1 2010-04-27 Jan Hubicka <jh@suse.cz>
3 * tree-inline.c (eni_inlining_weights): Remove.
4 (estimate_num_insns): Special case more builtins.
6 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
9 * c-typeck.c (build_binary_op): Move forward check for comparison
10 pointer with null pointer constant and adjust the diagnostic message.
12 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
15 * configure.ac (gcc_cv_as_section_has_align): Set if installed
16 binutils supports extended .section directive needed by LTO, or
17 warn if older binutils found.
18 (LTO_BINARY_READER): New AC_SUBST'd variable.
19 (LTO_USE_LIBELF): Likewise.
20 * gcc/config.gcc (lto_binary_reader): New target-specific configure
22 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
23 (LTO_USE_LIBELF): Likewise.
24 * configure: Regenerate.
26 * collect2.c (is_elf): Rename from this ...
27 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
28 object files in addition to ELF-formatted ones.
29 (scan_prog_file): Caller updated. Also allow for LTO info marker
30 symbol to be prefixed or not by an extra underscore.
32 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
33 * config/i386/winnt.c: Also #include lto-streamer.h
34 (i386_pe_asm_named_section): Specify 1-byte section alignment for
36 (i386_pe_asm_output_aligned_decl_common): Add comment.
37 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
39 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
42 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
43 Add missing earlyclobber for second alternative.
45 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
47 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
48 bits for artificial defs at the top of the block.
49 * fwprop.c (single_def_use_enter_block): Don't call it.
51 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
54 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
55 instead of "$gcc_cv_objdump -T".
56 Use "-undefined dynamic_lookup" on darwin.
57 * gcc/configure: Regenerate.
59 2010-04-26 Jakub Jelinek <jakub@redhat.com>
62 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
64 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
66 * c-parser.c (struct c_token): Move location field up.
67 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
68 (struct c_declspecs): Convert typespec_word, storage_class, and
69 default_int_p into bitfields.
70 (struct c_declarator): Move loc field up.
72 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
74 * cfgloop.h (struct loop): Move can_be_parallel field up.
75 * ipa-prop.h (struct ip_node_params): Move bitfields up.
76 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
78 (struct iv_cand): Convert pos field into a bitfield.
79 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
81 (struct _stmt_vec_info): Shuffle fields for better packing.
83 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
85 * varasm.c (IN_NAMED_SECTION): Remove guard.
86 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
87 (IN_NAMED_SECTION_P): ...this.
88 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
89 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
91 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
93 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
94 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
95 of shadowing it. Fix comments.
97 2010-04-26 Jan Hubicka <jh@suse.cz>
99 * cgraph.c (cgraph_create_node): Set node frequency to normal.
100 (cgraph_clone_node): Copy function frequency.
101 * cgraph.h (node_frequency): New enum
102 (struct cgraph_node): Add.
103 * final.c (rest_of_clean_state): Update.
104 * lto-cgraph.c (lto_output_node): Output node frequency.
105 (input_overwrite_node): Input node frequency.
106 * tre-ssa-loop-ivopts (computation_cost): Update.
107 * lto-streamer-out.c (output_function): Do not output function
109 * predict.c (maybe_hot_frequency_p): Update and handle functions
111 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
113 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
114 (compute_function_frequency): Set noreturn functions to be executed
116 (choose_function_section): Update.
117 * lto-streamer-in.c (input_function): Do not input function frequency.
118 * function.c (allocate_struct_function): Do not initialize function
120 * function.h (function_frequency): Remove.
121 (struct function): Remove function frequency.
122 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
123 (try_update): Update.
124 * tree-inline.c (initialize_cfun): Do not update function frequency.
125 * passes.c (pass_init_dump_file): Update.
126 * i386.c (ix86_compute_frame_layout): Update.
127 (ix86_pad_returns): Update.
129 2010-04-26 Jie Zhang <jie@codesourcery.com>
131 PR tree-optimization/43833
132 * tree-vrp.c (range_int_cst_p): New.
133 (range_int_cst_singleton_p): New.
134 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
135 when both operands are constants. Use range_int_cst_p in
138 2010-04-26 Jan Hubicka <jh@suse.cz>
140 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
142 2010-04-26 Richard Guenther <rguenther@suse.de>
145 * gimple.c (gimple_decl_printable_name): Deal gracefully
146 with a NULL DECL_NAME.
148 2010-04-26 Richard Guenther <rguenther@suse.de>
151 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
152 if emitting debug information and it is either a function
155 2010-04-26 Ira Rosen <irar@il.ibm.com>
157 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
158 determine if the statement is vectorizable, and a macro to
160 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
161 Skip statements that can't be vectorized. If the analysis
162 fails, mark the statement as unvectorizable if vectorizing
164 (vect_compute_data_refs_alignment): Likewise.
165 (vect_verify_datarefs_alignment): Skip statements marked as
166 unvectorizable. Add print.
167 (vect_analyze_group_access): Skip statements that can't be
168 vectorized. If the analysis fails, mark the statement as
169 unvectorizable if vectorizing basic block.
170 (vect_analyze_data_ref_accesses, vect_analyze_data_refs):
172 * tree-vect-stmts.c (vectorizable_store): Fix the number of
173 generated stmts for SLP.
174 (new_stmt_vec_info): Initialize the new field.
175 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
176 statements marked as unvectorizable.
178 2010-04-25 Joseph Myers <joseph@codesourcery.com>
180 * c-common.c (flag_isoc1x): New.
181 (flag_isoc99): Update comment.
182 * c-common.h (flag_isoc1x): New.
183 (flag_isoc99): Update comment.
184 * c-cppbuiltin.c (builtin_define_float_constants): Also define
185 __<type>_DECIMAL_DIG__.
186 * c-opts.c (set_std_c1x): New.
187 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
188 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
189 * c.opt (-std=c1x, -std=gnu1x): New options.
190 * doc/cpp.texi: Mention -std=c1x.
191 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
192 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
193 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
194 * doc/standards.texi: Mention C1X.
195 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
196 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
197 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
200 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
202 * config/i386/gmon-sol2.c (_mcleanup): Change format string
203 placeholder from 0x%x to %#x.
204 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
205 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
206 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
207 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
208 * config/i386/i386.c (ix86_target_string): Ditto.
209 (output_pic_addr_const): Ditto.
210 (print_operand): Ditto.
212 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
214 * combine.c (find_split_point): Add third argument. Use it
215 to find nested multiply-accumulate instructions. Adjust calls.
216 (try_combine): Adjust call to find_split_point.
218 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
220 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
222 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
224 PR tree-optimization/41442
225 * fold-const.c (merge_truthop_with_opposite_arm): New function.
226 (fold_binary_loc): Call it.
228 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
230 * toplev.c (general_init): Set default for fdiagnostics-show-option.
231 * opts.c (common_handle_option): Allow disabling it.
232 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
234 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
236 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
237 between modes if both types are integral.
239 2010-04-23 Richard Guenther <rguenther@suse.de>
241 PR tree-optimization/43572
242 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
244 2010-04-23 Richard Guenther <rguenther@suse.de>
247 * tree-inline.c (tree_can_inline_p): Also check compatibility
250 2010-04-23 Martin Jambor <mjambor@suse.cz>
252 PR tree-optimization/43846
253 * tree-sra.c (struct access): New flag grp_assignment_read.
254 (build_accesses_from_assign): Set grp_assignment_read.
255 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
256 (enum mark_read_status): New type.
257 (analyze_access_subtree): Propagate grp_assignment_read, create
258 accesses also if both direct_read and root->grp_assignment_read.
260 2010-04-23 Martin Jambor <mjambor@suse.cz>
263 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
264 function does not have type attributes.
266 2010-04-23 Richard Guenther <rguenther@suse.de>
269 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
272 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
274 * sese.h (create_if_region_on_edge): Remove.
276 * sese.c (create_if_region_on_edge): Make static.
278 * tree-inline.c: Do not include ggc.h.
280 * expr.c: Do not include ggc.h.
282 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
285 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
288 * config/sh/sh.c (find_barrier): Don't emit a constant pool
289 in the middle of insns for casesi_worker_2.
291 2010-04-22 David Edelsohn <edelsohn@gnu.org>
293 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
295 2010-04-22 Ira Rosen <irar@il.ibm.com>
297 PR tree-optimization/43842
298 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
299 loop unrolling in update of exit phis. Fix comment.
300 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
301 least two reduction statements in the loop before starting SLP
304 2010-04-22 Nick Clifton <nickc@redhat.com>
306 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
308 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
310 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
313 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
315 * tree-parloops.c (loop_parallel_p): New argument
316 parloop_obstack. Pass it down.
317 (parallelize_loops): New variable parloop_obstack. Initialize it,
318 pass it down, free it.
320 * tree-loop-linear.c (linear_transform_loops): Pass down
323 * tree-data-ref.h (lambda_compute_access_matrices): New argument
324 of type struct obstack *.
326 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
327 scratch_obstack. Initialize it, pass down, free it.
329 * lambda.h (lambda_loop_new): Remove.
330 (lambda_matrix_new, lambda_matrix_inverse)
331 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
332 argument of type struct obstack *.
334 * lambda-trans.c (lambda_trans_matrix_new): New argument
335 lambda_obstack. Pass it down, use obstack allocation for ret.
336 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
339 * lambda-mat.c (lambda_matrix_get_column)
340 (lambda_matrix_project_to_null): Remove.
341 (lambda_matrix_new): New argument lambda_obstack. Use obstack
343 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
346 * lambda-code.c (lambda_loop_new): New function.
347 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
348 (lambda_compute_auxillary_space, lambda_compute_target_space)
349 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
350 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
351 (build_access_matrix): New argument lambda_obstack. Use obstack
353 (lambda_compute_step_signs, lambda_compute_access_matrices): New
354 argument lambda_obstack. Pass it down.
356 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
358 * optabs.h (expand_widening_mult): Declare.
360 2010-04-22 Richard Guenther <rguenther@suse.de>
362 PR tree-optimization/43845
363 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
364 lookup the CALL_EXPR function and arguments.
366 2010-04-22 Nick Clifton <nickc@redhat.com>
368 * config/stormy16/stormy16.c
369 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
370 * config/stormy16/stormy16.h: Tidy up formatting.
371 (DONT_USE_BUILTIN_SETJMP): Remove definition.
372 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
373 (ineqbranchsi): Delete pattern.
374 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
375 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
376 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
377 stormy16-lib2-ucmpsi2.c.
379 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
381 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
382 df_simulate_find_noclobber_defs as appropriate. Keep track of an
383 extra set merge_set_noclobber, and use it to relax the final test
385 * df.h (df_simulate_find_noclobber_defs): Declare.
386 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
388 (df_simulate_find_noclobber_defs): New function.
390 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
392 * config/i386/i386.md: Use {} around multi-line preparation statements.
394 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
396 * c-tree.h (push_init_level, pop_init_level, set_init_index)
397 (process_init_element): New argument of type struct obstack *.
399 * c-typeck.c (push_init_level, pop_init_level, set_designator)
400 (set_init_index, set_init_label, set_nonincremental_init)
401 (set_nonincremental_init_from_string, find_init_member)
402 (output_init_element, output_pending_init_elements)
403 (process_init_element): New argument braced_init_obstack. Pass it
405 (push_range_stack, add_pending_init): New argument
406 braced_init_obstack. Use obstack allocation.
408 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
409 braced_init_obstack. Pass it down.
410 (c_parser_braced_init): New variables ret, braced_init_obstack.
411 Initialize obstack, pass it down and finally free it.
413 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
416 * tree-pass.h (pass_optimize_widening_mul): Declare.
417 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
418 gate_optimize_widening_mul): New static functions.
419 (pass_optimize_widening_mul): New.
420 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
421 <case MULT_EXPR>: Remove support for widening multiplies.
422 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
423 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
424 simplify_gen_unary rather than directly building extensions.
425 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
427 * expmed.c (expand_widening_mult): New function.
428 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
430 2010-04-21 Jan Hubicka <jh@suse.cz>
432 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
433 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
434 * lto-wpa-fixup.c: Remove.
435 * Makefile.in (lto-wpa-fixup.o): Remove.
436 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
437 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
438 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
440 2010-04-21 Jan Hubicka <jh@suse.cz>
442 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
443 add write_optimization_summary, read_optimization_summary.
444 (ipa_write_summaries_of_cgraph_node_set): Remove.
445 (ipa_write_optimization_summaries): Declare.
446 (ipa_read_optimization_summaries): Declare.
447 * ipa-cp.c (pass_ipa_cp): Update.
448 * ipa-reference.c (pass_ipa_reference): Update.
449 * ipa-pure-const.c (pass_ipa_pure_const): Update.
450 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
452 * ipa-inline.c (pass_ipa_inline): Update.
453 * ipa.c (pass_ipa_whole_program): Update.
454 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
455 * passes.c (ipa_write_summaries_1): Do not test wpa.
456 (ipa_write_optimization_summaries_1): New.
457 (ipa_write_optimization_summaries): New.
458 (ipa_read_summaries): Do not test ltrans.
459 (ipa_read_optimization_summaries_1): New.
460 (ipa_read_optimization_summaries): New.
462 2010-04-21 Jan Hubicka <jh@suse.cz>
464 * lto-cgraph.c (lto_output_node): Do not output comdat groups
466 (output_cgraph): Do not arrange comdat groups for boundary nodes.
468 2010-04-21 Jakub Jelinek <jakub@redhat.com>
471 * dwarf2out.c (add_name_and_src_coords_attributes): Add
472 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
474 2010-04-21 Jan Hubicka <jh@suse.cz>
476 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
478 2010-04-21 Jan Hubicka <jh@suse.cz>
480 * varpool.c (decide_is_variable_needed): Variable is always needed
483 2010-04-21 Jan Hubicka <jh@suse.cz>
485 * opts.c (decode_options): Enable pure-const pass for whopr.
487 2010-04-21 Jan Hubicka <jh@suse.cz>
489 * cgraph.c (dump_cgraph_node): Dump also assembler name.
490 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
492 (cgraph_decide_inlining): Do not expect callee to be removed in all
495 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
497 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
499 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.md (x86_shrd): Add athlon_decode and
502 amdfam10_decode attributes.
504 2010-04-21 Jakub Jelinek <jakub@redhat.com>
507 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
508 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
509 (lower_copyprivate_clauses): Use private var in outer
510 context instead of original var. Make sure the types
511 are correct for VLAs.
513 2010-04-21 Richard Guenther <rguenther@suse.de>
515 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
516 to non-pointer objects.
518 2010-04-21 Jakub Jelinek <jakub@redhat.com>
520 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
521 last chain entry if it starts with the still current label.
522 (add_location_or_const_value_attribute): Check that
523 loc_list->first->next is NULL instead of comparing ->first with ->last.
524 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
525 to add_var_loc_to_decl.
527 * dwarf2out.c (output_call_frame_info): For dw_cie_version
528 >= 4 add also address size and segment size fields into CIE header.
530 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
531 long as address size is the same as sizeof (void *) and
533 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
534 address size or segment size is unexpected, return DW_EH_PE_omit.
535 (classify_object_over_fdes): If get_cie_encoding returned
536 DW_EH_PE_omit, return -1.
537 (init_object): If classify_object_over_fdes returned -1,
538 pretend there were no FDEs at all.
540 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
542 * config/i386/i386.md (bswap<mode>2): Macroize expander from
543 bswap{si,di}2 using SWI48 mode iterator.
544 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
545 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
546 set modrm attribute of bswap insn to 0 and remove length attribute.
547 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
548 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
549 set mode attribute to <MODE> and remove length attribute.
551 2010-04-20 James E. Wilson <wilson@codesourcery.com>
553 PR rtl-optimization/43520
554 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
555 zero available registers.
557 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
559 * builtins.c (fold_builtin_cproj): Fold more cases.
561 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
563 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
564 (fold_builtin_1): Fold builtin cproj.
565 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
566 Use ATTR_CONST_NOTHROW_LIST.
568 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
570 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
571 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
572 ffsi2_no_cmove for !TARGET_CMOVE.
573 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
574 (ffssi2): Remove expander.
575 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
577 (ctz<mode>2): Ditto from ctz{si,di}2.
578 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
580 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
583 2010-04-20 Jakub Jelinek <jakub@redhat.com>
585 * dwarf2out.c (AT_linkage_name): Define.
586 (clone_as_declaration): Handle DW_AT_linkage_name.
587 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
588 of DW_AT_MIPS_linkage_name.
589 (move_linkage_attr): Likewise.
590 (dwarf2out_finish): Likewise.
592 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
595 * fold-const.c (fold_comparison): New folding rule.
597 2010-04-20 Anatoly Sokolov <aesok@post.ru>
599 * double-int.h (double_int_setbit): Declare.
600 * double-int.c (double_int_setbit): New function.
601 * rtl.h (immed_double_int_const): Declare.
602 * emit-rtl.c (immed_double_int_const): New function.
603 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
604 and immed_double_int_const functions.
605 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
606 expand_copysign_bit): (Ditto.).
607 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
608 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
609 * dojump.c (prefer_and_bit_test): (Ditto.).
610 * expr.c (convert_modes, reduce_to_bit_field_precision,
611 const_vector_from_tree): (Ditto.).
612 * expmed.c (mask_rtx, lshift_value): (Ditto.).
614 2010-04-20 Jan Hubicka <jh@suse.cz>
616 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
617 (dump_cgraph_node): Dump new flags.
618 * cgraph.h (struct cgraph_node): Add flags
619 reachable_from_other_partition and in_other_partition.
620 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
621 other partition can not be removed.
622 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
623 the other partition must be output; silence sanity checking on
624 leaking functions bodies from other paritition.
625 * lto-cgraph.c (reachable_from_other_partition_p): New function.
626 (lto_output_node): Output new flags; do not sanity check that inline
627 clones are output; drop lto_forced_extern_inline_p code; do not mock
628 visibility flags at partition boundaries.
629 (add_node_to): New function.
630 (output_cgraph): Use it to sort functions so masters appear before
632 (input_overwrite_node): Input new flags.
633 * passes.c (ipa_write_summaries): Do not call
634 lto_new_extern_inline_states.
635 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
636 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
637 lto_forced_extern_inline_p): Kill.
638 * lto-streamer.h (lto_new_extern_inline_states,
639 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
640 lto_forced_extern_inline_p): Kill.
642 2010-04-20 Richard Guenther <rguenther@suse.de>
644 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
645 from vars that can have pointers.
646 (process_constraint): Dump useless constraints.
648 2010-04-20 Richard Guenther <rguenther@suse.de>
650 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
651 (dump_sa_points_to_info): Remove asserts.
652 (init_base_vars): nothing_id isn't an escape point nor does it
655 2010-04-20 Jakub Jelinek <jakub@redhat.com>
657 * tree.h (TYPE_REF_IS_RVALUE): Define.
658 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
659 should_move_die_to_comdat, prune_unused_types_walk): Handle
660 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
661 (modified_type_die, gen_reference_type_die): Emit
662 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
663 if TYPE_REF_IS_RVALUE and -gdwarf-4.
665 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
668 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
669 calls for -fpic -m31 if they have been sibcall optimized.
671 2010-04-19 James E. Wilson <wilson@codesourcery.com>
673 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
674 ar.lc fixed and call-used.
676 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
678 2010-04-19 Jan Hubicka <jh@suse.cz>
680 * opts.c (decode_options): Disable whpr incompatible passes.
681 * lto/lto.c (lto_1_to_1_map): Skip clones.
682 (read_cgraph_and_symbols): Do not mark everything as needed.
683 (do_whole_program_analysis): Do map only after optimizing;
684 set proper cgraph_state; use passmanager.
686 2010-04-19 DJ Delorie <dj@redhat.com>
688 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
689 POINTER_PLUS_EXPR and fix them.
691 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
693 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
694 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
695 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
696 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
697 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
698 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
699 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
700 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
701 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
702 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
703 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
705 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
707 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
708 (check_cond_move_block): Likewise.
709 (cond_move_process_if_block): Likewise.
710 (noce_find_if_block): Improve formatting.
711 (find_if_header): Pass 0 to memset and tweak conditions.
712 (cond_exec_find_if_block): Fix long lines and tweak conditions.
714 2010-04-19 Jakub Jelinek <jakub@redhat.com>
716 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
720 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
721 with non-local decl doesn't need chain.
723 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
725 * ira-color.c (allocno_reload_assign): Avoid accumulating
726 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
728 2010-04-19 Martin Jambor <mjambor@suse.cz>
730 * gimple.h (create_tmp_reg): Declare.
731 * gimplify.c (create_tmp_reg): New function.
732 (gimplify_return_expr): Use create_tmp_reg.
733 (gimplify_omp_atomic): Likewise.
734 (gimple_regimplify_operands): Likewise.
735 * tree-dfa.c (make_rename_temp): Likewise.
736 * tree-predcom.c (predcom_tmp_var): Likewise.
737 (reassociate_to_the_same_stmt): Likewise.
738 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
739 (get_replaced_param_substitute): Likewise.
740 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
741 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
742 * tree-ssa-pre.c (get_representative_for): Likewise.
743 (create_expression_by_pieces): Likewise.
744 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
745 (create_tailcall_accumulator): Likewise.
747 2010-04-19 Martin Jambor <mjambor@suse.cz>
749 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
751 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
753 2010-04-19 Richard Guenther <rguenther@suse.de>
755 PR tree-optimization/43796
756 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
757 from SCEV in the lattice.
758 (vrp_visit_phi_node): Dump change.
760 2010-04-19 Richard Guenther <rguenther@suse.de>
762 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
763 * configure: Re-generated.
765 2010-04-19 Richard Guenther <rguenther@suse.de>
767 PR tree-optimization/43783
768 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
769 constant ARRAY_REF operands two and three if possible.
771 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
774 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
776 2010-04-19 Jie Zhang <jie@codesourcery.com>
779 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
781 2010-04-19 Ira Rosen <irar@il.ibm.com>
783 PR tree-optimization/37027
784 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
785 and macro to access it.
786 (vectorizable_reduction): Add argument.
787 (vect_get_slp_defs): Likewise.
788 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
789 statements for possible use in SLP.
790 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
791 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
792 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
794 (vectorizable_reduction): Likewise.
795 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
797 (vectorizable_type_demotion, vectorizable_type_promotion,
798 vectorizable_store): Likewise.
799 (vect_analyze_stmt): Update call to vectorizable_reduction.
800 (vect_transform_stmt): Likewise.
801 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
802 (vect_build_slp_tree): Fix indentation. Check that there are no loads
803 from different interleaving chains in same node.
804 (vect_slp_rearrange_stmts): New function.
805 (vect_supported_load_permutation_p): Allow load permutations for
806 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
807 inside SLP nodes if necessary.
808 (vect_analyze_slp_instance): Handle reductions.
809 (vect_analyze_slp): Try to build SLP instances originating from groups
811 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
812 (vect_get_constant_vectors): Create initial vectors for reductions
813 according to reduction code. Add new argument.
814 (vect_get_slp_defs): Add new argument, pass it to
815 vect_get_constant_vectors.
816 (vect_schedule_slp_instance): Remove SLP tree root statements.
818 2010-04-19 Jakub Jelinek <jakub@redhat.com>
820 * tree.h (ENUM_IS_SCOPED): Define.
821 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
822 for ENUM_IS_SCOPED enums.
824 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
826 * fold-const.c (fold_comparison): Use ssizetype.
827 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
828 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
829 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
830 * tree-object-size.c (compute_object_sizes): Use size_type_node.
832 * tree.h (initialize_sizetypes): Remove parameter.
833 (build_common_tree_nodes): Remove second parameter.
834 * stor-layout.c (initialize_sizetypes): Remove parameter.
835 Always create an unsigned type.
836 (set_sizetype): Assert that the passed type is unsigned and simplify.
837 * tree.c (build_common_tree_nodes): Remove second parameter.
838 Adjust call to initialize_sizetypes.
839 * c-decl.c (c_init_decl_processing): Remove second argument in call to
840 build_common_tree_nodes.
842 2010-04-18 Matthias Klose <doko@ubuntu.com>
844 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
846 2010-04-18 Ira Rosen <irar@il.ibm.com>
848 PR tree-optimization/43771
849 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
850 load permutation doesn't have gaps.
852 2010-04-18 Jan Hubicka <jh@suse.cz>
854 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
855 (sse_prologue_save_insn expander): Use new pattern.
856 (sse_prologue_save_insn1): New pattern and splitter.
857 (sse_prologue_save_insn): Update to deal also with 64bit aligned
859 * i386.c (setup_incoming_varargs_64): Do not compute jump
861 (ix86_gimplify_va_arg): Update alignment needed.
862 (ix86_local_alignment): Do not align all local arrays to 128bit.
864 2010-04-17 Jan Hubicka <jh@suse.cz>
866 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
868 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
870 * arm.md (negdi2): Remove redundant code to force values into a
873 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
875 * arm/bpabi.S: Add EABI alignment attributes to objects.
876 * arm/bpabi-v6m.S: Likewise.
877 * arm/crti.asm: Likewise.
878 * arm/crtn.asm: Likewise.
879 * arm/lib1funcs.asm: Likewise.
880 * arm/libunwind.S: Likewise.
882 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
884 * arm-protos.h (tune_params): New structure.
885 * arm.c (current_tune): New variable.
886 (arm_constant_limit): Delete.
887 (struct processors): Add pointer to the tune parameters.
888 (arm_slowmul_tune): New tuning option.
889 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
890 (all_cores): Adjust to pick up the tuning model.
891 (arm_constant_limit): New function.
892 (arm_override_options): Select the appropriate tuning model. Delete
893 initialization of arm_const_limit.
894 (arm_split_constant): Use the new constant-limit model.
895 (arm_rtx_costs): Pick up the current tuning model.
896 * arm.md (is_strongarm, is_xscale): Delete.
897 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
898 for Xscale variant architectures.
899 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
901 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
903 * config/arm/arm.c (arm_gen_constant): Remove unused variable
905 (arm_rtx_costs_1): Remove unused variable extra_cost.
906 (arm_unwind_emit_set): Use variable offset.
907 (thumb1_output_casesi): Remove unused variable flags.
909 2010-04-16 Jeff Law <law@redhat.com>
911 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
912 needing assignment rather than doing a two-phase assignment. Remove
915 2010-04-16 Jakub Jelinek <jakub@redhat.com>
918 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
920 2010-04-16 Doug Kwan <dougkwan@google.com>
922 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
923 (next_operand_entry_id): New static variable.
924 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
925 (add_to_ops_vec): Assigned unique ID to operand entry.
926 (struct oecount_s): New field ID.
927 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
928 (undistribute_ops_list): Assign unique IDs to oecounts.
929 (init_reassoc): reset next_operand_entry_id.
931 2010-04-16 Doug Kwan <dougkwan@google.com>
933 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
934 missing left parenthesis.
936 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
939 *btdi_rex64 using SWI48 mode iterator.
940 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
941 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
942 *jcc_btdi_mask_rex64.
944 2010-04-16 Anatoly Sokolov <aesok@post.ru>
946 * double-int.h (tree_to_double_int): Convert to macro.
947 * double-int.c (tree_to_double_int): Remove.
949 2010-04-16 Jakub Jelinek <jakub@redhat.com>
952 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
953 with want_address 2 and in case a single element list might be
954 possible, call it again with want_address 0.
956 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
958 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
959 case 'W' print operands for HI mode.
960 * config/h8300/h8300.h (Y0, Y2) : New constraints.
961 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
962 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
963 * config/h8300/predicate.md (bit_register_indirect_operand): New.
965 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
967 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
968 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
969 #xx:3 and #xx:4 mode.
971 * config/h8300/h8300.md (inverted load with HImode dest): Add
974 * config/h8300/predicate.md (bit_operand): Allow immediate values that
975 satisfy 'U' constraint.
977 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
979 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
980 * configure: Regenerate.
981 * config.in: Regenerate.
982 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
985 2010-04-16 Richard Guenther <rguenther@suse.de>
987 * tree.h (struct tree_decl_minimal): Move pt_uid ...
988 (struct tree_decl_common): ... here.
989 (DECL_PT_UID): Adjust.
990 (SET_DECL_PT_UID): Likewise.
991 (DECL_PT_UID_SET_P): Likewise.
993 2010-04-16 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/43572
996 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
997 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
998 * tree-flow.h (is_call_clobbered): Remove.
999 * tree-flow-inline.h (is_call_clobbered): Likewise.
1000 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1001 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1002 (execute_return_slot_opt): Adjust.
1003 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1004 check for call clobbered vars here.
1005 (find_tail_calls): Move tailcall verification to the
1008 2010-04-16 Diego Novillo <dnovillo@google.com>
1010 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1012 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1015 * config/arm/arm.md (cbranchqi4): New pattern.
1016 * config/arm/predicates.md (const0_operand,
1017 cbranchqi4_comparison_operator): New predicates.
1019 2010-04-16 Richard Guenther <rguenther@suse.de>
1021 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1022 (dump_gimple_stmt): Likewise.
1024 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1026 * recog.h (struct recog_data): New field is_operator.
1027 (struct insn_operand_data): New field is_operator.
1028 * recog.c (extract_insn): Set recog_data.is_operator.
1029 * genoutput.c (output_operand_data): Emit code to set the
1031 * reload.c (find_reloads): Use it rather than testing for an
1032 empty constraint string.
1035 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1036 If the previous insn is a cbranchsi4_insn with the same arguments,
1037 omit the compare instruction.
1039 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1040 register, inputs must be low registers and we need a low register
1041 scratch. Handle alternative 2 like alternative 3.
1043 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1045 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1046 don't call get_addr on both. If one expression is a VALUE and
1047 the other a REG, check VALUE's locs if the REG isn't among them.
1049 2010-04-16 Christian Bruel <christian.bruel@st.com>
1051 * config/sh/sh.h (sh_frame_pointer_required): New function.
1052 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1053 (flag_omit_frame_pointer) Set.
1054 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1055 (rounded_frame_size): Adjust size with outgoing_args_size.
1056 (sh_set_return_address): Must return from stack pointer.
1057 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1058 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1059 (ACCUMULATE_OUTGOING_ARGS): Define.
1060 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1061 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1063 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1066 * config/sh/sh.c (sh_legitimize_reload_address): Use
1067 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1068 Remove a unneeded check for offset_base.
1070 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1072 * configure: Regenerated.
1074 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1076 * config/s390/s390.c (s390_call_save_register_used): Switch back
1077 to HARD_REGNO_NREGS.
1079 2010-04-15 Richard Guenther <rguenther@suse.de>
1081 * alias.c (alias_set_subset_of): Handle alias-set zero
1084 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1085 Julian Brown <julian@codesourcery.com>
1087 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1088 alternatives according to use of high and low regs.
1089 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1090 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1091 optimizing for size on Thumb-2.
1093 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1095 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1097 2010-04-15 Richard Guenther <rguenther@suse.de>
1099 * tree-ssa-structalias.c (struct variable_info): Add
1101 (new_var_info): Initialize it.
1102 (dump_constraints): Support printing last added constraints.
1103 (debug_constraints): Adjust.
1104 (dump_constraint_graph): Likewise.
1105 (make_heapvar_for): Check for NULL cfun.
1106 (get_function_part_constraint): New function.
1107 (get_fi_for_callee): Likewise.
1108 (find_func_aliases): Properly implement IPA PTA constraints.
1109 (process_ipa_clobber): New function.
1110 (find_func_clobbers): Likewise.
1111 (insert_into_field_list_sorted): Remove.
1112 (create_function_info_for): Properly allocate vars for IPA mode.
1113 Do not use insert_into_field_list_sorted.
1114 (create_variable_info_for): Properly generate constraints for
1115 global vars in IPA mode.
1116 (dump_solution_for_var): Always dump the solution.
1117 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1118 (find_what_var_points_to): Adjust.
1119 (pt_solution_set): Change.
1120 (pt_solution_ior_into): New function.
1121 (pt_solution_empty_p): Export.
1122 (pt_solution_includes_global): Adjust.
1123 (pt_solution_includes_1): Likewise.
1124 (pt_solutions_intersect_1): Likewise.
1125 (dump_sa_points_to_info): Check some invariants.
1126 (solve_constraints): Move constraint dumping ...
1127 (compute_points_to_sets): ... here.
1128 (ipa_pta_execute): ... and here.
1129 (compute_may_aliases): Do not re-compute points-to info
1130 locally if IPA info is available.
1131 (ipa_escaped_pt): New global var.
1132 (ipa_pta_execute): Properly implement IPA PTA.
1133 * tree-into-ssa.c (dump_decl_set): Support dumping
1134 decls not in referenced-vars.
1135 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1136 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1137 (dump_points_to_solution): Likewise.
1138 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1139 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1140 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1141 (copy_decl_to_var): Copy DECL_PT_UID.
1142 (copy_result_decl_to_var): Likewise.
1143 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1144 (copy_node_stat): Copy it.
1145 * tree.h (DECL_PT_UID): New macro.
1146 (SET_DECL_PT_UID): Likewise.
1147 (DECL_PT_UID_SET_P): Likewise.
1148 (struct tree_decl_minimal): Add pt_uid member.
1149 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1150 (pt_solution_empty_p): Declare.
1151 (pt_solution_set): Adjust.
1152 (ipa_escaped_pt): Declare.
1153 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1154 * gimple-pretty-print.c (pp_points_to_solution): New function.
1155 (dump_gimple_call): Dump call clobber/use information.
1156 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1157 * tree-pass.h (TDF_ALIAS): New dump option.
1158 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1159 * doc/invoke.texi (-fipa-pta): Update documentation.
1161 2010-04-15 Richard Guenther <rguenther@suse.de>
1163 * Makefile.in (OBJS-common): Add gimple-fold.o.
1164 (gimple-fold.o): New rule.
1165 * tree.h (maybe_fold_offset_to_reference,
1166 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1168 * gimple.h: ... here.
1169 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1170 may_propagate_address_into_dereference): Move prototypes ...
1171 * gimple.h: ... here.
1172 * tree-ssa-ccp.c (get_symbol_constant_value,
1173 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1174 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1175 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1176 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1177 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1178 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1179 gimplify_and_update_call_from_tree): Move ...
1180 * gimple-fold.c: ... here. New file.
1181 (ccp_fold_builtin): Rename to ...
1182 (gimple_fold_builtin): ... this.
1183 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1185 2010-04-15 Richard Guenther <rguenther@suse.de>
1187 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1188 fit_double_type, force_fit_type_double, add_double_with_sign,
1189 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1190 lrotate_double, rrotate_double, div_and_round_double): Move ...
1191 * double-int.c: ... here.
1192 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1193 add_double, neg_double, mul_double_with_sign, mul_double,
1194 lshift_double, rshift_double, lrotate_double, rrotate_double,
1195 div_and_round_double): Move prototypes ...
1196 * double-int.h: ... here.
1198 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1201 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1202 matching constraints to ensure inputs match the output.
1204 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1207 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1208 in an input-only operand.
1210 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1212 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1213 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1214 (double_int_negative_p): Convert to static inline function.
1215 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
1216 (double_int_negative_p): Remove.
1217 * tree.h (lshift_double, rshift_double):
1218 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1219 * fold-const.c (fold_convert_const_int_from_real,
1220 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1221 (lshift_double): Change type of arith argument to bool.
1222 (rshift_double): Change type of arith argument to bool. Correct
1224 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1226 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1229 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1230 at the start and end of the then/else blocks, and omit them from the
1232 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1233 argument; all callers changed. Pass zero to old_insns_match_p instead.
1234 (flow_find_head_matching_sequence): New function.
1235 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1236 * basic-block.h (flow_find_cross_jump,
1237 flow_find_head_matching_sequence): Declare functions.
1239 2010-04-14 Jason Merrill <jason@redhat.com>
1242 * c-common.c (attribute_takes_identifier_p): New fn.
1243 * c-common.h: Declare it.
1245 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1247 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1249 (*udivmod<mode>4): Ditto.
1251 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.md (maxmin_int): Rename code attribute from
1254 maxminiprefix and update all users.
1255 (maxmin_float): Ditto from maxminfprefix.
1256 (logic): Ditto from logicprefix.
1257 (absneg_mnemonic): Ditto from absnegprefix.
1258 * config/i386/mmx.md: Update all users of maxminiprefix,
1259 maxminfprefix and logicprefix for rename.
1260 * config/i386/sse.md: Ditto.
1261 * config/i386/sync.md (sync_<code><mode>): Update for
1264 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1267 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1268 warnings converted to errors.
1270 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1272 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1273 used insn_type variable.
1274 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1275 to avoid set-but-not-used warning.
1277 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1279 * df-core.c (df_ref_debug): Change format string placeholder
1281 * dwarf2asm.c (dw2_asm_output_data_raw,
1282 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1283 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1284 * dwarf2out.c (output_cfi, output_cfi_directive,
1285 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1286 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1288 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1289 * print-rtl.c (print_rtx): Ditto.
1291 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1294 * builtins.c (expand_builtin_pow_root): New function to expand pow
1295 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1296 series of sqrt and cbrt calls under -ffast-math.
1297 (expand_builtin_pow): Call it.
1299 2010-04-14 Michael Matz <matz@suse.de>
1301 PR tree-optimization/42963
1302 * tree-cfg.c (touched_switch_bbs): New static variable.
1303 (group_case_labels_stmt): New function broken out from ...
1304 (group_case_labels): ... here, use the above.
1305 (start_recording_case_labels): Allocate touched_switch_bbs.
1306 (end_recording_case_labels): Deallocate it, call
1307 group_case_labels_stmt.
1308 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1310 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1312 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1315 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1317 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1319 2010-04-13 Jan Hubicka <jh@suse.cz>
1321 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1322 of optimized out static functions.
1323 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1324 cost computation. Also sanity check for overflows.
1325 (update_caller_keys): Update cgraph_edge_badness call; properly
1326 update fibheap and sanity check that it is up to date.
1327 (add_new_edges_to_heap): Update cgraph_edge_badness.
1328 (cgraph_decide_inlining_of_small_function): Likewise;
1329 add sanity checking that badness in heap is up to date;
1330 improve dumping of reason; Update badness of calls to the
1331 offline copy of function currently inlined; dump badness
1332 of functions not inlined because of unit growth limits.
1334 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1337 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1338 because of sign-extension change when converting to sizetype here...
1339 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1341 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1342 the folding to constants. Remove redundant final conversion.
1343 (fold_binary) <associate>: Do not associate if the re-association of
1344 constants alone overflows.
1345 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1346 to the end of the list.
1347 (multiple_of_p) <COND_EXPR>: New case.
1349 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1351 * opt-functions.awk (opt_sanitized_name): New.
1353 * optc-gen.awk: Use it
1354 * opth-gen.awk: Use it.
1356 2010-04-13 Martin Jambor <mjambor@suse.cz>
1358 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1359 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1360 children. Call replace_uses_with_default_def_ssa_name to handle
1363 2010-04-13 Michael Matz <matz@suse.de>
1366 * builtins.c (expand_builtin_interclass_mathfn): Also create
1367 a register if the predicate doesn't match.
1369 2010-04-13 Diego Novillo <dnovillo@google.com>
1371 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1372 * c-pch.c: Include timevar.h.
1373 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1374 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1375 * ggc-common.c: Include timevar.h.
1376 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1377 * timevar.def (TV_PCH_SAVE): Define.
1378 (TV_PCH_CPP_SAVE): Define.
1379 (TV_PCH_PTR_REALLOC): Define.
1380 (TV_PCH_PTR_SORT): Define.
1381 (TV_PCH_RESTORE): Define.
1382 (TV_PCH_CPP_RESTORE): Define.
1384 2010-04-13 Michael Matz <matz@suse.de>
1386 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1388 (can_reassociate_p): New function.
1389 (break_up_subtract_bb, reassociate_bb): Use it.
1391 2010-04-13 Richard Guenther <rguenther@suse.de>
1394 * builtins.c (c_readstr): Fix assert.
1396 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1398 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1399 when generating cltd insn.
1401 (*ashl<mode>3_1): Remove special handling for register operand 2.
1402 (*ashlsi3_1_zext): Ditto.
1403 (*ashlhi3_1): Ditto.
1404 (*ashlhi3_1_lea): Ditto.
1405 (*ashlqi3_1): Ditto.
1406 (*ashlqi3_1_lea): Ditto.
1407 (*<shiftrt_insn><mode>3_1): Ditto.
1408 (*<shiftrt_insn>si3_1_zext): Ditto.
1409 (*<shiftrt_insn>qi3_1_slp): Ditto.
1410 (*<rotate_insn><mode>3_1): Ditto.
1411 (*<rotate_insn>si3_1_zext): Ditto.
1412 (*<rotate_insn>qi3_1_slp): Ditto.
1414 2010-04-13 Richard Guenther <rguenther@suse.de>
1416 * tree-ssa-structalias.c (callused_id): Remove.
1417 (call_stmt_vars): New.
1418 (get_call_vi): Likewise.
1419 (lookup_call_use_vi): Likewise.
1420 (lookup_call_clobber_vi): Likewise.
1421 (get_call_use_vi): Likewise.
1422 (get_call_clobber_vi): Likewise.
1423 (make_transitive_closure_constraints): Likewise.
1424 (handle_const_call): Adjust to do per-call call-used handling.
1425 (handle_pure_call): Likewise.
1426 (find_what_var_points_to): Remove general callused handling.
1427 (init_base_vars): Likewise.
1428 (init_alias_vars): Initialize call_stmt_vars.
1429 (compute_points_to_sets): Process call-used and call-clobbered
1430 vars for call statements.
1431 (delete_points_to_sets): Free call_stmt_vars.
1433 2010-04-13 Richard Guenther <rguenther@suse.de>
1435 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1436 Only add RW dependence for dependence distance zero.
1437 Adjust maximal vectorization factor according to dependences.
1438 Move alignment handling ...
1439 (vect_find_same_alignment_drs): ... here. New function.
1440 (vect_analyze_data_ref_dependences): Adjust.
1441 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1442 (vect_analyze_data_refs): Adjust minimal vectorization factor
1443 according to data references.
1444 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1445 dependences before determining the vectorization factor.
1446 Analyze alignment after determining the vectorization factor.
1447 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1448 dependences before alignment.
1449 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1451 (vect_analyze_data_refs): Likewise.
1452 (MAX_VECTORIZATION_FACTOR): New define.
1454 2010-04-13 Duncan Sands <baldrick@free.fr>
1456 * except.h (lang_eh_type_covers): Remove.
1457 * except.c (lang_eh_type_covers): Likewise.
1459 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1460 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1462 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1463 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1464 UNITS_PER_LONG where it is ABI relevant.
1465 (s390_return_addr_rtx): Likewise.
1466 (s390_back_chain_rtx): Likewise.
1467 (s390_frame_area): Likewise.
1468 (s390_frame_info): Likewise.
1469 (s390_initial_elimination_offset): Likewise.
1470 (save_gprs): Likewise.
1471 (s390_emit_prologue): Likewise.
1472 (s390_emit_epilogue): Likewise.
1473 (s390_function_arg_advance): Likewise.
1474 (s390_function_arg): Likewise.
1475 (s390_va_start): Likewise.
1476 (s390_gimplify_va_arg): Likewise.
1477 (s390_function_profiler): Likewise.
1478 (s390_optimize_prologue): Likewise.
1479 (s390_rtx_costs): Likewise.
1480 (s390_secondary_reload): Likewise.
1481 (s390_promote_function_mode): Likewise.
1482 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1483 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1484 registers available.
1485 (s390_unwind_word_mode): New function.
1486 (s390_function_value): Split 64 bit values into register pair if
1487 used as return value.
1488 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1489 function call parameters. Handle parallels.
1490 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1491 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1492 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1493 (s390_expand_setmem): Remove unused variable src_addr.
1494 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1495 deal with 64 bit registers.
1496 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1497 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1498 (UNITS_PER_LONG): New macro.
1499 * libjava/include/s390-signal.h: Define extended ucontext
1500 structure containing the upper halfs of the 64 bit registers.
1502 2010-04-13 Simon Baldwin <simonb@google.com>
1504 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1506 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1508 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1509 rvalue on the RHS if the LHS is of a non-renamable type.
1510 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1512 2010-04-13 Matthias Klose <doko@ubuntu.com>
1514 * gcc.c (cc1_options): Handle -iplugindir before processing
1515 the cc1 spec. Only add -iplugindir once.
1516 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1518 * common.opt (iplugindir): Remove `Separate' property, initialize.
1519 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1521 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1522 (distclean): Remove plugin dir.
1523 * doc/invoke.texi: Document -iplugindir.
1525 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1527 * doc/plugins.texi (Loading Plugins): Document short
1528 -fplugin=foo option.
1529 (Plugin API): Mention default_plugin_dir_name function.
1531 * gcc.c (find_file_spec_function): Add new declaration.
1532 (static_spec_func): Use it for "find-file".
1533 (find_file_spec_function): Add new function.
1534 (cc1_options): Add -iplugindir option if -fplugin* options found.
1536 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1538 * plugin.c (add_new_plugin): Updated comment, and handle short
1540 (default_plugin_dir_name): Added new function.
1542 * common.opt (iplugindir): New option to set the plugin directory.
1544 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1546 * config/i386/i386.md (any_rotate): New code iterator.
1547 (rotate_insn): New code attribute.
1549 (SWIM124): New mode iterator.
1550 (<rotate_insn>ti3): New expander.
1551 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1552 any_rotate code iterator.
1553 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1554 using any_rotate code iterator and SWIM124 mode iterator.
1555 (ix86_rotlti3): New insn_and_split pattern.
1556 (ix86_rotrti3): Ditto.
1557 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1558 ix86_rotl{di,ti}3 patterns.
1559 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1560 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1561 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1562 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1563 code iterator and SWI mode iterator.
1564 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1565 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1567 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1568 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1569 (bswap rotatert splitter): Add splitter.
1570 (bswap splitter): Macroize splitter using any_rotate code iterator.
1571 Add insn predicate to split only for TARGET_USE_XCHGB or when
1572 optimizing function for size.
1574 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1576 * config/pa/pa.c (emit_move_sequence): Remove use of
1577 deleted variable flag_argument_noalias.
1579 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1581 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1583 Add to unsupported targets list.
1584 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1585 sparc*-sun-solaris2.[567]* from target lists.
1586 * configure: Regenerate.
1587 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1589 Remove Solaris 7 patch references.
1590 (Specific, sparc-sun-solaris2.7): Removed.
1591 (sparc-sun-solaris2*): Update Solaris 7 example.
1592 (sparc64-*-solaris2*): Likewise.
1594 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1596 * config.build (alpha*-dec-osf4*): Remove.
1597 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1598 of obsolete configurations.
1599 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1601 * config/alpha/t-osf4: Renamed to ...
1602 * config/alpha/t-osf5: ... this.
1603 * config/alpha/osf.h: Renamed to ...
1604 * config/alpha/osf5.h: ... this.
1605 Merged old osf5.h contents.
1607 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1608 (EXTRA_SPECS): Removed.
1609 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1610 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1613 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1615 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1617 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1620 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1621 __thiscall convention.
1623 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1625 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1627 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1629 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1631 * function.c (assign_parms_initialize_all): Add unused attribute
1634 2010-04-12 Richard Guenther <rguenther@suse.de>
1636 * gsstruct.def (GSS_CALL): New.
1637 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1638 * gimple.h: Include tree-ssa-alias.h.
1639 (struct gimple_statement_call): New.
1640 (union gimple_statement_struct_d): Add gimple_call member.
1641 (gimple_call_reset_alias_info): Declare.
1642 (gimple_call_use_set): New function.
1643 (gimple_call_clobber_set): Likewise.
1644 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1645 * gimple.c (gimple_call_reset_alias_info): New function.
1646 (gimple_build_call_1): Call it.
1647 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1648 * tree-inline.c (remap_gimple_stmt): Likewise.
1649 (expand_call_inline): Remove callused handling.
1650 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1651 * tree-dfa.c (dump_variable): Likewise.
1652 * tree-parloops.c (parallelize_loops): Likewise.
1653 * tree-ssa.c (init_tree_ssa): Likewise.
1654 (delete_tree_ssa): Likewise.
1655 * tree-flow-inline.h (is_call_used): Remove.
1656 * tree-flow.h (struct gimple_df): Remove callused member.
1657 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1658 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1659 (ref_maybe_used_by_call_p_1): Simplify.
1660 (call_may_clobber_ref_p_1): Likewise.
1661 * tree-ssa-structalias.c (compute_points_to_sets): Set
1662 the call stmt used and clobbered sets.
1663 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1664 (find_tail_calls): Verify the tail call.
1666 2010-04-12 Richard Guenther <rguenther@suse.de>
1668 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1669 single-iteration always-inline inlining.
1670 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1671 (cgraph_decide_inlining): Do not handle always-inline specially.
1672 (try_inline): Remove always-inline cycle detection special case.
1673 Do not recurse on always-inlines.
1674 (cgraph_early_inlining): Do not iterate if not optimizing.
1675 (cgraph_gate_early_inlining): remove.
1676 (pass_early_inline): Run unconditionally.
1677 (gate_cgraph_decide_inlining): New function.
1678 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1679 not inlining or optimizing.
1680 (cgraph_decide_inlining_of_small_functions): Also consider
1681 always-inline functions.
1682 (cgraph_default_inline_p): Return true for nodes which should
1683 disregard inline limits.
1684 (estimate_function_body_sizes): Assume zero size and time for
1685 nodes which are marked as disregarding inline limits.
1686 (cgraph_decide_recursive_inlining): Do not perform recursive
1687 inlining on always-inline nodes.
1689 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1692 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1693 for exprs satisfying handled_component_p.
1695 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1697 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1698 non-constant aggregate elements.
1700 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1701 is a real initialization.
1703 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1706 * c-decl.c (start_function): Move forward check for nested function.
1708 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1710 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1711 * config/sh/sh.c: Include reload.h.
1712 (sh_legitimize_reload_address): New.
1713 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1714 sh_legitimize_reload_address.
1716 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1718 * config/sh/sh.md (*movqi_pop): New insn pattern.
1719 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1721 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/i386.md (any_shiftrt): New code iterator.
1724 (shiftrt_insn): New code attribute.
1726 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1727 using any_shiftrt code iterator.
1728 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1729 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1730 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1731 pattern from corresponding peephole2 patterns.
1732 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1733 using any_shiftrt code iterator.
1734 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1735 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1736 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1737 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1738 *{ashr,lshr}<mode>3_cmp_zext.
1739 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1741 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1743 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1745 (*lshr<mode>3_cconly): Ditto.
1747 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1750 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1751 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1752 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1754 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1755 from corresponding peephole2 patterns.
1756 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1757 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1758 and *lshrdi3_1_rex64 using SWI mode iterator.
1759 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1760 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1761 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1762 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1763 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1764 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1765 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1766 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1767 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1770 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1772 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1773 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1774 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1775 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1777 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1778 from corresponding peephole2 patterns.
1779 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1780 (ashrsi3_cvt): Rename from ashrsi3_31.
1781 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1782 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1783 and x86_64_shift_adj_3 using SWI48 mode iterator.
1784 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1785 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1786 and *ashrdi3_1_rex64 using SWI mode iterator.
1787 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1788 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1789 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1790 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1791 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1792 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1793 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1794 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1795 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1797 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1798 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1799 x86_shift<mode>_adj_3 expanders.
1801 2010-04-10 Wei Guozhi <carrot@google.com>
1804 * config/arm/arm.c (arm_pic_static_addr): New function.
1805 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1807 (arm_output_addr_const_extra): Output expression for new pattern.
1808 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1810 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1812 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1815 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1816 * web.c: Include "insn-config.h" and "recog.h".
1817 (union_match_dups): New function.
1818 (web_main): Call it.
1819 (union_defs): Don't try to recognize match_dups.
1821 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1822 if doing so would replace the entire pattern.
1824 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1828 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1829 and splitter pattern. Change splitter operand 1 predicate to
1832 2010-04-09 Martin Jambor <mjambor@suse.cz>
1834 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1835 lattices are addresses of CONST_DECLs with the same initial value.
1836 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1837 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1839 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1840 Bernd Schmidt <bernds@codesourcery.com>
1842 * loop-invariant.c (replace_uses): New static function.
1843 (move_invariant_reg): Use it to ensure we can replace the uses.
1845 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1847 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1849 (picochip_override_options): Enable section anchors only above -O1.
1850 (picochip_reorg): Fixed a couple of build warnings.
1852 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1854 * configure.ac (plugin -rdynamic test): Log result.
1855 * configure: Regenerate.
1856 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1857 (RDYNAMIC_SPEC): Define.
1858 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1860 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1862 * configure.ac: Determine Sun ld version numbers.
1863 (comdat_group): Restrict GNU ld version checks to gld.
1864 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1865 (enable_comdat): Support --enable-comdat.
1866 * configure: Regenerate.
1867 * doc/install.texi (Configuration): Document --enable-comdat.
1869 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1871 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1872 * config/sol2-gld.h: ... here.
1873 * config.gcc (sparc*-*-solaris2*): Reflect this.
1874 (i[34567]86-*-solaris2*): Use it.
1876 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1878 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1880 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1882 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1885 * diagnostic.c (diagnostic_initialize): Initialize
1886 some_warnings_are_errors.
1887 (diagnostic_finish): New.
1888 (diagnostic_action_after_output): Call it before exiting.
1889 (diagnostic_report_diagnostic): Do not print message here. Set
1890 some_warnings_are_errors.
1891 * diagnostic.h (diagnostic_context): Delete
1892 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1893 (diagnostic_finish): Declare.
1894 * toplev.c (toplev_main): Call it before exit.
1896 2010-04-09 Jason Merrill <jason@redhat.com>
1899 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1900 for incomplete type.
1903 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1904 based on a warning flag.
1906 2010-04-09 Richard Guenther <rguenther@suse.de>
1908 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1910 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1913 * varasm.c (default_assemble_visibility): Wrap vars that are
1914 set, but unused, by targets without GAS.
1915 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1916 Remove set, but unused, vars.
1917 (rs6000_legitimize_tls_address): Likewise.
1918 (altivec_expand_dst_builtin): Likewise.
1919 * config/darwin.c (machopic_classify_symbol): Likewise.
1920 (machopic_indirection_name): Likewise.
1922 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1924 * config/i386/i386.md (DWI): New mode iterator.
1925 (S): New mode attribute.
1926 (shift_operand): Ditto.
1927 (shift_immediate_operand): Ditto.
1928 (ashl_input_operand): Ditto.
1929 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1930 using SDWIM mode iterator.
1931 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1932 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1934 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1935 from corresponding peephole2 patterns.
1936 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1937 and x86_64_shift_adj_1 using SWI48 mode iterator.
1938 (x86_shift<mode>_adj_2): Ditto.
1939 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1940 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1941 using SWI48 mode iterator.
1942 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1943 *ashldi3_cmp_rex64 using SWI mode iterator.
1944 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1945 *ashldi3_cconly_rex64 using SWI mode iterator.
1946 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1947 x86_shift<mode>_adj_{1,2}.
1948 (ix86_split_ashr): Ditto.
1949 (ix86_split_lshr): Ditto.
1951 2010-04-09 Richard Guenther <rguenther@suse.de>
1953 * target.h (builtin_conversion): Pass in input and output types.
1954 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1955 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1956 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1957 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1959 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1961 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1963 2010-04-09 Richard Guenther <rguenther@suse.de>
1966 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1968 2010-04-09 Richard Guenther <rguenther@suse.de>
1970 * tree-vectorizer.h (struct _stmt_vec_info): Document
1971 that vectype is the type of the LHS.
1972 (supportable_widening_operation, supportable_narrowing_operation):
1973 Get both input and output vector types as arguments.
1974 (vect_is_simple_use_1): Declare.
1975 (get_same_sized_vectype): Likewise.
1976 * tree-vect-loop.c (vect_determine_vectorization_factor):
1977 Set STMT_VINFO_VECTYPE to the vector type of the def.
1978 (vectorizable_reduction): Adjust.
1979 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1980 Adjust. Specify the output vector type.
1981 (vect_pattern_recog_1): Adjust.
1982 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1983 (vectorizable_call): Adjust.
1984 (vectorizable_conversion): Likewise.
1985 (vectorizable_operation): Likewise.
1986 (vectorizable_type_demotion): Likewise.
1987 (vectorizable_type_promotion): Likewise.
1988 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1990 (vect_is_simple_use_1): New function.
1991 (supportable_widening_operation): Get both input and output
1993 (supportable_narrowing_operation): Likewise.
1994 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1996 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1998 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1999 __thiscall and _thiscall as predefined macros.
2000 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2001 thiscall attribute handling.
2002 (ix86_comp_type_attributes): Likewise.
2003 (ix86_function_regparm): Likewise.
2004 (ix86_return_pops_args): Likewise.
2005 (init_cumulative_args): Likewise.
2006 (find_drap_reg): Likewise.
2007 (ix86_static_chain): Likewise.
2008 (x86_this_parameter): Likewise.
2009 (x86_output_mi_thunk): Likewise.
2010 (ix86_attribute_table): Add description for thiscall attribute.
2011 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2012 * doc/extend.texi: Add documentation for thiscall.
2014 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2017 * c.opt (Wint-to-pointer-cast): Available in C++.
2018 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2020 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2022 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2023 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2024 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2025 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2026 function type instead. Reorder and simplify checks.
2028 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2030 2010-04-08 Jing Yu <jingyu@google.com>
2031 Zdenek Dvorak <ook@ucw.cz>
2033 PR tree-optimization/42720
2034 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2035 loop unswitch conditions here from ...
2036 (tree_unswitch_single_loop): ... here.
2038 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2040 * tree-if-conv.c: Fix comments and simplify logic.
2042 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2044 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2045 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2046 (main_tree_if_conversion): Update call to tree_if_conversion.
2048 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2051 * doc/invoke.texi (-b,-V): Delete.
2052 * doc/tm.texi: Do not mention -b.
2053 * gcc.c (display_help): Delete -b and -V.
2054 (process_command): Delete -b and -V.
2055 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2057 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2058 Wolfgang Gellerich <gellerich@de.ibm.com>
2060 Implement target hook for loop unrolling
2061 * target.h (loop_unroll_adjust): Add a new target hook function.
2062 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2063 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2064 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2065 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2066 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2068 (decide_unroll_stupid): Likewise.
2070 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2073 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2075 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2077 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2078 (Specific, *-*-solaris2*): Likewise.
2079 Don't prefer Sun as over GNU as.
2081 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2083 * config/s390/s390.c (override_options): Adjust the z10
2084 defaults for max-unroll-times, max-completely-peeled-insns
2085 and max-completely-peel-times.
2087 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2089 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2090 instructions for z10.
2091 (s390_expand_setmem): Likewise.
2092 (s390_expand_cmpmem): Likewise.
2094 2010-04-08 Richard Guenther <rguenther@suse.de>
2096 PR tree-optimization/43679
2097 * tree-ssa-pre.c (eliminate): Only propagate copies.
2099 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2102 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2103 set but not used variable warning.
2105 2010-04-08 Wei Guozhi <carrot@google.com>
2108 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2109 (arm_size_rtx_costs): Call the new function when optimized for size.
2111 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2114 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2115 op0 is not a MEM, just return NULL instead of assertion
2117 (discover_nonconstant_array_refs): Don't walk debug stmts.
2119 2010-04-08 Doug Kwan <dougkwan@google.com>
2121 * configure.ac: Recognize gold and do not use its version number
2122 to test ld features.
2123 * configure: Regenerate.
2125 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2128 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2129 (negate_value): Move code to push elements to broken_up_substracts ...
2130 (eliminate_plus_minus_pair): ... here. Push operands that have no
2131 negative pair to plus_negates.
2132 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2134 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2136 * doc/install.texi (Configuration): Move description of
2137 --enable-lto, --with-libelf*, --enable-gold from Java section to
2140 * doc/generic.texi (Working with declarations)
2141 (Function Properties, C and C++ Trees): Fix typos.
2142 * doc/sourcebuild.texi (Top Level): Likewise.
2144 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2147 * tree.h (DECL_READ_P): Define.
2148 (struct tree_decl_common): Add decl_read_flag.
2149 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2150 a set but not used warning.
2151 (merge_decls): Merge DECL_READ_P flag.
2152 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2153 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2154 * c-common.c (handle_used_attribute, handle_unused_attribute):
2156 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2158 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2160 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2161 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2162 c_parser_binary_expression, c_parser_cast_expression,
2163 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2164 Call default_function_array_read_conversion instead of
2165 default_function_array_conversion where needed.
2166 (c_parser_unary_expression, c_parser_conditional_expression,
2167 c_parser_postfix_expression_after_primary, c_parser_initelt):
2168 Likewise. Call mark_exp_read where needed.
2169 (c_parser_statement_after_labels, c_parser_asm_operands,
2170 c_parser_typeof_specifier, c_parser_sizeof_expression,
2171 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2173 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2175 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2176 (warn_unused_but_set_parameter): Default to warn_unused
2178 * doc/invoke.texi: Document -Wunused-but-set-variable and
2179 -Wunused-but-set-parameter.
2181 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2182 used count variable.
2183 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2184 when operandN variables aren't used in the body of the expander
2186 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2187 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2188 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2189 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2190 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2191 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2192 * tree.c (PROCESS_ARG): Likewise.
2194 2010-04-07 Simon Baldwin <simonb@google.com>
2196 * diagnostic.h (diagnostic_override_option_index): New macro to
2197 set a diagnostic's option_index.
2198 * c-tree.h (c_cpp_error): Add warning reason argument.
2199 * opts.c (_warning_as_error_callback): New.
2200 (register_warning_as_error_callback): Store callback for
2201 warnings enabled via enable_warning_as_error.
2202 (enable_warning_as_error): Call callback, minor code tidy.
2203 * opts.h (register_warning_as_error_callback): Declare.
2204 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2205 response to -Werror=.
2206 (c_common_init_options): Register warning_as_error_callback in opts.c.
2207 * common.opt: Add -Wno-cpp option.
2208 * c-common.c (struct reason_option_codes_t): Map cpp warning
2209 reason codes to gcc option indexes.
2210 * (c_option_controlling_cpp_error): New function, lookup the gcc
2211 option index for a cpp warning reason code.
2212 * (c_cpp_error): Add warning reason argument, call
2213 c_option_controlling_cpp_error for diagnostic_override_option_index.
2214 * doc/invoke.texi: Document -Wno-cpp.
2216 2010-04-07 Richard Guenther <rguenther@suse.de>
2218 * ipa-reference.c (mark_load): Use get_base_address.
2219 (mark_store): Likewise.
2221 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2222 inserting GIMPLE_NOPs into the IL.
2223 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2224 Explicitly strip handled components and indirect references.
2226 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2227 folding address expressions.
2228 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2229 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2230 operand_equal_p to compare decls.
2231 (ptr_deref_may_alias_decl_p): Likewise.
2232 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2233 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2234 Handle reversed comparison ops.
2235 * tree-sra.c (asm_visit_addr): Use get_base_address.
2236 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2237 * ipa-reference.c (mark_address): Use get_base_address.
2239 2010-04-07 Richard Guenther <rguenther@suse.de>
2241 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2242 Propagate constants everywhere.
2244 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2247 * tree.c (MAX_INT_CACHED_PREC): Define.
2248 (nonstandard_integer_type_cache): New array.
2249 (build_nonstandard_integer_type): Cache results for precision
2250 <= MAX_INT_CACHED_PREC.
2252 2010-04-07 Richard Guenther <rguenther@suse.de>
2254 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2255 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2256 * common.opt: Likewise.
2257 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2258 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2259 (nonoverlapping_memrefs_p): Likewise.
2260 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2261 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2262 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2263 OPT_fargument_noalias_global for backward compatibility.
2265 2010-04-07 Richard Guenther <rguenther@suse.de>
2267 PR tree-optimization/43270
2268 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2269 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2270 * tree-ssa-pre.c (phi_translate_1): Adjust.
2271 (fully_constant_expression): Split out vn_reference handling to ...
2272 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2273 Fold reads from constant strings.
2274 (vn_reference_lookup): Handle fully constant references.
2275 (vn_reference_lookup_pieces): Likewise.
2276 * Makefile.in (expmed.o-warn): Add -Wno-error.
2278 2010-04-07 Martin Jambor <mjambor@suse.cz>
2280 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2282 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2285 * gcc.c: Add -static-libstdc++ to list of recognized options.
2287 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2289 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2291 2010-04-07 Richard Guenther <rguenther@suse.de>
2294 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2295 bases build simple mem attributes to retain points-to information.
2297 2010-04-07 Richard Guenther <rguenther@suse.de>
2300 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2301 preserve points-to related information.
2303 2010-04-07 Richard Guenther <rguenther@suse.de>
2306 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2307 discard plain indirect references.
2308 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2309 * tree.c (tree_nop_conversion): Likewise.
2311 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2314 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2316 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2318 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2319 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2321 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2323 * tree-if-conv.c: Fix indentation and comments.
2325 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2327 * tree-if-conv.c: Sort static functions in topological order.
2329 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2331 * tree-if-conv.c: Fix indentation and comments.
2333 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2336 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2337 lang_hooks.types.type_for_size instead of
2338 build_nonstandard_integer_type.
2339 When converting an unsigned type to signed, double its precision.
2340 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2341 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2342 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2345 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2348 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2349 POINTER_PLUS_EXPR for pointer types.
2351 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2354 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2355 * graphite-clast-to-gimple.c: Include langhooks.h.
2356 (max_signed_precision_type): New.
2357 (max_precision_type): Takes two types as arguments.
2358 (precision_for_value): New.
2359 (precision_for_interval): New.
2360 (gcc_type_for_interval): New.
2361 (gcc_type_for_value): New.
2362 (gcc_type_for_clast_term): New.
2363 (gcc_type_for_clast_red): New.
2364 (gcc_type_for_clast_bin): New.
2365 (gcc_type_for_clast_expr): Split up into several functions.
2366 (gcc_type_for_clast_eq): Rewritten.
2367 (compute_bounds_for_level): New.
2368 (compute_type_for_level_1): New.
2369 (compute_type_for_level): New.
2370 (gcc_type_for_cloog_iv): Removed.
2371 (gcc_type_for_iv_of_clast_loop): Rewritten.
2372 (graphite_create_new_loop): Compute the lower and upper bound types
2373 with gcc_type_for_clast_expr.
2374 (graphite_create_new_loop_guard): Same.
2375 (find_cloog_iv_in_expr): Removed.
2376 (compute_cloog_iv_types_1): Removed.
2377 (compute_cloog_iv_types): Removed.
2378 (gloog): Do not call compute_cloog_iv_types.
2379 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2381 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2382 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2383 (GBB_CLOOG_IV_TYPES): Removed.
2385 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2387 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2388 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2389 (detect_commutative_reduction): Same.
2391 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2393 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2394 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2396 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2397 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2398 (rewrite_commutative_reductions_out_of_ssa): Same.
2399 * passes.c (execute_function_todo): Call verify_ssa for every pass
2400 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2401 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2402 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2403 with an extra argument.
2404 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2405 verify_ssa only when the extra argument is true.
2406 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2407 with an extra argument.
2408 (tree_transform_and_unroll_loop): Same.
2410 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2412 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2413 for all the passes of the LNO having LOOP_CLOSED_SSA.
2414 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2415 * tree-loop-distribution.c (pass_loop_distribution): Same.
2416 * tree-pass.h (TODO_verify_loops): Removed.
2417 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2419 (pass_tree_unswitch): Same.
2420 (pass_predcom): Same.
2421 (pass_vectorize): Same.
2422 (pass_linear_transform): Same.
2423 (pass_graphite_transforms): Same.
2424 (pass_iv_canon): Same.
2425 (pass_complete_unroll): Same.
2426 (pass_complete_unrolli): Same.
2427 (pass_parallelize_loops): Same.
2428 (pass_loop_prefetch): Same.
2429 (pass_iv_optimize): Same.
2431 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2434 * passes.c (init_optimization_passes): Move pass_lim before
2435 pass_copy_prop and pass_dce_loop.
2437 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2440 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2441 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2442 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2443 MULTI_* defines for 4 argument vpermil2p* builtins.
2445 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2448 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2449 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2450 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2451 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2452 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2453 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2454 Use x86_maybe_negate_const_int to output insn mnemonic.
2455 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2456 check from instruction predicate. Update comments.
2457 * config/i386/sync.md (sync_add<mode>): Use
2458 x86_maybe_negate_const_int to output insn mnemonic.
2460 2010-04-06 Jan Hubicka <jh@suse.cz>
2462 PR tree-optimization/42906
2463 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2464 IGNORE_SELF argument. Set visited_control_parents for fully
2466 (find_obviously_necessary_stmts): Update call of
2467 mark_control_dependent_edges_necessary.
2468 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2470 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2472 * config/i386/i386.md: Remove comment about 'e' and 'E'
2475 2010-04-06 Richard Guenther <rguenther@suse.de>
2477 PR tree-optimization/43627
2478 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2479 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2482 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2484 * BASE-VER: Change to 4.6.0.
2487 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2490 2010-04-06 Richard Guenther <rguenther@suse.de>
2493 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2495 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2497 * doc/invoke.texi (Optimize Options): Document that LTO
2498 won't remove object access purely due to incompatible
2501 2010-04-04 Matthias Klose <doko@ubuntu.com>
2503 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2504 Initialize variable.
2506 2010-04-03 Richard Guenther <rguenther@suse.de>
2509 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2510 require a non-NULL MEM_OFFSET.
2512 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2514 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2515 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2516 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2517 config/alpha/predicates.md, config/arm/arm.md,
2518 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2519 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2520 config/darwin9.h, config/darwin.c, config/darwin.h,
2521 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2522 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2523 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2524 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2525 config/mips/mips.md, config/mn10300/mn10300.c,
2526 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2527 config/rs6000/aix.h, config/rs6000/dfp.md,
2528 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2529 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2530 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2531 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2532 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2533 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2534 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2535 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2536 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2537 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2538 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2539 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2540 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2541 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2542 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2543 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2544 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2545 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2546 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2547 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2548 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2549 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2550 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2551 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2552 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2553 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2554 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2555 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2556 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2557 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2558 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2559 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2560 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2561 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2562 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2563 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2565 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2568 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2569 * aclocal.m4: Regenerate.
2571 2010-04-02 Richard Guenther <rguenther@suse.de>
2573 PR tree-optimization/43629
2574 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2575 if we have seen a constant value.
2577 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2579 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2581 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2584 * arm.c (legitimize_tls_address): Adjust call to
2585 gen_tls_load_dot_plus_four.
2586 (arm_note_pic_base): New function.
2587 (arm_cannot_copy_insn_p): Use it.
2588 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2591 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2596 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2598 * Makefile.in ($(out_object_file)): Depend on
2599 gt-$(basename $(notdir $(out_file))).h.
2601 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2603 * config.gcc (lm32-*-rtems*): Add t-lm32.
2605 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2607 * config.gcc: Add lm32-*-rtems*.
2608 * config/lm32/rtems.h: New file.
2610 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2613 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2615 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2617 * dwarf2out.c (output_compilation_unit_header): For
2618 -gdwarf-4 use version 4 instead of version 3.
2619 (output_line_info): For version 4 and above emit additional
2620 maximum ops per insn header field.
2621 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2623 * dwarf2out.c (is_c_family, is_java): Remove.
2624 (lower_bound_default): New function.
2625 (add_bound_info, gen_descr_array_type_die): Use it.
2627 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2630 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2631 re-declaration when it happens in a function.
2633 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2635 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2636 (cgraph_remove_function_insertion_hook): Same.
2637 (cgraph_call_function_insertion_hooks): Same.
2639 2010-04-01 Richard Guenther <rguenther@suse.de>
2642 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2643 and TREE_THIS_VOLATILE.
2644 (copy_ref_info): Likewise.
2645 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2646 * tree.c (build6_stat): Ignore side-effects of all but arg5
2647 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2650 2010-04-01 Richard Guenther <rguenther@suse.de>
2652 PR tree-optimization/43607
2653 * ipa-type-escape.c (check_call): Do not access non-existing
2656 2010-04-01 Richard Guenther <rguenther@suse.de>
2660 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2661 Jack Howarth <howarth@bromo.med.uc.edu>
2663 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2666 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2668 * doc/install.texi (Prerequisites): Document libelf usability on
2669 IRIX 5/6 and Solaris 2.
2670 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2671 Update GNU as, GNU ld requirements.
2672 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2673 Document Sun Studio compiler download.
2674 Update and simplify as, ld recommendations.
2675 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2677 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2679 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2680 with_tune_32 to pentium4.
2682 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2684 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2686 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2688 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2689 obsoletion, removal.
2691 Document GNU as requirement.
2692 Update configure requirements.
2693 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2694 Recomment IRIX 6.5.18+.
2695 Document IDF/IDL requirement.
2696 Document GNU as requirement.
2697 Document GNU ld bootstrap failure.
2698 Remove freeware.sgi.com reference.
2700 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2702 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2703 UNIX V4.0, V5.0 obsoletion, removal.
2704 Remove --with-gc=simple reference.
2705 Update VM requirements during bootstrap.
2706 Remove -oldas bootstrap description.
2707 Update binutils reference.
2708 Remove comparison failure note.
2710 2010-03-31 Richard Guenther <rguenther@suse.de>
2711 Zdenek Dvorak <ook@ucw.cz>
2712 Sebastian Pop <sebastian.pop@amd.com>
2715 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2716 with multiple arguments.
2717 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2719 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2721 * graphite-dependences.c (print_pddr): Call print_pdr with an
2723 * graphite-poly.c (debug_pdr): Add an extra argument for the
2726 (print_pbb_domain): Same.
2728 (print_scop_context): Same.
2730 (print_cloog): Same.
2731 (debug_pbb_domain): Same.
2735 (debug_scop_context): Same.
2737 (debug_cloog): Same.
2738 (print_scop_params): Same.
2739 (debug_scop_params): Same.
2740 (print_iteration_domain): Same.
2741 (print_iteration_domains): Same.
2742 (debug_iteration_domain): Same.
2743 (debug_iteration_domains): Same.
2744 (print_scattering_function): Same.
2745 (print_scattering_functions): Same.
2746 (debug_scattering_function): Same.
2747 (debug_scattering_functions): Same.
2748 * graphite-poly.h (debug_pdr): Update declaration.
2750 (print_pbb_domain): Same.
2752 (print_scop_context): Same.
2754 (print_cloog): Same.
2755 (debug_pbb_domain): Same.
2759 (debug_scop_context): Same.
2761 (debug_cloog): Same.
2762 (print_scop_params): Same.
2763 (debug_scop_params): Same.
2764 (print_iteration_domain): Same.
2765 (print_iteration_domains): Same.
2766 (debug_iteration_domain): Same.
2767 (debug_iteration_domains): Same.
2768 (print_scattering_function): Same.
2769 (print_scattering_functions): Same.
2770 (debug_scattering_function): Same.
2771 (debug_scattering_functions): Same.
2773 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2775 * graphite-poly.c (print_scattering_function_1): New.
2776 (print_scattering_function): Call it.
2777 (print_scop_params): Remove spaces at the end of lines.
2780 * graphite-poly.h (print_cloog): Declared.
2781 (debug_cloog): Declared.
2783 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2785 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2787 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2788 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2789 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2790 to switch between adding the IV bump in loop->latch or in loop->header.
2792 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2794 * graphite-poly.c (print_scattering_function): Pretty print following
2797 (print_pbb_domain): Same.
2798 (dump_gbb_cases): Same.
2799 (dump_gbb_conditions): Same.
2802 (print_scop_params): Same.
2803 (print_scop_context): Same.
2805 (print_pbb_body): New.
2806 (lst_indent_to): New.
2807 (print_lst): Start new lines with a #.
2808 * graphite-poly.h (pbb_bb): New.
2809 (pbb_index): Use pbb_bb.
2810 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2812 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2814 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2816 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2817 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2818 and 0 instead of 1 for dw_val_class_flag.
2819 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2820 dw_val_class_range_list, dw_val_class_loc_list,
2821 dw_val_class_lineptr and dw_val_class_macptr, use
2822 DW_FORM_flag_present for dw_val_class_flag and
2823 DW_FORM_exprloc for dw_val_class_loc.
2824 (output_die): For -gdwarf-4 print dw_val_class_loc
2825 size as uleb128 instead of 1 or 2 bytes and don't print
2826 anything for dw_val_class_flag.
2828 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2829 instead of cselib_lookup following by tweaking locs->setting_insn.
2832 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2833 even before returning from label, setjmp call or volatile asm
2836 2010-03-31 Richard Guenther <rguenther@suse.de>
2839 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2840 temporary data on stack.
2842 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2844 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2845 (PUSHSECTION_ASM_OP): Remove.
2846 (POPSECTION_ASM_OP): Remove.
2847 (PUSHSECTION_FORMAT): Remove.
2848 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2849 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2850 * config/sol2.c (solaris_output_init_fini): Use it.
2852 2010-03-31 Jie Zhang <jie@codesourcery.com>
2855 * opt-functions.awk (var_type_struct): Use signed char type
2856 for simple variables.
2858 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2860 * config/sol2.c: Include output.h.
2861 (solaris_assemble_visibility): New function.
2862 * config/t-sol2 (sol2.o): Add output.h dependency.
2863 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2864 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2867 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2870 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2871 V2SImode or XFmode on PRE_DEC.
2874 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2877 2010-03-31 Jie Zhang <jie@codesourcery.com>
2880 * reload.h (caller_save_initialized_p): Declare.
2881 * toplev.c (backend_init_target): Don't call
2882 init_caller_save but set caller_save_initialized_p to false.
2883 * caller-save.c (caller_save_initialized_p): Define.
2884 (init_caller_save): Check caller_save_initialized_p.
2885 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2887 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2890 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2891 and soft-fp/t-softfp to tmake_file.
2892 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2893 (LIBGCC2_TF_CEXT): Define.
2896 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2899 * cselib.c (n_useless_values): Document handling of debug locs.
2900 (n_useless_debug_values, n_debug_values): New variables.
2901 (new_elt_loc_list): Don't add to debug values, keep count.
2902 (promote_debug_loc): New.
2903 (cselib_reset_table): Zero new variables.
2904 (entry_and_rtx_equal_p): Promote debug locs.
2905 (discard_useless_locs): Increment n_useless_debug_values for
2907 (remove_useless_values): Adjust n_useless_values and n_debug_values
2908 with n_useless_debug_values.
2909 (add_mem_for_addr): Promote debug locs.
2910 (cselib_lookup_mem): Likewise.
2911 (cselib_lookup_addr): Renamed to...
2912 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2913 (cselib_log_lookup): ... this. Turn into...
2914 (cselib_lookup_addr): ... new wrapper.
2915 (cselib_lookup_from_insn): New.
2916 (cselib_invalidate_regno): Increment n_useless_debug_values for
2918 (cselib_invalidate_mem): Likewise.
2919 (cselib_process_insn): Take n_deleted and n_debug_values into
2920 account to guard remove_useless_value call.
2921 (cselib_finish): Zero n_useless_debug_values.
2922 * cselib.h (cselib_lookup_from_insn): Declare.
2923 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2924 (sched_analyze_2): Likewise.
2926 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2928 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2930 (adjust_mems): Replace narrowing SUBREG of expression containing
2931 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2932 with operations in the narrower mode.
2935 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2936 regs_invalidated_by_call instead all call_used_reg_set registers.
2938 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2941 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2942 pointer comparisons with types_compatible_p.
2943 * tree-vect-stmts.c (vectorizable_call): Same.
2944 (vectorizable_condition): Same.
2946 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2948 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2949 stack check if the mask would be zero.
2951 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2952 Jack Howarth <howarth@bromo.med.uc.edu>
2954 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2957 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2960 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2962 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2963 Include ___unordxf2 and ___unordtf2.
2964 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2967 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2969 * config/lm32/t-lm32: New file.
2970 * config.gcc: Use the above file when targetting lm32.
2972 2010-03-28 Duncan Sands <baldrick@free.fr>
2974 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2976 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2979 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2980 Improve vectorization cost model diagnostic.
2982 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2985 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2986 compute_data_dependences_for_loop returns false, early exit
2987 and output an extra diagnostic for the failed data reference
2990 2010-03-29 Richard Guenther <rguenther@suse.de>
2992 PR tree-optimization/43560
2993 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2994 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2996 2010-03-29 Jie Zhang <jie@codesourcery.com>
2999 * toplev.c (process_options): Set optimization_default_node
3000 and optimization_current_node.
3001 * opts.c (decode_options): Don't set optimization_default_node
3002 and optimization_current_node.
3004 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3006 * config/rtems.h: Abandon -qrtems_debug.
3008 2010-03-28 Jan Hubicka <jh@suse.cz>
3010 PR tree-optimization/43505
3011 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3012 map should not be copied.
3014 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3017 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3018 cdtors, set DECL_PRESERVE_P.
3019 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3022 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3024 PR tree-optimization/43528
3025 * stor-layout.c (place_field): Check that constant fits into
3026 unsigned HWI when skipping calculation of MS bitfield layout.
3028 2010-03-27 Jan Hubicka <jh@suse.cz>
3031 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3032 notice_global_symbol work.
3034 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3036 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3037 instead of dwarf2out_decl.
3038 (struct var_loc_node): Remove section_label field.
3039 (dwarf2out_function_decl): New function.
3040 (dwarf2out_var_location): Don't set section_label field.
3041 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3043 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3045 PR tree-optimization/43544
3046 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3047 First argument for builtin vectorized function hook is now a
3048 tree to be able to distinguish between machine specific and
3050 * targhooks.c (default_builtin_vectorized_function): Ditto.
3051 * targhooks.h (default_builtin_vectorized_function): Ditto.
3052 * target.h (struct gcc_target): Ditto.
3053 * tree-vect-stmts.c (vectorizable_function): Ditto.
3054 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3055 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3058 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3061 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3062 nested binding iff it is a FUNCTION_DECL.
3063 (store_parm_decls_newstyle): Pass nested=true to bind for
3064 FUNCTION_DECLs amongst parameters.
3066 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3068 * var-tracking.c (vt_expand_loc_callback): Don't run
3069 cselib_expand_value_rtx_cb in dummy mode if
3070 cselib_dummy_expand_value_rtx_cb returned false.
3072 * var-tracking.c (emit_note_insn_var_location): For one part
3073 notes with offset 0, don't add EXPR_LIST around the location.
3074 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3075 add_location_or_const_value_attribute): Adjust for that change.
3078 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3079 into first operand and location into second.
3080 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3081 dw_cfi_oprnd_loc for DW_CFA_expression.
3082 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3083 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3084 assume first argument is regnum and second argument is location.
3086 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3089 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3090 of scratch register to DImode. Split to DImode comparison operator.
3091 Use SImode subreg of scratch register in the multiplication.
3092 (*cmp_sadd_sidi): Ditto.
3093 (*cmp_ssub_si): Ditto.
3094 (*cmp_ssub_sidi): Ditto.
3096 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3100 Remove invalid assert and wrong comment.
3102 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3105 * flags.h (final_insns_dump_p): New extern.
3106 * final.c (final_insns_dump_p): New variable.
3107 (rest_of_clean_state): Set it before -fdump-final-insns=
3108 dumping, clear afterwards.
3109 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3110 MEM_ALIAS_SET on MEMs.
3112 2010-03-26 David S. Miller <davem@davemloft.net>
3114 * configure.ac: Fix sparc GOTDATA_OP bug check.
3115 * configure: Rebuild.
3117 2010-03-26 Alan Modra <amodra@gmail.com>
3119 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3121 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3123 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3124 TLS_SECTION_ASM_FLAG.
3126 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3129 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3130 Clear first_function_block_is_cold.
3133 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3134 argument if the argument is truth_value_p.
3136 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3138 * config/rs6000/constraints.md: Update copyright year for my changes.
3141 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3142 used in reg+reg addressing, swap registers.
3144 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3147 * target.h (struct gcc_target): Add code_end hook.
3148 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3150 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3151 * toplev.c (compile_file): Call targetm.asm_out.code_end
3152 hook before unwind info/debug info output.
3153 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3154 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3155 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3156 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3157 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3158 * config/i386/i386.c (ix86_file_end): Renamed to...
3159 (ix86_code_end): ... this. Make static. Don't call
3160 file_end_indicate_exec_stack. Emit unwind info using
3161 final_start_function/final_end_function.
3162 (darwin_x86_file_end): Remove.
3163 (TARGET_ASM_CODE_END): Define.
3164 * config/i386/i386.h (TARGET_ASM_FILE_END,
3165 NEED_INDICATE_EXEC_STACK): Don't define.
3166 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3167 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3168 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3169 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3172 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3173 at the beginning and final_end_function at the end.
3174 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3176 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3178 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3179 and Sun as TLS syntax.
3180 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3181 * configure: Regenerate.
3182 * config.in: Regenerate.
3183 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3184 (default_elf_asm_named_section): Use it.
3185 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3186 (i386_output_dwarf_dtprel): Likewise.
3187 (output_addr_const_extra): Likewise.
3188 (output_pic_addr_const): Lowercase @GOTTPOFF.
3189 (output_addr_const_extra): Likewise.
3190 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3191 (output_addr_const_extra): Likewise.
3192 (output_pic_addr_const): Lowercase @INDNTPOFF.
3193 (output_addr_const_extra): Likewise.
3194 (output_pic_addr_const): Lowercase @NTPOFF.
3195 (output_addr_const_extra): Likewise.
3196 (output_pic_addr_const): Lowercase @TPOFF.
3197 (output_addr_const_extra): Likewise.
3198 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3199 (*tls_global_dynamic_64): Likewise.
3200 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3201 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3203 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3204 (ASM_OUTPUT_TLS_COMMON): Use it.
3205 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3208 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3209 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3210 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3211 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3212 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3213 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3215 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3217 * config/i386/i386.c (override_options): Don't accept
3218 -mtls-dialect=sun any longer.
3219 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3220 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3221 (*tls_local_dynamic_base_32_sun): Likewise.
3222 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3224 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3227 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3228 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3231 * ira.c (adjust_cleared_regs): New function.
3232 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3236 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3238 * expr.c (expand_expr_real): Restore previous
3239 curr_insn_source_location and curr_insn_block after
3240 expand_expr_real_1 call.
3241 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3242 instead of expand_expr_real_1.
3244 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3246 PR rtl-optimization/43413
3247 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3250 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3253 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3254 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3256 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3258 * config/i386/i386.c (ix86_target_string): Add -mfma.
3259 Fix a typo in comment.
3261 2010-03-22 Mike Stump <mikestump@comcast.net>
3264 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3265 Don't overly align based upon packed packed fields.
3267 2010-03-22 Jason Merrill <jason@redhat.com>
3269 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3270 Use () rather than [], and move before the element type.
3272 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3274 * doc/configfiles.texi (Configuration Files): Removed
3275 fixinc/Makefile*, intl/Makefile.*.
3276 * doc/makefile.texi: Fixed markup. Abstract from version
3277 control system used.
3278 (Makefile): Removed obsolete gcc/java/parse.y example.
3279 * doc/sourcebuild.texi: Likewise.
3280 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3281 libgomp, libssp. Removed fastjar.
3282 (Miscellaneous Docs): Clarify location.
3283 Added COPYING3, COPYING3.LIB.
3284 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3286 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3289 * config/i386/i386.c (x86_function_profiler)
3290 [!NO_PROFILE_COUNTERS]: Fix typo.
3291 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3294 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3295 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3297 * doc/sourcebuild.texi (Test Directives): Split into six
3298 subsections, with most of the current text in new subsections
3299 Directives, Selectors, and Final Actions.
3300 (Directives): Split list of test directives into multiple
3302 (Selectors): Describe use and syntax of selectors.
3303 (Effective-Target Keywords): Describe all existing keywords.
3304 (Add Options): Describe features for dg-add-options.
3305 (Require Support): Describe variants of dg-require-support.
3306 (Final Actions): Describe commands to use in dg-final.
3308 2010-03-22 Michael Matz <matz@suse.de>
3311 * recog.c (validate_replace_rtx_group): Replace also in
3312 REG_EQUAL and REG_EQUIV notes.
3314 2010-03-22 Richard Guenther <rguenther@suse.de>
3316 PR tree-optimization/43390
3317 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3318 sure vector extracts are type correct.
3320 2010-03-22 Richard Guenther <rguenther@suse.de>
3323 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3324 x * sqrt (x) even when optimizing for size if the target
3325 has native support for sqrt.
3327 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3329 * varasm.c (make_decl_rtl_for_debug): Also clear
3330 flag_mudflap for the duration of make_decl_rtl call.
3333 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3334 locs from preserved VALUEs.
3336 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3339 * pa.md (movmemsi): Set align to one if zero.
3340 (movmemdi): Likewise.
3342 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3345 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3346 with their corresponding prologue pushes.
3348 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3351 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3352 at the begining or end.
3353 (spu_expand_epilogue): Likewise.
3355 2010-03-20 Richard Guenther <rguenther@suse.de>
3357 PR rtl-optimization/43438
3358 * combine.c (make_extraction): Properly zero-/sign-extend an
3359 extraction of the low part of a CONST_INT. Also handle
3362 2010-03-19 Mike Stump <mikestump@comcast.net>
3364 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3365 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3366 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3368 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3371 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3374 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3376 PR rtl-optimization/42258
3377 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3378 use that may match DEF.
3381 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3382 the cost of loading the constant rather than assuming
3384 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3385 outer code is AND, do the same tests as the andsi3 expander and
3386 return COSTS_N_INSNS (1) if and is cheap.
3388 * optabs.c (avoid_expensive_constant): Fix formatting.
3390 2010-03-19 Michael Matz <matz@suse.de>
3393 * attribs.c (decl_attributes): When rebuilding a function pointer
3394 type use the same qualifiers as the original pointer type.
3396 2010-03-19 Martin Jambor <mjambor@suse.cz>
3398 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3399 and is_gimple_ip_invariant_address.
3401 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3404 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3406 * config/arm/arm.c (arm_override_options): Turn off
3407 flag_dwarf2_cfi_asm for AAPCS variants.
3409 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3412 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3413 Use PRE_MODIFY instead of PRE_DEC.
3414 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3415 (vfp_emit_fstmd): Likewise.
3417 2010-03-19 Michael Matz <matz@suse.de>
3420 * builtins.c (expand_builtin_interclass_mathfn,
3421 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3424 2010-03-19 Richard Guenther <rguenther@suse.de>
3426 PR tree-optimization/43415
3427 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3428 (phi_translate_1): ... this.
3429 (phi_translate): Move all caching here. Cache all NARY
3430 and REFERENCE translations.
3432 2010-03-19 David S. Miller <davem@davemloft.net>
3434 With help from Eric Botcazou.
3435 * config/sparc/sparc.c: Include dwarf2out.h.
3436 (emit_pic_helper): Delete.
3437 (pic_helper_symbol_name): Delete.
3438 (pic_helper_emitted_p): Delete.
3439 (pic_helper_needed): New.
3440 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3441 (get_pc_thunk_name): New.
3442 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3443 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3444 Set pic_helper_needed to true. Don't call emit_pic_helper.
3445 (sparc_expand_prologue): Update load_pic_register call.
3446 (sparc_output_mi_thunk): Likewise.
3447 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3448 thunk if possible. Output CFI information as needed.
3450 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3451 Jack Howarth <howarth@bromo.med.uc.edu>
3454 * config/i386/i386.h: Fix ABI on darwin x86-32.
3456 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3458 * tree.h: Declare make_decl_rtl_for_debug.
3459 * varasm.c (make_decl_rtl_for_debug): New.
3460 * dwarf2out.c (rtl_for_decl_location): Call it.
3461 * cfgexpand.c (expand_debug_expr): Call it.
3463 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3466 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3470 * var-tracking.c (vt_init_cfa_base): Do nothing if
3471 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3473 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3476 * var-tracking.c (canonicalize_vars_star): New.
3477 (dataflow_post_merge_adjust): Use it.
3479 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3482 * var-tracking.c (non_suitable_const): New function.
3483 (add_uses): For DEBUG_INSNs with constants, don't record any
3484 value, instead just the constant value itself.
3485 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3486 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3487 (emit_notes_in_bb): Likewise.
3488 (emit_note_insn_var_location): For onepart variables if
3489 cur_loc is a VOIDmode constant, use DECL_MODE.
3491 2010-03-18 Martin Jambor <mjambor@suse.cz>
3494 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3495 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3496 all non-clones. Moved call redirection...
3497 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3498 (cgraph_materialize_all_clones): Dispose of all
3499 combined_args_to_skip bitmaps.
3500 (verify_cgraph_node): Do not check for edges pointing to wrong
3501 nodes in inline clones.
3502 * tree-inline.c (copy_bb): Call
3503 cgraph_redirect_edge_call_stmt_to_callee.
3504 * ipa.c (cgraph_remove_unreachable_nodes): Call
3505 cgraph_node_remove_callees even when there are used clones.
3507 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3509 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3511 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3514 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3517 2010-03-18 Michael Matz <matz@suse.de>
3520 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3521 into sqrt(x) if we need to preserve signed zeros.
3523 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3524 Eric Botcazou <ebotcazou@adacore.com>
3526 PR rtl-optimization/43360
3527 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3528 note if we don't know its invariant status.
3530 2010-03-18 Michael Matz <matz@suse.de>
3532 PR tree-optimization/43402
3533 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3534 PHI chains of ssa names registered for update.
3536 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3539 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3540 non-offsettable and pre_modify update addressing.
3541 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3542 and "2" alternatives "#".
3543 (*movdd_softfloat32): Make all alternatives "#";
3544 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3545 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3546 (*movdf_softfloat32): Make all alternatives "#";
3547 (movdi): Use the new DIFD mode iterator to create a common splitter
3548 for movdi, movdf and movdd patterns.
3550 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3552 * common.opt (dumpdir): Remove redundant tab.
3554 2010-03-17 Martin Jambor <mjambor@suse.cz>
3556 PR tree-optimization/43347
3557 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3558 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3560 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3562 PR rtl-optimization/42216
3563 * regrename.c (create_new_chain): New function, broken out from...
3564 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3565 appending a use to an empty chain.
3566 (build_def_use): Remove previous changes that convert OP_INOUT to
3567 OP_OUT operands; instead detect the case where an OP_INOUT operand
3568 uses a previously untracked register and create an empty chain for it.
3570 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3572 * doc/extend.texi (Function Attributes): Rewrite unfinished
3573 sentence in ms_abi documentation.
3575 2010-03-17 Alan Modra <amodra@gmail.com>
3577 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3578 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3579 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3580 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3582 2010-03-16 Richard Henderson <rth@redhat.com>
3585 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3586 (lower_try_finally): Save and restore eh_seq around the expansion
3589 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3591 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3592 statements before splitting block.
3594 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3596 * doc/sourcebuild.texi (Testsuites): Fix markup.
3597 Use pathnames relative to gcc/testsuite.
3598 (Test Directives): Move description of how timeout is determined.
3599 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3600 (C Tests): Correct gcc.misc-tests directory.
3601 Framework tests now live in gcc.test-framework.
3603 2010-03-16 Richard Guenther <rguenther@suse.de>
3606 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3607 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3609 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3610 Alexandre Oliva <aoliva@redhat.com>
3612 PR tree-optimization/42917
3613 * lambda-code.c (remove_iv): Skip debug statements.
3614 (lambda_loopnest_to_gcc_loopnest): Likewise.
3615 (not_interesting_stmt): Debug statements are not interesting.
3617 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3621 * cselib.c (cselib_preserve_constants,
3622 cfa_base_preserved_val): New static variables.
3623 (preserve_only_constants): New function.
3624 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3625 clear its REG_VALUES. If cselib_preserve_constants, don't
3626 empty the whole hash table, but preserve there VALUEs with constants,
3627 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3628 (cselib_preserve_cfa_base_value): New function.
3629 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3630 (cselib_init): Change argument to int bitfield. Set
3631 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3633 (cselib_finish): Clear cselib_preserve_constants and
3634 cfa_base_preserved_val.
3635 * cselib.h (enum cselib_record_what): New enum.
3636 (cselib_init): Change argument to int.
3637 (cselib_preserve_cfa_base_value): New prototype.
3638 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3639 * dse.c (dse_step1): Likewise.
3640 * cfgcleanup.c (thread_jump): Likewise.
3641 * sched-deps.c (sched_analyze): Likewise.
3642 * gcse.c (local_cprop_pass): Likewise.
3643 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3644 If FN is non-NULL, call the callback always and whenever it returns
3645 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3646 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3647 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3648 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3649 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3650 * var-tracking.c: Include recog.h.
3651 (bb_stack_adjust_offset): Remove.
3652 (vt_stack_adjustments): Don't call it, instead just gather the
3653 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3654 (adjust_stack_reference): Remove.
3655 (compute_cfa_pointer): New function.
3656 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3657 (struct adjust_mem_data): New type.
3658 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3660 (get_address_mode): New function.
3661 (replace_expr_with_values): Use it.
3662 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3663 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3664 (adjust_sets): Remove.
3665 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3666 Use get_address_mode.
3667 (get_adjusted_src): Remove.
3668 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3669 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3670 (add_with_sets): Don't call adjust_sets.
3671 (fp_setter, vt_init_cfa_base): New functions.
3672 (vt_initialize): Change return type to bool. Move most of pool etc.
3673 initialization to the beginning of the function from end. Pass
3674 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3675 If !frame_pointer_needed, call vt_stack_adjustment before mos
3676 vector is filled, call vt_init_cfa_base if argp/framep has been
3677 eliminated to sp. If frame_pointer_needed and argp/framep has
3678 been eliminated to hard frame pointer, set
3679 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3680 encountering fp setter in the prologue. For MO_ADJUST, call
3681 log_op_type before pusing the op into mos vector, not afterwards.
3682 Call adjust_insn before cselib_process_insn/add_with_sets,
3683 call cancel_changes (0) afterwards.
3684 (variable_tracking_main_1): Adjust for vt_initialize calling
3685 vt_stack_adjustments and returning whether it succeeded or not.
3687 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3689 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3692 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3694 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3696 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3697 drap_reg has not been set.
3699 2010-03-15 Michael Matz <matz@suse.de>
3702 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3703 use it to expand block copies.
3704 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3705 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3706 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3708 2010-03-15 Richard Guenther <rguenther@suse.de>
3710 PR tree-optimization/43367
3711 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3714 2010-03-15 Richard Guenther <rguenther@suse.de>
3716 PR tree-optimization/43317
3717 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3719 2010-03-15 Martin Jambor <mjambor@suse.cz>
3721 PR tree-optimization/43141
3722 * tree-sra.c (create_abstract_origin): New function.
3723 (modify_function): Call create_abstract_origin.
3725 2010-03-15 Chris Demetriou <cgd@google.com>
3727 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3730 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3733 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3734 call insert_out_of_ssa_copy for default definitions.
3736 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3738 * graphite-clast-to-gimple.c (my_long_long): Defined.
3739 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3740 * graphite-sese-to-poly.c (my_long_long): Defined.
3741 (scop_ivs_can_be_represented): Use it.
3743 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3745 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3746 graphite-max-bbs-per-function, and loop-block-tile-size.
3747 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3749 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3751 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3753 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3754 forward declaration.
3755 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3756 (add_upper_bounds_from_estimated_nit): New.
3757 (build_loop_iteration_domains): Use it.
3759 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3761 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3763 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3766 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3767 should be an INTEGER_CST. Also handle CASE_CONVERT.
3769 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3771 * graphite.c (graphite_initialize): To bound the number of bbs per
3772 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3773 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3774 * doc/invoke.texi: Document it.
3776 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3778 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3779 * graphite-sese-to-poly.h (build_poly_scop): Same.
3781 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3783 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3784 the number of parameters in the scop. Use as an upper bound
3785 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3786 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3787 * doc/invoke.texi: Document it.
3789 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3791 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3792 * doc/c-tree.texi: Remove.
3793 * doc/generic.texi: Merge c-tree.texi here.
3794 * doc/gccint.texi (Trees): Remove menu entry.
3795 (c-tree.texi): Remove @include.
3796 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3797 * doc/languages.texi (Reading RTL): Ditto.
3799 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3802 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3804 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3807 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3808 code added to work around reload clobbering CONST insns.
3810 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3812 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3813 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3814 (cselib_preserve_only_values): Remove retain argument, don't
3815 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3816 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3817 * var-tracking.c (micro_operation): Move insn field before union.
3818 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3819 (struct variable_tracking_info_def): Remove n_mos field, change
3820 mos into a vector of micro_operations.
3821 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3822 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3823 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3824 changing into a vector.
3825 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3826 come before all other uops generated by add_stores.
3827 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3829 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3830 a vector. Run just one pass over the bbs instead of separate counting
3831 and computation phase.
3832 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3835 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3836 into *nonlocalized_list vector.
3837 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3838 even if origin is non-NULL.
3839 (gen_variable_die): Likewise.
3840 (process_scope_var): Don't change origin.
3841 (gen_decl_die): Likewise.
3842 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3843 before adding new edges instead of after it, fix moving over
3846 2010-03-11 David S. Miller <davem@davemloft.net>
3848 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3850 * configure: Rebuild.
3852 2010-03-11 Martin Jambor <mjambor@suse.cz>
3854 PR tree-optimization/43257
3855 * tree.c (assign_assembler_name_if_neeeded): New function.
3856 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3858 * tree.h (assign_assembler_name_if_neeeded): Declare.
3859 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3860 the function if needed.
3862 2010-03-11 Chris Demetriou <cgd@google.com>
3864 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3865 include/stdint-gcc.h, and include/stdint.h world-readable.
3867 2010-03-11 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/43255
3870 * tree-vrp.c (process_assert_insertions_for): Do not insert
3871 asserts for trivial conditions.
3873 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3875 PR tree-optimization/43280
3876 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3877 generation. Move calculation of size out of the if branch.
3878 (find_bswap): Modify compare number generation.
3880 2010-03-11 Richard Guenther <rguenther@suse.de>
3883 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3884 (input_gimple_stmt): Fixup handled component types during
3885 operand read. Also fix up decls in ADDR_EXPRs.
3887 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3889 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3890 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3892 2010-03-10 Jan Hubicka <jh@suse.cz>
3895 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3896 * varasm.c (get_variable_section): Don't do that here...
3897 (make_decl_rtl): ... and here.
3898 (do_assemble_alias): Produce decl RTL.
3899 (assemble_alias): Likewise.
3901 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3904 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3905 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3907 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3908 (based_loc_descr): Only express drap or vdrap regno based expressions
3909 using DW_OP_fbreg when not optimizing.
3910 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3911 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3912 REG_CFA_SET_VDRAP note.
3914 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3916 PR tree-optimization/43236
3917 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3918 error in calculation of base address in reverse iteration case.
3919 (generate_builtin): Take number of latch executions if the statement
3922 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3925 * tree-eh.c: Include pointer-set.h.
3926 (lower_eh_dispatch): Filter out duplicate case labels and
3927 remove the unneeded edge when the label is unused. Return
3928 true when some edges are removed.
3929 (execute_lower_eh_dispatch): When any lowering resulted in
3930 removing an edge, also delete unreachable blocks.
3932 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3935 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3936 UNSPEC_MACHOPIC_OFFSET.
3938 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3941 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3942 (m68k_delegitimize_address): New function.
3944 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3947 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3950 * var-tracking.c (adjust_sets): New function.
3951 (count_with_sets, add_with_sets): Use it.
3952 (get_adjusted_src): New inline function.
3953 (add_stores): Use it.
3956 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3957 call cselib_dummy_expand_value_rtx_cb instead of
3958 cselib_expand_value_rtx_cb.
3961 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3962 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3963 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3964 and .cfi_endproc around the pic thunks.
3965 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3966 all queued unwind info register saves are saved before the call.
3967 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3968 considered as sp-=4 for unwind info and the pop as sp+=4 which
3969 also clobbers dest, but doesn't actually restore it.
3972 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3973 RTX_FRAME_RELATED_P.
3975 2010-03-09 Jie Zhang <jie@codesourcery.com>
3977 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3978 whitespaces in output template.
3980 2010-03-09 Jie Zhang <jie@codesourcery.com>
3982 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3985 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3987 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3988 builtins.exp in a separate job.
3990 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3992 * graphite-sese-to-poly.c (add_param_constraints): Use
3993 lower_bound_in_type and upper_bound_in_type.
3995 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3997 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3998 instead of unsigned_type_node.
4000 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4001 Reza Yazdani <reza.yazdani@amd.com>
4004 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4005 on pointer type parameters.
4007 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4011 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4012 handle conversions from pointer to integers.
4013 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4014 induction variable, to be able to work with code generated by CLooG.
4015 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4016 (build_poly_scop): Bail out if we cannot codegen a loop.
4018 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4020 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4021 code generation with gloog_error.
4023 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4025 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4026 Call fold_convert on all the returned values.
4027 (expand_scalar_variables_expr): Pass to
4028 expand_scalar_variables_ssa_name the type of the resulting expression.
4030 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4032 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4033 ppl_min_for_le_pointset.
4034 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4035 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4037 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4039 * graphite-dependences.c (map_into_dep_poly): Removed.
4040 (dependence_polyhedron_1): Use combine_context_id_scat.
4042 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4044 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4045 (struct poly_bb): Same.
4046 (combine_context_id_scat): New.
4048 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4051 * sese.c (name_defined_in_loop_p): Return false for default
4054 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4056 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4057 and clean up the logic.
4059 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4061 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4064 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4066 * var-tracking.c (remove_cselib_value_chains): Define only for
4068 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4069 delete_slot_part, emit_notes_for_differences_1): Don't call
4070 remove_cselib_value_chains here.
4071 (set_slot_part, emit_notes_for_differences_2): Don't call
4072 add_cselib_value_chains here.
4073 (preserved_values): New vector.
4074 (preserve_value): New function.
4075 (add_uses, add_stores, vt_add_function_parameters): Use it
4076 instead of cselib_preserve_value.
4077 (changed_values_stack): New vector.
4078 (check_changed_vars_0): New function.
4079 (check_changed_vars_1, check_changed_vars_2): Use it.
4080 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4081 changed_values_stack VALUEs.
4082 (vt_emit_notes): For all preserved_values call
4083 add_cselib_value_chains. If ENABLE_CHECKING call
4084 remove_cselib_value_chains before verifying value_chains is empty.
4085 Initialize and free changed_values_stack.
4086 (vt_initialize): Initialize preserved_values.
4087 (vt_finalize): Free preserved_values.
4089 2010-03-08 Richard Guenther <rguenther@suse.de>
4091 PR tree-optimization/43269
4092 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4095 2010-03-08 Martin Jambor <mjambor@suse.cz>
4097 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4098 (ipa_is_param_called): Removed.
4099 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4100 (ipa_print_node_params): Do not print the called flag.
4101 (ipa_write_node_info): Do not stream the called flag.
4102 (ipa_read_node_info): Likewise.
4104 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4107 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4108 * cselib.c (struct expand_value_data): Add dummy field.
4109 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4111 (cselib_dummy_expand_value_rtx_cb): New function.
4112 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4114 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4115 * var-tracking.c: Include pointer-set.h.
4116 (variable): Change n_var_parts to char from int. Add
4117 cur_loc_changed and in_changed_variables fields.
4118 (variable_canonicalize): Remove.
4119 (shared_var_p): New inline function.
4120 (unshare_variable): Maintain cur_loc_changed and
4121 in_changed_variables fields. If var was in changed_variables,
4122 replace it there with new_var. Just copy cur_loc instead of
4123 resetting it to something else.
4124 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4125 (dataflow_set_union): Don't call variable_canonicalize.
4126 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4127 of their DEBUG_EXPR_TREE_DECLs.
4128 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4129 and in_changed_variables and cur_loc_changed is false.
4130 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4131 and cur_loc_changed. Don't update cur_loc here.
4132 (variable_merge_over_src): Don't call variable_canonicalize.
4133 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4134 removing loc that is equal to cur_loc, clear cur_loc,
4135 set cur_loc_changed and ensure variable_was_changed is called.
4136 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4137 compare pointers in cur_loc check, if it is equal to loc,
4138 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4139 (variable_different_p): Remove compare_current_location argument,
4140 don't compare cur_loc.
4141 (dataflow_set_different_1): Adjust variable_different_p caller.
4142 (variable_was_changed): If dv had some var in changed_variables
4143 already, reset in_changed_variables flag for it and propagate
4144 cur_loc_changed over to the new variable. On empty var
4145 always set cur_loc_changed. Set in_changed_variables on whatever
4146 var is added to changed_variables.
4147 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4148 Use shared_var_p. When removing loc that is equal to cur_loc,
4149 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4150 end, don't set it to something else, just call variable_was_changed.
4151 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4152 loc being removed, clear cur_loc and set cur_loc_changed.
4153 Set cur_loc_changed if all locations have been removed.
4154 (struct expand_loc_callback_data): New type.
4155 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4156 allocated. Always create SUBREGs if simplify_subreg failed.
4157 Prefer to use cur_loc, when that fails and still in
4158 changed_variables (and seen first time) recompute it. Set
4159 cur_loc_changed of variables which had to change cur_loc and
4160 compute elcd->cur_loc_changed if any of the subexpressions used
4161 had to change cur_loc.
4162 (vt_expand_loc): Adjust to pass arguments in
4163 expand_loc_callback_data structure.
4164 (vt_expand_loc_dummy): New function.
4165 (emitted_notes): New variable.
4166 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4167 that weren't used for any other decl in current
4168 emit_notes_for_changes call call vt_expand_loc_dummy to update
4169 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4170 first loc_chain location if NULL before. Always use just
4171 cur_loc instead of first loc_chain location. When cur_loc_changed
4172 is false, when not --enable-checking=rtl just don't emit any note.
4173 When rtl checking, compute the note and assert it is the same
4174 as previous note. Clear cur_loc_changed and in_changed_variables
4175 at the end before removing from changed_variables.
4176 (check_changed_vars_3): New function.
4177 (emit_notes_for_changes): Traverse changed_vars to call
4178 check_changed_vars_3 on each changed var.
4179 (emit_notes_for_differences_1): Clear cur_loc_changed and
4180 in_changed_variables. Recompute cur_loc of new_var.
4181 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4182 (vt_emit_notes): Initialize and destroy emitted_notes.
4184 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4186 PR rtl-optimization/42220
4187 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4188 Use verify_reg_tracked to determine if we should use OP_OUT rather
4190 (build_def_use): If we see an in-out operand for a register that we
4191 know nothing about, treat is an output if possible, fail the block if
4194 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4197 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4200 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4203 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4204 uses of relevant DEFs that are dead outside the loop too.
4206 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4208 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4210 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4212 * var-tracking.c (values_to_unmark): New variable.
4213 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4214 values_to_unmark vector. Moved body to...
4215 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4216 instead queue it into values_to_unmark vector.
4217 (vt_find_locations): Free values_to_unmark vector.
4219 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4221 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4222 (site.exp): Export them when plugins are enabled.
4224 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4227 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4229 (chrec_fold_multiply): Same.
4231 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4234 * c-decl.c (build_compound_literal): Return early if init is
4237 2010-03-04 Martin Jambor <mjambor@suse.cz>
4239 PR tree-optimization/43164
4240 PR tree-optimization/43191
4241 * tree-sra.c (type_consists_of_records_p): Reject records with
4242 zero-size bit-fields at the end.
4244 2010-03-04 Mike Stump <mikestump@comcast.net>
4246 * Makefile.in (TAGS): Remove *.y.
4248 2010-03-04 Richard Guenther <rguenther@suse.de>
4250 PR tree-optimization/40761
4251 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4253 (my_rev_post_order_compute): New function.
4254 (init_pre): Call it.
4256 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4259 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4260 decrease the cost of an IV candidate when the cost is infinite.
4262 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4264 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4265 Use '3DNow!' for the extension of that name, ensure normal space
4267 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4269 2010-03-03 Jeff Law <law@redhat.com>
4271 * PR middle-end/32693
4272 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4273 than gen_rtx_SUBREG.
4274 (extract_bit_field_1): Likewise.
4276 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4278 * doc/sourcebuild.texi (Test directives): Document that arguments
4279 include-opts and exclude-opts are now optional for dg-skip-if,
4280 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4282 2010-03-03 Jason Merrill <jason@redhat.com>
4285 * cgraph.h (varpool_node): Add extra_name field.
4286 * varpool.c (varpool_extra_name_alias): New.
4287 (varpool_assemble_decl): Emit extra name aliases.
4288 (varpool_mark_needed_node): Look past an extra name alias.
4289 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4290 * lto-streamer-in.c (lto_input_tree): Read it.
4291 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4293 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4295 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4296 (sparc*-*-solaris2*): ...this.
4298 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4301 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4302 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4303 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4304 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4307 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4308 fallthrough to default handling, just with want_address 0 instead of 2.
4309 For single element lists, add_AT_loc directly, otherwise create an
4310 artificial variable DIE and stick location list to it.
4313 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4314 (VAL_EXPR_HAS_REVERSE): Define.
4315 (reverse_op): New function.
4316 (add_stores): For reversible operations add an extra MO_VAL_USE.
4318 2010-03-02 Jason Merrill <jason@redhat.com>
4320 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4322 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4324 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4325 (sparc64-*-linux*): Likewise.
4326 (sparc64-*-solaris2*): Include assembler files before linker ones.
4327 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4328 * config/sparc/gas.h: Delete.
4329 * config/sparc/sol2-64.h: Add copyright notice.
4330 * config/sparc/sol2-gas-bi.h: Likewise.
4331 * config/sparc/sol2-gld.h: Likewise.
4332 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4333 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4334 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4335 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4336 (sparc_elf_asm_named_section): Rename into...
4337 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4339 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4341 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4343 2010-03-02 Jeff Law <law@redhat.com>
4346 * reload1.c (rtx_p, substitute_stack): Declare.
4347 (substitute): Record addresses of changed rtxs.
4348 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4349 Restore the original rtx when complete.
4350 (reload): Free subsitute_stack when complete.
4352 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4354 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4355 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4357 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4358 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4359 Torture Tests): Change from subsection to section.
4361 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4362 Steven Bosscher <steven@gcc.gnu.org>
4364 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4367 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4370 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4371 the assignment from the new induction variable to the assignment
4372 of the value from the original loop PHI function.
4374 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4375 Daniel Jacobowitz <dan@codesourcery.com>
4377 * doc/sourcebuild.texi (Test directives): Clarify options to
4380 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4382 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4383 Disable cfi directives unless GCC and gas agree on using read-only
4384 .eh_frame sections for 64-bit.
4385 * configure: Regenerate.
4387 2010-03-01 Richard Guenther <rguenther@suse.de>
4389 PR tree-optimization/43220
4390 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4391 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4393 2010-03-01 Richard Guenther <rguenther@suse.de>
4394 Martin Jambor <mjambor@suse.cz>
4397 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4398 gimplified parameters.
4400 2010-03-01 Christian Bruel <christian.bruel@st.com>
4402 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4404 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4406 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4408 2010-03-01 Richard Guenther <rguenther@suse.de>
4411 * expr.c (expand_assignment): Use the alias-oracle to tell
4412 if the rhs aliases the result decl.
4414 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4417 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4418 to sol_gt_pch_get_address.
4419 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4420 64-bit, SPARC and x86.
4421 (sol_gt_pch_get_address): New function.
4423 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4425 * toplev.h (inform_n, error_n): Declare.
4426 * diagnostic.c (inform_n, error_n): New function.
4428 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4430 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4431 has no rtl yet when processing local_decls, queue it and recheck
4432 if deferred stack allocation hasn't assigned it rtl.
4434 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4436 * config/sh/sh.c (unspec_bbr_uid): New.
4437 (gen_block_redirect): Use it instead of INSN_UID.
4438 (gen_far_branch): Likewise.
4440 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4442 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4443 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4445 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4447 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4448 (Warning Options): -Wno-conversion-null is valid for
4449 Objective-C++ as well.
4450 * doc/tm.texi (Named Address Spaces): Likewise.
4451 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4452 * doc/tree-ssa.texi (Tree SSA): Likewise.
4454 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4457 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4458 by default. Don't set the default arch for
4459 i[34567]86-*-darwin*|x86_64-*-darwin*.
4461 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4464 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4465 default. Set the default 32bit/64bit archs with $with_arch
4466 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4468 2010-02-27 Richard Guenther <rguenther@suse.de>
4470 PR tree-optimization/43186
4471 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4472 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4473 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4474 unroller iterations.
4476 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4478 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4479 required and i[34567]86-*-* targets don't support 64bit ISA.
4481 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4484 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4487 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4489 * config.gcc: Set the default arch at least to Prescott for
4490 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4491 if SSE math is enabled.
4493 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4495 * diagnostic.c (diagnostic_initialize): Update.
4496 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4498 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4499 (diagnostic_inhibit_notes): New.
4500 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4502 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4505 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4506 * doc/standards.texi: Likewise.
4507 * doc/extend.texi: Likewise.
4508 * doc/trouble.texi: Likewise.
4509 * doc/cppopts.texi: Likewise.
4510 * doc/install.texi: Likewise.
4511 * c.opt (std=c90,std=gnu90): New options.
4512 * c-opts.c (c_common_handle_option): Handle them.
4514 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4517 * c-decl.c (undeclared_variable): Use an informative note.
4519 2010-02-26 Richard Guenther <rguenther@suse.de>
4521 PR tree-optimization/43186
4522 * gimple.h (gimple_fold): Remove.
4523 * gimple.c (gimple_fold): Remove. Inline into single user ...
4524 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4525 Try harder for conditions.
4527 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4530 * function.c (used_types_insert): Don't skip through named pointer
4531 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4532 and it is different from the main variant's type.
4534 2010-02-26 Nick Clifton <nickc@redhat.com>
4536 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4538 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4540 * config.gcc: Support --with-fpmath=sse for x86.
4542 * config/i386/ssemath.h: New.
4544 * doc/install.texi (--with-fpmath=sse): Documented.
4546 2010-02-26 Richard Guenther <rguenther@suse.de>
4548 PR tree-optimization/43188
4549 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4550 vector types of over-aligned element type.
4552 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4555 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4556 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4558 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4560 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4562 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4564 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4565 * var-tracking.c: Include diagnostic.h.
4566 (debug_dv): New function.
4567 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4570 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4571 (add_value_chain, add_value_chains, remove_value_chain,
4572 remove_value_chains): Handle DEBUG_EXPRs.
4573 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4576 * regcprop.c (struct queued_debug_insn_change): New type.
4577 (struct value_data_entry): Add debug_insn_changes field.
4578 (struct value_data): Add n_debug_insn_changes field.
4579 (debug_insn_changes_pool): New variable.
4580 (free_debug_insn_changes, apply_debug_insn_changes,
4581 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4582 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4583 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4585 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4587 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4588 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4589 changes, call cprop_find_used_regs via note_stores.
4590 (copyprop_hardreg_forward): When copying vd from predecessor
4591 which has any queued DEBUG_INSN changes, make sure the pointers are
4592 cleared. At the end call df_analyze and then if there are any
4593 DEBUG_INSN changes queued at the end of some basic block for still
4594 live registers, apply them.
4595 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4597 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4599 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4602 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4604 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4605 targets. Set the default with_cpu/with_arch from arch/cpu.
4606 Allow x86-64 and native for with_cpu/with_arch.
4608 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4610 * ebitmap.c: Change calls to verify_popcount with calls to
4611 sbitmap_verify_popcount.
4612 (ebitmap_clear_bit): Fixed map->cacheindex test and
4613 map>cache update when bit clearing results in an empty
4616 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4619 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4620 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4621 and support both V2DF and V2DI modes.
4622 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4623 support both V2DF and V2DI modes.
4624 (general): Delete trailing whitespace from a few patterns.
4626 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4627 V2DF/V2DI interleave high/low builtins.
4629 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4632 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4633 interleave high/low functions.
4635 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4637 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4638 #pragma extern_prefix.
4640 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4643 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4644 BLKmode, assert op0 is a MEM and just adjust its mode.
4647 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4648 if bitpos isn't multiple of mode's bitsize.
4650 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4652 * c.opt (-ftemplate-depth=): New.
4653 (-ftemplate-depth-): Deprecate.
4654 * optc-gen.awk: Handle -ftemplate-depth=.
4655 * opth-gen.awk: Likewise.
4656 * c-opts.c (c_common_handle_option): Likewise.
4657 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4659 2010-02-24 Jason Merrill <jason@redhat.com>
4661 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4663 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4665 * cfg.c (alloc_aux_for_block): Remove inline.
4666 (alloc_aux_for_edge): Likewise.
4668 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4670 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4672 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4674 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4675 * config/i386/sol2-gas.h: New file.
4676 * config.gcc (i[34567]86-*-solaris2*): Use it.
4678 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4681 * c-typeck.c (ep_convert_and_check): New.
4682 (build_conditional_expr): Use it.
4683 (build_binary_op): Likewise.
4685 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4687 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4690 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4691 bounds even for -O+.
4692 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4693 expr needs to have DECL_NAME set.
4695 2010-02-24 Nick Clifton <nickc@redhat.com>
4697 * config/mep/mep.c: Include gimple.h.
4698 (mep_function_uses_sp): Delete unused function.
4699 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4700 parameters. Use unsigned integers to count args. Return a
4701 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4703 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4706 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4707 greater or equal to nelt instead of 2 * nelt.
4708 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4711 2010-02-23 Jason Merrill <jason@redhat.com>
4714 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4715 in cfun->local_decls even if they have register types.
4718 * stor-layout.c (place_field): Don't warn about unnecessary
4719 DECL_PACKED if the type is packed.
4721 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4724 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4725 GOTOFF relocs, even when the base reg isn't pic pointer.
4727 2010-02-23 Michael Matz <matz@suse.de>
4730 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4731 (expand_gimple_basic_block): Generate and use debug temps if there
4732 are debug uses left after the last real use of TERed ssa names.
4733 Unlink debug immediate uses when they are expanded.
4735 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4738 * config/i386/i386.c (override_options): Reorganise to provide
4739 better error messages.
4741 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4744 * graphite-scop-detection.c (create_single_exit_edge): Move
4745 the call to find_single_exit_edge to....
4746 (create_sese_edges): ...here. Don't handle multiple edges
4747 exiting the function.
4748 (build_graphite_scops): Don't handle multiple edges
4749 exiting the function.
4751 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4754 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4755 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4757 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4760 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4762 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4765 * c-typeck.c (convert_arguments): Print declaration location.
4766 * c-common.c (validate_nargs): Rename as
4767 builtin_function_validate_nargs.
4768 (check_builtin_function_arguments): Update.
4770 2010-02-22 Richard Guenther <rguenther@suse.de>
4773 * tree-inline.c (declare_return_variable): Use the type of
4774 the call stmt lhs if available.
4776 2010-02-22 Duncan Sands <baldrick@free.fr>
4778 * passes.c (register_pass): Always consider all pass lists when
4779 ref_pass_instance_number is zero.
4781 2010-02-22 Richard Guenther <rguenther@suse.de>
4783 PR tree-optimization/42749
4784 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4785 parameter. Do arithmetic in the original type.
4786 (update_accumulator_with_ops): Likewise.
4787 (adjust_accumulator_values): Adjust.
4789 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4791 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4792 (QI to BLKmode splitter): New splitter.
4794 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4796 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4797 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4799 2010-02-22 Richard Guenther <rguenther@suse.de>
4801 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4803 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4805 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4806 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4807 ($(T)crti.o, $(T)crtn.o): Remove rules.
4809 2010-02-21 Tobias Burnus <burnus@net-b.de>
4812 * doc/invoke.texi (-fassociative-math): Document that this
4813 option is automatically enabled for Fortran.
4815 2010-02-20 David S. Miller <davem@davemloft.net>
4817 * configure.ac: Test if linker and assembler properly support
4818 GOTDATA_OP relocations.
4819 * configure: Rebuild.
4820 * config.in: Likewise.
4821 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4822 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4823 (movsi_high_pic): Likewise.
4824 (movdi_lo_sum_pic): Likewise.
4825 (movdi_high_pic): Likewise.
4826 (movsi_pic_gotdata_op): New pattern.
4827 (movdi_pic_gotdata_op): Likewise.
4828 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4829 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4831 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4835 attribute to ssemul.
4836 (xop_mulv2div2di3_high): Ditto.
4838 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4841 * c.opt (Wconversion-null): New option.
4842 * doc/invoke.texi (Wconversion-null): Document.
4844 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4846 * common.opt (Wlarger-than-): Add Undocumented.
4848 2010-02-19 Mike Stump <mikestump@comcast.net>
4850 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4852 2010-02-19 Jason Merrill <jason@redhat.com>
4855 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4856 * configure: Likewise.
4858 2010-02-20 Alan Modra <amodra@gmail.com>
4861 * cgraph.h (cgraph_make_decl_local): Declare.
4862 * cgraph.c (cgraph_make_decl_local): New function.
4863 (cgraph_make_node_local): Use it.
4864 * cgraphunit.c (cgraph_function_versioning): Likewise.
4865 * ipa.c (function_and_variable_visibility): Likewise.
4867 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4870 * except.c (sjlj_emit_function_enter): Don't call
4871 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4873 * rtl.h (add_reg_br_prob_note): Remove prototype.
4875 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4878 * c-common.c (conversion_warning): Remove widening conversions
4879 before checking the conversion of integers to reals.
4881 2010-02-19 Mike Stump <mikestump@comcast.net>
4884 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4887 * cgraphunit.c (process_function_and_variable_attributes): Check
4888 DECL_PRESERVE_P instead of looking up attribute "used".
4889 * ipa-pure-const.c (check_decl): Likewise.
4890 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4891 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4892 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4893 instead of attribute "used".
4894 * config/sol2-c.c (solaris_pragma_init): Likewise.
4895 (solaris_pragma_fini): Likewise.
4897 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4899 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4900 Use XCNEW instead of xcalloc.
4901 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4902 XNEW instead of xmalloc.
4903 (get_fields): Use XNEWVEC instead of xmalloc.
4906 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4907 populate vars array.
4908 (create_new_general_access): For debug stmts just reset value.
4909 (get_stmt_accesses): For accesses within debug stmts just record them
4910 using add_access_to_acc_sites instead of preventing the peeling or
4911 counting them as accesses.
4914 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4916 2010-02-19 Richard Guenther <rguenther@suse.de>
4918 PR tree-optimization/42916
4919 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4922 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4924 * configure.ac: Replace all uses of changequote in macro arguments
4925 with proper quoting.
4927 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4930 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4932 2010-02-19 Richard Guenther <rguenther@suse.de>
4934 PR tree-optimization/42944
4935 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4936 test for aliasing with errno.
4938 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4941 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4942 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4943 * dojump.c: Include output.h.
4944 (inv): New inline function.
4945 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4946 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4947 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4948 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4949 argument, pass it down to other calls.
4950 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4951 add REG_BR_PROB note to the conditional jump.
4952 * cfgexpand.c (add_reg_br_prob_note): Removed.
4953 (expand_gimple_cond): Don't call it, add the probability
4954 as last argument to jumpif_1/jumpifnot_1.
4955 * Makefile.in (dojump.o): Depend on output.h.
4956 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4958 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4959 * stmt.c (do_jump_if_equal): Likewise.
4960 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4961 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4962 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4964 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4965 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4966 jumpifnot_1 callers.
4967 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4969 (store_expr): Adjust jumpifnot caller.
4970 (store_constructor): Adjust jumpif caller.
4973 * gimplify.c (gimple_boolify): For __builtin_expect call
4974 gimple_boolify also on its first argument.
4976 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4978 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4980 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4981 * configure: Regenerated.
4983 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4985 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4986 lang_hooks.types_compatible_p instead of comptypes.
4988 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4990 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4991 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4992 if __prefer_thumb__ is defined.
4994 2010-02-18 Martin Jambor <mjambor@suse.cz>
4996 PR tree-optimization/43066
4997 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4998 array with zero-sized element type.
5000 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5002 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5003 rtx, allocate struct var_loc_node here and return it to the
5004 caller, and only if it is actually needed.
5005 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5006 move it earlier and return immediately if it returns NULL.
5008 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5010 * config/sparc/gas.h: New file. Restore
5011 TARGET_ASM_NAMED_SECTION to its ELF default.
5012 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5014 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5015 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5016 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5017 after sparc/sysv4.h.
5019 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5021 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5023 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5025 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5026 patterns from predicated pattern.
5028 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5031 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5032 for insn mnemonic suffix.
5034 2010-02-17 Richard Guenther <rguenther@suse.de>
5036 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5039 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5042 * caller-save.c (save_call_clobbered_regs): If BB ends with
5043 a DEBUG_INSN, move any notes in between last real insn and the last
5044 DEBUG_INSN after the last DEBUG_INSN.
5046 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5048 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5049 Fix return type. Fix argument type. Explain meaning of return value.
5051 2010-02-16 Richard Guenther <rguenther@suse.de>
5053 PR tree-optimization/41043
5054 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5055 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5057 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5059 2010-02-16 Ira Rosen <irar@il.ibm.com>
5061 PR tree-optimization/43074
5062 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5063 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5064 vectorizable cycles in hybrid SLP check.
5065 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5067 2010-02-16 Richard Guenther <rguenther@suse.de>
5069 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5070 (true_dependence): If memrefs_conflict_p computes must-alias
5071 trust it. Move TBAA check after offset-based disambiguation.
5072 (canon_true_dependence): Likewise.
5074 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5076 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5077 * doc/invoke.texi: Document it.
5078 * var-tracking.c: Include toplev.h and params.h.
5079 (vt_find_locations): Return bool indicating success. Compute
5080 hash sizes unconditionally. Check new parameter, report.
5081 (variable_tracking_main_1): Check vt_find_locations results and
5082 retry. Renamed from...
5083 (variable_tracking_main): ... this. New wrapper to preserve
5084 flag_var_tracking_assignments.
5085 * Makefile.in (var-tracking.o): Adjust dependencies.
5087 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5088 Jakub Jelinek <jakub@redhat.com>
5091 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5092 if weak_import attribute is present.
5093 * config/darwin.c (machopic_select_section): Likewise.
5095 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5097 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5098 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5099 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5100 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5102 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
5104 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5107 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5108 Rewrite text to refer to the names.
5110 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5112 * config/i386/i386-builtin-types.def
5113 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5114 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5115 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5116 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5117 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5118 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5119 IX86_BUILTIN_VPERMIL2PS256.
5120 (MULTI_ARG_4_DF2_DI_I): Defined.
5121 (MULTI_ARG_4_DF2_DI_I1): Defined.
5122 (MULTI_ARG_4_SF2_SI_I): Defined.
5123 (MULTI_ARG_4_SF2_SI_I1): Defined.
5124 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5125 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5126 __builtin_ia32_vpermil2ps256.
5127 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5128 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5129 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5130 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5131 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5132 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5133 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5134 CODE_FOR_xop_vpermil2v8sf3.
5135 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5136 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5137 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5138 (_mm256_permute2_pd): New.
5139 (_mm_permute2_ps): New.
5140 (_mm256_permute2_ps): New.
5142 2010-02-15 Nick Clifton <nickc@redhat.com>
5144 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5145 boolean parameters. Use emit_jump_insn when emitting a pop
5146 instruction containing a return insn.
5147 (push): Use 'true' rather than '1' as second parameter to F.
5148 (h8300_expand_prologue): Likewise.
5149 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5150 (h8300_expand_epilogue): Likewise.
5152 2010-02-15 Richard Guenther <rguenther@suse.de>
5155 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5158 2010-02-15 Nick Clifton <nickc@redhat.com>
5160 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5163 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5165 * intl.c (fake_ngettext): New function.
5166 * intl.h (fake_ngettext): Declare.
5167 (ngettext): Define macro.
5168 * collect2.c (notice_translated): New function.
5169 (main): Use notice_translated and ngettext.
5170 * collect2.h (notice_translated): Declare.
5172 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5174 * reorg.c (delete_computation): Comment fixes.
5175 * caller-save.c (setup_save_areas): Idem.
5176 * sel-sched-dump.c (dump_lv_set): Idem.
5179 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5181 * config/s390/s390.c (s390_sched_init): New function.
5182 (TARGET_SCHED_INIT): Target hook defined.
5184 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5185 Jack Howarth <howarth@bromo.med.uc.edu>
5186 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5189 Partial revert of unintended change in fix for PR41605.
5190 * config/darwin.h: Fix typo.
5191 * config/darwin9.h: Same.
5193 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5195 * c-pch.c (pch_init): Clear v.
5197 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5200 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5201 graphite_can_represent_init for MULT_EXPR.
5203 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5207 * graphite-sese-to-poly.c (remove_phi): New.
5208 (translate_scalar_reduction_to_array): Call remove_phi.
5210 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5213 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5214 * graphite-clast-to-gimple.h (gloog): Update declaration.
5215 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5216 * graphite-poly.h (struct poly_bb): Add missing comments.
5217 (struct scop): Add poly_scop_p field.
5219 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5220 * graphite.c (graphite_transform_loops): Build the polyhedral
5221 representation for each scop before code generation.
5222 * sese.c (rename_variables_in_operand): Removed.
5223 (rename_variables_in_expr): Return the renamed expression.
5224 (rename_sese_parameters): New.
5225 * sese.h (rename_sese_parameters): Declared.
5227 2010-02-11 Richard Guenther <rguenther@suse.de>
5229 PR tree-optimization/42998
5230 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5231 POINTER_PLUS_EXPR properly.
5233 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5234 Changpeng Fang <changpeng.fang@amd.com>
5237 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5238 the cost of an IV candidate when the IV is used in a test against zero.
5240 * gcc.dg/tree-ssa/ivopts-3.c: New.
5242 2010-02-11 Richard Guenther <rguenther@suse.de>
5245 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5246 pointer-vs-decl case by swapping refs. Handle some cases
5247 of pointer-vs-decl disambiguations more conservatively.
5248 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5249 to false after expanding.
5251 2010-02-11 Richard Guenther <rguenther@suse.de>
5254 * gcc.c (process_command): Handle LTO file@offset case more
5257 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5259 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5260 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5262 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5264 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5265 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5266 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5267 Optimize eq/ne comparisons when both arguments are known to be
5269 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5270 Don't mask operands unnecessarily if they are known to be already
5273 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5275 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5278 2010-02-10 Richard Guenther <rguenther@suse.de>
5280 PR tree-optimization/43017
5281 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5282 for wrapping signed arithmetic.
5284 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5287 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5288 if no debug info should be emitted for it.
5290 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5292 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5293 note when flag_exceptions is set.
5295 2010-02-10 Duncan Sands <baldrick@free.fr>
5297 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5299 2010-02-10 Richard Guenther <rguenther@suse.de>
5302 * tree.c (get_unwidened): Handle constants.
5303 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5305 2010-02-10 Martin Jambor <mjambor@suse.cz>
5308 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5309 check for variable argument counts independently.
5311 2010-02-10 Christian Bruel <christian.bruel@st.com>
5314 * config/sh/sh.c (find_barrier): Increase length for non delayed
5315 conditional branches.
5317 2010-02-10 Christian Bruel <christian.bruel@st.com>
5319 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5321 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5323 * builtins.c (set_builtin_user_assembler_name): Also handle
5324 ffs if int is smaller than word.
5326 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5329 * ira-conflicts.c (get_dup): Remove.
5330 (process_reg_shuffles): Add new parameter. Use it as an
5331 additional guard for copy generation.
5332 (add_insn_allocno_copies): Rewrite.
5334 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5336 * common.opt (fsched2-use-traces): Preserved for backward
5338 * doc/invoke.texi: Remove the documentation about option
5339 -fsched2-use-traces.
5340 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5341 flag_sched2_use_traces.
5342 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5343 the backward compatibility flag section.
5345 2010-02-09 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/43008
5348 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5349 make HEAP variables initialized from global memory if they
5350 are not known builtin functions.
5351 (find_func_aliases): Adjust.
5353 2010-02-09 Richard Guenther <rguenther@suse.de>
5355 PR tree-optimization/43000
5356 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5357 arithmetic manually.
5359 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5361 PR tree-optimization/42931
5362 * tree-loop-linear.c (try_interchange_loops): Don't call
5363 double_int_mul if estimated_loop_iterations failed.
5365 2010-02-08 Martin Jambor <mjambor@suse.cz>
5368 * tree-sra.c (build_accesses_from_assign): Do not mark in
5369 should_scalarize_away_bitmap if stmt has volatile ops.
5370 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5373 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5375 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5377 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5379 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5382 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5385 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5387 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5390 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5391 to unknown_dependence.
5392 (graphite_legal_transform_dr): Handle the unknown_dependence.
5393 (graphite_carried_dependence_level_k): Same.
5395 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5397 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5399 2010-02-07 Richard Guenther <rguenther@suse.de>
5402 * expr.c (get_inner_reference): Always initialize *pbitsize.
5404 2010-02-07 Richard Guenther <rguenther@suse.de>
5407 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5408 new ARRAY_REFs on variable size element or minimal index arrays.
5410 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5411 gimple_fold_indirect_ref.
5413 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5416 * arm.c (arm_override_options): Just return if the user has specified
5417 an invalid fpu name.
5419 2010-02-03 Jason Merrill <jason@redhat.com>
5422 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5423 i386_pe_maybe_record_exported_symbol.
5425 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5428 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5429 (pa_delegitimize_address): New function.
5431 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5433 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5434 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5436 2010-02-05 Richard Guenther <rguenther@suse.de>
5439 * lto-streamer-in.c (get_resolution): Deal with references
5440 to undefined functions.
5442 2010-02-05 Richard Guenther <rguenther@suse.de>
5444 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5445 (fold_const_aggregate_ref): Likewise.
5446 (ccp_fold_stmt): Substitute loads.
5447 (maybe_fold_reference): Verify types before substituting.
5449 (fold_gimple_assign): Unshare properly.
5450 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5452 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5454 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5455 for rs6000_gen_cell_microcode.
5457 2010-02-04 Richard Guenther <rguenther@suse.de>
5459 PR rtl-optimization/42952
5460 * dse.c (const_or_frame_p): Remove MEM handling.
5462 2010-02-04 Nick Clifton <nickc@redhat.com>
5464 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5465 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5466 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5467 (mn10300_asm_output_mi_thunk): New function.
5468 (mn10300_can_output_mu_thunk): New function.
5469 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5470 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5471 (FUNCTION_ARG): Delete incorrect comment.
5473 2010-02-03 Jason Merrill <jason@redhat.com>
5476 * fold-const.c (operand_equal_p): Handle erroneous types.
5478 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5480 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5482 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5484 PR rtl-optimization/42941
5485 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5488 2010-02-03 Jason Merrill <jason@redhat.com>
5491 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5493 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5496 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5497 (cselib_reset_table): Renamed from...
5498 (cselib_reset_table_with_next_value): ... this.
5499 (cselib_get_next_uid): Renamed from...
5500 (cselib_get_next_unknown_value): ... this.
5501 * cselib.c (next_uid): Renamed from...
5502 (next_unknown_value): ... this.
5503 (cselib_clear_table): Adjust.
5504 (cselib_reset_table): Adjust. Renamed from...
5505 (cselib_reset_table_with_next_value): ... this.
5506 (cselib_get_next_uid): Adjust. Renamed from...
5507 (cselib_get_next_unknown_value): ... this.
5508 (get_value_hash): Use hash.
5509 (cselib_hash_rtx): Likewise.
5510 (new_cselib_val): Adjust. Set and dump uid.
5511 (cselib_lookup_mem): Pass next_uid as hash.
5512 (cselib_subst_to_values): Likewise.
5513 (cselib_log_lookup): Dump uid.
5514 (cselib_lookup): Pass next_uid as hash. Adjust.
5515 (cselib_process_insn): Adjust.
5516 (cselib_init): Initialize next_uid.
5517 (cselib_finish): Adjust.
5518 (dump_cselib_table): Likewise.
5519 * dse.c (canon_address): Dump value uid.
5520 * print-rtl.c (print_rtx): Print value uid.
5521 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5523 (dv_uid): New function, sort of renamed from...
5524 (dv_htab_hash): ... this, reimplemented in terms of it and...
5525 (dv_uid2hash): ... this. New.
5526 (variable_htab_eq): Drop excess assertions.
5527 (tie_break_pointers): Removed.
5528 (canon_value_cmp): Compare uids.
5529 (variable_post_merge_New_vals): Print uids.
5530 (vt_add_function_parameters): Adjust.
5531 (vt_initialize): Reset table. Adjust.
5533 2010-02-03 Richard Guenther <rguenther@suse.de>
5535 PR tree-optimization/42944
5536 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5537 (call_may_clobber_ref_p_1): Likewise. Properly handle
5538 malloc and calloc clobbering errno.
5540 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5542 * doc/invoke.texi: Fix name of sched1 dump.
5544 * opts.c (decode_options): Set flag_tree_switch_conversion
5545 only conditionally on optimize >= 2.
5547 * gcse.c: Assorted comment fixes in pass description.
5549 2010-02-03 Anthony Green <green@moxielogic.com>
5551 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5552 nop padding in order to maintain alignment of storage location of
5553 target function address.
5554 (moxie_trampoline_init): Store target function address at newly
5556 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5558 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5560 2010-02-03 Richard Guenther <rguenther@suse.de>
5563 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5565 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5567 * config.gcc: Reenable check for obsolete targets.
5568 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5569 mips-sgi-irix6.[0-4]*.
5571 2010-02-02 Nick Clifton <nickc@redhat.com>
5573 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5574 constant size of 4 as being the same as 0.
5575 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5576 can take values in the range 0..4.
5578 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5581 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5582 as _darwin10_Unwind_FindEnclosingFunction().
5583 * libgcc-libsystem.ver: New.
5585 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5588 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5589 implicitly set registers.
5591 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5593 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5594 (arm_override_options): Allow automatic selection of the thread
5595 pointer register if thumb2.
5596 (legitimize_pic_address): Improve code sequences for Thumb2.
5597 (arm_call_tls_get_addr): Likewise.
5598 (legitimize_tls_address): Likewise.
5599 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5600 (pic_load_addr_32bit): ... this. New named pattern.
5601 * thumb2.md (pic_load_addr_thumb2): Delete.
5602 (pic_load_dot_plus_four): Delete.
5603 (tls_load_dot_plus_four): New named pattern.
5605 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5608 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5609 Document fix for TLS bug.
5611 2010-01-31 Richard Guenther <rguenther@suse.de>
5613 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5614 conservatively correct.
5616 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5620 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5622 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5624 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5626 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5628 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5630 * config.gcc: Adjust order of makefile fragments for mingw targets.
5632 2010-01-31 Richard Guenther <rguenther@suse.de>
5635 * gimplify.c (gimplify_init_constructor): For volatile LHS
5636 initialize a temporary.
5638 2010-01-31 Matthias Klose <doko@ubuntu.com>
5640 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5642 * configure: Regenerate.
5644 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5646 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5647 the same alias set and their sizes different constantness.
5648 (aliasing_component_refs_p): Revert 2009-10-24 change.
5650 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5652 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5655 2010-01-29 Richard Guenther <rguenther@suse.de>
5657 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5658 Assert we successfully updated the call.
5660 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5662 PR rtl-optimization/42889
5663 * df.h (df_set_bb_dirty_nonlr): New prototype.
5664 * df-core.c (df_set_bb_dirty_nonlr): New function.
5665 * df-scan.c (df_insn_rescan): Call it instead of
5666 df_set_bb_dirty for DEBUG_INSNs.
5668 2010-01-29 Richard Guenther <rguenther@suse.de>
5671 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5672 quadratic behavior in most cases.
5674 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5677 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5678 in the call to gen_x86_movsicc_0_m1.
5680 2010-01-28 Richard Guenther <rguenther@suse.de>
5682 PR tree-optimization/42871
5683 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5685 2010-01-28 Richard Guenther <rguenther@suse.de>
5687 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5688 into call arguments.
5690 2010-01-28 Richard Guenther <rguenther@suse.de>
5693 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5694 the forwarder if the destination is an EH landing pad.
5696 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5698 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5699 block list passed to gimple_duplicate_sese_tail.
5700 (parallelize_loops): Avoid parallelization when the function
5702 Avoid parallelization when the preheader is IRREDUCIBLE.
5703 Try to optimize when estimated_loop_iterations_int is unresolved.
5704 Add the loop's location to the dump file.
5705 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5706 (gimple_duplicate_sese_tail): Remove the check for the latch.
5707 Redirect nexits to the exit block.
5708 Remove handling of the incoming edges to the latch.
5709 Redirect the backedge from the copied latch to the exit bb.
5711 2010-01-28 Michael Matz <matz@suse.de>
5714 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5715 Wrap force_reg into a sequence, emit it before user.
5717 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5719 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5721 (arm_legacy_rev): Likewise.
5722 (thumb_legacy_rev): Likewise.
5724 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5726 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5727 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5728 on MEM's address failed, try avoid_constant_pool_reference and
5729 recurse if it returned something different.
5730 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5731 address, try avoid_constant_pool_reference and recurse if it
5732 returned something different.
5733 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5734 address and avoid_constant_pool_reference returned something
5735 different, don't set have_address.
5737 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5740 * var-tracking.c (val_store): Add modified argument, obey it.
5742 (count_uses): Move down logging of main.
5743 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5744 don't need resolution.
5745 (emit_notes_in_bb): Likewise.
5747 2010-01-27 Richard Guenther <rguenther@suse.de>
5750 * tree-inline.c (remap_decl): Delay remapping of SSA name
5751 default definitions until we need them.
5753 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5755 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5756 (rs6000_delegitimize_address): New function.
5758 * config/s390/s390.c (s390_delegitimize_address): Call
5759 delegitimize_mem_from_attrs.
5762 * tree-inline.c (cannot_copy_type_1): Removed.
5763 (copy_forbidden): Don't forbid copying of functions containing
5764 records/unions with variable length fields.
5766 2010-01-27 Christian Bruel <christian.bruel@st.com>
5770 * config/sh/sh.c (find_barrier): Increase length for non delayed
5771 conditional branches.
5773 2010-01-27 Matthias Klose <doko@ubuntu.com>
5775 * configure.ac (gnu-unique-object): Fix ldd version check.
5776 * configure: Regenerate.
5778 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5780 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5782 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5783 Test for HAVE_GNU_AS value.
5785 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5787 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5788 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5789 INT64_TYPE): Define.
5790 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5791 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5792 INT_LEAST64_TYPE): Define.
5793 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5794 UINT_LEAST64_TYPE): Define.
5795 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5796 INT_FAST64_TYPE): Define.
5797 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5798 UINT_FAST64_TYPE): Define.
5799 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5800 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5801 (SIG_ATOMIC_TYPE): Define.
5803 2010-01-26 Richard Guenther <rguenther@suse.de>
5805 * df-scan.c (df_scan_set_bb_info): Remove assert.
5806 (df_insn_rescan_debug_internal): Merge asserts.
5807 (df_install_ref): Likewise.
5808 (df_mark_reg): Use bitmap_set_range.
5809 (df_hard_reg_used_p): Remove assert.
5810 (df_hard_reg_used_count): Likewise.
5812 2010-01-26 Richard Guenther <rguenther@suse.de>
5814 PR rtl-optimization/42685
5815 * web.c (web_main): Ignore DEBUG_INSNs.
5817 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5819 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5821 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5822 Fix types of fndecl and arglist parameters.
5824 2010-01-26 Richard Guenther <rguenther@suse.de>
5827 * tree-eh.c (unsplit_eh): Skip debug insns.
5829 2010-01-26 Richard Guenther <rguenther@suse.de>
5831 PR tree-optimization/42250
5832 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5834 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5837 * omp-low.c (expand_omp_sections): Only use single_pred if
5838 l2_bb is single_pred_p.
5840 2010-01-25 Christian Bruel <christian.bruel@st.com>
5843 * config/sh/sh.c (find_barrier): Increase length for non delayed
5844 conditional branches.
5845 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5847 2010-01-24 David S. Miller <davem@davemloft.net>
5849 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5850 define if not using GAS.
5851 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5852 Likewise. Delete SECTION_MERGE code, which is only applicable
5855 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5858 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5859 mangling of va_list in system headers.
5861 2010-01-23 Toon Moene <toon@moene.org>
5863 * tree-predcom.c (combine_chains): Return NULL, not false.
5865 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5867 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5868 initialization of variable res to agree with return type.
5870 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5872 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5873 * tree-sra.c: Add include of expr.h.
5875 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5877 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5878 insert the debug stmt on the single non-EH edge from the stmt.
5880 2010-01-22 Richard Henderson <rth@redhat.com>
5883 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5884 the RHS until after generate_subtree_copies has insertted its
5885 code before the current statement.
5887 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5889 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5891 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5893 2010-01-21 Martin Jambor <mjambor@suse.cz>
5895 PR tree-optimization/42585
5896 * tree-sra.c (struct access): New field grp_total_scalarization.
5897 (dump_access): Dump the new field.
5898 (should_scalarize_away_bitmap): New variable.
5899 (cannot_scalarize_away_bitmap): Likewise.
5900 (sra_initialize): Allocate new bitmaps.
5901 (sra_deinitialize): Free new bitmaps.
5902 (create_access_1): New function.
5903 (create_access): Parts moved to create_access_1.
5904 (type_consists_of_records_p): New function.
5905 (completely_scalarize_record): Likewise.
5906 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5907 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5908 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5910 (analyze_all_variable_accesses): Completely scalarize small eligible
5913 2010-01-21 Martin Jambor <mjambor@suse.cz>
5915 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5917 2010-01-21 Andrew Haley <aph@redhat.com>
5919 * gcc.c (process_command): Move lang_specific_driver before
5920 setting cc_libexec_prefix.
5922 2010-01-21 Richard Guenther <rguenther@suse.de>
5925 * fold-const.c (negate_expr_p): Pretend only negative
5926 real constants are easily negatable.
5928 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5929 Jason Merrill <jason@redhat.com>
5931 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5932 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5933 * calls.c (initialize argument_information): Handle it.
5934 * c-common.c (handle_transparent_union_attribute): Use new name.
5935 * c-decl.c (finish_struct): Ditto.
5936 * c-typeck.c (type_lists_compatible_p): Ditto.
5937 (convert_for_assignment): Use new name and also handle record.
5938 * function.c (aggregate_value_p): Handle it.
5939 (pass_by_reference): Ditto.
5940 (assign_parm_data_types): Ditto.
5941 * print-tree.c (print_node): Ditto.
5942 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5943 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5944 * tree.c (first_field): New fn.
5946 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5949 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5950 even when linking statically, for now.
5952 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5955 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5956 without a cselib val.
5957 (count_uses): Accept MO_VAL_SET with no val on stores.
5958 (add_stores): Likewise.
5960 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5962 * var-tracking.c (check_value_val): Add a compile time assertion.
5963 (dv_is_decl_p): Simplify.
5964 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5965 gcc_assert if ENABLE_CHECKING.
5967 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5970 * var-tracking.c: Include tree-flow.h.
5971 (mem_dies_at_call): New.
5972 (dataflow_set_preserve_mem_locs): Use it.
5973 (dataflow_set_remove_mem_locs): Likewise.
5974 (dump_var): Renamed from dump_variable. Adjust all callers.
5975 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5976 * Makefile.in (var-tracking.o): Adjust deps.
5978 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5980 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5982 2010-01-20 Richard Guenther <rguenther@suse.de>
5984 PR tree-optimization/42717
5985 * tree-ssa-dce.c (get_live_post_dom): Remove.
5986 (forward_edge_to_pdom): Take an arbitrary edge to copy
5987 degenerate PHI args from.
5988 (remove_dead_stmt): Use the first post-dominator even if it
5989 does not contain live statements as redirection destination.
5991 2010-01-20 Richard Guenther <rguenther@suse.de>
5993 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5995 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5997 * sel-sched.c (create_speculation_check): Remove set but not used
5999 (try_transformation_cache): Remove set but not used variable ds.
6000 (calculate_privileged_insns): Remove set but not used variables
6001 cur_insn and min_spec_insn.
6002 (find_best_expr): Remove set but not used variable avail_n.
6003 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6005 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6007 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6008 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6011 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6014 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6015 cpu types. Add support for *-sse3 cpu types.
6016 (x86_64-*-*): Ditto.
6018 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6021 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6022 argument, call initializer_constant_valid_p_1 instead of
6023 initializer_constant_valid_p, pass CACHE to it, return NULL
6024 immediately if first call returns NULL.
6025 (initializer_constant_valid_p_1): New function.
6026 (initializer_constant_valid_p): Use it.
6028 2010-01-20 Thomas Quinot <quinot@adacore.com>
6030 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6032 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6034 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6035 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6036 (loc_list_from_tree): Don't handle unsigned division. Handle
6037 signed modulo using DW_OP_{over,over,div,mul,minus}.
6038 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6039 modulo instead of signed.
6041 2010-01-20 DJ Delorie <dj@redhat.com>
6043 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6045 (h8300_emit_stack_adjustment): Propogate it.
6047 (h8300_expand_prologue): Likewise.
6048 (h8300_expand_epilogue): Likewise.
6050 2010-01-19 Michael Matz <matz@suse.de>
6052 PR tree-optimization/41783
6053 * tree-data-ref.c (toplevel): Include flags.h.
6054 (dump_data_dependence_relation): Also dump the inputs if the
6055 result will be unknown.
6056 (split_constant_offset_1): Look through some conversions.
6057 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6058 the offset from last element is too large.
6059 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6060 (reassociate_to_the_same_stmt): Handle vector registers.
6061 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6063 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6064 wide_prolog_niters argument, emit widening instructions.
6065 (vect_do_peeling_for_alignment): Adjust caller, use widened
6066 variant of the iteration cound.
6067 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6069 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6072 * config/arm/neon-testgen.m (emit_automatics): New parameter
6073 features. Adjust for Fixed_return_reg feature.
6074 (test_intrinsic): Call emit_automatics with new feature.
6075 * config/arm/neon.ml: Update copyright years.
6076 (features): New Fixed_return_reg feature.
6077 (ops): Update feature for Vget_low.
6079 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6081 PR tree-optimization/42719
6082 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6086 * fwprop.c (all_uses_available_at): Return false if def_set dest
6087 is a REG that is used in def_insn.
6089 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6091 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6093 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6096 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6098 * target.h (struct gcc_target) <secondary_reload>: Change type
6099 of last argument to secondary_reload_info *.
6101 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6104 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6105 memory references with unaligned offsets. Remove CQImode handling.
6106 (unaligned_memory_operand): Return 1 for memory references with
6107 unaligned offsets. Remove CQImode handling.
6109 2010-01-18 Richard Guenther <rguenther@suse.de>
6112 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6115 2010-01-18 Richard Guenther <rguenther@suse.de>
6117 PR tree-optimization/42781
6118 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6119 restrict processing only if the original variable was artificial.
6121 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6123 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6124 find number of popped argument bytes.
6126 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6127 Fix the text that describes the return value for invalid insns.
6129 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6131 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6132 Clarify what 'cost of the -dependence' is. Fix quoting.
6134 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6135 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6137 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6139 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6140 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6142 2010-01-17 Richard Guenther <rguenther@suse.de>
6145 * function.c (split_complex_args): Take a VEC to modify.
6146 (assign_parms_augmented_arg_list): Build a VEC instead of
6147 a chain of PARM_DECLs.
6148 (assign_parms_unsplit_complex): Take a VEC of arguments.
6149 Do not fixup unmodified parms.
6150 (assign_parms): Deal with the VEC.
6151 (gimplify_parameters): Likewise.
6153 2010-01-17 Richard Guenther <rguenther@suse.de>
6155 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6156 node existence check.
6157 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6158 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6159 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6160 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6161 (gimple_execute_on_growing_pred): Likewise.
6163 2010-01-17 Richard Guenther <rguenther@suse.de>
6165 PR tree-optimization/42773
6166 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6167 (compute_antic_aux): Likewise.
6168 (compute_partial_antic_aux): Likewise.
6170 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6173 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6176 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6178 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6181 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6182 Fix markup for strict argument.
6184 (TARGET_SCHED_REORDER2): Fix argument types.
6186 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6187 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6189 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6190 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6192 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6195 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6196 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6197 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6198 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6199 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6201 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6203 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6205 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6206 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6208 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6210 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6213 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6215 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6216 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6218 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6220 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6222 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6223 referring to it. Fix language.
6225 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6227 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6229 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6231 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6233 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6234 '@var{stream}. Remove stray 'and'.
6236 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6238 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6240 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6242 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6243 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6245 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6246 Fix description of return value.
6247 Rename argument "sz" to "len."
6249 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6250 Clarify meaning of 'true' return value.
6252 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6254 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6255 rep_mode versus mode_rep.
6257 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6259 (TARGET_BUILTIN_DECL): Fix name.
6261 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6263 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6265 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6267 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6269 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6271 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6274 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6275 Rename argument tm_fn to md_fn.
6277 (TARGET_OPTION_PRINT): Fix argument list.
6279 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6282 * config/i386/i386.c (ix86_fixup_binary_operands):
6283 Revert FMA4 fixup of operands.
6285 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6288 * Makefile.in (write_entries_to_file, install-plugin):
6289 Use \012 instead of \n with tr.
6291 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6293 * configure.ac (HAVE_AS_REF): New C macro.
6294 * configure: Regenerate.
6295 * config.in: Likewise.
6296 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6298 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6301 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6303 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6305 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6307 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6309 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6311 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6313 (TARGET_BINDS_LOCAL_P): Fix argument type.
6315 (TARGET_ASM_FILE_END): Use prototype.
6317 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6319 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6321 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6323 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6325 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6326 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6328 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6329 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6331 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6332 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6333 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6334 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6336 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6338 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6340 (TARGET_INIT_BUILTINS): Use prototype.
6342 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6343 Put 'const char *' in braces. Fix parameter types.
6344 (TARGET_INVALID_CONVERSION): Fix parameter types.
6345 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6346 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6348 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6351 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6353 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6355 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6357 * doc/tm.texi (TARGET_HELP): Fix return type.
6359 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6360 in braces. Fix argument types.
6362 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6364 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6366 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6368 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6369 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6371 (TARGET_MANGLE_TYPE): Fix argument types.
6373 (TARGET_IRA_COVER_CLASSES): Use prototype.
6375 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6377 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6379 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6381 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6383 (TARGET_CALLEE_COPIES): Fix argument types.
6385 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6387 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6389 (TARGET_FUNCTION_VALUE): Fix argument types.
6391 (TARGET_RETURN_IN_MSB): Fix argument type.
6393 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6395 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6397 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6399 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6400 agree with return type.
6402 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6404 2010-01-15 Jing Yu <jingyu@google.com>
6406 PR rtl-optimization/42691
6407 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6408 a pseudo to a constant and are merged, and adjust comments.
6410 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6412 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6414 2010-01-15 Richard Guenther <rguenther@suse.de>
6417 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6418 labels of computed or non-local gotos to the destination.
6419 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6420 landing pad label is the first label.
6422 2010-01-15 Richard Guenther <rguenther@suse.de>
6424 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6426 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6429 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6430 to allow generation of the xssqrtdp instruction on power7.
6431 (sqrtdf2_fpr): Ditto.
6433 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6436 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6437 functions with noreturn attribute.
6440 * varasm.c (declare_weak): Add weak attribute to decl if it
6441 doesn't have one already.
6442 (assemble_external): Only add decls to weak_decls if they also
6443 have weak attribute.
6445 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6447 * var-tracking.c (var_reg_delete): Don't delete the association
6448 between REGs and values or one-part variables if the register
6451 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6454 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6455 because its first operand is a non-localized variable.
6457 2010-01-14 Martin Jambor <mjambor@suse.cz>
6459 PR tree-optimization/42706
6460 * tree-sra.c (encountered_recursive_call): New variable.
6461 (encountered_unchangable_recursive_call): Likewise.
6462 (sra_initialize): Initialize both new variables.
6463 (callsite_has_enough_arguments_p): New function.
6464 (scan_function): Call decl and flags check only for IPA-SRA, check
6465 whether there is a recursive call and whether it has enough arguments.
6466 (all_callers_have_enough_arguments_p): New function.
6467 (convert_callers): Look for recursive calls only when
6468 encountered_recursive_call is set.
6469 (ipa_early_sra): Bail out either if
6470 !all_callers_have_enough_arguments_p or
6471 encountered_unchangable_recursive_call.
6473 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6475 * sel-sched.c: Add 2010 to copyright years.
6476 * sel-sched-ir.c: Likewise.
6477 * sel-sched-ir.h: Likewise.
6479 2010-01-14 Martin Jambor <mjambor@suse.cz>
6481 PR tree-optimization/42714
6482 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6483 constructors specially.
6485 2010-01-14 Andi Kleen <ak@linux.intel.com>
6487 * config/i386/drivers-i386.c (detect_caches_intel):
6488 Add l2sizekb parameter and fill in.
6489 (host_detect_local_cpu): Add l2sizekb, fill in.
6490 Add Atom small cache heuristic.
6492 2010-01-14 Andi Kleen <ak@linux.intel.com>
6494 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6495 Add level3 parameter and fill in.
6496 (detect_caches_intel): Handle level3 cache.
6498 2010-01-14 Andi Kleen <ak@linux.intel.com>
6500 * config/i386/drivers-i386.c (host_detect_local_cpu):
6501 Fix core duo detection.
6503 2010-01-14 Andi Kleen <ak@linux.intel.com>
6505 * config/i386/drivers-i386.c (host_detect_local_cpu):
6508 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6510 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6511 (rs6000_variable_issue_1): this. Use...
6512 (rs6000_variable_issue): here. Reimplement. Print debug info.
6514 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6516 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6517 sel_restore_notes. Update all callers. Call reemit_notes
6520 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6522 PR rtl-optimization/42246
6523 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6526 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6528 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6529 all successors is the same as number of successors in current region.
6531 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6533 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6534 to rename is not separable. Otherwise check that its LHS is not NULL.
6536 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6538 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6540 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6542 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6543 available registers when failed to discover LHS register class.
6544 Fix indentation. Update comment.
6546 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6547 Alexander Monakov <amonakov@ispras.ru>
6549 PR rtl-optimization/42389
6550 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6552 (advance_state_on_fence): Likewise.
6553 (sel_target_adjust_priority): Print debug output only when
6554 sched_verbose >= 4, not 2.
6555 (get_expr_cost): Do not issue all unique insns on the next cycle.
6556 (fill_insns): Initialize can_issue_more from the value saved
6558 * sel-sched-ir.c (flist_add): New parameter issue_more.
6559 Init FENCE_ISSUE_MORE with it.
6560 (merge_fences): Likewise.
6561 (init_fences): Update call to flist_add.
6562 (add_to_fences, add_clean_fence_to_fences)
6563 (add_dirty_fence_to_fences): Likewise.
6564 (move_fence_to_fences): Update call to merge_fences.
6565 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6567 * sel-sched-ir.h (struct _fence): New field issue_more.
6568 (FENCE_ISSUE_MORE): New accessor macro.
6570 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6572 PR rtl-optimization/42388
6573 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6574 that have no predecessors nor successors. Do not call move_bb_info
6575 for empty blocks outside of current region.
6577 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6579 PR rtl-optimization/42294
6580 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6581 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6582 originators' originators.
6584 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6586 PR rtl-optimization/39453
6587 PR rtl-optimization/42246
6588 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6590 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6592 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6593 Alexander Monakov <amonakov@ispras.ru>
6596 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6597 (maybe_tidy_empty_bb): ... here. Make static. Add new
6598 argument. Update all callers.
6599 (tidy_control_flow): ... and here. Recompute topological order
6600 of basic blocks in region if necessary.
6601 (sel_redirect_edge_and_branch): Change return type. Return true
6602 if topological order might have been invalidated.
6603 (purge_empty_blocks): Export and move from...
6604 * sel-sched.c (purge_empty_blocks): ... here.
6605 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6606 (maybe_tidy_empty_bb): Delete prototype.
6607 (purge_empty_blocks): Declare.
6609 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6611 PR rtl-optimization/42249
6612 * sel-sched.c (try_replace_dest_reg): When chosen register
6613 and original register is the same, do not bail out early, but
6614 still check all original insns for validity of replacing destination
6615 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6618 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6621 Port from no-undefined-overflow branch:
6622 2009-03-09 Richard Guenther <rguenther@suse.de>
6624 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6626 2010-01-14 Richard Guenther <rguenther@suse.de>
6629 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6631 2010-01-14 Ira Rosen <irar@il.ibm.com>
6633 PR tree-optimization/42709
6634 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6635 as scalar type in creation of constant vector operand.
6637 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6640 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6641 (check-parallel-%): Match `testsuite' directory component only
6644 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6646 PR translation/39521
6647 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6650 2010-01-13 Richard Guenther <rguenther@suse.de>
6652 PR tree-optimization/42730
6653 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6656 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6659 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6660 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6663 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6665 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6666 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6667 ___umulsi3_highpart.
6669 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6670 rather than schedule_insns if the pass is enabled.
6672 2010-01-13 Martin Jambor <mjambor@suse.cz>
6674 PR tree-optimization/42704
6675 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6678 2010-01-13 Martin Jambor <mjambor@suse.cz>
6680 PR tree-optimization/42703
6681 * tree-sra.c (analyze_access_subtree): Check that we can build a
6682 reference to the original data within the aggregate.
6684 2010-01-13 Richard Guenther <rguenther@suse.de>
6686 PR tree-optimization/42705
6687 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6689 2010-01-13 Richard Guenther <rguenther@suse.de>
6692 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6694 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6697 * var-tracking.c (values_to_unmark): New variable.
6698 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6699 values_to_unmark vector. Moved body to...
6700 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6701 instead queue it into values_to_unmark vector.
6702 (vt_find_locations): Free values_to_unmark vector.
6704 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6706 * config/s390/s390.c (override_options): Set
6707 default of max-pending-list-length to 256
6709 2010-01-13 Richard Guenther <rguenther@suse.de>
6712 * tree-pass.h (PROP_gimple_lcx): New.
6713 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6714 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6715 before the final cleanup_eh.
6716 (dump_properties): Dump PROP_gimple_lcx.
6717 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6718 (tree_lower_complex_O0): Remove.
6719 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6720 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6721 tree_lower_complex, schedule TODO_update_ssa.
6722 * lto-streamer-out.c (output_function): Stream the functions
6724 * lto-streamer-in.c (input_function): Likewise.
6725 (lto_read_body): Do not override them here.
6727 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6730 * c-typeck.c (build_c_cast): Fold value cast to union type before
6731 wrapping it in a CONSTRUCTOR.
6733 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6735 PR rtl-optimization/42699
6736 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6739 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6741 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6742 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6743 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6744 SUBTARGET_WARN_UNUSED_SPEC): ... here
6745 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6747 2010-01-12 Julian Brown <julian@codesourcery.com>
6749 * config/arm/neon-schedgen.ml (Utils): Don't try to
6750 open missing module.
6751 (find_with_result): New.
6753 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6756 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6757 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6759 PR tree-optimization/42645
6760 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6761 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6762 decl_map, set processing_debug_stmt to -1 and return name without
6765 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6767 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6768 binutils version, and reword target configuration description.
6770 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6772 * config/avr/avr.h (LINKER_NAME): Remove.
6774 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6777 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6778 that support VSX, warn for -mno-altivec if vsx is not disabled,
6781 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6782 Shujing Zhao <pearly.zhao@oracle.com>
6784 PR translation/42469
6785 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6786 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6787 character between option name and help text.
6788 * c.opt (imultilib): Likewise.
6790 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6792 * lto-streamer-out.c (output_unreferenced_globals): Output static
6795 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6797 PR rtl-optimization/42621
6798 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6799 optimizing for size.
6800 (duplicate_computed_gotos): Remove now-redundant check.
6802 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6805 * configure.ac: Save and restore LDFLAGS and LIBS
6806 * configure: Regenerate.
6808 2010-01-10 Richard Guenther <rguenther@suse.de>
6811 * builtins.c (fold_builtin_strlen): Add type argument and
6812 convert the resulting length to it.
6813 (fold_builtin_1): Adjust.
6815 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6817 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6818 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6820 (num_insns_constant_wide): Adjust for that change.
6822 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6825 * web.c (union_defs): Add used argument, to combine uses of
6827 (entry_register): Adjust type and tests of used argument.
6828 (web_main): Widen used for new use. Pass it to union_defs.
6829 * df.h (union_defs): Adjust prototype.
6831 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6834 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6835 uses in new incoming argument. Free body.
6836 (reset_debug_uses_in_loop): New.
6837 (analyze_insn_to_expand_var): Call the latter if the former found
6838 anything. Fix whitespace. Reject invalid dest overlaps before
6839 going through all insns in the loop.
6841 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6844 * haifa-sched.c (dying_use_p): Debug insns don't count.
6846 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6849 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6850 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6851 (verify_gimple_call): Reject LHS in noreturn calls.
6853 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6857 * tree-vect-loop-manip.c (adjust_info): New type.
6858 (adjust_vec): New pointer to vector.
6859 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6860 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6861 (slpeel_update_phis_for_duplicate_loop): Use them.
6862 (slpeel_update_phi_nodes_for_guard1): Likewise.
6863 (slpeel_update_phi_nodes_for_guard2): Likewise.
6864 (slpeel_tree_peel_loop_to_edge): Likewise.
6865 (vect_update_ivs_after_vectorizer): Likewise.
6867 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6869 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6870 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6872 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6874 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6875 bogus uninitialized warning.
6877 2010-01-09 Richard Guenther <rguenther@suse.de>
6880 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6881 the evolution is compatible with the initial condition.
6883 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6885 * gcc.c (process_command): Update copyright notice dates.
6886 * gcov.c (print_version): Likewise.
6887 * gcov-dump.c (print_version): Likewise.
6888 * mips-tfile.c (main): Likewise.
6889 * mips-tdump.c (main): Likewise.
6891 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6894 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6896 (rotlhi3_8): Delete.
6898 (rotlsi3_8): Delete.
6899 (rotlsi3_16): Delete.
6900 (rotlsi3_24): Delete.
6902 (*rotw<mode>3): New.
6903 (*rotb<mode>3): New.
6904 * config/avr/avr.c (avr_rotate_bytes): New function.
6905 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6907 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6910 * configure.ac: Modify -rdynamic check.
6911 * configure: Regenerate.
6913 2010-01-08 DJ Delorie <dj@redhat.com>
6915 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6916 register popping order.
6918 2010-01-08 Richard Guenther <rguenther@suse.de>
6921 * c.opt (fsigned-char): Also let LTO handle this option.
6922 (funsigned-char): Likewise.
6924 2010-01-07 Richard Guenther <rguenther@suse.de>
6926 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6927 (gimple_op): Likewise.
6928 (gimple_op_ptr): Likewise.
6929 (gimple_assign_set_lhs): Remove gcc_assert.
6930 (gimple_assign_set_rhs1): Likewise.
6931 (gimple_assign_set_rhs2): Likewise.
6932 (gimple_call_set_lhs): Likewise.
6933 (gimple_call_set_fn): Likewise.
6934 (gimple_call_set_fndecl): Likewise.
6935 (gimple_call_fndecl): Likewise.
6936 (gimple_call_return_type): Likewise.
6937 (gimple_call_set_chain): Likewise.
6938 (gimple_call_num_args): Likewise.
6939 (gimple_call_set_arg): Likewise.
6940 (gimple_cond_set_code): Likewise.
6941 (gimple_cond_set_lhs): Likewise.
6942 (gimple_cond_set_rhs): Likewise.
6943 (gimple_cond_set_true_label): Likewise.
6944 (gimple_cond_set_false_label): Likewise.
6945 (gimple_label_set_label): Likewise.
6946 (gimple_goto_set_dest): Likewise.
6947 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6948 (gimple_debug_bind_get_value): Likewise.
6949 (gimple_debug_bind_get_value_ptr): Likewise.
6950 (gimple_debug_bind_set_var): Likewise.
6951 (gimple_debug_bind_set_value): Likewise.
6952 (gimple_debug_bind_reset_value): Likewise.
6953 (gimple_debug_bind_has_value_p): Likewise.
6954 (gimple_return_retval_ptr): Remove gcc_assert.
6955 (gimple_return_retval): Likewise.
6956 (gimple_return_set_retval): Likewise.
6957 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6958 (safe_referenced_var_iterator): Remove.
6959 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6960 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6961 (fill_referenced_var_vec): Remove.
6962 (first_readonly_imm_use): Remove redundant gcc_assert.
6963 (phi_arg_index_from_use): Combine gcc_asserts.
6964 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6965 (first_imm_use_stmt): Remove redundant gcc_assert.
6966 * tree-cfg.c (verify_gimple_call): Verify function and chain
6967 operands. Verify arguments.
6968 (verify_types_in_gimple_stmt): Verify condition code and labels.
6970 2010-01-07 Richard Guenther <rguenther@suse.de>
6972 PR tree-optimization/42641
6973 * sese.c (rename_map_elt_info): Use the SSA name version, do
6976 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6978 PR tree-optimization/42625
6979 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6980 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6982 2010-01-07 Duncan Sands <baldrick@free.fr>
6984 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6986 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6989 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6990 note itself is not function_invariant_p.
6992 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6994 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6995 Do not add the DF_NOTE problem.
6996 * store-motion.c (execute_rtl_store_motion): Likewise.
6998 2010-01-07 Martin Jambor <mjambor@suse.cz>
7000 PR tree-optimization/42157
7001 * tree-sra.c (compare_access_positions): Stabilize sort if both
7002 accesses have integer types, return zero immediately if they are the
7005 2010-01-06 Richard Henderson <rth@redhat.com>
7008 * haifa-sched.c (add_to_note_list): Merge into ...
7009 (concat_note_lists): ... here, and ...
7010 (unlink_other_notes, rm_other_notes): Merge into...
7011 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7012 NOTE_INSN_EPILOGUE_BEG.
7014 2010-01-06 Richard Guenther <rguenther@suse.de>
7016 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7017 not inline regular functions into always-inline functions.
7019 2010-01-06 Nick Clifton <nickc@redhat.com>
7021 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7022 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7024 (OVERRIDE_OPTIONS): Delete.
7025 (OPTIMIZATION_OPTIONS): Define.
7026 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7027 * config/rx/rx.c (rx_handle_option): Issue an error message if
7028 -mcpu=rx200 and -fpu are used together.
7029 (rx_set_optimization_options): New function. Issue an error
7030 message if an optimization attribute attempts to reset the FPU/
7031 math optimization pairing.
7032 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7033 * config/rx/rx.opt: Set the default to 32-bit doubles.
7034 * config/rx/t-rx: Add multilibs for -nofpu option.
7035 * doc/invoke.texi: Update documentation of RX options.
7037 2010-01-06 Richard Guenther <rguenther@suse.de>
7039 * tree-ssa-pre.c (name_to_id): New global.
7040 (alloc_expression_id): Simplify SSA name handling.
7041 (lookup_expression_id): Likewise.
7042 (init_pre): Zero name_to_id.
7043 (fini_pre): Free it.
7045 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7047 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7049 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7052 * config/i386/sse.md (smaxv2di3): New.
7053 (umaxv2di3): Likewise.
7054 (sminv2di3): Likewise.
7055 (uminv2di3): Likewise.
7057 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7060 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7061 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7062 (legitimize_tls_address): Likewise.
7063 (sparc_tls_referenced_p): Likewise.
7064 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7065 and adjust calls to legitimize_pic_address.
7066 (legitimate_constant_p) Use sparc_tls_referenced_p.
7067 (legitimate_pic_operand_p): Likewise.
7068 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7069 (sparc_tls_symbol_ref_1): Delete.
7070 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7071 (legitimize_tls_address): Make static, handle CONST patterns.
7072 (legitimize_pic_address): Make static, remove unused parameter and
7073 adjust recursive calls.
7074 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7075 and adjust call to legitimize_pic_address.
7076 (sparc_output_mi_thunk): Likewise.
7078 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7079 H.J. Lu <hongjiu.lu@intel.com>
7082 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7083 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7084 operands to make them signed.
7087 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7090 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7091 GTU to GT for V4SI and V2DI.
7093 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7094 (umin<mode>3): Removed.
7096 (uminv4si3): Likewise.
7098 2010-01-05 Martin Jambor <mjambor@suse.cz>
7100 PR tree-optimization/42462
7101 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7102 current_function_decl to helper functions and macros.
7104 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7107 * flags.h: Don't include real.h.
7108 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7109 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7110 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7111 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7112 * dominance.c: Update copyright.
7113 * gimple.c (walk_gimple_op): Remove inline.
7114 * tree-ssa-reassoc.c: Include real.h.
7115 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7116 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7118 2010-01-05 Nick Clifton <nickc@redhat.com>
7120 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7121 register to push into the stack frame when the accumulator has to
7122 be saved during interrupts.
7124 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7126 * doc/invoke.texi: Remove the documentation about option
7128 * common.opt (Wunreachable-code): Preserved for backward
7130 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7131 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7132 the backward compatibility flag section.
7134 2010-01-05 Richard Guenther <rguenther@suse.de>
7136 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7138 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7141 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7143 PR tree-optimization/42508
7144 * tree-sra.c (convert_callers): Check for recursive call
7145 by comparing cgraph nodes instead of decls.
7146 (modify_function): Call ipa_modify_formal_parameters also
7147 on all same_body aliases.
7149 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7150 cgraph nodes when checking for same_body aliases.
7152 2010-01-05 Richard Guenther <rguenther@suse.de>
7154 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7155 allocation and lookup.
7156 (get_or_alloc_expr_for_constant): Likewise.
7157 (phi_translate): Sink allocation.
7159 2010-01-04 Richard Guenther <rguenther@suse.de>
7161 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7162 a new entry only if needed.
7163 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7164 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7166 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7168 (phi_translate): Handle CONSTANTs early.
7170 2010-01-04 Martin Jambor <mjambor@suse.cz>
7172 PR tree-optimization/42398
7173 * tree-sra.c (struct access): Removed flag grp_different_types.
7174 (dump_access): Do not dump the removed flag.
7175 (sort_and_splice_var_accesses): Do not set the removed flag.
7176 (sra_modify_expr): Check for type compatibility directly.
7178 2010-01-04 Martin Jambor <mjambor@suse.cz>
7180 PR tree-optimization/42366
7181 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7182 edges with variable number of parameters.
7183 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7184 flag instead of asserting it.
7185 (ipa_read_node_info): Read uses_analysis_done flag.
7187 2010-01-04 Richard Guenther <rguenther@suse.de>
7189 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7190 iterative_hash_* as intended.
7191 (vn_reference_compute_hash): Likewise. Simplify hashing
7193 (vn_reference_lookup_2): Likewise.
7194 (vn_nary_op_compute_hash): Likewise.
7195 (vn_phi_compute_hash): Likewise.
7196 (expressions_equal_p): Remove strange code.
7197 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7198 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7199 (bitmap_insert_into_set_1): Take value-id as parameter.
7200 (add_to_value): Pass it.
7201 (bitmap_insert_into_set): Likewise.
7202 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7204 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7207 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7208 (do_self_spec): For switches with SWITCH_IGNORE set set also
7209 SWITCH_IGNORE_PERMANENTLY.
7210 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7213 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7215 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7216 tree of an unreferenced global var.
7218 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7221 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7222 GTU to GT for V4SI and V2DI.
7224 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7225 (umin<mode>3): Removed.
7227 (uminv4si3): Likewise.
7229 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7232 * collect2.c (main): Turn on trace in collect2 if -v is passed
7235 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7237 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7238 description of expression operand.
7240 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7242 * configure.ac: Add install-html to target_list for Make-hooks.
7243 * configure: Regenerate.
7244 * fortran/Make-lang.in (F95_HTMLFILES): New.
7245 (fortran.html): Use it.
7246 (fortran.install-html): New.
7247 * Makefile.in (install-html): Add lang.install-html.
7248 * java/Make-lang.in (JAVA_HTMLFILES): New.
7249 (java.html): Use it.
7250 (java.install-html): New.
7251 * objc/Make-lang.in (objc.install-html): New.
7252 * objcp/Make-lang.in (obj-c++.install-html): New.
7253 * cp/Make-lang.in (c++.install-html): New.
7254 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7255 * lto/Make-lang.in (lto.install-html): New.
7257 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7260 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7262 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7264 PR rtl-optimization/41862
7265 * store-motion.c (store_killed_in_insn, compute_store_table,
7266 remove_reachable_equiv_notes, replace_store_insn,
7267 build_store_vectors): Ignore all DEBUG_INSNs.
7269 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7272 * common.opt: Add dumpdir.
7274 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7276 (option_map): Add --dumpdir.
7278 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7280 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7282 * opts.c (decode_options): Try dump_dir_name first if
7283 dump_base_name isn't an absolute path.
7284 (common_handle_option): Handle OPT_dumpdir.
7286 * toplev.c (dump_dir_name): New.
7287 (print_switch_values): Also ignore -dumpdir.
7289 * toplev.h (dump_dir_name): New.
7291 2010-01-03 Richard Guenther <rguenther@suse.de>
7293 PR tree-optimization/42589
7294 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7295 double-word expansion of bswap32.
7297 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7299 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7300 with BLOCK_FOR_INSN.
7301 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7302 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7303 noce_process_if_block): Likewise.
7304 * gcse.c (compute_local_properties, insert_expr_in_table,
7305 insert_set_in_table, canon_list_insert, find_avail_set,
7306 pre_insert_copy_insn): Likewise.
7308 * basic-block.h (BLOCK_NUM): Move from here...
7309 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7311 2010-01-03 Richard Guenther <rguenther@suse.de>
7313 PR tree-optimization/42438
7314 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7315 contains_may_not_return_call flag.
7316 (BB_MAY_NOTRETURN): New.
7317 (valid_in_sets): Trapping nary operations are not valid
7318 in blocks that may not return.
7319 (insert_into_preds_of_block): Remove check for trapping expressions.
7320 (compute_avail): Compute also BB_MAY_NOTRETURN.
7322 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7324 * doc/invoke.texi: Add 2010 to copyright years.
7326 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7328 * config/sparc/sparc.c: Fix formatting nits.
7330 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7331 Alexander Monakov <amonakov@ispras.ru>
7333 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7335 2010-01-02 Richard Guenther <rguenther@suse.de>
7338 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7339 (simplify_switch_using_ranges): Mark to be removed edges
7342 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7344 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7346 * collect2.c (scan_libraries): Add missing argument in call to
7349 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7352 * config/alpha/predicates.md (aligned_memory_operand): Return false
7354 (unaligned_memory_operand): Return true for CQImode.
7355 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7356 doesn not cross aligned SImode word boundary.
7358 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7360 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7362 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7363 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7365 2010-01-02 Richard Guenther <rguenther@suse.de>
7368 * toplev.c (compile_file): Emit LTO marker properly. Change
7370 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7372 2010-01-01 Richard Guenther <rguenther@suse.de>
7375 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7377 2010-01-01 Richard Guenther <rguenther@suse.de>
7380 * c-decl.c (grokdeclarator): For zero-size arrays force
7381 structural equality checks as layout_type does.
7383 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7385 * builtins.c: Update copyright to 2010.
7387 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7390 * lto-streamer-out.c (produce_asm): Revert the last change.
7391 (copy_function): Likewise.
7393 * lto-streamer.c (lto_get_section_name): Skip any leading
7396 2010-01-01 Richard Guenther <rguenther@suse.de>
7399 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7403 Copyright (C) 2010 Free Software Foundation, Inc.
7405 Copying and distribution of this file, with or without modification,
7406 are permitted in any medium without royalty provided the copyright
7407 notice and this notice are preserved.