1 2011-12-12 Iain Sandoe <iains@gcc.gnu.org>
3 * config/darwin-sections.def (zobj_const_data_section): Fix over-
6 2011-12-11 Richard Henderson <rth@redhat.com>
8 * config/rs6000/rs6000.c (rs6000_expand_interleave): Use
9 BYTES_BIG_ENDIAN, not TARGET_BIG_ENDIAN.
11 2011-12-11 Jakub Jelinek <jakub@redhat.com>
13 PR tree-optimization/51485
14 * tree-vect-data-refs.c (vect_analyze_data_refs): Give up on
17 2011-12-11 Patrick Marlier <patrick.marlier@gmail.com>
19 * trans-mem.c (ipa_tm_transform_calls_redirect): Do not remove
22 2011-12-10 Richard Henderson <rth@redhat.com>
24 * config/rs6000/altivec.md (altivec_vmrghb): Rewrite pattern as
25 vec_select + vec_concat.
26 (altivec_vmrghh, altivec_vmrghw, altivec_vmrghsf, altivec_vmrglb,
27 altivec_vmrglh, altivec_vmrglw, altivec_vmrglsf): Likewise.
28 (vec_perm_constv16qi): New.
29 (vec_extract_evenv4si, vec_extract_evenv4sf, vpkuhum_nomode,
30 vpkuwum_nomode, vec_extract_oddv8hi, vec_extract_oddv16qi,
31 vec_interleave_high<VI>, vec_interleave_low<VI>): Remove.
32 * config/rs6000/paired.md (paired_merge00): Rewrite pattern as
33 vec_select + vec_concat.
34 (paired_merge10, paired_merge01, paired_merge11): Likewise.
35 (vec_perm_constv2sf): New.
36 (vec_interleave_highv2sf, vec_interleave_lowv2sf,
37 vec_extract_evenv2sf, vec_extract_oddv2sf): Remove.
38 * config/rs6000/spe.md (spe_evmergehi): Rewrite pattern as
39 vec_select + vec_concat.
40 (spe_evmergehilo, spe_evmergelo, spe_evmergelohi): New.
41 (vec_perm_constv2si): New.
42 * config/rs6000/vector.md (vec_interleave_highv4sf,
43 vec_interleave_lowv4sf, vec_interleave_high<VEC_64>,
44 vec_interleave_low<VEC_64>): Remove.
45 * config/rs6000/vsx.md (VS_double): New mode attribute.
46 (UNSPEC_VSX_XXPERMDI): Remove.
47 (vsx_xxpermdi_<VSX_L>_1): Rewrite pattern as vec_select + vec_concat.
48 (vsx_xxmrghw_<VSX_W>, vsx_xxmrglw_<VSX_W>): Likewise.
49 (vsx_xxpermdi_<VSX_L>): Change to expander.
50 (vec_perm_const<VSX_D>): New.
51 (vsx_mergel_<VSX_D>, vsx_mergeh_<VSX_D>): New.
52 * config/rs6000/predicates.md (const_0_to_1_operand): New.
53 (const_2_to_3_operand): New.
54 * config/rs6000/rs6000.c (TARGET_VECTORIZE_VEC_PERM_CONST_OK): New.
55 (altivec_expand_vec_perm_const): New.
56 (rs6000_expand_vec_perm_const_1, rs6000_expand_vec_perm_const): New.
57 (rs6000_vectorize_vec_perm_const_ok): New.
58 (rs6000_do_expand_vec_perm): New.
59 (rs6000_expand_extract_even, rs6000_expand_interleave): New.
60 * config/rs6000/rs6000-builtin.def (VEC_MERGE*): Update rtx codes.
61 * config/rs6000/rs6000-modes.def: Add double-wide vector modes.
62 * config/rs6000/rs6000-protos.h: Update.
64 2011-12-10 Richard Henderson <rth@redhat.com>
66 * expr.c (expand_expr_real_2) [VEC_PERM_EXPR]: Avoid passing a
67 CONST_INT to expand_vec_perm as the selector.
68 * optabs.c (expand_vec_perm): Assert the selector is of a proper mode.
70 2011-12-10 Richard Henderson <rth@redhat.com>
72 * genmodes.c (struct mode_data): Remove wider_2x member.
73 (blank_mode): Adjust initializer.
74 (calc_wider_mode): Use XALLOCAVEC.
75 (emit_move_wider): Select double-width same-element vectors for
77 * machmode.h (GET_MODE_2XWIDER_MODE): Update documentation.
78 * config/i386/i386.c (doublesize_vector_mode): Remove.
79 (expand_vselect_vconcat): Use GET_MODE_2XWIDER_MODE instead.
81 2011-12-10 Joern Rennecke <joern.rennecke@embecosm.com>
83 * config/epiphany/epiphany.h (USE_LOAD_POST_INCREMENT): Define.
84 (USE_LOAD_POST_DECREMENT, USE_STORE_POST_INCREMENT): Likewise.
85 (USE_STORE_POST_DECREMENT): Likewise.
87 * config/epiphany/epiphany.h (EPIPHANY_RETURN_REGNO): New macro,
89 (INCOMING_RETURN_ADDR_RTX) .. this. Use EPIPHANY_RETURN_REGNO.
90 (DWARF_FRAME_RETURN_COLUMN): New macro.
92 * config/epiphany/epiphany-protos.h (epiphany_start_function): Declare.
93 * config/epiphany/epiphany.c (epiphany_handle_interrupt_attribute):
94 Split "timer" value into "timer0" and "timer1".
95 Handle page_miss, message and wand. Don't handle static_flag.
97 (epiphany_start_function): New function.
98 (epiphany_compute_function_type): Split "timer" value into "timer0"
99 and "timer1". Handle page_miss, message and wand.
100 Don't handle static_flag.
101 (epiphany_expand_epilogue): Don't use frame_insn for status / iret
103 * config/epiphany/epiphany.h: ASM_DECLARE_FUNCTION_NAME: Define.
104 (enum epiphany_function_type):
105 Split EPIPHANY_FUNCTION_TIMER value into EPIPHANY_FUNCTION_TIMER0
106 and EPIPHANY_FUNCTION_TIMER1.
107 Remove EPIPHANY_FUNCTION_ILINK1 and EPIPHANY_FUNCTION_ILINK2 values.
108 Add EPIPHANY_FUNCTION_PAGE_MISS and EPIPHANY_FUNCTION_MESSAGE values.
109 Rename EPIPHANY_FUNCTION_STATIC_FLAG to EPIPHANY_FUNCTION_WAND.
111 2011-12-10 Nathan Sidwell <nathan@acm.org>
113 PR gcov-profile/51449
114 * coverage.c (coverage_end_function): Always process the coverage
117 2011-12-09 Aldy Hernandez <aldyh@redhat.com>
120 * tree.c (build_common_builtin_nodes): Do not use TM_PURE
121 attribute unless language has support for TM.
122 * config/i386/i386.c (ix86_init_tm_builtins): Exit gracefully in
123 the absence of TM builtins.
125 2011-12-09 Eric Botcazou <ebotcazou@adacore.com>
127 * gimple-fold.c (gimple_fold_stmt_to_constant_1) <GIMPLE_UNARY_RHS>:
128 Also check the TYPE_MODE to recognize useless pointer conversions.
130 2011-12-09 Jakub Jelinek <jakub@redhat.com>
132 PR tree-optimization/51117
133 * tree-eh.c (optimize_clobbers): Don't remove just one
134 clobber, but all consecutive clobbers before RESX.
135 Use gimple_clobber_p predicate.
137 2011-12-09 Michael Meissner <meissner@the-meissners.org>
139 * config/rs6000/rs6000.c (altivec_expand_builtin): Call
140 expand_call to return a valid funciton instead of return
141 cosnt0_rtx/NULL_RTX if there was an error with the builtin.
142 (altivec_expand_ld_builtin): Ditto.
143 (rs6000_inner_target_options): If VSX is selected as a target
144 attribute or pragma, enable ALTIVEC also.
145 (rs6000_pragma_target_parse): Call rs6000_option_override_internal
146 to do all of the standard processing when switching options,
147 including redefining appropriate macros.
149 PR rtl-optimization/51469
150 * varasm.c (default_binds_local_p_1): If the symbol is a gnu
151 indirect function, mark the symbol as non-local.
153 2011-12-09 H.J. Lu <hongjiu.lu@intel.com>
156 * Makefile.in (errors.o): Restored.
158 2011-12-09 Richard Guenther <rguenther@suse.de>
161 * tree.c (free_lang_data_in_decl): Remove freeing conditional
164 2011-12-09 Joern Rennecke <joern.rennecke@embecosm.com>
167 * emit-rtl.c (set_dst_reg_note): New function.
168 * rtl.h (set_dst_reg_note): Declare.
169 * optabs.c (expand_binop, expand_absneg_bit): Use set_dst_reg_note.
170 (emit_libcall_block, expand_fix): Likewise.
171 * function.c (assign_parm_setup_reg, expand_function_start): Likewise.
172 * expmed.c (expand_mult_const, expand_divmod): Likewise.
173 * reload1.c (gen_reload): Likewise.
175 * dse.c (get_stored_val, get_call_args): Use gen_int_mode.
176 * expmed.c (expand_divmod): Likewise.
177 * combine.c (simplify_if_then_else): Likewise.
179 2011-12-09 Kai Tietz <ktietz@redhat.com>
181 * ira-color.c (print_hard_regs_subforest): Use
182 HOST_WIDEST_INT_PRINT_DEC instead of %lld.
183 (allocno_hard_regs): Change type of cost member
185 (add_allocno_hard_regs): Change type of argument cost
187 * ira-conflict.c (build_conflict_bit_table): Replace use
188 of long-long by HOST_WIDEST_INT.
190 2011-12-09 Georg-Johann Lay <avr@gjlay.de>
193 * config/avr/avr.md (config/avr/avr.md, *sbix_branch_tmp): Use
194 zero_extract:QIHI instead of zero_extract:HI.
196 2011-12-09 Jakub Jelinek <jakub@redhat.com>
197 Andrew Pinski <apinski@cavium.com>
199 PR tree-optimization/51117
200 * tree-eh.c (optimize_clobbers): New function.
201 (execute_lower_eh_dispatch): Call it.
203 2011-12-09 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/51482
206 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
207 Make sure to only create REAL_TYPE and INTEGER_TYPE component
210 2011-12-09 Kai Tietz <ktietz@redhat.com>
212 * implicit-zee.c (num_realized): Change type to long.
213 (num_ze_opportunities): Likewise.
215 2011-12-08 Andrew Pinski <apinski@cavium.com>
217 * config/mips/mips-cpus.def (octeon+): New CPU.
218 * config/mips/mips-tables.opt: Regenerate.
219 * config/mips/mips.h (MIPS_CPP_SET_PROCESSOR): Emit '+' as 'P'.
221 2011-12-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
224 * tree-ssa-dom.c (enum expr_kind): Add EXPR_PHI.
225 (struct hashable_expr): Add struct phi field.
226 (initialize_hash_element): Handle phis; change to use XCNEWVEC.
227 (hashable_expr_equal_p): Handle phis.
228 (iterative_hash_hashable_expr): Likewise.
229 (print_expr_hash_elt): Likewise.
230 (free_expr_hash_elt): Likewise.
231 (dom_opt_enter_block): Create equivalences from redundant phis.
232 (eliminate_redundant_computations): Handle redundant phis.
233 (lookup_avail_expr): Handle phis.
235 2011-12-08 Jakub Jelinek <jakub@redhat.com>
237 PR tree-optimization/51466
238 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also copy
241 2011-12-08 Richard Guenther <rguenther@suse.de>
243 * tree-ssa-operands.c (add_stmt_operand): Do not mark stmts
244 volatile when processing operands of an ADDR_EXPR.
245 (get_indirect_ref_operands): Likewise.
246 (get_tmr_operands): Likewise.
247 (get_expr_operands): Likewise.
249 2011-12-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
252 * config/s390/s390.c (s390_mainpool_finish): Emit the jump over
253 the literal pool as jump insn.
255 2011-12-08 Richard Guenther <rguenther@suse.de>
257 PR tree-optimization/49772
258 * tree-inline.c (optimize_inline_calls): Remove bail out
261 2011-12-08 Richard Guenther <rguenther@suse.de>
264 * lto-streamer-out.c (produce_symtab): Remove asserts.
266 2011-12-08 Richard Guenther <rguenther@suse.de>
269 * lto-streamer-out.c (tree_is_indexable): Localize variably
270 modified types and their FIELD_DECLs.
272 2011-12-08 Eric Botcazou <ebotcazou@adacore.com>
274 PR tree-optimization/51315
275 * tree.h (get_object_or_type_alignment): Declare.
276 * expr.c (get_object_or_type_alignment): Move to...
277 * builtins.c (get_object_or_type_alignment): ...here. Add assertion.
278 * tree-sra.c (tree_non_mode_aligned_mem_p): Rename to...
279 (tree_non_aligned_mem_p): ...this. Add ALIGN parameter. Look into
280 MEM_REFs and use get_object_or_type_alignment for them.
281 (build_accesses_from_assign): Adjust for above change.
282 (access_precludes_ipa_sra_p): Likewise.
284 2011-12-08 Richard Guenther <rguenther@suse.de>
287 * lto-streamer-out.c (tree_is_indexable): Exclude block-local
290 2011-12-07 Andrew Pinski <apinski@cavium.com>
293 * expr.c (do_store_flag): Rewrite code that looks for BIT_AND_EXPR for
296 2011-12-07 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/50823
299 * ipa-inline.c (edge_badness): Do not account for the number of
302 2011-12-07 Martin Jambor <mjambor@suse.cz>
304 PR tree-optimization/50744
305 * ipa-cp.c (good_cloning_opportunity_p): Assert size_cost is positive,
306 compute evaluation in HOST_WIDEST_INT.
307 (safe_add): New function
308 (propagate_effects): Use safe_add to accumulate effects.
310 2011-12-06 Joel Sherrill <joel.sherrill@oarcorp.com>
312 * config/rs6000/rtems.h: Switch to using global_options_set
313 in SUBSUBTARGET_OVERRIDE_OPTIONS.
315 2011-12-06 David S. Miller <davem@davemloft.net>
317 * config/sparc/visintrin.h: Add appropriate __VIS__ cpp protection.
319 2011-12-06 Georg-Johann Lay <avr@gjlay.de>
321 * config/avr/avr.c (avr_file_start): Fix missing ,
323 2011-12-06 Jakub Jelinek <jakub@redhat.com>
326 * config/i386/i386.c (ix86_emit_leave): Call ix86_add_cfa_restore_note
329 2011-12-06 Georg-Johann Lay <avr@gjlay.de>
331 Forward-port from gcc-4_6-branch r181936 2011-12-02.
332 * config/avr/avr-mcus.def (avr_mcu_types): ATtiny4313 and
333 AT86RF401 have a 16-bit SP (their manual is bogus).
335 2011-12-06 Georg-Johann Lay <avr@gjlay.de>
337 Forward-port from gcc-4_6-branch r181936 2011-12-02.
340 * config/avr/avr.md (movhi_sp_r): Set insn condition to
342 * config/avr/avr.c (output_movhi): Use "clr%B0" instead of "in
343 %B0,__SP_H__" if AVR_HAVE_8BIT_SP.
344 (avr_file_start): Only print "__SP_H__ = 0x3e" if !AVR_HAVE_8BIT_SP.
346 2011-12-06 Georg-Johann Lay <avr@gjlay.de>
350 * config/avr/avr.h (ADDR_SPACE_PGM, ADDR_SPACE_PGM1,
351 ADDR_SPACE_PGM2, ADDR_SPACE_PGM3, ADDR_SPACE_PGM4,
352 ADDR_SPACE_PGM5, ADDR_SPACE_PGMX): Write as enum.
353 (avr_addrspace_t): New typedef.
354 (avr_addrspace): New declaration.
355 * config/avr/avr-c.c (avr_toupper): New static function.
356 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Use
357 avr_addrspace to get address space information.
358 * config/avr/avr.c (avr_addrspace): New variable.
359 (avr_out_lpm, avr_pgm_check_var_decl, avr_insert_attributes,
360 avr_asm_named_section, avr_section_type_flags,
361 avr_asm_select_section, avr_addr_space_address_mode,
362 avr_addr_space_convert, avr_emit_movmemhi): Use it.
363 (avr_addr_space_pointer_mode): Forward to avr_addr_space_address_mode.
364 (avr_pgm_segment): Remove.
366 2011-12-06 Richard Guenther <rguenther@suse.de>
369 * varasm.c (assemble_alias): Move DECL_EXTERNAL implementation
370 quirk adjustjment ...
371 * passes.c (rest_of_decl_compilation): ... here.
373 2011-12-06 Richard Guenther <rguenther@suse.de>
376 * gimple-fold.c (gimplify_and_update_call_from_tree): Guard
377 vdef check for the fact we do not have virtual operands when
380 2011-12-06 Richard Guenther <rguenther@suse.de>
382 PR tree-optimization/51245
383 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
385 (vn_reference_lookup_3): Use it. Properly valueize all refs
388 2011-12-06 Iain Sandoe <iains@gcc.gnu.org>
390 * config/rs6000/rs6000.c (darwin_rs6000_override_options): Initialize
393 2011-12-06 Richard Guenther <rguenther@suse.de>
395 PR tree-optimization/51363
396 * gimple.c (gimple_rhs_has_side_effects): Remove.
397 * gimple.h (gimple_rhs_has_side_effects): Likewise.
398 * tree-ssa-dom.c (optimize_stmt): Simplify conditional.
400 2011-12-06 Alan Modra <amodra@gmail.com>
403 * config/rs6000/rs6000.c (rs6000_emit_prologue <TARGET_SPE_ABI>):
404 Do not mark r11 setup as frame-related. Pass correct offset to
405 rs6000_emit_savres_rtx. Correct out-of-line rs6000_frame_related
406 arguments. Correct sp_offset. Remove "offset" fudge from
407 in-line rs6000_frame_related call. Rename misleading variable.
408 Fix comments and whitespace. Tidy some expressions.
409 (rs6000_emit_epilogue <TARGET_SPE_ABI>): Always set frame_reg_rtx
410 to r11 in out-of-line case. Correct sp_offset. Pass correct
411 offset to rs6000_emit_savres_rtx. Rename misleading variable.
412 Fix comments and whitespace. Tidy some expressions.
413 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Add sp_offset
414 adjustment when !saving_GPRs_inline. Correct register mode
415 used in address calcs.
416 (rs6000_emit_epilogue <non-TARGET_SPE_ABI>): Similarly when
417 !restoring_GPRs_inline.
419 2011-12-06 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
421 * config/arm/vfp.md (*combine_vcvt_f64_<FCVTI32typename>): Fix
422 formatting character for vmov.f64 case.
424 2011-12-05 Jakub Jelinek <jakub@redhat.com>
426 PR tree-optimization/51396
427 * tree-ssa-math-opts.c (convert_mult_to_fma): Don't optimize
428 if MUL_RESULT has zero uses.
431 * c-decl.c (pop_scope): Don't add DECL_EXTERNAL decls
432 for debug info if scope is file_scope.
435 * c-decl.c (c_finish_incomplete_decl, finish_decl): Call
436 relayout_decl instead of layout_decl.
438 2011-12-05 Richard Sandiford <rdsandiford@googlemail.com>
440 * resource.c (init_resource_info): Only consider EXIT_IGNORE_STACK
441 if there is in epilogue.
443 2011-12-05 Richard Sandiford <rdsandiford@googlemail.com>
445 * optabs.c (maybe_emit_sync_lock_test_and_set): Pass a null target
446 to emit_library_call_value.
447 (expand_atomic_compare_and_swap): Likewise.
449 2011-12-05 Vladimir Makarov <vmakarov@redhat.com>
452 * ira-int.h (struct ira_object): Remove add_data.
453 (OBJECT_ADD_DATA): Remove.
455 * ira-build.c (ira_create_object): Remove OBJECT_ADD_DATA
458 * ira-color.c (object_hard_regs_t, object_hard_regs): Rename to
459 allocno_hard_regs_t, allocno_hard_regs.
460 (object_hard_regs_node_t, object_hard_regs_node): Rename to
461 allocno_hard_regs_node_t and allocno_hard_regs_node.
462 (struct allocno_color_data): Add new member last_process. Move
463 profitable_hard_regs, hard_regs_node, and hard_regs_subnodes_start
464 from object_color_data.
465 (object_color_data_t, object_color_data, OBJECT_COLOR_DATA):
467 (curr_allocno_process): New static variable.
468 (object_hard_regs_eq, object_hard_regs_htab): Rename to
469 allocno_hard_regs_eq and allocno_hard_regs_htab.
470 (init_object_hard_regs, finish_object_hard_regs): Rename to
471 init_allocno_hard_regs and finish_allocno_hard_regs.
472 (object_hard_regs_compare, object_hard_regs_node_t): Rename to
473 allocno_hard_regs_compare and allocno_hard_regs_node_t.
474 (create_new_object_hard_regs_node): Rename to
475 create_new_allocno_hard_regs_node.
476 (add_new_object_hard_regs_node_to_forest): Rename to
477 add_new_allocno_hard_regs_node_to_forest.
478 (add_object_hard_regs_to_forest, collect_object_hard_regs_cover):
479 Rename to add_allocno_hard_regs_to_forest and collect_allocno_hard_regs_cover.
480 (setup_object_hard_regs_nodes_parent): Rename to setup_allocno_hard_regs_nodes_parent.
481 (remove_unused_object_hard_regs_nodes): Rename to remove_unused_allocno_hard_regs_nodes.
482 (enumerate_object_hard_regs_nodes, object_hard_regs_nodes_num):
483 Rename to enumerate_allocno_hard_regs_nodes and allocno_hard_regs_nodes_num.
484 (object_hard_regs_nodes, object_hard_regs_subnode_t): Rename to
485 allocno_hard_regs_nodes and allocno_hard_regs_subnode_t.
486 (object_hard_regs_subnode, object_hard_regs_subnodes): Rename to
487 allocno_hard_regs_subnode and allocno_hard_regs_subnodes.
488 (object_hard_regs_subnode_index): Rename to allocno_hard_regs_subnode_index.
489 (setup_object_hard_regs_subnode_index): Rename to
490 setup_allocno_hard_regs_subnode_index.
491 (get_object_hard_regs_subnodes_num): Rename to get_allocno_hard_regs_subnodes_num.
492 (form_object_hard_regs_nodes_forest): Rename to form_allocno_hard_regs_nodes_forest.
493 (finish_object_hard_regs_nodes_tree): Rename to form_allocno_hard_regs_nodes_forest
494 (finish_object_hard_regs_nodes_forest): Rename to
495 finish_allocno_hard_regs_nodes_forest.
496 (setup_left_conflict_sizes_p): Use allocno data instead of object
497 ones. Process conflict allocnos once.
498 (update_left_conflict_sizes_p): Use allocno data instead of object
499 ones. Change prototype signature.
500 (empty_profitable_hard_regs): Use allocno data instead of object
502 (setup_profitable_hard_regs): Ditto.
503 (get_conflict_profitable_regs): Rename to
504 get_conflict_and_start_profitable_regs. Use allocno data for
505 profitable regs calculation.
506 (check_hard_reg_p): Change prototype signature. Check profitable
507 regs for allocno not the objects.
508 (assign_hard_reg): Process conflict allocnos only once for
509 updating conflict costs.
510 (setup_allocno_available_regs_num): Use allocno data instead of
511 object ones. Modify debug output.
512 (color_pass): Remove initialization and finalization of object
515 2011-12-05 Kazu Hirata <kazu@codesourcery.com>
518 * config/arm/arm.md (*minmax_arithsi): Always require the else
519 clause in the MINUS case.
521 2011-12-05 Richard Guenther <rguenther@suse.de>
523 PR tree-optimization/50904
524 * tree-ssa-loop-im.c (struct mem_ref): Remove vops member.
525 (MEM_ANALYZABLE): New.
526 (memory_references): Remove clobbered_vops and vop_ref_map
527 members, add all_refs_stored_in_loop member.
528 (memref_free): Adjust.
529 (mem_ref_alloc): Likewise.
530 (gather_mem_refs_stmt): Do not record clobbers, instead
531 record refs for unanalyzable stmts.
532 (gather_mem_refs_in_loops): Do not propagate clobbers.
533 (struct vop_to_refs_elt, vtoe_hash, vtoe_eq, vtoe_free,
534 record_vop_access, get_vop_accesses, get_vop_stores,
535 add_vop_ref_mapping): Remove.
536 (create_vop_ref_mapping_loop): Adjust to simply record all
538 (analyze_memory_references): Adjust.
539 (refs_independent_p): Check for not analyzable refs.
540 (can_sm_ref_p): Likewise.
541 (ref_indep_loop_p_1): Simplify.
542 (tree_ssa_lim_finalize): Adjust.
544 * tree-ssa-loop-im.c (stmt_cost): Simplify, use LIM_EXPENSIVE
545 rather than magic constants. Assign zero cost to PAREN_EXPR
546 and SSA_NAME copies. Assign cost proportional to the vector
547 size for vector constructors.
549 2011-12-05 Richard Guenther <rguenther@suse.de>
551 * tree-ssa-alias.h (struct ao_ref_s): Add volatile_p field.
552 * tree-ssa-alias.c (ao_ref_init): Initialize it.
553 (ao_ref_init_from_ptr_and_size): Likewise.
554 (refs_may_alias_p_1): Two volatile accesses conflict.
555 (ref_maybe_used_by_call_p_1): Likewise.
556 (call_may_clobber_ref_p_1): Likewise.
557 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Initialize
560 2011-12-05 Richard Guenther <rguenther@suse.de>
562 * tree-ssa.c (verify_ssa): Verify SSA names in the loop
563 over all SSA names. Remove SSA operand checking, call
565 * tree-ssa-operands.h (verify_ssa_operands): Declare.
566 * tree-ssa-operands.c (verify_ssa_operands): New function.
568 2011-12-05 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
570 * config/arm/arm.c (vfp3_const_double_for_fract_bits): Define.
571 * config/arm/arm-protos.h (vfp3_const_double_for_fract_bits): Declare.
572 * config/arm/constraints.md ("Dt"): New constraint.
573 * config/arm/predicates.md
574 (const_double_vcvt_power_of_two_reciprocal): New.
575 * config/arm/vfp.md (FCVTI32typename): New.
576 (FCVT): New iterator.
577 (*combine_vcvt_f32_<FCVTI32typename>): New.
578 (*combine_vcvt_f64_<FCVTI32typename>): New.
580 2011-12-05 Richard Guenther <rguenther@suse.de>
582 * cgraph.c (cgraph_create_edge_1): Initialize
583 call_stmt_cannot_inline_p from the stmt if possible.
584 (cgraph_make_edge_direct): Likewise.
585 * gimple-streamer-in.c (input_gimple_stmt): Do not
586 call gimple_call_set_cannot_inline.
587 * gimple.h (enum gf_mask): Remove GF_CALL_CANNOT_INLINE, shift
589 (gimple_call_set_cannot_inline): Remove.
590 (gimple_call_cannot_inline_p): Likewise.
591 * ipa-inline-analysis.c (initialize_inline_failed): Look
592 at the edge call_stmt_cannot_inline_p flag.
593 * ipa-inline.c (can_inline_edge_p): Likewise.
594 (early_inliner): Only update the edge flag.
595 * ipa-prop.c (update_indirect_edges_after_inlining): Likewise.
596 (ipa_modify_call_arguments): Do not call gimple_call_set_cannot_inline.
597 * cgraphunit.c (assemble_thunk): Likewise.
598 * gimple-fold.c (gimple_fold_call): Likewise.
600 * tree.h (CALL_CANNOT_INLINE_P): Remove.
601 * tree-mudflap.c (mf_xform_statements): Do not modify alloca calls.
602 * builtins.c (expand_builtin_alloca): With -fmudflap do not expand
604 * cfgexpand.c (expand_call_stmt): Do not set CALL_CANNOT_INLINE_P.
605 * gimple.c (gimple_build_call_from_tree): Do not read
606 CALL_CANNOT_INLINE_P.
607 * gimplify.c (gimplify_call_expr): Do not copy CALL_CANNOT_INLINE_P.
609 2011-12-05 Jakub Jelinek <jakub@redhat.com>
610 Eric Botcazou <ebotcazou@adacore.com>
614 * calls.c (internal_arg_pointer_exp_state): New variable.
615 (internal_arg_pointer_based_exp_1,
616 internal_arg_pointer_exp_scan): New functions.
617 (internal_arg_pointer_based_exp): New function.
618 (mem_overlaps_already_clobbered_arg_p): Use it.
619 (expand_call): Free internal_arg_pointer_exp_state.cache vector
620 and clear internal_arg_pointer_exp_state.scan_start.
622 2011-12-04 Kaz Kojima <kkojima@gcc.gnu.org>
624 * config/sh/linux.h (TARGET_DEFAULT): Add MASK_SOFT_ATOMIC.
625 * config/sh/sync.md: New file.
626 * config/sh/sh.md: Include sync.md.
627 * config/sh/sh.opt (msoft-atomic): New option.
628 * doc/invoke.texi (SH Options): Document it.
630 2011-12-04 Nathan Sidwell <nathan@acm.org>
632 * gcov-io.h (struct gcov_info): Replace trailing array with
634 * profile.c (branch_prob): Only call renamed
635 coverage_begin_function once.
636 * coverage.h (coverage_begin_output): Rename to ...
637 (coverage_begin_function): ... here.
638 * coverage.c (struct function_list): Rename to ...
639 (struct coverage_data): ... this. Update all uses.
640 (gcov_info_var, gcov_fn_info_type, gcov_fn_info_ptr_type): New
642 (bbg_file_opened, bbg_function_announced): Remove.
643 (get_coverage_counts): Adjust message.
644 (coverage_begin_ouput): Rename to ...
645 (coverage_begin_function): ... here. Move file opening to
646 coverage_init. Adjust for being called only once.
647 (coverage_end_function): Remove bbg file and inhibit further
648 output here on error.
649 (build_info_type): Adjust for change to pointer to array.
650 (build_info): Receive array of function pointers and adjust.
651 (create_coverage): Break into ...
652 (coverage_obj_init, coverage_obj_fn, coverage_obj_finish):
653 ... these, and adjust.
654 (coverage_init): Open the notes file here. Tidy.
655 (coverage_finish): Call coverage_obj_init etc.
657 2011-12-04 Ira Rosen <ira.rosen@linaro.org>
660 * tree-vect-loop.c (vect_create_epilog_for_reduction): Create exit
661 phi nodes for outer loop in case of double reduction.
663 2011-12-04 Jérémie Detrey <Jeremie.Detrey@loria.fr>
666 * config/i386/avxintrin.h (_mm256_insert_epi64): Declare second
667 parameter as long long.
669 2011-12-04 Richard Sandiford <rdsandiford@googlemail.com>
672 * optabs.c (init_sync_libfuncs): Use "or" rather than "ior"
673 in the external names.
675 2011-12-03 Jack Howarth <howarth@bromo.med.uc.edu>
677 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Pass -no_pie for
678 non-PIC code when targeting 10.7 or later.
680 2011-12-03 Iain Sandoe <iains@gcc.gnu.org>
682 * config/darwin.h (STARTFILE_SPEC): Do not use -lbundle1.o when
684 (DARWIN_DYLIB1_SPEC): Do not use -ldylib1.10.5.o when Darwin >= 10.
685 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10.
687 2011-12-03 Jakub Jelinek <jakub@redhat.com>
689 * fold-const.c (fold_unary_loc): Fold VEC_UNPACK_LO_EXPR,
690 VEC_UNPACK_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
691 VEC_UNPACK_FLOAT_HI_EXPR with VECTOR_CST argument.
692 (fold_binary_loc): Fold VEC_PACK_TRUNC_EXPR,
693 VEC_PACK_FIX_TRUNC_EXPR, VEC_WIDEN_MULT_LO_EXPR
694 and VEC_WIDEN_MULT_HI_EXPR with VECTOR_CST arguments.
697 * tree-ssa.c (target_for_debug_bind): Also allow is_gimple_reg_type
698 vars that aren't referenced.
699 (tree-ssa-live.c (remove_unused_locals): Don't clear TREE_ADDRESSABLE
700 of unreferenced local vars.
701 * cfgexpand.c (expand_debug_expr): For DEBUG_IMPLICIT_PTR allow also
702 TREE_ADDRESSABLE vars that satisfy target_for_debug_bind.
704 2011-12-03 Anatoly Sokolov <aesok@post.ru>
706 * config/arm/arm.h (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove.
707 * config/arm/arm-protos.h (aapcs_libcall_value): Remove.
708 * config/arm/arm.c (TARGET_FUNCTION_VALUE_REGNO_P): Define.
709 (arm_libcall_value_1, arm_function_value_regno_p): New function.
710 (arm_function_value, arm_libcall_value): Use arm_libcall_value_1.
711 (aapcs_libcall_value): Make static.
712 (arm_libcall_value): Add static qualifier.
714 2011-12-02 Jakub Jelinek <jakub@redhat.com>
717 * config/i386/sse.md (mul<mode>3 with VI1_AVX2 iterator): For
718 V32QImode use { 0,2,..,14,32,34,..,46,16,18,..,30,48,50,..,62 }
719 permutation instead of extract even permutation.
721 2011-12-02 Nathan Sidwell <nathan@acm.org>
723 * gcov.c (struct arc_info): Add is_throw field.
724 (struct (block_info): Add exceptional field, reduce flags size to
726 (struct function_info): Add has_catch field.
727 (struct line_info): Add unexceptional field.
728 (process_file): Call find_exception_blocks if necessary.
729 (read_graph_file): Adjust. Note if an exceptional edge is seen.
730 (find_exception_blocks): New.
731 (add_line_counts): Set line's unexceptional flag if not
733 (output_branch_count): Note exceptional arcs, lines and blocks.
734 * gcov-dump.c (tag_arcs): Decode arc flags.
735 * doc/gcov.texi: Document '=====' lines.
737 2011-12-02 Anatoly Sokolov <aesok@post.ru>
739 * config/ia64/ia64.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
740 PRINT_OPERAND_PUNCT_VALID_P): Remove macros.
741 * config/ia64/ia64-protos.h (ia64_print_operand,
742 ia64_print_operand_address): Remove.
743 * config/ia64/ia64.c (TARGET_PRINT_OPERAND,
744 TARGET_PRINT_OPERAND_ADDRESS, TARGET_PRINT_OPERAND_PUNCT_VALID_P):
746 (ia64_print_operand_punct_valid_p): New function.
747 (ia64_print_operand, ia64_print_operand_address): Make static.
749 2011-12-02 Michael Meissner <meissner@the-meissners.org>
752 * config/rs6000/rs6000.c (def_builtin): Use the correct field to
753 figure out the function's attributes.
754 (struct builtin_description): Mark mask field as const since we no
755 longer need to modify it for SPE and PAIRED builtins.
757 2011-12-02 Joseph Myers <joseph@codesourcery.com>
761 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
764 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
765 zero extend count after the correction to it is done.
766 (doloop_optimize): Update call to doloop_modify, don't zero extend
769 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
772 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
774 (doloop_optimize): Update call to doloop_modify.
776 2011-12-02 Richard Guenther <rguenther@suse.de>
779 * ipa.c (varpool_externally_visible_p): Register variables
780 are always externally visible.
782 2011-12-02 Sameera Deshpande <sameera.deshpande@arm.com>
784 * gimple-pretty-print.c (dump_gimple_call): Dereference fn only if
787 2011-12-02 Martin Jambor <mjambor@suse.cz>
789 PR tree-optimization/50622
790 * tree-sra.c (load_assign_lhs_subreplacements): Force gimple operand
791 if both lacc and racc are grp_partial_lhs.
793 2011-12-01 Kaz Kojima <kkojima@gcc.gnu.org>
796 * config/sh/sh.c (expand_ashiftrt): Handle TARGET_SH2A same as
798 (shl_sext_kind): Likewise.
799 * config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Likewise.
800 * config/sh/sh.md (ashlsi3_sh2a, ashrsi3_sh2a, lshrsi3_sh2a): Remove.
801 (ashlsi3_std): Handle TARGET_SH2A same as TARGET_SH3.
803 (ashrsi3_d): Likewise.
804 (lshrsi3_d): Likewise.
807 2011-12-01 Diego Novillo <dnovillo@google.com>
810 * ipa-inline.c (can_inline_edge_p): If the edge E has a statement,
811 use the statement's inline indicator instead of E's.
812 Remove consistency check.
814 2011-12-01 Diego Novillo <dnovillo@google.com>
819 2011-11-29 Diego Novillo <dnovillo@google.com>
821 * gimple.c (gimple_call_set_cannot_inline): Move from gimple.h.
822 Update field call_stmt_cannot_inline_p from call
823 graph edge, if needed.
824 * gimple.h (gimple_call_set_cannot_inline): Move to gimple.c.
826 2011-12-01 Nathan Sidwell <nathan@acm.org>
828 PR gcov-profile/51113
829 * coverage.c (build_var): Keep coverage variables static.
831 2011-12-01 Jakub Jelinek <jakub@redhat.com>
833 PR tree-optimization/51356
834 * tree-vect-patterns.c (vect_recog_bool_pattern): Give up if
835 vectype doesn't have VECTOR_MODE_P.
838 * tree-ssa-dce.c (remove_dead_stmt): Add a debug stmt when removing
839 as unnecessary a store to a variable with gimple reg type.
840 * tree-ssa-live.c (remove_unused_locals): Clear TREE_ADDRESSABLE bit
841 on local unreferenced variables.
842 * cfgexpand.c (expand_gimple_basic_block): Don't emit DEBUG_INSNs
843 for !target_for_debug_bind variables.
845 2011-12-01 Patrick Marlier <patrick.marlier@gmail.com>
848 * cgraph.h (cgraph_call_node_duplication_hooks): Declare.
849 * cgraph.c (cgraph_call_node_duplication_hooks): Make global.
850 * cgraphunit.c (cgraph_copy_node_for_versioning): Call it.
852 2011-12-01 Andrew Pinski <apinski@cavium.com>
855 * tree.c (free_lang_data_in_decl): Clear FIELD_DECL's
858 2011-12-01 Jakub Jelinek <jakub@redhat.com>
860 PR tree-optimization/51246
861 * tree-predcom.c (replace_ref_with): Handle also clobber on the rhs.
863 PR rtl-optimization/51014
864 * loop-unroll.c (apply_opt_in_copies): Ignore label DEBUG_INSNs
865 both from bb and orig_bb.
867 2011-12-01 Joern Rennecke <joern.rennecke@embecosm.com>
869 PR tree-optimization/50802
870 * tree-vrp.c (simplify_conversion_using_ranges): Rewrite test
871 considering what happens to ranges during sign changes and/or
872 intermediate narrowing conversions.
874 2011-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
877 * config/pa/pa.md (in_branch_delay): Disallow frame related insns.
878 (in_nullified_branch_delay): Likewise.
879 (in_call_delay): Likewise.
881 2011-11-30 Richard Henderson <rth@redhat.com>
883 * predict.c (expr_expected_value_1): Assume compare-and-swap builtin
884 boolean return is true.
886 2011-11-30 Jakub Jelinek <jakub@redhat.com>
888 PR rtl-optimization/51044
889 * dse.c (emit_inc_dec_insn_before): Ensure new_insn is an instruction
890 rather than just insn body.
893 * function.c (thread_prologue_and_epilogue_insns): If
894 stack_realign_drap, add drap_reg to SET_UP_BY_PROLOGUE
898 * tree-eh.c (cleanup_empty_eh_merge_phis): Add check to
899 avoid creating duplicate edges here.
900 (cleanup_empty_eh_unsplit): And remove it in the caller.
902 2011-11-30 Andrew Pinski <apinski@cavium.com>
905 * c-parser.c (c_parser_postfix_expression): Check groktypename results
906 before looking at the main variant.
908 2011-11-30 Jakub Jelinek <jakub@redhat.com>
910 PR rtl-optimization/48721
911 * sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
912 reg_pending_barrier to TRUE_BARRIER.
914 PR rtl-optimization/48721
915 * sched-ebb.c (begin_move_insn): Insert empty unreachable
916 block after BARRIER if insn is followed by it.
918 2011-11-30 Richard Henderson <rth@redhat.com>
920 * config/sparc/sparc-opts.h (enum sparc_memory_model_type): New.
921 * config/sparc/sparc.opt (mmemory-model=): New option.
922 * doc/invoke.texi (Sparc Options): Document it.
923 * config/sparc/sparc.c (sparc_option_override): Provide default
924 for sparc_memory_model.
925 (sparc_emit_membar_for_model): Omit barrier combinations that are
926 implied by the memory model.
928 2011-11-30 Richard Henderson <rth@redhat.com>
930 * config/sparc/sync.md (I124MODE): New mode iterator.
931 (memory_barrier): Remove.
932 (atomic_exchangesi): New.
933 (swapsi): Rename from *swapsi.
934 (atomic_test_and_set<I124MODE>): New.
935 (ldstubqi): Rename from *ldstubqi, merge with expander.
936 (ldstub<I24MODE>): Rename from *ldstub<I24MODE>, merge with expander.
937 (sync_lock_test_and_setsi): Remove.
938 (sync_lock_test_and_set<I12MODE>): Remove.
940 2011-11-30 Richard Henderson <rth@redhat.com>
942 * config/sparc/constraints.md ("w"): New.
943 * config/sparc/predicates.md (mem_noofs_operand): New.
944 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Make static.
945 Generate the boolean result of the atomic_compare_exchange.
946 (sparc_expand_compare_and_swap): New.
947 * config/sparc/sync.md (atomic_compare_and_swap<I>): New.
948 (atomic_compare_and_swap<I48MODE>_1): Rename from
949 *sync_compare_and_swap<I48MODE>, use mem_noofs_operand.
950 (*atomic_compare_and_swapdi_v8plus): Rename from
951 *sync_compare_and_swapdi_v8plus, use mem_noofs_operand.
952 (sync_compare_and_swap<I12MODE>): Remove.
953 (sync_compare_and_swap<I48MODE>): Remove.
955 2011-11-30 Richard Henderson <rth@redhat.com>
957 * config/sparc/predicates.md (register_or_v9_zero_operand): New.
958 * config/sparc/sparc.md (UNSPEC_ATOMIC): New.
959 * config/sparc/sync.md (atomic_load<I>): New.
960 (atomic_loaddi_1, atomic_store<I>, atomic_storedi_1): New.
962 2011-11-30 Richard Henderson <rth@redhat.com>
964 * config/sparc/predicates.md (zero_or_v7_operand): New.
965 * config/sparc/sparc.c (sparc_emit_membar_for_model): New.
966 * config/sparc/sparc-protos.h: Update.
967 * config/sparc/sync.md (mem_thread_fence): New.
968 (memory_barrier): Use sparc_emit_membar_for_model.
969 (membar, *membar_empty, *membar_storestore, *membar_storeload): New.
970 (*membar_v8): Accept and ignore the membar mask.
971 (*membar): Accept and print the membar mask.
973 2011-11-30 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
975 * config/arm/arm.c (arm_issue_rate): Cortex-A15 can triple issue.
976 * config/arm/arm.md (mul64): New attribute.
977 (generic_sched): Cortex-A15 is not scheduled generically.
978 (cortex-a15.md): Include.
979 * config/arm/cortex-a15.md: New machine description.
980 * config/arm/t-arm (MD_INCLUDES): Add cortex-a15.md.
982 2011-11-30 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
984 * config/arm/t-arm (MD_INCLUDES): Ensure all md files are listed.
986 2011-11-30 Iain Sandoe <iains@gcc.gnu.org>
988 * doc/tm.texi.in (NEXT_OBJC_RUNTIME): Update macro description.
989 * doc/tm.texi: Regenerate.
990 * flags.h (flag_next_runtime): Remove references.
991 * toplev.c: Likewise.
992 * defaults.h (NEXT_OBJC_RUNTIME): Provide default.
993 * gccspec.c (lang_specific_driver): Adjust use of NEXT_OBJC_RUNTIME.
994 * config/darwin.c (darwin_override_options): Provide default
995 Objective-C abi settings and target conflict checks.
996 * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): Remove unused
997 code. Adjust indenting.
999 2011-11-29 Joseph Myers <joseph@codesourcery.com>
1001 * config/sh/sh.h (enum reg_class, REG_CLASS_NAMES)
1002 (REG_CLASS_CONTENTS): Add NON_SP_REGS.
1003 (REGCLASS_HAS_GENERAL_REG): Handle NON_SP_REGS.
1004 * config/sh/constraints.md (u): New constraint.
1006 2011-11-29 Oleg Endo <oleg.endo@t-online.de>
1009 * config/sh/sh.c (sh_secondary_reload): Add case when FPUL
1010 register is being loaded from a pseudo in memory.
1012 2011-11-29 DJ Delorie <dj@redhat.com>
1014 * config.gcc (rl78-*-elf): New case.
1015 * doc/extend.texi: Add RL78 documentation.
1016 * doc/invoke.texi: Likewise.
1017 * doc/md.texi: Likewise.
1018 * doc/contrib.texi: Add RL78.
1019 * doc/install.texi: Add rl78-*-elf.
1020 * config/rl78: New directory for the Renesas RL78.
1022 2011-11-29 Jakub Jelinek <jakub@redhat.com>
1024 PR tree-optimization/51247
1025 * tree-vrp.c (extract_range_from_assert): For signed 1-bit precision
1026 types instead of adding 1 subtract -1 and instead of subtracting 1
1027 add -1 to avoid overflows.
1029 2011-11-29 Andrew MacLeod <amacleod@redhat.com>
1032 * optabs.c (maybe_optimize_fetch_op): New. Look for more optimal
1033 instructions for a FECTH_OP or OP_FECTH sequence.
1034 (expand_atomic_fetch_op): Call maybe_optimize_fetch_op.
1036 2011-11-29 Uros Bizjak <ubizjak@gmail.com>
1038 * config/i386/sync.md (UNSPEC_LDA, UNSPEC_STA): New unspecs.
1039 (movdi_via_fpu): Remove.
1040 (loaddi_via_fpu): New insn pattern.
1041 (storedi_via_fpu): Ditto.
1042 (atomic_loaddi_fpu): Use loaddi_via_fpu and storedi_via_fpu.
1043 (atomic_storedi_fpu): Ditto.
1044 * reg-stack.c (get_true_reg): Handle UNSPEC_LDA.
1045 (subst_stack_regs_pat): Handle UNSPEC_STA.
1047 2011-11-29 Uros Bizjak <ubizjak@gmail.com>
1049 * config/i386/i386.md (*floathi<mode>2_i387_with_temp): Do not
1050 allocate scratch memory for alternative 0.
1052 2011-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1054 * config/rs6000/rs6000-builtins.def: Completely rewrite builtin
1055 handling to centralize more of the builtins in this file. Change
1056 some builtin enumerations to be more consistant. Use a new mask
1057 to hold the current builtins, including SPE and PAIRED builtins
1058 which no longer are set via target_flags masks. Add
1059 -mdebug=builtin debug support. For power machines, define all
1060 Altivec and VSX buitins when the compiler starts, but don't allow
1061 the use of a builtin unless the appropriate switch is used, or
1062 #pragma GCC target is used to change the options. If the user
1063 uses #pragma GCC target, update the appropriate hardware macros.
1064 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Ditto.
1065 * config/rs6000/rs6000.opt (rs6000_builtin_mask): Ditto.
1066 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Ditto.
1067 (rs6000_define_or_undefine_macro): Ditto.
1068 (rs6000_target_modify_macros): Ditto.
1069 (rs6000_cpu_cpp_builtins): Ditto.
1070 (altivec_overloaded_builtins): Ditto.
1071 (altivec_build_resolved_builtin): Ditto.
1072 * config/rs6000/rs6000.c (rs6000_target_modify_macros_ptr): Ditto.
1073 (rs6000_builtin_info): Ditto.
1074 (def_builtin): Ditto.
1075 (enable_mask_for_builtins): Ditto.
1076 (DEBUG_FMT_X): Ditto.
1077 (rs6000_debug_reg_global): Ditto.
1078 (rs6000_builtin_mask_calculate): Ditto.
1079 (rs6000_option_override_internal): Ditto.
1080 (rs6000_builtin_conversion): Ditto.
1081 (rs6000_builtin_vectorized_function): Ditto.
1082 (bdesc_3arg): Ditto.
1084 (bdesc_2arg): Ditto.
1085 (builtin_description_predicates): Ditto.
1086 (bdesc_altivec_preds): Ditto.
1087 (bdesc_spe_predicates): Ditto.
1088 (bdesc_spe_evsel): Ditto.
1089 (bdesc_paired_preds): Ditto.
1091 (bdesc_1arg): Ditto.
1092 (rs6000_overloaded_builtin_p): Ditto.
1093 (rs6000_expand_unop_builtin): Ditto.
1094 (bdesc_2arg_spe): Ditto.
1095 (spe_expand_builtin): Ditto.
1096 (rs6000_invalid_builtin): Ditto.
1097 (rs6000_expand_builtin): Ditto.
1098 (rs6000_init_builtins): Ditto.
1099 (spe_init_builtins): Ditto.
1100 (paired_init_builtins): Ditto.
1101 (altivec_init_builtins): Ditto.
1102 (builtin_function_type): Ditto.
1103 (rs6000_common_init_builtins): Ditto.
1104 (rs6000_builtin_reciprocal): Ditto.
1105 (rs6000_builtin_mask_names): Ditto.
1106 (rs6000_pragma_target_parse): Ditto.
1107 (rs6000_function_specific_print): Ditto.
1108 * config/rs6000/rs6000.h (MASK_DEBUG_BUILTIN): Ditto.
1109 (MASK_DEBUG_ALL): Ditto.
1110 (TARGET_DEBUG_BUILTIN): Ditto.
1111 (TARGET_EXTRA_BUILTINS): Ditto.
1112 (REGISTER_TARGET_PRAGMAS): Ditto.
1113 (enum rs6000_btc): Ditto.
1114 (RS6000_BTC_*): Ditto.
1115 (RS6000_BTM_*): Ditto.
1116 (enum rs6000_builtins): Ditto.
1117 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_p): Ditto.
1118 (rs6000_target_modify_macros): Ditto.
1119 (rs6000_target_modify_macros_ptr): Ditto.
1121 * config/rs6000/vector.md (unsfloat<VEC_int><mode>2): Use the
1122 standard name for converting vector unsigned values to floating
1123 point. Delete the TARGET_VECTORIZE_BUILTIN_CONVERSION hook, which
1124 is handled by machine independent code.
1125 * config/rs6000/rs6000.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Ditto.
1126 (rs6000_builtin_conversion): Ditto.
1128 2011-11-29 Dodji Seketeli <dodji@redhat.com>
1130 * tree-diagnostic (struct loc_t): Rename into struct loc_map_pair.
1131 (maybe_unwind_expanded_macro_loc): Adjust.
1133 2011-11-29 David Edelsohn <dje.gcc@gmail.com>
1134 Aldy Hernandez <aldyh@redhat.com>
1136 * trans-mem.c (ipa_tm_create_version_alias): Mangle new_decl
1138 (ipa_tm_create_version): Same.
1140 2011-11-29 Bernd Schmidt <bernds@codesourcery.com>
1142 * haifa-sched.c (recompute_todo_spec): Simplify and correct the
1143 code checking for a clobber of a condition register when deciding
1144 whether to predicate.
1146 2011-11-29 Diego Novillo <dnovillo@google.com>
1148 * gimple.c (gimple_call_set_cannot_inline): Move from gimple.h.
1149 Update field call_stmt_cannot_inline_p from call graph edge, if needed.
1150 * gimple.h (gimple_call_set_cannot_inline): Move to gimple.c.
1152 2011-11-29 Sameera Deshpande <sameera.deshpande@arm.com>
1154 * config/arm/arm.md (arm_movdi): Update NEG_POOL_RANGE.
1155 (movdf_soft_insn): Likewise.
1156 * config/arm/fpa.md (thumb2_movdf_fpa): Likewise.
1157 * config/arm/neon.md (neon_mov<mode>): Likewise.
1158 * config/arm/vfp.md (movdi_vfp): Likewise.
1159 (movdi_vfp_cortexa8): Likewise.
1160 (movdf_vfp): Likewise.
1162 2011-11-29 Jakub Jelinek <jakub@redhat.com>
1165 * expr.c (expand_expr_addr_expr_1): Don't call force_operand for
1166 EXPAND_SUM modifier.
1168 2011-11-29 Ira Rosen <ira.rosen@linaro.org>
1170 PR tree-optimization/51301
1171 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check that
1172 the last statement doesn't convert to a bigger type than the original
1173 type of the computation.
1175 2011-11-28 Richard Henderson <rth@redhat.com>
1177 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1178 Handle overlap between retval and oldval. Always compute boolval
1181 2011-11-28 Jakub Jelinek <jakub@redhat.com>
1184 * tree-ssa.c (execute_update_addresses_taken): Remove
1185 var ={v} {CLOBBER} stmts instead of rewriting them into
1186 var_N ={v} {CLOBBER}.
1189 * function.c (convert_jumps_to_returns): When redirecting an edge
1190 succ to EXIT_BLOCK_PTR, clear EDGE_CROSSING flag.
1192 PR tree-optimization/50078
1193 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Copy over
1194 TREE_THIS_VOLATILE also from the old to new lhs resp. rhs.
1196 PR tree-optimization/50682
1197 * tree-eh.c (maybe_remove_unreachable_handlers): New function.
1198 * tree-flow.h (maybe_remove_unreachable_handlers): New prototype.
1199 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call it.
1201 2011-11-28 Georg-Johann Lay <avr@gjlay.de>
1203 * doc/extend.texi (AVR Built-in Functions): Add documentation for
1204 __builtin_avr_map8 and __builtin_avr_map16.
1206 * config/avr/avr.md: Document new %t and %T asm output codes.
1207 (define_c_enum "unspec"): Add UNSPEC_MAP_BITS.
1208 (adjust_len): Add map_bits.
1209 (map_bitsqi, map_bitshi): New insns.
1210 * config/avr/avr-protos.h (avr_out_map_bits): New.
1211 * config/avr/avr-protos.c (print_operand): Implement %t and %T.
1212 (adjust_insn_length): Handle ADJUST_LEN_MAP_BITS.
1213 (avr_double_int_push_digit): New function.
1214 (avr_map, avr_revert_map, avr_swap_map, avr_id_map): New functions.
1215 (avr_sig_map, avr_map_hamming_byte): New functions.
1216 (avr_out_swap_bits, avr_out_revert_bits, avr_move_bits,
1217 avr_out_map_bits): New functions.
1218 (enum avr_builtin_id): Add AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
1219 (avr_init_builtins): Populate __builtin_avr_map8, __builtin_avr_map16.
1220 (bdesc_2arg): Add __builtin_avr_map8, __builtin_avr_map16 ...
1221 (avr_expand_builtin): ...and expand them.
1222 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
1223 __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
1225 2011-11-27 Richard Sandiford <rdsandiford@googlemail.com>
1228 * config/mips/mips.c (mips_rtx_costs): Handle baddu.
1230 2011-11-27 Richard Sandiford <rdsandiford@googlemail.com>
1232 * config/mips/mips.c (mips16_unextended_reference_p): Test for BLKmode.
1234 2011-11-27 Richard Sandiford <rdsandiford@googlemail.com>
1236 * config/mips/mips-protos.h (mips_emit_binary): Declare.
1237 * config/mips/mips.c (mips_emit_binary): Make global.
1238 (mips_set_mips16_mode): Turn off -mfix-r4000 in MIPS16 mode.
1239 (mips_conditional_register_usage): Don't treat LO and HI as
1240 register operands in MIPS16 mode.
1241 (mips_mulsidi3_gen_fn): Use {u,}mulsidi3_{32,64}bit_mips16
1243 * config/mips/predicates.md (muldiv_target_operand): New predicate.
1244 (move_operand): Allow hilo_operand.
1245 * config/mips/mips.md (mul<mode>3): Explicitly specify LO as the
1246 target of MIPS16 multiplies, then move it into the target register.
1247 (mul<mode>3_internal, *macc2, *msac2): Use muldiv_target_operand.
1248 (<u>mulsidi3_32bit_mips16): New expander.
1249 (<u>mulsidi3_32bit): Use muldiv_target_operand.
1250 (<u>mulsidi3_32bit_r4000): Disable for ISA_HAS_DSP.
1251 (<u>mulsidi3_64bit): Require !TARGET_MIPS16. Split into
1252 <u>mulsidi3_64bit_split.
1253 (<u>mulsidi3_64bit_mips16): New expander.
1254 (<u>mulsidi3_64bit_split): Likewise, using expansions from
1255 two previous define_splits.
1256 (<u>mulsidi3_64bit_hilo, *muls<u>_di, <u>msubsidi4): Use
1257 muldiv_target_operand.
1258 (<su>mulsi3_highpart): Use <su>mulsi3_highpart_split for MIPS16 code.
1259 (<su>mulsi3_highpart_internal): Require !TARGET_MIPS16.
1260 Split into <su>mulsi3_highpart_split.
1261 (<su>mulsi3_highpart_split): New expander.
1262 (<su>muldi3_highpart): Turn into a define_expand.
1263 Use <su>muldi3_highpart_split for MIPS16 code.
1264 (<su>muldi3_highpart_internal): Renamed from <su>muldi3_highpart.
1265 Require !TARGET_MIPS16. Split into <su>muldi3_highpart_split.
1266 (<su>muldi3_highpart_split): New expander.
1267 (<u>mulditi3): Explicitly specify LO as the target of MIPS16
1268 multiplies, then move it into the target register.
1269 (<u>mulditi3_internal, <u>maddsidi4): Use muldiv_target_operand.
1270 (divmod<mode>4, udivmod<mode>4): Turn into define_expands.
1271 Use <u>divmod<mode>4_split for MIPS16 code, then explicitly
1272 move LO into operand 0.
1273 (divmod<mode>4_internal, udivmod<mode>4_internal): Renamed
1274 from <u>divmod<mode>4. Use muldiv_target_operand.
1275 Require !TARGET_MIPS16. Split into <u>divmod<mode>4_split.
1276 (<u>divmod<mode>4_split): New expander.
1277 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): Use muldiv_target_operand.
1278 (mfhi<GPR:mode>_<HILO:mode>): Use hilo_operand.
1280 2011-11-27 Richard Sandiford <rdsandiford@googlemail.com>
1282 * hard-reg-set.h (target_hard_regs): Add x_accessible_reg_set
1283 and x_operand_reg_set.
1284 (accessible_reg_set, operand_reg_set): New macros.
1285 * reginfo.c (init_reg_sets): Initialize accessible_reg_set and
1287 (saved_accessible_reg_set, saved_operand_reg_set): New variables.
1288 (save_register_info): Save them.
1289 (restore_register_info): Restore them.
1290 (init_reg_sets_1): Limit operand_reg_set to accessible_reg_set.
1291 Remove NO_REGS registers from operand_reg_set. Treat members
1292 of operand_reg_set as fixed.
1293 * recog.c (general_operand): Check operand_reg_set rather than NO_REGS.
1294 (register_operand, nonmemory_operand): Likewise.
1295 * varasm.c (make_decl_rtl): Always use DECL_MODE as the mode of
1296 register variables. Check accessible_reg_set and operand_reg_set.
1297 * config/mips/mips.c (mips_conditional_register_usage): Remove
1298 inaccessible register from accessible_reg_set, rather than just
1301 2011-11-27 Gerald Pfeifer <gerald@pfeifer.com>
1303 * config/pa/pa-linux.h (TARGET_GAS): Remove comment.
1305 2011-11-26 Richard Henderson <rth@redhat.com>
1307 * config/arm/arm.c (arm_init_libfuncs): Call init_sync_libfuncs
1310 2011-11-26 Richard Henderson <rth@redhat.com>
1312 * optabs.c (expand_atomic_fetch_op): Always return result.
1314 * optabs.c (init_sync_libfuncs_1): Include max in iteration.
1316 * omp-low.c (expand_omp_atomic): Assume anything aligned to
1317 BIGGEST_ALIGNMENT is aligned.
1319 2011-11-26 Richard Henderson <rth@redhat.com>
1321 * config/m68k/m68k.md (UNSPECV_CAS_1, UNSPECV_CAS_2): New.
1322 (UNSPECV_TAS_1, UNSPECV_TAS_2): New.
1323 (I): New mode iterator.
1324 (xz): New mode attribute.
1325 * config/m68k/sync.md: New file.
1327 * config/m68k/linux.h (TARGET_INIT_LIBFUNCS): New.
1328 * config/m68k/m68k.c (m68k_init_sync_libfuncs): New.
1330 2011-11-26 Nathan Sidwell <nathan@acm.org>
1332 PR gcov-profile/51297
1333 * gcov.c (main): Allocate initial names and sources arrays.
1334 (find_source): Don't check for null name or source arrays here.
1336 2011-11-26 Jakub Jelinek <jakub@redhat.com>
1338 PR rtl-optimization/49912
1339 * cfgrtl.c (rtl_verify_flow_info_1): Ignore also EDGE_PRESERVE bit
1340 when counting n_branch.
1342 2011-11-26 Uros Bizjak <ubizjak@gmail.com>
1344 * config/i386/sync.md (movdi_via_fpu): Add %Z insn suffixes.
1346 2011-11-26 Joern Rennecke <joern.rennecke@embecosm.com>
1349 * calls.c (mem_overlaps_already_clobbered_arg_p):
1350 Return false if no outgoing arguments have been stored so far.
1352 2011-11-25 Georg-Johann Lay <avr@gjlay.de>
1354 * config/avr/avr.c (print_operand): Support code = 'i' for CONST_INT.
1356 2011-11-24 Andrew MacLeod <amacleod@redhat.com>
1359 * tree.h (is_builtin_name): No longer external.
1360 * builtins.c (is_builtin_name): Make static.
1361 * varasm.c (incorporeal_function_p): __sync and __atomic external calls
1362 are not incorporeal and may need asm label processing.
1364 2011-11-25 Georg-Johann Lay <avr@gjlay.de>
1367 * config/avr/avr-protos.h (avr_log_t): Add field .builtin.
1368 * config/avr/avr-log.c (avr_log_set_avr_log): Initialize it.
1369 Don't bypass TARGET_ALL_DEBUG. Print self-info with ?.
1370 (avr_log_vadump): Support %D and %X to print double_int.
1371 (avr_double_int_pop_digit): New static function.
1372 (avr_dump_double_int_hex): New static function.
1374 2011-11-24 Enkovich Ilya <ilya.enkovich@intel.com>
1377 * config/i386/i386.c (distance_non_agu_define_in_bb): Fix insn
1380 2011-11-24 Andrew MacLeod <amacleod@redhat.com>
1382 * optab.c (maybe_emit_atomic_exchange): New. Try to emit an
1383 atomic_exchange pattern.
1384 (maybe_emit_sync_lock_test_and_set): New. Try to emit an exchange
1385 using __sync_lock_test_and_set.
1386 (maybe_emit_compare_and_swap_exchange_loop): New. Try to emit an
1387 exchange using a compare_and_swap loop.
1388 (expand_sync_lock_test_and_set): New. Expand sync_lock_test_and_set.
1389 (expand_atomic_test_and_set): New. Expand test_and_set operation.
1390 (expand_atomic_exchange): Use new maybe_emit_* functions.
1391 (expand_atomic_store): Use new maybe_emit_* functions.
1392 * builtins.c (expand_builtin_sync_lock_test_and_set): Call
1393 expand_sync_lock_test_and_set routine.
1394 (expand_builtin_atomic_exchange): Remove parameter from call.
1395 (expand_builtin_atomic_clear): Use atomic_clear pattern if present.
1396 (expand_builtin_atomic_test_and_set): Add target and simply call
1397 expand_atomic_test_and_set.
1398 (expand_builtin): Add target to expand_builtin_atomic_test_and_set.
1399 * expr.h (expand_atomic_exchange): Add parameter.
1400 (expand_sync_lock_test_and_set): New prototype.
1401 (expand_atomic_test_and_set, expand_atomic_clear): New prototypes.
1403 2011-11-24 H.J. Lu <hongjiu.lu@intel.com>
1406 * config/i386/i386.h (processor_costs): Revert revision 181357.
1407 * config/i386/i386.c (cost models): Likewise.
1408 (core_cost): Likewise.
1409 (promote_duplicated_reg): Likewise.
1410 (promote_duplicated_reg_to_size): Likewise.
1411 (processor_target): Likewise.
1412 (expand_set_or_movmem_via_loop_with_iter): Likewise.
1413 (expand_set_or_movmem_via_loop): Likewise.
1414 (emit_strset): Likewise.
1415 (expand_movmem_epilogue): Likewise.
1416 (expand_setmem_epilogue): Likewise.
1417 (expand_movmem_prologue): Likewise.
1418 (expand_setmem_prologue): Likewise.
1419 (expand_constant_movmem_prologue): Likewise.
1420 (expand_constant_setmem_prologue): Likewise.
1421 (decide_alg): Likewise.
1422 (decide_alignment): Likewise.
1423 (ix86_expand_movmem): Likewise.
1424 (ix86_expand_setmem): Likewise.
1425 (ix86_slow_unaligned_access): Likewise.
1426 * config/i386/i386.md (strset): Likewise.
1427 * config/i386/sse.md (vec_dupv4si): Likewise.
1428 (vec_dupv2di): Likewise.
1430 2011-11-24 Georg-Johann Lay <avr@gjlay.de>
1432 * config/avr/avr.md (*rotlhi2.15): Set length to 4.
1434 2011-11-24 Razya Ladelsky <razya@il.ibm.com>
1436 * tree-data-ref.c (initialize_data_dependence_relation): Update
1437 comment for the self dependence case.
1438 (compute_self_dependence): Remove.
1439 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove call to
1440 compute_self_dependenc.
1442 2011-11-24 Alan Modra <amodra@gmail.com>
1444 * c-decl.c (warn_if_shadowing): Don't warn if shadowed
1445 identifier is from system header.
1447 2011-11-23 Jakub Jelinek <jakub@redhat.com>
1450 * config/i386/i386.c (decide_alg): Initialize *dynamic_check
1453 2011-11-23 Vladimir Makarov <vmakarov@redhat.com>
1455 PR rtl-optimization/48455
1456 * doc/invoke.texi (-fira-region): Document default values.
1458 * flags-types.h (enum ira_region): Add new value
1459 IRA_REGION_AUTODETECT.
1461 * common.opt (fira-region): Set up initial value to
1462 IRA_REGION_AUTODETECT.
1464 * toplev.c (process_options): Set up flag_ira_region depending on
1467 * ira.c (ira.c): Remove optimize guard for ira_build.
1469 2011-11-23 Chung-Lin Tang <cltang@codesourcery.com>
1471 PR rtl-optimization/50496
1472 * jump.c (redirect_jump): Assert fail on nlabel == NULL_RTX
1473 only after epilogue is created. Add comments.
1475 2011-11-22 Richard Henderson <rth@redhat.com>
1477 * config/ia64/ia64.c (ia64_expand_atomic_op): Add model parameter.
1478 Generate the barrier required for the memory model.
1479 (rtx_needs_barrier): Handle UNSPEC_FETCHADD_REL, UNSPEC_CMPXCHG_REL.
1480 * config/ia64/ia64-protos.h: Update.
1481 * config/ia64/ia64.md (UNSPEC_FETCHADD_REL): New.
1482 (UNSPEC_CMPXCHG_REL): New.
1483 * config/ia64/sync.md (mem_thread_fence): New.
1484 (atomic_load<IMODE>, atomic_store<IMODE>): New.
1485 (atomic_compare_and_swap<IMODE>): New.
1486 (cmpxchg_acq_<I124MODE>, cmpxchg_acq_di): New.
1487 (atomic_exchange<IMODE>): New.
1488 (xchg_acq_<IMODE>): Rename from sync_lock_test_and_set<IMODE>.
1489 (atomic_<FETCHOP><IMODE>, atomic_nand<IMODE>): New.
1490 (atomic_fetch_<FETCHOP><IMODE>, atomic_fetch_nand<IMODE>): New.
1491 (atomic_<FETCHOP>_fetch<IMODE>, atomic_nand_fetch<IMODE>): New.
1492 (fetchadd_rel_<I48MODE>): New.
1493 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): Remove.
1494 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): Remove.
1495 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): Remove.
1496 (sync_compare_and_swap<IMODE>): Remove.
1497 (sync_lock_release<IMODE>): Remove.
1499 * config/ia64/ia64.md: Use define_c_enum for UNSPEC_*
1500 and UNSPECV_* constants.
1502 2011-11-22 Tom de Vries <tom@codesourcery.com>
1504 PR rtl-optimization/50764
1505 * sched-deps.c (sched_analyze_insn): Make sure frame-related insns are
1506 not moved past preceding jump.
1508 2011-11-22 Jeff Law <law@redhat.com>
1510 * doc/contrib.texi: Add entry for David Binderman.
1512 2011-11-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1514 * postreload.c (reload_combine): Mark reg_state as invalid at
1515 volatile insns if there has been a use already.
1517 2011-11-21 Aldy Hernandez <aldyh@redhat.com>
1519 * opts.c (finish_options): Do not fail for -fgnu-tm.
1520 * gimple-streamer-out.c (output_gimple_stmt): Handle
1522 * gimple-streamer-in.c (input_gimple_stmt): Same.
1523 * lto-cgraph.c (input_overwrite_node): Read tm_clone bit.
1524 (lto_output_node): Write tm_clone bit.
1526 2011-11-22 Ian Lance Taylor <iant@google.com>
1528 * doc/install.texi (Configuration): Correct doc of
1529 --enable-build-poststage1-with-cxx: it is not experimental.
1531 2011-11-22 Jakub Jelinek <jakub@redhat.com>
1533 PR tree-optimization/51074
1534 * fold-const.c (fold_binary_loc): Fix up VEC_INTERLEAVE_*_EXPR
1535 handling for BYTES_BIG_ENDIAN.
1536 * optabs.c (can_vec_perm_for_code_p): Likewise.
1538 2011-11-22 Michael Matz <matz@suse.de>
1541 * trans-mem.c (expand_block_tm): Ignore clobbers.
1543 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
1545 * config/darwin.h (ENDFILE_SPEC): New.
1546 (DARWIN_CRT1_SPEC): Add crttms.o.
1547 (STARTFILE_SPEC): Likewise for dynamic libs and bundles.
1548 * config/i386.h (ENDFILE_SPEC): Amend to include crttme.o.
1550 2011-11-22 Michael Matz <matz@suse.de>
1553 * tree.c (iterative_hash_expr): Remove break after return.
1555 2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
1557 * target.def (tm_clone_table_section): New hook.
1558 * doc/tm.texi.in (TARGET_ASM_TM_CLONE_TABLE_SECTION): Define.
1559 * doc/tm.texi: Regenerate.
1560 * varasm.c (dump_tm_clone_pairs): Use target tm_clone_table_section.
1561 * output.h (default_clone_table_section): New prototype.
1562 * config/darwin.h (TARGET_ASM_TM_CLONE_TABLE_SECTION): New.
1563 * config/darwin-protos.h (darwin_tm_clone_table_section): New prototype.
1564 * config/darwin.c (darwin_tm_clone_table_section): New.
1566 2011-11-21 Torvald Riegel <triegel@redhat.com>
1568 * trans-mem.c (diagnose_tm_1): Print an expression instead of a
1569 declaration in error messages for indirect calls.
1571 2011-11-21 David S. Miller <davem@davemloft.net>
1573 * config/sparc/sparc.c (sparc_regmode_natural_size): New function
1574 implementing REGMODE_NATURAL_SIZE taking into consideration vector
1576 (sparc_modes_tieable_p): Similarly for MODES_TIEABLE_P.
1577 * config/sparc/sparc-protos.h (sparc_regmode_natural_size,
1578 sparc_modes_tieable_p): Declare.
1579 * gcc/config/sparc/sparc.h (REGMODE_NATURAL_SIZE,
1580 MODES_TIEABLE_P): Use new helper functions.
1583 2011-11-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1586 * expmed.c (store_bit_field_1): Use extract_bit_field on big
1587 endian targets if the source cannot be exactly covered by word
1590 2011-11-21 Jakub Jelinek <jakub@redhat.com>
1593 * var-tracking.c (loc_cmp): For ENTRY_VALUEs use ENTRY_VALUE_EXP
1594 macro instead of XEXP.
1596 2011-11-21 Andreas Tobler <andreast@fgznet.ch>
1598 * configure: Regenerate.
1600 2011-11-21 Georg-Johann Lay <avr@gjlay.de>
1602 * config/avr/avr.c (output_reload_in_const): Loading a byte with 0
1603 must not affect cc0.
1604 * config/avr/avr.md (*movhi, *movpsi, *movsi, *movsf): Zero to any
1605 register does not change cc0. Same for any constant to ld-register.
1607 2011-11-21 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/mmx.md (unspec) <UNSPEC_MOVNTQ, UNSPEC_PFRCP,
1610 UNSPEC_PFRCPIT1, UNSPEC_PFRCPIT2, UNSPEC_PFRSQRT, UNSPEC_PFRSQIT1>:
1611 Move from config/i386/i386.md
1612 (unspecv) <UNSPECV_EMMS, UNSPECV_FEMMS>: Ditto.
1613 * config/i386/sse.md (unspec) <UNSPEC_MOVNT,UNSPEC_MOVU, UNSPEC_LDDQU,
1614 UNSPEC_PSHUFB, UNSPEC_PSIGN, UNSPEC_PALIGNR, UNSPEC_EXTRQI,
1615 UNSPEC_EXTRQ, UNSPEC_INSERTQI, UNSPEC_INSERTQ, UNSPEC_BLENDV,
1616 UNSPEC_INSERTPS, UNSPEC_DP, UNSPEC_MOVNTDQA, UNSPEC_MPSADBW,
1617 UNSPEC_PHMINPOSUW, UNSPEC_PTEST, UNSPEC_PCMPESTR, UNSPEC_PCMPISTR,
1618 UNSPEC_FMADDSUB, UNSPEC_XOP_UNSIGNED_CMP, UNSPEC_XOP_TRUEFALSE,
1619 UNSPEC_XOP_PERMUTE, UNSPEC_FRCZ, UNSPEC_AESENC, UNSPEC_AESENCLAST,
1620 UNSPEC_AESDEC, UNSPEC_AESDECLAST, UNSPEC_AESIMC,
1621 UNSPEC_AESKEYGENASSIST, UNSPEC_PCLMUL, UNSPEC_PCMP, UNSPEC_VPERMIL,
1622 UNSPEC_VPERMIL2, UNSPEC_VPERMIL2F128, UNSPEC_CAST, UNSPEC_VTESTP,
1623 UNSPEC_VCVTPH2PS, UNSPEC_VCVTPS2PH, UNSPEC_VPERMSI, UNSPEC_VPERMDF,
1624 UNSPEC_VPERMSF, UNSPEC_VPERMTI, UNSPEC_GATHER, UNSPEC_VSIBADDR>: Ditto.
1625 (unspecv) <UNSPECV_LDMXCSR, UNSPECV_STMXCSR, UNSPECV_CLFLUSH,
1626 UNSPECV_MONITOR, UNSPECV_MWAIT, UNSPECV_VZEROALL, UNSPECV_VZEROUPPER>:
1628 * config/i386/sync.md (unspec) <UNSPEC_LFENCE, UNSPEC_SFENCE,
1629 UNSPEC_MFENCE, UNSPEC_MOVA>: Ditto.
1630 (unspecv) <UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2, UNSPECV_CMPXCHG_3,
1631 UNSPECV_CMPXCHG_4, UNSPECV_XCHG, UNSPECV_LOCK>: Ditto.
1632 (sse2_lfence): Move from config/i386/sse.md.
1633 (*sse2_lfence): Ditto.
1634 (sse_sfence): Ditto.
1635 (*sse_sfence): Ditto.
1636 (sse2_mfence): Ditto.
1637 (mfence_sse2): Ditto. Rename from *sse2_mfence. Enable also
1639 (mem_thread_fence): Use mfence_sse2.
1641 2011-11-21 Georg-Johann Lay <avr@gjlay.de>
1643 * config/avr/avr.h (struct base_arch_s): Add field sfr_offset.
1644 * config/avr/avr-devices.c: Ditto. And initialize it.
1645 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in define
1647 * config/avr/avr-protos.h (out_movqi_r_mr, out_movqi_mr_r): Remove.
1648 (out_movhi_r_mr, out_movhi_mr_r): Remove.
1649 (out_movsi_r_mr, out_movsi_mr_r): Remove.
1650 * config/avr/avr.md (*cbi, *sbi): Use %i instead of %m-0x20.
1651 (*insv.io, *insv.not.io): Ditto.
1652 * config/avr/avr.c (out_movsi_r_mr, out_movsi_mr_r): Make static.
1653 (print_operand): Implement "%i" to print address as I/O address.
1654 (output_movqi): Clean up call of out_movqi_mr_r.
1655 (output_movhi): Clean up call of out_movhi_mr_r.
1656 (avr_file_start): Use avr_current_arch->sfr_offset instead of
1657 magic -0x20. Use TMP_REGNO, ZERO_REGNO instead of 0, 1.
1658 (avr_out_sbxx_branch): Use %i instead of %m-0x20.
1659 (out_movqi_r_mr, out_movqi_mr_r): Ditto. And make static.
1660 (out_movhi_r_mr, out_movhi_mr_r): Ditto. And use avr_asm_len.
1661 (out_shift_with_cnt): Clean up code: Use avr_asm_len.
1662 (output_movsisf): Use output_reload_insisf for all CONSTANT_P sources.
1663 (avr_out_movpsi): USE avr_out_reload_inpsi for all CONSTANT_P sources.
1664 Clean up call of avr_out_store_psi.
1665 (output_reload_in_const): Don't cut symbols longer than 2 bytes.
1666 (output_reload_insisf): Filter CONST_INT_P or CONST_DOUBLE_P to
1667 try if setting pre-cleared register is advantageous.
1668 (avr_out_plus_1): Use gen_int_mode instead of GEN_INT.
1670 2011-11-20 Joey Ye <joey.ye@arm.com>
1672 * expr.c (expand_expr_real_1): Correctly handle strict volatile
1673 bitfield loads smaller than mode size.
1675 2011-11-20 Richard Henderson <rth@redhat.com>
1677 * config/mips/mips.c (mips_init_libfuncs): Call init_sync_libfuncs.
1679 2011-11-20 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.c (ix86_expand_vcond): Generate TARGET_XOP
1683 patterns for supported mode only.
1686 * config/i386/i386.c (ix86_expand_builtin)
1687 <IX86_BUILTIN_GATHERALTSIV4DI>: Use CODE_FOR_avx2_gathersiv4di.
1689 2011-11-20 Uros Bizjak <ubizjak@gmail.com>
1691 * config/i386/i386.md (UNSPEC_MOVNTI): Remove.
1692 (UNSPEC_MOVNTQ): New unspec.
1693 * config/i386/mmx.md (sse_movntq): Rename from sse_movntdi.
1694 Use UNSPEC_MOVNTQ instead of UNSPEC_MOVNT.
1695 * config/i386/sse.md (sse2_movnti<mode>): Use UNSPEC_MOVNT instead of
1697 (STORENT_MODE): Add DI and V4DI modes.
1699 2011-11-20 Nathan Sidwell <nathan@acm.org>
1701 PR gcov-profile/51113
1702 * coverage.c (build_var): Propagate visibility for public
1703 decls. Use make_decl_one_only for PIC correctness.
1706 * gcc.misc-tests/gcov-13.c: Check gcovpart-13b coverage
1707 * gcc.misc-tests/gcov-16.c: New.
1708 * gcc.misc-tests/gcov-17.c: New.
1709 * g++.dg/gcov/gcov-8.C: New.
1710 * g++.dg/gcov/gcov-9.C: New.
1711 * g++.dg/gcov/gcov-10.C: New.
1713 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
1715 PR rtl-optimization/51187
1716 * reorg.c (relax_delay_slots): Do not consider a jump useless if there
1717 is a barrier between the jump and its target label.
1719 2011-11-19 Patrick Marlier <patrick.marlier@gmail.com>
1722 * tracer.c (ignore_bb_p): Don't copy GIMPLE_TRANSACTION.
1724 2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
1726 * expmed.c (store_bit_field_1): Revert bogus formatting change.
1728 2011-11-19 Richard Earnshaw <rearnsha@arm.com>
1731 * config/arm/arm.c (neon_disambiguate_copy): Correctly handle partial
1732 overlap of src and dest operands.
1734 2011-11-19 Iain Sandoe <iains@gcc.gnu.org>
1736 * config/darwin.h (ASM_DEBUG_SPEC): New.
1737 * config/darwin9.h (ASM_DEBUG_SPEC): New.
1739 2011-11-18 Jan Hubicka <jh@suse.cz>
1741 * config/i386/i386.c (atom_cost): Disable SSE loop until alignment
1744 2011-11-18 Anatoly Sokolov <aesok@post.ru>
1746 * config/cris/cris.c (cris_function_value_regno_p): Make static.
1747 (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1748 * config/cris/cris.h (FUNCTION_VALUE_REGNO_P): Remove.
1749 * config/cris/cris-protos.h (cris_function_value_regno_p): Remove.
1751 2011-11-18 H.J. Lu <hongjiu.lu@intel.com>
1754 * doc/extend.texi: Document __builtin_ia32_movnti64.
1756 * config/i386/emmintrin.h (_mm_stream_si64): New.
1758 * config/i386/i386-builtin-types.def: Add VOID_FTYPE_PLONGLONG_LONGLONG.
1760 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTI64.
1761 (bdesc_special_args): Update __builtin_ia32_movnti. Add
1762 __builtin_ia32_movnti64.
1763 (ix86_expand_special_args_builtin): Handle
1764 VOID_FTYPE_PLONGLONG_LONGLONG.
1766 * config/i386/i386.md (UNSPEC_MOVNTI): New.
1768 * config/i386/sse.md (sse2_movntsi): Renamed to ...
1769 (sse2_movnti<mode>): This.
1771 2011-11-18 Georg-Johann Lay <avr@gjlay.de>
1774 * config/avr/avr.h (base_arch_s): Add field n_segments.
1775 (ADDR_SPACE_PGM1, ADDR_SPACE_PGM2, ADDR_SPACE_PGM3,
1776 ADDR_SPACE_PGM4, ADDR_SPACE_PGM5, ADDR_SPACE_PGMX): New address spaces.
1777 (AVR_HAVE_ELPM, AVR_HAVE_ELPMX): New defines.
1778 (INIT_EXPANDERS): New define.
1779 * config/avr/avr-protos.h (avr_mem_pgmx_p): New.
1780 (avr_init_expanders): New.
1781 (avr_emit_movmemhi, avr_out_movmem): New.
1782 (avr_xload_libgcc_p): New.
1783 * config/avr/avr-c.c (avr_register_target_pragmas): Register
1784 address spaces __pgm1, __pgm2, __pgm3, __pgm4 __pgm5, __pgmx.
1785 (avr_cpu_cpp_builtins): Add built-in defines __PGM1,
1786 __PGM2, __PGM3, __PGM4, __PGM5, __PGMX.
1787 * config/avr/avr-devices.c (avr_arch_types): Set field n_segments.
1789 * config/avr/avr.c (AVR_SECTION_PROGMEM): Change define to cover
1790 3 bits instead of just 1.
1791 (xstring_empty, xstring_e, rampz_rtx): New static GTYed variables.
1792 (progmem_section): Change from section to array of sections.
1793 (progmem_section_prefix): New static variable.
1794 (avr_file_start): Print set for __RAMPZ__
1795 (avr_option_override): Move initialization of RTXes from here...
1796 (avr_init_expanders): ...to this new function.
1797 (avr_pgm_segment): New static function.
1798 (avr_decl_pgm_p): Handle error_mark_node.
1799 (avr_mem_pgmx_p, avr_decl_pgmx_p): New static functions.
1800 (avr_out_xload, avr_find_unused_d_reg): New static functions.
1801 (expand_prologue, expand_epilogue): Use rampz_rtx.
1802 (print_operand): Hande CONST_STRING.
1803 (avr_xload_libgcc_p): New static function.
1804 (avr_out_lpm_no_lpmx, avr_out_lpm): Handle ELPM.
1805 (avr_progmem_p): Return 2 for 24-bit flash address space.
1806 (avr_out_sbxx_branch): Clean-up code from ASn macros.
1807 (out_movqi_r_mr, out_movqi_mr_r): Ditto. And recognize RAMPZ's
1808 address and print symbolically.
1809 (avr_asm_named_section, avr_section_type_flags,
1810 avr_encode_section_info, avr_asm_select_section,
1811 avr_addr_space_address_mode, avr_addr_space_pointer_mode,
1812 avr_addr_space_legitimate_address_p, avr_addr_space_convert,
1813 avr_addr_space_legitimize_address): Handle new address spaces.
1814 (avr_output_progmem_section_asm_op): New static function.
1815 (avr_asm_init_sections): Initialize progmem_section[].
1816 (adjust_insn_length): Handle ADJUST_LEN_XLOAD, ADJUST_LEN_MOVMEM.
1817 (avr_const_address_lo16): New static function.
1818 (avr_assemble_integer): Use it to handle 3-byte integers.
1819 (avr_emit_movmemhi, avr_out_movmem): New functions.
1821 * config/avr/predicates.md (nox_general_operand): Handle new
1823 * config/avr/avr.md (unspec): Add UNSPEC_MOVMEM.
1824 (adjust_len): Add xload, movmem.
1825 (SP_ADDR): New define_constants.
1826 (isa): Add "lpm", "lpmx", "elpm", "elpmx".
1827 (enabled): Handle them.
1828 (load<mode>_libgcc): New expander.
1829 (*load.<mode>.libgcc): Rename to load_<mode>_libgcc.
1830 (xload8_A, xload<mode>_A): New insn-and-splits.
1831 (xload_8, xload_<mode>_libgcc, xload_<mode>, loadmem_elpm): New insns.
1832 (mov<mode>): Handle new address spaces.
1833 (movmemhi): Rewrite using avr_emit_movmemhi.
1834 (MOVMEM_r_d): New mode attribute.
1835 (movmem_<mode>, movmem_qi_elpm): New insns.
1836 (setmemhi, *clrmemqi, *clrmemhi, strlenhi, *strlenhi): Unquote
1837 C-code. Use label instead of hard-coded instrunction lengths.
1839 2011-11-18 Martin Jambor <mjambor@suse.cz>
1841 PR tree-optimization/50605
1842 * gimple.c (is_gimple_ip_invariant_address): Also handle MEM_REFs
1843 of IPA invariant decls.
1845 2011-11-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1847 * tree-outof-ssa.c (insert_back_edge_copies): Add call to
1848 mark_dfs_back_edges.
1850 2011-11-18 Iain Sandoe <iains@gcc.gnu.org>
1853 * configure.ac: Remove ranlib special-casing for Darwin.
1854 * configure: Regenerate.
1856 2011-11-18 Uros Bizjak <ubizjak@gmail.com>
1858 PR tree-optimization/51118
1859 * fold-const.c (fold_checksum_tree): Check for TS_TYPED structure
1860 before using TREE_TYPE accessor on expr.
1862 2011-11-17 Jan Hubicka <jh@suse.cz>
1865 * i386.c (atom_cost): Fix 32bit memset description.
1866 (expand_set_or_movmem_via_loop_with_iter): Output proper bounds check
1868 (expand_movmem_epilogue): Handle epilogues up to size 15 w/o producing
1870 (decide_alg): sse_loop is not useable wthen SSE2 is disabled;
1871 when not optimizing always use rep movsb or lincall; do not produce
1872 word sized loops when optimizing memset for size (to avoid need
1873 for large constants).
1874 (ix86_expand_movmem): Get into sync with ix86_expand_setmem;
1875 choose unroll factors better; always do 128bit moves when producing
1876 SSE loops; do not produce loopy epilogue when size is too small.
1877 (promote_duplicated_reg_to_size): Do not look into desired alignments
1878 when doing vector expansion.
1879 (ix86_expand_setmem): Track better when promoted value is available;
1880 choose unroll factors more sanely. Output loopy epilogue only
1883 2011-11-17 Steve Ellcey <sje@cup.hp.com>
1886 * output.h (fprint_w): Remove.
1887 * final.c (fprint_w): Remove.
1888 (output_addr_const): Change fprint_w back to fprintf.
1890 2011-11-17 Andrew Pinski <apinski@cavium.com>
1892 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for MIPS.
1894 2011-11-17 Andrew MacLeod <amacleod@redhat.com>
1896 * builtins.c (expand_builtin): Remove 4th parameter representing
1897 weak/strong mode when __atomic_compare_exchange becomes a library call.
1899 2011-11-17 Richard Henderson <rth@redhat.com>
1901 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Get
1902 new pseudo for target after convert_modes.
1903 (rs6000_expand_atomic_exchange, rs6000_expand_atomic_op): Likewise.
1905 2011-11-17 Richard Henderson <rth@redhat.com>
1907 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap): Get
1908 new pseudo for target after convert_modes.
1909 (rs6000_expand_atomic_exchange, rs6000_expand_atomic_op): Likewise.
1911 2011-11-17 Richard Henderson <rth@redhat.com>
1913 * builtins.c (expand_builtin_mem_thread_fence): Remove.
1914 (expand_builtin_mem_signal_fence): Remove.
1915 (expand_builtin_atomic_thread_fence): Use expand_mem_thread_fence.
1916 (expand_builtin_sync_synchronize): Likewise.
1917 (expand_builtin_atomic_signal_fence): Use expand_mem_signal_fence.
1918 * optabs.c (expand_asm_memory_barrier): Split out from
1919 expand_builtin_mem_signal_fence.
1920 (expand_mem_thread_fence): New, a combination of code from
1921 expand_builtin_mem_thread_fence and expand_builtin_sync_synchronize.
1922 (expand_mem_signal_fence): Moved and renamed from
1923 expand_builtin_mem_signal_fence.
1924 (expand_atomic_exchange): Use expand_mem_thread_fence.
1925 (expand_atomic_load, expand_atomic_store): Likewise.
1926 * expr.h, optabs.h: Update decls.
1928 2011-11-17 Bin Cheng <bin.cheng@arm.com>
1930 PR rtl-optimization/50663
1931 * cprop.c (implicit_set_indexes): New global variable.
1932 (insert_set_in_table): Add additional parameter and record implicit
1934 (hash_scan_set): Add additional parameter and pass it to above.
1935 (hash_scan_insn): Pass false to hash_scan_set.
1936 (compute_hash_table_work): Pass true to hash_scan_set.
1937 (compute_cprop_data): Add implicit set to AVIN of block which the
1938 implicit set is recorded for.
1939 (one_cprop_pass): Handle implicit_set_indexes array.
1941 2011-11-17 Michael Matz <matz@suse.de>
1945 * tree-ssa-live.c (mark_all_vars_used_1): Recurse only for decls of
1947 (remove_unused_locals): Ditto.
1949 2011-11-16 Richard Henderson <rth@redhat.com>
1951 * config/alpha/alpha.c (alpha_split_compare_and_swap_12): Copy
1952 ALIAS_SET_MEMORY_BARRIER when creating a new memory.
1953 (alpha_split_atomic_exchange_12): Likewise.
1954 * config/rs6000/rs6000.c (rs6000_adjust_atomic_subword): Likewise.
1956 2011-11-16 Joseph Myers <joseph@codesourcery.com>
1958 * config/i386/i386elf.h (PREFERRED_DEBUGGING_TYPE): Remove.
1960 2011-11-16 David Edelsohn <dje.gcc@gmail.com>
1962 * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags):
1963 Default to minimum alignment if decl is NULL.
1965 2011-11-16 Uros Bizjak <ubizjak@gmail.com>
1967 * config/i386/sse.md (round<mode>2_vec_pack_sfix): Optimize V2DFmode
1969 (<sse4_1>_round<ssemodesuffix>_vec_pack_sfix<avxsizesuffix>): Ditto.
1971 2011-11-16 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1973 * doc/invoke.texi: Document AMD bdver1 and btver1.
1975 2011-11-16 Richard Earnshaw <rearnsha@arm.com>
1976 Bernd Schmidt <bernds@coudesourcery.com>
1977 Sebastian Huber <sebastian.huber@embedded-brains.de>
1980 * config/arm/arm.c (store_multiple_sequence): Avoid cases where
1981 the base reg is stored iff compiling for Thumb1.
1983 2011-11-16 Razya Ladelsky <razya@il.ibm.com>
1985 PR tree-optimization/49960
1986 * tree-data-ref.c (initialize_data_dependence_relation): Add
1988 Remove call to compute_self_dependence.
1989 (compute_affine_dependence): Remove the !DDR_SELF_REFERENCE condition.
1990 (compute_self_dependence): Remove old code. Add call to
1991 compute_affine_dependence.
1992 (compute_all_dependences): Remove call to compute_self_dependence.
1993 Add call to compute_affine_dependence.
1995 2011-11-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1998 * expmed.c (store_bit_field_1): Use extract_bit_field on big
1999 endian targets if the source cannot be exactly covered by word
2002 2011-11-15 Joseph Myers <joseph@codesourcery.com>
2004 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Change STRING_LIMIT to
2007 2011-11-15 Richard Henderson <rth@redhat.com>
2009 * config/alpha/alpha.c (alpha_pre_atomic_barrier): New.
2010 (alpha_post_atomic_barrier): New.
2011 (alpha_split_atomic_op): New memmodel argument; honor it.
2012 (alpha_split_compare_and_swap): Take array of operands. Honor
2013 memmodel; always set bool output
2014 (alpha_expand_compare_and_swap_12): Similarly.
2015 (alpha_split_compare_and_swap_12): Similarly.
2016 (alpha_split_atomic_exchange): Similarly. Rename from
2017 alpha_split_lock_test_and_set.
2018 (alpha_expand_atomic_exchange_12): Similarly. Rename from
2019 alpha_expand_lock_test_and_set_12.
2020 (alpha_split_atomic_exchange_12): Similarly. Rename from
2021 alpha_split_lock_test_and_set_12.
2022 * config/alpha/alpha-protos.h: Update.
2023 * config/alpha/alpha.md (UNSPECV_CMPXCHG): New.
2024 * config/alpha/constraints.md ("w"): New.
2025 * config/alpha/predicates.md (mem_noofs_operand): New.
2026 * config/alpha/sync.md (atomic_compare_and_swap<mode>): Rename from
2027 sync_compare_and_swap<mode>; add the new parameters.
2028 (atomic_exchange<mode>): Update from sync_test_and_set<mode>.
2029 (atomic_fetch_<op><mode>): Update from sync_old_<op><mode>.
2030 (atomic_<op>_fetch<mode>): Update from sync_new_<op><mode>.
2031 (atomic_<op><mode>): Update from sync_<op><mode>.
2033 2011-11-16 Tom de Vries <tom@codesourcery.com>
2035 * tree-ssa-tail-merge.c (replace_block_by): Add frequency of bb2 to bb1.
2037 2011-11-16 Alan Modra <amodra@gmail.com>
2039 PR rtl-optimization/51051
2041 * function.c (thread_prologue_and_epilogue_insns): Guard
2042 emitting return with single_succ_p test.
2044 2011-11-15 Joern Rennecke <joern.rennecke@embecosm.com>
2046 * config/epiphany/epiphany.md (mov<mode>cc): Fix code to
2047 get mode from CMP_OP1 if CMP_OP0 is VOIDmode.
2049 2011-11-15 Uros Bizjak <ubizjak@gmail.com>
2051 * config/i386/sse.md (vec_pack_trunc_v2df): Optimize sequence for AVX.
2052 (vec_pack_sfix_trunc_v2df): Ditto.
2053 (vec_pack_sfix_v2df): Ditto.
2054 (vec_pack_sfix_trunc_v4df): Generate fix_truncv4dfv4si2 and
2055 avx_vec_concatv8si patterns.
2056 (vec_pack_sfix_v4df): Generate avx_cvtpd2dq256 and
2057 avx_vec_concatv8si patterns.
2059 2011-11-15 Torvald Riegel <triegel@redhat.com>
2061 * c-parser.c (c_parser_transaction_expression): Require parentheses
2062 when parsing transaction expressions.
2064 2011-11-15 Tristan Gingold <gingold@adacore.com>
2066 * incpath.c (get_added_cpp_dirs): New function.
2067 * incpath.h (get_added_cpp_dirs): Declare.
2068 * config/vms/vms-c.c (vms_c_register_includes): New function.
2069 (vms_std_modules): New variable.
2070 * config/vms/vms.h (TARGET_EXTRA_INCLUDES): Define.
2071 (vms_c_register_includes): Declare.
2073 2011-11-15 Tristan Gingold <gingold@adacore.com>
2075 * c-family/c-pragma.h (pragma_extern_prefix): Declare.
2076 * c-family/c-pragma.c (pragma_extern_prefix): Make it public.
2077 * config/vms/vms-c.c (saved_extern_prefix): New variable.
2078 (vms_pragma_extern_prefix): New function.
2079 (vms_c_register_pragma): Register vms_pragma_extern_prefix.
2081 2011-11-15 Georg-Johann Lay <avr@gjlay.de>
2084 * config/avr/avr.h (ADDR_SPACE_PGM): New address spaces.
2085 (REGISTER_TARGET_PRAGMAS): New define.
2086 * config/avr/avr-protos.h (avr_mem_pgm_p): New.
2087 (avr_load_libgcc_p): New.
2088 (avr_register_target_pragmas): New.
2089 (asm_output_external_libcall): Remove.
2090 (avr_log_t): Add field "progmem". Order alphabetically.
2091 * config/avr/avr-log.c (avr_log_set_avr_log): Set avr_log.progmem.
2092 * config/avr/avr-c.c (langhooks.h): New include.
2093 (avr_register_target_pragmas): New function. Register address
2095 (avr_cpu_cpp_builtins): Add built-in define __PGM.
2097 * config/avr/avr.c: Include "c-family/c-common.h".
2098 (TARGET_LEGITIMATE_ADDRESS_P): Remove define.
2099 (TARGET_LEGITIMIZE_ADDRESS): Remove define.
2100 (TARGET_ADDR_SPACE_SUBSET_P): Define to...
2101 (avr_addr_space_subset_p): ...this new static function.
2102 (TARGET_ADDR_SPACE_CONVERT): Define to...
2103 (avr_addr_space_convert): ...this new static function.
2104 (TARGET_ADDR_SPACE_ADDRESS_MODE): Define to...
2105 (avr_addr_space_address_mode): ...this new static function.
2106 (TARGET_ADDR_SPACE_POINTER_MODE): Define to...
2107 (avr_addr_space_pointer_mode): ...this new static function.
2108 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define to...
2109 (avr_addr_space_legitimate_address_p): ...this new static function.
2110 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Define to...
2111 (avr_addr_space_legitimize_address): ...this new static function.
2112 (avr_mode_code_base_reg_class): Handle address spaces.
2113 (avr_regno_mode_code_ok_for_base_p): Ditto.
2114 (lpm_addr_reg_rtx, lpm_reg_rtx, all_regs_rtx): New static variables.
2115 (avr_option_override): Initialize them.
2116 (output_reload_in_const): Use all_regs_rtx. Fix signedness of loop
2118 (avr_pgm_segment): New static function.
2119 (avr_decl_pgm_p, avr_mem_pgm_p): New static functions.
2120 (avr_out_lpm, avr_out_lpm_no_lpmx): New static functions.
2121 (output_movqi, output_movhi, output_movsisf, avr_out_movpsi): Call
2122 avr_out_lpm to handle loads from progmem.
2123 (avr_load_libgcc_p): New static function.
2124 (avr_progmem_p): Test if decl is in flash.
2125 (avr_pgm_pointer_const_p): New static function.
2126 (avr_nonconst_pointer_addrspace): New static function.
2127 (avr_pgm_check_var_decl): New static function.
2128 (avr_insert_attributes): Use it. Change error message to report
2129 cause (progmem or address space) when code wants to write to flash.
2130 (avr_section_type_flags): Unset section flag SECTION_BSS for
2133 * config/avr/predicates.md (nop_general_operand): New predicate.
2134 (nox_general_operand): New predicate.
2135 * config/avr/avr.md (LPM_REGNO): New define_constant.
2136 (load<mode>_libgcc): New expander.
2137 (*load.<mode>.libgcc): New insn.
2138 (mov<mode>): Handle loads from non-generic AS.
2139 (movmemhi): Ditto. Propagate address space information to newly
2141 (movqi_insn, *movhi, *movpsi, *movsi, *movsf): Change predicate #1
2142 to nox_general_operand.
2143 (ashrqi3, ashrhi3, ashrsi3): Change predicate #1 to
2144 nop_general_operand.
2145 (ashlqi3, *ashlqi3, ashlhi3, ashlsi3): Ditto.
2146 (lshrqi3, *lshrqi3, lshrhi3, lshrsi3): Ditto.
2147 (split-lpmx): New split.
2148 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
2149 *lshrhi3_const, *lshrsi3_const): Indent, unquote C.
2151 2011-11-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2153 * ipa-cp.c (ipa_value_from_jfunc): Make global.
2154 (ipa_cst_from_jfunc): Remove, use ipa_value_from_jfunc instead.
2155 (get_indirect_edge_target): Rename, make global.
2156 (devirtualization_time_bonus, estimate_local_effects,)
2157 (ipcp_discover_new_direct_edges): Update.
2158 * ipa-inline-analysis.c (evaluate_conditions_for_edge):
2159 Generalize to also handle types. Rename to ...
2160 (evaluate_properties_for_edge): Use instead of
2161 evaluate_conditions_for_edge.
2162 (estimate_edge_devirt_benefit): New function.
2163 (estimate_calls_size_and_time): Use it.
2164 (estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,)
2165 (inline_merge_summary): Update.
2166 (do_estimate_edge_time, do_estimate_edge_growth): Update. Calculate
2167 parameter information at the call site and pass it on to subroutines.
2168 * tree-inline.c (estimate_num_insns): Distinguish between direct and
2170 (init_inline_once): Set size and time costs or indirect calls.
2171 * tree-inline.h (eni_weights): Add indirect_call_cost.
2173 2011-11-15 Tom de Vries <tom@codesourcery.com>
2175 PR tree-optimization/51005
2176 * tree-ssa-tail-merge.c (delete_basic_block_same_succ): Rename to
2177 mark_basic_block_deleted.
2178 (update_worklist): Inline purge_bbs.
2179 (purge_bbs, unlink_virtual_phi, update_vuses, vop_at_entry)
2180 (delete_block_update_dominator_info): Remove.
2181 (replace_block_by): Remove update_vops parameter. Partially evaluate
2182 for update_vops == false.
2183 (apply_clusters): Remove update_vops parameter. Remove update_vops
2184 argument in replace_block_by call.
2185 (update_debug_stmts): Remove MAY_HAVE_DEBUG_STMTS test.
2186 (tail_merge_optimize): Remove update_vops argument to apply_clusters.
2187 Remove call to purge_bbs. Add calls to calculate_dominance_info and
2188 free_dominance_info. Add MAY_HAVE_DEBUG_STMTS before calling
2189 update_debug_stmts. Mark vop var for renaming, if necessary.
2191 2011-11-15 Bernd Schmidt <bernds@codesourcery.com>
2193 PR rtl-optimization/51051
2194 * cfgrtl.c (cfg_layout_can_merge_blocks_p): Return FALSE if the
2195 move would cause fallthrough into the exit block.
2197 2011-11-14 Richard Henderson <rth@redhat.com>
2199 * config/rs6000/rs6000.c (emit_load_locked): Assert the mode is
2201 (emit_store_conditional): Likewise.
2202 (rs6000_pre_atomic_barrier, rs6000_post_atomic_barrier): New.
2203 (rs6000_adjust_atomic_subword): New.
2204 (rs6000_mask_atomic_subword, rs6000_finish_atomic_subword): New.
2205 (rs6000_expand_atomic_op): Rename from rs6000_emit_sync; rewrite
2206 for pre-reload expansion.
2207 (rs6000_split_compare_and_swap, rs6000_split_compare_and_swapqhi,
2208 rs6000_expand_compare_and_swapqhi): Merge into ...
2209 (rs6000_expand_atomic_compare_and_swap): ... here. New function.
2210 rs6000_split_lock_test_and_set; expand immediately. Handle
2212 * config/rs6000/rs6000.md (UNSPEC_LWSYNC): Move and rename
2213 from UNSPECV_LWSYNC.
2214 * config/rs6000/sync.md (fetchopsi_constr, fetchopdi_constr): Remove.
2215 (mem_thread_fence): New.
2216 (hwsync): Rename from memory_barrier.
2217 (*hwsync): Rename from *sync_internal.
2218 (lwsync, *lwsync): Mirror hwsync implementation.
2219 (isync): Don't reference memory.
2221 (atomic_load<INT>, atomic_store<INT>): New.
2222 (ATOMIC): New mode iterator.
2223 (load_locked<ATOMIC>): Rename from load_locked_<GPR>.
2224 (store_conditional<ATOMIC>): Rename from store_conditional_<GPR>.
2225 (sync_compare_and_swap<GPR>): Remove.
2226 (sync_compare_and_swaphi, sync_compare_and_swapqi): Remove.
2227 (sync_compare_and_swapqhi_internal): Remove.
2228 (sync_lock_test_and_set<GPR>): Remove.
2229 (sync_<FETCHOP><INT1>): Remove.
2230 (*sync_<FETCHOP>si_internal, *sync_<FETCHOP>di_internal): Remove.
2231 (sync_nand<INT1>, *sync_nand<GPR>_internal): Remove.
2232 (sync_old_<FETCHOP><GPR>): Remove.
2233 (*sync_old_<FETCHOP>si_internal): Remove.
2234 (*sync_old_<FETCHOP>di_internal): Remove.
2235 (sync_old_nand<INT1>): Remove.
2236 (*sync_old_nand<GPR>_internal): Remove.
2237 (sync_new_<FETCHOP><GPR>): Remove.
2238 (*sync_new_<FETCHOP>si_internal): Remove.
2239 (*sync_new_<FETCHOP>di_internal): Remove.
2240 (sync_new_nand<INT1>): Remove.
2241 (*sync_new_nand<GPR>_internal): Remove.
2242 (*atomic_andsi, *atomic_anddi): Remove.
2243 (*sync_addshort_internal, *sync_subshort_internal): Remove.
2244 (*sync_andsi_internal, *sync_boolsi_internal): Remove.
2245 (*sync_boolcshort_internal): Remove.
2246 (sync_lock_release<INT1>): Remove.
2247 (atomic_compare_and_swap<INT1>): New.
2248 (atomic_exchange<INT1>): New.
2249 (atomic_<FETCHOP><INT1>, atomic_nand<INT1>): New.
2250 (atomic_fetch_<FETCHOP><INT1>, atomic_fetch_nand<INT1>): New.
2251 (atomic_<FETCHOP>_fetch<INT1>, atomic_nand_fetch<INT1>): New.
2253 2011-11-14 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/sse.md (round<mode>2): Use register_operand for
2256 operand 1 predicate.
2257 (round<mode>2_sfix): Ditto.
2258 (round<mode>2_vec_pack_sfix): Ditto for operand 1 and operand 2.
2260 2011-11-14 Nathan Sidwell <nathan@acm.org>
2262 * gcov.c (canonicalize_name): Protect use of S_ISLNK.
2264 2011-11-14 Jan Hubicka <jh@suse.cz>
2267 * config/i386/i386.c (core cost model): Correct pasto.
2269 2011-11-14 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/sse.md (round<mode>2_sfix): New expander.
2272 (round<mode>2_vec_pack_sfix): Ditto.
2273 (<sse4_1>_round<ssemodesuffix>_sfix<avxsizesuffix>): Ditto.
2274 (<sse4_1>_round<ssemodesuffix>_vec_pack_sfix<avxsizesuffix>): Ditto.
2275 * config/i386/builtin-types.def (V4SI_FTYPE_V4SF_ROUND,
2276 V8SI_FTYPE_V8SF_ROUND, V4SI_FTYPE_V2DF_V2DF_ROUND,
2277 V8SI_FTYPE_V4DF_V4DF_ROUND): New builtin types.
2278 * config/i386/i386.c (ix86_builtins): Add
2279 IX86_BUILTIN_{FLOORPD,CEILPD,ROUNDPD_AZ}_VEC_PACK_SFIX{,256} and
2280 IX86_BUILTIN_{FLOORPS,CEILPS,ROUNDPS_AZ}_SFIX{,256} defines.
2281 (bdesc_args): Add __builtin_ia32_{floorpd,ceilpd}_vec_pack_sfix{,256},
2282 __builtin_ia32_roundpd_az_vec_pack_sfix{,256},
2283 __builtin_ia32_{floorps,ceilps}_sfix{,256}and
2284 __builtin_ia32_roundps_az_sfix{,256} descriptions.
2285 (ix86_expand_sse_round_vec_pack_sfix): New.
2286 (ix86_expand_args_builtin): Handle V4SI_FTYPE_V4SF_ROUND,
2287 V8SI_FTYPE_V8SF_ROUND, V4SI_FTYPE_V2DF_V2DF_ROUND and
2288 V8SI_FTYPE_V4DF_V4DF_ROUND types. Check last argument of
2289 CODE_FOR_sse4_1_roundpd_vec_pack_sfix, CODE_FOR_sse4_1_roundps_sfix,
2290 CODE_FOR_avx_roundpd_vec_pack_sfix256 and CODE_FOR_avx_roundps_sfix256.
2291 (ix86_builtin_vectorized_function): Handle
2292 BUILT_IN_{I,L,LL}FLOOR{,F}, BUILT_IN_{I,L,LL}CEIL{,F} and
2293 BUILT_IN_{I,L,LL}ROUND{,F}
2295 2011-11-14 Jan Hubicka <jh@suse.cz>
2298 * cgraph.h (varpool_externally_visible_p): Declare.
2299 (varpool_add_new_variable): Declare.
2300 * tree-emultls.c (get_emutls_init_templ_addr,
2301 new_emutls_decl): Use varpool_add_new_variable.
2302 * ipa.c (varpool_externally_visible_p): Export.
2303 * varpool.c (varpool_add_new_variable): New function.
2305 2011-11-14 Michael Zolotukhin <michael.v.zolotukhin@gmail.com>
2306 Jan Hubicka <jh@suse.cz>
2308 * config/i386/i386.h (processor_costs): Add second dimension to
2309 stringop_algs array.
2310 * config/i386/i386.c (cost models): Initialize second dimension of
2311 stringop_algs arrays.
2312 (core_cost): New costs based on generic64 costs with updated stringop
2314 (promote_duplicated_reg): Add support for vector modes, add
2316 (promote_duplicated_reg_to_size): Likewise.
2317 (processor_target): Set core costs for core variants.
2318 (expand_set_or_movmem_via_loop_with_iter): New function.
2319 (expand_set_or_movmem_via_loop): Enable reuse of the same iters in
2320 different loops, produced by this function.
2321 (emit_strset): New function.
2322 (expand_movmem_epilogue): Add epilogue generation for bigger sizes,
2323 use SSE-moves where possible.
2324 (expand_setmem_epilogue): Likewise.
2325 (expand_movmem_prologue): Likewise for prologue.
2326 (expand_setmem_prologue): Likewise.
2327 (expand_constant_movmem_prologue): Likewise.
2328 (expand_constant_setmem_prologue): Likewise.
2329 (decide_alg): Add new argument align_unknown. Fix algorithm of
2330 strategy selection if TARGET_INLINE_ALL_STRINGOPS is set; Skip sse_loop
2331 (decide_alignment): Update desired alignment according to chosen move
2333 (ix86_expand_movmem): Change unrolled_loop strategy to use SSE-moves.
2334 (ix86_expand_setmem): Likewise.
2335 (ix86_slow_unaligned_access): Implementation of new hook
2336 slow_unaligned_access.
2337 * config/i386/i386.md (strset): Enable half-SSE moves.
2338 * config/i386/sse.md (vec_dupv4si): Add expand for vec_dupv4si.
2339 (vec_dupv2di): Add expand for vec_dupv2di.
2341 2011-11-14 Dimitrios Apostolou <jimis@gmx.net>
2345 * config/elfos.h (TARGET_ASM_INTERNAL_LABEL): Remove.
2346 * varasm.c (default_elf_internal_label): Remove.
2348 2011-11-14 Kai Tietz <ktietz@redhat.com>
2350 * gcov.c (generate_results): Add missing semicolon and correct indent.
2352 2011-11-14 Ira Rosen <ira.rosen@linaro.org>
2355 * tree-vect-stmts.c (vectorizable_condition): Initialize comp_vectype.
2357 2011-11-14 Mingjie Xing <mingjie.xing@gmail.com>
2359 * doc/invoke.texi (Wunused-result): Change @pxref{Variable Attributes}
2360 to @pxref{Function Attributes}.
2362 2011-11-13 Oleg Endo <oleg.endo@t-online.de>
2365 * config/sh/sh.h (IS_LITTLE_ENDIAN_OPTION, UNSUPPORTED_SH2A):
2367 (DRIVER_SELF_SPECS): Use new macros to filter out unsupported options
2368 taking the default configuration into account.
2370 2011-11-13 Jonathan Wakely <jwakely.gcc@gmail.com>
2372 * doc/install.texi (Specific): Fix anchor for
2373 x86_64-*-solaris2.1[0-9]*.
2375 2011-11-13 Nathan Sidwell <nathan@acm.org>
2377 * gcov.c (source_prefix, source_length): New globals.
2378 (flag_relative_only): Likewise.
2379 (print_usage, options, process_args): Update.
2380 (generate_results): Use coverage.name, check
2381 flag_relative_only. Adjust messages.
2382 (find_source): Check source_prefix.
2383 (output_lines): Use coverage.name, adjust messages.
2384 * doc/gcov.texi (Invoking Gcov): Document new options.
2386 2011-11-12 Jason Merrill <jason@redhat.com>
2389 * gimplify.c (gimplify_target_expr): Add a clobber to the cleanup.
2390 (gimplify_modify_expr): Don't try to simplify it.
2392 2011-11-12 Dimitrios Apostolou <jimis@gmx.net>
2395 * config/elfos.h (STRING_ASM_OP): Define.
2396 * varasm.c (default_elf_asm_output_limited_string): Use it.
2399 * gcc/configure.ac: Check for stpcpy declaration.
2400 * system.h: Declare it if not.
2401 * config.in, configure: Regenerate.
2403 2011-11-12 Richard Henderson <rth@redhat.com>
2405 * config/rs6000/rs6000.md (fix_trunc<SFDF>si2_stfiwx): Use
2406 nonimmediate_operand for the destination.
2407 (fixuns_trunc<SFDF>si2_stfiwx): Likewise.
2409 * builtins.c (expand_builtin_compare_and_swap): If target is const0,
2410 don't pass the target to expand_atomic_compare_and_swap.
2411 (expand_builtin_atomic_compare_exchange): Likewise.
2413 * config/sh/linux.h (TARGET_INIT_LIBFUNCS): New.
2414 * config/sh/sh.c (sh_init_sync_libfuncs): New.
2416 * config/pa/pa-linux.h (TARGET_SYNC_LIBCALL): New.
2417 * config/pa/pa.h (TARGET_SYNC_LIBCALL): New default.
2418 * config/pa/pa.c (pa_init_libfuncs): Use init_sync_libfuncs.
2420 2011-11-12 Iain Sandoe <iains@gcc.gnu.org>
2423 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2424 Only expand a symbol ref. into an access when the entity is defined
2427 2011-11-12 Jan Hubicka <jh@suse.cz>
2430 * cgraphunit.c (output_weakrefs): Output really only weakrefs.
2432 2011-11-12 Nathan Sidwell <nathan@acm.org>
2434 * gcov.c (struct name_map): New.
2435 (names, n_names, a_names): New global vars.
2436 (print_usage): Adjust usage.
2437 (generate_results): Canonicalize main file name.
2438 (release_structures): Adjust.
2439 (name_search, name_sort): New callbacks.
2440 (find_source): Look for and create a canonical name.
2441 (canonicalize_name): New.
2442 (make_gcov_file_name): Reimplement and fix mangling.
2444 * doc/gcov.texi: Update documentation about path preservation.
2446 2011-11-11 David S. Miller <davem@davemloft.net>
2448 * config/sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Delete.
2449 * config/sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Delete.
2451 2011-11-11 Jakub Jelinek <jakub@redhat.com>
2453 * config/i386/i386-protos.h (ix86_maybe_emit_epilogue_vzeroupper):
2455 * config/i386/i386.c (ix86_maybe_emit_epilogue_vzeroupper): New
2457 (ix86_expand_epilogue): Use it.
2458 * config/i386/i386.md (return, simple_return): Call it in the
2461 PR tree-optimization/51091
2462 * tree-stdarg.c (execute_optimize_stdarg): Ignore TREE_CLOBBER_P
2463 rhs also in the va_list_simple_ptr case.
2465 PR tree-optimization/51058
2466 * tree-vect-slp.c (vect_remove_slp_scalar_calls): New function.
2467 (vect_schedule_slp): Call it.
2468 * tree-vect-stmts.c (vectorizable_call): If slp_node != NULL,
2469 don't replace scalar calls with setting of their lhs to zero here.
2471 PR tree-optimization/51074
2472 * fold-const.c (vec_cst_ctor_to_array, fold_vec_perm): New functions.
2473 (fold_binary_loc): Handle VEC_EXTRACT_EVEN_EXPR,
2474 VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR and
2475 VEC_INTERLEAVE_LOW_EXPR with VECTOR_CST or CONSTRUCTOR operands.
2476 (fold_ternary_loc): Handle VEC_PERM_EXPR with VECTOR_CST or
2477 CONSTRUCTOR operands.
2478 * tree-ssa-propagate.c (valid_gimple_rhs_p): Handle ternary
2480 * tree-vect-generic.c (lower_vec_perm): Mask sel_int elements
2481 to 0 .. 2 * elements - 1.
2483 2011-11-11 Richard Henderson <rth@redhat.com>
2485 * gimple-pretty-print.c (dump_gimple_omp_atomic_load): Dump needed.
2486 (dump_gimple_omp_atomic_store): Likewise.
2487 * optabs.c (can_atomic_exchange_p): New.
2488 * optabs.h (can_atomic_exchange_p): Declare.
2489 * omp-low.c (expand_omp_atomic_load): Implement.
2490 (expand_omp_atomic_store): Likewise.
2491 (expand_omp_atomic): Update for new arguments to load/store.
2493 2011-11-11 Eric Botcazou <ebotcazou@adacore.com>
2495 * cprop.c: Adjust outdated comments throughout.
2496 (hash_scan_set): Rename PAT parameter into SET.
2497 (cprop_pavloc): Rename into...
2498 (cprop_avloc): ...this.
2499 (cprop_absaltered): Rename into...
2500 (cprop_kill): ...this.
2501 (alloc_cprop_mem): Adjust for above renaming.
2502 (free_cprop_mem): Likewise.
2503 (compute_cprop_data): Likewise.
2504 (compute_local_properties): Rename TRANSP parameter into KILL and
2505 adjust throughout. Rework comments.
2506 (try_replace_reg): Fix long line.
2507 (cprop_jump): Likewise.
2508 (constprop_register): Fix prototype and take INSN last.
2509 (cprop_insn): Adjust calls to above function. Fix long lines.
2510 (bypass_block): Likewise.
2511 (one_cprop_pass): Likewise.
2513 2011-11-11 Uros Bizjak <ubizjak@gmail.com>
2515 * config/alpha/elf.h (ELF_ASCII_ESCAPES): Rename from ESCAPES.
2516 (ELF_STRING_LIMIT): Rename from STRING_LIMIT.
2518 2011-11-11 Jason Merrill <jason@redhat.com>
2520 * varasm.c (default_elf_asm_output_limited_string): #ifdef
2522 (default_elf_asm_output_ascii): Likewise.
2524 2011-11-11 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/constraints.md (j): New address constraint.
2528 * config/i386/predicates.md (lea_address_operand): Redefine as
2530 * config/i386/i386.md (*lea_3_zext): Use "j" constraint for operand 1.
2531 (*lea_4_zext): Ditto.
2533 2011-11-11 David S. Miller <davem@davemloft.net>
2536 2011-11-05 David S. Miller <davem@davemloft.net>
2538 * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): New unspec.
2539 (zero-extend_v8qi_vis, zero_extend_v4hi_vis): New expanders.
2540 (*zero_extend_v8qi_<P:mode>_insn,
2541 *zero_extend_v4hi_<P:mode>_insn): New insns.
2542 * config/sparc/sparc.c (vector_init_move_words,
2543 vector_init_prepare_elts, sparc_expand_vector_init_vis2,
2544 sparc_expand_vector_init_vis1): New functions.
2545 (vector_init_bshuffle): Rewrite to handle more cases and make use
2546 of locs[] array prepared by vector_init_prepare_elts.
2547 (vector_init_fpmerge, vector_init_faligndata): Delete.
2548 (sparc_expand_vector_init): Rewrite using new infrastructure.
2550 2011-11-11 Jakub Jelinek <jakub@redhat.com>
2552 * opts-common.c (generate_canonical_option): Free opt_text
2553 it it has been allocated here and not stored anywhere.
2555 * tree-vect-slp.c (vect_free_slp_tree): Also free SLP_TREE_CHILDREN
2557 (vect_create_new_slp_node): Don't allocate node before checking stmt
2559 (vect_free_oprnd_info): Remove FREE_DEF_STMTS argument, always
2560 free def_stmts vectors and additionally free oprnd_info.
2561 (vect_build_slp_tree): Adjust callers. Call it even if
2562 stop_recursion. If vect_create_new_slp_node or
2563 vect_build_slp_tree fails, properly handle freeing memory.
2564 If it succeeded, clear def_stmts in oprnd_info.
2566 2011-11-11 Dimitrios Apostolou <jimis@gmx.net>
2568 * defaults.h (ASM_OUTPUT_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Expand on
2569 multiple lines for readability.
2570 * output.h (fprint_whex, fprint_w, fprint_ul, sprint_ul): Declare.
2571 (ASM_OUTPUT_LABELREF): Call fputs instead of asm_fprintf.
2572 * dwarf2asm.c (dw2_assemble_integer, dw2_asm_output_data,
2573 dw2_asm_data_uleb128, dw2_asm_delta_uleb128,
2574 dw2_asm_delta_sleb128): Convert fprintf calls to the new functions.
2575 * dwarf2out.c (dwarf2out_source_line): Call fprint_ul instead of
2577 * final.c (fprint_whex, fprint_w, fprint_ul, sprint_ul): New functions
2578 serving as fast replacements for fprintf integer to string conversions.
2579 (sprint_ul_rev): Internal helper for the above.
2580 (output_addr_const) <CONST_INT>: Don't use fprintf.
2581 * varasm.c: Fix some whitespace inconsistencies.
2582 (default_elf_asm_output_limited_string): New.
2583 (default_elf_asm_output_ascii): Likewise.
2584 (default_elf_internal_label): Likewise.
2585 * config/elfos.h (ASM_GENERATE_INTERNAL_LABEL): Use sprint_ul and
2586 stpcpy instead of sprintf.
2587 (TARGET_ASM_INTERNAL_LABEL): Define as default_elf_internal_label.
2588 (ELF_ASCII_ESCAPES, ELF_STRING_LIMIT): Rename from old ESCAPES and
2589 STRING_LIMIT macros.
2590 (ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII): Call functions that
2591 provide the same functionality.
2592 * config/i386/i386.c (print_reg): Call fprint_ul instead of fprintf.
2594 2011-11-10 Andrew MacLeod <amacleod@redhat.com>
2596 * doc/extend.texi: Document __atomic_test_and_set and __atomic_clear.
2598 2011-11-10 Andrew MacLeod <amacleod@redhat.com>
2601 * builtins.c (expand_builtin_atomic_clear): New. Expand atomic_clear.
2602 (expand_builtin_atomic_test_and_set): New. Expand atomic test_and_set.
2603 (expand_builtin): Add cases for test_and_set and clear.
2604 * sync-builtins.def (BUILT_IN_ATOMIC_TEST_AND_SET): New.
2605 (BUILT_IN_ATOMIC_CLEAR): New.
2607 2011-11-10 Roberto Agostino Vitillo <ravitillo@lbl.gov>
2610 * dwarf2out.c (set_cur_line_info_table): Restore the last is_stmt
2611 value in the current line table.
2613 2011-11-10 Nathan Sidwell <nathan@acm.org>
2615 * gcov.c (struct function_info): Make src an index, not a pointer.
2616 (struct source_info): Remove index and next source fields.
2617 (fn_end): New static var.
2618 (sources_index): Remove.
2619 (sources): Now a pointer to an array, not a list.
2620 (n_sources, a_sources): New.
2621 (process_file): Adjust for changes to read_graph_file. Insert
2622 functions into source lists and check line numbers here.
2623 (generate_results): Only allocate lines for sources with
2624 contents. Adjust for source array.
2625 (release_structures): Likewise.
2626 (find_source): Return source index, adjust for source array.
2627 (read_graph_file): Return function list. Don't insert into source
2629 (read_count_file): Take list of functions.
2630 (solve_flow_graph): Reverse the arc lists here.
2631 (add_line_counts): Adjust for source array.
2633 2011-11-10 Jakub Jelinek <jakub@redhat.com>
2636 * tree-object-size.c (addr_object_size): Check TREE_CODE of
2637 MEM_REF's operand rather than code of the MEM_REF itself.
2639 2011-11-10 Andrew MacLeod <amacleod@redhat.com>
2641 PR rtl-optimization/51040
2642 * optabs.c (expand_atomic_fetch_op): Patchup code for NAND should
2643 be AND followed by NOT.
2644 * builtins.c (expand_builtin_atomic_fetch_op): Patchup code for NAND
2645 should be AND followed by NOT.
2647 2011-11-10 Jakub Jelinek <jakub@redhat.com>
2649 * vec.h (VEC_BASE): If base is at offset 0 in the structure,
2650 use &(P)->base even if P is NULL.
2652 PR rtl-optimization/51023
2653 * combine.c (simplify_comparison) <case SIGN_EXTEND>: Don't use
2654 val_signbit_known_clear_p for signed comparison narrowing
2655 optimization. Don't check for non-VOIDmode, use
2656 HWI_COMPUTABLE_MODE_P macro.
2657 <case ZERO_EXTEND>: Don't check for non-VOIDmode.
2658 Optimize even when const_op is equal to GET_MODE_MASK (mode),
2659 don't optimize if const_op is negative.
2661 2011-11-10 Richard Guenther <rguenther@suse.de>
2663 PR tree-optimization/51042
2664 * tree-ssa-pre.c (phi_translate_1): Avoid recursing on
2665 self-referential expressions. Refactor code to avoid duplication.
2667 2011-11-10 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/51070
2670 * tree-loop-distribution.c (generate_builtin): Do not replace
2671 the loop with a builtin if the partition contains statements which
2672 results are used outside of the loop.
2673 (pass_loop_distribution): Verify and collect.
2675 2011-11-10 Richard Guenther <rguenther@suse.de>
2677 PR tree-optimization/51030
2678 * tree-ssa-phiopt.c (jump_function_from_stmt): New function.
2679 (value_replacement): Use it to handle trivial non-empty
2680 intermediate blocks.
2682 2011-11-10 Richard Guenther <rguenther@suse.de>
2685 * gimple.c (gimple_has_side_effects): Remove checking code
2686 that doesn't belong here.
2688 2011-11-10 Ira Rosen <ira.rosen@linaro.org>
2690 PR tree-optimization/51058
2691 * tree-vect-slp.c (vect_get_constant_vectors): Handle CALL_EXPR.
2693 2011-11-10 Jakub Jelinek <jakub@redhat.com>
2695 PR tree-optimization/51000
2696 * tree-vect-patterns.c (vect_recog_bool_pattern): If adding
2697 a pattern stmt for a bool store, adjust DR_STMT too.
2698 Don't handle bool conversions to single bit precision lhs.
2699 * tree-vect-stmts.c (vect_remove_stores): If next is a pattern
2700 stmt, remove its related stmt and free its stmt_vinfo.
2701 (free_stmt_vec_info): Free also pattern stmt's vinfo and
2702 pattern def stmt's vinfo.
2703 * tree-vect-loop.c (destroy_loop_vec_info): Don't try to
2704 free pattern stmt's vinfo here.
2705 (vect_transform_loop): When calling vect_remove_stores,
2706 do gsi_next first and don't call gsi_remove. If not strided
2707 store, free stmt vinfo for gsi_stmt (si) rather than stmt.
2709 2011-11-09 Jakub Jelinek <jakub@redhat.com>
2712 * config/i386/i386.c (expand_vec_perm_interleave2): If d->vmode is
2713 V4SImode, !TARGET_SSE2 and punpck[lh]* is needed, change dremap.vmode
2716 * function.h (requires_stack_frame_p): New prototype.
2717 * function.c (requires_stack_frame_p): No longer static.
2718 * config/i386/i386.c (ix86_finalize_stack_realign_flags): If
2719 stack_realign_fp was just a conservative guess for a function
2720 which doesn't use sp/fp/argp at all, clear frame_pointer_needed
2721 and stack realignment.
2723 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com>
2725 PR preprocessor/51061
2726 * incpath.c (merge_include_chains): Make sure to not pass null
2727 pointers to free_path.
2729 2011-11-09 Paolo Carlini <paolo.carlini@oracle.com>
2731 * doc/invoke.texi ([Option Summary, C++ Language Options]):
2732 Add -Wzero-as-null-pointer-constant.
2734 2011-11-07 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
2736 * config/arm/arm-cores.def: Add -mcpu=cortex-a7.
2737 * config/arm/arm-tables.opt: Regenerate.
2738 * config/arm/arm-tune.md: Likewise.
2739 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex A-7.
2740 * doc/invoke.texi: Document -mcpu=cortex-a7.
2742 2011-11-09 Richard Guenther <rguenther@suse.de>
2745 2011-11-09 Richard Guenther <rguenther@suse.de>
2747 * tree-cfg.c (verify_gimple_call): Verify that
2748 gimple_call_cannot_inline_p is returning a conservative
2749 correct result according to gimple_check_call_matching_types.
2751 2011-11-09 Richard Guenther <rguenther@suse.de>
2753 PR tree-optimization/51039
2754 * tree-cfg.c (verify_gimple_call): Verify that
2755 gimple_call_cannot_inline_p is returning a conservative
2756 correct result according to gimple_check_call_matching_types.
2757 * ipa-inline-analysis.c (estimate_function_body_sizes): Remove
2758 code dealing with un-inlinablility.
2759 * gimple-streamer-in.c (input_gimple_stmt): Update the
2762 2011-11-09 Richard Guenther <rguenther@suse.de>
2764 PR tree-optimization/51039
2765 * tree-inline.c (setup_one_parameter): Always perform a
2766 valid gimple type change.
2767 (declare_return_variable): Likewise.
2769 2011-11-09 Jakub Jelinek <jakub@redhat.com>
2771 * config/rs6000/vector.md (vcondv4sfv4si, vcondv4siv4sf,
2772 vconduv4sfv4si): New patterns.
2773 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Handle
2774 different dest_mode from comparison mode.
2776 2011-11-09 Richard Guenther <rguenther@suse.de>
2778 * gimple-fold.c (canonicalize_constructor_val): Mark
2779 address-taken variables addressable.
2781 2011-11-09 Ira Rosen <ira.rosen@linaro.org>
2783 PR tree-optimization/51015
2784 * tree-vect-loop.c (vect_determine_vectorization_factor): Expect
2785 vectype to be set for pattern def stmts.
2787 2011-11-09 Alan Modra <amodra@gmail.com>
2789 * function.c (bb_active_p): Delete.
2790 (dup_block_and_redirect, active_insn_between): New functions.
2791 (convert_jumps_to_returns, emit_return_for_exit): New functions,
2793 (thread_prologue_and_epilogue_insns): ..here. Delete
2794 shadowing variables. Don't do prologue register clobber tests
2795 when shrink wrapping already failed. Delete all last_bb_active
2796 code. Instead compute tail block candidates for duplicating
2797 exit path. Remove these from antic set. Duplicate tails when
2798 reached from both blocks needing a prologue/epilogue and
2799 blocks not needing such.
2800 * ifcvt.c (dead_or_predicable): Test both flag_shrink_wrap and
2802 * bb-reorder.c (get_uncond_jump_length): Make global.
2803 * bb-reorder.h (get_uncond_jump_length): Declare.
2804 * cfgrtl.c (rtl_create_basic_block): Comment typo fix.
2805 (rtl_split_edge): Likewise. Warning fix.
2806 (rtl_duplicate_bb): New function.
2807 (rtl_cfg_hooks): Enable can_duplicate_block_p and duplicate_block.
2808 * Makefile.in (function.o): Update dependencies.
2810 2011-11-08 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2811 Georg-Johann Lay <avr@gjlay.de>
2813 * doc/tm.texi.in (MODE_CODE_BASE_REG_CLASS): Add address space
2815 (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
2816 * doc/tm.texi: Regenerate.
2818 * config/cris/cris.h (MODE_CODE_BASE_REG_CLASS): Add address
2820 (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
2821 * config/bfin/bfin.h (MODE_CODE_BASE_REG_CLASS): Likewise.
2822 (REGNO_MODE_CODE_OK_FOR_BASE_P): Likewise.
2823 * config/avr/avr.h (MODE_CODE_BASE_REG_CLASS): Add address space
2825 (REGNO_MODE_CODE_OK_FOR_BASE_P): Ditto.
2826 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
2827 (avr_regno_mode_code_ok_for_base_p): Ditto.
2828 * config/avr/avr.c (avr_mode_code_base_reg_class): Ditto.
2829 (avr_regno_mode_code_ok_for_base_p): Ditto.
2830 (avr_reg_ok_for_addr_p): Pass AS down to
2831 avr_regno_mode_code_ok_for_base_p.
2833 * addresses.h (base_reg_class): Add address space argument.
2834 Pass to MODE_CODE_BASE_REG_CLASS.
2835 (ok_for_base_p_1): Add address space argument. Pass to
2836 REGNO_MODE_CODE_OK_FOR_BASE_P.
2837 (regno_ok_for_base_p): Add address space argument. Pass to
2840 * regrename.c (scan_rtx_address): Add address space argument.
2841 Pass address space to regno_ok_for_base_p and base_reg_class.
2842 Update recursive calls.
2843 (scan_rtx): Pass address space to scan_rtx_address.
2844 (build_def_use): Likewise.
2845 * regcprop.c (replace_oldest_value_addr): Add address space
2846 argument. Pass to regno_ok_for_base_p and base_reg_class.
2847 Update recursive calls.
2848 (replace_oldest_value_mem): Pass address space to
2849 replace_oldest_value_addr.
2850 (copyprop_hardreg_forward_1): Likewise.
2852 * reload.c (find_reloads_address_1): Add address space argument.
2853 Pass address space to base_reg_class and regno_ok_for_base_p.
2854 Update recursive calls.
2855 (find_reloads_address): Pass address space to base_reg_class,
2856 regno_ok_for_base_p, and find_reloads_address_1.
2857 (find_reloads): Pass address space to base_reg_class.
2858 (find_reloads_subreg_address): Likewise.
2860 * ira-costs.c (record_reg_classes): Update calls to base_reg_class.
2861 (ok_for_base_p_nonstrict): Add address space argument. Pass to
2863 (record_address_regs): Add address space argument. Pass to
2864 base_reg_class and ok_for_base_p_nonstrict. Update recursive calls.
2865 (record_operand_costs): Pass address space to record_address_regs.
2866 (scan_one_insn): Likewise.
2868 * caller-save.c (init_caller_save): Update call to base_reg_class.
2869 * ira-conflicts.c (ira_build_conflicts): Likewise.
2870 * reload1.c (maybe_fix_stack_asms): Likewise.
2872 2011-11-08 Michael Matz <matz@suse.de>
2874 * gengtype.c (write_field_root): Avoid out-of-scope access of newv.
2876 * tree-stdarg.c (execute_optimize_stdarg): Accept clobbers.
2878 * tree.h (TREE_CLOBBER_P): New macro.
2879 * gimple.h (gimple_clobber_p): New inline function.
2880 * gimplify.c (gimplify_bind_expr): Add clobbers for all variables
2881 that go out of scope and live in memory.
2882 * tree-ssa-operands.c (get_expr_operands): Transfer volatility also
2884 * cfgexpand.c (decl_to_stack_part): New static variable.
2885 (add_stack_var): Allocate it, and remember mapping.
2886 (fini_vars_expansion): Deallocate it.
2887 (stack_var_conflict_p): Add early outs.
2888 (visit_op, visit_conflict, add_scope_conflicts_1,
2889 add_scope_conflicts): New static functions.
2890 (expand_used_vars_for_block): Don't call add_stack_var_conflict, tidy.
2891 (expand_used_vars): Add scope conflicts.
2892 (expand_gimple_stmt_1): Expand clobbers to nothing.
2893 (expand_debug_expr): Ditto.
2895 * tree-pretty-print.c (dump_generic_node): Dump clobbers nicely.
2896 * tree-ssa-live.c (remove_unused_locals): Remove clobbers that
2897 refer to otherwise unused locals.
2898 * tree-sra.c (build_accesses_from_assign): Ignore clobbers.
2899 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Clobbers of
2900 SSA names aren't necessary.
2901 (propagate_necessity): Accept and ignore constructors on the rhs, tidy.
2902 * gimple.c (walk_gimple_op): Accept constructors like mem_rhs.
2903 * tree-ssa-structalias.c (find_func_aliases): Clobbers don't store
2905 * tree-ssa-sccvn.c (vn_reference_lookup_3): Ditto, in particular they
2906 don't zero-initialize something.
2907 * tree-ssa-phiopt.c (cond_if_else_store_replacement_1): Ignore
2908 clobber RHS, we don't want PHI nodes with those.
2910 2011-11-08 Jakub Jelinek <jakub@redhat.com>
2912 * config/i386/i386.c (ix86_preferred_simd_mode): Even for TARGET_AVX
2913 if not TARGET_PREFER_AVX128 return 32-byte integer vectors.
2915 2011-11-08 Richard Guenther <rguenther@suse.de>
2917 PR tree-optimization/51012
2918 * ipa-prop.c (update_indirect_edges_after_inlining): Fixup
2919 non-inlinable state.
2920 * cgraph.c (cgraph_make_edge_direct): Likewise.
2922 2011-11-08 Eric Botcazou <ebotcazou@adacore.com>
2924 PR rtl-optimization/47698
2925 * ifcvt.c (noce_operand_ok): Move around comment.
2927 2011-11-08 Richard Guenther <rguenther@suse.de>
2930 * lto-opts.c (append_to_collect_gcc_options): Split out from...
2931 (lto_write_options): ... here. Prepend frontend specific flags.
2933 2011-11-08 Jakub Jelinek <jakub@redhat.com>
2935 * config/i386/sse.md (*avx_vperm2f128<mode>3_nozero): Emit mask
2936 0x12 and 0x20 as vinsert[fi]128 instead of vperm2[fi]128.
2938 * tree-vect-stmts.c (vectorizable_call): Add SLP_NODE argument.
2939 Handle vectorization of SLP calls.
2940 (vect_analyze_stmt): Adjust caller, add call to it for SLP too.
2941 (vect_transform_stmt): Adjust vectorizable_call caller, remove
2943 * tree-vect-slp.c (vect_get_and_check_slp_defs): For calls start
2945 (vect_build_slp_tree): Allow CALL_EXPR.
2947 2011-11-08 Richard Guenther <rguenther@suse.de>
2949 * gimple-fold.c (canonicalize_constructor_val): Make sure
2950 we have referenced vars setup before adding to them.
2952 2011-11-07 Richard Henderson <rth@redhat.com>
2953 Aldy Hernandez <aldyh@redhat.com>
2954 Andrew MacLeod <amacleod@redhat.com>
2955 Torvald Riegel <triegel@redhat.com>
2957 Merged from transactional-memory.
2959 * gtm-builtins.def: New file.
2960 * trans-mem.c: New file.
2961 * trans-mem.h: New file.
2963 * opts.c (finish_options): Error out when using -flto and -fgnu-tm.
2965 * config/i386/i386.c: Define TARGET_VECTORIZE* transactional variants.
2966 (ix86_handle_tm_regparm_attribute, struct bdesc_tm,
2967 ix86_builtin_tm_load, ix86_builtin_tm_store,
2968 ix86_init_tm_builtins): New.
2969 (ix86_init_builtins): Initialize TM builtins.
2970 (struct ix86_attribute_table): Add "*tm regparm".
2971 * config/i386/i386-builtin-types.def (PV2SI): Define.
2973 Define V2SI_FTYPE_PCV2SI.
2974 Define V4SF_FTYPE_PCV4SF.
2975 Define V8SF_FTYPE_PCV8SF.
2976 Define VOID_PV2SI_V2SI.
2978 * doc/invoke.texi (C Dialect Options): Document -fgnu-tm and
2979 tm-max-aggregate-size.
2980 * doc/tm.texi.in: Add TARGET_VECTORIZE_BUILTIN_TM_LOAD and
2981 TARGET_VECTORIZE_BUILTIN_TM_STORE hooks.
2982 * doc/tm.texi: Regenerate.
2984 * attribs.c (apply_tm_attr): New.
2985 (init_attributes): Allow '*' prefix for overrides.
2986 (register_attribute): Likewise.
2987 * builtin-attrs.def (ATTR_TM_TMPURE, ATTR_TM_REGPARM): New.
2988 (ATTR_TM_NOTHROW_LIST, ATTR_TM_TMPURE_NOTHROW_LIST,
2989 ATTR_TM_PURE_TMPURE_NOTHROW_LIST, ATTR_TM_NORETURN_NOTHROW_LIST,
2990 ATTR_TM_CONST_NOTHROW_LIST, ATTR_TMPURE_MALLOC_NOTHROW_LIST,
2991 ATTR_TMPURE_NOTHROW_LIST): New.
2992 * builtin-types.def (BT_FN_I[1248]_VPTR, BT_FN_FLOAT_VPTR,
2993 BT_FN_DOUBLE_VPTR, BT_FN_LDOUBLE_VPTR, BT_FN_VOID_VPTR_I[1248],
2994 BT_FN_VOID_VPTR_FLOAT, BT_FN_VOID_VPTR_DOUBLE,
2995 BT_FN_VOID_VPTR_LDOUBLE, BT_FN_VOID_VPTR_SIZE): New.
2996 * builtins.def: Include gtm-builtins.def. Add comments regarding
2997 transactional memory synchronization.
2998 (DEF_TM_BUILTIN): New.
2999 * c-parser.c (struct c_parser): Add in_transaction.
3000 (c_parser_transaction, c_parser_transaction_expression,
3001 c_parser_transaction_cancel, c_parser_transaction_attributes): New.
3002 (c_parser_attribute_any_word): Split out from c_parser_attributes.
3003 (c_parser_statement_after_labels): Handle RID_TRANSACTION*.
3004 (c_parser_unary_expression): Same.
3005 * c-tree.h (c_finish_transaction): Declare.
3006 * c-typeck.c (c_finish_transaction): New.
3007 (build_function_call_vec): Call tm_malloc_replacement.
3008 * calls.c (is_tm_builtin): New.
3009 (flags_from_decl_or_type): Add ECF_TM_BUILTIN and ECF_TM_PURE.
3010 * cfgbuild.c (make_edges): Add edges for REG_TM notes.
3011 * cfgexpand.c (expand_call_stmt): Call
3012 mark_transaction_restart_calls.
3013 (gimple_expand_cfg): Free the tm_restart map.
3014 (mark_transaction_restart_calls): New.
3015 * cfgrtl.c (purge_dead_edges): Look for REG_TM notes.
3016 * cgraph.c (dump_cgraph_node): Handle tm_clone.
3017 * cgraph.h (struct cgraph_node): Add tm_clone field.
3018 (decl_is_tm_clone): New.
3019 (struct cgraph_local_info): Add tm_may_enter_irr.
3020 (cgraph_copy_node_for_versioning): Declare.
3021 * cgraphunit.c (cgraph_copy_node_for_versioning): Export;
3022 copy analyzed from old version.
3023 * combine.c (distribute_notes): Handle REG_TM notes.
3024 * common.opt: Add -fgnu-tm.
3025 * crtstuff.c (__TMC_LIST__, __TMC_END__): New.
3026 (__do_global_dtors_aux): Deregister clone table.
3027 (frame_dummy): Register clone table.
3028 * emit-rtl.c (try_split): Handle REG_TM. Early return if no function
3030 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_ELSE and
3032 (gimple_stmt_may_fallthru): Handle GIMPLE_EH_ELSE.
3033 * gimple-pretty-print.c: Include trans-mem.h.
3034 (dump_gimple_fmt): Add %x.
3035 (dump_gimple_call): Dump arguments for calls to _ITM_beginTransaction.
3036 (dump_gimple_eh_else, dump_gimple_transaction): New.
3037 (dump_gimple_stmt): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3038 * gimple.c (gimple_build_eh_else, gimple_build_transaction): New.
3039 (walk_gimple_seq): Honor removed_stmt. Document usage of removed_stmt
3041 (walk_gimple_op): Handle GIMPLE_TRANSACTION.
3042 (walk_gimple_stmt): Initialize and honor removed_stmt.
3043 Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3044 (gimple_copy): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3045 * gimple.def (GIMPLE_TRANSACTION, GIMPLE_EH_ELSE): New.
3046 * gimple.h (struct gimple_statement_eh_else,
3047 gimple_statement_transaction, GTMA_*): New.
3048 (gimple_statement_d): Add gimple_statement_eh_else and
3050 (gimple_build_eh_else, gimple_build_transaction,
3051 gimple_fold_call, diagnose_tm_safe_errors): Declare.
3052 (get_call_expr_in): Remove prototype.
3053 (gimple_has_substatements): Add GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3054 (gimple_eh_else_n_body, gimple_eh_else_e_body,
3055 gimple_eh_else_set_n_body, gimple_eh_else_set_e_body,
3056 gimple_transaction_body, gimple_transaction_label,
3057 gimple_transaction_label_ptr, gimple_transaction_subcode,
3058 gimple_transaction_set_body, gimple_transaction_set_label,
3059 gimple_transaction_set_subcode): New.
3060 (struct walk_stmt_info): Use BOOL_BITFIELD; add removed_stmt.
3061 * gimplify.c (create_tmp_var_name): Use clean_symbol_name.
3062 (voidify_wrapper_expr): Handle TRANSACTION_EXPR.
3063 (gimplify_transaction): New.
3064 (gimplify_expr): Handle TRANSACTION_EXPR.
3065 * gsstruct.def (GSS_EH_ELSE, GSS_TRANSACTION): New.
3066 * ipa-inline.c (can_inline_edge_p): Do not inline TM safe calling
3068 * Makefile.in: Add trans-mem.o and dependencies.
3069 (BUILTINS_DEF): Add gtm-builtins.def.
3070 (gimple-pretty-print.o): Depend on TRANS_MEM_H.
3071 (GTFILES): Add trans-mem.c.
3072 * omp-low.c (WALK_SUBSTMTS): Add GIMPLE_TRANSACTION.
3073 * output.h (record_tm_clone_pair, finish_tm_clone_pairs,
3074 get_tm_clone_pair): Declare.
3075 * params.def (PARAM_TM_MAX_AGGREGATE_SIZE): New.
3076 * passes.c (init_optimization_passes): Place transactional memory
3078 * print-tree.c (print_node): Dump tm-clone.
3079 * recog.c (peep2_attempt): Handle REG_TM.
3080 * reg-notes.def (TM): New.
3081 * rtlanal.c (alloc_reg_note): Handle REG_TM.
3082 * target.def (builtin_tm_load, builtin_tm_store): New.
3083 * targhooks.c (default_builtin_tm_load_store): New.
3084 * targhooks.h (default_builtin_tm_load_store): Declare.
3085 * timevar.def (TV_TRANS_MEM): New.
3086 * toplev.c (compile_file): Call finish_tm_clone_pairs.
3087 * tree-cfg.c (make_edges): Handle GIMPLE_TRANSACTION.
3088 (cleanup_dead_labels): Handle GIMPLE_TRANSACTION. Avoid unnecessary
3089 writes into the statements to update labels.
3090 (is_ctrl_altering_stmt): Add TM ending statements. Handle
3092 (verify_gimple_transaction): New.
3093 (verify_gimple_stmt): Handle GIMPLE_TRANSACTION.
3094 (verify_gimple_in_seq_2): Handle GIMPLE_EH_ELSE and GIMPLE_TRANSACTION.
3095 (gimple_redirect_edge_and_branch): Handle TM_TRANSACTION.
3096 (dump_function_to_file): Display [tm-clone] if applicable.
3097 * tree-eh.c (struct_ptr_eq): Make inline and move to tree.h.
3098 (struct_ptr_hash): Same.
3099 (collect_finally_tree): Handle GIMPLE_EH_ELSE.
3100 (replace_goto_queue_1): Likewise.
3102 (honor_protect_cleanup_actions): Handle GIMPLE_EH_ELSE.
3103 (lower_try_finally_nofallthru): Likewise.
3104 (lower_try_finally_onedest): Likewise.
3105 (lower_try_finally_copy): Likewise.
3106 (lower_try_finally_switch): Likewise.
3107 (lower_try_finally): Likewise.
3108 (decide_copy_try_finally): Likewise.
3109 (lower_eh_constructs_2): Likewise.
3110 (refactor_eh_r): Likewise.
3111 * tree-flow.h (struct gimple_df): Add tm_restart field.
3112 Define tm_restart_node.
3113 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_TRANSACTION.
3114 (estimate_num_insns): Likewise.
3115 (init_inline_once): Init tm_cost.
3116 * tree-inline.h (struct eni_weights_d): Add tm_cost.
3117 * tree-pass.h (pass_diagnose_tm_blocks, pass_lower_tm, pass_tm_init,
3118 pass_tm_mark, pass_tm_memopt, pass_tm_edges, pass_ipa_tm): Declare.
3119 * tree-pretty-print.c (dump_generic_node): Handle TRANSACTION_EXPR.
3120 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
3121 BUILT_IN_TM_MEMSET, BUILT_IN_TM_MEMCPY, BUILT_IN_TM_MEMMOVE.
3122 Add support for TM vector loads. Add support for TM logging builtins.
3123 (call_may_clobber_ref_p_1): Add support for vector stores.
3124 * tree-ssa-structalias.c (find_func_aliases): Add support for TM
3125 vector stores and loads. Handle BUILT_IN_TM_MEMSET,
3126 BUILT_IN_TM_MEMCPY, BUILT_IN_TM_MEMMOVE.
3127 * tree.c (strip_invariant_refs): Moved from gimple.c to here.
3128 (local_define_builtin): Handle ECF_TM_PURE.
3129 (build_common_builtin_nodes): Set __builtin_eh_pointer to ECF_TM_PURE.
3130 * tree.def (TRANSACTION_EXPR): New.
3131 * tree.h (strip_invariant_refs): Moved from gimple.h to here.
3132 (TRANSACTION_EXPR_BODY, TRANSACTION_EXPR_CHECK,
3133 TRANSACTION_EXPR_OUTER, TRANSACTION_EXPR_RELAXED,
3134 BUILTIN_TM_LOAD_STORE_P, BUILTIN_TM_LOAD_P, BUILTIN_TM_STORE_P,
3135 CASE_BUILT_IN_TM_LOAD, CASE_BUILT_IN_TM_STORE): New.
3136 (ECF_TM_PURE, ECF_TM_BUILTIN): New.
3137 (struct tree_function_decl): Add tm_clone_flag.
3138 (struct_ptr_eq, struct_ptr_hash): New.
3139 (apply_tm_attr): Declare.
3140 (is_tm_safe_or_pure): New.
3141 (build_tm_abort_call, is_tm_safe, is_tm_pure,
3142 is_tm_may_cancel_outer, is_tm_ending_fndecl, record_tm_replacement,
3143 tm_malloc_replacement): Declare.
3144 * varasm.c (tm_clone_hash): New.
3145 (record_tm_clone_pair, finish_tm_clone_pairs, get_tm_clone_pair,
3146 dump_tm_clone_to_vec, dump_tm_clone_pairs, tm_alias_pair_cmp): New.
3147 (struct tm_alias_pair): New. Declare VEC types for object.
3149 2011-11-07 Richard Henderson <rth@redhat.com>
3151 * optabs.h (OTI_sync_compare_and_swap, OTI_sync_lock_test_and_set,
3152 OTI_sync_old_add, OTI_sync_old_sub, OTI_sync_old_ior,
3153 OTI_sync_old_and, OTI_sync_old_xor, OTI_sync_old_nand,
3154 OTI_sync_new_add, OTI_sync_new_sub, OTI_sync_new_ior,
3155 OTI_sync_new_and, OTI_sync_new_xor, OTI_sync_new_nand): Move and
3156 rename from the direct_optab_index enum.
3157 (sync_compare_and_swap_optab, sync_lock_test_and_set_optab,
3158 sync_old_add_optab, sync_old_sub_optab, sync_old_ior_optab,
3159 sync_old_and_optab, sync_old_xor_optab, sync_old_nand_optab,
3160 sync_new_add_optab, sync_new_sub_optab, sync_new_ior_optab,
3161 sync_new_and_optab, sync_new_xor_optab, sync_new_nand_optab): Read
3162 from the optab_table, not the direct_optab_table.
3163 (init_sync_libfuncs): Declare.
3164 (can_compare_and_swap_p): Update parameters.
3165 * optabs.c (init_sync_libfuncs_1, init_sync_libfuncs): New.
3166 (can_compare_and_swap_p): Add allow_libcall parameter; if true,
3167 test for the legacy compare-and-swap libcall.
3168 (expand_atomic_exchange): Use the legacy test-and-set libcall.
3169 (expand_atomic_compare_and_swap): Use the legacy CAS libcall.
3170 (struct atomic_op_functions): Update for optab type changes.
3171 (maybe_emit_op): Likewise.
3172 (expand_atomic_fetch_op): Use the legacy fetch-op libcalls.
3173 * builtins.c (fold_builtin_atomic_always_lock_free): Update call
3174 to can_compare_and_swap_p.
3175 * omp-low.c (expand_omp_atomic_fetch_op): Likewise.
3176 (expand_omp_atomic_pipeline): Likewise.
3177 * genopinit.c (optabs): Make sync_old_*_optab, sync_new_*_optab,
3178 sync_compare_and_swap_optab, sync_lock_test_and_set_optab regular
3180 * doc/md.texi (sync_compare_and_swap): Update docs for libcalls.
3182 2011-11-07 Jakub Jelinek <jakub@redhat.com>
3184 * config/i386/i386-bultin-types.def (V8SI_FTYPE_V4DF_V4DF): Add.
3185 * config/i386/i386.c (enum ix86_builtins): Add
3186 IX86_BUILTIN_VEC_PACK_SFIX256.
3187 (bdesc_args): Add __builtin_ia32_vec_pack_sfix256.
3188 (ix86_expand_args_builtin): Handle V8SI_FTYPE_V4DF_V4DF.
3189 (ix86_builtin_vectorized_function): Also vectorize lrint using
3190 256-bit vectors for -mavx.
3192 2011-11-07 Anatoly Sokolov <aesok@post.ru>
3194 * config/cris/constraints.md: New file.
3195 * config/cris/cris.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3196 CRIS_CONST_OK_FOR_LETTER_P, CONST_OK_FOR_CONSTRAINT_P,
3197 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_MEMORY_CONSTRAINT,
3198 EXTRA_CONSTRAINT, EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_R,
3199 EXTRA_CONSTRAINT_T, EXTRA_CONSTRAINT_S, EXTRA_CONSTRAINT_U): Remove.
3200 * config/cris/cris.c: Incule "tm-constrs.h".
3201 (cris_print_operand): Use satisfies_constraint_O.
3202 (cris_normal_notice_update_cc, cris_rtx_costs): Use
3203 satisfies_constraint_I.
3204 (cris_address_cost): Use satisfies_constraint_L.
3205 * config/cris/cris.md: Include "constraints.md".
3206 (*mov_side<mode>, *mov_sidesisf, *mov_side<mode>_mem,
3207 *mov_sidesisf_mem, *clear_side<mode>, *ext_sideqihi,
3208 *ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>,
3209 *extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side,
3210 *extop<mode>si_swap_side): Use satisfies_constraint_N and
3211 satisfies_constraint_J.
3212 (moversideqi movemsideqi mover2side peephole2): Use
3213 satisfies_constraint_N and satisfies_constraint_J.
3214 (andu peephole2): Use satisfies_constraint_I and
3215 satisfies_constraint_O.
3217 2011-11-07 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3220 BUILT_IN_IRINT, BUILT_IN_IRINTF, BUILT_IN_LLRINT and BUILT_IN_LLRINTF.
3222 2011-11-07 Andrew MacLeod <amacleod@redhat.com>
3224 * optabs.c (get_atomic_op_for_code): Fill in optab table at runtime so
3225 SWITCHABLE_TARGET can change the values during compilation.
3226 (expand_atomic_fetch_op): Handle parameter change ripples for
3227 get_atomic_op_for_code call.
3229 2011-11-07 Andrew MacLeod <amacleod@redhat.com>
3231 * doc/extend.texi: Docuemnt behaviour change for __atomic_exchange and
3233 * optabs.c (expand_atomic_exchange): Expand to __sync_lock_test_and_set
3234 only when originated from that builtin.
3235 (expand_atomic_store): Expand to __sync_lock_release when originated
3237 * builtins.c (expand_builtin_sync_lock_test_and_set): Add flag that
3238 expand_atomic_exchange call originated from here.
3239 (expand_builtin_sync_lock_release): Add flag that expand_atomic_store
3240 call originated from here.
3241 (expand_builtin_atomic_exchange): Add origination flag.
3242 (expand_builtin_atomic_store): Add origination flag.
3243 * expr.h (expand_atomic_exchange, expand_atomic_store): Add boolean
3244 parameters to indicate implementation fall back options.
3246 2011-11-07 Georg-Johann Lay <avr@gjlay.de>
3248 * config/avr/avr.c (output_reload_in_const): Can handle CONSTANT_P
3249 now, not only CONST_INT and CONST_DOUBLE.
3250 (output_movqi): Use output_reload_in_const.
3251 (output_reload_inhi): Ditto.
3252 (output_reload_insisf): Move assertion to output_reload_in_const.
3253 (avr_out_reload_inpsi): Ditto.
3255 2011-11-07 Nathan Sidwell <nathan@acm.org>
3257 * gcov.c (object_summary): Replace with ...
3258 (object_runs): ... this.
3259 (process_file): Remove functions with no data.
3260 (generate_results): Ignore files with no lines.
3261 (release_function): New helper, broken out of ...
3262 (release_structures): ... here. Use it.
3263 (read_count_file): Adjust for new data file format.
3264 (output_lines): Use object_runs.
3265 * gcov-io.h (GCOV_TAG_OBJECT_SUMMARY): Obsolete.
3266 (struct gcov_ctr_info): Move definition.
3267 (struct gcov_fn_info): Add key field, use gcov_ctr_info for
3269 (struct gcov_info): Add merge function array, remove mask and
3270 counts. Trailing array is array of pointers to function info.
3271 * coverage.c (struct function_list): Replace counter numbers with
3272 counter arrays. Add fndecl field. GTYify.
3273 (counts_entry): Remove chain workspace.
3274 (functions_head): GTYify.
3275 (prg_n_ctrs): Remove.
3277 (tree_ctr_tables): Remove.
3278 (read_counts_file): Cope with blank entries and expect program
3279 summaries before functions. Don't warn on missing entries.
3280 (coverage_counter_alloc): Allocate individual function arrays.
3281 (tree_coverage_counter_ref, tree_coverage_counter_addr): Adjust
3282 for individual function arrays.
3283 (coverage_end_function): GTYify function list object. Finalize
3284 function's counter arrays.
3285 (build_var): New. Create a counter-related variable with
3286 appropriate linkage.
3287 (build_fn_info_type): Adjust for new runtime structure.
3288 (build_fn_info_value): Rename to ...
3289 (build_fn_info): ... here. Build new format data.
3290 (build_ctr_info_type, build_ctr_info_value): Remove.
3291 (build_info_type): New. Build new format data structure.
3292 (build_info): Adjust for new format data.
3293 (create_coverage): Likewise.
3294 * gcov-dump.c (tag_function): Recognize placeholders.
3296 2011-11-07 Georg-Johann Lay <avr@gjlay.de>
3298 * config/avr/constraints.md (Cm2): New constraint for int -2.
3299 * config/avr/avr.md (addqi3): Use it. New alternatives for +/-2.
3300 (*negqihi2): New insn.
3302 2011-11-07 H.J. Lu <hongjiu.lu@intel.com>
3304 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Check
3305 HARD_FRAME_POINTER_REGNUM instead of hard_frame_pointer_rtx in Rule 18.
3307 2011-11-07 Jakub Jelinek <jakub@redhat.com>
3309 * config/i386/i386.c (ix86_expand_builtin): If gather mask
3310 argument is known to have all high bits set, pass pc_rtx as
3311 second argument to the expander instead of op0.
3312 * config/i386/sse.md (*avx2_gathersi<mode>_2,
3313 *avx2_gatherdi<mode>_2): New patterns.
3314 * config/i386/avx2intrin.h (_mm256_i32gather_pd,
3315 _mm256_i64gather_pd, _mm256_i32gather_ps): Set mask using
3316 _mm256_cmp_pd with zero vector arguments and _CMP_EQ_OQ instead of
3319 PR tree-optimization/50789
3320 * tree-vect-stmts.c (process_use): Add force argument, avoid
3321 exist_non_indexing_operands_for_use_p check if true.
3322 (vect_mark_stmts_to_be_vectorized): Adjust callers. Handle
3323 STMT_VINFO_GATHER_P.
3324 (gen_perm_mask): New function.
3325 (perm_mask_for_reverse): Use it.
3326 (reverse_vec_element): Rename to...
3327 (permute_vec_elements): ... this. Add Y and MASK_VEC arguments,
3328 generalize for any permutations.
3329 (vectorizable_load): Adjust caller. Handle STMT_VINFO_GATHER_P.
3330 * target.def (TARGET_VECTORIZE_BUILTIN_GATHER): New hook.
3331 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_GATHER): Document it.
3332 * doc/tm.texi: Regenerate.
3333 * tree-data-ref.c (initialize_data_dependence_relation,
3334 compute_self_dependence): No longer static.
3335 * tree-data-ref.h (initialize_data_dependence_relation,
3336 compute_self_dependence): New prototypes.
3337 * tree-vect-data-refs.c (vect_check_gather): New function.
3338 (vect_analyze_data_refs): Detect possible gather load data refs.
3339 * tree-vectorizer.h (struct _stmt_vec_info): Add gather_p field.
3340 (STMT_VINFO_GATHER_P): Define.
3341 (vect_check_gather): New prototype.
3342 * config/i386/i386-builtin-types.def: Add types for alternate
3344 * config/i386/sse.md (AVXMODE48P_DI): Remove.
3345 (VEC_GATHER_MODE): Rename mode_attr to...
3346 (VEC_GATHER_IDXSI): ... this.
3347 (VEC_GATHER_IDXDI, VEC_GATHER_SRCDI): New mode_attrs.
3348 (avx2_gathersi<mode>, *avx2_gathersi<mode>): Use <VEC_GATHER_IDXSI>
3349 instead of <VEC_GATHER_MODE>.
3350 (avx2_gatherdi<mode>): Use <VEC_GATHER_IDXDI> instead of
3351 <AVXMODE48P_DI> and <VEC_GATHER_SRCDI> instead of VEC_GATHER_MODE
3352 on src and mask operands.
3353 (*avx2_gatherdi<mode>): Likewise. Use VEC_GATHER_MODE iterator
3354 instead of AVXMODE48P_DI.
3355 (avx2_gatherdi<mode>256, *avx2_gatherdi<mode>256): Removed.
3356 * config/i386/i386.c (enum ix86_builtins): Add
3357 IX86_BUILTIN_GATHERALTSIV4DF, IX86_BUILTIN_GATHERALTDIV8SF,
3358 IX86_BUILTIN_GATHERALTSIV4DI and IX86_BUILTIN_GATHERALTDIV8SI.
3359 (ix86_init_mmx_sse_builtins): Create those builtins.
3360 (ix86_expand_builtin): Handle those builtins and adjust expansions
3361 of other gather builtins.
3362 (ix86_vectorize_builtin_gather): New function.
3363 (TARGET_VECTORIZE_BUILTIN_GATHER): Define.
3365 2011-11-07 Uros Bizjak <ubizjak@gmail.com>
3367 * config/i386/f16cintrin.h: Remove extra _X86INTRIN_H_INCLUDED check.
3369 2011-11-07 Tristan Gingold <gingold@adacore.com>
3371 * config.gcc (*-*-*vms*): Set c_target_objs, cxx_target_objs.
3372 * config/vms/t-vms: Add vms-c.o rule.
3373 * config/vms/vms-c.c: New file.
3374 * config/vms/vms-protos.h (vms_c_register_pragma): New prototype.
3375 * config/vms/vms.h (REGISTER_TARGET_PRAGMAS): Define.
3377 2011-11-07 Tristan Gingold <gingold@adacore.com>
3379 * config/alpha/vms.h (TARGET_OBJECT_SUFFIX,
3380 TARGET_EXECUTABLE_SUFFIX, TARGET_OS_CPP_BUILTINS,
3381 TARGET_ABI_OPEN_VMS, LONG_TYPE_SIZE, ADA_LONG_TYPE_SIZE,
3382 POINTER_SIZE, POINTERS_EXTEND_UNSIGNED): Move to config/vms/vms.h
3383 (SUBTARGET_OS_CPP_BUILTINS): Define.
3384 (TARGET_DEFAULT): Tune according to POINTER_SIZE.
3385 (MASK_RETURN_ADDR): Define in 64 bit mode.
3386 * config/ia64/vms.h: Likewise.
3387 * config/vms/vms.h: New file.
3388 * config/vms/vms64.h: New file.
3389 * config/alpha/vms64.h: Removed.
3390 * config/ia64/vms64.h: Removed.
3391 * config.gcc (alpha64-dec-*vms*, alpha*-dec-*vms*, ia64-hp-*vms*):
3392 Adjust for above change.
3394 2011-11-07 Enkovich Ilya <ilya.enkovich@intel.com>
3397 * config/i386/i386-protos.h (ix86_use_lea_for_mov): New.
3398 * config/i386/i386.c (ix86_use_lea_for_mov): Likewise.
3399 * config/i386/i386.md (movsi_internal): Emit lea if profitable.
3400 (movdi_internal_rex64): Likewise.
3402 2011-11-07 Sergey Ostanevich <sergos.gnu@gmail.com>
3404 PR rtl-optimization/47698
3405 * ifcvt.c (noce_operand_ok): Return false for mems with side effects.
3407 2011-11-07 Tristan Gingold <gingold@adacore.com>
3409 * common/config/alpha/alpha-common.c (alpha_option_init_struct):
3411 (TARGET_OPTION_INIT_STRUCT): Define.
3412 * config/alpha/alpha.c (TARGET_MIN_ANCHOR_OFFSET)
3413 (TARGET_MAX_ANCHOR_OFFSET)
3414 (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Redefine.
3416 2011-11-06 Quentin Neill <quentin.neill@amd.com>
3418 Fix r180999, update ChangeLog
3419 * config.gcc: Add f16cintrin.h.
3420 * config/i386/f16cintrin.h: Add missing endif.
3422 2011-11-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
3424 * config.gcc (arm*-*-rtemseabi*): New target.
3425 * config/arm/rtems-eabi.h: New.
3426 * config/arm/t-rtems-eabi: New.
3428 2011-11-06 David S. Miller <davem@davemloft.net>
3430 * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): Delete.
3431 (zero_extend_v8qi_vis, zero_extend_v4hi_vis,
3432 *zero_extend_v8qi_<P:mode>_insn,
3433 *zero_extend_v4hi_<P:mode>_insn): Express using vec_merge
3434 and vec_duplicate instead of using an UNSPEC.
3436 2011-11-07 Alan Modra <amodra@gmail.com>
3439 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Always emit
3440 blockage for ABI_V4.
3442 2011-11-06 Dave Korn <dave.korn.cygwin@gmail.com>
3444 * config/i386/cygwin.h (LIBGCJ_SONAME): Updated to match recent
3445 libgcj version bump.
3446 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3448 2011-11-06 Eric Botcazou <ebotcazou@adacore.com>
3450 * gcse.c: Adjust outdated comments throughout.
3451 (struct mem_conflict_info): New structure.
3452 (mems_conflict_for_gcse_p): Use it to communicate with caller.
3453 (load_killed_in_block_p): Pass it to note_stores.
3454 (hash_expr): Remove superfluous line break.
3455 (hash_scan_set): Rename PAT parameter into SET.
3456 (hash_scan_insn): Reorder cases.
3457 (canon_list_insert): Fix long line.
3458 (edge_list): Delete.
3459 (prune_expressions): Rename E local variable into EXPR.
3460 (compute_pre_data): Return struct edge_list * object.
3461 (pre_expr_reaches_here_p_work): Fix formatting.
3462 (process_insert_insn): Move around comment.
3463 (pre_edge_insert): Fix long line.
3464 (pre_insert_copies): Likewise.
3465 (gcse_emit_move_after): Swap SRC and DEST parameters.
3466 (pre_delete): Adjust call to gcse_emit_move_after.
3467 (pre_gcse): Take struct edge_list * parameter. Fix long line.
3468 (one_pre_gcse_pass): Use flag_gcse_lm condition for all routines.
3469 Use a local list of edges.
3470 (hoist_code): Fix long line. Adjust call to gcse_emit_move_after.
3471 (pre_ldst_expr_hash): Fix long line.
3472 (free_ldst_mems): Rename into...
3473 (free_ld_motion_mems): ...this.
3474 (first_ls_expr): Delete.
3475 (next_ls_expr): Likewise.
3476 (print_ldst_list): Do not use above two functions.
3477 (simple_mem): Adjust interface.
3478 (compute_ld_motion_mems): Fix formatting.
3479 (update_ld_motion_stores): Reuse local variable.
3481 2011-11-06 Joseph Myers <joseph@codesourcery.com>
3483 * c-decl.c (shadow_tag_warned, grokdeclarator): Handle _Alignas
3485 (build_null_declspecs): Initialize align_log and alignas_p fields.
3486 (declspecs_add_alignas): New.
3487 * c-parser.c (c_token_starts_declspecs): Handle RID_ALIGNAS.
3488 (c_parser_declspecs): Handle _Alignas specifiers.
3489 (c_parser_alignas_specifier): New.
3490 (c_parser_alignof_expression): Diagnose alignof use for non-C1X.
3491 Diagnose _Alignof (expression).
3492 * c-tree.h (struct c_declspecs): Add align_log and alignas_p fields.
3493 (declspecs_add_alignas): Declare.
3494 * ginclude/stddef.h (max_align_t): Define for C1X and C++11.
3495 * ginclude/stdalign.h: New.
3496 * Makefile.in (USER_H): Add stdalign.h.
3498 2011-11-06 Joern Rennecke <joern.rennecke@embecosm.com>
3500 * regset.h (fixed_reg_set_regset): Declare.
3501 * dse.c: Include regset.h .
3502 (struct insn_info): Add member fixed_regs_live.
3503 (note_add_store_info): New typedef.
3504 (note_add_store): New function.
3505 (emit_inc_dec_insn_before): Expect arg to be of type insn_info_t.
3506 Use gen_add3_insn / gen_move_insn.
3507 Check new insn for unwanted clobbers before emitting it.
3508 (check_for_inc_dec): Rename to...
3509 (check_for_inc_dec_1:) ... this. Return bool. Take insn_info
3510 parameter. Changed all callers in file.
3511 (check_for_inc_dec, copy_fixed_regs): New functions.
3512 (scan_insn): Set fixed_regs_live field of insn_info.
3513 * rtl.h (check_for_inc_dec): Update prototype.
3514 * postreload.c (reload_cse_simplify): Take new signature of
3515 check_ind_dec into account.
3516 * reginfo.c (fixed_reg_set_regset): New variable.
3517 (init_reg_sets_1): Initialize it.
3519 2011-11-06 Jakub Jelinek <jakub@redhat.com>
3521 * tree-cfg.c (gimple_can_merge_blocks_p): For -O0 don't remove
3524 2011-11-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3526 * config/pa/pa.c (pa_hpux_init_libfuncs): Rename to pa_init_libfuncs.
3527 Remove dependence of declaration and target define on definition of
3528 HPUX_LONG_DOUBLE_LIBRARY. Update implementation.
3530 2011-11-06 Andrew Macleod <amacleod@redhat.com>
3531 Richard Henderson <rth@redhat.com>
3532 Aldy Hernandez <aldyh@redhat.com>
3534 Merged from cxx-mem-model.
3536 * cppbuiltin.c (define__GNUC__): Define __ATOMIC memory models
3537 * coretypes.h (enum memmodel): New. enumerated memory model type.
3538 * Makefile.in (cppbuiltin.o) Add missing dependency on $(TREE_H)
3539 * genopinit,c (optabs): Add atomic direct optab handlers.
3540 * sync-builtins.def (BUILT_IN_ATOMIC_*): New builtins.
3541 * builtin-types.def (BT_CONST_VOLATILE_PTR,
3542 BT_FN_I{1,2,4,8,16}_CONST_VPTR_INT, BT_FN_VOID_VPTR_INT,
3543 BT_FN_BOOL_VPTR_INT, BT_FN_BOOL_SIZE_CONST_VPTR,
3544 BT_FN_I{1,2,4,8,16}_VPTR_I{1,2,4,8,16}_INT,
3545 BT_FN_VOID_VPTR_I{1,2,4,8,16}_INT, BT_FN_VOID_SIZE_VPTR_PTR_INT,
3546 BT_FN_VOID_SIZE_CONST_VPTR_PTR_INT, BT_FN_VOID_SIZE_VPTR_PTR_PTR_INT,
3547 BT_FN_BOOL_VPTR_PTR_I{1,2,4,8,16}_BOOL_INT_INT): New builtin types.
3548 * expr.h (expand_atomic_*): Add prototypes.
3549 (expand_{bool,val}_compare_and_swap): Remove prototypes.
3550 * c-typeck.c (build_function_call_vec): Don't reprocess __atomic
3552 * common.opt (Winvalid-memory-model): New warning flag.
3553 (finline-atomics): New. Flag to disable atomic inlining.
3554 * params.h (ALLOW_LOAD_DATA_RACES): New.
3555 (ALLOW_PACKED_LOAD_DATA_RACES): New.
3556 (ALLOW_PACKED_STORE_DATA_RACES): New.
3557 * params.def (PARAM_ALLOW_LOAD_DATA_RACES): New.
3558 (PARAM_ALLOW_PACKED_LOAD_DATA_RACES): New.
3559 (PARAM_ALLOW_PACKED_STORE_DATA_RACES): New.
3560 * builtins.c (is_builtin_name): Handle __atomic.
3561 (get_memmodel): New. Extract memory model.
3562 (expand_expr_force_mode): New. Factor out common code for ensuring an
3563 integer argument is in the proper mode.
3564 (expand_builtin_sync_operation): Remove ignore param. Always call
3565 expand_atomic_fetch_op instead of the old expanders.
3566 (expand_builtin_compare_and_swap,
3567 expand_builtin_sync_lock_test_and_set): Use expand_expr_force_mode,
3568 call atomic expanders instead of sync expanders.
3569 (expand_builtin_sync_lock_release): Call atomic_store expander.
3570 (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
3571 expand_builtin_atomic_store, expand_builtin_atomic_fetch_op): New.
3572 (expand_builtin_atomic_exchange): New.
3573 (fold_builtin_atomic_always_lock_free,
3574 expand_builtin_atomic_always_lock_free,
3575 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
3577 (expand_builtin_mem_thread_fence, expand_builtin_atomic_thread_fence,
3578 expand_builtin_atomic_signal_fence): New.
3579 (expand_builtin_mem_signal_fence): New.
3580 (expand_builtin): Add cases for BUILT_IN_ATOMIC_*.
3581 (fold_builtin_2): Add cases for BUILT_IN_ATOMIC_{IS,ALWAYS}_LOCK_FREE.
3582 * optabs.h (DOI_atomic_*): Define new atomics.
3583 (atomic_*_optab): Define.
3584 (can_compare_and_swap_p, expand_atomic_compare_and_swap): New
3586 * optabs.c (expand_sync_operation, expand_sync_fetch_operation): Remove.
3587 (expand_sync_lock_test_and_set): Remove.
3588 (expand_atomic_load, expand_atomic_store): New.
3589 (expand_atomic_exchange): New.
3590 (expand_atomic_compare_and_swap): New. Implements
3591 atomic_compare_exchange via compare and swap.
3592 (struct atomic_op_functions): Opcode table struct for fetch ops.
3593 (get_atomic_op_for_code): New. Return an opcode table entry.
3594 (maybe_emit_op): New. Try to emit a fetch op.
3595 (expand_atomic_fetch_op): New.
3596 (expand_val_compare_and_swap_1): Remove.
3597 (expand_val_compare_and_swap, expand_bool_compare_and_swap): Remove.
3598 (expand_atomic_compare_and_swap): Rename from
3599 expand_atomic_compare_exchange. Rewrite to return both success and
3600 oldval return values; expand via both atomic and sync optabs.
3601 (can_compare_and_swap_p): New.
3602 (expand_compare_and_swap_loop): Use expand_atomic_compare_and_swap.
3603 (maybe_gen_insn): Handle 7 and 8 operands.
3604 * omp-low.c (expand_omp_atomic_fetch_op): Don't test individual
3605 fetch_op optabs, only test can_compare_and_swap_p. Use __atomic
3606 builtins instead of __sync builtins.
3607 (expand_omp_atomic_pipeline): Use can_compare_and_swap_p.
3608 * doc/extend.texi: Document __atomic built-in functions.
3609 * doc/invoke.texi: Document data race parameters.
3610 * doc/md.texi: Document atomic patterns.
3611 * config/i386/i386.md (UNSPEC_MOVA): New.
3612 (UNSPECV_CMPXCHG): Split into ...
3613 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2,
3614 UNSPECV_CMPXCHG_3, UNSPECV_CMPXCHG_4): New.
3615 * config/i386/sync.md (ATOMIC): New mode iterator.
3616 (atomic_load<ATOMIC>, atomic_store<ATOMIC>): New.
3617 (atomic_loaddi_fpu, atomic_storedi_fpu, movdi_via_fpu): New.
3618 (mem_thread_fence): Rename from memory_barrier.
3619 Handle the added memory model parameter.
3620 (mfence_nosse): Rename from memory_barrier_nosse.
3621 (sync_compare_and_swap<CASMODE>): Split into ...
3622 (atomic_compare_and_swap<SWI124>): this and ...
3623 (atomic_compare_and_swap<CASMODE>): this. Handle the new parameters.
3624 (atomic_compare_and_swap_single<SWI>): Rename from
3625 sync_compare_and_swap<SWI>; rewrite to use split unspecs.
3626 (atomic_compare_and_swap_double<DCASMODE>): Rename from
3627 sync_double_compare_and_swap<DCASMODE>; rewrite to use split unspecs.
3628 (*atomic_compare_and_swap_doubledi_pic): Rename from
3629 sync_double_compare_and_swapdi_pic; rewrite to use split unspecs.
3630 (atomic_fetch_add<SWI>): Rename from sync_old_add<SWI>; add memory
3632 (*atomic_fetch_add_cmp<SWI>): Similarly.
3633 (atomic_add<SWI>, atomic<any_logic><SWI>): Similarly.
3634 (atomic_sub<SWI>): Similarly. Use x86_maybe_negate_const_int.
3635 (sync_lock_test_and_set<SWI>): Merge with ...
3636 (atomic_exchange<SWI>): ... this.
3638 2011-11-6 Richard Guenther <rguenther@suse.de>
3640 * ipa-prop.c (ipa_modify_call_arguments): Re-compute inlinable flag.
3642 2011-11-06 Ira Rosen <ira.rosen@linaro.org>
3644 * tree-vectorizer.h (vectorizable_condition): Add argument.
3645 * tree-vect-loop.c (vectorizable_reduction): Fail for condition
3646 in SLP. Update calls to vectorizable_condition.
3647 * tree-vect-stmts.c (vect_is_simple_cond): Add basic block info to
3648 the arguments. Pass it to vect_is_simple_use_1.
3649 (vectorizable_condition): Add slp_node to the arguments. Support
3650 vectorization of basic blocks. Fail for reduction in SLP. Update
3651 calls to vect_is_simple_cond and vect_is_simple_use. Support SLP:
3652 call vect_get_slp_defs to get vector operands.
3653 (vect_analyze_stmt): Update calls to vectorizable_condition.
3654 (vect_transform_stmt): Likewise.
3655 * tree-vect-slp.c (vect_create_new_slp_node): Handle COND_EXPR.
3656 (vect_get_and_check_slp_defs): Handle COND_EXPR. Allow pattern
3658 (vect_build_slp_tree): Handle COND_EXPR.
3659 (vect_analyze_slp_instance): Push pattern statements to root node.
3660 (vect_get_constant_vectors): Fix comments. Handle COND_EXPR.
3662 2011-11-05 David S. Miller <davem@davemloft.net>
3664 * config/sparc/sparc.md (UNSPEC_SHORT_LOAD): New unspec.
3665 (zero-extend_v8qi_vis, zero_extend_v4hi_vis): New expanders.
3666 (*zero_extend_v8qi_<P:mode>_insn,
3667 *zero_extend_v4hi_<P:mode>_insn): New insns.
3668 * config/sparc/sparc.c (vector_init_move_words,
3669 vector_init_prepare_elts, sparc_expand_vector_init_vis2,
3670 sparc_expand_vector_init_vis1): New functions.
3671 (vector_init_bshuffle): Rewrite to handle more cases and make use
3672 of locs[] array prepared by vector_init_prepare_elts.
3673 (vector_init_fpmerge, vector_init_faligndata): Delete.
3674 (sparc_expand_vector_init): Rewrite using new infrastructure.
3676 2011-11-05 Joern Rennecke <joern.rennecke@embecosm.com>
3678 * config.gcc (epiphany-*-*): New architecture.
3679 (epiphany-*-elf): New configuration.
3680 * config/epiphany, common/config/epiphany : New directories.
3681 * doc/extend.texi (disinterrupt attribute): Add Epiphany.
3682 (interrupt attribute): Add Epiphany.
3683 (long_call, short_call attribute): Add Epiphany.
3684 * doc/invoke.texi (Options): Add Epiphany options.
3685 * doc/md.texi (Machine Constraints): Add Epiphany constraints.
3686 * doc/install.texi (Options specification):
3687 Add --with-stack-offset=@var{num} description.
3688 (host/target specific issues): Add epiphany-*-elf.
3689 * doc/contrib.texi (Contributors): Mention Epiphany port.
3691 2011-11-05 Jakub Jelinek <jakub@redhat.com>
3693 PR tree-optimization/50693
3694 * tree-cfg.c (gimple_can_merge_blocks_p): Allow merging with
3695 non-forced user labels.
3696 (gimple_merge_blocks): Turn non-forced user labels into
3697 debug bind stmt with the label as first operand and reset value.
3698 (gimple_duplicate_bb): Don't duplicate label debug stmts.
3699 * dwarf2out.c (gen_label_die): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
3700 * final.c (final_scan_insn): Likewise.
3701 (rest_of_clean_state): Don't dump NOTE_INSN_DELETED_DEBUG_LABEL.
3702 * var-tracking.c (debug_label_num): New variable.
3703 (delete_debug_insns): Don't delete DEBUG_INSNs for LABEL_DECLs,
3704 instead turn them into NOTE_INSN_DELETED_DEBUG_LABEL notes.
3705 * cfglayout.c (skip_insns_after_block, duplicate_insn_chain): Handle
3706 NOTE_INSN_DELETED_DEBUG_LABEL.
3707 (duplicate_insn_chain): Don't duplicate LABEL_DECL DEBUG_INSNs.
3708 * insn-notes.def (DELETED_DEBUG_LABEL): New note kind.
3709 * print-rtl.c (print_rtx): Handle NOTE_INSN_DELETED_DEBUG_LABEL.
3710 * gengtype.c (adjust_field_rtx_def): Likewise.
3711 * config/i386/i386.c (ix86_output_function_epilogue): For MachO
3712 clear CODE_LABEL_NUMBER of NOTE_INSN_DELETED_DEBUG_LABEL
3713 if their are at the end of function and nop hasn't been emitted.
3714 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Likewise.
3716 2011-11-05 Georg-Johann Lay <avr@gjlay.de>
3718 PR rtl-optimization/50448
3719 * cprop.c (try_replace_reg): Also try to replace uses of FROM that
3722 2011-11-05 Peter Dufault <dufault@hda.com>,
3723 Sebastian Huber <sebastian.huber@embedded-brains.de>
3725 * config/rs6000/rtems.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3726 Extend rs6000_spe handling.
3728 2011-11-05 Ralf Corsépius <ralf.corsepius@rtems.org>
3730 * config/rs6000/t-rtems: Add -mcpu=8540/-mfloat-gprs=double multilib.
3731 Remove -mcpu=601 multilib.
3732 Remove -Dmpc8260 multilib.
3733 * config/rs6000/rtems.h: Allow --float-gprs=... to override grps
3736 2011-11-05 Quentin Neill <quentin.neill@amd.com>
3738 Piledriver f16cintrin.h fix.
3739 * config/i386/f16cintrin.h: Contents moved from immintrin.h.
3740 * config/i386/immintrin.h: Include f16cintrin.h.
3741 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add f16cintrin.h.
3744 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
3747 * c-parser.c (c_parser_postfix_expression) <RID_OFFSETOF>: Adjust call
3749 * c-typeck.c (build_unary_op) <ADDR_EXPR>: Call fold_offsetof_1.
3751 2011-11-04 Alan Modra <amodra@gmail.com>
3753 * reload1.c (gen_reload): Don't use REGNO on SUBREGs.
3754 * print-rtl.c (print_rtx): Don't segfault on negative regno.
3756 2011-11-04 David S. Miller <davem@davemloft.net>
3759 * config/sparc/sparc.c (sparc_expand_conditional_move): Handle the
3760 fact that sparc_emit_float_lib_cmp modifies the comparison in
3763 2011-11-04 Ralf Corsépius <ralf.corsepius@rtems.org>
3765 * config/lm32/t-rtems: New.
3766 * config.gcc (lm32-*-rtems*): Add t-rtems.
3768 2011-11-04 Eric Botcazou <ebotcazou@adacore.com>
3771 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=v8.
3773 2011-11-04 Jiangning Liu <jiangning.liu@arm.com>
3775 PR rtl-optimization/38644
3776 * config/arm/arm.c (thumb1_expand_epilogue): Add memory barrier
3777 for epilogue having stack adjustment.
3779 2011-11-04 Georg-Johann Lay <avr@gjlay.de>
3782 * config/avr/avr-modes.def: New file defining PSImode.
3783 * config/avr/avr-c.c (__INT24_MAX__, __INT24_MIN__,
3784 __UINT24_MAX__): New built-in defines.
3785 * config/avr/avr.md (adjust_len): Add tstpsi, mov24, reload_in24,
3786 ashlpsi, ashrpsi, lshrpsi.
3787 (QISI, QIDI, HISI, HIDI, MPUSH, rotx, rotsmode): Add PSI.
3788 (MOVMODE): New mode iterator.
3789 (movpsi): New expander.
3790 (movqi, movhi, movsi, movsf, movpsi): Write as one using MOVMODE.
3791 (*reload_inpsi, *movpsi): New insns.
3792 (*reload_inpsi): New RTL peephole.
3793 (addpsi3, *addpsi3_zero_extend.qi, *addpsi3_zero_extend.hi,
3794 *addpsi3_sign_extend.hi): New insns.
3795 (subpsi3, *subpsi3_zero_extend.qi, *subpsi3_zero_extend.hi,
3796 *subpsi3_sign_extend.hi): New insns.
3797 (divmodpsi4, udivmodpsi4): New define insn-and-split.
3798 (*divmodpsi4_call, *udivmodpsi4_call): New insns.
3799 (andpsi3, iorpsi3, xorpsi3): New insns.
3800 (*rotlpsi2.1, *rotlpsi2.23): New insns.
3801 (*rotw<mode>): Insn condition only allow even-sized modes.
3802 (*rotb<mode>): Insn condition allows odd-sized modes.
3803 (ashlpsi3, ashrpsi3, lshrpsi3, *addpsi3.lt0): New insns.
3804 (negpsi2, one_cmplpsi2): New insns.
3805 (extendqipsi2, extendhipsi2, extendpsisi2): New insns.
3806 (zero_extendqipsi2, zero_extendhipsi2, zero_extendpsisi2): New
3808 (*cmppsi, *negated_tstpsi, *reversed_tstpsi): New insns.
3809 (cbranchpsi4): New expander.
3810 * config/avr/constraints.md (Ca3, Co3, Cx3): New constraints.
3811 * config/avr/avr-protos.h (avr_out_tstpsi, avr_out_movpsi,
3812 avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3,
3813 avr_out_reload_inpsi): New prototypes.
3815 * config/avr/avr.c (TARGET_SCALAR_MODE_SUPPORTED_P): Define to...
3816 (avr_scalar_mode_supported_p): ...this new static function.
3817 (avr_asm_len): Always return "".
3818 (avr_out_load_psi, avr_out_store_psi): New static functions.
3819 (avr_out_movpsi, avr_out_reload_inpsi): New functions.
3820 (avr_out_tstpsi): New function.
3821 (avr_out_ashlpsi3, avr_out_ashrpsi3, avr_out_lshrpsi3): New functions.
3822 (avr_out_plus_1, output_reload_in_const): Handle 3-byte types.
3823 (avr_simplify_comparison_p): Ditto.
3824 (adjust_insn_length): Handle ADJUST_LEN_RELOAD_IN24,
3825 ADJUST_LEN_MOV24, ADJUST_LEN_TSTPSI, ADJUST_LEN_ASHLPSI,
3826 ADJUST_LEN_ASHRPSI, ADJUST_LEN_LSHRPSI.
3827 (avr_rtx_costs_1): Report PSI costs.
3828 (avr_libcall_value): Handle odd-sized parameters.
3829 (avr_init_builtin_int24): New static function to define built-in
3830 24-bit types __int24 and __uint24.
3831 (avr_init_builtins): Use it.
3833 2011-11-04 Thomas Doerfler <thomas.doerfler@embedded-brains.de>
3836 * config/arm/rtems-elf.h, config/arm/t-rtems: Add optional
3837 support for VFP floating point model.
3839 2011-11-04 Tristan Gingold <gingold@adacore.com>
3841 * config/alpha/vms.h (ASM_OUTPUT_DEF): Do not switch section.
3843 2011-11-04 Ira Rosen <ira.rosen@linaro.org>
3846 2011-10-24 Ira Rosen <ira.rosen@linaro.org>
3848 PR tree-optimization/50730
3849 * tree-vect-data-refs.c (vect_analyze_data_refs): Stop basic block
3850 analysis if encountered unsupported data-ref.
3852 2011-11-04 Jakub Jelinek <jakub@redhat.com>
3854 * config/i386/i386.c (ix86_expand_vector_convert_uns_vsivsf): New
3856 * config/i386/i386-protos.h (ix86_expand_vector_convert_uns_vsivsf):
3858 * config/i386/sse.md (floatuns<sseintvecmodelower><mode>2): Use it.
3859 For floatunsv8siv8sf2 require TARGET_AVX2.
3861 * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): Add
3862 XORP argument. Subtract 0x1p31 instead of 0x1p32. Use normal
3863 signalling comparison instead of non-signalling. Store into
3864 *XORP pseudo holding 0x80000000 integers if 0x1p31 has been
3865 subtracted and 0 otherwise.
3866 * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si):
3868 * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Enable
3869 already for TARGET_SSE2. Xor in vector initialized by
3870 ix86_expand_adjust_ufix_to_sfix_si at the end.
3871 (vec_pack_ufix_trunc_<mode>): Likewise.
3873 * tree-vect-stmts.c (vectorizable_conversion): Rewritten to handle
3874 not just FLOAT_EXPR and FIX_TRUNC_EXPR, but also CONVERT_EXPR_CODE_P,
3875 WIDEN_MULT_EXPR and WIDEN_LSHIFT_EXPR to handle what
3876 vectorizable_type_demotion and vectorizable_type_promotion did.
3877 Additionally handle FLOAT_EXPR and FIX_TRUNC_EXPR where the integer
3878 is {,un}signed {char,short}.
3879 (vect_create_vectorized_demotion_stmts): Fix comment typo. For
3880 recursive calls unconditionally use VEC_PACK_TRUNC_EXPR.
3881 Push vec_dest back to the vec_dsts vector at the end.
3882 (vect_create_vectorized_promotion_stmts): Don't recurse, do just
3883 one step. Removed multi_step_cvt, vec_dsts, slp_node and
3884 prev_stmt_info arguments, add vec_dest argument. Push always
3885 into vec_tmp, not just when multi_step_cvt != 0, replace *vec_oprdn0
3886 with vec_tmp at the end after freeing old *vec_oprnd0 vector.
3887 (vectorizable_type_demotion, vectorizable_type_promotion): Removed.
3888 (vect_analyze_stmt): Don't call vectorizable_type_demotion and
3889 vectorizable_type_promotion. Call vectorizable_conversion even
3890 for SLP bb vectorization.
3891 (vect_transform_stmt): Call vectorizable_conversion instead of
3892 vectorizable_type_demotion and vectorizable_type_promotion.
3893 (supportable_widening_operation): Clear *multi_step_cvt first,
3894 simplify c1/c2 computation, free *interm_types vector on failure.
3895 (supportable_narrowing_operation): Clear *multi_step_cvt first,
3896 free *interm_types vector on failure, handle multi-step
3899 2011-11-04 Tristan Gingold <gingold@adacore.com>
3901 * config/alpha/alpha.c (alpha_write_linkage): Remove fundecl
3902 argument. Conditionally generate crash debug info. Adjust
3903 for alpha_funcs_tree removal.
3904 (machine_function): Add links field.
3905 (alpha_start_function): Conditionally generate crash debug info.
3906 (alpha_end_function): Adjust call to alpha_write_linkage.
3907 (alpha_funcs): Remove.
3908 (links_kind): Remove.
3909 (alpha_links): Remove num, target and lkind field. Add func field.
3910 (alpha_links_tree): Remove.
3911 (alpha_funcs_tree): Remove.
3912 (alpha_need_linkage): Remove.
3913 (alpha_use_linkage): Change prototype. Adjust.
3914 (alpha_write_one_linkage): Use ASM_OUTPUT_INTERNAL_LABEL.
3915 Use SYMBOL_REF_EXTERNAL_P and SYMBOL_REF_LOCAL_P macro.
3916 * config/alpha/alpha-protos.h (alpha_use_linkage): Update.
3917 (alpha_need_linkage): Remove.
3918 * config/alpha/alpha.md: Update calls to alpha_use_linkage.
3919 Adjust calls to alpha_need_linkage.
3921 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
3923 * sched-vis.c (print_value): Handle STRICT_LOW_PART.
3925 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
3927 * config/i386/i386.md (lround<X87MODEF:mode><SWI248x:mode>2,
3928 rint<mode>2, floor<mode>2, lfloor<MODEF:mode><SWI48:mode>2,
3929 btrunc<mode>2, lwp_lwpval<mode>3): Use operands[N] instead of operandN.
3931 2011-11-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3934 * config/arm/t-bpabi: New file.
3935 * config.gcc (arm*-*-linux*): Add arm/t-bpabi to tmake_file for
3937 (arm*-*-uclinux*): Add arm/t-bpabi to tmake_file for
3938 arm*-*-uclinux*eabi.
3939 (arm*-*-eabi*, arm*-*-symbianelf*): Add arm/t-bpabi to tmake_file
3942 2011-11-03 Michael Matz <matz@suse.de>
3945 * configure.ac: Check for -fno-exceptions -fno-rtti.
3946 * configure: Regenerate.
3947 * Makefile.in (NOEXCEPTION_FLAGS): New flag.
3948 (ALL_CXXFLAGS): Use it.
3950 2011-11-03 Uros Bizjak <ubizjak@gmail.com>
3952 * config/i386/i386.md: Use {} for multi-line preparation statements.
3954 2011-11-03 Eric Botcazou <ebotcazou@adacore.com>
3956 * config/sparc/sparc.md (movtf_insn_sp32_no_fpu): Consolidate into...
3957 (movtf_insn_sp32): ...this.
3958 (movtf_insn_sp64_no_fpu): Consolidate into...
3959 (movtf_insn_sp64): ...this.
3960 (movtf_insn_sp64_hq): Do not test TARGET_FPU.
3961 * config/sparc/sparc.c (sparc_legitimate_address_p): Likewise.
3963 2011-11-03 Tristan Gingold <gingold@adacore.com>
3965 * config/vms/vms.c (vms_patch_builtins): Fix typo.
3967 2011-11-03 Richard Guenther <rguenther@suse.de>
3970 * lto-opts.c: Re-implement.
3971 * lto-streamer.h (lto_register_user_option): Remove.
3972 (lto_read_file_options): Likewise.
3973 (lto_reissue_options): Likewise.
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