1 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
3 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
5 2013-04-19 Matthias Klose <doko@ubuntu.com>
9 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
11 Backport from mainline
12 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
13 Alexander Monakov <amonakov@ispras.ru>
16 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
17 flush pending lists also on non-jumps. Adjust comment.
20 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
22 * sched-deps.c (add_dependence_list_and_free): Simplify.
23 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
24 lists when add_dependence_list_and_free doesn't free them.
26 2013-04-19 Marek Polacek <polacek@redhat.com>
28 Backport from mainline
29 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
30 Jakub Jelinek <jakub@redhat.com>
32 PR tree-optimization/48189
33 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
34 If nitercst is 0, don't predict the exit edge.
36 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
38 Backport from mainline
39 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
40 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
42 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
45 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
47 * doc/tm.texi: Update.
48 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
49 * target.def (force_at_comp_dir): New hook.
50 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
51 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
53 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
56 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
57 (S_MODES): Set H_MODE bit.
58 (SF_MODES): Set only S_MODE and SF_MODE bits.
59 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
60 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
61 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
62 <MODE_FLOAT>: Likewise.
64 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
66 Backport from mainline:
67 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
70 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
71 nuses, make sure we have a label.
73 2013-04-11 Richard Biener <rguenther@suse.de>
75 * BASE-VER: Set to 4.7.4.
76 * DEV-PHASE: Set to prerelease.
78 2013-04-11 Release Manager
82 2013-04-10 David S. Miller <davem@davemloft.net>
84 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
87 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
91 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
93 Backport from mainline
94 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
95 Alexander Monakov <amonakov@ispras.ru>
98 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
99 flush pending lists also on non-jumps. Adjust comment.
101 2013-04-03 Richard Biener <rguenther@suse.de>
103 PR tree-optimization/56501
104 * tree-switch-conversion.c (check_process_case): Properly
105 handle !single_succ_p case.
107 2013-04-03 Jakub Jelinek <jakub@redhat.com>
109 Backported from mainline
110 2013-03-06 Jakub Jelinek <jakub@redhat.com>
112 PR tree-optimization/56539
113 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
114 instead of GSI_CONTINUE_LINKING as last argument to
115 force_gimple_operand_gsi. Adjust function comment.
117 2013-03-05 Jakub Jelinek <jakub@redhat.com>
120 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
121 (avoid_complex_debug_insns): New function.
122 (expand_debug_locations): Call it.
124 2013-04-02 Wei Mi <wmi@google.com>
126 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
127 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
128 *<rotate_insn><mode>3_mask in i386.md.
130 2013-04-02 Richard Biener <rguenther@suse.de>
133 Backport from mainline
134 2012-05-16 Richard Guenther <rguenther@suse.de>
136 * tree-inline.c (declare_return_variable): Properly handle
137 DECL_BY_REFERENCE return vars in SSA form.
139 2013-04-01 Wei Mi <wmi@google.com>
141 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
142 Truncate operand 2 using %b asm operand modifier.
143 (*<shift_insn><mode>3_mask): Ditto.
144 (*<rotate_insn><mode>3_mask): Ditto.
146 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/i386.md (*movsf_internal): Change type of
149 alternatives 3,4 to imov.
151 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
153 Backport from mainline
154 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
157 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
158 when the may_trap_p bit of the exprs being merged differs.
159 Reorder tests for speculativeness in the logical and operator.
161 Backport from mainline
162 2013-03-05 Jakub Jelinek <jakub@redhat.com>
165 * sel-sched-ir.c (free_sched_pools): Release
166 succs_info_pool.stack[succs_info_pool.max_top] vectors too
167 if succs_info_pool.max_top isn't -1.
169 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
171 Backport from mainline
172 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
175 * sel-sched.c: Include ira.h.
176 (implicit_clobber_conflict_p): New function.
177 (moveup_expr): Use it.
178 * Makefile.in (sel-sched.o): Depend on ira.h.
180 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
182 Backport from mainline
183 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
184 Alexander Monakov <amonakov@ispras.ru>
187 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
188 flush pending lists also on non-jumps. Adjust comment.
190 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
192 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
193 * doc/extend.texi (Named Address Spaces): Ditto.
194 (Variable Attributes): Ditto.
196 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
198 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
199 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
202 2013-03-27 Walter Lee <walt@tilera.com>
204 Backport from mainline:
205 2013-03-27 Walter Lee <walt@tilera.com>
207 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
208 double-decrement of next_scratch_regno.
210 2013-03-27 Walter Lee <walt@tilera.com>
212 Backport from mainline:
213 2013-03-27 Walter Lee <walt@tilera.com>
215 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
217 (insn_v1mulus): Ditto.
218 (insn_v2muls): Ditto.
220 2013-03-27 Walter Lee <walt@tilera.com>
222 Backport from mainline:
223 2013-03-27 Walter Lee <walt@tilera.com>
225 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
227 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
229 2013-03-27 Walter Lee <walt@tilera.com>
231 Backport from mainline:
232 2013-03-27 Walter Lee <walt@tilera.com>
234 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
236 (*sibcall_value): Ditto.
238 2013-03-27 Walter Lee <walt@tilera.com>
240 Backport from mainline:
241 2013-03-27 Walter Lee <walt@tilera.com>
243 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
244 (insn_mnz_v8qi): ... this ...
245 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
247 (insn_v<n>mnz): Replaced by ...
248 (insn_v1mnz): ... this ...
249 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
251 (insn_mz_<mode>): Replaced by ...
252 (insn_mz_v8qi): ... this ...
253 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
255 (insn_v<n>mz): Replaced by ...
256 (insn_v1mz): ... this ...
257 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
260 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
262 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
264 2013-03-26 Richard Biener <rguenther@suse.de>
266 Backport from mainline:
267 2013-03-13 Richard Biener <rguenther@suse.de>
269 PR tree-optimization/56608
270 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
271 calls when vectorizing basic-blocks.
273 2013-03-05 Richard Biener <rguenther@suse.de>
275 PR tree-optimization/56270
276 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
277 of loads after scheduling an SLP instance.
279 2013-03-26 Walter Lee <walt@tilera.com>
281 Backport from mainline:
282 2013-03-26 Walter Lee <walt@tilera.com>
284 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
285 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
287 2013-03-26 Walter Lee <walt@tilera.com>
289 Backport from mainline:
290 2013-03-25 Walter Lee <walt@tilera.com>
292 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
293 TILEGX_INSN_SHUFFLEBYTES1.
294 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
296 (tilegx_builtins): Ditto.
297 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
299 2013-03-26 Walter Lee <walt@tilera.com>
301 Backport from mainline:
302 2013-03-25 Walter Lee <walt@tilera.com>
304 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
305 tests for constraint J, K, N, P.
307 2013-03-26 Walter Lee <walt@tilera.com>
309 Backport from mainline:
310 2013-03-25 Walter Lee <walt@tilera.com>
312 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
313 Use indirect/pcrel encoding.
314 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
317 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
319 Backport from mainline:
320 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
321 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
324 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
325 (musermode): Convert to Var(TARGET_USERMODE).
326 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
327 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
328 * config/sh/sh.c (sh_option_override): Use
329 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
330 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
332 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
334 (udivsi3_i4_single, divsi3_i4_single): Use
335 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
336 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
337 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
338 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
339 (SUBTARGET_OVERRIDE_OPTIONS): New.
341 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
343 Backport from mainline:
344 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
346 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
347 to m2a-single instead of m2e.
349 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
352 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
355 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
358 * config/i386/i386.c (init_cumulative_args): Also set
359 cum->callee_return_avx256_p.
360 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
361 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
363 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
364 callee_return_avx256_p.
366 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
368 Backport from mainline:
369 2012-12-04 Ian Lance Taylor <iant@google.com>
371 * godump.c (find_dummy_types): Output a dummy type if we couldn't
372 output the real type.
374 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
377 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
378 (PLUS_EXPR): Likewise.
379 * doc/cppopts.texi (--help): Likewise.
380 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
381 (-fdump-rtl-cprop_hardreg): Likewise.
382 (-fdump-rtl-csa): Likewise.
383 (-fdump-rtl-dce): Likewise.
384 (-fdump-rtl-dbr): Likewise.
385 (-fdump-rtl-into_cfglayout): Likewise.
386 (-fdump-rtl-outof_cfglayout): Likewise.
388 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
391 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
392 (arm_print_operand, case 'S'): Don't use shift_operator to validate
395 2013-03-14 Seth LaForge <sethml@google.com>
398 Backport from mainline
399 2012-10-22 Julian Brown <julian@codesourcery.com>
401 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
402 VFP D registers in big-endian mode.
404 2013-03-08 Joey Ye <joey.ye@arm.com>
406 Backport from mainline
407 2013-03-06 Joey Ye <joey.ye@arm.com>
410 * gcc.c (convert_white_space): New function.
411 (main): Handles white space in function name.
413 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
415 Backport from mainline
416 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
419 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
420 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
421 to SH_DIV_CALL_TABLE for TARGET_SH2.
422 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
424 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
425 mdiv= call-div1, call-fp, call-table options.
427 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
429 * config.gcc (arm*-*-rtemself*): New.
430 (arm*-*-rtems*): Removed.
431 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
432 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
434 2013-03-01 Richard Biener <rguenther@suse.de>
436 Backport from mainline
437 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
439 PR tree-optimization/55481
440 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
441 back to general rewriting if we cannot leave an original biv
444 2013-03-01 Richard Biener <rguenther@suse.de>
446 Backport from mainline
447 2012-04-10 Richard Guenther <rguenther@suse.de>
450 * gimple-low.c (gimple_check_call_args): Properly account for
451 compatible aggregate types.
453 2013-02-26 Nick Clifton <nickc@redhat.com>
456 Import this patch from the mainline:
458 2012-08-17 Nick Clifton <nickc@redhat.com>
460 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
461 (branch_true): Likewise.
462 (branch_false): Likewise.
464 2013-02-26 Jakub Jelinek <jakub@redhat.com>
466 PR tree-optimization/56443
467 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
468 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
469 to type_for_mode langhook.
471 2013-02-21 Jakub Jelinek <jakub@redhat.com>
474 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
477 2013-02-19 Jakub Jelinek <jakub@redhat.com>
479 Backported from mainline
480 2013-02-19 Jakub Jelinek <jakub@redhat.com>
482 PR tree-optimization/56350
483 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
484 if haven't found reduction or nested cycle operand, rather than
485 asserting we must find it.
487 PR tree-optimization/56381
488 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
491 2013-02-08 Jakub Jelinek <jakub@redhat.com>
493 PR tree-optimization/56250
494 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
495 if type is unsigned and code isn't MULT_EXPR.
497 2013-02-06 Jakub Jelinek <jakub@redhat.com>
500 * omp-low.c (use_pointer_for_field): Return false if
501 lower_send_shared_vars doesn't generate any copy-out code.
503 2012-11-27 Jakub Jelinek <jakub@redhat.com>
505 PR tree-optimization/55110
506 * tree-vect-loop.c (vectorizable_reduction): Don't assert
507 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
509 2013-02-18 Richard Biener <rguenther@suse.de>
512 2013-02-04 Richard Biener <rguenther@suse.de>
514 Backport from mainline
515 2012-07-04 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/53844
518 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
519 the loop virtual PHI.
521 2013-02-13 David S. Miller <davem@davemloft.net>
523 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
525 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
527 Backport from mainline
528 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
530 PR rtl-optimization/56275
531 * simplify-rtx.c (avoid_constant_pool_reference): Check that
532 offset is non-negative and less than cmode size before
533 calling simplify_subreg.
535 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
537 Backport from mainline
538 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
540 * config/i386/sse.md (FMAMODEM): New mode iterator.
541 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
542 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
544 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
546 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
547 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
548 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
550 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
552 Backport from mainline
553 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
556 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
557 If there is no implicit builtin declaration, just return NULL.
559 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
560 Michael Meissner <meissner@linux.vnet.ibm.com>
562 Backport from mainline
563 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
564 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
566 2013-02-07 David S. Miller <davem@davemloft.net>
568 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
570 * var-tracking.c (vt_add_function_parameter): Test the presence of
571 HAVE_window_save properly and do not remap argument registers when
572 we have a leaf function.
574 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
576 Backport from mainline
577 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
580 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
582 * config/i386/i386.c (ix86_print_operand): Ditto.
584 2013-02-07 Alan Modra <amodra@gmail.com>
587 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
588 static chain, set REST_INLINE_FPRS too.
590 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
592 Backport from mainline
593 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
595 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
596 * configure: Regenerate.
598 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
600 Backport from mainline
601 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
602 Andrew Dixie <andrewd@gentrack.com>
604 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
607 2013-02-05 Richard Biener <rguenther@suse.de>
609 Backport from mainline
610 2012-12-10 Richard Biener <rguenther@suse.de>
612 PR tree-optimization/55107
613 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
614 (bitmap_set_replace_value): Add gcc_unreachable.
615 (do_regular_insertion): Re-write all_same handling. Insert
616 an assignment instead of a PHI in this case.
617 (execute_pre): Do not record constified events.
619 2013-02-05 Richard Biener <rguenther@suse.de>
621 PR tree-optimization/54767
622 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
623 backedges drop all symbolical range information.
624 (execute_vrp): Compute backedges.
626 2013-02-04 Richard Biener <rguenther@suse.de>
628 Backport from mainline
629 2012-01-11 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/44061
632 * tree-vrp.c (extract_range_basic): Compute zero as
633 value-range for __builtin_constant_p of function parameters.
635 2013-01-08 Jakub Jelinek <jakub@redhat.com>
638 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
640 2013-02-04 Richard Biener <rguenther@suse.de>
642 Backport from mainline
643 2012-07-04 Richard Guenther <rguenther@suse.de>
645 PR tree-optimization/53844
646 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
647 the loop virtual PHI.
649 2012-12-13 Richard Biener <rguenther@suse.de>
652 * tree-streamer.c (record_common_node): Check that we are not
653 recursively pre-loading nodes we want to skip. Handle
654 char_type_node appearing as part of va_list_type_node.
656 2013-02-04 Richard Biener <rguenther@suse.de>
659 * gimple.h (gimple_call_builtin_class_p): New function.
660 * gimple.c (validate_call): New function.
661 (gimple_call_builtin_class_p): Likewise.
662 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
663 Use gimple_call_builtin_class_p.
664 (find_func_clobbers): Likewise.
665 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
666 (strlen_optimize_stmt): Likewise.
668 2013-02-01 Jakub Jelinek <jakub@redhat.com>
670 Backported from mainline
671 2013-01-28 Jakub Jelinek <jakub@redhat.com>
673 PR tree-optimization/56125
674 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
675 pow(x,c) into sqrt(x) * powi(x, n/2) or
676 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
678 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
679 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
682 2013-01-25 Jakub Jelinek <jakub@redhat.com>
684 PR tree-optimization/56098
685 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
686 for stmts with volatile ops.
687 (cond_store_replacement): Don't optimize if assign has volatile ops.
688 (cond_if_else_store_replacement_1): Don't optimize if either
689 then_assign or else_assign have volatile ops.
691 2013-01-23 Jakub Jelinek <jakub@redhat.com>
694 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
695 instead of cmpdi_operand for first comparison operand.
696 Don't assert that comparison operands aren't both constants.
698 2013-01-21 Jakub Jelinek <jakub@redhat.com>
700 PR tree-optimization/56051
701 * fold-const.c (fold_binary_loc): Don't fold
702 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
703 a narrowing conversion, or widening conversion from signed
706 2013-01-18 Jakub Jelinek <jakub@redhat.com>
709 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
710 the case where writing real complex part of target modifies
713 2013-01-15 Jakub Jelinek <jakub@redhat.com>
716 * function.c (thread_prologue_and_epilogue_insns): Always
717 add crtl->drap_reg to set_up_by_prologue.set, even if
718 stack_realign_drap is false.
720 2013-01-10 Jakub Jelinek <jakub@redhat.com>
722 PR tree-optimization/55921
723 * tree-complex.c (expand_complex_asm): New function.
724 (expand_complex_operations_1): Call it for GIMPLE_ASM.
726 2013-01-03 Jakub Jelinek <jakub@redhat.com>
728 PR rtl-optimization/55838
729 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
730 iv0.step, iv1.step and step.
732 2012-11-23 Jakub Jelinek <jakub@redhat.com>
735 * Makefile.in (gimple-low.o): Depend on langhooks.h.
736 * gimple-low.c: Include langhooks.c.
737 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
738 by default call lang_hooks.block_may_fallthru.
739 * langhooks.h (struct lang_hooks): Add block_may_fallthru
741 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
742 (LANG_HOOKS_INITIALIZER): Use it.
744 2012-11-20 Jakub Jelinek <jakub@redhat.com>
747 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
748 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
749 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
750 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
751 fail if the last real insn doesn't have REG_ARGS_SIZE note.
753 2012-11-17 Jakub Jelinek <jakub@redhat.com>
755 PR tree-optimization/55236
756 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
757 and signed ARG0_TYPE, force low and high to be non-NULL.
759 2012-11-13 Jakub Jelinek <jakub@redhat.com>
761 PR rtl-optimization/54127
762 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
763 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
764 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
765 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
766 REG_LABEL_TARGET and REG_LABEL_OPERAND.
768 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
770 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
771 range isn't testing for zero.
773 2013-01-29 Richard Biener <rguenther@suse.de>
775 PR tree-optimization/56113
776 * tree-ssa-structalias.c (equiv_class_lookup): Also return
778 (label_visit): Free duplicate bitmaps and record the leader instead.
779 (perform_var_substitution): Adjust.
781 2013-01-28 Serowk <serowk@yandex.ru>
784 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
785 Fix mode checks to allow for the passing of constants in the
787 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
788 Add entries in the switch statement for builtin iwmmxt vector
789 shift and rotate builtins.
791 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
793 Backport from mainline
794 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
797 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
798 operand 0 in movabs insn template for -masm=intel asm alternative.
799 (*movabs<mode>_2): Ditto for operand 1.
801 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
803 Backport from mainline
804 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
807 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
808 alternative to (o,r).
809 (*movdi_internal_rex64): Remove (!o,n) alternative.
810 (DImode immediate->memory splitter): Remove.
811 (DImode immediate->memory peephole2): Remove.
812 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
813 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
814 alternative to (!o,*r).
815 (*movtf_internal_sse): New pattern.
816 (*movxf_internal_rex64): New pattern.
817 (*movxf_internal): Disable for TARGET_64BIT.
818 (*movdf_internal_rex64): Remove (!o,F) alternative.
820 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
822 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
823 involving stack registers slightly.
825 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/constraints.md (Yf): New constraint.
828 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
829 of f constraint to conditionaly disable x87 register preferences.
830 (*movdf_internal): Ditto.
831 (*movsf_internal): Ditto.
833 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
835 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
836 (*movtf_internal_rex64): Add (!o,C) alternative
837 (*movxf_internal_rex64): Ditto.
838 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
840 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
842 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
844 2013-01-24 Martin Jambor <mjambor@suse.cz>
846 Backport from mainline
847 2013-01-04 Martin Jambor <mjambor@suse.cz>
849 PR tree-optimization/55755
850 * tree-sra.c (sra_modify_assign): Do not check that an access has no
851 children when trying to avoid producing a VIEW_CONVERT_EXPR.
853 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
855 Backport from mainline
856 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
858 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
860 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
862 PR rtl-optimization/56023
863 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
864 dependent on debug instruction.
866 2013-01-21 Martin Jambor <mjambor@suse.cz>
868 Backport from mainline
869 2013-01-17 Martin Jambor <mjambor@suse.cz>
871 PR tree-optimizations/55264
872 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
873 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
874 for virtual functions.
875 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
877 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
878 virtual methods before inlining is over.
880 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
882 Backport from mainline
883 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
887 store through atomic_store<mode>_1.
888 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
890 2013-01-16 Richard Biener <rguenther@suse.de>
893 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
894 account for bitpos when computing alignment.
896 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
898 Backport from 2013-01-14 trunk r195169.
901 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
902 etc. to 1 and not to __flash.
903 Use LL suffix for __INT24_MAX__ with -mint8.
904 Use ULL suffix for __UINT24_MAX__ with -mint8.
906 2013-01-14 Matthias Klose <doko@ubuntu.com>
908 * doc/invoke.texi: Document -print-multiarch.
909 * doc/install.texi: Document --enable-multiarch.
910 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
911 * configure.ac: Add --enable-multiarch option.
912 Substitute with_cpu, with_float.
913 * configure: Regenerate.
914 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
915 enable_multiarch, with_cpu, with_float: New macros.
916 if_multiarch: New macro, define in terms of enable_multiarch.
917 * genmultilib: Add new argument for the multiarch name.
918 * gcc.c (multiarch_dir): Define.
919 (for_each_path): Search for multiarch suffixes.
920 (driver_handle_option): Handle multiarch option.
921 (do_spec_1): Pass -imultiarch if defined.
922 (main): Print multiarch.
923 (set_multilib_dir): Separate multilib and multiarch names
924 from multilib_select.
925 (print_multilib_info): Ignore multiarch names in multilib_select.
926 * incpath.c (add_standard_paths): Search the multiarch include dirs.
927 * cppdefault.h (default_include): Document multiarch in multilib
929 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
930 include directory for multiarch directories.
931 * common.opt: New options --print-multiarch and -imultilib.
933 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
934 Include i386/t-linux.
935 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
936 Include i386/t-kfreebsd.
937 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
938 * config/i386/t-linux64: Add multiarch names in
939 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
940 * config/i386/t-gnu: New file.
941 * config/i386/t-kfreebsd: Likewise.
942 * config/i386/t-linux: Likewise.
944 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
945 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
946 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
947 for 32bit non-biarch configurations.
949 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
950 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
953 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
955 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
957 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
958 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
959 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
961 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
962 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
963 Include rs6000/t-linux for 32bit non-biarch configurations.
965 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
967 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
969 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
970 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
972 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
973 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
975 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
977 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
978 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
979 (vect_estimate_min_profitable_iter): Adjust to above fix.
980 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
982 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
984 Backport from mainline
985 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
987 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
988 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
989 documentation. Add missing '__' in front of
990 __builtin_ia32_packssdw256.
992 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
994 Backport from mainline
995 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
997 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
998 attribute of movddup insn to DF.
999 (*vec_interleave_lowv2df): Ditto.
1000 (vec_dupv2df): Ditto.
1002 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1004 Backport from 2013-01-07 trunk r194991, r194992.
1007 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1010 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1011 (avr_addrspace_t): Add .section_name field.
1012 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1014 (avr_addrspace): Same. Initialize .section_name. Remove last
1015 NULL entry. Put __memx into .progmemx.data.
1016 (progmem_section_prefix): Remove.
1017 (avr_asm_init_sections): No need to initialize progmem_section.
1018 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1019 section name prefix.
1020 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1021 retrieve the progmem section.
1022 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1023 boundary to run over avr_addrspace[].
1024 (avr_register_target_pragmas): Ditto.
1026 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1028 Backport from 2013-01-07 trunk r194978.
1031 * doc/install.texi (Cross-Compiler-Specific Options): Document
1034 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1036 Backport from 2013-01-07 trunk r194968.
1039 * config/avr/t-avr: Don't automatically rebuild
1040 $(srcdir)/config/avr/t-multilib
1041 $(srcdir)/config/avr/avr-tables.opt
1042 (avr-mcus): New phony target to build them on request.
1043 (s-avr-mlib): Remove.
1044 * avr/avr-mcus.def: Adjust comments.
1046 2013-01-07 Terry Guo <terry.guo@arm.com>
1048 Backport from mainline
1049 2012-12-19 Terry Guo <terry.guo@arm.com>
1051 * config/arm/arm.c (thumb_find_work_register): Check argument
1052 register number based on current PCS.
1054 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1056 Backport from mainline
1057 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1061 selected code model, define __code_mode_small__, __code_model_medium__,
1062 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1063 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1064 xchg temporary register with %k. Declare temporary register as
1066 [__x86_64__]: For medium and large code models, preserve %rbx register.
1068 2013-01-03 Richard Henderson <rth@redhat.com>
1070 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1071 after eliminating TLS symbols.
1073 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1076 * config/pa/pa.md (movsi): Revert previous change.
1077 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1080 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1083 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1086 2013-01-02 Jason Merrill <jason@redhat.com>
1089 * tree.c (build_array_type_1): Revert earlier change.
1091 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1094 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1095 after reload starts.
1097 2012-12-21 Martin Jambor <mjambor@suse.cz>
1099 PR tree-optimization/55355
1100 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1101 bit_position is small enough to fit a single HOST_WIDE_INT.
1103 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1105 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1107 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1109 Backport from mainline
1110 2012-10-15 Matthias Klose <doko@ubuntu.com>
1112 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1113 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1115 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1116 Tomash Brechko <tomash.brechko@gmail.com>
1119 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1120 handling of before and after cases.
1121 * config/sparc/sync.md (atomic_store): Fix pasto.
1123 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1125 * optabs.c (expand_atomic_store): Elide redundant model test.
1127 2012-12-13 Richard Henderson <rth@redhat.com>
1130 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1132 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1135 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1136 (tldo_stb_sp64): Likewise.
1137 (tldo_sth_sp32): Likewise.
1138 (tldo_sth_sp64): Likewise.
1139 (tldo_stw_sp32): Likewise.
1140 (tldo_stw_sp64): Likewise.
1141 (tldo_stx_sp64): Likewise.
1143 2012-12-10 Kai Tietz <ktietz@redhat.com>
1146 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1148 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1150 Backport from mainline
1151 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1152 H.J. Lu <hongjiu.lu@intel.com>
1155 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1156 before using it as insn or call equivalent.
1158 2012-12-06 Jason Merrill <jason@redhat.com>
1161 * tree.c (build_array_type_1): Re-layout if we found it in the
1164 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1166 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1167 opaque cond in all call insns.
1169 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1171 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1172 area if the function allocates dynamic stack space.
1173 (ia64_initial_elimination_offset): Adjust offsets to above change.
1175 2012-12-03 Richard Biener <rguenther@suse.de>
1177 Backport from mainline
1178 2012-09-24 Richard Guenther <rguenther@suse.de>
1180 PR tree-optimization/53663
1181 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1182 native encode/interpret translation on VN_WALKREWRITE.
1184 2012-12-03 Kai Tietz <ktietz@redhat.com>
1187 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1190 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1193 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1195 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1197 Backport from mainline:
1198 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1201 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1202 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1203 (in_nullified_branch_delay): Likewise.
1204 (in_call_delay): Likewise.
1205 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1206 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1207 the $$sh_func_adrs call as variable. Update type of sibcalls and
1208 $$sh_func_adrs call.
1209 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1210 length instead of adjustment. Handle negative and undefined call
1211 adjustments for insn_default_length. Remove adjustment for millicode
1212 insn with unfilled delay slot.
1213 (pa_output_millicode_call): Update for revised millicode length.
1214 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1216 2012-11-29 Kai Tietz <ktietz@redhat.com>
1219 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1220 use by XNEWVEC/XRESIZEVEC.
1222 * i386.c (get_scratch_register_on_entry): Handle
1223 thiscall-convention.
1224 (split_stack_prologue_scratch_regno): Likewise.
1225 (ix86_static_chain): Likewise.
1226 (x86_output_mi_thunk): Likewise.
1228 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1230 Backported from mainline
1231 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1232 Markus Trippelsdorf <markus@trippelsdorf.de>
1235 * lto-opts.c (lto_write_options): Also handle
1236 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1237 OPT_SPECIAL_program_name.
1240 * lto-wrapper.c (merge_and_complain): Handle
1241 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1242 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1244 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1246 PR rtl-optimization/55489
1247 * gcse.c (compute_transp): Precompute a canonical version
1248 of XEXP (x, 0), and pass it to canon_true_dependence.
1250 2012-11-27 Richard Biener <rguenther@suse.de>
1253 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1254 stmt with a NOP instead of removing it.
1256 2012-11-26 Richard Biener <rguenther@suse.de>
1258 Backport from mainline
1259 2012-10-19 Richard Biener <rguenther@suse.de>
1261 PR tree-optimization/54976
1262 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1263 Robustify against odd inner_mode inputs.
1265 2012-10-12 Richard Biener <rguenther@suse.de>
1267 PR tree-optimization/54894
1268 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1269 Handle over-aligned scalar types properly.
1271 2012-10-02 Richard Guenther <rguenther@suse.de>
1274 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1275 cleaning up the CFG.
1277 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1279 Backport from mainline
1280 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1282 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1283 explaining the register ordering preferences.
1285 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1286 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1287 constraints so that the traditional floating point loads, stores,
1288 and moves are done first, then the VSX loads, stores, and moves,
1289 and finally the GPR loads, stores, and moves so that reload
1290 chooses FPRs over GPRs, and uses the traditional load/store
1291 instructions which provide an offset.
1292 (movdf_hardfloat64): Likewise.
1294 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1296 Backported from mainline
1297 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1298 H.J. Lu <hongjiu.lu@intel.com>
1301 * config/i386/i386.c (legitimize_pic_address): Properly handle
1303 (ix86_print_operand_address): Set code to 'k' when forcing
1304 addr32 prefix. For x32, zero-extend negative displacement if
1307 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1309 * common.opt (fvar-tracking-uninit): Document.
1310 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1311 * config/darwin.c (darwin_override_options): Likewise.
1313 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1315 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1316 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1318 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1320 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1322 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1324 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1327 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1329 Backport from mainline
1330 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1332 * config/i386/i386.c (ix86_init_machine_status): Do not
1333 explicitly clear tls_descriptor_call_expanded_p again.
1335 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/sse.md
1338 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1339 as read and written by the instruction.
1341 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1344 (ix86_instantiate_decls): New function.
1345 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1346 stack slot instead of SLOT_VIRTUAL.
1347 <case IX86_BUILTIN_STMXCSR>: Ditto.
1348 (assign_386_stack_local): Do not assert when virtual slot is valid.
1349 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1350 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1351 (truncxf<mode>2): Ditto.
1352 (floatunssi<mode>2): Ditto.
1353 (isinf<mode>2): Ditto.
1354 * config/i386/sync.md (atomic_load<mode>): Ditto.
1355 (atomic_store<mode>): Ditto.
1357 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1360 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1361 the argument is itself a conditional expression.
1363 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1365 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1368 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1370 PR tree-optimization/54986
1371 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1372 conversions on entry but add them back on exit if needed.
1374 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1377 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1379 (print_reg): Use true_regnum rather than REGNO.
1380 (ix86_print_operand_address): Remove SUBREG handling.
1382 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1384 Backported from mainline
1385 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1388 * gimple.h (is_gimple_sizepos): New inline function.
1389 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1390 final assignment to expr variable.
1391 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1392 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1393 into a local temporary.
1395 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1397 PR tree-optimization/54877
1398 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1399 use make_ssa_name instead of copy_ssa_name.
1401 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1403 Backport from mainline
1404 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1406 PR tree-optimization/53708
1407 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1408 user-supplied alignment when used with an explicit section name.
1410 2012-11-02 Jeff Law <law@redhat.com>
1412 PR tree-optimization/54985
1413 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1414 from thread_across_edge.
1415 (thread_across_edge): Use it in all cases where we might thread
1418 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1420 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1421 special register pushes before frame probing and allocation.
1423 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1424 Joel Sherrill <joel.sherrill@oarcorp.com>
1426 * config/sparc/t-rtems: New (Custom multilibs).
1427 * config/sparc/t-rtems-64: New (Custom multilibs).
1428 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1429 (sparc-*-rtems*): Add sparc/t-rtems.
1431 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1433 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1435 (hash_rtx): Likewise.
1437 2012-10-29 Terry Guo <terry.guo@arm.com>
1439 Backport from mainline
1440 2012-10-11 Terry Guo <terry.guo@arm.com>
1442 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1444 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1447 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1449 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1450 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1452 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1454 * config/avr/t-rtems: Revert previous commit.
1456 2012-10-26 Terry Guo <terry.guo@arm.com>
1458 Backport from mainline
1459 2012-10-23 Terry Guo <terry.guo@arm.com>
1462 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1465 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1467 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1469 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1471 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1473 * config.gcc (microblaze*-*-rtems*): New target.
1474 * config/microblaze/rtems.h: New.
1475 * config/microblaze/t-rtems: New.
1477 2012-10-25 Richard Biener <rguenther@suse.de>
1479 PR tree-optimization/54902
1480 * tree-ssa-pre.c (fini_pre): Return TODO.
1481 (execute_pre): Adjust.
1482 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1483 blocks before computing dominators.
1485 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1487 Backport from mainline
1488 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1490 * config/i386/i386.c (memory_address_length): Assert that non-null
1491 base or index RTXes are registers. Do not check for REG RTXes.
1492 Determine addr32 prefix using SImode_address_operand or
1493 from original base and index RTXes. Simplify code.
1495 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386-protos.h (memory_address_length): Add new bool
1498 argument. Update all uses.
1499 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1500 add length of addr32 prefix based on mode of base or index register.
1501 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1502 addresses here. Update call to memory_address_length.
1503 (ix86_print_address_operand): Use SImode_address_operand predicate.
1504 * config/i386/predicates.md (SImode_address_operand): New.
1505 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1506 to calculate "mode" attribute. Use SImode_address_operand predicate
1507 instead of open-coding accepted RTX codes.
1509 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1511 Backport from 2012-10-22 trunk r192685.
1512 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1513 Note __AVR_<device>__ is not defined for cores.
1514 Don't point to --help=target.
1515 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1517 2012-10-19 Marek Polacek <polacek@redhat.com>
1519 Backported from mainline
1520 2012-10-19 Marek Polacek <polacek@redhat.com>
1523 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1524 pointer/non-pointer comparison.
1526 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1528 Backported from mainline
1529 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1532 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1533 sure the mode is correct when falling through from above cases.
1535 2012-10-19 Alan Modra <amodra@gmail.com>
1537 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1538 (HAVE_LD_LARGE_TOC): Likewise.
1539 * configure: Regenerate.
1541 2012-10-19 Alan Modra <amodra@gmail.com>
1543 * config/rs6000/predicates.md (splat_input_operand): Don't call
1544 input_operand for MEMs. Instead check for volatile and call
1545 memory_address_addr_space_p with modified mode.
1547 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1549 Backported from mainline
1550 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1552 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1554 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1556 PR rtl-optimization/54870
1557 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1558 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1559 SSA_NAME pointer that points to a partition if there is at least
1560 one variable with it set in the partition.
1561 * dse.c (local_variable_can_escape): New predicate.
1562 (can_escape): Call it.
1563 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1564 mark the SSA_NAME pointer that points to a partition.
1566 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1568 Backport from mainline
1569 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1571 PR rtl-optimization/53701
1572 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1573 rocess not only expr's vinsns but all old vinsns from expr's
1576 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1578 Backport from mainline
1579 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1582 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1584 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1585 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1586 only if producer writes to the register given by regno.
1588 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1590 Backport from mainline
1591 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1593 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1594 (UNSPEC_LOADU): New.
1595 (UNSPEC_STOREU): Ditto.
1596 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1597 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1598 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1599 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1600 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1601 (<sse2>_storedqu<avxsizesuffix>): ... this.
1602 (*sse4_2_pcmpestr_unaligned): Update.
1603 (*sse4_2_pcmpistr_unaligned): Ditto.
1605 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1606 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1607 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1608 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1609 gen_sse2_load{dqu,upd} to load from unaligned memory and
1610 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1612 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1613 Use CODE_FOR_sse_loadups.
1614 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1615 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1616 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1617 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1618 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1619 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1620 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1621 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1622 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1623 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1624 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1626 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1628 Backport from trunk (r190222):
1630 PR tree-optimization/54146
1631 * ifcvt.c: Include pointer-set.h.
1632 (cond_move_process_if_block): Change type of then_regs and
1633 else_regs from alloca'd array to pointer_sets.
1634 (check_cond_move_block): Update for this change.
1635 (cond_move_convert_if_block): Likewise.
1636 * Makefile.in: Fix dependencies for ifcvt.o.
1638 2012-10-15 Richard Guenther <rguenther@suse.de>
1640 PR tree-optimization/54920
1641 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1642 allocate temporary storage for all NARY elements.
1644 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1647 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1649 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1651 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1652 default_use_cxa_atexit to yes.
1654 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1656 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1658 2012-10-05 Jan Hubicka <jh@suse.cz>
1659 Jakub Jelinek <jakub@redhat.com>
1661 PR tree-optimization/33763
1662 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1663 attribute for redefined extern inline functions.
1665 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1667 Backported from mainline
1668 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1670 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1671 in SSE and YMM state support check for -march=native.
1673 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1676 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1679 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1681 Backported from mainline
1682 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1685 * doc/invoke.texi: Document -mprefer-avx128.
1687 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1689 Backported from mainline
1690 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1693 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1694 (XSTATE_FP): Likewise.
1695 (XSTATE_SSE): Likewise.
1696 (XSTATE_YMM): Likewise.
1697 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1698 SSE and YMM states aren't supported.
1700 2012-10-01 Tom de Vries <tom@codesourcery.com>
1702 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1705 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1708 * config/s390/s390.c (s390_option_override): Add missing break.
1710 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1712 Backport from mainline
1713 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1715 * config.gcc: Replace 'host' with 'target' when configuring for
1716 powerpc64*-*-freebsd.
1718 2012-09-28 Meador Inge <meadori@codesourcery.com>
1720 Backport from mainline
1721 2012-09-27 Meador Inge <meadori@codesourcery.com>
1723 * gcc-ar.c (main): Handle the returning of the sub-process error
1726 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1728 Backport from 2012-09-28 trunk r191821.
1729 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1731 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1734 * simplify-rtx.c (simplify_binary_operation_1): Perform
1735 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1737 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1739 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1740 TYPE_NONALIASED_COMPONENT flag.
1741 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1742 TYPE_NONALIASED_COMPONENT flag.
1744 2012-09-21 Richard Guenther <rguenther@suse.de>
1747 Backport from mainline
1748 2012-04-19 Richard Guenther <rguenther@suse.de>
1750 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1753 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1756 * c-typeck.c (c_cast_expr): When casting to a type requiring
1757 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1760 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1763 * c-typeck.c (build_unary_op): Pass original argument of
1764 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1765 any C_MAYBE_CONST_EXPR, if it has integer operands.
1766 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1767 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1768 to c_objc_common_truthvalue_conversion, then remove any
1769 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1770 c_objc_common_truthvalue_conversion not
1771 c_common_truthvalue_conversion.
1772 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1773 call note_integer_operands for arguments with integer operands
1774 that are not integer constants.
1776 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1778 Backported from mainline
1779 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1781 PR tree-optimization/54563
1782 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1783 gimple_purge_dead_eh_edges if last call has been changed.
1785 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1788 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1789 instead of (match_dup 0) as second argument to vec_merge.
1790 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1791 Remove third alternative.
1792 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1793 operand 2 instead of operand 1, but put it as first argument
1795 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1796 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1799 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1801 * BASE-VER: Set to 4.7.3.
1802 * DEV-PHASE: Set to prerelease.
1804 2012-09-20 Release Manager
1806 * GCC 4.7.2 released.
1808 2012-09-15 Andi Kleen <ak@linux.intel.com>
1810 Backport from mainline
1811 2012-09-07 Andi Kleen <ak@linux.intel.com>
1813 * gcc/lto-streamer.h (res_pair): Add.
1814 (lto_file_decl_data): Replace resolutions with respairs.
1816 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1817 Initialize respairs.
1818 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1820 2012-09-14 Walter Lee <walt@tilera.com>
1822 Backport from mainline.
1823 2012-09-14 Walter Lee <walt@tilera.com>
1825 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1826 option for TILEPro and TILE-Gx.
1828 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1830 * config/i386/i386.h (x86_prefetchw): New global variable.
1831 (TARGET_PREFETCHW): New macro.
1832 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1833 (processor_alias_table): Add PTA_PREFETCHW to
1834 bdver1, bdver2 and btver1.
1835 (ix86_option_override_internal): Set x86_prefetchw for
1836 PTA_PREFETCHW targets.
1837 * config/i386/i386.md (prefetch): Expand to prefetchw
1838 for TARGET_PREFETCHW.
1839 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1841 Backport from mainline
1842 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1845 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1847 (*prefetch_sse): ... this.
1848 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1850 (*prefetch_3dnow): ... this.
1852 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1855 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1856 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1858 2012-09-12 Teresa Johnson <tejohnson@google.com>
1860 Backport from mainline.
1861 2012-09-12 Teresa Johnson <tejohnson@google.com>
1863 PR gcov-profile/54487
1864 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1865 test using F_SETLKW with fcntl.
1866 * configure, config.in: Regenerate.
1868 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1870 Backport from mainline
1871 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1873 * config/i386/i386.md : Comments on fma4 instruction selection
1874 reflect requirement on register pressure based cost model.
1876 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1877 flag is set-reset as informed by the cpuid flag.
1879 * config/i386/i386.c (processor_alias_table): fma4
1880 flag is enabled for bdver2.
1882 2012-09-12 Christian Bruel <christian.bruel@st.com>
1884 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1886 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1888 * config.gcc: Obsolete picochip-*.
1890 2012-09-11 Richard Guenther <rguenther@suse.de>
1893 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1894 on flag_toplevel_reorder.
1896 2012-09-10 Richard Henderson <rth@redhat.com>
1898 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1901 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1903 Backport from 2012-09-10 mainline r191132.
1906 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1908 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1911 * tree-sra.c (disqualify_base_of_expr): Check for possible
1912 NULL_TREE returned by get_base_address()
1914 2012-09-07 Richard Guenther <rguenther@suse.de>
1916 Backport from mainline
1917 2012-06-26 Jan Hubicka <jh@suse.cz>
1920 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1923 2012-09-07 Richard Guenther <rguenther@suse.de>
1925 Backport from mainline
1926 2012-07-13 Richard Guenther <rguenther@suse.de>
1928 PR tree-optimization/53922
1929 * tree-vrp.c (value_inside_range): Change prototype to take
1930 min/max instead of value-range.
1931 (range_includes_zero_p): Likewise. Return the result from
1933 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1934 return value from range_includes_zero_p.
1935 (extract_range_from_unary_expr_1): Likewise.
1936 (compare_range_with_value): Likewise.
1937 (vrp_meet_1): Likewise.
1939 2012-09-07 Richard Guenther <rguenther@suse.de>
1942 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1943 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1944 arguments separately.
1946 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1948 Backported from mainline
1949 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1951 PR rtl-optimization/54455
1952 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1953 bb ends up with asm goto referencing bb's label.
1955 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1957 Backport from mainline.
1958 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1959 Richard Earnshaw <richard.earnshaw@arm.com>
1962 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1963 element size. Use elem_type from the formal parameter. New parameter
1965 (neon_expand_args): Adjust call to neon_dereference_pointer.
1967 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1970 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1972 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1974 Backport from mainline
1975 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1977 * config/i386/i386.md (isa): Add fma and fma4.
1978 (enabled): Handle fma and fma4.
1979 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1980 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1981 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1982 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1983 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1984 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1986 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1988 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1989 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1990 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1992 2012-09-06 Richard Guenther <rguenther@suse.de>
1994 PR tree-optimization/54498
1995 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1996 abort when reaching an already visited region.
1997 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1998 (get_continuation_for_phi_1): Likewise.
1999 (walk_non_aliased_vuses): When we translated the reference,
2000 abort when we re-visit a region.
2001 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2003 2012-09-06 Andrew Pinski <apinski@cavium.com>
2006 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2008 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2011 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2012 build_int_cst with size_type_node instead of size_int.
2014 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2016 Backport from 2012-09-05 mainline r190697.
2019 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2020 configured --with-avrlibc.
2021 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2023 * config/avr/avrlibc.h: New file.
2024 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2025 configured --with-avrlibc.
2026 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2028 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2030 Backport from 2012-09-04 mainline r190919
2033 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2034 of size less than 4 bytes by using macro ARM_NUM_INTS.
2035 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2037 2012-09-04 Richard Henderson <rth@redhat.com>
2039 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2041 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2043 Backport from 2012-09-04 mainline r190920
2046 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2048 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2050 Backport from 2012-09-04 mainline r190914
2053 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2055 (avr_allocate_stack_slots_for_args): ...this new static function.
2057 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2059 Backported from mainline
2060 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2063 * doc/invoke.texi: Add -da and remove -dm.
2065 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2067 Backported from mainline
2068 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2071 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2072 operands[1] is CONST_INT_P, convert it to QImode before printing.
2074 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2077 * c-convert.c (convert): Don't call fold_convert_loc if
2078 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2079 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2080 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2082 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2085 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2086 if init is a CONSTRUCTOR.
2088 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2090 PR rtl-optimization/54369
2091 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2092 calling dbr_schedule.
2093 * config/sparc/sparc.c (sparc_reorg): Likewise.
2095 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2097 Backport from mainline
2098 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2100 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2101 case for Atom processor.
2103 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2105 Backport from mainline
2106 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2109 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2110 true for TARGET_64BIT or !flag_pic.
2111 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2112 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2113 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2114 Add insn constraint. Conditionally emit xchg asm insns.
2115 (atomic_compare_and_swap<mode>): Update calls. Check only
2116 cmpxchg8b_pic_memory_operand in memory address fixup.
2118 (CASHMODE): Rename from DCASHMODE.
2119 (doublemodesuffix): Update modes.
2120 (regprefix): New mode attribute.
2122 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2123 <UNSPECV_CMPXCHG>: New constant.
2124 (atomic_compare_and_swap<mode>_1): Rename from
2125 atomic_compare_and_swap_single<mode>. Update calls and
2126 unspec_volatile constants.
2127 (atomic_compare_and_swap<mode>_doubleword): Rename from
2128 atomic_compare_and_swap_double<mode>. Update calls and
2129 unspec_volatile constants.
2131 2012-08-28 Walter Lee <walt@tilera.com>
2133 Backport from mainline
2134 2012-08-28 Walter Lee <walt@tilera.com>
2136 * confg/tilegx/tilegx.md: Fix code style.
2137 (*zero_extendsidi_truncdisi): Fix typo.
2138 * config/tilegx/tilegx.c: Fix code style.
2139 (tilegx_function_profiler): Fix typo.
2141 2012-08-27 Walter Lee <walt@tilera.com>
2143 Backport from mainline
2144 2012-08-27 Walter Lee <walt@tilera.com>
2146 * doc/md.texi (TILE-Gx): Fix typo.
2148 2012-08-27 Walter Lee <walt@tilera.com>
2150 Backport from mainline
2151 2012-08-27 Walter Lee <walt@tilera.com>
2153 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2154 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2156 2012-08-27 Walter Lee <walt@tilera.com>
2158 Backport from mainline
2159 2012-08-27 Walter Lee <walt@tilera.com>
2161 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2162 (insn_bfins): Delete.
2164 2012-08-27 Walter Lee <walt@tilera.com>
2166 Backport from mainline
2167 2012-08-27 Walter Lee <walt@tilera.com>
2169 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2170 atomic_exchange_bare<mode>,
2171 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2172 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2173 * config/tilegx/tilegx.md (type): Add X1_remove.
2174 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2175 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2176 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2179 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2181 PR rtl-optimization/54088
2182 * jump.c (delete_related_insns): Robustify latest change.
2184 2012-08-21 Richard Guenther <rguenther@suse.de>
2186 Backport from mainline
2187 2012-08-16 Richard Guenther <rguenther@suse.de>
2190 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2192 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2193 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2194 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2195 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2196 (tree_ssa_lim_finalize): Free all mem_refs.
2197 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2198 scc when bailing out.
2199 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2200 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2201 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2202 FOR_EACH_LOOP_BREAK.
2204 2012-08-17 Richard Guenther <rguenther@suse.de>
2206 * tree-sra.c (modify_function): Free redirect_callers vector.
2207 * ipa-split.c (split_function): Free args_to_pass vector.
2208 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2210 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2211 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2212 (vect_analyze_slp_instance): Free everything.
2213 (destroy_bb_vec_info): Free the SLP instances.
2215 2012-08-17 Richard Guenther <rguenther@suse.de>
2217 * params.def (integer-share-limit): Decrease from 256 to 251,
2220 2012-08-21 Richard Guenther <rguenther@suse.de>
2222 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2223 the affine expansion cache.
2225 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2227 Backported from trunk
2228 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2231 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2233 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2235 Backport from mainline.
2236 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2239 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2240 mark as predicable. Adjust asm template.
2241 (vec_setv2di_internal): Likewise.
2242 (vec_extract<mode> VD, VQ): Likewise.
2243 (vec_extractv2di): Likewise.
2244 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2245 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2246 (neon_vdup_n<mode> VX, V32): Likewise.
2247 (neon_vdup_nv2di): Likewise.
2249 2012-08-17 Walter Lee <walt@tilera.com>
2251 Backport from mainline
2252 2012-08-17 Walter Lee <walt@tilera.com>
2254 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2255 (FEEDBACK_ENTER): Define.
2256 (FEEDBACK_REENTER): Define.
2257 (FEEDBACK_ENTRY): Define.
2258 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2259 (FEEDBACK_ENTER): Define.
2260 (FEEDBACK_REENTER): Define.
2261 (FEEDBACK_ENTRY): Define.
2263 2012-08-16 Walter Lee <walt@tilera.com>
2265 Backport from mainline
2266 2012-08-16 Walter Lee <walt@tilera.com>
2268 * config.gcc (tilegx-*-linux*): Add feedback.h.
2269 (tilepro-*-linux*): Likewise.
2270 * config/tilegx/feedback.h: New file.
2271 * config/tilepro/feedback.h: New file.
2273 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2275 Backport from mainline r189840 and r187586:
2276 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2278 * config/i386/i386.md (stack_protect_set): Disable the pattern
2279 for Android since Android libc (bionic) does not provide random
2280 value for stack protection guard at gs:0x14. Guard value
2281 will be provided from external symbol (default implementation).
2282 (stack_protect_set_<mode>): Likewise.
2283 (stack_protect_test): Likewise.
2284 (stack_protect_test_<mode>): Likewise.
2285 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2286 not have Bionic by default
2287 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2288 Macro OPTION_BIONIC is defined in this file and provides Bionic
2289 accessibility status
2291 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2293 * configure.ac: Stack protector enabling for Android targets.
2294 * configure: Regenerate.
2296 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2298 Backported from trunk
2299 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2301 PR rtl-optimization/53942
2302 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2303 directly from likely spilled non-fixed hard registers, move them
2306 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2309 (xop_phaddubq): Ditto.
2311 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2313 Backport from mainline
2314 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2315 Richard Earnshaw <rearnsha@arm.com>
2317 * target.def (vector_alignment): New target hook.
2318 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2319 * doc/tm.texi: Regenerate.
2320 * targhooks.c (default_vector_alignment): New function.
2321 * targhooks.h (default_vector_alignment): Add prototype.
2322 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2323 * config/arm/arm.c (arm_vector_alignment): New function.
2324 (TARGET_VECTOR_ALIGNMENT): Define.
2326 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2327 vector type alignment instead of size.
2328 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2329 element type size directly instead of computing it from alignment.
2330 Fix variable naming and comment.
2332 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2334 Backport from mainline
2335 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2337 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2338 (alpha_pad_function_end): ... this. Also insert NOP between
2339 sibling call and GP load.
2340 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2342 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2344 Backport from mainline
2345 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2346 H.J. Lu <hongjiu.lu@intel.com>
2348 PR rtl-optimization/54157
2349 * combine.c (gen_lowpart_for_combine): Don't return identity
2350 for CONST or symbolic reference.
2352 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2354 Backport from mainline
2355 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2358 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2359 split_cost argument signed.
2360 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2361 (ix86_avoid_lea_for_addr): Ditto.
2363 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2365 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2366 the address has less than two components.
2368 2012-08-02 Steve Ellcey <sellcey@mips.com>
2370 Backport from mainline
2371 2012-07-19 Steve Ellcey <sellcey@mips.com>
2373 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2376 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2378 Backport from mainline
2379 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2382 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2383 negative constant address for TARGET_X32 ...
2384 (ix86_decompose_address): ... here. Reject constant addresses
2385 that don't satisfy x86_64_immediate_operand predicate.
2387 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2391 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2392 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2393 addresses. Prevent zero extensions of CONST_INT operands.
2395 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2398 * config/i386/i386.md (*lea): New insn pattern.
2400 (*lea<mode>_2): Ditto.
2401 (*lea_{3,4,5,6}_zext): Ditto.
2402 * config/i386/predicates.md (lea_address_operand): Do not reject
2403 zero-extended address operands.
2404 * config/i386/constraints.md (j): Remove address constraint.
2405 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2407 (ix86_print_operand_address): Handle SImode subreg of an address.
2408 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2410 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2412 Backport from mainline
2413 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2416 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2417 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2419 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2420 (*movdi_internal_rex64): Use %E operand modifier for lea.
2421 (*movsi_internal): Ditto.
2423 (*lea<mode>_2): Ditto.
2424 (*lea_{3,4,5,6}_zext): Ditto.
2425 (*tls_global_dynamic_32_gnu): Ditto.
2426 (*tls_global_dynamic_64): Ditto.
2427 (*tls_dynamic_gnu2_lea_32): Ditto.
2428 (*tls_dynamic_gnu2_lea_64): Ditto.
2429 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2431 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2433 Backport from mainline
2434 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2436 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2438 (ix86_print_operand_address): Assert that parts.base and parts.index
2439 are non-NULL after call to simplify_subreg.
2441 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2444 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2446 * config/sh/sh.c (sh_option_override): Do not change
2447 flag_finite_math_only. Set TARGET_IEEE to complement of
2448 flag_finite_math_only.
2449 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2450 description of mieee and mno-ieee behavior.
2452 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2455 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2456 (_lzcnt_u64): Ditto.
2458 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2460 Backport from mainline
2461 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2463 PR rtl-optimization/52250
2464 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2465 to put note list into. Unconditionally call move_bb_info.
2466 (move_bb_info): Do not assert the blocks being in the same region,
2467 just drop the note list if they are not.
2469 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2471 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2473 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2475 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2476 defining statement is a SSA name that occurs in abnormal PHIs.
2478 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2480 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2483 2012-07-19 Richard Guenther <rguenther@suse.de>
2484 Eric Botcazou <ebotcazou@adacore.com>
2486 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2487 about transition from invariant to known bits.
2488 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2490 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2493 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2494 (cleanup_tree_cfg_bb): Don't call it.
2495 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2498 2012-07-19 Christian Bruel <christian.bruel@st.com>
2501 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2503 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2505 * config.gcc (v850-*-rtems*): New target.
2506 * config/v850/rtems.h: New.
2507 * config/v850/t-rtems: New.
2509 2012-07-18 Nick Clifton <nickc@redhat.com>
2511 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2513 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2517 Backport from mainline
2518 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2521 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2522 instead expand it as zero extension.
2524 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2526 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2527 QImode and HImode splitters. Use ix86_comparison_operator.
2528 Explicitly match FLAGS_REG.
2529 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2531 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2532 Steven Bosscher <steven@gcc.gnu.org>
2533 Bernd Schmidt <bernds@codesourcery.com>
2535 PR rtl-optimization/53908
2536 * df-problems.c (can_move_insns_across): When doing
2537 memory-reference book-keeping, handle call insns.
2539 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2541 Backport from mainline
2542 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2545 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2546 sibcall_insn_operand. Move it to a temporary register if not.
2548 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2552 emit PIC sequence for fnaddr symbol reference in advance.
2554 2012-07-09 Jason Merrill <jason@redhat.com>
2557 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2558 (type_hash_eq): Likewise.
2561 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2563 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2565 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2566 due to negative shift amount.
2568 2012-07-06 Kai Tietz <ktietz@redhat.com>
2570 Backport from mainline.
2572 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2573 as "/mingw/include".
2575 2012-07-06 Nick Clifton <nickc@redhat.com>
2577 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2578 default_encode_section_info.
2580 2012-07-06 Richard Guenther <rguenther@suse.de>
2582 Backport from mainline
2583 2012-03-30 Richard Guenther <rguenther@suse.de>
2586 * double-int.c (rshift_double): Remove not needed cast.
2588 2012-03-28 Richard Guenther <rguenther@suse.de>
2591 * double-int.h (rshift_double): Remove.
2592 * double-int.c (lshift_double): Use absu_hwi to make count
2594 (rshift_double): Make static, take unsigned count argument,
2595 remove handling of negative count argument.
2596 (double_int_rshift): Dispatch to lshift_double.
2598 2012-07-06 Richard Guenther <rguenther@suse.de>
2600 Backport from mainline
2601 2012-06-18 Richard Guenther <rguenther@suse.de>
2603 PR tree-optimization/53693
2604 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2605 Reject operands with more than one use.
2607 2012-07-06 Richard Guenther <rguenther@suse.de>
2609 Backport from mainline
2610 2012-04-11 Richard Guenther <rguenther@suse.de>
2613 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2614 consider loop nesting.
2615 (evolution_function_is_univariate_p): Properly check the remainder
2618 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2620 Backport from mainline
2621 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2623 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2624 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2625 (adjacent_mem_locations): Move some code to and call...
2626 (get_memref_parts): ...new function.
2627 (mem_locations_overlap): New function.
2628 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2629 (is_mem_ref): Rename to...
2630 (find_mem_ref): ...this. Return MEM rtx.
2631 (get_store_dest): Remove function.
2632 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2633 new parameter and adjust calls.
2634 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2635 mem refs overlap for true_store_to_load_dep_costly.
2636 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2637 passed to adjacent_mem_locations.
2638 (is_costly_group): Walk resolved dependency list.
2639 (force_new_group): Emit group ending nop for Power6/Power7.
2640 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2641 (group_ending_nop): New define_insn.
2643 2012-07-04 Richard Guenther <rguenther@suse.de>
2646 * gimple-fold.c (get_base_constructor): Do not return an
2647 error_mark_node DECL_INITIAL.
2649 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2651 Backport from mainline
2652 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2654 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2655 code model string in the error message.
2657 2012-07-04 Tristan Gingold <gingold@adacore.com>
2659 Backport from mainline.
2660 2012-06-25 Tristan Gingold <gingold@adacore.com>
2662 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2663 (seh_cfa_adjust_cfa): ... that function.
2664 (seh_emit_stackalloc): Do not emit out of range values.
2665 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2666 UNSPEC_DEF_CFA constants.
2667 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2668 * config/i386/i386.c (ix86_frame_pointer_required): Required
2669 for very large frames on SEH target.
2670 (ix86_compute_frame_layout): Save area is before frame pointer
2671 on SEH target. Handle very large frames.
2672 (ix86_expand_prologue): Likewise.
2674 2012-07-04 Richard Guenther <rguenther@suse.de>
2676 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2677 as in free_lang_data_in_type.
2679 2012-07-02 Martin Jambor <mjambor@suse.cz>
2681 Backport from mainline.
2682 2012-07-02 Martin Jambor <mjambor@suse.cz>
2685 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2686 dynamic type change check.
2688 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2690 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2691 last statement of the finally block onto the switch.
2693 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2695 * configure: Regenerate.
2697 Backport from mainline.
2698 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2700 * config.gcc (target_type_format_char): New. Document it. Set it for
2702 * configure.ac (gnu_unique_option): Use target_type_format_char
2703 in test. Comment rationale.
2705 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2707 Backport from mainline.
2708 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2710 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2712 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2714 Backport from 2012-06-28 mainline r189049
2717 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2718 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2719 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2720 avr_hard_regno_call_part_clobbered.
2722 2012-06-28 Richard Guenther <rguenther@suse.de>
2725 * expr.c (expand_expr_real_1): Verify if the type is complete
2726 before inspecting its size.
2728 2012-06-27 Nick Clifton <nickc@redhat.com>
2730 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2733 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2736 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2738 2012-06-26 Nick Clifton <nickc@redhat.com>
2740 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2742 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2745 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2746 of x x x in the vmovlps load alternative.
2748 2012-06-22 Richard Guenther <rguenther@suse.de>
2750 * gcov-iov.c: Include bconfig.h and system.h.
2752 2012-06-22 Richard Guenther <rguenther@suse.de>
2754 PR gcov-profile/53744
2755 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2757 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2759 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2760 DECL_IGNORED_P non-reg vars even if they are used.
2762 2012-06-19 Jason Merrill <jason@redhat.com>
2765 * dwarf2out.c (modified_type_die): Use scope_die_for.
2766 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2767 (uses_local_type_r, uses_local_type): New.
2768 (scope_die_for): Keep a type that uses a local type in local scope.
2769 Use get_context_die for namespace and type scope.
2771 2012-06-19 Richard Guenther <rguenther@suse.de>
2774 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2775 replace it with the first non-BLOCK context.
2777 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2779 PR rtl-optimization/53700
2781 Backport from mainline
2782 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2784 * ira-color.c (setup_left_conflict_sizes_p): Process all
2785 conflicting objects.
2787 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2789 Backport from mainline
2790 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2794 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2795 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2796 instead of xop_mulv2div2di3_low.
2797 (xop_p<macs>dql): Fix vec_select selector.
2798 (xop_p<macs>dqh): Ditto.
2799 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2800 (xop_mulv2div2di3_high): Ditto.
2802 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2804 Backport from mainline:
2805 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2809 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2811 Backport from mainline:
2812 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2814 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2815 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2816 MAX_PCREL17F_OFFSET instead of fixed offset.
2817 (pa_attr_length_call): Likewise.
2818 (pa_attr_length_indirect_call): Likewise.
2820 2012-06-15 Walter Lee <walt@tilera.com>
2822 Backport from mainline:
2823 2012-06-15 Walter Lee <walt@tilera.com>
2825 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2827 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2829 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2831 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2833 Backport from mainline:
2835 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2836 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2837 * gimple.h (block_in_transaction): Check for flag_tm.
2839 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2841 PR tree-optimization/52558
2843 Backport from mainline:
2844 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2845 * gimple.h (gimple_set_in_transaction): Remove.
2846 (gimple_in_transaction): Look in BB instead.
2847 (gimple_statement_base): Remove in_transaction field.
2848 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2849 * trans-mem.c (compute_transaction_bits): Place transaction bit
2850 information into basic blocks.
2852 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2854 PR tree-optimization/52558
2855 * cfg.c (alloc_aux_for_edge): Fix comment.
2856 (alloc_aux_for_edge): Remove static.
2857 * basic-block.h (alloc_aux_for_edge): Protoize.
2858 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2859 (execute_sm_if_changed_flag): New.
2860 (execute_sm_if_changed_flag_set): New.
2861 (execute_sm): Do not generate data races unless requested.
2862 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2863 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2864 * gimple.h (block_in_transaction): New.
2865 (gimple_in_transaction): Use block_in_transaction.
2867 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2869 Backported from mainline
2870 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2872 PR rtl-optimization/53589
2873 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2874 discovery even when e->dest != target. If any LABEL_REF points
2875 to e->dest label, redirect it to target's label.
2877 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2880 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2881 returns false, replace stmt with GIMPLE_NOP.
2882 (check_omp_nesting_restrictions): Instead of issuing warnings,
2883 issue errors and return false if any errors were reported.
2885 2012-06-14 Richard Guenther <rguenther@suse.de>
2887 * BASE-VER: Set to 4.7.2.
2888 * DEV-PHASE: Set to prerelease.
2890 2012-06-12 Christian Bruel <christian.bruel@st.com>
2893 * config/sh/sh.c (sh_option_override): Don't force
2894 flag_omit_frame_pointer and maccumulate_outgoing_args.
2895 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2897 2012-06-14 Release Manager
2899 * GCC 4.7.1 released.
2901 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2903 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2905 2012-06-13 Richard Henderson <rth@redhat.com>
2907 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2908 iterator instead of INT.
2910 2012-06-08 Richard Henderson <rth@redhat.com>
2913 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2914 note to a clobber insn when no other insn is available.
2916 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2919 * doc/invoke.texi (Wenum-compare): Update documentation.
2921 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2924 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2926 (altivec_stvlxl): Ditto.
2927 (altivec_stvrx): Ditto.
2928 (altivec_stvrxl): Ditto.
2930 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2933 * trans-mem.c (expand_block_edges): Do not skip the first
2934 statement when resetting the BB.
2936 2012-06-04 Richard Guenther <rguenther@suse.de>
2939 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2940 create new assembler names.
2942 2012-06-04 Richard Guenther <rguenther@suse.de>
2944 Backport from mainline
2945 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2948 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2949 larger than maxbits. Don't compute maxbits modulo align.
2950 Also check that unit bytes long store at bitpos / unit * unit
2951 doesn't affect bits beyond bitregion_end.
2952 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2953 would not fit into bitregion_start ... bitregion_end + 1 bit
2955 (store_split_bit_field): Decrease unit close to end of bitregion_end
2956 if access is restricted in order to avoid mutual recursion.
2958 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2960 Backport from 2012-06-04 mainline r188172
2963 * config/avr/avr-stdint.h: New file.
2964 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2967 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2969 PR tree-optimization/53550
2970 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2971 is POINTER_TYPE_P, use sizetype as step type instead of type.
2973 2012-06-04 Richard Guenther <rguenther@suse.de>
2974 Eric Botcazou <ebotcazou@adacore.com>
2976 Backport from mainline
2977 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2979 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2980 Change type of BITOFFSET to signed. Make sure the lower bound of
2981 the computed range is non-negative by adjusting OFFSET and BITPOS.
2982 (expand_assignment): Adjust call to get_bit_range.
2984 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2986 * expr.c (get_bit_range): Return the null range if the enclosing record
2987 is part of a larger bit field.
2989 2012-03-20 Richard Guenther <rguenther@suse.de>
2991 * stor-layout.c (finish_bitfield_representative): Fallback
2992 to conservative maximum size if the padding up to the next
2993 field cannot be computed as a constant.
2994 (finish_bitfield_layout): If we cannot compute the distance
2995 between the start of the bitfield representative and the
2996 bitfield member start a new representative.
2997 * expr.c (get_bit_range): The distance between the start of
2998 the bitfield representative and the bitfield member is zero
2999 if the field offsets are not constants.
3001 2012-03-16 Richard Guenther <rguenther@suse.de>
3003 * stor-layout.c (finish_bitfield_representative): Fall back
3004 to the conservative maximum size if we cannot compute the
3005 size of the tail padding.
3007 2012-03-14 Richard Guenther <rguenther@suse.de>
3009 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3010 * stor-layout.c (start_bitfield_representative): New function.
3011 (finish_bitfield_representative): Likewise.
3012 (finish_bitfield_layout): Likewise.
3013 (finish_record_layout): Call finish_bitfield_layout.
3014 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3015 for QUAL_UNION_TYPE fields.
3016 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3017 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3018 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3023 * expr.c (get_bit_range): Unconditionally extract bitrange
3024 from DECL_BIT_FIELD_REPRESENTATIVE.
3025 (expand_assignment): Adjust call to get_bit_range.
3027 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3030 * fold-const.c (fold_binary_loc): Refine previous change.
3032 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3034 Backport from mainline
3035 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3038 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3039 avoid going above orig insn. Update comments.
3041 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3043 Backport from mainline
3044 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3047 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3048 prologue for unwinder and profiler.
3050 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3052 Backport from mainline
3053 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3055 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3057 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3059 Backport from mainline
3060 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3062 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3063 DBX_REGISTER_NUMBER.
3065 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3067 Backport from mainline
3068 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3070 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3071 operand is CONST_INT. Take COSTS_N_INSNS into account.
3072 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3075 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3077 * config/avr/avr.opt (-msp8): Document it.
3078 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3080 2012-05-31 Richard Guenther <rguenther@suse.de>
3083 * expr.c (expand_assignment): Do not use movmisalign on
3086 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3089 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3090 (pa_section_type_flags): New.
3091 (pa_legitimate_constant_p): Revert previous change.
3093 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3095 Backport from mainline
3096 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3099 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3100 accessed indirectly.
3101 (ipa_tm_create_version): Same.
3103 2012-05-30 Jason Merrill <jason@redhat.com>
3106 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3107 about array compound literals.
3109 2012-05-30 Richard Guenther <rguenther@suse.de>
3112 * fold-const.c (fold_binary_loc): Make sure to call
3113 fold_plusminus_mult_expr with the original sign of operands.
3115 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3117 * explow.c (probe_stack_range): Restore simple control flow and stop
3118 again when the probe cannot be generated if HAVE_check_stack.
3120 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3122 PR rtl-optimization/53519
3123 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3124 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3126 2012-05-29 Richard Guenther <rguenther@suse.de>
3128 PR tree-optimization/53516
3129 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3131 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3133 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3135 Backport from mainline
3136 2012-05-28 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/53438
3139 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3141 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3143 Backport from mainline
3144 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3146 PR rtl-optimization/52528
3147 * combine.c (can_combine_p): Add setting of subst_low_luid
3148 before call to expand_field_assignment().
3150 2012-05-26 Martin Jambor <mjambor@suse.cz>
3152 Backport from mainline
3153 2012-05-23 Martin Jambor <mjambor@suse.cz>
3155 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3157 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3160 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3161 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3163 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3166 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3167 (ix86_expand_vec_perm): Use int mode instead of float.
3169 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3172 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3173 gnu_ld variables to yes.
3174 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3175 (HAVE_GNU_AS): Likewise.
3176 * config.in: Regenerate.
3177 * configure: Likewise.
3179 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3181 Backport from mainline
3182 2012-03-12 Richard Guenther <rguenther@suse.de>
3183 * config/arm/arm.c (neon_dereference_pointer): Do not call
3184 covert during RTL expansion.
3186 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3188 Backport from mainline
3189 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3192 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3193 relied on signed overflow behavior.
3195 2012-05-24 Richard Guenther <rguenther@suse.de>
3198 * tree-profile.c (tree_profiling): Cleanup the CFG if
3199 execute_fixup_cfg requests it.
3201 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3203 PR tree-optimization/53465
3204 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3205 vr0 into *vr, then vrp_meet that.
3206 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3207 have any equivalences.
3208 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3211 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3213 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3215 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3216 (iterative_hash_gimple_type): Adjust comment.
3217 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3218 domain for an array type instead of the domain type itself.
3220 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3222 Backport from 2012-05-23 mainline r187803
3225 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3226 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3229 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3231 Backport from 2012-05-03 mainline r187075
3233 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3234 has_fma4 for AMD processors with both fma3 and fma4 support.
3236 2012-05-22 Richard Guenther <rguenther@suse.de>
3238 PR tree-optimization/53408
3239 * tree-vect-loop.c (vectorizable_induction): Properly check
3240 the restriction that we cannot handle induction results from
3241 the inner loop outside of the outer loop.
3243 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3245 PR tree-optimization/53436
3246 * omp-low.c (omp_build_component_ref): New function.
3247 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3249 PR tree-optimization/53366
3250 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3251 tests if complex_numbers == 2, but there are non-complex number loads
3254 PR tree-optimization/53409
3255 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3256 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3258 PR tree-optimization/53410
3259 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3260 instead of build_int_cst (type, 0) where vector types might be
3263 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3266 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3267 from folded operands before wrapping another around the
3268 conditional expression.
3270 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3271 Patrick Marlier <patrick.marlier@gmail.com>
3273 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3276 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3278 Backport from mainline
3279 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3282 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3283 (UNSPECV_RDRAND): This.
3284 (rdrand<mode>_1): Updated.
3286 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3288 Backport from mainline
3289 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3291 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3292 RDRND, F16C and FSGSBASE.
3294 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3296 Backport from mainline
3297 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3299 * tree-ssa-pre.c (can_value_number_call): Delete.
3300 (compute_avail): Skip all statements with side effects.
3301 <GIMPLE_CALL>: Skip calls to internal functions.
3303 2012-05-18 David S. Miller <davem@davemloft.net>
3305 Backport r185385 from mainline
3306 2012-03-14 Richard Guenther <rguenther@suse.de>
3309 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3310 element type instead of mode, use build_vector_type_for_mode
3311 instead of the langhook, build a vector of proper signedness.
3312 (expand_vector_operations_1): Adjust.
3314 2012-05-18 Olivier Hainque <hainque@adacore.com>
3316 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3317 $(libsubdir) as libexecsubdir.
3319 2012-05-16 Andrew Pinski <apinski@cavium.com>
3321 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3324 2012-05-16 David S. Miller <davem@davemloft.net>
3326 * jump.c (delete_related_insns): If we remove a CALL, make sure
3327 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3329 2012-05-16 Richard Henderson <rth@redhat.com>
3332 * combine-stack-adj.c (prev_active_insn_bb): New.
3333 (next_active_insn_bb): New.
3334 (force_move_args_size_note): New.
3335 (combine_stack_adjustments_for_block): Use it.
3337 2012-05-16 Olivier Hainque <hainque@adacore.com>
3339 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3340 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3341 Add comments and improve stamp preservation across the whole sequence.
3342 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3344 2012-05-16 Richard Guenther <rguenther@suse.de>
3346 PR tree-optimization/53364
3347 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3348 detect a view-conversion of the decl.
3350 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3353 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3354 that operands[2] is either immediate, or q_regs_operand.
3356 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3358 Backport r187139 from mainline.
3359 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3361 PR rtl-optimization/52804
3362 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3363 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3364 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3365 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3366 RELOAD_FOR_OUTADDR_ADDRESS.
3368 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3371 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3372 generate target register for "load" class builtins.
3375 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3379 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3380 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3381 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3382 (<sse>_movu<ssemodesuffix>): New expander.
3383 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3384 (avx_movdqu<avxmodesuffix>): New expander.
3385 (*sse2_movdqu): Rename from sse2_movdqu.
3386 (sse2_movdqu): New expander.
3388 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3390 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3391 lineno 1 the same as lineno 0 before first start file directive.
3392 (optimize_macinfo_range): Likewise.
3394 * dwarf2out.c (have_macinfo): Define.
3395 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3396 attribute, don't force empty compilation unit and don't emit any
3397 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3399 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3401 Backport from mainline
3402 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3404 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3405 ORDERED and UNORDERED conditions.
3407 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3409 * function.c (requires_stack_frame_p): If the function can throw
3410 non-call exceptions, return true if the insn can throw internally.
3412 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3414 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3415 DECL_ORIGINAL_TYPE if it is present.
3417 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3419 Backport from 2012-05-12 mainline r187342.
3422 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3423 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3424 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3425 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3426 (expand_prologue): Move initialization of cfun->machine->is_naked,
3427 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3428 (avr_set_current_function): ...this new static function.
3429 (TARGET_SET_CURRENT_FUNCTION): New define.
3430 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3431 checking attributes of current_function_decl.
3432 (avr_regs_to_save): Ditto.
3433 (signal_function_p): Rename to avr_signal_function_p.
3434 (interrupt_function_p): Rename to avr_interrupt_function_p.
3436 * doc/extend.texi (Function Attributes): Better explanation of
3437 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3440 2012-05-09 Matthias Klose <doko@ubuntu.com>
3442 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3444 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3447 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3448 when a constant source operand matches an "I" constraint, the "no
3449 CC0 change" applies to a register-destination only, not a
3450 strict_low_part-destination.
3452 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3454 Backport from mainline:
3455 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3457 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3459 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3461 PR tree-optimization/53239
3462 * tree-vrp.c (get_value_range): Set VR of
3463 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3466 2012-05-07 Richard Guenther <rguenther@suse.de>
3468 PR tree-optimization/53195
3469 * tree-inline.c (setup_one_parameter): Properly add referenced
3470 vars from the parameters new known value.
3472 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3474 Backport from mainline:
3475 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3478 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3481 2012-05-04 Ian Lance Taylor <iant@google.com>
3483 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3484 values from false to NULL.
3486 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3488 Backport from mainline
3489 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3492 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3493 (TARGET_CMOV): Rename from TARGET_CMOVE.
3494 (TARGET_CMOVE): New define.
3495 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3496 Do not set TARGET_CMOVE here.
3498 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3500 Backport from mainline:
3502 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3504 PR tree-optimization/52633
3505 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3506 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3507 (vect_recog_over_widening_pattern): Remove handling of code that was
3508 already detected as over-widening pattern. Remove special handling
3509 of "unsigned" cases. Instead, support general case of conversion
3510 of the shift result to another type.
3512 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3514 * tree-vect-patterns.c (vect_single_imm_use): New function.
3515 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3516 (vect_recog_over_widening_pattern): Likewise.
3517 (vect_recog_widen_shift_pattern): Likewise.
3519 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3521 PR tree-optimization/52870
3522 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3523 presumed pattern statement is within the same loop or basic block.
3525 2012-05-04 Richard Guenther <rguenther@suse.de>
3527 * common.opt (flto-report): Do not mark as Optimization.
3529 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3532 * recog.c (constrain_operands): If extra constraints are present, also
3533 accept pseudo-registers with equivalent memory locations during reload.
3535 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3537 Backport from the mainline
3538 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3541 * config/rs6000/rs6000.md (bswapdi splitters): If
3542 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3543 default) is used, generate an alternate sequence that does not
3544 depend on using indexed addressing.
3546 2012-05-03 David S. Miller <davem@davemloft.net>
3549 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3550 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3551 (sparc_emit_float_lib_cmp): Likewise.
3553 2012-05-04 Martin Jambor <mjambor@suse.cz>
3555 Backport from mainline
3556 2012-05-02 Martin Jambor <mjambor@suse.cz>
3559 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3560 of a variable when the contect is a function.
3562 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3565 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3566 append program name to it and pass that as first argument
3567 to make_relative_prefix. Always pass standard_libexec_prefix
3568 as last argument to make_relative_prefix. If
3569 make_relative_prefix returns NULL, fall back to
3570 standard_libexec_prefix.
3573 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3577 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3578 mode, return that mode.
3580 2012-05-03 Richard Guenther <rguenther@suse.de>
3582 PR tree-optimization/53144
3583 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3585 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3586 with SSA name values.
3587 (vn_reference_lookup_3): Adjust callers.
3589 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3591 PR tree-optimization/53163
3592 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3593 return value from compute_all_dependences.
3595 PR rtl-optimization/53160
3596 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3597 has been modified by ree pass already.
3599 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3601 Backport from mainline
3602 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3605 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3606 calls to cgraph_node_name in xstrdup.
3607 (ipa_make_edge_direct_to_target): Ditto.
3608 * tree-sra.c (convert_callers_for_node): Ditto.
3609 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3610 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3611 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3612 (cgraph_materialize_all_clones): Ditto.
3613 * ipa-inline.c (report_inline_failed_reason): Ditto.
3614 (want_early_inline_function_p): Ditto.
3615 (edge_badness): Ditto.
3616 (update_edge_key): Ditto.
3617 (flatten_function): Ditto.
3618 (ipa_inline): Ditto.
3619 (inline_always_inline_functions): Ditto.
3620 (early_inline_small_functions): Ditto.
3622 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3624 Backport from mainline
3625 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3627 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3628 Introduce emul_name to select the right linker emulation for
3629 powerpc64-*-freebsd*.
3630 * configure: Regenerate.
3631 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3632 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3633 * config/rs6000/freebsd64.h: New file.
3634 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3636 (rs6000_savres_strategy): Likewise.
3637 (rs6000_savres_routine_name): Likewise.
3638 (rs6000_elf_file_end): Likewise.
3639 * config/rs6000/t-freebsd64: New file.
3640 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3641 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3643 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3645 Backport from mainline
3646 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3649 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3651 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3653 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3654 predicate to discriminate types.
3656 2012-04-27 Richard Guenther <rguenther@suse.de>
3659 * convert.c (convert_to_integer): Avoid infinite recursion for
3660 target-defined built-in types.
3662 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3665 * config/cris/cris.md ("*andhi_lowpart_v32")
3666 ("*andqi_lowpart_v32"): Change first input-only operand from
3667 a (match_operand ...) to (match_dup 0). Drop alternatives with
3668 const_int-matching constraints for redundancy.
3669 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3670 three-operand alternative.
3672 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3674 Backport from mainline
3675 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3677 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3678 (*addsi_2_zext): Ditto.
3679 (*add<mode>_3): Ditto.
3680 (*addsi_3_zext): Ditto.
3681 (*add<mode>_5): Ditto.
3683 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3686 * c-typeck.c (set_nonincremental_init,
3687 set_nonincremental_init_from_string): Pass true instead of false
3688 as IMPLICIT to add_pending_init.
3690 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3692 Backport from 2012-04-24 mainline r186768.
3695 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3697 2012-04-24 Richard Guenther <rguenther@suse.de>
3699 PR tree-optimization/53085
3700 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3703 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3706 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3708 (output_addressed_constants): Likewise.
3711 * varasm.c (get_section): Don't ICE for section conflicts with
3712 built-in section kinds.
3714 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3716 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3718 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3720 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3722 2012-04-23 Richard Guenther <rguenther@suse.de>
3725 * c-typeck.c (build_binary_op): Fix typo.
3727 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3729 PR tree-optimizations/52891
3730 * tree-vect-patterns.c (adjust_bool_pattern): Use
3731 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3732 but with non-standard precision.
3734 2012-04-22 Ian Lance Taylor <iant@google.com>
3736 * godump.c (go_output_typedef): Dump size of structs.
3738 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3740 Backport from mainline:
3742 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3743 hints for 'A' operand types.
3745 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3747 Backport from 2012-04-19 mainline r186588.
3750 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3751 the case *(X+const).
3753 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3755 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3757 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/sync.md (atomic_<code><mode>): Rename to
3761 atomic_<logic><mode>.
3763 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3765 Backport from mainline
3766 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3769 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3770 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3771 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3772 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3773 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3774 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3775 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3776 gen_avx2_permvarv8sf.
3778 2012-04-16 Martin Jambor <mjambor@suse.cz>
3780 Backported from mainline
3782 2012-04-13 Martin Jambor <mjambor@suse.cz>
3785 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3786 fold_ctor_reference returns a zero constant.
3788 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3790 Backported from mainline
3791 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3793 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3794 and __ILP32__ for x32.
3796 2012-04-13 Tom de Vries <tom@codesourcery.com>
3798 Backport from mainline r186418.
3800 2012-04-13 Tom de Vries <tom@codesourcery.com>
3802 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3803 parameters vuse and vuse_escaped.
3804 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3805 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3808 2012-04-13 Richard Guenther <rguenther@suse.de>
3810 PR tree-optimization/52969
3811 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3812 the condition for the COND_EXPR and handle predicate negation
3813 by swapping the COND_EXPR arms.
3815 2012-04-13 Richard Guenther <rguenther@suse.de>
3818 * convert.c (convert_to_pointer): Remove special-casing of
3821 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3823 Backport from mainline
3824 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3827 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3828 the list of options to enable the FCFID instruction.
3829 (TARGET_EXTRA_BUILTINS): Adjust comment.
3831 2012-04-12 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/52943
3834 * tree-chrec.h (chrec_is_positive): Remove.
3835 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3836 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3837 Return false for a constant zero instead of negative.
3838 (analyze_siv_subscript_cst_affine): Handle zero difference
3839 in the initial condition explicitely.
3841 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3844 * varasm.c (process_pending_assemble_externals): Set
3845 pending_assemble_externals_processed true.
3846 (assemble_external): Call assemble_external_real if the pending
3847 assemble externals have been processed.
3849 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3852 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3853 the DECL generated for the special GOT helper.
3855 2012-04-06 Walter Lee <walt@tilera.com>
3857 Backport from mainline
3858 2012-03-07 Walter Lee <walt@tilera.com>
3860 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3861 REG_CFA_* notes for the stack pointer.
3862 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3863 EH_RETURN_STACKADJ_RTX.
3864 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3865 generate REG_CFA_* notes for the stack pointer.
3866 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3867 by EH_RETURN_STACKADJ_RTX.
3869 2012-04-06 Matt Turner <mattst88@gmail.com>
3871 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3873 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3875 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3876 of the destination isn't also a FP_REGS register.
3878 2012-04-03 Richard Guenther <rguenther@suse.de>
3880 Backport from mainline
3881 2012-03-02 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/52406
3884 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3885 (struct indices): Add unconstrained_base member.
3886 (struct dr_alias): Remove unused vops member.
3887 (DR_UNCONSTRAINED_BASE): New define.
3888 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3889 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3890 be an artificial access that covers the whole indexed object,
3891 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3892 plain decl base-objects to their MEM_REF variant.
3893 (dr_may_alias_p): When the base-object of either data reference
3894 has unknown size use only points-to information.
3895 (compute_affine_dependence): Make dumps easier to read and
3897 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3898 DR_REF when looking for packed references.
3899 (vect_supportable_dr_alignment): Likewise.
3901 2012-04-03 Richard Guenther <rguenther@suse.de>
3903 Backport from mainline
3904 2012-03-15 Richard Guenther <rguenther@suse.de>
3907 * tree-data-ref.c (subscript_dependence_tester_1): Check
3908 all dimensions for non-conflicting access functions.
3910 2012-04-03 Richard Guenther <rguenther@suse.de>
3912 Backport from mainline
3913 2012-03-06 Richard Guenther <rguenther@suse.de>
3916 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3918 2012-03-23 Richard Guenther <rguenther@suse.de>
3920 PR tree-optimization/52678
3921 * tree-vectorizer.h (struct _stmt_vec_info): Add
3922 loop_phi_evolution_part member.
3923 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3924 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3925 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3926 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3927 Use the cached evolution part and the PHI nodes value from
3928 the loop preheader edge instead of re-analyzing the evolution.
3930 2012-03-26 Richard Guenther <rguenther@suse.de>
3932 PR tree-optimization/52701
3933 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3934 compute and set the evolution part of PHI nodes.
3936 2012-03-30 Richard Guenther <rguenther@suse.de>
3938 PR tree-optimization/52754
3939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3940 propagate arbitrary addresses into really plain dereferences.
3942 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3944 PR tree-optimization/52835
3945 * tree-data-ref.c (build_rdg): Return NULL if
3946 compute_data_dependences_for_loop failed.
3948 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3950 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3951 (stmt_can_make_abnormal_goto): Use it.
3952 (is_ctrl_altering_stmt): Likewise.
3954 2012-03-31 Martin Jambor <mjambor@suse.cz>
3956 Backported from mainline
3957 2012-03-30 Martin Jambor <mjambor@suse.cz>
3959 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3960 is a builtin_stack_save in a dominating BB.
3962 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3964 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3965 crossing 128bit lane boundary.
3967 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3969 Backported from mainline
3970 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3973 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3975 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3976 * config/i386/i386.c: Include reload.h.
3977 (ix86_legitimize_reload_address): New function.
3979 2012-03-28 Martin Jambor <mjambor@suse.cz>
3981 Backported from mainline
3982 2012-03-27 Martin Jambor <mjambor@suse.cz>
3985 * tree-sra.c (sra_modify_assign): Do not call
3986 load_assign_lhs_subreplacements when working with an unscalarizable
3989 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3992 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3993 __builtin_va_start to __builtin_next_arg if the latter is
3994 builtin_decl_explicit_p rather than when it is not.
3997 * tree-vect-generic.c (vector_element): Perform multiplication
3998 for pos in bitsizetype type instead of idx type.
4000 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4002 Backport from 2012-03-28 mainline r185910.
4005 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4006 (avr_builtin_decl): New static function.
4007 (struct avr_builtin_description, avr_bdesc): Move up.
4008 Add GTY marker. Add field fndecl. Remove redundant field id.
4009 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4010 (avr_expand_builtin): Code cleanup because .id is removed.
4012 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4015 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4018 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4020 Backport from 2012-03-28 mainline r185907.
4023 * config.gcc (tm_file): Remove avr/multilib.h.
4025 * doc/invoke.texi (AVR Options): Adjust
4026 documentation of -mtiny-stack.
4028 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4029 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4030 * config/avr/t-avr: Remove generation of multilib.h.
4031 * config/avr/t-multilib: Regenerate.
4032 * config/avr/multilib.h: Remove.
4033 * config/avr/avr.opt (-msp8): New option.
4034 (avr_sp8): New variable.
4035 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4036 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4037 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4038 (avr_device_to_sp8): New prototype.
4039 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4040 (DRIVER_SELF_SPECS): New define.
4041 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4042 __AVR_SP8__, __AVR_HAVE_SPH__.
4043 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4044 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4045 (avr_file_start): Ditto.
4047 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4050 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4051 instead of 8 in adjust_address.
4053 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4055 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4056 of a unit before computing the offset in units.
4058 2012-03-27 Richard Guenther <rguenther@suse.de>
4061 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4064 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4067 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4069 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4072 * varasm.c: Include pointer-set.h.
4073 (pending_assemble_externals_set): New pointer set.
4074 (process_pending_assemble_externals): Destroy the pointer set.
4075 (assemble_external): See if decl is in pending_assemble_externals_set,
4076 and add it to pending_assemble_externals if necessary.
4077 (init_varasm_once): Allocate pending_assemble_externals_set.
4079 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4081 Backported from mainline
4082 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4085 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4086 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4087 (vector_ltgt<mode>): Likewise.
4088 (vector_ordered<mode>): Likewise.
4089 (vector_unordered<mode>): Likewise.
4090 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4092 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4094 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4097 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4099 Backported from mainline
4100 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4104 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4105 GENERAL_REGS and FP_REGS for SImode.
4107 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4110 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4111 on any new_local_var_chain vars declared during recursing on
4112 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4114 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4116 Backport from 2012-03-22 mainline r185692.
4119 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4120 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4121 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4122 (delay_cycles_1, delay_cycles_2): Ditto.
4123 (delay_cycles_3, delay_cycles_4): Ditto.
4124 (nopv, *nopv): Ditto.
4125 (sleep, *sleep): Ditto.
4128 Backport from 2012-03-21 mainline r185605.
4130 PR rtl-optimization/52543
4132 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4133 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4134 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4135 (avr_load_libgcc_p): Restrict to __flash loads.
4136 (avr_out_lpm): Only handle 1-byte loads from __flash.
4137 (avr_load_lpm): New function.
4138 (avr_find_unused_d_reg): Remove.
4139 (avr_out_lpm_no_lpmx): Remove.
4140 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4141 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4142 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4143 (load_<mode>, load_<mode>_clobber): New insns.
4144 (mov<mode>): For multi-byte move from non-generic
4145 16-bit address spaces: Expand to load_<mode> resp.
4146 load_<mode>_clobber.
4147 (load<mode>_libgcc): Remove expander.
4148 (split-lpmx): Remove split.
4150 Backport from 2012-03-13 mainline r185329.
4153 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4154 offset (size) to a value the insns can deal with.
4155 (expand_epilogue): Ditto.
4157 Backport from 2012-03-12 mainline r185256.
4160 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4161 type from reg_class_t to enum reg_class.
4162 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4164 Backport from 2012-03-12 mainline r185253.
4167 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4168 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4169 r184615 from 2012-02-28.
4171 Backport from 2012-03-08 mainline r185105.
4173 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4174 for constants in [-63,63].
4176 Backport from 2012-03-08 mainline r185100.
4179 * config/avr/avr.c (avr_mem_clobber): New static function.
4180 (avr_expand_delay_cycles): Add memory clobber operand to
4181 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4182 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4183 (enable_interrupt, disable_interrupt): New expander.
4184 (nopv, sleep, wdr): New expanders.
4185 (delay_cycles_1): Add memory clobber.
4186 (delay_cycles_2): Add memory clobber.
4187 (delay_cycles_3): Add memory clobber.
4188 (delay_cycles_4): Add memory clobber.
4189 (cli_sei): New insn from former "enable_interrupt",
4190 "disable_interrupt" with memory clobber.
4191 (*wdt): New insn from former "wdt" with memory clobber.
4192 (*nopv): Similar, but for "nopv".
4193 (*sleep): Similar, but for "sleep".
4195 Backport from 2012-03-07 mainline r185043.
4198 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4200 Backport from 2012-03-07 mainline r185032.
4203 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4204 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4205 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4207 Backport from 2012-03-07 mainline r185031.
4210 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4212 * config/avr/avr.md (xload_8): Adjust insn length.
4214 Backport from 2012-03-07 mainline r185030.
4217 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4218 if RAMPZ affects reading from RAM.
4220 Backport from 2012-03-05 mainline r184919.
4222 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4224 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4226 Backport from mainline r185259.
4229 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4230 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4232 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4234 Backported from mainline
4235 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4238 * c-parser.c (c_parser_postfix_expression)
4239 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4241 * config/i386/smmintrin.h: Avoid /* within a comment.
4242 * config/i386/nmmintrin.h: Likewise.
4244 2012-03-22 Richard Guenther <rguenther@suse.de>
4246 * BASE-VER: Set to 4.7.1.
4247 * DEV-PHASE: Set to prerelease.
4249 2012-03-22 Release Manager
4251 * GCC 4.7.0 released.
4253 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4255 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4257 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4258 Andrew Pinski <apinski@cavium.com>
4261 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4262 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4263 calls instead of __builtin_ir{int,ound}*.
4265 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4268 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4271 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4273 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4274 Refer to GCC 4.7 version of c99status.html.
4276 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4278 Backport from mainline
4279 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4281 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4282 redefine to be NULL if the current bit-size is different from the
4283 configured bit-size.
4285 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4286 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4287 set the default tuning. Add asserts to make sure the cpu and tune
4288 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4289 test whether the index is set, instead of > 0.
4290 (rs6000_file_start): Do not reset the default cpu if the current
4291 bit-size is different from the configured bit-size.
4293 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4295 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4297 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4298 Update binutils references.
4299 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4300 Update binutils reference.
4301 Update Sun as/GNU ld caveat.
4302 Document binutils largefile requirement for LTO plugin.
4303 Remove reference to alternate libpthread.
4305 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4307 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4309 (Specific, mips-sgi-irix6): Likewise.
4311 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4313 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4314 * configure: Regenerate.
4316 2012-03-07 Richard Henderson <rth@redhat.com>
4318 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4319 * config/m68k/sync.md (atomic_test_and_set): Use it.
4320 (atomic_test_and_set_1): Likewise.
4322 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4325 * Makefile.in: Let install-gcc-ar depend on installdirs,
4326 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4327 Don't double canonicalize if cross-compiling.
4329 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4331 * trans-mem.c: New typedef for tm_region_p.
4332 Define vector types for tm_region_p.
4333 (tm_region_init): Replace region_worklist to a vector called
4336 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4339 * trans-mem.c (tm_region_init): Use last_basic_block.
4341 2012-03-05 Richard Henderson <rth@redhat.com>
4344 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4345 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4346 BIGGEST_ALIGNMENT is aligned.
4348 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4350 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4352 2012-03-05 Richard Henderson <rth@redhat.com>
4355 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4356 instead of calling negqi2 directly.
4358 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4360 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4361 (INTMAX_TYPE): Use it.
4362 (UINTMAX_TYPE): Likewise.
4363 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4364 (irix6_c_common_override_options): Declare.
4365 (C_COMMON_OVERRIDE_OPTIONS): Define.
4366 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4367 * config/mips/irix6-c.c: New file.
4368 * config/mips/t-irix6 (irix6-c.o): New target.
4369 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4372 2012-03-02 Richard Henderson <rth@redhat.com>
4374 * optabs.c (expand_atomic_test_and_set): Honor
4375 atomic_test_and_set_trueval even when atomic_test_and_set
4376 optab is not in use.
4378 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4380 Backport from mainline
4381 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4383 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4385 2012-03-02 Richard Guenther <rguenther@suse.de>
4387 * DEV-PHASE: Set to prerelease.
4389 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4391 * config.gcc (obsolete): Add all ARM targets using the FPA.
4392 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4393 * doc/install.texi: Avoid references to obsolete ARM ports.
4395 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4397 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4399 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4400 Joern Rennecke <joern.rennecke@embecosm.com>
4402 * doc/extend.texi: Expand and update information on interrupt
4403 attribute for Epiphany.
4405 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4407 * config/sh/sh-protos.h: Update copyright notice dates.
4408 * config/sh/sh.h: Likewise.
4409 * config/sh/sh.md: Likewise.
4410 * config/sh/constraints.md: Likewise.
4411 * config/sh/predicates.md: Likewise.
4413 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4415 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4416 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4418 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4420 * config/sh/constraints.md: Fix comment typo.
4422 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4425 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4426 unsigned HOST_WIDE_INT.
4427 (zvdep_imm64): Likewise.
4428 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4429 (vdepi_and): Likewise.
4430 Likewise for unamed 64-bit patterns.
4431 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4433 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4436 PR rtl-optimization/52417
4437 * cselib.c (cselib_any_perm_equivs): New variable.
4438 (cselib_reset_table): Check that it's not set when not
4439 preserving constants.
4440 (cselib_add_permanent_equiv): Set it.
4441 (cselib_have_permanent_equivalences): New.
4442 (cselib_init, cselib_finish): Reset it.
4443 * cselib.h (cselib_have_permanent_equivalences): Declare.
4444 * alias.c (get_addr): Restore earlier behavior when there
4445 aren't permanent equivalences.
4447 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4449 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4450 * config/v850/v850-modes.def: Fix copyright notice.
4452 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4454 * doc/extend.texi (AVR Built-in Functions): Document
4455 __builtin_avr_flash_segment.
4457 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4458 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4459 (*split.flash_segment): New insn-and-split.
4460 * config/avr/avr.c (avr_init_builtins): Add local variables:
4461 const_memx_void_node, const_memx_ptr_type_node,
4462 char_ftype_const_memx_ptr.
4464 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4466 PR tree-optimization/52445
4467 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4468 add ssa_name_ver, offset and size fields and change store field
4470 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4471 (add_or_mark_expr): Likewise. Only consider previous stores
4472 with the same size and offset.
4473 (nt_init_block): Only look at gimple_assign_single_p stmts,
4474 doesn't look at rhs2.
4476 2012-03-01 Richard Guenther <rguenther@suse.de>
4479 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4480 conversions from integral types to pointer types.
4482 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4484 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4485 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4486 unintentionally removed in r184616.
4488 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4490 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4493 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4494 Uros Bizjak <ubizjak@gmail.com>
4497 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4498 alternatives, add "e" constraint to the new last alternative
4499 and ! to last 3 alternatives.
4501 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4503 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4504 DW_AT_artificial attributes at the end of the processing.
4505 (gen_array_type_die): Likewise.
4506 (gen_enumeration_type_die): Likewise.
4507 (gen_struct_or_union_type_die): Likewise.
4508 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4511 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4514 * expr.c (expand_assignment): If doing misaligned store that doesn't
4515 cover all mode bits, perform a RMW cycle.
4517 PR tree-optimization/52429
4518 * tree-parloops.c (separate_decls_in_region_debug): Return early
4519 if var is LABEL_DECL.
4521 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4523 PR tree-optimization/52424
4524 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4525 calling dom_thread_across_edge.
4527 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4529 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4531 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4533 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4534 * config/avr/avr.c (avr_output_bld): Remove unused function.
4535 (avr_out_sbxx_branch): Use "%T" to print bit position.
4537 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4539 * config/avr/avr.md: Untabify.
4541 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4543 * config/avr/avr.md (eqne): New code iterator.
4544 (*dec-and-branchsi): Use it in text peephole's condition.
4545 (*dec-and-branchhi): Ditto.
4546 (*dec-and-branchqi): Ditto.
4548 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4551 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4552 the device does not have the skip-bug.
4554 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4556 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4557 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4558 -mpretend-cmove): New.
4560 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4563 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4564 doesn't count DEBUG_INSN refs.
4565 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4566 for DEBUG_INSN refs.
4568 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4572 2012-02-20 Richard Guenther <rguenther@suse.de>
4573 PR tree-optimization/52298
4574 * tree-vect-stmts.c (vectorizable_load): Properly use
4575 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4578 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4581 * gimple.h (gimple_in_transaction): New.
4582 (gimple_set_in_transaction): New.
4583 (struct gimple_statement_base): Add in_transaction field.
4584 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4586 (tree_ssa_lim_initialize): Compute transaction bits.
4587 * tree.h (compute_transaction_bits): Protoize.
4588 * trans-mem.c (tm_region_init): Use the heap to store BB
4590 (compute_transaction_bits): New.
4592 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4594 * gcc.c (display_help): Document --help=common and sort entries
4597 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4599 * doc/install.texi: Document check-$LANG specific shortcuts
4601 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4604 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4606 * config/arm/arm_neon.h: Regenerate.
4607 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4608 (neon_vcgeu): New insn.
4609 (neon_vcgtu): Likewise.
4610 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4611 (ops): Unsigned comparison intrinsics call a different
4614 2012-02-28 Richard Guenther <rguenther@suse.de>
4617 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4618 ordering for the VEC_CONCAT for two element vectors for
4619 V2SFmode, V2SImode and V2DImode.
4621 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4624 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4625 detecting big-endian triplets.
4627 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4629 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4630 mode if there is no type information available.
4632 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4634 PR tree-optimization/53207
4635 * doc/invoke.texi: Document as experimental and relying on graphite.
4637 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4639 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4640 of initializer to changes from r184614.
4642 2012-02-28 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/52395
4645 * tree-sra.c (build_ref_for_offset): Also look at the base
4646 TYPE_ALIGN when figuring out the alignment of the replacement.
4648 2012-02-28 Richard Guenther <rguenther@suse.de>
4650 PR tree-optimization/52402
4651 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4652 mis-aligned types when creating the accesses at the call site.
4654 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4656 * config/avr/builtins.def: New file.
4657 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4658 * config/avr/avr.c (enum avr_builtin_id): Use it.
4659 (avr_init_builtins): Use it. And use avr_bdesc.
4660 (bdesc_1arg): Remove.
4661 (bdesc_2arg): Remove.
4662 (bdesc_3arg): Remove.
4663 (struct avr_builtin_description): Add field n_args.
4664 (avr_bdesc): New static variable using builtins.def.
4665 (avr_expand_builtin): Use it.
4666 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4667 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4668 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4670 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4673 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4674 match only one single hard register with respective hard reg rtx.
4675 (movmemx_<mode>): Ditto.
4676 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4677 insn anatomy of movmem[x]_<mode>.
4678 (avr_out_movmem): Same for printing assembler and operand usage.
4680 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4684 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4685 address spaces located outside of device flash.
4687 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4688 (mcu_type_s): Add field n_flash.
4689 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4690 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4691 (AVR_MCU): Add N_FLASH argument.
4692 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4693 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4694 macro __FLASH<n> if that address space makes sense for the device.
4695 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4696 outside of target flash.
4697 (avr_asm_named_section): Ditto.
4698 (avr_asm_select_section): Ditto.
4699 (avr_addr_space_convert): Ditto.
4700 (avr_emit_movmemhi): Ditto.
4701 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4702 address space is outside of device flash.
4703 (avr_insert_attributes): Ditto.
4704 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4705 avr_current_arch->n_segments.
4707 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4710 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4712 (*movabs<mode>_2): Likewise.
4714 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4717 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4718 s_register_operand in the test instead of REG_P. Don't call
4719 gen_reg_rtx if it won't be used.
4721 PR tree-optimization/52376
4722 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4724 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4726 * ifcvt.c (noce_get_condition): Check condition variable is not
4727 small_register_classes_for_mode_p before accepting.
4729 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4731 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4733 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4736 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4737 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4739 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4741 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4743 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4745 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4747 * config/sh/predicates.md: Remove blank lines.
4748 * config/sh/sh.c: Fix typos in comments.
4749 * config/sh/constraints.md: Likewise.
4750 * config/sh/sh.md: Remove blank lines.
4751 Fix typos in comments. Use ;; as comment characters.
4753 2012-02-26 Walter Lee <walt@tilera.com>
4755 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4756 (replace_mov_pcrel_step2): Ditto.
4758 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4761 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4762 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4763 and locs that reference values newer than the non-canonical value
4764 at hand. Return the canonical value as a worst case.
4765 (memrefs_conflict_p): Walk canonical value's locs.
4768 * cselib.c (preserve_only_constants): Rename to...
4769 (preserve_constants_and_equivs): ... this. Split out...
4770 (invariant_or_equiv_p): ... this. Preserve plus expressions
4771 of other preserved expressions too.
4772 (cselib_reset_table): Adjust.
4773 * var-tracking.c (reverse_op): Use canonical value to build
4776 2012-02-23 Kai Tietz <ktietz@redhat.com>
4778 * config/i386/i386.c (ix86_delegitimize_address): Handle
4779 UNSPEC_PCREL plus displacement.
4781 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4784 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4785 to test for unusedness in st X addressing.
4787 2012-02-24 Richard Guenther <rguenther@suse.de>
4790 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4791 (is_gimple_reg_type): Move inline ...
4792 * gimple.h (is_gimple_reg_type): ... here.
4794 2012-02-24 Richard Guenther <rguenther@suse.de>
4797 * passes.c (execute_function_todo): When verifying SSA form
4798 verify gimple form first.
4799 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4801 2012-02-24 Richard Guenther <rguenther@suse.de>
4804 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4805 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4807 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4809 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4811 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4813 * tree-phinodes.c (make_phi_node): Mark static.
4814 * tree-flow.h (make_phi_node): Remove extern decl.
4815 * doc/gimple.texi (make_phi_node): Remove documentation.
4817 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4819 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4820 * tree-ssa-sccvn.c (print_scc): Ditto.
4822 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4824 * doc/passes.texi (Full redundancy elimination): Fix typo.
4826 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4828 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4830 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4833 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4835 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4838 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4840 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4842 * config/avr/avr.md (code_stdname): Add ior, xor.
4843 (xior): New code iterator.
4844 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4845 (*<code_stdname><mode>qi.byte1-3): Ditto.
4847 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4849 PR tree-optimization/52019
4850 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4853 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4855 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4856 HAVE_INITFINI_ARRAY to work around namespace pollution in
4857 certain versions of newlib system headers.
4858 * config.in: Regenerate.
4859 * configure: Regenerate.
4860 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4861 instead of HAVE_INITFINI_ARRAY.
4863 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4866 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4867 is not offsettable memory reference.
4869 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4872 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4873 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4875 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4877 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4878 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4880 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4882 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4883 library on Solaris 8 even without TLS support.
4884 * configure: Regenerate.
4886 2012-02-22 Richard Guenther <rguenther@suse.de>
4889 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4890 for GIMPLE_DEBUG stmts.
4892 2012-02-22 Martin Jambor <mjambor@suse.cz>
4895 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4896 according to the base object.
4898 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4900 PR rtl-optimization/50063
4901 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4902 and 2 (8-bit SP) in operand 2.
4903 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4904 setup to use movhi_sp_r instead of vanilla move to write SP.
4905 Adjust REG_CFA notes to superseed unspec.
4906 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4908 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4909 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4910 irq_state 1 (IRQ known to be on) here.
4912 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4914 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4916 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4917 assign_hard_reg): Likewise.
4919 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4921 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4923 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4926 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4927 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4929 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4931 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4932 prototype from here to...
4933 * config/avr/avr.h: ...here.
4935 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4938 * thumb2.md (thumb2_shiftsi3_short): Split register and
4939 immediate shifts. For register shifts tie operands 0 and 1.
4940 (peephole2 for above): Check that register-controlled shifts
4941 have suitably tied operands.
4943 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4946 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4947 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4948 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4949 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4950 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4951 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4952 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4953 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4954 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4955 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4956 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4957 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4958 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4959 bdver1_ssevector_avx256_unaligned_load,
4960 bdver1_ssevector_sse128_unaligned_load,
4961 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4962 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4963 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4964 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4965 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4966 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4967 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4968 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4969 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4970 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4971 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4972 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4973 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4974 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4975 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4976 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4977 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4978 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4979 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4980 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4981 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4982 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4983 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4984 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4985 bdver1_ssediv_double_load, bdver1_ssediv_double,
4986 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4987 Add "bdver2" attribute.
4989 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4991 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4992 default if possible and not specified otherwise.
4994 2012-02-21 Richard Guenther <rguenther@suse.de>
4997 * gimplify.c (create_tmp_from_val): Use the main variant type
4998 for the type of the temporary we create.
5000 2012-02-21 Richard Guenther <rguenther@suse.de>
5002 PR tree-optimization/52324
5003 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5004 do not gimplify a MEM_REF address operand if it is already
5007 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5009 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5010 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5012 2012-02-21 Richard Guenther <rguenther@suse.de>
5014 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5015 nested_in_vect_loop.
5017 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5019 PR tree-optimization/52318
5020 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5021 vdef also to non-pure/const call stmts in the sequence.
5023 2012-02-20 David S. Miller <davem@davemloft.net>
5025 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5026 don't use the "rd %pc" instruction on v9 for PIC register loads.
5028 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5031 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5032 in a transaction safe function.
5034 2012-02-20 Kai Tietz <ktietz@redhat.com>
5037 * stor-layout.c (place_field): Handle desired_align for
5040 2012-02-20 Richard Guenther <rguenther@suse.de>
5042 PR tree-optimization/52298
5043 * tree-vect-stmts.c (vectorizable_store): Properly use
5044 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5046 (vectorizable_load): Likewise.
5047 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5048 Access DR_STEP after ensuring it is not NULL.
5050 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5052 PR tree-optimization/52286
5053 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5054 optimization use double_int_to_tree instead of build_int_cst_wide,
5055 rewrite to use double_int vars.
5057 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5060 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5062 Remove -e 0 from $gcc_cv_ld invocation.
5063 Only use __GLIBC_PREREQ if defined.
5064 Enable on Solaris since Solaris 8 patch.
5065 (gcc_SUN_LD_VERSION): New macro.
5066 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5067 gcc_SUN_LD_VERSION for version number format.
5068 * configure: Regenerate.
5069 * varasm.c (get_elf_initfini_array_priority_section): Set
5070 SECTION_NOTYPE for non-default priority.
5071 Use get_section instead of get_unnamed_section to emit
5072 .init_array/.fini_array with default priority.
5074 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5076 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5077 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5078 (mips_start_unique_function, mips_output_mips16_rdhwr)
5079 (mips_code_end): New functions.
5080 (TARGET_ASM_CODE_END): Define.
5082 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5084 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5085 to stubs with non-sibling calls.
5087 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5089 * doc/invoke.texi (-fira-* options): Copy-edit.
5090 (ira-* parameters): Copy-edit.
5092 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5094 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5095 GCC coding conventions.
5097 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5099 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5100 when used as adjectives.
5102 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5104 * doc/invoke.texi: Clean up "that"/"which" confusion.
5106 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5108 * system.h: Poison SMALL_REGISTER_CLASSES
5109 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5110 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5112 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5114 PR tree-optimization/52285
5115 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5116 when deciding if a call is a tail call or tail recursion.
5118 2012-02-16 Kai Tietz <ktietz@redhat.com>
5120 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5121 interger-constant displacement for UNSPEC_PCREL.
5123 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5125 PR rtl-optimization/52208
5126 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5127 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5129 PR tree-optimization/52255
5130 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5131 loop->header has virtual PHI, but exit_e->dest doesn't, add
5132 virtual PHI to exit_e->dest and adjust all uses after the loop.
5135 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5136 children with clone_tree_hash, not after it.
5138 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5140 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5141 extended identifiers.
5143 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5146 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5147 a same_body_alias, also test whether e->callee isn't a former
5148 or current clone of the decl this is a same body alias of.
5150 PR translation/52264
5151 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5153 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5155 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5157 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5160 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5161 force_reg instead of copy_to_reg for better optimization. Force
5162 non-register or memory operands into a register.
5164 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5166 * extend.texi: Reserve upper bits of memory model for future use.
5168 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5169 Anatoly Sokolov <aesok@post.ru>
5170 Eric Weddington <eric.weddington@atmel.com>
5173 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5174 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5175 Rewrite initializers for .macro.
5176 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5177 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5178 atxmega32d4, atxmega32x1.
5179 avrxmega4: atxmega64a3, atxmega64d3.
5180 avrxmega5: atxmega64a1, atxmega64a1u.
5181 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5182 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5183 avrxmega7: atxmega128a1, atxmega128a1u.
5184 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5185 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5186 (struct base_arch_s): Rename reserved to xmega_p.
5187 Rename reserved2 to have_rampd.
5188 (AVR_XMEGA): New define.
5189 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5190 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5191 * config/avr/predicates.md (io_address_operand): Take into
5193 (low_io_address_operand): Ditto.
5194 (high_io_address_operand): Ditto.
5195 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5196 (enabled, movhi_sp_r): Use them.
5197 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5198 cpp_define_formatted to built-in define __AVR_ARCH__.
5199 (__AVR_XMEGA__): New built-in define.
5200 (__AVR_HAVE_RAMPD__): New built-in define.
5201 (__AVR_HAVE_RAMPX__): New built-in define.
5202 (__AVR_HAVE_RAMPY__): New built-in define.
5203 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5205 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5206 (avr_option_override): Initialize them.
5207 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5208 (avr_init_expanders): Initialize them. No more block several calls.
5209 (emit_push_sfr): New static function.
5210 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5212 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5213 (avr_print_operand): Print addreeses as symbols for
5214 RAMPX, RAMPY, RAMPD, CCP.
5215 (output_movhi): Handle AVR_XMEGA when writing to SP.
5216 (avr_out_movhi_mr_r_xmega): New static function.
5217 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5218 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5219 __RAMPD__, __CCP__ as needed.
5221 * config/avr/multilib.h: Regenerate.
5222 * config/avr/t-multilib: Regenerate.
5223 * config/avr/avr-tables.opt: Regenerate.
5225 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5227 PR tree-optimization/50561
5228 * graphite-flattening.c (lst_project_loop): Do not
5229 remove old scattering dimensions after flattening.
5230 (lst_do_flatten): Likewise.
5232 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5234 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5235 __builtin_avr_map8, __builtin_avr_map16.
5236 Document __builtin_avr_insert_bits.
5238 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5239 (insert_bits): New insn.
5240 (adjust_len.map_bits): Rename to insert_bits.
5241 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5242 * avr-protos.h (avr_out_map_bits): Remove.
5243 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5244 * config/avr/constraints.md (Cxf,C0f): New.
5245 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5246 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5247 New built-in define __BUILTIN_AVR_INSERT_BITS.
5248 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5249 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5250 (avr_move_bits): Rewrite.
5251 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5253 (avr_map_op_t): New typedef.
5254 (avr_map_op): New static variable.
5255 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5256 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5257 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5258 (bdesc_3arg, avr_expand_triop_builtin): New.
5259 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5260 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5261 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5262 (avr_map_equal_p, avr_map_sig_p): Remove.
5263 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5264 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5265 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5266 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5267 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5268 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5270 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5272 * config/c6x/c6x.md (reserve_cycles): New attribute.
5273 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5274 don't reserve functional units after the branch occurs.
5276 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5279 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5280 functions into non-tm_pure functions.
5282 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5285 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5286 (iterative_hash_canonical_type): Likewise.
5287 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5290 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5292 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5293 sched-group insn, it either remains alone or the entire list is pruned.
5295 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5297 * doc/install.texi (Prerequisites): Fix grammar.
5298 (Configuration): Likewise.
5300 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5302 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5303 MPC as part of GCC before describing configuring with --with-gmp etc.
5304 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5305 sources are present.
5307 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5310 * dwarf2out.c (clone_tree_hash): New function.
5311 (copy_decls_walk): Use it instead of clone_tree.
5313 2012-02-14 Richard Guenther <rguenther@suse.de>
5315 PR tree-optimization/52244
5316 PR tree-optimization/51528
5317 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5318 replacements for integral types.
5320 2012-02-14 Walter Lee <walt@tilera.com>
5322 * config.gcc: Handle tilegx and tilepro.
5323 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5325 Add HAVE_AS_TLS check for tilegx and tilepro.
5326 * configure: Regenerate.
5327 * doc/contrib.texi: Add Mat Hostetter and self.
5328 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5329 Document instruction intrinsics and network accessing intrinsics.
5330 (TILEPro Built-in Functions): New node. Document instruction
5331 intrinsics and network accessing intrinsics.
5332 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5333 (Specific, tilepro-*-linux*): Likewise.
5334 * doc/invoke.texi (TILE-Gx Options): New section.
5335 (TILEPro Options): New section.
5336 * doc/md.texi (TILE-Gx): New section.
5337 (TILEPro): New section.
5338 * common/config/tilegx/tilegx-common.c: New file.
5339 * common/config/tilepro/tilepro-common.c: New file.
5340 * config/tilegx/constraints.md: New file.
5341 * config/tilegx/linux.h: New file.
5342 * config/tilegx/mul-tables.c: New file.
5343 * config/tilegx/predicates.md: New file.
5344 * config/tilegx/sync.md: New file.
5345 * config/tilegx/t-tilegx: New file.
5346 * config/tilegx/tilegx-builtins.h: New file.
5347 * config/tilegx/tilegx-c.c: New file.
5348 * config/tilegx/tilegx-generic.md: New file.
5349 * config/tilegx/tilegx-modes.def: New file.
5350 * config/tilegx/tilegx-multiply.h: New file.
5351 * config/tilegx/tilegx-protos.h: New file.
5352 * config/tilegx/tilegx.c: New file.
5353 * config/tilegx/tilegx.h: New file.
5354 * config/tilegx/tilegx.md: New file.
5355 * config/tilegx/tilegx.opt: New file.
5356 * config/tilepro/constraints.md: New file.
5357 * config/tilepro/gen-mul-tables.cc: New file.
5358 * config/tilepro/linux.h: New file.
5359 * config/tilepro/mul-tables.c: New file.
5360 * config/tilepro/predicates.md: New file.
5361 * config/tilepro/t-tilepro: New file.
5362 * config/tilepro/tilepro-builtins.h: New file.
5363 * config/tilepro/tilepro-c.c: New file.
5364 * config/tilepro/tilepro-generic.md: New file.
5365 * config/tilepro/tilepro-modes.def: New file.
5366 * config/tilepro/tilepro-multiply.h: New file.
5367 * config/tilepro/tilepro-protos.h: New file.
5368 * config/tilepro/tilepro.c: New file.
5369 * config/tilepro/tilepro.h: New file.
5370 * config/tilepro/tilepro.md: New file.
5371 * config/tilepro/tilepro.opt: New file.
5373 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5375 PR tree-optimization/52210
5376 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5377 vect_model_simple_cost with two entry vect_def_type array instead
5378 of an address of dt.
5380 2012-02-14 Richard Guenther <rguenther@suse.de>
5383 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5384 Do not stream DECL_QUALIFIER.
5385 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5386 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5387 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5389 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5392 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5395 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5398 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5399 * cselib.c (cselib_subst_to_values_from_insn): New function.
5400 * sched-deps.c (add_insn_mem_dependence,
5401 sched_analyze_1, sched_analyze_2): Use it.
5403 2012-02-13 Jan Hubicka <jh@suse.cz>
5406 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5408 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5410 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5411 (GTM_SELF_SPECS): Define if not already defined.
5412 (driver_self_specs): Add GTM_SELF_SPECS.
5413 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5414 (GTM_SELF_SPECS): Define.
5415 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5416 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5418 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5420 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5423 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5426 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5427 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5429 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5432 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5434 2012-02-13 Richard Guenther <rguenther@suse.de>
5436 PR translation/52211
5437 * passes.c (enable_disable_pass): Fix typo.
5439 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5442 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5443 XOR for reduce_bit_field if type is unsigned.
5445 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5447 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5448 disallow changes from SFmode to mode with different size in FP regs.
5450 2012-02-12 Robert Millan <rmh@gnu.org>
5451 Gerald Pfeifer <gerald@pfeifer.com>
5453 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5456 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5458 PR rtl-optimization/52175
5459 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5460 to frame-related instructions.
5462 2012-02-10 Jason Merrill <jason@redhat.com>
5465 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5466 (demangle_new_symbols): Fill it.
5467 (scan_linker_output): Walk it.
5468 (start_tweaking): Split out from scan_linker_output.
5469 (maybe_tweak): Update sym->chosen.
5470 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5472 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5475 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5477 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5479 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5480 having the same mode as previous compare.
5482 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5484 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5485 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5486 (nonlocal_goto_internal): Likewise.
5487 (nonlocal_goto): Emit a use and an indirect jump directly.
5489 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5492 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5493 __atomic_{is,always}_lock_free.
5495 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5498 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5499 negative constant address for x32.
5501 2012-02-10 Richard Henderson <rth@redhat.com>
5503 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5504 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5505 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5507 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5508 Ira Rosen <irar@il.ibm.com>
5510 PR tree-optimization/50031
5511 * targhooks.c (default_builtin_vectorization_cost): Handle
5513 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5514 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5515 all types of reduction and pattern statements.
5516 (vect_estimate_min_profitable_iters): Likewise.
5517 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5518 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5519 for explicit realigns.
5520 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5521 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5523 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5524 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5525 vec_perm for VSX and handle vec_promote_demote.
5527 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5530 * builtins.c (fold_builtin_atomic_always_lock_free,
5531 expand_builtin_atomic_always_lock_free,
5532 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5533 Return and/or test boolean_true_node/boolean_false_node instead of
5534 integer_one_node/integer_zero_node.
5536 2012-02-10 Jan Hubicka <jh@suse.cz>
5539 * predict.c (predict_paths_for_bb): Prevent looping.
5540 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5542 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5544 * config/arm/arm.c (output_move_double): In one case properly
5545 count number of instructions that will be emitted.
5547 2012-02-10 Richard Guenther <rguenther@suse.de>
5549 PR translation/52193
5550 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5552 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5555 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5557 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5560 * var-tracking.c (emit_note_insn_var_location): If
5561 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5562 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5563 non-NOTE_DURING_CALL_P insn.
5565 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5568 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5570 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5573 * gcc.c (switch_matches) Support switches with separated form,
5576 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5578 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5580 (RAMPZ_ADDR): Ditto.
5581 * config/avr/avr.c (avr_addr_t): New typedef.
5582 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5583 (avr_init_expanders): Initialize it.
5584 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5586 (expand_epilogue): Ditto.
5587 (avr_print_operand): Ditto.
5588 (avr_file_start): Ditto.
5589 (avr_emit_movmemhi): Ditto.
5591 2012-02-08 Richard Guenther <rguenther@suse.de>
5593 PR tree-optimization/46886
5594 * tree-flow.h (do_while_loop_p): Declare.
5595 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5596 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5598 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5600 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5601 always succeed for integers larger than a native word.
5603 2012-02-08 Richard Guenther <rguenther@suse.de>
5605 PR rtl-optimization/52170
5606 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5607 properly handle integer vector modes.
5609 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5611 PR gcov-profile/52150
5612 * coverage.c: Include target.h.
5613 (build_var): Call targetm.strip_name_encoding on the assembler name.
5614 Change one _ into . or $ if the target allows it.
5615 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5617 PR rtl-optimization/52139
5618 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5619 is a BARRIER after emit_insn_after_noloc, move BB_END
5620 to the last non-BARRIER insn before it.
5622 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5625 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5626 (mips_gimplify_va_arg_expr): Call it instead of
5627 std_gimplify_va_arg_expr.
5629 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5631 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5632 message for -mno-pointers-to-nested-function.
5634 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5637 * expr.c (get_inner_reference): If there is an offset, add a negative
5638 bit position to it (if any).
5640 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5642 PR rtl-optimization/52060
5643 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5644 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5645 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5646 and/or i0src_copy2 when needed.
5648 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5650 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5651 or LTOPLUGINSONAME if have_c.
5653 * config/freebsd-spec.h: Add comment about what macros can be defined
5655 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5656 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5659 2012-02-07 Richard Guenther <rguenther@suse.de>
5661 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5662 newline in -alias dumps.
5664 2012-02-07 Kai Tietz <ktietz@redhat.com>
5665 Dave Korn <dave.korn.cygwin@gmail.com>
5668 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5669 Take care that typinfo gets dllexport-attribute.
5671 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5674 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5675 if modifier < EXPAND_SUM call force_operand on the result.
5677 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5679 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5680 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5682 (epiphany_function_type): Replace types for specific interrupts with
5683 EPIPHANY_FUNCTION_INTERRUPT.
5684 (EPIPHANY_INTERRUPT_P): Update.
5685 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5686 New static function.
5687 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5688 <disinterrupt>: Affects type identity.
5689 (epiphany_handle_interrupt_attribute): Handle variable number of
5691 (epiphany_compute_function_type): Update for new
5692 epiphany_function_type definition.
5693 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5694 handlers with a longcall forwarder.
5695 (epiphany_start_function): Handle multiple interrupt arguments and/or
5696 forwarder_section attribute.
5698 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5701 2012-02-07 Alan Modra <amodra@gmail.com>
5704 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5707 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5709 PR tree-optimization/50969
5710 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5711 use vec_perm rather than vector_stmt.
5712 (vect_model_load_cost): Likewise.
5713 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5714 vec_perm to be the same as other vector statements.
5715 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5716 cost of vec_perm for TARGET_VSX.
5718 2012-02-06 Richard Guenther <rguenther@suse.de>
5720 PR tree-optimization/52115
5721 * tree-sra.c (access_has_replacements_p): New function.
5722 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5724 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5727 * trans-mem.c (expand_call_tm): Add an assertion.
5728 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5731 2012-02-06 Richard Guenther <rguenther@suse.de>
5733 PR tree-optimization/50955
5734 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5735 raise cost of expressions that replace an address with an
5736 expression based on a different pointer.
5738 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5741 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5742 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5744 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5747 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5748 -Weffc++ and specify guidelines come from second edition.
5750 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5752 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5753 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5754 (call_direct_split, call_value_split, call_value_internal_direct)
5755 (call_value_direct_split, call_value_multiple_split): Use jal and
5756 jal_macro attributes.
5758 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5760 * reload1.c (reload_regs_reach_end_p): Replace with...
5761 (reload_reg_rtx_reaches_end_p): ...this function.
5762 (new_spill_reg_store): Update commentary.
5763 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5764 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5765 before setting new_spill_reg_store.
5766 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5767 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5768 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5769 for non-spill reload registers.
5771 2012-02-05 Ira Rosen <irar@il.ibm.com>
5773 PR tree-optimization/52091
5774 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5775 (vect_is_simple_use_1): Likewise.
5776 * tree-vect-loop.c (vectorizable_reduction): Update calls
5777 to vect_is_simple_use_1 and vect_is_simple_use.
5778 (vectorizable_live_operation): Likewise.
5779 * tree-vect-patterns.c (widened_name_p,
5780 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5781 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5782 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5783 vectorizable_shift,vectorizable_operation, vectorizable_store,
5784 vectorizable_load): Likewise.
5785 (vect_is_simple_cond): Add an argument, pass it to
5786 vect_is_simple_use_1.
5787 (vectorizable_condition): Update calls to vect_is_simple_cond,
5789 (vect_is_simple_use): Add an argument, the statement in which
5790 OPERAND is used. Check that if OPERAND's def stmt is a double
5791 reduction phi node, the use is a phi node too.
5792 (vect_is_simple_use_1): Add an argument, pass it to
5794 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5795 to vect_is_simple_use.
5797 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5799 PR rtl-optimization/52095
5800 * modulo-sched.c (dump_insn_locator): New function.
5801 (loop_canon_p, sms_schedule): Use it.
5803 PR rtl-optimization/52113
5804 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5805 even for decomposable shift/zext insns.
5807 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5808 Zdenek Dvorak <ook@ucw.cz>
5810 PR rtl-optimization/52092
5811 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5812 on get_iv_value result.
5814 2012-02-02 Andrew Pinski <apinski@cavium.com>
5818 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5820 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5823 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5825 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5827 PR rtl-optimization/49800
5828 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5829 (sched_finish): Call regstat_free_n_sets_and_refs.
5831 2012-02-02 Jia Liu <proljc@gmail.com>
5833 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5836 2012-02-02 Jan Hubicka <jh@suse.cz>
5837 Tom de Vries <tom@codesourcery.com>
5840 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5841 * varpool.c (varpool_analyze_pending_decls): Likewise.
5843 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5844 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5846 * config.gcc: Add cr16-* support.
5848 * doc/extend.texi: Document cr16 extensions.
5849 * doc/install.texi: Document cr16 install.
5850 * doc/invoke.texi: Document cr16 options.
5851 * doc/md.texi: Document cr16 constraints.
5853 * common/config/cr16/cr16-common.c: New file.
5854 * config/cr16/cr16.c: New file.
5855 * config/cr16/cr16.h: New file.
5856 * config/cr16/cr16.md: New file.
5857 * config/cr16/cr16.opt: New file.
5858 * config/cr16/cr16-protos.h: New file.
5859 * config/cr16/predicates.md: New file.
5860 * config/cr16/constraints.md: New file.
5861 * config/cr16/t-cr16: New file.
5863 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5866 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5867 that operands[2] is either immediate, or q_regs_operand.
5869 PR tree-optimization/52073
5870 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5871 a pattern stmt for pattern uses, ignore uses outside of the loop.
5873 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5875 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5876 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5877 (OUT_AS1, OUT_AS2): Remove.
5879 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5881 PR rtl-optimization/51374
5882 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5883 to cross other volatile_refs_p insns.
5885 2012-02-01 Richard Guenther <rguenther@suse.de>
5887 * doc/invoke.texi (fno-inline): Clarify documentation.
5888 (finline-small-functions): Likewise.
5889 (finline-functions): Likewise.
5890 * common.opt (finline): Adjust comment and documentation.
5891 (finline-small-functions): Clarify documentation.
5892 (finline-functions): Likewise.
5893 (finline-functions-called-once): Likewise.
5895 2012-02-01 Tristan Gingold <gingold@adacore.com>
5897 * c-typeck.c (composite_type): Keep mode for pointers.
5899 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5901 * function.h (regno_reg_rtx): Adjust comment.
5902 * reginfo.c (init_reg_modes_target): Only use the previous mode
5903 if it fits within one register. Remove MIPS comment.
5905 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5908 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5910 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5912 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5913 to srak instruction.
5915 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5917 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5919 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5924 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5926 2012-01-31 Richard Guenther <rguenther@suse.de>
5928 PR tree-optimization/51528
5929 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5932 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5937 * ree.c (add_removable_extension): Change def_map argument
5938 to unsigned *, store in def_map 1 + offset into *insn_list vector
5939 instead of pointers into the vector.
5940 (find_removable_extensions): Adjust caller.
5942 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5944 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5945 Transform all "* quoted-c-code" to { c-code }.
5946 Remove redundant test for "optimize" in combine patterns.
5947 Move (include "avr-dimode.md") to end of file.
5949 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5952 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5953 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5955 2012-01-30 Richard Guenther <rguenther@suse.de>
5957 PR tree-optimization/52028
5958 * tree-loop-distribution.c (ldist_gen): Properly update
5961 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5964 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5965 set_cur_line_info_table if not emitting debug info.
5967 PR tree-optimization/52046
5968 * tree-vect-patterns.c (check_bool_pattern): Give up if
5969 a comparison could throw.
5972 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5974 2012-01-30 Richard Guenther <rguenther@suse.de>
5976 PR tree-optimization/52045
5977 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5978 SSA form if cfgcleanup did anything.
5980 2012-01-30 Richard Guenther <rguenther@suse.de>
5982 PR tree-optimization/52045
5983 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5984 before computing final todo.
5986 2012-01-30 Richard Guenther <rguenther@suse.de>
5988 PR tree-optimization/51528
5989 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5992 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5994 * df-problems.c (df_kill_notes): Check that the use refers
5995 to the note under examination.
5997 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6000 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6001 parameter and use short-lived pseudos.
6002 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6003 (sparc_expand_vector_init): Const-ify local variables and adjust
6004 calls to above functions.
6006 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6008 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6010 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6012 * doc/invoke.texi: Make usage of "compile time" and
6013 "run time"/"runtime" consistent throughout the file.
6015 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6017 * config/alpha/alpha.c (alpha_option_override): Default to
6018 full IEEE compliance mode for Go language.
6020 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6022 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6023 (LINK_SSP_SPEC): Define.
6025 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6028 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6031 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6033 * doc/invoke.texi: Correct hyphenation of "floating point",
6034 "double precision", and related terminology throughout the file.
6036 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6039 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6040 arm_general_register_operand predicate for operand 2 instead of
6043 2012-01-27 Ian Lance Taylor <iant@google.com>
6046 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6047 * builtins.c (expand_builtin_init_trampoline): Add onstack
6048 parameter. Change caller.
6049 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6050 * tree.c (build_common_builtin_nodes): Declare
6051 __builtin_init_heap_trampoline.
6053 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6055 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6056 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6057 * config/avr/avr.c: Ditto.
6058 (avr_regnames): Remove because unused.
6059 * config/avr/avr.md (*cpse.ne): New peephole.
6060 (*cpse.eq): New peephole from former cpse peepholes.
6062 2012-01-27 Michael Eager <eager@eagercon.com>
6064 * config/microblaze.c (microblaze_emit_compare): Correct
6065 test after pcmp instruction.
6067 2012-01-27 Richard Guenther <rguenther@suse.de>
6069 PR tree-optimization/52020
6070 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6072 2012-01-27 Richard Guenther <rguenther@suse.de>
6074 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6075 function non-const/pure.
6077 2012-01-27 Richard Guenther <rguenther@suse.de>
6079 PR tree-optimization/50444
6080 * tree-sra.c (build_ref_for_offset): Properly adjust the
6081 MEM_REF type for unaligned accesses.
6083 2012-01-27 Richard Guenther <rguenther@suse.de>
6085 PR tree-optimization/50444
6086 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6087 (expand_assignment): Use it. Properly handle misaligned
6088 bases when expanding stores to component references.
6089 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6092 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6095 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6096 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6097 * tree-data-ref.c (find_data_references_in_loop): Make static.
6098 (compute_all_dependences): Change return type to bool. Bail out
6099 for too many datarefs in a loop. Move the hunk resetting the data
6100 dependences vector from ...
6101 (compute_data_dependences_for_loop): ... here. Account for
6102 compute_all_dependences returning false.
6103 (compute_data_dependences_for_bb): Likewise.
6104 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6105 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6107 2012-01-27 Richard Guenther <rguenther@suse.de>
6110 * expr.c (store_field): Use the alias-set of the scratch memory
6113 2012-01-27 Tom de Vries <tom@codesourcery.com>
6115 PR tree-optimization/51990
6116 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6118 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6120 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6123 * var-tracking.c (reverse_op): Don't add any reverse operation
6124 if V already has any constant locations.
6126 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6128 * doc/invoke.texi: Correct usage of "command line" (noun)
6129 vs "command-line" (adjective) throughout.
6131 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6133 * doc/invoke.texi (Language Independent Options): Move
6134 -Wcoverage-mismatch blurb from here....
6135 (Warning Options): ...to here.
6137 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6139 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6140 Set rs6000_always_hint to false for 476.
6142 2012-01-27 Matthias Klose <doko@ubuntu.com>
6144 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6146 * incpath.c (add_standard_paths): Likewise.
6148 2012-01-27 Richard Henderson <rth@redhat.com>
6150 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6151 * config/m68k/sync.md (atomic_test_and_set): Rename from
6152 sync_test_and_setqi and adjust the operands.
6153 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6154 and unconditionally enable.
6156 2012-01-27 Richard Henderson <rth@redhat.com>
6158 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6159 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6160 (ldstub): Rename from ldstubqi.
6161 (ldstub<I24MODE>): Remove.
6163 2012-01-27 Richard Henderson <rth@redhat.com>
6165 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6166 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6167 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6168 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6169 * doc/tm.texi: Rebuild.
6171 2012-01-27 Richard Henderson <rth@redhat.com>
6173 * optabs.c (gen_atomic_test_and_set): Remove default.
6174 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6176 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6178 PR rtl-optimization/51978
6179 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6180 (combine_reaching_defs): Likewise.
6181 (struct re_info): Remove.
6182 (add_removable_extension): Remove x and data arguments,
6183 add insn, insn_list and def_map. Use the arguments directly
6184 instead of using struct re_info.
6185 (find_removable_extensions): Don't call add_removable_extension
6186 through note_stores, instead just call it with single_set
6188 (find_and_remove_re): Pass curr_cand->expr instead of
6189 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6191 2012-01-26 Michael Matz <matz@suse.de>
6193 PR tree-optimization/46590
6194 * cfgexpand.c: Revert last change (r183305).
6195 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6197 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6198 checking for emptiness.
6200 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6203 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6204 non-addressable non-BLKmode base correctly.
6206 2012-01-26 Michael Matz <matz@suse.de>
6208 PR tree-optimization/48794
6209 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6210 regions referenced from RESX/EH_DISPATCH.
6212 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6214 * config/s390/s390.h: Make BRANCH_COST an option.
6215 * config/s390/s390.opt: New option -mbranch-cost.
6217 2012-01-26 Richard Henderson <rth@redhat.com>
6219 Revert 2012-01-24 change:
6220 * trans-mem.c (requires_barrier): Do not instrument thread local
6221 variables and emit save/restore for them.
6223 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6226 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6229 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6231 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6234 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6237 Rename __pgm to __flash.
6238 Rename __pgm1 to __flash1.
6239 Rename __pgm2 to __flash2.
6240 Rename __pgm3 to __flash3.
6241 Rename __pgm4 to __flash4.
6242 Rename __pgm5 to __flash5.
6243 Rename __pgmx to __memx.
6244 * doc/extend.texi (AVR Named Address Spaces)
6245 Rename address space names as indicated above.
6246 * config/avr/avr.c (avr_addrspace): Ditto.
6248 * config/avr/avr-protos.h
6249 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6250 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6251 * config/avr/predicates.md: Ditto.
6252 * config/avr/avr.c Ditto, and
6253 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6254 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6256 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6257 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6258 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6259 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6260 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6261 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6262 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6263 * config/avr/avr.c: Ditto.
6264 * config/avr/avr.md: Ditto.
6266 2012-01-25 Jason Merrill <jason@redhat.com>
6269 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6271 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6273 PR tree-optimization/51987
6274 * tree-data-ref.c (get_references_in_stmt): Handle references in
6275 non-volatile GIMPLE_ASM.
6277 2012-01-25 Richard Guenther <rguenther@suse.de>
6279 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6280 bases are dereferenced.
6282 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6284 PR rtl-optimization/48374
6285 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6287 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6289 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6290 compute_data_dependences_for_loop returns false.
6291 * tree-parloops.c (loop_parallel_p): Likewise.
6293 2012-01-25 Richard Guenther <rguenther@suse.de>
6295 * tree.h (get_pointer_alignment_1): Declare.
6296 * builtins.c (get_pointer_alignment_1): New function.
6297 (get_pointer_alignment): Use it.
6299 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6301 PR rtl-optimization/48308
6302 * combine.c (enum undo_kind): Add UNDO_LINKS.
6303 (struct undo): Add member l to other_contents and where.
6304 (do_SUBST_LINK): New.
6306 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6307 (undo_all): Handle UNDO_LINKS.
6309 2012-01-25 Richard Henderson <rth@redhat.com>
6311 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6314 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6316 * optabs.c (gen_atomic_test_and_set): Use each argument.
6318 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6320 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6321 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6322 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6323 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6324 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6325 TARGET_PAIRED_SINGLE_FLOAT.
6327 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6329 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6330 (in_struct, return_val): Remove MEM documentation.
6331 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6332 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6333 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6335 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6336 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6337 * expr.c (store_field): Likewise.
6338 * function.c (assign_stack_temp_for_type): Likewise.
6339 * ifcvt.c (noce_try_cmove_arith): Likewise.
6340 * reload1.c (reload): Likewise.
6341 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6342 (alpha_set_memflags): Likewise.
6343 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6345 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6347 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6349 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6350 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6351 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6353 * cselib.c (cselib_rtx_varies_p): Delete.
6354 (cselib_invalidate_mem): Update call to canon_true_dependence.
6355 * dse.c (record_store, check_mem_read_rtx): Likewise.
6356 (scan_reads_nospill): Likewise.
6357 * cse.c (check_dependence): Likewise.
6358 (cse_rtx_varies_p): Delete.
6359 * expr.c (safe_from_p): Update call to true_dependence.
6360 * ira.c (validate_equiv_mem_from_store): Likewise.
6361 (memref_referenced_p): Likewise.
6362 * postreload-gcse.c (find_mem_conflicts): Likewise.
6363 * sched-deps.c (sched_analyze_2): Likewise.
6364 * store-motion.c (load_kills_store): Likewise.
6365 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6366 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6367 (compute_transp): Update call to canon_true_dependence.
6369 2012-01-25 Richard Henderson <rth@redhat.com>
6371 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6372 (maybe_emit_atomic_test_and_set): New.
6373 (expand_sync_lock_test_and_set): Use it.
6374 (expand_atomic_test_and_set): Likewise.
6375 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6376 the implementation; clarify implementation defined details.
6377 * doc/md.texi (atomic_test_and_set): Document.
6379 2012-01-25 Richard Henderson <rth@redhat.com>
6381 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6383 2012-01-25 Richard Henderson <rth@redhat.com>
6386 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6387 to effect no-op split.
6389 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6392 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6393 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6394 (BT_FN_VOID_PTR_INT_SIZE): New.
6395 (BT_FN_UINT_UINT_VAR): Remove.
6396 (BT_FN_UINT32_UINT32_VAR): New.
6397 (BT_FN_DOUBLE_VPTR): Remove.
6398 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6400 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6401 (_ITM_changeTransactionMode): Same.
6402 (_ITM_memmoveRtWt): Change return type to void.
6403 (_ITM_memcpyRtWt): Same.
6404 (_ITM_memsetW): Same.
6405 (_ITM_RaRD): Change types to double.
6410 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6412 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6413 Patrick Marlier <patrick.marlier@gmail.com>
6415 * trans-mem.c (requires_barrier): Do not instrument thread local
6416 variables and emit save/restore for them.
6418 2012-01-24 Jason Merrill <jason@redhat.com>
6421 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6422 output static aliases.
6424 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6427 * common.opt (-pie, -shared, pie, shared): Change from Common to
6429 * gcc.c (display_help): Display help for -pie and -shared.
6431 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6434 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6435 Remove note on size/offset limitation.
6436 (AVR Variable Attributes): Add example how to read data located
6437 with progmem. Refer to named address spaces.
6438 * doc/invoke.texi (AVR Options): Fix typo.
6440 2012-01-24 Richard Guenther <rguenther@suse.de>
6442 Forward-port to trunk
6443 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6446 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6447 op0 isn't sufficiently aligned and there is movmisalignM
6448 insn for mode, use it to load op0 into a temporary register.
6450 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6453 * target.def (const_not_ok_for_debug_p): New hook.
6454 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6456 * doc/tm.texi: Regenerated.
6457 * dwarf2out.c (const_ok_for_output_1): If
6458 targetm.const_not_ok_for_debug_p returns true, fail.
6459 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6461 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6463 2012-01-23 Kai Tietz <ktietz@redhat.com>
6466 * config/i386/predicates.md (symbolic_operand): Allow
6467 UNSPEC_PCREL as PIC expression for lea.
6468 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6469 * config/i386/i386.c (ix86_delegitimize_address): Handle
6470 UNSPEC_PCREL for none-MEM, too.
6472 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6474 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6475 (ipa_tm_create_version_alias): Same.
6477 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6480 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6481 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6483 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6484 Patrick Marlier <patrick.marlier@gmail.com>
6485 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6488 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6489 simple_object_start_read.
6491 2012-01-23 Richard Guenther <rguenther@suse.de>
6494 PR tree-optimization/51895
6495 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6496 parameter decomposition into BLKmode components.
6498 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6500 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6501 fake variables for restrict-qualified pointers whose pointed-to type
6502 contains a placeholder.
6504 2012-01-23 Richard Guenther <rguenther@suse.de>
6506 PR tree-optimization/51949
6507 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6509 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6511 PR rtl-optimization/51933
6512 * ree.c (transform_ifelse): Return true right away if dstreg is
6513 already wider or equal to cand->mode.
6514 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6515 (make_defs_and_copies_lists): Remove defs_list and copies_list
6516 arguments, add state argument, just truncate state->work_list
6517 instead of always allocating and freeing the vector. Assert that
6518 get_defs succeeds instead of returning 2. Changed return type to bool.
6519 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6520 have ext_src_mode, see if it has been modified already with the
6521 right kind of extension and has been extended before from the
6522 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6523 just return true. Remember the original mode in state->modified array.
6524 (combine_reaching_defs): Add state argument. Don't allocate and
6525 free here def_list, copied_list and vec vectors, instead just
6526 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6527 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6528 Add state variable, clear vectors in it, initialize state.modified
6529 if needed. Free all the vectors at the end and state.modified too.
6530 Don't skip a candidate if the extension expression has been modified.
6532 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6535 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6536 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6537 (extra_options) interix.opt -> i386/interix.opt"
6538 (extra_objs):Add winnt-stubs.o
6539 * configure.ac: Add interix to target_os .comm on PE check.
6540 * configure: Regenerate.
6541 * config/interix3.h: Delete and move bits to..
6542 * config/interix.h: Delete and move bits to..
6543 * config/i386/i386-interix3.h: Delete and move bits to..
6544 * config/i386/i386-interix.h: ..here.
6545 (TARGET_CPU_DEFAULT): Remove redefinition.
6546 (TARGET_ASM_CONSTRUCTOR): Undefine.
6547 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6548 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6549 (PTRDIFF_TYPE): Define.
6550 (LONG_DOUBLE_TYPE_SIZE): Define.
6551 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6552 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6553 (TARGET_SECTION_TYPE_FLAGS): Define.
6554 (ASM_DECLARE_FUNCTION_NAME): Define.
6555 (ASM_OUTPUT_EXTERNAL): Define.
6556 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6557 (ASM_OUTPUT_ALIGNED_BSS): Define.
6558 (PCC_BITFIELD_TYPE_MATTERS): Define.
6559 (USE_CONST_SECTION): Define.
6560 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6561 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6562 (SUPPORTS_ONE_ONLY): Remove.
6563 (I386_PE_STRIP_ENCODING): Define.
6564 * config/interix.opt: Delete and move bits to..
6565 * config/i386/interix.opt: ..here. New.
6566 (mpe-aligned-commons): Add.
6567 * config/i386/t-interix: Add copyright header.
6568 (winnt-stubs.o): Add rule.
6570 2012-01-22 Jason Merrill <jason@redhat.com>
6573 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6574 for extra name aliases.
6576 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6578 PR rtl-optimization/51924
6579 * ree.c (combine_set_extension): Improve debugging message.
6580 (combine_reaching_defs): Likewise.
6581 (get_defs): Rename confusingly named variable.
6582 (find_and_remove_re): Skip a candidate if the extension expression has
6585 2012-01-21 Robert Millan <rmh@gnu.org>
6586 Gerald Pfeifer <gerald@pfeifer.com>
6588 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6589 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6591 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6593 PR tree-optimization/51914
6594 * tree-vect-stmts.c (vectorizable_conversion): For
6595 cvt_type && modifier == WIDEN, put temporary with cvt_type
6596 at the beginning of vec_dsts and set vec_dest to temporary
6599 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6601 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6603 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6605 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6606 * config/rs6000/rs6000.c: Likewise.
6608 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6611 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6612 output_move_double on a copy of operands array.
6614 2012-01-20 Cary Coutant <ccoutant@google.com>
6615 Dodji Seketeli <dodji@redhat.com>
6618 * dwarf2out.c (copy_declaration_context): Return ref to parent
6619 of declaration DIE, if necessary.
6620 (remove_child_or_replace_with_skeleton): Add new parameter; update
6621 caller. Place skeleton DIE under parent DIE of original declaration.
6622 Move call to copy_declaration_context to here ...
6623 (break_out_comdat_types): ... from here.
6625 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6627 PR rtl-optimization/51856
6628 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6631 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6634 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6635 hints for neon loads and stores.
6637 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6641 * doc/extend.texi (Named Address Spaces): Split into subsections.
6642 (AVR Named Address Spaces): New subsection.
6643 (M32C Named Address Spaces): New subsection.
6644 (RL78 Named Address Spaces): New subsection.
6645 (SPU Named Address Spaces): New subsection.
6646 (Variable Attributes): New anchor "AVR Variable Attributes".
6647 (AVR Variable Attributes): Rewrite and avoid wording
6648 "address space" in this context.
6649 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6650 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6651 (AVR Built-in Macros): New subsubsection therein.
6652 * doc/md.texi (AVR constraints): Remove "C04", "R".
6654 2012-01-20 Richard Guenther <rguenther@suse.de>
6656 PR tree-optimization/51903
6657 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6658 when removing stmts.
6660 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6663 * config/arm/arm.c (arm_load_pic_register): Use
6664 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6665 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6666 (arm_pic_static_addr): Likewise.
6667 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6668 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6669 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6670 (pic_load_addr_unified): New.
6672 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6675 * function.c (instantiate_virtual_regs_in_insn): Use
6676 delete_insn_and_edges when removing a wrong asm insn.
6678 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6680 PR rtl-optimization/40761
6681 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6682 Add new member loop_num.
6683 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6684 (ira_build): Remove the parameter.
6686 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6687 (ira.c): Do not build CFG loops for one region allocation. Remove
6688 argument from ira_build call.
6690 * ira-build.c (init_loop_tree_node): New function.
6691 (create_loop_tree_nodes): Use it. Separate the case when CFG
6692 loops are not built.
6693 (more_one_region_p): Check current_loops.
6694 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6696 (add_loop_to_tree): Process loop equal to NULL too.
6697 (form_loop_tree): Separate the case when CFG loops are not built.
6698 Use explicitly number for the root.
6699 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6701 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6702 instead of loop->num.
6703 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6704 (mark_all_loops_for_removal): Ditto.
6705 (remove_unnecessary_regions): Separate the case when CFG loops
6707 (ira_build): Remove the parameter. Use explicit number of regions
6708 when CFG loops are not built.
6710 * ira-color.c (print_loop_title): Separate the case for the root node.
6711 Use loop_num instead of loop->num.
6712 (move_spill_restore): Use loop_num instead of loop->num.
6714 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6715 (change_loop): Ditto.
6716 (change_loop): Use loop_num instead of loop->num.
6718 * ira-lives.c (process_bb_node_lives): Ditto.
6720 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6722 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6724 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6727 * tree-mudflap.c (mf_artificial): New function.
6728 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6729 mx_register_decls, mudflap_enqueue_decl): Use it.
6732 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6733 numbers in the insn pattern.
6735 2012-01-19 Michael Matz <matz@suse.de>
6737 PR tree-optimization/46590
6738 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6739 use it in remembering which conflicts we already created.
6740 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6743 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6746 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6747 (merge_and_complain): Same.
6749 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6752 * config/initfini-array.h: Guard content of the header
6753 with #ifdef HAVE_INITFINI_ARRAY.
6754 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6755 Add initfini-array.h to tm_file here.
6756 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6757 * config.gcc: Don't add initfini-array.h to tm_file here.
6758 * configure: Regenerated.
6760 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6762 PR rtl-optimization/51505
6763 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6764 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6765 (df_note_bb_compute): Update the call to df_kill_notes.
6767 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6769 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6771 2012-01-18 Richard Guenther <rguenther@suse.de>
6773 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6774 of conversions to void *.
6776 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6777 Richard Sandiford <rdsandiford@googlemail.com>
6781 * optabs.h (simplify_expand_binop): Declare.
6782 * optabs.c (simplify_expand_binop): Make global.
6783 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6784 endian targets if the source cannot be exactly covered by word
6787 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6790 * hard-reg-set.h (struct hard_reg_set_container): New type.
6791 * target.h (struct hard_reg_set_container): Forward declare.
6792 * target.def (set_up_by_prologue): New target hook.
6793 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6794 * doc/tm.texi: Regenerated.
6795 * function.c (thread_prologue_and_epilogue_insns): Change
6796 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6797 Call targetm.set_up_by_prologue on it.
6798 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6799 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6801 2012-01-17 Nick Clifton <nickc@redhat.com>
6803 * config/rx/rx.c (rx_can_use_simple_return): New function.
6804 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6805 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6807 2012-01-17 Richard Guenther <rguenther@suse.de>
6810 * expr.c (expand_assignment): Take address-space information
6811 from the address operand of MEM_REF and TARGET_MEM_REF.
6812 (expand_expr_real_1): Likewise.
6814 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6816 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6817 reload dump is requested.
6819 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6822 * trans-mem.c (requires_barrier): Call may_be_aliased.
6824 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6826 PR tree-optimization/51877
6827 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6828 call arguments and fndecls compare equal, instead return false if they
6829 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6830 both SSA_NAMEs that are valueized the same, or they satisfy
6833 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6835 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6837 * configure: Regenerate.
6839 2012-01-16 Jan Hubicka <jh@suse.cz>
6843 * convert.c (convert_to_integer): Use fold_convert for
6844 converting an INTEGER_CST to integer type.
6846 2012-01-16 Jason Merrill <jason@redhat.com>
6849 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6851 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6854 * config/s390/s390.c (s390_chunkify_start): Don't skip
6855 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6856 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6857 If insn is followed by NOTE_INSN_VAR_LOCATION or
6858 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6859 Don't use location of note insns.
6861 PR tree-optimization/51865
6862 * tree-inline.c (tree_function_versioning): Call remap_decl
6863 on DECL_RESULT whenever it has VOID_TYPE_P type.
6865 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6867 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6868 for calls to locally-binding MIPS16 functions if only the return
6869 type uses float regs.
6871 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6872 Richard Sandiford <rdsandiford@googlemail.com>
6874 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6875 (SYMBOL_32_HIGH): Likewise.
6876 (mips_output_tls_reloc_directive): Declare.
6877 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6878 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6879 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6880 (mips_lo_relocs, mips_hi_relocs): Make extern.
6881 (mips16_stub_function): Move up file.
6882 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6883 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6884 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6885 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6886 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6887 (mips_get_tp): Add MIPS16 support.
6888 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6889 Generalize DTPREL and TPREL handling.
6890 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6891 Add MIPS16 TLS support.
6892 (mips_output_tls_reloc_directive): New function.
6893 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6894 * config/mips/predicates.md (symbolic_operand_with_high)
6895 (tls_reloc_operand): New predicates.
6896 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6897 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6898 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6899 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6900 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6901 (*tls_get_tp_mips16_call_<mode>): Likewise.
6903 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6905 PR rtl-optimization/51821
6906 * recog.c (peep2_find_free_register): Determine clobbered registers
6909 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6912 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6913 * config/avr/avr.c: Likewise.
6914 * config/avr/avr.h: Likewise.
6916 2012-01-13 Ian Lance Taylor <iant@google.com>
6919 * tree.h (TYPE_QUALS): Add cast to int.
6920 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6922 2012-01-13 Ian Lance Taylor <iant@google.com>
6924 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6925 comparing param_index to VEC_length result.
6927 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6929 * c-decl.c: Do not include tree-mudflap.h
6930 * tree-optimize.c: Likewise.
6931 * Makefile.in: Update dependencies.
6933 2012-01-13 Richard Guenther <rguenther@suse.de>
6936 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6937 variable-sized result always use RSO.
6939 2012-01-12 DJ Delorie <dj@redhat.com>
6941 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6942 pointer type, not just the default pointer type.
6944 2012-01-09 Richard Henderson <rth@redhat.com>
6945 Denis Chertykov <chertykov@gmail.com>
6948 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6949 * config/avr/avr.c (avr_can_eliminate): Simplify.
6950 (avr_initial_elimination_offset): Likewise.
6951 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6952 (expand_epilogue): Likewise.
6953 (avr_legitimize_address): Gut.
6954 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6955 (avr_hard_regno_nregs): New.
6956 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6957 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6958 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6959 add soft frame pointer.
6960 (CALL_USED_REGISTERS): Likewise.
6961 (REG_CLASS_CONTENTS): Likewise.
6962 (REGISTER_NAMES): Likewise.
6963 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6964 (HARD_FRAME_POINTER_REGNUM): New.
6965 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6966 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6967 remove the HARD_FRAME_POINTER self-elimination.
6969 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6972 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6973 DECL_EXTERNAL when checking for initializers of progmem variables.
6975 2012-01-12 Ira Rosen <irar@il.ibm.com>
6977 PR tree-optimization/51799
6978 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6979 that the last operation is a type demotion.
6981 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6983 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6984 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6986 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6989 * combine.c (distribute_notes): If i3 is a noreturn call,
6990 allow old_size to be equal to args_size and make sure the
6991 noreturn call gets REG_ARGS_SIZE note.
6992 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6993 on noreturn calls even when the delta is 0.
6995 2012-01-11 Nathan Sidwell <nathan@acm.org>
6997 * gcov.c (STRING_SIZE): Remove.
6998 (generate_results): Erase annotations for source files with no
6999 coverage information.
7001 (output_lines): Use it.
7003 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7005 * gimple.h (gimplify_body): Remove first argument.
7006 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7007 pointer set here, instead just pass DATA to walk_tree.
7008 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7009 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7010 (unvisit_body): Likewise, but with unmark_visited.
7011 (gimplify_body): Remove BODY_P argument and adjust.
7012 (gimplify_function_tree): Adjust call to gimplify_body.
7013 * omp-low.c (finalize_task_copyfn): Likewise.
7015 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7017 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7018 (build_function_type_skip_args): Delete.
7019 * tree.c (build_function_type_skip_args): Make static and add
7020 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7021 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7022 pass it to build_function_type_skip_args.
7023 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7024 (tree_function_versioning): Likewise.
7025 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7026 build_function_decl_skip_args.
7027 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7028 and pass it to build_function_decl_skip_args/tree_function_versioning.
7029 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7030 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7031 * trans-mem.c (ipa_tm_create_version): Likewise.
7032 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7033 * tree-inline.c (declare_return_variable): Remove always-true test.
7034 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7035 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7036 * ipa-split.c (split_function): Skip the return value for the split
7037 part if it doesn't return.
7039 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7041 PR tree-optimization/49642
7042 * ipa-split.c (forbidden_dominators): New variable.
7043 (check_forbidden_calls): New function.
7044 (dominated_by_forbidden): Likewise.
7045 (consider_split): Check for forbidden dominators.
7046 (execute_split_functions): Initialize and free forbidden
7047 dominators info; call check_forbidden_calls.
7049 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7051 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7053 2012-01-11 Nick Clifton <nickc@redhat.com>
7055 * config/rx/rx.md (return): Define pattern.
7057 2012-01-11 Richard Guenther <rguenther@suse.de>
7059 * doc/extend.texi (malloc attribute): Adjust according to
7062 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7063 Patrick Marlier <patrick.marlier@gmail.com>
7066 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7067 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7068 (ipa_tm_note_irrevocable): Same.
7069 (ipa_tm_scan_irr_block): Same.
7070 (ipa_tm_decrement_clone_counts): Same.
7071 (ipa_tm_scan_irr_function): Same.
7072 (ipa_tm_create_version_alias): Same.
7073 (ipa_tm_create_version): Same.
7074 (ipa_tm_transform_calls_redirect): Same.
7075 (ipa_tm_transform_calls): Same.
7076 (ipa_tm_transform_transaction): Same.
7077 (ipa_tm_execute): Same.
7079 2012-01-10 Richard Guenther <rguenther@suse.de>
7082 * opts.c (common_handle_option): Handle -Werror.
7084 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7086 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7089 2012-01-10 Jason Merrill <jason@redhat.com>
7091 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7094 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7096 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7097 supports R_386_TLS_GD_PLT reloc.
7098 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7099 supports R_386_TLS_LDM_PLT reloc.
7100 * configure: Regenerate.
7101 * config.in: Regenerate.
7103 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7106 Extend __pgmx semantics to linearize memory.
7107 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7108 determine if code comes inline or from libgcc.
7109 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7110 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7111 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7112 (movmemx_qi, movmemx_hi): New insns.
7113 (xload_<mode>_libgcc): Rewrite to new insn condition.
7114 (xload_<mode>): Remove insns.
7115 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7116 cases that don't satisfy avr_xload_libgcc_p().
7117 (avr_addr_space_convert): Allow converting in any direction.
7118 (avr_addr_space_subset_p): Return always true.
7119 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7120 (avr_emit_movmemhi): Ditto.
7121 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7122 (avr_out_movmem): Ditto.
7123 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7124 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7125 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7126 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7127 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7129 2012-01-10 Richard Guenther <rguenther@suse.de>
7131 PR tree-optimization/50913
7132 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7133 Require data-refs to be representable by Graphite with respect
7136 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7138 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7139 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7141 2012-01-10 Tom de Vries <tom@codesourcery.com>
7143 PR rtl-optimization/51271
7144 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7145 handling annulled branch.
7147 2012-01-10 Richard Henderson <rth@redhat.com>
7149 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7150 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7151 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7152 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7153 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7154 arm_expand_vec_perm_const): New.
7155 * config/arm/arm-protos.h: Update.
7156 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7157 (*neon_vswp<VDQX>): New.
7158 (neon_vcombine<VDX>): Use neon_split_vcombine.
7159 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7160 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7161 (vec_perm<VE>): New.
7163 2012-01-10 Richard Henderson <rth@redhat.com>
7165 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7166 use it if reload_completed.
7167 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7168 arm_output_asm_insn, arm_process_output_memory_barrier,
7169 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7170 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7171 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7172 arm_process_output_sync_insn, arm_output_sync_insn,
7173 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7174 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7175 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7176 (emit_unlikely_jump): New.
7177 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7178 (arm_split_atomic_op): New.
7179 * config/arm/arm-protos.h: Update.
7180 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7181 (struct arm_sync_generator): Remove.
7182 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7183 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7184 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7185 (VUNSPEC_LL, VUNSPEC_SC): New.
7186 (sync_result, sync_memory, sync_required_value, sync_new_value,
7187 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7188 (attr length): Don't use arm_sync_loop_insns.
7189 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7190 (movsfcc, movdfcc): Likewise.
7191 * config/arm/constraints.md (Ua): New.
7192 * config/arm/prediates.md (mem_noofs_operand): New.
7193 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7194 (sync_clobber, sync_t2_reqd): Remove.
7195 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7196 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7197 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7198 (arm_sync_compare_and_swap<SIDI>): Remove.
7199 (arm_sync_compare_and_swap<NARROW>): Remove.
7200 (arm_sync_lock_test_and_set<SIDI>): Remove.
7201 (arm_sync_lock_test_and_set<NARROW>): Remove.
7202 (arm_sync_new_<syncop><SIDI>): Remove.
7203 (arm_sync_new_<syncop><NARROW>): Remove.
7204 (arm_sync_new_nand<SIDI>): Remove.
7205 (arm_sync_new_nand<NARROW>): Remove.
7206 (arm_sync_old_<syncop><SIDI>): Remove.
7207 (arm_sync_old_<syncop><NARROW>): Remove.
7208 (arm_sync_old_nand<SIDI>): Remove.
7209 (arm_sync_old_nand<NARROW>): Remove.
7210 (*memory_barrier): Merge arm_output_memory_barrier.
7211 (atomic_compare_and_swap<QHSD>): New.
7212 (atomic_compare_and_swap<NARROW>_1): New.
7213 (atomic_compare_and_swap<SIDI>_1): New.
7214 (atomic_exchange<QHSD>): New.
7215 (cas_cmp_operand, cas_cmp_str): New.
7216 (atomic_op_operand, atomic_op_str): New.
7217 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7218 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7219 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7220 (arm_load_exclusive<NARROW>): New.
7221 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7222 (arm_store_exclusive<QHSD>): New.
7224 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7226 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7227 reload patterns if -mvsx-scalar-memory.
7229 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7230 generated, even -mno-vsx-scalar-double was used.
7231 (vsx_xscvdpsp_scalar): Likewise.
7232 (vsx_xscvspdp_scalar2): Likewise.
7234 2012-01-09 Tom de Vries <tom@codesourcery.com>
7235 Andrew Pinski <apinski@cavium.com>
7238 * reorg.c (fill_slots_from_thread): Don't speculate
7239 frame-related insns.
7241 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7243 * sched-int.h (bb_note): Move to...
7244 * basic-block.h: ...here.
7245 * haifa-sched.c (bb_note): Move to...
7246 * cfgrtl.c: ...here.
7247 * function.c (next_block_for_reg): New function.
7248 (move_insn_for_shrink_wrap): Likewise.
7249 (prepare_shrink_wrap): Rewrite to use the above.
7251 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7253 * gimple.c (is_gimple_non_addressable): Remove.
7254 * gimple.h: Remove is_gimple_non_addressable.
7255 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7256 is_gimple_non_addressable.
7257 * trans-mem.c (expand_assign_tm): Same.
7259 2012-01-09 Richard Guenther <rguenther@suse.de>
7261 PR tree-optimization/51775
7262 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7263 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7265 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7267 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7269 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7271 2012-01-09 Richard Guenther <rguenther@suse.de>
7273 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7275 2012-01-08 Jan Hubicka <jh@suse.cz>
7277 PR tree-optimize/51680
7278 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7279 on when known_vals needs to be computed; cleanup.
7281 2012-01-08 Jan Hubicka <jh@suse.cz>
7283 PR tree-optimize/51694
7284 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7286 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7288 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7289 for -std=c++98 and -std=c++11 too.
7291 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7293 * cfgloop.c (cancel_loop): Add free() of bbs array.
7295 2012-01-07 Jan Hubicka <jh@suse.cz>
7297 PR tree-optimization/51600
7298 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7299 that benefits small functions.
7301 2012-01-07 Jan Hubicka <jh@suse.cz>
7303 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7305 2012-01-07 Jan Hubicka <jh@suse.cz>
7307 PR tree-optimization/51680
7308 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7309 whose inlining reduce unit size.
7311 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7314 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7315 Add canonical node to containing_mem chain after the non-canonical
7316 one, even if there weren't any locs to propagate.
7317 (remove_useless_values): Keep only canonical values.
7318 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7319 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7320 canonicalize mem_chain elements that are not discarded.
7322 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7325 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7326 before emitting functions.
7328 PR gcov-profile/50127
7329 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7330 clear_aux_for_blocks.
7332 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7335 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7337 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7339 * c-decl.c (ext_block): Moved up.
7340 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7342 2012-01-06 Han Shen <shenhan@google.com>
7344 Translate built-in include paths for sysroot.
7345 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7346 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7348 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7349 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7351 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7352 control whether sysroot should be prepended to gxx include dir.
7354 * configure: Regenerate.
7356 2012-01-06 Torvald Riegel <triegel@redhat.com>
7358 PR rtl-optimization/51771
7359 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7360 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7362 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7364 PR tree-optimization/51315
7365 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7366 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7368 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7371 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7372 for shrp pattern. Correctly handle and fixup shift variable.
7373 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7375 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7378 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7379 note when !ACCUMULATE_OUTGOING_ARGS.
7381 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7383 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7385 (extract_range_from_unary_expr_1): Avoid useless computations.
7387 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7389 PR rtl-optimization/51767
7390 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7391 of jump_block and add an extra edge for degenerated asm gotos.
7394 * stmt.c (check_unique_operand_names): Don't ICE during error
7395 reporting if i is from labels chain.
7398 * profile.c (branch_prob): Split bbs that have exit edge
7399 and need a fake entry edge too.
7401 2012-01-05 Jan Hubicka <jh@suse.cz>
7404 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7407 2012-01-05 Richard Guenther <rguenther@suse.de>
7410 * tree-streamer-out.c (write_ts_optimization): New function.
7411 (streamer_write_tree_body): Call it.
7412 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7413 (streamer_read_tree_body): Call it.
7414 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7416 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7419 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7420 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7421 in_cleanup_point_expr before gimplify_stmt call and restore it
7423 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7424 in_cleanup_point_expr is false.
7426 2012-01-05 Richard Guenther <rguenther@suse.de>
7429 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7431 * toplev.c (process_options): Reject combining mudflap and LTO.
7432 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7434 2012-01-05 Richard Guenther <rguenther@suse.de>
7436 PR tree-optimization/51760
7437 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7439 (bit_value_unop): Handle UNDEFINED operands.
7440 (bit_value_binop): Likewise.
7442 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7444 * config/avr/avr.c (avr_replace_prefix): Remove.
7445 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7446 (avr_asm_function_rodata_section): Ditto.
7447 (avr_asm_select_section): Ditto.
7449 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7451 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7454 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7457 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7458 calls that have any non-fake successor edges.
7461 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7463 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7465 PR tree-optimization/51624
7466 * tree-sra.c (build_ref_for_model): When replicating a chain of
7467 COMPONENT_REFs, stop as soon as the offset would become negative.
7469 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7472 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7473 in .debug_loc on the floor.
7475 2012-01-04 Andrew Pinski <apinski@cavium.com>
7477 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7479 2012-01-04 Andrew Pinski <apinski@cavium.com>
7480 Adam Nemet <anemet@caviumnetworks.com>
7482 * config/mips/mips.md (size): Add SI and DI.
7483 (SIZE): New mode attribute.
7484 (U): New code attribute.
7485 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7486 (mips_lbux_<mode>): Delete.
7487 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7488 (mips_lhx): Use gen_mips_lhx_extsi.
7489 (mips_lhx_<mode>): Delete.
7491 (mips_l<size>x): New expand.
7492 (mips_lwx_<mode>): Delete.
7493 (mips_l<GPR:size>x_<P:mode>): New pattern.
7494 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7495 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7496 * config/mips/mips.c (mips_lx_address_p): New function.
7497 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7498 (dsp64): New availability predicate.
7499 (mips_builtins): Add an entry for __builtin_mips_ldx.
7500 * config/mips/mips.h (ISA_HAS_LBX): New define.
7501 (ISA_HAS_LBUX): Likewise.
7502 (ISA_HAS_LHX): Likewise.
7503 (ISA_HAS_LHUX): Likewise.
7504 (ISA_HAS_LWX): Likewise.
7505 (ISA_HAS_LWUX): Likewise.
7506 (ISA_HAS_LDX): Likewise.
7507 * doc/extend.texi (__builtin_mips_ldx): Document.
7509 2012-01-04 Tristan Gingold <gingold@adacore.com>
7511 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7512 when long pointers are used.
7513 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7514 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7515 (ia64-hp-*vms*): Remove.
7516 * config/vms/xm-vms64.h: Delete.
7518 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7521 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7523 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7525 * opts.c (finish_options): Remove duplicate sorry.
7527 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7530 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7533 2012-01-04 Richard Guenther <rguenther@suse.de>
7536 * tree.c (size_low_cst): New function.
7537 * tree.h (size_low_cst): Declare.
7538 * fold-const.c (fold_comparison): Use it to extract the low
7539 part of the POINTER_PLUS_EXPR offset.
7541 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7543 Fix clearing ZERO_REG
7544 * config/avr/avr.md (cc): Add alternative "ldi".
7545 (movqi_insn): Use it in cc attribute.
7546 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7547 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7548 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7550 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7552 * configure: Regenerate.
7554 2012-01-04 Richard Guenther <rguenther@suse.de>
7556 PR tree-optimization/49651
7557 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7558 (var_can_have_subvars): Use it.
7559 (get_constraint_for_1): Only consider subfields if there can be any.
7561 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7564 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7565 to its new canonical_cselib_val and the cselib_val was in
7566 first_containing_mem chain, but the canonical_cselib_val was not,
7567 add the latter into the chain.
7568 (cselib_invalidate_mem): Compare canonical_cselib_val of
7569 addr_list chain elt with v.
7572 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7573 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7575 (output_macinfo_op): Don't ggc_strdup fd->filename.
7576 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7577 then ggc_strdup it. Don't free inc->info or cur->info.
7578 (output_macinfo): Don't free ref->info or file->info.
7580 2012-01-03 Ira Rosen <irar@il.ibm.com>
7582 PR tree-optimization/51269
7583 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7584 first_niters a pointer.
7585 (slpeel_tree_peel_loop_to_edge): Likewise.
7586 (vect_do_peeling_for_loop_bound): Update call to
7587 slpeel_tree_peel_loop_to_edge.
7588 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7589 here. Remove it from the parameters list.
7590 (vect_do_peeling_for_alignment): Update calls and compute
7593 2012-01-03 Richard Guenther <rguenther@suse.de>
7595 PR tree-optimization/51070
7596 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7597 Properly handle calls.
7599 2012-01-03 Richard Guenther <rguenther@suse.de>
7601 PR tree-optimization/51692
7602 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7603 the LHS of allocation stmts.
7605 2012-01-03 Olivier Hainque <hainque@adacore.com>
7607 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7609 2012-01-03 Olivier Hainque <hainque@adacore.com>
7611 * collect2.c (main): In AIX specific computations for vector
7612 insertions, use CONST_CAST2 to cast from char ** to const char **.
7614 2012-01-03 Richard Guenther <rguenther@suse.de>
7617 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7618 the context of a limbo DIE when it does not already exist.
7620 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7622 PR tree-optimization/51719
7623 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7624 but direct call is, clear direct call's lhs and don't add fallthrough
7625 edge from dcall_bb to join_bb and PHIs.
7627 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7629 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7630 the instructions emitted by the pattern.
7631 ("*TDC_insn_<mode>"): Add comment.
7633 2012-01-03 Richard Guenther <rguenther@suse.de>
7636 * fold-const.c (fold_comparison): Properly canonicalize
7637 tree offset and HOST_WIDE_INT bit position.
7639 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7641 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7642 operands for extzv pattern.
7644 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7647 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7650 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7652 * doc/invoke.texi (-flto and related options): Copy-edit.
7654 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7656 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7658 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7660 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7663 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7665 * expr.h (move_by_pieces_ninsns): Declare.
7666 * expr.c (move_by_pieces_ninsns): Make external.
7667 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7668 (mips_store_by_pieces_p): Likewise.
7669 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7670 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7671 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7672 (mips_store_by_pieces_p): Likewise.
7674 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7676 * passes.c (register_one_dump_file): Free full_name.
7678 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7679 (calculate_elim_costs_all_insns): Free offsets_at and
7680 offsets_known_at at the end and clear the pointers.
7682 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7684 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7685 this option introduced in r180739.
7687 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7690 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7691 (tmake_file target=avr): Add avr/t-multilib.
7693 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7694 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7695 * config/avr/genmultilib.awk: New file.
7696 * config/avr/t-multilib: New auto-generated file.
7697 * config/avr/multilib.h: New auto-generated file.
7698 * config/avr/t-avr (AVR_MCUS): New variable.
7699 (genopt.sh): Use it.
7700 (s-mlib): Depend on t-multilib.
7701 (t-multilib, multilib.h): New dependencies.
7702 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7703 (MULTILIB_OPTIONS): Remove.
7704 (MULTILIB_MATCHES): Remove.
7705 (MULTILIB_DIRNAMES): Remove.
7706 (MULTILIB_EXCEPTIONS): Remove:
7707 * config/avr/genopt.sh: Don't use hard coded file name;
7708 pass AVR_MCUS from t-avr instead.
7710 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7712 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7714 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7716 Implement light-weight DImode support.
7717 * config/avr/avr-dimode.md: New file.
7718 * config/avr/avr.md: Include it.
7719 (adjust_len): Add plus64, compare64.
7720 (HIDI): Remove code iterator.
7721 (code_stdname): New code attribute.
7722 (rotx, rotsmode): Remove DI.
7723 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7725 * config/avr/avr-protos.h (avr_have_dimode): New.
7726 (avr_out_plus64, avr_out_compare64): New.
7727 * config/avr/avr.c (avr_out_compare): Handle DImode.
7728 (avr_have_dimode): New variable definition and initialization.
7729 (avr_out_compare64, avr_out_plus64): New functions.
7730 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7731 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7732 (avr_compare_pattern): Skip DImode comparisons.
7734 2012-01-02 Revital Eres <revital.eres@linaro.org>
7736 * ddg.c (def_has_ccmode_p): New function.
7737 (add_cross_iteration_register_deps,
7738 create_ddg_dep_from_intra_loop_link): Call it.
7740 2012-01-02 Richard Guenther <rguenther@suse.de>
7743 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7745 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7747 * gcc.c (process_command): Update copyright notice dates.
7748 * gcov.c (print_version): Likewise.
7749 * gcov-dump.c (print_version): Likewise.
7750 * mips-tfile.c (main): Likewise.
7751 * mips-tdump.c (main): Likewise.
7753 2012-01-01 Ira Rosen <irar@il.ibm.com>
7755 PR tree-optimization/51704
7756 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7757 a use is inside the basic block or loop before accessing its vect info.
7759 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7761 PR rtl-optimization/51069
7762 * cfgloopmanip.c (remove_path): Removing path making irreducible
7763 region unconditional makes BB part of the region.
7765 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7767 PR tree-optimization/51683
7768 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7769 calls with side-effects.
7770 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7772 Copyright (C) 2012 Free Software Foundation, Inc.
7774 Copying and distribution of this file, with or without modification,
7775 are permitted in any medium without royalty provided the copyright
7776 notice and this notice are preserved.