1 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
3 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4 * config/sh/sh.c (tertiary_reload_operand): Likewise.
6 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
8 * config/sh/constraints.md: Fix comment typo.
10 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
14 unsigned HOST_WIDE_INT.
15 (zvdep_imm64): Likewise.
16 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
17 (vdepi_and): Likewise.
18 Likewise for unamed 64-bit patterns.
19 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
21 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
24 PR rtl-optimization/52417
25 * cselib.c (cselib_any_perm_equivs): New variable.
26 (cselib_reset_table): Check that it's not set when not
28 (cselib_add_permanent_equiv): Set it.
29 (cselib_have_permanent_equivalences): New.
30 (cselib_init, cselib_finish): Reset it.
31 * cselib.h (cselib_have_permanent_equivalences): Declare.
32 * alias.c (get_addr): Restore earlier behavior when there
33 aren't permanent equivalences.
35 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
37 * config/mn10300/mn10300-modes.def: Fix copyright notice.
38 * config/v850/v850-modes.def: Fix copyright notice.
40 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
42 * doc/extend.texi (AVR Built-in Functions): Document
43 __builtin_avr_flash_segment.
45 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
46 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
47 (*split.flash_segment): New insn-and-split.
48 * config/avr/avr.c (avr_init_builtins): Add local variables:
49 const_memx_void_node, const_memx_ptr_type_node,
50 char_ftype_const_memx_ptr.
52 2012-03-01 Jakub Jelinek <jakub@redhat.com>
54 PR tree-optimization/52445
55 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
56 add ssa_name_ver, offset and size fields and change store field
58 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
59 (add_or_mark_expr): Likewise. Only consider previous stores
60 with the same size and offset.
61 (nt_init_block): Only look at gimple_assign_single_p stmts,
64 2012-03-01 Richard Guenther <rguenther@suse.de>
67 * tree-cfg.c (verify_gimple_assign_unary): Allow any
68 conversions from integral types to pointer types.
70 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
72 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
73 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
74 unintentionally removed in r184616.
76 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
78 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
81 2012-02-29 Jakub Jelinek <jakub@redhat.com>
82 Uros Bizjak <ubizjak@gmail.com>
85 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
86 alternatives, add "e" constraint to the new last alternative
87 and ! to last 3 alternatives.
89 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
91 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
92 DW_AT_artificial attributes at the end of the processing.
93 (gen_array_type_die): Likewise.
94 (gen_enumeration_type_die): Likewise.
95 (gen_struct_or_union_type_die): Likewise.
96 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
99 2012-02-29 Jakub Jelinek <jakub@redhat.com>
102 * expr.c (expand_assignment): If doing misaligned store that doesn't
103 cover all mode bits, perform a RMW cycle.
105 PR tree-optimization/52429
106 * tree-parloops.c (separate_decls_in_region_debug): Return early
107 if var is LABEL_DECL.
109 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
111 PR tree-optimization/52424
112 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
113 calling dom_thread_across_edge.
115 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
117 * config/avr/avr.c: Move definition of TARGET macros to end of file.
119 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
121 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
122 * config/avr/avr.c (avr_output_bld): Remove unused function.
123 (avr_out_sbxx_branch): Use "%T" to print bit position.
125 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
127 * config/avr/avr.md: Untabify.
129 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
131 * config/avr/avr.md (eqne): New code iterator.
132 (*dec-and-branchsi): Use it in text peephole's condition.
133 (*dec-and-branchhi): Ditto.
134 (*dec-and-branchqi): Ditto.
136 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
139 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
140 the device does not have the skip-bug.
142 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
144 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
145 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
146 -mpretend-cmove): New.
148 2012-02-29 Jakub Jelinek <jakub@redhat.com>
151 * df.h (struct df_d): Adjust comment that hard_regs_live_count
152 doesn't count DEBUG_INSN refs.
153 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
156 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
160 2012-02-20 Richard Guenther <rguenther@suse.de>
161 PR tree-optimization/52298
162 * tree-vect-stmts.c (vectorizable_load): Properly use
163 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
166 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
169 * gimple.h (gimple_in_transaction): New.
170 (gimple_set_in_transaction): New.
171 (struct gimple_statement_base): Add in_transaction field.
172 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
174 (tree_ssa_lim_initialize): Compute transaction bits.
175 * tree.h (compute_transaction_bits): Protoize.
176 * trans-mem.c (tm_region_init): Use the heap to store BB
178 (compute_transaction_bits): New.
180 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
182 * gcc.c (display_help): Document --help=common and sort entries
185 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
187 * doc/install.texi: Document check-$LANG specific shortcuts
189 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
192 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
194 * config/arm/arm_neon.h: Regenerate.
195 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
196 (neon_vcgeu): New insn.
197 (neon_vcgtu): Likewise.
198 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
199 (ops): Unsigned comparison intrinsics call a different
202 2012-02-28 Richard Guenther <rguenther@suse.de>
205 * config/i386/i386.c (ix86_expand_vector_set): Fix element
206 ordering for the VEC_CONCAT for two element vectors for
207 V2SFmode, V2SImode and V2DImode.
209 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
212 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
213 detecting big-endian triplets.
215 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
217 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
218 mode if there is no type information available.
220 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
222 PR tree-optimization/53207
223 * doc/invoke.texi: Document as experimental and relying on graphite.
225 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
227 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
228 of initializer to changes from r184614.
230 2012-02-28 Richard Guenther <rguenther@suse.de>
232 PR tree-optimization/52395
233 * tree-sra.c (build_ref_for_offset): Also look at the base
234 TYPE_ALIGN when figuring out the alignment of the replacement.
236 2012-02-28 Richard Guenther <rguenther@suse.de>
238 PR tree-optimization/52402
239 * ipa-prop.c (ipa_modify_call_arguments): Properly use
240 mis-aligned types when creating the accesses at the call site.
242 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
244 * config/avr/builtins.def: New file.
245 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
246 * config/avr/avr.c (enum avr_builtin_id): Use it.
247 (avr_init_builtins): Use it. And use avr_bdesc.
248 (bdesc_1arg): Remove.
249 (bdesc_2arg): Remove.
250 (bdesc_3arg): Remove.
251 (struct avr_builtin_description): Add field n_args.
252 (avr_bdesc): New static variable using builtins.def.
253 (avr_expand_builtin): Use it.
254 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
255 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
256 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
258 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
261 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
262 match only one single hard register with respective hard reg rtx.
263 (movmemx_<mode>): Ditto.
264 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
265 insn anatomy of movmem[x]_<mode>.
266 (avr_out_movmem): Same for printing assembler and operand usage.
268 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
272 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
273 address spaces located outside of device flash.
275 * config/avr/avr.h (base_arch_s): Remove field n_segments.
276 (mcu_type_s): Add field n_flash.
277 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
278 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
279 (AVR_MCU): Add N_FLASH argument.
280 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
281 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
282 macro __FLASH<n> if that address space makes sense for the device.
283 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
284 outside of target flash.
285 (avr_asm_named_section): Ditto.
286 (avr_asm_select_section): Ditto.
287 (avr_addr_space_convert): Ditto.
288 (avr_emit_movmemhi): Ditto.
289 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
290 address space is outside of device flash.
291 (avr_insert_attributes): Ditto.
292 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
293 avr_current_arch->n_segments.
295 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
298 * config/i386/i386.md (*movabs<mode>_1): Enable only for
300 (*movabs<mode>_2): Likewise.
302 2012-02-27 Jakub Jelinek <jakub@redhat.com>
305 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
306 s_register_operand in the test instead of REG_P. Don't call
307 gen_reg_rtx if it won't be used.
309 PR tree-optimization/52376
310 * ipa-split.c (split_function): Ignore CLOBBER stmts.
312 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
314 * ifcvt.c (noce_get_condition): Check condition variable is not
315 small_register_classes_for_mode_p before accepting.
317 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
321 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
324 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
325 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
327 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
329 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
331 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
333 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
335 * config/sh/predicates.md: Remove blank lines.
336 * config/sh/sh.c: Fix typos in comments.
337 * config/sh/constraints.md: Likewise.
338 * config/sh/sh.md: Remove blank lines.
339 Fix typos in comments. Use ;; as comment characters.
341 2012-02-26 Walter Lee <walt@tilera.com>
343 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
344 (replace_mov_pcrel_step2): Ditto.
346 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
349 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
350 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
351 and locs that reference values newer than the non-canonical value
352 at hand. Return the canonical value as a worst case.
353 (memrefs_conflict_p): Walk canonical value's locs.
356 * cselib.c (preserve_only_constants): Rename to...
357 (preserve_constants_and_equivs): ... this. Split out...
358 (invariant_or_equiv_p): ... this. Preserve plus expressions
359 of other preserved expressions too.
360 (cselib_reset_table): Adjust.
361 * var-tracking.c (reverse_op): Use canonical value to build
364 2012-02-23 Kai Tietz <ktietz@redhat.com>
366 * config/i386/i386.c (ix86_delegitimize_address): Handle
367 UNSPEC_PCREL plus displacement.
369 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
372 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
373 to test for unusedness in st X addressing.
375 2012-02-24 Richard Guenther <rguenther@suse.de>
378 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
379 (is_gimple_reg_type): Move inline ...
380 * gimple.h (is_gimple_reg_type): ... here.
382 2012-02-24 Richard Guenther <rguenther@suse.de>
385 * passes.c (execute_function_todo): When verifying SSA form
386 verify gimple form first.
387 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
389 2012-02-24 Richard Guenther <rguenther@suse.de>
392 * fold-const.c (fold_addr_of_array_ref_difference): New function.
393 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
395 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
397 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
399 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
401 * tree-phinodes.c (make_phi_node): Mark static.
402 * tree-flow.h (make_phi_node): Remove extern decl.
403 * doc/gimple.texi (make_phi_node): Remove documentation.
405 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
407 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
408 * tree-ssa-sccvn.c (print_scc): Ditto.
410 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
412 * doc/passes.texi (Full redundancy elimination): Fix typo.
414 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
416 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
418 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
421 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
423 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
426 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
428 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
430 * config/avr/avr.md (code_stdname): Add ior, xor.
431 (xior): New code iterator.
432 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
433 (*<code_stdname><mode>qi.byte1-3): Ditto.
435 2012-02-23 Jakub Jelinek <jakub@redhat.com>
437 PR tree-optimization/52019
438 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
441 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
443 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
444 HAVE_INITFINI_ARRAY to work around namespace pollution in
445 certain versions of newlib system headers.
446 * config.in: Regenerate.
447 * configure: Regenerate.
448 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
449 instead of HAVE_INITFINI_ARRAY.
451 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
454 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
455 is not offsettable memory reference.
457 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
460 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
461 setting avr_need_clear_bss_p for __gnu_lto* symbols.
463 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
465 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
466 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
468 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
470 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
471 library on Solaris 8 even without TLS support.
472 * configure: Regenerate.
474 2012-02-22 Richard Guenther <rguenther@suse.de>
477 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
478 for GIMPLE_DEBUG stmts.
480 2012-02-22 Martin Jambor <mjambor@suse.cz>
483 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
484 according to the base object.
486 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
488 PR rtl-optimization/50063
489 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
490 and 2 (8-bit SP) in operand 2.
491 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
492 setup to use movhi_sp_r instead of vanilla move to write SP.
493 Adjust REG_CFA notes to superseed unspec.
494 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
496 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
497 known to be off) only with TARGET_NO_INTERRUPTS. Never use
498 irq_state 1 (IRQ known to be on) here.
500 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
502 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
504 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
505 assign_hard_reg): Likewise.
507 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
509 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
511 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
514 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
515 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
517 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
519 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
520 prototype from here to...
521 * config/avr/avr.h: ...here.
523 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
526 * thumb2.md (thumb2_shiftsi3_short): Split register and
527 immediate shifts. For register shifts tie operands 0 and 1.
528 (peephole2 for above): Check that register-controlled shifts
529 have suitably tied operands.
531 2012-02-21 Quentin Neill <quentin.neill@amd.com>
534 * config/i386/bdver1.md (bdver1_call, bdver1_push,
535 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
536 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
537 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
538 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
539 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
540 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
541 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
542 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
543 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
544 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
545 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
546 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
547 bdver1_ssevector_avx256_unaligned_load,
548 bdver1_ssevector_sse128_unaligned_load,
549 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
550 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
551 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
552 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
553 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
554 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
555 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
556 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
557 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
558 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
559 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
560 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
561 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
562 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
563 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
564 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
565 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
566 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
567 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
568 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
569 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
570 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
571 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
572 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
573 bdver1_ssediv_double_load, bdver1_ssediv_double,
574 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
575 Add "bdver2" attribute.
577 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
579 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
580 default if possible and not specified otherwise.
582 2012-02-21 Richard Guenther <rguenther@suse.de>
585 * gimplify.c (create_tmp_from_val): Use the main variant type
586 for the type of the temporary we create.
588 2012-02-21 Richard Guenther <rguenther@suse.de>
590 PR tree-optimization/52324
591 * gimplify.c (gimplify_expr): When re-gimplifying expressions
592 do not gimplify a MEM_REF address operand if it is already
595 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
597 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
598 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
600 2012-02-21 Richard Guenther <rguenther@suse.de>
602 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
605 2012-02-21 Jakub Jelinek <jakub@redhat.com>
607 PR tree-optimization/52318
608 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
609 vdef also to non-pure/const call stmts in the sequence.
611 2012-02-20 David S. Miller <davem@davemloft.net>
613 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
614 don't use the "rd %pc" instruction on v9 for PIC register loads.
616 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
619 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
620 in a transaction safe function.
622 2012-02-20 Kai Tietz <ktietz@redhat.com>
625 * stor-layout.c (place_field): Handle desired_align for
628 2012-02-20 Richard Guenther <rguenther@suse.de>
630 PR tree-optimization/52298
631 * tree-vect-stmts.c (vectorizable_store): Properly use
632 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
634 (vectorizable_load): Likewise.
635 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
636 Access DR_STEP after ensuring it is not NULL.
638 2012-02-20 Jakub Jelinek <jakub@redhat.com>
640 PR tree-optimization/52286
641 * fold-const.c (fold_binary_loc): For (X & C1) | C2
642 optimization use double_int_to_tree instead of build_int_cst_wide,
643 rewrite to use double_int vars.
645 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
648 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
650 Remove -e 0 from $gcc_cv_ld invocation.
651 Only use __GLIBC_PREREQ if defined.
652 Enable on Solaris since Solaris 8 patch.
653 (gcc_SUN_LD_VERSION): New macro.
654 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
655 gcc_SUN_LD_VERSION for version number format.
656 * configure: Regenerate.
657 * varasm.c (get_elf_initfini_array_priority_section): Set
658 SECTION_NOTYPE for non-default priority.
659 Use get_section instead of get_unnamed_section to emit
660 .init_array/.fini_array with default priority.
662 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
664 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
665 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
666 (mips_start_unique_function, mips_output_mips16_rdhwr)
667 (mips_code_end): New functions.
668 (TARGET_ASM_CODE_END): Define.
670 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
672 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
673 to stubs with non-sibling calls.
675 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
677 * doc/invoke.texi (-fira-* options): Copy-edit.
678 (ira-* parameters): Copy-edit.
680 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
682 * doc/invoke.texi: Minor copy-edits to bring into conformance with
683 GCC coding conventions.
685 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
687 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
688 when used as adjectives.
690 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
692 * doc/invoke.texi: Clean up "that"/"which" confusion.
694 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
696 * system.h: Poison SMALL_REGISTER_CLASSES
697 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
698 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
700 2012-02-16 Jakub Jelinek <jakub@redhat.com>
702 PR tree-optimization/52285
703 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
704 when deciding if a call is a tail call or tail recursion.
706 2012-02-16 Kai Tietz <ktietz@redhat.com>
708 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
709 interger-constant displacement for UNSPEC_PCREL.
711 2012-02-16 Jakub Jelinek <jakub@redhat.com>
713 PR rtl-optimization/52208
714 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
715 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
717 PR tree-optimization/52255
718 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
719 loop->header has virtual PHI, but exit_e->dest doesn't, add
720 virtual PHI to exit_e->dest and adjust all uses after the loop.
723 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
724 children with clone_tree_hash, not after it.
726 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
728 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
729 extended identifiers.
731 2012-02-16 Jakub Jelinek <jakub@redhat.com>
734 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
735 a same_body_alias, also test whether e->callee isn't a former
736 or current clone of the decl this is a same body alias of.
739 * cgraphunit.c (verify_cgraph_node): Fix a typo.
741 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
743 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
745 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
748 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
749 force_reg instead of copy_to_reg for better optimization. Force
750 non-register or memory operands into a register.
752 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
754 * extend.texi: Reserve upper bits of memory model for future use.
756 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
757 Anatoly Sokolov <aesok@post.ru>
758 Eric Weddington <eric.weddington@atmel.com>
761 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
762 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
763 Rewrite initializers for .macro.
764 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
765 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
766 atxmega32d4, atxmega32x1.
767 avrxmega4: atxmega64a3, atxmega64d3.
768 avrxmega5: atxmega64a1, atxmega64a1u.
769 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
770 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
771 avrxmega7: atxmega128a1, atxmega128a1u.
772 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
773 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
774 (struct base_arch_s): Rename reserved to xmega_p.
775 Rename reserved2 to have_rampd.
776 (AVR_XMEGA): New define.
777 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
778 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
779 * config/avr/predicates.md (io_address_operand): Take into
781 (low_io_address_operand): Ditto.
782 (high_io_address_operand): Ditto.
783 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
784 (enabled, movhi_sp_r): Use them.
785 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
786 cpp_define_formatted to built-in define __AVR_ARCH__.
787 (__AVR_XMEGA__): New built-in define.
788 (__AVR_HAVE_RAMPD__): New built-in define.
789 (__AVR_HAVE_RAMPX__): New built-in define.
790 (__AVR_HAVE_RAMPY__): New built-in define.
791 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
793 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
794 (avr_option_override): Initialize them.
795 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
796 (avr_init_expanders): Initialize them. No more block several calls.
797 (emit_push_sfr): New static function.
798 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
800 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
801 (avr_print_operand): Print addreeses as symbols for
802 RAMPX, RAMPY, RAMPD, CCP.
803 (output_movhi): Handle AVR_XMEGA when writing to SP.
804 (avr_out_movhi_mr_r_xmega): New static function.
805 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
806 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
807 __RAMPD__, __CCP__ as needed.
809 * config/avr/multilib.h: Regenerate.
810 * config/avr/t-multilib: Regenerate.
811 * config/avr/avr-tables.opt: Regenerate.
813 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
815 PR tree-optimization/50561
816 * graphite-flattening.c (lst_project_loop): Do not
817 remove old scattering dimensions after flattening.
818 (lst_do_flatten): Likewise.
820 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
822 * doc/extend.texi (AVR Built-in Functions): Remove doc for
823 __builtin_avr_map8, __builtin_avr_map16.
824 Document __builtin_avr_insert_bits.
826 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
827 (insert_bits): New insn.
828 (adjust_len.map_bits): Rename to insert_bits.
829 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
830 * avr-protos.h (avr_out_map_bits): Remove.
831 (avr_out_insert_bits, avr_has_nibble_0xf): New.
832 * config/avr/constraints.md (Cxf,C0f): New.
833 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
834 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
835 New built-in define __BUILTIN_AVR_INSERT_BITS.
836 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
837 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
838 (avr_move_bits): Rewrite.
839 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
841 (avr_map_op_t): New typedef.
842 (avr_map_op): New static variable.
843 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
844 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
845 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
846 (bdesc_3arg, avr_expand_triop_builtin): New.
847 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
848 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
849 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
850 (avr_map_equal_p, avr_map_sig_p): Remove.
851 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
852 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
853 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
854 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
855 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
856 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
858 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
860 * config/c6x/c6x.md (reserve_cycles): New attribute.
861 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
862 don't reserve functional units after the branch occurs.
864 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
867 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
868 functions into non-tm_pure functions.
870 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
873 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
874 (iterative_hash_canonical_type): Likewise.
875 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
878 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
880 * haifa-sched.c (prune_ready_list): Ensure that if there is a
881 sched-group insn, it either remains alone or the entire list is pruned.
883 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
885 * doc/install.texi (Prerequisites): Fix grammar.
886 (Configuration): Likewise.
888 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
890 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
891 MPC as part of GCC before describing configuring with --with-gmp etc.
892 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
895 2012-02-14 Jakub Jelinek <jakub@redhat.com>
898 * dwarf2out.c (clone_tree_hash): New function.
899 (copy_decls_walk): Use it instead of clone_tree.
901 2012-02-14 Richard Guenther <rguenther@suse.de>
903 PR tree-optimization/52244
904 PR tree-optimization/51528
905 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
906 replacements for integral types.
908 2012-02-14 Walter Lee <walt@tilera.com>
910 * config.gcc: Handle tilegx and tilepro.
911 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
913 Add HAVE_AS_TLS check for tilegx and tilepro.
914 * configure: Regenerate.
915 * doc/contrib.texi: Add Mat Hostetter and self.
916 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
917 Document instruction intrinsics and network accessing intrinsics.
918 (TILEPro Built-in Functions): New node. Document instruction
919 intrinsics and network accessing intrinsics.
920 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
921 (Specific, tilepro-*-linux*): Likewise.
922 * doc/invoke.texi (TILE-Gx Options): New section.
923 (TILEPro Options): New section.
924 * doc/md.texi (TILE-Gx): New section.
925 (TILEPro): New section.
926 * common/config/tilegx/tilegx-common.c: New file.
927 * common/config/tilepro/tilepro-common.c: New file.
928 * config/tilegx/constraints.md: New file.
929 * config/tilegx/linux.h: New file.
930 * config/tilegx/mul-tables.c: New file.
931 * config/tilegx/predicates.md: New file.
932 * config/tilegx/sync.md: New file.
933 * config/tilegx/t-tilegx: New file.
934 * config/tilegx/tilegx-builtins.h: New file.
935 * config/tilegx/tilegx-c.c: New file.
936 * config/tilegx/tilegx-generic.md: New file.
937 * config/tilegx/tilegx-modes.def: New file.
938 * config/tilegx/tilegx-multiply.h: New file.
939 * config/tilegx/tilegx-protos.h: New file.
940 * config/tilegx/tilegx.c: New file.
941 * config/tilegx/tilegx.h: New file.
942 * config/tilegx/tilegx.md: New file.
943 * config/tilegx/tilegx.opt: New file.
944 * config/tilepro/constraints.md: New file.
945 * config/tilepro/gen-mul-tables.cc: New file.
946 * config/tilepro/linux.h: New file.
947 * config/tilepro/mul-tables.c: New file.
948 * config/tilepro/predicates.md: New file.
949 * config/tilepro/t-tilepro: New file.
950 * config/tilepro/tilepro-builtins.h: New file.
951 * config/tilepro/tilepro-c.c: New file.
952 * config/tilepro/tilepro-generic.md: New file.
953 * config/tilepro/tilepro-modes.def: New file.
954 * config/tilepro/tilepro-multiply.h: New file.
955 * config/tilepro/tilepro-protos.h: New file.
956 * config/tilepro/tilepro.c: New file.
957 * config/tilepro/tilepro.h: New file.
958 * config/tilepro/tilepro.md: New file.
959 * config/tilepro/tilepro.opt: New file.
961 2012-02-14 Jakub Jelinek <jakub@redhat.com>
963 PR tree-optimization/52210
964 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
965 vect_model_simple_cost with two entry vect_def_type array instead
968 2012-02-14 Richard Guenther <rguenther@suse.de>
971 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
972 Do not stream DECL_QUALIFIER.
973 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
974 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
975 (find_decls_types_r): Do not walk DECL_QUALIFIER.
977 2012-02-14 Jakub Jelinek <jakub@redhat.com>
980 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
983 2012-02-13 Jakub Jelinek <jakub@redhat.com>
986 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
987 * cselib.c (cselib_subst_to_values_from_insn): New function.
988 * sched-deps.c (add_insn_mem_dependence,
989 sched_analyze_1, sched_analyze_2): Use it.
991 2012-02-13 Jan Hubicka <jh@suse.cz>
994 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
996 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
998 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
999 (GTM_SELF_SPECS): Define if not already defined.
1000 (driver_self_specs): Add GTM_SELF_SPECS.
1001 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
1002 (GTM_SELF_SPECS): Define.
1003 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
1004 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
1006 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1008 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
1011 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
1014 * omp-low.c (expand_omp_for): If a static schedule without chunk size
1015 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
1017 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
1020 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
1022 2012-02-13 Richard Guenther <rguenther@suse.de>
1024 PR translation/52211
1025 * passes.c (enable_disable_pass): Fix typo.
1027 2012-02-13 Jakub Jelinek <jakub@redhat.com>
1030 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
1031 XOR for reduce_bit_field if type is unsigned.
1033 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
1035 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
1036 disallow changes from SFmode to mode with different size in FP regs.
1038 2012-02-12 Robert Millan <rmh@gnu.org>
1039 Gerald Pfeifer <gerald@pfeifer.com>
1041 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
1044 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
1046 PR rtl-optimization/52175
1047 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
1048 to frame-related instructions.
1050 2012-02-10 Jason Merrill <jason@redhat.com>
1053 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
1054 (demangle_new_symbols): Fill it.
1055 (scan_linker_output): Walk it.
1056 (start_tweaking): Split out from scan_linker_output.
1057 (maybe_tweak): Update sym->chosen.
1058 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
1060 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1063 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1065 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1067 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1068 having the same mode as previous compare.
1070 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1072 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1073 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1074 (nonlocal_goto_internal): Likewise.
1075 (nonlocal_goto): Emit a use and an indirect jump directly.
1077 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1080 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1081 __atomic_{is,always}_lock_free.
1083 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1086 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1087 negative constant address for x32.
1089 2012-02-10 Richard Henderson <rth@redhat.com>
1091 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1092 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1093 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1095 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1096 Ira Rosen <irar@il.ibm.com>
1098 PR tree-optimization/50031
1099 * targhooks.c (default_builtin_vectorization_cost): Handle
1101 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1102 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1103 all types of reduction and pattern statements.
1104 (vect_estimate_min_profitable_iters): Likewise.
1105 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1106 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1107 for explicit realigns.
1108 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1109 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1111 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1112 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1113 vec_perm for VSX and handle vec_promote_demote.
1115 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1118 * builtins.c (fold_builtin_atomic_always_lock_free,
1119 expand_builtin_atomic_always_lock_free,
1120 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1121 Return and/or test boolean_true_node/boolean_false_node instead of
1122 integer_one_node/integer_zero_node.
1124 2012-02-10 Jan Hubicka <jh@suse.cz>
1127 * predict.c (predict_paths_for_bb): Prevent looping.
1128 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1130 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1132 * config/arm/arm.c (output_move_double): In one case properly
1133 count number of instructions that will be emitted.
1135 2012-02-10 Richard Guenther <rguenther@suse.de>
1137 PR translation/52193
1138 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1140 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1143 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1145 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1148 * var-tracking.c (emit_note_insn_var_location): If
1149 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1150 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1151 non-NOTE_DURING_CALL_P insn.
1153 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1156 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1158 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1161 * gcc.c (switch_matches) Support switches with separated form,
1164 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1166 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1168 (RAMPZ_ADDR): Ditto.
1169 * config/avr/avr.c (avr_addr_t): New typedef.
1170 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1171 (avr_init_expanders): Initialize it.
1172 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1174 (expand_epilogue): Ditto.
1175 (avr_print_operand): Ditto.
1176 (avr_file_start): Ditto.
1177 (avr_emit_movmemhi): Ditto.
1179 2012-02-08 Richard Guenther <rguenther@suse.de>
1181 PR tree-optimization/46886
1182 * tree-flow.h (do_while_loop_p): Declare.
1183 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1184 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1186 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1188 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1189 always succeed for integers larger than a native word.
1191 2012-02-08 Richard Guenther <rguenther@suse.de>
1193 PR rtl-optimization/52170
1194 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1195 properly handle integer vector modes.
1197 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1199 PR gcov-profile/52150
1200 * coverage.c: Include target.h.
1201 (build_var): Call targetm.strip_name_encoding on the assembler name.
1202 Change one _ into . or $ if the target allows it.
1203 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1205 PR rtl-optimization/52139
1206 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1207 is a BARRIER after emit_insn_after_noloc, move BB_END
1208 to the last non-BARRIER insn before it.
1210 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1213 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1214 (mips_gimplify_va_arg_expr): Call it instead of
1215 std_gimplify_va_arg_expr.
1217 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1219 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1220 message for -mno-pointers-to-nested-function.
1222 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1225 * expr.c (get_inner_reference): If there is an offset, add a negative
1226 bit position to it (if any).
1228 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1230 PR rtl-optimization/52060
1231 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1232 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1233 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1234 and/or i0src_copy2 when needed.
1236 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1238 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1239 or LTOPLUGINSONAME if have_c.
1241 * config/freebsd-spec.h: Add comment about what macros can be defined
1243 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1244 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1247 2012-02-07 Richard Guenther <rguenther@suse.de>
1249 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1250 newline in -alias dumps.
1252 2012-02-07 Kai Tietz <ktietz@redhat.com>
1253 Dave Korn <dave.korn.cygwin@gmail.com>
1256 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1257 Take care that typinfo gets dllexport-attribute.
1259 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1262 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1263 if modifier < EXPAND_SUM call force_operand on the result.
1265 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1267 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1268 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1270 (epiphany_function_type): Replace types for specific interrupts with
1271 EPIPHANY_FUNCTION_INTERRUPT.
1272 (EPIPHANY_INTERRUPT_P): Update.
1273 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1274 New static function.
1275 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1276 <disinterrupt>: Affects type identity.
1277 (epiphany_handle_interrupt_attribute): Handle variable number of
1279 (epiphany_compute_function_type): Update for new
1280 epiphany_function_type definition.
1281 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1282 handlers with a longcall forwarder.
1283 (epiphany_start_function): Handle multiple interrupt arguments and/or
1284 forwarder_section attribute.
1286 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1289 2012-02-07 Alan Modra <amodra@gmail.com>
1292 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1295 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1297 PR tree-optimization/50969
1298 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1299 use vec_perm rather than vector_stmt.
1300 (vect_model_load_cost): Likewise.
1301 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1302 vec_perm to be the same as other vector statements.
1303 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1304 cost of vec_perm for TARGET_VSX.
1306 2012-02-06 Richard Guenther <rguenther@suse.de>
1308 PR tree-optimization/52115
1309 * tree-sra.c (access_has_replacements_p): New function.
1310 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1312 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1315 * trans-mem.c (expand_call_tm): Add an assertion.
1316 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1319 2012-02-06 Richard Guenther <rguenther@suse.de>
1321 PR tree-optimization/50955
1322 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1323 raise cost of expressions that replace an address with an
1324 expression based on a different pointer.
1326 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1329 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1330 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1332 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1335 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1336 -Weffc++ and specify guidelines come from second edition.
1338 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1340 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1341 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1342 (call_direct_split, call_value_split, call_value_internal_direct)
1343 (call_value_direct_split, call_value_multiple_split): Use jal and
1344 jal_macro attributes.
1346 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1348 * reload1.c (reload_regs_reach_end_p): Replace with...
1349 (reload_reg_rtx_reaches_end_p): ...this function.
1350 (new_spill_reg_store): Update commentary.
1351 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1352 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1353 before setting new_spill_reg_store.
1354 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1355 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1356 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1357 for non-spill reload registers.
1359 2012-02-05 Ira Rosen <irar@il.ibm.com>
1361 PR tree-optimization/52091
1362 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1363 (vect_is_simple_use_1): Likewise.
1364 * tree-vect-loop.c (vectorizable_reduction): Update calls
1365 to vect_is_simple_use_1 and vect_is_simple_use.
1366 (vectorizable_live_operation): Likewise.
1367 * tree-vect-patterns.c (widened_name_p,
1368 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1369 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1370 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1371 vectorizable_shift,vectorizable_operation, vectorizable_store,
1372 vectorizable_load): Likewise.
1373 (vect_is_simple_cond): Add an argument, pass it to
1374 vect_is_simple_use_1.
1375 (vectorizable_condition): Update calls to vect_is_simple_cond,
1377 (vect_is_simple_use): Add an argument, the statement in which
1378 OPERAND is used. Check that if OPERAND's def stmt is a double
1379 reduction phi node, the use is a phi node too.
1380 (vect_is_simple_use_1): Add an argument, pass it to
1382 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1383 to vect_is_simple_use.
1385 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1387 PR rtl-optimization/52095
1388 * modulo-sched.c (dump_insn_locator): New function.
1389 (loop_canon_p, sms_schedule): Use it.
1391 PR rtl-optimization/52113
1392 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1393 even for decomposable shift/zext insns.
1395 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1396 Zdenek Dvorak <ook@ucw.cz>
1398 PR rtl-optimization/52092
1399 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1400 on get_iv_value result.
1402 2012-02-02 Andrew Pinski <apinski@cavium.com>
1406 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1408 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1411 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1413 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1415 PR rtl-optimization/49800
1416 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1417 (sched_finish): Call regstat_free_n_sets_and_refs.
1419 2012-02-02 Jia Liu <proljc@gmail.com>
1421 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1424 2012-02-02 Jan Hubicka <jh@suse.cz>
1425 Tom de Vries <tom@codesourcery.com>
1428 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1429 * varpool.c (varpool_analyze_pending_decls): Likewise.
1431 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1432 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1434 * config.gcc: Add cr16-* support.
1436 * doc/extend.texi: Document cr16 extensions.
1437 * doc/install.texi: Document cr16 install.
1438 * doc/invoke.texi: Document cr16 options.
1439 * doc/md.texi: Document cr16 constraints.
1441 * common/config/cr16/cr16-common.c: New file.
1442 * config/cr16/cr16.c: New file.
1443 * config/cr16/cr16.h: New file.
1444 * config/cr16/cr16.md: New file.
1445 * config/cr16/cr16.opt: New file.
1446 * config/cr16/cr16-protos.h: New file.
1447 * config/cr16/predicates.md: New file.
1448 * config/cr16/constraints.md: New file.
1449 * config/cr16/t-cr16: New file.
1451 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1454 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1455 that operands[2] is either immediate, or q_regs_operand.
1457 PR tree-optimization/52073
1458 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1459 a pattern stmt for pattern uses, ignore uses outside of the loop.
1461 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1463 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1464 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1465 (OUT_AS1, OUT_AS2): Remove.
1467 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1469 PR rtl-optimization/51374
1470 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1471 to cross other volatile_refs_p insns.
1473 2012-02-01 Richard Guenther <rguenther@suse.de>
1475 * doc/invoke.texi (fno-inline): Clarify documentation.
1476 (finline-small-functions): Likewise.
1477 (finline-functions): Likewise.
1478 * common.opt (finline): Adjust comment and documentation.
1479 (finline-small-functions): Clarify documentation.
1480 (finline-functions): Likewise.
1481 (finline-functions-called-once): Likewise.
1483 2012-02-01 Tristan Gingold <gingold@adacore.com>
1485 * c-typeck.c (composite_type): Keep mode for pointers.
1487 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1489 * function.h (regno_reg_rtx): Adjust comment.
1490 * reginfo.c (init_reg_modes_target): Only use the previous mode
1491 if it fits within one register. Remove MIPS comment.
1493 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1496 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1498 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1500 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1501 to srak instruction.
1503 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1505 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1507 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1512 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1514 2012-01-31 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/51528
1517 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1520 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1525 * ree.c (add_removable_extension): Change def_map argument
1526 to unsigned *, store in def_map 1 + offset into *insn_list vector
1527 instead of pointers into the vector.
1528 (find_removable_extensions): Adjust caller.
1530 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1532 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1533 Transform all "* quoted-c-code" to { c-code }.
1534 Remove redundant test for "optimize" in combine patterns.
1535 Move (include "avr-dimode.md") to end of file.
1537 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1540 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1541 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1543 2012-01-30 Richard Guenther <rguenther@suse.de>
1545 PR tree-optimization/52028
1546 * tree-loop-distribution.c (ldist_gen): Properly update
1549 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1552 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1553 set_cur_line_info_table if not emitting debug info.
1555 PR tree-optimization/52046
1556 * tree-vect-patterns.c (check_bool_pattern): Give up if
1557 a comparison could throw.
1560 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1562 2012-01-30 Richard Guenther <rguenther@suse.de>
1564 PR tree-optimization/52045
1565 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1566 SSA form if cfgcleanup did anything.
1568 2012-01-30 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/52045
1571 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1572 before computing final todo.
1574 2012-01-30 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/51528
1577 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1580 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1582 * df-problems.c (df_kill_notes): Check that the use refers
1583 to the note under examination.
1585 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1588 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1589 parameter and use short-lived pseudos.
1590 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1591 (sparc_expand_vector_init): Const-ify local variables and adjust
1592 calls to above functions.
1594 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1596 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1598 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1600 * doc/invoke.texi: Make usage of "compile time" and
1601 "run time"/"runtime" consistent throughout the file.
1603 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1605 * config/alpha/alpha.c (alpha_option_override): Default to
1606 full IEEE compliance mode for Go language.
1608 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1610 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1611 (LINK_SSP_SPEC): Define.
1613 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1616 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1619 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1621 * doc/invoke.texi: Correct hyphenation of "floating point",
1622 "double precision", and related terminology throughout the file.
1624 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1627 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1628 arm_general_register_operand predicate for operand 2 instead of
1631 2012-01-27 Ian Lance Taylor <iant@google.com>
1634 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1635 * builtins.c (expand_builtin_init_trampoline): Add onstack
1636 parameter. Change caller.
1637 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1638 * tree.c (build_common_builtin_nodes): Declare
1639 __builtin_init_heap_trampoline.
1641 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1643 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1644 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1645 * config/avr/avr.c: Ditto.
1646 (avr_regnames): Remove because unused.
1647 * config/avr/avr.md (*cpse.ne): New peephole.
1648 (*cpse.eq): New peephole from former cpse peepholes.
1650 2012-01-27 Michael Eager <eager@eagercon.com>
1652 * config/microblaze.c (microblaze_emit_compare): Correct
1653 test after pcmp instruction.
1655 2012-01-27 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/52020
1658 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1660 2012-01-27 Richard Guenther <rguenther@suse.de>
1662 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1663 function non-const/pure.
1665 2012-01-27 Richard Guenther <rguenther@suse.de>
1667 PR tree-optimization/50444
1668 * tree-sra.c (build_ref_for_offset): Properly adjust the
1669 MEM_REF type for unaligned accesses.
1671 2012-01-27 Richard Guenther <rguenther@suse.de>
1673 PR tree-optimization/50444
1674 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1675 (expand_assignment): Use it. Properly handle misaligned
1676 bases when expanding stores to component references.
1677 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1680 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1683 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1684 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1685 * tree-data-ref.c (find_data_references_in_loop): Make static.
1686 (compute_all_dependences): Change return type to bool. Bail out
1687 for too many datarefs in a loop. Move the hunk resetting the data
1688 dependences vector from ...
1689 (compute_data_dependences_for_loop): ... here. Account for
1690 compute_all_dependences returning false.
1691 (compute_data_dependences_for_bb): Likewise.
1692 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1693 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1695 2012-01-27 Richard Guenther <rguenther@suse.de>
1698 * expr.c (store_field): Use the alias-set of the scratch memory
1701 2012-01-27 Tom de Vries <tom@codesourcery.com>
1703 PR tree-optimization/51990
1704 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1706 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1708 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1711 * var-tracking.c (reverse_op): Don't add any reverse operation
1712 if V already has any constant locations.
1714 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1716 * doc/invoke.texi: Correct usage of "command line" (noun)
1717 vs "command-line" (adjective) throughout.
1719 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1721 * doc/invoke.texi (Language Independent Options): Move
1722 -Wcoverage-mismatch blurb from here....
1723 (Warning Options): ...to here.
1725 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1727 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1728 Set rs6000_always_hint to false for 476.
1730 2012-01-27 Matthias Klose <doko@ubuntu.com>
1732 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1734 * incpath.c (add_standard_paths): Likewise.
1736 2012-01-27 Richard Henderson <rth@redhat.com>
1738 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1739 * config/m68k/sync.md (atomic_test_and_set): Rename from
1740 sync_test_and_setqi and adjust the operands.
1741 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1742 and unconditionally enable.
1744 2012-01-27 Richard Henderson <rth@redhat.com>
1746 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1747 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1748 (ldstub): Rename from ldstubqi.
1749 (ldstub<I24MODE>): Remove.
1751 2012-01-27 Richard Henderson <rth@redhat.com>
1753 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1754 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1755 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1756 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1757 * doc/tm.texi: Rebuild.
1759 2012-01-27 Richard Henderson <rth@redhat.com>
1761 * optabs.c (gen_atomic_test_and_set): Remove default.
1762 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1764 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1766 PR rtl-optimization/51978
1767 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1768 (combine_reaching_defs): Likewise.
1769 (struct re_info): Remove.
1770 (add_removable_extension): Remove x and data arguments,
1771 add insn, insn_list and def_map. Use the arguments directly
1772 instead of using struct re_info.
1773 (find_removable_extensions): Don't call add_removable_extension
1774 through note_stores, instead just call it with single_set
1776 (find_and_remove_re): Pass curr_cand->expr instead of
1777 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1779 2012-01-26 Michael Matz <matz@suse.de>
1781 PR tree-optimization/46590
1782 * cfgexpand.c: Revert last change (r183305).
1783 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1785 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1786 checking for emptiness.
1788 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1791 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1792 non-addressable non-BLKmode base correctly.
1794 2012-01-26 Michael Matz <matz@suse.de>
1796 PR tree-optimization/48794
1797 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1798 regions referenced from RESX/EH_DISPATCH.
1800 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1802 * config/s390/s390.h: Make BRANCH_COST an option.
1803 * config/s390/s390.opt: New option -mbranch-cost.
1805 2012-01-26 Richard Henderson <rth@redhat.com>
1807 Revert 2012-01-24 change:
1808 * trans-mem.c (requires_barrier): Do not instrument thread local
1809 variables and emit save/restore for them.
1811 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1814 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1817 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1819 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1822 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1825 Rename __pgm to __flash.
1826 Rename __pgm1 to __flash1.
1827 Rename __pgm2 to __flash2.
1828 Rename __pgm3 to __flash3.
1829 Rename __pgm4 to __flash4.
1830 Rename __pgm5 to __flash5.
1831 Rename __pgmx to __memx.
1832 * doc/extend.texi (AVR Named Address Spaces)
1833 Rename address space names as indicated above.
1834 * config/avr/avr.c (avr_addrspace): Ditto.
1836 * config/avr/avr-protos.h
1837 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1838 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1839 * config/avr/predicates.md: Ditto.
1840 * config/avr/avr.c Ditto, and
1841 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1842 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1844 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1845 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1846 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1847 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1848 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1849 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1850 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1851 * config/avr/avr.c: Ditto.
1852 * config/avr/avr.md: Ditto.
1854 2012-01-25 Jason Merrill <jason@redhat.com>
1857 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1859 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1861 PR tree-optimization/51987
1862 * tree-data-ref.c (get_references_in_stmt): Handle references in
1863 non-volatile GIMPLE_ASM.
1865 2012-01-25 Richard Guenther <rguenther@suse.de>
1867 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1868 bases are dereferenced.
1870 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1872 PR rtl-optimization/48374
1873 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1875 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1877 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1878 compute_data_dependences_for_loop returns false.
1879 * tree-parloops.c (loop_parallel_p): Likewise.
1881 2012-01-25 Richard Guenther <rguenther@suse.de>
1883 * tree.h (get_pointer_alignment_1): Declare.
1884 * builtins.c (get_pointer_alignment_1): New function.
1885 (get_pointer_alignment): Use it.
1887 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1889 PR rtl-optimization/48308
1890 * combine.c (enum undo_kind): Add UNDO_LINKS.
1891 (struct undo): Add member l to other_contents and where.
1892 (do_SUBST_LINK): New.
1894 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1895 (undo_all): Handle UNDO_LINKS.
1897 2012-01-25 Richard Henderson <rth@redhat.com>
1899 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1902 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1904 * optabs.c (gen_atomic_test_and_set): Use each argument.
1906 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1908 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1909 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1910 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1911 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1912 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1913 TARGET_PAIRED_SINGLE_FLOAT.
1915 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1917 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1918 (in_struct, return_val): Remove MEM documentation.
1919 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1920 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1921 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1923 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1924 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1925 * expr.c (store_field): Likewise.
1926 * function.c (assign_stack_temp_for_type): Likewise.
1927 * ifcvt.c (noce_try_cmove_arith): Likewise.
1928 * reload1.c (reload): Likewise.
1929 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1930 (alpha_set_memflags): Likewise.
1931 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1933 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1935 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1937 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1938 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1939 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1941 * cselib.c (cselib_rtx_varies_p): Delete.
1942 (cselib_invalidate_mem): Update call to canon_true_dependence.
1943 * dse.c (record_store, check_mem_read_rtx): Likewise.
1944 (scan_reads_nospill): Likewise.
1945 * cse.c (check_dependence): Likewise.
1946 (cse_rtx_varies_p): Delete.
1947 * expr.c (safe_from_p): Update call to true_dependence.
1948 * ira.c (validate_equiv_mem_from_store): Likewise.
1949 (memref_referenced_p): Likewise.
1950 * postreload-gcse.c (find_mem_conflicts): Likewise.
1951 * sched-deps.c (sched_analyze_2): Likewise.
1952 * store-motion.c (load_kills_store): Likewise.
1953 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1954 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1955 (compute_transp): Update call to canon_true_dependence.
1957 2012-01-25 Richard Henderson <rth@redhat.com>
1959 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1960 (maybe_emit_atomic_test_and_set): New.
1961 (expand_sync_lock_test_and_set): Use it.
1962 (expand_atomic_test_and_set): Likewise.
1963 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1964 the implementation; clarify implementation defined details.
1965 * doc/md.texi (atomic_test_and_set): Document.
1967 2012-01-25 Richard Henderson <rth@redhat.com>
1969 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1971 2012-01-25 Richard Henderson <rth@redhat.com>
1974 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1975 to effect no-op split.
1977 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1980 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1981 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1982 (BT_FN_VOID_PTR_INT_SIZE): New.
1983 (BT_FN_UINT_UINT_VAR): Remove.
1984 (BT_FN_UINT32_UINT32_VAR): New.
1985 (BT_FN_DOUBLE_VPTR): Remove.
1986 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1988 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1989 (_ITM_changeTransactionMode): Same.
1990 (_ITM_memmoveRtWt): Change return type to void.
1991 (_ITM_memcpyRtWt): Same.
1992 (_ITM_memsetW): Same.
1993 (_ITM_RaRD): Change types to double.
1998 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
2000 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
2001 Patrick Marlier <patrick.marlier@gmail.com>
2003 * trans-mem.c (requires_barrier): Do not instrument thread local
2004 variables and emit save/restore for them.
2006 2012-01-24 Jason Merrill <jason@redhat.com>
2009 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
2010 output static aliases.
2012 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2015 * common.opt (-pie, -shared, pie, shared): Change from Common to
2017 * gcc.c (display_help): Display help for -pie and -shared.
2019 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
2022 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
2023 Remove note on size/offset limitation.
2024 (AVR Variable Attributes): Add example how to read data located
2025 with progmem. Refer to named address spaces.
2026 * doc/invoke.texi (AVR Options): Fix typo.
2028 2012-01-24 Richard Guenther <rguenther@suse.de>
2030 Forward-port to trunk
2031 2010-09-21 Jakub Jelinek <jakub@redhat.com>
2034 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
2035 op0 isn't sufficiently aligned and there is movmisalignM
2036 insn for mode, use it to load op0 into a temporary register.
2038 2012-01-24 Jakub Jelinek <jakub@redhat.com>
2041 * target.def (const_not_ok_for_debug_p): New hook.
2042 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
2044 * doc/tm.texi: Regenerated.
2045 * dwarf2out.c (const_ok_for_output_1): If
2046 targetm.const_not_ok_for_debug_p returns true, fail.
2047 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
2049 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
2051 2012-01-23 Kai Tietz <ktietz@redhat.com>
2054 * config/i386/predicates.md (symbolic_operand): Allow
2055 UNSPEC_PCREL as PIC expression for lea.
2056 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
2057 * config/i386/i386.c (ix86_delegitimize_address): Handle
2058 UNSPEC_PCREL for none-MEM, too.
2060 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2062 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2063 (ipa_tm_create_version_alias): Same.
2065 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2068 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2069 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2071 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2072 Patrick Marlier <patrick.marlier@gmail.com>
2073 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2076 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2077 simple_object_start_read.
2079 2012-01-23 Richard Guenther <rguenther@suse.de>
2082 PR tree-optimization/51895
2083 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2084 parameter decomposition into BLKmode components.
2086 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2088 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2089 fake variables for restrict-qualified pointers whose pointed-to type
2090 contains a placeholder.
2092 2012-01-23 Richard Guenther <rguenther@suse.de>
2094 PR tree-optimization/51949
2095 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2097 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2099 PR rtl-optimization/51933
2100 * ree.c (transform_ifelse): Return true right away if dstreg is
2101 already wider or equal to cand->mode.
2102 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2103 (make_defs_and_copies_lists): Remove defs_list and copies_list
2104 arguments, add state argument, just truncate state->work_list
2105 instead of always allocating and freeing the vector. Assert that
2106 get_defs succeeds instead of returning 2. Changed return type to bool.
2107 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2108 have ext_src_mode, see if it has been modified already with the
2109 right kind of extension and has been extended before from the
2110 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2111 just return true. Remember the original mode in state->modified array.
2112 (combine_reaching_defs): Add state argument. Don't allocate and
2113 free here def_list, copied_list and vec vectors, instead just
2114 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2115 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2116 Add state variable, clear vectors in it, initialize state.modified
2117 if needed. Free all the vectors at the end and state.modified too.
2118 Don't skip a candidate if the extension expression has been modified.
2120 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2123 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2124 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2125 (extra_options) interix.opt -> i386/interix.opt"
2126 (extra_objs):Add winnt-stubs.o
2127 * configure.ac: Add interix to target_os .comm on PE check.
2128 * configure: Regenerate.
2129 * config/interix3.h: Delete and move bits to..
2130 * config/interix.h: Delete and move bits to..
2131 * config/i386/i386-interix3.h: Delete and move bits to..
2132 * config/i386/i386-interix.h: ..here.
2133 (TARGET_CPU_DEFAULT): Remove redefinition.
2134 (TARGET_ASM_CONSTRUCTOR): Undefine.
2135 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2136 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2137 (PTRDIFF_TYPE): Define.
2138 (LONG_DOUBLE_TYPE_SIZE): Define.
2139 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2140 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2141 (TARGET_SECTION_TYPE_FLAGS): Define.
2142 (ASM_DECLARE_FUNCTION_NAME): Define.
2143 (ASM_OUTPUT_EXTERNAL): Define.
2144 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2145 (ASM_OUTPUT_ALIGNED_BSS): Define.
2146 (PCC_BITFIELD_TYPE_MATTERS): Define.
2147 (USE_CONST_SECTION): Define.
2148 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2149 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2150 (SUPPORTS_ONE_ONLY): Remove.
2151 (I386_PE_STRIP_ENCODING): Define.
2152 * config/interix.opt: Delete and move bits to..
2153 * config/i386/interix.opt: ..here. New.
2154 (mpe-aligned-commons): Add.
2155 * config/i386/t-interix: Add copyright header.
2156 (winnt-stubs.o): Add rule.
2158 2012-01-22 Jason Merrill <jason@redhat.com>
2161 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2162 for extra name aliases.
2164 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2166 PR rtl-optimization/51924
2167 * ree.c (combine_set_extension): Improve debugging message.
2168 (combine_reaching_defs): Likewise.
2169 (get_defs): Rename confusingly named variable.
2170 (find_and_remove_re): Skip a candidate if the extension expression has
2173 2012-01-21 Robert Millan <rmh@gnu.org>
2174 Gerald Pfeifer <gerald@pfeifer.com>
2176 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2177 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2179 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2181 PR tree-optimization/51914
2182 * tree-vect-stmts.c (vectorizable_conversion): For
2183 cvt_type && modifier == WIDEN, put temporary with cvt_type
2184 at the beginning of vec_dsts and set vec_dest to temporary
2187 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2189 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2191 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2193 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2194 * config/rs6000/rs6000.c: Likewise.
2196 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2199 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2200 output_move_double on a copy of operands array.
2202 2012-01-20 Cary Coutant <ccoutant@google.com>
2203 Dodji Seketeli <dodji@redhat.com>
2206 * dwarf2out.c (copy_declaration_context): Return ref to parent
2207 of declaration DIE, if necessary.
2208 (remove_child_or_replace_with_skeleton): Add new parameter; update
2209 caller. Place skeleton DIE under parent DIE of original declaration.
2210 Move call to copy_declaration_context to here ...
2211 (break_out_comdat_types): ... from here.
2213 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2215 PR rtl-optimization/51856
2216 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2219 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2222 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2223 hints for neon loads and stores.
2225 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2229 * doc/extend.texi (Named Address Spaces): Split into subsections.
2230 (AVR Named Address Spaces): New subsection.
2231 (M32C Named Address Spaces): New subsection.
2232 (RL78 Named Address Spaces): New subsection.
2233 (SPU Named Address Spaces): New subsection.
2234 (Variable Attributes): New anchor "AVR Variable Attributes".
2235 (AVR Variable Attributes): Rewrite and avoid wording
2236 "address space" in this context.
2237 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2238 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2239 (AVR Built-in Macros): New subsubsection therein.
2240 * doc/md.texi (AVR constraints): Remove "C04", "R".
2242 2012-01-20 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/51903
2245 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2246 when removing stmts.
2248 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2251 * config/arm/arm.c (arm_load_pic_register): Use
2252 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2253 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2254 (arm_pic_static_addr): Likewise.
2255 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2256 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2257 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2258 (pic_load_addr_unified): New.
2260 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2263 * function.c (instantiate_virtual_regs_in_insn): Use
2264 delete_insn_and_edges when removing a wrong asm insn.
2266 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2268 PR rtl-optimization/40761
2269 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2270 Add new member loop_num.
2271 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2272 (ira_build): Remove the parameter.
2274 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2275 (ira.c): Do not build CFG loops for one region allocation. Remove
2276 argument from ira_build call.
2278 * ira-build.c (init_loop_tree_node): New function.
2279 (create_loop_tree_nodes): Use it. Separate the case when CFG
2280 loops are not built.
2281 (more_one_region_p): Check current_loops.
2282 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2284 (add_loop_to_tree): Process loop equal to NULL too.
2285 (form_loop_tree): Separate the case when CFG loops are not built.
2286 Use explicitly number for the root.
2287 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2289 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2290 instead of loop->num.
2291 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2292 (mark_all_loops_for_removal): Ditto.
2293 (remove_unnecessary_regions): Separate the case when CFG loops
2295 (ira_build): Remove the parameter. Use explicit number of regions
2296 when CFG loops are not built.
2298 * ira-color.c (print_loop_title): Separate the case for the root node.
2299 Use loop_num instead of loop->num.
2300 (move_spill_restore): Use loop_num instead of loop->num.
2302 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2303 (change_loop): Ditto.
2304 (change_loop): Use loop_num instead of loop->num.
2306 * ira-lives.c (process_bb_node_lives): Ditto.
2308 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2310 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2312 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2315 * tree-mudflap.c (mf_artificial): New function.
2316 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2317 mx_register_decls, mudflap_enqueue_decl): Use it.
2320 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2321 numbers in the insn pattern.
2323 2012-01-19 Michael Matz <matz@suse.de>
2325 PR tree-optimization/46590
2326 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2327 use it in remembering which conflicts we already created.
2328 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2331 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2334 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2335 (merge_and_complain): Same.
2337 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2340 * config/initfini-array.h: Guard content of the header
2341 with #ifdef HAVE_INITFINI_ARRAY.
2342 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2343 Add initfini-array.h to tm_file here.
2344 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2345 * config.gcc: Don't add initfini-array.h to tm_file here.
2346 * configure: Regenerated.
2348 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2350 PR rtl-optimization/51505
2351 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2352 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2353 (df_note_bb_compute): Update the call to df_kill_notes.
2355 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2357 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2359 2012-01-18 Richard Guenther <rguenther@suse.de>
2361 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2362 of conversions to void *.
2364 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2365 Richard Sandiford <rdsandiford@googlemail.com>
2369 * optabs.h (simplify_expand_binop): Declare.
2370 * optabs.c (simplify_expand_binop): Make global.
2371 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2372 endian targets if the source cannot be exactly covered by word
2375 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2378 * hard-reg-set.h (struct hard_reg_set_container): New type.
2379 * target.h (struct hard_reg_set_container): Forward declare.
2380 * target.def (set_up_by_prologue): New target hook.
2381 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2382 * doc/tm.texi: Regenerated.
2383 * function.c (thread_prologue_and_epilogue_insns): Change
2384 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2385 Call targetm.set_up_by_prologue on it.
2386 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2387 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2389 2012-01-17 Nick Clifton <nickc@redhat.com>
2391 * config/rx/rx.c (rx_can_use_simple_return): New function.
2392 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2393 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2395 2012-01-17 Richard Guenther <rguenther@suse.de>
2398 * expr.c (expand_assignment): Take address-space information
2399 from the address operand of MEM_REF and TARGET_MEM_REF.
2400 (expand_expr_real_1): Likewise.
2402 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2404 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2405 reload dump is requested.
2407 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2410 * trans-mem.c (requires_barrier): Call may_be_aliased.
2412 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2414 PR tree-optimization/51877
2415 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2416 call arguments and fndecls compare equal, instead return false if they
2417 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2418 both SSA_NAMEs that are valueized the same, or they satisfy
2421 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2423 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2425 * configure: Regenerate.
2427 2012-01-16 Jan Hubicka <jh@suse.cz>
2431 * convert.c (convert_to_integer): Use fold_convert for
2432 converting an INTEGER_CST to integer type.
2434 2012-01-16 Jason Merrill <jason@redhat.com>
2437 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2439 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2442 * config/s390/s390.c (s390_chunkify_start): Don't skip
2443 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2444 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2445 If insn is followed by NOTE_INSN_VAR_LOCATION or
2446 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2447 Don't use location of note insns.
2449 PR tree-optimization/51865
2450 * tree-inline.c (tree_function_versioning): Call remap_decl
2451 on DECL_RESULT whenever it has VOID_TYPE_P type.
2453 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2455 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2456 for calls to locally-binding MIPS16 functions if only the return
2457 type uses float regs.
2459 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2460 Richard Sandiford <rdsandiford@googlemail.com>
2462 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2463 (SYMBOL_32_HIGH): Likewise.
2464 (mips_output_tls_reloc_directive): Declare.
2465 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2466 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2467 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2468 (mips_lo_relocs, mips_hi_relocs): Make extern.
2469 (mips16_stub_function): Move up file.
2470 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2471 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2472 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2473 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2474 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2475 (mips_get_tp): Add MIPS16 support.
2476 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2477 Generalize DTPREL and TPREL handling.
2478 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2479 Add MIPS16 TLS support.
2480 (mips_output_tls_reloc_directive): New function.
2481 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2482 * config/mips/predicates.md (symbolic_operand_with_high)
2483 (tls_reloc_operand): New predicates.
2484 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2485 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2486 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2487 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2488 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2489 (*tls_get_tp_mips16_call_<mode>): Likewise.
2491 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2493 PR rtl-optimization/51821
2494 * recog.c (peep2_find_free_register): Determine clobbered registers
2497 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2500 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2501 * config/avr/avr.c: Likewise.
2502 * config/avr/avr.h: Likewise.
2504 2012-01-13 Ian Lance Taylor <iant@google.com>
2507 * tree.h (TYPE_QUALS): Add cast to int.
2508 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2510 2012-01-13 Ian Lance Taylor <iant@google.com>
2512 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2513 comparing param_index to VEC_length result.
2515 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2517 * c-decl.c: Do not include tree-mudflap.h
2518 * tree-optimize.c: Likewise.
2519 * Makefile.in: Update dependencies.
2521 2012-01-13 Richard Guenther <rguenther@suse.de>
2524 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2525 variable-sized result always use RSO.
2527 2012-01-12 DJ Delorie <dj@redhat.com>
2529 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2530 pointer type, not just the default pointer type.
2532 2012-01-09 Richard Henderson <rth@redhat.com>
2533 Denis Chertykov <chertykov@gmail.com>
2536 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2537 * config/avr/avr.c (avr_can_eliminate): Simplify.
2538 (avr_initial_elimination_offset): Likewise.
2539 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2540 (expand_epilogue): Likewise.
2541 (avr_legitimize_address): Gut.
2542 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2543 (avr_hard_regno_nregs): New.
2544 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2545 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2546 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2547 add soft frame pointer.
2548 (CALL_USED_REGISTERS): Likewise.
2549 (REG_CLASS_CONTENTS): Likewise.
2550 (REGISTER_NAMES): Likewise.
2551 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2552 (HARD_FRAME_POINTER_REGNUM): New.
2553 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2554 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2555 remove the HARD_FRAME_POINTER self-elimination.
2557 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2560 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2561 DECL_EXTERNAL when checking for initializers of progmem variables.
2563 2012-01-12 Ira Rosen <irar@il.ibm.com>
2565 PR tree-optimization/51799
2566 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2567 that the last operation is a type demotion.
2569 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2571 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2572 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2574 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2577 * combine.c (distribute_notes): If i3 is a noreturn call,
2578 allow old_size to be equal to args_size and make sure the
2579 noreturn call gets REG_ARGS_SIZE note.
2580 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2581 on noreturn calls even when the delta is 0.
2583 2012-01-11 Nathan Sidwell <nathan@acm.org>
2585 * gcov.c (STRING_SIZE): Remove.
2586 (generate_results): Erase annotations for source files with no
2587 coverage information.
2589 (output_lines): Use it.
2591 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2593 * gimple.h (gimplify_body): Remove first argument.
2594 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2595 pointer set here, instead just pass DATA to walk_tree.
2596 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2597 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2598 (unvisit_body): Likewise, but with unmark_visited.
2599 (gimplify_body): Remove BODY_P argument and adjust.
2600 (gimplify_function_tree): Adjust call to gimplify_body.
2601 * omp-low.c (finalize_task_copyfn): Likewise.
2603 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2605 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2606 (build_function_type_skip_args): Delete.
2607 * tree.c (build_function_type_skip_args): Make static and add
2608 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2609 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2610 pass it to build_function_type_skip_args.
2611 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2612 (tree_function_versioning): Likewise.
2613 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2614 build_function_decl_skip_args.
2615 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2616 and pass it to build_function_decl_skip_args/tree_function_versioning.
2617 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2618 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2619 * trans-mem.c (ipa_tm_create_version): Likewise.
2620 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2621 * tree-inline.c (declare_return_variable): Remove always-true test.
2622 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2623 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2624 * ipa-split.c (split_function): Skip the return value for the split
2625 part if it doesn't return.
2627 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2629 PR tree-optimization/49642
2630 * ipa-split.c (forbidden_dominators): New variable.
2631 (check_forbidden_calls): New function.
2632 (dominated_by_forbidden): Likewise.
2633 (consider_split): Check for forbidden dominators.
2634 (execute_split_functions): Initialize and free forbidden
2635 dominators info; call check_forbidden_calls.
2637 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2639 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2641 2012-01-11 Nick Clifton <nickc@redhat.com>
2643 * config/rx/rx.md (return): Define pattern.
2645 2012-01-11 Richard Guenther <rguenther@suse.de>
2647 * doc/extend.texi (malloc attribute): Adjust according to
2650 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2651 Patrick Marlier <patrick.marlier@gmail.com>
2654 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2655 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2656 (ipa_tm_note_irrevocable): Same.
2657 (ipa_tm_scan_irr_block): Same.
2658 (ipa_tm_decrement_clone_counts): Same.
2659 (ipa_tm_scan_irr_function): Same.
2660 (ipa_tm_create_version_alias): Same.
2661 (ipa_tm_create_version): Same.
2662 (ipa_tm_transform_calls_redirect): Same.
2663 (ipa_tm_transform_calls): Same.
2664 (ipa_tm_transform_transaction): Same.
2665 (ipa_tm_execute): Same.
2667 2012-01-10 Richard Guenther <rguenther@suse.de>
2670 * opts.c (common_handle_option): Handle -Werror.
2672 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2674 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2677 2012-01-10 Jason Merrill <jason@redhat.com>
2679 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2682 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2684 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2685 supports R_386_TLS_GD_PLT reloc.
2686 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2687 supports R_386_TLS_LDM_PLT reloc.
2688 * configure: Regenerate.
2689 * config.in: Regenerate.
2691 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2694 Extend __pgmx semantics to linearize memory.
2695 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2696 determine if code comes inline or from libgcc.
2697 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2698 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2699 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2700 (movmemx_qi, movmemx_hi): New insns.
2701 (xload_<mode>_libgcc): Rewrite to new insn condition.
2702 (xload_<mode>): Remove insns.
2703 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2704 cases that don't satisfy avr_xload_libgcc_p().
2705 (avr_addr_space_convert): Allow converting in any direction.
2706 (avr_addr_space_subset_p): Return always true.
2707 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2708 (avr_emit_movmemhi): Ditto.
2709 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2710 (avr_out_movmem): Ditto.
2711 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2712 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2713 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2714 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2715 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2717 2012-01-10 Richard Guenther <rguenther@suse.de>
2719 PR tree-optimization/50913
2720 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2721 Require data-refs to be representable by Graphite with respect
2724 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2726 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2727 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2729 2012-01-10 Tom de Vries <tom@codesourcery.com>
2731 PR rtl-optimization/51271
2732 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2733 handling annulled branch.
2735 2012-01-10 Richard Henderson <rth@redhat.com>
2737 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2738 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2739 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2740 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2741 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2742 arm_expand_vec_perm_const): New.
2743 * config/arm/arm-protos.h: Update.
2744 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2745 (*neon_vswp<VDQX>): New.
2746 (neon_vcombine<VDX>): Use neon_split_vcombine.
2747 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2748 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2749 (vec_perm<VE>): New.
2751 2012-01-10 Richard Henderson <rth@redhat.com>
2753 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2754 use it if reload_completed.
2755 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2756 arm_output_asm_insn, arm_process_output_memory_barrier,
2757 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2758 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2759 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2760 arm_process_output_sync_insn, arm_output_sync_insn,
2761 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2762 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2763 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2764 (emit_unlikely_jump): New.
2765 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2766 (arm_split_atomic_op): New.
2767 * config/arm/arm-protos.h: Update.
2768 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2769 (struct arm_sync_generator): Remove.
2770 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2771 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2772 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2773 (VUNSPEC_LL, VUNSPEC_SC): New.
2774 (sync_result, sync_memory, sync_required_value, sync_new_value,
2775 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2776 (attr length): Don't use arm_sync_loop_insns.
2777 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2778 (movsfcc, movdfcc): Likewise.
2779 * config/arm/constraints.md (Ua): New.
2780 * config/arm/prediates.md (mem_noofs_operand): New.
2781 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2782 (sync_clobber, sync_t2_reqd): Remove.
2783 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2784 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2785 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2786 (arm_sync_compare_and_swap<SIDI>): Remove.
2787 (arm_sync_compare_and_swap<NARROW>): Remove.
2788 (arm_sync_lock_test_and_set<SIDI>): Remove.
2789 (arm_sync_lock_test_and_set<NARROW>): Remove.
2790 (arm_sync_new_<syncop><SIDI>): Remove.
2791 (arm_sync_new_<syncop><NARROW>): Remove.
2792 (arm_sync_new_nand<SIDI>): Remove.
2793 (arm_sync_new_nand<NARROW>): Remove.
2794 (arm_sync_old_<syncop><SIDI>): Remove.
2795 (arm_sync_old_<syncop><NARROW>): Remove.
2796 (arm_sync_old_nand<SIDI>): Remove.
2797 (arm_sync_old_nand<NARROW>): Remove.
2798 (*memory_barrier): Merge arm_output_memory_barrier.
2799 (atomic_compare_and_swap<QHSD>): New.
2800 (atomic_compare_and_swap<NARROW>_1): New.
2801 (atomic_compare_and_swap<SIDI>_1): New.
2802 (atomic_exchange<QHSD>): New.
2803 (cas_cmp_operand, cas_cmp_str): New.
2804 (atomic_op_operand, atomic_op_str): New.
2805 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2806 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2807 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2808 (arm_load_exclusive<NARROW>): New.
2809 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2810 (arm_store_exclusive<QHSD>): New.
2812 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2814 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2815 reload patterns if -mvsx-scalar-memory.
2817 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2818 generated, even -mno-vsx-scalar-double was used.
2819 (vsx_xscvdpsp_scalar): Likewise.
2820 (vsx_xscvspdp_scalar2): Likewise.
2822 2012-01-09 Tom de Vries <tom@codesourcery.com>
2823 Andrew Pinski <apinski@cavium.com>
2826 * reorg.c (fill_slots_from_thread): Don't speculate
2827 frame-related insns.
2829 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2831 * sched-int.h (bb_note): Move to...
2832 * basic-block.h: ...here.
2833 * haifa-sched.c (bb_note): Move to...
2834 * cfgrtl.c: ...here.
2835 * function.c (next_block_for_reg): New function.
2836 (move_insn_for_shrink_wrap): Likewise.
2837 (prepare_shrink_wrap): Rewrite to use the above.
2839 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2841 * gimple.c (is_gimple_non_addressable): Remove.
2842 * gimple.h: Remove is_gimple_non_addressable.
2843 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2844 is_gimple_non_addressable.
2845 * trans-mem.c (expand_assign_tm): Same.
2847 2012-01-09 Richard Guenther <rguenther@suse.de>
2849 PR tree-optimization/51775
2850 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2851 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2853 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2855 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2857 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2859 2012-01-09 Richard Guenther <rguenther@suse.de>
2861 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2863 2012-01-08 Jan Hubicka <jh@suse.cz>
2865 PR tree-optimize/51680
2866 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2867 on when known_vals needs to be computed; cleanup.
2869 2012-01-08 Jan Hubicka <jh@suse.cz>
2871 PR tree-optimize/51694
2872 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2874 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2876 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2877 for -std=c++98 and -std=c++11 too.
2879 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2881 * cfgloop.c (cancel_loop): Add free() of bbs array.
2883 2012-01-07 Jan Hubicka <jh@suse.cz>
2885 PR tree-optimization/51600
2886 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2887 that benefits small functions.
2889 2012-01-07 Jan Hubicka <jh@suse.cz>
2891 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2893 2012-01-07 Jan Hubicka <jh@suse.cz>
2895 PR tree-optimization/51680
2896 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2897 whose inlining reduce unit size.
2899 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2902 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2903 Add canonical node to containing_mem chain after the non-canonical
2904 one, even if there weren't any locs to propagate.
2905 (remove_useless_values): Keep only canonical values.
2906 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2907 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2908 canonicalize mem_chain elements that are not discarded.
2910 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2913 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2914 before emitting functions.
2916 PR gcov-profile/50127
2917 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2918 clear_aux_for_blocks.
2920 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2923 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2925 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2927 * c-decl.c (ext_block): Moved up.
2928 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2930 2012-01-06 Han Shen <shenhan@google.com>
2932 Translate built-in include paths for sysroot.
2933 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2934 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2936 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2937 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2939 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2940 control whether sysroot should be prepended to gxx include dir.
2942 * configure: Regenerate.
2944 2012-01-06 Torvald Riegel <triegel@redhat.com>
2946 PR rtl-optimization/51771
2947 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2948 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2950 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2952 PR tree-optimization/51315
2953 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2954 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2956 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2959 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2960 for shrp pattern. Correctly handle and fixup shift variable.
2961 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2963 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2966 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2967 note when !ACCUMULATE_OUTGOING_ARGS.
2969 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2971 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2973 (extract_range_from_unary_expr_1): Avoid useless computations.
2975 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2977 PR rtl-optimization/51767
2978 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2979 of jump_block and add an extra edge for degenerated asm gotos.
2982 * stmt.c (check_unique_operand_names): Don't ICE during error
2983 reporting if i is from labels chain.
2986 * profile.c (branch_prob): Split bbs that have exit edge
2987 and need a fake entry edge too.
2989 2012-01-05 Jan Hubicka <jh@suse.cz>
2992 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2995 2012-01-05 Richard Guenther <rguenther@suse.de>
2998 * tree-streamer-out.c (write_ts_optimization): New function.
2999 (streamer_write_tree_body): Call it.
3000 * tree-streamer-in.c (lto_input_ts_optimization): New function.
3001 (streamer_read_tree_body): Call it.
3002 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
3004 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3007 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
3008 * gimplify.c (gimplify_cleanup_point_expr): Save and set
3009 in_cleanup_point_expr before gimplify_stmt call and restore it
3011 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
3012 in_cleanup_point_expr is false.
3014 2012-01-05 Richard Guenther <rguenther@suse.de>
3017 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
3019 * toplev.c (process_options): Reject combining mudflap and LTO.
3020 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
3022 2012-01-05 Richard Guenther <rguenther@suse.de>
3024 PR tree-optimization/51760
3025 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
3027 (bit_value_unop): Handle UNDEFINED operands.
3028 (bit_value_binop): Likewise.
3030 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
3032 * config/avr/avr.c (avr_replace_prefix): Remove.
3033 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
3034 (avr_asm_function_rodata_section): Ditto.
3035 (avr_asm_select_section): Ditto.
3037 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
3039 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
3042 2012-01-05 Jakub Jelinek <jakub@redhat.com>
3045 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
3046 calls that have any non-fake successor edges.
3049 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
3051 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
3053 PR tree-optimization/51624
3054 * tree-sra.c (build_ref_for_model): When replicating a chain of
3055 COMPONENT_REFs, stop as soon as the offset would become negative.
3057 2012-01-04 Jakub Jelinek <jakub@redhat.com>
3060 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
3061 in .debug_loc on the floor.
3063 2012-01-04 Andrew Pinski <apinski@cavium.com>
3065 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3067 2012-01-04 Andrew Pinski <apinski@cavium.com>
3068 Adam Nemet <anemet@caviumnetworks.com>
3070 * config/mips/mips.md (size): Add SI and DI.
3071 (SIZE): New mode attribute.
3072 (U): New code attribute.
3073 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3074 (mips_lbux_<mode>): Delete.
3075 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3076 (mips_lhx): Use gen_mips_lhx_extsi.
3077 (mips_lhx_<mode>): Delete.
3079 (mips_l<size>x): New expand.
3080 (mips_lwx_<mode>): Delete.
3081 (mips_l<GPR:size>x_<P:mode>): New pattern.
3082 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3083 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3084 * config/mips/mips.c (mips_lx_address_p): New function.
3085 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3086 (dsp64): New availability predicate.
3087 (mips_builtins): Add an entry for __builtin_mips_ldx.
3088 * config/mips/mips.h (ISA_HAS_LBX): New define.
3089 (ISA_HAS_LBUX): Likewise.
3090 (ISA_HAS_LHX): Likewise.
3091 (ISA_HAS_LHUX): Likewise.
3092 (ISA_HAS_LWX): Likewise.
3093 (ISA_HAS_LWUX): Likewise.
3094 (ISA_HAS_LDX): Likewise.
3095 * doc/extend.texi (__builtin_mips_ldx): Document.
3097 2012-01-04 Tristan Gingold <gingold@adacore.com>
3099 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3100 when long pointers are used.
3101 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3102 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3103 (ia64-hp-*vms*): Remove.
3104 * config/vms/xm-vms64.h: Delete.
3106 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3109 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3111 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3113 * opts.c (finish_options): Remove duplicate sorry.
3115 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3118 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3121 2012-01-04 Richard Guenther <rguenther@suse.de>
3124 * tree.c (size_low_cst): New function.
3125 * tree.h (size_low_cst): Declare.
3126 * fold-const.c (fold_comparison): Use it to extract the low
3127 part of the POINTER_PLUS_EXPR offset.
3129 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3131 Fix clearing ZERO_REG
3132 * config/avr/avr.md (cc): Add alternative "ldi".
3133 (movqi_insn): Use it in cc attribute.
3134 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3135 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3136 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3138 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3140 * configure: Regenerate.
3142 2012-01-04 Richard Guenther <rguenther@suse.de>
3144 PR tree-optimization/49651
3145 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3146 (var_can_have_subvars): Use it.
3147 (get_constraint_for_1): Only consider subfields if there can be any.
3149 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3152 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3153 to its new canonical_cselib_val and the cselib_val was in
3154 first_containing_mem chain, but the canonical_cselib_val was not,
3155 add the latter into the chain.
3156 (cselib_invalidate_mem): Compare canonical_cselib_val of
3157 addr_list chain elt with v.
3160 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3161 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3163 (output_macinfo_op): Don't ggc_strdup fd->filename.
3164 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3165 then ggc_strdup it. Don't free inc->info or cur->info.
3166 (output_macinfo): Don't free ref->info or file->info.
3168 2012-01-03 Ira Rosen <irar@il.ibm.com>
3170 PR tree-optimization/51269
3171 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3172 first_niters a pointer.
3173 (slpeel_tree_peel_loop_to_edge): Likewise.
3174 (vect_do_peeling_for_loop_bound): Update call to
3175 slpeel_tree_peel_loop_to_edge.
3176 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3177 here. Remove it from the parameters list.
3178 (vect_do_peeling_for_alignment): Update calls and compute
3181 2012-01-03 Richard Guenther <rguenther@suse.de>
3183 PR tree-optimization/51070
3184 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3185 Properly handle calls.
3187 2012-01-03 Richard Guenther <rguenther@suse.de>
3189 PR tree-optimization/51692
3190 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3191 the LHS of allocation stmts.
3193 2012-01-03 Olivier Hainque <hainque@adacore.com>
3195 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3197 2012-01-03 Olivier Hainque <hainque@adacore.com>
3199 * collect2.c (main): In AIX specific computations for vector
3200 insertions, use CONST_CAST2 to cast from char ** to const char **.
3202 2012-01-03 Richard Guenther <rguenther@suse.de>
3205 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3206 the context of a limbo DIE when it does not already exist.
3208 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3210 PR tree-optimization/51719
3211 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3212 but direct call is, clear direct call's lhs and don't add fallthrough
3213 edge from dcall_bb to join_bb and PHIs.
3215 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3217 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3218 the instructions emitted by the pattern.
3219 ("*TDC_insn_<mode>"): Add comment.
3221 2012-01-03 Richard Guenther <rguenther@suse.de>
3224 * fold-const.c (fold_comparison): Properly canonicalize
3225 tree offset and HOST_WIDE_INT bit position.
3227 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3229 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3230 operands for extzv pattern.
3232 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3235 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3238 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3240 * doc/invoke.texi (-flto and related options): Copy-edit.
3242 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3244 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3246 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3248 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3251 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3253 * expr.h (move_by_pieces_ninsns): Declare.
3254 * expr.c (move_by_pieces_ninsns): Make external.
3255 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3256 (mips_store_by_pieces_p): Likewise.
3257 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3258 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3259 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3260 (mips_store_by_pieces_p): Likewise.
3262 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3264 * passes.c (register_one_dump_file): Free full_name.
3266 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3267 (calculate_elim_costs_all_insns): Free offsets_at and
3268 offsets_known_at at the end and clear the pointers.
3270 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3272 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3273 this option introduced in r180739.
3275 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3278 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3279 (tmake_file target=avr): Add avr/t-multilib.
3281 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3282 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3283 * config/avr/genmultilib.awk: New file.
3284 * config/avr/t-multilib: New auto-generated file.
3285 * config/avr/multilib.h: New auto-generated file.
3286 * config/avr/t-avr (AVR_MCUS): New variable.
3287 (genopt.sh): Use it.
3288 (s-mlib): Depend on t-multilib.
3289 (t-multilib, multilib.h): New dependencies.
3290 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3291 (MULTILIB_OPTIONS): Remove.
3292 (MULTILIB_MATCHES): Remove.
3293 (MULTILIB_DIRNAMES): Remove.
3294 (MULTILIB_EXCEPTIONS): Remove:
3295 * config/avr/genopt.sh: Don't use hard coded file name;
3296 pass AVR_MCUS from t-avr instead.
3298 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3300 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3302 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3304 Implement light-weight DImode support.
3305 * config/avr/avr-dimode.md: New file.
3306 * config/avr/avr.md: Include it.
3307 (adjust_len): Add plus64, compare64.
3308 (HIDI): Remove code iterator.
3309 (code_stdname): New code attribute.
3310 (rotx, rotsmode): Remove DI.
3311 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3313 * config/avr/avr-protos.h (avr_have_dimode): New.
3314 (avr_out_plus64, avr_out_compare64): New.
3315 * config/avr/avr.c (avr_out_compare): Handle DImode.
3316 (avr_have_dimode): New variable definition and initialization.
3317 (avr_out_compare64, avr_out_plus64): New functions.
3318 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3319 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3320 (avr_compare_pattern): Skip DImode comparisons.
3322 2012-01-02 Revital Eres <revital.eres@linaro.org>
3324 * ddg.c (def_has_ccmode_p): New function.
3325 (add_cross_iteration_register_deps,
3326 create_ddg_dep_from_intra_loop_link): Call it.
3328 2012-01-02 Richard Guenther <rguenther@suse.de>
3331 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3333 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3335 * gcc.c (process_command): Update copyright notice dates.
3336 * gcov.c (print_version): Likewise.
3337 * gcov-dump.c (print_version): Likewise.
3338 * mips-tfile.c (main): Likewise.
3339 * mips-tdump.c (main): Likewise.
3341 2012-01-01 Ira Rosen <irar@il.ibm.com>
3343 PR tree-optimization/51704
3344 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3345 a use is inside the basic block or loop before accessing its vect info.
3347 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3349 PR rtl-optimization/51069
3350 * cfgloopmanip.c (remove_path): Removing path making irreducible
3351 region unconditional makes BB part of the region.
3353 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3355 PR tree-optimization/51683
3356 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3357 calls with side-effects.
3358 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3360 Copyright (C) 2012 Free Software Foundation, Inc.
3362 Copying and distribution of this file, with or without modification,
3363 are permitted in any medium without royalty provided the copyright
3364 notice and this notice are preserved.