1 2013-05-14 Richard Biener <rguenther@suse.de>
5 2012-06-30 Nathan Sidwell <nathan@acm.org>
7 * coverage.c (coverage_init): Read counts file before writing
10 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
13 Backport from mainline
14 2013-01-22 Jakub Jelinek <jakub@redhat.com>
17 * config/i386/i386.md (UNSPEC_STOS): New.
18 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
19 *strsetqi_1): Add UNSPEC_STOS.
21 2013-05-10 Joey Ye <joey.ye@arm.com>
23 Backport from mainline
24 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
27 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
29 (thumb1_extendhisi2): Reduce Thumb pool range.
30 (arm_movdi): Likewise.
31 (thumb1_movdi_insn): Likewise.
32 (thumb1_movsi_insn): Likewise.
33 (pic_load_addr_unified): Likewise.
34 (pic_load_addr_32bit): Likewise.
35 (pic_load_addr_thumb1): Likewise.
36 (thumb1_movhf): Likewise.
37 (arm_movsf_soft_insn): Likewise.
38 (thumb1_movsf_soft_insn): Likewise.
39 (movdf_soft_insn): Likewise.
40 (thumb1_movdf_soft_insn): Likewise.
41 * config/arm/neon.md (*neon_mov<mode>): Likewise.
42 (*neon_mov<mode>): Likwise.
43 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
44 (*thumb2_movhi_insn): Likewise.
45 (*thumb2_extendqisi_v6): Likewise.
46 (*thumb2_zero_extendqisi_v6): Likewise.
47 (*thumb2_zero_extendqisi2_v6): Likewise.
48 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
49 (*movdi_vfp): Likewise.
50 (*movdi_vfp_cortexa8): Likewise.
51 (*thumb2_movsf_vfp): Likewise.
52 (*thumb2_movdf_vfp): Likewise.
54 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
56 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
57 Add mthumb/march=armv7-a multilib.
58 Add mthumb/march=armv7-r multilib.
59 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
61 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
64 * config/v850/t-rtems: Add more multilibs.
66 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
69 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
72 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
73 to save TFmode registers and DImode to save TImode registers for
74 caller save operations.
75 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
76 mark being partially clobbered since they only use the first
79 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
80 and TDmode only use the upper 64-bits of each VSX register.
82 2013-05-03 Marek Polacek <polacek@redhat.com>
84 Backport from mainline
85 2013-04-25 Marek Polacek <polacek@redhat.com>
87 PR tree-optimization/57066
88 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
90 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
92 Backport from mainline
93 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
98 (*zero_extendsidi2): Ditto.
100 Backport from mainline
101 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
104 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
106 2013-04-29 Christian Bruel <christian.bruel@st.com>
109 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
111 2013-04-27 Jakub Jelinek <jakub@redhat.com>
114 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
115 the immediate rotate count.
117 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
119 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
121 2013-04-19 Matthias Klose <doko@ubuntu.com>
125 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
127 Backport from mainline
128 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
129 Alexander Monakov <amonakov@ispras.ru>
132 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
133 flush pending lists also on non-jumps. Adjust comment.
136 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
138 * sched-deps.c (add_dependence_list_and_free): Simplify.
139 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
140 lists when add_dependence_list_and_free doesn't free them.
142 2013-04-19 Marek Polacek <polacek@redhat.com>
144 Backport from mainline
145 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
146 Jakub Jelinek <jakub@redhat.com>
148 PR tree-optimization/48189
149 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
150 If nitercst is 0, don't predict the exit edge.
152 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
154 Backport from mainline
155 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
156 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
158 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
161 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
163 * doc/tm.texi: Update.
164 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
165 * target.def (force_at_comp_dir): New hook.
166 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
167 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
169 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
172 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
173 (S_MODES): Set H_MODE bit.
174 (SF_MODES): Set only S_MODE and SF_MODE bits.
175 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
176 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
177 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
178 <MODE_FLOAT>: Likewise.
180 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
182 Backport from mainline:
183 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
186 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
187 nuses, make sure we have a label.
189 2013-04-11 Richard Biener <rguenther@suse.de>
191 * BASE-VER: Set to 4.7.4.
192 * DEV-PHASE: Set to prerelease.
194 2013-04-11 Release Manager
196 * GCC 4.7.3 released.
198 2013-04-10 David S. Miller <davem@davemloft.net>
200 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
203 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
207 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
209 Backport from mainline
210 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
211 Alexander Monakov <amonakov@ispras.ru>
214 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
215 flush pending lists also on non-jumps. Adjust comment.
217 2013-04-03 Richard Biener <rguenther@suse.de>
219 PR tree-optimization/56501
220 * tree-switch-conversion.c (check_process_case): Properly
221 handle !single_succ_p case.
223 2013-04-03 Jakub Jelinek <jakub@redhat.com>
225 Backported from mainline
226 2013-03-06 Jakub Jelinek <jakub@redhat.com>
228 PR tree-optimization/56539
229 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
230 instead of GSI_CONTINUE_LINKING as last argument to
231 force_gimple_operand_gsi. Adjust function comment.
233 2013-03-05 Jakub Jelinek <jakub@redhat.com>
236 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
237 (avoid_complex_debug_insns): New function.
238 (expand_debug_locations): Call it.
240 2013-04-02 Wei Mi <wmi@google.com>
242 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
243 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
244 *<rotate_insn><mode>3_mask in i386.md.
246 2013-04-02 Richard Biener <rguenther@suse.de>
249 Backport from mainline
250 2012-05-16 Richard Guenther <rguenther@suse.de>
252 * tree-inline.c (declare_return_variable): Properly handle
253 DECL_BY_REFERENCE return vars in SSA form.
255 2013-04-01 Wei Mi <wmi@google.com>
257 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
258 Truncate operand 2 using %b asm operand modifier.
259 (*<shift_insn><mode>3_mask): Ditto.
260 (*<rotate_insn><mode>3_mask): Ditto.
262 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/i386.md (*movsf_internal): Change type of
265 alternatives 3,4 to imov.
267 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
269 Backport from mainline
270 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
273 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
274 when the may_trap_p bit of the exprs being merged differs.
275 Reorder tests for speculativeness in the logical and operator.
277 Backport from mainline
278 2013-03-05 Jakub Jelinek <jakub@redhat.com>
281 * sel-sched-ir.c (free_sched_pools): Release
282 succs_info_pool.stack[succs_info_pool.max_top] vectors too
283 if succs_info_pool.max_top isn't -1.
285 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
287 Backport from mainline
288 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
291 * sel-sched.c: Include ira.h.
292 (implicit_clobber_conflict_p): New function.
293 (moveup_expr): Use it.
294 * Makefile.in (sel-sched.o): Depend on ira.h.
296 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
298 Backport from mainline
299 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
300 Alexander Monakov <amonakov@ispras.ru>
303 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
304 flush pending lists also on non-jumps. Adjust comment.
306 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
308 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
309 * doc/extend.texi (Named Address Spaces): Ditto.
310 (Variable Attributes): Ditto.
312 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
314 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
315 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
318 2013-03-27 Walter Lee <walt@tilera.com>
320 Backport from mainline:
321 2013-03-27 Walter Lee <walt@tilera.com>
323 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
324 double-decrement of next_scratch_regno.
326 2013-03-27 Walter Lee <walt@tilera.com>
328 Backport from mainline:
329 2013-03-27 Walter Lee <walt@tilera.com>
331 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
333 (insn_v1mulus): Ditto.
334 (insn_v2muls): Ditto.
336 2013-03-27 Walter Lee <walt@tilera.com>
338 Backport from mainline:
339 2013-03-27 Walter Lee <walt@tilera.com>
341 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
343 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
345 2013-03-27 Walter Lee <walt@tilera.com>
347 Backport from mainline:
348 2013-03-27 Walter Lee <walt@tilera.com>
350 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
352 (*sibcall_value): Ditto.
354 2013-03-27 Walter Lee <walt@tilera.com>
356 Backport from mainline:
357 2013-03-27 Walter Lee <walt@tilera.com>
359 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
360 (insn_mnz_v8qi): ... this ...
361 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
363 (insn_v<n>mnz): Replaced by ...
364 (insn_v1mnz): ... this ...
365 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
367 (insn_mz_<mode>): Replaced by ...
368 (insn_mz_v8qi): ... this ...
369 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
371 (insn_v<n>mz): Replaced by ...
372 (insn_v1mz): ... this ...
373 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
376 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
378 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
380 2013-03-26 Richard Biener <rguenther@suse.de>
382 Backport from mainline:
383 2013-03-13 Richard Biener <rguenther@suse.de>
385 PR tree-optimization/56608
386 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
387 calls when vectorizing basic-blocks.
389 2013-03-05 Richard Biener <rguenther@suse.de>
391 PR tree-optimization/56270
392 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
393 of loads after scheduling an SLP instance.
395 2013-03-26 Walter Lee <walt@tilera.com>
397 Backport from mainline:
398 2013-03-26 Walter Lee <walt@tilera.com>
400 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
401 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
403 2013-03-26 Walter Lee <walt@tilera.com>
405 Backport from mainline:
406 2013-03-25 Walter Lee <walt@tilera.com>
408 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
409 TILEGX_INSN_SHUFFLEBYTES1.
410 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
412 (tilegx_builtins): Ditto.
413 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
415 2013-03-26 Walter Lee <walt@tilera.com>
417 Backport from mainline:
418 2013-03-25 Walter Lee <walt@tilera.com>
420 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
421 tests for constraint J, K, N, P.
423 2013-03-26 Walter Lee <walt@tilera.com>
425 Backport from mainline:
426 2013-03-25 Walter Lee <walt@tilera.com>
428 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
429 Use indirect/pcrel encoding.
430 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
433 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
435 Backport from mainline:
436 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
437 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
440 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
441 (musermode): Convert to Var(TARGET_USERMODE).
442 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
443 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
444 * config/sh/sh.c (sh_option_override): Use
445 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
446 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
448 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
450 (udivsi3_i4_single, divsi3_i4_single): Use
451 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
452 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
453 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
454 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
455 (SUBTARGET_OVERRIDE_OPTIONS): New.
457 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
459 Backport from mainline:
460 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
462 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
463 to m2a-single instead of m2e.
465 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
468 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
471 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
474 * config/i386/i386.c (init_cumulative_args): Also set
475 cum->callee_return_avx256_p.
476 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
477 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
479 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
480 callee_return_avx256_p.
482 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
484 Backport from mainline:
485 2012-12-04 Ian Lance Taylor <iant@google.com>
487 * godump.c (find_dummy_types): Output a dummy type if we couldn't
488 output the real type.
490 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
493 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
494 (PLUS_EXPR): Likewise.
495 * doc/cppopts.texi (--help): Likewise.
496 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
497 (-fdump-rtl-cprop_hardreg): Likewise.
498 (-fdump-rtl-csa): Likewise.
499 (-fdump-rtl-dce): Likewise.
500 (-fdump-rtl-dbr): Likewise.
501 (-fdump-rtl-into_cfglayout): Likewise.
502 (-fdump-rtl-outof_cfglayout): Likewise.
504 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
507 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
508 (arm_print_operand, case 'S'): Don't use shift_operator to validate
511 2013-03-14 Seth LaForge <sethml@google.com>
514 Backport from mainline
515 2012-10-22 Julian Brown <julian@codesourcery.com>
517 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
518 VFP D registers in big-endian mode.
520 2013-03-08 Joey Ye <joey.ye@arm.com>
522 Backport from mainline
523 2013-03-06 Joey Ye <joey.ye@arm.com>
526 * gcc.c (convert_white_space): New function.
527 (main): Handles white space in function name.
529 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
531 Backport from mainline
532 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
535 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
536 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
537 to SH_DIV_CALL_TABLE for TARGET_SH2.
538 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
540 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
541 mdiv= call-div1, call-fp, call-table options.
543 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
545 * config.gcc (arm*-*-rtemself*): New.
546 (arm*-*-rtems*): Removed.
547 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
548 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
550 2013-03-01 Richard Biener <rguenther@suse.de>
552 Backport from mainline
553 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
555 PR tree-optimization/55481
556 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
557 back to general rewriting if we cannot leave an original biv
560 2013-03-01 Richard Biener <rguenther@suse.de>
562 Backport from mainline
563 2012-04-10 Richard Guenther <rguenther@suse.de>
566 * gimple-low.c (gimple_check_call_args): Properly account for
567 compatible aggregate types.
569 2013-02-26 Nick Clifton <nickc@redhat.com>
572 Import this patch from the mainline:
574 2012-08-17 Nick Clifton <nickc@redhat.com>
576 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
577 (branch_true): Likewise.
578 (branch_false): Likewise.
580 2013-02-26 Jakub Jelinek <jakub@redhat.com>
582 PR tree-optimization/56443
583 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
584 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
585 to type_for_mode langhook.
587 2013-02-21 Jakub Jelinek <jakub@redhat.com>
590 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
593 2013-02-19 Jakub Jelinek <jakub@redhat.com>
595 Backported from mainline
596 2013-02-19 Jakub Jelinek <jakub@redhat.com>
598 PR tree-optimization/56350
599 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
600 if haven't found reduction or nested cycle operand, rather than
601 asserting we must find it.
603 PR tree-optimization/56381
604 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
607 2013-02-08 Jakub Jelinek <jakub@redhat.com>
609 PR tree-optimization/56250
610 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
611 if type is unsigned and code isn't MULT_EXPR.
613 2013-02-06 Jakub Jelinek <jakub@redhat.com>
616 * omp-low.c (use_pointer_for_field): Return false if
617 lower_send_shared_vars doesn't generate any copy-out code.
619 2012-11-27 Jakub Jelinek <jakub@redhat.com>
621 PR tree-optimization/55110
622 * tree-vect-loop.c (vectorizable_reduction): Don't assert
623 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
625 2013-02-18 Richard Biener <rguenther@suse.de>
628 2013-02-04 Richard Biener <rguenther@suse.de>
630 Backport from mainline
631 2012-07-04 Richard Guenther <rguenther@suse.de>
633 PR tree-optimization/53844
634 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
635 the loop virtual PHI.
637 2013-02-13 David S. Miller <davem@davemloft.net>
639 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
641 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
643 Backport from mainline
644 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
646 PR rtl-optimization/56275
647 * simplify-rtx.c (avoid_constant_pool_reference): Check that
648 offset is non-negative and less than cmode size before
649 calling simplify_subreg.
651 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
653 Backport from mainline
654 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
656 * config/i386/sse.md (FMAMODEM): New mode iterator.
657 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
658 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
660 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
662 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
663 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
664 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
666 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
668 Backport from mainline
669 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
672 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
673 If there is no implicit builtin declaration, just return NULL.
675 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
676 Michael Meissner <meissner@linux.vnet.ibm.com>
678 Backport from mainline
679 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
680 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
682 2013-02-07 David S. Miller <davem@davemloft.net>
684 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
686 * var-tracking.c (vt_add_function_parameter): Test the presence of
687 HAVE_window_save properly and do not remap argument registers when
688 we have a leaf function.
690 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
692 Backport from mainline
693 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
696 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
698 * config/i386/i386.c (ix86_print_operand): Ditto.
700 2013-02-07 Alan Modra <amodra@gmail.com>
703 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
704 static chain, set REST_INLINE_FPRS too.
706 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
708 Backport from mainline
709 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
711 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
712 * configure: Regenerate.
714 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
716 Backport from mainline
717 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
718 Andrew Dixie <andrewd@gentrack.com>
720 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
723 2013-02-05 Richard Biener <rguenther@suse.de>
725 Backport from mainline
726 2012-12-10 Richard Biener <rguenther@suse.de>
728 PR tree-optimization/55107
729 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
730 (bitmap_set_replace_value): Add gcc_unreachable.
731 (do_regular_insertion): Re-write all_same handling. Insert
732 an assignment instead of a PHI in this case.
733 (execute_pre): Do not record constified events.
735 2013-02-05 Richard Biener <rguenther@suse.de>
737 PR tree-optimization/54767
738 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
739 backedges drop all symbolical range information.
740 (execute_vrp): Compute backedges.
742 2013-02-04 Richard Biener <rguenther@suse.de>
744 Backport from mainline
745 2012-01-11 Richard Guenther <rguenther@suse.de>
747 PR tree-optimization/44061
748 * tree-vrp.c (extract_range_basic): Compute zero as
749 value-range for __builtin_constant_p of function parameters.
751 2013-01-08 Jakub Jelinek <jakub@redhat.com>
754 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
756 2013-02-04 Richard Biener <rguenther@suse.de>
758 Backport from mainline
759 2012-07-04 Richard Guenther <rguenther@suse.de>
761 PR tree-optimization/53844
762 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
763 the loop virtual PHI.
765 2012-12-13 Richard Biener <rguenther@suse.de>
768 * tree-streamer.c (record_common_node): Check that we are not
769 recursively pre-loading nodes we want to skip. Handle
770 char_type_node appearing as part of va_list_type_node.
772 2013-02-04 Richard Biener <rguenther@suse.de>
775 * gimple.h (gimple_call_builtin_class_p): New function.
776 * gimple.c (validate_call): New function.
777 (gimple_call_builtin_class_p): Likewise.
778 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
779 Use gimple_call_builtin_class_p.
780 (find_func_clobbers): Likewise.
781 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
782 (strlen_optimize_stmt): Likewise.
784 2013-02-01 Jakub Jelinek <jakub@redhat.com>
786 Backported from mainline
787 2013-01-28 Jakub Jelinek <jakub@redhat.com>
789 PR tree-optimization/56125
790 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
791 pow(x,c) into sqrt(x) * powi(x, n/2) or
792 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
794 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
795 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
798 2013-01-25 Jakub Jelinek <jakub@redhat.com>
800 PR tree-optimization/56098
801 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
802 for stmts with volatile ops.
803 (cond_store_replacement): Don't optimize if assign has volatile ops.
804 (cond_if_else_store_replacement_1): Don't optimize if either
805 then_assign or else_assign have volatile ops.
807 2013-01-23 Jakub Jelinek <jakub@redhat.com>
810 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
811 instead of cmpdi_operand for first comparison operand.
812 Don't assert that comparison operands aren't both constants.
814 2013-01-21 Jakub Jelinek <jakub@redhat.com>
816 PR tree-optimization/56051
817 * fold-const.c (fold_binary_loc): Don't fold
818 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
819 a narrowing conversion, or widening conversion from signed
822 2013-01-18 Jakub Jelinek <jakub@redhat.com>
825 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
826 the case where writing real complex part of target modifies
829 2013-01-15 Jakub Jelinek <jakub@redhat.com>
832 * function.c (thread_prologue_and_epilogue_insns): Always
833 add crtl->drap_reg to set_up_by_prologue.set, even if
834 stack_realign_drap is false.
836 2013-01-10 Jakub Jelinek <jakub@redhat.com>
838 PR tree-optimization/55921
839 * tree-complex.c (expand_complex_asm): New function.
840 (expand_complex_operations_1): Call it for GIMPLE_ASM.
842 2013-01-03 Jakub Jelinek <jakub@redhat.com>
844 PR rtl-optimization/55838
845 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
846 iv0.step, iv1.step and step.
848 2012-11-23 Jakub Jelinek <jakub@redhat.com>
851 * Makefile.in (gimple-low.o): Depend on langhooks.h.
852 * gimple-low.c: Include langhooks.c.
853 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
854 by default call lang_hooks.block_may_fallthru.
855 * langhooks.h (struct lang_hooks): Add block_may_fallthru
857 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
858 (LANG_HOOKS_INITIALIZER): Use it.
860 2012-11-20 Jakub Jelinek <jakub@redhat.com>
863 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
864 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
865 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
866 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
867 fail if the last real insn doesn't have REG_ARGS_SIZE note.
869 2012-11-17 Jakub Jelinek <jakub@redhat.com>
871 PR tree-optimization/55236
872 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
873 and signed ARG0_TYPE, force low and high to be non-NULL.
875 2012-11-13 Jakub Jelinek <jakub@redhat.com>
877 PR rtl-optimization/54127
878 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
879 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
880 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
881 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
882 REG_LABEL_TARGET and REG_LABEL_OPERAND.
884 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
886 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
887 range isn't testing for zero.
889 2013-01-29 Richard Biener <rguenther@suse.de>
891 PR tree-optimization/56113
892 * tree-ssa-structalias.c (equiv_class_lookup): Also return
894 (label_visit): Free duplicate bitmaps and record the leader instead.
895 (perform_var_substitution): Adjust.
897 2013-01-28 Serowk <serowk@yandex.ru>
900 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
901 Fix mode checks to allow for the passing of constants in the
903 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
904 Add entries in the switch statement for builtin iwmmxt vector
905 shift and rotate builtins.
907 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
909 Backport from mainline
910 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
913 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
914 operand 0 in movabs insn template for -masm=intel asm alternative.
915 (*movabs<mode>_2): Ditto for operand 1.
917 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
919 Backport from mainline
920 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
924 alternative to (o,r).
925 (*movdi_internal_rex64): Remove (!o,n) alternative.
926 (DImode immediate->memory splitter): Remove.
927 (DImode immediate->memory peephole2): Remove.
928 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
929 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
930 alternative to (!o,*r).
931 (*movtf_internal_sse): New pattern.
932 (*movxf_internal_rex64): New pattern.
933 (*movxf_internal): Disable for TARGET_64BIT.
934 (*movdf_internal_rex64): Remove (!o,F) alternative.
936 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
939 involving stack registers slightly.
941 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
943 * config/i386/constraints.md (Yf): New constraint.
944 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
945 of f constraint to conditionaly disable x87 register preferences.
946 (*movdf_internal): Ditto.
947 (*movsf_internal): Ditto.
949 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
951 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
952 (*movtf_internal_rex64): Add (!o,C) alternative
953 (*movxf_internal_rex64): Ditto.
954 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
956 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
958 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
960 2013-01-24 Martin Jambor <mjambor@suse.cz>
962 Backport from mainline
963 2013-01-04 Martin Jambor <mjambor@suse.cz>
965 PR tree-optimization/55755
966 * tree-sra.c (sra_modify_assign): Do not check that an access has no
967 children when trying to avoid producing a VIEW_CONVERT_EXPR.
969 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
971 Backport from mainline
972 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
976 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
978 PR rtl-optimization/56023
979 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
980 dependent on debug instruction.
982 2013-01-21 Martin Jambor <mjambor@suse.cz>
984 Backport from mainline
985 2013-01-17 Martin Jambor <mjambor@suse.cz>
987 PR tree-optimizations/55264
988 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
989 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
990 for virtual functions.
991 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
993 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
994 virtual methods before inlining is over.
996 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
998 Backport from mainline
999 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1003 store through atomic_store<mode>_1.
1004 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1006 2013-01-16 Richard Biener <rguenther@suse.de>
1009 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1010 account for bitpos when computing alignment.
1012 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1014 Backport from 2013-01-14 trunk r195169.
1017 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1018 etc. to 1 and not to __flash.
1019 Use LL suffix for __INT24_MAX__ with -mint8.
1020 Use ULL suffix for __UINT24_MAX__ with -mint8.
1022 2013-01-14 Matthias Klose <doko@ubuntu.com>
1024 * doc/invoke.texi: Document -print-multiarch.
1025 * doc/install.texi: Document --enable-multiarch.
1026 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1027 * configure.ac: Add --enable-multiarch option.
1028 Substitute with_cpu, with_float.
1029 * configure: Regenerate.
1030 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1031 enable_multiarch, with_cpu, with_float: New macros.
1032 if_multiarch: New macro, define in terms of enable_multiarch.
1033 * genmultilib: Add new argument for the multiarch name.
1034 * gcc.c (multiarch_dir): Define.
1035 (for_each_path): Search for multiarch suffixes.
1036 (driver_handle_option): Handle multiarch option.
1037 (do_spec_1): Pass -imultiarch if defined.
1038 (main): Print multiarch.
1039 (set_multilib_dir): Separate multilib and multiarch names
1040 from multilib_select.
1041 (print_multilib_info): Ignore multiarch names in multilib_select.
1042 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1043 * cppdefault.h (default_include): Document multiarch in multilib
1045 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1046 include directory for multiarch directories.
1047 * common.opt: New options --print-multiarch and -imultilib.
1049 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1050 Include i386/t-linux.
1051 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1052 Include i386/t-kfreebsd.
1053 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1054 * config/i386/t-linux64: Add multiarch names in
1055 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1056 * config/i386/t-gnu: New file.
1057 * config/i386/t-kfreebsd: Likewise.
1058 * config/i386/t-linux: Likewise.
1060 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1061 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1062 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1063 for 32bit non-biarch configurations.
1065 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1066 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1069 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1071 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1073 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1074 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1075 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1077 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1078 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1079 Include rs6000/t-linux for 32bit non-biarch configurations.
1081 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1083 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1085 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1086 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1088 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1089 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1091 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1093 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1094 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1095 (vect_estimate_min_profitable_iter): Adjust to above fix.
1096 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1098 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1100 Backport from mainline
1101 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1103 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1104 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1105 documentation. Add missing '__' in front of
1106 __builtin_ia32_packssdw256.
1108 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1110 Backport from mainline
1111 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1113 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1114 attribute of movddup insn to DF.
1115 (*vec_interleave_lowv2df): Ditto.
1116 (vec_dupv2df): Ditto.
1118 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1120 Backport from 2013-01-07 trunk r194991, r194992.
1123 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1126 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1127 (avr_addrspace_t): Add .section_name field.
1128 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1130 (avr_addrspace): Same. Initialize .section_name. Remove last
1131 NULL entry. Put __memx into .progmemx.data.
1132 (progmem_section_prefix): Remove.
1133 (avr_asm_init_sections): No need to initialize progmem_section.
1134 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1135 section name prefix.
1136 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1137 retrieve the progmem section.
1138 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1139 boundary to run over avr_addrspace[].
1140 (avr_register_target_pragmas): Ditto.
1142 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1144 Backport from 2013-01-07 trunk r194978.
1147 * doc/install.texi (Cross-Compiler-Specific Options): Document
1150 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1152 Backport from 2013-01-07 trunk r194968.
1155 * config/avr/t-avr: Don't automatically rebuild
1156 $(srcdir)/config/avr/t-multilib
1157 $(srcdir)/config/avr/avr-tables.opt
1158 (avr-mcus): New phony target to build them on request.
1159 (s-avr-mlib): Remove.
1160 * avr/avr-mcus.def: Adjust comments.
1162 2013-01-07 Terry Guo <terry.guo@arm.com>
1164 Backport from mainline
1165 2012-12-19 Terry Guo <terry.guo@arm.com>
1167 * config/arm/arm.c (thumb_find_work_register): Check argument
1168 register number based on current PCS.
1170 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1172 Backport from mainline
1173 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1176 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1177 selected code model, define __code_mode_small__, __code_model_medium__,
1178 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1179 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1180 xchg temporary register with %k. Declare temporary register as
1182 [__x86_64__]: For medium and large code models, preserve %rbx register.
1184 2013-01-03 Richard Henderson <rth@redhat.com>
1186 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1187 after eliminating TLS symbols.
1189 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1192 * config/pa/pa.md (movsi): Revert previous change.
1193 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1196 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1199 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1202 2013-01-02 Jason Merrill <jason@redhat.com>
1205 * tree.c (build_array_type_1): Revert earlier change.
1207 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1210 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1211 after reload starts.
1213 2012-12-21 Martin Jambor <mjambor@suse.cz>
1215 PR tree-optimization/55355
1216 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1217 bit_position is small enough to fit a single HOST_WIDE_INT.
1219 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1221 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1223 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1225 Backport from mainline
1226 2012-10-15 Matthias Klose <doko@ubuntu.com>
1228 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1229 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1231 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1232 Tomash Brechko <tomash.brechko@gmail.com>
1235 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1236 handling of before and after cases.
1237 * config/sparc/sync.md (atomic_store): Fix pasto.
1239 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1241 * optabs.c (expand_atomic_store): Elide redundant model test.
1243 2012-12-13 Richard Henderson <rth@redhat.com>
1246 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1248 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1251 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1252 (tldo_stb_sp64): Likewise.
1253 (tldo_sth_sp32): Likewise.
1254 (tldo_sth_sp64): Likewise.
1255 (tldo_stw_sp32): Likewise.
1256 (tldo_stw_sp64): Likewise.
1257 (tldo_stx_sp64): Likewise.
1259 2012-12-10 Kai Tietz <ktietz@redhat.com>
1262 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1264 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1266 Backport from mainline
1267 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1268 H.J. Lu <hongjiu.lu@intel.com>
1271 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1272 before using it as insn or call equivalent.
1274 2012-12-06 Jason Merrill <jason@redhat.com>
1277 * tree.c (build_array_type_1): Re-layout if we found it in the
1280 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1282 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1283 opaque cond in all call insns.
1285 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1287 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1288 area if the function allocates dynamic stack space.
1289 (ia64_initial_elimination_offset): Adjust offsets to above change.
1291 2012-12-03 Richard Biener <rguenther@suse.de>
1293 Backport from mainline
1294 2012-09-24 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/53663
1297 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1298 native encode/interpret translation on VN_WALKREWRITE.
1300 2012-12-03 Kai Tietz <ktietz@redhat.com>
1303 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1306 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1309 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1311 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1313 Backport from mainline:
1314 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1317 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1318 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1319 (in_nullified_branch_delay): Likewise.
1320 (in_call_delay): Likewise.
1321 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1322 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1323 the $$sh_func_adrs call as variable. Update type of sibcalls and
1324 $$sh_func_adrs call.
1325 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1326 length instead of adjustment. Handle negative and undefined call
1327 adjustments for insn_default_length. Remove adjustment for millicode
1328 insn with unfilled delay slot.
1329 (pa_output_millicode_call): Update for revised millicode length.
1330 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1332 2012-11-29 Kai Tietz <ktietz@redhat.com>
1335 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1336 use by XNEWVEC/XRESIZEVEC.
1338 * i386.c (get_scratch_register_on_entry): Handle
1339 thiscall-convention.
1340 (split_stack_prologue_scratch_regno): Likewise.
1341 (ix86_static_chain): Likewise.
1342 (x86_output_mi_thunk): Likewise.
1344 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1346 Backported from mainline
1347 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1348 Markus Trippelsdorf <markus@trippelsdorf.de>
1351 * lto-opts.c (lto_write_options): Also handle
1352 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1353 OPT_SPECIAL_program_name.
1356 * lto-wrapper.c (merge_and_complain): Handle
1357 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1358 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1360 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1362 PR rtl-optimization/55489
1363 * gcse.c (compute_transp): Precompute a canonical version
1364 of XEXP (x, 0), and pass it to canon_true_dependence.
1366 2012-11-27 Richard Biener <rguenther@suse.de>
1369 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1370 stmt with a NOP instead of removing it.
1372 2012-11-26 Richard Biener <rguenther@suse.de>
1374 Backport from mainline
1375 2012-10-19 Richard Biener <rguenther@suse.de>
1377 PR tree-optimization/54976
1378 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1379 Robustify against odd inner_mode inputs.
1381 2012-10-12 Richard Biener <rguenther@suse.de>
1383 PR tree-optimization/54894
1384 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1385 Handle over-aligned scalar types properly.
1387 2012-10-02 Richard Guenther <rguenther@suse.de>
1390 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1391 cleaning up the CFG.
1393 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1395 Backport from mainline
1396 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1398 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1399 explaining the register ordering preferences.
1401 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1402 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1403 constraints so that the traditional floating point loads, stores,
1404 and moves are done first, then the VSX loads, stores, and moves,
1405 and finally the GPR loads, stores, and moves so that reload
1406 chooses FPRs over GPRs, and uses the traditional load/store
1407 instructions which provide an offset.
1408 (movdf_hardfloat64): Likewise.
1410 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1412 Backported from mainline
1413 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1414 H.J. Lu <hongjiu.lu@intel.com>
1417 * config/i386/i386.c (legitimize_pic_address): Properly handle
1419 (ix86_print_operand_address): Set code to 'k' when forcing
1420 addr32 prefix. For x32, zero-extend negative displacement if
1423 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1425 * common.opt (fvar-tracking-uninit): Document.
1426 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1427 * config/darwin.c (darwin_override_options): Likewise.
1429 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1431 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1432 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1434 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1436 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1438 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1440 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1443 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1445 Backport from mainline
1446 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/i386.c (ix86_init_machine_status): Do not
1449 explicitly clear tls_descriptor_call_expanded_p again.
1451 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/sse.md
1454 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1455 as read and written by the instruction.
1457 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1459 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1460 (ix86_instantiate_decls): New function.
1461 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1462 stack slot instead of SLOT_VIRTUAL.
1463 <case IX86_BUILTIN_STMXCSR>: Ditto.
1464 (assign_386_stack_local): Do not assert when virtual slot is valid.
1465 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1466 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1467 (truncxf<mode>2): Ditto.
1468 (floatunssi<mode>2): Ditto.
1469 (isinf<mode>2): Ditto.
1470 * config/i386/sync.md (atomic_load<mode>): Ditto.
1471 (atomic_store<mode>): Ditto.
1473 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1476 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1477 the argument is itself a conditional expression.
1479 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1481 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1484 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1486 PR tree-optimization/54986
1487 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1488 conversions on entry but add them back on exit if needed.
1490 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1493 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1495 (print_reg): Use true_regnum rather than REGNO.
1496 (ix86_print_operand_address): Remove SUBREG handling.
1498 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1500 Backported from mainline
1501 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1504 * gimple.h (is_gimple_sizepos): New inline function.
1505 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1506 final assignment to expr variable.
1507 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1508 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1509 into a local temporary.
1511 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1513 PR tree-optimization/54877
1514 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1515 use make_ssa_name instead of copy_ssa_name.
1517 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1519 Backport from mainline
1520 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1522 PR tree-optimization/53708
1523 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1524 user-supplied alignment when used with an explicit section name.
1526 2012-11-02 Jeff Law <law@redhat.com>
1528 PR tree-optimization/54985
1529 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1530 from thread_across_edge.
1531 (thread_across_edge): Use it in all cases where we might thread
1534 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1536 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1537 special register pushes before frame probing and allocation.
1539 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1540 Joel Sherrill <joel.sherrill@oarcorp.com>
1542 * config/sparc/t-rtems: New (Custom multilibs).
1543 * config/sparc/t-rtems-64: New (Custom multilibs).
1544 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1545 (sparc-*-rtems*): Add sparc/t-rtems.
1547 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1549 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1551 (hash_rtx): Likewise.
1553 2012-10-29 Terry Guo <terry.guo@arm.com>
1555 Backport from mainline
1556 2012-10-11 Terry Guo <terry.guo@arm.com>
1558 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1560 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1563 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1565 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1566 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1568 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1570 * config/avr/t-rtems: Revert previous commit.
1572 2012-10-26 Terry Guo <terry.guo@arm.com>
1574 Backport from mainline
1575 2012-10-23 Terry Guo <terry.guo@arm.com>
1578 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1581 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1583 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1585 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1587 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1589 * config.gcc (microblaze*-*-rtems*): New target.
1590 * config/microblaze/rtems.h: New.
1591 * config/microblaze/t-rtems: New.
1593 2012-10-25 Richard Biener <rguenther@suse.de>
1595 PR tree-optimization/54902
1596 * tree-ssa-pre.c (fini_pre): Return TODO.
1597 (execute_pre): Adjust.
1598 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1599 blocks before computing dominators.
1601 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1603 Backport from mainline
1604 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1606 * config/i386/i386.c (memory_address_length): Assert that non-null
1607 base or index RTXes are registers. Do not check for REG RTXes.
1608 Determine addr32 prefix using SImode_address_operand or
1609 from original base and index RTXes. Simplify code.
1611 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1613 * config/i386/i386-protos.h (memory_address_length): Add new bool
1614 argument. Update all uses.
1615 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1616 add length of addr32 prefix based on mode of base or index register.
1617 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1618 addresses here. Update call to memory_address_length.
1619 (ix86_print_address_operand): Use SImode_address_operand predicate.
1620 * config/i386/predicates.md (SImode_address_operand): New.
1621 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1622 to calculate "mode" attribute. Use SImode_address_operand predicate
1623 instead of open-coding accepted RTX codes.
1625 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1627 Backport from 2012-10-22 trunk r192685.
1628 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1629 Note __AVR_<device>__ is not defined for cores.
1630 Don't point to --help=target.
1631 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1633 2012-10-19 Marek Polacek <polacek@redhat.com>
1635 Backported from mainline
1636 2012-10-19 Marek Polacek <polacek@redhat.com>
1639 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1640 pointer/non-pointer comparison.
1642 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1644 Backported from mainline
1645 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1648 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1649 sure the mode is correct when falling through from above cases.
1651 2012-10-19 Alan Modra <amodra@gmail.com>
1653 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1654 (HAVE_LD_LARGE_TOC): Likewise.
1655 * configure: Regenerate.
1657 2012-10-19 Alan Modra <amodra@gmail.com>
1659 * config/rs6000/predicates.md (splat_input_operand): Don't call
1660 input_operand for MEMs. Instead check for volatile and call
1661 memory_address_addr_space_p with modified mode.
1663 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1665 Backported from mainline
1666 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1668 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1670 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1672 PR rtl-optimization/54870
1673 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1674 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1675 SSA_NAME pointer that points to a partition if there is at least
1676 one variable with it set in the partition.
1677 * dse.c (local_variable_can_escape): New predicate.
1678 (can_escape): Call it.
1679 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1680 mark the SSA_NAME pointer that points to a partition.
1682 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1684 Backport from mainline
1685 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1687 PR rtl-optimization/53701
1688 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1689 rocess not only expr's vinsns but all old vinsns from expr's
1692 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1694 Backport from mainline
1695 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1698 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1700 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1701 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1702 only if producer writes to the register given by regno.
1704 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1706 Backport from mainline
1707 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1709 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1710 (UNSPEC_LOADU): New.
1711 (UNSPEC_STOREU): Ditto.
1712 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1713 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1714 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1715 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1716 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1717 (<sse2>_storedqu<avxsizesuffix>): ... this.
1718 (*sse4_2_pcmpestr_unaligned): Update.
1719 (*sse4_2_pcmpistr_unaligned): Ditto.
1721 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1722 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1723 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1724 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1725 gen_sse2_load{dqu,upd} to load from unaligned memory and
1726 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1728 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1729 Use CODE_FOR_sse_loadups.
1730 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1731 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1732 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1733 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1734 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1735 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1736 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1737 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1738 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1739 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1740 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1742 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1744 Backport from trunk (r190222):
1746 PR tree-optimization/54146
1747 * ifcvt.c: Include pointer-set.h.
1748 (cond_move_process_if_block): Change type of then_regs and
1749 else_regs from alloca'd array to pointer_sets.
1750 (check_cond_move_block): Update for this change.
1751 (cond_move_convert_if_block): Likewise.
1752 * Makefile.in: Fix dependencies for ifcvt.o.
1754 2012-10-15 Richard Guenther <rguenther@suse.de>
1756 PR tree-optimization/54920
1757 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1758 allocate temporary storage for all NARY elements.
1760 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1763 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1765 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1767 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1768 default_use_cxa_atexit to yes.
1770 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1772 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1774 2012-10-05 Jan Hubicka <jh@suse.cz>
1775 Jakub Jelinek <jakub@redhat.com>
1777 PR tree-optimization/33763
1778 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1779 attribute for redefined extern inline functions.
1781 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1783 Backported from mainline
1784 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1786 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1787 in SSE and YMM state support check for -march=native.
1789 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1792 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1795 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1797 Backported from mainline
1798 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1801 * doc/invoke.texi: Document -mprefer-avx128.
1803 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1805 Backported from mainline
1806 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1809 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1810 (XSTATE_FP): Likewise.
1811 (XSTATE_SSE): Likewise.
1812 (XSTATE_YMM): Likewise.
1813 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1814 SSE and YMM states aren't supported.
1816 2012-10-01 Tom de Vries <tom@codesourcery.com>
1818 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1821 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1824 * config/s390/s390.c (s390_option_override): Add missing break.
1826 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1828 Backport from mainline
1829 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1831 * config.gcc: Replace 'host' with 'target' when configuring for
1832 powerpc64*-*-freebsd.
1834 2012-09-28 Meador Inge <meadori@codesourcery.com>
1836 Backport from mainline
1837 2012-09-27 Meador Inge <meadori@codesourcery.com>
1839 * gcc-ar.c (main): Handle the returning of the sub-process error
1842 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1844 Backport from 2012-09-28 trunk r191821.
1845 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1847 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1850 * simplify-rtx.c (simplify_binary_operation_1): Perform
1851 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1853 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1855 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1856 TYPE_NONALIASED_COMPONENT flag.
1857 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1858 TYPE_NONALIASED_COMPONENT flag.
1860 2012-09-21 Richard Guenther <rguenther@suse.de>
1863 Backport from mainline
1864 2012-04-19 Richard Guenther <rguenther@suse.de>
1866 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1869 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1872 * c-typeck.c (c_cast_expr): When casting to a type requiring
1873 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1876 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1879 * c-typeck.c (build_unary_op): Pass original argument of
1880 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1881 any C_MAYBE_CONST_EXPR, if it has integer operands.
1882 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1883 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1884 to c_objc_common_truthvalue_conversion, then remove any
1885 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1886 c_objc_common_truthvalue_conversion not
1887 c_common_truthvalue_conversion.
1888 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1889 call note_integer_operands for arguments with integer operands
1890 that are not integer constants.
1892 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1894 Backported from mainline
1895 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1897 PR tree-optimization/54563
1898 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1899 gimple_purge_dead_eh_edges if last call has been changed.
1901 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1904 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1905 instead of (match_dup 0) as second argument to vec_merge.
1906 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1907 Remove third alternative.
1908 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1909 operand 2 instead of operand 1, but put it as first argument
1911 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1912 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1915 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1917 * BASE-VER: Set to 4.7.3.
1918 * DEV-PHASE: Set to prerelease.
1920 2012-09-20 Release Manager
1922 * GCC 4.7.2 released.
1924 2012-09-15 Andi Kleen <ak@linux.intel.com>
1926 Backport from mainline
1927 2012-09-07 Andi Kleen <ak@linux.intel.com>
1929 * gcc/lto-streamer.h (res_pair): Add.
1930 (lto_file_decl_data): Replace resolutions with respairs.
1932 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1933 Initialize respairs.
1934 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1936 2012-09-14 Walter Lee <walt@tilera.com>
1938 Backport from mainline.
1939 2012-09-14 Walter Lee <walt@tilera.com>
1941 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1942 option for TILEPro and TILE-Gx.
1944 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/i386.h (x86_prefetchw): New global variable.
1947 (TARGET_PREFETCHW): New macro.
1948 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1949 (processor_alias_table): Add PTA_PREFETCHW to
1950 bdver1, bdver2 and btver1.
1951 (ix86_option_override_internal): Set x86_prefetchw for
1952 PTA_PREFETCHW targets.
1953 * config/i386/i386.md (prefetch): Expand to prefetchw
1954 for TARGET_PREFETCHW.
1955 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1957 Backport from mainline
1958 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1961 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1963 (*prefetch_sse): ... this.
1964 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1966 (*prefetch_3dnow): ... this.
1968 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1971 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1972 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1974 2012-09-12 Teresa Johnson <tejohnson@google.com>
1976 Backport from mainline.
1977 2012-09-12 Teresa Johnson <tejohnson@google.com>
1979 PR gcov-profile/54487
1980 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1981 test using F_SETLKW with fcntl.
1982 * configure, config.in: Regenerate.
1984 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1986 Backport from mainline
1987 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1989 * config/i386/i386.md : Comments on fma4 instruction selection
1990 reflect requirement on register pressure based cost model.
1992 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1993 flag is set-reset as informed by the cpuid flag.
1995 * config/i386/i386.c (processor_alias_table): fma4
1996 flag is enabled for bdver2.
1998 2012-09-12 Christian Bruel <christian.bruel@st.com>
2000 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2002 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2004 * config.gcc: Obsolete picochip-*.
2006 2012-09-11 Richard Guenther <rguenther@suse.de>
2009 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2010 on flag_toplevel_reorder.
2012 2012-09-10 Richard Henderson <rth@redhat.com>
2014 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2017 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2019 Backport from 2012-09-10 mainline r191132.
2022 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2024 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2027 * tree-sra.c (disqualify_base_of_expr): Check for possible
2028 NULL_TREE returned by get_base_address()
2030 2012-09-07 Richard Guenther <rguenther@suse.de>
2032 Backport from mainline
2033 2012-06-26 Jan Hubicka <jh@suse.cz>
2036 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2039 2012-09-07 Richard Guenther <rguenther@suse.de>
2041 Backport from mainline
2042 2012-07-13 Richard Guenther <rguenther@suse.de>
2044 PR tree-optimization/53922
2045 * tree-vrp.c (value_inside_range): Change prototype to take
2046 min/max instead of value-range.
2047 (range_includes_zero_p): Likewise. Return the result from
2049 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2050 return value from range_includes_zero_p.
2051 (extract_range_from_unary_expr_1): Likewise.
2052 (compare_range_with_value): Likewise.
2053 (vrp_meet_1): Likewise.
2055 2012-09-07 Richard Guenther <rguenther@suse.de>
2058 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2059 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2060 arguments separately.
2062 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2064 Backported from mainline
2065 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2067 PR rtl-optimization/54455
2068 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2069 bb ends up with asm goto referencing bb's label.
2071 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2073 Backport from mainline.
2074 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2075 Richard Earnshaw <richard.earnshaw@arm.com>
2078 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2079 element size. Use elem_type from the formal parameter. New parameter
2081 (neon_expand_args): Adjust call to neon_dereference_pointer.
2083 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2085 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2086 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2088 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2090 Backport from mainline
2091 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2093 * config/i386/i386.md (isa): Add fma and fma4.
2094 (enabled): Handle fma and fma4.
2095 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2096 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2097 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2098 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2099 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2100 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2102 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2104 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2105 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2106 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2108 2012-09-06 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/54498
2111 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2112 abort when reaching an already visited region.
2113 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2114 (get_continuation_for_phi_1): Likewise.
2115 (walk_non_aliased_vuses): When we translated the reference,
2116 abort when we re-visit a region.
2117 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2119 2012-09-06 Andrew Pinski <apinski@cavium.com>
2122 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2124 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2127 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2128 build_int_cst with size_type_node instead of size_int.
2130 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2132 Backport from 2012-09-05 mainline r190697.
2135 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2136 configured --with-avrlibc.
2137 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2139 * config/avr/avrlibc.h: New file.
2140 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2141 configured --with-avrlibc.
2142 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2144 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2146 Backport from 2012-09-04 mainline r190919
2149 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2150 of size less than 4 bytes by using macro ARM_NUM_INTS.
2151 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2153 2012-09-04 Richard Henderson <rth@redhat.com>
2155 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2157 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2159 Backport from 2012-09-04 mainline r190920
2162 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2164 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2166 Backport from 2012-09-04 mainline r190914
2169 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2171 (avr_allocate_stack_slots_for_args): ...this new static function.
2173 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2175 Backported from mainline
2176 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2179 * doc/invoke.texi: Add -da and remove -dm.
2181 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2183 Backported from mainline
2184 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2187 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2188 operands[1] is CONST_INT_P, convert it to QImode before printing.
2190 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2193 * c-convert.c (convert): Don't call fold_convert_loc if
2194 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2195 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2196 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2198 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2201 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2202 if init is a CONSTRUCTOR.
2204 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2206 PR rtl-optimization/54369
2207 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2208 calling dbr_schedule.
2209 * config/sparc/sparc.c (sparc_reorg): Likewise.
2211 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2213 Backport from mainline
2214 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2216 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2217 case for Atom processor.
2219 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2221 Backport from mainline
2222 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2225 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2226 true for TARGET_64BIT or !flag_pic.
2227 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2228 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2229 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2230 Add insn constraint. Conditionally emit xchg asm insns.
2231 (atomic_compare_and_swap<mode>): Update calls. Check only
2232 cmpxchg8b_pic_memory_operand in memory address fixup.
2234 (CASHMODE): Rename from DCASHMODE.
2235 (doublemodesuffix): Update modes.
2236 (regprefix): New mode attribute.
2238 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2239 <UNSPECV_CMPXCHG>: New constant.
2240 (atomic_compare_and_swap<mode>_1): Rename from
2241 atomic_compare_and_swap_single<mode>. Update calls and
2242 unspec_volatile constants.
2243 (atomic_compare_and_swap<mode>_doubleword): Rename from
2244 atomic_compare_and_swap_double<mode>. Update calls and
2245 unspec_volatile constants.
2247 2012-08-28 Walter Lee <walt@tilera.com>
2249 Backport from mainline
2250 2012-08-28 Walter Lee <walt@tilera.com>
2252 * confg/tilegx/tilegx.md: Fix code style.
2253 (*zero_extendsidi_truncdisi): Fix typo.
2254 * config/tilegx/tilegx.c: Fix code style.
2255 (tilegx_function_profiler): Fix typo.
2257 2012-08-27 Walter Lee <walt@tilera.com>
2259 Backport from mainline
2260 2012-08-27 Walter Lee <walt@tilera.com>
2262 * doc/md.texi (TILE-Gx): Fix typo.
2264 2012-08-27 Walter Lee <walt@tilera.com>
2266 Backport from mainline
2267 2012-08-27 Walter Lee <walt@tilera.com>
2269 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2270 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2272 2012-08-27 Walter Lee <walt@tilera.com>
2274 Backport from mainline
2275 2012-08-27 Walter Lee <walt@tilera.com>
2277 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2278 (insn_bfins): Delete.
2280 2012-08-27 Walter Lee <walt@tilera.com>
2282 Backport from mainline
2283 2012-08-27 Walter Lee <walt@tilera.com>
2285 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2286 atomic_exchange_bare<mode>,
2287 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2288 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2289 * config/tilegx/tilegx.md (type): Add X1_remove.
2290 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2291 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2292 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2295 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2297 PR rtl-optimization/54088
2298 * jump.c (delete_related_insns): Robustify latest change.
2300 2012-08-21 Richard Guenther <rguenther@suse.de>
2302 Backport from mainline
2303 2012-08-16 Richard Guenther <rguenther@suse.de>
2306 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2308 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2309 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2310 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2311 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2312 (tree_ssa_lim_finalize): Free all mem_refs.
2313 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2314 scc when bailing out.
2315 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2316 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2317 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2318 FOR_EACH_LOOP_BREAK.
2320 2012-08-17 Richard Guenther <rguenther@suse.de>
2322 * tree-sra.c (modify_function): Free redirect_callers vector.
2323 * ipa-split.c (split_function): Free args_to_pass vector.
2324 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2326 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2327 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2328 (vect_analyze_slp_instance): Free everything.
2329 (destroy_bb_vec_info): Free the SLP instances.
2331 2012-08-17 Richard Guenther <rguenther@suse.de>
2333 * params.def (integer-share-limit): Decrease from 256 to 251,
2336 2012-08-21 Richard Guenther <rguenther@suse.de>
2338 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2339 the affine expansion cache.
2341 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2343 Backported from trunk
2344 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2347 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2349 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2351 Backport from mainline.
2352 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2355 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2356 mark as predicable. Adjust asm template.
2357 (vec_setv2di_internal): Likewise.
2358 (vec_extract<mode> VD, VQ): Likewise.
2359 (vec_extractv2di): Likewise.
2360 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2361 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2362 (neon_vdup_n<mode> VX, V32): Likewise.
2363 (neon_vdup_nv2di): Likewise.
2365 2012-08-17 Walter Lee <walt@tilera.com>
2367 Backport from mainline
2368 2012-08-17 Walter Lee <walt@tilera.com>
2370 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2371 (FEEDBACK_ENTER): Define.
2372 (FEEDBACK_REENTER): Define.
2373 (FEEDBACK_ENTRY): Define.
2374 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2375 (FEEDBACK_ENTER): Define.
2376 (FEEDBACK_REENTER): Define.
2377 (FEEDBACK_ENTRY): Define.
2379 2012-08-16 Walter Lee <walt@tilera.com>
2381 Backport from mainline
2382 2012-08-16 Walter Lee <walt@tilera.com>
2384 * config.gcc (tilegx-*-linux*): Add feedback.h.
2385 (tilepro-*-linux*): Likewise.
2386 * config/tilegx/feedback.h: New file.
2387 * config/tilepro/feedback.h: New file.
2389 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2391 Backport from mainline r189840 and r187586:
2392 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2394 * config/i386/i386.md (stack_protect_set): Disable the pattern
2395 for Android since Android libc (bionic) does not provide random
2396 value for stack protection guard at gs:0x14. Guard value
2397 will be provided from external symbol (default implementation).
2398 (stack_protect_set_<mode>): Likewise.
2399 (stack_protect_test): Likewise.
2400 (stack_protect_test_<mode>): Likewise.
2401 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2402 not have Bionic by default
2403 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2404 Macro OPTION_BIONIC is defined in this file and provides Bionic
2405 accessibility status
2407 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2409 * configure.ac: Stack protector enabling for Android targets.
2410 * configure: Regenerate.
2412 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2414 Backported from trunk
2415 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2417 PR rtl-optimization/53942
2418 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2419 directly from likely spilled non-fixed hard registers, move them
2422 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2424 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2425 (xop_phaddubq): Ditto.
2427 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2429 Backport from mainline
2430 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2431 Richard Earnshaw <rearnsha@arm.com>
2433 * target.def (vector_alignment): New target hook.
2434 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2435 * doc/tm.texi: Regenerate.
2436 * targhooks.c (default_vector_alignment): New function.
2437 * targhooks.h (default_vector_alignment): Add prototype.
2438 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2439 * config/arm/arm.c (arm_vector_alignment): New function.
2440 (TARGET_VECTOR_ALIGNMENT): Define.
2442 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2443 vector type alignment instead of size.
2444 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2445 element type size directly instead of computing it from alignment.
2446 Fix variable naming and comment.
2448 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2450 Backport from mainline
2451 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2453 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2454 (alpha_pad_function_end): ... this. Also insert NOP between
2455 sibling call and GP load.
2456 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2458 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2460 Backport from mainline
2461 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2462 H.J. Lu <hongjiu.lu@intel.com>
2464 PR rtl-optimization/54157
2465 * combine.c (gen_lowpart_for_combine): Don't return identity
2466 for CONST or symbolic reference.
2468 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2470 Backport from mainline
2471 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2473 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2474 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2475 split_cost argument signed.
2476 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2477 (ix86_avoid_lea_for_addr): Ditto.
2479 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2481 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2482 the address has less than two components.
2484 2012-08-02 Steve Ellcey <sellcey@mips.com>
2486 Backport from mainline
2487 2012-07-19 Steve Ellcey <sellcey@mips.com>
2489 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2492 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2494 Backport from mainline
2495 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2498 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2499 negative constant address for TARGET_X32 ...
2500 (ix86_decompose_address): ... here. Reject constant addresses
2501 that don't satisfy x86_64_immediate_operand predicate.
2503 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2507 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2508 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2509 addresses. Prevent zero extensions of CONST_INT operands.
2511 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/i386.md (*lea): New insn pattern.
2516 (*lea<mode>_2): Ditto.
2517 (*lea_{3,4,5,6}_zext): Ditto.
2518 * config/i386/predicates.md (lea_address_operand): Do not reject
2519 zero-extended address operands.
2520 * config/i386/constraints.md (j): Remove address constraint.
2521 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2523 (ix86_print_operand_address): Handle SImode subreg of an address.
2524 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2526 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2528 Backport from mainline
2529 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2532 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2533 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2535 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2536 (*movdi_internal_rex64): Use %E operand modifier for lea.
2537 (*movsi_internal): Ditto.
2539 (*lea<mode>_2): Ditto.
2540 (*lea_{3,4,5,6}_zext): Ditto.
2541 (*tls_global_dynamic_32_gnu): Ditto.
2542 (*tls_global_dynamic_64): Ditto.
2543 (*tls_dynamic_gnu2_lea_32): Ditto.
2544 (*tls_dynamic_gnu2_lea_64): Ditto.
2545 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2547 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2549 Backport from mainline
2550 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2552 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2554 (ix86_print_operand_address): Assert that parts.base and parts.index
2555 are non-NULL after call to simplify_subreg.
2557 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2560 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2562 * config/sh/sh.c (sh_option_override): Do not change
2563 flag_finite_math_only. Set TARGET_IEEE to complement of
2564 flag_finite_math_only.
2565 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2566 description of mieee and mno-ieee behavior.
2568 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2571 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2572 (_lzcnt_u64): Ditto.
2574 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2576 Backport from mainline
2577 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2579 PR rtl-optimization/52250
2580 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2581 to put note list into. Unconditionally call move_bb_info.
2582 (move_bb_info): Do not assert the blocks being in the same region,
2583 just drop the note list if they are not.
2585 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2587 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2589 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2591 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2592 defining statement is a SSA name that occurs in abnormal PHIs.
2594 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2596 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2599 2012-07-19 Richard Guenther <rguenther@suse.de>
2600 Eric Botcazou <ebotcazou@adacore.com>
2602 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2603 about transition from invariant to known bits.
2604 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2606 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2609 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2610 (cleanup_tree_cfg_bb): Don't call it.
2611 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2614 2012-07-19 Christian Bruel <christian.bruel@st.com>
2617 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2619 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2621 * config.gcc (v850-*-rtems*): New target.
2622 * config/v850/rtems.h: New.
2623 * config/v850/t-rtems: New.
2625 2012-07-18 Nick Clifton <nickc@redhat.com>
2627 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2629 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2633 Backport from mainline
2634 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2637 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2638 instead expand it as zero extension.
2640 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2642 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2643 QImode and HImode splitters. Use ix86_comparison_operator.
2644 Explicitly match FLAGS_REG.
2645 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2647 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2648 Steven Bosscher <steven@gcc.gnu.org>
2649 Bernd Schmidt <bernds@codesourcery.com>
2651 PR rtl-optimization/53908
2652 * df-problems.c (can_move_insns_across): When doing
2653 memory-reference book-keeping, handle call insns.
2655 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2657 Backport from mainline
2658 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2662 sibcall_insn_operand. Move it to a temporary register if not.
2664 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2667 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2668 emit PIC sequence for fnaddr symbol reference in advance.
2670 2012-07-09 Jason Merrill <jason@redhat.com>
2673 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2674 (type_hash_eq): Likewise.
2677 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2679 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2681 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2682 due to negative shift amount.
2684 2012-07-06 Kai Tietz <ktietz@redhat.com>
2686 Backport from mainline.
2688 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2689 as "/mingw/include".
2691 2012-07-06 Nick Clifton <nickc@redhat.com>
2693 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2694 default_encode_section_info.
2696 2012-07-06 Richard Guenther <rguenther@suse.de>
2698 Backport from mainline
2699 2012-03-30 Richard Guenther <rguenther@suse.de>
2702 * double-int.c (rshift_double): Remove not needed cast.
2704 2012-03-28 Richard Guenther <rguenther@suse.de>
2707 * double-int.h (rshift_double): Remove.
2708 * double-int.c (lshift_double): Use absu_hwi to make count
2710 (rshift_double): Make static, take unsigned count argument,
2711 remove handling of negative count argument.
2712 (double_int_rshift): Dispatch to lshift_double.
2714 2012-07-06 Richard Guenther <rguenther@suse.de>
2716 Backport from mainline
2717 2012-06-18 Richard Guenther <rguenther@suse.de>
2719 PR tree-optimization/53693
2720 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2721 Reject operands with more than one use.
2723 2012-07-06 Richard Guenther <rguenther@suse.de>
2725 Backport from mainline
2726 2012-04-11 Richard Guenther <rguenther@suse.de>
2729 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2730 consider loop nesting.
2731 (evolution_function_is_univariate_p): Properly check the remainder
2734 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2736 Backport from mainline
2737 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2739 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2740 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2741 (adjacent_mem_locations): Move some code to and call...
2742 (get_memref_parts): ...new function.
2743 (mem_locations_overlap): New function.
2744 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2745 (is_mem_ref): Rename to...
2746 (find_mem_ref): ...this. Return MEM rtx.
2747 (get_store_dest): Remove function.
2748 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2749 new parameter and adjust calls.
2750 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2751 mem refs overlap for true_store_to_load_dep_costly.
2752 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2753 passed to adjacent_mem_locations.
2754 (is_costly_group): Walk resolved dependency list.
2755 (force_new_group): Emit group ending nop for Power6/Power7.
2756 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2757 (group_ending_nop): New define_insn.
2759 2012-07-04 Richard Guenther <rguenther@suse.de>
2762 * gimple-fold.c (get_base_constructor): Do not return an
2763 error_mark_node DECL_INITIAL.
2765 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2767 Backport from mainline
2768 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2770 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2771 code model string in the error message.
2773 2012-07-04 Tristan Gingold <gingold@adacore.com>
2775 Backport from mainline.
2776 2012-06-25 Tristan Gingold <gingold@adacore.com>
2778 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2779 (seh_cfa_adjust_cfa): ... that function.
2780 (seh_emit_stackalloc): Do not emit out of range values.
2781 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2782 UNSPEC_DEF_CFA constants.
2783 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2784 * config/i386/i386.c (ix86_frame_pointer_required): Required
2785 for very large frames on SEH target.
2786 (ix86_compute_frame_layout): Save area is before frame pointer
2787 on SEH target. Handle very large frames.
2788 (ix86_expand_prologue): Likewise.
2790 2012-07-04 Richard Guenther <rguenther@suse.de>
2792 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2793 as in free_lang_data_in_type.
2795 2012-07-02 Martin Jambor <mjambor@suse.cz>
2797 Backport from mainline.
2798 2012-07-02 Martin Jambor <mjambor@suse.cz>
2801 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2802 dynamic type change check.
2804 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2806 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2807 last statement of the finally block onto the switch.
2809 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2811 * configure: Regenerate.
2813 Backport from mainline.
2814 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2816 * config.gcc (target_type_format_char): New. Document it. Set it for
2818 * configure.ac (gnu_unique_option): Use target_type_format_char
2819 in test. Comment rationale.
2821 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2823 Backport from mainline.
2824 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2826 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2828 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2830 Backport from 2012-06-28 mainline r189049
2833 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2834 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2835 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2836 avr_hard_regno_call_part_clobbered.
2838 2012-06-28 Richard Guenther <rguenther@suse.de>
2841 * expr.c (expand_expr_real_1): Verify if the type is complete
2842 before inspecting its size.
2844 2012-06-27 Nick Clifton <nickc@redhat.com>
2846 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2849 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2852 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2854 2012-06-26 Nick Clifton <nickc@redhat.com>
2856 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2858 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2861 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2862 of x x x in the vmovlps load alternative.
2864 2012-06-22 Richard Guenther <rguenther@suse.de>
2866 * gcov-iov.c: Include bconfig.h and system.h.
2868 2012-06-22 Richard Guenther <rguenther@suse.de>
2870 PR gcov-profile/53744
2871 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2873 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2875 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2876 DECL_IGNORED_P non-reg vars even if they are used.
2878 2012-06-19 Jason Merrill <jason@redhat.com>
2881 * dwarf2out.c (modified_type_die): Use scope_die_for.
2882 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2883 (uses_local_type_r, uses_local_type): New.
2884 (scope_die_for): Keep a type that uses a local type in local scope.
2885 Use get_context_die for namespace and type scope.
2887 2012-06-19 Richard Guenther <rguenther@suse.de>
2890 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2891 replace it with the first non-BLOCK context.
2893 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2895 PR rtl-optimization/53700
2897 Backport from mainline
2898 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2900 * ira-color.c (setup_left_conflict_sizes_p): Process all
2901 conflicting objects.
2903 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2905 Backport from mainline
2906 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2909 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2910 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2911 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2912 instead of xop_mulv2div2di3_low.
2913 (xop_p<macs>dql): Fix vec_select selector.
2914 (xop_p<macs>dqh): Ditto.
2915 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2916 (xop_mulv2div2di3_high): Ditto.
2918 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2920 Backport from mainline:
2921 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2923 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2925 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2927 Backport from mainline:
2928 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2930 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2931 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2932 MAX_PCREL17F_OFFSET instead of fixed offset.
2933 (pa_attr_length_call): Likewise.
2934 (pa_attr_length_indirect_call): Likewise.
2936 2012-06-15 Walter Lee <walt@tilera.com>
2938 Backport from mainline:
2939 2012-06-15 Walter Lee <walt@tilera.com>
2941 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2943 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2945 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2947 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2949 Backport from mainline:
2951 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2952 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2953 * gimple.h (block_in_transaction): Check for flag_tm.
2955 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2957 PR tree-optimization/52558
2959 Backport from mainline:
2960 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2961 * gimple.h (gimple_set_in_transaction): Remove.
2962 (gimple_in_transaction): Look in BB instead.
2963 (gimple_statement_base): Remove in_transaction field.
2964 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2965 * trans-mem.c (compute_transaction_bits): Place transaction bit
2966 information into basic blocks.
2968 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2970 PR tree-optimization/52558
2971 * cfg.c (alloc_aux_for_edge): Fix comment.
2972 (alloc_aux_for_edge): Remove static.
2973 * basic-block.h (alloc_aux_for_edge): Protoize.
2974 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2975 (execute_sm_if_changed_flag): New.
2976 (execute_sm_if_changed_flag_set): New.
2977 (execute_sm): Do not generate data races unless requested.
2978 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2979 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2980 * gimple.h (block_in_transaction): New.
2981 (gimple_in_transaction): Use block_in_transaction.
2983 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2985 Backported from mainline
2986 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2988 PR rtl-optimization/53589
2989 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2990 discovery even when e->dest != target. If any LABEL_REF points
2991 to e->dest label, redirect it to target's label.
2993 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2996 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2997 returns false, replace stmt with GIMPLE_NOP.
2998 (check_omp_nesting_restrictions): Instead of issuing warnings,
2999 issue errors and return false if any errors were reported.
3001 2012-06-14 Richard Guenther <rguenther@suse.de>
3003 * BASE-VER: Set to 4.7.2.
3004 * DEV-PHASE: Set to prerelease.
3006 2012-06-12 Christian Bruel <christian.bruel@st.com>
3009 * config/sh/sh.c (sh_option_override): Don't force
3010 flag_omit_frame_pointer and maccumulate_outgoing_args.
3011 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3013 2012-06-14 Release Manager
3015 * GCC 4.7.1 released.
3017 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3019 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3021 2012-06-13 Richard Henderson <rth@redhat.com>
3023 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3024 iterator instead of INT.
3026 2012-06-08 Richard Henderson <rth@redhat.com>
3029 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3030 note to a clobber insn when no other insn is available.
3032 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3035 * doc/invoke.texi (Wenum-compare): Update documentation.
3037 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3040 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3042 (altivec_stvlxl): Ditto.
3043 (altivec_stvrx): Ditto.
3044 (altivec_stvrxl): Ditto.
3046 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3049 * trans-mem.c (expand_block_edges): Do not skip the first
3050 statement when resetting the BB.
3052 2012-06-04 Richard Guenther <rguenther@suse.de>
3055 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3056 create new assembler names.
3058 2012-06-04 Richard Guenther <rguenther@suse.de>
3060 Backport from mainline
3061 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3064 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3065 larger than maxbits. Don't compute maxbits modulo align.
3066 Also check that unit bytes long store at bitpos / unit * unit
3067 doesn't affect bits beyond bitregion_end.
3068 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3069 would not fit into bitregion_start ... bitregion_end + 1 bit
3071 (store_split_bit_field): Decrease unit close to end of bitregion_end
3072 if access is restricted in order to avoid mutual recursion.
3074 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3076 Backport from 2012-06-04 mainline r188172
3079 * config/avr/avr-stdint.h: New file.
3080 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3083 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3085 PR tree-optimization/53550
3086 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3087 is POINTER_TYPE_P, use sizetype as step type instead of type.
3089 2012-06-04 Richard Guenther <rguenther@suse.de>
3090 Eric Botcazou <ebotcazou@adacore.com>
3092 Backport from mainline
3093 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3095 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3096 Change type of BITOFFSET to signed. Make sure the lower bound of
3097 the computed range is non-negative by adjusting OFFSET and BITPOS.
3098 (expand_assignment): Adjust call to get_bit_range.
3100 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3102 * expr.c (get_bit_range): Return the null range if the enclosing record
3103 is part of a larger bit field.
3105 2012-03-20 Richard Guenther <rguenther@suse.de>
3107 * stor-layout.c (finish_bitfield_representative): Fallback
3108 to conservative maximum size if the padding up to the next
3109 field cannot be computed as a constant.
3110 (finish_bitfield_layout): If we cannot compute the distance
3111 between the start of the bitfield representative and the
3112 bitfield member start a new representative.
3113 * expr.c (get_bit_range): The distance between the start of
3114 the bitfield representative and the bitfield member is zero
3115 if the field offsets are not constants.
3117 2012-03-16 Richard Guenther <rguenther@suse.de>
3119 * stor-layout.c (finish_bitfield_representative): Fall back
3120 to the conservative maximum size if we cannot compute the
3121 size of the tail padding.
3123 2012-03-14 Richard Guenther <rguenther@suse.de>
3125 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3126 * stor-layout.c (start_bitfield_representative): New function.
3127 (finish_bitfield_representative): Likewise.
3128 (finish_bitfield_layout): Likewise.
3129 (finish_record_layout): Call finish_bitfield_layout.
3130 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3131 for QUAL_UNION_TYPE fields.
3132 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3133 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3134 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3139 * expr.c (get_bit_range): Unconditionally extract bitrange
3140 from DECL_BIT_FIELD_REPRESENTATIVE.
3141 (expand_assignment): Adjust call to get_bit_range.
3143 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3146 * fold-const.c (fold_binary_loc): Refine previous change.
3148 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3150 Backport from mainline
3151 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3154 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3155 avoid going above orig insn. Update comments.
3157 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3159 Backport from mainline
3160 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3163 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3164 prologue for unwinder and profiler.
3166 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3168 Backport from mainline
3169 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3171 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3173 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3175 Backport from mainline
3176 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3178 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3179 DBX_REGISTER_NUMBER.
3181 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3183 Backport from mainline
3184 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3186 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3187 operand is CONST_INT. Take COSTS_N_INSNS into account.
3188 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3191 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3193 * config/avr/avr.opt (-msp8): Document it.
3194 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3196 2012-05-31 Richard Guenther <rguenther@suse.de>
3199 * expr.c (expand_assignment): Do not use movmisalign on
3202 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3205 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3206 (pa_section_type_flags): New.
3207 (pa_legitimate_constant_p): Revert previous change.
3209 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3211 Backport from mainline
3212 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3215 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3216 accessed indirectly.
3217 (ipa_tm_create_version): Same.
3219 2012-05-30 Jason Merrill <jason@redhat.com>
3222 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3223 about array compound literals.
3225 2012-05-30 Richard Guenther <rguenther@suse.de>
3228 * fold-const.c (fold_binary_loc): Make sure to call
3229 fold_plusminus_mult_expr with the original sign of operands.
3231 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3233 * explow.c (probe_stack_range): Restore simple control flow and stop
3234 again when the probe cannot be generated if HAVE_check_stack.
3236 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3238 PR rtl-optimization/53519
3239 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3240 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3242 2012-05-29 Richard Guenther <rguenther@suse.de>
3244 PR tree-optimization/53516
3245 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3247 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3249 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3251 Backport from mainline
3252 2012-05-28 Richard Guenther <rguenther@suse.de>
3254 PR tree-optimization/53438
3255 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3257 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3259 Backport from mainline
3260 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3262 PR rtl-optimization/52528
3263 * combine.c (can_combine_p): Add setting of subst_low_luid
3264 before call to expand_field_assignment().
3266 2012-05-26 Martin Jambor <mjambor@suse.cz>
3268 Backport from mainline
3269 2012-05-23 Martin Jambor <mjambor@suse.cz>
3271 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3273 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3276 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3277 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3279 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3282 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3283 (ix86_expand_vec_perm): Use int mode instead of float.
3285 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3288 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3289 gnu_ld variables to yes.
3290 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3291 (HAVE_GNU_AS): Likewise.
3292 * config.in: Regenerate.
3293 * configure: Likewise.
3295 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3297 Backport from mainline
3298 2012-03-12 Richard Guenther <rguenther@suse.de>
3299 * config/arm/arm.c (neon_dereference_pointer): Do not call
3300 covert during RTL expansion.
3302 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3304 Backport from mainline
3305 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3308 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3309 relied on signed overflow behavior.
3311 2012-05-24 Richard Guenther <rguenther@suse.de>
3314 * tree-profile.c (tree_profiling): Cleanup the CFG if
3315 execute_fixup_cfg requests it.
3317 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3319 PR tree-optimization/53465
3320 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3321 vr0 into *vr, then vrp_meet that.
3322 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3323 have any equivalences.
3324 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3327 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3329 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3331 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3332 (iterative_hash_gimple_type): Adjust comment.
3333 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3334 domain for an array type instead of the domain type itself.
3336 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3338 Backport from 2012-05-23 mainline r187803
3341 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3342 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3345 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3347 Backport from 2012-05-03 mainline r187075
3349 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3350 has_fma4 for AMD processors with both fma3 and fma4 support.
3352 2012-05-22 Richard Guenther <rguenther@suse.de>
3354 PR tree-optimization/53408
3355 * tree-vect-loop.c (vectorizable_induction): Properly check
3356 the restriction that we cannot handle induction results from
3357 the inner loop outside of the outer loop.
3359 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3361 PR tree-optimization/53436
3362 * omp-low.c (omp_build_component_ref): New function.
3363 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3365 PR tree-optimization/53366
3366 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3367 tests if complex_numbers == 2, but there are non-complex number loads
3370 PR tree-optimization/53409
3371 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3372 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3374 PR tree-optimization/53410
3375 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3376 instead of build_int_cst (type, 0) where vector types might be
3379 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3382 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3383 from folded operands before wrapping another around the
3384 conditional expression.
3386 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3387 Patrick Marlier <patrick.marlier@gmail.com>
3389 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3392 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3394 Backport from mainline
3395 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3398 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3399 (UNSPECV_RDRAND): This.
3400 (rdrand<mode>_1): Updated.
3402 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3404 Backport from mainline
3405 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3407 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3408 RDRND, F16C and FSGSBASE.
3410 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3412 Backport from mainline
3413 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3415 * tree-ssa-pre.c (can_value_number_call): Delete.
3416 (compute_avail): Skip all statements with side effects.
3417 <GIMPLE_CALL>: Skip calls to internal functions.
3419 2012-05-18 David S. Miller <davem@davemloft.net>
3421 Backport r185385 from mainline
3422 2012-03-14 Richard Guenther <rguenther@suse.de>
3425 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3426 element type instead of mode, use build_vector_type_for_mode
3427 instead of the langhook, build a vector of proper signedness.
3428 (expand_vector_operations_1): Adjust.
3430 2012-05-18 Olivier Hainque <hainque@adacore.com>
3432 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3433 $(libsubdir) as libexecsubdir.
3435 2012-05-16 Andrew Pinski <apinski@cavium.com>
3437 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3440 2012-05-16 David S. Miller <davem@davemloft.net>
3442 * jump.c (delete_related_insns): If we remove a CALL, make sure
3443 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3445 2012-05-16 Richard Henderson <rth@redhat.com>
3448 * combine-stack-adj.c (prev_active_insn_bb): New.
3449 (next_active_insn_bb): New.
3450 (force_move_args_size_note): New.
3451 (combine_stack_adjustments_for_block): Use it.
3453 2012-05-16 Olivier Hainque <hainque@adacore.com>
3455 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3456 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3457 Add comments and improve stamp preservation across the whole sequence.
3458 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3460 2012-05-16 Richard Guenther <rguenther@suse.de>
3462 PR tree-optimization/53364
3463 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3464 detect a view-conversion of the decl.
3466 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3469 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3470 that operands[2] is either immediate, or q_regs_operand.
3472 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3474 Backport r187139 from mainline.
3475 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3477 PR rtl-optimization/52804
3478 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3479 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3480 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3481 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3482 RELOAD_FOR_OUTADDR_ADDRESS.
3484 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3487 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3488 generate target register for "load" class builtins.
3491 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3494 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3495 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3496 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3497 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3498 (<sse>_movu<ssemodesuffix>): New expander.
3499 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3500 (avx_movdqu<avxmodesuffix>): New expander.
3501 (*sse2_movdqu): Rename from sse2_movdqu.
3502 (sse2_movdqu): New expander.
3504 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3506 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3507 lineno 1 the same as lineno 0 before first start file directive.
3508 (optimize_macinfo_range): Likewise.
3510 * dwarf2out.c (have_macinfo): Define.
3511 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3512 attribute, don't force empty compilation unit and don't emit any
3513 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3515 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3517 Backport from mainline
3518 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3520 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3521 ORDERED and UNORDERED conditions.
3523 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3525 * function.c (requires_stack_frame_p): If the function can throw
3526 non-call exceptions, return true if the insn can throw internally.
3528 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3530 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3531 DECL_ORIGINAL_TYPE if it is present.
3533 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3535 Backport from 2012-05-12 mainline r187342.
3538 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3539 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3540 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3541 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3542 (expand_prologue): Move initialization of cfun->machine->is_naked,
3543 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3544 (avr_set_current_function): ...this new static function.
3545 (TARGET_SET_CURRENT_FUNCTION): New define.
3546 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3547 checking attributes of current_function_decl.
3548 (avr_regs_to_save): Ditto.
3549 (signal_function_p): Rename to avr_signal_function_p.
3550 (interrupt_function_p): Rename to avr_interrupt_function_p.
3552 * doc/extend.texi (Function Attributes): Better explanation of
3553 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3556 2012-05-09 Matthias Klose <doko@ubuntu.com>
3558 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3560 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3563 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3564 when a constant source operand matches an "I" constraint, the "no
3565 CC0 change" applies to a register-destination only, not a
3566 strict_low_part-destination.
3568 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3570 Backport from mainline:
3571 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3573 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3575 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3577 PR tree-optimization/53239
3578 * tree-vrp.c (get_value_range): Set VR of
3579 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3582 2012-05-07 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/53195
3585 * tree-inline.c (setup_one_parameter): Properly add referenced
3586 vars from the parameters new known value.
3588 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3590 Backport from mainline:
3591 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3594 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3597 2012-05-04 Ian Lance Taylor <iant@google.com>
3599 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3600 values from false to NULL.
3602 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3604 Backport from mainline
3605 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3608 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3609 (TARGET_CMOV): Rename from TARGET_CMOVE.
3610 (TARGET_CMOVE): New define.
3611 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3612 Do not set TARGET_CMOVE here.
3614 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3616 Backport from mainline:
3618 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3620 PR tree-optimization/52633
3621 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3622 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3623 (vect_recog_over_widening_pattern): Remove handling of code that was
3624 already detected as over-widening pattern. Remove special handling
3625 of "unsigned" cases. Instead, support general case of conversion
3626 of the shift result to another type.
3628 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3630 * tree-vect-patterns.c (vect_single_imm_use): New function.
3631 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3632 (vect_recog_over_widening_pattern): Likewise.
3633 (vect_recog_widen_shift_pattern): Likewise.
3635 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3637 PR tree-optimization/52870
3638 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3639 presumed pattern statement is within the same loop or basic block.
3641 2012-05-04 Richard Guenther <rguenther@suse.de>
3643 * common.opt (flto-report): Do not mark as Optimization.
3645 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3648 * recog.c (constrain_operands): If extra constraints are present, also
3649 accept pseudo-registers with equivalent memory locations during reload.
3651 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3653 Backport from the mainline
3654 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3657 * config/rs6000/rs6000.md (bswapdi splitters): If
3658 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3659 default) is used, generate an alternate sequence that does not
3660 depend on using indexed addressing.
3662 2012-05-03 David S. Miller <davem@davemloft.net>
3665 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3666 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3667 (sparc_emit_float_lib_cmp): Likewise.
3669 2012-05-04 Martin Jambor <mjambor@suse.cz>
3671 Backport from mainline
3672 2012-05-02 Martin Jambor <mjambor@suse.cz>
3675 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3676 of a variable when the contect is a function.
3678 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3681 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3682 append program name to it and pass that as first argument
3683 to make_relative_prefix. Always pass standard_libexec_prefix
3684 as last argument to make_relative_prefix. If
3685 make_relative_prefix returns NULL, fall back to
3686 standard_libexec_prefix.
3689 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3693 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3694 mode, return that mode.
3696 2012-05-03 Richard Guenther <rguenther@suse.de>
3698 PR tree-optimization/53144
3699 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3701 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3702 with SSA name values.
3703 (vn_reference_lookup_3): Adjust callers.
3705 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3707 PR tree-optimization/53163
3708 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3709 return value from compute_all_dependences.
3711 PR rtl-optimization/53160
3712 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3713 has been modified by ree pass already.
3715 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3717 Backport from mainline
3718 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3721 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3722 calls to cgraph_node_name in xstrdup.
3723 (ipa_make_edge_direct_to_target): Ditto.
3724 * tree-sra.c (convert_callers_for_node): Ditto.
3725 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3726 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3727 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3728 (cgraph_materialize_all_clones): Ditto.
3729 * ipa-inline.c (report_inline_failed_reason): Ditto.
3730 (want_early_inline_function_p): Ditto.
3731 (edge_badness): Ditto.
3732 (update_edge_key): Ditto.
3733 (flatten_function): Ditto.
3734 (ipa_inline): Ditto.
3735 (inline_always_inline_functions): Ditto.
3736 (early_inline_small_functions): Ditto.
3738 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3740 Backport from mainline
3741 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3743 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3744 Introduce emul_name to select the right linker emulation for
3745 powerpc64-*-freebsd*.
3746 * configure: Regenerate.
3747 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3748 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3749 * config/rs6000/freebsd64.h: New file.
3750 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3752 (rs6000_savres_strategy): Likewise.
3753 (rs6000_savres_routine_name): Likewise.
3754 (rs6000_elf_file_end): Likewise.
3755 * config/rs6000/t-freebsd64: New file.
3756 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3757 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3759 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3761 Backport from mainline
3762 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3765 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3767 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3769 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3770 predicate to discriminate types.
3772 2012-04-27 Richard Guenther <rguenther@suse.de>
3775 * convert.c (convert_to_integer): Avoid infinite recursion for
3776 target-defined built-in types.
3778 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3781 * config/cris/cris.md ("*andhi_lowpart_v32")
3782 ("*andqi_lowpart_v32"): Change first input-only operand from
3783 a (match_operand ...) to (match_dup 0). Drop alternatives with
3784 const_int-matching constraints for redundancy.
3785 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3786 three-operand alternative.
3788 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3790 Backport from mainline
3791 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3793 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3794 (*addsi_2_zext): Ditto.
3795 (*add<mode>_3): Ditto.
3796 (*addsi_3_zext): Ditto.
3797 (*add<mode>_5): Ditto.
3799 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3802 * c-typeck.c (set_nonincremental_init,
3803 set_nonincremental_init_from_string): Pass true instead of false
3804 as IMPLICIT to add_pending_init.
3806 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3808 Backport from 2012-04-24 mainline r186768.
3811 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3813 2012-04-24 Richard Guenther <rguenther@suse.de>
3815 PR tree-optimization/53085
3816 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3819 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3822 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3824 (output_addressed_constants): Likewise.
3827 * varasm.c (get_section): Don't ICE for section conflicts with
3828 built-in section kinds.
3830 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3832 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3834 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3836 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3838 2012-04-23 Richard Guenther <rguenther@suse.de>
3841 * c-typeck.c (build_binary_op): Fix typo.
3843 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3845 PR tree-optimizations/52891
3846 * tree-vect-patterns.c (adjust_bool_pattern): Use
3847 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3848 but with non-standard precision.
3850 2012-04-22 Ian Lance Taylor <iant@google.com>
3852 * godump.c (go_output_typedef): Dump size of structs.
3854 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3856 Backport from mainline:
3858 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3859 hints for 'A' operand types.
3861 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3863 Backport from 2012-04-19 mainline r186588.
3866 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3867 the case *(X+const).
3869 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3871 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3873 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3876 * config/i386/sync.md (atomic_<code><mode>): Rename to
3877 atomic_<logic><mode>.
3879 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3881 Backport from mainline
3882 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3885 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3886 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3887 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3888 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3889 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3890 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3891 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3892 gen_avx2_permvarv8sf.
3894 2012-04-16 Martin Jambor <mjambor@suse.cz>
3896 Backported from mainline
3898 2012-04-13 Martin Jambor <mjambor@suse.cz>
3901 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3902 fold_ctor_reference returns a zero constant.
3904 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3906 Backported from mainline
3907 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3909 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3910 and __ILP32__ for x32.
3912 2012-04-13 Tom de Vries <tom@codesourcery.com>
3914 Backport from mainline r186418.
3916 2012-04-13 Tom de Vries <tom@codesourcery.com>
3918 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3919 parameters vuse and vuse_escaped.
3920 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3921 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3924 2012-04-13 Richard Guenther <rguenther@suse.de>
3926 PR tree-optimization/52969
3927 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3928 the condition for the COND_EXPR and handle predicate negation
3929 by swapping the COND_EXPR arms.
3931 2012-04-13 Richard Guenther <rguenther@suse.de>
3934 * convert.c (convert_to_pointer): Remove special-casing of
3937 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3939 Backport from mainline
3940 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3943 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3944 the list of options to enable the FCFID instruction.
3945 (TARGET_EXTRA_BUILTINS): Adjust comment.
3947 2012-04-12 Richard Guenther <rguenther@suse.de>
3949 PR tree-optimization/52943
3950 * tree-chrec.h (chrec_is_positive): Remove.
3951 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3952 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3953 Return false for a constant zero instead of negative.
3954 (analyze_siv_subscript_cst_affine): Handle zero difference
3955 in the initial condition explicitely.
3957 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3960 * varasm.c (process_pending_assemble_externals): Set
3961 pending_assemble_externals_processed true.
3962 (assemble_external): Call assemble_external_real if the pending
3963 assemble externals have been processed.
3965 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3968 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3969 the DECL generated for the special GOT helper.
3971 2012-04-06 Walter Lee <walt@tilera.com>
3973 Backport from mainline
3974 2012-03-07 Walter Lee <walt@tilera.com>
3976 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3977 REG_CFA_* notes for the stack pointer.
3978 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3979 EH_RETURN_STACKADJ_RTX.
3980 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3981 generate REG_CFA_* notes for the stack pointer.
3982 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3983 by EH_RETURN_STACKADJ_RTX.
3985 2012-04-06 Matt Turner <mattst88@gmail.com>
3987 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3989 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3991 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3992 of the destination isn't also a FP_REGS register.
3994 2012-04-03 Richard Guenther <rguenther@suse.de>
3996 Backport from mainline
3997 2012-03-02 Richard Guenther <rguenther@suse.de>
3999 PR tree-optimization/52406
4000 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4001 (struct indices): Add unconstrained_base member.
4002 (struct dr_alias): Remove unused vops member.
4003 (DR_UNCONSTRAINED_BASE): New define.
4004 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4005 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4006 be an artificial access that covers the whole indexed object,
4007 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4008 plain decl base-objects to their MEM_REF variant.
4009 (dr_may_alias_p): When the base-object of either data reference
4010 has unknown size use only points-to information.
4011 (compute_affine_dependence): Make dumps easier to read and
4013 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4014 DR_REF when looking for packed references.
4015 (vect_supportable_dr_alignment): Likewise.
4017 2012-04-03 Richard Guenther <rguenther@suse.de>
4019 Backport from mainline
4020 2012-03-15 Richard Guenther <rguenther@suse.de>
4023 * tree-data-ref.c (subscript_dependence_tester_1): Check
4024 all dimensions for non-conflicting access functions.
4026 2012-04-03 Richard Guenther <rguenther@suse.de>
4028 Backport from mainline
4029 2012-03-06 Richard Guenther <rguenther@suse.de>
4032 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4034 2012-03-23 Richard Guenther <rguenther@suse.de>
4036 PR tree-optimization/52678
4037 * tree-vectorizer.h (struct _stmt_vec_info): Add
4038 loop_phi_evolution_part member.
4039 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4040 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4041 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4042 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4043 Use the cached evolution part and the PHI nodes value from
4044 the loop preheader edge instead of re-analyzing the evolution.
4046 2012-03-26 Richard Guenther <rguenther@suse.de>
4048 PR tree-optimization/52701
4049 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4050 compute and set the evolution part of PHI nodes.
4052 2012-03-30 Richard Guenther <rguenther@suse.de>
4054 PR tree-optimization/52754
4055 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4056 propagate arbitrary addresses into really plain dereferences.
4058 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4060 PR tree-optimization/52835
4061 * tree-data-ref.c (build_rdg): Return NULL if
4062 compute_data_dependences_for_loop failed.
4064 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4066 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4067 (stmt_can_make_abnormal_goto): Use it.
4068 (is_ctrl_altering_stmt): Likewise.
4070 2012-03-31 Martin Jambor <mjambor@suse.cz>
4072 Backported from mainline
4073 2012-03-30 Martin Jambor <mjambor@suse.cz>
4075 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4076 is a builtin_stack_save in a dominating BB.
4078 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4080 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4081 crossing 128bit lane boundary.
4083 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4085 Backported from mainline
4086 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4089 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4091 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4092 * config/i386/i386.c: Include reload.h.
4093 (ix86_legitimize_reload_address): New function.
4095 2012-03-28 Martin Jambor <mjambor@suse.cz>
4097 Backported from mainline
4098 2012-03-27 Martin Jambor <mjambor@suse.cz>
4101 * tree-sra.c (sra_modify_assign): Do not call
4102 load_assign_lhs_subreplacements when working with an unscalarizable
4105 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4108 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4109 __builtin_va_start to __builtin_next_arg if the latter is
4110 builtin_decl_explicit_p rather than when it is not.
4113 * tree-vect-generic.c (vector_element): Perform multiplication
4114 for pos in bitsizetype type instead of idx type.
4116 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4118 Backport from 2012-03-28 mainline r185910.
4121 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4122 (avr_builtin_decl): New static function.
4123 (struct avr_builtin_description, avr_bdesc): Move up.
4124 Add GTY marker. Add field fndecl. Remove redundant field id.
4125 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4126 (avr_expand_builtin): Code cleanup because .id is removed.
4128 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4131 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4134 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4136 Backport from 2012-03-28 mainline r185907.
4139 * config.gcc (tm_file): Remove avr/multilib.h.
4141 * doc/invoke.texi (AVR Options): Adjust
4142 documentation of -mtiny-stack.
4144 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4145 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4146 * config/avr/t-avr: Remove generation of multilib.h.
4147 * config/avr/t-multilib: Regenerate.
4148 * config/avr/multilib.h: Remove.
4149 * config/avr/avr.opt (-msp8): New option.
4150 (avr_sp8): New variable.
4151 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4152 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4153 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4154 (avr_device_to_sp8): New prototype.
4155 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4156 (DRIVER_SELF_SPECS): New define.
4157 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4158 __AVR_SP8__, __AVR_HAVE_SPH__.
4159 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4160 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4161 (avr_file_start): Ditto.
4163 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4166 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4167 instead of 8 in adjust_address.
4169 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4171 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4172 of a unit before computing the offset in units.
4174 2012-03-27 Richard Guenther <rguenther@suse.de>
4177 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4180 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4183 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4185 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4188 * varasm.c: Include pointer-set.h.
4189 (pending_assemble_externals_set): New pointer set.
4190 (process_pending_assemble_externals): Destroy the pointer set.
4191 (assemble_external): See if decl is in pending_assemble_externals_set,
4192 and add it to pending_assemble_externals if necessary.
4193 (init_varasm_once): Allocate pending_assemble_externals_set.
4195 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4197 Backported from mainline
4198 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4201 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4202 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4203 (vector_ltgt<mode>): Likewise.
4204 (vector_ordered<mode>): Likewise.
4205 (vector_unordered<mode>): Likewise.
4206 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4208 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4210 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4213 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4215 Backported from mainline
4216 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4220 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4221 GENERAL_REGS and FP_REGS for SImode.
4223 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4226 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4227 on any new_local_var_chain vars declared during recursing on
4228 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4230 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4232 Backport from 2012-03-22 mainline r185692.
4235 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4236 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4237 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4238 (delay_cycles_1, delay_cycles_2): Ditto.
4239 (delay_cycles_3, delay_cycles_4): Ditto.
4240 (nopv, *nopv): Ditto.
4241 (sleep, *sleep): Ditto.
4244 Backport from 2012-03-21 mainline r185605.
4246 PR rtl-optimization/52543
4248 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4249 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4250 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4251 (avr_load_libgcc_p): Restrict to __flash loads.
4252 (avr_out_lpm): Only handle 1-byte loads from __flash.
4253 (avr_load_lpm): New function.
4254 (avr_find_unused_d_reg): Remove.
4255 (avr_out_lpm_no_lpmx): Remove.
4256 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4257 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4258 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4259 (load_<mode>, load_<mode>_clobber): New insns.
4260 (mov<mode>): For multi-byte move from non-generic
4261 16-bit address spaces: Expand to load_<mode> resp.
4262 load_<mode>_clobber.
4263 (load<mode>_libgcc): Remove expander.
4264 (split-lpmx): Remove split.
4266 Backport from 2012-03-13 mainline r185329.
4269 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4270 offset (size) to a value the insns can deal with.
4271 (expand_epilogue): Ditto.
4273 Backport from 2012-03-12 mainline r185256.
4276 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4277 type from reg_class_t to enum reg_class.
4278 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4280 Backport from 2012-03-12 mainline r185253.
4283 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4284 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4285 r184615 from 2012-02-28.
4287 Backport from 2012-03-08 mainline r185105.
4289 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4290 for constants in [-63,63].
4292 Backport from 2012-03-08 mainline r185100.
4295 * config/avr/avr.c (avr_mem_clobber): New static function.
4296 (avr_expand_delay_cycles): Add memory clobber operand to
4297 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4298 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4299 (enable_interrupt, disable_interrupt): New expander.
4300 (nopv, sleep, wdr): New expanders.
4301 (delay_cycles_1): Add memory clobber.
4302 (delay_cycles_2): Add memory clobber.
4303 (delay_cycles_3): Add memory clobber.
4304 (delay_cycles_4): Add memory clobber.
4305 (cli_sei): New insn from former "enable_interrupt",
4306 "disable_interrupt" with memory clobber.
4307 (*wdt): New insn from former "wdt" with memory clobber.
4308 (*nopv): Similar, but for "nopv".
4309 (*sleep): Similar, but for "sleep".
4311 Backport from 2012-03-07 mainline r185043.
4314 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4316 Backport from 2012-03-07 mainline r185032.
4319 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4320 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4321 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4323 Backport from 2012-03-07 mainline r185031.
4326 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4328 * config/avr/avr.md (xload_8): Adjust insn length.
4330 Backport from 2012-03-07 mainline r185030.
4333 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4334 if RAMPZ affects reading from RAM.
4336 Backport from 2012-03-05 mainline r184919.
4338 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4340 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4342 Backport from mainline r185259.
4345 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4346 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4348 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4350 Backported from mainline
4351 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4354 * c-parser.c (c_parser_postfix_expression)
4355 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4357 * config/i386/smmintrin.h: Avoid /* within a comment.
4358 * config/i386/nmmintrin.h: Likewise.
4360 2012-03-22 Richard Guenther <rguenther@suse.de>
4362 * BASE-VER: Set to 4.7.1.
4363 * DEV-PHASE: Set to prerelease.
4365 2012-03-22 Release Manager
4367 * GCC 4.7.0 released.
4369 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4371 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4373 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4374 Andrew Pinski <apinski@cavium.com>
4377 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4378 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4379 calls instead of __builtin_ir{int,ound}*.
4381 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4384 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4387 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4389 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4390 Refer to GCC 4.7 version of c99status.html.
4392 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4394 Backport from mainline
4395 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4397 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4398 redefine to be NULL if the current bit-size is different from the
4399 configured bit-size.
4401 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4402 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4403 set the default tuning. Add asserts to make sure the cpu and tune
4404 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4405 test whether the index is set, instead of > 0.
4406 (rs6000_file_start): Do not reset the default cpu if the current
4407 bit-size is different from the configured bit-size.
4409 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4411 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4413 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4414 Update binutils references.
4415 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4416 Update binutils reference.
4417 Update Sun as/GNU ld caveat.
4418 Document binutils largefile requirement for LTO plugin.
4419 Remove reference to alternate libpthread.
4421 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4423 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4425 (Specific, mips-sgi-irix6): Likewise.
4427 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4429 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4430 * configure: Regenerate.
4432 2012-03-07 Richard Henderson <rth@redhat.com>
4434 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4435 * config/m68k/sync.md (atomic_test_and_set): Use it.
4436 (atomic_test_and_set_1): Likewise.
4438 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4441 * Makefile.in: Let install-gcc-ar depend on installdirs,
4442 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4443 Don't double canonicalize if cross-compiling.
4445 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4447 * trans-mem.c: New typedef for tm_region_p.
4448 Define vector types for tm_region_p.
4449 (tm_region_init): Replace region_worklist to a vector called
4452 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4455 * trans-mem.c (tm_region_init): Use last_basic_block.
4457 2012-03-05 Richard Henderson <rth@redhat.com>
4460 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4461 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4462 BIGGEST_ALIGNMENT is aligned.
4464 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4466 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4468 2012-03-05 Richard Henderson <rth@redhat.com>
4471 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4472 instead of calling negqi2 directly.
4474 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4476 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4477 (INTMAX_TYPE): Use it.
4478 (UINTMAX_TYPE): Likewise.
4479 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4480 (irix6_c_common_override_options): Declare.
4481 (C_COMMON_OVERRIDE_OPTIONS): Define.
4482 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4483 * config/mips/irix6-c.c: New file.
4484 * config/mips/t-irix6 (irix6-c.o): New target.
4485 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4488 2012-03-02 Richard Henderson <rth@redhat.com>
4490 * optabs.c (expand_atomic_test_and_set): Honor
4491 atomic_test_and_set_trueval even when atomic_test_and_set
4492 optab is not in use.
4494 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4496 Backport from mainline
4497 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4499 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4501 2012-03-02 Richard Guenther <rguenther@suse.de>
4503 * DEV-PHASE: Set to prerelease.
4505 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4507 * config.gcc (obsolete): Add all ARM targets using the FPA.
4508 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4509 * doc/install.texi: Avoid references to obsolete ARM ports.
4511 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4513 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4515 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4516 Joern Rennecke <joern.rennecke@embecosm.com>
4518 * doc/extend.texi: Expand and update information on interrupt
4519 attribute for Epiphany.
4521 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4523 * config/sh/sh-protos.h: Update copyright notice dates.
4524 * config/sh/sh.h: Likewise.
4525 * config/sh/sh.md: Likewise.
4526 * config/sh/constraints.md: Likewise.
4527 * config/sh/predicates.md: Likewise.
4529 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4531 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4532 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4534 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4536 * config/sh/constraints.md: Fix comment typo.
4538 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4541 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4542 unsigned HOST_WIDE_INT.
4543 (zvdep_imm64): Likewise.
4544 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4545 (vdepi_and): Likewise.
4546 Likewise for unamed 64-bit patterns.
4547 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4549 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4552 PR rtl-optimization/52417
4553 * cselib.c (cselib_any_perm_equivs): New variable.
4554 (cselib_reset_table): Check that it's not set when not
4555 preserving constants.
4556 (cselib_add_permanent_equiv): Set it.
4557 (cselib_have_permanent_equivalences): New.
4558 (cselib_init, cselib_finish): Reset it.
4559 * cselib.h (cselib_have_permanent_equivalences): Declare.
4560 * alias.c (get_addr): Restore earlier behavior when there
4561 aren't permanent equivalences.
4563 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4565 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4566 * config/v850/v850-modes.def: Fix copyright notice.
4568 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4570 * doc/extend.texi (AVR Built-in Functions): Document
4571 __builtin_avr_flash_segment.
4573 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4574 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4575 (*split.flash_segment): New insn-and-split.
4576 * config/avr/avr.c (avr_init_builtins): Add local variables:
4577 const_memx_void_node, const_memx_ptr_type_node,
4578 char_ftype_const_memx_ptr.
4580 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4582 PR tree-optimization/52445
4583 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4584 add ssa_name_ver, offset and size fields and change store field
4586 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4587 (add_or_mark_expr): Likewise. Only consider previous stores
4588 with the same size and offset.
4589 (nt_init_block): Only look at gimple_assign_single_p stmts,
4590 doesn't look at rhs2.
4592 2012-03-01 Richard Guenther <rguenther@suse.de>
4595 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4596 conversions from integral types to pointer types.
4598 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4600 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4601 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4602 unintentionally removed in r184616.
4604 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4606 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4609 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4610 Uros Bizjak <ubizjak@gmail.com>
4613 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4614 alternatives, add "e" constraint to the new last alternative
4615 and ! to last 3 alternatives.
4617 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4619 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4620 DW_AT_artificial attributes at the end of the processing.
4621 (gen_array_type_die): Likewise.
4622 (gen_enumeration_type_die): Likewise.
4623 (gen_struct_or_union_type_die): Likewise.
4624 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4627 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4630 * expr.c (expand_assignment): If doing misaligned store that doesn't
4631 cover all mode bits, perform a RMW cycle.
4633 PR tree-optimization/52429
4634 * tree-parloops.c (separate_decls_in_region_debug): Return early
4635 if var is LABEL_DECL.
4637 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4639 PR tree-optimization/52424
4640 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4641 calling dom_thread_across_edge.
4643 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4645 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4647 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4649 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4650 * config/avr/avr.c (avr_output_bld): Remove unused function.
4651 (avr_out_sbxx_branch): Use "%T" to print bit position.
4653 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4655 * config/avr/avr.md: Untabify.
4657 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4659 * config/avr/avr.md (eqne): New code iterator.
4660 (*dec-and-branchsi): Use it in text peephole's condition.
4661 (*dec-and-branchhi): Ditto.
4662 (*dec-and-branchqi): Ditto.
4664 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4667 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4668 the device does not have the skip-bug.
4670 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4672 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4673 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4674 -mpretend-cmove): New.
4676 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4679 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4680 doesn't count DEBUG_INSN refs.
4681 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4682 for DEBUG_INSN refs.
4684 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4688 2012-02-20 Richard Guenther <rguenther@suse.de>
4689 PR tree-optimization/52298
4690 * tree-vect-stmts.c (vectorizable_load): Properly use
4691 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4694 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4697 * gimple.h (gimple_in_transaction): New.
4698 (gimple_set_in_transaction): New.
4699 (struct gimple_statement_base): Add in_transaction field.
4700 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4702 (tree_ssa_lim_initialize): Compute transaction bits.
4703 * tree.h (compute_transaction_bits): Protoize.
4704 * trans-mem.c (tm_region_init): Use the heap to store BB
4706 (compute_transaction_bits): New.
4708 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4710 * gcc.c (display_help): Document --help=common and sort entries
4713 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4715 * doc/install.texi: Document check-$LANG specific shortcuts
4717 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4720 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4722 * config/arm/arm_neon.h: Regenerate.
4723 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4724 (neon_vcgeu): New insn.
4725 (neon_vcgtu): Likewise.
4726 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4727 (ops): Unsigned comparison intrinsics call a different
4730 2012-02-28 Richard Guenther <rguenther@suse.de>
4733 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4734 ordering for the VEC_CONCAT for two element vectors for
4735 V2SFmode, V2SImode and V2DImode.
4737 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4740 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4741 detecting big-endian triplets.
4743 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4745 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4746 mode if there is no type information available.
4748 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4750 PR tree-optimization/53207
4751 * doc/invoke.texi: Document as experimental and relying on graphite.
4753 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4755 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4756 of initializer to changes from r184614.
4758 2012-02-28 Richard Guenther <rguenther@suse.de>
4760 PR tree-optimization/52395
4761 * tree-sra.c (build_ref_for_offset): Also look at the base
4762 TYPE_ALIGN when figuring out the alignment of the replacement.
4764 2012-02-28 Richard Guenther <rguenther@suse.de>
4766 PR tree-optimization/52402
4767 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4768 mis-aligned types when creating the accesses at the call site.
4770 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4772 * config/avr/builtins.def: New file.
4773 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4774 * config/avr/avr.c (enum avr_builtin_id): Use it.
4775 (avr_init_builtins): Use it. And use avr_bdesc.
4776 (bdesc_1arg): Remove.
4777 (bdesc_2arg): Remove.
4778 (bdesc_3arg): Remove.
4779 (struct avr_builtin_description): Add field n_args.
4780 (avr_bdesc): New static variable using builtins.def.
4781 (avr_expand_builtin): Use it.
4782 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4783 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4784 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4786 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4789 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4790 match only one single hard register with respective hard reg rtx.
4791 (movmemx_<mode>): Ditto.
4792 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4793 insn anatomy of movmem[x]_<mode>.
4794 (avr_out_movmem): Same for printing assembler and operand usage.
4796 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4800 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4801 address spaces located outside of device flash.
4803 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4804 (mcu_type_s): Add field n_flash.
4805 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4806 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4807 (AVR_MCU): Add N_FLASH argument.
4808 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4809 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4810 macro __FLASH<n> if that address space makes sense for the device.
4811 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4812 outside of target flash.
4813 (avr_asm_named_section): Ditto.
4814 (avr_asm_select_section): Ditto.
4815 (avr_addr_space_convert): Ditto.
4816 (avr_emit_movmemhi): Ditto.
4817 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4818 address space is outside of device flash.
4819 (avr_insert_attributes): Ditto.
4820 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4821 avr_current_arch->n_segments.
4823 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4826 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4828 (*movabs<mode>_2): Likewise.
4830 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4833 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4834 s_register_operand in the test instead of REG_P. Don't call
4835 gen_reg_rtx if it won't be used.
4837 PR tree-optimization/52376
4838 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4840 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4842 * ifcvt.c (noce_get_condition): Check condition variable is not
4843 small_register_classes_for_mode_p before accepting.
4845 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4847 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4849 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4852 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4853 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4855 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4857 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4859 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4861 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4863 * config/sh/predicates.md: Remove blank lines.
4864 * config/sh/sh.c: Fix typos in comments.
4865 * config/sh/constraints.md: Likewise.
4866 * config/sh/sh.md: Remove blank lines.
4867 Fix typos in comments. Use ;; as comment characters.
4869 2012-02-26 Walter Lee <walt@tilera.com>
4871 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4872 (replace_mov_pcrel_step2): Ditto.
4874 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4877 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4878 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4879 and locs that reference values newer than the non-canonical value
4880 at hand. Return the canonical value as a worst case.
4881 (memrefs_conflict_p): Walk canonical value's locs.
4884 * cselib.c (preserve_only_constants): Rename to...
4885 (preserve_constants_and_equivs): ... this. Split out...
4886 (invariant_or_equiv_p): ... this. Preserve plus expressions
4887 of other preserved expressions too.
4888 (cselib_reset_table): Adjust.
4889 * var-tracking.c (reverse_op): Use canonical value to build
4892 2012-02-23 Kai Tietz <ktietz@redhat.com>
4894 * config/i386/i386.c (ix86_delegitimize_address): Handle
4895 UNSPEC_PCREL plus displacement.
4897 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4900 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4901 to test for unusedness in st X addressing.
4903 2012-02-24 Richard Guenther <rguenther@suse.de>
4906 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4907 (is_gimple_reg_type): Move inline ...
4908 * gimple.h (is_gimple_reg_type): ... here.
4910 2012-02-24 Richard Guenther <rguenther@suse.de>
4913 * passes.c (execute_function_todo): When verifying SSA form
4914 verify gimple form first.
4915 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4917 2012-02-24 Richard Guenther <rguenther@suse.de>
4920 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4921 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4923 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4925 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4927 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4929 * tree-phinodes.c (make_phi_node): Mark static.
4930 * tree-flow.h (make_phi_node): Remove extern decl.
4931 * doc/gimple.texi (make_phi_node): Remove documentation.
4933 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4935 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4936 * tree-ssa-sccvn.c (print_scc): Ditto.
4938 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4940 * doc/passes.texi (Full redundancy elimination): Fix typo.
4942 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4944 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4946 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4949 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4951 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4954 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4956 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4958 * config/avr/avr.md (code_stdname): Add ior, xor.
4959 (xior): New code iterator.
4960 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4961 (*<code_stdname><mode>qi.byte1-3): Ditto.
4963 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4965 PR tree-optimization/52019
4966 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4969 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4971 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4972 HAVE_INITFINI_ARRAY to work around namespace pollution in
4973 certain versions of newlib system headers.
4974 * config.in: Regenerate.
4975 * configure: Regenerate.
4976 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4977 instead of HAVE_INITFINI_ARRAY.
4979 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4983 is not offsettable memory reference.
4985 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4988 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4989 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4991 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4993 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4994 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4996 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4998 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4999 library on Solaris 8 even without TLS support.
5000 * configure: Regenerate.
5002 2012-02-22 Richard Guenther <rguenther@suse.de>
5005 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5006 for GIMPLE_DEBUG stmts.
5008 2012-02-22 Martin Jambor <mjambor@suse.cz>
5011 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5012 according to the base object.
5014 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5016 PR rtl-optimization/50063
5017 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5018 and 2 (8-bit SP) in operand 2.
5019 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5020 setup to use movhi_sp_r instead of vanilla move to write SP.
5021 Adjust REG_CFA notes to superseed unspec.
5022 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5024 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5025 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5026 irq_state 1 (IRQ known to be on) here.
5028 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5030 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5032 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5033 assign_hard_reg): Likewise.
5035 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5037 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5039 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5042 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5043 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5045 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5047 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5048 prototype from here to...
5049 * config/avr/avr.h: ...here.
5051 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5054 * thumb2.md (thumb2_shiftsi3_short): Split register and
5055 immediate shifts. For register shifts tie operands 0 and 1.
5056 (peephole2 for above): Check that register-controlled shifts
5057 have suitably tied operands.
5059 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5062 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5063 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5064 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5065 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5066 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5067 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5068 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5069 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5070 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5071 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5072 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5073 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5074 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5075 bdver1_ssevector_avx256_unaligned_load,
5076 bdver1_ssevector_sse128_unaligned_load,
5077 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5078 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5079 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5080 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5081 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5082 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5083 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5084 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5085 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5086 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5087 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5088 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5089 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5090 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5091 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5092 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5093 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5094 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5095 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5096 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5097 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5098 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5099 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5100 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5101 bdver1_ssediv_double_load, bdver1_ssediv_double,
5102 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5103 Add "bdver2" attribute.
5105 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5107 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5108 default if possible and not specified otherwise.
5110 2012-02-21 Richard Guenther <rguenther@suse.de>
5113 * gimplify.c (create_tmp_from_val): Use the main variant type
5114 for the type of the temporary we create.
5116 2012-02-21 Richard Guenther <rguenther@suse.de>
5118 PR tree-optimization/52324
5119 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5120 do not gimplify a MEM_REF address operand if it is already
5123 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5125 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5126 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5128 2012-02-21 Richard Guenther <rguenther@suse.de>
5130 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5131 nested_in_vect_loop.
5133 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5135 PR tree-optimization/52318
5136 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5137 vdef also to non-pure/const call stmts in the sequence.
5139 2012-02-20 David S. Miller <davem@davemloft.net>
5141 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5142 don't use the "rd %pc" instruction on v9 for PIC register loads.
5144 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5147 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5148 in a transaction safe function.
5150 2012-02-20 Kai Tietz <ktietz@redhat.com>
5153 * stor-layout.c (place_field): Handle desired_align for
5156 2012-02-20 Richard Guenther <rguenther@suse.de>
5158 PR tree-optimization/52298
5159 * tree-vect-stmts.c (vectorizable_store): Properly use
5160 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5162 (vectorizable_load): Likewise.
5163 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5164 Access DR_STEP after ensuring it is not NULL.
5166 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5168 PR tree-optimization/52286
5169 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5170 optimization use double_int_to_tree instead of build_int_cst_wide,
5171 rewrite to use double_int vars.
5173 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5176 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5178 Remove -e 0 from $gcc_cv_ld invocation.
5179 Only use __GLIBC_PREREQ if defined.
5180 Enable on Solaris since Solaris 8 patch.
5181 (gcc_SUN_LD_VERSION): New macro.
5182 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5183 gcc_SUN_LD_VERSION for version number format.
5184 * configure: Regenerate.
5185 * varasm.c (get_elf_initfini_array_priority_section): Set
5186 SECTION_NOTYPE for non-default priority.
5187 Use get_section instead of get_unnamed_section to emit
5188 .init_array/.fini_array with default priority.
5190 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5192 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5193 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5194 (mips_start_unique_function, mips_output_mips16_rdhwr)
5195 (mips_code_end): New functions.
5196 (TARGET_ASM_CODE_END): Define.
5198 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5200 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5201 to stubs with non-sibling calls.
5203 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5205 * doc/invoke.texi (-fira-* options): Copy-edit.
5206 (ira-* parameters): Copy-edit.
5208 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5210 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5211 GCC coding conventions.
5213 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5215 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5216 when used as adjectives.
5218 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5220 * doc/invoke.texi: Clean up "that"/"which" confusion.
5222 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5224 * system.h: Poison SMALL_REGISTER_CLASSES
5225 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5226 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5228 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5230 PR tree-optimization/52285
5231 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5232 when deciding if a call is a tail call or tail recursion.
5234 2012-02-16 Kai Tietz <ktietz@redhat.com>
5236 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5237 interger-constant displacement for UNSPEC_PCREL.
5239 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5241 PR rtl-optimization/52208
5242 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5243 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5245 PR tree-optimization/52255
5246 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5247 loop->header has virtual PHI, but exit_e->dest doesn't, add
5248 virtual PHI to exit_e->dest and adjust all uses after the loop.
5251 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5252 children with clone_tree_hash, not after it.
5254 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5256 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5257 extended identifiers.
5259 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5262 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5263 a same_body_alias, also test whether e->callee isn't a former
5264 or current clone of the decl this is a same body alias of.
5266 PR translation/52264
5267 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5269 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5271 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5273 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5276 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5277 force_reg instead of copy_to_reg for better optimization. Force
5278 non-register or memory operands into a register.
5280 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5282 * extend.texi: Reserve upper bits of memory model for future use.
5284 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5285 Anatoly Sokolov <aesok@post.ru>
5286 Eric Weddington <eric.weddington@atmel.com>
5289 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5290 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5291 Rewrite initializers for .macro.
5292 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5293 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5294 atxmega32d4, atxmega32x1.
5295 avrxmega4: atxmega64a3, atxmega64d3.
5296 avrxmega5: atxmega64a1, atxmega64a1u.
5297 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5298 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5299 avrxmega7: atxmega128a1, atxmega128a1u.
5300 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5301 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5302 (struct base_arch_s): Rename reserved to xmega_p.
5303 Rename reserved2 to have_rampd.
5304 (AVR_XMEGA): New define.
5305 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5306 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5307 * config/avr/predicates.md (io_address_operand): Take into
5309 (low_io_address_operand): Ditto.
5310 (high_io_address_operand): Ditto.
5311 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5312 (enabled, movhi_sp_r): Use them.
5313 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5314 cpp_define_formatted to built-in define __AVR_ARCH__.
5315 (__AVR_XMEGA__): New built-in define.
5316 (__AVR_HAVE_RAMPD__): New built-in define.
5317 (__AVR_HAVE_RAMPX__): New built-in define.
5318 (__AVR_HAVE_RAMPY__): New built-in define.
5319 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5321 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5322 (avr_option_override): Initialize them.
5323 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5324 (avr_init_expanders): Initialize them. No more block several calls.
5325 (emit_push_sfr): New static function.
5326 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5328 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5329 (avr_print_operand): Print addreeses as symbols for
5330 RAMPX, RAMPY, RAMPD, CCP.
5331 (output_movhi): Handle AVR_XMEGA when writing to SP.
5332 (avr_out_movhi_mr_r_xmega): New static function.
5333 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5334 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5335 __RAMPD__, __CCP__ as needed.
5337 * config/avr/multilib.h: Regenerate.
5338 * config/avr/t-multilib: Regenerate.
5339 * config/avr/avr-tables.opt: Regenerate.
5341 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5343 PR tree-optimization/50561
5344 * graphite-flattening.c (lst_project_loop): Do not
5345 remove old scattering dimensions after flattening.
5346 (lst_do_flatten): Likewise.
5348 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5350 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5351 __builtin_avr_map8, __builtin_avr_map16.
5352 Document __builtin_avr_insert_bits.
5354 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5355 (insert_bits): New insn.
5356 (adjust_len.map_bits): Rename to insert_bits.
5357 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5358 * avr-protos.h (avr_out_map_bits): Remove.
5359 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5360 * config/avr/constraints.md (Cxf,C0f): New.
5361 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5362 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5363 New built-in define __BUILTIN_AVR_INSERT_BITS.
5364 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5365 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5366 (avr_move_bits): Rewrite.
5367 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5369 (avr_map_op_t): New typedef.
5370 (avr_map_op): New static variable.
5371 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5372 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5373 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5374 (bdesc_3arg, avr_expand_triop_builtin): New.
5375 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5376 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5377 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5378 (avr_map_equal_p, avr_map_sig_p): Remove.
5379 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5380 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5381 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5382 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5383 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5384 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5386 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5388 * config/c6x/c6x.md (reserve_cycles): New attribute.
5389 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5390 don't reserve functional units after the branch occurs.
5392 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5395 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5396 functions into non-tm_pure functions.
5398 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5401 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5402 (iterative_hash_canonical_type): Likewise.
5403 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5406 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5408 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5409 sched-group insn, it either remains alone or the entire list is pruned.
5411 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5413 * doc/install.texi (Prerequisites): Fix grammar.
5414 (Configuration): Likewise.
5416 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5418 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5419 MPC as part of GCC before describing configuring with --with-gmp etc.
5420 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5421 sources are present.
5423 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5426 * dwarf2out.c (clone_tree_hash): New function.
5427 (copy_decls_walk): Use it instead of clone_tree.
5429 2012-02-14 Richard Guenther <rguenther@suse.de>
5431 PR tree-optimization/52244
5432 PR tree-optimization/51528
5433 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5434 replacements for integral types.
5436 2012-02-14 Walter Lee <walt@tilera.com>
5438 * config.gcc: Handle tilegx and tilepro.
5439 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5441 Add HAVE_AS_TLS check for tilegx and tilepro.
5442 * configure: Regenerate.
5443 * doc/contrib.texi: Add Mat Hostetter and self.
5444 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5445 Document instruction intrinsics and network accessing intrinsics.
5446 (TILEPro Built-in Functions): New node. Document instruction
5447 intrinsics and network accessing intrinsics.
5448 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5449 (Specific, tilepro-*-linux*): Likewise.
5450 * doc/invoke.texi (TILE-Gx Options): New section.
5451 (TILEPro Options): New section.
5452 * doc/md.texi (TILE-Gx): New section.
5453 (TILEPro): New section.
5454 * common/config/tilegx/tilegx-common.c: New file.
5455 * common/config/tilepro/tilepro-common.c: New file.
5456 * config/tilegx/constraints.md: New file.
5457 * config/tilegx/linux.h: New file.
5458 * config/tilegx/mul-tables.c: New file.
5459 * config/tilegx/predicates.md: New file.
5460 * config/tilegx/sync.md: New file.
5461 * config/tilegx/t-tilegx: New file.
5462 * config/tilegx/tilegx-builtins.h: New file.
5463 * config/tilegx/tilegx-c.c: New file.
5464 * config/tilegx/tilegx-generic.md: New file.
5465 * config/tilegx/tilegx-modes.def: New file.
5466 * config/tilegx/tilegx-multiply.h: New file.
5467 * config/tilegx/tilegx-protos.h: New file.
5468 * config/tilegx/tilegx.c: New file.
5469 * config/tilegx/tilegx.h: New file.
5470 * config/tilegx/tilegx.md: New file.
5471 * config/tilegx/tilegx.opt: New file.
5472 * config/tilepro/constraints.md: New file.
5473 * config/tilepro/gen-mul-tables.cc: New file.
5474 * config/tilepro/linux.h: New file.
5475 * config/tilepro/mul-tables.c: New file.
5476 * config/tilepro/predicates.md: New file.
5477 * config/tilepro/t-tilepro: New file.
5478 * config/tilepro/tilepro-builtins.h: New file.
5479 * config/tilepro/tilepro-c.c: New file.
5480 * config/tilepro/tilepro-generic.md: New file.
5481 * config/tilepro/tilepro-modes.def: New file.
5482 * config/tilepro/tilepro-multiply.h: New file.
5483 * config/tilepro/tilepro-protos.h: New file.
5484 * config/tilepro/tilepro.c: New file.
5485 * config/tilepro/tilepro.h: New file.
5486 * config/tilepro/tilepro.md: New file.
5487 * config/tilepro/tilepro.opt: New file.
5489 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5491 PR tree-optimization/52210
5492 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5493 vect_model_simple_cost with two entry vect_def_type array instead
5494 of an address of dt.
5496 2012-02-14 Richard Guenther <rguenther@suse.de>
5499 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5500 Do not stream DECL_QUALIFIER.
5501 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5502 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5503 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5505 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5508 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5511 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5514 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5515 * cselib.c (cselib_subst_to_values_from_insn): New function.
5516 * sched-deps.c (add_insn_mem_dependence,
5517 sched_analyze_1, sched_analyze_2): Use it.
5519 2012-02-13 Jan Hubicka <jh@suse.cz>
5522 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5524 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5526 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5527 (GTM_SELF_SPECS): Define if not already defined.
5528 (driver_self_specs): Add GTM_SELF_SPECS.
5529 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5530 (GTM_SELF_SPECS): Define.
5531 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5532 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5534 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5536 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5539 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5542 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5543 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5545 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5548 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5550 2012-02-13 Richard Guenther <rguenther@suse.de>
5552 PR translation/52211
5553 * passes.c (enable_disable_pass): Fix typo.
5555 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5558 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5559 XOR for reduce_bit_field if type is unsigned.
5561 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5563 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5564 disallow changes from SFmode to mode with different size in FP regs.
5566 2012-02-12 Robert Millan <rmh@gnu.org>
5567 Gerald Pfeifer <gerald@pfeifer.com>
5569 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5572 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5574 PR rtl-optimization/52175
5575 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5576 to frame-related instructions.
5578 2012-02-10 Jason Merrill <jason@redhat.com>
5581 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5582 (demangle_new_symbols): Fill it.
5583 (scan_linker_output): Walk it.
5584 (start_tweaking): Split out from scan_linker_output.
5585 (maybe_tweak): Update sym->chosen.
5586 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5588 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5591 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5593 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5595 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5596 having the same mode as previous compare.
5598 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5600 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5601 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5602 (nonlocal_goto_internal): Likewise.
5603 (nonlocal_goto): Emit a use and an indirect jump directly.
5605 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5608 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5609 __atomic_{is,always}_lock_free.
5611 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5614 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5615 negative constant address for x32.
5617 2012-02-10 Richard Henderson <rth@redhat.com>
5619 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5620 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5621 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5623 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5624 Ira Rosen <irar@il.ibm.com>
5626 PR tree-optimization/50031
5627 * targhooks.c (default_builtin_vectorization_cost): Handle
5629 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5630 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5631 all types of reduction and pattern statements.
5632 (vect_estimate_min_profitable_iters): Likewise.
5633 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5634 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5635 for explicit realigns.
5636 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5637 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5639 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5640 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5641 vec_perm for VSX and handle vec_promote_demote.
5643 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5646 * builtins.c (fold_builtin_atomic_always_lock_free,
5647 expand_builtin_atomic_always_lock_free,
5648 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5649 Return and/or test boolean_true_node/boolean_false_node instead of
5650 integer_one_node/integer_zero_node.
5652 2012-02-10 Jan Hubicka <jh@suse.cz>
5655 * predict.c (predict_paths_for_bb): Prevent looping.
5656 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5658 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5660 * config/arm/arm.c (output_move_double): In one case properly
5661 count number of instructions that will be emitted.
5663 2012-02-10 Richard Guenther <rguenther@suse.de>
5665 PR translation/52193
5666 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5668 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5671 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5673 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5676 * var-tracking.c (emit_note_insn_var_location): If
5677 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5678 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5679 non-NOTE_DURING_CALL_P insn.
5681 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5684 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5686 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5689 * gcc.c (switch_matches) Support switches with separated form,
5692 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5694 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5696 (RAMPZ_ADDR): Ditto.
5697 * config/avr/avr.c (avr_addr_t): New typedef.
5698 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5699 (avr_init_expanders): Initialize it.
5700 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5702 (expand_epilogue): Ditto.
5703 (avr_print_operand): Ditto.
5704 (avr_file_start): Ditto.
5705 (avr_emit_movmemhi): Ditto.
5707 2012-02-08 Richard Guenther <rguenther@suse.de>
5709 PR tree-optimization/46886
5710 * tree-flow.h (do_while_loop_p): Declare.
5711 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5712 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5714 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5716 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5717 always succeed for integers larger than a native word.
5719 2012-02-08 Richard Guenther <rguenther@suse.de>
5721 PR rtl-optimization/52170
5722 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5723 properly handle integer vector modes.
5725 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5727 PR gcov-profile/52150
5728 * coverage.c: Include target.h.
5729 (build_var): Call targetm.strip_name_encoding on the assembler name.
5730 Change one _ into . or $ if the target allows it.
5731 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5733 PR rtl-optimization/52139
5734 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5735 is a BARRIER after emit_insn_after_noloc, move BB_END
5736 to the last non-BARRIER insn before it.
5738 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5741 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5742 (mips_gimplify_va_arg_expr): Call it instead of
5743 std_gimplify_va_arg_expr.
5745 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5747 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5748 message for -mno-pointers-to-nested-function.
5750 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5753 * expr.c (get_inner_reference): If there is an offset, add a negative
5754 bit position to it (if any).
5756 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5758 PR rtl-optimization/52060
5759 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5760 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5761 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5762 and/or i0src_copy2 when needed.
5764 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5766 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5767 or LTOPLUGINSONAME if have_c.
5769 * config/freebsd-spec.h: Add comment about what macros can be defined
5771 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5772 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5775 2012-02-07 Richard Guenther <rguenther@suse.de>
5777 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5778 newline in -alias dumps.
5780 2012-02-07 Kai Tietz <ktietz@redhat.com>
5781 Dave Korn <dave.korn.cygwin@gmail.com>
5784 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5785 Take care that typinfo gets dllexport-attribute.
5787 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5790 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5791 if modifier < EXPAND_SUM call force_operand on the result.
5793 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5795 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5796 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5798 (epiphany_function_type): Replace types for specific interrupts with
5799 EPIPHANY_FUNCTION_INTERRUPT.
5800 (EPIPHANY_INTERRUPT_P): Update.
5801 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5802 New static function.
5803 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5804 <disinterrupt>: Affects type identity.
5805 (epiphany_handle_interrupt_attribute): Handle variable number of
5807 (epiphany_compute_function_type): Update for new
5808 epiphany_function_type definition.
5809 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5810 handlers with a longcall forwarder.
5811 (epiphany_start_function): Handle multiple interrupt arguments and/or
5812 forwarder_section attribute.
5814 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5817 2012-02-07 Alan Modra <amodra@gmail.com>
5820 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5823 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5825 PR tree-optimization/50969
5826 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5827 use vec_perm rather than vector_stmt.
5828 (vect_model_load_cost): Likewise.
5829 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5830 vec_perm to be the same as other vector statements.
5831 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5832 cost of vec_perm for TARGET_VSX.
5834 2012-02-06 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/52115
5837 * tree-sra.c (access_has_replacements_p): New function.
5838 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5840 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5843 * trans-mem.c (expand_call_tm): Add an assertion.
5844 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5847 2012-02-06 Richard Guenther <rguenther@suse.de>
5849 PR tree-optimization/50955
5850 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5851 raise cost of expressions that replace an address with an
5852 expression based on a different pointer.
5854 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5857 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5858 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5860 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5863 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5864 -Weffc++ and specify guidelines come from second edition.
5866 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5868 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5869 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5870 (call_direct_split, call_value_split, call_value_internal_direct)
5871 (call_value_direct_split, call_value_multiple_split): Use jal and
5872 jal_macro attributes.
5874 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5876 * reload1.c (reload_regs_reach_end_p): Replace with...
5877 (reload_reg_rtx_reaches_end_p): ...this function.
5878 (new_spill_reg_store): Update commentary.
5879 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5880 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5881 before setting new_spill_reg_store.
5882 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5883 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5884 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5885 for non-spill reload registers.
5887 2012-02-05 Ira Rosen <irar@il.ibm.com>
5889 PR tree-optimization/52091
5890 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5891 (vect_is_simple_use_1): Likewise.
5892 * tree-vect-loop.c (vectorizable_reduction): Update calls
5893 to vect_is_simple_use_1 and vect_is_simple_use.
5894 (vectorizable_live_operation): Likewise.
5895 * tree-vect-patterns.c (widened_name_p,
5896 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5897 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5898 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5899 vectorizable_shift,vectorizable_operation, vectorizable_store,
5900 vectorizable_load): Likewise.
5901 (vect_is_simple_cond): Add an argument, pass it to
5902 vect_is_simple_use_1.
5903 (vectorizable_condition): Update calls to vect_is_simple_cond,
5905 (vect_is_simple_use): Add an argument, the statement in which
5906 OPERAND is used. Check that if OPERAND's def stmt is a double
5907 reduction phi node, the use is a phi node too.
5908 (vect_is_simple_use_1): Add an argument, pass it to
5910 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5911 to vect_is_simple_use.
5913 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5915 PR rtl-optimization/52095
5916 * modulo-sched.c (dump_insn_locator): New function.
5917 (loop_canon_p, sms_schedule): Use it.
5919 PR rtl-optimization/52113
5920 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5921 even for decomposable shift/zext insns.
5923 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5924 Zdenek Dvorak <ook@ucw.cz>
5926 PR rtl-optimization/52092
5927 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5928 on get_iv_value result.
5930 2012-02-02 Andrew Pinski <apinski@cavium.com>
5934 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5936 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5939 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5941 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5943 PR rtl-optimization/49800
5944 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5945 (sched_finish): Call regstat_free_n_sets_and_refs.
5947 2012-02-02 Jia Liu <proljc@gmail.com>
5949 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5952 2012-02-02 Jan Hubicka <jh@suse.cz>
5953 Tom de Vries <tom@codesourcery.com>
5956 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5957 * varpool.c (varpool_analyze_pending_decls): Likewise.
5959 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5960 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5962 * config.gcc: Add cr16-* support.
5964 * doc/extend.texi: Document cr16 extensions.
5965 * doc/install.texi: Document cr16 install.
5966 * doc/invoke.texi: Document cr16 options.
5967 * doc/md.texi: Document cr16 constraints.
5969 * common/config/cr16/cr16-common.c: New file.
5970 * config/cr16/cr16.c: New file.
5971 * config/cr16/cr16.h: New file.
5972 * config/cr16/cr16.md: New file.
5973 * config/cr16/cr16.opt: New file.
5974 * config/cr16/cr16-protos.h: New file.
5975 * config/cr16/predicates.md: New file.
5976 * config/cr16/constraints.md: New file.
5977 * config/cr16/t-cr16: New file.
5979 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5982 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5983 that operands[2] is either immediate, or q_regs_operand.
5985 PR tree-optimization/52073
5986 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5987 a pattern stmt for pattern uses, ignore uses outside of the loop.
5989 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5991 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5992 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5993 (OUT_AS1, OUT_AS2): Remove.
5995 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5997 PR rtl-optimization/51374
5998 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5999 to cross other volatile_refs_p insns.
6001 2012-02-01 Richard Guenther <rguenther@suse.de>
6003 * doc/invoke.texi (fno-inline): Clarify documentation.
6004 (finline-small-functions): Likewise.
6005 (finline-functions): Likewise.
6006 * common.opt (finline): Adjust comment and documentation.
6007 (finline-small-functions): Clarify documentation.
6008 (finline-functions): Likewise.
6009 (finline-functions-called-once): Likewise.
6011 2012-02-01 Tristan Gingold <gingold@adacore.com>
6013 * c-typeck.c (composite_type): Keep mode for pointers.
6015 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6017 * function.h (regno_reg_rtx): Adjust comment.
6018 * reginfo.c (init_reg_modes_target): Only use the previous mode
6019 if it fits within one register. Remove MIPS comment.
6021 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6024 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6026 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6028 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6029 to srak instruction.
6031 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6033 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6035 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6040 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6042 2012-01-31 Richard Guenther <rguenther@suse.de>
6044 PR tree-optimization/51528
6045 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6048 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6053 * ree.c (add_removable_extension): Change def_map argument
6054 to unsigned *, store in def_map 1 + offset into *insn_list vector
6055 instead of pointers into the vector.
6056 (find_removable_extensions): Adjust caller.
6058 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6060 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6061 Transform all "* quoted-c-code" to { c-code }.
6062 Remove redundant test for "optimize" in combine patterns.
6063 Move (include "avr-dimode.md") to end of file.
6065 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6068 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6069 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6071 2012-01-30 Richard Guenther <rguenther@suse.de>
6073 PR tree-optimization/52028
6074 * tree-loop-distribution.c (ldist_gen): Properly update
6077 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6080 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6081 set_cur_line_info_table if not emitting debug info.
6083 PR tree-optimization/52046
6084 * tree-vect-patterns.c (check_bool_pattern): Give up if
6085 a comparison could throw.
6088 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6090 2012-01-30 Richard Guenther <rguenther@suse.de>
6092 PR tree-optimization/52045
6093 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6094 SSA form if cfgcleanup did anything.
6096 2012-01-30 Richard Guenther <rguenther@suse.de>
6098 PR tree-optimization/52045
6099 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6100 before computing final todo.
6102 2012-01-30 Richard Guenther <rguenther@suse.de>
6104 PR tree-optimization/51528
6105 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6108 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6110 * df-problems.c (df_kill_notes): Check that the use refers
6111 to the note under examination.
6113 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6116 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6117 parameter and use short-lived pseudos.
6118 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6119 (sparc_expand_vector_init): Const-ify local variables and adjust
6120 calls to above functions.
6122 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6124 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6126 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6128 * doc/invoke.texi: Make usage of "compile time" and
6129 "run time"/"runtime" consistent throughout the file.
6131 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6133 * config/alpha/alpha.c (alpha_option_override): Default to
6134 full IEEE compliance mode for Go language.
6136 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6138 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6139 (LINK_SSP_SPEC): Define.
6141 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6144 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6147 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6149 * doc/invoke.texi: Correct hyphenation of "floating point",
6150 "double precision", and related terminology throughout the file.
6152 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6155 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6156 arm_general_register_operand predicate for operand 2 instead of
6159 2012-01-27 Ian Lance Taylor <iant@google.com>
6162 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6163 * builtins.c (expand_builtin_init_trampoline): Add onstack
6164 parameter. Change caller.
6165 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6166 * tree.c (build_common_builtin_nodes): Declare
6167 __builtin_init_heap_trampoline.
6169 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6171 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6172 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6173 * config/avr/avr.c: Ditto.
6174 (avr_regnames): Remove because unused.
6175 * config/avr/avr.md (*cpse.ne): New peephole.
6176 (*cpse.eq): New peephole from former cpse peepholes.
6178 2012-01-27 Michael Eager <eager@eagercon.com>
6180 * config/microblaze.c (microblaze_emit_compare): Correct
6181 test after pcmp instruction.
6183 2012-01-27 Richard Guenther <rguenther@suse.de>
6185 PR tree-optimization/52020
6186 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6188 2012-01-27 Richard Guenther <rguenther@suse.de>
6190 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6191 function non-const/pure.
6193 2012-01-27 Richard Guenther <rguenther@suse.de>
6195 PR tree-optimization/50444
6196 * tree-sra.c (build_ref_for_offset): Properly adjust the
6197 MEM_REF type for unaligned accesses.
6199 2012-01-27 Richard Guenther <rguenther@suse.de>
6201 PR tree-optimization/50444
6202 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6203 (expand_assignment): Use it. Properly handle misaligned
6204 bases when expanding stores to component references.
6205 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6208 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6211 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6212 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6213 * tree-data-ref.c (find_data_references_in_loop): Make static.
6214 (compute_all_dependences): Change return type to bool. Bail out
6215 for too many datarefs in a loop. Move the hunk resetting the data
6216 dependences vector from ...
6217 (compute_data_dependences_for_loop): ... here. Account for
6218 compute_all_dependences returning false.
6219 (compute_data_dependences_for_bb): Likewise.
6220 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6221 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6223 2012-01-27 Richard Guenther <rguenther@suse.de>
6226 * expr.c (store_field): Use the alias-set of the scratch memory
6229 2012-01-27 Tom de Vries <tom@codesourcery.com>
6231 PR tree-optimization/51990
6232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6234 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6236 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6239 * var-tracking.c (reverse_op): Don't add any reverse operation
6240 if V already has any constant locations.
6242 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6244 * doc/invoke.texi: Correct usage of "command line" (noun)
6245 vs "command-line" (adjective) throughout.
6247 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6249 * doc/invoke.texi (Language Independent Options): Move
6250 -Wcoverage-mismatch blurb from here....
6251 (Warning Options): ...to here.
6253 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6255 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6256 Set rs6000_always_hint to false for 476.
6258 2012-01-27 Matthias Klose <doko@ubuntu.com>
6260 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6262 * incpath.c (add_standard_paths): Likewise.
6264 2012-01-27 Richard Henderson <rth@redhat.com>
6266 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6267 * config/m68k/sync.md (atomic_test_and_set): Rename from
6268 sync_test_and_setqi and adjust the operands.
6269 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6270 and unconditionally enable.
6272 2012-01-27 Richard Henderson <rth@redhat.com>
6274 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6275 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6276 (ldstub): Rename from ldstubqi.
6277 (ldstub<I24MODE>): Remove.
6279 2012-01-27 Richard Henderson <rth@redhat.com>
6281 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6282 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6283 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6284 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6285 * doc/tm.texi: Rebuild.
6287 2012-01-27 Richard Henderson <rth@redhat.com>
6289 * optabs.c (gen_atomic_test_and_set): Remove default.
6290 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6292 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6294 PR rtl-optimization/51978
6295 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6296 (combine_reaching_defs): Likewise.
6297 (struct re_info): Remove.
6298 (add_removable_extension): Remove x and data arguments,
6299 add insn, insn_list and def_map. Use the arguments directly
6300 instead of using struct re_info.
6301 (find_removable_extensions): Don't call add_removable_extension
6302 through note_stores, instead just call it with single_set
6304 (find_and_remove_re): Pass curr_cand->expr instead of
6305 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6307 2012-01-26 Michael Matz <matz@suse.de>
6309 PR tree-optimization/46590
6310 * cfgexpand.c: Revert last change (r183305).
6311 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6313 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6314 checking for emptiness.
6316 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6319 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6320 non-addressable non-BLKmode base correctly.
6322 2012-01-26 Michael Matz <matz@suse.de>
6324 PR tree-optimization/48794
6325 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6326 regions referenced from RESX/EH_DISPATCH.
6328 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6330 * config/s390/s390.h: Make BRANCH_COST an option.
6331 * config/s390/s390.opt: New option -mbranch-cost.
6333 2012-01-26 Richard Henderson <rth@redhat.com>
6335 Revert 2012-01-24 change:
6336 * trans-mem.c (requires_barrier): Do not instrument thread local
6337 variables and emit save/restore for them.
6339 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6342 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6345 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6347 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6350 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6353 Rename __pgm to __flash.
6354 Rename __pgm1 to __flash1.
6355 Rename __pgm2 to __flash2.
6356 Rename __pgm3 to __flash3.
6357 Rename __pgm4 to __flash4.
6358 Rename __pgm5 to __flash5.
6359 Rename __pgmx to __memx.
6360 * doc/extend.texi (AVR Named Address Spaces)
6361 Rename address space names as indicated above.
6362 * config/avr/avr.c (avr_addrspace): Ditto.
6364 * config/avr/avr-protos.h
6365 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6366 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6367 * config/avr/predicates.md: Ditto.
6368 * config/avr/avr.c Ditto, and
6369 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6370 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6372 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6373 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6374 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6375 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6376 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6377 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6378 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6379 * config/avr/avr.c: Ditto.
6380 * config/avr/avr.md: Ditto.
6382 2012-01-25 Jason Merrill <jason@redhat.com>
6385 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6387 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6389 PR tree-optimization/51987
6390 * tree-data-ref.c (get_references_in_stmt): Handle references in
6391 non-volatile GIMPLE_ASM.
6393 2012-01-25 Richard Guenther <rguenther@suse.de>
6395 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6396 bases are dereferenced.
6398 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6400 PR rtl-optimization/48374
6401 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6403 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6405 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6406 compute_data_dependences_for_loop returns false.
6407 * tree-parloops.c (loop_parallel_p): Likewise.
6409 2012-01-25 Richard Guenther <rguenther@suse.de>
6411 * tree.h (get_pointer_alignment_1): Declare.
6412 * builtins.c (get_pointer_alignment_1): New function.
6413 (get_pointer_alignment): Use it.
6415 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6417 PR rtl-optimization/48308
6418 * combine.c (enum undo_kind): Add UNDO_LINKS.
6419 (struct undo): Add member l to other_contents and where.
6420 (do_SUBST_LINK): New.
6422 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6423 (undo_all): Handle UNDO_LINKS.
6425 2012-01-25 Richard Henderson <rth@redhat.com>
6427 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6430 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6432 * optabs.c (gen_atomic_test_and_set): Use each argument.
6434 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6436 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6437 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6438 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6439 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6440 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6441 TARGET_PAIRED_SINGLE_FLOAT.
6443 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6445 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6446 (in_struct, return_val): Remove MEM documentation.
6447 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6448 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6449 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6451 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6452 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6453 * expr.c (store_field): Likewise.
6454 * function.c (assign_stack_temp_for_type): Likewise.
6455 * ifcvt.c (noce_try_cmove_arith): Likewise.
6456 * reload1.c (reload): Likewise.
6457 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6458 (alpha_set_memflags): Likewise.
6459 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6461 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6463 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6465 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6466 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6467 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6469 * cselib.c (cselib_rtx_varies_p): Delete.
6470 (cselib_invalidate_mem): Update call to canon_true_dependence.
6471 * dse.c (record_store, check_mem_read_rtx): Likewise.
6472 (scan_reads_nospill): Likewise.
6473 * cse.c (check_dependence): Likewise.
6474 (cse_rtx_varies_p): Delete.
6475 * expr.c (safe_from_p): Update call to true_dependence.
6476 * ira.c (validate_equiv_mem_from_store): Likewise.
6477 (memref_referenced_p): Likewise.
6478 * postreload-gcse.c (find_mem_conflicts): Likewise.
6479 * sched-deps.c (sched_analyze_2): Likewise.
6480 * store-motion.c (load_kills_store): Likewise.
6481 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6482 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6483 (compute_transp): Update call to canon_true_dependence.
6485 2012-01-25 Richard Henderson <rth@redhat.com>
6487 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6488 (maybe_emit_atomic_test_and_set): New.
6489 (expand_sync_lock_test_and_set): Use it.
6490 (expand_atomic_test_and_set): Likewise.
6491 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6492 the implementation; clarify implementation defined details.
6493 * doc/md.texi (atomic_test_and_set): Document.
6495 2012-01-25 Richard Henderson <rth@redhat.com>
6497 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6499 2012-01-25 Richard Henderson <rth@redhat.com>
6502 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6503 to effect no-op split.
6505 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6508 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6509 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6510 (BT_FN_VOID_PTR_INT_SIZE): New.
6511 (BT_FN_UINT_UINT_VAR): Remove.
6512 (BT_FN_UINT32_UINT32_VAR): New.
6513 (BT_FN_DOUBLE_VPTR): Remove.
6514 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6516 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6517 (_ITM_changeTransactionMode): Same.
6518 (_ITM_memmoveRtWt): Change return type to void.
6519 (_ITM_memcpyRtWt): Same.
6520 (_ITM_memsetW): Same.
6521 (_ITM_RaRD): Change types to double.
6526 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6528 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6529 Patrick Marlier <patrick.marlier@gmail.com>
6531 * trans-mem.c (requires_barrier): Do not instrument thread local
6532 variables and emit save/restore for them.
6534 2012-01-24 Jason Merrill <jason@redhat.com>
6537 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6538 output static aliases.
6540 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6543 * common.opt (-pie, -shared, pie, shared): Change from Common to
6545 * gcc.c (display_help): Display help for -pie and -shared.
6547 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6550 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6551 Remove note on size/offset limitation.
6552 (AVR Variable Attributes): Add example how to read data located
6553 with progmem. Refer to named address spaces.
6554 * doc/invoke.texi (AVR Options): Fix typo.
6556 2012-01-24 Richard Guenther <rguenther@suse.de>
6558 Forward-port to trunk
6559 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6562 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6563 op0 isn't sufficiently aligned and there is movmisalignM
6564 insn for mode, use it to load op0 into a temporary register.
6566 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6569 * target.def (const_not_ok_for_debug_p): New hook.
6570 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6572 * doc/tm.texi: Regenerated.
6573 * dwarf2out.c (const_ok_for_output_1): If
6574 targetm.const_not_ok_for_debug_p returns true, fail.
6575 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6577 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6579 2012-01-23 Kai Tietz <ktietz@redhat.com>
6582 * config/i386/predicates.md (symbolic_operand): Allow
6583 UNSPEC_PCREL as PIC expression for lea.
6584 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6585 * config/i386/i386.c (ix86_delegitimize_address): Handle
6586 UNSPEC_PCREL for none-MEM, too.
6588 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6590 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6591 (ipa_tm_create_version_alias): Same.
6593 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6596 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6597 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6599 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6600 Patrick Marlier <patrick.marlier@gmail.com>
6601 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6604 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6605 simple_object_start_read.
6607 2012-01-23 Richard Guenther <rguenther@suse.de>
6610 PR tree-optimization/51895
6611 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6612 parameter decomposition into BLKmode components.
6614 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6616 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6617 fake variables for restrict-qualified pointers whose pointed-to type
6618 contains a placeholder.
6620 2012-01-23 Richard Guenther <rguenther@suse.de>
6622 PR tree-optimization/51949
6623 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6625 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6627 PR rtl-optimization/51933
6628 * ree.c (transform_ifelse): Return true right away if dstreg is
6629 already wider or equal to cand->mode.
6630 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6631 (make_defs_and_copies_lists): Remove defs_list and copies_list
6632 arguments, add state argument, just truncate state->work_list
6633 instead of always allocating and freeing the vector. Assert that
6634 get_defs succeeds instead of returning 2. Changed return type to bool.
6635 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6636 have ext_src_mode, see if it has been modified already with the
6637 right kind of extension and has been extended before from the
6638 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6639 just return true. Remember the original mode in state->modified array.
6640 (combine_reaching_defs): Add state argument. Don't allocate and
6641 free here def_list, copied_list and vec vectors, instead just
6642 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6643 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6644 Add state variable, clear vectors in it, initialize state.modified
6645 if needed. Free all the vectors at the end and state.modified too.
6646 Don't skip a candidate if the extension expression has been modified.
6648 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6651 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6652 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6653 (extra_options) interix.opt -> i386/interix.opt"
6654 (extra_objs):Add winnt-stubs.o
6655 * configure.ac: Add interix to target_os .comm on PE check.
6656 * configure: Regenerate.
6657 * config/interix3.h: Delete and move bits to..
6658 * config/interix.h: Delete and move bits to..
6659 * config/i386/i386-interix3.h: Delete and move bits to..
6660 * config/i386/i386-interix.h: ..here.
6661 (TARGET_CPU_DEFAULT): Remove redefinition.
6662 (TARGET_ASM_CONSTRUCTOR): Undefine.
6663 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6664 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6665 (PTRDIFF_TYPE): Define.
6666 (LONG_DOUBLE_TYPE_SIZE): Define.
6667 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6668 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6669 (TARGET_SECTION_TYPE_FLAGS): Define.
6670 (ASM_DECLARE_FUNCTION_NAME): Define.
6671 (ASM_OUTPUT_EXTERNAL): Define.
6672 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6673 (ASM_OUTPUT_ALIGNED_BSS): Define.
6674 (PCC_BITFIELD_TYPE_MATTERS): Define.
6675 (USE_CONST_SECTION): Define.
6676 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6677 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6678 (SUPPORTS_ONE_ONLY): Remove.
6679 (I386_PE_STRIP_ENCODING): Define.
6680 * config/interix.opt: Delete and move bits to..
6681 * config/i386/interix.opt: ..here. New.
6682 (mpe-aligned-commons): Add.
6683 * config/i386/t-interix: Add copyright header.
6684 (winnt-stubs.o): Add rule.
6686 2012-01-22 Jason Merrill <jason@redhat.com>
6689 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6690 for extra name aliases.
6692 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6694 PR rtl-optimization/51924
6695 * ree.c (combine_set_extension): Improve debugging message.
6696 (combine_reaching_defs): Likewise.
6697 (get_defs): Rename confusingly named variable.
6698 (find_and_remove_re): Skip a candidate if the extension expression has
6701 2012-01-21 Robert Millan <rmh@gnu.org>
6702 Gerald Pfeifer <gerald@pfeifer.com>
6704 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6705 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6707 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6709 PR tree-optimization/51914
6710 * tree-vect-stmts.c (vectorizable_conversion): For
6711 cvt_type && modifier == WIDEN, put temporary with cvt_type
6712 at the beginning of vec_dsts and set vec_dest to temporary
6715 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6717 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6719 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6721 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6722 * config/rs6000/rs6000.c: Likewise.
6724 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6727 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6728 output_move_double on a copy of operands array.
6730 2012-01-20 Cary Coutant <ccoutant@google.com>
6731 Dodji Seketeli <dodji@redhat.com>
6734 * dwarf2out.c (copy_declaration_context): Return ref to parent
6735 of declaration DIE, if necessary.
6736 (remove_child_or_replace_with_skeleton): Add new parameter; update
6737 caller. Place skeleton DIE under parent DIE of original declaration.
6738 Move call to copy_declaration_context to here ...
6739 (break_out_comdat_types): ... from here.
6741 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6743 PR rtl-optimization/51856
6744 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6747 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6750 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6751 hints for neon loads and stores.
6753 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6757 * doc/extend.texi (Named Address Spaces): Split into subsections.
6758 (AVR Named Address Spaces): New subsection.
6759 (M32C Named Address Spaces): New subsection.
6760 (RL78 Named Address Spaces): New subsection.
6761 (SPU Named Address Spaces): New subsection.
6762 (Variable Attributes): New anchor "AVR Variable Attributes".
6763 (AVR Variable Attributes): Rewrite and avoid wording
6764 "address space" in this context.
6765 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6766 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6767 (AVR Built-in Macros): New subsubsection therein.
6768 * doc/md.texi (AVR constraints): Remove "C04", "R".
6770 2012-01-20 Richard Guenther <rguenther@suse.de>
6772 PR tree-optimization/51903
6773 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6774 when removing stmts.
6776 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6779 * config/arm/arm.c (arm_load_pic_register): Use
6780 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6781 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6782 (arm_pic_static_addr): Likewise.
6783 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6784 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6785 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6786 (pic_load_addr_unified): New.
6788 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6791 * function.c (instantiate_virtual_regs_in_insn): Use
6792 delete_insn_and_edges when removing a wrong asm insn.
6794 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6796 PR rtl-optimization/40761
6797 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6798 Add new member loop_num.
6799 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6800 (ira_build): Remove the parameter.
6802 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6803 (ira.c): Do not build CFG loops for one region allocation. Remove
6804 argument from ira_build call.
6806 * ira-build.c (init_loop_tree_node): New function.
6807 (create_loop_tree_nodes): Use it. Separate the case when CFG
6808 loops are not built.
6809 (more_one_region_p): Check current_loops.
6810 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6812 (add_loop_to_tree): Process loop equal to NULL too.
6813 (form_loop_tree): Separate the case when CFG loops are not built.
6814 Use explicitly number for the root.
6815 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6817 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6818 instead of loop->num.
6819 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6820 (mark_all_loops_for_removal): Ditto.
6821 (remove_unnecessary_regions): Separate the case when CFG loops
6823 (ira_build): Remove the parameter. Use explicit number of regions
6824 when CFG loops are not built.
6826 * ira-color.c (print_loop_title): Separate the case for the root node.
6827 Use loop_num instead of loop->num.
6828 (move_spill_restore): Use loop_num instead of loop->num.
6830 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6831 (change_loop): Ditto.
6832 (change_loop): Use loop_num instead of loop->num.
6834 * ira-lives.c (process_bb_node_lives): Ditto.
6836 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6838 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6840 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6843 * tree-mudflap.c (mf_artificial): New function.
6844 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6845 mx_register_decls, mudflap_enqueue_decl): Use it.
6848 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6849 numbers in the insn pattern.
6851 2012-01-19 Michael Matz <matz@suse.de>
6853 PR tree-optimization/46590
6854 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6855 use it in remembering which conflicts we already created.
6856 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6859 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6862 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6863 (merge_and_complain): Same.
6865 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6868 * config/initfini-array.h: Guard content of the header
6869 with #ifdef HAVE_INITFINI_ARRAY.
6870 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6871 Add initfini-array.h to tm_file here.
6872 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6873 * config.gcc: Don't add initfini-array.h to tm_file here.
6874 * configure: Regenerated.
6876 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6878 PR rtl-optimization/51505
6879 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6880 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6881 (df_note_bb_compute): Update the call to df_kill_notes.
6883 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6885 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6887 2012-01-18 Richard Guenther <rguenther@suse.de>
6889 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6890 of conversions to void *.
6892 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6893 Richard Sandiford <rdsandiford@googlemail.com>
6897 * optabs.h (simplify_expand_binop): Declare.
6898 * optabs.c (simplify_expand_binop): Make global.
6899 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6900 endian targets if the source cannot be exactly covered by word
6903 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6906 * hard-reg-set.h (struct hard_reg_set_container): New type.
6907 * target.h (struct hard_reg_set_container): Forward declare.
6908 * target.def (set_up_by_prologue): New target hook.
6909 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6910 * doc/tm.texi: Regenerated.
6911 * function.c (thread_prologue_and_epilogue_insns): Change
6912 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6913 Call targetm.set_up_by_prologue on it.
6914 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6915 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6917 2012-01-17 Nick Clifton <nickc@redhat.com>
6919 * config/rx/rx.c (rx_can_use_simple_return): New function.
6920 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6921 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6923 2012-01-17 Richard Guenther <rguenther@suse.de>
6926 * expr.c (expand_assignment): Take address-space information
6927 from the address operand of MEM_REF and TARGET_MEM_REF.
6928 (expand_expr_real_1): Likewise.
6930 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6932 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6933 reload dump is requested.
6935 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6938 * trans-mem.c (requires_barrier): Call may_be_aliased.
6940 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6942 PR tree-optimization/51877
6943 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6944 call arguments and fndecls compare equal, instead return false if they
6945 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6946 both SSA_NAMEs that are valueized the same, or they satisfy
6949 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6951 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6953 * configure: Regenerate.
6955 2012-01-16 Jan Hubicka <jh@suse.cz>
6959 * convert.c (convert_to_integer): Use fold_convert for
6960 converting an INTEGER_CST to integer type.
6962 2012-01-16 Jason Merrill <jason@redhat.com>
6965 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6967 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6970 * config/s390/s390.c (s390_chunkify_start): Don't skip
6971 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6972 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6973 If insn is followed by NOTE_INSN_VAR_LOCATION or
6974 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6975 Don't use location of note insns.
6977 PR tree-optimization/51865
6978 * tree-inline.c (tree_function_versioning): Call remap_decl
6979 on DECL_RESULT whenever it has VOID_TYPE_P type.
6981 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6983 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6984 for calls to locally-binding MIPS16 functions if only the return
6985 type uses float regs.
6987 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6988 Richard Sandiford <rdsandiford@googlemail.com>
6990 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6991 (SYMBOL_32_HIGH): Likewise.
6992 (mips_output_tls_reloc_directive): Declare.
6993 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6994 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6995 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6996 (mips_lo_relocs, mips_hi_relocs): Make extern.
6997 (mips16_stub_function): Move up file.
6998 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6999 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7000 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7001 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7002 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7003 (mips_get_tp): Add MIPS16 support.
7004 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7005 Generalize DTPREL and TPREL handling.
7006 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7007 Add MIPS16 TLS support.
7008 (mips_output_tls_reloc_directive): New function.
7009 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7010 * config/mips/predicates.md (symbolic_operand_with_high)
7011 (tls_reloc_operand): New predicates.
7012 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7013 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7014 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7015 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7016 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7017 (*tls_get_tp_mips16_call_<mode>): Likewise.
7019 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7021 PR rtl-optimization/51821
7022 * recog.c (peep2_find_free_register): Determine clobbered registers
7025 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7028 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7029 * config/avr/avr.c: Likewise.
7030 * config/avr/avr.h: Likewise.
7032 2012-01-13 Ian Lance Taylor <iant@google.com>
7035 * tree.h (TYPE_QUALS): Add cast to int.
7036 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7038 2012-01-13 Ian Lance Taylor <iant@google.com>
7040 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7041 comparing param_index to VEC_length result.
7043 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7045 * c-decl.c: Do not include tree-mudflap.h
7046 * tree-optimize.c: Likewise.
7047 * Makefile.in: Update dependencies.
7049 2012-01-13 Richard Guenther <rguenther@suse.de>
7052 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7053 variable-sized result always use RSO.
7055 2012-01-12 DJ Delorie <dj@redhat.com>
7057 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7058 pointer type, not just the default pointer type.
7060 2012-01-09 Richard Henderson <rth@redhat.com>
7061 Denis Chertykov <chertykov@gmail.com>
7064 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7065 * config/avr/avr.c (avr_can_eliminate): Simplify.
7066 (avr_initial_elimination_offset): Likewise.
7067 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7068 (expand_epilogue): Likewise.
7069 (avr_legitimize_address): Gut.
7070 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7071 (avr_hard_regno_nregs): New.
7072 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7073 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7074 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7075 add soft frame pointer.
7076 (CALL_USED_REGISTERS): Likewise.
7077 (REG_CLASS_CONTENTS): Likewise.
7078 (REGISTER_NAMES): Likewise.
7079 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7080 (HARD_FRAME_POINTER_REGNUM): New.
7081 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7082 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7083 remove the HARD_FRAME_POINTER self-elimination.
7085 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7088 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7089 DECL_EXTERNAL when checking for initializers of progmem variables.
7091 2012-01-12 Ira Rosen <irar@il.ibm.com>
7093 PR tree-optimization/51799
7094 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7095 that the last operation is a type demotion.
7097 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7099 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7100 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7102 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7105 * combine.c (distribute_notes): If i3 is a noreturn call,
7106 allow old_size to be equal to args_size and make sure the
7107 noreturn call gets REG_ARGS_SIZE note.
7108 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7109 on noreturn calls even when the delta is 0.
7111 2012-01-11 Nathan Sidwell <nathan@acm.org>
7113 * gcov.c (STRING_SIZE): Remove.
7114 (generate_results): Erase annotations for source files with no
7115 coverage information.
7117 (output_lines): Use it.
7119 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7121 * gimple.h (gimplify_body): Remove first argument.
7122 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7123 pointer set here, instead just pass DATA to walk_tree.
7124 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7125 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7126 (unvisit_body): Likewise, but with unmark_visited.
7127 (gimplify_body): Remove BODY_P argument and adjust.
7128 (gimplify_function_tree): Adjust call to gimplify_body.
7129 * omp-low.c (finalize_task_copyfn): Likewise.
7131 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7133 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7134 (build_function_type_skip_args): Delete.
7135 * tree.c (build_function_type_skip_args): Make static and add
7136 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7137 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7138 pass it to build_function_type_skip_args.
7139 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7140 (tree_function_versioning): Likewise.
7141 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7142 build_function_decl_skip_args.
7143 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7144 and pass it to build_function_decl_skip_args/tree_function_versioning.
7145 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7146 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7147 * trans-mem.c (ipa_tm_create_version): Likewise.
7148 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7149 * tree-inline.c (declare_return_variable): Remove always-true test.
7150 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7151 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7152 * ipa-split.c (split_function): Skip the return value for the split
7153 part if it doesn't return.
7155 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7157 PR tree-optimization/49642
7158 * ipa-split.c (forbidden_dominators): New variable.
7159 (check_forbidden_calls): New function.
7160 (dominated_by_forbidden): Likewise.
7161 (consider_split): Check for forbidden dominators.
7162 (execute_split_functions): Initialize and free forbidden
7163 dominators info; call check_forbidden_calls.
7165 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7167 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7169 2012-01-11 Nick Clifton <nickc@redhat.com>
7171 * config/rx/rx.md (return): Define pattern.
7173 2012-01-11 Richard Guenther <rguenther@suse.de>
7175 * doc/extend.texi (malloc attribute): Adjust according to
7178 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7179 Patrick Marlier <patrick.marlier@gmail.com>
7182 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7183 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7184 (ipa_tm_note_irrevocable): Same.
7185 (ipa_tm_scan_irr_block): Same.
7186 (ipa_tm_decrement_clone_counts): Same.
7187 (ipa_tm_scan_irr_function): Same.
7188 (ipa_tm_create_version_alias): Same.
7189 (ipa_tm_create_version): Same.
7190 (ipa_tm_transform_calls_redirect): Same.
7191 (ipa_tm_transform_calls): Same.
7192 (ipa_tm_transform_transaction): Same.
7193 (ipa_tm_execute): Same.
7195 2012-01-10 Richard Guenther <rguenther@suse.de>
7198 * opts.c (common_handle_option): Handle -Werror.
7200 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7202 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7205 2012-01-10 Jason Merrill <jason@redhat.com>
7207 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7210 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7212 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7213 supports R_386_TLS_GD_PLT reloc.
7214 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7215 supports R_386_TLS_LDM_PLT reloc.
7216 * configure: Regenerate.
7217 * config.in: Regenerate.
7219 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7222 Extend __pgmx semantics to linearize memory.
7223 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7224 determine if code comes inline or from libgcc.
7225 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7226 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7227 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7228 (movmemx_qi, movmemx_hi): New insns.
7229 (xload_<mode>_libgcc): Rewrite to new insn condition.
7230 (xload_<mode>): Remove insns.
7231 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7232 cases that don't satisfy avr_xload_libgcc_p().
7233 (avr_addr_space_convert): Allow converting in any direction.
7234 (avr_addr_space_subset_p): Return always true.
7235 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7236 (avr_emit_movmemhi): Ditto.
7237 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7238 (avr_out_movmem): Ditto.
7239 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7240 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7241 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7242 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7243 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7245 2012-01-10 Richard Guenther <rguenther@suse.de>
7247 PR tree-optimization/50913
7248 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7249 Require data-refs to be representable by Graphite with respect
7252 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7254 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7255 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7257 2012-01-10 Tom de Vries <tom@codesourcery.com>
7259 PR rtl-optimization/51271
7260 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7261 handling annulled branch.
7263 2012-01-10 Richard Henderson <rth@redhat.com>
7265 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7266 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7267 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7268 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7269 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7270 arm_expand_vec_perm_const): New.
7271 * config/arm/arm-protos.h: Update.
7272 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7273 (*neon_vswp<VDQX>): New.
7274 (neon_vcombine<VDX>): Use neon_split_vcombine.
7275 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7276 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7277 (vec_perm<VE>): New.
7279 2012-01-10 Richard Henderson <rth@redhat.com>
7281 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7282 use it if reload_completed.
7283 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7284 arm_output_asm_insn, arm_process_output_memory_barrier,
7285 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7286 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7287 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7288 arm_process_output_sync_insn, arm_output_sync_insn,
7289 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7290 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7291 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7292 (emit_unlikely_jump): New.
7293 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7294 (arm_split_atomic_op): New.
7295 * config/arm/arm-protos.h: Update.
7296 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7297 (struct arm_sync_generator): Remove.
7298 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7299 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7300 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7301 (VUNSPEC_LL, VUNSPEC_SC): New.
7302 (sync_result, sync_memory, sync_required_value, sync_new_value,
7303 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7304 (attr length): Don't use arm_sync_loop_insns.
7305 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7306 (movsfcc, movdfcc): Likewise.
7307 * config/arm/constraints.md (Ua): New.
7308 * config/arm/prediates.md (mem_noofs_operand): New.
7309 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7310 (sync_clobber, sync_t2_reqd): Remove.
7311 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7312 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7313 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7314 (arm_sync_compare_and_swap<SIDI>): Remove.
7315 (arm_sync_compare_and_swap<NARROW>): Remove.
7316 (arm_sync_lock_test_and_set<SIDI>): Remove.
7317 (arm_sync_lock_test_and_set<NARROW>): Remove.
7318 (arm_sync_new_<syncop><SIDI>): Remove.
7319 (arm_sync_new_<syncop><NARROW>): Remove.
7320 (arm_sync_new_nand<SIDI>): Remove.
7321 (arm_sync_new_nand<NARROW>): Remove.
7322 (arm_sync_old_<syncop><SIDI>): Remove.
7323 (arm_sync_old_<syncop><NARROW>): Remove.
7324 (arm_sync_old_nand<SIDI>): Remove.
7325 (arm_sync_old_nand<NARROW>): Remove.
7326 (*memory_barrier): Merge arm_output_memory_barrier.
7327 (atomic_compare_and_swap<QHSD>): New.
7328 (atomic_compare_and_swap<NARROW>_1): New.
7329 (atomic_compare_and_swap<SIDI>_1): New.
7330 (atomic_exchange<QHSD>): New.
7331 (cas_cmp_operand, cas_cmp_str): New.
7332 (atomic_op_operand, atomic_op_str): New.
7333 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7334 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7335 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7336 (arm_load_exclusive<NARROW>): New.
7337 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7338 (arm_store_exclusive<QHSD>): New.
7340 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7342 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7343 reload patterns if -mvsx-scalar-memory.
7345 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7346 generated, even -mno-vsx-scalar-double was used.
7347 (vsx_xscvdpsp_scalar): Likewise.
7348 (vsx_xscvspdp_scalar2): Likewise.
7350 2012-01-09 Tom de Vries <tom@codesourcery.com>
7351 Andrew Pinski <apinski@cavium.com>
7354 * reorg.c (fill_slots_from_thread): Don't speculate
7355 frame-related insns.
7357 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7359 * sched-int.h (bb_note): Move to...
7360 * basic-block.h: ...here.
7361 * haifa-sched.c (bb_note): Move to...
7362 * cfgrtl.c: ...here.
7363 * function.c (next_block_for_reg): New function.
7364 (move_insn_for_shrink_wrap): Likewise.
7365 (prepare_shrink_wrap): Rewrite to use the above.
7367 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7369 * gimple.c (is_gimple_non_addressable): Remove.
7370 * gimple.h: Remove is_gimple_non_addressable.
7371 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7372 is_gimple_non_addressable.
7373 * trans-mem.c (expand_assign_tm): Same.
7375 2012-01-09 Richard Guenther <rguenther@suse.de>
7377 PR tree-optimization/51775
7378 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7379 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7381 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7383 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7385 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7387 2012-01-09 Richard Guenther <rguenther@suse.de>
7389 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7391 2012-01-08 Jan Hubicka <jh@suse.cz>
7393 PR tree-optimize/51680
7394 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7395 on when known_vals needs to be computed; cleanup.
7397 2012-01-08 Jan Hubicka <jh@suse.cz>
7399 PR tree-optimize/51694
7400 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7402 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7404 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7405 for -std=c++98 and -std=c++11 too.
7407 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7409 * cfgloop.c (cancel_loop): Add free() of bbs array.
7411 2012-01-07 Jan Hubicka <jh@suse.cz>
7413 PR tree-optimization/51600
7414 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7415 that benefits small functions.
7417 2012-01-07 Jan Hubicka <jh@suse.cz>
7419 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7421 2012-01-07 Jan Hubicka <jh@suse.cz>
7423 PR tree-optimization/51680
7424 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7425 whose inlining reduce unit size.
7427 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7430 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7431 Add canonical node to containing_mem chain after the non-canonical
7432 one, even if there weren't any locs to propagate.
7433 (remove_useless_values): Keep only canonical values.
7434 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7435 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7436 canonicalize mem_chain elements that are not discarded.
7438 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7441 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7442 before emitting functions.
7444 PR gcov-profile/50127
7445 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7446 clear_aux_for_blocks.
7448 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7451 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7453 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7455 * c-decl.c (ext_block): Moved up.
7456 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7458 2012-01-06 Han Shen <shenhan@google.com>
7460 Translate built-in include paths for sysroot.
7461 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7462 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7464 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7465 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7467 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7468 control whether sysroot should be prepended to gxx include dir.
7470 * configure: Regenerate.
7472 2012-01-06 Torvald Riegel <triegel@redhat.com>
7474 PR rtl-optimization/51771
7475 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7476 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7478 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7480 PR tree-optimization/51315
7481 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7482 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7484 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7487 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7488 for shrp pattern. Correctly handle and fixup shift variable.
7489 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7491 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7494 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7495 note when !ACCUMULATE_OUTGOING_ARGS.
7497 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7499 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7501 (extract_range_from_unary_expr_1): Avoid useless computations.
7503 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7505 PR rtl-optimization/51767
7506 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7507 of jump_block and add an extra edge for degenerated asm gotos.
7510 * stmt.c (check_unique_operand_names): Don't ICE during error
7511 reporting if i is from labels chain.
7514 * profile.c (branch_prob): Split bbs that have exit edge
7515 and need a fake entry edge too.
7517 2012-01-05 Jan Hubicka <jh@suse.cz>
7520 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7523 2012-01-05 Richard Guenther <rguenther@suse.de>
7526 * tree-streamer-out.c (write_ts_optimization): New function.
7527 (streamer_write_tree_body): Call it.
7528 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7529 (streamer_read_tree_body): Call it.
7530 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7532 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7535 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7536 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7537 in_cleanup_point_expr before gimplify_stmt call and restore it
7539 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7540 in_cleanup_point_expr is false.
7542 2012-01-05 Richard Guenther <rguenther@suse.de>
7545 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7547 * toplev.c (process_options): Reject combining mudflap and LTO.
7548 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7550 2012-01-05 Richard Guenther <rguenther@suse.de>
7552 PR tree-optimization/51760
7553 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7555 (bit_value_unop): Handle UNDEFINED operands.
7556 (bit_value_binop): Likewise.
7558 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7560 * config/avr/avr.c (avr_replace_prefix): Remove.
7561 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7562 (avr_asm_function_rodata_section): Ditto.
7563 (avr_asm_select_section): Ditto.
7565 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7567 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7570 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7573 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7574 calls that have any non-fake successor edges.
7577 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7579 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7581 PR tree-optimization/51624
7582 * tree-sra.c (build_ref_for_model): When replicating a chain of
7583 COMPONENT_REFs, stop as soon as the offset would become negative.
7585 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7588 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7589 in .debug_loc on the floor.
7591 2012-01-04 Andrew Pinski <apinski@cavium.com>
7593 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7595 2012-01-04 Andrew Pinski <apinski@cavium.com>
7596 Adam Nemet <anemet@caviumnetworks.com>
7598 * config/mips/mips.md (size): Add SI and DI.
7599 (SIZE): New mode attribute.
7600 (U): New code attribute.
7601 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7602 (mips_lbux_<mode>): Delete.
7603 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7604 (mips_lhx): Use gen_mips_lhx_extsi.
7605 (mips_lhx_<mode>): Delete.
7607 (mips_l<size>x): New expand.
7608 (mips_lwx_<mode>): Delete.
7609 (mips_l<GPR:size>x_<P:mode>): New pattern.
7610 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7611 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7612 * config/mips/mips.c (mips_lx_address_p): New function.
7613 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7614 (dsp64): New availability predicate.
7615 (mips_builtins): Add an entry for __builtin_mips_ldx.
7616 * config/mips/mips.h (ISA_HAS_LBX): New define.
7617 (ISA_HAS_LBUX): Likewise.
7618 (ISA_HAS_LHX): Likewise.
7619 (ISA_HAS_LHUX): Likewise.
7620 (ISA_HAS_LWX): Likewise.
7621 (ISA_HAS_LWUX): Likewise.
7622 (ISA_HAS_LDX): Likewise.
7623 * doc/extend.texi (__builtin_mips_ldx): Document.
7625 2012-01-04 Tristan Gingold <gingold@adacore.com>
7627 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7628 when long pointers are used.
7629 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7630 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7631 (ia64-hp-*vms*): Remove.
7632 * config/vms/xm-vms64.h: Delete.
7634 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7637 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7639 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7641 * opts.c (finish_options): Remove duplicate sorry.
7643 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7646 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7649 2012-01-04 Richard Guenther <rguenther@suse.de>
7652 * tree.c (size_low_cst): New function.
7653 * tree.h (size_low_cst): Declare.
7654 * fold-const.c (fold_comparison): Use it to extract the low
7655 part of the POINTER_PLUS_EXPR offset.
7657 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7659 Fix clearing ZERO_REG
7660 * config/avr/avr.md (cc): Add alternative "ldi".
7661 (movqi_insn): Use it in cc attribute.
7662 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7663 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7664 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7666 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7668 * configure: Regenerate.
7670 2012-01-04 Richard Guenther <rguenther@suse.de>
7672 PR tree-optimization/49651
7673 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7674 (var_can_have_subvars): Use it.
7675 (get_constraint_for_1): Only consider subfields if there can be any.
7677 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7680 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7681 to its new canonical_cselib_val and the cselib_val was in
7682 first_containing_mem chain, but the canonical_cselib_val was not,
7683 add the latter into the chain.
7684 (cselib_invalidate_mem): Compare canonical_cselib_val of
7685 addr_list chain elt with v.
7688 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7689 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7691 (output_macinfo_op): Don't ggc_strdup fd->filename.
7692 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7693 then ggc_strdup it. Don't free inc->info or cur->info.
7694 (output_macinfo): Don't free ref->info or file->info.
7696 2012-01-03 Ira Rosen <irar@il.ibm.com>
7698 PR tree-optimization/51269
7699 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7700 first_niters a pointer.
7701 (slpeel_tree_peel_loop_to_edge): Likewise.
7702 (vect_do_peeling_for_loop_bound): Update call to
7703 slpeel_tree_peel_loop_to_edge.
7704 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7705 here. Remove it from the parameters list.
7706 (vect_do_peeling_for_alignment): Update calls and compute
7709 2012-01-03 Richard Guenther <rguenther@suse.de>
7711 PR tree-optimization/51070
7712 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7713 Properly handle calls.
7715 2012-01-03 Richard Guenther <rguenther@suse.de>
7717 PR tree-optimization/51692
7718 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7719 the LHS of allocation stmts.
7721 2012-01-03 Olivier Hainque <hainque@adacore.com>
7723 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7725 2012-01-03 Olivier Hainque <hainque@adacore.com>
7727 * collect2.c (main): In AIX specific computations for vector
7728 insertions, use CONST_CAST2 to cast from char ** to const char **.
7730 2012-01-03 Richard Guenther <rguenther@suse.de>
7733 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7734 the context of a limbo DIE when it does not already exist.
7736 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7738 PR tree-optimization/51719
7739 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7740 but direct call is, clear direct call's lhs and don't add fallthrough
7741 edge from dcall_bb to join_bb and PHIs.
7743 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7745 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7746 the instructions emitted by the pattern.
7747 ("*TDC_insn_<mode>"): Add comment.
7749 2012-01-03 Richard Guenther <rguenther@suse.de>
7752 * fold-const.c (fold_comparison): Properly canonicalize
7753 tree offset and HOST_WIDE_INT bit position.
7755 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7757 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7758 operands for extzv pattern.
7760 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7763 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7766 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7768 * doc/invoke.texi (-flto and related options): Copy-edit.
7770 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7772 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7774 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7776 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7779 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7781 * expr.h (move_by_pieces_ninsns): Declare.
7782 * expr.c (move_by_pieces_ninsns): Make external.
7783 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7784 (mips_store_by_pieces_p): Likewise.
7785 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7786 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7787 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7788 (mips_store_by_pieces_p): Likewise.
7790 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7792 * passes.c (register_one_dump_file): Free full_name.
7794 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7795 (calculate_elim_costs_all_insns): Free offsets_at and
7796 offsets_known_at at the end and clear the pointers.
7798 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7800 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7801 this option introduced in r180739.
7803 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7806 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7807 (tmake_file target=avr): Add avr/t-multilib.
7809 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7810 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7811 * config/avr/genmultilib.awk: New file.
7812 * config/avr/t-multilib: New auto-generated file.
7813 * config/avr/multilib.h: New auto-generated file.
7814 * config/avr/t-avr (AVR_MCUS): New variable.
7815 (genopt.sh): Use it.
7816 (s-mlib): Depend on t-multilib.
7817 (t-multilib, multilib.h): New dependencies.
7818 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7819 (MULTILIB_OPTIONS): Remove.
7820 (MULTILIB_MATCHES): Remove.
7821 (MULTILIB_DIRNAMES): Remove.
7822 (MULTILIB_EXCEPTIONS): Remove:
7823 * config/avr/genopt.sh: Don't use hard coded file name;
7824 pass AVR_MCUS from t-avr instead.
7826 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7828 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7830 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7832 Implement light-weight DImode support.
7833 * config/avr/avr-dimode.md: New file.
7834 * config/avr/avr.md: Include it.
7835 (adjust_len): Add plus64, compare64.
7836 (HIDI): Remove code iterator.
7837 (code_stdname): New code attribute.
7838 (rotx, rotsmode): Remove DI.
7839 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7841 * config/avr/avr-protos.h (avr_have_dimode): New.
7842 (avr_out_plus64, avr_out_compare64): New.
7843 * config/avr/avr.c (avr_out_compare): Handle DImode.
7844 (avr_have_dimode): New variable definition and initialization.
7845 (avr_out_compare64, avr_out_plus64): New functions.
7846 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7847 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7848 (avr_compare_pattern): Skip DImode comparisons.
7850 2012-01-02 Revital Eres <revital.eres@linaro.org>
7852 * ddg.c (def_has_ccmode_p): New function.
7853 (add_cross_iteration_register_deps,
7854 create_ddg_dep_from_intra_loop_link): Call it.
7856 2012-01-02 Richard Guenther <rguenther@suse.de>
7859 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7861 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7863 * gcc.c (process_command): Update copyright notice dates.
7864 * gcov.c (print_version): Likewise.
7865 * gcov-dump.c (print_version): Likewise.
7866 * mips-tfile.c (main): Likewise.
7867 * mips-tdump.c (main): Likewise.
7869 2012-01-01 Ira Rosen <irar@il.ibm.com>
7871 PR tree-optimization/51704
7872 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7873 a use is inside the basic block or loop before accessing its vect info.
7875 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7877 PR rtl-optimization/51069
7878 * cfgloopmanip.c (remove_path): Removing path making irreducible
7879 region unconditional makes BB part of the region.
7881 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7883 PR tree-optimization/51683
7884 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7885 calls with side-effects.
7886 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7888 Copyright (C) 2012 Free Software Foundation, Inc.
7890 Copying and distribution of this file, with or without modification,
7891 are permitted in any medium without royalty provided the copyright
7892 notice and this notice are preserved.