1 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
3 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5 unintentionally removed in r184616.
7 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
12 2012-02-29 Jakub Jelinek <jakub@redhat.com>
13 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
17 alternatives, add "e" constraint to the new last alternative
18 and ! to last 3 alternatives.
20 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
22 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
23 DW_AT_artificial attributes at the end of the processing.
24 (gen_array_type_die): Likewise.
25 (gen_enumeration_type_die): Likewise.
26 (gen_struct_or_union_type_die): Likewise.
27 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
30 2012-02-29 Jakub Jelinek <jakub@redhat.com>
33 * expr.c (expand_assignment): If doing misaligned store that doesn't
34 cover all mode bits, perform a RMW cycle.
36 PR tree-optimization/52429
37 * tree-parloops.c (separate_decls_in_region_debug): Return early
40 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
42 PR tree-optimization/52424
43 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
44 calling dom_thread_across_edge.
46 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
48 * config/avr/avr.c: Move definition of TARGET macros to end of file.
50 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
52 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
53 * config/avr/avr.c (avr_output_bld): Remove unused function.
54 (avr_out_sbxx_branch): Use "%T" to print bit position.
56 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
58 * config/avr/avr.md: Untabify.
60 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
62 * config/avr/avr.md (eqne): New code iterator.
63 (*dec-and-branchsi): Use it in text peephole's condition.
64 (*dec-and-branchhi): Ditto.
65 (*dec-and-branchqi): Ditto.
67 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
70 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
71 the device does not have the skip-bug.
73 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
75 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
76 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
77 -mpretend-cmove): New.
79 2012-02-29 Jakub Jelinek <jakub@redhat.com>
82 * df.h (struct df_d): Adjust comment that hard_regs_live_count
83 doesn't count DEBUG_INSN refs.
84 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
87 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
91 2012-02-20 Richard Guenther <rguenther@suse.de>
92 PR tree-optimization/52298
93 * tree-vect-stmts.c (vectorizable_load): Properly use
94 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
97 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
100 * gimple.h (gimple_in_transaction): New.
101 (gimple_set_in_transaction): New.
102 (struct gimple_statement_base): Add in_transaction field.
103 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
105 (tree_ssa_lim_initialize): Compute transaction bits.
106 * tree.h (compute_transaction_bits): Protoize.
107 * trans-mem.c (tm_region_init): Use the heap to store BB
109 (compute_transaction_bits): New.
111 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
113 * gcc.c (display_help): Document --help=common and sort entries
116 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
118 * doc/install.texi: Document check-$LANG specific shortcuts
120 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
123 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
125 * config/arm/arm_neon.h: Regenerate.
126 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
127 (neon_vcgeu): New insn.
128 (neon_vcgtu): Likewise.
129 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
130 (ops): Unsigned comparison intrinsics call a different
133 2012-02-28 Richard Guenther <rguenther@suse.de>
136 * config/i386/i386.c (ix86_expand_vector_set): Fix element
137 ordering for the VEC_CONCAT for two element vectors for
138 V2SFmode, V2SImode and V2DImode.
140 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
143 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
144 detecting big-endian triplets.
146 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
148 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
149 mode if there is no type information available.
151 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
153 PR tree-optimization/53207
154 * doc/invoke.texi: Document as experimental and relying on graphite.
156 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
158 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
159 of initializer to changes from r184614.
161 2012-02-28 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/52395
164 * tree-sra.c (build_ref_for_offset): Also look at the base
165 TYPE_ALIGN when figuring out the alignment of the replacement.
167 2012-02-28 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/52402
170 * ipa-prop.c (ipa_modify_call_arguments): Properly use
171 mis-aligned types when creating the accesses at the call site.
173 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
175 * config/avr/builtins.def: New file.
176 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
177 * config/avr/avr.c (enum avr_builtin_id): Use it.
178 (avr_init_builtins): Use it. And use avr_bdesc.
179 (bdesc_1arg): Remove.
180 (bdesc_2arg): Remove.
181 (bdesc_3arg): Remove.
182 (struct avr_builtin_description): Add field n_args.
183 (avr_bdesc): New static variable using builtins.def.
184 (avr_expand_builtin): Use it.
185 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
186 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
187 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
189 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
192 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
193 match only one single hard register with respective hard reg rtx.
194 (movmemx_<mode>): Ditto.
195 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
196 insn anatomy of movmem[x]_<mode>.
197 (avr_out_movmem): Same for printing assembler and operand usage.
199 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
203 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
204 address spaces located outside of device flash.
206 * config/avr/avr.h (base_arch_s): Remove field n_segments.
207 (mcu_type_s): Add field n_flash.
208 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
209 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
210 (AVR_MCU): Add N_FLASH argument.
211 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
212 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
213 macro __FLASH<n> if that address space makes sense for the device.
214 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
215 outside of target flash.
216 (avr_asm_named_section): Ditto.
217 (avr_asm_select_section): Ditto.
218 (avr_addr_space_convert): Ditto.
219 (avr_emit_movmemhi): Ditto.
220 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
221 address space is outside of device flash.
222 (avr_insert_attributes): Ditto.
223 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
224 avr_current_arch->n_segments.
226 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
229 * config/i386/i386.md (*movabs<mode>_1): Enable only for
231 (*movabs<mode>_2): Likewise.
233 2012-02-27 Jakub Jelinek <jakub@redhat.com>
236 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
237 s_register_operand in the test instead of REG_P. Don't call
238 gen_reg_rtx if it won't be used.
240 PR tree-optimization/52376
241 * ipa-split.c (split_function): Ignore CLOBBER stmts.
243 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
245 * ifcvt.c (noce_get_condition): Check condition variable is not
246 small_register_classes_for_mode_p before accepting.
248 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
250 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
252 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
255 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
256 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
258 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
260 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
262 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
264 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
266 * config/sh/predicates.md: Remove blank lines.
267 * config/sh/sh.c: Fix typos in comments.
268 * config/sh/constraints.md: Likewise.
269 * config/sh/sh.md: Remove blank lines.
270 Fix typos in comments. Use ;; as comment characters.
272 2012-02-26 Walter Lee <walt@tilera.com>
274 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
275 (replace_mov_pcrel_step2): Ditto.
277 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
280 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
281 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
282 and locs that reference values newer than the non-canonical value
283 at hand. Return the canonical value as a worst case.
284 (memrefs_conflict_p): Walk canonical value's locs.
287 * cselib.c (preserve_only_constants): Rename to...
288 (preserve_constants_and_equivs): ... this. Split out...
289 (invariant_or_equiv_p): ... this. Preserve plus expressions
290 of other preserved expressions too.
291 (cselib_reset_table): Adjust.
292 * var-tracking.c (reverse_op): Use canonical value to build
295 2012-02-23 Kai Tietz <ktietz@redhat.com>
297 * config/i386/i386.c (ix86_delegitimize_address): Handle
298 UNSPEC_PCREL plus displacement.
300 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
303 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
304 to test for unusedness in st X addressing.
306 2012-02-24 Richard Guenther <rguenther@suse.de>
309 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
310 (is_gimple_reg_type): Move inline ...
311 * gimple.h (is_gimple_reg_type): ... here.
313 2012-02-24 Richard Guenther <rguenther@suse.de>
316 * passes.c (execute_function_todo): When verifying SSA form
317 verify gimple form first.
318 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
320 2012-02-24 Richard Guenther <rguenther@suse.de>
323 * fold-const.c (fold_addr_of_array_ref_difference): New function.
324 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
326 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
328 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
330 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
332 * tree-phinodes.c (make_phi_node): Mark static.
333 * tree-flow.h (make_phi_node): Remove extern decl.
334 * doc/gimple.texi (make_phi_node): Remove documentation.
336 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
338 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
339 * tree-ssa-sccvn.c (print_scc): Ditto.
341 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
343 * doc/passes.texi (Full redundancy elimination): Fix typo.
345 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
347 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
349 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
352 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
354 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
357 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
359 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
361 * config/avr/avr.md (code_stdname): Add ior, xor.
362 (xior): New code iterator.
363 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
364 (*<code_stdname><mode>qi.byte1-3): Ditto.
366 2012-02-23 Jakub Jelinek <jakub@redhat.com>
368 PR tree-optimization/52019
369 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
372 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
374 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
375 HAVE_INITFINI_ARRAY to work around namespace pollution in
376 certain versions of newlib system headers.
377 * config.in: Regenerate.
378 * configure: Regenerate.
379 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
380 instead of HAVE_INITFINI_ARRAY.
382 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
385 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
386 is not offsettable memory reference.
388 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
391 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
392 setting avr_need_clear_bss_p for __gnu_lto* symbols.
394 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
396 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
397 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
399 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
401 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
402 library on Solaris 8 even without TLS support.
403 * configure: Regenerate.
405 2012-02-22 Richard Guenther <rguenther@suse.de>
408 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
409 for GIMPLE_DEBUG stmts.
411 2012-02-22 Martin Jambor <mjambor@suse.cz>
414 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
415 according to the base object.
417 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
419 PR rtl-optimization/50063
420 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
421 and 2 (8-bit SP) in operand 2.
422 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
423 setup to use movhi_sp_r instead of vanilla move to write SP.
424 Adjust REG_CFA notes to superseed unspec.
425 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
427 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
428 known to be off) only with TARGET_NO_INTERRUPTS. Never use
429 irq_state 1 (IRQ known to be on) here.
431 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
433 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
435 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
436 assign_hard_reg): Likewise.
438 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
440 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
442 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
445 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
446 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
448 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
450 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
451 prototype from here to...
452 * config/avr/avr.h: ...here.
454 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
457 * thumb2.md (thumb2_shiftsi3_short): Split register and
458 immediate shifts. For register shifts tie operands 0 and 1.
459 (peephole2 for above): Check that register-controlled shifts
460 have suitably tied operands.
462 2012-02-21 Quentin Neill <quentin.neill@amd.com>
465 * config/i386/bdver1.md (bdver1_call, bdver1_push,
466 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
467 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
468 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
469 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
470 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
471 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
472 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
473 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
474 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
475 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
476 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
477 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
478 bdver1_ssevector_avx256_unaligned_load,
479 bdver1_ssevector_sse128_unaligned_load,
480 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
481 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
482 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
483 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
484 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
485 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
486 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
487 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
488 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
489 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
490 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
491 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
492 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
493 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
494 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
495 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
496 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
497 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
498 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
499 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
500 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
501 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
502 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
503 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
504 bdver1_ssediv_double_load, bdver1_ssediv_double,
505 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
506 Add "bdver2" attribute.
508 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
510 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
511 default if possible and not specified otherwise.
513 2012-02-21 Richard Guenther <rguenther@suse.de>
516 * gimplify.c (create_tmp_from_val): Use the main variant type
517 for the type of the temporary we create.
519 2012-02-21 Richard Guenther <rguenther@suse.de>
521 PR tree-optimization/52324
522 * gimplify.c (gimplify_expr): When re-gimplifying expressions
523 do not gimplify a MEM_REF address operand if it is already
526 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
528 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
529 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
531 2012-02-21 Richard Guenther <rguenther@suse.de>
533 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
536 2012-02-21 Jakub Jelinek <jakub@redhat.com>
538 PR tree-optimization/52318
539 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
540 vdef also to non-pure/const call stmts in the sequence.
542 2012-02-20 David S. Miller <davem@davemloft.net>
544 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
545 don't use the "rd %pc" instruction on v9 for PIC register loads.
547 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
550 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
551 in a transaction safe function.
553 2012-02-20 Kai Tietz <ktietz@redhat.com>
556 * stor-layout.c (place_field): Handle desired_align for
559 2012-02-20 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/52298
562 * tree-vect-stmts.c (vectorizable_store): Properly use
563 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
565 (vectorizable_load): Likewise.
566 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
567 Access DR_STEP after ensuring it is not NULL.
569 2012-02-20 Jakub Jelinek <jakub@redhat.com>
571 PR tree-optimization/52286
572 * fold-const.c (fold_binary_loc): For (X & C1) | C2
573 optimization use double_int_to_tree instead of build_int_cst_wide,
574 rewrite to use double_int vars.
576 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
579 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
581 Remove -e 0 from $gcc_cv_ld invocation.
582 Only use __GLIBC_PREREQ if defined.
583 Enable on Solaris since Solaris 8 patch.
584 (gcc_SUN_LD_VERSION): New macro.
585 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
586 gcc_SUN_LD_VERSION for version number format.
587 * configure: Regenerate.
588 * varasm.c (get_elf_initfini_array_priority_section): Set
589 SECTION_NOTYPE for non-default priority.
590 Use get_section instead of get_unnamed_section to emit
591 .init_array/.fini_array with default priority.
593 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
595 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
596 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
597 (mips_start_unique_function, mips_output_mips16_rdhwr)
598 (mips_code_end): New functions.
599 (TARGET_ASM_CODE_END): Define.
601 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
603 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
604 to stubs with non-sibling calls.
606 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
608 * doc/invoke.texi (-fira-* options): Copy-edit.
609 (ira-* parameters): Copy-edit.
611 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
613 * doc/invoke.texi: Minor copy-edits to bring into conformance with
614 GCC coding conventions.
616 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
618 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
619 when used as adjectives.
621 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
623 * doc/invoke.texi: Clean up "that"/"which" confusion.
625 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
627 * system.h: Poison SMALL_REGISTER_CLASSES
628 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
629 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
631 2012-02-16 Jakub Jelinek <jakub@redhat.com>
633 PR tree-optimization/52285
634 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
635 when deciding if a call is a tail call or tail recursion.
637 2012-02-16 Kai Tietz <ktietz@redhat.com>
639 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
640 interger-constant displacement for UNSPEC_PCREL.
642 2012-02-16 Jakub Jelinek <jakub@redhat.com>
644 PR rtl-optimization/52208
645 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
646 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
648 PR tree-optimization/52255
649 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
650 loop->header has virtual PHI, but exit_e->dest doesn't, add
651 virtual PHI to exit_e->dest and adjust all uses after the loop.
654 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
655 children with clone_tree_hash, not after it.
657 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
659 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
660 extended identifiers.
662 2012-02-16 Jakub Jelinek <jakub@redhat.com>
665 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
666 a same_body_alias, also test whether e->callee isn't a former
667 or current clone of the decl this is a same body alias of.
670 * cgraphunit.c (verify_cgraph_node): Fix a typo.
672 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
674 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
676 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
679 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
680 force_reg instead of copy_to_reg for better optimization. Force
681 non-register or memory operands into a register.
683 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
685 * extend.texi: Reserve upper bits of memory model for future use.
687 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
688 Anatoly Sokolov <aesok@post.ru>
689 Eric Weddington <eric.weddington@atmel.com>
692 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
693 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
694 Rewrite initializers for .macro.
695 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
696 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
697 atxmega32d4, atxmega32x1.
698 avrxmega4: atxmega64a3, atxmega64d3.
699 avrxmega5: atxmega64a1, atxmega64a1u.
700 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
701 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
702 avrxmega7: atxmega128a1, atxmega128a1u.
703 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
704 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
705 (struct base_arch_s): Rename reserved to xmega_p.
706 Rename reserved2 to have_rampd.
707 (AVR_XMEGA): New define.
708 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
709 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
710 * config/avr/predicates.md (io_address_operand): Take into
712 (low_io_address_operand): Ditto.
713 (high_io_address_operand): Ditto.
714 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
715 (enabled, movhi_sp_r): Use them.
716 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
717 cpp_define_formatted to built-in define __AVR_ARCH__.
718 (__AVR_XMEGA__): New built-in define.
719 (__AVR_HAVE_RAMPD__): New built-in define.
720 (__AVR_HAVE_RAMPX__): New built-in define.
721 (__AVR_HAVE_RAMPY__): New built-in define.
722 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
724 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
725 (avr_option_override): Initialize them.
726 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
727 (avr_init_expanders): Initialize them. No more block several calls.
728 (emit_push_sfr): New static function.
729 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
731 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
732 (avr_print_operand): Print addreeses as symbols for
733 RAMPX, RAMPY, RAMPD, CCP.
734 (output_movhi): Handle AVR_XMEGA when writing to SP.
735 (avr_out_movhi_mr_r_xmega): New static function.
736 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
737 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
738 __RAMPD__, __CCP__ as needed.
740 * config/avr/multilib.h: Regenerate.
741 * config/avr/t-multilib: Regenerate.
742 * config/avr/avr-tables.opt: Regenerate.
744 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
746 PR tree-optimization/50561
747 * graphite-flattening.c (lst_project_loop): Do not
748 remove old scattering dimensions after flattening.
749 (lst_do_flatten): Likewise.
751 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
753 * doc/extend.texi (AVR Built-in Functions): Remove doc for
754 __builtin_avr_map8, __builtin_avr_map16.
755 Document __builtin_avr_insert_bits.
757 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
758 (insert_bits): New insn.
759 (adjust_len.map_bits): Rename to insert_bits.
760 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
761 * avr-protos.h (avr_out_map_bits): Remove.
762 (avr_out_insert_bits, avr_has_nibble_0xf): New.
763 * config/avr/constraints.md (Cxf,C0f): New.
764 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
765 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
766 New built-in define __BUILTIN_AVR_INSERT_BITS.
767 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
768 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
769 (avr_move_bits): Rewrite.
770 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
772 (avr_map_op_t): New typedef.
773 (avr_map_op): New static variable.
774 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
775 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
776 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
777 (bdesc_3arg, avr_expand_triop_builtin): New.
778 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
779 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
780 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
781 (avr_map_equal_p, avr_map_sig_p): Remove.
782 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
783 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
784 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
785 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
786 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
787 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
789 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
791 * config/c6x/c6x.md (reserve_cycles): New attribute.
792 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
793 don't reserve functional units after the branch occurs.
795 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
798 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
799 functions into non-tm_pure functions.
801 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
804 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
805 (iterative_hash_canonical_type): Likewise.
806 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
809 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
811 * haifa-sched.c (prune_ready_list): Ensure that if there is a
812 sched-group insn, it either remains alone or the entire list is pruned.
814 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
816 * doc/install.texi (Prerequisites): Fix grammar.
817 (Configuration): Likewise.
819 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
821 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
822 MPC as part of GCC before describing configuring with --with-gmp etc.
823 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
826 2012-02-14 Jakub Jelinek <jakub@redhat.com>
829 * dwarf2out.c (clone_tree_hash): New function.
830 (copy_decls_walk): Use it instead of clone_tree.
832 2012-02-14 Richard Guenther <rguenther@suse.de>
834 PR tree-optimization/52244
835 PR tree-optimization/51528
836 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
837 replacements for integral types.
839 2012-02-14 Walter Lee <walt@tilera.com>
841 * config.gcc: Handle tilegx and tilepro.
842 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
844 Add HAVE_AS_TLS check for tilegx and tilepro.
845 * configure: Regenerate.
846 * doc/contrib.texi: Add Mat Hostetter and self.
847 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
848 Document instruction intrinsics and network accessing intrinsics.
849 (TILEPro Built-in Functions): New node. Document instruction
850 intrinsics and network accessing intrinsics.
851 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
852 (Specific, tilepro-*-linux*): Likewise.
853 * doc/invoke.texi (TILE-Gx Options): New section.
854 (TILEPro Options): New section.
855 * doc/md.texi (TILE-Gx): New section.
856 (TILEPro): New section.
857 * common/config/tilegx/tilegx-common.c: New file.
858 * common/config/tilepro/tilepro-common.c: New file.
859 * config/tilegx/constraints.md: New file.
860 * config/tilegx/linux.h: New file.
861 * config/tilegx/mul-tables.c: New file.
862 * config/tilegx/predicates.md: New file.
863 * config/tilegx/sync.md: New file.
864 * config/tilegx/t-tilegx: New file.
865 * config/tilegx/tilegx-builtins.h: New file.
866 * config/tilegx/tilegx-c.c: New file.
867 * config/tilegx/tilegx-generic.md: New file.
868 * config/tilegx/tilegx-modes.def: New file.
869 * config/tilegx/tilegx-multiply.h: New file.
870 * config/tilegx/tilegx-protos.h: New file.
871 * config/tilegx/tilegx.c: New file.
872 * config/tilegx/tilegx.h: New file.
873 * config/tilegx/tilegx.md: New file.
874 * config/tilegx/tilegx.opt: New file.
875 * config/tilepro/constraints.md: New file.
876 * config/tilepro/gen-mul-tables.cc: New file.
877 * config/tilepro/linux.h: New file.
878 * config/tilepro/mul-tables.c: New file.
879 * config/tilepro/predicates.md: New file.
880 * config/tilepro/t-tilepro: New file.
881 * config/tilepro/tilepro-builtins.h: New file.
882 * config/tilepro/tilepro-c.c: New file.
883 * config/tilepro/tilepro-generic.md: New file.
884 * config/tilepro/tilepro-modes.def: New file.
885 * config/tilepro/tilepro-multiply.h: New file.
886 * config/tilepro/tilepro-protos.h: New file.
887 * config/tilepro/tilepro.c: New file.
888 * config/tilepro/tilepro.h: New file.
889 * config/tilepro/tilepro.md: New file.
890 * config/tilepro/tilepro.opt: New file.
892 2012-02-14 Jakub Jelinek <jakub@redhat.com>
894 PR tree-optimization/52210
895 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
896 vect_model_simple_cost with two entry vect_def_type array instead
899 2012-02-14 Richard Guenther <rguenther@suse.de>
902 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
903 Do not stream DECL_QUALIFIER.
904 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
905 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
906 (find_decls_types_r): Do not walk DECL_QUALIFIER.
908 2012-02-14 Jakub Jelinek <jakub@redhat.com>
911 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
914 2012-02-13 Jakub Jelinek <jakub@redhat.com>
917 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
918 * cselib.c (cselib_subst_to_values_from_insn): New function.
919 * sched-deps.c (add_insn_mem_dependence,
920 sched_analyze_1, sched_analyze_2): Use it.
922 2012-02-13 Jan Hubicka <jh@suse.cz>
925 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
927 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
929 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
930 (GTM_SELF_SPECS): Define if not already defined.
931 (driver_self_specs): Add GTM_SELF_SPECS.
932 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
933 (GTM_SELF_SPECS): Define.
934 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
935 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
937 2012-02-13 Jakub Jelinek <jakub@redhat.com>
939 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
942 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
945 * omp-low.c (expand_omp_for): If a static schedule without chunk size
946 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
948 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
951 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
953 2012-02-13 Richard Guenther <rguenther@suse.de>
956 * passes.c (enable_disable_pass): Fix typo.
958 2012-02-13 Jakub Jelinek <jakub@redhat.com>
961 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
962 XOR for reduce_bit_field if type is unsigned.
964 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
966 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
967 disallow changes from SFmode to mode with different size in FP regs.
969 2012-02-12 Robert Millan <rmh@gnu.org>
970 Gerald Pfeifer <gerald@pfeifer.com>
972 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
975 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
977 PR rtl-optimization/52175
978 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
979 to frame-related instructions.
981 2012-02-10 Jason Merrill <jason@redhat.com>
984 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
985 (demangle_new_symbols): Fill it.
986 (scan_linker_output): Walk it.
987 (start_tweaking): Split out from scan_linker_output.
988 (maybe_tweak): Update sym->chosen.
989 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
991 2012-02-11 Jakub Jelinek <jakub@redhat.com>
994 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
996 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
998 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
999 having the same mode as previous compare.
1001 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
1003 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
1004 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
1005 (nonlocal_goto_internal): Likewise.
1006 (nonlocal_goto): Emit a use and an indirect jump directly.
1008 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
1011 * doc/extend.texi : Update comments for __atomic_compare_exchange and
1012 __atomic_{is,always}_lock_free.
1014 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
1018 negative constant address for x32.
1020 2012-02-10 Richard Henderson <rth@redhat.com>
1022 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
1023 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
1024 for GIMPLE_TRANSACTION. Tidy if's into a switch.
1026 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1027 Ira Rosen <irar@il.ibm.com>
1029 PR tree-optimization/50031
1030 * targhooks.c (default_builtin_vectorization_cost): Handle
1032 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
1033 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
1034 all types of reduction and pattern statements.
1035 (vect_estimate_min_profitable_iters): Likewise.
1036 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
1037 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
1038 for explicit realigns.
1039 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
1040 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
1042 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
1043 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
1044 vec_perm for VSX and handle vec_promote_demote.
1046 2012-02-10 Jakub Jelinek <jakub@redhat.com>
1049 * builtins.c (fold_builtin_atomic_always_lock_free,
1050 expand_builtin_atomic_always_lock_free,
1051 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
1052 Return and/or test boolean_true_node/boolean_false_node instead of
1053 integer_one_node/integer_zero_node.
1055 2012-02-10 Jan Hubicka <jh@suse.cz>
1058 * predict.c (predict_paths_for_bb): Prevent looping.
1059 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
1061 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
1063 * config/arm/arm.c (output_move_double): In one case properly
1064 count number of instructions that will be emitted.
1066 2012-02-10 Richard Guenther <rguenther@suse.de>
1068 PR translation/52193
1069 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
1071 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
1074 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
1076 2012-02-09 Jakub Jelinek <jakub@redhat.com>
1079 * var-tracking.c (emit_note_insn_var_location): If
1080 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
1081 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
1082 non-NOTE_DURING_CALL_P insn.
1084 2012-02-09 Bin Cheng <bin.cheng@arm.com>
1087 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
1089 2012-02-08 Magnus Granberg <zorry@gentoo.org>
1092 * gcc.c (switch_matches) Support switches with separated form,
1095 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
1097 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
1099 (RAMPZ_ADDR): Ditto.
1100 * config/avr/avr.c (avr_addr_t): New typedef.
1101 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
1102 (avr_init_expanders): Initialize it.
1103 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
1105 (expand_epilogue): Ditto.
1106 (avr_print_operand): Ditto.
1107 (avr_file_start): Ditto.
1108 (avr_emit_movmemhi): Ditto.
1110 2012-02-08 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/46886
1113 * tree-flow.h (do_while_loop_p): Declare.
1114 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
1115 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
1117 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
1119 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
1120 always succeed for integers larger than a native word.
1122 2012-02-08 Richard Guenther <rguenther@suse.de>
1124 PR rtl-optimization/52170
1125 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
1126 properly handle integer vector modes.
1128 2012-02-08 Jakub Jelinek <jakub@redhat.com>
1130 PR gcov-profile/52150
1131 * coverage.c: Include target.h.
1132 (build_var): Call targetm.strip_name_encoding on the assembler name.
1133 Change one _ into . or $ if the target allows it.
1134 * Makefile.in (coverage.o): Depend on $(TARGET_H).
1136 PR rtl-optimization/52139
1137 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
1138 is a BARRIER after emit_insn_after_noloc, move BB_END
1139 to the last non-BARRIER insn before it.
1141 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
1144 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
1145 (mips_gimplify_va_arg_expr): Call it instead of
1146 std_gimplify_va_arg_expr.
1148 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1150 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
1151 message for -mno-pointers-to-nested-function.
1153 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
1156 * expr.c (get_inner_reference): If there is an offset, add a negative
1157 bit position to it (if any).
1159 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1161 PR rtl-optimization/52060
1162 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
1163 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
1164 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
1165 and/or i0src_copy2 when needed.
1167 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1169 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
1170 or LTOPLUGINSONAME if have_c.
1172 * config/freebsd-spec.h: Add comment about what macros can be defined
1174 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
1175 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
1178 2012-02-07 Richard Guenther <rguenther@suse.de>
1180 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
1181 newline in -alias dumps.
1183 2012-02-07 Kai Tietz <ktietz@redhat.com>
1184 Dave Korn <dave.korn.cygwin@gmail.com>
1187 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1188 Take care that typinfo gets dllexport-attribute.
1190 2012-02-07 Jakub Jelinek <jakub@redhat.com>
1193 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
1194 if modifier < EXPAND_SUM call force_operand on the result.
1196 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
1198 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
1199 adding __forwarder_dst__ prefix if a forwarder_section attribute is
1201 (epiphany_function_type): Replace types for specific interrupts with
1202 EPIPHANY_FUNCTION_INTERRUPT.
1203 (EPIPHANY_INTERRUPT_P): Update.
1204 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
1205 New static function.
1206 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
1207 <disinterrupt>: Affects type identity.
1208 (epiphany_handle_interrupt_attribute): Handle variable number of
1210 (epiphany_compute_function_type): Update for new
1211 epiphany_function_type definition.
1212 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
1213 handlers with a longcall forwarder.
1214 (epiphany_start_function): Handle multiple interrupt arguments and/or
1215 forwarder_section attribute.
1217 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
1220 2012-02-07 Alan Modra <amodra@gmail.com>
1223 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
1226 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1228 PR tree-optimization/50969
1229 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
1230 use vec_perm rather than vector_stmt.
1231 (vect_model_load_cost): Likewise.
1232 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
1233 vec_perm to be the same as other vector statements.
1234 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
1235 cost of vec_perm for TARGET_VSX.
1237 2012-02-06 Richard Guenther <rguenther@suse.de>
1239 PR tree-optimization/52115
1240 * tree-sra.c (access_has_replacements_p): New function.
1241 (sra_modify_assign): Use it to decide whether a use is uninitialized.
1243 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
1246 * trans-mem.c (expand_call_tm): Add an assertion.
1247 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
1250 2012-02-06 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/50955
1253 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
1254 raise cost of expressions that replace an address with an
1255 expression based on a different pointer.
1257 2012-02-06 Jakub Jelinek <jakub@redhat.com>
1260 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
1261 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
1263 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
1266 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
1267 -Weffc++ and specify guidelines come from second edition.
1269 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1271 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
1272 (sibcall_value_multiple_internal, call_split, call_internal_direct)
1273 (call_direct_split, call_value_split, call_value_internal_direct)
1274 (call_value_direct_split, call_value_multiple_split): Use jal and
1275 jal_macro attributes.
1277 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
1279 * reload1.c (reload_regs_reach_end_p): Replace with...
1280 (reload_reg_rtx_reaches_end_p): ...this function.
1281 (new_spill_reg_store): Update commentary.
1282 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
1283 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
1284 before setting new_spill_reg_store.
1285 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
1286 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
1287 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
1288 for non-spill reload registers.
1290 2012-02-05 Ira Rosen <irar@il.ibm.com>
1292 PR tree-optimization/52091
1293 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
1294 (vect_is_simple_use_1): Likewise.
1295 * tree-vect-loop.c (vectorizable_reduction): Update calls
1296 to vect_is_simple_use_1 and vect_is_simple_use.
1297 (vectorizable_live_operation): Likewise.
1298 * tree-vect-patterns.c (widened_name_p,
1299 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
1300 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
1301 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1302 vectorizable_shift,vectorizable_operation, vectorizable_store,
1303 vectorizable_load): Likewise.
1304 (vect_is_simple_cond): Add an argument, pass it to
1305 vect_is_simple_use_1.
1306 (vectorizable_condition): Update calls to vect_is_simple_cond,
1308 (vect_is_simple_use): Add an argument, the statement in which
1309 OPERAND is used. Check that if OPERAND's def stmt is a double
1310 reduction phi node, the use is a phi node too.
1311 (vect_is_simple_use_1): Add an argument, pass it to
1313 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
1314 to vect_is_simple_use.
1316 2012-02-04 Jakub Jelinek <jakub@redhat.com>
1318 PR rtl-optimization/52095
1319 * modulo-sched.c (dump_insn_locator): New function.
1320 (loop_canon_p, sms_schedule): Use it.
1322 PR rtl-optimization/52113
1323 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
1324 even for decomposable shift/zext insns.
1326 2012-02-03 Jakub Jelinek <jakub@redhat.com>
1327 Zdenek Dvorak <ook@ucw.cz>
1329 PR rtl-optimization/52092
1330 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
1331 on get_iv_value result.
1333 2012-02-02 Andrew Pinski <apinski@cavium.com>
1337 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
1339 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1342 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
1344 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
1346 PR rtl-optimization/49800
1347 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
1348 (sched_finish): Call regstat_free_n_sets_and_refs.
1350 2012-02-02 Jia Liu <proljc@gmail.com>
1352 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
1355 2012-02-02 Jan Hubicka <jh@suse.cz>
1356 Tom de Vries <tom@codesourcery.com>
1359 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
1360 * varpool.c (varpool_analyze_pending_decls): Likewise.
1362 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
1363 Jayant R Sonar <jayant.sonar@kpitcummins.com>
1365 * config.gcc: Add cr16-* support.
1367 * doc/extend.texi: Document cr16 extensions.
1368 * doc/install.texi: Document cr16 install.
1369 * doc/invoke.texi: Document cr16 options.
1370 * doc/md.texi: Document cr16 constraints.
1372 * common/config/cr16/cr16-common.c: New file.
1373 * config/cr16/cr16.c: New file.
1374 * config/cr16/cr16.h: New file.
1375 * config/cr16/cr16.md: New file.
1376 * config/cr16/cr16.opt: New file.
1377 * config/cr16/cr16-protos.h: New file.
1378 * config/cr16/predicates.md: New file.
1379 * config/cr16/constraints.md: New file.
1380 * config/cr16/t-cr16: New file.
1382 2012-02-02 Jakub Jelinek <jakub@redhat.com>
1385 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
1386 that operands[2] is either immediate, or q_regs_operand.
1388 PR tree-optimization/52073
1389 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
1390 a pattern stmt for pattern uses, ignore uses outside of the loop.
1392 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1394 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
1395 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
1396 (OUT_AS1, OUT_AS2): Remove.
1398 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
1400 PR rtl-optimization/51374
1401 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
1402 to cross other volatile_refs_p insns.
1404 2012-02-01 Richard Guenther <rguenther@suse.de>
1406 * doc/invoke.texi (fno-inline): Clarify documentation.
1407 (finline-small-functions): Likewise.
1408 (finline-functions): Likewise.
1409 * common.opt (finline): Adjust comment and documentation.
1410 (finline-small-functions): Clarify documentation.
1411 (finline-functions): Likewise.
1412 (finline-functions-called-once): Likewise.
1414 2012-02-01 Tristan Gingold <gingold@adacore.com>
1416 * c-typeck.c (composite_type): Keep mode for pointers.
1418 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
1420 * function.h (regno_reg_rtx): Adjust comment.
1421 * reginfo.c (init_reg_modes_target): Only use the previous mode
1422 if it fits within one register. Remove MIPS comment.
1424 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1427 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
1429 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1431 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
1432 to srak instruction.
1434 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1436 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
1438 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1443 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
1445 2012-01-31 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/51528
1448 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
1451 2012-01-31 Jakub Jelinek <jakub@redhat.com>
1456 * ree.c (add_removable_extension): Change def_map argument
1457 to unsigned *, store in def_map 1 + offset into *insn_list vector
1458 instead of pointers into the vector.
1459 (find_removable_extensions): Adjust caller.
1461 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1463 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
1464 Transform all "* quoted-c-code" to { c-code }.
1465 Remove redundant test for "optimize" in combine patterns.
1466 Move (include "avr-dimode.md") to end of file.
1468 2012-01-30 Bin Cheng <bin.cheng@arm.com>
1471 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
1472 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
1474 2012-01-30 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/52028
1477 * tree-loop-distribution.c (ldist_gen): Properly update
1480 2012-01-30 Jakub Jelinek <jakub@redhat.com>
1483 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
1484 set_cur_line_info_table if not emitting debug info.
1486 PR tree-optimization/52046
1487 * tree-vect-patterns.c (check_bool_pattern): Give up if
1488 a comparison could throw.
1491 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
1493 2012-01-30 Richard Guenther <rguenther@suse.de>
1495 PR tree-optimization/52045
1496 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
1497 SSA form if cfgcleanup did anything.
1499 2012-01-30 Richard Guenther <rguenther@suse.de>
1501 PR tree-optimization/52045
1502 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
1503 before computing final todo.
1505 2012-01-30 Richard Guenther <rguenther@suse.de>
1507 PR tree-optimization/51528
1508 * tree-sra.c (sra_modify_assign): Re-factor in preparation
1511 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
1513 * df-problems.c (df_kill_notes): Check that the use refers
1514 to the note under examination.
1516 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
1519 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
1520 parameter and use short-lived pseudos.
1521 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
1522 (sparc_expand_vector_init): Const-ify local variables and adjust
1523 calls to above functions.
1525 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
1527 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
1529 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
1531 * doc/invoke.texi: Make usage of "compile time" and
1532 "run time"/"runtime" consistent throughout the file.
1534 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
1536 * config/alpha/alpha.c (alpha_option_override): Default to
1537 full IEEE compliance mode for Go language.
1539 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
1541 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
1542 (LINK_SSP_SPEC): Define.
1544 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1547 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
1550 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
1552 * doc/invoke.texi: Correct hyphenation of "floating point",
1553 "double precision", and related terminology throughout the file.
1555 2012-01-28 Jakub Jelinek <jakub@redhat.com>
1558 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
1559 arm_general_register_operand predicate for operand 2 instead of
1562 2012-01-27 Ian Lance Taylor <iant@google.com>
1565 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
1566 * builtins.c (expand_builtin_init_trampoline): Add onstack
1567 parameter. Change caller.
1568 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
1569 * tree.c (build_common_builtin_nodes): Declare
1570 __builtin_init_heap_trampoline.
1572 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
1574 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
1575 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
1576 * config/avr/avr.c: Ditto.
1577 (avr_regnames): Remove because unused.
1578 * config/avr/avr.md (*cpse.ne): New peephole.
1579 (*cpse.eq): New peephole from former cpse peepholes.
1581 2012-01-27 Michael Eager <eager@eagercon.com>
1583 * config/microblaze.c (microblaze_emit_compare): Correct
1584 test after pcmp instruction.
1586 2012-01-27 Richard Guenther <rguenther@suse.de>
1588 PR tree-optimization/52020
1589 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
1591 2012-01-27 Richard Guenther <rguenther@suse.de>
1593 * ipa-pure-const.c (check_stmt): Clobbers do not make a
1594 function non-const/pure.
1596 2012-01-27 Richard Guenther <rguenther@suse.de>
1598 PR tree-optimization/50444
1599 * tree-sra.c (build_ref_for_offset): Properly adjust the
1600 MEM_REF type for unaligned accesses.
1602 2012-01-27 Richard Guenther <rguenther@suse.de>
1604 PR tree-optimization/50444
1605 * expr.c (mem_ref_refers_to_non_mem_p): New function.
1606 (expand_assignment): Use it. Properly handle misaligned
1607 bases when expanding stores to component references.
1608 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
1611 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
1614 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
1615 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
1616 * tree-data-ref.c (find_data_references_in_loop): Make static.
1617 (compute_all_dependences): Change return type to bool. Bail out
1618 for too many datarefs in a loop. Move the hunk resetting the data
1619 dependences vector from ...
1620 (compute_data_dependences_for_loop): ... here. Account for
1621 compute_all_dependences returning false.
1622 (compute_data_dependences_for_bb): Likewise.
1623 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
1624 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
1626 2012-01-27 Richard Guenther <rguenther@suse.de>
1629 * expr.c (store_field): Use the alias-set of the scratch memory
1632 2012-01-27 Tom de Vries <tom@codesourcery.com>
1634 PR tree-optimization/51990
1635 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
1637 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
1639 2012-01-27 Jakub Jelinek <jakub@redhat.com>
1642 * var-tracking.c (reverse_op): Don't add any reverse operation
1643 if V already has any constant locations.
1645 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1647 * doc/invoke.texi: Correct usage of "command line" (noun)
1648 vs "command-line" (adjective) throughout.
1650 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
1652 * doc/invoke.texi (Language Independent Options): Move
1653 -Wcoverage-mismatch blurb from here....
1654 (Warning Options): ...to here.
1656 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
1658 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1659 Set rs6000_always_hint to false for 476.
1661 2012-01-27 Matthias Klose <doko@ubuntu.com>
1663 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
1665 * incpath.c (add_standard_paths): Likewise.
1667 2012-01-27 Richard Henderson <rth@redhat.com>
1669 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1670 * config/m68k/sync.md (atomic_test_and_set): Rename from
1671 sync_test_and_setqi and adjust the operands.
1672 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
1673 and unconditionally enable.
1675 2012-01-27 Richard Henderson <rth@redhat.com>
1677 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1678 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
1679 (ldstub): Rename from ldstubqi.
1680 (ldstub<I24MODE>): Remove.
1682 2012-01-27 Richard Henderson <rth@redhat.com>
1684 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
1685 * c-cppbuiltin.c (cpp_atomic_builtins): Define
1686 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
1687 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
1688 * doc/tm.texi: Rebuild.
1690 2012-01-27 Richard Henderson <rth@redhat.com>
1692 * optabs.c (gen_atomic_test_and_set): Remove default.
1693 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
1695 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1697 PR rtl-optimization/51978
1698 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
1699 (combine_reaching_defs): Likewise.
1700 (struct re_info): Remove.
1701 (add_removable_extension): Remove x and data arguments,
1702 add insn, insn_list and def_map. Use the arguments directly
1703 instead of using struct re_info.
1704 (find_removable_extensions): Don't call add_removable_extension
1705 through note_stores, instead just call it with single_set
1707 (find_and_remove_re): Pass curr_cand->expr instead of
1708 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
1710 2012-01-26 Michael Matz <matz@suse.de>
1712 PR tree-optimization/46590
1713 * cfgexpand.c: Revert last change (r183305).
1714 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
1716 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
1717 checking for emptiness.
1719 2012-01-26 Jakub Jelinek <jakub@redhat.com>
1722 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
1723 non-addressable non-BLKmode base correctly.
1725 2012-01-26 Michael Matz <matz@suse.de>
1727 PR tree-optimization/48794
1728 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
1729 regions referenced from RESX/EH_DISPATCH.
1731 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1733 * config/s390/s390.h: Make BRANCH_COST an option.
1734 * config/s390/s390.opt: New option -mbranch-cost.
1736 2012-01-26 Richard Henderson <rth@redhat.com>
1738 Revert 2012-01-24 change:
1739 * trans-mem.c (requires_barrier): Do not instrument thread local
1740 variables and emit save/restore for them.
1742 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1745 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
1748 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
1750 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
1753 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
1756 Rename __pgm to __flash.
1757 Rename __pgm1 to __flash1.
1758 Rename __pgm2 to __flash2.
1759 Rename __pgm3 to __flash3.
1760 Rename __pgm4 to __flash4.
1761 Rename __pgm5 to __flash5.
1762 Rename __pgmx to __memx.
1763 * doc/extend.texi (AVR Named Address Spaces)
1764 Rename address space names as indicated above.
1765 * config/avr/avr.c (avr_addrspace): Ditto.
1767 * config/avr/avr-protos.h
1768 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
1769 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
1770 * config/avr/predicates.md: Ditto.
1771 * config/avr/avr.c Ditto, and
1772 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
1773 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
1775 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
1776 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
1777 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
1778 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
1779 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
1780 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
1781 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
1782 * config/avr/avr.c: Ditto.
1783 * config/avr/avr.md: Ditto.
1785 2012-01-25 Jason Merrill <jason@redhat.com>
1788 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
1790 2012-01-25 Jakub Jelinek <jakub@redhat.com>
1792 PR tree-optimization/51987
1793 * tree-data-ref.c (get_references_in_stmt): Handle references in
1794 non-volatile GIMPLE_ASM.
1796 2012-01-25 Richard Guenther <rguenther@suse.de>
1798 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
1799 bases are dereferenced.
1801 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1803 PR rtl-optimization/48374
1804 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
1806 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
1808 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
1809 compute_data_dependences_for_loop returns false.
1810 * tree-parloops.c (loop_parallel_p): Likewise.
1812 2012-01-25 Richard Guenther <rguenther@suse.de>
1814 * tree.h (get_pointer_alignment_1): Declare.
1815 * builtins.c (get_pointer_alignment_1): New function.
1816 (get_pointer_alignment): Use it.
1818 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1820 PR rtl-optimization/48308
1821 * combine.c (enum undo_kind): Add UNDO_LINKS.
1822 (struct undo): Add member l to other_contents and where.
1823 (do_SUBST_LINK): New.
1825 (try_combine): Handle LOG_LINKS for the dummy i1 case.
1826 (undo_all): Handle UNDO_LINKS.
1828 2012-01-25 Richard Henderson <rth@redhat.com>
1830 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
1833 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1835 * optabs.c (gen_atomic_test_and_set): Use each argument.
1837 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1839 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
1840 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
1841 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
1842 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
1843 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
1844 TARGET_PAIRED_SINGLE_FLOAT.
1846 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1848 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1849 (in_struct, return_val): Remove MEM documentation.
1850 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
1851 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
1852 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
1854 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1855 * cfgexpand.c (add_alias_set_conflicts): Likewise.
1856 * expr.c (store_field): Likewise.
1857 * function.c (assign_stack_temp_for_type): Likewise.
1858 * ifcvt.c (noce_try_cmove_arith): Likewise.
1859 * reload1.c (reload): Likewise.
1860 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
1861 (alpha_set_memflags): Likewise.
1862 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
1864 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
1866 * rtl.h (true_dependence, canon_true_dependence): Remove varies
1868 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
1869 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
1870 (true_dependence_1, true_dependence, canon_true_dependence): Remove
1872 * cselib.c (cselib_rtx_varies_p): Delete.
1873 (cselib_invalidate_mem): Update call to canon_true_dependence.
1874 * dse.c (record_store, check_mem_read_rtx): Likewise.
1875 (scan_reads_nospill): Likewise.
1876 * cse.c (check_dependence): Likewise.
1877 (cse_rtx_varies_p): Delete.
1878 * expr.c (safe_from_p): Update call to true_dependence.
1879 * ira.c (validate_equiv_mem_from_store): Likewise.
1880 (memref_referenced_p): Likewise.
1881 * postreload-gcse.c (find_mem_conflicts): Likewise.
1882 * sched-deps.c (sched_analyze_2): Likewise.
1883 * store-motion.c (load_kills_store): Likewise.
1884 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
1885 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1886 (compute_transp): Update call to canon_true_dependence.
1888 2012-01-25 Richard Henderson <rth@redhat.com>
1890 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
1891 (maybe_emit_atomic_test_and_set): New.
1892 (expand_sync_lock_test_and_set): Use it.
1893 (expand_atomic_test_and_set): Likewise.
1894 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
1895 the implementation; clarify implementation defined details.
1896 * doc/md.texi (atomic_test_and_set): Document.
1898 2012-01-25 Richard Henderson <rth@redhat.com>
1900 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
1902 2012-01-25 Richard Henderson <rth@redhat.com>
1905 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
1906 to effect no-op split.
1908 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1911 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
1912 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
1913 (BT_FN_VOID_PTR_INT_SIZE): New.
1914 (BT_FN_UINT_UINT_VAR): Remove.
1915 (BT_FN_UINT32_UINT32_VAR): New.
1916 (BT_FN_DOUBLE_VPTR): Remove.
1917 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
1919 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
1920 (_ITM_changeTransactionMode): Same.
1921 (_ITM_memmoveRtWt): Change return type to void.
1922 (_ITM_memcpyRtWt): Same.
1923 (_ITM_memsetW): Same.
1924 (_ITM_RaRD): Change types to double.
1929 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
1931 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
1932 Patrick Marlier <patrick.marlier@gmail.com>
1934 * trans-mem.c (requires_barrier): Do not instrument thread local
1935 variables and emit save/restore for them.
1937 2012-01-24 Jason Merrill <jason@redhat.com>
1940 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
1941 output static aliases.
1943 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1946 * common.opt (-pie, -shared, pie, shared): Change from Common to
1948 * gcc.c (display_help): Display help for -pie and -shared.
1950 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
1953 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
1954 Remove note on size/offset limitation.
1955 (AVR Variable Attributes): Add example how to read data located
1956 with progmem. Refer to named address spaces.
1957 * doc/invoke.texi (AVR Options): Fix typo.
1959 2012-01-24 Richard Guenther <rguenther@suse.de>
1961 Forward-port to trunk
1962 2010-09-21 Jakub Jelinek <jakub@redhat.com>
1965 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
1966 op0 isn't sufficiently aligned and there is movmisalignM
1967 insn for mode, use it to load op0 into a temporary register.
1969 2012-01-24 Jakub Jelinek <jakub@redhat.com>
1972 * target.def (const_not_ok_for_debug_p): New hook.
1973 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
1975 * doc/tm.texi: Regenerated.
1976 * dwarf2out.c (const_ok_for_output_1): If
1977 targetm.const_not_ok_for_debug_p returns true, fail.
1978 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
1980 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
1982 2012-01-23 Kai Tietz <ktietz@redhat.com>
1985 * config/i386/predicates.md (symbolic_operand): Allow
1986 UNSPEC_PCREL as PIC expression for lea.
1987 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
1988 * config/i386/i386.c (ix86_delegitimize_address): Handle
1989 UNSPEC_PCREL for none-MEM, too.
1991 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
1993 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
1994 (ipa_tm_create_version_alias): Same.
1996 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
1999 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
2000 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
2002 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
2003 Patrick Marlier <patrick.marlier@gmail.com>
2004 Iain Sandoe <developer@sandoe-acoustics.co.uk>
2007 * lto-wrapper.c (run_gcc): Pass the LTO section name to
2008 simple_object_start_read.
2010 2012-01-23 Richard Guenther <rguenther@suse.de>
2013 PR tree-optimization/51895
2014 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
2015 parameter decomposition into BLKmode components.
2017 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
2019 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
2020 fake variables for restrict-qualified pointers whose pointed-to type
2021 contains a placeholder.
2023 2012-01-23 Richard Guenther <rguenther@suse.de>
2025 PR tree-optimization/51949
2026 * ipa-split.c (execute_split_functions): Do not split malloc functions.
2028 2012-01-23 Jakub Jelinek <jakub@redhat.com>
2030 PR rtl-optimization/51933
2031 * ree.c (transform_ifelse): Return true right away if dstreg is
2032 already wider or equal to cand->mode.
2033 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
2034 (make_defs_and_copies_lists): Remove defs_list and copies_list
2035 arguments, add state argument, just truncate state->work_list
2036 instead of always allocating and freeing the vector. Assert that
2037 get_defs succeeds instead of returning 2. Changed return type to bool.
2038 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
2039 have ext_src_mode, see if it has been modified already with the
2040 right kind of extension and has been extended before from the
2041 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
2042 just return true. Remember the original mode in state->modified array.
2043 (combine_reaching_defs): Add state argument. Don't allocate and
2044 free here def_list, copied_list and vec vectors, instead just
2045 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
2046 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
2047 Add state variable, clear vectors in it, initialize state.modified
2048 if needed. Free all the vectors at the end and state.modified too.
2049 Don't skip a candidate if the extension expression has been modified.
2051 2012-01-22 Douglas B Rupp <rupp@gnat.com>
2054 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
2055 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
2056 (extra_options) interix.opt -> i386/interix.opt"
2057 (extra_objs):Add winnt-stubs.o
2058 * configure.ac: Add interix to target_os .comm on PE check.
2059 * configure: Regenerate.
2060 * config/interix3.h: Delete and move bits to..
2061 * config/interix.h: Delete and move bits to..
2062 * config/i386/i386-interix3.h: Delete and move bits to..
2063 * config/i386/i386-interix.h: ..here.
2064 (TARGET_CPU_DEFAULT): Remove redefinition.
2065 (TARGET_ASM_CONSTRUCTOR): Undefine.
2066 (SUBTARGET_SWITCHES): Define for ms-bitfields.
2067 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
2068 (PTRDIFF_TYPE): Define.
2069 (LONG_DOUBLE_TYPE_SIZE): Define.
2070 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
2071 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2072 (TARGET_SECTION_TYPE_FLAGS): Define.
2073 (ASM_DECLARE_FUNCTION_NAME): Define.
2074 (ASM_OUTPUT_EXTERNAL): Define.
2075 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
2076 (ASM_OUTPUT_ALIGNED_BSS): Define.
2077 (PCC_BITFIELD_TYPE_MATTERS): Define.
2078 (USE_CONST_SECTION): Define.
2079 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
2080 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2081 (SUPPORTS_ONE_ONLY): Remove.
2082 (I386_PE_STRIP_ENCODING): Define.
2083 * config/interix.opt: Delete and move bits to..
2084 * config/i386/interix.opt: ..here. New.
2085 (mpe-aligned-commons): Add.
2086 * config/i386/t-interix: Add copyright header.
2087 (winnt-stubs.o): Add rule.
2089 2012-01-22 Jason Merrill <jason@redhat.com>
2092 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
2093 for extra name aliases.
2095 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
2097 PR rtl-optimization/51924
2098 * ree.c (combine_set_extension): Improve debugging message.
2099 (combine_reaching_defs): Likewise.
2100 (get_defs): Rename confusingly named variable.
2101 (find_and_remove_re): Skip a candidate if the extension expression has
2104 2012-01-21 Robert Millan <rmh@gnu.org>
2105 Gerald Pfeifer <gerald@pfeifer.com>
2107 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
2108 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
2110 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2112 PR tree-optimization/51914
2113 * tree-vect-stmts.c (vectorizable_conversion): For
2114 cvt_type && modifier == WIDEN, put temporary with cvt_type
2115 at the beginning of vec_dsts and set vec_dest to temporary
2118 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
2120 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
2122 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
2124 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
2125 * config/rs6000/rs6000.c: Likewise.
2127 2012-01-20 Jakub Jelinek <jakub@redhat.com>
2130 * config/arm/arm.c (arm_count_output_move_double_insns): Call
2131 output_move_double on a copy of operands array.
2133 2012-01-20 Cary Coutant <ccoutant@google.com>
2134 Dodji Seketeli <dodji@redhat.com>
2137 * dwarf2out.c (copy_declaration_context): Return ref to parent
2138 of declaration DIE, if necessary.
2139 (remove_child_or_replace_with_skeleton): Add new parameter; update
2140 caller. Place skeleton DIE under parent DIE of original declaration.
2141 Move call to copy_declaration_context to here ...
2142 (break_out_comdat_types): ... from here.
2144 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2146 PR rtl-optimization/51856
2147 * reload.c (find_reloads_subreg_address): Set the address_reloaded
2150 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2153 * config/arm/arm.c (arm_print_operand): Correct output of alignment
2154 hints for neon loads and stores.
2156 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
2160 * doc/extend.texi (Named Address Spaces): Split into subsections.
2161 (AVR Named Address Spaces): New subsection.
2162 (M32C Named Address Spaces): New subsection.
2163 (RL78 Named Address Spaces): New subsection.
2164 (SPU Named Address Spaces): New subsection.
2165 (Variable Attributes): New anchor "AVR Variable Attributes".
2166 (AVR Variable Attributes): Rewrite and avoid wording
2167 "address space" in this context.
2168 * doc/invoke.texi (AVR Options): Rewrite and add documentation
2169 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
2170 (AVR Built-in Macros): New subsubsection therein.
2171 * doc/md.texi (AVR constraints): Remove "C04", "R".
2173 2012-01-20 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/51903
2176 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
2177 when removing stmts.
2179 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2182 * config/arm/arm.c (arm_load_pic_register): Use
2183 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
2184 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
2185 (arm_pic_static_addr): Likewise.
2186 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
2187 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
2188 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
2189 (pic_load_addr_unified): New.
2191 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
2194 * function.c (instantiate_virtual_regs_in_insn): Use
2195 delete_insn_and_edges when removing a wrong asm insn.
2197 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
2199 PR rtl-optimization/40761
2200 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
2201 Add new member loop_num.
2202 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
2203 (ira_build): Remove the parameter.
2205 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
2206 (ira.c): Do not build CFG loops for one region allocation. Remove
2207 argument from ira_build call.
2209 * ira-build.c (init_loop_tree_node): New function.
2210 (create_loop_tree_nodes): Use it. Separate the case when CFG
2211 loops are not built.
2212 (more_one_region_p): Check current_loops.
2213 (finish_loop_tree_nodes): Separate the case when CFG loops are not
2215 (add_loop_to_tree): Process loop equal to NULL too.
2216 (form_loop_tree): Separate the case when CFG loops are not built.
2217 Use explicitly number for the root.
2218 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
2220 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
2221 instead of loop->num.
2222 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
2223 (mark_all_loops_for_removal): Ditto.
2224 (remove_unnecessary_regions): Separate the case when CFG loops
2226 (ira_build): Remove the parameter. Use explicit number of regions
2227 when CFG loops are not built.
2229 * ira-color.c (print_loop_title): Separate the case for the root node.
2230 Use loop_num instead of loop->num.
2231 (move_spill_restore): Use loop_num instead of loop->num.
2233 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
2234 (change_loop): Ditto.
2235 (change_loop): Use loop_num instead of loop->num.
2237 * ira-lives.c (process_bb_node_lives): Ditto.
2239 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
2241 * ira-conflicts.c (print_allocno_conflicts): Ditto.
2243 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2246 * tree-mudflap.c (mf_artificial): New function.
2247 (execute_mudflap_function_ops, execute_mudflap_function_decls,
2248 mx_register_decls, mudflap_enqueue_decl): Use it.
2251 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
2252 numbers in the insn pattern.
2254 2012-01-19 Michael Matz <matz@suse.de>
2256 PR tree-optimization/46590
2257 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
2258 use it in remembering which conflicts we already created.
2259 (add_scope_conflicts): Adjust call to above, (de)allocate helper
2262 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
2265 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
2266 (merge_and_complain): Same.
2268 2012-01-19 Jakub Jelinek <jakub@redhat.com>
2271 * config/initfini-array.h: Guard content of the header
2272 with #ifdef HAVE_INITFINI_ARRAY.
2273 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
2274 Add initfini-array.h to tm_file here.
2275 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
2276 * config.gcc: Don't add initfini-array.h to tm_file here.
2277 * configure: Regenerated.
2279 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
2281 PR rtl-optimization/51505
2282 * df-problems.c (df_kill_notes): New parameter live. Update comment.
2283 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
2284 (df_note_bb_compute): Update the call to df_kill_notes.
2286 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
2288 * trans-mem.c (requires_barrier): Remove call to is_global_var.
2290 2012-01-18 Richard Guenther <rguenther@suse.de>
2292 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
2293 of conversions to void *.
2295 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2296 Richard Sandiford <rdsandiford@googlemail.com>
2300 * optabs.h (simplify_expand_binop): Declare.
2301 * optabs.c (simplify_expand_binop): Make global.
2302 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
2303 endian targets if the source cannot be exactly covered by word
2306 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2309 * hard-reg-set.h (struct hard_reg_set_container): New type.
2310 * target.h (struct hard_reg_set_container): Forward declare.
2311 * target.def (set_up_by_prologue): New target hook.
2312 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
2313 * doc/tm.texi: Regenerated.
2314 * function.c (thread_prologue_and_epilogue_insns): Change
2315 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
2316 Call targetm.set_up_by_prologue on it.
2317 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
2318 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
2320 2012-01-17 Nick Clifton <nickc@redhat.com>
2322 * config/rx/rx.c (rx_can_use_simple_return): New function.
2323 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
2324 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
2326 2012-01-17 Richard Guenther <rguenther@suse.de>
2329 * expr.c (expand_assignment): Take address-space information
2330 from the address operand of MEM_REF and TARGET_MEM_REF.
2331 (expand_expr_real_1): Likewise.
2333 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2335 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
2336 reload dump is requested.
2338 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
2341 * trans-mem.c (requires_barrier): Call may_be_aliased.
2343 2012-01-17 Jakub Jelinek <jakub@redhat.com>
2345 PR tree-optimization/51877
2346 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
2347 call arguments and fndecls compare equal, instead return false if they
2348 don't. Return true only if lhs1 and lhs2 are either both NULL, or
2349 both SSA_NAMEs that are valueized the same, or they satisfy
2352 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2354 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
2356 * configure: Regenerate.
2358 2012-01-16 Jan Hubicka <jh@suse.cz>
2362 * convert.c (convert_to_integer): Use fold_convert for
2363 converting an INTEGER_CST to integer type.
2365 2012-01-16 Jason Merrill <jason@redhat.com>
2368 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
2370 2012-01-16 Jakub Jelinek <jakub@redhat.com>
2373 * config/s390/s390.c (s390_chunkify_start): Don't skip
2374 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
2375 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
2376 If insn is followed by NOTE_INSN_VAR_LOCATION or
2377 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
2378 Don't use location of note insns.
2380 PR tree-optimization/51865
2381 * tree-inline.c (tree_function_versioning): Call remap_decl
2382 on DECL_RESULT whenever it has VOID_TYPE_P type.
2384 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
2386 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
2387 for calls to locally-binding MIPS16 functions if only the return
2388 type uses float regs.
2390 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
2391 Richard Sandiford <rdsandiford@googlemail.com>
2393 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
2394 (SYMBOL_32_HIGH): Likewise.
2395 (mips_output_tls_reloc_directive): Declare.
2396 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
2397 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
2398 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
2399 (mips_lo_relocs, mips_hi_relocs): Make extern.
2400 (mips16_stub_function): Move up file.
2401 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
2402 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
2403 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
2404 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
2405 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
2406 (mips_get_tp): Add MIPS16 support.
2407 (mips_legitimize_tls_address): Remove MIPS16 sorry().
2408 Generalize DTPREL and TPREL handling.
2409 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
2410 Add MIPS16 TLS support.
2411 (mips_output_tls_reloc_directive): New function.
2412 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
2413 * config/mips/predicates.md (symbolic_operand_with_high)
2414 (tls_reloc_operand): New predicates.
2415 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
2416 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
2417 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
2418 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
2419 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
2420 (*tls_get_tp_mips16_call_<mode>): Likewise.
2422 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
2424 PR rtl-optimization/51821
2425 * recog.c (peep2_find_free_register): Determine clobbered registers
2428 2012-01-14 Denis Chertykov <chertykov@gmail.com>
2431 * config/avr/avr-protos.h: Revert change of 2012-01-09.
2432 * config/avr/avr.c: Likewise.
2433 * config/avr/avr.h: Likewise.
2435 2012-01-13 Ian Lance Taylor <iant@google.com>
2438 * tree.h (TYPE_QUALS): Add cast to int.
2439 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
2441 2012-01-13 Ian Lance Taylor <iant@google.com>
2443 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
2444 comparing param_index to VEC_length result.
2446 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
2448 * c-decl.c: Do not include tree-mudflap.h
2449 * tree-optimize.c: Likewise.
2450 * Makefile.in: Update dependencies.
2452 2012-01-13 Richard Guenther <rguenther@suse.de>
2455 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
2456 variable-sized result always use RSO.
2458 2012-01-12 DJ Delorie <dj@redhat.com>
2460 * cfgexpand.c (convert_debug_memory_address): Allow any valid
2461 pointer type, not just the default pointer type.
2463 2012-01-09 Richard Henderson <rth@redhat.com>
2464 Denis Chertykov <chertykov@gmail.com>
2467 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
2468 * config/avr/avr.c (avr_can_eliminate): Simplify.
2469 (avr_initial_elimination_offset): Likewise.
2470 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
2471 (expand_epilogue): Likewise.
2472 (avr_legitimize_address): Gut.
2473 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
2474 (avr_hard_regno_nregs): New.
2475 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
2476 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
2477 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
2478 add soft frame pointer.
2479 (CALL_USED_REGISTERS): Likewise.
2480 (REG_CLASS_CONTENTS): Likewise.
2481 (REGISTER_NAMES): Likewise.
2482 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
2483 (HARD_FRAME_POINTER_REGNUM): New.
2484 (FRAME_POINTER_REGNUM): Use soft frame pointer.
2485 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
2486 remove the HARD_FRAME_POINTER self-elimination.
2488 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
2491 * config/avr/avr.c (avr_encode_section_info): Test for absence of
2492 DECL_EXTERNAL when checking for initializers of progmem variables.
2494 2012-01-12 Ira Rosen <irar@il.ibm.com>
2496 PR tree-optimization/51799
2497 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
2498 that the last operation is a type demotion.
2500 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
2502 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
2503 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
2505 2012-01-11 Jakub Jelinek <jakub@redhat.com>
2508 * combine.c (distribute_notes): If i3 is a noreturn call,
2509 allow old_size to be equal to args_size and make sure the
2510 noreturn call gets REG_ARGS_SIZE note.
2511 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
2512 on noreturn calls even when the delta is 0.
2514 2012-01-11 Nathan Sidwell <nathan@acm.org>
2516 * gcov.c (STRING_SIZE): Remove.
2517 (generate_results): Erase annotations for source files with no
2518 coverage information.
2520 (output_lines): Use it.
2522 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2524 * gimple.h (gimplify_body): Remove first argument.
2525 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
2526 pointer set here, instead just pass DATA to walk_tree.
2527 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
2528 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
2529 (unvisit_body): Likewise, but with unmark_visited.
2530 (gimplify_body): Remove BODY_P argument and adjust.
2531 (gimplify_function_tree): Adjust call to gimplify_body.
2532 * omp-low.c (finalize_task_copyfn): Likewise.
2534 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
2536 * tree.h (build_function_decl_skip_args): Add boolean parameter.
2537 (build_function_type_skip_args): Delete.
2538 * tree.c (build_function_type_skip_args): Make static and add
2539 SKIP_RETURN parameter. Fix thinko in the handling of variants.
2540 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
2541 pass it to build_function_type_skip_args.
2542 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
2543 (tree_function_versioning): Likewise.
2544 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
2545 build_function_decl_skip_args.
2546 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
2547 and pass it to build_function_decl_skip_args/tree_function_versioning.
2548 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
2549 * ipa-inline-transform.c (save_inline_function_body): Likewise.
2550 * trans-mem.c (ipa_tm_create_version): Likewise.
2551 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
2552 * tree-inline.c (declare_return_variable): Remove always-true test.
2553 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
2554 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
2555 * ipa-split.c (split_function): Skip the return value for the split
2556 part if it doesn't return.
2558 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2560 PR tree-optimization/49642
2561 * ipa-split.c (forbidden_dominators): New variable.
2562 (check_forbidden_calls): New function.
2563 (dominated_by_forbidden): Likewise.
2564 (consider_split): Check for forbidden dominators.
2565 (execute_split_functions): Initialize and free forbidden
2566 dominators info; call check_forbidden_calls.
2568 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2570 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
2572 2012-01-11 Nick Clifton <nickc@redhat.com>
2574 * config/rx/rx.md (return): Define pattern.
2576 2012-01-11 Richard Guenther <rguenther@suse.de>
2578 * doc/extend.texi (malloc attribute): Adjust according to
2581 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
2582 Patrick Marlier <patrick.marlier@gmail.com>
2585 * trans-mem.c (get_cg_data): Traverse aliases if requested.
2586 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
2587 (ipa_tm_note_irrevocable): Same.
2588 (ipa_tm_scan_irr_block): Same.
2589 (ipa_tm_decrement_clone_counts): Same.
2590 (ipa_tm_scan_irr_function): Same.
2591 (ipa_tm_create_version_alias): Same.
2592 (ipa_tm_create_version): Same.
2593 (ipa_tm_transform_calls_redirect): Same.
2594 (ipa_tm_transform_calls): Same.
2595 (ipa_tm_transform_transaction): Same.
2596 (ipa_tm_execute): Same.
2598 2012-01-10 Richard Guenther <rguenther@suse.de>
2601 * opts.c (common_handle_option): Handle -Werror.
2603 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
2605 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
2608 2012-01-10 Jason Merrill <jason@redhat.com>
2610 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
2613 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2615 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
2616 supports R_386_TLS_GD_PLT reloc.
2617 (gcc_cv_as_ix86_tlsldmplt): Check if linker
2618 supports R_386_TLS_LDM_PLT reloc.
2619 * configure: Regenerate.
2620 * config.in: Regenerate.
2622 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
2625 Extend __pgmx semantics to linearize memory.
2626 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
2627 determine if code comes inline or from libgcc.
2628 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
2629 (movmem_qi, movmem_qi): Set constraint #2 to "n".
2630 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
2631 (movmemx_qi, movmemx_hi): New insns.
2632 (xload_<mode>_libgcc): Rewrite to new insn condition.
2633 (xload_<mode>): Remove insns.
2634 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
2635 cases that don't satisfy avr_xload_libgcc_p().
2636 (avr_addr_space_convert): Allow converting in any direction.
2637 (avr_addr_space_subset_p): Return always true.
2638 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
2639 (avr_emit_movmemhi): Ditto.
2640 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
2641 (avr_out_movmem): Ditto.
2642 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
2643 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
2644 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
2645 (avr_encode_section_info): Encode 'progmem' in symbol flags.
2646 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
2648 2012-01-10 Richard Guenther <rguenther@suse.de>
2650 PR tree-optimization/50913
2651 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
2652 Require data-refs to be representable by Graphite with respect
2655 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
2657 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
2658 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
2660 2012-01-10 Tom de Vries <tom@codesourcery.com>
2662 PR rtl-optimization/51271
2663 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
2664 handling annulled branch.
2666 2012-01-10 Richard Henderson <rth@redhat.com>
2668 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
2669 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
2670 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
2671 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
2672 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
2673 arm_expand_vec_perm_const): New.
2674 * config/arm/arm-protos.h: Update.
2675 * config/arm/neon.md (UNSPEC_VCONCAT): New.
2676 (*neon_vswp<VDQX>): New.
2677 (neon_vcombine<VDX>): Use neon_split_vcombine.
2678 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
2679 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
2680 (vec_perm<VE>): New.
2682 2012-01-10 Richard Henderson <rth@redhat.com>
2684 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
2685 use it if reload_completed.
2686 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
2687 arm_output_asm_insn, arm_process_output_memory_barrier,
2688 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
2689 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
2690 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
2691 arm_process_output_sync_insn, arm_output_sync_insn,
2692 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
2693 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
2694 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
2695 (emit_unlikely_jump): New.
2696 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
2697 (arm_split_atomic_op): New.
2698 * config/arm/arm-protos.h: Update.
2699 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
2700 (struct arm_sync_generator): Remove.
2701 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
2702 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
2703 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
2704 (VUNSPEC_LL, VUNSPEC_SC): New.
2705 (sync_result, sync_memory, sync_required_value, sync_new_value,
2706 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
2707 (attr length): Don't use arm_sync_loop_insns.
2708 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
2709 (movsfcc, movdfcc): Likewise.
2710 * config/arm/constraints.md (Ua): New.
2711 * config/arm/prediates.md (mem_noofs_operand): New.
2712 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
2713 (sync_clobber, sync_t2_reqd): Remove.
2714 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
2715 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
2716 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
2717 (arm_sync_compare_and_swap<SIDI>): Remove.
2718 (arm_sync_compare_and_swap<NARROW>): Remove.
2719 (arm_sync_lock_test_and_set<SIDI>): Remove.
2720 (arm_sync_lock_test_and_set<NARROW>): Remove.
2721 (arm_sync_new_<syncop><SIDI>): Remove.
2722 (arm_sync_new_<syncop><NARROW>): Remove.
2723 (arm_sync_new_nand<SIDI>): Remove.
2724 (arm_sync_new_nand<NARROW>): Remove.
2725 (arm_sync_old_<syncop><SIDI>): Remove.
2726 (arm_sync_old_<syncop><NARROW>): Remove.
2727 (arm_sync_old_nand<SIDI>): Remove.
2728 (arm_sync_old_nand<NARROW>): Remove.
2729 (*memory_barrier): Merge arm_output_memory_barrier.
2730 (atomic_compare_and_swap<QHSD>): New.
2731 (atomic_compare_and_swap<NARROW>_1): New.
2732 (atomic_compare_and_swap<SIDI>_1): New.
2733 (atomic_exchange<QHSD>): New.
2734 (cas_cmp_operand, cas_cmp_str): New.
2735 (atomic_op_operand, atomic_op_str): New.
2736 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
2737 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
2738 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
2739 (arm_load_exclusive<NARROW>): New.
2740 (arm_load_exclusivesi, arm_load_exclusivedi): New.
2741 (arm_store_exclusive<QHSD>): New.
2743 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2745 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
2746 reload patterns if -mvsx-scalar-memory.
2748 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
2749 generated, even -mno-vsx-scalar-double was used.
2750 (vsx_xscvdpsp_scalar): Likewise.
2751 (vsx_xscvspdp_scalar2): Likewise.
2753 2012-01-09 Tom de Vries <tom@codesourcery.com>
2754 Andrew Pinski <apinski@cavium.com>
2757 * reorg.c (fill_slots_from_thread): Don't speculate
2758 frame-related insns.
2760 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2762 * sched-int.h (bb_note): Move to...
2763 * basic-block.h: ...here.
2764 * haifa-sched.c (bb_note): Move to...
2765 * cfgrtl.c: ...here.
2766 * function.c (next_block_for_reg): New function.
2767 (move_insn_for_shrink_wrap): Likewise.
2768 (prepare_shrink_wrap): Rewrite to use the above.
2770 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
2772 * gimple.c (is_gimple_non_addressable): Remove.
2773 * gimple.h: Remove is_gimple_non_addressable.
2774 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
2775 is_gimple_non_addressable.
2776 * trans-mem.c (expand_assign_tm): Same.
2778 2012-01-09 Richard Guenther <rguenther@suse.de>
2780 PR tree-optimization/51775
2781 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
2782 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
2784 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2786 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
2788 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
2790 2012-01-09 Richard Guenther <rguenther@suse.de>
2792 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
2794 2012-01-08 Jan Hubicka <jh@suse.cz>
2796 PR tree-optimize/51680
2797 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
2798 on when known_vals needs to be computed; cleanup.
2800 2012-01-08 Jan Hubicka <jh@suse.cz>
2802 PR tree-optimize/51694
2803 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
2805 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
2807 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
2808 for -std=c++98 and -std=c++11 too.
2810 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
2812 * cfgloop.c (cancel_loop): Add free() of bbs array.
2814 2012-01-07 Jan Hubicka <jh@suse.cz>
2816 PR tree-optimization/51600
2817 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
2818 that benefits small functions.
2820 2012-01-07 Jan Hubicka <jh@suse.cz>
2822 * ipa-inline.c (want_inline_small_function_p): Fix formating.
2824 2012-01-07 Jan Hubicka <jh@suse.cz>
2826 PR tree-optimization/51680
2827 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
2828 whose inlining reduce unit size.
2830 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
2833 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
2834 Add canonical node to containing_mem chain after the non-canonical
2835 one, even if there weren't any locs to propagate.
2836 (remove_useless_values): Keep only canonical values.
2837 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
2838 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
2839 canonicalize mem_chain elements that are not discarded.
2841 2012-01-06 Jakub Jelinek <jakub@redhat.com>
2844 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
2845 before emitting functions.
2847 PR gcov-profile/50127
2848 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
2849 clear_aux_for_blocks.
2851 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
2854 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
2856 2012-01-06 Arnaud Charlet <charlet@adacore.com>
2858 * c-decl.c (ext_block): Moved up.
2859 (collect_all_refs, for_each_global_decl): Take ext_block into account.
2861 2012-01-06 Han Shen <shenhan@google.com>
2863 Translate built-in include paths for sysroot.
2864 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
2865 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
2867 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
2868 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
2870 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
2871 control whether sysroot should be prepended to gxx include dir.
2873 * configure: Regenerate.
2875 2012-01-06 Torvald Riegel <triegel@redhat.com>
2877 PR rtl-optimization/51771
2878 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
2879 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2881 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2883 PR tree-optimization/51315
2884 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
2885 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
2887 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
2890 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
2891 for shrp pattern. Correctly handle and fixup shift variable.
2892 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
2894 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2897 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
2898 note when !ACCUMULATE_OUTGOING_ARGS.
2900 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
2902 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
2904 (extract_range_from_unary_expr_1): Avoid useless computations.
2906 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2908 PR rtl-optimization/51767
2909 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
2910 of jump_block and add an extra edge for degenerated asm gotos.
2913 * stmt.c (check_unique_operand_names): Don't ICE during error
2914 reporting if i is from labels chain.
2917 * profile.c (branch_prob): Split bbs that have exit edge
2918 and need a fake entry edge too.
2920 2012-01-05 Jan Hubicka <jh@suse.cz>
2923 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
2926 2012-01-05 Richard Guenther <rguenther@suse.de>
2929 * tree-streamer-out.c (write_ts_optimization): New function.
2930 (streamer_write_tree_body): Call it.
2931 * tree-streamer-in.c (lto_input_ts_optimization): New function.
2932 (streamer_read_tree_body): Call it.
2933 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
2935 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2938 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
2939 * gimplify.c (gimplify_cleanup_point_expr): Save and set
2940 in_cleanup_point_expr before gimplify_stmt call and restore it
2942 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
2943 in_cleanup_point_expr is false.
2945 2012-01-05 Richard Guenther <rguenther@suse.de>
2948 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
2950 * toplev.c (process_options): Reject combining mudflap and LTO.
2951 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
2953 2012-01-05 Richard Guenther <rguenther@suse.de>
2955 PR tree-optimization/51760
2956 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
2958 (bit_value_unop): Handle UNDEFINED operands.
2959 (bit_value_binop): Likewise.
2961 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
2963 * config/avr/avr.c (avr_replace_prefix): Remove.
2964 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
2965 (avr_asm_function_rodata_section): Ditto.
2966 (avr_asm_select_section): Ditto.
2968 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
2970 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
2973 2012-01-05 Jakub Jelinek <jakub@redhat.com>
2976 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
2977 calls that have any non-fake successor edges.
2980 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
2982 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
2984 PR tree-optimization/51624
2985 * tree-sra.c (build_ref_for_model): When replicating a chain of
2986 COMPONENT_REFs, stop as soon as the offset would become negative.
2988 2012-01-04 Jakub Jelinek <jakub@redhat.com>
2991 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
2992 in .debug_loc on the floor.
2994 2012-01-04 Andrew Pinski <apinski@cavium.com>
2996 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
2998 2012-01-04 Andrew Pinski <apinski@cavium.com>
2999 Adam Nemet <anemet@caviumnetworks.com>
3001 * config/mips/mips.md (size): Add SI and DI.
3002 (SIZE): New mode attribute.
3003 (U): New code attribute.
3004 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
3005 (mips_lbux_<mode>): Delete.
3006 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
3007 (mips_lhx): Use gen_mips_lhx_extsi.
3008 (mips_lhx_<mode>): Delete.
3010 (mips_l<size>x): New expand.
3011 (mips_lwx_<mode>): Delete.
3012 (mips_l<GPR:size>x_<P:mode>): New pattern.
3013 (*mips_lw<u>x_<P:mode>_ext): Likewise.
3014 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
3015 * config/mips/mips.c (mips_lx_address_p): New function.
3016 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
3017 (dsp64): New availability predicate.
3018 (mips_builtins): Add an entry for __builtin_mips_ldx.
3019 * config/mips/mips.h (ISA_HAS_LBX): New define.
3020 (ISA_HAS_LBUX): Likewise.
3021 (ISA_HAS_LHX): Likewise.
3022 (ISA_HAS_LHUX): Likewise.
3023 (ISA_HAS_LWX): Likewise.
3024 (ISA_HAS_LWUX): Likewise.
3025 (ISA_HAS_LDX): Likewise.
3026 * doc/extend.texi (__builtin_mips_ldx): Document.
3028 2012-01-04 Tristan Gingold <gingold@adacore.com>
3030 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
3031 when long pointers are used.
3032 * config.build (*-*-*vms*): Handle all OpenVMS targets.
3033 (alpha64-dec-*vms*, alpha*-dec-*vms*)
3034 (ia64-hp-*vms*): Remove.
3035 * config/vms/xm-vms64.h: Delete.
3037 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3040 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
3042 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3044 * opts.c (finish_options): Remove duplicate sorry.
3046 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
3049 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
3052 2012-01-04 Richard Guenther <rguenther@suse.de>
3055 * tree.c (size_low_cst): New function.
3056 * tree.h (size_low_cst): Declare.
3057 * fold-const.c (fold_comparison): Use it to extract the low
3058 part of the POINTER_PLUS_EXPR offset.
3060 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
3062 Fix clearing ZERO_REG
3063 * config/avr/avr.md (cc): Add alternative "ldi".
3064 (movqi_insn): Use it in cc attribute.
3065 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
3066 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
3067 (output_reload_insisf): Use ZERO_REG to pre-clear register.
3069 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3071 * configure: Regenerate.
3073 2012-01-04 Richard Guenther <rguenther@suse.de>
3075 PR tree-optimization/49651
3076 * tree-ssa-structalias.c (type_can_have_subvars): New function.
3077 (var_can_have_subvars): Use it.
3078 (get_constraint_for_1): Only consider subfields if there can be any.
3080 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3083 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
3084 to its new canonical_cselib_val and the cselib_val was in
3085 first_containing_mem chain, but the canonical_cselib_val was not,
3086 add the latter into the chain.
3087 (cselib_invalidate_mem): Compare canonical_cselib_val of
3088 addr_list chain elt with v.
3091 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
3092 dwarf2out_undef): Allocate e.info using ggc_strdup instead
3094 (output_macinfo_op): Don't ggc_strdup fd->filename.
3095 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
3096 then ggc_strdup it. Don't free inc->info or cur->info.
3097 (output_macinfo): Don't free ref->info or file->info.
3099 2012-01-03 Ira Rosen <irar@il.ibm.com>
3101 PR tree-optimization/51269
3102 * tree-vect-loop-manip.c (set_prologue_iterations): Make
3103 first_niters a pointer.
3104 (slpeel_tree_peel_loop_to_edge): Likewise.
3105 (vect_do_peeling_for_loop_bound): Update call to
3106 slpeel_tree_peel_loop_to_edge.
3107 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
3108 here. Remove it from the parameters list.
3109 (vect_do_peeling_for_alignment): Update calls and compute
3112 2012-01-03 Richard Guenther <rguenther@suse.de>
3114 PR tree-optimization/51070
3115 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
3116 Properly handle calls.
3118 2012-01-03 Richard Guenther <rguenther@suse.de>
3120 PR tree-optimization/51692
3121 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
3122 the LHS of allocation stmts.
3124 2012-01-03 Olivier Hainque <hainque@adacore.com>
3126 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
3128 2012-01-03 Olivier Hainque <hainque@adacore.com>
3130 * collect2.c (main): In AIX specific computations for vector
3131 insertions, use CONST_CAST2 to cast from char ** to const char **.
3133 2012-01-03 Richard Guenther <rguenther@suse.de>
3136 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
3137 the context of a limbo DIE when it does not already exist.
3139 2012-01-03 Jakub Jelinek <jakub@redhat.com>
3141 PR tree-optimization/51719
3142 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
3143 but direct call is, clear direct call's lhs and don't add fallthrough
3144 edge from dcall_bb to join_bb and PHIs.
3146 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3148 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
3149 the instructions emitted by the pattern.
3150 ("*TDC_insn_<mode>"): Add comment.
3152 2012-01-03 Richard Guenther <rguenther@suse.de>
3155 * fold-const.c (fold_comparison): Properly canonicalize
3156 tree offset and HOST_WIDE_INT bit position.
3158 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
3160 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
3161 operands for extzv pattern.
3163 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3166 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
3169 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
3171 * doc/invoke.texi (-flto and related options): Copy-edit.
3173 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3175 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
3177 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3179 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
3182 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
3184 * expr.h (move_by_pieces_ninsns): Declare.
3185 * expr.c (move_by_pieces_ninsns): Make external.
3186 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
3187 (mips_store_by_pieces_p): Likewise.
3188 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
3189 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
3190 * config/mips/mips.c (mips_move_by_pieces_p): New function.
3191 (mips_store_by_pieces_p): Likewise.
3193 2012-01-02 Jakub Jelinek <jakub@redhat.com>
3195 * passes.c (register_one_dump_file): Free full_name.
3197 * reload1.c (reload): Don't allocate reg_max_ref_width here.
3198 (calculate_elim_costs_all_insns): Free offsets_at and
3199 offsets_known_at at the end and clear the pointers.
3201 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3203 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
3204 this option introduced in r180739.
3206 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3209 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
3210 (tmake_file target=avr): Add avr/t-multilib.
3212 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
3213 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
3214 * config/avr/genmultilib.awk: New file.
3215 * config/avr/t-multilib: New auto-generated file.
3216 * config/avr/multilib.h: New auto-generated file.
3217 * config/avr/t-avr (AVR_MCUS): New variable.
3218 (genopt.sh): Use it.
3219 (s-mlib): Depend on t-multilib.
3220 (t-multilib, multilib.h): New dependencies.
3221 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
3222 (MULTILIB_OPTIONS): Remove.
3223 (MULTILIB_MATCHES): Remove.
3224 (MULTILIB_DIRNAMES): Remove.
3225 (MULTILIB_EXCEPTIONS): Remove:
3226 * config/avr/genopt.sh: Don't use hard coded file name;
3227 pass AVR_MCUS from t-avr instead.
3229 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3231 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
3233 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
3235 Implement light-weight DImode support.
3236 * config/avr/avr-dimode.md: New file.
3237 * config/avr/avr.md: Include it.
3238 (adjust_len): Add plus64, compare64.
3239 (HIDI): Remove code iterator.
3240 (code_stdname): New code attribute.
3241 (rotx, rotsmode): Remove DI.
3242 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
3244 * config/avr/avr-protos.h (avr_have_dimode): New.
3245 (avr_out_plus64, avr_out_compare64): New.
3246 * config/avr/avr.c (avr_out_compare): Handle DImode.
3247 (avr_have_dimode): New variable definition and initialization.
3248 (avr_out_compare64, avr_out_plus64): New functions.
3249 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
3250 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
3251 (avr_compare_pattern): Skip DImode comparisons.
3253 2012-01-02 Revital Eres <revital.eres@linaro.org>
3255 * ddg.c (def_has_ccmode_p): New function.
3256 (add_cross_iteration_register_deps,
3257 create_ddg_dep_from_intra_loop_link): Call it.
3259 2012-01-02 Richard Guenther <rguenther@suse.de>
3262 * invoke.texi (fassociative-math): Remove spurious paranthesis.
3264 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3266 * gcc.c (process_command): Update copyright notice dates.
3267 * gcov.c (print_version): Likewise.
3268 * gcov-dump.c (print_version): Likewise.
3269 * mips-tfile.c (main): Likewise.
3270 * mips-tdump.c (main): Likewise.
3272 2012-01-01 Ira Rosen <irar@il.ibm.com>
3274 PR tree-optimization/51704
3275 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
3276 a use is inside the basic block or loop before accessing its vect info.
3278 2012-01-01 Jan Hubicka <jhjh@suse.cz>
3280 PR rtl-optimization/51069
3281 * cfgloopmanip.c (remove_path): Removing path making irreducible
3282 region unconditional makes BB part of the region.
3284 2012-01-01 Jakub Jelinek <jakub@redhat.com>
3286 PR tree-optimization/51683
3287 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
3288 calls with side-effects.
3289 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
3291 Copyright (C) 2012 Free Software Foundation, Inc.
3293 Copying and distribution of this file, with or without modification,
3294 are permitted in any medium without royalty provided the copyright
3295 notice and this notice are preserved.