1 2012-03-01 Richard Guenther <rguenther@suse.de>
4 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5 conversions from integral types to pointer types.
7 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
9 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
10 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
11 unintentionally removed in r184616.
13 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
15 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
18 2012-02-29 Jakub Jelinek <jakub@redhat.com>
19 Uros Bizjak <ubizjak@gmail.com>
22 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
23 alternatives, add "e" constraint to the new last alternative
24 and ! to last 3 alternatives.
26 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
28 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
29 DW_AT_artificial attributes at the end of the processing.
30 (gen_array_type_die): Likewise.
31 (gen_enumeration_type_die): Likewise.
32 (gen_struct_or_union_type_die): Likewise.
33 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
36 2012-02-29 Jakub Jelinek <jakub@redhat.com>
39 * expr.c (expand_assignment): If doing misaligned store that doesn't
40 cover all mode bits, perform a RMW cycle.
42 PR tree-optimization/52429
43 * tree-parloops.c (separate_decls_in_region_debug): Return early
46 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
48 PR tree-optimization/52424
49 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
50 calling dom_thread_across_edge.
52 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
54 * config/avr/avr.c: Move definition of TARGET macros to end of file.
56 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
58 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
59 * config/avr/avr.c (avr_output_bld): Remove unused function.
60 (avr_out_sbxx_branch): Use "%T" to print bit position.
62 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
64 * config/avr/avr.md: Untabify.
66 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
68 * config/avr/avr.md (eqne): New code iterator.
69 (*dec-and-branchsi): Use it in text peephole's condition.
70 (*dec-and-branchhi): Ditto.
71 (*dec-and-branchqi): Ditto.
73 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
76 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
77 the device does not have the skip-bug.
79 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
81 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
82 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
83 -mpretend-cmove): New.
85 2012-02-29 Jakub Jelinek <jakub@redhat.com>
88 * df.h (struct df_d): Adjust comment that hard_regs_live_count
89 doesn't count DEBUG_INSN refs.
90 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
93 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
97 2012-02-20 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/52298
99 * tree-vect-stmts.c (vectorizable_load): Properly use
100 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
103 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
106 * gimple.h (gimple_in_transaction): New.
107 (gimple_set_in_transaction): New.
108 (struct gimple_statement_base): Add in_transaction field.
109 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
111 (tree_ssa_lim_initialize): Compute transaction bits.
112 * tree.h (compute_transaction_bits): Protoize.
113 * trans-mem.c (tm_region_init): Use the heap to store BB
115 (compute_transaction_bits): New.
117 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
119 * gcc.c (display_help): Document --help=common and sort entries
122 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
124 * doc/install.texi: Document check-$LANG specific shortcuts
126 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
129 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
131 * config/arm/arm_neon.h: Regenerate.
132 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
133 (neon_vcgeu): New insn.
134 (neon_vcgtu): Likewise.
135 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
136 (ops): Unsigned comparison intrinsics call a different
139 2012-02-28 Richard Guenther <rguenther@suse.de>
142 * config/i386/i386.c (ix86_expand_vector_set): Fix element
143 ordering for the VEC_CONCAT for two element vectors for
144 V2SFmode, V2SImode and V2DImode.
146 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
149 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
150 detecting big-endian triplets.
152 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
154 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
155 mode if there is no type information available.
157 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
159 PR tree-optimization/53207
160 * doc/invoke.texi: Document as experimental and relying on graphite.
162 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
164 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
165 of initializer to changes from r184614.
167 2012-02-28 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/52395
170 * tree-sra.c (build_ref_for_offset): Also look at the base
171 TYPE_ALIGN when figuring out the alignment of the replacement.
173 2012-02-28 Richard Guenther <rguenther@suse.de>
175 PR tree-optimization/52402
176 * ipa-prop.c (ipa_modify_call_arguments): Properly use
177 mis-aligned types when creating the accesses at the call site.
179 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
181 * config/avr/builtins.def: New file.
182 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
183 * config/avr/avr.c (enum avr_builtin_id): Use it.
184 (avr_init_builtins): Use it. And use avr_bdesc.
185 (bdesc_1arg): Remove.
186 (bdesc_2arg): Remove.
187 (bdesc_3arg): Remove.
188 (struct avr_builtin_description): Add field n_args.
189 (avr_bdesc): New static variable using builtins.def.
190 (avr_expand_builtin): Use it.
191 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
192 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
193 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
195 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
198 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
199 match only one single hard register with respective hard reg rtx.
200 (movmemx_<mode>): Ditto.
201 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
202 insn anatomy of movmem[x]_<mode>.
203 (avr_out_movmem): Same for printing assembler and operand usage.
205 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
209 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
210 address spaces located outside of device flash.
212 * config/avr/avr.h (base_arch_s): Remove field n_segments.
213 (mcu_type_s): Add field n_flash.
214 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
215 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
216 (AVR_MCU): Add N_FLASH argument.
217 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
218 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
219 macro __FLASH<n> if that address space makes sense for the device.
220 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
221 outside of target flash.
222 (avr_asm_named_section): Ditto.
223 (avr_asm_select_section): Ditto.
224 (avr_addr_space_convert): Ditto.
225 (avr_emit_movmemhi): Ditto.
226 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
227 address space is outside of device flash.
228 (avr_insert_attributes): Ditto.
229 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
230 avr_current_arch->n_segments.
232 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
235 * config/i386/i386.md (*movabs<mode>_1): Enable only for
237 (*movabs<mode>_2): Likewise.
239 2012-02-27 Jakub Jelinek <jakub@redhat.com>
242 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
243 s_register_operand in the test instead of REG_P. Don't call
244 gen_reg_rtx if it won't be used.
246 PR tree-optimization/52376
247 * ipa-split.c (split_function): Ignore CLOBBER stmts.
249 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
251 * ifcvt.c (noce_get_condition): Check condition variable is not
252 small_register_classes_for_mode_p before accepting.
254 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
258 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
261 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
262 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
264 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
266 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
268 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
270 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
272 * config/sh/predicates.md: Remove blank lines.
273 * config/sh/sh.c: Fix typos in comments.
274 * config/sh/constraints.md: Likewise.
275 * config/sh/sh.md: Remove blank lines.
276 Fix typos in comments. Use ;; as comment characters.
278 2012-02-26 Walter Lee <walt@tilera.com>
280 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
281 (replace_mov_pcrel_step2): Ditto.
283 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
286 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
287 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
288 and locs that reference values newer than the non-canonical value
289 at hand. Return the canonical value as a worst case.
290 (memrefs_conflict_p): Walk canonical value's locs.
293 * cselib.c (preserve_only_constants): Rename to...
294 (preserve_constants_and_equivs): ... this. Split out...
295 (invariant_or_equiv_p): ... this. Preserve plus expressions
296 of other preserved expressions too.
297 (cselib_reset_table): Adjust.
298 * var-tracking.c (reverse_op): Use canonical value to build
301 2012-02-23 Kai Tietz <ktietz@redhat.com>
303 * config/i386/i386.c (ix86_delegitimize_address): Handle
304 UNSPEC_PCREL plus displacement.
306 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
309 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
310 to test for unusedness in st X addressing.
312 2012-02-24 Richard Guenther <rguenther@suse.de>
315 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
316 (is_gimple_reg_type): Move inline ...
317 * gimple.h (is_gimple_reg_type): ... here.
319 2012-02-24 Richard Guenther <rguenther@suse.de>
322 * passes.c (execute_function_todo): When verifying SSA form
323 verify gimple form first.
324 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
326 2012-02-24 Richard Guenther <rguenther@suse.de>
329 * fold-const.c (fold_addr_of_array_ref_difference): New function.
330 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
332 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
334 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
336 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
338 * tree-phinodes.c (make_phi_node): Mark static.
339 * tree-flow.h (make_phi_node): Remove extern decl.
340 * doc/gimple.texi (make_phi_node): Remove documentation.
342 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
344 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
345 * tree-ssa-sccvn.c (print_scc): Ditto.
347 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
349 * doc/passes.texi (Full redundancy elimination): Fix typo.
351 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
353 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
355 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
358 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
360 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
363 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
365 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
367 * config/avr/avr.md (code_stdname): Add ior, xor.
368 (xior): New code iterator.
369 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
370 (*<code_stdname><mode>qi.byte1-3): Ditto.
372 2012-02-23 Jakub Jelinek <jakub@redhat.com>
374 PR tree-optimization/52019
375 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
378 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
380 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
381 HAVE_INITFINI_ARRAY to work around namespace pollution in
382 certain versions of newlib system headers.
383 * config.in: Regenerate.
384 * configure: Regenerate.
385 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
386 instead of HAVE_INITFINI_ARRAY.
388 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
392 is not offsettable memory reference.
394 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
397 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
398 setting avr_need_clear_bss_p for __gnu_lto* symbols.
400 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
402 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
403 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
405 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
407 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
408 library on Solaris 8 even without TLS support.
409 * configure: Regenerate.
411 2012-02-22 Richard Guenther <rguenther@suse.de>
414 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
415 for GIMPLE_DEBUG stmts.
417 2012-02-22 Martin Jambor <mjambor@suse.cz>
420 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
421 according to the base object.
423 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
425 PR rtl-optimization/50063
426 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
427 and 2 (8-bit SP) in operand 2.
428 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
429 setup to use movhi_sp_r instead of vanilla move to write SP.
430 Adjust REG_CFA notes to superseed unspec.
431 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
433 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
434 known to be off) only with TARGET_NO_INTERRUPTS. Never use
435 irq_state 1 (IRQ known to be on) here.
437 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
439 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
441 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
442 assign_hard_reg): Likewise.
444 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
446 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
448 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
451 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
452 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
454 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
456 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
457 prototype from here to...
458 * config/avr/avr.h: ...here.
460 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
463 * thumb2.md (thumb2_shiftsi3_short): Split register and
464 immediate shifts. For register shifts tie operands 0 and 1.
465 (peephole2 for above): Check that register-controlled shifts
466 have suitably tied operands.
468 2012-02-21 Quentin Neill <quentin.neill@amd.com>
471 * config/i386/bdver1.md (bdver1_call, bdver1_push,
472 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
473 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
474 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
475 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
476 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
477 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
478 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
479 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
480 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
481 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
482 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
483 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
484 bdver1_ssevector_avx256_unaligned_load,
485 bdver1_ssevector_sse128_unaligned_load,
486 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
487 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
488 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
489 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
490 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
491 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
492 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
493 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
494 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
495 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
496 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
497 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
498 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
499 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
500 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
501 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
502 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
503 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
504 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
505 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
506 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
507 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
508 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
509 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
510 bdver1_ssediv_double_load, bdver1_ssediv_double,
511 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
512 Add "bdver2" attribute.
514 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
516 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
517 default if possible and not specified otherwise.
519 2012-02-21 Richard Guenther <rguenther@suse.de>
522 * gimplify.c (create_tmp_from_val): Use the main variant type
523 for the type of the temporary we create.
525 2012-02-21 Richard Guenther <rguenther@suse.de>
527 PR tree-optimization/52324
528 * gimplify.c (gimplify_expr): When re-gimplifying expressions
529 do not gimplify a MEM_REF address operand if it is already
532 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
534 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
535 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
537 2012-02-21 Richard Guenther <rguenther@suse.de>
539 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
542 2012-02-21 Jakub Jelinek <jakub@redhat.com>
544 PR tree-optimization/52318
545 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
546 vdef also to non-pure/const call stmts in the sequence.
548 2012-02-20 David S. Miller <davem@davemloft.net>
550 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
551 don't use the "rd %pc" instruction on v9 for PIC register loads.
553 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
556 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
557 in a transaction safe function.
559 2012-02-20 Kai Tietz <ktietz@redhat.com>
562 * stor-layout.c (place_field): Handle desired_align for
565 2012-02-20 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/52298
568 * tree-vect-stmts.c (vectorizable_store): Properly use
569 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
571 (vectorizable_load): Likewise.
572 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
573 Access DR_STEP after ensuring it is not NULL.
575 2012-02-20 Jakub Jelinek <jakub@redhat.com>
577 PR tree-optimization/52286
578 * fold-const.c (fold_binary_loc): For (X & C1) | C2
579 optimization use double_int_to_tree instead of build_int_cst_wide,
580 rewrite to use double_int vars.
582 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
585 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
587 Remove -e 0 from $gcc_cv_ld invocation.
588 Only use __GLIBC_PREREQ if defined.
589 Enable on Solaris since Solaris 8 patch.
590 (gcc_SUN_LD_VERSION): New macro.
591 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
592 gcc_SUN_LD_VERSION for version number format.
593 * configure: Regenerate.
594 * varasm.c (get_elf_initfini_array_priority_section): Set
595 SECTION_NOTYPE for non-default priority.
596 Use get_section instead of get_unnamed_section to emit
597 .init_array/.fini_array with default priority.
599 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
601 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
602 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
603 (mips_start_unique_function, mips_output_mips16_rdhwr)
604 (mips_code_end): New functions.
605 (TARGET_ASM_CODE_END): Define.
607 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
609 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
610 to stubs with non-sibling calls.
612 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
614 * doc/invoke.texi (-fira-* options): Copy-edit.
615 (ira-* parameters): Copy-edit.
617 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
619 * doc/invoke.texi: Minor copy-edits to bring into conformance with
620 GCC coding conventions.
622 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
624 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
625 when used as adjectives.
627 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
629 * doc/invoke.texi: Clean up "that"/"which" confusion.
631 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
633 * system.h: Poison SMALL_REGISTER_CLASSES
634 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
635 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
637 2012-02-16 Jakub Jelinek <jakub@redhat.com>
639 PR tree-optimization/52285
640 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
641 when deciding if a call is a tail call or tail recursion.
643 2012-02-16 Kai Tietz <ktietz@redhat.com>
645 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
646 interger-constant displacement for UNSPEC_PCREL.
648 2012-02-16 Jakub Jelinek <jakub@redhat.com>
650 PR rtl-optimization/52208
651 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
652 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
654 PR tree-optimization/52255
655 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
656 loop->header has virtual PHI, but exit_e->dest doesn't, add
657 virtual PHI to exit_e->dest and adjust all uses after the loop.
660 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
661 children with clone_tree_hash, not after it.
663 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
665 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
666 extended identifiers.
668 2012-02-16 Jakub Jelinek <jakub@redhat.com>
671 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
672 a same_body_alias, also test whether e->callee isn't a former
673 or current clone of the decl this is a same body alias of.
676 * cgraphunit.c (verify_cgraph_node): Fix a typo.
678 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
680 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
682 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
685 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
686 force_reg instead of copy_to_reg for better optimization. Force
687 non-register or memory operands into a register.
689 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
691 * extend.texi: Reserve upper bits of memory model for future use.
693 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
694 Anatoly Sokolov <aesok@post.ru>
695 Eric Weddington <eric.weddington@atmel.com>
698 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
699 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
700 Rewrite initializers for .macro.
701 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
702 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
703 atxmega32d4, atxmega32x1.
704 avrxmega4: atxmega64a3, atxmega64d3.
705 avrxmega5: atxmega64a1, atxmega64a1u.
706 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
707 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
708 avrxmega7: atxmega128a1, atxmega128a1u.
709 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
710 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
711 (struct base_arch_s): Rename reserved to xmega_p.
712 Rename reserved2 to have_rampd.
713 (AVR_XMEGA): New define.
714 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
715 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
716 * config/avr/predicates.md (io_address_operand): Take into
718 (low_io_address_operand): Ditto.
719 (high_io_address_operand): Ditto.
720 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
721 (enabled, movhi_sp_r): Use them.
722 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
723 cpp_define_formatted to built-in define __AVR_ARCH__.
724 (__AVR_XMEGA__): New built-in define.
725 (__AVR_HAVE_RAMPD__): New built-in define.
726 (__AVR_HAVE_RAMPX__): New built-in define.
727 (__AVR_HAVE_RAMPY__): New built-in define.
728 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
730 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
731 (avr_option_override): Initialize them.
732 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
733 (avr_init_expanders): Initialize them. No more block several calls.
734 (emit_push_sfr): New static function.
735 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
737 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
738 (avr_print_operand): Print addreeses as symbols for
739 RAMPX, RAMPY, RAMPD, CCP.
740 (output_movhi): Handle AVR_XMEGA when writing to SP.
741 (avr_out_movhi_mr_r_xmega): New static function.
742 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
743 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
744 __RAMPD__, __CCP__ as needed.
746 * config/avr/multilib.h: Regenerate.
747 * config/avr/t-multilib: Regenerate.
748 * config/avr/avr-tables.opt: Regenerate.
750 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
752 PR tree-optimization/50561
753 * graphite-flattening.c (lst_project_loop): Do not
754 remove old scattering dimensions after flattening.
755 (lst_do_flatten): Likewise.
757 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
759 * doc/extend.texi (AVR Built-in Functions): Remove doc for
760 __builtin_avr_map8, __builtin_avr_map16.
761 Document __builtin_avr_insert_bits.
763 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
764 (insert_bits): New insn.
765 (adjust_len.map_bits): Rename to insert_bits.
766 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
767 * avr-protos.h (avr_out_map_bits): Remove.
768 (avr_out_insert_bits, avr_has_nibble_0xf): New.
769 * config/avr/constraints.md (Cxf,C0f): New.
770 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
771 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
772 New built-in define __BUILTIN_AVR_INSERT_BITS.
773 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
774 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
775 (avr_move_bits): Rewrite.
776 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
778 (avr_map_op_t): New typedef.
779 (avr_map_op): New static variable.
780 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
781 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
782 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
783 (bdesc_3arg, avr_expand_triop_builtin): New.
784 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
785 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
786 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
787 (avr_map_equal_p, avr_map_sig_p): Remove.
788 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
789 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
790 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
791 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
792 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
793 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
795 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
797 * config/c6x/c6x.md (reserve_cycles): New attribute.
798 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
799 don't reserve functional units after the branch occurs.
801 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
804 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
805 functions into non-tm_pure functions.
807 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
810 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
811 (iterative_hash_canonical_type): Likewise.
812 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
815 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
817 * haifa-sched.c (prune_ready_list): Ensure that if there is a
818 sched-group insn, it either remains alone or the entire list is pruned.
820 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
822 * doc/install.texi (Prerequisites): Fix grammar.
823 (Configuration): Likewise.
825 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
827 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
828 MPC as part of GCC before describing configuring with --with-gmp etc.
829 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
832 2012-02-14 Jakub Jelinek <jakub@redhat.com>
835 * dwarf2out.c (clone_tree_hash): New function.
836 (copy_decls_walk): Use it instead of clone_tree.
838 2012-02-14 Richard Guenther <rguenther@suse.de>
840 PR tree-optimization/52244
841 PR tree-optimization/51528
842 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
843 replacements for integral types.
845 2012-02-14 Walter Lee <walt@tilera.com>
847 * config.gcc: Handle tilegx and tilepro.
848 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
850 Add HAVE_AS_TLS check for tilegx and tilepro.
851 * configure: Regenerate.
852 * doc/contrib.texi: Add Mat Hostetter and self.
853 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
854 Document instruction intrinsics and network accessing intrinsics.
855 (TILEPro Built-in Functions): New node. Document instruction
856 intrinsics and network accessing intrinsics.
857 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
858 (Specific, tilepro-*-linux*): Likewise.
859 * doc/invoke.texi (TILE-Gx Options): New section.
860 (TILEPro Options): New section.
861 * doc/md.texi (TILE-Gx): New section.
862 (TILEPro): New section.
863 * common/config/tilegx/tilegx-common.c: New file.
864 * common/config/tilepro/tilepro-common.c: New file.
865 * config/tilegx/constraints.md: New file.
866 * config/tilegx/linux.h: New file.
867 * config/tilegx/mul-tables.c: New file.
868 * config/tilegx/predicates.md: New file.
869 * config/tilegx/sync.md: New file.
870 * config/tilegx/t-tilegx: New file.
871 * config/tilegx/tilegx-builtins.h: New file.
872 * config/tilegx/tilegx-c.c: New file.
873 * config/tilegx/tilegx-generic.md: New file.
874 * config/tilegx/tilegx-modes.def: New file.
875 * config/tilegx/tilegx-multiply.h: New file.
876 * config/tilegx/tilegx-protos.h: New file.
877 * config/tilegx/tilegx.c: New file.
878 * config/tilegx/tilegx.h: New file.
879 * config/tilegx/tilegx.md: New file.
880 * config/tilegx/tilegx.opt: New file.
881 * config/tilepro/constraints.md: New file.
882 * config/tilepro/gen-mul-tables.cc: New file.
883 * config/tilepro/linux.h: New file.
884 * config/tilepro/mul-tables.c: New file.
885 * config/tilepro/predicates.md: New file.
886 * config/tilepro/t-tilepro: New file.
887 * config/tilepro/tilepro-builtins.h: New file.
888 * config/tilepro/tilepro-c.c: New file.
889 * config/tilepro/tilepro-generic.md: New file.
890 * config/tilepro/tilepro-modes.def: New file.
891 * config/tilepro/tilepro-multiply.h: New file.
892 * config/tilepro/tilepro-protos.h: New file.
893 * config/tilepro/tilepro.c: New file.
894 * config/tilepro/tilepro.h: New file.
895 * config/tilepro/tilepro.md: New file.
896 * config/tilepro/tilepro.opt: New file.
898 2012-02-14 Jakub Jelinek <jakub@redhat.com>
900 PR tree-optimization/52210
901 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
902 vect_model_simple_cost with two entry vect_def_type array instead
905 2012-02-14 Richard Guenther <rguenther@suse.de>
908 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
909 Do not stream DECL_QUALIFIER.
910 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
911 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
912 (find_decls_types_r): Do not walk DECL_QUALIFIER.
914 2012-02-14 Jakub Jelinek <jakub@redhat.com>
917 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
920 2012-02-13 Jakub Jelinek <jakub@redhat.com>
923 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
924 * cselib.c (cselib_subst_to_values_from_insn): New function.
925 * sched-deps.c (add_insn_mem_dependence,
926 sched_analyze_1, sched_analyze_2): Use it.
928 2012-02-13 Jan Hubicka <jh@suse.cz>
931 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
933 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
935 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
936 (GTM_SELF_SPECS): Define if not already defined.
937 (driver_self_specs): Add GTM_SELF_SPECS.
938 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
939 (GTM_SELF_SPECS): Define.
940 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
941 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
943 2012-02-13 Jakub Jelinek <jakub@redhat.com>
945 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
948 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
951 * omp-low.c (expand_omp_for): If a static schedule without chunk size
952 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
954 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
957 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
959 2012-02-13 Richard Guenther <rguenther@suse.de>
962 * passes.c (enable_disable_pass): Fix typo.
964 2012-02-13 Jakub Jelinek <jakub@redhat.com>
967 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
968 XOR for reduce_bit_field if type is unsigned.
970 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
972 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
973 disallow changes from SFmode to mode with different size in FP regs.
975 2012-02-12 Robert Millan <rmh@gnu.org>
976 Gerald Pfeifer <gerald@pfeifer.com>
978 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
981 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
983 PR rtl-optimization/52175
984 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
985 to frame-related instructions.
987 2012-02-10 Jason Merrill <jason@redhat.com>
990 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
991 (demangle_new_symbols): Fill it.
992 (scan_linker_output): Walk it.
993 (start_tweaking): Split out from scan_linker_output.
994 (maybe_tweak): Update sym->chosen.
995 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
997 2012-02-11 Jakub Jelinek <jakub@redhat.com>
1000 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
1002 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
1004 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
1005 having the same mode as previous compare.
1007 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1009 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1010 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1011 (nonlocal_goto_internal): Likewise.
1012 (nonlocal_goto): Emit a use and an indirect jump directly.
1014 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1017 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1018 __atomic_{is,always}_lock_free.
1020 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1024 negative constant address for x32.
1026 2012-02-10 Richard Henderson <rth@redhat.com>
1028 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1029 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1030 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1032 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1033 Ira Rosen <irar@il.ibm.com>
1035 PR tree-optimization/50031
1036 * targhooks.c (default_builtin_vectorization_cost): Handle
1038 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1039 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1040 all types of reduction and pattern statements.
1041 (vect_estimate_min_profitable_iters): Likewise.
1042 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1043 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1044 for explicit realigns.
1045 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1046 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1048 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1049 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1050 vec_perm for VSX and handle vec_promote_demote.
1052 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1055 * builtins.c (fold_builtin_atomic_always_lock_free,
1056 expand_builtin_atomic_always_lock_free,
1057 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1058 Return and/or test boolean_true_node/boolean_false_node instead of
1059 integer_one_node/integer_zero_node.
1061 2012-02-10 Jan Hubicka <jh@suse.cz>
1064 * predict.c (predict_paths_for_bb): Prevent looping.
1065 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1067 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1069 * config/arm/arm.c (output_move_double): In one case properly
1070 count number of instructions that will be emitted.
1072 2012-02-10 Richard Guenther <rguenther@suse.de>
1074 PR translation/52193
1075 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1077 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1080 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1082 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1085 * var-tracking.c (emit_note_insn_var_location): If
1086 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1087 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1088 non-NOTE_DURING_CALL_P insn.
1090 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1093 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1095 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1098 * gcc.c (switch_matches) Support switches with separated form,
1101 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1103 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1105 (RAMPZ_ADDR): Ditto.
1106 * config/avr/avr.c (avr_addr_t): New typedef.
1107 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1108 (avr_init_expanders): Initialize it.
1109 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1111 (expand_epilogue): Ditto.
1112 (avr_print_operand): Ditto.
1113 (avr_file_start): Ditto.
1114 (avr_emit_movmemhi): Ditto.
1116 2012-02-08 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/46886
1119 * tree-flow.h (do_while_loop_p): Declare.
1120 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1121 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1123 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1125 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1126 always succeed for integers larger than a native word.
1128 2012-02-08 Richard Guenther <rguenther@suse.de>
1130 PR rtl-optimization/52170
1131 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1132 properly handle integer vector modes.
1134 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1136 PR gcov-profile/52150
1137 * coverage.c: Include target.h.
1138 (build_var): Call targetm.strip_name_encoding on the assembler name.
1139 Change one _ into . or $ if the target allows it.
1140 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1142 PR rtl-optimization/52139
1143 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1144 is a BARRIER after emit_insn_after_noloc, move BB_END
1145 to the last non-BARRIER insn before it.
1147 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1150 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1151 (mips_gimplify_va_arg_expr): Call it instead of
1152 std_gimplify_va_arg_expr.
1154 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1156 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1157 message for -mno-pointers-to-nested-function.
1159 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1162 * expr.c (get_inner_reference): If there is an offset, add a negative
1163 bit position to it (if any).
1165 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1167 PR rtl-optimization/52060
1168 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1169 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1170 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1171 and/or i0src_copy2 when needed.
1173 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1175 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1176 or LTOPLUGINSONAME if have_c.
1178 * config/freebsd-spec.h: Add comment about what macros can be defined
1180 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1181 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1184 2012-02-07 Richard Guenther <rguenther@suse.de>
1186 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1187 newline in -alias dumps.
1189 2012-02-07 Kai Tietz <ktietz@redhat.com>
1190 Dave Korn <dave.korn.cygwin@gmail.com>
1193 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1194 Take care that typinfo gets dllexport-attribute.
1196 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1199 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1200 if modifier < EXPAND_SUM call force_operand on the result.
1202 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1204 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1205 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1207 (epiphany_function_type): Replace types for specific interrupts with
1208 EPIPHANY_FUNCTION_INTERRUPT.
1209 (EPIPHANY_INTERRUPT_P): Update.
1210 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1211 New static function.
1212 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1213 <disinterrupt>: Affects type identity.
1214 (epiphany_handle_interrupt_attribute): Handle variable number of
1216 (epiphany_compute_function_type): Update for new
1217 epiphany_function_type definition.
1218 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1219 handlers with a longcall forwarder.
1220 (epiphany_start_function): Handle multiple interrupt arguments and/or
1221 forwarder_section attribute.
1223 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1226 2012-02-07 Alan Modra <amodra@gmail.com>
1229 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1232 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1234 PR tree-optimization/50969
1235 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1236 use vec_perm rather than vector_stmt.
1237 (vect_model_load_cost): Likewise.
1238 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1239 vec_perm to be the same as other vector statements.
1240 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1241 cost of vec_perm for TARGET_VSX.
1243 2012-02-06 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/52115
1246 * tree-sra.c (access_has_replacements_p): New function.
1247 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1249 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1252 * trans-mem.c (expand_call_tm): Add an assertion.
1253 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1256 2012-02-06 Richard Guenther <rguenther@suse.de>
1258 PR tree-optimization/50955
1259 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1260 raise cost of expressions that replace an address with an
1261 expression based on a different pointer.
1263 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1266 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1267 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1269 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1272 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1273 -Weffc++ and specify guidelines come from second edition.
1275 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1277 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1278 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1279 (call_direct_split, call_value_split, call_value_internal_direct)
1280 (call_value_direct_split, call_value_multiple_split): Use jal and
1281 jal_macro attributes.
1283 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1285 * reload1.c (reload_regs_reach_end_p): Replace with...
1286 (reload_reg_rtx_reaches_end_p): ...this function.
1287 (new_spill_reg_store): Update commentary.
1288 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1289 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1290 before setting new_spill_reg_store.
1291 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1292 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1293 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1294 for non-spill reload registers.
1296 2012-02-05 Ira Rosen <irar@il.ibm.com>
1298 PR tree-optimization/52091
1299 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1300 (vect_is_simple_use_1): Likewise.
1301 * tree-vect-loop.c (vectorizable_reduction): Update calls
1302 to vect_is_simple_use_1 and vect_is_simple_use.
1303 (vectorizable_live_operation): Likewise.
1304 * tree-vect-patterns.c (widened_name_p,
1305 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1306 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1307 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1308 vectorizable_shift,vectorizable_operation, vectorizable_store,
1309 vectorizable_load): Likewise.
1310 (vect_is_simple_cond): Add an argument, pass it to
1311 vect_is_simple_use_1.
1312 (vectorizable_condition): Update calls to vect_is_simple_cond,
1314 (vect_is_simple_use): Add an argument, the statement in which
1315 OPERAND is used. Check that if OPERAND's def stmt is a double
1316 reduction phi node, the use is a phi node too.
1317 (vect_is_simple_use_1): Add an argument, pass it to
1319 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1320 to vect_is_simple_use.
1322 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1324 PR rtl-optimization/52095
1325 * modulo-sched.c (dump_insn_locator): New function.
1326 (loop_canon_p, sms_schedule): Use it.
1328 PR rtl-optimization/52113
1329 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1330 even for decomposable shift/zext insns.
1332 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1333 Zdenek Dvorak <ook@ucw.cz>
1335 PR rtl-optimization/52092
1336 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1337 on get_iv_value result.
1339 2012-02-02 Andrew Pinski <apinski@cavium.com>
1343 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1345 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1348 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1350 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1352 PR rtl-optimization/49800
1353 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1354 (sched_finish): Call regstat_free_n_sets_and_refs.
1356 2012-02-02 Jia Liu <proljc@gmail.com>
1358 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1361 2012-02-02 Jan Hubicka <jh@suse.cz>
1362 Tom de Vries <tom@codesourcery.com>
1365 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1366 * varpool.c (varpool_analyze_pending_decls): Likewise.
1368 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1369 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1371 * config.gcc: Add cr16-* support.
1373 * doc/extend.texi: Document cr16 extensions.
1374 * doc/install.texi: Document cr16 install.
1375 * doc/invoke.texi: Document cr16 options.
1376 * doc/md.texi: Document cr16 constraints.
1378 * common/config/cr16/cr16-common.c: New file.
1379 * config/cr16/cr16.c: New file.
1380 * config/cr16/cr16.h: New file.
1381 * config/cr16/cr16.md: New file.
1382 * config/cr16/cr16.opt: New file.
1383 * config/cr16/cr16-protos.h: New file.
1384 * config/cr16/predicates.md: New file.
1385 * config/cr16/constraints.md: New file.
1386 * config/cr16/t-cr16: New file.
1388 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1391 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1392 that operands[2] is either immediate, or q_regs_operand.
1394 PR tree-optimization/52073
1395 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1396 a pattern stmt for pattern uses, ignore uses outside of the loop.
1398 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1400 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1401 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1402 (OUT_AS1, OUT_AS2): Remove.
1404 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1406 PR rtl-optimization/51374
1407 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1408 to cross other volatile_refs_p insns.
1410 2012-02-01 Richard Guenther <rguenther@suse.de>
1412 * doc/invoke.texi (fno-inline): Clarify documentation.
1413 (finline-small-functions): Likewise.
1414 (finline-functions): Likewise.
1415 * common.opt (finline): Adjust comment and documentation.
1416 (finline-small-functions): Clarify documentation.
1417 (finline-functions): Likewise.
1418 (finline-functions-called-once): Likewise.
1420 2012-02-01 Tristan Gingold <gingold@adacore.com>
1422 * c-typeck.c (composite_type): Keep mode for pointers.
1424 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1426 * function.h (regno_reg_rtx): Adjust comment.
1427 * reginfo.c (init_reg_modes_target): Only use the previous mode
1428 if it fits within one register. Remove MIPS comment.
1430 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1433 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1435 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1437 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1438 to srak instruction.
1440 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1442 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1444 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1449 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1451 2012-01-31 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/51528
1454 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1457 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1462 * ree.c (add_removable_extension): Change def_map argument
1463 to unsigned *, store in def_map 1 + offset into *insn_list vector
1464 instead of pointers into the vector.
1465 (find_removable_extensions): Adjust caller.
1467 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1469 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1470 Transform all "* quoted-c-code" to { c-code }.
1471 Remove redundant test for "optimize" in combine patterns.
1472 Move (include "avr-dimode.md") to end of file.
1474 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1477 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1478 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1480 2012-01-30 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/52028
1483 * tree-loop-distribution.c (ldist_gen): Properly update
1486 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1489 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1490 set_cur_line_info_table if not emitting debug info.
1492 PR tree-optimization/52046
1493 * tree-vect-patterns.c (check_bool_pattern): Give up if
1494 a comparison could throw.
1497 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1499 2012-01-30 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/52045
1502 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1503 SSA form if cfgcleanup did anything.
1505 2012-01-30 Richard Guenther <rguenther@suse.de>
1507 PR tree-optimization/52045
1508 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1509 before computing final todo.
1511 2012-01-30 Richard Guenther <rguenther@suse.de>
1513 PR tree-optimization/51528
1514 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1517 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1519 * df-problems.c (df_kill_notes): Check that the use refers
1520 to the note under examination.
1522 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1525 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1526 parameter and use short-lived pseudos.
1527 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1528 (sparc_expand_vector_init): Const-ify local variables and adjust
1529 calls to above functions.
1531 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1533 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1535 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1537 * doc/invoke.texi: Make usage of "compile time" and
1538 "run time"/"runtime" consistent throughout the file.
1540 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1542 * config/alpha/alpha.c (alpha_option_override): Default to
1543 full IEEE compliance mode for Go language.
1545 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1547 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1548 (LINK_SSP_SPEC): Define.
1550 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1553 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1556 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1558 * doc/invoke.texi: Correct hyphenation of "floating point",
1559 "double precision", and related terminology throughout the file.
1561 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1564 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1565 arm_general_register_operand predicate for operand 2 instead of
1568 2012-01-27 Ian Lance Taylor <iant@google.com>
1571 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1572 * builtins.c (expand_builtin_init_trampoline): Add onstack
1573 parameter. Change caller.
1574 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1575 * tree.c (build_common_builtin_nodes): Declare
1576 __builtin_init_heap_trampoline.
1578 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1580 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1581 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1582 * config/avr/avr.c: Ditto.
1583 (avr_regnames): Remove because unused.
1584 * config/avr/avr.md (*cpse.ne): New peephole.
1585 (*cpse.eq): New peephole from former cpse peepholes.
1587 2012-01-27 Michael Eager <eager@eagercon.com>
1589 * config/microblaze.c (microblaze_emit_compare): Correct
1590 test after pcmp instruction.
1592 2012-01-27 Richard Guenther <rguenther@suse.de>
1594 PR tree-optimization/52020
1595 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1597 2012-01-27 Richard Guenther <rguenther@suse.de>
1599 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1600 function non-const/pure.
1602 2012-01-27 Richard Guenther <rguenther@suse.de>
1604 PR tree-optimization/50444
1605 * tree-sra.c (build_ref_for_offset): Properly adjust the
1606 MEM_REF type for unaligned accesses.
1608 2012-01-27 Richard Guenther <rguenther@suse.de>
1610 PR tree-optimization/50444
1611 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1612 (expand_assignment): Use it. Properly handle misaligned
1613 bases when expanding stores to component references.
1614 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1617 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1620 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1621 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1622 * tree-data-ref.c (find_data_references_in_loop): Make static.
1623 (compute_all_dependences): Change return type to bool. Bail out
1624 for too many datarefs in a loop. Move the hunk resetting the data
1625 dependences vector from ...
1626 (compute_data_dependences_for_loop): ... here. Account for
1627 compute_all_dependences returning false.
1628 (compute_data_dependences_for_bb): Likewise.
1629 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1630 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1632 2012-01-27 Richard Guenther <rguenther@suse.de>
1635 * expr.c (store_field): Use the alias-set of the scratch memory
1638 2012-01-27 Tom de Vries <tom@codesourcery.com>
1640 PR tree-optimization/51990
1641 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1643 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1645 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1648 * var-tracking.c (reverse_op): Don't add any reverse operation
1649 if V already has any constant locations.
1651 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1653 * doc/invoke.texi: Correct usage of "command line" (noun)
1654 vs "command-line" (adjective) throughout.
1656 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1658 * doc/invoke.texi (Language Independent Options): Move
1659 -Wcoverage-mismatch blurb from here....
1660 (Warning Options): ...to here.
1662 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1664 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1665 Set rs6000_always_hint to false for 476.
1667 2012-01-27 Matthias Klose <doko@ubuntu.com>
1669 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1671 * incpath.c (add_standard_paths): Likewise.
1673 2012-01-27 Richard Henderson <rth@redhat.com>
1675 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1676 * config/m68k/sync.md (atomic_test_and_set): Rename from
1677 sync_test_and_setqi and adjust the operands.
1678 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1679 and unconditionally enable.
1681 2012-01-27 Richard Henderson <rth@redhat.com>
1683 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1684 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1685 (ldstub): Rename from ldstubqi.
1686 (ldstub<I24MODE>): Remove.
1688 2012-01-27 Richard Henderson <rth@redhat.com>
1690 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1691 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1692 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1693 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1694 * doc/tm.texi: Rebuild.
1696 2012-01-27 Richard Henderson <rth@redhat.com>
1698 * optabs.c (gen_atomic_test_and_set): Remove default.
1699 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1701 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1703 PR rtl-optimization/51978
1704 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1705 (combine_reaching_defs): Likewise.
1706 (struct re_info): Remove.
1707 (add_removable_extension): Remove x and data arguments,
1708 add insn, insn_list and def_map. Use the arguments directly
1709 instead of using struct re_info.
1710 (find_removable_extensions): Don't call add_removable_extension
1711 through note_stores, instead just call it with single_set
1713 (find_and_remove_re): Pass curr_cand->expr instead of
1714 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1716 2012-01-26 Michael Matz <matz@suse.de>
1718 PR tree-optimization/46590
1719 * cfgexpand.c: Revert last change (r183305).
1720 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1722 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1723 checking for emptiness.
1725 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1728 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1729 non-addressable non-BLKmode base correctly.
1731 2012-01-26 Michael Matz <matz@suse.de>
1733 PR tree-optimization/48794
1734 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1735 regions referenced from RESX/EH_DISPATCH.
1737 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1739 * config/s390/s390.h: Make BRANCH_COST an option.
1740 * config/s390/s390.opt: New option -mbranch-cost.
1742 2012-01-26 Richard Henderson <rth@redhat.com>
1744 Revert 2012-01-24 change:
1745 * trans-mem.c (requires_barrier): Do not instrument thread local
1746 variables and emit save/restore for them.
1748 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1751 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1754 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1756 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1759 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1762 Rename __pgm to __flash.
1763 Rename __pgm1 to __flash1.
1764 Rename __pgm2 to __flash2.
1765 Rename __pgm3 to __flash3.
1766 Rename __pgm4 to __flash4.
1767 Rename __pgm5 to __flash5.
1768 Rename __pgmx to __memx.
1769 * doc/extend.texi (AVR Named Address Spaces)
1770 Rename address space names as indicated above.
1771 * config/avr/avr.c (avr_addrspace): Ditto.
1773 * config/avr/avr-protos.h
1774 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1775 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1776 * config/avr/predicates.md: Ditto.
1777 * config/avr/avr.c Ditto, and
1778 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1779 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1781 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1782 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1783 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1784 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1785 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1786 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1787 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1788 * config/avr/avr.c: Ditto.
1789 * config/avr/avr.md: Ditto.
1791 2012-01-25 Jason Merrill <jason@redhat.com>
1794 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1796 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1798 PR tree-optimization/51987
1799 * tree-data-ref.c (get_references_in_stmt): Handle references in
1800 non-volatile GIMPLE_ASM.
1802 2012-01-25 Richard Guenther <rguenther@suse.de>
1804 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1805 bases are dereferenced.
1807 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1809 PR rtl-optimization/48374
1810 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1812 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1814 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1815 compute_data_dependences_for_loop returns false.
1816 * tree-parloops.c (loop_parallel_p): Likewise.
1818 2012-01-25 Richard Guenther <rguenther@suse.de>
1820 * tree.h (get_pointer_alignment_1): Declare.
1821 * builtins.c (get_pointer_alignment_1): New function.
1822 (get_pointer_alignment): Use it.
1824 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1826 PR rtl-optimization/48308
1827 * combine.c (enum undo_kind): Add UNDO_LINKS.
1828 (struct undo): Add member l to other_contents and where.
1829 (do_SUBST_LINK): New.
1831 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1832 (undo_all): Handle UNDO_LINKS.
1834 2012-01-25 Richard Henderson <rth@redhat.com>
1836 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1839 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1841 * optabs.c (gen_atomic_test_and_set): Use each argument.
1843 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1845 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1846 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1847 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1848 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1849 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1850 TARGET_PAIRED_SINGLE_FLOAT.
1852 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1854 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1855 (in_struct, return_val): Remove MEM documentation.
1856 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1857 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1858 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1860 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1861 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1862 * expr.c (store_field): Likewise.
1863 * function.c (assign_stack_temp_for_type): Likewise.
1864 * ifcvt.c (noce_try_cmove_arith): Likewise.
1865 * reload1.c (reload): Likewise.
1866 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1867 (alpha_set_memflags): Likewise.
1868 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1870 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1872 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1874 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1875 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1876 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1878 * cselib.c (cselib_rtx_varies_p): Delete.
1879 (cselib_invalidate_mem): Update call to canon_true_dependence.
1880 * dse.c (record_store, check_mem_read_rtx): Likewise.
1881 (scan_reads_nospill): Likewise.
1882 * cse.c (check_dependence): Likewise.
1883 (cse_rtx_varies_p): Delete.
1884 * expr.c (safe_from_p): Update call to true_dependence.
1885 * ira.c (validate_equiv_mem_from_store): Likewise.
1886 (memref_referenced_p): Likewise.
1887 * postreload-gcse.c (find_mem_conflicts): Likewise.
1888 * sched-deps.c (sched_analyze_2): Likewise.
1889 * store-motion.c (load_kills_store): Likewise.
1890 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1891 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1892 (compute_transp): Update call to canon_true_dependence.
1894 2012-01-25 Richard Henderson <rth@redhat.com>
1896 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1897 (maybe_emit_atomic_test_and_set): New.
1898 (expand_sync_lock_test_and_set): Use it.
1899 (expand_atomic_test_and_set): Likewise.
1900 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1901 the implementation; clarify implementation defined details.
1902 * doc/md.texi (atomic_test_and_set): Document.
1904 2012-01-25 Richard Henderson <rth@redhat.com>
1906 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1908 2012-01-25 Richard Henderson <rth@redhat.com>
1911 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1912 to effect no-op split.
1914 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1917 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1918 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1919 (BT_FN_VOID_PTR_INT_SIZE): New.
1920 (BT_FN_UINT_UINT_VAR): Remove.
1921 (BT_FN_UINT32_UINT32_VAR): New.
1922 (BT_FN_DOUBLE_VPTR): Remove.
1923 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1925 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1926 (_ITM_changeTransactionMode): Same.
1927 (_ITM_memmoveRtWt): Change return type to void.
1928 (_ITM_memcpyRtWt): Same.
1929 (_ITM_memsetW): Same.
1930 (_ITM_RaRD): Change types to double.
1935 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1937 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1938 Patrick Marlier <patrick.marlier@gmail.com>
1940 * trans-mem.c (requires_barrier): Do not instrument thread local
1941 variables and emit save/restore for them.
1943 2012-01-24 Jason Merrill <jason@redhat.com>
1946 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1947 output static aliases.
1949 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1952 * common.opt (-pie, -shared, pie, shared): Change from Common to
1954 * gcc.c (display_help): Display help for -pie and -shared.
1956 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1959 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1960 Remove note on size/offset limitation.
1961 (AVR Variable Attributes): Add example how to read data located
1962 with progmem. Refer to named address spaces.
1963 * doc/invoke.texi (AVR Options): Fix typo.
1965 2012-01-24 Richard Guenther <rguenther@suse.de>
1967 Forward-port to trunk
1968 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1971 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1972 op0 isn't sufficiently aligned and there is movmisalignM
1973 insn for mode, use it to load op0 into a temporary register.
1975 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1978 * target.def (const_not_ok_for_debug_p): New hook.
1979 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1981 * doc/tm.texi: Regenerated.
1982 * dwarf2out.c (const_ok_for_output_1): If
1983 targetm.const_not_ok_for_debug_p returns true, fail.
1984 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1986 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1988 2012-01-23 Kai Tietz <ktietz@redhat.com>
1991 * config/i386/predicates.md (symbolic_operand): Allow
1992 UNSPEC_PCREL as PIC expression for lea.
1993 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1994 * config/i386/i386.c (ix86_delegitimize_address): Handle
1995 UNSPEC_PCREL for none-MEM, too.
1997 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1999 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
2000 (ipa_tm_create_version_alias): Same.
2002 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
2005 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2006 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2008 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2009 Patrick Marlier <patrick.marlier@gmail.com>
2010 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2013 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2014 simple_object_start_read.
2016 2012-01-23 Richard Guenther <rguenther@suse.de>
2019 PR tree-optimization/51895
2020 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2021 parameter decomposition into BLKmode components.
2023 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2025 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2026 fake variables for restrict-qualified pointers whose pointed-to type
2027 contains a placeholder.
2029 2012-01-23 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/51949
2032 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2034 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2036 PR rtl-optimization/51933
2037 * ree.c (transform_ifelse): Return true right away if dstreg is
2038 already wider or equal to cand->mode.
2039 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2040 (make_defs_and_copies_lists): Remove defs_list and copies_list
2041 arguments, add state argument, just truncate state->work_list
2042 instead of always allocating and freeing the vector. Assert that
2043 get_defs succeeds instead of returning 2. Changed return type to bool.
2044 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2045 have ext_src_mode, see if it has been modified already with the
2046 right kind of extension and has been extended before from the
2047 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2048 just return true. Remember the original mode in state->modified array.
2049 (combine_reaching_defs): Add state argument. Don't allocate and
2050 free here def_list, copied_list and vec vectors, instead just
2051 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2052 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2053 Add state variable, clear vectors in it, initialize state.modified
2054 if needed. Free all the vectors at the end and state.modified too.
2055 Don't skip a candidate if the extension expression has been modified.
2057 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2060 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2061 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2062 (extra_options) interix.opt -> i386/interix.opt"
2063 (extra_objs):Add winnt-stubs.o
2064 * configure.ac: Add interix to target_os .comm on PE check.
2065 * configure: Regenerate.
2066 * config/interix3.h: Delete and move bits to..
2067 * config/interix.h: Delete and move bits to..
2068 * config/i386/i386-interix3.h: Delete and move bits to..
2069 * config/i386/i386-interix.h: ..here.
2070 (TARGET_CPU_DEFAULT): Remove redefinition.
2071 (TARGET_ASM_CONSTRUCTOR): Undefine.
2072 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2073 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2074 (PTRDIFF_TYPE): Define.
2075 (LONG_DOUBLE_TYPE_SIZE): Define.
2076 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2077 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2078 (TARGET_SECTION_TYPE_FLAGS): Define.
2079 (ASM_DECLARE_FUNCTION_NAME): Define.
2080 (ASM_OUTPUT_EXTERNAL): Define.
2081 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2082 (ASM_OUTPUT_ALIGNED_BSS): Define.
2083 (PCC_BITFIELD_TYPE_MATTERS): Define.
2084 (USE_CONST_SECTION): Define.
2085 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2086 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2087 (SUPPORTS_ONE_ONLY): Remove.
2088 (I386_PE_STRIP_ENCODING): Define.
2089 * config/interix.opt: Delete and move bits to..
2090 * config/i386/interix.opt: ..here. New.
2091 (mpe-aligned-commons): Add.
2092 * config/i386/t-interix: Add copyright header.
2093 (winnt-stubs.o): Add rule.
2095 2012-01-22 Jason Merrill <jason@redhat.com>
2098 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2099 for extra name aliases.
2101 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2103 PR rtl-optimization/51924
2104 * ree.c (combine_set_extension): Improve debugging message.
2105 (combine_reaching_defs): Likewise.
2106 (get_defs): Rename confusingly named variable.
2107 (find_and_remove_re): Skip a candidate if the extension expression has
2110 2012-01-21 Robert Millan <rmh@gnu.org>
2111 Gerald Pfeifer <gerald@pfeifer.com>
2113 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2114 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2116 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2118 PR tree-optimization/51914
2119 * tree-vect-stmts.c (vectorizable_conversion): For
2120 cvt_type && modifier == WIDEN, put temporary with cvt_type
2121 at the beginning of vec_dsts and set vec_dest to temporary
2124 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2126 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2128 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2130 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2131 * config/rs6000/rs6000.c: Likewise.
2133 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2136 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2137 output_move_double on a copy of operands array.
2139 2012-01-20 Cary Coutant <ccoutant@google.com>
2140 Dodji Seketeli <dodji@redhat.com>
2143 * dwarf2out.c (copy_declaration_context): Return ref to parent
2144 of declaration DIE, if necessary.
2145 (remove_child_or_replace_with_skeleton): Add new parameter; update
2146 caller. Place skeleton DIE under parent DIE of original declaration.
2147 Move call to copy_declaration_context to here ...
2148 (break_out_comdat_types): ... from here.
2150 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2152 PR rtl-optimization/51856
2153 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2156 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2159 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2160 hints for neon loads and stores.
2162 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2166 * doc/extend.texi (Named Address Spaces): Split into subsections.
2167 (AVR Named Address Spaces): New subsection.
2168 (M32C Named Address Spaces): New subsection.
2169 (RL78 Named Address Spaces): New subsection.
2170 (SPU Named Address Spaces): New subsection.
2171 (Variable Attributes): New anchor "AVR Variable Attributes".
2172 (AVR Variable Attributes): Rewrite and avoid wording
2173 "address space" in this context.
2174 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2175 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2176 (AVR Built-in Macros): New subsubsection therein.
2177 * doc/md.texi (AVR constraints): Remove "C04", "R".
2179 2012-01-20 Richard Guenther <rguenther@suse.de>
2181 PR tree-optimization/51903
2182 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2183 when removing stmts.
2185 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2188 * config/arm/arm.c (arm_load_pic_register): Use
2189 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2190 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2191 (arm_pic_static_addr): Likewise.
2192 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2193 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2194 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2195 (pic_load_addr_unified): New.
2197 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2200 * function.c (instantiate_virtual_regs_in_insn): Use
2201 delete_insn_and_edges when removing a wrong asm insn.
2203 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2205 PR rtl-optimization/40761
2206 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2207 Add new member loop_num.
2208 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2209 (ira_build): Remove the parameter.
2211 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2212 (ira.c): Do not build CFG loops for one region allocation. Remove
2213 argument from ira_build call.
2215 * ira-build.c (init_loop_tree_node): New function.
2216 (create_loop_tree_nodes): Use it. Separate the case when CFG
2217 loops are not built.
2218 (more_one_region_p): Check current_loops.
2219 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2221 (add_loop_to_tree): Process loop equal to NULL too.
2222 (form_loop_tree): Separate the case when CFG loops are not built.
2223 Use explicitly number for the root.
2224 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2226 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2227 instead of loop->num.
2228 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2229 (mark_all_loops_for_removal): Ditto.
2230 (remove_unnecessary_regions): Separate the case when CFG loops
2232 (ira_build): Remove the parameter. Use explicit number of regions
2233 when CFG loops are not built.
2235 * ira-color.c (print_loop_title): Separate the case for the root node.
2236 Use loop_num instead of loop->num.
2237 (move_spill_restore): Use loop_num instead of loop->num.
2239 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2240 (change_loop): Ditto.
2241 (change_loop): Use loop_num instead of loop->num.
2243 * ira-lives.c (process_bb_node_lives): Ditto.
2245 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2247 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2249 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2252 * tree-mudflap.c (mf_artificial): New function.
2253 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2254 mx_register_decls, mudflap_enqueue_decl): Use it.
2257 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2258 numbers in the insn pattern.
2260 2012-01-19 Michael Matz <matz@suse.de>
2262 PR tree-optimization/46590
2263 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2264 use it in remembering which conflicts we already created.
2265 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2268 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2271 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2272 (merge_and_complain): Same.
2274 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2277 * config/initfini-array.h: Guard content of the header
2278 with #ifdef HAVE_INITFINI_ARRAY.
2279 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2280 Add initfini-array.h to tm_file here.
2281 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2282 * config.gcc: Don't add initfini-array.h to tm_file here.
2283 * configure: Regenerated.
2285 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2287 PR rtl-optimization/51505
2288 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2289 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2290 (df_note_bb_compute): Update the call to df_kill_notes.
2292 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2294 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2296 2012-01-18 Richard Guenther <rguenther@suse.de>
2298 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2299 of conversions to void *.
2301 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2302 Richard Sandiford <rdsandiford@googlemail.com>
2306 * optabs.h (simplify_expand_binop): Declare.
2307 * optabs.c (simplify_expand_binop): Make global.
2308 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2309 endian targets if the source cannot be exactly covered by word
2312 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2315 * hard-reg-set.h (struct hard_reg_set_container): New type.
2316 * target.h (struct hard_reg_set_container): Forward declare.
2317 * target.def (set_up_by_prologue): New target hook.
2318 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2319 * doc/tm.texi: Regenerated.
2320 * function.c (thread_prologue_and_epilogue_insns): Change
2321 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2322 Call targetm.set_up_by_prologue on it.
2323 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2324 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2326 2012-01-17 Nick Clifton <nickc@redhat.com>
2328 * config/rx/rx.c (rx_can_use_simple_return): New function.
2329 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2330 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2332 2012-01-17 Richard Guenther <rguenther@suse.de>
2335 * expr.c (expand_assignment): Take address-space information
2336 from the address operand of MEM_REF and TARGET_MEM_REF.
2337 (expand_expr_real_1): Likewise.
2339 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2341 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2342 reload dump is requested.
2344 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2347 * trans-mem.c (requires_barrier): Call may_be_aliased.
2349 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2351 PR tree-optimization/51877
2352 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2353 call arguments and fndecls compare equal, instead return false if they
2354 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2355 both SSA_NAMEs that are valueized the same, or they satisfy
2358 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2360 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2362 * configure: Regenerate.
2364 2012-01-16 Jan Hubicka <jh@suse.cz>
2368 * convert.c (convert_to_integer): Use fold_convert for
2369 converting an INTEGER_CST to integer type.
2371 2012-01-16 Jason Merrill <jason@redhat.com>
2374 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2376 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2379 * config/s390/s390.c (s390_chunkify_start): Don't skip
2380 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2381 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2382 If insn is followed by NOTE_INSN_VAR_LOCATION or
2383 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2384 Don't use location of note insns.
2386 PR tree-optimization/51865
2387 * tree-inline.c (tree_function_versioning): Call remap_decl
2388 on DECL_RESULT whenever it has VOID_TYPE_P type.
2390 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2392 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2393 for calls to locally-binding MIPS16 functions if only the return
2394 type uses float regs.
2396 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2397 Richard Sandiford <rdsandiford@googlemail.com>
2399 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2400 (SYMBOL_32_HIGH): Likewise.
2401 (mips_output_tls_reloc_directive): Declare.
2402 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2403 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2404 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2405 (mips_lo_relocs, mips_hi_relocs): Make extern.
2406 (mips16_stub_function): Move up file.
2407 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2408 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2409 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2410 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2411 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2412 (mips_get_tp): Add MIPS16 support.
2413 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2414 Generalize DTPREL and TPREL handling.
2415 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2416 Add MIPS16 TLS support.
2417 (mips_output_tls_reloc_directive): New function.
2418 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2419 * config/mips/predicates.md (symbolic_operand_with_high)
2420 (tls_reloc_operand): New predicates.
2421 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2422 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2423 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2424 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2425 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2426 (*tls_get_tp_mips16_call_<mode>): Likewise.
2428 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2430 PR rtl-optimization/51821
2431 * recog.c (peep2_find_free_register): Determine clobbered registers
2434 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2437 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2438 * config/avr/avr.c: Likewise.
2439 * config/avr/avr.h: Likewise.
2441 2012-01-13 Ian Lance Taylor <iant@google.com>
2444 * tree.h (TYPE_QUALS): Add cast to int.
2445 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2447 2012-01-13 Ian Lance Taylor <iant@google.com>
2449 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2450 comparing param_index to VEC_length result.
2452 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2454 * c-decl.c: Do not include tree-mudflap.h
2455 * tree-optimize.c: Likewise.
2456 * Makefile.in: Update dependencies.
2458 2012-01-13 Richard Guenther <rguenther@suse.de>
2461 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2462 variable-sized result always use RSO.
2464 2012-01-12 DJ Delorie <dj@redhat.com>
2466 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2467 pointer type, not just the default pointer type.
2469 2012-01-09 Richard Henderson <rth@redhat.com>
2470 Denis Chertykov <chertykov@gmail.com>
2473 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2474 * config/avr/avr.c (avr_can_eliminate): Simplify.
2475 (avr_initial_elimination_offset): Likewise.
2476 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2477 (expand_epilogue): Likewise.
2478 (avr_legitimize_address): Gut.
2479 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2480 (avr_hard_regno_nregs): New.
2481 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2482 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2483 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2484 add soft frame pointer.
2485 (CALL_USED_REGISTERS): Likewise.
2486 (REG_CLASS_CONTENTS): Likewise.
2487 (REGISTER_NAMES): Likewise.
2488 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2489 (HARD_FRAME_POINTER_REGNUM): New.
2490 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2491 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2492 remove the HARD_FRAME_POINTER self-elimination.
2494 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2497 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2498 DECL_EXTERNAL when checking for initializers of progmem variables.
2500 2012-01-12 Ira Rosen <irar@il.ibm.com>
2502 PR tree-optimization/51799
2503 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2504 that the last operation is a type demotion.
2506 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2508 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2509 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2511 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2514 * combine.c (distribute_notes): If i3 is a noreturn call,
2515 allow old_size to be equal to args_size and make sure the
2516 noreturn call gets REG_ARGS_SIZE note.
2517 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2518 on noreturn calls even when the delta is 0.
2520 2012-01-11 Nathan Sidwell <nathan@acm.org>
2522 * gcov.c (STRING_SIZE): Remove.
2523 (generate_results): Erase annotations for source files with no
2524 coverage information.
2526 (output_lines): Use it.
2528 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2530 * gimple.h (gimplify_body): Remove first argument.
2531 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2532 pointer set here, instead just pass DATA to walk_tree.
2533 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2534 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2535 (unvisit_body): Likewise, but with unmark_visited.
2536 (gimplify_body): Remove BODY_P argument and adjust.
2537 (gimplify_function_tree): Adjust call to gimplify_body.
2538 * omp-low.c (finalize_task_copyfn): Likewise.
2540 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2542 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2543 (build_function_type_skip_args): Delete.
2544 * tree.c (build_function_type_skip_args): Make static and add
2545 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2546 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2547 pass it to build_function_type_skip_args.
2548 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2549 (tree_function_versioning): Likewise.
2550 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2551 build_function_decl_skip_args.
2552 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2553 and pass it to build_function_decl_skip_args/tree_function_versioning.
2554 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2555 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2556 * trans-mem.c (ipa_tm_create_version): Likewise.
2557 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2558 * tree-inline.c (declare_return_variable): Remove always-true test.
2559 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2560 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2561 * ipa-split.c (split_function): Skip the return value for the split
2562 part if it doesn't return.
2564 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2566 PR tree-optimization/49642
2567 * ipa-split.c (forbidden_dominators): New variable.
2568 (check_forbidden_calls): New function.
2569 (dominated_by_forbidden): Likewise.
2570 (consider_split): Check for forbidden dominators.
2571 (execute_split_functions): Initialize and free forbidden
2572 dominators info; call check_forbidden_calls.
2574 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2576 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2578 2012-01-11 Nick Clifton <nickc@redhat.com>
2580 * config/rx/rx.md (return): Define pattern.
2582 2012-01-11 Richard Guenther <rguenther@suse.de>
2584 * doc/extend.texi (malloc attribute): Adjust according to
2587 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2588 Patrick Marlier <patrick.marlier@gmail.com>
2591 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2592 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2593 (ipa_tm_note_irrevocable): Same.
2594 (ipa_tm_scan_irr_block): Same.
2595 (ipa_tm_decrement_clone_counts): Same.
2596 (ipa_tm_scan_irr_function): Same.
2597 (ipa_tm_create_version_alias): Same.
2598 (ipa_tm_create_version): Same.
2599 (ipa_tm_transform_calls_redirect): Same.
2600 (ipa_tm_transform_calls): Same.
2601 (ipa_tm_transform_transaction): Same.
2602 (ipa_tm_execute): Same.
2604 2012-01-10 Richard Guenther <rguenther@suse.de>
2607 * opts.c (common_handle_option): Handle -Werror.
2609 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2611 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2614 2012-01-10 Jason Merrill <jason@redhat.com>
2616 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2619 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2621 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2622 supports R_386_TLS_GD_PLT reloc.
2623 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2624 supports R_386_TLS_LDM_PLT reloc.
2625 * configure: Regenerate.
2626 * config.in: Regenerate.
2628 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2631 Extend __pgmx semantics to linearize memory.
2632 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2633 determine if code comes inline or from libgcc.
2634 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2635 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2636 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2637 (movmemx_qi, movmemx_hi): New insns.
2638 (xload_<mode>_libgcc): Rewrite to new insn condition.
2639 (xload_<mode>): Remove insns.
2640 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2641 cases that don't satisfy avr_xload_libgcc_p().
2642 (avr_addr_space_convert): Allow converting in any direction.
2643 (avr_addr_space_subset_p): Return always true.
2644 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2645 (avr_emit_movmemhi): Ditto.
2646 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2647 (avr_out_movmem): Ditto.
2648 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2649 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2650 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2651 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2652 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2654 2012-01-10 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/50913
2657 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2658 Require data-refs to be representable by Graphite with respect
2661 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2663 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2664 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2666 2012-01-10 Tom de Vries <tom@codesourcery.com>
2668 PR rtl-optimization/51271
2669 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2670 handling annulled branch.
2672 2012-01-10 Richard Henderson <rth@redhat.com>
2674 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2675 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2676 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2677 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2678 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2679 arm_expand_vec_perm_const): New.
2680 * config/arm/arm-protos.h: Update.
2681 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2682 (*neon_vswp<VDQX>): New.
2683 (neon_vcombine<VDX>): Use neon_split_vcombine.
2684 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2685 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2686 (vec_perm<VE>): New.
2688 2012-01-10 Richard Henderson <rth@redhat.com>
2690 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2691 use it if reload_completed.
2692 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2693 arm_output_asm_insn, arm_process_output_memory_barrier,
2694 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2695 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2696 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2697 arm_process_output_sync_insn, arm_output_sync_insn,
2698 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2699 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2700 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2701 (emit_unlikely_jump): New.
2702 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2703 (arm_split_atomic_op): New.
2704 * config/arm/arm-protos.h: Update.
2705 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2706 (struct arm_sync_generator): Remove.
2707 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2708 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2709 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2710 (VUNSPEC_LL, VUNSPEC_SC): New.
2711 (sync_result, sync_memory, sync_required_value, sync_new_value,
2712 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2713 (attr length): Don't use arm_sync_loop_insns.
2714 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2715 (movsfcc, movdfcc): Likewise.
2716 * config/arm/constraints.md (Ua): New.
2717 * config/arm/prediates.md (mem_noofs_operand): New.
2718 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2719 (sync_clobber, sync_t2_reqd): Remove.
2720 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2721 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2722 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2723 (arm_sync_compare_and_swap<SIDI>): Remove.
2724 (arm_sync_compare_and_swap<NARROW>): Remove.
2725 (arm_sync_lock_test_and_set<SIDI>): Remove.
2726 (arm_sync_lock_test_and_set<NARROW>): Remove.
2727 (arm_sync_new_<syncop><SIDI>): Remove.
2728 (arm_sync_new_<syncop><NARROW>): Remove.
2729 (arm_sync_new_nand<SIDI>): Remove.
2730 (arm_sync_new_nand<NARROW>): Remove.
2731 (arm_sync_old_<syncop><SIDI>): Remove.
2732 (arm_sync_old_<syncop><NARROW>): Remove.
2733 (arm_sync_old_nand<SIDI>): Remove.
2734 (arm_sync_old_nand<NARROW>): Remove.
2735 (*memory_barrier): Merge arm_output_memory_barrier.
2736 (atomic_compare_and_swap<QHSD>): New.
2737 (atomic_compare_and_swap<NARROW>_1): New.
2738 (atomic_compare_and_swap<SIDI>_1): New.
2739 (atomic_exchange<QHSD>): New.
2740 (cas_cmp_operand, cas_cmp_str): New.
2741 (atomic_op_operand, atomic_op_str): New.
2742 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2743 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2744 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2745 (arm_load_exclusive<NARROW>): New.
2746 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2747 (arm_store_exclusive<QHSD>): New.
2749 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2751 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2752 reload patterns if -mvsx-scalar-memory.
2754 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2755 generated, even -mno-vsx-scalar-double was used.
2756 (vsx_xscvdpsp_scalar): Likewise.
2757 (vsx_xscvspdp_scalar2): Likewise.
2759 2012-01-09 Tom de Vries <tom@codesourcery.com>
2760 Andrew Pinski <apinski@cavium.com>
2763 * reorg.c (fill_slots_from_thread): Don't speculate
2764 frame-related insns.
2766 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2768 * sched-int.h (bb_note): Move to...
2769 * basic-block.h: ...here.
2770 * haifa-sched.c (bb_note): Move to...
2771 * cfgrtl.c: ...here.
2772 * function.c (next_block_for_reg): New function.
2773 (move_insn_for_shrink_wrap): Likewise.
2774 (prepare_shrink_wrap): Rewrite to use the above.
2776 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2778 * gimple.c (is_gimple_non_addressable): Remove.
2779 * gimple.h: Remove is_gimple_non_addressable.
2780 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2781 is_gimple_non_addressable.
2782 * trans-mem.c (expand_assign_tm): Same.
2784 2012-01-09 Richard Guenther <rguenther@suse.de>
2786 PR tree-optimization/51775
2787 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2788 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2790 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2792 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2794 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2796 2012-01-09 Richard Guenther <rguenther@suse.de>
2798 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2800 2012-01-08 Jan Hubicka <jh@suse.cz>
2802 PR tree-optimize/51680
2803 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2804 on when known_vals needs to be computed; cleanup.
2806 2012-01-08 Jan Hubicka <jh@suse.cz>
2808 PR tree-optimize/51694
2809 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2811 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2813 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2814 for -std=c++98 and -std=c++11 too.
2816 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2818 * cfgloop.c (cancel_loop): Add free() of bbs array.
2820 2012-01-07 Jan Hubicka <jh@suse.cz>
2822 PR tree-optimization/51600
2823 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2824 that benefits small functions.
2826 2012-01-07 Jan Hubicka <jh@suse.cz>
2828 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2830 2012-01-07 Jan Hubicka <jh@suse.cz>
2832 PR tree-optimization/51680
2833 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2834 whose inlining reduce unit size.
2836 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2839 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2840 Add canonical node to containing_mem chain after the non-canonical
2841 one, even if there weren't any locs to propagate.
2842 (remove_useless_values): Keep only canonical values.
2843 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2844 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2845 canonicalize mem_chain elements that are not discarded.
2847 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2850 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2851 before emitting functions.
2853 PR gcov-profile/50127
2854 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2855 clear_aux_for_blocks.
2857 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2860 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2862 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2864 * c-decl.c (ext_block): Moved up.
2865 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2867 2012-01-06 Han Shen <shenhan@google.com>
2869 Translate built-in include paths for sysroot.
2870 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2871 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2873 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2874 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2876 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2877 control whether sysroot should be prepended to gxx include dir.
2879 * configure: Regenerate.
2881 2012-01-06 Torvald Riegel <triegel@redhat.com>
2883 PR rtl-optimization/51771
2884 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2885 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2887 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2889 PR tree-optimization/51315
2890 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2891 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2893 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2896 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2897 for shrp pattern. Correctly handle and fixup shift variable.
2898 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2900 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2903 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2904 note when !ACCUMULATE_OUTGOING_ARGS.
2906 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2908 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2910 (extract_range_from_unary_expr_1): Avoid useless computations.
2912 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2914 PR rtl-optimization/51767
2915 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2916 of jump_block and add an extra edge for degenerated asm gotos.
2919 * stmt.c (check_unique_operand_names): Don't ICE during error
2920 reporting if i is from labels chain.
2923 * profile.c (branch_prob): Split bbs that have exit edge
2924 and need a fake entry edge too.
2926 2012-01-05 Jan Hubicka <jh@suse.cz>
2929 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2932 2012-01-05 Richard Guenther <rguenther@suse.de>
2935 * tree-streamer-out.c (write_ts_optimization): New function.
2936 (streamer_write_tree_body): Call it.
2937 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2938 (streamer_read_tree_body): Call it.
2939 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2941 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2944 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2945 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2946 in_cleanup_point_expr before gimplify_stmt call and restore it
2948 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2949 in_cleanup_point_expr is false.
2951 2012-01-05 Richard Guenther <rguenther@suse.de>
2954 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2956 * toplev.c (process_options): Reject combining mudflap and LTO.
2957 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2959 2012-01-05 Richard Guenther <rguenther@suse.de>
2961 PR tree-optimization/51760
2962 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2964 (bit_value_unop): Handle UNDEFINED operands.
2965 (bit_value_binop): Likewise.
2967 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2969 * config/avr/avr.c (avr_replace_prefix): Remove.
2970 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2971 (avr_asm_function_rodata_section): Ditto.
2972 (avr_asm_select_section): Ditto.
2974 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2976 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2979 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2982 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2983 calls that have any non-fake successor edges.
2986 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2988 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2990 PR tree-optimization/51624
2991 * tree-sra.c (build_ref_for_model): When replicating a chain of
2992 COMPONENT_REFs, stop as soon as the offset would become negative.
2994 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2997 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2998 in .debug_loc on the floor.
3000 2012-01-04 Andrew Pinski <apinski@cavium.com>
3002 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
3004 2012-01-04 Andrew Pinski <apinski@cavium.com>
3005 Adam Nemet <anemet@caviumnetworks.com>
3007 * config/mips/mips.md (size): Add SI and DI.
3008 (SIZE): New mode attribute.
3009 (U): New code attribute.
3010 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3011 (mips_lbux_<mode>): Delete.
3012 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3013 (mips_lhx): Use gen_mips_lhx_extsi.
3014 (mips_lhx_<mode>): Delete.
3016 (mips_l<size>x): New expand.
3017 (mips_lwx_<mode>): Delete.
3018 (mips_l<GPR:size>x_<P:mode>): New pattern.
3019 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3020 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3021 * config/mips/mips.c (mips_lx_address_p): New function.
3022 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3023 (dsp64): New availability predicate.
3024 (mips_builtins): Add an entry for __builtin_mips_ldx.
3025 * config/mips/mips.h (ISA_HAS_LBX): New define.
3026 (ISA_HAS_LBUX): Likewise.
3027 (ISA_HAS_LHX): Likewise.
3028 (ISA_HAS_LHUX): Likewise.
3029 (ISA_HAS_LWX): Likewise.
3030 (ISA_HAS_LWUX): Likewise.
3031 (ISA_HAS_LDX): Likewise.
3032 * doc/extend.texi (__builtin_mips_ldx): Document.
3034 2012-01-04 Tristan Gingold <gingold@adacore.com>
3036 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3037 when long pointers are used.
3038 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3039 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3040 (ia64-hp-*vms*): Remove.
3041 * config/vms/xm-vms64.h: Delete.
3043 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3046 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3048 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3050 * opts.c (finish_options): Remove duplicate sorry.
3052 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3055 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3058 2012-01-04 Richard Guenther <rguenther@suse.de>
3061 * tree.c (size_low_cst): New function.
3062 * tree.h (size_low_cst): Declare.
3063 * fold-const.c (fold_comparison): Use it to extract the low
3064 part of the POINTER_PLUS_EXPR offset.
3066 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3068 Fix clearing ZERO_REG
3069 * config/avr/avr.md (cc): Add alternative "ldi".
3070 (movqi_insn): Use it in cc attribute.
3071 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3072 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3073 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3075 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3077 * configure: Regenerate.
3079 2012-01-04 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/49651
3082 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3083 (var_can_have_subvars): Use it.
3084 (get_constraint_for_1): Only consider subfields if there can be any.
3086 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3089 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3090 to its new canonical_cselib_val and the cselib_val was in
3091 first_containing_mem chain, but the canonical_cselib_val was not,
3092 add the latter into the chain.
3093 (cselib_invalidate_mem): Compare canonical_cselib_val of
3094 addr_list chain elt with v.
3097 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3098 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3100 (output_macinfo_op): Don't ggc_strdup fd->filename.
3101 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3102 then ggc_strdup it. Don't free inc->info or cur->info.
3103 (output_macinfo): Don't free ref->info or file->info.
3105 2012-01-03 Ira Rosen <irar@il.ibm.com>
3107 PR tree-optimization/51269
3108 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3109 first_niters a pointer.
3110 (slpeel_tree_peel_loop_to_edge): Likewise.
3111 (vect_do_peeling_for_loop_bound): Update call to
3112 slpeel_tree_peel_loop_to_edge.
3113 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3114 here. Remove it from the parameters list.
3115 (vect_do_peeling_for_alignment): Update calls and compute
3118 2012-01-03 Richard Guenther <rguenther@suse.de>
3120 PR tree-optimization/51070
3121 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3122 Properly handle calls.
3124 2012-01-03 Richard Guenther <rguenther@suse.de>
3126 PR tree-optimization/51692
3127 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3128 the LHS of allocation stmts.
3130 2012-01-03 Olivier Hainque <hainque@adacore.com>
3132 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3134 2012-01-03 Olivier Hainque <hainque@adacore.com>
3136 * collect2.c (main): In AIX specific computations for vector
3137 insertions, use CONST_CAST2 to cast from char ** to const char **.
3139 2012-01-03 Richard Guenther <rguenther@suse.de>
3142 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3143 the context of a limbo DIE when it does not already exist.
3145 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3147 PR tree-optimization/51719
3148 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3149 but direct call is, clear direct call's lhs and don't add fallthrough
3150 edge from dcall_bb to join_bb and PHIs.
3152 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3154 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3155 the instructions emitted by the pattern.
3156 ("*TDC_insn_<mode>"): Add comment.
3158 2012-01-03 Richard Guenther <rguenther@suse.de>
3161 * fold-const.c (fold_comparison): Properly canonicalize
3162 tree offset and HOST_WIDE_INT bit position.
3164 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3166 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3167 operands for extzv pattern.
3169 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3172 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3175 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3177 * doc/invoke.texi (-flto and related options): Copy-edit.
3179 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3181 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3183 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3185 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3188 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3190 * expr.h (move_by_pieces_ninsns): Declare.
3191 * expr.c (move_by_pieces_ninsns): Make external.
3192 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3193 (mips_store_by_pieces_p): Likewise.
3194 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3195 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3196 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3197 (mips_store_by_pieces_p): Likewise.
3199 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3201 * passes.c (register_one_dump_file): Free full_name.
3203 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3204 (calculate_elim_costs_all_insns): Free offsets_at and
3205 offsets_known_at at the end and clear the pointers.
3207 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3209 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3210 this option introduced in r180739.
3212 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3215 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3216 (tmake_file target=avr): Add avr/t-multilib.
3218 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3219 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3220 * config/avr/genmultilib.awk: New file.
3221 * config/avr/t-multilib: New auto-generated file.
3222 * config/avr/multilib.h: New auto-generated file.
3223 * config/avr/t-avr (AVR_MCUS): New variable.
3224 (genopt.sh): Use it.
3225 (s-mlib): Depend on t-multilib.
3226 (t-multilib, multilib.h): New dependencies.
3227 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3228 (MULTILIB_OPTIONS): Remove.
3229 (MULTILIB_MATCHES): Remove.
3230 (MULTILIB_DIRNAMES): Remove.
3231 (MULTILIB_EXCEPTIONS): Remove:
3232 * config/avr/genopt.sh: Don't use hard coded file name;
3233 pass AVR_MCUS from t-avr instead.
3235 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3237 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3239 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3241 Implement light-weight DImode support.
3242 * config/avr/avr-dimode.md: New file.
3243 * config/avr/avr.md: Include it.
3244 (adjust_len): Add plus64, compare64.
3245 (HIDI): Remove code iterator.
3246 (code_stdname): New code attribute.
3247 (rotx, rotsmode): Remove DI.
3248 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3250 * config/avr/avr-protos.h (avr_have_dimode): New.
3251 (avr_out_plus64, avr_out_compare64): New.
3252 * config/avr/avr.c (avr_out_compare): Handle DImode.
3253 (avr_have_dimode): New variable definition and initialization.
3254 (avr_out_compare64, avr_out_plus64): New functions.
3255 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3256 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3257 (avr_compare_pattern): Skip DImode comparisons.
3259 2012-01-02 Revital Eres <revital.eres@linaro.org>
3261 * ddg.c (def_has_ccmode_p): New function.
3262 (add_cross_iteration_register_deps,
3263 create_ddg_dep_from_intra_loop_link): Call it.
3265 2012-01-02 Richard Guenther <rguenther@suse.de>
3268 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3270 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3272 * gcc.c (process_command): Update copyright notice dates.
3273 * gcov.c (print_version): Likewise.
3274 * gcov-dump.c (print_version): Likewise.
3275 * mips-tfile.c (main): Likewise.
3276 * mips-tdump.c (main): Likewise.
3278 2012-01-01 Ira Rosen <irar@il.ibm.com>
3280 PR tree-optimization/51704
3281 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3282 a use is inside the basic block or loop before accessing its vect info.
3284 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3286 PR rtl-optimization/51069
3287 * cfgloopmanip.c (remove_path): Removing path making irreducible
3288 region unconditional makes BB part of the region.
3290 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3292 PR tree-optimization/51683
3293 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3294 calls with side-effects.
3295 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3297 Copyright (C) 2012 Free Software Foundation, Inc.
3299 Copying and distribution of this file, with or without modification,
3300 are permitted in any medium without royalty provided the copyright
3301 notice and this notice are preserved.