1 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
8 * tree-iterator.c (tsi_split_statement_list_after,
9 tsi_split_statement_list_before): Remove.
10 * tree-iterator.h: Remove the prototypes for
11 tsi_split_statement_list_after and
12 tsi_split_statement_list_before.
14 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
16 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
17 * tree-ssa-propagate.h: Remove the prototype for
18 stmt_makes_single_load.
20 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
25 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27 * tree-iterator.c (EXPR_LAST_BODY): Remove.
29 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
31 * except.c (eh_region_outer_p): Remove.
32 * except.h: Remove the prototype for eh_region_outer_p.
34 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
36 * function.c (current_function_assembler_name): Remove.
37 * function.h: Remove the prototype for
38 current_function_assembler_name.
40 2009-04-16 Ian Lance Taylor <iant@google.com>
42 * rtlanal.c (alloc_reg_note): New function, broken out of
44 (add_reg_note): Call alloc_reg_note.
45 * rtl.h (alloc_reg_note): Declare.
46 * combine.c (try_combine): Use alloc_reg_note.
47 (recog_for_combine, move_deaths): Likewise.
48 (distribute_notes): Use alloc_reg_note and add_reg_note.
49 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
50 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
51 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
53 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
55 PR rtl-optimization/39762
56 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
57 ira_may_move_out_cost): Add comments about way of their usage.
58 (ira_get_register_move_cost, ira_get_may_move_cost): New
61 * ira-conflicts.c (process_regs_for_copy): Use function
62 ira_get_register_move_cost instead of global
63 ira_register_move_cost.
65 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
66 color_pass, move_spill_restore, update_curr_costs): Ditto.
68 * ira-lives.c (process_single_reg_class_operands): Ditto.
70 * ira-emit.c (emit_move_list): Ditto.
72 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
73 (record_reg_classes): Ditto. Use functions
74 ira_get_register_move_cost and ira_get_may_move_cost instead of
75 global vars ira_register_move_cost, ira_may_move_out_cost and
77 (record_address_regs): Don't call ira_init_register_move_cost.
78 Use function ira_get_may_move_cost instead of global
80 (process_bb_node_for_hard_reg_moves): Use function
81 ira_get_register_move_cost instead of global
82 ira_register_move_cost.
83 (ira_costs): Don't call ira_init_register_move_cost.
85 2009-04-16 Richard Guenther <rguenther@suse.de>
87 * tree-cfg.c (verify_gimple_assign_binary):
88 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
89 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
90 (create_general_new_stmt): Note that this function is broken.
92 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
94 * common.opt (fhelp): Add Var(help_flag).
95 * gcc-plugin.h (plugin_info): Add help.
96 * plugin.c (plugin_name_args): Add help.
97 (register_plugin_info): Set plugin->help.
98 (print_help_one_plugin): New.
99 (print_plugins_help): New.
100 * plugin.h (print_plugins_help): New.
101 * toplev.c (toplev_main): Call print_plugins_help if needed.
103 2009-04-16 Richard Guenther <rguenther@suse.de>
105 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
106 (gimple_ior_addresses_taken_1): New function.
107 (gimple_ior_addresses_taken): Likewise.
108 * gimple.h (struct gimple_statement_with_ops_base): Remove
109 addresses_taken member.
110 (gimple_ior_addresses_taken): Declare.
111 (gimple_addresses_taken, gimple_addresses_taken_ptr,
112 gimple_set_addresses_taken): Remove.
113 * ipa-reference.c (mark_address): New function.
114 (scan_stmt_for_static_refs): Use it for marking addresses taken.
115 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
116 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
117 (gimple_add_to_addresses_taken): Remove.
118 (get_tmr_operands): Call mark_address_taken.
119 (get_asm_expr_operands): Likewise.
120 (get_expr_operands): Likewise.
121 (build_ssa_operands): Do not clear the addresses_taken bitmap.
122 (free_stmt_operands): Do not free it.
123 * tree-ssa.c (delete_tree_ssa): Likewise.
124 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
126 2009-04-16 Richard Guenther <rguenther@suse.de>
128 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
129 (walk_stmt_load_store_ops): Likewise.
130 * gimple.c (get_base_loadstore): New function.
131 (walk_stmt_load_store_addr_ops): Likewise.
132 (walk_stmt_load_store_ops): Likewise.
133 * ipa-pure-const.c (check_op): Simplify.
134 (check_load, check_store): New functions.
135 (check_stmt): Use walk_stmt_load_store_ops.
136 * ipa-reference.c (mark_load): Adjust signature.
137 (mark_store): Likewise.
138 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
140 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
142 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
144 * opts.c (common_handle_option): Don't call print_version.
145 * plugin.c (plugin_name_args): Add version.
146 (register_plugin_info): New.
147 (register_callback): Handle PLUGIN_INFO.
148 (try_init_one_plugin): New.
149 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
151 (finalize_one_plugin): New.
152 (finalize_plugins): New.
153 (print_one_plugin): New.
154 (print_plugins_versions): New.
155 * plugin.h (print_plugins_versions): New.
156 (finalize_plugins): New.
157 * toplev.c (compile_file): Don't call initialize_plugins.
158 (print_version): Call print_plugins_versions.
159 (toplev_main): Call initialize_plugins. Print version if needed.
160 Call finalize_plugins.
162 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
164 * common.opt (fversion): New.
165 * gcc.c (print_version): New.
166 (process_command): Don't print the version. Just set print_version.
167 (main): Print version. Call subprocesses if print_version and
168 verbose_flag are set.
169 * opts.c (common_handle_option): Handle OPT_fversion.
171 2009-04-16 Richard Guenther <rguenther@suse.de>
172 Ira Rosen <irar@il.ibm.com>
174 PR tree-optimization/39698
175 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
176 type of the reduction variable. Only generate the def if
179 * omp-low.c (expand_omp_for_generic): When converting to a pointer
180 make sure to first convert to an integer of the same precision.
181 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
182 the type of the evolution correctly in computing the new
183 induction variable base.
185 2009-04-16 Richard Guenther <rguenther@suse.de>
188 * tree-cfg.c (make_blocks): Split statements with to-be
189 abnormal SSA names on the lhs.
191 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
193 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
194 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
195 * c-typeck.c (really_start_incremental_init): Likewise.
196 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
197 (TARGET_INITIALIZER): Remove it.
198 * target.h (struct target): Remove vector_opaque_p.
199 * tree.c (build_opaque_vector_type): New.
200 * tree.h (TYPE_VECTOR_OPAQUE): New.
201 (build_opaque_vector_type): Declare.
202 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
203 * config/rs6000/rs6000.c (build_opaque_vector_type,
204 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
205 (rs6000_init_builtins): Use build_opaque_vector_type for
206 opaque_V4SI_type_node.
208 2009-04-15 Catherine Moore <clm@codesourcery.com>
210 * debug.h (set_name): Declare.
211 * dwarf2out.c (dwarf2out_set_name): Declare.
212 (dwarf2_debug_hooks): Add set_name.
213 (find_AT_string): New.
214 (add_AT_string): Call find_AT_string.
215 (dwarf2out_set_name): New.
216 * cp/decl.c (grokdeclarator): Call set_name.
217 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
218 * debug.c (do_nothing_debug_hooks): Likewise.
219 * dbxout.c (dbx_debug_hooks): Likewise.
220 * sdbout.c (sdb_debug_hooks): Likewise.
222 2009-04-15 Michael Eager <eager@eagercon.com>
224 * config/rs6000/rs6000.c: rs6000_function_value: set function return
225 reg for single-precision FPU
226 * config/rs6000/rs6000.md: (movsi_internal1): only for !TARGET_SINGLE_FPU
227 (movsi_internal1_single): New: add pattern to move SI values to/from
228 single-precision FP regs.
230 2009-04-15 Richard Guenther <rguenther@suse.de>
232 * omp-low.c (lower_rec_input_clauses): Build correct address
234 (expand_omp_for_generic): Fix multiplication type.
235 * tree-loop-distribution.c (build_size_arg): Build a
237 (generate_memset_zero): Fix types.
238 * tree-profile.c (prepare_instrumented_value): Correctly
241 2009-04-15 Ian Lance Taylor <iant@google.com>
243 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
244 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
245 for -Wall and for -Wc++-compat.
246 (c_common_post_options): For C++, set warn_enum_compare if not
248 * c-tree.h (struct c_expr): Add field original_type.
249 (build_external_ref): Update declaration.
250 * c-parser.c (c_parser_braced_init): Set original_type.
251 (c_parser_initelt): Likewise.
252 (c_parser_expr_no_commas): Likewise.
253 (c_parser_conditional_expression): Likewise.
254 (c_parser_cast_expression): Likewise.
255 (c_parser_unary_expression): Likewise. Pull setting of
256 original_code to top of function.
257 (c_parser_sizeof_expression): Set original_type.
258 (c_parser_alignof_expression): Likewise.
259 (c_parser_postfix_expression): Likewise. Pull setting of
260 original_code to top of function.
261 (c_parser_postfix_expression_after_paren_type): Set
263 (c_parser_postfix_expression_after_primary): Likewise.
264 (c_parser_expression): Likewise.
265 * c-typeck.c (build_external_ref): Add type parameter. Change all
267 (c_expr_sizeof_expr): Set original_type field.
268 (parser_build_unary_op): Likewise.
269 (parser_build_binary_op): Likewise. Optionally warn about
270 comparisons of enums of different types.
271 (digest_init): Set original_type field.
272 (really_start_incremental_init): Likewise.
273 (push_init_level, pop_init_level): Likewise.
274 * doc/invoke.texi (Warning Options): -Wenum-compare now
277 2009-04-15 Richard Guenther <rguenther@suse.de>
279 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
280 out a necessary conversion.
281 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
282 names we didn't value number.
283 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
285 2009-04-15 Richard Guenther <rguenther@suse.de>
287 PR tree-optimization/39764
288 * tree-ssa-ccp.c (get_value): Canonicalize value with
289 canonicalize_float_value.
291 2009-04-15 Jan Hubicka <jh@suse.cz>
293 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
294 Wrong version of patch.
296 2009-04-15 Jan Hubicka <jh@suse.cz>
298 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
300 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
302 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
303 our distinct integral and vector types.
305 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
307 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
308 * init.c (build_vtbl_address): Remove call to assemble_external.
310 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
312 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
313 output for other floating point modes.
315 2009-04-14 Diego Novillo <dnovillo@google.com>
317 * diagnostic.c (diagnostic_report_diagnostic): Do not
318 warn about loaded plugins for DK_ERROR and DK_WARNING.
319 * c-decl.c (declspecs_add_type): Move call to
320 invoke_plugin_callbacks ...
321 * c-parser.c (c_parser_declspecs): ... here.
322 * plugin.c (dump_active_plugins): Tidy output.
324 2009-04-14 Diego Novillo <dnovillo@google.com>
325 Le-Chun Wu <lcwu@google.com>
327 * configure.ac: Add --enable-plugin support.
328 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
329 * Makefile.in (PLUGIN_H): Define.
330 Export ENABLE_PLUGIN and GMPINC to site.exp.
331 Add PLUGINLIBS to link command.
332 Add/modify dependencies for plugin.o and files including plugin.h.
334 * config.in: Regenerate.
336 * opts.c (common_handle_option): Handle OPT_fplugin_ and
339 2009-04-14 Le-Chun Wu <lcwu@google.com>
341 * tree-pass.h (register_one_dump_file): Add a prototype for
342 register_one_dump_file.
343 * toplev.c (compile_file): Call initialize_plugins.
344 (do_compile): Call invoke_plugin_callbacks.
345 (toplev_main): Call invoke_plugin_callbacks.
346 * common.opt: Add -fplugin= and -fplugin-arg-.
347 * gcc-plugin.h: New public header file for plugins to include.
348 * plugin.c: New source file.
349 * plugin.h: New internal header file.
350 * passes.c (register_one_dump_file): Make it external.
352 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
354 2009-04-14 Diego Novillo <dnovillo@google.com>
356 * doc/plugins.texi: New.
357 * doc/gccint.texi: Add reference to Plugins chapter.
358 * doc/invoke.texi: Document -fplugin and -fplugin-arg
359 * diagnostic.c (diagnostic_report_diagnostic): Warn about
360 loaded plugins, if any.
361 * timevar.def (TV_PLUGIN_INIT): Define.
362 (TV_PLUGIN_RUN): Define.
363 * plugin.c: Include timevar.h
364 (plugins_active_p): New.
365 (dump_active_plugins): New.
366 (debug_active_plugins): New.
368 2009-04-14 Joseph Myers <joseph@codesourcery.com>
370 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
372 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
374 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
376 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
377 the same as a minus without a shift.
379 2009-04-14 Nick Clifton <nickc@redhat.com>
381 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
382 comparisons with small integers will always produce a short
385 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
389 2008-12-19 Diego Novillo <dnovillo@google.com>
391 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
393 2000-04-14 Richard Guenther <rguenther@suse.de>
395 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
397 (verify_gimple_assign_binary): Likewise. Handle shifts and
399 (verify_gimple_phi): Print the mismatched argument position.
400 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
402 (vect_update_init_of_dr): Likewise.
403 * matrix-reorg.c (transform_access_sites): Do what the
405 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
407 2009-04-13 Michael Eager <eager@eagercon.com>
409 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
410 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
411 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
412 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
413 remove duplicate config
415 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
417 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
418 file_name:line_number type locator of the call site.
420 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
422 * genautomata.c: Put blank after comma.
423 (automaton_decls): New.
424 (struct unit_usage): Add comments to member next.
425 (store_alt_unit_usage): Keep the list ordered.
426 (unit_present_on_list_p, equal_alternatives_p): New.
427 (check_regexp_units_distribution): Check units distribution
428 correctness correctly.
429 (main): Don't write automata if error is found. Return correct
432 * config/m68k/cf.md (cfv4_ds): Remove.
433 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
434 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
436 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
437 power4-load-ext, power4-store, power4-store-update,
438 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
439 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
440 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
441 power4-sqrt, power4-isync): Modify reservation to make correct
442 unit distribution to automata.
444 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
445 power5-store-update, power5-two, power5-three, power5-lmul,
446 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
448 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
450 * except.c (pass_set_nothrow_function_flags): Set name and add
452 (set_nothrow_function_flags): Mention in the dump file when
453 changing a function to nothrow.
455 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
458 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
459 instead of unsigned long.
461 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
463 * config/arm/arm.c (return_used_this_function): Remove.
464 (arm_output_function_prologue): Remove use of
465 return_used_this_function.
466 (output_return_instruction): Replace use of
467 return_used_this_function
468 by cfun->machine->return_used_this_function.
469 (arm_output_epilogue): Likewise.
470 (arm_output_function_epilogue): Likewise.
471 (thumb_unexpanded_epilogue): Likewise.
472 * config/arm/arm.h (struct machine_function):
473 New member return_used_this_function.
475 2009-04-12 Mark Mitchell <mark@codesourcery.com>
477 * doc/install.texi: Correct description of default directory for
478 --with-gxx-include-dir.
480 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
482 * fold-const.c (build_range_check): Properly deal with enumeral and
485 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
487 * doc/invoke.texi (max_gcse_passes): Remove documentation.
488 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
489 * params.h (MAX_GCSE_PASSES): Remove.
490 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
491 in sequence. Remove ability to run multiple passes.
492 (bypass_jumps): Report run as third CPROP pass.
494 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
497 * except.c (can_throw_external): Look at each insn in a SEQUENCE
498 when deciding whether the whole SEQUENCE can throw.
500 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
503 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
504 offseted label references.
506 2009-04-11 Jan Hubicka <jh@suse.cz>
508 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
510 2009-04-11 Richard Guenther <rguenther@suse.de>
513 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
514 return variables as TREE_ADDRESSABLE.
516 2009-04-11 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/39713
519 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
520 reference trees have SSA_NAME operands.
522 2009-04-11 Richard Guenther <rguenther@suse.de>
525 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
528 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
530 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
531 match changes in Cygwin 1.7
532 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
533 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
535 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
537 PR tree-optimization/39701
538 * doc/invoke.texi (Optimization Options): Document change in
539 meaning and initialization of -fdelete-null-pointer-checks.
541 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
544 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
546 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
549 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
551 2009-04-10 Chao-ying Fu <fu@mips.com>
553 * doc/tm.texi (Instruction Output): Document
554 TARGET_ASM_FINAL_POSTSCAN_INSN.
555 * target.h (final_postscan_insn): New field in asm_out.
556 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
557 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
558 * final.c (final_scan_insn): Call
559 targetm.asm_out.final_postscan_insn after outputting
560 an asm macro and a normal instruction.
562 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
563 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
564 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
565 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
566 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
568 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
571 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
572 variables as non-NULL even with -fdelete-null-pointer-checks.
574 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
576 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
578 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
581 * config/i386/i386.c (classify_argument): Handle SCmode with
582 (bit_offset % 64) != 0.
584 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
586 * doc/invoke.texi (Optimize Options): Add cross-reference to
587 -Q --help=optimizers examples.
589 2009-04-10 Ben Elliston <bje@au.ibm.com>
592 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
593 regalign for the reg == fpr and TDmode case.
595 2009-04-09 David Ayers <ayers@fsfe.org>
598 * objc/objc-act.c (warn_with_method): Remove helper function.
599 (check_duplicates): Call warning and inform directly.
600 (really_start_method): Likewise.
602 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
604 * expmed.c (expand_divmod): Always use a comparison for a division
605 by a large unsigned integer.
607 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
608 for things others than variables or functions as nonzero.
610 2009-04-09 Nick Clifton <nickc@redhat.com>
612 * unwind-compat.c: Change copyright header to refer to version
613 3 of the GNU General Public License with version 3.1 of the
614 GCC Runtime Library Exception and to point readers at the
615 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
616 * config/alpha/crtfastmath.c: Likewise.
617 * config/alpha/linux-unwind.h: Likewise.
618 * config/alpha/qrnnd.asm: Likewise.
619 * config/alpha/vms-crt0-64.c: Likewise.
620 * config/alpha/vms-crt0.c: Likewise.
621 * config/alpha/vms-dwarf2.asm: Likewise.
622 * config/alpha/vms-dwarf2eh.asm: Likewise.
623 * config/alpha/vms-psxcrt0-64.c: Likewise.
624 * config/alpha/vms-psxcrt0.c: Likewise.
625 * config/alpha/vms_tramp.asm: Likewise.
626 * config/arc/initfini.c: Likewise.
627 * config/arc/lib1funcs.asm: Likewise.
628 * config/arm/bpabi-v6m.S: Likewise.
629 * config/arm/bpabi.S: Likewise.
630 * config/arm/bpabi.c: Likewise.
631 * config/arm/crti.asm: Likewise.
632 * config/arm/crtn.asm: Likewise.
633 * config/arm/ieee754-df.S: Likewise.
634 * config/arm/ieee754-sf.S: Likewise.
635 * config/arm/lib1funcs.asm: Likewise.
636 * config/arm/libunwind.S: Likewise.
637 * config/arm/linux-atomic.c: Likewise.
638 * config/arm/mmintrin.h: Likewise.
639 * config/arm/pr-support.c: Likewise.
640 * config/arm/unaligned-funcs.c: Likewise.
641 * config/arm/unwind-arm.c: Likewise.
642 * config/arm/unwind-arm.h: Likewise.
643 * config/avr/libgcc.S: Likewise.
644 * config/bfin/crti.s: Likewise.
645 * config/bfin/crtlibid.s: Likewise.
646 * config/bfin/crtn.s: Likewise.
647 * config/bfin/lib1funcs.asm: Likewise.
648 * config/bfin/linux-unwind.h: Likewise.
649 * config/cris/arit.c: Likewise.
650 * config/cris/cris_abi_symbol.c: Likewise.
651 * config/darwin-64.c: Likewise.
652 * config/darwin-crt2.c: Likewise.
653 * config/darwin-crt3.c: Likewise.
654 * config/darwin.h: Likewise.
655 * config/dbxelf.h: Likewise.
656 * config/dfp-bit.c: Likewise.
657 * config/dfp-bit.h: Likewise.
658 * config/elfos.h: Likewise.
659 * config/fixed-bit.c: Likewise.
660 * config/fixed-bit.h: Likewise.
661 * config/fp-bit.c: Likewise.
662 * config/fp-bit.h: Likewise.
663 * config/fr30/crti.asm: Likewise.
664 * config/fr30/crtn.asm: Likewise.
665 * config/fr30/lib1funcs.asm: Likewise.
666 * config/freebsd-spec.h: Likewise.
667 * config/frv/cmovd.c: Likewise.
668 * config/frv/cmovh.c: Likewise.
669 * config/frv/cmovw.c: Likewise.
670 * config/frv/frvbegin.c: Likewise.
671 * config/frv/frvend.c: Likewise.
672 * config/frv/lib1funcs.asm: Likewise.
673 * config/glibc-stdint.h: Likewise.
674 * config/h8300/clzhi2.c: Likewise.
675 * config/h8300/crti.asm: Likewise.
676 * config/h8300/crtn.asm: Likewise.
677 * config/h8300/ctzhi2.c: Likewise.
678 * config/h8300/fixunssfsi.c: Likewise.
679 * config/h8300/lib1funcs.asm: Likewise.
680 * config/h8300/parityhi2.c: Likewise.
681 * config/h8300/popcounthi2.c: Likewise.
682 * config/i386/ammintrin.h: Likewise.
683 * config/i386/att.h: Likewise.
684 * config/i386/avxintrin.h: Likewise.
685 * config/i386/biarch64.h: Likewise.
686 * config/i386/bmmintrin.h: Likewise.
687 * config/i386/cpuid.h: Likewise.
688 * config/i386/cross-stdarg.h: Likewise.
689 * config/i386/crtfastmath.c: Likewise.
690 * config/i386/crtprec.c: Likewise.
691 * config/i386/cygming-crtbegin.c: Likewise.
692 * config/i386/cygming-crtend.c: Likewise.
693 * config/i386/cygwin.asm: Likewise.
694 * config/i386/emmintrin.h: Likewise.
695 * config/i386/gmm_malloc.h: Likewise.
696 * config/i386/gthr-win32.c: Likewise.
697 * config/i386/i386.h: Likewise.
698 * config/i386/immintrin.h: Likewise.
699 * config/i386/linux-unwind.h: Likewise.
700 * config/i386/linux64.h: Likewise.
701 * config/i386/mm3dnow.h: Likewise.
702 * config/i386/mmintrin-common.h: Likewise.
703 * config/i386/mmintrin.h: Likewise.
704 * config/i386/nmmintrin.h: Likewise.
705 * config/i386/pmm_malloc.h: Likewise.
706 * config/i386/pmmintrin.h: Likewise.
707 * config/i386/smmintrin.h: Likewise.
708 * config/i386/sol2-c1.asm: Likewise.
709 * config/i386/sol2-ci.asm: Likewise.
710 * config/i386/sol2-cn.asm: Likewise.
711 * config/i386/sol2-gc1.asm: Likewise.
712 * config/i386/tmmintrin.h: Likewise.
713 * config/i386/unix.h: Likewise.
714 * config/i386/w32-unwind.h: Likewise.
715 * config/i386/wmmintrin.h: Likewise.
716 * config/i386/x86-64.h: Likewise.
717 * config/i386/x86intrin.h: Likewise.
718 * config/i386/xmmintrin.h: Likewise.
719 * config/ia64/crtbegin.asm: Likewise.
720 * config/ia64/crtend.asm: Likewise.
721 * config/ia64/crtfastmath.c: Likewise.
722 * config/ia64/crti.asm: Likewise.
723 * config/ia64/crtn.asm: Likewise.
724 * config/ia64/fde-glibc.c: Likewise.
725 * config/ia64/lib1funcs.asm: Likewise.
726 * config/ia64/linux-unwind.h: Likewise.
727 * config/ia64/quadlib.c: Likewise.
728 * config/ia64/unwind-ia64.c: Likewise.
729 * config/linux.h: Likewise.
730 * config/m32c/m32c-lib1.S: Likewise.
731 * config/m32c/m32c-lib2-trapv.c: Likewise.
732 * config/m32c/m32c-lib2.c: Likewise.
733 * config/m32r/initfini.c: Likewise.
734 * config/m68hc11/larith.asm: Likewise.
735 * config/m68hc11/m68hc11-crt0.S: Likewise.
736 * config/m68k/cf.md: Likewise.
737 * config/m68k/crti.s: Likewise.
738 * config/m68k/crtn.s: Likewise.
739 * config/m68k/lb1sf68.asm: Likewise.
740 * config/m68k/linux-unwind.h: Likewise.
741 * config/mcore/crti.asm: Likewise.
742 * config/mcore/crtn.asm: Likewise.
743 * config/mcore/lib1.asm: Likewise.
744 * config/mips/linux-unwind.h: Likewise.
745 * config/mips/loongson.h: Likewise.
746 * config/mips/mips16.S: Likewise.
747 * config/mmix/crti.asm: Likewise.
748 * config/mmix/crtn.asm: Likewise.
749 * config/pa/fptr.c: Likewise.
750 * config/pa/hpux-unwind.h: Likewise.
751 * config/pa/lib2funcs.asm: Likewise.
752 * config/pa/linux-atomic.c: Likewise.
753 * config/pa/linux-unwind.h: Likewise.
754 * config/pa/milli64.S: Likewise.
755 * config/pa/quadlib.c: Likewise.
756 * config/pa/stublib.c: Likewise.
757 * config/picochip/libgccExtras/adddi3.asm: Likewise.
758 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
759 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
760 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
761 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
762 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
763 * config/picochip/libgccExtras/divmod15.asm: Likewise.
764 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
765 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
766 * config/picochip/libgccExtras/longjmp.asm: Likewise.
767 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
768 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
769 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
770 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
771 * config/picochip/libgccExtras/setjmp.asm: Likewise.
772 * config/picochip/libgccExtras/subdi3.asm: Likewise.
773 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
774 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
775 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
776 * config/rs6000/750cl.h: Likewise.
777 * config/rs6000/altivec.h: Likewise.
778 * config/rs6000/biarch64.h: Likewise.
779 * config/rs6000/crtresfpr.asm: Likewise.
780 * config/rs6000/crtresgpr.asm: Likewise.
781 * config/rs6000/crtresxfpr.asm: Likewise.
782 * config/rs6000/crtresxgpr.asm: Likewise.
783 * config/rs6000/crtsavfpr.asm: Likewise.
784 * config/rs6000/crtsavgpr.asm: Likewise.
785 * config/rs6000/darwin-asm.h: Likewise.
786 * config/rs6000/darwin-fallback.c: Likewise.
787 * config/rs6000/darwin-fpsave.asm: Likewise.
788 * config/rs6000/darwin-ldouble.c: Likewise.
789 * config/rs6000/darwin-tramp.asm: Likewise.
790 * config/rs6000/darwin-unwind.h: Likewise.
791 * config/rs6000/darwin-vecsave.asm: Likewise.
792 * config/rs6000/darwin-world.asm: Likewise.
793 * config/rs6000/e500crtres32gpr.asm: Likewise.
794 * config/rs6000/e500crtres64gpr.asm: Likewise.
795 * config/rs6000/e500crtres64gprctr.asm: Likewise.
796 * config/rs6000/e500crtrest32gpr.asm: Likewise.
797 * config/rs6000/e500crtrest64gpr.asm: Likewise.
798 * config/rs6000/e500crtresx32gpr.asm: Likewise.
799 * config/rs6000/e500crtresx64gpr.asm: Likewise.
800 * config/rs6000/e500crtsav32gpr.asm: Likewise.
801 * config/rs6000/e500crtsav64gpr.asm: Likewise.
802 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
803 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
804 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
805 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
806 * config/rs6000/eabi-ci.asm: Likewise.
807 * config/rs6000/eabi-cn.asm: Likewise.
808 * config/rs6000/eabi.asm: Likewise.
809 * config/rs6000/linux-unwind.h: Likewise.
810 * config/rs6000/linux64.h: Likewise.
811 * config/rs6000/paired.h: Likewise.
812 * config/rs6000/paired.md: Likewise.
813 * config/rs6000/ppc64-fp.c: Likewise.
814 * config/rs6000/ppu_intrinsics.h: Likewise.
815 * config/rs6000/rs6000.h: Likewise.
816 * config/rs6000/si2vmx.h: Likewise.
817 * config/rs6000/sol-ci.asm: Likewise.
818 * config/rs6000/sol-cn.asm: Likewise.
819 * config/rs6000/spe.h: Likewise.
820 * config/rs6000/spu2vmx.h: Likewise.
821 * config/rs6000/sysv4.h: Likewise.
822 * config/rs6000/tramp.asm: Likewise.
823 * config/rs6000/vec_types.h: Likewise.
824 * config/s390/linux-unwind.h: Likewise.
825 * config/s390/tpf-unwind.h: Likewise.
826 * config/score/crti.asm: Likewise.
827 * config/score/crtn.asm: Likewise.
828 * config/sh/crt1.asm: Likewise.
829 * config/sh/crti.asm: Likewise.
830 * config/sh/crtn.asm: Likewise.
831 * config/sh/divtab-sh4-300.c: Likewise.
832 * config/sh/divtab-sh4.c: Likewise.
833 * config/sh/divtab.c: Likewise.
834 * config/sh/lib1funcs-4-300.asm: Likewise.
835 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
836 * config/sh/lib1funcs.asm: Likewise.
837 * config/sh/lib1funcs.h: Likewise.
838 * config/sh/linux-atomic.asm: Likewise.
839 * config/sh/linux-unwind.h: Likewise.
840 * config/sh/shmedia.h: Likewise.
841 * config/sh/sshmedia.h: Likewise.
842 * config/sh/ushmedia.h: Likewise.
843 * config/sparc/crtfastmath.c: Likewise.
844 * config/sparc/linux-unwind.h: Likewise.
845 * config/sparc/sol2-c1.asm: Likewise.
846 * config/sparc/sol2-ci.asm: Likewise.
847 * config/sparc/sol2-cn.asm: Likewise.
848 * config/spu/divmodti4.c: Likewise.
849 * config/spu/divv2df3.c: Likewise.
850 * config/spu/float_disf.c: Likewise.
851 * config/spu/float_unsdidf.c: Likewise.
852 * config/spu/float_unsdisf.c: Likewise.
853 * config/spu/float_unssidf.c: Likewise.
854 * config/spu/mfc_multi_tag_release.c: Likewise.
855 * config/spu/mfc_multi_tag_reserve.c: Likewise.
856 * config/spu/mfc_tag_release.c: Likewise.
857 * config/spu/mfc_tag_reserve.c: Likewise.
858 * config/spu/mfc_tag_table.c: Likewise.
859 * config/spu/multi3.c: Likewise.
860 * config/spu/spu_internals.h: Likewise.
861 * config/spu/spu_intrinsics.h: Likewise.
862 * config/spu/spu_mfcio.h: Likewise.
863 * config/spu/vec_types.h: Likewise.
864 * config/spu/vmx2spu.h: Likewise.
865 * config/stormy16/stormy16-lib2.c: Likewise.
866 * config/svr4.h: Likewise.
867 * config/sync.c: Likewise.
868 * config/v850/lib1funcs.asm: Likewise.
869 * config/vxlib-tls.c: Likewise.
870 * config/vxlib.c: Likewise.
871 * config/vxworks-dummy.h: Likewise.
872 * config/xtensa/crti.asm: Likewise.
873 * config/xtensa/crtn.asm: Likewise.
874 * config/xtensa/ieee754-df.S: Likewise.
875 * config/xtensa/ieee754-sf.S: Likewise.
876 * config/xtensa/lib1funcs.asm: Likewise.
877 * config/xtensa/lib2funcs.S: Likewise.
878 * config/xtensa/linux-unwind.h: Likewise.
879 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
880 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
881 * coretypes.h: Likewise.
882 * crtstuff.c: Likewise.
883 * defaults.h: Likewise.
884 * dwarf2.h: Likewise.
885 * emutls.c: Likewise.
886 * gbl-ctors.h: Likewise.
887 * gcov-io.h: Likewise.
888 * ginclude/float.h: Likewise.
889 * ginclude/iso646.h: Likewise.
890 * ginclude/stdarg.h: Likewise.
891 * ginclude/stdbool.h: Likewise.
892 * ginclude/stddef.h: Likewise.
893 * ginclude/stdfix.h: Likewise.
894 * ginclude/stdint-gcc.h: Likewise.
895 * ginclude/tgmath.h: Likewise.
896 * gthr-aix.h: Likewise.
897 * gthr-dce.h: Likewise.
898 * gthr-gnat.c: Likewise.
899 * gthr-gnat.h: Likewise.
900 * gthr-lynx.h: Likewise.
901 * gthr-mipssde.h: Likewise.
902 * gthr-nks.h: Likewise.
903 * gthr-posix.c: Likewise.
904 * gthr-posix.h: Likewise.
905 * gthr-posix95.h: Likewise.
906 * gthr-rtems.h: Likewise.
907 * gthr-single.h: Likewise.
908 * gthr-solaris.h: Likewise.
909 * gthr-tpf.h: Likewise.
910 * gthr-vxworks.h: Likewise.
911 * gthr-win32.h: Likewise.
913 * libgcc2.c: Likewise.
914 * libgcc2.h: Likewise.
915 * libgcov.c: Likewise.
916 * tsystem.h: Likewise.
917 * typeclass.h: Likewise.
918 * unwind-c.c: Likewise.
919 * unwind-compat.h: Likewise.
920 * unwind-dw2-fde-compat.c: Likewise.
921 * unwind-dw2-fde-darwin.c: Likewise.
922 * unwind-dw2-fde-glibc.c: Likewise.
923 * unwind-dw2-fde.c: Likewise.
924 * unwind-dw2-fde.h: Likewise.
925 * unwind-dw2.c: Likewise.
926 * unwind-dw2.h: Likewise.
927 * unwind-generic.h: Likewise.
928 * unwind-pe.h: Likewise.
929 * unwind-sjlj.c: Likewise.
930 * unwind.inc: Likewise.
931 * config/arm/neon-gen.ml: Change generated copyright header to
932 refer to version 3 of the GNU General Public License with
933 version 3.1 of the GCC Runtime Library Exception and to point
934 readers at the COPYING3 and COPYING3.RUNTIME files and the
935 FSF's license web page.
936 * config/arm/arm_neon.h: Regenerate.
938 2009-04-09 Jakub Jelinek <jakub@redhat.com>
940 * config/cris/cris.md: Change copyright header to refer to version
941 3 of the GNU General Public License.
942 * doc/install.texi2html: Change copyright header to refer to version
943 3 of the GNU General Public License and to point readers at the
944 COPYING3 file and the FSF's license web page.
945 * config/vax/linux.h: Likewise.
947 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
949 * config/i386/i386.md (cmpcc): New.
950 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
951 (sync_compare_and_swap_cc*): Delete.
953 * config/s390/s390.c (s390_compare_emitted): Remove.
954 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
955 s390_compare_emitted used to be handled. Assert that modes match.
956 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
957 refer to sync_compare_and_swap_ccsi.
958 * config/s390/s390.h (s390_compare_emitted): Remove.
959 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
960 instead of s390_compare_emitted.
961 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
962 instead of s390_compare_emitted.
963 * config/s390/s390.md (cmpcc): New.
964 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
965 CC_REGNUM, do not pretend it's set.
966 (sync_compare_and_swap_cc*): Delete.
967 * config/s390/predicates.md (cc_reg_operand): New.
969 * expr.c (sync_compare_and_swap_cc): Delete.
970 * optabs.h (sync_compare_and_swap_cc): Delete.
971 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
972 is being used with can_compare_p.
973 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
975 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
976 look for a MODE_CC set instead. Use emit_store_flag.
977 (expand_compare_and_swap_loop): Likewise, with some additional
978 complication to avoid a force_reg when useless. Use
979 emit_cmp_and_jump_insns.
980 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
981 * doc/md.texi (sync_compare_and_swap_cc): Merge with
982 sync_compare_and_swap documentation.
984 2009-04-09 Jan Hubicka <jh@suse.cz>
986 * except.c (find_prev_try): Break out from ....
987 (duplicate_eh_regions): ... here; properly update prev_try pointers
988 when duplication part of tree.
989 (dump_eh_tree): Improve dumping.
990 (verify_eh_region): New.
991 (verify_eh_tree): Use it.
993 2009-04-06 Richard Guenther <rguenther@suse.de>
995 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
996 &ARRAY addresses by adjusting their types and prepending
998 * tree-cfg.c (verify_gimple_assign_single): Verify that
999 addresses are correct.
1001 2009-04-09 Richard Guenther <rguenther@suse.de>
1003 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
1004 indices into an array reference if possible.
1005 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1006 Fold POINTER_PLUS_EXPR statements with invariant address.
1008 2009-04-09 Alan Modra <amodra@bigpond.net.au>
1011 * config.gcc (powerpc64-*-linux*): Always build biarch.
1013 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1016 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1017 it and pedwarn if this results in an INTEGER_CST.
1019 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1021 * doc/install.texi: Update minimum GMP version. Remove obsolete
1022 text in MPFR section.
1024 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1026 * dwarf2out.c (class_scope_p): New static inline.
1027 (class_or_namespace_scope_p): Use it.
1028 (gen_variable_die): Use DW_TAG_member tag for static data member
1029 declarations instead of DW_TAG_variable.
1032 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1035 2009-04-08 Richard Guenther <rguenther@suse.de>
1037 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1038 valueize random data.
1040 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1042 * config.gcc (aix tm_file): Add aix-stdint.h.
1043 (aix tm clause use_gcc_stdint): Set to wrap.
1044 * config/rs6000/aix-stdint.h: New file.
1046 2009-04-08 Richard Guenther <rguenther@suse.de>
1049 * tree-dfa.c (add_referenced_var): Do not recurse into
1050 global initializers.
1051 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1053 (fold_const_aggregate_ref): Likewise.
1055 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1057 * recog.c (ordered_comparison_operator): New.
1058 * gensupport.c (std_preds): Add it.
1059 * doc/md.texi (Machine-Independent Predicates): Document it.
1061 2009-04-08 Jan Hubicka <jh@suse.cz>
1063 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1064 * function.h (rtl_eh): Remove exception_handler_label_map.
1065 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1066 remove_exception_handler_label, for_each_eh_label_1): Remove.
1067 (rtl_remove_unreachable_regions): Remove.
1068 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1069 (find_exception_handler_labels): Don't build the hashtable.
1070 (maybe_remove_eh_handler): Remove.
1071 (for_each_eh_label): Rewrite to walk the tree.
1072 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1073 * except.h (maybe_remove_eh_handler): Remove.
1074 * passes.c (init_optimization_passes): Schedule second EH cleanup
1076 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1077 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1079 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1081 * genoutput.c (validate_optab_operands): New.
1082 (gen_insn, gen_expand): Call it.
1084 * genflags.c (gen_insn): Detect misused iterators.
1085 (main): Pass line_no to gen_insn, exit with status 1 on error.
1087 * genextract.c (line_no): Make global.
1088 (VEC_safe_set_locstr): Change assertion to error message.
1089 (main): Exit with status 1 on error.
1091 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1095 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1096 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1097 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1098 * c-convert.c (convert): Do not call fold on results of conversion
1099 functions when the result is a C_MAYBE_CONST_EXPR.
1100 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1101 of __builtin_choose_expr.
1102 * c-typeck.c (remove_c_maybe_const_expr): New.
1103 (build_unary_op, build_conditional_expr, build_compound_expr,
1104 build_binary_op, c_objc_common_truthvalue_conversion): Call
1105 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1108 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1110 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1111 CODE to produce a new one. Add a prototype to use fold_convert_const
1113 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1116 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1117 mix declarations and code.
1119 2009-04-08 Ben Elliston <bje@au.ibm.com>
1121 * gcc.c: Replace `CC' with `GCC' throughout.
1123 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1125 * doc/invoke.texi: Document Atom support.
1127 2009-04-07 Jason Merrill <jason@redhat.com>
1130 * c-common.h, c-common.c: Add flag_pretty_templates.
1131 * c-opts.c (c_common_handle_option): Set it.
1132 * c.opt: Add -fno-pretty-templates.
1133 * doc/invoke.texi (C++ Dialect Options): Likewise.
1135 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1137 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1138 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1139 (ia64_expand_builtin): Likewise.
1141 2009-04-07 Martin Jambor <mjambor@suse.cz>
1143 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1144 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1145 ADDR_EXPRS are include too.
1147 2009-04-07 Richard Guenther <rguenther@suse.de>
1149 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1150 decls are only used if passes as parameters or if they are
1151 local statics and the call is not to a builtin.
1152 (call_may_clobber_ref_p_1): Likewise.
1154 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1156 * expr.c (do_store_flag): Remove last argument. Simplify code
1157 to avoid duplication of tests already done by can_compare_p.
1158 (expand_expr_real_1): Adjust caller.
1160 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1162 * optabs.c (can_compare_p): Test the predicate of a
1163 cbranch and cstore pattern.
1165 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1167 * expr.c (convert_move): Use emit_store_flag instead of
1170 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1172 * config/i386/i386.c (ix86_compare_emitted): Remove.
1173 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1174 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1175 * config/i386/i386.h (ix86_compare_emitted): Remove.
1176 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1177 instead of ix86_compare_emitted.
1178 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1180 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1182 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1183 Add t-sysroot-suffix to tmake_file.
1184 * config/print-sysroot-suffix.sh: New file.
1185 * config/t-sysroot-suffix: New file.
1187 2009-04-07 Ben Elliston <bje@au.ibm.com>
1189 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1190 as the latter produces a warning when the target does not support
1193 2009-04-07 Ben Elliston <bje@au.ibm.com>
1195 * dfp.c: Replace type punning assignments with memcpy throughout.
1196 * Makefile.in (dfp.o-warn): Remove.
1198 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1201 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1202 Include soft-fp/t-softfp after rs6000/t-linux64.
1204 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1206 * stor-layout.c (set_sizetype): Use the full precision of their
1207 machine mode for bitsize types.
1209 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1211 * config/i386/i386.md: Revert 2 accidental checkins.
1213 2009-04-06 Joey Ye <joey.ye@intel.com>
1214 Xuepeng Guo <xuepeng.guo@intel.com>
1215 H.J. Lu <hongjiu.lu@intel.com>
1217 Atom pipeline model, tuning and insn selection.
1218 * config.gcc (atom): Add atom config options and target.
1220 * config/i386/atom.md: New.
1222 * config/i386/i386.c (atom_cost): New cost.
1223 (m_ATOM): New macro flag.
1224 (initial_ix86_tune_features): Set m_ATOM.
1225 (x86_accumulate_outgoing_args): Likewise.
1226 (x86_arch_always_fancy_math_387): Likewise.
1227 (processor_target): Add Atom cost.
1228 (cpu_names): Add Atom cpu name.
1229 (override_options): Set Atom ISA.
1230 (ix86_issue_rate): New case PROCESSOR_ATOM.
1231 (ix86_adjust_cost): Likewise.
1233 * config/i386/i386.h (TARGET_ATOM): New target macro.
1234 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1235 (TARGET_OPT_AGU): New target option.
1236 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1237 (processor_type): Add PROCESSOR_ATOM.
1239 * config/i386/i386.md (cpu): Add new value "atom".
1240 (use_carry, movu): New attr.
1241 (atom.md): Include atom.md.
1242 (adddi3_carry_rex64): Set attr "use_carry".
1243 (addqi3_carry): Likewise.
1244 (addhi3_carry): Likewise.
1245 (addsi3_carry): Likewise.
1246 (*addsi3_carry_zext): Likewise.
1247 (subdi3_carry_rex64): Likewise.
1248 (subqi3_carry): Likewise.
1249 (subhi3_carry): Likewise.
1250 (subsi3_carry): Likewise.
1251 (x86_movdicc_0_m1_rex64): Likewise.
1252 (*x86_movdicc_0_m1_se): Likewise.
1253 (x86_movsicc_0_m1): Likewise.
1254 (*x86_movsicc_0_m1_se): Likewise.
1255 (*adddi_1_rex64): Emit add insn as much as possible.
1256 (*addsi_1): Likewise.
1257 (return_internal): Set atom_unit.
1258 (return_internal_long): Likewise.
1259 (return_pop_internal): Likewise.
1260 (*rcpsf2_sse): Set atom_sse_attr attr.
1261 (*qrt<mode>2_sse): Likewise.
1262 (*prefetch_sse): Likewise.
1264 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1266 (ix86_target_macros_internal): Likewise.
1268 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1269 (*prefetch_sse_rex): Likewise.
1270 (sse_rcpv4sf2): Likewise.
1271 (sse_vmrcpv4sf2): Likewise.
1272 (sse_sqrtv4sf2): Likewise.
1273 (<sse>_vmsqrt<mode>2): Likewise.
1274 (sse_ldmxcsr): Likewise.
1275 (sse_stmxcsr): Likewise.
1276 (*sse_sfence): Likewise.
1277 (sse2_clflush): Likewise.
1278 (*sse2_mfence): Likewise.
1279 (*sse2_lfence): Likewise.
1280 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1281 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1282 (avx_movdqu<avxmodesuffix>): Likewise.
1283 (avx_lddqu<avxmodesuffix>): Likewise.
1284 (sse2_movntv2di): Change attr "type" to "ssemov".
1285 (sse2_movntsi): Likewise.
1286 (rsqrtv8sf2): Change attr "type" to "sseadd".
1287 (sse3_addsubv2df3): Set attr "atom_unit".
1288 (sse3_h<plusminus_insn>v4sf3): Likewise.
1289 (*sse2_pmaddwd): Likewise.
1290 (*vec_extractv2di_1_rex64): Likewise.
1291 (*vec_extractv2di_1_avx): Likewise.
1292 (sse2_psadbw): Likewise.
1293 (ssse3_phaddwv8hi3): Likewise.
1294 (ssse3_phaddwv4hi3): Likewise.
1295 (ssse3_phadddv4si3): Likewise.
1296 (ssse3_phadddv2si3): Likewise.
1297 (ssse3_phaddswv8hi3): Likewise.
1298 (ssse3_phaddswv4hi3): Likewise.
1299 (ssse3_phsubwv8hi3): Likewise.
1300 (ssse3_phsubwv4hi3): Likewise.
1301 (ssse3_phsubdv4si3): Likewise.
1302 (ssse3_phsubdv2si3): Likewise.
1303 (ssse3_phsubswv8hi3): Likewise.
1304 (ssse3_phsubswv4hi3): Likewise.
1305 (ssse3_pmaddubsw128): Likewise.
1306 (sse3_pmaddubsw: Likewise.
1307 (ssse3_palignrti): Likewise.
1308 (ssse3_palignrdi): Likewise.
1310 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1312 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1314 2009-04-06 Richard Guenther <rguenther@suse.de>
1316 PR tree-optimization/28868
1317 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1318 of which PHI results we inserted.
1319 (insert_into_preds_of_block): Record inserted PHIs.
1320 (eliminate): Eliminate redundant PHI nodes.
1321 (init_pre): Init inserted_phi_names.
1323 2009-04-06 Richard Guenther <rguenther@suse.de>
1325 PR tree-optimization/39643
1326 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1327 IMAGPART_EXPRs of complex constants.
1328 (execute_fold_all_builtins): If we folded a call queue
1329 TODO_update_address_taken.
1331 2009-04-06 Jan Hubicka <jh@suse.cz>
1334 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1337 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1339 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1341 (ic_invalidate_array): Likewise.
1343 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1345 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1346 alignment for library calls.
1348 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1350 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1351 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1352 * config/i386/mingw-stdint.h: New file.
1354 2009-04-05 Richard Guenther <rguenther@suse.de>
1356 PR tree-optimization/39648
1357 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1358 our &A vs. &A[0] IL deficiencies.
1360 2009-04-04 Jan Hubicka <jh@suse.cz>
1362 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1363 removed toplevel regions.
1364 (sjlj_mark_call_sites): Likewise.
1366 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1368 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1369 (cygwin tm clause use_gcc_stdint): Set to wrap.
1370 * config/i386/cygwin-stdint.h: New file.
1372 2009-04-04 Richard Guenther <rguenther@suse.de>
1374 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1375 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1376 single-argument PHIs if we are in loop-closed SSA form.
1377 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1378 for the pre-condition.
1379 (slpeel_tree_peel_loop_to_edge): Likewise.
1380 (vect_build_loop_niters): Take an optional sequence to append stmts.
1381 (vect_generate_tmps_on_preheader): Likewise.
1382 (vect_do_peeling_for_loop_bound): Take extra guards for the
1384 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1385 the cost model check.
1386 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1387 guards if we are going to peel. Do not apply versioning in that case.
1388 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1389 (vect_do_peeling_for_loop_bound): Likewise.
1390 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1391 loop bound only record extra pre-conditions, do not apply loop
1394 2009-04-04 Richard Guenther <rguenther@suse.de>
1396 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1399 2009-04-04 Jan Hubicka <jh@suse.cz>
1401 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1402 last_basic_block for size of bb->index indexed array.
1403 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1404 compute_out, link_btr_uses, build_btr_def_use_webs,
1405 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1407 2009-04-04 Jan Hubicka <jh@suse.cz>
1409 * except.c (remove_eh_handler_and_replace): Break out from ...
1410 (remove_eh_handler): ... here.
1411 (bring_to_root): New function.
1412 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1413 handled ones, bring others to root of tree.
1415 2009-04-04 Jan Hubicka <jh@suse.cz>
1417 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1418 (all_phis_safe_to_merge): New function.
1419 (update_info): New structure.
1420 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1421 (cleanup_empty_eh): Update SSA if possible.
1423 2009-04-04 Richard Guenther <rguenther@suse.de>
1425 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1426 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1427 (append_vuse): Likewise.
1429 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1431 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1432 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1433 instead of REG_UNSAVED for DW_CFA_undefined.
1434 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1435 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1438 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1441 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1442 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1443 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1445 2009-04-04 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/8781
1448 PR tree-optimization/37892
1449 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1450 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1451 (valueize_refs): Call it for *& valueizations.
1452 (shared_reference_ops_from_ref): Rename to ...
1453 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1454 (shared_reference_ops_from_call): Rename to ...
1455 (valueize_shared_reference_ops_from_call): ... this and valueize.
1456 (vn_reference_lookup): Update.
1457 (visit_reference_op_call): Likewise.
1458 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1459 (eliminate): Value-replace the call address in call statements.
1461 2009-04-04 Richard Guenther <rguenther@suse.de>
1463 PR tree-optimization/39636
1464 * tree-ssa-forwprop.c
1465 (forward_propagate_addr_into_variable_array_index): Check for
1466 GIMPLE_ASSIGN before accessing the rhs code.
1468 2009-04-03 Jason Merrill <jason@redhat.com>
1470 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1472 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1474 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1475 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1476 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1477 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1478 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1479 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1480 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1481 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1482 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1483 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1484 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1485 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1486 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1487 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1488 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1489 Use fr_reg_or_fp01_operand instead of fr_register_operand
1491 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1492 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1493 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1495 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1497 PR rtl-optimization/39607
1498 PR rtl-optimization/39631
1502 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1503 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1504 instead of DF_LR_OUT.
1505 * ira-lives.c (process_bb_node_lives): Ditto.
1506 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1507 instead of DF_LR_{OUT,IN}.
1508 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1509 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1511 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1513 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1514 (execute_lower_omp): Always run but take the short way out if -fopenmp
1516 (gate_lower_omp): Remove, forcing the pass manager to always run the
1517 pass and always set PROP_gimple_lomp.
1518 (pass_lower_omp): Remove gate function.
1519 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1520 PROP_trees. Instead, require it.
1521 * ipa-cp.c (pass_ipa_cp): Likewise.
1522 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1523 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1524 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1525 and PROP_gimple_leh.
1527 2009-04-03 Richard Guenther <rguenther@suse.de>
1530 PR tree-optimization/23940
1531 PR tree-optimization/33237
1534 PR tree-optimization/36201
1535 PR tree-optimization/36230
1536 PR tree-optimization/38049
1537 PR tree-optimization/38207
1538 PR tree-optimization/38230
1539 PR tree-optimization/38301
1540 PR tree-optimization/38585
1542 PR tree-optimization/38985
1543 PR tree-optimization/39299
1544 * tree-ssa-structalias.h: Remove.
1545 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1546 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1547 (struct vuse_element_d): Remove.
1548 (struct vuse_vec_d): Likewise.
1549 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1550 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1551 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1552 VUSE_ELEMENT_VAR): Likewise.
1553 (struct voptype_d): Likewise.
1554 (NUM_VOP_FREE_BUCKETS): Likewise.
1555 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1556 (struct stmt_operands_d): Remove.
1557 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1558 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1559 VDEF_NUM, VDEF_VECT): Likewise.
1560 (copy_virtual_operands): Remove.
1561 (operand_build_cmp): Likewise.
1562 (create_ssa_artificial_load_stmt): Likewise.
1563 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1564 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1565 vuse_index and mayuse_index members. Pack and move done and iter_type
1566 members to the front.
1567 (SSA_OP_VMAYUSE): Remove.
1568 (SSA_OP_VIRTUAL_USES): Adjust.
1569 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1570 (unlink_stmt_vdef): Declare.
1571 (add_to_addressable_set): Remove.
1572 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1573 (vrp_visit_stmt): Likewise.
1574 * doc/tree-ssa.texi (Alias analysis): Update.
1575 * doc/invoke.texi (max-aliased-vops): Remove docs.
1576 (avg-aliased-vops): Likewise.
1577 * tree-into-ssa.c (syms_to_rename): Remove.
1578 (need_to_update_vops_p): Likewise.
1579 (need_to_initialize_update_ssa_p): Rename to ...
1580 (update_ssa_initialized_fn): ... this. Track function we are
1582 (symbol_marked_for_renaming): Simplify.
1583 (add_new_name_mapping): Do not set need_to_update_vops_p.
1584 (dump_currdefs): Use SYMS_TO_RENAME.
1585 (rewrite_update_stmt): Always walk all uses/defs.
1586 (dump_update_ssa): Adjust.
1587 (init_update_ssa): Take function argument. Track what we are
1589 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1590 (create_new_def_for): Initialize for cfun, assert we are initialized
1592 (mark_sym_for_renaming): Simplify.
1593 (mark_set_for_renaming): Do not initialize update-ssa.
1594 (need_ssa_update_p): Simplify. Take function argument.
1595 (name_mappings_registered_p): Assert we ask for the correct function.
1596 (name_registered_for_update_p): Likewise.
1597 (ssa_names_to_replace): Likewise.
1598 (release_ssa_name_after_update_ssa): Likewise.
1599 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1600 (dump_decl_set): Do not print a newline.
1601 (debug_decl_set): Do it here.
1602 (dump_update_ssa): And here.
1603 * tree-ssa-loop-im.c (move_computations): Adjust.
1604 (movement_possibility): Likewise.
1605 (determine_max_movement): Likewise.
1606 (gather_mem_refs_stmt): Likewise.
1607 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1609 * tree-complex.c (update_all_vops): Remove.
1610 (expand_complex_move): Adjust.
1611 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1612 Simplify test for memory referencing statement. Exclude
1613 non-invariant ADDR_EXPRs.
1614 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1615 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1616 (rdg_flag_uses): Likewise.
1617 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1619 (tree_optimize_tail_calls_1): Also split the
1620 edge from the entry block if we have degenerate PHI nodes in
1621 the first basic block.
1622 * tree.c (init_ttree): Remove memory-tag related code.
1623 (tree_code_size): Likewise.
1624 (tree_node_structure): Likewise.
1625 (build7_stat): Re-write to be build6_stat.
1626 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1627 (SSA_VAR_P): Adjust.
1628 (struct tree_memory_tag): Remove.
1629 (struct tree_memory_partition_tag): Likewise.
1630 (union tree_node): Adjust.
1631 (build7): Re-write to be build6.
1632 * tree-pass.h (pass_reset_cc_flags): Remove.
1633 (TODO_update_address_taken): New flag.
1634 (pass_simple_dse): Remove.
1635 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1636 * params.h (MAX_ALIASED_VOPS): Remove.
1637 (AVG_ALIASED_VOPS): Likewise.
1638 * omp-low.c (expand_omp_taskreg): Update SSA form.
1639 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1640 aliases the lhs in a copy stmt.
1641 * tree-ssa-dse.c (struct address_walk_data): Remove.
1642 (memory_ssa_name_same): Likewise.
1643 (memory_address_same): Likewise.
1644 (get_kill_of_stmt_lhs): Likewise.
1645 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1646 unused stores. Look through PHI nodes into post-dominated regions.
1647 (dse_optimize_stmt): Simplify. Properly remove stores.
1648 (tree_ssa_dse): Compute dominators.
1649 (execute_simple_dse): Remove.
1650 (pass_simple_dse): Likewise.
1651 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1652 gimple_loaded_syms and gimple_stored_syms computation.
1653 * toplev.c (dump_memory_report): Dump alias and pta stats.
1654 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1655 (vn_reference_eq): Likewise.
1656 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1657 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1658 valueize_vuses): Remove.
1659 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1660 (get_def_ref_stmt_vuse): ... this.
1661 (vn_reference_lookup_2): New function.
1662 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1663 walking equivalent vuses. Simplify.
1664 (vn_reference_lookup): Likewise.
1665 (vn_reference_insert): Likewise.
1666 (vn_reference_insert_pieces): Likewise.
1667 (visit_reference_op_call): Simplify.
1668 (visit_reference_op_load): Likewise.
1669 (visit_reference_op_store): Likewise.
1670 (init_scc_vn): Remove shared_lookup_vuses initialization.
1671 (free_scc_vn): Remove shared_lookup_vuses freeing.
1672 (sort_vuses, sort_vuses_heap): Remove.
1673 (get_ref_from_reference_ops): Export.
1674 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1675 vector with single vuse pointer.
1676 (vn_reference_lookup_pieces, vn_reference_lookup,
1677 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1678 (shared_vuses_from_stmt): Remove.
1679 (get_ref_from_reference_ops): Declare.
1680 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1681 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1682 memory-tag related code.
1683 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1684 (likely_value): Add comment, skip static-chain of call statements.
1685 (surely_varying_stmt_p): Adjust.
1686 (gimplify_and_update_call_from_tree): Likewise.
1687 (execute_fold_all_builtins): Do not rebuild alias info.
1688 (gimplify_and_update_call_from_tree): Properly update VOPs.
1689 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1690 (copy_ref_info): Remove memory-tag related code.
1691 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1692 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1693 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1695 * tree-ssa-dom.c (gimple_p): Remove typedef.
1696 (eliminate_redundant_computations): Adjust.
1697 (record_equivalences_from_stmt): Likewise.
1698 (avail_expr_hash): Likewise.
1699 (avail_expr_eq): Likewise.
1700 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1701 (stmt_makes_single_load): Likewise.
1702 (stmt_makes_single_store): Likewise.
1703 * tree-ssa-alias.c: Rewrite completely.
1704 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1705 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1706 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1707 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1708 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1709 Remove public functions.
1710 (pass_reset_cc_flags): Remove.
1711 (pass_build_alias): Move ...
1712 * tree-ssa-structalias.c (pass_build_alias): ... here.
1713 * tree-ssa-alias.c (may_be_aliased): Move ...
1714 * tree-flow-inline.h (may_be_aliased): ... here.
1715 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1716 count_uses_and_derefs): Move ...
1717 * gimple.c: ... here.
1718 * gimple.h (count_uses_and_derefs): Declare.
1719 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1720 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1721 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1722 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1723 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1724 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1725 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1727 * tree-dfa.c (refs_may_alias_p): Move ...
1728 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1729 * tree-ssa-alias.h: New file.
1730 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1731 (statement_sink_location): Likewise.
1732 * opts.c (decode_options): Do not adjust max-aliased-vops or
1733 avg-aliased-vops values.
1734 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1735 (TV_CALL_CLOBBER): Likewise.
1736 (TV_FLOW_SENSITIVE): Likewise.
1737 (TV_FLOW_INSENSITIVE): Likewise.
1738 (TV_MEMORY_PARTITIONING): Likewise.
1739 (TV_ALIAS_STMT_WALK): New timevar.
1740 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1741 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1742 (get_address_description): Remove memory-tag related code.
1743 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1744 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1745 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1746 and immediate uses in statements. Document.
1747 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1748 (dump_symbols): Remove.
1749 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1750 * alias.c (get_deref_alias_set): New function split out from ...
1751 (get_alias_set): ... here.
1752 * alias.h (get_deref_alias_set): Declare.
1753 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1754 type parameter. Remove restrict pointer handling. Create a
1755 ref-all pointer in case type-based alias sets do not conflict.
1756 (vect_analyze_data_refs): Remove SMT related code.
1757 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1758 (vectorizable_load): Likewise.
1759 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1760 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1761 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1762 Ignore vops and SMTs.
1763 (dr_analyze_alias): Likewise..
1764 (free_data_ref): Likewise.
1765 (create_data_ref): Likewise.
1766 (analyze_all_data_dependences): Likewise.
1767 (get_references_in_stmt): Adjust.
1768 * tree-flow-inline.h (gimple_aliases_computed_p,
1769 gimple_addressable_vars, gimple_call_clobbered_vars,
1770 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1771 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1772 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1773 gimple_mem_ref_stats): Remove.
1774 (gimple_vop): New function.
1775 (op_iter_next_use): Remove vuses and mayuses cases.
1776 (op_iter_next_def): Remove vdefs case.
1777 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1778 (clear_and_done_ssa_iter): Do not set removed fields.
1779 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1780 Assert we are not iterating over vuses or vdefs if not also
1781 iterating over uses or defs.
1782 (op_iter_init_use): Likewise.
1783 (op_iter_init_def): Likewise.
1784 (op_iter_next_vdef): Remove.
1785 (op_iter_next_mustdef): Likewise.
1786 (op_iter_init_vdef): Likewise.
1787 (compare_ssa_operands_equal): Likewise.
1788 (link_use_stmts_after): Handle vuse operand.
1789 (is_call_used): Use is_call_clobbered.
1790 (is_call_clobbered): Global variables are always call clobbered,
1791 query the call-clobbers bitmap.
1792 (mark_call_clobbered): Ignore global variables.
1793 (clear_call_clobbered): Likewise.
1794 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1795 virtual operands sanity check.
1796 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1798 (TARGET_MEM_REF): Remove TMR_TAG operand.
1799 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1800 Remove call-clobber related code.
1801 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1802 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1803 partitions or escape reason.
1804 (get_single_def_stmt, get_single_def_stmt_from_phi,
1805 get_single_def_stmt_with_phi): Remove.
1806 (dump_referenced_vars): Tidy.
1807 (get_ref_base_and_extent): Allow bare decls.
1808 (collect_dfa_stats): Adjust.
1809 * graphite.c (rename_variables_in_stmt): Adjust.
1810 (graphite_copy_stmts_from_block): Likewise.
1811 (translate_clast): Likewise.
1812 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1814 (translate_vuse_through_block): Use the oracle.
1815 (phi_translate_1): Adjust.
1816 (value_dies_in_block_x): Use the oracle. Cache the outcome
1818 (valid_in_sets): Check if the VUSE for
1819 a REFERENCE is available.
1820 (eliminate): Do not remove stmts during elimination,
1821 instead queue and remove them afterwards.
1822 (do_pre): Do not rebuild alias info.
1823 (pass_pre): Run TODO_rebuild_alias before PRE.
1824 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1825 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1826 (mark_all_v_defs_stmt): Remove.
1827 (mark_all_v_defs_seq): Adjust.
1828 (sra_replace): Likewise.
1829 (scalarize_use): Likewise.
1830 (scalarize_copy): Likewise.
1831 (scalarize_init): Likewise.
1832 (scalarize_ldst): Likewise.
1833 (todoflags): Remove.
1834 (tree_sra): Do not rebuild alias info.
1835 (tree_sra_early): Adjust.
1836 (pass_sra): Run TODO_update_address_taken before SRA.
1837 * tree-predcom.c (set_alias_info): Remove.
1838 (prepare_initializers_chain): Do not call it.
1839 (mark_virtual_ops_for_renaming): Adjust.
1840 (mark_virtual_ops_for_renaming_list): Remove.
1841 (initialize_root_vars): Adjust.
1842 (initialize_root_vars_lm): Likewise.
1843 (prepare_initializers_chain): Likewise.
1844 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1845 (may_propagate_copy_into_stmt): Likewise.
1846 (merge_alias_info): Do nothing for now.
1847 (propagate_tree_value_into_stmt): Adjust.
1848 (stmt_may_generate_copy): Likewise.
1849 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1850 not mark symbols for renaming.
1851 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1852 with the same statement, make sure to update the new pointed-to one.
1853 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1854 call statements, do not mark symbols for renaming.
1855 (mark_operand_necessary): Dump something.
1856 (ref_may_be_aliased): New function.
1857 (mark_aliased_reaching_defs_necessary_1): New helper function.
1858 (mark_aliased_reaching_defs_necessary): Likewise.
1859 (mark_all_reaching_defs_necessary_1): Likewise.
1860 (mark_all_reaching_defs_necessary): Likewise.
1861 (propagate_necessity): Do not process virtual PHIs. For
1862 non-aliased loads mark all reaching definitions as necessary.
1863 For aliased loads and stores mark the immediate dominating
1864 aliased clobbers as necessary.
1865 (visited): New global static.
1866 (perform_tree_ssa_dce): Free visited bitmap after propagating
1868 (remove_dead_phis): Perform simple dead virtual PHI removal.
1869 (remove_dead_stmt): Properly unlink virtual operands when
1871 (eliminate_unnecessary_stmts): Schedule PHI removal after
1873 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1874 (process_replaceable): Likewise.
1875 (find_replaceable_in_bb): Likewise.
1876 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1877 based on the single gimple vop.
1878 (verify_flow_insensitive_alias_info): Remove.
1879 (verify_flow_sensitive_alias_info): Likewise.
1880 (verify_call_clobbering): Likewise.
1881 (verify_memory_partitions): Likewise.
1882 (verify_alias_info): Likewise.
1883 (verify_ssa): Adjust..
1884 (execute_update_addresses_taken): Export. Update SSA
1885 manually. Optimize only when optimizing. Use a local bitmap.
1886 (pass_update_address_taken): Remove TODO_update_ssa, add
1888 (pass_update_address_taken): Just use TODO_update_address_taken.
1889 (init_tree_ssa): Do not initialize addressable_vars.
1890 (verify_ssa): Verify new VUSE / VDEF properties.
1891 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1892 Do not call verify_alias_info.
1893 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1894 Do not free the loaded and stored syms bitmaps. Reset the escaped
1895 and callused solutions. Do not free addressable_vars.
1896 Remove memory-tag related code.
1897 (warn_uninitialized_var): Aliases are always available.
1898 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1899 * lambda-code.c (can_put_in_inner_loop): Adjust.
1900 (can_put_after_inner_loop): Likewise.
1901 (perfect_nestify): Likewise.
1902 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1903 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1904 (vectorizable_conversion): Do not mark symbols for renaming.
1905 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1906 (expand_call_inline): Unlink the calls virtual operands before
1908 (tree_function_versioning): Do not call update_ssa if we are not
1909 updating clones. Simplify.
1910 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1911 (propagate_with_phi): Likewise..
1912 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1913 clobber code. Assert we are not aliased or global.
1914 * tree-flow.h: Include tree-ssa-alias.h
1915 (enum escape_type): Remove.
1916 (struct mem_sym_stats_d): Likewise.
1917 (struct mem_ref_stats_d): Likewise.
1918 (struct gimple_df): Add vop member. Remove global_var,
1919 call_clobbered_vars, call_used_vars, addressable_vars,
1920 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1921 escaped and callused members.
1922 (struct ptr_info_def): Remove all members, add points-to solution
1924 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1925 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1926 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1927 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1928 (tree-ssa-alias.o): Likewise.
1929 (toplev.o): Add tree-ssa-alias.h
1930 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1931 * gimple.c (gimple_set_bb): Fix off-by-one error.
1932 (is_gimple_reg): Do not handle memory tags.
1933 (gimple_copy): Also copy virtual operands.
1934 Delay updating the statement. Do not reset loaded and stored syms.
1935 (gimple_set_stored_syms): Remove.
1936 (gimple_set_loaded_syms): Likewise.
1937 (gimple_call_copy_skip_args): Copy the virtual operands
1938 and mark the new statement modified.
1939 * tree-ssa-structalias.c (may_alias_p): Remove.
1940 (set_uids_in_ptset): Take the alias set to prune with as
1941 parameter. Fold in the alias test of may_alias_p.
1942 (compute_points_to_sets): Compute whether a ptr is dereferenced
1944 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1945 other ADDRESSOF constraints on the lhs.
1946 (get_constraint_for_component_ref): Assert that we don't get
1947 ADDRESSOF constraints from the base of the reference.
1948 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1949 (struct variable_info): Remove collapsed_to member.
1950 (get_varinfo_fc): Remove.
1951 (new_var_info): Do not set collapsed_to.
1952 (dump_constraint): Do not follow cycles.
1953 (dump_constraint_graph): Likewise.
1954 (build_pred_graph): Likewise.
1955 (build_succ_graph): Likewise.
1956 (rewrite_constraints): Likewise.
1957 (do_simple_structure_copy): Remove.
1958 (do_rhs_deref_structure_copy): Remove.
1959 (do_lhs_deref_structure_copy): Remove.
1960 (collapse_rest_of_var): Remove.
1961 (do_structure_copy): Re-implement.
1962 (pta_stats): New global variable.
1963 (dump_pta_stats): New function.
1964 (struct constraint_expr): Make offset signed.
1965 (UNKNOWN_OFFSET): Define special value.
1966 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1967 (solution_set_expand): New helper function split out from ...
1968 (do_sd_constraint): ... here.
1969 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1970 (do_ds_constraint): Likewise.
1971 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1972 and CALLUSED = *CALLUSED.
1973 (set_union_with_increment): Make inc argument signed.
1974 (type_safe): Remove.
1975 (get_constraint_for_ptr_offset): Handle unknown and negative
1977 (first_vi_for_offset): Handle offsets before start. Bail
1978 out early for offsets beyond the variable extent.
1979 (first_or_preceding_vi_for_offset): New function.
1980 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1981 Together with ESCAPED = *ESCAPED this properly computes reachability.
1982 (find_what_var_points_to): New function.
1983 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1984 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1985 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1986 pt_solutions_intersect): New functions.
1987 (compute_call_used_vars): Remove.
1988 (compute_may_aliases): New main entry into PTA computation.
1989 * gimple.h (gimple_p): New typedef.
1990 (struct gimple_statement_base): Remove references_memory_p.
1991 (struct gimple_statement_with_memory_ops_base): Remove
1992 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1994 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1995 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1996 gimple_set_references_memory): Remove.
1997 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1998 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
2000 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
2001 (verify_expr): Allow RESULT_DECL.
2002 (gimple_duplicate_bb): Do not copy virtual operands.
2003 (gimple_duplicate_sese_region): Adjust.
2004 (gimple_duplicate_sese_tail): Likewise.
2005 (mark_virtual_ops_in_region): Remove.
2006 (move_sese_region_to_fn): Do not call it.
2007 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
2008 and pass_simple_dse.
2009 (execute_function_todo): Handle TODO_update_address_taken,
2010 call execute_update_addresses_taken for TODO_rebuild_alias.
2011 (execute_todo): Adjust.
2012 (execute_one_pass): Init dump files early.
2013 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2015 (create_general_new_stmt): Clear vops.
2016 * tree-ssa-reassoc.c (get_rank): Adjust.
2017 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2018 symbols for renaming.
2019 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2020 (PARAM_AVG_ALIASED_VOPS): Likewise.
2021 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2022 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2023 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2024 (operand_build_cmp, copy_virtual_operands,
2025 create_ssa_artificial_load_stmt, add_to_addressable_set,
2026 gimple_add_to_addresses_taken): Remove public functions.
2027 (unlink_stmt_vdef): New function.
2029 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2031 * config.gcc (powerpc-*-linux*): Merge variants.
2033 2009-04-02 Chao-ying Fu <fu@mips.com>
2034 James Grosbach <james.grosbach@microchip.com>
2036 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2037 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2039 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2040 keep_interrupts_masked_p, use_debug_exception_return_p.
2041 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2042 keep_interrupts_masked, use_debug_exception_return.
2043 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2044 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2046 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2047 (mips_print_operand): Process COP0 registers to print $0 .. $31
2048 correctly for GAS to process.
2049 (mips_interrupt_extra_call_saved_reg_p): New function.
2050 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2052 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2053 (mips_compute_frame_info): Add supports for interrupt context that
2054 includes doubleword accumulators and COP0 registers.
2055 (mips_for_each_saved_acc): New function.
2056 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2057 mips_for_each_saved_reg.
2058 (mips_save_reg): Save accumulators.
2059 (mips_kernel_reg_p): A new for_each_rtx callback.
2060 (mips_expand_prologue): Support interrupt handlers.
2061 (mips_restore_reg): Restore accumulators.
2062 (mips_expand_epilogue): Support interrupt handlers.
2063 (mips_can_use_return_insn): Return false for interrupt handlers.
2064 (mips_epilogue_uses): New function.
2065 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2066 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2067 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2068 cop0_move): New instructions.
2069 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2070 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2072 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2074 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2075 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2076 interrupt handlers, we use K0 as the temporary register.
2077 (EPILOGUE_USES): Change to a function call.
2078 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2079 handlers, we use K0 as the temporary register.
2081 * doc/extend.texi (Function Attributes): Document interrupt,
2082 use_shadow_register_set, keep_interrupts_masked,
2083 use_debug_exception_return for MIPS attributes.
2085 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2087 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2088 Remove a number of t-files from tmake_file.
2089 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2090 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2091 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2092 target_prototype, not TARGET_PROTOTYPE.
2093 (LINK_OS_GNU_SPEC): Define.
2094 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2095 and darwin-ldoubdle.c.
2097 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2100 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2101 (cpp_options): Ditto.
2102 (default_compilers): Ditto.
2103 (display_help): Ditto.
2104 (process_command): Ditto.
2106 (set_input): Use lbasename instead of duplicate code.
2107 (save_temps_prefix): New static for -save-temps=obj.
2108 (save_temps_length): Ditto.
2110 * doc/invoke.texi (-save-temps=obj): Document new variant to
2113 2009-04-02 Jeff Law <law@redhat.com>
2115 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2118 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2120 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2121 * configure: Regenerated.
2123 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2125 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2126 share the argument list.
2128 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2132 2009-02-12 Diego Novillo <dnovillo@google.com>
2134 * varpool.c (debug_varpool): New.
2135 * cgraph.h (debug_varpool): Declare.
2137 2009-04-02 Jan Hubicka <jh@suse.cz>
2139 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2142 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2144 * config/i386/i386.c (ix86_abi): Move initialization to ...
2145 (override_options): Here.
2147 2009-04-02 Christian Bruel <christian.bruel@st.com>
2149 * config/sh/sh.c (sh_dwarf_register_span): New function.
2150 (TARGET_DWARF_REGISTER_SPAN): Define.
2151 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2153 2009-04-02 Ira Rosen <irar@il.ibm.com>
2155 PR tree-optimization/39595
2156 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2157 interleaved loads group is not greater than the SLP group size.
2159 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2161 * builtins.c (is_builtin_name): New.
2162 (called_as_built_in): Use is_builtin_name.
2163 * tree.h (is_builtin_name): New.
2164 * varasm.c (incorporeal_function_p): Use is_builtin_name
2166 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2168 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2170 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2173 * c-decl.c: (clone_underlying_type): Move this ...
2174 * c-common.c (set_underlying_type): ... here.
2175 Also, make sure the function properly sets TYPE_STUB_DECL() on
2176 the newly created typedef variant type.
2177 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2178 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2181 2009-04-02 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/37221
2184 * tree-flow.h (degenerate_phi_result): Declare.
2185 * tree-ssa-dom.c (degenerate_phi_result): Export.
2186 * tree-scalar-evolution.c (analyze_initial_condition): If
2187 the initial condition is defined by a degenerate PHI node
2188 use the degenerate value.
2190 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2192 PR rtl-optimization/39588
2193 * combine.c (merge_outer_ops): Do not set the constant when this
2195 (simplify_shift_const_1): Do not modify it either in this case.
2197 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2199 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2200 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2202 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2205 * c-lex.c (interpret_float): Default (no suffix) is double.
2207 2009-04-1 Xinliang David Li <davidxl@google.com>
2209 * config/i386/i386.c (legitimate_constant_p): Recognize
2210 all one vector constant.
2212 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2214 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2215 Change #include order to silence two warnings.
2217 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2219 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2220 (ASM_SPEC): Pass -k to the assembler for PIC code.
2222 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2224 * gcc/config.gcc: Add vax-*-linux* to the switch.
2225 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2226 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2228 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2230 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2231 Use predicate macros instead of GET_CODE() == foo.
2232 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2233 ashlsi3, rotrsi3, <unnamed>): Likewise.
2235 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2237 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2238 jbbccihi, jbbccisi): Remova trailing whitespace.
2239 * gcc/config/vax/constraints.md: Likewise.
2240 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2241 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2242 * gcc/config/vax/predicates.md: Likewise.
2243 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2244 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2245 * gcc/config/vax/vax.h: Likewise.
2246 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2248 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2250 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2251 (indirectable_address_p, adjacent_operands_p): Add spaces around
2253 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2255 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2257 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2258 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2259 index_term_p, reg_plus_index_p, legitimate_address_p,
2260 vax_mode_dependent_address_p): Update comments to match functions
2261 modified by the recent int->bool conversion.
2263 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2265 * gcc/config/vax/builtins.md: Update copyright message.
2266 * gcc/config/vax/constraints.md: Likewise.
2267 * gcc/config/vax/netbsd-elf.h: Likewise.
2268 * gcc/config/vax/predicates.md: Likewise.
2269 * gcc/config/vax/vax-protos.h: Likewise.
2270 * gcc/config/vax/vax.c: Likewise.
2271 * gcc/config/vax/vax.h: Likewise.
2272 * gcc/config/vax/vax.md: Likewise.
2273 * gcc/config/vax/vax.opt: Likewise.
2275 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2277 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2278 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2279 * gcc/config/vax/constraints.md (B, R): Likewise.
2280 * gcc/config/vax/predicates.md (external_memory_operand,
2281 nonimmediate_addsub_di_operand): Likewise.
2282 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2283 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2284 untyped_call): Likewise.
2286 2009-04-01 Matt Thomas <matt@3am-software.com>
2288 * config/vax/predicates.md: New file.
2289 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2290 external_const_operand, nonsymbolic_operand, external_memory_operand,
2291 indirect_memory_operand, indexed_memory_operand,
2292 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2293 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2295 * config/vax/constraints.md: New file.
2296 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2298 * config/vax/builtins.md: New file.
2299 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2300 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2302 * config/vax/vax.opt (mqmath): Add option.
2303 * config/vax/vax.md (isfx): Extend with DI.
2304 (VAXintQH, VAXintQHSD): Define.
2305 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2306 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2307 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2308 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2309 (movdi): Update constraints and use vax_output_int_move().
2310 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2311 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2312 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2313 nonlocal_goto): New.
2314 (mov<mode>): Extend accepted operand types.
2315 (subdi3_old): Rename from subdi3, change update constraints and use
2316 a new implementation.
2317 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2318 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2319 MOVE_RATIO, CLEAR_RATIO): Define.
2320 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2321 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2322 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2323 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2324 (split_quadword_operands): Make static and really allow variable
2326 (print_operand_address): Update for PIC generation.
2327 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2328 indexable_address_p, fixup_mathdi_operand,
2329 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2330 (vax_float_literal, legitimate_constant_p,
2331 indirectable_constant_address_p, index_term_p,
2332 reg_plus_index_p): Return bool instead of int.
2333 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2335 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2337 (vax_output_conditional_branch): Indent.
2338 (legitimate_constant_address_p, indirectable_constant_address_p,
2339 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2340 vax_mode_dependent_address_p): Return bool instead of int, update for
2342 * config/vax/vax-protos.h (legitimate_constant_address_p,
2343 legitimate_constant_p, legitimate_address_p,
2344 vax_mode_dependent_address_p): Change declaration to bool.
2345 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2346 vax_expand_addsub_di_operands, vax_output_int_subtract,
2347 vax_output_movmemsi): Declare.
2348 (split_quadword_operands, vax_float_literal): Delete declaration.
2349 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2350 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2351 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2352 ASM_OUTPUT_DWARF_PCREL): Define.
2353 (ASM_SPEC): Change definition to allow PIC generation.
2355 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2357 * doc/sourcebuild.texi: Update front-end requirements.
2359 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2362 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2363 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2364 (booldi3_internal3): Use boolean_or_operator instead of
2367 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2370 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2371 declarator whose size is not an integer constant expression but
2372 folds to an integer constant, then treat it as a constant
2375 2009-04-01 Richard Guenther <rguenther@suse.de>
2377 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2378 i * 4 + 2 to (i * 2 + 1) * 2.
2380 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2383 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2384 return if c_parser_asm_string_literal returned NULL.
2386 2009-04-01 Nick Clifton <nickc@redhat.com>
2388 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2390 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2391 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2392 other typedefs to avoid conflicts with libgcc2.c. Define labels
2393 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2395 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2396 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2399 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2401 * varasm.c (default_function_rodata_section): Declare DOT as
2404 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2405 Andrey Galkin <agalkin@hypercom.com>
2408 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2409 Make object_name unique for each process.
2411 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2414 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2415 addressable variables in the parallel that could go out of scope while
2416 running queued tasks.
2418 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2420 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2421 (CASE_VALUES_THRESHOLD): Redefine.
2422 * config/avr/avr.c (avr_override_options): Remove initialization of
2423 avr_case_values_threshold variable.
2424 (avr_case_values_threshold): Remove variable. Add new function.
2425 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2426 * config/avr/avr.opt (mno-tablejump): Remove option.
2427 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2429 2009-04-01 DJ Delorie <dj@redhat.com>
2431 * varasm.c (default_function_rodata_section): Don't assume
2432 anything about where the first '.' in the section name is.
2434 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2436 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2437 rs6000_emit_stack_tie.
2439 2009-03-31 Ian Lance Taylor <iant@google.com>
2441 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2442 gimple_code with GIMPLE_RESX, not RESX.
2444 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2446 * c-common.c (c_get_ident): New.
2447 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2449 2009-04-01 Ben Elliston <bje@au.ibm.com>
2451 * config/rs6000/sysv4.opt (msdata): Improve option description.
2453 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2455 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2456 (divdf3_internal_lat): Remove.
2457 (divxf3_internal_lat): Remove.
2458 (divxf3_internal_thr): Remove.
2459 (divxf): Use divxf3_internal.
2460 * config/ia64/div.md (divsf3_internal_lat): New.
2461 (divdf3_internal_lat): New.
2462 (divxf3_internal): New.
2464 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2467 * Makefile.in (USE_GCC_STDINT): Define.
2468 (stmp-int-hdrs): Install stdint.h if applicable.
2469 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2471 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2472 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2473 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2474 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2475 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2476 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2477 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2478 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2479 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2480 (c_common_nodes_and_builtins): Initialize
2481 underlying_wchar_type_node. Do not initialize
2482 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2483 nodes for new types.
2484 (c_stddef_cpp_builtins): Define macros for new types.
2485 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2487 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2488 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2489 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2490 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2491 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2492 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2493 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2494 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2495 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2496 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2497 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2498 int16_type_node, int32_type_node, int64_type_node,
2499 uint8_type_node, uint16_type_node, c_uint32_type_node,
2500 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2501 int_least32_type_node, int_least64_type_node,
2502 uint_least8_type_node, uint_least16_type_node,
2503 uint_least32_type_node, uint_least64_type_node,
2504 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2505 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2506 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2507 uintptr_type_node): Define.
2508 * c-cppbuiltin.c (builtin_define_constants,
2509 builtin_define_type_minmax): New.
2510 (builtin_define_stdint_macros): Define more macros.
2511 (c_cpp_builtins): Define more limit macros.
2513 (builtin_define_type_max): Define in terms of
2514 builtin_define_type_minmax. Remove is_long parameter. All
2516 * config.gcc (use_gcc_stdint): Define.
2517 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2518 Add newlib-stdint.h for generic targets.
2519 * config/glibc-stdint.h, config/newlib-stdint.h,
2520 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2521 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2522 * config/score/score.h (UINTPTR_TYPE): Define.
2523 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2524 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2525 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2526 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2527 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2528 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2529 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2530 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2531 * config/spu/spu.h (STDINT_LONG32): Define.
2532 * configure.ac (use_gcc_stdint): Substitute.
2533 * configure: Regenerate.
2534 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2535 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2536 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2537 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2538 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2539 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2540 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2541 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2542 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2543 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2544 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2545 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2546 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2547 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2548 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2549 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2550 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2551 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2552 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2553 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2554 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2555 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2556 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2557 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2558 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2559 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2560 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2561 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2562 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2564 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2566 * loop-iv.c (suitable_set_for_replacement): Renamed from
2567 simplify_using_assignment; changed to return bool and to accept new
2568 args DEST and SRC. Return true iff we find a source/destination pair
2569 that can be used to make a replacement, and fill SRC and DEST if so.
2570 Remove arg ALTERED. Don't deal with altered regs here. All callers
2572 (simplify_using_initial_values): Deal with altered regs here and track
2573 more precisely the effect they have on the validity of our expression.
2575 * loop-iv.c (simplify_using_condition): A condition of the form
2576 (EQ REG CONST) can be used to simply make a substitution.
2577 (simplify_using_initial_values): Keep track of conditions we have seen
2578 and keep using them to simplify new expressions, while applying the
2579 same substitutions to them as to the expression.
2581 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2582 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2585 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2586 changed. Use this when trying to improve the upper bound.
2587 Generate the comparison by using simplify_gen_relational.
2589 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2591 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2593 (simplify_using_assignment, simplify_using_initial_values): Call
2594 replace_in_expr to make replacements. Call replace_single_def_regs
2595 once on the initial version of the expression.
2597 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2600 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2602 2009-03-31 Richard Guenther <rguenther@suse.de>
2605 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2606 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2608 2009-03-31 Richard Guenther <rguenther@suse.de>
2610 * tree.h (div_if_zero_remainder): Declare.
2611 * fold-const.c (div_if_zero_remainder): Export.
2612 * tree-ssa-forwprop.c
2613 (forward_propagate_addr_into_variable_array_index): Handle
2614 constant array index addition outside of the variable index.
2616 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2619 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2620 define_splits, floatunssi<mode>2): Require x87 conversions from
2621 DImode to be permitted.
2623 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2625 PR preprocessor/15638
2626 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2628 2009-03-31 Richard Guenther <rguenther@suse.de>
2632 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2633 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2634 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2635 a separate statement.
2636 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2637 (lookup_tmp_var): Likewise.
2638 (is_gimple_formal_tmp_or_call_rhs): Remove.
2639 (is_gimple_reg_or_call_rhs): Rename to ...
2640 (is_gimple_reg_rhs_or_call): ... this.
2641 (is_gimple_mem_or_call_rhs): Rename to ...
2642 (is_gimple_mem_rhs_or_call): ... this.
2643 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2644 DECL_GIMPLE_REG_P only if is_formal is true.
2645 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2646 for non-proper post-modify expression gimplification.
2647 (gimplify_self_mod_expr): For post-modify expressions gimplify
2648 the lvalue to a minimal lvalue.
2649 (rhs_predicate_for): Remove formal temp case.
2650 (gimplify_modify_expr_rhs): Likewise.
2651 (gimplify_addr_expr): Use is_gimple_reg.
2652 (gimplify_expr): Remove formal temp cases.
2653 (gimple_regimplify_operands): Likewise.
2654 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2655 and FILTER_EXPR like constants.
2656 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2658 (is_gimple_formal_tmp_rhs): Remove.
2659 (is_gimple_reg_rhs): Remove special casing.
2660 (is_gimple_mem_rhs): Fix.
2661 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2662 (is_gimple_formal_tmp_var): Remove.
2663 (is_gimple_formal_tmp_reg): Likewise.
2664 (is_gimple_min_lval): Allow invariant component ref parts.
2665 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2666 is_gimple_formal_tmp_reg): Remove declarations.
2667 * tree-cfg.c (verify_expr): Verify that variables with address
2668 taken do not have DECL_GIMPLE_REG_P set.
2669 * tree-mudflap.c (mf_build_check_statement_for): Use
2670 force_gimple_operand instead of gimplify_expr.
2672 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2674 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2675 schedulable rows to compute_split_row.
2677 2009-03-31 Ben Elliston <bje@au.ibm.com>
2680 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2683 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2685 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2686 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2687 * configure: Regenerate.
2688 * config.in: Regenerate.
2689 * config/rs6000/rs6000.opt (mtls-markers): Add.
2690 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2691 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2692 (tls_ld_aix, tls_ld_sysv): Likewise.
2693 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2694 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2696 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2698 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2700 2009-03-30 Jan Hubicka <jh@suse.cz>
2702 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2704 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2705 detection and label handling.
2707 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2709 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2710 left_conflicts_size.
2711 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2712 ALLOCNO_LEFT_CONFLICTS_SIZE.
2714 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2715 remove_allocno_from_bucket_and_push,
2716 allocno_spill_priority_compare, push_allocnos_to_stack,
2717 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2718 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2719 (setup_allocno_left_conflicts_num): Ditto. Rename to
2720 setup_allocno_left_conflicts_size.
2721 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2722 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2723 setup_allocno_left_conflicts_size instead of
2724 setup_allocno_left_conflicts_num.
2726 * ira-build.c (ira_create_allocno): Use
2727 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2728 ALLOCNO_LEFT_CONFLICTS_NUM.
2730 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2732 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2733 instead of DF_LR_OUT.
2735 * ira-lives.c (process_bb_node_lives): Ditto.
2737 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2738 instead of DF_LR_{OUT,IN}.
2740 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2742 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2744 2009-03-30 Jan Hubicka <jh@suse.cz>
2746 * except.c (label_to_region_map): Fix thinko.
2748 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2751 * tree.h (tree_find_value): New declaration.
2752 * tree.c (tree_find_value): New function.
2753 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2755 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2758 * c-decl.c (struct c_binding): Add locus field.
2759 (bind): Add locus argument, set locus field from it.
2760 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2761 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2762 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2763 implicitly_declare, undeclared_variable, lookup_label,
2764 declare_label, c_make_fname_decl, c_builtin_function,
2765 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2768 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2771 * config/i386/i386.c (classify_argument): Check total size of
2774 2009-03-30 Martin Jambor <mjambor@suse.cz>
2776 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2777 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2778 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2781 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2782 seen_variable_array_ref while also traversing a union.
2784 * tree-inline.c (optimize_inline_calls): Do not call
2785 cgraph_node_remove_callees.
2786 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2787 (pass_remove_cgraph_callee_edges): New variable.
2788 * passes.c (init_optimization_passes): Add
2789 pass_remove_cgraph_callee_edges after early inlining and before all
2790 late intraprocedural passes.
2792 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2794 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2796 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2799 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2801 * combine.c (simplify_comparison): Use have_insn_for.
2802 * dojump.c (do_jump): Likewise.
2804 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2806 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2807 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2808 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2809 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2810 instead of sparc_compare_emitted.
2811 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2812 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2813 instead of sparc_compare_emitted.
2815 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2817 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2818 enter/exit cfglayout mode.
2819 (pass_partition_block): Require it.
2820 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2821 (combine_instructions): Track basic blocks instead of labels.
2822 (update_cfg_for_uncondjump): New.
2823 (try_combine): Use it. Update jumps after rescanning.
2824 (pass_combine): Require PROP_cfglayout.
2825 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2827 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2829 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2830 Provide/destroy PROP_cfglayout respectively.
2831 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2832 * tree-pass.h (PROP_cfglayout): New.
2834 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2836 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2837 fold_convert_const_fixed_from_fixed,
2838 fold_convert_const_fixed_from_int,
2839 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2840 set TREE_CONSTANT_OVERFLOW.
2841 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2842 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2844 2009-03-30 Ira Rosen <irar@il.ibm.com>
2846 * tree-vect-loop-manip.c: New file.
2847 * tree-vectorizer.c: Update documentation and included files.
2848 (vect_loop_location): Make extern.
2849 (rename_use_op): Move to tree-vect-loop-manip.c
2850 (rename_variables_in_bb, rename_variables_in_loop,
2851 slpeel_update_phis_for_duplicate_loop,
2852 slpeel_update_phi_nodes_for_guard1,
2853 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2854 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2855 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2856 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2857 find_loop_location): Likewise.
2858 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2859 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2860 get_vectype_for_scalar_type, vect_is_simple_use,
2861 supportable_widening_operation, supportable_narrowing_operation):
2863 (bb_in_loop_p): Move to tree-vect-loop.c.
2864 (new_loop_vec_info, destroy_loop_vec_info,
2865 reduction_code_for_scalar_code, report_vect_op,
2866 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2867 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2868 (vect_supportable_dr_alignment): Likewise.
2869 * tree-vectorizer.h (tree-data-ref.h): Include.
2870 (vect_loop_location): Declare.
2871 Reorganize function declarations according to the new file structure.
2872 * tree-vect-loop.c: New file.
2873 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2874 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2875 * tree-vect-data-refs.c: New file.
2876 * tree-vect-patterns.c (timevar.h): Don't include.
2877 * tree-vect-stmts.c: New file.
2878 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2879 tree-vect-slp.c, tree-vect-loop.c.
2880 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2881 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2882 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2883 (tree-vect-analyze.o): Remove.
2884 (tree-vect-transform.o): Likewise.
2885 (tree-vect-data-refs.o): Add rule.
2886 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2887 tree-vect-slp.o): Likewise.
2888 (tree-vect-patterns.o): Remove redundant dependencies.
2889 (tree-vectorizer.o): Likewise.
2890 * tree-vect-slp.c: New file.
2892 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2894 * optc-gen.awk: Warn if an option flag has multiple different
2897 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2899 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2900 -floop-block): Document dependences on PPL, CLooG and Graphite.
2902 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2904 PR rtl-optimization/323
2905 * c-common.c (c_fully_fold, convert_and_check,
2906 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2907 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2908 * c-common.def (EXCESS_PRECISION_EXPR): New.
2909 * c-cppbuiltin.c (builtin_define_float_constants): Define
2910 constants with enough digits for long double.
2911 * c-lex.c (interpret_float): Interpret constant with excess
2912 precision where appropriate.
2913 * c-opts.c (c_common_post_options): Set
2914 flag_excess_precision_cmdline. Give an error for
2915 -fexcess-precision=standard for C++ for processors where the
2916 option is significant.
2917 * c-parser.c (c_parser_conditional_expression): Handle excess
2918 precision in condition.
2919 * c-typeck.c (convert_arguments): Handle arguments with excess
2921 (build_unary_op): Move excess precision outside operation.
2922 (build_conditional_expr): Likewise.
2923 (build_compound_expr): Likewise.
2924 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2925 (build_modify_expr): Handle excess precision in RHS.
2926 (convert_for_assignment): Handle excess precision in converted
2928 (digest_init, output_init_element, process_init_element): Handle
2929 excess precision in initializer.
2930 (c_finish_return): Handle excess precision in return value.
2931 (build_binary_op): Handle excess precision in operands and add
2932 excess precision as needed for operation.
2933 * common.opt (-fexcess-precision=): New option.
2934 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2935 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2936 For standard excess precision, output explicit conversion to and
2937 truncation from XFmode.
2938 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2939 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2940 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2941 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2942 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2943 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2944 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2945 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2946 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2947 define_splits, sqrt<mode>2): Disable where appropriate for
2948 standard excess precision.
2949 * convert.c (convert_to_real): Do not shorten arithmetic to type
2950 for which excess precision would be used.
2951 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2952 * doc/invoke.texi (-fexcess-precision=): Document option.
2953 (-mfpmath=): Correct index entry.
2954 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2955 flag_excess_precision): New.
2956 * langhooks.c (lhd_post_options): Set
2957 flag_excess_precision_cmdline.
2958 * opts.c (common_handle_option): Handle -fexcess-precision=.
2959 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2960 init_excess_precision): New.
2961 (lang_dependent_init_target): Call init_excess_precision.
2962 * tree.c (excess_precision_type): New.
2963 * tree.h (excess_precision_type): Declare.
2965 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2968 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2969 non-lvalue to component.
2971 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2973 PR preprocessor/34695
2974 * Makefile.in (c-opts.o): Depend on c-tree.h.
2975 * c-common.c: Move down include of diagnostic.h.
2976 (done_lexing, c_cpp_error): New.
2977 * c-common.h (done_lexing): Declare.
2978 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2980 * c-opts.c: Include c-tree.h.
2981 (c_common_init_options): Set preprocessor error callback.
2982 (c_common_handle_option): Do not set preprocessor
2983 inhibit_warnings, warnings_are_errors, warn_system_headers,
2984 pedantic_errors or inhibit_warnings flags.
2985 (c_common_post_options): Do not check cpp_errors (parse_in).
2986 (c_common_finish): Do not output dependencies if there were
2987 errors. Do not check return value of cpp_finish.
2988 * c-ppoutput.c (pp_file_change): Set input_location.
2989 * c-tree.h (c_cpp_error): Declare.
2990 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2992 (diagnostic_build_prefix): Check override_column.
2993 * diagnostic.h (diagnostic_info): Add override_column field.
2994 (diagnostic_override_column): Define.
2996 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2998 * c-common.c (c_expand_expr, c_staticp): Remove.
2999 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
3000 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
3001 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
3002 * c-gimplify.c (gimplify_compound_literal_expr,
3003 optimize_compound_literals_in_ctor): Remove.
3004 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
3005 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
3006 * c-semantics.c (emit_local_var): Remove.
3008 * langhooks-def.h (lhd_expand_expr): Remove.
3009 * langhooks.c (lhd_expand_expr): Remove.
3010 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
3012 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3013 handling from c-semantics.c; don't call into langhook.
3014 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3015 * gimplify.c (gimplify_compound_literal_expr,
3016 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3017 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3018 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3019 as was done in c-gimplify.c.
3020 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3021 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3022 Move from c-common.h.
3023 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3025 * tree.c (staticp): Do not call langhook.
3026 * langhooks.c (lhd_staticp): Delete.
3027 * langhooks-def.h (lhd_staticp): Delete prototype.
3028 (LANG_HOOKS_STATICP): Delete.
3029 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3031 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3032 instead of DECL_STMTs.
3034 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3042 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3044 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3045 contained expression.
3046 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3047 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3048 conditional expressions for C.
3049 (decl_constant_value_for_optimization): Move from
3050 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3051 whether optimizing and that the expression is a VAR_DECL not of
3052 array type instead of doing such checks in the caller. Do not
3053 check pedantic. Call gcc_unreachable for C++.
3054 * c-common.def (C_MAYBE_CONST_EXPR): New.
3055 * c-common.h (c_fully_fold, c_save_expr,
3056 decl_constant_value_for_optimization): New prototypes.
3057 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3058 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3059 EXPR_INT_CONST_OPERANDS): Define.
3060 * c-convert.c (convert): Strip nops from expression.
3061 * c-decl.c (groktypename): Take extra parameters expr and
3062 expr_const_operands. Update call to grokdeclarator.
3063 (start_decl): Update call to grokdeclarator. Add statement for
3064 expressions used in type of decl.
3065 (grokparm): Update call to grokdeclarator.
3066 (push_parm_decl): Update call to grokdeclarator.
3067 (build_compound_literal): Add parameter non_const and build a
3068 C_MAYBE_COSNT_EXPR if applicable.
3069 (grokdeclarator): Take extra parameters expr and
3070 expr_const_operands. Track expressions used in declaration
3071 specifiers and declarators. Fold array sizes and track whether
3072 they are constant expressions and whether they are integer
3073 constant expressions.
3074 (parser_xref_tag): Set expr and expr_const_operands fields in
3076 (grokfield): Update call to grokdeclarator.
3077 (start_function): Update call to grokdeclarator.
3078 (build_null_declspecs): Set expr and expr_const_operands fields in
3080 (declspecs_add_type): Handle expressions in typeof specifiers.
3081 * c-parser.c (c_parser_declspecs): Set expr and
3082 expr_const_operands fields for declaration specifiers.
3083 (c_parser_enum_specifier): Likewise.
3084 (c_parser_struct_or_union_specifier): Likewise.
3085 (c_parser_typeof_specifier): Likewise. Update call to
3086 groktypename. Fold expression as needed. Return expressions with
3087 type instead of adding statements.
3088 (c_parser_attributes): Update calls to c_parser_expr_list.
3089 (c_parser_statement_after_labels): Fold expression before passing
3090 to objc_build_throw_stmt.
3091 (c_parser_condition): Fold expression.
3092 (c_parser_asm_operands): Fold expression.
3093 (c_parser_conditional_expression): Use c_save_expr. Update call
3094 to build_conditional_expr.
3095 (c_parser_alignof_expression): Update call to groktypename.
3096 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3097 original_code. Fold expression argument of va_arg. Create
3098 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3099 argument to va_arg. Update calls to groktypename. Fold array
3100 index for offsetof. Verify that first argument to
3101 __builtin_choose_expr has integer type.
3102 (c_parser_postfix_expression_after_paren_type): Update calls to
3103 groktypename and build_compound_literal. Handle expressions with
3104 side effects in type name.
3105 (c_parser_postfix_expression_after_primary): Update call to
3106 c_parser_expr_list. Set original_code for calls to
3107 __builtin_constant_p.
3108 (c_parser_expr_list): Take extra parameter fold_p. Fold
3109 expressions if requested.
3110 (c_parser_objc_type_name): Update call to groktypename.
3111 (c_parser_objc_synchronized_statement): Fold expression.
3112 (c_parser_objc_receiver): Fold expression.
3113 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3114 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3115 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3116 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3117 (struct c_typespec): Add elements expr and expr_const_operands.
3118 (struct c_declspecs): Add elements expr and expr_const_operands.
3119 (groktypename, build_conditional_expr, build_compound_literal):
3121 (in_late_binary_op): Declare.
3122 * c-typeck.c (note_integer_operands): New function.
3123 (in_late_binary_op): New variable.
3124 (decl_constant_value_for_broken_optimization): Move to c-common.c
3125 and rename to decl_constant_value_for_optimization.
3126 (default_function_array_conversion): Do not strip nops.
3127 (default_conversion): Do not call
3128 decl_constant_value_for_broken_optimization.
3129 (build_array_ref): Do not fold result.
3130 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3131 result when operand is a VLA.
3132 (c_expr_sizeof_type): Update call to groktypename. Handle
3133 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3134 result when operand names a VLA type.
3135 (build_function_call): Update call to build_compound_literal.
3136 Only fold result for calls to __builtin_* functions. Strip
3137 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3138 the function designator.
3139 (convert_arguments): Fold arguments. Update call to
3140 convert_for_assignment.
3141 (build_unary_op): Handle increment and decrement of
3142 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3143 decrement earlier. Fold operand of increment and decrement.
3144 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3145 built for integer operand. Wrap returns that are INTEGER_CSTs
3146 without being integer constant expressions or that have integer
3147 constant operands without being INTEGER_CSTs.
3148 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3149 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3150 result is an integer constant expression or can be used in
3151 unevaluated parts of one and avoid folding and wrap as
3152 appropriate. Fold operands before possibly doing -Wsign-compare
3154 (build_compound_expr): Wrap result for C99 if operands can be used
3155 in integer constant expressions.
3156 (build_c_cast): Update call to digest_init. Do not ignore
3157 overflow from casting floating-point constants to integers. Wrap
3158 results that could be confused with integer constant expressions,
3159 null pointer constants or floating-point constants.
3160 (c_cast_expr): Update call to groktypename. Handle expressions
3161 included in type name.
3162 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3163 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3164 Update calls to convert_for_assignment.
3165 (convert_for_assignment): Take new parameter
3166 null_pointer_constant. Do not strip nops or call
3167 decl_constant_value_for_broken_optimization. Set
3168 in_late_binary_op for conversions to boolean.
3169 (store_init_value): Update call to digest_init.
3170 (digest_init): Take new parameter null_pointer_constant. Do not
3171 call decl_constant_value_for_broken_optimization. pedwarn for
3172 initializers not constant expressions. Update calls to
3173 convert_for_assignment.
3174 (constructor_nonconst): New.
3175 (struct constructor_stack): Add nonconst element.
3176 (really_start_incremental_init, push_init_level, pop_init_level):
3177 Handle constructor_nonconst and nonconst element.
3178 (set_init_index): Call constant_expression_warning for array
3180 (output_init_element): Fold value. Set constructor_nonconst as
3181 applicable. pedwarn for initializers not constant expressions.
3182 Update call to digest_init. Call constant_expression_warning
3183 where constant initializers are required.
3184 (process_init_element): Use c_save_expr.
3185 (c_finish_goto_ptr): Fold expression.
3186 (c_finish_return): Fold return value. Update call to
3187 convert_for_assignment.
3188 (c_start_case): Fold switch expression.
3189 (c_process_expr_stmt): Fold expression.
3190 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3191 ensure statement expression is not evaluated in constant expression.
3192 (build_binary_op): Track whether results are integer constant
3193 expressions or may occur in such, disable folding and wrap results
3194 as applicable. Fold operands for -Wsign-compare warnings unless
3196 (c_objc_common_truthvalue_conversion): Handle results folded to
3197 integer constants that are not integer constant expressions.
3198 * doc/extend.texi: Document when typeof operands are evaluated,
3199 that condition of __builtin_choose_expr is an integer constant
3200 expression, and more about use of __builtin_constant_p in
3203 2009-03-29 Richard Guenther <rguenther@suse.de>
3205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3206 propagate addresses of array references.
3208 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3210 * regmove.c (perhaps_ends_bb_p): Remove.
3211 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3212 from INSN and check that the main loop stays within that basic block.
3213 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3214 (regmove_forward_pass): Split out from regmove_optimize. Use
3215 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3216 (regmove_backward_pass): Split out from regmove_optimize. Use
3217 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3218 (regmove_optimize): Simplify.
3220 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3223 * config/i386/i386.c (classify_argument): Ignore flexible array
3224 member in struct and warn ABI change.
3226 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3228 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3230 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3231 (ix86_adjust_cost): Updated.
3233 2009-03-29 Jan Hubicka <jh@suse.cz>
3236 * tree-pass.h (pass_cleanup_eh): New function.
3237 (remove_unreachable_regions): Break code handling RTL
3238 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3239 that can not be reached by runtime.
3240 (can_be_reached_by_runtime): New function.
3241 (label_to_region_map): New function.
3242 (num_eh_regions): New function.
3243 (rtl_remove_unreachable_regions): New function.
3244 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3245 (remove_eh_region): New function.
3246 * except.h: Include sbitmap and vecprim.
3247 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3248 num_eh_regions): Declare.
3249 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3250 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3251 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3252 (tree_empty_eh_handler_p): New function.
3253 (cleanup_empty_eh): New function.
3254 (cleanup_eh): New function.
3255 (pass_cleanup_eh): New function.
3257 2009-03-29 Jan Hubicka <jh@suse.cz>
3259 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3260 for removed regions.
3262 2009-03-29 Jan Hubicka <jh@suse.cz>
3264 * except.c (dump_eh_tree): Dump all datastructures.
3266 2009-03-29 Jan Hubicka <jh@suse.cz>
3268 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3269 (duplicate_eh_regions_1): Likewise.
3270 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3271 vector; call EH verification.
3272 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3273 Be ready for region being removed.
3275 2009-03-29 Jan Hubicka <jh@suse.cz>
3277 * bitmap.c (bitmap_last_set_bit): New function.
3278 * bitmap.h (bitmap_last_set_bit): Declare.
3280 2009-03-29 David Ayers <ayers@fsfe.org>
3283 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3284 by calling objc_compare_types and surpress warnings about
3285 incompatible C pointers that are compatible ObjC pointers.
3287 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3289 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3290 call initialize_inline_failed.
3291 (initialize_inline_failed): Move it from here ...
3292 * cgraph.c (initialize_inline_failed): ... to here.
3293 (cgraph_create_edge): Call initialize_inline_failed rather than
3294 setting inline_failed directly.
3296 2009-03-29 Ben Elliston <bje@au.ibm.com>
3299 * sysv4.opt (msdata): Improve comment.
3300 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3301 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3303 2009-03-29 Ben Elliston <bje@au.ibm.com>
3306 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3307 load and store attributes.
3309 2009-03-29 Ben Elliston <bje@au.ibm.com>
3311 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3312 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3313 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3314 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3315 __builtin_infq and __builtin_huge_valq.
3317 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3319 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3321 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3322 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3324 2009-03-28 Xinliang David Li <davidxl@google.com>
3326 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3327 (do_dbg_cnt): New function.
3329 2009-03-28 Jan Hubicka <jh@suse.cz>
3331 Merge from pretty-ipa:
3333 2009-03-27 Jan Hubicka <jh@suse.cz>
3335 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3336 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3337 * passes.c (function_called_by_processed_nodes_p): New.
3338 * ipa-pure-const.c (check_call): Fix handling of operands.
3339 (analyze_function): Dump debug output for skipped bodies.
3340 (local_pure_const): Use function_called_by_processed_nodes_p.
3341 * dwarf2out.c (reference_to_unused): Use output.
3342 * passes.c (do_per_function_toporder): Likewise.
3344 2008-11-12 Jan Hubicka <jh@suse.cz>
3346 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3347 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3348 state_set_in_source enum
3349 (check_decl): Ignore memory tags; do not set fake looping flags;
3351 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3352 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3353 (check_call, analyze_function): Rewrite.
3355 (add_new_function): Update call of analyze_function.
3356 (generate_summary): Add call of analyze_function.
3357 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3358 (local_pure_const): New function.
3359 (pass_local_pure_const): New pass.
3360 * ipa-inline.c (inline_transform): Set after_inlining.
3361 * tree-eh.c (stmt_can_throw_external): New.
3362 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3363 work with aliasing built.
3364 * tree-flow.h (stmt_can_throw_external): New.
3365 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3366 and local pure/const pass in early and late optimization queue.
3368 2009-03-28 Martin Jambor <mjambor@suse.cz>
3370 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3372 (fold_binary): Allow function decl aligment consideration is the
3373 second argument is integer constant one.
3374 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3375 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3376 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3378 2009-03-28 Jan Hubicka <jh@suse.cz>
3380 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3381 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3382 * function.h (rtl_data): Add nothrow flag.
3383 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3384 set DECL_NOTHROW for AVAILABLE functions.
3386 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3388 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3389 following vector keyword has expansion starting with pixel or bool
3390 keyword, expand vector to __vector and pixel or bool to __pixel or
3394 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3395 warn_if_disallowed_function_p): Removed.
3396 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3397 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3398 warning_if_disallowed_function_p.
3399 * flags.h (warn_if_disallowed_function_p,
3400 warn_disallowed_functions): Removed.
3401 * common.opt (Wdisallowed-function-list=): Removed.
3402 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3404 2009-03-28 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/38723
3407 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3410 2009-03-28 Jan Hubicka <jh@suse.cz>
3412 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3413 test introduced by my previous patch.
3415 2009-03-28 Richard Guenther <rguenther@suse.de>
3417 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3418 the PHIs value undefined.
3420 2009-03-28 Jan Hubicka <jh@suse.cz>
3422 * tree-pass.h (pass_fixup_cfg): New pass.
3423 * ipa-inline.c (inline_transform): Set
3424 always_inline_functions_inlined/after_inlining.
3425 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3426 (pass_fixup_cfg): New pass.
3427 * passes.c (init_optimization_passes): Add fixup_cfg.
3429 2009-03-28 Richard Guenther <rguenther@suse.de>
3431 PR tree-optimization/38458
3432 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3433 argument use the arguments copy-of value.
3435 2009-03-28 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/38180
3438 * tree-ssa-ccp.c (get_default_value): Simplify.
3439 (likely_value): Likewise.
3440 (surely_varying_stmt_p): Properly handle VOP case.
3441 (ccp_initialize): Likewise.
3442 (ccp_fold): Handle propagating through *&.
3443 (fold_const_aggregate_ref): Also handle decls.
3445 2009-03-28 Jan Hubicka <jh@suse.cz>
3447 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3448 * cgraph.h (cgraph_node): Likewise.
3449 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3450 (cgraph_reset_node): Use process flag.
3451 (cgraph_mark_functions_to_output): Likewise.
3452 (cgraph_expand_function): Likewise.
3453 (cgraph_expand_all_functions): Likewise.
3454 (cgraph_output_in_order): Likewise.
3455 * dwarf2out.c (reference_to_unused): Likewise.
3456 * passes.c do_per_function_toporder): Likewise.
3458 2009-03-28 Jan Hubicka <jh@suse.cz>
3460 Bring from lto-branch:
3462 2008-09-03 Doug Kwan <dougkwan@google.com>
3464 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3465 enums instead of reason strings.
3466 * cgraph.c (cgraph_create_edge): Same.
3467 (cgraph_inline_failed_string): New function.
3468 * cgraph.h (cgraph_inline_failed_t): New enum type.
3469 (cgraph_inline_failed_string): New prototype.
3470 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3471 char pointer to cgraph_inline_failed_t.
3472 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3473 (cgraph_default_inline_p): Ditto.
3474 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3475 to cgraph_inline_failed_t pointer.
3476 * cif-code.def: New file.
3477 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3479 (cgraph_check_inline_limits): Change type of REASON to pointer to
3480 cgraph_inline_failed_t. Replace reason strings with enums.
3481 (cgraph_default_inline_p): Ditto.
3482 (cgraph_recursive_inlining_p): Ditto.
3483 (update_caller_keys): Change type of FAILED_REASON to
3484 cgraph_inline_failed_t.
3485 (cgraph_set_inline_failed): Change type of REASON to pointer to
3486 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3487 convert enums to strings for text output.
3488 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3489 to be of type cgraph_inline_failed_t. Replace reason strings with
3490 enums. Call cgraph_inline_failed_string to covert enums
3491 to strings for text output.
3492 (cgraph_decide_inlining): Replace reason strings with enums.
3493 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3494 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3496 * tree-inline.c (expand_call_inline): Change type of REASON
3497 to cgraph_inline_failed_t. Replace reason strings with enums.
3498 Call cgraph_inline_failed_string for text output.
3499 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3502 2009-03-28 Jan Hubicka <jh@suse.cz>
3504 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3505 cgraph_clone_node): Remove master clone handling.
3506 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3507 * cgraph.h (master_clone): Remove.
3508 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3509 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3510 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3512 2009-03-28 Jan Hubicka <jh@suse.cz>
3514 * cgraph.c (cgraph_function_body_availability): Functions declared
3515 inline are always safe to assume that it is not going to be replaced.
3517 2009-03-28 Richard Guenther <rguenther@suse.de>
3519 PR tree-optimization/38513
3520 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3521 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3522 EXC_PTR_EXPR and FILTER_EXPR.
3523 (get_ref_from_reference_ops): Likewise.
3525 2009-03-28 Richard Guenther <rguenther@suse.de>
3527 PR tree-optimization/38968
3528 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3529 Use FLOOR_MOD_EXPR to compute misalignment.
3531 2009-03-28 Richard Guenther <rguenther@suse.de>
3533 PR tree-optimization/37795
3534 * tree.h (combine_comparisons): Declare.
3535 * fold-const.c (combine_comparisons): Export.
3536 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3538 (ifcombine_iforif): Use combine_comparisons.
3540 2009-03-28 Jan Hubicka <jh@suse.cz>
3542 * tree-eh.c (inlinable_call_p): New function.
3543 (make_eh_edges): Use it.
3544 (verify_eh_edges): Use it.
3545 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3546 * except.c (reachable_next_level): Add inlinable_function argument
3547 (sjlj_find_directly_reachable_regions): Update.
3548 (add_reachable_handler): Do not set saw_any_handlers.
3549 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3550 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3551 Add new inlinable call parameter.
3552 (can_throw_internal, can_throw_external): Update.
3553 * except.h (can_throw_internal_1, can_throw_external_1,
3554 foreach_reachable_handler): Update declaration.
3556 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3558 * config/arm/t-arm-coff, config/h8300/coff.h,
3559 config/i386/i386-aout.h, config/i386/i386-coff.h,
3560 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3561 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3562 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3563 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3564 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3565 sys-types.h: Remove.
3566 * Makefile.in: Remove protoize and fixproto support and references
3568 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3569 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3571 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3572 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3573 unprotoize$(exeext).
3574 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3575 (.PHONY): Don't depend on proto.
3576 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3577 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3578 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3579 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3580 build/gen-protos.o, build/scan.o, xsys-protos.h,
3581 build/fix-header$(build_exeext), build/fix-header.o,
3582 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3583 stmp-install-fixproto): Remove.
3584 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3585 SYSCALLS.c or fixproto files.
3586 (install-common): Don't install protoize.
3587 (install-headers-tar, install-headers-cpio, install-headers-cp):
3588 Don't depend on $(STMP_FIXPROTO).
3589 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3590 install fixproto files or write out fixproto settings.
3591 (uninstall): Don't uninstall protoize.
3592 * config.gcc (use_fixproto): Remove.
3593 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3594 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3595 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3596 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3597 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3598 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3599 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3600 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3601 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3602 * config/t-vxworks (STMP_FIXPROTO): Remove.
3603 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3604 STMP_FIXPROTO): Remove.
3605 * config.in, configure: Regenerate.
3606 * crtstuff.c (gid_t, uid_t): Don't undefine.
3607 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3608 (arm-*-coff, arm-*-aout: Remove target entries.
3609 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3610 Remove mention of AIX 4.1.
3611 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3612 * doc/invoke.texi (Running Protoize): Remove.
3613 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3614 (Protoize Caveats): Remove.
3615 * tsystem.h: Update comments on headers assumed to exist.
3617 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3619 * genautomata.c: Add a new year to the copyright. Add a new
3621 (struct insn_reserv_decl): Add comments for member bypass_list.
3622 (find_bypass): Remove.
3623 (insert_bypass): New.
3624 (process_decls): Use insert_bypass.
3625 (output_internal_insn_latency_func): Output all bypasses with the
3626 same input insn in one switch case.
3628 * rtl.def (define_bypass): Describe bypass choice.
3629 * doc/md.texi (define_bypass): Ditto.
3631 2009-03-27 Richard Guenther <rguenther@suse.de>
3633 * gimplify.c (mark_addressable): Export.
3634 * tree-flow.h (mark_addressable): Declare.
3635 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3636 * tree-ssa.c (verify_phi_args): Verify that address taken
3637 variables have TREE_ADDRESSABLE set.
3639 2009-03-27 Richard Guenther <rguenther@suse.de>
3641 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3642 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3643 Do not mark decls TREE_ADDRESSABLE.
3644 (build_fold_addr_expr): Adjust.
3645 (fold_addr_expr): Remove.
3646 (fold_unary): Use build_fold_addr_expr.
3647 (fold_comparison): Likewise.
3648 (split_address_to_core_and_offset): Likewise.
3649 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3651 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3652 (gimplify_modify_expr_to_memcpy): Mark source and destination
3654 * omp-low.c (create_omp_child_function): Mark the object decl
3656 (lower_rec_input_clauses): Mark the var we take the address of
3658 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3660 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3663 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3664 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3666 2009-03-27 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/39120
3669 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3671 (handle_lhs_call): Process return constraints. Add escape
3672 constraints if necessary.
3673 (handle_const_call): Fill out return constraints. Make nested
3674 case more precise. Avoid consttmp if possible.
3675 (handle_pure_call): Fill out return constraints. Avoid
3676 callused if possible.
3677 (find_func_aliases): Simplify call handling.
3679 2009-03-27 Richard Guenther <rguenther@suse.de>
3681 PR tree-optimization/39120
3682 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3683 as a representative.
3684 (solve_graph): Do propagate CALLUSED.
3685 (handle_pure_call): Use a scalar constraint from CALLUSED for
3687 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3690 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3693 * c-common.c (handle_aligned_attribute): Properly check alignment
3694 overflow. Use (1U << i) instead of (1 << i).
3696 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3698 * expr.h (get_mem_align_offset): Updated.
3700 * tree.h (tree_decl_common): Change align to "unsigned int" and
3701 move it before pointer_alias_set.
3703 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3704 Jakub Jelinek <jakub@redhat.com>
3707 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3708 gr_register_operand with gr_reg_or_0_operand.
3709 (cmpxchg_rel_di): Likewise.
3710 (sync_lock_test_and_set<mode>): Likewise.
3712 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3714 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3715 (true_regnum): Likewise.
3717 * rtlanal.c (subreg_info): Moved to ...
3718 * rtl.h (subreg_info): Here. New.
3719 (subreg_get_info): New.
3721 * rtlanal.c (subreg_get_info): Make it extern.
3723 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3726 * config/i386/i386.c (ix86_abi): New.
3727 (override_options): Handle -mabi=.
3728 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3729 (ix86_call_abi_override): Likewise.
3730 (init_cumulative_args): Likewise.
3731 (function_arg_advance): Likewise.
3732 (function_arg_64): Likewise.
3733 (function_arg): Likewise.
3734 (ix86_pass_by_reference): Likewise.
3735 (ix86_function_value_regno_p): Likewise.
3736 (ix86_build_builtin_va_list_abi): Likewise.
3737 (setup_incoming_varargs_64): Likewise.
3738 (is_va_list_char_pointer): Likewise.
3739 (ix86_init_machine_status): Likewise.
3740 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3741 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3742 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3743 (ix86_function_abi): Make it static and return enum calling_abi.
3744 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3746 (ix86_fn_abi_va_list): Updated.
3748 * config/i386/i386.h (ix86_abi): New.
3749 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3750 (CONDITIONAL_REGISTER_USAGE): Likewise.
3751 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3752 (machine_function): Likewise.
3754 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3756 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3757 (STACK_BOUNDARY): Likewise.
3758 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3760 * config/i386/i386.opt (mabi=): New.
3762 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3763 return enum calling_abi.
3764 (ix86_function_type_abi): Likewise.
3765 (ix86_function_abi): Removed.
3767 * doc/invoke.texi: Document -mabi= option for x86.
3769 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3771 * builtins.c (real_dconstp): Delete.
3772 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3774 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3775 Jakub Jelinek <jakub@redhat.com>
3778 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3779 (gen_subprogram_die): When a function is explicit, generate the
3780 DW_AT_explicit attribute.
3781 * langhooks.h (struct lang_hooks_for_decls): Add
3782 function_decl_explicit_p langhook.
3783 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3784 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3786 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3788 * builtins.c (fold_builtin_memory_op): Optimize memmove
3789 into memcpy if we can prove source and destination don't overlap.
3791 * tree-inline.c: Include gt-tree-inline.h.
3792 (clone_fn_id_num): New variable.
3793 (clone_function_name): New function.
3794 (tree_function_versioning): Use it.
3795 * Makefile.in (GTFILES): Add tree-inline.c.
3797 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3799 * BASE-VER: Change to 4.5.0.
3801 2009-03-27 Xinliang David Li <davidxl@google.com>
3803 PR tree-optimization/39557
3804 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3806 2009-03-27 Xinliang David Li <davidxl@google.com>
3808 PR tree-optimization/39548
3809 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3812 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3814 * c-common.c (pointer_int_sum): Use %wd on return from
3817 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3819 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3820 on return from tree_low_cst.
3822 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3825 * ginclude/stdarg.h (va_copy): Define also for
3826 __GXX_EXPERIMENTAL_CXX0X__.
3828 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3831 * builtins.h (c_strlen): Do not warn here.
3832 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3833 * c-common.c (pointer_int_sum): Take an explicit location.
3834 Warn about offsets out of bounds.
3835 * c-common.h (pointer_int_sum): Adjust declaration.
3837 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3839 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3842 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3845 * opts.c (warn_if_disallowed_function_p): Don't assume
3846 get_callee_fndecl must return non-NULL.
3848 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3850 PR rtl-optimization/39522
3851 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3852 when reg_reloaded_valid is set.
3854 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3856 * config/spu/divv2df3.c: New file.
3857 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3858 (DPBIT_FUNCS): Filter out _div_df.
3860 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3862 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3863 a jump insn, count that jump in the distance to the loop start.
3865 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3868 * config/sh/sh.c (calc_live_regs): Fix condition for global
3869 registers except PIC_OFFSET_TABLE_REGNUM.
3871 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3874 * doc/invoke.texi (-mconsole): New.
3878 (-mnop-fun-dllimport): New.
3882 (sub section "i386 and x86-64 Windows Options"): New.
3884 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3886 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3887 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3889 2009-03-25 Richard Guenther <rguenther@suse.de>
3892 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3895 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3897 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3898 neither of haifa/selective schedulers are working.
3900 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3902 * doc/invoke.texi (Debugging Options): Fix description of
3903 -fno-merge-debug-strings.
3905 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3907 * config/cris/libgcc.ver: New version-script.
3908 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3910 * configure.ac <GAS features, nop mnemonic>: Add pattern
3911 crisv32-*-* for "nop".
3912 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3913 * configure: Regenerate.
3915 2009-03-24 Ira Rosen <irar@il.ibm.com>
3917 PR tree-optimization/39529
3918 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3919 mark_sym_for_renaming for the tag copied to the new vector
3922 2009-03-24 Arthur Loiret <aloiret@debian.org>
3924 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3925 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3926 EXTRA_SPEC_FUNCTIONS.
3927 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3928 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3929 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3930 -march and -mtune options.
3932 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3934 * config/m68k/t-rtems: Add m5329 multilib.
3936 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3937 Jakub Jelinek <jakub@redhat.com>
3940 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3943 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3946 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3947 instead of c_parser_expression_conv, if original_code isn't one of the
3948 4 allowed comparison codes, fail.
3950 2009-03-23 Richard Guenther <rguenther@suse.de>
3952 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3953 * tree.h (struct tree_type): Likewise.
3954 * reload.h (struct insn_chain): Likewise.
3955 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3956 * function.h (struct function): Likewise.
3957 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3959 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3961 PR tree-optimization/39516
3962 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3964 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3966 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3967 should be set true if BITS_PER_WORD of target is bigger than 32
3969 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3971 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3972 Translate -B-options to -rpath-link. Correct existing
3973 rpath-link and conditionalize on !nostdlib.
3975 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3977 * doc/extend.texi (Function Attributes, Variable Attributes):
3979 * doc/invoke.texi (Debugging Options, Optimize Options)
3980 (i386 and x86-64 Options, MCore Options): Likewise.
3982 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3985 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3986 it for block local namespace aliases.
3987 (gen_decl_die): Pass context_die to gen_namespace_die.
3989 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3992 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3993 minimum or maximum value.
3995 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3997 * reginfo.c (globalize_reg): Recompute derived reg sets.
3999 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
4002 * libgcc2.c (mprotect): Do not use signed arguments for
4003 VirtualProtect, use DWORD arguments. Also fix the 'may
4004 be used uninitialized' warning for the np variable.
4006 2009-03-19 Jakub Jelinek <jakub@redhat.com>
4009 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
4010 functions using regparm calling conventions when not optimizing.
4011 (ix86_function_sseregparm): Similarly for sseregparm calling
4014 2009-03-19 Li Feng <nemokingdom@gmail.com>
4017 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4018 dependence if the first conflict is after niter iterations.
4020 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4023 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4024 functions with dynamic stack-pointer adjustments.
4026 2009-03-19 Ben Elliston <bje@au.ibm.com>
4028 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4029 option; change to -msdata=data.
4031 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4033 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4036 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4039 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4041 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4043 * doc/invoke.texi (Code Gen Options): Expand discussion of
4046 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4048 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4049 * matrix-reorg.c (struct matrix_info): Likewise.
4050 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4051 * rtl.h (struct mem_attrs): Likewise.
4052 * df.h (struct df): Likewise.
4053 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4054 * ira-int.h (struct ira_allocno): Likewise.
4055 * df-scan.c (struct df_collection_rec): Likewise.
4056 * ira.c (struct equivalence): Likewise.
4057 * function.c (struct temp_slot): Likewise.
4058 * cfgloop.h (struct loop): Likewise.
4061 * function.c (use_register_for_decl): When not optimizing, disregard
4062 register keyword for variables with types containing methods.
4064 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4067 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4068 (is_simple_operand): Call contains_component_ref_p before calling data
4069 reference analysis that would fail on COMPONENT_REFs.
4071 * tree-vrp.c (search_for_addr_array): Fix formatting.
4073 2009-03-18 Richard Guenther <rguenther@suse.de>
4075 * tree-vect-transform.c (vect_loop_versioning): Fold the
4076 generated comparisons.
4077 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4078 (slpeel_tree_peel_loop_to_edge): Likewise.
4080 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4083 * opts.c (print_specific_help): In addition to `undocumented',
4084 accept `separate' and `joined' flags if passed alone. Describe
4085 output by the first matched one of those.
4086 (common_handle_option): Skip over empty strings.
4087 * gcc.c (display_help): Fix help string for `--help='.
4088 * doc/invoke.texi (Option Summary, Overall Options): With
4089 `--help=', classes and qualifiers can both be repeated, but
4090 only the latter can be negated. One should not pass only
4091 negated qualifiers. Fix markup and examples.
4094 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4096 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4097 and -fhelp=separate.
4099 2009-03-17 Jing Yu <jingyu@google.com>
4102 * function.h (struct rtl_data): Move is_thunk from here...
4103 (struct function): ...to here.
4104 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4105 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4107 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4109 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4110 (alpha_output_function_end_prologue): Likewise.
4111 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4112 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4113 (rs6000_output_function_epilogue): Likewise.
4114 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4116 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4119 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4120 from different units in a single alternative.
4121 (*truncdfsf_i387): Ditto.
4122 (*truncxfsf2_mixed): Ditto.
4123 (*truncxfdf2_mixed): Ditto.
4125 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4127 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4128 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4131 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4132 unused non-artificial variables when not optimizing.
4135 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4136 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4137 NAMESPACE_DECL in its DECL_INITIAL.
4140 * optabs.c (set_user_assembler_libfunc): New function.
4141 * expr.h (set_user_assembler_libfunc): New prototype.
4142 * c-common.c: Include libfuncs.h.
4143 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4144 for memcmp, memset, memcpy, memmove and abort.
4145 * Makefile.in (c-common.o): Depend on libfuncs.h.
4148 * dwarf2out.c (gen_inlined_enumeration_type_die,
4149 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4150 gen_tagged_type_instantiation_die): Removed.
4151 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4154 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4157 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4159 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4160 (check-parallel-%): Ditto.
4161 (check-consistency): Ditto.
4163 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4165 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4166 local variable rhs by NULL_TREE.
4168 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4171 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4173 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4176 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4178 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4181 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4182 for ms->sysv ABI calls only in 64bit mode.
4184 * config/i386/i386.md (untyped_call): Support 32bit.
4186 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4188 * doc/extend.texi: Replace x86_65 with x86_64.
4190 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4192 PR tree-optimization/39455
4193 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4194 mismatches for POINTER_TYPE_P (type).
4195 (number_of_iterations_le): Likewise.
4197 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4199 * config/picochip/picochip.c: Removed profiling support.
4200 * config/picochip/picochip.md: Removed profiling instruction.
4201 * config/picochip/picochip.h: Removed profiling builtin.
4203 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4205 * doc/install.texi (--with-host-libstdcxx): Document.
4207 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4210 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4211 generate a warning if the function name does not begin with
4212 "__vector" and the function has either the 'signal' or 'interrupt'
4213 attribute, from here to ...
4214 (avr_declare_function_name): ...here. New function.
4215 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4216 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4218 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4221 * cse.c (fold_rtx): Don't modify original const_arg1 when
4222 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4223 separate variable instead.
4224 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4225 from out of range shift counts.
4226 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4228 2008-03-13 Catherine Moore <clm@codesourcery.com>
4230 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4231 diagnostic.h with $(DIAGNOSTIC_H).
4233 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4236 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4238 * config/i386/sync.md (sync_compare_and_swap<mode>,
4239 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4240 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4242 (sync_double_compare_and_swapdi_pic,
4243 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4244 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4246 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4249 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4251 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4254 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4255 (avx_addsubv4df3): Likewise.
4256 (*avx_addsubv4sf3): Likewise.
4257 (sse3_addsubv4sf3): Likewise.
4259 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4262 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4264 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4267 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4268 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4269 registers for allocnos created from user-defined variables.
4271 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4274 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4275 of non-integer mode as well.
4277 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4279 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4280 for functions for which the parameter types are unknown.
4282 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4285 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4286 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4287 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4288 * config/i386/i386.c (ix86_local_alignment): For
4289 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4290 long long variables on the stack to avoid dynamic realignment.
4291 Allow the first argument to be a decl rather than type.
4292 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4294 2009-03-11 Nick Clifton <nickc@redhat.com>
4297 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4299 Add description to mno-lsim option.
4300 * config/mcore/mcore.h: Remove comment about deprecated m4align
4302 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4303 * doc/invoke.texi: Add description of mno-lsim and
4304 mstack-increment options.
4306 * config/fr30/fr30.opt: Document the -mno-lsim option.
4307 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4308 and -mno-lsim options.
4310 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4312 * fold-const.c (fold_comparison): Only call fold_inf_compare
4313 if the mode supports infinities.
4315 2009-03-11 Jason Merrill <jason@redhat.com>
4318 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4319 end already did. Notice GIMPLE_CALL modifications of the result.
4320 Don't copy debug information from an ignored decl or a decl from
4323 2009-03-10 Richard Guenther <rguenther@suse.de>
4324 Nathan Froyd <froydnj@codesourcery.com>
4327 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4328 (__divMODE3): Likewise.
4330 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4332 PR tree-optimization/39394
4333 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4334 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4336 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4338 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4339 inline asms for register asm ("") declarations.
4341 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4343 * fold-const.c (fold_unary): Fix comment.
4345 2009-03-07 Jan Hubicka <jh@suse.cz>
4348 * tree-inline.c (setup_one_parameter): Do replacement of const
4349 argument by constant in SSA form.
4351 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4354 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4355 determine alignment passed to assign_stack_local.
4356 (assign_parms_unsplit_complex): Likewise.
4357 * except.c (sjlj_build_landing_pads): Likewise.
4359 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4362 * tree-flow.h (add_referenced_var): Return bool instead of void.
4363 * tree-dfa.c (add_referenced_var): Return result of
4364 referenced_var_check_and_insert call.
4365 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4366 of referenced_var_check_and_insert.
4369 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4370 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4371 DIE, don't emit it if abstract origin already has it.
4372 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4373 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4375 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4377 * genpreds.c (needs_variable): Fix parentheses at variable name
4379 (write_tm_constrs_h): Indent generated code.
4381 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4383 * doc/extend.texi (Function Attributes): Add documentation
4386 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4389 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4390 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4392 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4394 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4397 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4400 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4401 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4403 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4405 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4406 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4407 constants instead of magic numbers.
4408 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4410 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4411 (x86_64_ms_abi_int_parameter_registers): Ditto.
4412 (x86_64_int_return_registers): Ditto.
4413 (ix86_maybe_switch_abi): Ditto.
4414 (ix86_expand_call): Ditto for clobbered_registers array.
4415 (ix86_hard_regno_mode_ok): Ditto.
4416 (x86_extended_QIreg_mentioned_p): Ditto.
4418 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4420 PR tree-optimization/39349
4421 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4423 * combine.c (gen_lowpart_for_combine): Use omode when generating
4426 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4428 PR rtl-optimization/39235
4429 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4431 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4433 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4435 2009-03-04 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/39362
4438 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4439 that occur in abnormal PHIs should be varying.
4441 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4443 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4445 (simple_iv): Take loop as an argument instead of statement.
4446 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4447 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4449 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4451 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4452 * matrix-reorg.c (analyze_transpose): Ditto.
4453 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4454 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4455 * tree-predcom.c (ref_at_iteration): Ditto.
4456 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4458 2009-03-04 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/39358
4461 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4462 escaped_id and callused_id.
4463 (solve_graph): Likewise.
4465 2009-03-04 Richard Guenther <rguenther@suse.de>
4467 PR tree-optimization/39339
4468 * tree-sra.c (try_instantiate_multiple_fields): Make it
4469 no longer ICE on the above.
4471 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4473 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4474 that fits within Pmode.
4476 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4479 * tm.texi (LIBCALL_VALUE): Update description.
4481 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4484 * doc/extend.texi (section): Update description.
4486 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4489 * tree-inline.c (remapped_type): New.
4490 (can_be_nonlocal): Call remapped_type instead of remap_type.
4492 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4495 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4496 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4498 2009-03-03 Richard Guenther <rguenther@suse.de>
4501 * tree.c (tree_nonartificial_location): New function.
4502 * tree.h (tree_nonartificial_location): Declare.
4503 * builtins.c (expand_builtin_memory_chk): Provide location
4504 of the call location for artificial function pieces.
4505 (maybe_emit_chk_warning): Likewise.
4506 (maybe_emit_sprintf_chk_warning): Likewise.
4507 (maybe_emit_free_warning): Likewise.
4508 * expr.c (expand_expr_real_1): Likewise.
4510 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4512 PR tree-optimization/39343
4513 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4514 COMPONENT_REF t has ARRAY_TYPE.
4516 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4519 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4520 when the type precision of the induction variable should be
4521 larger than the type precision of nit.
4522 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4523 * graphite.c (graphite_loop_normal_form): Same.
4524 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4526 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4529 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4530 numbers to describe clobbered registers.
4531 (*call_value_0_rex64_ms_sysv): Ditto.
4532 * config/i386/mmx.md (mmx_emms): Ditto.
4535 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4537 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4540 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4542 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4543 (spu_section_type_flags): New function.
4545 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4547 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4548 reg_class_contents of FLOAT_REGS into a temporary.
4550 2009-03-02 Richard Guenther <rguenther@suse.de>
4551 Ira Rosen <irar@il.ibm.com>
4553 PR tree-optimization/39318
4554 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4555 information to the vectorized statement.
4557 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4559 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4560 variable. Use defined names instead of magic constants for REX SSE
4563 2009-03-01 Richard Guenther <rguenther@suse.de>
4565 PR tree-optimization/39331
4566 * omp-low.c (lower_send_shared_vars): Do not receive new
4567 values for the reference of DECL_BY_REFERENCE parms or results.
4569 2009-03-01 Jan Hubicka <jh@suse.cz>
4572 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4573 BLOCK_NONLOCALIZED_VAR): New macros.
4574 (tree_block): Add nonlocalized_vars.
4575 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4576 gen_decl_die): Add origin argument. Allow generation of die with
4577 origin at hand only.
4578 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4579 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4581 (gen_block_die): Fix checking for unused blocks.
4582 (process_scope_var): Break out from .... ; work with origins only.
4583 (decls_for_scope) ... here; process nonlocalized list.
4584 (dwarf2out_ignore_block): Look for nonlocalized vars.
4585 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4587 (dump_scope_block): Dump them.
4588 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4589 (remap_block): Likewise.
4590 (can_be_nonlocal): New predicate.
4591 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4593 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4595 * configure: Regenerate.
4597 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4599 * optc-gen.awk: No need to duplicate option flags twice.
4600 Reuse help texts for duplicate options which do not have any.
4602 * gcc.c (display_help): Document --version.
4604 * gcc.c (main): If print_help_list and verbose_flag, ensure
4605 driver output comes before subprocess output.
4607 * optc-gen.awk: Assign all remaining fields to help string,
4608 space-separated, for multi-line help in *.opt.
4610 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4611 -Wno-pedantic-ms-format is for MinGW targets only.
4613 * doc/options.texi (Option file format): Fix bad indentation,
4614 restoring dropped sentence.
4616 2009-02-28 Jan Hubicka <jh@suse.cz>
4618 * tree-inline.c (tree_function_versioning): Output debug info.
4620 2009-02-28 Jan Hubicka <jh@suse.cz>
4623 * tree-inline.c (setup_one_parameter): Do not copy propagate
4624 arguments when not optimizing.
4626 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4629 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4630 (avx_addsubv4df3): Likewise.
4631 (*avx_addsubv4sf3): Likewise.
4632 (sse3_addsubv4sf3): Likewise.
4633 (*avx_addsubv2df3): Likewise.
4634 (sse3_addsubv2df3): Likewise.
4635 (avx_unpckhps256): Correct item selectors.
4636 (avx_unpcklps256): Likewise.
4637 (avx_unpckhpd256): Likewise.
4638 (avx_unpcklpd256): Likewise.
4640 2009-02-28 Jan Hubicka <jh@suse.cz>
4642 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4644 (copy_arguments_for_versioning): If var is declared don't declare it.
4645 (tree_function_versioning): First setup substitutions and then copy
4648 2009-02-27 Jan Hubicka <jh@suse.cz>
4651 * cgraph.h (varpool_output_debug_info): Remove.
4652 * cgraphunit.c (varpool_output_debug_info): Remove.
4653 * dwarf2out.c (deferred_locations_struct): New struct
4654 (deferred_locations): New type.
4655 (deferred_locations_list): New static var.
4656 (deffer_location): New function.
4657 (gen_variable_die): Use it.
4658 (decls_for_scope): Output info on local static vars.
4659 (dwarf2out_finish): Process deferred locations.
4660 * varpool.c (varpool_output_debug_info): Remove.
4662 2009-02-27 Jan Hubicka <jh@suse.cz>
4665 * tree.h (TREE_PROTECTED): Fix comment.
4666 (BLOCK_HANDLER_BLOCK): Remove.
4667 (struct tree_block): Remove handler_block add body_block.
4668 (inlined_function_outer_scope_p): New.
4669 (is_body_block): Remove.
4670 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4671 * dwarf2out.c (is_inlined_entry_point): Remove.
4672 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4673 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4675 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4676 * gimplify.c (gimplify_expr): Gimplify body blocks.
4677 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4678 block with multiple subblocks.
4679 (dump_scope_block): Prettier output; dump more flags and info.
4680 (dump_scope_blocks): New.
4681 (remove_unused_locals): Use dump_scope_blocks.
4682 * tree-flow.h (dump_scope_blocks): Declare.
4683 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4684 * stmt.c (is_body_block): Remove.
4685 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4686 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4688 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4691 * graphite.c (graphite_loop_normal_form): Do not call
4692 number_of_iterations_exit from a gcc_assert.
4694 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4696 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4697 jumps if COND is NULL.
4698 (find_cond_jump): New function.
4699 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4700 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4702 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4704 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4705 force_const_mem returns NULL_RTX.
4707 2009-02-26 Jan Hubicka <jh@suse.cz>
4710 * cgraph.h (varpool_output_debug_info): Remove.
4711 * cgraphunit.c (varpool_output_debug_info): Remove.
4712 * dwarf2out.c (deferred_locations_struct): New struct
4713 (deferred_locations): New type.
4714 (deferred_locations_list): New static var.
4715 (deffer_location): New function.
4716 (gen_variable_die): Use it.
4717 (decls_for_scope): Output info on local static vars.
4718 (dwarf2out_finish): Process deferred locations.
4719 * varpool.c (varpool_output_debug_info): Remove.
4721 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4723 PR rtl-optimization/39241
4724 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4725 to subreg_offset_representable_p.
4727 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4729 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4730 execute function prototype. Get f and nregs from max_reg_num
4731 and get_insns. Remove the first backward pass as it's dead,
4732 guard the forward pass by flag_expensive_optimizations.
4733 (rest_of_handle_regmove): Delete.
4734 (pass_regmove): Replace it with regmove_optimize.
4736 2009-02-25 Martin Jambor <mjambor@suse.cz>
4738 PR tree-optimization/39259
4739 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4740 calls_alloca function flags.
4741 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4744 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4746 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4747 flags_set_1_rtx, flags_set_1_set): Delete.
4748 (regmove_optimize): Do not call mark_flags_life_zones.
4750 2009-02-24 Julian Brown <julian@codesourcery.com>
4753 * config/arm/arm.c (require_pic_register): Only set
4754 cfun->machine->pic_reg once per function.
4756 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4758 * doc/invoke.texi (Link Options): Document an easier way to pass
4759 options that take arguments to the GNU linker using -Xlinker and -Wl.
4761 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4764 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4766 2009-02-24 Richard Guenther <rguenther@suse.de>
4769 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4771 2009-02-24 Richard Guenther <rguenther@suse.de>
4772 Zdenek Dvorak <ook@ucw.cz>
4774 PR tree-optimization/39233
4775 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4776 from converting them to a generic type.
4778 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4780 PR tree-optimization/39260
4781 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4782 contains a condition with a real type.
4783 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4785 2009-02-23 Jason Merrill <jason@redhat.com>
4788 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4789 narrowing_initializer_constant_valid_p.
4790 (narrowing_initializer_constant_valid_p): Don't return
4791 null_pointer_node for adding a pointer to itself.
4793 2009-02-23 Jan Hubicka <jh@suse.cz>
4796 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4799 2009-02-23 Jan Hubicka <jh@suse.cz>
4801 PR tree-optimization/37709
4802 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4803 * tree.h (block_ultimate_origin): Declare.
4804 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4805 * tree-ssa-live.c (remove_unused_scope_block_p):
4806 Eliminate blocks containig no instructions nor live variables nor
4808 (dump_scope_block): New function.
4809 (remove_unused_locals): Enable removal of dead blocks by default;
4810 enable dumping at TDF_DETAILS.
4812 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4814 * config/i386/i386.c (classify_argument): Don't allow COImode
4816 (function_arg_advance_32): Don't allow OImode.
4817 (function_arg_32): Likewise.
4818 (function_value_32): Likewise.
4819 (return_in_memory_32): Likewise.
4820 (function_arg_64): Remove OImode comment.
4822 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4825 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4826 ix86_expand_vector_set for V4DImode in 64bit mode only.
4827 (ix86_expand_vector_init_one_var): Likewise.
4829 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4831 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4833 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4836 * loop-iv.c: Revert last change.
4837 * emit-rtl.c: Likewise.
4839 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4842 * config/i386/i386.c (type_natural_mode): Remove an extra
4843 space in the warning message.
4844 (function_value_32): Handle 32-byte vector modes.
4845 (return_in_memory_32): Likewise.
4847 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4849 * loop-iv.c (truncate_value): New function.
4850 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4852 (lowpart_subreg): Move to...
4853 * emit-rtl.c: ...here.
4855 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4857 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4858 accidental and undocumented change at revision 140860.
4860 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4862 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4863 take gimple_seq * arguments.
4864 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4865 types_compatible_p langhook.
4867 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4868 Joseph Myers <joseph@codesourcery.com>
4870 * config/arm/arm.c (arm_builtin_va_list): New function.
4871 (arm_expand_builtin_va_start): Likewise.
4872 (arm_gimplify_va_arg_expr): Likewise.
4873 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4874 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4875 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4876 (va_list_type): New variable.
4877 (arm_mangle_type): Mangle va_list_type appropriately.
4879 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4882 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4883 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4884 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4885 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4886 parameter to 1000 for -O1 by default.
4887 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4889 * loop-invariant.c: Include params.h.
4890 (move_loop_invariants): Don't call move_single_loop_invariants on
4893 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4895 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4896 offset when calculating bounds for indexing stack_usage_map. Fixes
4897 a buffer overflow with certain target setups.
4899 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4902 * calls.c (expand_call): Clear try_tail_call if caller and callee
4903 disagree in promotion of function return value.
4905 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4908 * c-common.c (c_determine_visibility): If visibility changed and
4909 DECL_RTL has been already set, call make_decl_rtl to update symbol
4912 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4915 * varasm.c (assemble_variable): Don't check DECL_NAME when
4916 globalizing a variable.
4918 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4921 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4922 expression before any __builtin_trap call.
4923 * c-typeck.c (build_function_call): Convert and check function
4924 arguments before generating a call to a trap. Evaluate the
4925 function arguments before the trap.
4927 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4930 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4931 (UNSPEC_FXAM_MEM): New unspec.
4932 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4933 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4934 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4936 2009-02-19 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/39207
4939 PR tree-optimization/39074
4940 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4941 storedanything_tree): New.
4942 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4943 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4944 (build_succ_graph): Add edges from STOREDANYTHING to all
4946 (init_base_vars): Initialize STOREDANYTHING.
4947 (compute_points_to_sets): Free substitution info after
4948 building the succ graph.
4949 (ipa_pta_execute): Likewise.
4951 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4953 (do_ds_constraint): Do not add to special var or non-pointer
4955 (type_could_have_pointers): Split out from ...
4956 (could_have_pointers): ... here. For arrays use the element type.
4957 (create_variable_info_for): Initialize may_have_pointers.
4958 (new_var_info): Likewise.
4959 (handle_lhs_call): Make the HEAP variable unknown-sized.
4960 (intra_create_variable_infos): Use a type with pointers for
4961 PARM_NOALIAS, make it unknown-sized.
4963 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4966 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4968 2009-02-18 Jason Merrill <jason@redhat.com>
4971 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4972 value if DECL_EXTERNAL.
4973 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4974 * target.h (gcc_target::binds_local_p): Clarify "module".
4975 * tree.h (TREE_PUBLIC): Clarify "module".
4977 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4980 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4981 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4983 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4986 * c.opt (Wabi): Support C and ObjC.
4989 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4991 * config/i386/i386.c (classify_argument): Warn once about the ABI
4992 change when passing union with long double.
4994 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4996 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4999 * c-parser.c (c_parser_compound_statement): Always enter and leave
5002 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5005 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
5007 2009-02-18 Jakub Jelinek <jakub@redhat.com>
5009 PR tree-optimization/36922
5010 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
5011 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5014 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5016 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5019 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5021 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5023 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5025 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5028 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5029 Richard Sandiford <rdsandiford@googlemail.com>
5031 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5032 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5033 (loongson_biadd): ...this.
5035 2009-02-17 Richard Guenther <rguenther@suse.de>
5037 PR tree-optimization/39202
5038 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5039 a var make sure to follow existing collapses.
5041 2009-02-17 Richard Guenther <rguenther@suse.de>
5044 * langhooks.c (lhd_print_error_function): Check for NULL block.
5046 2009-02-17 Richard Guenther <rguenther@suse.de>
5048 PR tree-optimization/39204
5049 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5052 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5054 * config/soft-fp/double.h: Update from glibc CVS.
5056 2009-02-17 Richard Guenther <rguenther@suse.de>
5058 PR tree-optimization/39207
5059 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5060 strict-aliasing warnings for pointers pointing to NULL.
5062 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5065 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5066 skipping until next close brace.
5068 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5071 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5072 to function argument boundary.
5074 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5076 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5077 in the lea_add. Reload eventually constraints it properly.
5078 * config/picochip/constraints.md : Remove the target constraint
5079 "b", since it is not needed anymore.
5081 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5083 * gthr-dce.h: Uglify function parameter and local variable names.
5084 * gthr-gnat.h: Likewise.
5085 * gthr-mipssde.h: Likewise.
5086 * gthr-nks.h: Likewise.
5087 * gthr-posix95.h: Likewise.
5088 * gthr-posix.h: Likewise.
5089 * gthr-rtems.h: Likewise.
5090 * gthr-single.h: Likewise.
5091 * gthr-solaris.h: Likewise.
5092 * gthr-tpf.h: Likewise.
5093 * gthr-vxworks.h: Likewise.
5094 * gthr-win32.h: Likewise.
5096 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5099 * config/i386/i386.md: Restrict the new peephole2 to move
5100 between MMX/SSE registers.
5102 2009-02-15 Richard Guenther <rguenther@suse.de>
5105 2009-02-13 Richard Guenther <rguenther@suse.de>
5107 * configure.ac: Enable LFS.
5108 * configure: Re-generate.
5109 * config.in: Likewise.
5111 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5113 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5114 spu_srqwbyte, spu_srqwbytebc): Define.
5115 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5116 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5117 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5118 "shrqby_<mode>"): New insn-and-split patterns.
5119 * config/spu/spu.c (expand_builtin_args): Determine and return
5120 number of operands using spu_builtin_description data.
5121 (spu_expand_builtin_1): Use it.
5123 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5126 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5129 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5132 * config/i386/i386.c (override_options): Correct warning
5133 messages for -malign-loops, -malign-jumps and -malign-functions.
5135 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5138 * config/i386/i386.md: Restrict the new peephole2 to move
5139 between the general purpose registers.
5141 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/i386.c (type_natural_mode): Add a new argument.
5145 Return the original mode and warn ABI change if vector size is 32byte.
5146 (function_arg_advance): Updated.
5147 (function_arg): Likewise.
5148 (ix86_function_value): Likewise.
5149 (ix86_return_in_memory): Likewise.
5150 (ix86_sol10_return_in_memory): Likewise.
5151 (ix86_gimplify_va_arg): Likewise.
5152 (function_arg_32): Don't warn ABX ABI change here.
5153 (function_arg_64): Likewise.
5155 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5157 * loop-iv.c (implies_p): In the final case, test that operands 0
5158 of the two comparisons match.
5160 * config/bfin/bfin.c (find_prev_insn_start): New function.
5161 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5162 (find_next_insn_start): Move.
5164 2009-02-13 Richard Guenther <rguenther@suse.de>
5166 * configure.ac: Enable LFS.
5167 * configure: Re-generate.
5168 * config.in: Likewise.
5170 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5173 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5174 sizes on syntax error after some arguments have been parsed.
5176 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5178 * doc/invoke.texi (-fira): Remove.
5180 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5182 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5183 * recog.c: Likewise.
5186 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5188 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5189 (umul_ppmm): Likewise.
5190 (count_leading_zeros): Likewise.
5191 (count_trailing_zeros): Likewise.
5192 (UMUL_TIME): Likewise.
5194 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5196 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5197 soft-fp/t-softfp to tmake_file.
5199 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5200 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5201 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5202 IA64_BUILTIN_INFQ]: New.
5203 (ia64_init_builtins): Initialize __builtin_infq,
5204 __builtin_fabsq and __builtin_copysignq if not HPUX.
5205 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5206 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5208 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5210 (__fixtfti): Likewise.
5211 (__fixunstfti): Likewise.
5212 (__floattitf): Likewise.
5214 * config/ia64/libgcc-glibc.ver: New.
5215 * config/ia64/t-fprules-softfp: Likewise.
5216 * config/ia64/sfp-machine.h: Likewise.
5218 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5219 (LIBGCC2_TF_CEXT): Likewise.
5220 (TF_SIZE): Likewise.
5221 (TARGET_INIT_LIBFUNCS): Likewise.
5223 * config/ia64/t-glibc (SHLINB_MAPFILES):
5224 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5226 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5228 * config/i386/i386.c (construct_container): Rewrite processing
5229 BLKmode with X86_64_SSE_CLASS.
5231 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5234 * config/i386/i386.md: Replace simplify_replace_rtx with
5235 replace_rtx in the new peephole2.
5237 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5239 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5240 loop unrolling do not happen at -O2.
5242 2009-02-12 Michael Matz <matz@suse.de>
5244 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5246 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5248 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5251 2009-02-12 Ben Elliston <bje@au.ibm.com>
5253 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5254 patterns when updating the back chain. Missed in the 2009-02-10
5257 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5259 * doc/extend.texi (Decimal Floating Types): Update identifier of
5260 draft TR and list of missing support.
5262 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5265 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5266 bit to variable length decl's flags, add it also to its
5267 pointer replacement variable.
5269 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5270 Jakub Jelinek <jakub@redhat.com>
5273 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5274 (memory_blockage): New expander.
5275 (*memory_blockage): New insn pattern.
5276 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5277 instead of general blockage at the end of function prologue when
5278 frame pointer is used to access red zone area. Do not emit blockage
5279 when profiling, it is emitted in generic code.
5280 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5281 function epilogue when frame pointer is used to access red zone area.
5283 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5286 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5287 by arithmetic with memory operands.
5288 * config/i386/predicates.md (commutative_operator): New.
5290 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5292 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5295 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5297 * alias.h (record_alias_subset): Declare.
5298 * alias.c (record_alias_subset): Make global.
5300 2009-02-10 Nick Clifton <nickc@redhat.com>
5302 * tree-parloops.c: Change license to GPLv3.
5303 * ipa-struct-reorg.c: Change license to GPLv3.
5304 * ipa-struct-reorg.h: Change license to GPLv3.
5306 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5309 * c-decl.c (start_struct): Return NULL on error.
5311 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5314 * cfgloopmanip.c (remove_path): Call remove_bbs after
5315 cancel_loop_tree, not before it.
5318 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5319 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5320 VAR_DECLs were seen.
5321 * tree-ssa-live.c (remove_unused_locals): Recompute
5322 cfun->has_local_explicit_reg_vars.
5323 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5324 copies or clearings if cfun->has_local_explicit_reg_vars.
5326 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5329 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5330 of function prologue when frame pointer is used to access
5333 2009-02-10 Richard Guenther <rguenther@suse.de>
5336 * gimplify.c (gimple_regimplify_operands): Always look if
5337 we need to create a temporary.
5339 2009-02-10 Richard Guenther <rguenther@suse.de>
5341 PR tree-optimization/39132
5342 * tree-loop-distribution.c (todo): New global var.
5343 (generate_memset_zero): Trigger TODO_rebuild_alias.
5344 (tree_loop_distribution): Return todo.
5346 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5349 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5350 (x86_64_reg_class_name): Removed.
5351 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5352 first one isn't X86_64_SSE_CLASS or any other ones aren't
5353 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5354 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5355 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5356 and 3 X86_64_SSEUP_CLASS.
5357 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5358 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5360 2009-02-10 Ben Elliston <bje@au.ibm.com>
5362 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5363 form instruction to update the stack back chain word, even if the
5364 user has disabled the generation of update instructions.
5365 (movdi_<mode>_update_stack): New.
5366 (movsi_update_stack): Likewise.
5367 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5368 always use an update form instruction to update the stack back
5371 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5374 * graphite.c (if_region_set_false_region): After moving a region in
5375 the false branch of a condition, remove the empty dummy basic block.
5376 (gloog): Remove wrong fix for PR38953.
5378 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5380 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5381 generation due to implicit sign extension.
5383 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5386 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5387 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5389 2009-02-09 Richard Guenther <rguenther@suse.de>
5392 * convert.c (convert_to_real): Disable (float)fn((double)x)
5393 to fnf(x) conversion if errno differences may occur and
5394 -fmath-errno is set.
5396 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5398 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5399 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5400 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5402 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5405 * c-common.c (handle_alias_attribute): Disallow attribute for
5406 anything not a FUNCTION_DECL or VAR_DECL.
5408 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5411 * real.c (do_compare): Special-case compare of zero against
5412 decimal float value.
5414 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5417 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5418 as indicating flexible array members unless the field itself is
5419 being declarared as the incomplete array.
5421 2009-02-06 Jan Hubicka <jh@suse.cz>
5423 PR tree-optimization/38844
5424 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5427 2009-02-06 Richard Guenther <rguenther@suse.de>
5430 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5431 fork because we may expand it as __gcov_fork.
5433 2009-02-06 Nick Clifton <nickc@redhat.com>
5435 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5437 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5439 PR tree-optimization/35659
5440 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5441 vn_phi_eq): Shortcut if hashcode does not match.
5442 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5444 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5445 and avoid iterative_hash_expr.
5446 (FOR_EACH_VALUE_ID_IN_SET): New.
5447 (value_id_compare): Remove.
5448 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5449 sort expressions by value id.
5451 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5454 * config/sh/predicates.md (general_movsrc_operand): Don't check
5455 the subreg of system registers here.
5457 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5460 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5463 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5465 PR rtl-optimization/39110
5466 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5467 addresses, not aligned ones.
5469 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5470 Richard Guenther <rguenther@suse.de>
5472 PR tree-optimization/39100
5473 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5474 comment says and add edges.
5476 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5479 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5480 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5482 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5484 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5485 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5486 register_bb_in_sese, new_sese, free_sese): Moved.
5487 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5488 outermost_loop_in_scop, build_scop_iteration_domain,
5489 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5490 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5491 Use loop_in_sese_p instead of loop_in_scop_p.
5492 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5493 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5494 (scopdet_basic_block_info): Fix bug in scop detection.
5495 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5496 eq_loop_to_cloog_loop): Remove.
5497 (nb_loops_around_loop_in_scop, nb_loop
5498 ref_nb_loops): Moved here...
5499 * graphite.h (ref_nb_loops): ... from here.
5500 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5501 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5502 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5503 * testsuite/gcc.dg/graphite/scop-19.c: New
5505 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5506 Hans-Peter Nilsson <hp@axis.com>
5508 PR rtl-optimization/37889
5509 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5510 Move offset handling from PLUS to before the switch. Use new
5511 arguments when considering SYMBOL_REFs too.
5512 (rtx_addr_can_trap_p): Pass dummy offset and size.
5513 (enum may_trap_p_flags): Remove.
5514 (may_trap_p_1): Pass size from MEM_SIZE.
5516 PR rtl-optimization/38921
5517 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5518 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5519 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5520 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5522 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5524 AVX Programming Reference (January, 2009)
5525 * config/i386/sse.md (*vpclmulqdq): New.
5527 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5529 PR tree-optimization/38977
5530 PR gcov-profile/38292
5531 * calls.c (special_function_p): Disregard __builtin_ prefix.
5533 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5535 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5536 non-indexable addresses even before reload.
5538 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5541 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5542 as having variable size. Do not give an error for unnamed
5543 parameters with [*] declarators. Give a warning for type names
5544 with [*] declarators and mark them as variable size.
5545 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5546 for sizeof applied to [*] type names.
5548 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5551 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5553 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5555 * gcc.c (process_command): Update copyright notice dates.
5556 * gcov.c (print_version): Likewise.
5557 * gcov-dump.c (print_version): Likewise.
5558 * mips-tfile.c (main): Likewise.
5559 * mips-tdump.c (main): Likewise.
5561 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5564 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5565 for composite type involving a zero-length array type.
5567 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5570 * function.c (match_asm_constraints_1): Skip over
5571 initial optional % in the constraint.
5574 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5575 supported, don't accept FIXED_CSTs.
5576 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5577 and _Sat is used without _Fract/_Accum. Set specs->type to
5578 integer_type_node for cts_fract/cts_accum if fixed point is not
5581 2009-02-02 Catherine Moore <clm@codesourcery.com>
5583 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5585 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5587 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5588 (ABI_HAS_64BIT_SYMBOLS): Use it.
5589 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5591 2009-02-02 Paul Brook <paul@codesourcery.com>
5593 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5595 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5598 * recog.h (asm_operand_ok): Add constraints argument.
5599 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5600 recurse on matching constraint.
5601 (check_asm_operands): Pass constraints as 3rd argument to
5602 asm_operand_ok. Don't look up matching constraint here.
5603 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5606 2009-02-02 Ben Elliston <bje@au.ibm.com>
5608 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5609 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5611 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5613 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5614 information. Remove some obsolete information. Reorganize.
5616 * config/pa/fptr.c: Revert license to GPL 2.
5617 * config/pa/milli64.S: Likewise.
5619 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5622 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5623 LIBRARY name in, instead of hard-coding it.
5624 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5625 extra target make frag to tmake_files according to EH model.
5626 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5627 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5628 frags that define makefile variable EH_MODEL appropriately.
5629 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5630 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5631 to "-sjlj" according to type of EH configured.
5632 (LIBGCC_SONAME): Concatenate it to shared library base name.
5633 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5634 to "_sjlj" according to type of EH configured.
5635 (LIBGCC_SONAME): Concatenate it to shared library base name.
5636 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5637 (SHLIB_LINK): Add missing semicolon to if-else construct.
5638 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5639 string value of "pe_dll" command-line option.
5640 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5641 (SHLIB_SONAME): Use it when overriding t-cygming default.
5642 (SHLIB_IMPLIB): Override t-cygming default.
5643 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5644 string value of "pe_dll" command-line option.
5646 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5649 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5650 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5652 2009-01-31 Richard Guenther <rguenther@suse.de>
5654 PR tree-optimization/38937
5655 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5656 computing the transitive closure.
5658 2009-01-30 Richard Guenther <rguenther@suse.de>
5660 PR tree-optimization/39041
5661 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5662 Propagate variable indices only if the types match for this stmt.
5664 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5667 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5668 inline but never defined.
5670 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5672 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5673 (*insv_h_di_reg_extimm): New insn.
5674 (*insv_l<mode>_reg_extimm): New insn.
5676 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5678 * config/picochip/picochip.c (flag_conserve_stack): set
5679 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5680 fconserve-stack. Reduce call-overhead used by inliner.
5682 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5685 * common.opt (flag_conserve_stack): Initialised to zero.
5687 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5690 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5691 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5694 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5696 * ira-color.c (allocno_reload_assign): Update comments.
5697 * regmove.c (regmove_optimize): Likewise.
5701 2009-01-29 Robert Millan <rmh@aybabtu.com>
5703 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5704 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5705 `MD_UNWIND_SUPPORT'.
5706 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5708 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5710 PR tree-optimization/39007
5711 * tree-loop-distribution.c (generate_builtin): Use
5712 recompute_dominator to compute the immediate dominator of the
5713 basic block just after the loop.
5715 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5717 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5718 (ASM_OUTPUT_DWARF_PCREL): Define.
5720 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5722 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5723 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5724 global. Modify entries about regmove and IRA.
5726 * ra-conflict.c: Remove the file.
5728 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5730 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5731 (pass_regclass_init): Rename to pass_reginfo_init.
5733 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5735 * toplev.h (flag_ira): Remove.
5737 * caller-save.c (setup_save_areas): Remove flag_ira.
5739 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5741 * global.c: Remove the file.
5743 * opts.c (decode_options): Remove flag_ira.
5745 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5747 * regmove.c: Modify file description.
5748 (find_use_as_address, try_auto_increment): Define them only if
5749 AUTO_INC_DEC is defined.
5750 (replacement_quality, replace_in_call_usage, fixup_match_1,
5751 stable_and_no_regs_but_for_p): Remove.
5752 (reg_set_in_bb): Make it static.
5753 (regmove_optimize): Remove flag_ira and code which worked for
5756 * local-alloc.c: Remove the file.
5758 * common.opt (fira): Remove.
5760 * ira.c: Include except.h.
5761 (eliminable_regset): Move from global.c.
5762 (mark_elimination): Ditto. Remove flag_ira.
5763 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5764 equiv_mem_modified, validate_equiv_mem_from_store,
5765 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5766 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5767 no_equiv, recorded_label_ref): Move from local-alloc.c.
5768 (update_equiv_regs): Ditto. Make it static.
5769 (print_insn_chain, print_insn_chains): Move it from global.c.
5770 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5771 (build_insn_chain): Ditto. Make it static.
5772 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5773 Rename to init_live_subregs.
5774 (gate_ira): Remove flag_ira.
5776 * regclass.c: Rename reginfo.c. Change file description.
5777 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5778 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5779 (init_reg_sets_1): Remove code for evaluation of
5780 reg_class_superclasses and losing_caller_save_reg_set.
5781 (init_regs): Remove init_reg_autoinc.
5782 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5783 ok_for_base_p_nonstrict): Remove.
5784 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5785 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5786 corresponding entries.
5787 (dump_regclass, record_operand_costs, scan_one_insn,
5788 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5789 record_address_regs, auto_inc_dec_reg_p): Remove.
5790 (gt-regclass.h): Rename to gt-reginfo.h.
5792 * rtl.h (dump_global_regs, retry_global_alloc,
5793 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5795 * Makefile.in (RA_H): Remove.
5796 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5797 Rename regclass.o to reginfo.o.
5798 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5800 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5801 (GTFILES): Rename regclass.c to reginfo.c.
5803 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5804 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5806 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5807 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5809 (finish_spills): Ditto. Remove code for !flag_ira.
5811 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5814 * doc/invoke.texi (rtl debug options): Complete rewrite.
5815 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5817 * mode-switching.c (pass_mode_switching): Rename pass from
5818 "mode-sw" to "mode_sw".
5819 * except.c (pass_convert_to_eh_ranges): Rename pass from
5820 "eh-ranges" to "eh_ranges".
5821 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5825 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5826 Alexander Monakov <amonakov@ispras.ru>
5829 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5831 (move_exprs_to_boundary): Change return type and pass through
5832 should_move from move_op. Relax assert. Update usage ...
5833 (schedule_expr_on_boundary): ... here. Use should_move instead of
5835 (move_op_orig_expr_found): Indicate that insn was disconnected from
5837 (code_motion_process_successors): Do not call after_merge_succs
5838 callback if original expression was not found when traversing any of
5840 (code_motion_path_driver): Change return type. Update prototype.
5841 (move_op): Update comment. Add a new parameter (should_move). Update
5842 prototype. Set *should_move based on indication provided by
5843 move_op_orig_expr_found.
5845 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5847 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5848 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5849 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5850 * config/rs6000/rs6000.c (rs6000_override_options): Default
5851 avoid-indexed-addresses on for Power6, off for everything else.
5852 (avoiding_indexed_address_p): New function.
5853 (rs6000_legitimize_address): Use it.
5854 (rs6000_legitimate_address): Likewise.
5855 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5857 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5859 PR tree-optimization/38997
5860 * tree-loop-distribution.c (generate_memset_zero): Use
5861 POINTER_PLUS_EXPR for a pointer addition.
5863 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5865 * config/s390/s390.md (bswap<mode>2): New pattern added.
5867 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5869 * config/s390/s390.md (*tls_load_31): Added type attribute.
5871 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5873 * config/s390/s390.md: Fix a few comments.
5875 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5877 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5878 (*tm<mode>_full): Fixed z10prop attribute.
5879 (*tst<mode>_extimm): Fixed z10prop attribute.
5880 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5881 (*tstqiCCT_cconly): Fixed z10prop attribute.
5882 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5883 (*movsi_larl): Fixed z10prop attribute.
5884 (*movsi_zarch): Fixed z10prop attribute.
5885 (*movsi_eas): Fixed z10prop attribute.
5886 (*movhi): Fixed z10prop attribute.
5887 (*movqi): Fixed z10prop attribute.
5888 (*movstrictqi): Fixed z10prop attribute.
5889 (*mov<mode>): Fixed z10prop attribute.
5890 (*movcc): Fixed z10prop attribute.
5891 (*sethighpartdi_64): Fixed z10prop attribute.
5892 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5893 (*negdi2_sign_cc): Fixed z10prop attribute.
5894 (*negdi2_sign): Fixed z10prop attribute.
5895 (*absdi2_sign_cc): Fixed z10prop attribute.
5896 (*absdi2_sign): Fixed z10prop attribute.
5897 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5898 (*negabsdi2_sign): Fixed z10prop attribute.
5899 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5900 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5901 (doloop_si64): Fixed z10prop attribute.
5902 (doloop_si31): Fixed z10prop attribute.
5903 (doloop_long): Fixed z10prop attribute.
5904 (indirect_jump): Fixed z10prop attribute.
5905 (nop): Fixed z10prop attribute.
5906 (main_base_64): Fixed z10prop attribute.
5907 (reload_base_64): Fixed z10prop attribute.
5909 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5911 PR rtl-optimization/38740
5912 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5914 * config/mips/mips.c (mips_reorg): Likewise.
5916 2009-01-28 Richard Guenther <rguenther@suse.de>
5918 PR tree-optimization/38926
5919 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5920 with the correct value id to a value.
5921 (do_regular_insertion): Use the value number of edoubleprime
5922 for the value number of the expr.
5925 2008-08-21 Richard Guenther <rguenther@suse.de>
5927 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5928 a PHI ask VN if it is already available.
5929 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5930 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5932 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5935 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5936 set to varying whenever max has TREE_OVERFLOW set, similarly
5937 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5939 2009-01-28 Richard Guenther <rguenther@suse.de>
5942 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5943 uninitialized aggregate uses in call arguments.
5945 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5947 PR tree-optimization/38984
5948 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5949 the nothing_id variable if -fno-delete-null-pointer-checks.
5951 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5954 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5955 (set_got_offset_rex64): Ditto.
5957 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5960 * doc/extend.texi: Improve local variable with asm reg.
5962 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5964 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5965 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5966 was not supplied then set warn_packed_bitfield_compat to the
5968 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5971 2009-01-27 Richard Guenther <rguenther@suse.de>
5973 PR tree-optimization/38503
5974 * cfgexpand.c (expand_gimple_basic_block): Ignore
5975 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5976 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5977 variables that cannot have TBAA applied.
5978 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5981 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5984 * calls.c (initialize_argument_information): Do not wrap complex
5985 arguments in SAVE_EXPR.
5987 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5989 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5990 (INSTALL_LIBGCC): Revert typo commit.
5992 2009-01-26 Richard Guenther <rguenther@suse.de>
5994 PR tree-optimization/38745
5995 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5996 from special handling.
5998 2009-01-26 Richard Guenther <rguenther@suse.de>
6000 PR tree-optimization/38745
6001 * tree-ssa.c (execute_update_addresses_taken): Do not include
6002 variables that cannot possibly be a register in not_reg_needs.
6003 Do not clear TREE_ADDRESSABLE on vars that may not become
6005 * tree-ssa.c (update_alias_info_1): Include those in the set
6006 of addressable vars.
6008 2009-01-26 Richard Guenther <rguenther@suse.de>
6011 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
6012 * tree-ssa-dse.c: Include langhooks.h
6013 (execute_simple_dse): Remove stores with zero size.
6015 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6018 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6021 2009-01-24 Julian Brown <julian@codesourcery.com>
6023 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6024 config/arm/linux-atomic.c.
6025 * config/arm/linux-atomic.c: New.
6027 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6029 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6030 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6031 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6033 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6036 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6039 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6041 PR tree-optimization/38953
6042 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6043 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6044 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6045 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6048 2009-01-24 Paul Brook <paul@codesourcery.com>
6050 * config/arm/neon.md (neon_type): Move to arm.md.
6051 (neon_mov<VSTRUCT>): Add neon_type attribute.
6052 * config/arm/arm.md (neon_type): Move to here.
6053 (conds): Add "unconditioal" and use as default for NEON insns.
6055 2009-01-24 Ben Elliston <bje@au.ibm.com>
6057 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6058 void *' warning from -Wc++-compat.
6059 * Makefile.in (dominance.o-warn): Remove.
6061 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6063 PR tree-optimization/38932
6064 * fold-const.c (fold_unary_ignore_overflow): New.
6065 * tree.h (fold_unary_ignore_overflow): Declare.
6066 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6067 * tree-ssa-sccvn.c (visit_reference_op_load,
6068 simplify_unary_expression): Likewise.
6070 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6072 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6073 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6074 regardless of their type.
6075 * c-common.c (handle_packed_attribute): Don't ignore packed on
6077 * c.opt (Wpacked-bitfield-compat): New warning option.
6078 * stor-layout.c (place_field): Warn if offset of a field changed.
6079 * doc/extend.texi (packed): Mention the ABI change.
6080 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6081 (Warning Options): Add it to the list.
6083 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6085 * c-opts.c (c_common_post_options): Fix a typo in comments.
6087 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6090 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6091 variables to static.
6092 * doc/invoke.texi (-fmerge-all-constants): Update description.
6094 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6097 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6098 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6100 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6102 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6104 (LOCAL_ALIGNMENT): Similarly.
6106 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6107 Joseph Myers <joseph@codesourcery.com>
6109 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6110 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6111 * config/arm/arm-tune.md: Regenerate.
6112 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6115 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6117 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6118 version number to five.
6120 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6123 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6124 * c-common.c (set_underlying_type): Likewise.
6125 (is_typedef_decl ): Likewise
6127 (set_underlying_type): Likewise.
6128 (is_typedef_type): Likewise.
6130 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6133 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6136 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6139 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6140 (LIBGCC_SPEC): Don't define.
6141 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6143 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6145 PR rtl-optimization/38879
6146 * alias.c (base_alias_check): Unaligned access via AND address can
6147 alias all surrounding object types except those with sizes equal
6148 or wider than the size of unaligned access.
6150 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6153 * c-decl.c (clone_underlying_type): Move this ...
6154 * c-common.c (set_underlying_type): ... here.
6155 Also, make sure the function properly sets TYPE_STUB_DECL() on
6156 the newly created typedef variant type.
6157 (is_typedef_decl ): New entry point.
6158 * tree.h: Added a new member member_types_needing_access_check to
6159 struct tree_decl_non_common.
6160 (set_underlying_type): New entry point.
6161 (is_typedef_type): Likewise.
6163 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6165 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6166 Check whether two instructions have memory references that
6167 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6168 are helper functions for traversing.
6169 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6170 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6171 not to draw dependency edge for instructions with non-conflicting
6174 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6177 * longlong.h: Update copyright years. Use soft-fp license notice.
6178 Sync __clz_tab declaration with glibc.
6180 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6183 * doc/extend.texi (syscall_linkage): New.
6184 (version_id): Modify.
6186 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6187 Richard Guenther <rguenther@suse.de>
6189 PR tree-optimization/38747
6190 PR tree-optimization/38748
6191 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6192 conversion if the base address is an indirect reference and the
6193 aliasing sets could cause issues.
6195 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6197 * common.opt (fgraphite, fgraphite-identity): Add comment for
6198 explaining why these options are not documented.
6200 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6202 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6203 gimple_call_lhs is NULL.
6205 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6208 * emit-rtl.c (adjust_address_1): Make sure memref is never
6211 2009-01-20 Ben Elliston <bje@au.ibm.com>
6213 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6214 const qualifier from arg parameter. Remove unnecessary cast to char *.
6215 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6216 const qualifier from arg 2.
6218 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6220 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6222 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6225 * rtl.h (reinit_regs): New prototype.
6226 * regclass.c: Include ira.h.
6228 * Makefile.in (regclass.o): Add ira.h.
6229 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6231 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6234 * c-common.c (handle_aligned_attribute): Use
6235 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6236 default alignment value.
6238 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6240 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6241 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6243 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6244 __BIGGEST_ALIGNMENT__.
6246 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6248 2009-01-18 Richard Guenther <rguenther@suse.de>
6250 PR tree-optimization/38819
6251 * tree-flow.h (operation_could_trap_helper_p): Declare.
6252 * tree-eh.c (operation_could_trap_helper_p): Export.
6253 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6254 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6255 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6256 are about to insert a possibly trapping instruction and fail
6259 2009-01-18 Andreas Schwab <schwab@suse.de>
6261 * doc/install.texi (Configuration): Remove obsolete paragraph
6262 about use of --with-gnu-ld with --with-gnu-as.
6264 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6266 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6267 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6268 Follow spelling conventions.
6270 2009-01-18 Ben Elliston <bje@au.ibm.com>
6272 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6273 C++ warning about implicit conversion from void * to struct
6275 (bitmap_obstack_free): Likewise for bitmap_element *.
6276 * Makefile.in (bitmap.o-warn): Remove.
6278 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6280 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6282 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6283 Tobias Grosser <tobi.grosser@amd.com>
6285 * graphite.c (graphite_trans_scop_block): Do not block single
6288 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6290 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6291 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6292 test with assertion.
6294 2009-01-16 Richard Guenther <rguenther@suse.de>
6296 PR tree-optimization/38835
6298 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6299 and INT + PTR -> (INT)(PTR p+ INT) folding.
6300 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6302 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6305 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6306 the subreg from a lowpart subreg if it is also casting the value.
6308 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6309 Tobias Grosser <tobi.grosser@amd.com>
6311 * graphite.c (compare_prefix_loops): New.
6312 (build_scop_canonical_schedules): Rewritten.
6313 (graphite_transform_loops): Move build_scop_canonical_schedules
6314 after build_scop_iteration_domain.
6316 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6317 Tobias Grosser <tobi.grosser@amd.com>
6319 * graphite.c (add_conditions_to_domain): Add the loops to
6320 the dimension of the iteration domain. Do copy the domain
6321 only when it exists.
6322 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6323 (add_conditions_to_constraints): New.
6324 (can_generate_code_stmt, can_generate_code): Removed.
6325 (gloog): Do not call can_generate_code.
6326 (graphite_transform_loops): Call add_conditions_to_constraints
6327 after building the iteration domain.
6329 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6331 PR tree-optimization/38789
6332 * tree-ssa-threadedge.c
6333 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6334 __builtin_constant_p.
6336 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6338 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6339 examined before deleting them.
6341 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6343 * function.c (aggregate_value_p): Correctly extract the function
6344 type from CALL_EXPR_FN lookup.
6346 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6348 * config/picochip/picochip.c (picochip_override_options): Revert
6349 CFI asm flag disable commited previously.
6351 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6352 Tobias Grosser <tobi.grosser@amd.com>
6353 Jan Sjodin <jan.sjodin@amd.com>
6355 * graphite.c (scan_tree_for_params): On substractions negate
6356 all the coefficients of the term.
6357 (clast_to_gcc_expression_red): New. Handle reduction expressions
6358 of more than two operands.
6359 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6360 (get_vdef_before_scop): Handle also the case of default definitions.
6362 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6364 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6365 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6366 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6368 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6369 Joey Ye <joey.ye@intel.com>
6372 * cfgexpand.c (expand_stack_alignment): Don't update stack
6373 boundary nor check incoming stack boundary here.
6374 (gimple_expand_cfg): Update stack boundary and check incoming
6375 stack boundary here.
6377 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6379 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6381 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6383 PR rtl-optimization/38245
6384 * calls.c (expand_call): Add stack arguments to
6385 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6386 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6387 in regs and partially in memory or BLKmode arguments.
6388 (emit_library_call_value_1): Add stack arguments to
6389 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6390 ACCUMULATE_OUTGOING_ARGS).
6391 * dce.c: Include tm_p.h.
6392 (find_call_stack_args): New function.
6393 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6395 (mark_insn): Call find_call_stack_args for CALL_Ps.
6396 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6397 forwards. Allocate and free arg_stores bitmap if needed, pass it
6398 down to deletable_insn_p, don't mark stores set in arg_stores
6399 bitmap, clear the bitmap at the beginning of each bb.
6400 * Makefile.in (dce.o): Depend on $(TM_P_H).
6402 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6405 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6406 to make sure the insn is a conditional test (bug 22599). Reformat a
6409 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6412 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6413 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6414 (gloog): Do not call cleanup_tree_cfg.
6415 (graphite_transform_loops): Call cleanup_tree_cfg after all
6416 scops have been code generated.
6418 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6419 * doc/gty.texi (Invoking the garbage collector): Added new node
6420 and section documenting ggc_collect.
6422 2009-01-14 Richard Guenther <rguenther@suse.de>
6424 PR tree-optimization/38826
6426 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6427 initialization notes only if we actually emitted a warning.
6428 (intra_create_variable_infos): Add constraints for a result decl
6429 that is passed by hidden reference.
6430 (build_pred_graph): Mark all related variables non-direct on
6433 2009-01-14 Nick Clifton <nickc@redhat.com>
6435 * ira-conflicts.c: Include addresses.h for the definition of
6437 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6438 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6440 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6443 * Makefile.in (ira-lives.o): Add except.h.
6445 * ira-lives.c: Include except.h.
6446 (process_bb_node_lives): Process can_throw_internal.
6448 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6450 PR rtl-optimization/38774
6451 * combine.c (simplify_set): When undoing cc_use change, don't do
6452 PUT_CODE on the newly created comparison, but instead put back the
6455 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6457 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6458 values. Remove duplicate arm8 entry.
6460 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6462 PR tree-optimization/38786
6463 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6464 the SSA_NAME case of expand_scalar_variables_expr.
6465 Set the type of an expression to the type of its assign statement.
6466 (expand_scalar_variables_expr): Also gather the scalar computation
6467 used to index the memory access. Do not pass loop_p.
6468 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6469 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6470 the gimple_stmt_iterator where it inserts new code.
6472 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6473 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6475 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6477 * graphite.h (debug_value): Removed.
6478 * graphite.c (debug_value): Removed.
6480 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6482 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6483 ldrd/strd with two 32-bit instructions.
6485 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6487 * config/arm/arm.c (struct processors): Pass for speed down into
6488 cost helper functions.
6489 (const_ok_for_op): Handle COMPARE and inequality nodes.
6490 (arm_rtx_costs_1): Rewrite.
6491 (arm_size_rtx_costs): Update prototype.
6492 (arm_rtx_costs): Pass speed down to helper functions.
6493 (arm_slowmul_rtx_costs): Rework cost calculations.
6494 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6495 (arm_9e_rtx_costs): Likewise.
6497 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6499 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6500 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6501 (alpha_legitimize_address): Do not split local symbols wider than
6502 UNITS_PER_WORD into HIGH/LO_SUM parts.
6504 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6507 * gcc.c (process_command): Replace call to execvp with calls
6508 to pex_one and exit.
6510 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6513 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6514 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6515 variant for devices with 3-byte PC.
6516 (__tablejump_elpm__): New.
6518 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6521 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6522 offsetof member-designator, handle it as `[0].'.
6524 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6526 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6527 function when not using named sections on targets with named sections
6528 if branch distance is less than 262132.
6530 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6532 * combine.c (combine_instructions): Recompute
6533 optimize_this_for_speed_p for each BB in the main combine loop.
6535 2009-01-12 Tomas Bily <tbily@suse.cz>
6538 * tree-loop-distribution.c (prop_phis): New function.
6539 (generate_builtin): Call prop_phis.
6540 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6542 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6544 PR tree-optimization/38807
6545 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6546 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6548 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6550 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6551 subreg of op0 to the original op0.
6553 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6555 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6557 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6560 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6561 starting with digits.
6563 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6566 * config/arm/arm.c (arm_is_long_call_p): Don't call
6567 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6569 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6571 * regrename.c (regrename_optimize): Fix dumping.
6572 (find_oldest_value_reg): Preserve REG_POINTER.
6573 (copy_hardreg_forward_1): Likewise.
6575 2009-01-09 Diego Novillo <dnovillo@google.com>
6577 * gimple.h (struct gimple_statement_base) <uid>: Document
6578 the restrictions on its use.
6580 (gimple_set_uid): Tidy.
6582 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6584 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6585 zero guard even if align_bytes != 0 and count is smaller than
6588 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6590 PR rtl-optimization/38495
6591 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6592 (add_range_and_copies_from_move_list): Print all added ranges.
6593 Add ranges to memory optimized destination.
6595 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6599 * config/i386/i386.c (override_options): Reject
6600 -mstringop-strategy=rep_8byte with -m32.
6601 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6602 to 1. Do count comparison against epilogue_size_needed at compile
6603 time even when count_exp was constant forced into register. For
6604 size_needed don't jump to epilogue, instead just avoid aligning
6605 and invoke the body algorithm. If need_zero_guard, add zero guard
6606 even if count is non-zero, but smaller than size_needed + number of
6607 bytes that could be stored for alignment.
6608 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6609 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6610 but smaller than size_needed + number of bytes that could be stored
6611 for alignment. Compare size_needed with epilogue_size_needed instead
6612 of desired_align - align, don't adjust size_needed, pass
6613 epilogue_size_needed to the epilogue expanders.
6616 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6618 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6620 * pa.c (last_address): Change to unsigned.
6621 (update_total_code_bytes): Change argument to unsigned. Don't
6622 check if insn addresses are set.
6623 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6624 addresses are not set.
6625 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6627 2009-01-09 Nick Clifton <nickc@redhat.com>
6629 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6630 DECL_DECLARED_INLINE_P.
6632 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6635 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6636 GET_MODE (op0) in operand_subword_force calls.
6639 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6640 fold_convert arg0 operands to TREE_TYPE (op0) first.
6642 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6644 * params.def (ira-max-conflict-table-size): Decrease default value
6647 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6649 PR tree-optimization/37031
6650 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6652 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6653 allocate it using gc instead of heap, use VEC_quick_push instead of
6655 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6656 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6657 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6658 allocated vector from heap allocated.
6659 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6660 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6661 vector only after perfect_loop_nest_depth call.
6663 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6664 Jan Sjodin <jan.sjodin@amd.com>
6666 PR tree-optimization/38559
6667 * graphite.c (debug_value, copy_constraint,
6668 swap_constraint_variables, scale_constraint_variable, ): New.
6669 (get_lower_bound, get_upper_bound): Removed.
6670 (graphite_trans_bb_strip_mine): Clean up this code that works
6671 only for constant number of iterations. Fully copy upper and
6672 lower bound constraints, not only the constant part of them.
6673 * graphite.h (debug_value): Declared.
6675 2009-01-08 Ira Rosen <irar@il.ibm.com>
6677 PR tree-optimization/37194
6678 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6679 Don't add the cost of cost model guard in prologue to scalar
6680 outside cost in case of known number of iterations.
6682 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6683 Alan Modra <amodra@bigpond.net.au>
6685 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6686 non-word-aligned REG+CONST addressing.
6688 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6691 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6692 free_after_compilation when outputting a thunk.
6693 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6694 Do not call free_after_compilation here.
6696 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6698 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6699 (ix86_valid_target_attribute_inner_p): Ditto.
6701 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6703 PR tree-optimization/38492
6704 PR tree-optimization/38498
6705 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6706 * tree-chrec.h (scev_is_linear_expression): Declared.
6707 * graphite.c (graphite_cannot_represent_loop_niter): New.
6708 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6709 (graphite_loop_normal_form): Use gcc_assert.
6710 (scan_tree_for_params): Use CASE_CONVERT.
6711 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6712 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6713 Use gcc_assert. Discard scops that contain unhandled cases.
6714 (build_scop_conditions): Return a boolean status for unhandled cases.
6715 (strip_mine_profitable_p): Print the loop number, not its depth.
6716 (is_interchange_valid): Pass the depth of the loop nest, don't
6717 recompute it wrongly.
6718 (graphite_trans_bb_block): Same.
6719 (graphite_trans_bb_block): Print tentative of loop blocking.
6720 (graphite_trans_scop_block): Do not print that the loop has been
6722 (graphite_transform_loops): Do not handle scops that contain condition
6725 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6727 AVX Programming Reference (December, 2008)
6728 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6729 (_mm256_stream_pd): Likewise.
6730 (_mm256_stream_ps): Likewise.
6732 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6733 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6734 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6735 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6736 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6737 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6738 (ix86_expand_special_args_builtin): Likewise.
6740 * config/i386/sse.md (AVXMODEDI): New.
6741 (avx_movnt<mode>): Likewise.
6742 (avx_movnt<mode>): Likewise.
6743 (<sse>_movnt<mode>): Remove AVX support.
6744 (sse2_movntv2di): Likewise.
6746 2009-01-07 Richard Guenther <rguenther@suse.de>
6749 * fold-const.c (extract_muldiv): Remove obsolete comment.
6750 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6751 to PLUS_EXPR canonicalization for the canonicalization.
6753 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6755 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6756 hosted cross-compilers generating less efficient code.
6758 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6760 * function.h (rtl_data): Add a dbr_scheduled_p field.
6761 * reorg.c (dbr_schedule): Set it.
6762 (gate_handle_delay_slots): Check it.
6763 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6764 (mips_reorg): Check flag_delayed_branch instead of
6765 mips_base_delayed_branch.
6766 (mips_override_options): Don't set mips_base_delayed_branch
6767 or flag_delayed_branch.
6769 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6771 PR rtl-optimization/38426.
6772 * ira.c (ira): Set current_function_is_leaf earlier.
6774 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6776 PR rtl-optimization/38722
6777 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6778 too early, only set a flag and modify after last possible
6781 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6784 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6785 * real.c (decimal_single_format): Correct values of emin and emax.
6786 (decimal_double_format): Ditto.
6787 (decimal_quad_format): Ditto.
6788 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6789 computation of DECnn_MIN and DECnn_MAX for corrected values of
6790 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6791 __DECnn_MIN__, and adjust its computation for the corrected value
6794 2009-01-06 Jan Hubicka <jh@suse.cz>
6797 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6799 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6801 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6802 Add Robert Clark to the list of testers.
6804 2009-01-06 Jan Hubicka <jh@suse.cz>
6805 Kai Tietz <kai.tietz@onevision.com>
6807 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6808 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6810 2009-01-06 Jan Hubicka <jh@suse.cz>
6811 Kai Tietz <kai.tietz@onevision.com>
6813 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6815 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6816 (ix86_nsaved_regs): Count only general purpose regs.
6817 (ix86_nsaved_sseregs): New.
6818 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6819 to 16 for w64; compute padding and size of sse reg save area.
6820 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6821 general purpose regs.
6822 (ix86_emit_save_sse_regs_using_mov): New.
6823 (ix86_expand_prologue): Save SSE regs if needed.
6824 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6825 (ix86_emit_restore_sse_regs_using_mov): New.
6826 (ix86_expand_epilogue): Save SSE regs if needed.
6828 2009-01-06 Jan Hubicka <jh@suse.cz>
6829 Kai Tietz <kai.tietz@onevision.com>
6831 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6832 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6833 functions when accumulate outgoing args is off.
6835 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6838 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6839 before using pseudos_have_intersected_live_ranges_p.
6841 * ira-int.h (ira_assert): Always define.
6843 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6845 AVX Programming Reference (December, 2008)
6846 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6847 (_mm256_permute2_pd): Likewise.
6848 (_mm_permute2_ps): Likewise.
6849 (_mm256_permute2_ps): Likewise.
6850 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6851 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6853 * config/i386/i386.c (ix86_builtins): Remove
6854 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6855 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6856 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6857 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6858 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6859 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6860 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6861 __builtin_ia32_vpermil2ps256.
6862 (ix86_init_mmx_sse_builtins): Updated.
6863 (ix86_expand_args_builtin): Likewise.
6865 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6867 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6868 long absolute calls when generating PA 2.0 code.
6870 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6872 PR rtl-optimization/38583
6873 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6875 * params.def (ira-max-conflict-table-size): New.
6877 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6879 * ira.h (ira_conflicts_p): New external definition.
6881 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6882 table. Report this. Return result of building.
6883 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6884 building conflict table.
6886 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6887 (ira_color): Use ira_conflicts_p.
6889 * global.c: Include ira.h.
6890 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6893 * Makefile.in (global.o): Add ira.h.
6895 * ira-build.c (mark_all_loops_for_removal,
6896 propagate_some_info_from_allocno): New.
6897 (remove_unnecessary_allocnos): Call
6898 propagate_some_info_from_allocno.
6899 (remove_low_level_allocnos): New.
6900 (remove_unnecessary_regions): Add parameter. Call
6901 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6902 parameter to remove_unnecessary_regions.
6903 (ira_build): Remove all regions but root if the conflict table was
6904 not built. Update conflict hard regs for allocnos crossing calls.
6906 * ira.c (ira_conflicts_p): New global.
6907 (ira): Define and use ira_conflicts_p.
6909 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6910 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6911 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6913 2009-01-06 Ben Elliston <bje@au.ibm.com>
6915 * gengtype-lex.l (YY_NO_INPUT): Define.
6917 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6920 * c-common.c (handle_vector_size_attribute): Also reject
6923 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6925 PR tree-optimization/38492
6926 * graphite.c (rename_map_elt, debug_rename_elt,
6927 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6928 rename_map_elt_info, eq_rename_map_elts,
6929 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6930 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6931 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6932 (sese_build_livein_liveouts): New.
6933 (new_sese, free_sese): New.
6934 (new_scop): Call new_sese.
6935 (free_scop): Call free_sese.
6936 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6937 (register_old_new_names): Renamed register_old_and_new_names.
6938 (register_scop_liveout_renames, add_loop_exit_phis,
6939 insert_loop_close_phis, struct igp,
6940 default_liveout_before_guard, add_guard_exit_phis,
6941 insert_guard_phis, copy_renames): New.
6942 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6943 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6944 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6945 (scop_adjust_phis_for_liveouts): New.
6946 (gloog): Call scop_adjust_phis_for_liveouts.
6948 * graphite.h (struct sese): Documented. Added fields liveout,
6950 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6951 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6952 (struct scop): Added field liveout_renames.
6953 (SCOP_LIVEOUT_RENAMES): New.
6955 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6957 PR tree-optimization/38510
6958 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6959 (translate_clast): Call recompute_all_dominators before
6961 (gloog): Call recompute_all_dominators before graphite_verify.
6963 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6964 Jan Sjodin <jan.sjodin@amd.com>
6966 PR tree-optimization/38500
6967 * graphite.c (create_sese_edges): Call fix_loop_structure after
6970 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6972 * config.gcc: Add m32r*-*-rtems*.
6973 * config/m32r/rtems.h: New file.
6975 2009-01-05 Ben Elliston <bje@au.ibm.com>
6977 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6978 (.po.pox): Likewise.
6979 (po/gcc.pot): Likewise.
6981 2009-01-04 David S. Miller <davem@davemloft.net>
6983 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6984 (STARTING_FRAME_OFFSET): Always set to zero.
6986 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6988 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6989 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6990 fixed-point types, and vectors of the same.
6992 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6994 * config/mips/sync.md (*mb_barrier): Rename to...
6995 (*memory_barrier): ...this.
6997 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6999 * doc/extend.texi (Function Attributes): Move @cindex after @item
7000 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
7001 and put in alphabetical order. Fix 'target' name and put in order.
7002 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
7005 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
7007 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
7008 (memory_barrier): Expand as unspec instead of unspec_volatile.
7009 Remove mem:BLK from insn operands. Use Pmode scratch register.
7010 (*memory_barrier): Define as unspec instead of unspec_volatile.
7011 Use (match_dup 0) as input operand.
7013 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7014 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7015 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7016 scratch register. Remove operand 1.
7017 (*stbar): Define as unspec instead of unspec_volatile.
7018 Use (match_dup 0) as input operand, remove (const_int 8).
7019 (*membar): Define as unspec instead of unspec_volatile.
7020 Use (match_dup 0) as input operand, remove input operand 2.
7022 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7023 (memory_barrier): Expand as unspec instead of unspec_volatile.
7024 Remove mem:BLK from insn operands. Use Pmode scratch register.
7025 (*memory_barrier): Define as unspec instead of unspec_volatile.
7026 Use (match_dup 0) as input operand.
7028 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7029 Remove mem:BLK from insn operands. Use Pmode scratch register.
7030 Set volatile flag on operand 0.
7031 (*memory_barrier): New insn pattern.
7033 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7035 (*memory_barrier): Use (match_dup 0) as input operand.
7037 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7038 Remove mem:BLK from insn operands. Use Pmode scratch register.
7039 Set volatile flag on operand 0.
7040 (*mb_internal): New insn pattern.
7042 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7044 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7047 * function.c (struct temp_slot): Move to the section of the file
7048 that deals with temp slots. Remove field 'address'.
7049 (temp_slot_address_table): New hash table of address -> temp slot.
7050 (struct temp_slot_address_entry): New struct, items for the table.
7051 (temp_slot_address_compute_hash, temp_slot_address_hash,
7052 temp_slot_address_eq, insert_temp_slot_address): Support functions
7054 (find_temp_slot_from_address): Rewrite to use the new hash table.
7055 (remove_unused_temp_slot_addresses): Remove addresses of temp
7056 slots that have been made available.
7057 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7058 worker function for remove_unused_temp_slot_addresses.
7059 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7060 Add the temp slot address to the address -> temp slot map.
7061 (update_temp_slot_address): Update via insert_temp_slot_address.
7062 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7063 (pop_temp_slots): Likewise.
7064 (init_temp_slots): Allocate the address -> temp slot map, or empty
7065 the map if it is already allocated.
7066 (prepare_function_start): Initialize temp slot processing.
7068 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7071 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7072 Calculate the size of all stack vars assuming no packing of stack
7073 vars will happen, replacing a quadratic algorithm with a linear one.
7075 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7078 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7081 2009-01-03 Diego Novillo <dnovillo@google.com>
7083 * doc/contrib.texi: Update contributions.
7085 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7088 * builtins.c (fold_builtin_memory_op): Give up if either operand
7089 is volatile. Set srctype or desttype to non-qualified version
7093 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7096 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7098 PR rtl-optimization/35805
7099 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7100 problem if fast dce is able to remove any instructions.
7101 * dce.c (dce_process_block): Fix dump message.
7103 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7106 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7108 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7111 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7112 * tree-pretty-print.c (op_code_prio): New function.
7113 (op_prio): No longer static. Use op_code_prio.
7114 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7115 Use op_prio and op_code_prio to determine if () should be
7116 printed around operand(s) or not.
7118 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7119 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7120 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7121 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7122 pp_character instead of pp_string for single letter printing.
7124 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7126 * doc/extend.texi: Fix '#pragma GCC option' typo.
7128 2009-01-02 Richard Guenther <rguenther@suse.de>
7130 * doc/install.texi (--enable-checking): Mention different
7132 (--enable-stage1-checking): Document.
7134 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7137 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7138 case to be an error.
7140 2009-01-02 Ben Elliston <bje@au.ibm.com>
7142 * config/fp-bit.h (pack_d): Constify argument.
7143 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7144 (isnan): Constify argument.
7148 (_fpadd_parts): Constify return type.
7149 (_fpmul_parts): Likewise.
7150 (_fpdiv_parts): Likewise.
7152 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7155 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7156 warn about overwriting initializer with side-effects or
7157 -Woverride-init if !IMPLICIT.
7158 (output_init_element): Likewise. Pass IMPLICIT down to
7160 (process_init_element): Add IMPLICIT argument. Pass it down
7161 to output_init_element.
7162 (push_init_element, pop_init_level, set_designator): Adjust
7163 process_init_element callers.
7164 (set_nonincremental_init, set_nonincremental_init_from_string):
7165 Adjust add_pending_init callers.
7166 (output_pending_init_elements): Adjust output_init_element callers.
7167 * c-tree.h (process_init_element): Adjust prototype.
7168 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7169 process_init_element callers.