1 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
3 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4 DW_AT_artificial attributes at the end of the processing.
5 (gen_array_type_die): Likewise.
6 (gen_enumeration_type_die): Likewise.
7 (gen_struct_or_union_type_die): Likewise.
8 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
11 2012-02-29 Jakub Jelinek <jakub@redhat.com>
14 * expr.c (expand_assignment): If doing misaligned store that doesn't
15 cover all mode bits, perform a RMW cycle.
17 PR tree-optimization/52429
18 * tree-parloops.c (separate_decls_in_region_debug): Return early
21 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23 PR tree-optimization/52424
24 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
25 calling dom_thread_across_edge.
27 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
29 * config/avr/avr.c: Move definition of TARGET macros to end of file.
31 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
33 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
34 * config/avr/avr.c (avr_output_bld): Remove unused function.
35 (avr_out_sbxx_branch): Use "%T" to print bit position.
37 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
39 * config/avr/avr.md: Untabify.
41 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
43 * config/avr/avr.md (eqne): New code iterator.
44 (*dec-and-branchsi): Use it in text peephole's condition.
45 (*dec-and-branchhi): Ditto.
46 (*dec-and-branchqi): Ditto.
48 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
51 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
52 the device does not have the skip-bug.
54 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
56 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
57 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
58 -mpretend-cmove): New.
60 2012-02-29 Jakub Jelinek <jakub@redhat.com>
63 * df.h (struct df_d): Adjust comment that hard_regs_live_count
64 doesn't count DEBUG_INSN refs.
65 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
68 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
72 2012-02-20 Richard Guenther <rguenther@suse.de>
73 PR tree-optimization/52298
74 * tree-vect-stmts.c (vectorizable_load): Properly use
75 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
78 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
81 * gimple.h (gimple_in_transaction): New.
82 (gimple_set_in_transaction): New.
83 (struct gimple_statement_base): Add in_transaction field.
84 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
86 (tree_ssa_lim_initialize): Compute transaction bits.
87 * tree.h (compute_transaction_bits): Protoize.
88 * trans-mem.c (tm_region_init): Use the heap to store BB
90 (compute_transaction_bits): New.
92 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
94 * gcc.c (display_help): Document --help=common and sort entries
97 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
99 * doc/install.texi: Document check-$LANG specific shortcuts
101 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
104 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
106 * config/arm/arm_neon.h: Regenerate.
107 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
108 (neon_vcgeu): New insn.
109 (neon_vcgtu): Likewise.
110 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
111 (ops): Unsigned comparison intrinsics call a different
114 2012-02-28 Richard Guenther <rguenther@suse.de>
117 * config/i386/i386.c (ix86_expand_vector_set): Fix element
118 ordering for the VEC_CONCAT for two element vectors for
119 V2SFmode, V2SImode and V2DImode.
121 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
124 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
125 detecting big-endian triplets.
127 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
129 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
130 mode if there is no type information available.
132 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
134 PR tree-optimization/53207
135 * doc/invoke.texi: Document as experimental and relying on graphite.
137 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
139 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
140 of initializer to changes from r184614.
142 2012-02-28 Richard Guenther <rguenther@suse.de>
144 PR tree-optimization/52395
145 * tree-sra.c (build_ref_for_offset): Also look at the base
146 TYPE_ALIGN when figuring out the alignment of the replacement.
148 2012-02-28 Richard Guenther <rguenther@suse.de>
150 PR tree-optimization/52402
151 * ipa-prop.c (ipa_modify_call_arguments): Properly use
152 mis-aligned types when creating the accesses at the call site.
154 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
156 * config/avr/builtins.def: New file.
157 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
158 * config/avr/avr.c (enum avr_builtin_id): Use it.
159 (avr_init_builtins): Use it. And use avr_bdesc.
160 (bdesc_1arg): Remove.
161 (bdesc_2arg): Remove.
162 (bdesc_3arg): Remove.
163 (struct avr_builtin_description): Add field n_args.
164 (avr_bdesc): New static variable using builtins.def.
165 (avr_expand_builtin): Use it.
166 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
167 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
168 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
170 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
173 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
174 match only one single hard register with respective hard reg rtx.
175 (movmemx_<mode>): Ditto.
176 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
177 insn anatomy of movmem[x]_<mode>.
178 (avr_out_movmem): Same for printing assembler and operand usage.
180 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
184 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
185 address spaces located outside of device flash.
187 * config/avr/avr.h (base_arch_s): Remove field n_segments.
188 (mcu_type_s): Add field n_flash.
189 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
190 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
191 (AVR_MCU): Add N_FLASH argument.
192 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
193 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
194 macro __FLASH<n> if that address space makes sense for the device.
195 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
196 outside of target flash.
197 (avr_asm_named_section): Ditto.
198 (avr_asm_select_section): Ditto.
199 (avr_addr_space_convert): Ditto.
200 (avr_emit_movmemhi): Ditto.
201 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
202 address space is outside of device flash.
203 (avr_insert_attributes): Ditto.
204 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
205 avr_current_arch->n_segments.
207 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
210 * config/i386/i386.md (*movabs<mode>_1): Enable only for
212 (*movabs<mode>_2): Likewise.
214 2012-02-27 Jakub Jelinek <jakub@redhat.com>
217 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
218 s_register_operand in the test instead of REG_P. Don't call
219 gen_reg_rtx if it won't be used.
221 PR tree-optimization/52376
222 * ipa-split.c (split_function): Ignore CLOBBER stmts.
224 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
226 * ifcvt.c (noce_get_condition): Check condition variable is not
227 small_register_classes_for_mode_p before accepting.
229 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
231 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
233 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
236 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
237 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
239 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
241 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
243 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
245 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
247 * config/sh/predicates.md: Remove blank lines.
248 * config/sh/sh.c: Fix typos in comments.
249 * config/sh/constraints.md: Likewise.
250 * config/sh/sh.md: Remove blank lines.
251 Fix typos in comments. Use ;; as comment characters.
253 2012-02-26 Walter Lee <walt@tilera.com>
255 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
256 (replace_mov_pcrel_step2): Ditto.
258 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
261 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
262 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
263 and locs that reference values newer than the non-canonical value
264 at hand. Return the canonical value as a worst case.
265 (memrefs_conflict_p): Walk canonical value's locs.
268 * cselib.c (preserve_only_constants): Rename to...
269 (preserve_constants_and_equivs): ... this. Split out...
270 (invariant_or_equiv_p): ... this. Preserve plus expressions
271 of other preserved expressions too.
272 (cselib_reset_table): Adjust.
273 * var-tracking.c (reverse_op): Use canonical value to build
276 2012-02-23 Kai Tietz <ktietz@redhat.com>
278 * config/i386/i386.c (ix86_delegitimize_address): Handle
279 UNSPEC_PCREL plus displacement.
281 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
284 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
285 to test for unusedness in st X addressing.
287 2012-02-24 Richard Guenther <rguenther@suse.de>
290 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
291 (is_gimple_reg_type): Move inline ...
292 * gimple.h (is_gimple_reg_type): ... here.
294 2012-02-24 Richard Guenther <rguenther@suse.de>
297 * passes.c (execute_function_todo): When verifying SSA form
298 verify gimple form first.
299 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
301 2012-02-24 Richard Guenther <rguenther@suse.de>
304 * fold-const.c (fold_addr_of_array_ref_difference): New function.
305 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
307 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
309 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
311 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
313 * tree-phinodes.c (make_phi_node): Mark static.
314 * tree-flow.h (make_phi_node): Remove extern decl.
315 * doc/gimple.texi (make_phi_node): Remove documentation.
317 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
319 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
320 * tree-ssa-sccvn.c (print_scc): Ditto.
322 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
324 * doc/passes.texi (Full redundancy elimination): Fix typo.
326 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
328 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
330 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
333 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
335 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
338 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
340 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
342 * config/avr/avr.md (code_stdname): Add ior, xor.
343 (xior): New code iterator.
344 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
345 (*<code_stdname><mode>qi.byte1-3): Ditto.
347 2012-02-23 Jakub Jelinek <jakub@redhat.com>
349 PR tree-optimization/52019
350 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
353 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
355 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
356 HAVE_INITFINI_ARRAY to work around namespace pollution in
357 certain versions of newlib system headers.
358 * config.in: Regenerate.
359 * configure: Regenerate.
360 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
361 instead of HAVE_INITFINI_ARRAY.
363 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
367 is not offsettable memory reference.
369 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
372 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
373 setting avr_need_clear_bss_p for __gnu_lto* symbols.
375 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
377 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
378 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
380 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
382 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
383 library on Solaris 8 even without TLS support.
384 * configure: Regenerate.
386 2012-02-22 Richard Guenther <rguenther@suse.de>
389 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
390 for GIMPLE_DEBUG stmts.
392 2012-02-22 Martin Jambor <mjambor@suse.cz>
395 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
396 according to the base object.
398 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
400 PR rtl-optimization/50063
401 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
402 and 2 (8-bit SP) in operand 2.
403 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
404 setup to use movhi_sp_r instead of vanilla move to write SP.
405 Adjust REG_CFA notes to superseed unspec.
406 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
408 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
409 known to be off) only with TARGET_NO_INTERRUPTS. Never use
410 irq_state 1 (IRQ known to be on) here.
412 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
414 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
416 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
417 assign_hard_reg): Likewise.
419 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
421 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
423 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
426 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
427 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
429 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
431 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
432 prototype from here to...
433 * config/avr/avr.h: ...here.
435 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
438 * thumb2.md (thumb2_shiftsi3_short): Split register and
439 immediate shifts. For register shifts tie operands 0 and 1.
440 (peephole2 for above): Check that register-controlled shifts
441 have suitably tied operands.
443 2012-02-21 Quentin Neill <quentin.neill@amd.com>
446 * config/i386/bdver1.md (bdver1_call, bdver1_push,
447 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
448 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
449 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
450 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
451 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
452 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
453 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
454 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
455 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
456 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
457 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
458 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
459 bdver1_ssevector_avx256_unaligned_load,
460 bdver1_ssevector_sse128_unaligned_load,
461 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
462 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
463 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
464 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
465 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
466 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
467 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
468 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
469 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
470 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
471 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
472 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
473 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
474 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
475 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
476 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
477 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
478 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
479 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
480 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
481 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
482 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
483 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
484 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
485 bdver1_ssediv_double_load, bdver1_ssediv_double,
486 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
487 Add "bdver2" attribute.
489 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
491 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
492 default if possible and not specified otherwise.
494 2012-02-21 Richard Guenther <rguenther@suse.de>
497 * gimplify.c (create_tmp_from_val): Use the main variant type
498 for the type of the temporary we create.
500 2012-02-21 Richard Guenther <rguenther@suse.de>
502 PR tree-optimization/52324
503 * gimplify.c (gimplify_expr): When re-gimplifying expressions
504 do not gimplify a MEM_REF address operand if it is already
507 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
509 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
510 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
512 2012-02-21 Richard Guenther <rguenther@suse.de>
514 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
517 2012-02-21 Jakub Jelinek <jakub@redhat.com>
519 PR tree-optimization/52318
520 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
521 vdef also to non-pure/const call stmts in the sequence.
523 2012-02-20 David S. Miller <davem@davemloft.net>
525 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
526 don't use the "rd %pc" instruction on v9 for PIC register loads.
528 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
531 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
532 in a transaction safe function.
534 2012-02-20 Kai Tietz <ktietz@redhat.com>
537 * stor-layout.c (place_field): Handle desired_align for
540 2012-02-20 Richard Guenther <rguenther@suse.de>
542 PR tree-optimization/52298
543 * tree-vect-stmts.c (vectorizable_store): Properly use
544 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
546 (vectorizable_load): Likewise.
547 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
548 Access DR_STEP after ensuring it is not NULL.
550 2012-02-20 Jakub Jelinek <jakub@redhat.com>
552 PR tree-optimization/52286
553 * fold-const.c (fold_binary_loc): For (X & C1) | C2
554 optimization use double_int_to_tree instead of build_int_cst_wide,
555 rewrite to use double_int vars.
557 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
560 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
562 Remove -e 0 from $gcc_cv_ld invocation.
563 Only use __GLIBC_PREREQ if defined.
564 Enable on Solaris since Solaris 8 patch.
565 (gcc_SUN_LD_VERSION): New macro.
566 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
567 gcc_SUN_LD_VERSION for version number format.
568 * configure: Regenerate.
569 * varasm.c (get_elf_initfini_array_priority_section): Set
570 SECTION_NOTYPE for non-default priority.
571 Use get_section instead of get_unnamed_section to emit
572 .init_array/.fini_array with default priority.
574 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
576 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
577 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
578 (mips_start_unique_function, mips_output_mips16_rdhwr)
579 (mips_code_end): New functions.
580 (TARGET_ASM_CODE_END): Define.
582 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
584 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
585 to stubs with non-sibling calls.
587 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
589 * doc/invoke.texi (-fira-* options): Copy-edit.
590 (ira-* parameters): Copy-edit.
592 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
594 * doc/invoke.texi: Minor copy-edits to bring into conformance with
595 GCC coding conventions.
597 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
599 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
600 when used as adjectives.
602 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
604 * doc/invoke.texi: Clean up "that"/"which" confusion.
606 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
608 * system.h: Poison SMALL_REGISTER_CLASSES
609 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
610 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
612 2012-02-16 Jakub Jelinek <jakub@redhat.com>
614 PR tree-optimization/52285
615 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
616 when deciding if a call is a tail call or tail recursion.
618 2012-02-16 Kai Tietz <ktietz@redhat.com>
620 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
621 interger-constant displacement for UNSPEC_PCREL.
623 2012-02-16 Jakub Jelinek <jakub@redhat.com>
625 PR rtl-optimization/52208
626 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
627 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
629 PR tree-optimization/52255
630 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
631 loop->header has virtual PHI, but exit_e->dest doesn't, add
632 virtual PHI to exit_e->dest and adjust all uses after the loop.
635 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
636 children with clone_tree_hash, not after it.
638 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
640 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
641 extended identifiers.
643 2012-02-16 Jakub Jelinek <jakub@redhat.com>
646 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
647 a same_body_alias, also test whether e->callee isn't a former
648 or current clone of the decl this is a same body alias of.
651 * cgraphunit.c (verify_cgraph_node): Fix a typo.
653 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
655 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
657 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
660 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
661 force_reg instead of copy_to_reg for better optimization. Force
662 non-register or memory operands into a register.
664 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
666 * extend.texi: Reserve upper bits of memory model for future use.
668 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
669 Anatoly Sokolov <aesok@post.ru>
670 Eric Weddington <eric.weddington@atmel.com>
673 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
674 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
675 Rewrite initializers for .macro.
676 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
677 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
678 atxmega32d4, atxmega32x1.
679 avrxmega4: atxmega64a3, atxmega64d3.
680 avrxmega5: atxmega64a1, atxmega64a1u.
681 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
682 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
683 avrxmega7: atxmega128a1, atxmega128a1u.
684 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
685 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
686 (struct base_arch_s): Rename reserved to xmega_p.
687 Rename reserved2 to have_rampd.
688 (AVR_XMEGA): New define.
689 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
690 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
691 * config/avr/predicates.md (io_address_operand): Take into
693 (low_io_address_operand): Ditto.
694 (high_io_address_operand): Ditto.
695 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
696 (enabled, movhi_sp_r): Use them.
697 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
698 cpp_define_formatted to built-in define __AVR_ARCH__.
699 (__AVR_XMEGA__): New built-in define.
700 (__AVR_HAVE_RAMPD__): New built-in define.
701 (__AVR_HAVE_RAMPX__): New built-in define.
702 (__AVR_HAVE_RAMPY__): New built-in define.
703 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
705 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
706 (avr_option_override): Initialize them.
707 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
708 (avr_init_expanders): Initialize them. No more block several calls.
709 (emit_push_sfr): New static function.
710 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
712 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
713 (avr_print_operand): Print addreeses as symbols for
714 RAMPX, RAMPY, RAMPD, CCP.
715 (output_movhi): Handle AVR_XMEGA when writing to SP.
716 (avr_out_movhi_mr_r_xmega): New static function.
717 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
718 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
719 __RAMPD__, __CCP__ as needed.
721 * config/avr/multilib.h: Regenerate.
722 * config/avr/t-multilib: Regenerate.
723 * config/avr/avr-tables.opt: Regenerate.
725 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
727 PR tree-optimization/50561
728 * graphite-flattening.c (lst_project_loop): Do not
729 remove old scattering dimensions after flattening.
730 (lst_do_flatten): Likewise.
732 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
734 * doc/extend.texi (AVR Built-in Functions): Remove doc for
735 __builtin_avr_map8, __builtin_avr_map16.
736 Document __builtin_avr_insert_bits.
738 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
739 (insert_bits): New insn.
740 (adjust_len.map_bits): Rename to insert_bits.
741 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
742 * avr-protos.h (avr_out_map_bits): Remove.
743 (avr_out_insert_bits, avr_has_nibble_0xf): New.
744 * config/avr/constraints.md (Cxf,C0f): New.
745 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
746 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
747 New built-in define __BUILTIN_AVR_INSERT_BITS.
748 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
749 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
750 (avr_move_bits): Rewrite.
751 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
753 (avr_map_op_t): New typedef.
754 (avr_map_op): New static variable.
755 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
756 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
757 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
758 (bdesc_3arg, avr_expand_triop_builtin): New.
759 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
760 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
761 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
762 (avr_map_equal_p, avr_map_sig_p): Remove.
763 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
764 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
765 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
766 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
767 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
768 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
770 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
772 * config/c6x/c6x.md (reserve_cycles): New attribute.
773 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
774 don't reserve functional units after the branch occurs.
776 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
779 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
780 functions into non-tm_pure functions.
782 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
785 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
786 (iterative_hash_canonical_type): Likewise.
787 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
790 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
792 * haifa-sched.c (prune_ready_list): Ensure that if there is a
793 sched-group insn, it either remains alone or the entire list is pruned.
795 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
797 * doc/install.texi (Prerequisites): Fix grammar.
798 (Configuration): Likewise.
800 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
802 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
803 MPC as part of GCC before describing configuring with --with-gmp etc.
804 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
807 2012-02-14 Jakub Jelinek <jakub@redhat.com>
810 * dwarf2out.c (clone_tree_hash): New function.
811 (copy_decls_walk): Use it instead of clone_tree.
813 2012-02-14 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/52244
816 PR tree-optimization/51528
817 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
818 replacements for integral types.
820 2012-02-14 Walter Lee <walt@tilera.com>
822 * config.gcc: Handle tilegx and tilepro.
823 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
825 Add HAVE_AS_TLS check for tilegx and tilepro.
826 * configure: Regenerate.
827 * doc/contrib.texi: Add Mat Hostetter and self.
828 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
829 Document instruction intrinsics and network accessing intrinsics.
830 (TILEPro Built-in Functions): New node. Document instruction
831 intrinsics and network accessing intrinsics.
832 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
833 (Specific, tilepro-*-linux*): Likewise.
834 * doc/invoke.texi (TILE-Gx Options): New section.
835 (TILEPro Options): New section.
836 * doc/md.texi (TILE-Gx): New section.
837 (TILEPro): New section.
838 * common/config/tilegx/tilegx-common.c: New file.
839 * common/config/tilepro/tilepro-common.c: New file.
840 * config/tilegx/constraints.md: New file.
841 * config/tilegx/linux.h: New file.
842 * config/tilegx/mul-tables.c: New file.
843 * config/tilegx/predicates.md: New file.
844 * config/tilegx/sync.md: New file.
845 * config/tilegx/t-tilegx: New file.
846 * config/tilegx/tilegx-builtins.h: New file.
847 * config/tilegx/tilegx-c.c: New file.
848 * config/tilegx/tilegx-generic.md: New file.
849 * config/tilegx/tilegx-modes.def: New file.
850 * config/tilegx/tilegx-multiply.h: New file.
851 * config/tilegx/tilegx-protos.h: New file.
852 * config/tilegx/tilegx.c: New file.
853 * config/tilegx/tilegx.h: New file.
854 * config/tilegx/tilegx.md: New file.
855 * config/tilegx/tilegx.opt: New file.
856 * config/tilepro/constraints.md: New file.
857 * config/tilepro/gen-mul-tables.cc: New file.
858 * config/tilepro/linux.h: New file.
859 * config/tilepro/mul-tables.c: New file.
860 * config/tilepro/predicates.md: New file.
861 * config/tilepro/t-tilepro: New file.
862 * config/tilepro/tilepro-builtins.h: New file.
863 * config/tilepro/tilepro-c.c: New file.
864 * config/tilepro/tilepro-generic.md: New file.
865 * config/tilepro/tilepro-modes.def: New file.
866 * config/tilepro/tilepro-multiply.h: New file.
867 * config/tilepro/tilepro-protos.h: New file.
868 * config/tilepro/tilepro.c: New file.
869 * config/tilepro/tilepro.h: New file.
870 * config/tilepro/tilepro.md: New file.
871 * config/tilepro/tilepro.opt: New file.
873 2012-02-14 Jakub Jelinek <jakub@redhat.com>
875 PR tree-optimization/52210
876 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
877 vect_model_simple_cost with two entry vect_def_type array instead
880 2012-02-14 Richard Guenther <rguenther@suse.de>
883 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
884 Do not stream DECL_QUALIFIER.
885 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
886 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
887 (find_decls_types_r): Do not walk DECL_QUALIFIER.
889 2012-02-14 Jakub Jelinek <jakub@redhat.com>
892 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
895 2012-02-13 Jakub Jelinek <jakub@redhat.com>
898 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
899 * cselib.c (cselib_subst_to_values_from_insn): New function.
900 * sched-deps.c (add_insn_mem_dependence,
901 sched_analyze_1, sched_analyze_2): Use it.
903 2012-02-13 Jan Hubicka <jh@suse.cz>
906 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
908 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
910 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
911 (GTM_SELF_SPECS): Define if not already defined.
912 (driver_self_specs): Add GTM_SELF_SPECS.
913 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
914 (GTM_SELF_SPECS): Define.
915 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
916 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
918 2012-02-13 Jakub Jelinek <jakub@redhat.com>
920 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
923 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
926 * omp-low.c (expand_omp_for): If a static schedule without chunk size
927 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
929 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
932 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
934 2012-02-13 Richard Guenther <rguenther@suse.de>
937 * passes.c (enable_disable_pass): Fix typo.
939 2012-02-13 Jakub Jelinek <jakub@redhat.com>
942 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
943 XOR for reduce_bit_field if type is unsigned.
945 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
947 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
948 disallow changes from SFmode to mode with different size in FP regs.
950 2012-02-12 Robert Millan <rmh@gnu.org>
951 Gerald Pfeifer <gerald@pfeifer.com>
953 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
956 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
958 PR rtl-optimization/52175
959 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
960 to frame-related instructions.
962 2012-02-10 Jason Merrill <jason@redhat.com>
965 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
966 (demangle_new_symbols): Fill it.
967 (scan_linker_output): Walk it.
968 (start_tweaking): Split out from scan_linker_output.
969 (maybe_tweak): Update sym->chosen.
970 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
972 2012-02-11 Jakub Jelinek <jakub@redhat.com>
975 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
977 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
979 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
980 having the same mode as previous compare.
982 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
984 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
985 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
986 (nonlocal_goto_internal): Likewise.
987 (nonlocal_goto): Emit a use and an indirect jump directly.
989 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
992 * doc/extend.texi : Update comments for __atomic_compare_exchange and
993 __atomic_{is,always}_lock_free.
995 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
998 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
999 negative constant address for x32.
1001 2012-02-10 Richard Henderson <rth@redhat.com>
1003 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1004 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1005 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1007 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1008 Ira Rosen <irar@il.ibm.com>
1010 PR tree-optimization/50031
1011 * targhooks.c (default_builtin_vectorization_cost): Handle
1013 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1014 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1015 all types of reduction and pattern statements.
1016 (vect_estimate_min_profitable_iters): Likewise.
1017 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1018 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1019 for explicit realigns.
1020 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1021 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1023 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1024 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1025 vec_perm for VSX and handle vec_promote_demote.
1027 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1030 * builtins.c (fold_builtin_atomic_always_lock_free,
1031 expand_builtin_atomic_always_lock_free,
1032 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1033 Return and/or test boolean_true_node/boolean_false_node instead of
1034 integer_one_node/integer_zero_node.
1036 2012-02-10 Jan Hubicka <jh@suse.cz>
1039 * predict.c (predict_paths_for_bb): Prevent looping.
1040 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1042 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1044 * config/arm/arm.c (output_move_double): In one case properly
1045 count number of instructions that will be emitted.
1047 2012-02-10 Richard Guenther <rguenther@suse.de>
1049 PR translation/52193
1050 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1052 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1055 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1057 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1060 * var-tracking.c (emit_note_insn_var_location): If
1061 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1062 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1063 non-NOTE_DURING_CALL_P insn.
1065 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1068 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1070 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1073 * gcc.c (switch_matches) Support switches with separated form,
1076 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1078 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1080 (RAMPZ_ADDR): Ditto.
1081 * config/avr/avr.c (avr_addr_t): New typedef.
1082 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1083 (avr_init_expanders): Initialize it.
1084 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1086 (expand_epilogue): Ditto.
1087 (avr_print_operand): Ditto.
1088 (avr_file_start): Ditto.
1089 (avr_emit_movmemhi): Ditto.
1091 2012-02-08 Richard Guenther <rguenther@suse.de>
1093 PR tree-optimization/46886
1094 * tree-flow.h (do_while_loop_p): Declare.
1095 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1096 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1098 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1100 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1101 always succeed for integers larger than a native word.
1103 2012-02-08 Richard Guenther <rguenther@suse.de>
1105 PR rtl-optimization/52170
1106 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1107 properly handle integer vector modes.
1109 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1111 PR gcov-profile/52150
1112 * coverage.c: Include target.h.
1113 (build_var): Call targetm.strip_name_encoding on the assembler name.
1114 Change one _ into . or $ if the target allows it.
1115 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1117 PR rtl-optimization/52139
1118 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1119 is a BARRIER after emit_insn_after_noloc, move BB_END
1120 to the last non-BARRIER insn before it.
1122 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1125 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1126 (mips_gimplify_va_arg_expr): Call it instead of
1127 std_gimplify_va_arg_expr.
1129 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1131 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1132 message for -mno-pointers-to-nested-function.
1134 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1137 * expr.c (get_inner_reference): If there is an offset, add a negative
1138 bit position to it (if any).
1140 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1142 PR rtl-optimization/52060
1143 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1144 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1145 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1146 and/or i0src_copy2 when needed.
1148 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1150 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1151 or LTOPLUGINSONAME if have_c.
1153 * config/freebsd-spec.h: Add comment about what macros can be defined
1155 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1156 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1159 2012-02-07 Richard Guenther <rguenther@suse.de>
1161 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1162 newline in -alias dumps.
1164 2012-02-07 Kai Tietz <ktietz@redhat.com>
1165 Dave Korn <dave.korn.cygwin@gmail.com>
1168 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1169 Take care that typinfo gets dllexport-attribute.
1171 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1174 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1175 if modifier < EXPAND_SUM call force_operand on the result.
1177 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1179 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1180 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1182 (epiphany_function_type): Replace types for specific interrupts with
1183 EPIPHANY_FUNCTION_INTERRUPT.
1184 (EPIPHANY_INTERRUPT_P): Update.
1185 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1186 New static function.
1187 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1188 <disinterrupt>: Affects type identity.
1189 (epiphany_handle_interrupt_attribute): Handle variable number of
1191 (epiphany_compute_function_type): Update for new
1192 epiphany_function_type definition.
1193 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1194 handlers with a longcall forwarder.
1195 (epiphany_start_function): Handle multiple interrupt arguments and/or
1196 forwarder_section attribute.
1198 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1201 2012-02-07 Alan Modra <amodra@gmail.com>
1204 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1207 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1209 PR tree-optimization/50969
1210 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1211 use vec_perm rather than vector_stmt.
1212 (vect_model_load_cost): Likewise.
1213 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1214 vec_perm to be the same as other vector statements.
1215 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1216 cost of vec_perm for TARGET_VSX.
1218 2012-02-06 Richard Guenther <rguenther@suse.de>
1220 PR tree-optimization/52115
1221 * tree-sra.c (access_has_replacements_p): New function.
1222 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1224 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1227 * trans-mem.c (expand_call_tm): Add an assertion.
1228 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1231 2012-02-06 Richard Guenther <rguenther@suse.de>
1233 PR tree-optimization/50955
1234 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1235 raise cost of expressions that replace an address with an
1236 expression based on a different pointer.
1238 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1241 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1242 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1244 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1247 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1248 -Weffc++ and specify guidelines come from second edition.
1250 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1252 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1253 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1254 (call_direct_split, call_value_split, call_value_internal_direct)
1255 (call_value_direct_split, call_value_multiple_split): Use jal and
1256 jal_macro attributes.
1258 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1260 * reload1.c (reload_regs_reach_end_p): Replace with...
1261 (reload_reg_rtx_reaches_end_p): ...this function.
1262 (new_spill_reg_store): Update commentary.
1263 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1264 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1265 before setting new_spill_reg_store.
1266 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1267 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1268 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1269 for non-spill reload registers.
1271 2012-02-05 Ira Rosen <irar@il.ibm.com>
1273 PR tree-optimization/52091
1274 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1275 (vect_is_simple_use_1): Likewise.
1276 * tree-vect-loop.c (vectorizable_reduction): Update calls
1277 to vect_is_simple_use_1 and vect_is_simple_use.
1278 (vectorizable_live_operation): Likewise.
1279 * tree-vect-patterns.c (widened_name_p,
1280 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1281 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1282 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1283 vectorizable_shift,vectorizable_operation, vectorizable_store,
1284 vectorizable_load): Likewise.
1285 (vect_is_simple_cond): Add an argument, pass it to
1286 vect_is_simple_use_1.
1287 (vectorizable_condition): Update calls to vect_is_simple_cond,
1289 (vect_is_simple_use): Add an argument, the statement in which
1290 OPERAND is used. Check that if OPERAND's def stmt is a double
1291 reduction phi node, the use is a phi node too.
1292 (vect_is_simple_use_1): Add an argument, pass it to
1294 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1295 to vect_is_simple_use.
1297 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1299 PR rtl-optimization/52095
1300 * modulo-sched.c (dump_insn_locator): New function.
1301 (loop_canon_p, sms_schedule): Use it.
1303 PR rtl-optimization/52113
1304 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1305 even for decomposable shift/zext insns.
1307 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1308 Zdenek Dvorak <ook@ucw.cz>
1310 PR rtl-optimization/52092
1311 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1312 on get_iv_value result.
1314 2012-02-02 Andrew Pinski <apinski@cavium.com>
1318 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1320 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1323 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1325 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1327 PR rtl-optimization/49800
1328 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1329 (sched_finish): Call regstat_free_n_sets_and_refs.
1331 2012-02-02 Jia Liu <proljc@gmail.com>
1333 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1336 2012-02-02 Jan Hubicka <jh@suse.cz>
1337 Tom de Vries <tom@codesourcery.com>
1340 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1341 * varpool.c (varpool_analyze_pending_decls): Likewise.
1343 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1344 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1346 * config.gcc: Add cr16-* support.
1348 * doc/extend.texi: Document cr16 extensions.
1349 * doc/install.texi: Document cr16 install.
1350 * doc/invoke.texi: Document cr16 options.
1351 * doc/md.texi: Document cr16 constraints.
1353 * common/config/cr16/cr16-common.c: New file.
1354 * config/cr16/cr16.c: New file.
1355 * config/cr16/cr16.h: New file.
1356 * config/cr16/cr16.md: New file.
1357 * config/cr16/cr16.opt: New file.
1358 * config/cr16/cr16-protos.h: New file.
1359 * config/cr16/predicates.md: New file.
1360 * config/cr16/constraints.md: New file.
1361 * config/cr16/t-cr16: New file.
1363 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1366 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1367 that operands[2] is either immediate, or q_regs_operand.
1369 PR tree-optimization/52073
1370 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1371 a pattern stmt for pattern uses, ignore uses outside of the loop.
1373 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1375 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1376 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1377 (OUT_AS1, OUT_AS2): Remove.
1379 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1381 PR rtl-optimization/51374
1382 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1383 to cross other volatile_refs_p insns.
1385 2012-02-01 Richard Guenther <rguenther@suse.de>
1387 * doc/invoke.texi (fno-inline): Clarify documentation.
1388 (finline-small-functions): Likewise.
1389 (finline-functions): Likewise.
1390 * common.opt (finline): Adjust comment and documentation.
1391 (finline-small-functions): Clarify documentation.
1392 (finline-functions): Likewise.
1393 (finline-functions-called-once): Likewise.
1395 2012-02-01 Tristan Gingold <gingold@adacore.com>
1397 * c-typeck.c (composite_type): Keep mode for pointers.
1399 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1401 * function.h (regno_reg_rtx): Adjust comment.
1402 * reginfo.c (init_reg_modes_target): Only use the previous mode
1403 if it fits within one register. Remove MIPS comment.
1405 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1408 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1410 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1412 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1413 to srak instruction.
1415 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1417 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1419 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1424 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1426 2012-01-31 Richard Guenther <rguenther@suse.de>
1428 PR tree-optimization/51528
1429 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1432 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1437 * ree.c (add_removable_extension): Change def_map argument
1438 to unsigned *, store in def_map 1 + offset into *insn_list vector
1439 instead of pointers into the vector.
1440 (find_removable_extensions): Adjust caller.
1442 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1444 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1445 Transform all "* quoted-c-code" to { c-code }.
1446 Remove redundant test for "optimize" in combine patterns.
1447 Move (include "avr-dimode.md") to end of file.
1449 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1452 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1453 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1455 2012-01-30 Richard Guenther <rguenther@suse.de>
1457 PR tree-optimization/52028
1458 * tree-loop-distribution.c (ldist_gen): Properly update
1461 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1464 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1465 set_cur_line_info_table if not emitting debug info.
1467 PR tree-optimization/52046
1468 * tree-vect-patterns.c (check_bool_pattern): Give up if
1469 a comparison could throw.
1472 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1474 2012-01-30 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/52045
1477 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1478 SSA form if cfgcleanup did anything.
1480 2012-01-30 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/52045
1483 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1484 before computing final todo.
1486 2012-01-30 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/51528
1489 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1492 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1494 * df-problems.c (df_kill_notes): Check that the use refers
1495 to the note under examination.
1497 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1500 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1501 parameter and use short-lived pseudos.
1502 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1503 (sparc_expand_vector_init): Const-ify local variables and adjust
1504 calls to above functions.
1506 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1508 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1510 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1512 * doc/invoke.texi: Make usage of "compile time" and
1513 "run time"/"runtime" consistent throughout the file.
1515 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1517 * config/alpha/alpha.c (alpha_option_override): Default to
1518 full IEEE compliance mode for Go language.
1520 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1522 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1523 (LINK_SSP_SPEC): Define.
1525 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1528 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1531 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1533 * doc/invoke.texi: Correct hyphenation of "floating point",
1534 "double precision", and related terminology throughout the file.
1536 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1539 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1540 arm_general_register_operand predicate for operand 2 instead of
1543 2012-01-27 Ian Lance Taylor <iant@google.com>
1546 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1547 * builtins.c (expand_builtin_init_trampoline): Add onstack
1548 parameter. Change caller.
1549 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1550 * tree.c (build_common_builtin_nodes): Declare
1551 __builtin_init_heap_trampoline.
1553 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1555 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1556 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1557 * config/avr/avr.c: Ditto.
1558 (avr_regnames): Remove because unused.
1559 * config/avr/avr.md (*cpse.ne): New peephole.
1560 (*cpse.eq): New peephole from former cpse peepholes.
1562 2012-01-27 Michael Eager <eager@eagercon.com>
1564 * config/microblaze.c (microblaze_emit_compare): Correct
1565 test after pcmp instruction.
1567 2012-01-27 Richard Guenther <rguenther@suse.de>
1569 PR tree-optimization/52020
1570 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1572 2012-01-27 Richard Guenther <rguenther@suse.de>
1574 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1575 function non-const/pure.
1577 2012-01-27 Richard Guenther <rguenther@suse.de>
1579 PR tree-optimization/50444
1580 * tree-sra.c (build_ref_for_offset): Properly adjust the
1581 MEM_REF type for unaligned accesses.
1583 2012-01-27 Richard Guenther <rguenther@suse.de>
1585 PR tree-optimization/50444
1586 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1587 (expand_assignment): Use it. Properly handle misaligned
1588 bases when expanding stores to component references.
1589 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1592 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1595 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1596 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1597 * tree-data-ref.c (find_data_references_in_loop): Make static.
1598 (compute_all_dependences): Change return type to bool. Bail out
1599 for too many datarefs in a loop. Move the hunk resetting the data
1600 dependences vector from ...
1601 (compute_data_dependences_for_loop): ... here. Account for
1602 compute_all_dependences returning false.
1603 (compute_data_dependences_for_bb): Likewise.
1604 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1605 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1607 2012-01-27 Richard Guenther <rguenther@suse.de>
1610 * expr.c (store_field): Use the alias-set of the scratch memory
1613 2012-01-27 Tom de Vries <tom@codesourcery.com>
1615 PR tree-optimization/51990
1616 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1618 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1620 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1623 * var-tracking.c (reverse_op): Don't add any reverse operation
1624 if V already has any constant locations.
1626 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1628 * doc/invoke.texi: Correct usage of "command line" (noun)
1629 vs "command-line" (adjective) throughout.
1631 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1633 * doc/invoke.texi (Language Independent Options): Move
1634 -Wcoverage-mismatch blurb from here....
1635 (Warning Options): ...to here.
1637 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1639 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1640 Set rs6000_always_hint to false for 476.
1642 2012-01-27 Matthias Klose <doko@ubuntu.com>
1644 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1646 * incpath.c (add_standard_paths): Likewise.
1648 2012-01-27 Richard Henderson <rth@redhat.com>
1650 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1651 * config/m68k/sync.md (atomic_test_and_set): Rename from
1652 sync_test_and_setqi and adjust the operands.
1653 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1654 and unconditionally enable.
1656 2012-01-27 Richard Henderson <rth@redhat.com>
1658 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1659 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1660 (ldstub): Rename from ldstubqi.
1661 (ldstub<I24MODE>): Remove.
1663 2012-01-27 Richard Henderson <rth@redhat.com>
1665 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1666 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1667 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1668 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1669 * doc/tm.texi: Rebuild.
1671 2012-01-27 Richard Henderson <rth@redhat.com>
1673 * optabs.c (gen_atomic_test_and_set): Remove default.
1674 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1676 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1678 PR rtl-optimization/51978
1679 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1680 (combine_reaching_defs): Likewise.
1681 (struct re_info): Remove.
1682 (add_removable_extension): Remove x and data arguments,
1683 add insn, insn_list and def_map. Use the arguments directly
1684 instead of using struct re_info.
1685 (find_removable_extensions): Don't call add_removable_extension
1686 through note_stores, instead just call it with single_set
1688 (find_and_remove_re): Pass curr_cand->expr instead of
1689 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1691 2012-01-26 Michael Matz <matz@suse.de>
1693 PR tree-optimization/46590
1694 * cfgexpand.c: Revert last change (r183305).
1695 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1697 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1698 checking for emptiness.
1700 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1703 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1704 non-addressable non-BLKmode base correctly.
1706 2012-01-26 Michael Matz <matz@suse.de>
1708 PR tree-optimization/48794
1709 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1710 regions referenced from RESX/EH_DISPATCH.
1712 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1714 * config/s390/s390.h: Make BRANCH_COST an option.
1715 * config/s390/s390.opt: New option -mbranch-cost.
1717 2012-01-26 Richard Henderson <rth@redhat.com>
1719 Revert 2012-01-24 change:
1720 * trans-mem.c (requires_barrier): Do not instrument thread local
1721 variables and emit save/restore for them.
1723 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1726 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1729 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1731 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1734 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1737 Rename __pgm to __flash.
1738 Rename __pgm1 to __flash1.
1739 Rename __pgm2 to __flash2.
1740 Rename __pgm3 to __flash3.
1741 Rename __pgm4 to __flash4.
1742 Rename __pgm5 to __flash5.
1743 Rename __pgmx to __memx.
1744 * doc/extend.texi (AVR Named Address Spaces)
1745 Rename address space names as indicated above.
1746 * config/avr/avr.c (avr_addrspace): Ditto.
1748 * config/avr/avr-protos.h
1749 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1750 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1751 * config/avr/predicates.md: Ditto.
1752 * config/avr/avr.c Ditto, and
1753 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1754 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1756 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1757 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1758 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1759 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1760 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1761 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1762 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1763 * config/avr/avr.c: Ditto.
1764 * config/avr/avr.md: Ditto.
1766 2012-01-25 Jason Merrill <jason@redhat.com>
1769 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1771 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1773 PR tree-optimization/51987
1774 * tree-data-ref.c (get_references_in_stmt): Handle references in
1775 non-volatile GIMPLE_ASM.
1777 2012-01-25 Richard Guenther <rguenther@suse.de>
1779 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1780 bases are dereferenced.
1782 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1784 PR rtl-optimization/48374
1785 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1787 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1789 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1790 compute_data_dependences_for_loop returns false.
1791 * tree-parloops.c (loop_parallel_p): Likewise.
1793 2012-01-25 Richard Guenther <rguenther@suse.de>
1795 * tree.h (get_pointer_alignment_1): Declare.
1796 * builtins.c (get_pointer_alignment_1): New function.
1797 (get_pointer_alignment): Use it.
1799 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1801 PR rtl-optimization/48308
1802 * combine.c (enum undo_kind): Add UNDO_LINKS.
1803 (struct undo): Add member l to other_contents and where.
1804 (do_SUBST_LINK): New.
1806 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1807 (undo_all): Handle UNDO_LINKS.
1809 2012-01-25 Richard Henderson <rth@redhat.com>
1811 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1814 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1816 * optabs.c (gen_atomic_test_and_set): Use each argument.
1818 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1820 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1821 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1822 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1823 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1824 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1825 TARGET_PAIRED_SINGLE_FLOAT.
1827 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1829 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1830 (in_struct, return_val): Remove MEM documentation.
1831 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1832 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1833 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1835 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1836 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1837 * expr.c (store_field): Likewise.
1838 * function.c (assign_stack_temp_for_type): Likewise.
1839 * ifcvt.c (noce_try_cmove_arith): Likewise.
1840 * reload1.c (reload): Likewise.
1841 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1842 (alpha_set_memflags): Likewise.
1843 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1845 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1847 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1849 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1850 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1851 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1853 * cselib.c (cselib_rtx_varies_p): Delete.
1854 (cselib_invalidate_mem): Update call to canon_true_dependence.
1855 * dse.c (record_store, check_mem_read_rtx): Likewise.
1856 (scan_reads_nospill): Likewise.
1857 * cse.c (check_dependence): Likewise.
1858 (cse_rtx_varies_p): Delete.
1859 * expr.c (safe_from_p): Update call to true_dependence.
1860 * ira.c (validate_equiv_mem_from_store): Likewise.
1861 (memref_referenced_p): Likewise.
1862 * postreload-gcse.c (find_mem_conflicts): Likewise.
1863 * sched-deps.c (sched_analyze_2): Likewise.
1864 * store-motion.c (load_kills_store): Likewise.
1865 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1866 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1867 (compute_transp): Update call to canon_true_dependence.
1869 2012-01-25 Richard Henderson <rth@redhat.com>
1871 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1872 (maybe_emit_atomic_test_and_set): New.
1873 (expand_sync_lock_test_and_set): Use it.
1874 (expand_atomic_test_and_set): Likewise.
1875 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1876 the implementation; clarify implementation defined details.
1877 * doc/md.texi (atomic_test_and_set): Document.
1879 2012-01-25 Richard Henderson <rth@redhat.com>
1881 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1883 2012-01-25 Richard Henderson <rth@redhat.com>
1886 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1887 to effect no-op split.
1889 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1892 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1893 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1894 (BT_FN_VOID_PTR_INT_SIZE): New.
1895 (BT_FN_UINT_UINT_VAR): Remove.
1896 (BT_FN_UINT32_UINT32_VAR): New.
1897 (BT_FN_DOUBLE_VPTR): Remove.
1898 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1900 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1901 (_ITM_changeTransactionMode): Same.
1902 (_ITM_memmoveRtWt): Change return type to void.
1903 (_ITM_memcpyRtWt): Same.
1904 (_ITM_memsetW): Same.
1905 (_ITM_RaRD): Change types to double.
1910 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1912 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1913 Patrick Marlier <patrick.marlier@gmail.com>
1915 * trans-mem.c (requires_barrier): Do not instrument thread local
1916 variables and emit save/restore for them.
1918 2012-01-24 Jason Merrill <jason@redhat.com>
1921 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1922 output static aliases.
1924 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1927 * common.opt (-pie, -shared, pie, shared): Change from Common to
1929 * gcc.c (display_help): Display help for -pie and -shared.
1931 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1934 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1935 Remove note on size/offset limitation.
1936 (AVR Variable Attributes): Add example how to read data located
1937 with progmem. Refer to named address spaces.
1938 * doc/invoke.texi (AVR Options): Fix typo.
1940 2012-01-24 Richard Guenther <rguenther@suse.de>
1942 Forward-port to trunk
1943 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1946 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1947 op0 isn't sufficiently aligned and there is movmisalignM
1948 insn for mode, use it to load op0 into a temporary register.
1950 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1953 * target.def (const_not_ok_for_debug_p): New hook.
1954 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1956 * doc/tm.texi: Regenerated.
1957 * dwarf2out.c (const_ok_for_output_1): If
1958 targetm.const_not_ok_for_debug_p returns true, fail.
1959 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1961 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1963 2012-01-23 Kai Tietz <ktietz@redhat.com>
1966 * config/i386/predicates.md (symbolic_operand): Allow
1967 UNSPEC_PCREL as PIC expression for lea.
1968 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1969 * config/i386/i386.c (ix86_delegitimize_address): Handle
1970 UNSPEC_PCREL for none-MEM, too.
1972 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1974 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1975 (ipa_tm_create_version_alias): Same.
1977 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1980 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
1981 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
1983 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1984 Patrick Marlier <patrick.marlier@gmail.com>
1985 Iain Sandoe <developer@sandoe-acoustics.co.uk>
1988 * lto-wrapper.c (run_gcc): Pass the LTO section name to
1989 simple_object_start_read.
1991 2012-01-23 Richard Guenther <rguenther@suse.de>
1994 PR tree-optimization/51895
1995 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
1996 parameter decomposition into BLKmode components.
1998 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2000 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2001 fake variables for restrict-qualified pointers whose pointed-to type
2002 contains a placeholder.
2004 2012-01-23 Richard Guenther <rguenther@suse.de>
2006 PR tree-optimization/51949
2007 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2009 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2011 PR rtl-optimization/51933
2012 * ree.c (transform_ifelse): Return true right away if dstreg is
2013 already wider or equal to cand->mode.
2014 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2015 (make_defs_and_copies_lists): Remove defs_list and copies_list
2016 arguments, add state argument, just truncate state->work_list
2017 instead of always allocating and freeing the vector. Assert that
2018 get_defs succeeds instead of returning 2. Changed return type to bool.
2019 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2020 have ext_src_mode, see if it has been modified already with the
2021 right kind of extension and has been extended before from the
2022 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2023 just return true. Remember the original mode in state->modified array.
2024 (combine_reaching_defs): Add state argument. Don't allocate and
2025 free here def_list, copied_list and vec vectors, instead just
2026 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2027 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2028 Add state variable, clear vectors in it, initialize state.modified
2029 if needed. Free all the vectors at the end and state.modified too.
2030 Don't skip a candidate if the extension expression has been modified.
2032 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2035 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2036 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2037 (extra_options) interix.opt -> i386/interix.opt"
2038 (extra_objs):Add winnt-stubs.o
2039 * configure.ac: Add interix to target_os .comm on PE check.
2040 * configure: Regenerate.
2041 * config/interix3.h: Delete and move bits to..
2042 * config/interix.h: Delete and move bits to..
2043 * config/i386/i386-interix3.h: Delete and move bits to..
2044 * config/i386/i386-interix.h: ..here.
2045 (TARGET_CPU_DEFAULT): Remove redefinition.
2046 (TARGET_ASM_CONSTRUCTOR): Undefine.
2047 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2048 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2049 (PTRDIFF_TYPE): Define.
2050 (LONG_DOUBLE_TYPE_SIZE): Define.
2051 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2052 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2053 (TARGET_SECTION_TYPE_FLAGS): Define.
2054 (ASM_DECLARE_FUNCTION_NAME): Define.
2055 (ASM_OUTPUT_EXTERNAL): Define.
2056 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2057 (ASM_OUTPUT_ALIGNED_BSS): Define.
2058 (PCC_BITFIELD_TYPE_MATTERS): Define.
2059 (USE_CONST_SECTION): Define.
2060 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2061 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2062 (SUPPORTS_ONE_ONLY): Remove.
2063 (I386_PE_STRIP_ENCODING): Define.
2064 * config/interix.opt: Delete and move bits to..
2065 * config/i386/interix.opt: ..here. New.
2066 (mpe-aligned-commons): Add.
2067 * config/i386/t-interix: Add copyright header.
2068 (winnt-stubs.o): Add rule.
2070 2012-01-22 Jason Merrill <jason@redhat.com>
2073 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2074 for extra name aliases.
2076 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2078 PR rtl-optimization/51924
2079 * ree.c (combine_set_extension): Improve debugging message.
2080 (combine_reaching_defs): Likewise.
2081 (get_defs): Rename confusingly named variable.
2082 (find_and_remove_re): Skip a candidate if the extension expression has
2085 2012-01-21 Robert Millan <rmh@gnu.org>
2086 Gerald Pfeifer <gerald@pfeifer.com>
2088 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2089 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2091 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2093 PR tree-optimization/51914
2094 * tree-vect-stmts.c (vectorizable_conversion): For
2095 cvt_type && modifier == WIDEN, put temporary with cvt_type
2096 at the beginning of vec_dsts and set vec_dest to temporary
2099 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2101 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2103 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2105 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2106 * config/rs6000/rs6000.c: Likewise.
2108 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2111 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2112 output_move_double on a copy of operands array.
2114 2012-01-20 Cary Coutant <ccoutant@google.com>
2115 Dodji Seketeli <dodji@redhat.com>
2118 * dwarf2out.c (copy_declaration_context): Return ref to parent
2119 of declaration DIE, if necessary.
2120 (remove_child_or_replace_with_skeleton): Add new parameter; update
2121 caller. Place skeleton DIE under parent DIE of original declaration.
2122 Move call to copy_declaration_context to here ...
2123 (break_out_comdat_types): ... from here.
2125 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2127 PR rtl-optimization/51856
2128 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2131 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2134 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2135 hints for neon loads and stores.
2137 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2141 * doc/extend.texi (Named Address Spaces): Split into subsections.
2142 (AVR Named Address Spaces): New subsection.
2143 (M32C Named Address Spaces): New subsection.
2144 (RL78 Named Address Spaces): New subsection.
2145 (SPU Named Address Spaces): New subsection.
2146 (Variable Attributes): New anchor "AVR Variable Attributes".
2147 (AVR Variable Attributes): Rewrite and avoid wording
2148 "address space" in this context.
2149 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2150 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2151 (AVR Built-in Macros): New subsubsection therein.
2152 * doc/md.texi (AVR constraints): Remove "C04", "R".
2154 2012-01-20 Richard Guenther <rguenther@suse.de>
2156 PR tree-optimization/51903
2157 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2158 when removing stmts.
2160 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2163 * config/arm/arm.c (arm_load_pic_register): Use
2164 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2165 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2166 (arm_pic_static_addr): Likewise.
2167 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2168 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2169 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2170 (pic_load_addr_unified): New.
2172 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2175 * function.c (instantiate_virtual_regs_in_insn): Use
2176 delete_insn_and_edges when removing a wrong asm insn.
2178 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2180 PR rtl-optimization/40761
2181 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2182 Add new member loop_num.
2183 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2184 (ira_build): Remove the parameter.
2186 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2187 (ira.c): Do not build CFG loops for one region allocation. Remove
2188 argument from ira_build call.
2190 * ira-build.c (init_loop_tree_node): New function.
2191 (create_loop_tree_nodes): Use it. Separate the case when CFG
2192 loops are not built.
2193 (more_one_region_p): Check current_loops.
2194 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2196 (add_loop_to_tree): Process loop equal to NULL too.
2197 (form_loop_tree): Separate the case when CFG loops are not built.
2198 Use explicitly number for the root.
2199 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2201 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2202 instead of loop->num.
2203 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2204 (mark_all_loops_for_removal): Ditto.
2205 (remove_unnecessary_regions): Separate the case when CFG loops
2207 (ira_build): Remove the parameter. Use explicit number of regions
2208 when CFG loops are not built.
2210 * ira-color.c (print_loop_title): Separate the case for the root node.
2211 Use loop_num instead of loop->num.
2212 (move_spill_restore): Use loop_num instead of loop->num.
2214 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2215 (change_loop): Ditto.
2216 (change_loop): Use loop_num instead of loop->num.
2218 * ira-lives.c (process_bb_node_lives): Ditto.
2220 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2222 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2224 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2227 * tree-mudflap.c (mf_artificial): New function.
2228 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2229 mx_register_decls, mudflap_enqueue_decl): Use it.
2232 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2233 numbers in the insn pattern.
2235 2012-01-19 Michael Matz <matz@suse.de>
2237 PR tree-optimization/46590
2238 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2239 use it in remembering which conflicts we already created.
2240 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2243 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2246 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2247 (merge_and_complain): Same.
2249 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2252 * config/initfini-array.h: Guard content of the header
2253 with #ifdef HAVE_INITFINI_ARRAY.
2254 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2255 Add initfini-array.h to tm_file here.
2256 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2257 * config.gcc: Don't add initfini-array.h to tm_file here.
2258 * configure: Regenerated.
2260 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2262 PR rtl-optimization/51505
2263 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2264 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2265 (df_note_bb_compute): Update the call to df_kill_notes.
2267 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2269 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2271 2012-01-18 Richard Guenther <rguenther@suse.de>
2273 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2274 of conversions to void *.
2276 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2277 Richard Sandiford <rdsandiford@googlemail.com>
2281 * optabs.h (simplify_expand_binop): Declare.
2282 * optabs.c (simplify_expand_binop): Make global.
2283 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2284 endian targets if the source cannot be exactly covered by word
2287 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2290 * hard-reg-set.h (struct hard_reg_set_container): New type.
2291 * target.h (struct hard_reg_set_container): Forward declare.
2292 * target.def (set_up_by_prologue): New target hook.
2293 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2294 * doc/tm.texi: Regenerated.
2295 * function.c (thread_prologue_and_epilogue_insns): Change
2296 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2297 Call targetm.set_up_by_prologue on it.
2298 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2299 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2301 2012-01-17 Nick Clifton <nickc@redhat.com>
2303 * config/rx/rx.c (rx_can_use_simple_return): New function.
2304 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2305 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2307 2012-01-17 Richard Guenther <rguenther@suse.de>
2310 * expr.c (expand_assignment): Take address-space information
2311 from the address operand of MEM_REF and TARGET_MEM_REF.
2312 (expand_expr_real_1): Likewise.
2314 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2316 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2317 reload dump is requested.
2319 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2322 * trans-mem.c (requires_barrier): Call may_be_aliased.
2324 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2326 PR tree-optimization/51877
2327 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2328 call arguments and fndecls compare equal, instead return false if they
2329 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2330 both SSA_NAMEs that are valueized the same, or they satisfy
2333 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2335 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2337 * configure: Regenerate.
2339 2012-01-16 Jan Hubicka <jh@suse.cz>
2343 * convert.c (convert_to_integer): Use fold_convert for
2344 converting an INTEGER_CST to integer type.
2346 2012-01-16 Jason Merrill <jason@redhat.com>
2349 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2351 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2354 * config/s390/s390.c (s390_chunkify_start): Don't skip
2355 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2356 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2357 If insn is followed by NOTE_INSN_VAR_LOCATION or
2358 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2359 Don't use location of note insns.
2361 PR tree-optimization/51865
2362 * tree-inline.c (tree_function_versioning): Call remap_decl
2363 on DECL_RESULT whenever it has VOID_TYPE_P type.
2365 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2367 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2368 for calls to locally-binding MIPS16 functions if only the return
2369 type uses float regs.
2371 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2372 Richard Sandiford <rdsandiford@googlemail.com>
2374 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2375 (SYMBOL_32_HIGH): Likewise.
2376 (mips_output_tls_reloc_directive): Declare.
2377 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2378 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2379 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2380 (mips_lo_relocs, mips_hi_relocs): Make extern.
2381 (mips16_stub_function): Move up file.
2382 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2383 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2384 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2385 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2386 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2387 (mips_get_tp): Add MIPS16 support.
2388 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2389 Generalize DTPREL and TPREL handling.
2390 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2391 Add MIPS16 TLS support.
2392 (mips_output_tls_reloc_directive): New function.
2393 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2394 * config/mips/predicates.md (symbolic_operand_with_high)
2395 (tls_reloc_operand): New predicates.
2396 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2397 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2398 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2399 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2400 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2401 (*tls_get_tp_mips16_call_<mode>): Likewise.
2403 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2405 PR rtl-optimization/51821
2406 * recog.c (peep2_find_free_register): Determine clobbered registers
2409 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2412 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2413 * config/avr/avr.c: Likewise.
2414 * config/avr/avr.h: Likewise.
2416 2012-01-13 Ian Lance Taylor <iant@google.com>
2419 * tree.h (TYPE_QUALS): Add cast to int.
2420 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2422 2012-01-13 Ian Lance Taylor <iant@google.com>
2424 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2425 comparing param_index to VEC_length result.
2427 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2429 * c-decl.c: Do not include tree-mudflap.h
2430 * tree-optimize.c: Likewise.
2431 * Makefile.in: Update dependencies.
2433 2012-01-13 Richard Guenther <rguenther@suse.de>
2436 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2437 variable-sized result always use RSO.
2439 2012-01-12 DJ Delorie <dj@redhat.com>
2441 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2442 pointer type, not just the default pointer type.
2444 2012-01-09 Richard Henderson <rth@redhat.com>
2445 Denis Chertykov <chertykov@gmail.com>
2448 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2449 * config/avr/avr.c (avr_can_eliminate): Simplify.
2450 (avr_initial_elimination_offset): Likewise.
2451 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2452 (expand_epilogue): Likewise.
2453 (avr_legitimize_address): Gut.
2454 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2455 (avr_hard_regno_nregs): New.
2456 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2457 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2458 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2459 add soft frame pointer.
2460 (CALL_USED_REGISTERS): Likewise.
2461 (REG_CLASS_CONTENTS): Likewise.
2462 (REGISTER_NAMES): Likewise.
2463 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2464 (HARD_FRAME_POINTER_REGNUM): New.
2465 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2466 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2467 remove the HARD_FRAME_POINTER self-elimination.
2469 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2472 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2473 DECL_EXTERNAL when checking for initializers of progmem variables.
2475 2012-01-12 Ira Rosen <irar@il.ibm.com>
2477 PR tree-optimization/51799
2478 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2479 that the last operation is a type demotion.
2481 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2483 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2484 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2486 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2489 * combine.c (distribute_notes): If i3 is a noreturn call,
2490 allow old_size to be equal to args_size and make sure the
2491 noreturn call gets REG_ARGS_SIZE note.
2492 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2493 on noreturn calls even when the delta is 0.
2495 2012-01-11 Nathan Sidwell <nathan@acm.org>
2497 * gcov.c (STRING_SIZE): Remove.
2498 (generate_results): Erase annotations for source files with no
2499 coverage information.
2501 (output_lines): Use it.
2503 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2505 * gimple.h (gimplify_body): Remove first argument.
2506 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2507 pointer set here, instead just pass DATA to walk_tree.
2508 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2509 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2510 (unvisit_body): Likewise, but with unmark_visited.
2511 (gimplify_body): Remove BODY_P argument and adjust.
2512 (gimplify_function_tree): Adjust call to gimplify_body.
2513 * omp-low.c (finalize_task_copyfn): Likewise.
2515 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2517 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2518 (build_function_type_skip_args): Delete.
2519 * tree.c (build_function_type_skip_args): Make static and add
2520 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2521 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2522 pass it to build_function_type_skip_args.
2523 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2524 (tree_function_versioning): Likewise.
2525 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2526 build_function_decl_skip_args.
2527 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2528 and pass it to build_function_decl_skip_args/tree_function_versioning.
2529 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2530 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2531 * trans-mem.c (ipa_tm_create_version): Likewise.
2532 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2533 * tree-inline.c (declare_return_variable): Remove always-true test.
2534 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2535 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2536 * ipa-split.c (split_function): Skip the return value for the split
2537 part if it doesn't return.
2539 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2541 PR tree-optimization/49642
2542 * ipa-split.c (forbidden_dominators): New variable.
2543 (check_forbidden_calls): New function.
2544 (dominated_by_forbidden): Likewise.
2545 (consider_split): Check for forbidden dominators.
2546 (execute_split_functions): Initialize and free forbidden
2547 dominators info; call check_forbidden_calls.
2549 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2551 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2553 2012-01-11 Nick Clifton <nickc@redhat.com>
2555 * config/rx/rx.md (return): Define pattern.
2557 2012-01-11 Richard Guenther <rguenther@suse.de>
2559 * doc/extend.texi (malloc attribute): Adjust according to
2562 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2563 Patrick Marlier <patrick.marlier@gmail.com>
2566 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2567 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2568 (ipa_tm_note_irrevocable): Same.
2569 (ipa_tm_scan_irr_block): Same.
2570 (ipa_tm_decrement_clone_counts): Same.
2571 (ipa_tm_scan_irr_function): Same.
2572 (ipa_tm_create_version_alias): Same.
2573 (ipa_tm_create_version): Same.
2574 (ipa_tm_transform_calls_redirect): Same.
2575 (ipa_tm_transform_calls): Same.
2576 (ipa_tm_transform_transaction): Same.
2577 (ipa_tm_execute): Same.
2579 2012-01-10 Richard Guenther <rguenther@suse.de>
2582 * opts.c (common_handle_option): Handle -Werror.
2584 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2586 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2589 2012-01-10 Jason Merrill <jason@redhat.com>
2591 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2594 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2596 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2597 supports R_386_TLS_GD_PLT reloc.
2598 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2599 supports R_386_TLS_LDM_PLT reloc.
2600 * configure: Regenerate.
2601 * config.in: Regenerate.
2603 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2606 Extend __pgmx semantics to linearize memory.
2607 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2608 determine if code comes inline or from libgcc.
2609 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2610 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2611 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2612 (movmemx_qi, movmemx_hi): New insns.
2613 (xload_<mode>_libgcc): Rewrite to new insn condition.
2614 (xload_<mode>): Remove insns.
2615 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2616 cases that don't satisfy avr_xload_libgcc_p().
2617 (avr_addr_space_convert): Allow converting in any direction.
2618 (avr_addr_space_subset_p): Return always true.
2619 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2620 (avr_emit_movmemhi): Ditto.
2621 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2622 (avr_out_movmem): Ditto.
2623 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2624 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2625 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2626 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2627 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2629 2012-01-10 Richard Guenther <rguenther@suse.de>
2631 PR tree-optimization/50913
2632 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2633 Require data-refs to be representable by Graphite with respect
2636 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2638 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2639 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2641 2012-01-10 Tom de Vries <tom@codesourcery.com>
2643 PR rtl-optimization/51271
2644 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2645 handling annulled branch.
2647 2012-01-10 Richard Henderson <rth@redhat.com>
2649 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2650 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2651 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2652 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2653 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2654 arm_expand_vec_perm_const): New.
2655 * config/arm/arm-protos.h: Update.
2656 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2657 (*neon_vswp<VDQX>): New.
2658 (neon_vcombine<VDX>): Use neon_split_vcombine.
2659 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2660 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2661 (vec_perm<VE>): New.
2663 2012-01-10 Richard Henderson <rth@redhat.com>
2665 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2666 use it if reload_completed.
2667 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2668 arm_output_asm_insn, arm_process_output_memory_barrier,
2669 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2670 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2671 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2672 arm_process_output_sync_insn, arm_output_sync_insn,
2673 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2674 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2675 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2676 (emit_unlikely_jump): New.
2677 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2678 (arm_split_atomic_op): New.
2679 * config/arm/arm-protos.h: Update.
2680 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2681 (struct arm_sync_generator): Remove.
2682 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2683 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2684 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2685 (VUNSPEC_LL, VUNSPEC_SC): New.
2686 (sync_result, sync_memory, sync_required_value, sync_new_value,
2687 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2688 (attr length): Don't use arm_sync_loop_insns.
2689 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2690 (movsfcc, movdfcc): Likewise.
2691 * config/arm/constraints.md (Ua): New.
2692 * config/arm/prediates.md (mem_noofs_operand): New.
2693 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2694 (sync_clobber, sync_t2_reqd): Remove.
2695 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2696 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2697 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2698 (arm_sync_compare_and_swap<SIDI>): Remove.
2699 (arm_sync_compare_and_swap<NARROW>): Remove.
2700 (arm_sync_lock_test_and_set<SIDI>): Remove.
2701 (arm_sync_lock_test_and_set<NARROW>): Remove.
2702 (arm_sync_new_<syncop><SIDI>): Remove.
2703 (arm_sync_new_<syncop><NARROW>): Remove.
2704 (arm_sync_new_nand<SIDI>): Remove.
2705 (arm_sync_new_nand<NARROW>): Remove.
2706 (arm_sync_old_<syncop><SIDI>): Remove.
2707 (arm_sync_old_<syncop><NARROW>): Remove.
2708 (arm_sync_old_nand<SIDI>): Remove.
2709 (arm_sync_old_nand<NARROW>): Remove.
2710 (*memory_barrier): Merge arm_output_memory_barrier.
2711 (atomic_compare_and_swap<QHSD>): New.
2712 (atomic_compare_and_swap<NARROW>_1): New.
2713 (atomic_compare_and_swap<SIDI>_1): New.
2714 (atomic_exchange<QHSD>): New.
2715 (cas_cmp_operand, cas_cmp_str): New.
2716 (atomic_op_operand, atomic_op_str): New.
2717 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2718 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2719 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2720 (arm_load_exclusive<NARROW>): New.
2721 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2722 (arm_store_exclusive<QHSD>): New.
2724 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2726 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2727 reload patterns if -mvsx-scalar-memory.
2729 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2730 generated, even -mno-vsx-scalar-double was used.
2731 (vsx_xscvdpsp_scalar): Likewise.
2732 (vsx_xscvspdp_scalar2): Likewise.
2734 2012-01-09 Tom de Vries <tom@codesourcery.com>
2735 Andrew Pinski <apinski@cavium.com>
2738 * reorg.c (fill_slots_from_thread): Don't speculate
2739 frame-related insns.
2741 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2743 * sched-int.h (bb_note): Move to...
2744 * basic-block.h: ...here.
2745 * haifa-sched.c (bb_note): Move to...
2746 * cfgrtl.c: ...here.
2747 * function.c (next_block_for_reg): New function.
2748 (move_insn_for_shrink_wrap): Likewise.
2749 (prepare_shrink_wrap): Rewrite to use the above.
2751 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2753 * gimple.c (is_gimple_non_addressable): Remove.
2754 * gimple.h: Remove is_gimple_non_addressable.
2755 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2756 is_gimple_non_addressable.
2757 * trans-mem.c (expand_assign_tm): Same.
2759 2012-01-09 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/51775
2762 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2763 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2765 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2767 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2769 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2771 2012-01-09 Richard Guenther <rguenther@suse.de>
2773 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2775 2012-01-08 Jan Hubicka <jh@suse.cz>
2777 PR tree-optimize/51680
2778 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2779 on when known_vals needs to be computed; cleanup.
2781 2012-01-08 Jan Hubicka <jh@suse.cz>
2783 PR tree-optimize/51694
2784 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2786 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2788 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2789 for -std=c++98 and -std=c++11 too.
2791 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2793 * cfgloop.c (cancel_loop): Add free() of bbs array.
2795 2012-01-07 Jan Hubicka <jh@suse.cz>
2797 PR tree-optimization/51600
2798 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2799 that benefits small functions.
2801 2012-01-07 Jan Hubicka <jh@suse.cz>
2803 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2805 2012-01-07 Jan Hubicka <jh@suse.cz>
2807 PR tree-optimization/51680
2808 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2809 whose inlining reduce unit size.
2811 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2814 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2815 Add canonical node to containing_mem chain after the non-canonical
2816 one, even if there weren't any locs to propagate.
2817 (remove_useless_values): Keep only canonical values.
2818 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2819 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2820 canonicalize mem_chain elements that are not discarded.
2822 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2825 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2826 before emitting functions.
2828 PR gcov-profile/50127
2829 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2830 clear_aux_for_blocks.
2832 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2835 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2837 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2839 * c-decl.c (ext_block): Moved up.
2840 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2842 2012-01-06 Han Shen <shenhan@google.com>
2844 Translate built-in include paths for sysroot.
2845 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2846 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2848 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2849 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2851 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2852 control whether sysroot should be prepended to gxx include dir.
2854 * configure: Regenerate.
2856 2012-01-06 Torvald Riegel <triegel@redhat.com>
2858 PR rtl-optimization/51771
2859 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2860 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2862 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2864 PR tree-optimization/51315
2865 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2866 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2868 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2871 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2872 for shrp pattern. Correctly handle and fixup shift variable.
2873 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2875 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2878 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2879 note when !ACCUMULATE_OUTGOING_ARGS.
2881 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2883 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2885 (extract_range_from_unary_expr_1): Avoid useless computations.
2887 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2889 PR rtl-optimization/51767
2890 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2891 of jump_block and add an extra edge for degenerated asm gotos.
2894 * stmt.c (check_unique_operand_names): Don't ICE during error
2895 reporting if i is from labels chain.
2898 * profile.c (branch_prob): Split bbs that have exit edge
2899 and need a fake entry edge too.
2901 2012-01-05 Jan Hubicka <jh@suse.cz>
2904 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2907 2012-01-05 Richard Guenther <rguenther@suse.de>
2910 * tree-streamer-out.c (write_ts_optimization): New function.
2911 (streamer_write_tree_body): Call it.
2912 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2913 (streamer_read_tree_body): Call it.
2914 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2916 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2919 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2920 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2921 in_cleanup_point_expr before gimplify_stmt call and restore it
2923 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2924 in_cleanup_point_expr is false.
2926 2012-01-05 Richard Guenther <rguenther@suse.de>
2929 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2931 * toplev.c (process_options): Reject combining mudflap and LTO.
2932 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2934 2012-01-05 Richard Guenther <rguenther@suse.de>
2936 PR tree-optimization/51760
2937 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2939 (bit_value_unop): Handle UNDEFINED operands.
2940 (bit_value_binop): Likewise.
2942 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2944 * config/avr/avr.c (avr_replace_prefix): Remove.
2945 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2946 (avr_asm_function_rodata_section): Ditto.
2947 (avr_asm_select_section): Ditto.
2949 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2951 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2954 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2957 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2958 calls that have any non-fake successor edges.
2961 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2963 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2965 PR tree-optimization/51624
2966 * tree-sra.c (build_ref_for_model): When replicating a chain of
2967 COMPONENT_REFs, stop as soon as the offset would become negative.
2969 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2972 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2973 in .debug_loc on the floor.
2975 2012-01-04 Andrew Pinski <apinski@cavium.com>
2977 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2979 2012-01-04 Andrew Pinski <apinski@cavium.com>
2980 Adam Nemet <anemet@caviumnetworks.com>
2982 * config/mips/mips.md (size): Add SI and DI.
2983 (SIZE): New mode attribute.
2984 (U): New code attribute.
2985 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
2986 (mips_lbux_<mode>): Delete.
2987 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
2988 (mips_lhx): Use gen_mips_lhx_extsi.
2989 (mips_lhx_<mode>): Delete.
2991 (mips_l<size>x): New expand.
2992 (mips_lwx_<mode>): Delete.
2993 (mips_l<GPR:size>x_<P:mode>): New pattern.
2994 (*mips_lw<u>x_<P:mode>_ext): Likewise.
2995 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
2996 * config/mips/mips.c (mips_lx_address_p): New function.
2997 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
2998 (dsp64): New availability predicate.
2999 (mips_builtins): Add an entry for __builtin_mips_ldx.
3000 * config/mips/mips.h (ISA_HAS_LBX): New define.
3001 (ISA_HAS_LBUX): Likewise.
3002 (ISA_HAS_LHX): Likewise.
3003 (ISA_HAS_LHUX): Likewise.
3004 (ISA_HAS_LWX): Likewise.
3005 (ISA_HAS_LWUX): Likewise.
3006 (ISA_HAS_LDX): Likewise.
3007 * doc/extend.texi (__builtin_mips_ldx): Document.
3009 2012-01-04 Tristan Gingold <gingold@adacore.com>
3011 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3012 when long pointers are used.
3013 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3014 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3015 (ia64-hp-*vms*): Remove.
3016 * config/vms/xm-vms64.h: Delete.
3018 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3021 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3023 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3025 * opts.c (finish_options): Remove duplicate sorry.
3027 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3030 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3033 2012-01-04 Richard Guenther <rguenther@suse.de>
3036 * tree.c (size_low_cst): New function.
3037 * tree.h (size_low_cst): Declare.
3038 * fold-const.c (fold_comparison): Use it to extract the low
3039 part of the POINTER_PLUS_EXPR offset.
3041 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3043 Fix clearing ZERO_REG
3044 * config/avr/avr.md (cc): Add alternative "ldi".
3045 (movqi_insn): Use it in cc attribute.
3046 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3047 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3048 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3050 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3052 * configure: Regenerate.
3054 2012-01-04 Richard Guenther <rguenther@suse.de>
3056 PR tree-optimization/49651
3057 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3058 (var_can_have_subvars): Use it.
3059 (get_constraint_for_1): Only consider subfields if there can be any.
3061 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3064 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3065 to its new canonical_cselib_val and the cselib_val was in
3066 first_containing_mem chain, but the canonical_cselib_val was not,
3067 add the latter into the chain.
3068 (cselib_invalidate_mem): Compare canonical_cselib_val of
3069 addr_list chain elt with v.
3072 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3073 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3075 (output_macinfo_op): Don't ggc_strdup fd->filename.
3076 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3077 then ggc_strdup it. Don't free inc->info or cur->info.
3078 (output_macinfo): Don't free ref->info or file->info.
3080 2012-01-03 Ira Rosen <irar@il.ibm.com>
3082 PR tree-optimization/51269
3083 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3084 first_niters a pointer.
3085 (slpeel_tree_peel_loop_to_edge): Likewise.
3086 (vect_do_peeling_for_loop_bound): Update call to
3087 slpeel_tree_peel_loop_to_edge.
3088 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3089 here. Remove it from the parameters list.
3090 (vect_do_peeling_for_alignment): Update calls and compute
3093 2012-01-03 Richard Guenther <rguenther@suse.de>
3095 PR tree-optimization/51070
3096 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3097 Properly handle calls.
3099 2012-01-03 Richard Guenther <rguenther@suse.de>
3101 PR tree-optimization/51692
3102 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3103 the LHS of allocation stmts.
3105 2012-01-03 Olivier Hainque <hainque@adacore.com>
3107 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3109 2012-01-03 Olivier Hainque <hainque@adacore.com>
3111 * collect2.c (main): In AIX specific computations for vector
3112 insertions, use CONST_CAST2 to cast from char ** to const char **.
3114 2012-01-03 Richard Guenther <rguenther@suse.de>
3117 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3118 the context of a limbo DIE when it does not already exist.
3120 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3122 PR tree-optimization/51719
3123 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3124 but direct call is, clear direct call's lhs and don't add fallthrough
3125 edge from dcall_bb to join_bb and PHIs.
3127 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3129 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3130 the instructions emitted by the pattern.
3131 ("*TDC_insn_<mode>"): Add comment.
3133 2012-01-03 Richard Guenther <rguenther@suse.de>
3136 * fold-const.c (fold_comparison): Properly canonicalize
3137 tree offset and HOST_WIDE_INT bit position.
3139 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3141 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3142 operands for extzv pattern.
3144 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3147 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3150 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3152 * doc/invoke.texi (-flto and related options): Copy-edit.
3154 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3156 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3158 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3160 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3163 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3165 * expr.h (move_by_pieces_ninsns): Declare.
3166 * expr.c (move_by_pieces_ninsns): Make external.
3167 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3168 (mips_store_by_pieces_p): Likewise.
3169 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3170 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3171 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3172 (mips_store_by_pieces_p): Likewise.
3174 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3176 * passes.c (register_one_dump_file): Free full_name.
3178 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3179 (calculate_elim_costs_all_insns): Free offsets_at and
3180 offsets_known_at at the end and clear the pointers.
3182 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3184 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3185 this option introduced in r180739.
3187 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3190 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3191 (tmake_file target=avr): Add avr/t-multilib.
3193 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3194 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3195 * config/avr/genmultilib.awk: New file.
3196 * config/avr/t-multilib: New auto-generated file.
3197 * config/avr/multilib.h: New auto-generated file.
3198 * config/avr/t-avr (AVR_MCUS): New variable.
3199 (genopt.sh): Use it.
3200 (s-mlib): Depend on t-multilib.
3201 (t-multilib, multilib.h): New dependencies.
3202 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3203 (MULTILIB_OPTIONS): Remove.
3204 (MULTILIB_MATCHES): Remove.
3205 (MULTILIB_DIRNAMES): Remove.
3206 (MULTILIB_EXCEPTIONS): Remove:
3207 * config/avr/genopt.sh: Don't use hard coded file name;
3208 pass AVR_MCUS from t-avr instead.
3210 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3212 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3214 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3216 Implement light-weight DImode support.
3217 * config/avr/avr-dimode.md: New file.
3218 * config/avr/avr.md: Include it.
3219 (adjust_len): Add plus64, compare64.
3220 (HIDI): Remove code iterator.
3221 (code_stdname): New code attribute.
3222 (rotx, rotsmode): Remove DI.
3223 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3225 * config/avr/avr-protos.h (avr_have_dimode): New.
3226 (avr_out_plus64, avr_out_compare64): New.
3227 * config/avr/avr.c (avr_out_compare): Handle DImode.
3228 (avr_have_dimode): New variable definition and initialization.
3229 (avr_out_compare64, avr_out_plus64): New functions.
3230 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3231 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3232 (avr_compare_pattern): Skip DImode comparisons.
3234 2012-01-02 Revital Eres <revital.eres@linaro.org>
3236 * ddg.c (def_has_ccmode_p): New function.
3237 (add_cross_iteration_register_deps,
3238 create_ddg_dep_from_intra_loop_link): Call it.
3240 2012-01-02 Richard Guenther <rguenther@suse.de>
3243 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3245 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3247 * gcc.c (process_command): Update copyright notice dates.
3248 * gcov.c (print_version): Likewise.
3249 * gcov-dump.c (print_version): Likewise.
3250 * mips-tfile.c (main): Likewise.
3251 * mips-tdump.c (main): Likewise.
3253 2012-01-01 Ira Rosen <irar@il.ibm.com>
3255 PR tree-optimization/51704
3256 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3257 a use is inside the basic block or loop before accessing its vect info.
3259 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3261 PR rtl-optimization/51069
3262 * cfgloopmanip.c (remove_path): Removing path making irreducible
3263 region unconditional makes BB part of the region.
3265 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3267 PR tree-optimization/51683
3268 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3269 calls with side-effects.
3270 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3272 Copyright (C) 2012 Free Software Foundation, Inc.
3274 Copying and distribution of this file, with or without modification,
3275 are permitted in any medium without royalty provided the copyright
3276 notice and this notice are preserved.