1 2013-05-03 Marek Polacek <polacek@redhat.com>
4 2013-04-25 Marek Polacek <polacek@redhat.com>
6 PR tree-optimization/57066
7 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
9 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
11 Backport from mainline
12 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
17 (*zero_extendsidi2): Ditto.
19 Backport from mainline
20 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
23 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
25 2013-04-29 Christian Bruel <christian.bruel@st.com>
28 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
30 2013-04-27 Jakub Jelinek <jakub@redhat.com>
33 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
34 the immediate rotate count.
36 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
38 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
40 2013-04-19 Matthias Klose <doko@ubuntu.com>
44 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
46 Backport from mainline
47 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
48 Alexander Monakov <amonakov@ispras.ru>
51 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
52 flush pending lists also on non-jumps. Adjust comment.
55 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
57 * sched-deps.c (add_dependence_list_and_free): Simplify.
58 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
59 lists when add_dependence_list_and_free doesn't free them.
61 2013-04-19 Marek Polacek <polacek@redhat.com>
63 Backport from mainline
64 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
65 Jakub Jelinek <jakub@redhat.com>
67 PR tree-optimization/48189
68 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
69 If nitercst is 0, don't predict the exit edge.
71 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
73 Backport from mainline
74 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
75 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
77 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
80 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
82 * doc/tm.texi: Update.
83 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
84 * target.def (force_at_comp_dir): New hook.
85 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
86 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
88 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
91 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
92 (S_MODES): Set H_MODE bit.
93 (SF_MODES): Set only S_MODE and SF_MODE bits.
94 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
95 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
96 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
97 <MODE_FLOAT>: Likewise.
99 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
101 Backport from mainline:
102 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
105 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
106 nuses, make sure we have a label.
108 2013-04-11 Richard Biener <rguenther@suse.de>
110 * BASE-VER: Set to 4.7.4.
111 * DEV-PHASE: Set to prerelease.
113 2013-04-11 Release Manager
115 * GCC 4.7.3 released.
117 2013-04-10 David S. Miller <davem@davemloft.net>
119 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
122 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
126 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
128 Backport from mainline
129 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
130 Alexander Monakov <amonakov@ispras.ru>
133 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
134 flush pending lists also on non-jumps. Adjust comment.
136 2013-04-03 Richard Biener <rguenther@suse.de>
138 PR tree-optimization/56501
139 * tree-switch-conversion.c (check_process_case): Properly
140 handle !single_succ_p case.
142 2013-04-03 Jakub Jelinek <jakub@redhat.com>
144 Backported from mainline
145 2013-03-06 Jakub Jelinek <jakub@redhat.com>
147 PR tree-optimization/56539
148 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
149 instead of GSI_CONTINUE_LINKING as last argument to
150 force_gimple_operand_gsi. Adjust function comment.
152 2013-03-05 Jakub Jelinek <jakub@redhat.com>
155 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
156 (avoid_complex_debug_insns): New function.
157 (expand_debug_locations): Call it.
159 2013-04-02 Wei Mi <wmi@google.com>
161 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
162 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
163 *<rotate_insn><mode>3_mask in i386.md.
165 2013-04-02 Richard Biener <rguenther@suse.de>
168 Backport from mainline
169 2012-05-16 Richard Guenther <rguenther@suse.de>
171 * tree-inline.c (declare_return_variable): Properly handle
172 DECL_BY_REFERENCE return vars in SSA form.
174 2013-04-01 Wei Mi <wmi@google.com>
176 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
177 Truncate operand 2 using %b asm operand modifier.
178 (*<shift_insn><mode>3_mask): Ditto.
179 (*<rotate_insn><mode>3_mask): Ditto.
181 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
183 * config/i386/i386.md (*movsf_internal): Change type of
184 alternatives 3,4 to imov.
186 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
188 Backport from mainline
189 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
192 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
193 when the may_trap_p bit of the exprs being merged differs.
194 Reorder tests for speculativeness in the logical and operator.
196 Backport from mainline
197 2013-03-05 Jakub Jelinek <jakub@redhat.com>
200 * sel-sched-ir.c (free_sched_pools): Release
201 succs_info_pool.stack[succs_info_pool.max_top] vectors too
202 if succs_info_pool.max_top isn't -1.
204 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
206 Backport from mainline
207 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
210 * sel-sched.c: Include ira.h.
211 (implicit_clobber_conflict_p): New function.
212 (moveup_expr): Use it.
213 * Makefile.in (sel-sched.o): Depend on ira.h.
215 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
217 Backport from mainline
218 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
219 Alexander Monakov <amonakov@ispras.ru>
222 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
223 flush pending lists also on non-jumps. Adjust comment.
225 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
227 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
228 * doc/extend.texi (Named Address Spaces): Ditto.
229 (Variable Attributes): Ditto.
231 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
233 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
234 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
237 2013-03-27 Walter Lee <walt@tilera.com>
239 Backport from mainline:
240 2013-03-27 Walter Lee <walt@tilera.com>
242 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
243 double-decrement of next_scratch_regno.
245 2013-03-27 Walter Lee <walt@tilera.com>
247 Backport from mainline:
248 2013-03-27 Walter Lee <walt@tilera.com>
250 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
252 (insn_v1mulus): Ditto.
253 (insn_v2muls): Ditto.
255 2013-03-27 Walter Lee <walt@tilera.com>
257 Backport from mainline:
258 2013-03-27 Walter Lee <walt@tilera.com>
260 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
262 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
264 2013-03-27 Walter Lee <walt@tilera.com>
266 Backport from mainline:
267 2013-03-27 Walter Lee <walt@tilera.com>
269 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
271 (*sibcall_value): Ditto.
273 2013-03-27 Walter Lee <walt@tilera.com>
275 Backport from mainline:
276 2013-03-27 Walter Lee <walt@tilera.com>
278 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
279 (insn_mnz_v8qi): ... this ...
280 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
282 (insn_v<n>mnz): Replaced by ...
283 (insn_v1mnz): ... this ...
284 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
286 (insn_mz_<mode>): Replaced by ...
287 (insn_mz_v8qi): ... this ...
288 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
290 (insn_v<n>mz): Replaced by ...
291 (insn_v1mz): ... this ...
292 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
295 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
297 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
299 2013-03-26 Richard Biener <rguenther@suse.de>
301 Backport from mainline:
302 2013-03-13 Richard Biener <rguenther@suse.de>
304 PR tree-optimization/56608
305 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
306 calls when vectorizing basic-blocks.
308 2013-03-05 Richard Biener <rguenther@suse.de>
310 PR tree-optimization/56270
311 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
312 of loads after scheduling an SLP instance.
314 2013-03-26 Walter Lee <walt@tilera.com>
316 Backport from mainline:
317 2013-03-26 Walter Lee <walt@tilera.com>
319 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
320 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
322 2013-03-26 Walter Lee <walt@tilera.com>
324 Backport from mainline:
325 2013-03-25 Walter Lee <walt@tilera.com>
327 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
328 TILEGX_INSN_SHUFFLEBYTES1.
329 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
331 (tilegx_builtins): Ditto.
332 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
334 2013-03-26 Walter Lee <walt@tilera.com>
336 Backport from mainline:
337 2013-03-25 Walter Lee <walt@tilera.com>
339 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
340 tests for constraint J, K, N, P.
342 2013-03-26 Walter Lee <walt@tilera.com>
344 Backport from mainline:
345 2013-03-25 Walter Lee <walt@tilera.com>
347 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
348 Use indirect/pcrel encoding.
349 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
352 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
354 Backport from mainline:
355 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
356 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
359 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
360 (musermode): Convert to Var(TARGET_USERMODE).
361 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
362 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
363 * config/sh/sh.c (sh_option_override): Use
364 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
365 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
367 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
369 (udivsi3_i4_single, divsi3_i4_single): Use
370 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
371 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
372 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
373 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
374 (SUBTARGET_OVERRIDE_OPTIONS): New.
376 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
378 Backport from mainline:
379 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
381 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
382 to m2a-single instead of m2e.
384 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
387 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
390 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
393 * config/i386/i386.c (init_cumulative_args): Also set
394 cum->callee_return_avx256_p.
395 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
396 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
398 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
399 callee_return_avx256_p.
401 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
403 Backport from mainline:
404 2012-12-04 Ian Lance Taylor <iant@google.com>
406 * godump.c (find_dummy_types): Output a dummy type if we couldn't
407 output the real type.
409 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
412 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
413 (PLUS_EXPR): Likewise.
414 * doc/cppopts.texi (--help): Likewise.
415 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
416 (-fdump-rtl-cprop_hardreg): Likewise.
417 (-fdump-rtl-csa): Likewise.
418 (-fdump-rtl-dce): Likewise.
419 (-fdump-rtl-dbr): Likewise.
420 (-fdump-rtl-into_cfglayout): Likewise.
421 (-fdump-rtl-outof_cfglayout): Likewise.
423 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
426 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
427 (arm_print_operand, case 'S'): Don't use shift_operator to validate
430 2013-03-14 Seth LaForge <sethml@google.com>
433 Backport from mainline
434 2012-10-22 Julian Brown <julian@codesourcery.com>
436 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
437 VFP D registers in big-endian mode.
439 2013-03-08 Joey Ye <joey.ye@arm.com>
441 Backport from mainline
442 2013-03-06 Joey Ye <joey.ye@arm.com>
445 * gcc.c (convert_white_space): New function.
446 (main): Handles white space in function name.
448 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
450 Backport from mainline
451 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
454 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
455 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
456 to SH_DIV_CALL_TABLE for TARGET_SH2.
457 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
459 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
460 mdiv= call-div1, call-fp, call-table options.
462 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
464 * config.gcc (arm*-*-rtemself*): New.
465 (arm*-*-rtems*): Removed.
466 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
467 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
469 2013-03-01 Richard Biener <rguenther@suse.de>
471 Backport from mainline
472 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
474 PR tree-optimization/55481
475 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
476 back to general rewriting if we cannot leave an original biv
479 2013-03-01 Richard Biener <rguenther@suse.de>
481 Backport from mainline
482 2012-04-10 Richard Guenther <rguenther@suse.de>
485 * gimple-low.c (gimple_check_call_args): Properly account for
486 compatible aggregate types.
488 2013-02-26 Nick Clifton <nickc@redhat.com>
491 Import this patch from the mainline:
493 2012-08-17 Nick Clifton <nickc@redhat.com>
495 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
496 (branch_true): Likewise.
497 (branch_false): Likewise.
499 2013-02-26 Jakub Jelinek <jakub@redhat.com>
501 PR tree-optimization/56443
502 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
503 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
504 to type_for_mode langhook.
506 2013-02-21 Jakub Jelinek <jakub@redhat.com>
509 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
512 2013-02-19 Jakub Jelinek <jakub@redhat.com>
514 Backported from mainline
515 2013-02-19 Jakub Jelinek <jakub@redhat.com>
517 PR tree-optimization/56350
518 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
519 if haven't found reduction or nested cycle operand, rather than
520 asserting we must find it.
522 PR tree-optimization/56381
523 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
526 2013-02-08 Jakub Jelinek <jakub@redhat.com>
528 PR tree-optimization/56250
529 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
530 if type is unsigned and code isn't MULT_EXPR.
532 2013-02-06 Jakub Jelinek <jakub@redhat.com>
535 * omp-low.c (use_pointer_for_field): Return false if
536 lower_send_shared_vars doesn't generate any copy-out code.
538 2012-11-27 Jakub Jelinek <jakub@redhat.com>
540 PR tree-optimization/55110
541 * tree-vect-loop.c (vectorizable_reduction): Don't assert
542 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
544 2013-02-18 Richard Biener <rguenther@suse.de>
547 2013-02-04 Richard Biener <rguenther@suse.de>
549 Backport from mainline
550 2012-07-04 Richard Guenther <rguenther@suse.de>
552 PR tree-optimization/53844
553 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
554 the loop virtual PHI.
556 2013-02-13 David S. Miller <davem@davemloft.net>
558 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
560 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
562 Backport from mainline
563 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
565 PR rtl-optimization/56275
566 * simplify-rtx.c (avoid_constant_pool_reference): Check that
567 offset is non-negative and less than cmode size before
568 calling simplify_subreg.
570 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
572 Backport from mainline
573 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/sse.md (FMAMODEM): New mode iterator.
576 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
577 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
579 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
581 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
582 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
583 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
585 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
587 Backport from mainline
588 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
591 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
592 If there is no implicit builtin declaration, just return NULL.
594 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
595 Michael Meissner <meissner@linux.vnet.ibm.com>
597 Backport from mainline
598 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
599 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
601 2013-02-07 David S. Miller <davem@davemloft.net>
603 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
605 * var-tracking.c (vt_add_function_parameter): Test the presence of
606 HAVE_window_save properly and do not remap argument registers when
607 we have a leaf function.
609 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
611 Backport from mainline
612 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
615 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
617 * config/i386/i386.c (ix86_print_operand): Ditto.
619 2013-02-07 Alan Modra <amodra@gmail.com>
622 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
623 static chain, set REST_INLINE_FPRS too.
625 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
627 Backport from mainline
628 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
630 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
631 * configure: Regenerate.
633 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
635 Backport from mainline
636 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
637 Andrew Dixie <andrewd@gentrack.com>
639 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
642 2013-02-05 Richard Biener <rguenther@suse.de>
644 Backport from mainline
645 2012-12-10 Richard Biener <rguenther@suse.de>
647 PR tree-optimization/55107
648 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
649 (bitmap_set_replace_value): Add gcc_unreachable.
650 (do_regular_insertion): Re-write all_same handling. Insert
651 an assignment instead of a PHI in this case.
652 (execute_pre): Do not record constified events.
654 2013-02-05 Richard Biener <rguenther@suse.de>
656 PR tree-optimization/54767
657 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
658 backedges drop all symbolical range information.
659 (execute_vrp): Compute backedges.
661 2013-02-04 Richard Biener <rguenther@suse.de>
663 Backport from mainline
664 2012-01-11 Richard Guenther <rguenther@suse.de>
666 PR tree-optimization/44061
667 * tree-vrp.c (extract_range_basic): Compute zero as
668 value-range for __builtin_constant_p of function parameters.
670 2013-01-08 Jakub Jelinek <jakub@redhat.com>
673 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
675 2013-02-04 Richard Biener <rguenther@suse.de>
677 Backport from mainline
678 2012-07-04 Richard Guenther <rguenther@suse.de>
680 PR tree-optimization/53844
681 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
682 the loop virtual PHI.
684 2012-12-13 Richard Biener <rguenther@suse.de>
687 * tree-streamer.c (record_common_node): Check that we are not
688 recursively pre-loading nodes we want to skip. Handle
689 char_type_node appearing as part of va_list_type_node.
691 2013-02-04 Richard Biener <rguenther@suse.de>
694 * gimple.h (gimple_call_builtin_class_p): New function.
695 * gimple.c (validate_call): New function.
696 (gimple_call_builtin_class_p): Likewise.
697 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
698 Use gimple_call_builtin_class_p.
699 (find_func_clobbers): Likewise.
700 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
701 (strlen_optimize_stmt): Likewise.
703 2013-02-01 Jakub Jelinek <jakub@redhat.com>
705 Backported from mainline
706 2013-01-28 Jakub Jelinek <jakub@redhat.com>
708 PR tree-optimization/56125
709 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
710 pow(x,c) into sqrt(x) * powi(x, n/2) or
711 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
713 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
714 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
717 2013-01-25 Jakub Jelinek <jakub@redhat.com>
719 PR tree-optimization/56098
720 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
721 for stmts with volatile ops.
722 (cond_store_replacement): Don't optimize if assign has volatile ops.
723 (cond_if_else_store_replacement_1): Don't optimize if either
724 then_assign or else_assign have volatile ops.
726 2013-01-23 Jakub Jelinek <jakub@redhat.com>
729 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
730 instead of cmpdi_operand for first comparison operand.
731 Don't assert that comparison operands aren't both constants.
733 2013-01-21 Jakub Jelinek <jakub@redhat.com>
735 PR tree-optimization/56051
736 * fold-const.c (fold_binary_loc): Don't fold
737 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
738 a narrowing conversion, or widening conversion from signed
741 2013-01-18 Jakub Jelinek <jakub@redhat.com>
744 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
745 the case where writing real complex part of target modifies
748 2013-01-15 Jakub Jelinek <jakub@redhat.com>
751 * function.c (thread_prologue_and_epilogue_insns): Always
752 add crtl->drap_reg to set_up_by_prologue.set, even if
753 stack_realign_drap is false.
755 2013-01-10 Jakub Jelinek <jakub@redhat.com>
757 PR tree-optimization/55921
758 * tree-complex.c (expand_complex_asm): New function.
759 (expand_complex_operations_1): Call it for GIMPLE_ASM.
761 2013-01-03 Jakub Jelinek <jakub@redhat.com>
763 PR rtl-optimization/55838
764 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
765 iv0.step, iv1.step and step.
767 2012-11-23 Jakub Jelinek <jakub@redhat.com>
770 * Makefile.in (gimple-low.o): Depend on langhooks.h.
771 * gimple-low.c: Include langhooks.c.
772 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
773 by default call lang_hooks.block_may_fallthru.
774 * langhooks.h (struct lang_hooks): Add block_may_fallthru
776 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
777 (LANG_HOOKS_INITIALIZER): Use it.
779 2012-11-20 Jakub Jelinek <jakub@redhat.com>
782 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
783 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
784 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
785 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
786 fail if the last real insn doesn't have REG_ARGS_SIZE note.
788 2012-11-17 Jakub Jelinek <jakub@redhat.com>
790 PR tree-optimization/55236
791 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
792 and signed ARG0_TYPE, force low and high to be non-NULL.
794 2012-11-13 Jakub Jelinek <jakub@redhat.com>
796 PR rtl-optimization/54127
797 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
798 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
799 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
800 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
801 REG_LABEL_TARGET and REG_LABEL_OPERAND.
803 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
805 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
806 range isn't testing for zero.
808 2013-01-29 Richard Biener <rguenther@suse.de>
810 PR tree-optimization/56113
811 * tree-ssa-structalias.c (equiv_class_lookup): Also return
813 (label_visit): Free duplicate bitmaps and record the leader instead.
814 (perform_var_substitution): Adjust.
816 2013-01-28 Serowk <serowk@yandex.ru>
819 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
820 Fix mode checks to allow for the passing of constants in the
822 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
823 Add entries in the switch statement for builtin iwmmxt vector
824 shift and rotate builtins.
826 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
828 Backport from mainline
829 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
833 operand 0 in movabs insn template for -masm=intel asm alternative.
834 (*movabs<mode>_2): Ditto for operand 1.
836 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
838 Backport from mainline
839 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
843 alternative to (o,r).
844 (*movdi_internal_rex64): Remove (!o,n) alternative.
845 (DImode immediate->memory splitter): Remove.
846 (DImode immediate->memory peephole2): Remove.
847 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
848 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
849 alternative to (!o,*r).
850 (*movtf_internal_sse): New pattern.
851 (*movxf_internal_rex64): New pattern.
852 (*movxf_internal): Disable for TARGET_64BIT.
853 (*movdf_internal_rex64): Remove (!o,F) alternative.
855 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
857 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
858 involving stack registers slightly.
860 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
862 * config/i386/constraints.md (Yf): New constraint.
863 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
864 of f constraint to conditionaly disable x87 register preferences.
865 (*movdf_internal): Ditto.
866 (*movsf_internal): Ditto.
868 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
871 (*movtf_internal_rex64): Add (!o,C) alternative
872 (*movxf_internal_rex64): Ditto.
873 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
875 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
877 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
879 2013-01-24 Martin Jambor <mjambor@suse.cz>
881 Backport from mainline
882 2013-01-04 Martin Jambor <mjambor@suse.cz>
884 PR tree-optimization/55755
885 * tree-sra.c (sra_modify_assign): Do not check that an access has no
886 children when trying to avoid producing a VIEW_CONVERT_EXPR.
888 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
890 Backport from mainline
891 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
893 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
895 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
897 PR rtl-optimization/56023
898 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
899 dependent on debug instruction.
901 2013-01-21 Martin Jambor <mjambor@suse.cz>
903 Backport from mainline
904 2013-01-17 Martin Jambor <mjambor@suse.cz>
906 PR tree-optimizations/55264
907 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
908 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
909 for virtual functions.
910 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
912 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
913 virtual methods before inlining is over.
915 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
917 Backport from mainline
918 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
921 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
922 store through atomic_store<mode>_1.
923 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
925 2013-01-16 Richard Biener <rguenther@suse.de>
928 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
929 account for bitpos when computing alignment.
931 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
933 Backport from 2013-01-14 trunk r195169.
936 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
937 etc. to 1 and not to __flash.
938 Use LL suffix for __INT24_MAX__ with -mint8.
939 Use ULL suffix for __UINT24_MAX__ with -mint8.
941 2013-01-14 Matthias Klose <doko@ubuntu.com>
943 * doc/invoke.texi: Document -print-multiarch.
944 * doc/install.texi: Document --enable-multiarch.
945 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
946 * configure.ac: Add --enable-multiarch option.
947 Substitute with_cpu, with_float.
948 * configure: Regenerate.
949 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
950 enable_multiarch, with_cpu, with_float: New macros.
951 if_multiarch: New macro, define in terms of enable_multiarch.
952 * genmultilib: Add new argument for the multiarch name.
953 * gcc.c (multiarch_dir): Define.
954 (for_each_path): Search for multiarch suffixes.
955 (driver_handle_option): Handle multiarch option.
956 (do_spec_1): Pass -imultiarch if defined.
957 (main): Print multiarch.
958 (set_multilib_dir): Separate multilib and multiarch names
959 from multilib_select.
960 (print_multilib_info): Ignore multiarch names in multilib_select.
961 * incpath.c (add_standard_paths): Search the multiarch include dirs.
962 * cppdefault.h (default_include): Document multiarch in multilib
964 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
965 include directory for multiarch directories.
966 * common.opt: New options --print-multiarch and -imultilib.
968 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
969 Include i386/t-linux.
970 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
971 Include i386/t-kfreebsd.
972 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
973 * config/i386/t-linux64: Add multiarch names in
974 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
975 * config/i386/t-gnu: New file.
976 * config/i386/t-kfreebsd: Likewise.
977 * config/i386/t-linux: Likewise.
979 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
980 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
981 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
982 for 32bit non-biarch configurations.
984 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
985 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
988 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
990 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
992 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
993 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
994 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
996 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
997 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
998 Include rs6000/t-linux for 32bit non-biarch configurations.
1000 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1002 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1004 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1005 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1007 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1008 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1010 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1012 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1013 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1014 (vect_estimate_min_profitable_iter): Adjust to above fix.
1015 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1017 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1019 Backport from mainline
1020 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1022 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1023 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1024 documentation. Add missing '__' in front of
1025 __builtin_ia32_packssdw256.
1027 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1029 Backport from mainline
1030 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1033 attribute of movddup insn to DF.
1034 (*vec_interleave_lowv2df): Ditto.
1035 (vec_dupv2df): Ditto.
1037 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1039 Backport from 2013-01-07 trunk r194991, r194992.
1042 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1045 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1046 (avr_addrspace_t): Add .section_name field.
1047 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1049 (avr_addrspace): Same. Initialize .section_name. Remove last
1050 NULL entry. Put __memx into .progmemx.data.
1051 (progmem_section_prefix): Remove.
1052 (avr_asm_init_sections): No need to initialize progmem_section.
1053 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1054 section name prefix.
1055 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1056 retrieve the progmem section.
1057 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1058 boundary to run over avr_addrspace[].
1059 (avr_register_target_pragmas): Ditto.
1061 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1063 Backport from 2013-01-07 trunk r194978.
1066 * doc/install.texi (Cross-Compiler-Specific Options): Document
1069 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1071 Backport from 2013-01-07 trunk r194968.
1074 * config/avr/t-avr: Don't automatically rebuild
1075 $(srcdir)/config/avr/t-multilib
1076 $(srcdir)/config/avr/avr-tables.opt
1077 (avr-mcus): New phony target to build them on request.
1078 (s-avr-mlib): Remove.
1079 * avr/avr-mcus.def: Adjust comments.
1081 2013-01-07 Terry Guo <terry.guo@arm.com>
1083 Backport from mainline
1084 2012-12-19 Terry Guo <terry.guo@arm.com>
1086 * config/arm/arm.c (thumb_find_work_register): Check argument
1087 register number based on current PCS.
1089 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1091 Backport from mainline
1092 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1095 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1096 selected code model, define __code_mode_small__, __code_model_medium__,
1097 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1098 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1099 xchg temporary register with %k. Declare temporary register as
1101 [__x86_64__]: For medium and large code models, preserve %rbx register.
1103 2013-01-03 Richard Henderson <rth@redhat.com>
1105 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1106 after eliminating TLS symbols.
1108 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1111 * config/pa/pa.md (movsi): Revert previous change.
1112 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1115 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1118 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1121 2013-01-02 Jason Merrill <jason@redhat.com>
1124 * tree.c (build_array_type_1): Revert earlier change.
1126 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1129 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1130 after reload starts.
1132 2012-12-21 Martin Jambor <mjambor@suse.cz>
1134 PR tree-optimization/55355
1135 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1136 bit_position is small enough to fit a single HOST_WIDE_INT.
1138 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1140 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1142 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1144 Backport from mainline
1145 2012-10-15 Matthias Klose <doko@ubuntu.com>
1147 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1148 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1150 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1151 Tomash Brechko <tomash.brechko@gmail.com>
1154 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1155 handling of before and after cases.
1156 * config/sparc/sync.md (atomic_store): Fix pasto.
1158 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1160 * optabs.c (expand_atomic_store): Elide redundant model test.
1162 2012-12-13 Richard Henderson <rth@redhat.com>
1165 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1167 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1170 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1171 (tldo_stb_sp64): Likewise.
1172 (tldo_sth_sp32): Likewise.
1173 (tldo_sth_sp64): Likewise.
1174 (tldo_stw_sp32): Likewise.
1175 (tldo_stw_sp64): Likewise.
1176 (tldo_stx_sp64): Likewise.
1178 2012-12-10 Kai Tietz <ktietz@redhat.com>
1181 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1183 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1185 Backport from mainline
1186 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1187 H.J. Lu <hongjiu.lu@intel.com>
1190 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1191 before using it as insn or call equivalent.
1193 2012-12-06 Jason Merrill <jason@redhat.com>
1196 * tree.c (build_array_type_1): Re-layout if we found it in the
1199 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1201 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1202 opaque cond in all call insns.
1204 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1206 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1207 area if the function allocates dynamic stack space.
1208 (ia64_initial_elimination_offset): Adjust offsets to above change.
1210 2012-12-03 Richard Biener <rguenther@suse.de>
1212 Backport from mainline
1213 2012-09-24 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/53663
1216 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1217 native encode/interpret translation on VN_WALKREWRITE.
1219 2012-12-03 Kai Tietz <ktietz@redhat.com>
1222 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1225 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1228 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1230 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1232 Backport from mainline:
1233 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1236 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1237 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1238 (in_nullified_branch_delay): Likewise.
1239 (in_call_delay): Likewise.
1240 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1241 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1242 the $$sh_func_adrs call as variable. Update type of sibcalls and
1243 $$sh_func_adrs call.
1244 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1245 length instead of adjustment. Handle negative and undefined call
1246 adjustments for insn_default_length. Remove adjustment for millicode
1247 insn with unfilled delay slot.
1248 (pa_output_millicode_call): Update for revised millicode length.
1249 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1251 2012-11-29 Kai Tietz <ktietz@redhat.com>
1254 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1255 use by XNEWVEC/XRESIZEVEC.
1257 * i386.c (get_scratch_register_on_entry): Handle
1258 thiscall-convention.
1259 (split_stack_prologue_scratch_regno): Likewise.
1260 (ix86_static_chain): Likewise.
1261 (x86_output_mi_thunk): Likewise.
1263 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1265 Backported from mainline
1266 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1267 Markus Trippelsdorf <markus@trippelsdorf.de>
1270 * lto-opts.c (lto_write_options): Also handle
1271 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1272 OPT_SPECIAL_program_name.
1275 * lto-wrapper.c (merge_and_complain): Handle
1276 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1277 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1279 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1281 PR rtl-optimization/55489
1282 * gcse.c (compute_transp): Precompute a canonical version
1283 of XEXP (x, 0), and pass it to canon_true_dependence.
1285 2012-11-27 Richard Biener <rguenther@suse.de>
1288 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1289 stmt with a NOP instead of removing it.
1291 2012-11-26 Richard Biener <rguenther@suse.de>
1293 Backport from mainline
1294 2012-10-19 Richard Biener <rguenther@suse.de>
1296 PR tree-optimization/54976
1297 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1298 Robustify against odd inner_mode inputs.
1300 2012-10-12 Richard Biener <rguenther@suse.de>
1302 PR tree-optimization/54894
1303 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1304 Handle over-aligned scalar types properly.
1306 2012-10-02 Richard Guenther <rguenther@suse.de>
1309 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1310 cleaning up the CFG.
1312 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1314 Backport from mainline
1315 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1317 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1318 explaining the register ordering preferences.
1320 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1321 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1322 constraints so that the traditional floating point loads, stores,
1323 and moves are done first, then the VSX loads, stores, and moves,
1324 and finally the GPR loads, stores, and moves so that reload
1325 chooses FPRs over GPRs, and uses the traditional load/store
1326 instructions which provide an offset.
1327 (movdf_hardfloat64): Likewise.
1329 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1331 Backported from mainline
1332 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1333 H.J. Lu <hongjiu.lu@intel.com>
1336 * config/i386/i386.c (legitimize_pic_address): Properly handle
1338 (ix86_print_operand_address): Set code to 'k' when forcing
1339 addr32 prefix. For x32, zero-extend negative displacement if
1342 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1344 * common.opt (fvar-tracking-uninit): Document.
1345 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1346 * config/darwin.c (darwin_override_options): Likewise.
1348 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1350 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1351 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1353 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1355 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1357 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1359 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1362 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1364 Backport from mainline
1365 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1367 * config/i386/i386.c (ix86_init_machine_status): Do not
1368 explicitly clear tls_descriptor_call_expanded_p again.
1370 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1372 * config/i386/sse.md
1373 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1374 as read and written by the instruction.
1376 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1378 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1379 (ix86_instantiate_decls): New function.
1380 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1381 stack slot instead of SLOT_VIRTUAL.
1382 <case IX86_BUILTIN_STMXCSR>: Ditto.
1383 (assign_386_stack_local): Do not assert when virtual slot is valid.
1384 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1385 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1386 (truncxf<mode>2): Ditto.
1387 (floatunssi<mode>2): Ditto.
1388 (isinf<mode>2): Ditto.
1389 * config/i386/sync.md (atomic_load<mode>): Ditto.
1390 (atomic_store<mode>): Ditto.
1392 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1395 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1396 the argument is itself a conditional expression.
1398 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1400 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1403 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1405 PR tree-optimization/54986
1406 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1407 conversions on entry but add them back on exit if needed.
1409 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1412 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1414 (print_reg): Use true_regnum rather than REGNO.
1415 (ix86_print_operand_address): Remove SUBREG handling.
1417 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1419 Backported from mainline
1420 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1423 * gimple.h (is_gimple_sizepos): New inline function.
1424 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1425 final assignment to expr variable.
1426 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1427 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1428 into a local temporary.
1430 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1432 PR tree-optimization/54877
1433 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1434 use make_ssa_name instead of copy_ssa_name.
1436 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1438 Backport from mainline
1439 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1441 PR tree-optimization/53708
1442 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1443 user-supplied alignment when used with an explicit section name.
1445 2012-11-02 Jeff Law <law@redhat.com>
1447 PR tree-optimization/54985
1448 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1449 from thread_across_edge.
1450 (thread_across_edge): Use it in all cases where we might thread
1453 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1455 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1456 special register pushes before frame probing and allocation.
1458 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1459 Joel Sherrill <joel.sherrill@oarcorp.com>
1461 * config/sparc/t-rtems: New (Custom multilibs).
1462 * config/sparc/t-rtems-64: New (Custom multilibs).
1463 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1464 (sparc-*-rtems*): Add sparc/t-rtems.
1466 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1468 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1470 (hash_rtx): Likewise.
1472 2012-10-29 Terry Guo <terry.guo@arm.com>
1474 Backport from mainline
1475 2012-10-11 Terry Guo <terry.guo@arm.com>
1477 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1479 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1482 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1484 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1485 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1487 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1489 * config/avr/t-rtems: Revert previous commit.
1491 2012-10-26 Terry Guo <terry.guo@arm.com>
1493 Backport from mainline
1494 2012-10-23 Terry Guo <terry.guo@arm.com>
1497 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1500 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1502 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1504 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1506 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1508 * config.gcc (microblaze*-*-rtems*): New target.
1509 * config/microblaze/rtems.h: New.
1510 * config/microblaze/t-rtems: New.
1512 2012-10-25 Richard Biener <rguenther@suse.de>
1514 PR tree-optimization/54902
1515 * tree-ssa-pre.c (fini_pre): Return TODO.
1516 (execute_pre): Adjust.
1517 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1518 blocks before computing dominators.
1520 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1522 Backport from mainline
1523 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.c (memory_address_length): Assert that non-null
1526 base or index RTXes are registers. Do not check for REG RTXes.
1527 Determine addr32 prefix using SImode_address_operand or
1528 from original base and index RTXes. Simplify code.
1530 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1532 * config/i386/i386-protos.h (memory_address_length): Add new bool
1533 argument. Update all uses.
1534 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1535 add length of addr32 prefix based on mode of base or index register.
1536 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1537 addresses here. Update call to memory_address_length.
1538 (ix86_print_address_operand): Use SImode_address_operand predicate.
1539 * config/i386/predicates.md (SImode_address_operand): New.
1540 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1541 to calculate "mode" attribute. Use SImode_address_operand predicate
1542 instead of open-coding accepted RTX codes.
1544 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1546 Backport from 2012-10-22 trunk r192685.
1547 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1548 Note __AVR_<device>__ is not defined for cores.
1549 Don't point to --help=target.
1550 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1552 2012-10-19 Marek Polacek <polacek@redhat.com>
1554 Backported from mainline
1555 2012-10-19 Marek Polacek <polacek@redhat.com>
1558 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1559 pointer/non-pointer comparison.
1561 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1563 Backported from mainline
1564 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1567 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1568 sure the mode is correct when falling through from above cases.
1570 2012-10-19 Alan Modra <amodra@gmail.com>
1572 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1573 (HAVE_LD_LARGE_TOC): Likewise.
1574 * configure: Regenerate.
1576 2012-10-19 Alan Modra <amodra@gmail.com>
1578 * config/rs6000/predicates.md (splat_input_operand): Don't call
1579 input_operand for MEMs. Instead check for volatile and call
1580 memory_address_addr_space_p with modified mode.
1582 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1584 Backported from mainline
1585 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1587 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1589 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1591 PR rtl-optimization/54870
1592 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1593 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1594 SSA_NAME pointer that points to a partition if there is at least
1595 one variable with it set in the partition.
1596 * dse.c (local_variable_can_escape): New predicate.
1597 (can_escape): Call it.
1598 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1599 mark the SSA_NAME pointer that points to a partition.
1601 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1603 Backport from mainline
1604 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1606 PR rtl-optimization/53701
1607 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1608 rocess not only expr's vinsns but all old vinsns from expr's
1611 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1613 Backport from mainline
1614 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1617 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1619 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1620 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1621 only if producer writes to the register given by regno.
1623 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1625 Backport from mainline
1626 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1628 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1629 (UNSPEC_LOADU): New.
1630 (UNSPEC_STOREU): Ditto.
1631 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1632 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1633 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1634 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1635 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1636 (<sse2>_storedqu<avxsizesuffix>): ... this.
1637 (*sse4_2_pcmpestr_unaligned): Update.
1638 (*sse4_2_pcmpistr_unaligned): Ditto.
1640 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1641 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1642 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1643 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1644 gen_sse2_load{dqu,upd} to load from unaligned memory and
1645 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1647 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1648 Use CODE_FOR_sse_loadups.
1649 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1650 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1651 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1652 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1653 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1654 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1655 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1656 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1657 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1658 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1659 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1661 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1663 Backport from trunk (r190222):
1665 PR tree-optimization/54146
1666 * ifcvt.c: Include pointer-set.h.
1667 (cond_move_process_if_block): Change type of then_regs and
1668 else_regs from alloca'd array to pointer_sets.
1669 (check_cond_move_block): Update for this change.
1670 (cond_move_convert_if_block): Likewise.
1671 * Makefile.in: Fix dependencies for ifcvt.o.
1673 2012-10-15 Richard Guenther <rguenther@suse.de>
1675 PR tree-optimization/54920
1676 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1677 allocate temporary storage for all NARY elements.
1679 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1682 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1684 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1686 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1687 default_use_cxa_atexit to yes.
1689 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1691 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1693 2012-10-05 Jan Hubicka <jh@suse.cz>
1694 Jakub Jelinek <jakub@redhat.com>
1696 PR tree-optimization/33763
1697 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1698 attribute for redefined extern inline functions.
1700 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1702 Backported from mainline
1703 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1705 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1706 in SSE and YMM state support check for -march=native.
1708 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1711 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1714 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1716 Backported from mainline
1717 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1720 * doc/invoke.texi: Document -mprefer-avx128.
1722 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1724 Backported from mainline
1725 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1728 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1729 (XSTATE_FP): Likewise.
1730 (XSTATE_SSE): Likewise.
1731 (XSTATE_YMM): Likewise.
1732 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1733 SSE and YMM states aren't supported.
1735 2012-10-01 Tom de Vries <tom@codesourcery.com>
1737 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1740 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1743 * config/s390/s390.c (s390_option_override): Add missing break.
1745 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1747 Backport from mainline
1748 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1750 * config.gcc: Replace 'host' with 'target' when configuring for
1751 powerpc64*-*-freebsd.
1753 2012-09-28 Meador Inge <meadori@codesourcery.com>
1755 Backport from mainline
1756 2012-09-27 Meador Inge <meadori@codesourcery.com>
1758 * gcc-ar.c (main): Handle the returning of the sub-process error
1761 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1763 Backport from 2012-09-28 trunk r191821.
1764 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1766 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1769 * simplify-rtx.c (simplify_binary_operation_1): Perform
1770 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1772 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1774 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1775 TYPE_NONALIASED_COMPONENT flag.
1776 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1777 TYPE_NONALIASED_COMPONENT flag.
1779 2012-09-21 Richard Guenther <rguenther@suse.de>
1782 Backport from mainline
1783 2012-04-19 Richard Guenther <rguenther@suse.de>
1785 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1788 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1791 * c-typeck.c (c_cast_expr): When casting to a type requiring
1792 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1795 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1798 * c-typeck.c (build_unary_op): Pass original argument of
1799 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1800 any C_MAYBE_CONST_EXPR, if it has integer operands.
1801 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1802 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1803 to c_objc_common_truthvalue_conversion, then remove any
1804 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1805 c_objc_common_truthvalue_conversion not
1806 c_common_truthvalue_conversion.
1807 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1808 call note_integer_operands for arguments with integer operands
1809 that are not integer constants.
1811 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1813 Backported from mainline
1814 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1816 PR tree-optimization/54563
1817 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1818 gimple_purge_dead_eh_edges if last call has been changed.
1820 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1823 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1824 instead of (match_dup 0) as second argument to vec_merge.
1825 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1826 Remove third alternative.
1827 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1828 operand 2 instead of operand 1, but put it as first argument
1830 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1831 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1834 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1836 * BASE-VER: Set to 4.7.3.
1837 * DEV-PHASE: Set to prerelease.
1839 2012-09-20 Release Manager
1841 * GCC 4.7.2 released.
1843 2012-09-15 Andi Kleen <ak@linux.intel.com>
1845 Backport from mainline
1846 2012-09-07 Andi Kleen <ak@linux.intel.com>
1848 * gcc/lto-streamer.h (res_pair): Add.
1849 (lto_file_decl_data): Replace resolutions with respairs.
1851 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1852 Initialize respairs.
1853 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1855 2012-09-14 Walter Lee <walt@tilera.com>
1857 Backport from mainline.
1858 2012-09-14 Walter Lee <walt@tilera.com>
1860 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1861 option for TILEPro and TILE-Gx.
1863 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1865 * config/i386/i386.h (x86_prefetchw): New global variable.
1866 (TARGET_PREFETCHW): New macro.
1867 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1868 (processor_alias_table): Add PTA_PREFETCHW to
1869 bdver1, bdver2 and btver1.
1870 (ix86_option_override_internal): Set x86_prefetchw for
1871 PTA_PREFETCHW targets.
1872 * config/i386/i386.md (prefetch): Expand to prefetchw
1873 for TARGET_PREFETCHW.
1874 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1876 Backport from mainline
1877 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1879 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1880 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1882 (*prefetch_sse): ... this.
1883 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1885 (*prefetch_3dnow): ... this.
1887 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1890 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1891 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1893 2012-09-12 Teresa Johnson <tejohnson@google.com>
1895 Backport from mainline.
1896 2012-09-12 Teresa Johnson <tejohnson@google.com>
1898 PR gcov-profile/54487
1899 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1900 test using F_SETLKW with fcntl.
1901 * configure, config.in: Regenerate.
1903 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1905 Backport from mainline
1906 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1908 * config/i386/i386.md : Comments on fma4 instruction selection
1909 reflect requirement on register pressure based cost model.
1911 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1912 flag is set-reset as informed by the cpuid flag.
1914 * config/i386/i386.c (processor_alias_table): fma4
1915 flag is enabled for bdver2.
1917 2012-09-12 Christian Bruel <christian.bruel@st.com>
1919 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1921 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1923 * config.gcc: Obsolete picochip-*.
1925 2012-09-11 Richard Guenther <rguenther@suse.de>
1928 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1929 on flag_toplevel_reorder.
1931 2012-09-10 Richard Henderson <rth@redhat.com>
1933 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1936 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1938 Backport from 2012-09-10 mainline r191132.
1941 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1943 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1946 * tree-sra.c (disqualify_base_of_expr): Check for possible
1947 NULL_TREE returned by get_base_address()
1949 2012-09-07 Richard Guenther <rguenther@suse.de>
1951 Backport from mainline
1952 2012-06-26 Jan Hubicka <jh@suse.cz>
1955 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1958 2012-09-07 Richard Guenther <rguenther@suse.de>
1960 Backport from mainline
1961 2012-07-13 Richard Guenther <rguenther@suse.de>
1963 PR tree-optimization/53922
1964 * tree-vrp.c (value_inside_range): Change prototype to take
1965 min/max instead of value-range.
1966 (range_includes_zero_p): Likewise. Return the result from
1968 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1969 return value from range_includes_zero_p.
1970 (extract_range_from_unary_expr_1): Likewise.
1971 (compare_range_with_value): Likewise.
1972 (vrp_meet_1): Likewise.
1974 2012-09-07 Richard Guenther <rguenther@suse.de>
1977 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1978 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1979 arguments separately.
1981 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1983 Backported from mainline
1984 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1986 PR rtl-optimization/54455
1987 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1988 bb ends up with asm goto referencing bb's label.
1990 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1992 Backport from mainline.
1993 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1994 Richard Earnshaw <richard.earnshaw@arm.com>
1997 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1998 element size. Use elem_type from the formal parameter. New parameter
2000 (neon_expand_args): Adjust call to neon_dereference_pointer.
2002 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2004 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2005 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2007 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2009 Backport from mainline
2010 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2012 * config/i386/i386.md (isa): Add fma and fma4.
2013 (enabled): Handle fma and fma4.
2014 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2015 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2016 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2017 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2018 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2019 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2021 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2023 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2024 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2025 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2027 2012-09-06 Richard Guenther <rguenther@suse.de>
2029 PR tree-optimization/54498
2030 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2031 abort when reaching an already visited region.
2032 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2033 (get_continuation_for_phi_1): Likewise.
2034 (walk_non_aliased_vuses): When we translated the reference,
2035 abort when we re-visit a region.
2036 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2038 2012-09-06 Andrew Pinski <apinski@cavium.com>
2041 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2043 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2046 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2047 build_int_cst with size_type_node instead of size_int.
2049 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2051 Backport from 2012-09-05 mainline r190697.
2054 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2055 configured --with-avrlibc.
2056 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2058 * config/avr/avrlibc.h: New file.
2059 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2060 configured --with-avrlibc.
2061 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2063 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2065 Backport from 2012-09-04 mainline r190919
2068 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2069 of size less than 4 bytes by using macro ARM_NUM_INTS.
2070 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2072 2012-09-04 Richard Henderson <rth@redhat.com>
2074 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2076 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2078 Backport from 2012-09-04 mainline r190920
2081 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2083 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2085 Backport from 2012-09-04 mainline r190914
2088 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2090 (avr_allocate_stack_slots_for_args): ...this new static function.
2092 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2094 Backported from mainline
2095 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2098 * doc/invoke.texi: Add -da and remove -dm.
2100 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2102 Backported from mainline
2103 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2106 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2107 operands[1] is CONST_INT_P, convert it to QImode before printing.
2109 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2112 * c-convert.c (convert): Don't call fold_convert_loc if
2113 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2114 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2115 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2117 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2120 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2121 if init is a CONSTRUCTOR.
2123 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2125 PR rtl-optimization/54369
2126 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2127 calling dbr_schedule.
2128 * config/sparc/sparc.c (sparc_reorg): Likewise.
2130 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2132 Backport from mainline
2133 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2135 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2136 case for Atom processor.
2138 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2140 Backport from mainline
2141 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2144 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2145 true for TARGET_64BIT or !flag_pic.
2146 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2147 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2148 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2149 Add insn constraint. Conditionally emit xchg asm insns.
2150 (atomic_compare_and_swap<mode>): Update calls. Check only
2151 cmpxchg8b_pic_memory_operand in memory address fixup.
2153 (CASHMODE): Rename from DCASHMODE.
2154 (doublemodesuffix): Update modes.
2155 (regprefix): New mode attribute.
2157 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2158 <UNSPECV_CMPXCHG>: New constant.
2159 (atomic_compare_and_swap<mode>_1): Rename from
2160 atomic_compare_and_swap_single<mode>. Update calls and
2161 unspec_volatile constants.
2162 (atomic_compare_and_swap<mode>_doubleword): Rename from
2163 atomic_compare_and_swap_double<mode>. Update calls and
2164 unspec_volatile constants.
2166 2012-08-28 Walter Lee <walt@tilera.com>
2168 Backport from mainline
2169 2012-08-28 Walter Lee <walt@tilera.com>
2171 * confg/tilegx/tilegx.md: Fix code style.
2172 (*zero_extendsidi_truncdisi): Fix typo.
2173 * config/tilegx/tilegx.c: Fix code style.
2174 (tilegx_function_profiler): Fix typo.
2176 2012-08-27 Walter Lee <walt@tilera.com>
2178 Backport from mainline
2179 2012-08-27 Walter Lee <walt@tilera.com>
2181 * doc/md.texi (TILE-Gx): Fix typo.
2183 2012-08-27 Walter Lee <walt@tilera.com>
2185 Backport from mainline
2186 2012-08-27 Walter Lee <walt@tilera.com>
2188 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2189 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2191 2012-08-27 Walter Lee <walt@tilera.com>
2193 Backport from mainline
2194 2012-08-27 Walter Lee <walt@tilera.com>
2196 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2197 (insn_bfins): Delete.
2199 2012-08-27 Walter Lee <walt@tilera.com>
2201 Backport from mainline
2202 2012-08-27 Walter Lee <walt@tilera.com>
2204 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2205 atomic_exchange_bare<mode>,
2206 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2207 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2208 * config/tilegx/tilegx.md (type): Add X1_remove.
2209 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2210 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2211 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2214 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2216 PR rtl-optimization/54088
2217 * jump.c (delete_related_insns): Robustify latest change.
2219 2012-08-21 Richard Guenther <rguenther@suse.de>
2221 Backport from mainline
2222 2012-08-16 Richard Guenther <rguenther@suse.de>
2225 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2227 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2228 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2229 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2230 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2231 (tree_ssa_lim_finalize): Free all mem_refs.
2232 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2233 scc when bailing out.
2234 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2235 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2236 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2237 FOR_EACH_LOOP_BREAK.
2239 2012-08-17 Richard Guenther <rguenther@suse.de>
2241 * tree-sra.c (modify_function): Free redirect_callers vector.
2242 * ipa-split.c (split_function): Free args_to_pass vector.
2243 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2245 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2246 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2247 (vect_analyze_slp_instance): Free everything.
2248 (destroy_bb_vec_info): Free the SLP instances.
2250 2012-08-17 Richard Guenther <rguenther@suse.de>
2252 * params.def (integer-share-limit): Decrease from 256 to 251,
2255 2012-08-21 Richard Guenther <rguenther@suse.de>
2257 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2258 the affine expansion cache.
2260 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2262 Backported from trunk
2263 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2266 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2268 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2270 Backport from mainline.
2271 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2274 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2275 mark as predicable. Adjust asm template.
2276 (vec_setv2di_internal): Likewise.
2277 (vec_extract<mode> VD, VQ): Likewise.
2278 (vec_extractv2di): Likewise.
2279 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2280 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2281 (neon_vdup_n<mode> VX, V32): Likewise.
2282 (neon_vdup_nv2di): Likewise.
2284 2012-08-17 Walter Lee <walt@tilera.com>
2286 Backport from mainline
2287 2012-08-17 Walter Lee <walt@tilera.com>
2289 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2290 (FEEDBACK_ENTER): Define.
2291 (FEEDBACK_REENTER): Define.
2292 (FEEDBACK_ENTRY): Define.
2293 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2294 (FEEDBACK_ENTER): Define.
2295 (FEEDBACK_REENTER): Define.
2296 (FEEDBACK_ENTRY): Define.
2298 2012-08-16 Walter Lee <walt@tilera.com>
2300 Backport from mainline
2301 2012-08-16 Walter Lee <walt@tilera.com>
2303 * config.gcc (tilegx-*-linux*): Add feedback.h.
2304 (tilepro-*-linux*): Likewise.
2305 * config/tilegx/feedback.h: New file.
2306 * config/tilepro/feedback.h: New file.
2308 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2310 Backport from mainline r189840 and r187586:
2311 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2313 * config/i386/i386.md (stack_protect_set): Disable the pattern
2314 for Android since Android libc (bionic) does not provide random
2315 value for stack protection guard at gs:0x14. Guard value
2316 will be provided from external symbol (default implementation).
2317 (stack_protect_set_<mode>): Likewise.
2318 (stack_protect_test): Likewise.
2319 (stack_protect_test_<mode>): Likewise.
2320 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2321 not have Bionic by default
2322 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2323 Macro OPTION_BIONIC is defined in this file and provides Bionic
2324 accessibility status
2326 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2328 * configure.ac: Stack protector enabling for Android targets.
2329 * configure: Regenerate.
2331 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2333 Backported from trunk
2334 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2336 PR rtl-optimization/53942
2337 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2338 directly from likely spilled non-fixed hard registers, move them
2341 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2343 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2344 (xop_phaddubq): Ditto.
2346 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2348 Backport from mainline
2349 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2350 Richard Earnshaw <rearnsha@arm.com>
2352 * target.def (vector_alignment): New target hook.
2353 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2354 * doc/tm.texi: Regenerate.
2355 * targhooks.c (default_vector_alignment): New function.
2356 * targhooks.h (default_vector_alignment): Add prototype.
2357 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2358 * config/arm/arm.c (arm_vector_alignment): New function.
2359 (TARGET_VECTOR_ALIGNMENT): Define.
2361 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2362 vector type alignment instead of size.
2363 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2364 element type size directly instead of computing it from alignment.
2365 Fix variable naming and comment.
2367 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2369 Backport from mainline
2370 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2372 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2373 (alpha_pad_function_end): ... this. Also insert NOP between
2374 sibling call and GP load.
2375 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2377 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2379 Backport from mainline
2380 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2381 H.J. Lu <hongjiu.lu@intel.com>
2383 PR rtl-optimization/54157
2384 * combine.c (gen_lowpart_for_combine): Don't return identity
2385 for CONST or symbolic reference.
2387 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2389 Backport from mainline
2390 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2392 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2393 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2394 split_cost argument signed.
2395 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2396 (ix86_avoid_lea_for_addr): Ditto.
2398 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2400 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2401 the address has less than two components.
2403 2012-08-02 Steve Ellcey <sellcey@mips.com>
2405 Backport from mainline
2406 2012-07-19 Steve Ellcey <sellcey@mips.com>
2408 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2411 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2413 Backport from mainline
2414 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2417 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2418 negative constant address for TARGET_X32 ...
2419 (ix86_decompose_address): ... here. Reject constant addresses
2420 that don't satisfy x86_64_immediate_operand predicate.
2422 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2426 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2427 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2428 addresses. Prevent zero extensions of CONST_INT operands.
2430 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.md (*lea): New insn pattern.
2435 (*lea<mode>_2): Ditto.
2436 (*lea_{3,4,5,6}_zext): Ditto.
2437 * config/i386/predicates.md (lea_address_operand): Do not reject
2438 zero-extended address operands.
2439 * config/i386/constraints.md (j): Remove address constraint.
2440 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2442 (ix86_print_operand_address): Handle SImode subreg of an address.
2443 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2445 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2447 Backport from mainline
2448 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2451 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2452 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2454 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2455 (*movdi_internal_rex64): Use %E operand modifier for lea.
2456 (*movsi_internal): Ditto.
2458 (*lea<mode>_2): Ditto.
2459 (*lea_{3,4,5,6}_zext): Ditto.
2460 (*tls_global_dynamic_32_gnu): Ditto.
2461 (*tls_global_dynamic_64): Ditto.
2462 (*tls_dynamic_gnu2_lea_32): Ditto.
2463 (*tls_dynamic_gnu2_lea_64): Ditto.
2464 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2466 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2468 Backport from mainline
2469 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2473 (ix86_print_operand_address): Assert that parts.base and parts.index
2474 are non-NULL after call to simplify_subreg.
2476 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2479 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2481 * config/sh/sh.c (sh_option_override): Do not change
2482 flag_finite_math_only. Set TARGET_IEEE to complement of
2483 flag_finite_math_only.
2484 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2485 description of mieee and mno-ieee behavior.
2487 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2490 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2491 (_lzcnt_u64): Ditto.
2493 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2495 Backport from mainline
2496 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2498 PR rtl-optimization/52250
2499 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2500 to put note list into. Unconditionally call move_bb_info.
2501 (move_bb_info): Do not assert the blocks being in the same region,
2502 just drop the note list if they are not.
2504 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2506 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2508 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2510 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2511 defining statement is a SSA name that occurs in abnormal PHIs.
2513 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2515 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2518 2012-07-19 Richard Guenther <rguenther@suse.de>
2519 Eric Botcazou <ebotcazou@adacore.com>
2521 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2522 about transition from invariant to known bits.
2523 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2525 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2528 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2529 (cleanup_tree_cfg_bb): Don't call it.
2530 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2533 2012-07-19 Christian Bruel <christian.bruel@st.com>
2536 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2538 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2540 * config.gcc (v850-*-rtems*): New target.
2541 * config/v850/rtems.h: New.
2542 * config/v850/t-rtems: New.
2544 2012-07-18 Nick Clifton <nickc@redhat.com>
2546 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2548 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2552 Backport from mainline
2553 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2556 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2557 instead expand it as zero extension.
2559 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2561 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2562 QImode and HImode splitters. Use ix86_comparison_operator.
2563 Explicitly match FLAGS_REG.
2564 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2566 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2567 Steven Bosscher <steven@gcc.gnu.org>
2568 Bernd Schmidt <bernds@codesourcery.com>
2570 PR rtl-optimization/53908
2571 * df-problems.c (can_move_insns_across): When doing
2572 memory-reference book-keeping, handle call insns.
2574 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2576 Backport from mainline
2577 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2580 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2581 sibcall_insn_operand. Move it to a temporary register if not.
2583 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2586 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2587 emit PIC sequence for fnaddr symbol reference in advance.
2589 2012-07-09 Jason Merrill <jason@redhat.com>
2592 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2593 (type_hash_eq): Likewise.
2596 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2598 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2600 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2601 due to negative shift amount.
2603 2012-07-06 Kai Tietz <ktietz@redhat.com>
2605 Backport from mainline.
2607 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2608 as "/mingw/include".
2610 2012-07-06 Nick Clifton <nickc@redhat.com>
2612 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2613 default_encode_section_info.
2615 2012-07-06 Richard Guenther <rguenther@suse.de>
2617 Backport from mainline
2618 2012-03-30 Richard Guenther <rguenther@suse.de>
2621 * double-int.c (rshift_double): Remove not needed cast.
2623 2012-03-28 Richard Guenther <rguenther@suse.de>
2626 * double-int.h (rshift_double): Remove.
2627 * double-int.c (lshift_double): Use absu_hwi to make count
2629 (rshift_double): Make static, take unsigned count argument,
2630 remove handling of negative count argument.
2631 (double_int_rshift): Dispatch to lshift_double.
2633 2012-07-06 Richard Guenther <rguenther@suse.de>
2635 Backport from mainline
2636 2012-06-18 Richard Guenther <rguenther@suse.de>
2638 PR tree-optimization/53693
2639 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2640 Reject operands with more than one use.
2642 2012-07-06 Richard Guenther <rguenther@suse.de>
2644 Backport from mainline
2645 2012-04-11 Richard Guenther <rguenther@suse.de>
2648 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2649 consider loop nesting.
2650 (evolution_function_is_univariate_p): Properly check the remainder
2653 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2655 Backport from mainline
2656 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2658 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2659 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2660 (adjacent_mem_locations): Move some code to and call...
2661 (get_memref_parts): ...new function.
2662 (mem_locations_overlap): New function.
2663 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2664 (is_mem_ref): Rename to...
2665 (find_mem_ref): ...this. Return MEM rtx.
2666 (get_store_dest): Remove function.
2667 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2668 new parameter and adjust calls.
2669 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2670 mem refs overlap for true_store_to_load_dep_costly.
2671 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2672 passed to adjacent_mem_locations.
2673 (is_costly_group): Walk resolved dependency list.
2674 (force_new_group): Emit group ending nop for Power6/Power7.
2675 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2676 (group_ending_nop): New define_insn.
2678 2012-07-04 Richard Guenther <rguenther@suse.de>
2681 * gimple-fold.c (get_base_constructor): Do not return an
2682 error_mark_node DECL_INITIAL.
2684 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2686 Backport from mainline
2687 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2689 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2690 code model string in the error message.
2692 2012-07-04 Tristan Gingold <gingold@adacore.com>
2694 Backport from mainline.
2695 2012-06-25 Tristan Gingold <gingold@adacore.com>
2697 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2698 (seh_cfa_adjust_cfa): ... that function.
2699 (seh_emit_stackalloc): Do not emit out of range values.
2700 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2701 UNSPEC_DEF_CFA constants.
2702 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2703 * config/i386/i386.c (ix86_frame_pointer_required): Required
2704 for very large frames on SEH target.
2705 (ix86_compute_frame_layout): Save area is before frame pointer
2706 on SEH target. Handle very large frames.
2707 (ix86_expand_prologue): Likewise.
2709 2012-07-04 Richard Guenther <rguenther@suse.de>
2711 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2712 as in free_lang_data_in_type.
2714 2012-07-02 Martin Jambor <mjambor@suse.cz>
2716 Backport from mainline.
2717 2012-07-02 Martin Jambor <mjambor@suse.cz>
2720 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2721 dynamic type change check.
2723 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2725 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2726 last statement of the finally block onto the switch.
2728 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2730 * configure: Regenerate.
2732 Backport from mainline.
2733 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2735 * config.gcc (target_type_format_char): New. Document it. Set it for
2737 * configure.ac (gnu_unique_option): Use target_type_format_char
2738 in test. Comment rationale.
2740 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2742 Backport from mainline.
2743 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2745 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2747 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2749 Backport from 2012-06-28 mainline r189049
2752 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2753 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2754 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2755 avr_hard_regno_call_part_clobbered.
2757 2012-06-28 Richard Guenther <rguenther@suse.de>
2760 * expr.c (expand_expr_real_1): Verify if the type is complete
2761 before inspecting its size.
2763 2012-06-27 Nick Clifton <nickc@redhat.com>
2765 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2768 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2771 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2773 2012-06-26 Nick Clifton <nickc@redhat.com>
2775 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2777 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2780 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2781 of x x x in the vmovlps load alternative.
2783 2012-06-22 Richard Guenther <rguenther@suse.de>
2785 * gcov-iov.c: Include bconfig.h and system.h.
2787 2012-06-22 Richard Guenther <rguenther@suse.de>
2789 PR gcov-profile/53744
2790 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2792 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2794 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2795 DECL_IGNORED_P non-reg vars even if they are used.
2797 2012-06-19 Jason Merrill <jason@redhat.com>
2800 * dwarf2out.c (modified_type_die): Use scope_die_for.
2801 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2802 (uses_local_type_r, uses_local_type): New.
2803 (scope_die_for): Keep a type that uses a local type in local scope.
2804 Use get_context_die for namespace and type scope.
2806 2012-06-19 Richard Guenther <rguenther@suse.de>
2809 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2810 replace it with the first non-BLOCK context.
2812 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2814 PR rtl-optimization/53700
2816 Backport from mainline
2817 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2819 * ira-color.c (setup_left_conflict_sizes_p): Process all
2820 conflicting objects.
2822 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2824 Backport from mainline
2825 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2828 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2829 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2830 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2831 instead of xop_mulv2div2di3_low.
2832 (xop_p<macs>dql): Fix vec_select selector.
2833 (xop_p<macs>dqh): Ditto.
2834 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2835 (xop_mulv2div2di3_high): Ditto.
2837 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2839 Backport from mainline:
2840 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2842 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2844 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2846 Backport from mainline:
2847 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2849 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2850 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2851 MAX_PCREL17F_OFFSET instead of fixed offset.
2852 (pa_attr_length_call): Likewise.
2853 (pa_attr_length_indirect_call): Likewise.
2855 2012-06-15 Walter Lee <walt@tilera.com>
2857 Backport from mainline:
2858 2012-06-15 Walter Lee <walt@tilera.com>
2860 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2862 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2864 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2866 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2868 Backport from mainline:
2870 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2871 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2872 * gimple.h (block_in_transaction): Check for flag_tm.
2874 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2876 PR tree-optimization/52558
2878 Backport from mainline:
2879 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2880 * gimple.h (gimple_set_in_transaction): Remove.
2881 (gimple_in_transaction): Look in BB instead.
2882 (gimple_statement_base): Remove in_transaction field.
2883 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2884 * trans-mem.c (compute_transaction_bits): Place transaction bit
2885 information into basic blocks.
2887 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2889 PR tree-optimization/52558
2890 * cfg.c (alloc_aux_for_edge): Fix comment.
2891 (alloc_aux_for_edge): Remove static.
2892 * basic-block.h (alloc_aux_for_edge): Protoize.
2893 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2894 (execute_sm_if_changed_flag): New.
2895 (execute_sm_if_changed_flag_set): New.
2896 (execute_sm): Do not generate data races unless requested.
2897 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2898 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2899 * gimple.h (block_in_transaction): New.
2900 (gimple_in_transaction): Use block_in_transaction.
2902 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2904 Backported from mainline
2905 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2907 PR rtl-optimization/53589
2908 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2909 discovery even when e->dest != target. If any LABEL_REF points
2910 to e->dest label, redirect it to target's label.
2912 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2915 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2916 returns false, replace stmt with GIMPLE_NOP.
2917 (check_omp_nesting_restrictions): Instead of issuing warnings,
2918 issue errors and return false if any errors were reported.
2920 2012-06-14 Richard Guenther <rguenther@suse.de>
2922 * BASE-VER: Set to 4.7.2.
2923 * DEV-PHASE: Set to prerelease.
2925 2012-06-12 Christian Bruel <christian.bruel@st.com>
2928 * config/sh/sh.c (sh_option_override): Don't force
2929 flag_omit_frame_pointer and maccumulate_outgoing_args.
2930 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2932 2012-06-14 Release Manager
2934 * GCC 4.7.1 released.
2936 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2938 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2940 2012-06-13 Richard Henderson <rth@redhat.com>
2942 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2943 iterator instead of INT.
2945 2012-06-08 Richard Henderson <rth@redhat.com>
2948 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2949 note to a clobber insn when no other insn is available.
2951 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2954 * doc/invoke.texi (Wenum-compare): Update documentation.
2956 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2959 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2961 (altivec_stvlxl): Ditto.
2962 (altivec_stvrx): Ditto.
2963 (altivec_stvrxl): Ditto.
2965 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2968 * trans-mem.c (expand_block_edges): Do not skip the first
2969 statement when resetting the BB.
2971 2012-06-04 Richard Guenther <rguenther@suse.de>
2974 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2975 create new assembler names.
2977 2012-06-04 Richard Guenther <rguenther@suse.de>
2979 Backport from mainline
2980 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2983 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2984 larger than maxbits. Don't compute maxbits modulo align.
2985 Also check that unit bytes long store at bitpos / unit * unit
2986 doesn't affect bits beyond bitregion_end.
2987 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2988 would not fit into bitregion_start ... bitregion_end + 1 bit
2990 (store_split_bit_field): Decrease unit close to end of bitregion_end
2991 if access is restricted in order to avoid mutual recursion.
2993 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2995 Backport from 2012-06-04 mainline r188172
2998 * config/avr/avr-stdint.h: New file.
2999 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3002 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3004 PR tree-optimization/53550
3005 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3006 is POINTER_TYPE_P, use sizetype as step type instead of type.
3008 2012-06-04 Richard Guenther <rguenther@suse.de>
3009 Eric Botcazou <ebotcazou@adacore.com>
3011 Backport from mainline
3012 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3014 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3015 Change type of BITOFFSET to signed. Make sure the lower bound of
3016 the computed range is non-negative by adjusting OFFSET and BITPOS.
3017 (expand_assignment): Adjust call to get_bit_range.
3019 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3021 * expr.c (get_bit_range): Return the null range if the enclosing record
3022 is part of a larger bit field.
3024 2012-03-20 Richard Guenther <rguenther@suse.de>
3026 * stor-layout.c (finish_bitfield_representative): Fallback
3027 to conservative maximum size if the padding up to the next
3028 field cannot be computed as a constant.
3029 (finish_bitfield_layout): If we cannot compute the distance
3030 between the start of the bitfield representative and the
3031 bitfield member start a new representative.
3032 * expr.c (get_bit_range): The distance between the start of
3033 the bitfield representative and the bitfield member is zero
3034 if the field offsets are not constants.
3036 2012-03-16 Richard Guenther <rguenther@suse.de>
3038 * stor-layout.c (finish_bitfield_representative): Fall back
3039 to the conservative maximum size if we cannot compute the
3040 size of the tail padding.
3042 2012-03-14 Richard Guenther <rguenther@suse.de>
3044 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3045 * stor-layout.c (start_bitfield_representative): New function.
3046 (finish_bitfield_representative): Likewise.
3047 (finish_bitfield_layout): Likewise.
3048 (finish_record_layout): Call finish_bitfield_layout.
3049 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3050 for QUAL_UNION_TYPE fields.
3051 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3052 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3053 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3058 * expr.c (get_bit_range): Unconditionally extract bitrange
3059 from DECL_BIT_FIELD_REPRESENTATIVE.
3060 (expand_assignment): Adjust call to get_bit_range.
3062 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3065 * fold-const.c (fold_binary_loc): Refine previous change.
3067 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3069 Backport from mainline
3070 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3073 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3074 avoid going above orig insn. Update comments.
3076 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3078 Backport from mainline
3079 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3082 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3083 prologue for unwinder and profiler.
3085 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3087 Backport from mainline
3088 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3090 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3092 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3094 Backport from mainline
3095 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3097 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3098 DBX_REGISTER_NUMBER.
3100 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3102 Backport from mainline
3103 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3105 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3106 operand is CONST_INT. Take COSTS_N_INSNS into account.
3107 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3110 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3112 * config/avr/avr.opt (-msp8): Document it.
3113 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3115 2012-05-31 Richard Guenther <rguenther@suse.de>
3118 * expr.c (expand_assignment): Do not use movmisalign on
3121 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3124 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3125 (pa_section_type_flags): New.
3126 (pa_legitimate_constant_p): Revert previous change.
3128 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3130 Backport from mainline
3131 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3134 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3135 accessed indirectly.
3136 (ipa_tm_create_version): Same.
3138 2012-05-30 Jason Merrill <jason@redhat.com>
3141 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3142 about array compound literals.
3144 2012-05-30 Richard Guenther <rguenther@suse.de>
3147 * fold-const.c (fold_binary_loc): Make sure to call
3148 fold_plusminus_mult_expr with the original sign of operands.
3150 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3152 * explow.c (probe_stack_range): Restore simple control flow and stop
3153 again when the probe cannot be generated if HAVE_check_stack.
3155 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3157 PR rtl-optimization/53519
3158 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3159 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3161 2012-05-29 Richard Guenther <rguenther@suse.de>
3163 PR tree-optimization/53516
3164 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3166 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3168 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3170 Backport from mainline
3171 2012-05-28 Richard Guenther <rguenther@suse.de>
3173 PR tree-optimization/53438
3174 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3176 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3178 Backport from mainline
3179 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3181 PR rtl-optimization/52528
3182 * combine.c (can_combine_p): Add setting of subst_low_luid
3183 before call to expand_field_assignment().
3185 2012-05-26 Martin Jambor <mjambor@suse.cz>
3187 Backport from mainline
3188 2012-05-23 Martin Jambor <mjambor@suse.cz>
3190 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3192 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3195 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3196 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3198 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3201 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3202 (ix86_expand_vec_perm): Use int mode instead of float.
3204 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3207 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3208 gnu_ld variables to yes.
3209 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3210 (HAVE_GNU_AS): Likewise.
3211 * config.in: Regenerate.
3212 * configure: Likewise.
3214 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3216 Backport from mainline
3217 2012-03-12 Richard Guenther <rguenther@suse.de>
3218 * config/arm/arm.c (neon_dereference_pointer): Do not call
3219 covert during RTL expansion.
3221 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3223 Backport from mainline
3224 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3227 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3228 relied on signed overflow behavior.
3230 2012-05-24 Richard Guenther <rguenther@suse.de>
3233 * tree-profile.c (tree_profiling): Cleanup the CFG if
3234 execute_fixup_cfg requests it.
3236 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3238 PR tree-optimization/53465
3239 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3240 vr0 into *vr, then vrp_meet that.
3241 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3242 have any equivalences.
3243 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3246 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3248 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3250 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3251 (iterative_hash_gimple_type): Adjust comment.
3252 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3253 domain for an array type instead of the domain type itself.
3255 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3257 Backport from 2012-05-23 mainline r187803
3260 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3261 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3264 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3266 Backport from 2012-05-03 mainline r187075
3268 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3269 has_fma4 for AMD processors with both fma3 and fma4 support.
3271 2012-05-22 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/53408
3274 * tree-vect-loop.c (vectorizable_induction): Properly check
3275 the restriction that we cannot handle induction results from
3276 the inner loop outside of the outer loop.
3278 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3280 PR tree-optimization/53436
3281 * omp-low.c (omp_build_component_ref): New function.
3282 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3284 PR tree-optimization/53366
3285 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3286 tests if complex_numbers == 2, but there are non-complex number loads
3289 PR tree-optimization/53409
3290 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3291 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3293 PR tree-optimization/53410
3294 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3295 instead of build_int_cst (type, 0) where vector types might be
3298 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3301 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3302 from folded operands before wrapping another around the
3303 conditional expression.
3305 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3306 Patrick Marlier <patrick.marlier@gmail.com>
3308 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3311 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3313 Backport from mainline
3314 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3317 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3318 (UNSPECV_RDRAND): This.
3319 (rdrand<mode>_1): Updated.
3321 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3323 Backport from mainline
3324 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3326 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3327 RDRND, F16C and FSGSBASE.
3329 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3331 Backport from mainline
3332 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3334 * tree-ssa-pre.c (can_value_number_call): Delete.
3335 (compute_avail): Skip all statements with side effects.
3336 <GIMPLE_CALL>: Skip calls to internal functions.
3338 2012-05-18 David S. Miller <davem@davemloft.net>
3340 Backport r185385 from mainline
3341 2012-03-14 Richard Guenther <rguenther@suse.de>
3344 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3345 element type instead of mode, use build_vector_type_for_mode
3346 instead of the langhook, build a vector of proper signedness.
3347 (expand_vector_operations_1): Adjust.
3349 2012-05-18 Olivier Hainque <hainque@adacore.com>
3351 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3352 $(libsubdir) as libexecsubdir.
3354 2012-05-16 Andrew Pinski <apinski@cavium.com>
3356 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3359 2012-05-16 David S. Miller <davem@davemloft.net>
3361 * jump.c (delete_related_insns): If we remove a CALL, make sure
3362 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3364 2012-05-16 Richard Henderson <rth@redhat.com>
3367 * combine-stack-adj.c (prev_active_insn_bb): New.
3368 (next_active_insn_bb): New.
3369 (force_move_args_size_note): New.
3370 (combine_stack_adjustments_for_block): Use it.
3372 2012-05-16 Olivier Hainque <hainque@adacore.com>
3374 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3375 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3376 Add comments and improve stamp preservation across the whole sequence.
3377 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3379 2012-05-16 Richard Guenther <rguenther@suse.de>
3381 PR tree-optimization/53364
3382 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3383 detect a view-conversion of the decl.
3385 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3388 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3389 that operands[2] is either immediate, or q_regs_operand.
3391 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3393 Backport r187139 from mainline.
3394 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3396 PR rtl-optimization/52804
3397 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3398 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3399 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3400 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3401 RELOAD_FOR_OUTADDR_ADDRESS.
3403 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3407 generate target register for "load" class builtins.
3410 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3413 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3414 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3415 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3416 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3417 (<sse>_movu<ssemodesuffix>): New expander.
3418 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3419 (avx_movdqu<avxmodesuffix>): New expander.
3420 (*sse2_movdqu): Rename from sse2_movdqu.
3421 (sse2_movdqu): New expander.
3423 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3425 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3426 lineno 1 the same as lineno 0 before first start file directive.
3427 (optimize_macinfo_range): Likewise.
3429 * dwarf2out.c (have_macinfo): Define.
3430 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3431 attribute, don't force empty compilation unit and don't emit any
3432 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3434 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3436 Backport from mainline
3437 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3439 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3440 ORDERED and UNORDERED conditions.
3442 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3444 * function.c (requires_stack_frame_p): If the function can throw
3445 non-call exceptions, return true if the insn can throw internally.
3447 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3449 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3450 DECL_ORIGINAL_TYPE if it is present.
3452 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3454 Backport from 2012-05-12 mainline r187342.
3457 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3458 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3459 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3460 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3461 (expand_prologue): Move initialization of cfun->machine->is_naked,
3462 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3463 (avr_set_current_function): ...this new static function.
3464 (TARGET_SET_CURRENT_FUNCTION): New define.
3465 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3466 checking attributes of current_function_decl.
3467 (avr_regs_to_save): Ditto.
3468 (signal_function_p): Rename to avr_signal_function_p.
3469 (interrupt_function_p): Rename to avr_interrupt_function_p.
3471 * doc/extend.texi (Function Attributes): Better explanation of
3472 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3475 2012-05-09 Matthias Klose <doko@ubuntu.com>
3477 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3479 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3482 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3483 when a constant source operand matches an "I" constraint, the "no
3484 CC0 change" applies to a register-destination only, not a
3485 strict_low_part-destination.
3487 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3489 Backport from mainline:
3490 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3492 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3494 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3496 PR tree-optimization/53239
3497 * tree-vrp.c (get_value_range): Set VR of
3498 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3501 2012-05-07 Richard Guenther <rguenther@suse.de>
3503 PR tree-optimization/53195
3504 * tree-inline.c (setup_one_parameter): Properly add referenced
3505 vars from the parameters new known value.
3507 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3509 Backport from mainline:
3510 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3513 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3516 2012-05-04 Ian Lance Taylor <iant@google.com>
3518 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3519 values from false to NULL.
3521 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3523 Backport from mainline
3524 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3527 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3528 (TARGET_CMOV): Rename from TARGET_CMOVE.
3529 (TARGET_CMOVE): New define.
3530 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3531 Do not set TARGET_CMOVE here.
3533 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3535 Backport from mainline:
3537 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3539 PR tree-optimization/52633
3540 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3541 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3542 (vect_recog_over_widening_pattern): Remove handling of code that was
3543 already detected as over-widening pattern. Remove special handling
3544 of "unsigned" cases. Instead, support general case of conversion
3545 of the shift result to another type.
3547 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3549 * tree-vect-patterns.c (vect_single_imm_use): New function.
3550 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3551 (vect_recog_over_widening_pattern): Likewise.
3552 (vect_recog_widen_shift_pattern): Likewise.
3554 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3556 PR tree-optimization/52870
3557 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3558 presumed pattern statement is within the same loop or basic block.
3560 2012-05-04 Richard Guenther <rguenther@suse.de>
3562 * common.opt (flto-report): Do not mark as Optimization.
3564 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3567 * recog.c (constrain_operands): If extra constraints are present, also
3568 accept pseudo-registers with equivalent memory locations during reload.
3570 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3572 Backport from the mainline
3573 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3576 * config/rs6000/rs6000.md (bswapdi splitters): If
3577 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3578 default) is used, generate an alternate sequence that does not
3579 depend on using indexed addressing.
3581 2012-05-03 David S. Miller <davem@davemloft.net>
3584 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3585 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3586 (sparc_emit_float_lib_cmp): Likewise.
3588 2012-05-04 Martin Jambor <mjambor@suse.cz>
3590 Backport from mainline
3591 2012-05-02 Martin Jambor <mjambor@suse.cz>
3594 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3595 of a variable when the contect is a function.
3597 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3600 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3601 append program name to it and pass that as first argument
3602 to make_relative_prefix. Always pass standard_libexec_prefix
3603 as last argument to make_relative_prefix. If
3604 make_relative_prefix returns NULL, fall back to
3605 standard_libexec_prefix.
3608 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3612 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3613 mode, return that mode.
3615 2012-05-03 Richard Guenther <rguenther@suse.de>
3617 PR tree-optimization/53144
3618 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3620 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3621 with SSA name values.
3622 (vn_reference_lookup_3): Adjust callers.
3624 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3626 PR tree-optimization/53163
3627 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3628 return value from compute_all_dependences.
3630 PR rtl-optimization/53160
3631 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3632 has been modified by ree pass already.
3634 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3636 Backport from mainline
3637 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3640 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3641 calls to cgraph_node_name in xstrdup.
3642 (ipa_make_edge_direct_to_target): Ditto.
3643 * tree-sra.c (convert_callers_for_node): Ditto.
3644 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3645 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3646 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3647 (cgraph_materialize_all_clones): Ditto.
3648 * ipa-inline.c (report_inline_failed_reason): Ditto.
3649 (want_early_inline_function_p): Ditto.
3650 (edge_badness): Ditto.
3651 (update_edge_key): Ditto.
3652 (flatten_function): Ditto.
3653 (ipa_inline): Ditto.
3654 (inline_always_inline_functions): Ditto.
3655 (early_inline_small_functions): Ditto.
3657 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3659 Backport from mainline
3660 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3662 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3663 Introduce emul_name to select the right linker emulation for
3664 powerpc64-*-freebsd*.
3665 * configure: Regenerate.
3666 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3667 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3668 * config/rs6000/freebsd64.h: New file.
3669 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3671 (rs6000_savres_strategy): Likewise.
3672 (rs6000_savres_routine_name): Likewise.
3673 (rs6000_elf_file_end): Likewise.
3674 * config/rs6000/t-freebsd64: New file.
3675 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3676 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3678 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3680 Backport from mainline
3681 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3684 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3686 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3688 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3689 predicate to discriminate types.
3691 2012-04-27 Richard Guenther <rguenther@suse.de>
3694 * convert.c (convert_to_integer): Avoid infinite recursion for
3695 target-defined built-in types.
3697 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3700 * config/cris/cris.md ("*andhi_lowpart_v32")
3701 ("*andqi_lowpart_v32"): Change first input-only operand from
3702 a (match_operand ...) to (match_dup 0). Drop alternatives with
3703 const_int-matching constraints for redundancy.
3704 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3705 three-operand alternative.
3707 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3709 Backport from mainline
3710 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3712 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3713 (*addsi_2_zext): Ditto.
3714 (*add<mode>_3): Ditto.
3715 (*addsi_3_zext): Ditto.
3716 (*add<mode>_5): Ditto.
3718 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3721 * c-typeck.c (set_nonincremental_init,
3722 set_nonincremental_init_from_string): Pass true instead of false
3723 as IMPLICIT to add_pending_init.
3725 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3727 Backport from 2012-04-24 mainline r186768.
3730 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3732 2012-04-24 Richard Guenther <rguenther@suse.de>
3734 PR tree-optimization/53085
3735 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3738 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3741 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3743 (output_addressed_constants): Likewise.
3746 * varasm.c (get_section): Don't ICE for section conflicts with
3747 built-in section kinds.
3749 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3751 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3753 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3755 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3757 2012-04-23 Richard Guenther <rguenther@suse.de>
3760 * c-typeck.c (build_binary_op): Fix typo.
3762 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3764 PR tree-optimizations/52891
3765 * tree-vect-patterns.c (adjust_bool_pattern): Use
3766 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3767 but with non-standard precision.
3769 2012-04-22 Ian Lance Taylor <iant@google.com>
3771 * godump.c (go_output_typedef): Dump size of structs.
3773 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3775 Backport from mainline:
3777 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3778 hints for 'A' operand types.
3780 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3782 Backport from 2012-04-19 mainline r186588.
3785 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3786 the case *(X+const).
3788 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3790 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3792 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3795 * config/i386/sync.md (atomic_<code><mode>): Rename to
3796 atomic_<logic><mode>.
3798 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3800 Backport from mainline
3801 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3804 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3805 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3806 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3807 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3808 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3809 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3810 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3811 gen_avx2_permvarv8sf.
3813 2012-04-16 Martin Jambor <mjambor@suse.cz>
3815 Backported from mainline
3817 2012-04-13 Martin Jambor <mjambor@suse.cz>
3820 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3821 fold_ctor_reference returns a zero constant.
3823 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3825 Backported from mainline
3826 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3828 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3829 and __ILP32__ for x32.
3831 2012-04-13 Tom de Vries <tom@codesourcery.com>
3833 Backport from mainline r186418.
3835 2012-04-13 Tom de Vries <tom@codesourcery.com>
3837 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3838 parameters vuse and vuse_escaped.
3839 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3840 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3843 2012-04-13 Richard Guenther <rguenther@suse.de>
3845 PR tree-optimization/52969
3846 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3847 the condition for the COND_EXPR and handle predicate negation
3848 by swapping the COND_EXPR arms.
3850 2012-04-13 Richard Guenther <rguenther@suse.de>
3853 * convert.c (convert_to_pointer): Remove special-casing of
3856 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3858 Backport from mainline
3859 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3862 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3863 the list of options to enable the FCFID instruction.
3864 (TARGET_EXTRA_BUILTINS): Adjust comment.
3866 2012-04-12 Richard Guenther <rguenther@suse.de>
3868 PR tree-optimization/52943
3869 * tree-chrec.h (chrec_is_positive): Remove.
3870 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3871 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3872 Return false for a constant zero instead of negative.
3873 (analyze_siv_subscript_cst_affine): Handle zero difference
3874 in the initial condition explicitely.
3876 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3879 * varasm.c (process_pending_assemble_externals): Set
3880 pending_assemble_externals_processed true.
3881 (assemble_external): Call assemble_external_real if the pending
3882 assemble externals have been processed.
3884 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3887 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3888 the DECL generated for the special GOT helper.
3890 2012-04-06 Walter Lee <walt@tilera.com>
3892 Backport from mainline
3893 2012-03-07 Walter Lee <walt@tilera.com>
3895 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3896 REG_CFA_* notes for the stack pointer.
3897 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3898 EH_RETURN_STACKADJ_RTX.
3899 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3900 generate REG_CFA_* notes for the stack pointer.
3901 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3902 by EH_RETURN_STACKADJ_RTX.
3904 2012-04-06 Matt Turner <mattst88@gmail.com>
3906 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3908 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3910 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3911 of the destination isn't also a FP_REGS register.
3913 2012-04-03 Richard Guenther <rguenther@suse.de>
3915 Backport from mainline
3916 2012-03-02 Richard Guenther <rguenther@suse.de>
3918 PR tree-optimization/52406
3919 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3920 (struct indices): Add unconstrained_base member.
3921 (struct dr_alias): Remove unused vops member.
3922 (DR_UNCONSTRAINED_BASE): New define.
3923 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3924 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3925 be an artificial access that covers the whole indexed object,
3926 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3927 plain decl base-objects to their MEM_REF variant.
3928 (dr_may_alias_p): When the base-object of either data reference
3929 has unknown size use only points-to information.
3930 (compute_affine_dependence): Make dumps easier to read and
3932 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3933 DR_REF when looking for packed references.
3934 (vect_supportable_dr_alignment): Likewise.
3936 2012-04-03 Richard Guenther <rguenther@suse.de>
3938 Backport from mainline
3939 2012-03-15 Richard Guenther <rguenther@suse.de>
3942 * tree-data-ref.c (subscript_dependence_tester_1): Check
3943 all dimensions for non-conflicting access functions.
3945 2012-04-03 Richard Guenther <rguenther@suse.de>
3947 Backport from mainline
3948 2012-03-06 Richard Guenther <rguenther@suse.de>
3951 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3953 2012-03-23 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/52678
3956 * tree-vectorizer.h (struct _stmt_vec_info): Add
3957 loop_phi_evolution_part member.
3958 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3959 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3960 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3961 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3962 Use the cached evolution part and the PHI nodes value from
3963 the loop preheader edge instead of re-analyzing the evolution.
3965 2012-03-26 Richard Guenther <rguenther@suse.de>
3967 PR tree-optimization/52701
3968 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3969 compute and set the evolution part of PHI nodes.
3971 2012-03-30 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/52754
3974 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3975 propagate arbitrary addresses into really plain dereferences.
3977 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3979 PR tree-optimization/52835
3980 * tree-data-ref.c (build_rdg): Return NULL if
3981 compute_data_dependences_for_loop failed.
3983 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3985 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3986 (stmt_can_make_abnormal_goto): Use it.
3987 (is_ctrl_altering_stmt): Likewise.
3989 2012-03-31 Martin Jambor <mjambor@suse.cz>
3991 Backported from mainline
3992 2012-03-30 Martin Jambor <mjambor@suse.cz>
3994 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3995 is a builtin_stack_save in a dominating BB.
3997 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3999 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4000 crossing 128bit lane boundary.
4002 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4004 Backported from mainline
4005 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4008 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4010 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4011 * config/i386/i386.c: Include reload.h.
4012 (ix86_legitimize_reload_address): New function.
4014 2012-03-28 Martin Jambor <mjambor@suse.cz>
4016 Backported from mainline
4017 2012-03-27 Martin Jambor <mjambor@suse.cz>
4020 * tree-sra.c (sra_modify_assign): Do not call
4021 load_assign_lhs_subreplacements when working with an unscalarizable
4024 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4027 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4028 __builtin_va_start to __builtin_next_arg if the latter is
4029 builtin_decl_explicit_p rather than when it is not.
4032 * tree-vect-generic.c (vector_element): Perform multiplication
4033 for pos in bitsizetype type instead of idx type.
4035 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4037 Backport from 2012-03-28 mainline r185910.
4040 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4041 (avr_builtin_decl): New static function.
4042 (struct avr_builtin_description, avr_bdesc): Move up.
4043 Add GTY marker. Add field fndecl. Remove redundant field id.
4044 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4045 (avr_expand_builtin): Code cleanup because .id is removed.
4047 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4050 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4053 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4055 Backport from 2012-03-28 mainline r185907.
4058 * config.gcc (tm_file): Remove avr/multilib.h.
4060 * doc/invoke.texi (AVR Options): Adjust
4061 documentation of -mtiny-stack.
4063 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4064 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4065 * config/avr/t-avr: Remove generation of multilib.h.
4066 * config/avr/t-multilib: Regenerate.
4067 * config/avr/multilib.h: Remove.
4068 * config/avr/avr.opt (-msp8): New option.
4069 (avr_sp8): New variable.
4070 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4071 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4072 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4073 (avr_device_to_sp8): New prototype.
4074 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4075 (DRIVER_SELF_SPECS): New define.
4076 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4077 __AVR_SP8__, __AVR_HAVE_SPH__.
4078 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4079 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4080 (avr_file_start): Ditto.
4082 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4085 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4086 instead of 8 in adjust_address.
4088 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4090 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4091 of a unit before computing the offset in units.
4093 2012-03-27 Richard Guenther <rguenther@suse.de>
4096 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4099 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4102 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4104 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4107 * varasm.c: Include pointer-set.h.
4108 (pending_assemble_externals_set): New pointer set.
4109 (process_pending_assemble_externals): Destroy the pointer set.
4110 (assemble_external): See if decl is in pending_assemble_externals_set,
4111 and add it to pending_assemble_externals if necessary.
4112 (init_varasm_once): Allocate pending_assemble_externals_set.
4114 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4116 Backported from mainline
4117 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4120 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4121 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4122 (vector_ltgt<mode>): Likewise.
4123 (vector_ordered<mode>): Likewise.
4124 (vector_unordered<mode>): Likewise.
4125 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4127 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4129 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4132 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4134 Backported from mainline
4135 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4139 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4140 GENERAL_REGS and FP_REGS for SImode.
4142 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4145 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4146 on any new_local_var_chain vars declared during recursing on
4147 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4149 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4151 Backport from 2012-03-22 mainline r185692.
4154 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4155 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4156 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4157 (delay_cycles_1, delay_cycles_2): Ditto.
4158 (delay_cycles_3, delay_cycles_4): Ditto.
4159 (nopv, *nopv): Ditto.
4160 (sleep, *sleep): Ditto.
4163 Backport from 2012-03-21 mainline r185605.
4165 PR rtl-optimization/52543
4167 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4168 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4169 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4170 (avr_load_libgcc_p): Restrict to __flash loads.
4171 (avr_out_lpm): Only handle 1-byte loads from __flash.
4172 (avr_load_lpm): New function.
4173 (avr_find_unused_d_reg): Remove.
4174 (avr_out_lpm_no_lpmx): Remove.
4175 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4176 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4177 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4178 (load_<mode>, load_<mode>_clobber): New insns.
4179 (mov<mode>): For multi-byte move from non-generic
4180 16-bit address spaces: Expand to load_<mode> resp.
4181 load_<mode>_clobber.
4182 (load<mode>_libgcc): Remove expander.
4183 (split-lpmx): Remove split.
4185 Backport from 2012-03-13 mainline r185329.
4188 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4189 offset (size) to a value the insns can deal with.
4190 (expand_epilogue): Ditto.
4192 Backport from 2012-03-12 mainline r185256.
4195 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4196 type from reg_class_t to enum reg_class.
4197 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4199 Backport from 2012-03-12 mainline r185253.
4202 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4203 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4204 r184615 from 2012-02-28.
4206 Backport from 2012-03-08 mainline r185105.
4208 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4209 for constants in [-63,63].
4211 Backport from 2012-03-08 mainline r185100.
4214 * config/avr/avr.c (avr_mem_clobber): New static function.
4215 (avr_expand_delay_cycles): Add memory clobber operand to
4216 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4217 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4218 (enable_interrupt, disable_interrupt): New expander.
4219 (nopv, sleep, wdr): New expanders.
4220 (delay_cycles_1): Add memory clobber.
4221 (delay_cycles_2): Add memory clobber.
4222 (delay_cycles_3): Add memory clobber.
4223 (delay_cycles_4): Add memory clobber.
4224 (cli_sei): New insn from former "enable_interrupt",
4225 "disable_interrupt" with memory clobber.
4226 (*wdt): New insn from former "wdt" with memory clobber.
4227 (*nopv): Similar, but for "nopv".
4228 (*sleep): Similar, but for "sleep".
4230 Backport from 2012-03-07 mainline r185043.
4233 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4235 Backport from 2012-03-07 mainline r185032.
4238 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4239 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4240 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4242 Backport from 2012-03-07 mainline r185031.
4245 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4247 * config/avr/avr.md (xload_8): Adjust insn length.
4249 Backport from 2012-03-07 mainline r185030.
4252 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4253 if RAMPZ affects reading from RAM.
4255 Backport from 2012-03-05 mainline r184919.
4257 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4259 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4261 Backport from mainline r185259.
4264 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4265 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4267 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4269 Backported from mainline
4270 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4273 * c-parser.c (c_parser_postfix_expression)
4274 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4276 * config/i386/smmintrin.h: Avoid /* within a comment.
4277 * config/i386/nmmintrin.h: Likewise.
4279 2012-03-22 Richard Guenther <rguenther@suse.de>
4281 * BASE-VER: Set to 4.7.1.
4282 * DEV-PHASE: Set to prerelease.
4284 2012-03-22 Release Manager
4286 * GCC 4.7.0 released.
4288 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4290 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4292 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4293 Andrew Pinski <apinski@cavium.com>
4296 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4297 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4298 calls instead of __builtin_ir{int,ound}*.
4300 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4303 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4306 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4308 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4309 Refer to GCC 4.7 version of c99status.html.
4311 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4313 Backport from mainline
4314 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4316 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4317 redefine to be NULL if the current bit-size is different from the
4318 configured bit-size.
4320 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4321 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4322 set the default tuning. Add asserts to make sure the cpu and tune
4323 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4324 test whether the index is set, instead of > 0.
4325 (rs6000_file_start): Do not reset the default cpu if the current
4326 bit-size is different from the configured bit-size.
4328 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4330 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4332 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4333 Update binutils references.
4334 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4335 Update binutils reference.
4336 Update Sun as/GNU ld caveat.
4337 Document binutils largefile requirement for LTO plugin.
4338 Remove reference to alternate libpthread.
4340 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4342 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4344 (Specific, mips-sgi-irix6): Likewise.
4346 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4348 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4349 * configure: Regenerate.
4351 2012-03-07 Richard Henderson <rth@redhat.com>
4353 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4354 * config/m68k/sync.md (atomic_test_and_set): Use it.
4355 (atomic_test_and_set_1): Likewise.
4357 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4360 * Makefile.in: Let install-gcc-ar depend on installdirs,
4361 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4362 Don't double canonicalize if cross-compiling.
4364 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4366 * trans-mem.c: New typedef for tm_region_p.
4367 Define vector types for tm_region_p.
4368 (tm_region_init): Replace region_worklist to a vector called
4371 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4374 * trans-mem.c (tm_region_init): Use last_basic_block.
4376 2012-03-05 Richard Henderson <rth@redhat.com>
4379 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4380 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4381 BIGGEST_ALIGNMENT is aligned.
4383 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4385 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4387 2012-03-05 Richard Henderson <rth@redhat.com>
4390 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4391 instead of calling negqi2 directly.
4393 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4395 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4396 (INTMAX_TYPE): Use it.
4397 (UINTMAX_TYPE): Likewise.
4398 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4399 (irix6_c_common_override_options): Declare.
4400 (C_COMMON_OVERRIDE_OPTIONS): Define.
4401 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4402 * config/mips/irix6-c.c: New file.
4403 * config/mips/t-irix6 (irix6-c.o): New target.
4404 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4407 2012-03-02 Richard Henderson <rth@redhat.com>
4409 * optabs.c (expand_atomic_test_and_set): Honor
4410 atomic_test_and_set_trueval even when atomic_test_and_set
4411 optab is not in use.
4413 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4415 Backport from mainline
4416 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4418 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4420 2012-03-02 Richard Guenther <rguenther@suse.de>
4422 * DEV-PHASE: Set to prerelease.
4424 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4426 * config.gcc (obsolete): Add all ARM targets using the FPA.
4427 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4428 * doc/install.texi: Avoid references to obsolete ARM ports.
4430 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4432 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4434 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4435 Joern Rennecke <joern.rennecke@embecosm.com>
4437 * doc/extend.texi: Expand and update information on interrupt
4438 attribute for Epiphany.
4440 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4442 * config/sh/sh-protos.h: Update copyright notice dates.
4443 * config/sh/sh.h: Likewise.
4444 * config/sh/sh.md: Likewise.
4445 * config/sh/constraints.md: Likewise.
4446 * config/sh/predicates.md: Likewise.
4448 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4450 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4451 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4453 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4455 * config/sh/constraints.md: Fix comment typo.
4457 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4460 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4461 unsigned HOST_WIDE_INT.
4462 (zvdep_imm64): Likewise.
4463 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4464 (vdepi_and): Likewise.
4465 Likewise for unamed 64-bit patterns.
4466 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4468 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4471 PR rtl-optimization/52417
4472 * cselib.c (cselib_any_perm_equivs): New variable.
4473 (cselib_reset_table): Check that it's not set when not
4474 preserving constants.
4475 (cselib_add_permanent_equiv): Set it.
4476 (cselib_have_permanent_equivalences): New.
4477 (cselib_init, cselib_finish): Reset it.
4478 * cselib.h (cselib_have_permanent_equivalences): Declare.
4479 * alias.c (get_addr): Restore earlier behavior when there
4480 aren't permanent equivalences.
4482 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4484 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4485 * config/v850/v850-modes.def: Fix copyright notice.
4487 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4489 * doc/extend.texi (AVR Built-in Functions): Document
4490 __builtin_avr_flash_segment.
4492 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4493 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4494 (*split.flash_segment): New insn-and-split.
4495 * config/avr/avr.c (avr_init_builtins): Add local variables:
4496 const_memx_void_node, const_memx_ptr_type_node,
4497 char_ftype_const_memx_ptr.
4499 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4501 PR tree-optimization/52445
4502 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4503 add ssa_name_ver, offset and size fields and change store field
4505 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4506 (add_or_mark_expr): Likewise. Only consider previous stores
4507 with the same size and offset.
4508 (nt_init_block): Only look at gimple_assign_single_p stmts,
4509 doesn't look at rhs2.
4511 2012-03-01 Richard Guenther <rguenther@suse.de>
4514 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4515 conversions from integral types to pointer types.
4517 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4519 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4520 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4521 unintentionally removed in r184616.
4523 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4525 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4528 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4529 Uros Bizjak <ubizjak@gmail.com>
4532 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4533 alternatives, add "e" constraint to the new last alternative
4534 and ! to last 3 alternatives.
4536 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4538 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4539 DW_AT_artificial attributes at the end of the processing.
4540 (gen_array_type_die): Likewise.
4541 (gen_enumeration_type_die): Likewise.
4542 (gen_struct_or_union_type_die): Likewise.
4543 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4546 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4549 * expr.c (expand_assignment): If doing misaligned store that doesn't
4550 cover all mode bits, perform a RMW cycle.
4552 PR tree-optimization/52429
4553 * tree-parloops.c (separate_decls_in_region_debug): Return early
4554 if var is LABEL_DECL.
4556 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4558 PR tree-optimization/52424
4559 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4560 calling dom_thread_across_edge.
4562 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4564 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4566 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4568 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4569 * config/avr/avr.c (avr_output_bld): Remove unused function.
4570 (avr_out_sbxx_branch): Use "%T" to print bit position.
4572 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4574 * config/avr/avr.md: Untabify.
4576 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4578 * config/avr/avr.md (eqne): New code iterator.
4579 (*dec-and-branchsi): Use it in text peephole's condition.
4580 (*dec-and-branchhi): Ditto.
4581 (*dec-and-branchqi): Ditto.
4583 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4586 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4587 the device does not have the skip-bug.
4589 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4591 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4592 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4593 -mpretend-cmove): New.
4595 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4598 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4599 doesn't count DEBUG_INSN refs.
4600 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4601 for DEBUG_INSN refs.
4603 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4607 2012-02-20 Richard Guenther <rguenther@suse.de>
4608 PR tree-optimization/52298
4609 * tree-vect-stmts.c (vectorizable_load): Properly use
4610 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4613 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4616 * gimple.h (gimple_in_transaction): New.
4617 (gimple_set_in_transaction): New.
4618 (struct gimple_statement_base): Add in_transaction field.
4619 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4621 (tree_ssa_lim_initialize): Compute transaction bits.
4622 * tree.h (compute_transaction_bits): Protoize.
4623 * trans-mem.c (tm_region_init): Use the heap to store BB
4625 (compute_transaction_bits): New.
4627 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4629 * gcc.c (display_help): Document --help=common and sort entries
4632 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4634 * doc/install.texi: Document check-$LANG specific shortcuts
4636 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4639 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4641 * config/arm/arm_neon.h: Regenerate.
4642 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4643 (neon_vcgeu): New insn.
4644 (neon_vcgtu): Likewise.
4645 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4646 (ops): Unsigned comparison intrinsics call a different
4649 2012-02-28 Richard Guenther <rguenther@suse.de>
4652 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4653 ordering for the VEC_CONCAT for two element vectors for
4654 V2SFmode, V2SImode and V2DImode.
4656 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4659 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4660 detecting big-endian triplets.
4662 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4664 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4665 mode if there is no type information available.
4667 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4669 PR tree-optimization/53207
4670 * doc/invoke.texi: Document as experimental and relying on graphite.
4672 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4674 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4675 of initializer to changes from r184614.
4677 2012-02-28 Richard Guenther <rguenther@suse.de>
4679 PR tree-optimization/52395
4680 * tree-sra.c (build_ref_for_offset): Also look at the base
4681 TYPE_ALIGN when figuring out the alignment of the replacement.
4683 2012-02-28 Richard Guenther <rguenther@suse.de>
4685 PR tree-optimization/52402
4686 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4687 mis-aligned types when creating the accesses at the call site.
4689 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4691 * config/avr/builtins.def: New file.
4692 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4693 * config/avr/avr.c (enum avr_builtin_id): Use it.
4694 (avr_init_builtins): Use it. And use avr_bdesc.
4695 (bdesc_1arg): Remove.
4696 (bdesc_2arg): Remove.
4697 (bdesc_3arg): Remove.
4698 (struct avr_builtin_description): Add field n_args.
4699 (avr_bdesc): New static variable using builtins.def.
4700 (avr_expand_builtin): Use it.
4701 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4702 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4703 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4705 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4708 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4709 match only one single hard register with respective hard reg rtx.
4710 (movmemx_<mode>): Ditto.
4711 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4712 insn anatomy of movmem[x]_<mode>.
4713 (avr_out_movmem): Same for printing assembler and operand usage.
4715 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4719 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4720 address spaces located outside of device flash.
4722 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4723 (mcu_type_s): Add field n_flash.
4724 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4725 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4726 (AVR_MCU): Add N_FLASH argument.
4727 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4728 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4729 macro __FLASH<n> if that address space makes sense for the device.
4730 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4731 outside of target flash.
4732 (avr_asm_named_section): Ditto.
4733 (avr_asm_select_section): Ditto.
4734 (avr_addr_space_convert): Ditto.
4735 (avr_emit_movmemhi): Ditto.
4736 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4737 address space is outside of device flash.
4738 (avr_insert_attributes): Ditto.
4739 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4740 avr_current_arch->n_segments.
4742 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4745 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4747 (*movabs<mode>_2): Likewise.
4749 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4752 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4753 s_register_operand in the test instead of REG_P. Don't call
4754 gen_reg_rtx if it won't be used.
4756 PR tree-optimization/52376
4757 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4759 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4761 * ifcvt.c (noce_get_condition): Check condition variable is not
4762 small_register_classes_for_mode_p before accepting.
4764 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4766 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4768 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4771 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4772 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4774 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4776 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4778 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4780 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4782 * config/sh/predicates.md: Remove blank lines.
4783 * config/sh/sh.c: Fix typos in comments.
4784 * config/sh/constraints.md: Likewise.
4785 * config/sh/sh.md: Remove blank lines.
4786 Fix typos in comments. Use ;; as comment characters.
4788 2012-02-26 Walter Lee <walt@tilera.com>
4790 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4791 (replace_mov_pcrel_step2): Ditto.
4793 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4796 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4797 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4798 and locs that reference values newer than the non-canonical value
4799 at hand. Return the canonical value as a worst case.
4800 (memrefs_conflict_p): Walk canonical value's locs.
4803 * cselib.c (preserve_only_constants): Rename to...
4804 (preserve_constants_and_equivs): ... this. Split out...
4805 (invariant_or_equiv_p): ... this. Preserve plus expressions
4806 of other preserved expressions too.
4807 (cselib_reset_table): Adjust.
4808 * var-tracking.c (reverse_op): Use canonical value to build
4811 2012-02-23 Kai Tietz <ktietz@redhat.com>
4813 * config/i386/i386.c (ix86_delegitimize_address): Handle
4814 UNSPEC_PCREL plus displacement.
4816 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4819 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4820 to test for unusedness in st X addressing.
4822 2012-02-24 Richard Guenther <rguenther@suse.de>
4825 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4826 (is_gimple_reg_type): Move inline ...
4827 * gimple.h (is_gimple_reg_type): ... here.
4829 2012-02-24 Richard Guenther <rguenther@suse.de>
4832 * passes.c (execute_function_todo): When verifying SSA form
4833 verify gimple form first.
4834 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4836 2012-02-24 Richard Guenther <rguenther@suse.de>
4839 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4840 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4842 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4844 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4846 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4848 * tree-phinodes.c (make_phi_node): Mark static.
4849 * tree-flow.h (make_phi_node): Remove extern decl.
4850 * doc/gimple.texi (make_phi_node): Remove documentation.
4852 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4854 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4855 * tree-ssa-sccvn.c (print_scc): Ditto.
4857 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4859 * doc/passes.texi (Full redundancy elimination): Fix typo.
4861 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4863 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4865 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4868 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4870 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4873 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4875 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4877 * config/avr/avr.md (code_stdname): Add ior, xor.
4878 (xior): New code iterator.
4879 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4880 (*<code_stdname><mode>qi.byte1-3): Ditto.
4882 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4884 PR tree-optimization/52019
4885 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4888 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4890 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4891 HAVE_INITFINI_ARRAY to work around namespace pollution in
4892 certain versions of newlib system headers.
4893 * config.in: Regenerate.
4894 * configure: Regenerate.
4895 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4896 instead of HAVE_INITFINI_ARRAY.
4898 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4901 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4902 is not offsettable memory reference.
4904 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4907 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4908 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4910 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4912 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4913 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4915 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4917 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4918 library on Solaris 8 even without TLS support.
4919 * configure: Regenerate.
4921 2012-02-22 Richard Guenther <rguenther@suse.de>
4924 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4925 for GIMPLE_DEBUG stmts.
4927 2012-02-22 Martin Jambor <mjambor@suse.cz>
4930 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4931 according to the base object.
4933 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4935 PR rtl-optimization/50063
4936 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4937 and 2 (8-bit SP) in operand 2.
4938 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4939 setup to use movhi_sp_r instead of vanilla move to write SP.
4940 Adjust REG_CFA notes to superseed unspec.
4941 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4943 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4944 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4945 irq_state 1 (IRQ known to be on) here.
4947 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4949 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4951 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4952 assign_hard_reg): Likewise.
4954 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4956 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4958 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4961 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4962 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4964 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4966 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4967 prototype from here to...
4968 * config/avr/avr.h: ...here.
4970 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4973 * thumb2.md (thumb2_shiftsi3_short): Split register and
4974 immediate shifts. For register shifts tie operands 0 and 1.
4975 (peephole2 for above): Check that register-controlled shifts
4976 have suitably tied operands.
4978 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4981 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4982 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4983 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4984 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4985 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4986 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4987 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4988 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4989 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4990 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4991 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4992 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4993 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4994 bdver1_ssevector_avx256_unaligned_load,
4995 bdver1_ssevector_sse128_unaligned_load,
4996 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4997 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4998 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4999 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5000 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5001 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5002 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5003 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5004 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5005 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5006 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5007 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5008 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5009 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5010 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5011 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5012 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5013 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5014 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5015 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5016 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5017 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5018 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5019 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5020 bdver1_ssediv_double_load, bdver1_ssediv_double,
5021 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5022 Add "bdver2" attribute.
5024 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5026 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5027 default if possible and not specified otherwise.
5029 2012-02-21 Richard Guenther <rguenther@suse.de>
5032 * gimplify.c (create_tmp_from_val): Use the main variant type
5033 for the type of the temporary we create.
5035 2012-02-21 Richard Guenther <rguenther@suse.de>
5037 PR tree-optimization/52324
5038 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5039 do not gimplify a MEM_REF address operand if it is already
5042 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5044 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5045 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5047 2012-02-21 Richard Guenther <rguenther@suse.de>
5049 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5050 nested_in_vect_loop.
5052 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5054 PR tree-optimization/52318
5055 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5056 vdef also to non-pure/const call stmts in the sequence.
5058 2012-02-20 David S. Miller <davem@davemloft.net>
5060 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5061 don't use the "rd %pc" instruction on v9 for PIC register loads.
5063 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5066 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5067 in a transaction safe function.
5069 2012-02-20 Kai Tietz <ktietz@redhat.com>
5072 * stor-layout.c (place_field): Handle desired_align for
5075 2012-02-20 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/52298
5078 * tree-vect-stmts.c (vectorizable_store): Properly use
5079 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5081 (vectorizable_load): Likewise.
5082 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5083 Access DR_STEP after ensuring it is not NULL.
5085 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5087 PR tree-optimization/52286
5088 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5089 optimization use double_int_to_tree instead of build_int_cst_wide,
5090 rewrite to use double_int vars.
5092 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5095 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5097 Remove -e 0 from $gcc_cv_ld invocation.
5098 Only use __GLIBC_PREREQ if defined.
5099 Enable on Solaris since Solaris 8 patch.
5100 (gcc_SUN_LD_VERSION): New macro.
5101 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5102 gcc_SUN_LD_VERSION for version number format.
5103 * configure: Regenerate.
5104 * varasm.c (get_elf_initfini_array_priority_section): Set
5105 SECTION_NOTYPE for non-default priority.
5106 Use get_section instead of get_unnamed_section to emit
5107 .init_array/.fini_array with default priority.
5109 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5111 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5112 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5113 (mips_start_unique_function, mips_output_mips16_rdhwr)
5114 (mips_code_end): New functions.
5115 (TARGET_ASM_CODE_END): Define.
5117 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5119 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5120 to stubs with non-sibling calls.
5122 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5124 * doc/invoke.texi (-fira-* options): Copy-edit.
5125 (ira-* parameters): Copy-edit.
5127 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5129 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5130 GCC coding conventions.
5132 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5134 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5135 when used as adjectives.
5137 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5139 * doc/invoke.texi: Clean up "that"/"which" confusion.
5141 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5143 * system.h: Poison SMALL_REGISTER_CLASSES
5144 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5145 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5147 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5149 PR tree-optimization/52285
5150 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5151 when deciding if a call is a tail call or tail recursion.
5153 2012-02-16 Kai Tietz <ktietz@redhat.com>
5155 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5156 interger-constant displacement for UNSPEC_PCREL.
5158 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5160 PR rtl-optimization/52208
5161 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5162 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5164 PR tree-optimization/52255
5165 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5166 loop->header has virtual PHI, but exit_e->dest doesn't, add
5167 virtual PHI to exit_e->dest and adjust all uses after the loop.
5170 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5171 children with clone_tree_hash, not after it.
5173 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5175 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5176 extended identifiers.
5178 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5181 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5182 a same_body_alias, also test whether e->callee isn't a former
5183 or current clone of the decl this is a same body alias of.
5185 PR translation/52264
5186 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5188 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5190 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5192 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5195 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5196 force_reg instead of copy_to_reg for better optimization. Force
5197 non-register or memory operands into a register.
5199 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5201 * extend.texi: Reserve upper bits of memory model for future use.
5203 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5204 Anatoly Sokolov <aesok@post.ru>
5205 Eric Weddington <eric.weddington@atmel.com>
5208 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5209 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5210 Rewrite initializers for .macro.
5211 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5212 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5213 atxmega32d4, atxmega32x1.
5214 avrxmega4: atxmega64a3, atxmega64d3.
5215 avrxmega5: atxmega64a1, atxmega64a1u.
5216 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5217 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5218 avrxmega7: atxmega128a1, atxmega128a1u.
5219 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5220 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5221 (struct base_arch_s): Rename reserved to xmega_p.
5222 Rename reserved2 to have_rampd.
5223 (AVR_XMEGA): New define.
5224 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5225 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5226 * config/avr/predicates.md (io_address_operand): Take into
5228 (low_io_address_operand): Ditto.
5229 (high_io_address_operand): Ditto.
5230 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5231 (enabled, movhi_sp_r): Use them.
5232 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5233 cpp_define_formatted to built-in define __AVR_ARCH__.
5234 (__AVR_XMEGA__): New built-in define.
5235 (__AVR_HAVE_RAMPD__): New built-in define.
5236 (__AVR_HAVE_RAMPX__): New built-in define.
5237 (__AVR_HAVE_RAMPY__): New built-in define.
5238 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5240 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5241 (avr_option_override): Initialize them.
5242 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5243 (avr_init_expanders): Initialize them. No more block several calls.
5244 (emit_push_sfr): New static function.
5245 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5247 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5248 (avr_print_operand): Print addreeses as symbols for
5249 RAMPX, RAMPY, RAMPD, CCP.
5250 (output_movhi): Handle AVR_XMEGA when writing to SP.
5251 (avr_out_movhi_mr_r_xmega): New static function.
5252 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5253 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5254 __RAMPD__, __CCP__ as needed.
5256 * config/avr/multilib.h: Regenerate.
5257 * config/avr/t-multilib: Regenerate.
5258 * config/avr/avr-tables.opt: Regenerate.
5260 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5262 PR tree-optimization/50561
5263 * graphite-flattening.c (lst_project_loop): Do not
5264 remove old scattering dimensions after flattening.
5265 (lst_do_flatten): Likewise.
5267 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5269 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5270 __builtin_avr_map8, __builtin_avr_map16.
5271 Document __builtin_avr_insert_bits.
5273 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5274 (insert_bits): New insn.
5275 (adjust_len.map_bits): Rename to insert_bits.
5276 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5277 * avr-protos.h (avr_out_map_bits): Remove.
5278 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5279 * config/avr/constraints.md (Cxf,C0f): New.
5280 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5281 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5282 New built-in define __BUILTIN_AVR_INSERT_BITS.
5283 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5284 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5285 (avr_move_bits): Rewrite.
5286 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5288 (avr_map_op_t): New typedef.
5289 (avr_map_op): New static variable.
5290 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5291 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5292 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5293 (bdesc_3arg, avr_expand_triop_builtin): New.
5294 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5295 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5296 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5297 (avr_map_equal_p, avr_map_sig_p): Remove.
5298 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5299 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5300 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5301 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5302 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5303 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5305 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5307 * config/c6x/c6x.md (reserve_cycles): New attribute.
5308 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5309 don't reserve functional units after the branch occurs.
5311 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5314 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5315 functions into non-tm_pure functions.
5317 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5320 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5321 (iterative_hash_canonical_type): Likewise.
5322 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5325 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5327 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5328 sched-group insn, it either remains alone or the entire list is pruned.
5330 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5332 * doc/install.texi (Prerequisites): Fix grammar.
5333 (Configuration): Likewise.
5335 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5337 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5338 MPC as part of GCC before describing configuring with --with-gmp etc.
5339 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5340 sources are present.
5342 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5345 * dwarf2out.c (clone_tree_hash): New function.
5346 (copy_decls_walk): Use it instead of clone_tree.
5348 2012-02-14 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/52244
5351 PR tree-optimization/51528
5352 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5353 replacements for integral types.
5355 2012-02-14 Walter Lee <walt@tilera.com>
5357 * config.gcc: Handle tilegx and tilepro.
5358 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5360 Add HAVE_AS_TLS check for tilegx and tilepro.
5361 * configure: Regenerate.
5362 * doc/contrib.texi: Add Mat Hostetter and self.
5363 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5364 Document instruction intrinsics and network accessing intrinsics.
5365 (TILEPro Built-in Functions): New node. Document instruction
5366 intrinsics and network accessing intrinsics.
5367 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5368 (Specific, tilepro-*-linux*): Likewise.
5369 * doc/invoke.texi (TILE-Gx Options): New section.
5370 (TILEPro Options): New section.
5371 * doc/md.texi (TILE-Gx): New section.
5372 (TILEPro): New section.
5373 * common/config/tilegx/tilegx-common.c: New file.
5374 * common/config/tilepro/tilepro-common.c: New file.
5375 * config/tilegx/constraints.md: New file.
5376 * config/tilegx/linux.h: New file.
5377 * config/tilegx/mul-tables.c: New file.
5378 * config/tilegx/predicates.md: New file.
5379 * config/tilegx/sync.md: New file.
5380 * config/tilegx/t-tilegx: New file.
5381 * config/tilegx/tilegx-builtins.h: New file.
5382 * config/tilegx/tilegx-c.c: New file.
5383 * config/tilegx/tilegx-generic.md: New file.
5384 * config/tilegx/tilegx-modes.def: New file.
5385 * config/tilegx/tilegx-multiply.h: New file.
5386 * config/tilegx/tilegx-protos.h: New file.
5387 * config/tilegx/tilegx.c: New file.
5388 * config/tilegx/tilegx.h: New file.
5389 * config/tilegx/tilegx.md: New file.
5390 * config/tilegx/tilegx.opt: New file.
5391 * config/tilepro/constraints.md: New file.
5392 * config/tilepro/gen-mul-tables.cc: New file.
5393 * config/tilepro/linux.h: New file.
5394 * config/tilepro/mul-tables.c: New file.
5395 * config/tilepro/predicates.md: New file.
5396 * config/tilepro/t-tilepro: New file.
5397 * config/tilepro/tilepro-builtins.h: New file.
5398 * config/tilepro/tilepro-c.c: New file.
5399 * config/tilepro/tilepro-generic.md: New file.
5400 * config/tilepro/tilepro-modes.def: New file.
5401 * config/tilepro/tilepro-multiply.h: New file.
5402 * config/tilepro/tilepro-protos.h: New file.
5403 * config/tilepro/tilepro.c: New file.
5404 * config/tilepro/tilepro.h: New file.
5405 * config/tilepro/tilepro.md: New file.
5406 * config/tilepro/tilepro.opt: New file.
5408 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5410 PR tree-optimization/52210
5411 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5412 vect_model_simple_cost with two entry vect_def_type array instead
5413 of an address of dt.
5415 2012-02-14 Richard Guenther <rguenther@suse.de>
5418 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5419 Do not stream DECL_QUALIFIER.
5420 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5421 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5422 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5424 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5427 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5430 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5433 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5434 * cselib.c (cselib_subst_to_values_from_insn): New function.
5435 * sched-deps.c (add_insn_mem_dependence,
5436 sched_analyze_1, sched_analyze_2): Use it.
5438 2012-02-13 Jan Hubicka <jh@suse.cz>
5441 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5443 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5445 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5446 (GTM_SELF_SPECS): Define if not already defined.
5447 (driver_self_specs): Add GTM_SELF_SPECS.
5448 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5449 (GTM_SELF_SPECS): Define.
5450 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5451 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5453 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5455 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5458 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5461 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5462 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5464 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5467 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5469 2012-02-13 Richard Guenther <rguenther@suse.de>
5471 PR translation/52211
5472 * passes.c (enable_disable_pass): Fix typo.
5474 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5477 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5478 XOR for reduce_bit_field if type is unsigned.
5480 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5482 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5483 disallow changes from SFmode to mode with different size in FP regs.
5485 2012-02-12 Robert Millan <rmh@gnu.org>
5486 Gerald Pfeifer <gerald@pfeifer.com>
5488 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5491 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5493 PR rtl-optimization/52175
5494 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5495 to frame-related instructions.
5497 2012-02-10 Jason Merrill <jason@redhat.com>
5500 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5501 (demangle_new_symbols): Fill it.
5502 (scan_linker_output): Walk it.
5503 (start_tweaking): Split out from scan_linker_output.
5504 (maybe_tweak): Update sym->chosen.
5505 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5507 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5510 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5512 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5514 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5515 having the same mode as previous compare.
5517 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5519 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5520 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5521 (nonlocal_goto_internal): Likewise.
5522 (nonlocal_goto): Emit a use and an indirect jump directly.
5524 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5527 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5528 __atomic_{is,always}_lock_free.
5530 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5533 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5534 negative constant address for x32.
5536 2012-02-10 Richard Henderson <rth@redhat.com>
5538 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5539 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5540 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5542 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5543 Ira Rosen <irar@il.ibm.com>
5545 PR tree-optimization/50031
5546 * targhooks.c (default_builtin_vectorization_cost): Handle
5548 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5549 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5550 all types of reduction and pattern statements.
5551 (vect_estimate_min_profitable_iters): Likewise.
5552 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5553 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5554 for explicit realigns.
5555 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5556 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5558 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5559 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5560 vec_perm for VSX and handle vec_promote_demote.
5562 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5565 * builtins.c (fold_builtin_atomic_always_lock_free,
5566 expand_builtin_atomic_always_lock_free,
5567 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5568 Return and/or test boolean_true_node/boolean_false_node instead of
5569 integer_one_node/integer_zero_node.
5571 2012-02-10 Jan Hubicka <jh@suse.cz>
5574 * predict.c (predict_paths_for_bb): Prevent looping.
5575 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5577 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5579 * config/arm/arm.c (output_move_double): In one case properly
5580 count number of instructions that will be emitted.
5582 2012-02-10 Richard Guenther <rguenther@suse.de>
5584 PR translation/52193
5585 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5587 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5590 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5592 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5595 * var-tracking.c (emit_note_insn_var_location): If
5596 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5597 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5598 non-NOTE_DURING_CALL_P insn.
5600 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5603 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5605 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5608 * gcc.c (switch_matches) Support switches with separated form,
5611 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5613 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5615 (RAMPZ_ADDR): Ditto.
5616 * config/avr/avr.c (avr_addr_t): New typedef.
5617 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5618 (avr_init_expanders): Initialize it.
5619 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5621 (expand_epilogue): Ditto.
5622 (avr_print_operand): Ditto.
5623 (avr_file_start): Ditto.
5624 (avr_emit_movmemhi): Ditto.
5626 2012-02-08 Richard Guenther <rguenther@suse.de>
5628 PR tree-optimization/46886
5629 * tree-flow.h (do_while_loop_p): Declare.
5630 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5631 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5633 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5635 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5636 always succeed for integers larger than a native word.
5638 2012-02-08 Richard Guenther <rguenther@suse.de>
5640 PR rtl-optimization/52170
5641 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5642 properly handle integer vector modes.
5644 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5646 PR gcov-profile/52150
5647 * coverage.c: Include target.h.
5648 (build_var): Call targetm.strip_name_encoding on the assembler name.
5649 Change one _ into . or $ if the target allows it.
5650 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5652 PR rtl-optimization/52139
5653 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5654 is a BARRIER after emit_insn_after_noloc, move BB_END
5655 to the last non-BARRIER insn before it.
5657 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5660 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5661 (mips_gimplify_va_arg_expr): Call it instead of
5662 std_gimplify_va_arg_expr.
5664 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5666 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5667 message for -mno-pointers-to-nested-function.
5669 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5672 * expr.c (get_inner_reference): If there is an offset, add a negative
5673 bit position to it (if any).
5675 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5677 PR rtl-optimization/52060
5678 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5679 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5680 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5681 and/or i0src_copy2 when needed.
5683 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5685 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5686 or LTOPLUGINSONAME if have_c.
5688 * config/freebsd-spec.h: Add comment about what macros can be defined
5690 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5691 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5694 2012-02-07 Richard Guenther <rguenther@suse.de>
5696 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5697 newline in -alias dumps.
5699 2012-02-07 Kai Tietz <ktietz@redhat.com>
5700 Dave Korn <dave.korn.cygwin@gmail.com>
5703 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5704 Take care that typinfo gets dllexport-attribute.
5706 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5709 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5710 if modifier < EXPAND_SUM call force_operand on the result.
5712 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5714 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5715 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5717 (epiphany_function_type): Replace types for specific interrupts with
5718 EPIPHANY_FUNCTION_INTERRUPT.
5719 (EPIPHANY_INTERRUPT_P): Update.
5720 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5721 New static function.
5722 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5723 <disinterrupt>: Affects type identity.
5724 (epiphany_handle_interrupt_attribute): Handle variable number of
5726 (epiphany_compute_function_type): Update for new
5727 epiphany_function_type definition.
5728 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5729 handlers with a longcall forwarder.
5730 (epiphany_start_function): Handle multiple interrupt arguments and/or
5731 forwarder_section attribute.
5733 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5736 2012-02-07 Alan Modra <amodra@gmail.com>
5739 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5742 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5744 PR tree-optimization/50969
5745 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5746 use vec_perm rather than vector_stmt.
5747 (vect_model_load_cost): Likewise.
5748 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5749 vec_perm to be the same as other vector statements.
5750 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5751 cost of vec_perm for TARGET_VSX.
5753 2012-02-06 Richard Guenther <rguenther@suse.de>
5755 PR tree-optimization/52115
5756 * tree-sra.c (access_has_replacements_p): New function.
5757 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5759 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5762 * trans-mem.c (expand_call_tm): Add an assertion.
5763 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5766 2012-02-06 Richard Guenther <rguenther@suse.de>
5768 PR tree-optimization/50955
5769 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5770 raise cost of expressions that replace an address with an
5771 expression based on a different pointer.
5773 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5776 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5777 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5779 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5782 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5783 -Weffc++ and specify guidelines come from second edition.
5785 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5787 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5788 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5789 (call_direct_split, call_value_split, call_value_internal_direct)
5790 (call_value_direct_split, call_value_multiple_split): Use jal and
5791 jal_macro attributes.
5793 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5795 * reload1.c (reload_regs_reach_end_p): Replace with...
5796 (reload_reg_rtx_reaches_end_p): ...this function.
5797 (new_spill_reg_store): Update commentary.
5798 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5799 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5800 before setting new_spill_reg_store.
5801 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5802 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5803 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5804 for non-spill reload registers.
5806 2012-02-05 Ira Rosen <irar@il.ibm.com>
5808 PR tree-optimization/52091
5809 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5810 (vect_is_simple_use_1): Likewise.
5811 * tree-vect-loop.c (vectorizable_reduction): Update calls
5812 to vect_is_simple_use_1 and vect_is_simple_use.
5813 (vectorizable_live_operation): Likewise.
5814 * tree-vect-patterns.c (widened_name_p,
5815 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5816 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5817 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5818 vectorizable_shift,vectorizable_operation, vectorizable_store,
5819 vectorizable_load): Likewise.
5820 (vect_is_simple_cond): Add an argument, pass it to
5821 vect_is_simple_use_1.
5822 (vectorizable_condition): Update calls to vect_is_simple_cond,
5824 (vect_is_simple_use): Add an argument, the statement in which
5825 OPERAND is used. Check that if OPERAND's def stmt is a double
5826 reduction phi node, the use is a phi node too.
5827 (vect_is_simple_use_1): Add an argument, pass it to
5829 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5830 to vect_is_simple_use.
5832 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5834 PR rtl-optimization/52095
5835 * modulo-sched.c (dump_insn_locator): New function.
5836 (loop_canon_p, sms_schedule): Use it.
5838 PR rtl-optimization/52113
5839 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5840 even for decomposable shift/zext insns.
5842 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5843 Zdenek Dvorak <ook@ucw.cz>
5845 PR rtl-optimization/52092
5846 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5847 on get_iv_value result.
5849 2012-02-02 Andrew Pinski <apinski@cavium.com>
5853 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5855 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5858 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5860 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5862 PR rtl-optimization/49800
5863 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5864 (sched_finish): Call regstat_free_n_sets_and_refs.
5866 2012-02-02 Jia Liu <proljc@gmail.com>
5868 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5871 2012-02-02 Jan Hubicka <jh@suse.cz>
5872 Tom de Vries <tom@codesourcery.com>
5875 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5876 * varpool.c (varpool_analyze_pending_decls): Likewise.
5878 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5879 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5881 * config.gcc: Add cr16-* support.
5883 * doc/extend.texi: Document cr16 extensions.
5884 * doc/install.texi: Document cr16 install.
5885 * doc/invoke.texi: Document cr16 options.
5886 * doc/md.texi: Document cr16 constraints.
5888 * common/config/cr16/cr16-common.c: New file.
5889 * config/cr16/cr16.c: New file.
5890 * config/cr16/cr16.h: New file.
5891 * config/cr16/cr16.md: New file.
5892 * config/cr16/cr16.opt: New file.
5893 * config/cr16/cr16-protos.h: New file.
5894 * config/cr16/predicates.md: New file.
5895 * config/cr16/constraints.md: New file.
5896 * config/cr16/t-cr16: New file.
5898 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5901 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5902 that operands[2] is either immediate, or q_regs_operand.
5904 PR tree-optimization/52073
5905 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5906 a pattern stmt for pattern uses, ignore uses outside of the loop.
5908 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5910 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5911 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5912 (OUT_AS1, OUT_AS2): Remove.
5914 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5916 PR rtl-optimization/51374
5917 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5918 to cross other volatile_refs_p insns.
5920 2012-02-01 Richard Guenther <rguenther@suse.de>
5922 * doc/invoke.texi (fno-inline): Clarify documentation.
5923 (finline-small-functions): Likewise.
5924 (finline-functions): Likewise.
5925 * common.opt (finline): Adjust comment and documentation.
5926 (finline-small-functions): Clarify documentation.
5927 (finline-functions): Likewise.
5928 (finline-functions-called-once): Likewise.
5930 2012-02-01 Tristan Gingold <gingold@adacore.com>
5932 * c-typeck.c (composite_type): Keep mode for pointers.
5934 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5936 * function.h (regno_reg_rtx): Adjust comment.
5937 * reginfo.c (init_reg_modes_target): Only use the previous mode
5938 if it fits within one register. Remove MIPS comment.
5940 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5943 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5945 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5947 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5948 to srak instruction.
5950 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5952 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5954 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5959 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5961 2012-01-31 Richard Guenther <rguenther@suse.de>
5963 PR tree-optimization/51528
5964 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5967 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5972 * ree.c (add_removable_extension): Change def_map argument
5973 to unsigned *, store in def_map 1 + offset into *insn_list vector
5974 instead of pointers into the vector.
5975 (find_removable_extensions): Adjust caller.
5977 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5979 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5980 Transform all "* quoted-c-code" to { c-code }.
5981 Remove redundant test for "optimize" in combine patterns.
5982 Move (include "avr-dimode.md") to end of file.
5984 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5987 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5988 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5990 2012-01-30 Richard Guenther <rguenther@suse.de>
5992 PR tree-optimization/52028
5993 * tree-loop-distribution.c (ldist_gen): Properly update
5996 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5999 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6000 set_cur_line_info_table if not emitting debug info.
6002 PR tree-optimization/52046
6003 * tree-vect-patterns.c (check_bool_pattern): Give up if
6004 a comparison could throw.
6007 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6009 2012-01-30 Richard Guenther <rguenther@suse.de>
6011 PR tree-optimization/52045
6012 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6013 SSA form if cfgcleanup did anything.
6015 2012-01-30 Richard Guenther <rguenther@suse.de>
6017 PR tree-optimization/52045
6018 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6019 before computing final todo.
6021 2012-01-30 Richard Guenther <rguenther@suse.de>
6023 PR tree-optimization/51528
6024 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6027 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6029 * df-problems.c (df_kill_notes): Check that the use refers
6030 to the note under examination.
6032 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6035 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6036 parameter and use short-lived pseudos.
6037 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6038 (sparc_expand_vector_init): Const-ify local variables and adjust
6039 calls to above functions.
6041 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6043 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6045 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6047 * doc/invoke.texi: Make usage of "compile time" and
6048 "run time"/"runtime" consistent throughout the file.
6050 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6052 * config/alpha/alpha.c (alpha_option_override): Default to
6053 full IEEE compliance mode for Go language.
6055 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6057 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6058 (LINK_SSP_SPEC): Define.
6060 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6063 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6066 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6068 * doc/invoke.texi: Correct hyphenation of "floating point",
6069 "double precision", and related terminology throughout the file.
6071 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6074 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6075 arm_general_register_operand predicate for operand 2 instead of
6078 2012-01-27 Ian Lance Taylor <iant@google.com>
6081 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6082 * builtins.c (expand_builtin_init_trampoline): Add onstack
6083 parameter. Change caller.
6084 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6085 * tree.c (build_common_builtin_nodes): Declare
6086 __builtin_init_heap_trampoline.
6088 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6090 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6091 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6092 * config/avr/avr.c: Ditto.
6093 (avr_regnames): Remove because unused.
6094 * config/avr/avr.md (*cpse.ne): New peephole.
6095 (*cpse.eq): New peephole from former cpse peepholes.
6097 2012-01-27 Michael Eager <eager@eagercon.com>
6099 * config/microblaze.c (microblaze_emit_compare): Correct
6100 test after pcmp instruction.
6102 2012-01-27 Richard Guenther <rguenther@suse.de>
6104 PR tree-optimization/52020
6105 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6107 2012-01-27 Richard Guenther <rguenther@suse.de>
6109 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6110 function non-const/pure.
6112 2012-01-27 Richard Guenther <rguenther@suse.de>
6114 PR tree-optimization/50444
6115 * tree-sra.c (build_ref_for_offset): Properly adjust the
6116 MEM_REF type for unaligned accesses.
6118 2012-01-27 Richard Guenther <rguenther@suse.de>
6120 PR tree-optimization/50444
6121 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6122 (expand_assignment): Use it. Properly handle misaligned
6123 bases when expanding stores to component references.
6124 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6127 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6130 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6131 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6132 * tree-data-ref.c (find_data_references_in_loop): Make static.
6133 (compute_all_dependences): Change return type to bool. Bail out
6134 for too many datarefs in a loop. Move the hunk resetting the data
6135 dependences vector from ...
6136 (compute_data_dependences_for_loop): ... here. Account for
6137 compute_all_dependences returning false.
6138 (compute_data_dependences_for_bb): Likewise.
6139 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6140 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6142 2012-01-27 Richard Guenther <rguenther@suse.de>
6145 * expr.c (store_field): Use the alias-set of the scratch memory
6148 2012-01-27 Tom de Vries <tom@codesourcery.com>
6150 PR tree-optimization/51990
6151 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6153 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6155 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6158 * var-tracking.c (reverse_op): Don't add any reverse operation
6159 if V already has any constant locations.
6161 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6163 * doc/invoke.texi: Correct usage of "command line" (noun)
6164 vs "command-line" (adjective) throughout.
6166 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6168 * doc/invoke.texi (Language Independent Options): Move
6169 -Wcoverage-mismatch blurb from here....
6170 (Warning Options): ...to here.
6172 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6174 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6175 Set rs6000_always_hint to false for 476.
6177 2012-01-27 Matthias Klose <doko@ubuntu.com>
6179 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6181 * incpath.c (add_standard_paths): Likewise.
6183 2012-01-27 Richard Henderson <rth@redhat.com>
6185 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6186 * config/m68k/sync.md (atomic_test_and_set): Rename from
6187 sync_test_and_setqi and adjust the operands.
6188 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6189 and unconditionally enable.
6191 2012-01-27 Richard Henderson <rth@redhat.com>
6193 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6194 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6195 (ldstub): Rename from ldstubqi.
6196 (ldstub<I24MODE>): Remove.
6198 2012-01-27 Richard Henderson <rth@redhat.com>
6200 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6201 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6202 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6203 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6204 * doc/tm.texi: Rebuild.
6206 2012-01-27 Richard Henderson <rth@redhat.com>
6208 * optabs.c (gen_atomic_test_and_set): Remove default.
6209 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6211 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6213 PR rtl-optimization/51978
6214 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6215 (combine_reaching_defs): Likewise.
6216 (struct re_info): Remove.
6217 (add_removable_extension): Remove x and data arguments,
6218 add insn, insn_list and def_map. Use the arguments directly
6219 instead of using struct re_info.
6220 (find_removable_extensions): Don't call add_removable_extension
6221 through note_stores, instead just call it with single_set
6223 (find_and_remove_re): Pass curr_cand->expr instead of
6224 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6226 2012-01-26 Michael Matz <matz@suse.de>
6228 PR tree-optimization/46590
6229 * cfgexpand.c: Revert last change (r183305).
6230 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6232 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6233 checking for emptiness.
6235 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6238 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6239 non-addressable non-BLKmode base correctly.
6241 2012-01-26 Michael Matz <matz@suse.de>
6243 PR tree-optimization/48794
6244 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6245 regions referenced from RESX/EH_DISPATCH.
6247 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6249 * config/s390/s390.h: Make BRANCH_COST an option.
6250 * config/s390/s390.opt: New option -mbranch-cost.
6252 2012-01-26 Richard Henderson <rth@redhat.com>
6254 Revert 2012-01-24 change:
6255 * trans-mem.c (requires_barrier): Do not instrument thread local
6256 variables and emit save/restore for them.
6258 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6261 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6264 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6266 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6269 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6272 Rename __pgm to __flash.
6273 Rename __pgm1 to __flash1.
6274 Rename __pgm2 to __flash2.
6275 Rename __pgm3 to __flash3.
6276 Rename __pgm4 to __flash4.
6277 Rename __pgm5 to __flash5.
6278 Rename __pgmx to __memx.
6279 * doc/extend.texi (AVR Named Address Spaces)
6280 Rename address space names as indicated above.
6281 * config/avr/avr.c (avr_addrspace): Ditto.
6283 * config/avr/avr-protos.h
6284 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6285 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6286 * config/avr/predicates.md: Ditto.
6287 * config/avr/avr.c Ditto, and
6288 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6289 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6291 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6292 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6293 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6294 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6295 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6296 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6297 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6298 * config/avr/avr.c: Ditto.
6299 * config/avr/avr.md: Ditto.
6301 2012-01-25 Jason Merrill <jason@redhat.com>
6304 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6306 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6308 PR tree-optimization/51987
6309 * tree-data-ref.c (get_references_in_stmt): Handle references in
6310 non-volatile GIMPLE_ASM.
6312 2012-01-25 Richard Guenther <rguenther@suse.de>
6314 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6315 bases are dereferenced.
6317 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6319 PR rtl-optimization/48374
6320 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6322 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6324 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6325 compute_data_dependences_for_loop returns false.
6326 * tree-parloops.c (loop_parallel_p): Likewise.
6328 2012-01-25 Richard Guenther <rguenther@suse.de>
6330 * tree.h (get_pointer_alignment_1): Declare.
6331 * builtins.c (get_pointer_alignment_1): New function.
6332 (get_pointer_alignment): Use it.
6334 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6336 PR rtl-optimization/48308
6337 * combine.c (enum undo_kind): Add UNDO_LINKS.
6338 (struct undo): Add member l to other_contents and where.
6339 (do_SUBST_LINK): New.
6341 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6342 (undo_all): Handle UNDO_LINKS.
6344 2012-01-25 Richard Henderson <rth@redhat.com>
6346 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6349 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6351 * optabs.c (gen_atomic_test_and_set): Use each argument.
6353 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6355 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6356 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6357 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6358 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6359 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6360 TARGET_PAIRED_SINGLE_FLOAT.
6362 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6364 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6365 (in_struct, return_val): Remove MEM documentation.
6366 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6367 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6368 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6370 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6371 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6372 * expr.c (store_field): Likewise.
6373 * function.c (assign_stack_temp_for_type): Likewise.
6374 * ifcvt.c (noce_try_cmove_arith): Likewise.
6375 * reload1.c (reload): Likewise.
6376 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6377 (alpha_set_memflags): Likewise.
6378 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6380 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6382 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6384 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6385 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6386 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6388 * cselib.c (cselib_rtx_varies_p): Delete.
6389 (cselib_invalidate_mem): Update call to canon_true_dependence.
6390 * dse.c (record_store, check_mem_read_rtx): Likewise.
6391 (scan_reads_nospill): Likewise.
6392 * cse.c (check_dependence): Likewise.
6393 (cse_rtx_varies_p): Delete.
6394 * expr.c (safe_from_p): Update call to true_dependence.
6395 * ira.c (validate_equiv_mem_from_store): Likewise.
6396 (memref_referenced_p): Likewise.
6397 * postreload-gcse.c (find_mem_conflicts): Likewise.
6398 * sched-deps.c (sched_analyze_2): Likewise.
6399 * store-motion.c (load_kills_store): Likewise.
6400 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6401 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6402 (compute_transp): Update call to canon_true_dependence.
6404 2012-01-25 Richard Henderson <rth@redhat.com>
6406 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6407 (maybe_emit_atomic_test_and_set): New.
6408 (expand_sync_lock_test_and_set): Use it.
6409 (expand_atomic_test_and_set): Likewise.
6410 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6411 the implementation; clarify implementation defined details.
6412 * doc/md.texi (atomic_test_and_set): Document.
6414 2012-01-25 Richard Henderson <rth@redhat.com>
6416 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6418 2012-01-25 Richard Henderson <rth@redhat.com>
6421 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6422 to effect no-op split.
6424 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6427 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6428 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6429 (BT_FN_VOID_PTR_INT_SIZE): New.
6430 (BT_FN_UINT_UINT_VAR): Remove.
6431 (BT_FN_UINT32_UINT32_VAR): New.
6432 (BT_FN_DOUBLE_VPTR): Remove.
6433 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6435 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6436 (_ITM_changeTransactionMode): Same.
6437 (_ITM_memmoveRtWt): Change return type to void.
6438 (_ITM_memcpyRtWt): Same.
6439 (_ITM_memsetW): Same.
6440 (_ITM_RaRD): Change types to double.
6445 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6447 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6448 Patrick Marlier <patrick.marlier@gmail.com>
6450 * trans-mem.c (requires_barrier): Do not instrument thread local
6451 variables and emit save/restore for them.
6453 2012-01-24 Jason Merrill <jason@redhat.com>
6456 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6457 output static aliases.
6459 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6462 * common.opt (-pie, -shared, pie, shared): Change from Common to
6464 * gcc.c (display_help): Display help for -pie and -shared.
6466 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6469 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6470 Remove note on size/offset limitation.
6471 (AVR Variable Attributes): Add example how to read data located
6472 with progmem. Refer to named address spaces.
6473 * doc/invoke.texi (AVR Options): Fix typo.
6475 2012-01-24 Richard Guenther <rguenther@suse.de>
6477 Forward-port to trunk
6478 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6481 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6482 op0 isn't sufficiently aligned and there is movmisalignM
6483 insn for mode, use it to load op0 into a temporary register.
6485 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6488 * target.def (const_not_ok_for_debug_p): New hook.
6489 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6491 * doc/tm.texi: Regenerated.
6492 * dwarf2out.c (const_ok_for_output_1): If
6493 targetm.const_not_ok_for_debug_p returns true, fail.
6494 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6496 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6498 2012-01-23 Kai Tietz <ktietz@redhat.com>
6501 * config/i386/predicates.md (symbolic_operand): Allow
6502 UNSPEC_PCREL as PIC expression for lea.
6503 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6504 * config/i386/i386.c (ix86_delegitimize_address): Handle
6505 UNSPEC_PCREL for none-MEM, too.
6507 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6509 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6510 (ipa_tm_create_version_alias): Same.
6512 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6515 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6516 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6518 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6519 Patrick Marlier <patrick.marlier@gmail.com>
6520 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6523 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6524 simple_object_start_read.
6526 2012-01-23 Richard Guenther <rguenther@suse.de>
6529 PR tree-optimization/51895
6530 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6531 parameter decomposition into BLKmode components.
6533 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6535 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6536 fake variables for restrict-qualified pointers whose pointed-to type
6537 contains a placeholder.
6539 2012-01-23 Richard Guenther <rguenther@suse.de>
6541 PR tree-optimization/51949
6542 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6544 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6546 PR rtl-optimization/51933
6547 * ree.c (transform_ifelse): Return true right away if dstreg is
6548 already wider or equal to cand->mode.
6549 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6550 (make_defs_and_copies_lists): Remove defs_list and copies_list
6551 arguments, add state argument, just truncate state->work_list
6552 instead of always allocating and freeing the vector. Assert that
6553 get_defs succeeds instead of returning 2. Changed return type to bool.
6554 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6555 have ext_src_mode, see if it has been modified already with the
6556 right kind of extension and has been extended before from the
6557 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6558 just return true. Remember the original mode in state->modified array.
6559 (combine_reaching_defs): Add state argument. Don't allocate and
6560 free here def_list, copied_list and vec vectors, instead just
6561 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6562 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6563 Add state variable, clear vectors in it, initialize state.modified
6564 if needed. Free all the vectors at the end and state.modified too.
6565 Don't skip a candidate if the extension expression has been modified.
6567 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6570 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6571 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6572 (extra_options) interix.opt -> i386/interix.opt"
6573 (extra_objs):Add winnt-stubs.o
6574 * configure.ac: Add interix to target_os .comm on PE check.
6575 * configure: Regenerate.
6576 * config/interix3.h: Delete and move bits to..
6577 * config/interix.h: Delete and move bits to..
6578 * config/i386/i386-interix3.h: Delete and move bits to..
6579 * config/i386/i386-interix.h: ..here.
6580 (TARGET_CPU_DEFAULT): Remove redefinition.
6581 (TARGET_ASM_CONSTRUCTOR): Undefine.
6582 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6583 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6584 (PTRDIFF_TYPE): Define.
6585 (LONG_DOUBLE_TYPE_SIZE): Define.
6586 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6587 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6588 (TARGET_SECTION_TYPE_FLAGS): Define.
6589 (ASM_DECLARE_FUNCTION_NAME): Define.
6590 (ASM_OUTPUT_EXTERNAL): Define.
6591 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6592 (ASM_OUTPUT_ALIGNED_BSS): Define.
6593 (PCC_BITFIELD_TYPE_MATTERS): Define.
6594 (USE_CONST_SECTION): Define.
6595 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6596 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6597 (SUPPORTS_ONE_ONLY): Remove.
6598 (I386_PE_STRIP_ENCODING): Define.
6599 * config/interix.opt: Delete and move bits to..
6600 * config/i386/interix.opt: ..here. New.
6601 (mpe-aligned-commons): Add.
6602 * config/i386/t-interix: Add copyright header.
6603 (winnt-stubs.o): Add rule.
6605 2012-01-22 Jason Merrill <jason@redhat.com>
6608 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6609 for extra name aliases.
6611 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6613 PR rtl-optimization/51924
6614 * ree.c (combine_set_extension): Improve debugging message.
6615 (combine_reaching_defs): Likewise.
6616 (get_defs): Rename confusingly named variable.
6617 (find_and_remove_re): Skip a candidate if the extension expression has
6620 2012-01-21 Robert Millan <rmh@gnu.org>
6621 Gerald Pfeifer <gerald@pfeifer.com>
6623 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6624 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6626 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6628 PR tree-optimization/51914
6629 * tree-vect-stmts.c (vectorizable_conversion): For
6630 cvt_type && modifier == WIDEN, put temporary with cvt_type
6631 at the beginning of vec_dsts and set vec_dest to temporary
6634 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6636 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6638 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6640 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6641 * config/rs6000/rs6000.c: Likewise.
6643 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6646 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6647 output_move_double on a copy of operands array.
6649 2012-01-20 Cary Coutant <ccoutant@google.com>
6650 Dodji Seketeli <dodji@redhat.com>
6653 * dwarf2out.c (copy_declaration_context): Return ref to parent
6654 of declaration DIE, if necessary.
6655 (remove_child_or_replace_with_skeleton): Add new parameter; update
6656 caller. Place skeleton DIE under parent DIE of original declaration.
6657 Move call to copy_declaration_context to here ...
6658 (break_out_comdat_types): ... from here.
6660 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6662 PR rtl-optimization/51856
6663 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6666 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6669 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6670 hints for neon loads and stores.
6672 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6676 * doc/extend.texi (Named Address Spaces): Split into subsections.
6677 (AVR Named Address Spaces): New subsection.
6678 (M32C Named Address Spaces): New subsection.
6679 (RL78 Named Address Spaces): New subsection.
6680 (SPU Named Address Spaces): New subsection.
6681 (Variable Attributes): New anchor "AVR Variable Attributes".
6682 (AVR Variable Attributes): Rewrite and avoid wording
6683 "address space" in this context.
6684 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6685 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6686 (AVR Built-in Macros): New subsubsection therein.
6687 * doc/md.texi (AVR constraints): Remove "C04", "R".
6689 2012-01-20 Richard Guenther <rguenther@suse.de>
6691 PR tree-optimization/51903
6692 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6693 when removing stmts.
6695 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6698 * config/arm/arm.c (arm_load_pic_register): Use
6699 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6700 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6701 (arm_pic_static_addr): Likewise.
6702 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6703 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6704 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6705 (pic_load_addr_unified): New.
6707 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6710 * function.c (instantiate_virtual_regs_in_insn): Use
6711 delete_insn_and_edges when removing a wrong asm insn.
6713 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6715 PR rtl-optimization/40761
6716 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6717 Add new member loop_num.
6718 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6719 (ira_build): Remove the parameter.
6721 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6722 (ira.c): Do not build CFG loops for one region allocation. Remove
6723 argument from ira_build call.
6725 * ira-build.c (init_loop_tree_node): New function.
6726 (create_loop_tree_nodes): Use it. Separate the case when CFG
6727 loops are not built.
6728 (more_one_region_p): Check current_loops.
6729 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6731 (add_loop_to_tree): Process loop equal to NULL too.
6732 (form_loop_tree): Separate the case when CFG loops are not built.
6733 Use explicitly number for the root.
6734 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6736 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6737 instead of loop->num.
6738 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6739 (mark_all_loops_for_removal): Ditto.
6740 (remove_unnecessary_regions): Separate the case when CFG loops
6742 (ira_build): Remove the parameter. Use explicit number of regions
6743 when CFG loops are not built.
6745 * ira-color.c (print_loop_title): Separate the case for the root node.
6746 Use loop_num instead of loop->num.
6747 (move_spill_restore): Use loop_num instead of loop->num.
6749 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6750 (change_loop): Ditto.
6751 (change_loop): Use loop_num instead of loop->num.
6753 * ira-lives.c (process_bb_node_lives): Ditto.
6755 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6757 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6759 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6762 * tree-mudflap.c (mf_artificial): New function.
6763 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6764 mx_register_decls, mudflap_enqueue_decl): Use it.
6767 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6768 numbers in the insn pattern.
6770 2012-01-19 Michael Matz <matz@suse.de>
6772 PR tree-optimization/46590
6773 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6774 use it in remembering which conflicts we already created.
6775 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6778 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6781 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6782 (merge_and_complain): Same.
6784 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6787 * config/initfini-array.h: Guard content of the header
6788 with #ifdef HAVE_INITFINI_ARRAY.
6789 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6790 Add initfini-array.h to tm_file here.
6791 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6792 * config.gcc: Don't add initfini-array.h to tm_file here.
6793 * configure: Regenerated.
6795 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6797 PR rtl-optimization/51505
6798 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6799 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6800 (df_note_bb_compute): Update the call to df_kill_notes.
6802 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6804 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6806 2012-01-18 Richard Guenther <rguenther@suse.de>
6808 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6809 of conversions to void *.
6811 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6812 Richard Sandiford <rdsandiford@googlemail.com>
6816 * optabs.h (simplify_expand_binop): Declare.
6817 * optabs.c (simplify_expand_binop): Make global.
6818 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6819 endian targets if the source cannot be exactly covered by word
6822 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6825 * hard-reg-set.h (struct hard_reg_set_container): New type.
6826 * target.h (struct hard_reg_set_container): Forward declare.
6827 * target.def (set_up_by_prologue): New target hook.
6828 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6829 * doc/tm.texi: Regenerated.
6830 * function.c (thread_prologue_and_epilogue_insns): Change
6831 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6832 Call targetm.set_up_by_prologue on it.
6833 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6834 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6836 2012-01-17 Nick Clifton <nickc@redhat.com>
6838 * config/rx/rx.c (rx_can_use_simple_return): New function.
6839 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6840 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6842 2012-01-17 Richard Guenther <rguenther@suse.de>
6845 * expr.c (expand_assignment): Take address-space information
6846 from the address operand of MEM_REF and TARGET_MEM_REF.
6847 (expand_expr_real_1): Likewise.
6849 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6851 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6852 reload dump is requested.
6854 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6857 * trans-mem.c (requires_barrier): Call may_be_aliased.
6859 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6861 PR tree-optimization/51877
6862 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6863 call arguments and fndecls compare equal, instead return false if they
6864 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6865 both SSA_NAMEs that are valueized the same, or they satisfy
6868 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6870 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6872 * configure: Regenerate.
6874 2012-01-16 Jan Hubicka <jh@suse.cz>
6878 * convert.c (convert_to_integer): Use fold_convert for
6879 converting an INTEGER_CST to integer type.
6881 2012-01-16 Jason Merrill <jason@redhat.com>
6884 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6886 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6889 * config/s390/s390.c (s390_chunkify_start): Don't skip
6890 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6891 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6892 If insn is followed by NOTE_INSN_VAR_LOCATION or
6893 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6894 Don't use location of note insns.
6896 PR tree-optimization/51865
6897 * tree-inline.c (tree_function_versioning): Call remap_decl
6898 on DECL_RESULT whenever it has VOID_TYPE_P type.
6900 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6902 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6903 for calls to locally-binding MIPS16 functions if only the return
6904 type uses float regs.
6906 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6907 Richard Sandiford <rdsandiford@googlemail.com>
6909 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6910 (SYMBOL_32_HIGH): Likewise.
6911 (mips_output_tls_reloc_directive): Declare.
6912 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6913 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6914 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6915 (mips_lo_relocs, mips_hi_relocs): Make extern.
6916 (mips16_stub_function): Move up file.
6917 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6918 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6919 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6920 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6921 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6922 (mips_get_tp): Add MIPS16 support.
6923 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6924 Generalize DTPREL and TPREL handling.
6925 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6926 Add MIPS16 TLS support.
6927 (mips_output_tls_reloc_directive): New function.
6928 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6929 * config/mips/predicates.md (symbolic_operand_with_high)
6930 (tls_reloc_operand): New predicates.
6931 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6932 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6933 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6934 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6935 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6936 (*tls_get_tp_mips16_call_<mode>): Likewise.
6938 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6940 PR rtl-optimization/51821
6941 * recog.c (peep2_find_free_register): Determine clobbered registers
6944 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6947 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6948 * config/avr/avr.c: Likewise.
6949 * config/avr/avr.h: Likewise.
6951 2012-01-13 Ian Lance Taylor <iant@google.com>
6954 * tree.h (TYPE_QUALS): Add cast to int.
6955 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6957 2012-01-13 Ian Lance Taylor <iant@google.com>
6959 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6960 comparing param_index to VEC_length result.
6962 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6964 * c-decl.c: Do not include tree-mudflap.h
6965 * tree-optimize.c: Likewise.
6966 * Makefile.in: Update dependencies.
6968 2012-01-13 Richard Guenther <rguenther@suse.de>
6971 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6972 variable-sized result always use RSO.
6974 2012-01-12 DJ Delorie <dj@redhat.com>
6976 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6977 pointer type, not just the default pointer type.
6979 2012-01-09 Richard Henderson <rth@redhat.com>
6980 Denis Chertykov <chertykov@gmail.com>
6983 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6984 * config/avr/avr.c (avr_can_eliminate): Simplify.
6985 (avr_initial_elimination_offset): Likewise.
6986 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6987 (expand_epilogue): Likewise.
6988 (avr_legitimize_address): Gut.
6989 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6990 (avr_hard_regno_nregs): New.
6991 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6992 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6993 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6994 add soft frame pointer.
6995 (CALL_USED_REGISTERS): Likewise.
6996 (REG_CLASS_CONTENTS): Likewise.
6997 (REGISTER_NAMES): Likewise.
6998 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6999 (HARD_FRAME_POINTER_REGNUM): New.
7000 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7001 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7002 remove the HARD_FRAME_POINTER self-elimination.
7004 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7007 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7008 DECL_EXTERNAL when checking for initializers of progmem variables.
7010 2012-01-12 Ira Rosen <irar@il.ibm.com>
7012 PR tree-optimization/51799
7013 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7014 that the last operation is a type demotion.
7016 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7018 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7019 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7021 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7024 * combine.c (distribute_notes): If i3 is a noreturn call,
7025 allow old_size to be equal to args_size and make sure the
7026 noreturn call gets REG_ARGS_SIZE note.
7027 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7028 on noreturn calls even when the delta is 0.
7030 2012-01-11 Nathan Sidwell <nathan@acm.org>
7032 * gcov.c (STRING_SIZE): Remove.
7033 (generate_results): Erase annotations for source files with no
7034 coverage information.
7036 (output_lines): Use it.
7038 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7040 * gimple.h (gimplify_body): Remove first argument.
7041 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7042 pointer set here, instead just pass DATA to walk_tree.
7043 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7044 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7045 (unvisit_body): Likewise, but with unmark_visited.
7046 (gimplify_body): Remove BODY_P argument and adjust.
7047 (gimplify_function_tree): Adjust call to gimplify_body.
7048 * omp-low.c (finalize_task_copyfn): Likewise.
7050 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7052 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7053 (build_function_type_skip_args): Delete.
7054 * tree.c (build_function_type_skip_args): Make static and add
7055 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7056 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7057 pass it to build_function_type_skip_args.
7058 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7059 (tree_function_versioning): Likewise.
7060 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7061 build_function_decl_skip_args.
7062 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7063 and pass it to build_function_decl_skip_args/tree_function_versioning.
7064 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7065 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7066 * trans-mem.c (ipa_tm_create_version): Likewise.
7067 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7068 * tree-inline.c (declare_return_variable): Remove always-true test.
7069 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7070 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7071 * ipa-split.c (split_function): Skip the return value for the split
7072 part if it doesn't return.
7074 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7076 PR tree-optimization/49642
7077 * ipa-split.c (forbidden_dominators): New variable.
7078 (check_forbidden_calls): New function.
7079 (dominated_by_forbidden): Likewise.
7080 (consider_split): Check for forbidden dominators.
7081 (execute_split_functions): Initialize and free forbidden
7082 dominators info; call check_forbidden_calls.
7084 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7086 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7088 2012-01-11 Nick Clifton <nickc@redhat.com>
7090 * config/rx/rx.md (return): Define pattern.
7092 2012-01-11 Richard Guenther <rguenther@suse.de>
7094 * doc/extend.texi (malloc attribute): Adjust according to
7097 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7098 Patrick Marlier <patrick.marlier@gmail.com>
7101 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7102 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7103 (ipa_tm_note_irrevocable): Same.
7104 (ipa_tm_scan_irr_block): Same.
7105 (ipa_tm_decrement_clone_counts): Same.
7106 (ipa_tm_scan_irr_function): Same.
7107 (ipa_tm_create_version_alias): Same.
7108 (ipa_tm_create_version): Same.
7109 (ipa_tm_transform_calls_redirect): Same.
7110 (ipa_tm_transform_calls): Same.
7111 (ipa_tm_transform_transaction): Same.
7112 (ipa_tm_execute): Same.
7114 2012-01-10 Richard Guenther <rguenther@suse.de>
7117 * opts.c (common_handle_option): Handle -Werror.
7119 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7121 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7124 2012-01-10 Jason Merrill <jason@redhat.com>
7126 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7129 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7131 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7132 supports R_386_TLS_GD_PLT reloc.
7133 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7134 supports R_386_TLS_LDM_PLT reloc.
7135 * configure: Regenerate.
7136 * config.in: Regenerate.
7138 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7141 Extend __pgmx semantics to linearize memory.
7142 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7143 determine if code comes inline or from libgcc.
7144 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7145 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7146 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7147 (movmemx_qi, movmemx_hi): New insns.
7148 (xload_<mode>_libgcc): Rewrite to new insn condition.
7149 (xload_<mode>): Remove insns.
7150 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7151 cases that don't satisfy avr_xload_libgcc_p().
7152 (avr_addr_space_convert): Allow converting in any direction.
7153 (avr_addr_space_subset_p): Return always true.
7154 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7155 (avr_emit_movmemhi): Ditto.
7156 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7157 (avr_out_movmem): Ditto.
7158 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7159 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7160 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7161 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7162 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7164 2012-01-10 Richard Guenther <rguenther@suse.de>
7166 PR tree-optimization/50913
7167 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7168 Require data-refs to be representable by Graphite with respect
7171 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7173 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7174 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7176 2012-01-10 Tom de Vries <tom@codesourcery.com>
7178 PR rtl-optimization/51271
7179 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7180 handling annulled branch.
7182 2012-01-10 Richard Henderson <rth@redhat.com>
7184 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7185 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7186 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7187 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7188 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7189 arm_expand_vec_perm_const): New.
7190 * config/arm/arm-protos.h: Update.
7191 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7192 (*neon_vswp<VDQX>): New.
7193 (neon_vcombine<VDX>): Use neon_split_vcombine.
7194 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7195 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7196 (vec_perm<VE>): New.
7198 2012-01-10 Richard Henderson <rth@redhat.com>
7200 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7201 use it if reload_completed.
7202 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7203 arm_output_asm_insn, arm_process_output_memory_barrier,
7204 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7205 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7206 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7207 arm_process_output_sync_insn, arm_output_sync_insn,
7208 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7209 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7210 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7211 (emit_unlikely_jump): New.
7212 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7213 (arm_split_atomic_op): New.
7214 * config/arm/arm-protos.h: Update.
7215 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7216 (struct arm_sync_generator): Remove.
7217 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7218 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7219 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7220 (VUNSPEC_LL, VUNSPEC_SC): New.
7221 (sync_result, sync_memory, sync_required_value, sync_new_value,
7222 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7223 (attr length): Don't use arm_sync_loop_insns.
7224 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7225 (movsfcc, movdfcc): Likewise.
7226 * config/arm/constraints.md (Ua): New.
7227 * config/arm/prediates.md (mem_noofs_operand): New.
7228 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7229 (sync_clobber, sync_t2_reqd): Remove.
7230 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7231 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7232 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7233 (arm_sync_compare_and_swap<SIDI>): Remove.
7234 (arm_sync_compare_and_swap<NARROW>): Remove.
7235 (arm_sync_lock_test_and_set<SIDI>): Remove.
7236 (arm_sync_lock_test_and_set<NARROW>): Remove.
7237 (arm_sync_new_<syncop><SIDI>): Remove.
7238 (arm_sync_new_<syncop><NARROW>): Remove.
7239 (arm_sync_new_nand<SIDI>): Remove.
7240 (arm_sync_new_nand<NARROW>): Remove.
7241 (arm_sync_old_<syncop><SIDI>): Remove.
7242 (arm_sync_old_<syncop><NARROW>): Remove.
7243 (arm_sync_old_nand<SIDI>): Remove.
7244 (arm_sync_old_nand<NARROW>): Remove.
7245 (*memory_barrier): Merge arm_output_memory_barrier.
7246 (atomic_compare_and_swap<QHSD>): New.
7247 (atomic_compare_and_swap<NARROW>_1): New.
7248 (atomic_compare_and_swap<SIDI>_1): New.
7249 (atomic_exchange<QHSD>): New.
7250 (cas_cmp_operand, cas_cmp_str): New.
7251 (atomic_op_operand, atomic_op_str): New.
7252 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7253 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7254 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7255 (arm_load_exclusive<NARROW>): New.
7256 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7257 (arm_store_exclusive<QHSD>): New.
7259 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7261 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7262 reload patterns if -mvsx-scalar-memory.
7264 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7265 generated, even -mno-vsx-scalar-double was used.
7266 (vsx_xscvdpsp_scalar): Likewise.
7267 (vsx_xscvspdp_scalar2): Likewise.
7269 2012-01-09 Tom de Vries <tom@codesourcery.com>
7270 Andrew Pinski <apinski@cavium.com>
7273 * reorg.c (fill_slots_from_thread): Don't speculate
7274 frame-related insns.
7276 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7278 * sched-int.h (bb_note): Move to...
7279 * basic-block.h: ...here.
7280 * haifa-sched.c (bb_note): Move to...
7281 * cfgrtl.c: ...here.
7282 * function.c (next_block_for_reg): New function.
7283 (move_insn_for_shrink_wrap): Likewise.
7284 (prepare_shrink_wrap): Rewrite to use the above.
7286 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7288 * gimple.c (is_gimple_non_addressable): Remove.
7289 * gimple.h: Remove is_gimple_non_addressable.
7290 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7291 is_gimple_non_addressable.
7292 * trans-mem.c (expand_assign_tm): Same.
7294 2012-01-09 Richard Guenther <rguenther@suse.de>
7296 PR tree-optimization/51775
7297 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7298 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7300 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7302 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7304 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7306 2012-01-09 Richard Guenther <rguenther@suse.de>
7308 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7310 2012-01-08 Jan Hubicka <jh@suse.cz>
7312 PR tree-optimize/51680
7313 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7314 on when known_vals needs to be computed; cleanup.
7316 2012-01-08 Jan Hubicka <jh@suse.cz>
7318 PR tree-optimize/51694
7319 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7321 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7323 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7324 for -std=c++98 and -std=c++11 too.
7326 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7328 * cfgloop.c (cancel_loop): Add free() of bbs array.
7330 2012-01-07 Jan Hubicka <jh@suse.cz>
7332 PR tree-optimization/51600
7333 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7334 that benefits small functions.
7336 2012-01-07 Jan Hubicka <jh@suse.cz>
7338 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7340 2012-01-07 Jan Hubicka <jh@suse.cz>
7342 PR tree-optimization/51680
7343 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7344 whose inlining reduce unit size.
7346 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7349 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7350 Add canonical node to containing_mem chain after the non-canonical
7351 one, even if there weren't any locs to propagate.
7352 (remove_useless_values): Keep only canonical values.
7353 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7354 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7355 canonicalize mem_chain elements that are not discarded.
7357 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7360 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7361 before emitting functions.
7363 PR gcov-profile/50127
7364 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7365 clear_aux_for_blocks.
7367 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7370 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7372 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7374 * c-decl.c (ext_block): Moved up.
7375 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7377 2012-01-06 Han Shen <shenhan@google.com>
7379 Translate built-in include paths for sysroot.
7380 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7381 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7383 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7384 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7386 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7387 control whether sysroot should be prepended to gxx include dir.
7389 * configure: Regenerate.
7391 2012-01-06 Torvald Riegel <triegel@redhat.com>
7393 PR rtl-optimization/51771
7394 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7395 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7397 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7399 PR tree-optimization/51315
7400 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7401 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7403 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7406 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7407 for shrp pattern. Correctly handle and fixup shift variable.
7408 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7410 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7413 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7414 note when !ACCUMULATE_OUTGOING_ARGS.
7416 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7418 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7420 (extract_range_from_unary_expr_1): Avoid useless computations.
7422 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7424 PR rtl-optimization/51767
7425 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7426 of jump_block and add an extra edge for degenerated asm gotos.
7429 * stmt.c (check_unique_operand_names): Don't ICE during error
7430 reporting if i is from labels chain.
7433 * profile.c (branch_prob): Split bbs that have exit edge
7434 and need a fake entry edge too.
7436 2012-01-05 Jan Hubicka <jh@suse.cz>
7439 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7442 2012-01-05 Richard Guenther <rguenther@suse.de>
7445 * tree-streamer-out.c (write_ts_optimization): New function.
7446 (streamer_write_tree_body): Call it.
7447 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7448 (streamer_read_tree_body): Call it.
7449 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7451 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7454 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7455 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7456 in_cleanup_point_expr before gimplify_stmt call and restore it
7458 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7459 in_cleanup_point_expr is false.
7461 2012-01-05 Richard Guenther <rguenther@suse.de>
7464 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7466 * toplev.c (process_options): Reject combining mudflap and LTO.
7467 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7469 2012-01-05 Richard Guenther <rguenther@suse.de>
7471 PR tree-optimization/51760
7472 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7474 (bit_value_unop): Handle UNDEFINED operands.
7475 (bit_value_binop): Likewise.
7477 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7479 * config/avr/avr.c (avr_replace_prefix): Remove.
7480 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7481 (avr_asm_function_rodata_section): Ditto.
7482 (avr_asm_select_section): Ditto.
7484 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7486 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7489 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7492 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7493 calls that have any non-fake successor edges.
7496 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7498 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7500 PR tree-optimization/51624
7501 * tree-sra.c (build_ref_for_model): When replicating a chain of
7502 COMPONENT_REFs, stop as soon as the offset would become negative.
7504 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7507 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7508 in .debug_loc on the floor.
7510 2012-01-04 Andrew Pinski <apinski@cavium.com>
7512 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7514 2012-01-04 Andrew Pinski <apinski@cavium.com>
7515 Adam Nemet <anemet@caviumnetworks.com>
7517 * config/mips/mips.md (size): Add SI and DI.
7518 (SIZE): New mode attribute.
7519 (U): New code attribute.
7520 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7521 (mips_lbux_<mode>): Delete.
7522 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7523 (mips_lhx): Use gen_mips_lhx_extsi.
7524 (mips_lhx_<mode>): Delete.
7526 (mips_l<size>x): New expand.
7527 (mips_lwx_<mode>): Delete.
7528 (mips_l<GPR:size>x_<P:mode>): New pattern.
7529 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7530 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7531 * config/mips/mips.c (mips_lx_address_p): New function.
7532 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7533 (dsp64): New availability predicate.
7534 (mips_builtins): Add an entry for __builtin_mips_ldx.
7535 * config/mips/mips.h (ISA_HAS_LBX): New define.
7536 (ISA_HAS_LBUX): Likewise.
7537 (ISA_HAS_LHX): Likewise.
7538 (ISA_HAS_LHUX): Likewise.
7539 (ISA_HAS_LWX): Likewise.
7540 (ISA_HAS_LWUX): Likewise.
7541 (ISA_HAS_LDX): Likewise.
7542 * doc/extend.texi (__builtin_mips_ldx): Document.
7544 2012-01-04 Tristan Gingold <gingold@adacore.com>
7546 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7547 when long pointers are used.
7548 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7549 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7550 (ia64-hp-*vms*): Remove.
7551 * config/vms/xm-vms64.h: Delete.
7553 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7556 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7558 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7560 * opts.c (finish_options): Remove duplicate sorry.
7562 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7565 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7568 2012-01-04 Richard Guenther <rguenther@suse.de>
7571 * tree.c (size_low_cst): New function.
7572 * tree.h (size_low_cst): Declare.
7573 * fold-const.c (fold_comparison): Use it to extract the low
7574 part of the POINTER_PLUS_EXPR offset.
7576 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7578 Fix clearing ZERO_REG
7579 * config/avr/avr.md (cc): Add alternative "ldi".
7580 (movqi_insn): Use it in cc attribute.
7581 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7582 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7583 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7585 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7587 * configure: Regenerate.
7589 2012-01-04 Richard Guenther <rguenther@suse.de>
7591 PR tree-optimization/49651
7592 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7593 (var_can_have_subvars): Use it.
7594 (get_constraint_for_1): Only consider subfields if there can be any.
7596 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7599 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7600 to its new canonical_cselib_val and the cselib_val was in
7601 first_containing_mem chain, but the canonical_cselib_val was not,
7602 add the latter into the chain.
7603 (cselib_invalidate_mem): Compare canonical_cselib_val of
7604 addr_list chain elt with v.
7607 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7608 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7610 (output_macinfo_op): Don't ggc_strdup fd->filename.
7611 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7612 then ggc_strdup it. Don't free inc->info or cur->info.
7613 (output_macinfo): Don't free ref->info or file->info.
7615 2012-01-03 Ira Rosen <irar@il.ibm.com>
7617 PR tree-optimization/51269
7618 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7619 first_niters a pointer.
7620 (slpeel_tree_peel_loop_to_edge): Likewise.
7621 (vect_do_peeling_for_loop_bound): Update call to
7622 slpeel_tree_peel_loop_to_edge.
7623 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7624 here. Remove it from the parameters list.
7625 (vect_do_peeling_for_alignment): Update calls and compute
7628 2012-01-03 Richard Guenther <rguenther@suse.de>
7630 PR tree-optimization/51070
7631 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7632 Properly handle calls.
7634 2012-01-03 Richard Guenther <rguenther@suse.de>
7636 PR tree-optimization/51692
7637 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7638 the LHS of allocation stmts.
7640 2012-01-03 Olivier Hainque <hainque@adacore.com>
7642 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7644 2012-01-03 Olivier Hainque <hainque@adacore.com>
7646 * collect2.c (main): In AIX specific computations for vector
7647 insertions, use CONST_CAST2 to cast from char ** to const char **.
7649 2012-01-03 Richard Guenther <rguenther@suse.de>
7652 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7653 the context of a limbo DIE when it does not already exist.
7655 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7657 PR tree-optimization/51719
7658 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7659 but direct call is, clear direct call's lhs and don't add fallthrough
7660 edge from dcall_bb to join_bb and PHIs.
7662 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7664 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7665 the instructions emitted by the pattern.
7666 ("*TDC_insn_<mode>"): Add comment.
7668 2012-01-03 Richard Guenther <rguenther@suse.de>
7671 * fold-const.c (fold_comparison): Properly canonicalize
7672 tree offset and HOST_WIDE_INT bit position.
7674 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7676 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7677 operands for extzv pattern.
7679 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7682 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7685 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7687 * doc/invoke.texi (-flto and related options): Copy-edit.
7689 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7691 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7693 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7695 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7698 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7700 * expr.h (move_by_pieces_ninsns): Declare.
7701 * expr.c (move_by_pieces_ninsns): Make external.
7702 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7703 (mips_store_by_pieces_p): Likewise.
7704 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7705 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7706 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7707 (mips_store_by_pieces_p): Likewise.
7709 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7711 * passes.c (register_one_dump_file): Free full_name.
7713 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7714 (calculate_elim_costs_all_insns): Free offsets_at and
7715 offsets_known_at at the end and clear the pointers.
7717 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7719 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7720 this option introduced in r180739.
7722 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7725 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7726 (tmake_file target=avr): Add avr/t-multilib.
7728 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7729 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7730 * config/avr/genmultilib.awk: New file.
7731 * config/avr/t-multilib: New auto-generated file.
7732 * config/avr/multilib.h: New auto-generated file.
7733 * config/avr/t-avr (AVR_MCUS): New variable.
7734 (genopt.sh): Use it.
7735 (s-mlib): Depend on t-multilib.
7736 (t-multilib, multilib.h): New dependencies.
7737 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7738 (MULTILIB_OPTIONS): Remove.
7739 (MULTILIB_MATCHES): Remove.
7740 (MULTILIB_DIRNAMES): Remove.
7741 (MULTILIB_EXCEPTIONS): Remove:
7742 * config/avr/genopt.sh: Don't use hard coded file name;
7743 pass AVR_MCUS from t-avr instead.
7745 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7747 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7749 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7751 Implement light-weight DImode support.
7752 * config/avr/avr-dimode.md: New file.
7753 * config/avr/avr.md: Include it.
7754 (adjust_len): Add plus64, compare64.
7755 (HIDI): Remove code iterator.
7756 (code_stdname): New code attribute.
7757 (rotx, rotsmode): Remove DI.
7758 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7760 * config/avr/avr-protos.h (avr_have_dimode): New.
7761 (avr_out_plus64, avr_out_compare64): New.
7762 * config/avr/avr.c (avr_out_compare): Handle DImode.
7763 (avr_have_dimode): New variable definition and initialization.
7764 (avr_out_compare64, avr_out_plus64): New functions.
7765 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7766 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7767 (avr_compare_pattern): Skip DImode comparisons.
7769 2012-01-02 Revital Eres <revital.eres@linaro.org>
7771 * ddg.c (def_has_ccmode_p): New function.
7772 (add_cross_iteration_register_deps,
7773 create_ddg_dep_from_intra_loop_link): Call it.
7775 2012-01-02 Richard Guenther <rguenther@suse.de>
7778 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7780 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7782 * gcc.c (process_command): Update copyright notice dates.
7783 * gcov.c (print_version): Likewise.
7784 * gcov-dump.c (print_version): Likewise.
7785 * mips-tfile.c (main): Likewise.
7786 * mips-tdump.c (main): Likewise.
7788 2012-01-01 Ira Rosen <irar@il.ibm.com>
7790 PR tree-optimization/51704
7791 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7792 a use is inside the basic block or loop before accessing its vect info.
7794 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7796 PR rtl-optimization/51069
7797 * cfgloopmanip.c (remove_path): Removing path making irreducible
7798 region unconditional makes BB part of the region.
7800 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7802 PR tree-optimization/51683
7803 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7804 calls with side-effects.
7805 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7807 Copyright (C) 2012 Free Software Foundation, Inc.
7809 Copying and distribution of this file, with or without modification,
7810 are permitted in any medium without royalty provided the copyright
7811 notice and this notice are preserved.