1 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
5 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
8 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
9 Alexander Monakov <amonakov@ispras.ru>
12 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
13 flush pending lists also on non-jumps. Adjust comment.
15 2013-04-03 Richard Biener <rguenther@suse.de>
17 PR tree-optimization/56501
18 * tree-switch-conversion.c (check_process_case): Properly
19 handle !single_succ_p case.
21 2013-04-03 Jakub Jelinek <jakub@redhat.com>
23 Backported from mainline
24 2013-03-06 Jakub Jelinek <jakub@redhat.com>
26 PR tree-optimization/56539
27 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
28 instead of GSI_CONTINUE_LINKING as last argument to
29 force_gimple_operand_gsi. Adjust function comment.
31 2013-03-05 Jakub Jelinek <jakub@redhat.com>
34 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
35 (avoid_complex_debug_insns): New function.
36 (expand_debug_locations): Call it.
38 2013-04-02 Wei Mi <wmi@google.com>
40 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
41 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
42 *<rotate_insn><mode>3_mask in i386.md.
44 2013-04-02 Richard Biener <rguenther@suse.de>
47 Backport from mainline
48 2012-05-16 Richard Guenther <rguenther@suse.de>
50 * tree-inline.c (declare_return_variable): Properly handle
51 DECL_BY_REFERENCE return vars in SSA form.
53 2013-04-01 Wei Mi <wmi@google.com>
55 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
56 Truncate operand 2 using %b asm operand modifier.
57 (*<shift_insn><mode>3_mask): Ditto.
58 (*<rotate_insn><mode>3_mask): Ditto.
60 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.md (*movsf_internal): Change type of
63 alternatives 3,4 to imov.
65 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
67 Backport from mainline
68 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
71 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
72 when the may_trap_p bit of the exprs being merged differs.
73 Reorder tests for speculativeness in the logical and operator.
75 Backport from mainline
76 2013-03-05 Jakub Jelinek <jakub@redhat.com>
79 * sel-sched-ir.c (free_sched_pools): Release
80 succs_info_pool.stack[succs_info_pool.max_top] vectors too
81 if succs_info_pool.max_top isn't -1.
83 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
85 Backport from mainline
86 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
89 * sel-sched.c: Include ira.h.
90 (implicit_clobber_conflict_p): New function.
91 (moveup_expr): Use it.
92 * Makefile.in (sel-sched.o): Depend on ira.h.
94 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
96 Backport from mainline
97 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
98 Alexander Monakov <amonakov@ispras.ru>
101 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
102 flush pending lists also on non-jumps. Adjust comment.
104 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
106 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
107 * doc/extend.texi (Named Address Spaces): Ditto.
108 (Variable Attributes): Ditto.
110 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
112 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
113 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
116 2013-03-27 Walter Lee <walt@tilera.com>
118 Backport from mainline:
119 2013-03-27 Walter Lee <walt@tilera.com>
121 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
122 double-decrement of next_scratch_regno.
124 2013-03-27 Walter Lee <walt@tilera.com>
126 Backport from mainline:
127 2013-03-27 Walter Lee <walt@tilera.com>
129 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
131 (insn_v1mulus): Ditto.
132 (insn_v2muls): Ditto.
134 2013-03-27 Walter Lee <walt@tilera.com>
136 Backport from mainline:
137 2013-03-27 Walter Lee <walt@tilera.com>
139 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
141 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
143 2013-03-27 Walter Lee <walt@tilera.com>
145 Backport from mainline:
146 2013-03-27 Walter Lee <walt@tilera.com>
148 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
150 (*sibcall_value): Ditto.
152 2013-03-27 Walter Lee <walt@tilera.com>
154 Backport from mainline:
155 2013-03-27 Walter Lee <walt@tilera.com>
157 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
158 (insn_mnz_v8qi): ... this ...
159 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
161 (insn_v<n>mnz): Replaced by ...
162 (insn_v1mnz): ... this ...
163 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
165 (insn_mz_<mode>): Replaced by ...
166 (insn_mz_v8qi): ... this ...
167 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
169 (insn_v<n>mz): Replaced by ...
170 (insn_v1mz): ... this ...
171 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
174 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
176 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
178 2013-03-26 Richard Biener <rguenther@suse.de>
180 Backport from mainline:
181 2013-03-13 Richard Biener <rguenther@suse.de>
183 PR tree-optimization/56608
184 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
185 calls when vectorizing basic-blocks.
187 2013-03-05 Richard Biener <rguenther@suse.de>
189 PR tree-optimization/56270
190 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
191 of loads after scheduling an SLP instance.
193 2013-03-26 Walter Lee <walt@tilera.com>
195 Backport from mainline:
196 2013-03-26 Walter Lee <walt@tilera.com>
198 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
199 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
201 2013-03-26 Walter Lee <walt@tilera.com>
203 Backport from mainline:
204 2013-03-25 Walter Lee <walt@tilera.com>
206 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
207 TILEGX_INSN_SHUFFLEBYTES1.
208 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
210 (tilegx_builtins): Ditto.
211 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
213 2013-03-26 Walter Lee <walt@tilera.com>
215 Backport from mainline:
216 2013-03-25 Walter Lee <walt@tilera.com>
218 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
219 tests for constraint J, K, N, P.
221 2013-03-26 Walter Lee <walt@tilera.com>
223 Backport from mainline:
224 2013-03-25 Walter Lee <walt@tilera.com>
226 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
227 Use indirect/pcrel encoding.
228 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
231 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
233 Backport from mainline:
234 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
235 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
238 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
239 (musermode): Convert to Var(TARGET_USERMODE).
240 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
241 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
242 * config/sh/sh.c (sh_option_override): Use
243 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
244 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
246 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
248 (udivsi3_i4_single, divsi3_i4_single): Use
249 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
250 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
251 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
252 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
253 (SUBTARGET_OVERRIDE_OPTIONS): New.
255 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
257 Backport from mainline:
258 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
260 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
261 to m2a-single instead of m2e.
263 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
266 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
269 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
272 * config/i386/i386.c (init_cumulative_args): Also set
273 cum->callee_return_avx256_p.
274 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
275 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
277 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
278 callee_return_avx256_p.
280 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
282 Backport from mainline:
283 2012-12-04 Ian Lance Taylor <iant@google.com>
285 * godump.c (find_dummy_types): Output a dummy type if we couldn't
286 output the real type.
288 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
291 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
292 (PLUS_EXPR): Likewise.
293 * doc/cppopts.texi (--help): Likewise.
294 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
295 (-fdump-rtl-cprop_hardreg): Likewise.
296 (-fdump-rtl-csa): Likewise.
297 (-fdump-rtl-dce): Likewise.
298 (-fdump-rtl-dbr): Likewise.
299 (-fdump-rtl-into_cfglayout): Likewise.
300 (-fdump-rtl-outof_cfglayout): Likewise.
302 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
305 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
306 (arm_print_operand, case 'S'): Don't use shift_operator to validate
309 2013-03-14 Seth LaForge <sethml@google.com>
312 Backport from mainline
313 2012-10-22 Julian Brown <julian@codesourcery.com>
315 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
316 VFP D registers in big-endian mode.
318 2013-03-08 Joey Ye <joey.ye@arm.com>
320 Backport from mainline
321 2013-03-06 Joey Ye <joey.ye@arm.com>
324 * gcc.c (convert_white_space): New function.
325 (main): Handles white space in function name.
327 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
329 Backport from mainline
330 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
333 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
334 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
335 to SH_DIV_CALL_TABLE for TARGET_SH2.
336 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
338 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
339 mdiv= call-div1, call-fp, call-table options.
341 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
343 * config.gcc (arm*-*-rtemself*): New.
344 (arm*-*-rtems*): Removed.
345 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
346 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
348 2013-03-01 Richard Biener <rguenther@suse.de>
350 Backport from mainline
351 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
353 PR tree-optimization/55481
354 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
355 back to general rewriting if we cannot leave an original biv
358 2013-03-01 Richard Biener <rguenther@suse.de>
360 Backport from mainline
361 2012-04-10 Richard Guenther <rguenther@suse.de>
364 * gimple-low.c (gimple_check_call_args): Properly account for
365 compatible aggregate types.
367 2013-02-26 Nick Clifton <nickc@redhat.com>
370 Import this patch from the mainline:
372 2012-08-17 Nick Clifton <nickc@redhat.com>
374 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
375 (branch_true): Likewise.
376 (branch_false): Likewise.
378 2013-02-26 Jakub Jelinek <jakub@redhat.com>
380 PR tree-optimization/56443
381 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
382 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
383 to type_for_mode langhook.
385 2013-02-21 Jakub Jelinek <jakub@redhat.com>
388 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
391 2013-02-19 Jakub Jelinek <jakub@redhat.com>
393 Backported from mainline
394 2013-02-19 Jakub Jelinek <jakub@redhat.com>
396 PR tree-optimization/56350
397 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
398 if haven't found reduction or nested cycle operand, rather than
399 asserting we must find it.
401 PR tree-optimization/56381
402 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
405 2013-02-08 Jakub Jelinek <jakub@redhat.com>
407 PR tree-optimization/56250
408 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
409 if type is unsigned and code isn't MULT_EXPR.
411 2013-02-06 Jakub Jelinek <jakub@redhat.com>
414 * omp-low.c (use_pointer_for_field): Return false if
415 lower_send_shared_vars doesn't generate any copy-out code.
417 2012-11-27 Jakub Jelinek <jakub@redhat.com>
419 PR tree-optimization/55110
420 * tree-vect-loop.c (vectorizable_reduction): Don't assert
421 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
423 2013-02-18 Richard Biener <rguenther@suse.de>
426 2013-02-04 Richard Biener <rguenther@suse.de>
428 Backport from mainline
429 2012-07-04 Richard Guenther <rguenther@suse.de>
431 PR tree-optimization/53844
432 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
433 the loop virtual PHI.
435 2013-02-13 David S. Miller <davem@davemloft.net>
437 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
439 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
441 Backport from mainline
442 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
444 PR rtl-optimization/56275
445 * simplify-rtx.c (avoid_constant_pool_reference): Check that
446 offset is non-negative and less than cmode size before
447 calling simplify_subreg.
449 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
451 Backport from mainline
452 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
454 * config/i386/sse.md (FMAMODEM): New mode iterator.
455 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
456 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
458 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
460 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
461 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
462 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
464 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
466 Backport from mainline
467 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
470 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
471 If there is no implicit builtin declaration, just return NULL.
473 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
474 Michael Meissner <meissner@linux.vnet.ibm.com>
476 Backport from mainline
477 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
478 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
480 2013-02-07 David S. Miller <davem@davemloft.net>
482 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
484 * var-tracking.c (vt_add_function_parameter): Test the presence of
485 HAVE_window_save properly and do not remap argument registers when
486 we have a leaf function.
488 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
490 Backport from mainline
491 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
494 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
496 * config/i386/i386.c (ix86_print_operand): Ditto.
498 2013-02-07 Alan Modra <amodra@gmail.com>
501 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
502 static chain, set REST_INLINE_FPRS too.
504 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
506 Backport from mainline
507 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
509 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
510 * configure: Regenerate.
512 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
514 Backport from mainline
515 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
516 Andrew Dixie <andrewd@gentrack.com>
518 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
521 2013-02-05 Richard Biener <rguenther@suse.de>
523 Backport from mainline
524 2012-12-10 Richard Biener <rguenther@suse.de>
526 PR tree-optimization/55107
527 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
528 (bitmap_set_replace_value): Add gcc_unreachable.
529 (do_regular_insertion): Re-write all_same handling. Insert
530 an assignment instead of a PHI in this case.
531 (execute_pre): Do not record constified events.
533 2013-02-05 Richard Biener <rguenther@suse.de>
535 PR tree-optimization/54767
536 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
537 backedges drop all symbolical range information.
538 (execute_vrp): Compute backedges.
540 2013-02-04 Richard Biener <rguenther@suse.de>
542 Backport from mainline
543 2012-01-11 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/44061
546 * tree-vrp.c (extract_range_basic): Compute zero as
547 value-range for __builtin_constant_p of function parameters.
549 2013-01-08 Jakub Jelinek <jakub@redhat.com>
552 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
554 2013-02-04 Richard Biener <rguenther@suse.de>
556 Backport from mainline
557 2012-07-04 Richard Guenther <rguenther@suse.de>
559 PR tree-optimization/53844
560 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
561 the loop virtual PHI.
563 2012-12-13 Richard Biener <rguenther@suse.de>
566 * tree-streamer.c (record_common_node): Check that we are not
567 recursively pre-loading nodes we want to skip. Handle
568 char_type_node appearing as part of va_list_type_node.
570 2013-02-04 Richard Biener <rguenther@suse.de>
573 * gimple.h (gimple_call_builtin_class_p): New function.
574 * gimple.c (validate_call): New function.
575 (gimple_call_builtin_class_p): Likewise.
576 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
577 Use gimple_call_builtin_class_p.
578 (find_func_clobbers): Likewise.
579 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
580 (strlen_optimize_stmt): Likewise.
582 2013-02-01 Jakub Jelinek <jakub@redhat.com>
584 Backported from mainline
585 2013-01-28 Jakub Jelinek <jakub@redhat.com>
587 PR tree-optimization/56125
588 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
589 pow(x,c) into sqrt(x) * powi(x, n/2) or
590 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
592 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
593 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
596 2013-01-25 Jakub Jelinek <jakub@redhat.com>
598 PR tree-optimization/56098
599 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
600 for stmts with volatile ops.
601 (cond_store_replacement): Don't optimize if assign has volatile ops.
602 (cond_if_else_store_replacement_1): Don't optimize if either
603 then_assign or else_assign have volatile ops.
605 2013-01-23 Jakub Jelinek <jakub@redhat.com>
608 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
609 instead of cmpdi_operand for first comparison operand.
610 Don't assert that comparison operands aren't both constants.
612 2013-01-21 Jakub Jelinek <jakub@redhat.com>
614 PR tree-optimization/56051
615 * fold-const.c (fold_binary_loc): Don't fold
616 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
617 a narrowing conversion, or widening conversion from signed
620 2013-01-18 Jakub Jelinek <jakub@redhat.com>
623 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
624 the case where writing real complex part of target modifies
627 2013-01-15 Jakub Jelinek <jakub@redhat.com>
630 * function.c (thread_prologue_and_epilogue_insns): Always
631 add crtl->drap_reg to set_up_by_prologue.set, even if
632 stack_realign_drap is false.
634 2013-01-10 Jakub Jelinek <jakub@redhat.com>
636 PR tree-optimization/55921
637 * tree-complex.c (expand_complex_asm): New function.
638 (expand_complex_operations_1): Call it for GIMPLE_ASM.
640 2013-01-03 Jakub Jelinek <jakub@redhat.com>
642 PR rtl-optimization/55838
643 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
644 iv0.step, iv1.step and step.
646 2012-11-23 Jakub Jelinek <jakub@redhat.com>
649 * Makefile.in (gimple-low.o): Depend on langhooks.h.
650 * gimple-low.c: Include langhooks.c.
651 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
652 by default call lang_hooks.block_may_fallthru.
653 * langhooks.h (struct lang_hooks): Add block_may_fallthru
655 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
656 (LANG_HOOKS_INITIALIZER): Use it.
658 2012-11-20 Jakub Jelinek <jakub@redhat.com>
661 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
662 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
663 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
664 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
665 fail if the last real insn doesn't have REG_ARGS_SIZE note.
667 2012-11-17 Jakub Jelinek <jakub@redhat.com>
669 PR tree-optimization/55236
670 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
671 and signed ARG0_TYPE, force low and high to be non-NULL.
673 2012-11-13 Jakub Jelinek <jakub@redhat.com>
675 PR rtl-optimization/54127
676 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
677 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
678 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
679 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
680 REG_LABEL_TARGET and REG_LABEL_OPERAND.
682 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
684 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
685 range isn't testing for zero.
687 2013-01-29 Richard Biener <rguenther@suse.de>
689 PR tree-optimization/56113
690 * tree-ssa-structalias.c (equiv_class_lookup): Also return
692 (label_visit): Free duplicate bitmaps and record the leader instead.
693 (perform_var_substitution): Adjust.
695 2013-01-28 Serowk <serowk@yandex.ru>
698 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
699 Fix mode checks to allow for the passing of constants in the
701 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
702 Add entries in the switch statement for builtin iwmmxt vector
703 shift and rotate builtins.
705 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
707 Backport from mainline
708 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
712 operand 0 in movabs insn template for -masm=intel asm alternative.
713 (*movabs<mode>_2): Ditto for operand 1.
715 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
717 Backport from mainline
718 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
721 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
722 alternative to (o,r).
723 (*movdi_internal_rex64): Remove (!o,n) alternative.
724 (DImode immediate->memory splitter): Remove.
725 (DImode immediate->memory peephole2): Remove.
726 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
727 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
728 alternative to (!o,*r).
729 (*movtf_internal_sse): New pattern.
730 (*movxf_internal_rex64): New pattern.
731 (*movxf_internal): Disable for TARGET_64BIT.
732 (*movdf_internal_rex64): Remove (!o,F) alternative.
734 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
736 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
737 involving stack registers slightly.
739 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/constraints.md (Yf): New constraint.
742 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
743 of f constraint to conditionaly disable x87 register preferences.
744 (*movdf_internal): Ditto.
745 (*movsf_internal): Ditto.
747 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
749 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
750 (*movtf_internal_rex64): Add (!o,C) alternative
751 (*movxf_internal_rex64): Ditto.
752 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
754 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
756 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
758 2013-01-24 Martin Jambor <mjambor@suse.cz>
760 Backport from mainline
761 2013-01-04 Martin Jambor <mjambor@suse.cz>
763 PR tree-optimization/55755
764 * tree-sra.c (sra_modify_assign): Do not check that an access has no
765 children when trying to avoid producing a VIEW_CONVERT_EXPR.
767 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
769 Backport from mainline
770 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
772 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
774 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
776 PR rtl-optimization/56023
777 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
778 dependent on debug instruction.
780 2013-01-21 Martin Jambor <mjambor@suse.cz>
782 Backport from mainline
783 2013-01-17 Martin Jambor <mjambor@suse.cz>
785 PR tree-optimizations/55264
786 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
787 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
788 for virtual functions.
789 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
791 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
792 virtual methods before inlining is over.
794 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
796 Backport from mainline
797 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
801 store through atomic_store<mode>_1.
802 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
804 2013-01-16 Richard Biener <rguenther@suse.de>
807 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
808 account for bitpos when computing alignment.
810 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
812 Backport from 2013-01-14 trunk r195169.
815 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
816 etc. to 1 and not to __flash.
817 Use LL suffix for __INT24_MAX__ with -mint8.
818 Use ULL suffix for __UINT24_MAX__ with -mint8.
820 2013-01-14 Matthias Klose <doko@ubuntu.com>
822 * doc/invoke.texi: Document -print-multiarch.
823 * doc/install.texi: Document --enable-multiarch.
824 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
825 * configure.ac: Add --enable-multiarch option.
826 Substitute with_cpu, with_float.
827 * configure: Regenerate.
828 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
829 enable_multiarch, with_cpu, with_float: New macros.
830 if_multiarch: New macro, define in terms of enable_multiarch.
831 * genmultilib: Add new argument for the multiarch name.
832 * gcc.c (multiarch_dir): Define.
833 (for_each_path): Search for multiarch suffixes.
834 (driver_handle_option): Handle multiarch option.
835 (do_spec_1): Pass -imultiarch if defined.
836 (main): Print multiarch.
837 (set_multilib_dir): Separate multilib and multiarch names
838 from multilib_select.
839 (print_multilib_info): Ignore multiarch names in multilib_select.
840 * incpath.c (add_standard_paths): Search the multiarch include dirs.
841 * cppdefault.h (default_include): Document multiarch in multilib
843 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
844 include directory for multiarch directories.
845 * common.opt: New options --print-multiarch and -imultilib.
847 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
848 Include i386/t-linux.
849 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
850 Include i386/t-kfreebsd.
851 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
852 * config/i386/t-linux64: Add multiarch names in
853 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
854 * config/i386/t-gnu: New file.
855 * config/i386/t-kfreebsd: Likewise.
856 * config/i386/t-linux: Likewise.
858 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
859 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
860 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
861 for 32bit non-biarch configurations.
863 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
864 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
867 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
869 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
871 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
872 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
873 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
875 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
876 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
877 Include rs6000/t-linux for 32bit non-biarch configurations.
879 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
881 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
883 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
884 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
886 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
887 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
889 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
891 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
892 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
893 (vect_estimate_min_profitable_iter): Adjust to above fix.
894 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
896 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
898 Backport from mainline
899 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
901 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
902 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
903 documentation. Add missing '__' in front of
904 __builtin_ia32_packssdw256.
906 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
908 Backport from mainline
909 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
911 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
912 attribute of movddup insn to DF.
913 (*vec_interleave_lowv2df): Ditto.
914 (vec_dupv2df): Ditto.
916 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
918 Backport from 2013-01-07 trunk r194991, r194992.
921 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
924 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
925 (avr_addrspace_t): Add .section_name field.
926 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
928 (avr_addrspace): Same. Initialize .section_name. Remove last
929 NULL entry. Put __memx into .progmemx.data.
930 (progmem_section_prefix): Remove.
931 (avr_asm_init_sections): No need to initialize progmem_section.
932 (avr_asm_named_section): Use avr_addrspace[].section_name to get
934 (avr_asm_select_section): Ditto. And use get_unnamed_section to
935 retrieve the progmem section.
936 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
937 boundary to run over avr_addrspace[].
938 (avr_register_target_pragmas): Ditto.
940 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
942 Backport from 2013-01-07 trunk r194978.
945 * doc/install.texi (Cross-Compiler-Specific Options): Document
948 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
950 Backport from 2013-01-07 trunk r194968.
953 * config/avr/t-avr: Don't automatically rebuild
954 $(srcdir)/config/avr/t-multilib
955 $(srcdir)/config/avr/avr-tables.opt
956 (avr-mcus): New phony target to build them on request.
957 (s-avr-mlib): Remove.
958 * avr/avr-mcus.def: Adjust comments.
960 2013-01-07 Terry Guo <terry.guo@arm.com>
962 Backport from mainline
963 2012-12-19 Terry Guo <terry.guo@arm.com>
965 * config/arm/arm.c (thumb_find_work_register): Check argument
966 register number based on current PCS.
968 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
970 Backport from mainline
971 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
975 selected code model, define __code_mode_small__, __code_model_medium__,
976 __code_model_large__, __code_model_32__ or __code_model_kernel__.
977 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
978 xchg temporary register with %k. Declare temporary register as
980 [__x86_64__]: For medium and large code models, preserve %rbx register.
982 2013-01-03 Richard Henderson <rth@redhat.com>
984 * config/i386/i386.c (ix86_expand_move): Always assign to op1
985 after eliminating TLS symbols.
987 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
990 * config/pa/pa.md (movsi): Revert previous change.
991 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
994 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
997 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1000 2013-01-02 Jason Merrill <jason@redhat.com>
1003 * tree.c (build_array_type_1): Revert earlier change.
1005 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1008 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1009 after reload starts.
1011 2012-12-21 Martin Jambor <mjambor@suse.cz>
1013 PR tree-optimization/55355
1014 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1015 bit_position is small enough to fit a single HOST_WIDE_INT.
1017 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1019 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1021 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1023 Backport from mainline
1024 2012-10-15 Matthias Klose <doko@ubuntu.com>
1026 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1027 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1029 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1030 Tomash Brechko <tomash.brechko@gmail.com>
1033 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1034 handling of before and after cases.
1035 * config/sparc/sync.md (atomic_store): Fix pasto.
1037 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1039 * optabs.c (expand_atomic_store): Elide redundant model test.
1041 2012-12-13 Richard Henderson <rth@redhat.com>
1044 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1046 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1049 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1050 (tldo_stb_sp64): Likewise.
1051 (tldo_sth_sp32): Likewise.
1052 (tldo_sth_sp64): Likewise.
1053 (tldo_stw_sp32): Likewise.
1054 (tldo_stw_sp64): Likewise.
1055 (tldo_stx_sp64): Likewise.
1057 2012-12-10 Kai Tietz <ktietz@redhat.com>
1060 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1062 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1064 Backport from mainline
1065 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1066 H.J. Lu <hongjiu.lu@intel.com>
1069 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1070 before using it as insn or call equivalent.
1072 2012-12-06 Jason Merrill <jason@redhat.com>
1075 * tree.c (build_array_type_1): Re-layout if we found it in the
1078 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1080 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1081 opaque cond in all call insns.
1083 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1085 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1086 area if the function allocates dynamic stack space.
1087 (ia64_initial_elimination_offset): Adjust offsets to above change.
1089 2012-12-03 Richard Biener <rguenther@suse.de>
1091 Backport from mainline
1092 2012-09-24 Richard Guenther <rguenther@suse.de>
1094 PR tree-optimization/53663
1095 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1096 native encode/interpret translation on VN_WALKREWRITE.
1098 2012-12-03 Kai Tietz <ktietz@redhat.com>
1101 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1104 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1107 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1109 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1111 Backport from mainline:
1112 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1115 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1116 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1117 (in_nullified_branch_delay): Likewise.
1118 (in_call_delay): Likewise.
1119 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1120 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1121 the $$sh_func_adrs call as variable. Update type of sibcalls and
1122 $$sh_func_adrs call.
1123 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1124 length instead of adjustment. Handle negative and undefined call
1125 adjustments for insn_default_length. Remove adjustment for millicode
1126 insn with unfilled delay slot.
1127 (pa_output_millicode_call): Update for revised millicode length.
1128 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1130 2012-11-29 Kai Tietz <ktietz@redhat.com>
1133 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1134 use by XNEWVEC/XRESIZEVEC.
1136 * i386.c (get_scratch_register_on_entry): Handle
1137 thiscall-convention.
1138 (split_stack_prologue_scratch_regno): Likewise.
1139 (ix86_static_chain): Likewise.
1140 (x86_output_mi_thunk): Likewise.
1142 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1144 Backported from mainline
1145 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1146 Markus Trippelsdorf <markus@trippelsdorf.de>
1149 * lto-opts.c (lto_write_options): Also handle
1150 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1151 OPT_SPECIAL_program_name.
1154 * lto-wrapper.c (merge_and_complain): Handle
1155 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1156 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1158 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1160 PR rtl-optimization/55489
1161 * gcse.c (compute_transp): Precompute a canonical version
1162 of XEXP (x, 0), and pass it to canon_true_dependence.
1164 2012-11-27 Richard Biener <rguenther@suse.de>
1167 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1168 stmt with a NOP instead of removing it.
1170 2012-11-26 Richard Biener <rguenther@suse.de>
1172 Backport from mainline
1173 2012-10-19 Richard Biener <rguenther@suse.de>
1175 PR tree-optimization/54976
1176 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1177 Robustify against odd inner_mode inputs.
1179 2012-10-12 Richard Biener <rguenther@suse.de>
1181 PR tree-optimization/54894
1182 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1183 Handle over-aligned scalar types properly.
1185 2012-10-02 Richard Guenther <rguenther@suse.de>
1188 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1189 cleaning up the CFG.
1191 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1193 Backport from mainline
1194 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1196 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1197 explaining the register ordering preferences.
1199 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1200 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1201 constraints so that the traditional floating point loads, stores,
1202 and moves are done first, then the VSX loads, stores, and moves,
1203 and finally the GPR loads, stores, and moves so that reload
1204 chooses FPRs over GPRs, and uses the traditional load/store
1205 instructions which provide an offset.
1206 (movdf_hardfloat64): Likewise.
1208 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1210 Backported from mainline
1211 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1212 H.J. Lu <hongjiu.lu@intel.com>
1215 * config/i386/i386.c (legitimize_pic_address): Properly handle
1217 (ix86_print_operand_address): Set code to 'k' when forcing
1218 addr32 prefix. For x32, zero-extend negative displacement if
1221 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1223 * common.opt (fvar-tracking-uninit): Document.
1224 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1225 * config/darwin.c (darwin_override_options): Likewise.
1227 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1229 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1230 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1232 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1234 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1236 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1238 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1241 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1243 Backport from mainline
1244 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1246 * config/i386/i386.c (ix86_init_machine_status): Do not
1247 explicitly clear tls_descriptor_call_expanded_p again.
1249 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1251 * config/i386/sse.md
1252 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1253 as read and written by the instruction.
1255 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1258 (ix86_instantiate_decls): New function.
1259 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1260 stack slot instead of SLOT_VIRTUAL.
1261 <case IX86_BUILTIN_STMXCSR>: Ditto.
1262 (assign_386_stack_local): Do not assert when virtual slot is valid.
1263 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1264 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1265 (truncxf<mode>2): Ditto.
1266 (floatunssi<mode>2): Ditto.
1267 (isinf<mode>2): Ditto.
1268 * config/i386/sync.md (atomic_load<mode>): Ditto.
1269 (atomic_store<mode>): Ditto.
1271 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1274 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1275 the argument is itself a conditional expression.
1277 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1279 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1282 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1284 PR tree-optimization/54986
1285 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1286 conversions on entry but add them back on exit if needed.
1288 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1291 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1293 (print_reg): Use true_regnum rather than REGNO.
1294 (ix86_print_operand_address): Remove SUBREG handling.
1296 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1298 Backported from mainline
1299 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1302 * gimple.h (is_gimple_sizepos): New inline function.
1303 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1304 final assignment to expr variable.
1305 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1306 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1307 into a local temporary.
1309 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1311 PR tree-optimization/54877
1312 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1313 use make_ssa_name instead of copy_ssa_name.
1315 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1317 Backport from mainline
1318 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1320 PR tree-optimization/53708
1321 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1322 user-supplied alignment when used with an explicit section name.
1324 2012-11-02 Jeff Law <law@redhat.com>
1326 PR tree-optimization/54985
1327 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1328 from thread_across_edge.
1329 (thread_across_edge): Use it in all cases where we might thread
1332 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1334 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1335 special register pushes before frame probing and allocation.
1337 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1338 Joel Sherrill <joel.sherrill@oarcorp.com>
1340 * config/sparc/t-rtems: New (Custom multilibs).
1341 * config/sparc/t-rtems-64: New (Custom multilibs).
1342 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1343 (sparc-*-rtems*): Add sparc/t-rtems.
1345 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1347 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1349 (hash_rtx): Likewise.
1351 2012-10-29 Terry Guo <terry.guo@arm.com>
1353 Backport from mainline
1354 2012-10-11 Terry Guo <terry.guo@arm.com>
1356 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1358 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1361 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1363 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1364 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1366 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1368 * config/avr/t-rtems: Revert previous commit.
1370 2012-10-26 Terry Guo <terry.guo@arm.com>
1372 Backport from mainline
1373 2012-10-23 Terry Guo <terry.guo@arm.com>
1376 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1379 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1381 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1383 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1385 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1387 * config.gcc (microblaze*-*-rtems*): New target.
1388 * config/microblaze/rtems.h: New.
1389 * config/microblaze/t-rtems: New.
1391 2012-10-25 Richard Biener <rguenther@suse.de>
1393 PR tree-optimization/54902
1394 * tree-ssa-pre.c (fini_pre): Return TODO.
1395 (execute_pre): Adjust.
1396 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1397 blocks before computing dominators.
1399 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1401 Backport from mainline
1402 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1404 * config/i386/i386.c (memory_address_length): Assert that non-null
1405 base or index RTXes are registers. Do not check for REG RTXes.
1406 Determine addr32 prefix using SImode_address_operand or
1407 from original base and index RTXes. Simplify code.
1409 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1411 * config/i386/i386-protos.h (memory_address_length): Add new bool
1412 argument. Update all uses.
1413 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1414 add length of addr32 prefix based on mode of base or index register.
1415 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1416 addresses here. Update call to memory_address_length.
1417 (ix86_print_address_operand): Use SImode_address_operand predicate.
1418 * config/i386/predicates.md (SImode_address_operand): New.
1419 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1420 to calculate "mode" attribute. Use SImode_address_operand predicate
1421 instead of open-coding accepted RTX codes.
1423 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1425 Backport from 2012-10-22 trunk r192685.
1426 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1427 Note __AVR_<device>__ is not defined for cores.
1428 Don't point to --help=target.
1429 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1431 2012-10-19 Marek Polacek <polacek@redhat.com>
1433 Backported from mainline
1434 2012-10-19 Marek Polacek <polacek@redhat.com>
1437 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1438 pointer/non-pointer comparison.
1440 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1442 Backported from mainline
1443 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1446 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1447 sure the mode is correct when falling through from above cases.
1449 2012-10-19 Alan Modra <amodra@gmail.com>
1451 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1452 (HAVE_LD_LARGE_TOC): Likewise.
1453 * configure: Regenerate.
1455 2012-10-19 Alan Modra <amodra@gmail.com>
1457 * config/rs6000/predicates.md (splat_input_operand): Don't call
1458 input_operand for MEMs. Instead check for volatile and call
1459 memory_address_addr_space_p with modified mode.
1461 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1463 Backported from mainline
1464 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1466 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1468 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1470 PR rtl-optimization/54870
1471 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1472 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1473 SSA_NAME pointer that points to a partition if there is at least
1474 one variable with it set in the partition.
1475 * dse.c (local_variable_can_escape): New predicate.
1476 (can_escape): Call it.
1477 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1478 mark the SSA_NAME pointer that points to a partition.
1480 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1482 Backport from mainline
1483 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1485 PR rtl-optimization/53701
1486 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1487 rocess not only expr's vinsns but all old vinsns from expr's
1490 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1492 Backport from mainline
1493 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1496 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1498 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1499 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1500 only if producer writes to the register given by regno.
1502 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1504 Backport from mainline
1505 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1507 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1508 (UNSPEC_LOADU): New.
1509 (UNSPEC_STOREU): Ditto.
1510 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1511 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1512 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1513 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1514 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1515 (<sse2>_storedqu<avxsizesuffix>): ... this.
1516 (*sse4_2_pcmpestr_unaligned): Update.
1517 (*sse4_2_pcmpistr_unaligned): Ditto.
1519 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1520 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1521 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1522 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1523 gen_sse2_load{dqu,upd} to load from unaligned memory and
1524 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1526 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1527 Use CODE_FOR_sse_loadups.
1528 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1529 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1530 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1531 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1532 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1533 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1534 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1535 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1536 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1537 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1538 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1540 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1542 Backport from trunk (r190222):
1544 PR tree-optimization/54146
1545 * ifcvt.c: Include pointer-set.h.
1546 (cond_move_process_if_block): Change type of then_regs and
1547 else_regs from alloca'd array to pointer_sets.
1548 (check_cond_move_block): Update for this change.
1549 (cond_move_convert_if_block): Likewise.
1550 * Makefile.in: Fix dependencies for ifcvt.o.
1552 2012-10-15 Richard Guenther <rguenther@suse.de>
1554 PR tree-optimization/54920
1555 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1556 allocate temporary storage for all NARY elements.
1558 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1561 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1563 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1565 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1566 default_use_cxa_atexit to yes.
1568 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1570 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1572 2012-10-05 Jan Hubicka <jh@suse.cz>
1573 Jakub Jelinek <jakub@redhat.com>
1575 PR tree-optimization/33763
1576 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1577 attribute for redefined extern inline functions.
1579 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1581 Backported from mainline
1582 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1584 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1585 in SSE and YMM state support check for -march=native.
1587 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1590 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1593 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1595 Backported from mainline
1596 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1599 * doc/invoke.texi: Document -mprefer-avx128.
1601 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1603 Backported from mainline
1604 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1607 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1608 (XSTATE_FP): Likewise.
1609 (XSTATE_SSE): Likewise.
1610 (XSTATE_YMM): Likewise.
1611 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1612 SSE and YMM states aren't supported.
1614 2012-10-01 Tom de Vries <tom@codesourcery.com>
1616 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1619 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1622 * config/s390/s390.c (s390_option_override): Add missing break.
1624 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1626 Backport from mainline
1627 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1629 * config.gcc: Replace 'host' with 'target' when configuring for
1630 powerpc64*-*-freebsd.
1632 2012-09-28 Meador Inge <meadori@codesourcery.com>
1634 Backport from mainline
1635 2012-09-27 Meador Inge <meadori@codesourcery.com>
1637 * gcc-ar.c (main): Handle the returning of the sub-process error
1640 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1642 Backport from 2012-09-28 trunk r191821.
1643 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1645 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1648 * simplify-rtx.c (simplify_binary_operation_1): Perform
1649 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1651 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1653 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1654 TYPE_NONALIASED_COMPONENT flag.
1655 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1656 TYPE_NONALIASED_COMPONENT flag.
1658 2012-09-21 Richard Guenther <rguenther@suse.de>
1661 Backport from mainline
1662 2012-04-19 Richard Guenther <rguenther@suse.de>
1664 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1667 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1670 * c-typeck.c (c_cast_expr): When casting to a type requiring
1671 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1674 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1677 * c-typeck.c (build_unary_op): Pass original argument of
1678 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1679 any C_MAYBE_CONST_EXPR, if it has integer operands.
1680 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1681 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1682 to c_objc_common_truthvalue_conversion, then remove any
1683 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1684 c_objc_common_truthvalue_conversion not
1685 c_common_truthvalue_conversion.
1686 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1687 call note_integer_operands for arguments with integer operands
1688 that are not integer constants.
1690 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1692 Backported from mainline
1693 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1695 PR tree-optimization/54563
1696 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1697 gimple_purge_dead_eh_edges if last call has been changed.
1699 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1702 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1703 instead of (match_dup 0) as second argument to vec_merge.
1704 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1705 Remove third alternative.
1706 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1707 operand 2 instead of operand 1, but put it as first argument
1709 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1710 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1713 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1715 * BASE-VER: Set to 4.7.3.
1716 * DEV-PHASE: Set to prerelease.
1718 2012-09-20 Release Manager
1720 * GCC 4.7.2 released.
1722 2012-09-15 Andi Kleen <ak@linux.intel.com>
1724 Backport from mainline
1725 2012-09-07 Andi Kleen <ak@linux.intel.com>
1727 * gcc/lto-streamer.h (res_pair): Add.
1728 (lto_file_decl_data): Replace resolutions with respairs.
1730 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1731 Initialize respairs.
1732 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1734 2012-09-14 Walter Lee <walt@tilera.com>
1736 Backport from mainline.
1737 2012-09-14 Walter Lee <walt@tilera.com>
1739 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1740 option for TILEPro and TILE-Gx.
1742 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1744 * config/i386/i386.h (x86_prefetchw): New global variable.
1745 (TARGET_PREFETCHW): New macro.
1746 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1747 (processor_alias_table): Add PTA_PREFETCHW to
1748 bdver1, bdver2 and btver1.
1749 (ix86_option_override_internal): Set x86_prefetchw for
1750 PTA_PREFETCHW targets.
1751 * config/i386/i386.md (prefetch): Expand to prefetchw
1752 for TARGET_PREFETCHW.
1753 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1755 Backport from mainline
1756 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1759 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1761 (*prefetch_sse): ... this.
1762 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1764 (*prefetch_3dnow): ... this.
1766 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1769 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1770 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1772 2012-09-12 Teresa Johnson <tejohnson@google.com>
1774 Backport from mainline.
1775 2012-09-12 Teresa Johnson <tejohnson@google.com>
1777 PR gcov-profile/54487
1778 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1779 test using F_SETLKW with fcntl.
1780 * configure, config.in: Regenerate.
1782 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1784 Backport from mainline
1785 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1787 * config/i386/i386.md : Comments on fma4 instruction selection
1788 reflect requirement on register pressure based cost model.
1790 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1791 flag is set-reset as informed by the cpuid flag.
1793 * config/i386/i386.c (processor_alias_table): fma4
1794 flag is enabled for bdver2.
1796 2012-09-12 Christian Bruel <christian.bruel@st.com>
1798 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1800 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1802 * config.gcc: Obsolete picochip-*.
1804 2012-09-11 Richard Guenther <rguenther@suse.de>
1807 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1808 on flag_toplevel_reorder.
1810 2012-09-10 Richard Henderson <rth@redhat.com>
1812 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1815 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1817 Backport from 2012-09-10 mainline r191132.
1820 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1822 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1825 * tree-sra.c (disqualify_base_of_expr): Check for possible
1826 NULL_TREE returned by get_base_address()
1828 2012-09-07 Richard Guenther <rguenther@suse.de>
1830 Backport from mainline
1831 2012-06-26 Jan Hubicka <jh@suse.cz>
1834 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1837 2012-09-07 Richard Guenther <rguenther@suse.de>
1839 Backport from mainline
1840 2012-07-13 Richard Guenther <rguenther@suse.de>
1842 PR tree-optimization/53922
1843 * tree-vrp.c (value_inside_range): Change prototype to take
1844 min/max instead of value-range.
1845 (range_includes_zero_p): Likewise. Return the result from
1847 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1848 return value from range_includes_zero_p.
1849 (extract_range_from_unary_expr_1): Likewise.
1850 (compare_range_with_value): Likewise.
1851 (vrp_meet_1): Likewise.
1853 2012-09-07 Richard Guenther <rguenther@suse.de>
1856 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1857 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1858 arguments separately.
1860 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1862 Backported from mainline
1863 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1865 PR rtl-optimization/54455
1866 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1867 bb ends up with asm goto referencing bb's label.
1869 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1871 Backport from mainline.
1872 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1873 Richard Earnshaw <richard.earnshaw@arm.com>
1876 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1877 element size. Use elem_type from the formal parameter. New parameter
1879 (neon_expand_args): Adjust call to neon_dereference_pointer.
1881 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1883 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1884 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1886 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1888 Backport from mainline
1889 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1891 * config/i386/i386.md (isa): Add fma and fma4.
1892 (enabled): Handle fma and fma4.
1893 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1894 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1895 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1896 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1897 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1898 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1900 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1903 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1904 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1906 2012-09-06 Richard Guenther <rguenther@suse.de>
1908 PR tree-optimization/54498
1909 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1910 abort when reaching an already visited region.
1911 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1912 (get_continuation_for_phi_1): Likewise.
1913 (walk_non_aliased_vuses): When we translated the reference,
1914 abort when we re-visit a region.
1915 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1917 2012-09-06 Andrew Pinski <apinski@cavium.com>
1920 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1922 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1925 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1926 build_int_cst with size_type_node instead of size_int.
1928 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1930 Backport from 2012-09-05 mainline r190697.
1933 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1934 configured --with-avrlibc.
1935 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1937 * config/avr/avrlibc.h: New file.
1938 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1939 configured --with-avrlibc.
1940 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1942 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1944 Backport from 2012-09-04 mainline r190919
1947 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1948 of size less than 4 bytes by using macro ARM_NUM_INTS.
1949 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1951 2012-09-04 Richard Henderson <rth@redhat.com>
1953 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1955 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1957 Backport from 2012-09-04 mainline r190920
1960 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1962 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1964 Backport from 2012-09-04 mainline r190914
1967 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1969 (avr_allocate_stack_slots_for_args): ...this new static function.
1971 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1973 Backported from mainline
1974 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1977 * doc/invoke.texi: Add -da and remove -dm.
1979 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1981 Backported from mainline
1982 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1985 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1986 operands[1] is CONST_INT_P, convert it to QImode before printing.
1988 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1991 * c-convert.c (convert): Don't call fold_convert_loc if
1992 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1993 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1994 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
1996 2012-08-24 Jakub Jelinek <jakub@redhat.com>
1999 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2000 if init is a CONSTRUCTOR.
2002 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2004 PR rtl-optimization/54369
2005 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2006 calling dbr_schedule.
2007 * config/sparc/sparc.c (sparc_reorg): Likewise.
2009 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2011 Backport from mainline
2012 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2014 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2015 case for Atom processor.
2017 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2019 Backport from mainline
2020 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2023 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2024 true for TARGET_64BIT or !flag_pic.
2025 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2026 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2027 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2028 Add insn constraint. Conditionally emit xchg asm insns.
2029 (atomic_compare_and_swap<mode>): Update calls. Check only
2030 cmpxchg8b_pic_memory_operand in memory address fixup.
2032 (CASHMODE): Rename from DCASHMODE.
2033 (doublemodesuffix): Update modes.
2034 (regprefix): New mode attribute.
2036 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2037 <UNSPECV_CMPXCHG>: New constant.
2038 (atomic_compare_and_swap<mode>_1): Rename from
2039 atomic_compare_and_swap_single<mode>. Update calls and
2040 unspec_volatile constants.
2041 (atomic_compare_and_swap<mode>_doubleword): Rename from
2042 atomic_compare_and_swap_double<mode>. Update calls and
2043 unspec_volatile constants.
2045 2012-08-28 Walter Lee <walt@tilera.com>
2047 Backport from mainline
2048 2012-08-28 Walter Lee <walt@tilera.com>
2050 * confg/tilegx/tilegx.md: Fix code style.
2051 (*zero_extendsidi_truncdisi): Fix typo.
2052 * config/tilegx/tilegx.c: Fix code style.
2053 (tilegx_function_profiler): Fix typo.
2055 2012-08-27 Walter Lee <walt@tilera.com>
2057 Backport from mainline
2058 2012-08-27 Walter Lee <walt@tilera.com>
2060 * doc/md.texi (TILE-Gx): Fix typo.
2062 2012-08-27 Walter Lee <walt@tilera.com>
2064 Backport from mainline
2065 2012-08-27 Walter Lee <walt@tilera.com>
2067 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2068 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2070 2012-08-27 Walter Lee <walt@tilera.com>
2072 Backport from mainline
2073 2012-08-27 Walter Lee <walt@tilera.com>
2075 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2076 (insn_bfins): Delete.
2078 2012-08-27 Walter Lee <walt@tilera.com>
2080 Backport from mainline
2081 2012-08-27 Walter Lee <walt@tilera.com>
2083 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2084 atomic_exchange_bare<mode>,
2085 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2086 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2087 * config/tilegx/tilegx.md (type): Add X1_remove.
2088 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2089 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2090 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2093 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2095 PR rtl-optimization/54088
2096 * jump.c (delete_related_insns): Robustify latest change.
2098 2012-08-21 Richard Guenther <rguenther@suse.de>
2100 Backport from mainline
2101 2012-08-16 Richard Guenther <rguenther@suse.de>
2104 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2106 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2107 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2108 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2109 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2110 (tree_ssa_lim_finalize): Free all mem_refs.
2111 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2112 scc when bailing out.
2113 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2114 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2115 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2116 FOR_EACH_LOOP_BREAK.
2118 2012-08-17 Richard Guenther <rguenther@suse.de>
2120 * tree-sra.c (modify_function): Free redirect_callers vector.
2121 * ipa-split.c (split_function): Free args_to_pass vector.
2122 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2124 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2125 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2126 (vect_analyze_slp_instance): Free everything.
2127 (destroy_bb_vec_info): Free the SLP instances.
2129 2012-08-17 Richard Guenther <rguenther@suse.de>
2131 * params.def (integer-share-limit): Decrease from 256 to 251,
2134 2012-08-21 Richard Guenther <rguenther@suse.de>
2136 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2137 the affine expansion cache.
2139 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2141 Backported from trunk
2142 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2145 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2147 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2149 Backport from mainline.
2150 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2153 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2154 mark as predicable. Adjust asm template.
2155 (vec_setv2di_internal): Likewise.
2156 (vec_extract<mode> VD, VQ): Likewise.
2157 (vec_extractv2di): Likewise.
2158 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2159 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2160 (neon_vdup_n<mode> VX, V32): Likewise.
2161 (neon_vdup_nv2di): Likewise.
2163 2012-08-17 Walter Lee <walt@tilera.com>
2165 Backport from mainline
2166 2012-08-17 Walter Lee <walt@tilera.com>
2168 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2169 (FEEDBACK_ENTER): Define.
2170 (FEEDBACK_REENTER): Define.
2171 (FEEDBACK_ENTRY): Define.
2172 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2173 (FEEDBACK_ENTER): Define.
2174 (FEEDBACK_REENTER): Define.
2175 (FEEDBACK_ENTRY): Define.
2177 2012-08-16 Walter Lee <walt@tilera.com>
2179 Backport from mainline
2180 2012-08-16 Walter Lee <walt@tilera.com>
2182 * config.gcc (tilegx-*-linux*): Add feedback.h.
2183 (tilepro-*-linux*): Likewise.
2184 * config/tilegx/feedback.h: New file.
2185 * config/tilepro/feedback.h: New file.
2187 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2189 Backport from mainline r189840 and r187586:
2190 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2192 * config/i386/i386.md (stack_protect_set): Disable the pattern
2193 for Android since Android libc (bionic) does not provide random
2194 value for stack protection guard at gs:0x14. Guard value
2195 will be provided from external symbol (default implementation).
2196 (stack_protect_set_<mode>): Likewise.
2197 (stack_protect_test): Likewise.
2198 (stack_protect_test_<mode>): Likewise.
2199 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2200 not have Bionic by default
2201 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2202 Macro OPTION_BIONIC is defined in this file and provides Bionic
2203 accessibility status
2205 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2207 * configure.ac: Stack protector enabling for Android targets.
2208 * configure: Regenerate.
2210 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2212 Backported from trunk
2213 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2215 PR rtl-optimization/53942
2216 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2217 directly from likely spilled non-fixed hard registers, move them
2220 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2222 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2223 (xop_phaddubq): Ditto.
2225 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2227 Backport from mainline
2228 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2229 Richard Earnshaw <rearnsha@arm.com>
2231 * target.def (vector_alignment): New target hook.
2232 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2233 * doc/tm.texi: Regenerate.
2234 * targhooks.c (default_vector_alignment): New function.
2235 * targhooks.h (default_vector_alignment): Add prototype.
2236 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2237 * config/arm/arm.c (arm_vector_alignment): New function.
2238 (TARGET_VECTOR_ALIGNMENT): Define.
2240 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2241 vector type alignment instead of size.
2242 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2243 element type size directly instead of computing it from alignment.
2244 Fix variable naming and comment.
2246 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2248 Backport from mainline
2249 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2251 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2252 (alpha_pad_function_end): ... this. Also insert NOP between
2253 sibling call and GP load.
2254 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2256 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2258 Backport from mainline
2259 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2260 H.J. Lu <hongjiu.lu@intel.com>
2262 PR rtl-optimization/54157
2263 * combine.c (gen_lowpart_for_combine): Don't return identity
2264 for CONST or symbolic reference.
2266 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2268 Backport from mainline
2269 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2272 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2273 split_cost argument signed.
2274 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2275 (ix86_avoid_lea_for_addr): Ditto.
2277 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2279 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2280 the address has less than two components.
2282 2012-08-02 Steve Ellcey <sellcey@mips.com>
2284 Backport from mainline
2285 2012-07-19 Steve Ellcey <sellcey@mips.com>
2287 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2290 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2292 Backport from mainline
2293 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2296 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2297 negative constant address for TARGET_X32 ...
2298 (ix86_decompose_address): ... here. Reject constant addresses
2299 that don't satisfy x86_64_immediate_operand predicate.
2301 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2304 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2305 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2306 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2307 addresses. Prevent zero extensions of CONST_INT operands.
2309 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2312 * config/i386/i386.md (*lea): New insn pattern.
2314 (*lea<mode>_2): Ditto.
2315 (*lea_{3,4,5,6}_zext): Ditto.
2316 * config/i386/predicates.md (lea_address_operand): Do not reject
2317 zero-extended address operands.
2318 * config/i386/constraints.md (j): Remove address constraint.
2319 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2321 (ix86_print_operand_address): Handle SImode subreg of an address.
2322 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2324 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2326 Backport from mainline
2327 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2330 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2331 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2333 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2334 (*movdi_internal_rex64): Use %E operand modifier for lea.
2335 (*movsi_internal): Ditto.
2337 (*lea<mode>_2): Ditto.
2338 (*lea_{3,4,5,6}_zext): Ditto.
2339 (*tls_global_dynamic_32_gnu): Ditto.
2340 (*tls_global_dynamic_64): Ditto.
2341 (*tls_dynamic_gnu2_lea_32): Ditto.
2342 (*tls_dynamic_gnu2_lea_64): Ditto.
2343 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2345 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2347 Backport from mainline
2348 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2352 (ix86_print_operand_address): Assert that parts.base and parts.index
2353 are non-NULL after call to simplify_subreg.
2355 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2358 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2360 * config/sh/sh.c (sh_option_override): Do not change
2361 flag_finite_math_only. Set TARGET_IEEE to complement of
2362 flag_finite_math_only.
2363 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2364 description of mieee and mno-ieee behavior.
2366 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2369 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2370 (_lzcnt_u64): Ditto.
2372 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2374 Backport from mainline
2375 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2377 PR rtl-optimization/52250
2378 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2379 to put note list into. Unconditionally call move_bb_info.
2380 (move_bb_info): Do not assert the blocks being in the same region,
2381 just drop the note list if they are not.
2383 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2385 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2387 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2389 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2390 defining statement is a SSA name that occurs in abnormal PHIs.
2392 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2394 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2397 2012-07-19 Richard Guenther <rguenther@suse.de>
2398 Eric Botcazou <ebotcazou@adacore.com>
2400 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2401 about transition from invariant to known bits.
2402 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2404 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2407 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2408 (cleanup_tree_cfg_bb): Don't call it.
2409 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2412 2012-07-19 Christian Bruel <christian.bruel@st.com>
2415 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2417 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2419 * config.gcc (v850-*-rtems*): New target.
2420 * config/v850/rtems.h: New.
2421 * config/v850/t-rtems: New.
2423 2012-07-18 Nick Clifton <nickc@redhat.com>
2425 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2427 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2431 Backport from mainline
2432 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2435 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2436 instead expand it as zero extension.
2438 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2440 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2441 QImode and HImode splitters. Use ix86_comparison_operator.
2442 Explicitly match FLAGS_REG.
2443 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2445 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2446 Steven Bosscher <steven@gcc.gnu.org>
2447 Bernd Schmidt <bernds@codesourcery.com>
2449 PR rtl-optimization/53908
2450 * df-problems.c (can_move_insns_across): When doing
2451 memory-reference book-keeping, handle call insns.
2453 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2455 Backport from mainline
2456 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2460 sibcall_insn_operand. Move it to a temporary register if not.
2462 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2466 emit PIC sequence for fnaddr symbol reference in advance.
2468 2012-07-09 Jason Merrill <jason@redhat.com>
2471 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2472 (type_hash_eq): Likewise.
2475 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2477 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2479 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2480 due to negative shift amount.
2482 2012-07-06 Kai Tietz <ktietz@redhat.com>
2484 Backport from mainline.
2486 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2487 as "/mingw/include".
2489 2012-07-06 Nick Clifton <nickc@redhat.com>
2491 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2492 default_encode_section_info.
2494 2012-07-06 Richard Guenther <rguenther@suse.de>
2496 Backport from mainline
2497 2012-03-30 Richard Guenther <rguenther@suse.de>
2500 * double-int.c (rshift_double): Remove not needed cast.
2502 2012-03-28 Richard Guenther <rguenther@suse.de>
2505 * double-int.h (rshift_double): Remove.
2506 * double-int.c (lshift_double): Use absu_hwi to make count
2508 (rshift_double): Make static, take unsigned count argument,
2509 remove handling of negative count argument.
2510 (double_int_rshift): Dispatch to lshift_double.
2512 2012-07-06 Richard Guenther <rguenther@suse.de>
2514 Backport from mainline
2515 2012-06-18 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/53693
2518 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2519 Reject operands with more than one use.
2521 2012-07-06 Richard Guenther <rguenther@suse.de>
2523 Backport from mainline
2524 2012-04-11 Richard Guenther <rguenther@suse.de>
2527 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2528 consider loop nesting.
2529 (evolution_function_is_univariate_p): Properly check the remainder
2532 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2534 Backport from mainline
2535 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2537 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2538 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2539 (adjacent_mem_locations): Move some code to and call...
2540 (get_memref_parts): ...new function.
2541 (mem_locations_overlap): New function.
2542 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2543 (is_mem_ref): Rename to...
2544 (find_mem_ref): ...this. Return MEM rtx.
2545 (get_store_dest): Remove function.
2546 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2547 new parameter and adjust calls.
2548 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2549 mem refs overlap for true_store_to_load_dep_costly.
2550 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2551 passed to adjacent_mem_locations.
2552 (is_costly_group): Walk resolved dependency list.
2553 (force_new_group): Emit group ending nop for Power6/Power7.
2554 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2555 (group_ending_nop): New define_insn.
2557 2012-07-04 Richard Guenther <rguenther@suse.de>
2560 * gimple-fold.c (get_base_constructor): Do not return an
2561 error_mark_node DECL_INITIAL.
2563 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2565 Backport from mainline
2566 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2568 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2569 code model string in the error message.
2571 2012-07-04 Tristan Gingold <gingold@adacore.com>
2573 Backport from mainline.
2574 2012-06-25 Tristan Gingold <gingold@adacore.com>
2576 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2577 (seh_cfa_adjust_cfa): ... that function.
2578 (seh_emit_stackalloc): Do not emit out of range values.
2579 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2580 UNSPEC_DEF_CFA constants.
2581 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2582 * config/i386/i386.c (ix86_frame_pointer_required): Required
2583 for very large frames on SEH target.
2584 (ix86_compute_frame_layout): Save area is before frame pointer
2585 on SEH target. Handle very large frames.
2586 (ix86_expand_prologue): Likewise.
2588 2012-07-04 Richard Guenther <rguenther@suse.de>
2590 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2591 as in free_lang_data_in_type.
2593 2012-07-02 Martin Jambor <mjambor@suse.cz>
2595 Backport from mainline.
2596 2012-07-02 Martin Jambor <mjambor@suse.cz>
2599 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2600 dynamic type change check.
2602 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2604 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2605 last statement of the finally block onto the switch.
2607 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2609 * configure: Regenerate.
2611 Backport from mainline.
2612 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2614 * config.gcc (target_type_format_char): New. Document it. Set it for
2616 * configure.ac (gnu_unique_option): Use target_type_format_char
2617 in test. Comment rationale.
2619 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2621 Backport from mainline.
2622 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2624 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2626 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2628 Backport from 2012-06-28 mainline r189049
2631 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2632 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2633 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2634 avr_hard_regno_call_part_clobbered.
2636 2012-06-28 Richard Guenther <rguenther@suse.de>
2639 * expr.c (expand_expr_real_1): Verify if the type is complete
2640 before inspecting its size.
2642 2012-06-27 Nick Clifton <nickc@redhat.com>
2644 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2647 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2650 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2652 2012-06-26 Nick Clifton <nickc@redhat.com>
2654 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2656 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2659 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2660 of x x x in the vmovlps load alternative.
2662 2012-06-22 Richard Guenther <rguenther@suse.de>
2664 * gcov-iov.c: Include bconfig.h and system.h.
2666 2012-06-22 Richard Guenther <rguenther@suse.de>
2668 PR gcov-profile/53744
2669 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2671 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2673 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2674 DECL_IGNORED_P non-reg vars even if they are used.
2676 2012-06-19 Jason Merrill <jason@redhat.com>
2679 * dwarf2out.c (modified_type_die): Use scope_die_for.
2680 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2681 (uses_local_type_r, uses_local_type): New.
2682 (scope_die_for): Keep a type that uses a local type in local scope.
2683 Use get_context_die for namespace and type scope.
2685 2012-06-19 Richard Guenther <rguenther@suse.de>
2688 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2689 replace it with the first non-BLOCK context.
2691 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2693 PR rtl-optimization/53700
2695 Backport from mainline
2696 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2698 * ira-color.c (setup_left_conflict_sizes_p): Process all
2699 conflicting objects.
2701 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2703 Backport from mainline
2704 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2707 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2708 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2709 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2710 instead of xop_mulv2div2di3_low.
2711 (xop_p<macs>dql): Fix vec_select selector.
2712 (xop_p<macs>dqh): Ditto.
2713 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2714 (xop_mulv2div2di3_high): Ditto.
2716 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2718 Backport from mainline:
2719 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2721 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2723 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2725 Backport from mainline:
2726 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2728 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2729 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2730 MAX_PCREL17F_OFFSET instead of fixed offset.
2731 (pa_attr_length_call): Likewise.
2732 (pa_attr_length_indirect_call): Likewise.
2734 2012-06-15 Walter Lee <walt@tilera.com>
2736 Backport from mainline:
2737 2012-06-15 Walter Lee <walt@tilera.com>
2739 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2741 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2743 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2745 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2747 Backport from mainline:
2749 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2750 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2751 * gimple.h (block_in_transaction): Check for flag_tm.
2753 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2755 PR tree-optimization/52558
2757 Backport from mainline:
2758 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2759 * gimple.h (gimple_set_in_transaction): Remove.
2760 (gimple_in_transaction): Look in BB instead.
2761 (gimple_statement_base): Remove in_transaction field.
2762 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2763 * trans-mem.c (compute_transaction_bits): Place transaction bit
2764 information into basic blocks.
2766 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2768 PR tree-optimization/52558
2769 * cfg.c (alloc_aux_for_edge): Fix comment.
2770 (alloc_aux_for_edge): Remove static.
2771 * basic-block.h (alloc_aux_for_edge): Protoize.
2772 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2773 (execute_sm_if_changed_flag): New.
2774 (execute_sm_if_changed_flag_set): New.
2775 (execute_sm): Do not generate data races unless requested.
2776 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2777 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2778 * gimple.h (block_in_transaction): New.
2779 (gimple_in_transaction): Use block_in_transaction.
2781 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2783 Backported from mainline
2784 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2786 PR rtl-optimization/53589
2787 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2788 discovery even when e->dest != target. If any LABEL_REF points
2789 to e->dest label, redirect it to target's label.
2791 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2794 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2795 returns false, replace stmt with GIMPLE_NOP.
2796 (check_omp_nesting_restrictions): Instead of issuing warnings,
2797 issue errors and return false if any errors were reported.
2799 2012-06-14 Richard Guenther <rguenther@suse.de>
2801 * BASE-VER: Set to 4.7.2.
2802 * DEV-PHASE: Set to prerelease.
2804 2012-06-12 Christian Bruel <christian.bruel@st.com>
2807 * config/sh/sh.c (sh_option_override): Don't force
2808 flag_omit_frame_pointer and maccumulate_outgoing_args.
2809 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2811 2012-06-14 Release Manager
2813 * GCC 4.7.1 released.
2815 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2817 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2819 2012-06-13 Richard Henderson <rth@redhat.com>
2821 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2822 iterator instead of INT.
2824 2012-06-08 Richard Henderson <rth@redhat.com>
2827 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2828 note to a clobber insn when no other insn is available.
2830 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2833 * doc/invoke.texi (Wenum-compare): Update documentation.
2835 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2838 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2840 (altivec_stvlxl): Ditto.
2841 (altivec_stvrx): Ditto.
2842 (altivec_stvrxl): Ditto.
2844 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2847 * trans-mem.c (expand_block_edges): Do not skip the first
2848 statement when resetting the BB.
2850 2012-06-04 Richard Guenther <rguenther@suse.de>
2853 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2854 create new assembler names.
2856 2012-06-04 Richard Guenther <rguenther@suse.de>
2858 Backport from mainline
2859 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2862 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2863 larger than maxbits. Don't compute maxbits modulo align.
2864 Also check that unit bytes long store at bitpos / unit * unit
2865 doesn't affect bits beyond bitregion_end.
2866 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2867 would not fit into bitregion_start ... bitregion_end + 1 bit
2869 (store_split_bit_field): Decrease unit close to end of bitregion_end
2870 if access is restricted in order to avoid mutual recursion.
2872 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2874 Backport from 2012-06-04 mainline r188172
2877 * config/avr/avr-stdint.h: New file.
2878 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2881 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2883 PR tree-optimization/53550
2884 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2885 is POINTER_TYPE_P, use sizetype as step type instead of type.
2887 2012-06-04 Richard Guenther <rguenther@suse.de>
2888 Eric Botcazou <ebotcazou@adacore.com>
2890 Backport from mainline
2891 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2893 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2894 Change type of BITOFFSET to signed. Make sure the lower bound of
2895 the computed range is non-negative by adjusting OFFSET and BITPOS.
2896 (expand_assignment): Adjust call to get_bit_range.
2898 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2900 * expr.c (get_bit_range): Return the null range if the enclosing record
2901 is part of a larger bit field.
2903 2012-03-20 Richard Guenther <rguenther@suse.de>
2905 * stor-layout.c (finish_bitfield_representative): Fallback
2906 to conservative maximum size if the padding up to the next
2907 field cannot be computed as a constant.
2908 (finish_bitfield_layout): If we cannot compute the distance
2909 between the start of the bitfield representative and the
2910 bitfield member start a new representative.
2911 * expr.c (get_bit_range): The distance between the start of
2912 the bitfield representative and the bitfield member is zero
2913 if the field offsets are not constants.
2915 2012-03-16 Richard Guenther <rguenther@suse.de>
2917 * stor-layout.c (finish_bitfield_representative): Fall back
2918 to the conservative maximum size if we cannot compute the
2919 size of the tail padding.
2921 2012-03-14 Richard Guenther <rguenther@suse.de>
2923 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2924 * stor-layout.c (start_bitfield_representative): New function.
2925 (finish_bitfield_representative): Likewise.
2926 (finish_bitfield_layout): Likewise.
2927 (finish_record_layout): Call finish_bitfield_layout.
2928 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2929 for QUAL_UNION_TYPE fields.
2930 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2931 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2932 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2937 * expr.c (get_bit_range): Unconditionally extract bitrange
2938 from DECL_BIT_FIELD_REPRESENTATIVE.
2939 (expand_assignment): Adjust call to get_bit_range.
2941 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2944 * fold-const.c (fold_binary_loc): Refine previous change.
2946 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2948 Backport from mainline
2949 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2952 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2953 avoid going above orig insn. Update comments.
2955 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2957 Backport from mainline
2958 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2961 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2962 prologue for unwinder and profiler.
2964 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2966 Backport from mainline
2967 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2969 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2971 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2973 Backport from mainline
2974 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2976 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2977 DBX_REGISTER_NUMBER.
2979 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2981 Backport from mainline
2982 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2984 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2985 operand is CONST_INT. Take COSTS_N_INSNS into account.
2986 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2989 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2991 * config/avr/avr.opt (-msp8): Document it.
2992 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2994 2012-05-31 Richard Guenther <rguenther@suse.de>
2997 * expr.c (expand_assignment): Do not use movmisalign on
3000 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3003 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3004 (pa_section_type_flags): New.
3005 (pa_legitimate_constant_p): Revert previous change.
3007 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3009 Backport from mainline
3010 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3013 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3014 accessed indirectly.
3015 (ipa_tm_create_version): Same.
3017 2012-05-30 Jason Merrill <jason@redhat.com>
3020 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3021 about array compound literals.
3023 2012-05-30 Richard Guenther <rguenther@suse.de>
3026 * fold-const.c (fold_binary_loc): Make sure to call
3027 fold_plusminus_mult_expr with the original sign of operands.
3029 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3031 * explow.c (probe_stack_range): Restore simple control flow and stop
3032 again when the probe cannot be generated if HAVE_check_stack.
3034 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3036 PR rtl-optimization/53519
3037 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3038 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3040 2012-05-29 Richard Guenther <rguenther@suse.de>
3042 PR tree-optimization/53516
3043 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3045 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3047 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3049 Backport from mainline
3050 2012-05-28 Richard Guenther <rguenther@suse.de>
3052 PR tree-optimization/53438
3053 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3055 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3057 Backport from mainline
3058 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3060 PR rtl-optimization/52528
3061 * combine.c (can_combine_p): Add setting of subst_low_luid
3062 before call to expand_field_assignment().
3064 2012-05-26 Martin Jambor <mjambor@suse.cz>
3066 Backport from mainline
3067 2012-05-23 Martin Jambor <mjambor@suse.cz>
3069 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3071 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3074 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3075 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3077 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3080 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3081 (ix86_expand_vec_perm): Use int mode instead of float.
3083 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3086 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3087 gnu_ld variables to yes.
3088 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3089 (HAVE_GNU_AS): Likewise.
3090 * config.in: Regenerate.
3091 * configure: Likewise.
3093 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3095 Backport from mainline
3096 2012-03-12 Richard Guenther <rguenther@suse.de>
3097 * config/arm/arm.c (neon_dereference_pointer): Do not call
3098 covert during RTL expansion.
3100 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3102 Backport from mainline
3103 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3106 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3107 relied on signed overflow behavior.
3109 2012-05-24 Richard Guenther <rguenther@suse.de>
3112 * tree-profile.c (tree_profiling): Cleanup the CFG if
3113 execute_fixup_cfg requests it.
3115 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3117 PR tree-optimization/53465
3118 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3119 vr0 into *vr, then vrp_meet that.
3120 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3121 have any equivalences.
3122 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3125 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3127 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3129 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3130 (iterative_hash_gimple_type): Adjust comment.
3131 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3132 domain for an array type instead of the domain type itself.
3134 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3136 Backport from 2012-05-23 mainline r187803
3139 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3140 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3143 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3145 Backport from 2012-05-03 mainline r187075
3147 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3148 has_fma4 for AMD processors with both fma3 and fma4 support.
3150 2012-05-22 Richard Guenther <rguenther@suse.de>
3152 PR tree-optimization/53408
3153 * tree-vect-loop.c (vectorizable_induction): Properly check
3154 the restriction that we cannot handle induction results from
3155 the inner loop outside of the outer loop.
3157 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3159 PR tree-optimization/53436
3160 * omp-low.c (omp_build_component_ref): New function.
3161 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3163 PR tree-optimization/53366
3164 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3165 tests if complex_numbers == 2, but there are non-complex number loads
3168 PR tree-optimization/53409
3169 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3170 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3172 PR tree-optimization/53410
3173 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3174 instead of build_int_cst (type, 0) where vector types might be
3177 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3180 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3181 from folded operands before wrapping another around the
3182 conditional expression.
3184 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3185 Patrick Marlier <patrick.marlier@gmail.com>
3187 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3190 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3192 Backport from mainline
3193 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3196 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3197 (UNSPECV_RDRAND): This.
3198 (rdrand<mode>_1): Updated.
3200 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3202 Backport from mainline
3203 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3205 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3206 RDRND, F16C and FSGSBASE.
3208 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3210 Backport from mainline
3211 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3213 * tree-ssa-pre.c (can_value_number_call): Delete.
3214 (compute_avail): Skip all statements with side effects.
3215 <GIMPLE_CALL>: Skip calls to internal functions.
3217 2012-05-18 David S. Miller <davem@davemloft.net>
3219 Backport r185385 from mainline
3220 2012-03-14 Richard Guenther <rguenther@suse.de>
3223 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3224 element type instead of mode, use build_vector_type_for_mode
3225 instead of the langhook, build a vector of proper signedness.
3226 (expand_vector_operations_1): Adjust.
3228 2012-05-18 Olivier Hainque <hainque@adacore.com>
3230 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3231 $(libsubdir) as libexecsubdir.
3233 2012-05-16 Andrew Pinski <apinski@cavium.com>
3235 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3238 2012-05-16 David S. Miller <davem@davemloft.net>
3240 * jump.c (delete_related_insns): If we remove a CALL, make sure
3241 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3243 2012-05-16 Richard Henderson <rth@redhat.com>
3246 * combine-stack-adj.c (prev_active_insn_bb): New.
3247 (next_active_insn_bb): New.
3248 (force_move_args_size_note): New.
3249 (combine_stack_adjustments_for_block): Use it.
3251 2012-05-16 Olivier Hainque <hainque@adacore.com>
3253 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3254 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3255 Add comments and improve stamp preservation across the whole sequence.
3256 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3258 2012-05-16 Richard Guenther <rguenther@suse.de>
3260 PR tree-optimization/53364
3261 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3262 detect a view-conversion of the decl.
3264 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3267 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3268 that operands[2] is either immediate, or q_regs_operand.
3270 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3272 Backport r187139 from mainline.
3273 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3275 PR rtl-optimization/52804
3276 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3277 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3278 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3279 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3280 RELOAD_FOR_OUTADDR_ADDRESS.
3282 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3285 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3286 generate target register for "load" class builtins.
3289 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3292 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3293 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3294 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3295 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3296 (<sse>_movu<ssemodesuffix>): New expander.
3297 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3298 (avx_movdqu<avxmodesuffix>): New expander.
3299 (*sse2_movdqu): Rename from sse2_movdqu.
3300 (sse2_movdqu): New expander.
3302 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3304 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3305 lineno 1 the same as lineno 0 before first start file directive.
3306 (optimize_macinfo_range): Likewise.
3308 * dwarf2out.c (have_macinfo): Define.
3309 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3310 attribute, don't force empty compilation unit and don't emit any
3311 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3313 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3315 Backport from mainline
3316 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3318 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3319 ORDERED and UNORDERED conditions.
3321 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3323 * function.c (requires_stack_frame_p): If the function can throw
3324 non-call exceptions, return true if the insn can throw internally.
3326 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3328 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3329 DECL_ORIGINAL_TYPE if it is present.
3331 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3333 Backport from 2012-05-12 mainline r187342.
3336 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3337 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3338 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3339 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3340 (expand_prologue): Move initialization of cfun->machine->is_naked,
3341 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3342 (avr_set_current_function): ...this new static function.
3343 (TARGET_SET_CURRENT_FUNCTION): New define.
3344 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3345 checking attributes of current_function_decl.
3346 (avr_regs_to_save): Ditto.
3347 (signal_function_p): Rename to avr_signal_function_p.
3348 (interrupt_function_p): Rename to avr_interrupt_function_p.
3350 * doc/extend.texi (Function Attributes): Better explanation of
3351 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3354 2012-05-09 Matthias Klose <doko@ubuntu.com>
3356 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3358 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3361 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3362 when a constant source operand matches an "I" constraint, the "no
3363 CC0 change" applies to a register-destination only, not a
3364 strict_low_part-destination.
3366 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3368 Backport from mainline:
3369 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3371 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3373 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3375 PR tree-optimization/53239
3376 * tree-vrp.c (get_value_range): Set VR of
3377 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3380 2012-05-07 Richard Guenther <rguenther@suse.de>
3382 PR tree-optimization/53195
3383 * tree-inline.c (setup_one_parameter): Properly add referenced
3384 vars from the parameters new known value.
3386 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3388 Backport from mainline:
3389 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3392 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3395 2012-05-04 Ian Lance Taylor <iant@google.com>
3397 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3398 values from false to NULL.
3400 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3402 Backport from mainline
3403 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3407 (TARGET_CMOV): Rename from TARGET_CMOVE.
3408 (TARGET_CMOVE): New define.
3409 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3410 Do not set TARGET_CMOVE here.
3412 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3414 Backport from mainline:
3416 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3418 PR tree-optimization/52633
3419 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3420 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3421 (vect_recog_over_widening_pattern): Remove handling of code that was
3422 already detected as over-widening pattern. Remove special handling
3423 of "unsigned" cases. Instead, support general case of conversion
3424 of the shift result to another type.
3426 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3428 * tree-vect-patterns.c (vect_single_imm_use): New function.
3429 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3430 (vect_recog_over_widening_pattern): Likewise.
3431 (vect_recog_widen_shift_pattern): Likewise.
3433 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3435 PR tree-optimization/52870
3436 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3437 presumed pattern statement is within the same loop or basic block.
3439 2012-05-04 Richard Guenther <rguenther@suse.de>
3441 * common.opt (flto-report): Do not mark as Optimization.
3443 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3446 * recog.c (constrain_operands): If extra constraints are present, also
3447 accept pseudo-registers with equivalent memory locations during reload.
3449 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3451 Backport from the mainline
3452 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3455 * config/rs6000/rs6000.md (bswapdi splitters): If
3456 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3457 default) is used, generate an alternate sequence that does not
3458 depend on using indexed addressing.
3460 2012-05-03 David S. Miller <davem@davemloft.net>
3463 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3464 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3465 (sparc_emit_float_lib_cmp): Likewise.
3467 2012-05-04 Martin Jambor <mjambor@suse.cz>
3469 Backport from mainline
3470 2012-05-02 Martin Jambor <mjambor@suse.cz>
3473 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3474 of a variable when the contect is a function.
3476 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3479 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3480 append program name to it and pass that as first argument
3481 to make_relative_prefix. Always pass standard_libexec_prefix
3482 as last argument to make_relative_prefix. If
3483 make_relative_prefix returns NULL, fall back to
3484 standard_libexec_prefix.
3487 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3491 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3492 mode, return that mode.
3494 2012-05-03 Richard Guenther <rguenther@suse.de>
3496 PR tree-optimization/53144
3497 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3499 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3500 with SSA name values.
3501 (vn_reference_lookup_3): Adjust callers.
3503 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3505 PR tree-optimization/53163
3506 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3507 return value from compute_all_dependences.
3509 PR rtl-optimization/53160
3510 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3511 has been modified by ree pass already.
3513 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3515 Backport from mainline
3516 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3519 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3520 calls to cgraph_node_name in xstrdup.
3521 (ipa_make_edge_direct_to_target): Ditto.
3522 * tree-sra.c (convert_callers_for_node): Ditto.
3523 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3524 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3525 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3526 (cgraph_materialize_all_clones): Ditto.
3527 * ipa-inline.c (report_inline_failed_reason): Ditto.
3528 (want_early_inline_function_p): Ditto.
3529 (edge_badness): Ditto.
3530 (update_edge_key): Ditto.
3531 (flatten_function): Ditto.
3532 (ipa_inline): Ditto.
3533 (inline_always_inline_functions): Ditto.
3534 (early_inline_small_functions): Ditto.
3536 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3538 Backport from mainline
3539 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3541 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3542 Introduce emul_name to select the right linker emulation for
3543 powerpc64-*-freebsd*.
3544 * configure: Regenerate.
3545 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3546 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3547 * config/rs6000/freebsd64.h: New file.
3548 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3550 (rs6000_savres_strategy): Likewise.
3551 (rs6000_savres_routine_name): Likewise.
3552 (rs6000_elf_file_end): Likewise.
3553 * config/rs6000/t-freebsd64: New file.
3554 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3555 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3557 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3559 Backport from mainline
3560 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3563 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3565 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3567 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3568 predicate to discriminate types.
3570 2012-04-27 Richard Guenther <rguenther@suse.de>
3573 * convert.c (convert_to_integer): Avoid infinite recursion for
3574 target-defined built-in types.
3576 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3579 * config/cris/cris.md ("*andhi_lowpart_v32")
3580 ("*andqi_lowpart_v32"): Change first input-only operand from
3581 a (match_operand ...) to (match_dup 0). Drop alternatives with
3582 const_int-matching constraints for redundancy.
3583 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3584 three-operand alternative.
3586 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3588 Backport from mainline
3589 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3591 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3592 (*addsi_2_zext): Ditto.
3593 (*add<mode>_3): Ditto.
3594 (*addsi_3_zext): Ditto.
3595 (*add<mode>_5): Ditto.
3597 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3600 * c-typeck.c (set_nonincremental_init,
3601 set_nonincremental_init_from_string): Pass true instead of false
3602 as IMPLICIT to add_pending_init.
3604 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3606 Backport from 2012-04-24 mainline r186768.
3609 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3611 2012-04-24 Richard Guenther <rguenther@suse.de>
3613 PR tree-optimization/53085
3614 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3617 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3620 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3622 (output_addressed_constants): Likewise.
3625 * varasm.c (get_section): Don't ICE for section conflicts with
3626 built-in section kinds.
3628 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3630 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3632 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3634 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3636 2012-04-23 Richard Guenther <rguenther@suse.de>
3639 * c-typeck.c (build_binary_op): Fix typo.
3641 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3643 PR tree-optimizations/52891
3644 * tree-vect-patterns.c (adjust_bool_pattern): Use
3645 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3646 but with non-standard precision.
3648 2012-04-22 Ian Lance Taylor <iant@google.com>
3650 * godump.c (go_output_typedef): Dump size of structs.
3652 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3654 Backport from mainline:
3656 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3657 hints for 'A' operand types.
3659 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3661 Backport from 2012-04-19 mainline r186588.
3664 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3665 the case *(X+const).
3667 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3669 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3671 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3674 * config/i386/sync.md (atomic_<code><mode>): Rename to
3675 atomic_<logic><mode>.
3677 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3679 Backport from mainline
3680 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3683 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3684 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3685 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3686 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3687 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3688 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3689 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3690 gen_avx2_permvarv8sf.
3692 2012-04-16 Martin Jambor <mjambor@suse.cz>
3694 Backported from mainline
3696 2012-04-13 Martin Jambor <mjambor@suse.cz>
3699 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3700 fold_ctor_reference returns a zero constant.
3702 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3704 Backported from mainline
3705 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3707 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3708 and __ILP32__ for x32.
3710 2012-04-13 Tom de Vries <tom@codesourcery.com>
3712 Backport from mainline r186418.
3714 2012-04-13 Tom de Vries <tom@codesourcery.com>
3716 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3717 parameters vuse and vuse_escaped.
3718 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3719 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3722 2012-04-13 Richard Guenther <rguenther@suse.de>
3724 PR tree-optimization/52969
3725 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3726 the condition for the COND_EXPR and handle predicate negation
3727 by swapping the COND_EXPR arms.
3729 2012-04-13 Richard Guenther <rguenther@suse.de>
3732 * convert.c (convert_to_pointer): Remove special-casing of
3735 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3737 Backport from mainline
3738 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3741 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3742 the list of options to enable the FCFID instruction.
3743 (TARGET_EXTRA_BUILTINS): Adjust comment.
3745 2012-04-12 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/52943
3748 * tree-chrec.h (chrec_is_positive): Remove.
3749 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3750 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3751 Return false for a constant zero instead of negative.
3752 (analyze_siv_subscript_cst_affine): Handle zero difference
3753 in the initial condition explicitely.
3755 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3758 * varasm.c (process_pending_assemble_externals): Set
3759 pending_assemble_externals_processed true.
3760 (assemble_external): Call assemble_external_real if the pending
3761 assemble externals have been processed.
3763 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3766 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3767 the DECL generated for the special GOT helper.
3769 2012-04-06 Walter Lee <walt@tilera.com>
3771 Backport from mainline
3772 2012-03-07 Walter Lee <walt@tilera.com>
3774 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3775 REG_CFA_* notes for the stack pointer.
3776 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3777 EH_RETURN_STACKADJ_RTX.
3778 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3779 generate REG_CFA_* notes for the stack pointer.
3780 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3781 by EH_RETURN_STACKADJ_RTX.
3783 2012-04-06 Matt Turner <mattst88@gmail.com>
3785 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3787 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3789 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3790 of the destination isn't also a FP_REGS register.
3792 2012-04-03 Richard Guenther <rguenther@suse.de>
3794 Backport from mainline
3795 2012-03-02 Richard Guenther <rguenther@suse.de>
3797 PR tree-optimization/52406
3798 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3799 (struct indices): Add unconstrained_base member.
3800 (struct dr_alias): Remove unused vops member.
3801 (DR_UNCONSTRAINED_BASE): New define.
3802 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3803 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3804 be an artificial access that covers the whole indexed object,
3805 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3806 plain decl base-objects to their MEM_REF variant.
3807 (dr_may_alias_p): When the base-object of either data reference
3808 has unknown size use only points-to information.
3809 (compute_affine_dependence): Make dumps easier to read and
3811 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3812 DR_REF when looking for packed references.
3813 (vect_supportable_dr_alignment): Likewise.
3815 2012-04-03 Richard Guenther <rguenther@suse.de>
3817 Backport from mainline
3818 2012-03-15 Richard Guenther <rguenther@suse.de>
3821 * tree-data-ref.c (subscript_dependence_tester_1): Check
3822 all dimensions for non-conflicting access functions.
3824 2012-04-03 Richard Guenther <rguenther@suse.de>
3826 Backport from mainline
3827 2012-03-06 Richard Guenther <rguenther@suse.de>
3830 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3832 2012-03-23 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/52678
3835 * tree-vectorizer.h (struct _stmt_vec_info): Add
3836 loop_phi_evolution_part member.
3837 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3838 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3839 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3840 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3841 Use the cached evolution part and the PHI nodes value from
3842 the loop preheader edge instead of re-analyzing the evolution.
3844 2012-03-26 Richard Guenther <rguenther@suse.de>
3846 PR tree-optimization/52701
3847 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3848 compute and set the evolution part of PHI nodes.
3850 2012-03-30 Richard Guenther <rguenther@suse.de>
3852 PR tree-optimization/52754
3853 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3854 propagate arbitrary addresses into really plain dereferences.
3856 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3858 PR tree-optimization/52835
3859 * tree-data-ref.c (build_rdg): Return NULL if
3860 compute_data_dependences_for_loop failed.
3862 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3864 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3865 (stmt_can_make_abnormal_goto): Use it.
3866 (is_ctrl_altering_stmt): Likewise.
3868 2012-03-31 Martin Jambor <mjambor@suse.cz>
3870 Backported from mainline
3871 2012-03-30 Martin Jambor <mjambor@suse.cz>
3873 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3874 is a builtin_stack_save in a dominating BB.
3876 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3878 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3879 crossing 128bit lane boundary.
3881 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3883 Backported from mainline
3884 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3887 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3889 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3890 * config/i386/i386.c: Include reload.h.
3891 (ix86_legitimize_reload_address): New function.
3893 2012-03-28 Martin Jambor <mjambor@suse.cz>
3895 Backported from mainline
3896 2012-03-27 Martin Jambor <mjambor@suse.cz>
3899 * tree-sra.c (sra_modify_assign): Do not call
3900 load_assign_lhs_subreplacements when working with an unscalarizable
3903 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3906 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3907 __builtin_va_start to __builtin_next_arg if the latter is
3908 builtin_decl_explicit_p rather than when it is not.
3911 * tree-vect-generic.c (vector_element): Perform multiplication
3912 for pos in bitsizetype type instead of idx type.
3914 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3916 Backport from 2012-03-28 mainline r185910.
3919 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3920 (avr_builtin_decl): New static function.
3921 (struct avr_builtin_description, avr_bdesc): Move up.
3922 Add GTY marker. Add field fndecl. Remove redundant field id.
3923 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3924 (avr_expand_builtin): Code cleanup because .id is removed.
3926 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3929 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3932 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3934 Backport from 2012-03-28 mainline r185907.
3937 * config.gcc (tm_file): Remove avr/multilib.h.
3939 * doc/invoke.texi (AVR Options): Adjust
3940 documentation of -mtiny-stack.
3942 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3943 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3944 * config/avr/t-avr: Remove generation of multilib.h.
3945 * config/avr/t-multilib: Regenerate.
3946 * config/avr/multilib.h: Remove.
3947 * config/avr/avr.opt (-msp8): New option.
3948 (avr_sp8): New variable.
3949 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3950 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3951 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3952 (avr_device_to_sp8): New prototype.
3953 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3954 (DRIVER_SELF_SPECS): New define.
3955 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3956 __AVR_SP8__, __AVR_HAVE_SPH__.
3957 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3958 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3959 (avr_file_start): Ditto.
3961 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3964 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3965 instead of 8 in adjust_address.
3967 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3969 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3970 of a unit before computing the offset in units.
3972 2012-03-27 Richard Guenther <rguenther@suse.de>
3975 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3978 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3981 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3983 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3986 * varasm.c: Include pointer-set.h.
3987 (pending_assemble_externals_set): New pointer set.
3988 (process_pending_assemble_externals): Destroy the pointer set.
3989 (assemble_external): See if decl is in pending_assemble_externals_set,
3990 and add it to pending_assemble_externals if necessary.
3991 (init_varasm_once): Allocate pending_assemble_externals_set.
3993 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3995 Backported from mainline
3996 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3999 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4000 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4001 (vector_ltgt<mode>): Likewise.
4002 (vector_ordered<mode>): Likewise.
4003 (vector_unordered<mode>): Likewise.
4004 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4006 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4008 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4011 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4013 Backported from mainline
4014 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4018 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4019 GENERAL_REGS and FP_REGS for SImode.
4021 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4024 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4025 on any new_local_var_chain vars declared during recursing on
4026 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4028 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4030 Backport from 2012-03-22 mainline r185692.
4033 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4034 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4035 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4036 (delay_cycles_1, delay_cycles_2): Ditto.
4037 (delay_cycles_3, delay_cycles_4): Ditto.
4038 (nopv, *nopv): Ditto.
4039 (sleep, *sleep): Ditto.
4042 Backport from 2012-03-21 mainline r185605.
4044 PR rtl-optimization/52543
4046 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4047 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4048 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4049 (avr_load_libgcc_p): Restrict to __flash loads.
4050 (avr_out_lpm): Only handle 1-byte loads from __flash.
4051 (avr_load_lpm): New function.
4052 (avr_find_unused_d_reg): Remove.
4053 (avr_out_lpm_no_lpmx): Remove.
4054 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4055 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4056 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4057 (load_<mode>, load_<mode>_clobber): New insns.
4058 (mov<mode>): For multi-byte move from non-generic
4059 16-bit address spaces: Expand to load_<mode> resp.
4060 load_<mode>_clobber.
4061 (load<mode>_libgcc): Remove expander.
4062 (split-lpmx): Remove split.
4064 Backport from 2012-03-13 mainline r185329.
4067 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4068 offset (size) to a value the insns can deal with.
4069 (expand_epilogue): Ditto.
4071 Backport from 2012-03-12 mainline r185256.
4074 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4075 type from reg_class_t to enum reg_class.
4076 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4078 Backport from 2012-03-12 mainline r185253.
4081 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4082 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4083 r184615 from 2012-02-28.
4085 Backport from 2012-03-08 mainline r185105.
4087 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4088 for constants in [-63,63].
4090 Backport from 2012-03-08 mainline r185100.
4093 * config/avr/avr.c (avr_mem_clobber): New static function.
4094 (avr_expand_delay_cycles): Add memory clobber operand to
4095 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4096 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4097 (enable_interrupt, disable_interrupt): New expander.
4098 (nopv, sleep, wdr): New expanders.
4099 (delay_cycles_1): Add memory clobber.
4100 (delay_cycles_2): Add memory clobber.
4101 (delay_cycles_3): Add memory clobber.
4102 (delay_cycles_4): Add memory clobber.
4103 (cli_sei): New insn from former "enable_interrupt",
4104 "disable_interrupt" with memory clobber.
4105 (*wdt): New insn from former "wdt" with memory clobber.
4106 (*nopv): Similar, but for "nopv".
4107 (*sleep): Similar, but for "sleep".
4109 Backport from 2012-03-07 mainline r185043.
4112 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4114 Backport from 2012-03-07 mainline r185032.
4117 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4118 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4119 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4121 Backport from 2012-03-07 mainline r185031.
4124 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4126 * config/avr/avr.md (xload_8): Adjust insn length.
4128 Backport from 2012-03-07 mainline r185030.
4131 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4132 if RAMPZ affects reading from RAM.
4134 Backport from 2012-03-05 mainline r184919.
4136 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4138 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4140 Backport from mainline r185259.
4143 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4144 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4146 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4148 Backported from mainline
4149 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4152 * c-parser.c (c_parser_postfix_expression)
4153 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4155 * config/i386/smmintrin.h: Avoid /* within a comment.
4156 * config/i386/nmmintrin.h: Likewise.
4158 2012-03-22 Richard Guenther <rguenther@suse.de>
4160 * BASE-VER: Set to 4.7.1.
4161 * DEV-PHASE: Set to prerelease.
4163 2012-03-22 Release Manager
4165 * GCC 4.7.0 released.
4167 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4169 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4171 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4172 Andrew Pinski <apinski@cavium.com>
4175 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4176 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4177 calls instead of __builtin_ir{int,ound}*.
4179 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4182 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4185 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4187 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4188 Refer to GCC 4.7 version of c99status.html.
4190 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4192 Backport from mainline
4193 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4195 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4196 redefine to be NULL if the current bit-size is different from the
4197 configured bit-size.
4199 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4200 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4201 set the default tuning. Add asserts to make sure the cpu and tune
4202 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4203 test whether the index is set, instead of > 0.
4204 (rs6000_file_start): Do not reset the default cpu if the current
4205 bit-size is different from the configured bit-size.
4207 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4209 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4211 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4212 Update binutils references.
4213 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4214 Update binutils reference.
4215 Update Sun as/GNU ld caveat.
4216 Document binutils largefile requirement for LTO plugin.
4217 Remove reference to alternate libpthread.
4219 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4221 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4223 (Specific, mips-sgi-irix6): Likewise.
4225 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4227 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4228 * configure: Regenerate.
4230 2012-03-07 Richard Henderson <rth@redhat.com>
4232 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4233 * config/m68k/sync.md (atomic_test_and_set): Use it.
4234 (atomic_test_and_set_1): Likewise.
4236 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4239 * Makefile.in: Let install-gcc-ar depend on installdirs,
4240 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4241 Don't double canonicalize if cross-compiling.
4243 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4245 * trans-mem.c: New typedef for tm_region_p.
4246 Define vector types for tm_region_p.
4247 (tm_region_init): Replace region_worklist to a vector called
4250 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4253 * trans-mem.c (tm_region_init): Use last_basic_block.
4255 2012-03-05 Richard Henderson <rth@redhat.com>
4258 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4259 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4260 BIGGEST_ALIGNMENT is aligned.
4262 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4264 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4266 2012-03-05 Richard Henderson <rth@redhat.com>
4269 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4270 instead of calling negqi2 directly.
4272 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4274 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4275 (INTMAX_TYPE): Use it.
4276 (UINTMAX_TYPE): Likewise.
4277 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4278 (irix6_c_common_override_options): Declare.
4279 (C_COMMON_OVERRIDE_OPTIONS): Define.
4280 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4281 * config/mips/irix6-c.c: New file.
4282 * config/mips/t-irix6 (irix6-c.o): New target.
4283 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4286 2012-03-02 Richard Henderson <rth@redhat.com>
4288 * optabs.c (expand_atomic_test_and_set): Honor
4289 atomic_test_and_set_trueval even when atomic_test_and_set
4290 optab is not in use.
4292 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4294 Backport from mainline
4295 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4297 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4299 2012-03-02 Richard Guenther <rguenther@suse.de>
4301 * DEV-PHASE: Set to prerelease.
4303 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4305 * config.gcc (obsolete): Add all ARM targets using the FPA.
4306 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4307 * doc/install.texi: Avoid references to obsolete ARM ports.
4309 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4311 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4313 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4314 Joern Rennecke <joern.rennecke@embecosm.com>
4316 * doc/extend.texi: Expand and update information on interrupt
4317 attribute for Epiphany.
4319 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4321 * config/sh/sh-protos.h: Update copyright notice dates.
4322 * config/sh/sh.h: Likewise.
4323 * config/sh/sh.md: Likewise.
4324 * config/sh/constraints.md: Likewise.
4325 * config/sh/predicates.md: Likewise.
4327 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4329 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4330 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4332 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4334 * config/sh/constraints.md: Fix comment typo.
4336 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4339 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4340 unsigned HOST_WIDE_INT.
4341 (zvdep_imm64): Likewise.
4342 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4343 (vdepi_and): Likewise.
4344 Likewise for unamed 64-bit patterns.
4345 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4347 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4350 PR rtl-optimization/52417
4351 * cselib.c (cselib_any_perm_equivs): New variable.
4352 (cselib_reset_table): Check that it's not set when not
4353 preserving constants.
4354 (cselib_add_permanent_equiv): Set it.
4355 (cselib_have_permanent_equivalences): New.
4356 (cselib_init, cselib_finish): Reset it.
4357 * cselib.h (cselib_have_permanent_equivalences): Declare.
4358 * alias.c (get_addr): Restore earlier behavior when there
4359 aren't permanent equivalences.
4361 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4363 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4364 * config/v850/v850-modes.def: Fix copyright notice.
4366 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4368 * doc/extend.texi (AVR Built-in Functions): Document
4369 __builtin_avr_flash_segment.
4371 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4372 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4373 (*split.flash_segment): New insn-and-split.
4374 * config/avr/avr.c (avr_init_builtins): Add local variables:
4375 const_memx_void_node, const_memx_ptr_type_node,
4376 char_ftype_const_memx_ptr.
4378 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4380 PR tree-optimization/52445
4381 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4382 add ssa_name_ver, offset and size fields and change store field
4384 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4385 (add_or_mark_expr): Likewise. Only consider previous stores
4386 with the same size and offset.
4387 (nt_init_block): Only look at gimple_assign_single_p stmts,
4388 doesn't look at rhs2.
4390 2012-03-01 Richard Guenther <rguenther@suse.de>
4393 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4394 conversions from integral types to pointer types.
4396 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4398 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4399 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4400 unintentionally removed in r184616.
4402 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4404 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4407 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4408 Uros Bizjak <ubizjak@gmail.com>
4411 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4412 alternatives, add "e" constraint to the new last alternative
4413 and ! to last 3 alternatives.
4415 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4417 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4418 DW_AT_artificial attributes at the end of the processing.
4419 (gen_array_type_die): Likewise.
4420 (gen_enumeration_type_die): Likewise.
4421 (gen_struct_or_union_type_die): Likewise.
4422 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4425 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4428 * expr.c (expand_assignment): If doing misaligned store that doesn't
4429 cover all mode bits, perform a RMW cycle.
4431 PR tree-optimization/52429
4432 * tree-parloops.c (separate_decls_in_region_debug): Return early
4433 if var is LABEL_DECL.
4435 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4437 PR tree-optimization/52424
4438 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4439 calling dom_thread_across_edge.
4441 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4443 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4445 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4447 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4448 * config/avr/avr.c (avr_output_bld): Remove unused function.
4449 (avr_out_sbxx_branch): Use "%T" to print bit position.
4451 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4453 * config/avr/avr.md: Untabify.
4455 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4457 * config/avr/avr.md (eqne): New code iterator.
4458 (*dec-and-branchsi): Use it in text peephole's condition.
4459 (*dec-and-branchhi): Ditto.
4460 (*dec-and-branchqi): Ditto.
4462 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4465 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4466 the device does not have the skip-bug.
4468 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4470 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4471 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4472 -mpretend-cmove): New.
4474 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4477 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4478 doesn't count DEBUG_INSN refs.
4479 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4480 for DEBUG_INSN refs.
4482 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4486 2012-02-20 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/52298
4488 * tree-vect-stmts.c (vectorizable_load): Properly use
4489 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4492 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4495 * gimple.h (gimple_in_transaction): New.
4496 (gimple_set_in_transaction): New.
4497 (struct gimple_statement_base): Add in_transaction field.
4498 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4500 (tree_ssa_lim_initialize): Compute transaction bits.
4501 * tree.h (compute_transaction_bits): Protoize.
4502 * trans-mem.c (tm_region_init): Use the heap to store BB
4504 (compute_transaction_bits): New.
4506 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4508 * gcc.c (display_help): Document --help=common and sort entries
4511 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4513 * doc/install.texi: Document check-$LANG specific shortcuts
4515 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4518 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4520 * config/arm/arm_neon.h: Regenerate.
4521 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4522 (neon_vcgeu): New insn.
4523 (neon_vcgtu): Likewise.
4524 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4525 (ops): Unsigned comparison intrinsics call a different
4528 2012-02-28 Richard Guenther <rguenther@suse.de>
4531 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4532 ordering for the VEC_CONCAT for two element vectors for
4533 V2SFmode, V2SImode and V2DImode.
4535 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4538 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4539 detecting big-endian triplets.
4541 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4543 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4544 mode if there is no type information available.
4546 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4548 PR tree-optimization/53207
4549 * doc/invoke.texi: Document as experimental and relying on graphite.
4551 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4553 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4554 of initializer to changes from r184614.
4556 2012-02-28 Richard Guenther <rguenther@suse.de>
4558 PR tree-optimization/52395
4559 * tree-sra.c (build_ref_for_offset): Also look at the base
4560 TYPE_ALIGN when figuring out the alignment of the replacement.
4562 2012-02-28 Richard Guenther <rguenther@suse.de>
4564 PR tree-optimization/52402
4565 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4566 mis-aligned types when creating the accesses at the call site.
4568 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4570 * config/avr/builtins.def: New file.
4571 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4572 * config/avr/avr.c (enum avr_builtin_id): Use it.
4573 (avr_init_builtins): Use it. And use avr_bdesc.
4574 (bdesc_1arg): Remove.
4575 (bdesc_2arg): Remove.
4576 (bdesc_3arg): Remove.
4577 (struct avr_builtin_description): Add field n_args.
4578 (avr_bdesc): New static variable using builtins.def.
4579 (avr_expand_builtin): Use it.
4580 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4581 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4582 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4584 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4587 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4588 match only one single hard register with respective hard reg rtx.
4589 (movmemx_<mode>): Ditto.
4590 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4591 insn anatomy of movmem[x]_<mode>.
4592 (avr_out_movmem): Same for printing assembler and operand usage.
4594 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4598 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4599 address spaces located outside of device flash.
4601 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4602 (mcu_type_s): Add field n_flash.
4603 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4604 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4605 (AVR_MCU): Add N_FLASH argument.
4606 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4607 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4608 macro __FLASH<n> if that address space makes sense for the device.
4609 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4610 outside of target flash.
4611 (avr_asm_named_section): Ditto.
4612 (avr_asm_select_section): Ditto.
4613 (avr_addr_space_convert): Ditto.
4614 (avr_emit_movmemhi): Ditto.
4615 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4616 address space is outside of device flash.
4617 (avr_insert_attributes): Ditto.
4618 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4619 avr_current_arch->n_segments.
4621 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4624 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4626 (*movabs<mode>_2): Likewise.
4628 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4631 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4632 s_register_operand in the test instead of REG_P. Don't call
4633 gen_reg_rtx if it won't be used.
4635 PR tree-optimization/52376
4636 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4638 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4640 * ifcvt.c (noce_get_condition): Check condition variable is not
4641 small_register_classes_for_mode_p before accepting.
4643 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4645 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4647 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4650 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4651 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4653 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4655 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4657 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4659 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4661 * config/sh/predicates.md: Remove blank lines.
4662 * config/sh/sh.c: Fix typos in comments.
4663 * config/sh/constraints.md: Likewise.
4664 * config/sh/sh.md: Remove blank lines.
4665 Fix typos in comments. Use ;; as comment characters.
4667 2012-02-26 Walter Lee <walt@tilera.com>
4669 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4670 (replace_mov_pcrel_step2): Ditto.
4672 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4675 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4676 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4677 and locs that reference values newer than the non-canonical value
4678 at hand. Return the canonical value as a worst case.
4679 (memrefs_conflict_p): Walk canonical value's locs.
4682 * cselib.c (preserve_only_constants): Rename to...
4683 (preserve_constants_and_equivs): ... this. Split out...
4684 (invariant_or_equiv_p): ... this. Preserve plus expressions
4685 of other preserved expressions too.
4686 (cselib_reset_table): Adjust.
4687 * var-tracking.c (reverse_op): Use canonical value to build
4690 2012-02-23 Kai Tietz <ktietz@redhat.com>
4692 * config/i386/i386.c (ix86_delegitimize_address): Handle
4693 UNSPEC_PCREL plus displacement.
4695 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4698 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4699 to test for unusedness in st X addressing.
4701 2012-02-24 Richard Guenther <rguenther@suse.de>
4704 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4705 (is_gimple_reg_type): Move inline ...
4706 * gimple.h (is_gimple_reg_type): ... here.
4708 2012-02-24 Richard Guenther <rguenther@suse.de>
4711 * passes.c (execute_function_todo): When verifying SSA form
4712 verify gimple form first.
4713 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4715 2012-02-24 Richard Guenther <rguenther@suse.de>
4718 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4719 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4721 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4723 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4725 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4727 * tree-phinodes.c (make_phi_node): Mark static.
4728 * tree-flow.h (make_phi_node): Remove extern decl.
4729 * doc/gimple.texi (make_phi_node): Remove documentation.
4731 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4733 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4734 * tree-ssa-sccvn.c (print_scc): Ditto.
4736 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4738 * doc/passes.texi (Full redundancy elimination): Fix typo.
4740 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4742 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4744 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4747 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4749 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4752 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4754 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4756 * config/avr/avr.md (code_stdname): Add ior, xor.
4757 (xior): New code iterator.
4758 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4759 (*<code_stdname><mode>qi.byte1-3): Ditto.
4761 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4763 PR tree-optimization/52019
4764 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4767 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4769 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4770 HAVE_INITFINI_ARRAY to work around namespace pollution in
4771 certain versions of newlib system headers.
4772 * config.in: Regenerate.
4773 * configure: Regenerate.
4774 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4775 instead of HAVE_INITFINI_ARRAY.
4777 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4781 is not offsettable memory reference.
4783 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4786 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4787 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4789 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4791 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4792 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4794 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4796 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4797 library on Solaris 8 even without TLS support.
4798 * configure: Regenerate.
4800 2012-02-22 Richard Guenther <rguenther@suse.de>
4803 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4804 for GIMPLE_DEBUG stmts.
4806 2012-02-22 Martin Jambor <mjambor@suse.cz>
4809 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4810 according to the base object.
4812 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4814 PR rtl-optimization/50063
4815 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4816 and 2 (8-bit SP) in operand 2.
4817 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4818 setup to use movhi_sp_r instead of vanilla move to write SP.
4819 Adjust REG_CFA notes to superseed unspec.
4820 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4822 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4823 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4824 irq_state 1 (IRQ known to be on) here.
4826 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4828 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4830 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4831 assign_hard_reg): Likewise.
4833 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4835 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4837 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4840 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4841 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4843 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4845 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4846 prototype from here to...
4847 * config/avr/avr.h: ...here.
4849 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4852 * thumb2.md (thumb2_shiftsi3_short): Split register and
4853 immediate shifts. For register shifts tie operands 0 and 1.
4854 (peephole2 for above): Check that register-controlled shifts
4855 have suitably tied operands.
4857 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4860 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4861 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4862 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4863 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4864 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4865 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4866 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4867 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4868 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4869 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4870 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4871 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4872 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4873 bdver1_ssevector_avx256_unaligned_load,
4874 bdver1_ssevector_sse128_unaligned_load,
4875 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4876 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4877 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4878 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4879 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4880 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4881 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4882 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4883 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4884 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4885 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4886 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4887 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4888 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4889 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4890 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4891 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4892 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4893 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4894 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4895 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4896 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4897 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4898 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4899 bdver1_ssediv_double_load, bdver1_ssediv_double,
4900 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4901 Add "bdver2" attribute.
4903 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4905 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4906 default if possible and not specified otherwise.
4908 2012-02-21 Richard Guenther <rguenther@suse.de>
4911 * gimplify.c (create_tmp_from_val): Use the main variant type
4912 for the type of the temporary we create.
4914 2012-02-21 Richard Guenther <rguenther@suse.de>
4916 PR tree-optimization/52324
4917 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4918 do not gimplify a MEM_REF address operand if it is already
4921 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4923 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4924 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4926 2012-02-21 Richard Guenther <rguenther@suse.de>
4928 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4929 nested_in_vect_loop.
4931 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4933 PR tree-optimization/52318
4934 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4935 vdef also to non-pure/const call stmts in the sequence.
4937 2012-02-20 David S. Miller <davem@davemloft.net>
4939 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4940 don't use the "rd %pc" instruction on v9 for PIC register loads.
4942 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4945 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4946 in a transaction safe function.
4948 2012-02-20 Kai Tietz <ktietz@redhat.com>
4951 * stor-layout.c (place_field): Handle desired_align for
4954 2012-02-20 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/52298
4957 * tree-vect-stmts.c (vectorizable_store): Properly use
4958 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4960 (vectorizable_load): Likewise.
4961 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4962 Access DR_STEP after ensuring it is not NULL.
4964 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4966 PR tree-optimization/52286
4967 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4968 optimization use double_int_to_tree instead of build_int_cst_wide,
4969 rewrite to use double_int vars.
4971 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4974 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4976 Remove -e 0 from $gcc_cv_ld invocation.
4977 Only use __GLIBC_PREREQ if defined.
4978 Enable on Solaris since Solaris 8 patch.
4979 (gcc_SUN_LD_VERSION): New macro.
4980 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4981 gcc_SUN_LD_VERSION for version number format.
4982 * configure: Regenerate.
4983 * varasm.c (get_elf_initfini_array_priority_section): Set
4984 SECTION_NOTYPE for non-default priority.
4985 Use get_section instead of get_unnamed_section to emit
4986 .init_array/.fini_array with default priority.
4988 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4990 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4991 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4992 (mips_start_unique_function, mips_output_mips16_rdhwr)
4993 (mips_code_end): New functions.
4994 (TARGET_ASM_CODE_END): Define.
4996 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4998 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
4999 to stubs with non-sibling calls.
5001 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5003 * doc/invoke.texi (-fira-* options): Copy-edit.
5004 (ira-* parameters): Copy-edit.
5006 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5008 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5009 GCC coding conventions.
5011 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5013 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5014 when used as adjectives.
5016 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5018 * doc/invoke.texi: Clean up "that"/"which" confusion.
5020 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5022 * system.h: Poison SMALL_REGISTER_CLASSES
5023 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5024 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5026 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5028 PR tree-optimization/52285
5029 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5030 when deciding if a call is a tail call or tail recursion.
5032 2012-02-16 Kai Tietz <ktietz@redhat.com>
5034 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5035 interger-constant displacement for UNSPEC_PCREL.
5037 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5039 PR rtl-optimization/52208
5040 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5041 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5043 PR tree-optimization/52255
5044 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5045 loop->header has virtual PHI, but exit_e->dest doesn't, add
5046 virtual PHI to exit_e->dest and adjust all uses after the loop.
5049 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5050 children with clone_tree_hash, not after it.
5052 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5054 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5055 extended identifiers.
5057 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5060 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5061 a same_body_alias, also test whether e->callee isn't a former
5062 or current clone of the decl this is a same body alias of.
5064 PR translation/52264
5065 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5067 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5069 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5071 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5074 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5075 force_reg instead of copy_to_reg for better optimization. Force
5076 non-register or memory operands into a register.
5078 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5080 * extend.texi: Reserve upper bits of memory model for future use.
5082 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5083 Anatoly Sokolov <aesok@post.ru>
5084 Eric Weddington <eric.weddington@atmel.com>
5087 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5088 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5089 Rewrite initializers for .macro.
5090 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5091 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5092 atxmega32d4, atxmega32x1.
5093 avrxmega4: atxmega64a3, atxmega64d3.
5094 avrxmega5: atxmega64a1, atxmega64a1u.
5095 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5096 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5097 avrxmega7: atxmega128a1, atxmega128a1u.
5098 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5099 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5100 (struct base_arch_s): Rename reserved to xmega_p.
5101 Rename reserved2 to have_rampd.
5102 (AVR_XMEGA): New define.
5103 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5104 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5105 * config/avr/predicates.md (io_address_operand): Take into
5107 (low_io_address_operand): Ditto.
5108 (high_io_address_operand): Ditto.
5109 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5110 (enabled, movhi_sp_r): Use them.
5111 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5112 cpp_define_formatted to built-in define __AVR_ARCH__.
5113 (__AVR_XMEGA__): New built-in define.
5114 (__AVR_HAVE_RAMPD__): New built-in define.
5115 (__AVR_HAVE_RAMPX__): New built-in define.
5116 (__AVR_HAVE_RAMPY__): New built-in define.
5117 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5119 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5120 (avr_option_override): Initialize them.
5121 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5122 (avr_init_expanders): Initialize them. No more block several calls.
5123 (emit_push_sfr): New static function.
5124 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5126 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5127 (avr_print_operand): Print addreeses as symbols for
5128 RAMPX, RAMPY, RAMPD, CCP.
5129 (output_movhi): Handle AVR_XMEGA when writing to SP.
5130 (avr_out_movhi_mr_r_xmega): New static function.
5131 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5132 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5133 __RAMPD__, __CCP__ as needed.
5135 * config/avr/multilib.h: Regenerate.
5136 * config/avr/t-multilib: Regenerate.
5137 * config/avr/avr-tables.opt: Regenerate.
5139 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5141 PR tree-optimization/50561
5142 * graphite-flattening.c (lst_project_loop): Do not
5143 remove old scattering dimensions after flattening.
5144 (lst_do_flatten): Likewise.
5146 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5148 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5149 __builtin_avr_map8, __builtin_avr_map16.
5150 Document __builtin_avr_insert_bits.
5152 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5153 (insert_bits): New insn.
5154 (adjust_len.map_bits): Rename to insert_bits.
5155 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5156 * avr-protos.h (avr_out_map_bits): Remove.
5157 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5158 * config/avr/constraints.md (Cxf,C0f): New.
5159 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5160 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5161 New built-in define __BUILTIN_AVR_INSERT_BITS.
5162 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5163 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5164 (avr_move_bits): Rewrite.
5165 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5167 (avr_map_op_t): New typedef.
5168 (avr_map_op): New static variable.
5169 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5170 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5171 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5172 (bdesc_3arg, avr_expand_triop_builtin): New.
5173 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5174 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5175 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5176 (avr_map_equal_p, avr_map_sig_p): Remove.
5177 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5178 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5179 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5180 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5181 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5182 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5184 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5186 * config/c6x/c6x.md (reserve_cycles): New attribute.
5187 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5188 don't reserve functional units after the branch occurs.
5190 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5193 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5194 functions into non-tm_pure functions.
5196 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5199 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5200 (iterative_hash_canonical_type): Likewise.
5201 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5204 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5206 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5207 sched-group insn, it either remains alone or the entire list is pruned.
5209 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5211 * doc/install.texi (Prerequisites): Fix grammar.
5212 (Configuration): Likewise.
5214 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5216 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5217 MPC as part of GCC before describing configuring with --with-gmp etc.
5218 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5219 sources are present.
5221 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5224 * dwarf2out.c (clone_tree_hash): New function.
5225 (copy_decls_walk): Use it instead of clone_tree.
5227 2012-02-14 Richard Guenther <rguenther@suse.de>
5229 PR tree-optimization/52244
5230 PR tree-optimization/51528
5231 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5232 replacements for integral types.
5234 2012-02-14 Walter Lee <walt@tilera.com>
5236 * config.gcc: Handle tilegx and tilepro.
5237 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5239 Add HAVE_AS_TLS check for tilegx and tilepro.
5240 * configure: Regenerate.
5241 * doc/contrib.texi: Add Mat Hostetter and self.
5242 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5243 Document instruction intrinsics and network accessing intrinsics.
5244 (TILEPro Built-in Functions): New node. Document instruction
5245 intrinsics and network accessing intrinsics.
5246 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5247 (Specific, tilepro-*-linux*): Likewise.
5248 * doc/invoke.texi (TILE-Gx Options): New section.
5249 (TILEPro Options): New section.
5250 * doc/md.texi (TILE-Gx): New section.
5251 (TILEPro): New section.
5252 * common/config/tilegx/tilegx-common.c: New file.
5253 * common/config/tilepro/tilepro-common.c: New file.
5254 * config/tilegx/constraints.md: New file.
5255 * config/tilegx/linux.h: New file.
5256 * config/tilegx/mul-tables.c: New file.
5257 * config/tilegx/predicates.md: New file.
5258 * config/tilegx/sync.md: New file.
5259 * config/tilegx/t-tilegx: New file.
5260 * config/tilegx/tilegx-builtins.h: New file.
5261 * config/tilegx/tilegx-c.c: New file.
5262 * config/tilegx/tilegx-generic.md: New file.
5263 * config/tilegx/tilegx-modes.def: New file.
5264 * config/tilegx/tilegx-multiply.h: New file.
5265 * config/tilegx/tilegx-protos.h: New file.
5266 * config/tilegx/tilegx.c: New file.
5267 * config/tilegx/tilegx.h: New file.
5268 * config/tilegx/tilegx.md: New file.
5269 * config/tilegx/tilegx.opt: New file.
5270 * config/tilepro/constraints.md: New file.
5271 * config/tilepro/gen-mul-tables.cc: New file.
5272 * config/tilepro/linux.h: New file.
5273 * config/tilepro/mul-tables.c: New file.
5274 * config/tilepro/predicates.md: New file.
5275 * config/tilepro/t-tilepro: New file.
5276 * config/tilepro/tilepro-builtins.h: New file.
5277 * config/tilepro/tilepro-c.c: New file.
5278 * config/tilepro/tilepro-generic.md: New file.
5279 * config/tilepro/tilepro-modes.def: New file.
5280 * config/tilepro/tilepro-multiply.h: New file.
5281 * config/tilepro/tilepro-protos.h: New file.
5282 * config/tilepro/tilepro.c: New file.
5283 * config/tilepro/tilepro.h: New file.
5284 * config/tilepro/tilepro.md: New file.
5285 * config/tilepro/tilepro.opt: New file.
5287 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5289 PR tree-optimization/52210
5290 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5291 vect_model_simple_cost with two entry vect_def_type array instead
5292 of an address of dt.
5294 2012-02-14 Richard Guenther <rguenther@suse.de>
5297 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5298 Do not stream DECL_QUALIFIER.
5299 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5300 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5301 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5303 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5306 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5309 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5312 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5313 * cselib.c (cselib_subst_to_values_from_insn): New function.
5314 * sched-deps.c (add_insn_mem_dependence,
5315 sched_analyze_1, sched_analyze_2): Use it.
5317 2012-02-13 Jan Hubicka <jh@suse.cz>
5320 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5322 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5324 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5325 (GTM_SELF_SPECS): Define if not already defined.
5326 (driver_self_specs): Add GTM_SELF_SPECS.
5327 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5328 (GTM_SELF_SPECS): Define.
5329 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5330 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5332 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5334 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5337 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5340 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5341 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5343 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5346 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5348 2012-02-13 Richard Guenther <rguenther@suse.de>
5350 PR translation/52211
5351 * passes.c (enable_disable_pass): Fix typo.
5353 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5356 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5357 XOR for reduce_bit_field if type is unsigned.
5359 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5361 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5362 disallow changes from SFmode to mode with different size in FP regs.
5364 2012-02-12 Robert Millan <rmh@gnu.org>
5365 Gerald Pfeifer <gerald@pfeifer.com>
5367 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5370 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5372 PR rtl-optimization/52175
5373 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5374 to frame-related instructions.
5376 2012-02-10 Jason Merrill <jason@redhat.com>
5379 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5380 (demangle_new_symbols): Fill it.
5381 (scan_linker_output): Walk it.
5382 (start_tweaking): Split out from scan_linker_output.
5383 (maybe_tweak): Update sym->chosen.
5384 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5386 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5389 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5391 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5393 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5394 having the same mode as previous compare.
5396 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5398 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5399 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5400 (nonlocal_goto_internal): Likewise.
5401 (nonlocal_goto): Emit a use and an indirect jump directly.
5403 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5406 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5407 __atomic_{is,always}_lock_free.
5409 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5412 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5413 negative constant address for x32.
5415 2012-02-10 Richard Henderson <rth@redhat.com>
5417 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5418 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5419 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5421 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5422 Ira Rosen <irar@il.ibm.com>
5424 PR tree-optimization/50031
5425 * targhooks.c (default_builtin_vectorization_cost): Handle
5427 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5428 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5429 all types of reduction and pattern statements.
5430 (vect_estimate_min_profitable_iters): Likewise.
5431 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5432 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5433 for explicit realigns.
5434 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5435 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5437 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5438 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5439 vec_perm for VSX and handle vec_promote_demote.
5441 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5444 * builtins.c (fold_builtin_atomic_always_lock_free,
5445 expand_builtin_atomic_always_lock_free,
5446 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5447 Return and/or test boolean_true_node/boolean_false_node instead of
5448 integer_one_node/integer_zero_node.
5450 2012-02-10 Jan Hubicka <jh@suse.cz>
5453 * predict.c (predict_paths_for_bb): Prevent looping.
5454 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5456 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5458 * config/arm/arm.c (output_move_double): In one case properly
5459 count number of instructions that will be emitted.
5461 2012-02-10 Richard Guenther <rguenther@suse.de>
5463 PR translation/52193
5464 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5466 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5469 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5471 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5474 * var-tracking.c (emit_note_insn_var_location): If
5475 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5476 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5477 non-NOTE_DURING_CALL_P insn.
5479 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5482 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5484 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5487 * gcc.c (switch_matches) Support switches with separated form,
5490 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5492 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5494 (RAMPZ_ADDR): Ditto.
5495 * config/avr/avr.c (avr_addr_t): New typedef.
5496 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5497 (avr_init_expanders): Initialize it.
5498 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5500 (expand_epilogue): Ditto.
5501 (avr_print_operand): Ditto.
5502 (avr_file_start): Ditto.
5503 (avr_emit_movmemhi): Ditto.
5505 2012-02-08 Richard Guenther <rguenther@suse.de>
5507 PR tree-optimization/46886
5508 * tree-flow.h (do_while_loop_p): Declare.
5509 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5510 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5512 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5514 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5515 always succeed for integers larger than a native word.
5517 2012-02-08 Richard Guenther <rguenther@suse.de>
5519 PR rtl-optimization/52170
5520 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5521 properly handle integer vector modes.
5523 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5525 PR gcov-profile/52150
5526 * coverage.c: Include target.h.
5527 (build_var): Call targetm.strip_name_encoding on the assembler name.
5528 Change one _ into . or $ if the target allows it.
5529 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5531 PR rtl-optimization/52139
5532 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5533 is a BARRIER after emit_insn_after_noloc, move BB_END
5534 to the last non-BARRIER insn before it.
5536 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5539 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5540 (mips_gimplify_va_arg_expr): Call it instead of
5541 std_gimplify_va_arg_expr.
5543 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5545 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5546 message for -mno-pointers-to-nested-function.
5548 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5551 * expr.c (get_inner_reference): If there is an offset, add a negative
5552 bit position to it (if any).
5554 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5556 PR rtl-optimization/52060
5557 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5558 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5559 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5560 and/or i0src_copy2 when needed.
5562 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5564 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5565 or LTOPLUGINSONAME if have_c.
5567 * config/freebsd-spec.h: Add comment about what macros can be defined
5569 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5570 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5573 2012-02-07 Richard Guenther <rguenther@suse.de>
5575 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5576 newline in -alias dumps.
5578 2012-02-07 Kai Tietz <ktietz@redhat.com>
5579 Dave Korn <dave.korn.cygwin@gmail.com>
5582 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5583 Take care that typinfo gets dllexport-attribute.
5585 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5588 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5589 if modifier < EXPAND_SUM call force_operand on the result.
5591 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5593 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5594 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5596 (epiphany_function_type): Replace types for specific interrupts with
5597 EPIPHANY_FUNCTION_INTERRUPT.
5598 (EPIPHANY_INTERRUPT_P): Update.
5599 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5600 New static function.
5601 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5602 <disinterrupt>: Affects type identity.
5603 (epiphany_handle_interrupt_attribute): Handle variable number of
5605 (epiphany_compute_function_type): Update for new
5606 epiphany_function_type definition.
5607 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5608 handlers with a longcall forwarder.
5609 (epiphany_start_function): Handle multiple interrupt arguments and/or
5610 forwarder_section attribute.
5612 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5615 2012-02-07 Alan Modra <amodra@gmail.com>
5618 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5621 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5623 PR tree-optimization/50969
5624 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5625 use vec_perm rather than vector_stmt.
5626 (vect_model_load_cost): Likewise.
5627 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5628 vec_perm to be the same as other vector statements.
5629 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5630 cost of vec_perm for TARGET_VSX.
5632 2012-02-06 Richard Guenther <rguenther@suse.de>
5634 PR tree-optimization/52115
5635 * tree-sra.c (access_has_replacements_p): New function.
5636 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5638 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5641 * trans-mem.c (expand_call_tm): Add an assertion.
5642 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5645 2012-02-06 Richard Guenther <rguenther@suse.de>
5647 PR tree-optimization/50955
5648 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5649 raise cost of expressions that replace an address with an
5650 expression based on a different pointer.
5652 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5655 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5656 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5658 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5661 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5662 -Weffc++ and specify guidelines come from second edition.
5664 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5666 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5667 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5668 (call_direct_split, call_value_split, call_value_internal_direct)
5669 (call_value_direct_split, call_value_multiple_split): Use jal and
5670 jal_macro attributes.
5672 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5674 * reload1.c (reload_regs_reach_end_p): Replace with...
5675 (reload_reg_rtx_reaches_end_p): ...this function.
5676 (new_spill_reg_store): Update commentary.
5677 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5678 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5679 before setting new_spill_reg_store.
5680 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5681 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5682 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5683 for non-spill reload registers.
5685 2012-02-05 Ira Rosen <irar@il.ibm.com>
5687 PR tree-optimization/52091
5688 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5689 (vect_is_simple_use_1): Likewise.
5690 * tree-vect-loop.c (vectorizable_reduction): Update calls
5691 to vect_is_simple_use_1 and vect_is_simple_use.
5692 (vectorizable_live_operation): Likewise.
5693 * tree-vect-patterns.c (widened_name_p,
5694 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5695 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5696 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5697 vectorizable_shift,vectorizable_operation, vectorizable_store,
5698 vectorizable_load): Likewise.
5699 (vect_is_simple_cond): Add an argument, pass it to
5700 vect_is_simple_use_1.
5701 (vectorizable_condition): Update calls to vect_is_simple_cond,
5703 (vect_is_simple_use): Add an argument, the statement in which
5704 OPERAND is used. Check that if OPERAND's def stmt is a double
5705 reduction phi node, the use is a phi node too.
5706 (vect_is_simple_use_1): Add an argument, pass it to
5708 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5709 to vect_is_simple_use.
5711 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5713 PR rtl-optimization/52095
5714 * modulo-sched.c (dump_insn_locator): New function.
5715 (loop_canon_p, sms_schedule): Use it.
5717 PR rtl-optimization/52113
5718 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5719 even for decomposable shift/zext insns.
5721 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5722 Zdenek Dvorak <ook@ucw.cz>
5724 PR rtl-optimization/52092
5725 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5726 on get_iv_value result.
5728 2012-02-02 Andrew Pinski <apinski@cavium.com>
5732 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5734 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5737 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5739 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5741 PR rtl-optimization/49800
5742 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5743 (sched_finish): Call regstat_free_n_sets_and_refs.
5745 2012-02-02 Jia Liu <proljc@gmail.com>
5747 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5750 2012-02-02 Jan Hubicka <jh@suse.cz>
5751 Tom de Vries <tom@codesourcery.com>
5754 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5755 * varpool.c (varpool_analyze_pending_decls): Likewise.
5757 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5758 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5760 * config.gcc: Add cr16-* support.
5762 * doc/extend.texi: Document cr16 extensions.
5763 * doc/install.texi: Document cr16 install.
5764 * doc/invoke.texi: Document cr16 options.
5765 * doc/md.texi: Document cr16 constraints.
5767 * common/config/cr16/cr16-common.c: New file.
5768 * config/cr16/cr16.c: New file.
5769 * config/cr16/cr16.h: New file.
5770 * config/cr16/cr16.md: New file.
5771 * config/cr16/cr16.opt: New file.
5772 * config/cr16/cr16-protos.h: New file.
5773 * config/cr16/predicates.md: New file.
5774 * config/cr16/constraints.md: New file.
5775 * config/cr16/t-cr16: New file.
5777 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5780 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5781 that operands[2] is either immediate, or q_regs_operand.
5783 PR tree-optimization/52073
5784 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5785 a pattern stmt for pattern uses, ignore uses outside of the loop.
5787 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5789 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5790 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5791 (OUT_AS1, OUT_AS2): Remove.
5793 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5795 PR rtl-optimization/51374
5796 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5797 to cross other volatile_refs_p insns.
5799 2012-02-01 Richard Guenther <rguenther@suse.de>
5801 * doc/invoke.texi (fno-inline): Clarify documentation.
5802 (finline-small-functions): Likewise.
5803 (finline-functions): Likewise.
5804 * common.opt (finline): Adjust comment and documentation.
5805 (finline-small-functions): Clarify documentation.
5806 (finline-functions): Likewise.
5807 (finline-functions-called-once): Likewise.
5809 2012-02-01 Tristan Gingold <gingold@adacore.com>
5811 * c-typeck.c (composite_type): Keep mode for pointers.
5813 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5815 * function.h (regno_reg_rtx): Adjust comment.
5816 * reginfo.c (init_reg_modes_target): Only use the previous mode
5817 if it fits within one register. Remove MIPS comment.
5819 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5822 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5824 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5826 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5827 to srak instruction.
5829 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5831 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5833 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5838 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5840 2012-01-31 Richard Guenther <rguenther@suse.de>
5842 PR tree-optimization/51528
5843 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5846 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5851 * ree.c (add_removable_extension): Change def_map argument
5852 to unsigned *, store in def_map 1 + offset into *insn_list vector
5853 instead of pointers into the vector.
5854 (find_removable_extensions): Adjust caller.
5856 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5858 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5859 Transform all "* quoted-c-code" to { c-code }.
5860 Remove redundant test for "optimize" in combine patterns.
5861 Move (include "avr-dimode.md") to end of file.
5863 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5866 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5867 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5869 2012-01-30 Richard Guenther <rguenther@suse.de>
5871 PR tree-optimization/52028
5872 * tree-loop-distribution.c (ldist_gen): Properly update
5875 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5878 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5879 set_cur_line_info_table if not emitting debug info.
5881 PR tree-optimization/52046
5882 * tree-vect-patterns.c (check_bool_pattern): Give up if
5883 a comparison could throw.
5886 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5888 2012-01-30 Richard Guenther <rguenther@suse.de>
5890 PR tree-optimization/52045
5891 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5892 SSA form if cfgcleanup did anything.
5894 2012-01-30 Richard Guenther <rguenther@suse.de>
5896 PR tree-optimization/52045
5897 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5898 before computing final todo.
5900 2012-01-30 Richard Guenther <rguenther@suse.de>
5902 PR tree-optimization/51528
5903 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5906 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5908 * df-problems.c (df_kill_notes): Check that the use refers
5909 to the note under examination.
5911 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5914 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5915 parameter and use short-lived pseudos.
5916 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5917 (sparc_expand_vector_init): Const-ify local variables and adjust
5918 calls to above functions.
5920 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5922 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5924 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5926 * doc/invoke.texi: Make usage of "compile time" and
5927 "run time"/"runtime" consistent throughout the file.
5929 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5931 * config/alpha/alpha.c (alpha_option_override): Default to
5932 full IEEE compliance mode for Go language.
5934 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5936 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5937 (LINK_SSP_SPEC): Define.
5939 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5942 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5945 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5947 * doc/invoke.texi: Correct hyphenation of "floating point",
5948 "double precision", and related terminology throughout the file.
5950 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5953 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5954 arm_general_register_operand predicate for operand 2 instead of
5957 2012-01-27 Ian Lance Taylor <iant@google.com>
5960 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5961 * builtins.c (expand_builtin_init_trampoline): Add onstack
5962 parameter. Change caller.
5963 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5964 * tree.c (build_common_builtin_nodes): Declare
5965 __builtin_init_heap_trampoline.
5967 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5969 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5970 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5971 * config/avr/avr.c: Ditto.
5972 (avr_regnames): Remove because unused.
5973 * config/avr/avr.md (*cpse.ne): New peephole.
5974 (*cpse.eq): New peephole from former cpse peepholes.
5976 2012-01-27 Michael Eager <eager@eagercon.com>
5978 * config/microblaze.c (microblaze_emit_compare): Correct
5979 test after pcmp instruction.
5981 2012-01-27 Richard Guenther <rguenther@suse.de>
5983 PR tree-optimization/52020
5984 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5986 2012-01-27 Richard Guenther <rguenther@suse.de>
5988 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5989 function non-const/pure.
5991 2012-01-27 Richard Guenther <rguenther@suse.de>
5993 PR tree-optimization/50444
5994 * tree-sra.c (build_ref_for_offset): Properly adjust the
5995 MEM_REF type for unaligned accesses.
5997 2012-01-27 Richard Guenther <rguenther@suse.de>
5999 PR tree-optimization/50444
6000 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6001 (expand_assignment): Use it. Properly handle misaligned
6002 bases when expanding stores to component references.
6003 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6006 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6009 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6010 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6011 * tree-data-ref.c (find_data_references_in_loop): Make static.
6012 (compute_all_dependences): Change return type to bool. Bail out
6013 for too many datarefs in a loop. Move the hunk resetting the data
6014 dependences vector from ...
6015 (compute_data_dependences_for_loop): ... here. Account for
6016 compute_all_dependences returning false.
6017 (compute_data_dependences_for_bb): Likewise.
6018 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6019 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6021 2012-01-27 Richard Guenther <rguenther@suse.de>
6024 * expr.c (store_field): Use the alias-set of the scratch memory
6027 2012-01-27 Tom de Vries <tom@codesourcery.com>
6029 PR tree-optimization/51990
6030 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6032 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6034 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6037 * var-tracking.c (reverse_op): Don't add any reverse operation
6038 if V already has any constant locations.
6040 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6042 * doc/invoke.texi: Correct usage of "command line" (noun)
6043 vs "command-line" (adjective) throughout.
6045 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6047 * doc/invoke.texi (Language Independent Options): Move
6048 -Wcoverage-mismatch blurb from here....
6049 (Warning Options): ...to here.
6051 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6053 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6054 Set rs6000_always_hint to false for 476.
6056 2012-01-27 Matthias Klose <doko@ubuntu.com>
6058 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6060 * incpath.c (add_standard_paths): Likewise.
6062 2012-01-27 Richard Henderson <rth@redhat.com>
6064 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6065 * config/m68k/sync.md (atomic_test_and_set): Rename from
6066 sync_test_and_setqi and adjust the operands.
6067 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6068 and unconditionally enable.
6070 2012-01-27 Richard Henderson <rth@redhat.com>
6072 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6073 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6074 (ldstub): Rename from ldstubqi.
6075 (ldstub<I24MODE>): Remove.
6077 2012-01-27 Richard Henderson <rth@redhat.com>
6079 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6080 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6081 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6082 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6083 * doc/tm.texi: Rebuild.
6085 2012-01-27 Richard Henderson <rth@redhat.com>
6087 * optabs.c (gen_atomic_test_and_set): Remove default.
6088 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6090 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6092 PR rtl-optimization/51978
6093 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6094 (combine_reaching_defs): Likewise.
6095 (struct re_info): Remove.
6096 (add_removable_extension): Remove x and data arguments,
6097 add insn, insn_list and def_map. Use the arguments directly
6098 instead of using struct re_info.
6099 (find_removable_extensions): Don't call add_removable_extension
6100 through note_stores, instead just call it with single_set
6102 (find_and_remove_re): Pass curr_cand->expr instead of
6103 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6105 2012-01-26 Michael Matz <matz@suse.de>
6107 PR tree-optimization/46590
6108 * cfgexpand.c: Revert last change (r183305).
6109 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6111 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6112 checking for emptiness.
6114 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6117 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6118 non-addressable non-BLKmode base correctly.
6120 2012-01-26 Michael Matz <matz@suse.de>
6122 PR tree-optimization/48794
6123 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6124 regions referenced from RESX/EH_DISPATCH.
6126 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6128 * config/s390/s390.h: Make BRANCH_COST an option.
6129 * config/s390/s390.opt: New option -mbranch-cost.
6131 2012-01-26 Richard Henderson <rth@redhat.com>
6133 Revert 2012-01-24 change:
6134 * trans-mem.c (requires_barrier): Do not instrument thread local
6135 variables and emit save/restore for them.
6137 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6140 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6143 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6145 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6148 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6151 Rename __pgm to __flash.
6152 Rename __pgm1 to __flash1.
6153 Rename __pgm2 to __flash2.
6154 Rename __pgm3 to __flash3.
6155 Rename __pgm4 to __flash4.
6156 Rename __pgm5 to __flash5.
6157 Rename __pgmx to __memx.
6158 * doc/extend.texi (AVR Named Address Spaces)
6159 Rename address space names as indicated above.
6160 * config/avr/avr.c (avr_addrspace): Ditto.
6162 * config/avr/avr-protos.h
6163 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6164 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6165 * config/avr/predicates.md: Ditto.
6166 * config/avr/avr.c Ditto, and
6167 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6168 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6170 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6171 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6172 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6173 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6174 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6175 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6176 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6177 * config/avr/avr.c: Ditto.
6178 * config/avr/avr.md: Ditto.
6180 2012-01-25 Jason Merrill <jason@redhat.com>
6183 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6185 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6187 PR tree-optimization/51987
6188 * tree-data-ref.c (get_references_in_stmt): Handle references in
6189 non-volatile GIMPLE_ASM.
6191 2012-01-25 Richard Guenther <rguenther@suse.de>
6193 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6194 bases are dereferenced.
6196 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6198 PR rtl-optimization/48374
6199 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6201 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6203 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6204 compute_data_dependences_for_loop returns false.
6205 * tree-parloops.c (loop_parallel_p): Likewise.
6207 2012-01-25 Richard Guenther <rguenther@suse.de>
6209 * tree.h (get_pointer_alignment_1): Declare.
6210 * builtins.c (get_pointer_alignment_1): New function.
6211 (get_pointer_alignment): Use it.
6213 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6215 PR rtl-optimization/48308
6216 * combine.c (enum undo_kind): Add UNDO_LINKS.
6217 (struct undo): Add member l to other_contents and where.
6218 (do_SUBST_LINK): New.
6220 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6221 (undo_all): Handle UNDO_LINKS.
6223 2012-01-25 Richard Henderson <rth@redhat.com>
6225 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6228 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6230 * optabs.c (gen_atomic_test_and_set): Use each argument.
6232 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6234 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6235 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6236 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6237 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6238 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6239 TARGET_PAIRED_SINGLE_FLOAT.
6241 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6243 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6244 (in_struct, return_val): Remove MEM documentation.
6245 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6246 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6247 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6249 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6250 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6251 * expr.c (store_field): Likewise.
6252 * function.c (assign_stack_temp_for_type): Likewise.
6253 * ifcvt.c (noce_try_cmove_arith): Likewise.
6254 * reload1.c (reload): Likewise.
6255 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6256 (alpha_set_memflags): Likewise.
6257 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6259 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6261 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6263 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6264 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6265 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6267 * cselib.c (cselib_rtx_varies_p): Delete.
6268 (cselib_invalidate_mem): Update call to canon_true_dependence.
6269 * dse.c (record_store, check_mem_read_rtx): Likewise.
6270 (scan_reads_nospill): Likewise.
6271 * cse.c (check_dependence): Likewise.
6272 (cse_rtx_varies_p): Delete.
6273 * expr.c (safe_from_p): Update call to true_dependence.
6274 * ira.c (validate_equiv_mem_from_store): Likewise.
6275 (memref_referenced_p): Likewise.
6276 * postreload-gcse.c (find_mem_conflicts): Likewise.
6277 * sched-deps.c (sched_analyze_2): Likewise.
6278 * store-motion.c (load_kills_store): Likewise.
6279 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6280 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6281 (compute_transp): Update call to canon_true_dependence.
6283 2012-01-25 Richard Henderson <rth@redhat.com>
6285 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6286 (maybe_emit_atomic_test_and_set): New.
6287 (expand_sync_lock_test_and_set): Use it.
6288 (expand_atomic_test_and_set): Likewise.
6289 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6290 the implementation; clarify implementation defined details.
6291 * doc/md.texi (atomic_test_and_set): Document.
6293 2012-01-25 Richard Henderson <rth@redhat.com>
6295 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6297 2012-01-25 Richard Henderson <rth@redhat.com>
6300 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6301 to effect no-op split.
6303 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6306 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6307 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6308 (BT_FN_VOID_PTR_INT_SIZE): New.
6309 (BT_FN_UINT_UINT_VAR): Remove.
6310 (BT_FN_UINT32_UINT32_VAR): New.
6311 (BT_FN_DOUBLE_VPTR): Remove.
6312 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6314 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6315 (_ITM_changeTransactionMode): Same.
6316 (_ITM_memmoveRtWt): Change return type to void.
6317 (_ITM_memcpyRtWt): Same.
6318 (_ITM_memsetW): Same.
6319 (_ITM_RaRD): Change types to double.
6324 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6326 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6327 Patrick Marlier <patrick.marlier@gmail.com>
6329 * trans-mem.c (requires_barrier): Do not instrument thread local
6330 variables and emit save/restore for them.
6332 2012-01-24 Jason Merrill <jason@redhat.com>
6335 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6336 output static aliases.
6338 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6341 * common.opt (-pie, -shared, pie, shared): Change from Common to
6343 * gcc.c (display_help): Display help for -pie and -shared.
6345 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6348 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6349 Remove note on size/offset limitation.
6350 (AVR Variable Attributes): Add example how to read data located
6351 with progmem. Refer to named address spaces.
6352 * doc/invoke.texi (AVR Options): Fix typo.
6354 2012-01-24 Richard Guenther <rguenther@suse.de>
6356 Forward-port to trunk
6357 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6360 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6361 op0 isn't sufficiently aligned and there is movmisalignM
6362 insn for mode, use it to load op0 into a temporary register.
6364 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6367 * target.def (const_not_ok_for_debug_p): New hook.
6368 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6370 * doc/tm.texi: Regenerated.
6371 * dwarf2out.c (const_ok_for_output_1): If
6372 targetm.const_not_ok_for_debug_p returns true, fail.
6373 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6375 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6377 2012-01-23 Kai Tietz <ktietz@redhat.com>
6380 * config/i386/predicates.md (symbolic_operand): Allow
6381 UNSPEC_PCREL as PIC expression for lea.
6382 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6383 * config/i386/i386.c (ix86_delegitimize_address): Handle
6384 UNSPEC_PCREL for none-MEM, too.
6386 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6388 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6389 (ipa_tm_create_version_alias): Same.
6391 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6394 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6395 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6397 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6398 Patrick Marlier <patrick.marlier@gmail.com>
6399 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6402 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6403 simple_object_start_read.
6405 2012-01-23 Richard Guenther <rguenther@suse.de>
6408 PR tree-optimization/51895
6409 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6410 parameter decomposition into BLKmode components.
6412 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6414 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6415 fake variables for restrict-qualified pointers whose pointed-to type
6416 contains a placeholder.
6418 2012-01-23 Richard Guenther <rguenther@suse.de>
6420 PR tree-optimization/51949
6421 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6423 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6425 PR rtl-optimization/51933
6426 * ree.c (transform_ifelse): Return true right away if dstreg is
6427 already wider or equal to cand->mode.
6428 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6429 (make_defs_and_copies_lists): Remove defs_list and copies_list
6430 arguments, add state argument, just truncate state->work_list
6431 instead of always allocating and freeing the vector. Assert that
6432 get_defs succeeds instead of returning 2. Changed return type to bool.
6433 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6434 have ext_src_mode, see if it has been modified already with the
6435 right kind of extension and has been extended before from the
6436 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6437 just return true. Remember the original mode in state->modified array.
6438 (combine_reaching_defs): Add state argument. Don't allocate and
6439 free here def_list, copied_list and vec vectors, instead just
6440 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6441 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6442 Add state variable, clear vectors in it, initialize state.modified
6443 if needed. Free all the vectors at the end and state.modified too.
6444 Don't skip a candidate if the extension expression has been modified.
6446 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6449 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6450 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6451 (extra_options) interix.opt -> i386/interix.opt"
6452 (extra_objs):Add winnt-stubs.o
6453 * configure.ac: Add interix to target_os .comm on PE check.
6454 * configure: Regenerate.
6455 * config/interix3.h: Delete and move bits to..
6456 * config/interix.h: Delete and move bits to..
6457 * config/i386/i386-interix3.h: Delete and move bits to..
6458 * config/i386/i386-interix.h: ..here.
6459 (TARGET_CPU_DEFAULT): Remove redefinition.
6460 (TARGET_ASM_CONSTRUCTOR): Undefine.
6461 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6462 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6463 (PTRDIFF_TYPE): Define.
6464 (LONG_DOUBLE_TYPE_SIZE): Define.
6465 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6466 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6467 (TARGET_SECTION_TYPE_FLAGS): Define.
6468 (ASM_DECLARE_FUNCTION_NAME): Define.
6469 (ASM_OUTPUT_EXTERNAL): Define.
6470 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6471 (ASM_OUTPUT_ALIGNED_BSS): Define.
6472 (PCC_BITFIELD_TYPE_MATTERS): Define.
6473 (USE_CONST_SECTION): Define.
6474 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6475 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6476 (SUPPORTS_ONE_ONLY): Remove.
6477 (I386_PE_STRIP_ENCODING): Define.
6478 * config/interix.opt: Delete and move bits to..
6479 * config/i386/interix.opt: ..here. New.
6480 (mpe-aligned-commons): Add.
6481 * config/i386/t-interix: Add copyright header.
6482 (winnt-stubs.o): Add rule.
6484 2012-01-22 Jason Merrill <jason@redhat.com>
6487 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6488 for extra name aliases.
6490 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6492 PR rtl-optimization/51924
6493 * ree.c (combine_set_extension): Improve debugging message.
6494 (combine_reaching_defs): Likewise.
6495 (get_defs): Rename confusingly named variable.
6496 (find_and_remove_re): Skip a candidate if the extension expression has
6499 2012-01-21 Robert Millan <rmh@gnu.org>
6500 Gerald Pfeifer <gerald@pfeifer.com>
6502 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6503 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6505 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6507 PR tree-optimization/51914
6508 * tree-vect-stmts.c (vectorizable_conversion): For
6509 cvt_type && modifier == WIDEN, put temporary with cvt_type
6510 at the beginning of vec_dsts and set vec_dest to temporary
6513 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6515 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6517 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6519 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6520 * config/rs6000/rs6000.c: Likewise.
6522 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6525 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6526 output_move_double on a copy of operands array.
6528 2012-01-20 Cary Coutant <ccoutant@google.com>
6529 Dodji Seketeli <dodji@redhat.com>
6532 * dwarf2out.c (copy_declaration_context): Return ref to parent
6533 of declaration DIE, if necessary.
6534 (remove_child_or_replace_with_skeleton): Add new parameter; update
6535 caller. Place skeleton DIE under parent DIE of original declaration.
6536 Move call to copy_declaration_context to here ...
6537 (break_out_comdat_types): ... from here.
6539 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6541 PR rtl-optimization/51856
6542 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6545 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6548 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6549 hints for neon loads and stores.
6551 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6555 * doc/extend.texi (Named Address Spaces): Split into subsections.
6556 (AVR Named Address Spaces): New subsection.
6557 (M32C Named Address Spaces): New subsection.
6558 (RL78 Named Address Spaces): New subsection.
6559 (SPU Named Address Spaces): New subsection.
6560 (Variable Attributes): New anchor "AVR Variable Attributes".
6561 (AVR Variable Attributes): Rewrite and avoid wording
6562 "address space" in this context.
6563 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6564 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6565 (AVR Built-in Macros): New subsubsection therein.
6566 * doc/md.texi (AVR constraints): Remove "C04", "R".
6568 2012-01-20 Richard Guenther <rguenther@suse.de>
6570 PR tree-optimization/51903
6571 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6572 when removing stmts.
6574 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6577 * config/arm/arm.c (arm_load_pic_register): Use
6578 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6579 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6580 (arm_pic_static_addr): Likewise.
6581 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6582 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6583 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6584 (pic_load_addr_unified): New.
6586 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6589 * function.c (instantiate_virtual_regs_in_insn): Use
6590 delete_insn_and_edges when removing a wrong asm insn.
6592 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6594 PR rtl-optimization/40761
6595 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6596 Add new member loop_num.
6597 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6598 (ira_build): Remove the parameter.
6600 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6601 (ira.c): Do not build CFG loops for one region allocation. Remove
6602 argument from ira_build call.
6604 * ira-build.c (init_loop_tree_node): New function.
6605 (create_loop_tree_nodes): Use it. Separate the case when CFG
6606 loops are not built.
6607 (more_one_region_p): Check current_loops.
6608 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6610 (add_loop_to_tree): Process loop equal to NULL too.
6611 (form_loop_tree): Separate the case when CFG loops are not built.
6612 Use explicitly number for the root.
6613 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6615 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6616 instead of loop->num.
6617 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6618 (mark_all_loops_for_removal): Ditto.
6619 (remove_unnecessary_regions): Separate the case when CFG loops
6621 (ira_build): Remove the parameter. Use explicit number of regions
6622 when CFG loops are not built.
6624 * ira-color.c (print_loop_title): Separate the case for the root node.
6625 Use loop_num instead of loop->num.
6626 (move_spill_restore): Use loop_num instead of loop->num.
6628 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6629 (change_loop): Ditto.
6630 (change_loop): Use loop_num instead of loop->num.
6632 * ira-lives.c (process_bb_node_lives): Ditto.
6634 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6636 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6638 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6641 * tree-mudflap.c (mf_artificial): New function.
6642 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6643 mx_register_decls, mudflap_enqueue_decl): Use it.
6646 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6647 numbers in the insn pattern.
6649 2012-01-19 Michael Matz <matz@suse.de>
6651 PR tree-optimization/46590
6652 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6653 use it in remembering which conflicts we already created.
6654 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6657 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6660 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6661 (merge_and_complain): Same.
6663 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6666 * config/initfini-array.h: Guard content of the header
6667 with #ifdef HAVE_INITFINI_ARRAY.
6668 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6669 Add initfini-array.h to tm_file here.
6670 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6671 * config.gcc: Don't add initfini-array.h to tm_file here.
6672 * configure: Regenerated.
6674 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6676 PR rtl-optimization/51505
6677 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6678 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6679 (df_note_bb_compute): Update the call to df_kill_notes.
6681 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6683 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6685 2012-01-18 Richard Guenther <rguenther@suse.de>
6687 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6688 of conversions to void *.
6690 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6691 Richard Sandiford <rdsandiford@googlemail.com>
6695 * optabs.h (simplify_expand_binop): Declare.
6696 * optabs.c (simplify_expand_binop): Make global.
6697 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6698 endian targets if the source cannot be exactly covered by word
6701 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6704 * hard-reg-set.h (struct hard_reg_set_container): New type.
6705 * target.h (struct hard_reg_set_container): Forward declare.
6706 * target.def (set_up_by_prologue): New target hook.
6707 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6708 * doc/tm.texi: Regenerated.
6709 * function.c (thread_prologue_and_epilogue_insns): Change
6710 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6711 Call targetm.set_up_by_prologue on it.
6712 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6713 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6715 2012-01-17 Nick Clifton <nickc@redhat.com>
6717 * config/rx/rx.c (rx_can_use_simple_return): New function.
6718 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6719 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6721 2012-01-17 Richard Guenther <rguenther@suse.de>
6724 * expr.c (expand_assignment): Take address-space information
6725 from the address operand of MEM_REF and TARGET_MEM_REF.
6726 (expand_expr_real_1): Likewise.
6728 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6730 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6731 reload dump is requested.
6733 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6736 * trans-mem.c (requires_barrier): Call may_be_aliased.
6738 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6740 PR tree-optimization/51877
6741 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6742 call arguments and fndecls compare equal, instead return false if they
6743 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6744 both SSA_NAMEs that are valueized the same, or they satisfy
6747 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6749 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6751 * configure: Regenerate.
6753 2012-01-16 Jan Hubicka <jh@suse.cz>
6757 * convert.c (convert_to_integer): Use fold_convert for
6758 converting an INTEGER_CST to integer type.
6760 2012-01-16 Jason Merrill <jason@redhat.com>
6763 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6765 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6768 * config/s390/s390.c (s390_chunkify_start): Don't skip
6769 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6770 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6771 If insn is followed by NOTE_INSN_VAR_LOCATION or
6772 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6773 Don't use location of note insns.
6775 PR tree-optimization/51865
6776 * tree-inline.c (tree_function_versioning): Call remap_decl
6777 on DECL_RESULT whenever it has VOID_TYPE_P type.
6779 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6781 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6782 for calls to locally-binding MIPS16 functions if only the return
6783 type uses float regs.
6785 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6786 Richard Sandiford <rdsandiford@googlemail.com>
6788 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6789 (SYMBOL_32_HIGH): Likewise.
6790 (mips_output_tls_reloc_directive): Declare.
6791 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6792 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6793 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6794 (mips_lo_relocs, mips_hi_relocs): Make extern.
6795 (mips16_stub_function): Move up file.
6796 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6797 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6798 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6799 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6800 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6801 (mips_get_tp): Add MIPS16 support.
6802 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6803 Generalize DTPREL and TPREL handling.
6804 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6805 Add MIPS16 TLS support.
6806 (mips_output_tls_reloc_directive): New function.
6807 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6808 * config/mips/predicates.md (symbolic_operand_with_high)
6809 (tls_reloc_operand): New predicates.
6810 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6811 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6812 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6813 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6814 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6815 (*tls_get_tp_mips16_call_<mode>): Likewise.
6817 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6819 PR rtl-optimization/51821
6820 * recog.c (peep2_find_free_register): Determine clobbered registers
6823 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6826 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6827 * config/avr/avr.c: Likewise.
6828 * config/avr/avr.h: Likewise.
6830 2012-01-13 Ian Lance Taylor <iant@google.com>
6833 * tree.h (TYPE_QUALS): Add cast to int.
6834 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6836 2012-01-13 Ian Lance Taylor <iant@google.com>
6838 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6839 comparing param_index to VEC_length result.
6841 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6843 * c-decl.c: Do not include tree-mudflap.h
6844 * tree-optimize.c: Likewise.
6845 * Makefile.in: Update dependencies.
6847 2012-01-13 Richard Guenther <rguenther@suse.de>
6850 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6851 variable-sized result always use RSO.
6853 2012-01-12 DJ Delorie <dj@redhat.com>
6855 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6856 pointer type, not just the default pointer type.
6858 2012-01-09 Richard Henderson <rth@redhat.com>
6859 Denis Chertykov <chertykov@gmail.com>
6862 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6863 * config/avr/avr.c (avr_can_eliminate): Simplify.
6864 (avr_initial_elimination_offset): Likewise.
6865 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6866 (expand_epilogue): Likewise.
6867 (avr_legitimize_address): Gut.
6868 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6869 (avr_hard_regno_nregs): New.
6870 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6871 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6872 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6873 add soft frame pointer.
6874 (CALL_USED_REGISTERS): Likewise.
6875 (REG_CLASS_CONTENTS): Likewise.
6876 (REGISTER_NAMES): Likewise.
6877 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6878 (HARD_FRAME_POINTER_REGNUM): New.
6879 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6880 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6881 remove the HARD_FRAME_POINTER self-elimination.
6883 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6886 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6887 DECL_EXTERNAL when checking for initializers of progmem variables.
6889 2012-01-12 Ira Rosen <irar@il.ibm.com>
6891 PR tree-optimization/51799
6892 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6893 that the last operation is a type demotion.
6895 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6897 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6898 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6900 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6903 * combine.c (distribute_notes): If i3 is a noreturn call,
6904 allow old_size to be equal to args_size and make sure the
6905 noreturn call gets REG_ARGS_SIZE note.
6906 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6907 on noreturn calls even when the delta is 0.
6909 2012-01-11 Nathan Sidwell <nathan@acm.org>
6911 * gcov.c (STRING_SIZE): Remove.
6912 (generate_results): Erase annotations for source files with no
6913 coverage information.
6915 (output_lines): Use it.
6917 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6919 * gimple.h (gimplify_body): Remove first argument.
6920 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6921 pointer set here, instead just pass DATA to walk_tree.
6922 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6923 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6924 (unvisit_body): Likewise, but with unmark_visited.
6925 (gimplify_body): Remove BODY_P argument and adjust.
6926 (gimplify_function_tree): Adjust call to gimplify_body.
6927 * omp-low.c (finalize_task_copyfn): Likewise.
6929 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6931 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6932 (build_function_type_skip_args): Delete.
6933 * tree.c (build_function_type_skip_args): Make static and add
6934 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6935 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6936 pass it to build_function_type_skip_args.
6937 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6938 (tree_function_versioning): Likewise.
6939 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6940 build_function_decl_skip_args.
6941 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6942 and pass it to build_function_decl_skip_args/tree_function_versioning.
6943 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6944 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6945 * trans-mem.c (ipa_tm_create_version): Likewise.
6946 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6947 * tree-inline.c (declare_return_variable): Remove always-true test.
6948 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6949 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6950 * ipa-split.c (split_function): Skip the return value for the split
6951 part if it doesn't return.
6953 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6955 PR tree-optimization/49642
6956 * ipa-split.c (forbidden_dominators): New variable.
6957 (check_forbidden_calls): New function.
6958 (dominated_by_forbidden): Likewise.
6959 (consider_split): Check for forbidden dominators.
6960 (execute_split_functions): Initialize and free forbidden
6961 dominators info; call check_forbidden_calls.
6963 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6965 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6967 2012-01-11 Nick Clifton <nickc@redhat.com>
6969 * config/rx/rx.md (return): Define pattern.
6971 2012-01-11 Richard Guenther <rguenther@suse.de>
6973 * doc/extend.texi (malloc attribute): Adjust according to
6976 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6977 Patrick Marlier <patrick.marlier@gmail.com>
6980 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6981 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6982 (ipa_tm_note_irrevocable): Same.
6983 (ipa_tm_scan_irr_block): Same.
6984 (ipa_tm_decrement_clone_counts): Same.
6985 (ipa_tm_scan_irr_function): Same.
6986 (ipa_tm_create_version_alias): Same.
6987 (ipa_tm_create_version): Same.
6988 (ipa_tm_transform_calls_redirect): Same.
6989 (ipa_tm_transform_calls): Same.
6990 (ipa_tm_transform_transaction): Same.
6991 (ipa_tm_execute): Same.
6993 2012-01-10 Richard Guenther <rguenther@suse.de>
6996 * opts.c (common_handle_option): Handle -Werror.
6998 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7000 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7003 2012-01-10 Jason Merrill <jason@redhat.com>
7005 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7008 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7010 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7011 supports R_386_TLS_GD_PLT reloc.
7012 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7013 supports R_386_TLS_LDM_PLT reloc.
7014 * configure: Regenerate.
7015 * config.in: Regenerate.
7017 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7020 Extend __pgmx semantics to linearize memory.
7021 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7022 determine if code comes inline or from libgcc.
7023 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7024 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7025 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7026 (movmemx_qi, movmemx_hi): New insns.
7027 (xload_<mode>_libgcc): Rewrite to new insn condition.
7028 (xload_<mode>): Remove insns.
7029 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7030 cases that don't satisfy avr_xload_libgcc_p().
7031 (avr_addr_space_convert): Allow converting in any direction.
7032 (avr_addr_space_subset_p): Return always true.
7033 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7034 (avr_emit_movmemhi): Ditto.
7035 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7036 (avr_out_movmem): Ditto.
7037 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7038 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7039 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7040 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7041 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7043 2012-01-10 Richard Guenther <rguenther@suse.de>
7045 PR tree-optimization/50913
7046 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7047 Require data-refs to be representable by Graphite with respect
7050 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7052 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7053 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7055 2012-01-10 Tom de Vries <tom@codesourcery.com>
7057 PR rtl-optimization/51271
7058 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7059 handling annulled branch.
7061 2012-01-10 Richard Henderson <rth@redhat.com>
7063 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7064 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7065 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7066 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7067 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7068 arm_expand_vec_perm_const): New.
7069 * config/arm/arm-protos.h: Update.
7070 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7071 (*neon_vswp<VDQX>): New.
7072 (neon_vcombine<VDX>): Use neon_split_vcombine.
7073 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7074 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7075 (vec_perm<VE>): New.
7077 2012-01-10 Richard Henderson <rth@redhat.com>
7079 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7080 use it if reload_completed.
7081 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7082 arm_output_asm_insn, arm_process_output_memory_barrier,
7083 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7084 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7085 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7086 arm_process_output_sync_insn, arm_output_sync_insn,
7087 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7088 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7089 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7090 (emit_unlikely_jump): New.
7091 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7092 (arm_split_atomic_op): New.
7093 * config/arm/arm-protos.h: Update.
7094 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7095 (struct arm_sync_generator): Remove.
7096 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7097 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7098 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7099 (VUNSPEC_LL, VUNSPEC_SC): New.
7100 (sync_result, sync_memory, sync_required_value, sync_new_value,
7101 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7102 (attr length): Don't use arm_sync_loop_insns.
7103 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7104 (movsfcc, movdfcc): Likewise.
7105 * config/arm/constraints.md (Ua): New.
7106 * config/arm/prediates.md (mem_noofs_operand): New.
7107 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7108 (sync_clobber, sync_t2_reqd): Remove.
7109 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7110 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7111 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7112 (arm_sync_compare_and_swap<SIDI>): Remove.
7113 (arm_sync_compare_and_swap<NARROW>): Remove.
7114 (arm_sync_lock_test_and_set<SIDI>): Remove.
7115 (arm_sync_lock_test_and_set<NARROW>): Remove.
7116 (arm_sync_new_<syncop><SIDI>): Remove.
7117 (arm_sync_new_<syncop><NARROW>): Remove.
7118 (arm_sync_new_nand<SIDI>): Remove.
7119 (arm_sync_new_nand<NARROW>): Remove.
7120 (arm_sync_old_<syncop><SIDI>): Remove.
7121 (arm_sync_old_<syncop><NARROW>): Remove.
7122 (arm_sync_old_nand<SIDI>): Remove.
7123 (arm_sync_old_nand<NARROW>): Remove.
7124 (*memory_barrier): Merge arm_output_memory_barrier.
7125 (atomic_compare_and_swap<QHSD>): New.
7126 (atomic_compare_and_swap<NARROW>_1): New.
7127 (atomic_compare_and_swap<SIDI>_1): New.
7128 (atomic_exchange<QHSD>): New.
7129 (cas_cmp_operand, cas_cmp_str): New.
7130 (atomic_op_operand, atomic_op_str): New.
7131 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7132 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7133 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7134 (arm_load_exclusive<NARROW>): New.
7135 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7136 (arm_store_exclusive<QHSD>): New.
7138 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7140 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7141 reload patterns if -mvsx-scalar-memory.
7143 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7144 generated, even -mno-vsx-scalar-double was used.
7145 (vsx_xscvdpsp_scalar): Likewise.
7146 (vsx_xscvspdp_scalar2): Likewise.
7148 2012-01-09 Tom de Vries <tom@codesourcery.com>
7149 Andrew Pinski <apinski@cavium.com>
7152 * reorg.c (fill_slots_from_thread): Don't speculate
7153 frame-related insns.
7155 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7157 * sched-int.h (bb_note): Move to...
7158 * basic-block.h: ...here.
7159 * haifa-sched.c (bb_note): Move to...
7160 * cfgrtl.c: ...here.
7161 * function.c (next_block_for_reg): New function.
7162 (move_insn_for_shrink_wrap): Likewise.
7163 (prepare_shrink_wrap): Rewrite to use the above.
7165 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7167 * gimple.c (is_gimple_non_addressable): Remove.
7168 * gimple.h: Remove is_gimple_non_addressable.
7169 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7170 is_gimple_non_addressable.
7171 * trans-mem.c (expand_assign_tm): Same.
7173 2012-01-09 Richard Guenther <rguenther@suse.de>
7175 PR tree-optimization/51775
7176 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7177 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7179 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7181 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7183 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7185 2012-01-09 Richard Guenther <rguenther@suse.de>
7187 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7189 2012-01-08 Jan Hubicka <jh@suse.cz>
7191 PR tree-optimize/51680
7192 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7193 on when known_vals needs to be computed; cleanup.
7195 2012-01-08 Jan Hubicka <jh@suse.cz>
7197 PR tree-optimize/51694
7198 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7200 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7202 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7203 for -std=c++98 and -std=c++11 too.
7205 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7207 * cfgloop.c (cancel_loop): Add free() of bbs array.
7209 2012-01-07 Jan Hubicka <jh@suse.cz>
7211 PR tree-optimization/51600
7212 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7213 that benefits small functions.
7215 2012-01-07 Jan Hubicka <jh@suse.cz>
7217 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7219 2012-01-07 Jan Hubicka <jh@suse.cz>
7221 PR tree-optimization/51680
7222 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7223 whose inlining reduce unit size.
7225 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7228 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7229 Add canonical node to containing_mem chain after the non-canonical
7230 one, even if there weren't any locs to propagate.
7231 (remove_useless_values): Keep only canonical values.
7232 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7233 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7234 canonicalize mem_chain elements that are not discarded.
7236 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7239 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7240 before emitting functions.
7242 PR gcov-profile/50127
7243 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7244 clear_aux_for_blocks.
7246 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7249 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7251 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7253 * c-decl.c (ext_block): Moved up.
7254 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7256 2012-01-06 Han Shen <shenhan@google.com>
7258 Translate built-in include paths for sysroot.
7259 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7260 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7262 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7263 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7265 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7266 control whether sysroot should be prepended to gxx include dir.
7268 * configure: Regenerate.
7270 2012-01-06 Torvald Riegel <triegel@redhat.com>
7272 PR rtl-optimization/51771
7273 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7274 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7276 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7278 PR tree-optimization/51315
7279 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7280 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7282 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7285 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7286 for shrp pattern. Correctly handle and fixup shift variable.
7287 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7289 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7292 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7293 note when !ACCUMULATE_OUTGOING_ARGS.
7295 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7297 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7299 (extract_range_from_unary_expr_1): Avoid useless computations.
7301 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7303 PR rtl-optimization/51767
7304 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7305 of jump_block and add an extra edge for degenerated asm gotos.
7308 * stmt.c (check_unique_operand_names): Don't ICE during error
7309 reporting if i is from labels chain.
7312 * profile.c (branch_prob): Split bbs that have exit edge
7313 and need a fake entry edge too.
7315 2012-01-05 Jan Hubicka <jh@suse.cz>
7318 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7321 2012-01-05 Richard Guenther <rguenther@suse.de>
7324 * tree-streamer-out.c (write_ts_optimization): New function.
7325 (streamer_write_tree_body): Call it.
7326 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7327 (streamer_read_tree_body): Call it.
7328 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7330 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7333 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7334 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7335 in_cleanup_point_expr before gimplify_stmt call and restore it
7337 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7338 in_cleanup_point_expr is false.
7340 2012-01-05 Richard Guenther <rguenther@suse.de>
7343 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7345 * toplev.c (process_options): Reject combining mudflap and LTO.
7346 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7348 2012-01-05 Richard Guenther <rguenther@suse.de>
7350 PR tree-optimization/51760
7351 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7353 (bit_value_unop): Handle UNDEFINED operands.
7354 (bit_value_binop): Likewise.
7356 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7358 * config/avr/avr.c (avr_replace_prefix): Remove.
7359 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7360 (avr_asm_function_rodata_section): Ditto.
7361 (avr_asm_select_section): Ditto.
7363 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7365 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7368 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7371 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7372 calls that have any non-fake successor edges.
7375 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7377 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7379 PR tree-optimization/51624
7380 * tree-sra.c (build_ref_for_model): When replicating a chain of
7381 COMPONENT_REFs, stop as soon as the offset would become negative.
7383 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7386 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7387 in .debug_loc on the floor.
7389 2012-01-04 Andrew Pinski <apinski@cavium.com>
7391 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7393 2012-01-04 Andrew Pinski <apinski@cavium.com>
7394 Adam Nemet <anemet@caviumnetworks.com>
7396 * config/mips/mips.md (size): Add SI and DI.
7397 (SIZE): New mode attribute.
7398 (U): New code attribute.
7399 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7400 (mips_lbux_<mode>): Delete.
7401 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7402 (mips_lhx): Use gen_mips_lhx_extsi.
7403 (mips_lhx_<mode>): Delete.
7405 (mips_l<size>x): New expand.
7406 (mips_lwx_<mode>): Delete.
7407 (mips_l<GPR:size>x_<P:mode>): New pattern.
7408 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7409 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7410 * config/mips/mips.c (mips_lx_address_p): New function.
7411 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7412 (dsp64): New availability predicate.
7413 (mips_builtins): Add an entry for __builtin_mips_ldx.
7414 * config/mips/mips.h (ISA_HAS_LBX): New define.
7415 (ISA_HAS_LBUX): Likewise.
7416 (ISA_HAS_LHX): Likewise.
7417 (ISA_HAS_LHUX): Likewise.
7418 (ISA_HAS_LWX): Likewise.
7419 (ISA_HAS_LWUX): Likewise.
7420 (ISA_HAS_LDX): Likewise.
7421 * doc/extend.texi (__builtin_mips_ldx): Document.
7423 2012-01-04 Tristan Gingold <gingold@adacore.com>
7425 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7426 when long pointers are used.
7427 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7428 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7429 (ia64-hp-*vms*): Remove.
7430 * config/vms/xm-vms64.h: Delete.
7432 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7435 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7437 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7439 * opts.c (finish_options): Remove duplicate sorry.
7441 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7444 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7447 2012-01-04 Richard Guenther <rguenther@suse.de>
7450 * tree.c (size_low_cst): New function.
7451 * tree.h (size_low_cst): Declare.
7452 * fold-const.c (fold_comparison): Use it to extract the low
7453 part of the POINTER_PLUS_EXPR offset.
7455 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7457 Fix clearing ZERO_REG
7458 * config/avr/avr.md (cc): Add alternative "ldi".
7459 (movqi_insn): Use it in cc attribute.
7460 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7461 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7462 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7464 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7466 * configure: Regenerate.
7468 2012-01-04 Richard Guenther <rguenther@suse.de>
7470 PR tree-optimization/49651
7471 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7472 (var_can_have_subvars): Use it.
7473 (get_constraint_for_1): Only consider subfields if there can be any.
7475 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7478 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7479 to its new canonical_cselib_val and the cselib_val was in
7480 first_containing_mem chain, but the canonical_cselib_val was not,
7481 add the latter into the chain.
7482 (cselib_invalidate_mem): Compare canonical_cselib_val of
7483 addr_list chain elt with v.
7486 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7487 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7489 (output_macinfo_op): Don't ggc_strdup fd->filename.
7490 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7491 then ggc_strdup it. Don't free inc->info or cur->info.
7492 (output_macinfo): Don't free ref->info or file->info.
7494 2012-01-03 Ira Rosen <irar@il.ibm.com>
7496 PR tree-optimization/51269
7497 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7498 first_niters a pointer.
7499 (slpeel_tree_peel_loop_to_edge): Likewise.
7500 (vect_do_peeling_for_loop_bound): Update call to
7501 slpeel_tree_peel_loop_to_edge.
7502 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7503 here. Remove it from the parameters list.
7504 (vect_do_peeling_for_alignment): Update calls and compute
7507 2012-01-03 Richard Guenther <rguenther@suse.de>
7509 PR tree-optimization/51070
7510 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7511 Properly handle calls.
7513 2012-01-03 Richard Guenther <rguenther@suse.de>
7515 PR tree-optimization/51692
7516 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7517 the LHS of allocation stmts.
7519 2012-01-03 Olivier Hainque <hainque@adacore.com>
7521 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7523 2012-01-03 Olivier Hainque <hainque@adacore.com>
7525 * collect2.c (main): In AIX specific computations for vector
7526 insertions, use CONST_CAST2 to cast from char ** to const char **.
7528 2012-01-03 Richard Guenther <rguenther@suse.de>
7531 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7532 the context of a limbo DIE when it does not already exist.
7534 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7536 PR tree-optimization/51719
7537 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7538 but direct call is, clear direct call's lhs and don't add fallthrough
7539 edge from dcall_bb to join_bb and PHIs.
7541 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7543 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7544 the instructions emitted by the pattern.
7545 ("*TDC_insn_<mode>"): Add comment.
7547 2012-01-03 Richard Guenther <rguenther@suse.de>
7550 * fold-const.c (fold_comparison): Properly canonicalize
7551 tree offset and HOST_WIDE_INT bit position.
7553 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7555 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7556 operands for extzv pattern.
7558 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7561 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7564 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7566 * doc/invoke.texi (-flto and related options): Copy-edit.
7568 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7570 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7572 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7574 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7577 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7579 * expr.h (move_by_pieces_ninsns): Declare.
7580 * expr.c (move_by_pieces_ninsns): Make external.
7581 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7582 (mips_store_by_pieces_p): Likewise.
7583 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7584 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7585 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7586 (mips_store_by_pieces_p): Likewise.
7588 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7590 * passes.c (register_one_dump_file): Free full_name.
7592 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7593 (calculate_elim_costs_all_insns): Free offsets_at and
7594 offsets_known_at at the end and clear the pointers.
7596 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7598 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7599 this option introduced in r180739.
7601 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7604 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7605 (tmake_file target=avr): Add avr/t-multilib.
7607 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7608 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7609 * config/avr/genmultilib.awk: New file.
7610 * config/avr/t-multilib: New auto-generated file.
7611 * config/avr/multilib.h: New auto-generated file.
7612 * config/avr/t-avr (AVR_MCUS): New variable.
7613 (genopt.sh): Use it.
7614 (s-mlib): Depend on t-multilib.
7615 (t-multilib, multilib.h): New dependencies.
7616 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7617 (MULTILIB_OPTIONS): Remove.
7618 (MULTILIB_MATCHES): Remove.
7619 (MULTILIB_DIRNAMES): Remove.
7620 (MULTILIB_EXCEPTIONS): Remove:
7621 * config/avr/genopt.sh: Don't use hard coded file name;
7622 pass AVR_MCUS from t-avr instead.
7624 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7626 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7628 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7630 Implement light-weight DImode support.
7631 * config/avr/avr-dimode.md: New file.
7632 * config/avr/avr.md: Include it.
7633 (adjust_len): Add plus64, compare64.
7634 (HIDI): Remove code iterator.
7635 (code_stdname): New code attribute.
7636 (rotx, rotsmode): Remove DI.
7637 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7639 * config/avr/avr-protos.h (avr_have_dimode): New.
7640 (avr_out_plus64, avr_out_compare64): New.
7641 * config/avr/avr.c (avr_out_compare): Handle DImode.
7642 (avr_have_dimode): New variable definition and initialization.
7643 (avr_out_compare64, avr_out_plus64): New functions.
7644 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7645 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7646 (avr_compare_pattern): Skip DImode comparisons.
7648 2012-01-02 Revital Eres <revital.eres@linaro.org>
7650 * ddg.c (def_has_ccmode_p): New function.
7651 (add_cross_iteration_register_deps,
7652 create_ddg_dep_from_intra_loop_link): Call it.
7654 2012-01-02 Richard Guenther <rguenther@suse.de>
7657 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7659 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7661 * gcc.c (process_command): Update copyright notice dates.
7662 * gcov.c (print_version): Likewise.
7663 * gcov-dump.c (print_version): Likewise.
7664 * mips-tfile.c (main): Likewise.
7665 * mips-tdump.c (main): Likewise.
7667 2012-01-01 Ira Rosen <irar@il.ibm.com>
7669 PR tree-optimization/51704
7670 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7671 a use is inside the basic block or loop before accessing its vect info.
7673 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7675 PR rtl-optimization/51069
7676 * cfgloopmanip.c (remove_path): Removing path making irreducible
7677 region unconditional makes BB part of the region.
7679 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7681 PR tree-optimization/51683
7682 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7683 calls with side-effects.
7684 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7686 Copyright (C) 2012 Free Software Foundation, Inc.
7688 Copying and distribution of this file, with or without modification,
7689 are permitted in any medium without royalty provided the copyright
7690 notice and this notice are preserved.