1 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4 * tree-ssa-propagate.h: Remove the prototype for
5 stmt_makes_single_load.
7 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
10 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14 * tree-iterator.c (EXPR_LAST_BODY): Remove.
16 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18 * except.c (eh_region_outer_p): Remove.
19 * except.h: Remove the prototype for eh_region_outer_p.
21 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23 * function.c (current_function_assembler_name): Remove.
24 * function.h: Remove the prototype for
25 current_function_assembler_name.
27 2009-04-16 Ian Lance Taylor <iant@google.com>
29 * rtlanal.c (alloc_reg_note): New function, broken out of
31 (add_reg_note): Call alloc_reg_note.
32 * rtl.h (alloc_reg_note): Declare.
33 * combine.c (try_combine): Use alloc_reg_note.
34 (recog_for_combine, move_deaths): Likewise.
35 (distribute_notes): Use alloc_reg_note and add_reg_note.
36 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
37 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
38 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
40 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
42 PR rtl-optimization/39762
43 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
44 ira_may_move_out_cost): Add comments about way of their usage.
45 (ira_get_register_move_cost, ira_get_may_move_cost): New
48 * ira-conflicts.c (process_regs_for_copy): Use function
49 ira_get_register_move_cost instead of global
50 ira_register_move_cost.
52 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
53 color_pass, move_spill_restore, update_curr_costs): Ditto.
55 * ira-lives.c (process_single_reg_class_operands): Ditto.
57 * ira-emit.c (emit_move_list): Ditto.
59 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
60 (record_reg_classes): Ditto. Use functions
61 ira_get_register_move_cost and ira_get_may_move_cost instead of
62 global vars ira_register_move_cost, ira_may_move_out_cost and
64 (record_address_regs): Don't call ira_init_register_move_cost.
65 Use function ira_get_may_move_cost instead of global
67 (process_bb_node_for_hard_reg_moves): Use function
68 ira_get_register_move_cost instead of global
69 ira_register_move_cost.
70 (ira_costs): Don't call ira_init_register_move_cost.
72 2009-04-16 Richard Guenther <rguenther@suse.de>
74 * tree-cfg.c (verify_gimple_assign_binary):
75 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
76 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
77 (create_general_new_stmt): Note that this function is broken.
79 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
81 * common.opt (fhelp): Add Var(help_flag).
82 * gcc-plugin.h (plugin_info): Add help.
83 * plugin.c (plugin_name_args): Add help.
84 (register_plugin_info): Set plugin->help.
85 (print_help_one_plugin): New.
86 (print_plugins_help): New.
87 * plugin.h (print_plugins_help): New.
88 * toplev.c (toplev_main): Call print_plugins_help if needed.
90 2009-04-16 Richard Guenther <rguenther@suse.de>
92 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
93 (gimple_ior_addresses_taken_1): New function.
94 (gimple_ior_addresses_taken): Likewise.
95 * gimple.h (struct gimple_statement_with_ops_base): Remove
96 addresses_taken member.
97 (gimple_ior_addresses_taken): Declare.
98 (gimple_addresses_taken, gimple_addresses_taken_ptr,
99 gimple_set_addresses_taken): Remove.
100 * ipa-reference.c (mark_address): New function.
101 (scan_stmt_for_static_refs): Use it for marking addresses taken.
102 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
103 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
104 (gimple_add_to_addresses_taken): Remove.
105 (get_tmr_operands): Call mark_address_taken.
106 (get_asm_expr_operands): Likewise.
107 (get_expr_operands): Likewise.
108 (build_ssa_operands): Do not clear the addresses_taken bitmap.
109 (free_stmt_operands): Do not free it.
110 * tree-ssa.c (delete_tree_ssa): Likewise.
111 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
113 2009-04-16 Richard Guenther <rguenther@suse.de>
115 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
116 (walk_stmt_load_store_ops): Likewise.
117 * gimple.c (get_base_loadstore): New function.
118 (walk_stmt_load_store_addr_ops): Likewise.
119 (walk_stmt_load_store_ops): Likewise.
120 * ipa-pure-const.c (check_op): Simplify.
121 (check_load, check_store): New functions.
122 (check_stmt): Use walk_stmt_load_store_ops.
123 * ipa-reference.c (mark_load): Adjust signature.
124 (mark_store): Likewise.
125 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
127 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
129 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
131 * opts.c (common_handle_option): Don't call print_version.
132 * plugin.c (plugin_name_args): Add version.
133 (register_plugin_info): New.
134 (register_callback): Handle PLUGIN_INFO.
135 (try_init_one_plugin): New.
136 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
138 (finalize_one_plugin): New.
139 (finalize_plugins): New.
140 (print_one_plugin): New.
141 (print_plugins_versions): New.
142 * plugin.h (print_plugins_versions): New.
143 (finalize_plugins): New.
144 * toplev.c (compile_file): Don't call initialize_plugins.
145 (print_version): Call print_plugins_versions.
146 (toplev_main): Call initialize_plugins. Print version if needed.
147 Call finalize_plugins.
149 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
151 * common.opt (fversion): New.
152 * gcc.c (print_version): New.
153 (process_command): Don't print the version. Just set print_version.
154 (main): Print version. Call subprocesses if print_version and
155 verbose_flag are set.
156 * opts.c (common_handle_option): Handle OPT_fversion.
158 2009-04-16 Richard Guenther <rguenther@suse.de>
159 Ira Rosen <irar@il.ibm.com>
161 PR tree-optimization/39698
162 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
163 type of the reduction variable. Only generate the def if
166 * omp-low.c (expand_omp_for_generic): When converting to a pointer
167 make sure to first convert to an integer of the same precision.
168 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
169 the type of the evolution correctly in computing the new
170 induction variable base.
172 2009-04-16 Richard Guenther <rguenther@suse.de>
175 * tree-cfg.c (make_blocks): Split statements with to-be
176 abnormal SSA names on the lhs.
178 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
180 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
181 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
182 * c-typeck.c (really_start_incremental_init): Likewise.
183 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
184 (TARGET_INITIALIZER): Remove it.
185 * target.h (struct target): Remove vector_opaque_p.
186 * tree.c (build_opaque_vector_type): New.
187 * tree.h (TYPE_VECTOR_OPAQUE): New.
188 (build_opaque_vector_type): Declare.
189 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
190 * config/rs6000/rs6000.c (build_opaque_vector_type,
191 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
192 (rs6000_init_builtins): Use build_opaque_vector_type for
193 opaque_V4SI_type_node.
195 2009-04-15 Catherine Moore <clm@codesourcery.com>
197 * debug.h (set_name): Declare.
198 * dwarf2out.c (dwarf2out_set_name): Declare.
199 (dwarf2_debug_hooks): Add set_name.
200 (find_AT_string): New.
201 (add_AT_string): Call find_AT_string.
202 (dwarf2out_set_name): New.
203 * cp/decl.c (grokdeclarator): Call set_name.
204 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
205 * debug.c (do_nothing_debug_hooks): Likewise.
206 * dbxout.c (dbx_debug_hooks): Likewise.
207 * sdbout.c (sdb_debug_hooks): Likewise.
209 2009-04-15 Michael Eager <eager@eagercon.com>
211 * config/rs6000/rs6000.c: rs6000_function_value: set function return
212 reg for single-precision FPU
213 * config/rs6000/rs6000.md: (movsi_internal1): only for !TARGET_SINGLE_FPU
214 (movsi_internal1_single): New: add pattern to move SI values to/from
215 single-precision FP regs.
217 2009-04-15 Richard Guenther <rguenther@suse.de>
219 * omp-low.c (lower_rec_input_clauses): Build correct address
221 (expand_omp_for_generic): Fix multiplication type.
222 * tree-loop-distribution.c (build_size_arg): Build a
224 (generate_memset_zero): Fix types.
225 * tree-profile.c (prepare_instrumented_value): Correctly
228 2009-04-15 Ian Lance Taylor <iant@google.com>
230 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
231 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
232 for -Wall and for -Wc++-compat.
233 (c_common_post_options): For C++, set warn_enum_compare if not
235 * c-tree.h (struct c_expr): Add field original_type.
236 (build_external_ref): Update declaration.
237 * c-parser.c (c_parser_braced_init): Set original_type.
238 (c_parser_initelt): Likewise.
239 (c_parser_expr_no_commas): Likewise.
240 (c_parser_conditional_expression): Likewise.
241 (c_parser_cast_expression): Likewise.
242 (c_parser_unary_expression): Likewise. Pull setting of
243 original_code to top of function.
244 (c_parser_sizeof_expression): Set original_type.
245 (c_parser_alignof_expression): Likewise.
246 (c_parser_postfix_expression): Likewise. Pull setting of
247 original_code to top of function.
248 (c_parser_postfix_expression_after_paren_type): Set
250 (c_parser_postfix_expression_after_primary): Likewise.
251 (c_parser_expression): Likewise.
252 * c-typeck.c (build_external_ref): Add type parameter. Change all
254 (c_expr_sizeof_expr): Set original_type field.
255 (parser_build_unary_op): Likewise.
256 (parser_build_binary_op): Likewise. Optionally warn about
257 comparisons of enums of different types.
258 (digest_init): Set original_type field.
259 (really_start_incremental_init): Likewise.
260 (push_init_level, pop_init_level): Likewise.
261 * doc/invoke.texi (Warning Options): -Wenum-compare now
264 2009-04-15 Richard Guenther <rguenther@suse.de>
266 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
267 out a necessary conversion.
268 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
269 names we didn't value number.
270 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
272 2009-04-15 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/39764
275 * tree-ssa-ccp.c (get_value): Canonicalize value with
276 canonicalize_float_value.
278 2009-04-15 Jan Hubicka <jh@suse.cz>
280 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
281 Wrong version of patch.
283 2009-04-15 Jan Hubicka <jh@suse.cz>
285 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
287 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
289 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
290 our distinct integral and vector types.
292 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
294 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
295 * init.c (build_vtbl_address): Remove call to assemble_external.
297 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
299 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
300 output for other floating point modes.
302 2009-04-14 Diego Novillo <dnovillo@google.com>
304 * diagnostic.c (diagnostic_report_diagnostic): Do not
305 warn about loaded plugins for DK_ERROR and DK_WARNING.
306 * c-decl.c (declspecs_add_type): Move call to
307 invoke_plugin_callbacks ...
308 * c-parser.c (c_parser_declspecs): ... here.
309 * plugin.c (dump_active_plugins): Tidy output.
311 2009-04-14 Diego Novillo <dnovillo@google.com>
312 Le-Chun Wu <lcwu@google.com>
314 * configure.ac: Add --enable-plugin support.
315 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
316 * Makefile.in (PLUGIN_H): Define.
317 Export ENABLE_PLUGIN and GMPINC to site.exp.
318 Add PLUGINLIBS to link command.
319 Add/modify dependencies for plugin.o and files including plugin.h.
321 * config.in: Regenerate.
323 * opts.c (common_handle_option): Handle OPT_fplugin_ and
326 2009-04-14 Le-Chun Wu <lcwu@google.com>
328 * tree-pass.h (register_one_dump_file): Add a prototype for
329 register_one_dump_file.
330 * toplev.c (compile_file): Call initialize_plugins.
331 (do_compile): Call invoke_plugin_callbacks.
332 (toplev_main): Call invoke_plugin_callbacks.
333 * common.opt: Add -fplugin= and -fplugin-arg-.
334 * gcc-plugin.h: New public header file for plugins to include.
335 * plugin.c: New source file.
336 * plugin.h: New internal header file.
337 * passes.c (register_one_dump_file): Make it external.
339 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
341 2009-04-14 Diego Novillo <dnovillo@google.com>
343 * doc/plugins.texi: New.
344 * doc/gccint.texi: Add reference to Plugins chapter.
345 * doc/invoke.texi: Document -fplugin and -fplugin-arg
346 * diagnostic.c (diagnostic_report_diagnostic): Warn about
347 loaded plugins, if any.
348 * timevar.def (TV_PLUGIN_INIT): Define.
349 (TV_PLUGIN_RUN): Define.
350 * plugin.c: Include timevar.h
351 (plugins_active_p): New.
352 (dump_active_plugins): New.
353 (debug_active_plugins): New.
355 2009-04-14 Joseph Myers <joseph@codesourcery.com>
357 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
359 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
361 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
363 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
364 the same as a minus without a shift.
366 2009-04-14 Nick Clifton <nickc@redhat.com>
368 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
369 comparisons with small integers will always produce a short
372 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
376 2008-12-19 Diego Novillo <dnovillo@google.com>
378 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
380 2000-04-14 Richard Guenther <rguenther@suse.de>
382 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
384 (verify_gimple_assign_binary): Likewise. Handle shifts and
386 (verify_gimple_phi): Print the mismatched argument position.
387 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
389 (vect_update_init_of_dr): Likewise.
390 * matrix-reorg.c (transform_access_sites): Do what the
392 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
394 2009-04-13 Michael Eager <eager@eagercon.com>
396 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
397 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
398 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
399 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
400 remove duplicate config
402 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
404 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
405 file_name:line_number type locator of the call site.
407 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
409 * genautomata.c: Put blank after comma.
410 (automaton_decls): New.
411 (struct unit_usage): Add comments to member next.
412 (store_alt_unit_usage): Keep the list ordered.
413 (unit_present_on_list_p, equal_alternatives_p): New.
414 (check_regexp_units_distribution): Check units distribution
415 correctness correctly.
416 (main): Don't write automata if error is found. Return correct
419 * config/m68k/cf.md (cfv4_ds): Remove.
420 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
421 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
423 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
424 power4-load-ext, power4-store, power4-store-update,
425 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
426 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
427 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
428 power4-sqrt, power4-isync): Modify reservation to make correct
429 unit distribution to automata.
431 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
432 power5-store-update, power5-two, power5-three, power5-lmul,
433 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
435 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
437 * except.c (pass_set_nothrow_function_flags): Set name and add
439 (set_nothrow_function_flags): Mention in the dump file when
440 changing a function to nothrow.
442 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
445 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
446 instead of unsigned long.
448 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
450 * config/arm/arm.c (return_used_this_function): Remove.
451 (arm_output_function_prologue): Remove use of
452 return_used_this_function.
453 (output_return_instruction): Replace use of
454 return_used_this_function
455 by cfun->machine->return_used_this_function.
456 (arm_output_epilogue): Likewise.
457 (arm_output_function_epilogue): Likewise.
458 (thumb_unexpanded_epilogue): Likewise.
459 * config/arm/arm.h (struct machine_function):
460 New member return_used_this_function.
462 2009-04-12 Mark Mitchell <mark@codesourcery.com>
464 * doc/install.texi: Correct description of default directory for
465 --with-gxx-include-dir.
467 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
469 * fold-const.c (build_range_check): Properly deal with enumeral and
472 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
474 * doc/invoke.texi (max_gcse_passes): Remove documentation.
475 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
476 * params.h (MAX_GCSE_PASSES): Remove.
477 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
478 in sequence. Remove ability to run multiple passes.
479 (bypass_jumps): Report run as third CPROP pass.
481 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
484 * except.c (can_throw_external): Look at each insn in a SEQUENCE
485 when deciding whether the whole SEQUENCE can throw.
487 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
490 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
491 offseted label references.
493 2009-04-11 Jan Hubicka <jh@suse.cz>
495 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
497 2009-04-11 Richard Guenther <rguenther@suse.de>
500 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
501 return variables as TREE_ADDRESSABLE.
503 2009-04-11 Richard Guenther <rguenther@suse.de>
505 PR tree-optimization/39713
506 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
507 reference trees have SSA_NAME operands.
509 2009-04-11 Richard Guenther <rguenther@suse.de>
512 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
515 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
517 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
518 match changes in Cygwin 1.7
519 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
520 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
522 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
524 PR tree-optimization/39701
525 * doc/invoke.texi (Optimization Options): Document change in
526 meaning and initialization of -fdelete-null-pointer-checks.
528 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
531 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
533 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
536 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
538 2009-04-10 Chao-ying Fu <fu@mips.com>
540 * doc/tm.texi (Instruction Output): Document
541 TARGET_ASM_FINAL_POSTSCAN_INSN.
542 * target.h (final_postscan_insn): New field in asm_out.
543 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
544 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
545 * final.c (final_scan_insn): Call
546 targetm.asm_out.final_postscan_insn after outputting
547 an asm macro and a normal instruction.
549 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
550 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
551 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
552 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
553 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
555 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
558 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
559 variables as non-NULL even with -fdelete-null-pointer-checks.
561 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
563 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
565 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
568 * config/i386/i386.c (classify_argument): Handle SCmode with
569 (bit_offset % 64) != 0.
571 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
573 * doc/invoke.texi (Optimize Options): Add cross-reference to
574 -Q --help=optimizers examples.
576 2009-04-10 Ben Elliston <bje@au.ibm.com>
579 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
580 regalign for the reg == fpr and TDmode case.
582 2009-04-09 David Ayers <ayers@fsfe.org>
585 * objc/objc-act.c (warn_with_method): Remove helper function.
586 (check_duplicates): Call warning and inform directly.
587 (really_start_method): Likewise.
589 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
591 * expmed.c (expand_divmod): Always use a comparison for a division
592 by a large unsigned integer.
594 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
595 for things others than variables or functions as nonzero.
597 2009-04-09 Nick Clifton <nickc@redhat.com>
599 * unwind-compat.c: Change copyright header to refer to version
600 3 of the GNU General Public License with version 3.1 of the
601 GCC Runtime Library Exception and to point readers at the
602 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
603 * config/alpha/crtfastmath.c: Likewise.
604 * config/alpha/linux-unwind.h: Likewise.
605 * config/alpha/qrnnd.asm: Likewise.
606 * config/alpha/vms-crt0-64.c: Likewise.
607 * config/alpha/vms-crt0.c: Likewise.
608 * config/alpha/vms-dwarf2.asm: Likewise.
609 * config/alpha/vms-dwarf2eh.asm: Likewise.
610 * config/alpha/vms-psxcrt0-64.c: Likewise.
611 * config/alpha/vms-psxcrt0.c: Likewise.
612 * config/alpha/vms_tramp.asm: Likewise.
613 * config/arc/initfini.c: Likewise.
614 * config/arc/lib1funcs.asm: Likewise.
615 * config/arm/bpabi-v6m.S: Likewise.
616 * config/arm/bpabi.S: Likewise.
617 * config/arm/bpabi.c: Likewise.
618 * config/arm/crti.asm: Likewise.
619 * config/arm/crtn.asm: Likewise.
620 * config/arm/ieee754-df.S: Likewise.
621 * config/arm/ieee754-sf.S: Likewise.
622 * config/arm/lib1funcs.asm: Likewise.
623 * config/arm/libunwind.S: Likewise.
624 * config/arm/linux-atomic.c: Likewise.
625 * config/arm/mmintrin.h: Likewise.
626 * config/arm/pr-support.c: Likewise.
627 * config/arm/unaligned-funcs.c: Likewise.
628 * config/arm/unwind-arm.c: Likewise.
629 * config/arm/unwind-arm.h: Likewise.
630 * config/avr/libgcc.S: Likewise.
631 * config/bfin/crti.s: Likewise.
632 * config/bfin/crtlibid.s: Likewise.
633 * config/bfin/crtn.s: Likewise.
634 * config/bfin/lib1funcs.asm: Likewise.
635 * config/bfin/linux-unwind.h: Likewise.
636 * config/cris/arit.c: Likewise.
637 * config/cris/cris_abi_symbol.c: Likewise.
638 * config/darwin-64.c: Likewise.
639 * config/darwin-crt2.c: Likewise.
640 * config/darwin-crt3.c: Likewise.
641 * config/darwin.h: Likewise.
642 * config/dbxelf.h: Likewise.
643 * config/dfp-bit.c: Likewise.
644 * config/dfp-bit.h: Likewise.
645 * config/elfos.h: Likewise.
646 * config/fixed-bit.c: Likewise.
647 * config/fixed-bit.h: Likewise.
648 * config/fp-bit.c: Likewise.
649 * config/fp-bit.h: Likewise.
650 * config/fr30/crti.asm: Likewise.
651 * config/fr30/crtn.asm: Likewise.
652 * config/fr30/lib1funcs.asm: Likewise.
653 * config/freebsd-spec.h: Likewise.
654 * config/frv/cmovd.c: Likewise.
655 * config/frv/cmovh.c: Likewise.
656 * config/frv/cmovw.c: Likewise.
657 * config/frv/frvbegin.c: Likewise.
658 * config/frv/frvend.c: Likewise.
659 * config/frv/lib1funcs.asm: Likewise.
660 * config/glibc-stdint.h: Likewise.
661 * config/h8300/clzhi2.c: Likewise.
662 * config/h8300/crti.asm: Likewise.
663 * config/h8300/crtn.asm: Likewise.
664 * config/h8300/ctzhi2.c: Likewise.
665 * config/h8300/fixunssfsi.c: Likewise.
666 * config/h8300/lib1funcs.asm: Likewise.
667 * config/h8300/parityhi2.c: Likewise.
668 * config/h8300/popcounthi2.c: Likewise.
669 * config/i386/ammintrin.h: Likewise.
670 * config/i386/att.h: Likewise.
671 * config/i386/avxintrin.h: Likewise.
672 * config/i386/biarch64.h: Likewise.
673 * config/i386/bmmintrin.h: Likewise.
674 * config/i386/cpuid.h: Likewise.
675 * config/i386/cross-stdarg.h: Likewise.
676 * config/i386/crtfastmath.c: Likewise.
677 * config/i386/crtprec.c: Likewise.
678 * config/i386/cygming-crtbegin.c: Likewise.
679 * config/i386/cygming-crtend.c: Likewise.
680 * config/i386/cygwin.asm: Likewise.
681 * config/i386/emmintrin.h: Likewise.
682 * config/i386/gmm_malloc.h: Likewise.
683 * config/i386/gthr-win32.c: Likewise.
684 * config/i386/i386.h: Likewise.
685 * config/i386/immintrin.h: Likewise.
686 * config/i386/linux-unwind.h: Likewise.
687 * config/i386/linux64.h: Likewise.
688 * config/i386/mm3dnow.h: Likewise.
689 * config/i386/mmintrin-common.h: Likewise.
690 * config/i386/mmintrin.h: Likewise.
691 * config/i386/nmmintrin.h: Likewise.
692 * config/i386/pmm_malloc.h: Likewise.
693 * config/i386/pmmintrin.h: Likewise.
694 * config/i386/smmintrin.h: Likewise.
695 * config/i386/sol2-c1.asm: Likewise.
696 * config/i386/sol2-ci.asm: Likewise.
697 * config/i386/sol2-cn.asm: Likewise.
698 * config/i386/sol2-gc1.asm: Likewise.
699 * config/i386/tmmintrin.h: Likewise.
700 * config/i386/unix.h: Likewise.
701 * config/i386/w32-unwind.h: Likewise.
702 * config/i386/wmmintrin.h: Likewise.
703 * config/i386/x86-64.h: Likewise.
704 * config/i386/x86intrin.h: Likewise.
705 * config/i386/xmmintrin.h: Likewise.
706 * config/ia64/crtbegin.asm: Likewise.
707 * config/ia64/crtend.asm: Likewise.
708 * config/ia64/crtfastmath.c: Likewise.
709 * config/ia64/crti.asm: Likewise.
710 * config/ia64/crtn.asm: Likewise.
711 * config/ia64/fde-glibc.c: Likewise.
712 * config/ia64/lib1funcs.asm: Likewise.
713 * config/ia64/linux-unwind.h: Likewise.
714 * config/ia64/quadlib.c: Likewise.
715 * config/ia64/unwind-ia64.c: Likewise.
716 * config/linux.h: Likewise.
717 * config/m32c/m32c-lib1.S: Likewise.
718 * config/m32c/m32c-lib2-trapv.c: Likewise.
719 * config/m32c/m32c-lib2.c: Likewise.
720 * config/m32r/initfini.c: Likewise.
721 * config/m68hc11/larith.asm: Likewise.
722 * config/m68hc11/m68hc11-crt0.S: Likewise.
723 * config/m68k/cf.md: Likewise.
724 * config/m68k/crti.s: Likewise.
725 * config/m68k/crtn.s: Likewise.
726 * config/m68k/lb1sf68.asm: Likewise.
727 * config/m68k/linux-unwind.h: Likewise.
728 * config/mcore/crti.asm: Likewise.
729 * config/mcore/crtn.asm: Likewise.
730 * config/mcore/lib1.asm: Likewise.
731 * config/mips/linux-unwind.h: Likewise.
732 * config/mips/loongson.h: Likewise.
733 * config/mips/mips16.S: Likewise.
734 * config/mmix/crti.asm: Likewise.
735 * config/mmix/crtn.asm: Likewise.
736 * config/pa/fptr.c: Likewise.
737 * config/pa/hpux-unwind.h: Likewise.
738 * config/pa/lib2funcs.asm: Likewise.
739 * config/pa/linux-atomic.c: Likewise.
740 * config/pa/linux-unwind.h: Likewise.
741 * config/pa/milli64.S: Likewise.
742 * config/pa/quadlib.c: Likewise.
743 * config/pa/stublib.c: Likewise.
744 * config/picochip/libgccExtras/adddi3.asm: Likewise.
745 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
746 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
747 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
748 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
749 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
750 * config/picochip/libgccExtras/divmod15.asm: Likewise.
751 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
752 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
753 * config/picochip/libgccExtras/longjmp.asm: Likewise.
754 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
755 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
756 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
757 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
758 * config/picochip/libgccExtras/setjmp.asm: Likewise.
759 * config/picochip/libgccExtras/subdi3.asm: Likewise.
760 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
761 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
762 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
763 * config/rs6000/750cl.h: Likewise.
764 * config/rs6000/altivec.h: Likewise.
765 * config/rs6000/biarch64.h: Likewise.
766 * config/rs6000/crtresfpr.asm: Likewise.
767 * config/rs6000/crtresgpr.asm: Likewise.
768 * config/rs6000/crtresxfpr.asm: Likewise.
769 * config/rs6000/crtresxgpr.asm: Likewise.
770 * config/rs6000/crtsavfpr.asm: Likewise.
771 * config/rs6000/crtsavgpr.asm: Likewise.
772 * config/rs6000/darwin-asm.h: Likewise.
773 * config/rs6000/darwin-fallback.c: Likewise.
774 * config/rs6000/darwin-fpsave.asm: Likewise.
775 * config/rs6000/darwin-ldouble.c: Likewise.
776 * config/rs6000/darwin-tramp.asm: Likewise.
777 * config/rs6000/darwin-unwind.h: Likewise.
778 * config/rs6000/darwin-vecsave.asm: Likewise.
779 * config/rs6000/darwin-world.asm: Likewise.
780 * config/rs6000/e500crtres32gpr.asm: Likewise.
781 * config/rs6000/e500crtres64gpr.asm: Likewise.
782 * config/rs6000/e500crtres64gprctr.asm: Likewise.
783 * config/rs6000/e500crtrest32gpr.asm: Likewise.
784 * config/rs6000/e500crtrest64gpr.asm: Likewise.
785 * config/rs6000/e500crtresx32gpr.asm: Likewise.
786 * config/rs6000/e500crtresx64gpr.asm: Likewise.
787 * config/rs6000/e500crtsav32gpr.asm: Likewise.
788 * config/rs6000/e500crtsav64gpr.asm: Likewise.
789 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
790 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
791 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
792 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
793 * config/rs6000/eabi-ci.asm: Likewise.
794 * config/rs6000/eabi-cn.asm: Likewise.
795 * config/rs6000/eabi.asm: Likewise.
796 * config/rs6000/linux-unwind.h: Likewise.
797 * config/rs6000/linux64.h: Likewise.
798 * config/rs6000/paired.h: Likewise.
799 * config/rs6000/paired.md: Likewise.
800 * config/rs6000/ppc64-fp.c: Likewise.
801 * config/rs6000/ppu_intrinsics.h: Likewise.
802 * config/rs6000/rs6000.h: Likewise.
803 * config/rs6000/si2vmx.h: Likewise.
804 * config/rs6000/sol-ci.asm: Likewise.
805 * config/rs6000/sol-cn.asm: Likewise.
806 * config/rs6000/spe.h: Likewise.
807 * config/rs6000/spu2vmx.h: Likewise.
808 * config/rs6000/sysv4.h: Likewise.
809 * config/rs6000/tramp.asm: Likewise.
810 * config/rs6000/vec_types.h: Likewise.
811 * config/s390/linux-unwind.h: Likewise.
812 * config/s390/tpf-unwind.h: Likewise.
813 * config/score/crti.asm: Likewise.
814 * config/score/crtn.asm: Likewise.
815 * config/sh/crt1.asm: Likewise.
816 * config/sh/crti.asm: Likewise.
817 * config/sh/crtn.asm: Likewise.
818 * config/sh/divtab-sh4-300.c: Likewise.
819 * config/sh/divtab-sh4.c: Likewise.
820 * config/sh/divtab.c: Likewise.
821 * config/sh/lib1funcs-4-300.asm: Likewise.
822 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
823 * config/sh/lib1funcs.asm: Likewise.
824 * config/sh/lib1funcs.h: Likewise.
825 * config/sh/linux-atomic.asm: Likewise.
826 * config/sh/linux-unwind.h: Likewise.
827 * config/sh/shmedia.h: Likewise.
828 * config/sh/sshmedia.h: Likewise.
829 * config/sh/ushmedia.h: Likewise.
830 * config/sparc/crtfastmath.c: Likewise.
831 * config/sparc/linux-unwind.h: Likewise.
832 * config/sparc/sol2-c1.asm: Likewise.
833 * config/sparc/sol2-ci.asm: Likewise.
834 * config/sparc/sol2-cn.asm: Likewise.
835 * config/spu/divmodti4.c: Likewise.
836 * config/spu/divv2df3.c: Likewise.
837 * config/spu/float_disf.c: Likewise.
838 * config/spu/float_unsdidf.c: Likewise.
839 * config/spu/float_unsdisf.c: Likewise.
840 * config/spu/float_unssidf.c: Likewise.
841 * config/spu/mfc_multi_tag_release.c: Likewise.
842 * config/spu/mfc_multi_tag_reserve.c: Likewise.
843 * config/spu/mfc_tag_release.c: Likewise.
844 * config/spu/mfc_tag_reserve.c: Likewise.
845 * config/spu/mfc_tag_table.c: Likewise.
846 * config/spu/multi3.c: Likewise.
847 * config/spu/spu_internals.h: Likewise.
848 * config/spu/spu_intrinsics.h: Likewise.
849 * config/spu/spu_mfcio.h: Likewise.
850 * config/spu/vec_types.h: Likewise.
851 * config/spu/vmx2spu.h: Likewise.
852 * config/stormy16/stormy16-lib2.c: Likewise.
853 * config/svr4.h: Likewise.
854 * config/sync.c: Likewise.
855 * config/v850/lib1funcs.asm: Likewise.
856 * config/vxlib-tls.c: Likewise.
857 * config/vxlib.c: Likewise.
858 * config/vxworks-dummy.h: Likewise.
859 * config/xtensa/crti.asm: Likewise.
860 * config/xtensa/crtn.asm: Likewise.
861 * config/xtensa/ieee754-df.S: Likewise.
862 * config/xtensa/ieee754-sf.S: Likewise.
863 * config/xtensa/lib1funcs.asm: Likewise.
864 * config/xtensa/lib2funcs.S: Likewise.
865 * config/xtensa/linux-unwind.h: Likewise.
866 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
867 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
868 * coretypes.h: Likewise.
869 * crtstuff.c: Likewise.
870 * defaults.h: Likewise.
871 * dwarf2.h: Likewise.
872 * emutls.c: Likewise.
873 * gbl-ctors.h: Likewise.
874 * gcov-io.h: Likewise.
875 * ginclude/float.h: Likewise.
876 * ginclude/iso646.h: Likewise.
877 * ginclude/stdarg.h: Likewise.
878 * ginclude/stdbool.h: Likewise.
879 * ginclude/stddef.h: Likewise.
880 * ginclude/stdfix.h: Likewise.
881 * ginclude/stdint-gcc.h: Likewise.
882 * ginclude/tgmath.h: Likewise.
883 * gthr-aix.h: Likewise.
884 * gthr-dce.h: Likewise.
885 * gthr-gnat.c: Likewise.
886 * gthr-gnat.h: Likewise.
887 * gthr-lynx.h: Likewise.
888 * gthr-mipssde.h: Likewise.
889 * gthr-nks.h: Likewise.
890 * gthr-posix.c: Likewise.
891 * gthr-posix.h: Likewise.
892 * gthr-posix95.h: Likewise.
893 * gthr-rtems.h: Likewise.
894 * gthr-single.h: Likewise.
895 * gthr-solaris.h: Likewise.
896 * gthr-tpf.h: Likewise.
897 * gthr-vxworks.h: Likewise.
898 * gthr-win32.h: Likewise.
900 * libgcc2.c: Likewise.
901 * libgcc2.h: Likewise.
902 * libgcov.c: Likewise.
903 * tsystem.h: Likewise.
904 * typeclass.h: Likewise.
905 * unwind-c.c: Likewise.
906 * unwind-compat.h: Likewise.
907 * unwind-dw2-fde-compat.c: Likewise.
908 * unwind-dw2-fde-darwin.c: Likewise.
909 * unwind-dw2-fde-glibc.c: Likewise.
910 * unwind-dw2-fde.c: Likewise.
911 * unwind-dw2-fde.h: Likewise.
912 * unwind-dw2.c: Likewise.
913 * unwind-dw2.h: Likewise.
914 * unwind-generic.h: Likewise.
915 * unwind-pe.h: Likewise.
916 * unwind-sjlj.c: Likewise.
917 * unwind.inc: Likewise.
918 * config/arm/neon-gen.ml: Change generated copyright header to
919 refer to version 3 of the GNU General Public License with
920 version 3.1 of the GCC Runtime Library Exception and to point
921 readers at the COPYING3 and COPYING3.RUNTIME files and the
922 FSF's license web page.
923 * config/arm/arm_neon.h: Regenerate.
925 2009-04-09 Jakub Jelinek <jakub@redhat.com>
927 * config/cris/cris.md: Change copyright header to refer to version
928 3 of the GNU General Public License.
929 * doc/install.texi2html: Change copyright header to refer to version
930 3 of the GNU General Public License and to point readers at the
931 COPYING3 file and the FSF's license web page.
932 * config/vax/linux.h: Likewise.
934 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
936 * config/i386/i386.md (cmpcc): New.
937 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
938 (sync_compare_and_swap_cc*): Delete.
940 * config/s390/s390.c (s390_compare_emitted): Remove.
941 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
942 s390_compare_emitted used to be handled. Assert that modes match.
943 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
944 refer to sync_compare_and_swap_ccsi.
945 * config/s390/s390.h (s390_compare_emitted): Remove.
946 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
947 instead of s390_compare_emitted.
948 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
949 instead of s390_compare_emitted.
950 * config/s390/s390.md (cmpcc): New.
951 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
952 CC_REGNUM, do not pretend it's set.
953 (sync_compare_and_swap_cc*): Delete.
954 * config/s390/predicates.md (cc_reg_operand): New.
956 * expr.c (sync_compare_and_swap_cc): Delete.
957 * optabs.h (sync_compare_and_swap_cc): Delete.
958 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
959 is being used with can_compare_p.
960 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
962 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
963 look for a MODE_CC set instead. Use emit_store_flag.
964 (expand_compare_and_swap_loop): Likewise, with some additional
965 complication to avoid a force_reg when useless. Use
966 emit_cmp_and_jump_insns.
967 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
968 * doc/md.texi (sync_compare_and_swap_cc): Merge with
969 sync_compare_and_swap documentation.
971 2009-04-09 Jan Hubicka <jh@suse.cz>
973 * except.c (find_prev_try): Break out from ....
974 (duplicate_eh_regions): ... here; properly update prev_try pointers
975 when duplication part of tree.
976 (dump_eh_tree): Improve dumping.
977 (verify_eh_region): New.
978 (verify_eh_tree): Use it.
980 2009-04-06 Richard Guenther <rguenther@suse.de>
982 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
983 &ARRAY addresses by adjusting their types and prepending
985 * tree-cfg.c (verify_gimple_assign_single): Verify that
986 addresses are correct.
988 2009-04-09 Richard Guenther <rguenther@suse.de>
990 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
991 indices into an array reference if possible.
992 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
993 Fold POINTER_PLUS_EXPR statements with invariant address.
995 2009-04-09 Alan Modra <amodra@bigpond.net.au>
998 * config.gcc (powerpc64-*-linux*): Always build biarch.
1000 2009-04-09 Joseph Myers <joseph@codesourcery.com>
1003 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
1004 it and pedwarn if this results in an INTEGER_CST.
1006 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1008 * doc/install.texi: Update minimum GMP version. Remove obsolete
1009 text in MPFR section.
1011 2009-04-08 Jakub Jelinek <jakub@redhat.com>
1013 * dwarf2out.c (class_scope_p): New static inline.
1014 (class_or_namespace_scope_p): Use it.
1015 (gen_variable_die): Use DW_TAG_member tag for static data member
1016 declarations instead of DW_TAG_variable.
1019 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
1022 2009-04-08 Richard Guenther <rguenther@suse.de>
1024 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
1025 valueize random data.
1027 2009-04-08 David Edelsohn <edelsohn@gnu.org>
1029 * config.gcc (aix tm_file): Add aix-stdint.h.
1030 (aix tm clause use_gcc_stdint): Set to wrap.
1031 * config/rs6000/aix-stdint.h: New file.
1033 2009-04-08 Richard Guenther <rguenther@suse.de>
1036 * tree-dfa.c (add_referenced_var): Do not recurse into
1037 global initializers.
1038 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
1040 (fold_const_aggregate_ref): Likewise.
1042 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1044 * recog.c (ordered_comparison_operator): New.
1045 * gensupport.c (std_preds): Add it.
1046 * doc/md.texi (Machine-Independent Predicates): Document it.
1048 2009-04-08 Jan Hubicka <jh@suse.cz>
1050 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
1051 * function.h (rtl_eh): Remove exception_handler_label_map.
1052 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
1053 remove_exception_handler_label, for_each_eh_label_1): Remove.
1054 (rtl_remove_unreachable_regions): Remove.
1055 (convert_from_eh_region_ranges): Do not remove unreachable regions.
1056 (find_exception_handler_labels): Don't build the hashtable.
1057 (maybe_remove_eh_handler): Remove.
1058 (for_each_eh_label): Rewrite to walk the tree.
1059 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
1060 * except.h (maybe_remove_eh_handler): Remove.
1061 * passes.c (init_optimization_passes): Schedule second EH cleanup
1063 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
1064 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
1066 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
1068 * genoutput.c (validate_optab_operands): New.
1069 (gen_insn, gen_expand): Call it.
1071 * genflags.c (gen_insn): Detect misused iterators.
1072 (main): Pass line_no to gen_insn, exit with status 1 on error.
1074 * genextract.c (line_no): Make global.
1075 (VEC_safe_set_locstr): Change assertion to error message.
1076 (main): Exit with status 1 on error.
1078 2009-04-08 Joseph Myers <joseph@codesourcery.com>
1082 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
1083 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
1084 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
1085 * c-convert.c (convert): Do not call fold on results of conversion
1086 functions when the result is a C_MAYBE_CONST_EXPR.
1087 * c-parser.c (c_parser_postfix_expression): Do not fold condition
1088 of __builtin_choose_expr.
1089 * c-typeck.c (remove_c_maybe_const_expr): New.
1090 (build_unary_op, build_conditional_expr, build_compound_expr,
1091 build_binary_op, c_objc_common_truthvalue_conversion): Call
1092 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
1095 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
1097 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
1098 CODE to produce a new one. Add a prototype to use fold_convert_const
1100 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
1103 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
1104 mix declarations and code.
1106 2009-04-08 Ben Elliston <bje@au.ibm.com>
1108 * gcc.c: Replace `CC' with `GCC' throughout.
1110 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
1112 * doc/invoke.texi: Document Atom support.
1114 2009-04-07 Jason Merrill <jason@redhat.com>
1117 * c-common.h, c-common.c: Add flag_pretty_templates.
1118 * c-opts.c (c_common_handle_option): Set it.
1119 * c.opt: Add -fno-pretty-templates.
1120 * doc/invoke.texi (C++ Dialect Options): Likewise.
1122 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
1124 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
1125 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
1126 (ia64_expand_builtin): Likewise.
1128 2009-04-07 Martin Jambor <mjambor@suse.cz>
1130 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
1131 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
1132 ADDR_EXPRS are include too.
1134 2009-04-07 Richard Guenther <rguenther@suse.de>
1136 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
1137 decls are only used if passes as parameters or if they are
1138 local statics and the call is not to a builtin.
1139 (call_may_clobber_ref_p_1): Likewise.
1141 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1143 * expr.c (do_store_flag): Remove last argument. Simplify code
1144 to avoid duplication of tests already done by can_compare_p.
1145 (expand_expr_real_1): Adjust caller.
1147 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1149 * optabs.c (can_compare_p): Test the predicate of a
1150 cbranch and cstore pattern.
1152 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1154 * expr.c (convert_move): Use emit_store_flag instead of
1157 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
1159 * config/i386/i386.c (ix86_compare_emitted): Remove.
1160 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
1161 ix86_compare_op0 like ix86_compare_emitted used to be handled.
1162 * config/i386/i386.h (ix86_compare_emitted): Remove.
1163 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
1164 instead of ix86_compare_emitted.
1165 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
1167 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
1169 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
1170 Add t-sysroot-suffix to tmake_file.
1171 * config/print-sysroot-suffix.sh: New file.
1172 * config/t-sysroot-suffix: New file.
1174 2009-04-07 Ben Elliston <bje@au.ibm.com>
1176 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
1177 as the latter produces a warning when the target does not support
1180 2009-04-07 Ben Elliston <bje@au.ibm.com>
1182 * dfp.c: Replace type punning assignments with memcpy throughout.
1183 * Makefile.in (dfp.o-warn): Remove.
1185 2009-04-07 Alan Modra <amodra@bigpond.net.au>
1188 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
1189 Include soft-fp/t-softfp after rs6000/t-linux64.
1191 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
1193 * stor-layout.c (set_sizetype): Use the full precision of their
1194 machine mode for bitsize types.
1196 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
1198 * config/i386/i386.md: Revert 2 accidental checkins.
1200 2009-04-06 Joey Ye <joey.ye@intel.com>
1201 Xuepeng Guo <xuepeng.guo@intel.com>
1202 H.J. Lu <hongjiu.lu@intel.com>
1204 Atom pipeline model, tuning and insn selection.
1205 * config.gcc (atom): Add atom config options and target.
1207 * config/i386/atom.md: New.
1209 * config/i386/i386.c (atom_cost): New cost.
1210 (m_ATOM): New macro flag.
1211 (initial_ix86_tune_features): Set m_ATOM.
1212 (x86_accumulate_outgoing_args): Likewise.
1213 (x86_arch_always_fancy_math_387): Likewise.
1214 (processor_target): Add Atom cost.
1215 (cpu_names): Add Atom cpu name.
1216 (override_options): Set Atom ISA.
1217 (ix86_issue_rate): New case PROCESSOR_ATOM.
1218 (ix86_adjust_cost): Likewise.
1220 * config/i386/i386.h (TARGET_ATOM): New target macro.
1221 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
1222 (TARGET_OPT_AGU): New target option.
1223 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
1224 (processor_type): Add PROCESSOR_ATOM.
1226 * config/i386/i386.md (cpu): Add new value "atom".
1227 (use_carry, movu): New attr.
1228 (atom.md): Include atom.md.
1229 (adddi3_carry_rex64): Set attr "use_carry".
1230 (addqi3_carry): Likewise.
1231 (addhi3_carry): Likewise.
1232 (addsi3_carry): Likewise.
1233 (*addsi3_carry_zext): Likewise.
1234 (subdi3_carry_rex64): Likewise.
1235 (subqi3_carry): Likewise.
1236 (subhi3_carry): Likewise.
1237 (subsi3_carry): Likewise.
1238 (x86_movdicc_0_m1_rex64): Likewise.
1239 (*x86_movdicc_0_m1_se): Likewise.
1240 (x86_movsicc_0_m1): Likewise.
1241 (*x86_movsicc_0_m1_se): Likewise.
1242 (*adddi_1_rex64): Emit add insn as much as possible.
1243 (*addsi_1): Likewise.
1244 (return_internal): Set atom_unit.
1245 (return_internal_long): Likewise.
1246 (return_pop_internal): Likewise.
1247 (*rcpsf2_sse): Set atom_sse_attr attr.
1248 (*qrt<mode>2_sse): Likewise.
1249 (*prefetch_sse): Likewise.
1251 * config/i386/i386-c.c (ix86_target_macros_internal): New case
1253 (ix86_target_macros_internal): Likewise.
1255 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
1256 (*prefetch_sse_rex): Likewise.
1257 (sse_rcpv4sf2): Likewise.
1258 (sse_vmrcpv4sf2): Likewise.
1259 (sse_sqrtv4sf2): Likewise.
1260 (<sse>_vmsqrt<mode>2): Likewise.
1261 (sse_ldmxcsr): Likewise.
1262 (sse_stmxcsr): Likewise.
1263 (*sse_sfence): Likewise.
1264 (sse2_clflush): Likewise.
1265 (*sse2_mfence): Likewise.
1266 (*sse2_lfence): Likewise.
1267 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
1268 (<sse>_movup<ssemodesuffixf2c>): Likewise.
1269 (avx_movdqu<avxmodesuffix>): Likewise.
1270 (avx_lddqu<avxmodesuffix>): Likewise.
1271 (sse2_movntv2di): Change attr "type" to "ssemov".
1272 (sse2_movntsi): Likewise.
1273 (rsqrtv8sf2): Change attr "type" to "sseadd".
1274 (sse3_addsubv2df3): Set attr "atom_unit".
1275 (sse3_h<plusminus_insn>v4sf3): Likewise.
1276 (*sse2_pmaddwd): Likewise.
1277 (*vec_extractv2di_1_rex64): Likewise.
1278 (*vec_extractv2di_1_avx): Likewise.
1279 (sse2_psadbw): Likewise.
1280 (ssse3_phaddwv8hi3): Likewise.
1281 (ssse3_phaddwv4hi3): Likewise.
1282 (ssse3_phadddv4si3): Likewise.
1283 (ssse3_phadddv2si3): Likewise.
1284 (ssse3_phaddswv8hi3): Likewise.
1285 (ssse3_phaddswv4hi3): Likewise.
1286 (ssse3_phsubwv8hi3): Likewise.
1287 (ssse3_phsubwv4hi3): Likewise.
1288 (ssse3_phsubdv4si3): Likewise.
1289 (ssse3_phsubdv2si3): Likewise.
1290 (ssse3_phsubswv8hi3): Likewise.
1291 (ssse3_phsubswv4hi3): Likewise.
1292 (ssse3_pmaddubsw128): Likewise.
1293 (sse3_pmaddubsw: Likewise.
1294 (ssse3_palignrti): Likewise.
1295 (ssse3_palignrdi): Likewise.
1297 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
1299 * doc/install.texi (Specific): Fix two cross-references to MinGW.
1301 2009-04-06 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/28868
1304 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
1305 of which PHI results we inserted.
1306 (insert_into_preds_of_block): Record inserted PHIs.
1307 (eliminate): Eliminate redundant PHI nodes.
1308 (init_pre): Init inserted_phi_names.
1310 2009-04-06 Richard Guenther <rguenther@suse.de>
1312 PR tree-optimization/39643
1313 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
1314 IMAGPART_EXPRs of complex constants.
1315 (execute_fold_all_builtins): If we folded a call queue
1316 TODO_update_address_taken.
1318 2009-04-06 Jan Hubicka <jh@suse.cz>
1321 * except.c (remove_unreachable_regions): Propagate may_contain_throw
1324 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
1326 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
1328 (ic_invalidate_array): Likewise.
1330 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
1332 * calls.c (emit_library_call_value_1): Fix a problem with parameter
1333 alignment for library calls.
1335 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
1337 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
1338 (mingw32 tm clause use_gcc_stdint): Set to wrap.
1339 * config/i386/mingw-stdint.h: New file.
1341 2009-04-05 Richard Guenther <rguenther@suse.de>
1343 PR tree-optimization/39648
1344 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
1345 our &A vs. &A[0] IL deficiencies.
1347 2009-04-04 Jan Hubicka <jh@suse.cz>
1349 * except.c (sjlj_find_directly_reachable_regions): Be ready for
1350 removed toplevel regions.
1351 (sjlj_mark_call_sites): Likewise.
1353 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
1355 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
1356 (cygwin tm clause use_gcc_stdint): Set to wrap.
1357 * config/i386/cygwin-stdint.h: New file.
1359 2009-04-04 Richard Guenther <rguenther@suse.de>
1361 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
1362 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
1363 single-argument PHIs if we are in loop-closed SSA form.
1364 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
1365 for the pre-condition.
1366 (slpeel_tree_peel_loop_to_edge): Likewise.
1367 (vect_build_loop_niters): Take an optional sequence to append stmts.
1368 (vect_generate_tmps_on_preheader): Likewise.
1369 (vect_do_peeling_for_loop_bound): Take extra guards for the
1371 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
1372 the cost model check.
1373 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
1374 guards if we are going to peel. Do not apply versioning in that case.
1375 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
1376 (vect_do_peeling_for_loop_bound): Likewise.
1377 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
1378 loop bound only record extra pre-conditions, do not apply loop
1381 2009-04-04 Richard Guenther <rguenther@suse.de>
1383 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
1386 2009-04-04 Jan Hubicka <jh@suse.cz>
1388 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
1389 last_basic_block for size of bb->index indexed array.
1390 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
1391 compute_out, link_btr_uses, build_btr_def_use_webs,
1392 build_btr_def_use_webs, migrate_btr_defs): Likewise.
1394 2009-04-04 Jan Hubicka <jh@suse.cz>
1396 * except.c (remove_eh_handler_and_replace): Break out from ...
1397 (remove_eh_handler): ... here.
1398 (bring_to_root): New function.
1399 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
1400 handled ones, bring others to root of tree.
1402 2009-04-04 Jan Hubicka <jh@suse.cz>
1404 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
1405 (all_phis_safe_to_merge): New function.
1406 (update_info): New structure.
1407 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
1408 (cleanup_empty_eh): Update SSA if possible.
1410 2009-04-04 Richard Guenther <rguenther@suse.de>
1412 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
1413 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
1414 (append_vuse): Likewise.
1416 2009-04-04 Jakub Jelinek <jakub@redhat.com>
1418 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
1419 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
1420 instead of REG_UNSAVED for DW_CFA_undefined.
1421 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
1422 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
1425 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
1428 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
1429 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
1430 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
1432 2009-04-04 Richard Guenther <rguenther@suse.de>
1434 PR tree-optimization/8781
1435 PR tree-optimization/37892
1436 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
1437 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
1438 (valueize_refs): Call it for *& valueizations.
1439 (shared_reference_ops_from_ref): Rename to ...
1440 (valueize_shared_reference_ops_from_ref): ... this and valueize.
1441 (shared_reference_ops_from_call): Rename to ...
1442 (valueize_shared_reference_ops_from_call): ... this and valueize.
1443 (vn_reference_lookup): Update.
1444 (visit_reference_op_call): Likewise.
1445 * tree-ssa-pre.c (phi_translate_1): Fold *&.
1446 (eliminate): Value-replace the call address in call statements.
1448 2009-04-04 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/39636
1451 * tree-ssa-forwprop.c
1452 (forward_propagate_addr_into_variable_array_index): Check for
1453 GIMPLE_ASSIGN before accessing the rhs code.
1455 2009-04-03 Jason Merrill <jason@redhat.com>
1457 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
1459 2009-04-03 Steve Ellcey <sje@cup.hp.com>
1461 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
1462 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
1463 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
1464 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
1465 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
1466 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
1467 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
1468 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
1469 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
1470 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
1471 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
1472 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
1473 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
1474 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
1475 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
1476 Use fr_reg_or_fp01_operand instead of fr_register_operand
1478 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
1479 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
1480 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
1482 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
1484 PR rtl-optimization/39607
1485 PR rtl-optimization/39631
1489 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1490 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1491 instead of DF_LR_OUT.
1492 * ira-lives.c (process_bb_node_lives): Ditto.
1493 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1494 instead of DF_LR_{OUT,IN}.
1495 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1496 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1498 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
1500 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
1501 (execute_lower_omp): Always run but take the short way out if -fopenmp
1503 (gate_lower_omp): Remove, forcing the pass manager to always run the
1504 pass and always set PROP_gimple_lomp.
1505 (pass_lower_omp): Remove gate function.
1506 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
1507 PROP_trees. Instead, require it.
1508 * ipa-cp.c (pass_ipa_cp): Likewise.
1509 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
1510 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
1511 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
1512 and PROP_gimple_leh.
1514 2009-04-03 Richard Guenther <rguenther@suse.de>
1517 PR tree-optimization/23940
1518 PR tree-optimization/33237
1521 PR tree-optimization/36201
1522 PR tree-optimization/36230
1523 PR tree-optimization/38049
1524 PR tree-optimization/38207
1525 PR tree-optimization/38230
1526 PR tree-optimization/38301
1527 PR tree-optimization/38585
1529 PR tree-optimization/38985
1530 PR tree-optimization/39299
1531 * tree-ssa-structalias.h: Remove.
1532 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
1533 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
1534 (struct vuse_element_d): Remove.
1535 (struct vuse_vec_d): Likewise.
1536 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
1537 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
1538 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
1539 VUSE_ELEMENT_VAR): Likewise.
1540 (struct voptype_d): Likewise.
1541 (NUM_VOP_FREE_BUCKETS): Likewise.
1542 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
1543 (struct stmt_operands_d): Remove.
1544 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
1545 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
1546 VDEF_NUM, VDEF_VECT): Likewise.
1547 (copy_virtual_operands): Remove.
1548 (operand_build_cmp): Likewise.
1549 (create_ssa_artificial_load_stmt): Likewise.
1550 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
1551 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
1552 vuse_index and mayuse_index members. Pack and move done and iter_type
1553 members to the front.
1554 (SSA_OP_VMAYUSE): Remove.
1555 (SSA_OP_VIRTUAL_USES): Adjust.
1556 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
1557 (unlink_stmt_vdef): Declare.
1558 (add_to_addressable_set): Remove.
1559 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
1560 (vrp_visit_stmt): Likewise.
1561 * doc/tree-ssa.texi (Alias analysis): Update.
1562 * doc/invoke.texi (max-aliased-vops): Remove docs.
1563 (avg-aliased-vops): Likewise.
1564 * tree-into-ssa.c (syms_to_rename): Remove.
1565 (need_to_update_vops_p): Likewise.
1566 (need_to_initialize_update_ssa_p): Rename to ...
1567 (update_ssa_initialized_fn): ... this. Track function we are
1569 (symbol_marked_for_renaming): Simplify.
1570 (add_new_name_mapping): Do not set need_to_update_vops_p.
1571 (dump_currdefs): Use SYMS_TO_RENAME.
1572 (rewrite_update_stmt): Always walk all uses/defs.
1573 (dump_update_ssa): Adjust.
1574 (init_update_ssa): Take function argument. Track what we are
1576 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
1577 (create_new_def_for): Initialize for cfun, assert we are initialized
1579 (mark_sym_for_renaming): Simplify.
1580 (mark_set_for_renaming): Do not initialize update-ssa.
1581 (need_ssa_update_p): Simplify. Take function argument.
1582 (name_mappings_registered_p): Assert we ask for the correct function.
1583 (name_registered_for_update_p): Likewise.
1584 (ssa_names_to_replace): Likewise.
1585 (release_ssa_name_after_update_ssa): Likewise.
1586 (update_ssa): Likewise. Use SYMS_TO_RENAME.
1587 (dump_decl_set): Do not print a newline.
1588 (debug_decl_set): Do it here.
1589 (dump_update_ssa): And here.
1590 * tree-ssa-loop-im.c (move_computations): Adjust.
1591 (movement_possibility): Likewise.
1592 (determine_max_movement): Likewise.
1593 (gather_mem_refs_stmt): Likewise.
1594 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
1596 * tree-complex.c (update_all_vops): Remove.
1597 (expand_complex_move): Adjust.
1598 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
1599 Simplify test for memory referencing statement. Exclude
1600 non-invariant ADDR_EXPRs.
1601 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
1602 * tree-loop-distribution.c (generate_memset_zero): Adjust.
1603 (rdg_flag_uses): Likewise.
1604 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
1606 (tree_optimize_tail_calls_1): Also split the
1607 edge from the entry block if we have degenerate PHI nodes in
1608 the first basic block.
1609 * tree.c (init_ttree): Remove memory-tag related code.
1610 (tree_code_size): Likewise.
1611 (tree_node_structure): Likewise.
1612 (build7_stat): Re-write to be build6_stat.
1613 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
1614 (SSA_VAR_P): Adjust.
1615 (struct tree_memory_tag): Remove.
1616 (struct tree_memory_partition_tag): Likewise.
1617 (union tree_node): Adjust.
1618 (build7): Re-write to be build6.
1619 * tree-pass.h (pass_reset_cc_flags): Remove.
1620 (TODO_update_address_taken): New flag.
1621 (pass_simple_dse): Remove.
1622 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
1623 * params.h (MAX_ALIASED_VOPS): Remove.
1624 (AVG_ALIASED_VOPS): Likewise.
1625 * omp-low.c (expand_omp_taskreg): Update SSA form.
1626 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
1627 aliases the lhs in a copy stmt.
1628 * tree-ssa-dse.c (struct address_walk_data): Remove.
1629 (memory_ssa_name_same): Likewise.
1630 (memory_address_same): Likewise.
1631 (get_kill_of_stmt_lhs): Likewise.
1632 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
1633 unused stores. Look through PHI nodes into post-dominated regions.
1634 (dse_optimize_stmt): Simplify. Properly remove stores.
1635 (tree_ssa_dse): Compute dominators.
1636 (execute_simple_dse): Remove.
1637 (pass_simple_dse): Likewise.
1638 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
1639 gimple_loaded_syms and gimple_stored_syms computation.
1640 * toplev.c (dump_memory_report): Dump alias and pta stats.
1641 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
1642 (vn_reference_eq): Likewise.
1643 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
1644 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
1645 valueize_vuses): Remove.
1646 (get_def_ref_stmt_vuses): Simplify. Rename to ...
1647 (get_def_ref_stmt_vuse): ... this.
1648 (vn_reference_lookup_2): New function.
1649 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
1650 walking equivalent vuses. Simplify.
1651 (vn_reference_lookup): Likewise.
1652 (vn_reference_insert): Likewise.
1653 (vn_reference_insert_pieces): Likewise.
1654 (visit_reference_op_call): Simplify.
1655 (visit_reference_op_load): Likewise.
1656 (visit_reference_op_store): Likewise.
1657 (init_scc_vn): Remove shared_lookup_vuses initialization.
1658 (free_scc_vn): Remove shared_lookup_vuses freeing.
1659 (sort_vuses, sort_vuses_heap): Remove.
1660 (get_ref_from_reference_ops): Export.
1661 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
1662 vector with single vuse pointer.
1663 (vn_reference_lookup_pieces, vn_reference_lookup,
1664 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
1665 (shared_vuses_from_stmt): Remove.
1666 (get_ref_from_reference_ops): Declare.
1667 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
1668 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
1669 memory-tag related code.
1670 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
1671 (likely_value): Add comment, skip static-chain of call statements.
1672 (surely_varying_stmt_p): Adjust.
1673 (gimplify_and_update_call_from_tree): Likewise.
1674 (execute_fold_all_builtins): Do not rebuild alias info.
1675 (gimplify_and_update_call_from_tree): Properly update VOPs.
1676 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
1677 (copy_ref_info): Remove memory-tag related code.
1678 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
1679 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
1680 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
1682 * tree-ssa-dom.c (gimple_p): Remove typedef.
1683 (eliminate_redundant_computations): Adjust.
1684 (record_equivalences_from_stmt): Likewise.
1685 (avail_expr_hash): Likewise.
1686 (avail_expr_eq): Likewise.
1687 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
1688 (stmt_makes_single_load): Likewise.
1689 (stmt_makes_single_store): Likewise.
1690 * tree-ssa-alias.c: Rewrite completely.
1691 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
1692 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
1693 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
1694 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
1695 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
1696 Remove public functions.
1697 (pass_reset_cc_flags): Remove.
1698 (pass_build_alias): Move ...
1699 * tree-ssa-structalias.c (pass_build_alias): ... here.
1700 * tree-ssa-alias.c (may_be_aliased): Move ...
1701 * tree-flow-inline.h (may_be_aliased): ... here.
1702 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
1703 count_uses_and_derefs): Move ...
1704 * gimple.c: ... here.
1705 * gimple.h (count_uses_and_derefs): Declare.
1706 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
1707 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
1708 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
1709 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
1710 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
1711 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
1712 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
1714 * tree-dfa.c (refs_may_alias_p): Move ...
1715 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
1716 * tree-ssa-alias.h: New file.
1717 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
1718 (statement_sink_location): Likewise.
1719 * opts.c (decode_options): Do not adjust max-aliased-vops or
1720 avg-aliased-vops values.
1721 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
1722 (TV_CALL_CLOBBER): Likewise.
1723 (TV_FLOW_SENSITIVE): Likewise.
1724 (TV_FLOW_INSENSITIVE): Likewise.
1725 (TV_MEMORY_PARTITIONING): Likewise.
1726 (TV_ALIAS_STMT_WALK): New timevar.
1727 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
1728 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
1729 (get_address_description): Remove memory-tag related code.
1730 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
1731 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
1732 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
1733 and immediate uses in statements. Document.
1734 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
1735 (dump_symbols): Remove.
1736 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
1737 * alias.c (get_deref_alias_set): New function split out from ...
1738 (get_alias_set): ... here.
1739 * alias.h (get_deref_alias_set): Declare.
1740 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
1741 type parameter. Remove restrict pointer handling. Create a
1742 ref-all pointer in case type-based alias sets do not conflict.
1743 (vect_analyze_data_refs): Remove SMT related code.
1744 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
1745 (vectorizable_load): Likewise.
1746 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
1747 (DR_SYMBOL_TAG, DR_VOPS): Remove.
1748 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
1749 Ignore vops and SMTs.
1750 (dr_analyze_alias): Likewise..
1751 (free_data_ref): Likewise.
1752 (create_data_ref): Likewise.
1753 (analyze_all_data_dependences): Likewise.
1754 (get_references_in_stmt): Adjust.
1755 * tree-flow-inline.h (gimple_aliases_computed_p,
1756 gimple_addressable_vars, gimple_call_clobbered_vars,
1757 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
1758 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
1759 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
1760 gimple_mem_ref_stats): Remove.
1761 (gimple_vop): New function.
1762 (op_iter_next_use): Remove vuses and mayuses cases.
1763 (op_iter_next_def): Remove vdefs case.
1764 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
1765 (clear_and_done_ssa_iter): Do not set removed fields.
1766 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
1767 Assert we are not iterating over vuses or vdefs if not also
1768 iterating over uses or defs.
1769 (op_iter_init_use): Likewise.
1770 (op_iter_init_def): Likewise.
1771 (op_iter_next_vdef): Remove.
1772 (op_iter_next_mustdef): Likewise.
1773 (op_iter_init_vdef): Likewise.
1774 (compare_ssa_operands_equal): Likewise.
1775 (link_use_stmts_after): Handle vuse operand.
1776 (is_call_used): Use is_call_clobbered.
1777 (is_call_clobbered): Global variables are always call clobbered,
1778 query the call-clobbers bitmap.
1779 (mark_call_clobbered): Ignore global variables.
1780 (clear_call_clobbered): Likewise.
1781 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
1782 virtual operands sanity check.
1783 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
1785 (TARGET_MEM_REF): Remove TMR_TAG operand.
1786 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
1787 Remove call-clobber related code.
1788 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
1789 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
1790 partitions or escape reason.
1791 (get_single_def_stmt, get_single_def_stmt_from_phi,
1792 get_single_def_stmt_with_phi): Remove.
1793 (dump_referenced_vars): Tidy.
1794 (get_ref_base_and_extent): Allow bare decls.
1795 (collect_dfa_stats): Adjust.
1796 * graphite.c (rename_variables_in_stmt): Adjust.
1797 (graphite_copy_stmts_from_block): Likewise.
1798 (translate_clast): Likewise.
1799 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
1801 (translate_vuse_through_block): Use the oracle.
1802 (phi_translate_1): Adjust.
1803 (value_dies_in_block_x): Use the oracle. Cache the outcome
1805 (valid_in_sets): Check if the VUSE for
1806 a REFERENCE is available.
1807 (eliminate): Do not remove stmts during elimination,
1808 instead queue and remove them afterwards.
1809 (do_pre): Do not rebuild alias info.
1810 (pass_pre): Run TODO_rebuild_alias before PRE.
1811 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
1812 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
1813 (mark_all_v_defs_stmt): Remove.
1814 (mark_all_v_defs_seq): Adjust.
1815 (sra_replace): Likewise.
1816 (scalarize_use): Likewise.
1817 (scalarize_copy): Likewise.
1818 (scalarize_init): Likewise.
1819 (scalarize_ldst): Likewise.
1820 (todoflags): Remove.
1821 (tree_sra): Do not rebuild alias info.
1822 (tree_sra_early): Adjust.
1823 (pass_sra): Run TODO_update_address_taken before SRA.
1824 * tree-predcom.c (set_alias_info): Remove.
1825 (prepare_initializers_chain): Do not call it.
1826 (mark_virtual_ops_for_renaming): Adjust.
1827 (mark_virtual_ops_for_renaming_list): Remove.
1828 (initialize_root_vars): Adjust.
1829 (initialize_root_vars_lm): Likewise.
1830 (prepare_initializers_chain): Likewise.
1831 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
1832 (may_propagate_copy_into_stmt): Likewise.
1833 (merge_alias_info): Do nothing for now.
1834 (propagate_tree_value_into_stmt): Adjust.
1835 (stmt_may_generate_copy): Likewise.
1836 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
1837 not mark symbols for renaming.
1838 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
1839 with the same statement, make sure to update the new pointed-to one.
1840 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
1841 call statements, do not mark symbols for renaming.
1842 (mark_operand_necessary): Dump something.
1843 (ref_may_be_aliased): New function.
1844 (mark_aliased_reaching_defs_necessary_1): New helper function.
1845 (mark_aliased_reaching_defs_necessary): Likewise.
1846 (mark_all_reaching_defs_necessary_1): Likewise.
1847 (mark_all_reaching_defs_necessary): Likewise.
1848 (propagate_necessity): Do not process virtual PHIs. For
1849 non-aliased loads mark all reaching definitions as necessary.
1850 For aliased loads and stores mark the immediate dominating
1851 aliased clobbers as necessary.
1852 (visited): New global static.
1853 (perform_tree_ssa_dce): Free visited bitmap after propagating
1855 (remove_dead_phis): Perform simple dead virtual PHI removal.
1856 (remove_dead_stmt): Properly unlink virtual operands when
1858 (eliminate_unnecessary_stmts): Schedule PHI removal after
1860 * tree-ssa-ter.c (is_replaceable_p): Adjust.
1861 (process_replaceable): Likewise.
1862 (find_replaceable_in_bb): Likewise.
1863 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
1864 based on the single gimple vop.
1865 (verify_flow_insensitive_alias_info): Remove.
1866 (verify_flow_sensitive_alias_info): Likewise.
1867 (verify_call_clobbering): Likewise.
1868 (verify_memory_partitions): Likewise.
1869 (verify_alias_info): Likewise.
1870 (verify_ssa): Adjust..
1871 (execute_update_addresses_taken): Export. Update SSA
1872 manually. Optimize only when optimizing. Use a local bitmap.
1873 (pass_update_address_taken): Remove TODO_update_ssa, add
1875 (pass_update_address_taken): Just use TODO_update_address_taken.
1876 (init_tree_ssa): Do not initialize addressable_vars.
1877 (verify_ssa): Verify new VUSE / VDEF properties.
1878 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
1879 Do not call verify_alias_info.
1880 (delete_tree_ssa): Clear the VUSE, VDEF operands.
1881 Do not free the loaded and stored syms bitmaps. Reset the escaped
1882 and callused solutions. Do not free addressable_vars.
1883 Remove memory-tag related code.
1884 (warn_uninitialized_var): Aliases are always available.
1885 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
1886 * lambda-code.c (can_put_in_inner_loop): Adjust.
1887 (can_put_after_inner_loop): Likewise.
1888 (perfect_nestify): Likewise.
1889 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
1890 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
1891 (vectorizable_conversion): Do not mark symbols for renaming.
1892 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
1893 (expand_call_inline): Unlink the calls virtual operands before
1895 (tree_function_versioning): Do not call update_ssa if we are not
1896 updating clones. Simplify.
1897 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
1898 (propagate_with_phi): Likewise..
1899 * tree-outof-ssa.c (create_temp): Remove memory tag and call
1900 clobber code. Assert we are not aliased or global.
1901 * tree-flow.h: Include tree-ssa-alias.h
1902 (enum escape_type): Remove.
1903 (struct mem_sym_stats_d): Likewise.
1904 (struct mem_ref_stats_d): Likewise.
1905 (struct gimple_df): Add vop member. Remove global_var,
1906 call_clobbered_vars, call_used_vars, addressable_vars,
1907 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
1908 escaped and callused members.
1909 (struct ptr_info_def): Remove all members, add points-to solution
1911 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
1912 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
1913 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
1914 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
1915 (tree-ssa-alias.o): Likewise.
1916 (toplev.o): Add tree-ssa-alias.h
1917 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
1918 * gimple.c (gimple_set_bb): Fix off-by-one error.
1919 (is_gimple_reg): Do not handle memory tags.
1920 (gimple_copy): Also copy virtual operands.
1921 Delay updating the statement. Do not reset loaded and stored syms.
1922 (gimple_set_stored_syms): Remove.
1923 (gimple_set_loaded_syms): Likewise.
1924 (gimple_call_copy_skip_args): Copy the virtual operands
1925 and mark the new statement modified.
1926 * tree-ssa-structalias.c (may_alias_p): Remove.
1927 (set_uids_in_ptset): Take the alias set to prune with as
1928 parameter. Fold in the alias test of may_alias_p.
1929 (compute_points_to_sets): Compute whether a ptr is dereferenced
1931 (process_constraint): Deal with &ANYTHING on the lhs, reject all
1932 other ADDRESSOF constraints on the lhs.
1933 (get_constraint_for_component_ref): Assert that we don't get
1934 ADDRESSOF constraints from the base of the reference.
1935 Properly generate UNKNOWN_OFFSET for DEREF if needed.
1936 (struct variable_info): Remove collapsed_to member.
1937 (get_varinfo_fc): Remove.
1938 (new_var_info): Do not set collapsed_to.
1939 (dump_constraint): Do not follow cycles.
1940 (dump_constraint_graph): Likewise.
1941 (build_pred_graph): Likewise.
1942 (build_succ_graph): Likewise.
1943 (rewrite_constraints): Likewise.
1944 (do_simple_structure_copy): Remove.
1945 (do_rhs_deref_structure_copy): Remove.
1946 (do_lhs_deref_structure_copy): Remove.
1947 (collapse_rest_of_var): Remove.
1948 (do_structure_copy): Re-implement.
1949 (pta_stats): New global variable.
1950 (dump_pta_stats): New function.
1951 (struct constraint_expr): Make offset signed.
1952 (UNKNOWN_OFFSET): Define special value.
1953 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
1954 (solution_set_expand): New helper function split out from ...
1955 (do_sd_constraint): ... here.
1956 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
1957 (do_ds_constraint): Likewise.
1958 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
1959 and CALLUSED = *CALLUSED.
1960 (set_union_with_increment): Make inc argument signed.
1961 (type_safe): Remove.
1962 (get_constraint_for_ptr_offset): Handle unknown and negative
1964 (first_vi_for_offset): Handle offsets before start. Bail
1965 out early for offsets beyond the variable extent.
1966 (first_or_preceding_vi_for_offset): New function.
1967 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
1968 Together with ESCAPED = *ESCAPED this properly computes reachability.
1969 (find_what_var_points_to): New function.
1970 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
1971 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
1972 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
1973 pt_solutions_intersect): New functions.
1974 (compute_call_used_vars): Remove.
1975 (compute_may_aliases): New main entry into PTA computation.
1976 * gimple.h (gimple_p): New typedef.
1977 (struct gimple_statement_base): Remove references_memory_p.
1978 (struct gimple_statement_with_memory_ops_base): Remove
1979 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
1981 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
1982 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
1983 gimple_set_references_memory): Remove.
1984 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
1985 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
1987 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
1988 (verify_expr): Allow RESULT_DECL.
1989 (gimple_duplicate_bb): Do not copy virtual operands.
1990 (gimple_duplicate_sese_region): Adjust.
1991 (gimple_duplicate_sese_tail): Likewise.
1992 (mark_virtual_ops_in_region): Remove.
1993 (move_sese_region_to_fn): Do not call it.
1994 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
1995 and pass_simple_dse.
1996 (execute_function_todo): Handle TODO_update_address_taken,
1997 call execute_update_addresses_taken for TODO_rebuild_alias.
1998 (execute_todo): Adjust.
1999 (execute_one_pass): Init dump files early.
2000 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
2002 (create_general_new_stmt): Clear vops.
2003 * tree-ssa-reassoc.c (get_rank): Adjust.
2004 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
2005 symbols for renaming.
2006 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
2007 (PARAM_AVG_ALIASED_VOPS): Likewise.
2008 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
2009 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
2010 * tree-ssa-operands.c: Simplify for new virtual operand representation.
2011 (operand_build_cmp, copy_virtual_operands,
2012 create_ssa_artificial_load_stmt, add_to_addressable_set,
2013 gimple_add_to_addresses_taken): Remove public functions.
2014 (unlink_stmt_vdef): New function.
2016 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2018 * config.gcc (powerpc-*-linux*): Merge variants.
2020 2009-04-02 Chao-ying Fu <fu@mips.com>
2021 James Grosbach <james.grosbach@microchip.com>
2023 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
2024 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
2026 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
2027 keep_interrupts_masked_p, use_debug_exception_return_p.
2028 (mips_attribute_table): Add interrupt, use_shadow_register_set,
2029 keep_interrupts_masked, use_debug_exception_return.
2030 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
2031 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
2033 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
2034 (mips_print_operand): Process COP0 registers to print $0 .. $31
2035 correctly for GAS to process.
2036 (mips_interrupt_extra_call_saved_reg_p): New function.
2037 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
2039 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2040 (mips_compute_frame_info): Add supports for interrupt context that
2041 includes doubleword accumulators and COP0 registers.
2042 (mips_for_each_saved_acc): New function.
2043 (mips_for_each_saved_gpr_and_fpr): Change the function name from
2044 mips_for_each_saved_reg.
2045 (mips_save_reg): Save accumulators.
2046 (mips_kernel_reg_p): A new for_each_rtx callback.
2047 (mips_expand_prologue): Support interrupt handlers.
2048 (mips_restore_reg): Restore accumulators.
2049 (mips_expand_epilogue): Support interrupt handlers.
2050 (mips_can_use_return_insn): Return false for interrupt handlers.
2051 (mips_epilogue_uses): New function.
2052 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
2053 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
2054 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
2055 cop0_move): New instructions.
2056 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
2057 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
2059 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
2061 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
2062 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
2063 interrupt handlers, we use K0 as the temporary register.
2064 (EPILOGUE_USES): Change to a function call.
2065 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
2066 handlers, we use K0 as the temporary register.
2068 * doc/extend.texi (Function Attributes): Document interrupt,
2069 use_shadow_register_set, keep_interrupts_masked,
2070 use_debug_exception_return for MIPS attributes.
2072 2009-04-03 Alan Modra <amodra@bigpond.net.au>
2074 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
2075 Remove a number of t-files from tmake_file.
2076 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
2077 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
2078 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
2079 target_prototype, not TARGET_PROTOTYPE.
2080 (LINK_OS_GNU_SPEC): Define.
2081 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
2082 and darwin-ldoubdle.c.
2084 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2087 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
2088 (cpp_options): Ditto.
2089 (default_compilers): Ditto.
2090 (display_help): Ditto.
2091 (process_command): Ditto.
2093 (set_input): Use lbasename instead of duplicate code.
2094 (save_temps_prefix): New static for -save-temps=obj.
2095 (save_temps_length): Ditto.
2097 * doc/invoke.texi (-save-temps=obj): Document new variant to
2100 2009-04-02 Jeff Law <law@redhat.com>
2102 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
2105 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2107 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
2108 * configure: Regenerated.
2110 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2112 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
2113 share the argument list.
2115 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2119 2009-02-12 Diego Novillo <dnovillo@google.com>
2121 * varpool.c (debug_varpool): New.
2122 * cgraph.h (debug_varpool): Declare.
2124 2009-04-02 Jan Hubicka <jh@suse.cz>
2126 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
2129 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
2131 * config/i386/i386.c (ix86_abi): Move initialization to ...
2132 (override_options): Here.
2134 2009-04-02 Christian Bruel <christian.bruel@st.com>
2136 * config/sh/sh.c (sh_dwarf_register_span): New function.
2137 (TARGET_DWARF_REGISTER_SPAN): Define.
2138 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
2140 2009-04-02 Ira Rosen <irar@il.ibm.com>
2142 PR tree-optimization/39595
2143 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
2144 interleaved loads group is not greater than the SLP group size.
2146 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
2148 * builtins.c (is_builtin_name): New.
2149 (called_as_built_in): Use is_builtin_name.
2150 * tree.h (is_builtin_name): New.
2151 * varasm.c (incorporeal_function_p): Use is_builtin_name
2153 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
2155 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
2157 2009-04-02 Dodji Seketeli <dodji@redhat.com>
2160 * c-decl.c: (clone_underlying_type): Move this ...
2161 * c-common.c (set_underlying_type): ... here.
2162 Also, make sure the function properly sets TYPE_STUB_DECL() on
2163 the newly created typedef variant type.
2164 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
2165 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
2168 2009-04-02 Richard Guenther <rguenther@suse.de>
2170 PR tree-optimization/37221
2171 * tree-flow.h (degenerate_phi_result): Declare.
2172 * tree-ssa-dom.c (degenerate_phi_result): Export.
2173 * tree-scalar-evolution.c (analyze_initial_condition): If
2174 the initial condition is defined by a degenerate PHI node
2175 use the degenerate value.
2177 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
2179 PR rtl-optimization/39588
2180 * combine.c (merge_outer_ops): Do not set the constant when this
2182 (simplify_shift_const_1): Do not modify it either in this case.
2184 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
2186 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
2187 tuning is deprecated if -mtune value is set to an Itanium1 variant.
2189 2009-04-01 Janis Johnson <janis187@us.ibm.com>
2192 * c-lex.c (interpret_float): Default (no suffix) is double.
2194 2009-04-1 Xinliang David Li <davidxl@google.com>
2196 * config/i386/i386.c (legitimate_constant_p): Recognize
2197 all one vector constant.
2199 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2201 * gcc/config/vax/vax.c: Add #includes to silence warnings.
2202 Change #include order to silence two warnings.
2204 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2206 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
2207 (ASM_SPEC): Pass -k to the assembler for PIC code.
2209 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2211 * gcc/config.gcc: Add vax-*-linux* to the switch.
2212 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
2213 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
2215 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2217 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
2218 Use predicate macros instead of GET_CODE() == foo.
2219 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
2220 ashlsi3, rotrsi3, <unnamed>): Likewise.
2222 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2224 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
2225 jbbccihi, jbbccisi): Remova trailing whitespace.
2226 * gcc/config/vax/constraints.md: Likewise.
2227 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
2228 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
2229 * gcc/config/vax/predicates.md: Likewise.
2230 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
2231 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
2232 * gcc/config/vax/vax.h: Likewise.
2233 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
2235 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2237 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
2238 (indirectable_address_p, adjacent_operands_p): Add spaces around
2240 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
2242 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2244 * gcc/config/vax/vax.c (legitimate_constant_address_p,
2245 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
2246 index_term_p, reg_plus_index_p, legitimate_address_p,
2247 vax_mode_dependent_address_p): Update comments to match functions
2248 modified by the recent int->bool conversion.
2250 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2252 * gcc/config/vax/builtins.md: Update copyright message.
2253 * gcc/config/vax/constraints.md: Likewise.
2254 * gcc/config/vax/netbsd-elf.h: Likewise.
2255 * gcc/config/vax/predicates.md: Likewise.
2256 * gcc/config/vax/vax-protos.h: Likewise.
2257 * gcc/config/vax/vax.c: Likewise.
2258 * gcc/config/vax/vax.h: Likewise.
2259 * gcc/config/vax/vax.md: Likewise.
2260 * gcc/config/vax/vax.opt: Likewise.
2262 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
2264 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
2265 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
2266 * gcc/config/vax/constraints.md (B, R): Likewise.
2267 * gcc/config/vax/predicates.md (external_memory_operand,
2268 nonimmediate_addsub_di_operand): Likewise.
2269 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
2270 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
2271 untyped_call): Likewise.
2273 2009-04-01 Matt Thomas <matt@3am-software.com>
2275 * config/vax/predicates.md: New file.
2276 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
2277 external_const_operand, nonsymbolic_operand, external_memory_operand,
2278 indirect_memory_operand, indexed_memory_operand,
2279 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
2280 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
2282 * config/vax/constraints.md: New file.
2283 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
2285 * config/vax/builtins.md: New file.
2286 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
2287 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
2289 * config/vax/vax.opt (mqmath): Add option.
2290 * config/vax/vax.md (isfx): Extend with DI.
2291 (VAXintQH, VAXintQHSD): Define.
2292 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
2293 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
2294 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
2295 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
2296 (movdi): Update constraints and use vax_output_int_move().
2297 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
2298 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
2299 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
2300 nonlocal_goto): New.
2301 (mov<mode>): Extend accepted operand types.
2302 (subdi3_old): Rename from subdi3, change update constraints and use
2303 a new implementation.
2304 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
2305 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
2306 MOVE_RATIO, CLEAR_RATIO): Define.
2307 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
2308 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
2309 (PRINT_OPERAND): Redefine using a function instead of inlined code.
2310 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
2311 (split_quadword_operands): Make static and really allow variable
2313 (print_operand_address): Update for PIC generation.
2314 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
2315 indexable_address_p, fixup_mathdi_operand,
2316 vax_expand_addsub_di_operands, adjacent_operands_p): New.
2317 (vax_float_literal, legitimate_constant_p,
2318 indirectable_constant_address_p, index_term_p,
2319 reg_plus_index_p): Return bool instead of int.
2320 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
2322 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
2324 (vax_output_conditional_branch): Indent.
2325 (legitimate_constant_address_p, indirectable_constant_address_p,
2326 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
2327 vax_mode_dependent_address_p): Return bool instead of int, update for
2329 * config/vax/vax-protos.h (legitimate_constant_address_p,
2330 legitimate_constant_p, legitimate_address_p,
2331 vax_mode_dependent_address_p): Change declaration to bool.
2332 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
2333 vax_expand_addsub_di_operands, vax_output_int_subtract,
2334 vax_output_movmemsi): Declare.
2335 (split_quadword_operands, vax_float_literal): Delete declaration.
2336 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
2337 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
2338 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
2339 ASM_OUTPUT_DWARF_PCREL): Define.
2340 (ASM_SPEC): Change definition to allow PIC generation.
2342 2009-04-01 Steve Ellcey <sje@cup.hp.com>
2344 * doc/sourcebuild.texi: Update front-end requirements.
2346 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2349 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
2350 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
2351 (booldi3_internal3): Use boolean_or_operator instead of
2354 2009-04-01 Joseph Myers <joseph@codesourcery.com>
2357 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
2358 declarator whose size is not an integer constant expression but
2359 folds to an integer constant, then treat it as a constant
2362 2009-04-01 Richard Guenther <rguenther@suse.de>
2364 * fold-const.c (fold_plusminus_mult_expr): Do not fold
2365 i * 4 + 2 to (i * 2 + 1) * 2.
2367 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2370 * c-parser.c (c_parser_asm_statement): Skip until close paren and
2371 return if c_parser_asm_string_literal returned NULL.
2373 2009-04-01 Nick Clifton <nickc@redhat.com>
2375 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
2377 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
2378 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
2379 other typedefs to avoid conflicts with libgcc2.c. Define labels
2380 to gain 16-bit bit-manipulation functions from libgcc2.c and then
2382 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
2383 to gain 16-bit trapping arithmetic functions from libgcc2.c and
2386 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
2388 * varasm.c (default_function_rodata_section): Declare DOT as
2391 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
2392 Andrey Galkin <agalkin@hypercom.com>
2395 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
2396 Make object_name unique for each process.
2398 2009-04-01 Jakub Jelinek <jakub@redhat.com>
2401 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
2402 addressable variables in the parallel that could go out of scope while
2403 running queued tasks.
2405 2009-04-01 Anatoly Sokolov <aesok@post.ru>
2407 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
2408 (CASE_VALUES_THRESHOLD): Redefine.
2409 * config/avr/avr.c (avr_override_options): Remove initialization of
2410 avr_case_values_threshold variable.
2411 (avr_case_values_threshold): Remove variable. Add new function.
2412 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
2413 * config/avr/avr.opt (mno-tablejump): Remove option.
2414 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
2416 2009-04-01 DJ Delorie <dj@redhat.com>
2418 * varasm.c (default_function_rodata_section): Don't assume
2419 anything about where the first '.' in the section name is.
2421 2009-04-01 Alan Modra <amodra@bigpond.net.au>
2423 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
2424 rs6000_emit_stack_tie.
2426 2009-03-31 Ian Lance Taylor <iant@google.com>
2428 * tree-eh.c (tree_remove_unreachable_handlers): Compare
2429 gimple_code with GIMPLE_RESX, not RESX.
2431 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2433 * c-common.c (c_get_ident): New.
2434 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2436 2009-04-01 Ben Elliston <bje@au.ibm.com>
2438 * config/rs6000/sysv4.opt (msdata): Improve option description.
2440 2009-03-31 Steve Ellcey <sje@cup.hp.com>
2442 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
2443 (divdf3_internal_lat): Remove.
2444 (divxf3_internal_lat): Remove.
2445 (divxf3_internal_thr): Remove.
2446 (divxf): Use divxf3_internal.
2447 * config/ia64/div.md (divsf3_internal_lat): New.
2448 (divdf3_internal_lat): New.
2449 (divxf3_internal): New.
2451 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2454 * Makefile.in (USE_GCC_STDINT): Define.
2455 (stmp-int-hdrs): Install stdint.h if applicable.
2456 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
2458 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
2459 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
2460 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2461 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2462 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2463 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2464 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2465 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2466 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2467 (c_common_nodes_and_builtins): Initialize
2468 underlying_wchar_type_node. Do not initialize
2469 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
2470 nodes for new types.
2471 (c_stddef_cpp_builtins): Define macros for new types.
2472 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
2474 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
2475 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
2476 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
2477 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
2478 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
2479 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
2480 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
2481 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
2482 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
2483 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
2484 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
2485 int16_type_node, int32_type_node, int64_type_node,
2486 uint8_type_node, uint16_type_node, c_uint32_type_node,
2487 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
2488 int_least32_type_node, int_least64_type_node,
2489 uint_least8_type_node, uint_least16_type_node,
2490 uint_least32_type_node, uint_least64_type_node,
2491 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
2492 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
2493 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
2494 uintptr_type_node): Define.
2495 * c-cppbuiltin.c (builtin_define_constants,
2496 builtin_define_type_minmax): New.
2497 (builtin_define_stdint_macros): Define more macros.
2498 (c_cpp_builtins): Define more limit macros.
2500 (builtin_define_type_max): Define in terms of
2501 builtin_define_type_minmax. Remove is_long parameter. All
2503 * config.gcc (use_gcc_stdint): Define.
2504 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
2505 Add newlib-stdint.h for generic targets.
2506 * config/glibc-stdint.h, config/newlib-stdint.h,
2507 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
2508 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
2509 * config/score/score.h (UINTPTR_TYPE): Define.
2510 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
2511 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
2512 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2513 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2514 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2515 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2516 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2517 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
2518 * config/spu/spu.h (STDINT_LONG32): Define.
2519 * configure.ac (use_gcc_stdint): Substitute.
2520 * configure: Regenerate.
2521 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
2522 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
2523 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
2524 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
2525 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
2526 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
2527 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
2528 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
2529 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
2530 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
2531 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
2532 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
2533 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
2534 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
2535 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
2536 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
2537 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
2538 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
2539 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
2540 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
2541 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
2542 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
2543 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
2544 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2545 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
2546 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
2547 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
2548 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2549 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
2551 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
2553 * loop-iv.c (suitable_set_for_replacement): Renamed from
2554 simplify_using_assignment; changed to return bool and to accept new
2555 args DEST and SRC. Return true iff we find a source/destination pair
2556 that can be used to make a replacement, and fill SRC and DEST if so.
2557 Remove arg ALTERED. Don't deal with altered regs here. All callers
2559 (simplify_using_initial_values): Deal with altered regs here and track
2560 more precisely the effect they have on the validity of our expression.
2562 * loop-iv.c (simplify_using_condition): A condition of the form
2563 (EQ REG CONST) can be used to simply make a substitution.
2564 (simplify_using_initial_values): Keep track of conditions we have seen
2565 and keep using them to simplify new expressions, while applying the
2566 same substitutions to them as to the expression.
2568 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2569 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
2572 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
2573 changed. Use this when trying to improve the upper bound.
2574 Generate the comparison by using simplify_gen_relational.
2576 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
2578 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
2580 (simplify_using_assignment, simplify_using_initial_values): Call
2581 replace_in_expr to make replacements. Call replace_single_def_regs
2582 once on the initial version of the expression.
2584 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2587 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
2589 2009-03-31 Richard Guenther <rguenther@suse.de>
2592 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
2593 equality comparisons. Fold C - X CMP X if C % 2 == 1.
2595 2009-03-31 Richard Guenther <rguenther@suse.de>
2597 * tree.h (div_if_zero_remainder): Declare.
2598 * fold-const.c (div_if_zero_remainder): Export.
2599 * tree-ssa-forwprop.c
2600 (forward_propagate_addr_into_variable_array_index): Handle
2601 constant array index addition outside of the variable index.
2603 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2606 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
2607 define_splits, floatunssi<mode>2): Require x87 conversions from
2608 DImode to be permitted.
2610 2009-03-31 Joseph Myers <joseph@codesourcery.com>
2612 PR preprocessor/15638
2613 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
2615 2009-03-31 Richard Guenther <rguenther@suse.de>
2619 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
2620 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
2621 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
2622 a separate statement.
2623 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
2624 (lookup_tmp_var): Likewise.
2625 (is_gimple_formal_tmp_or_call_rhs): Remove.
2626 (is_gimple_reg_or_call_rhs): Rename to ...
2627 (is_gimple_reg_rhs_or_call): ... this.
2628 (is_gimple_mem_or_call_rhs): Rename to ...
2629 (is_gimple_mem_rhs_or_call): ... this.
2630 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
2631 DECL_GIMPLE_REG_P only if is_formal is true.
2632 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
2633 for non-proper post-modify expression gimplification.
2634 (gimplify_self_mod_expr): For post-modify expressions gimplify
2635 the lvalue to a minimal lvalue.
2636 (rhs_predicate_for): Remove formal temp case.
2637 (gimplify_modify_expr_rhs): Likewise.
2638 (gimplify_addr_expr): Use is_gimple_reg.
2639 (gimplify_expr): Remove formal temp cases.
2640 (gimple_regimplify_operands): Likewise.
2641 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
2642 and FILTER_EXPR like constants.
2643 * gimple.c (walk_gimple_op): Fix val_only initialization, use
2645 (is_gimple_formal_tmp_rhs): Remove.
2646 (is_gimple_reg_rhs): Remove special casing.
2647 (is_gimple_mem_rhs): Fix.
2648 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
2649 (is_gimple_formal_tmp_var): Remove.
2650 (is_gimple_formal_tmp_reg): Likewise.
2651 (is_gimple_min_lval): Allow invariant component ref parts.
2652 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
2653 is_gimple_formal_tmp_reg): Remove declarations.
2654 * tree-cfg.c (verify_expr): Verify that variables with address
2655 taken do not have DECL_GIMPLE_REG_P set.
2656 * tree-mudflap.c (mf_build_check_statement_for): Use
2657 force_gimple_operand instead of gimplify_expr.
2659 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
2661 * modulo-sched.c (sms_schedule_by_order): Pass the actual
2662 schedulable rows to compute_split_row.
2664 2009-03-31 Ben Elliston <bje@au.ibm.com>
2667 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
2670 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2672 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
2673 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
2674 * configure: Regenerate.
2675 * config.in: Regenerate.
2676 * config/rs6000/rs6000.opt (mtls-markers): Add.
2677 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
2678 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
2679 (tls_ld_aix, tls_ld_sysv): Likewise.
2680 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
2681 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
2683 2009-03-31 Alan Modra <amodra@bigpond.net.au>
2685 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
2687 2009-03-30 Jan Hubicka <jh@suse.cz>
2689 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
2691 (tree_remove_unreachable_handlers): Cleanup EH predecestor
2692 detection and label handling.
2694 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2696 * ira-int.h (ira_allocno): Rename left_conflicts_num to
2697 left_conflicts_size.
2698 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
2699 ALLOCNO_LEFT_CONFLICTS_SIZE.
2701 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
2702 remove_allocno_from_bucket_and_push,
2703 allocno_spill_priority_compare, push_allocnos_to_stack,
2704 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2705 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
2706 (setup_allocno_left_conflicts_num): Ditto. Rename to
2707 setup_allocno_left_conflicts_size.
2708 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
2709 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
2710 setup_allocno_left_conflicts_size instead of
2711 setup_allocno_left_conflicts_num.
2713 * ira-build.c (ira_create_allocno): Use
2714 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
2715 ALLOCNO_LEFT_CONFLICTS_NUM.
2717 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
2719 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
2720 instead of DF_LR_OUT.
2722 * ira-lives.c (process_bb_node_lives): Ditto.
2724 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
2725 instead of DF_LR_{OUT,IN}.
2727 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
2729 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
2731 2009-03-30 Jan Hubicka <jh@suse.cz>
2733 * except.c (label_to_region_map): Fix thinko.
2735 2009-03-30 Steve Ellcey <sje@cup.hp.com>
2738 * tree.h (tree_find_value): New declaration.
2739 * tree.c (tree_find_value): New function.
2740 * varasm.c (assemble_external): Avoid duplicate entries on lists.
2742 2009-03-30 Jakub Jelinek <jakub@redhat.com>
2745 * c-decl.c (struct c_binding): Add locus field.
2746 (bind): Add locus argument, set locus field from it.
2747 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
2748 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
2749 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
2750 implicitly_declare, undeclared_variable, lookup_label,
2751 declare_label, c_make_fname_decl, c_builtin_function,
2752 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
2755 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2758 * config/i386/i386.c (classify_argument): Check total size of
2761 2009-03-30 Martin Jambor <mjambor@suse.cz>
2763 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
2764 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
2765 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
2768 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
2769 seen_variable_array_ref while also traversing a union.
2771 * tree-inline.c (optimize_inline_calls): Do not call
2772 cgraph_node_remove_callees.
2773 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
2774 (pass_remove_cgraph_callee_edges): New variable.
2775 * passes.c (init_optimization_passes): Add
2776 pass_remove_cgraph_callee_edges after early inlining and before all
2777 late intraprocedural passes.
2779 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
2781 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2783 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
2786 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2788 * combine.c (simplify_comparison): Use have_insn_for.
2789 * dojump.c (do_jump): Likewise.
2791 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2793 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
2794 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
2795 sparc_compare_op0 like sparc_compare_emitted used to be handled.
2796 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
2797 instead of sparc_compare_emitted.
2798 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
2799 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
2800 instead of sparc_compare_emitted.
2802 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2804 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
2805 enter/exit cfglayout mode.
2806 (pass_partition_block): Require it.
2807 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
2808 (combine_instructions): Track basic blocks instead of labels.
2809 (update_cfg_for_uncondjump): New.
2810 (try_combine): Use it. Update jumps after rescanning.
2811 (pass_combine): Require PROP_cfglayout.
2812 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
2814 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2816 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
2817 Provide/destroy PROP_cfglayout respectively.
2818 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
2819 * tree-pass.h (PROP_cfglayout): New.
2821 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
2823 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
2824 fold_convert_const_fixed_from_fixed,
2825 fold_convert_const_fixed_from_int,
2826 fold_convert_const_fixed_from_real, fold_negate_const): Do not
2827 set TREE_CONSTANT_OVERFLOW.
2828 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
2829 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
2831 2009-03-30 Ira Rosen <irar@il.ibm.com>
2833 * tree-vect-loop-manip.c: New file.
2834 * tree-vectorizer.c: Update documentation and included files.
2835 (vect_loop_location): Make extern.
2836 (rename_use_op): Move to tree-vect-loop-manip.c
2837 (rename_variables_in_bb, rename_variables_in_loop,
2838 slpeel_update_phis_for_duplicate_loop,
2839 slpeel_update_phi_nodes_for_guard1,
2840 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
2841 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
2842 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
2843 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
2844 find_loop_location): Likewise.
2845 (new_stmt_vec_info): Move to tree-vect-stmts.c.
2846 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
2847 get_vectype_for_scalar_type, vect_is_simple_use,
2848 supportable_widening_operation, supportable_narrowing_operation):
2850 (bb_in_loop_p): Move to tree-vect-loop.c.
2851 (new_loop_vec_info, destroy_loop_vec_info,
2852 reduction_code_for_scalar_code, report_vect_op,
2853 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
2854 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
2855 (vect_supportable_dr_alignment): Likewise.
2856 * tree-vectorizer.h (tree-data-ref.h): Include.
2857 (vect_loop_location): Declare.
2858 Reorganize function declarations according to the new file structure.
2859 * tree-vect-loop.c: New file.
2860 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
2861 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
2862 * tree-vect-data-refs.c: New file.
2863 * tree-vect-patterns.c (timevar.h): Don't include.
2864 * tree-vect-stmts.c: New file.
2865 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
2866 tree-vect-slp.c, tree-vect-loop.c.
2867 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
2868 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
2869 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
2870 (tree-vect-analyze.o): Remove.
2871 (tree-vect-transform.o): Likewise.
2872 (tree-vect-data-refs.o): Add rule.
2873 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
2874 tree-vect-slp.o): Likewise.
2875 (tree-vect-patterns.o): Remove redundant dependencies.
2876 (tree-vectorizer.o): Likewise.
2877 * tree-vect-slp.c: New file.
2879 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2881 * optc-gen.awk: Warn if an option flag has multiple different
2884 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
2886 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
2887 -floop-block): Document dependences on PPL, CLooG and Graphite.
2889 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2891 PR rtl-optimization/323
2892 * c-common.c (c_fully_fold, convert_and_check,
2893 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
2894 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
2895 * c-common.def (EXCESS_PRECISION_EXPR): New.
2896 * c-cppbuiltin.c (builtin_define_float_constants): Define
2897 constants with enough digits for long double.
2898 * c-lex.c (interpret_float): Interpret constant with excess
2899 precision where appropriate.
2900 * c-opts.c (c_common_post_options): Set
2901 flag_excess_precision_cmdline. Give an error for
2902 -fexcess-precision=standard for C++ for processors where the
2903 option is significant.
2904 * c-parser.c (c_parser_conditional_expression): Handle excess
2905 precision in condition.
2906 * c-typeck.c (convert_arguments): Handle arguments with excess
2908 (build_unary_op): Move excess precision outside operation.
2909 (build_conditional_expr): Likewise.
2910 (build_compound_expr): Likewise.
2911 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
2912 (build_modify_expr): Handle excess precision in RHS.
2913 (convert_for_assignment): Handle excess precision in converted
2915 (digest_init, output_init_element, process_init_element): Handle
2916 excess precision in initializer.
2917 (c_finish_return): Handle excess precision in return value.
2918 (build_binary_op): Handle excess precision in operands and add
2919 excess precision as needed for operation.
2920 * common.opt (-fexcess-precision=): New option.
2921 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
2922 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2923 For standard excess precision, output explicit conversion to and
2924 truncation from XFmode.
2925 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
2926 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
2927 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
2928 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
2929 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
2930 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
2931 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
2932 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
2933 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
2934 define_splits, sqrt<mode>2): Disable where appropriate for
2935 standard excess precision.
2936 * convert.c (convert_to_real): Do not shorten arithmetic to type
2937 for which excess precision would be used.
2938 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
2939 * doc/invoke.texi (-fexcess-precision=): Document option.
2940 (-mfpmath=): Correct index entry.
2941 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
2942 flag_excess_precision): New.
2943 * langhooks.c (lhd_post_options): Set
2944 flag_excess_precision_cmdline.
2945 * opts.c (common_handle_option): Handle -fexcess-precision=.
2946 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
2947 init_excess_precision): New.
2948 (lang_dependent_init_target): Call init_excess_precision.
2949 * tree.c (excess_precision_type): New.
2950 * tree.h (excess_precision_type): Declare.
2952 2009-03-30 Joseph Myers <joseph@codesourcery.com>
2955 * c-typeck.c (build_component_ref): Do not copy qualifiers from
2956 non-lvalue to component.
2958 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2960 PR preprocessor/34695
2961 * Makefile.in (c-opts.o): Depend on c-tree.h.
2962 * c-common.c: Move down include of diagnostic.h.
2963 (done_lexing, c_cpp_error): New.
2964 * c-common.h (done_lexing): Declare.
2965 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
2967 * c-opts.c: Include c-tree.h.
2968 (c_common_init_options): Set preprocessor error callback.
2969 (c_common_handle_option): Do not set preprocessor
2970 inhibit_warnings, warnings_are_errors, warn_system_headers,
2971 pedantic_errors or inhibit_warnings flags.
2972 (c_common_post_options): Do not check cpp_errors (parse_in).
2973 (c_common_finish): Do not output dependencies if there were
2974 errors. Do not check return value of cpp_finish.
2975 * c-ppoutput.c (pp_file_change): Set input_location.
2976 * c-tree.h (c_cpp_error): Declare.
2977 * diagnostic.c (diagnostic_set_info_translated): Also initialize
2979 (diagnostic_build_prefix): Check override_column.
2980 * diagnostic.h (diagnostic_info): Add override_column field.
2981 (diagnostic_override_column): Define.
2983 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
2985 * c-common.c (c_expand_expr, c_staticp): Remove.
2986 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
2987 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
2988 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
2989 * c-gimplify.c (gimplify_compound_literal_expr,
2990 optimize_compound_literals_in_ctor): Remove.
2991 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
2992 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
2993 * c-semantics.c (emit_local_var): Remove.
2995 * langhooks-def.h (lhd_expand_expr): Remove.
2996 * langhooks.c (lhd_expand_expr): Remove.
2997 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
2999 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
3000 handling from c-semantics.c; don't call into langhook.
3001 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
3002 * gimplify.c (gimplify_compound_literal_expr,
3003 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
3004 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
3005 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
3006 as was done in c-gimplify.c.
3007 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
3008 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
3009 Move from c-common.h.
3010 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
3012 * tree.c (staticp): Do not call langhook.
3013 * langhooks.c (lhd_staticp): Delete.
3014 * langhooks-def.h (lhd_staticp): Delete prototype.
3015 (LANG_HOOKS_STATICP): Delete.
3016 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
3018 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
3019 instead of DECL_STMTs.
3021 2009-03-29 Joseph Myers <joseph@codesourcery.com>
3029 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
3031 (fold_call_expr): Return a NOP_EXPR from folding rather than the
3032 contained expression.
3033 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
3034 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
3035 conditional expressions for C.
3036 (decl_constant_value_for_optimization): Move from
3037 decl_constant_value_for_broken_optimization in c-typeck.c. Check
3038 whether optimizing and that the expression is a VAR_DECL not of
3039 array type instead of doing such checks in the caller. Do not
3040 check pedantic. Call gcc_unreachable for C++.
3041 * c-common.def (C_MAYBE_CONST_EXPR): New.
3042 * c-common.h (c_fully_fold, c_save_expr,
3043 decl_constant_value_for_optimization): New prototypes.
3044 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3045 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3046 EXPR_INT_CONST_OPERANDS): Define.
3047 * c-convert.c (convert): Strip nops from expression.
3048 * c-decl.c (groktypename): Take extra parameters expr and
3049 expr_const_operands. Update call to grokdeclarator.
3050 (start_decl): Update call to grokdeclarator. Add statement for
3051 expressions used in type of decl.
3052 (grokparm): Update call to grokdeclarator.
3053 (push_parm_decl): Update call to grokdeclarator.
3054 (build_compound_literal): Add parameter non_const and build a
3055 C_MAYBE_COSNT_EXPR if applicable.
3056 (grokdeclarator): Take extra parameters expr and
3057 expr_const_operands. Track expressions used in declaration
3058 specifiers and declarators. Fold array sizes and track whether
3059 they are constant expressions and whether they are integer
3060 constant expressions.
3061 (parser_xref_tag): Set expr and expr_const_operands fields in
3063 (grokfield): Update call to grokdeclarator.
3064 (start_function): Update call to grokdeclarator.
3065 (build_null_declspecs): Set expr and expr_const_operands fields in
3067 (declspecs_add_type): Handle expressions in typeof specifiers.
3068 * c-parser.c (c_parser_declspecs): Set expr and
3069 expr_const_operands fields for declaration specifiers.
3070 (c_parser_enum_specifier): Likewise.
3071 (c_parser_struct_or_union_specifier): Likewise.
3072 (c_parser_typeof_specifier): Likewise. Update call to
3073 groktypename. Fold expression as needed. Return expressions with
3074 type instead of adding statements.
3075 (c_parser_attributes): Update calls to c_parser_expr_list.
3076 (c_parser_statement_after_labels): Fold expression before passing
3077 to objc_build_throw_stmt.
3078 (c_parser_condition): Fold expression.
3079 (c_parser_asm_operands): Fold expression.
3080 (c_parser_conditional_expression): Use c_save_expr. Update call
3081 to build_conditional_expr.
3082 (c_parser_alignof_expression): Update call to groktypename.
3083 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
3084 original_code. Fold expression argument of va_arg. Create
3085 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
3086 argument to va_arg. Update calls to groktypename. Fold array
3087 index for offsetof. Verify that first argument to
3088 __builtin_choose_expr has integer type.
3089 (c_parser_postfix_expression_after_paren_type): Update calls to
3090 groktypename and build_compound_literal. Handle expressions with
3091 side effects in type name.
3092 (c_parser_postfix_expression_after_primary): Update call to
3093 c_parser_expr_list. Set original_code for calls to
3094 __builtin_constant_p.
3095 (c_parser_expr_list): Take extra parameter fold_p. Fold
3096 expressions if requested.
3097 (c_parser_objc_type_name): Update call to groktypename.
3098 (c_parser_objc_synchronized_statement): Fold expression.
3099 (c_parser_objc_receiver): Fold expression.
3100 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
3101 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
3102 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
3103 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
3104 (struct c_typespec): Add elements expr and expr_const_operands.
3105 (struct c_declspecs): Add elements expr and expr_const_operands.
3106 (groktypename, build_conditional_expr, build_compound_literal):
3108 (in_late_binary_op): Declare.
3109 * c-typeck.c (note_integer_operands): New function.
3110 (in_late_binary_op): New variable.
3111 (decl_constant_value_for_broken_optimization): Move to c-common.c
3112 and rename to decl_constant_value_for_optimization.
3113 (default_function_array_conversion): Do not strip nops.
3114 (default_conversion): Do not call
3115 decl_constant_value_for_broken_optimization.
3116 (build_array_ref): Do not fold result.
3117 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
3118 result when operand is a VLA.
3119 (c_expr_sizeof_type): Update call to groktypename. Handle
3120 expressions included in type name. Use C_MAYBE_CONST_EXPR for
3121 result when operand names a VLA type.
3122 (build_function_call): Update call to build_compound_literal.
3123 Only fold result for calls to __builtin_* functions. Strip
3124 NOP_EXPR from INTEGER_CST returned from such functions. Fold
3125 the function designator.
3126 (convert_arguments): Fold arguments. Update call to
3127 convert_for_assignment.
3128 (build_unary_op): Handle increment and decrement of
3129 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
3130 decrement earlier. Fold operand of increment and decrement.
3131 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
3132 built for integer operand. Wrap returns that are INTEGER_CSTs
3133 without being integer constant expressions or that have integer
3134 constant operands without being INTEGER_CSTs.
3135 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
3136 (build_conditional_expr): Add operand ifexp_bcp. Track whether
3137 result is an integer constant expression or can be used in
3138 unevaluated parts of one and avoid folding and wrap as
3139 appropriate. Fold operands before possibly doing -Wsign-compare
3141 (build_compound_expr): Wrap result for C99 if operands can be used
3142 in integer constant expressions.
3143 (build_c_cast): Update call to digest_init. Do not ignore
3144 overflow from casting floating-point constants to integers. Wrap
3145 results that could be confused with integer constant expressions,
3146 null pointer constants or floating-point constants.
3147 (c_cast_expr): Update call to groktypename. Handle expressions
3148 included in type name.
3149 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
3150 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
3151 Update calls to convert_for_assignment.
3152 (convert_for_assignment): Take new parameter
3153 null_pointer_constant. Do not strip nops or call
3154 decl_constant_value_for_broken_optimization. Set
3155 in_late_binary_op for conversions to boolean.
3156 (store_init_value): Update call to digest_init.
3157 (digest_init): Take new parameter null_pointer_constant. Do not
3158 call decl_constant_value_for_broken_optimization. pedwarn for
3159 initializers not constant expressions. Update calls to
3160 convert_for_assignment.
3161 (constructor_nonconst): New.
3162 (struct constructor_stack): Add nonconst element.
3163 (really_start_incremental_init, push_init_level, pop_init_level):
3164 Handle constructor_nonconst and nonconst element.
3165 (set_init_index): Call constant_expression_warning for array
3167 (output_init_element): Fold value. Set constructor_nonconst as
3168 applicable. pedwarn for initializers not constant expressions.
3169 Update call to digest_init. Call constant_expression_warning
3170 where constant initializers are required.
3171 (process_init_element): Use c_save_expr.
3172 (c_finish_goto_ptr): Fold expression.
3173 (c_finish_return): Fold return value. Update call to
3174 convert_for_assignment.
3175 (c_start_case): Fold switch expression.
3176 (c_process_expr_stmt): Fold expression.
3177 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
3178 ensure statement expression is not evaluated in constant expression.
3179 (build_binary_op): Track whether results are integer constant
3180 expressions or may occur in such, disable folding and wrap results
3181 as applicable. Fold operands for -Wsign-compare warnings unless
3183 (c_objc_common_truthvalue_conversion): Handle results folded to
3184 integer constants that are not integer constant expressions.
3185 * doc/extend.texi: Document when typeof operands are evaluated,
3186 that condition of __builtin_choose_expr is an integer constant
3187 expression, and more about use of __builtin_constant_p in
3190 2009-03-29 Richard Guenther <rguenther@suse.de>
3192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
3193 propagate addresses of array references.
3195 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
3197 * regmove.c (perhaps_ends_bb_p): Remove.
3198 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
3199 from INSN and check that the main loop stays within that basic block.
3200 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
3201 (regmove_forward_pass): Split out from regmove_optimize. Use
3202 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
3203 (regmove_backward_pass): Split out from regmove_optimize. Use
3204 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
3205 (regmove_optimize): Simplify.
3207 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3210 * config/i386/i386.c (classify_argument): Ignore flexible array
3211 member in struct and warn ABI change.
3213 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
3215 * config/i386/i386-protos.h (ix86_agi_dependent): New.
3217 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
3218 (ix86_adjust_cost): Updated.
3220 2009-03-29 Jan Hubicka <jh@suse.cz>
3223 * tree-pass.h (pass_cleanup_eh): New function.
3224 (remove_unreachable_regions): Break code handling RTL
3225 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
3226 that can not be reached by runtime.
3227 (can_be_reached_by_runtime): New function.
3228 (label_to_region_map): New function.
3229 (num_eh_regions): New function.
3230 (rtl_remove_unreachable_regions): New function.
3231 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
3232 (remove_eh_region): New function.
3233 * except.h: Include sbitmap and vecprim.
3234 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
3235 num_eh_regions): Declare.
3236 * passes.c (init_optimization_passes): Schedule cleanup_eh.
3237 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
3238 * tree-eh.c (tree_remove_unreachable_handlers): New function.
3239 (tree_empty_eh_handler_p): New function.
3240 (cleanup_empty_eh): New function.
3241 (cleanup_eh): New function.
3242 (pass_cleanup_eh): New function.
3244 2009-03-29 Jan Hubicka <jh@suse.cz>
3246 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
3247 for removed regions.
3249 2009-03-29 Jan Hubicka <jh@suse.cz>
3251 * except.c (dump_eh_tree): Dump all datastructures.
3253 2009-03-29 Jan Hubicka <jh@suse.cz>
3255 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
3256 (duplicate_eh_regions_1): Likewise.
3257 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
3258 vector; call EH verification.
3259 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3260 Be ready for region being removed.
3262 2009-03-29 Jan Hubicka <jh@suse.cz>
3264 * bitmap.c (bitmap_last_set_bit): New function.
3265 * bitmap.h (bitmap_last_set_bit): Declare.
3267 2009-03-29 David Ayers <ayers@fsfe.org>
3270 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
3271 by calling objc_compare_types and surpress warnings about
3272 incompatible C pointers that are compatible ObjC pointers.
3274 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
3276 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
3277 call initialize_inline_failed.
3278 (initialize_inline_failed): Move it from here ...
3279 * cgraph.c (initialize_inline_failed): ... to here.
3280 (cgraph_create_edge): Call initialize_inline_failed rather than
3281 setting inline_failed directly.
3283 2009-03-29 Ben Elliston <bje@au.ibm.com>
3286 * sysv4.opt (msdata): Improve comment.
3287 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
3288 * sysv4.h (SVR4_ASM_SPEC): Likewise.
3290 2009-03-29 Ben Elliston <bje@au.ibm.com>
3293 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
3294 load and store attributes.
3296 2009-03-29 Ben Elliston <bje@au.ibm.com>
3298 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
3299 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
3300 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
3301 * doc/extend.texi (X86 Built-in Functions): Add index entries for
3302 __builtin_infq and __builtin_huge_valq.
3304 2009-03-28 Anatoly Sokolov <aesok@post.ru>
3306 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
3308 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3309 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
3311 2009-03-28 Xinliang David Li <davidxl@google.com>
3313 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
3314 (do_dbg_cnt): New function.
3316 2009-03-28 Jan Hubicka <jh@suse.cz>
3318 Merge from pretty-ipa:
3320 2009-03-27 Jan Hubicka <jh@suse.cz>
3322 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3323 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
3324 * passes.c (function_called_by_processed_nodes_p): New.
3325 * ipa-pure-const.c (check_call): Fix handling of operands.
3326 (analyze_function): Dump debug output for skipped bodies.
3327 (local_pure_const): Use function_called_by_processed_nodes_p.
3328 * dwarf2out.c (reference_to_unused): Use output.
3329 * passes.c (do_per_function_toporder): Likewise.
3331 2008-11-12 Jan Hubicka <jh@suse.cz>
3333 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
3334 * ipa-pure-const.c (funct_state_d): Add can throw field; make
3335 state_set_in_source enum
3336 (check_decl): Ignore memory tags; do not set fake looping flags;
3338 (check_operand, check_tree, check_rhs_var, check_lhs_var,
3339 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
3340 (check_call, analyze_function): Rewrite.
3342 (add_new_function): Update call of analyze_function.
3343 (generate_summary): Add call of analyze_function.
3344 (propagate): Propagate can_throw; handle state_set_in_source correctly.
3345 (local_pure_const): New function.
3346 (pass_local_pure_const): New pass.
3347 * ipa-inline.c (inline_transform): Set after_inlining.
3348 * tree-eh.c (stmt_can_throw_external): New.
3349 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
3350 work with aliasing built.
3351 * tree-flow.h (stmt_can_throw_external): New.
3352 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
3353 and local pure/const pass in early and late optimization queue.
3355 2009-03-28 Martin Jambor <mjambor@suse.cz>
3357 * fold-const.c (get_pointer_modulus_and_residue): New parameter
3359 (fold_binary): Allow function decl aligment consideration is the
3360 second argument is integer constant one.
3361 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
3362 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
3363 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
3365 2009-03-28 Jan Hubicka <jh@suse.cz>
3367 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
3368 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
3369 * function.h (rtl_data): Add nothrow flag.
3370 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
3371 set DECL_NOTHROW for AVAILABLE functions.
3373 2009-03-28 Jakub Jelinek <jakub@redhat.com>
3375 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
3376 following vector keyword has expansion starting with pixel or bool
3377 keyword, expand vector to __vector and pixel or bool to __pixel or
3381 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
3382 warn_if_disallowed_function_p): Removed.
3383 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
3384 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
3385 warning_if_disallowed_function_p.
3386 * flags.h (warn_if_disallowed_function_p,
3387 warn_disallowed_functions): Removed.
3388 * common.opt (Wdisallowed-function-list=): Removed.
3389 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
3391 2009-03-28 Richard Guenther <rguenther@suse.de>
3393 PR tree-optimization/38723
3394 * tree-ssa-pre.c (compute_avail): Add all default definitions to
3397 2009-03-28 Jan Hubicka <jh@suse.cz>
3399 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
3400 test introduced by my previous patch.
3402 2009-03-28 Richard Guenther <rguenther@suse.de>
3404 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
3405 the PHIs value undefined.
3407 2009-03-28 Jan Hubicka <jh@suse.cz>
3409 * tree-pass.h (pass_fixup_cfg): New pass.
3410 * ipa-inline.c (inline_transform): Set
3411 always_inline_functions_inlined/after_inlining.
3412 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
3413 (pass_fixup_cfg): New pass.
3414 * passes.c (init_optimization_passes): Add fixup_cfg.
3416 2009-03-28 Richard Guenther <rguenther@suse.de>
3418 PR tree-optimization/38458
3419 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
3420 argument use the arguments copy-of value.
3422 2009-03-28 Richard Guenther <rguenther@suse.de>
3424 PR tree-optimization/38180
3425 * tree-ssa-ccp.c (get_default_value): Simplify.
3426 (likely_value): Likewise.
3427 (surely_varying_stmt_p): Properly handle VOP case.
3428 (ccp_initialize): Likewise.
3429 (ccp_fold): Handle propagating through *&.
3430 (fold_const_aggregate_ref): Also handle decls.
3432 2009-03-28 Jan Hubicka <jh@suse.cz>
3434 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
3435 * cgraph.h (cgraph_node): Likewise.
3436 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
3437 (cgraph_reset_node): Use process flag.
3438 (cgraph_mark_functions_to_output): Likewise.
3439 (cgraph_expand_function): Likewise.
3440 (cgraph_expand_all_functions): Likewise.
3441 (cgraph_output_in_order): Likewise.
3442 * dwarf2out.c (reference_to_unused): Likewise.
3443 * passes.c do_per_function_toporder): Likewise.
3445 2009-03-28 Jan Hubicka <jh@suse.cz>
3447 Bring from lto-branch:
3449 2008-09-03 Doug Kwan <dougkwan@google.com>
3451 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
3452 enums instead of reason strings.
3453 * cgraph.c (cgraph_create_edge): Same.
3454 (cgraph_inline_failed_string): New function.
3455 * cgraph.h (cgraph_inline_failed_t): New enum type.
3456 (cgraph_inline_failed_string): New prototype.
3457 (struct cgraph_edge): Change type of INLINED_FAILED from constant
3458 char pointer to cgraph_inline_failed_t.
3459 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
3460 (cgraph_default_inline_p): Ditto.
3461 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
3462 to cgraph_inline_failed_t pointer.
3463 * cif-code.def: New file.
3464 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
3466 (cgraph_check_inline_limits): Change type of REASON to pointer to
3467 cgraph_inline_failed_t. Replace reason strings with enums.
3468 (cgraph_default_inline_p): Ditto.
3469 (cgraph_recursive_inlining_p): Ditto.
3470 (update_caller_keys): Change type of FAILED_REASON to
3471 cgraph_inline_failed_t.
3472 (cgraph_set_inline_failed): Change type of REASON to pointer to
3473 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
3474 convert enums to strings for text output.
3475 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
3476 to be of type cgraph_inline_failed_t. Replace reason strings with
3477 enums. Call cgraph_inline_failed_string to covert enums
3478 to strings for text output.
3479 (cgraph_decide_inlining): Replace reason strings with enums.
3480 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
3481 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
3483 * tree-inline.c (expand_call_inline): Change type of REASON
3484 to cgraph_inline_failed_t. Replace reason strings with enums.
3485 Call cgraph_inline_failed_string for text output.
3486 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
3489 2009-03-28 Jan Hubicka <jh@suse.cz>
3491 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
3492 cgraph_clone_node): Remove master clone handling.
3493 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3494 * cgraph.h (master_clone): Remove.
3495 (cgraph_is_master_clone, cgraph_master_clone): Remove.
3496 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
3497 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
3499 2009-03-28 Jan Hubicka <jh@suse.cz>
3501 * cgraph.c (cgraph_function_body_availability): Functions declared
3502 inline are always safe to assume that it is not going to be replaced.
3504 2009-03-28 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/38513
3507 * tree-ssa-pre.c (eliminate): Remove redundant stores.
3508 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
3509 EXC_PTR_EXPR and FILTER_EXPR.
3510 (get_ref_from_reference_ops): Likewise.
3512 2009-03-28 Richard Guenther <rguenther@suse.de>
3514 PR tree-optimization/38968
3515 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3516 Use FLOOR_MOD_EXPR to compute misalignment.
3518 2009-03-28 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/37795
3521 * tree.h (combine_comparisons): Declare.
3522 * fold-const.c (combine_comparisons): Export.
3523 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
3525 (ifcombine_iforif): Use combine_comparisons.
3527 2009-03-28 Jan Hubicka <jh@suse.cz>
3529 * tree-eh.c (inlinable_call_p): New function.
3530 (make_eh_edges): Use it.
3531 (verify_eh_edges): Use it.
3532 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
3533 * except.c (reachable_next_level): Add inlinable_function argument
3534 (sjlj_find_directly_reachable_regions): Update.
3535 (add_reachable_handler): Do not set saw_any_handlers.
3536 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
3537 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
3538 Add new inlinable call parameter.
3539 (can_throw_internal, can_throw_external): Update.
3540 * except.h (can_throw_internal_1, can_throw_external_1,
3541 foreach_reachable_handler): Update declaration.
3543 2009-03-28 Joseph Myers <joseph@codesourcery.com>
3545 * config/arm/t-arm-coff, config/h8300/coff.h,
3546 config/i386/i386-aout.h, config/i386/i386-coff.h,
3547 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
3548 config/pdp11/2bsd.h, config/rs6000/aix41.h,
3549 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
3550 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
3551 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
3552 sys-types.h: Remove.
3553 * Makefile.in: Remove protoize and fixproto support and references
3555 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
3556 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
3558 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
3559 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
3560 unprotoize$(exeext).
3561 (rest.encap): Don't depend on $(STMP_FIXPROTO)
3562 (.PHONY): Don't depend on proto.
3563 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
3564 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
3565 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
3566 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
3567 build/gen-protos.o, build/scan.o, xsys-protos.h,
3568 build/fix-header$(build_exeext), build/fix-header.o,
3569 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
3570 stmp-install-fixproto): Remove.
3571 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
3572 SYSCALLS.c or fixproto files.
3573 (install-common): Don't install protoize.
3574 (install-headers-tar, install-headers-cpio, install-headers-cp):
3575 Don't depend on $(STMP_FIXPROTO).
3576 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
3577 install fixproto files or write out fixproto settings.
3578 (uninstall): Don't uninstall protoize.
3579 * config.gcc (use_fixproto): Remove.
3580 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
3581 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
3582 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
3583 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
3584 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
3585 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
3586 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
3587 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
3588 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
3589 * config/t-vxworks (STMP_FIXPROTO): Remove.
3590 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
3591 STMP_FIXPROTO): Remove.
3592 * config.in, configure: Regenerate.
3593 * crtstuff.c (gid_t, uid_t): Don't undefine.
3594 * doc/install.texi: Change m68k-coff to m68k-elf in example.
3595 (arm-*-coff, arm-*-aout: Remove target entries.
3596 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
3597 Remove mention of AIX 4.1.
3598 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
3599 * doc/invoke.texi (Running Protoize): Remove.
3600 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
3601 (Protoize Caveats): Remove.
3602 * tsystem.h: Update comments on headers assumed to exist.
3604 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
3606 * genautomata.c: Add a new year to the copyright. Add a new
3608 (struct insn_reserv_decl): Add comments for member bypass_list.
3609 (find_bypass): Remove.
3610 (insert_bypass): New.
3611 (process_decls): Use insert_bypass.
3612 (output_internal_insn_latency_func): Output all bypasses with the
3613 same input insn in one switch case.
3615 * rtl.def (define_bypass): Describe bypass choice.
3616 * doc/md.texi (define_bypass): Ditto.
3618 2009-03-27 Richard Guenther <rguenther@suse.de>
3620 * gimplify.c (mark_addressable): Export.
3621 * tree-flow.h (mark_addressable): Declare.
3622 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
3623 * tree-ssa.c (verify_phi_args): Verify that address taken
3624 variables have TREE_ADDRESSABLE set.
3626 2009-03-27 Richard Guenther <rguenther@suse.de>
3628 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
3629 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
3630 Do not mark decls TREE_ADDRESSABLE.
3631 (build_fold_addr_expr): Adjust.
3632 (fold_addr_expr): Remove.
3633 (fold_unary): Use build_fold_addr_expr.
3634 (fold_comparison): Likewise.
3635 (split_address_to_core_and_offset): Likewise.
3636 * coverage.c (tree_coverage_counter_addr): Mark the array decl
3638 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
3639 (gimplify_modify_expr_to_memcpy): Mark source and destination
3641 * omp-low.c (create_omp_child_function): Mark the object decl
3643 (lower_rec_input_clauses): Mark the var we take the address of
3645 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
3647 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3650 * cfgexpand.c (expand_one_stack_var_at): Change alignment
3651 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
3653 2009-03-27 Richard Guenther <rguenther@suse.de>
3655 PR tree-optimization/39120
3656 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
3658 (handle_lhs_call): Process return constraints. Add escape
3659 constraints if necessary.
3660 (handle_const_call): Fill out return constraints. Make nested
3661 case more precise. Avoid consttmp if possible.
3662 (handle_pure_call): Fill out return constraints. Avoid
3663 callused if possible.
3664 (find_func_aliases): Simplify call handling.
3666 2009-03-27 Richard Guenther <rguenther@suse.de>
3668 PR tree-optimization/39120
3669 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
3670 as a representative.
3671 (solve_graph): Do propagate CALLUSED.
3672 (handle_pure_call): Use a scalar constraint from CALLUSED for
3674 (find_what_p_points_to): CALLUSED shall not appear in poins-to
3677 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3680 * c-common.c (handle_aligned_attribute): Properly check alignment
3681 overflow. Use (1U << i) instead of (1 << i).
3683 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
3685 * expr.h (get_mem_align_offset): Updated.
3687 * tree.h (tree_decl_common): Change align to "unsigned int" and
3688 move it before pointer_alias_set.
3690 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3691 Jakub Jelinek <jakub@redhat.com>
3694 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
3695 gr_register_operand with gr_reg_or_0_operand.
3696 (cmpxchg_rel_di): Likewise.
3697 (sync_lock_test_and_set<mode>): Likewise.
3699 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3701 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
3702 (true_regnum): Likewise.
3704 * rtlanal.c (subreg_info): Moved to ...
3705 * rtl.h (subreg_info): Here. New.
3706 (subreg_get_info): New.
3708 * rtlanal.c (subreg_get_info): Make it extern.
3710 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3713 * config/i386/i386.c (ix86_abi): New.
3714 (override_options): Handle -mabi=.
3715 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
3716 (ix86_call_abi_override): Likewise.
3717 (init_cumulative_args): Likewise.
3718 (function_arg_advance): Likewise.
3719 (function_arg_64): Likewise.
3720 (function_arg): Likewise.
3721 (ix86_pass_by_reference): Likewise.
3722 (ix86_function_value_regno_p): Likewise.
3723 (ix86_build_builtin_va_list_abi): Likewise.
3724 (setup_incoming_varargs_64): Likewise.
3725 (is_va_list_char_pointer): Likewise.
3726 (ix86_init_machine_status): Likewise.
3727 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
3728 (ix86_function_type_abi): Return enum calling_abi. Rewrite
3729 for 64bit. Replace DEFAULT_ABI with ix86_abi.
3730 (ix86_function_abi): Make it static and return enum calling_abi.
3731 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
3733 (ix86_fn_abi_va_list): Updated.
3735 * config/i386/i386.h (ix86_abi): New.
3736 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
3737 (CONDITIONAL_REGISTER_USAGE): Likewise.
3738 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
3739 (machine_function): Likewise.
3741 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
3743 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
3744 (STACK_BOUNDARY): Likewise.
3745 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
3747 * config/i386/i386.opt (mabi=): New.
3749 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
3750 return enum calling_abi.
3751 (ix86_function_type_abi): Likewise.
3752 (ix86_function_abi): Removed.
3754 * doc/invoke.texi: Document -mabi= option for x86.
3756 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3758 * builtins.c (real_dconstp): Delete.
3759 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
3761 2009-03-27 Dodji Seketeli <dodji@redhat.com>
3762 Jakub Jelinek <jakub@redhat.com>
3765 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
3766 (gen_subprogram_die): When a function is explicit, generate the
3767 DW_AT_explicit attribute.
3768 * langhooks.h (struct lang_hooks_for_decls): Add
3769 function_decl_explicit_p langhook.
3770 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
3771 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
3773 2009-03-27 Jakub Jelinek <jakub@redhat.com>
3775 * builtins.c (fold_builtin_memory_op): Optimize memmove
3776 into memcpy if we can prove source and destination don't overlap.
3778 * tree-inline.c: Include gt-tree-inline.h.
3779 (clone_fn_id_num): New variable.
3780 (clone_function_name): New function.
3781 (tree_function_versioning): Use it.
3782 * Makefile.in (GTFILES): Add tree-inline.c.
3784 2009-03-27 Mark Mitchell <mark@codesourcery.com>
3786 * BASE-VER: Change to 4.5.0.
3788 2009-03-27 Xinliang David Li <davidxl@google.com>
3790 PR tree-optimization/39557
3791 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
3793 2009-03-27 Xinliang David Li <davidxl@google.com>
3795 PR tree-optimization/39548
3796 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
3799 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3801 * c-common.c (pointer_int_sum): Use %wd on return from
3804 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
3806 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
3807 on return from tree_low_cst.
3809 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
3812 * ginclude/stdarg.h (va_copy): Define also for
3813 __GXX_EXPERIMENTAL_CXX0X__.
3815 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3818 * builtins.h (c_strlen): Do not warn here.
3819 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3820 * c-common.c (pointer_int_sum): Take an explicit location.
3821 Warn about offsets out of bounds.
3822 * c-common.h (pointer_int_sum): Adjust declaration.
3824 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3826 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
3829 2009-03-26 Jakub Jelinek <jakub@redhat.com>
3832 * opts.c (warn_if_disallowed_function_p): Don't assume
3833 get_callee_fndecl must return non-NULL.
3835 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
3837 PR rtl-optimization/39522
3838 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
3839 when reg_reloaded_valid is set.
3841 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3843 * config/spu/divv2df3.c: New file.
3844 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
3845 (DPBIT_FUNCS): Filter out _div_df.
3847 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
3849 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
3850 a jump insn, count that jump in the distance to the loop start.
3852 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
3855 * config/sh/sh.c (calc_live_regs): Fix condition for global
3856 registers except PIC_OFFSET_TABLE_REGNUM.
3858 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
3861 * doc/invoke.texi (-mconsole): New.
3865 (-mnop-fun-dllimport): New.
3869 (sub section "i386 and x86-64 Windows Options"): New.
3871 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
3873 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
3874 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
3876 2009-03-25 Richard Guenther <rguenther@suse.de>
3879 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
3882 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
3884 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
3885 neither of haifa/selective schedulers are working.
3887 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3889 * doc/invoke.texi (Debugging Options): Fix description of
3890 -fno-merge-debug-strings.
3892 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
3894 * config/cris/libgcc.ver: New version-script.
3895 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
3897 * configure.ac <GAS features, nop mnemonic>: Add pattern
3898 crisv32-*-* for "nop".
3899 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
3900 * configure: Regenerate.
3902 2009-03-24 Ira Rosen <irar@il.ibm.com>
3904 PR tree-optimization/39529
3905 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3906 mark_sym_for_renaming for the tag copied to the new vector
3909 2009-03-24 Arthur Loiret <aloiret@debian.org>
3911 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
3912 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
3913 EXTRA_SPEC_FUNCTIONS.
3914 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
3915 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
3916 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
3917 -march and -mtune options.
3919 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
3921 * config/m68k/t-rtems: Add m5329 multilib.
3923 2009-03-24 Dodji Seketeli <dodji@redhat.com>
3924 Jakub Jelinek <jakub@redhat.com>
3927 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
3930 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3933 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
3934 instead of c_parser_expression_conv, if original_code isn't one of the
3935 4 allowed comparison codes, fail.
3937 2009-03-23 Richard Guenther <rguenther@suse.de>
3939 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
3940 * tree.h (struct tree_type): Likewise.
3941 * reload.h (struct insn_chain): Likewise.
3942 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
3943 * function.h (struct function): Likewise.
3944 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
3946 2009-03-23 Jakub Jelinek <jakub@redhat.com>
3948 PR tree-optimization/39516
3949 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
3951 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
3953 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
3954 should be set true if BITS_PER_WORD of target is bigger than 32
3956 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
3958 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
3959 Translate -B-options to -rpath-link. Correct existing
3960 rpath-link and conditionalize on !nostdlib.
3962 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3964 * doc/extend.texi (Function Attributes, Variable Attributes):
3966 * doc/invoke.texi (Debugging Options, Optimize Options)
3967 (i386 and x86-64 Options, MCore Options): Likewise.
3969 2009-03-20 Jakub Jelinek <jakub@redhat.com>
3972 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
3973 it for block local namespace aliases.
3974 (gen_decl_die): Pass context_die to gen_namespace_die.
3976 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3979 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
3980 minimum or maximum value.
3982 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
3984 * reginfo.c (globalize_reg): Recompute derived reg sets.
3986 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
3989 * libgcc2.c (mprotect): Do not use signed arguments for
3990 VirtualProtect, use DWORD arguments. Also fix the 'may
3991 be used uninitialized' warning for the np variable.
3993 2009-03-19 Jakub Jelinek <jakub@redhat.com>
3996 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
3997 functions using regparm calling conventions when not optimizing.
3998 (ix86_function_sseregparm): Similarly for sseregparm calling
4001 2009-03-19 Li Feng <nemokingdom@gmail.com>
4004 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
4005 dependence if the first conflict is after niter iterations.
4007 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
4010 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
4011 functions with dynamic stack-pointer adjustments.
4013 2009-03-19 Ben Elliston <bje@au.ibm.com>
4015 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
4016 option; change to -msdata=data.
4018 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4020 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
4023 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
4026 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
4028 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
4030 * doc/invoke.texi (Code Gen Options): Expand discussion of
4033 2009-03-18 Jakub Jelinek <jakub@redhat.com>
4035 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
4036 * matrix-reorg.c (struct matrix_info): Likewise.
4037 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
4038 * rtl.h (struct mem_attrs): Likewise.
4039 * df.h (struct df): Likewise.
4040 * tree-data-ref.h (struct data_dependence_relation): Likewise.
4041 * ira-int.h (struct ira_allocno): Likewise.
4042 * df-scan.c (struct df_collection_rec): Likewise.
4043 * ira.c (struct equivalence): Likewise.
4044 * function.c (struct temp_slot): Likewise.
4045 * cfgloop.h (struct loop): Likewise.
4048 * function.c (use_register_for_decl): When not optimizing, disregard
4049 register keyword for variables with types containing methods.
4051 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
4054 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
4055 (is_simple_operand): Call contains_component_ref_p before calling data
4056 reference analysis that would fail on COMPONENT_REFs.
4058 * tree-vrp.c (search_for_addr_array): Fix formatting.
4060 2009-03-18 Richard Guenther <rguenther@suse.de>
4062 * tree-vect-transform.c (vect_loop_versioning): Fold the
4063 generated comparisons.
4064 * tree-vectorizer.c (set_prologue_iterations): Likewise.
4065 (slpeel_tree_peel_loop_to_edge): Likewise.
4067 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4070 * opts.c (print_specific_help): In addition to `undocumented',
4071 accept `separate' and `joined' flags if passed alone. Describe
4072 output by the first matched one of those.
4073 (common_handle_option): Skip over empty strings.
4074 * gcc.c (display_help): Fix help string for `--help='.
4075 * doc/invoke.texi (Option Summary, Overall Options): With
4076 `--help=', classes and qualifiers can both be repeated, but
4077 only the latter can be negated. One should not pass only
4078 negated qualifiers. Fix markup and examples.
4081 2008-10-14 Jakub Jelinek <jakub@redhat.com>
4083 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
4084 and -fhelp=separate.
4086 2009-03-17 Jing Yu <jingyu@google.com>
4089 * function.h (struct rtl_data): Move is_thunk from here...
4090 (struct function): ...to here.
4091 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
4092 * varasm.c (assemble_start_function): Change is_thunk from crtl to
4094 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
4096 (alpha_does_function_need_gp, alpha_start_function): Likewise.
4097 (alpha_output_function_end_prologue): Likewise.
4098 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
4099 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
4100 (rs6000_output_function_epilogue): Likewise.
4101 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4103 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
4106 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
4107 from different units in a single alternative.
4108 (*truncdfsf_i387): Ditto.
4109 (*truncxfsf2_mixed): Ditto.
4110 (*truncxfdf2_mixed): Ditto.
4112 2009-03-17 Jakub Jelinek <jakub@redhat.com>
4114 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
4115 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
4118 * tree-ssa-live.c (remove_unused_locals): Don't remove local
4119 unused non-artificial variables when not optimizing.
4122 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
4123 DW_TAG_imported_module even if decl is IMPORTED_DECL with
4124 NAMESPACE_DECL in its DECL_INITIAL.
4127 * optabs.c (set_user_assembler_libfunc): New function.
4128 * expr.h (set_user_assembler_libfunc): New prototype.
4129 * c-common.c: Include libfuncs.h.
4130 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
4131 for memcmp, memset, memcpy, memmove and abort.
4132 * Makefile.in (c-common.o): Depend on libfuncs.h.
4135 * dwarf2out.c (gen_inlined_enumeration_type_die,
4136 gen_inlined_structure_type_die, gen_inlined_union_type_die,
4137 gen_tagged_type_instantiation_die): Removed.
4138 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
4141 2009-03-17 Janis Johnson <janis187@us.ibm.com>
4144 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
4146 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
4147 (check-parallel-%): Ditto.
4148 (check-consistency): Ditto.
4150 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
4152 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
4153 local variable rhs by NULL_TREE.
4155 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4158 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
4160 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4163 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
4165 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
4168 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
4169 for ms->sysv ABI calls only in 64bit mode.
4171 * config/i386/i386.md (untyped_call): Support 32bit.
4173 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
4175 * doc/extend.texi: Replace x86_65 with x86_64.
4177 2009-03-16 Jakub Jelinek <jakub@redhat.com>
4179 PR tree-optimization/39455
4180 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
4181 mismatches for POINTER_TYPE_P (type).
4182 (number_of_iterations_le): Likewise.
4184 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4186 * config/picochip/picochip.c: Removed profiling support.
4187 * config/picochip/picochip.md: Removed profiling instruction.
4188 * config/picochip/picochip.h: Removed profiling builtin.
4190 2009-03-16 Joseph Myers <joseph@codesourcery.com>
4192 * doc/install.texi (--with-host-libstdcxx): Document.
4194 2009-03-14 Anatoly Sokolov <aesok@post.ru>
4197 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
4198 generate a warning if the function name does not begin with
4199 "__vector" and the function has either the 'signal' or 'interrupt'
4200 attribute, from here to ...
4201 (avr_declare_function_name): ...here. New function.
4202 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
4203 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
4205 2009-03-14 Jakub Jelinek <jakub@redhat.com>
4208 * cse.c (fold_rtx): Don't modify original const_arg1 when
4209 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
4210 separate variable instead.
4211 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
4212 from out of range shift counts.
4213 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
4215 2008-03-13 Catherine Moore <clm@codesourcery.com>
4217 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
4218 diagnostic.h with $(DIAGNOSTIC_H).
4220 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4223 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
4225 * config/i386/sync.md (sync_compare_and_swap<mode>,
4226 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
4227 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
4229 (sync_double_compare_and_swapdi_pic,
4230 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
4231 cmpxchg8b_pic_memory_operand instead of just memory_operand.
4233 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4236 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
4238 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4241 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4242 (avx_addsubv4df3): Likewise.
4243 (*avx_addsubv4sf3): Likewise.
4244 (sse3_addsubv4sf3): Likewise.
4246 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
4249 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
4251 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
4254 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
4255 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
4256 registers for allocnos created from user-defined variables.
4258 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4261 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
4262 of non-integer mode as well.
4264 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
4266 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
4267 for functions for which the parameter types are unknown.
4269 2009-03-11 Jakub Jelinek <jakub@redhat.com>
4272 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
4273 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
4274 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
4275 * config/i386/i386.c (ix86_local_alignment): For
4276 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
4277 long long variables on the stack to avoid dynamic realignment.
4278 Allow the first argument to be a decl rather than type.
4279 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
4281 2009-03-11 Nick Clifton <nickc@redhat.com>
4284 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
4286 Add description to mno-lsim option.
4287 * config/mcore/mcore.h: Remove comment about deprecated m4align
4289 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
4290 * doc/invoke.texi: Add description of mno-lsim and
4291 mstack-increment options.
4293 * config/fr30/fr30.opt: Document the -mno-lsim option.
4294 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
4295 and -mno-lsim options.
4297 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4299 * fold-const.c (fold_comparison): Only call fold_inf_compare
4300 if the mode supports infinities.
4302 2009-03-11 Jason Merrill <jason@redhat.com>
4305 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
4306 end already did. Notice GIMPLE_CALL modifications of the result.
4307 Don't copy debug information from an ignored decl or a decl from
4310 2009-03-10 Richard Guenther <rguenther@suse.de>
4311 Nathan Froyd <froydnj@codesourcery.com>
4314 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
4315 (__divMODE3): Likewise.
4317 2009-03-09 Jakub Jelinek <jakub@redhat.com>
4319 PR tree-optimization/39394
4320 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
4321 DECL_SIZE_UNIT of variable length FIELD_DECLs.
4323 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4325 * recog.c (verfiy_changes): Disallow renaming of hard regs in
4326 inline asms for register asm ("") declarations.
4328 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
4330 * fold-const.c (fold_unary): Fix comment.
4332 2009-03-07 Jan Hubicka <jh@suse.cz>
4335 * tree-inline.c (setup_one_parameter): Do replacement of const
4336 argument by constant in SSA form.
4338 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4341 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
4342 determine alignment passed to assign_stack_local.
4343 (assign_parms_unsplit_complex): Likewise.
4344 * except.c (sjlj_build_landing_pads): Likewise.
4346 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4349 * tree-flow.h (add_referenced_var): Return bool instead of void.
4350 * tree-dfa.c (add_referenced_var): Return result of
4351 referenced_var_check_and_insert call.
4352 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
4353 of referenced_var_check_and_insert.
4356 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
4357 (gen_variable_die): Emit DW_AT_location on abstract static variable's
4358 DIE, don't emit it if abstract origin already has it.
4359 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
4360 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
4362 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4364 * genpreds.c (needs_variable): Fix parentheses at variable name
4366 (write_tm_constrs_h): Indent generated code.
4368 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4370 * doc/extend.texi (Function Attributes): Add documentation
4373 2009-03-06 Jakub Jelinek <jakub@redhat.com>
4376 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
4377 take locus from its DECL_SOURCE_LOCATION instead of input_location.
4379 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4381 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
4384 2009-03-05 Jakub Jelinek <jakub@redhat.com>
4387 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
4388 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
4390 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
4392 * config/i386/i386.md (R8_REG, R9_REG): New constants.
4393 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
4394 constants instead of magic numbers.
4395 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4397 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
4398 (x86_64_ms_abi_int_parameter_registers): Ditto.
4399 (x86_64_int_return_registers): Ditto.
4400 (ix86_maybe_switch_abi): Ditto.
4401 (ix86_expand_call): Ditto for clobbered_registers array.
4402 (ix86_hard_regno_mode_ok): Ditto.
4403 (x86_extended_QIreg_mentioned_p): Ditto.
4405 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
4407 PR tree-optimization/39349
4408 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
4410 * combine.c (gen_lowpart_for_combine): Use omode when generating
4413 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
4415 PR rtl-optimization/39235
4416 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
4418 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4420 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
4422 2009-03-04 Richard Guenther <rguenther@suse.de>
4424 PR tree-optimization/39362
4425 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
4426 that occur in abnormal PHIs should be varying.
4428 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
4430 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
4432 (simple_iv): Take loop as an argument instead of statement.
4433 * tree-scalar-evolution.h (simple_iv): Declaration changed.
4434 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
4436 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
4438 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
4439 * matrix-reorg.c (analyze_transpose): Ditto.
4440 * tree-data-ref.c (dr_analyze_innermost): Ditto.
4441 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4442 * tree-predcom.c (ref_at_iteration): Ditto.
4443 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
4445 2009-03-04 Richard Guenther <rguenther@suse.de>
4447 PR tree-optimization/39358
4448 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
4449 escaped_id and callused_id.
4450 (solve_graph): Likewise.
4452 2009-03-04 Richard Guenther <rguenther@suse.de>
4454 PR tree-optimization/39339
4455 * tree-sra.c (try_instantiate_multiple_fields): Make it
4456 no longer ICE on the above.
4458 2009-03-03 Joseph Myers <joseph@codesourcery.com>
4460 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
4461 that fits within Pmode.
4463 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4466 * tm.texi (LIBCALL_VALUE): Update description.
4468 2009-03-03 Steve Ellcey <sje@cup.hp.com>
4471 * doc/extend.texi (section): Update description.
4473 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
4476 * tree-inline.c (remapped_type): New.
4477 (can_be_nonlocal): Call remapped_type instead of remap_type.
4479 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4482 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
4483 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
4485 2009-03-03 Richard Guenther <rguenther@suse.de>
4488 * tree.c (tree_nonartificial_location): New function.
4489 * tree.h (tree_nonartificial_location): Declare.
4490 * builtins.c (expand_builtin_memory_chk): Provide location
4491 of the call location for artificial function pieces.
4492 (maybe_emit_chk_warning): Likewise.
4493 (maybe_emit_sprintf_chk_warning): Likewise.
4494 (maybe_emit_free_warning): Likewise.
4495 * expr.c (expand_expr_real_1): Likewise.
4497 2009-03-03 Jakub Jelinek <jakub@redhat.com>
4499 PR tree-optimization/39343
4500 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
4501 COMPONENT_REF t has ARRAY_TYPE.
4503 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
4506 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
4507 when the type precision of the induction variable should be
4508 larger than the type precision of nit.
4509 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
4510 * graphite.c (graphite_loop_normal_form): Same.
4511 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
4513 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4515 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
4516 (*call_1_rex64_ms_sysv): Use named constants instead of magic
4517 numbers to describe clobbered registers.
4518 (*call_value_0_rex64_ms_sysv): Ditto.
4519 * config/i386/mmx.md (mmx_emms): Ditto.
4522 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
4524 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
4527 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4529 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
4530 (spu_section_type_flags): New function.
4532 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
4534 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
4535 reg_class_contents of FLOAT_REGS into a temporary.
4537 2009-03-02 Richard Guenther <rguenther@suse.de>
4538 Ira Rosen <irar@il.ibm.com>
4540 PR tree-optimization/39318
4541 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
4542 information to the vectorized statement.
4544 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
4546 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
4547 variable. Use defined names instead of magic constants for REX SSE
4550 2009-03-01 Richard Guenther <rguenther@suse.de>
4552 PR tree-optimization/39331
4553 * omp-low.c (lower_send_shared_vars): Do not receive new
4554 values for the reference of DECL_BY_REFERENCE parms or results.
4556 2009-03-01 Jan Hubicka <jh@suse.cz>
4559 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
4560 BLOCK_NONLOCALIZED_VAR): New macros.
4561 (tree_block): Add nonlocalized_vars.
4562 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
4563 gen_decl_die): Add origin argument. Allow generation of die with
4564 origin at hand only.
4565 (gen_member_die, gen_type_die_with_usage, force_decl_die,
4566 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
4568 (gen_block_die): Fix checking for unused blocks.
4569 (process_scope_var): Break out from .... ; work with origins only.
4570 (decls_for_scope) ... here; process nonlocalized list.
4571 (dwarf2out_ignore_block): Look for nonlocalized vars.
4572 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
4574 (dump_scope_block): Dump them.
4575 * tree-inline.c (remap_decls): Handle nonlocalized vars.
4576 (remap_block): Likewise.
4577 (can_be_nonlocal): New predicate.
4578 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
4580 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4582 * configure: Regenerate.
4584 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4586 * optc-gen.awk: No need to duplicate option flags twice.
4587 Reuse help texts for duplicate options which do not have any.
4589 * gcc.c (display_help): Document --version.
4591 * gcc.c (main): If print_help_list and verbose_flag, ensure
4592 driver output comes before subprocess output.
4594 * optc-gen.awk: Assign all remaining fields to help string,
4595 space-separated, for multi-line help in *.opt.
4597 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
4598 -Wno-pedantic-ms-format is for MinGW targets only.
4600 * doc/options.texi (Option file format): Fix bad indentation,
4601 restoring dropped sentence.
4603 2009-02-28 Jan Hubicka <jh@suse.cz>
4605 * tree-inline.c (tree_function_versioning): Output debug info.
4607 2009-02-28 Jan Hubicka <jh@suse.cz>
4610 * tree-inline.c (setup_one_parameter): Do not copy propagate
4611 arguments when not optimizing.
4613 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
4616 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
4617 (avx_addsubv4df3): Likewise.
4618 (*avx_addsubv4sf3): Likewise.
4619 (sse3_addsubv4sf3): Likewise.
4620 (*avx_addsubv2df3): Likewise.
4621 (sse3_addsubv2df3): Likewise.
4622 (avx_unpckhps256): Correct item selectors.
4623 (avx_unpcklps256): Likewise.
4624 (avx_unpckhpd256): Likewise.
4625 (avx_unpcklpd256): Likewise.
4627 2009-02-28 Jan Hubicka <jh@suse.cz>
4629 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
4631 (copy_arguments_for_versioning): If var is declared don't declare it.
4632 (tree_function_versioning): First setup substitutions and then copy
4635 2009-02-27 Jan Hubicka <jh@suse.cz>
4638 * cgraph.h (varpool_output_debug_info): Remove.
4639 * cgraphunit.c (varpool_output_debug_info): Remove.
4640 * dwarf2out.c (deferred_locations_struct): New struct
4641 (deferred_locations): New type.
4642 (deferred_locations_list): New static var.
4643 (deffer_location): New function.
4644 (gen_variable_die): Use it.
4645 (decls_for_scope): Output info on local static vars.
4646 (dwarf2out_finish): Process deferred locations.
4647 * varpool.c (varpool_output_debug_info): Remove.
4649 2009-02-27 Jan Hubicka <jh@suse.cz>
4652 * tree.h (TREE_PROTECTED): Fix comment.
4653 (BLOCK_HANDLER_BLOCK): Remove.
4654 (struct tree_block): Remove handler_block add body_block.
4655 (inlined_function_outer_scope_p): New.
4656 (is_body_block): Remove.
4657 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
4658 * dwarf2out.c (is_inlined_entry_point): Remove.
4659 (add_high_low_attributes): Use inlined_function_outer_scope_p.
4660 (gen_block_die): Use is_inlined_entry_point check. Remove body block
4662 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
4663 * gimplify.c (gimplify_expr): Gimplify body blocks.
4664 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
4665 block with multiple subblocks.
4666 (dump_scope_block): Prettier output; dump more flags and info.
4667 (dump_scope_blocks): New.
4668 (remove_unused_locals): Use dump_scope_blocks.
4669 * tree-flow.h (dump_scope_blocks): Declare.
4670 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
4671 * stmt.c (is_body_block): Remove.
4672 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
4673 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
4675 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
4678 * graphite.c (graphite_loop_normal_form): Do not call
4679 number_of_iterations_exit from a gcc_assert.
4681 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4683 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
4684 jumps if COND is NULL.
4685 (find_cond_jump): New function.
4686 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
4687 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
4689 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
4691 * config/alpha/alpha.h (alpha_expand_mov): Return false if
4692 force_const_mem returns NULL_RTX.
4694 2009-02-26 Jan Hubicka <jh@suse.cz>
4697 * cgraph.h (varpool_output_debug_info): Remove.
4698 * cgraphunit.c (varpool_output_debug_info): Remove.
4699 * dwarf2out.c (deferred_locations_struct): New struct
4700 (deferred_locations): New type.
4701 (deferred_locations_list): New static var.
4702 (deffer_location): New function.
4703 (gen_variable_die): Use it.
4704 (decls_for_scope): Output info on local static vars.
4705 (dwarf2out_finish): Process deferred locations.
4706 * varpool.c (varpool_output_debug_info): Remove.
4708 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
4710 PR rtl-optimization/39241
4711 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
4712 to subreg_offset_representable_p.
4714 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4716 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
4717 execute function prototype. Get f and nregs from max_reg_num
4718 and get_insns. Remove the first backward pass as it's dead,
4719 guard the forward pass by flag_expensive_optimizations.
4720 (rest_of_handle_regmove): Delete.
4721 (pass_regmove): Replace it with regmove_optimize.
4723 2009-02-25 Martin Jambor <mjambor@suse.cz>
4725 PR tree-optimization/39259
4726 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
4727 calls_alloca function flags.
4728 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
4731 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
4733 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
4734 flags_set_1_rtx, flags_set_1_set): Delete.
4735 (regmove_optimize): Do not call mark_flags_life_zones.
4737 2009-02-24 Julian Brown <julian@codesourcery.com>
4740 * config/arm/arm.c (require_pic_register): Only set
4741 cfun->machine->pic_reg once per function.
4743 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
4745 * doc/invoke.texi (Link Options): Document an easier way to pass
4746 options that take arguments to the GNU linker using -Xlinker and -Wl.
4748 2009-02-24 Steve Ellcey <sje@cup.hp.com>
4751 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
4753 2009-02-24 Richard Guenther <rguenther@suse.de>
4756 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
4758 2009-02-24 Richard Guenther <rguenther@suse.de>
4759 Zdenek Dvorak <ook@ucw.cz>
4761 PR tree-optimization/39233
4762 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
4763 from converting them to a generic type.
4765 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
4767 PR tree-optimization/39260
4768 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
4769 contains a condition with a real type.
4770 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
4772 2009-02-23 Jason Merrill <jason@redhat.com>
4775 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
4776 narrowing_initializer_constant_valid_p.
4777 (narrowing_initializer_constant_valid_p): Don't return
4778 null_pointer_node for adding a pointer to itself.
4780 2009-02-23 Jan Hubicka <jh@suse.cz>
4783 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
4786 2009-02-23 Jan Hubicka <jh@suse.cz>
4788 PR tree-optimization/37709
4789 * tree.c (block_ultimate_origin): Move here from dwarf2out.
4790 * tree.h (block_ultimate_origin): Declare.
4791 * dwarf2out.c (block_ultimate_origin): Move to tree.c
4792 * tree-ssa-live.c (remove_unused_scope_block_p):
4793 Eliminate blocks containig no instructions nor live variables nor
4795 (dump_scope_block): New function.
4796 (remove_unused_locals): Enable removal of dead blocks by default;
4797 enable dumping at TDF_DETAILS.
4799 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4801 * config/i386/i386.c (classify_argument): Don't allow COImode
4803 (function_arg_advance_32): Don't allow OImode.
4804 (function_arg_32): Likewise.
4805 (function_value_32): Likewise.
4806 (return_in_memory_32): Likewise.
4807 (function_arg_64): Remove OImode comment.
4809 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4812 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4813 ix86_expand_vector_set for V4DImode in 64bit mode only.
4814 (ix86_expand_vector_init_one_var): Likewise.
4816 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
4818 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
4820 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4823 * loop-iv.c: Revert last change.
4824 * emit-rtl.c: Likewise.
4826 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
4829 * config/i386/i386.c (type_natural_mode): Remove an extra
4830 space in the warning message.
4831 (function_value_32): Handle 32-byte vector modes.
4832 (return_in_memory_32): Likewise.
4834 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
4836 * loop-iv.c (truncate_value): New function.
4837 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
4839 (lowpart_subreg): Move to...
4840 * emit-rtl.c: ...here.
4842 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
4844 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
4845 accidental and undocumented change at revision 140860.
4847 2009-02-21 Joseph Myers <joseph@codesourcery.com>
4849 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
4850 take gimple_seq * arguments.
4851 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
4852 types_compatible_p langhook.
4854 2009-02-20 Mark Mitchell <mark@codesourcery.com>
4855 Joseph Myers <joseph@codesourcery.com>
4857 * config/arm/arm.c (arm_builtin_va_list): New function.
4858 (arm_expand_builtin_va_start): Likewise.
4859 (arm_gimplify_va_arg_expr): Likewise.
4860 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
4861 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
4862 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
4863 (va_list_type): New variable.
4864 (arm_mangle_type): Mangle va_list_type appropriately.
4866 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4869 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
4870 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
4871 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
4872 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
4873 parameter to 1000 for -O1 by default.
4874 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
4876 * loop-invariant.c: Include params.h.
4877 (move_loop_invariants): Don't call move_single_loop_invariants on
4880 2009-02-20 Jaka Mocnik <jaka@xlab.si>
4882 * calls.c (emit_library_call_value_1): Use slot_offset instead of
4883 offset when calculating bounds for indexing stack_usage_map. Fixes
4884 a buffer overflow with certain target setups.
4886 2009-02-20 Jakub Jelinek <jakub@redhat.com>
4889 * calls.c (expand_call): Clear try_tail_call if caller and callee
4890 disagree in promotion of function return value.
4892 2009-02-19 Jakub Jelinek <jakub@redhat.com>
4895 * c-common.c (c_determine_visibility): If visibility changed and
4896 DECL_RTL has been already set, call make_decl_rtl to update symbol
4899 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
4902 * varasm.c (assemble_variable): Don't check DECL_NAME when
4903 globalizing a variable.
4905 2009-02-19 Joseph Myers <joseph@codesourcery.com>
4908 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
4909 expression before any __builtin_trap call.
4910 * c-typeck.c (build_function_call): Convert and check function
4911 arguments before generating a call to a trap. Evaluate the
4912 function arguments before the trap.
4914 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
4917 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
4918 (UNSPEC_FXAM_MEM): New unspec.
4919 (fxam<mode>2_i387_with_temp): New insn and split pattern.
4920 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
4921 memory using fxam<mode>2_i387_with_temp to remove excess precision.
4923 2009-02-19 Richard Guenther <rguenther@suse.de>
4925 PR tree-optimization/39207
4926 PR tree-optimization/39074
4927 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
4928 storedanything_tree): New.
4929 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
4930 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
4931 (build_succ_graph): Add edges from STOREDANYTHING to all
4933 (init_base_vars): Initialize STOREDANYTHING.
4934 (compute_points_to_sets): Free substitution info after
4935 building the succ graph.
4936 (ipa_pta_execute): Likewise.
4938 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
4940 (do_ds_constraint): Do not add to special var or non-pointer
4942 (type_could_have_pointers): Split out from ...
4943 (could_have_pointers): ... here. For arrays use the element type.
4944 (create_variable_info_for): Initialize may_have_pointers.
4945 (new_var_info): Likewise.
4946 (handle_lhs_call): Make the HEAP variable unknown-sized.
4947 (intra_create_variable_infos): Use a type with pointers for
4948 PARM_NOALIAS, make it unknown-sized.
4950 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
4953 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
4955 2009-02-18 Jason Merrill <jason@redhat.com>
4958 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
4959 value if DECL_EXTERNAL.
4960 * tree-sra.c (sra_walk_gimple_assign): Likewise.
4961 * target.h (gcc_target::binds_local_p): Clarify "module".
4962 * tree.h (TREE_PUBLIC): Clarify "module".
4964 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
4967 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
4968 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
4970 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
4973 * c.opt (Wabi): Support C and ObjC.
4976 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
4978 * config/i386/i386.c (classify_argument): Warn once about the ABI
4979 change when passing union with long double.
4981 * doc/invoke.texi: Update -Wabi for warning psABI changes.
4983 2009-02-18 Joseph Myers <joseph@codesourcery.com>
4986 * c-parser.c (c_parser_compound_statement): Always enter and leave
4989 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4992 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
4994 2009-02-18 Jakub Jelinek <jakub@redhat.com>
4996 PR tree-optimization/36922
4997 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
4998 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
5001 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5003 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5006 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5008 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
5010 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
5012 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
5015 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
5016 Richard Sandiford <rdsandiford@googlemail.com>
5018 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
5019 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
5020 (loongson_biadd): ...this.
5022 2009-02-17 Richard Guenther <rguenther@suse.de>
5024 PR tree-optimization/39202
5025 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
5026 a var make sure to follow existing collapses.
5028 2009-02-17 Richard Guenther <rguenther@suse.de>
5031 * langhooks.c (lhd_print_error_function): Check for NULL block.
5033 2009-02-17 Richard Guenther <rguenther@suse.de>
5035 PR tree-optimization/39204
5036 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
5039 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
5041 * config/soft-fp/double.h: Update from glibc CVS.
5043 2009-02-17 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/39207
5046 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
5047 strict-aliasing warnings for pointers pointing to NULL.
5049 2009-02-16 Joseph Myers <joseph@codesourcery.com>
5052 * c-parser.c (c_parser_braced_init): Call pop_init_level when
5053 skipping until next close brace.
5055 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
5058 * config/i386/i386.c (ix86_expand_push): Set memory alignment
5059 to function argument boundary.
5061 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5063 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
5064 in the lea_add. Reload eventually constraints it properly.
5065 * config/picochip/constraints.md : Remove the target constraint
5066 "b", since it is not needed anymore.
5068 2009-02-16 Jakub Jelinek <jakub@redhat.com>
5070 * gthr-dce.h: Uglify function parameter and local variable names.
5071 * gthr-gnat.h: Likewise.
5072 * gthr-mipssde.h: Likewise.
5073 * gthr-nks.h: Likewise.
5074 * gthr-posix95.h: Likewise.
5075 * gthr-posix.h: Likewise.
5076 * gthr-rtems.h: Likewise.
5077 * gthr-single.h: Likewise.
5078 * gthr-solaris.h: Likewise.
5079 * gthr-tpf.h: Likewise.
5080 * gthr-vxworks.h: Likewise.
5081 * gthr-win32.h: Likewise.
5083 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
5086 * config/i386/i386.md: Restrict the new peephole2 to move
5087 between MMX/SSE registers.
5089 2009-02-15 Richard Guenther <rguenther@suse.de>
5092 2009-02-13 Richard Guenther <rguenther@suse.de>
5094 * configure.ac: Enable LFS.
5095 * configure: Re-generate.
5096 * config.in: Likewise.
5098 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5100 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
5101 spu_srqwbyte, spu_srqwbytebc): Define.
5102 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
5103 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
5104 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
5105 "shrqby_<mode>"): New insn-and-split patterns.
5106 * config/spu/spu.c (expand_builtin_args): Determine and return
5107 number of operands using spu_builtin_description data.
5108 (spu_expand_builtin_1): Use it.
5110 2009-02-13 Steve Ellcey <sje@cup.hp.com>
5113 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
5116 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5119 * config/i386/i386.c (override_options): Correct warning
5120 messages for -malign-loops, -malign-jumps and -malign-functions.
5122 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5125 * config/i386/i386.md: Restrict the new peephole2 to move
5126 between the general purpose registers.
5128 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
5131 * config/i386/i386.c (type_natural_mode): Add a new argument.
5132 Return the original mode and warn ABI change if vector size is 32byte.
5133 (function_arg_advance): Updated.
5134 (function_arg): Likewise.
5135 (ix86_function_value): Likewise.
5136 (ix86_return_in_memory): Likewise.
5137 (ix86_sol10_return_in_memory): Likewise.
5138 (ix86_gimplify_va_arg): Likewise.
5139 (function_arg_32): Don't warn ABX ABI change here.
5140 (function_arg_64): Likewise.
5142 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
5144 * loop-iv.c (implies_p): In the final case, test that operands 0
5145 of the two comparisons match.
5147 * config/bfin/bfin.c (find_prev_insn_start): New function.
5148 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
5149 (find_next_insn_start): Move.
5151 2009-02-13 Richard Guenther <rguenther@suse.de>
5153 * configure.ac: Enable LFS.
5154 * configure: Re-generate.
5155 * config.in: Likewise.
5157 2009-02-13 Joseph Myers <joseph@codesourcery.com>
5160 * c-parser.c (c_parser_parms_list_declarator): Discard pending
5161 sizes on syntax error after some arguments have been parsed.
5163 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5165 * doc/invoke.texi (-fira): Remove.
5167 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5169 * caller-save.c: Replace regclass.c with reginfo.c in comments.
5170 * recog.c: Likewise.
5173 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
5175 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
5176 (umul_ppmm): Likewise.
5177 (count_leading_zeros): Likewise.
5178 (count_trailing_zeros): Likewise.
5179 (UMUL_TIME): Likewise.
5181 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5183 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
5184 soft-fp/t-softfp to tmake_file.
5186 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
5187 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
5188 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
5189 IA64_BUILTIN_INFQ]: New.
5190 (ia64_init_builtins): Initialize __builtin_infq,
5191 __builtin_fabsq and __builtin_copysignq if not HPUX.
5192 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
5193 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
5195 * config/ia64/lib1funcs.asm (__divtf3): Define only if
5197 (__fixtfti): Likewise.
5198 (__fixunstfti): Likewise.
5199 (__floattitf): Likewise.
5201 * config/ia64/libgcc-glibc.ver: New.
5202 * config/ia64/t-fprules-softfp: Likewise.
5203 * config/ia64/sfp-machine.h: Likewise.
5205 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
5206 (LIBGCC2_TF_CEXT): Likewise.
5207 (TF_SIZE): Likewise.
5208 (TARGET_INIT_LIBFUNCS): Likewise.
5210 * config/ia64/t-glibc (SHLINB_MAPFILES):
5211 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
5213 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
5215 * config/i386/i386.c (construct_container): Rewrite processing
5216 BLKmode with X86_64_SSE_CLASS.
5218 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
5221 * config/i386/i386.md: Replace simplify_replace_rtx with
5222 replace_rtx in the new peephole2.
5224 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
5226 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
5227 loop unrolling do not happen at -O2.
5229 2009-02-12 Michael Matz <matz@suse.de>
5231 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
5233 2009-02-12 Jakub Jelinek <jakub@redhat.com>
5235 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
5238 2009-02-12 Ben Elliston <bje@au.ibm.com>
5240 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
5241 patterns when updating the back chain. Missed in the 2009-02-10
5244 2009-02-11 Janis Johnson <janis187@us.ibm.com>
5246 * doc/extend.texi (Decimal Floating Types): Update identifier of
5247 draft TR and list of missing support.
5249 2009-02-11 Jakub Jelinek <jakub@redhat.com>
5252 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
5253 bit to variable length decl's flags, add it also to its
5254 pointer replacement variable.
5256 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
5257 Jakub Jelinek <jakub@redhat.com>
5260 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
5261 (memory_blockage): New expander.
5262 (*memory_blockage): New insn pattern.
5263 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
5264 instead of general blockage at the end of function prologue when
5265 frame pointer is used to access red zone area. Do not emit blockage
5266 when profiling, it is emitted in generic code.
5267 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
5268 function epilogue when frame pointer is used to access red zone area.
5270 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
5273 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
5274 by arithmetic with memory operands.
5275 * config/i386/predicates.md (commutative_operator): New.
5277 2009-02-10 Janis Johnson <janis187@us.ibm.com>
5279 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
5282 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
5284 * alias.h (record_alias_subset): Declare.
5285 * alias.c (record_alias_subset): Make global.
5287 2009-02-10 Nick Clifton <nickc@redhat.com>
5289 * tree-parloops.c: Change license to GPLv3.
5290 * ipa-struct-reorg.c: Change license to GPLv3.
5291 * ipa-struct-reorg.h: Change license to GPLv3.
5293 2009-02-10 Steve Ellcey <sje@cup.hp.com>
5296 * c-decl.c (start_struct): Return NULL on error.
5298 2009-02-10 Jakub Jelinek <jakub@redhat.com>
5301 * cfgloopmanip.c (remove_path): Call remove_bbs after
5302 cancel_loop_tree, not before it.
5305 * function.h (struct function): Add has_local_explicit_reg_vars bit.
5306 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
5307 VAR_DECLs were seen.
5308 * tree-ssa-live.c (remove_unused_locals): Recompute
5309 cfun->has_local_explicit_reg_vars.
5310 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
5311 copies or clearings if cfun->has_local_explicit_reg_vars.
5313 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
5316 * config/i386/i386.c (expand_prologue): Emit blockage at the end
5317 of function prologue when frame pointer is used to access
5320 2009-02-10 Richard Guenther <rguenther@suse.de>
5323 * gimplify.c (gimple_regimplify_operands): Always look if
5324 we need to create a temporary.
5326 2009-02-10 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/39132
5329 * tree-loop-distribution.c (todo): New global var.
5330 (generate_memset_zero): Trigger TODO_rebuild_alias.
5331 (tree_loop_distribution): Return todo.
5333 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
5336 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
5337 (x86_64_reg_class_name): Removed.
5338 (classify_argument): Return 0 if bytes > 32. Return 0 if the
5339 first one isn't X86_64_SSE_CLASS or any other ones aren't
5340 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
5341 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
5342 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
5343 and 3 X86_64_SSEUP_CLASS.
5344 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
5345 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
5347 2009-02-10 Ben Elliston <bje@au.ibm.com>
5349 * config/rs6000/rs6000.md (allocate_stack): Always use an update
5350 form instruction to update the stack back chain word, even if the
5351 user has disabled the generation of update instructions.
5352 (movdi_<mode>_update_stack): New.
5353 (movsi_update_stack): Likewise.
5354 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
5355 always use an update form instruction to update the stack back
5358 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
5361 * graphite.c (if_region_set_false_region): After moving a region in
5362 the false branch of a condition, remove the empty dummy basic block.
5363 (gloog): Remove wrong fix for PR38953.
5365 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5367 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
5368 generation due to implicit sign extension.
5370 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
5373 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
5374 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
5376 2009-02-09 Richard Guenther <rguenther@suse.de>
5379 * convert.c (convert_to_real): Disable (float)fn((double)x)
5380 to fnf(x) conversion if errno differences may occur and
5381 -fmath-errno is set.
5383 2009-02-07 Anatoly Sokolov <aesok@post.ru>
5385 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
5386 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5387 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5389 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5392 * c-common.c (handle_alias_attribute): Disallow attribute for
5393 anything not a FUNCTION_DECL or VAR_DECL.
5395 2009-02-06 Janis Johnson <janis187@us.ibm.com>
5398 * real.c (do_compare): Special-case compare of zero against
5399 decimal float value.
5401 2009-02-06 Joseph Myers <joseph@codesourcery.com>
5404 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
5405 as indicating flexible array members unless the field itself is
5406 being declarared as the incomplete array.
5408 2009-02-06 Jan Hubicka <jh@suse.cz>
5410 PR tree-optimization/38844
5411 * ipa-inline.c (try_inline): Stop inlining recursion when edge
5414 2009-02-06 Richard Guenther <rguenther@suse.de>
5417 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
5418 fork because we may expand it as __gcov_fork.
5420 2009-02-06 Nick Clifton <nickc@redhat.com>
5422 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
5424 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
5426 PR tree-optimization/35659
5427 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
5428 vn_phi_eq): Shortcut if hashcode does not match.
5429 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
5431 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
5432 and avoid iterative_hash_expr.
5433 (FOR_EACH_VALUE_ID_IN_SET): New.
5434 (value_id_compare): Remove.
5435 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
5436 sort expressions by value id.
5438 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
5441 * config/sh/predicates.md (general_movsrc_operand): Don't check
5442 the subreg of system registers here.
5444 2009-02-05 Jakub Jelinek <jakub@redhat.com>
5447 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
5450 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
5452 PR rtl-optimization/39110
5453 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
5454 addresses, not aligned ones.
5456 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
5457 Richard Guenther <rguenther@suse.de>
5459 PR tree-optimization/39100
5460 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
5461 comment says and add edges.
5463 2009-02-05 Joseph Myers <joseph@codesourcery.com>
5466 * c-common.c (handle_tls_model_attribute): Ignore attribute for
5467 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
5469 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
5471 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
5472 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
5473 register_bb_in_sese, new_sese, free_sese): Moved.
5474 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
5475 outermost_loop_in_scop, build_scop_iteration_domain,
5476 expand_scalar_variables_ssa_name, get_vdef_before_scop,
5477 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
5478 Use loop_in_sese_p instead of loop_in_scop_p.
5479 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
5480 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
5481 (scopdet_basic_block_info): Fix bug in scop detection.
5482 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5483 eq_loop_to_cloog_loop): Remove.
5484 (nb_loops_around_loop_in_scop, nb_loop
5485 ref_nb_loops): Moved here...
5486 * graphite.h (ref_nb_loops): ... from here.
5487 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
5488 (loop_domain_dim, loop_iteration_vector_dim): Remove.
5489 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
5490 * testsuite/gcc.dg/graphite/scop-19.c: New
5492 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
5493 Hans-Peter Nilsson <hp@axis.com>
5495 PR rtl-optimization/37889
5496 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
5497 Move offset handling from PLUS to before the switch. Use new
5498 arguments when considering SYMBOL_REFs too.
5499 (rtx_addr_can_trap_p): Pass dummy offset and size.
5500 (enum may_trap_p_flags): Remove.
5501 (may_trap_p_1): Pass size from MEM_SIZE.
5503 PR rtl-optimization/38921
5504 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
5505 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
5506 * rtlanal.c (may_trap_after_code_motion_p): Delete.
5507 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
5509 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
5511 AVX Programming Reference (January, 2009)
5512 * config/i386/sse.md (*vpclmulqdq): New.
5514 2009-02-04 Jakub Jelinek <jakub@redhat.com>
5516 PR tree-optimization/38977
5517 PR gcov-profile/38292
5518 * calls.c (special_function_p): Disregard __builtin_ prefix.
5520 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
5522 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
5523 non-indexable addresses even before reload.
5525 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5528 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
5529 as having variable size. Do not give an error for unnamed
5530 parameters with [*] declarators. Give a warning for type names
5531 with [*] declarators and mark them as variable size.
5532 * c-parser.c (c_parser_sizeof_expression): Do not give an error
5533 for sizeof applied to [*] type names.
5535 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5538 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
5540 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5542 * gcc.c (process_command): Update copyright notice dates.
5543 * gcov.c (print_version): Likewise.
5544 * gcov-dump.c (print_version): Likewise.
5545 * mips-tfile.c (main): Likewise.
5546 * mips-tdump.c (main): Likewise.
5548 2009-02-03 Joseph Myers <joseph@codesourcery.com>
5551 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
5552 for composite type involving a zero-length array type.
5554 2009-02-03 Jakub Jelinek <jakub@redhat.com>
5557 * function.c (match_asm_constraints_1): Skip over
5558 initial optional % in the constraint.
5561 * c-parser.c (c_parser_postfix_expression): If fixed point is not
5562 supported, don't accept FIXED_CSTs.
5563 * c-decl.c (finish_declspecs): Error if fixed point is not supported
5564 and _Sat is used without _Fract/_Accum. Set specs->type to
5565 integer_type_node for cts_fract/cts_accum if fixed point is not
5568 2009-02-02 Catherine Moore <clm@codesourcery.com>
5570 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
5572 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
5574 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
5575 (ABI_HAS_64BIT_SYMBOLS): Use it.
5576 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
5578 2009-02-02 Paul Brook <paul@codesourcery.com>
5580 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
5582 2009-02-02 Jakub Jelinek <jakub@redhat.com>
5585 * recog.h (asm_operand_ok): Add constraints argument.
5586 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
5587 recurse on matching constraint.
5588 (check_asm_operands): Pass constraints as 3rd argument to
5589 asm_operand_ok. Don't look up matching constraint here.
5590 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
5593 2009-02-02 Ben Elliston <bje@au.ibm.com>
5595 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
5596 TARGET_NARROW_VOLATILE_BITFIELD macro names.
5598 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5600 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
5601 information. Remove some obsolete information. Reorganize.
5603 * config/pa/fptr.c: Revert license to GPL 2.
5604 * config/pa/milli64.S: Likewise.
5606 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5609 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
5610 LIBRARY name in, instead of hard-coding it.
5611 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
5612 extra target make frag to tmake_files according to EH model.
5613 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
5614 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
5615 frags that define makefile variable EH_MODEL appropriately.
5616 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
5617 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
5618 to "-sjlj" according to type of EH configured.
5619 (LIBGCC_SONAME): Concatenate it to shared library base name.
5620 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
5621 to "_sjlj" according to type of EH configured.
5622 (LIBGCC_SONAME): Concatenate it to shared library base name.
5623 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
5624 (SHLIB_LINK): Add missing semicolon to if-else construct.
5625 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5626 string value of "pe_dll" command-line option.
5627 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
5628 (SHLIB_SONAME): Use it when overriding t-cygming default.
5629 (SHLIB_IMPLIB): Override t-cygming default.
5630 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
5631 string value of "pe_dll" command-line option.
5633 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
5636 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
5637 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
5639 2009-01-31 Richard Guenther <rguenther@suse.de>
5641 PR tree-optimization/38937
5642 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
5643 computing the transitive closure.
5645 2009-01-30 Richard Guenther <rguenther@suse.de>
5647 PR tree-optimization/39041
5648 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5649 Propagate variable indices only if the types match for this stmt.
5651 2009-01-30 Jakub Jelinek <jakub@redhat.com>
5654 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
5655 inline but never defined.
5657 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
5659 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
5660 (*insv_h_di_reg_extimm): New insn.
5661 (*insv_l<mode>_reg_extimm): New insn.
5663 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5665 * config/picochip/picochip.c (flag_conserve_stack): set
5666 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
5667 fconserve-stack. Reduce call-overhead used by inliner.
5669 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
5672 * common.opt (flag_conserve_stack): Initialised to zero.
5674 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
5677 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
5678 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
5681 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
5683 * ira-color.c (allocno_reload_assign): Update comments.
5684 * regmove.c (regmove_optimize): Likewise.
5688 2009-01-29 Robert Millan <rmh@aybabtu.com>
5690 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
5691 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
5692 `MD_UNWIND_SUPPORT'.
5693 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
5695 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
5697 PR tree-optimization/39007
5698 * tree-loop-distribution.c (generate_builtin): Use
5699 recompute_dominator to compute the immediate dominator of the
5700 basic block just after the loop.
5702 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5704 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
5705 (ASM_OUTPUT_DWARF_PCREL): Define.
5707 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
5709 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
5710 * doc/passes.texi: Remove entries about regclass, local-alloc, and
5711 global. Modify entries about regmove and IRA.
5713 * ra-conflict.c: Remove the file.
5715 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
5717 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
5718 (pass_regclass_init): Rename to pass_reginfo_init.
5720 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
5722 * toplev.h (flag_ira): Remove.
5724 * caller-save.c (setup_save_areas): Remove flag_ira.
5726 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
5728 * global.c: Remove the file.
5730 * opts.c (decode_options): Remove flag_ira.
5732 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
5734 * regmove.c: Modify file description.
5735 (find_use_as_address, try_auto_increment): Define them only if
5736 AUTO_INC_DEC is defined.
5737 (replacement_quality, replace_in_call_usage, fixup_match_1,
5738 stable_and_no_regs_but_for_p): Remove.
5739 (reg_set_in_bb): Make it static.
5740 (regmove_optimize): Remove flag_ira and code which worked for
5743 * local-alloc.c: Remove the file.
5745 * common.opt (fira): Remove.
5747 * ira.c: Include except.h.
5748 (eliminable_regset): Move from global.c.
5749 (mark_elimination): Ditto. Remove flag_ira.
5750 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
5751 equiv_mem_modified, validate_equiv_mem_from_store,
5752 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
5753 contains_replace_regs, memref_referenced_p, memref_used_between_p,
5754 no_equiv, recorded_label_ref): Move from local-alloc.c.
5755 (update_equiv_regs): Ditto. Make it static.
5756 (print_insn_chain, print_insn_chains): Move it from global.c.
5757 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
5758 (build_insn_chain): Ditto. Make it static.
5759 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
5760 Rename to init_live_subregs.
5761 (gate_ira): Remove flag_ira.
5763 * regclass.c: Rename reginfo.c. Change file description.
5764 (FORBIDDEN_INC_DEC_CLASSES): Remove.
5765 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
5766 (init_reg_sets_1): Remove code for evaluation of
5767 reg_class_superclasses and losing_caller_save_reg_set.
5768 (init_regs): Remove init_reg_autoinc.
5769 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
5770 ok_for_base_p_nonstrict): Remove.
5771 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
5772 (pass_regclass_init): Rename to pass_reginfo_init. Modify
5773 corresponding entries.
5774 (dump_regclass, record_operand_costs, scan_one_insn,
5775 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
5776 record_address_regs, auto_inc_dec_reg_p): Remove.
5777 (gt-regclass.h): Rename to gt-reginfo.h.
5779 * rtl.h (dump_global_regs, retry_global_alloc,
5780 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
5782 * Makefile.in (RA_H): Remove.
5783 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
5784 Rename regclass.o to reginfo.o.
5785 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
5787 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
5788 (GTFILES): Rename regclass.c to reginfo.c.
5790 * passes.c (init_optimization_passes): Remove pass_local_alloc and
5791 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
5793 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5794 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
5796 (finish_spills): Ditto. Remove code for !flag_ira.
5798 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
5801 * doc/invoke.texi (rtl debug options): Complete rewrite.
5802 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
5804 * mode-switching.c (pass_mode_switching): Rename pass from
5805 "mode-sw" to "mode_sw".
5806 * except.c (pass_convert_to_eh_ranges): Rename pass from
5807 "eh-ranges" to "eh_ranges".
5808 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
5812 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
5813 Alexander Monakov <amonakov@ispras.ru>
5816 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
5818 (move_exprs_to_boundary): Change return type and pass through
5819 should_move from move_op. Relax assert. Update usage ...
5820 (schedule_expr_on_boundary): ... here. Use should_move instead of
5822 (move_op_orig_expr_found): Indicate that insn was disconnected from
5824 (code_motion_process_successors): Do not call after_merge_succs
5825 callback if original expression was not found when traversing any of
5827 (code_motion_path_driver): Change return type. Update prototype.
5828 (move_op): Update comment. Add a new parameter (should_move). Update
5829 prototype. Set *should_move based on indication provided by
5830 move_op_orig_expr_found.
5832 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
5834 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
5835 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
5836 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
5837 * config/rs6000/rs6000.c (rs6000_override_options): Default
5838 avoid-indexed-addresses on for Power6, off for everything else.
5839 (avoiding_indexed_address_p): New function.
5840 (rs6000_legitimize_address): Use it.
5841 (rs6000_legitimate_address): Likewise.
5842 * config/rs6000/rs6000.md (movXX_updateX): Likewise
5844 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
5846 PR tree-optimization/38997
5847 * tree-loop-distribution.c (generate_memset_zero): Use
5848 POINTER_PLUS_EXPR for a pointer addition.
5850 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
5852 * config/s390/s390.md (bswap<mode>2): New pattern added.
5854 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5856 * config/s390/s390.md (*tls_load_31): Added type attribute.
5858 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5860 * config/s390/s390.md: Fix a few comments.
5862 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
5864 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
5865 (*tm<mode>_full): Fixed z10prop attribute.
5866 (*tst<mode>_extimm): Fixed z10prop attribute.
5867 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
5868 (*tstqiCCT_cconly): Fixed z10prop attribute.
5869 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
5870 (*movsi_larl): Fixed z10prop attribute.
5871 (*movsi_zarch): Fixed z10prop attribute.
5872 (*movsi_eas): Fixed z10prop attribute.
5873 (*movhi): Fixed z10prop attribute.
5874 (*movqi): Fixed z10prop attribute.
5875 (*movstrictqi): Fixed z10prop attribute.
5876 (*mov<mode>): Fixed z10prop attribute.
5877 (*movcc): Fixed z10prop attribute.
5878 (*sethighpartdi_64): Fixed z10prop attribute.
5879 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
5880 (*negdi2_sign_cc): Fixed z10prop attribute.
5881 (*negdi2_sign): Fixed z10prop attribute.
5882 (*absdi2_sign_cc): Fixed z10prop attribute.
5883 (*absdi2_sign): Fixed z10prop attribute.
5884 (*negabsdi2_sign_cc): Fixed z10prop attribute.
5885 (*negabsdi2_sign): Fixed z10prop attribute.
5886 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
5887 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
5888 (doloop_si64): Fixed z10prop attribute.
5889 (doloop_si31): Fixed z10prop attribute.
5890 (doloop_long): Fixed z10prop attribute.
5891 (indirect_jump): Fixed z10prop attribute.
5892 (nop): Fixed z10prop attribute.
5893 (main_base_64): Fixed z10prop attribute.
5894 (reload_base_64): Fixed z10prop attribute.
5896 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5898 PR rtl-optimization/38740
5899 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
5901 * config/mips/mips.c (mips_reorg): Likewise.
5903 2009-01-28 Richard Guenther <rguenther@suse.de>
5905 PR tree-optimization/38926
5906 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
5907 with the correct value id to a value.
5908 (do_regular_insertion): Use the value number of edoubleprime
5909 for the value number of the expr.
5912 2008-08-21 Richard Guenther <rguenther@suse.de>
5914 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
5915 a PHI ask VN if it is already available.
5916 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
5917 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
5919 2009-01-28 Jakub Jelinek <jakub@redhat.com>
5922 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
5923 set to varying whenever max has TREE_OVERFLOW set, similarly
5924 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
5926 2009-01-28 Richard Guenther <rguenther@suse.de>
5929 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
5930 uninitialized aggregate uses in call arguments.
5932 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
5934 PR tree-optimization/38984
5935 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
5936 the nothing_id variable if -fno-delete-null-pointer-checks.
5938 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
5941 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
5942 (set_got_offset_rex64): Ditto.
5944 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
5947 * doc/extend.texi: Improve local variable with asm reg.
5949 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
5951 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
5952 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
5953 was not supplied then set warn_packed_bitfield_compat to the
5955 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
5958 2009-01-27 Richard Guenther <rguenther@suse.de>
5960 PR tree-optimization/38503
5961 * cfgexpand.c (expand_gimple_basic_block): Ignore
5962 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
5963 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
5964 variables that cannot have TBAA applied.
5965 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
5968 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
5971 * calls.c (initialize_argument_information): Do not wrap complex
5972 arguments in SAVE_EXPR.
5974 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
5976 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
5977 (INSTALL_LIBGCC): Revert typo commit.
5979 2009-01-26 Richard Guenther <rguenther@suse.de>
5981 PR tree-optimization/38745
5982 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
5983 from special handling.
5985 2009-01-26 Richard Guenther <rguenther@suse.de>
5987 PR tree-optimization/38745
5988 * tree-ssa.c (execute_update_addresses_taken): Do not include
5989 variables that cannot possibly be a register in not_reg_needs.
5990 Do not clear TREE_ADDRESSABLE on vars that may not become
5992 * tree-ssa.c (update_alias_info_1): Include those in the set
5993 of addressable vars.
5995 2009-01-26 Richard Guenther <rguenther@suse.de>
5998 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
5999 * tree-ssa-dse.c: Include langhooks.h
6000 (execute_simple_dse): Remove stores with zero size.
6002 2009-01-24 Jakub Jelinek <jakub@redhat.com>
6005 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
6008 2009-01-24 Julian Brown <julian@codesourcery.com>
6010 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
6011 config/arm/linux-atomic.c.
6012 * config/arm/linux-atomic.c: New.
6014 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
6016 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
6017 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
6018 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
6020 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
6023 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
6026 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
6028 PR tree-optimization/38953
6029 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
6030 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
6031 (gloog): Split the exit of the scop when the scop exit is a loop exit.
6032 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
6035 2009-01-24 Paul Brook <paul@codesourcery.com>
6037 * config/arm/neon.md (neon_type): Move to arm.md.
6038 (neon_mov<VSTRUCT>): Add neon_type attribute.
6039 * config/arm/arm.md (neon_type): Move to here.
6040 (conds): Add "unconditioal" and use as default for NEON insns.
6042 2009-01-24 Ben Elliston <bje@au.ibm.com>
6044 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
6045 void *' warning from -Wc++-compat.
6046 * Makefile.in (dominance.o-warn): Remove.
6048 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
6050 PR tree-optimization/38932
6051 * fold-const.c (fold_unary_ignore_overflow): New.
6052 * tree.h (fold_unary_ignore_overflow): Declare.
6053 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
6054 * tree-ssa-sccvn.c (visit_reference_op_load,
6055 simplify_unary_expression): Likewise.
6057 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
6059 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
6060 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
6061 regardless of their type.
6062 * c-common.c (handle_packed_attribute): Don't ignore packed on
6064 * c.opt (Wpacked-bitfield-compat): New warning option.
6065 * stor-layout.c (place_field): Warn if offset of a field changed.
6066 * doc/extend.texi (packed): Mention the ABI change.
6067 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
6068 (Warning Options): Add it to the list.
6070 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
6072 * c-opts.c (c_common_post_options): Fix a typo in comments.
6074 2009-01-22 Steve Ellcey <sje@cup.hp.com>
6077 * gimplify.c (gimplify_init_constructor): Fix promotion of const
6078 variables to static.
6079 * doc/invoke.texi (-fmerge-all-constants): Update description.
6081 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
6084 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
6085 (*movdi_1_rex64): Use type "mmx" for alternative 5.
6087 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
6089 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
6091 (LOCAL_ALIGNMENT): Similarly.
6093 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6094 Joseph Myers <joseph@codesourcery.com>
6096 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
6097 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
6098 * config/arm/arm-tune.md: Regenerate.
6099 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
6102 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
6104 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
6105 version number to five.
6107 2009-01-22 Dodji Seketeli <dodji@redhat.com>
6110 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
6111 * c-common.c (set_underlying_type): Likewise.
6112 (is_typedef_decl ): Likewise
6114 (set_underlying_type): Likewise.
6115 (is_typedef_type): Likewise.
6117 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
6120 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
6123 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6126 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
6127 (LIBGCC_SPEC): Don't define.
6128 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
6130 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
6132 PR rtl-optimization/38879
6133 * alias.c (base_alias_check): Unaligned access via AND address can
6134 alias all surrounding object types except those with sizes equal
6135 or wider than the size of unaligned access.
6137 2009-01-21 Dodji Seketeli <dodji@redhat.com>
6140 * c-decl.c (clone_underlying_type): Move this ...
6141 * c-common.c (set_underlying_type): ... here.
6142 Also, make sure the function properly sets TYPE_STUB_DECL() on
6143 the newly created typedef variant type.
6144 (is_typedef_decl ): New entry point.
6145 * tree.h: Added a new member member_types_needing_access_check to
6146 struct tree_decl_non_common.
6147 (set_underlying_type): New entry point.
6148 (is_typedef_type): Likewise.
6150 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
6152 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
6153 Check whether two instructions have memory references that
6154 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
6155 are helper functions for traversing.
6156 * alias.h (insn_alias_sets_confilict_p): New prototypes.
6157 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
6158 not to draw dependency edge for instructions with non-conflicting
6161 2009-01-20 Joseph Myers <joseph@codesourcery.com>
6164 * longlong.h: Update copyright years. Use soft-fp license notice.
6165 Sync __clz_tab declaration with glibc.
6167 2009-01-20 Steve Ellcey <sje@cup.hp.com>
6170 * doc/extend.texi (syscall_linkage): New.
6171 (version_id): Modify.
6173 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6174 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/38747
6177 PR tree-optimization/38748
6178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
6179 conversion if the base address is an indirect reference and the
6180 aliasing sets could cause issues.
6182 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6184 * common.opt (fgraphite, fgraphite-identity): Add comment for
6185 explaining why these options are not documented.
6187 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
6189 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
6190 gimple_call_lhs is NULL.
6192 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
6195 * emit-rtl.c (adjust_address_1): Make sure memref is never
6198 2009-01-20 Ben Elliston <bje@au.ibm.com>
6200 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6201 const qualifier from arg parameter. Remove unnecessary cast to char *.
6202 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
6203 const qualifier from arg 2.
6205 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6207 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
6209 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
6212 * rtl.h (reinit_regs): New prototype.
6213 * regclass.c: Include ira.h.
6215 * Makefile.in (regclass.o): Add ira.h.
6216 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
6218 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
6221 * c-common.c (handle_aligned_attribute): Use
6222 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
6223 default alignment value.
6225 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
6227 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
6228 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
6230 * doc/extend.texi: Update __attribute__ ((aligned)). Document
6231 __BIGGEST_ALIGNMENT__.
6233 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
6235 2009-01-18 Richard Guenther <rguenther@suse.de>
6237 PR tree-optimization/38819
6238 * tree-flow.h (operation_could_trap_helper_p): Declare.
6239 * tree-eh.c (operation_could_trap_helper_p): Export.
6240 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
6241 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
6242 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
6243 are about to insert a possibly trapping instruction and fail
6246 2009-01-18 Andreas Schwab <schwab@suse.de>
6248 * doc/install.texi (Configuration): Remove obsolete paragraph
6249 about use of --with-gnu-ld with --with-gnu-as.
6251 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
6253 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
6254 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
6255 Follow spelling conventions.
6257 2009-01-18 Ben Elliston <bje@au.ibm.com>
6259 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
6260 C++ warning about implicit conversion from void * to struct
6262 (bitmap_obstack_free): Likewise for bitmap_element *.
6263 * Makefile.in (bitmap.o-warn): Remove.
6265 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
6267 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
6269 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
6270 Tobias Grosser <tobi.grosser@amd.com>
6272 * graphite.c (graphite_trans_scop_block): Do not block single
6275 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
6277 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
6278 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
6279 test with assertion.
6281 2009-01-16 Richard Guenther <rguenther@suse.de>
6283 PR tree-optimization/38835
6285 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
6286 and INT + PTR -> (INT)(PTR p+ INT) folding.
6287 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
6289 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
6292 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
6293 the subreg from a lowpart subreg if it is also casting the value.
6295 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6296 Tobias Grosser <tobi.grosser@amd.com>
6298 * graphite.c (compare_prefix_loops): New.
6299 (build_scop_canonical_schedules): Rewritten.
6300 (graphite_transform_loops): Move build_scop_canonical_schedules
6301 after build_scop_iteration_domain.
6303 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
6304 Tobias Grosser <tobi.grosser@amd.com>
6306 * graphite.c (add_conditions_to_domain): Add the loops to
6307 the dimension of the iteration domain. Do copy the domain
6308 only when it exists.
6309 (build_scop_conditions_1): Do not call add_conditions_to_domain.
6310 (add_conditions_to_constraints): New.
6311 (can_generate_code_stmt, can_generate_code): Removed.
6312 (gloog): Do not call can_generate_code.
6313 (graphite_transform_loops): Call add_conditions_to_constraints
6314 after building the iteration domain.
6316 2009-01-16 Jakub Jelinek <jakub@redhat.com>
6318 PR tree-optimization/38789
6319 * tree-ssa-threadedge.c
6320 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6321 __builtin_constant_p.
6323 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6325 * dce.c (delete_unmarked_insns): Reversed the order that insns are
6326 examined before deleting them.
6328 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
6330 * function.c (aggregate_value_p): Correctly extract the function
6331 type from CALL_EXPR_FN lookup.
6333 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6335 * config/picochip/picochip.c (picochip_override_options): Revert
6336 CFI asm flag disable commited previously.
6338 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
6339 Tobias Grosser <tobi.grosser@amd.com>
6340 Jan Sjodin <jan.sjodin@amd.com>
6342 * graphite.c (scan_tree_for_params): On substractions negate
6343 all the coefficients of the term.
6344 (clast_to_gcc_expression_red): New. Handle reduction expressions
6345 of more than two operands.
6346 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
6347 (get_vdef_before_scop): Handle also the case of default definitions.
6349 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
6351 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
6352 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
6353 Also use them when walking CALL_INSN_FUNCTION_USAGE.
6355 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
6356 Joey Ye <joey.ye@intel.com>
6359 * cfgexpand.c (expand_stack_alignment): Don't update stack
6360 boundary nor check incoming stack boundary here.
6361 (gimple_expand_cfg): Update stack boundary and check incoming
6362 stack boundary here.
6364 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6366 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
6368 2009-01-14 Jakub Jelinek <jakub@redhat.com>
6370 PR rtl-optimization/38245
6371 * calls.c (expand_call): Add stack arguments to
6372 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6373 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
6374 in regs and partially in memory or BLKmode arguments.
6375 (emit_library_call_value_1): Add stack arguments to
6376 CALL_INSN_FUNCTION_USAGE even for pure calls (when
6377 ACCUMULATE_OUTGOING_ARGS).
6378 * dce.c: Include tm_p.h.
6379 (find_call_stack_args): New function.
6380 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
6382 (mark_insn): Call find_call_stack_args for CALL_Ps.
6383 (prescan_insns_for_dce): Walk insns backwards in bb rather than
6384 forwards. Allocate and free arg_stores bitmap if needed, pass it
6385 down to deletable_insn_p, don't mark stores set in arg_stores
6386 bitmap, clear the bitmap at the beginning of each bb.
6387 * Makefile.in (dce.o): Depend on $(TM_P_H).
6389 2009-01-14 Michael Meissner <gnu@the-meissners.org>
6392 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
6393 to make sure the insn is a conditional test (bug 22599). Reformat a
6396 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
6399 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
6400 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
6401 (gloog): Do not call cleanup_tree_cfg.
6402 (graphite_transform_loops): Call cleanup_tree_cfg after all
6403 scops have been code generated.
6405 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
6406 * doc/gty.texi (Invoking the garbage collector): Added new node
6407 and section documenting ggc_collect.
6409 2009-01-14 Richard Guenther <rguenther@suse.de>
6411 PR tree-optimization/38826
6413 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
6414 initialization notes only if we actually emitted a warning.
6415 (intra_create_variable_infos): Add constraints for a result decl
6416 that is passed by hidden reference.
6417 (build_pred_graph): Mark all related variables non-direct on
6420 2009-01-14 Nick Clifton <nickc@redhat.com>
6422 * ira-conflicts.c: Include addresses.h for the definition of
6424 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
6425 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
6427 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
6430 * Makefile.in (ira-lives.o): Add except.h.
6432 * ira-lives.c: Include except.h.
6433 (process_bb_node_lives): Process can_throw_internal.
6435 2009-01-13 Jakub Jelinek <jakub@redhat.com>
6437 PR rtl-optimization/38774
6438 * combine.c (simplify_set): When undoing cc_use change, don't do
6439 PUT_CODE on the newly created comparison, but instead put back the
6442 2009-01-13 Joseph Myers <joseph@codesourcery.com>
6444 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
6445 values. Remove duplicate arm8 entry.
6447 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6449 PR tree-optimization/38786
6450 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
6451 the SSA_NAME case of expand_scalar_variables_expr.
6452 Set the type of an expression to the type of its assign statement.
6453 (expand_scalar_variables_expr): Also gather the scalar computation
6454 used to index the memory access. Do not pass loop_p.
6455 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
6456 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
6457 the gimple_stmt_iterator where it inserts new code.
6459 (copy_bb_and_scalar_dependences): Do not pass loop_p.
6460 (translate_clast): Update call to copy_bb_and_scalar_dependences.
6462 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
6464 * graphite.h (debug_value): Removed.
6465 * graphite.c (debug_value): Removed.
6467 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6469 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
6470 ldrd/strd with two 32-bit instructions.
6472 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
6474 * config/arm/arm.c (struct processors): Pass for speed down into
6475 cost helper functions.
6476 (const_ok_for_op): Handle COMPARE and inequality nodes.
6477 (arm_rtx_costs_1): Rewrite.
6478 (arm_size_rtx_costs): Update prototype.
6479 (arm_rtx_costs): Pass speed down to helper functions.
6480 (arm_slowmul_rtx_costs): Rework cost calculations.
6481 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
6482 (arm_9e_rtx_costs): Likewise.
6484 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
6486 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
6487 relocations of local symbols wider than UNITS_PER_WORD are not valid.
6488 (alpha_legitimize_address): Do not split local symbols wider than
6489 UNITS_PER_WORD into HIGH/LO_SUM parts.
6491 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
6494 * gcc.c (process_command): Replace call to execvp with calls
6495 to pex_one and exit.
6497 2009-01-03 Anatoly Sokolov <aesok@post.ru>
6500 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
6501 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
6502 variant for devices with 3-byte PC.
6503 (__tablejump_elpm__): New.
6505 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6508 * c-parser.c (c_parser_postfix_expression): Allow `->' in
6509 offsetof member-designator, handle it as `[0].'.
6511 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6513 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
6514 function when not using named sections on targets with named sections
6515 if branch distance is less than 262132.
6517 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
6519 * combine.c (combine_instructions): Recompute
6520 optimize_this_for_speed_p for each BB in the main combine loop.
6522 2009-01-12 Tomas Bily <tbily@suse.cz>
6525 * tree-loop-distribution.c (prop_phis): New function.
6526 (generate_builtin): Call prop_phis.
6527 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
6529 2009-01-12 Jakub Jelinek <jakub@redhat.com>
6531 PR tree-optimization/38807
6532 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
6533 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
6535 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
6537 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
6538 subreg of op0 to the original op0.
6540 2009-01-11 Laurent GUERBY <laurent@guerby.net>
6542 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
6544 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
6547 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
6548 starting with digits.
6550 2009-01-10 Jakub Jelinek <jakub@redhat.com>
6553 * config/arm/arm.c (arm_is_long_call_p): Don't call
6554 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
6556 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
6558 * regrename.c (regrename_optimize): Fix dumping.
6559 (find_oldest_value_reg): Preserve REG_POINTER.
6560 (copy_hardreg_forward_1): Likewise.
6562 2009-01-09 Diego Novillo <dnovillo@google.com>
6564 * gimple.h (struct gimple_statement_base) <uid>: Document
6565 the restrictions on its use.
6567 (gimple_set_uid): Tidy.
6569 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6571 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
6572 zero guard even if align_bytes != 0 and count is smaller than
6575 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
6577 PR rtl-optimization/38495
6578 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
6579 (add_range_and_copies_from_move_list): Print all added ranges.
6580 Add ranges to memory optimized destination.
6582 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6586 * config/i386/i386.c (override_options): Reject
6587 -mstringop-strategy=rep_8byte with -m32.
6588 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
6589 to 1. Do count comparison against epilogue_size_needed at compile
6590 time even when count_exp was constant forced into register. For
6591 size_needed don't jump to epilogue, instead just avoid aligning
6592 and invoke the body algorithm. If need_zero_guard, add zero guard
6593 even if count is non-zero, but smaller than size_needed + number of
6594 bytes that could be stored for alignment.
6595 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
6596 to 1. If need_zero_guard, add zero guard even if count is non-zero,
6597 but smaller than size_needed + number of bytes that could be stored
6598 for alignment. Compare size_needed with epilogue_size_needed instead
6599 of desired_align - align, don't adjust size_needed, pass
6600 epilogue_size_needed to the epilogue expanders.
6603 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
6605 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6607 * pa.c (last_address): Change to unsigned.
6608 (update_total_code_bytes): Change argument to unsigned. Don't
6609 check if insn addresses are set.
6610 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
6611 addresses are not set.
6612 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
6614 2009-01-09 Nick Clifton <nickc@redhat.com>
6616 * config/sh/symbian.c: Replace uses of DECL_INLINE with
6617 DECL_DECLARED_INLINE_P.
6619 2009-01-09 Jakub Jelinek <jakub@redhat.com>
6622 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
6623 GET_MODE (op0) in operand_subword_force calls.
6626 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
6627 fold_convert arg0 operands to TREE_TYPE (op0) first.
6629 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
6631 * params.def (ira-max-conflict-table-size): Decrease default value
6634 2009-01-08 Jakub Jelinek <jakub@redhat.com>
6636 PR tree-optimization/37031
6637 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
6639 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
6640 allocate it using gc instead of heap, use VEC_quick_push instead of
6642 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
6643 instead of heap, use VEC_quick_push instead of VEC_safe_push.
6644 * tree-data-ref.h (struct access_matrix): Change matrix to gc
6645 allocated vector from heap allocated.
6646 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
6647 * tree-loop-linear.c (linear_transform_loops): Allocate nest
6648 vector only after perfect_loop_nest_depth call.
6650 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
6651 Jan Sjodin <jan.sjodin@amd.com>
6653 PR tree-optimization/38559
6654 * graphite.c (debug_value, copy_constraint,
6655 swap_constraint_variables, scale_constraint_variable, ): New.
6656 (get_lower_bound, get_upper_bound): Removed.
6657 (graphite_trans_bb_strip_mine): Clean up this code that works
6658 only for constant number of iterations. Fully copy upper and
6659 lower bound constraints, not only the constant part of them.
6660 * graphite.h (debug_value): Declared.
6662 2009-01-08 Ira Rosen <irar@il.ibm.com>
6664 PR tree-optimization/37194
6665 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6666 Don't add the cost of cost model guard in prologue to scalar
6667 outside cost in case of known number of iterations.
6669 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
6670 Alan Modra <amodra@bigpond.net.au>
6672 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
6673 non-word-aligned REG+CONST addressing.
6675 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6678 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
6679 free_after_compilation when outputting a thunk.
6680 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
6681 Do not call free_after_compilation here.
6683 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
6685 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
6686 (ix86_valid_target_attribute_inner_p): Ditto.
6688 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
6690 PR tree-optimization/38492
6691 PR tree-optimization/38498
6692 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
6693 * tree-chrec.h (scev_is_linear_expression): Declared.
6694 * graphite.c (graphite_cannot_represent_loop_niter): New.
6695 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
6696 (graphite_loop_normal_form): Use gcc_assert.
6697 (scan_tree_for_params): Use CASE_CONVERT.
6698 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
6699 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
6700 Use gcc_assert. Discard scops that contain unhandled cases.
6701 (build_scop_conditions): Return a boolean status for unhandled cases.
6702 (strip_mine_profitable_p): Print the loop number, not its depth.
6703 (is_interchange_valid): Pass the depth of the loop nest, don't
6704 recompute it wrongly.
6705 (graphite_trans_bb_block): Same.
6706 (graphite_trans_bb_block): Print tentative of loop blocking.
6707 (graphite_trans_scop_block): Do not print that the loop has been
6709 (graphite_transform_loops): Do not handle scops that contain condition
6712 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
6714 AVX Programming Reference (December, 2008)
6715 * config/i386/avxintrin.h (_mm256_stream_si256): New.
6716 (_mm256_stream_pd): Likewise.
6717 (_mm256_stream_ps): Likewise.
6719 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
6720 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
6721 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
6722 (bdesc_special_args): Add __builtin_ia32_movntdq256,
6723 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
6724 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
6725 (ix86_expand_special_args_builtin): Likewise.
6727 * config/i386/sse.md (AVXMODEDI): New.
6728 (avx_movnt<mode>): Likewise.
6729 (avx_movnt<mode>): Likewise.
6730 (<sse>_movnt<mode>): Remove AVX support.
6731 (sse2_movntv2di): Likewise.
6733 2009-01-07 Richard Guenther <rguenther@suse.de>
6736 * fold-const.c (extract_muldiv): Remove obsolete comment.
6737 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6738 to PLUS_EXPR canonicalization for the canonicalization.
6740 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
6742 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
6743 hosted cross-compilers generating less efficient code.
6745 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6747 * function.h (rtl_data): Add a dbr_scheduled_p field.
6748 * reorg.c (dbr_schedule): Set it.
6749 (gate_handle_delay_slots): Check it.
6750 * config/mips/mips.c (mips_base_delayed_branch): Delete.
6751 (mips_reorg): Check flag_delayed_branch instead of
6752 mips_base_delayed_branch.
6753 (mips_override_options): Don't set mips_base_delayed_branch
6754 or flag_delayed_branch.
6756 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
6758 PR rtl-optimization/38426.
6759 * ira.c (ira): Set current_function_is_leaf earlier.
6761 2009-01-06 Jakub Jelinek <jakub@redhat.com>
6763 PR rtl-optimization/38722
6764 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
6765 too early, only set a flag and modify after last possible
6768 2009-01-06 Janis Johnson <janis187@us.ibm.com>
6771 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
6772 * real.c (decimal_single_format): Correct values of emin and emax.
6773 (decimal_double_format): Ditto.
6774 (decimal_quad_format): Ditto.
6775 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
6776 computation of DECnn_MIN and DECnn_MAX for corrected values of
6777 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
6778 __DECnn_MIN__, and adjust its computation for the corrected value
6781 2009-01-06 Jan Hubicka <jh@suse.cz>
6784 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
6786 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
6788 * doc/contrib.texi (Contributors): Slightly adjust the end note.
6789 Add Robert Clark to the list of testers.
6791 2009-01-06 Jan Hubicka <jh@suse.cz>
6792 Kai Tietz <kai.tietz@onevision.com>
6794 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
6795 * config/i386/i386.c (ix86_expand_call): Add clobbers.
6797 2009-01-06 Jan Hubicka <jh@suse.cz>
6798 Kai Tietz <kai.tietz@onevision.com>
6800 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
6802 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
6803 (ix86_nsaved_regs): Count only general purpose regs.
6804 (ix86_nsaved_sseregs): New.
6805 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
6806 to 16 for w64; compute padding and size of sse reg save area.
6807 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
6808 general purpose regs.
6809 (ix86_emit_save_sse_regs_using_mov): New.
6810 (ix86_expand_prologue): Save SSE regs if needed.
6811 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
6812 (ix86_emit_restore_sse_regs_using_mov): New.
6813 (ix86_expand_epilogue): Save SSE regs if needed.
6815 2009-01-06 Jan Hubicka <jh@suse.cz>
6816 Kai Tietz <kai.tietz@onevision.com>
6818 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
6819 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
6820 functions when accumulate outgoing args is off.
6822 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6825 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
6826 before using pseudos_have_intersected_live_ranges_p.
6828 * ira-int.h (ira_assert): Always define.
6830 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
6832 AVX Programming Reference (December, 2008)
6833 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
6834 (_mm256_permute2_pd): Likewise.
6835 (_mm_permute2_ps): Likewise.
6836 (_mm256_permute2_ps): Likewise.
6837 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
6838 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
6840 * config/i386/i386.c (ix86_builtins): Remove
6841 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6842 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
6843 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
6844 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
6845 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6846 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
6847 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
6848 __builtin_ia32_vpermil2ps256.
6849 (ix86_init_mmx_sse_builtins): Updated.
6850 (ix86_expand_args_builtin): Likewise.
6852 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6854 * pa.c (output_call): Relocate non-jump insns in the delay slot of
6855 long absolute calls when generating PA 2.0 code.
6857 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
6859 PR rtl-optimization/38583
6860 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
6862 * params.def (ira-max-conflict-table-size): New.
6864 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
6866 * ira.h (ira_conflicts_p): New external definition.
6868 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
6869 table. Report this. Return result of building.
6870 (ira_build_conflicts): Use ira_conflicts_p. Check result of
6871 building conflict table.
6873 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
6874 (ira_color): Use ira_conflicts_p.
6876 * global.c: Include ira.h.
6877 (pseudo_for_reload_consideration_p, build_insn_chain): Use
6880 * Makefile.in (global.o): Add ira.h.
6882 * ira-build.c (mark_all_loops_for_removal,
6883 propagate_some_info_from_allocno): New.
6884 (remove_unnecessary_allocnos): Call
6885 propagate_some_info_from_allocno.
6886 (remove_low_level_allocnos): New.
6887 (remove_unnecessary_regions): Add parameter. Call
6888 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
6889 parameter to remove_unnecessary_regions.
6890 (ira_build): Remove all regions but root if the conflict table was
6891 not built. Update conflict hard regs for allocnos crossing calls.
6893 * ira.c (ira_conflicts_p): New global.
6894 (ira): Define and use ira_conflicts_p.
6896 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
6897 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
6898 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
6900 2009-01-06 Ben Elliston <bje@au.ibm.com>
6902 * gengtype-lex.l (YY_NO_INPUT): Define.
6904 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6907 * c-common.c (handle_vector_size_attribute): Also reject
6910 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
6912 PR tree-optimization/38492
6913 * graphite.c (rename_map_elt, debug_rename_elt,
6914 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
6915 rename_map_elt_info, eq_rename_map_elts,
6916 get_new_name_from_old_name, bb_in_sese_p): Moved around.
6917 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
6918 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
6919 (sese_build_livein_liveouts): New.
6920 (new_sese, free_sese): New.
6921 (new_scop): Call new_sese.
6922 (free_scop): Call free_sese.
6923 (rename_variables_from_edge, rename_phis_end_scop): Removed.
6924 (register_old_new_names): Renamed register_old_and_new_names.
6925 (register_scop_liveout_renames, add_loop_exit_phis,
6926 insert_loop_close_phis, struct igp,
6927 default_liveout_before_guard, add_guard_exit_phis,
6928 insert_guard_phis, copy_renames): New.
6929 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
6930 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
6931 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
6932 (scop_adjust_phis_for_liveouts): New.
6933 (gloog): Call scop_adjust_phis_for_liveouts.
6935 * graphite.h (struct sese): Documented. Added fields liveout,
6937 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
6938 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
6939 (struct scop): Added field liveout_renames.
6940 (SCOP_LIVEOUT_RENAMES): New.
6942 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6944 PR tree-optimization/38510
6945 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
6946 (translate_clast): Call recompute_all_dominators before
6948 (gloog): Call recompute_all_dominators before graphite_verify.
6950 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
6951 Jan Sjodin <jan.sjodin@amd.com>
6953 PR tree-optimization/38500
6954 * graphite.c (create_sese_edges): Call fix_loop_structure after
6957 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6959 * config.gcc: Add m32r*-*-rtems*.
6960 * config/m32r/rtems.h: New file.
6962 2009-01-05 Ben Elliston <bje@au.ibm.com>
6964 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
6965 (.po.pox): Likewise.
6966 (po/gcc.pot): Likewise.
6968 2009-01-04 David S. Miller <davem@davemloft.net>
6970 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
6971 (STARTING_FRAME_OFFSET): Always set to zero.
6973 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6975 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
6976 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
6977 fixed-point types, and vectors of the same.
6979 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
6981 * config/mips/sync.md (*mb_barrier): Rename to...
6982 (*memory_barrier): ...this.
6984 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
6986 * doc/extend.texi (Function Attributes): Move @cindex after @item
6987 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
6988 and put in alphabetical order. Fix 'target' name and put in order.
6989 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
6992 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
6994 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
6995 (memory_barrier): Expand as unspec instead of unspec_volatile.
6996 Remove mem:BLK from insn operands. Use Pmode scratch register.
6997 (*memory_barrier): Define as unspec instead of unspec_volatile.
6998 Use (match_dup 0) as input operand.
7000 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
7001 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
7002 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
7003 scratch register. Remove operand 1.
7004 (*stbar): Define as unspec instead of unspec_volatile.
7005 Use (match_dup 0) as input operand, remove (const_int 8).
7006 (*membar): Define as unspec instead of unspec_volatile.
7007 Use (match_dup 0) as input operand, remove input operand 2.
7009 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
7010 (memory_barrier): Expand as unspec instead of unspec_volatile.
7011 Remove mem:BLK from insn operands. Use Pmode scratch register.
7012 (*memory_barrier): Define as unspec instead of unspec_volatile.
7013 Use (match_dup 0) as input operand.
7015 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
7016 Remove mem:BLK from insn operands. Use Pmode scratch register.
7017 Set volatile flag on operand 0.
7018 (*memory_barrier): New insn pattern.
7020 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
7022 (*memory_barrier): Use (match_dup 0) as input operand.
7024 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
7025 Remove mem:BLK from insn operands. Use Pmode scratch register.
7026 Set volatile flag on operand 0.
7027 (*mb_internal): New insn pattern.
7029 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
7031 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7034 * function.c (struct temp_slot): Move to the section of the file
7035 that deals with temp slots. Remove field 'address'.
7036 (temp_slot_address_table): New hash table of address -> temp slot.
7037 (struct temp_slot_address_entry): New struct, items for the table.
7038 (temp_slot_address_compute_hash, temp_slot_address_hash,
7039 temp_slot_address_eq, insert_temp_slot_address): Support functions
7041 (find_temp_slot_from_address): Rewrite to use the new hash table.
7042 (remove_unused_temp_slot_addresses): Remove addresses of temp
7043 slots that have been made available.
7044 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
7045 worker function for remove_unused_temp_slot_addresses.
7046 (assign_stack_temp_for_type): Don't clear the temp slot address list.
7047 Add the temp slot address to the address -> temp slot map.
7048 (update_temp_slot_address): Update via insert_temp_slot_address.
7049 (free_temp_slots): Call remove_unused_temp_slot_addresses.
7050 (pop_temp_slots): Likewise.
7051 (init_temp_slots): Allocate the address -> temp slot map, or empty
7052 the map if it is already allocated.
7053 (prepare_function_start): Initialize temp slot processing.
7055 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
7058 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
7059 Calculate the size of all stack vars assuming no packing of stack
7060 vars will happen, replacing a quadratic algorithm with a linear one.
7062 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7065 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
7068 2009-01-03 Diego Novillo <dnovillo@google.com>
7070 * doc/contrib.texi: Update contributions.
7072 2009-01-03 Jakub Jelinek <jakub@redhat.com>
7075 * builtins.c (fold_builtin_memory_op): Give up if either operand
7076 is volatile. Set srctype or desttype to non-qualified version
7080 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
7083 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
7085 PR rtl-optimization/35805
7086 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
7087 problem if fast dce is able to remove any instructions.
7088 * dce.c (dce_process_block): Fix dump message.
7090 2009-01-02 Mark Mitchell <mark@codesourcery.com>
7093 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
7095 2009-01-02 Jakub Jelinek <jakub@redhat.com>
7098 * tree-flow.h (op_code_prio, op_prio): New prototypes.
7099 * tree-pretty-print.c (op_code_prio): New function.
7100 (op_prio): No longer static. Use op_code_prio.
7101 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
7102 Use op_prio and op_code_prio to determine if () should be
7103 printed around operand(s) or not.
7105 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
7106 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
7107 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
7108 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
7109 pp_character instead of pp_string for single letter printing.
7111 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
7113 * doc/extend.texi: Fix '#pragma GCC option' typo.
7115 2009-01-02 Richard Guenther <rguenther@suse.de>
7117 * doc/install.texi (--enable-checking): Mention different
7119 (--enable-stage1-checking): Document.
7121 2009-01-01 Andrew Pinski <pinskia@gmail.com>
7124 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
7125 case to be an error.
7127 2009-01-02 Ben Elliston <bje@au.ibm.com>
7129 * config/fp-bit.h (pack_d): Constify argument.
7130 * config/fp-bit.c (makenan): Constify return type. Remove casts.
7131 (isnan): Constify argument.
7135 (_fpadd_parts): Constify return type.
7136 (_fpmul_parts): Likewise.
7137 (_fpdiv_parts): Likewise.
7139 2009-01-01 Jakub Jelinek <jakub@redhat.com>
7142 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
7143 warn about overwriting initializer with side-effects or
7144 -Woverride-init if !IMPLICIT.
7145 (output_init_element): Likewise. Pass IMPLICIT down to
7147 (process_init_element): Add IMPLICIT argument. Pass it down
7148 to output_init_element.
7149 (push_init_element, pop_init_level, set_designator): Adjust
7150 process_init_element callers.
7151 (set_nonincremental_init, set_nonincremental_init_from_string):
7152 Adjust add_pending_init callers.
7153 (output_pending_init_elements): Adjust output_init_element callers.
7154 * c-tree.h (process_init_element): Adjust prototype.
7155 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
7156 process_init_element callers.