1 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
3 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5 2012-03-05 Richard Henderson <rth@redhat.com>
8 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
9 instead of calling negqi2 directly.
11 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
14 (INTMAX_TYPE): Use it.
15 (UINTMAX_TYPE): Likewise.
16 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17 (irix6_c_common_override_options): Declare.
18 (C_COMMON_OVERRIDE_OPTIONS): Define.
19 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
20 * config/mips/irix6-c.c: New file.
21 * config/mips/t-irix6 (irix6-c.o): New target.
22 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
25 2012-03-02 Richard Henderson <rth@redhat.com>
27 * optabs.c (expand_atomic_test_and_set): Honor
28 atomic_test_and_set_trueval even when atomic_test_and_set
31 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
33 Backport from mainline
34 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
36 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
38 2012-03-02 Richard Guenther <rguenther@suse.de>
40 * DEV-PHASE: Set to prerelease.
42 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
44 * config.gcc (obsolete): Add all ARM targets using the FPA.
45 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
46 * doc/install.texi: Avoid references to obsolete ARM ports.
48 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
50 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
52 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
53 Joern Rennecke <joern.rennecke@embecosm.com>
55 * doc/extend.texi: Expand and update information on interrupt
56 attribute for Epiphany.
58 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
60 * config/sh/sh-protos.h: Update copyright notice dates.
61 * config/sh/sh.h: Likewise.
62 * config/sh/sh.md: Likewise.
63 * config/sh/constraints.md: Likewise.
64 * config/sh/predicates.md: Likewise.
66 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
68 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
69 * config/sh/sh.c (tertiary_reload_operand): Likewise.
71 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
73 * config/sh/constraints.md: Fix comment typo.
75 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
78 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
79 unsigned HOST_WIDE_INT.
80 (zvdep_imm64): Likewise.
81 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
82 (vdepi_and): Likewise.
83 Likewise for unamed 64-bit patterns.
84 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
86 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
89 PR rtl-optimization/52417
90 * cselib.c (cselib_any_perm_equivs): New variable.
91 (cselib_reset_table): Check that it's not set when not
93 (cselib_add_permanent_equiv): Set it.
94 (cselib_have_permanent_equivalences): New.
95 (cselib_init, cselib_finish): Reset it.
96 * cselib.h (cselib_have_permanent_equivalences): Declare.
97 * alias.c (get_addr): Restore earlier behavior when there
98 aren't permanent equivalences.
100 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
102 * config/mn10300/mn10300-modes.def: Fix copyright notice.
103 * config/v850/v850-modes.def: Fix copyright notice.
105 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
107 * doc/extend.texi (AVR Built-in Functions): Document
108 __builtin_avr_flash_segment.
110 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
111 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
112 (*split.flash_segment): New insn-and-split.
113 * config/avr/avr.c (avr_init_builtins): Add local variables:
114 const_memx_void_node, const_memx_ptr_type_node,
115 char_ftype_const_memx_ptr.
117 2012-03-01 Jakub Jelinek <jakub@redhat.com>
119 PR tree-optimization/52445
120 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
121 add ssa_name_ver, offset and size fields and change store field
123 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
124 (add_or_mark_expr): Likewise. Only consider previous stores
125 with the same size and offset.
126 (nt_init_block): Only look at gimple_assign_single_p stmts,
127 doesn't look at rhs2.
129 2012-03-01 Richard Guenther <rguenther@suse.de>
132 * tree-cfg.c (verify_gimple_assign_unary): Allow any
133 conversions from integral types to pointer types.
135 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
137 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
138 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
139 unintentionally removed in r184616.
141 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
143 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
146 2012-02-29 Jakub Jelinek <jakub@redhat.com>
147 Uros Bizjak <ubizjak@gmail.com>
150 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
151 alternatives, add "e" constraint to the new last alternative
152 and ! to last 3 alternatives.
154 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
156 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
157 DW_AT_artificial attributes at the end of the processing.
158 (gen_array_type_die): Likewise.
159 (gen_enumeration_type_die): Likewise.
160 (gen_struct_or_union_type_die): Likewise.
161 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
164 2012-02-29 Jakub Jelinek <jakub@redhat.com>
167 * expr.c (expand_assignment): If doing misaligned store that doesn't
168 cover all mode bits, perform a RMW cycle.
170 PR tree-optimization/52429
171 * tree-parloops.c (separate_decls_in_region_debug): Return early
172 if var is LABEL_DECL.
174 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
176 PR tree-optimization/52424
177 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
178 calling dom_thread_across_edge.
180 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
182 * config/avr/avr.c: Move definition of TARGET macros to end of file.
184 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
186 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
187 * config/avr/avr.c (avr_output_bld): Remove unused function.
188 (avr_out_sbxx_branch): Use "%T" to print bit position.
190 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
192 * config/avr/avr.md: Untabify.
194 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
196 * config/avr/avr.md (eqne): New code iterator.
197 (*dec-and-branchsi): Use it in text peephole's condition.
198 (*dec-and-branchhi): Ditto.
199 (*dec-and-branchqi): Ditto.
201 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
204 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
205 the device does not have the skip-bug.
207 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
209 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
210 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
211 -mpretend-cmove): New.
213 2012-02-29 Jakub Jelinek <jakub@redhat.com>
216 * df.h (struct df_d): Adjust comment that hard_regs_live_count
217 doesn't count DEBUG_INSN refs.
218 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
221 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
225 2012-02-20 Richard Guenther <rguenther@suse.de>
226 PR tree-optimization/52298
227 * tree-vect-stmts.c (vectorizable_load): Properly use
228 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
231 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
234 * gimple.h (gimple_in_transaction): New.
235 (gimple_set_in_transaction): New.
236 (struct gimple_statement_base): Add in_transaction field.
237 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
239 (tree_ssa_lim_initialize): Compute transaction bits.
240 * tree.h (compute_transaction_bits): Protoize.
241 * trans-mem.c (tm_region_init): Use the heap to store BB
243 (compute_transaction_bits): New.
245 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
247 * gcc.c (display_help): Document --help=common and sort entries
250 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
252 * doc/install.texi: Document check-$LANG specific shortcuts
254 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
257 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
259 * config/arm/arm_neon.h: Regenerate.
260 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
261 (neon_vcgeu): New insn.
262 (neon_vcgtu): Likewise.
263 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
264 (ops): Unsigned comparison intrinsics call a different
267 2012-02-28 Richard Guenther <rguenther@suse.de>
270 * config/i386/i386.c (ix86_expand_vector_set): Fix element
271 ordering for the VEC_CONCAT for two element vectors for
272 V2SFmode, V2SImode and V2DImode.
274 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
277 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
278 detecting big-endian triplets.
280 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
282 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
283 mode if there is no type information available.
285 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
287 PR tree-optimization/53207
288 * doc/invoke.texi: Document as experimental and relying on graphite.
290 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
292 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
293 of initializer to changes from r184614.
295 2012-02-28 Richard Guenther <rguenther@suse.de>
297 PR tree-optimization/52395
298 * tree-sra.c (build_ref_for_offset): Also look at the base
299 TYPE_ALIGN when figuring out the alignment of the replacement.
301 2012-02-28 Richard Guenther <rguenther@suse.de>
303 PR tree-optimization/52402
304 * ipa-prop.c (ipa_modify_call_arguments): Properly use
305 mis-aligned types when creating the accesses at the call site.
307 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
309 * config/avr/builtins.def: New file.
310 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
311 * config/avr/avr.c (enum avr_builtin_id): Use it.
312 (avr_init_builtins): Use it. And use avr_bdesc.
313 (bdesc_1arg): Remove.
314 (bdesc_2arg): Remove.
315 (bdesc_3arg): Remove.
316 (struct avr_builtin_description): Add field n_args.
317 (avr_bdesc): New static variable using builtins.def.
318 (avr_expand_builtin): Use it.
319 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
320 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
321 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
323 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
326 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
327 match only one single hard register with respective hard reg rtx.
328 (movmemx_<mode>): Ditto.
329 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
330 insn anatomy of movmem[x]_<mode>.
331 (avr_out_movmem): Same for printing assembler and operand usage.
333 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
337 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
338 address spaces located outside of device flash.
340 * config/avr/avr.h (base_arch_s): Remove field n_segments.
341 (mcu_type_s): Add field n_flash.
342 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
343 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
344 (AVR_MCU): Add N_FLASH argument.
345 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
346 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
347 macro __FLASH<n> if that address space makes sense for the device.
348 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
349 outside of target flash.
350 (avr_asm_named_section): Ditto.
351 (avr_asm_select_section): Ditto.
352 (avr_addr_space_convert): Ditto.
353 (avr_emit_movmemhi): Ditto.
354 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
355 address space is outside of device flash.
356 (avr_insert_attributes): Ditto.
357 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
358 avr_current_arch->n_segments.
360 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
363 * config/i386/i386.md (*movabs<mode>_1): Enable only for
365 (*movabs<mode>_2): Likewise.
367 2012-02-27 Jakub Jelinek <jakub@redhat.com>
370 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
371 s_register_operand in the test instead of REG_P. Don't call
372 gen_reg_rtx if it won't be used.
374 PR tree-optimization/52376
375 * ipa-split.c (split_function): Ignore CLOBBER stmts.
377 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
379 * ifcvt.c (noce_get_condition): Check condition variable is not
380 small_register_classes_for_mode_p before accepting.
382 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
386 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
389 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
390 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
392 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
394 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
396 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
398 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
400 * config/sh/predicates.md: Remove blank lines.
401 * config/sh/sh.c: Fix typos in comments.
402 * config/sh/constraints.md: Likewise.
403 * config/sh/sh.md: Remove blank lines.
404 Fix typos in comments. Use ;; as comment characters.
406 2012-02-26 Walter Lee <walt@tilera.com>
408 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
409 (replace_mov_pcrel_step2): Ditto.
411 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
414 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
415 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
416 and locs that reference values newer than the non-canonical value
417 at hand. Return the canonical value as a worst case.
418 (memrefs_conflict_p): Walk canonical value's locs.
421 * cselib.c (preserve_only_constants): Rename to...
422 (preserve_constants_and_equivs): ... this. Split out...
423 (invariant_or_equiv_p): ... this. Preserve plus expressions
424 of other preserved expressions too.
425 (cselib_reset_table): Adjust.
426 * var-tracking.c (reverse_op): Use canonical value to build
429 2012-02-23 Kai Tietz <ktietz@redhat.com>
431 * config/i386/i386.c (ix86_delegitimize_address): Handle
432 UNSPEC_PCREL plus displacement.
434 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
437 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
438 to test for unusedness in st X addressing.
440 2012-02-24 Richard Guenther <rguenther@suse.de>
443 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
444 (is_gimple_reg_type): Move inline ...
445 * gimple.h (is_gimple_reg_type): ... here.
447 2012-02-24 Richard Guenther <rguenther@suse.de>
450 * passes.c (execute_function_todo): When verifying SSA form
451 verify gimple form first.
452 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
454 2012-02-24 Richard Guenther <rguenther@suse.de>
457 * fold-const.c (fold_addr_of_array_ref_difference): New function.
458 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
460 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
462 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
464 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
466 * tree-phinodes.c (make_phi_node): Mark static.
467 * tree-flow.h (make_phi_node): Remove extern decl.
468 * doc/gimple.texi (make_phi_node): Remove documentation.
470 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
472 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
473 * tree-ssa-sccvn.c (print_scc): Ditto.
475 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
477 * doc/passes.texi (Full redundancy elimination): Fix typo.
479 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
481 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
483 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
486 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
488 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
491 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
493 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
495 * config/avr/avr.md (code_stdname): Add ior, xor.
496 (xior): New code iterator.
497 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
498 (*<code_stdname><mode>qi.byte1-3): Ditto.
500 2012-02-23 Jakub Jelinek <jakub@redhat.com>
502 PR tree-optimization/52019
503 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
506 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
508 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
509 HAVE_INITFINI_ARRAY to work around namespace pollution in
510 certain versions of newlib system headers.
511 * config.in: Regenerate.
512 * configure: Regenerate.
513 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
514 instead of HAVE_INITFINI_ARRAY.
516 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
519 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
520 is not offsettable memory reference.
522 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
525 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
526 setting avr_need_clear_bss_p for __gnu_lto* symbols.
528 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
530 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
531 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
533 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
535 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
536 library on Solaris 8 even without TLS support.
537 * configure: Regenerate.
539 2012-02-22 Richard Guenther <rguenther@suse.de>
542 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
543 for GIMPLE_DEBUG stmts.
545 2012-02-22 Martin Jambor <mjambor@suse.cz>
548 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
549 according to the base object.
551 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
553 PR rtl-optimization/50063
554 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
555 and 2 (8-bit SP) in operand 2.
556 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
557 setup to use movhi_sp_r instead of vanilla move to write SP.
558 Adjust REG_CFA notes to superseed unspec.
559 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
561 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
562 known to be off) only with TARGET_NO_INTERRUPTS. Never use
563 irq_state 1 (IRQ known to be on) here.
565 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
567 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
569 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
570 assign_hard_reg): Likewise.
572 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
574 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
576 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
579 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
580 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
582 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
584 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
585 prototype from here to...
586 * config/avr/avr.h: ...here.
588 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
591 * thumb2.md (thumb2_shiftsi3_short): Split register and
592 immediate shifts. For register shifts tie operands 0 and 1.
593 (peephole2 for above): Check that register-controlled shifts
594 have suitably tied operands.
596 2012-02-21 Quentin Neill <quentin.neill@amd.com>
599 * config/i386/bdver1.md (bdver1_call, bdver1_push,
600 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
601 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
602 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
603 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
604 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
605 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
606 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
607 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
608 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
609 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
610 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
611 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
612 bdver1_ssevector_avx256_unaligned_load,
613 bdver1_ssevector_sse128_unaligned_load,
614 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
615 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
616 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
617 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
618 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
619 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
620 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
621 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
622 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
623 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
624 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
625 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
626 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
627 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
628 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
629 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
630 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
631 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
632 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
633 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
634 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
635 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
636 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
637 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
638 bdver1_ssediv_double_load, bdver1_ssediv_double,
639 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
640 Add "bdver2" attribute.
642 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
644 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
645 default if possible and not specified otherwise.
647 2012-02-21 Richard Guenther <rguenther@suse.de>
650 * gimplify.c (create_tmp_from_val): Use the main variant type
651 for the type of the temporary we create.
653 2012-02-21 Richard Guenther <rguenther@suse.de>
655 PR tree-optimization/52324
656 * gimplify.c (gimplify_expr): When re-gimplifying expressions
657 do not gimplify a MEM_REF address operand if it is already
660 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
662 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
663 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
665 2012-02-21 Richard Guenther <rguenther@suse.de>
667 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
670 2012-02-21 Jakub Jelinek <jakub@redhat.com>
672 PR tree-optimization/52318
673 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
674 vdef also to non-pure/const call stmts in the sequence.
676 2012-02-20 David S. Miller <davem@davemloft.net>
678 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
679 don't use the "rd %pc" instruction on v9 for PIC register loads.
681 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
684 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
685 in a transaction safe function.
687 2012-02-20 Kai Tietz <ktietz@redhat.com>
690 * stor-layout.c (place_field): Handle desired_align for
693 2012-02-20 Richard Guenther <rguenther@suse.de>
695 PR tree-optimization/52298
696 * tree-vect-stmts.c (vectorizable_store): Properly use
697 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
699 (vectorizable_load): Likewise.
700 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
701 Access DR_STEP after ensuring it is not NULL.
703 2012-02-20 Jakub Jelinek <jakub@redhat.com>
705 PR tree-optimization/52286
706 * fold-const.c (fold_binary_loc): For (X & C1) | C2
707 optimization use double_int_to_tree instead of build_int_cst_wide,
708 rewrite to use double_int vars.
710 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
713 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
715 Remove -e 0 from $gcc_cv_ld invocation.
716 Only use __GLIBC_PREREQ if defined.
717 Enable on Solaris since Solaris 8 patch.
718 (gcc_SUN_LD_VERSION): New macro.
719 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
720 gcc_SUN_LD_VERSION for version number format.
721 * configure: Regenerate.
722 * varasm.c (get_elf_initfini_array_priority_section): Set
723 SECTION_NOTYPE for non-default priority.
724 Use get_section instead of get_unnamed_section to emit
725 .init_array/.fini_array with default priority.
727 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
729 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
730 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
731 (mips_start_unique_function, mips_output_mips16_rdhwr)
732 (mips_code_end): New functions.
733 (TARGET_ASM_CODE_END): Define.
735 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
737 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
738 to stubs with non-sibling calls.
740 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
742 * doc/invoke.texi (-fira-* options): Copy-edit.
743 (ira-* parameters): Copy-edit.
745 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
747 * doc/invoke.texi: Minor copy-edits to bring into conformance with
748 GCC coding conventions.
750 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
752 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
753 when used as adjectives.
755 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
757 * doc/invoke.texi: Clean up "that"/"which" confusion.
759 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
761 * system.h: Poison SMALL_REGISTER_CLASSES
762 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
763 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
765 2012-02-16 Jakub Jelinek <jakub@redhat.com>
767 PR tree-optimization/52285
768 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
769 when deciding if a call is a tail call or tail recursion.
771 2012-02-16 Kai Tietz <ktietz@redhat.com>
773 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
774 interger-constant displacement for UNSPEC_PCREL.
776 2012-02-16 Jakub Jelinek <jakub@redhat.com>
778 PR rtl-optimization/52208
779 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
780 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
782 PR tree-optimization/52255
783 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
784 loop->header has virtual PHI, but exit_e->dest doesn't, add
785 virtual PHI to exit_e->dest and adjust all uses after the loop.
788 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
789 children with clone_tree_hash, not after it.
791 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
793 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
794 extended identifiers.
796 2012-02-16 Jakub Jelinek <jakub@redhat.com>
799 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
800 a same_body_alias, also test whether e->callee isn't a former
801 or current clone of the decl this is a same body alias of.
804 * cgraphunit.c (verify_cgraph_node): Fix a typo.
806 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
808 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
810 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
813 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
814 force_reg instead of copy_to_reg for better optimization. Force
815 non-register or memory operands into a register.
817 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
819 * extend.texi: Reserve upper bits of memory model for future use.
821 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
822 Anatoly Sokolov <aesok@post.ru>
823 Eric Weddington <eric.weddington@atmel.com>
826 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
827 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
828 Rewrite initializers for .macro.
829 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
830 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
831 atxmega32d4, atxmega32x1.
832 avrxmega4: atxmega64a3, atxmega64d3.
833 avrxmega5: atxmega64a1, atxmega64a1u.
834 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
835 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
836 avrxmega7: atxmega128a1, atxmega128a1u.
837 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
838 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
839 (struct base_arch_s): Rename reserved to xmega_p.
840 Rename reserved2 to have_rampd.
841 (AVR_XMEGA): New define.
842 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
843 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
844 * config/avr/predicates.md (io_address_operand): Take into
846 (low_io_address_operand): Ditto.
847 (high_io_address_operand): Ditto.
848 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
849 (enabled, movhi_sp_r): Use them.
850 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
851 cpp_define_formatted to built-in define __AVR_ARCH__.
852 (__AVR_XMEGA__): New built-in define.
853 (__AVR_HAVE_RAMPD__): New built-in define.
854 (__AVR_HAVE_RAMPX__): New built-in define.
855 (__AVR_HAVE_RAMPY__): New built-in define.
856 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
858 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
859 (avr_option_override): Initialize them.
860 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
861 (avr_init_expanders): Initialize them. No more block several calls.
862 (emit_push_sfr): New static function.
863 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
865 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
866 (avr_print_operand): Print addreeses as symbols for
867 RAMPX, RAMPY, RAMPD, CCP.
868 (output_movhi): Handle AVR_XMEGA when writing to SP.
869 (avr_out_movhi_mr_r_xmega): New static function.
870 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
871 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
872 __RAMPD__, __CCP__ as needed.
874 * config/avr/multilib.h: Regenerate.
875 * config/avr/t-multilib: Regenerate.
876 * config/avr/avr-tables.opt: Regenerate.
878 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
880 PR tree-optimization/50561
881 * graphite-flattening.c (lst_project_loop): Do not
882 remove old scattering dimensions after flattening.
883 (lst_do_flatten): Likewise.
885 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
887 * doc/extend.texi (AVR Built-in Functions): Remove doc for
888 __builtin_avr_map8, __builtin_avr_map16.
889 Document __builtin_avr_insert_bits.
891 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
892 (insert_bits): New insn.
893 (adjust_len.map_bits): Rename to insert_bits.
894 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
895 * avr-protos.h (avr_out_map_bits): Remove.
896 (avr_out_insert_bits, avr_has_nibble_0xf): New.
897 * config/avr/constraints.md (Cxf,C0f): New.
898 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
899 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
900 New built-in define __BUILTIN_AVR_INSERT_BITS.
901 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
902 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
903 (avr_move_bits): Rewrite.
904 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
906 (avr_map_op_t): New typedef.
907 (avr_map_op): New static variable.
908 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
909 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
910 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
911 (bdesc_3arg, avr_expand_triop_builtin): New.
912 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
913 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
914 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
915 (avr_map_equal_p, avr_map_sig_p): Remove.
916 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
917 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
918 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
919 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
920 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
921 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
923 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
925 * config/c6x/c6x.md (reserve_cycles): New attribute.
926 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
927 don't reserve functional units after the branch occurs.
929 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
932 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
933 functions into non-tm_pure functions.
935 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
938 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
939 (iterative_hash_canonical_type): Likewise.
940 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
943 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
945 * haifa-sched.c (prune_ready_list): Ensure that if there is a
946 sched-group insn, it either remains alone or the entire list is pruned.
948 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
950 * doc/install.texi (Prerequisites): Fix grammar.
951 (Configuration): Likewise.
953 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
955 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
956 MPC as part of GCC before describing configuring with --with-gmp etc.
957 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
960 2012-02-14 Jakub Jelinek <jakub@redhat.com>
963 * dwarf2out.c (clone_tree_hash): New function.
964 (copy_decls_walk): Use it instead of clone_tree.
966 2012-02-14 Richard Guenther <rguenther@suse.de>
968 PR tree-optimization/52244
969 PR tree-optimization/51528
970 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
971 replacements for integral types.
973 2012-02-14 Walter Lee <walt@tilera.com>
975 * config.gcc: Handle tilegx and tilepro.
976 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
978 Add HAVE_AS_TLS check for tilegx and tilepro.
979 * configure: Regenerate.
980 * doc/contrib.texi: Add Mat Hostetter and self.
981 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
982 Document instruction intrinsics and network accessing intrinsics.
983 (TILEPro Built-in Functions): New node. Document instruction
984 intrinsics and network accessing intrinsics.
985 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
986 (Specific, tilepro-*-linux*): Likewise.
987 * doc/invoke.texi (TILE-Gx Options): New section.
988 (TILEPro Options): New section.
989 * doc/md.texi (TILE-Gx): New section.
990 (TILEPro): New section.
991 * common/config/tilegx/tilegx-common.c: New file.
992 * common/config/tilepro/tilepro-common.c: New file.
993 * config/tilegx/constraints.md: New file.
994 * config/tilegx/linux.h: New file.
995 * config/tilegx/mul-tables.c: New file.
996 * config/tilegx/predicates.md: New file.
997 * config/tilegx/sync.md: New file.
998 * config/tilegx/t-tilegx: New file.
999 * config/tilegx/tilegx-builtins.h: New file.
1000 * config/tilegx/tilegx-c.c: New file.
1001 * config/tilegx/tilegx-generic.md: New file.
1002 * config/tilegx/tilegx-modes.def: New file.
1003 * config/tilegx/tilegx-multiply.h: New file.
1004 * config/tilegx/tilegx-protos.h: New file.
1005 * config/tilegx/tilegx.c: New file.
1006 * config/tilegx/tilegx.h: New file.
1007 * config/tilegx/tilegx.md: New file.
1008 * config/tilegx/tilegx.opt: New file.
1009 * config/tilepro/constraints.md: New file.
1010 * config/tilepro/gen-mul-tables.cc: New file.
1011 * config/tilepro/linux.h: New file.
1012 * config/tilepro/mul-tables.c: New file.
1013 * config/tilepro/predicates.md: New file.
1014 * config/tilepro/t-tilepro: New file.
1015 * config/tilepro/tilepro-builtins.h: New file.
1016 * config/tilepro/tilepro-c.c: New file.
1017 * config/tilepro/tilepro-generic.md: New file.
1018 * config/tilepro/tilepro-modes.def: New file.
1019 * config/tilepro/tilepro-multiply.h: New file.
1020 * config/tilepro/tilepro-protos.h: New file.
1021 * config/tilepro/tilepro.c: New file.
1022 * config/tilepro/tilepro.h: New file.
1023 * config/tilepro/tilepro.md: New file.
1024 * config/tilepro/tilepro.opt: New file.
1026 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1028 PR tree-optimization/52210
1029 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1030 vect_model_simple_cost with two entry vect_def_type array instead
1031 of an address of dt.
1033 2012-02-14 Richard Guenther <rguenther@suse.de>
1036 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1037 Do not stream DECL_QUALIFIER.
1038 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1039 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1040 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1042 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1045 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1048 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1051 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1052 * cselib.c (cselib_subst_to_values_from_insn): New function.
1053 * sched-deps.c (add_insn_mem_dependence,
1054 sched_analyze_1, sched_analyze_2): Use it.
1056 2012-02-13 Jan Hubicka <jh@suse.cz>
1059 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1061 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1063 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1064 (GTM_SELF_SPECS): Define if not already defined.
1065 (driver_self_specs): Add GTM_SELF_SPECS.
1066 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1067 (GTM_SELF_SPECS): Define.
1068 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1069 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1071 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1073 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1076 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1079 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1080 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1082 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1085 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1087 2012-02-13 Richard Guenther <rguenther@suse.de>
1089 PR translation/52211
1090 * passes.c (enable_disable_pass): Fix typo.
1092 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1095 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1096 XOR for reduce_bit_field if type is unsigned.
1098 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1100 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1101 disallow changes from SFmode to mode with different size in FP regs.
1103 2012-02-12 Robert Millan <rmh@gnu.org>
1104 Gerald Pfeifer <gerald@pfeifer.com>
1106 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1109 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1111 PR rtl-optimization/52175
1112 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1113 to frame-related instructions.
1115 2012-02-10 Jason Merrill <jason@redhat.com>
1118 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1119 (demangle_new_symbols): Fill it.
1120 (scan_linker_output): Walk it.
1121 (start_tweaking): Split out from scan_linker_output.
1122 (maybe_tweak): Update sym->chosen.
1123 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1125 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1128 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1130 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1132 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1133 having the same mode as previous compare.
1135 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1137 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1138 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1139 (nonlocal_goto_internal): Likewise.
1140 (nonlocal_goto): Emit a use and an indirect jump directly.
1142 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1145 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1146 __atomic_{is,always}_lock_free.
1148 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1151 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1152 negative constant address for x32.
1154 2012-02-10 Richard Henderson <rth@redhat.com>
1156 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1157 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1158 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1160 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1161 Ira Rosen <irar@il.ibm.com>
1163 PR tree-optimization/50031
1164 * targhooks.c (default_builtin_vectorization_cost): Handle
1166 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1167 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1168 all types of reduction and pattern statements.
1169 (vect_estimate_min_profitable_iters): Likewise.
1170 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1171 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1172 for explicit realigns.
1173 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1174 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1176 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1177 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1178 vec_perm for VSX and handle vec_promote_demote.
1180 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1183 * builtins.c (fold_builtin_atomic_always_lock_free,
1184 expand_builtin_atomic_always_lock_free,
1185 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1186 Return and/or test boolean_true_node/boolean_false_node instead of
1187 integer_one_node/integer_zero_node.
1189 2012-02-10 Jan Hubicka <jh@suse.cz>
1192 * predict.c (predict_paths_for_bb): Prevent looping.
1193 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1195 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1197 * config/arm/arm.c (output_move_double): In one case properly
1198 count number of instructions that will be emitted.
1200 2012-02-10 Richard Guenther <rguenther@suse.de>
1202 PR translation/52193
1203 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1205 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1208 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1210 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1213 * var-tracking.c (emit_note_insn_var_location): If
1214 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1215 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1216 non-NOTE_DURING_CALL_P insn.
1218 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1221 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1223 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1226 * gcc.c (switch_matches) Support switches with separated form,
1229 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1231 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1233 (RAMPZ_ADDR): Ditto.
1234 * config/avr/avr.c (avr_addr_t): New typedef.
1235 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1236 (avr_init_expanders): Initialize it.
1237 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1239 (expand_epilogue): Ditto.
1240 (avr_print_operand): Ditto.
1241 (avr_file_start): Ditto.
1242 (avr_emit_movmemhi): Ditto.
1244 2012-02-08 Richard Guenther <rguenther@suse.de>
1246 PR tree-optimization/46886
1247 * tree-flow.h (do_while_loop_p): Declare.
1248 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1249 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1251 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1253 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1254 always succeed for integers larger than a native word.
1256 2012-02-08 Richard Guenther <rguenther@suse.de>
1258 PR rtl-optimization/52170
1259 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1260 properly handle integer vector modes.
1262 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1264 PR gcov-profile/52150
1265 * coverage.c: Include target.h.
1266 (build_var): Call targetm.strip_name_encoding on the assembler name.
1267 Change one _ into . or $ if the target allows it.
1268 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1270 PR rtl-optimization/52139
1271 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1272 is a BARRIER after emit_insn_after_noloc, move BB_END
1273 to the last non-BARRIER insn before it.
1275 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1278 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1279 (mips_gimplify_va_arg_expr): Call it instead of
1280 std_gimplify_va_arg_expr.
1282 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1284 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1285 message for -mno-pointers-to-nested-function.
1287 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1290 * expr.c (get_inner_reference): If there is an offset, add a negative
1291 bit position to it (if any).
1293 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1295 PR rtl-optimization/52060
1296 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1297 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1298 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1299 and/or i0src_copy2 when needed.
1301 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1303 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1304 or LTOPLUGINSONAME if have_c.
1306 * config/freebsd-spec.h: Add comment about what macros can be defined
1308 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1309 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1312 2012-02-07 Richard Guenther <rguenther@suse.de>
1314 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1315 newline in -alias dumps.
1317 2012-02-07 Kai Tietz <ktietz@redhat.com>
1318 Dave Korn <dave.korn.cygwin@gmail.com>
1321 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1322 Take care that typinfo gets dllexport-attribute.
1324 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1327 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1328 if modifier < EXPAND_SUM call force_operand on the result.
1330 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1332 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1333 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1335 (epiphany_function_type): Replace types for specific interrupts with
1336 EPIPHANY_FUNCTION_INTERRUPT.
1337 (EPIPHANY_INTERRUPT_P): Update.
1338 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1339 New static function.
1340 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1341 <disinterrupt>: Affects type identity.
1342 (epiphany_handle_interrupt_attribute): Handle variable number of
1344 (epiphany_compute_function_type): Update for new
1345 epiphany_function_type definition.
1346 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1347 handlers with a longcall forwarder.
1348 (epiphany_start_function): Handle multiple interrupt arguments and/or
1349 forwarder_section attribute.
1351 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1354 2012-02-07 Alan Modra <amodra@gmail.com>
1357 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1360 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1362 PR tree-optimization/50969
1363 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1364 use vec_perm rather than vector_stmt.
1365 (vect_model_load_cost): Likewise.
1366 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1367 vec_perm to be the same as other vector statements.
1368 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1369 cost of vec_perm for TARGET_VSX.
1371 2012-02-06 Richard Guenther <rguenther@suse.de>
1373 PR tree-optimization/52115
1374 * tree-sra.c (access_has_replacements_p): New function.
1375 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1377 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1380 * trans-mem.c (expand_call_tm): Add an assertion.
1381 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1384 2012-02-06 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/50955
1387 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1388 raise cost of expressions that replace an address with an
1389 expression based on a different pointer.
1391 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1394 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1395 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1397 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1400 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1401 -Weffc++ and specify guidelines come from second edition.
1403 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1405 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1406 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1407 (call_direct_split, call_value_split, call_value_internal_direct)
1408 (call_value_direct_split, call_value_multiple_split): Use jal and
1409 jal_macro attributes.
1411 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1413 * reload1.c (reload_regs_reach_end_p): Replace with...
1414 (reload_reg_rtx_reaches_end_p): ...this function.
1415 (new_spill_reg_store): Update commentary.
1416 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1417 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1418 before setting new_spill_reg_store.
1419 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1420 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1421 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1422 for non-spill reload registers.
1424 2012-02-05 Ira Rosen <irar@il.ibm.com>
1426 PR tree-optimization/52091
1427 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1428 (vect_is_simple_use_1): Likewise.
1429 * tree-vect-loop.c (vectorizable_reduction): Update calls
1430 to vect_is_simple_use_1 and vect_is_simple_use.
1431 (vectorizable_live_operation): Likewise.
1432 * tree-vect-patterns.c (widened_name_p,
1433 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1434 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1435 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1436 vectorizable_shift,vectorizable_operation, vectorizable_store,
1437 vectorizable_load): Likewise.
1438 (vect_is_simple_cond): Add an argument, pass it to
1439 vect_is_simple_use_1.
1440 (vectorizable_condition): Update calls to vect_is_simple_cond,
1442 (vect_is_simple_use): Add an argument, the statement in which
1443 OPERAND is used. Check that if OPERAND's def stmt is a double
1444 reduction phi node, the use is a phi node too.
1445 (vect_is_simple_use_1): Add an argument, pass it to
1447 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1448 to vect_is_simple_use.
1450 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1452 PR rtl-optimization/52095
1453 * modulo-sched.c (dump_insn_locator): New function.
1454 (loop_canon_p, sms_schedule): Use it.
1456 PR rtl-optimization/52113
1457 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1458 even for decomposable shift/zext insns.
1460 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1461 Zdenek Dvorak <ook@ucw.cz>
1463 PR rtl-optimization/52092
1464 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1465 on get_iv_value result.
1467 2012-02-02 Andrew Pinski <apinski@cavium.com>
1471 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1473 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1476 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1478 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1480 PR rtl-optimization/49800
1481 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1482 (sched_finish): Call regstat_free_n_sets_and_refs.
1484 2012-02-02 Jia Liu <proljc@gmail.com>
1486 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1489 2012-02-02 Jan Hubicka <jh@suse.cz>
1490 Tom de Vries <tom@codesourcery.com>
1493 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1494 * varpool.c (varpool_analyze_pending_decls): Likewise.
1496 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1497 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1499 * config.gcc: Add cr16-* support.
1501 * doc/extend.texi: Document cr16 extensions.
1502 * doc/install.texi: Document cr16 install.
1503 * doc/invoke.texi: Document cr16 options.
1504 * doc/md.texi: Document cr16 constraints.
1506 * common/config/cr16/cr16-common.c: New file.
1507 * config/cr16/cr16.c: New file.
1508 * config/cr16/cr16.h: New file.
1509 * config/cr16/cr16.md: New file.
1510 * config/cr16/cr16.opt: New file.
1511 * config/cr16/cr16-protos.h: New file.
1512 * config/cr16/predicates.md: New file.
1513 * config/cr16/constraints.md: New file.
1514 * config/cr16/t-cr16: New file.
1516 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1519 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1520 that operands[2] is either immediate, or q_regs_operand.
1522 PR tree-optimization/52073
1523 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1524 a pattern stmt for pattern uses, ignore uses outside of the loop.
1526 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1528 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1529 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1530 (OUT_AS1, OUT_AS2): Remove.
1532 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1534 PR rtl-optimization/51374
1535 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1536 to cross other volatile_refs_p insns.
1538 2012-02-01 Richard Guenther <rguenther@suse.de>
1540 * doc/invoke.texi (fno-inline): Clarify documentation.
1541 (finline-small-functions): Likewise.
1542 (finline-functions): Likewise.
1543 * common.opt (finline): Adjust comment and documentation.
1544 (finline-small-functions): Clarify documentation.
1545 (finline-functions): Likewise.
1546 (finline-functions-called-once): Likewise.
1548 2012-02-01 Tristan Gingold <gingold@adacore.com>
1550 * c-typeck.c (composite_type): Keep mode for pointers.
1552 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1554 * function.h (regno_reg_rtx): Adjust comment.
1555 * reginfo.c (init_reg_modes_target): Only use the previous mode
1556 if it fits within one register. Remove MIPS comment.
1558 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1561 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1563 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1565 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1566 to srak instruction.
1568 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1570 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1572 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1577 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1579 2012-01-31 Richard Guenther <rguenther@suse.de>
1581 PR tree-optimization/51528
1582 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1585 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1590 * ree.c (add_removable_extension): Change def_map argument
1591 to unsigned *, store in def_map 1 + offset into *insn_list vector
1592 instead of pointers into the vector.
1593 (find_removable_extensions): Adjust caller.
1595 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1597 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1598 Transform all "* quoted-c-code" to { c-code }.
1599 Remove redundant test for "optimize" in combine patterns.
1600 Move (include "avr-dimode.md") to end of file.
1602 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1605 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1606 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1608 2012-01-30 Richard Guenther <rguenther@suse.de>
1610 PR tree-optimization/52028
1611 * tree-loop-distribution.c (ldist_gen): Properly update
1614 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1617 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1618 set_cur_line_info_table if not emitting debug info.
1620 PR tree-optimization/52046
1621 * tree-vect-patterns.c (check_bool_pattern): Give up if
1622 a comparison could throw.
1625 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1627 2012-01-30 Richard Guenther <rguenther@suse.de>
1629 PR tree-optimization/52045
1630 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1631 SSA form if cfgcleanup did anything.
1633 2012-01-30 Richard Guenther <rguenther@suse.de>
1635 PR tree-optimization/52045
1636 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1637 before computing final todo.
1639 2012-01-30 Richard Guenther <rguenther@suse.de>
1641 PR tree-optimization/51528
1642 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1645 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1647 * df-problems.c (df_kill_notes): Check that the use refers
1648 to the note under examination.
1650 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1653 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1654 parameter and use short-lived pseudos.
1655 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1656 (sparc_expand_vector_init): Const-ify local variables and adjust
1657 calls to above functions.
1659 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1661 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1663 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1665 * doc/invoke.texi: Make usage of "compile time" and
1666 "run time"/"runtime" consistent throughout the file.
1668 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1670 * config/alpha/alpha.c (alpha_option_override): Default to
1671 full IEEE compliance mode for Go language.
1673 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1675 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1676 (LINK_SSP_SPEC): Define.
1678 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1681 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1684 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1686 * doc/invoke.texi: Correct hyphenation of "floating point",
1687 "double precision", and related terminology throughout the file.
1689 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1692 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1693 arm_general_register_operand predicate for operand 2 instead of
1696 2012-01-27 Ian Lance Taylor <iant@google.com>
1699 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1700 * builtins.c (expand_builtin_init_trampoline): Add onstack
1701 parameter. Change caller.
1702 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1703 * tree.c (build_common_builtin_nodes): Declare
1704 __builtin_init_heap_trampoline.
1706 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1708 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1709 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1710 * config/avr/avr.c: Ditto.
1711 (avr_regnames): Remove because unused.
1712 * config/avr/avr.md (*cpse.ne): New peephole.
1713 (*cpse.eq): New peephole from former cpse peepholes.
1715 2012-01-27 Michael Eager <eager@eagercon.com>
1717 * config/microblaze.c (microblaze_emit_compare): Correct
1718 test after pcmp instruction.
1720 2012-01-27 Richard Guenther <rguenther@suse.de>
1722 PR tree-optimization/52020
1723 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1725 2012-01-27 Richard Guenther <rguenther@suse.de>
1727 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1728 function non-const/pure.
1730 2012-01-27 Richard Guenther <rguenther@suse.de>
1732 PR tree-optimization/50444
1733 * tree-sra.c (build_ref_for_offset): Properly adjust the
1734 MEM_REF type for unaligned accesses.
1736 2012-01-27 Richard Guenther <rguenther@suse.de>
1738 PR tree-optimization/50444
1739 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1740 (expand_assignment): Use it. Properly handle misaligned
1741 bases when expanding stores to component references.
1742 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1745 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1748 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1749 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1750 * tree-data-ref.c (find_data_references_in_loop): Make static.
1751 (compute_all_dependences): Change return type to bool. Bail out
1752 for too many datarefs in a loop. Move the hunk resetting the data
1753 dependences vector from ...
1754 (compute_data_dependences_for_loop): ... here. Account for
1755 compute_all_dependences returning false.
1756 (compute_data_dependences_for_bb): Likewise.
1757 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1758 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1760 2012-01-27 Richard Guenther <rguenther@suse.de>
1763 * expr.c (store_field): Use the alias-set of the scratch memory
1766 2012-01-27 Tom de Vries <tom@codesourcery.com>
1768 PR tree-optimization/51990
1769 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1771 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1773 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1776 * var-tracking.c (reverse_op): Don't add any reverse operation
1777 if V already has any constant locations.
1779 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1781 * doc/invoke.texi: Correct usage of "command line" (noun)
1782 vs "command-line" (adjective) throughout.
1784 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1786 * doc/invoke.texi (Language Independent Options): Move
1787 -Wcoverage-mismatch blurb from here....
1788 (Warning Options): ...to here.
1790 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1792 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1793 Set rs6000_always_hint to false for 476.
1795 2012-01-27 Matthias Klose <doko@ubuntu.com>
1797 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1799 * incpath.c (add_standard_paths): Likewise.
1801 2012-01-27 Richard Henderson <rth@redhat.com>
1803 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1804 * config/m68k/sync.md (atomic_test_and_set): Rename from
1805 sync_test_and_setqi and adjust the operands.
1806 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1807 and unconditionally enable.
1809 2012-01-27 Richard Henderson <rth@redhat.com>
1811 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1812 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1813 (ldstub): Rename from ldstubqi.
1814 (ldstub<I24MODE>): Remove.
1816 2012-01-27 Richard Henderson <rth@redhat.com>
1818 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1819 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1820 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1821 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1822 * doc/tm.texi: Rebuild.
1824 2012-01-27 Richard Henderson <rth@redhat.com>
1826 * optabs.c (gen_atomic_test_and_set): Remove default.
1827 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1829 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1831 PR rtl-optimization/51978
1832 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1833 (combine_reaching_defs): Likewise.
1834 (struct re_info): Remove.
1835 (add_removable_extension): Remove x and data arguments,
1836 add insn, insn_list and def_map. Use the arguments directly
1837 instead of using struct re_info.
1838 (find_removable_extensions): Don't call add_removable_extension
1839 through note_stores, instead just call it with single_set
1841 (find_and_remove_re): Pass curr_cand->expr instead of
1842 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1844 2012-01-26 Michael Matz <matz@suse.de>
1846 PR tree-optimization/46590
1847 * cfgexpand.c: Revert last change (r183305).
1848 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1850 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1851 checking for emptiness.
1853 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1856 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1857 non-addressable non-BLKmode base correctly.
1859 2012-01-26 Michael Matz <matz@suse.de>
1861 PR tree-optimization/48794
1862 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1863 regions referenced from RESX/EH_DISPATCH.
1865 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1867 * config/s390/s390.h: Make BRANCH_COST an option.
1868 * config/s390/s390.opt: New option -mbranch-cost.
1870 2012-01-26 Richard Henderson <rth@redhat.com>
1872 Revert 2012-01-24 change:
1873 * trans-mem.c (requires_barrier): Do not instrument thread local
1874 variables and emit save/restore for them.
1876 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1879 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1882 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1884 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1887 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1890 Rename __pgm to __flash.
1891 Rename __pgm1 to __flash1.
1892 Rename __pgm2 to __flash2.
1893 Rename __pgm3 to __flash3.
1894 Rename __pgm4 to __flash4.
1895 Rename __pgm5 to __flash5.
1896 Rename __pgmx to __memx.
1897 * doc/extend.texi (AVR Named Address Spaces)
1898 Rename address space names as indicated above.
1899 * config/avr/avr.c (avr_addrspace): Ditto.
1901 * config/avr/avr-protos.h
1902 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1903 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1904 * config/avr/predicates.md: Ditto.
1905 * config/avr/avr.c Ditto, and
1906 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1907 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1909 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1910 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1911 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1912 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1913 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1914 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1915 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1916 * config/avr/avr.c: Ditto.
1917 * config/avr/avr.md: Ditto.
1919 2012-01-25 Jason Merrill <jason@redhat.com>
1922 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1924 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1926 PR tree-optimization/51987
1927 * tree-data-ref.c (get_references_in_stmt): Handle references in
1928 non-volatile GIMPLE_ASM.
1930 2012-01-25 Richard Guenther <rguenther@suse.de>
1932 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1933 bases are dereferenced.
1935 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1937 PR rtl-optimization/48374
1938 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1940 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1942 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1943 compute_data_dependences_for_loop returns false.
1944 * tree-parloops.c (loop_parallel_p): Likewise.
1946 2012-01-25 Richard Guenther <rguenther@suse.de>
1948 * tree.h (get_pointer_alignment_1): Declare.
1949 * builtins.c (get_pointer_alignment_1): New function.
1950 (get_pointer_alignment): Use it.
1952 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1954 PR rtl-optimization/48308
1955 * combine.c (enum undo_kind): Add UNDO_LINKS.
1956 (struct undo): Add member l to other_contents and where.
1957 (do_SUBST_LINK): New.
1959 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1960 (undo_all): Handle UNDO_LINKS.
1962 2012-01-25 Richard Henderson <rth@redhat.com>
1964 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1967 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1969 * optabs.c (gen_atomic_test_and_set): Use each argument.
1971 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1973 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1974 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1975 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1976 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1977 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1978 TARGET_PAIRED_SINGLE_FLOAT.
1980 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1982 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1983 (in_struct, return_val): Remove MEM documentation.
1984 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1985 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1986 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1988 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1989 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1990 * expr.c (store_field): Likewise.
1991 * function.c (assign_stack_temp_for_type): Likewise.
1992 * ifcvt.c (noce_try_cmove_arith): Likewise.
1993 * reload1.c (reload): Likewise.
1994 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1995 (alpha_set_memflags): Likewise.
1996 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1998 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2000 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2002 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2003 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2004 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2006 * cselib.c (cselib_rtx_varies_p): Delete.
2007 (cselib_invalidate_mem): Update call to canon_true_dependence.
2008 * dse.c (record_store, check_mem_read_rtx): Likewise.
2009 (scan_reads_nospill): Likewise.
2010 * cse.c (check_dependence): Likewise.
2011 (cse_rtx_varies_p): Delete.
2012 * expr.c (safe_from_p): Update call to true_dependence.
2013 * ira.c (validate_equiv_mem_from_store): Likewise.
2014 (memref_referenced_p): Likewise.
2015 * postreload-gcse.c (find_mem_conflicts): Likewise.
2016 * sched-deps.c (sched_analyze_2): Likewise.
2017 * store-motion.c (load_kills_store): Likewise.
2018 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2019 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2020 (compute_transp): Update call to canon_true_dependence.
2022 2012-01-25 Richard Henderson <rth@redhat.com>
2024 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2025 (maybe_emit_atomic_test_and_set): New.
2026 (expand_sync_lock_test_and_set): Use it.
2027 (expand_atomic_test_and_set): Likewise.
2028 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2029 the implementation; clarify implementation defined details.
2030 * doc/md.texi (atomic_test_and_set): Document.
2032 2012-01-25 Richard Henderson <rth@redhat.com>
2034 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2036 2012-01-25 Richard Henderson <rth@redhat.com>
2039 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2040 to effect no-op split.
2042 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2045 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2046 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2047 (BT_FN_VOID_PTR_INT_SIZE): New.
2048 (BT_FN_UINT_UINT_VAR): Remove.
2049 (BT_FN_UINT32_UINT32_VAR): New.
2050 (BT_FN_DOUBLE_VPTR): Remove.
2051 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2053 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2054 (_ITM_changeTransactionMode): Same.
2055 (_ITM_memmoveRtWt): Change return type to void.
2056 (_ITM_memcpyRtWt): Same.
2057 (_ITM_memsetW): Same.
2058 (_ITM_RaRD): Change types to double.
2063 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2065 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2066 Patrick Marlier <patrick.marlier@gmail.com>
2068 * trans-mem.c (requires_barrier): Do not instrument thread local
2069 variables and emit save/restore for them.
2071 2012-01-24 Jason Merrill <jason@redhat.com>
2074 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2075 output static aliases.
2077 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2080 * common.opt (-pie, -shared, pie, shared): Change from Common to
2082 * gcc.c (display_help): Display help for -pie and -shared.
2084 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2087 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2088 Remove note on size/offset limitation.
2089 (AVR Variable Attributes): Add example how to read data located
2090 with progmem. Refer to named address spaces.
2091 * doc/invoke.texi (AVR Options): Fix typo.
2093 2012-01-24 Richard Guenther <rguenther@suse.de>
2095 Forward-port to trunk
2096 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2099 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2100 op0 isn't sufficiently aligned and there is movmisalignM
2101 insn for mode, use it to load op0 into a temporary register.
2103 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2106 * target.def (const_not_ok_for_debug_p): New hook.
2107 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2109 * doc/tm.texi: Regenerated.
2110 * dwarf2out.c (const_ok_for_output_1): If
2111 targetm.const_not_ok_for_debug_p returns true, fail.
2112 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2114 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2116 2012-01-23 Kai Tietz <ktietz@redhat.com>
2119 * config/i386/predicates.md (symbolic_operand): Allow
2120 UNSPEC_PCREL as PIC expression for lea.
2121 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2122 * config/i386/i386.c (ix86_delegitimize_address): Handle
2123 UNSPEC_PCREL for none-MEM, too.
2125 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2127 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2128 (ipa_tm_create_version_alias): Same.
2130 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2133 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2134 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2136 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2137 Patrick Marlier <patrick.marlier@gmail.com>
2138 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2141 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2142 simple_object_start_read.
2144 2012-01-23 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/51895
2148 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2149 parameter decomposition into BLKmode components.
2151 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2153 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2154 fake variables for restrict-qualified pointers whose pointed-to type
2155 contains a placeholder.
2157 2012-01-23 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/51949
2160 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2162 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2164 PR rtl-optimization/51933
2165 * ree.c (transform_ifelse): Return true right away if dstreg is
2166 already wider or equal to cand->mode.
2167 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2168 (make_defs_and_copies_lists): Remove defs_list and copies_list
2169 arguments, add state argument, just truncate state->work_list
2170 instead of always allocating and freeing the vector. Assert that
2171 get_defs succeeds instead of returning 2. Changed return type to bool.
2172 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2173 have ext_src_mode, see if it has been modified already with the
2174 right kind of extension and has been extended before from the
2175 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2176 just return true. Remember the original mode in state->modified array.
2177 (combine_reaching_defs): Add state argument. Don't allocate and
2178 free here def_list, copied_list and vec vectors, instead just
2179 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2180 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2181 Add state variable, clear vectors in it, initialize state.modified
2182 if needed. Free all the vectors at the end and state.modified too.
2183 Don't skip a candidate if the extension expression has been modified.
2185 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2188 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2189 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2190 (extra_options) interix.opt -> i386/interix.opt"
2191 (extra_objs):Add winnt-stubs.o
2192 * configure.ac: Add interix to target_os .comm on PE check.
2193 * configure: Regenerate.
2194 * config/interix3.h: Delete and move bits to..
2195 * config/interix.h: Delete and move bits to..
2196 * config/i386/i386-interix3.h: Delete and move bits to..
2197 * config/i386/i386-interix.h: ..here.
2198 (TARGET_CPU_DEFAULT): Remove redefinition.
2199 (TARGET_ASM_CONSTRUCTOR): Undefine.
2200 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2201 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2202 (PTRDIFF_TYPE): Define.
2203 (LONG_DOUBLE_TYPE_SIZE): Define.
2204 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2205 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2206 (TARGET_SECTION_TYPE_FLAGS): Define.
2207 (ASM_DECLARE_FUNCTION_NAME): Define.
2208 (ASM_OUTPUT_EXTERNAL): Define.
2209 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2210 (ASM_OUTPUT_ALIGNED_BSS): Define.
2211 (PCC_BITFIELD_TYPE_MATTERS): Define.
2212 (USE_CONST_SECTION): Define.
2213 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2214 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2215 (SUPPORTS_ONE_ONLY): Remove.
2216 (I386_PE_STRIP_ENCODING): Define.
2217 * config/interix.opt: Delete and move bits to..
2218 * config/i386/interix.opt: ..here. New.
2219 (mpe-aligned-commons): Add.
2220 * config/i386/t-interix: Add copyright header.
2221 (winnt-stubs.o): Add rule.
2223 2012-01-22 Jason Merrill <jason@redhat.com>
2226 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2227 for extra name aliases.
2229 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2231 PR rtl-optimization/51924
2232 * ree.c (combine_set_extension): Improve debugging message.
2233 (combine_reaching_defs): Likewise.
2234 (get_defs): Rename confusingly named variable.
2235 (find_and_remove_re): Skip a candidate if the extension expression has
2238 2012-01-21 Robert Millan <rmh@gnu.org>
2239 Gerald Pfeifer <gerald@pfeifer.com>
2241 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2242 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2244 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2246 PR tree-optimization/51914
2247 * tree-vect-stmts.c (vectorizable_conversion): For
2248 cvt_type && modifier == WIDEN, put temporary with cvt_type
2249 at the beginning of vec_dsts and set vec_dest to temporary
2252 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2254 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2256 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2258 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2259 * config/rs6000/rs6000.c: Likewise.
2261 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2264 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2265 output_move_double on a copy of operands array.
2267 2012-01-20 Cary Coutant <ccoutant@google.com>
2268 Dodji Seketeli <dodji@redhat.com>
2271 * dwarf2out.c (copy_declaration_context): Return ref to parent
2272 of declaration DIE, if necessary.
2273 (remove_child_or_replace_with_skeleton): Add new parameter; update
2274 caller. Place skeleton DIE under parent DIE of original declaration.
2275 Move call to copy_declaration_context to here ...
2276 (break_out_comdat_types): ... from here.
2278 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2280 PR rtl-optimization/51856
2281 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2284 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2287 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2288 hints for neon loads and stores.
2290 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2294 * doc/extend.texi (Named Address Spaces): Split into subsections.
2295 (AVR Named Address Spaces): New subsection.
2296 (M32C Named Address Spaces): New subsection.
2297 (RL78 Named Address Spaces): New subsection.
2298 (SPU Named Address Spaces): New subsection.
2299 (Variable Attributes): New anchor "AVR Variable Attributes".
2300 (AVR Variable Attributes): Rewrite and avoid wording
2301 "address space" in this context.
2302 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2303 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2304 (AVR Built-in Macros): New subsubsection therein.
2305 * doc/md.texi (AVR constraints): Remove "C04", "R".
2307 2012-01-20 Richard Guenther <rguenther@suse.de>
2309 PR tree-optimization/51903
2310 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2311 when removing stmts.
2313 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2316 * config/arm/arm.c (arm_load_pic_register): Use
2317 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2318 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2319 (arm_pic_static_addr): Likewise.
2320 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2321 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2322 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2323 (pic_load_addr_unified): New.
2325 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2328 * function.c (instantiate_virtual_regs_in_insn): Use
2329 delete_insn_and_edges when removing a wrong asm insn.
2331 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2333 PR rtl-optimization/40761
2334 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2335 Add new member loop_num.
2336 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2337 (ira_build): Remove the parameter.
2339 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2340 (ira.c): Do not build CFG loops for one region allocation. Remove
2341 argument from ira_build call.
2343 * ira-build.c (init_loop_tree_node): New function.
2344 (create_loop_tree_nodes): Use it. Separate the case when CFG
2345 loops are not built.
2346 (more_one_region_p): Check current_loops.
2347 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2349 (add_loop_to_tree): Process loop equal to NULL too.
2350 (form_loop_tree): Separate the case when CFG loops are not built.
2351 Use explicitly number for the root.
2352 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2354 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2355 instead of loop->num.
2356 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2357 (mark_all_loops_for_removal): Ditto.
2358 (remove_unnecessary_regions): Separate the case when CFG loops
2360 (ira_build): Remove the parameter. Use explicit number of regions
2361 when CFG loops are not built.
2363 * ira-color.c (print_loop_title): Separate the case for the root node.
2364 Use loop_num instead of loop->num.
2365 (move_spill_restore): Use loop_num instead of loop->num.
2367 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2368 (change_loop): Ditto.
2369 (change_loop): Use loop_num instead of loop->num.
2371 * ira-lives.c (process_bb_node_lives): Ditto.
2373 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2375 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2377 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2380 * tree-mudflap.c (mf_artificial): New function.
2381 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2382 mx_register_decls, mudflap_enqueue_decl): Use it.
2385 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2386 numbers in the insn pattern.
2388 2012-01-19 Michael Matz <matz@suse.de>
2390 PR tree-optimization/46590
2391 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2392 use it in remembering which conflicts we already created.
2393 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2396 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2399 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2400 (merge_and_complain): Same.
2402 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2405 * config/initfini-array.h: Guard content of the header
2406 with #ifdef HAVE_INITFINI_ARRAY.
2407 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2408 Add initfini-array.h to tm_file here.
2409 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2410 * config.gcc: Don't add initfini-array.h to tm_file here.
2411 * configure: Regenerated.
2413 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2415 PR rtl-optimization/51505
2416 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2417 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2418 (df_note_bb_compute): Update the call to df_kill_notes.
2420 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2422 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2424 2012-01-18 Richard Guenther <rguenther@suse.de>
2426 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2427 of conversions to void *.
2429 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2430 Richard Sandiford <rdsandiford@googlemail.com>
2434 * optabs.h (simplify_expand_binop): Declare.
2435 * optabs.c (simplify_expand_binop): Make global.
2436 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2437 endian targets if the source cannot be exactly covered by word
2440 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2443 * hard-reg-set.h (struct hard_reg_set_container): New type.
2444 * target.h (struct hard_reg_set_container): Forward declare.
2445 * target.def (set_up_by_prologue): New target hook.
2446 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2447 * doc/tm.texi: Regenerated.
2448 * function.c (thread_prologue_and_epilogue_insns): Change
2449 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2450 Call targetm.set_up_by_prologue on it.
2451 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2452 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2454 2012-01-17 Nick Clifton <nickc@redhat.com>
2456 * config/rx/rx.c (rx_can_use_simple_return): New function.
2457 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2458 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2460 2012-01-17 Richard Guenther <rguenther@suse.de>
2463 * expr.c (expand_assignment): Take address-space information
2464 from the address operand of MEM_REF and TARGET_MEM_REF.
2465 (expand_expr_real_1): Likewise.
2467 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2469 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2470 reload dump is requested.
2472 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2475 * trans-mem.c (requires_barrier): Call may_be_aliased.
2477 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2479 PR tree-optimization/51877
2480 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2481 call arguments and fndecls compare equal, instead return false if they
2482 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2483 both SSA_NAMEs that are valueized the same, or they satisfy
2486 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2488 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2490 * configure: Regenerate.
2492 2012-01-16 Jan Hubicka <jh@suse.cz>
2496 * convert.c (convert_to_integer): Use fold_convert for
2497 converting an INTEGER_CST to integer type.
2499 2012-01-16 Jason Merrill <jason@redhat.com>
2502 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2504 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2507 * config/s390/s390.c (s390_chunkify_start): Don't skip
2508 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2509 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2510 If insn is followed by NOTE_INSN_VAR_LOCATION or
2511 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2512 Don't use location of note insns.
2514 PR tree-optimization/51865
2515 * tree-inline.c (tree_function_versioning): Call remap_decl
2516 on DECL_RESULT whenever it has VOID_TYPE_P type.
2518 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2520 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2521 for calls to locally-binding MIPS16 functions if only the return
2522 type uses float regs.
2524 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2525 Richard Sandiford <rdsandiford@googlemail.com>
2527 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2528 (SYMBOL_32_HIGH): Likewise.
2529 (mips_output_tls_reloc_directive): Declare.
2530 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2531 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2532 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2533 (mips_lo_relocs, mips_hi_relocs): Make extern.
2534 (mips16_stub_function): Move up file.
2535 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2536 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2537 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2538 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2539 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2540 (mips_get_tp): Add MIPS16 support.
2541 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2542 Generalize DTPREL and TPREL handling.
2543 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2544 Add MIPS16 TLS support.
2545 (mips_output_tls_reloc_directive): New function.
2546 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2547 * config/mips/predicates.md (symbolic_operand_with_high)
2548 (tls_reloc_operand): New predicates.
2549 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2550 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2551 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2552 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2553 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2554 (*tls_get_tp_mips16_call_<mode>): Likewise.
2556 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2558 PR rtl-optimization/51821
2559 * recog.c (peep2_find_free_register): Determine clobbered registers
2562 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2565 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2566 * config/avr/avr.c: Likewise.
2567 * config/avr/avr.h: Likewise.
2569 2012-01-13 Ian Lance Taylor <iant@google.com>
2572 * tree.h (TYPE_QUALS): Add cast to int.
2573 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2575 2012-01-13 Ian Lance Taylor <iant@google.com>
2577 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2578 comparing param_index to VEC_length result.
2580 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2582 * c-decl.c: Do not include tree-mudflap.h
2583 * tree-optimize.c: Likewise.
2584 * Makefile.in: Update dependencies.
2586 2012-01-13 Richard Guenther <rguenther@suse.de>
2589 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2590 variable-sized result always use RSO.
2592 2012-01-12 DJ Delorie <dj@redhat.com>
2594 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2595 pointer type, not just the default pointer type.
2597 2012-01-09 Richard Henderson <rth@redhat.com>
2598 Denis Chertykov <chertykov@gmail.com>
2601 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2602 * config/avr/avr.c (avr_can_eliminate): Simplify.
2603 (avr_initial_elimination_offset): Likewise.
2604 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2605 (expand_epilogue): Likewise.
2606 (avr_legitimize_address): Gut.
2607 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2608 (avr_hard_regno_nregs): New.
2609 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2610 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2611 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2612 add soft frame pointer.
2613 (CALL_USED_REGISTERS): Likewise.
2614 (REG_CLASS_CONTENTS): Likewise.
2615 (REGISTER_NAMES): Likewise.
2616 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2617 (HARD_FRAME_POINTER_REGNUM): New.
2618 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2619 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2620 remove the HARD_FRAME_POINTER self-elimination.
2622 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2625 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2626 DECL_EXTERNAL when checking for initializers of progmem variables.
2628 2012-01-12 Ira Rosen <irar@il.ibm.com>
2630 PR tree-optimization/51799
2631 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2632 that the last operation is a type demotion.
2634 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2636 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2637 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2639 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2642 * combine.c (distribute_notes): If i3 is a noreturn call,
2643 allow old_size to be equal to args_size and make sure the
2644 noreturn call gets REG_ARGS_SIZE note.
2645 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2646 on noreturn calls even when the delta is 0.
2648 2012-01-11 Nathan Sidwell <nathan@acm.org>
2650 * gcov.c (STRING_SIZE): Remove.
2651 (generate_results): Erase annotations for source files with no
2652 coverage information.
2654 (output_lines): Use it.
2656 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2658 * gimple.h (gimplify_body): Remove first argument.
2659 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2660 pointer set here, instead just pass DATA to walk_tree.
2661 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2662 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2663 (unvisit_body): Likewise, but with unmark_visited.
2664 (gimplify_body): Remove BODY_P argument and adjust.
2665 (gimplify_function_tree): Adjust call to gimplify_body.
2666 * omp-low.c (finalize_task_copyfn): Likewise.
2668 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2670 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2671 (build_function_type_skip_args): Delete.
2672 * tree.c (build_function_type_skip_args): Make static and add
2673 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2674 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2675 pass it to build_function_type_skip_args.
2676 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2677 (tree_function_versioning): Likewise.
2678 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2679 build_function_decl_skip_args.
2680 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2681 and pass it to build_function_decl_skip_args/tree_function_versioning.
2682 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2683 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2684 * trans-mem.c (ipa_tm_create_version): Likewise.
2685 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2686 * tree-inline.c (declare_return_variable): Remove always-true test.
2687 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2688 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2689 * ipa-split.c (split_function): Skip the return value for the split
2690 part if it doesn't return.
2692 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2694 PR tree-optimization/49642
2695 * ipa-split.c (forbidden_dominators): New variable.
2696 (check_forbidden_calls): New function.
2697 (dominated_by_forbidden): Likewise.
2698 (consider_split): Check for forbidden dominators.
2699 (execute_split_functions): Initialize and free forbidden
2700 dominators info; call check_forbidden_calls.
2702 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2704 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2706 2012-01-11 Nick Clifton <nickc@redhat.com>
2708 * config/rx/rx.md (return): Define pattern.
2710 2012-01-11 Richard Guenther <rguenther@suse.de>
2712 * doc/extend.texi (malloc attribute): Adjust according to
2715 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2716 Patrick Marlier <patrick.marlier@gmail.com>
2719 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2720 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2721 (ipa_tm_note_irrevocable): Same.
2722 (ipa_tm_scan_irr_block): Same.
2723 (ipa_tm_decrement_clone_counts): Same.
2724 (ipa_tm_scan_irr_function): Same.
2725 (ipa_tm_create_version_alias): Same.
2726 (ipa_tm_create_version): Same.
2727 (ipa_tm_transform_calls_redirect): Same.
2728 (ipa_tm_transform_calls): Same.
2729 (ipa_tm_transform_transaction): Same.
2730 (ipa_tm_execute): Same.
2732 2012-01-10 Richard Guenther <rguenther@suse.de>
2735 * opts.c (common_handle_option): Handle -Werror.
2737 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2739 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2742 2012-01-10 Jason Merrill <jason@redhat.com>
2744 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2747 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2749 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2750 supports R_386_TLS_GD_PLT reloc.
2751 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2752 supports R_386_TLS_LDM_PLT reloc.
2753 * configure: Regenerate.
2754 * config.in: Regenerate.
2756 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2759 Extend __pgmx semantics to linearize memory.
2760 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2761 determine if code comes inline or from libgcc.
2762 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2763 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2764 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2765 (movmemx_qi, movmemx_hi): New insns.
2766 (xload_<mode>_libgcc): Rewrite to new insn condition.
2767 (xload_<mode>): Remove insns.
2768 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2769 cases that don't satisfy avr_xload_libgcc_p().
2770 (avr_addr_space_convert): Allow converting in any direction.
2771 (avr_addr_space_subset_p): Return always true.
2772 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2773 (avr_emit_movmemhi): Ditto.
2774 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2775 (avr_out_movmem): Ditto.
2776 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2777 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2778 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2779 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2780 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2782 2012-01-10 Richard Guenther <rguenther@suse.de>
2784 PR tree-optimization/50913
2785 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2786 Require data-refs to be representable by Graphite with respect
2789 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2791 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2792 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2794 2012-01-10 Tom de Vries <tom@codesourcery.com>
2796 PR rtl-optimization/51271
2797 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2798 handling annulled branch.
2800 2012-01-10 Richard Henderson <rth@redhat.com>
2802 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2803 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2804 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2805 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2806 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2807 arm_expand_vec_perm_const): New.
2808 * config/arm/arm-protos.h: Update.
2809 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2810 (*neon_vswp<VDQX>): New.
2811 (neon_vcombine<VDX>): Use neon_split_vcombine.
2812 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2813 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2814 (vec_perm<VE>): New.
2816 2012-01-10 Richard Henderson <rth@redhat.com>
2818 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2819 use it if reload_completed.
2820 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2821 arm_output_asm_insn, arm_process_output_memory_barrier,
2822 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2823 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2824 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2825 arm_process_output_sync_insn, arm_output_sync_insn,
2826 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2827 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2828 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2829 (emit_unlikely_jump): New.
2830 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2831 (arm_split_atomic_op): New.
2832 * config/arm/arm-protos.h: Update.
2833 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2834 (struct arm_sync_generator): Remove.
2835 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2836 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2837 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2838 (VUNSPEC_LL, VUNSPEC_SC): New.
2839 (sync_result, sync_memory, sync_required_value, sync_new_value,
2840 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2841 (attr length): Don't use arm_sync_loop_insns.
2842 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2843 (movsfcc, movdfcc): Likewise.
2844 * config/arm/constraints.md (Ua): New.
2845 * config/arm/prediates.md (mem_noofs_operand): New.
2846 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2847 (sync_clobber, sync_t2_reqd): Remove.
2848 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2849 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2850 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2851 (arm_sync_compare_and_swap<SIDI>): Remove.
2852 (arm_sync_compare_and_swap<NARROW>): Remove.
2853 (arm_sync_lock_test_and_set<SIDI>): Remove.
2854 (arm_sync_lock_test_and_set<NARROW>): Remove.
2855 (arm_sync_new_<syncop><SIDI>): Remove.
2856 (arm_sync_new_<syncop><NARROW>): Remove.
2857 (arm_sync_new_nand<SIDI>): Remove.
2858 (arm_sync_new_nand<NARROW>): Remove.
2859 (arm_sync_old_<syncop><SIDI>): Remove.
2860 (arm_sync_old_<syncop><NARROW>): Remove.
2861 (arm_sync_old_nand<SIDI>): Remove.
2862 (arm_sync_old_nand<NARROW>): Remove.
2863 (*memory_barrier): Merge arm_output_memory_barrier.
2864 (atomic_compare_and_swap<QHSD>): New.
2865 (atomic_compare_and_swap<NARROW>_1): New.
2866 (atomic_compare_and_swap<SIDI>_1): New.
2867 (atomic_exchange<QHSD>): New.
2868 (cas_cmp_operand, cas_cmp_str): New.
2869 (atomic_op_operand, atomic_op_str): New.
2870 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2871 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2872 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2873 (arm_load_exclusive<NARROW>): New.
2874 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2875 (arm_store_exclusive<QHSD>): New.
2877 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2879 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2880 reload patterns if -mvsx-scalar-memory.
2882 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2883 generated, even -mno-vsx-scalar-double was used.
2884 (vsx_xscvdpsp_scalar): Likewise.
2885 (vsx_xscvspdp_scalar2): Likewise.
2887 2012-01-09 Tom de Vries <tom@codesourcery.com>
2888 Andrew Pinski <apinski@cavium.com>
2891 * reorg.c (fill_slots_from_thread): Don't speculate
2892 frame-related insns.
2894 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2896 * sched-int.h (bb_note): Move to...
2897 * basic-block.h: ...here.
2898 * haifa-sched.c (bb_note): Move to...
2899 * cfgrtl.c: ...here.
2900 * function.c (next_block_for_reg): New function.
2901 (move_insn_for_shrink_wrap): Likewise.
2902 (prepare_shrink_wrap): Rewrite to use the above.
2904 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2906 * gimple.c (is_gimple_non_addressable): Remove.
2907 * gimple.h: Remove is_gimple_non_addressable.
2908 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2909 is_gimple_non_addressable.
2910 * trans-mem.c (expand_assign_tm): Same.
2912 2012-01-09 Richard Guenther <rguenther@suse.de>
2914 PR tree-optimization/51775
2915 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2916 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2918 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2920 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2922 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2924 2012-01-09 Richard Guenther <rguenther@suse.de>
2926 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2928 2012-01-08 Jan Hubicka <jh@suse.cz>
2930 PR tree-optimize/51680
2931 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2932 on when known_vals needs to be computed; cleanup.
2934 2012-01-08 Jan Hubicka <jh@suse.cz>
2936 PR tree-optimize/51694
2937 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2939 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2941 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2942 for -std=c++98 and -std=c++11 too.
2944 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2946 * cfgloop.c (cancel_loop): Add free() of bbs array.
2948 2012-01-07 Jan Hubicka <jh@suse.cz>
2950 PR tree-optimization/51600
2951 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2952 that benefits small functions.
2954 2012-01-07 Jan Hubicka <jh@suse.cz>
2956 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2958 2012-01-07 Jan Hubicka <jh@suse.cz>
2960 PR tree-optimization/51680
2961 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2962 whose inlining reduce unit size.
2964 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2967 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2968 Add canonical node to containing_mem chain after the non-canonical
2969 one, even if there weren't any locs to propagate.
2970 (remove_useless_values): Keep only canonical values.
2971 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2972 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2973 canonicalize mem_chain elements that are not discarded.
2975 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2978 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2979 before emitting functions.
2981 PR gcov-profile/50127
2982 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2983 clear_aux_for_blocks.
2985 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2988 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2990 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2992 * c-decl.c (ext_block): Moved up.
2993 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2995 2012-01-06 Han Shen <shenhan@google.com>
2997 Translate built-in include paths for sysroot.
2998 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2999 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3001 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3002 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3004 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3005 control whether sysroot should be prepended to gxx include dir.
3007 * configure: Regenerate.
3009 2012-01-06 Torvald Riegel <triegel@redhat.com>
3011 PR rtl-optimization/51771
3012 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3013 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3015 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3017 PR tree-optimization/51315
3018 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3019 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3021 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3024 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3025 for shrp pattern. Correctly handle and fixup shift variable.
3026 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3028 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3031 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3032 note when !ACCUMULATE_OUTGOING_ARGS.
3034 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3036 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3038 (extract_range_from_unary_expr_1): Avoid useless computations.
3040 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3042 PR rtl-optimization/51767
3043 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3044 of jump_block and add an extra edge for degenerated asm gotos.
3047 * stmt.c (check_unique_operand_names): Don't ICE during error
3048 reporting if i is from labels chain.
3051 * profile.c (branch_prob): Split bbs that have exit edge
3052 and need a fake entry edge too.
3054 2012-01-05 Jan Hubicka <jh@suse.cz>
3057 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3060 2012-01-05 Richard Guenther <rguenther@suse.de>
3063 * tree-streamer-out.c (write_ts_optimization): New function.
3064 (streamer_write_tree_body): Call it.
3065 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3066 (streamer_read_tree_body): Call it.
3067 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3069 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3072 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3073 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3074 in_cleanup_point_expr before gimplify_stmt call and restore it
3076 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3077 in_cleanup_point_expr is false.
3079 2012-01-05 Richard Guenther <rguenther@suse.de>
3082 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3084 * toplev.c (process_options): Reject combining mudflap and LTO.
3085 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3087 2012-01-05 Richard Guenther <rguenther@suse.de>
3089 PR tree-optimization/51760
3090 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3092 (bit_value_unop): Handle UNDEFINED operands.
3093 (bit_value_binop): Likewise.
3095 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3097 * config/avr/avr.c (avr_replace_prefix): Remove.
3098 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3099 (avr_asm_function_rodata_section): Ditto.
3100 (avr_asm_select_section): Ditto.
3102 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3104 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3107 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3110 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3111 calls that have any non-fake successor edges.
3114 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3116 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3118 PR tree-optimization/51624
3119 * tree-sra.c (build_ref_for_model): When replicating a chain of
3120 COMPONENT_REFs, stop as soon as the offset would become negative.
3122 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3125 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3126 in .debug_loc on the floor.
3128 2012-01-04 Andrew Pinski <apinski@cavium.com>
3130 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3132 2012-01-04 Andrew Pinski <apinski@cavium.com>
3133 Adam Nemet <anemet@caviumnetworks.com>
3135 * config/mips/mips.md (size): Add SI and DI.
3136 (SIZE): New mode attribute.
3137 (U): New code attribute.
3138 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3139 (mips_lbux_<mode>): Delete.
3140 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3141 (mips_lhx): Use gen_mips_lhx_extsi.
3142 (mips_lhx_<mode>): Delete.
3144 (mips_l<size>x): New expand.
3145 (mips_lwx_<mode>): Delete.
3146 (mips_l<GPR:size>x_<P:mode>): New pattern.
3147 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3148 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3149 * config/mips/mips.c (mips_lx_address_p): New function.
3150 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3151 (dsp64): New availability predicate.
3152 (mips_builtins): Add an entry for __builtin_mips_ldx.
3153 * config/mips/mips.h (ISA_HAS_LBX): New define.
3154 (ISA_HAS_LBUX): Likewise.
3155 (ISA_HAS_LHX): Likewise.
3156 (ISA_HAS_LHUX): Likewise.
3157 (ISA_HAS_LWX): Likewise.
3158 (ISA_HAS_LWUX): Likewise.
3159 (ISA_HAS_LDX): Likewise.
3160 * doc/extend.texi (__builtin_mips_ldx): Document.
3162 2012-01-04 Tristan Gingold <gingold@adacore.com>
3164 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3165 when long pointers are used.
3166 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3167 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3168 (ia64-hp-*vms*): Remove.
3169 * config/vms/xm-vms64.h: Delete.
3171 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3174 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3176 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3178 * opts.c (finish_options): Remove duplicate sorry.
3180 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3183 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3186 2012-01-04 Richard Guenther <rguenther@suse.de>
3189 * tree.c (size_low_cst): New function.
3190 * tree.h (size_low_cst): Declare.
3191 * fold-const.c (fold_comparison): Use it to extract the low
3192 part of the POINTER_PLUS_EXPR offset.
3194 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3196 Fix clearing ZERO_REG
3197 * config/avr/avr.md (cc): Add alternative "ldi".
3198 (movqi_insn): Use it in cc attribute.
3199 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3200 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3201 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3203 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3205 * configure: Regenerate.
3207 2012-01-04 Richard Guenther <rguenther@suse.de>
3209 PR tree-optimization/49651
3210 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3211 (var_can_have_subvars): Use it.
3212 (get_constraint_for_1): Only consider subfields if there can be any.
3214 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3217 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3218 to its new canonical_cselib_val and the cselib_val was in
3219 first_containing_mem chain, but the canonical_cselib_val was not,
3220 add the latter into the chain.
3221 (cselib_invalidate_mem): Compare canonical_cselib_val of
3222 addr_list chain elt with v.
3225 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3226 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3228 (output_macinfo_op): Don't ggc_strdup fd->filename.
3229 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3230 then ggc_strdup it. Don't free inc->info or cur->info.
3231 (output_macinfo): Don't free ref->info or file->info.
3233 2012-01-03 Ira Rosen <irar@il.ibm.com>
3235 PR tree-optimization/51269
3236 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3237 first_niters a pointer.
3238 (slpeel_tree_peel_loop_to_edge): Likewise.
3239 (vect_do_peeling_for_loop_bound): Update call to
3240 slpeel_tree_peel_loop_to_edge.
3241 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3242 here. Remove it from the parameters list.
3243 (vect_do_peeling_for_alignment): Update calls and compute
3246 2012-01-03 Richard Guenther <rguenther@suse.de>
3248 PR tree-optimization/51070
3249 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3250 Properly handle calls.
3252 2012-01-03 Richard Guenther <rguenther@suse.de>
3254 PR tree-optimization/51692
3255 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3256 the LHS of allocation stmts.
3258 2012-01-03 Olivier Hainque <hainque@adacore.com>
3260 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3262 2012-01-03 Olivier Hainque <hainque@adacore.com>
3264 * collect2.c (main): In AIX specific computations for vector
3265 insertions, use CONST_CAST2 to cast from char ** to const char **.
3267 2012-01-03 Richard Guenther <rguenther@suse.de>
3270 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3271 the context of a limbo DIE when it does not already exist.
3273 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3275 PR tree-optimization/51719
3276 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3277 but direct call is, clear direct call's lhs and don't add fallthrough
3278 edge from dcall_bb to join_bb and PHIs.
3280 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3282 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3283 the instructions emitted by the pattern.
3284 ("*TDC_insn_<mode>"): Add comment.
3286 2012-01-03 Richard Guenther <rguenther@suse.de>
3289 * fold-const.c (fold_comparison): Properly canonicalize
3290 tree offset and HOST_WIDE_INT bit position.
3292 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3294 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3295 operands for extzv pattern.
3297 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3300 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3303 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3305 * doc/invoke.texi (-flto and related options): Copy-edit.
3307 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3309 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3311 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3313 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3316 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3318 * expr.h (move_by_pieces_ninsns): Declare.
3319 * expr.c (move_by_pieces_ninsns): Make external.
3320 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3321 (mips_store_by_pieces_p): Likewise.
3322 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3323 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3324 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3325 (mips_store_by_pieces_p): Likewise.
3327 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3329 * passes.c (register_one_dump_file): Free full_name.
3331 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3332 (calculate_elim_costs_all_insns): Free offsets_at and
3333 offsets_known_at at the end and clear the pointers.
3335 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3337 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3338 this option introduced in r180739.
3340 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3343 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3344 (tmake_file target=avr): Add avr/t-multilib.
3346 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3347 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3348 * config/avr/genmultilib.awk: New file.
3349 * config/avr/t-multilib: New auto-generated file.
3350 * config/avr/multilib.h: New auto-generated file.
3351 * config/avr/t-avr (AVR_MCUS): New variable.
3352 (genopt.sh): Use it.
3353 (s-mlib): Depend on t-multilib.
3354 (t-multilib, multilib.h): New dependencies.
3355 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3356 (MULTILIB_OPTIONS): Remove.
3357 (MULTILIB_MATCHES): Remove.
3358 (MULTILIB_DIRNAMES): Remove.
3359 (MULTILIB_EXCEPTIONS): Remove:
3360 * config/avr/genopt.sh: Don't use hard coded file name;
3361 pass AVR_MCUS from t-avr instead.
3363 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3365 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3367 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3369 Implement light-weight DImode support.
3370 * config/avr/avr-dimode.md: New file.
3371 * config/avr/avr.md: Include it.
3372 (adjust_len): Add plus64, compare64.
3373 (HIDI): Remove code iterator.
3374 (code_stdname): New code attribute.
3375 (rotx, rotsmode): Remove DI.
3376 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3378 * config/avr/avr-protos.h (avr_have_dimode): New.
3379 (avr_out_plus64, avr_out_compare64): New.
3380 * config/avr/avr.c (avr_out_compare): Handle DImode.
3381 (avr_have_dimode): New variable definition and initialization.
3382 (avr_out_compare64, avr_out_plus64): New functions.
3383 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3384 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3385 (avr_compare_pattern): Skip DImode comparisons.
3387 2012-01-02 Revital Eres <revital.eres@linaro.org>
3389 * ddg.c (def_has_ccmode_p): New function.
3390 (add_cross_iteration_register_deps,
3391 create_ddg_dep_from_intra_loop_link): Call it.
3393 2012-01-02 Richard Guenther <rguenther@suse.de>
3396 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3398 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3400 * gcc.c (process_command): Update copyright notice dates.
3401 * gcov.c (print_version): Likewise.
3402 * gcov-dump.c (print_version): Likewise.
3403 * mips-tfile.c (main): Likewise.
3404 * mips-tdump.c (main): Likewise.
3406 2012-01-01 Ira Rosen <irar@il.ibm.com>
3408 PR tree-optimization/51704
3409 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3410 a use is inside the basic block or loop before accessing its vect info.
3412 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3414 PR rtl-optimization/51069
3415 * cfgloopmanip.c (remove_path): Removing path making irreducible
3416 region unconditional makes BB part of the region.
3418 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3420 PR tree-optimization/51683
3421 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3422 calls with side-effects.
3423 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3425 Copyright (C) 2012 Free Software Foundation, Inc.
3427 Copying and distribution of this file, with or without modification,
3428 are permitted in any medium without royalty provided the copyright
3429 notice and this notice are preserved.