1 2013-04-29 Christian Bruel <christian.bruel@st.com>
4 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
6 2013-04-27 Jakub Jelinek <jakub@redhat.com>
9 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
10 the immediate rotate count.
12 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
14 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
16 2013-04-19 Matthias Klose <doko@ubuntu.com>
20 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
22 Backport from mainline
23 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
24 Alexander Monakov <amonakov@ispras.ru>
27 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
28 flush pending lists also on non-jumps. Adjust comment.
31 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
33 * sched-deps.c (add_dependence_list_and_free): Simplify.
34 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
35 lists when add_dependence_list_and_free doesn't free them.
37 2013-04-19 Marek Polacek <polacek@redhat.com>
39 Backport from mainline
40 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
41 Jakub Jelinek <jakub@redhat.com>
43 PR tree-optimization/48189
44 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
45 If nitercst is 0, don't predict the exit edge.
47 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
49 Backport from mainline
50 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
51 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
53 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
56 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
58 * doc/tm.texi: Update.
59 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
60 * target.def (force_at_comp_dir): New hook.
61 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
62 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
64 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
67 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
68 (S_MODES): Set H_MODE bit.
69 (SF_MODES): Set only S_MODE and SF_MODE bits.
70 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
71 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
72 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
73 <MODE_FLOAT>: Likewise.
75 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
77 Backport from mainline:
78 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
81 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
82 nuses, make sure we have a label.
84 2013-04-11 Richard Biener <rguenther@suse.de>
86 * BASE-VER: Set to 4.7.4.
87 * DEV-PHASE: Set to prerelease.
89 2013-04-11 Release Manager
93 2013-04-10 David S. Miller <davem@davemloft.net>
95 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
98 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
102 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
104 Backport from mainline
105 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
106 Alexander Monakov <amonakov@ispras.ru>
109 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
110 flush pending lists also on non-jumps. Adjust comment.
112 2013-04-03 Richard Biener <rguenther@suse.de>
114 PR tree-optimization/56501
115 * tree-switch-conversion.c (check_process_case): Properly
116 handle !single_succ_p case.
118 2013-04-03 Jakub Jelinek <jakub@redhat.com>
120 Backported from mainline
121 2013-03-06 Jakub Jelinek <jakub@redhat.com>
123 PR tree-optimization/56539
124 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
125 instead of GSI_CONTINUE_LINKING as last argument to
126 force_gimple_operand_gsi. Adjust function comment.
128 2013-03-05 Jakub Jelinek <jakub@redhat.com>
131 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
132 (avoid_complex_debug_insns): New function.
133 (expand_debug_locations): Call it.
135 2013-04-02 Wei Mi <wmi@google.com>
137 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
138 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
139 *<rotate_insn><mode>3_mask in i386.md.
141 2013-04-02 Richard Biener <rguenther@suse.de>
144 Backport from mainline
145 2012-05-16 Richard Guenther <rguenther@suse.de>
147 * tree-inline.c (declare_return_variable): Properly handle
148 DECL_BY_REFERENCE return vars in SSA form.
150 2013-04-01 Wei Mi <wmi@google.com>
152 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
153 Truncate operand 2 using %b asm operand modifier.
154 (*<shift_insn><mode>3_mask): Ditto.
155 (*<rotate_insn><mode>3_mask): Ditto.
157 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
159 * config/i386/i386.md (*movsf_internal): Change type of
160 alternatives 3,4 to imov.
162 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
164 Backport from mainline
165 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
168 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
169 when the may_trap_p bit of the exprs being merged differs.
170 Reorder tests for speculativeness in the logical and operator.
172 Backport from mainline
173 2013-03-05 Jakub Jelinek <jakub@redhat.com>
176 * sel-sched-ir.c (free_sched_pools): Release
177 succs_info_pool.stack[succs_info_pool.max_top] vectors too
178 if succs_info_pool.max_top isn't -1.
180 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
182 Backport from mainline
183 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
186 * sel-sched.c: Include ira.h.
187 (implicit_clobber_conflict_p): New function.
188 (moveup_expr): Use it.
189 * Makefile.in (sel-sched.o): Depend on ira.h.
191 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
193 Backport from mainline
194 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
195 Alexander Monakov <amonakov@ispras.ru>
198 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
199 flush pending lists also on non-jumps. Adjust comment.
201 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
203 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
204 * doc/extend.texi (Named Address Spaces): Ditto.
205 (Variable Attributes): Ditto.
207 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
209 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
210 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
213 2013-03-27 Walter Lee <walt@tilera.com>
215 Backport from mainline:
216 2013-03-27 Walter Lee <walt@tilera.com>
218 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
219 double-decrement of next_scratch_regno.
221 2013-03-27 Walter Lee <walt@tilera.com>
223 Backport from mainline:
224 2013-03-27 Walter Lee <walt@tilera.com>
226 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
228 (insn_v1mulus): Ditto.
229 (insn_v2muls): Ditto.
231 2013-03-27 Walter Lee <walt@tilera.com>
233 Backport from mainline:
234 2013-03-27 Walter Lee <walt@tilera.com>
236 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
238 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
240 2013-03-27 Walter Lee <walt@tilera.com>
242 Backport from mainline:
243 2013-03-27 Walter Lee <walt@tilera.com>
245 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
247 (*sibcall_value): Ditto.
249 2013-03-27 Walter Lee <walt@tilera.com>
251 Backport from mainline:
252 2013-03-27 Walter Lee <walt@tilera.com>
254 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
255 (insn_mnz_v8qi): ... this ...
256 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
258 (insn_v<n>mnz): Replaced by ...
259 (insn_v1mnz): ... this ...
260 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
262 (insn_mz_<mode>): Replaced by ...
263 (insn_mz_v8qi): ... this ...
264 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
266 (insn_v<n>mz): Replaced by ...
267 (insn_v1mz): ... this ...
268 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
271 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
273 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
275 2013-03-26 Richard Biener <rguenther@suse.de>
277 Backport from mainline:
278 2013-03-13 Richard Biener <rguenther@suse.de>
280 PR tree-optimization/56608
281 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
282 calls when vectorizing basic-blocks.
284 2013-03-05 Richard Biener <rguenther@suse.de>
286 PR tree-optimization/56270
287 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
288 of loads after scheduling an SLP instance.
290 2013-03-26 Walter Lee <walt@tilera.com>
292 Backport from mainline:
293 2013-03-26 Walter Lee <walt@tilera.com>
295 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
296 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
298 2013-03-26 Walter Lee <walt@tilera.com>
300 Backport from mainline:
301 2013-03-25 Walter Lee <walt@tilera.com>
303 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
304 TILEGX_INSN_SHUFFLEBYTES1.
305 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
307 (tilegx_builtins): Ditto.
308 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
310 2013-03-26 Walter Lee <walt@tilera.com>
312 Backport from mainline:
313 2013-03-25 Walter Lee <walt@tilera.com>
315 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
316 tests for constraint J, K, N, P.
318 2013-03-26 Walter Lee <walt@tilera.com>
320 Backport from mainline:
321 2013-03-25 Walter Lee <walt@tilera.com>
323 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
324 Use indirect/pcrel encoding.
325 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
328 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
330 Backport from mainline:
331 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
332 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
335 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
336 (musermode): Convert to Var(TARGET_USERMODE).
337 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
338 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
339 * config/sh/sh.c (sh_option_override): Use
340 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
341 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
343 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
345 (udivsi3_i4_single, divsi3_i4_single): Use
346 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
347 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
348 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
349 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
350 (SUBTARGET_OVERRIDE_OPTIONS): New.
352 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
354 Backport from mainline:
355 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
357 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
358 to m2a-single instead of m2e.
360 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
363 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
366 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
369 * config/i386/i386.c (init_cumulative_args): Also set
370 cum->callee_return_avx256_p.
371 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
372 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
374 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
375 callee_return_avx256_p.
377 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
379 Backport from mainline:
380 2012-12-04 Ian Lance Taylor <iant@google.com>
382 * godump.c (find_dummy_types): Output a dummy type if we couldn't
383 output the real type.
385 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
388 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
389 (PLUS_EXPR): Likewise.
390 * doc/cppopts.texi (--help): Likewise.
391 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
392 (-fdump-rtl-cprop_hardreg): Likewise.
393 (-fdump-rtl-csa): Likewise.
394 (-fdump-rtl-dce): Likewise.
395 (-fdump-rtl-dbr): Likewise.
396 (-fdump-rtl-into_cfglayout): Likewise.
397 (-fdump-rtl-outof_cfglayout): Likewise.
399 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
402 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
403 (arm_print_operand, case 'S'): Don't use shift_operator to validate
406 2013-03-14 Seth LaForge <sethml@google.com>
409 Backport from mainline
410 2012-10-22 Julian Brown <julian@codesourcery.com>
412 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
413 VFP D registers in big-endian mode.
415 2013-03-08 Joey Ye <joey.ye@arm.com>
417 Backport from mainline
418 2013-03-06 Joey Ye <joey.ye@arm.com>
421 * gcc.c (convert_white_space): New function.
422 (main): Handles white space in function name.
424 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
426 Backport from mainline
427 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
430 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
431 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
432 to SH_DIV_CALL_TABLE for TARGET_SH2.
433 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
435 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
436 mdiv= call-div1, call-fp, call-table options.
438 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
440 * config.gcc (arm*-*-rtemself*): New.
441 (arm*-*-rtems*): Removed.
442 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
443 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
445 2013-03-01 Richard Biener <rguenther@suse.de>
447 Backport from mainline
448 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
450 PR tree-optimization/55481
451 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
452 back to general rewriting if we cannot leave an original biv
455 2013-03-01 Richard Biener <rguenther@suse.de>
457 Backport from mainline
458 2012-04-10 Richard Guenther <rguenther@suse.de>
461 * gimple-low.c (gimple_check_call_args): Properly account for
462 compatible aggregate types.
464 2013-02-26 Nick Clifton <nickc@redhat.com>
467 Import this patch from the mainline:
469 2012-08-17 Nick Clifton <nickc@redhat.com>
471 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
472 (branch_true): Likewise.
473 (branch_false): Likewise.
475 2013-02-26 Jakub Jelinek <jakub@redhat.com>
477 PR tree-optimization/56443
478 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
479 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
480 to type_for_mode langhook.
482 2013-02-21 Jakub Jelinek <jakub@redhat.com>
485 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
488 2013-02-19 Jakub Jelinek <jakub@redhat.com>
490 Backported from mainline
491 2013-02-19 Jakub Jelinek <jakub@redhat.com>
493 PR tree-optimization/56350
494 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
495 if haven't found reduction or nested cycle operand, rather than
496 asserting we must find it.
498 PR tree-optimization/56381
499 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
502 2013-02-08 Jakub Jelinek <jakub@redhat.com>
504 PR tree-optimization/56250
505 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
506 if type is unsigned and code isn't MULT_EXPR.
508 2013-02-06 Jakub Jelinek <jakub@redhat.com>
511 * omp-low.c (use_pointer_for_field): Return false if
512 lower_send_shared_vars doesn't generate any copy-out code.
514 2012-11-27 Jakub Jelinek <jakub@redhat.com>
516 PR tree-optimization/55110
517 * tree-vect-loop.c (vectorizable_reduction): Don't assert
518 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
520 2013-02-18 Richard Biener <rguenther@suse.de>
523 2013-02-04 Richard Biener <rguenther@suse.de>
525 Backport from mainline
526 2012-07-04 Richard Guenther <rguenther@suse.de>
528 PR tree-optimization/53844
529 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
530 the loop virtual PHI.
532 2013-02-13 David S. Miller <davem@davemloft.net>
534 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
536 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
538 Backport from mainline
539 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
541 PR rtl-optimization/56275
542 * simplify-rtx.c (avoid_constant_pool_reference): Check that
543 offset is non-negative and less than cmode size before
544 calling simplify_subreg.
546 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
548 Backport from mainline
549 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/sse.md (FMAMODEM): New mode iterator.
552 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
553 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
555 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
557 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
558 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
559 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
561 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
563 Backport from mainline
564 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
567 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
568 If there is no implicit builtin declaration, just return NULL.
570 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
571 Michael Meissner <meissner@linux.vnet.ibm.com>
573 Backport from mainline
574 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
575 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
577 2013-02-07 David S. Miller <davem@davemloft.net>
579 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
581 * var-tracking.c (vt_add_function_parameter): Test the presence of
582 HAVE_window_save properly and do not remap argument registers when
583 we have a leaf function.
585 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
587 Backport from mainline
588 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
591 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
593 * config/i386/i386.c (ix86_print_operand): Ditto.
595 2013-02-07 Alan Modra <amodra@gmail.com>
598 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
599 static chain, set REST_INLINE_FPRS too.
601 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
603 Backport from mainline
604 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
606 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
607 * configure: Regenerate.
609 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
611 Backport from mainline
612 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
613 Andrew Dixie <andrewd@gentrack.com>
615 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
618 2013-02-05 Richard Biener <rguenther@suse.de>
620 Backport from mainline
621 2012-12-10 Richard Biener <rguenther@suse.de>
623 PR tree-optimization/55107
624 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
625 (bitmap_set_replace_value): Add gcc_unreachable.
626 (do_regular_insertion): Re-write all_same handling. Insert
627 an assignment instead of a PHI in this case.
628 (execute_pre): Do not record constified events.
630 2013-02-05 Richard Biener <rguenther@suse.de>
632 PR tree-optimization/54767
633 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
634 backedges drop all symbolical range information.
635 (execute_vrp): Compute backedges.
637 2013-02-04 Richard Biener <rguenther@suse.de>
639 Backport from mainline
640 2012-01-11 Richard Guenther <rguenther@suse.de>
642 PR tree-optimization/44061
643 * tree-vrp.c (extract_range_basic): Compute zero as
644 value-range for __builtin_constant_p of function parameters.
646 2013-01-08 Jakub Jelinek <jakub@redhat.com>
649 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
651 2013-02-04 Richard Biener <rguenther@suse.de>
653 Backport from mainline
654 2012-07-04 Richard Guenther <rguenther@suse.de>
656 PR tree-optimization/53844
657 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
658 the loop virtual PHI.
660 2012-12-13 Richard Biener <rguenther@suse.de>
663 * tree-streamer.c (record_common_node): Check that we are not
664 recursively pre-loading nodes we want to skip. Handle
665 char_type_node appearing as part of va_list_type_node.
667 2013-02-04 Richard Biener <rguenther@suse.de>
670 * gimple.h (gimple_call_builtin_class_p): New function.
671 * gimple.c (validate_call): New function.
672 (gimple_call_builtin_class_p): Likewise.
673 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
674 Use gimple_call_builtin_class_p.
675 (find_func_clobbers): Likewise.
676 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
677 (strlen_optimize_stmt): Likewise.
679 2013-02-01 Jakub Jelinek <jakub@redhat.com>
681 Backported from mainline
682 2013-01-28 Jakub Jelinek <jakub@redhat.com>
684 PR tree-optimization/56125
685 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
686 pow(x,c) into sqrt(x) * powi(x, n/2) or
687 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
689 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
690 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
693 2013-01-25 Jakub Jelinek <jakub@redhat.com>
695 PR tree-optimization/56098
696 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
697 for stmts with volatile ops.
698 (cond_store_replacement): Don't optimize if assign has volatile ops.
699 (cond_if_else_store_replacement_1): Don't optimize if either
700 then_assign or else_assign have volatile ops.
702 2013-01-23 Jakub Jelinek <jakub@redhat.com>
705 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
706 instead of cmpdi_operand for first comparison operand.
707 Don't assert that comparison operands aren't both constants.
709 2013-01-21 Jakub Jelinek <jakub@redhat.com>
711 PR tree-optimization/56051
712 * fold-const.c (fold_binary_loc): Don't fold
713 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
714 a narrowing conversion, or widening conversion from signed
717 2013-01-18 Jakub Jelinek <jakub@redhat.com>
720 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
721 the case where writing real complex part of target modifies
724 2013-01-15 Jakub Jelinek <jakub@redhat.com>
727 * function.c (thread_prologue_and_epilogue_insns): Always
728 add crtl->drap_reg to set_up_by_prologue.set, even if
729 stack_realign_drap is false.
731 2013-01-10 Jakub Jelinek <jakub@redhat.com>
733 PR tree-optimization/55921
734 * tree-complex.c (expand_complex_asm): New function.
735 (expand_complex_operations_1): Call it for GIMPLE_ASM.
737 2013-01-03 Jakub Jelinek <jakub@redhat.com>
739 PR rtl-optimization/55838
740 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
741 iv0.step, iv1.step and step.
743 2012-11-23 Jakub Jelinek <jakub@redhat.com>
746 * Makefile.in (gimple-low.o): Depend on langhooks.h.
747 * gimple-low.c: Include langhooks.c.
748 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
749 by default call lang_hooks.block_may_fallthru.
750 * langhooks.h (struct lang_hooks): Add block_may_fallthru
752 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
753 (LANG_HOOKS_INITIALIZER): Use it.
755 2012-11-20 Jakub Jelinek <jakub@redhat.com>
758 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
759 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
760 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
761 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
762 fail if the last real insn doesn't have REG_ARGS_SIZE note.
764 2012-11-17 Jakub Jelinek <jakub@redhat.com>
766 PR tree-optimization/55236
767 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
768 and signed ARG0_TYPE, force low and high to be non-NULL.
770 2012-11-13 Jakub Jelinek <jakub@redhat.com>
772 PR rtl-optimization/54127
773 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
774 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
775 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
776 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
777 REG_LABEL_TARGET and REG_LABEL_OPERAND.
779 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
781 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
782 range isn't testing for zero.
784 2013-01-29 Richard Biener <rguenther@suse.de>
786 PR tree-optimization/56113
787 * tree-ssa-structalias.c (equiv_class_lookup): Also return
789 (label_visit): Free duplicate bitmaps and record the leader instead.
790 (perform_var_substitution): Adjust.
792 2013-01-28 Serowk <serowk@yandex.ru>
795 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
796 Fix mode checks to allow for the passing of constants in the
798 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
799 Add entries in the switch statement for builtin iwmmxt vector
800 shift and rotate builtins.
802 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
804 Backport from mainline
805 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
808 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
809 operand 0 in movabs insn template for -masm=intel asm alternative.
810 (*movabs<mode>_2): Ditto for operand 1.
812 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
814 Backport from mainline
815 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
819 alternative to (o,r).
820 (*movdi_internal_rex64): Remove (!o,n) alternative.
821 (DImode immediate->memory splitter): Remove.
822 (DImode immediate->memory peephole2): Remove.
823 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
824 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
825 alternative to (!o,*r).
826 (*movtf_internal_sse): New pattern.
827 (*movxf_internal_rex64): New pattern.
828 (*movxf_internal): Disable for TARGET_64BIT.
829 (*movdf_internal_rex64): Remove (!o,F) alternative.
831 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
833 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
834 involving stack registers slightly.
836 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
838 * config/i386/constraints.md (Yf): New constraint.
839 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
840 of f constraint to conditionaly disable x87 register preferences.
841 (*movdf_internal): Ditto.
842 (*movsf_internal): Ditto.
844 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
847 (*movtf_internal_rex64): Add (!o,C) alternative
848 (*movxf_internal_rex64): Ditto.
849 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
851 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
853 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
855 2013-01-24 Martin Jambor <mjambor@suse.cz>
857 Backport from mainline
858 2013-01-04 Martin Jambor <mjambor@suse.cz>
860 PR tree-optimization/55755
861 * tree-sra.c (sra_modify_assign): Do not check that an access has no
862 children when trying to avoid producing a VIEW_CONVERT_EXPR.
864 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
866 Backport from mainline
867 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
869 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
871 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
873 PR rtl-optimization/56023
874 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
875 dependent on debug instruction.
877 2013-01-21 Martin Jambor <mjambor@suse.cz>
879 Backport from mainline
880 2013-01-17 Martin Jambor <mjambor@suse.cz>
882 PR tree-optimizations/55264
883 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
884 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
885 for virtual functions.
886 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
888 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
889 virtual methods before inlining is over.
891 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
893 Backport from mainline
894 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
897 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
898 store through atomic_store<mode>_1.
899 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
901 2013-01-16 Richard Biener <rguenther@suse.de>
904 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
905 account for bitpos when computing alignment.
907 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
909 Backport from 2013-01-14 trunk r195169.
912 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
913 etc. to 1 and not to __flash.
914 Use LL suffix for __INT24_MAX__ with -mint8.
915 Use ULL suffix for __UINT24_MAX__ with -mint8.
917 2013-01-14 Matthias Klose <doko@ubuntu.com>
919 * doc/invoke.texi: Document -print-multiarch.
920 * doc/install.texi: Document --enable-multiarch.
921 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
922 * configure.ac: Add --enable-multiarch option.
923 Substitute with_cpu, with_float.
924 * configure: Regenerate.
925 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
926 enable_multiarch, with_cpu, with_float: New macros.
927 if_multiarch: New macro, define in terms of enable_multiarch.
928 * genmultilib: Add new argument for the multiarch name.
929 * gcc.c (multiarch_dir): Define.
930 (for_each_path): Search for multiarch suffixes.
931 (driver_handle_option): Handle multiarch option.
932 (do_spec_1): Pass -imultiarch if defined.
933 (main): Print multiarch.
934 (set_multilib_dir): Separate multilib and multiarch names
935 from multilib_select.
936 (print_multilib_info): Ignore multiarch names in multilib_select.
937 * incpath.c (add_standard_paths): Search the multiarch include dirs.
938 * cppdefault.h (default_include): Document multiarch in multilib
940 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
941 include directory for multiarch directories.
942 * common.opt: New options --print-multiarch and -imultilib.
944 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
945 Include i386/t-linux.
946 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
947 Include i386/t-kfreebsd.
948 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
949 * config/i386/t-linux64: Add multiarch names in
950 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
951 * config/i386/t-gnu: New file.
952 * config/i386/t-kfreebsd: Likewise.
953 * config/i386/t-linux: Likewise.
955 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
956 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
957 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
958 for 32bit non-biarch configurations.
960 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
961 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
964 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
966 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
968 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
969 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
970 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
972 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
973 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
974 Include rs6000/t-linux for 32bit non-biarch configurations.
976 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
978 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
980 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
981 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
983 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
984 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
986 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
988 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
989 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
990 (vect_estimate_min_profitable_iter): Adjust to above fix.
991 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
993 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
995 Backport from mainline
996 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
998 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
999 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1000 documentation. Add missing '__' in front of
1001 __builtin_ia32_packssdw256.
1003 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1005 Backport from mainline
1006 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1009 attribute of movddup insn to DF.
1010 (*vec_interleave_lowv2df): Ditto.
1011 (vec_dupv2df): Ditto.
1013 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1015 Backport from 2013-01-07 trunk r194991, r194992.
1018 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1021 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1022 (avr_addrspace_t): Add .section_name field.
1023 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1025 (avr_addrspace): Same. Initialize .section_name. Remove last
1026 NULL entry. Put __memx into .progmemx.data.
1027 (progmem_section_prefix): Remove.
1028 (avr_asm_init_sections): No need to initialize progmem_section.
1029 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1030 section name prefix.
1031 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1032 retrieve the progmem section.
1033 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1034 boundary to run over avr_addrspace[].
1035 (avr_register_target_pragmas): Ditto.
1037 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1039 Backport from 2013-01-07 trunk r194978.
1042 * doc/install.texi (Cross-Compiler-Specific Options): Document
1045 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1047 Backport from 2013-01-07 trunk r194968.
1050 * config/avr/t-avr: Don't automatically rebuild
1051 $(srcdir)/config/avr/t-multilib
1052 $(srcdir)/config/avr/avr-tables.opt
1053 (avr-mcus): New phony target to build them on request.
1054 (s-avr-mlib): Remove.
1055 * avr/avr-mcus.def: Adjust comments.
1057 2013-01-07 Terry Guo <terry.guo@arm.com>
1059 Backport from mainline
1060 2012-12-19 Terry Guo <terry.guo@arm.com>
1062 * config/arm/arm.c (thumb_find_work_register): Check argument
1063 register number based on current PCS.
1065 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1067 Backport from mainline
1068 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1072 selected code model, define __code_mode_small__, __code_model_medium__,
1073 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1074 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1075 xchg temporary register with %k. Declare temporary register as
1077 [__x86_64__]: For medium and large code models, preserve %rbx register.
1079 2013-01-03 Richard Henderson <rth@redhat.com>
1081 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1082 after eliminating TLS symbols.
1084 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1087 * config/pa/pa.md (movsi): Revert previous change.
1088 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1091 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1094 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1097 2013-01-02 Jason Merrill <jason@redhat.com>
1100 * tree.c (build_array_type_1): Revert earlier change.
1102 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1105 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1106 after reload starts.
1108 2012-12-21 Martin Jambor <mjambor@suse.cz>
1110 PR tree-optimization/55355
1111 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1112 bit_position is small enough to fit a single HOST_WIDE_INT.
1114 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1116 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1118 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1120 Backport from mainline
1121 2012-10-15 Matthias Klose <doko@ubuntu.com>
1123 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1124 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1126 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1127 Tomash Brechko <tomash.brechko@gmail.com>
1130 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1131 handling of before and after cases.
1132 * config/sparc/sync.md (atomic_store): Fix pasto.
1134 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1136 * optabs.c (expand_atomic_store): Elide redundant model test.
1138 2012-12-13 Richard Henderson <rth@redhat.com>
1141 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1143 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1146 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1147 (tldo_stb_sp64): Likewise.
1148 (tldo_sth_sp32): Likewise.
1149 (tldo_sth_sp64): Likewise.
1150 (tldo_stw_sp32): Likewise.
1151 (tldo_stw_sp64): Likewise.
1152 (tldo_stx_sp64): Likewise.
1154 2012-12-10 Kai Tietz <ktietz@redhat.com>
1157 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1159 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1161 Backport from mainline
1162 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1163 H.J. Lu <hongjiu.lu@intel.com>
1166 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1167 before using it as insn or call equivalent.
1169 2012-12-06 Jason Merrill <jason@redhat.com>
1172 * tree.c (build_array_type_1): Re-layout if we found it in the
1175 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1177 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1178 opaque cond in all call insns.
1180 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1182 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1183 area if the function allocates dynamic stack space.
1184 (ia64_initial_elimination_offset): Adjust offsets to above change.
1186 2012-12-03 Richard Biener <rguenther@suse.de>
1188 Backport from mainline
1189 2012-09-24 Richard Guenther <rguenther@suse.de>
1191 PR tree-optimization/53663
1192 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1193 native encode/interpret translation on VN_WALKREWRITE.
1195 2012-12-03 Kai Tietz <ktietz@redhat.com>
1198 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1201 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1204 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1206 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1208 Backport from mainline:
1209 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1212 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1213 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1214 (in_nullified_branch_delay): Likewise.
1215 (in_call_delay): Likewise.
1216 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1217 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1218 the $$sh_func_adrs call as variable. Update type of sibcalls and
1219 $$sh_func_adrs call.
1220 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1221 length instead of adjustment. Handle negative and undefined call
1222 adjustments for insn_default_length. Remove adjustment for millicode
1223 insn with unfilled delay slot.
1224 (pa_output_millicode_call): Update for revised millicode length.
1225 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1227 2012-11-29 Kai Tietz <ktietz@redhat.com>
1230 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1231 use by XNEWVEC/XRESIZEVEC.
1233 * i386.c (get_scratch_register_on_entry): Handle
1234 thiscall-convention.
1235 (split_stack_prologue_scratch_regno): Likewise.
1236 (ix86_static_chain): Likewise.
1237 (x86_output_mi_thunk): Likewise.
1239 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1241 Backported from mainline
1242 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1243 Markus Trippelsdorf <markus@trippelsdorf.de>
1246 * lto-opts.c (lto_write_options): Also handle
1247 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1248 OPT_SPECIAL_program_name.
1251 * lto-wrapper.c (merge_and_complain): Handle
1252 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1253 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1255 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1257 PR rtl-optimization/55489
1258 * gcse.c (compute_transp): Precompute a canonical version
1259 of XEXP (x, 0), and pass it to canon_true_dependence.
1261 2012-11-27 Richard Biener <rguenther@suse.de>
1264 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1265 stmt with a NOP instead of removing it.
1267 2012-11-26 Richard Biener <rguenther@suse.de>
1269 Backport from mainline
1270 2012-10-19 Richard Biener <rguenther@suse.de>
1272 PR tree-optimization/54976
1273 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1274 Robustify against odd inner_mode inputs.
1276 2012-10-12 Richard Biener <rguenther@suse.de>
1278 PR tree-optimization/54894
1279 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1280 Handle over-aligned scalar types properly.
1282 2012-10-02 Richard Guenther <rguenther@suse.de>
1285 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1286 cleaning up the CFG.
1288 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1290 Backport from mainline
1291 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1293 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1294 explaining the register ordering preferences.
1296 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1297 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1298 constraints so that the traditional floating point loads, stores,
1299 and moves are done first, then the VSX loads, stores, and moves,
1300 and finally the GPR loads, stores, and moves so that reload
1301 chooses FPRs over GPRs, and uses the traditional load/store
1302 instructions which provide an offset.
1303 (movdf_hardfloat64): Likewise.
1305 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1307 Backported from mainline
1308 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1309 H.J. Lu <hongjiu.lu@intel.com>
1312 * config/i386/i386.c (legitimize_pic_address): Properly handle
1314 (ix86_print_operand_address): Set code to 'k' when forcing
1315 addr32 prefix. For x32, zero-extend negative displacement if
1318 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1320 * common.opt (fvar-tracking-uninit): Document.
1321 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1322 * config/darwin.c (darwin_override_options): Likewise.
1324 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1326 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1327 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1329 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1331 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1333 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1335 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1338 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1340 Backport from mainline
1341 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.c (ix86_init_machine_status): Do not
1344 explicitly clear tls_descriptor_call_expanded_p again.
1346 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1348 * config/i386/sse.md
1349 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1350 as read and written by the instruction.
1352 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1354 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1355 (ix86_instantiate_decls): New function.
1356 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1357 stack slot instead of SLOT_VIRTUAL.
1358 <case IX86_BUILTIN_STMXCSR>: Ditto.
1359 (assign_386_stack_local): Do not assert when virtual slot is valid.
1360 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1361 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1362 (truncxf<mode>2): Ditto.
1363 (floatunssi<mode>2): Ditto.
1364 (isinf<mode>2): Ditto.
1365 * config/i386/sync.md (atomic_load<mode>): Ditto.
1366 (atomic_store<mode>): Ditto.
1368 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1371 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1372 the argument is itself a conditional expression.
1374 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1376 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1379 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1381 PR tree-optimization/54986
1382 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1383 conversions on entry but add them back on exit if needed.
1385 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1388 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1390 (print_reg): Use true_regnum rather than REGNO.
1391 (ix86_print_operand_address): Remove SUBREG handling.
1393 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1395 Backported from mainline
1396 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1399 * gimple.h (is_gimple_sizepos): New inline function.
1400 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1401 final assignment to expr variable.
1402 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1403 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1404 into a local temporary.
1406 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1408 PR tree-optimization/54877
1409 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1410 use make_ssa_name instead of copy_ssa_name.
1412 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1414 Backport from mainline
1415 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1417 PR tree-optimization/53708
1418 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1419 user-supplied alignment when used with an explicit section name.
1421 2012-11-02 Jeff Law <law@redhat.com>
1423 PR tree-optimization/54985
1424 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1425 from thread_across_edge.
1426 (thread_across_edge): Use it in all cases where we might thread
1429 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1431 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1432 special register pushes before frame probing and allocation.
1434 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1435 Joel Sherrill <joel.sherrill@oarcorp.com>
1437 * config/sparc/t-rtems: New (Custom multilibs).
1438 * config/sparc/t-rtems-64: New (Custom multilibs).
1439 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1440 (sparc-*-rtems*): Add sparc/t-rtems.
1442 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1444 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1446 (hash_rtx): Likewise.
1448 2012-10-29 Terry Guo <terry.guo@arm.com>
1450 Backport from mainline
1451 2012-10-11 Terry Guo <terry.guo@arm.com>
1453 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1455 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1458 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1460 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1461 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1463 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1465 * config/avr/t-rtems: Revert previous commit.
1467 2012-10-26 Terry Guo <terry.guo@arm.com>
1469 Backport from mainline
1470 2012-10-23 Terry Guo <terry.guo@arm.com>
1473 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1476 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1478 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1480 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1482 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1484 * config.gcc (microblaze*-*-rtems*): New target.
1485 * config/microblaze/rtems.h: New.
1486 * config/microblaze/t-rtems: New.
1488 2012-10-25 Richard Biener <rguenther@suse.de>
1490 PR tree-optimization/54902
1491 * tree-ssa-pre.c (fini_pre): Return TODO.
1492 (execute_pre): Adjust.
1493 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1494 blocks before computing dominators.
1496 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1498 Backport from mainline
1499 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1501 * config/i386/i386.c (memory_address_length): Assert that non-null
1502 base or index RTXes are registers. Do not check for REG RTXes.
1503 Determine addr32 prefix using SImode_address_operand or
1504 from original base and index RTXes. Simplify code.
1506 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1508 * config/i386/i386-protos.h (memory_address_length): Add new bool
1509 argument. Update all uses.
1510 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1511 add length of addr32 prefix based on mode of base or index register.
1512 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1513 addresses here. Update call to memory_address_length.
1514 (ix86_print_address_operand): Use SImode_address_operand predicate.
1515 * config/i386/predicates.md (SImode_address_operand): New.
1516 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1517 to calculate "mode" attribute. Use SImode_address_operand predicate
1518 instead of open-coding accepted RTX codes.
1520 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1522 Backport from 2012-10-22 trunk r192685.
1523 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1524 Note __AVR_<device>__ is not defined for cores.
1525 Don't point to --help=target.
1526 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1528 2012-10-19 Marek Polacek <polacek@redhat.com>
1530 Backported from mainline
1531 2012-10-19 Marek Polacek <polacek@redhat.com>
1534 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1535 pointer/non-pointer comparison.
1537 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1539 Backported from mainline
1540 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1543 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1544 sure the mode is correct when falling through from above cases.
1546 2012-10-19 Alan Modra <amodra@gmail.com>
1548 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1549 (HAVE_LD_LARGE_TOC): Likewise.
1550 * configure: Regenerate.
1552 2012-10-19 Alan Modra <amodra@gmail.com>
1554 * config/rs6000/predicates.md (splat_input_operand): Don't call
1555 input_operand for MEMs. Instead check for volatile and call
1556 memory_address_addr_space_p with modified mode.
1558 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1560 Backported from mainline
1561 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1563 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1565 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1567 PR rtl-optimization/54870
1568 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1569 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1570 SSA_NAME pointer that points to a partition if there is at least
1571 one variable with it set in the partition.
1572 * dse.c (local_variable_can_escape): New predicate.
1573 (can_escape): Call it.
1574 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1575 mark the SSA_NAME pointer that points to a partition.
1577 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1579 Backport from mainline
1580 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1582 PR rtl-optimization/53701
1583 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1584 rocess not only expr's vinsns but all old vinsns from expr's
1587 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1589 Backport from mainline
1590 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1593 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1595 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1596 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1597 only if producer writes to the register given by regno.
1599 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1601 Backport from mainline
1602 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1605 (UNSPEC_LOADU): New.
1606 (UNSPEC_STOREU): Ditto.
1607 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1608 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1609 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1610 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1611 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1612 (<sse2>_storedqu<avxsizesuffix>): ... this.
1613 (*sse4_2_pcmpestr_unaligned): Update.
1614 (*sse4_2_pcmpistr_unaligned): Ditto.
1616 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1617 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1618 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1619 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1620 gen_sse2_load{dqu,upd} to load from unaligned memory and
1621 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1623 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1624 Use CODE_FOR_sse_loadups.
1625 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1626 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1627 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1628 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1629 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1630 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1631 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1632 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1633 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1634 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1635 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1637 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1639 Backport from trunk (r190222):
1641 PR tree-optimization/54146
1642 * ifcvt.c: Include pointer-set.h.
1643 (cond_move_process_if_block): Change type of then_regs and
1644 else_regs from alloca'd array to pointer_sets.
1645 (check_cond_move_block): Update for this change.
1646 (cond_move_convert_if_block): Likewise.
1647 * Makefile.in: Fix dependencies for ifcvt.o.
1649 2012-10-15 Richard Guenther <rguenther@suse.de>
1651 PR tree-optimization/54920
1652 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1653 allocate temporary storage for all NARY elements.
1655 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1658 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1660 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1662 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1663 default_use_cxa_atexit to yes.
1665 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1667 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1669 2012-10-05 Jan Hubicka <jh@suse.cz>
1670 Jakub Jelinek <jakub@redhat.com>
1672 PR tree-optimization/33763
1673 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1674 attribute for redefined extern inline functions.
1676 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1678 Backported from mainline
1679 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1681 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1682 in SSE and YMM state support check for -march=native.
1684 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1687 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1690 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1692 Backported from mainline
1693 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1696 * doc/invoke.texi: Document -mprefer-avx128.
1698 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1700 Backported from mainline
1701 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1704 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1705 (XSTATE_FP): Likewise.
1706 (XSTATE_SSE): Likewise.
1707 (XSTATE_YMM): Likewise.
1708 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1709 SSE and YMM states aren't supported.
1711 2012-10-01 Tom de Vries <tom@codesourcery.com>
1713 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1716 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1719 * config/s390/s390.c (s390_option_override): Add missing break.
1721 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1723 Backport from mainline
1724 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1726 * config.gcc: Replace 'host' with 'target' when configuring for
1727 powerpc64*-*-freebsd.
1729 2012-09-28 Meador Inge <meadori@codesourcery.com>
1731 Backport from mainline
1732 2012-09-27 Meador Inge <meadori@codesourcery.com>
1734 * gcc-ar.c (main): Handle the returning of the sub-process error
1737 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1739 Backport from 2012-09-28 trunk r191821.
1740 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1742 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1745 * simplify-rtx.c (simplify_binary_operation_1): Perform
1746 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1748 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1750 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1751 TYPE_NONALIASED_COMPONENT flag.
1752 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1753 TYPE_NONALIASED_COMPONENT flag.
1755 2012-09-21 Richard Guenther <rguenther@suse.de>
1758 Backport from mainline
1759 2012-04-19 Richard Guenther <rguenther@suse.de>
1761 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1764 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1767 * c-typeck.c (c_cast_expr): When casting to a type requiring
1768 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1771 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1774 * c-typeck.c (build_unary_op): Pass original argument of
1775 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1776 any C_MAYBE_CONST_EXPR, if it has integer operands.
1777 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1778 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1779 to c_objc_common_truthvalue_conversion, then remove any
1780 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1781 c_objc_common_truthvalue_conversion not
1782 c_common_truthvalue_conversion.
1783 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1784 call note_integer_operands for arguments with integer operands
1785 that are not integer constants.
1787 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1789 Backported from mainline
1790 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1792 PR tree-optimization/54563
1793 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1794 gimple_purge_dead_eh_edges if last call has been changed.
1796 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1799 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1800 instead of (match_dup 0) as second argument to vec_merge.
1801 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1802 Remove third alternative.
1803 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1804 operand 2 instead of operand 1, but put it as first argument
1806 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1807 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1810 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1812 * BASE-VER: Set to 4.7.3.
1813 * DEV-PHASE: Set to prerelease.
1815 2012-09-20 Release Manager
1817 * GCC 4.7.2 released.
1819 2012-09-15 Andi Kleen <ak@linux.intel.com>
1821 Backport from mainline
1822 2012-09-07 Andi Kleen <ak@linux.intel.com>
1824 * gcc/lto-streamer.h (res_pair): Add.
1825 (lto_file_decl_data): Replace resolutions with respairs.
1827 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1828 Initialize respairs.
1829 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1831 2012-09-14 Walter Lee <walt@tilera.com>
1833 Backport from mainline.
1834 2012-09-14 Walter Lee <walt@tilera.com>
1836 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1837 option for TILEPro and TILE-Gx.
1839 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1841 * config/i386/i386.h (x86_prefetchw): New global variable.
1842 (TARGET_PREFETCHW): New macro.
1843 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1844 (processor_alias_table): Add PTA_PREFETCHW to
1845 bdver1, bdver2 and btver1.
1846 (ix86_option_override_internal): Set x86_prefetchw for
1847 PTA_PREFETCHW targets.
1848 * config/i386/i386.md (prefetch): Expand to prefetchw
1849 for TARGET_PREFETCHW.
1850 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1852 Backport from mainline
1853 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1855 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1856 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1858 (*prefetch_sse): ... this.
1859 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1861 (*prefetch_3dnow): ... this.
1863 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1866 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1867 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1869 2012-09-12 Teresa Johnson <tejohnson@google.com>
1871 Backport from mainline.
1872 2012-09-12 Teresa Johnson <tejohnson@google.com>
1874 PR gcov-profile/54487
1875 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1876 test using F_SETLKW with fcntl.
1877 * configure, config.in: Regenerate.
1879 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1881 Backport from mainline
1882 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1884 * config/i386/i386.md : Comments on fma4 instruction selection
1885 reflect requirement on register pressure based cost model.
1887 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1888 flag is set-reset as informed by the cpuid flag.
1890 * config/i386/i386.c (processor_alias_table): fma4
1891 flag is enabled for bdver2.
1893 2012-09-12 Christian Bruel <christian.bruel@st.com>
1895 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1897 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1899 * config.gcc: Obsolete picochip-*.
1901 2012-09-11 Richard Guenther <rguenther@suse.de>
1904 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1905 on flag_toplevel_reorder.
1907 2012-09-10 Richard Henderson <rth@redhat.com>
1909 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1912 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1914 Backport from 2012-09-10 mainline r191132.
1917 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1919 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1922 * tree-sra.c (disqualify_base_of_expr): Check for possible
1923 NULL_TREE returned by get_base_address()
1925 2012-09-07 Richard Guenther <rguenther@suse.de>
1927 Backport from mainline
1928 2012-06-26 Jan Hubicka <jh@suse.cz>
1931 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1934 2012-09-07 Richard Guenther <rguenther@suse.de>
1936 Backport from mainline
1937 2012-07-13 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/53922
1940 * tree-vrp.c (value_inside_range): Change prototype to take
1941 min/max instead of value-range.
1942 (range_includes_zero_p): Likewise. Return the result from
1944 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1945 return value from range_includes_zero_p.
1946 (extract_range_from_unary_expr_1): Likewise.
1947 (compare_range_with_value): Likewise.
1948 (vrp_meet_1): Likewise.
1950 2012-09-07 Richard Guenther <rguenther@suse.de>
1953 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1954 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1955 arguments separately.
1957 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1959 Backported from mainline
1960 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1962 PR rtl-optimization/54455
1963 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1964 bb ends up with asm goto referencing bb's label.
1966 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1968 Backport from mainline.
1969 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1970 Richard Earnshaw <richard.earnshaw@arm.com>
1973 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1974 element size. Use elem_type from the formal parameter. New parameter
1976 (neon_expand_args): Adjust call to neon_dereference_pointer.
1978 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1980 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1981 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1983 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1985 Backport from mainline
1986 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1988 * config/i386/i386.md (isa): Add fma and fma4.
1989 (enabled): Handle fma and fma4.
1990 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1991 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1992 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1993 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1994 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1995 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1997 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1999 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2000 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2001 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2003 2012-09-06 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/54498
2006 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2007 abort when reaching an already visited region.
2008 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2009 (get_continuation_for_phi_1): Likewise.
2010 (walk_non_aliased_vuses): When we translated the reference,
2011 abort when we re-visit a region.
2012 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2014 2012-09-06 Andrew Pinski <apinski@cavium.com>
2017 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2019 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2022 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2023 build_int_cst with size_type_node instead of size_int.
2025 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2027 Backport from 2012-09-05 mainline r190697.
2030 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2031 configured --with-avrlibc.
2032 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2034 * config/avr/avrlibc.h: New file.
2035 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2036 configured --with-avrlibc.
2037 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2039 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2041 Backport from 2012-09-04 mainline r190919
2044 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2045 of size less than 4 bytes by using macro ARM_NUM_INTS.
2046 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2048 2012-09-04 Richard Henderson <rth@redhat.com>
2050 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2052 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2054 Backport from 2012-09-04 mainline r190920
2057 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2059 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2061 Backport from 2012-09-04 mainline r190914
2064 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2066 (avr_allocate_stack_slots_for_args): ...this new static function.
2068 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2070 Backported from mainline
2071 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2074 * doc/invoke.texi: Add -da and remove -dm.
2076 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2078 Backported from mainline
2079 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2082 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2083 operands[1] is CONST_INT_P, convert it to QImode before printing.
2085 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2088 * c-convert.c (convert): Don't call fold_convert_loc if
2089 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2090 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2091 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2093 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2096 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2097 if init is a CONSTRUCTOR.
2099 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2101 PR rtl-optimization/54369
2102 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2103 calling dbr_schedule.
2104 * config/sparc/sparc.c (sparc_reorg): Likewise.
2106 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2108 Backport from mainline
2109 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2111 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2112 case for Atom processor.
2114 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2116 Backport from mainline
2117 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2120 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2121 true for TARGET_64BIT or !flag_pic.
2122 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2123 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2124 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2125 Add insn constraint. Conditionally emit xchg asm insns.
2126 (atomic_compare_and_swap<mode>): Update calls. Check only
2127 cmpxchg8b_pic_memory_operand in memory address fixup.
2129 (CASHMODE): Rename from DCASHMODE.
2130 (doublemodesuffix): Update modes.
2131 (regprefix): New mode attribute.
2133 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2134 <UNSPECV_CMPXCHG>: New constant.
2135 (atomic_compare_and_swap<mode>_1): Rename from
2136 atomic_compare_and_swap_single<mode>. Update calls and
2137 unspec_volatile constants.
2138 (atomic_compare_and_swap<mode>_doubleword): Rename from
2139 atomic_compare_and_swap_double<mode>. Update calls and
2140 unspec_volatile constants.
2142 2012-08-28 Walter Lee <walt@tilera.com>
2144 Backport from mainline
2145 2012-08-28 Walter Lee <walt@tilera.com>
2147 * confg/tilegx/tilegx.md: Fix code style.
2148 (*zero_extendsidi_truncdisi): Fix typo.
2149 * config/tilegx/tilegx.c: Fix code style.
2150 (tilegx_function_profiler): Fix typo.
2152 2012-08-27 Walter Lee <walt@tilera.com>
2154 Backport from mainline
2155 2012-08-27 Walter Lee <walt@tilera.com>
2157 * doc/md.texi (TILE-Gx): Fix typo.
2159 2012-08-27 Walter Lee <walt@tilera.com>
2161 Backport from mainline
2162 2012-08-27 Walter Lee <walt@tilera.com>
2164 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2165 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2167 2012-08-27 Walter Lee <walt@tilera.com>
2169 Backport from mainline
2170 2012-08-27 Walter Lee <walt@tilera.com>
2172 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2173 (insn_bfins): Delete.
2175 2012-08-27 Walter Lee <walt@tilera.com>
2177 Backport from mainline
2178 2012-08-27 Walter Lee <walt@tilera.com>
2180 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2181 atomic_exchange_bare<mode>,
2182 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2183 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2184 * config/tilegx/tilegx.md (type): Add X1_remove.
2185 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2186 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2187 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2190 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2192 PR rtl-optimization/54088
2193 * jump.c (delete_related_insns): Robustify latest change.
2195 2012-08-21 Richard Guenther <rguenther@suse.de>
2197 Backport from mainline
2198 2012-08-16 Richard Guenther <rguenther@suse.de>
2201 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2203 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2204 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2205 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2206 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2207 (tree_ssa_lim_finalize): Free all mem_refs.
2208 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2209 scc when bailing out.
2210 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2211 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2212 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2213 FOR_EACH_LOOP_BREAK.
2215 2012-08-17 Richard Guenther <rguenther@suse.de>
2217 * tree-sra.c (modify_function): Free redirect_callers vector.
2218 * ipa-split.c (split_function): Free args_to_pass vector.
2219 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2221 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2222 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2223 (vect_analyze_slp_instance): Free everything.
2224 (destroy_bb_vec_info): Free the SLP instances.
2226 2012-08-17 Richard Guenther <rguenther@suse.de>
2228 * params.def (integer-share-limit): Decrease from 256 to 251,
2231 2012-08-21 Richard Guenther <rguenther@suse.de>
2233 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2234 the affine expansion cache.
2236 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2238 Backported from trunk
2239 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2242 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2244 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2246 Backport from mainline.
2247 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2250 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2251 mark as predicable. Adjust asm template.
2252 (vec_setv2di_internal): Likewise.
2253 (vec_extract<mode> VD, VQ): Likewise.
2254 (vec_extractv2di): Likewise.
2255 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2256 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2257 (neon_vdup_n<mode> VX, V32): Likewise.
2258 (neon_vdup_nv2di): Likewise.
2260 2012-08-17 Walter Lee <walt@tilera.com>
2262 Backport from mainline
2263 2012-08-17 Walter Lee <walt@tilera.com>
2265 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2266 (FEEDBACK_ENTER): Define.
2267 (FEEDBACK_REENTER): Define.
2268 (FEEDBACK_ENTRY): Define.
2269 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2270 (FEEDBACK_ENTER): Define.
2271 (FEEDBACK_REENTER): Define.
2272 (FEEDBACK_ENTRY): Define.
2274 2012-08-16 Walter Lee <walt@tilera.com>
2276 Backport from mainline
2277 2012-08-16 Walter Lee <walt@tilera.com>
2279 * config.gcc (tilegx-*-linux*): Add feedback.h.
2280 (tilepro-*-linux*): Likewise.
2281 * config/tilegx/feedback.h: New file.
2282 * config/tilepro/feedback.h: New file.
2284 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2286 Backport from mainline r189840 and r187586:
2287 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2289 * config/i386/i386.md (stack_protect_set): Disable the pattern
2290 for Android since Android libc (bionic) does not provide random
2291 value for stack protection guard at gs:0x14. Guard value
2292 will be provided from external symbol (default implementation).
2293 (stack_protect_set_<mode>): Likewise.
2294 (stack_protect_test): Likewise.
2295 (stack_protect_test_<mode>): Likewise.
2296 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2297 not have Bionic by default
2298 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2299 Macro OPTION_BIONIC is defined in this file and provides Bionic
2300 accessibility status
2302 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2304 * configure.ac: Stack protector enabling for Android targets.
2305 * configure: Regenerate.
2307 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2309 Backported from trunk
2310 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2312 PR rtl-optimization/53942
2313 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2314 directly from likely spilled non-fixed hard registers, move them
2317 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2319 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2320 (xop_phaddubq): Ditto.
2322 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2324 Backport from mainline
2325 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2326 Richard Earnshaw <rearnsha@arm.com>
2328 * target.def (vector_alignment): New target hook.
2329 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2330 * doc/tm.texi: Regenerate.
2331 * targhooks.c (default_vector_alignment): New function.
2332 * targhooks.h (default_vector_alignment): Add prototype.
2333 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2334 * config/arm/arm.c (arm_vector_alignment): New function.
2335 (TARGET_VECTOR_ALIGNMENT): Define.
2337 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2338 vector type alignment instead of size.
2339 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2340 element type size directly instead of computing it from alignment.
2341 Fix variable naming and comment.
2343 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2345 Backport from mainline
2346 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2348 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2349 (alpha_pad_function_end): ... this. Also insert NOP between
2350 sibling call and GP load.
2351 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2353 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2355 Backport from mainline
2356 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2357 H.J. Lu <hongjiu.lu@intel.com>
2359 PR rtl-optimization/54157
2360 * combine.c (gen_lowpart_for_combine): Don't return identity
2361 for CONST or symbolic reference.
2363 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2365 Backport from mainline
2366 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2369 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2370 split_cost argument signed.
2371 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2372 (ix86_avoid_lea_for_addr): Ditto.
2374 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2376 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2377 the address has less than two components.
2379 2012-08-02 Steve Ellcey <sellcey@mips.com>
2381 Backport from mainline
2382 2012-07-19 Steve Ellcey <sellcey@mips.com>
2384 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2387 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2389 Backport from mainline
2390 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2394 negative constant address for TARGET_X32 ...
2395 (ix86_decompose_address): ... here. Reject constant addresses
2396 that don't satisfy x86_64_immediate_operand predicate.
2398 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2401 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2402 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2403 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2404 addresses. Prevent zero extensions of CONST_INT operands.
2406 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.md (*lea): New insn pattern.
2411 (*lea<mode>_2): Ditto.
2412 (*lea_{3,4,5,6}_zext): Ditto.
2413 * config/i386/predicates.md (lea_address_operand): Do not reject
2414 zero-extended address operands.
2415 * config/i386/constraints.md (j): Remove address constraint.
2416 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2418 (ix86_print_operand_address): Handle SImode subreg of an address.
2419 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2421 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2423 Backport from mainline
2424 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2427 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2428 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2430 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2431 (*movdi_internal_rex64): Use %E operand modifier for lea.
2432 (*movsi_internal): Ditto.
2434 (*lea<mode>_2): Ditto.
2435 (*lea_{3,4,5,6}_zext): Ditto.
2436 (*tls_global_dynamic_32_gnu): Ditto.
2437 (*tls_global_dynamic_64): Ditto.
2438 (*tls_dynamic_gnu2_lea_32): Ditto.
2439 (*tls_dynamic_gnu2_lea_64): Ditto.
2440 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2442 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2444 Backport from mainline
2445 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2449 (ix86_print_operand_address): Assert that parts.base and parts.index
2450 are non-NULL after call to simplify_subreg.
2452 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2455 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2457 * config/sh/sh.c (sh_option_override): Do not change
2458 flag_finite_math_only. Set TARGET_IEEE to complement of
2459 flag_finite_math_only.
2460 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2461 description of mieee and mno-ieee behavior.
2463 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2466 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2467 (_lzcnt_u64): Ditto.
2469 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2471 Backport from mainline
2472 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2474 PR rtl-optimization/52250
2475 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2476 to put note list into. Unconditionally call move_bb_info.
2477 (move_bb_info): Do not assert the blocks being in the same region,
2478 just drop the note list if they are not.
2480 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2482 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2484 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2486 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2487 defining statement is a SSA name that occurs in abnormal PHIs.
2489 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2491 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2494 2012-07-19 Richard Guenther <rguenther@suse.de>
2495 Eric Botcazou <ebotcazou@adacore.com>
2497 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2498 about transition from invariant to known bits.
2499 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2501 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2504 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2505 (cleanup_tree_cfg_bb): Don't call it.
2506 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2509 2012-07-19 Christian Bruel <christian.bruel@st.com>
2512 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2514 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2516 * config.gcc (v850-*-rtems*): New target.
2517 * config/v850/rtems.h: New.
2518 * config/v850/t-rtems: New.
2520 2012-07-18 Nick Clifton <nickc@redhat.com>
2522 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2524 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2528 Backport from mainline
2529 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2532 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2533 instead expand it as zero extension.
2535 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2537 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2538 QImode and HImode splitters. Use ix86_comparison_operator.
2539 Explicitly match FLAGS_REG.
2540 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2542 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2543 Steven Bosscher <steven@gcc.gnu.org>
2544 Bernd Schmidt <bernds@codesourcery.com>
2546 PR rtl-optimization/53908
2547 * df-problems.c (can_move_insns_across): When doing
2548 memory-reference book-keeping, handle call insns.
2550 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2552 Backport from mainline
2553 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2556 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2557 sibcall_insn_operand. Move it to a temporary register if not.
2559 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2562 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2563 emit PIC sequence for fnaddr symbol reference in advance.
2565 2012-07-09 Jason Merrill <jason@redhat.com>
2568 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2569 (type_hash_eq): Likewise.
2572 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2574 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2576 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2577 due to negative shift amount.
2579 2012-07-06 Kai Tietz <ktietz@redhat.com>
2581 Backport from mainline.
2583 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2584 as "/mingw/include".
2586 2012-07-06 Nick Clifton <nickc@redhat.com>
2588 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2589 default_encode_section_info.
2591 2012-07-06 Richard Guenther <rguenther@suse.de>
2593 Backport from mainline
2594 2012-03-30 Richard Guenther <rguenther@suse.de>
2597 * double-int.c (rshift_double): Remove not needed cast.
2599 2012-03-28 Richard Guenther <rguenther@suse.de>
2602 * double-int.h (rshift_double): Remove.
2603 * double-int.c (lshift_double): Use absu_hwi to make count
2605 (rshift_double): Make static, take unsigned count argument,
2606 remove handling of negative count argument.
2607 (double_int_rshift): Dispatch to lshift_double.
2609 2012-07-06 Richard Guenther <rguenther@suse.de>
2611 Backport from mainline
2612 2012-06-18 Richard Guenther <rguenther@suse.de>
2614 PR tree-optimization/53693
2615 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2616 Reject operands with more than one use.
2618 2012-07-06 Richard Guenther <rguenther@suse.de>
2620 Backport from mainline
2621 2012-04-11 Richard Guenther <rguenther@suse.de>
2624 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2625 consider loop nesting.
2626 (evolution_function_is_univariate_p): Properly check the remainder
2629 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2631 Backport from mainline
2632 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2634 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2635 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2636 (adjacent_mem_locations): Move some code to and call...
2637 (get_memref_parts): ...new function.
2638 (mem_locations_overlap): New function.
2639 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2640 (is_mem_ref): Rename to...
2641 (find_mem_ref): ...this. Return MEM rtx.
2642 (get_store_dest): Remove function.
2643 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2644 new parameter and adjust calls.
2645 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2646 mem refs overlap for true_store_to_load_dep_costly.
2647 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2648 passed to adjacent_mem_locations.
2649 (is_costly_group): Walk resolved dependency list.
2650 (force_new_group): Emit group ending nop for Power6/Power7.
2651 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2652 (group_ending_nop): New define_insn.
2654 2012-07-04 Richard Guenther <rguenther@suse.de>
2657 * gimple-fold.c (get_base_constructor): Do not return an
2658 error_mark_node DECL_INITIAL.
2660 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2662 Backport from mainline
2663 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2665 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2666 code model string in the error message.
2668 2012-07-04 Tristan Gingold <gingold@adacore.com>
2670 Backport from mainline.
2671 2012-06-25 Tristan Gingold <gingold@adacore.com>
2673 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2674 (seh_cfa_adjust_cfa): ... that function.
2675 (seh_emit_stackalloc): Do not emit out of range values.
2676 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2677 UNSPEC_DEF_CFA constants.
2678 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2679 * config/i386/i386.c (ix86_frame_pointer_required): Required
2680 for very large frames on SEH target.
2681 (ix86_compute_frame_layout): Save area is before frame pointer
2682 on SEH target. Handle very large frames.
2683 (ix86_expand_prologue): Likewise.
2685 2012-07-04 Richard Guenther <rguenther@suse.de>
2687 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2688 as in free_lang_data_in_type.
2690 2012-07-02 Martin Jambor <mjambor@suse.cz>
2692 Backport from mainline.
2693 2012-07-02 Martin Jambor <mjambor@suse.cz>
2696 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2697 dynamic type change check.
2699 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2701 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2702 last statement of the finally block onto the switch.
2704 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2706 * configure: Regenerate.
2708 Backport from mainline.
2709 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2711 * config.gcc (target_type_format_char): New. Document it. Set it for
2713 * configure.ac (gnu_unique_option): Use target_type_format_char
2714 in test. Comment rationale.
2716 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2718 Backport from mainline.
2719 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2721 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2723 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2725 Backport from 2012-06-28 mainline r189049
2728 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2729 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2730 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2731 avr_hard_regno_call_part_clobbered.
2733 2012-06-28 Richard Guenther <rguenther@suse.de>
2736 * expr.c (expand_expr_real_1): Verify if the type is complete
2737 before inspecting its size.
2739 2012-06-27 Nick Clifton <nickc@redhat.com>
2741 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2744 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2747 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2749 2012-06-26 Nick Clifton <nickc@redhat.com>
2751 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2753 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2756 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2757 of x x x in the vmovlps load alternative.
2759 2012-06-22 Richard Guenther <rguenther@suse.de>
2761 * gcov-iov.c: Include bconfig.h and system.h.
2763 2012-06-22 Richard Guenther <rguenther@suse.de>
2765 PR gcov-profile/53744
2766 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2768 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2770 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2771 DECL_IGNORED_P non-reg vars even if they are used.
2773 2012-06-19 Jason Merrill <jason@redhat.com>
2776 * dwarf2out.c (modified_type_die): Use scope_die_for.
2777 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2778 (uses_local_type_r, uses_local_type): New.
2779 (scope_die_for): Keep a type that uses a local type in local scope.
2780 Use get_context_die for namespace and type scope.
2782 2012-06-19 Richard Guenther <rguenther@suse.de>
2785 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2786 replace it with the first non-BLOCK context.
2788 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2790 PR rtl-optimization/53700
2792 Backport from mainline
2793 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2795 * ira-color.c (setup_left_conflict_sizes_p): Process all
2796 conflicting objects.
2798 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2800 Backport from mainline
2801 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2805 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2806 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2807 instead of xop_mulv2div2di3_low.
2808 (xop_p<macs>dql): Fix vec_select selector.
2809 (xop_p<macs>dqh): Ditto.
2810 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2811 (xop_mulv2div2di3_high): Ditto.
2813 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2815 Backport from mainline:
2816 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2820 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2822 Backport from mainline:
2823 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2825 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2826 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2827 MAX_PCREL17F_OFFSET instead of fixed offset.
2828 (pa_attr_length_call): Likewise.
2829 (pa_attr_length_indirect_call): Likewise.
2831 2012-06-15 Walter Lee <walt@tilera.com>
2833 Backport from mainline:
2834 2012-06-15 Walter Lee <walt@tilera.com>
2836 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2838 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2840 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2842 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2844 Backport from mainline:
2846 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2847 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2848 * gimple.h (block_in_transaction): Check for flag_tm.
2850 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2852 PR tree-optimization/52558
2854 Backport from mainline:
2855 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2856 * gimple.h (gimple_set_in_transaction): Remove.
2857 (gimple_in_transaction): Look in BB instead.
2858 (gimple_statement_base): Remove in_transaction field.
2859 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2860 * trans-mem.c (compute_transaction_bits): Place transaction bit
2861 information into basic blocks.
2863 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2865 PR tree-optimization/52558
2866 * cfg.c (alloc_aux_for_edge): Fix comment.
2867 (alloc_aux_for_edge): Remove static.
2868 * basic-block.h (alloc_aux_for_edge): Protoize.
2869 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2870 (execute_sm_if_changed_flag): New.
2871 (execute_sm_if_changed_flag_set): New.
2872 (execute_sm): Do not generate data races unless requested.
2873 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2874 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2875 * gimple.h (block_in_transaction): New.
2876 (gimple_in_transaction): Use block_in_transaction.
2878 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2880 Backported from mainline
2881 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2883 PR rtl-optimization/53589
2884 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2885 discovery even when e->dest != target. If any LABEL_REF points
2886 to e->dest label, redirect it to target's label.
2888 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2891 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2892 returns false, replace stmt with GIMPLE_NOP.
2893 (check_omp_nesting_restrictions): Instead of issuing warnings,
2894 issue errors and return false if any errors were reported.
2896 2012-06-14 Richard Guenther <rguenther@suse.de>
2898 * BASE-VER: Set to 4.7.2.
2899 * DEV-PHASE: Set to prerelease.
2901 2012-06-12 Christian Bruel <christian.bruel@st.com>
2904 * config/sh/sh.c (sh_option_override): Don't force
2905 flag_omit_frame_pointer and maccumulate_outgoing_args.
2906 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2908 2012-06-14 Release Manager
2910 * GCC 4.7.1 released.
2912 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2914 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2916 2012-06-13 Richard Henderson <rth@redhat.com>
2918 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2919 iterator instead of INT.
2921 2012-06-08 Richard Henderson <rth@redhat.com>
2924 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2925 note to a clobber insn when no other insn is available.
2927 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2930 * doc/invoke.texi (Wenum-compare): Update documentation.
2932 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2935 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2937 (altivec_stvlxl): Ditto.
2938 (altivec_stvrx): Ditto.
2939 (altivec_stvrxl): Ditto.
2941 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2944 * trans-mem.c (expand_block_edges): Do not skip the first
2945 statement when resetting the BB.
2947 2012-06-04 Richard Guenther <rguenther@suse.de>
2950 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2951 create new assembler names.
2953 2012-06-04 Richard Guenther <rguenther@suse.de>
2955 Backport from mainline
2956 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2959 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2960 larger than maxbits. Don't compute maxbits modulo align.
2961 Also check that unit bytes long store at bitpos / unit * unit
2962 doesn't affect bits beyond bitregion_end.
2963 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2964 would not fit into bitregion_start ... bitregion_end + 1 bit
2966 (store_split_bit_field): Decrease unit close to end of bitregion_end
2967 if access is restricted in order to avoid mutual recursion.
2969 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2971 Backport from 2012-06-04 mainline r188172
2974 * config/avr/avr-stdint.h: New file.
2975 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2978 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2980 PR tree-optimization/53550
2981 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2982 is POINTER_TYPE_P, use sizetype as step type instead of type.
2984 2012-06-04 Richard Guenther <rguenther@suse.de>
2985 Eric Botcazou <ebotcazou@adacore.com>
2987 Backport from mainline
2988 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2990 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2991 Change type of BITOFFSET to signed. Make sure the lower bound of
2992 the computed range is non-negative by adjusting OFFSET and BITPOS.
2993 (expand_assignment): Adjust call to get_bit_range.
2995 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2997 * expr.c (get_bit_range): Return the null range if the enclosing record
2998 is part of a larger bit field.
3000 2012-03-20 Richard Guenther <rguenther@suse.de>
3002 * stor-layout.c (finish_bitfield_representative): Fallback
3003 to conservative maximum size if the padding up to the next
3004 field cannot be computed as a constant.
3005 (finish_bitfield_layout): If we cannot compute the distance
3006 between the start of the bitfield representative and the
3007 bitfield member start a new representative.
3008 * expr.c (get_bit_range): The distance between the start of
3009 the bitfield representative and the bitfield member is zero
3010 if the field offsets are not constants.
3012 2012-03-16 Richard Guenther <rguenther@suse.de>
3014 * stor-layout.c (finish_bitfield_representative): Fall back
3015 to the conservative maximum size if we cannot compute the
3016 size of the tail padding.
3018 2012-03-14 Richard Guenther <rguenther@suse.de>
3020 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3021 * stor-layout.c (start_bitfield_representative): New function.
3022 (finish_bitfield_representative): Likewise.
3023 (finish_bitfield_layout): Likewise.
3024 (finish_record_layout): Call finish_bitfield_layout.
3025 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3026 for QUAL_UNION_TYPE fields.
3027 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3028 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3029 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3034 * expr.c (get_bit_range): Unconditionally extract bitrange
3035 from DECL_BIT_FIELD_REPRESENTATIVE.
3036 (expand_assignment): Adjust call to get_bit_range.
3038 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3041 * fold-const.c (fold_binary_loc): Refine previous change.
3043 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3045 Backport from mainline
3046 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3049 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3050 avoid going above orig insn. Update comments.
3052 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3054 Backport from mainline
3055 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3058 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3059 prologue for unwinder and profiler.
3061 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3063 Backport from mainline
3064 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3066 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3068 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3070 Backport from mainline
3071 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3073 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3074 DBX_REGISTER_NUMBER.
3076 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3078 Backport from mainline
3079 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3081 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3082 operand is CONST_INT. Take COSTS_N_INSNS into account.
3083 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3086 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3088 * config/avr/avr.opt (-msp8): Document it.
3089 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3091 2012-05-31 Richard Guenther <rguenther@suse.de>
3094 * expr.c (expand_assignment): Do not use movmisalign on
3097 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3100 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3101 (pa_section_type_flags): New.
3102 (pa_legitimate_constant_p): Revert previous change.
3104 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3106 Backport from mainline
3107 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3110 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3111 accessed indirectly.
3112 (ipa_tm_create_version): Same.
3114 2012-05-30 Jason Merrill <jason@redhat.com>
3117 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3118 about array compound literals.
3120 2012-05-30 Richard Guenther <rguenther@suse.de>
3123 * fold-const.c (fold_binary_loc): Make sure to call
3124 fold_plusminus_mult_expr with the original sign of operands.
3126 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3128 * explow.c (probe_stack_range): Restore simple control flow and stop
3129 again when the probe cannot be generated if HAVE_check_stack.
3131 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3133 PR rtl-optimization/53519
3134 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3135 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3137 2012-05-29 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/53516
3140 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3142 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3144 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3146 Backport from mainline
3147 2012-05-28 Richard Guenther <rguenther@suse.de>
3149 PR tree-optimization/53438
3150 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3152 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3154 Backport from mainline
3155 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3157 PR rtl-optimization/52528
3158 * combine.c (can_combine_p): Add setting of subst_low_luid
3159 before call to expand_field_assignment().
3161 2012-05-26 Martin Jambor <mjambor@suse.cz>
3163 Backport from mainline
3164 2012-05-23 Martin Jambor <mjambor@suse.cz>
3166 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3168 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3171 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3172 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3174 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3177 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3178 (ix86_expand_vec_perm): Use int mode instead of float.
3180 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3183 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3184 gnu_ld variables to yes.
3185 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3186 (HAVE_GNU_AS): Likewise.
3187 * config.in: Regenerate.
3188 * configure: Likewise.
3190 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3192 Backport from mainline
3193 2012-03-12 Richard Guenther <rguenther@suse.de>
3194 * config/arm/arm.c (neon_dereference_pointer): Do not call
3195 covert during RTL expansion.
3197 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3199 Backport from mainline
3200 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3203 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3204 relied on signed overflow behavior.
3206 2012-05-24 Richard Guenther <rguenther@suse.de>
3209 * tree-profile.c (tree_profiling): Cleanup the CFG if
3210 execute_fixup_cfg requests it.
3212 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3214 PR tree-optimization/53465
3215 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3216 vr0 into *vr, then vrp_meet that.
3217 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3218 have any equivalences.
3219 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3222 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3224 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3226 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3227 (iterative_hash_gimple_type): Adjust comment.
3228 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3229 domain for an array type instead of the domain type itself.
3231 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3233 Backport from 2012-05-23 mainline r187803
3236 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3237 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3240 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3242 Backport from 2012-05-03 mainline r187075
3244 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3245 has_fma4 for AMD processors with both fma3 and fma4 support.
3247 2012-05-22 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/53408
3250 * tree-vect-loop.c (vectorizable_induction): Properly check
3251 the restriction that we cannot handle induction results from
3252 the inner loop outside of the outer loop.
3254 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3256 PR tree-optimization/53436
3257 * omp-low.c (omp_build_component_ref): New function.
3258 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3260 PR tree-optimization/53366
3261 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3262 tests if complex_numbers == 2, but there are non-complex number loads
3265 PR tree-optimization/53409
3266 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3267 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3269 PR tree-optimization/53410
3270 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3271 instead of build_int_cst (type, 0) where vector types might be
3274 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3277 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3278 from folded operands before wrapping another around the
3279 conditional expression.
3281 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3282 Patrick Marlier <patrick.marlier@gmail.com>
3284 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3287 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3289 Backport from mainline
3290 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3294 (UNSPECV_RDRAND): This.
3295 (rdrand<mode>_1): Updated.
3297 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3299 Backport from mainline
3300 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3302 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3303 RDRND, F16C and FSGSBASE.
3305 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3307 Backport from mainline
3308 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3310 * tree-ssa-pre.c (can_value_number_call): Delete.
3311 (compute_avail): Skip all statements with side effects.
3312 <GIMPLE_CALL>: Skip calls to internal functions.
3314 2012-05-18 David S. Miller <davem@davemloft.net>
3316 Backport r185385 from mainline
3317 2012-03-14 Richard Guenther <rguenther@suse.de>
3320 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3321 element type instead of mode, use build_vector_type_for_mode
3322 instead of the langhook, build a vector of proper signedness.
3323 (expand_vector_operations_1): Adjust.
3325 2012-05-18 Olivier Hainque <hainque@adacore.com>
3327 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3328 $(libsubdir) as libexecsubdir.
3330 2012-05-16 Andrew Pinski <apinski@cavium.com>
3332 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3335 2012-05-16 David S. Miller <davem@davemloft.net>
3337 * jump.c (delete_related_insns): If we remove a CALL, make sure
3338 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3340 2012-05-16 Richard Henderson <rth@redhat.com>
3343 * combine-stack-adj.c (prev_active_insn_bb): New.
3344 (next_active_insn_bb): New.
3345 (force_move_args_size_note): New.
3346 (combine_stack_adjustments_for_block): Use it.
3348 2012-05-16 Olivier Hainque <hainque@adacore.com>
3350 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3351 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3352 Add comments and improve stamp preservation across the whole sequence.
3353 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3355 2012-05-16 Richard Guenther <rguenther@suse.de>
3357 PR tree-optimization/53364
3358 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3359 detect a view-conversion of the decl.
3361 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3364 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3365 that operands[2] is either immediate, or q_regs_operand.
3367 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3369 Backport r187139 from mainline.
3370 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3372 PR rtl-optimization/52804
3373 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3374 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3375 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3376 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3377 RELOAD_FOR_OUTADDR_ADDRESS.
3379 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3383 generate target register for "load" class builtins.
3386 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3390 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3391 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3392 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3393 (<sse>_movu<ssemodesuffix>): New expander.
3394 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3395 (avx_movdqu<avxmodesuffix>): New expander.
3396 (*sse2_movdqu): Rename from sse2_movdqu.
3397 (sse2_movdqu): New expander.
3399 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3401 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3402 lineno 1 the same as lineno 0 before first start file directive.
3403 (optimize_macinfo_range): Likewise.
3405 * dwarf2out.c (have_macinfo): Define.
3406 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3407 attribute, don't force empty compilation unit and don't emit any
3408 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3410 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3412 Backport from mainline
3413 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3415 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3416 ORDERED and UNORDERED conditions.
3418 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3420 * function.c (requires_stack_frame_p): If the function can throw
3421 non-call exceptions, return true if the insn can throw internally.
3423 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3425 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3426 DECL_ORIGINAL_TYPE if it is present.
3428 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3430 Backport from 2012-05-12 mainline r187342.
3433 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3434 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3435 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3436 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3437 (expand_prologue): Move initialization of cfun->machine->is_naked,
3438 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3439 (avr_set_current_function): ...this new static function.
3440 (TARGET_SET_CURRENT_FUNCTION): New define.
3441 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3442 checking attributes of current_function_decl.
3443 (avr_regs_to_save): Ditto.
3444 (signal_function_p): Rename to avr_signal_function_p.
3445 (interrupt_function_p): Rename to avr_interrupt_function_p.
3447 * doc/extend.texi (Function Attributes): Better explanation of
3448 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3451 2012-05-09 Matthias Klose <doko@ubuntu.com>
3453 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3455 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3458 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3459 when a constant source operand matches an "I" constraint, the "no
3460 CC0 change" applies to a register-destination only, not a
3461 strict_low_part-destination.
3463 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3465 Backport from mainline:
3466 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3468 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3470 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3472 PR tree-optimization/53239
3473 * tree-vrp.c (get_value_range): Set VR of
3474 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3477 2012-05-07 Richard Guenther <rguenther@suse.de>
3479 PR tree-optimization/53195
3480 * tree-inline.c (setup_one_parameter): Properly add referenced
3481 vars from the parameters new known value.
3483 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3485 Backport from mainline:
3486 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3489 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3492 2012-05-04 Ian Lance Taylor <iant@google.com>
3494 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3495 values from false to NULL.
3497 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3499 Backport from mainline
3500 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3504 (TARGET_CMOV): Rename from TARGET_CMOVE.
3505 (TARGET_CMOVE): New define.
3506 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3507 Do not set TARGET_CMOVE here.
3509 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3511 Backport from mainline:
3513 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3515 PR tree-optimization/52633
3516 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3517 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3518 (vect_recog_over_widening_pattern): Remove handling of code that was
3519 already detected as over-widening pattern. Remove special handling
3520 of "unsigned" cases. Instead, support general case of conversion
3521 of the shift result to another type.
3523 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3525 * tree-vect-patterns.c (vect_single_imm_use): New function.
3526 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3527 (vect_recog_over_widening_pattern): Likewise.
3528 (vect_recog_widen_shift_pattern): Likewise.
3530 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3532 PR tree-optimization/52870
3533 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3534 presumed pattern statement is within the same loop or basic block.
3536 2012-05-04 Richard Guenther <rguenther@suse.de>
3538 * common.opt (flto-report): Do not mark as Optimization.
3540 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3543 * recog.c (constrain_operands): If extra constraints are present, also
3544 accept pseudo-registers with equivalent memory locations during reload.
3546 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3548 Backport from the mainline
3549 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3552 * config/rs6000/rs6000.md (bswapdi splitters): If
3553 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3554 default) is used, generate an alternate sequence that does not
3555 depend on using indexed addressing.
3557 2012-05-03 David S. Miller <davem@davemloft.net>
3560 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3561 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3562 (sparc_emit_float_lib_cmp): Likewise.
3564 2012-05-04 Martin Jambor <mjambor@suse.cz>
3566 Backport from mainline
3567 2012-05-02 Martin Jambor <mjambor@suse.cz>
3570 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3571 of a variable when the contect is a function.
3573 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3576 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3577 append program name to it and pass that as first argument
3578 to make_relative_prefix. Always pass standard_libexec_prefix
3579 as last argument to make_relative_prefix. If
3580 make_relative_prefix returns NULL, fall back to
3581 standard_libexec_prefix.
3584 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3588 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3589 mode, return that mode.
3591 2012-05-03 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/53144
3594 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3596 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3597 with SSA name values.
3598 (vn_reference_lookup_3): Adjust callers.
3600 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3602 PR tree-optimization/53163
3603 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3604 return value from compute_all_dependences.
3606 PR rtl-optimization/53160
3607 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3608 has been modified by ree pass already.
3610 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3612 Backport from mainline
3613 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3616 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3617 calls to cgraph_node_name in xstrdup.
3618 (ipa_make_edge_direct_to_target): Ditto.
3619 * tree-sra.c (convert_callers_for_node): Ditto.
3620 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3621 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3622 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3623 (cgraph_materialize_all_clones): Ditto.
3624 * ipa-inline.c (report_inline_failed_reason): Ditto.
3625 (want_early_inline_function_p): Ditto.
3626 (edge_badness): Ditto.
3627 (update_edge_key): Ditto.
3628 (flatten_function): Ditto.
3629 (ipa_inline): Ditto.
3630 (inline_always_inline_functions): Ditto.
3631 (early_inline_small_functions): Ditto.
3633 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3635 Backport from mainline
3636 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3638 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3639 Introduce emul_name to select the right linker emulation for
3640 powerpc64-*-freebsd*.
3641 * configure: Regenerate.
3642 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3643 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3644 * config/rs6000/freebsd64.h: New file.
3645 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3647 (rs6000_savres_strategy): Likewise.
3648 (rs6000_savres_routine_name): Likewise.
3649 (rs6000_elf_file_end): Likewise.
3650 * config/rs6000/t-freebsd64: New file.
3651 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3652 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3654 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3656 Backport from mainline
3657 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3660 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3662 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3664 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3665 predicate to discriminate types.
3667 2012-04-27 Richard Guenther <rguenther@suse.de>
3670 * convert.c (convert_to_integer): Avoid infinite recursion for
3671 target-defined built-in types.
3673 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3676 * config/cris/cris.md ("*andhi_lowpart_v32")
3677 ("*andqi_lowpart_v32"): Change first input-only operand from
3678 a (match_operand ...) to (match_dup 0). Drop alternatives with
3679 const_int-matching constraints for redundancy.
3680 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3681 three-operand alternative.
3683 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3685 Backport from mainline
3686 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3688 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3689 (*addsi_2_zext): Ditto.
3690 (*add<mode>_3): Ditto.
3691 (*addsi_3_zext): Ditto.
3692 (*add<mode>_5): Ditto.
3694 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3697 * c-typeck.c (set_nonincremental_init,
3698 set_nonincremental_init_from_string): Pass true instead of false
3699 as IMPLICIT to add_pending_init.
3701 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3703 Backport from 2012-04-24 mainline r186768.
3706 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3708 2012-04-24 Richard Guenther <rguenther@suse.de>
3710 PR tree-optimization/53085
3711 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3714 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3717 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3719 (output_addressed_constants): Likewise.
3722 * varasm.c (get_section): Don't ICE for section conflicts with
3723 built-in section kinds.
3725 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3727 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3729 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3731 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3733 2012-04-23 Richard Guenther <rguenther@suse.de>
3736 * c-typeck.c (build_binary_op): Fix typo.
3738 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3740 PR tree-optimizations/52891
3741 * tree-vect-patterns.c (adjust_bool_pattern): Use
3742 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3743 but with non-standard precision.
3745 2012-04-22 Ian Lance Taylor <iant@google.com>
3747 * godump.c (go_output_typedef): Dump size of structs.
3749 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3751 Backport from mainline:
3753 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3754 hints for 'A' operand types.
3756 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3758 Backport from 2012-04-19 mainline r186588.
3761 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3762 the case *(X+const).
3764 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3766 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3768 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3771 * config/i386/sync.md (atomic_<code><mode>): Rename to
3772 atomic_<logic><mode>.
3774 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3776 Backport from mainline
3777 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3780 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3781 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3782 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3783 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3784 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3785 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3786 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3787 gen_avx2_permvarv8sf.
3789 2012-04-16 Martin Jambor <mjambor@suse.cz>
3791 Backported from mainline
3793 2012-04-13 Martin Jambor <mjambor@suse.cz>
3796 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3797 fold_ctor_reference returns a zero constant.
3799 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3801 Backported from mainline
3802 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3804 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3805 and __ILP32__ for x32.
3807 2012-04-13 Tom de Vries <tom@codesourcery.com>
3809 Backport from mainline r186418.
3811 2012-04-13 Tom de Vries <tom@codesourcery.com>
3813 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3814 parameters vuse and vuse_escaped.
3815 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3816 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3819 2012-04-13 Richard Guenther <rguenther@suse.de>
3821 PR tree-optimization/52969
3822 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3823 the condition for the COND_EXPR and handle predicate negation
3824 by swapping the COND_EXPR arms.
3826 2012-04-13 Richard Guenther <rguenther@suse.de>
3829 * convert.c (convert_to_pointer): Remove special-casing of
3832 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3834 Backport from mainline
3835 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3838 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3839 the list of options to enable the FCFID instruction.
3840 (TARGET_EXTRA_BUILTINS): Adjust comment.
3842 2012-04-12 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/52943
3845 * tree-chrec.h (chrec_is_positive): Remove.
3846 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3847 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3848 Return false for a constant zero instead of negative.
3849 (analyze_siv_subscript_cst_affine): Handle zero difference
3850 in the initial condition explicitely.
3852 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3855 * varasm.c (process_pending_assemble_externals): Set
3856 pending_assemble_externals_processed true.
3857 (assemble_external): Call assemble_external_real if the pending
3858 assemble externals have been processed.
3860 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3863 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3864 the DECL generated for the special GOT helper.
3866 2012-04-06 Walter Lee <walt@tilera.com>
3868 Backport from mainline
3869 2012-03-07 Walter Lee <walt@tilera.com>
3871 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3872 REG_CFA_* notes for the stack pointer.
3873 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3874 EH_RETURN_STACKADJ_RTX.
3875 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3876 generate REG_CFA_* notes for the stack pointer.
3877 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3878 by EH_RETURN_STACKADJ_RTX.
3880 2012-04-06 Matt Turner <mattst88@gmail.com>
3882 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3884 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3886 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3887 of the destination isn't also a FP_REGS register.
3889 2012-04-03 Richard Guenther <rguenther@suse.de>
3891 Backport from mainline
3892 2012-03-02 Richard Guenther <rguenther@suse.de>
3894 PR tree-optimization/52406
3895 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3896 (struct indices): Add unconstrained_base member.
3897 (struct dr_alias): Remove unused vops member.
3898 (DR_UNCONSTRAINED_BASE): New define.
3899 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3900 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3901 be an artificial access that covers the whole indexed object,
3902 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3903 plain decl base-objects to their MEM_REF variant.
3904 (dr_may_alias_p): When the base-object of either data reference
3905 has unknown size use only points-to information.
3906 (compute_affine_dependence): Make dumps easier to read and
3908 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3909 DR_REF when looking for packed references.
3910 (vect_supportable_dr_alignment): Likewise.
3912 2012-04-03 Richard Guenther <rguenther@suse.de>
3914 Backport from mainline
3915 2012-03-15 Richard Guenther <rguenther@suse.de>
3918 * tree-data-ref.c (subscript_dependence_tester_1): Check
3919 all dimensions for non-conflicting access functions.
3921 2012-04-03 Richard Guenther <rguenther@suse.de>
3923 Backport from mainline
3924 2012-03-06 Richard Guenther <rguenther@suse.de>
3927 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3929 2012-03-23 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/52678
3932 * tree-vectorizer.h (struct _stmt_vec_info): Add
3933 loop_phi_evolution_part member.
3934 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3935 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3936 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3937 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3938 Use the cached evolution part and the PHI nodes value from
3939 the loop preheader edge instead of re-analyzing the evolution.
3941 2012-03-26 Richard Guenther <rguenther@suse.de>
3943 PR tree-optimization/52701
3944 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3945 compute and set the evolution part of PHI nodes.
3947 2012-03-30 Richard Guenther <rguenther@suse.de>
3949 PR tree-optimization/52754
3950 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3951 propagate arbitrary addresses into really plain dereferences.
3953 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3955 PR tree-optimization/52835
3956 * tree-data-ref.c (build_rdg): Return NULL if
3957 compute_data_dependences_for_loop failed.
3959 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3961 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3962 (stmt_can_make_abnormal_goto): Use it.
3963 (is_ctrl_altering_stmt): Likewise.
3965 2012-03-31 Martin Jambor <mjambor@suse.cz>
3967 Backported from mainline
3968 2012-03-30 Martin Jambor <mjambor@suse.cz>
3970 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3971 is a builtin_stack_save in a dominating BB.
3973 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3975 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3976 crossing 128bit lane boundary.
3978 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3980 Backported from mainline
3981 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3984 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3986 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3987 * config/i386/i386.c: Include reload.h.
3988 (ix86_legitimize_reload_address): New function.
3990 2012-03-28 Martin Jambor <mjambor@suse.cz>
3992 Backported from mainline
3993 2012-03-27 Martin Jambor <mjambor@suse.cz>
3996 * tree-sra.c (sra_modify_assign): Do not call
3997 load_assign_lhs_subreplacements when working with an unscalarizable
4000 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4003 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4004 __builtin_va_start to __builtin_next_arg if the latter is
4005 builtin_decl_explicit_p rather than when it is not.
4008 * tree-vect-generic.c (vector_element): Perform multiplication
4009 for pos in bitsizetype type instead of idx type.
4011 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4013 Backport from 2012-03-28 mainline r185910.
4016 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4017 (avr_builtin_decl): New static function.
4018 (struct avr_builtin_description, avr_bdesc): Move up.
4019 Add GTY marker. Add field fndecl. Remove redundant field id.
4020 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4021 (avr_expand_builtin): Code cleanup because .id is removed.
4023 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4026 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4029 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4031 Backport from 2012-03-28 mainline r185907.
4034 * config.gcc (tm_file): Remove avr/multilib.h.
4036 * doc/invoke.texi (AVR Options): Adjust
4037 documentation of -mtiny-stack.
4039 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4040 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4041 * config/avr/t-avr: Remove generation of multilib.h.
4042 * config/avr/t-multilib: Regenerate.
4043 * config/avr/multilib.h: Remove.
4044 * config/avr/avr.opt (-msp8): New option.
4045 (avr_sp8): New variable.
4046 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4047 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4048 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4049 (avr_device_to_sp8): New prototype.
4050 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4051 (DRIVER_SELF_SPECS): New define.
4052 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4053 __AVR_SP8__, __AVR_HAVE_SPH__.
4054 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4055 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4056 (avr_file_start): Ditto.
4058 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4061 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4062 instead of 8 in adjust_address.
4064 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4066 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4067 of a unit before computing the offset in units.
4069 2012-03-27 Richard Guenther <rguenther@suse.de>
4072 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4075 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4078 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4080 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4083 * varasm.c: Include pointer-set.h.
4084 (pending_assemble_externals_set): New pointer set.
4085 (process_pending_assemble_externals): Destroy the pointer set.
4086 (assemble_external): See if decl is in pending_assemble_externals_set,
4087 and add it to pending_assemble_externals if necessary.
4088 (init_varasm_once): Allocate pending_assemble_externals_set.
4090 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4092 Backported from mainline
4093 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4096 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4097 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4098 (vector_ltgt<mode>): Likewise.
4099 (vector_ordered<mode>): Likewise.
4100 (vector_unordered<mode>): Likewise.
4101 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4103 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4105 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4108 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4110 Backported from mainline
4111 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4115 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4116 GENERAL_REGS and FP_REGS for SImode.
4118 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4121 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4122 on any new_local_var_chain vars declared during recursing on
4123 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4125 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4127 Backport from 2012-03-22 mainline r185692.
4130 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4131 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4132 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4133 (delay_cycles_1, delay_cycles_2): Ditto.
4134 (delay_cycles_3, delay_cycles_4): Ditto.
4135 (nopv, *nopv): Ditto.
4136 (sleep, *sleep): Ditto.
4139 Backport from 2012-03-21 mainline r185605.
4141 PR rtl-optimization/52543
4143 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4144 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4145 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4146 (avr_load_libgcc_p): Restrict to __flash loads.
4147 (avr_out_lpm): Only handle 1-byte loads from __flash.
4148 (avr_load_lpm): New function.
4149 (avr_find_unused_d_reg): Remove.
4150 (avr_out_lpm_no_lpmx): Remove.
4151 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4152 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4153 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4154 (load_<mode>, load_<mode>_clobber): New insns.
4155 (mov<mode>): For multi-byte move from non-generic
4156 16-bit address spaces: Expand to load_<mode> resp.
4157 load_<mode>_clobber.
4158 (load<mode>_libgcc): Remove expander.
4159 (split-lpmx): Remove split.
4161 Backport from 2012-03-13 mainline r185329.
4164 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4165 offset (size) to a value the insns can deal with.
4166 (expand_epilogue): Ditto.
4168 Backport from 2012-03-12 mainline r185256.
4171 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4172 type from reg_class_t to enum reg_class.
4173 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4175 Backport from 2012-03-12 mainline r185253.
4178 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4179 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4180 r184615 from 2012-02-28.
4182 Backport from 2012-03-08 mainline r185105.
4184 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4185 for constants in [-63,63].
4187 Backport from 2012-03-08 mainline r185100.
4190 * config/avr/avr.c (avr_mem_clobber): New static function.
4191 (avr_expand_delay_cycles): Add memory clobber operand to
4192 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4193 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4194 (enable_interrupt, disable_interrupt): New expander.
4195 (nopv, sleep, wdr): New expanders.
4196 (delay_cycles_1): Add memory clobber.
4197 (delay_cycles_2): Add memory clobber.
4198 (delay_cycles_3): Add memory clobber.
4199 (delay_cycles_4): Add memory clobber.
4200 (cli_sei): New insn from former "enable_interrupt",
4201 "disable_interrupt" with memory clobber.
4202 (*wdt): New insn from former "wdt" with memory clobber.
4203 (*nopv): Similar, but for "nopv".
4204 (*sleep): Similar, but for "sleep".
4206 Backport from 2012-03-07 mainline r185043.
4209 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4211 Backport from 2012-03-07 mainline r185032.
4214 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4215 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4216 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4218 Backport from 2012-03-07 mainline r185031.
4221 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4223 * config/avr/avr.md (xload_8): Adjust insn length.
4225 Backport from 2012-03-07 mainline r185030.
4228 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4229 if RAMPZ affects reading from RAM.
4231 Backport from 2012-03-05 mainline r184919.
4233 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4235 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4237 Backport from mainline r185259.
4240 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4241 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4243 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4245 Backported from mainline
4246 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4249 * c-parser.c (c_parser_postfix_expression)
4250 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4252 * config/i386/smmintrin.h: Avoid /* within a comment.
4253 * config/i386/nmmintrin.h: Likewise.
4255 2012-03-22 Richard Guenther <rguenther@suse.de>
4257 * BASE-VER: Set to 4.7.1.
4258 * DEV-PHASE: Set to prerelease.
4260 2012-03-22 Release Manager
4262 * GCC 4.7.0 released.
4264 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4266 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4268 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4269 Andrew Pinski <apinski@cavium.com>
4272 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4273 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4274 calls instead of __builtin_ir{int,ound}*.
4276 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4279 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4282 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4284 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4285 Refer to GCC 4.7 version of c99status.html.
4287 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4289 Backport from mainline
4290 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4292 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4293 redefine to be NULL if the current bit-size is different from the
4294 configured bit-size.
4296 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4297 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4298 set the default tuning. Add asserts to make sure the cpu and tune
4299 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4300 test whether the index is set, instead of > 0.
4301 (rs6000_file_start): Do not reset the default cpu if the current
4302 bit-size is different from the configured bit-size.
4304 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4306 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4308 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4309 Update binutils references.
4310 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4311 Update binutils reference.
4312 Update Sun as/GNU ld caveat.
4313 Document binutils largefile requirement for LTO plugin.
4314 Remove reference to alternate libpthread.
4316 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4318 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4320 (Specific, mips-sgi-irix6): Likewise.
4322 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4324 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4325 * configure: Regenerate.
4327 2012-03-07 Richard Henderson <rth@redhat.com>
4329 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4330 * config/m68k/sync.md (atomic_test_and_set): Use it.
4331 (atomic_test_and_set_1): Likewise.
4333 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4336 * Makefile.in: Let install-gcc-ar depend on installdirs,
4337 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4338 Don't double canonicalize if cross-compiling.
4340 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4342 * trans-mem.c: New typedef for tm_region_p.
4343 Define vector types for tm_region_p.
4344 (tm_region_init): Replace region_worklist to a vector called
4347 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4350 * trans-mem.c (tm_region_init): Use last_basic_block.
4352 2012-03-05 Richard Henderson <rth@redhat.com>
4355 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4356 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4357 BIGGEST_ALIGNMENT is aligned.
4359 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4361 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4363 2012-03-05 Richard Henderson <rth@redhat.com>
4366 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4367 instead of calling negqi2 directly.
4369 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4371 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4372 (INTMAX_TYPE): Use it.
4373 (UINTMAX_TYPE): Likewise.
4374 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4375 (irix6_c_common_override_options): Declare.
4376 (C_COMMON_OVERRIDE_OPTIONS): Define.
4377 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4378 * config/mips/irix6-c.c: New file.
4379 * config/mips/t-irix6 (irix6-c.o): New target.
4380 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4383 2012-03-02 Richard Henderson <rth@redhat.com>
4385 * optabs.c (expand_atomic_test_and_set): Honor
4386 atomic_test_and_set_trueval even when atomic_test_and_set
4387 optab is not in use.
4389 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4391 Backport from mainline
4392 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4394 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4396 2012-03-02 Richard Guenther <rguenther@suse.de>
4398 * DEV-PHASE: Set to prerelease.
4400 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4402 * config.gcc (obsolete): Add all ARM targets using the FPA.
4403 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4404 * doc/install.texi: Avoid references to obsolete ARM ports.
4406 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4408 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4410 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4411 Joern Rennecke <joern.rennecke@embecosm.com>
4413 * doc/extend.texi: Expand and update information on interrupt
4414 attribute for Epiphany.
4416 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4418 * config/sh/sh-protos.h: Update copyright notice dates.
4419 * config/sh/sh.h: Likewise.
4420 * config/sh/sh.md: Likewise.
4421 * config/sh/constraints.md: Likewise.
4422 * config/sh/predicates.md: Likewise.
4424 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4426 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4427 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4429 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4431 * config/sh/constraints.md: Fix comment typo.
4433 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4436 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4437 unsigned HOST_WIDE_INT.
4438 (zvdep_imm64): Likewise.
4439 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4440 (vdepi_and): Likewise.
4441 Likewise for unamed 64-bit patterns.
4442 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4444 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4447 PR rtl-optimization/52417
4448 * cselib.c (cselib_any_perm_equivs): New variable.
4449 (cselib_reset_table): Check that it's not set when not
4450 preserving constants.
4451 (cselib_add_permanent_equiv): Set it.
4452 (cselib_have_permanent_equivalences): New.
4453 (cselib_init, cselib_finish): Reset it.
4454 * cselib.h (cselib_have_permanent_equivalences): Declare.
4455 * alias.c (get_addr): Restore earlier behavior when there
4456 aren't permanent equivalences.
4458 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4460 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4461 * config/v850/v850-modes.def: Fix copyright notice.
4463 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4465 * doc/extend.texi (AVR Built-in Functions): Document
4466 __builtin_avr_flash_segment.
4468 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4469 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4470 (*split.flash_segment): New insn-and-split.
4471 * config/avr/avr.c (avr_init_builtins): Add local variables:
4472 const_memx_void_node, const_memx_ptr_type_node,
4473 char_ftype_const_memx_ptr.
4475 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4477 PR tree-optimization/52445
4478 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4479 add ssa_name_ver, offset and size fields and change store field
4481 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4482 (add_or_mark_expr): Likewise. Only consider previous stores
4483 with the same size and offset.
4484 (nt_init_block): Only look at gimple_assign_single_p stmts,
4485 doesn't look at rhs2.
4487 2012-03-01 Richard Guenther <rguenther@suse.de>
4490 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4491 conversions from integral types to pointer types.
4493 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4495 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4496 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4497 unintentionally removed in r184616.
4499 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4501 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4504 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4505 Uros Bizjak <ubizjak@gmail.com>
4508 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4509 alternatives, add "e" constraint to the new last alternative
4510 and ! to last 3 alternatives.
4512 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4514 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4515 DW_AT_artificial attributes at the end of the processing.
4516 (gen_array_type_die): Likewise.
4517 (gen_enumeration_type_die): Likewise.
4518 (gen_struct_or_union_type_die): Likewise.
4519 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4522 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4525 * expr.c (expand_assignment): If doing misaligned store that doesn't
4526 cover all mode bits, perform a RMW cycle.
4528 PR tree-optimization/52429
4529 * tree-parloops.c (separate_decls_in_region_debug): Return early
4530 if var is LABEL_DECL.
4532 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4534 PR tree-optimization/52424
4535 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4536 calling dom_thread_across_edge.
4538 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4540 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4542 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4544 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4545 * config/avr/avr.c (avr_output_bld): Remove unused function.
4546 (avr_out_sbxx_branch): Use "%T" to print bit position.
4548 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4550 * config/avr/avr.md: Untabify.
4552 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4554 * config/avr/avr.md (eqne): New code iterator.
4555 (*dec-and-branchsi): Use it in text peephole's condition.
4556 (*dec-and-branchhi): Ditto.
4557 (*dec-and-branchqi): Ditto.
4559 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4562 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4563 the device does not have the skip-bug.
4565 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4567 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4568 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4569 -mpretend-cmove): New.
4571 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4574 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4575 doesn't count DEBUG_INSN refs.
4576 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4577 for DEBUG_INSN refs.
4579 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4583 2012-02-20 Richard Guenther <rguenther@suse.de>
4584 PR tree-optimization/52298
4585 * tree-vect-stmts.c (vectorizable_load): Properly use
4586 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4589 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4592 * gimple.h (gimple_in_transaction): New.
4593 (gimple_set_in_transaction): New.
4594 (struct gimple_statement_base): Add in_transaction field.
4595 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4597 (tree_ssa_lim_initialize): Compute transaction bits.
4598 * tree.h (compute_transaction_bits): Protoize.
4599 * trans-mem.c (tm_region_init): Use the heap to store BB
4601 (compute_transaction_bits): New.
4603 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4605 * gcc.c (display_help): Document --help=common and sort entries
4608 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4610 * doc/install.texi: Document check-$LANG specific shortcuts
4612 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4615 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4617 * config/arm/arm_neon.h: Regenerate.
4618 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4619 (neon_vcgeu): New insn.
4620 (neon_vcgtu): Likewise.
4621 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4622 (ops): Unsigned comparison intrinsics call a different
4625 2012-02-28 Richard Guenther <rguenther@suse.de>
4628 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4629 ordering for the VEC_CONCAT for two element vectors for
4630 V2SFmode, V2SImode and V2DImode.
4632 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4635 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4636 detecting big-endian triplets.
4638 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4640 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4641 mode if there is no type information available.
4643 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4645 PR tree-optimization/53207
4646 * doc/invoke.texi: Document as experimental and relying on graphite.
4648 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4650 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4651 of initializer to changes from r184614.
4653 2012-02-28 Richard Guenther <rguenther@suse.de>
4655 PR tree-optimization/52395
4656 * tree-sra.c (build_ref_for_offset): Also look at the base
4657 TYPE_ALIGN when figuring out the alignment of the replacement.
4659 2012-02-28 Richard Guenther <rguenther@suse.de>
4661 PR tree-optimization/52402
4662 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4663 mis-aligned types when creating the accesses at the call site.
4665 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4667 * config/avr/builtins.def: New file.
4668 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4669 * config/avr/avr.c (enum avr_builtin_id): Use it.
4670 (avr_init_builtins): Use it. And use avr_bdesc.
4671 (bdesc_1arg): Remove.
4672 (bdesc_2arg): Remove.
4673 (bdesc_3arg): Remove.
4674 (struct avr_builtin_description): Add field n_args.
4675 (avr_bdesc): New static variable using builtins.def.
4676 (avr_expand_builtin): Use it.
4677 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4678 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4679 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4681 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4684 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4685 match only one single hard register with respective hard reg rtx.
4686 (movmemx_<mode>): Ditto.
4687 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4688 insn anatomy of movmem[x]_<mode>.
4689 (avr_out_movmem): Same for printing assembler and operand usage.
4691 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4695 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4696 address spaces located outside of device flash.
4698 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4699 (mcu_type_s): Add field n_flash.
4700 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4701 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4702 (AVR_MCU): Add N_FLASH argument.
4703 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4704 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4705 macro __FLASH<n> if that address space makes sense for the device.
4706 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4707 outside of target flash.
4708 (avr_asm_named_section): Ditto.
4709 (avr_asm_select_section): Ditto.
4710 (avr_addr_space_convert): Ditto.
4711 (avr_emit_movmemhi): Ditto.
4712 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4713 address space is outside of device flash.
4714 (avr_insert_attributes): Ditto.
4715 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4716 avr_current_arch->n_segments.
4718 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4721 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4723 (*movabs<mode>_2): Likewise.
4725 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4728 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4729 s_register_operand in the test instead of REG_P. Don't call
4730 gen_reg_rtx if it won't be used.
4732 PR tree-optimization/52376
4733 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4735 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4737 * ifcvt.c (noce_get_condition): Check condition variable is not
4738 small_register_classes_for_mode_p before accepting.
4740 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4742 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4744 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4747 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4748 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4750 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4752 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4754 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4756 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4758 * config/sh/predicates.md: Remove blank lines.
4759 * config/sh/sh.c: Fix typos in comments.
4760 * config/sh/constraints.md: Likewise.
4761 * config/sh/sh.md: Remove blank lines.
4762 Fix typos in comments. Use ;; as comment characters.
4764 2012-02-26 Walter Lee <walt@tilera.com>
4766 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4767 (replace_mov_pcrel_step2): Ditto.
4769 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4772 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4773 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4774 and locs that reference values newer than the non-canonical value
4775 at hand. Return the canonical value as a worst case.
4776 (memrefs_conflict_p): Walk canonical value's locs.
4779 * cselib.c (preserve_only_constants): Rename to...
4780 (preserve_constants_and_equivs): ... this. Split out...
4781 (invariant_or_equiv_p): ... this. Preserve plus expressions
4782 of other preserved expressions too.
4783 (cselib_reset_table): Adjust.
4784 * var-tracking.c (reverse_op): Use canonical value to build
4787 2012-02-23 Kai Tietz <ktietz@redhat.com>
4789 * config/i386/i386.c (ix86_delegitimize_address): Handle
4790 UNSPEC_PCREL plus displacement.
4792 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4795 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4796 to test for unusedness in st X addressing.
4798 2012-02-24 Richard Guenther <rguenther@suse.de>
4801 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4802 (is_gimple_reg_type): Move inline ...
4803 * gimple.h (is_gimple_reg_type): ... here.
4805 2012-02-24 Richard Guenther <rguenther@suse.de>
4808 * passes.c (execute_function_todo): When verifying SSA form
4809 verify gimple form first.
4810 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4812 2012-02-24 Richard Guenther <rguenther@suse.de>
4815 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4816 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4818 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4820 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4822 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4824 * tree-phinodes.c (make_phi_node): Mark static.
4825 * tree-flow.h (make_phi_node): Remove extern decl.
4826 * doc/gimple.texi (make_phi_node): Remove documentation.
4828 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4830 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4831 * tree-ssa-sccvn.c (print_scc): Ditto.
4833 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4835 * doc/passes.texi (Full redundancy elimination): Fix typo.
4837 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4839 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4841 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4844 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4846 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4849 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4851 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4853 * config/avr/avr.md (code_stdname): Add ior, xor.
4854 (xior): New code iterator.
4855 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4856 (*<code_stdname><mode>qi.byte1-3): Ditto.
4858 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4860 PR tree-optimization/52019
4861 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4864 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4866 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4867 HAVE_INITFINI_ARRAY to work around namespace pollution in
4868 certain versions of newlib system headers.
4869 * config.in: Regenerate.
4870 * configure: Regenerate.
4871 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4872 instead of HAVE_INITFINI_ARRAY.
4874 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4877 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4878 is not offsettable memory reference.
4880 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4883 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4884 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4886 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4888 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4889 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4891 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4893 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4894 library on Solaris 8 even without TLS support.
4895 * configure: Regenerate.
4897 2012-02-22 Richard Guenther <rguenther@suse.de>
4900 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4901 for GIMPLE_DEBUG stmts.
4903 2012-02-22 Martin Jambor <mjambor@suse.cz>
4906 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4907 according to the base object.
4909 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4911 PR rtl-optimization/50063
4912 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4913 and 2 (8-bit SP) in operand 2.
4914 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4915 setup to use movhi_sp_r instead of vanilla move to write SP.
4916 Adjust REG_CFA notes to superseed unspec.
4917 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4919 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4920 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4921 irq_state 1 (IRQ known to be on) here.
4923 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4925 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4927 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4928 assign_hard_reg): Likewise.
4930 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4932 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4934 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4937 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4938 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4940 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4942 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4943 prototype from here to...
4944 * config/avr/avr.h: ...here.
4946 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4949 * thumb2.md (thumb2_shiftsi3_short): Split register and
4950 immediate shifts. For register shifts tie operands 0 and 1.
4951 (peephole2 for above): Check that register-controlled shifts
4952 have suitably tied operands.
4954 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4957 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4958 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4959 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4960 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4961 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4962 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4963 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4964 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4965 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4966 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4967 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4968 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4969 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4970 bdver1_ssevector_avx256_unaligned_load,
4971 bdver1_ssevector_sse128_unaligned_load,
4972 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4973 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4974 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4975 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4976 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4977 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4978 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4979 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4980 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4981 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4982 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4983 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4984 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4985 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4986 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4987 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4988 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4989 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4990 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4991 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4992 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4993 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4994 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4995 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4996 bdver1_ssediv_double_load, bdver1_ssediv_double,
4997 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4998 Add "bdver2" attribute.
5000 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5002 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5003 default if possible and not specified otherwise.
5005 2012-02-21 Richard Guenther <rguenther@suse.de>
5008 * gimplify.c (create_tmp_from_val): Use the main variant type
5009 for the type of the temporary we create.
5011 2012-02-21 Richard Guenther <rguenther@suse.de>
5013 PR tree-optimization/52324
5014 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5015 do not gimplify a MEM_REF address operand if it is already
5018 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5020 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5021 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5023 2012-02-21 Richard Guenther <rguenther@suse.de>
5025 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5026 nested_in_vect_loop.
5028 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5030 PR tree-optimization/52318
5031 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5032 vdef also to non-pure/const call stmts in the sequence.
5034 2012-02-20 David S. Miller <davem@davemloft.net>
5036 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5037 don't use the "rd %pc" instruction on v9 for PIC register loads.
5039 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5042 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5043 in a transaction safe function.
5045 2012-02-20 Kai Tietz <ktietz@redhat.com>
5048 * stor-layout.c (place_field): Handle desired_align for
5051 2012-02-20 Richard Guenther <rguenther@suse.de>
5053 PR tree-optimization/52298
5054 * tree-vect-stmts.c (vectorizable_store): Properly use
5055 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5057 (vectorizable_load): Likewise.
5058 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5059 Access DR_STEP after ensuring it is not NULL.
5061 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5063 PR tree-optimization/52286
5064 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5065 optimization use double_int_to_tree instead of build_int_cst_wide,
5066 rewrite to use double_int vars.
5068 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5071 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5073 Remove -e 0 from $gcc_cv_ld invocation.
5074 Only use __GLIBC_PREREQ if defined.
5075 Enable on Solaris since Solaris 8 patch.
5076 (gcc_SUN_LD_VERSION): New macro.
5077 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5078 gcc_SUN_LD_VERSION for version number format.
5079 * configure: Regenerate.
5080 * varasm.c (get_elf_initfini_array_priority_section): Set
5081 SECTION_NOTYPE for non-default priority.
5082 Use get_section instead of get_unnamed_section to emit
5083 .init_array/.fini_array with default priority.
5085 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5087 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5088 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5089 (mips_start_unique_function, mips_output_mips16_rdhwr)
5090 (mips_code_end): New functions.
5091 (TARGET_ASM_CODE_END): Define.
5093 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5095 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5096 to stubs with non-sibling calls.
5098 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5100 * doc/invoke.texi (-fira-* options): Copy-edit.
5101 (ira-* parameters): Copy-edit.
5103 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5105 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5106 GCC coding conventions.
5108 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5110 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5111 when used as adjectives.
5113 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5115 * doc/invoke.texi: Clean up "that"/"which" confusion.
5117 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5119 * system.h: Poison SMALL_REGISTER_CLASSES
5120 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5121 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5123 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5125 PR tree-optimization/52285
5126 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5127 when deciding if a call is a tail call or tail recursion.
5129 2012-02-16 Kai Tietz <ktietz@redhat.com>
5131 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5132 interger-constant displacement for UNSPEC_PCREL.
5134 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5136 PR rtl-optimization/52208
5137 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5138 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5140 PR tree-optimization/52255
5141 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5142 loop->header has virtual PHI, but exit_e->dest doesn't, add
5143 virtual PHI to exit_e->dest and adjust all uses after the loop.
5146 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5147 children with clone_tree_hash, not after it.
5149 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5151 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5152 extended identifiers.
5154 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5157 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5158 a same_body_alias, also test whether e->callee isn't a former
5159 or current clone of the decl this is a same body alias of.
5161 PR translation/52264
5162 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5164 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5166 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5168 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5171 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5172 force_reg instead of copy_to_reg for better optimization. Force
5173 non-register or memory operands into a register.
5175 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5177 * extend.texi: Reserve upper bits of memory model for future use.
5179 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5180 Anatoly Sokolov <aesok@post.ru>
5181 Eric Weddington <eric.weddington@atmel.com>
5184 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5185 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5186 Rewrite initializers for .macro.
5187 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5188 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5189 atxmega32d4, atxmega32x1.
5190 avrxmega4: atxmega64a3, atxmega64d3.
5191 avrxmega5: atxmega64a1, atxmega64a1u.
5192 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5193 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5194 avrxmega7: atxmega128a1, atxmega128a1u.
5195 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5196 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5197 (struct base_arch_s): Rename reserved to xmega_p.
5198 Rename reserved2 to have_rampd.
5199 (AVR_XMEGA): New define.
5200 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5201 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5202 * config/avr/predicates.md (io_address_operand): Take into
5204 (low_io_address_operand): Ditto.
5205 (high_io_address_operand): Ditto.
5206 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5207 (enabled, movhi_sp_r): Use them.
5208 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5209 cpp_define_formatted to built-in define __AVR_ARCH__.
5210 (__AVR_XMEGA__): New built-in define.
5211 (__AVR_HAVE_RAMPD__): New built-in define.
5212 (__AVR_HAVE_RAMPX__): New built-in define.
5213 (__AVR_HAVE_RAMPY__): New built-in define.
5214 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5216 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5217 (avr_option_override): Initialize them.
5218 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5219 (avr_init_expanders): Initialize them. No more block several calls.
5220 (emit_push_sfr): New static function.
5221 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5223 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5224 (avr_print_operand): Print addreeses as symbols for
5225 RAMPX, RAMPY, RAMPD, CCP.
5226 (output_movhi): Handle AVR_XMEGA when writing to SP.
5227 (avr_out_movhi_mr_r_xmega): New static function.
5228 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5229 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5230 __RAMPD__, __CCP__ as needed.
5232 * config/avr/multilib.h: Regenerate.
5233 * config/avr/t-multilib: Regenerate.
5234 * config/avr/avr-tables.opt: Regenerate.
5236 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5238 PR tree-optimization/50561
5239 * graphite-flattening.c (lst_project_loop): Do not
5240 remove old scattering dimensions after flattening.
5241 (lst_do_flatten): Likewise.
5243 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5245 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5246 __builtin_avr_map8, __builtin_avr_map16.
5247 Document __builtin_avr_insert_bits.
5249 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5250 (insert_bits): New insn.
5251 (adjust_len.map_bits): Rename to insert_bits.
5252 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5253 * avr-protos.h (avr_out_map_bits): Remove.
5254 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5255 * config/avr/constraints.md (Cxf,C0f): New.
5256 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5257 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5258 New built-in define __BUILTIN_AVR_INSERT_BITS.
5259 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5260 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5261 (avr_move_bits): Rewrite.
5262 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5264 (avr_map_op_t): New typedef.
5265 (avr_map_op): New static variable.
5266 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5267 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5268 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5269 (bdesc_3arg, avr_expand_triop_builtin): New.
5270 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5271 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5272 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5273 (avr_map_equal_p, avr_map_sig_p): Remove.
5274 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5275 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5276 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5277 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5278 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5279 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5281 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5283 * config/c6x/c6x.md (reserve_cycles): New attribute.
5284 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5285 don't reserve functional units after the branch occurs.
5287 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5290 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5291 functions into non-tm_pure functions.
5293 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5296 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5297 (iterative_hash_canonical_type): Likewise.
5298 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5301 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5303 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5304 sched-group insn, it either remains alone or the entire list is pruned.
5306 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5308 * doc/install.texi (Prerequisites): Fix grammar.
5309 (Configuration): Likewise.
5311 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5313 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5314 MPC as part of GCC before describing configuring with --with-gmp etc.
5315 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5316 sources are present.
5318 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5321 * dwarf2out.c (clone_tree_hash): New function.
5322 (copy_decls_walk): Use it instead of clone_tree.
5324 2012-02-14 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/52244
5327 PR tree-optimization/51528
5328 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5329 replacements for integral types.
5331 2012-02-14 Walter Lee <walt@tilera.com>
5333 * config.gcc: Handle tilegx and tilepro.
5334 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5336 Add HAVE_AS_TLS check for tilegx and tilepro.
5337 * configure: Regenerate.
5338 * doc/contrib.texi: Add Mat Hostetter and self.
5339 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5340 Document instruction intrinsics and network accessing intrinsics.
5341 (TILEPro Built-in Functions): New node. Document instruction
5342 intrinsics and network accessing intrinsics.
5343 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5344 (Specific, tilepro-*-linux*): Likewise.
5345 * doc/invoke.texi (TILE-Gx Options): New section.
5346 (TILEPro Options): New section.
5347 * doc/md.texi (TILE-Gx): New section.
5348 (TILEPro): New section.
5349 * common/config/tilegx/tilegx-common.c: New file.
5350 * common/config/tilepro/tilepro-common.c: New file.
5351 * config/tilegx/constraints.md: New file.
5352 * config/tilegx/linux.h: New file.
5353 * config/tilegx/mul-tables.c: New file.
5354 * config/tilegx/predicates.md: New file.
5355 * config/tilegx/sync.md: New file.
5356 * config/tilegx/t-tilegx: New file.
5357 * config/tilegx/tilegx-builtins.h: New file.
5358 * config/tilegx/tilegx-c.c: New file.
5359 * config/tilegx/tilegx-generic.md: New file.
5360 * config/tilegx/tilegx-modes.def: New file.
5361 * config/tilegx/tilegx-multiply.h: New file.
5362 * config/tilegx/tilegx-protos.h: New file.
5363 * config/tilegx/tilegx.c: New file.
5364 * config/tilegx/tilegx.h: New file.
5365 * config/tilegx/tilegx.md: New file.
5366 * config/tilegx/tilegx.opt: New file.
5367 * config/tilepro/constraints.md: New file.
5368 * config/tilepro/gen-mul-tables.cc: New file.
5369 * config/tilepro/linux.h: New file.
5370 * config/tilepro/mul-tables.c: New file.
5371 * config/tilepro/predicates.md: New file.
5372 * config/tilepro/t-tilepro: New file.
5373 * config/tilepro/tilepro-builtins.h: New file.
5374 * config/tilepro/tilepro-c.c: New file.
5375 * config/tilepro/tilepro-generic.md: New file.
5376 * config/tilepro/tilepro-modes.def: New file.
5377 * config/tilepro/tilepro-multiply.h: New file.
5378 * config/tilepro/tilepro-protos.h: New file.
5379 * config/tilepro/tilepro.c: New file.
5380 * config/tilepro/tilepro.h: New file.
5381 * config/tilepro/tilepro.md: New file.
5382 * config/tilepro/tilepro.opt: New file.
5384 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5386 PR tree-optimization/52210
5387 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5388 vect_model_simple_cost with two entry vect_def_type array instead
5389 of an address of dt.
5391 2012-02-14 Richard Guenther <rguenther@suse.de>
5394 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5395 Do not stream DECL_QUALIFIER.
5396 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5397 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5398 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5400 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5403 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5406 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5409 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5410 * cselib.c (cselib_subst_to_values_from_insn): New function.
5411 * sched-deps.c (add_insn_mem_dependence,
5412 sched_analyze_1, sched_analyze_2): Use it.
5414 2012-02-13 Jan Hubicka <jh@suse.cz>
5417 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5419 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5421 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5422 (GTM_SELF_SPECS): Define if not already defined.
5423 (driver_self_specs): Add GTM_SELF_SPECS.
5424 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5425 (GTM_SELF_SPECS): Define.
5426 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5427 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5429 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5431 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5434 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5437 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5438 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5440 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5443 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5445 2012-02-13 Richard Guenther <rguenther@suse.de>
5447 PR translation/52211
5448 * passes.c (enable_disable_pass): Fix typo.
5450 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5453 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5454 XOR for reduce_bit_field if type is unsigned.
5456 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5458 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5459 disallow changes from SFmode to mode with different size in FP regs.
5461 2012-02-12 Robert Millan <rmh@gnu.org>
5462 Gerald Pfeifer <gerald@pfeifer.com>
5464 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5467 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5469 PR rtl-optimization/52175
5470 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5471 to frame-related instructions.
5473 2012-02-10 Jason Merrill <jason@redhat.com>
5476 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5477 (demangle_new_symbols): Fill it.
5478 (scan_linker_output): Walk it.
5479 (start_tweaking): Split out from scan_linker_output.
5480 (maybe_tweak): Update sym->chosen.
5481 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5483 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5486 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5488 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5490 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5491 having the same mode as previous compare.
5493 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5495 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5496 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5497 (nonlocal_goto_internal): Likewise.
5498 (nonlocal_goto): Emit a use and an indirect jump directly.
5500 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5503 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5504 __atomic_{is,always}_lock_free.
5506 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5509 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5510 negative constant address for x32.
5512 2012-02-10 Richard Henderson <rth@redhat.com>
5514 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5515 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5516 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5518 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5519 Ira Rosen <irar@il.ibm.com>
5521 PR tree-optimization/50031
5522 * targhooks.c (default_builtin_vectorization_cost): Handle
5524 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5525 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5526 all types of reduction and pattern statements.
5527 (vect_estimate_min_profitable_iters): Likewise.
5528 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5529 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5530 for explicit realigns.
5531 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5532 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5534 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5535 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5536 vec_perm for VSX and handle vec_promote_demote.
5538 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5541 * builtins.c (fold_builtin_atomic_always_lock_free,
5542 expand_builtin_atomic_always_lock_free,
5543 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5544 Return and/or test boolean_true_node/boolean_false_node instead of
5545 integer_one_node/integer_zero_node.
5547 2012-02-10 Jan Hubicka <jh@suse.cz>
5550 * predict.c (predict_paths_for_bb): Prevent looping.
5551 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5553 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5555 * config/arm/arm.c (output_move_double): In one case properly
5556 count number of instructions that will be emitted.
5558 2012-02-10 Richard Guenther <rguenther@suse.de>
5560 PR translation/52193
5561 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5563 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5566 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5568 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5571 * var-tracking.c (emit_note_insn_var_location): If
5572 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5573 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5574 non-NOTE_DURING_CALL_P insn.
5576 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5579 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5581 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5584 * gcc.c (switch_matches) Support switches with separated form,
5587 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5589 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5591 (RAMPZ_ADDR): Ditto.
5592 * config/avr/avr.c (avr_addr_t): New typedef.
5593 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5594 (avr_init_expanders): Initialize it.
5595 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5597 (expand_epilogue): Ditto.
5598 (avr_print_operand): Ditto.
5599 (avr_file_start): Ditto.
5600 (avr_emit_movmemhi): Ditto.
5602 2012-02-08 Richard Guenther <rguenther@suse.de>
5604 PR tree-optimization/46886
5605 * tree-flow.h (do_while_loop_p): Declare.
5606 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5607 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5609 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5611 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5612 always succeed for integers larger than a native word.
5614 2012-02-08 Richard Guenther <rguenther@suse.de>
5616 PR rtl-optimization/52170
5617 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5618 properly handle integer vector modes.
5620 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5622 PR gcov-profile/52150
5623 * coverage.c: Include target.h.
5624 (build_var): Call targetm.strip_name_encoding on the assembler name.
5625 Change one _ into . or $ if the target allows it.
5626 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5628 PR rtl-optimization/52139
5629 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5630 is a BARRIER after emit_insn_after_noloc, move BB_END
5631 to the last non-BARRIER insn before it.
5633 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5636 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5637 (mips_gimplify_va_arg_expr): Call it instead of
5638 std_gimplify_va_arg_expr.
5640 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5642 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5643 message for -mno-pointers-to-nested-function.
5645 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5648 * expr.c (get_inner_reference): If there is an offset, add a negative
5649 bit position to it (if any).
5651 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5653 PR rtl-optimization/52060
5654 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5655 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5656 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5657 and/or i0src_copy2 when needed.
5659 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5661 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5662 or LTOPLUGINSONAME if have_c.
5664 * config/freebsd-spec.h: Add comment about what macros can be defined
5666 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5667 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5670 2012-02-07 Richard Guenther <rguenther@suse.de>
5672 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5673 newline in -alias dumps.
5675 2012-02-07 Kai Tietz <ktietz@redhat.com>
5676 Dave Korn <dave.korn.cygwin@gmail.com>
5679 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5680 Take care that typinfo gets dllexport-attribute.
5682 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5685 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5686 if modifier < EXPAND_SUM call force_operand on the result.
5688 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5690 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5691 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5693 (epiphany_function_type): Replace types for specific interrupts with
5694 EPIPHANY_FUNCTION_INTERRUPT.
5695 (EPIPHANY_INTERRUPT_P): Update.
5696 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5697 New static function.
5698 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5699 <disinterrupt>: Affects type identity.
5700 (epiphany_handle_interrupt_attribute): Handle variable number of
5702 (epiphany_compute_function_type): Update for new
5703 epiphany_function_type definition.
5704 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5705 handlers with a longcall forwarder.
5706 (epiphany_start_function): Handle multiple interrupt arguments and/or
5707 forwarder_section attribute.
5709 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5712 2012-02-07 Alan Modra <amodra@gmail.com>
5715 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5718 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5720 PR tree-optimization/50969
5721 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5722 use vec_perm rather than vector_stmt.
5723 (vect_model_load_cost): Likewise.
5724 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5725 vec_perm to be the same as other vector statements.
5726 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5727 cost of vec_perm for TARGET_VSX.
5729 2012-02-06 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/52115
5732 * tree-sra.c (access_has_replacements_p): New function.
5733 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5735 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5738 * trans-mem.c (expand_call_tm): Add an assertion.
5739 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5742 2012-02-06 Richard Guenther <rguenther@suse.de>
5744 PR tree-optimization/50955
5745 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5746 raise cost of expressions that replace an address with an
5747 expression based on a different pointer.
5749 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5752 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5753 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5755 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5758 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5759 -Weffc++ and specify guidelines come from second edition.
5761 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5763 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5764 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5765 (call_direct_split, call_value_split, call_value_internal_direct)
5766 (call_value_direct_split, call_value_multiple_split): Use jal and
5767 jal_macro attributes.
5769 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5771 * reload1.c (reload_regs_reach_end_p): Replace with...
5772 (reload_reg_rtx_reaches_end_p): ...this function.
5773 (new_spill_reg_store): Update commentary.
5774 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5775 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5776 before setting new_spill_reg_store.
5777 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5778 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5779 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5780 for non-spill reload registers.
5782 2012-02-05 Ira Rosen <irar@il.ibm.com>
5784 PR tree-optimization/52091
5785 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5786 (vect_is_simple_use_1): Likewise.
5787 * tree-vect-loop.c (vectorizable_reduction): Update calls
5788 to vect_is_simple_use_1 and vect_is_simple_use.
5789 (vectorizable_live_operation): Likewise.
5790 * tree-vect-patterns.c (widened_name_p,
5791 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5792 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5793 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5794 vectorizable_shift,vectorizable_operation, vectorizable_store,
5795 vectorizable_load): Likewise.
5796 (vect_is_simple_cond): Add an argument, pass it to
5797 vect_is_simple_use_1.
5798 (vectorizable_condition): Update calls to vect_is_simple_cond,
5800 (vect_is_simple_use): Add an argument, the statement in which
5801 OPERAND is used. Check that if OPERAND's def stmt is a double
5802 reduction phi node, the use is a phi node too.
5803 (vect_is_simple_use_1): Add an argument, pass it to
5805 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5806 to vect_is_simple_use.
5808 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5810 PR rtl-optimization/52095
5811 * modulo-sched.c (dump_insn_locator): New function.
5812 (loop_canon_p, sms_schedule): Use it.
5814 PR rtl-optimization/52113
5815 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5816 even for decomposable shift/zext insns.
5818 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5819 Zdenek Dvorak <ook@ucw.cz>
5821 PR rtl-optimization/52092
5822 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5823 on get_iv_value result.
5825 2012-02-02 Andrew Pinski <apinski@cavium.com>
5829 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5831 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5834 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5836 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5838 PR rtl-optimization/49800
5839 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5840 (sched_finish): Call regstat_free_n_sets_and_refs.
5842 2012-02-02 Jia Liu <proljc@gmail.com>
5844 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5847 2012-02-02 Jan Hubicka <jh@suse.cz>
5848 Tom de Vries <tom@codesourcery.com>
5851 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5852 * varpool.c (varpool_analyze_pending_decls): Likewise.
5854 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5855 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5857 * config.gcc: Add cr16-* support.
5859 * doc/extend.texi: Document cr16 extensions.
5860 * doc/install.texi: Document cr16 install.
5861 * doc/invoke.texi: Document cr16 options.
5862 * doc/md.texi: Document cr16 constraints.
5864 * common/config/cr16/cr16-common.c: New file.
5865 * config/cr16/cr16.c: New file.
5866 * config/cr16/cr16.h: New file.
5867 * config/cr16/cr16.md: New file.
5868 * config/cr16/cr16.opt: New file.
5869 * config/cr16/cr16-protos.h: New file.
5870 * config/cr16/predicates.md: New file.
5871 * config/cr16/constraints.md: New file.
5872 * config/cr16/t-cr16: New file.
5874 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5877 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5878 that operands[2] is either immediate, or q_regs_operand.
5880 PR tree-optimization/52073
5881 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5882 a pattern stmt for pattern uses, ignore uses outside of the loop.
5884 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5886 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5887 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5888 (OUT_AS1, OUT_AS2): Remove.
5890 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5892 PR rtl-optimization/51374
5893 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5894 to cross other volatile_refs_p insns.
5896 2012-02-01 Richard Guenther <rguenther@suse.de>
5898 * doc/invoke.texi (fno-inline): Clarify documentation.
5899 (finline-small-functions): Likewise.
5900 (finline-functions): Likewise.
5901 * common.opt (finline): Adjust comment and documentation.
5902 (finline-small-functions): Clarify documentation.
5903 (finline-functions): Likewise.
5904 (finline-functions-called-once): Likewise.
5906 2012-02-01 Tristan Gingold <gingold@adacore.com>
5908 * c-typeck.c (composite_type): Keep mode for pointers.
5910 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5912 * function.h (regno_reg_rtx): Adjust comment.
5913 * reginfo.c (init_reg_modes_target): Only use the previous mode
5914 if it fits within one register. Remove MIPS comment.
5916 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5919 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5921 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5923 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5924 to srak instruction.
5926 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5928 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5930 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5935 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5937 2012-01-31 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/51528
5940 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5943 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5948 * ree.c (add_removable_extension): Change def_map argument
5949 to unsigned *, store in def_map 1 + offset into *insn_list vector
5950 instead of pointers into the vector.
5951 (find_removable_extensions): Adjust caller.
5953 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5955 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5956 Transform all "* quoted-c-code" to { c-code }.
5957 Remove redundant test for "optimize" in combine patterns.
5958 Move (include "avr-dimode.md") to end of file.
5960 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5963 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5964 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5966 2012-01-30 Richard Guenther <rguenther@suse.de>
5968 PR tree-optimization/52028
5969 * tree-loop-distribution.c (ldist_gen): Properly update
5972 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5975 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5976 set_cur_line_info_table if not emitting debug info.
5978 PR tree-optimization/52046
5979 * tree-vect-patterns.c (check_bool_pattern): Give up if
5980 a comparison could throw.
5983 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5985 2012-01-30 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/52045
5988 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5989 SSA form if cfgcleanup did anything.
5991 2012-01-30 Richard Guenther <rguenther@suse.de>
5993 PR tree-optimization/52045
5994 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5995 before computing final todo.
5997 2012-01-30 Richard Guenther <rguenther@suse.de>
5999 PR tree-optimization/51528
6000 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6003 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6005 * df-problems.c (df_kill_notes): Check that the use refers
6006 to the note under examination.
6008 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6011 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6012 parameter and use short-lived pseudos.
6013 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6014 (sparc_expand_vector_init): Const-ify local variables and adjust
6015 calls to above functions.
6017 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6019 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6021 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6023 * doc/invoke.texi: Make usage of "compile time" and
6024 "run time"/"runtime" consistent throughout the file.
6026 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6028 * config/alpha/alpha.c (alpha_option_override): Default to
6029 full IEEE compliance mode for Go language.
6031 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6033 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6034 (LINK_SSP_SPEC): Define.
6036 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6039 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6042 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6044 * doc/invoke.texi: Correct hyphenation of "floating point",
6045 "double precision", and related terminology throughout the file.
6047 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6050 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6051 arm_general_register_operand predicate for operand 2 instead of
6054 2012-01-27 Ian Lance Taylor <iant@google.com>
6057 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6058 * builtins.c (expand_builtin_init_trampoline): Add onstack
6059 parameter. Change caller.
6060 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6061 * tree.c (build_common_builtin_nodes): Declare
6062 __builtin_init_heap_trampoline.
6064 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6066 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6067 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6068 * config/avr/avr.c: Ditto.
6069 (avr_regnames): Remove because unused.
6070 * config/avr/avr.md (*cpse.ne): New peephole.
6071 (*cpse.eq): New peephole from former cpse peepholes.
6073 2012-01-27 Michael Eager <eager@eagercon.com>
6075 * config/microblaze.c (microblaze_emit_compare): Correct
6076 test after pcmp instruction.
6078 2012-01-27 Richard Guenther <rguenther@suse.de>
6080 PR tree-optimization/52020
6081 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6083 2012-01-27 Richard Guenther <rguenther@suse.de>
6085 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6086 function non-const/pure.
6088 2012-01-27 Richard Guenther <rguenther@suse.de>
6090 PR tree-optimization/50444
6091 * tree-sra.c (build_ref_for_offset): Properly adjust the
6092 MEM_REF type for unaligned accesses.
6094 2012-01-27 Richard Guenther <rguenther@suse.de>
6096 PR tree-optimization/50444
6097 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6098 (expand_assignment): Use it. Properly handle misaligned
6099 bases when expanding stores to component references.
6100 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6103 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6106 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6107 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6108 * tree-data-ref.c (find_data_references_in_loop): Make static.
6109 (compute_all_dependences): Change return type to bool. Bail out
6110 for too many datarefs in a loop. Move the hunk resetting the data
6111 dependences vector from ...
6112 (compute_data_dependences_for_loop): ... here. Account for
6113 compute_all_dependences returning false.
6114 (compute_data_dependences_for_bb): Likewise.
6115 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6116 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6118 2012-01-27 Richard Guenther <rguenther@suse.de>
6121 * expr.c (store_field): Use the alias-set of the scratch memory
6124 2012-01-27 Tom de Vries <tom@codesourcery.com>
6126 PR tree-optimization/51990
6127 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6129 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6131 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6134 * var-tracking.c (reverse_op): Don't add any reverse operation
6135 if V already has any constant locations.
6137 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6139 * doc/invoke.texi: Correct usage of "command line" (noun)
6140 vs "command-line" (adjective) throughout.
6142 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6144 * doc/invoke.texi (Language Independent Options): Move
6145 -Wcoverage-mismatch blurb from here....
6146 (Warning Options): ...to here.
6148 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6150 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6151 Set rs6000_always_hint to false for 476.
6153 2012-01-27 Matthias Klose <doko@ubuntu.com>
6155 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6157 * incpath.c (add_standard_paths): Likewise.
6159 2012-01-27 Richard Henderson <rth@redhat.com>
6161 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6162 * config/m68k/sync.md (atomic_test_and_set): Rename from
6163 sync_test_and_setqi and adjust the operands.
6164 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6165 and unconditionally enable.
6167 2012-01-27 Richard Henderson <rth@redhat.com>
6169 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6170 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6171 (ldstub): Rename from ldstubqi.
6172 (ldstub<I24MODE>): Remove.
6174 2012-01-27 Richard Henderson <rth@redhat.com>
6176 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6177 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6178 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6179 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6180 * doc/tm.texi: Rebuild.
6182 2012-01-27 Richard Henderson <rth@redhat.com>
6184 * optabs.c (gen_atomic_test_and_set): Remove default.
6185 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6187 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6189 PR rtl-optimization/51978
6190 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6191 (combine_reaching_defs): Likewise.
6192 (struct re_info): Remove.
6193 (add_removable_extension): Remove x and data arguments,
6194 add insn, insn_list and def_map. Use the arguments directly
6195 instead of using struct re_info.
6196 (find_removable_extensions): Don't call add_removable_extension
6197 through note_stores, instead just call it with single_set
6199 (find_and_remove_re): Pass curr_cand->expr instead of
6200 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6202 2012-01-26 Michael Matz <matz@suse.de>
6204 PR tree-optimization/46590
6205 * cfgexpand.c: Revert last change (r183305).
6206 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6208 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6209 checking for emptiness.
6211 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6214 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6215 non-addressable non-BLKmode base correctly.
6217 2012-01-26 Michael Matz <matz@suse.de>
6219 PR tree-optimization/48794
6220 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6221 regions referenced from RESX/EH_DISPATCH.
6223 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6225 * config/s390/s390.h: Make BRANCH_COST an option.
6226 * config/s390/s390.opt: New option -mbranch-cost.
6228 2012-01-26 Richard Henderson <rth@redhat.com>
6230 Revert 2012-01-24 change:
6231 * trans-mem.c (requires_barrier): Do not instrument thread local
6232 variables and emit save/restore for them.
6234 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6237 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6240 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6242 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6245 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6248 Rename __pgm to __flash.
6249 Rename __pgm1 to __flash1.
6250 Rename __pgm2 to __flash2.
6251 Rename __pgm3 to __flash3.
6252 Rename __pgm4 to __flash4.
6253 Rename __pgm5 to __flash5.
6254 Rename __pgmx to __memx.
6255 * doc/extend.texi (AVR Named Address Spaces)
6256 Rename address space names as indicated above.
6257 * config/avr/avr.c (avr_addrspace): Ditto.
6259 * config/avr/avr-protos.h
6260 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6261 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6262 * config/avr/predicates.md: Ditto.
6263 * config/avr/avr.c Ditto, and
6264 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6265 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6267 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6268 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6269 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6270 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6271 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6272 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6273 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6274 * config/avr/avr.c: Ditto.
6275 * config/avr/avr.md: Ditto.
6277 2012-01-25 Jason Merrill <jason@redhat.com>
6280 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6282 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6284 PR tree-optimization/51987
6285 * tree-data-ref.c (get_references_in_stmt): Handle references in
6286 non-volatile GIMPLE_ASM.
6288 2012-01-25 Richard Guenther <rguenther@suse.de>
6290 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6291 bases are dereferenced.
6293 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6295 PR rtl-optimization/48374
6296 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6298 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6300 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6301 compute_data_dependences_for_loop returns false.
6302 * tree-parloops.c (loop_parallel_p): Likewise.
6304 2012-01-25 Richard Guenther <rguenther@suse.de>
6306 * tree.h (get_pointer_alignment_1): Declare.
6307 * builtins.c (get_pointer_alignment_1): New function.
6308 (get_pointer_alignment): Use it.
6310 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6312 PR rtl-optimization/48308
6313 * combine.c (enum undo_kind): Add UNDO_LINKS.
6314 (struct undo): Add member l to other_contents and where.
6315 (do_SUBST_LINK): New.
6317 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6318 (undo_all): Handle UNDO_LINKS.
6320 2012-01-25 Richard Henderson <rth@redhat.com>
6322 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6325 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6327 * optabs.c (gen_atomic_test_and_set): Use each argument.
6329 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6331 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6332 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6333 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6334 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6335 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6336 TARGET_PAIRED_SINGLE_FLOAT.
6338 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6340 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6341 (in_struct, return_val): Remove MEM documentation.
6342 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6343 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6344 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6346 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6347 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6348 * expr.c (store_field): Likewise.
6349 * function.c (assign_stack_temp_for_type): Likewise.
6350 * ifcvt.c (noce_try_cmove_arith): Likewise.
6351 * reload1.c (reload): Likewise.
6352 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6353 (alpha_set_memflags): Likewise.
6354 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6356 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6358 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6360 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6361 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6362 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6364 * cselib.c (cselib_rtx_varies_p): Delete.
6365 (cselib_invalidate_mem): Update call to canon_true_dependence.
6366 * dse.c (record_store, check_mem_read_rtx): Likewise.
6367 (scan_reads_nospill): Likewise.
6368 * cse.c (check_dependence): Likewise.
6369 (cse_rtx_varies_p): Delete.
6370 * expr.c (safe_from_p): Update call to true_dependence.
6371 * ira.c (validate_equiv_mem_from_store): Likewise.
6372 (memref_referenced_p): Likewise.
6373 * postreload-gcse.c (find_mem_conflicts): Likewise.
6374 * sched-deps.c (sched_analyze_2): Likewise.
6375 * store-motion.c (load_kills_store): Likewise.
6376 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6377 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6378 (compute_transp): Update call to canon_true_dependence.
6380 2012-01-25 Richard Henderson <rth@redhat.com>
6382 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6383 (maybe_emit_atomic_test_and_set): New.
6384 (expand_sync_lock_test_and_set): Use it.
6385 (expand_atomic_test_and_set): Likewise.
6386 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6387 the implementation; clarify implementation defined details.
6388 * doc/md.texi (atomic_test_and_set): Document.
6390 2012-01-25 Richard Henderson <rth@redhat.com>
6392 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6394 2012-01-25 Richard Henderson <rth@redhat.com>
6397 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6398 to effect no-op split.
6400 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6403 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6404 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6405 (BT_FN_VOID_PTR_INT_SIZE): New.
6406 (BT_FN_UINT_UINT_VAR): Remove.
6407 (BT_FN_UINT32_UINT32_VAR): New.
6408 (BT_FN_DOUBLE_VPTR): Remove.
6409 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6411 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6412 (_ITM_changeTransactionMode): Same.
6413 (_ITM_memmoveRtWt): Change return type to void.
6414 (_ITM_memcpyRtWt): Same.
6415 (_ITM_memsetW): Same.
6416 (_ITM_RaRD): Change types to double.
6421 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6423 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6424 Patrick Marlier <patrick.marlier@gmail.com>
6426 * trans-mem.c (requires_barrier): Do not instrument thread local
6427 variables and emit save/restore for them.
6429 2012-01-24 Jason Merrill <jason@redhat.com>
6432 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6433 output static aliases.
6435 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6438 * common.opt (-pie, -shared, pie, shared): Change from Common to
6440 * gcc.c (display_help): Display help for -pie and -shared.
6442 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6445 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6446 Remove note on size/offset limitation.
6447 (AVR Variable Attributes): Add example how to read data located
6448 with progmem. Refer to named address spaces.
6449 * doc/invoke.texi (AVR Options): Fix typo.
6451 2012-01-24 Richard Guenther <rguenther@suse.de>
6453 Forward-port to trunk
6454 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6457 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6458 op0 isn't sufficiently aligned and there is movmisalignM
6459 insn for mode, use it to load op0 into a temporary register.
6461 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6464 * target.def (const_not_ok_for_debug_p): New hook.
6465 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6467 * doc/tm.texi: Regenerated.
6468 * dwarf2out.c (const_ok_for_output_1): If
6469 targetm.const_not_ok_for_debug_p returns true, fail.
6470 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6472 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6474 2012-01-23 Kai Tietz <ktietz@redhat.com>
6477 * config/i386/predicates.md (symbolic_operand): Allow
6478 UNSPEC_PCREL as PIC expression for lea.
6479 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6480 * config/i386/i386.c (ix86_delegitimize_address): Handle
6481 UNSPEC_PCREL for none-MEM, too.
6483 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6485 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6486 (ipa_tm_create_version_alias): Same.
6488 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6491 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6492 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6494 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6495 Patrick Marlier <patrick.marlier@gmail.com>
6496 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6499 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6500 simple_object_start_read.
6502 2012-01-23 Richard Guenther <rguenther@suse.de>
6505 PR tree-optimization/51895
6506 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6507 parameter decomposition into BLKmode components.
6509 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6511 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6512 fake variables for restrict-qualified pointers whose pointed-to type
6513 contains a placeholder.
6515 2012-01-23 Richard Guenther <rguenther@suse.de>
6517 PR tree-optimization/51949
6518 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6520 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6522 PR rtl-optimization/51933
6523 * ree.c (transform_ifelse): Return true right away if dstreg is
6524 already wider or equal to cand->mode.
6525 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6526 (make_defs_and_copies_lists): Remove defs_list and copies_list
6527 arguments, add state argument, just truncate state->work_list
6528 instead of always allocating and freeing the vector. Assert that
6529 get_defs succeeds instead of returning 2. Changed return type to bool.
6530 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6531 have ext_src_mode, see if it has been modified already with the
6532 right kind of extension and has been extended before from the
6533 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6534 just return true. Remember the original mode in state->modified array.
6535 (combine_reaching_defs): Add state argument. Don't allocate and
6536 free here def_list, copied_list and vec vectors, instead just
6537 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6538 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6539 Add state variable, clear vectors in it, initialize state.modified
6540 if needed. Free all the vectors at the end and state.modified too.
6541 Don't skip a candidate if the extension expression has been modified.
6543 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6546 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6547 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6548 (extra_options) interix.opt -> i386/interix.opt"
6549 (extra_objs):Add winnt-stubs.o
6550 * configure.ac: Add interix to target_os .comm on PE check.
6551 * configure: Regenerate.
6552 * config/interix3.h: Delete and move bits to..
6553 * config/interix.h: Delete and move bits to..
6554 * config/i386/i386-interix3.h: Delete and move bits to..
6555 * config/i386/i386-interix.h: ..here.
6556 (TARGET_CPU_DEFAULT): Remove redefinition.
6557 (TARGET_ASM_CONSTRUCTOR): Undefine.
6558 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6559 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6560 (PTRDIFF_TYPE): Define.
6561 (LONG_DOUBLE_TYPE_SIZE): Define.
6562 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6563 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6564 (TARGET_SECTION_TYPE_FLAGS): Define.
6565 (ASM_DECLARE_FUNCTION_NAME): Define.
6566 (ASM_OUTPUT_EXTERNAL): Define.
6567 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6568 (ASM_OUTPUT_ALIGNED_BSS): Define.
6569 (PCC_BITFIELD_TYPE_MATTERS): Define.
6570 (USE_CONST_SECTION): Define.
6571 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6572 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6573 (SUPPORTS_ONE_ONLY): Remove.
6574 (I386_PE_STRIP_ENCODING): Define.
6575 * config/interix.opt: Delete and move bits to..
6576 * config/i386/interix.opt: ..here. New.
6577 (mpe-aligned-commons): Add.
6578 * config/i386/t-interix: Add copyright header.
6579 (winnt-stubs.o): Add rule.
6581 2012-01-22 Jason Merrill <jason@redhat.com>
6584 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6585 for extra name aliases.
6587 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6589 PR rtl-optimization/51924
6590 * ree.c (combine_set_extension): Improve debugging message.
6591 (combine_reaching_defs): Likewise.
6592 (get_defs): Rename confusingly named variable.
6593 (find_and_remove_re): Skip a candidate if the extension expression has
6596 2012-01-21 Robert Millan <rmh@gnu.org>
6597 Gerald Pfeifer <gerald@pfeifer.com>
6599 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6600 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6602 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6604 PR tree-optimization/51914
6605 * tree-vect-stmts.c (vectorizable_conversion): For
6606 cvt_type && modifier == WIDEN, put temporary with cvt_type
6607 at the beginning of vec_dsts and set vec_dest to temporary
6610 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6612 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6614 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6616 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6617 * config/rs6000/rs6000.c: Likewise.
6619 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6622 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6623 output_move_double on a copy of operands array.
6625 2012-01-20 Cary Coutant <ccoutant@google.com>
6626 Dodji Seketeli <dodji@redhat.com>
6629 * dwarf2out.c (copy_declaration_context): Return ref to parent
6630 of declaration DIE, if necessary.
6631 (remove_child_or_replace_with_skeleton): Add new parameter; update
6632 caller. Place skeleton DIE under parent DIE of original declaration.
6633 Move call to copy_declaration_context to here ...
6634 (break_out_comdat_types): ... from here.
6636 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6638 PR rtl-optimization/51856
6639 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6642 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6645 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6646 hints for neon loads and stores.
6648 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6652 * doc/extend.texi (Named Address Spaces): Split into subsections.
6653 (AVR Named Address Spaces): New subsection.
6654 (M32C Named Address Spaces): New subsection.
6655 (RL78 Named Address Spaces): New subsection.
6656 (SPU Named Address Spaces): New subsection.
6657 (Variable Attributes): New anchor "AVR Variable Attributes".
6658 (AVR Variable Attributes): Rewrite and avoid wording
6659 "address space" in this context.
6660 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6661 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6662 (AVR Built-in Macros): New subsubsection therein.
6663 * doc/md.texi (AVR constraints): Remove "C04", "R".
6665 2012-01-20 Richard Guenther <rguenther@suse.de>
6667 PR tree-optimization/51903
6668 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6669 when removing stmts.
6671 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6674 * config/arm/arm.c (arm_load_pic_register): Use
6675 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6676 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6677 (arm_pic_static_addr): Likewise.
6678 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6679 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6680 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6681 (pic_load_addr_unified): New.
6683 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6686 * function.c (instantiate_virtual_regs_in_insn): Use
6687 delete_insn_and_edges when removing a wrong asm insn.
6689 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6691 PR rtl-optimization/40761
6692 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6693 Add new member loop_num.
6694 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6695 (ira_build): Remove the parameter.
6697 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6698 (ira.c): Do not build CFG loops for one region allocation. Remove
6699 argument from ira_build call.
6701 * ira-build.c (init_loop_tree_node): New function.
6702 (create_loop_tree_nodes): Use it. Separate the case when CFG
6703 loops are not built.
6704 (more_one_region_p): Check current_loops.
6705 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6707 (add_loop_to_tree): Process loop equal to NULL too.
6708 (form_loop_tree): Separate the case when CFG loops are not built.
6709 Use explicitly number for the root.
6710 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6712 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6713 instead of loop->num.
6714 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6715 (mark_all_loops_for_removal): Ditto.
6716 (remove_unnecessary_regions): Separate the case when CFG loops
6718 (ira_build): Remove the parameter. Use explicit number of regions
6719 when CFG loops are not built.
6721 * ira-color.c (print_loop_title): Separate the case for the root node.
6722 Use loop_num instead of loop->num.
6723 (move_spill_restore): Use loop_num instead of loop->num.
6725 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6726 (change_loop): Ditto.
6727 (change_loop): Use loop_num instead of loop->num.
6729 * ira-lives.c (process_bb_node_lives): Ditto.
6731 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6733 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6735 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6738 * tree-mudflap.c (mf_artificial): New function.
6739 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6740 mx_register_decls, mudflap_enqueue_decl): Use it.
6743 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6744 numbers in the insn pattern.
6746 2012-01-19 Michael Matz <matz@suse.de>
6748 PR tree-optimization/46590
6749 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6750 use it in remembering which conflicts we already created.
6751 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6754 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6757 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6758 (merge_and_complain): Same.
6760 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6763 * config/initfini-array.h: Guard content of the header
6764 with #ifdef HAVE_INITFINI_ARRAY.
6765 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6766 Add initfini-array.h to tm_file here.
6767 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6768 * config.gcc: Don't add initfini-array.h to tm_file here.
6769 * configure: Regenerated.
6771 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6773 PR rtl-optimization/51505
6774 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6775 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6776 (df_note_bb_compute): Update the call to df_kill_notes.
6778 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6780 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6782 2012-01-18 Richard Guenther <rguenther@suse.de>
6784 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6785 of conversions to void *.
6787 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6788 Richard Sandiford <rdsandiford@googlemail.com>
6792 * optabs.h (simplify_expand_binop): Declare.
6793 * optabs.c (simplify_expand_binop): Make global.
6794 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6795 endian targets if the source cannot be exactly covered by word
6798 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6801 * hard-reg-set.h (struct hard_reg_set_container): New type.
6802 * target.h (struct hard_reg_set_container): Forward declare.
6803 * target.def (set_up_by_prologue): New target hook.
6804 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6805 * doc/tm.texi: Regenerated.
6806 * function.c (thread_prologue_and_epilogue_insns): Change
6807 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6808 Call targetm.set_up_by_prologue on it.
6809 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6810 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6812 2012-01-17 Nick Clifton <nickc@redhat.com>
6814 * config/rx/rx.c (rx_can_use_simple_return): New function.
6815 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6816 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6818 2012-01-17 Richard Guenther <rguenther@suse.de>
6821 * expr.c (expand_assignment): Take address-space information
6822 from the address operand of MEM_REF and TARGET_MEM_REF.
6823 (expand_expr_real_1): Likewise.
6825 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6827 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6828 reload dump is requested.
6830 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6833 * trans-mem.c (requires_barrier): Call may_be_aliased.
6835 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6837 PR tree-optimization/51877
6838 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6839 call arguments and fndecls compare equal, instead return false if they
6840 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6841 both SSA_NAMEs that are valueized the same, or they satisfy
6844 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6846 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6848 * configure: Regenerate.
6850 2012-01-16 Jan Hubicka <jh@suse.cz>
6854 * convert.c (convert_to_integer): Use fold_convert for
6855 converting an INTEGER_CST to integer type.
6857 2012-01-16 Jason Merrill <jason@redhat.com>
6860 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6862 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6865 * config/s390/s390.c (s390_chunkify_start): Don't skip
6866 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6867 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6868 If insn is followed by NOTE_INSN_VAR_LOCATION or
6869 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6870 Don't use location of note insns.
6872 PR tree-optimization/51865
6873 * tree-inline.c (tree_function_versioning): Call remap_decl
6874 on DECL_RESULT whenever it has VOID_TYPE_P type.
6876 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6878 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6879 for calls to locally-binding MIPS16 functions if only the return
6880 type uses float regs.
6882 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6883 Richard Sandiford <rdsandiford@googlemail.com>
6885 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6886 (SYMBOL_32_HIGH): Likewise.
6887 (mips_output_tls_reloc_directive): Declare.
6888 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6889 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6890 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6891 (mips_lo_relocs, mips_hi_relocs): Make extern.
6892 (mips16_stub_function): Move up file.
6893 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6894 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6895 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6896 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6897 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6898 (mips_get_tp): Add MIPS16 support.
6899 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6900 Generalize DTPREL and TPREL handling.
6901 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6902 Add MIPS16 TLS support.
6903 (mips_output_tls_reloc_directive): New function.
6904 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6905 * config/mips/predicates.md (symbolic_operand_with_high)
6906 (tls_reloc_operand): New predicates.
6907 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6908 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6909 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6910 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6911 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6912 (*tls_get_tp_mips16_call_<mode>): Likewise.
6914 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6916 PR rtl-optimization/51821
6917 * recog.c (peep2_find_free_register): Determine clobbered registers
6920 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6923 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6924 * config/avr/avr.c: Likewise.
6925 * config/avr/avr.h: Likewise.
6927 2012-01-13 Ian Lance Taylor <iant@google.com>
6930 * tree.h (TYPE_QUALS): Add cast to int.
6931 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6933 2012-01-13 Ian Lance Taylor <iant@google.com>
6935 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6936 comparing param_index to VEC_length result.
6938 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6940 * c-decl.c: Do not include tree-mudflap.h
6941 * tree-optimize.c: Likewise.
6942 * Makefile.in: Update dependencies.
6944 2012-01-13 Richard Guenther <rguenther@suse.de>
6947 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6948 variable-sized result always use RSO.
6950 2012-01-12 DJ Delorie <dj@redhat.com>
6952 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6953 pointer type, not just the default pointer type.
6955 2012-01-09 Richard Henderson <rth@redhat.com>
6956 Denis Chertykov <chertykov@gmail.com>
6959 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6960 * config/avr/avr.c (avr_can_eliminate): Simplify.
6961 (avr_initial_elimination_offset): Likewise.
6962 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6963 (expand_epilogue): Likewise.
6964 (avr_legitimize_address): Gut.
6965 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6966 (avr_hard_regno_nregs): New.
6967 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6968 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6969 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6970 add soft frame pointer.
6971 (CALL_USED_REGISTERS): Likewise.
6972 (REG_CLASS_CONTENTS): Likewise.
6973 (REGISTER_NAMES): Likewise.
6974 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6975 (HARD_FRAME_POINTER_REGNUM): New.
6976 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6977 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6978 remove the HARD_FRAME_POINTER self-elimination.
6980 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6983 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6984 DECL_EXTERNAL when checking for initializers of progmem variables.
6986 2012-01-12 Ira Rosen <irar@il.ibm.com>
6988 PR tree-optimization/51799
6989 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6990 that the last operation is a type demotion.
6992 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6994 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6995 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6997 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7000 * combine.c (distribute_notes): If i3 is a noreturn call,
7001 allow old_size to be equal to args_size and make sure the
7002 noreturn call gets REG_ARGS_SIZE note.
7003 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7004 on noreturn calls even when the delta is 0.
7006 2012-01-11 Nathan Sidwell <nathan@acm.org>
7008 * gcov.c (STRING_SIZE): Remove.
7009 (generate_results): Erase annotations for source files with no
7010 coverage information.
7012 (output_lines): Use it.
7014 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7016 * gimple.h (gimplify_body): Remove first argument.
7017 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7018 pointer set here, instead just pass DATA to walk_tree.
7019 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7020 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7021 (unvisit_body): Likewise, but with unmark_visited.
7022 (gimplify_body): Remove BODY_P argument and adjust.
7023 (gimplify_function_tree): Adjust call to gimplify_body.
7024 * omp-low.c (finalize_task_copyfn): Likewise.
7026 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7028 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7029 (build_function_type_skip_args): Delete.
7030 * tree.c (build_function_type_skip_args): Make static and add
7031 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7032 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7033 pass it to build_function_type_skip_args.
7034 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7035 (tree_function_versioning): Likewise.
7036 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7037 build_function_decl_skip_args.
7038 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7039 and pass it to build_function_decl_skip_args/tree_function_versioning.
7040 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7041 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7042 * trans-mem.c (ipa_tm_create_version): Likewise.
7043 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7044 * tree-inline.c (declare_return_variable): Remove always-true test.
7045 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7046 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7047 * ipa-split.c (split_function): Skip the return value for the split
7048 part if it doesn't return.
7050 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7052 PR tree-optimization/49642
7053 * ipa-split.c (forbidden_dominators): New variable.
7054 (check_forbidden_calls): New function.
7055 (dominated_by_forbidden): Likewise.
7056 (consider_split): Check for forbidden dominators.
7057 (execute_split_functions): Initialize and free forbidden
7058 dominators info; call check_forbidden_calls.
7060 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7062 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7064 2012-01-11 Nick Clifton <nickc@redhat.com>
7066 * config/rx/rx.md (return): Define pattern.
7068 2012-01-11 Richard Guenther <rguenther@suse.de>
7070 * doc/extend.texi (malloc attribute): Adjust according to
7073 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7074 Patrick Marlier <patrick.marlier@gmail.com>
7077 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7078 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7079 (ipa_tm_note_irrevocable): Same.
7080 (ipa_tm_scan_irr_block): Same.
7081 (ipa_tm_decrement_clone_counts): Same.
7082 (ipa_tm_scan_irr_function): Same.
7083 (ipa_tm_create_version_alias): Same.
7084 (ipa_tm_create_version): Same.
7085 (ipa_tm_transform_calls_redirect): Same.
7086 (ipa_tm_transform_calls): Same.
7087 (ipa_tm_transform_transaction): Same.
7088 (ipa_tm_execute): Same.
7090 2012-01-10 Richard Guenther <rguenther@suse.de>
7093 * opts.c (common_handle_option): Handle -Werror.
7095 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7097 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7100 2012-01-10 Jason Merrill <jason@redhat.com>
7102 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7105 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7107 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7108 supports R_386_TLS_GD_PLT reloc.
7109 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7110 supports R_386_TLS_LDM_PLT reloc.
7111 * configure: Regenerate.
7112 * config.in: Regenerate.
7114 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7117 Extend __pgmx semantics to linearize memory.
7118 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7119 determine if code comes inline or from libgcc.
7120 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7121 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7122 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7123 (movmemx_qi, movmemx_hi): New insns.
7124 (xload_<mode>_libgcc): Rewrite to new insn condition.
7125 (xload_<mode>): Remove insns.
7126 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7127 cases that don't satisfy avr_xload_libgcc_p().
7128 (avr_addr_space_convert): Allow converting in any direction.
7129 (avr_addr_space_subset_p): Return always true.
7130 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7131 (avr_emit_movmemhi): Ditto.
7132 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7133 (avr_out_movmem): Ditto.
7134 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7135 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7136 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7137 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7138 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7140 2012-01-10 Richard Guenther <rguenther@suse.de>
7142 PR tree-optimization/50913
7143 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7144 Require data-refs to be representable by Graphite with respect
7147 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7150 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7152 2012-01-10 Tom de Vries <tom@codesourcery.com>
7154 PR rtl-optimization/51271
7155 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7156 handling annulled branch.
7158 2012-01-10 Richard Henderson <rth@redhat.com>
7160 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7161 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7162 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7163 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7164 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7165 arm_expand_vec_perm_const): New.
7166 * config/arm/arm-protos.h: Update.
7167 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7168 (*neon_vswp<VDQX>): New.
7169 (neon_vcombine<VDX>): Use neon_split_vcombine.
7170 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7171 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7172 (vec_perm<VE>): New.
7174 2012-01-10 Richard Henderson <rth@redhat.com>
7176 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7177 use it if reload_completed.
7178 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7179 arm_output_asm_insn, arm_process_output_memory_barrier,
7180 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7181 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7182 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7183 arm_process_output_sync_insn, arm_output_sync_insn,
7184 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7185 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7186 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7187 (emit_unlikely_jump): New.
7188 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7189 (arm_split_atomic_op): New.
7190 * config/arm/arm-protos.h: Update.
7191 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7192 (struct arm_sync_generator): Remove.
7193 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7194 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7195 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7196 (VUNSPEC_LL, VUNSPEC_SC): New.
7197 (sync_result, sync_memory, sync_required_value, sync_new_value,
7198 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7199 (attr length): Don't use arm_sync_loop_insns.
7200 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7201 (movsfcc, movdfcc): Likewise.
7202 * config/arm/constraints.md (Ua): New.
7203 * config/arm/prediates.md (mem_noofs_operand): New.
7204 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7205 (sync_clobber, sync_t2_reqd): Remove.
7206 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7207 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7208 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7209 (arm_sync_compare_and_swap<SIDI>): Remove.
7210 (arm_sync_compare_and_swap<NARROW>): Remove.
7211 (arm_sync_lock_test_and_set<SIDI>): Remove.
7212 (arm_sync_lock_test_and_set<NARROW>): Remove.
7213 (arm_sync_new_<syncop><SIDI>): Remove.
7214 (arm_sync_new_<syncop><NARROW>): Remove.
7215 (arm_sync_new_nand<SIDI>): Remove.
7216 (arm_sync_new_nand<NARROW>): Remove.
7217 (arm_sync_old_<syncop><SIDI>): Remove.
7218 (arm_sync_old_<syncop><NARROW>): Remove.
7219 (arm_sync_old_nand<SIDI>): Remove.
7220 (arm_sync_old_nand<NARROW>): Remove.
7221 (*memory_barrier): Merge arm_output_memory_barrier.
7222 (atomic_compare_and_swap<QHSD>): New.
7223 (atomic_compare_and_swap<NARROW>_1): New.
7224 (atomic_compare_and_swap<SIDI>_1): New.
7225 (atomic_exchange<QHSD>): New.
7226 (cas_cmp_operand, cas_cmp_str): New.
7227 (atomic_op_operand, atomic_op_str): New.
7228 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7229 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7230 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7231 (arm_load_exclusive<NARROW>): New.
7232 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7233 (arm_store_exclusive<QHSD>): New.
7235 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7237 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7238 reload patterns if -mvsx-scalar-memory.
7240 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7241 generated, even -mno-vsx-scalar-double was used.
7242 (vsx_xscvdpsp_scalar): Likewise.
7243 (vsx_xscvspdp_scalar2): Likewise.
7245 2012-01-09 Tom de Vries <tom@codesourcery.com>
7246 Andrew Pinski <apinski@cavium.com>
7249 * reorg.c (fill_slots_from_thread): Don't speculate
7250 frame-related insns.
7252 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7254 * sched-int.h (bb_note): Move to...
7255 * basic-block.h: ...here.
7256 * haifa-sched.c (bb_note): Move to...
7257 * cfgrtl.c: ...here.
7258 * function.c (next_block_for_reg): New function.
7259 (move_insn_for_shrink_wrap): Likewise.
7260 (prepare_shrink_wrap): Rewrite to use the above.
7262 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7264 * gimple.c (is_gimple_non_addressable): Remove.
7265 * gimple.h: Remove is_gimple_non_addressable.
7266 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7267 is_gimple_non_addressable.
7268 * trans-mem.c (expand_assign_tm): Same.
7270 2012-01-09 Richard Guenther <rguenther@suse.de>
7272 PR tree-optimization/51775
7273 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7274 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7276 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7278 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7280 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7282 2012-01-09 Richard Guenther <rguenther@suse.de>
7284 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7286 2012-01-08 Jan Hubicka <jh@suse.cz>
7288 PR tree-optimize/51680
7289 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7290 on when known_vals needs to be computed; cleanup.
7292 2012-01-08 Jan Hubicka <jh@suse.cz>
7294 PR tree-optimize/51694
7295 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7297 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7299 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7300 for -std=c++98 and -std=c++11 too.
7302 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7304 * cfgloop.c (cancel_loop): Add free() of bbs array.
7306 2012-01-07 Jan Hubicka <jh@suse.cz>
7308 PR tree-optimization/51600
7309 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7310 that benefits small functions.
7312 2012-01-07 Jan Hubicka <jh@suse.cz>
7314 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7316 2012-01-07 Jan Hubicka <jh@suse.cz>
7318 PR tree-optimization/51680
7319 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7320 whose inlining reduce unit size.
7322 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7325 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7326 Add canonical node to containing_mem chain after the non-canonical
7327 one, even if there weren't any locs to propagate.
7328 (remove_useless_values): Keep only canonical values.
7329 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7330 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7331 canonicalize mem_chain elements that are not discarded.
7333 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7336 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7337 before emitting functions.
7339 PR gcov-profile/50127
7340 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7341 clear_aux_for_blocks.
7343 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7346 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7348 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7350 * c-decl.c (ext_block): Moved up.
7351 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7353 2012-01-06 Han Shen <shenhan@google.com>
7355 Translate built-in include paths for sysroot.
7356 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7357 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7359 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7360 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7362 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7363 control whether sysroot should be prepended to gxx include dir.
7365 * configure: Regenerate.
7367 2012-01-06 Torvald Riegel <triegel@redhat.com>
7369 PR rtl-optimization/51771
7370 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7371 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7373 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7375 PR tree-optimization/51315
7376 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7377 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7379 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7382 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7383 for shrp pattern. Correctly handle and fixup shift variable.
7384 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7386 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7389 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7390 note when !ACCUMULATE_OUTGOING_ARGS.
7392 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7394 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7396 (extract_range_from_unary_expr_1): Avoid useless computations.
7398 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7400 PR rtl-optimization/51767
7401 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7402 of jump_block and add an extra edge for degenerated asm gotos.
7405 * stmt.c (check_unique_operand_names): Don't ICE during error
7406 reporting if i is from labels chain.
7409 * profile.c (branch_prob): Split bbs that have exit edge
7410 and need a fake entry edge too.
7412 2012-01-05 Jan Hubicka <jh@suse.cz>
7415 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7418 2012-01-05 Richard Guenther <rguenther@suse.de>
7421 * tree-streamer-out.c (write_ts_optimization): New function.
7422 (streamer_write_tree_body): Call it.
7423 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7424 (streamer_read_tree_body): Call it.
7425 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7427 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7430 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7431 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7432 in_cleanup_point_expr before gimplify_stmt call and restore it
7434 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7435 in_cleanup_point_expr is false.
7437 2012-01-05 Richard Guenther <rguenther@suse.de>
7440 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7442 * toplev.c (process_options): Reject combining mudflap and LTO.
7443 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7445 2012-01-05 Richard Guenther <rguenther@suse.de>
7447 PR tree-optimization/51760
7448 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7450 (bit_value_unop): Handle UNDEFINED operands.
7451 (bit_value_binop): Likewise.
7453 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7455 * config/avr/avr.c (avr_replace_prefix): Remove.
7456 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7457 (avr_asm_function_rodata_section): Ditto.
7458 (avr_asm_select_section): Ditto.
7460 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7462 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7465 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7468 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7469 calls that have any non-fake successor edges.
7472 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7474 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7476 PR tree-optimization/51624
7477 * tree-sra.c (build_ref_for_model): When replicating a chain of
7478 COMPONENT_REFs, stop as soon as the offset would become negative.
7480 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7483 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7484 in .debug_loc on the floor.
7486 2012-01-04 Andrew Pinski <apinski@cavium.com>
7488 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7490 2012-01-04 Andrew Pinski <apinski@cavium.com>
7491 Adam Nemet <anemet@caviumnetworks.com>
7493 * config/mips/mips.md (size): Add SI and DI.
7494 (SIZE): New mode attribute.
7495 (U): New code attribute.
7496 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7497 (mips_lbux_<mode>): Delete.
7498 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7499 (mips_lhx): Use gen_mips_lhx_extsi.
7500 (mips_lhx_<mode>): Delete.
7502 (mips_l<size>x): New expand.
7503 (mips_lwx_<mode>): Delete.
7504 (mips_l<GPR:size>x_<P:mode>): New pattern.
7505 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7506 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7507 * config/mips/mips.c (mips_lx_address_p): New function.
7508 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7509 (dsp64): New availability predicate.
7510 (mips_builtins): Add an entry for __builtin_mips_ldx.
7511 * config/mips/mips.h (ISA_HAS_LBX): New define.
7512 (ISA_HAS_LBUX): Likewise.
7513 (ISA_HAS_LHX): Likewise.
7514 (ISA_HAS_LHUX): Likewise.
7515 (ISA_HAS_LWX): Likewise.
7516 (ISA_HAS_LWUX): Likewise.
7517 (ISA_HAS_LDX): Likewise.
7518 * doc/extend.texi (__builtin_mips_ldx): Document.
7520 2012-01-04 Tristan Gingold <gingold@adacore.com>
7522 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7523 when long pointers are used.
7524 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7525 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7526 (ia64-hp-*vms*): Remove.
7527 * config/vms/xm-vms64.h: Delete.
7529 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7532 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7534 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7536 * opts.c (finish_options): Remove duplicate sorry.
7538 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7541 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7544 2012-01-04 Richard Guenther <rguenther@suse.de>
7547 * tree.c (size_low_cst): New function.
7548 * tree.h (size_low_cst): Declare.
7549 * fold-const.c (fold_comparison): Use it to extract the low
7550 part of the POINTER_PLUS_EXPR offset.
7552 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7554 Fix clearing ZERO_REG
7555 * config/avr/avr.md (cc): Add alternative "ldi".
7556 (movqi_insn): Use it in cc attribute.
7557 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7558 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7559 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7561 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7563 * configure: Regenerate.
7565 2012-01-04 Richard Guenther <rguenther@suse.de>
7567 PR tree-optimization/49651
7568 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7569 (var_can_have_subvars): Use it.
7570 (get_constraint_for_1): Only consider subfields if there can be any.
7572 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7575 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7576 to its new canonical_cselib_val and the cselib_val was in
7577 first_containing_mem chain, but the canonical_cselib_val was not,
7578 add the latter into the chain.
7579 (cselib_invalidate_mem): Compare canonical_cselib_val of
7580 addr_list chain elt with v.
7583 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7584 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7586 (output_macinfo_op): Don't ggc_strdup fd->filename.
7587 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7588 then ggc_strdup it. Don't free inc->info or cur->info.
7589 (output_macinfo): Don't free ref->info or file->info.
7591 2012-01-03 Ira Rosen <irar@il.ibm.com>
7593 PR tree-optimization/51269
7594 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7595 first_niters a pointer.
7596 (slpeel_tree_peel_loop_to_edge): Likewise.
7597 (vect_do_peeling_for_loop_bound): Update call to
7598 slpeel_tree_peel_loop_to_edge.
7599 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7600 here. Remove it from the parameters list.
7601 (vect_do_peeling_for_alignment): Update calls and compute
7604 2012-01-03 Richard Guenther <rguenther@suse.de>
7606 PR tree-optimization/51070
7607 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7608 Properly handle calls.
7610 2012-01-03 Richard Guenther <rguenther@suse.de>
7612 PR tree-optimization/51692
7613 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7614 the LHS of allocation stmts.
7616 2012-01-03 Olivier Hainque <hainque@adacore.com>
7618 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7620 2012-01-03 Olivier Hainque <hainque@adacore.com>
7622 * collect2.c (main): In AIX specific computations for vector
7623 insertions, use CONST_CAST2 to cast from char ** to const char **.
7625 2012-01-03 Richard Guenther <rguenther@suse.de>
7628 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7629 the context of a limbo DIE when it does not already exist.
7631 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7633 PR tree-optimization/51719
7634 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7635 but direct call is, clear direct call's lhs and don't add fallthrough
7636 edge from dcall_bb to join_bb and PHIs.
7638 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7640 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7641 the instructions emitted by the pattern.
7642 ("*TDC_insn_<mode>"): Add comment.
7644 2012-01-03 Richard Guenther <rguenther@suse.de>
7647 * fold-const.c (fold_comparison): Properly canonicalize
7648 tree offset and HOST_WIDE_INT bit position.
7650 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7652 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7653 operands for extzv pattern.
7655 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7658 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7661 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7663 * doc/invoke.texi (-flto and related options): Copy-edit.
7665 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7667 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7669 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7671 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7674 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7676 * expr.h (move_by_pieces_ninsns): Declare.
7677 * expr.c (move_by_pieces_ninsns): Make external.
7678 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7679 (mips_store_by_pieces_p): Likewise.
7680 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7681 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7682 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7683 (mips_store_by_pieces_p): Likewise.
7685 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7687 * passes.c (register_one_dump_file): Free full_name.
7689 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7690 (calculate_elim_costs_all_insns): Free offsets_at and
7691 offsets_known_at at the end and clear the pointers.
7693 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7695 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7696 this option introduced in r180739.
7698 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7701 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7702 (tmake_file target=avr): Add avr/t-multilib.
7704 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7705 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7706 * config/avr/genmultilib.awk: New file.
7707 * config/avr/t-multilib: New auto-generated file.
7708 * config/avr/multilib.h: New auto-generated file.
7709 * config/avr/t-avr (AVR_MCUS): New variable.
7710 (genopt.sh): Use it.
7711 (s-mlib): Depend on t-multilib.
7712 (t-multilib, multilib.h): New dependencies.
7713 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7714 (MULTILIB_OPTIONS): Remove.
7715 (MULTILIB_MATCHES): Remove.
7716 (MULTILIB_DIRNAMES): Remove.
7717 (MULTILIB_EXCEPTIONS): Remove:
7718 * config/avr/genopt.sh: Don't use hard coded file name;
7719 pass AVR_MCUS from t-avr instead.
7721 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7723 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7725 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7727 Implement light-weight DImode support.
7728 * config/avr/avr-dimode.md: New file.
7729 * config/avr/avr.md: Include it.
7730 (adjust_len): Add plus64, compare64.
7731 (HIDI): Remove code iterator.
7732 (code_stdname): New code attribute.
7733 (rotx, rotsmode): Remove DI.
7734 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7736 * config/avr/avr-protos.h (avr_have_dimode): New.
7737 (avr_out_plus64, avr_out_compare64): New.
7738 * config/avr/avr.c (avr_out_compare): Handle DImode.
7739 (avr_have_dimode): New variable definition and initialization.
7740 (avr_out_compare64, avr_out_plus64): New functions.
7741 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7742 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7743 (avr_compare_pattern): Skip DImode comparisons.
7745 2012-01-02 Revital Eres <revital.eres@linaro.org>
7747 * ddg.c (def_has_ccmode_p): New function.
7748 (add_cross_iteration_register_deps,
7749 create_ddg_dep_from_intra_loop_link): Call it.
7751 2012-01-02 Richard Guenther <rguenther@suse.de>
7754 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7756 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7758 * gcc.c (process_command): Update copyright notice dates.
7759 * gcov.c (print_version): Likewise.
7760 * gcov-dump.c (print_version): Likewise.
7761 * mips-tfile.c (main): Likewise.
7762 * mips-tdump.c (main): Likewise.
7764 2012-01-01 Ira Rosen <irar@il.ibm.com>
7766 PR tree-optimization/51704
7767 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7768 a use is inside the basic block or loop before accessing its vect info.
7770 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7772 PR rtl-optimization/51069
7773 * cfgloopmanip.c (remove_path): Removing path making irreducible
7774 region unconditional makes BB part of the region.
7776 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7778 PR tree-optimization/51683
7779 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7780 calls with side-effects.
7781 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7783 Copyright (C) 2012 Free Software Foundation, Inc.
7785 Copying and distribution of this file, with or without modification,
7786 are permitted in any medium without royalty provided the copyright
7787 notice and this notice are preserved.