1 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4 * Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
5 gcc-nm$(exeext), gcc-ranlib$(exeext).
6 Don't double canonicalize if cross-compiling.
8 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
10 * trans-mem.c: New typedef for tm_region_p.
11 Define vector types for tm_region_p.
12 (tm_region_init): Replace region_worklist to a vector called
15 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
18 * trans-mem.c (tm_region_init): Use last_basic_block.
20 2012-03-05 Richard Henderson <rth@redhat.com>
23 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
24 * omp-low.c (expand_omp_atomic): Assume anything aligned to
25 BIGGEST_ALIGNMENT is aligned.
27 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
29 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
31 2012-03-05 Richard Henderson <rth@redhat.com>
34 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
35 instead of calling negqi2 directly.
37 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
39 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
40 (INTMAX_TYPE): Use it.
41 (UINTMAX_TYPE): Likewise.
42 (SUBTARGET_OVERRIDE_OPTIONS): Define.
43 (irix6_c_common_override_options): Declare.
44 (C_COMMON_OVERRIDE_OPTIONS): Define.
45 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
46 * config/mips/irix6-c.c: New file.
47 * config/mips/t-irix6 (irix6-c.o): New target.
48 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
51 2012-03-02 Richard Henderson <rth@redhat.com>
53 * optabs.c (expand_atomic_test_and_set): Honor
54 atomic_test_and_set_trueval even when atomic_test_and_set
57 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
59 Backport from mainline
60 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
62 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
64 2012-03-02 Richard Guenther <rguenther@suse.de>
66 * DEV-PHASE: Set to prerelease.
68 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
70 * config.gcc (obsolete): Add all ARM targets using the FPA.
71 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
72 * doc/install.texi: Avoid references to obsolete ARM ports.
74 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
76 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
78 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
79 Joern Rennecke <joern.rennecke@embecosm.com>
81 * doc/extend.texi: Expand and update information on interrupt
82 attribute for Epiphany.
84 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
86 * config/sh/sh-protos.h: Update copyright notice dates.
87 * config/sh/sh.h: Likewise.
88 * config/sh/sh.md: Likewise.
89 * config/sh/constraints.md: Likewise.
90 * config/sh/predicates.md: Likewise.
92 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
94 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
95 * config/sh/sh.c (tertiary_reload_operand): Likewise.
97 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
99 * config/sh/constraints.md: Fix comment typo.
101 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
104 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
105 unsigned HOST_WIDE_INT.
106 (zvdep_imm64): Likewise.
107 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
108 (vdepi_and): Likewise.
109 Likewise for unamed 64-bit patterns.
110 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
112 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
115 PR rtl-optimization/52417
116 * cselib.c (cselib_any_perm_equivs): New variable.
117 (cselib_reset_table): Check that it's not set when not
118 preserving constants.
119 (cselib_add_permanent_equiv): Set it.
120 (cselib_have_permanent_equivalences): New.
121 (cselib_init, cselib_finish): Reset it.
122 * cselib.h (cselib_have_permanent_equivalences): Declare.
123 * alias.c (get_addr): Restore earlier behavior when there
124 aren't permanent equivalences.
126 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
128 * config/mn10300/mn10300-modes.def: Fix copyright notice.
129 * config/v850/v850-modes.def: Fix copyright notice.
131 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
133 * doc/extend.texi (AVR Built-in Functions): Document
134 __builtin_avr_flash_segment.
136 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
137 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
138 (*split.flash_segment): New insn-and-split.
139 * config/avr/avr.c (avr_init_builtins): Add local variables:
140 const_memx_void_node, const_memx_ptr_type_node,
141 char_ftype_const_memx_ptr.
143 2012-03-01 Jakub Jelinek <jakub@redhat.com>
145 PR tree-optimization/52445
146 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
147 add ssa_name_ver, offset and size fields and change store field
149 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
150 (add_or_mark_expr): Likewise. Only consider previous stores
151 with the same size and offset.
152 (nt_init_block): Only look at gimple_assign_single_p stmts,
153 doesn't look at rhs2.
155 2012-03-01 Richard Guenther <rguenther@suse.de>
158 * tree-cfg.c (verify_gimple_assign_unary): Allow any
159 conversions from integral types to pointer types.
161 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
163 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
164 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
165 unintentionally removed in r184616.
167 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
169 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
172 2012-02-29 Jakub Jelinek <jakub@redhat.com>
173 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
177 alternatives, add "e" constraint to the new last alternative
178 and ! to last 3 alternatives.
180 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
182 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
183 DW_AT_artificial attributes at the end of the processing.
184 (gen_array_type_die): Likewise.
185 (gen_enumeration_type_die): Likewise.
186 (gen_struct_or_union_type_die): Likewise.
187 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
190 2012-02-29 Jakub Jelinek <jakub@redhat.com>
193 * expr.c (expand_assignment): If doing misaligned store that doesn't
194 cover all mode bits, perform a RMW cycle.
196 PR tree-optimization/52429
197 * tree-parloops.c (separate_decls_in_region_debug): Return early
198 if var is LABEL_DECL.
200 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
202 PR tree-optimization/52424
203 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
204 calling dom_thread_across_edge.
206 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
208 * config/avr/avr.c: Move definition of TARGET macros to end of file.
210 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
212 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
213 * config/avr/avr.c (avr_output_bld): Remove unused function.
214 (avr_out_sbxx_branch): Use "%T" to print bit position.
216 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
218 * config/avr/avr.md: Untabify.
220 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
222 * config/avr/avr.md (eqne): New code iterator.
223 (*dec-and-branchsi): Use it in text peephole's condition.
224 (*dec-and-branchhi): Ditto.
225 (*dec-and-branchqi): Ditto.
227 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
230 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
231 the device does not have the skip-bug.
233 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
235 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
236 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
237 -mpretend-cmove): New.
239 2012-02-29 Jakub Jelinek <jakub@redhat.com>
242 * df.h (struct df_d): Adjust comment that hard_regs_live_count
243 doesn't count DEBUG_INSN refs.
244 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
247 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
251 2012-02-20 Richard Guenther <rguenther@suse.de>
252 PR tree-optimization/52298
253 * tree-vect-stmts.c (vectorizable_load): Properly use
254 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
257 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
260 * gimple.h (gimple_in_transaction): New.
261 (gimple_set_in_transaction): New.
262 (struct gimple_statement_base): Add in_transaction field.
263 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
265 (tree_ssa_lim_initialize): Compute transaction bits.
266 * tree.h (compute_transaction_bits): Protoize.
267 * trans-mem.c (tm_region_init): Use the heap to store BB
269 (compute_transaction_bits): New.
271 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
273 * gcc.c (display_help): Document --help=common and sort entries
276 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
278 * doc/install.texi: Document check-$LANG specific shortcuts
280 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
283 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
285 * config/arm/arm_neon.h: Regenerate.
286 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
287 (neon_vcgeu): New insn.
288 (neon_vcgtu): Likewise.
289 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
290 (ops): Unsigned comparison intrinsics call a different
293 2012-02-28 Richard Guenther <rguenther@suse.de>
296 * config/i386/i386.c (ix86_expand_vector_set): Fix element
297 ordering for the VEC_CONCAT for two element vectors for
298 V2SFmode, V2SImode and V2DImode.
300 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
303 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
304 detecting big-endian triplets.
306 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
308 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
309 mode if there is no type information available.
311 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
313 PR tree-optimization/53207
314 * doc/invoke.texi: Document as experimental and relying on graphite.
316 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
318 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
319 of initializer to changes from r184614.
321 2012-02-28 Richard Guenther <rguenther@suse.de>
323 PR tree-optimization/52395
324 * tree-sra.c (build_ref_for_offset): Also look at the base
325 TYPE_ALIGN when figuring out the alignment of the replacement.
327 2012-02-28 Richard Guenther <rguenther@suse.de>
329 PR tree-optimization/52402
330 * ipa-prop.c (ipa_modify_call_arguments): Properly use
331 mis-aligned types when creating the accesses at the call site.
333 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
335 * config/avr/builtins.def: New file.
336 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
337 * config/avr/avr.c (enum avr_builtin_id): Use it.
338 (avr_init_builtins): Use it. And use avr_bdesc.
339 (bdesc_1arg): Remove.
340 (bdesc_2arg): Remove.
341 (bdesc_3arg): Remove.
342 (struct avr_builtin_description): Add field n_args.
343 (avr_bdesc): New static variable using builtins.def.
344 (avr_expand_builtin): Use it.
345 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
346 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
347 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
349 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
352 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
353 match only one single hard register with respective hard reg rtx.
354 (movmemx_<mode>): Ditto.
355 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
356 insn anatomy of movmem[x]_<mode>.
357 (avr_out_movmem): Same for printing assembler and operand usage.
359 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
363 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
364 address spaces located outside of device flash.
366 * config/avr/avr.h (base_arch_s): Remove field n_segments.
367 (mcu_type_s): Add field n_flash.
368 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
369 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
370 (AVR_MCU): Add N_FLASH argument.
371 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
372 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
373 macro __FLASH<n> if that address space makes sense for the device.
374 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
375 outside of target flash.
376 (avr_asm_named_section): Ditto.
377 (avr_asm_select_section): Ditto.
378 (avr_addr_space_convert): Ditto.
379 (avr_emit_movmemhi): Ditto.
380 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
381 address space is outside of device flash.
382 (avr_insert_attributes): Ditto.
383 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
384 avr_current_arch->n_segments.
386 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
389 * config/i386/i386.md (*movabs<mode>_1): Enable only for
391 (*movabs<mode>_2): Likewise.
393 2012-02-27 Jakub Jelinek <jakub@redhat.com>
396 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
397 s_register_operand in the test instead of REG_P. Don't call
398 gen_reg_rtx if it won't be used.
400 PR tree-optimization/52376
401 * ipa-split.c (split_function): Ignore CLOBBER stmts.
403 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
405 * ifcvt.c (noce_get_condition): Check condition variable is not
406 small_register_classes_for_mode_p before accepting.
408 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
412 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
415 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
416 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
418 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
420 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
422 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
424 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
426 * config/sh/predicates.md: Remove blank lines.
427 * config/sh/sh.c: Fix typos in comments.
428 * config/sh/constraints.md: Likewise.
429 * config/sh/sh.md: Remove blank lines.
430 Fix typos in comments. Use ;; as comment characters.
432 2012-02-26 Walter Lee <walt@tilera.com>
434 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
435 (replace_mov_pcrel_step2): Ditto.
437 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
440 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
441 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
442 and locs that reference values newer than the non-canonical value
443 at hand. Return the canonical value as a worst case.
444 (memrefs_conflict_p): Walk canonical value's locs.
447 * cselib.c (preserve_only_constants): Rename to...
448 (preserve_constants_and_equivs): ... this. Split out...
449 (invariant_or_equiv_p): ... this. Preserve plus expressions
450 of other preserved expressions too.
451 (cselib_reset_table): Adjust.
452 * var-tracking.c (reverse_op): Use canonical value to build
455 2012-02-23 Kai Tietz <ktietz@redhat.com>
457 * config/i386/i386.c (ix86_delegitimize_address): Handle
458 UNSPEC_PCREL plus displacement.
460 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
463 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
464 to test for unusedness in st X addressing.
466 2012-02-24 Richard Guenther <rguenther@suse.de>
469 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
470 (is_gimple_reg_type): Move inline ...
471 * gimple.h (is_gimple_reg_type): ... here.
473 2012-02-24 Richard Guenther <rguenther@suse.de>
476 * passes.c (execute_function_todo): When verifying SSA form
477 verify gimple form first.
478 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
480 2012-02-24 Richard Guenther <rguenther@suse.de>
483 * fold-const.c (fold_addr_of_array_ref_difference): New function.
484 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
486 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
488 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
490 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
492 * tree-phinodes.c (make_phi_node): Mark static.
493 * tree-flow.h (make_phi_node): Remove extern decl.
494 * doc/gimple.texi (make_phi_node): Remove documentation.
496 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
498 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
499 * tree-ssa-sccvn.c (print_scc): Ditto.
501 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
503 * doc/passes.texi (Full redundancy elimination): Fix typo.
505 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
507 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
509 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
512 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
514 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
517 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
519 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
521 * config/avr/avr.md (code_stdname): Add ior, xor.
522 (xior): New code iterator.
523 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
524 (*<code_stdname><mode>qi.byte1-3): Ditto.
526 2012-02-23 Jakub Jelinek <jakub@redhat.com>
528 PR tree-optimization/52019
529 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
532 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
534 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
535 HAVE_INITFINI_ARRAY to work around namespace pollution in
536 certain versions of newlib system headers.
537 * config.in: Regenerate.
538 * configure: Regenerate.
539 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
540 instead of HAVE_INITFINI_ARRAY.
542 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
545 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
546 is not offsettable memory reference.
548 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
551 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
552 setting avr_need_clear_bss_p for __gnu_lto* symbols.
554 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
556 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
557 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
559 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
561 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
562 library on Solaris 8 even without TLS support.
563 * configure: Regenerate.
565 2012-02-22 Richard Guenther <rguenther@suse.de>
568 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
569 for GIMPLE_DEBUG stmts.
571 2012-02-22 Martin Jambor <mjambor@suse.cz>
574 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
575 according to the base object.
577 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
579 PR rtl-optimization/50063
580 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
581 and 2 (8-bit SP) in operand 2.
582 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
583 setup to use movhi_sp_r instead of vanilla move to write SP.
584 Adjust REG_CFA notes to superseed unspec.
585 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
587 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
588 known to be off) only with TARGET_NO_INTERRUPTS. Never use
589 irq_state 1 (IRQ known to be on) here.
591 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
593 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
595 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
596 assign_hard_reg): Likewise.
598 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
600 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
602 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
605 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
606 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
608 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
610 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
611 prototype from here to...
612 * config/avr/avr.h: ...here.
614 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
617 * thumb2.md (thumb2_shiftsi3_short): Split register and
618 immediate shifts. For register shifts tie operands 0 and 1.
619 (peephole2 for above): Check that register-controlled shifts
620 have suitably tied operands.
622 2012-02-21 Quentin Neill <quentin.neill@amd.com>
625 * config/i386/bdver1.md (bdver1_call, bdver1_push,
626 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
627 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
628 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
629 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
630 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
631 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
632 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
633 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
634 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
635 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
636 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
637 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
638 bdver1_ssevector_avx256_unaligned_load,
639 bdver1_ssevector_sse128_unaligned_load,
640 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
641 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
642 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
643 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
644 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
645 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
646 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
647 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
648 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
649 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
650 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
651 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
652 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
653 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
654 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
655 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
656 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
657 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
658 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
659 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
660 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
661 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
662 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
663 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
664 bdver1_ssediv_double_load, bdver1_ssediv_double,
665 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
666 Add "bdver2" attribute.
668 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
670 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
671 default if possible and not specified otherwise.
673 2012-02-21 Richard Guenther <rguenther@suse.de>
676 * gimplify.c (create_tmp_from_val): Use the main variant type
677 for the type of the temporary we create.
679 2012-02-21 Richard Guenther <rguenther@suse.de>
681 PR tree-optimization/52324
682 * gimplify.c (gimplify_expr): When re-gimplifying expressions
683 do not gimplify a MEM_REF address operand if it is already
686 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
688 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
689 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
691 2012-02-21 Richard Guenther <rguenther@suse.de>
693 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
696 2012-02-21 Jakub Jelinek <jakub@redhat.com>
698 PR tree-optimization/52318
699 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
700 vdef also to non-pure/const call stmts in the sequence.
702 2012-02-20 David S. Miller <davem@davemloft.net>
704 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
705 don't use the "rd %pc" instruction on v9 for PIC register loads.
707 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
710 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
711 in a transaction safe function.
713 2012-02-20 Kai Tietz <ktietz@redhat.com>
716 * stor-layout.c (place_field): Handle desired_align for
719 2012-02-20 Richard Guenther <rguenther@suse.de>
721 PR tree-optimization/52298
722 * tree-vect-stmts.c (vectorizable_store): Properly use
723 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
725 (vectorizable_load): Likewise.
726 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
727 Access DR_STEP after ensuring it is not NULL.
729 2012-02-20 Jakub Jelinek <jakub@redhat.com>
731 PR tree-optimization/52286
732 * fold-const.c (fold_binary_loc): For (X & C1) | C2
733 optimization use double_int_to_tree instead of build_int_cst_wide,
734 rewrite to use double_int vars.
736 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
739 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
741 Remove -e 0 from $gcc_cv_ld invocation.
742 Only use __GLIBC_PREREQ if defined.
743 Enable on Solaris since Solaris 8 patch.
744 (gcc_SUN_LD_VERSION): New macro.
745 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
746 gcc_SUN_LD_VERSION for version number format.
747 * configure: Regenerate.
748 * varasm.c (get_elf_initfini_array_priority_section): Set
749 SECTION_NOTYPE for non-default priority.
750 Use get_section instead of get_unnamed_section to emit
751 .init_array/.fini_array with default priority.
753 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
755 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
756 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
757 (mips_start_unique_function, mips_output_mips16_rdhwr)
758 (mips_code_end): New functions.
759 (TARGET_ASM_CODE_END): Define.
761 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
763 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
764 to stubs with non-sibling calls.
766 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
768 * doc/invoke.texi (-fira-* options): Copy-edit.
769 (ira-* parameters): Copy-edit.
771 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
773 * doc/invoke.texi: Minor copy-edits to bring into conformance with
774 GCC coding conventions.
776 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
778 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
779 when used as adjectives.
781 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
783 * doc/invoke.texi: Clean up "that"/"which" confusion.
785 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
787 * system.h: Poison SMALL_REGISTER_CLASSES
788 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
789 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
791 2012-02-16 Jakub Jelinek <jakub@redhat.com>
793 PR tree-optimization/52285
794 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
795 when deciding if a call is a tail call or tail recursion.
797 2012-02-16 Kai Tietz <ktietz@redhat.com>
799 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
800 interger-constant displacement for UNSPEC_PCREL.
802 2012-02-16 Jakub Jelinek <jakub@redhat.com>
804 PR rtl-optimization/52208
805 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
806 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
808 PR tree-optimization/52255
809 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
810 loop->header has virtual PHI, but exit_e->dest doesn't, add
811 virtual PHI to exit_e->dest and adjust all uses after the loop.
814 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
815 children with clone_tree_hash, not after it.
817 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
819 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
820 extended identifiers.
822 2012-02-16 Jakub Jelinek <jakub@redhat.com>
825 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
826 a same_body_alias, also test whether e->callee isn't a former
827 or current clone of the decl this is a same body alias of.
830 * cgraphunit.c (verify_cgraph_node): Fix a typo.
832 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
834 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
836 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
839 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
840 force_reg instead of copy_to_reg for better optimization. Force
841 non-register or memory operands into a register.
843 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
845 * extend.texi: Reserve upper bits of memory model for future use.
847 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
848 Anatoly Sokolov <aesok@post.ru>
849 Eric Weddington <eric.weddington@atmel.com>
852 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
853 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
854 Rewrite initializers for .macro.
855 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
856 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
857 atxmega32d4, atxmega32x1.
858 avrxmega4: atxmega64a3, atxmega64d3.
859 avrxmega5: atxmega64a1, atxmega64a1u.
860 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
861 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
862 avrxmega7: atxmega128a1, atxmega128a1u.
863 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
864 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
865 (struct base_arch_s): Rename reserved to xmega_p.
866 Rename reserved2 to have_rampd.
867 (AVR_XMEGA): New define.
868 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
869 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
870 * config/avr/predicates.md (io_address_operand): Take into
872 (low_io_address_operand): Ditto.
873 (high_io_address_operand): Ditto.
874 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
875 (enabled, movhi_sp_r): Use them.
876 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
877 cpp_define_formatted to built-in define __AVR_ARCH__.
878 (__AVR_XMEGA__): New built-in define.
879 (__AVR_HAVE_RAMPD__): New built-in define.
880 (__AVR_HAVE_RAMPX__): New built-in define.
881 (__AVR_HAVE_RAMPY__): New built-in define.
882 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
884 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
885 (avr_option_override): Initialize them.
886 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
887 (avr_init_expanders): Initialize them. No more block several calls.
888 (emit_push_sfr): New static function.
889 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
891 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
892 (avr_print_operand): Print addreeses as symbols for
893 RAMPX, RAMPY, RAMPD, CCP.
894 (output_movhi): Handle AVR_XMEGA when writing to SP.
895 (avr_out_movhi_mr_r_xmega): New static function.
896 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
897 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
898 __RAMPD__, __CCP__ as needed.
900 * config/avr/multilib.h: Regenerate.
901 * config/avr/t-multilib: Regenerate.
902 * config/avr/avr-tables.opt: Regenerate.
904 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
906 PR tree-optimization/50561
907 * graphite-flattening.c (lst_project_loop): Do not
908 remove old scattering dimensions after flattening.
909 (lst_do_flatten): Likewise.
911 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
913 * doc/extend.texi (AVR Built-in Functions): Remove doc for
914 __builtin_avr_map8, __builtin_avr_map16.
915 Document __builtin_avr_insert_bits.
917 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
918 (insert_bits): New insn.
919 (adjust_len.map_bits): Rename to insert_bits.
920 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
921 * avr-protos.h (avr_out_map_bits): Remove.
922 (avr_out_insert_bits, avr_has_nibble_0xf): New.
923 * config/avr/constraints.md (Cxf,C0f): New.
924 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
925 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
926 New built-in define __BUILTIN_AVR_INSERT_BITS.
927 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
928 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
929 (avr_move_bits): Rewrite.
930 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
932 (avr_map_op_t): New typedef.
933 (avr_map_op): New static variable.
934 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
935 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
936 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
937 (bdesc_3arg, avr_expand_triop_builtin): New.
938 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
939 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
940 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
941 (avr_map_equal_p, avr_map_sig_p): Remove.
942 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
943 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
944 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
945 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
946 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
947 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
949 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
951 * config/c6x/c6x.md (reserve_cycles): New attribute.
952 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
953 don't reserve functional units after the branch occurs.
955 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
958 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
959 functions into non-tm_pure functions.
961 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
964 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
965 (iterative_hash_canonical_type): Likewise.
966 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
969 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
971 * haifa-sched.c (prune_ready_list): Ensure that if there is a
972 sched-group insn, it either remains alone or the entire list is pruned.
974 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
976 * doc/install.texi (Prerequisites): Fix grammar.
977 (Configuration): Likewise.
979 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
981 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
982 MPC as part of GCC before describing configuring with --with-gmp etc.
983 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
986 2012-02-14 Jakub Jelinek <jakub@redhat.com>
989 * dwarf2out.c (clone_tree_hash): New function.
990 (copy_decls_walk): Use it instead of clone_tree.
992 2012-02-14 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/52244
995 PR tree-optimization/51528
996 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
997 replacements for integral types.
999 2012-02-14 Walter Lee <walt@tilera.com>
1001 * config.gcc: Handle tilegx and tilepro.
1002 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
1004 Add HAVE_AS_TLS check for tilegx and tilepro.
1005 * configure: Regenerate.
1006 * doc/contrib.texi: Add Mat Hostetter and self.
1007 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
1008 Document instruction intrinsics and network accessing intrinsics.
1009 (TILEPro Built-in Functions): New node. Document instruction
1010 intrinsics and network accessing intrinsics.
1011 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
1012 (Specific, tilepro-*-linux*): Likewise.
1013 * doc/invoke.texi (TILE-Gx Options): New section.
1014 (TILEPro Options): New section.
1015 * doc/md.texi (TILE-Gx): New section.
1016 (TILEPro): New section.
1017 * common/config/tilegx/tilegx-common.c: New file.
1018 * common/config/tilepro/tilepro-common.c: New file.
1019 * config/tilegx/constraints.md: New file.
1020 * config/tilegx/linux.h: New file.
1021 * config/tilegx/mul-tables.c: New file.
1022 * config/tilegx/predicates.md: New file.
1023 * config/tilegx/sync.md: New file.
1024 * config/tilegx/t-tilegx: New file.
1025 * config/tilegx/tilegx-builtins.h: New file.
1026 * config/tilegx/tilegx-c.c: New file.
1027 * config/tilegx/tilegx-generic.md: New file.
1028 * config/tilegx/tilegx-modes.def: New file.
1029 * config/tilegx/tilegx-multiply.h: New file.
1030 * config/tilegx/tilegx-protos.h: New file.
1031 * config/tilegx/tilegx.c: New file.
1032 * config/tilegx/tilegx.h: New file.
1033 * config/tilegx/tilegx.md: New file.
1034 * config/tilegx/tilegx.opt: New file.
1035 * config/tilepro/constraints.md: New file.
1036 * config/tilepro/gen-mul-tables.cc: New file.
1037 * config/tilepro/linux.h: New file.
1038 * config/tilepro/mul-tables.c: New file.
1039 * config/tilepro/predicates.md: New file.
1040 * config/tilepro/t-tilepro: New file.
1041 * config/tilepro/tilepro-builtins.h: New file.
1042 * config/tilepro/tilepro-c.c: New file.
1043 * config/tilepro/tilepro-generic.md: New file.
1044 * config/tilepro/tilepro-modes.def: New file.
1045 * config/tilepro/tilepro-multiply.h: New file.
1046 * config/tilepro/tilepro-protos.h: New file.
1047 * config/tilepro/tilepro.c: New file.
1048 * config/tilepro/tilepro.h: New file.
1049 * config/tilepro/tilepro.md: New file.
1050 * config/tilepro/tilepro.opt: New file.
1052 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1054 PR tree-optimization/52210
1055 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
1056 vect_model_simple_cost with two entry vect_def_type array instead
1057 of an address of dt.
1059 2012-02-14 Richard Guenther <rguenther@suse.de>
1062 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
1063 Do not stream DECL_QUALIFIER.
1064 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
1065 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
1066 (find_decls_types_r): Do not walk DECL_QUALIFIER.
1068 2012-02-14 Jakub Jelinek <jakub@redhat.com>
1071 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
1074 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1077 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
1078 * cselib.c (cselib_subst_to_values_from_insn): New function.
1079 * sched-deps.c (add_insn_mem_dependence,
1080 sched_analyze_1, sched_analyze_2): Use it.
1082 2012-02-13 Jan Hubicka <jh@suse.cz>
1085 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
1087 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
1089 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
1090 (GTM_SELF_SPECS): Define if not already defined.
1091 (driver_self_specs): Add GTM_SELF_SPECS.
1092 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1093 (GTM_SELF_SPECS): Define.
1094 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1095 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1097 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1099 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1102 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1105 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1106 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1108 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1111 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1113 2012-02-13 Richard Guenther <rguenther@suse.de>
1115 PR translation/52211
1116 * passes.c (enable_disable_pass): Fix typo.
1118 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1121 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1122 XOR for reduce_bit_field if type is unsigned.
1124 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1126 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1127 disallow changes from SFmode to mode with different size in FP regs.
1129 2012-02-12 Robert Millan <rmh@gnu.org>
1130 Gerald Pfeifer <gerald@pfeifer.com>
1132 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1135 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1137 PR rtl-optimization/52175
1138 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1139 to frame-related instructions.
1141 2012-02-10 Jason Merrill <jason@redhat.com>
1144 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1145 (demangle_new_symbols): Fill it.
1146 (scan_linker_output): Walk it.
1147 (start_tweaking): Split out from scan_linker_output.
1148 (maybe_tweak): Update sym->chosen.
1149 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1151 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1154 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1156 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1158 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1159 having the same mode as previous compare.
1161 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1163 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1164 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1165 (nonlocal_goto_internal): Likewise.
1166 (nonlocal_goto): Emit a use and an indirect jump directly.
1168 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1171 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1172 __atomic_{is,always}_lock_free.
1174 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1177 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1178 negative constant address for x32.
1180 2012-02-10 Richard Henderson <rth@redhat.com>
1182 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1183 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1184 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1186 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1187 Ira Rosen <irar@il.ibm.com>
1189 PR tree-optimization/50031
1190 * targhooks.c (default_builtin_vectorization_cost): Handle
1192 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1193 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1194 all types of reduction and pattern statements.
1195 (vect_estimate_min_profitable_iters): Likewise.
1196 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1197 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1198 for explicit realigns.
1199 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1200 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1202 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1203 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1204 vec_perm for VSX and handle vec_promote_demote.
1206 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1209 * builtins.c (fold_builtin_atomic_always_lock_free,
1210 expand_builtin_atomic_always_lock_free,
1211 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1212 Return and/or test boolean_true_node/boolean_false_node instead of
1213 integer_one_node/integer_zero_node.
1215 2012-02-10 Jan Hubicka <jh@suse.cz>
1218 * predict.c (predict_paths_for_bb): Prevent looping.
1219 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1221 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1223 * config/arm/arm.c (output_move_double): In one case properly
1224 count number of instructions that will be emitted.
1226 2012-02-10 Richard Guenther <rguenther@suse.de>
1228 PR translation/52193
1229 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1231 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1234 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1236 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1239 * var-tracking.c (emit_note_insn_var_location): If
1240 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1241 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1242 non-NOTE_DURING_CALL_P insn.
1244 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1247 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1249 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1252 * gcc.c (switch_matches) Support switches with separated form,
1255 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1257 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1259 (RAMPZ_ADDR): Ditto.
1260 * config/avr/avr.c (avr_addr_t): New typedef.
1261 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1262 (avr_init_expanders): Initialize it.
1263 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1265 (expand_epilogue): Ditto.
1266 (avr_print_operand): Ditto.
1267 (avr_file_start): Ditto.
1268 (avr_emit_movmemhi): Ditto.
1270 2012-02-08 Richard Guenther <rguenther@suse.de>
1272 PR tree-optimization/46886
1273 * tree-flow.h (do_while_loop_p): Declare.
1274 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1275 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1277 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1279 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1280 always succeed for integers larger than a native word.
1282 2012-02-08 Richard Guenther <rguenther@suse.de>
1284 PR rtl-optimization/52170
1285 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1286 properly handle integer vector modes.
1288 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1290 PR gcov-profile/52150
1291 * coverage.c: Include target.h.
1292 (build_var): Call targetm.strip_name_encoding on the assembler name.
1293 Change one _ into . or $ if the target allows it.
1294 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1296 PR rtl-optimization/52139
1297 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1298 is a BARRIER after emit_insn_after_noloc, move BB_END
1299 to the last non-BARRIER insn before it.
1301 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1304 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1305 (mips_gimplify_va_arg_expr): Call it instead of
1306 std_gimplify_va_arg_expr.
1308 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1310 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1311 message for -mno-pointers-to-nested-function.
1313 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1316 * expr.c (get_inner_reference): If there is an offset, add a negative
1317 bit position to it (if any).
1319 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1321 PR rtl-optimization/52060
1322 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1323 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1324 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1325 and/or i0src_copy2 when needed.
1327 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1329 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1330 or LTOPLUGINSONAME if have_c.
1332 * config/freebsd-spec.h: Add comment about what macros can be defined
1334 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1335 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1338 2012-02-07 Richard Guenther <rguenther@suse.de>
1340 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1341 newline in -alias dumps.
1343 2012-02-07 Kai Tietz <ktietz@redhat.com>
1344 Dave Korn <dave.korn.cygwin@gmail.com>
1347 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1348 Take care that typinfo gets dllexport-attribute.
1350 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1353 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1354 if modifier < EXPAND_SUM call force_operand on the result.
1356 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1358 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1359 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1361 (epiphany_function_type): Replace types for specific interrupts with
1362 EPIPHANY_FUNCTION_INTERRUPT.
1363 (EPIPHANY_INTERRUPT_P): Update.
1364 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1365 New static function.
1366 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1367 <disinterrupt>: Affects type identity.
1368 (epiphany_handle_interrupt_attribute): Handle variable number of
1370 (epiphany_compute_function_type): Update for new
1371 epiphany_function_type definition.
1372 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1373 handlers with a longcall forwarder.
1374 (epiphany_start_function): Handle multiple interrupt arguments and/or
1375 forwarder_section attribute.
1377 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1380 2012-02-07 Alan Modra <amodra@gmail.com>
1383 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1386 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1388 PR tree-optimization/50969
1389 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1390 use vec_perm rather than vector_stmt.
1391 (vect_model_load_cost): Likewise.
1392 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1393 vec_perm to be the same as other vector statements.
1394 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1395 cost of vec_perm for TARGET_VSX.
1397 2012-02-06 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/52115
1400 * tree-sra.c (access_has_replacements_p): New function.
1401 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1403 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1406 * trans-mem.c (expand_call_tm): Add an assertion.
1407 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1410 2012-02-06 Richard Guenther <rguenther@suse.de>
1412 PR tree-optimization/50955
1413 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1414 raise cost of expressions that replace an address with an
1415 expression based on a different pointer.
1417 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1420 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1421 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1423 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1426 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1427 -Weffc++ and specify guidelines come from second edition.
1429 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1431 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1432 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1433 (call_direct_split, call_value_split, call_value_internal_direct)
1434 (call_value_direct_split, call_value_multiple_split): Use jal and
1435 jal_macro attributes.
1437 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1439 * reload1.c (reload_regs_reach_end_p): Replace with...
1440 (reload_reg_rtx_reaches_end_p): ...this function.
1441 (new_spill_reg_store): Update commentary.
1442 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1443 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1444 before setting new_spill_reg_store.
1445 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1446 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1447 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1448 for non-spill reload registers.
1450 2012-02-05 Ira Rosen <irar@il.ibm.com>
1452 PR tree-optimization/52091
1453 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1454 (vect_is_simple_use_1): Likewise.
1455 * tree-vect-loop.c (vectorizable_reduction): Update calls
1456 to vect_is_simple_use_1 and vect_is_simple_use.
1457 (vectorizable_live_operation): Likewise.
1458 * tree-vect-patterns.c (widened_name_p,
1459 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1460 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1461 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1462 vectorizable_shift,vectorizable_operation, vectorizable_store,
1463 vectorizable_load): Likewise.
1464 (vect_is_simple_cond): Add an argument, pass it to
1465 vect_is_simple_use_1.
1466 (vectorizable_condition): Update calls to vect_is_simple_cond,
1468 (vect_is_simple_use): Add an argument, the statement in which
1469 OPERAND is used. Check that if OPERAND's def stmt is a double
1470 reduction phi node, the use is a phi node too.
1471 (vect_is_simple_use_1): Add an argument, pass it to
1473 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1474 to vect_is_simple_use.
1476 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1478 PR rtl-optimization/52095
1479 * modulo-sched.c (dump_insn_locator): New function.
1480 (loop_canon_p, sms_schedule): Use it.
1482 PR rtl-optimization/52113
1483 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1484 even for decomposable shift/zext insns.
1486 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1487 Zdenek Dvorak <ook@ucw.cz>
1489 PR rtl-optimization/52092
1490 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1491 on get_iv_value result.
1493 2012-02-02 Andrew Pinski <apinski@cavium.com>
1497 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1499 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1502 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1504 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1506 PR rtl-optimization/49800
1507 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1508 (sched_finish): Call regstat_free_n_sets_and_refs.
1510 2012-02-02 Jia Liu <proljc@gmail.com>
1512 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1515 2012-02-02 Jan Hubicka <jh@suse.cz>
1516 Tom de Vries <tom@codesourcery.com>
1519 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1520 * varpool.c (varpool_analyze_pending_decls): Likewise.
1522 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1523 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1525 * config.gcc: Add cr16-* support.
1527 * doc/extend.texi: Document cr16 extensions.
1528 * doc/install.texi: Document cr16 install.
1529 * doc/invoke.texi: Document cr16 options.
1530 * doc/md.texi: Document cr16 constraints.
1532 * common/config/cr16/cr16-common.c: New file.
1533 * config/cr16/cr16.c: New file.
1534 * config/cr16/cr16.h: New file.
1535 * config/cr16/cr16.md: New file.
1536 * config/cr16/cr16.opt: New file.
1537 * config/cr16/cr16-protos.h: New file.
1538 * config/cr16/predicates.md: New file.
1539 * config/cr16/constraints.md: New file.
1540 * config/cr16/t-cr16: New file.
1542 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1545 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1546 that operands[2] is either immediate, or q_regs_operand.
1548 PR tree-optimization/52073
1549 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1550 a pattern stmt for pattern uses, ignore uses outside of the loop.
1552 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1554 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1555 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1556 (OUT_AS1, OUT_AS2): Remove.
1558 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1560 PR rtl-optimization/51374
1561 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1562 to cross other volatile_refs_p insns.
1564 2012-02-01 Richard Guenther <rguenther@suse.de>
1566 * doc/invoke.texi (fno-inline): Clarify documentation.
1567 (finline-small-functions): Likewise.
1568 (finline-functions): Likewise.
1569 * common.opt (finline): Adjust comment and documentation.
1570 (finline-small-functions): Clarify documentation.
1571 (finline-functions): Likewise.
1572 (finline-functions-called-once): Likewise.
1574 2012-02-01 Tristan Gingold <gingold@adacore.com>
1576 * c-typeck.c (composite_type): Keep mode for pointers.
1578 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1580 * function.h (regno_reg_rtx): Adjust comment.
1581 * reginfo.c (init_reg_modes_target): Only use the previous mode
1582 if it fits within one register. Remove MIPS comment.
1584 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1587 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1589 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1591 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1592 to srak instruction.
1594 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1596 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1598 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1603 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1605 2012-01-31 Richard Guenther <rguenther@suse.de>
1607 PR tree-optimization/51528
1608 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1611 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1616 * ree.c (add_removable_extension): Change def_map argument
1617 to unsigned *, store in def_map 1 + offset into *insn_list vector
1618 instead of pointers into the vector.
1619 (find_removable_extensions): Adjust caller.
1621 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1623 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1624 Transform all "* quoted-c-code" to { c-code }.
1625 Remove redundant test for "optimize" in combine patterns.
1626 Move (include "avr-dimode.md") to end of file.
1628 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1631 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1632 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1634 2012-01-30 Richard Guenther <rguenther@suse.de>
1636 PR tree-optimization/52028
1637 * tree-loop-distribution.c (ldist_gen): Properly update
1640 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1643 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1644 set_cur_line_info_table if not emitting debug info.
1646 PR tree-optimization/52046
1647 * tree-vect-patterns.c (check_bool_pattern): Give up if
1648 a comparison could throw.
1651 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1653 2012-01-30 Richard Guenther <rguenther@suse.de>
1655 PR tree-optimization/52045
1656 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1657 SSA form if cfgcleanup did anything.
1659 2012-01-30 Richard Guenther <rguenther@suse.de>
1661 PR tree-optimization/52045
1662 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1663 before computing final todo.
1665 2012-01-30 Richard Guenther <rguenther@suse.de>
1667 PR tree-optimization/51528
1668 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1671 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1673 * df-problems.c (df_kill_notes): Check that the use refers
1674 to the note under examination.
1676 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1679 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1680 parameter and use short-lived pseudos.
1681 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1682 (sparc_expand_vector_init): Const-ify local variables and adjust
1683 calls to above functions.
1685 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1687 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1689 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1691 * doc/invoke.texi: Make usage of "compile time" and
1692 "run time"/"runtime" consistent throughout the file.
1694 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1696 * config/alpha/alpha.c (alpha_option_override): Default to
1697 full IEEE compliance mode for Go language.
1699 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1701 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1702 (LINK_SSP_SPEC): Define.
1704 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1707 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1710 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1712 * doc/invoke.texi: Correct hyphenation of "floating point",
1713 "double precision", and related terminology throughout the file.
1715 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1718 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1719 arm_general_register_operand predicate for operand 2 instead of
1722 2012-01-27 Ian Lance Taylor <iant@google.com>
1725 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1726 * builtins.c (expand_builtin_init_trampoline): Add onstack
1727 parameter. Change caller.
1728 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1729 * tree.c (build_common_builtin_nodes): Declare
1730 __builtin_init_heap_trampoline.
1732 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1734 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1735 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1736 * config/avr/avr.c: Ditto.
1737 (avr_regnames): Remove because unused.
1738 * config/avr/avr.md (*cpse.ne): New peephole.
1739 (*cpse.eq): New peephole from former cpse peepholes.
1741 2012-01-27 Michael Eager <eager@eagercon.com>
1743 * config/microblaze.c (microblaze_emit_compare): Correct
1744 test after pcmp instruction.
1746 2012-01-27 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/52020
1749 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1751 2012-01-27 Richard Guenther <rguenther@suse.de>
1753 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1754 function non-const/pure.
1756 2012-01-27 Richard Guenther <rguenther@suse.de>
1758 PR tree-optimization/50444
1759 * tree-sra.c (build_ref_for_offset): Properly adjust the
1760 MEM_REF type for unaligned accesses.
1762 2012-01-27 Richard Guenther <rguenther@suse.de>
1764 PR tree-optimization/50444
1765 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1766 (expand_assignment): Use it. Properly handle misaligned
1767 bases when expanding stores to component references.
1768 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1771 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1774 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1775 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1776 * tree-data-ref.c (find_data_references_in_loop): Make static.
1777 (compute_all_dependences): Change return type to bool. Bail out
1778 for too many datarefs in a loop. Move the hunk resetting the data
1779 dependences vector from ...
1780 (compute_data_dependences_for_loop): ... here. Account for
1781 compute_all_dependences returning false.
1782 (compute_data_dependences_for_bb): Likewise.
1783 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1784 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1786 2012-01-27 Richard Guenther <rguenther@suse.de>
1789 * expr.c (store_field): Use the alias-set of the scratch memory
1792 2012-01-27 Tom de Vries <tom@codesourcery.com>
1794 PR tree-optimization/51990
1795 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1797 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1799 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1802 * var-tracking.c (reverse_op): Don't add any reverse operation
1803 if V already has any constant locations.
1805 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1807 * doc/invoke.texi: Correct usage of "command line" (noun)
1808 vs "command-line" (adjective) throughout.
1810 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1812 * doc/invoke.texi (Language Independent Options): Move
1813 -Wcoverage-mismatch blurb from here....
1814 (Warning Options): ...to here.
1816 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1818 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1819 Set rs6000_always_hint to false for 476.
1821 2012-01-27 Matthias Klose <doko@ubuntu.com>
1823 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1825 * incpath.c (add_standard_paths): Likewise.
1827 2012-01-27 Richard Henderson <rth@redhat.com>
1829 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1830 * config/m68k/sync.md (atomic_test_and_set): Rename from
1831 sync_test_and_setqi and adjust the operands.
1832 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1833 and unconditionally enable.
1835 2012-01-27 Richard Henderson <rth@redhat.com>
1837 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1838 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1839 (ldstub): Rename from ldstubqi.
1840 (ldstub<I24MODE>): Remove.
1842 2012-01-27 Richard Henderson <rth@redhat.com>
1844 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1845 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1846 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1847 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1848 * doc/tm.texi: Rebuild.
1850 2012-01-27 Richard Henderson <rth@redhat.com>
1852 * optabs.c (gen_atomic_test_and_set): Remove default.
1853 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1855 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1857 PR rtl-optimization/51978
1858 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1859 (combine_reaching_defs): Likewise.
1860 (struct re_info): Remove.
1861 (add_removable_extension): Remove x and data arguments,
1862 add insn, insn_list and def_map. Use the arguments directly
1863 instead of using struct re_info.
1864 (find_removable_extensions): Don't call add_removable_extension
1865 through note_stores, instead just call it with single_set
1867 (find_and_remove_re): Pass curr_cand->expr instead of
1868 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1870 2012-01-26 Michael Matz <matz@suse.de>
1872 PR tree-optimization/46590
1873 * cfgexpand.c: Revert last change (r183305).
1874 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1876 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1877 checking for emptiness.
1879 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1882 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1883 non-addressable non-BLKmode base correctly.
1885 2012-01-26 Michael Matz <matz@suse.de>
1887 PR tree-optimization/48794
1888 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1889 regions referenced from RESX/EH_DISPATCH.
1891 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1893 * config/s390/s390.h: Make BRANCH_COST an option.
1894 * config/s390/s390.opt: New option -mbranch-cost.
1896 2012-01-26 Richard Henderson <rth@redhat.com>
1898 Revert 2012-01-24 change:
1899 * trans-mem.c (requires_barrier): Do not instrument thread local
1900 variables and emit save/restore for them.
1902 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1905 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1908 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1910 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1913 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1916 Rename __pgm to __flash.
1917 Rename __pgm1 to __flash1.
1918 Rename __pgm2 to __flash2.
1919 Rename __pgm3 to __flash3.
1920 Rename __pgm4 to __flash4.
1921 Rename __pgm5 to __flash5.
1922 Rename __pgmx to __memx.
1923 * doc/extend.texi (AVR Named Address Spaces)
1924 Rename address space names as indicated above.
1925 * config/avr/avr.c (avr_addrspace): Ditto.
1927 * config/avr/avr-protos.h
1928 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1929 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1930 * config/avr/predicates.md: Ditto.
1931 * config/avr/avr.c Ditto, and
1932 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1933 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1935 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1936 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1937 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1938 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1939 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1940 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1941 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1942 * config/avr/avr.c: Ditto.
1943 * config/avr/avr.md: Ditto.
1945 2012-01-25 Jason Merrill <jason@redhat.com>
1948 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1950 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1952 PR tree-optimization/51987
1953 * tree-data-ref.c (get_references_in_stmt): Handle references in
1954 non-volatile GIMPLE_ASM.
1956 2012-01-25 Richard Guenther <rguenther@suse.de>
1958 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1959 bases are dereferenced.
1961 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1963 PR rtl-optimization/48374
1964 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1966 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1968 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1969 compute_data_dependences_for_loop returns false.
1970 * tree-parloops.c (loop_parallel_p): Likewise.
1972 2012-01-25 Richard Guenther <rguenther@suse.de>
1974 * tree.h (get_pointer_alignment_1): Declare.
1975 * builtins.c (get_pointer_alignment_1): New function.
1976 (get_pointer_alignment): Use it.
1978 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1980 PR rtl-optimization/48308
1981 * combine.c (enum undo_kind): Add UNDO_LINKS.
1982 (struct undo): Add member l to other_contents and where.
1983 (do_SUBST_LINK): New.
1985 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1986 (undo_all): Handle UNDO_LINKS.
1988 2012-01-25 Richard Henderson <rth@redhat.com>
1990 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1993 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1995 * optabs.c (gen_atomic_test_and_set): Use each argument.
1997 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1999 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
2000 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
2001 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
2002 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
2003 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
2004 TARGET_PAIRED_SINGLE_FLOAT.
2006 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2008 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2009 (in_struct, return_val): Remove MEM documentation.
2010 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
2011 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
2012 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
2014 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2015 * cfgexpand.c (add_alias_set_conflicts): Likewise.
2016 * expr.c (store_field): Likewise.
2017 * function.c (assign_stack_temp_for_type): Likewise.
2018 * ifcvt.c (noce_try_cmove_arith): Likewise.
2019 * reload1.c (reload): Likewise.
2020 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
2021 (alpha_set_memflags): Likewise.
2022 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
2024 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
2026 * rtl.h (true_dependence, canon_true_dependence): Remove varies
2028 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
2029 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
2030 (true_dependence_1, true_dependence, canon_true_dependence): Remove
2032 * cselib.c (cselib_rtx_varies_p): Delete.
2033 (cselib_invalidate_mem): Update call to canon_true_dependence.
2034 * dse.c (record_store, check_mem_read_rtx): Likewise.
2035 (scan_reads_nospill): Likewise.
2036 * cse.c (check_dependence): Likewise.
2037 (cse_rtx_varies_p): Delete.
2038 * expr.c (safe_from_p): Update call to true_dependence.
2039 * ira.c (validate_equiv_mem_from_store): Likewise.
2040 (memref_referenced_p): Likewise.
2041 * postreload-gcse.c (find_mem_conflicts): Likewise.
2042 * sched-deps.c (sched_analyze_2): Likewise.
2043 * store-motion.c (load_kills_store): Likewise.
2044 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
2045 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2046 (compute_transp): Update call to canon_true_dependence.
2048 2012-01-25 Richard Henderson <rth@redhat.com>
2050 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
2051 (maybe_emit_atomic_test_and_set): New.
2052 (expand_sync_lock_test_and_set): Use it.
2053 (expand_atomic_test_and_set): Likewise.
2054 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
2055 the implementation; clarify implementation defined details.
2056 * doc/md.texi (atomic_test_and_set): Document.
2058 2012-01-25 Richard Henderson <rth@redhat.com>
2060 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
2062 2012-01-25 Richard Henderson <rth@redhat.com>
2065 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
2066 to effect no-op split.
2068 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2071 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
2072 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
2073 (BT_FN_VOID_PTR_INT_SIZE): New.
2074 (BT_FN_UINT_UINT_VAR): Remove.
2075 (BT_FN_UINT32_UINT32_VAR): New.
2076 (BT_FN_DOUBLE_VPTR): Remove.
2077 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
2079 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
2080 (_ITM_changeTransactionMode): Same.
2081 (_ITM_memmoveRtWt): Change return type to void.
2082 (_ITM_memcpyRtWt): Same.
2083 (_ITM_memsetW): Same.
2084 (_ITM_RaRD): Change types to double.
2089 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2091 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2092 Patrick Marlier <patrick.marlier@gmail.com>
2094 * trans-mem.c (requires_barrier): Do not instrument thread local
2095 variables and emit save/restore for them.
2097 2012-01-24 Jason Merrill <jason@redhat.com>
2100 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2101 output static aliases.
2103 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2106 * common.opt (-pie, -shared, pie, shared): Change from Common to
2108 * gcc.c (display_help): Display help for -pie and -shared.
2110 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2113 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2114 Remove note on size/offset limitation.
2115 (AVR Variable Attributes): Add example how to read data located
2116 with progmem. Refer to named address spaces.
2117 * doc/invoke.texi (AVR Options): Fix typo.
2119 2012-01-24 Richard Guenther <rguenther@suse.de>
2121 Forward-port to trunk
2122 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2125 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2126 op0 isn't sufficiently aligned and there is movmisalignM
2127 insn for mode, use it to load op0 into a temporary register.
2129 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2132 * target.def (const_not_ok_for_debug_p): New hook.
2133 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2135 * doc/tm.texi: Regenerated.
2136 * dwarf2out.c (const_ok_for_output_1): If
2137 targetm.const_not_ok_for_debug_p returns true, fail.
2138 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2140 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2142 2012-01-23 Kai Tietz <ktietz@redhat.com>
2145 * config/i386/predicates.md (symbolic_operand): Allow
2146 UNSPEC_PCREL as PIC expression for lea.
2147 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2148 * config/i386/i386.c (ix86_delegitimize_address): Handle
2149 UNSPEC_PCREL for none-MEM, too.
2151 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2153 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2154 (ipa_tm_create_version_alias): Same.
2156 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2159 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2160 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2162 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2163 Patrick Marlier <patrick.marlier@gmail.com>
2164 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2167 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2168 simple_object_start_read.
2170 2012-01-23 Richard Guenther <rguenther@suse.de>
2173 PR tree-optimization/51895
2174 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2175 parameter decomposition into BLKmode components.
2177 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2179 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2180 fake variables for restrict-qualified pointers whose pointed-to type
2181 contains a placeholder.
2183 2012-01-23 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/51949
2186 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2188 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2190 PR rtl-optimization/51933
2191 * ree.c (transform_ifelse): Return true right away if dstreg is
2192 already wider or equal to cand->mode.
2193 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2194 (make_defs_and_copies_lists): Remove defs_list and copies_list
2195 arguments, add state argument, just truncate state->work_list
2196 instead of always allocating and freeing the vector. Assert that
2197 get_defs succeeds instead of returning 2. Changed return type to bool.
2198 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2199 have ext_src_mode, see if it has been modified already with the
2200 right kind of extension and has been extended before from the
2201 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2202 just return true. Remember the original mode in state->modified array.
2203 (combine_reaching_defs): Add state argument. Don't allocate and
2204 free here def_list, copied_list and vec vectors, instead just
2205 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2206 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2207 Add state variable, clear vectors in it, initialize state.modified
2208 if needed. Free all the vectors at the end and state.modified too.
2209 Don't skip a candidate if the extension expression has been modified.
2211 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2214 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2215 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2216 (extra_options) interix.opt -> i386/interix.opt"
2217 (extra_objs):Add winnt-stubs.o
2218 * configure.ac: Add interix to target_os .comm on PE check.
2219 * configure: Regenerate.
2220 * config/interix3.h: Delete and move bits to..
2221 * config/interix.h: Delete and move bits to..
2222 * config/i386/i386-interix3.h: Delete and move bits to..
2223 * config/i386/i386-interix.h: ..here.
2224 (TARGET_CPU_DEFAULT): Remove redefinition.
2225 (TARGET_ASM_CONSTRUCTOR): Undefine.
2226 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2227 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2228 (PTRDIFF_TYPE): Define.
2229 (LONG_DOUBLE_TYPE_SIZE): Define.
2230 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2231 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2232 (TARGET_SECTION_TYPE_FLAGS): Define.
2233 (ASM_DECLARE_FUNCTION_NAME): Define.
2234 (ASM_OUTPUT_EXTERNAL): Define.
2235 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2236 (ASM_OUTPUT_ALIGNED_BSS): Define.
2237 (PCC_BITFIELD_TYPE_MATTERS): Define.
2238 (USE_CONST_SECTION): Define.
2239 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2240 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2241 (SUPPORTS_ONE_ONLY): Remove.
2242 (I386_PE_STRIP_ENCODING): Define.
2243 * config/interix.opt: Delete and move bits to..
2244 * config/i386/interix.opt: ..here. New.
2245 (mpe-aligned-commons): Add.
2246 * config/i386/t-interix: Add copyright header.
2247 (winnt-stubs.o): Add rule.
2249 2012-01-22 Jason Merrill <jason@redhat.com>
2252 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2253 for extra name aliases.
2255 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2257 PR rtl-optimization/51924
2258 * ree.c (combine_set_extension): Improve debugging message.
2259 (combine_reaching_defs): Likewise.
2260 (get_defs): Rename confusingly named variable.
2261 (find_and_remove_re): Skip a candidate if the extension expression has
2264 2012-01-21 Robert Millan <rmh@gnu.org>
2265 Gerald Pfeifer <gerald@pfeifer.com>
2267 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2268 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2270 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2272 PR tree-optimization/51914
2273 * tree-vect-stmts.c (vectorizable_conversion): For
2274 cvt_type && modifier == WIDEN, put temporary with cvt_type
2275 at the beginning of vec_dsts and set vec_dest to temporary
2278 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2280 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2282 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2284 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2285 * config/rs6000/rs6000.c: Likewise.
2287 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2290 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2291 output_move_double on a copy of operands array.
2293 2012-01-20 Cary Coutant <ccoutant@google.com>
2294 Dodji Seketeli <dodji@redhat.com>
2297 * dwarf2out.c (copy_declaration_context): Return ref to parent
2298 of declaration DIE, if necessary.
2299 (remove_child_or_replace_with_skeleton): Add new parameter; update
2300 caller. Place skeleton DIE under parent DIE of original declaration.
2301 Move call to copy_declaration_context to here ...
2302 (break_out_comdat_types): ... from here.
2304 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2306 PR rtl-optimization/51856
2307 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2310 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2313 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2314 hints for neon loads and stores.
2316 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2320 * doc/extend.texi (Named Address Spaces): Split into subsections.
2321 (AVR Named Address Spaces): New subsection.
2322 (M32C Named Address Spaces): New subsection.
2323 (RL78 Named Address Spaces): New subsection.
2324 (SPU Named Address Spaces): New subsection.
2325 (Variable Attributes): New anchor "AVR Variable Attributes".
2326 (AVR Variable Attributes): Rewrite and avoid wording
2327 "address space" in this context.
2328 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2329 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2330 (AVR Built-in Macros): New subsubsection therein.
2331 * doc/md.texi (AVR constraints): Remove "C04", "R".
2333 2012-01-20 Richard Guenther <rguenther@suse.de>
2335 PR tree-optimization/51903
2336 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2337 when removing stmts.
2339 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2342 * config/arm/arm.c (arm_load_pic_register): Use
2343 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2344 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2345 (arm_pic_static_addr): Likewise.
2346 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2347 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2348 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2349 (pic_load_addr_unified): New.
2351 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2354 * function.c (instantiate_virtual_regs_in_insn): Use
2355 delete_insn_and_edges when removing a wrong asm insn.
2357 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2359 PR rtl-optimization/40761
2360 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2361 Add new member loop_num.
2362 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2363 (ira_build): Remove the parameter.
2365 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2366 (ira.c): Do not build CFG loops for one region allocation. Remove
2367 argument from ira_build call.
2369 * ira-build.c (init_loop_tree_node): New function.
2370 (create_loop_tree_nodes): Use it. Separate the case when CFG
2371 loops are not built.
2372 (more_one_region_p): Check current_loops.
2373 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2375 (add_loop_to_tree): Process loop equal to NULL too.
2376 (form_loop_tree): Separate the case when CFG loops are not built.
2377 Use explicitly number for the root.
2378 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2380 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2381 instead of loop->num.
2382 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2383 (mark_all_loops_for_removal): Ditto.
2384 (remove_unnecessary_regions): Separate the case when CFG loops
2386 (ira_build): Remove the parameter. Use explicit number of regions
2387 when CFG loops are not built.
2389 * ira-color.c (print_loop_title): Separate the case for the root node.
2390 Use loop_num instead of loop->num.
2391 (move_spill_restore): Use loop_num instead of loop->num.
2393 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2394 (change_loop): Ditto.
2395 (change_loop): Use loop_num instead of loop->num.
2397 * ira-lives.c (process_bb_node_lives): Ditto.
2399 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2401 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2403 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2406 * tree-mudflap.c (mf_artificial): New function.
2407 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2408 mx_register_decls, mudflap_enqueue_decl): Use it.
2411 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2412 numbers in the insn pattern.
2414 2012-01-19 Michael Matz <matz@suse.de>
2416 PR tree-optimization/46590
2417 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2418 use it in remembering which conflicts we already created.
2419 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2422 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2425 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2426 (merge_and_complain): Same.
2428 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2431 * config/initfini-array.h: Guard content of the header
2432 with #ifdef HAVE_INITFINI_ARRAY.
2433 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2434 Add initfini-array.h to tm_file here.
2435 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2436 * config.gcc: Don't add initfini-array.h to tm_file here.
2437 * configure: Regenerated.
2439 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2441 PR rtl-optimization/51505
2442 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2443 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2444 (df_note_bb_compute): Update the call to df_kill_notes.
2446 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2448 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2450 2012-01-18 Richard Guenther <rguenther@suse.de>
2452 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2453 of conversions to void *.
2455 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2456 Richard Sandiford <rdsandiford@googlemail.com>
2460 * optabs.h (simplify_expand_binop): Declare.
2461 * optabs.c (simplify_expand_binop): Make global.
2462 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2463 endian targets if the source cannot be exactly covered by word
2466 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2469 * hard-reg-set.h (struct hard_reg_set_container): New type.
2470 * target.h (struct hard_reg_set_container): Forward declare.
2471 * target.def (set_up_by_prologue): New target hook.
2472 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2473 * doc/tm.texi: Regenerated.
2474 * function.c (thread_prologue_and_epilogue_insns): Change
2475 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2476 Call targetm.set_up_by_prologue on it.
2477 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2478 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2480 2012-01-17 Nick Clifton <nickc@redhat.com>
2482 * config/rx/rx.c (rx_can_use_simple_return): New function.
2483 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2484 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2486 2012-01-17 Richard Guenther <rguenther@suse.de>
2489 * expr.c (expand_assignment): Take address-space information
2490 from the address operand of MEM_REF and TARGET_MEM_REF.
2491 (expand_expr_real_1): Likewise.
2493 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2495 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2496 reload dump is requested.
2498 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2501 * trans-mem.c (requires_barrier): Call may_be_aliased.
2503 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2505 PR tree-optimization/51877
2506 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2507 call arguments and fndecls compare equal, instead return false if they
2508 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2509 both SSA_NAMEs that are valueized the same, or they satisfy
2512 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2514 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2516 * configure: Regenerate.
2518 2012-01-16 Jan Hubicka <jh@suse.cz>
2522 * convert.c (convert_to_integer): Use fold_convert for
2523 converting an INTEGER_CST to integer type.
2525 2012-01-16 Jason Merrill <jason@redhat.com>
2528 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2530 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2533 * config/s390/s390.c (s390_chunkify_start): Don't skip
2534 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2535 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2536 If insn is followed by NOTE_INSN_VAR_LOCATION or
2537 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2538 Don't use location of note insns.
2540 PR tree-optimization/51865
2541 * tree-inline.c (tree_function_versioning): Call remap_decl
2542 on DECL_RESULT whenever it has VOID_TYPE_P type.
2544 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2546 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2547 for calls to locally-binding MIPS16 functions if only the return
2548 type uses float regs.
2550 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2551 Richard Sandiford <rdsandiford@googlemail.com>
2553 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2554 (SYMBOL_32_HIGH): Likewise.
2555 (mips_output_tls_reloc_directive): Declare.
2556 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2557 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2558 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2559 (mips_lo_relocs, mips_hi_relocs): Make extern.
2560 (mips16_stub_function): Move up file.
2561 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2562 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2563 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2564 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2565 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2566 (mips_get_tp): Add MIPS16 support.
2567 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2568 Generalize DTPREL and TPREL handling.
2569 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2570 Add MIPS16 TLS support.
2571 (mips_output_tls_reloc_directive): New function.
2572 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2573 * config/mips/predicates.md (symbolic_operand_with_high)
2574 (tls_reloc_operand): New predicates.
2575 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2576 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2577 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2578 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2579 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2580 (*tls_get_tp_mips16_call_<mode>): Likewise.
2582 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2584 PR rtl-optimization/51821
2585 * recog.c (peep2_find_free_register): Determine clobbered registers
2588 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2591 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2592 * config/avr/avr.c: Likewise.
2593 * config/avr/avr.h: Likewise.
2595 2012-01-13 Ian Lance Taylor <iant@google.com>
2598 * tree.h (TYPE_QUALS): Add cast to int.
2599 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2601 2012-01-13 Ian Lance Taylor <iant@google.com>
2603 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2604 comparing param_index to VEC_length result.
2606 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2608 * c-decl.c: Do not include tree-mudflap.h
2609 * tree-optimize.c: Likewise.
2610 * Makefile.in: Update dependencies.
2612 2012-01-13 Richard Guenther <rguenther@suse.de>
2615 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2616 variable-sized result always use RSO.
2618 2012-01-12 DJ Delorie <dj@redhat.com>
2620 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2621 pointer type, not just the default pointer type.
2623 2012-01-09 Richard Henderson <rth@redhat.com>
2624 Denis Chertykov <chertykov@gmail.com>
2627 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2628 * config/avr/avr.c (avr_can_eliminate): Simplify.
2629 (avr_initial_elimination_offset): Likewise.
2630 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2631 (expand_epilogue): Likewise.
2632 (avr_legitimize_address): Gut.
2633 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2634 (avr_hard_regno_nregs): New.
2635 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2636 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2637 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2638 add soft frame pointer.
2639 (CALL_USED_REGISTERS): Likewise.
2640 (REG_CLASS_CONTENTS): Likewise.
2641 (REGISTER_NAMES): Likewise.
2642 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2643 (HARD_FRAME_POINTER_REGNUM): New.
2644 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2645 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2646 remove the HARD_FRAME_POINTER self-elimination.
2648 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2651 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2652 DECL_EXTERNAL when checking for initializers of progmem variables.
2654 2012-01-12 Ira Rosen <irar@il.ibm.com>
2656 PR tree-optimization/51799
2657 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2658 that the last operation is a type demotion.
2660 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2662 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2663 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2665 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2668 * combine.c (distribute_notes): If i3 is a noreturn call,
2669 allow old_size to be equal to args_size and make sure the
2670 noreturn call gets REG_ARGS_SIZE note.
2671 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2672 on noreturn calls even when the delta is 0.
2674 2012-01-11 Nathan Sidwell <nathan@acm.org>
2676 * gcov.c (STRING_SIZE): Remove.
2677 (generate_results): Erase annotations for source files with no
2678 coverage information.
2680 (output_lines): Use it.
2682 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2684 * gimple.h (gimplify_body): Remove first argument.
2685 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2686 pointer set here, instead just pass DATA to walk_tree.
2687 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2688 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2689 (unvisit_body): Likewise, but with unmark_visited.
2690 (gimplify_body): Remove BODY_P argument and adjust.
2691 (gimplify_function_tree): Adjust call to gimplify_body.
2692 * omp-low.c (finalize_task_copyfn): Likewise.
2694 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2696 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2697 (build_function_type_skip_args): Delete.
2698 * tree.c (build_function_type_skip_args): Make static and add
2699 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2700 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2701 pass it to build_function_type_skip_args.
2702 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2703 (tree_function_versioning): Likewise.
2704 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2705 build_function_decl_skip_args.
2706 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2707 and pass it to build_function_decl_skip_args/tree_function_versioning.
2708 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2709 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2710 * trans-mem.c (ipa_tm_create_version): Likewise.
2711 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2712 * tree-inline.c (declare_return_variable): Remove always-true test.
2713 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2714 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2715 * ipa-split.c (split_function): Skip the return value for the split
2716 part if it doesn't return.
2718 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2720 PR tree-optimization/49642
2721 * ipa-split.c (forbidden_dominators): New variable.
2722 (check_forbidden_calls): New function.
2723 (dominated_by_forbidden): Likewise.
2724 (consider_split): Check for forbidden dominators.
2725 (execute_split_functions): Initialize and free forbidden
2726 dominators info; call check_forbidden_calls.
2728 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2730 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2732 2012-01-11 Nick Clifton <nickc@redhat.com>
2734 * config/rx/rx.md (return): Define pattern.
2736 2012-01-11 Richard Guenther <rguenther@suse.de>
2738 * doc/extend.texi (malloc attribute): Adjust according to
2741 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2742 Patrick Marlier <patrick.marlier@gmail.com>
2745 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2746 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2747 (ipa_tm_note_irrevocable): Same.
2748 (ipa_tm_scan_irr_block): Same.
2749 (ipa_tm_decrement_clone_counts): Same.
2750 (ipa_tm_scan_irr_function): Same.
2751 (ipa_tm_create_version_alias): Same.
2752 (ipa_tm_create_version): Same.
2753 (ipa_tm_transform_calls_redirect): Same.
2754 (ipa_tm_transform_calls): Same.
2755 (ipa_tm_transform_transaction): Same.
2756 (ipa_tm_execute): Same.
2758 2012-01-10 Richard Guenther <rguenther@suse.de>
2761 * opts.c (common_handle_option): Handle -Werror.
2763 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2765 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2768 2012-01-10 Jason Merrill <jason@redhat.com>
2770 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2773 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2775 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2776 supports R_386_TLS_GD_PLT reloc.
2777 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2778 supports R_386_TLS_LDM_PLT reloc.
2779 * configure: Regenerate.
2780 * config.in: Regenerate.
2782 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2785 Extend __pgmx semantics to linearize memory.
2786 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2787 determine if code comes inline or from libgcc.
2788 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2789 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2790 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2791 (movmemx_qi, movmemx_hi): New insns.
2792 (xload_<mode>_libgcc): Rewrite to new insn condition.
2793 (xload_<mode>): Remove insns.
2794 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2795 cases that don't satisfy avr_xload_libgcc_p().
2796 (avr_addr_space_convert): Allow converting in any direction.
2797 (avr_addr_space_subset_p): Return always true.
2798 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2799 (avr_emit_movmemhi): Ditto.
2800 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2801 (avr_out_movmem): Ditto.
2802 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2803 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2804 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2805 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2806 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2808 2012-01-10 Richard Guenther <rguenther@suse.de>
2810 PR tree-optimization/50913
2811 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2812 Require data-refs to be representable by Graphite with respect
2815 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2817 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2818 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2820 2012-01-10 Tom de Vries <tom@codesourcery.com>
2822 PR rtl-optimization/51271
2823 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2824 handling annulled branch.
2826 2012-01-10 Richard Henderson <rth@redhat.com>
2828 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2829 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2830 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2831 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2832 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2833 arm_expand_vec_perm_const): New.
2834 * config/arm/arm-protos.h: Update.
2835 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2836 (*neon_vswp<VDQX>): New.
2837 (neon_vcombine<VDX>): Use neon_split_vcombine.
2838 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2839 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2840 (vec_perm<VE>): New.
2842 2012-01-10 Richard Henderson <rth@redhat.com>
2844 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2845 use it if reload_completed.
2846 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2847 arm_output_asm_insn, arm_process_output_memory_barrier,
2848 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2849 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2850 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2851 arm_process_output_sync_insn, arm_output_sync_insn,
2852 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2853 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2854 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2855 (emit_unlikely_jump): New.
2856 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2857 (arm_split_atomic_op): New.
2858 * config/arm/arm-protos.h: Update.
2859 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2860 (struct arm_sync_generator): Remove.
2861 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2862 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2863 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2864 (VUNSPEC_LL, VUNSPEC_SC): New.
2865 (sync_result, sync_memory, sync_required_value, sync_new_value,
2866 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2867 (attr length): Don't use arm_sync_loop_insns.
2868 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2869 (movsfcc, movdfcc): Likewise.
2870 * config/arm/constraints.md (Ua): New.
2871 * config/arm/prediates.md (mem_noofs_operand): New.
2872 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2873 (sync_clobber, sync_t2_reqd): Remove.
2874 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2875 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2876 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2877 (arm_sync_compare_and_swap<SIDI>): Remove.
2878 (arm_sync_compare_and_swap<NARROW>): Remove.
2879 (arm_sync_lock_test_and_set<SIDI>): Remove.
2880 (arm_sync_lock_test_and_set<NARROW>): Remove.
2881 (arm_sync_new_<syncop><SIDI>): Remove.
2882 (arm_sync_new_<syncop><NARROW>): Remove.
2883 (arm_sync_new_nand<SIDI>): Remove.
2884 (arm_sync_new_nand<NARROW>): Remove.
2885 (arm_sync_old_<syncop><SIDI>): Remove.
2886 (arm_sync_old_<syncop><NARROW>): Remove.
2887 (arm_sync_old_nand<SIDI>): Remove.
2888 (arm_sync_old_nand<NARROW>): Remove.
2889 (*memory_barrier): Merge arm_output_memory_barrier.
2890 (atomic_compare_and_swap<QHSD>): New.
2891 (atomic_compare_and_swap<NARROW>_1): New.
2892 (atomic_compare_and_swap<SIDI>_1): New.
2893 (atomic_exchange<QHSD>): New.
2894 (cas_cmp_operand, cas_cmp_str): New.
2895 (atomic_op_operand, atomic_op_str): New.
2896 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2897 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2898 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2899 (arm_load_exclusive<NARROW>): New.
2900 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2901 (arm_store_exclusive<QHSD>): New.
2903 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2905 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2906 reload patterns if -mvsx-scalar-memory.
2908 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2909 generated, even -mno-vsx-scalar-double was used.
2910 (vsx_xscvdpsp_scalar): Likewise.
2911 (vsx_xscvspdp_scalar2): Likewise.
2913 2012-01-09 Tom de Vries <tom@codesourcery.com>
2914 Andrew Pinski <apinski@cavium.com>
2917 * reorg.c (fill_slots_from_thread): Don't speculate
2918 frame-related insns.
2920 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2922 * sched-int.h (bb_note): Move to...
2923 * basic-block.h: ...here.
2924 * haifa-sched.c (bb_note): Move to...
2925 * cfgrtl.c: ...here.
2926 * function.c (next_block_for_reg): New function.
2927 (move_insn_for_shrink_wrap): Likewise.
2928 (prepare_shrink_wrap): Rewrite to use the above.
2930 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2932 * gimple.c (is_gimple_non_addressable): Remove.
2933 * gimple.h: Remove is_gimple_non_addressable.
2934 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2935 is_gimple_non_addressable.
2936 * trans-mem.c (expand_assign_tm): Same.
2938 2012-01-09 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/51775
2941 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2942 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2944 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2946 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2948 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2950 2012-01-09 Richard Guenther <rguenther@suse.de>
2952 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2954 2012-01-08 Jan Hubicka <jh@suse.cz>
2956 PR tree-optimize/51680
2957 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2958 on when known_vals needs to be computed; cleanup.
2960 2012-01-08 Jan Hubicka <jh@suse.cz>
2962 PR tree-optimize/51694
2963 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2965 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2967 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2968 for -std=c++98 and -std=c++11 too.
2970 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2972 * cfgloop.c (cancel_loop): Add free() of bbs array.
2974 2012-01-07 Jan Hubicka <jh@suse.cz>
2976 PR tree-optimization/51600
2977 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2978 that benefits small functions.
2980 2012-01-07 Jan Hubicka <jh@suse.cz>
2982 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2984 2012-01-07 Jan Hubicka <jh@suse.cz>
2986 PR tree-optimization/51680
2987 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2988 whose inlining reduce unit size.
2990 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2993 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2994 Add canonical node to containing_mem chain after the non-canonical
2995 one, even if there weren't any locs to propagate.
2996 (remove_useless_values): Keep only canonical values.
2997 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2998 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2999 canonicalize mem_chain elements that are not discarded.
3001 2012-01-06 Jakub Jelinek <jakub@redhat.com>
3004 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
3005 before emitting functions.
3007 PR gcov-profile/50127
3008 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
3009 clear_aux_for_blocks.
3011 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
3014 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
3016 2012-01-06 Arnaud Charlet <charlet@adacore.com>
3018 * c-decl.c (ext_block): Moved up.
3019 (collect_all_refs, for_each_global_decl): Take ext_block into account.
3021 2012-01-06 Han Shen <shenhan@google.com>
3023 Translate built-in include paths for sysroot.
3024 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
3025 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
3027 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
3028 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
3030 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
3031 control whether sysroot should be prepended to gxx include dir.
3033 * configure: Regenerate.
3035 2012-01-06 Torvald Riegel <triegel@redhat.com>
3037 PR rtl-optimization/51771
3038 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
3039 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
3041 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3043 PR tree-optimization/51315
3044 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
3045 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
3047 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
3050 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
3051 for shrp pattern. Correctly handle and fixup shift variable.
3052 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
3054 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3057 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
3058 note when !ACCUMULATE_OUTGOING_ARGS.
3060 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
3062 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
3064 (extract_range_from_unary_expr_1): Avoid useless computations.
3066 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3068 PR rtl-optimization/51767
3069 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
3070 of jump_block and add an extra edge for degenerated asm gotos.
3073 * stmt.c (check_unique_operand_names): Don't ICE during error
3074 reporting if i is from labels chain.
3077 * profile.c (branch_prob): Split bbs that have exit edge
3078 and need a fake entry edge too.
3080 2012-01-05 Jan Hubicka <jh@suse.cz>
3083 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
3086 2012-01-05 Richard Guenther <rguenther@suse.de>
3089 * tree-streamer-out.c (write_ts_optimization): New function.
3090 (streamer_write_tree_body): Call it.
3091 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3092 (streamer_read_tree_body): Call it.
3093 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3095 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3098 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3099 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3100 in_cleanup_point_expr before gimplify_stmt call and restore it
3102 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3103 in_cleanup_point_expr is false.
3105 2012-01-05 Richard Guenther <rguenther@suse.de>
3108 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3110 * toplev.c (process_options): Reject combining mudflap and LTO.
3111 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3113 2012-01-05 Richard Guenther <rguenther@suse.de>
3115 PR tree-optimization/51760
3116 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3118 (bit_value_unop): Handle UNDEFINED operands.
3119 (bit_value_binop): Likewise.
3121 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3123 * config/avr/avr.c (avr_replace_prefix): Remove.
3124 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3125 (avr_asm_function_rodata_section): Ditto.
3126 (avr_asm_select_section): Ditto.
3128 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3130 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3133 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3136 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3137 calls that have any non-fake successor edges.
3140 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3142 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3144 PR tree-optimization/51624
3145 * tree-sra.c (build_ref_for_model): When replicating a chain of
3146 COMPONENT_REFs, stop as soon as the offset would become negative.
3148 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3151 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3152 in .debug_loc on the floor.
3154 2012-01-04 Andrew Pinski <apinski@cavium.com>
3156 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3158 2012-01-04 Andrew Pinski <apinski@cavium.com>
3159 Adam Nemet <anemet@caviumnetworks.com>
3161 * config/mips/mips.md (size): Add SI and DI.
3162 (SIZE): New mode attribute.
3163 (U): New code attribute.
3164 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3165 (mips_lbux_<mode>): Delete.
3166 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3167 (mips_lhx): Use gen_mips_lhx_extsi.
3168 (mips_lhx_<mode>): Delete.
3170 (mips_l<size>x): New expand.
3171 (mips_lwx_<mode>): Delete.
3172 (mips_l<GPR:size>x_<P:mode>): New pattern.
3173 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3174 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3175 * config/mips/mips.c (mips_lx_address_p): New function.
3176 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3177 (dsp64): New availability predicate.
3178 (mips_builtins): Add an entry for __builtin_mips_ldx.
3179 * config/mips/mips.h (ISA_HAS_LBX): New define.
3180 (ISA_HAS_LBUX): Likewise.
3181 (ISA_HAS_LHX): Likewise.
3182 (ISA_HAS_LHUX): Likewise.
3183 (ISA_HAS_LWX): Likewise.
3184 (ISA_HAS_LWUX): Likewise.
3185 (ISA_HAS_LDX): Likewise.
3186 * doc/extend.texi (__builtin_mips_ldx): Document.
3188 2012-01-04 Tristan Gingold <gingold@adacore.com>
3190 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3191 when long pointers are used.
3192 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3193 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3194 (ia64-hp-*vms*): Remove.
3195 * config/vms/xm-vms64.h: Delete.
3197 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3200 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3202 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3204 * opts.c (finish_options): Remove duplicate sorry.
3206 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3209 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3212 2012-01-04 Richard Guenther <rguenther@suse.de>
3215 * tree.c (size_low_cst): New function.
3216 * tree.h (size_low_cst): Declare.
3217 * fold-const.c (fold_comparison): Use it to extract the low
3218 part of the POINTER_PLUS_EXPR offset.
3220 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3222 Fix clearing ZERO_REG
3223 * config/avr/avr.md (cc): Add alternative "ldi".
3224 (movqi_insn): Use it in cc attribute.
3225 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3226 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3227 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3229 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3231 * configure: Regenerate.
3233 2012-01-04 Richard Guenther <rguenther@suse.de>
3235 PR tree-optimization/49651
3236 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3237 (var_can_have_subvars): Use it.
3238 (get_constraint_for_1): Only consider subfields if there can be any.
3240 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3243 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3244 to its new canonical_cselib_val and the cselib_val was in
3245 first_containing_mem chain, but the canonical_cselib_val was not,
3246 add the latter into the chain.
3247 (cselib_invalidate_mem): Compare canonical_cselib_val of
3248 addr_list chain elt with v.
3251 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3252 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3254 (output_macinfo_op): Don't ggc_strdup fd->filename.
3255 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3256 then ggc_strdup it. Don't free inc->info or cur->info.
3257 (output_macinfo): Don't free ref->info or file->info.
3259 2012-01-03 Ira Rosen <irar@il.ibm.com>
3261 PR tree-optimization/51269
3262 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3263 first_niters a pointer.
3264 (slpeel_tree_peel_loop_to_edge): Likewise.
3265 (vect_do_peeling_for_loop_bound): Update call to
3266 slpeel_tree_peel_loop_to_edge.
3267 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3268 here. Remove it from the parameters list.
3269 (vect_do_peeling_for_alignment): Update calls and compute
3272 2012-01-03 Richard Guenther <rguenther@suse.de>
3274 PR tree-optimization/51070
3275 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3276 Properly handle calls.
3278 2012-01-03 Richard Guenther <rguenther@suse.de>
3280 PR tree-optimization/51692
3281 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3282 the LHS of allocation stmts.
3284 2012-01-03 Olivier Hainque <hainque@adacore.com>
3286 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3288 2012-01-03 Olivier Hainque <hainque@adacore.com>
3290 * collect2.c (main): In AIX specific computations for vector
3291 insertions, use CONST_CAST2 to cast from char ** to const char **.
3293 2012-01-03 Richard Guenther <rguenther@suse.de>
3296 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3297 the context of a limbo DIE when it does not already exist.
3299 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3301 PR tree-optimization/51719
3302 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3303 but direct call is, clear direct call's lhs and don't add fallthrough
3304 edge from dcall_bb to join_bb and PHIs.
3306 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3308 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3309 the instructions emitted by the pattern.
3310 ("*TDC_insn_<mode>"): Add comment.
3312 2012-01-03 Richard Guenther <rguenther@suse.de>
3315 * fold-const.c (fold_comparison): Properly canonicalize
3316 tree offset and HOST_WIDE_INT bit position.
3318 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3320 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3321 operands for extzv pattern.
3323 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3326 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3329 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3331 * doc/invoke.texi (-flto and related options): Copy-edit.
3333 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3335 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3337 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3339 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3342 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3344 * expr.h (move_by_pieces_ninsns): Declare.
3345 * expr.c (move_by_pieces_ninsns): Make external.
3346 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3347 (mips_store_by_pieces_p): Likewise.
3348 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3349 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3350 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3351 (mips_store_by_pieces_p): Likewise.
3353 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3355 * passes.c (register_one_dump_file): Free full_name.
3357 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3358 (calculate_elim_costs_all_insns): Free offsets_at and
3359 offsets_known_at at the end and clear the pointers.
3361 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3363 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3364 this option introduced in r180739.
3366 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3369 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3370 (tmake_file target=avr): Add avr/t-multilib.
3372 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3373 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3374 * config/avr/genmultilib.awk: New file.
3375 * config/avr/t-multilib: New auto-generated file.
3376 * config/avr/multilib.h: New auto-generated file.
3377 * config/avr/t-avr (AVR_MCUS): New variable.
3378 (genopt.sh): Use it.
3379 (s-mlib): Depend on t-multilib.
3380 (t-multilib, multilib.h): New dependencies.
3381 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3382 (MULTILIB_OPTIONS): Remove.
3383 (MULTILIB_MATCHES): Remove.
3384 (MULTILIB_DIRNAMES): Remove.
3385 (MULTILIB_EXCEPTIONS): Remove:
3386 * config/avr/genopt.sh: Don't use hard coded file name;
3387 pass AVR_MCUS from t-avr instead.
3389 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3391 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3393 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3395 Implement light-weight DImode support.
3396 * config/avr/avr-dimode.md: New file.
3397 * config/avr/avr.md: Include it.
3398 (adjust_len): Add plus64, compare64.
3399 (HIDI): Remove code iterator.
3400 (code_stdname): New code attribute.
3401 (rotx, rotsmode): Remove DI.
3402 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3404 * config/avr/avr-protos.h (avr_have_dimode): New.
3405 (avr_out_plus64, avr_out_compare64): New.
3406 * config/avr/avr.c (avr_out_compare): Handle DImode.
3407 (avr_have_dimode): New variable definition and initialization.
3408 (avr_out_compare64, avr_out_plus64): New functions.
3409 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3410 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3411 (avr_compare_pattern): Skip DImode comparisons.
3413 2012-01-02 Revital Eres <revital.eres@linaro.org>
3415 * ddg.c (def_has_ccmode_p): New function.
3416 (add_cross_iteration_register_deps,
3417 create_ddg_dep_from_intra_loop_link): Call it.
3419 2012-01-02 Richard Guenther <rguenther@suse.de>
3422 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3424 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3426 * gcc.c (process_command): Update copyright notice dates.
3427 * gcov.c (print_version): Likewise.
3428 * gcov-dump.c (print_version): Likewise.
3429 * mips-tfile.c (main): Likewise.
3430 * mips-tdump.c (main): Likewise.
3432 2012-01-01 Ira Rosen <irar@il.ibm.com>
3434 PR tree-optimization/51704
3435 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3436 a use is inside the basic block or loop before accessing its vect info.
3438 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3440 PR rtl-optimization/51069
3441 * cfgloopmanip.c (remove_path): Removing path making irreducible
3442 region unconditional makes BB part of the region.
3444 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3446 PR tree-optimization/51683
3447 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3448 calls with side-effects.
3449 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3451 Copyright (C) 2012 Free Software Foundation, Inc.
3453 Copying and distribution of this file, with or without modification,
3454 are permitted in any medium without royalty provided the copyright
3455 notice and this notice are preserved.