1 2010-05-29 Jan Hubicka <jh@suse.cz>
4 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
6 2010-05-29 Richard Guenther <rguenther@suse.de>
8 * lto-streamer.c (cached_bp): New global variable.
9 (bitpack_create): Return the cached bitpack, if available.
10 (bitpack_delete): Clear and cache the bitpack, if appropriate.
11 (bp_pack_value): Remove redundant asserts.
13 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
16 * tree-if-conv.c (is_true_predicate): New.
17 (is_predicated): Use is_true_predicate.
18 (add_to_predicate_list): Same. Do not use unshare_expr.
19 (add_to_dst_predicate_list): Same.
21 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
23 * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
25 (predicate_bbs): Same.
26 (clean_predicate_lists): Same.
27 (find_phi_replacement_condition): Do not AND the predicate from
30 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
33 * Makefile.in (build/gencondmd.o): Add a missing `\'.
35 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
38 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
39 (negdf2): Adjust expander pattern and use negdf2_slow.
42 2010-05-29 Nathan Froyd <froydnj@codesourcery.com>
44 * basic-block.h (struct control_flow_graph): Move last_label_uid field up.
45 * df.h (struct df_base_ref): Move regno field up.
46 * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
47 * expr.h (struct separate_ops): Move location field up.
48 * optabs.h (struct optab_d): Move libcall_basename field down.
49 * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
50 * config/i386/i386.h (struct machine_function): Convert call_abi field
51 into a bitfield. Move cfa field to the end of the structure.
53 2010-05-29 Jan Hubicka <jh@suse.cz>
55 * varpool.c (varpool_get_node): Fix lookup.
57 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
59 * config/spu/spu-protos.h: Do not include rtl.h. Protect
60 RTL specific prototypes with #ifdef RTX_CODE.
61 * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
62 * config/spu/t-spu-elf: Fix dependencies.
64 * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
66 2010-05-29 Mike Stump <mikestump@comcast.net>
69 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
70 TM_H when building to avoid dependency loops.
72 2010-05-29 Jan Hubicka <jh@suse.cz>
74 * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
75 refs and body; not the whole node for masters of materialized
78 2010-05-29 Mike Stump <mikestump@comcast.net>
80 * config/rs6000/rs6000-c.c: Remove c-tree.h include.
82 2010-05-29 Jan Hubicka <jh@suse.cz>
84 * cgraph.c (clone_function_name): Take SUFFIX argument; export.
85 (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
86 use of clone_function_name.
87 * cgraph.h (cgraph_create_virtual_clone,
88 cgraph_function_versioning): update prototypes.
89 (clone_function_name): Declare.
90 * ipa-cp.c (ipcp_insert_stage): Update call of
91 cgraph_create_virtual_clone.
92 * omp-low.c (create_omp_child_function_name): Use
93 cgraph_create_virtual_clone.
94 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
95 (cgraph_function_versioning): Take SUFFIX argument; produce new name
98 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
100 * vec.h: Include statistics.h
101 * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies
104 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
106 * c-lex.c: Do not include c-tree.h.
107 * c-pretty-print.c: Likewise.
108 * c-opts.c: Likewise.
109 * c-gimplify.c: Likewise.
110 * c-common.c: Likewise.
111 * c-dump.c: Likewise. Include c-common.h.
113 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
115 * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
116 before including diagnostic-core.h.
117 (c_cpp_error): New prototype moved from c-tree.h.
118 Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
119 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
120 (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
121 (c_cpp_error): Prototype moved to c-common.h.
122 * Makefile.in: Update dependency for C_COMMON_H.
124 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
126 * c-common.h: Add FIXME for awkward split of c_register_addr_space.
127 * c-common.c (c_register_addr_space): Remove here.
128 * c-decl.c (c_register_addr_space): Re-add here.
130 2010-05-28 Mike Stump <mikestump@comcast.net>
132 * config/darwin-c.c: Remove c-tree.h include.
134 2010-05-28 Joseph Myers <joseph@codesourcery.com>
136 * gcc.c: Include diagnostic.h.
137 (error_count): Remove. All users changed to use errorcount.
138 (programname): Remove. All users changed to use progname.
139 (fancy_abort, internal_error, fatal_error, error, warning, inform,
141 (execute): Don't include "Internal error" and bug reporting
142 information in argument of internal_error call.
143 (process_command): Don't increment error_count after calling
145 (input_filename): Rename to gcc_input_filename. All users
147 (main): Call diagnostic_initialize. Register delete_temp_files
148 with atexit. Use seen_error to test for errors.
149 * gcc.h: Include diagnostic-core.h.
150 (fatal_error, error, warning): Remove.
151 * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
152 (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
153 (gcc.o): Update dependencies.
155 2010-05-28 Jeff Law <law@redhat.com>
157 * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
159 * ira.h (ira_bad_reload_regno): Declare
160 * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
162 * ira-color.c (update_curr_costs): Free updated hard reg costs.
163 (ira_reassign_conflict_allocnos): Remove bogus asserts.
164 (allocno_reload_assign): Likewise.
166 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
168 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
171 2010-05-28 Richard Guenther <rguenther@suse.de>
174 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
175 Stream fixed-point constants mode.
176 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
178 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
179 Stream fixed-point constants mode.
180 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
183 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
185 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
186 only place it was called from.
187 (number_of_latch_executions): Do not return chrec_dont_know when the
188 may_be_zero is a runtime condition: instead, return a COND_EXPR
189 including the may_be_zero condition.
190 * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
192 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
195 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
197 * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
198 generate COND_EXPRs for degenerate_phi_result.
200 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
203 * tree-if-conv.c (if_convertible_loop_p): Check the
204 if-convertibility of phi nodes in non predicated BBs.
206 2010-05-28 Joseph Myers <joseph@codesourcery.com>
208 * gcc.c (error, warning, inform): Remove duplicate ": " in output.
210 2010-05-28 Joseph Myers <joseph@codesourcery.com>
213 * gcc.c (inform, warning, inform): New functions.
214 (fatal_ice): Rename to internal_error; change cmsgid parameter to
215 gmsgid. All callers changed.
216 (notice): Rename to fnotice; add parameter fp. All callers
218 (fatal_error): Rename to fatal_signal. All users changed.
219 (fatal): Rename to fatal_error; change cmsgid parameter to
220 gmsgid. All callers changed.
221 (process_command): Use warning instead of error for warnings.
222 (end_going_arg): Don't use _() around argument of error.
223 (do_spec_1): Use inform for message from %n specs. Use warning
224 instead of error for warnings.
225 (main): Use inform for comparison messages. Use warning for
226 message about unused linker input.
227 (error): Increment error_count. Print "error: ".
228 * gcc.h (fatal): Change to fatal_error.
230 * config/darwin-driver.c (darwin_default_min_version): Use warning
231 instead of fprintf for warnings.
232 * cppspec.c (lang_specific_driver): Use fatal_error instead of
235 2010-05-28 Julian Brown <julian@codesourcery.com>
237 * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
238 (*thumb2_addsi3_compare0_scratch): New.
239 * config/arm/constraints.md (Pv): New.
240 * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
242 (*addsi3_compare0_scratch): Likewise.
244 2010-05-28 Jan Hubicka <jh@suse.cz>
246 * ipa-reference.c (add_static_var): Remove redundant all_module_statics
248 (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
249 only on local statics.
251 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
253 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
255 2010-05-28 Maxim Kuvyrkov <maxim@codesourcery.com>
258 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
259 (OPTION_GLIBC): Define.
261 2010-05-28 Jakub Jelinek <jakub@redhat.com>
264 * dwarf2out.c (double_int_type_size_in_bits): New function.
265 (round_up_to_align): Change first argument and return value to
267 (field_byte_offset): Work internally on double_ints.
270 * builtins.c (expand_movstr): Use a temporary pseudo instead
271 of target even when target is not NULL and not const0_rtx, but
272 fails movstr predicate.
273 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
275 2010-05-28 Joseph Myers <joseph@codesourcery.com>
277 * final.c (rest_of_clean_state): Use %m in errors instead of
279 * gengtype.c (read_input_list, close_output_files): Use xstrerror
281 * toplev.c (process_options): Use %m in errors instead of strerror
283 * tree-dump.c (dump_begin): Use %m in errors instead of strerror
286 2010-05-28 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
289 (ix86_canonical_va_list_type): Make static. Add declaration.
290 (ix86_enum_va_list): Make static. Reindent.
291 * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
292 (ix86_canonical_va_list_type): Ditto.
293 (ix86_enum_va_list): Ditto.
295 2010-05-28 Richard Guenther <rguenther@suse.de>
297 * lto-wrapper.c (run_gcc): With -save-temps generate a
298 user-visible ltrans filename. Fixup ltrans unit numbering.
300 2010-05-28 Kai Tietz <kai.tietz@onevision.com>
302 * c-common.c (c_common_nodes_and_builtins): Replace use
303 of TARGET_ENUM_VA_LIST by target hook enum_va_list.
304 * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
305 to ix86_enum_va_list.
306 * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
307 * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
308 (TARGET_ENUM_VA_LIST_P): Add hook description.
309 * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
310 * target.h (gcc_target): Add enum_va_list hook.
313 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
314 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
315 * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
317 2010-05-28 Alan Modra <amodra@gmail.com>
320 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
321 emit_library_call machinery to set up __tls_get_addr calls.
323 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
325 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
327 2010-05-28 Dodji Seketeli <dodji@redhat.com>
329 Revert fix for PR c++/44188
330 * c-common.c (is_typedef_decl): Revert the moving of this
332 * tree.c (is_typedef_decl): ... here.
333 (typdef_variant_p): Revert the moving of this definition
334 here from gcc/cp/tree.c.
335 * c-common.h (is_typedef_decl): Revert the moving of this
337 * tree.h (is_typedef_decl): ... here.
338 (typedef_variant_p): Revert the moving of this declaration here
339 from gcc/cp/cp-tree.h
340 * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
341 (gen_tagged_type_die): Revert the splitting out of ...
342 (gen_type_die_with_usage): ... this function. Revert the anonymous
343 tagged type handling.
344 (gen_typedef_die): Revert emitting DW_TAG_typedef for
345 typedefs naming anonymous tagged types.
347 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
349 * config/rs6000/rs6000-modes.def (PSImode): Delete.
351 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
353 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
354 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
356 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
358 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
359 XER_REGS to CA_REGS throughout.
360 * config/rs6000/rs6000.h: Same.
361 (ADDITIONAL_REGISTER_NAMES): Add "xer".
362 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
363 that mode_iterator "P" is the size for arithmetic carries as well.
364 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
366 2010-05-28 Jakub Jelinek <jakub@redhat.com>
369 * combine.c (struct rtx_subst_pair): Define unconditionally.
370 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
371 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
372 Call make_compound_operation on pair->to.
373 (propagate_for_debug): Don't call make_compound_operation here.
374 Always use simplify_replace_fn_rtx.
376 2010-05-27 Sterling Augustine <sterling@tensilica.com>
378 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
379 * config/xtensa/xtensa.c (override_options): Check
380 TARGET_FORCE_NO_PIC and set flag_pic.
381 * config/xtensa/xtensa.opt: Document -mforce-no-pic
383 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
386 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
387 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
389 2010-05-27 Joseph Myers <joseph@codesourcery.com>
391 * diagnostic-core.h: New. Contents moved from diagnostic.h and
393 * diagnostic.c: Don't include toplev.h.
394 (progname): Define. Moved from toplev.c.
395 (seen_error): New function.
396 * diagnostic.h: Include diagnostic-core.h.
397 (diagnostic_t, emit_diagnostic): Don't declare here.
398 * toplev.c (progname): Move to toplev.c.
399 (emit_debug_global_declarations, compile_file, finalize,
400 do_compile, toplev_main): Use seen_error.
401 * toplev.h: Include diagnostic-core.h.
402 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
403 internal_error, warning, warning_at, error, error_n, error_at,
404 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
405 verbatim, fnotice, progname): Move to diagnostic-core.h.
406 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
407 (expand_builtin_expect): Use seen_error.
408 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
409 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
410 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
411 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
412 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
413 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
414 errorcount for errors.
415 * c-opts.c (c_common_finish): Use seen_error.
416 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
417 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
418 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
419 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
420 (get_coverage_counts): Use seen_error.
421 * dwarf2out.c (dwarf2out_finish): Use seen_error.
422 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
423 gimplify_body): Use seen_error.
424 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
425 * ipa-pure-const.c (gate_pure_const): Use seen_error.
426 * ipa-reference.c (gate_reference): Use seen_error.
427 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
428 * lambda-code.c: Include diagnostic-core.h instead of
430 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
431 * lto-compress.c: Include diagnostic-core.h instead of
433 * lto-section-in.c: Include diagnostic-core.h instead of
435 * lto-streamer-out.c: Include diagnostic-core.h instead of
437 * lto-streamer.c: Include diagnostic-core.h instead of
439 (gate_lto_out): Use seen_error.
440 * matrix-reorg.c: Include diagnostic-core.h instead of
442 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
443 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
444 (gate_expand_omp, lower_omp_1): Use seen_error.
445 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
446 (rest_of_decl_compilation, rest_of_type_compilation,
447 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
448 * tree-cfg.c (label_to_block_fn): Use seen_error.
449 * tree-inline.c (optimize_inline_calls): Use seen_error.
450 * tree-mudflap.c (mudflap_finish_file): Use
452 * tree-optimize.c (gate_all_optimizations,
453 gate_all_early_local_passes, gate_all_early_optimizations): Use
455 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
456 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
457 (varpool_remove_unreferenced_decls,
458 varpool_assemble_pending_decls): Use seen_error.
459 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
460 (TOPLEV_H, DIAGNOSTIC_H): Update.
461 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
462 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
463 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
464 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
465 coverage.o, lambda-code.o): Update dependencies.
467 2010-05-25 Dodji Seketeli <dodji@redhat.com>
470 * c-common.c (is_typedef_decl): Move this definition ...
471 * tree.c (is_typedef_decl): ... here.
472 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
473 * c-common.h (is_typedef_decl): Move this declaration ...
474 * tree.h (is_typedef_decl): ... here.
475 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
476 * dwarf2out.c (is_naming_typedef_decl): New function.
477 (gen_tagged_type_die): Split out of ...
478 (gen_type_die_with_usage): ... this function. When an anonymous
479 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
480 is emitted for the typedef.
481 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
482 anonymous tagged types.
484 2010-05-27 Jason Merrill <jason@redhat.com>
486 * print-tree.c (debug_vec_tree): New fn.
487 (print_vec_tree): New fn.
488 * tree.h: Declare them.
489 * gdbinit.in (pvt): New command.
491 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
493 * gdbinit.in (pdd): New command.
495 2010-05-27 Jan Hubicka <jh@suse.cz>
497 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
498 (update_caller_keys): Return early if there are no callers;
499 only update fibheap when decresing the key.
500 (update_callee_keys): Avoid recursion.
501 (decide_inlining_of_small_functions): When badness does not match;
502 re-insert into fibheap.
504 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
506 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
507 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
508 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
509 (ALL_HOST_OBJS): Now a union of the above two.
510 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
511 all files in ALL_HOST_FRONTEND_OBJS.
512 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
514 * c-common.c: Pretend to be a backend file by undefining
515 IN_GCC_FRONTEND (still need rtl.h here).
517 2010-05-27 Jan Hubicka <jh@suse.cz>
519 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
520 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
522 2010-05-27 Jan Hubicka <jh@suse.cz>
524 * sched-ebb.c: Rename struct deps to struct deps_desc.
526 * sel-sched-ir.c: Likewise.
527 * sched-deps.c: Likewise.
528 * sched-int.h: Likewise.
529 * sched-rgn.c: Likewise.
531 2010-05-27 Jon Beniston <jon@beniston.com>
534 * config/lm32/lm32.h: Remove definition of
535 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
537 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
540 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
542 2010-05-27 Richard Guenther <rguenther@suse.de>
544 PR tree-optimization/44284
545 * tree-vect-stmts.c (vectorizable_assignment): Handle
546 sign-changing conversions as simple copy.
548 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
550 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
552 (__gthread_active_p): Check for pthread_create if compiling against
555 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
557 Support compilation for Android platform. Reimplement -mandroid.
559 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
560 (*android*): Set ANDROID_DEFAULT.
561 (arm*-*-linux*): Include linux-android.h.
562 (arm*-*-eabi*): Don't include previous -mandroid implementation.
563 * config/arm/eabi.h: Remove, move Android-specific parts ...
564 * config/linux-android.h: ... here. New file.
565 * config/arm/eabi.opt: Rename to ...
566 * config/linux-android.opt: ... this.
567 (mandroid): Allow -mno-android option. Initialize based on
569 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
570 Move logic to corresponding LINUX_TARGET_* macros.
571 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
572 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
573 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
575 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
576 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
579 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
581 Add support for Bionic C library
583 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
585 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
586 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
588 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
589 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
590 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
591 to support multiple C libraries. Handle Bionic.
592 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
593 (BIONIC_DYNAMIC_LINKER64): Define.
594 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
596 (TARGET_HAS_SINCOS): Enable for Bionic.
598 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
599 the last option specified on command line take effect.
600 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
602 (mglibc, muclibc): Update.
604 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
605 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
608 * doc/invoke.texi (-mglibc, -muclibc): Update.
609 (-mbionic): Document.
611 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
613 * c-common.h (c_register_addr_space): Add prototype.
614 (ADDR_SPACE_KEYWORD): Remove.
615 * c-common.c (c_register_addr_space): New function.
616 (c_addr_space_name): Reimplement.
617 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
619 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
620 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
622 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
623 Remove TARGET_ADDR_SPACE_KEYWORDS.
625 2010-05-27 Joseph Myers <joseph@codesourcery.com>
628 * input.h (main_input_filename): Move declaration to toplev.h.
629 * toplev.c (input_location, line_table): Move to input.c
630 * toplev.h (main_input_filename): Move declaration from input.h.
631 * tree.c (expand_location): Move to input.c.
632 * Makefile.in (OBJS-common): Add input.o.
633 (input.o): Add dependencies.
635 2010-05-27 Richard Guenther <rguenther@suse.de>
637 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
638 for non-existant files.
639 (fork_execute): Mark args_name file as deleted.
641 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
644 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
645 (narrow_signed_type): Likewise.
647 2010-05-26 Jan Hubicka <jh@suse.cz>
649 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
650 edge only when checking is enabled; check using former_clone_of;
651 check inline clones too.
652 (cgraph_materialize_clone): Record former_clone_of pointer.
653 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
654 combining redirections; dump args_to_skip bitmap
655 (cgraph_materialize_all_clones): Do no redirection here.
656 * ipa-inline.c (inline_transform): Do redirection here.
657 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
660 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
662 * config/avr/avr-c.c: Do not include regs.h.
663 Include cpplib.h for cpp_define and tree.h for c-common.h.
664 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
665 * config/avr/t-avr: Fix dependencies for avr-c.o.
667 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
669 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
670 string instead of SYMBOL_REF rtx.
671 * rtl.h (set_stack_check_libfunc): Move prototype from here...
672 * libfuncs.h: ...to here. Adjust for explow.c change.
674 2010-05-26 Joseph Myers <joseph@codesourcery.com>
676 * pretty-print.c: Don't include ggc.h.
677 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
678 (identifier_to_locale): Use them for allocation.
679 * pretty-print.h (identifier_to_locale_alloc,
680 identifier_to_locale_free): Declare.
681 * toplev.c (alloc_for_identifier_to_locale): New.
682 (general_init): Set identifier_to_locale_alloc and
683 identifier_to_locale_free.
684 * Makefile.in (pretty-print.o): Update dependencies.
686 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
688 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
689 pointer types if they have different alignment or mode.
691 2010-05-26 Anatoly Sokolov <aesok@post.ru>
693 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
694 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
695 * config/sparc/sparc-protos.h (function_value): Remove declaration.
696 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
697 sparc_function_value_regno_p): New functions.
698 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
699 TARGET_FUNCTION_VALUE_REGNO_P): Define.
700 (function_value): Rename to...
701 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
702 argument to 'outgoing'.
703 (function_arg_record_value, function_arg_union_value,
704 function_arg_vector_value): Update comment.
706 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
708 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
709 (fde_needed_for_eh_p): New predicate.
710 (output_call_frame_info): Use it throughout to decide whether FDEs
711 are needed for EH purpose.
712 (dwarf2out_begin_prologue): Reorder assignments.
714 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
716 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
717 special case loop->header.
718 (is_predicated): New.
719 (if_convertible_loop_p): Call it.
721 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
723 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
724 iterator in parameter. Do not generate code during the analysis.
725 (tree_if_convert_cond_stmt): Removed.
726 (tree_if_convert_stmt): Removed.
727 (predicate_bbs): New.
728 (if_convertible_loop_p): Call predicate_bbs.
729 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
730 now contains all the analysis part.
732 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
734 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
735 statements in the analysis part.
736 (tree_if_convert_stmt): Update comment.
737 (remove_conditions_and_labels): New.
738 (combine_blocks): Call remove_conditions_and_labels.
739 (tree_if_conversion): Update comment.
741 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
743 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
744 than 2 predecessors or more than 2 successors.
746 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
748 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
749 of loops in which the data dependence analysis fails.
751 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
753 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
755 (tree_if_conversion): Same.
757 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
759 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
761 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
763 * tree-if-conv.c: Update copyright years. Fix comments.
766 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
768 * builtin-types.def (BT_INT128): New primitive type.
769 (BT_UINT128): Likewise.
770 * c-common.c (c_common_r): Add __int128 keyword.
771 (c_common_type_for_size): Handle __int128.
772 (c_common_type_for_mode): Likewise.
773 (c_common_signed_or_unsigned_type): Likewise.
774 (c_common_nodes_and_builtins): Add builtin type
775 if target supports 128-bit integer scalar.
776 * c-common.h (enum rid): Add RID_INT128.
777 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
778 if target supports 128-bit integer scalar.
779 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
780 (finish_declspecs): Likewise.
781 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
782 (c_token_starts_declspecs): Likewise.
783 (c_parser_declspecs): Likewise.
784 (c_parser_attributes): Likewise.
785 (c_parser_objc_selector): Likewise.
786 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
787 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
788 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
789 * tree.c (make_or_reuse_type): Likewise.
790 (make_unsigned_type): Likewise.
791 (build_common_tree_nodes_2): Likewise.
792 * tree.h (enum integer_type_kind): Add itk_int128 and
794 (int128_integer_type_node): New define.
795 (int128_unsigned_type_node): New define.
796 * doc/extend.texi: Add documentation about __int128 type.
798 2010-05-26 Richard Guenther <rguenther@suse.de>
800 * tree-ssa-sccvn.c (copy_nary): Adjust.
801 (copy_phis): Rename to ...
802 (copy_phi): ... this. Adjust.
803 (copy_references): Rename to ...
804 (copy_reference): ... this. Adjust.
805 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
806 result into the valid table.
808 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
810 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
811 insn-config.h, insn-codes.h, recog.h, and optabs.h.
813 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
815 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
817 2010-05-26 Richard Guenther <rguenther@suse.de>
819 * opts.c (common_handle_option): Handle OPT_Ofast.
821 2010-05-26 Joseph Myers <joseph@codesourcery.com>
823 * diagnostic.c: Don't include opts.h.
824 (permissive_error_option): Define.
825 (diagnostic_initialize): Take n_opts parameter. Allocate memory
826 for classify_diagnostic. Don't use memset for
827 classify_diagnostic. Initialize new and recently added fields.
828 (diagnostic_classify_diagnostic): Use context->n_opts instead of
830 (diagnostic_report_diagnostic): Pass context parameter to
831 diagnostic_report_warnings_p. Use option_enabled and option_name
833 (emit_diagnostic): Use permissive_error_option.
834 (permerror): Likewise.
835 * diagnostic.h: Don't include options.h.
836 (struct diagnostic_context): Add n_opts, opt_permissive,
837 inhibit_warnings, warn_system_headers, option_enabled and
838 option_name fields. Change classify_diagnostic to a pointer.
839 * opts-diagnostic.h: New file.
840 * opts.c: Include opts-diagnostic.h.
841 (common_handle_option): Set global_dc fields for -Wfatal-errors,
842 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
843 (option_name): New function.
844 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
845 (c_common_handle_option): Set global_dc->permissive for
847 * c-common.c (c_cpp_error): Save and restore
848 global_dc->warn_system_headers, not variable warn_system_headers.
849 * toplev.c: Include opts-diagnostic.h.
850 (general_init): Update call to diagnostic_initialize. Set
851 global_dc->show_column, global_dc->option_enabled and
852 global_dc->option_name.
853 (process_options): Don't set global_dc fields here.
854 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
855 (diagnostic.o, opts.o, toplev.o): Update dependencies.
857 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
859 * config/picochip/picochip.md (movsi): Split a movsi from a
862 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
864 * ggc-zone.c: Update copyright year.
865 (poison_region): Mark memory for Valgrind as undefined before
866 memset () call and inaccessible afterwards.
867 (ggc_pch_total_size): Change type of i to int.
869 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
871 * ggc-common.c (ggc_free_overhead): Allow empty slot.
873 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
875 * ggc-common.c: Update copyright year.
876 (ggc_rlimit_bound): Remove prototype. Compile only if
877 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
878 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
879 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
880 (ggc_min_heapsize_heuristic): Likewise.
882 2010-05-26 Richard Guenther <rguenther@suse.de>
884 PR rtl-optimization/44164
885 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
886 no-common access-path disambiguation.
887 (indirect_ref_may_alias_decl_p): Adjust.
888 (indirect_refs_may_alias_p): Likewise.
889 (refs_may_alias_p_1): Likewise.
891 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
893 * c-typeck.c: Do not include expr.h.
895 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
897 * rtl.h (decl_default_tls_model): Move prototype from here...
898 * output.h: ...to here.
899 * c-decl.c: Do not include rtl.h.
900 * c-pragma.c: Likewise.
901 * c-parser.c: Likewise.
902 * c-gimplify.c: Likewise. And also not hard-reg-set.
903 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
904 FIXME note for it. Add a FIXME note for expr.h.
905 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
906 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
909 2010-05-26 Jakub Jelinek <jakub@redhat.com>
912 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
913 or total_size is larger than red zone size for non-V4 ABI, emit a
914 stack_tie resp. frame_tie insn before stack pointer restore.
915 * config/rs6000/rs6000.md (frame_tie): New insn.
917 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
919 * function.h (struct function): Add can_throw_non_call_exceptions bit.
920 * lto-streamer-in.c (input_function): Stream it in.
921 * lto-streamer-out.c (output_function): Stream it out.
922 * function.c (allocate_struct_function): Set it.
923 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
924 for flag_non_call_exceptions.
925 * cfgbuild.c (control_flow_insn_p): Likewise.
926 (make_edges): Likewise.
927 * cfgexpand.c (expand_stack_alignment): Likewise.
928 * combine.c (distribute_notes): Likewise.
929 * cse.c (cse_extended_basic_block): Likewise.
930 * except.c (insn_could_throw_p): Likewise.
931 * gcse.c (simple_mem): Likewise.
932 * ipa-pure-const.c (check_call): Likewise.
933 (check_stmt ): Likewise.
934 * lower-subreg.c (lower-subreg.c): Likewise.
935 * optabs.c (emit_libcall_block): Likewise.
936 (prepare_cmp_insn): Likewise.
937 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
938 * postreload.c (rest_of_handle_postreload): Likewise.
939 * reload1.c (reload_as_needed): Likewise.
940 (emit_input_reload_insns): Likewise.
941 (emit_output_reload_insns): Likewise.
942 (fixup_abnormal_edges): Likewise.
943 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
944 * store-motion.c (find_moveable_store): Likewise.
945 * tree-eh.c (stmt_could_throw_p): Likewise.
946 (tree_could_throw_p): Likewise.
947 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
948 * config/arm/arm.c (arm_expand_prologue): Likewise.
949 (thumb1_expand_prologue): Likewise.
950 * config/rx/rx.md (cbranchsf4): Likewise.
952 * config/s390/s390.c (s390_emit_prologue): Likewise.
953 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
954 (inline_forbidden_into_p): New predicate.
955 (expand_call_inline): Use it to forbid inlining.
956 (tree_can_inline_p): Likewise.
958 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
960 * config/i386/i386-c.c: Do not include rtl.h.
961 * config/i386/t-i386: Update dependencies.
963 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
965 * attribs.c: Do not include rtl.h.
966 * Makefile.in: Update dependencies.
968 2010-05-25 Anatoly Sokolov <aesok@post.ru>
970 * double-int.h (double_int_and): New.
971 * combine.c (try_combine): Clean up, use double_int_* and
972 immed_double_int_const functions.
974 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
976 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
977 stderr to /dev/null instead of grep -q.
978 * configure: Regenerate.
980 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
982 * Makefile.in (EXCEPT_H): Fix typo.
984 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
986 * ira-build.c (update_conflict_hard_reg_costs): New.
987 (ira_build): Call update_conflict_hard_reg_costs.
989 2010-05-25 Jakub Jelinek <jakub@redhat.com>
992 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
994 (intersect_loc_chains): Walk the s2var's loc_chain together
995 with s1node chain as long as the locations are equal, don't
996 call find_loc_in_1pdv in that case.
999 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
1000 (copy_bind_expr): ... instead of here.
1001 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
1002 if the block hasn't been remapped.
1003 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
1004 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
1006 2010-05-25 Richard Guenther <rguenther@suse.de>
1009 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
1010 out-of-bounds array accesses.
1012 2010-05-25 Richard Guenther <rguenther@suse.de>
1014 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
1015 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
1016 (run_gcc): Re-organize to make cleanup easier.
1018 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1020 * config/s390/s390.c (optimization_options): Fix and move the
1021 flag_prefetch_loop_arrays override ...
1022 (override_options): ... here.
1024 2010-05-25 Joseph Myers <joseph@codesourcery.com>
1026 * diagnostic.c: Don't include plugin.h.
1027 (diagnostic_report_diagnostic): Don't handle plugins specially
1028 here. Pass context to internal_error callback.
1029 * diagnostic.h (struct diagnostic_context): Add context parameter
1030 to internal_error callback.
1031 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
1032 * plugin.h (struct diagnostic_context): Declare.
1033 (warn_if_plugins, plugins_internal_error_function): Declare.
1034 * toplev.c (general_init): Set global_dc->internal_error.
1035 * Makefile.in (diagnostic.o): Update dependencies.
1037 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
1039 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
1040 * config/rs6000/t-darwin64: New.
1041 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
1044 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
1047 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
1048 match the original (and intended) behaviour before r159557. This
1049 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
1052 2010-05-25 Richard Guenther <rguenther@suse.de>
1054 * doc/invoke.texi: Document -Ofast.
1055 * target.h (struct gcc_target): Add handle_ofast.
1056 * target-def.h (TARGET_HANDLE_OFAST): Add.
1057 (TARGET_INITIALIZER): Adjust.
1058 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
1059 * common.opt (Ofast): Add.
1061 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
1063 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
1064 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
1066 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
1069 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
1070 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
1071 false_rtx. Use false_rtx to compute the correct *ptest for reversed
1072 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
1074 2010-05-25 Jakub Jelinek <jakub@redhat.com>
1076 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
1077 DW_OP_minus with negated offset instead of DW_OP_plus.
1078 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
1080 2010-05-25 Wei Guozhi <carrot@google.com>
1082 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
1083 tst instruction and a new alternative.
1084 * config/arm/constraints.md (Pu): New constraint.
1086 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
1088 * function.c (assign_stack_local_1): Initialize variable
1089 to avoid warning when bootstrapping at -O3.
1091 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
1093 * configure.ac (all_lang_makefiles): Remove everything related to it.
1094 * configure: Regenerate.
1095 * Makefile.in: Fix reference to ada Make-lang.in.
1096 Remove support for LANG_MAKEFILES.
1098 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
1099 Sandra Loosemore <sandra@codesourcery.com>
1101 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
1102 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
1103 description. Add arm_neon_fp16_ok.
1104 (Add Options): Add arm_neon and arm_neon_fp16.
1106 2010-05-24 Joseph Myers <joseph@codesourcery.com>
1108 * diagnostic.c: Don't include flags.h.
1109 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
1110 context parameters. Check flags in the context passed as a parameter.
1111 (diagnostic_build_prefix): Add context parameter. Check
1112 show_column flag in context.
1113 (diagnostic_action_after_output): Check fatal_errors flag in context.
1114 (diagnostic_report_current_module): Check show_column flag in context.
1115 (default_diagnostic_starter): Update call to
1116 diagnostic_build_prefix.
1117 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
1118 (emit_diagnostic): Pass context to permissive_error_kind.
1119 (permerror): Pass context to permissive_error_kind.
1120 * diagnostic.h (struct diagnostic_context): Add show_column,
1121 pedantic_errors, permissive and fatal_errors fields.
1122 (diagnostic_build_prefix): Update prototype.
1124 * toplev.c (process_options): Set flags in global_dc from
1125 flag_show_column, flag_pedantic_errors, flag_permissive,
1127 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
1128 to diagnostic_build_prefix.
1129 * Makefile.in (diagnostic.o): Update dependencies.
1131 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
1133 * config/i386/ia32intrin.h (__crc32q): Define only if
1134 __SSE4_2__ is defined.
1136 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
1140 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
1141 DECL_VISIBILITY_SPECIFIED.
1142 (emutls_decl): Set DECL_PRESERVE_P and copy
1143 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
1144 (emutls_finalize_control_var): New callback.
1145 (emutls_finish): Finalize emutls control variables.
1146 * toplev.c (compile_file): Move the call to emutls_finish ()
1147 before varpool_assemble_pending_decls ().
1149 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
1151 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
1152 added to the preprocessor condition.
1154 2010-05-24 Paul Brook <paul@codesourcery.com>
1156 * gengtype-lex.l: Add HARD_REG_SET.
1157 * expr.c (expand_expr_real_1): Record writes to hard registers.
1158 * function.c (rtl_data): Add asm_clobbers.
1159 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
1160 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
1161 Use crtl->asm_clobbers.
1163 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1165 * doc/makefile.texi (Makefile): Mention stages 'profile'
1166 and 'feedback' for profiledbootstrap.
1168 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
1171 * config/i386/i386.c (def_builtin): Properly check
1172 OPTION_MASK_ISA_64BIT.
1174 2010-05-23 Joseph Myers <joseph@codesourcery.com>
1176 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
1177 typedefs with different but compatible types. Allow duplicate
1178 typedefs with the same type except for pedantic non-C1X, but give
1179 warning for variably modified types.
1180 * c-typeck.c (tagged_types_tu_compatible_p,
1181 function_types_compatible_p, type_lists_compatible_p,
1182 comptypes_internal): Add parameter different_types_p; set
1183 *different_types_p for different but compatible types. All
1185 (comptypes_check_different_types): New.
1186 * c-tree.h (comptypes_check_different_types): Declare.
1188 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
1190 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
1191 * jump.c: Include basic-block.h.
1192 * profile.c: Likewise.
1193 * tree-profile.c: Likewise.
1194 * coverage.c: Likewise.
1195 * basic-block.h (optimize_function_for_size_p): Move to function.h.
1196 (optimize_function_for_speed_p): Likewise.
1197 * function.h (optimize_function_for_size_p,
1198 optimize_function_for_speed_p): Moved here from basic-block.h.
1199 * Makefile.in: Update dependencies.
1201 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1203 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
1204 before calling make; allow override through $MAKE.
1205 * doc/invoke.texi (Optimize Options): Document override.
1207 2010-05-23 Anatoly Sokolov <aesok@post.ru>
1209 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
1210 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1211 (rs6000_mode_dependent_address_ptr): Make static.
1212 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1213 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
1216 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
1219 * config/i386/i386.c: Make sure that the correct regparm is passed.
1221 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
1223 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
1224 * sbitmap.c: ...to here to internalize sbitmap element access.
1225 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
1226 Explain why basic-block.h is included.
1227 * function.h: Include tm.h for CUMULATIVE_ARGS.
1228 * Makefile.in: Update dependencies.
1230 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
1232 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
1234 * sbitmap.h (struct sbitmap_def): Do not typedef here.
1235 * sbitmap.c: Include sbitmap.h.
1236 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
1237 hard-reg-set.h. Split everything related to regsets out from here...
1238 * regset.h: ...to here. New file.
1239 * df.h: Include regset.h and sbitmap.h.
1240 * tree-flow.h: Likewise.
1241 * cfgloop.h: Likewise.
1242 * except.h: Do not include sbitmap.h. Include hashtab.h.
1243 * cgraph.h: Include vec.h and function.h.
1244 * reload.h (struct insn_chain): Change types of live_throughout
1245 and dead_or_set from regset_head to bitmap_head.
1246 (compute_use_by_pseudos): Be defined also if regset.h is not included.
1247 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
1248 spilled_regs from regset_head to bitmap_head to avoid dependency
1250 * sel-sched-ir.h: Include regset.h.
1251 * reload.c: Include df.h before reload.h.
1252 * caller-save.c: Likewise.
1253 * reload1.c: Likewise.
1255 (mark_elimination): Update type of r to bitmap, consistent with
1257 * dominance.c: Include bitmap.h.
1258 * modulo-sched.c: Include df.h.
1259 * cfganal.c: Include bitmap.h and sbitmap.h.
1260 * cfgbuild.c: Include sbitmap.h.
1261 * lcm.c: Include sbitmap.h.
1262 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
1263 * domwalk.c: Include sbitmap.h, exclude ggc.h.
1264 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
1265 * cselib.c: Include bitmap.h.
1266 * tree-optimize.c: Include regset.h.
1267 * stmt.c: Include bitmap.h.
1268 * Makefile.in: Update dependencies.
1270 2010-05-22 Jan Hubicka <jh@suse.cz>
1272 * cgraph.h (struct varpool_node): Add same_comdat_group.
1273 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
1275 (output_varpool): Update call of lto_output_varpool_node.
1276 (input_varpool): Read same_comdat_group pointer.
1277 (input_varpool_1): Fixup same_comdat_group pointer.
1278 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
1279 group is needed, all are.
1280 * varpool.c (varpool_remove_node): Remove node from same comdat group
1282 (varpool_analyze_pending_decls): Walk same comdat groups.
1284 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
1286 * rtl.h (union rtunion_def): Remove rt_bit member.
1287 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
1288 * print-rtl (print_rtx): Do not print the member.
1289 * gengtype.c (adjust_field_rtx_def): Do not handle it.
1290 * gengenrtl.c (type_from_format): Likewise.
1291 (accessor_from_format): Likewise.
1293 2010-05-22 Joseph Myers <joseph@codesourcery.com>
1295 * dbgcnt.c: Include toplev.h instead of errors.h.
1296 * ira-emit.c: Don't include errors.h.
1297 * ira.c: Include toplev.h instead of errors.h.
1298 * lto-compress.c: Include toplev.h instead of errors.h.
1299 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
1300 ira.o, dbgcnt.o): Update dependencies.
1302 2010-05-22 Richard Guenther <rguenther@suse.de>
1304 * gimple.c (gimple_types_compatible_p): Check type qualifications
1305 before merging pointer to complete and pointer to incomplete type.
1306 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
1307 we use our own resolution algorithm. The gold linker plugin
1308 doesn't do the job we want it to do here.
1310 2010-05-22 Anatoly Sokolov <aesok@post.ru>
1312 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1313 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1314 (sparc_mode_dependent_address_p): New function.
1316 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1318 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
1320 * timevar.c: Do not include any core headers.
1321 (timevar_print): De-i18n-ize.
1322 (print_time): Likewise.
1323 * timevar.h (timevar_push, timevar_pop): Make inline functions.
1325 2010-05-21 Joseph Myers <joseph@codesourcery.com>
1327 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
1329 (diagnostic_initialize): Initialize x_data not last_function.
1330 (diagnostic_report_current_function): Move to tree-diagnostic.c.
1331 (default_diagnostic_starter): Call
1332 diagnostic_report_current_module not
1333 diagnostic_report_current_function.
1334 (diagnostic_report_diagnostic): Initialize x_data not
1336 (verbatim): Likewise.
1337 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
1339 (struct diagnostic_context): Change last_function to x_data.
1340 (diagnostic_auxiliary_data): Replace with
1341 diagnostic_context_auxiliary_data and
1342 diagnostic_info_auxiliary_data.
1343 (diagnostic_last_function_changed, diagnostic_set_last_function,
1344 diagnostic_report_current_function): Move to tree-diagnostic.h.
1345 (print_declaration, dump_generic_node, print_generic_stmt,
1346 print_generic_stmt_indented, print_generic_expr,
1347 print_generic_decl, debug_c_tree, dump_omp_clauses,
1348 print_call_name, debug_generic_expr, debug_generic_stmt,
1349 debug_tree_chain, default_tree_printer): Move to
1350 tree-pretty-print.h.
1351 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
1352 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
1353 gimple-pretty-print.h.
1354 * pretty-print.c: Don't include tree.h
1355 (pp_base_format): Don't handle %K here.
1356 (pp_base_tree_identifier): Move to tree-pretty-print.c.
1357 * pretty-print.h (text_info): Change abstract_origin to x_data.
1358 (pp_tree_identifier, pp_unsupported_tree,
1359 pp_base_tree_identifier): Move to tree-pretty-print.h.
1360 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
1361 tree-pretty-print.h: New files.
1362 * tree-pretty-print.c: Include tree-pretty-print.h.
1363 (percent_K_format): New. Moved from pretty-print.c.
1364 (pp_base_tree_identifier): Move from pretty-print.c.
1365 * c-objc-common.c: Include tree-pretty-print.h.
1366 (c_tree_printer): Handle %K here.
1367 * langhooks.c: Include tree-diagnostic.h.
1368 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
1369 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
1370 (default_tree_printer): Handle %K using percent_K_format.
1371 (general_init): Use default_tree_diagnostic_starter.
1372 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
1373 (free_lang_data): Use default_tree_diagnostic_starter.
1374 * c-pretty-print.c: Include tree-pretty-print.h.
1375 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1376 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1377 * dwarf2out.c: Include tree-pretty-print.h.
1378 * except.c: Include tree-pretty-print.h.
1379 * gimple-pretty-print.c: Include tree-pretty-print.h and
1380 gimple-pretty-print.h.
1381 * gimplify.c: Include tree-pretty-print.h.
1382 * graphite-poly.c: Include tree-pretty-print.h and
1383 gimple-pretty-print.h.
1384 * ipa-cp.c: Include tree-pretty-print.h.
1385 * ipa-inline.c: Include gimple-pretty-print.h.
1386 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1387 * ipa-pure-const.c: Include gimple-pretty-print.h.
1388 * ipa-struct-reorg.c: Include tree-pretty-print.h and
1389 gimple-pretty-print.h.
1390 * ipa-type-escape.c: Include tree-pretty-print.h.
1391 * print-rtl.c: Include tree-pretty-print.h.
1392 * print-tree.c: Include gimple-pretty-print.h.
1393 * sese.c: Include tree-pretty-print.h.
1394 * tree-affine.c: Include tree-pretty-print.h.
1395 * tree-browser.c: Include tree-pretty-print.h.
1396 * tree-call-cdce.c: Include gimple-pretty-print.h.
1397 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1398 * tree-chrec.c: Include tree-pretty-print.h.
1399 * tree-data-ref.c: Include tree-pretty-print.h and
1400 gimple-pretty-print.h.
1401 * tree-dfa.c: Include tree-pretty-print.h.
1402 * tree-if-conv.c: Include tree-pretty-print.h and
1403 gimple-pretty-print.h.
1404 * tree-inline.c: Include tree-pretty-print.h.
1405 * tree-into-ssa.c: Include tree-pretty-print.h and
1406 gimple-pretty-print.h.
1407 * tree-nrv.c: Include tree-pretty-print.h.
1408 * tree-object-size.c: Include tree-pretty-print.h and
1409 gimple-pretty-print.h.
1410 * tree-outof-ssa.c: Include tree-pretty-print.h and
1411 gimple-pretty-print.h.
1412 * tree-parloops.c: Include tree-pretty-print.h and
1413 gimple-pretty-print.h.
1414 * tree-predcom.c: Include tree-pretty-print.h and
1415 gimple-pretty-print.h.
1416 * tree-scalar-evolution.c: Include tree-pretty-print.h and
1417 gimple-pretty-print.h.
1418 * tree-sra.c: Include tree-pretty-print.h.
1419 * tree-ssa-address.c: Include tree-pretty-print.h.
1420 * tree-ssa-alias.c: Include tree-pretty-print.h.
1421 * tree-ssa-ccp.c: Include tree-pretty-print.h and
1422 gimple-pretty-print.h.
1423 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
1424 * tree-ssa-copy.c: Include tree-pretty-print.h and
1425 gimple-pretty-print.h.
1426 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
1427 * tree-ssa-dce.c: Include tree-pretty-print.h and
1428 gimple-pretty-print.h.
1429 * tree-ssa-dom.c: Include tree-pretty-print.h and
1430 gimple-pretty-print.h.
1431 * tree-ssa-dse.c: Include gimple-pretty-print.h.
1432 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
1433 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
1434 * tree-ssa-live.c: Include tree-pretty-print.h and
1435 gimple-pretty-print.h.
1436 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
1437 gimple-pretty-print.h.
1438 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
1439 gimple-pretty-print.h.
1440 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
1441 gimple-pretty-print.h.
1442 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
1443 gimple-pretty-print.h.
1444 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
1445 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
1446 * tree-ssa-operands.c: Include tree-pretty-print.h and
1447 gimple-pretty-print.h.
1448 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
1449 gimple-pretty-print.h.
1450 * tree-ssa-pre.c: Include tree-pretty-print.h and
1451 gimple-pretty-print.h.
1452 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
1453 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
1454 gimple-pretty-print.h.
1455 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
1456 gimple-pretty-print.h.
1457 * tree-ssa-sink.c: Include gimple-pretty-print.h.
1458 * tree-ssa-ter.c: Include tree-pretty-print.h and
1459 gimple-pretty-print.h.
1460 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
1461 * tree-ssa.c: Include tree-pretty-print.h and
1462 gimple-pretty-print.h.
1463 * tree-stdarg.c: Include gimple-pretty-print.h.
1464 * tree-switch-conversion.c: Include gimple-pretty-print.h.
1465 * tree-tailcall.c: Include tree-pretty-print.h and
1466 gimple-pretty-print.h.
1467 * tree-vect-data-refs.c: Include tree-pretty-print.h and
1468 gimple-pretty-print.h.
1469 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
1470 gimple-pretty-print.h.
1471 * tree-vect-loop.c: Include tree-pretty-print.h and
1472 gimple-pretty-print.h.
1473 * tree-vect-patterns.c: Include gimple-pretty-print.h.
1474 * tree-vect-slp.c: Include tree-pretty-print.h and
1475 gimple-pretty-print.h.
1476 * tree-vect-stmts.c: Include tree-pretty-print.h and
1477 gimple-pretty-print.h.
1478 * tree-vectorizer.c: Include tree-pretty-print.h.
1479 * tree-vrp.c: Include tree-pretty-print.h and
1480 gimple-pretty-print.h.
1481 * value-prof.c: Include tree-pretty-print.h and
1482 gimple-pretty-print.h.
1483 * var-tracking.c: Include tree-pretty-print.h.
1484 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
1485 (tree-diagnostic.o): New dependencies.
1486 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
1487 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
1488 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
1489 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
1490 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
1491 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
1492 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
1493 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
1494 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
1495 tree-ssa-address.o, tree-ssa-loop-niter.o,
1496 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
1497 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
1498 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
1499 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
1500 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
1501 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
1502 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
1503 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
1504 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
1505 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
1506 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
1507 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
1508 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
1509 tree-switch-conversion.o, var-tracking.o, value-prof.o,
1510 cfgexpand.o, pretty-print.o): Update dependencies.
1512 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
1514 * tree-ssa-structalias.c: Remove tm_p.h from include.
1516 2010-05-21 Jeff Law <law@redhat.com>
1518 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
1520 2010-05-21 Jason Merrill <jason@redhat.com>
1522 * tree-eh.c (cleanup_is_dead_in): New.
1523 (lower_try_finally): Don't generate a dead cleanup region.
1524 (lower_cleanup): Likewise.
1526 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1529 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
1530 unchain each use from the cyclic next_regno_use chain first.
1532 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1534 * real: Do not include gmp.h, mpfr.h, and mpc.h.
1535 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
1536 (real_value_negate, real_value_abs): New prototypes.
1537 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
1538 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
1539 new include file for interface between MPFR and REAL_VALUE_TYPE.
1540 * real.c: Include realmpfr.h.
1541 (real_arithmetic2): Remove legacy function.
1542 (real_value_negate): New.
1543 (real_value_abs): New.
1544 (mfpr_from_real, real_from_mpfr): Move from here...
1545 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
1546 * builtins.c: Include realmpfr.h.
1547 * fold-const.c: Include realmpfr.h.
1548 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
1549 (fold_negate_const): Likewise.
1550 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
1551 * toplev.c: Include realmpfr.h.
1552 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
1553 and real_value_negate.
1554 * fixed-value.c (check_real_for_fixed_mode): Likewise.
1555 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
1556 (vfp3_const_double_index): Likewise.
1557 (arm_print_operand): Likewise.
1558 * Makefile.in: Update dependencies.
1560 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1562 * config/s390/s390.c (override_options): Increase the default
1563 of max-completely-peel-times.
1565 2010-05-21 Julian Brown <julian@codesourcery.com>
1566 Mark Mitchell <mark@codesourcery.com>
1568 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
1569 sibling calls for Thumb-1.
1570 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
1571 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
1573 (*call_insn, *call_value_insn): Don't use for Thumb-2.
1574 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
1576 (return): New expander.
1577 (*arm_return): New name for ARM return insn.
1578 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
1580 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
1582 * config.gcc (sparc64-*-rtems*): New target.
1584 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1586 * tree.c (build_function_decl_skip_args): Fix grammar.
1587 (build_function_type_list_1): Fix typos, adjust formatting.
1589 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1591 * tree.h: Include real.h and fixed-value.h as basic datatypes.
1592 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
1593 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
1594 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
1595 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
1596 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
1597 tree-pretty-print.c, tree-loop-distribution.c,
1598 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
1599 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
1600 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
1601 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
1602 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
1603 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
1604 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
1605 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
1606 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
1607 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
1608 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
1609 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
1610 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
1611 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
1612 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
1613 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
1614 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
1615 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
1616 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
1617 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
1618 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
1619 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
1620 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
1621 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
1622 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
1623 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
1624 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
1625 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
1626 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
1627 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
1628 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
1629 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
1630 config/score/score7.c, config/score/score.c, config/arm/arm.c,
1631 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
1632 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
1633 config/bfin/bfin.c: Clean up redundant includes.
1634 * Makefile.in: Update accordingly.
1636 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1639 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
1640 statement has no arguments.
1642 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
1645 * varasm.c (emutls_decl): Merge attributes to new decl.
1647 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
1650 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
1651 around the uniquized constructor if its type requires a conversion.
1653 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1656 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
1657 at -O0 goto_locus of any of the incoming edges differs from
1658 goto_locus of outgoing edge, or gimple_location of any of the
1661 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
1663 * ira.c (ira_non_ordered_class_hard_regs): Define.
1664 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
1665 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
1666 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
1667 cost of unaligned hard regs when allocating multi-reg pseudos.
1669 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
1671 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
1672 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
1673 for TARGET_NO_FLOAT.
1674 * config/mips/mips.c (mips_file_start): Expand conditional expression
1675 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
1676 (mips_override_options): Move -mno-float override -msoft-float and
1678 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
1679 Condition(TARGET_SUPPORTS_NO_FLOAT).
1680 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
1681 __mips_no_float here.
1682 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
1683 (TARGET_SUPPORTS_NO_FLOAT): Define.
1684 * config/mips/sdemtk.opt: Delete.
1686 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1688 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
1690 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1693 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1694 * configure: Regenerate.
1695 * config.in: Regenerate.
1696 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1697 instead of sahf only for 64bit targets.
1699 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1702 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1703 setup_ref_regs for DEBUG_INSNs.
1705 2010-05-20 Jan Hubicka <jh@suse.cz>
1708 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
1710 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1713 * df-scan.c (df_ref_compare): Stabilize sort.
1715 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1717 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
1718 argument. Don't use DW_OP_piece if offset is non-zero,
1719 put offset into second DW_OP_bit_piece argument.
1720 (dw_sra_loc_expr): Adjust callers. For memory expressions
1723 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1726 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1727 settings for 16-bit-constant "addo" alternative.
1729 2010-05-19 James E. Wilson <wilson@codesourcery.com>
1731 * config/mips/mips-dsp.md (add<DSPV:mode>3,
1732 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
1735 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
1736 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
1739 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1741 * diagnostic.c (FLOAT, FFS): Don't undefine.
1742 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1743 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1746 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1748 * combine.c (propagate_for_debug): Call make_compound_operation
1749 on the source value.
1750 (try_combine): When implementing a split chosen by find_split_point,
1751 either copy i2src or set it to null. Assert that i2src is not null
1752 before substituting into CALL_INSN_FUNCTION_USAGE.
1754 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1756 * double-int.h (double_int_ior): New function.
1757 * tree.h (build_int_cst_wide_type): Remove.
1758 * tree.c (build_int_cst_wide_type): Remove.
1759 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1760 of build_int_cst_wide_type.
1761 * stor-layout.c (set_sizetype): (Ditto.).
1762 * dojump.c (do_jump): Use build_int_cstu instead of
1763 build_int_cst_wide_type.
1765 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1767 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1768 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1769 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1770 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1771 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1772 propagate the 'data' argument to copy_tree_r.
1773 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1774 Propagate 'data' argument to walk_tree.
1775 (copy_if_shared): New function.
1776 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1777 (unmark_visited): New function.
1778 (unshare_body): Call copy_if_shared instead of doing it manually.
1779 (unvisit_body): Call unmark_visited instead of doing it manually.
1781 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1783 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1784 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1785 * hooks.c: Likewise.
1786 * target-def.h (TARGET_FOLD_BUILTIN): Define to
1787 hook_tree_tree_int_treep_bool_null.
1788 * target.h (struct gcc_target): Update signature of fold_builtin
1790 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
1791 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
1792 instead of the call expression.
1793 (fold_builtin_call_array): Pass n and argarray directly.
1794 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
1796 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
1797 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
1798 `i' and use it in place of `arity'.
1799 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
1800 Dereference `args' directly.
1801 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
1803 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1805 * doc/sourcebuild.texi (Effective-Target Keywords): Document
1807 (Directives): Document optional dg-require-effective-target
1810 2010-05-19 Richard Guenther <rguenther@suse.de>
1813 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
1815 2010-05-19 Richard Guenther <rguenther@suse.de>
1817 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
1818 * common.opt (fwhopr=): New.
1819 * opts.c (common_handle_option): Handle OPT_fwhopr.
1820 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
1821 * collect2.c (main): Match -fwhopr*.
1822 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
1823 Execute ltrans stage in parallel when jobs is bigger than 1.
1825 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1827 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
1828 pentiumpro on Solaris 8/x86 with Sun as.
1829 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
1831 (gcc_cv_as_ix86_quad): Check for .quad directive.
1832 * configure: Regenerate.
1833 * config.in: Regenerate.
1834 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
1836 2010-05-19 Martin Jambor <mjambor@suse.cz>
1838 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
1839 also for indirect edges. Actual printing moved...
1840 (ipa_print_node_jump_functions_for_edge): ...here.
1841 (ipa_compute_jump_functions): Renamed to
1842 ipa_compute_jump_functions_for_edge and made static.
1843 (ipa_compute_jump_functions): New function.
1844 (make_edge_direct_to_target): Check if the number of arguments on
1845 the newly direct edge is the same as the number of parametrs of
1847 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
1848 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
1849 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
1850 analysis functions unconditionally, call the new
1851 ipa_analyze_params_uses on the node instead of every edge.
1853 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
1855 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
1857 (dump_mem_ref): Adopt debug code to handle a tree as step. This
1858 also checks for a constant int vs. non-constant but
1859 loop-invariant steps.
1860 (find_or_create_group): Change the sort algorithm to only consider
1861 steps that are constant ints.
1862 (idx_analyze_ref): Adopt code to handle a tree instead of a
1863 HOST_WIDE_INT for step.
1864 (gather_memory_references_ref): Handle tree instead of int and be
1865 prepared to see a NULL_TREE.
1866 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
1867 prefetches if the step cannot be calculated at compile time.
1868 (issue_prefetch_ref): Issue prefetches for non-constant but
1869 loop-invariant steps.
1871 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1874 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1876 * tree.h (build_call_list): Remove.
1877 * tree.c (build_call_list): Remove.
1879 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
1881 * tree.h (build_call_list): Remove.
1882 * tree.c (build_call_list): Remove.
1884 2010-05-18 Jan Hubicka <jh@suse.cz>
1886 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
1888 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
1890 PR rtl-optimization/43332
1891 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
1893 2010-05-18 Anatoly Sokolov <aesok@post.ru>
1895 * tree.h (build_int_cstu): Implement as static inline.
1896 * tree.c (build_int_cstu): Remove function.
1897 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
1900 2010-05-18 Richard Guenther <rguenther@suse.de>
1903 * lto-wrapper.c (verbose): New variable. Initialize from -v.
1904 (debug): Initialize from -save-temps.
1905 (collect_execute): Print command-line when verbose.
1906 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
1907 for ltrans invocation. Produce -dumpbase flag again.
1908 (process_args): Remove.
1910 * collect2.c (maybe_run_lto_and_relink): Only pass object
1911 files to lto-wrapper.
1912 * gcc.c (LINK_COMMAND_SPEC): Likewise.
1914 2010-05-18 Jan Hubicka <jh@suse.cz>
1916 * opts.c (decode_options): Do not disable whopr at ipa_cp.
1917 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
1919 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1922 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
1924 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
1927 2010-05-18 Jakub Jelinek <jakub@redhat.com>
1930 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
1933 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
1935 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
1936 lto-macho as lto_binary_reader.
1938 * darwin.c (darwin_asm_named_section): Do not add assembler comment
1939 after .section directive; just print it before the directive instead.
1941 2010-05-17 Jan Hubicka <jh@suse.cz>
1943 * cgraph.c (cgraph_create_virtual_clone): Only check
1944 versionable_function_p when not in wpa and checking is enabled.
1945 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
1946 there are no more functions to materialize.
1948 2010-05-17 Jan Hubicka <jh@suse.cz>
1950 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
1951 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
1953 (output_cgraph): Call output_cgraph_opt_summary.
1954 (input_cgrpah): Call input_cgraph_opt_summary.
1955 (output_cgraph_opt_summary_p, output_node_opt_summary,
1956 input_node_opt_summary, input_cgraph_opt_section): New functions.
1957 * lto-section-in.c (lto_section_name): Add cgraphopt.
1958 * tree-inline.c (tree_function_versioning): Handle parm_num.
1959 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
1960 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
1962 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1964 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
1965 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
1966 the insn to prefetch ratio heuristic to loops with known trip count.
1968 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
1970 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
1971 (schedule_prefetches): Do not generate a prefetch if the unroll factor
1972 is far from what is required by the prefetch.
1974 2010-05-17 Jan Hubicka <jh@suse.cz>
1976 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
1977 (ipcp_estimate_growth): Likewise.
1978 (ipcp_const_param_count): Likewise.
1979 (ipcp_insert_stage): Likewise.
1980 * ipa-prop.c (visit_load_for_mod_analysis): New function.
1981 (visit_store_addr_for_mod_analysis): Set used flag.
1982 (ipa_detect_param_modifications): Set used flag for SSE params;
1983 update use of walk_stmt_load_store_addr_ops.
1984 (ipa_print_node_params): Print used flag.
1985 (ipa_write_node_info): Stream used flag.
1986 (ipa_read_node_info): Likewise.
1987 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
1988 (ipa_is_param_used): New function.
1989 (lto_ipa_fixup_call_notes): Remove unused declaration.
1991 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1994 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
1995 * configure: Regenerate.
1996 * config.in: Regenerate.
1997 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
1998 !HAVE_AS_IX86_REP_LOCK_PREFIX.
1999 Don't emit whitespace.
2000 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
2001 (*rep_movsi): Likewise.
2002 (*rep_movsi_rex64): Likewise.
2003 (*rep_movqi): Likewise.
2004 (*rep_movqi_rex64): Likewise.
2005 (*rep_stosdi_rex64): Likewise.
2006 (*rep_stossi): Likewise.
2007 (*rep_stossi_rex64): Likewise.
2008 (*rep_stosqi): Likewise.
2009 (*rep_stosqi_rex64): Likewise.
2010 (*cmpstrnqi_nz_1): Use {%;} after repz.
2011 (*cmpstrnqi_nz_rex_1): Likewise.
2012 (*cmpstrnqi_1): Likewise.
2013 (*cmpstrnqi_rex_1): Likewise.
2014 (*strlenqi_1): Use {%;} after repnz.
2015 (*strlenqi_rex_1): Likewise.
2016 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
2017 (*sync_compare_and_swap<mode>): Likewise.
2018 (sync_double_compare_and_swap<mode>): Likewise.
2019 (*sync_double_compare_and_swapdi_pic): Likewise.
2020 (sync_old_add<mode>): Likewise.
2021 (sync_add<mode>): Likewise.
2022 (sync_sub<mode>): Likewise.
2023 (sync_<code><mode>): Likewise.
2025 2010-05-17 Martin Jambor <mjambor@suse.cz>
2027 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
2028 otr_token and polymorphic.
2029 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
2030 (cgraph_clone_edge): Copy the above fields.
2031 * tree.c (get_binfo_at_offset): New function.
2032 * tree.h (get_binfo_at_offset): Declare.
2033 * ipa-prop.h (enum jump_func_type): Added known_type jump function
2034 type, reordered items, updated comments.
2035 (union jump_func_value): Added base_type field, reordered fields.
2036 (enum ipa_lattice_type): Moved down in the file.
2037 (struct ipa_param_descriptor): New field polymorphic.
2038 (ipa_is_param_polymorphic): New function.
2039 * ipa-prop.c: Include gimple.h and gimple-fold.h.
2040 (ipa_print_node_jump_functions): Print known type jump functions.
2041 (compute_complex_pass_through): Renamed to...
2042 (compute_complex_assign_jump_func): this.
2043 (compute_complex_ancestor_jump_func): New function.
2044 (compute_known_type_jump_func): Likewise.
2045 (compute_scalar_jump_functions): Create known type and complex ancestor
2047 (ipa_note_param_call): New parameter polymorphic, set the corresponding
2048 flag in the call note accordingly.
2049 (ipa_analyze_call_uses): Renamed to...
2050 (ipa_analyze_indirect_call_uses): this. New parameter target, define
2051 variable var only in the block where it is used.
2052 (ipa_analyze_virtual_call_uses): New function.
2053 (ipa_analyze_call_uses): Likewise.
2054 (combine_known_type_and_ancestor_jfs): Likewise.
2055 (update_jump_functions_after_inlining): Implemented handling of a
2056 number of new jump function types combination.
2057 (print_edge_addition_message): Removed.
2058 (make_edge_direct_to_target): New function.
2059 (try_make_edge_direct_simple_call): Likewise.
2060 (try_make_edge_direct_virtual_call): Likewise.
2061 (update_call_notes_after_inlining): Renamed to...
2062 (update_indirect_edges_after_inlining): this. Moved edge creation for
2063 indirect calls to try_make_edge_direct_simple_call, also calls
2064 try_make_edge_direct_virtual_call for virtual calls.
2065 (ipa_print_node_params): Changed the header message.
2066 (ipa_write_jump_function): Stream also known type jump functions.
2067 (ipa_read_jump_function): Likewise.
2068 (ipa_write_indirect_edge_info): Stream new fields in
2069 cgraph_indirect_call_info.
2070 (ipa_read_indirect_edge_info): Likewise.
2071 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
2074 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2076 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
2078 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
2080 * tree.h (CALL_EXPR_ARGS): Delete.
2081 (call_expr_arglist): Delete.
2082 * tree.c (call_expr_arglist): Delete.
2083 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
2084 targetm.fold_builtin.
2085 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
2086 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
2087 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
2088 arglist parameter. Use CALL_EXPR_ARG.
2089 (picochip_expand_builtin_3op): Likewise.
2090 (picochip_expand_builtin_2opvoid): Likewise.
2091 (picochip_expand_array_get): Likewise.
2092 (picochip_expand_array_put): Likewise.
2093 (picochip_expand_array_testport): Likewise.
2094 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
2095 rather than arglist.
2096 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
2098 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
2099 than TREE_VALUE and TREE_CHAIN.
2100 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
2101 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
2104 2010-05-17 Jakub Jelinek <jakub@redhat.com>
2107 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
2108 to have no fallthru edge.
2111 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
2112 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
2113 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
2114 add BARRIER after previous bb if needed.
2116 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
2118 * tree.c (build_function_type_list_1): Remove bogus assert condition.
2120 2010-05-17 Alan Modra <amodra@gmail.com>
2122 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
2123 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
2124 with copy_reg rtx param.
2125 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
2126 Correct cases where code for ABI_V4 did not initialise the reg
2127 used to access frame. Also leave frame_reg_rtx as sp for large
2128 frames that save no regs.
2130 2010-05-17 Martin Jambor <mjambor@suse.cz>
2133 * tree-sra.c (create_access_replacement): New parameter rename, mark
2134 the replaement for renaming only when it is true.
2135 (get_access_replacement): Pass true in the rename parameter of
2136 create_access_replacement.
2137 (get_unrenamed_access_replacement): New function.
2138 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
2139 replacement declaration from it.
2141 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
2143 * function.c (try_fit_stack_local, add_frame_space): New static
2145 (assign_stack_local_1): Use them. Look for opportunities to use
2146 space previously wasted on alignment.
2147 * function.h (struct frame_space): New.
2148 (struct rtl_data): Add FRAME_SPACE_LIST member.
2149 * reload1.c (something_was_spilled): New static variable.
2150 (alter_reg): Set it.
2151 (reload): Test it in addition to testing if the frame size changed.
2153 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
2155 * config/s390/s390.c: Define sane prefetch settings and activate
2156 flag_prefetch_loop_arrays on -O3.
2157 * config/s390/s390.h: Declare that read can use write prefetch.
2159 2010-05-17 Jakub Jelinek <jakub@redhat.com>
2161 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
2164 2010-05-16 Jan Hubicka <jh@suse.cz>
2166 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
2167 function body; do not check stdarg field of struct function.
2169 2010-05-16 Jan Hubicka <jh@suse.cz>
2171 * cgraph.c (dump_cgraph_node): Dump versionable flag.
2172 * cgraph.h (cgraph_local_info): Add versionable flag.
2173 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
2174 (ipcp_versionable_function_p): Use it.
2175 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
2178 2010-05-16 Jan Hubicka <jh@suse.cz>
2180 * cgraph.c (cgraph_clone_node): Take decl argument and insert
2181 clone into hash when it is different from orig.
2182 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
2183 * cgraph.h (cgraph_clone_node): Update prototype.
2184 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
2185 (lto_cgraph_encoder_delete): Delete body map.
2186 (lto_cgraph_encoder_size): Move to header.
2187 (lto_cgraph_encoder_encode_body_p,
2188 lto_set_cgraph_encoder_encode_body): New.
2189 (lto_output_node): Do not take written_decls argument; output clone_of
2191 (add_node_to): Add include_body_argument; call
2192 lto_set_cgraph_encoder_encode_body on master of the clone.
2193 (add_references): Update use of add_node_to.
2194 (compute_ltrans_boundary): Likewise.
2195 (output_cgraph): Do not create written_decls bitmap.
2196 (input_node): Take nodes argument; stream in clone_of correctly.
2197 (input_cgraph_1): Update use of input_node.
2198 * lto-streamer-out.c (lto_output): Use encoder info to decide
2199 what bodies to output.
2200 * ipa-inline.c (cgraph_clone_inlined_nodes,
2201 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
2202 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
2203 (lto_cgraph_encoder_size): Define here.
2204 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
2207 2010-05-16 Richard Guenther <rguenther@suse.de>
2209 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
2211 * ipa-type-escape.c (gate_type_escape_vars): Run when
2212 -fipa-struct-reorg runs.
2213 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
2214 * common.opt (fipa-type-escape): Remove.
2216 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
2218 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
2219 (decode_options): Likewise.
2220 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
2222 2010-05-16 Jan Hubicka <jh@suse.cz>
2224 * ipa.c (function_and_variable_visibility): Also bring local all
2227 2010-05-16 Richard Guenther <rguenther@suse.de>
2229 * alias.c (nonoverlapping_memrefs_p): Remove use of
2230 IPA type-escape information.
2232 2010-05-16 Joseph Myers <joseph@codesourcery.com>
2234 * c-common.c (c_common_reswords): Add _Static_assert for C.
2235 * c-parser.c (c_token_starts_declaration,
2236 c_parser_next_token_starts_declaration,
2237 c_parser_static_assert_declaration_no_semi,
2238 c_parser_static_assert_declaration): New.
2239 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
2240 Handle static assertions if static_assert_ok.
2241 (c_parser_external_declaration, c_parser_declaration_or_fndef,
2242 c_parser_compound_statement_nostart, c_parser_label,
2243 c_parser_for_statement, c_parser_objc_methodprotolist,
2244 c_parser_omp_for_loop): All callers of
2245 c_parser_declaration_or_fndef changed.
2246 (c_parser_struct_declaration): Handle static assertions.
2247 (c_parser_compound_statement_nostart): Use
2248 c_parser_next_token_starts_declaration and
2249 c_token_starts_declaration to detect start of declarations.
2250 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
2253 2010-05-16 Anatoly Sokolov <aesok@post.ru>
2255 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2256 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2257 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2258 TARGET_FUNCTION_VALUE_REGNO_P): Define.
2259 (mmix_function_outgoing_value): Rename to...
2260 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
2261 (mmix_function_value_regno_p): Make static.
2262 (mmix_libcall_value): New function.
2263 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
2264 mmix_function_value_regno_p): Remove declaration.
2266 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
2268 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
2269 BUILT_IN_ALLOCA if stack checking is enabled.
2271 2010-05-16 Richard Guenther <rguenther@suse.de>
2273 * var-tracking.c (vars_copy_1): Inline ...
2274 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
2275 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
2276 (variable_merge_over_cur): Adjust. Merge asserts.
2277 (variable_merge_over_src): Likewise.
2278 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
2279 (variable_post_merge_new_vals): Merge asserts.
2280 (variable_post_merge_perm_vals): Likewise.
2281 (find_mem_expr_in_1pdv): Likewise.
2282 (dataflow_set_different_value): Remove.
2283 (onepart_variable_different_p): Merge asserts.
2284 (variable_different_p): Likewise.
2285 (dataflow_set_different_1): Inline ...
2286 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
2287 (emit_notes_for_differences_1): Merge asserts.
2289 2010-05-16 Richard Guenther <rguenther@suse.de>
2291 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
2292 * optabs.c (libfunc_decl_hash): Likewise.
2293 * varasm.c (emutls_decl): Likewise.
2295 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
2297 * c-decl.c: Don't include gimple.h.
2298 (merge_decls): Do not copy gimple_body.
2300 2010-05-15 Jason Merrill <jason@redhat.com>
2302 * c.opt: Add -fnothrow-opt.
2304 2010-05-15 Jan Hubicka <jh@suse.cz>
2306 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
2308 * passes.c (ipa_write_summaries): Write all analyzed nodes.
2310 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
2312 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
2313 * Makefile.in: Add it.
2314 Fix all other Makefile dependencies for changes below.
2315 * tree.h: Include it instead of defining VEC primitives here.
2316 * gimple.h: Likewise.
2318 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
2319 * except.h: Include vecir.h, break dependence on tree.h.
2321 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
2323 * tree-iterator.c: ...to here.
2324 * tree-iterator.h: Fix file introduction comment. Add extern markers.
2326 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
2328 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
2329 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
2330 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
2331 tree-mudflap.h, and target.h.
2332 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
2333 predict.h, tree-inline.h, gimple.h, and langhooks.h.
2334 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
2335 Add FIXME for why gimple.h is still included (should be unnecessary
2336 since GCC 4.5 gimplification unit-at-a-time).
2337 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
2338 * c-pragma.c: Add FIXME for why function.h needs to be included just
2339 for cfun, at front-end level.
2340 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
2341 Do not include ggc.h, but include vecprim.h for VEC(char).
2342 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
2343 Explain why target.h is included.
2344 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
2345 Explain why gimple.h is included.
2346 * c-ppoutput.c: Do not include tm.h.
2347 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
2348 * c-parses.c: Explain why rtl.h is included, and that this (and only
2349 this) is also why tm.h must be included.
2350 Do not include except.h.
2351 * c-lang.c: Do not include ggc.h.
2353 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
2355 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
2357 2010-05-15 Joseph Myers <joseph@codesourcery.com>
2359 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
2360 unions by default if those structs and unions have no tags. Do
2361 not condition anonymous struct and unions handling on flag_iso.
2362 Allow anonymous structs and unions for C1X.
2363 (finish_struct): Do not diagnose lack of named fields when
2364 anonymous structs and unions present for C1X. Accept flexible
2365 array members in structure with anonymous structs or unions but no
2366 directly named fields.
2367 * doc/extend.texi (Unnamed Fields): Update.
2369 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
2371 * gimple.h (compare_field_offset): Rename into...
2372 (gimple_compare_field_offset): ...this.
2373 * gimple.c (compare_field_offset): Rename into...
2374 (gimple_compare_field_offset): ...this. Compare the full access if
2375 the offset is self-referential.
2376 (gimple_types_compatible_p): Adjust for above renaming.
2377 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
2378 DECL_NONADDRESSABLE_P flag of fields before merging them.
2380 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
2382 * tree.h (ctor_to_list): Delete.
2383 * tree.c (ctor_to_list): Delete.
2385 2010-05-15 Jan Hubicka <jh@suse.cz>
2387 * ipa-reference.c: Include toplev.h
2388 (is_proper_for_analysis): Only add to all_module_statics
2390 (write_node_summary_p, stream_out_bitmap,
2391 ipa_reference_write_optimization_summary,
2392 ipa_reference_read_optimization_summary): New.
2393 (struct ipa_opt_pass_d pass_ipa_reference): Add
2394 optimization summary streaming.
2395 * lto-cgraph.c (referenced_from_this_partition_p,
2396 reachable_from_this_partition_p): New functions.
2397 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
2398 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
2399 * opts.c (decode_options): Enable ipa_reference.
2400 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
2401 * lto-streamer.h (referenced_from_this_partition_p,
2402 reachable_from_this_partition_p): Declare.
2404 2010-05-15 Richard Guenther <rguenther@suse.de>
2406 PR tree-optimization/44038
2407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
2408 taking the address of a V_C_E of a constant.
2410 2010-05-14 Jan Hubicka <jh@suse.cz>
2412 * tree.h (memory_identifier_string): Remove.
2413 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
2414 (ipa_reference_global_vars_info_d): Remove statics_not_read and
2415 statics_not_written.
2416 (ipa_reference_optimization_summary_d): New structure.
2417 (ipa_reference_optimization_summary_t): New type and vector.
2418 (ipa_reference_vars_info_d): Embedd structures instead of using
2420 (reference_vars_to_consider): Remove out of GGC space.
2421 (module_statics_escape): Remove.
2422 (global_info_obstack): Rename to ...
2423 (optimization_summary_obstack): ... this one.
2424 (initialization_status_t): Remove.
2425 (memory_identifier_string): Remove.
2426 (get_reference_vars_info): Fix indenting.
2427 (set_reference_vars_info): Likewise.
2428 (get_reference_optimization_summary): New.
2429 (set_reference_optimization_summary): New.
2430 (get_global_reference_vars_info): Remove.
2431 (ipa_reference_get_read_global): Remove.
2432 (ipa_reference_get_written_global): Remove.
2433 (ipa_reference_get_not_read_global): Update.
2434 (ipa_reference_get_not_written_global): Update.
2435 (is_proper_for_analysis): Outlaw addressable.
2436 (propagate_bits): Update for new datastructures.
2437 (analyze_variable): Remove.
2438 (init_function_info): Update for new datastructures.
2439 (clean_function_local_data): Remove.
2440 (clean_function): Remove.
2441 (copy_global_bitmap): Use optimizations_summary_obstack.
2442 (duplicate_node_data): Duplicate optimization summary only.
2443 (remove_node_data): Remove optimization summary only.
2444 (generate_summary): Do not analyze variables; do not compute
2445 module_statics_escape; do not prune solutions by it.
2446 (read_write_all_from_decl): Fix typos in comments.
2447 (propagate): Doscover readonly and nonaddressable first;
2448 update for new datastructures; share global bitmaps.
2449 * ipa-reference.h (ipa_reference_get_read_global,
2450 ipa_reference_get_written_global): Remove.
2451 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
2452 * Makefile.in: Remove ipa-refereference from GT files.
2454 2010-05-14 Jakub Jelinek <jakub@redhat.com>
2457 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
2458 for all SYMBOL_REF_DECLs.
2460 2010-05-14 Jan Hubicka <jh@suse.cz>
2462 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
2463 (varpool_all_refs_explicit_p): New inline function.
2464 * ipa-reference.c: Update comment.
2465 (module_statics_written): Remove.
2466 (get_static_decl): Remove.
2467 (ipa_init): Do not initialize module_statics_written.
2468 (analyze_function): Likewise.
2469 (generate_summary): Likewise; do not compute module_statics_readonly
2470 and do not update variable flags.
2471 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
2472 * ipa.c: Inlucde flags.h
2473 (cgraph_local_node_p): New.
2474 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
2475 promote functions to local.
2476 (ipa_discover_readonly_nonaddressable_vars): New function.
2477 (function_and_variable_visibility): Use cgraph_local_node_p.
2478 * varpool.c (varpool_finalize_decl): Set force_output for
2479 DECL_PRESERVE_P vars.
2481 2010-05-14 Jan Hubicka <jh@suse.cz>
2483 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
2485 2010-05-14 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/44119
2488 * tree-ssa-pre.c (eliminate): Properly mark replacement of
2489 a PHI node necessary.
2491 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
2493 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
2495 2010-05-14 Jason Merrill <jason@redhat.com>
2498 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
2499 (gimple_call_set_nothrow): New.
2500 * gimple.c (gimple_build_call_from_tree): Call it.
2501 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
2504 * gimplify.c (gimplify_seq_add_stmt): No longer static.
2505 * gimple.h: Declare it.
2506 * gimple.c (gimple_build_eh_filter): No ops.
2508 2010-05-14 Jan Hubicka <jh@suse.cz>
2510 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
2511 nodes already in queue.
2512 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
2515 2010-05-14 Jakub Jelinek <jakub@redhat.com>
2518 * cfgexpand.c (expand_debug_expr): If non-memory op0
2519 has BLKmode, return NULL.
2521 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
2523 * config.gcc: Add support for --with-cpu option for bdver1.
2524 * config/i386/i386.h (TARGET_BDVER1): New macro.
2525 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
2526 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
2527 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
2528 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
2529 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
2530 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
2531 (processor_type): Add PROCESSOR_BDVER1.
2532 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
2533 processor_type in config/i386/i386.h.
2534 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
2535 movaps <reg, reg> instead of movapd <reg, reg> when replacing
2536 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
2537 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
2538 to emit packed xor instead of packed double/packed integer
2539 xor for SSE and AVX when moving a zero value.
2540 * config/i386/sse.md: Add check for
2541 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
2542 movapd/movdqa for SSE and AVX.
2543 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
2544 single logical operations i.e and, or and xor instead of packed double
2545 logical operations for SSE and AVX.
2546 * config/i386/i386-c.c (ix86_target_macros_internal):
2547 Add PROCESSOR_BDVER1.
2548 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
2549 (has_fma4, has_xop): New.
2550 * config/i386/i386.c (bdver1_cost): New variable.
2551 (m_BDVER1): New macro.
2552 (m_AMD_MULTIPLE): Add m_BDVER1.
2553 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
2554 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
2555 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
2556 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
2557 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
2558 x86_tune_sse_partial_reg_dependency,
2559 x86_tune_sse_unaligned_load_optimal,
2560 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
2561 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
2562 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
2563 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
2564 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
2565 Enable/disable for bdver1.
2566 (processor_target_table): Add bdver1_cost.
2567 (cpu_names): Add bdver1.
2568 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
2569 processor_alias_table.
2570 (ix86_expand_vector_move_misalign): Change.
2571 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
2572 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
2573 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
2574 of movupd/movdqu for SSE and AVX.
2575 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
2576 (ix86_tune_adjust_cost): Add code for bdver1.
2577 (standard_sse_constant_opcode): Add check for
2578 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
2579 of packed double xor for SSE and AVX.
2581 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
2583 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
2586 2010-05-14 Tristan Gingold <gingold@adacore.com>
2588 * toplev.c (default_debug_hooks): Remove this variable.
2589 (process_options): Remove assignments to default_debug_hooks.
2591 2010-05-14 Martin Jambor <mjambor@suse.cz>
2593 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
2594 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
2595 * langhooks.h (struct lang_hooks_for_decls): Removed field
2597 * tree.c (free_lang_data): Remove assignment to
2598 lang_hooks.fold_obj_type_ref.
2599 * tree.def (OBJ_TYPE_REF): Update comment.
2601 2010-05-14 Richard Guenther <rguenther@suse.de>
2603 PR tree-optimization/44124
2604 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
2606 2010-05-14 Alan Modra <amodra@gmail.com>
2609 * config/rs6000/rs6000.c (struct machine_function): Reorder
2610 fields for better packing. Add lr_save_state.
2611 (rs6000_ra_ever_killed): Return lr_save_state if set.
2612 (rs6000_emit_eh_reg_restore): Set lr_save_state.
2614 2010-05-13 Jan Hubicka <jh@suse.cz>
2616 * varpool.c (decide_is_variable_needed): Drop code checking
2617 TREE_SYMBOL_REFERENCED.
2619 2010-05-13 Jan Hubicka <jh@suse.cz>
2621 * final.c (output_addr_const): Do not call mark_decl_referenced.
2622 * cgraphunit.c (process_function_and_variable_attributes): Use
2623 mark_needed_node dirrectly.
2624 (assemble_thunk): Do not call mark_decl_referenced.
2626 2010-05-13 Anatoly Sokolov <aesok@post.ru>
2628 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
2630 2010-05-13 Jeff Law <law@redhat.com>
2632 * ira-conflicts.c (print_allocno_conflicts): New function broken out
2634 (print_conflicts): Call print_allocno_conflicts.
2636 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2639 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
2642 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
2644 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
2645 t-mingw-w64 or t-mingw-w32 for multilib configuration.
2646 * config/i386/t-mingw-w32: New.
2647 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
2649 2010-05-13 Martin Jambor <mjambor@suse.cz>
2651 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
2653 * gimple-fold.c (get_base_binfo_for_type): New function.
2654 (gimple_get_relevant_ref_binfo): Likewise.
2655 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2656 (gimple_fold_obj_type_ref): Likewise.
2657 (fold_gimple_call): Simplify condition for folding virtual calls
2658 and call gimple_fold_obj_type_ref.
2659 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
2660 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2662 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
2664 * config/rs6000/rs6000-protos.h
2665 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
2666 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
2667 (rs6000_debug_mode_dependent_address)
2668 (rs6000_mode_dependent_address_ptr): Likewise.
2670 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2673 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
2675 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
2676 * tree-sra.c (create_access_replacement): Call unshare_expr before
2677 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
2678 * dwarf2out.c: Include tree-flow.h.
2679 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
2680 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2681 Handle DW_OP_bit_piece.
2682 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
2683 construct_piece_list, adjust_piece_list): New functions.
2684 (add_var_loc_to_decl): Handle SRA optimized variables.
2685 Adjust for var_loc_note to loc field renaming.
2686 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
2687 in VAR_LOCATION note.
2688 (new_loc_descr_op_bit_piece): New function.
2689 (dw_sra_loc_expr): New function.
2690 (dw_loc_list): Use it. Don't handle the last range after the
2691 loop, handle it inside of the loop. Adjust for var_loc_note
2692 to loc field renaming.
2693 (add_location_or_const_value_attribute): Only special case
2694 single entry loc lists if loc is NOTE_P. Adjust for
2695 var_loc_note to loc field renaming.
2696 (dwarf2out_var_location): Don't set newloc->var_loc_note
2697 and newloc->next here.
2699 2010-05-12 Jan Hubicka <jh@suse.cz>
2701 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
2703 * cgraph.h (cgraph_only_called_directly_p,
2704 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
2705 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
2706 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
2708 * ipa.c (cgraph_remove_unreachable_nodes): Use
2709 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
2711 * tree-inline.c (copy_bb): Check address_taken flag.
2712 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
2713 externally_visible flag.
2715 2010-05-12 Jason Merrill <jason@redhat.com>
2719 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
2720 * sdbout.c (plain_type_1): Likewise.
2721 * dwarf2out.c (is_base_type): Likewise.
2722 (gen_type_die_with_usage): Likewise. Generate
2723 DW_TAG_unspecified_type for any LANG_TYPE.
2725 2010-05-12 Jan Hubicka <jh@suse.cz>
2727 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
2729 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
2730 (cgraph_clone_edge): Update.
2731 (cgraph_node_remove_callees): Remove indirect calls too.
2732 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
2733 (cgraph_create_indirect_edge): Update prototype.
2734 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
2735 is_proper_for_analysis.
2736 (add_new_function, visited_nodes, function_insertion_hook_holder,
2737 get_local_reference_vars_info, mark_address_taken, mark_address,
2738 mark_load, mark_store, check_asm_memory_clobber, check_call,
2739 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2740 (ipa_init): Do not initialize visited_nodes;
2741 function_insertion_hook_holder.
2742 (analyze_variable): Rewrite.
2743 (analyze_function): Rewrite.
2744 (copy_local_bitmap): Remove.
2745 (duplicate_node_dat): Do not duplicate local info.
2746 (generate_summary): Simplify to only walk cgraph.
2747 (write_node_summary_p, ipa_reference_write_summary,
2748 ipa_reference_read_summary): Remove.
2749 (propagate): Do not remove function insertion;
2751 (pass_ipa_reference): NULLify summary handling fields.
2752 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2753 (input_edge): Input ecf_flags.
2754 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2755 (update_indirect_edges_after_inlining): Ignore edges with unknown
2758 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2760 * implicit-zee.c: New file.
2761 * tree-pass.h (pass_implicit_zee): Declare.
2762 * passes.c (init_optimization_passes): Add zee pass.
2763 * common.opt (fzee): New flag.
2764 * timevar.def (TV_ZEE): Define.
2765 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2767 * Makefile.in (implicit-zee.o): Add new build file.
2769 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2770 Nathan Froyd <froydnj@codesourcery.com>
2772 * c-common.c (sync_resolve_params): Remove write-only variable.
2774 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2776 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2777 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2778 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2779 * targhooks.c (default_mode_dependent_address_p): New function.
2780 * targhooks.h (default_mode_dependent_address_p): Declare function.
2781 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2782 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2783 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
2784 target hook. Change return type to bool.
2785 * recog.h (mode_dependent_address_p): Change return type to bool.
2787 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2788 Nathan Froyd <froydnj@codesourcery.com>
2790 * tree-mudflap.c (build_function_type_0, build_function_type_1,
2791 build_function_type_2, build_function_type_3): Remove.
2792 (mudflap_init): Use build_function_type_list.
2794 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2795 Nathan Froyd <froydnj@codesourcery.com>
2797 * coverage.c (build_fn_info_value): Call build_constructor instead of
2798 build_constructor_from_list.
2799 (build_ctr_info_value): Likewise.
2800 (build_gcov_info): Likewise.
2802 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
2804 * tree.c (build_constructor): Compute TREE_CONSTANT for the
2805 resultant constructor.
2806 (build_constructor_single): Don't set TREE_CONSTANT.
2807 (build_constructor_from_list): Don't compute TREE_CONSTANT.
2809 2010-05-12 Jan Hubicka <jh@suse.cz>
2811 * cgraph.h (struct varpool_node): Add aux.
2812 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
2813 * varpool.c (varpool_remove_node): Do not remove initializer.
2814 (varpool_reset_queue): Export.
2815 (varpool_finalize_decl): Volatile vars are forced to be output.
2816 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
2818 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
2819 process_references, varpool_can_remove_if_no_refs): New functions.
2820 (cgraph_remove_unreachable_nodes): Handle variables too.
2822 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
2827 2010-05-12 Jakub Jelinek <jakub@redhat.com>
2830 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
2831 change value of ORT_TASK.
2832 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
2833 (omp_notice_threadprivate_variable): New function.
2834 (omp_notice_variable): Call it for threadprivate variables.
2835 If enclosing ctx is a task, print enclosing task rather than
2836 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
2837 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
2838 if task has untied clause.
2841 * dwarf2out.c (base_type_die): Don't add name attribute here.
2842 (modified_type_die): Instead of sizetype use
2843 its underlying original type. If a DW_TAG_base_type doesn't
2844 have name added, add __unknown__.
2845 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
2846 always call force_type_die instead.
2848 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
2850 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
2851 for __stack_chk_guard.
2853 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2855 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
2856 don't call start_source_file debug hook here...
2857 (finish_options): ... but here, after outputting predefined and
2858 command line defines and undefs.
2861 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
2863 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
2864 optimizing away empty bb with no successors, move over its
2865 footer chain to fallthru predecessor.
2866 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
2867 (rtl_split_edge): For asm goto call patch_jump_insn even if
2868 splitting fallthru edge.
2871 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
2872 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
2873 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2874 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
2878 * c-parser.c (c_parser_expression): Mark LHS of a comma
2879 expression as read if it is a decl, handled component or
2880 COMPOUND_EXPR with that on the RHS.
2881 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
2882 if it is a decl or handled component.
2884 2010-05-11 Jan Hubicka <jh@suse.cz>
2886 * lto-symtab.c (lto_symtab_free): New function.
2887 * lto-streamer.h (lto_symtab_free): Declare.
2889 2010-05-11 Jan Hubicka <jh@suse.cz>
2891 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
2892 that if function is needed it is reachable.
2893 (lto_output_node): See if it the function is reachable or referenced.
2894 (output_cgraph): Update call of lto_output_node.
2895 * lto-streamer.h (reachable_from_other_partition_p): Declare.
2897 2010-05-11 Jan Hubicka <jh@suse.cz>
2899 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
2902 2010-05-11 Jan Hubicka <jh@suse.cz>
2904 PR tree-optimize/44063
2905 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
2907 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
2909 (estimate_function_body_sizes): Compute sizes even when disregarding.
2911 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
2913 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
2915 2010-05-11 Jan Hubicka <jh@suse.cz>
2917 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
2918 into every boundary.
2920 2010-05-11 Jan Hubicka <jh@suse.cz>
2922 * matrix-reorg.c (matrix_reorg): Rebuild edges.
2924 2010-05-11 Jan Hubicka <jh@suse.cz>
2926 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
2927 lto_streamer_cache_delete): Put nodes into heap.
2928 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
2931 2010-05-11 Jan Hubicka <jh@suse.cz>
2933 * cgraphbuild.c (cgraph_rebuild_references): New.
2934 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
2936 * cgraph.h (cgraph_rebuild_references): Declare.
2937 * tree-inline.c (tree_function_versioning): Use it.
2938 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
2940 2010-05-11 Jan Hubicka <jh@suse.cz>
2942 * cgraph.c: Include ipa-utils.h
2943 (cgraph_create_virtual_clone): Update references.
2944 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
2946 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2948 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
2949 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
2952 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
2954 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
2956 2010-05-11 Jakub Jelinek <jakub@redhat.com>
2958 * gcc.c (execute): For -### don't quote arguments that
2959 contain just alphanumerics and _/-. characters.
2960 * doc/invoke.texi: Document that change for -###.
2963 * df-problems.c (struct dead_debug): Add to_rescan field.
2964 (dead_debug_init): Clear to_rescan field.
2965 (dead_debug_finish): Rescan all debug insns in to_rescan
2966 bitmap and free the bitmap.
2967 (dead_debug_insert_before): Instead of rescanning debug insns
2968 immediately queue their rescanning until dead_debug_finish.
2969 (df_note_bb_compute): After dead_debug_add do continue instead
2972 2010-05-10 Jakub Jelinek <jakub@redhat.com>
2975 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
2976 clear also INSN_REG_USE_LIST.
2978 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2980 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
2982 2010-05-10 Jan Hubicka <jh@suse.cz>
2984 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
2987 2010-05-10 Jan Hubicka <jh@suse.cz>
2989 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
2991 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
2992 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
2993 (lto_streamer_cache_create): Init alloc pool.
2994 (lto_streamer_cache_delete): Free alloc pool.
2995 * lto-streamer.h: Include alloc pool.
2996 (lto_streamer_cache_d): Use alloc pool.
2997 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
2999 2010-05-10 Jan Hubicka <jh@suse.cz>
3001 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
3002 * cgraphbuild.c: Include except.h
3003 (record_type_list, record_eh_tables): New function.
3004 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
3006 2010-05-10 Jan Hubicka <jh@suse.cz>
3008 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
3009 __frame_dummy_init_array_entry, force_to_data): Attribute as used
3012 2010-05-10 Michael Matz <matz@suse.de>
3014 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
3015 (can_reassociate_p): Use FLOAT_TYPE_P.
3016 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
3017 (vect_force_simple_reduction): ... this.
3018 * tree-parloops.c (gather_scalar_reductions): Use
3019 vect_force_simple_reduction.
3020 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
3021 vect_is_simple_reduction, add modify argument, if true rewrite
3022 "a-b" into "a+(-b)".
3023 (vect_is_simple_reduction, vect_force_simple_reduction): New
3025 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
3027 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
3028 Vladimir Makarov <vmakarov@redhat.com>
3030 PR rtl-optimization/44012
3031 * ira-build.c (remove_unnecessary_allocnos): Nullify
3032 regno_allocno_map of the removed allocno.
3034 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3036 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
3038 * configure: Regenerate.
3040 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3042 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
3044 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
3045 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
3047 * configure: Regenerate.
3049 2010-05-10 Richard Guenther <rguenther@suse.de>
3051 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
3052 marked if the entry identifier is marked.
3054 2010-05-10 Richard Guenther <rguenther@suse.de>
3056 * c-common.c (struct c_common_attributes): Add fnspec attribute.
3057 (handle_fnspec_attribute): New function.
3058 * gimple.h (gimple_call_return_flags): Declare.
3059 (gimple_call_arg_flags): Likewise.
3060 * gimple.c (gimple_call_arg_flags): New function.
3061 (gimple_call_return_flags): Likewise.
3062 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
3064 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
3066 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
3067 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
3069 (make_heapvar_for): ... this new function.
3070 (handle_rhs_call): Handle fnspec attribute argument specifiers.
3071 (handle_lhs_call): Likewise.
3072 (find_func_aliases): Adjust.
3074 2010-05-10 Richard Guenther <rguenther@suse.de>
3076 PR tree-optimization/44050
3077 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
3079 2010-05-10 Wei Guozhi <carrot@google.com>
3082 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
3084 2010-05-09 Joseph Myers <joseph@codesourcery.com>
3087 * c-typeck.c (lookup_field): Take a type directly. Update
3089 (build_component_ref): Update call to lookup_field.
3090 (set_init_label): Use lookup_field to find initialized field.
3091 Handle returned list of fields like a sequence of designators.
3093 2010-05-09 Richard Guenther <rguenther@suse.de>
3096 * fold-const.c (tree_single_nonzero_warnv_p): Properly
3097 handle &FUNCTION_DECL.
3099 2010-05-09 Joseph Myers <joseph@codesourcery.com>
3102 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
3103 structures and unions recursively.
3104 (detect_field_duplicates): Move duplicate detection with a hash to
3105 detect_field_duplicates_hash. Always use a hash if anonymous
3106 structures or unions are present.
3107 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
3110 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
3113 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
3114 detect Atom, Core 2 and Core i7.
3116 2010-05-09 Richard Guenther <rguenther@suse.de>
3118 * gcc.c (store_arg): Handle temporary file deletion for
3121 2010-05-09 Richard Guenther <rguenther@suse.de>
3124 * ipa-inline.c (estimate_function_body_sizes): Return after
3125 disregarding inline limits.
3127 2010-05-09 Richard Guenther <rguenther@suse.de>
3129 * gcc.c (store_arg): Revert last change.
3131 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
3134 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
3135 (optimize_ops_list): Call it.
3137 2010-05-08 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/44030
3140 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
3141 NECESSARY flag if we propagate from a inserted expression.
3143 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
3145 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
3146 domain types as equal if they are both PLACEHOLDER_EXPRs.
3148 2010-05-08 Richard Guenther <rguenther@suse.de>
3150 * lto-wrapper.c (run_gcc): Remove linker output from
3151 command line for LTRANS invocation.
3153 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3155 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
3156 lto-macho as lto_binary_reader.
3157 * target.h (struct gcc_target): New hooks lto_start and lto_end.
3158 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
3159 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
3160 in lto_start and lto_end calls.
3161 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
3163 (scan_prog_file): Update is_elf_or_coff call.
3164 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
3166 * collect2.c (main): Fix enum comparison.
3168 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
3170 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
3171 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
3172 and TARGET_ASM_LTO_END.
3173 * darwin.c: Include obstack.h and lto-streamer.h.
3174 (lto_section_names_offset, lto_section_names_obstack,
3175 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
3177 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
3178 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
3179 to a temporary file.
3180 (darwin_asm_lto_end): New function. Restore asm_out_file.
3181 (darwin_asm_named_section): For LTO sections, replace the name with
3182 the offset of the section name in a string table, and build this
3184 (darwin_file_start): Initialize global vars for LTO support.
3185 (darwin_file_end): If output to asm_out_file was redirected, append it
3186 to the proper asm_out_file here. Add the section names section.
3188 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3190 * c-pragma.c (pending_weak_d, pending_weak): New.
3191 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
3192 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
3193 handle_pragma_weak): Update the uses of pending_weaks.
3195 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3197 PR documentation/44016
3198 * doc/standards.texi (Standards): Link to unversioned
3199 cxx0x_status.html page.
3201 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
3204 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
3205 in addition to TREE_USED, to avoid "set but unused" warnings.
3207 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3209 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
3210 (is_loop_prefetching_profitable): Do not insert prefetches
3211 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
3212 times the prefetch ahead distance.
3214 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3216 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
3217 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
3218 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
3221 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3223 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
3224 a diagnostic info when the insn-to-mem ratio is too small.
3226 2010-05-07 Richard Guenther <rguenther@suse.de>
3228 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
3230 (store_arg): Queue temp_filename for deletion instead of
3233 2010-05-07 Richard Guenther <rguenther@suse.de>
3235 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
3236 (run_gcc): Handle LTRANS phase invocation.
3237 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
3239 2010-05-07 Jakub Jelinek <jakub@redhat.com>
3241 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
3242 this is also meaningful on PARM_DECLs and RESULT_DECLs.
3244 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3246 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
3248 2010-05-07 Richard Guenther <rguenther@suse.de>
3250 PR tree-optimization/44020
3251 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
3252 code when PRE is not yet initialized.
3254 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3256 * config/mips/dbxmdebug.h: Remove.
3257 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
3259 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
3261 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
3262 with null pointer and also warn about ordered comparison of zero with
3265 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
3267 * graphite-blocking.c
3268 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
3269 * graphite-clast-to-gimple.c
3270 (clast_to_gcc_expression): Same.
3271 (precision_for_value): Same.
3272 (precision_for_interval): Same.
3273 (gcc_type_for_interval): Same.
3274 (graphite_create_new_guard): Same.
3275 (compute_bounds_for_level): Same.
3276 (graphite_create_new_loop_guard): Same.
3277 * graphite-interchange.c
3278 (build_linearized_memory_access): Same.
3279 (pdr_stride_in_loop): Same.
3280 (memory_strides_in_loop_1): Same.
3281 (memory_strides_in_loop): Same.
3282 (extend_scattering): Same.
3283 (psct_scattering_dim_for_loop_depth): Same.
3284 (pbb_number_of_iterations): Same.
3286 (debug_iteration_domains): Same.
3288 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
3289 (ppl_set_inhomogeneous_gmp): Same.
3290 (ppl_strip_loop): Same.
3291 (ppl_lexico_compare_linear_expressions): Same.
3292 (ppl_read_polyhedron_matrix): Same.
3293 (ppl_max_for_le_pointset): Same.
3295 (ppl_read_polyhedron_matrix): Same.
3296 (tree_int_to_gmp): Same.
3297 (gmp_cst_to_tree): Same.
3298 (ppl_set_inhomogeneous): Same.
3299 (ppl_set_inhomogeneous_tree): Same.
3300 (ppl_set_coef): Same.
3301 (ppl_set_coef_tree): Same.
3302 * graphite-sese-to-poly.c
3303 (build_pbb_scattering_polyhedrons): Same.
3304 (build_scop_scattering): Same.
3305 (scan_tree_for_params_right_scev): Same.
3306 (scan_tree_for_params): Same.
3307 (find_params_in_bb): Same.
3308 (find_scop_parameters): Same.
3309 (add_upper_bounds_from_estimated_nit): Same.
3310 (build_loop_iteration_domains): Same.
3311 (add_condition_to_domain): Same.
3312 (pdr_add_memory_accesses): Same.
3314 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
3316 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
3317 CLooG's value_* macros to their respective mpz_* counterparts.
3318 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
3319 (graphite_create_new_loop_guard): Same.
3320 * graphite-interchange.c (build_linearized_memory_access): Same.
3321 (pdr_stride_in_loop): Same.
3322 (memory_strides_in_loop_1): Same.
3323 (1st_interchange_profitable_p): Same.
3324 * graphite-poly.c (extend_scattering): Same.
3325 (psct_scattering_dim_for_loop_depth): Same.
3326 (pbb_number_of_iterations): Same.
3327 (pbb_number_of_iterations_at_time): Same.
3328 * graphite-poly.h (new_1st_loop): Same.
3329 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
3330 (oppose_constraint): Same.
3331 (insert_constraint_into_matrix): Same.
3332 (ppl_set_inhomogeneous_gmp): Same.
3333 (ppl_set_coef_gmp): Same.
3334 (ppl_strip_loop): Same.
3335 (ppl_lexico_compare_linear_expressions): Same.
3336 (ppl_max_for_le_pointset): Same.
3337 (ppl_min_for_le_pointset): Same.
3338 (ppl_build_realtion): Same.
3339 * graphite-ppl.h (gmp_cst_to_tree): Same.
3340 (ppl_set_inhomogeneous): Same.
3341 (ppl_set_inhomogeneous_tree): Same.
3342 (ppl_set_coef): Same.
3343 (ppl_set_coef_tree): Same.
3344 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3345 (build_scop_scattering): Same.
3346 (add_value_to_dim): Same.
3347 (scan_tree_for_params_right_scev): Same.
3348 (scan_tree_for_params_int): Same.
3349 (scan_tree_for_params): Same.
3350 (find_params_in_bb): Same.
3351 (find_scop_parameters): Same.
3352 (add_upper_bounds_from_estimated_nit): Same.
3353 (build_loop_iteration_domains): Same.
3354 (create_linear_expr_from_tree): Same.
3355 (add_condition_to_domain): Same.
3356 (pdr_add_memory_accesses): Same.
3358 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
3359 Jason Merrill <jason@redhat.com>
3361 * c-common.c (c_common_reswords): Add nullptr.
3362 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
3363 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
3364 (gen_type_die_with_usage): Likewise.
3365 * dbxout.c (dbxout_type): Likewise.
3366 * sdbout.c (plain_type_1): Likewise.
3368 2010-05-06 Jason Merrill <jason@redhat.com>
3370 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
3371 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
3373 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
3375 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
3376 stripping WITH_SIZE_EXPR.
3377 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
3380 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3382 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
3383 list of obsolete configurations.
3384 Disabled check for obsolete configurations.
3385 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
3386 Removed support for previous versions.
3387 * config/mips/iris.h: Removed.
3388 * config/mips/iris5.h: Removed.
3389 * config/mips/iris6.h: Merged old iris.h contents.
3390 (TARGET_IRIX): Removed.
3391 (DRIVER_SELF_SPECS): Removed mabi=32.
3392 (IDENT_ASM_OP): Removed undef.
3393 (STARTFILE_SPEC): Removed mabi=32.
3394 (ENDFILE_SPEC): Likewise.
3395 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
3396 (MACHINE_TYPE): Update for IRIX 6.5.
3397 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
3398 TARGET_IRIX by TARGET_IRIX6.
3399 (mips_file_start): Likewise.
3400 (mips_output_external): Remove IRIX 5/6 O32 support.
3401 (mips_output_function_prologue): Likewise.
3402 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
3404 (TARGET_CPU_CPP_BUILTINS): Likewise.
3405 (TARGET_IRIX): Removed.
3406 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
3407 (MULTILIB_DIRNAMES): Removed 32.
3408 (MULTILIB_OSDIRNAMES): Removed ../lib.
3409 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
3410 (Specific, mips-sgi-irix5): Document removal.
3411 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
3412 Remove references to older IRIX 6 releases and the O32 ABI.
3414 2010-05-06 Jakub Jelinek <jakub@redhat.com>
3417 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
3418 instead of DF_REF_REAL_REG.
3420 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
3423 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
3424 handling to still return true for x64 targets.
3426 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3428 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
3430 2010-05-06 Jan Hubicka <jh@suse.cz>
3432 PR tree-optimization/43791
3433 * ipa-inline.c (update_caller_keys): Remove bogus
3434 disregard_inline_limits check.
3436 2010-05-06 Michael Matz <matz@suse.de>
3438 PR tree-optimization/43984
3439 * tree-ssa-pre.c (inserted_phi_names): Remove.
3440 (inserted_exprs): Change to bitmap.
3441 (create_expression_by_pieces): Set bits, don't append to vector.
3442 (insert_into_preds_of_block): Don't handle inserted_phi_names.
3443 (eliminate): Don't look at inserted_phi_names, remove deleted
3444 insns from inserted_exprs.
3445 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
3446 (init_pre, fini_pre): Allocate and free bitmaps.
3447 (execute_pre): Insert insns on edges before elimination.
3449 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3451 * tree.c (initializer_zerop): Handle STRING_CST.
3453 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
3456 * doc/invoke.texi (Wimplicit): Document as C only.
3457 * opts.c (common_handle_option): Add argument kind.
3458 (handle_option): Rename as read_cmdline_option. Factor out code to...
3459 (handle_option): ... here. New.
3460 (handle_options): Rename as read_cmdline_options.
3461 (decode_options): Update call.
3462 (set_option): Use option index instead of option pointer. Classify
3463 diagnostics correctly.
3464 (enable_warning_as_error): Call handle_option.
3465 * opts.h (set_option): Update declaration.
3466 (handle_option): Declare.
3467 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
3468 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
3469 * c-opts.c (set_Wimplicit): Delete.
3470 (c_family_lang_mask): New static constant.
3471 (c_common_handle_option): Add argument kind. Use handle_option
3472 instead of set_Wimplicit.
3473 (c_common_post_options): warn_implicit and warn_implicit_int
3474 are disabled by default.
3475 * c-common.c (warn_implicit): Do not define here.
3476 * c-common.h (warn_implicit): Do not declare here.
3477 (c_common_handle_option): Update declaration.
3478 * lto-opts.c (lto_reissue_options): Update call to set_option.
3480 2010-05-06 Richard Guenther <rguenther@suse.de>
3482 PR tree-optimization/43571
3483 * domwalk.c (walk_dominator_tree): Walk the dominator
3484 sons in more optimal order.
3486 2010-05-06 Richard Guenther <rguenther@suse.de>
3488 PR tree-optimization/43934
3489 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
3490 (stmt_cost): Likewise.
3491 (extract_true_false_args_from_phi): New helper.
3492 (determine_max_movement): For PHI nodes verify we can hoist them
3493 and compute their cost.
3494 (determine_invariantness_stmt): Handle PHI nodes.
3495 (move_computations_stmt): Likewise. Hoist PHI nodes in
3496 if-converted form using COND_EXPRs.
3497 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
3498 (tree_ssa_lim): Likewise.
3499 * tree-flow.h (tree_ssa_lim): Adjust prototype.
3500 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
3502 2010-05-06 Richard Guenther <rguenther@suse.de>
3504 PR tree-optimization/43987
3505 * tree-ssa-structalias.c (could_have_pointers): For possibly
3506 address-taken variables force pointers to be recorded.
3507 (create_variable_info_for_1): Likewise.
3508 (push_fields_onto_fieldstack): Pass in wheter all fields
3510 (find_func_aliases): Query types instead of vars whether
3511 they contain pointers where appropriate.
3513 2010-05-06 Jan Hubicka <jh@suse.cz>
3515 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
3516 (record_reference, mark_address, mark_load, mark_store): Record
3518 (record_references_in_initializer): Update call of record_references.
3519 (rebuild_cgraph_edges): Remove all references before rebuiding.
3520 * cgraph.c (cgraph_create_node): Clear ref list.
3521 (cgraph_remove_node): Remove references.
3522 (dump_cgraph_node): Dump references.
3523 (cgraph_clone_node): Clone references.
3524 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
3525 (struct cgraph_node, varpool_node): Add ref_lst.
3526 * ipa-ref.c: New file.
3527 * ipa-ref.h: New file.
3528 * ipa-ref-inline.h: New file.
3529 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
3530 (referenced_from_other_partition_p): New function.
3531 (lto_output_varpool_node): Take set arugment; call
3532 referenced_from_other_partition.
3533 (lto_output_ref): New.
3534 (add_references): New.
3536 (output_cgraph): Compute boundary based on references; output refs.
3537 (output_varpool): Accept cgraph_node_set argument.
3540 (input_cgraph): Call input_refs.
3541 * lto-section-in.c (lto_section_name): Add refs.
3542 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
3543 (ipa-ref.o): New file.
3544 * varpool.c (varpool_node): Clear ipa ref list.
3545 (varpool_remove_node): Remove references.
3546 (dump_varpool_node): Dump references.
3547 (varpool_assemble_decl): Only compile finalized ones.
3548 (varpool_extra_name_alias): Initialize ref list.
3549 * lto-streamer.c (lto-get_section_name): Add .refs section.
3550 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
3551 (referenced_from_other_partition_p): Declared.
3553 2010-05-06 Ira Rosen <irar@il.ibm.com>
3555 PR tree-optimization/43901
3556 * tree-vect-stmts.c (vectorizable_call): Assert that vector
3557 type is not NULL if it's transformation phase, and return
3558 FALSE if it's analysis.
3559 (vectorizable_conversion, vectorizable_operation,
3560 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
3562 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
3564 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3566 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3568 * config/mips/mips-protos.h
3569 (mips_small_register_classes_for_mode_p): Delete prototype.
3571 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
3573 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
3574 * config/arm/arm.c (multiple_operation_profitable_p,
3575 compute_offset_order): New static functions.
3576 (load_multiple_sequence, store_multiple_sequence): Use them.
3577 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
3578 memory offsets, not register numbers.
3579 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
3581 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
3583 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
3584 (get_pending_sizes, put_pending_size, put_pending_sizes):
3585 Update the uses of pending_sizes.
3586 * c-decl.c (store_parm_decls): Likewise.
3587 * c-tree.h (struct c_arg_info): Likewise.
3588 * tree.h: Update the prototype for get_pending_sizes and
3591 2010-05-05 Jason Merrill <jason@redhat.com>
3594 * c-common.c (handle_aligned_attribute): Respect
3595 ATTR_FLAG_TYPE_IN_PLACE.
3598 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
3599 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3600 (TARGET_INITIALIZER): Use it.
3601 * c-common.c (attribute_takes_identifier_p): Call it.
3602 * c-common.h: Update prototype.
3603 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
3604 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3606 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3609 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
3610 DW_ID_down_case for Fortran compilation units.
3612 2010-05-05 Jan Hubicka <jh@suse.cz>
3614 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
3617 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
3619 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
3620 a variable-sized RESULT_DECL.
3622 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
3624 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
3626 2010-05-05 Jason Merrill <jason@redhat.com>
3629 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
3631 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
3633 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
3634 Jakub Jelinek <jakub@redhat.com>
3637 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
3638 (dead_debug_init, dead_debug_finish): New functions.
3639 (dead_debug_add, dead_debug_insert_before): Likewise.
3640 (df_note_bb_compute): Initialize a dead_debug object, add dead
3641 debug uses to it, insert debug bind insns before death insns,
3642 reset debug insns that refer to pending uses at the end.
3643 * rtl.h (make_debug_expr_from_rtl): New prototype.
3644 * varasm.c (make_debug_expr_from_rtl): New function.
3646 2010-05-05 Jan Hubicka <jh@suse.cz>
3648 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
3649 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
3650 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
3651 lto_varpool_encoder_deref, lto_varpool_encoder_size,
3652 lto_varpool_encoder_encode_initializer_p,
3653 lto_set_varpool_encoder_encode_initializer): New functions.
3654 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
3655 call output_varpool.
3656 (input_varpool_node): Do not always set analyzed.
3657 (input_cgraph_1): Return vector of cgraph nodes.
3658 (input_varpool_1): Return vector of varpools.
3659 (input_cgraph): Free the vectors.
3660 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3661 output only initializers needed.
3662 (lto_output): Only call output_cgraph.
3663 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
3664 * lto-section-out.c (lto_new_out_decl_state): Initialize
3665 state->varpool_node_encoder.
3666 * lto-streamer.h (lto_varpool_encoder_d): New.
3667 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
3668 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
3669 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
3670 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
3671 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
3673 (output_varpool, input_varpool): Remove declarations.
3675 2010-05-05 Jan Hubicka <jh@suse.cz>
3677 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
3678 with body can prevail.
3680 2010-05-05 Jan Hubicka <jh@suse.cz>
3682 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
3685 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3687 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
3689 * gengtype.h (erro_at_line): Constify pos argument.
3691 * gengtype.c: Include hashtab.h.
3692 (enum gc_used): Document GC_MAYBE_POINTED_TO.
3693 (error_at_line): Constify pos argument.
3694 (do_typedef): Initialize p->opt field.
3695 (get_file_gtfilename): Fix comment typo.
3696 (struct walk_type_data): Constify line field.
3697 (get_output_file_for_structure): New function.
3698 (write_local_func_for_structure): Constify orig_s argument.
3699 Use get_output_file_for_structure.
3700 (write_func_for_structure): Use get_output_file_for_structure.
3701 (INDENT): New define.
3702 (dump_pair, dump_type, dump_type_list, dump_typekind)
3703 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
3704 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
3706 (seen_types): New variable.
3707 (main): New variable do_dump. Process "-d" command line option.
3708 Call dump_everything if dump requested.
3710 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3712 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
3713 in a temporary instead of invoking the macro multiple times.
3714 (track_expr_p): Likewise.
3716 2010-05-04 Neil Vachharajani <nvachhar@google.com>
3718 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
3720 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
3721 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
3722 conditions for printing notes.
3723 * common.opt (-Wcoverage-mismatch): Allow negative, default to
3724 true, update documentation.
3725 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
3727 2010-05-04 Jakub Jelinek <jakub@redhat.com>
3730 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
3733 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3736 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
3737 (*sse_prologue_save_insn1): Likewise.
3738 (SSE prologue save splitter): Likewise.
3740 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3742 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3743 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3744 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3745 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3746 all decls. Call it on DECL_FIELD_OFFSET of fields.
3747 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3748 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3750 2010-05-04 Martin Jambor <mjambor@suse.cz>
3752 * tree-sra.c (build_access_from_expr_1): The first parameter type
3753 changed to simple tree.
3754 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3755 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3757 (build_accesses_from_assign): Removed all parameters except for a
3758 simple gimple statement. Now returns a simple bool.
3759 (scan_function): All non-analysis parts moved to separate functions
3760 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3761 parameters and updated both callers.
3762 (sra_modify_expr): Removed parameter data.
3763 (sra_modify_function_body): New function.
3764 (perform_intra_sra): Call sra_modify_function_body to modify the
3766 (replace_removed_params_ssa_names): Parameter data changed into
3768 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3769 changed the parameter dont_convert to convert with the opposite
3771 (sra_ipa_modify_assign): Parameter data changed into adjustments
3772 vector, return value changed to bool.
3773 (ipa_sra_modify_function_body): New function.
3774 (sra_ipa_reset_debug_stmts): Updated a comment.
3775 (modify_function): Use ipa_sra_modify_function_body to modify function
3778 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3781 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3782 (canon_true_dependence): Likewise.
3783 (write_dependence_p): Likewise.
3785 2010-05-04 Jan Hubicka <jh@suse.cz>
3787 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
3788 * cgraphbuild.c: Include ipa-utils.h
3789 (record_reference_ctx): New struct.
3790 (record_reference): Simplify to work on initializers; not statements.
3791 (mark_address, mark_load, mark_store): New.
3792 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3794 (record_references_in_initializer): Update use of record_reference.
3795 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
3798 2010-05-04 Jan Hubicka <jh@suse.cz>
3800 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
3801 node will be removed anyway.
3802 (lto_varpool_replace_node): Allow also unanalyzed nodes;
3803 relink aliases of node into prevailing node.
3804 * varpool.c (varpool_remove_node): Remove aliases properly;
3805 when removing node, remove all its aliases too; remove DECL_INITIAL
3806 of removed node; ggc_free the varpool node.
3808 2010-05-04 Richard Guenther <rguenther@suse.de>
3810 PR tree-optimization/43879
3811 * tree-ssa-structalias.c (alias_get_name): Use
3812 DECL_ASSEMBLER_NAME if available.
3813 (create_function_info_for): Return the varinfo node.
3814 (ipa_pta_execute): Associate same-body aliases and extra names
3815 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
3817 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
3819 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
3821 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
3824 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
3825 only if HONOR_REG_ALLOC_ORDER is not defined.
3827 2010-05-04 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/43949
3830 * tree-vrp.c (extract_range_from_binary_expr): Only handle
3833 2010-04-26 Jason Merrill <jason@redhat.com>
3835 * c.opt (-fstrict-enums): New.
3836 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
3838 2010-05-03 David Ung <davidu@mips.com>
3839 James E. Wilson <wilson@codesourcery.com>
3841 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
3842 emit the trap instruction before the divide for TUNE_74K.
3844 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
3846 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
3847 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
3848 based on the above, for new target hook.
3850 * hooks.c (hook_bool_mode_true): New generic hook.
3851 * hooks.h (hook_bool_mode_true): Add prototype.
3853 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
3855 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
3856 target hook, set to hook_bool_mode_false.
3857 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
3858 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
3859 with targetm.small_register_classes_for_mode_p.
3860 (find_reusable_reload): Likewise.
3861 (combine_reloads): Likewise.
3862 * reload1.c (reload_as_needed): Likewise.
3863 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
3864 * ifcvt.c (noce_process_if_block, check_cond_move_block,
3865 dead_or_predicable): Likewise.
3866 * regmove.c (optimize_reg_copy_1): Likewise.
3867 * calls.c (prepare_call_address): Likewise.
3868 (precompute_register_parameters): Likewise.
3870 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
3872 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
3873 implementation of the hook that considers all register classes
3874 small except for SH64.
3875 (sh_override_options): Use the new hook.
3876 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
3879 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
3881 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
3882 implementation of the hook that considers all register classes
3884 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
3887 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
3889 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
3890 implementation of the hook that considers all register classes
3892 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
3895 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
3897 * config/m32c/m32c.h: Likewise.
3898 * config/pdp11/pdp11.h: Likewise.
3899 * config/avr/avr.h: Likewise.
3900 * config/xtensa/xtensa.h: Likewise.
3901 * config/m68hc11/m68hc11.h: Likewise.
3902 * config/mn10300/mn10300.h: Likewise.
3903 * config/mcore/mcore.h: Likewise.
3904 * config/h8300/h8300.h: Likewise.
3905 * config/bfin/bfin.h: Likewise.
3907 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
3908 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
3910 2010-05-03 Anatoly Sokolov <aesok@post.ru>
3912 * double-int.h (tree_to_double_int): Remove macro.
3913 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
3914 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3915 (tree_to_double_int): New function.
3916 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
3918 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
3920 2010-05-03 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/43971
3923 * tree-ssa-structalias.c (get_constraint_for_1): Fix
3924 constraints in the !flag_delete_null_pointer_checks case.
3926 2010-05-03 Jakub Jelinek <jakub@redhat.com>
3929 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
3930 result mode matches original rtl mode.
3932 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
3935 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
3937 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3939 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
3940 when processing flag options.
3942 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3944 * gcov-iov.c (main): Change format string placeholder
3945 from %#08x to 0x%08x.
3946 * genchecksum.c (dosum): Change format string placeholder
3947 from %#02x to 0x%02x.
3949 2010-05-02 Richard Guenther <rguenther@suse.de>
3951 PR tree-optimization/43879
3952 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
3954 2010-05-02 Bruno Haible <bruno@clisp.org>
3956 * doc/extend.texi (Function Attributes): Fix a typo.
3958 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3961 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
3962 placeholder from 0x%x to %#x.
3963 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3964 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3965 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3966 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3967 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3968 * config/i386/i386.c (ix86_target_string): Ditto.
3969 * config/i386/i386.c (output_pic_addr_const): Ditto.
3970 (print_operand): Ditto.
3972 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3974 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
3975 placeholder from 0x%x to %#x.
3976 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
3977 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
3978 (ASM_OUTPUT_DEBUG_DATA): Ditto.
3979 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
3980 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
3981 * optc-gen.awk: Ditto.
3982 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
3983 (HOST_WIDE_INT_PRINT_HEX): Ditto.
3984 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
3985 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
3987 2010-05-01 Anatoly Sokolov <aesok@post.ru>
3989 * target.h (struct calls): Add function_value_regno_p field.
3990 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
3991 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
3992 * targhooks.c (default_function_value_regno_p): New function.
3993 * targhooks.h (default_function_value_regno_p): Declare function.
3994 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
3995 * builtins.c. (apply_result_size): (Ditto.).
3996 * combine.c. (likely_spilled_retval_p): (Ditto.).
3997 * mode-switching.c. Include 'target.h'.
3998 (create_pre_exit): Use function_value_regno_p hook.
3999 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
4000 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
4001 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
4003 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
4004 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
4005 (ix86_function_value_regno_p): Declare as static, change argument
4006 type to const unsigned int.
4007 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
4009 2010-05-01 Richard Guenther <rguenther@suse.de>
4011 PR tree-optimization/43949
4012 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
4014 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
4016 2010-05-01 Anatoly Sokolov <aesok@post.ru>
4018 * rtl.h (CONST_DOUBLE_P): Define.
4019 (rtx_to_double_int): Declare.
4020 * emit-rtl.c (rtx_to_double_int): New function.
4021 * dwarf2out.c (insert_double): New function.
4022 (loc_descriptor, add_const_value_attribute): Clean up, use
4023 rtx_to_double_int and insert_double functions.
4025 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
4027 * doc/extend.texi (Inline): Add missing return keyword to examples.
4028 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
4031 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
4033 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
4034 the variable part of the offset as well. Use highest_pow2_factor for
4035 all alignment checks.
4037 2010-04-30 Richard Guenther <rguenther@suse.de>
4039 PR tree-optimization/43879
4040 * tree-ssa-structalias.c (type_could_have_pointers): Functions
4043 2010-04-30 Jan Hubicka <jh@suse.cz>
4045 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
4047 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
4049 2010-04-30 Jan Hubicka <jh@suse.cz>
4051 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
4053 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
4054 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
4055 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
4056 cgraph_node_set_needs_ltrans_p): Remove.
4058 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
4060 * sdbout.c: Include vec.h, do not include varray.h.
4061 (deferred_global_decls, sdbout_global_decl,
4062 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
4063 * toplev.c: Do not include varray.h.
4064 (dump_memory_report): Do not dump VARRAY statistics.
4065 * gengtype.c (open_base_file): Ignore varray.h.
4066 * Makefile.in: Update for abovementioned changes.
4067 Remove all traces of varray.c and varray.h.
4068 * varray.c: Remove file.
4069 * varray.h: Remove file.
4071 2010-04-30 Jan Hubicka <jh@suse.cz>
4073 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
4076 2010-04-30 Jan Hubicka <jh@suse.cz>
4078 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
4081 2010-04-30 Richard Guenther <rguenther@suse.de>
4083 * tree-ssa-structalias.c (get_constraint_for_1): Generate
4084 constraints for CONSTRUCTOR.
4086 2010-04-30 Richard Guenther <rguenther@suse.de>
4089 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
4090 first after all lowering passes.
4092 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
4094 * toplev.c: Include varray.h for statistics dumping.
4095 * tree.h: Do not declare varray_head_tag.
4096 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
4097 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
4098 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
4099 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
4100 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
4101 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
4102 c-common.c, c-common.h, reg-stack.c, basic-block.h,
4103 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
4105 * Makefile.in: Update for abovementioned changes.
4107 2010-04-30 Jakub Jelinek <jakub@redhat.com>
4110 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
4112 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
4114 * config/picochip/picochip.c (picochip_legitimize_address): Define.
4115 Use this function to do machine-specific conversion.
4116 (picochip_legitimize_reload_address): Likewise.
4117 (picochip_legitimate_address_p): Check valid base register only if
4119 (picochip_check_conditional_copy): Check for modw only if opnd is
4121 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
4122 to call the function in c.
4123 * config/picochip/picochip-protos.h
4124 (picochip_legitimize_reload_address): Define.
4125 * config/picochip/picochip.md (supported_compare1): Define.
4127 2010-04-30 Jan Hubicka <jh@suse.cz>
4129 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
4130 (cgraph_global_info): Remove inlined.
4131 (LTO_cgraph_tag_names): Remove.
4132 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
4133 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
4134 simplify cgraph tags and document.
4135 (lto_output_node): Use only LTO_cgraph_unavail_node and
4136 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
4137 for_functions_valid, global info, process and output flags.
4138 (input_overwrite_node): Initialize estimated stack size and
4139 estimated growth. Do not read flags we no longer store.
4140 (input_node): Likewise do not read info no longer stored.
4141 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
4144 2010-04-30 Richard Guenther <rguenther@suse.de>
4146 PR tree-optimization/43879
4147 * tree-ssa-structalias.c (get_constraint_for_1): Properly
4148 handle non-zero initializers.
4150 2010-04-30 Richard Guenther <rguenther@suse.de>
4152 * builtins.c (fold_builtin_1): Delete free (0).
4154 2010-04-29 Jan Hubicka <jh@suse.cz>
4156 * gengtype.c (open_base_files): Add lto-streamer.h
4157 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
4158 (pass_ipa_cp): GGC collect.
4159 * toplev. (compile_file): Do not output symbols.
4160 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
4161 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
4162 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
4163 * lto-section-in.c: Include ggc.h
4164 (lto_new_in_decl_state): Alloc in GGC.
4165 (lto_delete_in_decl_state): Likewise.
4166 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
4169 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
4172 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
4173 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
4174 (HONOR_REG_ALLOC_ORDER): Describe new macro.
4175 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
4176 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
4177 account only if HONOR_REG_ALLOC_ORDER is not defined.
4178 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
4179 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
4181 2010-04-29 Jon Grant <04@jguk.org>
4183 * collect2.c (vflag): Change type from int to bool.
4185 (helpflag): New global bool.
4186 (main): Set vflag and debug with boolean, not integer truth values.
4187 Accept new "--help" option and output usage text if found.
4188 * collect2.h (vflag): Update prototype.
4191 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4194 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
4196 2010-04-29 Richard Guenther <rguenther@suse.de>
4199 * plugin.h (invoke_plugin_callbacks): Annotate arguments
4200 with ATTRIBUTE_UNUSED.
4202 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4205 * config/i386/i386.c (get_some_local_dynamic_name): Replace
4206 INSN_P with NONDEBUG_INSN_P.
4207 (distance_non_agu_define): Likewise.
4208 (distance_agu_use): Likewise.
4210 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
4212 From Dominique d'Humieres <dominiq@lps.ens.fr>
4214 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
4217 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
4219 * plugin.h (invoke_plugin_callbacks): New inline function.
4220 * plugin.c (flag_plugin_added): New global flag.
4221 (add_new_plugin): Initialize above flag.
4222 (invoke_plugin_callbacks): Rename to ...
4223 (invoke_plugin_callbacks_full): ... this.
4225 2010-04-28 Jan Hubicka <jh@suse.cz>
4227 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
4228 (lto_varpool_replace_node): New.
4229 (lto_symtab_resolve_symbols): Resolve varpool nodes.
4230 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
4231 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
4232 * cgraph.h (varpool_node_ptr): New type.
4233 (varpool_node_ptr): New vector.
4234 (varpool_node_set_def): New structure.
4235 (varpool_node_set): New type.
4236 (varpool_node_set): New vector.
4237 (varpool_node_set_element_def): New structure.
4238 (varpool_node_set_element, const_varpool_node_set_element): New types.
4239 (varpool_node_set_iterator): New type.
4240 (varpool_node): Add prev pointers, add used_from_other_partition,
4242 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
4243 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
4244 varpool_get_node, varpool_remove_node): Declare.
4245 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
4246 varpool_node_set_size): New inlines.
4247 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
4248 * tree-pass.h (varpool_node_set_def): Forward declare.
4249 (ipa_opt_pass_d): Summary writting takes vnode sets too.
4250 (ipa_write_optimization_summaries): Update prototype.
4251 * ipa-cp.c (ipcp_write_summary): Update.
4252 * ipa-reference.c (ipa_reference_write_summary): Update.
4253 * lto-cgraph.c (lto_output_varpool_node): New static function.
4254 (output_varpool): New function.
4255 (input_varpool_node): New static function.
4256 (input_varpool_1): New function.
4257 (input_cgraph): Input varpool.
4258 * ipa-pure-const.c (pure_const_write_summary): Update.
4259 * lto-streamer-out.c (lto_output): Update, output varpool too.
4260 (write_global_stream): Kill WPA hack.
4261 (produce_asm_for_decls): Update.
4262 (output_alias_pair_p): Handle variables.
4263 (output_unreferenced_globals): Output only needed partition of varpool.
4264 * ipa-inline.c (inline_write_summary): Update.
4265 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
4267 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
4268 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
4269 varpool_node_set_new, varpool_node_set_add,
4270 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
4271 debug_varpool_node_set): New functions.
4272 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
4273 (execute_one_pass): Process new decls too.
4274 (ipa_write_summaries_2): Pass around vsets.
4275 (ipa_write_summaries_1): Likewise.
4276 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
4278 (ipa_write_optimization_summaries_1): Pass around vsets.
4279 (ipa_write_optimization_summaries): Likewise.
4280 * varpool.c (varpool_get_node): New.
4281 (varpool_node): Update doubly linked lists.
4282 (varpool_remove_node): New.
4283 (dump_varpool_node): More dumping.
4284 (varpool_enqueue_needed_node): Update doubly linked lists.
4285 (decide_is_variable_needed): Kill ltrans hack.
4286 (varpool_finalize_decl): Kill lto hack.
4287 (varpool_assemble_decl): Skip decls in other partitions.
4288 (varpool_assemble_pending_decls): Update doubly linkes lists.
4289 (varpool_empty_needed_queue): Likewise.
4290 (varpool_extra_name_alias): Likewise.
4291 * lto-streamer.c (lto_get_section_name): Add vars section.
4292 * lto-streamer.h (lto_section_type): Update.
4293 (output_varpool, input_varpool): Declare.
4295 2010-04-28 Mike Stump <mikestump@comcast.net>
4297 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
4299 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4301 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
4302 record or union type with RECORD_OR_UNION_TYPE_P predicate.
4303 (lto_input_ts_type_tree_pointers): Likewise.
4304 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
4305 (lto_output_ts_type_tree_pointers): Likewise.
4307 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4309 Uniquization of constants at the Tree level
4310 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
4311 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
4313 (tree_output_constant_def): Declare.
4314 * gimplify.c (gimplify_init_constructor): When using block copy, first
4315 uniquize the constant constructor on the RHS.
4316 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
4317 DECL_IN_CONSTANT_POOL flag.
4318 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
4319 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
4321 (assemble_variable): Deal with symbols belonging to the tree constant
4323 (get_constant_section): Add ALIGN parameter and simplify.
4324 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
4325 (assemble_constant_contents): Use the expression of the VAR_DECL.
4326 (output_constant_def_contents): Use the alignment of the VAR_DECL.
4327 (tree_output_constant_def): New global function.
4328 (mark_constant): Use the expression of the VAR_DECL.
4329 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
4331 (output_object_block): Likewise and assemble the expression.
4333 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4335 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
4336 hash_tree, eq_tree): New tree hash table.
4337 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
4338 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
4339 lto_orig_address_remove): Reimplement.
4341 2010-04-28 Xinliang David Li <davidxl@google.com>
4344 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
4345 (compute_uninit_opnds_pos): New function.
4346 (is_non_loop_exit_postdominating): New function.
4347 (compute_control_dep_chain): New function.
4348 (find_pdom): New function.
4349 (convert_control_dep_chain_into_preds): New function.
4350 (find_predicates): New function.
4351 (find_control_equiv_block): New function.
4352 (collect_phi_def_edges): New function.
4353 (find_def_preds): New function.
4354 (find_dom): New function.
4355 (dump_predicates): New function.
4356 (get_cmp_code): New function.
4357 (is_value_included_in): New function.
4358 (find_matching_predicate_in_rest_chains): New function.
4359 (use_pred_not_overlap_with_undef_path_pred): New function.
4360 (is_use_properly_guarded): New function.
4361 (normalize_cond_1): New function.
4362 (is_and_or_or): New function.
4363 (normalize_cond): New function.
4364 (is_gcond_subset_of): New function.
4365 (is_subset_of_any): New function.
4366 (is_or_set_subset_of): New function.
4367 (is_and_set_subset_of): New function.
4368 (is_norm_cond_subset_of): New function.
4369 (is_pred_expr_subset_of): New function.
4370 (is_pred_chain_subset_of): New function.
4371 (is_included_in): New function.
4372 (is_superset_of): New function.
4373 (find_uninit_use): New function.
4374 (warn_uninitialized_phi): New function.
4375 (compute_possibly_undefined_names): New function.
4376 (ssa_undefined_value_p): New function.
4377 (execute_late_warn_uninitialized): New function.
4378 * tree-ssa.c (ssa_undefined_value_p): Removed.
4379 (warn_uninit): Changed to extern.
4380 (warn_uninitialized_phi): Removed.
4381 (warn_uninitialized_vars): Changed to extern.
4382 (execute_late_warn_uninitialized): Removed
4383 * tree-flow.h: Add new prototypes.
4384 * timevar.def: Add new time variable.
4385 * Makefile.in: Add new build file.
4387 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
4389 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4392 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4395 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
4397 2010-04-28 Martin Jambor <mjambor@suse.cz>
4399 * cgraph.h (struct cgraph_node): New field indirect_calls.
4400 (struct cgraph_indirect_call_info): New type.
4401 (struct cgraph_edge): Removed field indirect_call. New fields
4402 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
4403 (cgraph_create_indirect_edge): Declare.
4404 (cgraph_make_edge_direct): Likewise.
4405 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
4406 * ipa-prop.h (struct ipa_param_call_note): Removed.
4407 (struct ipa_node_params): Removed field param_calls.
4408 (ipa_create_all_structures_for_iinln): Declare.
4409 * cgraph.c: Described indirect edges and uids in initial comment.
4410 (cgraph_add_edge_to_call_site_hash): New function.
4411 (cgraph_edge): Search also among the indirect edges, use
4412 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
4413 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
4414 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
4416 (initialize_inline_failed): Assign a reason to indirect edges.
4417 (cgraph_create_edge_1): New function.
4418 (cgraph_create_edge): Moved some functionality to
4419 cgraph_create_edge_1.
4420 (cgraph_create_indirect_edge): New function.
4421 (cgraph_edge_remove_callee): Add an assert checking for
4423 (cgraph_edge_remove_caller): Special-case indirect edges.
4424 (cgraph_remove_edge): Likewise.
4425 (cgraph_set_edge_callee): New function.
4426 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
4427 (cgraph_make_edge_direct): New function.
4428 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
4429 the declaration of the call statement matches.
4430 (cgraph_node_remove_callees): Special-case indirect edges.
4431 (cgraph_clone_edge): Likewise.
4432 (cgraph_clone_node): Clone also the indirect edges.
4433 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
4434 indirect_call, dump count of indirect_calls edges.
4435 * ipa-prop.c (iinlining_processed_edges): New variable.
4436 (ipa_note_param_call): Create indirect edges instead of
4437 creating notes. New parameter node.
4438 (ipa_analyze_call_uses): New parameter node, pass it on to
4439 ipa_note_param_call.
4440 (ipa_analyze_stmt_uses): Likewise.
4441 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
4442 (print_edge_addition_message): Work on edges rather than on notes.
4443 (update_call_notes_after_inlining): Likewise, renamed to
4444 update_indirect_edges_after_inlining.
4445 (ipa_create_all_structures_for_iinln): New function.
4446 (ipa_free_node_params_substructures): Do not free notes.
4447 (ipa_edge_duplication_hook): Propagate bits within
4448 iinlining_processed_edges bitmap.
4449 (ipa_node_duplication_hook): Do not duplicate notes.
4450 (free_all_ipa_structures_after_ipa_cp): Renamed to
4451 ipa_free_all_structures_after_ipa_cp.
4452 (free_all_ipa_structures_after_iinln): Renamed to
4453 ipa_free_all_structures_after_iinln.
4454 (ipa_write_param_call_note): Removed.
4455 (ipa_read_param_call_note): Removed.
4456 (ipa_write_indirect_edge_info): New function.
4457 (ipa_read_indirect_edge_info): Likewise.
4458 (ipa_write_node_info): Do not stream notes, do stream information
4460 (ipa_read_node_info): Likewise.
4461 (lto_ipa_fixup_call_notes): Removed.
4462 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
4463 * ipa-inline.c (pass_ipa_inline): Likewise.
4464 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
4465 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
4466 * tree-inline.c (copy_bb): Removed an unnecessary double check for
4468 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
4470 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
4471 (output_cgraph): Stream also indirect edges.
4472 (lto_output_edge): Added capability to stream indirect edges.
4473 (input_edge): Likewise.
4474 (input_cgraph_1): Likewise.
4475 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
4478 2010-04-28 Richard Guenther <rguenther@suse.de>
4480 PR tree-optimization/43879
4481 PR tree-optimization/43909
4482 * tree-ssa-structalias.c (struct variable_info): Add
4483 only_restrict_pointers flag.
4484 (new_var_info): Initialize it. Increment stats.total_vars here.
4485 (create_function_info_for): Do not increment stats.total_vars here.
4486 (get_function_part_constraint): Fix build with C++.
4487 (insert_into_field_list): Remove.
4488 (push_fields_onto_fieldstack): Properly merge fields.
4489 (create_variable_info_for): Split and simplify.
4490 (create_variable_info_for_1): New piece.
4491 (intra_create_variable_infos): Properly make restrict constraints
4494 2010-04-28 Richard Guenther <rguenther@suse.de>
4497 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
4499 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
4500 Jan Hubicka <hubicka@ucw.cz>
4502 * doc/invoke.texi (-Wsuggest-attribute=const,
4503 -Wsuggest-attribute=pure): Document.
4504 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
4505 (function_always_visible_to_compiler_p,
4506 suggest_attribute, warn_function_pure, warn_function_const):
4508 (check_call): Improve debug info.
4509 (analyze_function): Do not check availability.
4510 (add_new_function): Check availability.
4511 (propagate): Output warnings.
4512 (skip_function_for_local_pure_const): New function.
4513 (local_pure_const): Use it; output warnings.
4514 * common.opt (Wsuggest-attribute=const,
4515 Wsuggest-attribute=pure): New.
4517 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4519 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
4520 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
4521 or DW_CFA_def_cfa_offset{,_sf}.
4523 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4525 * tree.h: Fix truncated long macros.
4527 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
4529 * collect2.c (TARGET_64BIT): Redefine to target's default.
4530 * tlink.c: Likewise.
4531 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
4532 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
4533 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
4534 for underscoring __USER_LABEL_PREFIX__.
4535 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
4536 (SUB_LINK_ENTRY32): New.
4537 (SUB_LINK_ENTRY64): New.
4538 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
4539 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
4540 (SUB_LINK_ENTRY64): New.
4541 (SUB_LINK_ENTRY): New.
4542 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
4543 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
4544 x64 target is choosen.
4545 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
4546 * configure: Regenerated.
4547 * configure.ac (leading-mingw64-underscores): Option added.
4549 2010-04-27 Jan Hubicka <jh@suse.cz>
4551 * doc/invoke.texi (-fipa-profile): Document.
4552 * opts.c (decode_options): Enable ipa-profile at -O1.
4553 * timevar.def (TV_IPA_PROFILE): Define.
4554 * common.opt (fipa-profile): Add.
4555 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
4557 (cgraph_propagate_frequency): Handle only local ones.
4558 * tree-pass.h (pass_ipa_profile): Declare.
4559 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
4560 (pass_ipa_profile): Use TV_IPA_PROFILE.
4561 * ipa.c (ipa_profile): New function.
4562 (gate_ipa_profile): Likewise.
4563 (pass_ipa_profile): New global variable.
4564 * passes.c (pass_ipa_profile): New.
4566 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
4568 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
4570 2010-04-27 Martin Jambor <mjambor@suse.cz>
4573 * ipa.c (dissolve_same_comdat_group_list): New function.
4574 (function_and_variable_visibility): Call
4575 dissolve_same_comdat_group_list when comdat group contains external or
4577 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
4578 lists are circular and that they contain only DECL_ONE_ONLY nodes.
4580 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4582 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
4583 (const_hash_1) <VECTOR_CST>: New case.
4584 (compare_constant) <VECTOR_CST>: Likewise.
4585 <ADDR_EXPR>: Deal with LABEL_REFs.
4586 (copy_constant) <VECTOR_CST>: New case.
4588 2010-04-27 Jan Hubicka <jh@suse.cz>
4590 * cgraph.c (cgraph_propagate_frequency): New function.
4591 * cgraph.h (cgraph_propagate_frequency): Declare.
4592 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
4593 cgraph_propagate_frequency.
4595 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4597 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
4599 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
4602 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
4603 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
4604 here to determine which regs to push and how much stack to reserve.
4606 2010-04-27 Jie Zhang <jie@codesourcery.com>
4608 * doc/gimple.texi (gimple_statement_with_ops): Remove
4609 addresses_taken field.
4610 (gimple_statement_with_memory_ops): Likewise.
4612 2010-04-27 Jan Hubicka <jh@suse.cz>
4614 * tree-inline.c (eni_inlining_weights): Remove.
4615 (estimate_num_insns): Special case more builtins.
4617 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
4620 * c-typeck.c (build_binary_op): Move forward check for comparison
4621 pointer with null pointer constant and adjust the diagnostic message.
4623 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
4626 * configure.ac (gcc_cv_as_section_has_align): Set if installed
4627 binutils supports extended .section directive needed by LTO, or
4628 warn if older binutils found.
4629 (LTO_BINARY_READER): New AC_SUBST'd variable.
4630 (LTO_USE_LIBELF): Likewise.
4631 * gcc/config.gcc (lto_binary_reader): New target-specific configure
4633 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
4634 (LTO_USE_LIBELF): Likewise.
4635 * configure: Regenerate.
4637 * collect2.c (is_elf): Rename from this ...
4638 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
4639 object files in addition to ELF-formatted ones.
4640 (scan_prog_file): Caller updated. Also allow for LTO info marker
4641 symbol to be prefixed or not by an extra underscore.
4643 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
4644 * config/i386/winnt.c: Also #include lto-streamer.h
4645 (i386_pe_asm_named_section): Specify 1-byte section alignment for
4647 (i386_pe_asm_output_aligned_decl_common): Add comment.
4648 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
4650 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
4653 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
4654 Add missing earlyclobber for second alternative.
4656 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
4658 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
4659 bits for artificial defs at the top of the block.
4660 * fwprop.c (single_def_use_enter_block): Don't call it.
4662 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4665 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
4666 instead of "$gcc_cv_objdump -T".
4667 Use "-undefined dynamic_lookup" on darwin.
4668 * gcc/configure: Regenerate.
4670 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4673 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
4675 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4677 * c-parser.c (struct c_token): Move location field up.
4678 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
4679 (struct c_declspecs): Convert typespec_word, storage_class, and
4680 default_int_p into bitfields.
4681 (struct c_declarator): Move loc field up.
4683 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4685 * cfgloop.h (struct loop): Move can_be_parallel field up.
4686 * ipa-prop.h (struct ip_node_params): Move bitfields up.
4687 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
4689 (struct iv_cand): Convert pos field into a bitfield.
4690 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
4692 (struct _stmt_vec_info): Shuffle fields for better packing.
4694 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4696 * varasm.c (IN_NAMED_SECTION): Remove guard.
4697 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
4698 (IN_NAMED_SECTION_P): ...this.
4699 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
4700 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
4702 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4704 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
4705 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
4706 of shadowing it. Fix comments.
4708 2010-04-26 Jan Hubicka <jh@suse.cz>
4710 * cgraph.c (cgraph_create_node): Set node frequency to normal.
4711 (cgraph_clone_node): Copy function frequency.
4712 * cgraph.h (node_frequency): New enum
4713 (struct cgraph_node): Add.
4714 * final.c (rest_of_clean_state): Update.
4715 * lto-cgraph.c (lto_output_node): Output node frequency.
4716 (input_overwrite_node): Input node frequency.
4717 * tre-ssa-loop-ivopts (computation_cost): Update.
4718 * lto-streamer-out.c (output_function): Do not output function
4720 * predict.c (maybe_hot_frequency_p): Update and handle functions
4722 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
4724 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
4725 (compute_function_frequency): Set noreturn functions to be executed
4727 (choose_function_section): Update.
4728 * lto-streamer-in.c (input_function): Do not input function frequency.
4729 * function.c (allocate_struct_function): Do not initialize function
4731 * function.h (function_frequency): Remove.
4732 (struct function): Remove function frequency.
4733 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
4734 (try_update): Update.
4735 * tree-inline.c (initialize_cfun): Do not update function frequency.
4736 * passes.c (pass_init_dump_file): Update.
4737 * i386.c (ix86_compute_frame_layout): Update.
4738 (ix86_pad_returns): Update.
4740 2010-04-26 Jie Zhang <jie@codesourcery.com>
4742 PR tree-optimization/43833
4743 * tree-vrp.c (range_int_cst_p): New.
4744 (range_int_cst_singleton_p): New.
4745 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4746 when both operands are constants. Use range_int_cst_p in
4749 2010-04-26 Jan Hubicka <jh@suse.cz>
4751 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4753 2010-04-26 Richard Guenther <rguenther@suse.de>
4756 * gimple.c (gimple_decl_printable_name): Deal gracefully
4757 with a NULL DECL_NAME.
4759 2010-04-26 Richard Guenther <rguenther@suse.de>
4762 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4763 if emitting debug information and it is either a function
4764 or a namespace decl.
4766 2010-04-26 Ira Rosen <irar@il.ibm.com>
4768 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4769 determine if the statement is vectorizable, and a macro to access it.
4770 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4771 Skip statements that can't be vectorized. If the analysis fails,
4772 mark the statement as unvectorizable if vectorizing basic block.
4773 (vect_compute_data_refs_alignment): Likewise.
4774 (vect_verify_datarefs_alignment): Skip statements marked as
4775 unvectorizable. Add print.
4776 (vect_analyze_group_access): Skip statements that can't be
4777 vectorized. If the analysis fails, mark the statement as
4778 unvectorizable if vectorizing basic block.
4779 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4780 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4781 generated stmts for SLP.
4782 (new_stmt_vec_info): Initialize the new field.
4783 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4784 statements marked as unvectorizable.
4786 2010-04-25 Joseph Myers <joseph@codesourcery.com>
4788 * c-common.c (flag_isoc1x): New.
4789 (flag_isoc99): Update comment.
4790 * c-common.h (flag_isoc1x): New.
4791 (flag_isoc99): Update comment.
4792 * c-cppbuiltin.c (builtin_define_float_constants): Also define
4793 __<type>_DECIMAL_DIG__.
4794 * c-opts.c (set_std_c1x): New.
4795 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
4796 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
4797 * c.opt (-std=c1x, -std=gnu1x): New options.
4798 * doc/cpp.texi: Mention -std=c1x.
4799 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
4800 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
4801 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
4802 * doc/standards.texi: Mention C1X.
4803 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
4804 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
4805 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
4808 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
4810 * config/i386/gmon-sol2.c (_mcleanup): Change format string
4811 placeholder from 0x%x to %#x.
4812 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4813 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4814 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4815 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4816 * config/i386/i386.c (ix86_target_string): Ditto.
4817 (output_pic_addr_const): Ditto.
4818 (print_operand): Ditto.
4820 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
4822 * combine.c (find_split_point): Add third argument. Use it
4823 to find nested multiply-accumulate instructions. Adjust calls.
4824 (try_combine): Adjust call to find_split_point.
4826 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
4828 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
4830 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
4832 PR tree-optimization/41442
4833 * fold-const.c (merge_truthop_with_opposite_arm): New function.
4834 (fold_binary_loc): Call it.
4836 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4838 * toplev.c (general_init): Set default for fdiagnostics-show-option.
4839 * opts.c (common_handle_option): Allow disabling it.
4840 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
4842 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
4844 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
4845 between modes if both types are integral.
4847 2010-04-23 Richard Guenther <rguenther@suse.de>
4849 PR tree-optimization/43572
4850 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
4852 2010-04-23 Richard Guenther <rguenther@suse.de>
4855 * tree-inline.c (tree_can_inline_p): Also check compatibility
4858 2010-04-23 Martin Jambor <mjambor@suse.cz>
4860 PR tree-optimization/43846
4861 * tree-sra.c (struct access): New flag grp_assignment_read.
4862 (build_accesses_from_assign): Set grp_assignment_read.
4863 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
4864 (enum mark_read_status): New type.
4865 (analyze_access_subtree): Propagate grp_assignment_read, create
4866 accesses also if both direct_read and root->grp_assignment_read.
4868 2010-04-23 Martin Jambor <mjambor@suse.cz>
4871 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
4872 function does not have type attributes.
4874 2010-04-23 Richard Guenther <rguenther@suse.de>
4877 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
4880 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4882 * sese.h (create_if_region_on_edge): Remove.
4884 * sese.c (create_if_region_on_edge): Make static.
4886 * tree-inline.c: Do not include ggc.h.
4888 * expr.c: Do not include ggc.h.
4890 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
4893 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
4896 * config/sh/sh.c (find_barrier): Don't emit a constant pool
4897 in the middle of insns for casesi_worker_2.
4899 2010-04-22 David Edelsohn <edelsohn@gnu.org>
4901 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
4903 2010-04-22 Ira Rosen <irar@il.ibm.com>
4905 PR tree-optimization/43842
4906 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
4907 loop unrolling in update of exit phis. Fix comment.
4908 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
4909 least two reduction statements in the loop before starting SLP
4912 2010-04-22 Nick Clifton <nickc@redhat.com>
4914 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
4916 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
4918 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
4921 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4923 * tree-parloops.c (loop_parallel_p): New argument
4924 parloop_obstack. Pass it down.
4925 (parallelize_loops): New variable parloop_obstack. Initialize it,
4926 pass it down, free it.
4928 * tree-loop-linear.c (linear_transform_loops): Pass down
4931 * tree-data-ref.h (lambda_compute_access_matrices): New argument
4932 of type struct obstack *.
4934 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
4935 scratch_obstack. Initialize it, pass down, free it.
4937 * lambda.h (lambda_loop_new): Remove.
4938 (lambda_matrix_new, lambda_matrix_inverse)
4939 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
4940 argument of type struct obstack *.
4942 * lambda-trans.c (lambda_trans_matrix_new): New argument
4943 lambda_obstack. Pass it down, use obstack allocation for ret.
4944 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
4947 * lambda-mat.c (lambda_matrix_get_column)
4948 (lambda_matrix_project_to_null): Remove.
4949 (lambda_matrix_new): New argument lambda_obstack. Use obstack
4951 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
4954 * lambda-code.c (lambda_loop_new): New function.
4955 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
4956 (lambda_compute_auxillary_space, lambda_compute_target_space)
4957 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
4958 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
4959 (build_access_matrix): New argument lambda_obstack. Use obstack
4961 (lambda_compute_step_signs, lambda_compute_access_matrices): New
4962 argument lambda_obstack. Pass it down.
4964 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4966 * optabs.h (expand_widening_mult): Declare.
4968 2010-04-22 Richard Guenther <rguenther@suse.de>
4970 PR tree-optimization/43845
4971 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
4972 lookup the CALL_EXPR function and arguments.
4974 2010-04-22 Nick Clifton <nickc@redhat.com>
4976 * config/stormy16/stormy16.c
4977 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
4978 * config/stormy16/stormy16.h: Tidy up formatting.
4979 (DONT_USE_BUILTIN_SETJMP): Remove definition.
4980 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
4981 (ineqbranchsi): Delete pattern.
4982 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
4983 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
4984 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
4985 stormy16-lib2-ucmpsi2.c.
4987 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
4989 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
4990 df_simulate_find_noclobber_defs as appropriate. Keep track of an
4991 extra set merge_set_noclobber, and use it to relax the final test
4993 * df.h (df_simulate_find_noclobber_defs): Declare.
4994 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
4996 (df_simulate_find_noclobber_defs): New function.
4998 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
5000 * config/i386/i386.md: Use {} around multi-line preparation statements.
5002 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5004 * c-tree.h (push_init_level, pop_init_level, set_init_index)
5005 (process_init_element): New argument of type struct obstack *.
5007 * c-typeck.c (push_init_level, pop_init_level, set_designator)
5008 (set_init_index, set_init_label, set_nonincremental_init)
5009 (set_nonincremental_init_from_string, find_init_member)
5010 (output_init_element, output_pending_init_elements)
5011 (process_init_element): New argument braced_init_obstack. Pass it
5013 (push_range_stack, add_pending_init): New argument
5014 braced_init_obstack. Use obstack allocation.
5016 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
5017 braced_init_obstack. Pass it down.
5018 (c_parser_braced_init): New variables ret, braced_init_obstack.
5019 Initialize obstack, pass it down and finally free it.
5021 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5024 * tree-pass.h (pass_optimize_widening_mul): Declare.
5025 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
5026 gate_optimize_widening_mul): New static functions.
5027 (pass_optimize_widening_mul): New.
5028 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
5029 <case MULT_EXPR>: Remove support for widening multiplies.
5030 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
5031 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
5032 simplify_gen_unary rather than directly building extensions.
5033 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
5035 * expmed.c (expand_widening_mult): New function.
5036 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
5038 2010-04-21 Jan Hubicka <jh@suse.cz>
5040 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
5041 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
5042 * lto-wpa-fixup.c: Remove.
5043 * Makefile.in (lto-wpa-fixup.o): Remove.
5044 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
5045 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
5046 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
5048 2010-04-21 Jan Hubicka <jh@suse.cz>
5050 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
5051 add write_optimization_summary, read_optimization_summary.
5052 (ipa_write_summaries_of_cgraph_node_set): Remove.
5053 (ipa_write_optimization_summaries): Declare.
5054 (ipa_read_optimization_summaries): Declare.
5055 * ipa-cp.c (pass_ipa_cp): Update.
5056 * ipa-reference.c (pass_ipa_reference): Update.
5057 * ipa-pure-const.c (pass_ipa_pure_const): Update.
5058 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
5060 * ipa-inline.c (pass_ipa_inline): Update.
5061 * ipa.c (pass_ipa_whole_program): Update.
5062 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
5063 * passes.c (ipa_write_summaries_1): Do not test wpa.
5064 (ipa_write_optimization_summaries_1): New.
5065 (ipa_write_optimization_summaries): New.
5066 (ipa_read_summaries): Do not test ltrans.
5067 (ipa_read_optimization_summaries_1): New.
5068 (ipa_read_optimization_summaries): New.
5070 2010-04-21 Jan Hubicka <jh@suse.cz>
5072 * lto-cgraph.c (lto_output_node): Do not output comdat groups
5074 (output_cgraph): Do not arrange comdat groups for boundary nodes.
5076 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5079 * dwarf2out.c (add_name_and_src_coords_attributes): Add
5080 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
5082 2010-04-21 Jan Hubicka <jh@suse.cz>
5084 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
5086 2010-04-21 Jan Hubicka <jh@suse.cz>
5088 * varpool.c (decide_is_variable_needed): Variable is always needed
5091 2010-04-21 Jan Hubicka <jh@suse.cz>
5093 * opts.c (decode_options): Enable pure-const pass for whopr.
5095 2010-04-21 Jan Hubicka <jh@suse.cz>
5097 * cgraph.c (dump_cgraph_node): Dump also assembler name.
5098 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
5100 (cgraph_decide_inlining): Do not expect callee to be removed in all
5103 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
5105 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
5107 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
5109 * config/i386/i386.md (x86_shrd): Add athlon_decode and
5110 amdfam10_decode attributes.
5112 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5115 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
5116 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
5117 (lower_copyprivate_clauses): Use private var in outer
5118 context instead of original var. Make sure the types
5119 are correct for VLAs.
5121 2010-04-21 Richard Guenther <rguenther@suse.de>
5123 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
5124 to non-pointer objects.
5126 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5128 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
5129 last chain entry if it starts with the still current label.
5130 (add_location_or_const_value_attribute): Check that
5131 loc_list->first->next is NULL instead of comparing ->first with ->last.
5132 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
5133 to add_var_loc_to_decl.
5135 * dwarf2out.c (output_call_frame_info): For dw_cie_version
5136 >= 4 add also address size and segment size fields into CIE header.
5138 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
5139 long as address size is the same as sizeof (void *) and
5141 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
5142 address size or segment size is unexpected, return DW_EH_PE_omit.
5143 (classify_object_over_fdes): If get_cie_encoding returned
5144 DW_EH_PE_omit, return -1.
5145 (init_object): If classify_object_over_fdes returned -1,
5146 pretend there were no FDEs at all.
5148 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
5150 * config/i386/i386.md (bswap<mode>2): Macroize expander from
5151 bswap{si,di}2 using SWI48 mode iterator.
5152 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
5153 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
5154 set modrm attribute of bswap insn to 0 and remove length attribute.
5155 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
5156 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
5157 set mode attribute to <MODE> and remove length attribute.
5159 2010-04-20 James E. Wilson <wilson@codesourcery.com>
5161 PR rtl-optimization/43520
5162 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
5163 zero available registers.
5165 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5167 * builtins.c (fold_builtin_cproj): Fold more cases.
5169 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5171 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
5172 (fold_builtin_1): Fold builtin cproj.
5173 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
5174 Use ATTR_CONST_NOTHROW_LIST.
5176 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
5178 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
5179 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
5180 ffsi2_no_cmove for !TARGET_CMOVE.
5181 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
5182 (ffssi2): Remove expander.
5183 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
5185 (ctz<mode>2): Ditto from ctz{si,di}2.
5186 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
5188 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
5191 2010-04-20 Jakub Jelinek <jakub@redhat.com>
5193 * dwarf2out.c (AT_linkage_name): Define.
5194 (clone_as_declaration): Handle DW_AT_linkage_name.
5195 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
5196 of DW_AT_MIPS_linkage_name.
5197 (move_linkage_attr): Likewise.
5198 (dwarf2out_finish): Likewise.
5200 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
5203 * fold-const.c (fold_comparison): New folding rule.
5205 2010-04-20 Anatoly Sokolov <aesok@post.ru>
5207 * double-int.h (double_int_setbit): Declare.
5208 * double-int.c (double_int_setbit): New function.
5209 * rtl.h (immed_double_int_const): Declare.
5210 * emit-rtl.c (immed_double_int_const): New function.
5211 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
5212 and immed_double_int_const functions.
5213 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
5214 expand_copysign_bit): (Ditto.).
5215 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
5216 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
5217 * dojump.c (prefer_and_bit_test): (Ditto.).
5218 * expr.c (convert_modes, reduce_to_bit_field_precision,
5219 const_vector_from_tree): (Ditto.).
5220 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5222 2010-04-20 Jan Hubicka <jh@suse.cz>
5224 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
5225 (dump_cgraph_node): Dump new flags.
5226 * cgraph.h (struct cgraph_node): Add flags
5227 reachable_from_other_partition and in_other_partition.
5228 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
5229 other partition can not be removed.
5230 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
5231 the other partition must be output; silence sanity checking on
5232 leaking functions bodies from other paritition.
5233 * lto-cgraph.c (reachable_from_other_partition_p): New function.
5234 (lto_output_node): Output new flags; do not sanity check that inline
5235 clones are output; drop lto_forced_extern_inline_p code; do not mock
5236 visibility flags at partition boundaries.
5237 (add_node_to): New function.
5238 (output_cgraph): Use it to sort functions so masters appear before
5240 (input_overwrite_node): Input new flags.
5241 * passes.c (ipa_write_summaries): Do not call
5242 lto_new_extern_inline_states.
5243 * lto-section-out.c (forced_extern_inline,
5244 lto_new_extern_inline_states lto_delete_extern_inline_states,
5245 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
5246 * lto-streamer.h (lto_new_extern_inline_states,
5247 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
5248 lto_forced_extern_inline_p): Kill.
5250 2010-04-20 Richard Guenther <rguenther@suse.de>
5252 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
5253 from vars that can have pointers.
5254 (process_constraint): Dump useless constraints.
5256 2010-04-20 Richard Guenther <rguenther@suse.de>
5258 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
5259 (dump_sa_points_to_info): Remove asserts.
5260 (init_base_vars): nothing_id isn't an escape point nor does it
5263 2010-04-20 Jakub Jelinek <jakub@redhat.com>
5265 * tree.h (TYPE_REF_IS_RVALUE): Define.
5266 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
5267 should_move_die_to_comdat, prune_unused_types_walk): Handle
5268 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
5269 (modified_type_die, gen_reference_type_die): Emit
5270 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
5271 if TYPE_REF_IS_RVALUE and -gdwarf-4.
5273 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5276 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
5277 calls for -fpic -m31 if they have been sibcall optimized.
5279 2010-04-19 James E. Wilson <wilson@codesourcery.com>
5281 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
5282 ar.lc fixed and call-used.
5284 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
5286 2010-04-19 Jan Hubicka <jh@suse.cz>
5288 * opts.c (decode_options): Disable whpr incompatible passes.
5289 * lto/lto.c (lto_1_to_1_map): Skip clones.
5290 (read_cgraph_and_symbols): Do not mark everything as needed.
5291 (do_whole_program_analysis): Do map only after optimizing;
5292 set proper cgraph_state; use passmanager.
5294 2010-04-19 DJ Delorie <dj@redhat.com>
5296 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
5297 POINTER_PLUS_EXPR and fix them.
5299 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
5301 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
5302 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
5303 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
5304 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
5305 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
5306 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
5307 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
5308 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
5309 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
5310 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
5311 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
5313 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
5315 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
5316 (check_cond_move_block): Likewise.
5317 (cond_move_process_if_block): Likewise.
5318 (noce_find_if_block): Improve formatting.
5319 (find_if_header): Pass 0 to memset and tweak conditions.
5320 (cond_exec_find_if_block): Fix long lines and tweak conditions.
5322 2010-04-19 Jakub Jelinek <jakub@redhat.com>
5324 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
5328 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
5329 with non-local decl doesn't need chain.
5331 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
5333 * ira-color.c (allocno_reload_assign): Avoid accumulating
5334 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
5336 2010-04-19 Martin Jambor <mjambor@suse.cz>
5338 * gimple.h (create_tmp_reg): Declare.
5339 * gimplify.c (create_tmp_reg): New function.
5340 (gimplify_return_expr): Use create_tmp_reg.
5341 (gimplify_omp_atomic): Likewise.
5342 (gimple_regimplify_operands): Likewise.
5343 * tree-dfa.c (make_rename_temp): Likewise.
5344 * tree-predcom.c (predcom_tmp_var): Likewise.
5345 (reassociate_to_the_same_stmt): Likewise.
5346 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
5347 (get_replaced_param_substitute): Likewise.
5348 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
5349 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
5350 * tree-ssa-pre.c (get_representative_for): Likewise.
5351 (create_expression_by_pieces): Likewise.
5352 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
5353 (create_tailcall_accumulator): Likewise.
5355 2010-04-19 Martin Jambor <mjambor@suse.cz>
5357 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
5359 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
5361 2010-04-19 Richard Guenther <rguenther@suse.de>
5363 PR tree-optimization/43796
5364 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
5365 from SCEV in the lattice.
5366 (vrp_visit_phi_node): Dump change.
5368 2010-04-19 Richard Guenther <rguenther@suse.de>
5370 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
5371 * configure: Re-generated.
5373 2010-04-19 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/43783
5376 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
5377 constant ARRAY_REF operands two and three if possible.
5379 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
5382 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
5384 2010-04-19 Jie Zhang <jie@codesourcery.com>
5387 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
5389 2010-04-19 Ira Rosen <irar@il.ibm.com>
5391 PR tree-optimization/37027
5392 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
5393 and macro to access it.
5394 (vectorizable_reduction): Add argument.
5395 (vect_get_slp_defs): Likewise.
5396 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
5397 statements for possible use in SLP.
5398 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
5399 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
5400 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
5402 (vectorizable_reduction): Likewise.
5403 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
5405 (vectorizable_type_demotion, vectorizable_type_promotion,
5406 vectorizable_store): Likewise.
5407 (vect_analyze_stmt): Update call to vectorizable_reduction.
5408 (vect_transform_stmt): Likewise.
5409 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
5410 (vect_build_slp_tree): Fix indentation. Check that there are no loads
5411 from different interleaving chains in same node.
5412 (vect_slp_rearrange_stmts): New function.
5413 (vect_supported_load_permutation_p): Allow load permutations for
5414 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
5415 inside SLP nodes if necessary.
5416 (vect_analyze_slp_instance): Handle reductions.
5417 (vect_analyze_slp): Try to build SLP instances originating from groups
5419 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
5420 (vect_get_constant_vectors): Create initial vectors for reductions
5421 according to reduction code. Add new argument.
5422 (vect_get_slp_defs): Add new argument, pass it to
5423 vect_get_constant_vectors.
5424 (vect_schedule_slp_instance): Remove SLP tree root statements.
5426 2010-04-19 Jakub Jelinek <jakub@redhat.com>
5428 * tree.h (ENUM_IS_SCOPED): Define.
5429 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
5430 for ENUM_IS_SCOPED enums.
5432 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
5434 * fold-const.c (fold_comparison): Use ssizetype.
5435 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
5436 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
5437 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
5438 * tree-object-size.c (compute_object_sizes): Use size_type_node.
5440 * tree.h (initialize_sizetypes): Remove parameter.
5441 (build_common_tree_nodes): Remove second parameter.
5442 * stor-layout.c (initialize_sizetypes): Remove parameter.
5443 Always create an unsigned type.
5444 (set_sizetype): Assert that the passed type is unsigned and simplify.
5445 * tree.c (build_common_tree_nodes): Remove second parameter.
5446 Adjust call to initialize_sizetypes.
5447 * c-decl.c (c_init_decl_processing): Remove second argument in call to
5448 build_common_tree_nodes.
5450 2010-04-18 Matthias Klose <doko@ubuntu.com>
5452 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
5454 2010-04-18 Ira Rosen <irar@il.ibm.com>
5456 PR tree-optimization/43771
5457 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
5458 load permutation doesn't have gaps.
5460 2010-04-18 Jan Hubicka <jh@suse.cz>
5462 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
5463 (sse_prologue_save_insn expander): Use new pattern.
5464 (sse_prologue_save_insn1): New pattern and splitter.
5465 (sse_prologue_save_insn): Update to deal also with 64bit aligned
5467 * i386.c (setup_incoming_varargs_64): Do not compute jump
5469 (ix86_gimplify_va_arg): Update alignment needed.
5470 (ix86_local_alignment): Do not align all local arrays to 128bit.
5472 2010-04-17 Jan Hubicka <jh@suse.cz>
5474 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
5476 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5478 * arm.md (negdi2): Remove redundant code to force values into a
5481 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5483 * arm/bpabi.S: Add EABI alignment attributes to objects.
5484 * arm/bpabi-v6m.S: Likewise.
5485 * arm/crti.asm: Likewise.
5486 * arm/crtn.asm: Likewise.
5487 * arm/lib1funcs.asm: Likewise.
5488 * arm/libunwind.S: Likewise.
5490 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5492 * arm-protos.h (tune_params): New structure.
5493 * arm.c (current_tune): New variable.
5494 (arm_constant_limit): Delete.
5495 (struct processors): Add pointer to the tune parameters.
5496 (arm_slowmul_tune): New tuning option.
5497 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
5498 (all_cores): Adjust to pick up the tuning model.
5499 (arm_constant_limit): New function.
5500 (arm_override_options): Select the appropriate tuning model. Delete
5501 initialization of arm_const_limit.
5502 (arm_split_constant): Use the new constant-limit model.
5503 (arm_rtx_costs): Pick up the current tuning model.
5504 * arm.md (is_strongarm, is_xscale): Delete.
5505 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
5506 for Xscale variant architectures.
5507 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
5509 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5511 * config/arm/arm.c (arm_gen_constant): Remove unused variable
5513 (arm_rtx_costs_1): Remove unused variable extra_cost.
5514 (arm_unwind_emit_set): Use variable offset.
5515 (thumb1_output_casesi): Remove unused variable flags.
5517 2010-04-16 Jeff Law <law@redhat.com>
5519 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
5520 needing assignment rather than doing a two-phase assignment. Remove
5521 unused variable 'm'.
5523 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5526 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
5528 2010-04-16 Doug Kwan <dougkwan@google.com>
5530 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
5531 (next_operand_entry_id): New static variable.
5532 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
5533 (add_to_ops_vec): Assigned unique ID to operand entry.
5534 (struct oecount_s): New field ID.
5535 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
5536 (undistribute_ops_list): Assign unique IDs to oecounts.
5537 (init_reassoc): reset next_operand_entry_id.
5539 2010-04-16 Doug Kwan <dougkwan@google.com>
5541 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
5542 missing left parenthesis.
5544 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
5546 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
5547 *btdi_rex64 using SWI48 mode iterator.
5548 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
5549 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
5550 *jcc_btdi_mask_rex64.
5552 2010-04-16 Anatoly Sokolov <aesok@post.ru>
5554 * double-int.h (tree_to_double_int): Convert to macro.
5555 * double-int.c (tree_to_double_int): Remove.
5557 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5560 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
5561 with want_address 2 and in case a single element list might be
5562 possible, call it again with want_address 0.
5564 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5566 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
5567 case 'W' print operands for HI mode.
5568 * config/h8300/h8300.h (Y0, Y2) : New constraints.
5569 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
5570 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
5571 * config/h8300/predicate.md (bit_register_indirect_operand): New.
5573 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
5575 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
5576 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
5577 #xx:3 and #xx:4 mode.
5579 * config/h8300/h8300.md (inverted load with HImode dest): Add
5580 support for H8300SX.
5582 * config/h8300/predicate.md (bit_operand): Allow immediate values that
5583 satisfy 'U' constraint.
5585 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5587 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
5588 * configure: Regenerate.
5589 * config.in: Regenerate.
5590 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
5593 2010-04-16 Richard Guenther <rguenther@suse.de>
5595 * tree.h (struct tree_decl_minimal): Move pt_uid ...
5596 (struct tree_decl_common): ... here.
5597 (DECL_PT_UID): Adjust.
5598 (SET_DECL_PT_UID): Likewise.
5599 (DECL_PT_UID_SET_P): Likewise.
5601 2010-04-16 Richard Guenther <rguenther@suse.de>
5603 PR tree-optimization/43572
5604 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
5605 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
5606 * tree-flow.h (is_call_clobbered): Remove.
5607 * tree-flow-inline.h (is_call_clobbered): Likewise.
5608 * tree-dfa.c (dump_variable): Do not dump call clobber state.
5609 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
5610 (execute_return_slot_opt): Adjust.
5611 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
5612 check for call clobbered vars here.
5613 (find_tail_calls): Move tailcall verification to the
5616 2010-04-16 Diego Novillo <dnovillo@google.com>
5618 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
5620 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5623 * config/arm/arm.md (cbranchqi4): New pattern.
5624 * config/arm/predicates.md (const0_operand,
5625 cbranchqi4_comparison_operator): New predicates.
5627 2010-04-16 Richard Guenther <rguenther@suse.de>
5629 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
5630 (dump_gimple_stmt): Likewise.
5632 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5634 * recog.h (struct recog_data): New field is_operator.
5635 (struct insn_operand_data): New field is_operator.
5636 * recog.c (extract_insn): Set recog_data.is_operator.
5637 * genoutput.c (output_operand_data): Emit code to set the
5639 * reload.c (find_reloads): Use it rather than testing for an
5640 empty constraint string.
5643 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
5644 If the previous insn is a cbranchsi4_insn with the same arguments,
5645 omit the compare instruction.
5647 * config/arm/arm.md (addsi3_cbranch): If destination is a high
5648 register, inputs must be low registers and we need a low register
5649 scratch. Handle alternative 2 like alternative 3.
5651 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5653 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
5654 don't call get_addr on both. If one expression is a VALUE and
5655 the other a REG, check VALUE's locs if the REG isn't among them.
5657 2010-04-16 Christian Bruel <christian.bruel@st.com>
5659 * config/sh/sh.h (sh_frame_pointer_required): New function.
5660 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
5661 (flag_omit_frame_pointer) Set.
5662 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
5663 (rounded_frame_size): Adjust size with outgoing_args_size.
5664 (sh_set_return_address): Must return from stack pointer.
5665 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
5666 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5667 (ACCUMULATE_OUTGOING_ARGS): Define.
5668 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
5669 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
5671 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5674 * config/sh/sh.c (sh_legitimize_reload_address): Use
5675 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
5676 Remove a unneeded check for offset_base.
5678 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
5680 * configure: Regenerated.
5682 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5684 * config/s390/s390.c (s390_call_save_register_used): Switch back
5685 to HARD_REGNO_NREGS.
5687 2010-04-15 Richard Guenther <rguenther@suse.de>
5689 * alias.c (alias_set_subset_of): Handle alias-set zero
5692 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
5693 Julian Brown <julian@codesourcery.com>
5695 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5696 alternatives according to use of high and low regs.
5697 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
5698 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
5699 optimizing for size on Thumb-2.
5701 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
5703 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5705 2010-04-15 Richard Guenther <rguenther@suse.de>
5707 * tree-ssa-structalias.c (struct variable_info): Add
5709 (new_var_info): Initialize it.
5710 (dump_constraints): Support printing last added constraints.
5711 (debug_constraints): Adjust.
5712 (dump_constraint_graph): Likewise.
5713 (make_heapvar_for): Check for NULL cfun.
5714 (get_function_part_constraint): New function.
5715 (get_fi_for_callee): Likewise.
5716 (find_func_aliases): Properly implement IPA PTA constraints.
5717 (process_ipa_clobber): New function.
5718 (find_func_clobbers): Likewise.
5719 (insert_into_field_list_sorted): Remove.
5720 (create_function_info_for): Properly allocate vars for IPA mode.
5721 Do not use insert_into_field_list_sorted.
5722 (create_variable_info_for): Properly generate constraints for
5723 global vars in IPA mode.
5724 (dump_solution_for_var): Always dump the solution.
5725 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
5726 (find_what_var_points_to): Adjust.
5727 (pt_solution_set): Change.
5728 (pt_solution_ior_into): New function.
5729 (pt_solution_empty_p): Export.
5730 (pt_solution_includes_global): Adjust.
5731 (pt_solution_includes_1): Likewise.
5732 (pt_solutions_intersect_1): Likewise.
5733 (dump_sa_points_to_info): Check some invariants.
5734 (solve_constraints): Move constraint dumping ...
5735 (compute_points_to_sets): ... here.
5736 (ipa_pta_execute): ... and here.
5737 (compute_may_aliases): Do not re-compute points-to info
5738 locally if IPA info is available.
5739 (ipa_escaped_pt): New global var.
5740 (ipa_pta_execute): Properly implement IPA PTA.
5741 * tree-into-ssa.c (dump_decl_set): Support dumping
5742 decls not in referenced-vars.
5743 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5744 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5745 (dump_points_to_solution): Likewise.
5746 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5747 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5748 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5749 (copy_decl_to_var): Copy DECL_PT_UID.
5750 (copy_result_decl_to_var): Likewise.
5751 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5752 (copy_node_stat): Copy it.
5753 * tree.h (DECL_PT_UID): New macro.
5754 (SET_DECL_PT_UID): Likewise.
5755 (DECL_PT_UID_SET_P): Likewise.
5756 (struct tree_decl_minimal): Add pt_uid member.
5757 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5758 (pt_solution_empty_p): Declare.
5759 (pt_solution_set): Adjust.
5760 (ipa_escaped_pt): Declare.
5761 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5762 * gimple-pretty-print.c (pp_points_to_solution): New function.
5763 (dump_gimple_call): Dump call clobber/use information.
5764 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5765 * tree-pass.h (TDF_ALIAS): New dump option.
5766 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5767 * doc/invoke.texi (-fipa-pta): Update documentation.
5769 2010-04-15 Richard Guenther <rguenther@suse.de>
5771 * Makefile.in (OBJS-common): Add gimple-fold.o.
5772 (gimple-fold.o): New rule.
5773 * tree.h (maybe_fold_offset_to_reference,
5774 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5776 * gimple.h: ... here.
5777 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5778 may_propagate_address_into_dereference): Move prototypes ...
5779 * gimple.h: ... here.
5780 * tree-ssa-ccp.c (get_symbol_constant_value,
5781 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5782 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5783 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5784 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5785 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
5786 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
5787 gimplify_and_update_call_from_tree): Move ...
5788 * gimple-fold.c: ... here. New file.
5789 (ccp_fold_builtin): Rename to ...
5790 (gimple_fold_builtin): ... this.
5791 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
5793 2010-04-15 Richard Guenther <rguenther@suse.de>
5795 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
5796 fit_double_type, force_fit_type_double, add_double_with_sign,
5797 neg_double, mul_double_with_sign, lshift_double, rshift_double,
5798 lrotate_double, rrotate_double, div_and_round_double): Move ...
5799 * double-int.c: ... here.
5800 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
5801 add_double, neg_double, mul_double_with_sign, mul_double,
5802 lshift_double, rshift_double, lrotate_double, rrotate_double,
5803 div_and_round_double): Move prototypes ...
5804 * double-int.h: ... here.
5806 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
5809 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
5810 matching constraints to ensure inputs match the output.
5812 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5815 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
5816 in an input-only operand.
5818 2010-04-15 Anatoly Sokolov <aesok@post.ru>
5820 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
5821 (double_int_not, double_int_lshift, double_int_rshift): Declare.
5822 (double_int_negative_p): Convert to static inline function.
5823 * double-int.c (double_int_lshift, double_int_lshift): New functions.
5824 (double_int_negative_p): Remove.
5825 * tree.h (lshift_double, rshift_double):
5826 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
5827 * fold-const.c (fold_convert_const_int_from_real,
5828 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
5829 (lshift_double): Change type of arith argument to bool.
5830 (rshift_double): Change type of arith argument to bool. Correct
5832 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5834 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
5837 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
5838 at the start and end of the then/else blocks, and omit them from the
5840 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
5841 argument; all callers changed. Pass zero to old_insns_match_p instead.
5842 (flow_find_head_matching_sequence): New function.
5843 (old_insns_match_p): Check REG_EH_REGION notes for calls.
5844 * basic-block.h (flow_find_cross_jump,
5845 flow_find_head_matching_sequence): Declare functions.
5847 2010-04-14 Jason Merrill <jason@redhat.com>
5850 * c-common.c (attribute_takes_identifier_p): New fn.
5851 * c-common.h: Declare it.
5853 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5855 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
5857 (*udivmod<mode>4): Ditto.
5859 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5861 * config/i386/i386.md (maxmin_int): Rename code attribute from
5862 maxminiprefix and update all users.
5863 (maxmin_float): Ditto from maxminfprefix.
5864 (logic): Ditto from logicprefix.
5865 (absneg_mnemonic): Ditto from absnegprefix.
5866 * config/i386/mmx.md: Update all users of maxminiprefix,
5867 maxminfprefix and logicprefix for rename.
5868 * config/i386/sse.md: Ditto.
5869 * config/i386/sync.md (sync_<code><mode>): Update for
5872 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
5875 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
5876 warnings converted to errors.
5878 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5880 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
5881 used insn_type variable.
5882 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
5883 to avoid set-but-not-used warning.
5885 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5887 * df-core.c (df_ref_debug): Change format string placeholder
5889 * dwarf2asm.c (dw2_asm_output_data_raw,
5890 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
5891 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
5892 * dwarf2out.c (output_cfi, output_cfi_directive,
5893 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
5894 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
5896 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
5897 * print-rtl.c (print_rtx): Ditto.
5899 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5902 * builtins.c (expand_builtin_pow_root): New function to expand pow
5903 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
5904 series of sqrt and cbrt calls under -ffast-math.
5905 (expand_builtin_pow): Call it.
5907 2010-04-14 Michael Matz <matz@suse.de>
5909 PR tree-optimization/42963
5910 * tree-cfg.c (touched_switch_bbs): New static variable.
5911 (group_case_labels_stmt): New function broken out from ...
5912 (group_case_labels): ... here, use the above.
5913 (start_recording_case_labels): Allocate touched_switch_bbs.
5914 (end_recording_case_labels): Deallocate it, call
5915 group_case_labels_stmt.
5916 (gimple_redirect_edge_and_branch): Remember index of affected BB.
5918 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5920 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
5923 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
5925 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
5927 2010-04-13 Jan Hubicka <jh@suse.cz>
5929 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
5930 of optimized out static functions.
5931 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
5932 cost computation. Also sanity check for overflows.
5933 (update_caller_keys): Update cgraph_edge_badness call; properly
5934 update fibheap and sanity check that it is up to date.
5935 (add_new_edges_to_heap): Update cgraph_edge_badness.
5936 (cgraph_decide_inlining_of_small_function): Likewise;
5937 add sanity checking that badness in heap is up to date;
5938 improve dumping of reason; Update badness of calls to the
5939 offline copy of function currently inlined; dump badness
5940 of functions not inlined because of unit growth limits.
5942 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
5945 * c-common.c (pointer_int_sum): Disregard overflow that occured only
5946 because of sign-extension change when converting to sizetype here...
5947 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
5949 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
5950 the folding to constants. Remove redundant final conversion.
5951 (fold_binary) <associate>: Do not associate if the re-association of
5952 constants alone overflows.
5953 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
5954 to the end of the list.
5955 (multiple_of_p) <COND_EXPR>: New case.
5957 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
5959 * opt-functions.awk (opt_sanitized_name): New.
5961 * optc-gen.awk: Use it
5962 * opth-gen.awk: Use it.
5964 2010-04-13 Martin Jambor <mjambor@suse.cz>
5966 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
5967 (sra_modify_assign): Delete stmts loading dead data even if racc has no
5968 children. Call replace_uses_with_default_def_ssa_name to handle
5971 2010-04-13 Michael Matz <matz@suse.de>
5974 * builtins.c (expand_builtin_interclass_mathfn): Also create
5975 a register if the predicate doesn't match.
5977 2010-04-13 Diego Novillo <dnovillo@google.com>
5979 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
5980 * c-pch.c: Include timevar.h.
5981 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
5982 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
5983 * ggc-common.c: Include timevar.h.
5984 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
5985 * timevar.def (TV_PCH_SAVE): Define.
5986 (TV_PCH_CPP_SAVE): Define.
5987 (TV_PCH_PTR_REALLOC): Define.
5988 (TV_PCH_PTR_SORT): Define.
5989 (TV_PCH_RESTORE): Define.
5990 (TV_PCH_CPP_RESTORE): Define.
5992 2010-04-13 Michael Matz <matz@suse.de>
5994 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
5996 (can_reassociate_p): New function.
5997 (break_up_subtract_bb, reassociate_bb): Use it.
5999 2010-04-13 Richard Guenther <rguenther@suse.de>
6002 * builtins.c (c_readstr): Fix assert.
6004 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
6006 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
6007 when generating cltd insn.
6009 (*ashl<mode>3_1): Remove special handling for register operand 2.
6010 (*ashlsi3_1_zext): Ditto.
6011 (*ashlhi3_1): Ditto.
6012 (*ashlhi3_1_lea): Ditto.
6013 (*ashlqi3_1): Ditto.
6014 (*ashlqi3_1_lea): Ditto.
6015 (*<shiftrt_insn><mode>3_1): Ditto.
6016 (*<shiftrt_insn>si3_1_zext): Ditto.
6017 (*<shiftrt_insn>qi3_1_slp): Ditto.
6018 (*<rotate_insn><mode>3_1): Ditto.
6019 (*<rotate_insn>si3_1_zext): Ditto.
6020 (*<rotate_insn>qi3_1_slp): Ditto.
6022 2010-04-13 Richard Guenther <rguenther@suse.de>
6024 * tree-ssa-structalias.c (callused_id): Remove.
6025 (call_stmt_vars): New.
6026 (get_call_vi): Likewise.
6027 (lookup_call_use_vi): Likewise.
6028 (lookup_call_clobber_vi): Likewise.
6029 (get_call_use_vi): Likewise.
6030 (get_call_clobber_vi): Likewise.
6031 (make_transitive_closure_constraints): Likewise.
6032 (handle_const_call): Adjust to do per-call call-used handling.
6033 (handle_pure_call): Likewise.
6034 (find_what_var_points_to): Remove general callused handling.
6035 (init_base_vars): Likewise.
6036 (init_alias_vars): Initialize call_stmt_vars.
6037 (compute_points_to_sets): Process call-used and call-clobbered
6038 vars for call statements.
6039 (delete_points_to_sets): Free call_stmt_vars.
6041 2010-04-13 Richard Guenther <rguenther@suse.de>
6043 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6044 Only add RW dependence for dependence distance zero.
6045 Adjust maximal vectorization factor according to dependences.
6046 Move alignment handling ...
6047 (vect_find_same_alignment_drs): ... here. New function.
6048 (vect_analyze_data_ref_dependences): Adjust.
6049 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
6050 (vect_analyze_data_refs): Adjust minimal vectorization factor
6051 according to data references.
6052 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
6053 dependences before determining the vectorization factor.
6054 Analyze alignment after determining the vectorization factor.
6055 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
6056 dependences before alignment.
6057 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
6059 (vect_analyze_data_refs): Likewise.
6060 (MAX_VECTORIZATION_FACTOR): New define.
6062 2010-04-13 Duncan Sands <baldrick@free.fr>
6064 * except.h (lang_eh_type_covers): Remove.
6065 * except.c (lang_eh_type_covers): Likewise.
6067 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6068 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6070 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
6071 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
6072 UNITS_PER_LONG where it is ABI relevant.
6073 (s390_return_addr_rtx): Likewise.
6074 (s390_back_chain_rtx): Likewise.
6075 (s390_frame_area): Likewise.
6076 (s390_frame_info): Likewise.
6077 (s390_initial_elimination_offset): Likewise.
6078 (save_gprs): Likewise.
6079 (s390_emit_prologue): Likewise.
6080 (s390_emit_epilogue): Likewise.
6081 (s390_function_arg_advance): Likewise.
6082 (s390_function_arg): Likewise.
6083 (s390_va_start): Likewise.
6084 (s390_gimplify_va_arg): Likewise.
6085 (s390_function_profiler): Likewise.
6086 (s390_optimize_prologue): Likewise.
6087 (s390_rtx_costs): Likewise.
6088 (s390_secondary_reload): Likewise.
6089 (s390_promote_function_mode): Likewise.
6090 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
6091 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
6092 registers available.
6093 (s390_unwind_word_mode): New function.
6094 (s390_function_value): Split 64 bit values into register pair if
6095 used as return value.
6096 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
6097 function call parameters. Handle parallels.
6098 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
6099 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
6100 (DWARF_CIE_DATA_ALIGNMENT): New macro.
6101 (s390_expand_setmem): Remove unused variable src_addr.
6102 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
6103 deal with 64 bit registers.
6104 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
6105 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
6106 (UNITS_PER_LONG): New macro.
6107 * libjava/include/s390-signal.h: Define extended ucontext
6108 structure containing the upper halfs of the 64 bit registers.
6110 2010-04-13 Simon Baldwin <simonb@google.com>
6112 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
6114 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
6116 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
6117 rvalue on the RHS if the LHS is of a non-renamable type.
6118 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
6120 2010-04-13 Matthias Klose <doko@ubuntu.com>
6122 * gcc.c (cc1_options): Handle -iplugindir before processing
6123 the cc1 spec. Only add -iplugindir once.
6124 (cpp_unique_options): Add -iplugindir option if -fplugin* options
6126 * common.opt (iplugindir): Remove `Separate' property, initialize.
6127 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
6129 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
6130 (distclean): Remove plugin dir.
6131 * doc/invoke.texi: Document -iplugindir.
6133 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
6135 * doc/plugins.texi (Loading Plugins): Document short
6136 -fplugin=foo option.
6137 (Plugin API): Mention default_plugin_dir_name function.
6139 * gcc.c (find_file_spec_function): Add new declaration.
6140 (static_spec_func): Use it for "find-file".
6141 (find_file_spec_function): Add new function.
6142 (cc1_options): Add -iplugindir option if -fplugin* options found.
6144 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
6146 * plugin.c (add_new_plugin): Updated comment, and handle short
6148 (default_plugin_dir_name): Added new function.
6150 * common.opt (iplugindir): New option to set the plugin directory.
6152 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
6154 * config/i386/i386.md (any_rotate): New code iterator.
6155 (rotate_insn): New code attribute.
6157 (SWIM124): New mode iterator.
6158 (<rotate_insn>ti3): New expander.
6159 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
6160 any_rotate code iterator.
6161 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
6162 using any_rotate code iterator and SWIM124 mode iterator.
6163 (ix86_rotlti3): New insn_and_split pattern.
6164 (ix86_rotrti3): Ditto.
6165 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
6166 ix86_rotl{di,ti}3 patterns.
6167 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
6168 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
6169 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
6170 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
6171 code iterator and SWI mode iterator.
6172 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
6173 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
6175 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
6176 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
6177 (bswap rotatert splitter): Add splitter.
6178 (bswap splitter): Macroize splitter using any_rotate code iterator.
6179 Add insn predicate to split only for TARGET_USE_XCHGB or when
6180 optimizing function for size.
6182 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6184 * config/pa/pa.c (emit_move_sequence): Remove use of
6185 deleted variable flag_argument_noalias.
6187 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6189 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
6191 Add to unsupported targets list.
6192 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
6193 sparc*-sun-solaris2.[567]* from target lists.
6194 * configure: Regenerate.
6195 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
6197 Remove Solaris 7 patch references.
6198 (Specific, sparc-sun-solaris2.7): Removed.
6199 (sparc-sun-solaris2*): Update Solaris 7 example.
6200 (sparc64-*-solaris2*): Likewise.
6202 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6204 * config.build (alpha*-dec-osf4*): Remove.
6205 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
6206 of obsolete configurations.
6207 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
6209 * config/alpha/t-osf4: Renamed to ...
6210 * config/alpha/t-osf5: ... this.
6211 * config/alpha/osf.h: Renamed to ...
6212 * config/alpha/osf5.h: ... this.
6213 Merged old osf5.h contents.
6215 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
6216 (EXTRA_SPECS): Removed.
6217 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
6218 reflect removal of Tru64 UNIX V4.0/V5.0 support.
6221 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6223 * doc/contrib.texi (Contributors, Rainer Orth): Update.
6225 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
6228 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
6229 __thiscall convention.
6231 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6233 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
6235 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
6237 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6239 * function.c (assign_parms_initialize_all): Add unused attribute
6242 2010-04-12 Richard Guenther <rguenther@suse.de>
6244 * gsstruct.def (GSS_CALL): New.
6245 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
6246 * gimple.h: Include tree-ssa-alias.h.
6247 (struct gimple_statement_call): New.
6248 (union gimple_statement_struct_d): Add gimple_call member.
6249 (gimple_call_reset_alias_info): Declare.
6250 (gimple_call_use_set): New function.
6251 (gimple_call_clobber_set): Likewise.
6252 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
6253 * gimple.c (gimple_call_reset_alias_info): New function.
6254 (gimple_build_call_1): Call it.
6255 * lto-streamer-in.c (input_gimple_stmt): Likewise.
6256 * tree-inline.c (remap_gimple_stmt): Likewise.
6257 (expand_call_inline): Remove callused handling.
6258 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
6259 * tree-dfa.c (dump_variable): Likewise.
6260 * tree-parloops.c (parallelize_loops): Likewise.
6261 * tree-ssa.c (init_tree_ssa): Likewise.
6262 (delete_tree_ssa): Likewise.
6263 * tree-flow-inline.h (is_call_used): Remove.
6264 * tree-flow.h (struct gimple_df): Remove callused member.
6265 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
6266 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
6267 (ref_maybe_used_by_call_p_1): Simplify.
6268 (call_may_clobber_ref_p_1): Likewise.
6269 * tree-ssa-structalias.c (compute_points_to_sets): Set
6270 the call stmt used and clobbered sets.
6271 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
6272 (find_tail_calls): Verify the tail call.
6274 2010-04-12 Richard Guenther <rguenther@suse.de>
6276 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
6277 single-iteration always-inline inlining.
6278 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
6279 (cgraph_decide_inlining): Do not handle always-inline specially.
6280 (try_inline): Remove always-inline cycle detection special case.
6281 Do not recurse on always-inlines.
6282 (cgraph_early_inlining): Do not iterate if not optimizing.
6283 (cgraph_gate_early_inlining): remove.
6284 (pass_early_inline): Run unconditionally.
6285 (gate_cgraph_decide_inlining): New function.
6286 (pass_ipa_inline): Use it. Do not run the IPA inliner if
6287 not inlining or optimizing.
6288 (cgraph_decide_inlining_of_small_functions): Also consider
6289 always-inline functions.
6290 (cgraph_default_inline_p): Return true for nodes which should
6291 disregard inline limits.
6292 (estimate_function_body_sizes): Assume zero size and time for
6293 nodes which are marked as disregarding inline limits.
6294 (cgraph_decide_recursive_inlining): Do not perform recursive
6295 inlining on always-inline nodes.
6297 2010-04-12 Jakub Jelinek <jakub@redhat.com>
6300 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
6301 for exprs satisfying handled_component_p.
6303 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
6305 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
6306 non-constant aggregate elements.
6308 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
6309 is a real initialization.
6311 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
6314 * c-decl.c (start_function): Move forward check for nested function.
6316 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6318 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
6319 * config/sh/sh.c: Include reload.h.
6320 (sh_legitimize_reload_address): New.
6321 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
6322 sh_legitimize_reload_address.
6324 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6326 * config/sh/sh.md (*movqi_pop): New insn pattern.
6327 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
6329 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6331 * config/i386/i386.md (any_shiftrt): New code iterator.
6332 (shiftrt_insn): New code attribute.
6334 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
6335 using any_shiftrt code iterator.
6336 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
6337 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
6338 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
6339 pattern from corresponding peephole2 patterns.
6340 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
6341 using any_shiftrt code iterator.
6342 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
6343 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
6344 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
6345 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
6346 *{ashr,lshr}<mode>3_cmp_zext.
6347 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
6349 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6351 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
6353 (*lshr<mode>3_cconly): Ditto.
6355 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6357 * config/i386/i386.md (lshr<mode>3): Macroize expander from
6358 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
6359 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6360 pattern from *lshr{di,ti}3_1 and corresponding splitters using
6362 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
6363 from corresponding peephole2 patterns.
6364 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
6365 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
6366 and *lshrdi3_1_rex64 using SWI mode iterator.
6367 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
6368 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
6369 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
6370 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
6371 and *lshrdi3_cmp_rex64 using SWI mode iterator.
6372 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
6373 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
6374 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
6375 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
6378 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
6380 * config/i386/i386.md (ashr<mode>3): Macroize expander from
6381 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
6382 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6383 pattern from *ashr{di,ti}3_1 and corresponding splitters using
6385 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
6386 from corresponding peephole2 patterns.
6387 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
6388 (ashrsi3_cvt): Rename from ashrsi3_31.
6389 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
6390 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
6391 and x86_64_shift_adj_3 using SWI48 mode iterator.
6392 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
6393 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
6394 and *ashrdi3_1_rex64 using SWI mode iterator.
6395 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
6396 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
6397 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
6398 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
6399 and *ashrdi3_cmp_rex64 using SWI mode iterator.
6400 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
6401 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
6402 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
6403 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
6405 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
6406 * config/i386/i386.c (ix86_split_ashr): Update for renamed
6407 x86_shift<mode>_adj_3 expanders.
6409 2010-04-10 Wei Guozhi <carrot@google.com>
6412 * config/arm/arm.c (arm_pic_static_addr): New function.
6413 (legitimize_pic_address): Call arm_pic_static_addr when it detects
6415 (arm_output_addr_const_extra): Output expression for new pattern.
6416 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
6418 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
6420 * ira-costs.c (record_reg_classes): Ignore alternatives that are
6423 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
6424 * web.c: Include "insn-config.h" and "recog.h".
6425 (union_match_dups): New function.
6426 (web_main): Call it.
6427 (union_defs): Don't try to recognize match_dups.
6429 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
6430 if doing so would replace the entire pattern.
6432 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6436 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
6437 and splitter pattern. Change splitter operand 1 predicate to
6440 2010-04-09 Martin Jambor <mjambor@suse.cz>
6442 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
6443 lattices are addresses of CONST_DECLs with the same initial value.
6444 (ipcp_print_all_lattices): Print values of CONST_DECLs.
6445 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
6447 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
6448 Bernd Schmidt <bernds@codesourcery.com>
6450 * loop-invariant.c (replace_uses): New static function.
6451 (move_invariant_reg): Use it to ensure we can replace the uses.
6453 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
6455 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
6457 (picochip_override_options): Enable section anchors only above -O1.
6458 (picochip_reorg): Fixed a couple of build warnings.
6460 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6462 * configure.ac (plugin -rdynamic test): Log result.
6463 * configure: Regenerate.
6464 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
6465 (RDYNAMIC_SPEC): Define.
6466 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
6468 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6470 * configure.ac: Determine Sun ld version numbers.
6471 (comdat_group): Restrict GNU ld version checks to gld.
6472 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
6473 (enable_comdat): Support --enable-comdat.
6474 * configure: Regenerate.
6475 * doc/install.texi (Configuration): Document --enable-comdat.
6477 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6479 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
6480 * config/sol2-gld.h: ... here.
6481 * config.gcc (sparc*-*-solaris2*): Reflect this.
6482 (i[34567]86-*-solaris2*): Use it.
6484 2010-04-09 Steve Ellcey <sje@cup.hp.com>
6486 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
6488 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
6490 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6493 * diagnostic.c (diagnostic_initialize): Initialize
6494 some_warnings_are_errors.
6495 (diagnostic_finish): New.
6496 (diagnostic_action_after_output): Call it before exiting.
6497 (diagnostic_report_diagnostic): Do not print message here. Set
6498 some_warnings_are_errors.
6499 * diagnostic.h (diagnostic_context): Delete
6500 issue_warnings_are_errors_message. Add some_warnings_are_errors.
6501 (diagnostic_finish): Declare.
6502 * toplev.c (toplev_main): Call it before exit.
6504 2010-04-09 Jason Merrill <jason@redhat.com>
6507 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
6508 for incomplete type.
6511 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
6512 based on a warning flag.
6514 2010-04-09 Richard Guenther <rguenther@suse.de>
6516 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
6518 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
6521 * varasm.c (default_assemble_visibility): Wrap vars that are
6522 set, but unused, by targets without GAS.
6523 * config/rs6000/rs6000.c (paired_emit_vector_compare):
6524 Remove set, but unused, vars.
6525 (rs6000_legitimize_tls_address): Likewise.
6526 (altivec_expand_dst_builtin): Likewise.
6527 * config/darwin.c (machopic_classify_symbol): Likewise.
6528 (machopic_indirection_name): Likewise.
6530 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6532 * config/i386/i386.md (DWI): New mode iterator.
6533 (S): New mode attribute.
6534 (shift_operand): Ditto.
6535 (shift_immediate_operand): Ditto.
6536 (ashl_input_operand): Ditto.
6537 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
6538 using SDWIM mode iterator.
6539 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
6540 pattern from *ashl{di,ti}3_1 and corresponding splitters using
6542 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
6543 from corresponding peephole2 patterns.
6544 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
6545 and x86_64_shift_adj_1 using SWI48 mode iterator.
6546 (x86_shift<mode>_adj_2): Ditto.
6547 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
6548 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
6549 using SWI48 mode iterator.
6550 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
6551 *ashldi3_cmp_rex64 using SWI mode iterator.
6552 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
6553 *ashldi3_cconly_rex64 using SWI mode iterator.
6554 * config/i386/i386.c (ix86_split_ashl): Update for renamed
6555 x86_shift<mode>_adj_{1,2}.
6556 (ix86_split_ashr): Ditto.
6557 (ix86_split_lshr): Ditto.
6559 2010-04-09 Richard Guenther <rguenther@suse.de>
6561 * target.h (builtin_conversion): Pass in input and output types.
6562 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
6563 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
6564 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
6565 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
6567 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
6569 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
6571 2010-04-09 Richard Guenther <rguenther@suse.de>
6574 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
6576 2010-04-09 Richard Guenther <rguenther@suse.de>
6578 * tree-vectorizer.h (struct _stmt_vec_info): Document
6579 that vectype is the type of the LHS.
6580 (supportable_widening_operation, supportable_narrowing_operation):
6581 Get both input and output vector types as arguments.
6582 (vect_is_simple_use_1): Declare.
6583 (get_same_sized_vectype): Likewise.
6584 * tree-vect-loop.c (vect_determine_vectorization_factor):
6585 Set STMT_VINFO_VECTYPE to the vector type of the def.
6586 (vectorizable_reduction): Adjust.
6587 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
6588 Adjust. Specify the output vector type.
6589 (vect_pattern_recog_1): Adjust.
6590 * tree-vect-stmts.c (get_same_sized_vectype): New function.
6591 (vectorizable_call): Adjust.
6592 (vectorizable_conversion): Likewise.
6593 (vectorizable_operation): Likewise.
6594 (vectorizable_type_demotion): Likewise.
6595 (vectorizable_type_promotion): Likewise.
6596 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
6598 (vect_is_simple_use_1): New function.
6599 (supportable_widening_operation): Get both input and output
6601 (supportable_narrowing_operation): Likewise.
6602 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
6604 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
6606 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
6607 __thiscall and _thiscall as predefined macros.
6608 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
6609 thiscall attribute handling.
6610 (ix86_comp_type_attributes): Likewise.
6611 (ix86_function_regparm): Likewise.
6612 (ix86_return_pops_args): Likewise.
6613 (init_cumulative_args): Likewise.
6614 (find_drap_reg): Likewise.
6615 (ix86_static_chain): Likewise.
6616 (x86_this_parameter): Likewise.
6617 (x86_output_mi_thunk): Likewise.
6618 (ix86_attribute_table): Add description for thiscall attribute.
6619 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
6620 * doc/extend.texi: Add documentation for thiscall.
6622 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6625 * c.opt (Wint-to-pointer-cast): Available in C++.
6626 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
6628 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
6630 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
6631 * calls.c (expand_call): Pass the function type to aggregate_value_p.
6632 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
6633 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
6634 function type instead. Reorder and simplify checks.
6636 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
6638 2010-04-08 Jing Yu <jingyu@google.com>
6639 Zdenek Dvorak <ook@ucw.cz>
6641 PR tree-optimization/42720
6642 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
6643 loop unswitch conditions here from ...
6644 (tree_unswitch_single_loop): ... here.
6646 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6648 * tree-if-conv.c: Fix comments and simplify logic.
6650 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6652 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
6653 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
6654 (main_tree_if_conversion): Update call to tree_if_conversion.
6656 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6659 * doc/invoke.texi (-b,-V): Delete.
6660 * doc/tm.texi: Do not mention -b.
6661 * gcc.c (display_help): Delete -b and -V.
6662 (process_command): Delete -b and -V.
6663 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
6665 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
6666 Wolfgang Gellerich <gellerich@de.ibm.com>
6668 Implement target hook for loop unrolling
6669 * target.h (loop_unroll_adjust): Add a new target hook function.
6670 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
6671 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
6672 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
6673 (s390_loop_unroll_adjust): Implement the new target hook for s390.
6674 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
6676 (decide_unroll_stupid): Likewise.
6678 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6681 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
6683 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6685 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
6686 (Specific, *-*-solaris2*): Likewise.
6687 Don't prefer Sun as over GNU as.
6689 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
6691 * config/s390/s390.c (override_options): Adjust the z10 defaults
6692 for max-unroll-times, max-completely-peeled-insns
6693 and max-completely-peel-times.
6695 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6697 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
6698 instructions for z10.
6699 (s390_expand_setmem): Likewise.
6700 (s390_expand_cmpmem): Likewise.
6702 2010-04-08 Richard Guenther <rguenther@suse.de>
6704 PR tree-optimization/43679
6705 * tree-ssa-pre.c (eliminate): Only propagate copies.
6707 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6710 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
6711 set but not used variable warning.
6713 2010-04-08 Wei Guozhi <carrot@google.com>
6716 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
6717 (arm_size_rtx_costs): Call the new function when optimized for size.
6719 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6722 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
6723 op0 is not a MEM, just return NULL instead of assertion
6725 (discover_nonconstant_array_refs): Don't walk debug stmts.
6727 2010-04-08 Doug Kwan <dougkwan@google.com>
6729 * configure.ac: Recognize gold and do not use its version number
6730 to test ld features.
6731 * configure: Regenerate.
6733 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
6736 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
6737 (negate_value): Move code to push elements to broken_up_substracts ...
6738 (eliminate_plus_minus_pair): ... here. Push operands that have no
6739 negative pair to plus_negates.
6740 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6742 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6744 * doc/install.texi (Configuration): Move description of
6745 --enable-lto, --with-libelf*, --enable-gold from Java section to
6748 * doc/generic.texi (Working with declarations)
6749 (Function Properties, C and C++ Trees): Fix typos.
6750 * doc/sourcebuild.texi (Top Level): Likewise.
6752 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6755 * tree.h (DECL_READ_P): Define.
6756 (struct tree_decl_common): Add decl_read_flag.
6757 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6758 a set but not used warning.
6759 (merge_decls): Merge DECL_READ_P flag.
6760 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6761 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6762 * c-common.c (handle_used_attribute, handle_unused_attribute):
6764 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6766 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6768 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6769 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6770 c_parser_binary_expression, c_parser_cast_expression,
6771 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6772 Call default_function_array_read_conversion instead of
6773 default_function_array_conversion where needed.
6774 (c_parser_unary_expression, c_parser_conditional_expression,
6775 c_parser_postfix_expression_after_primary, c_parser_initelt):
6776 Likewise. Call mark_exp_read where needed.
6777 (c_parser_statement_after_labels, c_parser_asm_operands,
6778 c_parser_typeof_specifier, c_parser_sizeof_expression,
6779 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6781 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6783 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6784 (warn_unused_but_set_parameter): Default to warn_unused
6786 * doc/invoke.texi: Document -Wunused-but-set-variable and
6787 -Wunused-but-set-parameter.
6789 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
6790 used count variable.
6791 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
6792 when operandN variables aren't used in the body of the expander
6794 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
6795 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
6796 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
6797 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
6798 FOR_EACH_IMM_USE_ON_STMT): Likewise.
6799 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
6800 * tree.c (PROCESS_ARG): Likewise.
6802 2010-04-07 Simon Baldwin <simonb@google.com>
6804 * diagnostic.h (diagnostic_override_option_index): New macro to
6805 set a diagnostic's option_index.
6806 * c-tree.h (c_cpp_error): Add warning reason argument.
6807 * opts.c (_warning_as_error_callback): New.
6808 (register_warning_as_error_callback): Store callback for
6809 warnings enabled via enable_warning_as_error.
6810 (enable_warning_as_error): Call callback, minor code tidy.
6811 * opts.h (register_warning_as_error_callback): Declare.
6812 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
6813 response to -Werror=.
6814 (c_common_init_options): Register warning_as_error_callback in opts.c.
6815 * common.opt: Add -Wno-cpp option.
6816 * c-common.c (struct reason_option_codes_t): Map cpp warning
6817 reason codes to gcc option indexes.
6818 * (c_option_controlling_cpp_error): New function, lookup the gcc
6819 option index for a cpp warning reason code.
6820 * (c_cpp_error): Add warning reason argument, call
6821 c_option_controlling_cpp_error for diagnostic_override_option_index.
6822 * doc/invoke.texi: Document -Wno-cpp.
6824 2010-04-07 Richard Guenther <rguenther@suse.de>
6826 * ipa-reference.c (mark_load): Use get_base_address.
6827 (mark_store): Likewise.
6829 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
6830 inserting GIMPLE_NOPs into the IL.
6831 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6832 Explicitly strip handled components and indirect references.
6834 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
6835 folding address expressions.
6836 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
6837 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
6838 operand_equal_p to compare decls.
6839 (ptr_deref_may_alias_decl_p): Likewise.
6840 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
6841 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
6842 Handle reversed comparison ops.
6843 * tree-sra.c (asm_visit_addr): Use get_base_address.
6844 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
6845 * ipa-reference.c (mark_address): Use get_base_address.
6847 2010-04-07 Richard Guenther <rguenther@suse.de>
6849 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
6850 Propagate constants everywhere.
6852 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6855 * tree.c (MAX_INT_CACHED_PREC): Define.
6856 (nonstandard_integer_type_cache): New array.
6857 (build_nonstandard_integer_type): Cache results for precision
6858 <= MAX_INT_CACHED_PREC.
6860 2010-04-07 Richard Guenther <rguenther@suse.de>
6862 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
6863 -fargument-noalias-global, -fargument-noalias-anything): Remove.
6864 * common.opt: Likewise.
6865 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
6866 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
6867 (nonoverlapping_memrefs_p): Likewise.
6868 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6869 * opts.c (common_handle_option): Handle OPT_fargument_alias,
6870 OPT_fargument_noalias, OPT_fargument_noalias_anything and
6871 OPT_fargument_noalias_global for backward compatibility.
6873 2010-04-07 Richard Guenther <rguenther@suse.de>
6875 PR tree-optimization/43270
6876 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
6877 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
6878 * tree-ssa-pre.c (phi_translate_1): Adjust.
6879 (fully_constant_expression): Split out vn_reference handling to ...
6880 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
6881 Fold reads from constant strings.
6882 (vn_reference_lookup): Handle fully constant references.
6883 (vn_reference_lookup_pieces): Likewise.
6884 * Makefile.in (expmed.o-warn): Add -Wno-error.
6886 2010-04-07 Martin Jambor <mjambor@suse.cz>
6888 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
6890 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
6893 * gcc.c: Add -static-libstdc++ to list of recognized options.
6895 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6897 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
6899 2010-04-07 Richard Guenther <rguenther@suse.de>
6902 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
6903 bases build simple mem attributes to retain points-to information.
6905 2010-04-07 Richard Guenther <rguenther@suse.de>
6908 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
6909 preserve points-to related information.
6911 2010-04-07 Richard Guenther <rguenther@suse.de>
6914 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
6915 discard plain indirect references.
6916 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
6917 * tree.c (tree_nop_conversion): Likewise.
6919 2010-04-07 Dodji Seketeli <dodji@redhat.com>
6922 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
6924 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
6926 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
6927 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
6929 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6931 * tree-if-conv.c: Fix indentation and comments.
6933 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6935 * tree-if-conv.c: Sort static functions in topological order.
6937 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
6939 * tree-if-conv.c: Fix indentation and comments.
6941 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6944 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
6945 lang_hooks.types.type_for_size instead of
6946 build_nonstandard_integer_type.
6947 When converting an unsigned type to signed, double its precision.
6948 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
6949 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
6950 (graphite_create_new_loop_guard): When ub + 1 wraps around,
6953 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6956 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
6957 POINTER_PLUS_EXPR for pointer types.
6959 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6962 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
6963 * graphite-clast-to-gimple.c: Include langhooks.h.
6964 (max_signed_precision_type): New.
6965 (max_precision_type): Takes two types as arguments.
6966 (precision_for_value): New.
6967 (precision_for_interval): New.
6968 (gcc_type_for_interval): New.
6969 (gcc_type_for_value): New.
6970 (gcc_type_for_clast_term): New.
6971 (gcc_type_for_clast_red): New.
6972 (gcc_type_for_clast_bin): New.
6973 (gcc_type_for_clast_expr): Split up into several functions.
6974 (gcc_type_for_clast_eq): Rewritten.
6975 (compute_bounds_for_level): New.
6976 (compute_type_for_level_1): New.
6977 (compute_type_for_level): New.
6978 (gcc_type_for_cloog_iv): Removed.
6979 (gcc_type_for_iv_of_clast_loop): Rewritten.
6980 (graphite_create_new_loop): Compute the lower and upper bound types
6981 with gcc_type_for_clast_expr.
6982 (graphite_create_new_loop_guard): Same.
6983 (find_cloog_iv_in_expr): Removed.
6984 (compute_cloog_iv_types_1): Removed.
6985 (compute_cloog_iv_types): Removed.
6986 (gloog): Do not call compute_cloog_iv_types.
6987 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
6989 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
6990 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
6991 (GBB_CLOOG_IV_TYPES): Removed.
6993 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
6995 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
6996 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
6997 (detect_commutative_reduction): Same.
6999 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7001 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
7002 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
7004 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
7005 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
7006 (rewrite_commutative_reductions_out_of_ssa): Same.
7007 * passes.c (execute_function_todo): Call verify_ssa for every pass
7008 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
7009 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
7010 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
7011 with an extra argument.
7012 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
7013 verify_ssa only when the extra argument is true.
7014 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
7015 with an extra argument.
7016 (tree_transform_and_unroll_loop): Same.
7018 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7020 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
7021 for all the passes of the LNO having LOOP_CLOSED_SSA.
7022 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
7023 * tree-loop-distribution.c (pass_loop_distribution): Same.
7024 * tree-pass.h (TODO_verify_loops): Removed.
7025 * tree-ssa-loop.c (pass_tree_loop_init): Same.
7027 (pass_tree_unswitch): Same.
7028 (pass_predcom): Same.
7029 (pass_vectorize): Same.
7030 (pass_linear_transform): Same.
7031 (pass_graphite_transforms): Same.
7032 (pass_iv_canon): Same.
7033 (pass_complete_unroll): Same.
7034 (pass_complete_unrolli): Same.
7035 (pass_parallelize_loops): Same.
7036 (pass_loop_prefetch): Same.
7037 (pass_iv_optimize): Same.
7039 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
7042 * passes.c (init_optimization_passes): Move pass_lim before
7043 pass_copy_prop and pass_dce_loop.
7045 2010-04-06 Jakub Jelinek <jakub@redhat.com>
7048 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
7049 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
7050 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
7051 MULTI_* defines for 4 argument vpermil2p* builtins.
7053 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
7055 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
7056 * config/i386/i386.c (x86_maybe_negate_const_int): New.
7057 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
7058 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
7059 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
7060 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
7061 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
7062 Use x86_maybe_negate_const_int to output insn mnemonic.
7063 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
7064 check from instruction predicate. Update comments.
7065 * config/i386/sync.md (sync_add<mode>): Use
7066 x86_maybe_negate_const_int to output insn mnemonic.
7068 2010-04-06 Jan Hubicka <jh@suse.cz>
7070 PR tree-optimization/42906
7071 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
7072 IGNORE_SELF argument. Set visited_control_parents for fully
7074 (find_obviously_necessary_stmts): Update call of
7075 mark_control_dependent_edges_necessary.
7076 (propagate_necessity): Likewise. Handle PHI edges more curefully.
7078 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
7080 * config/i386/i386.md: Remove comment about 'e' and 'E'
7083 2010-04-06 Richard Guenther <rguenther@suse.de>
7085 PR tree-optimization/43627
7086 * tree-vrp.c (extract_range_from_unary_expr): Widenings
7087 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
7090 2010-04-06 Jakub Jelinek <jakub@redhat.com>
7092 * BASE-VER: Change to 4.6.0.
7095 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
7098 2010-04-06 Richard Guenther <rguenther@suse.de>
7101 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
7103 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7105 * doc/invoke.texi (Optimize Options): Document that LTO
7106 won't remove object access purely due to incompatible
7109 2010-04-04 Matthias Klose <doko@ubuntu.com>
7111 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
7112 Initialize variable.
7114 2010-04-03 Richard Guenther <rguenther@suse.de>
7117 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
7118 require a non-NULL MEM_OFFSET.
7120 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
7122 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
7123 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
7124 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
7125 config/alpha/predicates.md, config/arm/arm.md,
7126 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
7127 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
7128 config/darwin9.h, config/darwin.c, config/darwin.h,
7129 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
7130 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
7131 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
7132 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
7133 config/mips/mips.md, config/mn10300/mn10300.c,
7134 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
7135 config/rs6000/aix.h, config/rs6000/dfp.md,
7136 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
7137 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
7138 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
7139 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
7140 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
7141 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
7142 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
7143 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
7144 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
7145 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
7146 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
7147 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
7148 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
7149 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
7150 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
7151 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
7152 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
7153 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
7154 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
7155 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
7156 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
7157 opt-functions.awk, opth-gen.awk, params.def, passes.c,
7158 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
7159 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
7160 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
7161 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
7162 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
7163 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
7164 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
7165 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
7166 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
7167 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
7168 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
7169 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
7170 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
7171 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
7173 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7176 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
7177 * aclocal.m4: Regenerate.
7179 2010-04-02 Richard Guenther <rguenther@suse.de>
7181 PR tree-optimization/43629
7182 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
7183 if we have seen a constant value.
7185 2010-04-02 Joseph Myers <joseph@codesourcery.com>
7187 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
7189 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
7192 * arm.c (legitimize_tls_address): Adjust call to
7193 gen_tls_load_dot_plus_four.
7194 (arm_note_pic_base): New function.
7195 (arm_cannot_copy_insn_p): Use it.
7196 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
7199 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7204 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7206 * Makefile.in ($(out_object_file)): Depend on
7207 gt-$(basename $(notdir $(out_file))).h.
7209 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
7211 * config.gcc (lm32-*-rtems*): Add t-lm32.
7213 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
7215 * config.gcc: Add lm32-*-rtems*.
7216 * config/lm32/rtems.h: New file.
7218 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
7221 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
7223 2010-04-01 Jakub Jelinek <jakub@redhat.com>
7225 * dwarf2out.c (output_compilation_unit_header): For
7226 -gdwarf-4 use version 4 instead of version 3.
7227 (output_line_info): For version 4 and above emit additional
7228 maximum ops per insn header field.
7229 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
7231 * dwarf2out.c (is_c_family, is_java): Remove.
7232 (lower_bound_default): New function.
7233 (add_bound_info, gen_descr_array_type_die): Use it.
7235 2010-04-01 Dodji Seketeli <dodji@redhat.com>
7238 * dwarf2out.c (gen_variable_die): Allow debug info for variable
7239 re-declaration when it happens in a function.
7241 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
7243 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
7244 (cgraph_remove_function_insertion_hook): Same.
7245 (cgraph_call_function_insertion_hooks): Same.
7247 2010-04-01 Richard Guenther <rguenther@suse.de>
7250 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
7251 and TREE_THIS_VOLATILE.
7252 (copy_ref_info): Likewise.
7253 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
7254 * tree.c (build6_stat): Ignore side-effects of all but arg5
7255 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
7258 2010-04-01 Richard Guenther <rguenther@suse.de>
7260 PR tree-optimization/43607
7261 * ipa-type-escape.c (check_call): Do not access non-existing
7264 2010-04-01 Richard Guenther <rguenther@suse.de>
7268 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7269 Jack Howarth <howarth@bromo.med.uc.edu>
7271 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7274 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7276 * doc/install.texi (Prerequisites): Document libelf usability on
7277 IRIX 5/6 and Solaris 2.
7278 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
7279 Update GNU as, GNU ld requirements.
7280 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
7281 Document Sun Studio compiler download.
7282 Update and simplify as, ld recommendations.
7283 (Specific, *-*-solaris2.7): Note obsoletion, removal.
7285 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7287 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
7288 with_tune_32 to pentium4.
7290 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
7292 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
7294 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7296 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
7297 obsoletion, removal.
7299 Document GNU as requirement.
7300 Update configure requirements.
7301 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
7302 Recomment IRIX 6.5.18+.
7303 Document IDF/IDL requirement.
7304 Document GNU as requirement.
7305 Document GNU ld bootstrap failure.
7306 Remove freeware.sgi.com reference.
7308 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7310 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
7311 UNIX V4.0, V5.0 obsoletion, removal.
7312 Remove --with-gc=simple reference.
7313 Update VM requirements during bootstrap.
7314 Remove -oldas bootstrap description.
7315 Update binutils reference.
7316 Remove comparison failure note.
7318 2010-03-31 Richard Guenther <rguenther@suse.de>
7319 Zdenek Dvorak <ook@ucw.cz>
7320 Sebastian Pop <sebastian.pop@amd.com>
7323 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
7324 with multiple arguments.
7325 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
7327 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7329 * graphite-dependences.c (print_pddr): Call print_pdr with an
7331 * graphite-poly.c (debug_pdr): Add an extra argument for the
7334 (print_pbb_domain): Same.
7336 (print_scop_context): Same.
7338 (print_cloog): Same.
7339 (debug_pbb_domain): Same.
7343 (debug_scop_context): Same.
7345 (debug_cloog): Same.
7346 (print_scop_params): Same.
7347 (debug_scop_params): Same.
7348 (print_iteration_domain): Same.
7349 (print_iteration_domains): Same.
7350 (debug_iteration_domain): Same.
7351 (debug_iteration_domains): Same.
7352 (print_scattering_function): Same.
7353 (print_scattering_functions): Same.
7354 (debug_scattering_function): Same.
7355 (debug_scattering_functions): Same.
7356 * graphite-poly.h (debug_pdr): Update declaration.
7358 (print_pbb_domain): Same.
7360 (print_scop_context): Same.
7362 (print_cloog): Same.
7363 (debug_pbb_domain): Same.
7367 (debug_scop_context): Same.
7369 (debug_cloog): Same.
7370 (print_scop_params): Same.
7371 (debug_scop_params): Same.
7372 (print_iteration_domain): Same.
7373 (print_iteration_domains): Same.
7374 (debug_iteration_domain): Same.
7375 (debug_iteration_domains): Same.
7376 (print_scattering_function): Same.
7377 (print_scattering_functions): Same.
7378 (debug_scattering_function): Same.
7379 (debug_scattering_functions): Same.
7381 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7383 * graphite-poly.c (print_scattering_function_1): New.
7384 (print_scattering_function): Call it.
7385 (print_scop_params): Remove spaces at the end of lines.
7388 * graphite-poly.h (print_cloog): Declared.
7389 (debug_cloog): Declared.
7391 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7393 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
7395 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
7396 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
7397 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
7398 to switch between adding the IV bump in loop->latch or in loop->header.
7400 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7402 * graphite-poly.c (print_scattering_function): Pretty print following
7405 (print_pbb_domain): Same.
7406 (dump_gbb_cases): Same.
7407 (dump_gbb_conditions): Same.
7410 (print_scop_params): Same.
7411 (print_scop_context): Same.
7413 (print_pbb_body): New.
7414 (lst_indent_to): New.
7415 (print_lst): Start new lines with a #.
7416 * graphite-poly.h (pbb_bb): New.
7417 (pbb_index): Use pbb_bb.
7418 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
7420 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
7422 2010-03-31 Jakub Jelinek <jakub@redhat.com>
7424 * dwarf2out.c (size_of_die): For -gdwarf-4 use
7425 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
7426 and 0 instead of 1 for dw_val_class_flag.
7427 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
7428 dw_val_class_range_list, dw_val_class_loc_list,
7429 dw_val_class_lineptr and dw_val_class_macptr, use
7430 DW_FORM_flag_present for dw_val_class_flag and
7431 DW_FORM_exprloc for dw_val_class_loc.
7432 (output_die): For -gdwarf-4 print dw_val_class_loc
7433 size as uleb128 instead of 1 or 2 bytes and don't print
7434 anything for dw_val_class_flag.
7436 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
7437 instead of cselib_lookup following by tweaking locs->setting_insn.
7440 * cselib.c (cselib_process_insn): Clear cselib_current_insn
7441 even before returning from label, setjmp call or volatile asm
7444 2010-03-31 Richard Guenther <rguenther@suse.de>
7447 * cgraphunit.c (cgraph_output_in_order): Do not allocate
7448 temporary data on stack.
7450 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7452 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
7453 (PUSHSECTION_ASM_OP): Remove.
7454 (POPSECTION_ASM_OP): Remove.
7455 (PUSHSECTION_FORMAT): Remove.
7456 * config/sol2.h (PUSHSECTION_FORMAT): Define.
7457 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
7458 * config/sol2.c (solaris_output_init_fini): Use it.
7460 2010-03-31 Jie Zhang <jie@codesourcery.com>
7463 * opt-functions.awk (var_type_struct): Use signed char type
7464 for simple variables.
7466 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7468 * config/sol2.c: Include output.h.
7469 (solaris_assemble_visibility): New function.
7470 * config/t-sol2 (sol2.o): Add output.h dependency.
7471 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
7472 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
7475 2010-03-31 Jakub Jelinek <jakub@redhat.com>
7478 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
7479 V2SImode or XFmode on PRE_DEC.
7482 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
7485 2010-03-31 Jie Zhang <jie@codesourcery.com>
7488 * reload.h (caller_save_initialized_p): Declare.
7489 * toplev.c (backend_init_target): Don't call
7490 init_caller_save but set caller_save_initialized_p to false.
7491 * caller-save.c (caller_save_initialized_p): Define.
7492 (init_caller_save): Check caller_save_initialized_p.
7493 * ira.c (ira): Call init_caller_save if flag_caller_saves.
7495 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7498 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
7499 and soft-fp/t-softfp to tmake_file.
7500 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
7501 (LIBGCC2_TF_CEXT): Define.
7504 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
7507 * cselib.c (n_useless_values): Document handling of debug locs.
7508 (n_useless_debug_values, n_debug_values): New variables.
7509 (new_elt_loc_list): Don't add to debug values, keep count.
7510 (promote_debug_loc): New.
7511 (cselib_reset_table): Zero new variables.
7512 (entry_and_rtx_equal_p): Promote debug locs.
7513 (discard_useless_locs): Increment n_useless_debug_values for
7515 (remove_useless_values): Adjust n_useless_values and n_debug_values
7516 with n_useless_debug_values.
7517 (add_mem_for_addr): Promote debug locs.
7518 (cselib_lookup_mem): Likewise.
7519 (cselib_lookup_addr): Renamed to...
7520 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
7521 (cselib_log_lookup): ... this. Turn into...
7522 (cselib_lookup_addr): ... new wrapper.
7523 (cselib_lookup_from_insn): New.
7524 (cselib_invalidate_regno): Increment n_useless_debug_values for
7526 (cselib_invalidate_mem): Likewise.
7527 (cselib_process_insn): Take n_deleted and n_debug_values into
7528 account to guard remove_useless_value call.
7529 (cselib_finish): Zero n_useless_debug_values.
7530 * cselib.h (cselib_lookup_from_insn): Declare.
7531 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
7532 (sched_analyze_2): Likewise.
7534 2010-03-30 Jakub Jelinek <jakub@redhat.com>
7536 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
7538 (adjust_mems): Replace narrowing SUBREG of expression containing
7539 just PLUS, MINUS, MULT and ASHIFT of registers and constants
7540 with operations in the narrower mode.
7543 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
7544 regs_invalidated_by_call instead all call_used_reg_set registers.
7546 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
7549 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
7550 pointer comparisons with types_compatible_p.
7551 * tree-vect-stmts.c (vectorizable_call): Same.
7552 (vectorizable_condition): Same.
7554 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7556 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
7557 stack check if the mask would be zero.
7559 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7560 Jack Howarth <howarth@bromo.med.uc.edu>
7562 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7565 2010-03-30 Joseph Myers <joseph@codesourcery.com>
7568 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
7570 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
7571 Include ___unordxf2 and ___unordtf2.
7572 * config/i386/libgcc-glibc.ver: Do not define inheritance from
7575 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
7577 * config/lm32/t-lm32: New file.
7578 * config.gcc: Use the above file when targetting lm32.
7580 2010-03-28 Duncan Sands <baldrick@free.fr>
7582 * Makefile.in (PLUGIN_HEADERS): Add except.h.
7584 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7587 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
7588 Improve vectorization cost model diagnostic.
7590 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7593 * tree-vect-data-refs.c (vect_analyze_data_refs): When
7594 compute_data_dependences_for_loop returns false, early exit
7595 and output an extra diagnostic for the failed data reference
7598 2010-03-29 Richard Guenther <rguenther@suse.de>
7600 PR tree-optimization/43560
7601 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
7602 (can_sm_ref_p): Treat stores to readonly locations as trapping.
7604 2010-03-29 Jie Zhang <jie@codesourcery.com>
7607 * toplev.c (process_options): Set optimization_default_node
7608 and optimization_current_node.
7609 * opts.c (decode_options): Don't set optimization_default_node
7610 and optimization_current_node.
7612 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
7614 * config/rtems.h: Abandon -qrtems_debug.
7616 2010-03-28 Jan Hubicka <jh@suse.cz>
7618 PR tree-optimization/43505
7619 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
7620 map should not be copied.
7622 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7625 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
7626 cdtors, set DECL_PRESERVE_P.
7627 * ipa.c (cgraph_externally_visible_p): Return true if declaration
7630 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
7632 PR tree-optimization/43528
7633 * stor-layout.c (place_field): Check that constant fits into
7634 unsigned HWI when skipping calculation of MS bitfield layout.
7636 2010-03-27 Jan Hubicka <jh@suse.cz>
7639 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
7640 notice_global_symbol work.
7642 2010-03-27 Jakub Jelinek <jakub@redhat.com>
7644 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
7645 instead of dwarf2out_decl.
7646 (struct var_loc_node): Remove section_label field.
7647 (dwarf2out_function_decl): New function.
7648 (dwarf2out_var_location): Don't set section_label field.
7649 (dwarf2out_begin_function): Don't empty decl_loc_table here.
7651 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7653 PR tree-optimization/43544
7654 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7655 First argument for builtin vectorized function hook is now a
7656 tree to be able to distinguish between machine specific and
7658 * targhooks.c (default_builtin_vectorized_function): Ditto.
7659 * targhooks.h (default_builtin_vectorized_function): Ditto.
7660 * target.h (struct gcc_target): Ditto.
7661 * tree-vect-stmts.c (vectorizable_function): Ditto.
7662 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
7663 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7666 2010-03-26 Joseph Myers <joseph@codesourcery.com>
7669 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
7670 nested binding iff it is a FUNCTION_DECL.
7671 (store_parm_decls_newstyle): Pass nested=true to bind for
7672 FUNCTION_DECLs amongst parameters.
7674 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7676 * var-tracking.c (vt_expand_loc_callback): Don't run
7677 cselib_expand_value_rtx_cb in dummy mode if
7678 cselib_dummy_expand_value_rtx_cb returned false.
7680 * var-tracking.c (emit_note_insn_var_location): For one part
7681 notes with offset 0, don't add EXPR_LIST around the location.
7682 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
7683 add_location_or_const_value_attribute): Adjust for that change.
7686 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
7687 into first operand and location into second.
7688 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
7689 dw_cfi_oprnd_loc for DW_CFA_expression.
7690 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
7691 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
7692 assume first argument is regnum and second argument is location.
7694 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7697 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
7698 of scratch register to DImode. Split to DImode comparison operator.
7699 Use SImode subreg of scratch register in the multiplication.
7700 (*cmp_sadd_sidi): Ditto.
7701 (*cmp_ssub_si): Ditto.
7702 (*cmp_ssub_sidi): Ditto.
7704 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7707 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
7708 Remove invalid assert and wrong comment.
7710 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7713 * flags.h (final_insns_dump_p): New extern.
7714 * final.c (final_insns_dump_p): New variable.
7715 (rest_of_clean_state): Set it before -fdump-final-insns=
7716 dumping, clear afterwards.
7717 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
7718 MEM_ALIAS_SET on MEMs.
7720 2010-03-26 David S. Miller <davem@davemloft.net>
7722 * configure.ac: Fix sparc GOTDATA_OP bug check.
7723 * configure: Rebuild.
7725 2010-03-26 Alan Modra <amodra@gmail.com>
7727 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
7729 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7731 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
7732 TLS_SECTION_ASM_FLAG.
7734 2010-03-25 Jakub Jelinek <jakub@redhat.com>
7737 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
7738 Clear first_function_block_is_cold.
7741 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7742 argument if the argument is truth_value_p.
7744 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7746 * config/rs6000/constraints.md: Update copyright year for my changes.
7749 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7750 used in reg+reg addressing, swap registers.
7752 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7755 * target.h (struct gcc_target): Add code_end hook.
7756 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7758 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7759 * toplev.c (compile_file): Call targetm.asm_out.code_end
7760 hook before unwind info/debug info output.
7761 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7762 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7763 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7764 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7765 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7766 * config/i386/i386.c (ix86_file_end): Renamed to...
7767 (ix86_code_end): ... this. Make static. Don't call
7768 file_end_indicate_exec_stack. Emit unwind info using
7769 final_start_function/final_end_function.
7770 (darwin_x86_file_end): Remove.
7771 (TARGET_ASM_CODE_END): Define.
7772 * config/i386/i386.h (TARGET_ASM_FILE_END,
7773 NEED_INDICATE_EXEC_STACK): Don't define.
7774 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7775 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7776 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7777 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7780 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7781 at the beginning and final_end_function at the end.
7782 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7784 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7786 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
7787 and Sun as TLS syntax.
7788 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
7789 * configure: Regenerate.
7790 * config.in: Regenerate.
7791 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
7792 (default_elf_asm_named_section): Use it.
7793 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
7794 (i386_output_dwarf_dtprel): Likewise.
7795 (output_addr_const_extra): Likewise.
7796 (output_pic_addr_const): Lowercase @GOTTPOFF.
7797 (output_addr_const_extra): Likewise.
7798 (output_pic_addr_const): Lowercase @GOTNTPOFF.
7799 (output_addr_const_extra): Likewise.
7800 (output_pic_addr_const): Lowercase @INDNTPOFF.
7801 (output_addr_const_extra): Likewise.
7802 (output_pic_addr_const): Lowercase @NTPOFF.
7803 (output_addr_const_extra): Likewise.
7804 (output_pic_addr_const): Lowercase @TPOFF.
7805 (output_addr_const_extra): Likewise.
7806 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
7807 (*tls_global_dynamic_64): Likewise.
7808 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
7809 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
7811 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
7812 (ASM_OUTPUT_TLS_COMMON): Use it.
7813 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
7816 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
7817 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
7818 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
7819 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
7820 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7821 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
7823 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7825 * config/i386/i386.c (override_options): Don't accept
7826 -mtls-dialect=sun any longer.
7827 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
7828 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
7829 (*tls_local_dynamic_base_32_sun): Likewise.
7830 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
7832 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7835 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7836 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
7839 * ira.c (adjust_cleared_regs): New function.
7840 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
7844 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
7846 * expr.c (expand_expr_real): Restore previous
7847 curr_insn_source_location and curr_insn_block after
7848 expand_expr_real_1 call.
7849 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
7850 instead of expand_expr_real_1.
7852 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
7854 PR rtl-optimization/43413
7855 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
7858 2010-03-22 James E. Wilson <wilson@codesourcery.com>
7861 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
7862 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
7864 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
7866 * config/i386/i386.c (ix86_target_string): Add -mfma.
7867 Fix a typo in comment.
7869 2010-03-22 Mike Stump <mikestump@comcast.net>
7872 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
7873 Don't overly align based upon packed packed fields.
7875 2010-03-22 Jason Merrill <jason@redhat.com>
7877 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
7878 Use () rather than [], and move before the element type.
7880 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7882 * doc/configfiles.texi (Configuration Files): Removed
7883 fixinc/Makefile*, intl/Makefile.*.
7884 * doc/makefile.texi: Fixed markup. Abstract from version
7885 control system used.
7886 (Makefile): Removed obsolete gcc/java/parse.y example.
7887 * doc/sourcebuild.texi: Likewise.
7888 (Top Level): Added config, gnattools, libdecnumber, libgcc,
7889 libgomp, libssp. Removed fastjar.
7890 (Miscellaneous Docs): Clarify location.
7891 Added COPYING3, COPYING3.LIB.
7892 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
7894 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7897 * config/i386/i386.c (x86_function_profiler)
7898 [!NO_PROFILE_COUNTERS]: Fix typo.
7899 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
7902 2010-03-22 Janis Johnson <janis187@us.ibm.com>
7903 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7905 * doc/sourcebuild.texi (Test Directives): Split into six
7906 subsections, with most of the current text in new subsections
7907 Directives, Selectors, and Final Actions.
7908 (Directives): Split list of test directives into multiple
7910 (Selectors): Describe use and syntax of selectors.
7911 (Effective-Target Keywords): Describe all existing keywords.
7912 (Add Options): Describe features for dg-add-options.
7913 (Require Support): Describe variants of dg-require-support.
7914 (Final Actions): Describe commands to use in dg-final.
7916 2010-03-22 Michael Matz <matz@suse.de>
7919 * recog.c (validate_replace_rtx_group): Replace also in
7920 REG_EQUAL and REG_EQUIV notes.
7922 2010-03-22 Richard Guenther <rguenther@suse.de>
7924 PR tree-optimization/43390
7925 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
7926 sure vector extracts are type correct.
7928 2010-03-22 Richard Guenther <rguenther@suse.de>
7931 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
7932 x * sqrt (x) even when optimizing for size if the target
7933 has native support for sqrt.
7935 2010-03-22 Jakub Jelinek <jakub@redhat.com>
7937 * varasm.c (make_decl_rtl_for_debug): Also clear
7938 flag_mudflap for the duration of make_decl_rtl call.
7941 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
7942 locs from preserved VALUEs.
7944 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7947 * pa.md (movmemsi): Set align to one if zero.
7948 (movmemdi): Likewise.
7950 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
7953 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
7954 with their corresponding prologue pushes.
7956 2010-03-20 Andrew Pinski <pinskia@gmail.com>
7959 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
7960 at the begining or end.
7961 (spu_expand_epilogue): Likewise.
7963 2010-03-20 Richard Guenther <rguenther@suse.de>
7965 PR rtl-optimization/43438
7966 * combine.c (make_extraction): Properly zero-/sign-extend an
7967 extraction of the low part of a CONST_INT. Also handle
7970 2010-03-19 Mike Stump <mikestump@comcast.net>
7972 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
7973 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
7974 (override_options): Use SUBTARGET32_DEFAULT_CPU.
7976 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7979 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
7982 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
7984 PR rtl-optimization/42258
7985 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
7986 use that may match DEF.
7989 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
7990 the cost of loading the constant rather than assuming
7992 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
7993 outer code is AND, do the same tests as the andsi3 expander and
7994 return COSTS_N_INSNS (1) if and is cheap.
7996 * optabs.c (avoid_expensive_constant): Fix formatting.
7998 2010-03-19 Michael Matz <matz@suse.de>
8001 * attribs.c (decl_attributes): When rebuilding a function pointer
8002 type use the same qualifiers as the original pointer type.
8004 2010-03-19 Martin Jambor <mjambor@suse.cz>
8006 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
8007 and is_gimple_ip_invariant_address.
8009 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8012 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8014 * config/arm/arm.c (arm_override_options): Turn off
8015 flag_dwarf2_cfi_asm for AAPCS variants.
8017 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8020 * config/arm/arm.c (emit_multi_reg_push): Update comments.
8021 Use PRE_MODIFY instead of PRE_DEC.
8022 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
8023 (vfp_emit_fstmd): Likewise.
8025 2010-03-19 Michael Matz <matz@suse.de>
8028 * builtins.c (expand_builtin_interclass_mathfn,
8029 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
8032 2010-03-19 Richard Guenther <rguenther@suse.de>
8034 PR tree-optimization/43415
8035 * tree-ssa-pre.c (phi_translate): Split out worker to ...
8036 (phi_translate_1): ... this.
8037 (phi_translate): Move all caching here. Cache all NARY
8038 and REFERENCE translations.
8040 2010-03-19 David S. Miller <davem@davemloft.net>
8042 With help from Eric Botcazou.
8043 * config/sparc/sparc.c: Include dwarf2out.h.
8044 (emit_pic_helper): Delete.
8045 (pic_helper_symbol_name): Delete.
8046 (pic_helper_emitted_p): Delete.
8047 (pic_helper_needed): New.
8048 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
8049 (get_pc_thunk_name): New.
8050 (load_pic_register): Remove 'delay_pic_helper' arg. Use
8051 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
8052 Set pic_helper_needed to true. Don't call emit_pic_helper.
8053 (sparc_expand_prologue): Update load_pic_register call.
8054 (sparc_output_mi_thunk): Likewise.
8055 (sparc_file_end): Emit a hidden comdat symbol for the PIC
8056 thunk if possible. Output CFI information as needed.
8058 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8059 Jack Howarth <howarth@bromo.med.uc.edu>
8062 * config/i386/i386.h: Fix ABI on darwin x86-32.
8064 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
8066 * tree.h: Declare make_decl_rtl_for_debug.
8067 * varasm.c (make_decl_rtl_for_debug): New.
8068 * dwarf2out.c (rtl_for_decl_location): Call it.
8069 * cfgexpand.c (expand_debug_expr): Call it.
8071 2010-03-18 Jakub Jelinek <jakub@redhat.com>
8074 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
8078 * var-tracking.c (vt_init_cfa_base): Do nothing if
8079 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
8081 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
8084 * var-tracking.c (canonicalize_vars_star): New.
8085 (dataflow_post_merge_adjust): Use it.
8087 2010-03-18 Jakub Jelinek <jakub@redhat.com>
8090 * var-tracking.c (non_suitable_const): New function.
8091 (add_uses): For DEBUG_INSNs with constants, don't record any
8092 value, instead just the constant value itself.
8093 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
8094 is not VAR_LOC_UNKNOWN_P, set var to the constant.
8095 (emit_notes_in_bb): Likewise.
8096 (emit_note_insn_var_location): For onepart variables if
8097 cur_loc is a VOIDmode constant, use DECL_MODE.
8099 2010-03-18 Martin Jambor <mjambor@suse.cz>
8102 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
8103 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
8104 all non-clones. Moved call redirection...
8105 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
8106 (cgraph_materialize_all_clones): Dispose of all
8107 combined_args_to_skip bitmaps.
8108 (verify_cgraph_node): Do not check for edges pointing to wrong
8109 nodes in inline clones.
8110 * tree-inline.c (copy_bb): Call
8111 cgraph_redirect_edge_call_stmt_to_callee.
8112 * ipa.c (cgraph_remove_unreachable_nodes): Call
8113 cgraph_node_remove_callees even when there are used clones.
8115 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
8117 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
8119 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
8122 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
8125 2010-03-18 Michael Matz <matz@suse.de>
8128 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
8129 into sqrt(x) if we need to preserve signed zeros.
8131 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
8132 Eric Botcazou <ebotcazou@adacore.com>
8134 PR rtl-optimization/43360
8135 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
8136 note if we don't know its invariant status.
8138 2010-03-18 Michael Matz <matz@suse.de>
8140 PR tree-optimization/43402
8141 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
8142 PHI chains of ssa names registered for update.
8144 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
8147 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
8148 non-offsettable and pre_modify update addressing.
8149 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
8150 and "2" alternatives "#".
8151 (*movdd_softfloat32): Make all alternatives "#";
8152 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
8153 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
8154 (*movdf_softfloat32): Make all alternatives "#";
8155 (movdi): Use the new DIFD mode iterator to create a common splitter
8156 for movdi, movdf and movdd patterns.
8158 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
8160 * common.opt (dumpdir): Remove redundant tab.
8162 2010-03-17 Martin Jambor <mjambor@suse.cz>
8164 PR tree-optimization/43347
8165 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
8166 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
8168 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
8170 PR rtl-optimization/42216
8171 * regrename.c (create_new_chain): New function, broken out from...
8172 (scan_rtx_reg): ... here. Call it. Handle the case where we are
8173 appending a use to an empty chain.
8174 (build_def_use): Remove previous changes that convert OP_INOUT to
8175 OP_OUT operands; instead detect the case where an OP_INOUT operand
8176 uses a previously untracked register and create an empty chain for it.
8178 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8180 * doc/extend.texi (Function Attributes): Rewrite unfinished
8181 sentence in ms_abi documentation.
8183 2010-03-17 Alan Modra <amodra@gmail.com>
8185 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
8186 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
8187 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
8188 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
8190 2010-03-16 Richard Henderson <rth@redhat.com>
8193 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
8194 (lower_try_finally): Save and restore eh_seq around the expansion
8197 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
8199 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
8200 statements before splitting block.
8202 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8204 * doc/sourcebuild.texi (Testsuites): Fix markup.
8205 Use pathnames relative to gcc/testsuite.
8206 (Test Directives): Move description of how timeout is determined.
8207 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
8208 (C Tests): Correct gcc.misc-tests directory.
8209 Framework tests now live in gcc.test-framework.
8211 2010-03-16 Richard Guenther <rguenther@suse.de>
8214 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
8215 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
8217 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
8218 Alexandre Oliva <aoliva@redhat.com>
8220 PR tree-optimization/42917
8221 * lambda-code.c (remove_iv): Skip debug statements.
8222 (lambda_loopnest_to_gcc_loopnest): Likewise.
8223 (not_interesting_stmt): Debug statements are not interesting.
8225 2010-03-16 Jakub Jelinek <jakub@redhat.com>
8229 * cselib.c (cselib_preserve_constants,
8230 cfa_base_preserved_val): New static variables.
8231 (preserve_only_constants): New function.
8232 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
8233 clear its REG_VALUES. If cselib_preserve_constants, don't
8234 empty the whole hash table, but preserve there VALUEs with constants,
8235 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
8236 (cselib_preserve_cfa_base_value): New function.
8237 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
8238 (cselib_init): Change argument to int bitfield. Set
8239 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
8241 (cselib_finish): Clear cselib_preserve_constants and
8242 cfa_base_preserved_val.
8243 * cselib.h (enum cselib_record_what): New enum.
8244 (cselib_init): Change argument to int.
8245 (cselib_preserve_cfa_base_value): New prototype.
8246 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
8247 * dse.c (dse_step1): Likewise.
8248 * cfgcleanup.c (thread_jump): Likewise.
8249 * sched-deps.c (sched_analyze): Likewise.
8250 * gcse.c (local_cprop_pass): Likewise.
8251 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
8252 If FN is non-NULL, call the callback always and whenever it returns
8253 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
8254 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
8255 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
8256 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
8257 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
8258 * var-tracking.c: Include recog.h.
8259 (bb_stack_adjust_offset): Remove.
8260 (vt_stack_adjustments): Don't call it, instead just gather the
8261 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
8262 (adjust_stack_reference): Remove.
8263 (compute_cfa_pointer): New function.
8264 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
8265 (struct adjust_mem_data): New type.
8266 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
8268 (get_address_mode): New function.
8269 (replace_expr_with_values): Use it.
8270 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
8271 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
8272 (adjust_sets): Remove.
8273 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
8274 Use get_address_mode.
8275 (get_adjusted_src): Remove.
8276 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
8277 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
8278 (add_with_sets): Don't call adjust_sets.
8279 (fp_setter, vt_init_cfa_base): New functions.
8280 (vt_initialize): Change return type to bool. Move most of pool etc.
8281 initialization to the beginning of the function from end. Pass
8282 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
8283 If !frame_pointer_needed, call vt_stack_adjustment before mos
8284 vector is filled, call vt_init_cfa_base if argp/framep has been
8285 eliminated to sp. If frame_pointer_needed and argp/framep has
8286 been eliminated to hard frame pointer, set
8287 hard_frame_pointer_adjustment and call vt_init_cfa_base after
8288 encountering fp setter in the prologue. For MO_ADJUST, call
8289 log_op_type before pusing the op into mos vector, not afterwards.
8290 Call adjust_insn before cselib_process_insn/add_with_sets,
8291 call cancel_changes (0) afterwards.
8292 (variable_tracking_main_1): Adjust for vt_initialize calling
8293 vt_stack_adjustments and returning whether it succeeded or not.
8295 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
8297 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
8300 2010-03-15 Jakub Jelinek <jakub@redhat.com>
8302 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
8304 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
8305 drap_reg has not been set.
8307 2010-03-15 Michael Matz <matz@suse.de>
8310 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
8311 use it to expand block copies.
8312 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8313 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
8314 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
8316 2010-03-15 Richard Guenther <rguenther@suse.de>
8318 PR tree-optimization/43367
8319 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
8322 2010-03-15 Richard Guenther <rguenther@suse.de>
8324 PR tree-optimization/43317
8325 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
8327 2010-03-15 Martin Jambor <mjambor@suse.cz>
8329 PR tree-optimization/43141
8330 * tree-sra.c (create_abstract_origin): New function.
8331 (modify_function): Call create_abstract_origin.
8333 2010-03-15 Chris Demetriou <cgd@google.com>
8335 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
8338 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8341 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
8342 call insert_out_of_ssa_copy for default definitions.
8344 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8346 * graphite-clast-to-gimple.c (my_long_long): Defined.
8347 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
8348 * graphite-sese-to-poly.c (my_long_long): Defined.
8349 (scop_ivs_can_be_represented): Use it.
8351 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8353 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
8354 graphite-max-bbs-per-function, and loop-block-tile-size.
8355 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
8357 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
8359 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8361 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
8362 forward declaration.
8363 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
8364 (add_upper_bounds_from_estimated_nit): New.
8365 (build_loop_iteration_domains): Use it.
8367 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8369 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
8371 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8374 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
8375 should be an INTEGER_CST. Also handle CASE_CONVERT.
8377 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8379 * graphite.c (graphite_initialize): To bound the number of bbs per
8380 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
8381 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
8382 * doc/invoke.texi: Document it.
8384 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8386 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
8387 * graphite-sese-to-poly.h (build_poly_scop): Same.
8389 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8391 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
8392 the number of parameters in the scop. Use as an upper bound
8393 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
8394 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
8395 * doc/invoke.texi: Document it.
8397 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
8399 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
8400 * doc/c-tree.texi: Remove.
8401 * doc/generic.texi: Merge c-tree.texi here.
8402 * doc/gccint.texi (Trees): Remove menu entry.
8403 (c-tree.texi): Remove @include.
8404 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
8405 * doc/languages.texi (Reading RTL): Ditto.
8407 2010-03-12 Steve Ellcey <sje@cup.hp.com>
8410 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
8412 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8415 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
8416 code added to work around reload clobbering CONST insns.
8418 2010-03-12 Jakub Jelinek <jakub@redhat.com>
8420 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
8421 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
8422 (cselib_preserve_only_values): Remove retain argument, don't
8423 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
8424 * cselib.h (cselib_preserve_only_values): Remove retain argument.
8425 * var-tracking.c (micro_operation): Move insn field before union.
8426 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
8427 (struct variable_tracking_info_def): Remove n_mos field, change
8428 mos into a vector of micro_operations.
8429 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
8430 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
8431 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
8432 changing into a vector.
8433 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
8434 come before all other uops generated by add_stores.
8435 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
8437 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
8438 a vector. Run just one pass over the bbs instead of separate counting
8439 and computation phase.
8440 (vt_finalize): Free VTI (bb)->mos vector instead of array.
8443 * tree-inline.c (remap_decls): Put old_var rather than origin_var
8444 into *nonlocalized_list vector.
8445 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
8446 even if origin is non-NULL.
8447 (gen_variable_die): Likewise.
8448 (process_scope_var): Don't change origin.
8449 (gen_decl_die): Likewise.
8450 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
8451 before adding new edges instead of after it, fix moving over
8454 2010-03-11 David S. Miller <davem@davemloft.net>
8456 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
8458 * configure: Rebuild.
8460 2010-03-11 Martin Jambor <mjambor@suse.cz>
8462 PR tree-optimization/43257
8463 * tree.c (assign_assembler_name_if_neeeded): New function.
8464 (free_lang_data_in_cgraph): Assembler name assignment moved to the
8466 * tree.h (assign_assembler_name_if_neeeded): Declare.
8467 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
8468 the function if needed.
8470 2010-03-11 Chris Demetriou <cgd@google.com>
8472 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
8473 include/stdint-gcc.h, and include/stdint.h world-readable.
8475 2010-03-11 Richard Guenther <rguenther@suse.de>
8477 PR tree-optimization/43255
8478 * tree-vrp.c (process_assert_insertions_for): Do not insert
8479 asserts for trivial conditions.
8481 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8483 PR tree-optimization/43280
8484 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
8485 generation. Move calculation of size out of the if branch.
8486 (find_bswap): Modify compare number generation.
8488 2010-03-11 Richard Guenther <rguenther@suse.de>
8491 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
8492 (input_gimple_stmt): Fixup handled component types during
8493 operand read. Also fix up decls in ADDR_EXPRs.
8495 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
8497 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
8498 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
8500 2010-03-10 Jan Hubicka <jh@suse.cz>
8503 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
8504 * varasm.c (get_variable_section): Don't do that here...
8505 (make_decl_rtl): ... and here.
8506 (do_assemble_alias): Produce decl RTL.
8507 (assemble_alias): Likewise.
8509 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8512 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
8513 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
8515 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
8516 (based_loc_descr): Only express drap or vdrap regno based expressions
8517 using DW_OP_fbreg when not optimizing.
8518 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
8519 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
8520 REG_CFA_SET_VDRAP note.
8522 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
8524 PR tree-optimization/43236
8525 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
8526 error in calculation of base address in reverse iteration case.
8527 (generate_builtin): Take number of latch executions if the statement
8530 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
8533 * tree-eh.c: Include pointer-set.h.
8534 (lower_eh_dispatch): Filter out duplicate case labels and
8535 remove the unneeded edge when the label is unused. Return
8536 true when some edges are removed.
8537 (execute_lower_eh_dispatch): When any lowering resulted in
8538 removing an edge, also delete unreachable blocks.
8540 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8543 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
8544 UNSPEC_MACHOPIC_OFFSET.
8546 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
8549 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8550 (m68k_delegitimize_address): New function.
8552 2010-03-09 Jakub Jelinek <jakub@redhat.com>
8555 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
8558 * var-tracking.c (adjust_sets): New function.
8559 (count_with_sets, add_with_sets): Use it.
8560 (get_adjusted_src): New inline function.
8561 (add_stores): Use it.
8564 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
8565 call cselib_dummy_expand_value_rtx_cb instead of
8566 cselib_expand_value_rtx_cb.
8569 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
8570 * config/i386/i386.c: Include debug.h and dwarf2out.h.
8571 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
8572 and .cfi_endproc around the pic thunks.
8573 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
8574 all queued unwind info register saves are saved before the call.
8575 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
8576 considered as sp-=4 for unwind info and the pop as sp+=4 which
8577 also clobbers dest, but doesn't actually restore it.
8580 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
8581 RTX_FRAME_RELATED_P.
8583 2010-03-09 Jie Zhang <jie@codesourcery.com>
8585 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
8586 whitespaces in output template.
8588 2010-03-09 Jie Zhang <jie@codesourcery.com>
8590 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
8593 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8595 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
8596 builtins.exp in a separate job.
8598 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8600 * graphite-sese-to-poly.c (add_param_constraints): Use
8601 lower_bound_in_type and upper_bound_in_type.
8603 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8605 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
8606 instead of unsigned_type_node.
8608 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8609 Reza Yazdani <reza.yazdani@amd.com>
8612 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
8613 on pointer type parameters.
8615 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8619 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
8620 handle conversions from pointer to integers.
8621 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
8622 induction variable, to be able to work with code generated by CLooG.
8623 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
8624 (build_poly_scop): Bail out if we cannot codegen a loop.
8626 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8628 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
8629 code generation with gloog_error.
8631 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8633 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
8634 Call fold_convert on all the returned values.
8635 (expand_scalar_variables_expr): Pass to
8636 expand_scalar_variables_ssa_name the type of the resulting expression.
8638 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8640 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
8641 ppl_min_for_le_pointset.
8642 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
8643 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
8645 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8647 * graphite-dependences.c (map_into_dep_poly): Removed.
8648 (dependence_polyhedron_1): Use combine_context_id_scat.
8650 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8652 * graphite-poly.h (struct poly_scattering): Add layout documentation.
8653 (struct poly_bb): Same.
8654 (combine_context_id_scat): New.
8656 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8659 * sese.c (name_defined_in_loop_p): Return false for default
8662 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8664 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
8665 and clean up the logic.
8667 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8669 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
8672 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8674 * var-tracking.c (remove_cselib_value_chains): Define only for
8676 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
8677 delete_slot_part, emit_notes_for_differences_1): Don't call
8678 remove_cselib_value_chains here.
8679 (set_slot_part, emit_notes_for_differences_2): Don't call
8680 add_cselib_value_chains here.
8681 (preserved_values): New vector.
8682 (preserve_value): New function.
8683 (add_uses, add_stores, vt_add_function_parameters): Use it
8684 instead of cselib_preserve_value.
8685 (changed_values_stack): New vector.
8686 (check_changed_vars_0): New function.
8687 (check_changed_vars_1, check_changed_vars_2): Use it.
8688 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
8689 changed_values_stack VALUEs.
8690 (vt_emit_notes): For all preserved_values call
8691 add_cselib_value_chains. If ENABLE_CHECKING call
8692 remove_cselib_value_chains before verifying value_chains is empty.
8693 Initialize and free changed_values_stack.
8694 (vt_initialize): Initialize preserved_values.
8695 (vt_finalize): Free preserved_values.
8697 2010-03-08 Richard Guenther <rguenther@suse.de>
8699 PR tree-optimization/43269
8700 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
8703 2010-03-08 Martin Jambor <mjambor@suse.cz>
8705 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
8706 (ipa_is_param_called): Removed.
8707 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
8708 (ipa_print_node_params): Do not print the called flag.
8709 (ipa_write_node_info): Do not stream the called flag.
8710 (ipa_read_node_info): Likewise.
8712 2010-03-07 Jakub Jelinek <jakub@redhat.com>
8715 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
8716 * cselib.c (struct expand_value_data): Add dummy field.
8717 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
8719 (cselib_dummy_expand_value_rtx_cb): New function.
8720 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
8722 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
8723 * var-tracking.c: Include pointer-set.h.
8724 (variable): Change n_var_parts to char from int. Add
8725 cur_loc_changed and in_changed_variables fields.
8726 (variable_canonicalize): Remove.
8727 (shared_var_p): New inline function.
8728 (unshare_variable): Maintain cur_loc_changed and
8729 in_changed_variables fields. If var was in changed_variables,
8730 replace it there with new_var. Just copy cur_loc instead of
8731 resetting it to something else.
8732 (variable_union): Don't recompute cur_loc. Use shared_var_p.
8733 (dataflow_set_union): Don't call variable_canonicalize.
8734 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
8735 of their DEBUG_EXPR_TREE_DECLs.
8736 (canonicalize_loc_order_check): Verify that cur_loc is NULL
8737 and in_changed_variables and cur_loc_changed is false.
8738 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
8739 and cur_loc_changed. Don't update cur_loc here.
8740 (variable_merge_over_src): Don't call variable_canonicalize.
8741 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8742 removing loc that is equal to cur_loc, clear cur_loc,
8743 set cur_loc_changed and ensure variable_was_changed is called.
8744 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8745 compare pointers in cur_loc check, if it is equal to loc,
8746 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8747 (variable_different_p): Remove compare_current_location argument,
8748 don't compare cur_loc.
8749 (dataflow_set_different_1): Adjust variable_different_p caller.
8750 (variable_was_changed): If dv had some var in changed_variables
8751 already, reset in_changed_variables flag for it and propagate
8752 cur_loc_changed over to the new variable. On empty var
8753 always set cur_loc_changed. Set in_changed_variables on whatever
8754 var is added to changed_variables.
8755 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8756 Use shared_var_p. When removing loc that is equal to cur_loc,
8757 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8758 end, don't set it to something else, just call variable_was_changed.
8759 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8760 loc being removed, clear cur_loc and set cur_loc_changed.
8761 Set cur_loc_changed if all locations have been removed.
8762 (struct expand_loc_callback_data): New type.
8763 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8764 allocated. Always create SUBREGs if simplify_subreg failed.
8765 Prefer to use cur_loc, when that fails and still in
8766 changed_variables (and seen first time) recompute it. Set
8767 cur_loc_changed of variables which had to change cur_loc and
8768 compute elcd->cur_loc_changed if any of the subexpressions used
8769 had to change cur_loc.
8770 (vt_expand_loc): Adjust to pass arguments in
8771 expand_loc_callback_data structure.
8772 (vt_expand_loc_dummy): New function.
8773 (emitted_notes): New variable.
8774 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8775 that weren't used for any other decl in current
8776 emit_notes_for_changes call call vt_expand_loc_dummy to update
8777 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8778 first loc_chain location if NULL before. Always use just
8779 cur_loc instead of first loc_chain location. When cur_loc_changed
8780 is false, when not --enable-checking=rtl just don't emit any note.
8781 When rtl checking, compute the note and assert it is the same
8782 as previous note. Clear cur_loc_changed and in_changed_variables
8783 at the end before removing from changed_variables.
8784 (check_changed_vars_3): New function.
8785 (emit_notes_for_changes): Traverse changed_vars to call
8786 check_changed_vars_3 on each changed var.
8787 (emit_notes_for_differences_1): Clear cur_loc_changed and
8788 in_changed_variables. Recompute cur_loc of new_var.
8789 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
8790 (vt_emit_notes): Initialize and destroy emitted_notes.
8792 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
8794 PR rtl-optimization/42220
8795 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
8796 Use verify_reg_tracked to determine if we should use OP_OUT rather
8798 (build_def_use): If we see an in-out operand for a register that we
8799 know nothing about, treat is an output if possible, fail the block if
8802 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8805 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
8808 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8811 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
8812 uses of relevant DEFs that are dead outside the loop too.
8814 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
8816 * var-tracking.c (dataflow_set_merge): Swap src and src2.
8818 2010-01-13 Jakub Jelinek <jakub@redhat.com>
8820 * var-tracking.c (values_to_unmark): New variable.
8821 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
8822 values_to_unmark vector. Moved body to...
8823 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
8824 instead queue it into values_to_unmark vector.
8825 (vt_find_locations): Free values_to_unmark vector.
8827 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
8829 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
8830 (site.exp): Export them when plugins are enabled.
8832 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
8835 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
8837 (chrec_fold_multiply): Same.
8839 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8842 * c-decl.c (build_compound_literal): Return early if init is
8845 2010-03-04 Martin Jambor <mjambor@suse.cz>
8847 PR tree-optimization/43164
8848 PR tree-optimization/43191
8849 * tree-sra.c (type_consists_of_records_p): Reject records with
8850 zero-size bit-fields at the end.
8852 2010-03-04 Mike Stump <mikestump@comcast.net>
8854 * Makefile.in (TAGS): Remove *.y.
8856 2010-03-04 Richard Guenther <rguenther@suse.de>
8858 PR tree-optimization/40761
8859 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
8861 (my_rev_post_order_compute): New function.
8862 (init_pre): Call it.
8864 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
8867 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
8868 decrease the cost of an IV candidate when the cost is infinite.
8870 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8872 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
8873 Use '3DNow!' for the extension of that name, ensure normal space
8875 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
8877 2010-03-03 Jeff Law <law@redhat.com>
8879 * PR middle-end/32693
8880 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
8881 than gen_rtx_SUBREG.
8882 (extract_bit_field_1): Likewise.
8884 2010-03-03 Janis Johnson <janis187@us.ibm.com>
8886 * doc/sourcebuild.texi (Test directives): Document that arguments
8887 include-opts and exclude-opts are now optional for dg-skip-if,
8888 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
8890 2010-03-03 Jason Merrill <jason@redhat.com>
8893 * cgraph.h (varpool_node): Add extra_name field.
8894 * varpool.c (varpool_extra_name_alias): New.
8895 (varpool_assemble_decl): Emit extra name aliases.
8896 (varpool_mark_needed_node): Look past an extra name alias.
8897 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
8898 * lto-streamer-in.c (lto_input_tree): Read it.
8899 * lto-streamer-out.c (output_unreferenced_globals): Write it.
8901 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
8903 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
8904 (sparc*-*-solaris2*): ...this.
8906 2010-03-03 Jakub Jelinek <jakub@redhat.com>
8909 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
8910 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
8911 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
8912 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
8915 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
8916 fallthrough to default handling, just with want_address 0 instead of 2.
8917 For single element lists, add_AT_loc directly, otherwise create an
8918 artificial variable DIE and stick location list to it.
8921 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
8922 (VAL_EXPR_HAS_REVERSE): Define.
8923 (reverse_op): New function.
8924 (add_stores): For reversible operations add an extra MO_VAL_USE.
8926 2010-03-02 Jason Merrill <jason@redhat.com>
8928 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
8930 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
8932 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
8933 (sparc64-*-linux*): Likewise.
8934 (sparc64-*-solaris2*): Include assembler files before linker ones.
8935 (sparc-*-solaris2*): Simplify and reorder to match previous case.
8936 * config/sparc/gas.h: Delete.
8937 * config/sparc/sol2-64.h: Add copyright notice.
8938 * config/sparc/sol2-gas-bi.h: Likewise.
8939 * config/sparc/sol2-gld.h: Likewise.
8940 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
8941 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
8942 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
8943 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
8944 (sparc_elf_asm_named_section): Rename into...
8945 (sparc_solaris_elf_asm_named_section): ...this. Always define.
8947 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
8949 * config/alpha/alpha.c (override_options): Fix -mtune error message.
8951 2010-03-02 Jeff Law <law@redhat.com>
8954 * reload1.c (rtx_p, substitute_stack): Declare.
8955 (substitute): Record addresses of changed rtxs.
8956 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
8957 Restore the original rtx when complete.
8958 (reload): Free subsitute_stack when complete.
8960 2010-03-02 Janis Johnson <janis187@us.ibm.com>
8962 * doc/gccint.texi (menu): Add Testsuites as a chapter.
8963 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
8965 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
8966 LTO Testing, gcov Testing, profopt Testing, compat Testing,
8967 Torture Tests): Change from subsection to section.
8969 2010-03-02 Jakub Jelinek <jakub@redhat.com>
8970 Steven Bosscher <steven@gcc.gnu.org>
8972 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
8975 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
8978 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
8979 the assignment from the new induction variable to the assignment
8980 of the value from the original loop PHI function.
8982 2010-03-01 Janis Johnson <janis187@us.ibm.com>
8983 Daniel Jacobowitz <dan@codesourcery.com>
8985 * doc/sourcebuild.texi (Test directives): Clarify options to
8988 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8990 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
8991 Disable cfi directives unless GCC and gas agree on using read-only
8992 .eh_frame sections for 64-bit.
8993 * configure: Regenerate.
8995 2010-03-01 Richard Guenther <rguenther@suse.de>
8997 PR tree-optimization/43220
8998 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
8999 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
9001 2010-03-01 Richard Guenther <rguenther@suse.de>
9002 Martin Jambor <mjambor@suse.cz>
9005 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
9006 gimplified parameters.
9008 2010-03-01 Christian Bruel <christian.bruel@st.com>
9010 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
9012 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
9014 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
9016 2010-03-01 Richard Guenther <rguenther@suse.de>
9019 * expr.c (expand_assignment): Use the alias-oracle to tell
9020 if the rhs aliases the result decl.
9022 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9025 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
9026 to sol_gt_pch_get_address.
9027 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
9028 64-bit, SPARC and x86.
9029 (sol_gt_pch_get_address): New function.
9031 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
9033 * toplev.h (inform_n, error_n): Declare.
9034 * diagnostic.c (inform_n, error_n): New function.
9036 2010-03-01 Jakub Jelinek <jakub@redhat.com>
9038 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
9039 has no rtl yet when processing local_decls, queue it and recheck
9040 if deferred stack allocation hasn't assigned it rtl.
9042 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9044 * config/sh/sh.c (unspec_bbr_uid): New.
9045 (gen_block_redirect): Use it instead of INSN_UID.
9046 (gen_far_branch): Likewise.
9048 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
9050 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
9051 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
9053 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9055 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
9056 (Warning Options): -Wno-conversion-null is valid for
9057 Objective-C++ as well.
9058 * doc/tm.texi (Named Address Spaces): Likewise.
9059 * doc/plugins.texi (Plugins): Replace TABs with spaces.
9060 * doc/tree-ssa.texi (Tree SSA): Likewise.
9062 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9065 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
9066 by default. Don't set the default arch for
9067 i[34567]86-*-darwin*|x86_64-*-darwin*.
9069 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9072 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
9073 default. Set the default 32bit/64bit archs with $with_arch
9074 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
9076 2010-02-27 Richard Guenther <rguenther@suse.de>
9078 PR tree-optimization/43186
9079 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
9080 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
9081 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
9082 unroller iterations.
9084 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9086 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
9087 required and i[34567]86-*-* targets don't support 64bit ISA.
9089 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
9092 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9095 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
9097 * config.gcc: Set the default arch at least to Prescott for
9098 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
9099 if SSE math is enabled.
9101 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9103 * diagnostic.c (diagnostic_initialize): Update.
9104 (diagnostic_report_diagnostic): Test inhibit_notes_p for
9106 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
9107 (diagnostic_inhibit_notes): New.
9108 * toplev.c (process_options): inhibit notes with -fcompare-debug.
9110 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9113 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
9114 * doc/standards.texi: Likewise.
9115 * doc/extend.texi: Likewise.
9116 * doc/trouble.texi: Likewise.
9117 * doc/cppopts.texi: Likewise.
9118 * doc/install.texi: Likewise.
9119 * c.opt (std=c90,std=gnu90): New options.
9120 * c-opts.c (c_common_handle_option): Handle them.
9122 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9125 * c-decl.c (undeclared_variable): Use an informative note.
9127 2010-02-26 Richard Guenther <rguenther@suse.de>
9129 PR tree-optimization/43186
9130 * gimple.h (gimple_fold): Remove.
9131 * gimple.c (gimple_fold): Remove. Inline into single user ...
9132 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
9133 Try harder for conditions.
9135 2010-02-26 Jakub Jelinek <jakub@redhat.com>
9138 * function.c (used_types_insert): Don't skip through named pointer
9139 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
9140 and it is different from the main variant's type.
9142 2010-02-26 Nick Clifton <nickc@redhat.com>
9144 * config/rx/rx.md (sminsi3): Remove bogus alternative.
9146 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
9148 * config.gcc: Support --with-fpmath=sse for x86.
9150 * config/i386/ssemath.h: New.
9152 * doc/install.texi (--with-fpmath=sse): Documented.
9154 2010-02-26 Richard Guenther <rguenther@suse.de>
9156 PR tree-optimization/43188
9157 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
9158 vector types of over-aligned element type.
9160 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
9163 * config/i386/i386.c (expand_vec_perm_blend): Use correct
9164 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
9166 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
9168 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
9170 2010-02-26 Jakub Jelinek <jakub@redhat.com>
9172 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
9173 * var-tracking.c: Include diagnostic.h.
9174 (debug_dv): New function.
9175 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
9178 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
9179 (add_value_chain, add_value_chains, remove_value_chain,
9180 remove_value_chains): Handle DEBUG_EXPRs.
9181 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
9184 * regcprop.c (struct queued_debug_insn_change): New type.
9185 (struct value_data_entry): Add debug_insn_changes field.
9186 (struct value_data): Add n_debug_insn_changes field.
9187 (debug_insn_changes_pool): New variable.
9188 (free_debug_insn_changes, apply_debug_insn_changes,
9189 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
9190 (kill_value_one_regno): Call free_debug_insn_changes if needed.
9191 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
9193 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
9195 (copyprop_hardreg_forward_1): Don't call apply_change_group for
9196 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
9197 changes, call cprop_find_used_regs via note_stores.
9198 (copyprop_hardreg_forward): When copying vd from predecessor
9199 which has any queued DEBUG_INSN changes, make sure the pointers are
9200 cleared. At the end call df_analyze and then if there are any
9201 DEBUG_INSN changes queued at the end of some basic block for still
9202 live registers, apply them.
9203 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
9205 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
9207 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
9210 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
9212 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
9213 targets. Set the default with_cpu/with_arch from arch/cpu.
9214 Allow x86-64 and native for with_cpu/with_arch.
9216 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
9218 * ebitmap.c: Change calls to verify_popcount with calls to
9219 sbitmap_verify_popcount.
9220 (ebitmap_clear_bit): Fixed map->cacheindex test and
9221 map>cache update when bit clearing results in an empty
9224 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9227 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
9228 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
9229 and support both V2DF and V2DI modes.
9230 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
9231 support both V2DF and V2DI modes.
9232 (general): Delete trailing whitespace from a few patterns.
9234 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9235 V2DF/V2DI interleave high/low builtins.
9237 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
9240 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
9241 interleave high/low functions.
9243 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
9245 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
9246 #pragma extern_prefix.
9248 2010-02-25 Jakub Jelinek <jakub@redhat.com>
9251 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
9252 BLKmode, assert op0 is a MEM and just adjust its mode.
9255 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
9256 if bitpos isn't multiple of mode's bitsize.
9258 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
9260 * c.opt (-ftemplate-depth=): New.
9261 (-ftemplate-depth-): Deprecate.
9262 * optc-gen.awk: Handle -ftemplate-depth=.
9263 * opth-gen.awk: Likewise.
9264 * c-opts.c (c_common_handle_option): Likewise.
9265 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
9267 2010-02-24 Jason Merrill <jason@redhat.com>
9269 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
9271 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9273 * cfg.c (alloc_aux_for_block): Remove inline.
9274 (alloc_aux_for_edge): Likewise.
9276 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9278 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
9280 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9282 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
9283 * config/i386/sol2-gas.h: New file.
9284 * config.gcc (i[34567]86-*-solaris2*): Use it.
9286 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
9289 * c-typeck.c (ep_convert_and_check): New.
9290 (build_conditional_expr): Use it.
9291 (build_binary_op): Likewise.
9293 2010-02-24 Jakub Jelinek <jakub@redhat.com>
9295 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
9298 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
9299 bounds even for -O+.
9300 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
9301 expr needs to have DECL_NAME set.
9303 2010-02-24 Nick Clifton <nickc@redhat.com>
9305 * config/mep/mep.c: Include gimple.h.
9306 (mep_function_uses_sp): Delete unused function.
9307 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
9308 parameters. Use unsigned integers to count args. Return a
9309 NULL_RTX instead of an error_mark_node. Toidy up formatting.
9311 2010-02-23 Jakub Jelinek <jakub@redhat.com>
9314 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
9315 greater or equal to nelt instead of 2 * nelt.
9316 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
9319 2010-02-23 Jason Merrill <jason@redhat.com>
9322 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
9323 in cfun->local_decls even if they have register types.
9326 * stor-layout.c (place_field): Don't warn about unnecessary
9327 DECL_PACKED if the type is packed.
9329 2010-02-23 Jakub Jelinek <jakub@redhat.com>
9332 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
9333 GOTOFF relocs, even when the base reg isn't pic pointer.
9335 2010-02-23 Michael Matz <matz@suse.de>
9338 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
9339 (expand_gimple_basic_block): Generate and use debug temps if there
9340 are debug uses left after the last real use of TERed ssa names.
9341 Unlink debug immediate uses when they are expanded.
9343 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
9346 * config/i386/i386.c (override_options): Reorganise to provide
9347 better error messages.
9349 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9352 * graphite-scop-detection.c (create_single_exit_edge): Move
9353 the call to find_single_exit_edge to....
9354 (create_sese_edges): ...here. Don't handle multiple edges
9355 exiting the function.
9356 (build_graphite_scops): Don't handle multiple edges
9357 exiting the function.
9359 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9362 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
9363 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
9365 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9368 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
9370 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
9373 * c-typeck.c (convert_arguments): Print declaration location.
9374 * c-common.c (validate_nargs): Rename as
9375 builtin_function_validate_nargs.
9376 (check_builtin_function_arguments): Update.
9378 2010-02-22 Richard Guenther <rguenther@suse.de>
9381 * tree-inline.c (declare_return_variable): Use the type of
9382 the call stmt lhs if available.
9384 2010-02-22 Duncan Sands <baldrick@free.fr>
9386 * passes.c (register_pass): Always consider all pass lists when
9387 ref_pass_instance_number is zero.
9389 2010-02-22 Richard Guenther <rguenther@suse.de>
9391 PR tree-optimization/42749
9392 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
9393 parameter. Do arithmetic in the original type.
9394 (update_accumulator_with_ops): Likewise.
9395 (adjust_accumulator_values): Adjust.
9397 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9399 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
9400 (QI to BLKmode splitter): New splitter.
9402 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
9404 * config/i386/i386.c (initial_ix86_tune_features): Turn on
9405 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
9407 2010-02-22 Richard Guenther <rguenther@suse.de>
9409 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
9411 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
9413 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
9414 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
9415 ($(T)crti.o, $(T)crtn.o): Remove rules.
9417 2010-02-21 Tobias Burnus <burnus@net-b.de>
9420 * doc/invoke.texi (-fassociative-math): Document that this
9421 option is automatically enabled for Fortran.
9423 2010-02-20 David S. Miller <davem@davemloft.net>
9425 * configure.ac: Test if linker and assembler properly support
9426 GOTDATA_OP relocations.
9427 * configure: Rebuild.
9428 * config.in: Likewise.
9429 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
9430 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
9431 (movsi_high_pic): Likewise.
9432 (movdi_lo_sum_pic): Likewise.
9433 (movdi_high_pic): Likewise.
9434 (movsi_pic_gotdata_op): New pattern.
9435 (movdi_pic_gotdata_op): Likewise.
9436 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
9437 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
9439 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
9442 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
9443 attribute to ssemul.
9444 (xop_mulv2div2di3_high): Ditto.
9446 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
9449 * c.opt (Wconversion-null): New option.
9450 * doc/invoke.texi (Wconversion-null): Document.
9452 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
9454 * common.opt (Wlarger-than-): Add Undocumented.
9456 2010-02-19 Mike Stump <mikestump@comcast.net>
9458 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
9460 2010-02-19 Jason Merrill <jason@redhat.com>
9463 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
9464 * configure: Likewise.
9466 2010-02-20 Alan Modra <amodra@gmail.com>
9469 * cgraph.h (cgraph_make_decl_local): Declare.
9470 * cgraph.c (cgraph_make_decl_local): New function.
9471 (cgraph_make_node_local): Use it.
9472 * cgraphunit.c (cgraph_function_versioning): Likewise.
9473 * ipa.c (function_and_variable_visibility): Likewise.
9475 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9478 * except.c (sjlj_emit_function_enter): Don't call
9479 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
9481 * rtl.h (add_reg_br_prob_note): Remove prototype.
9483 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9486 * c-common.c (conversion_warning): Remove widening conversions
9487 before checking the conversion of integers to reals.
9489 2010-02-19 Mike Stump <mikestump@comcast.net>
9492 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
9495 * cgraphunit.c (process_function_and_variable_attributes): Check
9496 DECL_PRESERVE_P instead of looking up attribute "used".
9497 * ipa-pure-const.c (check_decl): Likewise.
9498 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
9499 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
9500 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
9501 instead of attribute "used".
9502 * config/sol2-c.c (solaris_pragma_init): Likewise.
9503 (solaris_pragma_fini): Likewise.
9505 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9507 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
9508 Use XCNEW instead of xcalloc.
9509 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
9510 XNEW instead of xmalloc.
9511 (get_fields): Use XNEWVEC instead of xmalloc.
9514 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
9515 populate vars array.
9516 (create_new_general_access): For debug stmts just reset value.
9517 (get_stmt_accesses): For accesses within debug stmts just record them
9518 using add_access_to_acc_sites instead of preventing the peeling or
9519 counting them as accesses.
9522 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
9524 2010-02-19 Richard Guenther <rguenther@suse.de>
9526 PR tree-optimization/42916
9527 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
9530 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
9532 * configure.ac: Replace all uses of changequote in macro arguments
9533 with proper quoting.
9535 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9538 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
9540 2010-02-19 Richard Guenther <rguenther@suse.de>
9542 PR tree-optimization/42944
9543 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
9544 test for aliasing with errno.
9546 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9549 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
9550 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
9551 * dojump.c: Include output.h.
9552 (inv): New inline function.
9553 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
9554 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
9555 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
9556 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
9557 argument, pass it down to other calls.
9558 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
9559 add REG_BR_PROB note to the conditional jump.
9560 * cfgexpand.c (add_reg_br_prob_note): Removed.
9561 (expand_gimple_cond): Don't call it, add the probability
9562 as last argument to jumpif_1/jumpifnot_1.
9563 * Makefile.in (dojump.o): Depend on output.h.
9564 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
9566 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
9567 * stmt.c (do_jump_if_equal): Likewise.
9568 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
9569 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9570 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
9572 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
9573 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
9574 jumpifnot_1 callers.
9575 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
9577 (store_expr): Adjust jumpifnot caller.
9578 (store_constructor): Adjust jumpif caller.
9581 * gimplify.c (gimple_boolify): For __builtin_expect call
9582 gimple_boolify also on its first argument.
9584 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
9586 * configure.ac (gnu-unique-object): Wrap regexps using [] in
9588 (__stack_chk_fail): Ditto. Remove quadrigraphs.
9589 * configure: Regenerated.
9591 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9593 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
9594 lang_hooks.types_compatible_p instead of comptypes.
9596 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9598 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
9599 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
9600 if __prefer_thumb__ is defined.
9602 2010-02-18 Martin Jambor <mjambor@suse.cz>
9604 PR tree-optimization/43066
9605 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
9606 array with zero-sized element type.
9608 2010-02-18 Jakub Jelinek <jakub@redhat.com>
9610 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
9611 rtx, allocate struct var_loc_node here and return it to the
9612 caller, and only if it is actually needed.
9613 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
9614 move it earlier and return immediately if it returns NULL.
9616 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
9618 * config/sparc/gas.h: New file. Restore
9619 TARGET_ASM_NAMED_SECTION to its ELF default.
9620 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
9622 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9623 Likewise. Add ATTRIBUTE_UNUSED to prototype.
9624 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
9625 after sparc/sysv4.h.
9627 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
9629 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
9631 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
9633 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
9634 patterns from predicated pattern.
9636 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
9639 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
9640 for insn mnemonic suffix.
9642 2010-02-17 Richard Guenther <rguenther@suse.de>
9644 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
9647 2010-02-17 Jakub Jelinek <jakub@redhat.com>
9650 * caller-save.c (save_call_clobbered_regs): If BB ends with
9651 a DEBUG_INSN, move any notes in between last real insn and the last
9652 DEBUG_INSN after the last DEBUG_INSN.
9654 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
9656 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
9657 Fix return type. Fix argument type. Explain meaning of return value.
9659 2010-02-16 Richard Guenther <rguenther@suse.de>
9661 PR tree-optimization/41043
9662 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
9663 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
9665 (vrp_visit_phi_node): ... but only for loop PHI nodes.
9667 2010-02-16 Ira Rosen <irar@il.ibm.com>
9669 PR tree-optimization/43074
9670 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
9671 * tree-vect-loop.c (vect_analyze_loop_operations): Add
9672 vectorizable cycles in hybrid SLP check.
9673 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
9675 2010-02-16 Richard Guenther <rguenther@suse.de>
9677 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
9678 (true_dependence): If memrefs_conflict_p computes must-alias
9679 trust it. Move TBAA check after offset-based disambiguation.
9680 (canon_true_dependence): Likewise.
9682 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
9684 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
9685 * doc/invoke.texi: Document it.
9686 * var-tracking.c: Include toplev.h and params.h.
9687 (vt_find_locations): Return bool indicating success. Compute
9688 hash sizes unconditionally. Check new parameter, report.
9689 (variable_tracking_main_1): Check vt_find_locations results and
9690 retry. Renamed from...
9691 (variable_tracking_main): ... this. New wrapper to preserve
9692 flag_var_tracking_assignments.
9693 * Makefile.in (var-tracking.o): Adjust dependencies.
9695 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
9696 Jakub Jelinek <jakub@redhat.com>
9699 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
9700 if weak_import attribute is present.
9701 * config/darwin.c (machopic_select_section): Likewise.
9703 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
9705 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
9706 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
9707 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
9708 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
9710 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
9713 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
9716 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
9717 Rewrite text to refer to the names.
9719 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
9721 * config/i386/i386-builtin-types.def
9722 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
9723 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
9724 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
9725 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
9726 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
9727 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
9728 IX86_BUILTIN_VPERMIL2PS256.
9729 (MULTI_ARG_4_DF2_DI_I): Defined.
9730 (MULTI_ARG_4_DF2_DI_I1): Defined.
9731 (MULTI_ARG_4_SF2_SI_I): Defined.
9732 (MULTI_ARG_4_SF2_SI_I1): Defined.
9733 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
9734 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
9735 __builtin_ia32_vpermil2ps256.
9736 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9737 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9738 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
9739 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9740 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9741 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9742 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9743 CODE_FOR_xop_vpermil2v8sf3.
9744 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9745 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9746 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9747 (_mm256_permute2_pd): New.
9748 (_mm_permute2_ps): New.
9749 (_mm256_permute2_ps): New.
9751 2010-02-15 Nick Clifton <nickc@redhat.com>
9753 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9754 boolean parameters. Use emit_jump_insn when emitting a pop
9755 instruction containing a return insn.
9756 (push): Use 'true' rather than '1' as second parameter to F.
9757 (h8300_expand_prologue): Likewise.
9758 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9759 (h8300_expand_epilogue): Likewise.
9761 2010-02-15 Richard Guenther <rguenther@suse.de>
9764 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9767 2010-02-15 Nick Clifton <nickc@redhat.com>
9769 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9772 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9774 * intl.c (fake_ngettext): New function.
9775 * intl.h (fake_ngettext): Declare.
9776 (ngettext): Define macro.
9777 * collect2.c (notice_translated): New function.
9778 (main): Use notice_translated and ngettext.
9779 * collect2.h (notice_translated): Declare.
9781 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9783 * reorg.c (delete_computation): Comment fixes.
9784 * caller-save.c (setup_save_areas): Idem.
9785 * sel-sched-dump.c (dump_lv_set): Idem.
9788 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9790 * config/s390/s390.c (s390_sched_init): New function.
9791 (TARGET_SCHED_INIT): Target hook defined.
9793 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
9794 Jack Howarth <howarth@bromo.med.uc.edu>
9795 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9798 Partial revert of unintended change in fix for PR41605.
9799 * config/darwin.h: Fix typo.
9800 * config/darwin9.h: Same.
9802 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9804 * c-pch.c (pch_init): Clear v.
9806 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9809 * graphite-scop-detection.c (graphite_can_represent_scev): Call
9810 graphite_can_represent_init for MULT_EXPR.
9812 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9816 * graphite-sese-to-poly.c (remove_phi): New.
9817 (translate_scalar_reduction_to_array): Call remove_phi.
9819 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9822 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
9823 * graphite-clast-to-gimple.h (gloog): Update declaration.
9824 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
9825 * graphite-poly.h (struct poly_bb): Add missing comments.
9826 (struct scop): Add poly_scop_p field.
9828 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
9829 * graphite.c (graphite_transform_loops): Build the polyhedral
9830 representation for each scop before code generation.
9831 * sese.c (rename_variables_in_operand): Removed.
9832 (rename_variables_in_expr): Return the renamed expression.
9833 (rename_sese_parameters): New.
9834 * sese.h (rename_sese_parameters): Declared.
9836 2010-02-11 Richard Guenther <rguenther@suse.de>
9838 PR tree-optimization/42998
9839 * tree-ssa-pre.c (create_expression_by_pieces): Treat
9840 POINTER_PLUS_EXPR properly.
9842 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
9843 Changpeng Fang <changpeng.fang@amd.com>
9846 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
9847 the cost of an IV candidate when the IV is used in a test against zero.
9849 * gcc.dg/tree-ssa/ivopts-3.c: New.
9851 2010-02-11 Richard Guenther <rguenther@suse.de>
9854 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
9855 pointer-vs-decl case by swapping refs. Handle some cases
9856 of pointer-vs-decl disambiguations more conservatively.
9857 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
9858 to false after expanding.
9860 2010-02-11 Richard Guenther <rguenther@suse.de>
9863 * gcc.c (process_command): Handle LTO file@offset case more
9866 2010-02-11 Jakub Jelinek <jakub@redhat.com>
9868 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
9869 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
9871 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
9873 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
9874 if MEM's mode size isn't DWARF2_ADDR_SIZE.
9875 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
9876 Optimize eq/ne comparisons when both arguments are known to be
9878 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
9879 Don't mask operands unnecessarily if they are known to be already
9882 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
9884 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
9887 2010-02-10 Richard Guenther <rguenther@suse.de>
9889 PR tree-optimization/43017
9890 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
9891 for wrapping signed arithmetic.
9893 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9896 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
9897 if no debug info should be emitted for it.
9899 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9901 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
9902 note when flag_exceptions is set.
9904 2010-02-10 Duncan Sands <baldrick@free.fr>
9906 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
9908 2010-02-10 Richard Guenther <rguenther@suse.de>
9911 * tree.c (get_unwidened): Handle constants.
9912 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
9914 2010-02-10 Martin Jambor <mjambor@suse.cz>
9917 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
9918 check for variable argument counts independently.
9920 2010-02-10 Christian Bruel <christian.bruel@st.com>
9923 * config/sh/sh.c (find_barrier): Increase length for non delayed
9924 conditional branches.
9926 2010-02-10 Christian Bruel <christian.bruel@st.com>
9928 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
9930 2010-02-10 Jakub Jelinek <jakub@redhat.com>
9932 * builtins.c (set_builtin_user_assembler_name): Also handle
9933 ffs if int is smaller than word.
9935 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
9938 * ira-conflicts.c (get_dup): Remove.
9939 (process_reg_shuffles): Add new parameter. Use it as an
9940 additional guard for copy generation.
9941 (add_insn_allocno_copies): Rewrite.
9943 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
9945 * common.opt (fsched2-use-traces): Preserved for backward
9947 * doc/invoke.texi: Remove the documentation about option
9948 -fsched2-use-traces.
9949 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
9950 flag_sched2_use_traces.
9951 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
9952 the backward compatibility flag section.
9954 2010-02-09 Richard Guenther <rguenther@suse.de>
9956 PR tree-optimization/43008
9957 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
9958 make HEAP variables initialized from global memory if they
9959 are not known builtin functions.
9960 (find_func_aliases): Adjust.
9962 2010-02-09 Richard Guenther <rguenther@suse.de>
9964 PR tree-optimization/43000
9965 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
9966 arithmetic manually.
9968 2010-02-08 Jakub Jelinek <jakub@redhat.com>
9970 PR tree-optimization/42931
9971 * tree-loop-linear.c (try_interchange_loops): Don't call
9972 double_int_mul if estimated_loop_iterations failed.
9974 2010-02-08 Martin Jambor <mjambor@suse.cz>
9977 * tree-sra.c (build_accesses_from_assign): Do not mark in
9978 should_scalarize_away_bitmap if stmt has volatile ops.
9979 (sra_modify_assign): Do not process assigns piecemeal if if stmt
9982 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
9984 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
9986 2010-02-07 Adam Nemet <adambnmet@gmail.com>
9988 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
9991 2010-02-07 Andrew Pinski <pinskia@gmail.com>
9994 * df-core.c (df_finish_pass): Change type of saved_flags to int.
9996 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
9999 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
10000 to unknown_dependence.
10001 (graphite_legal_transform_dr): Handle the unknown_dependence.
10002 (graphite_carried_dependence_level_k): Same.
10004 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
10006 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
10008 2010-02-07 Richard Guenther <rguenther@suse.de>
10010 PR middle-end/42991
10011 * expr.c (get_inner_reference): Always initialize *pbitsize.
10013 2010-02-07 Richard Guenther <rguenther@suse.de>
10015 PR middle-end/42956
10016 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
10017 new ARRAY_REFs on variable size element or minimal index arrays.
10019 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
10020 gimple_fold_indirect_ref.
10022 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
10025 * arm.c (arm_override_options): Just return if the user has specified
10026 an invalid fpu name.
10028 2010-02-03 Jason Merrill <jason@redhat.com>
10031 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
10032 i386_pe_maybe_record_exported_symbol.
10034 2010-02-05 Steve Ellcey <sje@cup.hp.com>
10037 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
10038 (pa_delegitimize_address): New function.
10040 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
10042 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
10043 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
10045 2010-02-05 Richard Guenther <rguenther@suse.de>
10048 * lto-streamer-in.c (get_resolution): Deal with references
10049 to undefined functions.
10051 2010-02-05 Richard Guenther <rguenther@suse.de>
10053 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
10054 (fold_const_aggregate_ref): Likewise.
10055 (ccp_fold_stmt): Substitute loads.
10056 (maybe_fold_reference): Verify types before substituting.
10058 (fold_gimple_assign): Unshare properly.
10059 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
10061 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
10063 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
10064 for rs6000_gen_cell_microcode.
10066 2010-02-04 Richard Guenther <rguenther@suse.de>
10068 PR rtl-optimization/42952
10069 * dse.c (const_or_frame_p): Remove MEM handling.
10071 2010-02-04 Nick Clifton <nickc@redhat.com>
10073 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
10074 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
10075 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
10076 (mn10300_asm_output_mi_thunk): New function.
10077 (mn10300_can_output_mu_thunk): New function.
10078 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
10079 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
10080 (FUNCTION_ARG): Delete incorrect comment.
10082 2010-02-03 Jason Merrill <jason@redhat.com>
10085 * fold-const.c (operand_equal_p): Handle erroneous types.
10087 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
10089 * config/h8300/h8300.md (can_delay): Fix attibute condition.
10091 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
10093 PR rtl-optimization/42941
10094 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
10097 2010-02-03 Jason Merrill <jason@redhat.com>
10100 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
10102 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
10105 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
10106 (cselib_reset_table): Renamed from...
10107 (cselib_reset_table_with_next_value): ... this.
10108 (cselib_get_next_uid): Renamed from...
10109 (cselib_get_next_unknown_value): ... this.
10110 * cselib.c (next_uid): Renamed from...
10111 (next_unknown_value): ... this.
10112 (cselib_clear_table): Adjust.
10113 (cselib_reset_table): Adjust. Renamed from...
10114 (cselib_reset_table_with_next_value): ... this.
10115 (cselib_get_next_uid): Adjust. Renamed from...
10116 (cselib_get_next_unknown_value): ... this.
10117 (get_value_hash): Use hash.
10118 (cselib_hash_rtx): Likewise.
10119 (new_cselib_val): Adjust. Set and dump uid.
10120 (cselib_lookup_mem): Pass next_uid as hash.
10121 (cselib_subst_to_values): Likewise.
10122 (cselib_log_lookup): Dump uid.
10123 (cselib_lookup): Pass next_uid as hash. Adjust.
10124 (cselib_process_insn): Adjust.
10125 (cselib_init): Initialize next_uid.
10126 (cselib_finish): Adjust.
10127 (dump_cselib_table): Likewise.
10128 * dse.c (canon_address): Dump value uid.
10129 * print-rtl.c (print_rtx): Print value uid.
10130 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
10132 (dv_uid): New function, sort of renamed from...
10133 (dv_htab_hash): ... this, reimplemented in terms of it and...
10134 (dv_uid2hash): ... this. New.
10135 (variable_htab_eq): Drop excess assertions.
10136 (tie_break_pointers): Removed.
10137 (canon_value_cmp): Compare uids.
10138 (variable_post_merge_New_vals): Print uids.
10139 (vt_add_function_parameters): Adjust.
10140 (vt_initialize): Reset table. Adjust.
10142 2010-02-03 Richard Guenther <rguenther@suse.de>
10144 PR tree-optimization/42944
10145 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
10146 (call_may_clobber_ref_p_1): Likewise. Properly handle
10147 malloc and calloc clobbering errno.
10149 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
10151 * doc/invoke.texi: Fix name of sched1 dump.
10153 * opts.c (decode_options): Set flag_tree_switch_conversion
10154 only conditionally on optimize >= 2.
10156 * gcse.c: Assorted comment fixes in pass description.
10158 2010-02-03 Anthony Green <green@moxielogic.com>
10160 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
10161 nop padding in order to maintain alignment of storage location of
10162 target function address.
10163 (moxie_trampoline_init): Store target function address at newly
10165 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
10167 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
10169 2010-02-03 Richard Guenther <rguenther@suse.de>
10171 PR middle-end/42927
10172 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
10174 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10176 * config.gcc: Reenable check for obsolete targets.
10177 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
10178 mips-sgi-irix6.[0-4]*.
10180 2010-02-02 Nick Clifton <nickc@redhat.com>
10182 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
10183 constant size of 4 as being the same as 0.
10184 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
10185 can take values in the range 0..4.
10187 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
10190 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
10191 as _darwin10_Unwind_FindEnclosingFunction().
10192 * libgcc-libsystem.ver: New.
10194 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
10197 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
10198 implicitly set registers.
10200 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
10202 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
10203 (arm_override_options): Allow automatic selection of the thread
10204 pointer register if thumb2.
10205 (legitimize_pic_address): Improve code sequences for Thumb2.
10206 (arm_call_tls_get_addr): Likewise.
10207 (legitimize_tls_address): Likewise.
10208 * arm.md (pic_load_addr_arm): Delete. Replace with ...
10209 (pic_load_addr_32bit): ... this. New named pattern.
10210 * thumb2.md (pic_load_addr_thumb2): Delete.
10211 (pic_load_dot_plus_four): Delete.
10212 (tls_load_dot_plus_four): New named pattern.
10214 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10217 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
10218 Document fix for TLS bug.
10220 2010-01-31 Richard Guenther <rguenther@suse.de>
10222 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
10223 conservatively correct.
10225 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10229 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10231 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10233 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10235 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
10237 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
10239 * config.gcc: Adjust order of makefile fragments for mingw targets.
10241 2010-01-31 Richard Guenther <rguenther@suse.de>
10243 PR middle-end/42898
10244 * gimplify.c (gimplify_init_constructor): For volatile LHS
10245 initialize a temporary.
10247 2010-01-31 Matthias Klose <doko@ubuntu.com>
10249 * configure.ac: Fix __stack_chk_fail check for cross builds configured
10251 * configure: Regenerate.
10253 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
10255 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
10256 the same alias set and their sizes different constantness.
10257 (aliasing_component_refs_p): Revert 2009-10-24 change.
10259 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10261 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
10264 2010-01-29 Richard Guenther <rguenther@suse.de>
10266 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
10267 Assert we successfully updated the call.
10269 2010-01-29 Jakub Jelinek <jakub@redhat.com>
10271 PR rtl-optimization/42889
10272 * df.h (df_set_bb_dirty_nonlr): New prototype.
10273 * df-core.c (df_set_bb_dirty_nonlr): New function.
10274 * df-scan.c (df_insn_rescan): Call it instead of
10275 df_set_bb_dirty for DEBUG_INSNs.
10277 2010-01-29 Richard Guenther <rguenther@suse.de>
10279 PR middle-end/37448
10280 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
10281 quadratic behavior in most cases.
10283 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
10286 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
10287 in the call to gen_x86_movsicc_0_m1.
10289 2010-01-28 Richard Guenther <rguenther@suse.de>
10291 PR tree-optimization/42871
10292 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
10294 2010-01-28 Richard Guenther <rguenther@suse.de>
10296 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
10297 into call arguments.
10299 2010-01-28 Richard Guenther <rguenther@suse.de>
10301 PR middle-end/42883
10302 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
10303 the forwarder if the destination is an EH landing pad.
10305 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
10307 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
10308 block list passed to gimple_duplicate_sese_tail.
10309 (parallelize_loops): Avoid parallelization when the function
10310 has_nonlocal_label.
10311 Avoid parallelization when the preheader is IRREDUCIBLE.
10312 Try to optimize when estimated_loop_iterations_int is unresolved.
10313 Add the loop's location to the dump file.
10314 * tree-cfg.c (add_phi_args_after_redirect): Remove.
10315 (gimple_duplicate_sese_tail): Remove the check for the latch.
10316 Redirect nexits to the exit block.
10317 Remove handling of the incoming edges to the latch.
10318 Redirect the backedge from the copied latch to the exit bb.
10320 2010-01-28 Michael Matz <matz@suse.de>
10323 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
10324 Wrap force_reg into a sequence, emit it before user.
10326 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
10328 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
10330 (arm_legacy_rev): Likewise.
10331 (thumb_legacy_rev): Likewise.
10333 2010-01-27 Jakub Jelinek <jakub@redhat.com>
10335 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
10336 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
10337 on MEM's address failed, try avoid_constant_pool_reference and
10338 recurse if it returned something different.
10339 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
10340 address, try avoid_constant_pool_reference and recurse if it
10341 returned something different.
10342 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
10343 address and avoid_constant_pool_reference returned something
10344 different, don't set have_address.
10346 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
10349 * var-tracking.c (val_store): Add modified argument, obey it.
10351 (count_uses): Move down logging of main.
10352 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
10353 don't need resolution.
10354 (emit_notes_in_bb): Likewise.
10356 2010-01-27 Richard Guenther <rguenther@suse.de>
10358 PR middle-end/42878
10359 * tree-inline.c (remap_decl): Delay remapping of SSA name
10360 default definitions until we need them.
10362 2010-01-27 Jakub Jelinek <jakub@redhat.com>
10364 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
10365 (rs6000_delegitimize_address): New function.
10367 * config/s390/s390.c (s390_delegitimize_address): Call
10368 delegitimize_mem_from_attrs.
10370 PR middle-end/42874
10371 * tree-inline.c (cannot_copy_type_1): Removed.
10372 (copy_forbidden): Don't forbid copying of functions containing
10373 records/unions with variable length fields.
10375 2010-01-27 Christian Bruel <christian.bruel@st.com>
10379 * config/sh/sh.c (find_barrier): Increase length for non delayed
10380 conditional branches.
10382 2010-01-27 Matthias Klose <doko@ubuntu.com>
10384 * configure.ac (gnu-unique-object): Fix ldd version check.
10385 * configure: Regenerate.
10387 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10389 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
10391 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
10392 Test for HAVE_GNU_AS value.
10394 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10396 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
10397 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
10398 INT64_TYPE): Define.
10399 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
10400 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10401 INT_LEAST64_TYPE): Define.
10402 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
10403 UINT_LEAST64_TYPE): Define.
10404 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
10405 INT_FAST64_TYPE): Define.
10406 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10407 UINT_FAST64_TYPE): Define.
10408 (INTMAX_TYPE, UINTMAX_TYPE): Define.
10409 (INTPTR_TYPE, UINTPTR_TYPE): Define.
10410 (SIG_ATOMIC_TYPE): Define.
10412 2010-01-26 Richard Guenther <rguenther@suse.de>
10414 * df-scan.c (df_scan_set_bb_info): Remove assert.
10415 (df_insn_rescan_debug_internal): Merge asserts.
10416 (df_install_ref): Likewise.
10417 (df_mark_reg): Use bitmap_set_range.
10418 (df_hard_reg_used_p): Remove assert.
10419 (df_hard_reg_used_count): Likewise.
10421 2010-01-26 Richard Guenther <rguenther@suse.de>
10423 PR rtl-optimization/42685
10424 * web.c (web_main): Ignore DEBUG_INSNs.
10426 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
10428 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
10430 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
10431 Fix types of fndecl and arglist parameters.
10433 2010-01-26 Richard Guenther <rguenther@suse.de>
10435 PR middle-end/42806
10436 * tree-eh.c (unsplit_eh): Skip debug insns.
10438 2010-01-26 Richard Guenther <rguenther@suse.de>
10440 PR tree-optimization/42250
10441 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
10443 2010-01-26 Jakub Jelinek <jakub@redhat.com>
10446 * omp-low.c (expand_omp_sections): Only use single_pred if
10447 l2_bb is single_pred_p.
10449 2010-01-25 Christian Bruel <christian.bruel@st.com>
10452 * config/sh/sh.c (find_barrier): Increase length for non delayed
10453 conditional branches.
10454 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
10456 2010-01-24 David S. Miller <davem@davemloft.net>
10458 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
10459 define if not using GAS.
10460 * config/sparc/sparc.c (sparc_elf_asm_named_section):
10461 Likewise. Delete SECTION_MERGE code, which is only applicable
10464 2010-01-24 Mark Mitchell <mark@codesourcery.com>
10467 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
10468 mangling of va_list in system headers.
10470 2010-01-23 Toon Moene <toon@moene.org>
10472 * tree-predcom.c (combine_chains): Return NULL, not false.
10474 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
10476 * tree-loop-distribution.c (distribute_loop): Fix declaration and
10477 initialization of variable res to agree with return type.
10479 2010-01-22 Steve Ellcey <sje@cup.hp.com>
10481 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
10482 * tree-sra.c: Add include of expr.h.
10484 2010-01-22 Jakub Jelinek <jakub@redhat.com>
10486 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
10487 insert the debug stmt on the single non-EH edge from the stmt.
10489 2010-01-22 Richard Henderson <rth@redhat.com>
10492 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
10493 the RHS until after generate_subtree_copies has insertted its
10494 code before the current statement.
10496 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
10498 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
10500 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
10502 2010-01-21 Martin Jambor <mjambor@suse.cz>
10504 PR tree-optimization/42585
10505 * tree-sra.c (struct access): New field grp_total_scalarization.
10506 (dump_access): Dump the new field.
10507 (should_scalarize_away_bitmap): New variable.
10508 (cannot_scalarize_away_bitmap): Likewise.
10509 (sra_initialize): Allocate new bitmaps.
10510 (sra_deinitialize): Free new bitmaps.
10511 (create_access_1): New function.
10512 (create_access): Parts moved to create_access_1.
10513 (type_consists_of_records_p): New function.
10514 (completely_scalarize_record): Likewise.
10515 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
10516 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
10517 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
10519 (analyze_all_variable_accesses): Completely scalarize small eligible
10522 2010-01-21 Martin Jambor <mjambor@suse.cz>
10524 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
10526 2010-01-21 Andrew Haley <aph@redhat.com>
10528 * gcc.c (process_command): Move lang_specific_driver before
10529 setting cc_libexec_prefix.
10531 2010-01-21 Richard Guenther <rguenther@suse.de>
10533 PR middle-end/19988
10534 * fold-const.c (negate_expr_p): Pretend only negative
10535 real constants are easily negatable.
10537 2010-01-20 Janis Johnson <janis187@us.ibm.com>
10538 Jason Merrill <jason@redhat.com>
10540 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
10541 (TYPE_TRANSPARENT_AGGR): this, for union and record.
10542 * calls.c (initialize argument_information): Handle it.
10543 * c-common.c (handle_transparent_union_attribute): Use new name.
10544 * c-decl.c (finish_struct): Ditto.
10545 * c-typeck.c (type_lists_compatible_p): Ditto.
10546 (convert_for_assignment): Use new name and also handle record.
10547 * function.c (aggregate_value_p): Handle it.
10548 (pass_by_reference): Ditto.
10549 (assign_parm_data_types): Ditto.
10550 * print-tree.c (print_node): Ditto.
10551 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
10552 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
10553 * tree.c (first_field): New fn.
10555 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10558 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
10559 even when linking statically, for now.
10561 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10564 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
10565 without a cselib val.
10566 (count_uses): Accept MO_VAL_SET with no val on stores.
10567 (add_stores): Likewise.
10569 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10571 * var-tracking.c (check_value_val): Add a compile time assertion.
10572 (dv_is_decl_p): Simplify.
10573 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
10574 gcc_assert if ENABLE_CHECKING.
10576 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10579 * var-tracking.c: Include tree-flow.h.
10580 (mem_dies_at_call): New.
10581 (dataflow_set_preserve_mem_locs): Use it.
10582 (dataflow_set_remove_mem_locs): Likewise.
10583 (dump_var): Renamed from dump_variable. Adjust all callers.
10584 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
10585 * Makefile.in (var-tracking.o): Adjust deps.
10587 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
10589 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
10591 2010-01-20 Richard Guenther <rguenther@suse.de>
10593 PR tree-optimization/42717
10594 * tree-ssa-dce.c (get_live_post_dom): Remove.
10595 (forward_edge_to_pdom): Take an arbitrary edge to copy
10596 degenerate PHI args from.
10597 (remove_dead_stmt): Use the first post-dominator even if it
10598 does not contain live statements as redirection destination.
10600 2010-01-20 Richard Guenther <rguenther@suse.de>
10602 * tree-inline.c (estimate_num_insns): Handle EH builtins.
10604 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10606 * sel-sched.c (create_speculation_check): Remove set but not used
10608 (try_transformation_cache): Remove set but not used variable ds.
10609 (calculate_privileged_insns): Remove set but not used variables
10610 cur_insn and min_spec_insn.
10611 (find_best_expr): Remove set but not used variable avail_n.
10612 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
10614 * cgraphunit.c (assemble_thunk): Remove set but not used variable
10616 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
10617 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
10618 new_scop_exit_edge.
10620 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
10623 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
10624 cpu types. Add support for *-sse3 cpu types.
10625 (x86_64-*-*): Ditto.
10627 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10629 PR middle-end/42803
10630 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
10631 argument, call initializer_constant_valid_p_1 instead of
10632 initializer_constant_valid_p, pass CACHE to it, return NULL
10633 immediately if first call returns NULL.
10634 (initializer_constant_valid_p_1): New function.
10635 (initializer_constant_valid_p): Use it.
10637 2010-01-20 Thomas Quinot <quinot@adacore.com>
10639 * tree.def (PLACEHOLDER_EXPR): Fix comment.
10641 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10643 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
10644 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
10645 (loc_list_from_tree): Don't handle unsigned division. Handle
10646 signed modulo using DW_OP_{over,over,div,mul,minus}.
10647 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
10648 modulo instead of signed.
10650 2010-01-20 DJ Delorie <dj@redhat.com>
10652 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
10654 (h8300_emit_stack_adjustment): Propogate it.
10656 (h8300_expand_prologue): Likewise.
10657 (h8300_expand_epilogue): Likewise.
10659 2010-01-19 Michael Matz <matz@suse.de>
10661 PR tree-optimization/41783
10662 * tree-data-ref.c (toplevel): Include flags.h.
10663 (dump_data_dependence_relation): Also dump the inputs if the
10664 result will be unknown.
10665 (split_constant_offset_1): Look through some conversions.
10666 * tree-predcom.c (determine_roots_comp): Restart a new chain if
10667 the offset from last element is too large.
10668 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
10669 (reassociate_to_the_same_stmt): Handle vector registers.
10670 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
10671 (e.g. conversions).
10672 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
10673 wide_prolog_niters argument, emit widening instructions.
10674 (vect_do_peeling_for_alignment): Adjust caller, use widened
10675 variant of the iteration cound.
10676 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
10678 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10681 * config/arm/neon-testgen.m (emit_automatics): New parameter
10682 features. Adjust for Fixed_return_reg feature.
10683 (test_intrinsic): Call emit_automatics with new feature.
10684 * config/arm/neon.ml: Update copyright years.
10685 (features): New Fixed_return_reg feature.
10686 (ops): Update feature for Vget_low.
10688 2010-01-19 Jakub Jelinek <jakub@redhat.com>
10690 PR tree-optimization/42719
10691 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
10695 * fwprop.c (all_uses_available_at): Return false if def_set dest
10696 is a REG that is used in def_insn.
10698 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
10700 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
10702 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
10703 Add argument names.
10705 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
10707 * target.h (struct gcc_target) <secondary_reload>: Change type
10708 of last argument to secondary_reload_info *.
10710 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
10713 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
10714 memory references with unaligned offsets. Remove CQImode handling.
10715 (unaligned_memory_operand): Return 1 for memory references with
10716 unaligned offsets. Remove CQImode handling.
10718 2010-01-18 Richard Guenther <rguenther@suse.de>
10720 PR middle-end/39954
10721 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
10724 2010-01-18 Richard Guenther <rguenther@suse.de>
10726 PR tree-optimization/42781
10727 * tree-ssa-structalias.c (find_what_var_points_to): Skip
10728 restrict processing only if the original variable was artificial.
10730 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
10732 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
10733 find number of popped argument bytes.
10735 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
10736 Fix the text that describes the return value for invalid insns.
10738 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10740 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10741 Clarify what 'cost of the -dependence' is. Fix quoting.
10743 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10744 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10746 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10748 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10749 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10751 2010-01-17 Richard Guenther <rguenther@suse.de>
10753 PR middle-end/42248
10754 * function.c (split_complex_args): Take a VEC to modify.
10755 (assign_parms_augmented_arg_list): Build a VEC instead of
10756 a chain of PARM_DECLs.
10757 (assign_parms_unsplit_complex): Take a VEC of arguments.
10758 Do not fixup unmodified parms.
10759 (assign_parms): Deal with the VEC.
10760 (gimplify_parameters): Likewise.
10762 2010-01-17 Richard Guenther <rguenther@suse.de>
10764 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10765 node existence check.
10766 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10767 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10768 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10769 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10770 (gimple_execute_on_growing_pred): Likewise.
10772 2010-01-17 Richard Guenther <rguenther@suse.de>
10774 PR tree-optimization/42773
10775 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10776 (compute_antic_aux): Likewise.
10777 (compute_partial_antic_aux): Likewise.
10779 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10782 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10785 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
10787 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
10790 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
10791 Fix markup for strict argument.
10793 (TARGET_SCHED_REORDER2): Fix argument types.
10795 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
10796 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
10798 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
10799 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
10801 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
10804 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
10805 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
10806 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
10807 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
10808 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
10810 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
10812 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
10814 (TARGET_ASM_RELOC_RW_MASK): Add return type.
10815 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
10817 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
10819 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
10822 (TARGET_ASM_NAMED_SECTION): Fix argument list.
10824 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
10825 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
10827 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
10829 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
10831 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
10832 referring to it. Fix language.
10834 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
10836 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
10838 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
10840 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
10842 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
10843 '@var{stream}. Remove stray 'and'.
10845 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
10847 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
10849 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
10851 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
10852 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
10854 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
10855 Fix description of return value.
10856 Rename argument "sz" to "len."
10858 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
10859 Clarify meaning of 'true' return value.
10861 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
10863 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
10864 rep_mode versus mode_rep.
10866 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
10868 (TARGET_BUILTIN_DECL): Fix name.
10870 (TARGET_COMMUTATIVE_P): Fix type of first argument.
10872 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
10874 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
10876 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
10878 (TARGET_RELAXED_ORDERING): Use @deftypevr.
10880 (TARGET_GET_DRAP_RTX): Note that this is a hook.
10883 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
10884 Rename argument tm_fn to md_fn.
10886 (TARGET_OPTION_PRINT): Fix argument list.
10888 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
10891 * config/i386/i386.c (ix86_fixup_binary_operands):
10892 Revert FMA4 fixup of operands.
10894 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10897 * Makefile.in (write_entries_to_file, install-plugin):
10898 Use \012 instead of \n with tr.
10900 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
10902 * configure.ac (HAVE_AS_REF): New C macro.
10903 * configure: Regenerate.
10904 * config.in: Likewise.
10905 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
10907 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
10910 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
10912 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
10914 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
10916 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
10918 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
10920 (TARGET_IN_SMALL_DATA_P): Fix argument type.
10922 (TARGET_BINDS_LOCAL_P): Fix argument type.
10924 (TARGET_ASM_FILE_END): Use prototype.
10926 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
10928 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
10930 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
10932 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
10934 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
10935 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
10937 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
10938 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
10940 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
10941 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
10942 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
10943 (TARGET_ADDR_SPACE_CONVERT): Likewise.
10945 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
10947 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
10949 (TARGET_INIT_BUILTINS): Use prototype.
10951 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10952 Put 'const char *' in braces. Fix parameter types.
10953 (TARGET_INVALID_CONVERSION): Fix parameter types.
10954 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
10955 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
10957 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
10960 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
10962 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
10964 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
10966 * doc/tm.texi (TARGET_HELP): Fix return type.
10968 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
10969 in braces. Fix argument types.
10971 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
10973 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
10975 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
10977 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
10978 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
10980 (TARGET_MANGLE_TYPE): Fix argument types.
10982 (TARGET_IRA_COVER_CLASSES): Use prototype.
10984 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
10986 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
10988 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
10990 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
10992 (TARGET_CALLEE_COPIES): Fix argument types.
10994 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
10996 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
10998 (TARGET_FUNCTION_VALUE): Fix argument types.
11000 (TARGET_RETURN_IN_MSB): Fix argument type.
11002 (TARGET_RETURN_IN_MEMORY): Fix argument types.
11004 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
11006 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
11008 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
11009 agree with return type.
11011 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
11013 2010-01-15 Jing Yu <jingyu@google.com>
11015 PR rtl-optimization/42691
11016 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
11017 a pseudo to a constant and are merged, and adjust comments.
11019 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
11021 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
11023 2010-01-15 Richard Guenther <rguenther@suse.de>
11025 PR middle-end/42739
11026 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
11027 labels of computed or non-local gotos to the destination.
11028 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
11029 landing pad label is the first label.
11031 2010-01-15 Richard Guenther <rguenther@suse.de>
11033 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
11035 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11038 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
11039 to allow generation of the xssqrtdp instruction on power7.
11040 (sqrtdf2_fpr): Ditto.
11042 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11044 PR middle-end/42674
11045 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
11046 functions with noreturn attribute.
11049 * varasm.c (declare_weak): Add weak attribute to decl if it
11050 doesn't have one already.
11051 (assemble_external): Only add decls to weak_decls if they also
11052 have weak attribute.
11054 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
11056 * var-tracking.c (var_reg_delete): Don't delete the association
11057 between REGs and values or one-part variables if the register
11060 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11063 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
11064 because its first operand is a non-localized variable.
11066 2010-01-14 Martin Jambor <mjambor@suse.cz>
11068 PR tree-optimization/42706
11069 * tree-sra.c (encountered_recursive_call): New variable.
11070 (encountered_unchangable_recursive_call): Likewise.
11071 (sra_initialize): Initialize both new variables.
11072 (callsite_has_enough_arguments_p): New function.
11073 (scan_function): Call decl and flags check only for IPA-SRA, check
11074 whether there is a recursive call and whether it has enough arguments.
11075 (all_callers_have_enough_arguments_p): New function.
11076 (convert_callers): Look for recursive calls only when
11077 encountered_recursive_call is set.
11078 (ipa_early_sra): Bail out either if
11079 !all_callers_have_enough_arguments_p or
11080 encountered_unchangable_recursive_call.
11082 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11084 * sel-sched.c: Add 2010 to copyright years.
11085 * sel-sched-ir.c: Likewise.
11086 * sel-sched-ir.h: Likewise.
11088 2010-01-14 Martin Jambor <mjambor@suse.cz>
11090 PR tree-optimization/42714
11091 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
11092 constructors specially.
11094 2010-01-14 Andi Kleen <ak@linux.intel.com>
11096 * config/i386/drivers-i386.c (detect_caches_intel):
11097 Add l2sizekb parameter and fill in.
11098 (host_detect_local_cpu): Add l2sizekb, fill in.
11099 Add Atom small cache heuristic.
11101 2010-01-14 Andi Kleen <ak@linux.intel.com>
11103 * config/i386/drivers-i386.c (detect_caches_cpuid4):
11104 Add level3 parameter and fill in.
11105 (detect_caches_intel): Handle level3 cache.
11107 2010-01-14 Andi Kleen <ak@linux.intel.com>
11109 * config/i386/drivers-i386.c (host_detect_local_cpu):
11110 Fix core duo detection.
11112 2010-01-14 Andi Kleen <ak@linux.intel.com>
11114 * config/i386/drivers-i386.c (host_detect_local_cpu):
11115 Fix Atom detection.
11117 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11119 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
11120 (rs6000_variable_issue_1): this. Use...
11121 (rs6000_variable_issue): here. Reimplement. Print debug info.
11123 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11125 * sel-sched-ir.c (sel_restore_other_notes): Rename to
11126 sel_restore_notes. Update all callers. Call reemit_notes
11129 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11131 PR rtl-optimization/42246
11132 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
11135 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11137 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
11138 all successors is the same as number of successors in current region.
11140 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11142 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
11143 to rename is not separable. Otherwise check that its LHS is not NULL.
11145 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11147 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
11149 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11151 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
11152 available registers when failed to discover LHS register class.
11153 Fix indentation. Update comment.
11155 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11156 Alexander Monakov <amonakov@ispras.ru>
11158 PR rtl-optimization/42389
11159 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
11161 (advance_state_on_fence): Likewise.
11162 (sel_target_adjust_priority): Print debug output only when
11163 sched_verbose >= 4, not 2.
11164 (get_expr_cost): Do not issue all unique insns on the next cycle.
11165 (fill_insns): Initialize can_issue_more from the value saved
11167 * sel-sched-ir.c (flist_add): New parameter issue_more.
11168 Init FENCE_ISSUE_MORE with it.
11169 (merge_fences): Likewise.
11170 (init_fences): Update call to flist_add.
11171 (add_to_fences, add_clean_fence_to_fences)
11172 (add_dirty_fence_to_fences): Likewise.
11173 (move_fence_to_fences): Update call to merge_fences.
11174 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
11176 * sel-sched-ir.h (struct _fence): New field issue_more.
11177 (FENCE_ISSUE_MORE): New accessor macro.
11179 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11181 PR rtl-optimization/42388
11182 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
11183 that have no predecessors nor successors. Do not call move_bb_info
11184 for empty blocks outside of current region.
11186 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11188 PR rtl-optimization/42294
11189 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
11190 * sel-sched.c (move_exprs_to_boundary): Transitively add all
11191 originators' originators.
11193 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11195 PR rtl-optimization/39453
11196 PR rtl-optimization/42246
11197 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
11199 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
11201 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11202 Alexander Monakov <amonakov@ispras.ru>
11204 PR middle-end/42245
11205 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
11206 (maybe_tidy_empty_bb): ... here. Make static. Add new
11207 argument. Update all callers.
11208 (tidy_control_flow): ... and here. Recompute topological order
11209 of basic blocks in region if necessary.
11210 (sel_redirect_edge_and_branch): Change return type. Return true
11211 if topological order might have been invalidated.
11212 (purge_empty_blocks): Export and move from...
11213 * sel-sched.c (purge_empty_blocks): ... here.
11214 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
11215 (maybe_tidy_empty_bb): Delete prototype.
11216 (purge_empty_blocks): Declare.
11218 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11220 PR rtl-optimization/42249
11221 * sel-sched.c (try_replace_dest_reg): When chosen register
11222 and original register is the same, do not bail out early, but
11223 still check all original insns for validity of replacing destination
11224 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
11227 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11230 Port from no-undefined-overflow branch:
11231 2009-03-09 Richard Guenther <rguenther@suse.de>
11233 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
11235 2010-01-14 Richard Guenther <rguenther@suse.de>
11238 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
11240 2010-01-14 Ira Rosen <irar@il.ibm.com>
11242 PR tree-optimization/42709
11243 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
11244 as scalar type in creation of constant vector operand.
11246 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11249 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
11250 (check-parallel-%): Match `testsuite' directory component only
11253 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
11255 PR translation/39521
11256 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
11259 2010-01-13 Richard Guenther <rguenther@suse.de>
11261 PR tree-optimization/42730
11262 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
11265 2010-01-13 Steve Ellcey <sje@cup.hp.com>
11268 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
11269 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
11272 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
11274 * config/bfin/libgcc-bfin.ver: Regenerate based on current
11275 libgcc-std.ver. Add entries for ___smulsi3_highpart and
11276 ___umulsi3_highpart.
11278 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
11279 rather than schedule_insns if the pass is enabled.
11281 2010-01-13 Martin Jambor <mjambor@suse.cz>
11283 PR tree-optimization/42704
11284 * tree-sra.c (sra_modify_assign): Do not delete assignments to
11287 2010-01-13 Martin Jambor <mjambor@suse.cz>
11289 PR tree-optimization/42703
11290 * tree-sra.c (analyze_access_subtree): Check that we can build a
11291 reference to the original data within the aggregate.
11293 2010-01-13 Richard Guenther <rguenther@suse.de>
11295 PR tree-optimization/42705
11296 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
11298 2010-01-13 Richard Guenther <rguenther@suse.de>
11300 PR middle-end/42716
11301 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
11303 2010-01-13 Jakub Jelinek <jakub@redhat.com>
11306 * var-tracking.c (values_to_unmark): New variable.
11307 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
11308 values_to_unmark vector. Moved body to...
11309 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
11310 instead queue it into values_to_unmark vector.
11311 (vt_find_locations): Free values_to_unmark vector.
11313 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
11315 * config/s390/s390.c (override_options): Set
11316 default of max-pending-list-length to 256
11318 2010-01-13 Richard Guenther <rguenther@suse.de>
11321 * tree-pass.h (PROP_gimple_lcx): New.
11322 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
11323 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
11324 before the final cleanup_eh.
11325 (dump_properties): Dump PROP_gimple_lcx.
11326 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
11327 (tree_lower_complex_O0): Remove.
11328 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
11329 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
11330 tree_lower_complex, schedule TODO_update_ssa.
11331 * lto-streamer-out.c (output_function): Stream the functions
11333 * lto-streamer-in.c (input_function): Likewise.
11334 (lto_read_body): Do not override them here.
11336 2010-01-12 Joseph Myers <joseph@codesourcery.com>
11339 * c-typeck.c (build_c_cast): Fold value cast to union type before
11340 wrapping it in a CONSTRUCTOR.
11342 2010-01-12 Jakub Jelinek <jakub@redhat.com>
11344 PR rtl-optimization/42699
11345 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
11348 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11350 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
11351 SUBTARGET_WARN_UNUSED_SPEC): Move ...
11352 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
11353 SUBTARGET_WARN_UNUSED_SPEC): ... here
11354 * config/mips/iris5.h (LIBGCC_SPEC): Define.
11356 2010-01-12 Julian Brown <julian@codesourcery.com>
11358 * config/arm/neon-schedgen.ml (Utils): Don't try to
11359 open missing module.
11360 (find_with_result): New.
11362 2010-01-12 Jakub Jelinek <jakub@redhat.com>
11365 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
11366 sharing when canonicalizing ({lt,ge}u (plus a b) b).
11368 PR tree-optimization/42645
11369 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
11370 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
11371 decl_map, set processing_debug_stmt to -1 and return name without
11374 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
11376 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
11377 binutils version, and reword target configuration description.
11379 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
11381 * config/avr/avr.h (LINKER_NAME): Remove.
11383 2010-01-11 Janis Johnson <janis187@us.ibm.com>
11386 * config/rs6000/rs6000.c (rs6000_override_options): On targets
11387 that support VSX, warn for -mno-altivec if vsx is not disabled,
11390 2010-01-11 Joseph Myers <joseph@codesourcery.com>
11391 Shujing Zhao <pearly.zhao@oracle.com>
11393 PR translation/42469
11394 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
11395 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
11396 character between option name and help text.
11397 * c.opt (imultilib): Likewise.
11399 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
11401 * lto-streamer-out.c (output_unreferenced_globals): Output static
11404 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
11406 PR rtl-optimization/42621
11407 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
11408 optimizing for size.
11409 (duplicate_computed_gotos): Remove now-redundant check.
11411 2010-01-10 Steve Ellcey <sje@cup.hp.com>
11414 * configure.ac: Save and restore LDFLAGS and LIBS
11415 * configure: Regenerate.
11417 2010-01-10 Richard Guenther <rguenther@suse.de>
11419 PR middle-end/42667
11420 * builtins.c (fold_builtin_strlen): Add type argument and
11421 convert the resulting length to it.
11422 (fold_builtin_1): Adjust.
11424 2010-01-09 Jakub Jelinek <jakub@redhat.com>
11426 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
11427 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
11429 (num_insns_constant_wide): Adjust for that change.
11431 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11434 * web.c (union_defs): Add used argument, to combine uses of
11435 uninitialized regs.
11436 (entry_register): Adjust type and tests of used argument.
11437 (web_main): Widen used for new use. Pass it to union_defs.
11438 * df.h (union_defs): Adjust prototype.
11440 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11443 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
11444 uses in new incoming argument. Free body.
11445 (reset_debug_uses_in_loop): New.
11446 (analyze_insn_to_expand_var): Call the latter if the former found
11447 anything. Fix whitespace. Reject invalid dest overlaps before
11448 going through all insns in the loop.
11450 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11453 * haifa-sched.c (dying_use_p): Debug insns don't count.
11455 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11457 PR middle-end/42363
11458 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
11459 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
11460 (verify_gimple_call): Reject LHS in noreturn calls.
11462 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11466 * tree-vect-loop-manip.c (adjust_info): New type.
11467 (adjust_vec): New pointer to vector.
11468 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
11469 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
11470 (slpeel_update_phis_for_duplicate_loop): Use them.
11471 (slpeel_update_phi_nodes_for_guard1): Likewise.
11472 (slpeel_update_phi_nodes_for_guard2): Likewise.
11473 (slpeel_tree_peel_loop_to_edge): Likewise.
11474 (vect_update_ivs_after_vectorizer): Likewise.
11476 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11478 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
11479 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11481 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11483 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
11484 bogus uninitialized warning.
11486 2010-01-09 Richard Guenther <rguenther@suse.de>
11488 PR middle-end/42512
11489 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
11490 the evolution is compatible with the initial condition.
11492 2010-01-09 Jakub Jelinek <jakub@redhat.com>
11494 * gcc.c (process_command): Update copyright notice dates.
11495 * gcov.c (print_version): Likewise.
11496 * gcov-dump.c (print_version): Likewise.
11497 * mips-tfile.c (main): Likewise.
11498 * mips-tdump.c (main): Likewise.
11500 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
11503 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
11505 (rotlhi3_8): Delete.
11507 (rotlsi3_8): Delete.
11508 (rotlsi3_16): Delete.
11509 (rotlsi3_24): Delete.
11510 (rotl<mode>3): New.
11511 (*rotw<mode>3): New.
11512 (*rotb<mode>3): New.
11513 * config/avr/avr.c (avr_rotate_bytes): New function.
11514 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
11516 2010-01-08 Steve Ellcey <sje@cup.hp.com>
11519 * configure.ac: Modify -rdynamic check.
11520 * configure: Regenerate.
11522 2010-01-08 DJ Delorie <dj@redhat.com>
11524 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
11525 register popping order.
11527 2010-01-08 Richard Guenther <rguenther@suse.de>
11530 * c.opt (fsigned-char): Also let LTO handle this option.
11531 (funsigned-char): Likewise.
11533 2010-01-07 Richard Guenther <rguenther@suse.de>
11535 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
11536 (gimple_op): Likewise.
11537 (gimple_op_ptr): Likewise.
11538 (gimple_assign_set_lhs): Remove gcc_assert.
11539 (gimple_assign_set_rhs1): Likewise.
11540 (gimple_assign_set_rhs2): Likewise.
11541 (gimple_call_set_lhs): Likewise.
11542 (gimple_call_set_fn): Likewise.
11543 (gimple_call_set_fndecl): Likewise.
11544 (gimple_call_fndecl): Likewise.
11545 (gimple_call_return_type): Likewise.
11546 (gimple_call_set_chain): Likewise.
11547 (gimple_call_num_args): Likewise.
11548 (gimple_call_set_arg): Likewise.
11549 (gimple_cond_set_code): Likewise.
11550 (gimple_cond_set_lhs): Likewise.
11551 (gimple_cond_set_rhs): Likewise.
11552 (gimple_cond_set_true_label): Likewise.
11553 (gimple_cond_set_false_label): Likewise.
11554 (gimple_label_set_label): Likewise.
11555 (gimple_goto_set_dest): Likewise.
11556 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
11557 (gimple_debug_bind_get_value): Likewise.
11558 (gimple_debug_bind_get_value_ptr): Likewise.
11559 (gimple_debug_bind_set_var): Likewise.
11560 (gimple_debug_bind_set_value): Likewise.
11561 (gimple_debug_bind_reset_value): Likewise.
11562 (gimple_debug_bind_has_value_p): Likewise.
11563 (gimple_return_retval_ptr): Remove gcc_assert.
11564 (gimple_return_retval): Likewise.
11565 (gimple_return_set_retval): Likewise.
11566 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
11567 (safe_referenced_var_iterator): Remove.
11568 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
11569 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
11570 (fill_referenced_var_vec): Remove.
11571 (first_readonly_imm_use): Remove redundant gcc_assert.
11572 (phi_arg_index_from_use): Combine gcc_asserts.
11573 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
11574 (first_imm_use_stmt): Remove redundant gcc_assert.
11575 * tree-cfg.c (verify_gimple_call): Verify function and chain
11576 operands. Verify arguments.
11577 (verify_types_in_gimple_stmt): Verify condition code and labels.
11579 2010-01-07 Richard Guenther <rguenther@suse.de>
11581 PR tree-optimization/42641
11582 * sese.c (rename_map_elt_info): Use the SSA name version, do
11585 2010-01-07 Jakub Jelinek <jakub@redhat.com>
11587 PR tree-optimization/42625
11588 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
11589 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
11591 2010-01-07 Duncan Sands <baldrick@free.fr>
11593 * Makefile.in (PLUGIN_HEADERS): Add version.h.
11595 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
11598 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
11599 note itself is not function_invariant_p.
11601 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
11603 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
11604 Do not add the DF_NOTE problem.
11605 * store-motion.c (execute_rtl_store_motion): Likewise.
11607 2010-01-07 Martin Jambor <mjambor@suse.cz>
11609 PR tree-optimization/42157
11610 * tree-sra.c (compare_access_positions): Stabilize sort if both
11611 accesses have integer types, return zero immediately if they are the
11614 2010-01-06 Richard Henderson <rth@redhat.com>
11616 PR middle-end/41883
11617 * haifa-sched.c (add_to_note_list): Merge into ...
11618 (concat_note_lists): ... here, and ...
11619 (unlink_other_notes, rm_other_notes): Merge into...
11620 (remove_notes): ... here. Create REG_SAVE_NOTEs for
11621 NOTE_INSN_EPILOGUE_BEG.
11623 2010-01-06 Richard Guenther <rguenther@suse.de>
11625 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
11626 not inline regular functions into always-inline functions.
11628 2010-01-06 Nick Clifton <nickc@redhat.com>
11630 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
11631 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
11633 (OVERRIDE_OPTIONS): Delete.
11634 (OPTIMIZATION_OPTIONS): Define.
11635 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
11636 * config/rx/rx.c (rx_handle_option): Issue an error message if
11637 -mcpu=rx200 and -fpu are used together.
11638 (rx_set_optimization_options): New function. Issue an error
11639 message if an optimization attribute attempts to reset the FPU/
11640 math optimization pairing.
11641 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
11642 * config/rx/rx.opt: Set the default to 32-bit doubles.
11643 * config/rx/t-rx: Add multilibs for -nofpu option.
11644 * doc/invoke.texi: Update documentation of RX options.
11646 2010-01-06 Richard Guenther <rguenther@suse.de>
11648 * tree-ssa-pre.c (name_to_id): New global.
11649 (alloc_expression_id): Simplify SSA name handling.
11650 (lookup_expression_id): Likewise.
11651 (init_pre): Zero name_to_id.
11652 (fini_pre): Free it.
11654 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
11656 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
11658 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
11661 * config/i386/sse.md (smaxv2di3): New.
11662 (umaxv2di3): Likewise.
11663 (sminv2di3): Likewise.
11664 (uminv2di3): Likewise.
11666 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
11669 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
11670 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
11671 (legitimize_tls_address): Likewise.
11672 (sparc_tls_referenced_p): Likewise.
11673 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
11674 and adjust calls to legitimize_pic_address.
11675 (legitimate_constant_p) Use sparc_tls_referenced_p.
11676 (legitimate_pic_operand_p): Likewise.
11677 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
11678 (sparc_tls_symbol_ref_1): Delete.
11679 (sparc_tls_referenced_p): Make static, recognize specific patterns.
11680 (legitimize_tls_address): Make static, handle CONST patterns.
11681 (legitimize_pic_address): Make static, remove unused parameter and
11682 adjust recursive calls.
11683 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
11684 and adjust call to legitimize_pic_address.
11685 (sparc_output_mi_thunk): Likewise.
11687 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
11688 H.J. Lu <hongjiu.lu@intel.com>
11691 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
11692 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
11693 operands to make them signed.
11696 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11699 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11700 GTU to GT for V4SI and V2DI.
11702 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11703 (umin<mode>3): Removed.
11705 (uminv4si3): Likewise.
11707 2010-01-05 Martin Jambor <mjambor@suse.cz>
11709 PR tree-optimization/42462
11710 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
11711 current_function_decl to helper functions and macros.
11713 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11716 * flags.h: Don't include real.h.
11717 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
11718 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
11719 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
11720 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
11721 * dominance.c: Update copyright.
11722 * gimple.c (walk_gimple_op): Remove inline.
11723 * tree-ssa-reassoc.c: Include real.h.
11724 * Makefile.in (FLAGS_H): Remove $(REAL_H).
11725 (tree-ssa-reassoc.o): Depend on $(REAL_H).
11727 2010-01-05 Nick Clifton <nickc@redhat.com>
11729 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
11730 register to push into the stack frame when the accumulator has to
11731 be saved during interrupts.
11733 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
11735 * doc/invoke.texi: Remove the documentation about option
11736 -Wunreachable-code.
11737 * common.opt (Wunreachable-code): Preserved for backward
11739 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11740 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11741 the backward compatibility flag section.
11743 2010-01-05 Richard Guenther <rguenther@suse.de>
11745 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11747 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11750 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11752 PR tree-optimization/42508
11753 * tree-sra.c (convert_callers): Check for recursive call
11754 by comparing cgraph nodes instead of decls.
11755 (modify_function): Call ipa_modify_formal_parameters also
11756 on all same_body aliases.
11758 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11759 cgraph nodes when checking for same_body aliases.
11761 2010-01-05 Richard Guenther <rguenther@suse.de>
11763 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11764 allocation and lookup.
11765 (get_or_alloc_expr_for_constant): Likewise.
11766 (phi_translate): Sink allocation.
11768 2010-01-04 Richard Guenther <rguenther@suse.de>
11770 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11771 a new entry only if needed.
11772 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11773 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11775 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11777 (phi_translate): Handle CONSTANTs early.
11779 2010-01-04 Martin Jambor <mjambor@suse.cz>
11781 PR tree-optimization/42398
11782 * tree-sra.c (struct access): Removed flag grp_different_types.
11783 (dump_access): Do not dump the removed flag.
11784 (sort_and_splice_var_accesses): Do not set the removed flag.
11785 (sra_modify_expr): Check for type compatibility directly.
11787 2010-01-04 Martin Jambor <mjambor@suse.cz>
11789 PR tree-optimization/42366
11790 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
11791 edges with variable number of parameters.
11792 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
11793 flag instead of asserting it.
11794 (ipa_read_node_info): Read uses_analysis_done flag.
11796 2010-01-04 Richard Guenther <rguenther@suse.de>
11798 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
11799 iterative_hash_* as intended.
11800 (vn_reference_compute_hash): Likewise. Simplify hashing
11802 (vn_reference_lookup_2): Likewise.
11803 (vn_nary_op_compute_hash): Likewise.
11804 (vn_phi_compute_hash): Likewise.
11805 (expressions_equal_p): Remove strange code.
11806 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
11807 (pre_expr_hash): Likewise. Simplify hashing SSA names.
11808 (bitmap_insert_into_set_1): Take value-id as parameter.
11809 (add_to_value): Pass it.
11810 (bitmap_insert_into_set): Likewise.
11811 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
11813 2010-01-04 Jakub Jelinek <jakub@redhat.com>
11816 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
11817 (do_self_spec): For switches with SWITCH_IGNORE set set also
11818 SWITCH_IGNORE_PERMANENTLY.
11819 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
11822 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
11824 * lto-streamer-out.c (output_unreferenced_globals): Output the full
11825 tree of an unreferenced global var.
11827 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11830 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11831 GTU to GT for V4SI and V2DI.
11833 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11834 (umin<mode>3): Removed.
11836 (uminv4si3): Likewise.
11838 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11841 * collect2.c (main): Turn on trace in collect2 if -v is passed
11844 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
11846 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
11847 description of expression operand.
11849 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
11851 * configure.ac: Add install-html to target_list for Make-hooks.
11852 * configure: Regenerate.
11853 * fortran/Make-lang.in (F95_HTMLFILES): New.
11854 (fortran.html): Use it.
11855 (fortran.install-html): New.
11856 * Makefile.in (install-html): Add lang.install-html.
11857 * java/Make-lang.in (JAVA_HTMLFILES): New.
11858 (java.html): Use it.
11859 (java.install-html): New.
11860 * objc/Make-lang.in (objc.install-html): New.
11861 * objcp/Make-lang.in (obj-c++.install-html): New.
11862 * cp/Make-lang.in (c++.install-html): New.
11863 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
11864 * lto/Make-lang.in (lto.install-html): New.
11866 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11869 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
11871 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
11873 PR rtl-optimization/41862
11874 * store-motion.c (store_killed_in_insn, compute_store_table,
11875 remove_reachable_equiv_notes, replace_store_insn,
11876 build_store_vectors): Ignore all DEBUG_INSNs.
11878 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
11881 * common.opt: Add dumpdir.
11883 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
11885 (option_map): Add --dumpdir.
11887 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
11889 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
11891 * opts.c (decode_options): Try dump_dir_name first if
11892 dump_base_name isn't an absolute path.
11893 (common_handle_option): Handle OPT_dumpdir.
11895 * toplev.c (dump_dir_name): New.
11896 (print_switch_values): Also ignore -dumpdir.
11898 * toplev.h (dump_dir_name): New.
11900 2010-01-03 Richard Guenther <rguenther@suse.de>
11902 PR tree-optimization/42589
11903 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
11904 double-word expansion of bswap32.
11906 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
11908 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
11909 with BLOCK_FOR_INSN.
11910 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
11911 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
11912 noce_process_if_block): Likewise.
11913 * gcse.c (compute_local_properties, insert_expr_in_table,
11914 insert_set_in_table, canon_list_insert, find_avail_set,
11915 pre_insert_copy_insn): Likewise.
11917 * basic-block.h (BLOCK_NUM): Move from here...
11918 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
11920 2010-01-03 Richard Guenther <rguenther@suse.de>
11922 PR tree-optimization/42438
11923 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
11924 contains_may_not_return_call flag.
11925 (BB_MAY_NOTRETURN): New.
11926 (valid_in_sets): Trapping nary operations are not valid
11927 in blocks that may not return.
11928 (insert_into_preds_of_block): Remove check for trapping expressions.
11929 (compute_avail): Compute also BB_MAY_NOTRETURN.
11931 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
11933 * doc/invoke.texi: Add 2010 to copyright years.
11935 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
11937 * config/sparc/sparc.c: Fix formatting nits.
11939 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
11940 Alexander Monakov <amonakov@ispras.ru>
11942 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
11944 2010-01-02 Richard Guenther <rguenther@suse.de>
11946 PR middle-end/42577
11947 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
11948 (simplify_switch_using_ranges): Mark to be removed edges
11951 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11953 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
11955 * collect2.c (scan_libraries): Add missing argument in call to
11958 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
11961 * config/alpha/predicates.md (aligned_memory_operand): Return false
11963 (unaligned_memory_operand): Return true for CQImode.
11964 * config/alpha/alpha.c (get_aligned_mem): Assert that location
11965 doesn not cross aligned SImode word boundary.
11967 2010-01-02 Anatoly Sokolov <aesok@post.ru>
11969 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
11971 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
11972 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
11974 2010-01-02 Richard Guenther <rguenther@suse.de>
11977 * toplev.c (compile_file): Emit LTO marker properly. Change
11978 it to __gnu_lto_v1.
11979 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
11981 2010-01-01 Richard Guenther <rguenther@suse.de>
11984 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
11986 2010-01-01 Richard Guenther <rguenther@suse.de>
11989 * c-decl.c (grokdeclarator): For zero-size arrays force
11990 structural equality checks as layout_type does.
11992 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11994 * builtins.c: Update copyright to 2010.
11996 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
11999 * lto-streamer-out.c (produce_asm): Revert the last change.
12000 (copy_function): Likewise.
12002 * lto-streamer.c (lto_get_section_name): Skip any leading
12005 2010-01-01 Richard Guenther <rguenther@suse.de>
12007 PR middle-end/42559
12008 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
12012 Copyright (C) 2010 Free Software Foundation, Inc.
12014 Copying and distribution of this file, with or without modification,
12015 are permitted in any medium without royalty provided the copyright
12016 notice and this notice are preserved.