1 2013-04-10 David S. Miller <davem@davemloft.net>
3 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
6 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
10 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
12 Backport from mainline
13 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
14 Alexander Monakov <amonakov@ispras.ru>
17 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
18 flush pending lists also on non-jumps. Adjust comment.
20 2013-04-03 Richard Biener <rguenther@suse.de>
22 PR tree-optimization/56501
23 * tree-switch-conversion.c (check_process_case): Properly
24 handle !single_succ_p case.
26 2013-04-03 Jakub Jelinek <jakub@redhat.com>
28 Backported from mainline
29 2013-03-06 Jakub Jelinek <jakub@redhat.com>
31 PR tree-optimization/56539
32 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
33 instead of GSI_CONTINUE_LINKING as last argument to
34 force_gimple_operand_gsi. Adjust function comment.
36 2013-03-05 Jakub Jelinek <jakub@redhat.com>
39 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
40 (avoid_complex_debug_insns): New function.
41 (expand_debug_locations): Call it.
43 2013-04-02 Wei Mi <wmi@google.com>
45 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
46 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
47 *<rotate_insn><mode>3_mask in i386.md.
49 2013-04-02 Richard Biener <rguenther@suse.de>
52 Backport from mainline
53 2012-05-16 Richard Guenther <rguenther@suse.de>
55 * tree-inline.c (declare_return_variable): Properly handle
56 DECL_BY_REFERENCE return vars in SSA form.
58 2013-04-01 Wei Mi <wmi@google.com>
60 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
61 Truncate operand 2 using %b asm operand modifier.
62 (*<shift_insn><mode>3_mask): Ditto.
63 (*<rotate_insn><mode>3_mask): Ditto.
65 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (*movsf_internal): Change type of
68 alternatives 3,4 to imov.
70 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
72 Backport from mainline
73 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
76 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
77 when the may_trap_p bit of the exprs being merged differs.
78 Reorder tests for speculativeness in the logical and operator.
80 Backport from mainline
81 2013-03-05 Jakub Jelinek <jakub@redhat.com>
84 * sel-sched-ir.c (free_sched_pools): Release
85 succs_info_pool.stack[succs_info_pool.max_top] vectors too
86 if succs_info_pool.max_top isn't -1.
88 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
90 Backport from mainline
91 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
94 * sel-sched.c: Include ira.h.
95 (implicit_clobber_conflict_p): New function.
96 (moveup_expr): Use it.
97 * Makefile.in (sel-sched.o): Depend on ira.h.
99 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
101 Backport from mainline
102 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
103 Alexander Monakov <amonakov@ispras.ru>
106 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
107 flush pending lists also on non-jumps. Adjust comment.
109 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
111 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
112 * doc/extend.texi (Named Address Spaces): Ditto.
113 (Variable Attributes): Ditto.
115 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
117 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
118 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
121 2013-03-27 Walter Lee <walt@tilera.com>
123 Backport from mainline:
124 2013-03-27 Walter Lee <walt@tilera.com>
126 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
127 double-decrement of next_scratch_regno.
129 2013-03-27 Walter Lee <walt@tilera.com>
131 Backport from mainline:
132 2013-03-27 Walter Lee <walt@tilera.com>
134 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
136 (insn_v1mulus): Ditto.
137 (insn_v2muls): Ditto.
139 2013-03-27 Walter Lee <walt@tilera.com>
141 Backport from mainline:
142 2013-03-27 Walter Lee <walt@tilera.com>
144 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
146 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
148 2013-03-27 Walter Lee <walt@tilera.com>
150 Backport from mainline:
151 2013-03-27 Walter Lee <walt@tilera.com>
153 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
155 (*sibcall_value): Ditto.
157 2013-03-27 Walter Lee <walt@tilera.com>
159 Backport from mainline:
160 2013-03-27 Walter Lee <walt@tilera.com>
162 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
163 (insn_mnz_v8qi): ... this ...
164 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
166 (insn_v<n>mnz): Replaced by ...
167 (insn_v1mnz): ... this ...
168 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
170 (insn_mz_<mode>): Replaced by ...
171 (insn_mz_v8qi): ... this ...
172 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
174 (insn_v<n>mz): Replaced by ...
175 (insn_v1mz): ... this ...
176 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
179 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
181 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
183 2013-03-26 Richard Biener <rguenther@suse.de>
185 Backport from mainline:
186 2013-03-13 Richard Biener <rguenther@suse.de>
188 PR tree-optimization/56608
189 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
190 calls when vectorizing basic-blocks.
192 2013-03-05 Richard Biener <rguenther@suse.de>
194 PR tree-optimization/56270
195 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
196 of loads after scheduling an SLP instance.
198 2013-03-26 Walter Lee <walt@tilera.com>
200 Backport from mainline:
201 2013-03-26 Walter Lee <walt@tilera.com>
203 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
204 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
206 2013-03-26 Walter Lee <walt@tilera.com>
208 Backport from mainline:
209 2013-03-25 Walter Lee <walt@tilera.com>
211 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
212 TILEGX_INSN_SHUFFLEBYTES1.
213 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
215 (tilegx_builtins): Ditto.
216 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
218 2013-03-26 Walter Lee <walt@tilera.com>
220 Backport from mainline:
221 2013-03-25 Walter Lee <walt@tilera.com>
223 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
224 tests for constraint J, K, N, P.
226 2013-03-26 Walter Lee <walt@tilera.com>
228 Backport from mainline:
229 2013-03-25 Walter Lee <walt@tilera.com>
231 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
232 Use indirect/pcrel encoding.
233 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
236 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
238 Backport from mainline:
239 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
240 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
243 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
244 (musermode): Convert to Var(TARGET_USERMODE).
245 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
246 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
247 * config/sh/sh.c (sh_option_override): Use
248 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
249 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
251 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
253 (udivsi3_i4_single, divsi3_i4_single): Use
254 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
255 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
256 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
257 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
258 (SUBTARGET_OVERRIDE_OPTIONS): New.
260 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
262 Backport from mainline:
263 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
265 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
266 to m2a-single instead of m2e.
268 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
271 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
274 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
277 * config/i386/i386.c (init_cumulative_args): Also set
278 cum->callee_return_avx256_p.
279 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
280 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
282 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
283 callee_return_avx256_p.
285 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
287 Backport from mainline:
288 2012-12-04 Ian Lance Taylor <iant@google.com>
290 * godump.c (find_dummy_types): Output a dummy type if we couldn't
291 output the real type.
293 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
296 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
297 (PLUS_EXPR): Likewise.
298 * doc/cppopts.texi (--help): Likewise.
299 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
300 (-fdump-rtl-cprop_hardreg): Likewise.
301 (-fdump-rtl-csa): Likewise.
302 (-fdump-rtl-dce): Likewise.
303 (-fdump-rtl-dbr): Likewise.
304 (-fdump-rtl-into_cfglayout): Likewise.
305 (-fdump-rtl-outof_cfglayout): Likewise.
307 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
310 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
311 (arm_print_operand, case 'S'): Don't use shift_operator to validate
314 2013-03-14 Seth LaForge <sethml@google.com>
317 Backport from mainline
318 2012-10-22 Julian Brown <julian@codesourcery.com>
320 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
321 VFP D registers in big-endian mode.
323 2013-03-08 Joey Ye <joey.ye@arm.com>
325 Backport from mainline
326 2013-03-06 Joey Ye <joey.ye@arm.com>
329 * gcc.c (convert_white_space): New function.
330 (main): Handles white space in function name.
332 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
334 Backport from mainline
335 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
338 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
339 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
340 to SH_DIV_CALL_TABLE for TARGET_SH2.
341 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
343 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
344 mdiv= call-div1, call-fp, call-table options.
346 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
348 * config.gcc (arm*-*-rtemself*): New.
349 (arm*-*-rtems*): Removed.
350 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
351 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
353 2013-03-01 Richard Biener <rguenther@suse.de>
355 Backport from mainline
356 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
358 PR tree-optimization/55481
359 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
360 back to general rewriting if we cannot leave an original biv
363 2013-03-01 Richard Biener <rguenther@suse.de>
365 Backport from mainline
366 2012-04-10 Richard Guenther <rguenther@suse.de>
369 * gimple-low.c (gimple_check_call_args): Properly account for
370 compatible aggregate types.
372 2013-02-26 Nick Clifton <nickc@redhat.com>
375 Import this patch from the mainline:
377 2012-08-17 Nick Clifton <nickc@redhat.com>
379 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
380 (branch_true): Likewise.
381 (branch_false): Likewise.
383 2013-02-26 Jakub Jelinek <jakub@redhat.com>
385 PR tree-optimization/56443
386 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
387 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
388 to type_for_mode langhook.
390 2013-02-21 Jakub Jelinek <jakub@redhat.com>
393 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
396 2013-02-19 Jakub Jelinek <jakub@redhat.com>
398 Backported from mainline
399 2013-02-19 Jakub Jelinek <jakub@redhat.com>
401 PR tree-optimization/56350
402 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
403 if haven't found reduction or nested cycle operand, rather than
404 asserting we must find it.
406 PR tree-optimization/56381
407 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
410 2013-02-08 Jakub Jelinek <jakub@redhat.com>
412 PR tree-optimization/56250
413 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
414 if type is unsigned and code isn't MULT_EXPR.
416 2013-02-06 Jakub Jelinek <jakub@redhat.com>
419 * omp-low.c (use_pointer_for_field): Return false if
420 lower_send_shared_vars doesn't generate any copy-out code.
422 2012-11-27 Jakub Jelinek <jakub@redhat.com>
424 PR tree-optimization/55110
425 * tree-vect-loop.c (vectorizable_reduction): Don't assert
426 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
428 2013-02-18 Richard Biener <rguenther@suse.de>
431 2013-02-04 Richard Biener <rguenther@suse.de>
433 Backport from mainline
434 2012-07-04 Richard Guenther <rguenther@suse.de>
436 PR tree-optimization/53844
437 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
438 the loop virtual PHI.
440 2013-02-13 David S. Miller <davem@davemloft.net>
442 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
444 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
446 Backport from mainline
447 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
449 PR rtl-optimization/56275
450 * simplify-rtx.c (avoid_constant_pool_reference): Check that
451 offset is non-negative and less than cmode size before
452 calling simplify_subreg.
454 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
456 Backport from mainline
457 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
459 * config/i386/sse.md (FMAMODEM): New mode iterator.
460 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
461 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
463 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
465 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
466 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
467 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
469 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
471 Backport from mainline
472 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
475 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
476 If there is no implicit builtin declaration, just return NULL.
478 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
479 Michael Meissner <meissner@linux.vnet.ibm.com>
481 Backport from mainline
482 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
483 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
485 2013-02-07 David S. Miller <davem@davemloft.net>
487 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
489 * var-tracking.c (vt_add_function_parameter): Test the presence of
490 HAVE_window_save properly and do not remap argument registers when
491 we have a leaf function.
493 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
495 Backport from mainline
496 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
499 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
501 * config/i386/i386.c (ix86_print_operand): Ditto.
503 2013-02-07 Alan Modra <amodra@gmail.com>
506 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
507 static chain, set REST_INLINE_FPRS too.
509 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
511 Backport from mainline
512 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
514 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
515 * configure: Regenerate.
517 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
519 Backport from mainline
520 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
521 Andrew Dixie <andrewd@gentrack.com>
523 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
526 2013-02-05 Richard Biener <rguenther@suse.de>
528 Backport from mainline
529 2012-12-10 Richard Biener <rguenther@suse.de>
531 PR tree-optimization/55107
532 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
533 (bitmap_set_replace_value): Add gcc_unreachable.
534 (do_regular_insertion): Re-write all_same handling. Insert
535 an assignment instead of a PHI in this case.
536 (execute_pre): Do not record constified events.
538 2013-02-05 Richard Biener <rguenther@suse.de>
540 PR tree-optimization/54767
541 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
542 backedges drop all symbolical range information.
543 (execute_vrp): Compute backedges.
545 2013-02-04 Richard Biener <rguenther@suse.de>
547 Backport from mainline
548 2012-01-11 Richard Guenther <rguenther@suse.de>
550 PR tree-optimization/44061
551 * tree-vrp.c (extract_range_basic): Compute zero as
552 value-range for __builtin_constant_p of function parameters.
554 2013-01-08 Jakub Jelinek <jakub@redhat.com>
557 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
559 2013-02-04 Richard Biener <rguenther@suse.de>
561 Backport from mainline
562 2012-07-04 Richard Guenther <rguenther@suse.de>
564 PR tree-optimization/53844
565 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
566 the loop virtual PHI.
568 2012-12-13 Richard Biener <rguenther@suse.de>
571 * tree-streamer.c (record_common_node): Check that we are not
572 recursively pre-loading nodes we want to skip. Handle
573 char_type_node appearing as part of va_list_type_node.
575 2013-02-04 Richard Biener <rguenther@suse.de>
578 * gimple.h (gimple_call_builtin_class_p): New function.
579 * gimple.c (validate_call): New function.
580 (gimple_call_builtin_class_p): Likewise.
581 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
582 Use gimple_call_builtin_class_p.
583 (find_func_clobbers): Likewise.
584 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
585 (strlen_optimize_stmt): Likewise.
587 2013-02-01 Jakub Jelinek <jakub@redhat.com>
589 Backported from mainline
590 2013-01-28 Jakub Jelinek <jakub@redhat.com>
592 PR tree-optimization/56125
593 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
594 pow(x,c) into sqrt(x) * powi(x, n/2) or
595 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
597 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
598 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
601 2013-01-25 Jakub Jelinek <jakub@redhat.com>
603 PR tree-optimization/56098
604 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
605 for stmts with volatile ops.
606 (cond_store_replacement): Don't optimize if assign has volatile ops.
607 (cond_if_else_store_replacement_1): Don't optimize if either
608 then_assign or else_assign have volatile ops.
610 2013-01-23 Jakub Jelinek <jakub@redhat.com>
613 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
614 instead of cmpdi_operand for first comparison operand.
615 Don't assert that comparison operands aren't both constants.
617 2013-01-21 Jakub Jelinek <jakub@redhat.com>
619 PR tree-optimization/56051
620 * fold-const.c (fold_binary_loc): Don't fold
621 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
622 a narrowing conversion, or widening conversion from signed
625 2013-01-18 Jakub Jelinek <jakub@redhat.com>
628 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
629 the case where writing real complex part of target modifies
632 2013-01-15 Jakub Jelinek <jakub@redhat.com>
635 * function.c (thread_prologue_and_epilogue_insns): Always
636 add crtl->drap_reg to set_up_by_prologue.set, even if
637 stack_realign_drap is false.
639 2013-01-10 Jakub Jelinek <jakub@redhat.com>
641 PR tree-optimization/55921
642 * tree-complex.c (expand_complex_asm): New function.
643 (expand_complex_operations_1): Call it for GIMPLE_ASM.
645 2013-01-03 Jakub Jelinek <jakub@redhat.com>
647 PR rtl-optimization/55838
648 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
649 iv0.step, iv1.step and step.
651 2012-11-23 Jakub Jelinek <jakub@redhat.com>
654 * Makefile.in (gimple-low.o): Depend on langhooks.h.
655 * gimple-low.c: Include langhooks.c.
656 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
657 by default call lang_hooks.block_may_fallthru.
658 * langhooks.h (struct lang_hooks): Add block_may_fallthru
660 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
661 (LANG_HOOKS_INITIALIZER): Use it.
663 2012-11-20 Jakub Jelinek <jakub@redhat.com>
666 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
667 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
668 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
669 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
670 fail if the last real insn doesn't have REG_ARGS_SIZE note.
672 2012-11-17 Jakub Jelinek <jakub@redhat.com>
674 PR tree-optimization/55236
675 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
676 and signed ARG0_TYPE, force low and high to be non-NULL.
678 2012-11-13 Jakub Jelinek <jakub@redhat.com>
680 PR rtl-optimization/54127
681 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
682 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
683 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
684 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
685 REG_LABEL_TARGET and REG_LABEL_OPERAND.
687 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
689 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
690 range isn't testing for zero.
692 2013-01-29 Richard Biener <rguenther@suse.de>
694 PR tree-optimization/56113
695 * tree-ssa-structalias.c (equiv_class_lookup): Also return
697 (label_visit): Free duplicate bitmaps and record the leader instead.
698 (perform_var_substitution): Adjust.
700 2013-01-28 Serowk <serowk@yandex.ru>
703 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
704 Fix mode checks to allow for the passing of constants in the
706 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
707 Add entries in the switch statement for builtin iwmmxt vector
708 shift and rotate builtins.
710 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
712 Backport from mainline
713 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
716 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
717 operand 0 in movabs insn template for -masm=intel asm alternative.
718 (*movabs<mode>_2): Ditto for operand 1.
720 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
722 Backport from mainline
723 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
726 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
727 alternative to (o,r).
728 (*movdi_internal_rex64): Remove (!o,n) alternative.
729 (DImode immediate->memory splitter): Remove.
730 (DImode immediate->memory peephole2): Remove.
731 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
732 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
733 alternative to (!o,*r).
734 (*movtf_internal_sse): New pattern.
735 (*movxf_internal_rex64): New pattern.
736 (*movxf_internal): Disable for TARGET_64BIT.
737 (*movdf_internal_rex64): Remove (!o,F) alternative.
739 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
742 involving stack registers slightly.
744 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
746 * config/i386/constraints.md (Yf): New constraint.
747 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
748 of f constraint to conditionaly disable x87 register preferences.
749 (*movdf_internal): Ditto.
750 (*movsf_internal): Ditto.
752 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
755 (*movtf_internal_rex64): Add (!o,C) alternative
756 (*movxf_internal_rex64): Ditto.
757 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
759 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
761 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
763 2013-01-24 Martin Jambor <mjambor@suse.cz>
765 Backport from mainline
766 2013-01-04 Martin Jambor <mjambor@suse.cz>
768 PR tree-optimization/55755
769 * tree-sra.c (sra_modify_assign): Do not check that an access has no
770 children when trying to avoid producing a VIEW_CONVERT_EXPR.
772 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
774 Backport from mainline
775 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
779 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
781 PR rtl-optimization/56023
782 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
783 dependent on debug instruction.
785 2013-01-21 Martin Jambor <mjambor@suse.cz>
787 Backport from mainline
788 2013-01-17 Martin Jambor <mjambor@suse.cz>
790 PR tree-optimizations/55264
791 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
792 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
793 for virtual functions.
794 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
796 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
797 virtual methods before inlining is over.
799 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
801 Backport from mainline
802 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
805 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
806 store through atomic_store<mode>_1.
807 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
809 2013-01-16 Richard Biener <rguenther@suse.de>
812 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
813 account for bitpos when computing alignment.
815 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
817 Backport from 2013-01-14 trunk r195169.
820 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
821 etc. to 1 and not to __flash.
822 Use LL suffix for __INT24_MAX__ with -mint8.
823 Use ULL suffix for __UINT24_MAX__ with -mint8.
825 2013-01-14 Matthias Klose <doko@ubuntu.com>
827 * doc/invoke.texi: Document -print-multiarch.
828 * doc/install.texi: Document --enable-multiarch.
829 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
830 * configure.ac: Add --enable-multiarch option.
831 Substitute with_cpu, with_float.
832 * configure: Regenerate.
833 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
834 enable_multiarch, with_cpu, with_float: New macros.
835 if_multiarch: New macro, define in terms of enable_multiarch.
836 * genmultilib: Add new argument for the multiarch name.
837 * gcc.c (multiarch_dir): Define.
838 (for_each_path): Search for multiarch suffixes.
839 (driver_handle_option): Handle multiarch option.
840 (do_spec_1): Pass -imultiarch if defined.
841 (main): Print multiarch.
842 (set_multilib_dir): Separate multilib and multiarch names
843 from multilib_select.
844 (print_multilib_info): Ignore multiarch names in multilib_select.
845 * incpath.c (add_standard_paths): Search the multiarch include dirs.
846 * cppdefault.h (default_include): Document multiarch in multilib
848 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
849 include directory for multiarch directories.
850 * common.opt: New options --print-multiarch and -imultilib.
852 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
853 Include i386/t-linux.
854 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
855 Include i386/t-kfreebsd.
856 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
857 * config/i386/t-linux64: Add multiarch names in
858 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
859 * config/i386/t-gnu: New file.
860 * config/i386/t-kfreebsd: Likewise.
861 * config/i386/t-linux: Likewise.
863 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
864 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
865 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
866 for 32bit non-biarch configurations.
868 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
869 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
872 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
874 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
876 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
877 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
878 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
880 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
881 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
882 Include rs6000/t-linux for 32bit non-biarch configurations.
884 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
886 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
888 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
889 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
891 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
892 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
894 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
896 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
897 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
898 (vect_estimate_min_profitable_iter): Adjust to above fix.
899 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
901 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
903 Backport from mainline
904 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
906 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
907 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
908 documentation. Add missing '__' in front of
909 __builtin_ia32_packssdw256.
911 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
913 Backport from mainline
914 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
916 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
917 attribute of movddup insn to DF.
918 (*vec_interleave_lowv2df): Ditto.
919 (vec_dupv2df): Ditto.
921 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
923 Backport from 2013-01-07 trunk r194991, r194992.
926 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
929 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
930 (avr_addrspace_t): Add .section_name field.
931 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
933 (avr_addrspace): Same. Initialize .section_name. Remove last
934 NULL entry. Put __memx into .progmemx.data.
935 (progmem_section_prefix): Remove.
936 (avr_asm_init_sections): No need to initialize progmem_section.
937 (avr_asm_named_section): Use avr_addrspace[].section_name to get
939 (avr_asm_select_section): Ditto. And use get_unnamed_section to
940 retrieve the progmem section.
941 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
942 boundary to run over avr_addrspace[].
943 (avr_register_target_pragmas): Ditto.
945 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
947 Backport from 2013-01-07 trunk r194978.
950 * doc/install.texi (Cross-Compiler-Specific Options): Document
953 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
955 Backport from 2013-01-07 trunk r194968.
958 * config/avr/t-avr: Don't automatically rebuild
959 $(srcdir)/config/avr/t-multilib
960 $(srcdir)/config/avr/avr-tables.opt
961 (avr-mcus): New phony target to build them on request.
962 (s-avr-mlib): Remove.
963 * avr/avr-mcus.def: Adjust comments.
965 2013-01-07 Terry Guo <terry.guo@arm.com>
967 Backport from mainline
968 2012-12-19 Terry Guo <terry.guo@arm.com>
970 * config/arm/arm.c (thumb_find_work_register): Check argument
971 register number based on current PCS.
973 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
975 Backport from mainline
976 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
980 selected code model, define __code_mode_small__, __code_model_medium__,
981 __code_model_large__, __code_model_32__ or __code_model_kernel__.
982 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
983 xchg temporary register with %k. Declare temporary register as
985 [__x86_64__]: For medium and large code models, preserve %rbx register.
987 2013-01-03 Richard Henderson <rth@redhat.com>
989 * config/i386/i386.c (ix86_expand_move): Always assign to op1
990 after eliminating TLS symbols.
992 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
995 * config/pa/pa.md (movsi): Revert previous change.
996 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
999 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1002 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1005 2013-01-02 Jason Merrill <jason@redhat.com>
1008 * tree.c (build_array_type_1): Revert earlier change.
1010 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1013 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1014 after reload starts.
1016 2012-12-21 Martin Jambor <mjambor@suse.cz>
1018 PR tree-optimization/55355
1019 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1020 bit_position is small enough to fit a single HOST_WIDE_INT.
1022 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1024 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1026 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1028 Backport from mainline
1029 2012-10-15 Matthias Klose <doko@ubuntu.com>
1031 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1032 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1034 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1035 Tomash Brechko <tomash.brechko@gmail.com>
1038 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1039 handling of before and after cases.
1040 * config/sparc/sync.md (atomic_store): Fix pasto.
1042 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1044 * optabs.c (expand_atomic_store): Elide redundant model test.
1046 2012-12-13 Richard Henderson <rth@redhat.com>
1049 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1051 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1054 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1055 (tldo_stb_sp64): Likewise.
1056 (tldo_sth_sp32): Likewise.
1057 (tldo_sth_sp64): Likewise.
1058 (tldo_stw_sp32): Likewise.
1059 (tldo_stw_sp64): Likewise.
1060 (tldo_stx_sp64): Likewise.
1062 2012-12-10 Kai Tietz <ktietz@redhat.com>
1065 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1067 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1069 Backport from mainline
1070 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1071 H.J. Lu <hongjiu.lu@intel.com>
1074 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1075 before using it as insn or call equivalent.
1077 2012-12-06 Jason Merrill <jason@redhat.com>
1080 * tree.c (build_array_type_1): Re-layout if we found it in the
1083 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1085 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1086 opaque cond in all call insns.
1088 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1090 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1091 area if the function allocates dynamic stack space.
1092 (ia64_initial_elimination_offset): Adjust offsets to above change.
1094 2012-12-03 Richard Biener <rguenther@suse.de>
1096 Backport from mainline
1097 2012-09-24 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/53663
1100 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1101 native encode/interpret translation on VN_WALKREWRITE.
1103 2012-12-03 Kai Tietz <ktietz@redhat.com>
1106 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1109 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1112 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1114 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1116 Backport from mainline:
1117 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1120 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1121 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1122 (in_nullified_branch_delay): Likewise.
1123 (in_call_delay): Likewise.
1124 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1125 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1126 the $$sh_func_adrs call as variable. Update type of sibcalls and
1127 $$sh_func_adrs call.
1128 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1129 length instead of adjustment. Handle negative and undefined call
1130 adjustments for insn_default_length. Remove adjustment for millicode
1131 insn with unfilled delay slot.
1132 (pa_output_millicode_call): Update for revised millicode length.
1133 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1135 2012-11-29 Kai Tietz <ktietz@redhat.com>
1138 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1139 use by XNEWVEC/XRESIZEVEC.
1141 * i386.c (get_scratch_register_on_entry): Handle
1142 thiscall-convention.
1143 (split_stack_prologue_scratch_regno): Likewise.
1144 (ix86_static_chain): Likewise.
1145 (x86_output_mi_thunk): Likewise.
1147 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1149 Backported from mainline
1150 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1151 Markus Trippelsdorf <markus@trippelsdorf.de>
1154 * lto-opts.c (lto_write_options): Also handle
1155 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1156 OPT_SPECIAL_program_name.
1159 * lto-wrapper.c (merge_and_complain): Handle
1160 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1161 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1163 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1165 PR rtl-optimization/55489
1166 * gcse.c (compute_transp): Precompute a canonical version
1167 of XEXP (x, 0), and pass it to canon_true_dependence.
1169 2012-11-27 Richard Biener <rguenther@suse.de>
1172 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1173 stmt with a NOP instead of removing it.
1175 2012-11-26 Richard Biener <rguenther@suse.de>
1177 Backport from mainline
1178 2012-10-19 Richard Biener <rguenther@suse.de>
1180 PR tree-optimization/54976
1181 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1182 Robustify against odd inner_mode inputs.
1184 2012-10-12 Richard Biener <rguenther@suse.de>
1186 PR tree-optimization/54894
1187 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1188 Handle over-aligned scalar types properly.
1190 2012-10-02 Richard Guenther <rguenther@suse.de>
1193 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1194 cleaning up the CFG.
1196 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1198 Backport from mainline
1199 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1201 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1202 explaining the register ordering preferences.
1204 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1205 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1206 constraints so that the traditional floating point loads, stores,
1207 and moves are done first, then the VSX loads, stores, and moves,
1208 and finally the GPR loads, stores, and moves so that reload
1209 chooses FPRs over GPRs, and uses the traditional load/store
1210 instructions which provide an offset.
1211 (movdf_hardfloat64): Likewise.
1213 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1215 Backported from mainline
1216 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1217 H.J. Lu <hongjiu.lu@intel.com>
1220 * config/i386/i386.c (legitimize_pic_address): Properly handle
1222 (ix86_print_operand_address): Set code to 'k' when forcing
1223 addr32 prefix. For x32, zero-extend negative displacement if
1226 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1228 * common.opt (fvar-tracking-uninit): Document.
1229 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1230 * config/darwin.c (darwin_override_options): Likewise.
1232 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1234 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1235 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1237 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1239 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1241 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1243 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1246 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1248 Backport from mainline
1249 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1251 * config/i386/i386.c (ix86_init_machine_status): Do not
1252 explicitly clear tls_descriptor_call_expanded_p again.
1254 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1256 * config/i386/sse.md
1257 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1258 as read and written by the instruction.
1260 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1263 (ix86_instantiate_decls): New function.
1264 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1265 stack slot instead of SLOT_VIRTUAL.
1266 <case IX86_BUILTIN_STMXCSR>: Ditto.
1267 (assign_386_stack_local): Do not assert when virtual slot is valid.
1268 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1269 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1270 (truncxf<mode>2): Ditto.
1271 (floatunssi<mode>2): Ditto.
1272 (isinf<mode>2): Ditto.
1273 * config/i386/sync.md (atomic_load<mode>): Ditto.
1274 (atomic_store<mode>): Ditto.
1276 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1279 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1280 the argument is itself a conditional expression.
1282 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1284 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1287 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1289 PR tree-optimization/54986
1290 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1291 conversions on entry but add them back on exit if needed.
1293 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1296 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1298 (print_reg): Use true_regnum rather than REGNO.
1299 (ix86_print_operand_address): Remove SUBREG handling.
1301 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1303 Backported from mainline
1304 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1307 * gimple.h (is_gimple_sizepos): New inline function.
1308 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1309 final assignment to expr variable.
1310 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1311 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1312 into a local temporary.
1314 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1316 PR tree-optimization/54877
1317 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1318 use make_ssa_name instead of copy_ssa_name.
1320 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1322 Backport from mainline
1323 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1325 PR tree-optimization/53708
1326 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1327 user-supplied alignment when used with an explicit section name.
1329 2012-11-02 Jeff Law <law@redhat.com>
1331 PR tree-optimization/54985
1332 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1333 from thread_across_edge.
1334 (thread_across_edge): Use it in all cases where we might thread
1337 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1339 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1340 special register pushes before frame probing and allocation.
1342 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1343 Joel Sherrill <joel.sherrill@oarcorp.com>
1345 * config/sparc/t-rtems: New (Custom multilibs).
1346 * config/sparc/t-rtems-64: New (Custom multilibs).
1347 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1348 (sparc-*-rtems*): Add sparc/t-rtems.
1350 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1352 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1354 (hash_rtx): Likewise.
1356 2012-10-29 Terry Guo <terry.guo@arm.com>
1358 Backport from mainline
1359 2012-10-11 Terry Guo <terry.guo@arm.com>
1361 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1363 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1366 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1368 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1369 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1371 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1373 * config/avr/t-rtems: Revert previous commit.
1375 2012-10-26 Terry Guo <terry.guo@arm.com>
1377 Backport from mainline
1378 2012-10-23 Terry Guo <terry.guo@arm.com>
1381 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1384 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1386 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1388 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1390 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1392 * config.gcc (microblaze*-*-rtems*): New target.
1393 * config/microblaze/rtems.h: New.
1394 * config/microblaze/t-rtems: New.
1396 2012-10-25 Richard Biener <rguenther@suse.de>
1398 PR tree-optimization/54902
1399 * tree-ssa-pre.c (fini_pre): Return TODO.
1400 (execute_pre): Adjust.
1401 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1402 blocks before computing dominators.
1404 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1406 Backport from mainline
1407 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1409 * config/i386/i386.c (memory_address_length): Assert that non-null
1410 base or index RTXes are registers. Do not check for REG RTXes.
1411 Determine addr32 prefix using SImode_address_operand or
1412 from original base and index RTXes. Simplify code.
1414 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1416 * config/i386/i386-protos.h (memory_address_length): Add new bool
1417 argument. Update all uses.
1418 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1419 add length of addr32 prefix based on mode of base or index register.
1420 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1421 addresses here. Update call to memory_address_length.
1422 (ix86_print_address_operand): Use SImode_address_operand predicate.
1423 * config/i386/predicates.md (SImode_address_operand): New.
1424 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1425 to calculate "mode" attribute. Use SImode_address_operand predicate
1426 instead of open-coding accepted RTX codes.
1428 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1430 Backport from 2012-10-22 trunk r192685.
1431 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1432 Note __AVR_<device>__ is not defined for cores.
1433 Don't point to --help=target.
1434 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1436 2012-10-19 Marek Polacek <polacek@redhat.com>
1438 Backported from mainline
1439 2012-10-19 Marek Polacek <polacek@redhat.com>
1442 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1443 pointer/non-pointer comparison.
1445 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1447 Backported from mainline
1448 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1451 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1452 sure the mode is correct when falling through from above cases.
1454 2012-10-19 Alan Modra <amodra@gmail.com>
1456 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1457 (HAVE_LD_LARGE_TOC): Likewise.
1458 * configure: Regenerate.
1460 2012-10-19 Alan Modra <amodra@gmail.com>
1462 * config/rs6000/predicates.md (splat_input_operand): Don't call
1463 input_operand for MEMs. Instead check for volatile and call
1464 memory_address_addr_space_p with modified mode.
1466 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1468 Backported from mainline
1469 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1471 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
1473 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
1475 PR rtl-optimization/54870
1476 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
1477 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
1478 SSA_NAME pointer that points to a partition if there is at least
1479 one variable with it set in the partition.
1480 * dse.c (local_variable_can_escape): New predicate.
1481 (can_escape): Call it.
1482 * gimplify.c (mark_addressable): If this is a partitioned decl, also
1483 mark the SSA_NAME pointer that points to a partition.
1485 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1487 Backport from mainline
1488 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
1490 PR rtl-optimization/53701
1491 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
1492 rocess not only expr's vinsns but all old vinsns from expr's
1495 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
1497 Backport from mainline
1498 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
1501 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
1503 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
1504 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
1505 only if producer writes to the register given by regno.
1507 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
1509 Backport from mainline
1510 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
1512 * config/i386/sse.md (UNSPEC_MOVU): Remove.
1513 (UNSPEC_LOADU): New.
1514 (UNSPEC_STOREU): Ditto.
1515 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
1516 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
1517 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
1518 (<sse2>_movdqu<avxsizesuffix>): Split to ...
1519 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
1520 (<sse2>_storedqu<avxsizesuffix>): ... this.
1521 (*sse4_2_pcmpestr_unaligned): Update.
1522 (*sse4_2_pcmpistr_unaligned): Ditto.
1524 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
1525 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
1526 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
1527 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
1528 gen_sse2_load{dqu,upd} to load from unaligned memory and
1529 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
1531 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
1532 Use CODE_FOR_sse_loadups.
1533 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
1534 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
1535 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
1536 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
1537 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
1538 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
1539 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
1540 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
1541 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
1542 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
1543 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
1545 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
1547 Backport from trunk (r190222):
1549 PR tree-optimization/54146
1550 * ifcvt.c: Include pointer-set.h.
1551 (cond_move_process_if_block): Change type of then_regs and
1552 else_regs from alloca'd array to pointer_sets.
1553 (check_cond_move_block): Update for this change.
1554 (cond_move_convert_if_block): Likewise.
1555 * Makefile.in: Fix dependencies for ifcvt.o.
1557 2012-10-15 Richard Guenther <rguenther@suse.de>
1559 PR tree-optimization/54920
1560 * tree-ssa-pre.c (create_expression_by_pieces): Properly
1561 allocate temporary storage for all NARY elements.
1563 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
1566 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
1568 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
1570 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
1571 default_use_cxa_atexit to yes.
1573 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1575 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
1577 2012-10-05 Jan Hubicka <jh@suse.cz>
1578 Jakub Jelinek <jakub@redhat.com>
1580 PR tree-optimization/33763
1581 * tree-inline.c (expand_call_inline): Silently ignore always_inline
1582 attribute for redefined extern inline functions.
1584 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
1586 Backported from mainline
1587 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
1589 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
1590 in SSE and YMM state support check for -march=native.
1592 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
1595 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
1598 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1600 Backported from mainline
1601 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1604 * doc/invoke.texi: Document -mprefer-avx128.
1606 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1608 Backported from mainline
1609 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
1612 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
1613 (XSTATE_FP): Likewise.
1614 (XSTATE_SSE): Likewise.
1615 (XSTATE_YMM): Likewise.
1616 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
1617 SSE and YMM states aren't supported.
1619 2012-10-01 Tom de Vries <tom@codesourcery.com>
1621 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
1624 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1627 * config/s390/s390.c (s390_option_override): Add missing break.
1629 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1631 Backport from mainline
1632 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
1634 * config.gcc: Replace 'host' with 'target' when configuring for
1635 powerpc64*-*-freebsd.
1637 2012-09-28 Meador Inge <meadori@codesourcery.com>
1639 Backport from mainline
1640 2012-09-27 Meador Inge <meadori@codesourcery.com>
1642 * gcc-ar.c (main): Handle the returning of the sub-process error
1645 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
1647 Backport from 2012-09-28 trunk r191821.
1648 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
1650 2012-09-27 Jakub Jelinek <jakub@redhat.com>
1653 * simplify-rtx.c (simplify_binary_operation_1): Perform
1654 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
1656 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
1658 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
1659 TYPE_NONALIASED_COMPONENT flag.
1660 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
1661 TYPE_NONALIASED_COMPONENT flag.
1663 2012-09-21 Richard Guenther <rguenther@suse.de>
1666 Backport from mainline
1667 2012-04-19 Richard Guenther <rguenther@suse.de>
1669 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1672 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1675 * c-typeck.c (c_cast_expr): When casting to a type requiring
1676 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
1679 2012-09-20 Joseph Myers <joseph@codesourcery.com>
1682 * c-typeck.c (build_unary_op): Pass original argument of
1683 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
1684 any C_MAYBE_CONST_EXPR, if it has integer operands.
1685 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
1686 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
1687 to c_objc_common_truthvalue_conversion, then remove any
1688 C_MAYBE_CONST_EXPR, if they have integer operands. Use
1689 c_objc_common_truthvalue_conversion not
1690 c_common_truthvalue_conversion.
1691 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
1692 call note_integer_operands for arguments with integer operands
1693 that are not integer constants.
1695 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1697 Backported from mainline
1698 2012-09-17 Jakub Jelinek <jakub@redhat.com>
1700 PR tree-optimization/54563
1701 * tree-ssa-math-opts.c (execute_cse_sincos): Call
1702 gimple_purge_dead_eh_edges if last call has been changed.
1704 2012-09-14 Jakub Jelinek <jakub@redhat.com>
1707 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
1708 instead of (match_dup 0) as second argument to vec_merge.
1709 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
1710 Remove third alternative.
1711 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
1712 operand 2 instead of operand 1, but put it as first argument
1714 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
1715 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
1718 2012-09-20 Jakub Jelinek <jakub@redhat.com>
1720 * BASE-VER: Set to 4.7.3.
1721 * DEV-PHASE: Set to prerelease.
1723 2012-09-20 Release Manager
1725 * GCC 4.7.2 released.
1727 2012-09-15 Andi Kleen <ak@linux.intel.com>
1729 Backport from mainline
1730 2012-09-07 Andi Kleen <ak@linux.intel.com>
1732 * gcc/lto-streamer.h (res_pair): Add.
1733 (lto_file_decl_data): Replace resolutions with respairs.
1735 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
1736 Initialize respairs.
1737 (lto_file_finalize): Set up resolutions vector lazily from respairs.
1739 2012-09-14 Walter Lee <walt@tilera.com>
1741 Backport from mainline.
1742 2012-09-14 Walter Lee <walt@tilera.com>
1744 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
1745 option for TILEPro and TILE-Gx.
1747 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.h (x86_prefetchw): New global variable.
1750 (TARGET_PREFETCHW): New macro.
1751 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
1752 (processor_alias_table): Add PTA_PREFETCHW to
1753 bdver1, bdver2 and btver1.
1754 (ix86_option_override_internal): Set x86_prefetchw for
1755 PTA_PREFETCHW targets.
1756 * config/i386/i386.md (prefetch): Expand to prefetchw
1757 for TARGET_PREFETCHW.
1758 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
1760 Backport from mainline
1761 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
1763 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
1764 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
1766 (*prefetch_sse): ... this.
1767 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
1769 (*prefetch_3dnow): ... this.
1771 2012-09-13 Jakub Jelinek <jakub@redhat.com>
1774 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
1775 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
1777 2012-09-12 Teresa Johnson <tejohnson@google.com>
1779 Backport from mainline.
1780 2012-09-12 Teresa Johnson <tejohnson@google.com>
1782 PR gcov-profile/54487
1783 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
1784 test using F_SETLKW with fcntl.
1785 * configure, config.in: Regenerate.
1787 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
1789 Backport from mainline
1790 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
1792 * config/i386/i386.md : Comments on fma4 instruction selection
1793 reflect requirement on register pressure based cost model.
1795 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
1796 flag is set-reset as informed by the cpuid flag.
1798 * config/i386/i386.c (processor_alias_table): fma4
1799 flag is enabled for bdver2.
1801 2012-09-12 Christian Bruel <christian.bruel@st.com>
1803 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
1805 2012-09-12 Jakub Jelinek <jakub@redhat.com>
1807 * config.gcc: Obsolete picochip-*.
1809 2012-09-11 Richard Guenther <rguenther@suse.de>
1812 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
1813 on flag_toplevel_reorder.
1815 2012-09-10 Richard Henderson <rth@redhat.com>
1817 * config/alpha/predicates.md (small_symbolic_operand): Disallow
1820 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
1822 Backport from 2012-09-10 mainline r191132.
1825 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
1827 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
1830 * tree-sra.c (disqualify_base_of_expr): Check for possible
1831 NULL_TREE returned by get_base_address()
1833 2012-09-07 Richard Guenther <rguenther@suse.de>
1835 Backport from mainline
1836 2012-06-26 Jan Hubicka <jh@suse.cz>
1839 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
1842 2012-09-07 Richard Guenther <rguenther@suse.de>
1844 Backport from mainline
1845 2012-07-13 Richard Guenther <rguenther@suse.de>
1847 PR tree-optimization/53922
1848 * tree-vrp.c (value_inside_range): Change prototype to take
1849 min/max instead of value-range.
1850 (range_includes_zero_p): Likewise. Return the result from
1852 (extract_range_from_binary_expr_1): Adjust to handle dont-know
1853 return value from range_includes_zero_p.
1854 (extract_range_from_unary_expr_1): Likewise.
1855 (compare_range_with_value): Likewise.
1856 (vrp_meet_1): Likewise.
1858 2012-09-07 Richard Guenther <rguenther@suse.de>
1861 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
1862 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
1863 arguments separately.
1865 2012-09-07 Jakub Jelinek <jakub@redhat.com>
1867 Backported from mainline
1868 2012-09-06 Jakub Jelinek <jakub@redhat.com>
1870 PR rtl-optimization/54455
1871 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
1872 bb ends up with asm goto referencing bb's label.
1874 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1876 Backport from mainline.
1877 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1878 Richard Earnshaw <richard.earnshaw@arm.com>
1881 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
1882 element size. Use elem_type from the formal parameter. New parameter
1884 (neon_expand_args): Adjust call to neon_dereference_pointer.
1886 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1888 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
1889 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
1891 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
1893 Backport from mainline
1894 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
1896 * config/i386/i386.md (isa): Add fma and fma4.
1897 (enabled): Handle fma and fma4.
1898 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
1899 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
1900 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
1901 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
1902 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
1903 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
1905 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
1907 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
1908 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
1909 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
1911 2012-09-06 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/54498
1914 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
1915 abort when reaching an already visited region.
1916 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
1917 (get_continuation_for_phi_1): Likewise.
1918 (walk_non_aliased_vuses): When we translated the reference,
1919 abort when we re-visit a region.
1920 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
1922 2012-09-06 Andrew Pinski <apinski@cavium.com>
1925 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
1927 2012-09-05 Jakub Jelinek <jakub@redhat.com>
1930 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
1931 build_int_cst with size_type_node instead of size_int.
1933 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
1935 Backport from 2012-09-05 mainline r190697.
1938 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
1939 configured --with-avrlibc.
1940 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
1942 * config/avr/avrlibc.h: New file.
1943 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
1944 configured --with-avrlibc.
1945 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
1947 2012-09-05 Bin Cheng <bin.cheng@arm.com>
1949 Backport from 2012-09-04 mainline r190919
1952 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
1953 of size less than 4 bytes by using macro ARM_NUM_INTS.
1954 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
1956 2012-09-04 Richard Henderson <rth@redhat.com>
1958 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
1960 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
1962 Backport from 2012-09-04 mainline r190920
1965 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
1967 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1969 Backport from 2012-09-04 mainline r190914
1972 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
1974 (avr_allocate_stack_slots_for_args): ...this new static function.
1976 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
1978 Backported from mainline
1979 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
1982 * doc/invoke.texi: Add -da and remove -dm.
1984 2012-09-03 Jakub Jelinek <jakub@redhat.com>
1986 Backported from mainline
1987 2012-09-01 Jakub Jelinek <jakub@redhat.com>
1990 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
1991 operands[1] is CONST_INT_P, convert it to QImode before printing.
1993 2012-08-31 Jakub Jelinek <jakub@redhat.com>
1996 * c-convert.c (convert): Don't call fold_convert_loc if
1997 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
1998 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
1999 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2001 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2004 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2005 if init is a CONSTRUCTOR.
2007 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2009 PR rtl-optimization/54369
2010 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2011 calling dbr_schedule.
2012 * config/sparc/sparc.c (sparc_reorg): Likewise.
2014 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2016 Backport from mainline
2017 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2019 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2020 case for Atom processor.
2022 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2024 Backport from mainline
2025 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2028 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2029 true for TARGET_64BIT or !flag_pic.
2030 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2031 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2032 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2033 Add insn constraint. Conditionally emit xchg asm insns.
2034 (atomic_compare_and_swap<mode>): Update calls. Check only
2035 cmpxchg8b_pic_memory_operand in memory address fixup.
2037 (CASHMODE): Rename from DCASHMODE.
2038 (doublemodesuffix): Update modes.
2039 (regprefix): New mode attribute.
2041 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2042 <UNSPECV_CMPXCHG>: New constant.
2043 (atomic_compare_and_swap<mode>_1): Rename from
2044 atomic_compare_and_swap_single<mode>. Update calls and
2045 unspec_volatile constants.
2046 (atomic_compare_and_swap<mode>_doubleword): Rename from
2047 atomic_compare_and_swap_double<mode>. Update calls and
2048 unspec_volatile constants.
2050 2012-08-28 Walter Lee <walt@tilera.com>
2052 Backport from mainline
2053 2012-08-28 Walter Lee <walt@tilera.com>
2055 * confg/tilegx/tilegx.md: Fix code style.
2056 (*zero_extendsidi_truncdisi): Fix typo.
2057 * config/tilegx/tilegx.c: Fix code style.
2058 (tilegx_function_profiler): Fix typo.
2060 2012-08-27 Walter Lee <walt@tilera.com>
2062 Backport from mainline
2063 2012-08-27 Walter Lee <walt@tilera.com>
2065 * doc/md.texi (TILE-Gx): Fix typo.
2067 2012-08-27 Walter Lee <walt@tilera.com>
2069 Backport from mainline
2070 2012-08-27 Walter Lee <walt@tilera.com>
2072 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2073 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2075 2012-08-27 Walter Lee <walt@tilera.com>
2077 Backport from mainline
2078 2012-08-27 Walter Lee <walt@tilera.com>
2080 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2081 (insn_bfins): Delete.
2083 2012-08-27 Walter Lee <walt@tilera.com>
2085 Backport from mainline
2086 2012-08-27 Walter Lee <walt@tilera.com>
2088 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2089 atomic_exchange_bare<mode>,
2090 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2091 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2092 * config/tilegx/tilegx.md (type): Add X1_remove.
2093 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2094 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2095 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2098 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2100 PR rtl-optimization/54088
2101 * jump.c (delete_related_insns): Robustify latest change.
2103 2012-08-21 Richard Guenther <rguenther@suse.de>
2105 Backport from mainline
2106 2012-08-16 Richard Guenther <rguenther@suse.de>
2109 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2111 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2112 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2113 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2114 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2115 (tree_ssa_lim_finalize): Free all mem_refs.
2116 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2117 scc when bailing out.
2118 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2119 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2120 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2121 FOR_EACH_LOOP_BREAK.
2123 2012-08-17 Richard Guenther <rguenther@suse.de>
2125 * tree-sra.c (modify_function): Free redirect_callers vector.
2126 * ipa-split.c (split_function): Free args_to_pass vector.
2127 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2129 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2130 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2131 (vect_analyze_slp_instance): Free everything.
2132 (destroy_bb_vec_info): Free the SLP instances.
2134 2012-08-17 Richard Guenther <rguenther@suse.de>
2136 * params.def (integer-share-limit): Decrease from 256 to 251,
2139 2012-08-21 Richard Guenther <rguenther@suse.de>
2141 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2142 the affine expansion cache.
2144 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2146 Backported from trunk
2147 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2150 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2152 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2154 Backport from mainline.
2155 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2158 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2159 mark as predicable. Adjust asm template.
2160 (vec_setv2di_internal): Likewise.
2161 (vec_extract<mode> VD, VQ): Likewise.
2162 (vec_extractv2di): Likewise.
2163 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2164 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2165 (neon_vdup_n<mode> VX, V32): Likewise.
2166 (neon_vdup_nv2di): Likewise.
2168 2012-08-17 Walter Lee <walt@tilera.com>
2170 Backport from mainline
2171 2012-08-17 Walter Lee <walt@tilera.com>
2173 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2174 (FEEDBACK_ENTER): Define.
2175 (FEEDBACK_REENTER): Define.
2176 (FEEDBACK_ENTRY): Define.
2177 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2178 (FEEDBACK_ENTER): Define.
2179 (FEEDBACK_REENTER): Define.
2180 (FEEDBACK_ENTRY): Define.
2182 2012-08-16 Walter Lee <walt@tilera.com>
2184 Backport from mainline
2185 2012-08-16 Walter Lee <walt@tilera.com>
2187 * config.gcc (tilegx-*-linux*): Add feedback.h.
2188 (tilepro-*-linux*): Likewise.
2189 * config/tilegx/feedback.h: New file.
2190 * config/tilepro/feedback.h: New file.
2192 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2194 Backport from mainline r189840 and r187586:
2195 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2197 * config/i386/i386.md (stack_protect_set): Disable the pattern
2198 for Android since Android libc (bionic) does not provide random
2199 value for stack protection guard at gs:0x14. Guard value
2200 will be provided from external symbol (default implementation).
2201 (stack_protect_set_<mode>): Likewise.
2202 (stack_protect_test): Likewise.
2203 (stack_protect_test_<mode>): Likewise.
2204 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2205 not have Bionic by default
2206 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2207 Macro OPTION_BIONIC is defined in this file and provides Bionic
2208 accessibility status
2210 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2212 * configure.ac: Stack protector enabling for Android targets.
2213 * configure: Regenerate.
2215 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2217 Backported from trunk
2218 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2220 PR rtl-optimization/53942
2221 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2222 directly from likely spilled non-fixed hard registers, move them
2225 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2228 (xop_phaddubq): Ditto.
2230 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2232 Backport from mainline
2233 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2234 Richard Earnshaw <rearnsha@arm.com>
2236 * target.def (vector_alignment): New target hook.
2237 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2238 * doc/tm.texi: Regenerate.
2239 * targhooks.c (default_vector_alignment): New function.
2240 * targhooks.h (default_vector_alignment): Add prototype.
2241 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2242 * config/arm/arm.c (arm_vector_alignment): New function.
2243 (TARGET_VECTOR_ALIGNMENT): Define.
2245 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2246 vector type alignment instead of size.
2247 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2248 element type size directly instead of computing it from alignment.
2249 Fix variable naming and comment.
2251 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2253 Backport from mainline
2254 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2256 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2257 (alpha_pad_function_end): ... this. Also insert NOP between
2258 sibling call and GP load.
2259 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2261 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2263 Backport from mainline
2264 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2265 H.J. Lu <hongjiu.lu@intel.com>
2267 PR rtl-optimization/54157
2268 * combine.c (gen_lowpart_for_combine): Don't return identity
2269 for CONST or symbolic reference.
2271 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2273 Backport from mainline
2274 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2276 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2277 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2278 split_cost argument signed.
2279 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2280 (ix86_avoid_lea_for_addr): Ditto.
2282 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2284 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2285 the address has less than two components.
2287 2012-08-02 Steve Ellcey <sellcey@mips.com>
2289 Backport from mainline
2290 2012-07-19 Steve Ellcey <sellcey@mips.com>
2292 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2295 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2297 Backport from mainline
2298 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2301 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2302 negative constant address for TARGET_X32 ...
2303 (ix86_decompose_address): ... here. Reject constant addresses
2304 that don't satisfy x86_64_immediate_operand predicate.
2306 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2309 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2310 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2311 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2312 addresses. Prevent zero extensions of CONST_INT operands.
2314 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2317 * config/i386/i386.md (*lea): New insn pattern.
2319 (*lea<mode>_2): Ditto.
2320 (*lea_{3,4,5,6}_zext): Ditto.
2321 * config/i386/predicates.md (lea_address_operand): Do not reject
2322 zero-extended address operands.
2323 * config/i386/constraints.md (j): Remove address constraint.
2324 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2326 (ix86_print_operand_address): Handle SImode subreg of an address.
2327 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2329 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2331 Backport from mainline
2332 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2336 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2338 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2339 (*movdi_internal_rex64): Use %E operand modifier for lea.
2340 (*movsi_internal): Ditto.
2342 (*lea<mode>_2): Ditto.
2343 (*lea_{3,4,5,6}_zext): Ditto.
2344 (*tls_global_dynamic_32_gnu): Ditto.
2345 (*tls_global_dynamic_64): Ditto.
2346 (*tls_dynamic_gnu2_lea_32): Ditto.
2347 (*tls_dynamic_gnu2_lea_64): Ditto.
2348 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2350 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2352 Backport from mainline
2353 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2355 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2357 (ix86_print_operand_address): Assert that parts.base and parts.index
2358 are non-NULL after call to simplify_subreg.
2360 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2363 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2365 * config/sh/sh.c (sh_option_override): Do not change
2366 flag_finite_math_only. Set TARGET_IEEE to complement of
2367 flag_finite_math_only.
2368 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2369 description of mieee and mno-ieee behavior.
2371 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2374 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2375 (_lzcnt_u64): Ditto.
2377 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2379 Backport from mainline
2380 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2382 PR rtl-optimization/52250
2383 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2384 to put note list into. Unconditionally call move_bb_info.
2385 (move_bb_info): Do not assert the blocks being in the same region,
2386 just drop the note list if they are not.
2388 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2390 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2392 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2394 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2395 defining statement is a SSA name that occurs in abnormal PHIs.
2397 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2399 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2402 2012-07-19 Richard Guenther <rguenther@suse.de>
2403 Eric Botcazou <ebotcazou@adacore.com>
2405 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2406 about transition from invariant to known bits.
2407 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2409 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2412 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2413 (cleanup_tree_cfg_bb): Don't call it.
2414 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2417 2012-07-19 Christian Bruel <christian.bruel@st.com>
2420 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2422 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2424 * config.gcc (v850-*-rtems*): New target.
2425 * config/v850/rtems.h: New.
2426 * config/v850/t-rtems: New.
2428 2012-07-18 Nick Clifton <nickc@redhat.com>
2430 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2432 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2436 Backport from mainline
2437 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2440 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2441 instead expand it as zero extension.
2443 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2446 QImode and HImode splitters. Use ix86_comparison_operator.
2447 Explicitly match FLAGS_REG.
2448 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2450 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2451 Steven Bosscher <steven@gcc.gnu.org>
2452 Bernd Schmidt <bernds@codesourcery.com>
2454 PR rtl-optimization/53908
2455 * df-problems.c (can_move_insns_across): When doing
2456 memory-reference book-keeping, handle call insns.
2458 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2460 Backport from mainline
2461 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2464 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2465 sibcall_insn_operand. Move it to a temporary register if not.
2467 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2470 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2471 emit PIC sequence for fnaddr symbol reference in advance.
2473 2012-07-09 Jason Merrill <jason@redhat.com>
2476 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
2477 (type_hash_eq): Likewise.
2480 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2482 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
2484 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
2485 due to negative shift amount.
2487 2012-07-06 Kai Tietz <ktietz@redhat.com>
2489 Backport from mainline.
2491 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
2492 as "/mingw/include".
2494 2012-07-06 Nick Clifton <nickc@redhat.com>
2496 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2497 default_encode_section_info.
2499 2012-07-06 Richard Guenther <rguenther@suse.de>
2501 Backport from mainline
2502 2012-03-30 Richard Guenther <rguenther@suse.de>
2505 * double-int.c (rshift_double): Remove not needed cast.
2507 2012-03-28 Richard Guenther <rguenther@suse.de>
2510 * double-int.h (rshift_double): Remove.
2511 * double-int.c (lshift_double): Use absu_hwi to make count
2513 (rshift_double): Make static, take unsigned count argument,
2514 remove handling of negative count argument.
2515 (double_int_rshift): Dispatch to lshift_double.
2517 2012-07-06 Richard Guenther <rguenther@suse.de>
2519 Backport from mainline
2520 2012-06-18 Richard Guenther <rguenther@suse.de>
2522 PR tree-optimization/53693
2523 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
2524 Reject operands with more than one use.
2526 2012-07-06 Richard Guenther <rguenther@suse.de>
2528 Backport from mainline
2529 2012-04-11 Richard Guenther <rguenther@suse.de>
2532 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2533 consider loop nesting.
2534 (evolution_function_is_univariate_p): Properly check the remainder
2537 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
2539 Backport from mainline
2540 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
2542 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2543 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
2544 (adjacent_mem_locations): Move some code to and call...
2545 (get_memref_parts): ...new function.
2546 (mem_locations_overlap): New function.
2547 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
2548 (is_mem_ref): Rename to...
2549 (find_mem_ref): ...this. Return MEM rtx.
2550 (get_store_dest): Remove function.
2551 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
2552 new parameter and adjust calls.
2553 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
2554 mem refs overlap for true_store_to_load_dep_costly.
2555 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
2556 passed to adjacent_mem_locations.
2557 (is_costly_group): Walk resolved dependency list.
2558 (force_new_group): Emit group ending nop for Power6/Power7.
2559 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
2560 (group_ending_nop): New define_insn.
2562 2012-07-04 Richard Guenther <rguenther@suse.de>
2565 * gimple-fold.c (get_base_constructor): Do not return an
2566 error_mark_node DECL_INITIAL.
2568 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
2570 Backport from mainline
2571 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
2574 code model string in the error message.
2576 2012-07-04 Tristan Gingold <gingold@adacore.com>
2578 Backport from mainline.
2579 2012-06-25 Tristan Gingold <gingold@adacore.com>
2581 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
2582 (seh_cfa_adjust_cfa): ... that function.
2583 (seh_emit_stackalloc): Do not emit out of range values.
2584 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
2585 UNSPEC_DEF_CFA constants.
2586 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
2587 * config/i386/i386.c (ix86_frame_pointer_required): Required
2588 for very large frames on SEH target.
2589 (ix86_compute_frame_layout): Save area is before frame pointer
2590 on SEH target. Handle very large frames.
2591 (ix86_expand_prologue): Likewise.
2593 2012-07-04 Richard Guenther <rguenther@suse.de>
2595 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
2596 as in free_lang_data_in_type.
2598 2012-07-02 Martin Jambor <mjambor@suse.cz>
2600 Backport from mainline.
2601 2012-07-02 Martin Jambor <mjambor@suse.cz>
2604 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
2605 dynamic type change check.
2607 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
2609 * tree-eh.c (lower_try_finally_switch): Really put the location of the
2610 last statement of the finally block onto the switch.
2612 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2614 * configure: Regenerate.
2616 Backport from mainline.
2617 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2619 * config.gcc (target_type_format_char): New. Document it. Set it for
2621 * configure.ac (gnu_unique_option): Use target_type_format_char
2622 in test. Comment rationale.
2624 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2626 Backport from mainline.
2627 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2629 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2631 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
2633 Backport from 2012-06-28 mainline r189049
2636 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
2637 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
2638 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2639 avr_hard_regno_call_part_clobbered.
2641 2012-06-28 Richard Guenther <rguenther@suse.de>
2644 * expr.c (expand_expr_real_1): Verify if the type is complete
2645 before inspecting its size.
2647 2012-06-27 Nick Clifton <nickc@redhat.com>
2649 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
2652 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
2655 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
2657 2012-06-26 Nick Clifton <nickc@redhat.com>
2659 * config/rx/rx.md (simple_return): Use the simple_return rtx.
2661 2012-06-25 Jakub Jelinek <jakub@redhat.com>
2664 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
2665 of x x x in the vmovlps load alternative.
2667 2012-06-22 Richard Guenther <rguenther@suse.de>
2669 * gcov-iov.c: Include bconfig.h and system.h.
2671 2012-06-22 Richard Guenther <rguenther@suse.de>
2673 PR gcov-profile/53744
2674 * gcov-iov.c (main): Treat "" and "prerelease" the same.
2676 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
2678 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
2679 DECL_IGNORED_P non-reg vars even if they are used.
2681 2012-06-19 Jason Merrill <jason@redhat.com>
2684 * dwarf2out.c (modified_type_die): Use scope_die_for.
2685 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
2686 (uses_local_type_r, uses_local_type): New.
2687 (scope_die_for): Keep a type that uses a local type in local scope.
2688 Use get_context_die for namespace and type scope.
2690 2012-06-19 Richard Guenther <rguenther@suse.de>
2693 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
2694 replace it with the first non-BLOCK context.
2696 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
2698 PR rtl-optimization/53700
2700 Backport from mainline
2701 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2703 * ira-color.c (setup_left_conflict_sizes_p): Process all
2704 conflicting objects.
2706 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2708 Backport from mainline
2709 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
2712 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
2713 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
2714 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
2715 instead of xop_mulv2div2di3_low.
2716 (xop_p<macs>dql): Fix vec_select selector.
2717 (xop_p<macs>dqh): Ditto.
2718 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
2719 (xop_mulv2div2di3_high): Ditto.
2721 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2723 Backport from mainline:
2724 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
2726 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
2728 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2730 Backport from mainline:
2731 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2733 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
2734 * config/pa/pa.c (pa_attr_length_millicode_call): Use
2735 MAX_PCREL17F_OFFSET instead of fixed offset.
2736 (pa_attr_length_call): Likewise.
2737 (pa_attr_length_indirect_call): Likewise.
2739 2012-06-15 Walter Lee <walt@tilera.com>
2741 Backport from mainline:
2742 2012-06-15 Walter Lee <walt@tilera.com>
2744 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
2746 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2748 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
2750 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
2752 Backport from mainline:
2754 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2755 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
2756 * gimple.h (block_in_transaction): Check for flag_tm.
2758 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
2760 PR tree-optimization/52558
2762 Backport from mainline:
2763 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
2764 * gimple.h (gimple_set_in_transaction): Remove.
2765 (gimple_in_transaction): Look in BB instead.
2766 (gimple_statement_base): Remove in_transaction field.
2767 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
2768 * trans-mem.c (compute_transaction_bits): Place transaction bit
2769 information into basic blocks.
2771 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
2773 PR tree-optimization/52558
2774 * cfg.c (alloc_aux_for_edge): Fix comment.
2775 (alloc_aux_for_edge): Remove static.
2776 * basic-block.h (alloc_aux_for_edge): Protoize.
2777 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
2778 (execute_sm_if_changed_flag): New.
2779 (execute_sm_if_changed_flag_set): New.
2780 (execute_sm): Do not generate data races unless requested.
2781 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
2782 (tree_ssa_lim_finalize): Call free_aux_for_edges.
2783 * gimple.h (block_in_transaction): New.
2784 (gimple_in_transaction): Use block_in_transaction.
2786 2012-06-14 Jakub Jelinek <jakub@redhat.com>
2788 Backported from mainline
2789 2012-06-12 Jakub Jelinek <jakub@redhat.com>
2791 PR rtl-optimization/53589
2792 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
2793 discovery even when e->dest != target. If any LABEL_REF points
2794 to e->dest label, redirect it to target's label.
2796 2012-06-07 Jakub Jelinek <jakub@redhat.com>
2799 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
2800 returns false, replace stmt with GIMPLE_NOP.
2801 (check_omp_nesting_restrictions): Instead of issuing warnings,
2802 issue errors and return false if any errors were reported.
2804 2012-06-14 Richard Guenther <rguenther@suse.de>
2806 * BASE-VER: Set to 4.7.2.
2807 * DEV-PHASE: Set to prerelease.
2809 2012-06-12 Christian Bruel <christian.bruel@st.com>
2812 * config/sh/sh.c (sh_option_override): Don't force
2813 flag_omit_frame_pointer and maccumulate_outgoing_args.
2814 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2816 2012-06-14 Release Manager
2818 * GCC 4.7.1 released.
2820 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
2822 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
2824 2012-06-13 Richard Henderson <rth@redhat.com>
2826 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
2827 iterator instead of INT.
2829 2012-06-08 Richard Henderson <rth@redhat.com>
2832 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
2833 note to a clobber insn when no other insn is available.
2835 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
2838 * doc/invoke.texi (Wenum-compare): Update documentation.
2840 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
2843 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
2845 (altivec_stvlxl): Ditto.
2846 (altivec_stvrx): Ditto.
2847 (altivec_stvrxl): Ditto.
2849 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
2852 * trans-mem.c (expand_block_edges): Do not skip the first
2853 statement when resetting the BB.
2855 2012-06-04 Richard Guenther <rguenther@suse.de>
2858 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
2859 create new assembler names.
2861 2012-06-04 Richard Guenther <rguenther@suse.de>
2863 Backport from mainline
2864 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2867 * stor-layout.c (get_best_mode): Don't return mode with bitsize
2868 larger than maxbits. Don't compute maxbits modulo align.
2869 Also check that unit bytes long store at bitpos / unit * unit
2870 doesn't affect bits beyond bitregion_end.
2871 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
2872 would not fit into bitregion_start ... bitregion_end + 1 bit
2874 (store_split_bit_field): Decrease unit close to end of bitregion_end
2875 if access is restricted in order to avoid mutual recursion.
2877 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
2879 Backport from 2012-06-04 mainline r188172
2882 * config/avr/avr-stdint.h: New file.
2883 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2886 2012-06-04 Jakub Jelinek <jakub@redhat.com>
2888 PR tree-optimization/53550
2889 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
2890 is POINTER_TYPE_P, use sizetype as step type instead of type.
2892 2012-06-04 Richard Guenther <rguenther@suse.de>
2893 Eric Botcazou <ebotcazou@adacore.com>
2895 Backport from mainline
2896 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2898 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2899 Change type of BITOFFSET to signed. Make sure the lower bound of
2900 the computed range is non-negative by adjusting OFFSET and BITPOS.
2901 (expand_assignment): Adjust call to get_bit_range.
2903 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
2905 * expr.c (get_bit_range): Return the null range if the enclosing record
2906 is part of a larger bit field.
2908 2012-03-20 Richard Guenther <rguenther@suse.de>
2910 * stor-layout.c (finish_bitfield_representative): Fallback
2911 to conservative maximum size if the padding up to the next
2912 field cannot be computed as a constant.
2913 (finish_bitfield_layout): If we cannot compute the distance
2914 between the start of the bitfield representative and the
2915 bitfield member start a new representative.
2916 * expr.c (get_bit_range): The distance between the start of
2917 the bitfield representative and the bitfield member is zero
2918 if the field offsets are not constants.
2920 2012-03-16 Richard Guenther <rguenther@suse.de>
2922 * stor-layout.c (finish_bitfield_representative): Fall back
2923 to the conservative maximum size if we cannot compute the
2924 size of the tail padding.
2926 2012-03-14 Richard Guenther <rguenther@suse.de>
2928 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
2929 * stor-layout.c (start_bitfield_representative): New function.
2930 (finish_bitfield_representative): Likewise.
2931 (finish_bitfield_layout): Likewise.
2932 (finish_record_layout): Call finish_bitfield_layout.
2933 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
2934 for QUAL_UNION_TYPE fields.
2935 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
2936 Stream DECL_BIT_FIELD_REPRESENTATIVE.
2937 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
2942 * expr.c (get_bit_range): Unconditionally extract bitrange
2943 from DECL_BIT_FIELD_REPRESENTATIVE.
2944 (expand_assignment): Adjust call to get_bit_range.
2946 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
2949 * fold-const.c (fold_binary_loc): Refine previous change.
2951 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2953 Backport from mainline
2954 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
2957 * config/sh/sh.c (find_barrier): Add equality check of last_got to
2958 avoid going above orig insn. Update comments.
2960 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2962 Backport from mainline
2963 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
2966 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
2967 prologue for unwinder and profiler.
2969 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2971 Backport from mainline
2972 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2974 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
2976 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2978 Backport from mainline
2979 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2981 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
2982 DBX_REGISTER_NUMBER.
2984 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
2986 Backport from mainline
2987 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
2989 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
2990 operand is CONST_INT. Take COSTS_N_INSNS into account.
2991 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2994 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
2996 * config/avr/avr.opt (-msp8): Document it.
2997 * doc/invoke.texi (AVR Options): Copy from trunk docu.
2999 2012-05-31 Richard Guenther <rguenther@suse.de>
3002 * expr.c (expand_assignment): Do not use movmisalign on
3005 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3008 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3009 (pa_section_type_flags): New.
3010 (pa_legitimate_constant_p): Revert previous change.
3012 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3014 Backport from mainline
3015 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3018 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3019 accessed indirectly.
3020 (ipa_tm_create_version): Same.
3022 2012-05-30 Jason Merrill <jason@redhat.com>
3025 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3026 about array compound literals.
3028 2012-05-30 Richard Guenther <rguenther@suse.de>
3031 * fold-const.c (fold_binary_loc): Make sure to call
3032 fold_plusminus_mult_expr with the original sign of operands.
3034 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3036 * explow.c (probe_stack_range): Restore simple control flow and stop
3037 again when the probe cannot be generated if HAVE_check_stack.
3039 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3041 PR rtl-optimization/53519
3042 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3043 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3045 2012-05-29 Richard Guenther <rguenther@suse.de>
3047 PR tree-optimization/53516
3048 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3050 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3052 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3054 Backport from mainline
3055 2012-05-28 Richard Guenther <rguenther@suse.de>
3057 PR tree-optimization/53438
3058 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3060 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3062 Backport from mainline
3063 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3065 PR rtl-optimization/52528
3066 * combine.c (can_combine_p): Add setting of subst_low_luid
3067 before call to expand_field_assignment().
3069 2012-05-26 Martin Jambor <mjambor@suse.cz>
3071 Backport from mainline
3072 2012-05-23 Martin Jambor <mjambor@suse.cz>
3074 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3076 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3079 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3080 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3082 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3085 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3086 (ix86_expand_vec_perm): Use int mode instead of float.
3088 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3091 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3092 gnu_ld variables to yes.
3093 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3094 (HAVE_GNU_AS): Likewise.
3095 * config.in: Regenerate.
3096 * configure: Likewise.
3098 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3100 Backport from mainline
3101 2012-03-12 Richard Guenther <rguenther@suse.de>
3102 * config/arm/arm.c (neon_dereference_pointer): Do not call
3103 covert during RTL expansion.
3105 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3107 Backport from mainline
3108 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3111 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3112 relied on signed overflow behavior.
3114 2012-05-24 Richard Guenther <rguenther@suse.de>
3117 * tree-profile.c (tree_profiling): Cleanup the CFG if
3118 execute_fixup_cfg requests it.
3120 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3122 PR tree-optimization/53465
3123 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3124 vr0 into *vr, then vrp_meet that.
3125 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3126 have any equivalences.
3127 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3130 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3132 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3134 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3135 (iterative_hash_gimple_type): Adjust comment.
3136 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3137 domain for an array type instead of the domain type itself.
3139 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3141 Backport from 2012-05-23 mainline r187803
3144 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3145 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3148 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3150 Backport from 2012-05-03 mainline r187075
3152 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3153 has_fma4 for AMD processors with both fma3 and fma4 support.
3155 2012-05-22 Richard Guenther <rguenther@suse.de>
3157 PR tree-optimization/53408
3158 * tree-vect-loop.c (vectorizable_induction): Properly check
3159 the restriction that we cannot handle induction results from
3160 the inner loop outside of the outer loop.
3162 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3164 PR tree-optimization/53436
3165 * omp-low.c (omp_build_component_ref): New function.
3166 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3168 PR tree-optimization/53366
3169 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3170 tests if complex_numbers == 2, but there are non-complex number loads
3173 PR tree-optimization/53409
3174 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3175 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3177 PR tree-optimization/53410
3178 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3179 instead of build_int_cst (type, 0) where vector types might be
3182 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3185 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3186 from folded operands before wrapping another around the
3187 conditional expression.
3189 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3190 Patrick Marlier <patrick.marlier@gmail.com>
3192 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3195 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3197 Backport from mainline
3198 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3201 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3202 (UNSPECV_RDRAND): This.
3203 (rdrand<mode>_1): Updated.
3205 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3207 Backport from mainline
3208 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3210 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3211 RDRND, F16C and FSGSBASE.
3213 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3215 Backport from mainline
3216 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3218 * tree-ssa-pre.c (can_value_number_call): Delete.
3219 (compute_avail): Skip all statements with side effects.
3220 <GIMPLE_CALL>: Skip calls to internal functions.
3222 2012-05-18 David S. Miller <davem@davemloft.net>
3224 Backport r185385 from mainline
3225 2012-03-14 Richard Guenther <rguenther@suse.de>
3228 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3229 element type instead of mode, use build_vector_type_for_mode
3230 instead of the langhook, build a vector of proper signedness.
3231 (expand_vector_operations_1): Adjust.
3233 2012-05-18 Olivier Hainque <hainque@adacore.com>
3235 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3236 $(libsubdir) as libexecsubdir.
3238 2012-05-16 Andrew Pinski <apinski@cavium.com>
3240 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3243 2012-05-16 David S. Miller <davem@davemloft.net>
3245 * jump.c (delete_related_insns): If we remove a CALL, make sure
3246 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3248 2012-05-16 Richard Henderson <rth@redhat.com>
3251 * combine-stack-adj.c (prev_active_insn_bb): New.
3252 (next_active_insn_bb): New.
3253 (force_move_args_size_note): New.
3254 (combine_stack_adjustments_for_block): Use it.
3256 2012-05-16 Olivier Hainque <hainque@adacore.com>
3258 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3259 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3260 Add comments and improve stamp preservation across the whole sequence.
3261 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3263 2012-05-16 Richard Guenther <rguenther@suse.de>
3265 PR tree-optimization/53364
3266 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3267 detect a view-conversion of the decl.
3269 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3272 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3273 that operands[2] is either immediate, or q_regs_operand.
3275 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3277 Backport r187139 from mainline.
3278 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3280 PR rtl-optimization/52804
3281 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3282 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3283 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3284 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3285 RELOAD_FOR_OUTADDR_ADDRESS.
3287 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3290 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3291 generate target register for "load" class builtins.
3294 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3297 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3298 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3299 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3300 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3301 (<sse>_movu<ssemodesuffix>): New expander.
3302 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3303 (avx_movdqu<avxmodesuffix>): New expander.
3304 (*sse2_movdqu): Rename from sse2_movdqu.
3305 (sse2_movdqu): New expander.
3307 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3309 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3310 lineno 1 the same as lineno 0 before first start file directive.
3311 (optimize_macinfo_range): Likewise.
3313 * dwarf2out.c (have_macinfo): Define.
3314 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3315 attribute, don't force empty compilation unit and don't emit any
3316 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3318 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3320 Backport from mainline
3321 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3323 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3324 ORDERED and UNORDERED conditions.
3326 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3328 * function.c (requires_stack_frame_p): If the function can throw
3329 non-call exceptions, return true if the insn can throw internally.
3331 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3333 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3334 DECL_ORIGINAL_TYPE if it is present.
3336 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3338 Backport from 2012-05-12 mainline r187342.
3341 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3342 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3343 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3344 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3345 (expand_prologue): Move initialization of cfun->machine->is_naked,
3346 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3347 (avr_set_current_function): ...this new static function.
3348 (TARGET_SET_CURRENT_FUNCTION): New define.
3349 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3350 checking attributes of current_function_decl.
3351 (avr_regs_to_save): Ditto.
3352 (signal_function_p): Rename to avr_signal_function_p.
3353 (interrupt_function_p): Rename to avr_interrupt_function_p.
3355 * doc/extend.texi (Function Attributes): Better explanation of
3356 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3359 2012-05-09 Matthias Klose <doko@ubuntu.com>
3361 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3363 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3366 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3367 when a constant source operand matches an "I" constraint, the "no
3368 CC0 change" applies to a register-destination only, not a
3369 strict_low_part-destination.
3371 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3373 Backport from mainline:
3374 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3376 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3378 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3380 PR tree-optimization/53239
3381 * tree-vrp.c (get_value_range): Set VR of
3382 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3385 2012-05-07 Richard Guenther <rguenther@suse.de>
3387 PR tree-optimization/53195
3388 * tree-inline.c (setup_one_parameter): Properly add referenced
3389 vars from the parameters new known value.
3391 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3393 Backport from mainline:
3394 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3397 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3400 2012-05-04 Ian Lance Taylor <iant@google.com>
3402 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3403 values from false to NULL.
3405 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3407 Backport from mainline
3408 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3411 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3412 (TARGET_CMOV): Rename from TARGET_CMOVE.
3413 (TARGET_CMOVE): New define.
3414 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3415 Do not set TARGET_CMOVE here.
3417 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3419 Backport from mainline:
3421 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3423 PR tree-optimization/52633
3424 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3425 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3426 (vect_recog_over_widening_pattern): Remove handling of code that was
3427 already detected as over-widening pattern. Remove special handling
3428 of "unsigned" cases. Instead, support general case of conversion
3429 of the shift result to another type.
3431 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3433 * tree-vect-patterns.c (vect_single_imm_use): New function.
3434 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3435 (vect_recog_over_widening_pattern): Likewise.
3436 (vect_recog_widen_shift_pattern): Likewise.
3438 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3440 PR tree-optimization/52870
3441 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3442 presumed pattern statement is within the same loop or basic block.
3444 2012-05-04 Richard Guenther <rguenther@suse.de>
3446 * common.opt (flto-report): Do not mark as Optimization.
3448 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3451 * recog.c (constrain_operands): If extra constraints are present, also
3452 accept pseudo-registers with equivalent memory locations during reload.
3454 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3456 Backport from the mainline
3457 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3460 * config/rs6000/rs6000.md (bswapdi splitters): If
3461 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3462 default) is used, generate an alternate sequence that does not
3463 depend on using indexed addressing.
3465 2012-05-03 David S. Miller <davem@davemloft.net>
3468 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3469 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3470 (sparc_emit_float_lib_cmp): Likewise.
3472 2012-05-04 Martin Jambor <mjambor@suse.cz>
3474 Backport from mainline
3475 2012-05-02 Martin Jambor <mjambor@suse.cz>
3478 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
3479 of a variable when the contect is a function.
3481 2012-05-03 Jakub Jelinek <jakub@redhat.com>
3484 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
3485 append program name to it and pass that as first argument
3486 to make_relative_prefix. Always pass standard_libexec_prefix
3487 as last argument to make_relative_prefix. If
3488 make_relative_prefix returns NULL, fall back to
3489 standard_libexec_prefix.
3492 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
3496 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
3497 mode, return that mode.
3499 2012-05-03 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/53144
3502 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
3504 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
3505 with SSA name values.
3506 (vn_reference_lookup_3): Adjust callers.
3508 2012-05-02 Jakub Jelinek <jakub@redhat.com>
3510 PR tree-optimization/53163
3511 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
3512 return value from compute_all_dependences.
3514 PR rtl-optimization/53160
3515 * ree.c (combine_reaching_defs): Handle the case where cand->insn
3516 has been modified by ree pass already.
3518 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
3520 Backport from mainline
3521 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3524 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
3525 calls to cgraph_node_name in xstrdup.
3526 (ipa_make_edge_direct_to_target): Ditto.
3527 * tree-sra.c (convert_callers_for_node): Ditto.
3528 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
3529 * ipa-cp.c (perhaps_add_new_callers): Ditto.
3530 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
3531 (cgraph_materialize_all_clones): Ditto.
3532 * ipa-inline.c (report_inline_failed_reason): Ditto.
3533 (want_early_inline_function_p): Ditto.
3534 (edge_badness): Ditto.
3535 (update_edge_key): Ditto.
3536 (flatten_function): Ditto.
3537 (ipa_inline): Ditto.
3538 (inline_always_inline_functions): Ditto.
3539 (early_inline_small_functions): Ditto.
3541 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
3543 Backport from mainline
3544 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3546 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3547 Introduce emul_name to select the right linker emulation for
3548 powerpc64-*-freebsd*.
3549 * configure: Regenerate.
3550 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3551 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3552 * config/rs6000/freebsd64.h: New file.
3553 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3555 (rs6000_savres_strategy): Likewise.
3556 (rs6000_savres_routine_name): Likewise.
3557 (rs6000_elf_file_end): Likewise.
3558 * config/rs6000/t-freebsd64: New file.
3559 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3560 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3562 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
3564 Backport from mainline
3565 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
3568 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
3570 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
3572 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
3573 predicate to discriminate types.
3575 2012-04-27 Richard Guenther <rguenther@suse.de>
3578 * convert.c (convert_to_integer): Avoid infinite recursion for
3579 target-defined built-in types.
3581 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
3584 * config/cris/cris.md ("*andhi_lowpart_v32")
3585 ("*andqi_lowpart_v32"): Change first input-only operand from
3586 a (match_operand ...) to (match_dup 0). Drop alternatives with
3587 const_int-matching constraints for redundancy.
3588 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
3589 three-operand alternative.
3591 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
3593 Backport from mainline
3594 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
3596 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
3597 (*addsi_2_zext): Ditto.
3598 (*add<mode>_3): Ditto.
3599 (*addsi_3_zext): Ditto.
3600 (*add<mode>_5): Ditto.
3602 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3605 * c-typeck.c (set_nonincremental_init,
3606 set_nonincremental_init_from_string): Pass true instead of false
3607 as IMPLICIT to add_pending_init.
3609 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
3611 Backport from 2012-04-24 mainline r186768.
3614 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
3616 2012-04-24 Richard Guenther <rguenther@suse.de>
3618 PR tree-optimization/53085
3619 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
3622 2012-04-24 Jakub Jelinek <jakub@redhat.com>
3625 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
3627 (output_addressed_constants): Likewise.
3630 * varasm.c (get_section): Don't ICE for section conflicts with
3631 built-in section kinds.
3633 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
3635 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
3637 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
3639 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
3641 2012-04-23 Richard Guenther <rguenther@suse.de>
3644 * c-typeck.c (build_binary_op): Fix typo.
3646 2012-04-23 Jakub Jelinek <jakub@redhat.com>
3648 PR tree-optimizations/52891
3649 * tree-vect-patterns.c (adjust_bool_pattern): Use
3650 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
3651 but with non-standard precision.
3653 2012-04-22 Ian Lance Taylor <iant@google.com>
3655 * godump.c (go_output_typedef): Dump size of structs.
3657 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
3659 Backport from mainline:
3661 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
3662 hints for 'A' operand types.
3664 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
3666 Backport from 2012-04-19 mainline r186588.
3669 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
3670 the case *(X+const).
3672 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
3674 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
3676 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/sync.md (atomic_<code><mode>): Rename to
3680 atomic_<logic><mode>.
3682 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
3684 Backport from mainline
3685 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
3688 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
3689 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
3690 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
3691 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
3692 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
3693 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
3694 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
3695 gen_avx2_permvarv8sf.
3697 2012-04-16 Martin Jambor <mjambor@suse.cz>
3699 Backported from mainline
3701 2012-04-13 Martin Jambor <mjambor@suse.cz>
3704 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
3705 fold_ctor_reference returns a zero constant.
3707 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3709 Backported from mainline
3710 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
3712 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
3713 and __ILP32__ for x32.
3715 2012-04-13 Tom de Vries <tom@codesourcery.com>
3717 Backport from mainline r186418.
3719 2012-04-13 Tom de Vries <tom@codesourcery.com>
3721 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
3722 parameters vuse and vuse_escaped.
3723 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
3724 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
3727 2012-04-13 Richard Guenther <rguenther@suse.de>
3729 PR tree-optimization/52969
3730 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
3731 the condition for the COND_EXPR and handle predicate negation
3732 by swapping the COND_EXPR arms.
3734 2012-04-13 Richard Guenther <rguenther@suse.de>
3737 * convert.c (convert_to_pointer): Remove special-casing of
3740 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3742 Backport from mainline
3743 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3746 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
3747 the list of options to enable the FCFID instruction.
3748 (TARGET_EXTRA_BUILTINS): Adjust comment.
3750 2012-04-12 Richard Guenther <rguenther@suse.de>
3752 PR tree-optimization/52943
3753 * tree-chrec.h (chrec_is_positive): Remove.
3754 * tree-scalar-evolution.c (chrec_is_positive): Move ...
3755 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
3756 Return false for a constant zero instead of negative.
3757 (analyze_siv_subscript_cst_affine): Handle zero difference
3758 in the initial condition explicitely.
3760 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3763 * varasm.c (process_pending_assemble_externals): Set
3764 pending_assemble_externals_processed true.
3765 (assemble_external): Call assemble_external_real if the pending
3766 assemble externals have been processed.
3768 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
3771 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
3772 the DECL generated for the special GOT helper.
3774 2012-04-06 Walter Lee <walt@tilera.com>
3776 Backport from mainline
3777 2012-03-07 Walter Lee <walt@tilera.com>
3779 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
3780 REG_CFA_* notes for the stack pointer.
3781 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
3782 EH_RETURN_STACKADJ_RTX.
3783 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
3784 generate REG_CFA_* notes for the stack pointer.
3785 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
3786 by EH_RETURN_STACKADJ_RTX.
3788 2012-04-06 Matt Turner <mattst88@gmail.com>
3790 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
3792 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
3794 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
3795 of the destination isn't also a FP_REGS register.
3797 2012-04-03 Richard Guenther <rguenther@suse.de>
3799 Backport from mainline
3800 2012-03-02 Richard Guenther <rguenther@suse.de>
3802 PR tree-optimization/52406
3803 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
3804 (struct indices): Add unconstrained_base member.
3805 (struct dr_alias): Remove unused vops member.
3806 (DR_UNCONSTRAINED_BASE): New define.
3807 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
3808 add indices to allow their disambiguation. Make DR_BASE_OBJECT
3809 be an artificial access that covers the whole indexed object,
3810 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
3811 plain decl base-objects to their MEM_REF variant.
3812 (dr_may_alias_p): When the base-object of either data reference
3813 has unknown size use only points-to information.
3814 (compute_affine_dependence): Make dumps easier to read and
3816 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
3817 DR_REF when looking for packed references.
3818 (vect_supportable_dr_alignment): Likewise.
3820 2012-04-03 Richard Guenther <rguenther@suse.de>
3822 Backport from mainline
3823 2012-03-15 Richard Guenther <rguenther@suse.de>
3826 * tree-data-ref.c (subscript_dependence_tester_1): Check
3827 all dimensions for non-conflicting access functions.
3829 2012-04-03 Richard Guenther <rguenther@suse.de>
3831 Backport from mainline
3832 2012-03-06 Richard Guenther <rguenther@suse.de>
3835 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
3837 2012-03-23 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/52678
3840 * tree-vectorizer.h (struct _stmt_vec_info): Add
3841 loop_phi_evolution_part member.
3842 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3843 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3844 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3845 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3846 Use the cached evolution part and the PHI nodes value from
3847 the loop preheader edge instead of re-analyzing the evolution.
3849 2012-03-26 Richard Guenther <rguenther@suse.de>
3851 PR tree-optimization/52701
3852 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3853 compute and set the evolution part of PHI nodes.
3855 2012-03-30 Richard Guenther <rguenther@suse.de>
3857 PR tree-optimization/52754
3858 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3859 propagate arbitrary addresses into really plain dereferences.
3861 2012-04-03 Jakub Jelinek <jakub@redhat.com>
3863 PR tree-optimization/52835
3864 * tree-data-ref.c (build_rdg): Return NULL if
3865 compute_data_dependences_for_loop failed.
3867 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
3869 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
3870 (stmt_can_make_abnormal_goto): Use it.
3871 (is_ctrl_altering_stmt): Likewise.
3873 2012-03-31 Martin Jambor <mjambor@suse.cz>
3875 Backported from mainline
3876 2012-03-30 Martin Jambor <mjambor@suse.cz>
3878 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
3879 is a builtin_stack_save in a dominating BB.
3881 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3883 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
3884 crossing 128bit lane boundary.
3886 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
3888 Backported from mainline
3889 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3892 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3894 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3895 * config/i386/i386.c: Include reload.h.
3896 (ix86_legitimize_reload_address): New function.
3898 2012-03-28 Martin Jambor <mjambor@suse.cz>
3900 Backported from mainline
3901 2012-03-27 Martin Jambor <mjambor@suse.cz>
3904 * tree-sra.c (sra_modify_assign): Do not call
3905 load_assign_lhs_subreplacements when working with an unscalarizable
3908 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3911 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
3912 __builtin_va_start to __builtin_next_arg if the latter is
3913 builtin_decl_explicit_p rather than when it is not.
3916 * tree-vect-generic.c (vector_element): Perform multiplication
3917 for pos in bitsizetype type instead of idx type.
3919 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3921 Backport from 2012-03-28 mainline r185910.
3924 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
3925 (avr_builtin_decl): New static function.
3926 (struct avr_builtin_description, avr_bdesc): Move up.
3927 Add GTY marker. Add field fndecl. Remove redundant field id.
3928 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
3929 (avr_expand_builtin): Code cleanup because .id is removed.
3931 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
3934 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3937 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
3939 Backport from 2012-03-28 mainline r185907.
3942 * config.gcc (tm_file): Remove avr/multilib.h.
3944 * doc/invoke.texi (AVR Options): Adjust
3945 documentation of -mtiny-stack.
3947 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
3948 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
3949 * config/avr/t-avr: Remove generation of multilib.h.
3950 * config/avr/t-multilib: Regenerate.
3951 * config/avr/multilib.h: Remove.
3952 * config/avr/avr.opt (-msp8): New option.
3953 (avr_sp8): New variable.
3954 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
3955 * config/avr/avr.h (AVR_HAVE_SPH): New define.
3956 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
3957 (avr_device_to_sp8): New prototype.
3958 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
3959 (DRIVER_SELF_SPECS): New define.
3960 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
3961 __AVR_SP8__, __AVR_HAVE_SPH__.
3962 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
3963 AVR_HAVE_8BIT_SP to decide if SP_H is present.
3964 (avr_file_start): Ditto.
3966 2012-03-28 Jakub Jelinek <jakub@redhat.com>
3969 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
3970 instead of 8 in adjust_address.
3972 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3974 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3975 of a unit before computing the offset in units.
3977 2012-03-27 Richard Guenther <rguenther@suse.de>
3980 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3983 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3986 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3988 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
3991 * varasm.c: Include pointer-set.h.
3992 (pending_assemble_externals_set): New pointer set.
3993 (process_pending_assemble_externals): Destroy the pointer set.
3994 (assemble_external): See if decl is in pending_assemble_externals_set,
3995 and add it to pending_assemble_externals if necessary.
3996 (init_varasm_once): Allocate pending_assemble_externals_set.
3998 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4000 Backported from mainline
4001 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4004 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4005 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4006 (vector_ltgt<mode>): Likewise.
4007 (vector_ordered<mode>): Likewise.
4008 (vector_unordered<mode>): Likewise.
4009 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4011 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4013 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4016 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4018 Backported from mainline
4019 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4023 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4024 GENERAL_REGS and FP_REGS for SImode.
4026 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4029 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4030 on any new_local_var_chain vars declared during recursing on
4031 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4033 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4035 Backport from 2012-03-22 mainline r185692.
4038 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4039 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4040 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4041 (delay_cycles_1, delay_cycles_2): Ditto.
4042 (delay_cycles_3, delay_cycles_4): Ditto.
4043 (nopv, *nopv): Ditto.
4044 (sleep, *sleep): Ditto.
4047 Backport from 2012-03-21 mainline r185605.
4049 PR rtl-optimization/52543
4051 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4052 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4053 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4054 (avr_load_libgcc_p): Restrict to __flash loads.
4055 (avr_out_lpm): Only handle 1-byte loads from __flash.
4056 (avr_load_lpm): New function.
4057 (avr_find_unused_d_reg): Remove.
4058 (avr_out_lpm_no_lpmx): Remove.
4059 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4060 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4061 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4062 (load_<mode>, load_<mode>_clobber): New insns.
4063 (mov<mode>): For multi-byte move from non-generic
4064 16-bit address spaces: Expand to load_<mode> resp.
4065 load_<mode>_clobber.
4066 (load<mode>_libgcc): Remove expander.
4067 (split-lpmx): Remove split.
4069 Backport from 2012-03-13 mainline r185329.
4072 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4073 offset (size) to a value the insns can deal with.
4074 (expand_epilogue): Ditto.
4076 Backport from 2012-03-12 mainline r185256.
4079 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4080 type from reg_class_t to enum reg_class.
4081 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4083 Backport from 2012-03-12 mainline r185253.
4086 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4087 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4088 r184615 from 2012-02-28.
4090 Backport from 2012-03-08 mainline r185105.
4092 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4093 for constants in [-63,63].
4095 Backport from 2012-03-08 mainline r185100.
4098 * config/avr/avr.c (avr_mem_clobber): New static function.
4099 (avr_expand_delay_cycles): Add memory clobber operand to
4100 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4101 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4102 (enable_interrupt, disable_interrupt): New expander.
4103 (nopv, sleep, wdr): New expanders.
4104 (delay_cycles_1): Add memory clobber.
4105 (delay_cycles_2): Add memory clobber.
4106 (delay_cycles_3): Add memory clobber.
4107 (delay_cycles_4): Add memory clobber.
4108 (cli_sei): New insn from former "enable_interrupt",
4109 "disable_interrupt" with memory clobber.
4110 (*wdt): New insn from former "wdt" with memory clobber.
4111 (*nopv): Similar, but for "nopv".
4112 (*sleep): Similar, but for "sleep".
4114 Backport from 2012-03-07 mainline r185043.
4117 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4119 Backport from 2012-03-07 mainline r185032.
4122 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4123 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4124 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4126 Backport from 2012-03-07 mainline r185031.
4129 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4131 * config/avr/avr.md (xload_8): Adjust insn length.
4133 Backport from 2012-03-07 mainline r185030.
4136 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4137 if RAMPZ affects reading from RAM.
4139 Backport from 2012-03-05 mainline r184919.
4141 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4143 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4145 Backport from mainline r185259.
4148 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4149 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4151 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4153 Backported from mainline
4154 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4157 * c-parser.c (c_parser_postfix_expression)
4158 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4160 * config/i386/smmintrin.h: Avoid /* within a comment.
4161 * config/i386/nmmintrin.h: Likewise.
4163 2012-03-22 Richard Guenther <rguenther@suse.de>
4165 * BASE-VER: Set to 4.7.1.
4166 * DEV-PHASE: Set to prerelease.
4168 2012-03-22 Release Manager
4170 * GCC 4.7.0 released.
4172 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4174 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4176 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4177 Andrew Pinski <apinski@cavium.com>
4180 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4181 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4182 calls instead of __builtin_ir{int,ound}*.
4184 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4187 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4190 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4192 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4193 Refer to GCC 4.7 version of c99status.html.
4195 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4197 Backport from mainline
4198 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4200 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4201 redefine to be NULL if the current bit-size is different from the
4202 configured bit-size.
4204 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4205 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4206 set the default tuning. Add asserts to make sure the cpu and tune
4207 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4208 test whether the index is set, instead of > 0.
4209 (rs6000_file_start): Do not reset the default cpu if the current
4210 bit-size is different from the configured bit-size.
4212 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4214 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4216 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4217 Update binutils references.
4218 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4219 Update binutils reference.
4220 Update Sun as/GNU ld caveat.
4221 Document binutils largefile requirement for LTO plugin.
4222 Remove reference to alternate libpthread.
4224 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4226 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4228 (Specific, mips-sgi-irix6): Likewise.
4230 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4232 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4233 * configure: Regenerate.
4235 2012-03-07 Richard Henderson <rth@redhat.com>
4237 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4238 * config/m68k/sync.md (atomic_test_and_set): Use it.
4239 (atomic_test_and_set_1): Likewise.
4241 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4244 * Makefile.in: Let install-gcc-ar depend on installdirs,
4245 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4246 Don't double canonicalize if cross-compiling.
4248 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4250 * trans-mem.c: New typedef for tm_region_p.
4251 Define vector types for tm_region_p.
4252 (tm_region_init): Replace region_worklist to a vector called
4255 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4258 * trans-mem.c (tm_region_init): Use last_basic_block.
4260 2012-03-05 Richard Henderson <rth@redhat.com>
4263 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4264 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4265 BIGGEST_ALIGNMENT is aligned.
4267 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4269 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4271 2012-03-05 Richard Henderson <rth@redhat.com>
4274 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4275 instead of calling negqi2 directly.
4277 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4279 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4280 (INTMAX_TYPE): Use it.
4281 (UINTMAX_TYPE): Likewise.
4282 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4283 (irix6_c_common_override_options): Declare.
4284 (C_COMMON_OVERRIDE_OPTIONS): Define.
4285 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4286 * config/mips/irix6-c.c: New file.
4287 * config/mips/t-irix6 (irix6-c.o): New target.
4288 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4291 2012-03-02 Richard Henderson <rth@redhat.com>
4293 * optabs.c (expand_atomic_test_and_set): Honor
4294 atomic_test_and_set_trueval even when atomic_test_and_set
4295 optab is not in use.
4297 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4299 Backport from mainline
4300 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4302 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4304 2012-03-02 Richard Guenther <rguenther@suse.de>
4306 * DEV-PHASE: Set to prerelease.
4308 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4310 * config.gcc (obsolete): Add all ARM targets using the FPA.
4311 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4312 * doc/install.texi: Avoid references to obsolete ARM ports.
4314 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4316 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4318 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4319 Joern Rennecke <joern.rennecke@embecosm.com>
4321 * doc/extend.texi: Expand and update information on interrupt
4322 attribute for Epiphany.
4324 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4326 * config/sh/sh-protos.h: Update copyright notice dates.
4327 * config/sh/sh.h: Likewise.
4328 * config/sh/sh.md: Likewise.
4329 * config/sh/constraints.md: Likewise.
4330 * config/sh/predicates.md: Likewise.
4332 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4334 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4335 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4337 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4339 * config/sh/constraints.md: Fix comment typo.
4341 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4344 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4345 unsigned HOST_WIDE_INT.
4346 (zvdep_imm64): Likewise.
4347 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4348 (vdepi_and): Likewise.
4349 Likewise for unamed 64-bit patterns.
4350 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4352 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4355 PR rtl-optimization/52417
4356 * cselib.c (cselib_any_perm_equivs): New variable.
4357 (cselib_reset_table): Check that it's not set when not
4358 preserving constants.
4359 (cselib_add_permanent_equiv): Set it.
4360 (cselib_have_permanent_equivalences): New.
4361 (cselib_init, cselib_finish): Reset it.
4362 * cselib.h (cselib_have_permanent_equivalences): Declare.
4363 * alias.c (get_addr): Restore earlier behavior when there
4364 aren't permanent equivalences.
4366 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4368 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4369 * config/v850/v850-modes.def: Fix copyright notice.
4371 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4373 * doc/extend.texi (AVR Built-in Functions): Document
4374 __builtin_avr_flash_segment.
4376 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4377 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4378 (*split.flash_segment): New insn-and-split.
4379 * config/avr/avr.c (avr_init_builtins): Add local variables:
4380 const_memx_void_node, const_memx_ptr_type_node,
4381 char_ftype_const_memx_ptr.
4383 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4385 PR tree-optimization/52445
4386 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4387 add ssa_name_ver, offset and size fields and change store field
4389 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4390 (add_or_mark_expr): Likewise. Only consider previous stores
4391 with the same size and offset.
4392 (nt_init_block): Only look at gimple_assign_single_p stmts,
4393 doesn't look at rhs2.
4395 2012-03-01 Richard Guenther <rguenther@suse.de>
4398 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4399 conversions from integral types to pointer types.
4401 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4403 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4404 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4405 unintentionally removed in r184616.
4407 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4409 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4412 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4413 Uros Bizjak <ubizjak@gmail.com>
4416 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4417 alternatives, add "e" constraint to the new last alternative
4418 and ! to last 3 alternatives.
4420 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4422 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4423 DW_AT_artificial attributes at the end of the processing.
4424 (gen_array_type_die): Likewise.
4425 (gen_enumeration_type_die): Likewise.
4426 (gen_struct_or_union_type_die): Likewise.
4427 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4430 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4433 * expr.c (expand_assignment): If doing misaligned store that doesn't
4434 cover all mode bits, perform a RMW cycle.
4436 PR tree-optimization/52429
4437 * tree-parloops.c (separate_decls_in_region_debug): Return early
4438 if var is LABEL_DECL.
4440 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4442 PR tree-optimization/52424
4443 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4444 calling dom_thread_across_edge.
4446 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4448 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4450 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4452 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4453 * config/avr/avr.c (avr_output_bld): Remove unused function.
4454 (avr_out_sbxx_branch): Use "%T" to print bit position.
4456 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4458 * config/avr/avr.md: Untabify.
4460 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4462 * config/avr/avr.md (eqne): New code iterator.
4463 (*dec-and-branchsi): Use it in text peephole's condition.
4464 (*dec-and-branchhi): Ditto.
4465 (*dec-and-branchqi): Ditto.
4467 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4470 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4471 the device does not have the skip-bug.
4473 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
4475 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
4476 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
4477 -mpretend-cmove): New.
4479 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4482 * df.h (struct df_d): Adjust comment that hard_regs_live_count
4483 doesn't count DEBUG_INSN refs.
4484 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
4485 for DEBUG_INSN refs.
4487 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4491 2012-02-20 Richard Guenther <rguenther@suse.de>
4492 PR tree-optimization/52298
4493 * tree-vect-stmts.c (vectorizable_load): Properly use
4494 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4497 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
4500 * gimple.h (gimple_in_transaction): New.
4501 (gimple_set_in_transaction): New.
4502 (struct gimple_statement_base): Add in_transaction field.
4503 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
4505 (tree_ssa_lim_initialize): Compute transaction bits.
4506 * tree.h (compute_transaction_bits): Protoize.
4507 * trans-mem.c (tm_region_init): Use the heap to store BB
4509 (compute_transaction_bits): New.
4511 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4513 * gcc.c (display_help): Document --help=common and sort entries
4516 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4518 * doc/install.texi: Document check-$LANG specific shortcuts
4520 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4523 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
4525 * config/arm/arm_neon.h: Regenerate.
4526 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
4527 (neon_vcgeu): New insn.
4528 (neon_vcgtu): Likewise.
4529 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
4530 (ops): Unsigned comparison intrinsics call a different
4533 2012-02-28 Richard Guenther <rguenther@suse.de>
4536 * config/i386/i386.c (ix86_expand_vector_set): Fix element
4537 ordering for the VEC_CONCAT for two element vectors for
4538 V2SFmode, V2SImode and V2DImode.
4540 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4543 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
4544 detecting big-endian triplets.
4546 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
4548 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
4549 mode if there is no type information available.
4551 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
4553 PR tree-optimization/53207
4554 * doc/invoke.texi: Document as experimental and relying on graphite.
4556 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4558 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
4559 of initializer to changes from r184614.
4561 2012-02-28 Richard Guenther <rguenther@suse.de>
4563 PR tree-optimization/52395
4564 * tree-sra.c (build_ref_for_offset): Also look at the base
4565 TYPE_ALIGN when figuring out the alignment of the replacement.
4567 2012-02-28 Richard Guenther <rguenther@suse.de>
4569 PR tree-optimization/52402
4570 * ipa-prop.c (ipa_modify_call_arguments): Properly use
4571 mis-aligned types when creating the accesses at the call site.
4573 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4575 * config/avr/builtins.def: New file.
4576 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
4577 * config/avr/avr.c (enum avr_builtin_id): Use it.
4578 (avr_init_builtins): Use it. And use avr_bdesc.
4579 (bdesc_1arg): Remove.
4580 (bdesc_2arg): Remove.
4581 (bdesc_3arg): Remove.
4582 (struct avr_builtin_description): Add field n_args.
4583 (avr_bdesc): New static variable using builtins.def.
4584 (avr_expand_builtin): Use it.
4585 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
4586 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
4587 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
4589 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4592 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
4593 match only one single hard register with respective hard reg rtx.
4594 (movmemx_<mode>): Ditto.
4595 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
4596 insn anatomy of movmem[x]_<mode>.
4597 (avr_out_movmem): Same for printing assembler and operand usage.
4599 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
4603 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
4604 address spaces located outside of device flash.
4606 * config/avr/avr.h (base_arch_s): Remove field n_segments.
4607 (mcu_type_s): Add field n_flash.
4608 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
4609 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
4610 (AVR_MCU): Add N_FLASH argument.
4611 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
4612 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
4613 macro __FLASH<n> if that address space makes sense for the device.
4614 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
4615 outside of target flash.
4616 (avr_asm_named_section): Ditto.
4617 (avr_asm_select_section): Ditto.
4618 (avr_addr_space_convert): Ditto.
4619 (avr_emit_movmemhi): Ditto.
4620 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
4621 address space is outside of device flash.
4622 (avr_insert_attributes): Ditto.
4623 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
4624 avr_current_arch->n_segments.
4626 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
4629 * config/i386/i386.md (*movabs<mode>_1): Enable only for
4631 (*movabs<mode>_2): Likewise.
4633 2012-02-27 Jakub Jelinek <jakub@redhat.com>
4636 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
4637 s_register_operand in the test instead of REG_P. Don't call
4638 gen_reg_rtx if it won't be used.
4640 PR tree-optimization/52376
4641 * ipa-split.c (split_function): Ignore CLOBBER stmts.
4643 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
4645 * ifcvt.c (noce_get_condition): Check condition variable is not
4646 small_register_classes_for_mode_p before accepting.
4648 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
4650 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
4652 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4655 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4656 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
4658 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
4660 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
4662 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
4664 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
4666 * config/sh/predicates.md: Remove blank lines.
4667 * config/sh/sh.c: Fix typos in comments.
4668 * config/sh/constraints.md: Likewise.
4669 * config/sh/sh.md: Remove blank lines.
4670 Fix typos in comments. Use ;; as comment characters.
4672 2012-02-26 Walter Lee <walt@tilera.com>
4674 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
4675 (replace_mov_pcrel_step2): Ditto.
4677 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
4680 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
4681 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
4682 and locs that reference values newer than the non-canonical value
4683 at hand. Return the canonical value as a worst case.
4684 (memrefs_conflict_p): Walk canonical value's locs.
4687 * cselib.c (preserve_only_constants): Rename to...
4688 (preserve_constants_and_equivs): ... this. Split out...
4689 (invariant_or_equiv_p): ... this. Preserve plus expressions
4690 of other preserved expressions too.
4691 (cselib_reset_table): Adjust.
4692 * var-tracking.c (reverse_op): Use canonical value to build
4695 2012-02-23 Kai Tietz <ktietz@redhat.com>
4697 * config/i386/i386.c (ix86_delegitimize_address): Handle
4698 UNSPEC_PCREL plus displacement.
4700 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
4703 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
4704 to test for unusedness in st X addressing.
4706 2012-02-24 Richard Guenther <rguenther@suse.de>
4709 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
4710 (is_gimple_reg_type): Move inline ...
4711 * gimple.h (is_gimple_reg_type): ... here.
4713 2012-02-24 Richard Guenther <rguenther@suse.de>
4716 * passes.c (execute_function_todo): When verifying SSA form
4717 verify gimple form first.
4718 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
4720 2012-02-24 Richard Guenther <rguenther@suse.de>
4723 * fold-const.c (fold_addr_of_array_ref_difference): New function.
4724 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
4726 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4728 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
4730 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4732 * tree-phinodes.c (make_phi_node): Mark static.
4733 * tree-flow.h (make_phi_node): Remove extern decl.
4734 * doc/gimple.texi (make_phi_node): Remove documentation.
4736 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4738 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
4739 * tree-ssa-sccvn.c (print_scc): Ditto.
4741 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4743 * doc/passes.texi (Full redundancy elimination): Fix typo.
4745 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4747 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
4749 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
4752 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
4754 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
4757 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
4759 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
4761 * config/avr/avr.md (code_stdname): Add ior, xor.
4762 (xior): New code iterator.
4763 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
4764 (*<code_stdname><mode>qi.byte1-3): Ditto.
4766 2012-02-23 Jakub Jelinek <jakub@redhat.com>
4768 PR tree-optimization/52019
4769 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
4772 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4774 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
4775 HAVE_INITFINI_ARRAY to work around namespace pollution in
4776 certain versions of newlib system headers.
4777 * config.in: Regenerate.
4778 * configure: Regenerate.
4779 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
4780 instead of HAVE_INITFINI_ARRAY.
4782 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
4785 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
4786 is not offsettable memory reference.
4788 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4791 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
4792 setting avr_need_clear_bss_p for __gnu_lto* symbols.
4794 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4796 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
4797 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
4799 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4801 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
4802 library on Solaris 8 even without TLS support.
4803 * configure: Regenerate.
4805 2012-02-22 Richard Guenther <rguenther@suse.de>
4808 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
4809 for GIMPLE_DEBUG stmts.
4811 2012-02-22 Martin Jambor <mjambor@suse.cz>
4814 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
4815 according to the base object.
4817 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
4819 PR rtl-optimization/50063
4820 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
4821 and 2 (8-bit SP) in operand 2.
4822 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
4823 setup to use movhi_sp_r instead of vanilla move to write SP.
4824 Adjust REG_CFA notes to superseed unspec.
4825 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
4827 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
4828 known to be off) only with TARGET_NO_INTERRUPTS. Never use
4829 irq_state 1 (IRQ known to be on) here.
4831 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
4833 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
4835 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
4836 assign_hard_reg): Likewise.
4838 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4840 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
4842 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4845 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
4846 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
4848 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
4850 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
4851 prototype from here to...
4852 * config/avr/avr.h: ...here.
4854 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
4857 * thumb2.md (thumb2_shiftsi3_short): Split register and
4858 immediate shifts. For register shifts tie operands 0 and 1.
4859 (peephole2 for above): Check that register-controlled shifts
4860 have suitably tied operands.
4862 2012-02-21 Quentin Neill <quentin.neill@amd.com>
4865 * config/i386/bdver1.md (bdver1_call, bdver1_push,
4866 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
4867 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
4868 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
4869 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
4870 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
4871 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
4872 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
4873 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
4874 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
4875 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
4876 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
4877 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
4878 bdver1_ssevector_avx256_unaligned_load,
4879 bdver1_ssevector_sse128_unaligned_load,
4880 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
4881 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
4882 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
4883 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
4884 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
4885 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
4886 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
4887 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
4888 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
4889 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
4890 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
4891 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
4892 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
4893 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
4894 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
4895 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
4896 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
4897 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
4898 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
4899 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
4900 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
4901 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
4902 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
4903 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
4904 bdver1_ssediv_double_load, bdver1_ssediv_double,
4905 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
4906 Add "bdver2" attribute.
4908 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4910 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
4911 default if possible and not specified otherwise.
4913 2012-02-21 Richard Guenther <rguenther@suse.de>
4916 * gimplify.c (create_tmp_from_val): Use the main variant type
4917 for the type of the temporary we create.
4919 2012-02-21 Richard Guenther <rguenther@suse.de>
4921 PR tree-optimization/52324
4922 * gimplify.c (gimplify_expr): When re-gimplifying expressions
4923 do not gimplify a MEM_REF address operand if it is already
4926 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4928 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
4929 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
4931 2012-02-21 Richard Guenther <rguenther@suse.de>
4933 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
4934 nested_in_vect_loop.
4936 2012-02-21 Jakub Jelinek <jakub@redhat.com>
4938 PR tree-optimization/52318
4939 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
4940 vdef also to non-pure/const call stmts in the sequence.
4942 2012-02-20 David S. Miller <davem@davemloft.net>
4944 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
4945 don't use the "rd %pc" instruction on v9 for PIC register loads.
4947 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
4950 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
4951 in a transaction safe function.
4953 2012-02-20 Kai Tietz <ktietz@redhat.com>
4956 * stor-layout.c (place_field): Handle desired_align for
4959 2012-02-20 Richard Guenther <rguenther@suse.de>
4961 PR tree-optimization/52298
4962 * tree-vect-stmts.c (vectorizable_store): Properly use
4963 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
4965 (vectorizable_load): Likewise.
4966 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
4967 Access DR_STEP after ensuring it is not NULL.
4969 2012-02-20 Jakub Jelinek <jakub@redhat.com>
4971 PR tree-optimization/52286
4972 * fold-const.c (fold_binary_loc): For (X & C1) | C2
4973 optimization use double_int_to_tree instead of build_int_cst_wide,
4974 rewrite to use double_int vars.
4976 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4979 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
4981 Remove -e 0 from $gcc_cv_ld invocation.
4982 Only use __GLIBC_PREREQ if defined.
4983 Enable on Solaris since Solaris 8 patch.
4984 (gcc_SUN_LD_VERSION): New macro.
4985 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
4986 gcc_SUN_LD_VERSION for version number format.
4987 * configure: Regenerate.
4988 * varasm.c (get_elf_initfini_array_priority_section): Set
4989 SECTION_NOTYPE for non-default priority.
4990 Use get_section instead of get_unnamed_section to emit
4991 .init_array/.fini_array with default priority.
4993 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
4995 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
4996 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
4997 (mips_start_unique_function, mips_output_mips16_rdhwr)
4998 (mips_code_end): New functions.
4999 (TARGET_ASM_CODE_END): Define.
5001 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5003 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5004 to stubs with non-sibling calls.
5006 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5008 * doc/invoke.texi (-fira-* options): Copy-edit.
5009 (ira-* parameters): Copy-edit.
5011 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5013 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5014 GCC coding conventions.
5016 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5018 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5019 when used as adjectives.
5021 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5023 * doc/invoke.texi: Clean up "that"/"which" confusion.
5025 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5027 * system.h: Poison SMALL_REGISTER_CLASSES
5028 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5029 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5031 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5033 PR tree-optimization/52285
5034 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5035 when deciding if a call is a tail call or tail recursion.
5037 2012-02-16 Kai Tietz <ktietz@redhat.com>
5039 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5040 interger-constant displacement for UNSPEC_PCREL.
5042 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5044 PR rtl-optimization/52208
5045 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5046 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5048 PR tree-optimization/52255
5049 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5050 loop->header has virtual PHI, but exit_e->dest doesn't, add
5051 virtual PHI to exit_e->dest and adjust all uses after the loop.
5054 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5055 children with clone_tree_hash, not after it.
5057 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5059 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5060 extended identifiers.
5062 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5065 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5066 a same_body_alias, also test whether e->callee isn't a former
5067 or current clone of the decl this is a same body alias of.
5069 PR translation/52264
5070 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5072 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5074 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5076 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5079 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5080 force_reg instead of copy_to_reg for better optimization. Force
5081 non-register or memory operands into a register.
5083 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5085 * extend.texi: Reserve upper bits of memory model for future use.
5087 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5088 Anatoly Sokolov <aesok@post.ru>
5089 Eric Weddington <eric.weddington@atmel.com>
5092 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5093 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5094 Rewrite initializers for .macro.
5095 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5096 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5097 atxmega32d4, atxmega32x1.
5098 avrxmega4: atxmega64a3, atxmega64d3.
5099 avrxmega5: atxmega64a1, atxmega64a1u.
5100 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5101 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5102 avrxmega7: atxmega128a1, atxmega128a1u.
5103 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5104 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5105 (struct base_arch_s): Rename reserved to xmega_p.
5106 Rename reserved2 to have_rampd.
5107 (AVR_XMEGA): New define.
5108 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5109 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5110 * config/avr/predicates.md (io_address_operand): Take into
5112 (low_io_address_operand): Ditto.
5113 (high_io_address_operand): Ditto.
5114 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5115 (enabled, movhi_sp_r): Use them.
5116 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5117 cpp_define_formatted to built-in define __AVR_ARCH__.
5118 (__AVR_XMEGA__): New built-in define.
5119 (__AVR_HAVE_RAMPD__): New built-in define.
5120 (__AVR_HAVE_RAMPX__): New built-in define.
5121 (__AVR_HAVE_RAMPY__): New built-in define.
5122 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5124 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5125 (avr_option_override): Initialize them.
5126 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5127 (avr_init_expanders): Initialize them. No more block several calls.
5128 (emit_push_sfr): New static function.
5129 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5131 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5132 (avr_print_operand): Print addreeses as symbols for
5133 RAMPX, RAMPY, RAMPD, CCP.
5134 (output_movhi): Handle AVR_XMEGA when writing to SP.
5135 (avr_out_movhi_mr_r_xmega): New static function.
5136 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5137 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5138 __RAMPD__, __CCP__ as needed.
5140 * config/avr/multilib.h: Regenerate.
5141 * config/avr/t-multilib: Regenerate.
5142 * config/avr/avr-tables.opt: Regenerate.
5144 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5146 PR tree-optimization/50561
5147 * graphite-flattening.c (lst_project_loop): Do not
5148 remove old scattering dimensions after flattening.
5149 (lst_do_flatten): Likewise.
5151 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5153 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5154 __builtin_avr_map8, __builtin_avr_map16.
5155 Document __builtin_avr_insert_bits.
5157 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5158 (insert_bits): New insn.
5159 (adjust_len.map_bits): Rename to insert_bits.
5160 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5161 * avr-protos.h (avr_out_map_bits): Remove.
5162 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5163 * config/avr/constraints.md (Cxf,C0f): New.
5164 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5165 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5166 New built-in define __BUILTIN_AVR_INSERT_BITS.
5167 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5168 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5169 (avr_move_bits): Rewrite.
5170 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5172 (avr_map_op_t): New typedef.
5173 (avr_map_op): New static variable.
5174 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5175 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5176 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5177 (bdesc_3arg, avr_expand_triop_builtin): New.
5178 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5179 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5180 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5181 (avr_map_equal_p, avr_map_sig_p): Remove.
5182 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5183 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5184 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5185 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5186 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5187 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5189 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5191 * config/c6x/c6x.md (reserve_cycles): New attribute.
5192 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5193 don't reserve functional units after the branch occurs.
5195 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5198 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5199 functions into non-tm_pure functions.
5201 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5204 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5205 (iterative_hash_canonical_type): Likewise.
5206 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5209 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5211 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5212 sched-group insn, it either remains alone or the entire list is pruned.
5214 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5216 * doc/install.texi (Prerequisites): Fix grammar.
5217 (Configuration): Likewise.
5219 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5221 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5222 MPC as part of GCC before describing configuring with --with-gmp etc.
5223 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5224 sources are present.
5226 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5229 * dwarf2out.c (clone_tree_hash): New function.
5230 (copy_decls_walk): Use it instead of clone_tree.
5232 2012-02-14 Richard Guenther <rguenther@suse.de>
5234 PR tree-optimization/52244
5235 PR tree-optimization/51528
5236 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5237 replacements for integral types.
5239 2012-02-14 Walter Lee <walt@tilera.com>
5241 * config.gcc: Handle tilegx and tilepro.
5242 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5244 Add HAVE_AS_TLS check for tilegx and tilepro.
5245 * configure: Regenerate.
5246 * doc/contrib.texi: Add Mat Hostetter and self.
5247 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5248 Document instruction intrinsics and network accessing intrinsics.
5249 (TILEPro Built-in Functions): New node. Document instruction
5250 intrinsics and network accessing intrinsics.
5251 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5252 (Specific, tilepro-*-linux*): Likewise.
5253 * doc/invoke.texi (TILE-Gx Options): New section.
5254 (TILEPro Options): New section.
5255 * doc/md.texi (TILE-Gx): New section.
5256 (TILEPro): New section.
5257 * common/config/tilegx/tilegx-common.c: New file.
5258 * common/config/tilepro/tilepro-common.c: New file.
5259 * config/tilegx/constraints.md: New file.
5260 * config/tilegx/linux.h: New file.
5261 * config/tilegx/mul-tables.c: New file.
5262 * config/tilegx/predicates.md: New file.
5263 * config/tilegx/sync.md: New file.
5264 * config/tilegx/t-tilegx: New file.
5265 * config/tilegx/tilegx-builtins.h: New file.
5266 * config/tilegx/tilegx-c.c: New file.
5267 * config/tilegx/tilegx-generic.md: New file.
5268 * config/tilegx/tilegx-modes.def: New file.
5269 * config/tilegx/tilegx-multiply.h: New file.
5270 * config/tilegx/tilegx-protos.h: New file.
5271 * config/tilegx/tilegx.c: New file.
5272 * config/tilegx/tilegx.h: New file.
5273 * config/tilegx/tilegx.md: New file.
5274 * config/tilegx/tilegx.opt: New file.
5275 * config/tilepro/constraints.md: New file.
5276 * config/tilepro/gen-mul-tables.cc: New file.
5277 * config/tilepro/linux.h: New file.
5278 * config/tilepro/mul-tables.c: New file.
5279 * config/tilepro/predicates.md: New file.
5280 * config/tilepro/t-tilepro: New file.
5281 * config/tilepro/tilepro-builtins.h: New file.
5282 * config/tilepro/tilepro-c.c: New file.
5283 * config/tilepro/tilepro-generic.md: New file.
5284 * config/tilepro/tilepro-modes.def: New file.
5285 * config/tilepro/tilepro-multiply.h: New file.
5286 * config/tilepro/tilepro-protos.h: New file.
5287 * config/tilepro/tilepro.c: New file.
5288 * config/tilepro/tilepro.h: New file.
5289 * config/tilepro/tilepro.md: New file.
5290 * config/tilepro/tilepro.opt: New file.
5292 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5294 PR tree-optimization/52210
5295 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5296 vect_model_simple_cost with two entry vect_def_type array instead
5297 of an address of dt.
5299 2012-02-14 Richard Guenther <rguenther@suse.de>
5302 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5303 Do not stream DECL_QUALIFIER.
5304 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5305 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5306 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5308 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5311 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5314 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5317 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5318 * cselib.c (cselib_subst_to_values_from_insn): New function.
5319 * sched-deps.c (add_insn_mem_dependence,
5320 sched_analyze_1, sched_analyze_2): Use it.
5322 2012-02-13 Jan Hubicka <jh@suse.cz>
5325 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5327 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5329 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5330 (GTM_SELF_SPECS): Define if not already defined.
5331 (driver_self_specs): Add GTM_SELF_SPECS.
5332 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5333 (GTM_SELF_SPECS): Define.
5334 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5335 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5337 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5339 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5342 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5345 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5346 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5348 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5351 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5353 2012-02-13 Richard Guenther <rguenther@suse.de>
5355 PR translation/52211
5356 * passes.c (enable_disable_pass): Fix typo.
5358 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5361 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5362 XOR for reduce_bit_field if type is unsigned.
5364 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5366 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5367 disallow changes from SFmode to mode with different size in FP regs.
5369 2012-02-12 Robert Millan <rmh@gnu.org>
5370 Gerald Pfeifer <gerald@pfeifer.com>
5372 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5375 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5377 PR rtl-optimization/52175
5378 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5379 to frame-related instructions.
5381 2012-02-10 Jason Merrill <jason@redhat.com>
5384 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5385 (demangle_new_symbols): Fill it.
5386 (scan_linker_output): Walk it.
5387 (start_tweaking): Split out from scan_linker_output.
5388 (maybe_tweak): Update sym->chosen.
5389 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5391 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5394 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5396 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5398 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5399 having the same mode as previous compare.
5401 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5403 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5404 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5405 (nonlocal_goto_internal): Likewise.
5406 (nonlocal_goto): Emit a use and an indirect jump directly.
5408 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5411 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5412 __atomic_{is,always}_lock_free.
5414 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5417 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5418 negative constant address for x32.
5420 2012-02-10 Richard Henderson <rth@redhat.com>
5422 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5423 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5424 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5426 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5427 Ira Rosen <irar@il.ibm.com>
5429 PR tree-optimization/50031
5430 * targhooks.c (default_builtin_vectorization_cost): Handle
5432 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5433 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5434 all types of reduction and pattern statements.
5435 (vect_estimate_min_profitable_iters): Likewise.
5436 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5437 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5438 for explicit realigns.
5439 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5440 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5442 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5443 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5444 vec_perm for VSX and handle vec_promote_demote.
5446 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5449 * builtins.c (fold_builtin_atomic_always_lock_free,
5450 expand_builtin_atomic_always_lock_free,
5451 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5452 Return and/or test boolean_true_node/boolean_false_node instead of
5453 integer_one_node/integer_zero_node.
5455 2012-02-10 Jan Hubicka <jh@suse.cz>
5458 * predict.c (predict_paths_for_bb): Prevent looping.
5459 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5461 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5463 * config/arm/arm.c (output_move_double): In one case properly
5464 count number of instructions that will be emitted.
5466 2012-02-10 Richard Guenther <rguenther@suse.de>
5468 PR translation/52193
5469 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5471 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
5474 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
5476 2012-02-09 Jakub Jelinek <jakub@redhat.com>
5479 * var-tracking.c (emit_note_insn_var_location): If
5480 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
5481 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
5482 non-NOTE_DURING_CALL_P insn.
5484 2012-02-09 Bin Cheng <bin.cheng@arm.com>
5487 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
5489 2012-02-08 Magnus Granberg <zorry@gentoo.org>
5492 * gcc.c (switch_matches) Support switches with separated form,
5495 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
5497 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
5499 (RAMPZ_ADDR): Ditto.
5500 * config/avr/avr.c (avr_addr_t): New typedef.
5501 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
5502 (avr_init_expanders): Initialize it.
5503 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
5505 (expand_epilogue): Ditto.
5506 (avr_print_operand): Ditto.
5507 (avr_file_start): Ditto.
5508 (avr_emit_movmemhi): Ditto.
5510 2012-02-08 Richard Guenther <rguenther@suse.de>
5512 PR tree-optimization/46886
5513 * tree-flow.h (do_while_loop_p): Declare.
5514 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
5515 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
5517 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
5519 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
5520 always succeed for integers larger than a native word.
5522 2012-02-08 Richard Guenther <rguenther@suse.de>
5524 PR rtl-optimization/52170
5525 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
5526 properly handle integer vector modes.
5528 2012-02-08 Jakub Jelinek <jakub@redhat.com>
5530 PR gcov-profile/52150
5531 * coverage.c: Include target.h.
5532 (build_var): Call targetm.strip_name_encoding on the assembler name.
5533 Change one _ into . or $ if the target allows it.
5534 * Makefile.in (coverage.o): Depend on $(TARGET_H).
5536 PR rtl-optimization/52139
5537 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
5538 is a BARRIER after emit_insn_after_noloc, move BB_END
5539 to the last non-BARRIER insn before it.
5541 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
5544 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
5545 (mips_gimplify_va_arg_expr): Call it instead of
5546 std_gimplify_va_arg_expr.
5548 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5550 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
5551 message for -mno-pointers-to-nested-function.
5553 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
5556 * expr.c (get_inner_reference): If there is an offset, add a negative
5557 bit position to it (if any).
5559 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5561 PR rtl-optimization/52060
5562 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
5563 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
5564 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
5565 and/or i0src_copy2 when needed.
5567 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5569 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
5570 or LTOPLUGINSONAME if have_c.
5572 * config/freebsd-spec.h: Add comment about what macros can be defined
5574 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
5575 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
5578 2012-02-07 Richard Guenther <rguenther@suse.de>
5580 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
5581 newline in -alias dumps.
5583 2012-02-07 Kai Tietz <ktietz@redhat.com>
5584 Dave Korn <dave.korn.cygwin@gmail.com>
5587 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
5588 Take care that typinfo gets dllexport-attribute.
5590 2012-02-07 Jakub Jelinek <jakub@redhat.com>
5593 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
5594 if modifier < EXPAND_SUM call force_operand on the result.
5596 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
5598 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
5599 adding __forwarder_dst__ prefix if a forwarder_section attribute is
5601 (epiphany_function_type): Replace types for specific interrupts with
5602 EPIPHANY_FUNCTION_INTERRUPT.
5603 (EPIPHANY_INTERRUPT_P): Update.
5604 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
5605 New static function.
5606 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
5607 <disinterrupt>: Affects type identity.
5608 (epiphany_handle_interrupt_attribute): Handle variable number of
5610 (epiphany_compute_function_type): Update for new
5611 epiphany_function_type definition.
5612 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
5613 handlers with a longcall forwarder.
5614 (epiphany_start_function): Handle multiple interrupt arguments and/or
5615 forwarder_section attribute.
5617 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
5620 2012-02-07 Alan Modra <amodra@gmail.com>
5623 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
5626 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5628 PR tree-optimization/50969
5629 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
5630 use vec_perm rather than vector_stmt.
5631 (vect_model_load_cost): Likewise.
5632 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
5633 vec_perm to be the same as other vector statements.
5634 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
5635 cost of vec_perm for TARGET_VSX.
5637 2012-02-06 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/52115
5640 * tree-sra.c (access_has_replacements_p): New function.
5641 (sra_modify_assign): Use it to decide whether a use is uninitialized.
5643 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
5646 * trans-mem.c (expand_call_tm): Add an assertion.
5647 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
5650 2012-02-06 Richard Guenther <rguenther@suse.de>
5652 PR tree-optimization/50955
5653 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
5654 raise cost of expressions that replace an address with an
5655 expression based on a different pointer.
5657 2012-02-06 Jakub Jelinek <jakub@redhat.com>
5660 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
5661 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
5663 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
5666 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
5667 -Weffc++ and specify guidelines come from second edition.
5669 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5671 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
5672 (sibcall_value_multiple_internal, call_split, call_internal_direct)
5673 (call_direct_split, call_value_split, call_value_internal_direct)
5674 (call_value_direct_split, call_value_multiple_split): Use jal and
5675 jal_macro attributes.
5677 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
5679 * reload1.c (reload_regs_reach_end_p): Replace with...
5680 (reload_reg_rtx_reaches_end_p): ...this function.
5681 (new_spill_reg_store): Update commentary.
5682 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
5683 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
5684 before setting new_spill_reg_store.
5685 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
5686 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
5687 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
5688 for non-spill reload registers.
5690 2012-02-05 Ira Rosen <irar@il.ibm.com>
5692 PR tree-optimization/52091
5693 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
5694 (vect_is_simple_use_1): Likewise.
5695 * tree-vect-loop.c (vectorizable_reduction): Update calls
5696 to vect_is_simple_use_1 and vect_is_simple_use.
5697 (vectorizable_live_operation): Likewise.
5698 * tree-vect-patterns.c (widened_name_p,
5699 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
5700 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
5701 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
5702 vectorizable_shift,vectorizable_operation, vectorizable_store,
5703 vectorizable_load): Likewise.
5704 (vect_is_simple_cond): Add an argument, pass it to
5705 vect_is_simple_use_1.
5706 (vectorizable_condition): Update calls to vect_is_simple_cond,
5708 (vect_is_simple_use): Add an argument, the statement in which
5709 OPERAND is used. Check that if OPERAND's def stmt is a double
5710 reduction phi node, the use is a phi node too.
5711 (vect_is_simple_use_1): Add an argument, pass it to
5713 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
5714 to vect_is_simple_use.
5716 2012-02-04 Jakub Jelinek <jakub@redhat.com>
5718 PR rtl-optimization/52095
5719 * modulo-sched.c (dump_insn_locator): New function.
5720 (loop_canon_p, sms_schedule): Use it.
5722 PR rtl-optimization/52113
5723 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
5724 even for decomposable shift/zext insns.
5726 2012-02-03 Jakub Jelinek <jakub@redhat.com>
5727 Zdenek Dvorak <ook@ucw.cz>
5729 PR rtl-optimization/52092
5730 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
5731 on get_iv_value result.
5733 2012-02-02 Andrew Pinski <apinski@cavium.com>
5737 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
5739 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5742 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
5744 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
5746 PR rtl-optimization/49800
5747 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
5748 (sched_finish): Call regstat_free_n_sets_and_refs.
5750 2012-02-02 Jia Liu <proljc@gmail.com>
5752 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
5755 2012-02-02 Jan Hubicka <jh@suse.cz>
5756 Tom de Vries <tom@codesourcery.com>
5759 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
5760 * varpool.c (varpool_analyze_pending_decls): Likewise.
5762 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
5763 Jayant R Sonar <jayant.sonar@kpitcummins.com>
5765 * config.gcc: Add cr16-* support.
5767 * doc/extend.texi: Document cr16 extensions.
5768 * doc/install.texi: Document cr16 install.
5769 * doc/invoke.texi: Document cr16 options.
5770 * doc/md.texi: Document cr16 constraints.
5772 * common/config/cr16/cr16-common.c: New file.
5773 * config/cr16/cr16.c: New file.
5774 * config/cr16/cr16.h: New file.
5775 * config/cr16/cr16.md: New file.
5776 * config/cr16/cr16.opt: New file.
5777 * config/cr16/cr16-protos.h: New file.
5778 * config/cr16/predicates.md: New file.
5779 * config/cr16/constraints.md: New file.
5780 * config/cr16/t-cr16: New file.
5782 2012-02-02 Jakub Jelinek <jakub@redhat.com>
5785 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
5786 that operands[2] is either immediate, or q_regs_operand.
5788 PR tree-optimization/52073
5789 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
5790 a pattern stmt for pattern uses, ignore uses outside of the loop.
5792 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5794 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
5795 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
5796 (OUT_AS1, OUT_AS2): Remove.
5798 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
5800 PR rtl-optimization/51374
5801 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
5802 to cross other volatile_refs_p insns.
5804 2012-02-01 Richard Guenther <rguenther@suse.de>
5806 * doc/invoke.texi (fno-inline): Clarify documentation.
5807 (finline-small-functions): Likewise.
5808 (finline-functions): Likewise.
5809 * common.opt (finline): Adjust comment and documentation.
5810 (finline-small-functions): Clarify documentation.
5811 (finline-functions): Likewise.
5812 (finline-functions-called-once): Likewise.
5814 2012-02-01 Tristan Gingold <gingold@adacore.com>
5816 * c-typeck.c (composite_type): Keep mode for pointers.
5818 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
5820 * function.h (regno_reg_rtx): Adjust comment.
5821 * reginfo.c (init_reg_modes_target): Only use the previous mode
5822 if it fits within one register. Remove MIPS comment.
5824 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5827 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
5829 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5831 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
5832 to srak instruction.
5834 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5836 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
5838 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5843 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
5845 2012-01-31 Richard Guenther <rguenther@suse.de>
5847 PR tree-optimization/51528
5848 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
5851 2012-01-31 Jakub Jelinek <jakub@redhat.com>
5856 * ree.c (add_removable_extension): Change def_map argument
5857 to unsigned *, store in def_map 1 + offset into *insn_list vector
5858 instead of pointers into the vector.
5859 (find_removable_extensions): Adjust caller.
5861 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5863 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
5864 Transform all "* quoted-c-code" to { c-code }.
5865 Remove redundant test for "optimize" in combine patterns.
5866 Move (include "avr-dimode.md") to end of file.
5868 2012-01-30 Bin Cheng <bin.cheng@arm.com>
5871 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
5872 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
5874 2012-01-30 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/52028
5877 * tree-loop-distribution.c (ldist_gen): Properly update
5880 2012-01-30 Jakub Jelinek <jakub@redhat.com>
5883 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
5884 set_cur_line_info_table if not emitting debug info.
5886 PR tree-optimization/52046
5887 * tree-vect-patterns.c (check_bool_pattern): Give up if
5888 a comparison could throw.
5891 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
5893 2012-01-30 Richard Guenther <rguenther@suse.de>
5895 PR tree-optimization/52045
5896 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
5897 SSA form if cfgcleanup did anything.
5899 2012-01-30 Richard Guenther <rguenther@suse.de>
5901 PR tree-optimization/52045
5902 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
5903 before computing final todo.
5905 2012-01-30 Richard Guenther <rguenther@suse.de>
5907 PR tree-optimization/51528
5908 * tree-sra.c (sra_modify_assign): Re-factor in preparation
5911 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
5913 * df-problems.c (df_kill_notes): Check that the use refers
5914 to the note under examination.
5916 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
5919 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
5920 parameter and use short-lived pseudos.
5921 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
5922 (sparc_expand_vector_init): Const-ify local variables and adjust
5923 calls to above functions.
5925 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
5927 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
5929 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
5931 * doc/invoke.texi: Make usage of "compile time" and
5932 "run time"/"runtime" consistent throughout the file.
5934 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
5936 * config/alpha/alpha.c (alpha_option_override): Default to
5937 full IEEE compliance mode for Go language.
5939 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
5941 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
5942 (LINK_SSP_SPEC): Define.
5944 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5947 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
5950 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
5952 * doc/invoke.texi: Correct hyphenation of "floating point",
5953 "double precision", and related terminology throughout the file.
5955 2012-01-28 Jakub Jelinek <jakub@redhat.com>
5958 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
5959 arm_general_register_operand predicate for operand 2 instead of
5962 2012-01-27 Ian Lance Taylor <iant@google.com>
5965 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
5966 * builtins.c (expand_builtin_init_trampoline): Add onstack
5967 parameter. Change caller.
5968 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
5969 * tree.c (build_common_builtin_nodes): Declare
5970 __builtin_init_heap_trampoline.
5972 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
5974 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
5975 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
5976 * config/avr/avr.c: Ditto.
5977 (avr_regnames): Remove because unused.
5978 * config/avr/avr.md (*cpse.ne): New peephole.
5979 (*cpse.eq): New peephole from former cpse peepholes.
5981 2012-01-27 Michael Eager <eager@eagercon.com>
5983 * config/microblaze.c (microblaze_emit_compare): Correct
5984 test after pcmp instruction.
5986 2012-01-27 Richard Guenther <rguenther@suse.de>
5988 PR tree-optimization/52020
5989 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
5991 2012-01-27 Richard Guenther <rguenther@suse.de>
5993 * ipa-pure-const.c (check_stmt): Clobbers do not make a
5994 function non-const/pure.
5996 2012-01-27 Richard Guenther <rguenther@suse.de>
5998 PR tree-optimization/50444
5999 * tree-sra.c (build_ref_for_offset): Properly adjust the
6000 MEM_REF type for unaligned accesses.
6002 2012-01-27 Richard Guenther <rguenther@suse.de>
6004 PR tree-optimization/50444
6005 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6006 (expand_assignment): Use it. Properly handle misaligned
6007 bases when expanding stores to component references.
6008 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6011 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6014 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6015 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6016 * tree-data-ref.c (find_data_references_in_loop): Make static.
6017 (compute_all_dependences): Change return type to bool. Bail out
6018 for too many datarefs in a loop. Move the hunk resetting the data
6019 dependences vector from ...
6020 (compute_data_dependences_for_loop): ... here. Account for
6021 compute_all_dependences returning false.
6022 (compute_data_dependences_for_bb): Likewise.
6023 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6024 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6026 2012-01-27 Richard Guenther <rguenther@suse.de>
6029 * expr.c (store_field): Use the alias-set of the scratch memory
6032 2012-01-27 Tom de Vries <tom@codesourcery.com>
6034 PR tree-optimization/51990
6035 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6037 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6039 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6042 * var-tracking.c (reverse_op): Don't add any reverse operation
6043 if V already has any constant locations.
6045 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6047 * doc/invoke.texi: Correct usage of "command line" (noun)
6048 vs "command-line" (adjective) throughout.
6050 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6052 * doc/invoke.texi (Language Independent Options): Move
6053 -Wcoverage-mismatch blurb from here....
6054 (Warning Options): ...to here.
6056 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6058 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6059 Set rs6000_always_hint to false for 476.
6061 2012-01-27 Matthias Klose <doko@ubuntu.com>
6063 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6065 * incpath.c (add_standard_paths): Likewise.
6067 2012-01-27 Richard Henderson <rth@redhat.com>
6069 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6070 * config/m68k/sync.md (atomic_test_and_set): Rename from
6071 sync_test_and_setqi and adjust the operands.
6072 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6073 and unconditionally enable.
6075 2012-01-27 Richard Henderson <rth@redhat.com>
6077 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6078 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6079 (ldstub): Rename from ldstubqi.
6080 (ldstub<I24MODE>): Remove.
6082 2012-01-27 Richard Henderson <rth@redhat.com>
6084 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6085 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6086 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6087 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6088 * doc/tm.texi: Rebuild.
6090 2012-01-27 Richard Henderson <rth@redhat.com>
6092 * optabs.c (gen_atomic_test_and_set): Remove default.
6093 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6095 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6097 PR rtl-optimization/51978
6098 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6099 (combine_reaching_defs): Likewise.
6100 (struct re_info): Remove.
6101 (add_removable_extension): Remove x and data arguments,
6102 add insn, insn_list and def_map. Use the arguments directly
6103 instead of using struct re_info.
6104 (find_removable_extensions): Don't call add_removable_extension
6105 through note_stores, instead just call it with single_set
6107 (find_and_remove_re): Pass curr_cand->expr instead of
6108 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6110 2012-01-26 Michael Matz <matz@suse.de>
6112 PR tree-optimization/46590
6113 * cfgexpand.c: Revert last change (r183305).
6114 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6116 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6117 checking for emptiness.
6119 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6122 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6123 non-addressable non-BLKmode base correctly.
6125 2012-01-26 Michael Matz <matz@suse.de>
6127 PR tree-optimization/48794
6128 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6129 regions referenced from RESX/EH_DISPATCH.
6131 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6133 * config/s390/s390.h: Make BRANCH_COST an option.
6134 * config/s390/s390.opt: New option -mbranch-cost.
6136 2012-01-26 Richard Henderson <rth@redhat.com>
6138 Revert 2012-01-24 change:
6139 * trans-mem.c (requires_barrier): Do not instrument thread local
6140 variables and emit save/restore for them.
6142 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6145 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6148 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6150 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6153 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6156 Rename __pgm to __flash.
6157 Rename __pgm1 to __flash1.
6158 Rename __pgm2 to __flash2.
6159 Rename __pgm3 to __flash3.
6160 Rename __pgm4 to __flash4.
6161 Rename __pgm5 to __flash5.
6162 Rename __pgmx to __memx.
6163 * doc/extend.texi (AVR Named Address Spaces)
6164 Rename address space names as indicated above.
6165 * config/avr/avr.c (avr_addrspace): Ditto.
6167 * config/avr/avr-protos.h
6168 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6169 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6170 * config/avr/predicates.md: Ditto.
6171 * config/avr/avr.c Ditto, and
6172 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6173 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6175 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6176 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6177 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6178 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6179 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6180 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6181 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6182 * config/avr/avr.c: Ditto.
6183 * config/avr/avr.md: Ditto.
6185 2012-01-25 Jason Merrill <jason@redhat.com>
6188 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6190 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6192 PR tree-optimization/51987
6193 * tree-data-ref.c (get_references_in_stmt): Handle references in
6194 non-volatile GIMPLE_ASM.
6196 2012-01-25 Richard Guenther <rguenther@suse.de>
6198 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6199 bases are dereferenced.
6201 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6203 PR rtl-optimization/48374
6204 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6206 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6208 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6209 compute_data_dependences_for_loop returns false.
6210 * tree-parloops.c (loop_parallel_p): Likewise.
6212 2012-01-25 Richard Guenther <rguenther@suse.de>
6214 * tree.h (get_pointer_alignment_1): Declare.
6215 * builtins.c (get_pointer_alignment_1): New function.
6216 (get_pointer_alignment): Use it.
6218 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6220 PR rtl-optimization/48308
6221 * combine.c (enum undo_kind): Add UNDO_LINKS.
6222 (struct undo): Add member l to other_contents and where.
6223 (do_SUBST_LINK): New.
6225 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6226 (undo_all): Handle UNDO_LINKS.
6228 2012-01-25 Richard Henderson <rth@redhat.com>
6230 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6233 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6235 * optabs.c (gen_atomic_test_and_set): Use each argument.
6237 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6239 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6240 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6241 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6242 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6243 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6244 TARGET_PAIRED_SINGLE_FLOAT.
6246 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6248 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6249 (in_struct, return_val): Remove MEM documentation.
6250 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6251 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6252 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6254 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6255 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6256 * expr.c (store_field): Likewise.
6257 * function.c (assign_stack_temp_for_type): Likewise.
6258 * ifcvt.c (noce_try_cmove_arith): Likewise.
6259 * reload1.c (reload): Likewise.
6260 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6261 (alpha_set_memflags): Likewise.
6262 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6264 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6266 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6268 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6269 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6270 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6272 * cselib.c (cselib_rtx_varies_p): Delete.
6273 (cselib_invalidate_mem): Update call to canon_true_dependence.
6274 * dse.c (record_store, check_mem_read_rtx): Likewise.
6275 (scan_reads_nospill): Likewise.
6276 * cse.c (check_dependence): Likewise.
6277 (cse_rtx_varies_p): Delete.
6278 * expr.c (safe_from_p): Update call to true_dependence.
6279 * ira.c (validate_equiv_mem_from_store): Likewise.
6280 (memref_referenced_p): Likewise.
6281 * postreload-gcse.c (find_mem_conflicts): Likewise.
6282 * sched-deps.c (sched_analyze_2): Likewise.
6283 * store-motion.c (load_kills_store): Likewise.
6284 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6285 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6286 (compute_transp): Update call to canon_true_dependence.
6288 2012-01-25 Richard Henderson <rth@redhat.com>
6290 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6291 (maybe_emit_atomic_test_and_set): New.
6292 (expand_sync_lock_test_and_set): Use it.
6293 (expand_atomic_test_and_set): Likewise.
6294 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6295 the implementation; clarify implementation defined details.
6296 * doc/md.texi (atomic_test_and_set): Document.
6298 2012-01-25 Richard Henderson <rth@redhat.com>
6300 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6302 2012-01-25 Richard Henderson <rth@redhat.com>
6305 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6306 to effect no-op split.
6308 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6311 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6312 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6313 (BT_FN_VOID_PTR_INT_SIZE): New.
6314 (BT_FN_UINT_UINT_VAR): Remove.
6315 (BT_FN_UINT32_UINT32_VAR): New.
6316 (BT_FN_DOUBLE_VPTR): Remove.
6317 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6319 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6320 (_ITM_changeTransactionMode): Same.
6321 (_ITM_memmoveRtWt): Change return type to void.
6322 (_ITM_memcpyRtWt): Same.
6323 (_ITM_memsetW): Same.
6324 (_ITM_RaRD): Change types to double.
6329 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6331 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6332 Patrick Marlier <patrick.marlier@gmail.com>
6334 * trans-mem.c (requires_barrier): Do not instrument thread local
6335 variables and emit save/restore for them.
6337 2012-01-24 Jason Merrill <jason@redhat.com>
6340 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6341 output static aliases.
6343 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6346 * common.opt (-pie, -shared, pie, shared): Change from Common to
6348 * gcc.c (display_help): Display help for -pie and -shared.
6350 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6353 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6354 Remove note on size/offset limitation.
6355 (AVR Variable Attributes): Add example how to read data located
6356 with progmem. Refer to named address spaces.
6357 * doc/invoke.texi (AVR Options): Fix typo.
6359 2012-01-24 Richard Guenther <rguenther@suse.de>
6361 Forward-port to trunk
6362 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6365 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6366 op0 isn't sufficiently aligned and there is movmisalignM
6367 insn for mode, use it to load op0 into a temporary register.
6369 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6372 * target.def (const_not_ok_for_debug_p): New hook.
6373 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6375 * doc/tm.texi: Regenerated.
6376 * dwarf2out.c (const_ok_for_output_1): If
6377 targetm.const_not_ok_for_debug_p returns true, fail.
6378 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6380 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6382 2012-01-23 Kai Tietz <ktietz@redhat.com>
6385 * config/i386/predicates.md (symbolic_operand): Allow
6386 UNSPEC_PCREL as PIC expression for lea.
6387 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6388 * config/i386/i386.c (ix86_delegitimize_address): Handle
6389 UNSPEC_PCREL for none-MEM, too.
6391 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6393 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6394 (ipa_tm_create_version_alias): Same.
6396 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6399 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6400 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6402 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6403 Patrick Marlier <patrick.marlier@gmail.com>
6404 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6407 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6408 simple_object_start_read.
6410 2012-01-23 Richard Guenther <rguenther@suse.de>
6413 PR tree-optimization/51895
6414 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6415 parameter decomposition into BLKmode components.
6417 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6419 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6420 fake variables for restrict-qualified pointers whose pointed-to type
6421 contains a placeholder.
6423 2012-01-23 Richard Guenther <rguenther@suse.de>
6425 PR tree-optimization/51949
6426 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6428 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6430 PR rtl-optimization/51933
6431 * ree.c (transform_ifelse): Return true right away if dstreg is
6432 already wider or equal to cand->mode.
6433 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6434 (make_defs_and_copies_lists): Remove defs_list and copies_list
6435 arguments, add state argument, just truncate state->work_list
6436 instead of always allocating and freeing the vector. Assert that
6437 get_defs succeeds instead of returning 2. Changed return type to bool.
6438 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6439 have ext_src_mode, see if it has been modified already with the
6440 right kind of extension and has been extended before from the
6441 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6442 just return true. Remember the original mode in state->modified array.
6443 (combine_reaching_defs): Add state argument. Don't allocate and
6444 free here def_list, copied_list and vec vectors, instead just
6445 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6446 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6447 Add state variable, clear vectors in it, initialize state.modified
6448 if needed. Free all the vectors at the end and state.modified too.
6449 Don't skip a candidate if the extension expression has been modified.
6451 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6454 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6455 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6456 (extra_options) interix.opt -> i386/interix.opt"
6457 (extra_objs):Add winnt-stubs.o
6458 * configure.ac: Add interix to target_os .comm on PE check.
6459 * configure: Regenerate.
6460 * config/interix3.h: Delete and move bits to..
6461 * config/interix.h: Delete and move bits to..
6462 * config/i386/i386-interix3.h: Delete and move bits to..
6463 * config/i386/i386-interix.h: ..here.
6464 (TARGET_CPU_DEFAULT): Remove redefinition.
6465 (TARGET_ASM_CONSTRUCTOR): Undefine.
6466 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6467 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6468 (PTRDIFF_TYPE): Define.
6469 (LONG_DOUBLE_TYPE_SIZE): Define.
6470 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6471 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6472 (TARGET_SECTION_TYPE_FLAGS): Define.
6473 (ASM_DECLARE_FUNCTION_NAME): Define.
6474 (ASM_OUTPUT_EXTERNAL): Define.
6475 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
6476 (ASM_OUTPUT_ALIGNED_BSS): Define.
6477 (PCC_BITFIELD_TYPE_MATTERS): Define.
6478 (USE_CONST_SECTION): Define.
6479 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
6480 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
6481 (SUPPORTS_ONE_ONLY): Remove.
6482 (I386_PE_STRIP_ENCODING): Define.
6483 * config/interix.opt: Delete and move bits to..
6484 * config/i386/interix.opt: ..here. New.
6485 (mpe-aligned-commons): Add.
6486 * config/i386/t-interix: Add copyright header.
6487 (winnt-stubs.o): Add rule.
6489 2012-01-22 Jason Merrill <jason@redhat.com>
6492 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
6493 for extra name aliases.
6495 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
6497 PR rtl-optimization/51924
6498 * ree.c (combine_set_extension): Improve debugging message.
6499 (combine_reaching_defs): Likewise.
6500 (get_defs): Rename confusingly named variable.
6501 (find_and_remove_re): Skip a candidate if the extension expression has
6504 2012-01-21 Robert Millan <rmh@gnu.org>
6505 Gerald Pfeifer <gerald@pfeifer.com>
6507 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
6508 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
6510 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6512 PR tree-optimization/51914
6513 * tree-vect-stmts.c (vectorizable_conversion): For
6514 cvt_type && modifier == WIDEN, put temporary with cvt_type
6515 at the beginning of vec_dsts and set vec_dest to temporary
6518 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
6520 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
6522 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
6524 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
6525 * config/rs6000/rs6000.c: Likewise.
6527 2012-01-20 Jakub Jelinek <jakub@redhat.com>
6530 * config/arm/arm.c (arm_count_output_move_double_insns): Call
6531 output_move_double on a copy of operands array.
6533 2012-01-20 Cary Coutant <ccoutant@google.com>
6534 Dodji Seketeli <dodji@redhat.com>
6537 * dwarf2out.c (copy_declaration_context): Return ref to parent
6538 of declaration DIE, if necessary.
6539 (remove_child_or_replace_with_skeleton): Add new parameter; update
6540 caller. Place skeleton DIE under parent DIE of original declaration.
6541 Move call to copy_declaration_context to here ...
6542 (break_out_comdat_types): ... from here.
6544 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6546 PR rtl-optimization/51856
6547 * reload.c (find_reloads_subreg_address): Set the address_reloaded
6550 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6553 * config/arm/arm.c (arm_print_operand): Correct output of alignment
6554 hints for neon loads and stores.
6556 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
6560 * doc/extend.texi (Named Address Spaces): Split into subsections.
6561 (AVR Named Address Spaces): New subsection.
6562 (M32C Named Address Spaces): New subsection.
6563 (RL78 Named Address Spaces): New subsection.
6564 (SPU Named Address Spaces): New subsection.
6565 (Variable Attributes): New anchor "AVR Variable Attributes".
6566 (AVR Variable Attributes): Rewrite and avoid wording
6567 "address space" in this context.
6568 * doc/invoke.texi (AVR Options): Rewrite and add documentation
6569 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
6570 (AVR Built-in Macros): New subsubsection therein.
6571 * doc/md.texi (AVR constraints): Remove "C04", "R".
6573 2012-01-20 Richard Guenther <rguenther@suse.de>
6575 PR tree-optimization/51903
6576 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
6577 when removing stmts.
6579 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6582 * config/arm/arm.c (arm_load_pic_register): Use
6583 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
6584 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
6585 (arm_pic_static_addr): Likewise.
6586 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
6587 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
6588 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
6589 (pic_load_addr_unified): New.
6591 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
6594 * function.c (instantiate_virtual_regs_in_insn): Use
6595 delete_insn_and_edges when removing a wrong asm insn.
6597 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
6599 PR rtl-optimization/40761
6600 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
6601 Add new member loop_num.
6602 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
6603 (ira_build): Remove the parameter.
6605 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
6606 (ira.c): Do not build CFG loops for one region allocation. Remove
6607 argument from ira_build call.
6609 * ira-build.c (init_loop_tree_node): New function.
6610 (create_loop_tree_nodes): Use it. Separate the case when CFG
6611 loops are not built.
6612 (more_one_region_p): Check current_loops.
6613 (finish_loop_tree_nodes): Separate the case when CFG loops are not
6615 (add_loop_to_tree): Process loop equal to NULL too.
6616 (form_loop_tree): Separate the case when CFG loops are not built.
6617 Use explicitly number for the root.
6618 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
6620 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
6621 instead of loop->num.
6622 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
6623 (mark_all_loops_for_removal): Ditto.
6624 (remove_unnecessary_regions): Separate the case when CFG loops
6626 (ira_build): Remove the parameter. Use explicit number of regions
6627 when CFG loops are not built.
6629 * ira-color.c (print_loop_title): Separate the case for the root node.
6630 Use loop_num instead of loop->num.
6631 (move_spill_restore): Use loop_num instead of loop->num.
6633 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
6634 (change_loop): Ditto.
6635 (change_loop): Use loop_num instead of loop->num.
6637 * ira-lives.c (process_bb_node_lives): Ditto.
6639 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
6641 * ira-conflicts.c (print_allocno_conflicts): Ditto.
6643 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6646 * tree-mudflap.c (mf_artificial): New function.
6647 (execute_mudflap_function_ops, execute_mudflap_function_decls,
6648 mx_register_decls, mudflap_enqueue_decl): Use it.
6651 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
6652 numbers in the insn pattern.
6654 2012-01-19 Michael Matz <matz@suse.de>
6656 PR tree-optimization/46590
6657 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
6658 use it in remembering which conflicts we already created.
6659 (add_scope_conflicts): Adjust call to above, (de)allocate helper
6662 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
6665 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
6666 (merge_and_complain): Same.
6668 2012-01-19 Jakub Jelinek <jakub@redhat.com>
6671 * config/initfini-array.h: Guard content of the header
6672 with #ifdef HAVE_INITFINI_ARRAY.
6673 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
6674 Add initfini-array.h to tm_file here.
6675 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
6676 * config.gcc: Don't add initfini-array.h to tm_file here.
6677 * configure: Regenerated.
6679 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
6681 PR rtl-optimization/51505
6682 * df-problems.c (df_kill_notes): New parameter live. Update comment.
6683 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
6684 (df_note_bb_compute): Update the call to df_kill_notes.
6686 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
6688 * trans-mem.c (requires_barrier): Remove call to is_global_var.
6690 2012-01-18 Richard Guenther <rguenther@suse.de>
6692 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
6693 of conversions to void *.
6695 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6696 Richard Sandiford <rdsandiford@googlemail.com>
6700 * optabs.h (simplify_expand_binop): Declare.
6701 * optabs.c (simplify_expand_binop): Make global.
6702 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
6703 endian targets if the source cannot be exactly covered by word
6706 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6709 * hard-reg-set.h (struct hard_reg_set_container): New type.
6710 * target.h (struct hard_reg_set_container): Forward declare.
6711 * target.def (set_up_by_prologue): New target hook.
6712 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
6713 * doc/tm.texi: Regenerated.
6714 * function.c (thread_prologue_and_epilogue_insns): Change
6715 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
6716 Call targetm.set_up_by_prologue on it.
6717 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
6718 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
6720 2012-01-17 Nick Clifton <nickc@redhat.com>
6722 * config/rx/rx.c (rx_can_use_simple_return): New function.
6723 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
6724 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
6726 2012-01-17 Richard Guenther <rguenther@suse.de>
6729 * expr.c (expand_assignment): Take address-space information
6730 from the address operand of MEM_REF and TARGET_MEM_REF.
6731 (expand_expr_real_1): Likewise.
6733 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6735 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
6736 reload dump is requested.
6738 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
6741 * trans-mem.c (requires_barrier): Call may_be_aliased.
6743 2012-01-17 Jakub Jelinek <jakub@redhat.com>
6745 PR tree-optimization/51877
6746 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
6747 call arguments and fndecls compare equal, instead return false if they
6748 don't. Return true only if lhs1 and lhs2 are either both NULL, or
6749 both SSA_NAMEs that are valueized the same, or they satisfy
6752 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6754 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
6756 * configure: Regenerate.
6758 2012-01-16 Jan Hubicka <jh@suse.cz>
6762 * convert.c (convert_to_integer): Use fold_convert for
6763 converting an INTEGER_CST to integer type.
6765 2012-01-16 Jason Merrill <jason@redhat.com>
6768 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
6770 2012-01-16 Jakub Jelinek <jakub@redhat.com>
6773 * config/s390/s390.c (s390_chunkify_start): Don't skip
6774 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
6775 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
6776 If insn is followed by NOTE_INSN_VAR_LOCATION or
6777 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
6778 Don't use location of note insns.
6780 PR tree-optimization/51865
6781 * tree-inline.c (tree_function_versioning): Call remap_decl
6782 on DECL_RESULT whenever it has VOID_TYPE_P type.
6784 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6786 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
6787 for calls to locally-binding MIPS16 functions if only the return
6788 type uses float regs.
6790 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
6791 Richard Sandiford <rdsandiford@googlemail.com>
6793 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
6794 (SYMBOL_32_HIGH): Likewise.
6795 (mips_output_tls_reloc_directive): Declare.
6796 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
6797 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
6798 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
6799 (mips_lo_relocs, mips_hi_relocs): Make extern.
6800 (mips16_stub_function): Move up file.
6801 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
6802 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
6803 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
6804 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
6805 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
6806 (mips_get_tp): Add MIPS16 support.
6807 (mips_legitimize_tls_address): Remove MIPS16 sorry().
6808 Generalize DTPREL and TPREL handling.
6809 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
6810 Add MIPS16 TLS support.
6811 (mips_output_tls_reloc_directive): New function.
6812 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
6813 * config/mips/predicates.md (symbolic_operand_with_high)
6814 (tls_reloc_operand): New predicates.
6815 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
6816 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
6817 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
6818 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
6819 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
6820 (*tls_get_tp_mips16_call_<mode>): Likewise.
6822 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
6824 PR rtl-optimization/51821
6825 * recog.c (peep2_find_free_register): Determine clobbered registers
6828 2012-01-14 Denis Chertykov <chertykov@gmail.com>
6831 * config/avr/avr-protos.h: Revert change of 2012-01-09.
6832 * config/avr/avr.c: Likewise.
6833 * config/avr/avr.h: Likewise.
6835 2012-01-13 Ian Lance Taylor <iant@google.com>
6838 * tree.h (TYPE_QUALS): Add cast to int.
6839 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
6841 2012-01-13 Ian Lance Taylor <iant@google.com>
6843 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
6844 comparing param_index to VEC_length result.
6846 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
6848 * c-decl.c: Do not include tree-mudflap.h
6849 * tree-optimize.c: Likewise.
6850 * Makefile.in: Update dependencies.
6852 2012-01-13 Richard Guenther <rguenther@suse.de>
6855 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
6856 variable-sized result always use RSO.
6858 2012-01-12 DJ Delorie <dj@redhat.com>
6860 * cfgexpand.c (convert_debug_memory_address): Allow any valid
6861 pointer type, not just the default pointer type.
6863 2012-01-09 Richard Henderson <rth@redhat.com>
6864 Denis Chertykov <chertykov@gmail.com>
6867 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
6868 * config/avr/avr.c (avr_can_eliminate): Simplify.
6869 (avr_initial_elimination_offset): Likewise.
6870 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
6871 (expand_epilogue): Likewise.
6872 (avr_legitimize_address): Gut.
6873 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
6874 (avr_hard_regno_nregs): New.
6875 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
6876 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
6877 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
6878 add soft frame pointer.
6879 (CALL_USED_REGISTERS): Likewise.
6880 (REG_CLASS_CONTENTS): Likewise.
6881 (REGISTER_NAMES): Likewise.
6882 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
6883 (HARD_FRAME_POINTER_REGNUM): New.
6884 (FRAME_POINTER_REGNUM): Use soft frame pointer.
6885 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
6886 remove the HARD_FRAME_POINTER self-elimination.
6888 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
6891 * config/avr/avr.c (avr_encode_section_info): Test for absence of
6892 DECL_EXTERNAL when checking for initializers of progmem variables.
6894 2012-01-12 Ira Rosen <irar@il.ibm.com>
6896 PR tree-optimization/51799
6897 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
6898 that the last operation is a type demotion.
6900 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
6902 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
6903 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
6905 2012-01-11 Jakub Jelinek <jakub@redhat.com>
6908 * combine.c (distribute_notes): If i3 is a noreturn call,
6909 allow old_size to be equal to args_size and make sure the
6910 noreturn call gets REG_ARGS_SIZE note.
6911 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
6912 on noreturn calls even when the delta is 0.
6914 2012-01-11 Nathan Sidwell <nathan@acm.org>
6916 * gcov.c (STRING_SIZE): Remove.
6917 (generate_results): Erase annotations for source files with no
6918 coverage information.
6920 (output_lines): Use it.
6922 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6924 * gimple.h (gimplify_body): Remove first argument.
6925 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
6926 pointer set here, instead just pass DATA to walk_tree.
6927 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
6928 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
6929 (unvisit_body): Likewise, but with unmark_visited.
6930 (gimplify_body): Remove BODY_P argument and adjust.
6931 (gimplify_function_tree): Adjust call to gimplify_body.
6932 * omp-low.c (finalize_task_copyfn): Likewise.
6934 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
6936 * tree.h (build_function_decl_skip_args): Add boolean parameter.
6937 (build_function_type_skip_args): Delete.
6938 * tree.c (build_function_type_skip_args): Make static and add
6939 SKIP_RETURN parameter. Fix thinko in the handling of variants.
6940 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
6941 pass it to build_function_type_skip_args.
6942 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
6943 (tree_function_versioning): Likewise.
6944 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
6945 build_function_decl_skip_args.
6946 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
6947 and pass it to build_function_decl_skip_args/tree_function_versioning.
6948 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
6949 * ipa-inline-transform.c (save_inline_function_body): Likewise.
6950 * trans-mem.c (ipa_tm_create_version): Likewise.
6951 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
6952 * tree-inline.c (declare_return_variable): Remove always-true test.
6953 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
6954 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
6955 * ipa-split.c (split_function): Skip the return value for the split
6956 part if it doesn't return.
6958 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6960 PR tree-optimization/49642
6961 * ipa-split.c (forbidden_dominators): New variable.
6962 (check_forbidden_calls): New function.
6963 (dominated_by_forbidden): Likewise.
6964 (consider_split): Check for forbidden dominators.
6965 (execute_split_functions): Initialize and free forbidden
6966 dominators info; call check_forbidden_calls.
6968 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6970 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
6972 2012-01-11 Nick Clifton <nickc@redhat.com>
6974 * config/rx/rx.md (return): Define pattern.
6976 2012-01-11 Richard Guenther <rguenther@suse.de>
6978 * doc/extend.texi (malloc attribute): Adjust according to
6981 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
6982 Patrick Marlier <patrick.marlier@gmail.com>
6985 * trans-mem.c (get_cg_data): Traverse aliases if requested.
6986 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
6987 (ipa_tm_note_irrevocable): Same.
6988 (ipa_tm_scan_irr_block): Same.
6989 (ipa_tm_decrement_clone_counts): Same.
6990 (ipa_tm_scan_irr_function): Same.
6991 (ipa_tm_create_version_alias): Same.
6992 (ipa_tm_create_version): Same.
6993 (ipa_tm_transform_calls_redirect): Same.
6994 (ipa_tm_transform_calls): Same.
6995 (ipa_tm_transform_transaction): Same.
6996 (ipa_tm_execute): Same.
6998 2012-01-10 Richard Guenther <rguenther@suse.de>
7001 * opts.c (common_handle_option): Handle -Werror.
7003 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7005 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7008 2012-01-10 Jason Merrill <jason@redhat.com>
7010 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7013 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7015 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7016 supports R_386_TLS_GD_PLT reloc.
7017 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7018 supports R_386_TLS_LDM_PLT reloc.
7019 * configure: Regenerate.
7020 * config.in: Regenerate.
7022 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7025 Extend __pgmx semantics to linearize memory.
7026 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7027 determine if code comes inline or from libgcc.
7028 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7029 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7030 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7031 (movmemx_qi, movmemx_hi): New insns.
7032 (xload_<mode>_libgcc): Rewrite to new insn condition.
7033 (xload_<mode>): Remove insns.
7034 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7035 cases that don't satisfy avr_xload_libgcc_p().
7036 (avr_addr_space_convert): Allow converting in any direction.
7037 (avr_addr_space_subset_p): Return always true.
7038 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7039 (avr_emit_movmemhi): Ditto.
7040 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7041 (avr_out_movmem): Ditto.
7042 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7043 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7044 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7045 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7046 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7048 2012-01-10 Richard Guenther <rguenther@suse.de>
7050 PR tree-optimization/50913
7051 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7052 Require data-refs to be representable by Graphite with respect
7055 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7057 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7058 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7060 2012-01-10 Tom de Vries <tom@codesourcery.com>
7062 PR rtl-optimization/51271
7063 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7064 handling annulled branch.
7066 2012-01-10 Richard Henderson <rth@redhat.com>
7068 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7069 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7070 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7071 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7072 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7073 arm_expand_vec_perm_const): New.
7074 * config/arm/arm-protos.h: Update.
7075 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7076 (*neon_vswp<VDQX>): New.
7077 (neon_vcombine<VDX>): Use neon_split_vcombine.
7078 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7079 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7080 (vec_perm<VE>): New.
7082 2012-01-10 Richard Henderson <rth@redhat.com>
7084 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7085 use it if reload_completed.
7086 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7087 arm_output_asm_insn, arm_process_output_memory_barrier,
7088 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7089 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7090 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7091 arm_process_output_sync_insn, arm_output_sync_insn,
7092 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7093 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7094 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7095 (emit_unlikely_jump): New.
7096 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7097 (arm_split_atomic_op): New.
7098 * config/arm/arm-protos.h: Update.
7099 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7100 (struct arm_sync_generator): Remove.
7101 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7102 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7103 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7104 (VUNSPEC_LL, VUNSPEC_SC): New.
7105 (sync_result, sync_memory, sync_required_value, sync_new_value,
7106 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7107 (attr length): Don't use arm_sync_loop_insns.
7108 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7109 (movsfcc, movdfcc): Likewise.
7110 * config/arm/constraints.md (Ua): New.
7111 * config/arm/prediates.md (mem_noofs_operand): New.
7112 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7113 (sync_clobber, sync_t2_reqd): Remove.
7114 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7115 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7116 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7117 (arm_sync_compare_and_swap<SIDI>): Remove.
7118 (arm_sync_compare_and_swap<NARROW>): Remove.
7119 (arm_sync_lock_test_and_set<SIDI>): Remove.
7120 (arm_sync_lock_test_and_set<NARROW>): Remove.
7121 (arm_sync_new_<syncop><SIDI>): Remove.
7122 (arm_sync_new_<syncop><NARROW>): Remove.
7123 (arm_sync_new_nand<SIDI>): Remove.
7124 (arm_sync_new_nand<NARROW>): Remove.
7125 (arm_sync_old_<syncop><SIDI>): Remove.
7126 (arm_sync_old_<syncop><NARROW>): Remove.
7127 (arm_sync_old_nand<SIDI>): Remove.
7128 (arm_sync_old_nand<NARROW>): Remove.
7129 (*memory_barrier): Merge arm_output_memory_barrier.
7130 (atomic_compare_and_swap<QHSD>): New.
7131 (atomic_compare_and_swap<NARROW>_1): New.
7132 (atomic_compare_and_swap<SIDI>_1): New.
7133 (atomic_exchange<QHSD>): New.
7134 (cas_cmp_operand, cas_cmp_str): New.
7135 (atomic_op_operand, atomic_op_str): New.
7136 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7137 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7138 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7139 (arm_load_exclusive<NARROW>): New.
7140 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7141 (arm_store_exclusive<QHSD>): New.
7143 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7145 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7146 reload patterns if -mvsx-scalar-memory.
7148 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7149 generated, even -mno-vsx-scalar-double was used.
7150 (vsx_xscvdpsp_scalar): Likewise.
7151 (vsx_xscvspdp_scalar2): Likewise.
7153 2012-01-09 Tom de Vries <tom@codesourcery.com>
7154 Andrew Pinski <apinski@cavium.com>
7157 * reorg.c (fill_slots_from_thread): Don't speculate
7158 frame-related insns.
7160 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7162 * sched-int.h (bb_note): Move to...
7163 * basic-block.h: ...here.
7164 * haifa-sched.c (bb_note): Move to...
7165 * cfgrtl.c: ...here.
7166 * function.c (next_block_for_reg): New function.
7167 (move_insn_for_shrink_wrap): Likewise.
7168 (prepare_shrink_wrap): Rewrite to use the above.
7170 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7172 * gimple.c (is_gimple_non_addressable): Remove.
7173 * gimple.h: Remove is_gimple_non_addressable.
7174 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7175 is_gimple_non_addressable.
7176 * trans-mem.c (expand_assign_tm): Same.
7178 2012-01-09 Richard Guenther <rguenther@suse.de>
7180 PR tree-optimization/51775
7181 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7182 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7184 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7186 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7188 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7190 2012-01-09 Richard Guenther <rguenther@suse.de>
7192 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7194 2012-01-08 Jan Hubicka <jh@suse.cz>
7196 PR tree-optimize/51680
7197 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7198 on when known_vals needs to be computed; cleanup.
7200 2012-01-08 Jan Hubicka <jh@suse.cz>
7202 PR tree-optimize/51694
7203 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7205 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7207 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7208 for -std=c++98 and -std=c++11 too.
7210 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7212 * cfgloop.c (cancel_loop): Add free() of bbs array.
7214 2012-01-07 Jan Hubicka <jh@suse.cz>
7216 PR tree-optimization/51600
7217 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7218 that benefits small functions.
7220 2012-01-07 Jan Hubicka <jh@suse.cz>
7222 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7224 2012-01-07 Jan Hubicka <jh@suse.cz>
7226 PR tree-optimization/51680
7227 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7228 whose inlining reduce unit size.
7230 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7233 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7234 Add canonical node to containing_mem chain after the non-canonical
7235 one, even if there weren't any locs to propagate.
7236 (remove_useless_values): Keep only canonical values.
7237 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7238 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7239 canonicalize mem_chain elements that are not discarded.
7241 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7244 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7245 before emitting functions.
7247 PR gcov-profile/50127
7248 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7249 clear_aux_for_blocks.
7251 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7254 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7256 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7258 * c-decl.c (ext_block): Moved up.
7259 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7261 2012-01-06 Han Shen <shenhan@google.com>
7263 Translate built-in include paths for sysroot.
7264 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7265 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7267 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7268 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7270 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7271 control whether sysroot should be prepended to gxx include dir.
7273 * configure: Regenerate.
7275 2012-01-06 Torvald Riegel <triegel@redhat.com>
7277 PR rtl-optimization/51771
7278 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7279 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7281 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7283 PR tree-optimization/51315
7284 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7285 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7287 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7290 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7291 for shrp pattern. Correctly handle and fixup shift variable.
7292 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7294 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7297 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7298 note when !ACCUMULATE_OUTGOING_ARGS.
7300 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7302 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7304 (extract_range_from_unary_expr_1): Avoid useless computations.
7306 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7308 PR rtl-optimization/51767
7309 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7310 of jump_block and add an extra edge for degenerated asm gotos.
7313 * stmt.c (check_unique_operand_names): Don't ICE during error
7314 reporting if i is from labels chain.
7317 * profile.c (branch_prob): Split bbs that have exit edge
7318 and need a fake entry edge too.
7320 2012-01-05 Jan Hubicka <jh@suse.cz>
7323 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7326 2012-01-05 Richard Guenther <rguenther@suse.de>
7329 * tree-streamer-out.c (write_ts_optimization): New function.
7330 (streamer_write_tree_body): Call it.
7331 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7332 (streamer_read_tree_body): Call it.
7333 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7335 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7338 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7339 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7340 in_cleanup_point_expr before gimplify_stmt call and restore it
7342 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7343 in_cleanup_point_expr is false.
7345 2012-01-05 Richard Guenther <rguenther@suse.de>
7348 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7350 * toplev.c (process_options): Reject combining mudflap and LTO.
7351 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7353 2012-01-05 Richard Guenther <rguenther@suse.de>
7355 PR tree-optimization/51760
7356 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7358 (bit_value_unop): Handle UNDEFINED operands.
7359 (bit_value_binop): Likewise.
7361 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7363 * config/avr/avr.c (avr_replace_prefix): Remove.
7364 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7365 (avr_asm_function_rodata_section): Ditto.
7366 (avr_asm_select_section): Ditto.
7368 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7370 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7373 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7376 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7377 calls that have any non-fake successor edges.
7380 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7382 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7384 PR tree-optimization/51624
7385 * tree-sra.c (build_ref_for_model): When replicating a chain of
7386 COMPONENT_REFs, stop as soon as the offset would become negative.
7388 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7391 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7392 in .debug_loc on the floor.
7394 2012-01-04 Andrew Pinski <apinski@cavium.com>
7396 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7398 2012-01-04 Andrew Pinski <apinski@cavium.com>
7399 Adam Nemet <anemet@caviumnetworks.com>
7401 * config/mips/mips.md (size): Add SI and DI.
7402 (SIZE): New mode attribute.
7403 (U): New code attribute.
7404 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7405 (mips_lbux_<mode>): Delete.
7406 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7407 (mips_lhx): Use gen_mips_lhx_extsi.
7408 (mips_lhx_<mode>): Delete.
7410 (mips_l<size>x): New expand.
7411 (mips_lwx_<mode>): Delete.
7412 (mips_l<GPR:size>x_<P:mode>): New pattern.
7413 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7414 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7415 * config/mips/mips.c (mips_lx_address_p): New function.
7416 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7417 (dsp64): New availability predicate.
7418 (mips_builtins): Add an entry for __builtin_mips_ldx.
7419 * config/mips/mips.h (ISA_HAS_LBX): New define.
7420 (ISA_HAS_LBUX): Likewise.
7421 (ISA_HAS_LHX): Likewise.
7422 (ISA_HAS_LHUX): Likewise.
7423 (ISA_HAS_LWX): Likewise.
7424 (ISA_HAS_LWUX): Likewise.
7425 (ISA_HAS_LDX): Likewise.
7426 * doc/extend.texi (__builtin_mips_ldx): Document.
7428 2012-01-04 Tristan Gingold <gingold@adacore.com>
7430 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7431 when long pointers are used.
7432 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7433 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7434 (ia64-hp-*vms*): Remove.
7435 * config/vms/xm-vms64.h: Delete.
7437 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7440 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7442 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7444 * opts.c (finish_options): Remove duplicate sorry.
7446 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7449 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7452 2012-01-04 Richard Guenther <rguenther@suse.de>
7455 * tree.c (size_low_cst): New function.
7456 * tree.h (size_low_cst): Declare.
7457 * fold-const.c (fold_comparison): Use it to extract the low
7458 part of the POINTER_PLUS_EXPR offset.
7460 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7462 Fix clearing ZERO_REG
7463 * config/avr/avr.md (cc): Add alternative "ldi".
7464 (movqi_insn): Use it in cc attribute.
7465 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7466 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7467 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7469 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7471 * configure: Regenerate.
7473 2012-01-04 Richard Guenther <rguenther@suse.de>
7475 PR tree-optimization/49651
7476 * tree-ssa-structalias.c (type_can_have_subvars): New function.
7477 (var_can_have_subvars): Use it.
7478 (get_constraint_for_1): Only consider subfields if there can be any.
7480 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7483 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
7484 to its new canonical_cselib_val and the cselib_val was in
7485 first_containing_mem chain, but the canonical_cselib_val was not,
7486 add the latter into the chain.
7487 (cselib_invalidate_mem): Compare canonical_cselib_val of
7488 addr_list chain elt with v.
7491 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
7492 dwarf2out_undef): Allocate e.info using ggc_strdup instead
7494 (output_macinfo_op): Don't ggc_strdup fd->filename.
7495 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
7496 then ggc_strdup it. Don't free inc->info or cur->info.
7497 (output_macinfo): Don't free ref->info or file->info.
7499 2012-01-03 Ira Rosen <irar@il.ibm.com>
7501 PR tree-optimization/51269
7502 * tree-vect-loop-manip.c (set_prologue_iterations): Make
7503 first_niters a pointer.
7504 (slpeel_tree_peel_loop_to_edge): Likewise.
7505 (vect_do_peeling_for_loop_bound): Update call to
7506 slpeel_tree_peel_loop_to_edge.
7507 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
7508 here. Remove it from the parameters list.
7509 (vect_do_peeling_for_alignment): Update calls and compute
7512 2012-01-03 Richard Guenther <rguenther@suse.de>
7514 PR tree-optimization/51070
7515 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
7516 Properly handle calls.
7518 2012-01-03 Richard Guenther <rguenther@suse.de>
7520 PR tree-optimization/51692
7521 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
7522 the LHS of allocation stmts.
7524 2012-01-03 Olivier Hainque <hainque@adacore.com>
7526 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
7528 2012-01-03 Olivier Hainque <hainque@adacore.com>
7530 * collect2.c (main): In AIX specific computations for vector
7531 insertions, use CONST_CAST2 to cast from char ** to const char **.
7533 2012-01-03 Richard Guenther <rguenther@suse.de>
7536 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
7537 the context of a limbo DIE when it does not already exist.
7539 2012-01-03 Jakub Jelinek <jakub@redhat.com>
7541 PR tree-optimization/51719
7542 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
7543 but direct call is, clear direct call's lhs and don't add fallthrough
7544 edge from dcall_bb to join_bb and PHIs.
7546 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7548 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
7549 the instructions emitted by the pattern.
7550 ("*TDC_insn_<mode>"): Add comment.
7552 2012-01-03 Richard Guenther <rguenther@suse.de>
7555 * fold-const.c (fold_comparison): Properly canonicalize
7556 tree offset and HOST_WIDE_INT bit position.
7558 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
7560 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
7561 operands for extzv pattern.
7563 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7566 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
7569 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
7571 * doc/invoke.texi (-flto and related options): Copy-edit.
7573 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7575 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
7577 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7579 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
7582 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7584 * expr.h (move_by_pieces_ninsns): Declare.
7585 * expr.c (move_by_pieces_ninsns): Make external.
7586 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
7587 (mips_store_by_pieces_p): Likewise.
7588 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
7589 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
7590 * config/mips/mips.c (mips_move_by_pieces_p): New function.
7591 (mips_store_by_pieces_p): Likewise.
7593 2012-01-02 Jakub Jelinek <jakub@redhat.com>
7595 * passes.c (register_one_dump_file): Free full_name.
7597 * reload1.c (reload): Don't allocate reg_max_ref_width here.
7598 (calculate_elim_costs_all_insns): Free offsets_at and
7599 offsets_known_at at the end and clear the pointers.
7601 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7603 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
7604 this option introduced in r180739.
7606 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7609 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
7610 (tmake_file target=avr): Add avr/t-multilib.
7612 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
7613 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
7614 * config/avr/genmultilib.awk: New file.
7615 * config/avr/t-multilib: New auto-generated file.
7616 * config/avr/multilib.h: New auto-generated file.
7617 * config/avr/t-avr (AVR_MCUS): New variable.
7618 (genopt.sh): Use it.
7619 (s-mlib): Depend on t-multilib.
7620 (t-multilib, multilib.h): New dependencies.
7621 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
7622 (MULTILIB_OPTIONS): Remove.
7623 (MULTILIB_MATCHES): Remove.
7624 (MULTILIB_DIRNAMES): Remove.
7625 (MULTILIB_EXCEPTIONS): Remove:
7626 * config/avr/genopt.sh: Don't use hard coded file name;
7627 pass AVR_MCUS from t-avr instead.
7629 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7631 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
7633 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
7635 Implement light-weight DImode support.
7636 * config/avr/avr-dimode.md: New file.
7637 * config/avr/avr.md: Include it.
7638 (adjust_len): Add plus64, compare64.
7639 (HIDI): Remove code iterator.
7640 (code_stdname): New code attribute.
7641 (rotx, rotsmode): Remove DI.
7642 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
7644 * config/avr/avr-protos.h (avr_have_dimode): New.
7645 (avr_out_plus64, avr_out_compare64): New.
7646 * config/avr/avr.c (avr_out_compare): Handle DImode.
7647 (avr_have_dimode): New variable definition and initialization.
7648 (avr_out_compare64, avr_out_plus64): New functions.
7649 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
7650 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
7651 (avr_compare_pattern): Skip DImode comparisons.
7653 2012-01-02 Revital Eres <revital.eres@linaro.org>
7655 * ddg.c (def_has_ccmode_p): New function.
7656 (add_cross_iteration_register_deps,
7657 create_ddg_dep_from_intra_loop_link): Call it.
7659 2012-01-02 Richard Guenther <rguenther@suse.de>
7662 * invoke.texi (fassociative-math): Remove spurious paranthesis.
7664 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7666 * gcc.c (process_command): Update copyright notice dates.
7667 * gcov.c (print_version): Likewise.
7668 * gcov-dump.c (print_version): Likewise.
7669 * mips-tfile.c (main): Likewise.
7670 * mips-tdump.c (main): Likewise.
7672 2012-01-01 Ira Rosen <irar@il.ibm.com>
7674 PR tree-optimization/51704
7675 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
7676 a use is inside the basic block or loop before accessing its vect info.
7678 2012-01-01 Jan Hubicka <jhjh@suse.cz>
7680 PR rtl-optimization/51069
7681 * cfgloopmanip.c (remove_path): Removing path making irreducible
7682 region unconditional makes BB part of the region.
7684 2012-01-01 Jakub Jelinek <jakub@redhat.com>
7686 PR tree-optimization/51683
7687 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
7688 calls with side-effects.
7689 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7691 Copyright (C) 2012 Free Software Foundation, Inc.
7693 Copying and distribution of this file, with or without modification,
7694 are permitted in any medium without royalty provided the copyright
7695 notice and this notice are preserved.