1 2011-12-14 Richard Henderson <rth@redhat.com>
3 * config/arm/arm.md (*addsi3_compare0_scratch): Set predicable.
4 (*compare_negsi_si, *compare_addsi2_op0): Likewise.
5 (*compare_addsi2_op1, *zeroextractsi_compare0_scratch): Likewise.
6 (*compareqi_eq0, *arm_cmpsi_insn, *arm_cmpsi_negshiftsi_si): Likewise.
8 2011-12-14 Richard Guenther <rguenther@suse.de>
10 * tree-cfg.c (replace_uses_by): Fixup TREE_CONSTANT for
11 propagating all kinds of constants.
13 2011-12-14 Richard Guenther <rguenther@suse.de>
16 * lto-streamer-in.c (lto_read_body): Fixup local types
17 TYPE_CANONICAL and variant chain.
19 2011-12-14 Richard Guenther <rguenther@suse.de>
21 * tree.c (free_lang_data_in_type): Do not clear fields
22 dependent on debuginfo level setting.
23 (find_decls_types_r): Use TYPE_STUB_DECL rathern than TREE_CHAIN.
24 * tree.h (TYPE_STUB_DECL): Properly check that we access
27 2011-12-14 Georg-Johann Lay <avr@gjlay.de>
30 * config/avr/avr.md (mulpsi3): New expander.
31 (*umulqihipsi3, *umulhiqipsi3): New insns.
32 (*mulsqipsi3.libgcc, *mulpsi3.libgcc): New insns.
33 (mulsqipsi3, *mulpsi3): New insn-and-splits.
34 (ashlpsi3): Turn to expander. Move insn code to...
35 (*ashlpsi3): ...this new insn.
37 2011-12-14 Richard Guenther <rguenther@suse.de>
39 * tree-cfg.c (replace_uses_by): Only mark blocks altered
40 that will make a difference. Only recompute ADDR_EXPR
41 invariantness if it could possibly have changed. Do so
42 before folding the statement.
44 2011-12-13 Eric Botcazou <ebotcazou@adacore.com>
46 * lto-streamer-out.c (write_symbol): Use proper 64-bit host type.
47 * lto-cgraph.c (input_cgraph_opt_section): Use 'int' for offsets.
48 * lto-streamer-in.c (lto_read_body): Likewise.
49 (lto_input_toplevel_asms): Likewise.
50 * lto-section-in.c (lto_create_simple_input_block): Likewise.
51 * ipa-inline-analysis.c (inline_read_section): Likewise.
52 * ipa-prop.c (ipa_prop_read_section): Likewise.
54 * df.h (DF_NOTE): Fix typo in comment.
56 2011-12-13 Aldy Hernandez <aldyh@redhat.com>
58 * trans-mem.c (ipa_tm_create_version_alias): Set DECL_CONTEXT and
61 2011-12-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
63 * regmove.c (fixup_match_2): Only access call_used_regs with hard
66 2011-12-13 Andrew Pinski <apinski@cavium.com>
67 Adam Nemet <anemet@caviumnetworks.com>
69 * config/mips/mips-cpus.def: Add Octeon2.
70 * config/mips/mips-tables.opt: Regenerate.
71 * config/mips/mips.md (define_attr "cpu"): Add Octeon2.
72 * config/mips/driver-native.c (host_detect_local_cpu): Support Octeon2.
73 * config/mips/octeon.md (octeon_arith): Add Octeon2.
74 (octeon_condmove): Likewise.
75 (octeon_load): Rename to ..
76 (octeon_load_o1): this.
77 (octeon_load_o2): New reserve.
78 (octeon_cop_o2): New reserve.
79 (octeon_store): Match Octeon2 also.
80 (octeon_brj): Rename to ..
81 (octeon_brj_o1): this.
82 (octeon_brj_o2): New reserve.
83 (octeon_imul3): Rename to ...
84 (octeon_imul3_o1): this.
85 (octeon_imul3_o2): New reserve.
86 (octeon_imul): Rename to ...
87 (octeon_imul_o1): this.
88 (octeon_imul_o2): New reserve.
89 (octeon_mfhilo): Rename to ...
90 (octeon_mfhilo_o1): This.
91 (octeon_mfhilo_o2): New reserve.
92 (octeon_imadd): Rename to ...
93 (octeon_imadd_o1): this.
94 (octeon_imadd_o2): New reserve.
95 (octeon_idiv): Rename to ..
96 (octeon_idiv_o1): This.
97 (octeon_idiv_o2_si): New reserve.
98 (octeon_idiv_o2_di): Likewise.
99 (octeon_unknown): Match Octeon2 also.
100 * config/mips/mips.c (mips_rtx_cost_data): Add Octeon2 cost data.
101 (mips_issue_rate): Octeon2 can issue 2 at a time.
102 * config/mips/mips.h (TARGET_OCTEON): Match Octeon2 also.
103 (TARGET_OCTEON2): New define.
104 (TUNE_OCTEON): Match Octeon2 also.
106 2011-12-13 Richard Henderson <rth@redhat.com>
108 * config/sparc/tso.h: New file.
109 * config.gcc (sparc-*-linux*, sparc*-*-solaris2*): Use it.
110 * config/sparc/sparc.c (sparc_option_override): Honor
111 SUBTARGET_DEFAULT_MEMORY_MODEL.
112 * config/sparc/sparc.h (SUBTARGET_DEFAULT_MEMORY_MODEL): New.
114 2011-12-13 Aldy Hernandez <aldyh@redhat.com>
117 * trans-mem.c (struct diagnose_tm): Remove saw_unsafe.
118 (diagnose_tm_1): Same.
119 (ipa_tm_execute): Do not test tm_may_enter_irr before we set it.
120 (ipa_tm_scan_irr_function): Return gracefully when no
121 DECL_STRUCT_FUNCTION.
122 (ipa_tm_scan_irr_block): Believe the user on TM attributes.
124 2011-12-13 Martin Jambor <mjambor@suse.cz>
127 * tree-sra.c (propagate_subaccesses_across_link): Do not propagate
128 sub-accesses of scalar accesses.
130 2011-12-13 Martin Jambor <mjambor@suse.cz>
132 PR tree-optimization/51362
133 * ipa-cp.c (estimate_local_effects): When estimated size of a
134 specialized clone is zero, bump it to one.
136 2011-12-13 Richard Guenther <rguenther@suse.de>
139 * tree.c (find_decls_types_r): Also walk DECL_ORIGINAL_TYPE.
140 * tree-streamer-in.c (lto_input_ts_decl_non_common_tree_pointers):
141 Stream DECL_ORIGINAL_TYPE.
142 * tree-streamer-out.c (write_ts_decl_non_common_tree_pointers):
145 2011-12-13 Jakub Jelinek <jakub@redhat.com>
148 2011-12-12 Jakub Jelinek <jakub@redhat.com>
150 PR tree-optimization/51481
151 * gimple-fold.c (gimple_fold_call): Call
152 maybe_clean_or_replace_eh_stmt. Avoid optimization if stmt has EH
153 edges, but gimple_fold_builtin result can't throw.
155 2011-12-13 Jakub Jelinek <jakub@redhat.com>
156 Michael Matz <matz@suse.de>
158 PR tree-optimization/51117
159 * tree-eh.c (sink_clobbers): New function.
160 (execute_lower_eh_dispatch): Call it for BBs ending with
161 internally throwing RESX.
162 * cfgexpand.c (add_scope_conflicts_1): Add all conflicts only
163 at the first real instruction.
165 2011-12-13 Tristan Gingold <gingold@adacore.com>
167 * final.c (final_scan_insn): Guard the call to begin_epilogue
170 2011-12-13 Tristan Gingold <gingold@adacore.com>
172 * vmsdbgout.c (vmsdbgout_write_source_line): New function.
173 (vmsdbgout_end_prologue): Call vmsdbgout_write_source_line.
174 (vmsdbgout_begin_epilogue): Likewise.
175 (vmsdbgout_end_epilogue): Likewise.
176 (vmsdbgout_source_line): Move code to vmsdbgout_write_source_line.
178 2011-12-13 Richard Guenther <rguenther@suse.de>
181 * tree-cfg.c (replace_uses_by): Pass proper arguments to
182 maybe_clean_or_replace_eh_stmt.
184 2011-12-13 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/51519
187 * ipa-inline.c (edge_badness): Use edge growth in non-guessed
188 branch probability case as well.
190 2011-12-13 Revital Eres <revital.eres@linaro.org>
192 * modulo-sched.c (mark_loop_unsched): Free bbs.
194 2011-12-12 Jakub Jelinek <jakub@redhat.com>
196 PR rtl-optimization/51495
197 * function.c (thread_prologue_and_epilogue_insns): Don't add
198 to bb_tail basic blocks that have EDGE_COMPLEX predecessor edges
199 from basic blocks not needing prologue.
201 PR tree-optimization/51481
202 * gimple-fold.c (gimple_fold_call): Call
203 maybe_clean_or_replace_eh_stmt. Avoid optimization if stmt has EH
204 edges, but gimple_fold_builtin result can't throw.
206 2011-12-12 Vladimir Makarov <vmakarov@redhat.com>
208 PR rtl-optimization/21617
209 * ira-color.c (bucket_allocno_compare_func): Don't compare
210 allocno classes. Compare number of hard registers needed.
212 2011-12-12 Eric Botcazou <ebotcazou@adacore.com>
214 PR tree-optimization/50569
215 * tree-sra.c (build_ref_for_model): Replicate a chain of COMPONENT_REFs
216 in the expression of MODEL instead of just the last one.
218 2011-12-12 Jakub Jelinek <jakub@redhat.com>
221 * calls.c (internal_arg_pointer_based_exp_scan): Don't use
222 VEC_safe_grow_cleared if idx is smaller than VEC_length.
224 2011-12-12 Richard Sandiford <richard.sandiford@linaro.org>
227 * optabs.c (maybe_legitimize_operand_same_code): Use copy_to_mode_reg
228 instead of force_reg. Do nothing if the address is already a
229 non-virtual pseudo register.
231 2011-12-12 Torvald Riegel <triegel@redhat.com>
233 * gimplify.c (voidify_wrapper_expr): Add default handling for
236 2011-12-12 Torvald Riegel <triegel@redhat.com>
238 * tree-ssa-tail-merge.c (gimple_equal_p): Don't treat transaction
241 2011-12-12 Iain Sandoe <iains@gcc.gnu.org>
243 * config/darwin-sections.def (zobj_const_data_section): Fix over-
246 2011-12-11 Richard Henderson <rth@redhat.com>
248 * config/rs6000/rs6000.c (rs6000_expand_interleave): Use
249 BYTES_BIG_ENDIAN, not TARGET_BIG_ENDIAN.
251 2011-12-11 Jakub Jelinek <jakub@redhat.com>
253 PR tree-optimization/51485
254 * tree-vect-data-refs.c (vect_analyze_data_refs): Give up on
257 2011-12-11 Patrick Marlier <patrick.marlier@gmail.com>
259 * trans-mem.c (ipa_tm_transform_calls_redirect): Do not remove
262 2011-12-10 Richard Henderson <rth@redhat.com>
264 * config/rs6000/altivec.md (altivec_vmrghb): Rewrite pattern as
265 vec_select + vec_concat.
266 (altivec_vmrghh, altivec_vmrghw, altivec_vmrghsf, altivec_vmrglb,
267 altivec_vmrglh, altivec_vmrglw, altivec_vmrglsf): Likewise.
268 (vec_perm_constv16qi): New.
269 (vec_extract_evenv4si, vec_extract_evenv4sf, vpkuhum_nomode,
270 vpkuwum_nomode, vec_extract_oddv8hi, vec_extract_oddv16qi,
271 vec_interleave_high<VI>, vec_interleave_low<VI>): Remove.
272 * config/rs6000/paired.md (paired_merge00): Rewrite pattern as
273 vec_select + vec_concat.
274 (paired_merge10, paired_merge01, paired_merge11): Likewise.
275 (vec_perm_constv2sf): New.
276 (vec_interleave_highv2sf, vec_interleave_lowv2sf,
277 vec_extract_evenv2sf, vec_extract_oddv2sf): Remove.
278 * config/rs6000/spe.md (spe_evmergehi): Rewrite pattern as
279 vec_select + vec_concat.
280 (spe_evmergehilo, spe_evmergelo, spe_evmergelohi): New.
281 (vec_perm_constv2si): New.
282 * config/rs6000/vector.md (vec_interleave_highv4sf,
283 vec_interleave_lowv4sf, vec_interleave_high<VEC_64>,
284 vec_interleave_low<VEC_64>): Remove.
285 * config/rs6000/vsx.md (VS_double): New mode attribute.
286 (UNSPEC_VSX_XXPERMDI): Remove.
287 (vsx_xxpermdi_<VSX_L>_1): Rewrite pattern as vec_select + vec_concat.
288 (vsx_xxmrghw_<VSX_W>, vsx_xxmrglw_<VSX_W>): Likewise.
289 (vsx_xxpermdi_<VSX_L>): Change to expander.
290 (vec_perm_const<VSX_D>): New.
291 (vsx_mergel_<VSX_D>, vsx_mergeh_<VSX_D>): New.
292 * config/rs6000/predicates.md (const_0_to_1_operand): New.
293 (const_2_to_3_operand): New.
294 * config/rs6000/rs6000.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): New.
295 (altivec_expand_vec_perm_const): New.
296 (rs6000_expand_vec_perm_const_1, rs6000_expand_vec_perm_const): New.
297 (rs6000_vectorize_vec_perm_const_ok): New.
298 (rs6000_do_expand_vec_perm): New.
299 (rs6000_expand_extract_even, rs6000_expand_interleave): New.
300 * config/rs6000/rs6000-builtin.def (VEC_MERGE*): Update rtx codes.
301 * config/rs6000/rs6000-modes.def: Add double-wide vector modes.
302 * config/rs6000/rs6000-protos.h: Update.
304 2011-12-10 Richard Henderson <rth@redhat.com>
306 * expr.c (expand_expr_real_2) [VEC_PERM_EXPR]: Avoid passing a
307 CONST_INT to expand_vec_perm as the selector.
308 * optabs.c (expand_vec_perm): Assert the selector is of a proper mode.
310 2011-12-10 Richard Henderson <rth@redhat.com>
312 * genmodes.c (struct mode_data): Remove wider_2x member.
313 (blank_mode): Adjust initializer.
314 (calc_wider_mode): Use XALLOCAVEC.
315 (emit_move_wider): Select double-width same-element vectors for
317 * machmode.h (GET_MODE_2XWIDER_MODE): Update documentation.
318 * config/i386/i386.c (doublesize_vector_mode): Remove.
319 (expand_vselect_vconcat): Use GET_MODE_2XWIDER_MODE instead.
321 2011-12-10 Joern Rennecke <joern.rennecke@embecosm.com>
323 * config/epiphany/epiphany.h (USE_LOAD_POST_INCREMENT): Define.
324 (USE_LOAD_POST_DECREMENT, USE_STORE_POST_INCREMENT): Likewise.
325 (USE_STORE_POST_DECREMENT): Likewise.
327 * config/epiphany/epiphany.h (EPIPHANY_RETURN_REGNO): New macro,
329 (INCOMING_RETURN_ADDR_RTX) .. this. Use EPIPHANY_RETURN_REGNO.
330 (DWARF_FRAME_RETURN_COLUMN): New macro.
332 * config/epiphany/epiphany-protos.h (epiphany_start_function): Declare.
333 * config/epiphany/epiphany.c (epiphany_handle_interrupt_attribute):
334 Split "timer" value into "timer0" and "timer1".
335 Handle page_miss, message and wand. Don't handle static_flag.
337 (epiphany_start_function): New function.
338 (epiphany_compute_function_type): Split "timer" value into "timer0"
339 and "timer1". Handle page_miss, message and wand.
340 Don't handle static_flag.
341 (epiphany_expand_epilogue): Don't use frame_insn for status / iret
343 * config/epiphany/epiphany.h: ASM_DECLARE_FUNCTION_NAME: Define.
344 (enum epiphany_function_type):
345 Split EPIPHANY_FUNCTION_TIMER value into EPIPHANY_FUNCTION_TIMER0
346 and EPIPHANY_FUNCTION_TIMER1.
347 Remove EPIPHANY_FUNCTION_ILINK1 and EPIPHANY_FUNCTION_ILINK2 values.
348 Add EPIPHANY_FUNCTION_PAGE_MISS and EPIPHANY_FUNCTION_MESSAGE values.
349 Rename EPIPHANY_FUNCTION_STATIC_FLAG to EPIPHANY_FUNCTION_WAND.
351 2011-12-10 Nathan Sidwell <nathan@acm.org>
353 PR gcov-profile/51449
354 * coverage.c (coverage_end_function): Always process the coverage
357 2011-12-09 Aldy Hernandez <aldyh@redhat.com>
360 * tree.c (build_common_builtin_nodes): Do not use TM_PURE
361 attribute unless language has support for TM.
362 * config/i386/i386.c (ix86_init_tm_builtins): Exit gracefully in
363 the absence of TM builtins.
365 2011-12-09 Eric Botcazou <ebotcazou@adacore.com>
367 * gimple-fold.c (gimple_fold_stmt_to_constant_1) <GIMPLE_UNARY_RHS>:
368 Also check the TYPE_MODE to recognize useless pointer conversions.
370 2011-12-09 Jakub Jelinek <jakub@redhat.com>
372 PR tree-optimization/51117
373 * tree-eh.c (optimize_clobbers): Don't remove just one
374 clobber, but all consecutive clobbers before RESX.
375 Use gimple_clobber_p predicate.
377 2011-12-09 Michael Meissner <meissner@the-meissners.org>
379 * config/rs6000/rs6000.c (altivec_expand_builtin): Call
380 expand_call to return a valid funciton instead of return
381 cosnt0_rtx/NULL_RTX if there was an error with the builtin.
382 (altivec_expand_ld_builtin): Ditto.
383 (rs6000_inner_target_options): If VSX is selected as a target
384 attribute or pragma, enable ALTIVEC also.
385 (rs6000_pragma_target_parse): Call rs6000_option_override_internal
386 to do all of the standard processing when switching options,
387 including redefining appropriate macros.
389 PR rtl-optimization/51469
390 * varasm.c (default_binds_local_p_1): If the symbol is a gnu
391 indirect function, mark the symbol as non-local.
393 2011-12-09 H.J. Lu <hongjiu.lu@intel.com>
396 * Makefile.in (errors.o): Restored.
398 2011-12-09 Richard Guenther <rguenther@suse.de>
401 * tree.c (free_lang_data_in_decl): Remove freeing conditional
404 2011-12-09 Joern Rennecke <joern.rennecke@embecosm.com>
407 * emit-rtl.c (set_dst_reg_note): New function.
408 * rtl.h (set_dst_reg_note): Declare.
409 * optabs.c (expand_binop, expand_absneg_bit): Use set_dst_reg_note.
410 (emit_libcall_block, expand_fix): Likewise.
411 * function.c (assign_parm_setup_reg, expand_function_start): Likewise.
412 * expmed.c (expand_mult_const, expand_divmod): Likewise.
413 * reload1.c (gen_reload): Likewise.
415 * dse.c (get_stored_val, get_call_args): Use gen_int_mode.
416 * expmed.c (expand_divmod): Likewise.
417 * combine.c (simplify_if_then_else): Likewise.
419 2011-12-09 Kai Tietz <ktietz@redhat.com>
421 * ira-color.c (print_hard_regs_subforest): Use
422 HOST_WIDEST_INT_PRINT_DEC instead of %lld.
423 (allocno_hard_regs): Change type of cost member
425 (add_allocno_hard_regs): Change type of argument cost
427 * ira-conflict.c (build_conflict_bit_table): Replace use
428 of long-long by HOST_WIDEST_INT.
430 2011-12-09 Georg-Johann Lay <avr@gjlay.de>
433 * config/avr/avr.md (config/avr/avr.md, *sbix_branch_tmp): Use
434 zero_extract:QIHI instead of zero_extract:HI.
436 2011-12-09 Jakub Jelinek <jakub@redhat.com>
437 Andrew Pinski <apinski@cavium.com>
439 PR tree-optimization/51117
440 * tree-eh.c (optimize_clobbers): New function.
441 (execute_lower_eh_dispatch): Call it.
443 2011-12-09 Richard Guenther <rguenther@suse.de>
445 PR tree-optimization/51482
446 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
447 Make sure to only create REAL_TYPE and INTEGER_TYPE component
450 2011-12-09 Kai Tietz <ktietz@redhat.com>
452 * implicit-zee.c (num_realized): Change type to long.
453 (num_ze_opportunities): Likewise.
455 2011-12-08 Andrew Pinski <apinski@cavium.com>
457 * config/mips/mips-cpus.def (octeon+): New CPU.
458 * config/mips/mips-tables.opt: Regenerate.
459 * config/mips/mips.h (MIPS_CPP_SET_PROCESSOR): Emit '+' as 'P'.
461 2011-12-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
464 * tree-ssa-dom.c (enum expr_kind): Add EXPR_PHI.
465 (struct hashable_expr): Add struct phi field.
466 (initialize_hash_element): Handle phis; change to use XCNEWVEC.
467 (hashable_expr_equal_p): Handle phis.
468 (iterative_hash_hashable_expr): Likewise.
469 (print_expr_hash_elt): Likewise.
470 (free_expr_hash_elt): Likewise.
471 (dom_opt_enter_block): Create equivalences from redundant phis.
472 (eliminate_redundant_computations): Handle redundant phis.
473 (lookup_avail_expr): Handle phis.
475 2011-12-08 Jakub Jelinek <jakub@redhat.com>
477 PR tree-optimization/51466
478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also copy
481 2011-12-08 Richard Guenther <rguenther@suse.de>
483 * tree-ssa-operands.c (add_stmt_operand): Do not mark stmts
484 volatile when processing operands of an ADDR_EXPR.
485 (get_indirect_ref_operands): Likewise.
486 (get_tmr_operands): Likewise.
487 (get_expr_operands): Likewise.
489 2011-12-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
492 * config/s390/s390.c (s390_mainpool_finish): Emit the jump over
493 the literal pool as jump insn.
495 2011-12-08 Richard Guenther <rguenther@suse.de>
497 PR tree-optimization/49772
498 * tree-inline.c (optimize_inline_calls): Remove bail out
501 2011-12-08 Richard Guenther <rguenther@suse.de>
504 * lto-streamer-out.c (produce_symtab): Remove asserts.
506 2011-12-08 Richard Guenther <rguenther@suse.de>
509 * lto-streamer-out.c (tree_is_indexable): Localize variably
510 modified types and their FIELD_DECLs.
512 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
514 PR tree-optimization/51315
515 * tree.h (get_object_or_type_alignment): Declare.
516 * expr.c (get_object_or_type_alignment): Move to...
517 * builtins.c (get_object_or_type_alignment): ...here. Add assertion.
518 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
519 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
520 MEM_REFs and use get_object_or_type_alignment for them.
521 (build_accesses_from_assign): Adjust for above change.
522 (access_precludes_ipa_sra_p): Likewise.
524 2011-12-08 Richard Guenther <rguenther@suse.de>
527 * lto-streamer-out.c (tree_is_indexable): Exclude block-local
530 2011-12-07 Andrew Pinski <apinski@cavium.com>
533 * expr.c (do_store_flag): Rewrite code that looks for BIT_AND_EXPR for
536 2011-12-07 Richard Guenther <rguenther@suse.de>
538 PR tree-optimization/50823
539 * ipa-inline.c (edge_badness): Do not account for the number of
542 2011-12-07 Martin Jambor <mjambor@suse.cz>
544 PR tree-optimization/50744
545 * ipa-cp.c (good_cloning_opportunity_p): Assert size_cost is positive,
546 compute evaluation in HOST_WIDEST_INT.
547 (safe_add): New function
548 (propagate_effects): Use safe_add to accumulate effects.
550 2011-12-06 Joel Sherrill <joel.sherrill@oarcorp.com>
552 * config/rs6000/rtems.h: Switch to using global_options_set
553 in SUBSUBTARGET_OVERRIDE_OPTIONS.
555 2011-12-06 David S. Miller <davem@davemloft.net>
557 * config/sparc/visintrin.h: Add appropriate __VIS__ cpp protection.
559 2011-12-06 Georg-Johann Lay <avr@gjlay.de>
561 * config/avr/avr.c (avr_file_start): Fix missing ,
563 2011-12-06 Jakub Jelinek <jakub@redhat.com>
566 * config/i386/i386.c (ix86_emit_leave): Call ix86_add_cfa_restore_note
569 2011-12-06 Georg-Johann Lay <avr@gjlay.de>
571 Forward-port from gcc-4_6-branch r181936 2011-12-02.
572 * config/avr/avr-mcus.def (avr_mcu_types): ATtiny4313 and
573 AT86RF401 have a 16-bit SP (their manual is bogus).
575 2011-12-06 Georg-Johann Lay <avr@gjlay.de>
577 Forward-port from gcc-4_6-branch r181936 2011-12-02.
580 * config/avr/avr.md (movhi_sp_r): Set insn condition to
582 * config/avr/avr.c (output_movhi): Use "clr%B0" instead of "in
583 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
584 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
586 2011-12-06 Georg-Johann Lay <avr@gjlay.de>
590 * config/avr/avr.h (ADDR_SPACE_PGM, ADDR_SPACE_PGM1,
591 ADDR_SPACE_PGM2, ADDR_SPACE_PGM3, ADDR_SPACE_PGM4,
592 ADDR_SPACE_PGM5, ADDR_SPACE_PGMX): Write as enum.
593 (avr_addrspace_t): New typedef.
594 (avr_addrspace): New declaration.
595 * config/avr/avr-c.c (avr_toupper): New static function.
596 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Use
597 avr_addrspace to get address space information.
598 * config/avr/avr.c (avr_addrspace): New variable.
599 (avr_out_lpm, avr_pgm_check_var_decl, avr_insert_attributes,
600 avr_asm_named_section, avr_section_type_flags,
601 avr_asm_select_section, avr_addr_space_address_mode,
602 avr_addr_space_convert, avr_emit_movmemhi): Use it.
603 (avr_addr_space_pointer_mode): Forward to avr_addr_space_address_mode.
604 (avr_pgm_segment): Remove.
606 2011-12-06 Richard Guenther <rguenther@suse.de>
609 * varasm.c (assemble_alias): Move DECL_EXTERNAL implementation
610 quirk adjustjment ...
611 * passes.c (rest_of_decl_compilation): ... here.
613 2011-12-06 Richard Guenther <rguenther@suse.de>
616 * gimple-fold.c (gimplify_and_update_call_from_tree): Guard
617 vdef check for the fact we do not have virtual operands when
620 2011-12-06 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/51245
623 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
625 (vn_reference_lookup_3): Use it. Properly valueize all refs
628 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
630 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
633 2011-12-06 Richard Guenther <rguenther@suse.de>
635 PR tree-optimization/51363
636 * gimple.c (gimple_rhs_has_side_effects): Remove.
637 * gimple.h (gimple_rhs_has_side_effects): Likewise.
638 * tree-ssa-dom.c (optimize_stmt): Simplify conditional.
640 2011-12-06 Alan Modra <amodra@gmail.com>
643 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
644 Do not mark r11 setup as frame-related. Pass correct offset to
645 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
646 arguments. Correct sp_offset. Remove "offset" fudge from
647 in-line rs6000_frame_related call. Rename misleading variable.
648 Fix comments and whitespace. Tidy some expressions.
649 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
650 to r11 in out-of-line case. Correct sp_offset. Pass correct
651 offset to rs6000_emit_savres_rtx. Rename misleading variable.
652 Fix comments and whitespace. Tidy some expressions.
653 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
654 adjustment when !saving_GPRs_inline. Correct register mode
655 used in address calcs.
656 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
657 !restoring_GPRs_inline.
659 2011-12-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
661 * config/arm/vfp.md (*combine_vcvt_f64_<FCVTI32typename>): Fix
662 formatting character for vmov.f64 case.
664 2011-12-05 Jakub Jelinek <jakub@redhat.com>
666 PR tree-optimization/51396
667 * tree-ssa-math-opts.c (convert_mult_to_fma): Don't optimize
668 if MUL_RESULT has zero uses.
671 * c-decl.c (pop_scope): Don't add DECL_EXTERNAL decls
672 for debug info if scope is file_scope.
675 * c-decl.c (c_finish_incomplete_decl, finish_decl): Call
676 relayout_decl instead of layout_decl.
678 2011-12-05 Richard Sandiford <rdsandiford@googlemail.com>
680 * resource.c (init_resource_info): Only consider EXIT_IGNORE_STACK
681 if there is in epilogue.
683 2011-12-05 Richard Sandiford <rdsandiford@googlemail.com>
685 * optabs.c (maybe_emit_sync_lock_test_and_set): Pass a null target
686 to emit_library_call_value.
687 (expand_atomic_compare_and_swap): Likewise.
689 2011-12-05 Vladimir Makarov <vmakarov@redhat.com>
692 * ira-int.h (struct ira_object): Remove add_data.
693 (OBJECT_ADD_DATA): Remove.
695 * ira-build.c (ira_create_object): Remove OBJECT_ADD_DATA
698 * ira-color.c (object_hard_regs_t, object_hard_regs): Rename to
699 allocno_hard_regs_t, allocno_hard_regs.
700 (object_hard_regs_node_t, object_hard_regs_node): Rename to
701 allocno_hard_regs_node_t and allocno_hard_regs_node.
702 (struct allocno_color_data): Add new member last_process. Move
703 profitable_hard_regs, hard_regs_node, and hard_regs_subnodes_start
704 from object_color_data.
705 (object_color_data_t, object_color_data, OBJECT_COLOR_DATA):
707 (curr_allocno_process): New static variable.
708 (object_hard_regs_eq, object_hard_regs_htab): Rename to
709 allocno_hard_regs_eq and allocno_hard_regs_htab.
710 (init_object_hard_regs, finish_object_hard_regs): Rename to
711 init_allocno_hard_regs and finish_allocno_hard_regs.
712 (object_hard_regs_compare, object_hard_regs_node_t): Rename to
713 allocno_hard_regs_compare and allocno_hard_regs_node_t.
714 (create_new_object_hard_regs_node): Rename to
715 create_new_allocno_hard_regs_node.
716 (add_new_object_hard_regs_node_to_forest): Rename to
717 add_new_allocno_hard_regs_node_to_forest.
718 (add_object_hard_regs_to_forest, collect_object_hard_regs_cover):
719 Rename to add_allocno_hard_regs_to_forest and collect_allocno_hard_regs_cover.
720 (setup_object_hard_regs_nodes_parent): Rename to setup_allocno_hard_regs_nodes_parent.
721 (remove_unused_object_hard_regs_nodes): Rename to remove_unused_allocno_hard_regs_nodes.
722 (enumerate_object_hard_regs_nodes, object_hard_regs_nodes_num):
723 Rename to enumerate_allocno_hard_regs_nodes and allocno_hard_regs_nodes_num.
724 (object_hard_regs_nodes, object_hard_regs_subnode_t): Rename to
725 allocno_hard_regs_nodes and allocno_hard_regs_subnode_t.
726 (object_hard_regs_subnode, object_hard_regs_subnodes): Rename to
727 allocno_hard_regs_subnode and allocno_hard_regs_subnodes.
728 (object_hard_regs_subnode_index): Rename to allocno_hard_regs_subnode_index.
729 (setup_object_hard_regs_subnode_index): Rename to
730 setup_allocno_hard_regs_subnode_index.
731 (get_object_hard_regs_subnodes_num): Rename to get_allocno_hard_regs_subnodes_num.
732 (form_object_hard_regs_nodes_forest): Rename to form_allocno_hard_regs_nodes_forest.
733 (finish_object_hard_regs_nodes_tree): Rename to form_allocno_hard_regs_nodes_forest
734 (finish_object_hard_regs_nodes_forest): Rename to
735 finish_allocno_hard_regs_nodes_forest.
736 (setup_left_conflict_sizes_p): Use allocno data instead of object
737 ones. Process conflict allocnos once.
738 (update_left_conflict_sizes_p): Use allocno data instead of object
739 ones. Change prototype signature.
740 (empty_profitable_hard_regs): Use allocno data instead of object
742 (setup_profitable_hard_regs): Ditto.
743 (get_conflict_profitable_regs): Rename to
744 get_conflict_and_start_profitable_regs. Use allocno data for
745 profitable regs calculation.
746 (check_hard_reg_p): Change prototype signature. Check profitable
747 regs for allocno not the objects.
748 (assign_hard_reg): Process conflict allocnos only once for
749 updating conflict costs.
750 (setup_allocno_available_regs_num): Use allocno data instead of
751 object ones. Modify debug output.
752 (color_pass): Remove initialization and finalization of object
755 2011-12-05 Kazu Hirata <kazu@codesourcery.com>
758 * config/arm/arm.md (*minmax_arithsi): Always require the else
759 clause in the MINUS case.
761 2011-12-05 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/50904
764 * tree-ssa-loop-im.c (struct mem_ref): Remove vops member.
765 (MEM_ANALYZABLE): New.
766 (memory_references): Remove clobbered_vops and vop_ref_map
767 members, add all_refs_stored_in_loop member.
768 (memref_free): Adjust.
769 (mem_ref_alloc): Likewise.
770 (gather_mem_refs_stmt): Do not record clobbers, instead
771 record refs for unanalyzable stmts.
772 (gather_mem_refs_in_loops): Do not propagate clobbers.
773 (struct vop_to_refs_elt, vtoe_hash, vtoe_eq, vtoe_free,
774 record_vop_access, get_vop_accesses, get_vop_stores,
775 add_vop_ref_mapping): Remove.
776 (create_vop_ref_mapping_loop): Adjust to simply record all
778 (analyze_memory_references): Adjust.
779 (refs_independent_p): Check for not analyzable refs.
780 (can_sm_ref_p): Likewise.
781 (ref_indep_loop_p_1): Simplify.
782 (tree_ssa_lim_finalize): Adjust.
784 * tree-ssa-loop-im.c (stmt_cost): Simplify, use LIM_EXPENSIVE
785 rather than magic constants. Assign zero cost to PAREN_EXPR
786 and SSA_NAME copies. Assign cost proportional to the vector
787 size for vector constructors.
789 2011-12-05 Richard Guenther <rguenther@suse.de>
791 * tree-ssa-alias.h (struct ao_ref_s): Add volatile_p field.
792 * tree-ssa-alias.c (ao_ref_init): Initialize it.
793 (ao_ref_init_from_ptr_and_size): Likewise.
794 (refs_may_alias_p_1): Two volatile accesses conflict.
795 (ref_maybe_used_by_call_p_1): Likewise.
796 (call_may_clobber_ref_p_1): Likewise.
797 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Initialize
800 2011-12-05 Richard Guenther <rguenther@suse.de>
802 * tree-ssa.c (verify_ssa): Verify SSA names in the loop
803 over all SSA names. Remove SSA operand checking, call
805 * tree-ssa-operands.h (verify_ssa_operands): Declare.
806 * tree-ssa-operands.c (verify_ssa_operands): New function.
808 2011-12-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
810 * config/arm/arm.c (vfp3_const_double_for_fract_bits): Define.
811 * config/arm/arm-protos.h (vfp3_const_double_for_fract_bits): Declare.
812 * config/arm/constraints.md ("Dt"): New constraint.
813 * config/arm/predicates.md
814 (const_double_vcvt_power_of_two_reciprocal): New.
815 * config/arm/vfp.md (FCVTI32typename): New.
816 (FCVT): New iterator.
817 (*combine_vcvt_f32_<FCVTI32typename>): New.
818 (*combine_vcvt_f64_<FCVTI32typename>): New.
820 2011-12-05 Richard Guenther <rguenther@suse.de>
822 * cgraph.c (cgraph_create_edge_1): Initialize
823 call_stmt_cannot_inline_p from the stmt if possible.
824 (cgraph_make_edge_direct): Likewise.
825 * gimple-streamer-in.c (input_gimple_stmt): Do not
826 call gimple_call_set_cannot_inline.
827 * gimple.h (enum gf_mask): Remove GF_CALL_CANNOT_INLINE, shift
829 (gimple_call_set_cannot_inline): Remove.
830 (gimple_call_cannot_inline_p): Likewise.
831 * ipa-inline-analysis.c (initialize_inline_failed): Look
832 at the edge call_stmt_cannot_inline_p flag.
833 * ipa-inline.c (can_inline_edge_p): Likewise.
834 (early_inliner): Only update the edge flag.
835 * ipa-prop.c (update_indirect_edges_after_inlining): Likewise.
836 (ipa_modify_call_arguments): Do not call gimple_call_set_cannot_inline.
837 * cgraphunit.c (assemble_thunk): Likewise.
838 * gimple-fold.c (gimple_fold_call): Likewise.
840 * tree.h (CALL_CANNOT_INLINE_P): Remove.
841 * tree-mudflap.c (mf_xform_statements): Do not modify alloca calls.
842 * builtins.c (expand_builtin_alloca): With -fmudflap do not expand
844 * cfgexpand.c (expand_call_stmt): Do not set CALL_CANNOT_INLINE_P.
845 * gimple.c (gimple_build_call_from_tree): Do not read
846 CALL_CANNOT_INLINE_P.
847 * gimplify.c (gimplify_call_expr): Do not copy CALL_CANNOT_INLINE_P.
849 2011-12-05 Jakub Jelinek <jakub@redhat.com>
850 Eric Botcazou <ebotcazou@adacore.com>
854 * calls.c (internal_arg_pointer_exp_state): New variable.
855 (internal_arg_pointer_based_exp_1,
856 internal_arg_pointer_exp_scan): New functions.
857 (internal_arg_pointer_based_exp): New function.
858 (mem_overlaps_already_clobbered_arg_p): Use it.
859 (expand_call): Free internal_arg_pointer_exp_state.cache vector
860 and clear internal_arg_pointer_exp_state.scan_start.
862 2011-12-04 Kaz Kojima <kkojima@gcc.gnu.org>
864 * config/sh/linux.h (TARGET_DEFAULT): Add MASK_SOFT_ATOMIC.
865 * config/sh/sync.md: New file.
866 * config/sh/sh.md: Include sync.md.
867 * config/sh/sh.opt (msoft-atomic): New option.
868 * doc/invoke.texi (SH Options): Document it.
870 2011-12-04 Nathan Sidwell <nathan@acm.org>
872 * gcov-io.h (struct gcov_info): Replace trailing array with
874 * profile.c (branch_prob): Only call renamed
875 coverage_begin_function once.
876 * coverage.h (coverage_begin_output): Rename to ...
877 (coverage_begin_function): ... here.
878 * coverage.c (struct function_list): Rename to ...
879 (struct coverage_data): ... this. Update all uses.
880 (gcov_info_var, gcov_fn_info_type, gcov_fn_info_ptr_type): New
882 (bbg_file_opened, bbg_function_announced): Remove.
883 (get_coverage_counts): Adjust message.
884 (coverage_begin_ouput): Rename to ...
885 (coverage_begin_function): ... here. Move file opening to
886 coverage_init. Adjust for being called only once.
887 (coverage_end_function): Remove bbg file and inhibit further
888 output here on error.
889 (build_info_type): Adjust for change to pointer to array.
890 (build_info): Receive array of function pointers and adjust.
891 (create_coverage): Break into ...
892 (coverage_obj_init, coverage_obj_fn, coverage_obj_finish):
893 ... these, and adjust.
894 (coverage_init): Open the notes file here. Tidy.
895 (coverage_finish): Call coverage_obj_init etc.
897 2011-12-04 Ira Rosen <ira.rosen@linaro.org>
900 * tree-vect-loop.c (vect_create_epilog_for_reduction): Create exit
901 phi nodes for outer loop in case of double reduction.
903 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
906 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
907 parameter as long long.
909 2011-12-04 Richard Sandiford <rdsandiford@googlemail.com>
912 * optabs.c (init_sync_libfuncs): Use "or" rather than "ior"
913 in the external names.
915 2011-12-03 Jack Howarth <howarth@bromo.med.uc.edu>
917 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Pass -no_pie for
918 non-PIC code when targeting 10.7 or later.
920 2011-12-03 Iain Sandoe <iains@gcc.gnu.org>
922 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
924 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
925 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
927 2011-12-03 Jakub Jelinek <jakub@redhat.com>
929 * fold-const.c (fold_unary_loc): Fold VEC_UNPACK_LO_EXPR,
930 VEC_UNPACK_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
931 VEC_UNPACK_FLOAT_HI_EXPR with VECTOR_CST argument.
932 (fold_binary_loc): Fold VEC_PACK_TRUNC_EXPR,
933 VEC_PACK_FIX_TRUNC_EXPR, VEC_WIDEN_MULT_LO_EXPR
934 and VEC_WIDEN_MULT_HI_EXPR with VECTOR_CST arguments.
937 * tree-ssa.c (target_for_debug_bind): Also allow is_gimple_reg_type
938 vars that aren't referenced.
939 (tree-ssa-live.c (remove_unused_locals): Don't clear TREE_ADDRESSABLE
940 of unreferenced local vars.
941 * cfgexpand.c (expand_debug_expr): For DEBUG_IMPLICIT_PTR allow also
942 TREE_ADDRESSABLE vars that satisfy target_for_debug_bind.
944 2011-12-03 Anatoly Sokolov <aesok@post.ru>
946 * config/arm/arm.h (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove.
947 * config/arm/arm-protos.h (aapcs_libcall_value): Remove.
948 * config/arm/arm.c (TARGET_FUNCTION_VALUE_REGNO_P): Define.
949 (arm_libcall_value_1, arm_function_value_regno_p): New function.
950 (arm_function_value, arm_libcall_value): Use arm_libcall_value_1.
951 (aapcs_libcall_value): Make static.
952 (arm_libcall_value): Add static qualifier.
954 2011-12-02 Jakub Jelinek <jakub@redhat.com>
957 * config/i386/sse.md (mul<mode>3 with VI1_AVX2 iterator): For
958 V32QImode use { 0,2,..,14,32,34,..,46,16,18,..,30,48,50,..,62 }
959 permutation instead of extract even permutation.
961 2011-12-02 Nathan Sidwell <nathan@acm.org>
963 * gcov.c (struct arc_info): Add is_throw field.
964 (struct (block_info): Add exceptional field, reduce flags size to
966 (struct function_info): Add has_catch field.
967 (struct line_info): Add unexceptional field.
968 (process_file): Call find_exception_blocks if necessary.
969 (read_graph_file): Adjust. Note if an exceptional edge is seen.
970 (find_exception_blocks): New.
971 (add_line_counts): Set line's unexceptional flag if not
973 (output_branch_count): Note exceptional arcs, lines and blocks.
974 * gcov-dump.c (tag_arcs): Decode arc flags.
975 * doc/gcov.texi: Document '=====' lines.
977 2011-12-02 Anatoly Sokolov <aesok@post.ru>
979 * config/ia64/ia64.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
980 PRINT_OPERAND_PUNCT_VALID_P): Remove macros.
981 * config/ia64/ia64-protos.h (ia64_print_operand,
982 ia64_print_operand_address): Remove.
983 * config/ia64/ia64.c (TARGET_PRINT_OPERAND,
984 TARGET_PRINT_OPERAND_ADDRESS, TARGET_PRINT_OPERAND_PUNCT_VALID_P):
986 (ia64_print_operand_punct_valid_p): New function.
987 (ia64_print_operand, ia64_print_operand_address): Make static.
989 2011-12-02 Michael Meissner <meissner@the-meissners.org>
992 * config/rs6000/rs6000.c (def_builtin): Use the correct field to
993 figure out the function's attributes.
994 (struct builtin_description): Mark mask field as const since we no
995 longer need to modify it for SPE and PAIRED builtins.
997 2011-12-02 Joseph Myers <joseph@codesourcery.com>
1001 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1004 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1005 zero extend count after the correction to it is done.
1006 (doloop_optimize): Update call to doloop_modify, don't zero extend
1009 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1012 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1014 (doloop_optimize): Update call to doloop_modify.
1016 2011-12-02 Richard Guenther <rguenther@suse.de>
1019 * ipa.c (varpool_externally_visible_p): Register variables
1020 are always externally visible.
1022 2011-12-02 Sameera Deshpande <sameera.deshpande@arm.com>
1024 * gimple-pretty-print.c (dump_gimple_call): Dereference fn only if
1027 2011-12-02 Martin Jambor <mjambor@suse.cz>
1029 PR tree-optimization/50622
1030 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
1031 if both lacc and racc are grp_partial_lhs.
1033 2011-12-01 Kaz Kojima <kkojima@gcc.gnu.org>
1036 * config/sh/sh.c (expand_ashiftrt): Handle TARGET_SH2A same as
1038 (shl_sext_kind): Likewise.
1039 * config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Likewise.
1040 * config/sh/sh.md (ashlsi3_sh2a, ashrsi3_sh2a, lshrsi3_sh2a): Remove.
1041 (ashlsi3_std): Handle TARGET_SH2A same as TARGET_SH3.
1042 (ashlsi3): Likewise.
1043 (ashrsi3_d): Likewise.
1044 (lshrsi3_d): Likewise.
1045 (lshrsi3): Likewise.
1047 2011-12-01 Diego Novillo <dnovillo@google.com>
1050 * ipa-inline.c (can_inline_edge_p): If the edge E has a statement,
1051 use the statement's inline indicator instead of E's.
1052 Remove consistency check.
1054 2011-12-01 Diego Novillo <dnovillo@google.com>
1059 2011-11-29 Diego Novillo <dnovillo@google.com>
1061 * gimple.c (gimple_call_set_cannot_inline): Move from gimple.h.
1062 Update field call_stmt_cannot_inline_p from call
1063 graph edge, if needed.
1064 * gimple.h (gimple_call_set_cannot_inline): Move to gimple.c.
1066 2011-12-01 Nathan Sidwell <nathan@acm.org>
1068 PR gcov-profile/51113
1069 * coverage.c (build_var): Keep coverage variables static.
1071 2011-12-01 Jakub Jelinek <jakub@redhat.com>
1073 PR tree-optimization/51356
1074 * tree-vect-patterns.c (vect_recog_bool_pattern): Give up if
1075 vectype doesn't have VECTOR_MODE_P.
1078 * tree-ssa-dce.c (remove_dead_stmt): Add a debug stmt when removing
1079 as unnecessary a store to a variable with gimple reg type.
1080 * tree-ssa-live.c (remove_unused_locals): Clear TREE_ADDRESSABLE bit
1081 on local unreferenced variables.
1082 * cfgexpand.c (expand_gimple_basic_block): Don't emit DEBUG_INSNs
1083 for !target_for_debug_bind variables.
1085 2011-12-01 Patrick Marlier <patrick.marlier@gmail.com>
1088 * cgraph.h (cgraph_call_node_duplication_hooks): Declare.
1089 * cgraph.c (cgraph_call_node_duplication_hooks): Make global.
1090 * cgraphunit.c (cgraph_copy_node_for_versioning): Call it.
1092 2011-12-01 Andrew Pinski <apinski@cavium.com>
1095 * tree.c (free_lang_data_in_decl): Clear FIELD_DECL's
1098 2011-12-01 Jakub Jelinek <jakub@redhat.com>
1100 PR tree-optimization/51246
1101 * tree-predcom.c (replace_ref_with): Handle also clobber on the rhs.
1103 PR rtl-optimization/51014
1104 * loop-unroll.c (apply_opt_in_copies): Ignore label DEBUG_INSNs
1105 both from bb and orig_bb.
1107 2011-12-01 Joern Rennecke <joern.rennecke@embecosm.com>
1109 PR tree-optimization/50802
1110 * tree-vrp.c (simplify_conversion_using_ranges): Rewrite test
1111 considering what happens to ranges during sign changes and/or
1112 intermediate narrowing conversions.
1114 2011-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1117 * config/pa/pa.md (in_branch_delay): Disallow frame related insns.
1118 (in_nullified_branch_delay): Likewise.
1119 (in_call_delay): Likewise.
1121 2011-11-30 Richard Henderson <rth@redhat.com>
1123 * predict.c (expr_expected_value_1): Assume compare-and-swap builtin
1124 boolean return is true.
1126 2011-11-30 Jakub Jelinek <jakub@redhat.com>
1128 PR rtl-optimization/51044
1129 * dse.c (emit_inc_dec_insn_before): Ensure new_insn is an instruction
1130 rather than just insn body.
1133 * function.c (thread_prologue_and_epilogue_insns): If
1134 stack_realign_drap, add drap_reg to SET_UP_BY_PROLOGUE
1138 * tree-eh.c (cleanup_empty_eh_merge_phis): Add check to
1139 avoid creating duplicate edges here.
1140 (cleanup_empty_eh_unsplit): And remove it in the caller.
1142 2011-11-30 Andrew Pinski <apinski@cavium.com>
1145 * c-parser.c (c_parser_postfix_expression): Check groktypename results
1146 before looking at the main variant.
1148 2011-11-30 Jakub Jelinek <jakub@redhat.com>
1150 PR rtl-optimization/48721
1151 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
1152 reg_pending_barrier to TRUE_BARRIER.
1154 PR rtl-optimization/48721
1155 * sched-ebb.c (begin_move_insn): Insert empty unreachable
1156 block after BARRIER if insn is followed by it.
1158 2011-11-30 Richard Henderson <rth@redhat.com>
1160 * config/sparc/sparc-opts.h (enum sparc_memory_model_type): New.
1161 * config/sparc/sparc.opt (mmemory-model=): New option.
1162 * doc/invoke.texi (Sparc Options): Document it.
1163 * config/sparc/sparc.c (sparc_option_override): Provide default
1164 for sparc_memory_model.
1165 (sparc_emit_membar_for_model): Omit barrier combinations that are
1166 implied by the memory model.
1168 2011-11-30 Richard Henderson <rth@redhat.com>
1170 * config/sparc/sync.md (I124MODE): New mode iterator.
1171 (memory_barrier): Remove.
1172 (atomic_exchangesi): New.
1173 (swapsi): Rename from *swapsi.
1174 (atomic_test_and_set<I124MODE>): New.
1175 (ldstubqi): Rename from *ldstubqi, merge with expander.
1176 (ldstub<I24MODE>): Rename from *ldstub<I24MODE>, merge with expander.
1177 (sync_lock_test_and_setsi): Remove.
1178 (sync_lock_test_and_set<I12MODE>): Remove.
1180 2011-11-30 Richard Henderson <rth@redhat.com>
1182 * config/sparc/constraints.md ("w"): New.
1183 * config/sparc/predicates.md (mem_noofs_operand): New.
1184 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Make static.
1185 Generate the boolean result of the atomic_compare_exchange.
1186 (sparc_expand_compare_and_swap): New.
1187 * config/sparc/sync.md (atomic_compare_and_swap<I>): New.
1188 (atomic_compare_and_swap<I48MODE>_1): Rename from
1189 *sync_compare_and_swap<I48MODE>, use mem_noofs_operand.
1190 (*atomic_compare_and_swapdi_v8plus): Rename from
1191 *sync_compare_and_swapdi_v8plus, use mem_noofs_operand.
1192 (sync_compare_and_swap<I12MODE>): Remove.
1193 (sync_compare_and_swap<I48MODE>): Remove.
1195 2011-11-30 Richard Henderson <rth@redhat.com>
1197 * config/sparc/predicates.md (register_or_v9_zero_operand): New.
1198 * config/sparc/sparc.md (UNSPEC_ATOMIC): New.
1199 * config/sparc/sync.md (atomic_load<I>): New.
1200 (atomic_loaddi_1, atomic_store<I>, atomic_storedi_1): New.
1202 2011-11-30 Richard Henderson <rth@redhat.com>
1204 * config/sparc/predicates.md (zero_or_v7_operand): New.
1205 * config/sparc/sparc.c (sparc_emit_membar_for_model): New.
1206 * config/sparc/sparc-protos.h: Update.
1207 * config/sparc/sync.md (mem_thread_fence): New.
1208 (memory_barrier): Use sparc_emit_membar_for_model.
1209 (membar, *membar_empty, *membar_storestore, *membar_storeload): New.
1210 (*membar_v8): Accept and ignore the membar mask.
1211 (*membar): Accept and print the membar mask.
1213 2011-11-30 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1215 * config/arm/arm.c (arm_issue_rate): Cortex-A15 can triple issue.
1216 * config/arm/arm.md (mul64): New attribute.
1217 (generic_sched): Cortex-A15 is not scheduled generically.
1218 (cortex-a15.md): Include.
1219 * config/arm/cortex-a15.md: New machine description.
1220 * config/arm/t-arm (MD_INCLUDES): Add cortex-a15.md.
1222 2011-11-30 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
1224 * config/arm/t-arm (MD_INCLUDES): Ensure all md files are listed.
1226 2011-11-30 Iain Sandoe <iains@gcc.gnu.org>
1228 * doc/tm.texi.in (NEXT_OBJC_RUNTIME): Update macro description.
1229 * doc/tm.texi: Regenerate.
1230 * flags.h (flag_next_runtime): Remove references.
1231 * toplev.c: Likewise.
1232 * defaults.h (NEXT_OBJC_RUNTIME): Provide default.
1233 * gccspec.c (lang_specific_driver): Adjust use of NEXT_OBJC_RUNTIME.
1234 * config/darwin.c (darwin_override_options): Provide default
1235 Objective-C abi settings and target conflict checks.
1236 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Remove unused
1237 code. Adjust indenting.
1239 2011-11-29 Joseph Myers <joseph@codesourcery.com>
1241 * config/sh/sh.h (enum reg_class, REG_CLASS_NAMES)
1242 (REG_CLASS_CONTENTS): Add NON_SP_REGS.
1243 (REGCLASS_HAS_GENERAL_REG): Handle NON_SP_REGS.
1244 * config/sh/constraints.md (u): New constraint.
1246 2011-11-29 Oleg Endo <oleg.endo@t-online.de>
1249 * config/sh/sh.c (sh_secondary_reload): Add case when FPUL
1250 register is being loaded from a pseudo in memory.
1252 2011-11-29 DJ Delorie <dj@redhat.com>
1254 * config.gcc (rl78-*-elf): New case.
1255 * doc/extend.texi: Add RL78 documentation.
1256 * doc/invoke.texi: Likewise.
1257 * doc/md.texi: Likewise.
1258 * doc/contrib.texi: Add RL78.
1259 * doc/install.texi: Add rl78-*-elf.
1260 * config/rl78: New directory for the Renesas RL78.
1262 2011-11-29 Jakub Jelinek <jakub@redhat.com>
1264 PR tree-optimization/51247
1265 * tree-vrp.c (extract_range_from_assert): For signed 1-bit precision
1266 types instead of adding 1 subtract -1 and instead of subtracting 1
1267 add -1 to avoid overflows.
1269 2011-11-29 Andrew MacLeod <amacleod@redhat.com>
1272 * optabs.c (maybe_optimize_fetch_op): New. Look for more optimal
1273 instructions for a FECTH_OP or OP_FECTH sequence.
1274 (expand_atomic_fetch_op): Call maybe_optimize_fetch_op.
1276 2011-11-29 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/sync.md (UNSPEC_LDA, UNSPEC_STA): New unspecs.
1279 (movdi_via_fpu): Remove.
1280 (loaddi_via_fpu): New insn pattern.
1281 (storedi_via_fpu): Ditto.
1282 (atomic_loaddi_fpu): Use loaddi_via_fpu and storedi_via_fpu.
1283 (atomic_storedi_fpu): Ditto.
1284 * reg-stack.c (get_true_reg): Handle UNSPEC_LDA.
1285 (subst_stack_regs_pat): Handle UNSPEC_STA.
1287 2011-11-29 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/i386.md (*floathi<mode>2_i387_with_temp): Do not
1290 allocate scratch memory for alternative 0.
1292 2011-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1294 * config/rs6000/rs6000-builtins.def: Completely rewrite builtin
1295 handling to centralize more of the builtins in this file. Change
1296 some builtin enumerations to be more consistant. Use a new mask
1297 to hold the current builtins, including SPE and PAIRED builtins
1298 which no longer are set via target_flags masks. Add
1299 -mdebug=builtin debug support. For power machines, define all
1300 Altivec and VSX buitins when the compiler starts, but don't allow
1301 the use of a builtin unless the appropriate switch is used, or
1302 #pragma GCC target is used to change the options. If the user
1303 uses #pragma GCC target, update the appropriate hardware macros.
1304 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Ditto.
1305 * config/rs6000/rs6000.opt (rs6000_builtin_mask): Ditto.
1306 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Ditto.
1307 (rs6000_define_or_undefine_macro): Ditto.
1308 (rs6000_target_modify_macros): Ditto.
1309 (rs6000_cpu_cpp_builtins): Ditto.
1310 (altivec_overloaded_builtins): Ditto.
1311 (altivec_build_resolved_builtin): Ditto.
1312 * config/rs6000/rs6000.c (rs6000_target_modify_macros_ptr): Ditto.
1313 (rs6000_builtin_info): Ditto.
1314 (def_builtin): Ditto.
1315 (enable_mask_for_builtins): Ditto.
1316 (DEBUG_FMT_X): Ditto.
1317 (rs6000_debug_reg_global): Ditto.
1318 (rs6000_builtin_mask_calculate): Ditto.
1319 (rs6000_option_override_internal): Ditto.
1320 (rs6000_builtin_conversion): Ditto.
1321 (rs6000_builtin_vectorized_function): Ditto.
1322 (bdesc_3arg): Ditto.
1324 (bdesc_2arg): Ditto.
1325 (builtin_description_predicates): Ditto.
1326 (bdesc_altivec_preds): Ditto.
1327 (bdesc_spe_predicates): Ditto.
1328 (bdesc_spe_evsel): Ditto.
1329 (bdesc_paired_preds): Ditto.
1331 (bdesc_1arg): Ditto.
1332 (rs6000_overloaded_builtin_p): Ditto.
1333 (rs6000_expand_unop_builtin): Ditto.
1334 (bdesc_2arg_spe): Ditto.
1335 (spe_expand_builtin): Ditto.
1336 (rs6000_invalid_builtin): Ditto.
1337 (rs6000_expand_builtin): Ditto.
1338 (rs6000_init_builtins): Ditto.
1339 (spe_init_builtins): Ditto.
1340 (paired_init_builtins): Ditto.
1341 (altivec_init_builtins): Ditto.
1342 (builtin_function_type): Ditto.
1343 (rs6000_common_init_builtins): Ditto.
1344 (rs6000_builtin_reciprocal): Ditto.
1345 (rs6000_builtin_mask_names): Ditto.
1346 (rs6000_pragma_target_parse): Ditto.
1347 (rs6000_function_specific_print): Ditto.
1348 * config/rs6000/rs6000.h (MASK_DEBUG_BUILTIN): Ditto.
1349 (MASK_DEBUG_ALL): Ditto.
1350 (TARGET_DEBUG_BUILTIN): Ditto.
1351 (TARGET_EXTRA_BUILTINS): Ditto.
1352 (REGISTER_TARGET_PRAGMAS): Ditto.
1353 (enum rs6000_btc): Ditto.
1354 (RS6000_BTC_*): Ditto.
1355 (RS6000_BTM_*): Ditto.
1356 (enum rs6000_builtins): Ditto.
1357 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_p): Ditto.
1358 (rs6000_target_modify_macros): Ditto.
1359 (rs6000_target_modify_macros_ptr): Ditto.
1361 * config/rs6000/vector.md (unsfloat<VEC_int><mode>2): Use the
1362 standard name for converting vector unsigned values to floating
1363 point. Delete the TARGET_VECTORIZE_BUILTIN_CONVERSION hook, which
1364 is handled by machine independent code.
1365 * config/rs6000/rs6000.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Ditto.
1366 (rs6000_builtin_conversion): Ditto.
1368 2011-11-29 Dodji Seketeli <dodji@redhat.com>
1370 * tree-diagnostic (struct loc_t): Rename into struct loc_map_pair.
1371 (maybe_unwind_expanded_macro_loc): Adjust.
1373 2011-11-29 David Edelsohn <dje.gcc@gmail.com>
1374 Aldy Hernandez <aldyh@redhat.com>
1376 * trans-mem.c (ipa_tm_create_version_alias): Mangle new_decl
1378 (ipa_tm_create_version): Same.
1380 2011-11-29 Bernd Schmidt <bernds@codesourcery.com>
1382 * haifa-sched.c (recompute_todo_spec): Simplify and correct the
1383 code checking for a clobber of a condition register when deciding
1384 whether to predicate.
1386 2011-11-29 Diego Novillo <dnovillo@google.com>
1388 * gimple.c (gimple_call_set_cannot_inline): Move from gimple.h.
1389 Update field call_stmt_cannot_inline_p from call graph edge, if needed.
1390 * gimple.h (gimple_call_set_cannot_inline): Move to gimple.c.
1392 2011-11-29 Sameera Deshpande <sameera.deshpande@arm.com>
1394 * config/arm/arm.md (arm_movdi): Update NEG_POOL_RANGE.
1395 (movdf_soft_insn): Likewise.
1396 * config/arm/fpa.md (thumb2_movdf_fpa): Likewise.
1397 * config/arm/neon.md (neon_mov<mode>): Likewise.
1398 * config/arm/vfp.md (movdi_vfp): Likewise.
1399 (movdi_vfp_cortexa8): Likewise.
1400 (movdf_vfp): Likewise.
1402 2011-11-29 Jakub Jelinek <jakub@redhat.com>
1405 * expr.c (expand_expr_addr_expr_1): Don't call force_operand for
1406 EXPAND_SUM modifier.
1408 2011-11-29 Ira Rosen <ira.rosen@linaro.org>
1410 PR tree-optimization/51301
1411 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check that
1412 the last statement doesn't convert to a bigger type than the original
1413 type of the computation.
1415 2011-11-28 Richard Henderson <rth@redhat.com>
1417 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1418 Handle overlap between retval and oldval. Always compute boolval
1421 2011-11-28 Jakub Jelinek <jakub@redhat.com>
1424 * tree-ssa.c (execute_update_addresses_taken): Remove
1425 var ={v} {CLOBBER} stmts instead of rewriting them into
1426 var_N ={v} {CLOBBER}.
1429 * function.c (convert_jumps_to_returns): When redirecting an edge
1430 succ to EXIT_BLOCK_PTR, clear EDGE_CROSSING flag.
1432 PR tree-optimization/50078
1433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over
1434 TREE_THIS_VOLATILE also from the old to new lhs resp. rhs.
1436 PR tree-optimization/50682
1437 * tree-eh.c (maybe_remove_unreachable_handlers): New function.
1438 * tree-flow.h (maybe_remove_unreachable_handlers): New prototype.
1439 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call it.
1441 2011-11-28 Georg-Johann Lay <avr@gjlay.de>
1443 * doc/extend.texi (AVR Built-in Functions): Add documentation for
1444 __builtin_avr_map8 and __builtin_avr_map16.
1446 * config/avr/avr.md: Document new %t and %T asm output codes.
1447 (define_c_enum "unspec"): Add UNSPEC_MAP_BITS.
1448 (adjust_len): Add map_bits.
1449 (map_bitsqi, map_bitshi): New insns.
1450 * config/avr/avr-protos.h (avr_out_map_bits): New.
1451 * config/avr/avr-protos.c (print_operand): Implement %t and %T.
1452 (adjust_insn_length): Handle ADJUST_LEN_MAP_BITS.
1453 (avr_double_int_push_digit): New function.
1454 (avr_map, avr_revert_map, avr_swap_map, avr_id_map): New functions.
1455 (avr_sig_map, avr_map_hamming_byte): New functions.
1456 (avr_out_swap_bits, avr_out_revert_bits, avr_move_bits,
1457 avr_out_map_bits): New functions.
1458 (enum avr_builtin_id): Add AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1459 (avr_init_builtins): Populate __builtin_avr_map8, __builtin_avr_map16.
1460 (bdesc_2arg): Add __builtin_avr_map8, __builtin_avr_map16 ...
1461 (avr_expand_builtin): ...and expand them.
1462 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1463 __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1465 2011-11-27 Richard Sandiford <rdsandiford@googlemail.com>
1468 * config/mips/mips.c (mips_rtx_costs): Handle baddu.
1470 2011-11-27 Richard Sandiford <rdsandiford@googlemail.com>
1472 * config/mips/mips.c (mips16_unextended_reference_p): Test for BLKmode.
1474 2011-11-27 Richard Sandiford <rdsandiford@googlemail.com>
1476 * config/mips/mips-protos.h (mips_emit_binary): Declare.
1477 * config/mips/mips.c (mips_emit_binary): Make global.
1478 (mips_set_mips16_mode): Turn off -mfix-r4000 in MIPS16 mode.
1479 (mips_conditional_register_usage): Don't treat LO and HI as
1480 register operands in MIPS16 mode.
1481 (mips_mulsidi3_gen_fn): Use {u,}mulsidi3_{32,64}bit_mips16
1483 * config/mips/predicates.md (muldiv_target_operand): New predicate.
1484 (move_operand): Allow hilo_operand.
1485 * config/mips/mips.md (mul<mode>3): Explicitly specify LO as the
1486 target of MIPS16 multiplies, then move it into the target register.
1487 (mul<mode>3_internal, *macc2, *msac2): Use muldiv_target_operand.
1488 (<u>mulsidi3_32bit_mips16): New expander.
1489 (<u>mulsidi3_32bit): Use muldiv_target_operand.
1490 (<u>mulsidi3_32bit_r4000): Disable for ISA_HAS_DSP.
1491 (<u>mulsidi3_64bit): Require !TARGET_MIPS16. Split into
1492 <u>mulsidi3_64bit_split.
1493 (<u>mulsidi3_64bit_mips16): New expander.
1494 (<u>mulsidi3_64bit_split): Likewise, using expansions from
1495 two previous define_splits.
1496 (<u>mulsidi3_64bit_hilo, *muls<u>_di, <u>msubsidi4): Use
1497 muldiv_target_operand.
1498 (<su>mulsi3_highpart): Use <su>mulsi3_highpart_split for MIPS16 code.
1499 (<su>mulsi3_highpart_internal): Require !TARGET_MIPS16.
1500 Split into <su>mulsi3_highpart_split.
1501 (<su>mulsi3_highpart_split): New expander.
1502 (<su>muldi3_highpart): Turn into a define_expand.
1503 Use <su>muldi3_highpart_split for MIPS16 code.
1504 (<su>muldi3_highpart_internal): Renamed from <su>muldi3_highpart.
1505 Require !TARGET_MIPS16. Split into <su>muldi3_highpart_split.
1506 (<su>muldi3_highpart_split): New expander.
1507 (<u>mulditi3): Explicitly specify LO as the target of MIPS16
1508 multiplies, then move it into the target register.
1509 (<u>mulditi3_internal, <u>maddsidi4): Use muldiv_target_operand.
1510 (divmod<mode>4, udivmod<mode>4): Turn into define_expands.
1511 Use <u>divmod<mode>4_split for MIPS16 code, then explicitly
1512 move LO into operand 0.
1513 (divmod<mode>4_internal, udivmod<mode>4_internal): Renamed
1514 from <u>divmod<mode>4. Use muldiv_target_operand.
1515 Require !TARGET_MIPS16. Split into <u>divmod<mode>4_split.
1516 (<u>divmod<mode>4_split): New expander.
1517 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): Use muldiv_target_operand.
1518 (mfhi<GPR:mode>_<HILO:mode>): Use hilo_operand.
1520 2011-11-27 Richard Sandiford <rdsandiford@googlemail.com>
1522 * hard-reg-set.h (target_hard_regs): Add x_accessible_reg_set
1523 and x_operand_reg_set.
1524 (accessible_reg_set, operand_reg_set): New macros.
1525 * reginfo.c (init_reg_sets): Initialize accessible_reg_set and
1527 (saved_accessible_reg_set, saved_operand_reg_set): New variables.
1528 (save_register_info): Save them.
1529 (restore_register_info): Restore them.
1530 (init_reg_sets_1): Limit operand_reg_set to accessible_reg_set.
1531 Remove NO_REGS registers from operand_reg_set. Treat members
1532 of operand_reg_set as fixed.
1533 * recog.c (general_operand): Check operand_reg_set rather than NO_REGS.
1534 (register_operand, nonmemory_operand): Likewise.
1535 * varasm.c (make_decl_rtl): Always use DECL_MODE as the mode of
1536 register variables. Check accessible_reg_set and operand_reg_set.
1537 * config/mips/mips.c (mips_conditional_register_usage): Remove
1538 inaccessible register from accessible_reg_set, rather than just
1541 2011-11-27 Gerald Pfeifer <gerald@pfeifer.com>
1543 * config/pa/pa-linux.h (TARGET_GAS): Remove comment.
1545 2011-11-26 Richard Henderson <rth@redhat.com>
1547 * config/arm/arm.c (arm_init_libfuncs): Call init_sync_libfuncs
1550 2011-11-26 Richard Henderson <rth@redhat.com>
1552 * optabs.c (expand_atomic_fetch_op): Always return result.
1554 * optabs.c (init_sync_libfuncs_1): Include max in iteration.
1556 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1557 BIGGEST_ALIGNMENT is aligned.
1559 2011-11-26 Richard Henderson <rth@redhat.com>
1561 * config/m68k/m68k.md (UNSPECV_CAS_1, UNSPECV_CAS_2): New.
1562 (UNSPECV_TAS_1, UNSPECV_TAS_2): New.
1563 (I): New mode iterator.
1564 (xz): New mode attribute.
1565 * config/m68k/sync.md: New file.
1567 * config/m68k/linux.h (TARGET_INIT_LIBFUNCS): New.
1568 * config/m68k/m68k.c (m68k_init_sync_libfuncs): New.
1570 2011-11-26 Nathan Sidwell <nathan@acm.org>
1572 PR gcov-profile/51297
1573 * gcov.c (main): Allocate initial names and sources arrays.
1574 (find_source): Don't check for null name or source arrays here.
1576 2011-11-26 Jakub Jelinek <jakub@redhat.com>
1578 PR rtl-optimization/49912
1579 * cfgrtl.c (rtl_verify_flow_info_1): Ignore also EDGE_PRESERVE bit
1580 when counting n_branch.
1582 2011-11-26 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386/sync.md (movdi_via_fpu): Add %Z insn suffixes.
1586 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
1589 * calls.c (mem_overlaps_already_clobbered_arg_p):
1590 Return false if no outgoing arguments have been stored so far.
1592 2011-11-25 Georg-Johann Lay <avr@gjlay.de>
1594 * config/avr/avr.c (print_operand): Support code = 'i' for CONST_INT.
1596 2011-11-24 Andrew MacLeod <amacleod@redhat.com>
1599 * tree.h (is_builtin_name): No longer external.
1600 * builtins.c (is_builtin_name): Make static.
1601 * varasm.c (incorporeal_function_p): __sync and __atomic external calls
1602 are not incorporeal and may need asm label processing.
1604 2011-11-25 Georg-Johann Lay <avr@gjlay.de>
1607 * config/avr/avr-protos.h (avr_log_t): Add field .builtin.
1608 * config/avr/avr-log.c (avr_log_set_avr_log): Initialize it.
1609 Don't bypass TARGET_ALL_DEBUG. Print self-info with ?.
1610 (avr_log_vadump): Support %D and %X to print double_int.
1611 (avr_double_int_pop_digit): New static function.
1612 (avr_dump_double_int_hex): New static function.
1614 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
1617 * config/i386/i386.c (distance_non_agu_define_in_bb): Fix insn
1620 2011-11-24 Andrew MacLeod <amacleod@redhat.com>
1622 * optab.c (maybe_emit_atomic_exchange): New. Try to emit an
1623 atomic_exchange pattern.
1624 (maybe_emit_sync_lock_test_and_set): New. Try to emit an exchange
1625 using __sync_lock_test_and_set.
1626 (maybe_emit_compare_and_swap_exchange_loop): New. Try to emit an
1627 exchange using a compare_and_swap loop.
1628 (expand_sync_lock_test_and_set): New. Expand sync_lock_test_and_set.
1629 (expand_atomic_test_and_set): New. Expand test_and_set operation.
1630 (expand_atomic_exchange): Use new maybe_emit_* functions.
1631 (expand_atomic_store): Use new maybe_emit_* functions.
1632 * builtins.c (expand_builtin_sync_lock_test_and_set): Call
1633 expand_sync_lock_test_and_set routine.
1634 (expand_builtin_atomic_exchange): Remove parameter from call.
1635 (expand_builtin_atomic_clear): Use atomic_clear pattern if present.
1636 (expand_builtin_atomic_test_and_set): Add target and simply call
1637 expand_atomic_test_and_set.
1638 (expand_builtin): Add target to expand_builtin_atomic_test_and_set.
1639 * expr.h (expand_atomic_exchange): Add parameter.
1640 (expand_sync_lock_test_and_set): New prototype.
1641 (expand_atomic_test_and_set, expand_atomic_clear): New prototypes.
1643 2011-11-24 H.J. Lu <hongjiu.lu@intel.com>
1646 * config/i386/i386.h (processor_costs): Revert revision 181357.
1647 * config/i386/i386.c (cost models): Likewise.
1648 (core_cost): Likewise.
1649 (promote_duplicated_reg): Likewise.
1650 (promote_duplicated_reg_to_size): Likewise.
1651 (processor_target): Likewise.
1652 (expand_set_or_movmem_via_loop_with_iter): Likewise.
1653 (expand_set_or_movmem_via_loop): Likewise.
1654 (emit_strset): Likewise.
1655 (expand_movmem_epilogue): Likewise.
1656 (expand_setmem_epilogue): Likewise.
1657 (expand_movmem_prologue): Likewise.
1658 (expand_setmem_prologue): Likewise.
1659 (expand_constant_movmem_prologue): Likewise.
1660 (expand_constant_setmem_prologue): Likewise.
1661 (decide_alg): Likewise.
1662 (decide_alignment): Likewise.
1663 (ix86_expand_movmem): Likewise.
1664 (ix86_expand_setmem): Likewise.
1665 (ix86_slow_unaligned_access): Likewise.
1666 * config/i386/i386.md (strset): Likewise.
1667 * config/i386/sse.md (vec_dupv4si): Likewise.
1668 (vec_dupv2di): Likewise.
1670 2011-11-24 Georg-Johann Lay <avr@gjlay.de>
1672 * config/avr/avr.md (*rotlhi2.15): Set length to 4.
1674 2011-11-24 Razya Ladelsky <razya@il.ibm.com>
1676 * tree-data-ref.c (initialize_data_dependence_relation): Update
1677 comment for the self dependence case.
1678 (compute_self_dependence): Remove.
1679 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove call to
1680 compute_self_dependenc.
1682 2011-11-24 Alan Modra <amodra@gmail.com>
1684 * c-decl.c (warn_if_shadowing): Don't warn if shadowed
1685 identifier is from system header.
1687 2011-11-23 Jakub Jelinek <jakub@redhat.com>
1690 * config/i386/i386.c (decide_alg): Initialize *dynamic_check
1693 2011-11-23 Vladimir Makarov <vmakarov@redhat.com>
1695 PR rtl-optimization/48455
1696 * doc/invoke.texi (-fira-region): Document default values.
1698 * flags-types.h (enum ira_region): Add new value
1699 IRA_REGION_AUTODETECT.
1701 * common.opt (fira-region): Set up initial value to
1702 IRA_REGION_AUTODETECT.
1704 * toplev.c (process_options): Set up flag_ira_region depending on
1707 * ira.c (ira.c): Remove optimize guard for ira_build.
1709 2011-11-23 Chung-Lin Tang <cltang@codesourcery.com>
1711 PR rtl-optimization/50496
1712 * jump.c (redirect_jump): Assert fail on nlabel == NULL_RTX
1713 only after epilogue is created. Add comments.
1715 2011-11-22 Richard Henderson <rth@redhat.com>
1717 * config/ia64/ia64.c (ia64_expand_atomic_op): Add model parameter.
1718 Generate the barrier required for the memory model.
1719 (rtx_needs_barrier): Handle UNSPEC_FETCHADD_REL, UNSPEC_CMPXCHG_REL.
1720 * config/ia64/ia64-protos.h: Update.
1721 * config/ia64/ia64.md (UNSPEC_FETCHADD_REL): New.
1722 (UNSPEC_CMPXCHG_REL): New.
1723 * config/ia64/sync.md (mem_thread_fence): New.
1724 (atomic_load<IMODE>, atomic_store<IMODE>): New.
1725 (atomic_compare_and_swap<IMODE>): New.
1726 (cmpxchg_acq_<I124MODE>, cmpxchg_acq_di): New.
1727 (atomic_exchange<IMODE>): New.
1728 (xchg_acq_<IMODE>): Rename from sync_lock_test_and_set<IMODE>.
1729 (atomic_<FETCHOP><IMODE>, atomic_nand<IMODE>): New.
1730 (atomic_fetch_<FETCHOP><IMODE>, atomic_fetch_nand<IMODE>): New.
1731 (atomic_<FETCHOP>_fetch<IMODE>, atomic_nand_fetch<IMODE>): New.
1732 (fetchadd_rel_<I48MODE>): New.
1733 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): Remove.
1734 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): Remove.
1735 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): Remove.
1736 (sync_compare_and_swap<IMODE>): Remove.
1737 (sync_lock_release<IMODE>): Remove.
1739 * config/ia64/ia64.md: Use define_c_enum for UNSPEC_*
1740 and UNSPECV_* constants.
1742 2011-11-22 Tom de Vries <tom@codesourcery.com>
1744 PR rtl-optimization/50764
1745 * sched-deps.c (sched_analyze_insn): Make sure frame-related insns are
1746 not moved past preceding jump.
1748 2011-11-22 Jeff Law <law@redhat.com>
1750 * doc/contrib.texi: Add entry for David Binderman.
1752 2011-11-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1754 * postreload.c (reload_combine): Mark reg_state as invalid at
1755 volatile insns if there has been a use already.
1757 2011-11-21 Aldy Hernandez <aldyh@redhat.com>
1759 * opts.c (finish_options): Do not fail for -fgnu-tm.
1760 * gimple-streamer-out.c (output_gimple_stmt): Handle
1762 * gimple-streamer-in.c (input_gimple_stmt): Same.
1763 * lto-cgraph.c (input_overwrite_node): Read tm_clone bit.
1764 (lto_output_node): Write tm_clone bit.
1766 2011-11-22 Ian Lance Taylor <iant@google.com>
1768 * doc/install.texi (Configuration): Correct doc of
1769 --enable-build-poststage1-with-cxx: it is not experimental.
1771 2011-11-22 Jakub Jelinek <jakub@redhat.com>
1773 PR tree-optimization/51074
1774 * fold-const.c (fold_binary_loc): Fix up VEC_INTERLEAVE_*_EXPR
1775 handling for BYTES_BIG_ENDIAN.
1776 * optabs.c (can_vec_perm_for_code_p): Likewise.
1778 2011-11-22 Michael Matz <matz@suse.de>
1781 * trans-mem.c (expand_block_tm): Ignore clobbers.
1783 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
1785 * config/darwin.h (ENDFILE_SPEC): New.
1786 (DARWIN_CRT1_SPEC): Add crttms.o.
1787 (STARTFILE_SPEC): Likewise for dynamic libs and bundles.
1788 * config/i386.h (ENDFILE_SPEC): Amend to include crttme.o.
1790 2011-11-22 Michael Matz <matz@suse.de>
1793 * tree.c (iterative_hash_expr): Remove break after return.
1795 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
1797 * target.def (tm_clone_table_section): New hook.
1798 * doc/tm.texi.in (TARGET_ASM_TM_CLONE_TABLE_SECTION): Define.
1799 * doc/tm.texi: Regenerate.
1800 * varasm.c (dump_tm_clone_pairs): Use target tm_clone_table_section.
1801 * output.h (default_clone_table_section): New prototype.
1802 * config/darwin.h (TARGET_ASM_TM_CLONE_TABLE_SECTION): New.
1803 * config/darwin-protos.h (darwin_tm_clone_table_section): New prototype.
1804 * config/darwin.c (darwin_tm_clone_table_section): New.
1806 2011-11-21 Torvald Riegel <triegel@redhat.com>
1808 * trans-mem.c (diagnose_tm_1): Print an expression instead of a
1809 declaration in error messages for indirect calls.
1811 2011-11-21 David S. Miller <davem@davemloft.net>
1813 * config/sparc/sparc.c (sparc_regmode_natural_size): New function
1814 implementing REGMODE_NATURAL_SIZE taking into consideration vector
1816 (sparc_modes_tieable_p): Similarly for MODES_TIEABLE_P.
1817 * config/sparc/sparc-protos.h (sparc_regmode_natural_size,
1818 sparc_modes_tieable_p): Declare.
1819 * gcc/config/sparc/sparc.h (REGMODE_NATURAL_SIZE,
1820 MODES_TIEABLE_P): Use new helper functions.
1823 2011-11-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1826 * expmed.c (store_bit_field_1): Use extract_bit_field on big
1827 endian targets if the source cannot be exactly covered by word
1830 2011-11-21 Jakub Jelinek <jakub@redhat.com>
1833 * var-tracking.c (loc_cmp): For ENTRY_VALUEs use ENTRY_VALUE_EXP
1834 macro instead of XEXP.
1836 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
1838 * configure: Regenerate.
1840 2011-11-21 Georg-Johann Lay <avr@gjlay.de>
1842 * config/avr/avr.c (output_reload_in_const): Loading a byte with 0
1843 must not affect cc0.
1844 * config/avr/avr.md (*movhi, *movpsi, *movsi, *movsf): Zero to any
1845 register does not change cc0. Same for any constant to ld-register.
1847 2011-11-21 Uros Bizjak <ubizjak@gmail.com>
1849 * config/i386/mmx.md (unspec) <UNSPEC_MOVNTQ, UNSPEC_PFRCP,
1850 UNSPEC_PFRCPIT1, UNSPEC_PFRCPIT2, UNSPEC_PFRSQRT, UNSPEC_PFRSQIT1>:
1851 Move from config/i386/i386.md
1852 (unspecv) <UNSPECV_EMMS, UNSPECV_FEMMS>: Ditto.
1853 * config/i386/sse.md (unspec) <UNSPEC_MOVNT,UNSPEC_MOVU, UNSPEC_LDDQU,
1854 UNSPEC_PSHUFB, UNSPEC_PSIGN, UNSPEC_PALIGNR, UNSPEC_EXTRQI,
1855 UNSPEC_EXTRQ, UNSPEC_INSERTQI, UNSPEC_INSERTQ, UNSPEC_BLENDV,
1856 UNSPEC_INSERTPS, UNSPEC_DP, UNSPEC_MOVNTDQA, UNSPEC_MPSADBW,
1857 UNSPEC_PHMINPOSUW, UNSPEC_PTEST, UNSPEC_PCMPESTR, UNSPEC_PCMPISTR,
1858 UNSPEC_FMADDSUB, UNSPEC_XOP_UNSIGNED_CMP, UNSPEC_XOP_TRUEFALSE,
1859 UNSPEC_XOP_PERMUTE, UNSPEC_FRCZ, UNSPEC_AESENC, UNSPEC_AESENCLAST,
1860 UNSPEC_AESDEC, UNSPEC_AESDECLAST, UNSPEC_AESIMC,
1861 UNSPEC_AESKEYGENASSIST, UNSPEC_PCLMUL, UNSPEC_PCMP, UNSPEC_VPERMIL,
1862 UNSPEC_VPERMIL2, UNSPEC_VPERMIL2F128, UNSPEC_CAST, UNSPEC_VTESTP,
1863 UNSPEC_VCVTPH2PS, UNSPEC_VCVTPS2PH, UNSPEC_VPERMSI, UNSPEC_VPERMDF,
1864 UNSPEC_VPERMSF, UNSPEC_VPERMTI, UNSPEC_GATHER, UNSPEC_VSIBADDR>: Ditto.
1865 (unspecv) <UNSPECV_LDMXCSR, UNSPECV_STMXCSR, UNSPECV_CLFLUSH,
1866 UNSPECV_MONITOR, UNSPECV_MWAIT, UNSPECV_VZEROALL, UNSPECV_VZEROUPPER>:
1868 * config/i386/sync.md (unspec) <UNSPEC_LFENCE, UNSPEC_SFENCE,
1869 UNSPEC_MFENCE, UNSPEC_MOVA>: Ditto.
1870 (unspecv) <UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2, UNSPECV_CMPXCHG_3,
1871 UNSPECV_CMPXCHG_4, UNSPECV_XCHG, UNSPECV_LOCK>: Ditto.
1872 (sse2_lfence): Move from config/i386/sse.md.
1873 (*sse2_lfence): Ditto.
1874 (sse_sfence): Ditto.
1875 (*sse_sfence): Ditto.
1876 (sse2_mfence): Ditto.
1877 (mfence_sse2): Ditto. Rename from *sse2_mfence. Enable also
1879 (mem_thread_fence): Use mfence_sse2.
1881 2011-11-21 Georg-Johann Lay <avr@gjlay.de>
1883 * config/avr/avr.h (struct base_arch_s): Add field sfr_offset.
1884 * config/avr/avr-devices.c: Ditto. And initialize it.
1885 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in define
1887 * config/avr/avr-protos.h (out_movqi_r_mr, out_movqi_mr_r): Remove.
1888 (out_movhi_r_mr, out_movhi_mr_r): Remove.
1889 (out_movsi_r_mr, out_movsi_mr_r): Remove.
1890 * config/avr/avr.md (*cbi, *sbi): Use %i instead of %m-0x20.
1891 (*insv.io, *insv.not.io): Ditto.
1892 * config/avr/avr.c (out_movsi_r_mr, out_movsi_mr_r): Make static.
1893 (print_operand): Implement "%i" to print address as I/O address.
1894 (output_movqi): Clean up call of out_movqi_mr_r.
1895 (output_movhi): Clean up call of out_movhi_mr_r.
1896 (avr_file_start): Use avr_current_arch->sfr_offset instead of
1897 magic -0x20. Use TMP_REGNO, ZERO_REGNO instead of 0, 1.
1898 (avr_out_sbxx_branch): Use %i instead of %m-0x20.
1899 (out_movqi_r_mr, out_movqi_mr_r): Ditto. And make static.
1900 (out_movhi_r_mr, out_movhi_mr_r): Ditto. And use avr_asm_len.
1901 (out_shift_with_cnt): Clean up code: Use avr_asm_len.
1902 (output_movsisf): Use output_reload_insisf for all CONSTANT_P sources.
1903 (avr_out_movpsi): USE avr_out_reload_inpsi for all CONSTANT_P sources.
1904 Clean up call of avr_out_store_psi.
1905 (output_reload_in_const): Don't cut symbols longer than 2 bytes.
1906 (output_reload_insisf): Filter CONST_INT_P or CONST_DOUBLE_P to
1907 try if setting pre-cleared register is advantageous.
1908 (avr_out_plus_1): Use gen_int_mode instead of GEN_INT.
1910 2011-11-20 Joey Ye <joey.ye@arm.com>
1912 * expr.c (expand_expr_real_1): Correctly handle strict volatile
1913 bitfield loads smaller than mode size.
1915 2011-11-20 Richard Henderson <rth@redhat.com>
1917 * config/mips/mips.c (mips_init_libfuncs): Call init_sync_libfuncs.
1919 2011-11-20 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/i386.c (ix86_expand_vcond): Generate TARGET_XOP
1923 patterns for supported mode only.
1926 * config/i386/i386.c (ix86_expand_builtin)
1927 <IX86_BUILTIN_GATHERALTSIV4DI>: Use CODE_FOR_avx2_gathersiv4di.
1929 2011-11-20 Uros Bizjak <ubizjak@gmail.com>
1931 * config/i386/i386.md (UNSPEC_MOVNTI): Remove.
1932 (UNSPEC_MOVNTQ): New unspec.
1933 * config/i386/mmx.md (sse_movntq): Rename from sse_movntdi.
1934 Use UNSPEC_MOVNTQ instead of UNSPEC_MOVNT.
1935 * config/i386/sse.md (sse2_movnti<mode>): Use UNSPEC_MOVNT instead of
1937 (STORENT_MODE): Add DI and V4DI modes.
1939 2011-11-20 Nathan Sidwell <nathan@acm.org>
1941 PR gcov-profile/51113
1942 * coverage.c (build_var): Propagate visibility for public
1943 decls. Use make_decl_one_only for PIC correctness.
1946 * gcc.misc-tests/gcov-13.c: Check gcovpart-13b coverage
1947 * gcc.misc-tests/gcov-16.c: New.
1948 * gcc.misc-tests/gcov-17.c: New.
1949 * g++.dg/gcov/gcov-8.C: New.
1950 * g++.dg/gcov/gcov-9.C: New.
1951 * g++.dg/gcov/gcov-10.C: New.
1953 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
1955 PR rtl-optimization/51187
1956 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
1957 is a barrier between the jump and its target label.
1959 2011-11-19 Patrick Marlier <patrick.marlier@gmail.com>
1962 * tracer.c (ignore_bb_p): Don't copy GIMPLE_TRANSACTION.
1964 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
1966 * expmed.c (store_bit_field_1): Revert bogus formatting change.
1968 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
1971 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
1972 overlap of src and dest operands.
1974 2011-11-19 Iain Sandoe <iains@gcc.gnu.org>
1976 * config/darwin.h (ASM_DEBUG_SPEC): New.
1977 * config/darwin9.h (ASM_DEBUG_SPEC): New.
1979 2011-11-18 Jan Hubicka <jh@suse.cz>
1981 * config/i386/i386.c (atom_cost): Disable SSE loop until alignment
1984 2011-11-18 Anatoly Sokolov <aesok@post.ru>
1986 * config/cris/cris.c (cris_function_value_regno_p): Make static.
1987 (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1988 * config/cris/cris.h (FUNCTION_VALUE_REGNO_P): Remove.
1989 * config/cris/cris-protos.h (cris_function_value_regno_p): Remove.
1991 2011-11-18 H.J. Lu <hongjiu.lu@intel.com>
1994 * doc/extend.texi: Document __builtin_ia32_movnti64.
1996 * config/i386/emmintrin.h (_mm_stream_si64): New.
1998 * config/i386/i386-builtin-types.def: Add VOID_FTYPE_PLONGLONG_LONGLONG.
2000 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTI64.
2001 (bdesc_special_args): Update __builtin_ia32_movnti. Add
2002 __builtin_ia32_movnti64.
2003 (ix86_expand_special_args_builtin): Handle
2004 VOID_FTYPE_PLONGLONG_LONGLONG.
2006 * config/i386/i386.md (UNSPEC_MOVNTI): New.
2008 * config/i386/sse.md (sse2_movntsi): Renamed to ...
2009 (sse2_movnti<mode>): This.
2011 2011-11-18 Georg-Johann Lay <avr@gjlay.de>
2014 * config/avr/avr.h (base_arch_s): Add field n_segments.
2015 (ADDR_SPACE_PGM1, ADDR_SPACE_PGM2, ADDR_SPACE_PGM3,
2016 ADDR_SPACE_PGM4, ADDR_SPACE_PGM5, ADDR_SPACE_PGMX): New address spaces.
2017 (AVR_HAVE_ELPM, AVR_HAVE_ELPMX): New defines.
2018 (INIT_EXPANDERS): New define.
2019 * config/avr/avr-protos.h (avr_mem_pgmx_p): New.
2020 (avr_init_expanders): New.
2021 (avr_emit_movmemhi, avr_out_movmem): New.
2022 (avr_xload_libgcc_p): New.
2023 * config/avr/avr-c.c (avr_register_target_pragmas): Register
2024 address spaces __pgm1, __pgm2, __pgm3, __pgm4 __pgm5, __pgmx.
2025 (avr_cpu_cpp_builtins): Add built-in defines __PGM1,
2026 __PGM2, __PGM3, __PGM4, __PGM5, __PGMX.
2027 * config/avr/avr-devices.c (avr_arch_types): Set field n_segments.
2029 * config/avr/avr.c (AVR_SECTION_PROGMEM): Change define to cover
2030 3 bits instead of just 1.
2031 (xstring_empty, xstring_e, rampz_rtx): New static GTYed variables.
2032 (progmem_section): Change from section to array of sections.
2033 (progmem_section_prefix): New static variable.
2034 (avr_file_start): Print set for __RAMPZ__
2035 (avr_option_override): Move initialization of RTXes from here...
2036 (avr_init_expanders): ...to this new function.
2037 (avr_pgm_segment): New static function.
2038 (avr_decl_pgm_p): Handle error_mark_node.
2039 (avr_mem_pgmx_p, avr_decl_pgmx_p): New static functions.
2040 (avr_out_xload, avr_find_unused_d_reg): New static functions.
2041 (expand_prologue, expand_epilogue): Use rampz_rtx.
2042 (print_operand): Hande CONST_STRING.
2043 (avr_xload_libgcc_p): New static function.
2044 (avr_out_lpm_no_lpmx, avr_out_lpm): Handle ELPM.
2045 (avr_progmem_p): Return 2 for 24-bit flash address space.
2046 (avr_out_sbxx_branch): Clean-up code from ASn macros.
2047 (out_movqi_r_mr, out_movqi_mr_r): Ditto. And recognize RAMPZ's
2048 address and print symbolically.
2049 (avr_asm_named_section, avr_section_type_flags,
2050 avr_encode_section_info, avr_asm_select_section,
2051 avr_addr_space_address_mode, avr_addr_space_pointer_mode,
2052 avr_addr_space_legitimate_address_p, avr_addr_space_convert,
2053 avr_addr_space_legitimize_address): Handle new address spaces.
2054 (avr_output_progmem_section_asm_op): New static function.
2055 (avr_asm_init_sections): Initialize progmem_section[].
2056 (adjust_insn_length): Handle ADJUST_LEN_XLOAD, ADJUST_LEN_MOVMEM.
2057 (avr_const_address_lo16): New static function.
2058 (avr_assemble_integer): Use it to handle 3-byte integers.
2059 (avr_emit_movmemhi, avr_out_movmem): New functions.
2061 * config/avr/predicates.md (nox_general_operand): Handle new
2063 * config/avr/avr.md (unspec): Add UNSPEC_MOVMEM.
2064 (adjust_len): Add xload, movmem.
2065 (SP_ADDR): New define_constants.
2066 (isa): Add "lpm", "lpmx", "elpm", "elpmx".
2067 (enabled): Handle them.
2068 (load<mode>_libgcc): New expander.
2069 (*load.<mode>.libgcc): Rename to load_<mode>_libgcc.
2070 (xload8_A, xload<mode>_A): New insn-and-splits.
2071 (xload_8, xload_<mode>_libgcc, xload_<mode>, loadmem_elpm): New insns.
2072 (mov<mode>): Handle new address spaces.
2073 (movmemhi): Rewrite using avr_emit_movmemhi.
2074 (MOVMEM_r_d): New mode attribute.
2075 (movmem_<mode>, movmem_qi_elpm): New insns.
2076 (setmemhi, *clrmemqi, *clrmemhi, strlenhi, *strlenhi): Unquote
2077 C-code. Use label instead of hard-coded instrunction lengths.
2079 2011-11-18 Martin Jambor <mjambor@suse.cz>
2081 PR tree-optimization/50605
2082 * gimple.c (is_gimple_ip_invariant_address): Also handle MEM_REFs
2083 of IPA invariant decls.
2085 2011-11-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2087 * tree-outof-ssa.c (insert_back_edge_copies): Add call to
2088 mark_dfs_back_edges.
2090 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
2093 * configure.ac: Remove ranlib special-casing for Darwin.
2094 * configure: Regenerate.
2096 2011-11-18 Uros Bizjak <ubizjak@gmail.com>
2098 PR tree-optimization/51118
2099 * fold-const.c (fold_checksum_tree): Check for TS_TYPED structure
2100 before using TREE_TYPE accessor on expr.
2102 2011-11-17 Jan Hubicka <jh@suse.cz>
2105 * i386.c (atom_cost): Fix 32bit memset description.
2106 (expand_set_or_movmem_via_loop_with_iter): Output proper bounds check
2108 (expand_movmem_epilogue): Handle epilogues up to size 15 w/o producing
2110 (decide_alg): sse_loop is not useable wthen SSE2 is disabled;
2111 when not optimizing always use rep movsb or lincall; do not produce
2112 word sized loops when optimizing memset for size (to avoid need
2113 for large constants).
2114 (ix86_expand_movmem): Get into sync with ix86_expand_setmem;
2115 choose unroll factors better; always do 128bit moves when producing
2116 SSE loops; do not produce loopy epilogue when size is too small.
2117 (promote_duplicated_reg_to_size): Do not look into desired alignments
2118 when doing vector expansion.
2119 (ix86_expand_setmem): Track better when promoted value is available;
2120 choose unroll factors more sanely. Output loopy epilogue only
2123 2011-11-17 Steve Ellcey <sje@cup.hp.com>
2126 * output.h (fprint_w): Remove.
2127 * final.c (fprint_w): Remove.
2128 (output_addr_const): Change fprint_w back to fprintf.
2130 2011-11-17 Andrew Pinski <apinski@cavium.com>
2132 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for MIPS.
2134 2011-11-17 Andrew MacLeod <amacleod@redhat.com>
2136 * builtins.c (expand_builtin): Remove 4th parameter representing
2137 weak/strong mode when __atomic_compare_exchange becomes a library call.
2139 2011-11-17 Richard Henderson <rth@redhat.com>
2141 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Get
2142 new pseudo for target after convert_modes.
2143 (rs6000_expand_atomic_exchange, rs6000_expand_atomic_op): Likewise.
2145 2011-11-17 Richard Henderson <rth@redhat.com>
2147 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Get
2148 new pseudo for target after convert_modes.
2149 (rs6000_expand_atomic_exchange, rs6000_expand_atomic_op): Likewise.
2151 2011-11-17 Richard Henderson <rth@redhat.com>
2153 * builtins.c (expand_builtin_mem_thread_fence): Remove.
2154 (expand_builtin_mem_signal_fence): Remove.
2155 (expand_builtin_atomic_thread_fence): Use expand_mem_thread_fence.
2156 (expand_builtin_sync_synchronize): Likewise.
2157 (expand_builtin_atomic_signal_fence): Use expand_mem_signal_fence.
2158 * optabs.c (expand_asm_memory_barrier): Split out from
2159 expand_builtin_mem_signal_fence.
2160 (expand_mem_thread_fence): New, a combination of code from
2161 expand_builtin_mem_thread_fence and expand_builtin_sync_synchronize.
2162 (expand_mem_signal_fence): Moved and renamed from
2163 expand_builtin_mem_signal_fence.
2164 (expand_atomic_exchange): Use expand_mem_thread_fence.
2165 (expand_atomic_load, expand_atomic_store): Likewise.
2166 * expr.h, optabs.h: Update decls.
2168 2011-11-17 Bin Cheng <bin.cheng@arm.com>
2170 PR rtl-optimization/50663
2171 * cprop.c (implicit_set_indexes): New global variable.
2172 (insert_set_in_table): Add additional parameter and record implicit
2174 (hash_scan_set): Add additional parameter and pass it to above.
2175 (hash_scan_insn): Pass false to hash_scan_set.
2176 (compute_hash_table_work): Pass true to hash_scan_set.
2177 (compute_cprop_data): Add implicit set to AVIN of block which the
2178 implicit set is recorded for.
2179 (one_cprop_pass): Handle implicit_set_indexes array.
2181 2011-11-17 Michael Matz <matz@suse.de>
2185 * tree-ssa-live.c (mark_all_vars_used_1): Recurse only for decls of
2187 (remove_unused_locals): Ditto.
2189 2011-11-16 Richard Henderson <rth@redhat.com>
2191 * config/alpha/alpha.c (alpha_split_compare_and_swap_12): Copy
2192 ALIAS_SET_MEMORY_BARRIER when creating a new memory.
2193 (alpha_split_atomic_exchange_12): Likewise.
2194 * config/rs6000/rs6000.c (rs6000_adjust_atomic_subword): Likewise.
2196 2011-11-16 Joseph Myers <joseph@codesourcery.com>
2198 * config/i386/i386elf.h (PREFERRED_DEBUGGING_TYPE): Remove.
2200 2011-11-16 David Edelsohn <dje.gcc@gmail.com>
2202 * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags):
2203 Default to minimum alignment if decl is NULL.
2205 2011-11-16 Uros Bizjak <ubizjak@gmail.com>
2207 * config/i386/sse.md (round<mode>2_vec_pack_sfix): Optimize V2DFmode
2209 (<sse4_1>_round<ssemodesuffix>_vec_pack_sfix<avxsizesuffix>): Ditto.
2211 2011-11-16 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2213 * doc/invoke.texi: Document AMD bdver1 and btver1.
2215 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
2216 Bernd Schmidt <bernds@coudesourcery.com>
2217 Sebastian Huber <sebastian.huber@embedded-brains.de>
2220 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
2221 the base reg is stored iff compiling for Thumb1.
2223 2011-11-16 Razya Ladelsky <razya@il.ibm.com>
2225 PR tree-optimization/49960
2226 * tree-data-ref.c (initialize_data_dependence_relation): Add
2228 Remove call to compute_self_dependence.
2229 (compute_affine_dependence): Remove the !DDR_SELF_REFERENCE condition.
2230 (compute_self_dependence): Remove old code. Add call to
2231 compute_affine_dependence.
2232 (compute_all_dependences): Remove call to compute_self_dependence.
2233 Add call to compute_affine_dependence.
2235 2011-11-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2238 * expmed.c (store_bit_field_1): Use extract_bit_field on big
2239 endian targets if the source cannot be exactly covered by word
2242 2011-11-15 Joseph Myers <joseph@codesourcery.com>
2244 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Change STRING_LIMIT to
2247 2011-11-15 Richard Henderson <rth@redhat.com>
2249 * config/alpha/alpha.c (alpha_pre_atomic_barrier): New.
2250 (alpha_post_atomic_barrier): New.
2251 (alpha_split_atomic_op): New memmodel argument; honor it.
2252 (alpha_split_compare_and_swap): Take array of operands. Honor
2253 memmodel; always set bool output
2254 (alpha_expand_compare_and_swap_12): Similarly.
2255 (alpha_split_compare_and_swap_12): Similarly.
2256 (alpha_split_atomic_exchange): Similarly. Rename from
2257 alpha_split_lock_test_and_set.
2258 (alpha_expand_atomic_exchange_12): Similarly. Rename from
2259 alpha_expand_lock_test_and_set_12.
2260 (alpha_split_atomic_exchange_12): Similarly. Rename from
2261 alpha_split_lock_test_and_set_12.
2262 * config/alpha/alpha-protos.h: Update.
2263 * config/alpha/alpha.md (UNSPECV_CMPXCHG): New.
2264 * config/alpha/constraints.md ("w"): New.
2265 * config/alpha/predicates.md (mem_noofs_operand): New.
2266 * config/alpha/sync.md (atomic_compare_and_swap<mode>): Rename from
2267 sync_compare_and_swap<mode>; add the new parameters.
2268 (atomic_exchange<mode>): Update from sync_test_and_set<mode>.
2269 (atomic_fetch_<op><mode>): Update from sync_old_<op><mode>.
2270 (atomic_<op>_fetch<mode>): Update from sync_new_<op><mode>.
2271 (atomic_<op><mode>): Update from sync_<op><mode>.
2273 2011-11-16 Tom de Vries <tom@codesourcery.com>
2275 * tree-ssa-tail-merge.c (replace_block_by): Add frequency of bb2 to bb1.
2277 2011-11-16 Alan Modra <amodra@gmail.com>
2279 PR rtl-optimization/51051
2281 * function.c (thread_prologue_and_epilogue_insns): Guard
2282 emitting return with single_succ_p test.
2284 2011-11-15 Joern Rennecke <joern.rennecke@embecosm.com>
2286 * config/epiphany/epiphany.md (mov<mode>cc): Fix code to
2287 get mode from CMP_OP1 if CMP_OP0 is VOIDmode.
2289 2011-11-15 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/sse.md (vec_pack_trunc_v2df): Optimize sequence for AVX.
2292 (vec_pack_sfix_trunc_v2df): Ditto.
2293 (vec_pack_sfix_v2df): Ditto.
2294 (vec_pack_sfix_trunc_v4df): Generate fix_truncv4dfv4si2 and
2295 avx_vec_concatv8si patterns.
2296 (vec_pack_sfix_v4df): Generate avx_cvtpd2dq256 and
2297 avx_vec_concatv8si patterns.
2299 2011-11-15 Torvald Riegel <triegel@redhat.com>
2301 * c-parser.c (c_parser_transaction_expression): Require parentheses
2302 when parsing transaction expressions.
2304 2011-11-15 Tristan Gingold <gingold@adacore.com>
2306 * incpath.c (get_added_cpp_dirs): New function.
2307 * incpath.h (get_added_cpp_dirs): Declare.
2308 * config/vms/vms-c.c (vms_c_register_includes): New function.
2309 (vms_std_modules): New variable.
2310 * config/vms/vms.h (TARGET_EXTRA_INCLUDES): Define.
2311 (vms_c_register_includes): Declare.
2313 2011-11-15 Tristan Gingold <gingold@adacore.com>
2315 * c-family/c-pragma.h (pragma_extern_prefix): Declare.
2316 * c-family/c-pragma.c (pragma_extern_prefix): Make it public.
2317 * config/vms/vms-c.c (saved_extern_prefix): New variable.
2318 (vms_pragma_extern_prefix): New function.
2319 (vms_c_register_pragma): Register vms_pragma_extern_prefix.
2321 2011-11-15 Georg-Johann Lay <avr@gjlay.de>
2324 * config/avr/avr.h (ADDR_SPACE_PGM): New address spaces.
2325 (REGISTER_TARGET_PRAGMAS): New define.
2326 * config/avr/avr-protos.h (avr_mem_pgm_p): New.
2327 (avr_load_libgcc_p): New.
2328 (avr_register_target_pragmas): New.
2329 (asm_output_external_libcall): Remove.
2330 (avr_log_t): Add field "progmem". Order alphabetically.
2331 * config/avr/avr-log.c (avr_log_set_avr_log): Set avr_log.progmem.
2332 * config/avr/avr-c.c (langhooks.h): New include.
2333 (avr_register_target_pragmas): New function. Register address
2335 (avr_cpu_cpp_builtins): Add built-in define __PGM.
2337 * config/avr/avr.c: Include "c-family/c-common.h".
2338 (TARGET_LEGITIMATE_ADDRESS_P): Remove define.
2339 (TARGET_LEGITIMIZE_ADDRESS): Remove define.
2340 (TARGET_ADDR_SPACE_SUBSET_P): Define to...
2341 (avr_addr_space_subset_p): ...this new static function.
2342 (TARGET_ADDR_SPACE_CONVERT): Define to...
2343 (avr_addr_space_convert): ...this new static function.
2344 (TARGET_ADDR_SPACE_ADDRESS_MODE): Define to...
2345 (avr_addr_space_address_mode): ...this new static function.
2346 (TARGET_ADDR_SPACE_POINTER_MODE): Define to...
2347 (avr_addr_space_pointer_mode): ...this new static function.
2348 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define to...
2349 (avr_addr_space_legitimate_address_p): ...this new static function.
2350 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Define to...
2351 (avr_addr_space_legitimize_address): ...this new static function.
2352 (avr_mode_code_base_reg_class): Handle address spaces.
2353 (avr_regno_mode_code_ok_for_base_p): Ditto.
2354 (lpm_addr_reg_rtx, lpm_reg_rtx, all_regs_rtx): New static variables.
2355 (avr_option_override): Initialize them.
2356 (output_reload_in_const): Use all_regs_rtx. Fix signedness of loop
2358 (avr_pgm_segment): New static function.
2359 (avr_decl_pgm_p, avr_mem_pgm_p): New static functions.
2360 (avr_out_lpm, avr_out_lpm_no_lpmx): New static functions.
2361 (output_movqi, output_movhi, output_movsisf, avr_out_movpsi): Call
2362 avr_out_lpm to handle loads from progmem.
2363 (avr_load_libgcc_p): New static function.
2364 (avr_progmem_p): Test if decl is in flash.
2365 (avr_pgm_pointer_const_p): New static function.
2366 (avr_nonconst_pointer_addrspace): New static function.
2367 (avr_pgm_check_var_decl): New static function.
2368 (avr_insert_attributes): Use it. Change error message to report
2369 cause (progmem or address space) when code wants to write to flash.
2370 (avr_section_type_flags): Unset section flag SECTION_BSS for
2373 * config/avr/predicates.md (nop_general_operand): New predicate.
2374 (nox_general_operand): New predicate.
2375 * config/avr/avr.md (LPM_REGNO): New define_constant.
2376 (load<mode>_libgcc): New expander.
2377 (*load.<mode>.libgcc): New insn.
2378 (mov<mode>): Handle loads from non-generic AS.
2379 (movmemhi): Ditto. Propagate address space information to newly
2381 (movqi_insn, *movhi, *movpsi, *movsi, *movsf): Change predicate #1
2382 to nox_general_operand.
2383 (ashrqi3, ashrhi3, ashrsi3): Change predicate #1 to
2384 nop_general_operand.
2385 (ashlqi3, *ashlqi3, ashlhi3, ashlsi3): Ditto.
2386 (lshrqi3, *lshrqi3, lshrhi3, lshrsi3): Ditto.
2387 (split-lpmx): New split.
2388 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
2389 *lshrhi3_const, *lshrsi3_const): Indent, unquote C.
2391 2011-11-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2393 * ipa-cp.c (ipa_value_from_jfunc): Make global.
2394 (ipa_cst_from_jfunc): Remove, use ipa_value_from_jfunc instead.
2395 (get_indirect_edge_target): Rename, make global.
2396 (devirtualization_time_bonus, estimate_local_effects,)
2397 (ipcp_discover_new_direct_edges): Update.
2398 * ipa-inline-analysis.c (evaluate_conditions_for_edge):
2399 Generalize to also handle types. Rename to ...
2400 (evaluate_properties_for_edge): Use instead of
2401 evaluate_conditions_for_edge.
2402 (estimate_edge_devirt_benefit): New function.
2403 (estimate_calls_size_and_time): Use it.
2404 (estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,)
2405 (inline_merge_summary): Update.
2406 (do_estimate_edge_time, do_estimate_edge_growth): Update. Calculate
2407 parameter information at the call site and pass it on to subroutines.
2408 * tree-inline.c (estimate_num_insns): Distinguish between direct and
2410 (init_inline_once): Set size and time costs or indirect calls.
2411 * tree-inline.h (eni_weights): Add indirect_call_cost.
2413 2011-11-15 Tom de Vries <tom@codesourcery.com>
2415 PR tree-optimization/51005
2416 * tree-ssa-tail-merge.c (delete_basic_block_same_succ): Rename to
2417 mark_basic_block_deleted.
2418 (update_worklist): Inline purge_bbs.
2419 (purge_bbs, unlink_virtual_phi, update_vuses, vop_at_entry)
2420 (delete_block_update_dominator_info): Remove.
2421 (replace_block_by): Remove update_vops parameter. Partially evaluate
2422 for update_vops == false.
2423 (apply_clusters): Remove update_vops parameter. Remove update_vops
2424 argument in replace_block_by call.
2425 (update_debug_stmts): Remove MAY_HAVE_DEBUG_STMTS test.
2426 (tail_merge_optimize): Remove update_vops argument to apply_clusters.
2427 Remove call to purge_bbs. Add calls to calculate_dominance_info and
2428 free_dominance_info. Add MAY_HAVE_DEBUG_STMTS before calling
2429 update_debug_stmts. Mark vop var for renaming, if necessary.
2431 2011-11-15 Bernd Schmidt <bernds@codesourcery.com>
2433 PR rtl-optimization/51051
2434 * cfgrtl.c (cfg_layout_can_merge_blocks_p): Return FALSE if the
2435 move would cause fallthrough into the exit block.
2437 2011-11-14 Richard Henderson <rth@redhat.com>
2439 * config/rs6000/rs6000.c (emit_load_locked): Assert the mode is
2441 (emit_store_conditional): Likewise.
2442 (rs6000_pre_atomic_barrier, rs6000_post_atomic_barrier): New.
2443 (rs6000_adjust_atomic_subword): New.
2444 (rs6000_mask_atomic_subword, rs6000_finish_atomic_subword): New.
2445 (rs6000_expand_atomic_op): Rename from rs6000_emit_sync; rewrite
2446 for pre-reload expansion.
2447 (rs6000_split_compare_and_swap, rs6000_split_compare_and_swapqhi,
2448 rs6000_expand_compare_and_swapqhi): Merge into ...
2449 (rs6000_expand_atomic_compare_and_swap): ... here. New function.
2450 rs6000_split_lock_test_and_set; expand immediately. Handle
2452 * config/rs6000/rs6000.md (UNSPEC_LWSYNC): Move and rename
2453 from UNSPECV_LWSYNC.
2454 * config/rs6000/sync.md (fetchopsi_constr, fetchopdi_constr): Remove.
2455 (mem_thread_fence): New.
2456 (hwsync): Rename from memory_barrier.
2457 (*hwsync): Rename from *sync_internal.
2458 (lwsync, *lwsync): Mirror hwsync implementation.
2459 (isync): Don't reference memory.
2461 (atomic_load<INT>, atomic_store<INT>): New.
2462 (ATOMIC): New mode iterator.
2463 (load_locked<ATOMIC>): Rename from load_locked_<GPR>.
2464 (store_conditional<ATOMIC>): Rename from store_conditional_<GPR>.
2465 (sync_compare_and_swap<GPR>): Remove.
2466 (sync_compare_and_swaphi, sync_compare_and_swapqi): Remove.
2467 (sync_compare_and_swapqhi_internal): Remove.
2468 (sync_lock_test_and_set<GPR>): Remove.
2469 (sync_<FETCHOP><INT1>): Remove.
2470 (*sync_<FETCHOP>si_internal, *sync_<FETCHOP>di_internal): Remove.
2471 (sync_nand<INT1>, *sync_nand<GPR>_internal): Remove.
2472 (sync_old_<FETCHOP><GPR>): Remove.
2473 (*sync_old_<FETCHOP>si_internal): Remove.
2474 (*sync_old_<FETCHOP>di_internal): Remove.
2475 (sync_old_nand<INT1>): Remove.
2476 (*sync_old_nand<GPR>_internal): Remove.
2477 (sync_new_<FETCHOP><GPR>): Remove.
2478 (*sync_new_<FETCHOP>si_internal): Remove.
2479 (*sync_new_<FETCHOP>di_internal): Remove.
2480 (sync_new_nand<INT1>): Remove.
2481 (*sync_new_nand<GPR>_internal): Remove.
2482 (*atomic_andsi, *atomic_anddi): Remove.
2483 (*sync_addshort_internal, *sync_subshort_internal): Remove.
2484 (*sync_andsi_internal, *sync_boolsi_internal): Remove.
2485 (*sync_boolcshort_internal): Remove.
2486 (sync_lock_release<INT1>): Remove.
2487 (atomic_compare_and_swap<INT1>): New.
2488 (atomic_exchange<INT1>): New.
2489 (atomic_<FETCHOP><INT1>, atomic_nand<INT1>): New.
2490 (atomic_fetch_<FETCHOP><INT1>, atomic_fetch_nand<INT1>): New.
2491 (atomic_<FETCHOP>_fetch<INT1>, atomic_nand_fetch<INT1>): New.
2493 2011-11-14 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/sse.md (round<mode>2): Use register_operand for
2496 operand 1 predicate.
2497 (round<mode>2_sfix): Ditto.
2498 (round<mode>2_vec_pack_sfix): Ditto for operand 1 and operand 2.
2500 2011-11-14 Nathan Sidwell <nathan@acm.org>
2502 * gcov.c (canonicalize_name): Protect use of S_ISLNK.
2504 2011-11-14 Jan Hubicka <jh@suse.cz>
2507 * config/i386/i386.c (core cost model): Correct pasto.
2509 2011-11-14 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/sse.md (round<mode>2_sfix): New expander.
2512 (round<mode>2_vec_pack_sfix): Ditto.
2513 (<sse4_1>_round<ssemodesuffix>_sfix<avxsizesuffix>): Ditto.
2514 (<sse4_1>_round<ssemodesuffix>_vec_pack_sfix<avxsizesuffix>): Ditto.
2515 * config/i386/builtin-types.def (V4SI_FTYPE_V4SF_ROUND,
2516 V8SI_FTYPE_V8SF_ROUND, V4SI_FTYPE_V2DF_V2DF_ROUND,
2517 V8SI_FTYPE_V4DF_V4DF_ROUND): New builtin types.
2518 * config/i386/i386.c (ix86_builtins): Add
2519 IX86_BUILTIN_{FLOORPD,CEILPD,ROUNDPD_AZ}_VEC_PACK_SFIX{,256} and
2520 IX86_BUILTIN_{FLOORPS,CEILPS,ROUNDPS_AZ}_SFIX{,256} defines.
2521 (bdesc_args): Add __builtin_ia32_{floorpd,ceilpd}_vec_pack_sfix{,256},
2522 __builtin_ia32_roundpd_az_vec_pack_sfix{,256},
2523 __builtin_ia32_{floorps,ceilps}_sfix{,256}and
2524 __builtin_ia32_roundps_az_sfix{,256} descriptions.
2525 (ix86_expand_sse_round_vec_pack_sfix): New.
2526 (ix86_expand_args_builtin): Handle V4SI_FTYPE_V4SF_ROUND,
2527 V8SI_FTYPE_V8SF_ROUND, V4SI_FTYPE_V2DF_V2DF_ROUND and
2528 V8SI_FTYPE_V4DF_V4DF_ROUND types. Check last argument of
2529 CODE_FOR_sse4_1_roundpd_vec_pack_sfix, CODE_FOR_sse4_1_roundps_sfix,
2530 CODE_FOR_avx_roundpd_vec_pack_sfix256 and CODE_FOR_avx_roundps_sfix256.
2531 (ix86_builtin_vectorized_function): Handle
2532 BUILT_IN_{I,L,LL}FLOOR{,F}, BUILT_IN_{I,L,LL}CEIL{,F} and
2533 BUILT_IN_{I,L,LL}ROUND{,F}
2535 2011-11-14 Jan Hubicka <jh@suse.cz>
2538 * cgraph.h (varpool_externally_visible_p): Declare.
2539 (varpool_add_new_variable): Declare.
2540 * tree-emultls.c (get_emutls_init_templ_addr,
2541 new_emutls_decl): Use varpool_add_new_variable.
2542 * ipa.c (varpool_externally_visible_p): Export.
2543 * varpool.c (varpool_add_new_variable): New function.
2545 2011-11-14 Michael Zolotukhin <michael.v.zolotukhin@gmail.com>
2546 Jan Hubicka <jh@suse.cz>
2548 * config/i386/i386.h (processor_costs): Add second dimension to
2549 stringop_algs array.
2550 * config/i386/i386.c (cost models): Initialize second dimension of
2551 stringop_algs arrays.
2552 (core_cost): New costs based on generic64 costs with updated stringop
2554 (promote_duplicated_reg): Add support for vector modes, add
2556 (promote_duplicated_reg_to_size): Likewise.
2557 (processor_target): Set core costs for core variants.
2558 (expand_set_or_movmem_via_loop_with_iter): New function.
2559 (expand_set_or_movmem_via_loop): Enable reuse of the same iters in
2560 different loops, produced by this function.
2561 (emit_strset): New function.
2562 (expand_movmem_epilogue): Add epilogue generation for bigger sizes,
2563 use SSE-moves where possible.
2564 (expand_setmem_epilogue): Likewise.
2565 (expand_movmem_prologue): Likewise for prologue.
2566 (expand_setmem_prologue): Likewise.
2567 (expand_constant_movmem_prologue): Likewise.
2568 (expand_constant_setmem_prologue): Likewise.
2569 (decide_alg): Add new argument align_unknown. Fix algorithm of
2570 strategy selection if TARGET_INLINE_ALL_STRINGOPS is set; Skip sse_loop
2571 (decide_alignment): Update desired alignment according to chosen move
2573 (ix86_expand_movmem): Change unrolled_loop strategy to use SSE-moves.
2574 (ix86_expand_setmem): Likewise.
2575 (ix86_slow_unaligned_access): Implementation of new hook
2576 slow_unaligned_access.
2577 * config/i386/i386.md (strset): Enable half-SSE moves.
2578 * config/i386/sse.md (vec_dupv4si): Add expand for vec_dupv4si.
2579 (vec_dupv2di): Add expand for vec_dupv2di.
2581 2011-11-14 Dimitrios Apostolou <jimis@gmx.net>
2585 * config/elfos.h (TARGET_ASM_INTERNAL_LABEL): Remove.
2586 * varasm.c (default_elf_internal_label): Remove.
2588 2011-11-14 Kai Tietz <ktietz@redhat.com>
2590 * gcov.c (generate_results): Add missing semicolon and correct indent.
2592 2011-11-14 Ira Rosen <ira.rosen@linaro.org>
2595 * tree-vect-stmts.c (vectorizable_condition): Initialize comp_vectype.
2597 2011-11-14 Mingjie Xing <mingjie.xing@gmail.com>
2599 * doc/invoke.texi (Wunused-result): Change @pxref{Variable Attributes}
2600 to @pxref{Function Attributes}.
2602 2011-11-13 Oleg Endo <oleg.endo@t-online.de>
2605 * config/sh/sh.h (IS_LITTLE_ENDIAN_OPTION, UNSUPPORTED_SH2A):
2607 (DRIVER_SELF_SPECS): Use new macros to filter out unsupported options
2608 taking the default configuration into account.
2610 2011-11-13 Jonathan Wakely <jwakely.gcc@gmail.com>
2612 * doc/install.texi (Specific): Fix anchor for
2613 x86_64-*-solaris2.1[0-9]*.
2615 2011-11-13 Nathan Sidwell <nathan@acm.org>
2617 * gcov.c (source_prefix, source_length): New globals.
2618 (flag_relative_only): Likewise.
2619 (print_usage, options, process_args): Update.
2620 (generate_results): Use coverage.name, check
2621 flag_relative_only. Adjust messages.
2622 (find_source): Check source_prefix.
2623 (output_lines): Use coverage.name, adjust messages.
2624 * doc/gcov.texi (Invoking Gcov): Document new options.
2626 2011-11-12 Jason Merrill <jason@redhat.com>
2629 * gimplify.c (gimplify_target_expr): Add a clobber to the cleanup.
2630 (gimplify_modify_expr): Don't try to simplify it.
2632 2011-11-12 Dimitrios Apostolou <jimis@gmx.net>
2635 * config/elfos.h (STRING_ASM_OP): Define.
2636 * varasm.c (default_elf_asm_output_limited_string): Use it.
2639 * gcc/configure.ac: Check for stpcpy declaration.
2640 * system.h: Declare it if not.
2641 * config.in, configure: Regenerate.
2643 2011-11-12 Richard Henderson <rth@redhat.com>
2645 * config/rs6000/rs6000.md (fix_trunc<SFDF>si2_stfiwx): Use
2646 nonimmediate_operand for the destination.
2647 (fixuns_trunc<SFDF>si2_stfiwx): Likewise.
2649 * builtins.c (expand_builtin_compare_and_swap): If target is const0,
2650 don't pass the target to expand_atomic_compare_and_swap.
2651 (expand_builtin_atomic_compare_exchange): Likewise.
2653 * config/sh/linux.h (TARGET_INIT_LIBFUNCS): New.
2654 * config/sh/sh.c (sh_init_sync_libfuncs): New.
2656 * config/pa/pa-linux.h (TARGET_SYNC_LIBCALL): New.
2657 * config/pa/pa.h (TARGET_SYNC_LIBCALL): New default.
2658 * config/pa/pa.c (pa_init_libfuncs): Use init_sync_libfuncs.
2660 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
2663 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2664 Only expand a symbol ref. into an access when the entity is defined
2667 2011-11-12 Jan Hubicka <jh@suse.cz>
2670 * cgraphunit.c (output_weakrefs): Output really only weakrefs.
2672 2011-11-12 Nathan Sidwell <nathan@acm.org>
2674 * gcov.c (struct name_map): New.
2675 (names, n_names, a_names): New global vars.
2676 (print_usage): Adjust usage.
2677 (generate_results): Canonicalize main file name.
2678 (release_structures): Adjust.
2679 (name_search, name_sort): New callbacks.
2680 (find_source): Look for and create a canonical name.
2681 (canonicalize_name): New.
2682 (make_gcov_file_name): Reimplement and fix mangling.
2684 * doc/gcov.texi: Update documentation about path preservation.
2686 2011-11-11 David S. Miller <davem@davemloft.net>
2688 * config/sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Delete.
2689 * config/sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Delete.
2691 2011-11-11 Jakub Jelinek <jakub@redhat.com>
2693 * config/i386/i386-protos.h (ix86_maybe_emit_epilogue_vzeroupper):
2695 * config/i386/i386.c (ix86_maybe_emit_epilogue_vzeroupper): New
2697 (ix86_expand_epilogue): Use it.
2698 * config/i386/i386.md (return, simple_return): Call it in the
2701 PR tree-optimization/51091
2702 * tree-stdarg.c (execute_optimize_stdarg): Ignore TREE_CLOBBER_P
2703 rhs also in the va_list_simple_ptr case.
2705 PR tree-optimization/51058
2706 * tree-vect-slp.c (vect_remove_slp_scalar_calls): New function.
2707 (vect_schedule_slp): Call it.
2708 * tree-vect-stmts.c (vectorizable_call): If slp_node != NULL,
2709 don't replace scalar calls with setting of their lhs to zero here.
2711 PR tree-optimization/51074
2712 * fold-const.c (vec_cst_ctor_to_array, fold_vec_perm): New functions.
2713 (fold_binary_loc): Handle VEC_EXTRACT_EVEN_EXPR,
2714 VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR and
2715 VEC_INTERLEAVE_LOW_EXPR with VECTOR_CST or CONSTRUCTOR operands.
2716 (fold_ternary_loc): Handle VEC_PERM_EXPR with VECTOR_CST or
2717 CONSTRUCTOR operands.
2718 * tree-ssa-propagate.c (valid_gimple_rhs_p): Handle ternary
2720 * tree-vect-generic.c (lower_vec_perm): Mask sel_int elements
2721 to 0 .. 2 * elements - 1.
2723 2011-11-11 Richard Henderson <rth@redhat.com>
2725 * gimple-pretty-print.c (dump_gimple_omp_atomic_load): Dump needed.
2726 (dump_gimple_omp_atomic_store): Likewise.
2727 * optabs.c (can_atomic_exchange_p): New.
2728 * optabs.h (can_atomic_exchange_p): Declare.
2729 * omp-low.c (expand_omp_atomic_load): Implement.
2730 (expand_omp_atomic_store): Likewise.
2731 (expand_omp_atomic): Update for new arguments to load/store.
2733 2011-11-11 Eric Botcazou <ebotcazou@adacore.com>
2735 * cprop.c: Adjust outdated comments throughout.
2736 (hash_scan_set): Rename PAT parameter into SET.
2737 (cprop_pavloc): Rename into...
2738 (cprop_avloc): ...this.
2739 (cprop_absaltered): Rename into...
2740 (cprop_kill): ...this.
2741 (alloc_cprop_mem): Adjust for above renaming.
2742 (free_cprop_mem): Likewise.
2743 (compute_cprop_data): Likewise.
2744 (compute_local_properties): Rename TRANSP parameter into KILL and
2745 adjust throughout. Rework comments.
2746 (try_replace_reg): Fix long line.
2747 (cprop_jump): Likewise.
2748 (constprop_register): Fix prototype and take INSN last.
2749 (cprop_insn): Adjust calls to above function. Fix long lines.
2750 (bypass_block): Likewise.
2751 (one_cprop_pass): Likewise.
2753 2011-11-11 Uros Bizjak <ubizjak@gmail.com>
2755 * config/alpha/elf.h (ELF_ASCII_ESCAPES): Rename from ESCAPES.
2756 (ELF_STRING_LIMIT): Rename from STRING_LIMIT.
2758 2011-11-11 Jason Merrill <jason@redhat.com>
2760 * varasm.c (default_elf_asm_output_limited_string): #ifdef
2762 (default_elf_asm_output_ascii): Likewise.
2764 2011-11-11 Uros Bizjak <ubizjak@gmail.com>
2767 * config/i386/constraints.md (j): New address constraint.
2768 * config/i386/predicates.md (lea_address_operand): Redefine as
2770 * config/i386/i386.md (*lea_3_zext): Use "j" constraint for operand 1.
2771 (*lea_4_zext): Ditto.
2773 2011-11-11 David S. Miller <davem@davemloft.net>
2776 2011-11-05 David S. Miller <davem@davemloft.net>
2778 * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): New unspec.
2779 (zero-extend_v8qi_vis, zero_extend_v4hi_vis): New expanders.
2780 (*zero_extend_v8qi_<P:mode>_insn,
2781 *zero_extend_v4hi_<P:mode>_insn): New insns.
2782 * config/sparc/sparc.c (vector_init_move_words,
2783 vector_init_prepare_elts, sparc_expand_vector_init_vis2,
2784 sparc_expand_vector_init_vis1): New functions.
2785 (vector_init_bshuffle): Rewrite to handle more cases and make use
2786 of locs[] array prepared by vector_init_prepare_elts.
2787 (vector_init_fpmerge, vector_init_faligndata): Delete.
2788 (sparc_expand_vector_init): Rewrite using new infrastructure.
2790 2011-11-11 Jakub Jelinek <jakub@redhat.com>
2792 * opts-common.c (generate_canonical_option): Free opt_text
2793 it it has been allocated here and not stored anywhere.
2795 * tree-vect-slp.c (vect_free_slp_tree): Also free SLP_TREE_CHILDREN
2797 (vect_create_new_slp_node): Don't allocate node before checking stmt
2799 (vect_free_oprnd_info): Remove FREE_DEF_STMTS argument, always
2800 free def_stmts vectors and additionally free oprnd_info.
2801 (vect_build_slp_tree): Adjust callers. Call it even if
2802 stop_recursion. If vect_create_new_slp_node or
2803 vect_build_slp_tree fails, properly handle freeing memory.
2804 If it succeeded, clear def_stmts in oprnd_info.
2806 2011-11-11 Dimitrios Apostolou <jimis@gmx.net>
2808 * defaults.h (ASM_OUTPUT_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Expand on
2809 multiple lines for readability.
2810 * output.h (fprint_whex, fprint_w, fprint_ul, sprint_ul): Declare.
2811 (ASM_OUTPUT_LABELREF): Call fputs instead of asm_fprintf.
2812 * dwarf2asm.c (dw2_assemble_integer, dw2_asm_output_data,
2813 dw2_asm_data_uleb128, dw2_asm_delta_uleb128,
2814 dw2_asm_delta_sleb128): Convert fprintf calls to the new functions.
2815 * dwarf2out.c (dwarf2out_source_line): Call fprint_ul instead of
2817 * final.c (fprint_whex, fprint_w, fprint_ul, sprint_ul): New functions
2818 serving as fast replacements for fprintf integer to string conversions.
2819 (sprint_ul_rev): Internal helper for the above.
2820 (output_addr_const) <CONST_INT>: Don't use fprintf.
2821 * varasm.c: Fix some whitespace inconsistencies.
2822 (default_elf_asm_output_limited_string): New.
2823 (default_elf_asm_output_ascii): Likewise.
2824 (default_elf_internal_label): Likewise.
2825 * config/elfos.h (ASM_GENERATE_INTERNAL_LABEL): Use sprint_ul and
2826 stpcpy instead of sprintf.
2827 (TARGET_ASM_INTERNAL_LABEL): Define as default_elf_internal_label.
2828 (ELF_ASCII_ESCAPES, ELF_STRING_LIMIT): Rename from old ESCAPES and
2829 STRING_LIMIT macros.
2830 (ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII): Call functions that
2831 provide the same functionality.
2832 * config/i386/i386.c (print_reg): Call fprint_ul instead of fprintf.
2834 2011-11-10 Andrew MacLeod <amacleod@redhat.com>
2836 * doc/extend.texi: Document __atomic_test_and_set and __atomic_clear.
2838 2011-11-10 Andrew MacLeod <amacleod@redhat.com>
2841 * builtins.c (expand_builtin_atomic_clear): New. Expand atomic_clear.
2842 (expand_builtin_atomic_test_and_set): New. Expand atomic test_and_set.
2843 (expand_builtin): Add cases for test_and_set and clear.
2844 * sync-builtins.def (BUILT_IN_ATOMIC_TEST_AND_SET): New.
2845 (BUILT_IN_ATOMIC_CLEAR): New.
2847 2011-11-10 Roberto Agostino Vitillo <ravitillo@lbl.gov>
2850 * dwarf2out.c (set_cur_line_info_table): Restore the last is_stmt
2851 value in the current line table.
2853 2011-11-10 Nathan Sidwell <nathan@acm.org>
2855 * gcov.c (struct function_info): Make src an index, not a pointer.
2856 (struct source_info): Remove index and next source fields.
2857 (fn_end): New static var.
2858 (sources_index): Remove.
2859 (sources): Now a pointer to an array, not a list.
2860 (n_sources, a_sources): New.
2861 (process_file): Adjust for changes to read_graph_file. Insert
2862 functions into source lists and check line numbers here.
2863 (generate_results): Only allocate lines for sources with
2864 contents. Adjust for source array.
2865 (release_structures): Likewise.
2866 (find_source): Return source index, adjust for source array.
2867 (read_graph_file): Return function list. Don't insert into source
2869 (read_count_file): Take list of functions.
2870 (solve_flow_graph): Reverse the arc lists here.
2871 (add_line_counts): Adjust for source array.
2873 2011-11-10 Jakub Jelinek <jakub@redhat.com>
2876 * tree-object-size.c (addr_object_size): Check TREE_CODE of
2877 MEM_REF's operand rather than code of the MEM_REF itself.
2879 2011-11-10 Andrew MacLeod <amacleod@redhat.com>
2881 PR rtl-optimization/51040
2882 * optabs.c (expand_atomic_fetch_op): Patchup code for NAND should
2883 be AND followed by NOT.
2884 * builtins.c (expand_builtin_atomic_fetch_op): Patchup code for NAND
2885 should be AND followed by NOT.
2887 2011-11-10 Jakub Jelinek <jakub@redhat.com>
2889 * vec.h (VEC_BASE): If base is at offset 0 in the structure,
2890 use &(P)->base even if P is NULL.
2892 PR rtl-optimization/51023
2893 * combine.c (simplify_comparison) <case SIGN_EXTEND>: Don't use
2894 val_signbit_known_clear_p for signed comparison narrowing
2895 optimization. Don't check for non-VOIDmode, use
2896 HWI_COMPUTABLE_MODE_P macro.
2897 <case ZERO_EXTEND>: Don't check for non-VOIDmode.
2898 Optimize even when const_op is equal to GET_MODE_MASK (mode),
2899 don't optimize if const_op is negative.
2901 2011-11-10 Richard Guenther <rguenther@suse.de>
2903 PR tree-optimization/51042
2904 * tree-ssa-pre.c (phi_translate_1): Avoid recursing on
2905 self-referential expressions. Refactor code to avoid duplication.
2907 2011-11-10 Richard Guenther <rguenther@suse.de>
2909 PR tree-optimization/51070
2910 * tree-loop-distribution.c (generate_builtin): Do not replace
2911 the loop with a builtin if the partition contains statements which
2912 results are used outside of the loop.
2913 (pass_loop_distribution): Verify and collect.
2915 2011-11-10 Richard Guenther <rguenther@suse.de>
2917 PR tree-optimization/51030
2918 * tree-ssa-phiopt.c (jump_function_from_stmt): New function.
2919 (value_replacement): Use it to handle trivial non-empty
2920 intermediate blocks.
2922 2011-11-10 Richard Guenther <rguenther@suse.de>
2925 * gimple.c (gimple_has_side_effects): Remove checking code
2926 that doesn't belong here.
2928 2011-11-10 Ira Rosen <ira.rosen@linaro.org>
2930 PR tree-optimization/51058
2931 * tree-vect-slp.c (vect_get_constant_vectors): Handle CALL_EXPR.
2933 2011-11-10 Jakub Jelinek <jakub@redhat.com>
2935 PR tree-optimization/51000
2936 * tree-vect-patterns.c (vect_recog_bool_pattern): If adding
2937 a pattern stmt for a bool store, adjust DR_STMT too.
2938 Don't handle bool conversions to single bit precision lhs.
2939 * tree-vect-stmts.c (vect_remove_stores): If next is a pattern
2940 stmt, remove its related stmt and free its stmt_vinfo.
2941 (free_stmt_vec_info): Free also pattern stmt's vinfo and
2942 pattern def stmt's vinfo.
2943 * tree-vect-loop.c (destroy_loop_vec_info): Don't try to
2944 free pattern stmt's vinfo here.
2945 (vect_transform_loop): When calling vect_remove_stores,
2946 do gsi_next first and don't call gsi_remove. If not strided
2947 store, free stmt vinfo for gsi_stmt (si) rather than stmt.
2949 2011-11-09 Jakub Jelinek <jakub@redhat.com>
2952 * config/i386/i386.c (expand_vec_perm_interleave2): If d->vmode is
2953 V4SImode, !TARGET_SSE2 and punpck[lh]* is needed, change dremap.vmode
2956 * function.h (requires_stack_frame_p): New prototype.
2957 * function.c (requires_stack_frame_p): No longer static.
2958 * config/i386/i386.c (ix86_finalize_stack_realign_flags): If
2959 stack_realign_fp was just a conservative guess for a function
2960 which doesn't use sp/fp/argp at all, clear frame_pointer_needed
2961 and stack realignment.
2963 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com>
2965 PR preprocessor/51061
2966 * incpath.c (merge_include_chains): Make sure to not pass null
2967 pointers to free_path.
2969 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com>
2971 * doc/invoke.texi ([Option Summary, C++ Language Options]):
2972 Add -Wzero-as-null-pointer-constant.
2974 2011-11-07 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2976 * config/arm/arm-cores.def: Add -mcpu=cortex-a7.
2977 * config/arm/arm-tables.opt: Regenerate.
2978 * config/arm/arm-tune.md: Likewise.
2979 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex A-7.
2980 * doc/invoke.texi: Document -mcpu=cortex-a7.
2982 2011-11-09 Richard Guenther <rguenther@suse.de>
2985 2011-11-09 Richard Guenther <rguenther@suse.de>
2987 * tree-cfg.c (verify_gimple_call): Verify that
2988 gimple_call_cannot_inline_p is returning a conservative
2989 correct result according to gimple_check_call_matching_types.
2991 2011-11-09 Richard Guenther <rguenther@suse.de>
2993 PR tree-optimization/51039
2994 * tree-cfg.c (verify_gimple_call): Verify that
2995 gimple_call_cannot_inline_p is returning a conservative
2996 correct result according to gimple_check_call_matching_types.
2997 * ipa-inline-analysis.c (estimate_function_body_sizes): Remove
2998 code dealing with un-inlinablility.
2999 * gimple-streamer-in.c (input_gimple_stmt): Update the
3002 2011-11-09 Richard Guenther <rguenther@suse.de>
3004 PR tree-optimization/51039
3005 * tree-inline.c (setup_one_parameter): Always perform a
3006 valid gimple type change.
3007 (declare_return_variable): Likewise.
3009 2011-11-09 Jakub Jelinek <jakub@redhat.com>
3011 * config/rs6000/vector.md (vcondv4sfv4si, vcondv4siv4sf,
3012 vconduv4sfv4si): New patterns.
3013 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Handle
3014 different dest_mode from comparison mode.
3016 2011-11-09 Richard Guenther <rguenther@suse.de>
3018 * gimple-fold.c (canonicalize_constructor_val): Mark
3019 address-taken variables addressable.
3021 2011-11-09 Ira Rosen <ira.rosen@linaro.org>
3023 PR tree-optimization/51015
3024 * tree-vect-loop.c (vect_determine_vectorization_factor): Expect
3025 vectype to be set for pattern def stmts.
3027 2011-11-09 Alan Modra <amodra@gmail.com>
3029 * function.c (bb_active_p): Delete.
3030 (dup_block_and_redirect, active_insn_between): New functions.
3031 (convert_jumps_to_returns, emit_return_for_exit): New functions,
3033 (thread_prologue_and_epilogue_insns): ..here. Delete
3034 shadowing variables. Don't do prologue register clobber tests
3035 when shrink wrapping already failed. Delete all last_bb_active
3036 code. Instead compute tail block candidates for duplicating
3037 exit path. Remove these from antic set. Duplicate tails when
3038 reached from both blocks needing a prologue/epilogue and
3039 blocks not needing such.
3040 * ifcvt.c (dead_or_predicable): Test both flag_shrink_wrap and
3042 * bb-reorder.c (get_uncond_jump_length): Make global.
3043 * bb-reorder.h (get_uncond_jump_length): Declare.
3044 * cfgrtl.c (rtl_create_basic_block): Comment typo fix.
3045 (rtl_split_edge): Likewise. Warning fix.
3046 (rtl_duplicate_bb): New function.
3047 (rtl_cfg_hooks): Enable can_duplicate_block_p and duplicate_block.
3048 * Makefile.in (function.o): Update dependencies.
3050 2011-11-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3051 Georg-Johann Lay <avr@gjlay.de>
3053 * doc/tm.texi.in (MODE_CODE_BASE_REG_CLASS): Add address space
3055 (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
3056 * doc/tm.texi: Regenerate.
3058 * config/cris/cris.h (MODE_CODE_BASE_REG_CLASS): Add address
3060 (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
3061 * config/bfin/bfin.h (MODE_CODE_BASE_REG_CLASS): Likewise.
3062 (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
3063 * config/avr/avr.h (MODE_CODE_BASE_REG_CLASS): Add address space
3065 (REGNO_MODE_CODE_OK_FOR_BASE_P): Ditto.
3066 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
3067 (avr_regno_mode_code_ok_for_base_p): Ditto.
3068 * config/avr/avr.c (avr_mode_code_base_reg_class): Ditto.
3069 (avr_regno_mode_code_ok_for_base_p): Ditto.
3070 (avr_reg_ok_for_addr_p): Pass AS down to
3071 avr_regno_mode_code_ok_for_base_p.
3073 * addresses.h (base_reg_class): Add address space argument.
3074 Pass to MODE_CODE_BASE_REG_CLASS.
3075 (ok_for_base_p_1): Add address space argument. Pass to
3076 REGNO_MODE_CODE_OK_FOR_BASE_P.
3077 (regno_ok_for_base_p): Add address space argument. Pass to
3080 * regrename.c (scan_rtx_address): Add address space argument.
3081 Pass address space to regno_ok_for_base_p and base_reg_class.
3082 Update recursive calls.
3083 (scan_rtx): Pass address space to scan_rtx_address.
3084 (build_def_use): Likewise.
3085 * regcprop.c (replace_oldest_value_addr): Add address space
3086 argument. Pass to regno_ok_for_base_p and base_reg_class.
3087 Update recursive calls.
3088 (replace_oldest_value_mem): Pass address space to
3089 replace_oldest_value_addr.
3090 (copyprop_hardreg_forward_1): Likewise.
3092 * reload.c (find_reloads_address_1): Add address space argument.
3093 Pass address space to base_reg_class and regno_ok_for_base_p.
3094 Update recursive calls.
3095 (find_reloads_address): Pass address space to base_reg_class,
3096 regno_ok_for_base_p, and find_reloads_address_1.
3097 (find_reloads): Pass address space to base_reg_class.
3098 (find_reloads_subreg_address): Likewise.
3100 * ira-costs.c (record_reg_classes): Update calls to base_reg_class.
3101 (ok_for_base_p_nonstrict): Add address space argument. Pass to
3103 (record_address_regs): Add address space argument. Pass to
3104 base_reg_class and ok_for_base_p_nonstrict. Update recursive calls.
3105 (record_operand_costs): Pass address space to record_address_regs.
3106 (scan_one_insn): Likewise.
3108 * caller-save.c (init_caller_save): Update call to base_reg_class.
3109 * ira-conflicts.c (ira_build_conflicts): Likewise.
3110 * reload1.c (maybe_fix_stack_asms): Likewise.
3112 2011-11-08 Michael Matz <matz@suse.de>
3114 * gengtype.c (write_field_root): Avoid out-of-scope access of newv.
3116 * tree-stdarg.c (execute_optimize_stdarg): Accept clobbers.
3118 * tree.h (TREE_CLOBBER_P): New macro.
3119 * gimple.h (gimple_clobber_p): New inline function.
3120 * gimplify.c (gimplify_bind_expr): Add clobbers for all variables
3121 that go out of scope and live in memory.
3122 * tree-ssa-operands.c (get_expr_operands): Transfer volatility also
3124 * cfgexpand.c (decl_to_stack_part): New static variable.
3125 (add_stack_var): Allocate it, and remember mapping.
3126 (fini_vars_expansion): Deallocate it.
3127 (stack_var_conflict_p): Add early outs.
3128 (visit_op, visit_conflict, add_scope_conflicts_1,
3129 add_scope_conflicts): New static functions.
3130 (expand_used_vars_for_block): Don't call add_stack_var_conflict, tidy.
3131 (expand_used_vars): Add scope conflicts.
3132 (expand_gimple_stmt_1): Expand clobbers to nothing.
3133 (expand_debug_expr): Ditto.
3135 * tree-pretty-print.c (dump_generic_node): Dump clobbers nicely.
3136 * tree-ssa-live.c (remove_unused_locals): Remove clobbers that
3137 refer to otherwise unused locals.
3138 * tree-sra.c (build_accesses_from_assign): Ignore clobbers.
3139 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Clobbers of
3140 SSA names aren't necessary.
3141 (propagate_necessity): Accept and ignore constructors on the rhs, tidy.
3142 * gimple.c (walk_gimple_op): Accept constructors like mem_rhs.
3143 * tree-ssa-structalias.c (find_func_aliases): Clobbers don't store
3145 * tree-ssa-sccvn.c (vn_reference_lookup_3): Ditto, in particular they
3146 don't zero-initialize something.
3147 * tree-ssa-phiopt.c (cond_if_else_store_replacement_1): Ignore
3148 clobber RHS, we don't want PHI nodes with those.
3150 2011-11-08 Jakub Jelinek <jakub@redhat.com>
3152 * config/i386/i386.c (ix86_preferred_simd_mode): Even for TARGET_AVX
3153 if not TARGET_PREFER_AVX128 return 32-byte integer vectors.
3155 2011-11-08 Richard Guenther <rguenther@suse.de>
3157 PR tree-optimization/51012
3158 * ipa-prop.c (update_indirect_edges_after_inlining): Fixup
3159 non-inlinable state.
3160 * cgraph.c (cgraph_make_edge_direct): Likewise.
3162 2011-11-08 Eric Botcazou <ebotcazou@adacore.com>
3164 PR rtl-optimization/47698
3165 * ifcvt.c (noce_operand_ok): Move around comment.
3167 2011-11-08 Richard Guenther <rguenther@suse.de>
3170 * lto-opts.c (append_to_collect_gcc_options): Split out from...
3171 (lto_write_options): ... here. Prepend frontend specific flags.
3173 2011-11-08 Jakub Jelinek <jakub@redhat.com>
3175 * config/i386/sse.md (*avx_vperm2f128<mode>3_nozero): Emit mask
3176 0x12 and 0x20 as vinsert[fi]128 instead of vperm2[fi]128.
3178 * tree-vect-stmts.c (vectorizable_call): Add SLP_NODE argument.
3179 Handle vectorization of SLP calls.
3180 (vect_analyze_stmt): Adjust caller, add call to it for SLP too.
3181 (vect_transform_stmt): Adjust vectorizable_call caller, remove
3183 * tree-vect-slp.c (vect_get_and_check_slp_defs): For calls start
3185 (vect_build_slp_tree): Allow CALL_EXPR.
3187 2011-11-08 Richard Guenther <rguenther@suse.de>
3189 * gimple-fold.c (canonicalize_constructor_val): Make sure
3190 we have referenced vars setup before adding to them.
3192 2011-11-07 Richard Henderson <rth@redhat.com>
3193 Aldy Hernandez <aldyh@redhat.com>
3194 Andrew MacLeod <amacleod@redhat.com>
3195 Torvald Riegel <triegel@redhat.com>
3197 Merged from transactional-memory.
3199 * gtm-builtins.def: New file.
3200 * trans-mem.c: New file.
3201 * trans-mem.h: New file.
3203 * opts.c (finish_options): Error out when using -flto and -fgnu-tm.
3205 * config/i386/i386.c: Define TARGET_VECTORIZE* transactional variants.
3206 (ix86_handle_tm_regparm_attribute, struct bdesc_tm,
3207 ix86_builtin_tm_load, ix86_builtin_tm_store,
3208 ix86_init_tm_builtins): New.
3209 (ix86_init_builtins): Initialize TM builtins.
3210 (struct ix86_attribute_table): Add "*tm regparm".
3211 * config/i386/i386-builtin-types.def (PV2SI): Define.
3213 Define V2SI_FTYPE_PCV2SI.
3214 Define V4SF_FTYPE_PCV4SF.
3215 Define V8SF_FTYPE_PCV8SF.
3216 Define VOID_PV2SI_V2SI.
3218 * doc/invoke.texi (C Dialect Options): Document -fgnu-tm and
3219 tm-max-aggregate-size.
3220 * doc/tm.texi.in: Add TARGET_VECTORIZE_BUILTIN_TM_LOAD and
3221 TARGET_VECTORIZE_BUILTIN_TM_STORE hooks.
3222 * doc/tm.texi: Regenerate.
3224 * attribs.c (apply_tm_attr): New.
3225 (init_attributes): Allow '*' prefix for overrides.
3226 (register_attribute): Likewise.
3227 * builtin-attrs.def (ATTR_TM_TMPURE, ATTR_TM_REGPARM): New.
3228 (ATTR_TM_NOTHROW_LIST, ATTR_TM_TMPURE_NOTHROW_LIST,
3229 ATTR_TM_PURE_TMPURE_NOTHROW_LIST, ATTR_TM_NORETURN_NOTHROW_LIST,
3230 ATTR_TM_CONST_NOTHROW_LIST, ATTR_TMPURE_MALLOC_NOTHROW_LIST,
3231 ATTR_TMPURE_NOTHROW_LIST): New.
3232 * builtin-types.def (BT_FN_I[1248]_VPTR, BT_FN_FLOAT_VPTR,
3233 BT_FN_DOUBLE_VPTR, BT_FN_LDOUBLE_VPTR, BT_FN_VOID_VPTR_I[1248],
3234 BT_FN_VOID_VPTR_FLOAT, BT_FN_VOID_VPTR_DOUBLE,
3235 BT_FN_VOID_VPTR_LDOUBLE, BT_FN_VOID_VPTR_SIZE): New.
3236 * builtins.def: Include gtm-builtins.def. Add comments regarding
3237 transactional memory synchronization.
3238 (DEF_TM_BUILTIN): New.
3239 * c-parser.c (struct c_parser): Add in_transaction.
3240 (c_parser_transaction, c_parser_transaction_expression,
3241 c_parser_transaction_cancel, c_parser_transaction_attributes): New.
3242 (c_parser_attribute_any_word): Split out from c_parser_attributes.
3243 (c_parser_statement_after_labels): Handle RID_TRANSACTION*.
3244 (c_parser_unary_expression): Same.
3245 * c-tree.h (c_finish_transaction): Declare.
3246 * c-typeck.c (c_finish_transaction): New.
3247 (build_function_call_vec): Call tm_malloc_replacement.
3248 * calls.c (is_tm_builtin): New.
3249 (flags_from_decl_or_type): Add ECF_TM_BUILTIN and ECF_TM_PURE.
3250 * cfgbuild.c (make_edges): Add edges for REG_TM notes.
3251 * cfgexpand.c (expand_call_stmt): Call
3252 mark_transaction_restart_calls.
3253 (gimple_expand_cfg): Free the tm_restart map.
3254 (mark_transaction_restart_calls): New.
3255 * cfgrtl.c (purge_dead_edges): Look for REG_TM notes.
3256 * cgraph.c (dump_cgraph_node): Handle tm_clone.
3257 * cgraph.h (struct cgraph_node): Add tm_clone field.
3258 (decl_is_tm_clone): New.
3259 (struct cgraph_local_info): Add tm_may_enter_irr.
3260 (cgraph_copy_node_for_versioning): Declare.
3261 * cgraphunit.c (cgraph_copy_node_for_versioning): Export;
3262 copy analyzed from old version.
3263 * combine.c (distribute_notes): Handle REG_TM notes.
3264 * common.opt: Add -fgnu-tm.
3265 * crtstuff.c (__TMC_LIST__, __TMC_END__): New.
3266 (__do_global_dtors_aux): Deregister clone table.
3267 (frame_dummy): Register clone table.
3268 * emit-rtl.c (try_split): Handle REG_TM. Early return if no function
3270 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_ELSE and
3272 (gimple_stmt_may_fallthru): Handle GIMPLE_EH_ELSE.
3273 * gimple-pretty-print.c: Include trans-mem.h.
3274 (dump_gimple_fmt): Add %x.
3275 (dump_gimple_call): Dump arguments for calls to _ITM_beginTransaction.
3276 (dump_gimple_eh_else, dump_gimple_transaction): New.
3277 (dump_gimple_stmt): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3278 * gimple.c (gimple_build_eh_else, gimple_build_transaction): New.
3279 (walk_gimple_seq): Honor removed_stmt. Document usage of removed_stmt
3281 (walk_gimple_op): Handle GIMPLE_TRANSACTION.
3282 (walk_gimple_stmt): Initialize and honor removed_stmt.
3283 Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3284 (gimple_copy): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3285 * gimple.def (GIMPLE_TRANSACTION, GIMPLE_EH_ELSE): New.
3286 * gimple.h (struct gimple_statement_eh_else,
3287 gimple_statement_transaction, GTMA_*): New.
3288 (gimple_statement_d): Add gimple_statement_eh_else and
3290 (gimple_build_eh_else, gimple_build_transaction,
3291 gimple_fold_call, diagnose_tm_safe_errors): Declare.
3292 (get_call_expr_in): Remove prototype.
3293 (gimple_has_substatements): Add GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3294 (gimple_eh_else_n_body, gimple_eh_else_e_body,
3295 gimple_eh_else_set_n_body, gimple_eh_else_set_e_body,
3296 gimple_transaction_body, gimple_transaction_label,
3297 gimple_transaction_label_ptr, gimple_transaction_subcode,
3298 gimple_transaction_set_body, gimple_transaction_set_label,
3299 gimple_transaction_set_subcode): New.
3300 (struct walk_stmt_info): Use BOOL_BITFIELD; add removed_stmt.
3301 * gimplify.c (create_tmp_var_name): Use clean_symbol_name.
3302 (voidify_wrapper_expr): Handle TRANSACTION_EXPR.
3303 (gimplify_transaction): New.
3304 (gimplify_expr): Handle TRANSACTION_EXPR.
3305 * gsstruct.def (GSS_EH_ELSE, GSS_TRANSACTION): New.
3306 * ipa-inline.c (can_inline_edge_p): Do not inline TM safe calling
3308 * Makefile.in: Add trans-mem.o and dependencies.
3309 (BUILTINS_DEF): Add gtm-builtins.def.
3310 (gimple-pretty-print.o): Depend on TRANS_MEM_H.
3311 (GTFILES): Add trans-mem.c.
3312 * omp-low.c (WALK_SUBSTMTS): Add GIMPLE_TRANSACTION.
3313 * output.h (record_tm_clone_pair, finish_tm_clone_pairs,
3314 get_tm_clone_pair): Declare.
3315 * params.def (PARAM_TM_MAX_AGGREGATE_SIZE): New.
3316 * passes.c (init_optimization_passes): Place transactional memory
3318 * print-tree.c (print_node): Dump tm-clone.
3319 * recog.c (peep2_attempt): Handle REG_TM.
3320 * reg-notes.def (TM): New.
3321 * rtlanal.c (alloc_reg_note): Handle REG_TM.
3322 * target.def (builtin_tm_load, builtin_tm_store): New.
3323 * targhooks.c (default_builtin_tm_load_store): New.
3324 * targhooks.h (default_builtin_tm_load_store): Declare.
3325 * timevar.def (TV_TRANS_MEM): New.
3326 * toplev.c (compile_file): Call finish_tm_clone_pairs.
3327 * tree-cfg.c (make_edges): Handle GIMPLE_TRANSACTION.
3328 (cleanup_dead_labels): Handle GIMPLE_TRANSACTION. Avoid unnecessary
3329 writes into the statements to update labels.
3330 (is_ctrl_altering_stmt): Add TM ending statements. Handle
3332 (verify_gimple_transaction): New.
3333 (verify_gimple_stmt): Handle GIMPLE_TRANSACTION.
3334 (verify_gimple_in_seq_2): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3335 (gimple_redirect_edge_and_branch): Handle TM_TRANSACTION.
3336 (dump_function_to_file): Display [tm-clone] if applicable.
3337 * tree-eh.c (struct_ptr_eq): Make inline and move to tree.h.
3338 (struct_ptr_hash): Same.
3339 (collect_finally_tree): Handle GIMPLE_EH_ELSE.
3340 (replace_goto_queue_1): Likewise.
3342 (honor_protect_cleanup_actions): Handle GIMPLE_EH_ELSE.
3343 (lower_try_finally_nofallthru): Likewise.
3344 (lower_try_finally_onedest): Likewise.
3345 (lower_try_finally_copy): Likewise.
3346 (lower_try_finally_switch): Likewise.
3347 (lower_try_finally): Likewise.
3348 (decide_copy_try_finally): Likewise.
3349 (lower_eh_constructs_2): Likewise.
3350 (refactor_eh_r): Likewise.
3351 * tree-flow.h (struct gimple_df): Add tm_restart field.
3352 Define tm_restart_node.
3353 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_TRANSACTION.
3354 (estimate_num_insns): Likewise.
3355 (init_inline_once): Init tm_cost.
3356 * tree-inline.h (struct eni_weights_d): Add tm_cost.
3357 * tree-pass.h (pass_diagnose_tm_blocks, pass_lower_tm, pass_tm_init,
3358 pass_tm_mark, pass_tm_memopt, pass_tm_edges, pass_ipa_tm): Declare.
3359 * tree-pretty-print.c (dump_generic_node): Handle TRANSACTION_EXPR.
3360 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
3361 BUILT_IN_TM_MEMSET, BUILT_IN_TM_MEMCPY, BUILT_IN_TM_MEMMOVE.
3362 Add support for TM vector loads. Add support for TM logging builtins.
3363 (call_may_clobber_ref_p_1): Add support for vector stores.
3364 * tree-ssa-structalias.c (find_func_aliases): Add support for TM
3365 vector stores and loads. Handle BUILT_IN_TM_MEMSET,
3366 BUILT_IN_TM_MEMCPY, BUILT_IN_TM_MEMMOVE.
3367 * tree.c (strip_invariant_refs): Moved from gimple.c to here.
3368 (local_define_builtin): Handle ECF_TM_PURE.
3369 (build_common_builtin_nodes): Set __builtin_eh_pointer to ECF_TM_PURE.
3370 * tree.def (TRANSACTION_EXPR): New.
3371 * tree.h (strip_invariant_refs): Moved from gimple.h to here.
3372 (TRANSACTION_EXPR_BODY, TRANSACTION_EXPR_CHECK,
3373 TRANSACTION_EXPR_OUTER, TRANSACTION_EXPR_RELAXED,
3374 BUILTIN_TM_LOAD_STORE_P, BUILTIN_TM_LOAD_P, BUILTIN_TM_STORE_P,
3375 CASE_BUILT_IN_TM_LOAD, CASE_BUILT_IN_TM_STORE): New.
3376 (ECF_TM_PURE, ECF_TM_BUILTIN): New.
3377 (struct tree_function_decl): Add tm_clone_flag.
3378 (struct_ptr_eq, struct_ptr_hash): New.
3379 (apply_tm_attr): Declare.
3380 (is_tm_safe_or_pure): New.
3381 (build_tm_abort_call, is_tm_safe, is_tm_pure,
3382 is_tm_may_cancel_outer, is_tm_ending_fndecl, record_tm_replacement,
3383 tm_malloc_replacement): Declare.
3384 * varasm.c (tm_clone_hash): New.
3385 (record_tm_clone_pair, finish_tm_clone_pairs, get_tm_clone_pair,
3386 dump_tm_clone_to_vec, dump_tm_clone_pairs, tm_alias_pair_cmp): New.
3387 (struct tm_alias_pair): New. Declare VEC types for object.
3389 2011-11-07 Richard Henderson <rth@redhat.com>
3391 * optabs.h (OTI_sync_compare_and_swap, OTI_sync_lock_test_and_set,
3392 OTI_sync_old_add, OTI_sync_old_sub, OTI_sync_old_ior,
3393 OTI_sync_old_and, OTI_sync_old_xor, OTI_sync_old_nand,
3394 OTI_sync_new_add, OTI_sync_new_sub, OTI_sync_new_ior,
3395 OTI_sync_new_and, OTI_sync_new_xor, OTI_sync_new_nand): Move and
3396 rename from the direct_optab_index enum.
3397 (sync_compare_and_swap_optab, sync_lock_test_and_set_optab,
3398 sync_old_add_optab, sync_old_sub_optab, sync_old_ior_optab,
3399 sync_old_and_optab, sync_old_xor_optab, sync_old_nand_optab,
3400 sync_new_add_optab, sync_new_sub_optab, sync_new_ior_optab,
3401 sync_new_and_optab, sync_new_xor_optab, sync_new_nand_optab): Read
3402 from the optab_table, not the direct_optab_table.
3403 (init_sync_libfuncs): Declare.
3404 (can_compare_and_swap_p): Update parameters.
3405 * optabs.c (init_sync_libfuncs_1, init_sync_libfuncs): New.
3406 (can_compare_and_swap_p): Add allow_libcall parameter; if true,
3407 test for the legacy compare-and-swap libcall.
3408 (expand_atomic_exchange): Use the legacy test-and-set libcall.
3409 (expand_atomic_compare_and_swap): Use the legacy CAS libcall.
3410 (struct atomic_op_functions): Update for optab type changes.
3411 (maybe_emit_op): Likewise.
3412 (expand_atomic_fetch_op): Use the legacy fetch-op libcalls.
3413 * builtins.c (fold_builtin_atomic_always_lock_free): Update call
3414 to can_compare_and_swap_p.
3415 * omp-low.c (expand_omp_atomic_fetch_op): Likewise.
3416 (expand_omp_atomic_pipeline): Likewise.
3417 * genopinit.c (optabs): Make sync_old_*_optab, sync_new_*_optab,
3418 sync_compare_and_swap_optab, sync_lock_test_and_set_optab regular
3420 * doc/md.texi (sync_compare_and_swap): Update docs for libcalls.
3422 2011-11-07 Jakub Jelinek <jakub@redhat.com>
3424 * config/i386/i386-bultin-types.def (V8SI_FTYPE_V4DF_V4DF): Add.
3425 * config/i386/i386.c (enum ix86_builtins): Add
3426 IX86_BUILTIN_VEC_PACK_SFIX256.
3427 (bdesc_args): Add __builtin_ia32_vec_pack_sfix256.
3428 (ix86_expand_args_builtin): Handle V8SI_FTYPE_V4DF_V4DF.
3429 (ix86_builtin_vectorized_function): Also vectorize lrint using
3430 256-bit vectors for -mavx.
3432 2011-11-07 Anatoly Sokolov <aesok@post.ru>
3434 * config/cris/constraints.md: New file.
3435 * config/cris/cris.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3436 CRIS_CONST_OK_FOR_LETTER_P, CONST_OK_FOR_CONSTRAINT_P,
3437 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_MEMORY_CONSTRAINT,
3438 EXTRA_CONSTRAINT, EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_R,
3439 EXTRA_CONSTRAINT_T, EXTRA_CONSTRAINT_S, EXTRA_CONSTRAINT_U): Remove.
3440 * config/cris/cris.c: Incule "tm-constrs.h".
3441 (cris_print_operand): Use satisfies_constraint_O.
3442 (cris_normal_notice_update_cc, cris_rtx_costs): Use
3443 satisfies_constraint_I.
3444 (cris_address_cost): Use satisfies_constraint_L.
3445 * config/cris/cris.md: Include "constraints.md".
3446 (*mov_side<mode>, *mov_sidesisf, *mov_side<mode>_mem,
3447 *mov_sidesisf_mem, *clear_side<mode>, *ext_sideqihi,
3448 *ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>,
3449 *extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side,
3450 *extop<mode>si_swap_side): Use satisfies_constraint_N and
3451 satisfies_constraint_J.
3452 (moversideqi movemsideqi mover2side peephole2): Use
3453 satisfies_constraint_N and satisfies_constraint_J.
3454 (andu peephole2): Use satisfies_constraint_I and
3455 satisfies_constraint_O.
3457 2011-11-07 Uros Bizjak <ubizjak@gmail.com>
3459 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3460 BUILT_IN_IRINT, BUILT_IN_IRINTF, BUILT_IN_LLRINT and BUILT_IN_LLRINTF.
3462 2011-11-07 Andrew MacLeod <amacleod@redhat.com>
3464 * optabs.c (get_atomic_op_for_code): Fill in optab table at runtime so
3465 SWITCHABLE_TARGET can change the values during compilation.
3466 (expand_atomic_fetch_op): Handle parameter change ripples for
3467 get_atomic_op_for_code call.
3469 2011-11-07 Andrew MacLeod <amacleod@redhat.com>
3471 * doc/extend.texi: Docuemnt behaviour change for __atomic_exchange and
3473 * optabs.c (expand_atomic_exchange): Expand to __sync_lock_test_and_set
3474 only when originated from that builtin.
3475 (expand_atomic_store): Expand to __sync_lock_release when originated
3477 * builtins.c (expand_builtin_sync_lock_test_and_set): Add flag that
3478 expand_atomic_exchange call originated from here.
3479 (expand_builtin_sync_lock_release): Add flag that expand_atomic_store
3480 call originated from here.
3481 (expand_builtin_atomic_exchange): Add origination flag.
3482 (expand_builtin_atomic_store): Add origination flag.
3483 * expr.h (expand_atomic_exchange, expand_atomic_store): Add boolean
3484 parameters to indicate implementation fall back options.
3486 2011-11-07 Georg-Johann Lay <avr@gjlay.de>
3488 * config/avr/avr.c (output_reload_in_const): Can handle CONSTANT_P
3489 now, not only CONST_INT and CONST_DOUBLE.
3490 (output_movqi): Use output_reload_in_const.
3491 (output_reload_inhi): Ditto.
3492 (output_reload_insisf): Move assertion to output_reload_in_const.
3493 (avr_out_reload_inpsi): Ditto.
3495 2011-11-07 Nathan Sidwell <nathan@acm.org>
3497 * gcov.c (object_summary): Replace with ...
3498 (object_runs): ... this.
3499 (process_file): Remove functions with no data.
3500 (generate_results): Ignore files with no lines.
3501 (release_function): New helper, broken out of ...
3502 (release_structures): ... here. Use it.
3503 (read_count_file): Adjust for new data file format.
3504 (output_lines): Use object_runs.
3505 * gcov-io.h (GCOV_TAG_OBJECT_SUMMARY): Obsolete.
3506 (struct gcov_ctr_info): Move definition.
3507 (struct gcov_fn_info): Add key field, use gcov_ctr_info for
3509 (struct gcov_info): Add merge function array, remove mask and
3510 counts. Trailing array is array of pointers to function info.
3511 * coverage.c (struct function_list): Replace counter numbers with
3512 counter arrays. Add fndecl field. GTYify.
3513 (counts_entry): Remove chain workspace.
3514 (functions_head): GTYify.
3515 (prg_n_ctrs): Remove.
3517 (tree_ctr_tables): Remove.
3518 (read_counts_file): Cope with blank entries and expect program
3519 summaries before functions. Don't warn on missing entries.
3520 (coverage_counter_alloc): Allocate individual function arrays.
3521 (tree_coverage_counter_ref, tree_coverage_counter_addr): Adjust
3522 for individual function arrays.
3523 (coverage_end_function): GTYify function list object. Finalize
3524 function's counter arrays.
3525 (build_var): New. Create a counter-related variable with
3526 appropriate linkage.
3527 (build_fn_info_type): Adjust for new runtime structure.
3528 (build_fn_info_value): Rename to ...
3529 (build_fn_info): ... here. Build new format data.
3530 (build_ctr_info_type, build_ctr_info_value): Remove.
3531 (build_info_type): New. Build new format data structure.
3532 (build_info): Adjust for new format data.
3533 (create_coverage): Likewise.
3534 * gcov-dump.c (tag_function): Recognize placeholders.
3536 2011-11-07 Georg-Johann Lay <avr@gjlay.de>
3538 * config/avr/constraints.md (Cm2): New constraint for int -2.
3539 * config/avr/avr.md (addqi3): Use it. New alternatives for +/-2.
3540 (*negqihi2): New insn.
3542 2011-11-07 H.J. Lu <hongjiu.lu@intel.com>
3544 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Check
3545 HARD_FRAME_POINTER_REGNUM instead of hard_frame_pointer_rtx in Rule 18.
3547 2011-11-07 Jakub Jelinek <jakub@redhat.com>
3549 * config/i386/i386.c (ix86_expand_builtin): If gather mask
3550 argument is known to have all high bits set, pass pc_rtx as
3551 second argument to the expander instead of op0.
3552 * config/i386/sse.md (*avx2_gathersi<mode>_2,
3553 *avx2_gatherdi<mode>_2): New patterns.
3554 * config/i386/avx2intrin.h (_mm256_i32gather_pd,
3555 _mm256_i64gather_pd, _mm256_i32gather_ps): Set mask using
3556 _mm256_cmp_pd with zero vector arguments and _CMP_EQ_OQ instead of
3559 PR tree-optimization/50789
3560 * tree-vect-stmts.c (process_use): Add force argument, avoid
3561 exist_non_indexing_operands_for_use_p check if true.
3562 (vect_mark_stmts_to_be_vectorized): Adjust callers. Handle
3563 STMT_VINFO_GATHER_P.
3564 (gen_perm_mask): New function.
3565 (perm_mask_for_reverse): Use it.
3566 (reverse_vec_element): Rename to...
3567 (permute_vec_elements): ... this. Add Y and MASK_VEC arguments,
3568 generalize for any permutations.
3569 (vectorizable_load): Adjust caller. Handle STMT_VINFO_GATHER_P.
3570 * target.def (TARGET_VECTORIZE_BUILTIN_GATHER): New hook.
3571 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_GATHER): Document it.
3572 * doc/tm.texi: Regenerate.
3573 * tree-data-ref.c (initialize_data_dependence_relation,
3574 compute_self_dependence): No longer static.
3575 * tree-data-ref.h (initialize_data_dependence_relation,
3576 compute_self_dependence): New prototypes.
3577 * tree-vect-data-refs.c (vect_check_gather): New function.
3578 (vect_analyze_data_refs): Detect possible gather load data refs.
3579 * tree-vectorizer.h (struct _stmt_vec_info): Add gather_p field.
3580 (STMT_VINFO_GATHER_P): Define.
3581 (vect_check_gather): New prototype.
3582 * config/i386/i386-builtin-types.def: Add types for alternate
3584 * config/i386/sse.md (AVXMODE48P_DI): Remove.
3585 (VEC_GATHER_MODE): Rename mode_attr to...
3586 (VEC_GATHER_IDXSI): ... this.
3587 (VEC_GATHER_IDXDI, VEC_GATHER_SRCDI): New mode_attrs.
3588 (avx2_gathersi<mode>, *avx2_gathersi<mode>): Use <VEC_GATHER_IDXSI>
3589 instead of <VEC_GATHER_MODE>.
3590 (avx2_gatherdi<mode>): Use <VEC_GATHER_IDXDI> instead of
3591 <AVXMODE48P_DI> and <VEC_GATHER_SRCDI> instead of VEC_GATHER_MODE
3592 on src and mask operands.
3593 (*avx2_gatherdi<mode>): Likewise. Use VEC_GATHER_MODE iterator
3594 instead of AVXMODE48P_DI.
3595 (avx2_gatherdi<mode>256, *avx2_gatherdi<mode>256): Removed.
3596 * config/i386/i386.c (enum ix86_builtins): Add
3597 IX86_BUILTIN_GATHERALTSIV4DF, IX86_BUILTIN_GATHERALTDIV8SF,
3598 IX86_BUILTIN_GATHERALTSIV4DI and IX86_BUILTIN_GATHERALTDIV8SI.
3599 (ix86_init_mmx_sse_builtins): Create those builtins.
3600 (ix86_expand_builtin): Handle those builtins and adjust expansions
3601 of other gather builtins.
3602 (ix86_vectorize_builtin_gather): New function.
3603 (TARGET_VECTORIZE_BUILTIN_GATHER): Define.
3605 2011-11-07 Uros Bizjak <ubizjak@gmail.com>
3607 * config/i386/f16cintrin.h: Remove extra _X86INTRIN_H_INCLUDED check.
3609 2011-11-07 Tristan Gingold <gingold@adacore.com>
3611 * config.gcc (*-*-*vms*): Set c_target_objs, cxx_target_objs.
3612 * config/vms/t-vms: Add vms-c.o rule.
3613 * config/vms/vms-c.c: New file.
3614 * config/vms/vms-protos.h (vms_c_register_pragma): New prototype.
3615 * config/vms/vms.h (REGISTER_TARGET_PRAGMAS): Define.
3617 2011-11-07 Tristan Gingold <gingold@adacore.com>
3619 * config/alpha/vms.h (TARGET_OBJECT_SUFFIX,
3620 TARGET_EXECUTABLE_SUFFIX, TARGET_OS_CPP_BUILTINS,
3621 TARGET_ABI_OPEN_VMS, LONG_TYPE_SIZE, ADA_LONG_TYPE_SIZE,
3622 POINTER_SIZE, POINTERS_EXTEND_UNSIGNED): Move to config/vms/vms.h
3623 (SUBTARGET_OS_CPP_BUILTINS): Define.
3624 (TARGET_DEFAULT): Tune according to POINTER_SIZE.
3625 (MASK_RETURN_ADDR): Define in 64 bit mode.
3626 * config/ia64/vms.h: Likewise.
3627 * config/vms/vms.h: New file.
3628 * config/vms/vms64.h: New file.
3629 * config/alpha/vms64.h: Removed.
3630 * config/ia64/vms64.h: Removed.
3631 * config.gcc (alpha64-dec-*vms*, alpha*-dec-*vms*, ia64-hp-*vms*):
3632 Adjust for above change.
3634 2011-11-07 Enkovich Ilya <ilya.enkovich@intel.com>
3637 * config/i386/i386-protos.h (ix86_use_lea_for_mov): New.
3638 * config/i386/i386.c (ix86_use_lea_for_mov): Likewise.
3639 * config/i386/i386.md (movsi_internal): Emit lea if profitable.
3640 (movdi_internal_rex64): Likewise.
3642 2011-11-07 Sergey Ostanevich <sergos.gnu@gmail.com>
3644 PR rtl-optimization/47698
3645 * ifcvt.c (noce_operand_ok): Return false for mems with side effects.
3647 2011-11-07 Tristan Gingold <gingold@adacore.com>
3649 * common/config/alpha/alpha-common.c (alpha_option_init_struct):
3651 (TARGET_OPTION_INIT_STRUCT): Define.
3652 * config/alpha/alpha.c (TARGET_MIN_ANCHOR_OFFSET)
3653 (TARGET_MAX_ANCHOR_OFFSET)
3654 (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Redefine.
3656 2011-11-06 Quentin Neill <quentin.neill@amd.com>
3658 Fix r180999, update ChangeLog
3659 * config.gcc: Add f16cintrin.h.
3660 * config/i386/f16cintrin.h: Add missing endif.
3662 2011-11-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
3664 * config.gcc (arm*-*-rtemseabi*): New target.
3665 * config/arm/rtems-eabi.h: New.
3666 * config/arm/t-rtems-eabi: New.
3668 2011-11-06 David S. Miller <davem@davemloft.net>
3670 * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): Delete.
3671 (zero_extend_v8qi_vis, zero_extend_v4hi_vis,
3672 *zero_extend_v8qi_<P:mode>_insn,
3673 *zero_extend_v4hi_<P:mode>_insn): Express using vec_merge
3674 and vec_duplicate instead of using an UNSPEC.
3676 2011-11-07 Alan Modra <amodra@gmail.com>
3679 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
3680 blockage for ABI_V4.
3682 2011-11-06 Dave Korn <dave.korn.cygwin@gmail.com>
3684 * config/i386/cygwin.h (LIBGCJ_SONAME): Updated to match recent
3685 libgcj version bump.
3686 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3688 2011-11-06 Eric Botcazou <ebotcazou@adacore.com>
3690 * gcse.c: Adjust outdated comments throughout.
3691 (struct mem_conflict_info): New structure.
3692 (mems_conflict_for_gcse_p): Use it to communicate with caller.
3693 (load_killed_in_block_p): Pass it to note_stores.
3694 (hash_expr): Remove superfluous line break.
3695 (hash_scan_set): Rename PAT parameter into SET.
3696 (hash_scan_insn): Reorder cases.
3697 (canon_list_insert): Fix long line.
3698 (edge_list): Delete.
3699 (prune_expressions): Rename E local variable into EXPR.
3700 (compute_pre_data): Return struct edge_list * object.
3701 (pre_expr_reaches_here_p_work): Fix formatting.
3702 (process_insert_insn): Move around comment.
3703 (pre_edge_insert): Fix long line.
3704 (pre_insert_copies): Likewise.
3705 (gcse_emit_move_after): Swap SRC and DEST parameters.
3706 (pre_delete): Adjust call to gcse_emit_move_after.
3707 (pre_gcse): Take struct edge_list * parameter. Fix long line.
3708 (one_pre_gcse_pass): Use flag_gcse_lm condition for all routines.
3709 Use a local list of edges.
3710 (hoist_code): Fix long line. Adjust call to gcse_emit_move_after.
3711 (pre_ldst_expr_hash): Fix long line.
3712 (free_ldst_mems): Rename into...
3713 (free_ld_motion_mems): ...this.
3714 (first_ls_expr): Delete.
3715 (next_ls_expr): Likewise.
3716 (print_ldst_list): Do not use above two functions.
3717 (simple_mem): Adjust interface.
3718 (compute_ld_motion_mems): Fix formatting.
3719 (update_ld_motion_stores): Reuse local variable.
3721 2011-11-06 Joseph Myers <joseph@codesourcery.com>
3723 * c-decl.c (shadow_tag_warned, grokdeclarator): Handle _Alignas
3725 (build_null_declspecs): Initialize align_log and alignas_p fields.
3726 (declspecs_add_alignas): New.
3727 * c-parser.c (c_token_starts_declspecs): Handle RID_ALIGNAS.
3728 (c_parser_declspecs): Handle _Alignas specifiers.
3729 (c_parser_alignas_specifier): New.
3730 (c_parser_alignof_expression): Diagnose alignof use for non-C1X.
3731 Diagnose _Alignof (expression).
3732 * c-tree.h (struct c_declspecs): Add align_log and alignas_p fields.
3733 (declspecs_add_alignas): Declare.
3734 * ginclude/stddef.h (max_align_t): Define for C1X and C++11.
3735 * ginclude/stdalign.h: New.
3736 * Makefile.in (USER_H): Add stdalign.h.
3738 2011-11-06 Joern Rennecke <joern.rennecke@embecosm.com>
3740 * regset.h (fixed_reg_set_regset): Declare.
3741 * dse.c: Include regset.h .
3742 (struct insn_info): Add member fixed_regs_live.
3743 (note_add_store_info): New typedef.
3744 (note_add_store): New function.
3745 (emit_inc_dec_insn_before): Expect arg to be of type insn_info_t.
3746 Use gen_add3_insn / gen_move_insn.
3747 Check new insn for unwanted clobbers before emitting it.
3748 (check_for_inc_dec): Rename to...
3749 (check_for_inc_dec_1:) ... this. Return bool. Take insn_info
3750 parameter. Changed all callers in file.
3751 (check_for_inc_dec, copy_fixed_regs): New functions.
3752 (scan_insn): Set fixed_regs_live field of insn_info.
3753 * rtl.h (check_for_inc_dec): Update prototype.
3754 * postreload.c (reload_cse_simplify): Take new signature of
3755 check_ind_dec into account.
3756 * reginfo.c (fixed_reg_set_regset): New variable.
3757 (init_reg_sets_1): Initialize it.
3759 2011-11-06 Jakub Jelinek <jakub@redhat.com>
3761 * tree-cfg.c (gimple_can_merge_blocks_p): For -O0 don't remove
3764 2011-11-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3766 * config/pa/pa.c (pa_hpux_init_libfuncs): Rename to pa_init_libfuncs.
3767 Remove dependence of declaration and target define on definition of
3768 HPUX_LONG_DOUBLE_LIBRARY. Update implementation.
3770 2011-11-06 Andrew Macleod <amacleod@redhat.com>
3771 Richard Henderson <rth@redhat.com>
3772 Aldy Hernandez <aldyh@redhat.com>
3774 Merged from cxx-mem-model.
3776 * cppbuiltin.c (define__GNUC__): Define __ATOMIC memory models
3777 * coretypes.h (enum memmodel): New. enumerated memory model type.
3778 * Makefile.in (cppbuiltin.o) Add missing dependency on $(TREE_H)
3779 * genopinit,c (optabs): Add atomic direct optab handlers.
3780 * sync-builtins.def (BUILT_IN_ATOMIC_*): New builtins.
3781 * builtin-types.def (BT_CONST_VOLATILE_PTR,
3782 BT_FN_I{1,2,4,8,16}_CONST_VPTR_INT, BT_FN_VOID_VPTR_INT,
3783 BT_FN_BOOL_VPTR_INT, BT_FN_BOOL_SIZE_CONST_VPTR,
3784 BT_FN_I{1,2,4,8,16}_VPTR_I{1,2,4,8,16}_INT,
3785 BT_FN_VOID_VPTR_I{1,2,4,8,16}_INT, BT_FN_VOID_SIZE_VPTR_PTR_INT,
3786 BT_FN_VOID_SIZE_CONST_VPTR_PTR_INT, BT_FN_VOID_SIZE_VPTR_PTR_PTR_INT,
3787 BT_FN_BOOL_VPTR_PTR_I{1,2,4,8,16}_BOOL_INT_INT): New builtin types.
3788 * expr.h (expand_atomic_*): Add prototypes.
3789 (expand_{bool,val}_compare_and_swap): Remove prototypes.
3790 * c-typeck.c (build_function_call_vec): Don't reprocess __atomic
3792 * common.opt (Winvalid-memory-model): New warning flag.
3793 (finline-atomics): New. Flag to disable atomic inlining.
3794 * params.h (ALLOW_LOAD_DATA_RACES): New.
3795 (ALLOW_PACKED_LOAD_DATA_RACES): New.
3796 (ALLOW_PACKED_STORE_DATA_RACES): New.
3797 * params.def (PARAM_ALLOW_LOAD_DATA_RACES): New.
3798 (PARAM_ALLOW_PACKED_LOAD_DATA_RACES): New.
3799 (PARAM_ALLOW_PACKED_STORE_DATA_RACES): New.
3800 * builtins.c (is_builtin_name): Handle __atomic.
3801 (get_memmodel): New. Extract memory model.
3802 (expand_expr_force_mode): New. Factor out common code for ensuring an
3803 integer argument is in the proper mode.
3804 (expand_builtin_sync_operation): Remove ignore param. Always call
3805 expand_atomic_fetch_op instead of the old expanders.
3806 (expand_builtin_compare_and_swap,
3807 expand_builtin_sync_lock_test_and_set): Use expand_expr_force_mode,
3808 call atomic expanders instead of sync expanders.
3809 (expand_builtin_sync_lock_release): Call atomic_store expander.
3810 (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
3811 expand_builtin_atomic_store, expand_builtin_atomic_fetch_op): New.
3812 (expand_builtin_atomic_exchange): New.
3813 (fold_builtin_atomic_always_lock_free,
3814 expand_builtin_atomic_always_lock_free,
3815 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3817 (expand_builtin_mem_thread_fence, expand_builtin_atomic_thread_fence,
3818 expand_builtin_atomic_signal_fence): New.
3819 (expand_builtin_mem_signal_fence): New.
3820 (expand_builtin): Add cases for BUILT_IN_ATOMIC_*.
3821 (fold_builtin_2): Add cases for BUILT_IN_ATOMIC_{IS,ALWAYS}_LOCK_FREE.
3822 * optabs.h (DOI_atomic_*): Define new atomics.
3823 (atomic_*_optab): Define.
3824 (can_compare_and_swap_p, expand_atomic_compare_and_swap): New
3826 * optabs.c (expand_sync_operation, expand_sync_fetch_operation): Remove.
3827 (expand_sync_lock_test_and_set): Remove.
3828 (expand_atomic_load, expand_atomic_store): New.
3829 (expand_atomic_exchange): New.
3830 (expand_atomic_compare_and_swap): New. Implements
3831 atomic_compare_exchange via compare and swap.
3832 (struct atomic_op_functions): Opcode table struct for fetch ops.
3833 (get_atomic_op_for_code): New. Return an opcode table entry.
3834 (maybe_emit_op): New. Try to emit a fetch op.
3835 (expand_atomic_fetch_op): New.
3836 (expand_val_compare_and_swap_1): Remove.
3837 (expand_val_compare_and_swap, expand_bool_compare_and_swap): Remove.
3838 (expand_atomic_compare_and_swap): Rename from
3839 expand_atomic_compare_exchange. Rewrite to return both success and
3840 oldval return values; expand via both atomic and sync optabs.
3841 (can_compare_and_swap_p): New.
3842 (expand_compare_and_swap_loop): Use expand_atomic_compare_and_swap.
3843 (maybe_gen_insn): Handle 7 and 8 operands.
3844 * omp-low.c (expand_omp_atomic_fetch_op): Don't test individual
3845 fetch_op optabs, only test can_compare_and_swap_p. Use __atomic
3846 builtins instead of __sync builtins.
3847 (expand_omp_atomic_pipeline): Use can_compare_and_swap_p.
3848 * doc/extend.texi: Document __atomic built-in functions.
3849 * doc/invoke.texi: Document data race parameters.
3850 * doc/md.texi: Document atomic patterns.
3851 * config/i386/i386.md (UNSPEC_MOVA): New.
3852 (UNSPECV_CMPXCHG): Split into ...
3853 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2,
3854 UNSPECV_CMPXCHG_3, UNSPECV_CMPXCHG_4): New.
3855 * config/i386/sync.md (ATOMIC): New mode iterator.
3856 (atomic_load<ATOMIC>, atomic_store<ATOMIC>): New.
3857 (atomic_loaddi_fpu, atomic_storedi_fpu, movdi_via_fpu): New.
3858 (mem_thread_fence): Rename from memory_barrier.
3859 Handle the added memory model parameter.
3860 (mfence_nosse): Rename from memory_barrier_nosse.
3861 (sync_compare_and_swap<CASMODE>): Split into ...
3862 (atomic_compare_and_swap<SWI124>): this and ...
3863 (atomic_compare_and_swap<CASMODE>): this. Handle the new parameters.
3864 (atomic_compare_and_swap_single<SWI>): Rename from
3865 sync_compare_and_swap<SWI>; rewrite to use split unspecs.
3866 (atomic_compare_and_swap_double<DCASMODE>): Rename from
3867 sync_double_compare_and_swap<DCASMODE>; rewrite to use split unspecs.
3868 (*atomic_compare_and_swap_doubledi_pic): Rename from
3869 sync_double_compare_and_swapdi_pic; rewrite to use split unspecs.
3870 (atomic_fetch_add<SWI>): Rename from sync_old_add<SWI>; add memory
3872 (*atomic_fetch_add_cmp<SWI>): Similarly.
3873 (atomic_add<SWI>, atomic<any_logic><SWI>): Similarly.
3874 (atomic_sub<SWI>): Similarly. Use x86_maybe_negate_const_int.
3875 (sync_lock_test_and_set<SWI>): Merge with ...
3876 (atomic_exchange<SWI>): ... this.
3878 2011-11-6 Richard Guenther <rguenther@suse.de>
3880 * ipa-prop.c (ipa_modify_call_arguments): Re-compute inlinable flag.
3882 2011-11-06 Ira Rosen <ira.rosen@linaro.org>
3884 * tree-vectorizer.h (vectorizable_condition): Add argument.
3885 * tree-vect-loop.c (vectorizable_reduction): Fail for condition
3886 in SLP. Update calls to vectorizable_condition.
3887 * tree-vect-stmts.c (vect_is_simple_cond): Add basic block info to
3888 the arguments. Pass it to vect_is_simple_use_1.
3889 (vectorizable_condition): Add slp_node to the arguments. Support
3890 vectorization of basic blocks. Fail for reduction in SLP. Update
3891 calls to vect_is_simple_cond and vect_is_simple_use. Support SLP:
3892 call vect_get_slp_defs to get vector operands.
3893 (vect_analyze_stmt): Update calls to vectorizable_condition.
3894 (vect_transform_stmt): Likewise.
3895 * tree-vect-slp.c (vect_create_new_slp_node): Handle COND_EXPR.
3896 (vect_get_and_check_slp_defs): Handle COND_EXPR. Allow pattern
3898 (vect_build_slp_tree): Handle COND_EXPR.
3899 (vect_analyze_slp_instance): Push pattern statements to root node.
3900 (vect_get_constant_vectors): Fix comments. Handle COND_EXPR.
3902 2011-11-05 David S. Miller <davem@davemloft.net>
3904 * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): New unspec.
3905 (zero-extend_v8qi_vis, zero_extend_v4hi_vis): New expanders.
3906 (*zero_extend_v8qi_<P:mode>_insn,
3907 *zero_extend_v4hi_<P:mode>_insn): New insns.
3908 * config/sparc/sparc.c (vector_init_move_words,
3909 vector_init_prepare_elts, sparc_expand_vector_init_vis2,
3910 sparc_expand_vector_init_vis1): New functions.
3911 (vector_init_bshuffle): Rewrite to handle more cases and make use
3912 of locs[] array prepared by vector_init_prepare_elts.
3913 (vector_init_fpmerge, vector_init_faligndata): Delete.
3914 (sparc_expand_vector_init): Rewrite using new infrastructure.
3916 2011-11-05 Joern Rennecke <joern.rennecke@embecosm.com>
3918 * config.gcc (epiphany-*-*): New architecture.
3919 (epiphany-*-elf): New configuration.
3920 * config/epiphany, common/config/epiphany : New directories.
3921 * doc/extend.texi (disinterrupt attribute): Add Epiphany.
3922 (interrupt attribute): Add Epiphany.
3923 (long_call, short_call attribute): Add Epiphany.
3924 * doc/invoke.texi (Options): Add Epiphany options.
3925 * doc/md.texi (Machine Constraints): Add Epiphany constraints.
3926 * doc/install.texi (Options specification):
3927 Add --with-stack-offset=@var{num} description.
3928 (host/target specific issues): Add epiphany-*-elf.
3929 * doc/contrib.texi (Contributors): Mention Epiphany port.
3931 2011-11-05 Jakub Jelinek <jakub@redhat.com>
3933 PR tree-optimization/50693
3934 * tree-cfg.c (gimple_can_merge_blocks_p): Allow merging with
3935 non-forced user labels.
3936 (gimple_merge_blocks): Turn non-forced user labels into
3937 debug bind stmt with the label as first operand and reset value.
3938 (gimple_duplicate_bb): Don't duplicate label debug stmts.
3939 * dwarf2out.c (gen_label_die): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
3940 * final.c (final_scan_insn): Likewise.
3941 (rest_of_clean_state): Don't dump NOTE_INSN_DELETED_DEBUG_LABEL.
3942 * var-tracking.c (debug_label_num): New variable.
3943 (delete_debug_insns): Don't delete DEBUG_INSNs for LABEL_DECLs,
3944 instead turn them into NOTE_INSN_DELETED_DEBUG_LABEL notes.
3945 * cfglayout.c (skip_insns_after_block, duplicate_insn_chain): Handle
3946 NOTE_INSN_DELETED_DEBUG_LABEL.
3947 (duplicate_insn_chain): Don't duplicate LABEL_DECL DEBUG_INSNs.
3948 * insn-notes.def (DELETED_DEBUG_LABEL): New note kind.
3949 * print-rtl.c (print_rtx): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
3950 * gengtype.c (adjust_field_rtx_def): Likewise.
3951 * config/i386/i386.c (ix86_output_function_epilogue): For MachO
3952 clear CODE_LABEL_NUMBER of NOTE_INSN_DELETED_DEBUG_LABEL
3953 if their are at the end of function and nop hasn't been emitted.
3954 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Likewise.
3956 2011-11-05 Georg-Johann Lay <avr@gjlay.de>
3958 PR rtl-optimization/50448
3959 * cprop.c (try_replace_reg): Also try to replace uses of FROM that
3962 2011-11-05 Peter Dufault <dufault@hda.com>,
3963 Sebastian Huber <sebastian.huber@embedded-brains.de>
3965 * config/rs6000/rtems.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3966 Extend rs6000_spe handling.
3968 2011-11-05 Ralf Corsépius <ralf.corsepius@rtems.org>
3970 * config/rs6000/t-rtems: Add -mcpu=8540/-mfloat-gprs=double multilib.
3971 Remove -mcpu=601 multilib.
3972 Remove -Dmpc8260 multilib.
3973 * config/rs6000/rtems.h: Allow --float-gprs=... to override grps
3976 2011-11-05 Quentin Neill <quentin.neill@amd.com>
3978 Piledriver f16cintrin.h fix.
3979 * config/i386/f16cintrin.h: Contents moved from immintrin.h.
3980 * config/i386/immintrin.h: Include f16cintrin.h.
3981 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add f16cintrin.h.
3984 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
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