1 2013-04-11 Richard Biener <rguenther@suse.de>
3 * BASE-VER: Set to 4.7.4.
4 * DEV-PHASE: Set to prerelease.
6 2013-04-11 Release Manager
10 2013-04-10 David S. Miller <davem@davemloft.net>
12 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
15 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
19 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
21 Backport from mainline
22 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
23 Alexander Monakov <amonakov@ispras.ru>
26 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
27 flush pending lists also on non-jumps. Adjust comment.
29 2013-04-03 Richard Biener <rguenther@suse.de>
31 PR tree-optimization/56501
32 * tree-switch-conversion.c (check_process_case): Properly
33 handle !single_succ_p case.
35 2013-04-03 Jakub Jelinek <jakub@redhat.com>
37 Backported from mainline
38 2013-03-06 Jakub Jelinek <jakub@redhat.com>
40 PR tree-optimization/56539
41 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
42 instead of GSI_CONTINUE_LINKING as last argument to
43 force_gimple_operand_gsi. Adjust function comment.
45 2013-03-05 Jakub Jelinek <jakub@redhat.com>
48 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
49 (avoid_complex_debug_insns): New function.
50 (expand_debug_locations): Call it.
52 2013-04-02 Wei Mi <wmi@google.com>
54 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
55 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
56 *<rotate_insn><mode>3_mask in i386.md.
58 2013-04-02 Richard Biener <rguenther@suse.de>
61 Backport from mainline
62 2012-05-16 Richard Guenther <rguenther@suse.de>
64 * tree-inline.c (declare_return_variable): Properly handle
65 DECL_BY_REFERENCE return vars in SSA form.
67 2013-04-01 Wei Mi <wmi@google.com>
69 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
70 Truncate operand 2 using %b asm operand modifier.
71 (*<shift_insn><mode>3_mask): Ditto.
72 (*<rotate_insn><mode>3_mask): Ditto.
74 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
76 * config/i386/i386.md (*movsf_internal): Change type of
77 alternatives 3,4 to imov.
79 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
81 Backport from mainline
82 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
85 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
86 when the may_trap_p bit of the exprs being merged differs.
87 Reorder tests for speculativeness in the logical and operator.
89 Backport from mainline
90 2013-03-05 Jakub Jelinek <jakub@redhat.com>
93 * sel-sched-ir.c (free_sched_pools): Release
94 succs_info_pool.stack[succs_info_pool.max_top] vectors too
95 if succs_info_pool.max_top isn't -1.
97 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
99 Backport from mainline
100 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
103 * sel-sched.c: Include ira.h.
104 (implicit_clobber_conflict_p): New function.
105 (moveup_expr): Use it.
106 * Makefile.in (sel-sched.o): Depend on ira.h.
108 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
110 Backport from mainline
111 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
112 Alexander Monakov <amonakov@ispras.ru>
115 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
116 flush pending lists also on non-jumps. Adjust comment.
118 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
120 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
121 * doc/extend.texi (Named Address Spaces): Ditto.
122 (Variable Attributes): Ditto.
124 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
126 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
127 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
130 2013-03-27 Walter Lee <walt@tilera.com>
132 Backport from mainline:
133 2013-03-27 Walter Lee <walt@tilera.com>
135 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
136 double-decrement of next_scratch_regno.
138 2013-03-27 Walter Lee <walt@tilera.com>
140 Backport from mainline:
141 2013-03-27 Walter Lee <walt@tilera.com>
143 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
145 (insn_v1mulus): Ditto.
146 (insn_v2muls): Ditto.
148 2013-03-27 Walter Lee <walt@tilera.com>
150 Backport from mainline:
151 2013-03-27 Walter Lee <walt@tilera.com>
153 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
155 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
157 2013-03-27 Walter Lee <walt@tilera.com>
159 Backport from mainline:
160 2013-03-27 Walter Lee <walt@tilera.com>
162 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
164 (*sibcall_value): Ditto.
166 2013-03-27 Walter Lee <walt@tilera.com>
168 Backport from mainline:
169 2013-03-27 Walter Lee <walt@tilera.com>
171 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
172 (insn_mnz_v8qi): ... this ...
173 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
175 (insn_v<n>mnz): Replaced by ...
176 (insn_v1mnz): ... this ...
177 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
179 (insn_mz_<mode>): Replaced by ...
180 (insn_mz_v8qi): ... this ...
181 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
183 (insn_v<n>mz): Replaced by ...
184 (insn_v1mz): ... this ...
185 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
188 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
190 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
192 2013-03-26 Richard Biener <rguenther@suse.de>
194 Backport from mainline:
195 2013-03-13 Richard Biener <rguenther@suse.de>
197 PR tree-optimization/56608
198 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
199 calls when vectorizing basic-blocks.
201 2013-03-05 Richard Biener <rguenther@suse.de>
203 PR tree-optimization/56270
204 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
205 of loads after scheduling an SLP instance.
207 2013-03-26 Walter Lee <walt@tilera.com>
209 Backport from mainline:
210 2013-03-26 Walter Lee <walt@tilera.com>
212 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
213 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
215 2013-03-26 Walter Lee <walt@tilera.com>
217 Backport from mainline:
218 2013-03-25 Walter Lee <walt@tilera.com>
220 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
221 TILEGX_INSN_SHUFFLEBYTES1.
222 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
224 (tilegx_builtins): Ditto.
225 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
227 2013-03-26 Walter Lee <walt@tilera.com>
229 Backport from mainline:
230 2013-03-25 Walter Lee <walt@tilera.com>
232 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
233 tests for constraint J, K, N, P.
235 2013-03-26 Walter Lee <walt@tilera.com>
237 Backport from mainline:
238 2013-03-25 Walter Lee <walt@tilera.com>
240 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
241 Use indirect/pcrel encoding.
242 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
245 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
247 Backport from mainline:
248 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
249 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
252 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
253 (musermode): Convert to Var(TARGET_USERMODE).
254 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
255 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
256 * config/sh/sh.c (sh_option_override): Use
257 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
258 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
260 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
262 (udivsi3_i4_single, divsi3_i4_single): Use
263 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
264 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
265 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
266 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
267 (SUBTARGET_OVERRIDE_OPTIONS): New.
269 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
271 Backport from mainline:
272 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
274 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
275 to m2a-single instead of m2e.
277 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
280 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
283 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
286 * config/i386/i386.c (init_cumulative_args): Also set
287 cum->callee_return_avx256_p.
288 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
289 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
291 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
292 callee_return_avx256_p.
294 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
296 Backport from mainline:
297 2012-12-04 Ian Lance Taylor <iant@google.com>
299 * godump.c (find_dummy_types): Output a dummy type if we couldn't
300 output the real type.
302 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
305 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
306 (PLUS_EXPR): Likewise.
307 * doc/cppopts.texi (--help): Likewise.
308 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
309 (-fdump-rtl-cprop_hardreg): Likewise.
310 (-fdump-rtl-csa): Likewise.
311 (-fdump-rtl-dce): Likewise.
312 (-fdump-rtl-dbr): Likewise.
313 (-fdump-rtl-into_cfglayout): Likewise.
314 (-fdump-rtl-outof_cfglayout): Likewise.
316 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
319 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
320 (arm_print_operand, case 'S'): Don't use shift_operator to validate
323 2013-03-14 Seth LaForge <sethml@google.com>
326 Backport from mainline
327 2012-10-22 Julian Brown <julian@codesourcery.com>
329 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
330 VFP D registers in big-endian mode.
332 2013-03-08 Joey Ye <joey.ye@arm.com>
334 Backport from mainline
335 2013-03-06 Joey Ye <joey.ye@arm.com>
338 * gcc.c (convert_white_space): New function.
339 (main): Handles white space in function name.
341 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
343 Backport from mainline
344 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
347 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
348 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
349 to SH_DIV_CALL_TABLE for TARGET_SH2.
350 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
352 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
353 mdiv= call-div1, call-fp, call-table options.
355 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
357 * config.gcc (arm*-*-rtemself*): New.
358 (arm*-*-rtems*): Removed.
359 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
360 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
362 2013-03-01 Richard Biener <rguenther@suse.de>
364 Backport from mainline
365 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
367 PR tree-optimization/55481
368 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
369 back to general rewriting if we cannot leave an original biv
372 2013-03-01 Richard Biener <rguenther@suse.de>
374 Backport from mainline
375 2012-04-10 Richard Guenther <rguenther@suse.de>
378 * gimple-low.c (gimple_check_call_args): Properly account for
379 compatible aggregate types.
381 2013-02-26 Nick Clifton <nickc@redhat.com>
384 Import this patch from the mainline:
386 2012-08-17 Nick Clifton <nickc@redhat.com>
388 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
389 (branch_true): Likewise.
390 (branch_false): Likewise.
392 2013-02-26 Jakub Jelinek <jakub@redhat.com>
394 PR tree-optimization/56443
395 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
396 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
397 to type_for_mode langhook.
399 2013-02-21 Jakub Jelinek <jakub@redhat.com>
402 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
405 2013-02-19 Jakub Jelinek <jakub@redhat.com>
407 Backported from mainline
408 2013-02-19 Jakub Jelinek <jakub@redhat.com>
410 PR tree-optimization/56350
411 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
412 if haven't found reduction or nested cycle operand, rather than
413 asserting we must find it.
415 PR tree-optimization/56381
416 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
419 2013-02-08 Jakub Jelinek <jakub@redhat.com>
421 PR tree-optimization/56250
422 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
423 if type is unsigned and code isn't MULT_EXPR.
425 2013-02-06 Jakub Jelinek <jakub@redhat.com>
428 * omp-low.c (use_pointer_for_field): Return false if
429 lower_send_shared_vars doesn't generate any copy-out code.
431 2012-11-27 Jakub Jelinek <jakub@redhat.com>
433 PR tree-optimization/55110
434 * tree-vect-loop.c (vectorizable_reduction): Don't assert
435 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
437 2013-02-18 Richard Biener <rguenther@suse.de>
440 2013-02-04 Richard Biener <rguenther@suse.de>
442 Backport from mainline
443 2012-07-04 Richard Guenther <rguenther@suse.de>
445 PR tree-optimization/53844
446 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
447 the loop virtual PHI.
449 2013-02-13 David S. Miller <davem@davemloft.net>
451 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
453 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
455 Backport from mainline
456 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
458 PR rtl-optimization/56275
459 * simplify-rtx.c (avoid_constant_pool_reference): Check that
460 offset is non-negative and less than cmode size before
461 calling simplify_subreg.
463 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
465 Backport from mainline
466 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
468 * config/i386/sse.md (FMAMODEM): New mode iterator.
469 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
470 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
472 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
475 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
476 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
478 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
480 Backport from mainline
481 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
484 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
485 If there is no implicit builtin declaration, just return NULL.
487 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
488 Michael Meissner <meissner@linux.vnet.ibm.com>
490 Backport from mainline
491 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
492 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
494 2013-02-07 David S. Miller <davem@davemloft.net>
496 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
498 * var-tracking.c (vt_add_function_parameter): Test the presence of
499 HAVE_window_save properly and do not remap argument registers when
500 we have a leaf function.
502 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
504 Backport from mainline
505 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
508 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
510 * config/i386/i386.c (ix86_print_operand): Ditto.
512 2013-02-07 Alan Modra <amodra@gmail.com>
515 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
516 static chain, set REST_INLINE_FPRS too.
518 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
520 Backport from mainline
521 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
523 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
524 * configure: Regenerate.
526 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
528 Backport from mainline
529 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
530 Andrew Dixie <andrewd@gentrack.com>
532 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
535 2013-02-05 Richard Biener <rguenther@suse.de>
537 Backport from mainline
538 2012-12-10 Richard Biener <rguenther@suse.de>
540 PR tree-optimization/55107
541 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
542 (bitmap_set_replace_value): Add gcc_unreachable.
543 (do_regular_insertion): Re-write all_same handling. Insert
544 an assignment instead of a PHI in this case.
545 (execute_pre): Do not record constified events.
547 2013-02-05 Richard Biener <rguenther@suse.de>
549 PR tree-optimization/54767
550 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
551 backedges drop all symbolical range information.
552 (execute_vrp): Compute backedges.
554 2013-02-04 Richard Biener <rguenther@suse.de>
556 Backport from mainline
557 2012-01-11 Richard Guenther <rguenther@suse.de>
559 PR tree-optimization/44061
560 * tree-vrp.c (extract_range_basic): Compute zero as
561 value-range for __builtin_constant_p of function parameters.
563 2013-01-08 Jakub Jelinek <jakub@redhat.com>
566 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
568 2013-02-04 Richard Biener <rguenther@suse.de>
570 Backport from mainline
571 2012-07-04 Richard Guenther <rguenther@suse.de>
573 PR tree-optimization/53844
574 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
575 the loop virtual PHI.
577 2012-12-13 Richard Biener <rguenther@suse.de>
580 * tree-streamer.c (record_common_node): Check that we are not
581 recursively pre-loading nodes we want to skip. Handle
582 char_type_node appearing as part of va_list_type_node.
584 2013-02-04 Richard Biener <rguenther@suse.de>
587 * gimple.h (gimple_call_builtin_class_p): New function.
588 * gimple.c (validate_call): New function.
589 (gimple_call_builtin_class_p): Likewise.
590 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
591 Use gimple_call_builtin_class_p.
592 (find_func_clobbers): Likewise.
593 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
594 (strlen_optimize_stmt): Likewise.
596 2013-02-01 Jakub Jelinek <jakub@redhat.com>
598 Backported from mainline
599 2013-01-28 Jakub Jelinek <jakub@redhat.com>
601 PR tree-optimization/56125
602 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
603 pow(x,c) into sqrt(x) * powi(x, n/2) or
604 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
606 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
607 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
610 2013-01-25 Jakub Jelinek <jakub@redhat.com>
612 PR tree-optimization/56098
613 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
614 for stmts with volatile ops.
615 (cond_store_replacement): Don't optimize if assign has volatile ops.
616 (cond_if_else_store_replacement_1): Don't optimize if either
617 then_assign or else_assign have volatile ops.
619 2013-01-23 Jakub Jelinek <jakub@redhat.com>
622 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
623 instead of cmpdi_operand for first comparison operand.
624 Don't assert that comparison operands aren't both constants.
626 2013-01-21 Jakub Jelinek <jakub@redhat.com>
628 PR tree-optimization/56051
629 * fold-const.c (fold_binary_loc): Don't fold
630 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
631 a narrowing conversion, or widening conversion from signed
634 2013-01-18 Jakub Jelinek <jakub@redhat.com>
637 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
638 the case where writing real complex part of target modifies
641 2013-01-15 Jakub Jelinek <jakub@redhat.com>
644 * function.c (thread_prologue_and_epilogue_insns): Always
645 add crtl->drap_reg to set_up_by_prologue.set, even if
646 stack_realign_drap is false.
648 2013-01-10 Jakub Jelinek <jakub@redhat.com>
650 PR tree-optimization/55921
651 * tree-complex.c (expand_complex_asm): New function.
652 (expand_complex_operations_1): Call it for GIMPLE_ASM.
654 2013-01-03 Jakub Jelinek <jakub@redhat.com>
656 PR rtl-optimization/55838
657 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
658 iv0.step, iv1.step and step.
660 2012-11-23 Jakub Jelinek <jakub@redhat.com>
663 * Makefile.in (gimple-low.o): Depend on langhooks.h.
664 * gimple-low.c: Include langhooks.c.
665 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
666 by default call lang_hooks.block_may_fallthru.
667 * langhooks.h (struct lang_hooks): Add block_may_fallthru
669 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
670 (LANG_HOOKS_INITIALIZER): Use it.
672 2012-11-20 Jakub Jelinek <jakub@redhat.com>
675 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
676 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
677 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
678 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
679 fail if the last real insn doesn't have REG_ARGS_SIZE note.
681 2012-11-17 Jakub Jelinek <jakub@redhat.com>
683 PR tree-optimization/55236
684 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
685 and signed ARG0_TYPE, force low and high to be non-NULL.
687 2012-11-13 Jakub Jelinek <jakub@redhat.com>
689 PR rtl-optimization/54127
690 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
691 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
692 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
693 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
694 REG_LABEL_TARGET and REG_LABEL_OPERAND.
696 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
698 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
699 range isn't testing for zero.
701 2013-01-29 Richard Biener <rguenther@suse.de>
703 PR tree-optimization/56113
704 * tree-ssa-structalias.c (equiv_class_lookup): Also return
706 (label_visit): Free duplicate bitmaps and record the leader instead.
707 (perform_var_substitution): Adjust.
709 2013-01-28 Serowk <serowk@yandex.ru>
712 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
713 Fix mode checks to allow for the passing of constants in the
715 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
716 Add entries in the switch statement for builtin iwmmxt vector
717 shift and rotate builtins.
719 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
721 Backport from mainline
722 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
725 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
726 operand 0 in movabs insn template for -masm=intel asm alternative.
727 (*movabs<mode>_2): Ditto for operand 1.
729 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
731 Backport from mainline
732 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
735 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
736 alternative to (o,r).
737 (*movdi_internal_rex64): Remove (!o,n) alternative.
738 (DImode immediate->memory splitter): Remove.
739 (DImode immediate->memory peephole2): Remove.
740 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
741 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
742 alternative to (!o,*r).
743 (*movtf_internal_sse): New pattern.
744 (*movxf_internal_rex64): New pattern.
745 (*movxf_internal): Disable for TARGET_64BIT.
746 (*movdf_internal_rex64): Remove (!o,F) alternative.
748 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
751 involving stack registers slightly.
753 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
755 * config/i386/constraints.md (Yf): New constraint.
756 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
757 of f constraint to conditionaly disable x87 register preferences.
758 (*movdf_internal): Ditto.
759 (*movsf_internal): Ditto.
761 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
763 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
764 (*movtf_internal_rex64): Add (!o,C) alternative
765 (*movxf_internal_rex64): Ditto.
766 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
768 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
770 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
772 2013-01-24 Martin Jambor <mjambor@suse.cz>
774 Backport from mainline
775 2013-01-04 Martin Jambor <mjambor@suse.cz>
777 PR tree-optimization/55755
778 * tree-sra.c (sra_modify_assign): Do not check that an access has no
779 children when trying to avoid producing a VIEW_CONVERT_EXPR.
781 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
783 Backport from mainline
784 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
786 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
788 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
790 PR rtl-optimization/56023
791 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
792 dependent on debug instruction.
794 2013-01-21 Martin Jambor <mjambor@suse.cz>
796 Backport from mainline
797 2013-01-17 Martin Jambor <mjambor@suse.cz>
799 PR tree-optimizations/55264
800 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
801 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
802 for virtual functions.
803 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
805 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
806 virtual methods before inlining is over.
808 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
810 Backport from mainline
811 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
814 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
815 store through atomic_store<mode>_1.
816 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
818 2013-01-16 Richard Biener <rguenther@suse.de>
821 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
822 account for bitpos when computing alignment.
824 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
826 Backport from 2013-01-14 trunk r195169.
829 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
830 etc. to 1 and not to __flash.
831 Use LL suffix for __INT24_MAX__ with -mint8.
832 Use ULL suffix for __UINT24_MAX__ with -mint8.
834 2013-01-14 Matthias Klose <doko@ubuntu.com>
836 * doc/invoke.texi: Document -print-multiarch.
837 * doc/install.texi: Document --enable-multiarch.
838 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
839 * configure.ac: Add --enable-multiarch option.
840 Substitute with_cpu, with_float.
841 * configure: Regenerate.
842 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
843 enable_multiarch, with_cpu, with_float: New macros.
844 if_multiarch: New macro, define in terms of enable_multiarch.
845 * genmultilib: Add new argument for the multiarch name.
846 * gcc.c (multiarch_dir): Define.
847 (for_each_path): Search for multiarch suffixes.
848 (driver_handle_option): Handle multiarch option.
849 (do_spec_1): Pass -imultiarch if defined.
850 (main): Print multiarch.
851 (set_multilib_dir): Separate multilib and multiarch names
852 from multilib_select.
853 (print_multilib_info): Ignore multiarch names in multilib_select.
854 * incpath.c (add_standard_paths): Search the multiarch include dirs.
855 * cppdefault.h (default_include): Document multiarch in multilib
857 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
858 include directory for multiarch directories.
859 * common.opt: New options --print-multiarch and -imultilib.
861 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
862 Include i386/t-linux.
863 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
864 Include i386/t-kfreebsd.
865 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
866 * config/i386/t-linux64: Add multiarch names in
867 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
868 * config/i386/t-gnu: New file.
869 * config/i386/t-kfreebsd: Likewise.
870 * config/i386/t-linux: Likewise.
872 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
873 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
874 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
875 for 32bit non-biarch configurations.
877 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
878 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
881 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
883 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
885 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
886 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
887 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
889 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
890 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
891 Include rs6000/t-linux for 32bit non-biarch configurations.
893 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
895 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
897 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
898 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
900 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
901 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
903 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
905 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
906 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
907 (vect_estimate_min_profitable_iter): Adjust to above fix.
908 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
910 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
912 Backport from mainline
913 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
915 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
916 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
917 documentation. Add missing '__' in front of
918 __builtin_ia32_packssdw256.
920 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
922 Backport from mainline
923 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
925 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
926 attribute of movddup insn to DF.
927 (*vec_interleave_lowv2df): Ditto.
928 (vec_dupv2df): Ditto.
930 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
932 Backport from 2013-01-07 trunk r194991, r194992.
935 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
938 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
939 (avr_addrspace_t): Add .section_name field.
940 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
942 (avr_addrspace): Same. Initialize .section_name. Remove last
943 NULL entry. Put __memx into .progmemx.data.
944 (progmem_section_prefix): Remove.
945 (avr_asm_init_sections): No need to initialize progmem_section.
946 (avr_asm_named_section): Use avr_addrspace[].section_name to get
948 (avr_asm_select_section): Ditto. And use get_unnamed_section to
949 retrieve the progmem section.
950 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
951 boundary to run over avr_addrspace[].
952 (avr_register_target_pragmas): Ditto.
954 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
956 Backport from 2013-01-07 trunk r194978.
959 * doc/install.texi (Cross-Compiler-Specific Options): Document
962 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
964 Backport from 2013-01-07 trunk r194968.
967 * config/avr/t-avr: Don't automatically rebuild
968 $(srcdir)/config/avr/t-multilib
969 $(srcdir)/config/avr/avr-tables.opt
970 (avr-mcus): New phony target to build them on request.
971 (s-avr-mlib): Remove.
972 * avr/avr-mcus.def: Adjust comments.
974 2013-01-07 Terry Guo <terry.guo@arm.com>
976 Backport from mainline
977 2012-12-19 Terry Guo <terry.guo@arm.com>
979 * config/arm/arm.c (thumb_find_work_register): Check argument
980 register number based on current PCS.
982 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
984 Backport from mainline
985 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
988 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
989 selected code model, define __code_mode_small__, __code_model_medium__,
990 __code_model_large__, __code_model_32__ or __code_model_kernel__.
991 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
992 xchg temporary register with %k. Declare temporary register as
994 [__x86_64__]: For medium and large code models, preserve %rbx register.
996 2013-01-03 Richard Henderson <rth@redhat.com>
998 * config/i386/i386.c (ix86_expand_move): Always assign to op1
999 after eliminating TLS symbols.
1001 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1004 * config/pa/pa.md (movsi): Revert previous change.
1005 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1008 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1011 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1014 2013-01-02 Jason Merrill <jason@redhat.com>
1017 * tree.c (build_array_type_1): Revert earlier change.
1019 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1022 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1023 after reload starts.
1025 2012-12-21 Martin Jambor <mjambor@suse.cz>
1027 PR tree-optimization/55355
1028 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1029 bit_position is small enough to fit a single HOST_WIDE_INT.
1031 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1033 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1035 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1037 Backport from mainline
1038 2012-10-15 Matthias Klose <doko@ubuntu.com>
1040 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1041 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1043 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1044 Tomash Brechko <tomash.brechko@gmail.com>
1047 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1048 handling of before and after cases.
1049 * config/sparc/sync.md (atomic_store): Fix pasto.
1051 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1053 * optabs.c (expand_atomic_store): Elide redundant model test.
1055 2012-12-13 Richard Henderson <rth@redhat.com>
1058 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1060 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1063 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1064 (tldo_stb_sp64): Likewise.
1065 (tldo_sth_sp32): Likewise.
1066 (tldo_sth_sp64): Likewise.
1067 (tldo_stw_sp32): Likewise.
1068 (tldo_stw_sp64): Likewise.
1069 (tldo_stx_sp64): Likewise.
1071 2012-12-10 Kai Tietz <ktietz@redhat.com>
1074 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1076 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1078 Backport from mainline
1079 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1080 H.J. Lu <hongjiu.lu@intel.com>
1083 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1084 before using it as insn or call equivalent.
1086 2012-12-06 Jason Merrill <jason@redhat.com>
1089 * tree.c (build_array_type_1): Re-layout if we found it in the
1092 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1094 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1095 opaque cond in all call insns.
1097 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1099 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1100 area if the function allocates dynamic stack space.
1101 (ia64_initial_elimination_offset): Adjust offsets to above change.
1103 2012-12-03 Richard Biener <rguenther@suse.de>
1105 Backport from mainline
1106 2012-09-24 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/53663
1109 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1110 native encode/interpret translation on VN_WALKREWRITE.
1112 2012-12-03 Kai Tietz <ktietz@redhat.com>
1115 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1118 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1121 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1123 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1125 Backport from mainline:
1126 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1129 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1130 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1131 (in_nullified_branch_delay): Likewise.
1132 (in_call_delay): Likewise.
1133 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1134 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1135 the $$sh_func_adrs call as variable. Update type of sibcalls and
1136 $$sh_func_adrs call.
1137 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1138 length instead of adjustment. Handle negative and undefined call
1139 adjustments for insn_default_length. Remove adjustment for millicode
1140 insn with unfilled delay slot.
1141 (pa_output_millicode_call): Update for revised millicode length.
1142 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1144 2012-11-29 Kai Tietz <ktietz@redhat.com>
1147 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1148 use by XNEWVEC/XRESIZEVEC.
1150 * i386.c (get_scratch_register_on_entry): Handle
1151 thiscall-convention.
1152 (split_stack_prologue_scratch_regno): Likewise.
1153 (ix86_static_chain): Likewise.
1154 (x86_output_mi_thunk): Likewise.
1156 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1158 Backported from mainline
1159 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1160 Markus Trippelsdorf <markus@trippelsdorf.de>
1163 * lto-opts.c (lto_write_options): Also handle
1164 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1165 OPT_SPECIAL_program_name.
1168 * lto-wrapper.c (merge_and_complain): Handle
1169 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1170 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1172 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1174 PR rtl-optimization/55489
1175 * gcse.c (compute_transp): Precompute a canonical version
1176 of XEXP (x, 0), and pass it to canon_true_dependence.
1178 2012-11-27 Richard Biener <rguenther@suse.de>
1181 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1182 stmt with a NOP instead of removing it.
1184 2012-11-26 Richard Biener <rguenther@suse.de>
1186 Backport from mainline
1187 2012-10-19 Richard Biener <rguenther@suse.de>
1189 PR tree-optimization/54976
1190 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1191 Robustify against odd inner_mode inputs.
1193 2012-10-12 Richard Biener <rguenther@suse.de>
1195 PR tree-optimization/54894
1196 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1197 Handle over-aligned scalar types properly.
1199 2012-10-02 Richard Guenther <rguenther@suse.de>
1202 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1203 cleaning up the CFG.
1205 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1207 Backport from mainline
1208 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1210 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1211 explaining the register ordering preferences.
1213 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1214 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1215 constraints so that the traditional floating point loads, stores,
1216 and moves are done first, then the VSX loads, stores, and moves,
1217 and finally the GPR loads, stores, and moves so that reload
1218 chooses FPRs over GPRs, and uses the traditional load/store
1219 instructions which provide an offset.
1220 (movdf_hardfloat64): Likewise.
1222 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1224 Backported from mainline
1225 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1226 H.J. Lu <hongjiu.lu@intel.com>
1229 * config/i386/i386.c (legitimize_pic_address): Properly handle
1231 (ix86_print_operand_address): Set code to 'k' when forcing
1232 addr32 prefix. For x32, zero-extend negative displacement if
1235 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1237 * common.opt (fvar-tracking-uninit): Document.
1238 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1239 * config/darwin.c (darwin_override_options): Likewise.
1241 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1243 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1244 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1246 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1248 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1250 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1252 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1255 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1257 Backport from mainline
1258 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.c (ix86_init_machine_status): Do not
1261 explicitly clear tls_descriptor_call_expanded_p again.
1263 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1265 * config/i386/sse.md
1266 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1267 as read and written by the instruction.
1269 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1272 (ix86_instantiate_decls): New function.
1273 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1274 stack slot instead of SLOT_VIRTUAL.
1275 <case IX86_BUILTIN_STMXCSR>: Ditto.
1276 (assign_386_stack_local): Do not assert when virtual slot is valid.
1277 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1278 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1279 (truncxf<mode>2): Ditto.
1280 (floatunssi<mode>2): Ditto.
1281 (isinf<mode>2): Ditto.
1282 * config/i386/sync.md (atomic_load<mode>): Ditto.
1283 (atomic_store<mode>): Ditto.
1285 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1288 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1289 the argument is itself a conditional expression.
1291 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1293 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1296 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1298 PR tree-optimization/54986
1299 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1300 conversions on entry but add them back on exit if needed.
1302 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1305 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1307 (print_reg): Use true_regnum rather than REGNO.
1308 (ix86_print_operand_address): Remove SUBREG handling.
1310 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1312 Backported from mainline
1313 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1316 * gimple.h (is_gimple_sizepos): New inline function.
1317 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1318 final assignment to expr variable.
1319 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1320 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1321 into a local temporary.
1323 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1325 PR tree-optimization/54877
1326 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1327 use make_ssa_name instead of copy_ssa_name.
1329 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1331 Backport from mainline
1332 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1334 PR tree-optimization/53708
1335 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1336 user-supplied alignment when used with an explicit section name.
1338 2012-11-02 Jeff Law <law@redhat.com>
1340 PR tree-optimization/54985
1341 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1342 from thread_across_edge.
1343 (thread_across_edge): Use it in all cases where we might thread
1346 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1348 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1349 special register pushes before frame probing and allocation.
1351 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1352 Joel Sherrill <joel.sherrill@oarcorp.com>
1354 * config/sparc/t-rtems: New (Custom multilibs).
1355 * config/sparc/t-rtems-64: New (Custom multilibs).
1356 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1357 (sparc-*-rtems*): Add sparc/t-rtems.
1359 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1361 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1363 (hash_rtx): Likewise.
1365 2012-10-29 Terry Guo <terry.guo@arm.com>
1367 Backport from mainline
1368 2012-10-11 Terry Guo <terry.guo@arm.com>
1370 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1372 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1375 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1377 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1378 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1380 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1382 * config/avr/t-rtems: Revert previous commit.
1384 2012-10-26 Terry Guo <terry.guo@arm.com>
1386 Backport from mainline
1387 2012-10-23 Terry Guo <terry.guo@arm.com>
1390 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1393 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1395 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1397 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1399 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1401 * config.gcc (microblaze*-*-rtems*): New target.
1402 * config/microblaze/rtems.h: New.
1403 * config/microblaze/t-rtems: New.
1405 2012-10-25 Richard Biener <rguenther@suse.de>
1407 PR tree-optimization/54902
1408 * tree-ssa-pre.c (fini_pre): Return TODO.
1409 (execute_pre): Adjust.
1410 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1411 blocks before computing dominators.
1413 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1415 Backport from mainline
1416 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/i386.c (memory_address_length): Assert that non-null
1419 base or index RTXes are registers. Do not check for REG RTXes.
1420 Determine addr32 prefix using SImode_address_operand or
1421 from original base and index RTXes. Simplify code.
1423 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1425 * config/i386/i386-protos.h (memory_address_length): Add new bool
1426 argument. Update all uses.
1427 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1428 add length of addr32 prefix based on mode of base or index register.
1429 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1430 addresses here. Update call to memory_address_length.
1431 (ix86_print_address_operand): Use SImode_address_operand predicate.
1432 * config/i386/predicates.md (SImode_address_operand): New.
1433 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1434 to calculate "mode" attribute. Use SImode_address_operand predicate
1435 instead of open-coding accepted RTX codes.
1437 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1439 Backport from 2012-10-22 trunk r192685.
1440 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1441 Note __AVR_<device>__ is not defined for cores.
1442 Don't point to --help=target.
1443 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1445 2012-10-19 Marek Polacek <polacek@redhat.com>
1447 Backported from mainline
1448 2012-10-19 Marek Polacek <polacek@redhat.com>
1451 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1452 pointer/non-pointer comparison.
1454 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1456 Backported from mainline
1457 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1460 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1461 sure the mode is correct when falling through from above cases.
1463 2012-10-19 Alan Modra <amodra@gmail.com>
1465 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1466 (HAVE_LD_LARGE_TOC): Likewise.
1467 * configure: Regenerate.
1469 2012-10-19 Alan Modra <amodra@gmail.com>
1471 * config/rs6000/predicates.md (splat_input_operand): Don't call
1472 input_operand for MEMs. Instead check for volatile and call
1473 memory_address_addr_space_p with modified mode.
1475 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1477 Backported from mainline
1478 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1480 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1482 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1484 PR rtl-optimization/54870
1485 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1486 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1487 SSA_NAME pointer that points to a partition if there is at least
1488 one variable with it set in the partition.
1489 * dse.c (local_variable_can_escape): New predicate.
1490 (can_escape): Call it.
1491 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1492 mark the SSA_NAME pointer that points to a partition.
1494 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1496 Backport from mainline
1497 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1499 PR rtl-optimization/53701
1500 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1501 rocess not only expr's vinsns but all old vinsns from expr's
1504 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1506 Backport from mainline
1507 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1510 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1512 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1513 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1514 only if producer writes to the register given by regno.
1516 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1518 Backport from mainline
1519 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1521 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1522 (UNSPEC_LOADU): New.
1523 (UNSPEC_STOREU): Ditto.
1524 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1525 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1526 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1527 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1528 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1529 (<sse2>_storedqu<avxsizesuffix>): ... this.
1530 (*sse4_2_pcmpestr_unaligned): Update.
1531 (*sse4_2_pcmpistr_unaligned): Ditto.
1533 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1534 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1535 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1536 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1537 gen_sse2_load{dqu,upd} to load from unaligned memory and
1538 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1540 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1541 Use CODE_FOR_sse_loadups.
1542 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1543 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1544 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1545 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1546 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1547 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1548 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1549 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1550 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1551 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1552 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1554 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1556 Backport from trunk (r190222):
1558 PR tree-optimization/54146
1559 * ifcvt.c: Include pointer-set.h.
1560 (cond_move_process_if_block): Change type of then_regs and
1561 else_regs from alloca'd array to pointer_sets.
1562 (check_cond_move_block): Update for this change.
1563 (cond_move_convert_if_block): Likewise.
1564 * Makefile.in: Fix dependencies for ifcvt.o.
1566 2012-10-15 Richard Guenther <rguenther@suse.de>
1568 PR tree-optimization/54920
1569 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1570 allocate temporary storage for all NARY elements.
1572 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1575 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1577 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1579 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1580 default_use_cxa_atexit to yes.
1582 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1584 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1586 2012-10-05 Jan Hubicka <jh@suse.cz>
1587 Jakub Jelinek <jakub@redhat.com>
1589 PR tree-optimization/33763
1590 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1591 attribute for redefined extern inline functions.
1593 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1595 Backported from mainline
1596 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1598 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1599 in SSE and YMM state support check for -march=native.
1601 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1604 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1607 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1609 Backported from mainline
1610 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1613 * doc/invoke.texi: Document -mprefer-avx128.
1615 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1617 Backported from mainline
1618 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1621 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1622 (XSTATE_FP): Likewise.
1623 (XSTATE_SSE): Likewise.
1624 (XSTATE_YMM): Likewise.
1625 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1626 SSE and YMM states aren't supported.
1628 2012-10-01 Tom de Vries <tom@codesourcery.com>
1630 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1633 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1636 * config/s390/s390.c (s390_option_override): Add missing break.
1638 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1640 Backport from mainline
1641 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1643 * config.gcc: Replace 'host' with 'target' when configuring for
1644 powerpc64*-*-freebsd.
1646 2012-09-28 Meador Inge <meadori@codesourcery.com>
1648 Backport from mainline
1649 2012-09-27 Meador Inge <meadori@codesourcery.com>
1651 * gcc-ar.c (main): Handle the returning of the sub-process error
1654 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1656 Backport from 2012-09-28 trunk r191821.
1657 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1659 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1662 * simplify-rtx.c (simplify_binary_operation_1): Perform
1663 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1665 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1667 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1668 TYPE_NONALIASED_COMPONENT flag.
1669 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1670 TYPE_NONALIASED_COMPONENT flag.
1672 2012-09-21 Richard Guenther <rguenther@suse.de>
1675 Backport from mainline
1676 2012-04-19 Richard Guenther <rguenther@suse.de>
1678 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1681 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1684 * c-typeck.c (c_cast_expr): When casting to a type requiring
1685 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1688 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1691 * c-typeck.c (build_unary_op): Pass original argument of
1692 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1693 any C_MAYBE_CONST_EXPR, if it has integer operands.
1694 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1695 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1696 to c_objc_common_truthvalue_conversion, then remove any
1697 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1698 c_objc_common_truthvalue_conversion not
1699 c_common_truthvalue_conversion.
1700 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1701 call note_integer_operands for arguments with integer operands
1702 that are not integer constants.
1704 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1706 Backported from mainline
1707 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1709 PR tree-optimization/54563
1710 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1711 gimple_purge_dead_eh_edges if last call has been changed.
1713 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1716 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1717 instead of (match_dup 0) as second argument to vec_merge.
1718 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1719 Remove third alternative.
1720 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1721 operand 2 instead of operand 1, but put it as first argument
1723 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1724 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1727 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1729 * BASE-VER: Set to 4.7.3.
1730 * DEV-PHASE: Set to prerelease.
1732 2012-09-20 Release Manager
1734 * GCC 4.7.2 released.
1736 2012-09-15 Andi Kleen <ak@linux.intel.com>
1738 Backport from mainline
1739 2012-09-07 Andi Kleen <ak@linux.intel.com>
1741 * gcc/lto-streamer.h (res_pair): Add.
1742 (lto_file_decl_data): Replace resolutions with respairs.
1744 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1745 Initialize respairs.
1746 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1748 2012-09-14 Walter Lee <walt@tilera.com>
1750 Backport from mainline.
1751 2012-09-14 Walter Lee <walt@tilera.com>
1753 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1754 option for TILEPro and TILE-Gx.
1756 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.h (x86_prefetchw): New global variable.
1759 (TARGET_PREFETCHW): New macro.
1760 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1761 (processor_alias_table): Add PTA_PREFETCHW to
1762 bdver1, bdver2 and btver1.
1763 (ix86_option_override_internal): Set x86_prefetchw for
1764 PTA_PREFETCHW targets.
1765 * config/i386/i386.md (prefetch): Expand to prefetchw
1766 for TARGET_PREFETCHW.
1767 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1769 Backport from mainline
1770 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1772 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1773 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1775 (*prefetch_sse): ... this.
1776 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1778 (*prefetch_3dnow): ... this.
1780 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1783 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1784 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1786 2012-09-12 Teresa Johnson <tejohnson@google.com>
1788 Backport from mainline.
1789 2012-09-12 Teresa Johnson <tejohnson@google.com>
1791 PR gcov-profile/54487
1792 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1793 test using F_SETLKW with fcntl.
1794 * configure, config.in: Regenerate.
1796 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1798 Backport from mainline
1799 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1801 * config/i386/i386.md : Comments on fma4 instruction selection
1802 reflect requirement on register pressure based cost model.
1804 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1805 flag is set-reset as informed by the cpuid flag.
1807 * config/i386/i386.c (processor_alias_table): fma4
1808 flag is enabled for bdver2.
1810 2012-09-12 Christian Bruel <christian.bruel@st.com>
1812 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1814 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1816 * config.gcc: Obsolete picochip-*.
1818 2012-09-11 Richard Guenther <rguenther@suse.de>
1821 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1822 on flag_toplevel_reorder.
1824 2012-09-10 Richard Henderson <rth@redhat.com>
1826 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1829 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1831 Backport from 2012-09-10 mainline r191132.
1834 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1836 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1839 * tree-sra.c (disqualify_base_of_expr): Check for possible
1840 NULL_TREE returned by get_base_address()
1842 2012-09-07 Richard Guenther <rguenther@suse.de>
1844 Backport from mainline
1845 2012-06-26 Jan Hubicka <jh@suse.cz>
1848 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1851 2012-09-07 Richard Guenther <rguenther@suse.de>
1853 Backport from mainline
1854 2012-07-13 Richard Guenther <rguenther@suse.de>
1856 PR tree-optimization/53922
1857 * tree-vrp.c (value_inside_range): Change prototype to take
1858 min/max instead of value-range.
1859 (range_includes_zero_p): Likewise. Return the result from
1861 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1862 return value from range_includes_zero_p.
1863 (extract_range_from_unary_expr_1): Likewise.
1864 (compare_range_with_value): Likewise.
1865 (vrp_meet_1): Likewise.
1867 2012-09-07 Richard Guenther <rguenther@suse.de>
1870 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1871 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1872 arguments separately.
1874 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1876 Backported from mainline
1877 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1879 PR rtl-optimization/54455
1880 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1881 bb ends up with asm goto referencing bb's label.
1883 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1885 Backport from mainline.
1886 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1887 Richard Earnshaw <richard.earnshaw@arm.com>
1890 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1891 element size. Use elem_type from the formal parameter. New parameter
1893 (neon_expand_args): Adjust call to neon_dereference_pointer.
1895 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1897 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1898 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1900 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1902 Backport from mainline
1903 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1905 * config/i386/i386.md (isa): Add fma and fma4.
1906 (enabled): Handle fma and fma4.
1907 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1908 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1909 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1910 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1911 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1912 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1914 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1916 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1917 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1918 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1920 2012-09-06 Richard Guenther <rguenther@suse.de>
1922 PR tree-optimization/54498
1923 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1924 abort when reaching an already visited region.
1925 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1926 (get_continuation_for_phi_1): Likewise.
1927 (walk_non_aliased_vuses): When we translated the reference,
1928 abort when we re-visit a region.
1929 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1931 2012-09-06 Andrew Pinski <apinski@cavium.com>
1934 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1936 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1939 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1940 build_int_cst with size_type_node instead of size_int.
1942 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1944 Backport from 2012-09-05 mainline r190697.
1947 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1948 configured --with-avrlibc.
1949 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1951 * config/avr/avrlibc.h: New file.
1952 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1953 configured --with-avrlibc.
1954 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1956 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1958 Backport from 2012-09-04 mainline r190919
1961 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1962 of size less than 4 bytes by using macro ARM_NUM_INTS.
1963 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1965 2012-09-04 Richard Henderson <rth@redhat.com>
1967 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1969 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1971 Backport from 2012-09-04 mainline r190920
1974 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1976 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1978 Backport from 2012-09-04 mainline r190914
1981 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1983 (avr_allocate_stack_slots_for_args): ...this new static function.
1985 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1987 Backported from mainline
1988 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1991 * doc/invoke.texi: Add -da and remove -dm.
1993 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1995 Backported from mainline
1996 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1999 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2000 operands[1] is CONST_INT_P, convert it to QImode before printing.
2002 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2005 * c-convert.c (convert): Don't call fold_convert_loc if
2006 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2007 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2008 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2010 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2013 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2014 if init is a CONSTRUCTOR.
2016 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2018 PR rtl-optimization/54369
2019 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2020 calling dbr_schedule.
2021 * config/sparc/sparc.c (sparc_reorg): Likewise.
2023 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2025 Backport from mainline
2026 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2028 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2029 case for Atom processor.
2031 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2033 Backport from mainline
2034 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2037 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2038 true for TARGET_64BIT or !flag_pic.
2039 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2040 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2041 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2042 Add insn constraint. Conditionally emit xchg asm insns.
2043 (atomic_compare_and_swap<mode>): Update calls. Check only
2044 cmpxchg8b_pic_memory_operand in memory address fixup.
2046 (CASHMODE): Rename from DCASHMODE.
2047 (doublemodesuffix): Update modes.
2048 (regprefix): New mode attribute.
2050 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2051 <UNSPECV_CMPXCHG>: New constant.
2052 (atomic_compare_and_swap<mode>_1): Rename from
2053 atomic_compare_and_swap_single<mode>. Update calls and
2054 unspec_volatile constants.
2055 (atomic_compare_and_swap<mode>_doubleword): Rename from
2056 atomic_compare_and_swap_double<mode>. Update calls and
2057 unspec_volatile constants.
2059 2012-08-28 Walter Lee <walt@tilera.com>
2061 Backport from mainline
2062 2012-08-28 Walter Lee <walt@tilera.com>
2064 * confg/tilegx/tilegx.md: Fix code style.
2065 (*zero_extendsidi_truncdisi): Fix typo.
2066 * config/tilegx/tilegx.c: Fix code style.
2067 (tilegx_function_profiler): Fix typo.
2069 2012-08-27 Walter Lee <walt@tilera.com>
2071 Backport from mainline
2072 2012-08-27 Walter Lee <walt@tilera.com>
2074 * doc/md.texi (TILE-Gx): Fix typo.
2076 2012-08-27 Walter Lee <walt@tilera.com>
2078 Backport from mainline
2079 2012-08-27 Walter Lee <walt@tilera.com>
2081 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2082 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2084 2012-08-27 Walter Lee <walt@tilera.com>
2086 Backport from mainline
2087 2012-08-27 Walter Lee <walt@tilera.com>
2089 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2090 (insn_bfins): Delete.
2092 2012-08-27 Walter Lee <walt@tilera.com>
2094 Backport from mainline
2095 2012-08-27 Walter Lee <walt@tilera.com>
2097 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2098 atomic_exchange_bare<mode>,
2099 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2100 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2101 * config/tilegx/tilegx.md (type): Add X1_remove.
2102 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2103 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2104 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2107 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2109 PR rtl-optimization/54088
2110 * jump.c (delete_related_insns): Robustify latest change.
2112 2012-08-21 Richard Guenther <rguenther@suse.de>
2114 Backport from mainline
2115 2012-08-16 Richard Guenther <rguenther@suse.de>
2118 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2120 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2121 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2122 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2123 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2124 (tree_ssa_lim_finalize): Free all mem_refs.
2125 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2126 scc when bailing out.
2127 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2128 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2129 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2130 FOR_EACH_LOOP_BREAK.
2132 2012-08-17 Richard Guenther <rguenther@suse.de>
2134 * tree-sra.c (modify_function): Free redirect_callers vector.
2135 * ipa-split.c (split_function): Free args_to_pass vector.
2136 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2138 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2139 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2140 (vect_analyze_slp_instance): Free everything.
2141 (destroy_bb_vec_info): Free the SLP instances.
2143 2012-08-17 Richard Guenther <rguenther@suse.de>
2145 * params.def (integer-share-limit): Decrease from 256 to 251,
2148 2012-08-21 Richard Guenther <rguenther@suse.de>
2150 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2151 the affine expansion cache.
2153 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2155 Backported from trunk
2156 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2159 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2161 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2163 Backport from mainline.
2164 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2167 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2168 mark as predicable. Adjust asm template.
2169 (vec_setv2di_internal): Likewise.
2170 (vec_extract<mode> VD, VQ): Likewise.
2171 (vec_extractv2di): Likewise.
2172 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2173 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2174 (neon_vdup_n<mode> VX, V32): Likewise.
2175 (neon_vdup_nv2di): Likewise.
2177 2012-08-17 Walter Lee <walt@tilera.com>
2179 Backport from mainline
2180 2012-08-17 Walter Lee <walt@tilera.com>
2182 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2183 (FEEDBACK_ENTER): Define.
2184 (FEEDBACK_REENTER): Define.
2185 (FEEDBACK_ENTRY): Define.
2186 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2187 (FEEDBACK_ENTER): Define.
2188 (FEEDBACK_REENTER): Define.
2189 (FEEDBACK_ENTRY): Define.
2191 2012-08-16 Walter Lee <walt@tilera.com>
2193 Backport from mainline
2194 2012-08-16 Walter Lee <walt@tilera.com>
2196 * config.gcc (tilegx-*-linux*): Add feedback.h.
2197 (tilepro-*-linux*): Likewise.
2198 * config/tilegx/feedback.h: New file.
2199 * config/tilepro/feedback.h: New file.
2201 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2203 Backport from mainline r189840 and r187586:
2204 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2206 * config/i386/i386.md (stack_protect_set): Disable the pattern
2207 for Android since Android libc (bionic) does not provide random
2208 value for stack protection guard at gs:0x14. Guard value
2209 will be provided from external symbol (default implementation).
2210 (stack_protect_set_<mode>): Likewise.
2211 (stack_protect_test): Likewise.
2212 (stack_protect_test_<mode>): Likewise.
2213 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2214 not have Bionic by default
2215 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2216 Macro OPTION_BIONIC is defined in this file and provides Bionic
2217 accessibility status
2219 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2221 * configure.ac: Stack protector enabling for Android targets.
2222 * configure: Regenerate.
2224 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2226 Backported from trunk
2227 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2229 PR rtl-optimization/53942
2230 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2231 directly from likely spilled non-fixed hard registers, move them
2234 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2236 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2237 (xop_phaddubq): Ditto.
2239 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2241 Backport from mainline
2242 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2243 Richard Earnshaw <rearnsha@arm.com>
2245 * target.def (vector_alignment): New target hook.
2246 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2247 * doc/tm.texi: Regenerate.
2248 * targhooks.c (default_vector_alignment): New function.
2249 * targhooks.h (default_vector_alignment): Add prototype.
2250 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2251 * config/arm/arm.c (arm_vector_alignment): New function.
2252 (TARGET_VECTOR_ALIGNMENT): Define.
2254 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2255 vector type alignment instead of size.
2256 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2257 element type size directly instead of computing it from alignment.
2258 Fix variable naming and comment.
2260 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2262 Backport from mainline
2263 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2265 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2266 (alpha_pad_function_end): ... this. Also insert NOP between
2267 sibling call and GP load.
2268 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2270 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2272 Backport from mainline
2273 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2274 H.J. Lu <hongjiu.lu@intel.com>
2276 PR rtl-optimization/54157
2277 * combine.c (gen_lowpart_for_combine): Don't return identity
2278 for CONST or symbolic reference.
2280 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2282 Backport from mainline
2283 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2286 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2287 split_cost argument signed.
2288 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2289 (ix86_avoid_lea_for_addr): Ditto.
2291 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2293 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2294 the address has less than two components.
2296 2012-08-02 Steve Ellcey <sellcey@mips.com>
2298 Backport from mainline
2299 2012-07-19 Steve Ellcey <sellcey@mips.com>
2301 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2304 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2306 Backport from mainline
2307 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2311 negative constant address for TARGET_X32 ...
2312 (ix86_decompose_address): ... here. Reject constant addresses
2313 that don't satisfy x86_64_immediate_operand predicate.
2315 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2318 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2319 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2320 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2321 addresses. Prevent zero extensions of CONST_INT operands.
2323 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2326 * config/i386/i386.md (*lea): New insn pattern.
2328 (*lea<mode>_2): Ditto.
2329 (*lea_{3,4,5,6}_zext): Ditto.
2330 * config/i386/predicates.md (lea_address_operand): Do not reject
2331 zero-extended address operands.
2332 * config/i386/constraints.md (j): Remove address constraint.
2333 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2335 (ix86_print_operand_address): Handle SImode subreg of an address.
2336 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2338 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2340 Backport from mainline
2341 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2344 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2345 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2347 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2348 (*movdi_internal_rex64): Use %E operand modifier for lea.
2349 (*movsi_internal): Ditto.
2351 (*lea<mode>_2): Ditto.
2352 (*lea_{3,4,5,6}_zext): Ditto.
2353 (*tls_global_dynamic_32_gnu): Ditto.
2354 (*tls_global_dynamic_64): Ditto.
2355 (*tls_dynamic_gnu2_lea_32): Ditto.
2356 (*tls_dynamic_gnu2_lea_64): Ditto.
2357 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2359 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2361 Backport from mainline
2362 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2364 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2366 (ix86_print_operand_address): Assert that parts.base and parts.index
2367 are non-NULL after call to simplify_subreg.
2369 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2372 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2374 * config/sh/sh.c (sh_option_override): Do not change
2375 flag_finite_math_only. Set TARGET_IEEE to complement of
2376 flag_finite_math_only.
2377 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2378 description of mieee and mno-ieee behavior.
2380 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2383 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2384 (_lzcnt_u64): Ditto.
2386 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2388 Backport from mainline
2389 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2391 PR rtl-optimization/52250
2392 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2393 to put note list into. Unconditionally call move_bb_info.
2394 (move_bb_info): Do not assert the blocks being in the same region,
2395 just drop the note list if they are not.
2397 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2399 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2401 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2403 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2404 defining statement is a SSA name that occurs in abnormal PHIs.
2406 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2408 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2411 2012-07-19 Richard Guenther <rguenther@suse.de>
2412 Eric Botcazou <ebotcazou@adacore.com>
2414 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2415 about transition from invariant to known bits.
2416 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2418 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2421 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2422 (cleanup_tree_cfg_bb): Don't call it.
2423 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2426 2012-07-19 Christian Bruel <christian.bruel@st.com>
2429 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2431 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2433 * config.gcc (v850-*-rtems*): New target.
2434 * config/v850/rtems.h: New.
2435 * config/v850/t-rtems: New.
2437 2012-07-18 Nick Clifton <nickc@redhat.com>
2439 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2441 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2445 Backport from mainline
2446 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2449 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2450 instead expand it as zero extension.
2452 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2454 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2455 QImode and HImode splitters. Use ix86_comparison_operator.
2456 Explicitly match FLAGS_REG.
2457 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2459 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2460 Steven Bosscher <steven@gcc.gnu.org>
2461 Bernd Schmidt <bernds@codesourcery.com>
2463 PR rtl-optimization/53908
2464 * df-problems.c (can_move_insns_across): When doing
2465 memory-reference book-keeping, handle call insns.
2467 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2469 Backport from mainline
2470 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2473 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2474 sibcall_insn_operand. Move it to a temporary register if not.
2476 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2479 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2480 emit PIC sequence for fnaddr symbol reference in advance.
2482 2012-07-09 Jason Merrill <jason@redhat.com>
2485 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2486 (type_hash_eq): Likewise.
2489 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2491 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2493 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2494 due to negative shift amount.
2496 2012-07-06 Kai Tietz <ktietz@redhat.com>
2498 Backport from mainline.
2500 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2501 as "/mingw/include".
2503 2012-07-06 Nick Clifton <nickc@redhat.com>
2505 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2506 default_encode_section_info.
2508 2012-07-06 Richard Guenther <rguenther@suse.de>
2510 Backport from mainline
2511 2012-03-30 Richard Guenther <rguenther@suse.de>
2514 * double-int.c (rshift_double): Remove not needed cast.
2516 2012-03-28 Richard Guenther <rguenther@suse.de>
2519 * double-int.h (rshift_double): Remove.
2520 * double-int.c (lshift_double): Use absu_hwi to make count
2522 (rshift_double): Make static, take unsigned count argument,
2523 remove handling of negative count argument.
2524 (double_int_rshift): Dispatch to lshift_double.
2526 2012-07-06 Richard Guenther <rguenther@suse.de>
2528 Backport from mainline
2529 2012-06-18 Richard Guenther <rguenther@suse.de>
2531 PR tree-optimization/53693
2532 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2533 Reject operands with more than one use.
2535 2012-07-06 Richard Guenther <rguenther@suse.de>
2537 Backport from mainline
2538 2012-04-11 Richard Guenther <rguenther@suse.de>
2541 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2542 consider loop nesting.
2543 (evolution_function_is_univariate_p): Properly check the remainder
2546 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2548 Backport from mainline
2549 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2551 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2552 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2553 (adjacent_mem_locations): Move some code to and call...
2554 (get_memref_parts): ...new function.
2555 (mem_locations_overlap): New function.
2556 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2557 (is_mem_ref): Rename to...
2558 (find_mem_ref): ...this. Return MEM rtx.
2559 (get_store_dest): Remove function.
2560 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2561 new parameter and adjust calls.
2562 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2563 mem refs overlap for true_store_to_load_dep_costly.
2564 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2565 passed to adjacent_mem_locations.
2566 (is_costly_group): Walk resolved dependency list.
2567 (force_new_group): Emit group ending nop for Power6/Power7.
2568 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2569 (group_ending_nop): New define_insn.
2571 2012-07-04 Richard Guenther <rguenther@suse.de>
2574 * gimple-fold.c (get_base_constructor): Do not return an
2575 error_mark_node DECL_INITIAL.
2577 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2579 Backport from mainline
2580 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2583 code model string in the error message.
2585 2012-07-04 Tristan Gingold <gingold@adacore.com>
2587 Backport from mainline.
2588 2012-06-25 Tristan Gingold <gingold@adacore.com>
2590 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2591 (seh_cfa_adjust_cfa): ... that function.
2592 (seh_emit_stackalloc): Do not emit out of range values.
2593 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2594 UNSPEC_DEF_CFA constants.
2595 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2596 * config/i386/i386.c (ix86_frame_pointer_required): Required
2597 for very large frames on SEH target.
2598 (ix86_compute_frame_layout): Save area is before frame pointer
2599 on SEH target. Handle very large frames.
2600 (ix86_expand_prologue): Likewise.
2602 2012-07-04 Richard Guenther <rguenther@suse.de>
2604 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2605 as in free_lang_data_in_type.
2607 2012-07-02 Martin Jambor <mjambor@suse.cz>
2609 Backport from mainline.
2610 2012-07-02 Martin Jambor <mjambor@suse.cz>
2613 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2614 dynamic type change check.
2616 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2618 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2619 last statement of the finally block onto the switch.
2621 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2623 * configure: Regenerate.
2625 Backport from mainline.
2626 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2628 * config.gcc (target_type_format_char): New. Document it. Set it for
2630 * configure.ac (gnu_unique_option): Use target_type_format_char
2631 in test. Comment rationale.
2633 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2635 Backport from mainline.
2636 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2638 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2640 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2642 Backport from 2012-06-28 mainline r189049
2645 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2646 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2647 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2648 avr_hard_regno_call_part_clobbered.
2650 2012-06-28 Richard Guenther <rguenther@suse.de>
2653 * expr.c (expand_expr_real_1): Verify if the type is complete
2654 before inspecting its size.
2656 2012-06-27 Nick Clifton <nickc@redhat.com>
2658 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2661 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2664 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2666 2012-06-26 Nick Clifton <nickc@redhat.com>
2668 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2670 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2673 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2674 of x x x in the vmovlps load alternative.
2676 2012-06-22 Richard Guenther <rguenther@suse.de>
2678 * gcov-iov.c: Include bconfig.h and system.h.
2680 2012-06-22 Richard Guenther <rguenther@suse.de>
2682 PR gcov-profile/53744
2683 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2685 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2687 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2688 DECL_IGNORED_P non-reg vars even if they are used.
2690 2012-06-19 Jason Merrill <jason@redhat.com>
2693 * dwarf2out.c (modified_type_die): Use scope_die_for.
2694 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2695 (uses_local_type_r, uses_local_type): New.
2696 (scope_die_for): Keep a type that uses a local type in local scope.
2697 Use get_context_die for namespace and type scope.
2699 2012-06-19 Richard Guenther <rguenther@suse.de>
2702 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2703 replace it with the first non-BLOCK context.
2705 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2707 PR rtl-optimization/53700
2709 Backport from mainline
2710 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2712 * ira-color.c (setup_left_conflict_sizes_p): Process all
2713 conflicting objects.
2715 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2717 Backport from mainline
2718 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2722 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2723 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2724 instead of xop_mulv2div2di3_low.
2725 (xop_p<macs>dql): Fix vec_select selector.
2726 (xop_p<macs>dqh): Ditto.
2727 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2728 (xop_mulv2div2di3_high): Ditto.
2730 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2732 Backport from mainline:
2733 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2737 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2739 Backport from mainline:
2740 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2742 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2743 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2744 MAX_PCREL17F_OFFSET instead of fixed offset.
2745 (pa_attr_length_call): Likewise.
2746 (pa_attr_length_indirect_call): Likewise.
2748 2012-06-15 Walter Lee <walt@tilera.com>
2750 Backport from mainline:
2751 2012-06-15 Walter Lee <walt@tilera.com>
2753 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2755 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2757 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2759 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2761 Backport from mainline:
2763 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2764 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2765 * gimple.h (block_in_transaction): Check for flag_tm.
2767 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2769 PR tree-optimization/52558
2771 Backport from mainline:
2772 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2773 * gimple.h (gimple_set_in_transaction): Remove.
2774 (gimple_in_transaction): Look in BB instead.
2775 (gimple_statement_base): Remove in_transaction field.
2776 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2777 * trans-mem.c (compute_transaction_bits): Place transaction bit
2778 information into basic blocks.
2780 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2782 PR tree-optimization/52558
2783 * cfg.c (alloc_aux_for_edge): Fix comment.
2784 (alloc_aux_for_edge): Remove static.
2785 * basic-block.h (alloc_aux_for_edge): Protoize.
2786 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2787 (execute_sm_if_changed_flag): New.
2788 (execute_sm_if_changed_flag_set): New.
2789 (execute_sm): Do not generate data races unless requested.
2790 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2791 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2792 * gimple.h (block_in_transaction): New.
2793 (gimple_in_transaction): Use block_in_transaction.
2795 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2797 Backported from mainline
2798 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2800 PR rtl-optimization/53589
2801 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2802 discovery even when e->dest != target. If any LABEL_REF points
2803 to e->dest label, redirect it to target's label.
2805 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2808 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2809 returns false, replace stmt with GIMPLE_NOP.
2810 (check_omp_nesting_restrictions): Instead of issuing warnings,
2811 issue errors and return false if any errors were reported.
2813 2012-06-14 Richard Guenther <rguenther@suse.de>
2815 * BASE-VER: Set to 4.7.2.
2816 * DEV-PHASE: Set to prerelease.
2818 2012-06-12 Christian Bruel <christian.bruel@st.com>
2821 * config/sh/sh.c (sh_option_override): Don't force
2822 flag_omit_frame_pointer and maccumulate_outgoing_args.
2823 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2825 2012-06-14 Release Manager
2827 * GCC 4.7.1 released.
2829 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2831 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2833 2012-06-13 Richard Henderson <rth@redhat.com>
2835 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2836 iterator instead of INT.
2838 2012-06-08 Richard Henderson <rth@redhat.com>
2841 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2842 note to a clobber insn when no other insn is available.
2844 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2847 * doc/invoke.texi (Wenum-compare): Update documentation.
2849 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2852 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2854 (altivec_stvlxl): Ditto.
2855 (altivec_stvrx): Ditto.
2856 (altivec_stvrxl): Ditto.
2858 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2861 * trans-mem.c (expand_block_edges): Do not skip the first
2862 statement when resetting the BB.
2864 2012-06-04 Richard Guenther <rguenther@suse.de>
2867 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2868 create new assembler names.
2870 2012-06-04 Richard Guenther <rguenther@suse.de>
2872 Backport from mainline
2873 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2876 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2877 larger than maxbits. Don't compute maxbits modulo align.
2878 Also check that unit bytes long store at bitpos / unit * unit
2879 doesn't affect bits beyond bitregion_end.
2880 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2881 would not fit into bitregion_start ... bitregion_end + 1 bit
2883 (store_split_bit_field): Decrease unit close to end of bitregion_end
2884 if access is restricted in order to avoid mutual recursion.
2886 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2888 Backport from 2012-06-04 mainline r188172
2891 * config/avr/avr-stdint.h: New file.
2892 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2895 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2897 PR tree-optimization/53550
2898 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2899 is POINTER_TYPE_P, use sizetype as step type instead of type.
2901 2012-06-04 Richard Guenther <rguenther@suse.de>
2902 Eric Botcazou <ebotcazou@adacore.com>
2904 Backport from mainline
2905 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2907 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2908 Change type of BITOFFSET to signed. Make sure the lower bound of
2909 the computed range is non-negative by adjusting OFFSET and BITPOS.
2910 (expand_assignment): Adjust call to get_bit_range.
2912 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2914 * expr.c (get_bit_range): Return the null range if the enclosing record
2915 is part of a larger bit field.
2917 2012-03-20 Richard Guenther <rguenther@suse.de>
2919 * stor-layout.c (finish_bitfield_representative): Fallback
2920 to conservative maximum size if the padding up to the next
2921 field cannot be computed as a constant.
2922 (finish_bitfield_layout): If we cannot compute the distance
2923 between the start of the bitfield representative and the
2924 bitfield member start a new representative.
2925 * expr.c (get_bit_range): The distance between the start of
2926 the bitfield representative and the bitfield member is zero
2927 if the field offsets are not constants.
2929 2012-03-16 Richard Guenther <rguenther@suse.de>
2931 * stor-layout.c (finish_bitfield_representative): Fall back
2932 to the conservative maximum size if we cannot compute the
2933 size of the tail padding.
2935 2012-03-14 Richard Guenther <rguenther@suse.de>
2937 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2938 * stor-layout.c (start_bitfield_representative): New function.
2939 (finish_bitfield_representative): Likewise.
2940 (finish_bitfield_layout): Likewise.
2941 (finish_record_layout): Call finish_bitfield_layout.
2942 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2943 for QUAL_UNION_TYPE fields.
2944 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2945 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2946 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2951 * expr.c (get_bit_range): Unconditionally extract bitrange
2952 from DECL_BIT_FIELD_REPRESENTATIVE.
2953 (expand_assignment): Adjust call to get_bit_range.
2955 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2958 * fold-const.c (fold_binary_loc): Refine previous change.
2960 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2962 Backport from mainline
2963 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2966 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2967 avoid going above orig insn. Update comments.
2969 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2971 Backport from mainline
2972 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2975 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2976 prologue for unwinder and profiler.
2978 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2980 Backport from mainline
2981 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2983 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2985 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2987 Backport from mainline
2988 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2990 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2991 DBX_REGISTER_NUMBER.
2993 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2995 Backport from mainline
2996 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2998 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2999 operand is CONST_INT. Take COSTS_N_INSNS into account.
3000 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3003 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3005 * config/avr/avr.opt (-msp8): Document it.
3006 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3008 2012-05-31 Richard Guenther <rguenther@suse.de>
3011 * expr.c (expand_assignment): Do not use movmisalign on
3014 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3017 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3018 (pa_section_type_flags): New.
3019 (pa_legitimate_constant_p): Revert previous change.
3021 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3023 Backport from mainline
3024 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3027 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3028 accessed indirectly.
3029 (ipa_tm_create_version): Same.
3031 2012-05-30 Jason Merrill <jason@redhat.com>
3034 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3035 about array compound literals.
3037 2012-05-30 Richard Guenther <rguenther@suse.de>
3040 * fold-const.c (fold_binary_loc): Make sure to call
3041 fold_plusminus_mult_expr with the original sign of operands.
3043 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3045 * explow.c (probe_stack_range): Restore simple control flow and stop
3046 again when the probe cannot be generated if HAVE_check_stack.
3048 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3050 PR rtl-optimization/53519
3051 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3052 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3054 2012-05-29 Richard Guenther <rguenther@suse.de>
3056 PR tree-optimization/53516
3057 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3059 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3061 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3063 Backport from mainline
3064 2012-05-28 Richard Guenther <rguenther@suse.de>
3066 PR tree-optimization/53438
3067 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3069 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3071 Backport from mainline
3072 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3074 PR rtl-optimization/52528
3075 * combine.c (can_combine_p): Add setting of subst_low_luid
3076 before call to expand_field_assignment().
3078 2012-05-26 Martin Jambor <mjambor@suse.cz>
3080 Backport from mainline
3081 2012-05-23 Martin Jambor <mjambor@suse.cz>
3083 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3085 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3088 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3089 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3091 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3094 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3095 (ix86_expand_vec_perm): Use int mode instead of float.
3097 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3100 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3101 gnu_ld variables to yes.
3102 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3103 (HAVE_GNU_AS): Likewise.
3104 * config.in: Regenerate.
3105 * configure: Likewise.
3107 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3109 Backport from mainline
3110 2012-03-12 Richard Guenther <rguenther@suse.de>
3111 * config/arm/arm.c (neon_dereference_pointer): Do not call
3112 covert during RTL expansion.
3114 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3116 Backport from mainline
3117 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3120 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3121 relied on signed overflow behavior.
3123 2012-05-24 Richard Guenther <rguenther@suse.de>
3126 * tree-profile.c (tree_profiling): Cleanup the CFG if
3127 execute_fixup_cfg requests it.
3129 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3131 PR tree-optimization/53465
3132 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3133 vr0 into *vr, then vrp_meet that.
3134 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3135 have any equivalences.
3136 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3139 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3141 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3143 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3144 (iterative_hash_gimple_type): Adjust comment.
3145 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3146 domain for an array type instead of the domain type itself.
3148 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3150 Backport from 2012-05-23 mainline r187803
3153 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3154 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3157 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3159 Backport from 2012-05-03 mainline r187075
3161 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3162 has_fma4 for AMD processors with both fma3 and fma4 support.
3164 2012-05-22 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/53408
3167 * tree-vect-loop.c (vectorizable_induction): Properly check
3168 the restriction that we cannot handle induction results from
3169 the inner loop outside of the outer loop.
3171 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3173 PR tree-optimization/53436
3174 * omp-low.c (omp_build_component_ref): New function.
3175 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3177 PR tree-optimization/53366
3178 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3179 tests if complex_numbers == 2, but there are non-complex number loads
3182 PR tree-optimization/53409
3183 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3184 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3186 PR tree-optimization/53410
3187 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3188 instead of build_int_cst (type, 0) where vector types might be
3191 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3194 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3195 from folded operands before wrapping another around the
3196 conditional expression.
3198 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3199 Patrick Marlier <patrick.marlier@gmail.com>
3201 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3204 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3206 Backport from mainline
3207 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3210 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3211 (UNSPECV_RDRAND): This.
3212 (rdrand<mode>_1): Updated.
3214 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3216 Backport from mainline
3217 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3219 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3220 RDRND, F16C and FSGSBASE.
3222 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3224 Backport from mainline
3225 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3227 * tree-ssa-pre.c (can_value_number_call): Delete.
3228 (compute_avail): Skip all statements with side effects.
3229 <GIMPLE_CALL>: Skip calls to internal functions.
3231 2012-05-18 David S. Miller <davem@davemloft.net>
3233 Backport r185385 from mainline
3234 2012-03-14 Richard Guenther <rguenther@suse.de>
3237 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3238 element type instead of mode, use build_vector_type_for_mode
3239 instead of the langhook, build a vector of proper signedness.
3240 (expand_vector_operations_1): Adjust.
3242 2012-05-18 Olivier Hainque <hainque@adacore.com>
3244 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3245 $(libsubdir) as libexecsubdir.
3247 2012-05-16 Andrew Pinski <apinski@cavium.com>
3249 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3252 2012-05-16 David S. Miller <davem@davemloft.net>
3254 * jump.c (delete_related_insns): If we remove a CALL, make sure
3255 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3257 2012-05-16 Richard Henderson <rth@redhat.com>
3260 * combine-stack-adj.c (prev_active_insn_bb): New.
3261 (next_active_insn_bb): New.
3262 (force_move_args_size_note): New.
3263 (combine_stack_adjustments_for_block): Use it.
3265 2012-05-16 Olivier Hainque <hainque@adacore.com>
3267 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3268 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3269 Add comments and improve stamp preservation across the whole sequence.
3270 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3272 2012-05-16 Richard Guenther <rguenther@suse.de>
3274 PR tree-optimization/53364
3275 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3276 detect a view-conversion of the decl.
3278 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3281 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3282 that operands[2] is either immediate, or q_regs_operand.
3284 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3286 Backport r187139 from mainline.
3287 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3289 PR rtl-optimization/52804
3290 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3291 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3292 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3293 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3294 RELOAD_FOR_OUTADDR_ADDRESS.
3296 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3299 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3300 generate target register for "load" class builtins.
3303 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3307 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3308 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3309 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3310 (<sse>_movu<ssemodesuffix>): New expander.
3311 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3312 (avx_movdqu<avxmodesuffix>): New expander.
3313 (*sse2_movdqu): Rename from sse2_movdqu.
3314 (sse2_movdqu): New expander.
3316 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3318 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3319 lineno 1 the same as lineno 0 before first start file directive.
3320 (optimize_macinfo_range): Likewise.
3322 * dwarf2out.c (have_macinfo): Define.
3323 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3324 attribute, don't force empty compilation unit and don't emit any
3325 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3327 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3329 Backport from mainline
3330 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3332 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3333 ORDERED and UNORDERED conditions.
3335 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3337 * function.c (requires_stack_frame_p): If the function can throw
3338 non-call exceptions, return true if the insn can throw internally.
3340 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3342 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3343 DECL_ORIGINAL_TYPE if it is present.
3345 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3347 Backport from 2012-05-12 mainline r187342.
3350 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3351 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3352 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3353 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3354 (expand_prologue): Move initialization of cfun->machine->is_naked,
3355 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3356 (avr_set_current_function): ...this new static function.
3357 (TARGET_SET_CURRENT_FUNCTION): New define.
3358 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3359 checking attributes of current_function_decl.
3360 (avr_regs_to_save): Ditto.
3361 (signal_function_p): Rename to avr_signal_function_p.
3362 (interrupt_function_p): Rename to avr_interrupt_function_p.
3364 * doc/extend.texi (Function Attributes): Better explanation of
3365 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3368 2012-05-09 Matthias Klose <doko@ubuntu.com>
3370 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3372 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3375 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3376 when a constant source operand matches an "I" constraint, the "no
3377 CC0 change" applies to a register-destination only, not a
3378 strict_low_part-destination.
3380 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3382 Backport from mainline:
3383 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3385 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3387 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3389 PR tree-optimization/53239
3390 * tree-vrp.c (get_value_range): Set VR of
3391 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3394 2012-05-07 Richard Guenther <rguenther@suse.de>
3396 PR tree-optimization/53195
3397 * tree-inline.c (setup_one_parameter): Properly add referenced
3398 vars from the parameters new known value.
3400 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3402 Backport from mainline:
3403 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3406 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3409 2012-05-04 Ian Lance Taylor <iant@google.com>
3411 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3412 values from false to NULL.
3414 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3416 Backport from mainline
3417 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3420 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3421 (TARGET_CMOV): Rename from TARGET_CMOVE.
3422 (TARGET_CMOVE): New define.
3423 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3424 Do not set TARGET_CMOVE here.
3426 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3428 Backport from mainline:
3430 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3432 PR tree-optimization/52633
3433 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3434 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3435 (vect_recog_over_widening_pattern): Remove handling of code that was
3436 already detected as over-widening pattern. Remove special handling
3437 of "unsigned" cases. Instead, support general case of conversion
3438 of the shift result to another type.
3440 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3442 * tree-vect-patterns.c (vect_single_imm_use): New function.
3443 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3444 (vect_recog_over_widening_pattern): Likewise.
3445 (vect_recog_widen_shift_pattern): Likewise.
3447 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3449 PR tree-optimization/52870
3450 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3451 presumed pattern statement is within the same loop or basic block.
3453 2012-05-04 Richard Guenther <rguenther@suse.de>
3455 * common.opt (flto-report): Do not mark as Optimization.
3457 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3460 * recog.c (constrain_operands): If extra constraints are present, also
3461 accept pseudo-registers with equivalent memory locations during reload.
3463 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3465 Backport from the mainline
3466 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3469 * config/rs6000/rs6000.md (bswapdi splitters): If
3470 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3471 default) is used, generate an alternate sequence that does not
3472 depend on using indexed addressing.
3474 2012-05-03 David S. Miller <davem@davemloft.net>
3477 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3478 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3479 (sparc_emit_float_lib_cmp): Likewise.
3481 2012-05-04 Martin Jambor <mjambor@suse.cz>
3483 Backport from mainline
3484 2012-05-02 Martin Jambor <mjambor@suse.cz>
3487 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3488 of a variable when the contect is a function.
3490 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3493 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3494 append program name to it and pass that as first argument
3495 to make_relative_prefix. Always pass standard_libexec_prefix
3496 as last argument to make_relative_prefix. If
3497 make_relative_prefix returns NULL, fall back to
3498 standard_libexec_prefix.
3501 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3505 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3506 mode, return that mode.
3508 2012-05-03 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/53144
3511 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3513 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3514 with SSA name values.
3515 (vn_reference_lookup_3): Adjust callers.
3517 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3519 PR tree-optimization/53163
3520 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3521 return value from compute_all_dependences.
3523 PR rtl-optimization/53160
3524 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3525 has been modified by ree pass already.
3527 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3529 Backport from mainline
3530 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3533 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3534 calls to cgraph_node_name in xstrdup.
3535 (ipa_make_edge_direct_to_target): Ditto.
3536 * tree-sra.c (convert_callers_for_node): Ditto.
3537 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3538 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3539 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3540 (cgraph_materialize_all_clones): Ditto.
3541 * ipa-inline.c (report_inline_failed_reason): Ditto.
3542 (want_early_inline_function_p): Ditto.
3543 (edge_badness): Ditto.
3544 (update_edge_key): Ditto.
3545 (flatten_function): Ditto.
3546 (ipa_inline): Ditto.
3547 (inline_always_inline_functions): Ditto.
3548 (early_inline_small_functions): Ditto.
3550 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3552 Backport from mainline
3553 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3555 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3556 Introduce emul_name to select the right linker emulation for
3557 powerpc64-*-freebsd*.
3558 * configure: Regenerate.
3559 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3560 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3561 * config/rs6000/freebsd64.h: New file.
3562 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3564 (rs6000_savres_strategy): Likewise.
3565 (rs6000_savres_routine_name): Likewise.
3566 (rs6000_elf_file_end): Likewise.
3567 * config/rs6000/t-freebsd64: New file.
3568 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3569 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3571 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3573 Backport from mainline
3574 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3577 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3579 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3581 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3582 predicate to discriminate types.
3584 2012-04-27 Richard Guenther <rguenther@suse.de>
3587 * convert.c (convert_to_integer): Avoid infinite recursion for
3588 target-defined built-in types.
3590 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3593 * config/cris/cris.md ("*andhi_lowpart_v32")
3594 ("*andqi_lowpart_v32"): Change first input-only operand from
3595 a (match_operand ...) to (match_dup 0). Drop alternatives with
3596 const_int-matching constraints for redundancy.
3597 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3598 three-operand alternative.
3600 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3602 Backport from mainline
3603 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3605 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3606 (*addsi_2_zext): Ditto.
3607 (*add<mode>_3): Ditto.
3608 (*addsi_3_zext): Ditto.
3609 (*add<mode>_5): Ditto.
3611 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3614 * c-typeck.c (set_nonincremental_init,
3615 set_nonincremental_init_from_string): Pass true instead of false
3616 as IMPLICIT to add_pending_init.
3618 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3620 Backport from 2012-04-24 mainline r186768.
3623 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3625 2012-04-24 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/53085
3628 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3631 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3634 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3636 (output_addressed_constants): Likewise.
3639 * varasm.c (get_section): Don't ICE for section conflicts with
3640 built-in section kinds.
3642 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3644 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3646 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3648 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3650 2012-04-23 Richard Guenther <rguenther@suse.de>
3653 * c-typeck.c (build_binary_op): Fix typo.
3655 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3657 PR tree-optimizations/52891
3658 * tree-vect-patterns.c (adjust_bool_pattern): Use
3659 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3660 but with non-standard precision.
3662 2012-04-22 Ian Lance Taylor <iant@google.com>
3664 * godump.c (go_output_typedef): Dump size of structs.
3666 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3668 Backport from mainline:
3670 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3671 hints for 'A' operand types.
3673 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3675 Backport from 2012-04-19 mainline r186588.
3678 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3679 the case *(X+const).
3681 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3683 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3685 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3688 * config/i386/sync.md (atomic_<code><mode>): Rename to
3689 atomic_<logic><mode>.
3691 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3693 Backport from mainline
3694 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3698 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3699 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3700 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3701 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3702 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3703 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3704 gen_avx2_permvarv8sf.
3706 2012-04-16 Martin Jambor <mjambor@suse.cz>
3708 Backported from mainline
3710 2012-04-13 Martin Jambor <mjambor@suse.cz>
3713 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3714 fold_ctor_reference returns a zero constant.
3716 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3718 Backported from mainline
3719 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3721 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3722 and __ILP32__ for x32.
3724 2012-04-13 Tom de Vries <tom@codesourcery.com>
3726 Backport from mainline r186418.
3728 2012-04-13 Tom de Vries <tom@codesourcery.com>
3730 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3731 parameters vuse and vuse_escaped.
3732 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3733 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3736 2012-04-13 Richard Guenther <rguenther@suse.de>
3738 PR tree-optimization/52969
3739 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3740 the condition for the COND_EXPR and handle predicate negation
3741 by swapping the COND_EXPR arms.
3743 2012-04-13 Richard Guenther <rguenther@suse.de>
3746 * convert.c (convert_to_pointer): Remove special-casing of
3749 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3751 Backport from mainline
3752 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3755 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3756 the list of options to enable the FCFID instruction.
3757 (TARGET_EXTRA_BUILTINS): Adjust comment.
3759 2012-04-12 Richard Guenther <rguenther@suse.de>
3761 PR tree-optimization/52943
3762 * tree-chrec.h (chrec_is_positive): Remove.
3763 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3764 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3765 Return false for a constant zero instead of negative.
3766 (analyze_siv_subscript_cst_affine): Handle zero difference
3767 in the initial condition explicitely.
3769 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3772 * varasm.c (process_pending_assemble_externals): Set
3773 pending_assemble_externals_processed true.
3774 (assemble_external): Call assemble_external_real if the pending
3775 assemble externals have been processed.
3777 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3780 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3781 the DECL generated for the special GOT helper.
3783 2012-04-06 Walter Lee <walt@tilera.com>
3785 Backport from mainline
3786 2012-03-07 Walter Lee <walt@tilera.com>
3788 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3789 REG_CFA_* notes for the stack pointer.
3790 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3791 EH_RETURN_STACKADJ_RTX.
3792 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3793 generate REG_CFA_* notes for the stack pointer.
3794 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3795 by EH_RETURN_STACKADJ_RTX.
3797 2012-04-06 Matt Turner <mattst88@gmail.com>
3799 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3801 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3803 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3804 of the destination isn't also a FP_REGS register.
3806 2012-04-03 Richard Guenther <rguenther@suse.de>
3808 Backport from mainline
3809 2012-03-02 Richard Guenther <rguenther@suse.de>
3811 PR tree-optimization/52406
3812 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3813 (struct indices): Add unconstrained_base member.
3814 (struct dr_alias): Remove unused vops member.
3815 (DR_UNCONSTRAINED_BASE): New define.
3816 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3817 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3818 be an artificial access that covers the whole indexed object,
3819 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3820 plain decl base-objects to their MEM_REF variant.
3821 (dr_may_alias_p): When the base-object of either data reference
3822 has unknown size use only points-to information.
3823 (compute_affine_dependence): Make dumps easier to read and
3825 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3826 DR_REF when looking for packed references.
3827 (vect_supportable_dr_alignment): Likewise.
3829 2012-04-03 Richard Guenther <rguenther@suse.de>
3831 Backport from mainline
3832 2012-03-15 Richard Guenther <rguenther@suse.de>
3835 * tree-data-ref.c (subscript_dependence_tester_1): Check
3836 all dimensions for non-conflicting access functions.
3838 2012-04-03 Richard Guenther <rguenther@suse.de>
3840 Backport from mainline
3841 2012-03-06 Richard Guenther <rguenther@suse.de>
3844 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3846 2012-03-23 Richard Guenther <rguenther@suse.de>
3848 PR tree-optimization/52678
3849 * tree-vectorizer.h (struct _stmt_vec_info): Add
3850 loop_phi_evolution_part member.
3851 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3852 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3853 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3854 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3855 Use the cached evolution part and the PHI nodes value from
3856 the loop preheader edge instead of re-analyzing the evolution.
3858 2012-03-26 Richard Guenther <rguenther@suse.de>
3860 PR tree-optimization/52701
3861 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3862 compute and set the evolution part of PHI nodes.
3864 2012-03-30 Richard Guenther <rguenther@suse.de>
3866 PR tree-optimization/52754
3867 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3868 propagate arbitrary addresses into really plain dereferences.
3870 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3872 PR tree-optimization/52835
3873 * tree-data-ref.c (build_rdg): Return NULL if
3874 compute_data_dependences_for_loop failed.
3876 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3878 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3879 (stmt_can_make_abnormal_goto): Use it.
3880 (is_ctrl_altering_stmt): Likewise.
3882 2012-03-31 Martin Jambor <mjambor@suse.cz>
3884 Backported from mainline
3885 2012-03-30 Martin Jambor <mjambor@suse.cz>
3887 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3888 is a builtin_stack_save in a dominating BB.
3890 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3892 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3893 crossing 128bit lane boundary.
3895 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3897 Backported from mainline
3898 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3901 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3903 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3904 * config/i386/i386.c: Include reload.h.
3905 (ix86_legitimize_reload_address): New function.
3907 2012-03-28 Martin Jambor <mjambor@suse.cz>
3909 Backported from mainline
3910 2012-03-27 Martin Jambor <mjambor@suse.cz>
3913 * tree-sra.c (sra_modify_assign): Do not call
3914 load_assign_lhs_subreplacements when working with an unscalarizable
3917 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3920 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3921 __builtin_va_start to __builtin_next_arg if the latter is
3922 builtin_decl_explicit_p rather than when it is not.
3925 * tree-vect-generic.c (vector_element): Perform multiplication
3926 for pos in bitsizetype type instead of idx type.
3928 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3930 Backport from 2012-03-28 mainline r185910.
3933 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3934 (avr_builtin_decl): New static function.
3935 (struct avr_builtin_description, avr_bdesc): Move up.
3936 Add GTY marker. Add field fndecl. Remove redundant field id.
3937 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3938 (avr_expand_builtin): Code cleanup because .id is removed.
3940 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3943 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3946 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3948 Backport from 2012-03-28 mainline r185907.
3951 * config.gcc (tm_file): Remove avr/multilib.h.
3953 * doc/invoke.texi (AVR Options): Adjust
3954 documentation of -mtiny-stack.
3956 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3957 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3958 * config/avr/t-avr: Remove generation of multilib.h.
3959 * config/avr/t-multilib: Regenerate.
3960 * config/avr/multilib.h: Remove.
3961 * config/avr/avr.opt (-msp8): New option.
3962 (avr_sp8): New variable.
3963 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3964 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3965 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3966 (avr_device_to_sp8): New prototype.
3967 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3968 (DRIVER_SELF_SPECS): New define.
3969 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3970 __AVR_SP8__, __AVR_HAVE_SPH__.
3971 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3972 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3973 (avr_file_start): Ditto.
3975 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3978 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3979 instead of 8 in adjust_address.
3981 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3983 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3984 of a unit before computing the offset in units.
3986 2012-03-27 Richard Guenther <rguenther@suse.de>
3989 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3992 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3995 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3997 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4000 * varasm.c: Include pointer-set.h.
4001 (pending_assemble_externals_set): New pointer set.
4002 (process_pending_assemble_externals): Destroy the pointer set.
4003 (assemble_external): See if decl is in pending_assemble_externals_set,
4004 and add it to pending_assemble_externals if necessary.
4005 (init_varasm_once): Allocate pending_assemble_externals_set.
4007 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4009 Backported from mainline
4010 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4013 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4014 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4015 (vector_ltgt<mode>): Likewise.
4016 (vector_ordered<mode>): Likewise.
4017 (vector_unordered<mode>): Likewise.
4018 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4020 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4022 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4025 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4027 Backported from mainline
4028 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4032 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4033 GENERAL_REGS and FP_REGS for SImode.
4035 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4038 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4039 on any new_local_var_chain vars declared during recursing on
4040 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4042 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4044 Backport from 2012-03-22 mainline r185692.
4047 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4048 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4049 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4050 (delay_cycles_1, delay_cycles_2): Ditto.
4051 (delay_cycles_3, delay_cycles_4): Ditto.
4052 (nopv, *nopv): Ditto.
4053 (sleep, *sleep): Ditto.
4056 Backport from 2012-03-21 mainline r185605.
4058 PR rtl-optimization/52543
4060 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4061 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4062 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4063 (avr_load_libgcc_p): Restrict to __flash loads.
4064 (avr_out_lpm): Only handle 1-byte loads from __flash.
4065 (avr_load_lpm): New function.
4066 (avr_find_unused_d_reg): Remove.
4067 (avr_out_lpm_no_lpmx): Remove.
4068 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4069 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4070 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4071 (load_<mode>, load_<mode>_clobber): New insns.
4072 (mov<mode>): For multi-byte move from non-generic
4073 16-bit address spaces: Expand to load_<mode> resp.
4074 load_<mode>_clobber.
4075 (load<mode>_libgcc): Remove expander.
4076 (split-lpmx): Remove split.
4078 Backport from 2012-03-13 mainline r185329.
4081 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4082 offset (size) to a value the insns can deal with.
4083 (expand_epilogue): Ditto.
4085 Backport from 2012-03-12 mainline r185256.
4088 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4089 type from reg_class_t to enum reg_class.
4090 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4092 Backport from 2012-03-12 mainline r185253.
4095 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4096 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4097 r184615 from 2012-02-28.
4099 Backport from 2012-03-08 mainline r185105.
4101 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4102 for constants in [-63,63].
4104 Backport from 2012-03-08 mainline r185100.
4107 * config/avr/avr.c (avr_mem_clobber): New static function.
4108 (avr_expand_delay_cycles): Add memory clobber operand to
4109 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4110 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4111 (enable_interrupt, disable_interrupt): New expander.
4112 (nopv, sleep, wdr): New expanders.
4113 (delay_cycles_1): Add memory clobber.
4114 (delay_cycles_2): Add memory clobber.
4115 (delay_cycles_3): Add memory clobber.
4116 (delay_cycles_4): Add memory clobber.
4117 (cli_sei): New insn from former "enable_interrupt",
4118 "disable_interrupt" with memory clobber.
4119 (*wdt): New insn from former "wdt" with memory clobber.
4120 (*nopv): Similar, but for "nopv".
4121 (*sleep): Similar, but for "sleep".
4123 Backport from 2012-03-07 mainline r185043.
4126 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4128 Backport from 2012-03-07 mainline r185032.
4131 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4132 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4133 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4135 Backport from 2012-03-07 mainline r185031.
4138 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4140 * config/avr/avr.md (xload_8): Adjust insn length.
4142 Backport from 2012-03-07 mainline r185030.
4145 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4146 if RAMPZ affects reading from RAM.
4148 Backport from 2012-03-05 mainline r184919.
4150 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4152 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4154 Backport from mainline r185259.
4157 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4158 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4160 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4162 Backported from mainline
4163 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4166 * c-parser.c (c_parser_postfix_expression)
4167 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4169 * config/i386/smmintrin.h: Avoid /* within a comment.
4170 * config/i386/nmmintrin.h: Likewise.
4172 2012-03-22 Richard Guenther <rguenther@suse.de>
4174 * BASE-VER: Set to 4.7.1.
4175 * DEV-PHASE: Set to prerelease.
4177 2012-03-22 Release Manager
4179 * GCC 4.7.0 released.
4181 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4183 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4185 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4186 Andrew Pinski <apinski@cavium.com>
4189 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4190 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4191 calls instead of __builtin_ir{int,ound}*.
4193 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4196 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4199 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4201 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4202 Refer to GCC 4.7 version of c99status.html.
4204 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4206 Backport from mainline
4207 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4209 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4210 redefine to be NULL if the current bit-size is different from the
4211 configured bit-size.
4213 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4214 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4215 set the default tuning. Add asserts to make sure the cpu and tune
4216 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4217 test whether the index is set, instead of > 0.
4218 (rs6000_file_start): Do not reset the default cpu if the current
4219 bit-size is different from the configured bit-size.
4221 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4223 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4225 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4226 Update binutils references.
4227 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4228 Update binutils reference.
4229 Update Sun as/GNU ld caveat.
4230 Document binutils largefile requirement for LTO plugin.
4231 Remove reference to alternate libpthread.
4233 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4235 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4237 (Specific, mips-sgi-irix6): Likewise.
4239 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4241 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4242 * configure: Regenerate.
4244 2012-03-07 Richard Henderson <rth@redhat.com>
4246 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4247 * config/m68k/sync.md (atomic_test_and_set): Use it.
4248 (atomic_test_and_set_1): Likewise.
4250 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4253 * Makefile.in: Let install-gcc-ar depend on installdirs,
4254 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4255 Don't double canonicalize if cross-compiling.
4257 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4259 * trans-mem.c: New typedef for tm_region_p.
4260 Define vector types for tm_region_p.
4261 (tm_region_init): Replace region_worklist to a vector called
4264 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4267 * trans-mem.c (tm_region_init): Use last_basic_block.
4269 2012-03-05 Richard Henderson <rth@redhat.com>
4272 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4273 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4274 BIGGEST_ALIGNMENT is aligned.
4276 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4278 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4280 2012-03-05 Richard Henderson <rth@redhat.com>
4283 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4284 instead of calling negqi2 directly.
4286 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4288 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4289 (INTMAX_TYPE): Use it.
4290 (UINTMAX_TYPE): Likewise.
4291 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4292 (irix6_c_common_override_options): Declare.
4293 (C_COMMON_OVERRIDE_OPTIONS): Define.
4294 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4295 * config/mips/irix6-c.c: New file.
4296 * config/mips/t-irix6 (irix6-c.o): New target.
4297 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4300 2012-03-02 Richard Henderson <rth@redhat.com>
4302 * optabs.c (expand_atomic_test_and_set): Honor
4303 atomic_test_and_set_trueval even when atomic_test_and_set
4304 optab is not in use.
4306 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4308 Backport from mainline
4309 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4311 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4313 2012-03-02 Richard Guenther <rguenther@suse.de>
4315 * DEV-PHASE: Set to prerelease.
4317 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4319 * config.gcc (obsolete): Add all ARM targets using the FPA.
4320 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4321 * doc/install.texi: Avoid references to obsolete ARM ports.
4323 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4325 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4327 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4328 Joern Rennecke <joern.rennecke@embecosm.com>
4330 * doc/extend.texi: Expand and update information on interrupt
4331 attribute for Epiphany.
4333 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4335 * config/sh/sh-protos.h: Update copyright notice dates.
4336 * config/sh/sh.h: Likewise.
4337 * config/sh/sh.md: Likewise.
4338 * config/sh/constraints.md: Likewise.
4339 * config/sh/predicates.md: Likewise.
4341 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4343 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4344 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4346 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4348 * config/sh/constraints.md: Fix comment typo.
4350 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4353 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4354 unsigned HOST_WIDE_INT.
4355 (zvdep_imm64): Likewise.
4356 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4357 (vdepi_and): Likewise.
4358 Likewise for unamed 64-bit patterns.
4359 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4361 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4364 PR rtl-optimization/52417
4365 * cselib.c (cselib_any_perm_equivs): New variable.
4366 (cselib_reset_table): Check that it's not set when not
4367 preserving constants.
4368 (cselib_add_permanent_equiv): Set it.
4369 (cselib_have_permanent_equivalences): New.
4370 (cselib_init, cselib_finish): Reset it.
4371 * cselib.h (cselib_have_permanent_equivalences): Declare.
4372 * alias.c (get_addr): Restore earlier behavior when there
4373 aren't permanent equivalences.
4375 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4377 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4378 * config/v850/v850-modes.def: Fix copyright notice.
4380 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4382 * doc/extend.texi (AVR Built-in Functions): Document
4383 __builtin_avr_flash_segment.
4385 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4386 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4387 (*split.flash_segment): New insn-and-split.
4388 * config/avr/avr.c (avr_init_builtins): Add local variables:
4389 const_memx_void_node, const_memx_ptr_type_node,
4390 char_ftype_const_memx_ptr.
4392 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4394 PR tree-optimization/52445
4395 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4396 add ssa_name_ver, offset and size fields and change store field
4398 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4399 (add_or_mark_expr): Likewise. Only consider previous stores
4400 with the same size and offset.
4401 (nt_init_block): Only look at gimple_assign_single_p stmts,
4402 doesn't look at rhs2.
4404 2012-03-01 Richard Guenther <rguenther@suse.de>
4407 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4408 conversions from integral types to pointer types.
4410 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4412 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4413 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4414 unintentionally removed in r184616.
4416 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4418 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4421 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4422 Uros Bizjak <ubizjak@gmail.com>
4425 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4426 alternatives, add "e" constraint to the new last alternative
4427 and ! to last 3 alternatives.
4429 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4431 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4432 DW_AT_artificial attributes at the end of the processing.
4433 (gen_array_type_die): Likewise.
4434 (gen_enumeration_type_die): Likewise.
4435 (gen_struct_or_union_type_die): Likewise.
4436 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4439 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4442 * expr.c (expand_assignment): If doing misaligned store that doesn't
4443 cover all mode bits, perform a RMW cycle.
4445 PR tree-optimization/52429
4446 * tree-parloops.c (separate_decls_in_region_debug): Return early
4447 if var is LABEL_DECL.
4449 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4451 PR tree-optimization/52424
4452 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4453 calling dom_thread_across_edge.
4455 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4457 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4459 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4461 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4462 * config/avr/avr.c (avr_output_bld): Remove unused function.
4463 (avr_out_sbxx_branch): Use "%T" to print bit position.
4465 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4467 * config/avr/avr.md: Untabify.
4469 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4471 * config/avr/avr.md (eqne): New code iterator.
4472 (*dec-and-branchsi): Use it in text peephole's condition.
4473 (*dec-and-branchhi): Ditto.
4474 (*dec-and-branchqi): Ditto.
4476 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4479 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4480 the device does not have the skip-bug.
4482 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4484 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4485 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4486 -mpretend-cmove): New.
4488 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4491 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4492 doesn't count DEBUG_INSN refs.
4493 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4494 for DEBUG_INSN refs.
4496 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4500 2012-02-20 Richard Guenther <rguenther@suse.de>
4501 PR tree-optimization/52298
4502 * tree-vect-stmts.c (vectorizable_load): Properly use
4503 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4506 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4509 * gimple.h (gimple_in_transaction): New.
4510 (gimple_set_in_transaction): New.
4511 (struct gimple_statement_base): Add in_transaction field.
4512 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4514 (tree_ssa_lim_initialize): Compute transaction bits.
4515 * tree.h (compute_transaction_bits): Protoize.
4516 * trans-mem.c (tm_region_init): Use the heap to store BB
4518 (compute_transaction_bits): New.
4520 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4522 * gcc.c (display_help): Document --help=common and sort entries
4525 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4527 * doc/install.texi: Document check-$LANG specific shortcuts
4529 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4532 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4534 * config/arm/arm_neon.h: Regenerate.
4535 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4536 (neon_vcgeu): New insn.
4537 (neon_vcgtu): Likewise.
4538 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4539 (ops): Unsigned comparison intrinsics call a different
4542 2012-02-28 Richard Guenther <rguenther@suse.de>
4545 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4546 ordering for the VEC_CONCAT for two element vectors for
4547 V2SFmode, V2SImode and V2DImode.
4549 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4552 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4553 detecting big-endian triplets.
4555 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4557 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4558 mode if there is no type information available.
4560 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4562 PR tree-optimization/53207
4563 * doc/invoke.texi: Document as experimental and relying on graphite.
4565 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4567 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4568 of initializer to changes from r184614.
4570 2012-02-28 Richard Guenther <rguenther@suse.de>
4572 PR tree-optimization/52395
4573 * tree-sra.c (build_ref_for_offset): Also look at the base
4574 TYPE_ALIGN when figuring out the alignment of the replacement.
4576 2012-02-28 Richard Guenther <rguenther@suse.de>
4578 PR tree-optimization/52402
4579 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4580 mis-aligned types when creating the accesses at the call site.
4582 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4584 * config/avr/builtins.def: New file.
4585 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4586 * config/avr/avr.c (enum avr_builtin_id): Use it.
4587 (avr_init_builtins): Use it. And use avr_bdesc.
4588 (bdesc_1arg): Remove.
4589 (bdesc_2arg): Remove.
4590 (bdesc_3arg): Remove.
4591 (struct avr_builtin_description): Add field n_args.
4592 (avr_bdesc): New static variable using builtins.def.
4593 (avr_expand_builtin): Use it.
4594 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4595 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4596 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4598 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4601 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4602 match only one single hard register with respective hard reg rtx.
4603 (movmemx_<mode>): Ditto.
4604 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4605 insn anatomy of movmem[x]_<mode>.
4606 (avr_out_movmem): Same for printing assembler and operand usage.
4608 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4612 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4613 address spaces located outside of device flash.
4615 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4616 (mcu_type_s): Add field n_flash.
4617 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4618 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4619 (AVR_MCU): Add N_FLASH argument.
4620 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4621 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4622 macro __FLASH<n> if that address space makes sense for the device.
4623 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4624 outside of target flash.
4625 (avr_asm_named_section): Ditto.
4626 (avr_asm_select_section): Ditto.
4627 (avr_addr_space_convert): Ditto.
4628 (avr_emit_movmemhi): Ditto.
4629 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4630 address space is outside of device flash.
4631 (avr_insert_attributes): Ditto.
4632 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4633 avr_current_arch->n_segments.
4635 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4638 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4640 (*movabs<mode>_2): Likewise.
4642 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4645 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4646 s_register_operand in the test instead of REG_P. Don't call
4647 gen_reg_rtx if it won't be used.
4649 PR tree-optimization/52376
4650 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4652 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4654 * ifcvt.c (noce_get_condition): Check condition variable is not
4655 small_register_classes_for_mode_p before accepting.
4657 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4659 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4661 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4664 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4665 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4667 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4669 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4671 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4673 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4675 * config/sh/predicates.md: Remove blank lines.
4676 * config/sh/sh.c: Fix typos in comments.
4677 * config/sh/constraints.md: Likewise.
4678 * config/sh/sh.md: Remove blank lines.
4679 Fix typos in comments. Use ;; as comment characters.
4681 2012-02-26 Walter Lee <walt@tilera.com>
4683 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4684 (replace_mov_pcrel_step2): Ditto.
4686 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4689 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4690 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4691 and locs that reference values newer than the non-canonical value
4692 at hand. Return the canonical value as a worst case.
4693 (memrefs_conflict_p): Walk canonical value's locs.
4696 * cselib.c (preserve_only_constants): Rename to...
4697 (preserve_constants_and_equivs): ... this. Split out...
4698 (invariant_or_equiv_p): ... this. Preserve plus expressions
4699 of other preserved expressions too.
4700 (cselib_reset_table): Adjust.
4701 * var-tracking.c (reverse_op): Use canonical value to build
4704 2012-02-23 Kai Tietz <ktietz@redhat.com>
4706 * config/i386/i386.c (ix86_delegitimize_address): Handle
4707 UNSPEC_PCREL plus displacement.
4709 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4712 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4713 to test for unusedness in st X addressing.
4715 2012-02-24 Richard Guenther <rguenther@suse.de>
4718 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4719 (is_gimple_reg_type): Move inline ...
4720 * gimple.h (is_gimple_reg_type): ... here.
4722 2012-02-24 Richard Guenther <rguenther@suse.de>
4725 * passes.c (execute_function_todo): When verifying SSA form
4726 verify gimple form first.
4727 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4729 2012-02-24 Richard Guenther <rguenther@suse.de>
4732 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4733 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4735 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4737 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4739 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4741 * tree-phinodes.c (make_phi_node): Mark static.
4742 * tree-flow.h (make_phi_node): Remove extern decl.
4743 * doc/gimple.texi (make_phi_node): Remove documentation.
4745 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4747 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4748 * tree-ssa-sccvn.c (print_scc): Ditto.
4750 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4752 * doc/passes.texi (Full redundancy elimination): Fix typo.
4754 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4756 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4758 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4761 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4763 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4766 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4768 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4770 * config/avr/avr.md (code_stdname): Add ior, xor.
4771 (xior): New code iterator.
4772 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4773 (*<code_stdname><mode>qi.byte1-3): Ditto.
4775 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4777 PR tree-optimization/52019
4778 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4781 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4783 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4784 HAVE_INITFINI_ARRAY to work around namespace pollution in
4785 certain versions of newlib system headers.
4786 * config.in: Regenerate.
4787 * configure: Regenerate.
4788 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4789 instead of HAVE_INITFINI_ARRAY.
4791 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4794 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4795 is not offsettable memory reference.
4797 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4800 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4801 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4803 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4805 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4806 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4808 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4810 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4811 library on Solaris 8 even without TLS support.
4812 * configure: Regenerate.
4814 2012-02-22 Richard Guenther <rguenther@suse.de>
4817 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4818 for GIMPLE_DEBUG stmts.
4820 2012-02-22 Martin Jambor <mjambor@suse.cz>
4823 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4824 according to the base object.
4826 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4828 PR rtl-optimization/50063
4829 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4830 and 2 (8-bit SP) in operand 2.
4831 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4832 setup to use movhi_sp_r instead of vanilla move to write SP.
4833 Adjust REG_CFA notes to superseed unspec.
4834 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4836 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4837 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4838 irq_state 1 (IRQ known to be on) here.
4840 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4842 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4844 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4845 assign_hard_reg): Likewise.
4847 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4849 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4851 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4854 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4855 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4857 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4859 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4860 prototype from here to...
4861 * config/avr/avr.h: ...here.
4863 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4866 * thumb2.md (thumb2_shiftsi3_short): Split register and
4867 immediate shifts. For register shifts tie operands 0 and 1.
4868 (peephole2 for above): Check that register-controlled shifts
4869 have suitably tied operands.
4871 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4874 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4875 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4876 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4877 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4878 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4879 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4880 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4881 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4882 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4883 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4884 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4885 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4886 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4887 bdver1_ssevector_avx256_unaligned_load,
4888 bdver1_ssevector_sse128_unaligned_load,
4889 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4890 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4891 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4892 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4893 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4894 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4895 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4896 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4897 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4898 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4899 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4900 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4901 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4902 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4903 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4904 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4905 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4906 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4907 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4908 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4909 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4910 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4911 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4912 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4913 bdver1_ssediv_double_load, bdver1_ssediv_double,
4914 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4915 Add "bdver2" attribute.
4917 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4919 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4920 default if possible and not specified otherwise.
4922 2012-02-21 Richard Guenther <rguenther@suse.de>
4925 * gimplify.c (create_tmp_from_val): Use the main variant type
4926 for the type of the temporary we create.
4928 2012-02-21 Richard Guenther <rguenther@suse.de>
4930 PR tree-optimization/52324
4931 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4932 do not gimplify a MEM_REF address operand if it is already
4935 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4937 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4938 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4940 2012-02-21 Richard Guenther <rguenther@suse.de>
4942 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4943 nested_in_vect_loop.
4945 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4947 PR tree-optimization/52318
4948 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4949 vdef also to non-pure/const call stmts in the sequence.
4951 2012-02-20 David S. Miller <davem@davemloft.net>
4953 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4954 don't use the "rd %pc" instruction on v9 for PIC register loads.
4956 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4959 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4960 in a transaction safe function.
4962 2012-02-20 Kai Tietz <ktietz@redhat.com>
4965 * stor-layout.c (place_field): Handle desired_align for
4968 2012-02-20 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/52298
4971 * tree-vect-stmts.c (vectorizable_store): Properly use
4972 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4974 (vectorizable_load): Likewise.
4975 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4976 Access DR_STEP after ensuring it is not NULL.
4978 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4980 PR tree-optimization/52286
4981 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4982 optimization use double_int_to_tree instead of build_int_cst_wide,
4983 rewrite to use double_int vars.
4985 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4988 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4990 Remove -e 0 from $gcc_cv_ld invocation.
4991 Only use __GLIBC_PREREQ if defined.
4992 Enable on Solaris since Solaris 8 patch.
4993 (gcc_SUN_LD_VERSION): New macro.
4994 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4995 gcc_SUN_LD_VERSION for version number format.
4996 * configure: Regenerate.
4997 * varasm.c (get_elf_initfini_array_priority_section): Set
4998 SECTION_NOTYPE for non-default priority.
4999 Use get_section instead of get_unnamed_section to emit
5000 .init_array/.fini_array with default priority.
5002 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5004 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5005 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5006 (mips_start_unique_function, mips_output_mips16_rdhwr)
5007 (mips_code_end): New functions.
5008 (TARGET_ASM_CODE_END): Define.
5010 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5012 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5013 to stubs with non-sibling calls.
5015 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5017 * doc/invoke.texi (-fira-* options): Copy-edit.
5018 (ira-* parameters): Copy-edit.
5020 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5022 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5023 GCC coding conventions.
5025 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5027 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5028 when used as adjectives.
5030 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5032 * doc/invoke.texi: Clean up "that"/"which" confusion.
5034 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5036 * system.h: Poison SMALL_REGISTER_CLASSES
5037 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5038 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5040 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5042 PR tree-optimization/52285
5043 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5044 when deciding if a call is a tail call or tail recursion.
5046 2012-02-16 Kai Tietz <ktietz@redhat.com>
5048 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5049 interger-constant displacement for UNSPEC_PCREL.
5051 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5053 PR rtl-optimization/52208
5054 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5055 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5057 PR tree-optimization/52255
5058 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5059 loop->header has virtual PHI, but exit_e->dest doesn't, add
5060 virtual PHI to exit_e->dest and adjust all uses after the loop.
5063 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5064 children with clone_tree_hash, not after it.
5066 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5068 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5069 extended identifiers.
5071 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5074 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5075 a same_body_alias, also test whether e->callee isn't a former
5076 or current clone of the decl this is a same body alias of.
5078 PR translation/52264
5079 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5081 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5083 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5085 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5088 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5089 force_reg instead of copy_to_reg for better optimization. Force
5090 non-register or memory operands into a register.
5092 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5094 * extend.texi: Reserve upper bits of memory model for future use.
5096 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5097 Anatoly Sokolov <aesok@post.ru>
5098 Eric Weddington <eric.weddington@atmel.com>
5101 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5102 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5103 Rewrite initializers for .macro.
5104 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5105 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5106 atxmega32d4, atxmega32x1.
5107 avrxmega4: atxmega64a3, atxmega64d3.
5108 avrxmega5: atxmega64a1, atxmega64a1u.
5109 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5110 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5111 avrxmega7: atxmega128a1, atxmega128a1u.
5112 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5113 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5114 (struct base_arch_s): Rename reserved to xmega_p.
5115 Rename reserved2 to have_rampd.
5116 (AVR_XMEGA): New define.
5117 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5118 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5119 * config/avr/predicates.md (io_address_operand): Take into
5121 (low_io_address_operand): Ditto.
5122 (high_io_address_operand): Ditto.
5123 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5124 (enabled, movhi_sp_r): Use them.
5125 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5126 cpp_define_formatted to built-in define __AVR_ARCH__.
5127 (__AVR_XMEGA__): New built-in define.
5128 (__AVR_HAVE_RAMPD__): New built-in define.
5129 (__AVR_HAVE_RAMPX__): New built-in define.
5130 (__AVR_HAVE_RAMPY__): New built-in define.
5131 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5133 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5134 (avr_option_override): Initialize them.
5135 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5136 (avr_init_expanders): Initialize them. No more block several calls.
5137 (emit_push_sfr): New static function.
5138 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5140 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5141 (avr_print_operand): Print addreeses as symbols for
5142 RAMPX, RAMPY, RAMPD, CCP.
5143 (output_movhi): Handle AVR_XMEGA when writing to SP.
5144 (avr_out_movhi_mr_r_xmega): New static function.
5145 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5146 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5147 __RAMPD__, __CCP__ as needed.
5149 * config/avr/multilib.h: Regenerate.
5150 * config/avr/t-multilib: Regenerate.
5151 * config/avr/avr-tables.opt: Regenerate.
5153 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5155 PR tree-optimization/50561
5156 * graphite-flattening.c (lst_project_loop): Do not
5157 remove old scattering dimensions after flattening.
5158 (lst_do_flatten): Likewise.
5160 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5162 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5163 __builtin_avr_map8, __builtin_avr_map16.
5164 Document __builtin_avr_insert_bits.
5166 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5167 (insert_bits): New insn.
5168 (adjust_len.map_bits): Rename to insert_bits.
5169 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5170 * avr-protos.h (avr_out_map_bits): Remove.
5171 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5172 * config/avr/constraints.md (Cxf,C0f): New.
5173 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5174 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5175 New built-in define __BUILTIN_AVR_INSERT_BITS.
5176 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5177 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5178 (avr_move_bits): Rewrite.
5179 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5181 (avr_map_op_t): New typedef.
5182 (avr_map_op): New static variable.
5183 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5184 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5185 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5186 (bdesc_3arg, avr_expand_triop_builtin): New.
5187 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5188 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5189 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5190 (avr_map_equal_p, avr_map_sig_p): Remove.
5191 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5192 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5193 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5194 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5195 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5196 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5198 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5200 * config/c6x/c6x.md (reserve_cycles): New attribute.
5201 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5202 don't reserve functional units after the branch occurs.
5204 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5207 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5208 functions into non-tm_pure functions.
5210 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5213 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5214 (iterative_hash_canonical_type): Likewise.
5215 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5218 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5220 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5221 sched-group insn, it either remains alone or the entire list is pruned.
5223 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5225 * doc/install.texi (Prerequisites): Fix grammar.
5226 (Configuration): Likewise.
5228 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5230 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5231 MPC as part of GCC before describing configuring with --with-gmp etc.
5232 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5233 sources are present.
5235 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5238 * dwarf2out.c (clone_tree_hash): New function.
5239 (copy_decls_walk): Use it instead of clone_tree.
5241 2012-02-14 Richard Guenther <rguenther@suse.de>
5243 PR tree-optimization/52244
5244 PR tree-optimization/51528
5245 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5246 replacements for integral types.
5248 2012-02-14 Walter Lee <walt@tilera.com>
5250 * config.gcc: Handle tilegx and tilepro.
5251 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5253 Add HAVE_AS_TLS check for tilegx and tilepro.
5254 * configure: Regenerate.
5255 * doc/contrib.texi: Add Mat Hostetter and self.
5256 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5257 Document instruction intrinsics and network accessing intrinsics.
5258 (TILEPro Built-in Functions): New node. Document instruction
5259 intrinsics and network accessing intrinsics.
5260 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5261 (Specific, tilepro-*-linux*): Likewise.
5262 * doc/invoke.texi (TILE-Gx Options): New section.
5263 (TILEPro Options): New section.
5264 * doc/md.texi (TILE-Gx): New section.
5265 (TILEPro): New section.
5266 * common/config/tilegx/tilegx-common.c: New file.
5267 * common/config/tilepro/tilepro-common.c: New file.
5268 * config/tilegx/constraints.md: New file.
5269 * config/tilegx/linux.h: New file.
5270 * config/tilegx/mul-tables.c: New file.
5271 * config/tilegx/predicates.md: New file.
5272 * config/tilegx/sync.md: New file.
5273 * config/tilegx/t-tilegx: New file.
5274 * config/tilegx/tilegx-builtins.h: New file.
5275 * config/tilegx/tilegx-c.c: New file.
5276 * config/tilegx/tilegx-generic.md: New file.
5277 * config/tilegx/tilegx-modes.def: New file.
5278 * config/tilegx/tilegx-multiply.h: New file.
5279 * config/tilegx/tilegx-protos.h: New file.
5280 * config/tilegx/tilegx.c: New file.
5281 * config/tilegx/tilegx.h: New file.
5282 * config/tilegx/tilegx.md: New file.
5283 * config/tilegx/tilegx.opt: New file.
5284 * config/tilepro/constraints.md: New file.
5285 * config/tilepro/gen-mul-tables.cc: New file.
5286 * config/tilepro/linux.h: New file.
5287 * config/tilepro/mul-tables.c: New file.
5288 * config/tilepro/predicates.md: New file.
5289 * config/tilepro/t-tilepro: New file.
5290 * config/tilepro/tilepro-builtins.h: New file.
5291 * config/tilepro/tilepro-c.c: New file.
5292 * config/tilepro/tilepro-generic.md: New file.
5293 * config/tilepro/tilepro-modes.def: New file.
5294 * config/tilepro/tilepro-multiply.h: New file.
5295 * config/tilepro/tilepro-protos.h: New file.
5296 * config/tilepro/tilepro.c: New file.
5297 * config/tilepro/tilepro.h: New file.
5298 * config/tilepro/tilepro.md: New file.
5299 * config/tilepro/tilepro.opt: New file.
5301 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5303 PR tree-optimization/52210
5304 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5305 vect_model_simple_cost with two entry vect_def_type array instead
5306 of an address of dt.
5308 2012-02-14 Richard Guenther <rguenther@suse.de>
5311 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5312 Do not stream DECL_QUALIFIER.
5313 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5314 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5315 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5317 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5320 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5323 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5326 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5327 * cselib.c (cselib_subst_to_values_from_insn): New function.
5328 * sched-deps.c (add_insn_mem_dependence,
5329 sched_analyze_1, sched_analyze_2): Use it.
5331 2012-02-13 Jan Hubicka <jh@suse.cz>
5334 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5336 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5338 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5339 (GTM_SELF_SPECS): Define if not already defined.
5340 (driver_self_specs): Add GTM_SELF_SPECS.
5341 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5342 (GTM_SELF_SPECS): Define.
5343 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5344 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5346 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5348 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5351 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5354 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5355 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5357 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5360 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5362 2012-02-13 Richard Guenther <rguenther@suse.de>
5364 PR translation/52211
5365 * passes.c (enable_disable_pass): Fix typo.
5367 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5370 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5371 XOR for reduce_bit_field if type is unsigned.
5373 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5375 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5376 disallow changes from SFmode to mode with different size in FP regs.
5378 2012-02-12 Robert Millan <rmh@gnu.org>
5379 Gerald Pfeifer <gerald@pfeifer.com>
5381 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5384 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5386 PR rtl-optimization/52175
5387 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5388 to frame-related instructions.
5390 2012-02-10 Jason Merrill <jason@redhat.com>
5393 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5394 (demangle_new_symbols): Fill it.
5395 (scan_linker_output): Walk it.
5396 (start_tweaking): Split out from scan_linker_output.
5397 (maybe_tweak): Update sym->chosen.
5398 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5400 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5403 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5405 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5407 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5408 having the same mode as previous compare.
5410 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5412 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5413 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5414 (nonlocal_goto_internal): Likewise.
5415 (nonlocal_goto): Emit a use and an indirect jump directly.
5417 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5420 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5421 __atomic_{is,always}_lock_free.
5423 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5426 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5427 negative constant address for x32.
5429 2012-02-10 Richard Henderson <rth@redhat.com>
5431 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5432 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5433 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5435 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5436 Ira Rosen <irar@il.ibm.com>
5438 PR tree-optimization/50031
5439 * targhooks.c (default_builtin_vectorization_cost): Handle
5441 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5442 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5443 all types of reduction and pattern statements.
5444 (vect_estimate_min_profitable_iters): Likewise.
5445 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5446 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5447 for explicit realigns.
5448 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5449 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5451 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5452 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5453 vec_perm for VSX and handle vec_promote_demote.
5455 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5458 * builtins.c (fold_builtin_atomic_always_lock_free,
5459 expand_builtin_atomic_always_lock_free,
5460 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5461 Return and/or test boolean_true_node/boolean_false_node instead of
5462 integer_one_node/integer_zero_node.
5464 2012-02-10 Jan Hubicka <jh@suse.cz>
5467 * predict.c (predict_paths_for_bb): Prevent looping.
5468 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5470 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5472 * config/arm/arm.c (output_move_double): In one case properly
5473 count number of instructions that will be emitted.
5475 2012-02-10 Richard Guenther <rguenther@suse.de>
5477 PR translation/52193
5478 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5480 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5483 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5485 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5488 * var-tracking.c (emit_note_insn_var_location): If
5489 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5490 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5491 non-NOTE_DURING_CALL_P insn.
5493 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5496 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5498 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5501 * gcc.c (switch_matches) Support switches with separated form,
5504 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5506 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5508 (RAMPZ_ADDR): Ditto.
5509 * config/avr/avr.c (avr_addr_t): New typedef.
5510 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5511 (avr_init_expanders): Initialize it.
5512 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5514 (expand_epilogue): Ditto.
5515 (avr_print_operand): Ditto.
5516 (avr_file_start): Ditto.
5517 (avr_emit_movmemhi): Ditto.
5519 2012-02-08 Richard Guenther <rguenther@suse.de>
5521 PR tree-optimization/46886
5522 * tree-flow.h (do_while_loop_p): Declare.
5523 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5524 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5526 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5528 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5529 always succeed for integers larger than a native word.
5531 2012-02-08 Richard Guenther <rguenther@suse.de>
5533 PR rtl-optimization/52170
5534 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5535 properly handle integer vector modes.
5537 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5539 PR gcov-profile/52150
5540 * coverage.c: Include target.h.
5541 (build_var): Call targetm.strip_name_encoding on the assembler name.
5542 Change one _ into . or $ if the target allows it.
5543 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5545 PR rtl-optimization/52139
5546 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5547 is a BARRIER after emit_insn_after_noloc, move BB_END
5548 to the last non-BARRIER insn before it.
5550 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5553 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5554 (mips_gimplify_va_arg_expr): Call it instead of
5555 std_gimplify_va_arg_expr.
5557 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5559 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5560 message for -mno-pointers-to-nested-function.
5562 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5565 * expr.c (get_inner_reference): If there is an offset, add a negative
5566 bit position to it (if any).
5568 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5570 PR rtl-optimization/52060
5571 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5572 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5573 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5574 and/or i0src_copy2 when needed.
5576 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5578 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5579 or LTOPLUGINSONAME if have_c.
5581 * config/freebsd-spec.h: Add comment about what macros can be defined
5583 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5584 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5587 2012-02-07 Richard Guenther <rguenther@suse.de>
5589 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5590 newline in -alias dumps.
5592 2012-02-07 Kai Tietz <ktietz@redhat.com>
5593 Dave Korn <dave.korn.cygwin@gmail.com>
5596 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5597 Take care that typinfo gets dllexport-attribute.
5599 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5602 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5603 if modifier < EXPAND_SUM call force_operand on the result.
5605 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5607 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5608 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5610 (epiphany_function_type): Replace types for specific interrupts with
5611 EPIPHANY_FUNCTION_INTERRUPT.
5612 (EPIPHANY_INTERRUPT_P): Update.
5613 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5614 New static function.
5615 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5616 <disinterrupt>: Affects type identity.
5617 (epiphany_handle_interrupt_attribute): Handle variable number of
5619 (epiphany_compute_function_type): Update for new
5620 epiphany_function_type definition.
5621 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5622 handlers with a longcall forwarder.
5623 (epiphany_start_function): Handle multiple interrupt arguments and/or
5624 forwarder_section attribute.
5626 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5629 2012-02-07 Alan Modra <amodra@gmail.com>
5632 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5635 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5637 PR tree-optimization/50969
5638 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5639 use vec_perm rather than vector_stmt.
5640 (vect_model_load_cost): Likewise.
5641 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5642 vec_perm to be the same as other vector statements.
5643 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5644 cost of vec_perm for TARGET_VSX.
5646 2012-02-06 Richard Guenther <rguenther@suse.de>
5648 PR tree-optimization/52115
5649 * tree-sra.c (access_has_replacements_p): New function.
5650 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5652 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5655 * trans-mem.c (expand_call_tm): Add an assertion.
5656 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5659 2012-02-06 Richard Guenther <rguenther@suse.de>
5661 PR tree-optimization/50955
5662 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5663 raise cost of expressions that replace an address with an
5664 expression based on a different pointer.
5666 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5669 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5670 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5672 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5675 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5676 -Weffc++ and specify guidelines come from second edition.
5678 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5680 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5681 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5682 (call_direct_split, call_value_split, call_value_internal_direct)
5683 (call_value_direct_split, call_value_multiple_split): Use jal and
5684 jal_macro attributes.
5686 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5688 * reload1.c (reload_regs_reach_end_p): Replace with...
5689 (reload_reg_rtx_reaches_end_p): ...this function.
5690 (new_spill_reg_store): Update commentary.
5691 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5692 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5693 before setting new_spill_reg_store.
5694 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5695 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5696 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5697 for non-spill reload registers.
5699 2012-02-05 Ira Rosen <irar@il.ibm.com>
5701 PR tree-optimization/52091
5702 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5703 (vect_is_simple_use_1): Likewise.
5704 * tree-vect-loop.c (vectorizable_reduction): Update calls
5705 to vect_is_simple_use_1 and vect_is_simple_use.
5706 (vectorizable_live_operation): Likewise.
5707 * tree-vect-patterns.c (widened_name_p,
5708 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5709 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5710 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5711 vectorizable_shift,vectorizable_operation, vectorizable_store,
5712 vectorizable_load): Likewise.
5713 (vect_is_simple_cond): Add an argument, pass it to
5714 vect_is_simple_use_1.
5715 (vectorizable_condition): Update calls to vect_is_simple_cond,
5717 (vect_is_simple_use): Add an argument, the statement in which
5718 OPERAND is used. Check that if OPERAND's def stmt is a double
5719 reduction phi node, the use is a phi node too.
5720 (vect_is_simple_use_1): Add an argument, pass it to
5722 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5723 to vect_is_simple_use.
5725 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5727 PR rtl-optimization/52095
5728 * modulo-sched.c (dump_insn_locator): New function.
5729 (loop_canon_p, sms_schedule): Use it.
5731 PR rtl-optimization/52113
5732 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5733 even for decomposable shift/zext insns.
5735 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5736 Zdenek Dvorak <ook@ucw.cz>
5738 PR rtl-optimization/52092
5739 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5740 on get_iv_value result.
5742 2012-02-02 Andrew Pinski <apinski@cavium.com>
5746 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5748 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5751 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5753 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5755 PR rtl-optimization/49800
5756 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5757 (sched_finish): Call regstat_free_n_sets_and_refs.
5759 2012-02-02 Jia Liu <proljc@gmail.com>
5761 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5764 2012-02-02 Jan Hubicka <jh@suse.cz>
5765 Tom de Vries <tom@codesourcery.com>
5768 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5769 * varpool.c (varpool_analyze_pending_decls): Likewise.
5771 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5772 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5774 * config.gcc: Add cr16-* support.
5776 * doc/extend.texi: Document cr16 extensions.
5777 * doc/install.texi: Document cr16 install.
5778 * doc/invoke.texi: Document cr16 options.
5779 * doc/md.texi: Document cr16 constraints.
5781 * common/config/cr16/cr16-common.c: New file.
5782 * config/cr16/cr16.c: New file.
5783 * config/cr16/cr16.h: New file.
5784 * config/cr16/cr16.md: New file.
5785 * config/cr16/cr16.opt: New file.
5786 * config/cr16/cr16-protos.h: New file.
5787 * config/cr16/predicates.md: New file.
5788 * config/cr16/constraints.md: New file.
5789 * config/cr16/t-cr16: New file.
5791 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5794 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5795 that operands[2] is either immediate, or q_regs_operand.
5797 PR tree-optimization/52073
5798 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5799 a pattern stmt for pattern uses, ignore uses outside of the loop.
5801 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5803 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5804 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5805 (OUT_AS1, OUT_AS2): Remove.
5807 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5809 PR rtl-optimization/51374
5810 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5811 to cross other volatile_refs_p insns.
5813 2012-02-01 Richard Guenther <rguenther@suse.de>
5815 * doc/invoke.texi (fno-inline): Clarify documentation.
5816 (finline-small-functions): Likewise.
5817 (finline-functions): Likewise.
5818 * common.opt (finline): Adjust comment and documentation.
5819 (finline-small-functions): Clarify documentation.
5820 (finline-functions): Likewise.
5821 (finline-functions-called-once): Likewise.
5823 2012-02-01 Tristan Gingold <gingold@adacore.com>
5825 * c-typeck.c (composite_type): Keep mode for pointers.
5827 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5829 * function.h (regno_reg_rtx): Adjust comment.
5830 * reginfo.c (init_reg_modes_target): Only use the previous mode
5831 if it fits within one register. Remove MIPS comment.
5833 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5836 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5838 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5840 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5841 to srak instruction.
5843 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5845 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5847 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5852 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5854 2012-01-31 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/51528
5857 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5860 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5865 * ree.c (add_removable_extension): Change def_map argument
5866 to unsigned *, store in def_map 1 + offset into *insn_list vector
5867 instead of pointers into the vector.
5868 (find_removable_extensions): Adjust caller.
5870 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5872 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5873 Transform all "* quoted-c-code" to { c-code }.
5874 Remove redundant test for "optimize" in combine patterns.
5875 Move (include "avr-dimode.md") to end of file.
5877 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5880 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5881 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5883 2012-01-30 Richard Guenther <rguenther@suse.de>
5885 PR tree-optimization/52028
5886 * tree-loop-distribution.c (ldist_gen): Properly update
5889 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5892 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5893 set_cur_line_info_table if not emitting debug info.
5895 PR tree-optimization/52046
5896 * tree-vect-patterns.c (check_bool_pattern): Give up if
5897 a comparison could throw.
5900 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5902 2012-01-30 Richard Guenther <rguenther@suse.de>
5904 PR tree-optimization/52045
5905 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5906 SSA form if cfgcleanup did anything.
5908 2012-01-30 Richard Guenther <rguenther@suse.de>
5910 PR tree-optimization/52045
5911 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5912 before computing final todo.
5914 2012-01-30 Richard Guenther <rguenther@suse.de>
5916 PR tree-optimization/51528
5917 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5920 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5922 * df-problems.c (df_kill_notes): Check that the use refers
5923 to the note under examination.
5925 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5928 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5929 parameter and use short-lived pseudos.
5930 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5931 (sparc_expand_vector_init): Const-ify local variables and adjust
5932 calls to above functions.
5934 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5936 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5938 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5940 * doc/invoke.texi: Make usage of "compile time" and
5941 "run time"/"runtime" consistent throughout the file.
5943 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5945 * config/alpha/alpha.c (alpha_option_override): Default to
5946 full IEEE compliance mode for Go language.
5948 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5950 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5951 (LINK_SSP_SPEC): Define.
5953 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5956 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5959 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5961 * doc/invoke.texi: Correct hyphenation of "floating point",
5962 "double precision", and related terminology throughout the file.
5964 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5967 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5968 arm_general_register_operand predicate for operand 2 instead of
5971 2012-01-27 Ian Lance Taylor <iant@google.com>
5974 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5975 * builtins.c (expand_builtin_init_trampoline): Add onstack
5976 parameter. Change caller.
5977 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5978 * tree.c (build_common_builtin_nodes): Declare
5979 __builtin_init_heap_trampoline.
5981 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5983 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5984 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5985 * config/avr/avr.c: Ditto.
5986 (avr_regnames): Remove because unused.
5987 * config/avr/avr.md (*cpse.ne): New peephole.
5988 (*cpse.eq): New peephole from former cpse peepholes.
5990 2012-01-27 Michael Eager <eager@eagercon.com>
5992 * config/microblaze.c (microblaze_emit_compare): Correct
5993 test after pcmp instruction.
5995 2012-01-27 Richard Guenther <rguenther@suse.de>
5997 PR tree-optimization/52020
5998 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6000 2012-01-27 Richard Guenther <rguenther@suse.de>
6002 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6003 function non-const/pure.
6005 2012-01-27 Richard Guenther <rguenther@suse.de>
6007 PR tree-optimization/50444
6008 * tree-sra.c (build_ref_for_offset): Properly adjust the
6009 MEM_REF type for unaligned accesses.
6011 2012-01-27 Richard Guenther <rguenther@suse.de>
6013 PR tree-optimization/50444
6014 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6015 (expand_assignment): Use it. Properly handle misaligned
6016 bases when expanding stores to component references.
6017 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6020 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6023 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6024 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6025 * tree-data-ref.c (find_data_references_in_loop): Make static.
6026 (compute_all_dependences): Change return type to bool. Bail out
6027 for too many datarefs in a loop. Move the hunk resetting the data
6028 dependences vector from ...
6029 (compute_data_dependences_for_loop): ... here. Account for
6030 compute_all_dependences returning false.
6031 (compute_data_dependences_for_bb): Likewise.
6032 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6033 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6035 2012-01-27 Richard Guenther <rguenther@suse.de>
6038 * expr.c (store_field): Use the alias-set of the scratch memory
6041 2012-01-27 Tom de Vries <tom@codesourcery.com>
6043 PR tree-optimization/51990
6044 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6046 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6048 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6051 * var-tracking.c (reverse_op): Don't add any reverse operation
6052 if V already has any constant locations.
6054 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6056 * doc/invoke.texi: Correct usage of "command line" (noun)
6057 vs "command-line" (adjective) throughout.
6059 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6061 * doc/invoke.texi (Language Independent Options): Move
6062 -Wcoverage-mismatch blurb from here....
6063 (Warning Options): ...to here.
6065 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6067 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6068 Set rs6000_always_hint to false for 476.
6070 2012-01-27 Matthias Klose <doko@ubuntu.com>
6072 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6074 * incpath.c (add_standard_paths): Likewise.
6076 2012-01-27 Richard Henderson <rth@redhat.com>
6078 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6079 * config/m68k/sync.md (atomic_test_and_set): Rename from
6080 sync_test_and_setqi and adjust the operands.
6081 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6082 and unconditionally enable.
6084 2012-01-27 Richard Henderson <rth@redhat.com>
6086 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6087 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6088 (ldstub): Rename from ldstubqi.
6089 (ldstub<I24MODE>): Remove.
6091 2012-01-27 Richard Henderson <rth@redhat.com>
6093 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6094 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6095 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6096 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6097 * doc/tm.texi: Rebuild.
6099 2012-01-27 Richard Henderson <rth@redhat.com>
6101 * optabs.c (gen_atomic_test_and_set): Remove default.
6102 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6104 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6106 PR rtl-optimization/51978
6107 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6108 (combine_reaching_defs): Likewise.
6109 (struct re_info): Remove.
6110 (add_removable_extension): Remove x and data arguments,
6111 add insn, insn_list and def_map. Use the arguments directly
6112 instead of using struct re_info.
6113 (find_removable_extensions): Don't call add_removable_extension
6114 through note_stores, instead just call it with single_set
6116 (find_and_remove_re): Pass curr_cand->expr instead of
6117 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6119 2012-01-26 Michael Matz <matz@suse.de>
6121 PR tree-optimization/46590
6122 * cfgexpand.c: Revert last change (r183305).
6123 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6125 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6126 checking for emptiness.
6128 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6131 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6132 non-addressable non-BLKmode base correctly.
6134 2012-01-26 Michael Matz <matz@suse.de>
6136 PR tree-optimization/48794
6137 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6138 regions referenced from RESX/EH_DISPATCH.
6140 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6142 * config/s390/s390.h: Make BRANCH_COST an option.
6143 * config/s390/s390.opt: New option -mbranch-cost.
6145 2012-01-26 Richard Henderson <rth@redhat.com>
6147 Revert 2012-01-24 change:
6148 * trans-mem.c (requires_barrier): Do not instrument thread local
6149 variables and emit save/restore for them.
6151 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6154 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6157 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6159 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6162 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6165 Rename __pgm to __flash.
6166 Rename __pgm1 to __flash1.
6167 Rename __pgm2 to __flash2.
6168 Rename __pgm3 to __flash3.
6169 Rename __pgm4 to __flash4.
6170 Rename __pgm5 to __flash5.
6171 Rename __pgmx to __memx.
6172 * doc/extend.texi (AVR Named Address Spaces)
6173 Rename address space names as indicated above.
6174 * config/avr/avr.c (avr_addrspace): Ditto.
6176 * config/avr/avr-protos.h
6177 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6178 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6179 * config/avr/predicates.md: Ditto.
6180 * config/avr/avr.c Ditto, and
6181 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6182 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6184 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6185 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6186 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6187 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6188 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6189 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6190 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6191 * config/avr/avr.c: Ditto.
6192 * config/avr/avr.md: Ditto.
6194 2012-01-25 Jason Merrill <jason@redhat.com>
6197 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6199 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6201 PR tree-optimization/51987
6202 * tree-data-ref.c (get_references_in_stmt): Handle references in
6203 non-volatile GIMPLE_ASM.
6205 2012-01-25 Richard Guenther <rguenther@suse.de>
6207 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6208 bases are dereferenced.
6210 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6212 PR rtl-optimization/48374
6213 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6215 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6217 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6218 compute_data_dependences_for_loop returns false.
6219 * tree-parloops.c (loop_parallel_p): Likewise.
6221 2012-01-25 Richard Guenther <rguenther@suse.de>
6223 * tree.h (get_pointer_alignment_1): Declare.
6224 * builtins.c (get_pointer_alignment_1): New function.
6225 (get_pointer_alignment): Use it.
6227 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6229 PR rtl-optimization/48308
6230 * combine.c (enum undo_kind): Add UNDO_LINKS.
6231 (struct undo): Add member l to other_contents and where.
6232 (do_SUBST_LINK): New.
6234 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6235 (undo_all): Handle UNDO_LINKS.
6237 2012-01-25 Richard Henderson <rth@redhat.com>
6239 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6242 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6244 * optabs.c (gen_atomic_test_and_set): Use each argument.
6246 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6248 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6249 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6250 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6251 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6252 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6253 TARGET_PAIRED_SINGLE_FLOAT.
6255 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6257 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6258 (in_struct, return_val): Remove MEM documentation.
6259 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6260 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6261 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6263 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6264 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6265 * expr.c (store_field): Likewise.
6266 * function.c (assign_stack_temp_for_type): Likewise.
6267 * ifcvt.c (noce_try_cmove_arith): Likewise.
6268 * reload1.c (reload): Likewise.
6269 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6270 (alpha_set_memflags): Likewise.
6271 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6273 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6275 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6277 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6278 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6279 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6281 * cselib.c (cselib_rtx_varies_p): Delete.
6282 (cselib_invalidate_mem): Update call to canon_true_dependence.
6283 * dse.c (record_store, check_mem_read_rtx): Likewise.
6284 (scan_reads_nospill): Likewise.
6285 * cse.c (check_dependence): Likewise.
6286 (cse_rtx_varies_p): Delete.
6287 * expr.c (safe_from_p): Update call to true_dependence.
6288 * ira.c (validate_equiv_mem_from_store): Likewise.
6289 (memref_referenced_p): Likewise.
6290 * postreload-gcse.c (find_mem_conflicts): Likewise.
6291 * sched-deps.c (sched_analyze_2): Likewise.
6292 * store-motion.c (load_kills_store): Likewise.
6293 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6294 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6295 (compute_transp): Update call to canon_true_dependence.
6297 2012-01-25 Richard Henderson <rth@redhat.com>
6299 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6300 (maybe_emit_atomic_test_and_set): New.
6301 (expand_sync_lock_test_and_set): Use it.
6302 (expand_atomic_test_and_set): Likewise.
6303 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6304 the implementation; clarify implementation defined details.
6305 * doc/md.texi (atomic_test_and_set): Document.
6307 2012-01-25 Richard Henderson <rth@redhat.com>
6309 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6311 2012-01-25 Richard Henderson <rth@redhat.com>
6314 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6315 to effect no-op split.
6317 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6320 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6321 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6322 (BT_FN_VOID_PTR_INT_SIZE): New.
6323 (BT_FN_UINT_UINT_VAR): Remove.
6324 (BT_FN_UINT32_UINT32_VAR): New.
6325 (BT_FN_DOUBLE_VPTR): Remove.
6326 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6328 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6329 (_ITM_changeTransactionMode): Same.
6330 (_ITM_memmoveRtWt): Change return type to void.
6331 (_ITM_memcpyRtWt): Same.
6332 (_ITM_memsetW): Same.
6333 (_ITM_RaRD): Change types to double.
6338 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6340 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6341 Patrick Marlier <patrick.marlier@gmail.com>
6343 * trans-mem.c (requires_barrier): Do not instrument thread local
6344 variables and emit save/restore for them.
6346 2012-01-24 Jason Merrill <jason@redhat.com>
6349 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6350 output static aliases.
6352 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6355 * common.opt (-pie, -shared, pie, shared): Change from Common to
6357 * gcc.c (display_help): Display help for -pie and -shared.
6359 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6362 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6363 Remove note on size/offset limitation.
6364 (AVR Variable Attributes): Add example how to read data located
6365 with progmem. Refer to named address spaces.
6366 * doc/invoke.texi (AVR Options): Fix typo.
6368 2012-01-24 Richard Guenther <rguenther@suse.de>
6370 Forward-port to trunk
6371 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6374 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6375 op0 isn't sufficiently aligned and there is movmisalignM
6376 insn for mode, use it to load op0 into a temporary register.
6378 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6381 * target.def (const_not_ok_for_debug_p): New hook.
6382 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6384 * doc/tm.texi: Regenerated.
6385 * dwarf2out.c (const_ok_for_output_1): If
6386 targetm.const_not_ok_for_debug_p returns true, fail.
6387 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6389 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6391 2012-01-23 Kai Tietz <ktietz@redhat.com>
6394 * config/i386/predicates.md (symbolic_operand): Allow
6395 UNSPEC_PCREL as PIC expression for lea.
6396 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6397 * config/i386/i386.c (ix86_delegitimize_address): Handle
6398 UNSPEC_PCREL for none-MEM, too.
6400 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6402 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6403 (ipa_tm_create_version_alias): Same.
6405 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6408 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6409 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6411 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6412 Patrick Marlier <patrick.marlier@gmail.com>
6413 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6416 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6417 simple_object_start_read.
6419 2012-01-23 Richard Guenther <rguenther@suse.de>
6422 PR tree-optimization/51895
6423 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6424 parameter decomposition into BLKmode components.
6426 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6428 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6429 fake variables for restrict-qualified pointers whose pointed-to type
6430 contains a placeholder.
6432 2012-01-23 Richard Guenther <rguenther@suse.de>
6434 PR tree-optimization/51949
6435 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6437 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6439 PR rtl-optimization/51933
6440 * ree.c (transform_ifelse): Return true right away if dstreg is
6441 already wider or equal to cand->mode.
6442 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6443 (make_defs_and_copies_lists): Remove defs_list and copies_list
6444 arguments, add state argument, just truncate state->work_list
6445 instead of always allocating and freeing the vector. Assert that
6446 get_defs succeeds instead of returning 2. Changed return type to bool.
6447 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6448 have ext_src_mode, see if it has been modified already with the
6449 right kind of extension and has been extended before from the
6450 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6451 just return true. Remember the original mode in state->modified array.
6452 (combine_reaching_defs): Add state argument. Don't allocate and
6453 free here def_list, copied_list and vec vectors, instead just
6454 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6455 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6456 Add state variable, clear vectors in it, initialize state.modified
6457 if needed. Free all the vectors at the end and state.modified too.
6458 Don't skip a candidate if the extension expression has been modified.
6460 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6463 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6464 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6465 (extra_options) interix.opt -> i386/interix.opt"
6466 (extra_objs):Add winnt-stubs.o
6467 * configure.ac: Add interix to target_os .comm on PE check.
6468 * configure: Regenerate.
6469 * config/interix3.h: Delete and move bits to..
6470 * config/interix.h: Delete and move bits to..
6471 * config/i386/i386-interix3.h: Delete and move bits to..
6472 * config/i386/i386-interix.h: ..here.
6473 (TARGET_CPU_DEFAULT): Remove redefinition.
6474 (TARGET_ASM_CONSTRUCTOR): Undefine.
6475 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6476 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6477 (PTRDIFF_TYPE): Define.
6478 (LONG_DOUBLE_TYPE_SIZE): Define.
6479 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6480 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6481 (TARGET_SECTION_TYPE_FLAGS): Define.
6482 (ASM_DECLARE_FUNCTION_NAME): Define.
6483 (ASM_OUTPUT_EXTERNAL): Define.
6484 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6485 (ASM_OUTPUT_ALIGNED_BSS): Define.
6486 (PCC_BITFIELD_TYPE_MATTERS): Define.
6487 (USE_CONST_SECTION): Define.
6488 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6489 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6490 (SUPPORTS_ONE_ONLY): Remove.
6491 (I386_PE_STRIP_ENCODING): Define.
6492 * config/interix.opt: Delete and move bits to..
6493 * config/i386/interix.opt: ..here. New.
6494 (mpe-aligned-commons): Add.
6495 * config/i386/t-interix: Add copyright header.
6496 (winnt-stubs.o): Add rule.
6498 2012-01-22 Jason Merrill <jason@redhat.com>
6501 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6502 for extra name aliases.
6504 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6506 PR rtl-optimization/51924
6507 * ree.c (combine_set_extension): Improve debugging message.
6508 (combine_reaching_defs): Likewise.
6509 (get_defs): Rename confusingly named variable.
6510 (find_and_remove_re): Skip a candidate if the extension expression has
6513 2012-01-21 Robert Millan <rmh@gnu.org>
6514 Gerald Pfeifer <gerald@pfeifer.com>
6516 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6517 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6519 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6521 PR tree-optimization/51914
6522 * tree-vect-stmts.c (vectorizable_conversion): For
6523 cvt_type && modifier == WIDEN, put temporary with cvt_type
6524 at the beginning of vec_dsts and set vec_dest to temporary
6527 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6529 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6531 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6533 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6534 * config/rs6000/rs6000.c: Likewise.
6536 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6539 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6540 output_move_double on a copy of operands array.
6542 2012-01-20 Cary Coutant <ccoutant@google.com>
6543 Dodji Seketeli <dodji@redhat.com>
6546 * dwarf2out.c (copy_declaration_context): Return ref to parent
6547 of declaration DIE, if necessary.
6548 (remove_child_or_replace_with_skeleton): Add new parameter; update
6549 caller. Place skeleton DIE under parent DIE of original declaration.
6550 Move call to copy_declaration_context to here ...
6551 (break_out_comdat_types): ... from here.
6553 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6555 PR rtl-optimization/51856
6556 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6559 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6562 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6563 hints for neon loads and stores.
6565 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6569 * doc/extend.texi (Named Address Spaces): Split into subsections.
6570 (AVR Named Address Spaces): New subsection.
6571 (M32C Named Address Spaces): New subsection.
6572 (RL78 Named Address Spaces): New subsection.
6573 (SPU Named Address Spaces): New subsection.
6574 (Variable Attributes): New anchor "AVR Variable Attributes".
6575 (AVR Variable Attributes): Rewrite and avoid wording
6576 "address space" in this context.
6577 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6578 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6579 (AVR Built-in Macros): New subsubsection therein.
6580 * doc/md.texi (AVR constraints): Remove "C04", "R".
6582 2012-01-20 Richard Guenther <rguenther@suse.de>
6584 PR tree-optimization/51903
6585 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6586 when removing stmts.
6588 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6591 * config/arm/arm.c (arm_load_pic_register): Use
6592 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6593 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6594 (arm_pic_static_addr): Likewise.
6595 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6596 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6597 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6598 (pic_load_addr_unified): New.
6600 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6603 * function.c (instantiate_virtual_regs_in_insn): Use
6604 delete_insn_and_edges when removing a wrong asm insn.
6606 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6608 PR rtl-optimization/40761
6609 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6610 Add new member loop_num.
6611 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6612 (ira_build): Remove the parameter.
6614 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6615 (ira.c): Do not build CFG loops for one region allocation. Remove
6616 argument from ira_build call.
6618 * ira-build.c (init_loop_tree_node): New function.
6619 (create_loop_tree_nodes): Use it. Separate the case when CFG
6620 loops are not built.
6621 (more_one_region_p): Check current_loops.
6622 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6624 (add_loop_to_tree): Process loop equal to NULL too.
6625 (form_loop_tree): Separate the case when CFG loops are not built.
6626 Use explicitly number for the root.
6627 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6629 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6630 instead of loop->num.
6631 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6632 (mark_all_loops_for_removal): Ditto.
6633 (remove_unnecessary_regions): Separate the case when CFG loops
6635 (ira_build): Remove the parameter. Use explicit number of regions
6636 when CFG loops are not built.
6638 * ira-color.c (print_loop_title): Separate the case for the root node.
6639 Use loop_num instead of loop->num.
6640 (move_spill_restore): Use loop_num instead of loop->num.
6642 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6643 (change_loop): Ditto.
6644 (change_loop): Use loop_num instead of loop->num.
6646 * ira-lives.c (process_bb_node_lives): Ditto.
6648 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6650 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6652 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6655 * tree-mudflap.c (mf_artificial): New function.
6656 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6657 mx_register_decls, mudflap_enqueue_decl): Use it.
6660 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6661 numbers in the insn pattern.
6663 2012-01-19 Michael Matz <matz@suse.de>
6665 PR tree-optimization/46590
6666 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6667 use it in remembering which conflicts we already created.
6668 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6671 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6674 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6675 (merge_and_complain): Same.
6677 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6680 * config/initfini-array.h: Guard content of the header
6681 with #ifdef HAVE_INITFINI_ARRAY.
6682 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6683 Add initfini-array.h to tm_file here.
6684 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6685 * config.gcc: Don't add initfini-array.h to tm_file here.
6686 * configure: Regenerated.
6688 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6690 PR rtl-optimization/51505
6691 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6692 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6693 (df_note_bb_compute): Update the call to df_kill_notes.
6695 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6697 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6699 2012-01-18 Richard Guenther <rguenther@suse.de>
6701 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6702 of conversions to void *.
6704 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6705 Richard Sandiford <rdsandiford@googlemail.com>
6709 * optabs.h (simplify_expand_binop): Declare.
6710 * optabs.c (simplify_expand_binop): Make global.
6711 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6712 endian targets if the source cannot be exactly covered by word
6715 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6718 * hard-reg-set.h (struct hard_reg_set_container): New type.
6719 * target.h (struct hard_reg_set_container): Forward declare.
6720 * target.def (set_up_by_prologue): New target hook.
6721 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6722 * doc/tm.texi: Regenerated.
6723 * function.c (thread_prologue_and_epilogue_insns): Change
6724 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6725 Call targetm.set_up_by_prologue on it.
6726 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6727 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6729 2012-01-17 Nick Clifton <nickc@redhat.com>
6731 * config/rx/rx.c (rx_can_use_simple_return): New function.
6732 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6733 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6735 2012-01-17 Richard Guenther <rguenther@suse.de>
6738 * expr.c (expand_assignment): Take address-space information
6739 from the address operand of MEM_REF and TARGET_MEM_REF.
6740 (expand_expr_real_1): Likewise.
6742 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6744 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6745 reload dump is requested.
6747 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6750 * trans-mem.c (requires_barrier): Call may_be_aliased.
6752 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6754 PR tree-optimization/51877
6755 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6756 call arguments and fndecls compare equal, instead return false if they
6757 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6758 both SSA_NAMEs that are valueized the same, or they satisfy
6761 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6763 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6765 * configure: Regenerate.
6767 2012-01-16 Jan Hubicka <jh@suse.cz>
6771 * convert.c (convert_to_integer): Use fold_convert for
6772 converting an INTEGER_CST to integer type.
6774 2012-01-16 Jason Merrill <jason@redhat.com>
6777 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6779 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6782 * config/s390/s390.c (s390_chunkify_start): Don't skip
6783 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6784 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6785 If insn is followed by NOTE_INSN_VAR_LOCATION or
6786 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6787 Don't use location of note insns.
6789 PR tree-optimization/51865
6790 * tree-inline.c (tree_function_versioning): Call remap_decl
6791 on DECL_RESULT whenever it has VOID_TYPE_P type.
6793 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6795 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6796 for calls to locally-binding MIPS16 functions if only the return
6797 type uses float regs.
6799 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6800 Richard Sandiford <rdsandiford@googlemail.com>
6802 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6803 (SYMBOL_32_HIGH): Likewise.
6804 (mips_output_tls_reloc_directive): Declare.
6805 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6806 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6807 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6808 (mips_lo_relocs, mips_hi_relocs): Make extern.
6809 (mips16_stub_function): Move up file.
6810 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6811 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6812 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6813 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6814 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6815 (mips_get_tp): Add MIPS16 support.
6816 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6817 Generalize DTPREL and TPREL handling.
6818 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6819 Add MIPS16 TLS support.
6820 (mips_output_tls_reloc_directive): New function.
6821 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6822 * config/mips/predicates.md (symbolic_operand_with_high)
6823 (tls_reloc_operand): New predicates.
6824 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6825 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6826 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6827 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6828 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6829 (*tls_get_tp_mips16_call_<mode>): Likewise.
6831 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6833 PR rtl-optimization/51821
6834 * recog.c (peep2_find_free_register): Determine clobbered registers
6837 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6840 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6841 * config/avr/avr.c: Likewise.
6842 * config/avr/avr.h: Likewise.
6844 2012-01-13 Ian Lance Taylor <iant@google.com>
6847 * tree.h (TYPE_QUALS): Add cast to int.
6848 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6850 2012-01-13 Ian Lance Taylor <iant@google.com>
6852 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6853 comparing param_index to VEC_length result.
6855 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6857 * c-decl.c: Do not include tree-mudflap.h
6858 * tree-optimize.c: Likewise.
6859 * Makefile.in: Update dependencies.
6861 2012-01-13 Richard Guenther <rguenther@suse.de>
6864 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6865 variable-sized result always use RSO.
6867 2012-01-12 DJ Delorie <dj@redhat.com>
6869 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6870 pointer type, not just the default pointer type.
6872 2012-01-09 Richard Henderson <rth@redhat.com>
6873 Denis Chertykov <chertykov@gmail.com>
6876 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6877 * config/avr/avr.c (avr_can_eliminate): Simplify.
6878 (avr_initial_elimination_offset): Likewise.
6879 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6880 (expand_epilogue): Likewise.
6881 (avr_legitimize_address): Gut.
6882 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6883 (avr_hard_regno_nregs): New.
6884 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6885 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6886 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6887 add soft frame pointer.
6888 (CALL_USED_REGISTERS): Likewise.
6889 (REG_CLASS_CONTENTS): Likewise.
6890 (REGISTER_NAMES): Likewise.
6891 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6892 (HARD_FRAME_POINTER_REGNUM): New.
6893 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6894 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6895 remove the HARD_FRAME_POINTER self-elimination.
6897 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6900 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6901 DECL_EXTERNAL when checking for initializers of progmem variables.
6903 2012-01-12 Ira Rosen <irar@il.ibm.com>
6905 PR tree-optimization/51799
6906 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6907 that the last operation is a type demotion.
6909 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6911 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6912 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6914 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6917 * combine.c (distribute_notes): If i3 is a noreturn call,
6918 allow old_size to be equal to args_size and make sure the
6919 noreturn call gets REG_ARGS_SIZE note.
6920 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6921 on noreturn calls even when the delta is 0.
6923 2012-01-11 Nathan Sidwell <nathan@acm.org>
6925 * gcov.c (STRING_SIZE): Remove.
6926 (generate_results): Erase annotations for source files with no
6927 coverage information.
6929 (output_lines): Use it.
6931 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6933 * gimple.h (gimplify_body): Remove first argument.
6934 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6935 pointer set here, instead just pass DATA to walk_tree.
6936 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6937 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6938 (unvisit_body): Likewise, but with unmark_visited.
6939 (gimplify_body): Remove BODY_P argument and adjust.
6940 (gimplify_function_tree): Adjust call to gimplify_body.
6941 * omp-low.c (finalize_task_copyfn): Likewise.
6943 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6945 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6946 (build_function_type_skip_args): Delete.
6947 * tree.c (build_function_type_skip_args): Make static and add
6948 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6949 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6950 pass it to build_function_type_skip_args.
6951 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6952 (tree_function_versioning): Likewise.
6953 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6954 build_function_decl_skip_args.
6955 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6956 and pass it to build_function_decl_skip_args/tree_function_versioning.
6957 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6958 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6959 * trans-mem.c (ipa_tm_create_version): Likewise.
6960 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6961 * tree-inline.c (declare_return_variable): Remove always-true test.
6962 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6963 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6964 * ipa-split.c (split_function): Skip the return value for the split
6965 part if it doesn't return.
6967 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6969 PR tree-optimization/49642
6970 * ipa-split.c (forbidden_dominators): New variable.
6971 (check_forbidden_calls): New function.
6972 (dominated_by_forbidden): Likewise.
6973 (consider_split): Check for forbidden dominators.
6974 (execute_split_functions): Initialize and free forbidden
6975 dominators info; call check_forbidden_calls.
6977 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6979 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6981 2012-01-11 Nick Clifton <nickc@redhat.com>
6983 * config/rx/rx.md (return): Define pattern.
6985 2012-01-11 Richard Guenther <rguenther@suse.de>
6987 * doc/extend.texi (malloc attribute): Adjust according to
6990 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6991 Patrick Marlier <patrick.marlier@gmail.com>
6994 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6995 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6996 (ipa_tm_note_irrevocable): Same.
6997 (ipa_tm_scan_irr_block): Same.
6998 (ipa_tm_decrement_clone_counts): Same.
6999 (ipa_tm_scan_irr_function): Same.
7000 (ipa_tm_create_version_alias): Same.
7001 (ipa_tm_create_version): Same.
7002 (ipa_tm_transform_calls_redirect): Same.
7003 (ipa_tm_transform_calls): Same.
7004 (ipa_tm_transform_transaction): Same.
7005 (ipa_tm_execute): Same.
7007 2012-01-10 Richard Guenther <rguenther@suse.de>
7010 * opts.c (common_handle_option): Handle -Werror.
7012 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7014 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7017 2012-01-10 Jason Merrill <jason@redhat.com>
7019 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7022 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7024 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7025 supports R_386_TLS_GD_PLT reloc.
7026 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7027 supports R_386_TLS_LDM_PLT reloc.
7028 * configure: Regenerate.
7029 * config.in: Regenerate.
7031 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7034 Extend __pgmx semantics to linearize memory.
7035 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7036 determine if code comes inline or from libgcc.
7037 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7038 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7039 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7040 (movmemx_qi, movmemx_hi): New insns.
7041 (xload_<mode>_libgcc): Rewrite to new insn condition.
7042 (xload_<mode>): Remove insns.
7043 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7044 cases that don't satisfy avr_xload_libgcc_p().
7045 (avr_addr_space_convert): Allow converting in any direction.
7046 (avr_addr_space_subset_p): Return always true.
7047 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7048 (avr_emit_movmemhi): Ditto.
7049 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7050 (avr_out_movmem): Ditto.
7051 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7052 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7053 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7054 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7055 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7057 2012-01-10 Richard Guenther <rguenther@suse.de>
7059 PR tree-optimization/50913
7060 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7061 Require data-refs to be representable by Graphite with respect
7064 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7066 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7067 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7069 2012-01-10 Tom de Vries <tom@codesourcery.com>
7071 PR rtl-optimization/51271
7072 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7073 handling annulled branch.
7075 2012-01-10 Richard Henderson <rth@redhat.com>
7077 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7078 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7079 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7080 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7081 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7082 arm_expand_vec_perm_const): New.
7083 * config/arm/arm-protos.h: Update.
7084 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7085 (*neon_vswp<VDQX>): New.
7086 (neon_vcombine<VDX>): Use neon_split_vcombine.
7087 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7088 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7089 (vec_perm<VE>): New.
7091 2012-01-10 Richard Henderson <rth@redhat.com>
7093 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7094 use it if reload_completed.
7095 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7096 arm_output_asm_insn, arm_process_output_memory_barrier,
7097 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7098 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7099 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7100 arm_process_output_sync_insn, arm_output_sync_insn,
7101 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7102 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7103 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7104 (emit_unlikely_jump): New.
7105 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7106 (arm_split_atomic_op): New.
7107 * config/arm/arm-protos.h: Update.
7108 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7109 (struct arm_sync_generator): Remove.
7110 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7111 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7112 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7113 (VUNSPEC_LL, VUNSPEC_SC): New.
7114 (sync_result, sync_memory, sync_required_value, sync_new_value,
7115 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7116 (attr length): Don't use arm_sync_loop_insns.
7117 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7118 (movsfcc, movdfcc): Likewise.
7119 * config/arm/constraints.md (Ua): New.
7120 * config/arm/prediates.md (mem_noofs_operand): New.
7121 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7122 (sync_clobber, sync_t2_reqd): Remove.
7123 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7124 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7125 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7126 (arm_sync_compare_and_swap<SIDI>): Remove.
7127 (arm_sync_compare_and_swap<NARROW>): Remove.
7128 (arm_sync_lock_test_and_set<SIDI>): Remove.
7129 (arm_sync_lock_test_and_set<NARROW>): Remove.
7130 (arm_sync_new_<syncop><SIDI>): Remove.
7131 (arm_sync_new_<syncop><NARROW>): Remove.
7132 (arm_sync_new_nand<SIDI>): Remove.
7133 (arm_sync_new_nand<NARROW>): Remove.
7134 (arm_sync_old_<syncop><SIDI>): Remove.
7135 (arm_sync_old_<syncop><NARROW>): Remove.
7136 (arm_sync_old_nand<SIDI>): Remove.
7137 (arm_sync_old_nand<NARROW>): Remove.
7138 (*memory_barrier): Merge arm_output_memory_barrier.
7139 (atomic_compare_and_swap<QHSD>): New.
7140 (atomic_compare_and_swap<NARROW>_1): New.
7141 (atomic_compare_and_swap<SIDI>_1): New.
7142 (atomic_exchange<QHSD>): New.
7143 (cas_cmp_operand, cas_cmp_str): New.
7144 (atomic_op_operand, atomic_op_str): New.
7145 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7146 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7147 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7148 (arm_load_exclusive<NARROW>): New.
7149 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7150 (arm_store_exclusive<QHSD>): New.
7152 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7154 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7155 reload patterns if -mvsx-scalar-memory.
7157 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7158 generated, even -mno-vsx-scalar-double was used.
7159 (vsx_xscvdpsp_scalar): Likewise.
7160 (vsx_xscvspdp_scalar2): Likewise.
7162 2012-01-09 Tom de Vries <tom@codesourcery.com>
7163 Andrew Pinski <apinski@cavium.com>
7166 * reorg.c (fill_slots_from_thread): Don't speculate
7167 frame-related insns.
7169 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7171 * sched-int.h (bb_note): Move to...
7172 * basic-block.h: ...here.
7173 * haifa-sched.c (bb_note): Move to...
7174 * cfgrtl.c: ...here.
7175 * function.c (next_block_for_reg): New function.
7176 (move_insn_for_shrink_wrap): Likewise.
7177 (prepare_shrink_wrap): Rewrite to use the above.
7179 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7181 * gimple.c (is_gimple_non_addressable): Remove.
7182 * gimple.h: Remove is_gimple_non_addressable.
7183 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7184 is_gimple_non_addressable.
7185 * trans-mem.c (expand_assign_tm): Same.
7187 2012-01-09 Richard Guenther <rguenther@suse.de>
7189 PR tree-optimization/51775
7190 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7191 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7193 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7195 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7197 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7199 2012-01-09 Richard Guenther <rguenther@suse.de>
7201 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7203 2012-01-08 Jan Hubicka <jh@suse.cz>
7205 PR tree-optimize/51680
7206 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7207 on when known_vals needs to be computed; cleanup.
7209 2012-01-08 Jan Hubicka <jh@suse.cz>
7211 PR tree-optimize/51694
7212 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7214 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7216 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7217 for -std=c++98 and -std=c++11 too.
7219 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7221 * cfgloop.c (cancel_loop): Add free() of bbs array.
7223 2012-01-07 Jan Hubicka <jh@suse.cz>
7225 PR tree-optimization/51600
7226 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7227 that benefits small functions.
7229 2012-01-07 Jan Hubicka <jh@suse.cz>
7231 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7233 2012-01-07 Jan Hubicka <jh@suse.cz>
7235 PR tree-optimization/51680
7236 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7237 whose inlining reduce unit size.
7239 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7242 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7243 Add canonical node to containing_mem chain after the non-canonical
7244 one, even if there weren't any locs to propagate.
7245 (remove_useless_values): Keep only canonical values.
7246 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7247 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7248 canonicalize mem_chain elements that are not discarded.
7250 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7253 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7254 before emitting functions.
7256 PR gcov-profile/50127
7257 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7258 clear_aux_for_blocks.
7260 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7263 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7265 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7267 * c-decl.c (ext_block): Moved up.
7268 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7270 2012-01-06 Han Shen <shenhan@google.com>
7272 Translate built-in include paths for sysroot.
7273 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7274 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7276 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7277 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7279 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7280 control whether sysroot should be prepended to gxx include dir.
7282 * configure: Regenerate.
7284 2012-01-06 Torvald Riegel <triegel@redhat.com>
7286 PR rtl-optimization/51771
7287 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7288 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7290 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7292 PR tree-optimization/51315
7293 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7294 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7296 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7299 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7300 for shrp pattern. Correctly handle and fixup shift variable.
7301 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7303 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7306 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7307 note when !ACCUMULATE_OUTGOING_ARGS.
7309 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7311 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7313 (extract_range_from_unary_expr_1): Avoid useless computations.
7315 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7317 PR rtl-optimization/51767
7318 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7319 of jump_block and add an extra edge for degenerated asm gotos.
7322 * stmt.c (check_unique_operand_names): Don't ICE during error
7323 reporting if i is from labels chain.
7326 * profile.c (branch_prob): Split bbs that have exit edge
7327 and need a fake entry edge too.
7329 2012-01-05 Jan Hubicka <jh@suse.cz>
7332 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7335 2012-01-05 Richard Guenther <rguenther@suse.de>
7338 * tree-streamer-out.c (write_ts_optimization): New function.
7339 (streamer_write_tree_body): Call it.
7340 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7341 (streamer_read_tree_body): Call it.
7342 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7344 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7347 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7348 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7349 in_cleanup_point_expr before gimplify_stmt call and restore it
7351 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7352 in_cleanup_point_expr is false.
7354 2012-01-05 Richard Guenther <rguenther@suse.de>
7357 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7359 * toplev.c (process_options): Reject combining mudflap and LTO.
7360 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7362 2012-01-05 Richard Guenther <rguenther@suse.de>
7364 PR tree-optimization/51760
7365 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7367 (bit_value_unop): Handle UNDEFINED operands.
7368 (bit_value_binop): Likewise.
7370 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7372 * config/avr/avr.c (avr_replace_prefix): Remove.
7373 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7374 (avr_asm_function_rodata_section): Ditto.
7375 (avr_asm_select_section): Ditto.
7377 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7379 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7382 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7385 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7386 calls that have any non-fake successor edges.
7389 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7391 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7393 PR tree-optimization/51624
7394 * tree-sra.c (build_ref_for_model): When replicating a chain of
7395 COMPONENT_REFs, stop as soon as the offset would become negative.
7397 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7400 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7401 in .debug_loc on the floor.
7403 2012-01-04 Andrew Pinski <apinski@cavium.com>
7405 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7407 2012-01-04 Andrew Pinski <apinski@cavium.com>
7408 Adam Nemet <anemet@caviumnetworks.com>
7410 * config/mips/mips.md (size): Add SI and DI.
7411 (SIZE): New mode attribute.
7412 (U): New code attribute.
7413 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7414 (mips_lbux_<mode>): Delete.
7415 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7416 (mips_lhx): Use gen_mips_lhx_extsi.
7417 (mips_lhx_<mode>): Delete.
7419 (mips_l<size>x): New expand.
7420 (mips_lwx_<mode>): Delete.
7421 (mips_l<GPR:size>x_<P:mode>): New pattern.
7422 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7423 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7424 * config/mips/mips.c (mips_lx_address_p): New function.
7425 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7426 (dsp64): New availability predicate.
7427 (mips_builtins): Add an entry for __builtin_mips_ldx.
7428 * config/mips/mips.h (ISA_HAS_LBX): New define.
7429 (ISA_HAS_LBUX): Likewise.
7430 (ISA_HAS_LHX): Likewise.
7431 (ISA_HAS_LHUX): Likewise.
7432 (ISA_HAS_LWX): Likewise.
7433 (ISA_HAS_LWUX): Likewise.
7434 (ISA_HAS_LDX): Likewise.
7435 * doc/extend.texi (__builtin_mips_ldx): Document.
7437 2012-01-04 Tristan Gingold <gingold@adacore.com>
7439 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7440 when long pointers are used.
7441 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7442 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7443 (ia64-hp-*vms*): Remove.
7444 * config/vms/xm-vms64.h: Delete.
7446 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7449 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7451 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7453 * opts.c (finish_options): Remove duplicate sorry.
7455 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7458 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7461 2012-01-04 Richard Guenther <rguenther@suse.de>
7464 * tree.c (size_low_cst): New function.
7465 * tree.h (size_low_cst): Declare.
7466 * fold-const.c (fold_comparison): Use it to extract the low
7467 part of the POINTER_PLUS_EXPR offset.
7469 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7471 Fix clearing ZERO_REG
7472 * config/avr/avr.md (cc): Add alternative "ldi".
7473 (movqi_insn): Use it in cc attribute.
7474 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7475 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7476 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7478 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7480 * configure: Regenerate.
7482 2012-01-04 Richard Guenther <rguenther@suse.de>
7484 PR tree-optimization/49651
7485 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7486 (var_can_have_subvars): Use it.
7487 (get_constraint_for_1): Only consider subfields if there can be any.
7489 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7492 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7493 to its new canonical_cselib_val and the cselib_val was in
7494 first_containing_mem chain, but the canonical_cselib_val was not,
7495 add the latter into the chain.
7496 (cselib_invalidate_mem): Compare canonical_cselib_val of
7497 addr_list chain elt with v.
7500 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7501 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7503 (output_macinfo_op): Don't ggc_strdup fd->filename.
7504 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7505 then ggc_strdup it. Don't free inc->info or cur->info.
7506 (output_macinfo): Don't free ref->info or file->info.
7508 2012-01-03 Ira Rosen <irar@il.ibm.com>
7510 PR tree-optimization/51269
7511 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7512 first_niters a pointer.
7513 (slpeel_tree_peel_loop_to_edge): Likewise.
7514 (vect_do_peeling_for_loop_bound): Update call to
7515 slpeel_tree_peel_loop_to_edge.
7516 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7517 here. Remove it from the parameters list.
7518 (vect_do_peeling_for_alignment): Update calls and compute
7521 2012-01-03 Richard Guenther <rguenther@suse.de>
7523 PR tree-optimization/51070
7524 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7525 Properly handle calls.
7527 2012-01-03 Richard Guenther <rguenther@suse.de>
7529 PR tree-optimization/51692
7530 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7531 the LHS of allocation stmts.
7533 2012-01-03 Olivier Hainque <hainque@adacore.com>
7535 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7537 2012-01-03 Olivier Hainque <hainque@adacore.com>
7539 * collect2.c (main): In AIX specific computations for vector
7540 insertions, use CONST_CAST2 to cast from char ** to const char **.
7542 2012-01-03 Richard Guenther <rguenther@suse.de>
7545 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7546 the context of a limbo DIE when it does not already exist.
7548 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7550 PR tree-optimization/51719
7551 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7552 but direct call is, clear direct call's lhs and don't add fallthrough
7553 edge from dcall_bb to join_bb and PHIs.
7555 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7557 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7558 the instructions emitted by the pattern.
7559 ("*TDC_insn_<mode>"): Add comment.
7561 2012-01-03 Richard Guenther <rguenther@suse.de>
7564 * fold-const.c (fold_comparison): Properly canonicalize
7565 tree offset and HOST_WIDE_INT bit position.
7567 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7569 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7570 operands for extzv pattern.
7572 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7575 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7578 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7580 * doc/invoke.texi (-flto and related options): Copy-edit.
7582 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7584 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7586 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7588 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7591 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7593 * expr.h (move_by_pieces_ninsns): Declare.
7594 * expr.c (move_by_pieces_ninsns): Make external.
7595 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7596 (mips_store_by_pieces_p): Likewise.
7597 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7598 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7599 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7600 (mips_store_by_pieces_p): Likewise.
7602 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7604 * passes.c (register_one_dump_file): Free full_name.
7606 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7607 (calculate_elim_costs_all_insns): Free offsets_at and
7608 offsets_known_at at the end and clear the pointers.
7610 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7612 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7613 this option introduced in r180739.
7615 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7618 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7619 (tmake_file target=avr): Add avr/t-multilib.
7621 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7622 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7623 * config/avr/genmultilib.awk: New file.
7624 * config/avr/t-multilib: New auto-generated file.
7625 * config/avr/multilib.h: New auto-generated file.
7626 * config/avr/t-avr (AVR_MCUS): New variable.
7627 (genopt.sh): Use it.
7628 (s-mlib): Depend on t-multilib.
7629 (t-multilib, multilib.h): New dependencies.
7630 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7631 (MULTILIB_OPTIONS): Remove.
7632 (MULTILIB_MATCHES): Remove.
7633 (MULTILIB_DIRNAMES): Remove.
7634 (MULTILIB_EXCEPTIONS): Remove:
7635 * config/avr/genopt.sh: Don't use hard coded file name;
7636 pass AVR_MCUS from t-avr instead.
7638 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7640 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7642 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7644 Implement light-weight DImode support.
7645 * config/avr/avr-dimode.md: New file.
7646 * config/avr/avr.md: Include it.
7647 (adjust_len): Add plus64, compare64.
7648 (HIDI): Remove code iterator.
7649 (code_stdname): New code attribute.
7650 (rotx, rotsmode): Remove DI.
7651 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7653 * config/avr/avr-protos.h (avr_have_dimode): New.
7654 (avr_out_plus64, avr_out_compare64): New.
7655 * config/avr/avr.c (avr_out_compare): Handle DImode.
7656 (avr_have_dimode): New variable definition and initialization.
7657 (avr_out_compare64, avr_out_plus64): New functions.
7658 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7659 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7660 (avr_compare_pattern): Skip DImode comparisons.
7662 2012-01-02 Revital Eres <revital.eres@linaro.org>
7664 * ddg.c (def_has_ccmode_p): New function.
7665 (add_cross_iteration_register_deps,
7666 create_ddg_dep_from_intra_loop_link): Call it.
7668 2012-01-02 Richard Guenther <rguenther@suse.de>
7671 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7673 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7675 * gcc.c (process_command): Update copyright notice dates.
7676 * gcov.c (print_version): Likewise.
7677 * gcov-dump.c (print_version): Likewise.
7678 * mips-tfile.c (main): Likewise.
7679 * mips-tdump.c (main): Likewise.
7681 2012-01-01 Ira Rosen <irar@il.ibm.com>
7683 PR tree-optimization/51704
7684 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7685 a use is inside the basic block or loop before accessing its vect info.
7687 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7689 PR rtl-optimization/51069
7690 * cfgloopmanip.c (remove_path): Removing path making irreducible
7691 region unconditional makes BB part of the region.
7693 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7695 PR tree-optimization/51683
7696 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7697 calls with side-effects.
7698 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7700 Copyright (C) 2012 Free Software Foundation, Inc.
7702 Copying and distribution of this file, with or without modification,
7703 are permitted in any medium without royalty provided the copyright
7704 notice and this notice are preserved.