1 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
4 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
5 * config/arm/arm-tune.md: Regenerate.
7 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
8 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9 block if there are complex incoming edges.
10 (sel_merge_blocks): Remove useless assert.
11 (sel_redirect_edge_and_branch): Check that edge was redirected.
12 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
13 (sel_find_rgns): Delete declaration.
14 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
15 the region when it is not a preheader.
17 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22 2009-04-28 Richard Guenther <rguenther@suse.de>
24 * tree.h (SSA_NAME_VALUE): Remove.
25 (struct tree_ssa_name): Remove value_handle member.
26 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
27 array for jump threading.
28 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
30 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
31 * tree-flow.h (threadedge_initialize_values): Declare.
32 (threadedge_finalize_values): Likewise.
33 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
34 (SSA_NAME_VALUE): Define.
35 (threadedge_initialize_values): New function.
36 (threadedge_finalize_values): Likewise.
37 * tree-ssa-dom.c (ssa_name_values): New global variable.
38 (SSA_NAME_VALUE): Define.
39 (tree_ssa_dominator_optimize): Initialize/free the value-handle
42 2009-04-28 Ira Rosen <irar@il.ibm.com>
44 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
45 Use REPORT_VECTORIZED_LOCATIONS instead
46 REPORT_VECTORIZED_LOOPS.
47 * tree-vectorizer.c (vect_verbosity_level): Make static.
48 (vect_loop_location): Rename to vect_location.
49 (vect_set_verbosity_level): Update comment.
50 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
52 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
53 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
54 instead REPORT_UNVECTORIZED_LOOPS.
55 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
56 vect_loop_def to vect_external_def and vect_internal_def.
57 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
58 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
59 REPORT_UNVECTORIZED_LOCATIONS.
60 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
61 and vect_used_in_loop and to vect_unused_in_scope and
63 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
64 (vect_verbosity_level): Remove declaration.
65 (vect_analyze_operations): Likewise.
66 (vect_analyze_stmt): Declare.
67 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
68 REPORT_UNVECTORIZED_LOCATIONS.
69 (vect_get_loop_niters): Fix indentation.
70 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
71 (vect_analyze_loop_operations): New function.
72 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
73 vect_analyze_operations.
74 (vect_is_simple_reduction): Use new names.
75 (vectorizable_live_operation, vect_transform_loop): Likewise.
76 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
77 specify whether the data references can be a part of interleaving chain.
78 (vect_analyze_data_ref_dependence): Use new names.
79 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
80 (vect_create_addr_base_for_vector_ref): Remove redundant code.
81 * tree-vect-patterns.c (widened_name_p): Use new names.
82 (vect_recog_dot_prod_pattern): Likewise.
83 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
84 (process_use, vect_mark_stmts_to_be_vectorized,
85 vect_model_simple_cost, vect_model_store_cost,
86 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
87 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
88 vectorizable_operation, vectorizable_type_demotion,
89 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
90 vectorizable_condition): Likewise.
91 (vect_analyze_operations): Split into vect_analyze_loop_operations
93 (vect_analyze_stmt): ... new function.
94 (new_stmt_vec_info): Use new names.
95 (vect_is_simple_use): Use new names and fix comment.
96 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
97 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
99 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
103 and integer modes for x87 operands. Do not ICE for unsupported size,
104 generate error instead. Generate error for unsupported operand types.
105 ['z']: Do not handle HImode memory operands specially. Warning
106 for floating-point operands. Fallthru to 'Z' for unsupported operand
107 types. Do not ICE for unsupported size, generate error instead.
108 (output_387_binary_op): Use %Z to output operands.
109 (output_fp_compare): Ditto.
110 (output_387_reg_move): Ditto.
112 2009-04-28 Ben Elliston <bje@au.ibm.com>
117 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
119 * builtins.c (c_strlen): Do not warn here.
120 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
121 * c-common.c (pointer_int_sum): Take an explicit location.
122 Warn about offsets out of bounds.
123 * c-common.h (pointer_int_sum): Adjust declaration.
125 2009-04-27 Ian Lance Taylor <iant@google.com>
127 * collect2.c (is_ctor_dtor): Change type of ret field in struct
129 * dce.c (run_fast_df_dce): Change type of old_flags to int.
130 * df-core.c (df_set_flags): Change return type to int. Change
131 type of old_flags to int.
132 (df_clear_flags): Likewise.
133 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
134 (df_get_conditional_uses): Likewise.
135 * df.h (df_set_flags, df_clear_flags): Update declarations.
136 * dwarf2out.c (struct indirect_string_node): Change type of form
137 field to enum dwarf_form.
138 (AT_string_form): Change return type to enum dwarf_form.
139 * fixed-value.c (fixed_compare): Add cast to enum type.
140 * fwprop.c (update_df): Change 0 to VOIDmode.
141 * gensupport.c: Change 0 to UNKNOWN.
142 * gimple.h (gimple_cond_code): Add cast to enum type.
143 * haifa-sched.c (reemit_notes): Add cast to enum type.
144 * hooks.c (hook_int_void_no_regs): Remove function.
145 * hooks.h (hook_int_void_no_regs): Remove declaration.
146 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
147 * predict.c (combine_predictions_for_insn): Add casts to enum type.
148 * real.c (real_arithmetic): Add cast to enum type.
149 (real_compare): Likewise.
150 * target.h (struct gcc_target): Change return type of
151 branch_target_register_class to enum reg_class.
152 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
153 default_branch_target_register_class.
154 * targhooks.c (default_branch_target_register_class): New function.
155 * targhooks.h (default_branch_target_register_class): Declare.
156 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
157 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
159 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
161 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
162 vect_uninitialized_def. Change 0 to ERROR_MARK.
163 * tree-vect-stmts.c (supportable_widening_operation): Don't
164 initialize icode1 and icode2.
165 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
166 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
168 (cmn_err_flag_specs): Change 0 to STD_C89.
169 (cmn_err_char_table): Likewise.
170 * config/arm/arm.c (get_arm_condition_code): Change type of code
171 to enum arm_cond_code.
172 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
173 (IWMMXT_BUILTIN2): Likewise.
174 (neon_builtin_type_bits): Don't define typedef.
175 (neon_builtin_datum): Change type of bits field to int.
176 (arm_expand_neon_args): Add cast to enum type.
177 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
179 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
181 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
183 * config/mips/mips.md (jal_macro): Return enum constant.
184 (single_insn): Likewise.
185 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
187 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
189 * config/s390/s390.c (s390_tune_flags): Change type to int.
190 (s390_arch_flags): Likewise.
191 (s390_handle_arch_option): Change flags field of struct pta to int.
192 * config/s390/s390.h (s390_tune_flags): Update declaration.
193 (s390_arch_flags): Likewise.
194 * config/sh/sh.c (prepare_move_operands): Compare
195 tls_symbolic_operand result with enum constant.
196 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
197 (sh_expand_prologue): Add cast to enum type.
198 (sh_expand_epilogue): Likewise.
199 (tls_symbolic_operand): Change return type to enum tls_model.
200 (fpscr_set_from_mem): Add cast to enum type.
201 (legitimize_pic_address): Compare tls_symbolic_operand result with
203 (sh_target_reg_class): Change return type to enum reg_class.
204 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
206 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
207 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
208 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
209 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
210 (delayed_branch, tls_call_delay): Likewise.
211 (eligible_for_sibcall_delay): Likewise.
212 (eligible_for_return_delay): Likewise.
213 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
214 (spu_expand_builtin_1): Likewise.
216 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
217 for all types of conversions.
218 (output_init_element): Issue -Wc++-compat warning if needed when
219 initializing a bitfield with enum type.
220 * c-parser.c (c_parser_expression): Set original_type to
221 original_type of right hand operand of comman operator.
223 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
225 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
227 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
228 * doc/cpp.texi (Standard Predefined Macros)
229 (Implementation-defined behavior): Likewise.
230 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
231 * doc/gimple.texi (GIMPLE Exception Handling)
232 (@code{GIMPLE_ASSIGN}): Likewise.
233 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
234 * doc/invoke.texi (Warning Options, Optimize Options)
235 (AVR Options, Darwin Options): Likewise.
236 (Optimize Options): Reformulate -fwhole-program description.
237 * doc/loop.texi (Lambda): Likewise.
238 * doc/md.texi (Output Template, Define Constraints)
239 (Standard Names, Insn Splitting): Likewise.
240 * doc/options.texi (Option properties): Likewise.
241 * doc/passes.texi (Tree-SSA passes): Likewise.
242 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
243 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
244 (File Names and DBX): Likewise.
245 * doc/trouble.texi (Incompatibilities): Likewise.
247 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
249 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
250 instruction is correct.
252 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
254 Allow non-constant arguments to conversion intrinsics.
255 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
256 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
257 * spu.c (print_operand): Handle 'v' and 'w'.
258 (exp2_immediate_p, spu_gen_exp2): Define.
259 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
260 spu_convtf_1): Update parameter descriptions.
261 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
262 * constraints.md ('v', 'w'): New.
263 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
265 (i2f, I2F): New define_mode_attr.
266 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
267 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
268 fixuns_truncv4sfv4si2): Update to use mode attribute.
269 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
270 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
271 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
272 patterns for combine.
274 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
276 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
277 (cprop, hoist, pre, store_motion): New debug counters.
278 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
279 is not an RTL pass anymore.
280 (pass_profiling): Remove extern decl for pass removed in 2005.
281 (pass_gcse, pass_jump_bypass): Remove.
282 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
283 to 0 for clean state.
284 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
285 * cse.c (gate_handle_cse_after_global_opts,
286 rest_of_handle_cse_after_global_opts): New functions.
287 (pass_cse_after_global_opts): New pass, does local CSE.
288 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
289 (TV_CPROP): New timevar.
290 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
291 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
292 (gcse_main, recompute_all_luids): Remove.
293 (compute_hash_table_work): Call max_reg_num instead of reading
295 (cprop_jump): Don't set run_jump_opt_after_gcse.
296 (constprop_register): Always allow to alter jumps.
297 (cprop_insn): Likewise.
298 (do_local_cprop): Likewise.
299 (local_cprop_pass): Likewise. Return non-zero if something changed.
300 (cprop): Remove function, fold interesting bits into one_cprop_pass.
301 (find_implicit_sets): Add note about missed optimization opportunity.
302 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
303 pass_rtl_cprop execute function.
304 Don't bother tracking the pass number, each pass gets its own dumpfile
306 Always allow to alter jumpsand bypass jumps.
307 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
308 will just find no suitable set.
309 (pre_edge_insert): Fix dumping, this function is for PRE only.
310 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
311 pass_rtl_pre execute function.
312 (hoist_code): Return non-zero if something changed. Keep track of
313 substitutions and insertions for statistics gathering similar to PRE.
314 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
315 called from the pass_rtl_hoist execute function. Show pass statistics.
316 (compute_store_table): Use max_reg_num directly instead of using the
317 formerly global max_gcse_regno.
318 (build_store_vectors): Likewise.
319 (replace_store_insn): Fix dumping.
320 (store_motion): Rename to ...
321 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
322 pass, called from the pass_rtl_store_motion execute function. Keep
323 track of substitutions and insertions for statistics gathering similar
325 (bypass_jumps): Remove, fold interesting bits into ...
326 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
327 from the pass_rtl_cprop execute function.
328 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
329 pass_jump_bypass): Remove.
330 (gate_handle_gcse, rest_of_handle_gcse): Remove.
331 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
332 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
333 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
334 (gate_rtl_store_motion, execute_rtl_store_motion,
335 pass_rtl_store_motion): New.
336 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
337 make it clear that -fcse-skip-blocks is a no-op for backward compat.
338 * passes.c (init_optimization_passes): Remove pass_gcse and
339 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
340 and cse_after_global_opts in place of pass_gcse. Schedule cprop
341 instead of pass_jump_bypass.
343 2009-04-27 Richard Guenther <rguenther@suse.de>
346 * gimplify.c (gimplify_expr): If we are required to create
347 a temporary make sure it ends up as register.
349 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
352 * config/i386/i386.c (construct_container): Don't call
353 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
354 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
356 2009-04-27 Michael Matz <matz@suse.de>
358 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
359 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
360 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
361 (dump_replaceable_exprs): Take a bitmap.
362 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
364 (expand_gimple_basic_block): Likewise.
365 * tree-ssa-ter.c (struct temp_expr_table_d): Make
366 replaceable_expressions member a bitmap.
367 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
368 (mark_replaceable): Likewise.
369 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
370 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
372 2009-04-27 Richard Guenther <rguenther@suse.de>
374 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
375 (verify_stmts): Dispatch to gimple/type verification code.
376 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
377 issue with call argument types.
379 2009-04-27 Michael Matz <matz@suse.de>
381 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
382 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
385 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
386 Eric Botcazou <ebotcazou@adacore.com>
388 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
389 a label's basic block.
390 (mark_target_live_regs): Tidy and rework obsolete comments.
391 Change back DF problem to LIVE. If a label starts a basic block,
392 assume that all registers that used to be live then still are.
393 (init_resource_info): If a label starts a basic block, set its
394 BLOCK_FOR_INSN accordingly.
395 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
397 2009-04-27 Richard Guenther <rguenther@suse.de>
399 * tree-flow-inline.h (function_ann): Remove.
400 (get_function_ann): Likewise.
401 * tree-dfa.c (create_function_ann): Remove.
402 * tree-flow.h (struct static_var_ann_d): Remove.
403 (struct function_ann_d): Likewise.
404 (union tree_ann_d): Remove fdecl member.
405 (function_ann_t): Remove.
406 (function_ann, get_function_ann, create_function_ann): Remove
409 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
411 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
413 2009-04-27 Jan Hubicka <jh@suse.cz>
415 * ipa-pure-const.c (struct funct_state_d): New fields
416 state_previously_known, looping_previously_known; remove
418 (analyze_function): Use new fields.
419 (propagate): Avoid assumption that state_set_in_source imply
422 * tree-ssa-loop-niter.c (finite_loop_p): New function.
423 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
424 * cfgloop.h (finite_loop_p): Declare.
426 2009-04-26 Michael Matz <matz@suse.de>
428 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
430 2009-04-26 Michael Matz <matz@suse.de>
432 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
433 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
434 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
435 pass_mark_used_blocks): Remove.
436 * tree-optimize.c (pass_free_datastructures,
437 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
438 * passes.c (init_optimization_passes): Don't call
439 pass_mark_used_blocks, remove dead code.
441 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
443 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
444 * tree-ssa-live.h (register_ssa_partition): Likewise.
446 2009-04-26 Michael Matz <matz@suse.de>
449 * builtins.c (fold_builtin_next_arg): Handle SSA names.
450 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
451 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
453 (compare_pairs): Swap cost comparison.
454 (coalesce_ssa_name): Don't use change_partition_var.
455 * tree-nrv.c (struct nrv_data): Add modified member.
456 (finalize_nrv_r): Set it.
457 (tree_nrv): Use it to update statements.
458 (pass_nrv): Require PROP_ssa.
459 * tree-mudflap.c (mf_decl_cache_locals,
460 mf_build_check_statement_for): Use make_rename_temp.
461 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
462 * alias.c (find_base_decl): Handle SSA names.
463 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
464 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
465 * rtl.h (set_reg_attrs_for_parm): Declare.
466 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
467 to "optimized", remove unused locals at finish.
468 (execute_free_datastructures): Make global, call
469 delete_tree_cfg_annotations.
470 (execute_free_cfg_annotations): Don't call
471 delete_tree_cfg_annotations.
473 * ssaexpand.h: New file.
474 * expr.c (toplevel): Include ssaexpand.h.
475 (expand_assignment): Handle SSA names the same as register variables.
476 (expand_expr_real_1): Expand SSA names.
477 * cfgexpand.c (toplevel): Include ssaexpand.h.
478 (SA): New global variable.
479 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
481 (set_rtl): New helper function.
482 (add_stack_var): Deal with SSA names, use set_rtl.
483 (expand_one_stack_var_at): Likewise.
484 (expand_one_stack_var): Deal with SSA names.
485 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
486 before unique numbers.
487 (expand_stack_vars): Use set_rtl.
488 (expand_one_var): Accept SSA names, add asserts for them, feed them
489 to above subroutines.
490 (expand_used_vars): Expand all partitions (without default defs),
491 then only the local decls (ignoring those expanded already).
492 (expand_gimple_cond): Remove edges when jumpif() expands an
494 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
495 or remove abnormal edges. Ignore insns setting the LHS of a TERed
497 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
498 members of SA; deal with PARM_DECL partitions here; expand
499 all PHI nodes, free tree datastructures and SA. Commit instructions
500 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
501 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
502 info and statements at start, collect garbage at finish.
503 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
504 (VAR_ANN_PARTITION) Remove.
505 (change_partition_var): Don't declare.
506 (partition_to_var): Always return SSA names.
507 (var_to_partition): Only accept SSA names.
508 (register_ssa_partition): Only check argument.
509 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
511 (delete_var_map): Don't free it.
512 (var_union): Only accept SSA names, simplify.
513 (partition_view_init): Mark only useful SSA names as used.
514 (partition_view_fini): Only deal with SSA names.
515 (change_partition_var): Remove.
516 (dump_var_map): Use ssa_name instead of partition_to_var member.
517 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
519 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
520 (struct _elim_graph): New member const_dests; nodes member vector of
522 (set_location_for_edge): New static helper.
523 (create_temp): Remove.
524 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
525 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
526 (new_elim_graph): Allocate const_dests member.
527 (clean_elim_graph): Truncate const_dests member.
528 (delete_elim_graph): Free const_dests member.
529 (elim_graph_size): Adapt to new type of nodes member.
530 (elim_graph_add_node): Likewise.
531 (eliminate_name): Likewise.
532 (eliminate_build): Don't take basic block argument, deal only with
533 partition numbers, not variables.
534 (get_temp_reg): New static helper.
535 (elim_create): Use it, deal with RTL temporaries instead of trees.
536 (eliminate_phi): Adjust all calls to new signature.
537 (assign_vars, replace_use_variable, replace_def_variable): Remove.
538 (rewrite_trees): Only do checking.
539 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
540 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
541 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
542 contains_tree_r, MAX_STMTS_IN_LATCH,
543 process_single_block_loop_latch, analyze_edges_for_bb,
544 perform_edge_inserts): Remove.
545 (expand_phi_nodes): New global function.
546 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
547 functions, initialize new parameter, remember partitions having a
549 (finish_out_of_ssa): New global function.
550 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
551 don't reset in_ssa_p here, don't disable TER when mudflap.
552 (pass_del_ssa): Remove.
553 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
555 (execute_free_datastructures): Declare.
556 * Makefile.in (SSAEXPAND_H): New variable.
557 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
558 * basic-block.h (commit_one_edge_insertion): Declare.
559 * passes.c (init_optimization_passes): Move pass_nrv and
560 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
561 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
562 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
563 (redirect_branch_edge): Deal with super block when expanding, split
564 out jump patching itself into ...
565 (patch_jump_insn): ... here, new static helper.
567 2009-04-26 Michael Matz <matz@suse.de>
569 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
570 beyond num_ssa_names.
571 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
572 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
574 2009-04-26 Jakub Jelinek <jakub@redhat.com>
577 * fwprop.c (forward_propagate_asm): New function.
578 (forward_propagate_and_simplify): Propagate also into __asm, if it
579 doesn't increase the number of referenced registers.
582 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
584 2009-04-26 Jakub Jelinek <jakub@redhat.com>
586 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
587 note_nonlocal_vla_type for nonlocal VLAs.
588 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
589 contains_remapped_vars, remap_vla_decls): New functions.
590 (convert_nonlocal_reference_stmt): If not optimizing, call
591 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
592 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
593 if it wasn't found in var_map.
594 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
595 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
596 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
598 * gimplify.c (nonlocal_vlas): New variable.
599 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
601 (gimplify_body): Create and destroy nonlocal_vlas.
603 * dwarf2out.c (loc_descr_plus_const): New function.
604 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
605 mem_loc_descriptor, loc_descriptor_from_tree_1,
606 descr_info_loc, gen_variable_die): Use it.
608 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
609 !TREE_STATIC VAR_DECLs.
610 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
611 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
612 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
613 DECL_BY_REFERENCE is valid.
614 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
615 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
616 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
617 Copy DECL_BY_REFERENCE.
618 (struct nesting_copy_body_data): New type.
619 (nesting_copy_decl): New function.
620 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
621 if they have variable length.
623 2009-04-26 Michael Matz <matz@suse.de>
625 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
626 mark new temporaries for renaming.
628 2009-04-26 Joseph Myers <joseph@codesourcery.com>
631 * c-decl.c (global_bindings_p): Return negative value.
632 (c_variable_size): New. Based on variable_size from
634 (grokdeclarator): Call c_variable_size not variable_size.
636 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
638 * config/i386/i386.c (print_operand) ['z']: Fix typo.
640 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
642 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
643 Redefine it to just use mingw/include.
644 (ASM_SPEC): Rules for -m32 and -m64.
645 (LINK_SPEC): Use Likewise.
646 (SPEC_32): New define.
648 (SUB_LINK_SPEC): Likewise.
649 (MULTILIB_DEFAULTS): New define.
650 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
651 Add multilib options.
652 (MULTILIB_DIRNAMES): Likewise.
653 (MULTILIB_OSDIRNAMES): Likewise.
655 (INSTALL_LIBGCC): Likewise.
657 2009-04-26 Joseph Myers <joseph@codesourcery.com>
660 * c-tree.h (enum c_inline_static_type): New.
661 (record_inline_static): Declare.
662 * c-decl.c (struct c_inline_static, c_inline_statics,
663 record_inline_static, check_inline_statics): New.
664 (pop_file_scope): Call check_inline_statics.
665 (start_decl): Call record_inline_static instead of pedwarning
666 directly for static in inline function.
667 * c-typeck.c (build_external_ref): Call record_inline_static
668 instead of pedwarning directly for static referenced in inline
671 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
673 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
674 not new but only being rescanned.
675 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
676 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
677 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
678 record_set_info, compute_set, grealloc): Remove.
679 (recompute_all_luids): New function.
680 (gcse_main): Don't compute sets, and don't do related memory
681 allocations/free-ing. If something changed before the end of the
682 pass, update LUIDs using recompute_all_luids.
683 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
684 (free_gcse_mem): Don't free it either.
685 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
686 Use the df insn LUIDs.
687 (load_killed_in_block): Likewise.
688 (compute_hash_table_work): Don't compute reg_set_in_block.
689 (compute_transp): Use DF_REG_DEF_CHAINs.
690 (local_cprop_pass): Don't use compute_sets and related functions.
691 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
692 Use get_max_uid() instead of max_cuid.
693 (insert_insn_end_basic_block, pre_insert_copy_insn,
694 update_ld_motion_stores): Don't try to
695 keep reg_set tables up to date.
696 (pre_insert_copies): Use df insn LUIDs.
697 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
698 (reg_set_info): Don't use extra bitmap argument.
699 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
700 information to compute regs_set_in_block.
701 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
702 (bypass_jumps): Don't use compute_sets and friends.
704 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
707 * opts.c (undocumented_msg): Do not leave blank even with
710 2009-04-25 Joseph Myers <joseph@codesourcery.com>
712 * c-decl.c (build_enumerator): Allow values folding to integer
713 constants but not integer constant expressions with a pedwarn if
716 2009-04-25 Joseph Myers <joseph@codesourcery.com>
719 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
720 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
721 type is an integer constant.
723 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
726 * config/i386/i386.c (print_operand) ['z']: Revert handling of
729 2009-04-25 Joseph Myers <joseph@codesourcery.com>
732 * c-decl.c (grokdeclarator): Diagnose declarations of functions
733 with variably modified return type and no storage class
734 specifiers, except for the case of nested functions. Distinguish
735 extern declarations of functions with variably modified return
736 types from those of objects with variably modified types.
738 2009-04-25 Jan Hubicka <jh@suse.cz>
740 * tree.c (list_equal_p): New function.
741 * tree.h (list_equal_p): Declare.
742 * coretypes.h (edge_def, edge, const_edge, basic_block_def
743 basic_block_def, basic_block, const_basic_block): New.
744 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
745 (redirect_eh_edge): New function.
746 (make_eh_edge_update_phi): EH edges are not abnormal.
747 * except.c: Include tree-flow.h.
748 (list_match): New function.
749 (eh_region_replaceable_by_p): New function.
750 (replace_region): New function.
751 (hash_type_list): New function.
752 (hash_eh_region): New function.
753 (eh_regions_equal_p): New function.
754 (merge_peers): New function.
755 (remove_unreachable_regions): Verify EH tree when checking;
757 (copy_eh_region_1): New function.
758 (copy_eh_region): New function.
759 (push_reachable_handler): New function.
760 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
761 regions without label but with live RESX.
762 * except.h (redirect_eh_edge_to_label): New.
763 * tree-flow.h (redirect_eh_edge): New.
764 * coretypes.h (edge_def, edge, const_edge, basic_block_def
765 basic_block_def, basic_block, const_basic_block): Remove.
766 * Makefile.in (except.o): Add dependency on tree-flow.h
767 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
768 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
771 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
774 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
775 on the destination of memcpy.
777 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
779 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
780 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
781 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
783 2009-04-25 Jan Hubicka <jh@suse.cz>
785 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
786 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
787 to be reached by different label than left.
788 (update_eh_edges): Update comment; remove edge_to_remove if possible
789 and return true if suceeded.
790 (cleanup_empty_eh): Accept sharing map; handle shared regions.
791 (cleanup_eh): Compute sharing map.
792 * except.c (remove_eh_handler_and_replace): Add argument if we should
794 (remove_unreachable_regions): Update for label sharing.
795 (label_to_region_map): Likewise.
796 (get_next_region_sharing_label): New function.
797 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
799 (remove_eh_handler): Update.
800 (remove_eh_region_and_replace_by_outer_of): New function.
801 * except.h (struct eh_region): Add next_region_sharing_label.
802 (remove_eh_region_and_replace_by_outer_of,
803 get_next_region_sharing_label): Declare.
804 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
806 2009-04-25 Jan Hubicka <jh@suse.cz>
808 * tree-cfg.c (split_critical_edges): Split also edges where we can't
809 insert code even if they are not critical.
811 2009-04-25 Jan Hubicka <jh@suse.cz>
813 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
814 (gimple_can_remove_branch_p): EH edges won't remove branch by
816 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
817 updating of non-abnormal EH edges.
818 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
819 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
820 (split_critical_edges): Split also edges where emitting code on them
821 will lead to splitting later.
823 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
824 H.J. Lu <hongjiu.lu@intel.com>
827 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
828 the configured assembler supports fildq and fistpq mnemonics.
829 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
830 * configure: Regenerated.
833 * config/i386/i386.c (print_operand): Handle 'Z'.
834 ['z']: Remove handling of special fild/fist suffixes.
835 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
836 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
838 (*floatsi<mode>2_vector_mixed): Ditto.
839 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
840 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
841 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
842 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
843 * config/i386/gas.h (GAS_MNEMONICS): Remove.
845 2009-04-25 Ben Elliston <bje@au.ibm.com>
847 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
848 the source of a set operation.
850 2009-04-25 Anatoly Sokolov <aesok@post.ru>
852 * target.h (struct gcc_target): Add case_values_threshold field.
853 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
854 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
855 * targhooks.c (default_case_values_threshold): New function.
856 * targhooks.h (default_case_values_threshold): Declare function.
857 * stmt.c (expand_case): Use case_values_threshold target hook.
858 * expr.h (case_values_threshold): Remove declartation.
859 * expr.c (case_values_threshold): Remove function.
860 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
862 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
863 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
864 (avr_case_values_threshold): Declare as static.
865 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
867 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
868 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
869 (mn10300_case_values_threshold): New function.
871 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
873 * ira.c (setup_cover_and_important_classes): Add enum cast.
875 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
877 * genpreds.c (write_enum_constraint_num): Output definition of
878 CONSTRAINT_NUM_DEFINED_P macro.
879 * ira.c (setup_cover_and_important_classes): Use
880 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
882 2009-04-24 DJ Delorie <dj@redhat.com>
884 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
885 __SH2A_SINGLE_ONLY__ also.
887 2009-04-24 Steve Ellcey <sje@cup.hp.com>
889 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
890 (movdf_internal): Ditto.
891 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
892 SFmode and DFmode constants.
893 (ia64_print_operand): Add 'G' format for printing
894 floating point constants.
896 2009-04-24 Richard Guenther <rguenther@suse.de>
898 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
899 from unsigned additions.
901 2009-04-24 Joseph Myers <joseph@codesourcery.com>
903 * c-typeck.c (set_init_index): Allow array designators that are
904 not integer constant expressions with a pedwarn if pedantic.
906 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
908 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
909 zero if no overlap in nonzero bits between the operands.
911 2009-04-24 Ian Lance Taylor <iant@google.com>
913 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
914 (record_dead_and_set_regs): Likewise.
915 * df.h (struct df_mw_hardreg): Change flags field to int.
916 (struct df_base_ref): Likewise.
917 (struct df): Change changeable_flags field to int.
918 * df-scan.c (df_defs_record): Change clobber_flags to int.
919 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
920 constants rather than #define macros.
921 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
922 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
923 (enum dwarf_calling_convention): Likewise.
924 (enum dwarf_line_number_x_ops): Likewise.
925 (enum dwarf_call_frame_info): Likewise.
926 (enum dwarf_source_language): Likewise.
927 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
928 (add_calling_convention_attribute): Likewise.
929 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
930 (combine_comparisons): Change compcode to int. Add cast to enum type.
931 * genrecog.c (maybe_both_true_2): Change c to int.
932 (write_switch): Likewise. Add cast to enum type.
933 * gimplify.c (gimplify_omp_for): Handle return values from
934 gimplify_expr using MIN rather than bitwise or.
935 (gimplify_expr): Add cast to enum type.
936 * ipa-prop.c (update_jump_functions_after_inlining): Change
937 IPA_BOTTOM to IPA_JF_UNKNOWN.
938 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
939 Add casts to enum type.
940 (setup_cover_and_important_classes): Change cl to int. Add casts
942 (setup_class_translate): Change cl and mode to int.
943 (ira_init_once): Change mode to int.
944 (free_register_move_costs): Likewise.
945 (setup_prohibited_mode_move_regs): Add casts to enum type.
946 * langhooks.c (add_builtin_function_common): Rework assertion that
948 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
949 * omega.c (omega_do_elimination): Avoid math on enum types.
950 * optabs.c (expand_vec_shift_expr): Remove casts to int.
951 * opts.c (set_debug_level): Change 2 to enum constant. Use new
952 int local to handle integral_argment value.
953 * regmove.c (try_auto_increment): Change PUT_MODE to
955 * reload.c (push_secondary_reload): Add casts to enum type.
956 (secondary_reload_class, find_valid_class): Likewise.
957 * reload1.c (emit_input_reload_insns): Likewise.
958 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
959 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
960 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
962 * tree.c (build_common_builtin_nodes): Add casts to enum type.
963 * tree-complex.c (complex_lattice_t): Typedef to int rather than
965 (expand_complex_libcall): Add casts to enum type.
966 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
967 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
968 with ERROR_MARK, not NUM_TREE_CODES.
969 (vect_create_epilog_for_reduction): Likewise.
970 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
971 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
972 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
974 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
975 vect_unused_in_loop. Change 0 to loop_vect.
976 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
977 * var-tracking.c (get_init_value): Change return type to enum
979 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
980 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
982 (arm_override_options): Add casts to enum type.
983 (arm_emit_tls_decoration): Likewise.
984 * config/i386/i386.c (ix86_function_specific_restore): Add casts
986 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
987 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
988 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
990 * config/s390/s390.c (code_for_builtin_64): Change to array of
992 (code_for_builtin_31): Likewise.
993 (s390_expand_builtin): Change code_for_builtin to enum insn_code
995 * config/sparc/sparc.c (sparc_override_options): Change value
996 field in struct code_model to enum cmodel. In initializer change
997 0 to NULL and add cast to enum type.
999 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1000 Change all callers. Issue a -Wc++-compat warning using
1001 lhs_origtype if necessary.
1002 (convert_for_assignment): Issue -Wc++-compat warnings about
1003 invalid conversions to enum type on assignment.
1004 * c-common.h (build_modify_expr): Update declaration.
1006 2009-04-24 Nick Clifton <nickc@redhat.com>
1008 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1009 (function_arg_advance): Likewise.
1010 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1013 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1015 * config/s390/constraints.md ('I', 'J'): Fix condition.
1017 2009-04-24 Diego Novillo <dnovillo@google.com>
1019 * gengtype-parse.c (parse_error): Add newline after message.
1021 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1023 * config/i386/sse.md (avxmodesuffixs): Removed.
1024 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1025 (*avx_pinsr<ssevecsize>): This.
1027 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1029 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1030 follow chains of regs with a single definition, and allow expressions
1031 that are function_invariant_p.
1032 (simple_rhs_p): Allow expressions that are function_invariant_p.
1034 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1037 * fold-const.c (fold_cond_expr_with_comparison): When folding
1038 > and >= to MAX, make sure the MAX uses the same type as the
1039 comparison's operands.
1041 2009-04-24 Nick Clifton <nickc@redhat.com>
1043 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1044 addressing for DImode accesses.
1045 (frv_print_operand_address): Handle PLUS case.
1046 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1048 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1050 PR rtl-optimization/39794
1051 * alias.c (canon_true_dependence): Add x_addr argument.
1052 * rtl.h (canon_true_dependence): Adjust prototype.
1053 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1054 * cselib.c (cselib_invalidate_mem): Likewise.
1055 * gcse.c (compute_transp): Likewise.
1056 * dse.c (scan_reads_nospill): Likewise.
1057 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1058 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1059 canon_base_addr of the group, plus optional offset.
1060 (struct group_info): Rename canon_base_mem to
1062 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1063 canon_rtx of base_mem.
1065 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1067 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1068 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1070 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1072 * config/spu/spu-builtins.h: Delete file.
1074 * config/spu/spu.h (enum spu_builtin_type): Move here from
1076 (struct spu_builtin_description): Likewise. Add GTY marker.
1077 Do not use enum spu_function_code or enum insn_code.
1078 (spu_builtins): Add extern declaration.
1080 * config/spu/spu.c: Do not include "spu-builtins.h".
1081 (enum spu_function_code, enum spu_builtin_type_index,
1082 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1083 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1084 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1085 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1086 (spu_builtin_types): Make static. Add GTY marker.
1087 (spu_builtins): Add extern declaration with GTY marker.
1090 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1091 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1092 Check programmatically whether all parameters are scalar.
1094 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1096 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1098 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1099 assignment from the constructor either if the target is volatile.
1101 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1103 * config/arm/arm.md (insv): Do not share operands[0].
1105 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1107 * config/vxlib-tls.c (active_tls_threads): Delete.
1108 (delete_hook_installed): New.
1109 (tls_delete_hook): Don't delete the delete hook.
1110 (tls_destructor): Delete it here.
1111 (__gthread_set_specific): Adjust installing the delete hook.
1112 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1113 __gthread_leave_tsd_dtor_context.
1115 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1117 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1119 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1121 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1123 (alpha_rtx_costs): Ditto.
1124 (emit_unlikely_jump): Use add_reg_note.
1125 (emit_frame_store_1): Ditto.
1126 (alpha_expand_prologue): Ditto.
1127 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1128 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1130 2009-04-23 Nick Clifton <nickc@redhat.com>
1132 * config/v850/v850.md (epilogue): Remove suppressed code.
1133 (return): Rename to return_simple and remove test of frame size.
1134 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1135 to gen_return_simple.
1137 2009-04-22 Jing Yu <jingyu@google.com>
1140 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1142 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1145 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1146 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1147 value is a VECTOR_CST, the element type is the element type of the
1150 2009-04-22 DJ Delorie <dj@redhat.com>
1152 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1154 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1156 * alias.c (find_base_term): Move around LO_SUM case, so that
1157 CONST falls through into PLUS/MINUS handling.
1160 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1161 into 0, use omit_one_operand.
1163 2009-04-23 Ben Elliston <bje@au.ibm.com>
1165 * config/rs6000/linux-unwind.h (get_regs): Remove type
1166 puns. Change the type of `pc' to an array of unsigned ints and
1167 update all users. Constify frame24.
1169 2009-04-22 DJ Delorie <dj@redhat.com>
1171 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1172 declarations before code.
1173 (current_function_special_page_vector): Likewise.
1174 (m32c_expand_insv): Silence a warning.
1176 2009-04-21 Taras Glek <tglek@mozilla.com>
1178 * alias.c: Update GTY annotations to new syntax.
1179 * basic-block.h: Likewise.
1180 * bitmap.h: Likewise.
1181 * c-common.h: Likewise.
1182 * c-decl.c: Likewise.
1183 * c-parser.c: Likewise.
1184 * c-pragma.c: Likewise.
1185 * c-tree.h: Likewise.
1186 * cfgloop.h: Likewise.
1187 * cgraph.h: Likewise.
1188 * config/alpha/alpha.c: Likewise.
1189 * config/arm/arm.h: Likewise.
1190 * config/avr/avr.h: Likewise.
1191 * config/bfin/bfin.c: Likewise.
1192 * config/cris/cris.c: Likewise.
1193 * config/darwin.c: Likewise.
1194 * config/frv/frv.c: Likewise.
1195 * config/i386/i386.c: Likewise.
1196 * config/i386/i386.h: Likewise.
1197 * config/i386/winnt.c: Likewise.
1198 * config/ia64/ia64.h: Likewise.
1199 * config/iq2000/iq2000.c: Likewise.
1200 * config/mips/mips.c: Likewise.
1201 * config/mmix/mmix.h: Likewise.
1202 * config/pa/pa.c: Likewise.
1203 * config/pa/pa.h: Likewise.
1204 * config/rs6000/rs6000.c: Likewise.
1205 * config/s390/s390.c: Likewise.
1206 * config/sparc/sparc.c: Likewise.
1207 * config/xtensa/xtensa.c: Likewise.
1208 * cselib.h: Likewise.
1209 * dbxout.c: Likewise.
1210 * dwarf2out.c: Likewise.
1211 * except.c: Likewise.
1212 * except.h: Likewise.
1213 * fixed-value.h: Likewise.
1214 * function.c: Likewise.
1215 * function.h: Likewise.
1216 * gimple.h: Likewise.
1217 * integrate.c: Likewise.
1218 * optabs.c: Likewise.
1219 * output.h: Likewise.
1222 * stringpool.c: Likewise.
1223 * tree-data-ref.c: Likewise.
1224 * tree-flow.h: Likewise.
1225 * tree-scalar-evolution.c: Likewise.
1226 * tree-ssa-address.c: Likewise.
1227 * tree-ssa-alias.h: Likewise.
1228 * tree-ssa-operands.h: Likewise.
1231 * varasm.c: Likewise.
1232 * varray.h: Likewise.
1234 * coretypes.h: Do not define GTY macro if it is already defined.
1235 * doc/gty.texi: Update GTY documentation to new syntax.
1236 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1237 annotations on structs.
1238 * gengtype-parse.c: Likewise.
1240 2009-04-22 Mark Heffernan <meheff@google.com>
1242 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1244 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1246 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1249 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1251 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1252 the same as a PLUS without a shift. Increase the cost of a
1255 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1257 * Makefile.in: Update dependencies.
1258 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1259 * errors.h: Remove bogus comment about compatibility.
1260 (warning): Update declaration.
1261 * genautomata.c: Update all calls to warning.
1262 * gimple.c: Do not include errors.h. Include toplev.h.
1263 * tree-ssa-structalias.c: Do not include errors.h.
1264 * omega.c: Likewise.
1265 * tree-ssa-reassoc.c: Likewise.
1266 * config/spu/spu-c.c: Likewise.
1267 * config/spu/t-spu-elf: Update dependencies.
1269 2009-04-22 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/39824
1272 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1273 make sure the types are compatible.
1275 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1278 * c-common.c (c_parse_error): Take a token_flags parameter.
1279 Use token_type for the token type instead.
1280 Pass token_flags to cpp_type2name.
1281 * c-common.h (c_parse_error): Update declaration.
1282 * c-parser.c (c_parser_error): Pass 0 as token flags.
1284 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1286 PR rtl-optimization/39580
1287 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1289 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1291 * function.c (expand_function_end): Do not emit a jump to the "naked"
1292 return label for fall-through returns.
1293 * except.c (sjlj_emit_function_exit): Always place the call to the
1294 unregister function at the location installed by expand_function_end.
1296 2009-04-22 Richard Guenther <rguenther@suse.de>
1298 PR tree-optimization/39845
1299 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1300 (gen_inbound_check): Likewise.
1302 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1304 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1306 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1307 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1309 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1311 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1312 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1313 shift counts to avoid out-of-bounds array accesses.
1315 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1317 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1318 (Pmode): Move above.
1320 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1322 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1323 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1324 GET_CODE macro. Use IN_RANGE macro where appropriate.
1325 * config/alpha/alpha.h: Ditto.
1326 * config/alpha/alpha.md: Ditto.
1327 * config/alpha/constraints.md: Ditto.
1328 * config/alpha/predicates.md: Ditto.
1330 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1332 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1333 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1334 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1335 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1336 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1337 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1338 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1339 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1340 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1341 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1342 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1343 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1344 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1345 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1346 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1347 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1348 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1349 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1350 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1351 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1352 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1353 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1354 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1355 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1356 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1357 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1358 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1360 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1362 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1363 references from comments.
1364 * cfgbuild.c: (count_basic_blocks): Delete.
1365 (find_basic_blocks_1): Delete.
1366 (find_basic_blocks): Delete.
1367 * except.c (finish_eh_generation): Make static. Move comment from
1368 except.h here. Remove find_basic_blocks references from comments.
1369 * except.h (finish_eh_generation): Delete.
1370 * basic-block.h (find_basic_blocks): Delete.
1371 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1373 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1375 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1376 (sdbout_parms): Likewise.
1378 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1380 * config/sh/sh.c (prepare_cbranch_operands): Use
1381 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1382 (expand_cbranchdi4): Likewise.
1383 (from_compare): Add cast to enum type.
1384 (expand_cbranchsi4): Use add_reg_note.
1385 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1386 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1387 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1388 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1389 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1390 instead of CODE_FOR_nothing.
1391 (cbranchdi4): Likewise. Fix the order of arguments for
1393 (push_fpscr): Use add_reg_note.
1394 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1395 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1397 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1399 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1400 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1401 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1402 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1403 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1404 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1405 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1406 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1407 config/alpha/x-vms, config/arc/t-arc,
1408 config/arm/README-interworking, config/arm/arm-c.c,
1409 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1410 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1411 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1412 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1413 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1414 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1415 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1416 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1417 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1418 config/cris/t-elfmulti, config/crx/t-crx,
1419 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1420 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1421 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1422 config/h8300/t-h8300, config/i386/athlon.md,
1423 config/i386/darwin-libgcc.10.4.ver,
1424 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1425 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1426 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1427 config/i386/t-linux64, config/i386/t-nwld,
1428 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1429 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1430 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1431 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1432 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1433 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1434 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1435 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1436 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1437 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1438 config/m68k/t-uclinux, config/mcore/t-mcore,
1439 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1440 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1441 config/mips/crtn.asm, config/mips/irix-crti.asm,
1442 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1443 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1444 config/mips/mips-fixed.md, config/mips/sb1.md,
1445 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1446 config/mips/t-iris6, config/mips/t-isa3264,
1447 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1448 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1449 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1450 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1451 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1452 config/mn10300/t-linux, config/mn10300/t-mn10300,
1453 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1454 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1455 config/picochip/libgccExtras/clzsi2.asm,
1456 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1457 config/rs6000/darwin-libgcc.10.4.ver,
1458 config/rs6000/darwin-libgcc.10.5.ver,
1459 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1460 config/rs6000/t-aix43, config/rs6000/t-aix52,
1461 config/rs6000/t-darwin, config/rs6000/t-fprules,
1462 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1463 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1464 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1465 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1466 config/rs6000/t-rtems, config/rs6000/t-spe,
1467 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1468 config/score/t-score-elf, config/sh/divcost-analysis,
1469 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1470 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1471 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1472 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1473 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1474 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1475 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1476 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1477 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1478 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1479 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1480 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1481 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1482 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1483 * config/h8300/genmova.sh: Include copyright and license notices
1484 in generated output.
1485 * config/h8300/mova.md: Regenerate.
1486 * doc/install.texi2html: Include word "Copyright" in copyright
1487 notice and use name "Free Software Foundation, Inc.".
1488 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1489 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1490 ChangeLog-2007, ChangeLog-2008: Correct dates.
1492 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1494 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1495 NE_EXPR operations as well.
1496 * c-parser.c (c_parser_condition): Do not set location information on
1498 (c_parser_conditional_expression): Likewise.
1499 (c_parser_binary_expression): Set location information on operators.
1500 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1501 TRUTH_NOT_EXPR has been folded.
1502 * fold-const.c (fold_truth_not_expr): Copy location information from
1503 the incoming expression to the outgoing one.
1504 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1505 recursive calls on the LHS of the operator but pass that of the
1506 operator to recursive calls on the RHS of the operator. Set it
1508 (shortcut_cond_expr): Set the locus of the operator on the second
1509 COND_EXPR and that of the expression on the first in degenerate cases.
1510 Pass the locus of the expression to calls to shortcut_cond_r.
1511 Set the locus of the 'then' block on the associated jump, if any.
1512 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1513 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1514 expression to call to gimplify_boolean_expr.
1516 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1518 * config.gcc: Add additional configuration for
1519 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1520 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1521 (CPP_SPEC): Redefine for allowing -municode option.
1522 (STARTFILE_SPEC): Likewise.
1523 * config/i386/t-mingw-w64: New.
1524 * config/i386/mingw-w64.opt: New.
1525 (municode): Add new target option.
1526 * doc/invoke.texi (municode): Add documentation for new option.
1528 2009-04-21 Ian Lance Taylor <iant@google.com>
1530 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1531 Correct test for number of arguments.
1532 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1534 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1536 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1537 argument of emit_library_call.
1539 2009-04-21 Richard Guenther <rguenther@suse.de>
1542 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1543 inside VIEW_CONVERT_EXPRs.
1545 2009-04-21 Martin Jambor <mjambor@suse.cz>
1547 * tree-switch-conversion.c (build_constructors): Split a long line.
1548 (constructor_contains_same_values_p): New function.
1549 (build_one_array): Create assigns of constants if possible, do not
1550 call mark_sym_for_renaming, call update_stmt.
1551 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1552 make_rename_temp. Do not call mark_symbols_for_renaming, call
1554 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1555 find_new_referenced_vars, call update_stmt.
1556 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1557 instead of calling make_rename_temp. Do not call
1558 find_new_referenced_vars or mark_symbols_for_renaming, call
1561 2009-04-21 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/39827
1564 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1565 (tree_ssa_phiprop): Pass the correct array size.
1567 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1569 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1571 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1574 * c-typeck.c (lvalue_p): Move declaration ...
1575 * c-common.h (lvalue_p): ... to here.
1576 * c-common.c (candidate_equal_p): New.
1577 (add_tlist): Use it.
1578 (merge_tlist): Use it.
1579 (warn_for_collisions_1): Likewise.
1580 (warning_candidate_p): Accept more candidates.
1581 (verify_tree): A warning candidate can be an expression. Use
1584 2009-04-21 Ben Elliston <bje@au.ibm.com>
1587 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1588 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1589 options. Remove -mcall-solaris documentation.
1591 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1594 * doc/invoke.texi (-Wlong-long): Update description.
1595 * c-lex (interpret_integer): Only warn if there was no previous
1596 overflow and -Wlong-long is enabled.
1597 * c-decl.c (declspecs_add_type): Drop redundant flags.
1598 * c.opt (Wlong-long): Init to -1.
1599 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1600 and front-end warn_long_long. Wlong-long only depends on other
1601 flags if it is uninitialized.
1602 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1603 the same for CPP and FE.
1604 (restore_extension_diagnostics): Likewise.
1606 2009-04-20 Ian Lance Taylor <iant@google.com>
1608 Fix enum conversions which are invalid in C++:
1609 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1610 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1611 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1612 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1613 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1614 (dbxout_parms): Likewise.
1615 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1616 (df_clear_flags): Likewise.
1617 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1618 top_flag parameter to int.
1619 (df_chain_create_bb_process_use): Likewise.
1620 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1622 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1623 (df_ref_create_structure, df_def_record_1): Likewise.
1624 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1625 (df_notes_rescan): Change 0 to VOIDmode in function call.
1626 (df_get_call_refs, df_insn_refs_collect): Likewise.
1627 (df_bb_regs_collect): Likewise.
1628 (df_entry_block_defs_collect): Likewise.
1629 (df_exit_block_uses_collect): Likewise.
1630 * df.h: Update declarations.
1631 * double-int.c (double_int_divmod): Add cast to enum type.
1632 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1633 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1634 (based_loc_descr): Likewise.
1635 (loc_descriptor_from_tree_1): Change first_op and second_op to
1636 enum dwarf_location_atom. Add cast to enum type.
1637 * expmed.c (init_expmed): Change 0 to SET in function call.
1638 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1639 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1640 (do_store_flag): Likewise.
1641 * fixed-value.h (struct fixed_value): Change mode to enum
1643 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1644 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1646 (insert_insn_decl, insert_decl, insert_state): Likewise.
1647 (automata_list_finish): Likewise.
1648 * genrecog.c (process_define_predicate): Add cast to enum type.
1649 * gensupport.c (init_predicate_table): Add cast to enum type.
1650 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1652 (gimple_build_call_1, gimple_build_label): Likewise.
1653 (gimple_build_goto, gimple_build_asm_1): Likewise.
1654 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1655 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1656 (enum fallback): Rename from enum fallback_t.
1657 (fallback_t): Typedef as int.
1658 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1659 GSI_SAME_STMT in function call.
1660 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1662 (setup_reg_class_relations): Likewise.
1663 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1664 (setup_prohibited_class_mode_regs): Add cast to enum type.
1665 (setup_prohibited_mode_move_regs): Likewise.
1666 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1667 (record_address_regs): Change i to enum reg_class.
1668 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1669 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1670 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1671 (GET_MODE_2XWIDER_MODE): Likewise.
1672 (GET_CLASS_NARROWEST_MODE): Likewise.
1673 * omp-low.c (expand_omp_for): Add cast to enum type.
1674 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1675 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1676 * postreload.c (reload_cse_simplify_operands): Change rclass local
1678 * predict.c (combine_predictions_for_insn): Change best_predictor
1679 and predictor to enum br_predictor.
1680 (combine_predictions_for_bb): Likewise.
1681 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1682 use SET_PREDICT_EXPR_OUTCOME.
1683 * real.c (real_arithmetic): Change icode to code in function call.
1684 * reginfo.c (init_move_cost): Add casts to enum type.
1685 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1686 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1688 * reload.c (find_valid_class): Add casts to enum type.
1689 (push_reload): Change 0 to NO_REGS in function call.
1690 (find_reloads): Change this_alternative to array of enum
1691 reg_class. Remove some now-unnecessary casts.
1692 (make_memloc): Change 0 to VOIDmode in function call.
1693 * reload1.c (reload): Change 0 to VOIDmode in function call.
1694 (eliminate_regs_1, elimination_effects): Likewise.
1695 (eliminate_regs_in_insn): Likewise.
1696 (emit_input_reload_insns): Add cast to enum type.
1697 (delete_output_reload): Change 0 to VOIDmode in function call.
1698 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1699 to enum type in function call.
1700 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1701 (SET_PREDICT_EXPR_OUTCOME): Define.
1702 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1703 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1704 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1705 (dump_function): Likewise.
1706 * tree-dump.h: Update declarations.
1707 * tree-pass.h: Update declarations.
1708 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1709 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1711 (arm_rtx_costs_1): Correct parenthesization.
1712 (arm_rtx_costs): Add casts to enum type.
1713 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1714 (vfp_emit_fstmd): Use add_rg_note.
1715 (emit_multi_reg_push, emit_sfm): Likewise.
1716 (thumb_set_frame_pointer): Likewise.
1717 (arm_expand_prologue): Likewise.
1718 (arm_regno_class): Change return type to enum reg_class.
1719 (thumb1_expand_prologue): Use add_reg_note.
1720 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1721 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1723 * config/arm/gentune.sh: Add cast to enum type.
1724 * config/arm/arm-tune.md: Rebuild.
1725 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1726 (ix86_split_fp_branch, predict_jump): Likewise.
1727 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1728 insn_code to enum rtx_code.
1729 (ix86_builtin_vectorized_function): Add cast to enum type.
1730 * config/i386/i386.md (truncdfsf2): Change slot to enum
1732 (truncxf<mode>2, isinf<mode>2): Likewise.
1733 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1735 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1736 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1737 (insert_bundle_state): Change 1 to INSERT in function call.
1738 (ia64_add_bundle_selector_before): Likewise.
1739 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1740 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1741 (restore_stack_nonlocal): Likewise.
1742 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1744 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1746 (mips_rtx_costs): Likewise.
1747 (mips_override_options): Add casts to enum type.
1748 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1750 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1751 (store_reg, set_reg_plus_d): Likewise.
1752 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1753 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1755 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1757 (emit_unlikely_jump): Use add_reg_note.
1758 (rs6000_emit_allocate_stack): Likewise.
1759 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1760 (output_toc): Change 1 to INSERT in function call.
1761 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1762 (rs6000_initialize_trampoline): Likewise.
1763 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1765 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1766 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1767 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1768 (save_gprs): Use add_reg_note.
1769 (s390_emit_prologue): Likewise.
1770 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1771 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1772 (sparc_fold_builtin): Add cast to enum type.
1773 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1775 (spu_expand_prologue): Use add_reg_note.
1776 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1778 2009-04-20 Ian Lance Taylor <iant@google.com>
1780 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1781 (c_parser_postfix_expression_after_primary): Get VEC for list of
1782 arguments. Get original types of arguments. Call
1783 build_function_call_vec.
1784 (cached_expr_list_1, cached_expr_list_2): New static variables.
1785 (c_parser_expr_list): Change return type to VEC *. Add
1786 p_orig_types parameter. Change all callers.
1787 (c_parser_release_expr): New static function.
1788 (c_parser_vec_to_tree_list): New static function.
1789 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1790 call build_function_call_vec.
1791 (build_function_call_vec): New function, based on old
1792 build_function_call.
1793 (convert_arguments): Remove nargs and argarray parameters. Change
1794 values to a VEC. Add origtypes parameter.
1795 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1796 (convert_for_assignment): Add origtype parameter. Change all
1797 callers. If warn_cxx_compat, check for conversion to an enum
1798 type when calling a function.
1799 (store_init_value): Add origtype parameter. Change all callers.
1800 (digest_init): Likewise.
1801 (struct init_node): Add origtype field.
1802 (add_pending_init): Add origtype parameter. Change all callers.
1803 (output_init_element): Likewise.
1804 (output_pending_init_elements): Pass origtype from init_node to
1805 output_init_element.
1806 (process_init_element): Pass origtype from c_expr to
1807 output_init_element.
1808 (c_finish_return): Add origtype parameter. Change all callers.
1809 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1811 (sync_resolve_params): Likewise.
1812 (sync_resolve_return): Change params to first_param. Change caller.
1813 (resolve_overloaded_builtins): Change params to VEC *. Change
1814 callers. Save first parameter around call to build_function_call_vec.
1815 * c-decl.c (finish_decl): Add origtype parameter. Change all
1816 callers. Call build_function_call_vec rather than
1817 build_function_call for cleanup.
1818 * c-tree.h: Update declarations.
1819 * c-common.h: Update declarations.
1820 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1821 params to first_param.
1822 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1823 params parameter from tree to void *.
1824 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1825 Change arglist parameter to have type void *, and to be a pointer
1827 * config/rs6000/rs6000-protos.h
1828 (altivec_resolve_overloaded_builtin): Update declaration.
1829 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1830 fnargs parameter to have type void *, and to be a pointer to a
1831 VEC. Call build_function_call_vec instead of
1832 build_function_call.
1833 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1835 2009-04-20 Joey Ye <joey.ye@intel.com>
1836 Xuepeng Guo <xuepeng.guo@intel.com>
1837 H.J. Lu <hongjiu.lu@intel.com>
1839 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1841 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1842 (IX86_LEA_PRIORITY): Likewise.
1843 (distance_non_agu_define): New function.
1844 (distance_agu_use): Likewise.
1845 (ix86_lea_for_add_ok): Likewise.
1846 (ix86_dep_by_shift_count): Likewise.
1848 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1849 should split for LEA.
1851 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1853 (ix86_dep_by_shift_count): Likewise.
1855 2009-04-20 Richard Guenther <rguenther@suse.de>
1857 * expr.c (handled_component_p): Move ...
1858 * tree.h (handled_component_p): ... here.
1859 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1860 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1861 and REALPART_EXPR to be in one group.
1863 2009-04-20 Richard Guenther <rguenther@suse.de>
1865 * basic-block.h (get_all_dominated_blocks): Declare.
1866 * dominance.c (get_all_dominated_blocks): New function.
1867 * tree-cfg.c (get_all_dominated_blocks): Remove.
1868 (remove_edge_and_dominated_blocks): Adjust.
1869 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1870 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1871 instead of recursing.
1873 2009-04-20 Doug Kwan <dougkwan@google.com>
1875 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1876 (struct cgraph_node_set_def): New type.
1877 (cgraph_node_set) New type. Also declare vector functions.
1878 (struct cgraph_node_set_element_def): New type.
1879 (cgraph_node_set_element): Ditto.
1880 (cgraph_node_set_iterator): New iterator type.
1881 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1882 cgraph_node_set_remove, dump_cgraph_node_set,
1883 debug_cgraph_node_set): New prototypes.
1884 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1885 cgraph_node_set_size): New inlines.
1886 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1888 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1889 argument to function 'write_summary'.
1890 * ipa.c: Include ggc.h.
1891 (hash_cgraph_node_set_element,
1892 eq_cgraph_node_set_element, cgraph_node_set_new,
1893 cgraph_node_set_add, cgraph_node_set_remove,
1894 cgraph_node_set_find, dump_cgraph_node_set,
1895 debug_cgraph_node_set): New functions.
1896 * Makefile.in (ipa.o): Add dependency on GGC_H.
1898 2009-04-20 Ira Rosen <irar@il.ibm.com>
1900 PR tree-optimization/39675
1901 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1902 check of the return code of vect_schedule_slp. Check that
1903 stmt_vec_info still exists for the statement, before checking its
1906 2009-04-20 Michael Matz <matz@suse.de>
1908 * Makefile.in (generated_files): Take out $(simple_generated_c).
1910 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1912 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1913 (UINTPTR_TYPE): Likewise.
1915 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1918 * c-typeck.c (digest_init): Check for initializing an array with a
1921 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1924 * c-semantics.c (pop_stmt_list): Propagate
1925 STATEMENT_LIST_HAS_LABEL to parent statement list.
1927 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1929 * config/mips/mips.h (mips_tune_attr): New macro.
1930 * config/mips/mips.md (cpu): Use it.
1932 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1935 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1938 2009-04-19 Diego Novillo <dnovillo@google.com>
1940 * toplev.c (compile_file): Move call to coverage_finish ...
1941 * cgraphunit.c (ipa_passes): ... here.
1942 Call cgraph_process_new_functions.
1943 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1944 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1946 2009-04-19 Jan Hubicka <jh@suse.cz>
1948 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1950 (dump_cgraph_node): Dump can throw external flag.
1951 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1953 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1957 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1958 * common.opt (Wlogical-op): Move from here...
1959 * c.opt (Wlogical-op): ... to here.
1960 * c-typeck.c (parser_build_binary_op): Update call to
1961 warn_logical_operator.
1962 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1964 * c-common.c (warn_logical_op): Update.
1965 * c-common.h (warn_logical_op): Update declaration.
1967 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1969 * tree.c (protected_set_expr_location): Fix formatting.
1971 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1974 * c-typeck.c (readonly_warning): new.
1975 (build_unary_op, build_modify_expr): Use readonly_warning for
1976 storing into something readonly but not const-qualified.
1978 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1981 * c-typeck.c (build_unary_op): Check for taking address of
1982 expression of type void.
1984 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1987 * c-typeck.c (build_function_call): Check for calling a function
1988 with qualified void return types. Call require_complete_type when
1991 2009-04-18 Jan Hubicka <jh@suse.cz>
1993 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1995 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1996 can_throw_external flag.
1997 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1998 * ipa-pure-const.c (ignore_edge): New function.
1999 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2000 only over can_throw_external edges.
2001 (local_pure_const): Add nothrow flag.
2002 * ipa-utils.c (searchc): Add ignore_edge callback.
2003 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2004 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2005 (set_nothrow_function_flags): Update cgraph.
2006 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2008 2009-04-18 Richard Guenther <rguenther@suse.de>
2011 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2012 (fold_stmt): ... this and ...
2013 (fold_stmt_inplace): ... this.
2014 (fold_stmt_1): Fold references in calls and asms.
2015 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2017 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2019 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2020 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2022 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2024 * tree.c (function_args_count): Remove.
2025 * tree.h: Remove the prototype for function_args_count.
2027 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2029 * tree-iterator.c (expr_only): Remove.
2030 * tree.h: Remove the prototype for expr_only.
2032 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2034 * reginfo.c (cannot_change_mode_set_regs): Remove.
2035 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2037 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2039 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2040 whether operands 0 and 1 overlaps.
2042 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2045 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2046 pointer. Use warning_at instead of warning.
2047 (search_for_addr_array): Likewise.
2048 (check_array_bounds): Likewise.
2049 (check_all_array_refs): Check that the incoming edge is not in the
2050 list of edges to be removed.
2051 (check_all_array_refs): Avoid the temporal pointer.
2052 (vrp_visit_cond_stmt): Fix typo.
2053 (simplify_switch_using_ranges): Handle the case where the switch
2054 index is an integer constant.
2056 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2058 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2060 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2062 * doc/extend.texi, doc/invoke.texi: Fix typos.
2064 2009-04-17 Cary Coutant <ccoutant@google.com>
2066 * tree-flow-inline.h (get_lineno): Fix inverted test.
2068 2009-04-17 Diego Novillo <dnovillo@google.com>
2070 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2071 assertion for AVAIL_OUT.
2073 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2076 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2077 * config/sh/linux-atomic.asm: Likewise.
2079 2009-04-17 Diego Novillo <dnovillo@google.com>
2081 * except.c (debug_eh_tree): New.
2082 (struct eh_region, struct eh_status): Move ...
2083 * except.h: ... here.
2084 (add_type_for_runtime): Declare extern.
2085 (lookup_type_for_runtime): Likewise.
2086 (debug_eh_tree): Declare.
2087 * Makefile.in (GTFILES): List except.h before except.c
2089 2009-04-17 Diego Novillo <dnovillo@google.com>
2091 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2092 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2093 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2094 (find_vars_r): ... here.
2095 * tree-flow.h (find_referenced_vars_in): Declare.
2096 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2097 that AVAIL_OUT exists for BLOCK.
2098 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2099 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2100 (tree-parloops.o): Likewise.
2102 2009-04-17 Simon Baldwin <simonb@google.com>
2104 * toplev.c (default_tree_printer): Add handling for %E format.
2106 2009-04-17 Diego Novillo <dnovillo@google.com>
2108 * tree-pretty-print.c (dump_generic_node): Add break after
2109 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2110 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2111 FUNCTION_TYPE together. Call print_struct_decl when printing
2112 structures and TDF_SLIM is not given.
2113 (print_struct_decl): Fix logic for detecting recursion.
2115 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2118 * gcc.c (create_at_file): New.
2119 (compile_input_file_p): New.
2120 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2121 * main.c (main): Update call to toplev_main.
2122 * toplev.c (toplev_main): Change signature. Call expandargv.
2123 * toplev.h (toplev_main): Change signature.
2125 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2127 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2128 if the latter is not constant.
2130 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2132 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2134 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2136 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2137 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2139 2009-04-17 Richard Guenther <rguenther@suse.de>
2141 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2142 Handle component references view-converting an invariant address.
2144 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2146 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2147 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2148 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2149 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2150 Use @deftypevr rather than @deftypevar.
2152 2009-04-17 Richard Guenther <rguenther@suse.de>
2154 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2155 (get_prop_source_stmt): Likewise.
2156 (can_propagate_from): Likewise.
2158 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2160 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2161 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2162 (--with-multilib-list): Add default value.
2163 * configure: Regenerate.
2164 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2165 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2166 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2167 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2168 Don't add default cpu to multilib list unnecessarily, but do enable
2169 the relevant compiler option..
2170 Add support for --with-multilib-list=<blank> and
2171 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2172 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2173 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2174 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2176 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2177 (MULTILIB_OSDIRNAMES): New variable.
2178 * config/sh/t-1e: Delete file.
2179 * config/sh/t-mlib-sh1: Delete file.
2180 * config/sh/t-mlib-sh2: Delete file.
2181 * config/sh/t-mlib-sh2a: Delete file.
2182 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2183 * config/sh/t-mlib-sh2a-single: Delete file.
2184 * config/sh/t-mlib-sh2a-single-only: Delete file.
2185 * config/sh/t-mlib-sh2e: Delete file.
2186 * config/sh/t-mlib-sh3e: Delete file.
2187 * config/sh/t-mlib-sh4: Delete file.
2188 * config/sh/t-mlib-sh4-nofpu: Delete file.
2189 * config/sh/t-mlib-sh4-single: Delete file.
2190 * config/sh/t-mlib-sh4-single-only: Delete file.
2191 * config/sh/t-mlib-sh4a: Delete file.
2192 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2193 * config/sh/t-mlib-sh4a-single: Delete file.
2194 * config/sh/t-mlib-sh4a-single-only: Delete file.
2195 * config/sh/t-mlib-sh4al: Delete file.
2196 * config/sh/t-mlib-sh5-32media: Delete file.
2197 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2198 * config/sh/t-mlib-sh5-64media: Delete file.
2199 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2200 * config/sh/t-mlib-sh5-compact: Delete file.
2201 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2202 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2203 * doc/install.texi (Options specification): Add
2204 --with-multilib-list and --with-endian.
2206 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2208 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2210 (OBJS-common): Add plugin-version.o.
2211 (plugin-version.o): New.
2212 * gcc-plugin.h (plugin_gcc_version): New.
2213 (plugin_default_version_check): New.
2214 (plugin_init_func, plugin_init): Add version argument.
2215 * plugin-version.c: New.
2216 * plugin.c (str_plugin_gcc_version_name): New.
2217 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2218 pass it to the init function.
2219 (plugin_default_version_check): New.
2221 2009-04-17 Richard Guenther <rguenther@suse.de>
2223 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2224 for decl-vs-decl disambiguation.
2226 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2228 * config/s390/s390.h (s390_tune_attr): New macro definition.
2229 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2231 2009-04-17 Richard Guenther <rguenther@suse.de>
2233 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2234 (fold_stmt_r): Likewise.
2235 (maybe_fold_reference): New function.
2236 (fold_gimple_assign): Handle cases fold_stmt_r did.
2237 (fold_stmt): Do not use fold_stmt_r.
2238 (fold_stmt_inplace): Likewise.
2240 2009-04-17 Richard Guenther <rguenther@suse.de>
2242 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2243 (record_equivalences_from_stmt): Remove useless checks and
2245 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2246 the type is already suitable.
2248 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2250 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2252 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2254 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2255 (CMPtype): Define as __gcc_CMPtype.
2257 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2259 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2260 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2262 2009-04-17 Richard Guenther <rguenther@suse.de>
2264 PR tree-optimization/39746
2265 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2266 special-casing for builtins and static variable use/def.
2267 (call_may_clobber_ref_p_1): Likewise.
2269 2009-04-16 Ian Lance Taylor <iant@google.com>
2271 * df.h: Include "timevar.h".
2272 (struct df_problem): Change tv_id field to timevar_id_t.
2273 * tree-pass.h: Include "timevar.h".
2274 (struct opt_pass): Change tv_id field to timevar_id_t.
2275 * timevar.h (timevar_id_t): Define TV_NONE.
2276 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2277 TV_NONE rather than tv_id != 0.
2278 (execute_one_pass): Likewise.
2279 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2280 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2281 dependencies to $(TREE_PASS_H).
2282 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2284 (pass_branch_target_load_optimize2): Likewise.
2285 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2286 (pass_outof_cfg_layout_mode): Likewise.
2287 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2288 (pass_rebuild_cgraph_edges): Likewise.
2289 (pass_remove_cgraph_callee_edges): Likewise.
2290 * df-core.c (pass_df_initialize_opt): Likewise.
2291 (pass_df_initialize_no_opt): Likewise.
2292 (pass_df_finish): Likewise.
2293 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2294 * except.c (pass_set_nothrow_function_flags): Likewise.
2295 (pass_convert_to_eh_region_ranges): Likewise.
2296 * final.c (pass_compute_alignments): Likewise.
2297 * function.c (pass_instantiate_virtual_regs): Likewise.
2298 (pass_init_function): Likewise.
2299 (pass_leaf_regs): Likewise.
2300 (pass_match_asm_constraints): Likewise.
2301 * gimple-low.c (pass_lower_cf): Likewise.
2302 (pass_mark_used_blocks): Likewise.
2303 * init-regs.c (pass_initialize_regs): Likewise.
2304 * integrate.c (pass_initial_value_sets): Likewise.
2305 * ira.c (pass_ira): Likewise.
2306 * jump.c (pass_cleanup_barriers): Likewise.
2307 * omp-low.c (pass_expand_omp): Likewise.
2308 (pass_lower_omp): Likewise.
2309 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2310 * recog.c (pass_split_all_insns): Likewise.
2311 (pass_split_after_reload): Likewise.
2312 (pass_split_before_regstack): Likewise.
2313 (pass_split_before_sched2): Likewise.
2314 (pass_split_for_shorten_branches): Likewise.
2315 * reginfo.c (pass_reginfo_init): Likewise.
2316 (pass_subregs_of_mode_init): Likewise.
2317 (pass_subregs_of_mode_finish): Likewise.
2318 * passes.c (pass_postreload): Likewise.
2319 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2320 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2321 (pass_warn_function_return): Likewise.
2322 (pass_warn_function_noreturn): Likewise.
2323 * tree-complex.c (pass_lower_complex): Likewise.
2324 (pass_lower_complex_O0): Likewise.
2325 * tree-if-conv.c (pass_if_conversion): Likewise.
2326 * tree-into-ssa.c (pass_build_ssa): Likewise.
2327 * tree-mudflap.c (pass_mudflap_1): Likewise.
2328 (pass_mudflap_2): Likewise.
2329 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2330 (pass_mudflap_2): Likewise.
2331 * tree-nrv.c (pass_return_slot): Likewise.
2332 * tree-object-size.c (pass_object_sizes): Likewise.
2333 * tree-optimize.c (pass_all_optimizations): Likewise.
2334 (pass_early_local_passes): Likewise.
2335 (pass_all_early_optimizations): Likewise.
2336 (pass_cleanup_cfg): Likewise.
2337 (pass_cleanup_cfg_post_optimizing): Likewise.
2338 (pass_free_datastructures): Likewise.
2339 (pass_free_cfg_annotations): Likewise.
2340 (pass_fixup_cfg): Likewise.
2341 (pass_init_datastructures): Likewise.
2342 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2343 (pass_late_warn_uninitialized): Likewise.
2344 (pass_update_address_taken): Likewise.
2345 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2346 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2347 (pass_cse_sincos): Likewise.
2348 (pass_convert_to_rsqrt): Likewise.
2349 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2350 * tree-stdarg.c (pass_stdarg): Likewise.
2351 * tree-tailcall.c (pass_tail_recursion): Likewise.
2352 (pass_tail_calls): Likewise.
2353 * tree-vect-generic.c (pass_lower_vector): Likewise.
2354 (pass_lower_vector_ssa): Likewise.
2355 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2357 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2359 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2361 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2363 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2364 logical and signext.
2366 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2369 * config/sh/predicates.md (arith_operand): Check if the operand
2370 of TRUNCATE is a REG.
2372 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2374 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2375 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2377 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2379 * tree-iterator.c (tsi_split_statement_list_after,
2380 tsi_split_statement_list_before): Remove.
2381 * tree-iterator.h: Remove the prototypes for
2382 tsi_split_statement_list_after and tsi_split_statement_list_before.
2384 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2386 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2387 * tree-ssa-propagate.h: Remove the prototype for
2388 stmt_makes_single_load.
2390 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2392 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2393 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2395 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2397 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2399 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2401 * except.c (eh_region_outer_p): Remove.
2402 * except.h: Remove the prototype for eh_region_outer_p.
2404 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2406 * function.c (current_function_assembler_name): Remove.
2407 * function.h: Remove the prototype for
2408 current_function_assembler_name.
2410 2009-04-16 Ian Lance Taylor <iant@google.com>
2412 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2413 (add_reg_note): Call alloc_reg_note.
2414 * rtl.h (alloc_reg_note): Declare.
2415 * combine.c (try_combine): Use alloc_reg_note.
2416 (recog_for_combine, move_deaths): Likewise.
2417 (distribute_notes): Use alloc_reg_note and add_reg_note.
2418 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2419 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2420 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2422 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2424 PR rtl-optimization/39762
2425 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2426 ira_may_move_out_cost): Add comments about way of their usage.
2427 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2429 * ira-conflicts.c (process_regs_for_copy): Use function
2430 ira_get_register_move_cost instead of global
2431 ira_register_move_cost.
2433 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2434 color_pass, move_spill_restore, update_curr_costs): Ditto.
2436 * ira-lives.c (process_single_reg_class_operands): Ditto.
2438 * ira-emit.c (emit_move_list): Ditto.
2440 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2441 (record_reg_classes): Ditto. Use functions
2442 ira_get_register_move_cost and ira_get_may_move_cost instead of
2443 global vars ira_register_move_cost, ira_may_move_out_cost and
2444 ira_may_move_in_cost.
2445 (record_address_regs): Don't call ira_init_register_move_cost.
2446 Use function ira_get_may_move_cost instead of global
2447 ira_may_move_in_cost.
2448 (process_bb_node_for_hard_reg_moves): Use function
2449 ira_get_register_move_cost instead of global ira_register_move_cost.
2450 (ira_costs): Don't call ira_init_register_move_cost.
2452 2009-04-16 Richard Guenther <rguenther@suse.de>
2454 * tree-cfg.c (verify_gimple_assign_binary):
2455 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2456 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2457 (create_general_new_stmt): Note that this function is broken.
2459 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2461 * common.opt (fhelp): Add Var(help_flag).
2462 * gcc-plugin.h (plugin_info): Add help.
2463 * plugin.c (plugin_name_args): Add help.
2464 (register_plugin_info): Set plugin->help.
2465 (print_help_one_plugin): New.
2466 (print_plugins_help): New.
2467 * plugin.h (print_plugins_help): New.
2468 * toplev.c (toplev_main): Call print_plugins_help if needed.
2470 2009-04-16 Richard Guenther <rguenther@suse.de>
2472 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2473 (gimple_ior_addresses_taken_1): New function.
2474 (gimple_ior_addresses_taken): Likewise.
2475 * gimple.h (struct gimple_statement_with_ops_base): Remove
2476 addresses_taken member.
2477 (gimple_ior_addresses_taken): Declare.
2478 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2479 gimple_set_addresses_taken): Remove.
2480 * ipa-reference.c (mark_address): New function.
2481 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2482 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2483 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2484 (gimple_add_to_addresses_taken): Remove.
2485 (get_tmr_operands): Call mark_address_taken.
2486 (get_asm_expr_operands): Likewise.
2487 (get_expr_operands): Likewise.
2488 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2489 (free_stmt_operands): Do not free it.
2490 * tree-ssa.c (delete_tree_ssa): Likewise.
2491 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2493 2009-04-16 Richard Guenther <rguenther@suse.de>
2495 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2496 (walk_stmt_load_store_ops): Likewise.
2497 * gimple.c (get_base_loadstore): New function.
2498 (walk_stmt_load_store_addr_ops): Likewise.
2499 (walk_stmt_load_store_ops): Likewise.
2500 * ipa-pure-const.c (check_op): Simplify.
2501 (check_load, check_store): New functions.
2502 (check_stmt): Use walk_stmt_load_store_ops.
2503 * ipa-reference.c (mark_load): Adjust signature.
2504 (mark_store): Likewise.
2505 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2507 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2509 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2511 * opts.c (common_handle_option): Don't call print_version.
2512 * plugin.c (plugin_name_args): Add version.
2513 (register_plugin_info): New.
2514 (register_callback): Handle PLUGIN_INFO.
2515 (try_init_one_plugin): New.
2516 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2518 (finalize_one_plugin): New.
2519 (finalize_plugins): New.
2520 (print_one_plugin): New.
2521 (print_plugins_versions): New.
2522 * plugin.h (print_plugins_versions): New.
2523 (finalize_plugins): New.
2524 * toplev.c (compile_file): Don't call initialize_plugins.
2525 (print_version): Call print_plugins_versions.
2526 (toplev_main): Call initialize_plugins. Print version if needed.
2527 Call finalize_plugins.
2529 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2531 * common.opt (fversion): New.
2532 * gcc.c (print_version): New.
2533 (process_command): Don't print the version. Just set print_version.
2534 (main): Print version. Call subprocesses if print_version and
2535 verbose_flag are set.
2536 * opts.c (common_handle_option): Handle OPT_fversion.
2538 2009-04-16 Richard Guenther <rguenther@suse.de>
2539 Ira Rosen <irar@il.ibm.com>
2541 PR tree-optimization/39698
2542 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2543 type of the reduction variable. Only generate the def if
2546 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2547 make sure to first convert to an integer of the same precision.
2548 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2549 the type of the evolution correctly in computing the new
2550 induction variable base.
2552 2009-04-16 Richard Guenther <rguenther@suse.de>
2555 * tree-cfg.c (make_blocks): Split statements with to-be
2556 abnormal SSA names on the lhs.
2558 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2560 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2561 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2562 * c-typeck.c (really_start_incremental_init): Likewise.
2563 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2564 (TARGET_INITIALIZER): Remove it.
2565 * target.h (struct target): Remove vector_opaque_p.
2566 * tree.c (build_opaque_vector_type): New.
2567 * tree.h (TYPE_VECTOR_OPAQUE): New.
2568 (build_opaque_vector_type): Declare.
2569 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2570 * config/rs6000/rs6000.c (build_opaque_vector_type,
2571 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2572 (rs6000_init_builtins): Use build_opaque_vector_type for
2573 opaque_V4SI_type_node.
2575 2009-04-15 Catherine Moore <clm@codesourcery.com>
2577 * debug.h (set_name): Declare.
2578 * dwarf2out.c (dwarf2out_set_name): Declare.
2579 (dwarf2_debug_hooks): Add set_name.
2580 (find_AT_string): New.
2581 (add_AT_string): Call find_AT_string.
2582 (dwarf2out_set_name): New.
2583 * cp/decl.c (grokdeclarator): Call set_name.
2584 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2585 * debug.c (do_nothing_debug_hooks): Likewise.
2586 * dbxout.c (dbx_debug_hooks): Likewise.
2587 * sdbout.c (sdb_debug_hooks): Likewise.
2589 2009-04-15 Michael Eager <eager@eagercon.com>
2591 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2592 reg for single-precision FPU.
2593 * config/rs6000/rs6000.md (movsi_internal1): Only for
2595 (movsi_internal1_single): New. Add pattern to move SI values to/from
2596 single-precision FP regs.
2598 2009-04-15 Richard Guenther <rguenther@suse.de>
2600 * omp-low.c (lower_rec_input_clauses): Build correct address
2602 (expand_omp_for_generic): Fix multiplication type.
2603 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2604 (generate_memset_zero): Fix types.
2605 * tree-profile.c (prepare_instrumented_value): Correctly
2608 2009-04-15 Ian Lance Taylor <iant@google.com>
2610 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2611 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2612 for -Wall and for -Wc++-compat.
2613 (c_common_post_options): For C++, set warn_enum_compare if not
2615 * c-tree.h (struct c_expr): Add field original_type.
2616 (build_external_ref): Update declaration.
2617 * c-parser.c (c_parser_braced_init): Set original_type.
2618 (c_parser_initelt): Likewise.
2619 (c_parser_expr_no_commas): Likewise.
2620 (c_parser_conditional_expression): Likewise.
2621 (c_parser_cast_expression): Likewise.
2622 (c_parser_unary_expression): Likewise. Pull setting of
2623 original_code to top of function.
2624 (c_parser_sizeof_expression): Set original_type.
2625 (c_parser_alignof_expression): Likewise.
2626 (c_parser_postfix_expression): Likewise. Pull setting of
2627 original_code to top of function.
2628 (c_parser_postfix_expression_after_paren_type): Set original_type.
2629 (c_parser_postfix_expression_after_primary): Likewise.
2630 (c_parser_expression): Likewise.
2631 * c-typeck.c (build_external_ref): Add type parameter. Change all
2633 (c_expr_sizeof_expr): Set original_type field.
2634 (parser_build_unary_op): Likewise.
2635 (parser_build_binary_op): Likewise. Optionally warn about
2636 comparisons of enums of different types.
2637 (digest_init): Set original_type field.
2638 (really_start_incremental_init): Likewise.
2639 (push_init_level, pop_init_level): Likewise.
2640 * doc/invoke.texi (Warning Options): -Wenum-compare now
2643 2009-04-15 Richard Guenther <rguenther@suse.de>
2645 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2646 out a necessary conversion.
2647 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2648 names we didn't value number.
2649 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2651 2009-04-15 Richard Guenther <rguenther@suse.de>
2653 PR tree-optimization/39764
2654 * tree-ssa-ccp.c (get_value): Canonicalize value with
2655 canonicalize_float_value.
2657 2009-04-15 Jan Hubicka <jh@suse.cz>
2659 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2660 Wrong version of patch.
2662 2009-04-15 Jan Hubicka <jh@suse.cz>
2664 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2666 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2668 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2669 our distinct integral and vector types.
2671 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2673 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2674 * init.c (build_vtbl_address): Remove call to assemble_external.
2676 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2678 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2679 output for other floating point modes.
2681 2009-04-14 Diego Novillo <dnovillo@google.com>
2683 * diagnostic.c (diagnostic_report_diagnostic): Do not
2684 warn about loaded plugins for DK_ERROR and DK_WARNING.
2685 * c-decl.c (declspecs_add_type): Move call to
2686 invoke_plugin_callbacks ...
2687 * c-parser.c (c_parser_declspecs): ... here.
2688 * plugin.c (dump_active_plugins): Tidy output.
2690 2009-04-14 Diego Novillo <dnovillo@google.com>
2691 Le-Chun Wu <lcwu@google.com>
2693 * configure.ac: Add --enable-plugin support.
2694 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2695 * Makefile.in (PLUGIN_H): Define.
2696 Export ENABLE_PLUGIN and GMPINC to site.exp.
2697 Add PLUGINLIBS to link command.
2698 Add/modify dependencies for plugin.o and files including plugin.h.
2700 * config.in: Regenerate.
2702 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2705 2009-04-14 Le-Chun Wu <lcwu@google.com>
2707 * tree-pass.h (register_one_dump_file): Add a prototype for
2708 register_one_dump_file.
2709 * toplev.c (compile_file): Call initialize_plugins.
2710 (do_compile): Call invoke_plugin_callbacks.
2711 (toplev_main): Call invoke_plugin_callbacks.
2712 * common.opt: Add -fplugin= and -fplugin-arg-.
2713 * gcc-plugin.h: New public header file for plugins to include.
2714 * plugin.c: New source file.
2715 * plugin.h: New internal header file.
2716 * passes.c (register_one_dump_file): Make it external.
2718 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2720 2009-04-14 Diego Novillo <dnovillo@google.com>
2722 * doc/plugins.texi: New.
2723 * doc/gccint.texi: Add reference to Plugins chapter.
2724 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2725 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2726 loaded plugins, if any.
2727 * timevar.def (TV_PLUGIN_INIT): Define.
2728 (TV_PLUGIN_RUN): Define.
2729 * plugin.c: Include timevar.h
2730 (plugins_active_p): New.
2731 (dump_active_plugins): New.
2732 (debug_active_plugins): New.
2734 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2736 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2738 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2740 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2742 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2743 the same as a minus without a shift.
2745 2009-04-14 Nick Clifton <nickc@redhat.com>
2747 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2748 comparisons with small integers will always produce a short
2751 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2754 2008-12-19 Diego Novillo <dnovillo@google.com>
2756 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2758 2009-04-14 Richard Guenther <rguenther@suse.de>
2760 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2762 (verify_gimple_assign_binary): Likewise. Handle shifts and
2764 (verify_gimple_phi): Print the mismatched argument position.
2765 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2767 (vect_update_init_of_dr): Likewise.
2768 * matrix-reorg.c (transform_access_sites): Do what the
2770 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2772 2009-04-13 Michael Eager <eager@eagercon.com>
2774 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2775 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2776 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2777 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2778 remove duplicate config
2780 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2782 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2783 file_name:line_number type locator of the call site.
2785 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2787 * genautomata.c: Put blank after comma.
2788 (automaton_decls): New.
2789 (struct unit_usage): Add comments to member next.
2790 (store_alt_unit_usage): Keep the list ordered.
2791 (unit_present_on_list_p, equal_alternatives_p): New.
2792 (check_regexp_units_distribution): Check units distribution
2793 correctness correctly.
2794 (main): Don't write automata if error is found. Return correct
2797 * config/m68k/cf.md (cfv4_ds): Remove.
2798 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2799 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2801 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2802 power4-load-ext, power4-store, power4-store-update,
2803 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2804 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2805 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2806 power4-sqrt, power4-isync): Modify reservation to make correct
2807 unit distribution to automata.
2809 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2810 power5-store-update, power5-two, power5-three, power5-lmul,
2811 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2813 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2815 * except.c (pass_set_nothrow_function_flags): Set name and add
2817 (set_nothrow_function_flags): Mention in the dump file when
2818 changing a function to nothrow.
2820 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2823 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2824 instead of unsigned long.
2826 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2828 * config/arm/arm.c (return_used_this_function): Remove.
2829 (arm_output_function_prologue): Remove use of
2830 return_used_this_function.
2831 (output_return_instruction): Replace use of
2832 return_used_this_function
2833 by cfun->machine->return_used_this_function.
2834 (arm_output_epilogue): Likewise.
2835 (arm_output_function_epilogue): Likewise.
2836 (thumb_unexpanded_epilogue): Likewise.
2837 * config/arm/arm.h (struct machine_function):
2838 New member return_used_this_function.
2840 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2842 * doc/install.texi: Correct description of default directory for
2843 --with-gxx-include-dir.
2845 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2847 * fold-const.c (build_range_check): Properly deal with enumeral and
2850 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2852 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2853 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2854 * params.h (MAX_GCSE_PASSES): Remove.
2855 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2856 in sequence. Remove ability to run multiple passes.
2857 (bypass_jumps): Report run as third CPROP pass.
2859 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2862 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2863 when deciding whether the whole SEQUENCE can throw.
2865 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2868 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2869 offseted label references.
2871 2009-04-11 Jan Hubicka <jh@suse.cz>
2873 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2875 2009-04-11 Richard Guenther <rguenther@suse.de>
2878 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2879 return variables as TREE_ADDRESSABLE.
2881 2009-04-11 Richard Guenther <rguenther@suse.de>
2883 PR tree-optimization/39713
2884 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2885 reference trees have SSA_NAME operands.
2887 2009-04-11 Richard Guenther <rguenther@suse.de>
2890 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2891 address expressions.
2893 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2895 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2896 match changes in Cygwin 1.7
2897 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2898 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2900 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2902 PR tree-optimization/39701
2903 * doc/invoke.texi (Optimization Options): Document change in
2904 meaning and initialization of -fdelete-null-pointer-checks.
2906 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2909 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2911 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2914 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2916 2009-04-10 Chao-ying Fu <fu@mips.com>
2918 * doc/tm.texi (Instruction Output): Document
2919 TARGET_ASM_FINAL_POSTSCAN_INSN.
2920 * target.h (final_postscan_insn): New field in asm_out.
2921 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2922 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2923 * final.c (final_scan_insn): Call
2924 targetm.asm_out.final_postscan_insn after outputting
2925 an asm macro and a normal instruction.
2927 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2928 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2929 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2930 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2931 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2933 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2936 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2937 variables as non-NULL even with -fdelete-null-pointer-checks.
2939 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2941 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2943 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2946 * config/i386/i386.c (classify_argument): Handle SCmode with
2947 (bit_offset % 64) != 0.
2949 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2951 * doc/invoke.texi (Optimize Options): Add cross-reference to
2952 -Q --help=optimizers examples.
2954 2009-04-10 Ben Elliston <bje@au.ibm.com>
2957 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2958 regalign for the reg == fpr and TDmode case.
2960 2009-04-09 David Ayers <ayers@fsfe.org>
2963 * objc/objc-act.c (warn_with_method): Remove helper function.
2964 (check_duplicates): Call warning and inform directly.
2965 (really_start_method): Likewise.
2967 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2969 * expmed.c (expand_divmod): Always use a comparison for a division
2970 by a large unsigned integer.
2972 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2973 for things others than variables or functions as nonzero.
2975 2009-04-09 Nick Clifton <nickc@redhat.com>
2977 * unwind-compat.c: Change copyright header to refer to version
2978 3 of the GNU General Public License with version 3.1 of the
2979 GCC Runtime Library Exception and to point readers at the
2980 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2981 * config/alpha/crtfastmath.c: Likewise.
2982 * config/alpha/linux-unwind.h: Likewise.
2983 * config/alpha/qrnnd.asm: Likewise.
2984 * config/alpha/vms-crt0-64.c: Likewise.
2985 * config/alpha/vms-crt0.c: Likewise.
2986 * config/alpha/vms-dwarf2.asm: Likewise.
2987 * config/alpha/vms-dwarf2eh.asm: Likewise.
2988 * config/alpha/vms-psxcrt0-64.c: Likewise.
2989 * config/alpha/vms-psxcrt0.c: Likewise.
2990 * config/alpha/vms_tramp.asm: Likewise.
2991 * config/arc/initfini.c: Likewise.
2992 * config/arc/lib1funcs.asm: Likewise.
2993 * config/arm/bpabi-v6m.S: Likewise.
2994 * config/arm/bpabi.S: Likewise.
2995 * config/arm/bpabi.c: Likewise.
2996 * config/arm/crti.asm: Likewise.
2997 * config/arm/crtn.asm: Likewise.
2998 * config/arm/ieee754-df.S: Likewise.
2999 * config/arm/ieee754-sf.S: Likewise.
3000 * config/arm/lib1funcs.asm: Likewise.
3001 * config/arm/libunwind.S: Likewise.
3002 * config/arm/linux-atomic.c: Likewise.
3003 * config/arm/mmintrin.h: Likewise.
3004 * config/arm/pr-support.c: Likewise.
3005 * config/arm/unaligned-funcs.c: Likewise.
3006 * config/arm/unwind-arm.c: Likewise.
3007 * config/arm/unwind-arm.h: Likewise.
3008 * config/avr/libgcc.S: Likewise.
3009 * config/bfin/crti.s: Likewise.
3010 * config/bfin/crtlibid.s: Likewise.
3011 * config/bfin/crtn.s: Likewise.
3012 * config/bfin/lib1funcs.asm: Likewise.
3013 * config/bfin/linux-unwind.h: Likewise.
3014 * config/cris/arit.c: Likewise.
3015 * config/cris/cris_abi_symbol.c: Likewise.
3016 * config/darwin-64.c: Likewise.
3017 * config/darwin-crt2.c: Likewise.
3018 * config/darwin-crt3.c: Likewise.
3019 * config/darwin.h: Likewise.
3020 * config/dbxelf.h: Likewise.
3021 * config/dfp-bit.c: Likewise.
3022 * config/dfp-bit.h: Likewise.
3023 * config/elfos.h: Likewise.
3024 * config/fixed-bit.c: Likewise.
3025 * config/fixed-bit.h: Likewise.
3026 * config/fp-bit.c: Likewise.
3027 * config/fp-bit.h: Likewise.
3028 * config/fr30/crti.asm: Likewise.
3029 * config/fr30/crtn.asm: Likewise.
3030 * config/fr30/lib1funcs.asm: Likewise.
3031 * config/freebsd-spec.h: Likewise.
3032 * config/frv/cmovd.c: Likewise.
3033 * config/frv/cmovh.c: Likewise.
3034 * config/frv/cmovw.c: Likewise.
3035 * config/frv/frvbegin.c: Likewise.
3036 * config/frv/frvend.c: Likewise.
3037 * config/frv/lib1funcs.asm: Likewise.
3038 * config/glibc-stdint.h: Likewise.
3039 * config/h8300/clzhi2.c: Likewise.
3040 * config/h8300/crti.asm: Likewise.
3041 * config/h8300/crtn.asm: Likewise.
3042 * config/h8300/ctzhi2.c: Likewise.
3043 * config/h8300/fixunssfsi.c: Likewise.
3044 * config/h8300/lib1funcs.asm: Likewise.
3045 * config/h8300/parityhi2.c: Likewise.
3046 * config/h8300/popcounthi2.c: Likewise.
3047 * config/i386/ammintrin.h: Likewise.
3048 * config/i386/att.h: Likewise.
3049 * config/i386/avxintrin.h: Likewise.
3050 * config/i386/biarch64.h: Likewise.
3051 * config/i386/bmmintrin.h: Likewise.
3052 * config/i386/cpuid.h: Likewise.
3053 * config/i386/cross-stdarg.h: Likewise.
3054 * config/i386/crtfastmath.c: Likewise.
3055 * config/i386/crtprec.c: Likewise.
3056 * config/i386/cygming-crtbegin.c: Likewise.
3057 * config/i386/cygming-crtend.c: Likewise.
3058 * config/i386/cygwin.asm: Likewise.
3059 * config/i386/emmintrin.h: Likewise.
3060 * config/i386/gmm_malloc.h: Likewise.
3061 * config/i386/gthr-win32.c: Likewise.
3062 * config/i386/i386.h: Likewise.
3063 * config/i386/immintrin.h: Likewise.
3064 * config/i386/linux-unwind.h: Likewise.
3065 * config/i386/linux64.h: Likewise.
3066 * config/i386/mm3dnow.h: Likewise.
3067 * config/i386/mmintrin-common.h: Likewise.
3068 * config/i386/mmintrin.h: Likewise.
3069 * config/i386/nmmintrin.h: Likewise.
3070 * config/i386/pmm_malloc.h: Likewise.
3071 * config/i386/pmmintrin.h: Likewise.
3072 * config/i386/smmintrin.h: Likewise.
3073 * config/i386/sol2-c1.asm: Likewise.
3074 * config/i386/sol2-ci.asm: Likewise.
3075 * config/i386/sol2-cn.asm: Likewise.
3076 * config/i386/sol2-gc1.asm: Likewise.
3077 * config/i386/tmmintrin.h: Likewise.
3078 * config/i386/unix.h: Likewise.
3079 * config/i386/w32-unwind.h: Likewise.
3080 * config/i386/wmmintrin.h: Likewise.
3081 * config/i386/x86-64.h: Likewise.
3082 * config/i386/x86intrin.h: Likewise.
3083 * config/i386/xmmintrin.h: Likewise.
3084 * config/ia64/crtbegin.asm: Likewise.
3085 * config/ia64/crtend.asm: Likewise.
3086 * config/ia64/crtfastmath.c: Likewise.
3087 * config/ia64/crti.asm: Likewise.
3088 * config/ia64/crtn.asm: Likewise.
3089 * config/ia64/fde-glibc.c: Likewise.
3090 * config/ia64/lib1funcs.asm: Likewise.
3091 * config/ia64/linux-unwind.h: Likewise.
3092 * config/ia64/quadlib.c: Likewise.
3093 * config/ia64/unwind-ia64.c: Likewise.
3094 * config/linux.h: Likewise.
3095 * config/m32c/m32c-lib1.S: Likewise.
3096 * config/m32c/m32c-lib2-trapv.c: Likewise.
3097 * config/m32c/m32c-lib2.c: Likewise.
3098 * config/m32r/initfini.c: Likewise.
3099 * config/m68hc11/larith.asm: Likewise.
3100 * config/m68hc11/m68hc11-crt0.S: Likewise.
3101 * config/m68k/cf.md: Likewise.
3102 * config/m68k/crti.s: Likewise.
3103 * config/m68k/crtn.s: Likewise.
3104 * config/m68k/lb1sf68.asm: Likewise.
3105 * config/m68k/linux-unwind.h: Likewise.
3106 * config/mcore/crti.asm: Likewise.
3107 * config/mcore/crtn.asm: Likewise.
3108 * config/mcore/lib1.asm: Likewise.
3109 * config/mips/linux-unwind.h: Likewise.
3110 * config/mips/loongson.h: Likewise.
3111 * config/mips/mips16.S: Likewise.
3112 * config/mmix/crti.asm: Likewise.
3113 * config/mmix/crtn.asm: Likewise.
3114 * config/pa/fptr.c: Likewise.
3115 * config/pa/hpux-unwind.h: Likewise.
3116 * config/pa/lib2funcs.asm: Likewise.
3117 * config/pa/linux-atomic.c: Likewise.
3118 * config/pa/linux-unwind.h: Likewise.
3119 * config/pa/milli64.S: Likewise.
3120 * config/pa/quadlib.c: Likewise.
3121 * config/pa/stublib.c: Likewise.
3122 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3123 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3124 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3125 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3126 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3127 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3128 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3129 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3130 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3131 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3132 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3133 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3134 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3135 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3136 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3137 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3138 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3139 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3140 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3141 * config/rs6000/750cl.h: Likewise.
3142 * config/rs6000/altivec.h: Likewise.
3143 * config/rs6000/biarch64.h: Likewise.
3144 * config/rs6000/crtresfpr.asm: Likewise.
3145 * config/rs6000/crtresgpr.asm: Likewise.
3146 * config/rs6000/crtresxfpr.asm: Likewise.
3147 * config/rs6000/crtresxgpr.asm: Likewise.
3148 * config/rs6000/crtsavfpr.asm: Likewise.
3149 * config/rs6000/crtsavgpr.asm: Likewise.
3150 * config/rs6000/darwin-asm.h: Likewise.
3151 * config/rs6000/darwin-fallback.c: Likewise.
3152 * config/rs6000/darwin-fpsave.asm: Likewise.
3153 * config/rs6000/darwin-ldouble.c: Likewise.
3154 * config/rs6000/darwin-tramp.asm: Likewise.
3155 * config/rs6000/darwin-unwind.h: Likewise.
3156 * config/rs6000/darwin-vecsave.asm: Likewise.
3157 * config/rs6000/darwin-world.asm: Likewise.
3158 * config/rs6000/e500crtres32gpr.asm: Likewise.
3159 * config/rs6000/e500crtres64gpr.asm: Likewise.
3160 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3161 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3162 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3163 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3164 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3165 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3166 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3167 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3168 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3169 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3170 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3171 * config/rs6000/eabi-ci.asm: Likewise.
3172 * config/rs6000/eabi-cn.asm: Likewise.
3173 * config/rs6000/eabi.asm: Likewise.
3174 * config/rs6000/linux-unwind.h: Likewise.
3175 * config/rs6000/linux64.h: Likewise.
3176 * config/rs6000/paired.h: Likewise.
3177 * config/rs6000/paired.md: Likewise.
3178 * config/rs6000/ppc64-fp.c: Likewise.
3179 * config/rs6000/ppu_intrinsics.h: Likewise.
3180 * config/rs6000/rs6000.h: Likewise.
3181 * config/rs6000/si2vmx.h: Likewise.
3182 * config/rs6000/sol-ci.asm: Likewise.
3183 * config/rs6000/sol-cn.asm: Likewise.
3184 * config/rs6000/spe.h: Likewise.
3185 * config/rs6000/spu2vmx.h: Likewise.
3186 * config/rs6000/sysv4.h: Likewise.
3187 * config/rs6000/tramp.asm: Likewise.
3188 * config/rs6000/vec_types.h: Likewise.
3189 * config/s390/linux-unwind.h: Likewise.
3190 * config/s390/tpf-unwind.h: Likewise.
3191 * config/score/crti.asm: Likewise.
3192 * config/score/crtn.asm: Likewise.
3193 * config/sh/crt1.asm: Likewise.
3194 * config/sh/crti.asm: Likewise.
3195 * config/sh/crtn.asm: Likewise.
3196 * config/sh/divtab-sh4-300.c: Likewise.
3197 * config/sh/divtab-sh4.c: Likewise.
3198 * config/sh/divtab.c: Likewise.
3199 * config/sh/lib1funcs-4-300.asm: Likewise.
3200 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3201 * config/sh/lib1funcs.asm: Likewise.
3202 * config/sh/lib1funcs.h: Likewise.
3203 * config/sh/linux-atomic.asm: Likewise.
3204 * config/sh/linux-unwind.h: Likewise.
3205 * config/sh/shmedia.h: Likewise.
3206 * config/sh/sshmedia.h: Likewise.
3207 * config/sh/ushmedia.h: Likewise.
3208 * config/sparc/crtfastmath.c: Likewise.
3209 * config/sparc/linux-unwind.h: Likewise.
3210 * config/sparc/sol2-c1.asm: Likewise.
3211 * config/sparc/sol2-ci.asm: Likewise.
3212 * config/sparc/sol2-cn.asm: Likewise.
3213 * config/spu/divmodti4.c: Likewise.
3214 * config/spu/divv2df3.c: Likewise.
3215 * config/spu/float_disf.c: Likewise.
3216 * config/spu/float_unsdidf.c: Likewise.
3217 * config/spu/float_unsdisf.c: Likewise.
3218 * config/spu/float_unssidf.c: Likewise.
3219 * config/spu/mfc_multi_tag_release.c: Likewise.
3220 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3221 * config/spu/mfc_tag_release.c: Likewise.
3222 * config/spu/mfc_tag_reserve.c: Likewise.
3223 * config/spu/mfc_tag_table.c: Likewise.
3224 * config/spu/multi3.c: Likewise.
3225 * config/spu/spu_internals.h: Likewise.
3226 * config/spu/spu_intrinsics.h: Likewise.
3227 * config/spu/spu_mfcio.h: Likewise.
3228 * config/spu/vec_types.h: Likewise.
3229 * config/spu/vmx2spu.h: Likewise.
3230 * config/stormy16/stormy16-lib2.c: Likewise.
3231 * config/svr4.h: Likewise.
3232 * config/sync.c: Likewise.
3233 * config/v850/lib1funcs.asm: Likewise.
3234 * config/vxlib-tls.c: Likewise.
3235 * config/vxlib.c: Likewise.
3236 * config/vxworks-dummy.h: Likewise.
3237 * config/xtensa/crti.asm: Likewise.
3238 * config/xtensa/crtn.asm: Likewise.
3239 * config/xtensa/ieee754-df.S: Likewise.
3240 * config/xtensa/ieee754-sf.S: Likewise.
3241 * config/xtensa/lib1funcs.asm: Likewise.
3242 * config/xtensa/lib2funcs.S: Likewise.
3243 * config/xtensa/linux-unwind.h: Likewise.
3244 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3245 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3246 * coretypes.h: Likewise.
3247 * crtstuff.c: Likewise.
3248 * defaults.h: Likewise.
3249 * dwarf2.h: Likewise.
3250 * emutls.c: Likewise.
3251 * gbl-ctors.h: Likewise.
3252 * gcov-io.h: Likewise.
3253 * ginclude/float.h: Likewise.
3254 * ginclude/iso646.h: Likewise.
3255 * ginclude/stdarg.h: Likewise.
3256 * ginclude/stdbool.h: Likewise.
3257 * ginclude/stddef.h: Likewise.
3258 * ginclude/stdfix.h: Likewise.
3259 * ginclude/stdint-gcc.h: Likewise.
3260 * ginclude/tgmath.h: Likewise.
3261 * gthr-aix.h: Likewise.
3262 * gthr-dce.h: Likewise.
3263 * gthr-gnat.c: Likewise.
3264 * gthr-gnat.h: Likewise.
3265 * gthr-lynx.h: Likewise.
3266 * gthr-mipssde.h: Likewise.
3267 * gthr-nks.h: Likewise.
3268 * gthr-posix.c: Likewise.
3269 * gthr-posix.h: Likewise.
3270 * gthr-posix95.h: Likewise.
3271 * gthr-rtems.h: Likewise.
3272 * gthr-single.h: Likewise.
3273 * gthr-solaris.h: Likewise.
3274 * gthr-tpf.h: Likewise.
3275 * gthr-vxworks.h: Likewise.
3276 * gthr-win32.h: Likewise.
3278 * libgcc2.c: Likewise.
3279 * libgcc2.h: Likewise.
3280 * libgcov.c: Likewise.
3281 * tsystem.h: Likewise.
3282 * typeclass.h: Likewise.
3283 * unwind-c.c: Likewise.
3284 * unwind-compat.h: Likewise.
3285 * unwind-dw2-fde-compat.c: Likewise.
3286 * unwind-dw2-fde-darwin.c: Likewise.
3287 * unwind-dw2-fde-glibc.c: Likewise.
3288 * unwind-dw2-fde.c: Likewise.
3289 * unwind-dw2-fde.h: Likewise.
3290 * unwind-dw2.c: Likewise.
3291 * unwind-dw2.h: Likewise.
3292 * unwind-generic.h: Likewise.
3293 * unwind-pe.h: Likewise.
3294 * unwind-sjlj.c: Likewise.
3295 * unwind.inc: Likewise.
3296 * config/arm/neon-gen.ml: Change generated copyright header to
3297 refer to version 3 of the GNU General Public License with
3298 version 3.1 of the GCC Runtime Library Exception and to point
3299 readers at the COPYING3 and COPYING3.RUNTIME files and the
3300 FSF's license web page.
3301 * config/arm/arm_neon.h: Regenerate.
3303 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3305 * config/cris/cris.md: Change copyright header to refer to version
3306 3 of the GNU General Public License.
3307 * doc/install.texi2html: Change copyright header to refer to version
3308 3 of the GNU General Public License and to point readers at the
3309 COPYING3 file and the FSF's license web page.
3310 * config/vax/linux.h: Likewise.
3312 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3314 * config/i386/i386.md (cmpcc): New.
3315 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3316 (sync_compare_and_swap_cc*): Delete.
3318 * config/s390/s390.c (s390_compare_emitted): Remove.
3319 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3320 s390_compare_emitted used to be handled. Assert that modes match.
3321 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3322 refer to sync_compare_and_swap_ccsi.
3323 * config/s390/s390.h (s390_compare_emitted): Remove.
3324 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3325 instead of s390_compare_emitted.
3326 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3327 instead of s390_compare_emitted.
3328 * config/s390/s390.md (cmpcc): New.
3329 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3330 CC_REGNUM, do not pretend it's set.
3331 (sync_compare_and_swap_cc*): Delete.
3332 * config/s390/predicates.md (cc_reg_operand): New.
3334 * expr.c (sync_compare_and_swap_cc): Delete.
3335 * optabs.h (sync_compare_and_swap_cc): Delete.
3336 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3337 is being used with can_compare_p.
3338 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3340 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3341 look for a MODE_CC set instead. Use emit_store_flag.
3342 (expand_compare_and_swap_loop): Likewise, with some additional
3343 complication to avoid a force_reg when useless. Use
3344 emit_cmp_and_jump_insns.
3345 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3346 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3347 sync_compare_and_swap documentation.
3349 2009-04-09 Jan Hubicka <jh@suse.cz>
3351 * except.c (find_prev_try): Break out from ....
3352 (duplicate_eh_regions): ... here; properly update prev_try pointers
3353 when duplication part of tree.
3354 (dump_eh_tree): Improve dumping.
3355 (verify_eh_region): New.
3356 (verify_eh_tree): Use it.
3358 2009-04-06 Richard Guenther <rguenther@suse.de>
3360 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3361 &ARRAY addresses by adjusting their types and prepending
3363 * tree-cfg.c (verify_gimple_assign_single): Verify that
3364 addresses are correct.
3366 2009-04-09 Richard Guenther <rguenther@suse.de>
3368 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3369 indices into an array reference if possible.
3370 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3371 Fold POINTER_PLUS_EXPR statements with invariant address.
3373 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3376 * config.gcc (powerpc64-*-linux*): Always build biarch.
3378 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3381 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3382 it and pedwarn if this results in an INTEGER_CST.
3384 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * doc/install.texi: Update minimum GMP version. Remove obsolete
3387 text in MPFR section.
3389 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3391 * dwarf2out.c (class_scope_p): New static inline.
3392 (class_or_namespace_scope_p): Use it.
3393 (gen_variable_die): Use DW_TAG_member tag for static data member
3394 declarations instead of DW_TAG_variable.
3397 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3400 2009-04-08 Richard Guenther <rguenther@suse.de>
3402 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3403 valueize random data.
3405 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3407 * config.gcc (aix tm_file): Add aix-stdint.h.
3408 (aix tm clause use_gcc_stdint): Set to wrap.
3409 * config/rs6000/aix-stdint.h: New file.
3411 2009-04-08 Richard Guenther <rguenther@suse.de>
3414 * tree-dfa.c (add_referenced_var): Do not recurse into
3415 global initializers.
3416 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3418 (fold_const_aggregate_ref): Likewise.
3420 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3422 * recog.c (ordered_comparison_operator): New.
3423 * gensupport.c (std_preds): Add it.
3424 * doc/md.texi (Machine-Independent Predicates): Document it.
3426 2009-04-08 Jan Hubicka <jh@suse.cz>
3428 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3429 * function.h (rtl_eh): Remove exception_handler_label_map.
3430 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3431 remove_exception_handler_label, for_each_eh_label_1): Remove.
3432 (rtl_remove_unreachable_regions): Remove.
3433 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3434 (find_exception_handler_labels): Don't build the hashtable.
3435 (maybe_remove_eh_handler): Remove.
3436 (for_each_eh_label): Rewrite to walk the tree.
3437 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3438 * except.h (maybe_remove_eh_handler): Remove.
3439 * passes.c (init_optimization_passes): Schedule second EH cleanup
3441 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3442 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3444 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3446 * genoutput.c (validate_optab_operands): New.
3447 (gen_insn, gen_expand): Call it.
3449 * genflags.c (gen_insn): Detect misused iterators.
3450 (main): Pass line_no to gen_insn, exit with status 1 on error.
3452 * genextract.c (line_no): Make global.
3453 (VEC_safe_set_locstr): Change assertion to error message.
3454 (main): Exit with status 1 on error.
3456 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3460 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3461 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3462 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3463 * c-convert.c (convert): Do not call fold on results of conversion
3464 functions when the result is a C_MAYBE_CONST_EXPR.
3465 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3466 of __builtin_choose_expr.
3467 * c-typeck.c (remove_c_maybe_const_expr): New.
3468 (build_unary_op, build_conditional_expr, build_compound_expr,
3469 build_binary_op, c_objc_common_truthvalue_conversion): Call
3470 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3473 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3475 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3476 CODE to produce a new one. Add a prototype to use fold_convert_const
3478 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3481 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3482 mix declarations and code.
3484 2009-04-08 Ben Elliston <bje@au.ibm.com>
3486 * gcc.c: Replace `CC' with `GCC' throughout.
3488 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3490 * doc/invoke.texi: Document Atom support.
3492 2009-04-07 Jason Merrill <jason@redhat.com>
3495 * c-common.h, c-common.c: Add flag_pretty_templates.
3496 * c-opts.c (c_common_handle_option): Set it.
3497 * c.opt: Add -fno-pretty-templates.
3498 * doc/invoke.texi (C++ Dialect Options): Likewise.
3500 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3502 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3503 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3504 (ia64_expand_builtin): Likewise.
3506 2009-04-07 Martin Jambor <mjambor@suse.cz>
3508 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3509 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3510 ADDR_EXPRS are include too.
3512 2009-04-07 Richard Guenther <rguenther@suse.de>
3514 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3515 decls are only used if passes as parameters or if they are
3516 local statics and the call is not to a builtin.
3517 (call_may_clobber_ref_p_1): Likewise.
3519 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3521 * expr.c (do_store_flag): Remove last argument. Simplify code
3522 to avoid duplication of tests already done by can_compare_p.
3523 (expand_expr_real_1): Adjust caller.
3525 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3527 * optabs.c (can_compare_p): Test the predicate of a
3528 cbranch and cstore pattern.
3530 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3532 * expr.c (convert_move): Use emit_store_flag instead of
3535 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3537 * config/i386/i386.c (ix86_compare_emitted): Remove.
3538 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3539 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3540 * config/i386/i386.h (ix86_compare_emitted): Remove.
3541 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3542 instead of ix86_compare_emitted.
3543 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3545 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3547 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3548 Add t-sysroot-suffix to tmake_file.
3549 * config/print-sysroot-suffix.sh: New file.
3550 * config/t-sysroot-suffix: New file.
3552 2009-04-07 Ben Elliston <bje@au.ibm.com>
3554 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3555 as the latter produces a warning when the target does not support
3558 2009-04-07 Ben Elliston <bje@au.ibm.com>
3560 * dfp.c: Replace type punning assignments with memcpy throughout.
3561 * Makefile.in (dfp.o-warn): Remove.
3563 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3566 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3567 Include soft-fp/t-softfp after rs6000/t-linux64.
3569 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3571 * stor-layout.c (set_sizetype): Use the full precision of their
3572 machine mode for bitsize types.
3574 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3576 * config/i386/i386.md: Revert 2 accidental checkins.
3578 2009-04-06 Joey Ye <joey.ye@intel.com>
3579 Xuepeng Guo <xuepeng.guo@intel.com>
3580 H.J. Lu <hongjiu.lu@intel.com>
3582 Atom pipeline model, tuning and insn selection.
3583 * config.gcc (atom): Add atom config options and target.
3585 * config/i386/atom.md: New.
3587 * config/i386/i386.c (atom_cost): New cost.
3588 (m_ATOM): New macro flag.
3589 (initial_ix86_tune_features): Set m_ATOM.
3590 (x86_accumulate_outgoing_args): Likewise.
3591 (x86_arch_always_fancy_math_387): Likewise.
3592 (processor_target): Add Atom cost.
3593 (cpu_names): Add Atom cpu name.
3594 (override_options): Set Atom ISA.
3595 (ix86_issue_rate): New case PROCESSOR_ATOM.
3596 (ix86_adjust_cost): Likewise.
3598 * config/i386/i386.h (TARGET_ATOM): New target macro.
3599 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3600 (TARGET_OPT_AGU): New target option.
3601 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3602 (processor_type): Add PROCESSOR_ATOM.
3604 * config/i386/i386.md (cpu): Add new value "atom".
3605 (use_carry, movu): New attr.
3606 (atom.md): Include atom.md.
3607 (adddi3_carry_rex64): Set attr "use_carry".
3608 (addqi3_carry): Likewise.
3609 (addhi3_carry): Likewise.
3610 (addsi3_carry): Likewise.
3611 (*addsi3_carry_zext): Likewise.
3612 (subdi3_carry_rex64): Likewise.
3613 (subqi3_carry): Likewise.
3614 (subhi3_carry): Likewise.
3615 (subsi3_carry): Likewise.
3616 (x86_movdicc_0_m1_rex64): Likewise.
3617 (*x86_movdicc_0_m1_se): Likewise.
3618 (x86_movsicc_0_m1): Likewise.
3619 (*x86_movsicc_0_m1_se): Likewise.
3620 (*adddi_1_rex64): Emit add insn as much as possible.
3621 (*addsi_1): Likewise.
3622 (return_internal): Set atom_unit.
3623 (return_internal_long): Likewise.
3624 (return_pop_internal): Likewise.
3625 (*rcpsf2_sse): Set atom_sse_attr attr.
3626 (*qrt<mode>2_sse): Likewise.
3627 (*prefetch_sse): Likewise.
3629 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3631 (ix86_target_macros_internal): Likewise.
3633 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3634 (*prefetch_sse_rex): Likewise.
3635 (sse_rcpv4sf2): Likewise.
3636 (sse_vmrcpv4sf2): Likewise.
3637 (sse_sqrtv4sf2): Likewise.
3638 (<sse>_vmsqrt<mode>2): Likewise.
3639 (sse_ldmxcsr): Likewise.
3640 (sse_stmxcsr): Likewise.
3641 (*sse_sfence): Likewise.
3642 (sse2_clflush): Likewise.
3643 (*sse2_mfence): Likewise.
3644 (*sse2_lfence): Likewise.
3645 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3646 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3647 (avx_movdqu<avxmodesuffix>): Likewise.
3648 (avx_lddqu<avxmodesuffix>): Likewise.
3649 (sse2_movntv2di): Change attr "type" to "ssemov".
3650 (sse2_movntsi): Likewise.
3651 (rsqrtv8sf2): Change attr "type" to "sseadd".
3652 (sse3_addsubv2df3): Set attr "atom_unit".
3653 (sse3_h<plusminus_insn>v4sf3): Likewise.
3654 (*sse2_pmaddwd): Likewise.
3655 (*vec_extractv2di_1_rex64): Likewise.
3656 (*vec_extractv2di_1_avx): Likewise.
3657 (sse2_psadbw): Likewise.
3658 (ssse3_phaddwv8hi3): Likewise.
3659 (ssse3_phaddwv4hi3): Likewise.
3660 (ssse3_phadddv4si3): Likewise.
3661 (ssse3_phadddv2si3): Likewise.
3662 (ssse3_phaddswv8hi3): Likewise.
3663 (ssse3_phaddswv4hi3): Likewise.
3664 (ssse3_phsubwv8hi3): Likewise.
3665 (ssse3_phsubwv4hi3): Likewise.
3666 (ssse3_phsubdv4si3): Likewise.
3667 (ssse3_phsubdv2si3): Likewise.
3668 (ssse3_phsubswv8hi3): Likewise.
3669 (ssse3_phsubswv4hi3): Likewise.
3670 (ssse3_pmaddubsw128): Likewise.
3671 (sse3_pmaddubsw: Likewise.
3672 (ssse3_palignrti): Likewise.
3673 (ssse3_palignrdi): Likewise.
3675 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3677 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3679 2009-04-06 Richard Guenther <rguenther@suse.de>
3681 PR tree-optimization/28868
3682 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3683 of which PHI results we inserted.
3684 (insert_into_preds_of_block): Record inserted PHIs.
3685 (eliminate): Eliminate redundant PHI nodes.
3686 (init_pre): Init inserted_phi_names.
3688 2009-04-06 Richard Guenther <rguenther@suse.de>
3690 PR tree-optimization/39643
3691 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3692 IMAGPART_EXPRs of complex constants.
3693 (execute_fold_all_builtins): If we folded a call queue
3694 TODO_update_address_taken.
3696 2009-04-06 Jan Hubicka <jh@suse.cz>
3699 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3702 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3704 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3706 (ic_invalidate_array): Likewise.
3708 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3710 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3711 alignment for library calls.
3713 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3715 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3716 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3717 * config/i386/mingw-stdint.h: New file.
3719 2009-04-05 Richard Guenther <rguenther@suse.de>
3721 PR tree-optimization/39648
3722 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3723 our &A vs. &A[0] IL deficiencies.
3725 2009-04-04 Jan Hubicka <jh@suse.cz>
3727 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3728 removed toplevel regions.
3729 (sjlj_mark_call_sites): Likewise.
3731 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3733 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3734 (cygwin tm clause use_gcc_stdint): Set to wrap.
3735 * config/i386/cygwin-stdint.h: New file.
3737 2009-04-04 Richard Guenther <rguenther@suse.de>
3739 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3740 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3741 single-argument PHIs if we are in loop-closed SSA form.
3742 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3743 for the pre-condition.
3744 (slpeel_tree_peel_loop_to_edge): Likewise.
3745 (vect_build_loop_niters): Take an optional sequence to append stmts.
3746 (vect_generate_tmps_on_preheader): Likewise.
3747 (vect_do_peeling_for_loop_bound): Take extra guards for the
3749 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3750 the cost model check.
3751 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3752 guards if we are going to peel. Do not apply versioning in that case.
3753 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3754 (vect_do_peeling_for_loop_bound): Likewise.
3755 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3756 loop bound only record extra pre-conditions, do not apply loop
3759 2009-04-04 Richard Guenther <rguenther@suse.de>
3761 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3764 2009-04-04 Jan Hubicka <jh@suse.cz>
3766 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3767 last_basic_block for size of bb->index indexed array.
3768 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3769 compute_out, link_btr_uses, build_btr_def_use_webs,
3770 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3772 2009-04-04 Jan Hubicka <jh@suse.cz>
3774 * except.c (remove_eh_handler_and_replace): Break out from ...
3775 (remove_eh_handler): ... here.
3776 (bring_to_root): New function.
3777 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3778 handled ones, bring others to root of tree.
3780 2009-04-04 Jan Hubicka <jh@suse.cz>
3782 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3783 (all_phis_safe_to_merge): New function.
3784 (update_info): New structure.
3785 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3786 (cleanup_empty_eh): Update SSA if possible.
3788 2009-04-04 Richard Guenther <rguenther@suse.de>
3790 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3791 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3792 (append_vuse): Likewise.
3794 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3796 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3797 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3798 instead of REG_UNSAVED for DW_CFA_undefined.
3799 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3800 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3803 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3806 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3807 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3808 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3810 2009-04-04 Richard Guenther <rguenther@suse.de>
3812 PR tree-optimization/8781
3813 PR tree-optimization/37892
3814 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3815 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3816 (valueize_refs): Call it for *& valueizations.
3817 (shared_reference_ops_from_ref): Rename to ...
3818 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3819 (shared_reference_ops_from_call): Rename to ...
3820 (valueize_shared_reference_ops_from_call): ... this and valueize.
3821 (vn_reference_lookup): Update.
3822 (visit_reference_op_call): Likewise.
3823 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3824 (eliminate): Value-replace the call address in call statements.
3826 2009-04-04 Richard Guenther <rguenther@suse.de>
3828 PR tree-optimization/39636
3829 * tree-ssa-forwprop.c
3830 (forward_propagate_addr_into_variable_array_index): Check for
3831 GIMPLE_ASSIGN before accessing the rhs code.
3833 2009-04-03 Jason Merrill <jason@redhat.com>
3835 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3837 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3839 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3840 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3841 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3842 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3843 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3844 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3845 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3846 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3847 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3848 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3849 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3850 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3851 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3852 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3853 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3854 Use fr_reg_or_fp01_operand instead of fr_register_operand
3856 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3857 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3858 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3860 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3862 PR rtl-optimization/39607
3863 PR rtl-optimization/39631
3867 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3868 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3869 instead of DF_LR_OUT.
3870 * ira-lives.c (process_bb_node_lives): Ditto.
3871 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3872 instead of DF_LR_{OUT,IN}.
3873 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3874 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3876 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3878 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3879 (execute_lower_omp): Always run but take the short way out if -fopenmp
3881 (gate_lower_omp): Remove, forcing the pass manager to always run the
3882 pass and always set PROP_gimple_lomp.
3883 (pass_lower_omp): Remove gate function.
3884 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3885 PROP_trees. Instead, require it.
3886 * ipa-cp.c (pass_ipa_cp): Likewise.
3887 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3888 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3889 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3890 and PROP_gimple_leh.
3892 2009-04-03 Richard Guenther <rguenther@suse.de>
3895 PR tree-optimization/23940
3896 PR tree-optimization/33237
3899 PR tree-optimization/36201
3900 PR tree-optimization/36230
3901 PR tree-optimization/38049
3902 PR tree-optimization/38207
3903 PR tree-optimization/38230
3904 PR tree-optimization/38301
3905 PR tree-optimization/38585
3907 PR tree-optimization/38985
3908 PR tree-optimization/39299
3909 * tree-ssa-structalias.h: Remove.
3910 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3911 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3912 (struct vuse_element_d): Remove.
3913 (struct vuse_vec_d): Likewise.
3914 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3915 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3916 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3917 VUSE_ELEMENT_VAR): Likewise.
3918 (struct voptype_d): Likewise.
3919 (NUM_VOP_FREE_BUCKETS): Likewise.
3920 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3921 (struct stmt_operands_d): Remove.
3922 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3923 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3924 VDEF_NUM, VDEF_VECT): Likewise.
3925 (copy_virtual_operands): Remove.
3926 (operand_build_cmp): Likewise.
3927 (create_ssa_artificial_load_stmt): Likewise.
3928 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3929 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3930 vuse_index and mayuse_index members. Pack and move done and iter_type
3931 members to the front.
3932 (SSA_OP_VMAYUSE): Remove.
3933 (SSA_OP_VIRTUAL_USES): Adjust.
3934 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3935 (unlink_stmt_vdef): Declare.
3936 (add_to_addressable_set): Remove.
3937 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3938 (vrp_visit_stmt): Likewise.
3939 * doc/tree-ssa.texi (Alias analysis): Update.
3940 * doc/invoke.texi (max-aliased-vops): Remove docs.
3941 (avg-aliased-vops): Likewise.
3942 * tree-into-ssa.c (syms_to_rename): Remove.
3943 (need_to_update_vops_p): Likewise.
3944 (need_to_initialize_update_ssa_p): Rename to ...
3945 (update_ssa_initialized_fn): ... this. Track function we are
3947 (symbol_marked_for_renaming): Simplify.
3948 (add_new_name_mapping): Do not set need_to_update_vops_p.
3949 (dump_currdefs): Use SYMS_TO_RENAME.
3950 (rewrite_update_stmt): Always walk all uses/defs.
3951 (dump_update_ssa): Adjust.
3952 (init_update_ssa): Take function argument. Track what we are
3954 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3955 (create_new_def_for): Initialize for cfun, assert we are initialized
3957 (mark_sym_for_renaming): Simplify.
3958 (mark_set_for_renaming): Do not initialize update-ssa.
3959 (need_ssa_update_p): Simplify. Take function argument.
3960 (name_mappings_registered_p): Assert we ask for the correct function.
3961 (name_registered_for_update_p): Likewise.
3962 (ssa_names_to_replace): Likewise.
3963 (release_ssa_name_after_update_ssa): Likewise.
3964 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3965 (dump_decl_set): Do not print a newline.
3966 (debug_decl_set): Do it here.
3967 (dump_update_ssa): And here.
3968 * tree-ssa-loop-im.c (move_computations): Adjust.
3969 (movement_possibility): Likewise.
3970 (determine_max_movement): Likewise.
3971 (gather_mem_refs_stmt): Likewise.
3972 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3974 * tree-complex.c (update_all_vops): Remove.
3975 (expand_complex_move): Adjust.
3976 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3977 Simplify test for memory referencing statement. Exclude
3978 non-invariant ADDR_EXPRs.
3979 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3980 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3981 (rdg_flag_uses): Likewise.
3982 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3984 (tree_optimize_tail_calls_1): Also split the
3985 edge from the entry block if we have degenerate PHI nodes in
3986 the first basic block.
3987 * tree.c (init_ttree): Remove memory-tag related code.
3988 (tree_code_size): Likewise.
3989 (tree_node_structure): Likewise.
3990 (build7_stat): Re-write to be build6_stat.
3991 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3992 (SSA_VAR_P): Adjust.
3993 (struct tree_memory_tag): Remove.
3994 (struct tree_memory_partition_tag): Likewise.
3995 (union tree_node): Adjust.
3996 (build7): Re-write to be build6.
3997 * tree-pass.h (pass_reset_cc_flags): Remove.
3998 (TODO_update_address_taken): New flag.
3999 (pass_simple_dse): Remove.
4000 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4001 * params.h (MAX_ALIASED_VOPS): Remove.
4002 (AVG_ALIASED_VOPS): Likewise.
4003 * omp-low.c (expand_omp_taskreg): Update SSA form.
4004 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4005 aliases the lhs in a copy stmt.
4006 * tree-ssa-dse.c (struct address_walk_data): Remove.
4007 (memory_ssa_name_same): Likewise.
4008 (memory_address_same): Likewise.
4009 (get_kill_of_stmt_lhs): Likewise.
4010 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4011 unused stores. Look through PHI nodes into post-dominated regions.
4012 (dse_optimize_stmt): Simplify. Properly remove stores.
4013 (tree_ssa_dse): Compute dominators.
4014 (execute_simple_dse): Remove.
4015 (pass_simple_dse): Likewise.
4016 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4017 gimple_loaded_syms and gimple_stored_syms computation.
4018 * toplev.c (dump_memory_report): Dump alias and pta stats.
4019 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4020 (vn_reference_eq): Likewise.
4021 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4022 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4023 valueize_vuses): Remove.
4024 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4025 (get_def_ref_stmt_vuse): ... this.
4026 (vn_reference_lookup_2): New function.
4027 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4028 walking equivalent vuses. Simplify.
4029 (vn_reference_lookup): Likewise.
4030 (vn_reference_insert): Likewise.
4031 (vn_reference_insert_pieces): Likewise.
4032 (visit_reference_op_call): Simplify.
4033 (visit_reference_op_load): Likewise.
4034 (visit_reference_op_store): Likewise.
4035 (init_scc_vn): Remove shared_lookup_vuses initialization.
4036 (free_scc_vn): Remove shared_lookup_vuses freeing.
4037 (sort_vuses, sort_vuses_heap): Remove.
4038 (get_ref_from_reference_ops): Export.
4039 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4040 vector with single vuse pointer.
4041 (vn_reference_lookup_pieces, vn_reference_lookup,
4042 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4043 (shared_vuses_from_stmt): Remove.
4044 (get_ref_from_reference_ops): Declare.
4045 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4046 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4047 memory-tag related code.
4048 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4049 (likely_value): Add comment, skip static-chain of call statements.
4050 (surely_varying_stmt_p): Adjust.
4051 (gimplify_and_update_call_from_tree): Likewise.
4052 (execute_fold_all_builtins): Do not rebuild alias info.
4053 (gimplify_and_update_call_from_tree): Properly update VOPs.
4054 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4055 (copy_ref_info): Remove memory-tag related code.
4056 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4057 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4058 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4060 * tree-ssa-dom.c (gimple_p): Remove typedef.
4061 (eliminate_redundant_computations): Adjust.
4062 (record_equivalences_from_stmt): Likewise.
4063 (avail_expr_hash): Likewise.
4064 (avail_expr_eq): Likewise.
4065 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4066 (stmt_makes_single_load): Likewise.
4067 (stmt_makes_single_store): Likewise.
4068 * tree-ssa-alias.c: Rewrite completely.
4069 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4070 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4071 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4072 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4073 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4074 Remove public functions.
4075 (pass_reset_cc_flags): Remove.
4076 (pass_build_alias): Move ...
4077 * tree-ssa-structalias.c (pass_build_alias): ... here.
4078 * tree-ssa-alias.c (may_be_aliased): Move ...
4079 * tree-flow-inline.h (may_be_aliased): ... here.
4080 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4081 count_uses_and_derefs): Move ...
4082 * gimple.c: ... here.
4083 * gimple.h (count_uses_and_derefs): Declare.
4084 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4085 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4086 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4087 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4088 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4089 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4090 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4092 * tree-dfa.c (refs_may_alias_p): Move ...
4093 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4094 * tree-ssa-alias.h: New file.
4095 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4096 (statement_sink_location): Likewise.
4097 * opts.c (decode_options): Do not adjust max-aliased-vops or
4098 avg-aliased-vops values.
4099 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4100 (TV_CALL_CLOBBER): Likewise.
4101 (TV_FLOW_SENSITIVE): Likewise.
4102 (TV_FLOW_INSENSITIVE): Likewise.
4103 (TV_MEMORY_PARTITIONING): Likewise.
4104 (TV_ALIAS_STMT_WALK): New timevar.
4105 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4106 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4107 (get_address_description): Remove memory-tag related code.
4108 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4109 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4110 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4111 and immediate uses in statements. Document.
4112 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4113 (dump_symbols): Remove.
4114 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4115 * alias.c (get_deref_alias_set): New function split out from ...
4116 (get_alias_set): ... here.
4117 * alias.h (get_deref_alias_set): Declare.
4118 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4119 type parameter. Remove restrict pointer handling. Create a
4120 ref-all pointer in case type-based alias sets do not conflict.
4121 (vect_analyze_data_refs): Remove SMT related code.
4122 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4123 (vectorizable_load): Likewise.
4124 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4125 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4126 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4127 Ignore vops and SMTs.
4128 (dr_analyze_alias): Likewise..
4129 (free_data_ref): Likewise.
4130 (create_data_ref): Likewise.
4131 (analyze_all_data_dependences): Likewise.
4132 (get_references_in_stmt): Adjust.
4133 * tree-flow-inline.h (gimple_aliases_computed_p,
4134 gimple_addressable_vars, gimple_call_clobbered_vars,
4135 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4136 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4137 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4138 gimple_mem_ref_stats): Remove.
4139 (gimple_vop): New function.
4140 (op_iter_next_use): Remove vuses and mayuses cases.
4141 (op_iter_next_def): Remove vdefs case.
4142 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4143 (clear_and_done_ssa_iter): Do not set removed fields.
4144 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4145 Assert we are not iterating over vuses or vdefs if not also
4146 iterating over uses or defs.
4147 (op_iter_init_use): Likewise.
4148 (op_iter_init_def): Likewise.
4149 (op_iter_next_vdef): Remove.
4150 (op_iter_next_mustdef): Likewise.
4151 (op_iter_init_vdef): Likewise.
4152 (compare_ssa_operands_equal): Likewise.
4153 (link_use_stmts_after): Handle vuse operand.
4154 (is_call_used): Use is_call_clobbered.
4155 (is_call_clobbered): Global variables are always call clobbered,
4156 query the call-clobbers bitmap.
4157 (mark_call_clobbered): Ignore global variables.
4158 (clear_call_clobbered): Likewise.
4159 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4160 virtual operands sanity check.
4161 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4163 (TARGET_MEM_REF): Remove TMR_TAG operand.
4164 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4165 Remove call-clobber related code.
4166 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4167 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4168 partitions or escape reason.
4169 (get_single_def_stmt, get_single_def_stmt_from_phi,
4170 get_single_def_stmt_with_phi): Remove.
4171 (dump_referenced_vars): Tidy.
4172 (get_ref_base_and_extent): Allow bare decls.
4173 (collect_dfa_stats): Adjust.
4174 * graphite.c (rename_variables_in_stmt): Adjust.
4175 (graphite_copy_stmts_from_block): Likewise.
4176 (translate_clast): Likewise.
4177 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4179 (translate_vuse_through_block): Use the oracle.
4180 (phi_translate_1): Adjust.
4181 (value_dies_in_block_x): Use the oracle. Cache the outcome
4183 (valid_in_sets): Check if the VUSE for
4184 a REFERENCE is available.
4185 (eliminate): Do not remove stmts during elimination,
4186 instead queue and remove them afterwards.
4187 (do_pre): Do not rebuild alias info.
4188 (pass_pre): Run TODO_rebuild_alias before PRE.
4189 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4190 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4191 (mark_all_v_defs_stmt): Remove.
4192 (mark_all_v_defs_seq): Adjust.
4193 (sra_replace): Likewise.
4194 (scalarize_use): Likewise.
4195 (scalarize_copy): Likewise.
4196 (scalarize_init): Likewise.
4197 (scalarize_ldst): Likewise.
4198 (todoflags): Remove.
4199 (tree_sra): Do not rebuild alias info.
4200 (tree_sra_early): Adjust.
4201 (pass_sra): Run TODO_update_address_taken before SRA.
4202 * tree-predcom.c (set_alias_info): Remove.
4203 (prepare_initializers_chain): Do not call it.
4204 (mark_virtual_ops_for_renaming): Adjust.
4205 (mark_virtual_ops_for_renaming_list): Remove.
4206 (initialize_root_vars): Adjust.
4207 (initialize_root_vars_lm): Likewise.
4208 (prepare_initializers_chain): Likewise.
4209 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4210 (may_propagate_copy_into_stmt): Likewise.
4211 (merge_alias_info): Do nothing for now.
4212 (propagate_tree_value_into_stmt): Adjust.
4213 (stmt_may_generate_copy): Likewise.
4214 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4215 not mark symbols for renaming.
4216 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4217 with the same statement, make sure to update the new pointed-to one.
4218 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4219 call statements, do not mark symbols for renaming.
4220 (mark_operand_necessary): Dump something.
4221 (ref_may_be_aliased): New function.
4222 (mark_aliased_reaching_defs_necessary_1): New helper function.
4223 (mark_aliased_reaching_defs_necessary): Likewise.
4224 (mark_all_reaching_defs_necessary_1): Likewise.
4225 (mark_all_reaching_defs_necessary): Likewise.
4226 (propagate_necessity): Do not process virtual PHIs. For
4227 non-aliased loads mark all reaching definitions as necessary.
4228 For aliased loads and stores mark the immediate dominating
4229 aliased clobbers as necessary.
4230 (visited): New global static.
4231 (perform_tree_ssa_dce): Free visited bitmap after propagating
4233 (remove_dead_phis): Perform simple dead virtual PHI removal.
4234 (remove_dead_stmt): Properly unlink virtual operands when
4236 (eliminate_unnecessary_stmts): Schedule PHI removal after
4238 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4239 (process_replaceable): Likewise.
4240 (find_replaceable_in_bb): Likewise.
4241 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4242 based on the single gimple vop.
4243 (verify_flow_insensitive_alias_info): Remove.
4244 (verify_flow_sensitive_alias_info): Likewise.
4245 (verify_call_clobbering): Likewise.
4246 (verify_memory_partitions): Likewise.
4247 (verify_alias_info): Likewise.
4248 (verify_ssa): Adjust..
4249 (execute_update_addresses_taken): Export. Update SSA
4250 manually. Optimize only when optimizing. Use a local bitmap.
4251 (pass_update_address_taken): Remove TODO_update_ssa, add
4253 (pass_update_address_taken): Just use TODO_update_address_taken.
4254 (init_tree_ssa): Do not initialize addressable_vars.
4255 (verify_ssa): Verify new VUSE / VDEF properties.
4256 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4257 Do not call verify_alias_info.
4258 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4259 Do not free the loaded and stored syms bitmaps. Reset the escaped
4260 and callused solutions. Do not free addressable_vars.
4261 Remove memory-tag related code.
4262 (warn_uninitialized_var): Aliases are always available.
4263 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4264 * lambda-code.c (can_put_in_inner_loop): Adjust.
4265 (can_put_after_inner_loop): Likewise.
4266 (perfect_nestify): Likewise.
4267 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4268 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4269 (vectorizable_conversion): Do not mark symbols for renaming.
4270 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4271 (expand_call_inline): Unlink the calls virtual operands before
4273 (tree_function_versioning): Do not call update_ssa if we are not
4274 updating clones. Simplify.
4275 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4276 (propagate_with_phi): Likewise..
4277 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4278 clobber code. Assert we are not aliased or global.
4279 * tree-flow.h: Include tree-ssa-alias.h
4280 (enum escape_type): Remove.
4281 (struct mem_sym_stats_d): Likewise.
4282 (struct mem_ref_stats_d): Likewise.
4283 (struct gimple_df): Add vop member. Remove global_var,
4284 call_clobbered_vars, call_used_vars, addressable_vars,
4285 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4286 escaped and callused members.
4287 (struct ptr_info_def): Remove all members, add points-to solution
4289 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4290 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4291 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4292 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4293 (tree-ssa-alias.o): Likewise.
4294 (toplev.o): Add tree-ssa-alias.h
4295 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4296 * gimple.c (gimple_set_bb): Fix off-by-one error.
4297 (is_gimple_reg): Do not handle memory tags.
4298 (gimple_copy): Also copy virtual operands.
4299 Delay updating the statement. Do not reset loaded and stored syms.
4300 (gimple_set_stored_syms): Remove.
4301 (gimple_set_loaded_syms): Likewise.
4302 (gimple_call_copy_skip_args): Copy the virtual operands
4303 and mark the new statement modified.
4304 * tree-ssa-structalias.c (may_alias_p): Remove.
4305 (set_uids_in_ptset): Take the alias set to prune with as
4306 parameter. Fold in the alias test of may_alias_p.
4307 (compute_points_to_sets): Compute whether a ptr is dereferenced
4309 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4310 other ADDRESSOF constraints on the lhs.
4311 (get_constraint_for_component_ref): Assert that we don't get
4312 ADDRESSOF constraints from the base of the reference.
4313 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4314 (struct variable_info): Remove collapsed_to member.
4315 (get_varinfo_fc): Remove.
4316 (new_var_info): Do not set collapsed_to.
4317 (dump_constraint): Do not follow cycles.
4318 (dump_constraint_graph): Likewise.
4319 (build_pred_graph): Likewise.
4320 (build_succ_graph): Likewise.
4321 (rewrite_constraints): Likewise.
4322 (do_simple_structure_copy): Remove.
4323 (do_rhs_deref_structure_copy): Remove.
4324 (do_lhs_deref_structure_copy): Remove.
4325 (collapse_rest_of_var): Remove.
4326 (do_structure_copy): Re-implement.
4327 (pta_stats): New global variable.
4328 (dump_pta_stats): New function.
4329 (struct constraint_expr): Make offset signed.
4330 (UNKNOWN_OFFSET): Define special value.
4331 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4332 (solution_set_expand): New helper function split out from ...
4333 (do_sd_constraint): ... here.
4334 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4335 (do_ds_constraint): Likewise.
4336 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4337 and CALLUSED = *CALLUSED.
4338 (set_union_with_increment): Make inc argument signed.
4339 (type_safe): Remove.
4340 (get_constraint_for_ptr_offset): Handle unknown and negative
4342 (first_vi_for_offset): Handle offsets before start. Bail
4343 out early for offsets beyond the variable extent.
4344 (first_or_preceding_vi_for_offset): New function.
4345 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4346 Together with ESCAPED = *ESCAPED this properly computes reachability.
4347 (find_what_var_points_to): New function.
4348 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4349 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4350 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4351 pt_solutions_intersect): New functions.
4352 (compute_call_used_vars): Remove.
4353 (compute_may_aliases): New main entry into PTA computation.
4354 * gimple.h (gimple_p): New typedef.
4355 (struct gimple_statement_base): Remove references_memory_p.
4356 (struct gimple_statement_with_memory_ops_base): Remove
4357 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4359 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4360 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4361 gimple_set_references_memory): Remove.
4362 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4363 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4365 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4366 (verify_expr): Allow RESULT_DECL.
4367 (gimple_duplicate_bb): Do not copy virtual operands.
4368 (gimple_duplicate_sese_region): Adjust.
4369 (gimple_duplicate_sese_tail): Likewise.
4370 (mark_virtual_ops_in_region): Remove.
4371 (move_sese_region_to_fn): Do not call it.
4372 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4373 and pass_simple_dse.
4374 (execute_function_todo): Handle TODO_update_address_taken,
4375 call execute_update_addresses_taken for TODO_rebuild_alias.
4376 (execute_todo): Adjust.
4377 (execute_one_pass): Init dump files early.
4378 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4380 (create_general_new_stmt): Clear vops.
4381 * tree-ssa-reassoc.c (get_rank): Adjust.
4382 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4383 symbols for renaming.
4384 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4385 (PARAM_AVG_ALIASED_VOPS): Likewise.
4386 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4387 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4388 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4389 (operand_build_cmp, copy_virtual_operands,
4390 create_ssa_artificial_load_stmt, add_to_addressable_set,
4391 gimple_add_to_addresses_taken): Remove public functions.
4392 (unlink_stmt_vdef): New function.
4394 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4396 * config.gcc (powerpc-*-linux*): Merge variants.
4398 2009-04-02 Chao-ying Fu <fu@mips.com>
4399 James Grosbach <james.grosbach@microchip.com>
4401 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4402 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4404 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4405 keep_interrupts_masked_p, use_debug_exception_return_p.
4406 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4407 keep_interrupts_masked, use_debug_exception_return.
4408 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4409 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4411 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4412 (mips_print_operand): Process COP0 registers to print $0 .. $31
4413 correctly for GAS to process.
4414 (mips_interrupt_extra_call_saved_reg_p): New function.
4415 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4417 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4418 (mips_compute_frame_info): Add supports for interrupt context that
4419 includes doubleword accumulators and COP0 registers.
4420 (mips_for_each_saved_acc): New function.
4421 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4422 mips_for_each_saved_reg.
4423 (mips_save_reg): Save accumulators.
4424 (mips_kernel_reg_p): A new for_each_rtx callback.
4425 (mips_expand_prologue): Support interrupt handlers.
4426 (mips_restore_reg): Restore accumulators.
4427 (mips_expand_epilogue): Support interrupt handlers.
4428 (mips_can_use_return_insn): Return false for interrupt handlers.
4429 (mips_epilogue_uses): New function.
4430 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4431 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4432 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4433 cop0_move): New instructions.
4434 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4435 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4437 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4439 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4440 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4441 interrupt handlers, we use K0 as the temporary register.
4442 (EPILOGUE_USES): Change to a function call.
4443 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4444 handlers, we use K0 as the temporary register.
4446 * doc/extend.texi (Function Attributes): Document interrupt,
4447 use_shadow_register_set, keep_interrupts_masked,
4448 use_debug_exception_return for MIPS attributes.
4450 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4452 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4453 Remove a number of t-files from tmake_file.
4454 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4455 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4456 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4457 target_prototype, not TARGET_PROTOTYPE.
4458 (LINK_OS_GNU_SPEC): Define.
4459 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4460 and darwin-ldoubdle.c.
4462 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4465 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4466 (cpp_options): Ditto.
4467 (default_compilers): Ditto.
4468 (display_help): Ditto.
4469 (process_command): Ditto.
4471 (set_input): Use lbasename instead of duplicate code.
4472 (save_temps_prefix): New static for -save-temps=obj.
4473 (save_temps_length): Ditto.
4475 * doc/invoke.texi (-save-temps=obj): Document new variant to
4478 2009-04-02 Jeff Law <law@redhat.com>
4480 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4483 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4485 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4486 * configure: Regenerated.
4488 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4490 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4491 share the argument list.
4493 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4497 2009-02-12 Diego Novillo <dnovillo@google.com>
4499 * varpool.c (debug_varpool): New.
4500 * cgraph.h (debug_varpool): Declare.
4502 2009-04-02 Jan Hubicka <jh@suse.cz>
4504 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4507 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4509 * config/i386/i386.c (ix86_abi): Move initialization to ...
4510 (override_options): Here.
4512 2009-04-02 Christian Bruel <christian.bruel@st.com>
4514 * config/sh/sh.c (sh_dwarf_register_span): New function.
4515 (TARGET_DWARF_REGISTER_SPAN): Define.
4516 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4518 2009-04-02 Ira Rosen <irar@il.ibm.com>
4520 PR tree-optimization/39595
4521 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4522 interleaved loads group is not greater than the SLP group size.
4524 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4526 * builtins.c (is_builtin_name): New.
4527 (called_as_built_in): Use is_builtin_name.
4528 * tree.h (is_builtin_name): New.
4529 * varasm.c (incorporeal_function_p): Use is_builtin_name
4531 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4533 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4535 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4538 * c-decl.c (clone_underlying_type): Move this ...
4539 * c-common.c (set_underlying_type): ... here.
4540 Also, make sure the function properly sets TYPE_STUB_DECL() on
4541 the newly created typedef variant type.
4542 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4543 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4546 2009-04-02 Richard Guenther <rguenther@suse.de>
4548 PR tree-optimization/37221
4549 * tree-flow.h (degenerate_phi_result): Declare.
4550 * tree-ssa-dom.c (degenerate_phi_result): Export.
4551 * tree-scalar-evolution.c (analyze_initial_condition): If
4552 the initial condition is defined by a degenerate PHI node
4553 use the degenerate value.
4555 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4557 PR rtl-optimization/39588
4558 * combine.c (merge_outer_ops): Do not set the constant when this
4560 (simplify_shift_const_1): Do not modify it either in this case.
4562 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4564 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4565 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4567 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4570 * c-lex.c (interpret_float): Default (no suffix) is double.
4572 2009-04-1 Xinliang David Li <davidxl@google.com>
4574 * config/i386/i386.c (legitimate_constant_p): Recognize
4575 all one vector constant.
4577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4579 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4580 Change #include order to silence two warnings.
4582 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4584 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4585 (ASM_SPEC): Pass -k to the assembler for PIC code.
4587 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4589 * gcc/config.gcc: Add vax-*-linux* to the switch.
4590 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4591 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4593 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4595 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4596 Use predicate macros instead of GET_CODE() == foo.
4597 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4598 ashlsi3, rotrsi3, <unnamed>): Likewise.
4600 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4602 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4603 jbbccihi, jbbccisi): Remova trailing whitespace.
4604 * gcc/config/vax/constraints.md: Likewise.
4605 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4606 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4607 * gcc/config/vax/predicates.md: Likewise.
4608 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4609 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4610 * gcc/config/vax/vax.h: Likewise.
4611 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4613 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4615 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4616 (indirectable_address_p, adjacent_operands_p): Add spaces around
4618 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4620 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4622 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4623 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4624 index_term_p, reg_plus_index_p, legitimate_address_p,
4625 vax_mode_dependent_address_p): Update comments to match functions
4626 modified by the recent int->bool conversion.
4628 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4630 * gcc/config/vax/builtins.md: Update copyright message.
4631 * gcc/config/vax/constraints.md: Likewise.
4632 * gcc/config/vax/netbsd-elf.h: Likewise.
4633 * gcc/config/vax/predicates.md: Likewise.
4634 * gcc/config/vax/vax-protos.h: Likewise.
4635 * gcc/config/vax/vax.c: Likewise.
4636 * gcc/config/vax/vax.h: Likewise.
4637 * gcc/config/vax/vax.md: Likewise.
4638 * gcc/config/vax/vax.opt: Likewise.
4640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4642 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4643 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4644 * gcc/config/vax/constraints.md (B, R): Likewise.
4645 * gcc/config/vax/predicates.md (external_memory_operand,
4646 nonimmediate_addsub_di_operand): Likewise.
4647 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4648 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4649 untyped_call): Likewise.
4651 2009-04-01 Matt Thomas <matt@3am-software.com>
4653 * config/vax/predicates.md: New file.
4654 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4655 external_const_operand, nonsymbolic_operand, external_memory_operand,
4656 indirect_memory_operand, indexed_memory_operand,
4657 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4658 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4660 * config/vax/constraints.md: New file.
4661 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4663 * config/vax/builtins.md: New file.
4664 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4665 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4667 * config/vax/vax.opt (mqmath): Add option.
4668 * config/vax/vax.md (isfx): Extend with DI.
4669 (VAXintQH, VAXintQHSD): Define.
4670 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4671 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4672 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4673 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4674 (movdi): Update constraints and use vax_output_int_move().
4675 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4676 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4677 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4678 nonlocal_goto): New.
4679 (mov<mode>): Extend accepted operand types.
4680 (subdi3_old): Rename from subdi3, change update constraints and use
4681 a new implementation.
4682 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4683 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4684 MOVE_RATIO, CLEAR_RATIO): Define.
4685 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4686 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4687 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4688 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4689 (split_quadword_operands): Make static and really allow variable
4691 (print_operand_address): Update for PIC generation.
4692 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4693 indexable_address_p, fixup_mathdi_operand,
4694 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4695 (vax_float_literal, legitimate_constant_p,
4696 indirectable_constant_address_p, index_term_p,
4697 reg_plus_index_p): Return bool instead of int.
4698 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4700 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4702 (vax_output_conditional_branch): Indent.
4703 (legitimate_constant_address_p, indirectable_constant_address_p,
4704 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4705 vax_mode_dependent_address_p): Return bool instead of int, update for
4707 * config/vax/vax-protos.h (legitimate_constant_address_p,
4708 legitimate_constant_p, legitimate_address_p,
4709 vax_mode_dependent_address_p): Change declaration to bool.
4710 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4711 vax_expand_addsub_di_operands, vax_output_int_subtract,
4712 vax_output_movmemsi): Declare.
4713 (split_quadword_operands, vax_float_literal): Delete declaration.
4714 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4715 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4716 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4717 ASM_OUTPUT_DWARF_PCREL): Define.
4718 (ASM_SPEC): Change definition to allow PIC generation.
4720 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4722 * doc/sourcebuild.texi: Update front-end requirements.
4724 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4727 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4728 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4729 (booldi3_internal3): Use boolean_or_operator instead of
4732 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4735 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4736 declarator whose size is not an integer constant expression but
4737 folds to an integer constant, then treat it as a constant
4740 2009-04-01 Richard Guenther <rguenther@suse.de>
4742 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4743 i * 4 + 2 to (i * 2 + 1) * 2.
4745 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4748 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4749 return if c_parser_asm_string_literal returned NULL.
4751 2009-04-01 Nick Clifton <nickc@redhat.com>
4753 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4755 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4756 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4757 other typedefs to avoid conflicts with libgcc2.c. Define labels
4758 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4760 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4761 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4764 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4766 * varasm.c (default_function_rodata_section): Declare DOT as
4769 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4770 Andrey Galkin <agalkin@hypercom.com>
4773 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4774 Make object_name unique for each process.
4776 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4779 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4780 addressable variables in the parallel that could go out of scope while
4781 running queued tasks.
4783 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4785 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4786 (CASE_VALUES_THRESHOLD): Redefine.
4787 * config/avr/avr.c (avr_override_options): Remove initialization of
4788 avr_case_values_threshold variable.
4789 (avr_case_values_threshold): Remove variable. Add new function.
4790 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4791 * config/avr/avr.opt (mno-tablejump): Remove option.
4792 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4794 2009-04-01 DJ Delorie <dj@redhat.com>
4796 * varasm.c (default_function_rodata_section): Don't assume
4797 anything about where the first '.' in the section name is.
4799 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4801 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4802 rs6000_emit_stack_tie.
4804 2009-03-31 Ian Lance Taylor <iant@google.com>
4806 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4807 gimple_code with GIMPLE_RESX, not RESX.
4809 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4811 * c-common.c (c_get_ident): New.
4812 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4814 2009-04-01 Ben Elliston <bje@au.ibm.com>
4816 * config/rs6000/sysv4.opt (msdata): Improve option description.
4818 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4820 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4821 (divdf3_internal_lat): Remove.
4822 (divxf3_internal_lat): Remove.
4823 (divxf3_internal_thr): Remove.
4824 (divxf): Use divxf3_internal.
4825 * config/ia64/div.md (divsf3_internal_lat): New.
4826 (divdf3_internal_lat): New.
4827 (divxf3_internal): New.
4829 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4832 * Makefile.in (USE_GCC_STDINT): Define.
4833 (stmp-int-hdrs): Install stdint.h if applicable.
4834 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4836 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4837 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4838 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4839 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4840 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4841 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4842 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4843 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4844 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4845 (c_common_nodes_and_builtins): Initialize
4846 underlying_wchar_type_node. Do not initialize
4847 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4848 nodes for new types.
4849 (c_stddef_cpp_builtins): Define macros for new types.
4850 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4852 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4853 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4854 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4855 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4856 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4857 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4858 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4859 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4860 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4861 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4862 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4863 int16_type_node, int32_type_node, int64_type_node,
4864 uint8_type_node, uint16_type_node, c_uint32_type_node,
4865 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4866 int_least32_type_node, int_least64_type_node,
4867 uint_least8_type_node, uint_least16_type_node,
4868 uint_least32_type_node, uint_least64_type_node,
4869 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4870 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4871 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4872 uintptr_type_node): Define.
4873 * c-cppbuiltin.c (builtin_define_constants,
4874 builtin_define_type_minmax): New.
4875 (builtin_define_stdint_macros): Define more macros.
4876 (c_cpp_builtins): Define more limit macros.
4878 (builtin_define_type_max): Define in terms of
4879 builtin_define_type_minmax. Remove is_long parameter. All
4881 * config.gcc (use_gcc_stdint): Define.
4882 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4883 Add newlib-stdint.h for generic targets.
4884 * config/glibc-stdint.h, config/newlib-stdint.h,
4885 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4886 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4887 * config/score/score.h (UINTPTR_TYPE): Define.
4888 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4889 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4890 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4891 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4892 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4893 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4894 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4895 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4896 * config/spu/spu.h (STDINT_LONG32): Define.
4897 * configure.ac (use_gcc_stdint): Substitute.
4898 * configure: Regenerate.
4899 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4900 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4901 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4902 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4903 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4904 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4905 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4906 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4907 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4908 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4909 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4910 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4911 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4912 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4913 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4914 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4915 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4916 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4917 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4918 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4919 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4920 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4921 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4922 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4923 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4924 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4925 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4926 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4927 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4929 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4931 * loop-iv.c (suitable_set_for_replacement): Renamed from
4932 simplify_using_assignment; changed to return bool and to accept new
4933 args DEST and SRC. Return true iff we find a source/destination pair
4934 that can be used to make a replacement, and fill SRC and DEST if so.
4935 Remove arg ALTERED. Don't deal with altered regs here. All callers
4937 (simplify_using_initial_values): Deal with altered regs here and track
4938 more precisely the effect they have on the validity of our expression.
4940 * loop-iv.c (simplify_using_condition): A condition of the form
4941 (EQ REG CONST) can be used to simply make a substitution.
4942 (simplify_using_initial_values): Keep track of conditions we have seen
4943 and keep using them to simplify new expressions, while applying the
4944 same substitutions to them as to the expression.
4946 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4947 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4950 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4951 changed. Use this when trying to improve the upper bound.
4952 Generate the comparison by using simplify_gen_relational.
4954 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4956 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4958 (simplify_using_assignment, simplify_using_initial_values): Call
4959 replace_in_expr to make replacements. Call replace_single_def_regs
4960 once on the initial version of the expression.
4962 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4965 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4967 2009-03-31 Richard Guenther <rguenther@suse.de>
4970 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4971 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4973 2009-03-31 Richard Guenther <rguenther@suse.de>
4975 * tree.h (div_if_zero_remainder): Declare.
4976 * fold-const.c (div_if_zero_remainder): Export.
4977 * tree-ssa-forwprop.c
4978 (forward_propagate_addr_into_variable_array_index): Handle
4979 constant array index addition outside of the variable index.
4981 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4984 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4985 define_splits, floatunssi<mode>2): Require x87 conversions from
4986 DImode to be permitted.
4988 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4990 PR preprocessor/15638
4991 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4993 2009-03-31 Richard Guenther <rguenther@suse.de>
4997 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4998 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4999 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5000 a separate statement.
5001 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5002 (lookup_tmp_var): Likewise.
5003 (is_gimple_formal_tmp_or_call_rhs): Remove.
5004 (is_gimple_reg_or_call_rhs): Rename to ...
5005 (is_gimple_reg_rhs_or_call): ... this.
5006 (is_gimple_mem_or_call_rhs): Rename to ...
5007 (is_gimple_mem_rhs_or_call): ... this.
5008 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5009 DECL_GIMPLE_REG_P only if is_formal is true.
5010 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5011 for non-proper post-modify expression gimplification.
5012 (gimplify_self_mod_expr): For post-modify expressions gimplify
5013 the lvalue to a minimal lvalue.
5014 (rhs_predicate_for): Remove formal temp case.
5015 (gimplify_modify_expr_rhs): Likewise.
5016 (gimplify_addr_expr): Use is_gimple_reg.
5017 (gimplify_expr): Remove formal temp cases.
5018 (gimple_regimplify_operands): Likewise.
5019 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5020 and FILTER_EXPR like constants.
5021 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5023 (is_gimple_formal_tmp_rhs): Remove.
5024 (is_gimple_reg_rhs): Remove special casing.
5025 (is_gimple_mem_rhs): Fix.
5026 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5027 (is_gimple_formal_tmp_var): Remove.
5028 (is_gimple_formal_tmp_reg): Likewise.
5029 (is_gimple_min_lval): Allow invariant component ref parts.
5030 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5031 is_gimple_formal_tmp_reg): Remove declarations.
5032 * tree-cfg.c (verify_expr): Verify that variables with address
5033 taken do not have DECL_GIMPLE_REG_P set.
5034 * tree-mudflap.c (mf_build_check_statement_for): Use
5035 force_gimple_operand instead of gimplify_expr.
5037 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5039 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5040 schedulable rows to compute_split_row.
5042 2009-03-31 Ben Elliston <bje@au.ibm.com>
5045 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5048 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5050 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5051 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5052 * configure: Regenerate.
5053 * config.in: Regenerate.
5054 * config/rs6000/rs6000.opt (mtls-markers): Add.
5055 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5056 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5057 (tls_ld_aix, tls_ld_sysv): Likewise.
5058 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5059 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5061 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5063 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5065 2009-03-30 Jan Hubicka <jh@suse.cz>
5067 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5069 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5070 detection and label handling.
5072 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5074 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5075 left_conflicts_size.
5076 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5077 ALLOCNO_LEFT_CONFLICTS_SIZE.
5079 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5080 remove_allocno_from_bucket_and_push,
5081 allocno_spill_priority_compare, push_allocnos_to_stack,
5082 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5083 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5084 (setup_allocno_left_conflicts_num): Ditto. Rename to
5085 setup_allocno_left_conflicts_size.
5086 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5087 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5088 setup_allocno_left_conflicts_size instead of
5089 setup_allocno_left_conflicts_num.
5091 * ira-build.c (ira_create_allocno): Use
5092 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5093 ALLOCNO_LEFT_CONFLICTS_NUM.
5095 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5097 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5098 instead of DF_LR_OUT.
5100 * ira-lives.c (process_bb_node_lives): Ditto.
5102 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5103 instead of DF_LR_{OUT,IN}.
5105 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5107 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5109 2009-03-30 Jan Hubicka <jh@suse.cz>
5111 * except.c (label_to_region_map): Fix thinko.
5113 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5116 * tree.h (tree_find_value): New declaration.
5117 * tree.c (tree_find_value): New function.
5118 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5120 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5123 * c-decl.c (struct c_binding): Add locus field.
5124 (bind): Add locus argument, set locus field from it.
5125 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5126 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5127 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5128 implicitly_declare, undeclared_variable, lookup_label,
5129 declare_label, c_make_fname_decl, c_builtin_function,
5130 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5133 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5136 * config/i386/i386.c (classify_argument): Check total size of
5139 2009-03-30 Martin Jambor <mjambor@suse.cz>
5141 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5142 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5143 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5146 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5147 seen_variable_array_ref while also traversing a union.
5149 * tree-inline.c (optimize_inline_calls): Do not call
5150 cgraph_node_remove_callees.
5151 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5152 (pass_remove_cgraph_callee_edges): New variable.
5153 * passes.c (init_optimization_passes): Add
5154 pass_remove_cgraph_callee_edges after early inlining and before all
5155 late intraprocedural passes.
5157 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5159 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5161 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5164 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5166 * combine.c (simplify_comparison): Use have_insn_for.
5167 * dojump.c (do_jump): Likewise.
5169 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5171 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5172 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5173 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5174 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5175 instead of sparc_compare_emitted.
5176 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5177 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5178 instead of sparc_compare_emitted.
5180 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5182 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5183 enter/exit cfglayout mode.
5184 (pass_partition_block): Require it.
5185 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5186 (combine_instructions): Track basic blocks instead of labels.
5187 (update_cfg_for_uncondjump): New.
5188 (try_combine): Use it. Update jumps after rescanning.
5189 (pass_combine): Require PROP_cfglayout.
5190 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5192 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5194 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5195 Provide/destroy PROP_cfglayout respectively.
5196 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5197 * tree-pass.h (PROP_cfglayout): New.
5199 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5201 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5202 fold_convert_const_fixed_from_fixed,
5203 fold_convert_const_fixed_from_int,
5204 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5205 set TREE_CONSTANT_OVERFLOW.
5206 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5207 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5209 2009-03-30 Ira Rosen <irar@il.ibm.com>
5211 * tree-vect-loop-manip.c: New file.
5212 * tree-vectorizer.c: Update documentation and included files.
5213 (vect_loop_location): Make extern.
5214 (rename_use_op): Move to tree-vect-loop-manip.c
5215 (rename_variables_in_bb, rename_variables_in_loop,
5216 slpeel_update_phis_for_duplicate_loop,
5217 slpeel_update_phi_nodes_for_guard1,
5218 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5219 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5220 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5221 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5222 find_loop_location): Likewise.
5223 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5224 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5225 get_vectype_for_scalar_type, vect_is_simple_use,
5226 supportable_widening_operation, supportable_narrowing_operation):
5228 (bb_in_loop_p): Move to tree-vect-loop.c.
5229 (new_loop_vec_info, destroy_loop_vec_info,
5230 reduction_code_for_scalar_code, report_vect_op,
5231 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5232 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5233 (vect_supportable_dr_alignment): Likewise.
5234 * tree-vectorizer.h (tree-data-ref.h): Include.
5235 (vect_loop_location): Declare.
5236 Reorganize function declarations according to the new file structure.
5237 * tree-vect-loop.c: New file.
5238 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5239 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5240 * tree-vect-data-refs.c: New file.
5241 * tree-vect-patterns.c (timevar.h): Don't include.
5242 * tree-vect-stmts.c: New file.
5243 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5244 tree-vect-slp.c, tree-vect-loop.c.
5245 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5246 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5247 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5248 (tree-vect-analyze.o): Remove.
5249 (tree-vect-transform.o): Likewise.
5250 (tree-vect-data-refs.o): Add rule.
5251 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5252 tree-vect-slp.o): Likewise.
5253 (tree-vect-patterns.o): Remove redundant dependencies.
5254 (tree-vectorizer.o): Likewise.
5255 * tree-vect-slp.c: New file.
5257 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5259 * optc-gen.awk: Warn if an option flag has multiple different
5262 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5264 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5265 -floop-block): Document dependences on PPL, CLooG and Graphite.
5267 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5269 PR rtl-optimization/323
5270 * c-common.c (c_fully_fold, convert_and_check,
5271 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5272 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5273 * c-common.def (EXCESS_PRECISION_EXPR): New.
5274 * c-cppbuiltin.c (builtin_define_float_constants): Define
5275 constants with enough digits for long double.
5276 * c-lex.c (interpret_float): Interpret constant with excess
5277 precision where appropriate.
5278 * c-opts.c (c_common_post_options): Set
5279 flag_excess_precision_cmdline. Give an error for
5280 -fexcess-precision=standard for C++ for processors where the
5281 option is significant.
5282 * c-parser.c (c_parser_conditional_expression): Handle excess
5283 precision in condition.
5284 * c-typeck.c (convert_arguments): Handle arguments with excess
5286 (build_unary_op): Move excess precision outside operation.
5287 (build_conditional_expr): Likewise.
5288 (build_compound_expr): Likewise.
5289 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5290 (build_modify_expr): Handle excess precision in RHS.
5291 (convert_for_assignment): Handle excess precision in converted
5293 (digest_init, output_init_element, process_init_element): Handle
5294 excess precision in initializer.
5295 (c_finish_return): Handle excess precision in return value.
5296 (build_binary_op): Handle excess precision in operands and add
5297 excess precision as needed for operation.
5298 * common.opt (-fexcess-precision=): New option.
5299 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5300 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5301 For standard excess precision, output explicit conversion to and
5302 truncation from XFmode.
5303 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5304 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5305 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5306 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5307 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5308 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5309 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5310 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5311 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5312 define_splits, sqrt<mode>2): Disable where appropriate for
5313 standard excess precision.
5314 * convert.c (convert_to_real): Do not shorten arithmetic to type
5315 for which excess precision would be used.
5316 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5317 * doc/invoke.texi (-fexcess-precision=): Document option.
5318 (-mfpmath=): Correct index entry.
5319 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5320 flag_excess_precision): New.
5321 * langhooks.c (lhd_post_options): Set
5322 flag_excess_precision_cmdline.
5323 * opts.c (common_handle_option): Handle -fexcess-precision=.
5324 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5325 init_excess_precision): New.
5326 (lang_dependent_init_target): Call init_excess_precision.
5327 * tree.c (excess_precision_type): New.
5328 * tree.h (excess_precision_type): Declare.
5330 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5333 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5334 non-lvalue to component.
5336 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5338 PR preprocessor/34695
5339 * Makefile.in (c-opts.o): Depend on c-tree.h.
5340 * c-common.c: Move down include of diagnostic.h.
5341 (done_lexing, c_cpp_error): New.
5342 * c-common.h (done_lexing): Declare.
5343 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5345 * c-opts.c: Include c-tree.h.
5346 (c_common_init_options): Set preprocessor error callback.
5347 (c_common_handle_option): Do not set preprocessor
5348 inhibit_warnings, warnings_are_errors, warn_system_headers,
5349 pedantic_errors or inhibit_warnings flags.
5350 (c_common_post_options): Do not check cpp_errors (parse_in).
5351 (c_common_finish): Do not output dependencies if there were
5352 errors. Do not check return value of cpp_finish.
5353 * c-ppoutput.c (pp_file_change): Set input_location.
5354 * c-tree.h (c_cpp_error): Declare.
5355 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5357 (diagnostic_build_prefix): Check override_column.
5358 * diagnostic.h (diagnostic_info): Add override_column field.
5359 (diagnostic_override_column): Define.
5361 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5363 * c-common.c (c_expand_expr, c_staticp): Remove.
5364 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5365 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5366 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5367 * c-gimplify.c (gimplify_compound_literal_expr,
5368 optimize_compound_literals_in_ctor): Remove.
5369 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5370 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5371 * c-semantics.c (emit_local_var): Remove.
5373 * langhooks-def.h (lhd_expand_expr): Remove.
5374 * langhooks.c (lhd_expand_expr): Remove.
5375 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5377 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5378 handling from c-semantics.c; don't call into langhook.
5379 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5380 * gimplify.c (gimplify_compound_literal_expr,
5381 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5382 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5383 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5384 as was done in c-gimplify.c.
5385 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5386 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5387 Move from c-common.h.
5388 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5390 * tree.c (staticp): Do not call langhook.
5391 * langhooks.c (lhd_staticp): Delete.
5392 * langhooks-def.h (lhd_staticp): Delete prototype.
5393 (LANG_HOOKS_STATICP): Delete.
5394 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5396 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5397 instead of DECL_STMTs.
5399 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5407 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5409 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5410 contained expression.
5411 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5412 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5413 conditional expressions for C.
5414 (decl_constant_value_for_optimization): Move from
5415 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5416 whether optimizing and that the expression is a VAR_DECL not of
5417 array type instead of doing such checks in the caller. Do not
5418 check pedantic. Call gcc_unreachable for C++.
5419 * c-common.def (C_MAYBE_CONST_EXPR): New.
5420 * c-common.h (c_fully_fold, c_save_expr,
5421 decl_constant_value_for_optimization): New prototypes.
5422 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5423 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5424 EXPR_INT_CONST_OPERANDS): Define.
5425 * c-convert.c (convert): Strip nops from expression.
5426 * c-decl.c (groktypename): Take extra parameters expr and
5427 expr_const_operands. Update call to grokdeclarator.
5428 (start_decl): Update call to grokdeclarator. Add statement for
5429 expressions used in type of decl.
5430 (grokparm): Update call to grokdeclarator.
5431 (push_parm_decl): Update call to grokdeclarator.
5432 (build_compound_literal): Add parameter non_const and build a
5433 C_MAYBE_COSNT_EXPR if applicable.
5434 (grokdeclarator): Take extra parameters expr and
5435 expr_const_operands. Track expressions used in declaration
5436 specifiers and declarators. Fold array sizes and track whether
5437 they are constant expressions and whether they are integer
5438 constant expressions.
5439 (parser_xref_tag): Set expr and expr_const_operands fields in
5441 (grokfield): Update call to grokdeclarator.
5442 (start_function): Update call to grokdeclarator.
5443 (build_null_declspecs): Set expr and expr_const_operands fields in
5445 (declspecs_add_type): Handle expressions in typeof specifiers.
5446 * c-parser.c (c_parser_declspecs): Set expr and
5447 expr_const_operands fields for declaration specifiers.
5448 (c_parser_enum_specifier): Likewise.
5449 (c_parser_struct_or_union_specifier): Likewise.
5450 (c_parser_typeof_specifier): Likewise. Update call to
5451 groktypename. Fold expression as needed. Return expressions with
5452 type instead of adding statements.
5453 (c_parser_attributes): Update calls to c_parser_expr_list.
5454 (c_parser_statement_after_labels): Fold expression before passing
5455 to objc_build_throw_stmt.
5456 (c_parser_condition): Fold expression.
5457 (c_parser_asm_operands): Fold expression.
5458 (c_parser_conditional_expression): Use c_save_expr. Update call
5459 to build_conditional_expr.
5460 (c_parser_alignof_expression): Update call to groktypename.
5461 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5462 original_code. Fold expression argument of va_arg. Create
5463 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5464 argument to va_arg. Update calls to groktypename. Fold array
5465 index for offsetof. Verify that first argument to
5466 __builtin_choose_expr has integer type.
5467 (c_parser_postfix_expression_after_paren_type): Update calls to
5468 groktypename and build_compound_literal. Handle expressions with
5469 side effects in type name.
5470 (c_parser_postfix_expression_after_primary): Update call to
5471 c_parser_expr_list. Set original_code for calls to
5472 __builtin_constant_p.
5473 (c_parser_expr_list): Take extra parameter fold_p. Fold
5474 expressions if requested.
5475 (c_parser_objc_type_name): Update call to groktypename.
5476 (c_parser_objc_synchronized_statement): Fold expression.
5477 (c_parser_objc_receiver): Fold expression.
5478 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5479 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5480 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5481 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5482 (struct c_typespec): Add elements expr and expr_const_operands.
5483 (struct c_declspecs): Add elements expr and expr_const_operands.
5484 (groktypename, build_conditional_expr, build_compound_literal):
5486 (in_late_binary_op): Declare.
5487 * c-typeck.c (note_integer_operands): New function.
5488 (in_late_binary_op): New variable.
5489 (decl_constant_value_for_broken_optimization): Move to c-common.c
5490 and rename to decl_constant_value_for_optimization.
5491 (default_function_array_conversion): Do not strip nops.
5492 (default_conversion): Do not call
5493 decl_constant_value_for_broken_optimization.
5494 (build_array_ref): Do not fold result.
5495 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5496 result when operand is a VLA.
5497 (c_expr_sizeof_type): Update call to groktypename. Handle
5498 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5499 result when operand names a VLA type.
5500 (build_function_call): Update call to build_compound_literal.
5501 Only fold result for calls to __builtin_* functions. Strip
5502 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5503 the function designator.
5504 (convert_arguments): Fold arguments. Update call to
5505 convert_for_assignment.
5506 (build_unary_op): Handle increment and decrement of
5507 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5508 decrement earlier. Fold operand of increment and decrement.
5509 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5510 built for integer operand. Wrap returns that are INTEGER_CSTs
5511 without being integer constant expressions or that have integer
5512 constant operands without being INTEGER_CSTs.
5513 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5514 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5515 result is an integer constant expression or can be used in
5516 unevaluated parts of one and avoid folding and wrap as
5517 appropriate. Fold operands before possibly doing -Wsign-compare
5519 (build_compound_expr): Wrap result for C99 if operands can be used
5520 in integer constant expressions.
5521 (build_c_cast): Update call to digest_init. Do not ignore
5522 overflow from casting floating-point constants to integers. Wrap
5523 results that could be confused with integer constant expressions,
5524 null pointer constants or floating-point constants.
5525 (c_cast_expr): Update call to groktypename. Handle expressions
5526 included in type name.
5527 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5528 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5529 Update calls to convert_for_assignment.
5530 (convert_for_assignment): Take new parameter
5531 null_pointer_constant. Do not strip nops or call
5532 decl_constant_value_for_broken_optimization. Set
5533 in_late_binary_op for conversions to boolean.
5534 (store_init_value): Update call to digest_init.
5535 (digest_init): Take new parameter null_pointer_constant. Do not
5536 call decl_constant_value_for_broken_optimization. pedwarn for
5537 initializers not constant expressions. Update calls to
5538 convert_for_assignment.
5539 (constructor_nonconst): New.
5540 (struct constructor_stack): Add nonconst element.
5541 (really_start_incremental_init, push_init_level, pop_init_level):
5542 Handle constructor_nonconst and nonconst element.
5543 (set_init_index): Call constant_expression_warning for array
5545 (output_init_element): Fold value. Set constructor_nonconst as
5546 applicable. pedwarn for initializers not constant expressions.
5547 Update call to digest_init. Call constant_expression_warning
5548 where constant initializers are required.
5549 (process_init_element): Use c_save_expr.
5550 (c_finish_goto_ptr): Fold expression.
5551 (c_finish_return): Fold return value. Update call to
5552 convert_for_assignment.
5553 (c_start_case): Fold switch expression.
5554 (c_process_expr_stmt): Fold expression.
5555 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5556 ensure statement expression is not evaluated in constant expression.
5557 (build_binary_op): Track whether results are integer constant
5558 expressions or may occur in such, disable folding and wrap results
5559 as applicable. Fold operands for -Wsign-compare warnings unless
5561 (c_objc_common_truthvalue_conversion): Handle results folded to
5562 integer constants that are not integer constant expressions.
5563 * doc/extend.texi: Document when typeof operands are evaluated,
5564 that condition of __builtin_choose_expr is an integer constant
5565 expression, and more about use of __builtin_constant_p in
5568 2009-03-29 Richard Guenther <rguenther@suse.de>
5570 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5571 propagate addresses of array references.
5573 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5575 * regmove.c (perhaps_ends_bb_p): Remove.
5576 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5577 from INSN and check that the main loop stays within that basic block.
5578 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5579 (regmove_forward_pass): Split out from regmove_optimize. Use
5580 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5581 (regmove_backward_pass): Split out from regmove_optimize. Use
5582 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5583 (regmove_optimize): Simplify.
5585 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5588 * config/i386/i386.c (classify_argument): Ignore flexible array
5589 member in struct and warn ABI change.
5591 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5593 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5595 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5596 (ix86_adjust_cost): Updated.
5598 2009-03-29 Jan Hubicka <jh@suse.cz>
5601 * tree-pass.h (pass_cleanup_eh): New function.
5602 (remove_unreachable_regions): Break code handling RTL
5603 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5604 that can not be reached by runtime.
5605 (can_be_reached_by_runtime): New function.
5606 (label_to_region_map): New function.
5607 (num_eh_regions): New function.
5608 (rtl_remove_unreachable_regions): New function.
5609 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5610 (remove_eh_region): New function.
5611 * except.h: Include sbitmap and vecprim.
5612 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5613 num_eh_regions): Declare.
5614 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5615 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5616 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5617 (tree_empty_eh_handler_p): New function.
5618 (cleanup_empty_eh): New function.
5619 (cleanup_eh): New function.
5620 (pass_cleanup_eh): New function.
5622 2009-03-29 Jan Hubicka <jh@suse.cz>
5624 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5625 for removed regions.
5627 2009-03-29 Jan Hubicka <jh@suse.cz>
5629 * except.c (dump_eh_tree): Dump all datastructures.
5631 2009-03-29 Jan Hubicka <jh@suse.cz>
5633 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5634 (duplicate_eh_regions_1): Likewise.
5635 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5636 vector; call EH verification.
5637 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5638 Be ready for region being removed.
5640 2009-03-29 Jan Hubicka <jh@suse.cz>
5642 * bitmap.c (bitmap_last_set_bit): New function.
5643 * bitmap.h (bitmap_last_set_bit): Declare.
5645 2009-03-29 David Ayers <ayers@fsfe.org>
5648 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5649 by calling objc_compare_types and surpress warnings about
5650 incompatible C pointers that are compatible ObjC pointers.
5652 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5654 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5655 call initialize_inline_failed.
5656 (initialize_inline_failed): Move it from here ...
5657 * cgraph.c (initialize_inline_failed): ... to here.
5658 (cgraph_create_edge): Call initialize_inline_failed rather than
5659 setting inline_failed directly.
5661 2009-03-29 Ben Elliston <bje@au.ibm.com>
5664 * sysv4.opt (msdata): Improve comment.
5665 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5666 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5668 2009-03-29 Ben Elliston <bje@au.ibm.com>
5671 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5672 load and store attributes.
5674 2009-03-29 Ben Elliston <bje@au.ibm.com>
5676 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5677 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5678 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5679 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5680 __builtin_infq and __builtin_huge_valq.
5682 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5684 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5686 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5687 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5689 2009-03-28 Xinliang David Li <davidxl@google.com>
5691 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5692 (do_dbg_cnt): New function.
5694 2009-03-28 Jan Hubicka <jh@suse.cz>
5696 Merge from pretty-ipa:
5698 2009-03-27 Jan Hubicka <jh@suse.cz>
5700 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5701 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5702 * passes.c (function_called_by_processed_nodes_p): New.
5703 * ipa-pure-const.c (check_call): Fix handling of operands.
5704 (analyze_function): Dump debug output for skipped bodies.
5705 (local_pure_const): Use function_called_by_processed_nodes_p.
5706 * dwarf2out.c (reference_to_unused): Use output.
5707 * passes.c (do_per_function_toporder): Likewise.
5709 2008-11-12 Jan Hubicka <jh@suse.cz>
5711 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5712 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5713 state_set_in_source enum
5714 (check_decl): Ignore memory tags; do not set fake looping flags;
5716 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5717 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5718 (check_call, analyze_function): Rewrite.
5720 (add_new_function): Update call of analyze_function.
5721 (generate_summary): Add call of analyze_function.
5722 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5723 (local_pure_const): New function.
5724 (pass_local_pure_const): New pass.
5725 * ipa-inline.c (inline_transform): Set after_inlining.
5726 * tree-eh.c (stmt_can_throw_external): New.
5727 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5728 work with aliasing built.
5729 * tree-flow.h (stmt_can_throw_external): New.
5730 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5731 and local pure/const pass in early and late optimization queue.
5733 2009-03-28 Martin Jambor <mjambor@suse.cz>
5735 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5737 (fold_binary): Allow function decl aligment consideration is the
5738 second argument is integer constant one.
5739 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5740 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5741 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5743 2009-03-28 Jan Hubicka <jh@suse.cz>
5745 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5746 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5747 * function.h (rtl_data): Add nothrow flag.
5748 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5749 set DECL_NOTHROW for AVAILABLE functions.
5751 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5753 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5754 following vector keyword has expansion starting with pixel or bool
5755 keyword, expand vector to __vector and pixel or bool to __pixel or
5759 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5760 warn_if_disallowed_function_p): Removed.
5761 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5762 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5763 warning_if_disallowed_function_p.
5764 * flags.h (warn_if_disallowed_function_p,
5765 warn_disallowed_functions): Removed.
5766 * common.opt (Wdisallowed-function-list=): Removed.
5767 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5769 2009-03-28 Richard Guenther <rguenther@suse.de>
5771 PR tree-optimization/38723
5772 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5775 2009-03-28 Jan Hubicka <jh@suse.cz>
5777 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5778 test introduced by my previous patch.
5780 2009-03-28 Richard Guenther <rguenther@suse.de>
5782 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5783 the PHIs value undefined.
5785 2009-03-28 Jan Hubicka <jh@suse.cz>
5787 * tree-pass.h (pass_fixup_cfg): New pass.
5788 * ipa-inline.c (inline_transform): Set
5789 always_inline_functions_inlined/after_inlining.
5790 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5791 (pass_fixup_cfg): New pass.
5792 * passes.c (init_optimization_passes): Add fixup_cfg.
5794 2009-03-28 Richard Guenther <rguenther@suse.de>
5796 PR tree-optimization/38458
5797 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5798 argument use the arguments copy-of value.
5800 2009-03-28 Richard Guenther <rguenther@suse.de>
5802 PR tree-optimization/38180
5803 * tree-ssa-ccp.c (get_default_value): Simplify.
5804 (likely_value): Likewise.
5805 (surely_varying_stmt_p): Properly handle VOP case.
5806 (ccp_initialize): Likewise.
5807 (ccp_fold): Handle propagating through *&.
5808 (fold_const_aggregate_ref): Also handle decls.
5810 2009-03-28 Jan Hubicka <jh@suse.cz>
5812 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5813 * cgraph.h (cgraph_node): Likewise.
5814 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5815 (cgraph_reset_node): Use process flag.
5816 (cgraph_mark_functions_to_output): Likewise.
5817 (cgraph_expand_function): Likewise.
5818 (cgraph_expand_all_functions): Likewise.
5819 (cgraph_output_in_order): Likewise.
5820 * dwarf2out.c (reference_to_unused): Likewise.
5821 * passes.c do_per_function_toporder): Likewise.
5823 2009-03-28 Jan Hubicka <jh@suse.cz>
5825 Bring from lto-branch:
5827 2008-09-03 Doug Kwan <dougkwan@google.com>
5829 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5830 enums instead of reason strings.
5831 * cgraph.c (cgraph_create_edge): Same.
5832 (cgraph_inline_failed_string): New function.
5833 * cgraph.h (cgraph_inline_failed_t): New enum type.
5834 (cgraph_inline_failed_string): New prototype.
5835 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5836 char pointer to cgraph_inline_failed_t.
5837 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5838 (cgraph_default_inline_p): Ditto.
5839 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5840 to cgraph_inline_failed_t pointer.
5841 * cif-code.def: New file.
5842 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5844 (cgraph_check_inline_limits): Change type of REASON to pointer to
5845 cgraph_inline_failed_t. Replace reason strings with enums.
5846 (cgraph_default_inline_p): Ditto.
5847 (cgraph_recursive_inlining_p): Ditto.
5848 (update_caller_keys): Change type of FAILED_REASON to
5849 cgraph_inline_failed_t.
5850 (cgraph_set_inline_failed): Change type of REASON to pointer to
5851 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5852 convert enums to strings for text output.
5853 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5854 to be of type cgraph_inline_failed_t. Replace reason strings with
5855 enums. Call cgraph_inline_failed_string to covert enums
5856 to strings for text output.
5857 (cgraph_decide_inlining): Replace reason strings with enums.
5858 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5859 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5861 * tree-inline.c (expand_call_inline): Change type of REASON
5862 to cgraph_inline_failed_t. Replace reason strings with enums.
5863 Call cgraph_inline_failed_string for text output.
5864 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5867 2009-03-28 Jan Hubicka <jh@suse.cz>
5869 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5870 cgraph_clone_node): Remove master clone handling.
5871 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5872 * cgraph.h (master_clone): Remove.
5873 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5874 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5875 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5877 2009-03-28 Jan Hubicka <jh@suse.cz>
5879 * cgraph.c (cgraph_function_body_availability): Functions declared
5880 inline are always safe to assume that it is not going to be replaced.
5882 2009-03-28 Richard Guenther <rguenther@suse.de>
5884 PR tree-optimization/38513
5885 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5886 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5887 EXC_PTR_EXPR and FILTER_EXPR.
5888 (get_ref_from_reference_ops): Likewise.
5890 2009-03-28 Richard Guenther <rguenther@suse.de>
5892 PR tree-optimization/38968
5893 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5894 Use FLOOR_MOD_EXPR to compute misalignment.
5896 2009-03-28 Richard Guenther <rguenther@suse.de>
5898 PR tree-optimization/37795
5899 * tree.h (combine_comparisons): Declare.
5900 * fold-const.c (combine_comparisons): Export.
5901 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5903 (ifcombine_iforif): Use combine_comparisons.
5905 2009-03-28 Jan Hubicka <jh@suse.cz>
5907 * tree-eh.c (inlinable_call_p): New function.
5908 (make_eh_edges): Use it.
5909 (verify_eh_edges): Use it.
5910 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5911 * except.c (reachable_next_level): Add inlinable_function argument
5912 (sjlj_find_directly_reachable_regions): Update.
5913 (add_reachable_handler): Do not set saw_any_handlers.
5914 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5915 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5916 Add new inlinable call parameter.
5917 (can_throw_internal, can_throw_external): Update.
5918 * except.h (can_throw_internal_1, can_throw_external_1,
5919 foreach_reachable_handler): Update declaration.
5921 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5923 * config/arm/t-arm-coff, config/h8300/coff.h,
5924 config/i386/i386-aout.h, config/i386/i386-coff.h,
5925 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5926 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5927 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5928 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5929 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5930 sys-types.h: Remove.
5931 * Makefile.in: Remove protoize and fixproto support and references
5933 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5934 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5936 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5937 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5938 unprotoize$(exeext).
5939 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5940 (.PHONY): Don't depend on proto.
5941 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5942 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5943 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5944 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5945 build/gen-protos.o, build/scan.o, xsys-protos.h,
5946 build/fix-header$(build_exeext), build/fix-header.o,
5947 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5948 stmp-install-fixproto): Remove.
5949 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5950 SYSCALLS.c or fixproto files.
5951 (install-common): Don't install protoize.
5952 (install-headers-tar, install-headers-cpio, install-headers-cp):
5953 Don't depend on $(STMP_FIXPROTO).
5954 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5955 install fixproto files or write out fixproto settings.
5956 (uninstall): Don't uninstall protoize.
5957 * config.gcc (use_fixproto): Remove.
5958 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5959 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5960 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5961 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5962 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5963 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5964 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5965 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5966 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5967 * config/t-vxworks (STMP_FIXPROTO): Remove.
5968 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5969 STMP_FIXPROTO): Remove.
5970 * config.in, configure: Regenerate.
5971 * crtstuff.c (gid_t, uid_t): Don't undefine.
5972 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5973 (arm-*-coff, arm-*-aout: Remove target entries.
5974 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5975 Remove mention of AIX 4.1.
5976 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5977 * doc/invoke.texi (Running Protoize): Remove.
5978 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5979 (Protoize Caveats): Remove.
5980 * tsystem.h: Update comments on headers assumed to exist.
5982 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5984 * genautomata.c: Add a new year to the copyright. Add a new
5986 (struct insn_reserv_decl): Add comments for member bypass_list.
5987 (find_bypass): Remove.
5988 (insert_bypass): New.
5989 (process_decls): Use insert_bypass.
5990 (output_internal_insn_latency_func): Output all bypasses with the
5991 same input insn in one switch case.
5993 * rtl.def (define_bypass): Describe bypass choice.
5994 * doc/md.texi (define_bypass): Ditto.
5996 2009-03-27 Richard Guenther <rguenther@suse.de>
5998 * gimplify.c (mark_addressable): Export.
5999 * tree-flow.h (mark_addressable): Declare.
6000 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6001 * tree-ssa.c (verify_phi_args): Verify that address taken
6002 variables have TREE_ADDRESSABLE set.
6004 2009-03-27 Richard Guenther <rguenther@suse.de>
6006 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6007 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6008 Do not mark decls TREE_ADDRESSABLE.
6009 (build_fold_addr_expr): Adjust.
6010 (fold_addr_expr): Remove.
6011 (fold_unary): Use build_fold_addr_expr.
6012 (fold_comparison): Likewise.
6013 (split_address_to_core_and_offset): Likewise.
6014 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6016 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6017 (gimplify_modify_expr_to_memcpy): Mark source and destination
6019 * omp-low.c (create_omp_child_function): Mark the object decl
6021 (lower_rec_input_clauses): Mark the var we take the address of
6023 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6025 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6028 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6029 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6031 2009-03-27 Richard Guenther <rguenther@suse.de>
6033 PR tree-optimization/39120
6034 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6036 (handle_lhs_call): Process return constraints. Add escape
6037 constraints if necessary.
6038 (handle_const_call): Fill out return constraints. Make nested
6039 case more precise. Avoid consttmp if possible.
6040 (handle_pure_call): Fill out return constraints. Avoid
6041 callused if possible.
6042 (find_func_aliases): Simplify call handling.
6044 2009-03-27 Richard Guenther <rguenther@suse.de>
6046 PR tree-optimization/39120
6047 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6048 as a representative.
6049 (solve_graph): Do propagate CALLUSED.
6050 (handle_pure_call): Use a scalar constraint from CALLUSED for
6052 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6055 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6058 * c-common.c (handle_aligned_attribute): Properly check alignment
6059 overflow. Use (1U << i) instead of (1 << i).
6061 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6063 * expr.h (get_mem_align_offset): Updated.
6065 * tree.h (tree_decl_common): Change align to "unsigned int" and
6066 move it before pointer_alias_set.
6068 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6069 Jakub Jelinek <jakub@redhat.com>
6072 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6073 gr_register_operand with gr_reg_or_0_operand.
6074 (cmpxchg_rel_di): Likewise.
6075 (sync_lock_test_and_set<mode>): Likewise.
6077 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6079 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6080 (true_regnum): Likewise.
6082 * rtlanal.c (subreg_info): Moved to ...
6083 * rtl.h (subreg_info): Here. New.
6084 (subreg_get_info): New.
6086 * rtlanal.c (subreg_get_info): Make it extern.
6088 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6091 * config/i386/i386.c (ix86_abi): New.
6092 (override_options): Handle -mabi=.
6093 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6094 (ix86_call_abi_override): Likewise.
6095 (init_cumulative_args): Likewise.
6096 (function_arg_advance): Likewise.
6097 (function_arg_64): Likewise.
6098 (function_arg): Likewise.
6099 (ix86_pass_by_reference): Likewise.
6100 (ix86_function_value_regno_p): Likewise.
6101 (ix86_build_builtin_va_list_abi): Likewise.
6102 (setup_incoming_varargs_64): Likewise.
6103 (is_va_list_char_pointer): Likewise.
6104 (ix86_init_machine_status): Likewise.
6105 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6106 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6107 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6108 (ix86_function_abi): Make it static and return enum calling_abi.
6109 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6111 (ix86_fn_abi_va_list): Updated.
6113 * config/i386/i386.h (ix86_abi): New.
6114 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6115 (CONDITIONAL_REGISTER_USAGE): Likewise.
6116 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6117 (machine_function): Likewise.
6119 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6121 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6122 (STACK_BOUNDARY): Likewise.
6123 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6125 * config/i386/i386.opt (mabi=): New.
6127 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6128 return enum calling_abi.
6129 (ix86_function_type_abi): Likewise.
6130 (ix86_function_abi): Removed.
6132 * doc/invoke.texi: Document -mabi= option for x86.
6134 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6136 * builtins.c (real_dconstp): Delete.
6137 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6139 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6140 Jakub Jelinek <jakub@redhat.com>
6143 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6144 (gen_subprogram_die): When a function is explicit, generate the
6145 DW_AT_explicit attribute.
6146 * langhooks.h (struct lang_hooks_for_decls): Add
6147 function_decl_explicit_p langhook.
6148 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6149 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6151 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6153 * builtins.c (fold_builtin_memory_op): Optimize memmove
6154 into memcpy if we can prove source and destination don't overlap.
6156 * tree-inline.c: Include gt-tree-inline.h.
6157 (clone_fn_id_num): New variable.
6158 (clone_function_name): New function.
6159 (tree_function_versioning): Use it.
6160 * Makefile.in (GTFILES): Add tree-inline.c.
6162 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6164 * BASE-VER: Change to 4.5.0.
6166 2009-03-27 Xinliang David Li <davidxl@google.com>
6168 PR tree-optimization/39557
6169 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6171 2009-03-27 Xinliang David Li <davidxl@google.com>
6173 PR tree-optimization/39548
6174 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6177 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6179 * c-common.c (pointer_int_sum): Use %wd on return from
6182 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6184 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6185 on return from tree_low_cst.
6187 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6190 * ginclude/stdarg.h (va_copy): Define also for
6191 __GXX_EXPERIMENTAL_CXX0X__.
6193 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6196 * builtins.h (c_strlen): Do not warn here.
6197 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6198 * c-common.c (pointer_int_sum): Take an explicit location.
6199 Warn about offsets out of bounds.
6200 * c-common.h (pointer_int_sum): Adjust declaration.
6202 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6204 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6207 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6210 * opts.c (warn_if_disallowed_function_p): Don't assume
6211 get_callee_fndecl must return non-NULL.
6213 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6215 PR rtl-optimization/39522
6216 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6217 when reg_reloaded_valid is set.
6219 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6221 * config/spu/divv2df3.c: New file.
6222 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6223 (DPBIT_FUNCS): Filter out _div_df.
6225 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6227 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6228 a jump insn, count that jump in the distance to the loop start.
6230 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6233 * config/sh/sh.c (calc_live_regs): Fix condition for global
6234 registers except PIC_OFFSET_TABLE_REGNUM.
6236 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6239 * doc/invoke.texi (-mconsole): New.
6243 (-mnop-fun-dllimport): New.
6247 (sub section "i386 and x86-64 Windows Options"): New.
6249 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6251 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6252 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6254 2009-03-25 Richard Guenther <rguenther@suse.de>
6257 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6260 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6262 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6263 neither of haifa/selective schedulers are working.
6265 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6267 * doc/invoke.texi (Debugging Options): Fix description of
6268 -fno-merge-debug-strings.
6270 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6272 * config/cris/libgcc.ver: New version-script.
6273 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6275 * configure.ac <GAS features, nop mnemonic>: Add pattern
6276 crisv32-*-* for "nop".
6277 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6278 * configure: Regenerate.
6280 2009-03-24 Ira Rosen <irar@il.ibm.com>
6282 PR tree-optimization/39529
6283 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6284 mark_sym_for_renaming for the tag copied to the new vector
6287 2009-03-24 Arthur Loiret <aloiret@debian.org>
6289 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6290 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6291 EXTRA_SPEC_FUNCTIONS.
6292 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6293 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6294 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6295 -march and -mtune options.
6297 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6299 * config/m68k/t-rtems: Add m5329 multilib.
6301 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6302 Jakub Jelinek <jakub@redhat.com>
6305 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6308 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6311 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6312 instead of c_parser_expression_conv, if original_code isn't one of the
6313 4 allowed comparison codes, fail.
6315 2009-03-23 Richard Guenther <rguenther@suse.de>
6317 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6318 * tree.h (struct tree_type): Likewise.
6319 * reload.h (struct insn_chain): Likewise.
6320 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6321 * function.h (struct function): Likewise.
6322 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6324 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6326 PR tree-optimization/39516
6327 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6329 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6331 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6332 should be set true if BITS_PER_WORD of target is bigger than 32
6334 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6336 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6337 Translate -B-options to -rpath-link. Correct existing
6338 rpath-link and conditionalize on !nostdlib.
6340 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6342 * doc/extend.texi (Function Attributes, Variable Attributes):
6344 * doc/invoke.texi (Debugging Options, Optimize Options)
6345 (i386 and x86-64 Options, MCore Options): Likewise.
6347 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6350 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6351 it for block local namespace aliases.
6352 (gen_decl_die): Pass context_die to gen_namespace_die.
6354 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6357 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6358 minimum or maximum value.
6360 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6362 * reginfo.c (globalize_reg): Recompute derived reg sets.
6364 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6367 * libgcc2.c (mprotect): Do not use signed arguments for
6368 VirtualProtect, use DWORD arguments. Also fix the 'may
6369 be used uninitialized' warning for the np variable.
6371 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6374 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6375 functions using regparm calling conventions when not optimizing.
6376 (ix86_function_sseregparm): Similarly for sseregparm calling
6379 2009-03-19 Li Feng <nemokingdom@gmail.com>
6382 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6383 dependence if the first conflict is after niter iterations.
6385 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6388 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6389 functions with dynamic stack-pointer adjustments.
6391 2009-03-19 Ben Elliston <bje@au.ibm.com>
6393 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6394 option; change to -msdata=data.
6396 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6398 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6401 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6404 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6406 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6408 * doc/invoke.texi (Code Gen Options): Expand discussion of
6411 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6413 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6414 * matrix-reorg.c (struct matrix_info): Likewise.
6415 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6416 * rtl.h (struct mem_attrs): Likewise.
6417 * df.h (struct df): Likewise.
6418 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6419 * ira-int.h (struct ira_allocno): Likewise.
6420 * df-scan.c (struct df_collection_rec): Likewise.
6421 * ira.c (struct equivalence): Likewise.
6422 * function.c (struct temp_slot): Likewise.
6423 * cfgloop.h (struct loop): Likewise.
6426 * function.c (use_register_for_decl): When not optimizing, disregard
6427 register keyword for variables with types containing methods.
6429 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6432 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6433 (is_simple_operand): Call contains_component_ref_p before calling data
6434 reference analysis that would fail on COMPONENT_REFs.
6436 * tree-vrp.c (search_for_addr_array): Fix formatting.
6438 2009-03-18 Richard Guenther <rguenther@suse.de>
6440 * tree-vect-transform.c (vect_loop_versioning): Fold the
6441 generated comparisons.
6442 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6443 (slpeel_tree_peel_loop_to_edge): Likewise.
6445 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6448 * opts.c (print_specific_help): In addition to `undocumented',
6449 accept `separate' and `joined' flags if passed alone. Describe
6450 output by the first matched one of those.
6451 (common_handle_option): Skip over empty strings.
6452 * gcc.c (display_help): Fix help string for `--help='.
6453 * doc/invoke.texi (Option Summary, Overall Options): With
6454 `--help=', classes and qualifiers can both be repeated, but
6455 only the latter can be negated. One should not pass only
6456 negated qualifiers. Fix markup and examples.
6459 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6461 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6462 and -fhelp=separate.
6464 2009-03-17 Jing Yu <jingyu@google.com>
6467 * function.h (struct rtl_data): Move is_thunk from here...
6468 (struct function): ...to here.
6469 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6470 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6472 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6474 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6475 (alpha_output_function_end_prologue): Likewise.
6476 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6477 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6478 (rs6000_output_function_epilogue): Likewise.
6479 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6481 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6485 from different units in a single alternative.
6486 (*truncdfsf_i387): Ditto.
6487 (*truncxfsf2_mixed): Ditto.
6488 (*truncxfdf2_mixed): Ditto.
6490 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6492 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6493 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6496 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6497 unused non-artificial variables when not optimizing.
6500 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6501 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6502 NAMESPACE_DECL in its DECL_INITIAL.
6505 * optabs.c (set_user_assembler_libfunc): New function.
6506 * expr.h (set_user_assembler_libfunc): New prototype.
6507 * c-common.c: Include libfuncs.h.
6508 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6509 for memcmp, memset, memcpy, memmove and abort.
6510 * Makefile.in (c-common.o): Depend on libfuncs.h.
6513 * dwarf2out.c (gen_inlined_enumeration_type_die,
6514 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6515 gen_tagged_type_instantiation_die): Removed.
6516 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6519 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6522 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6524 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6525 (check-parallel-%): Ditto.
6526 (check-consistency): Ditto.
6528 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6530 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6531 local variable rhs by NULL_TREE.
6533 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6536 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6538 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6541 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6543 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6546 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6547 for ms->sysv ABI calls only in 64bit mode.
6549 * config/i386/i386.md (untyped_call): Support 32bit.
6551 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6553 * doc/extend.texi: Replace x86_65 with x86_64.
6555 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6557 PR tree-optimization/39455
6558 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6559 mismatches for POINTER_TYPE_P (type).
6560 (number_of_iterations_le): Likewise.
6562 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6564 * config/picochip/picochip.c: Removed profiling support.
6565 * config/picochip/picochip.md: Removed profiling instruction.
6566 * config/picochip/picochip.h: Removed profiling builtin.
6568 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6570 * doc/install.texi (--with-host-libstdcxx): Document.
6572 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6575 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6576 generate a warning if the function name does not begin with
6577 "__vector" and the function has either the 'signal' or 'interrupt'
6578 attribute, from here to ...
6579 (avr_declare_function_name): ...here. New function.
6580 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6581 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6583 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6586 * cse.c (fold_rtx): Don't modify original const_arg1 when
6587 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6588 separate variable instead.
6589 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6590 from out of range shift counts.
6591 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6593 2009-03-13 Catherine Moore <clm@codesourcery.com>
6595 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6596 diagnostic.h with $(DIAGNOSTIC_H).
6598 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6601 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6603 * config/i386/sync.md (sync_compare_and_swap<mode>,
6604 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6605 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6607 (sync_double_compare_and_swapdi_pic,
6608 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6609 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6611 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6614 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6616 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6619 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6620 (avx_addsubv4df3): Likewise.
6621 (*avx_addsubv4sf3): Likewise.
6622 (sse3_addsubv4sf3): Likewise.
6624 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6627 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6629 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6632 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6633 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6634 registers for allocnos created from user-defined variables.
6636 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6639 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6640 of non-integer mode as well.
6642 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6644 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6645 for functions for which the parameter types are unknown.
6647 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6650 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6651 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6652 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6653 * config/i386/i386.c (ix86_local_alignment): For
6654 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6655 long long variables on the stack to avoid dynamic realignment.
6656 Allow the first argument to be a decl rather than type.
6657 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6659 2009-03-11 Nick Clifton <nickc@redhat.com>
6662 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6664 Add description to mno-lsim option.
6665 * config/mcore/mcore.h: Remove comment about deprecated m4align
6667 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6668 * doc/invoke.texi: Add description of mno-lsim and
6669 mstack-increment options.
6671 * config/fr30/fr30.opt: Document the -mno-lsim option.
6672 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6673 and -mno-lsim options.
6675 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6677 * fold-const.c (fold_comparison): Only call fold_inf_compare
6678 if the mode supports infinities.
6680 2009-03-11 Jason Merrill <jason@redhat.com>
6683 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6684 end already did. Notice GIMPLE_CALL modifications of the result.
6685 Don't copy debug information from an ignored decl or a decl from
6688 2009-03-10 Richard Guenther <rguenther@suse.de>
6689 Nathan Froyd <froydnj@codesourcery.com>
6692 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6693 (__divMODE3): Likewise.
6695 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6697 PR tree-optimization/39394
6698 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6699 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6701 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6703 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6704 inline asms for register asm ("") declarations.
6706 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6708 * fold-const.c (fold_unary): Fix comment.
6710 2009-03-07 Jan Hubicka <jh@suse.cz>
6713 * tree-inline.c (setup_one_parameter): Do replacement of const
6714 argument by constant in SSA form.
6716 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6719 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6720 determine alignment passed to assign_stack_local.
6721 (assign_parms_unsplit_complex): Likewise.
6722 * except.c (sjlj_build_landing_pads): Likewise.
6724 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6727 * tree-flow.h (add_referenced_var): Return bool instead of void.
6728 * tree-dfa.c (add_referenced_var): Return result of
6729 referenced_var_check_and_insert call.
6730 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6731 of referenced_var_check_and_insert.
6734 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6735 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6736 DIE, don't emit it if abstract origin already has it.
6737 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6738 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6740 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6742 * genpreds.c (needs_variable): Fix parentheses at variable name
6744 (write_tm_constrs_h): Indent generated code.
6746 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6748 * doc/extend.texi (Function Attributes): Add documentation
6751 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6754 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6755 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6757 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6759 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6762 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6765 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6766 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6768 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6770 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6771 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6772 constants instead of magic numbers.
6773 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6775 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6776 (x86_64_ms_abi_int_parameter_registers): Ditto.
6777 (x86_64_int_return_registers): Ditto.
6778 (ix86_maybe_switch_abi): Ditto.
6779 (ix86_expand_call): Ditto for clobbered_registers array.
6780 (ix86_hard_regno_mode_ok): Ditto.
6781 (x86_extended_QIreg_mentioned_p): Ditto.
6783 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6785 PR tree-optimization/39349
6786 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6788 * combine.c (gen_lowpart_for_combine): Use omode when generating
6791 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6793 PR rtl-optimization/39235
6794 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6796 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6798 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6800 2009-03-04 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/39362
6803 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6804 that occur in abnormal PHIs should be varying.
6806 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6808 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6810 (simple_iv): Take loop as an argument instead of statement.
6811 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6812 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6814 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6816 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6817 * matrix-reorg.c (analyze_transpose): Ditto.
6818 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6819 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6820 * tree-predcom.c (ref_at_iteration): Ditto.
6821 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6823 2009-03-04 Richard Guenther <rguenther@suse.de>
6825 PR tree-optimization/39358
6826 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6827 escaped_id and callused_id.
6828 (solve_graph): Likewise.
6830 2009-03-04 Richard Guenther <rguenther@suse.de>
6832 PR tree-optimization/39339
6833 * tree-sra.c (try_instantiate_multiple_fields): Make it
6834 no longer ICE on the above.
6836 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6838 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6839 that fits within Pmode.
6841 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6844 * tm.texi (LIBCALL_VALUE): Update description.
6846 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6849 * doc/extend.texi (section): Update description.
6851 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6854 * tree-inline.c (remapped_type): New.
6855 (can_be_nonlocal): Call remapped_type instead of remap_type.
6857 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6860 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6861 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6863 2009-03-03 Richard Guenther <rguenther@suse.de>
6866 * tree.c (tree_nonartificial_location): New function.
6867 * tree.h (tree_nonartificial_location): Declare.
6868 * builtins.c (expand_builtin_memory_chk): Provide location
6869 of the call location for artificial function pieces.
6870 (maybe_emit_chk_warning): Likewise.
6871 (maybe_emit_sprintf_chk_warning): Likewise.
6872 (maybe_emit_free_warning): Likewise.
6873 * expr.c (expand_expr_real_1): Likewise.
6875 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6877 PR tree-optimization/39343
6878 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6879 COMPONENT_REF t has ARRAY_TYPE.
6881 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6884 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6885 when the type precision of the induction variable should be
6886 larger than the type precision of nit.
6887 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6888 * graphite.c (graphite_loop_normal_form): Same.
6889 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6891 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6893 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6894 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6895 numbers to describe clobbered registers.
6896 (*call_value_0_rex64_ms_sysv): Ditto.
6897 * config/i386/mmx.md (mmx_emms): Ditto.
6900 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6902 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6905 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6907 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6908 (spu_section_type_flags): New function.
6910 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6912 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6913 reg_class_contents of FLOAT_REGS into a temporary.
6915 2009-03-02 Richard Guenther <rguenther@suse.de>
6916 Ira Rosen <irar@il.ibm.com>
6918 PR tree-optimization/39318
6919 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6920 information to the vectorized statement.
6922 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6924 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6925 variable. Use defined names instead of magic constants for REX SSE
6928 2009-03-01 Richard Guenther <rguenther@suse.de>
6930 PR tree-optimization/39331
6931 * omp-low.c (lower_send_shared_vars): Do not receive new
6932 values for the reference of DECL_BY_REFERENCE parms or results.
6934 2009-03-01 Jan Hubicka <jh@suse.cz>
6937 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6938 BLOCK_NONLOCALIZED_VAR): New macros.
6939 (tree_block): Add nonlocalized_vars.
6940 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6941 gen_decl_die): Add origin argument. Allow generation of die with
6942 origin at hand only.
6943 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6944 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6946 (gen_block_die): Fix checking for unused blocks.
6947 (process_scope_var): Break out from .... ; work with origins only.
6948 (decls_for_scope) ... here; process nonlocalized list.
6949 (dwarf2out_ignore_block): Look for nonlocalized vars.
6950 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6952 (dump_scope_block): Dump them.
6953 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6954 (remap_block): Likewise.
6955 (can_be_nonlocal): New predicate.
6956 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6958 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6960 * configure: Regenerate.
6962 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6964 * optc-gen.awk: No need to duplicate option flags twice.
6965 Reuse help texts for duplicate options which do not have any.
6967 * gcc.c (display_help): Document --version.
6969 * gcc.c (main): If print_help_list and verbose_flag, ensure
6970 driver output comes before subprocess output.
6972 * optc-gen.awk: Assign all remaining fields to help string,
6973 space-separated, for multi-line help in *.opt.
6975 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6976 -Wno-pedantic-ms-format is for MinGW targets only.
6978 * doc/options.texi (Option file format): Fix bad indentation,
6979 restoring dropped sentence.
6981 2009-02-28 Jan Hubicka <jh@suse.cz>
6983 * tree-inline.c (tree_function_versioning): Output debug info.
6985 2009-02-28 Jan Hubicka <jh@suse.cz>
6988 * tree-inline.c (setup_one_parameter): Do not copy propagate
6989 arguments when not optimizing.
6991 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6994 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6995 (avx_addsubv4df3): Likewise.
6996 (*avx_addsubv4sf3): Likewise.
6997 (sse3_addsubv4sf3): Likewise.
6998 (*avx_addsubv2df3): Likewise.
6999 (sse3_addsubv2df3): Likewise.
7000 (avx_unpckhps256): Correct item selectors.
7001 (avx_unpcklps256): Likewise.
7002 (avx_unpckhpd256): Likewise.
7003 (avx_unpcklpd256): Likewise.
7005 2009-02-28 Jan Hubicka <jh@suse.cz>
7007 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7009 (copy_arguments_for_versioning): If var is declared don't declare it.
7010 (tree_function_versioning): First setup substitutions and then copy
7013 2009-02-27 Jan Hubicka <jh@suse.cz>
7016 * cgraph.h (varpool_output_debug_info): Remove.
7017 * cgraphunit.c (varpool_output_debug_info): Remove.
7018 * dwarf2out.c (deferred_locations_struct): New struct
7019 (deferred_locations): New type.
7020 (deferred_locations_list): New static var.
7021 (deffer_location): New function.
7022 (gen_variable_die): Use it.
7023 (decls_for_scope): Output info on local static vars.
7024 (dwarf2out_finish): Process deferred locations.
7025 * varpool.c (varpool_output_debug_info): Remove.
7027 2009-02-27 Jan Hubicka <jh@suse.cz>
7030 * tree.h (TREE_PROTECTED): Fix comment.
7031 (BLOCK_HANDLER_BLOCK): Remove.
7032 (struct tree_block): Remove handler_block add body_block.
7033 (inlined_function_outer_scope_p): New.
7034 (is_body_block): Remove.
7035 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7036 * dwarf2out.c (is_inlined_entry_point): Remove.
7037 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7038 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7040 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7041 * gimplify.c (gimplify_expr): Gimplify body blocks.
7042 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7043 block with multiple subblocks.
7044 (dump_scope_block): Prettier output; dump more flags and info.
7045 (dump_scope_blocks): New.
7046 (remove_unused_locals): Use dump_scope_blocks.
7047 * tree-flow.h (dump_scope_blocks): Declare.
7048 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7049 * stmt.c (is_body_block): Remove.
7050 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7051 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7053 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7056 * graphite.c (graphite_loop_normal_form): Do not call
7057 number_of_iterations_exit from a gcc_assert.
7059 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7061 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
7062 jumps if COND is NULL.
7063 (find_cond_jump): New function.
7064 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7065 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
7067 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7069 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7070 force_const_mem returns NULL_RTX.
7072 2009-02-26 Jan Hubicka <jh@suse.cz>
7075 * cgraph.h (varpool_output_debug_info): Remove.
7076 * cgraphunit.c (varpool_output_debug_info): Remove.
7077 * dwarf2out.c (deferred_locations_struct): New struct
7078 (deferred_locations): New type.
7079 (deferred_locations_list): New static var.
7080 (deffer_location): New function.
7081 (gen_variable_die): Use it.
7082 (decls_for_scope): Output info on local static vars.
7083 (dwarf2out_finish): Process deferred locations.
7084 * varpool.c (varpool_output_debug_info): Remove.
7086 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7088 PR rtl-optimization/39241
7089 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7090 to subreg_offset_representable_p.
7092 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7094 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7095 execute function prototype. Get f and nregs from max_reg_num
7096 and get_insns. Remove the first backward pass as it's dead,
7097 guard the forward pass by flag_expensive_optimizations.
7098 (rest_of_handle_regmove): Delete.
7099 (pass_regmove): Replace it with regmove_optimize.
7101 2009-02-25 Martin Jambor <mjambor@suse.cz>
7103 PR tree-optimization/39259
7104 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7105 calls_alloca function flags.
7106 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7109 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7111 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7112 flags_set_1_rtx, flags_set_1_set): Delete.
7113 (regmove_optimize): Do not call mark_flags_life_zones.
7115 2009-02-24 Julian Brown <julian@codesourcery.com>
7118 * config/arm/arm.c (require_pic_register): Only set
7119 cfun->machine->pic_reg once per function.
7121 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7123 * doc/invoke.texi (Link Options): Document an easier way to pass
7124 options that take arguments to the GNU linker using -Xlinker and -Wl.
7126 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7129 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7131 2009-02-24 Richard Guenther <rguenther@suse.de>
7134 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7136 2009-02-24 Richard Guenther <rguenther@suse.de>
7137 Zdenek Dvorak <ook@ucw.cz>
7139 PR tree-optimization/39233
7140 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7141 from converting them to a generic type.
7143 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7145 PR tree-optimization/39260
7146 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7147 contains a condition with a real type.
7148 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7150 2009-02-23 Jason Merrill <jason@redhat.com>
7153 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7154 narrowing_initializer_constant_valid_p.
7155 (narrowing_initializer_constant_valid_p): Don't return
7156 null_pointer_node for adding a pointer to itself.
7158 2009-02-23 Jan Hubicka <jh@suse.cz>
7161 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7164 2009-02-23 Jan Hubicka <jh@suse.cz>
7166 PR tree-optimization/37709
7167 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7168 * tree.h (block_ultimate_origin): Declare.
7169 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7170 * tree-ssa-live.c (remove_unused_scope_block_p):
7171 Eliminate blocks containig no instructions nor live variables nor
7173 (dump_scope_block): New function.
7174 (remove_unused_locals): Enable removal of dead blocks by default;
7175 enable dumping at TDF_DETAILS.
7177 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7179 * config/i386/i386.c (classify_argument): Don't allow COImode
7181 (function_arg_advance_32): Don't allow OImode.
7182 (function_arg_32): Likewise.
7183 (function_value_32): Likewise.
7184 (return_in_memory_32): Likewise.
7185 (function_arg_64): Remove OImode comment.
7187 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7190 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7191 ix86_expand_vector_set for V4DImode in 64bit mode only.
7192 (ix86_expand_vector_init_one_var): Likewise.
7194 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7196 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7198 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7201 * loop-iv.c: Revert last change.
7202 * emit-rtl.c: Likewise.
7204 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7207 * config/i386/i386.c (type_natural_mode): Remove an extra
7208 space in the warning message.
7209 (function_value_32): Handle 32-byte vector modes.
7210 (return_in_memory_32): Likewise.
7212 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7214 * loop-iv.c (truncate_value): New function.
7215 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7217 (lowpart_subreg): Move to...
7218 * emit-rtl.c: ...here.
7220 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7222 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7223 accidental and undocumented change at revision 140860.
7225 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7227 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7228 take gimple_seq * arguments.
7229 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7230 types_compatible_p langhook.
7232 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7233 Joseph Myers <joseph@codesourcery.com>
7235 * config/arm/arm.c (arm_builtin_va_list): New function.
7236 (arm_expand_builtin_va_start): Likewise.
7237 (arm_gimplify_va_arg_expr): Likewise.
7238 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7239 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7240 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7241 (va_list_type): New variable.
7242 (arm_mangle_type): Mangle va_list_type appropriately.
7244 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7247 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7248 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7249 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7250 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7251 parameter to 1000 for -O1 by default.
7252 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7254 * loop-invariant.c: Include params.h.
7255 (move_loop_invariants): Don't call move_single_loop_invariants on
7258 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7260 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7261 offset when calculating bounds for indexing stack_usage_map. Fixes
7262 a buffer overflow with certain target setups.
7264 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7267 * calls.c (expand_call): Clear try_tail_call if caller and callee
7268 disagree in promotion of function return value.
7270 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7273 * c-common.c (c_determine_visibility): If visibility changed and
7274 DECL_RTL has been already set, call make_decl_rtl to update symbol
7277 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7280 * varasm.c (assemble_variable): Don't check DECL_NAME when
7281 globalizing a variable.
7283 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7286 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7287 expression before any __builtin_trap call.
7288 * c-typeck.c (build_function_call): Convert and check function
7289 arguments before generating a call to a trap. Evaluate the
7290 function arguments before the trap.
7292 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7295 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7296 (UNSPEC_FXAM_MEM): New unspec.
7297 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7298 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7299 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7301 2009-02-19 Richard Guenther <rguenther@suse.de>
7303 PR tree-optimization/39207
7304 PR tree-optimization/39074
7305 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7306 storedanything_tree): New.
7307 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7308 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7309 (build_succ_graph): Add edges from STOREDANYTHING to all
7311 (init_base_vars): Initialize STOREDANYTHING.
7312 (compute_points_to_sets): Free substitution info after
7313 building the succ graph.
7314 (ipa_pta_execute): Likewise.
7316 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7318 (do_ds_constraint): Do not add to special var or non-pointer
7320 (type_could_have_pointers): Split out from ...
7321 (could_have_pointers): ... here. For arrays use the element type.
7322 (create_variable_info_for): Initialize may_have_pointers.
7323 (new_var_info): Likewise.
7324 (handle_lhs_call): Make the HEAP variable unknown-sized.
7325 (intra_create_variable_infos): Use a type with pointers for
7326 PARM_NOALIAS, make it unknown-sized.
7328 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7331 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7333 2009-02-18 Jason Merrill <jason@redhat.com>
7336 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7337 value if DECL_EXTERNAL.
7338 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7339 * target.h (gcc_target::binds_local_p): Clarify "module".
7340 * tree.h (TREE_PUBLIC): Clarify "module".
7342 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7345 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7346 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7348 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7351 * c.opt (Wabi): Support C and ObjC.
7354 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7356 * config/i386/i386.c (classify_argument): Warn once about the ABI
7357 change when passing union with long double.
7359 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7361 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7364 * c-parser.c (c_parser_compound_statement): Always enter and leave
7367 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7370 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7372 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7374 PR tree-optimization/36922
7375 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7376 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7379 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7381 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7384 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7386 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7388 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7390 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7393 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7394 Richard Sandiford <rdsandiford@googlemail.com>
7396 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7397 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7398 (loongson_biadd): ...this.
7400 2009-02-17 Richard Guenther <rguenther@suse.de>
7402 PR tree-optimization/39202
7403 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7404 a var make sure to follow existing collapses.
7406 2009-02-17 Richard Guenther <rguenther@suse.de>
7409 * langhooks.c (lhd_print_error_function): Check for NULL block.
7411 2009-02-17 Richard Guenther <rguenther@suse.de>
7413 PR tree-optimization/39204
7414 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7417 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7419 * config/soft-fp/double.h: Update from glibc CVS.
7421 2009-02-17 Richard Guenther <rguenther@suse.de>
7423 PR tree-optimization/39207
7424 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7425 strict-aliasing warnings for pointers pointing to NULL.
7427 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7430 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7431 skipping until next close brace.
7433 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7436 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7437 to function argument boundary.
7439 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7441 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7442 in the lea_add. Reload eventually constraints it properly.
7443 * config/picochip/constraints.md : Remove the target constraint
7444 "b", since it is not needed anymore.
7446 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7448 * gthr-dce.h: Uglify function parameter and local variable names.
7449 * gthr-gnat.h: Likewise.
7450 * gthr-mipssde.h: Likewise.
7451 * gthr-nks.h: Likewise.
7452 * gthr-posix95.h: Likewise.
7453 * gthr-posix.h: Likewise.
7454 * gthr-rtems.h: Likewise.
7455 * gthr-single.h: Likewise.
7456 * gthr-solaris.h: Likewise.
7457 * gthr-tpf.h: Likewise.
7458 * gthr-vxworks.h: Likewise.
7459 * gthr-win32.h: Likewise.
7461 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7464 * config/i386/i386.md: Restrict the new peephole2 to move
7465 between MMX/SSE registers.
7467 2009-02-15 Richard Guenther <rguenther@suse.de>
7470 2009-02-13 Richard Guenther <rguenther@suse.de>
7472 * configure.ac: Enable LFS.
7473 * configure: Re-generate.
7474 * config.in: Likewise.
7476 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7478 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7479 spu_srqwbyte, spu_srqwbytebc): Define.
7480 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7481 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7482 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7483 "shrqby_<mode>"): New insn-and-split patterns.
7484 * config/spu/spu.c (expand_builtin_args): Determine and return
7485 number of operands using spu_builtin_description data.
7486 (spu_expand_builtin_1): Use it.
7488 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7491 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7494 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7497 * config/i386/i386.c (override_options): Correct warning
7498 messages for -malign-loops, -malign-jumps and -malign-functions.
7500 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7503 * config/i386/i386.md: Restrict the new peephole2 to move
7504 between the general purpose registers.
7506 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7509 * config/i386/i386.c (type_natural_mode): Add a new argument.
7510 Return the original mode and warn ABI change if vector size is 32byte.
7511 (function_arg_advance): Updated.
7512 (function_arg): Likewise.
7513 (ix86_function_value): Likewise.
7514 (ix86_return_in_memory): Likewise.
7515 (ix86_sol10_return_in_memory): Likewise.
7516 (ix86_gimplify_va_arg): Likewise.
7517 (function_arg_32): Don't warn ABX ABI change here.
7518 (function_arg_64): Likewise.
7520 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7522 * loop-iv.c (implies_p): In the final case, test that operands 0
7523 of the two comparisons match.
7525 * config/bfin/bfin.c (find_prev_insn_start): New function.
7526 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7527 (find_next_insn_start): Move.
7529 2009-02-13 Richard Guenther <rguenther@suse.de>
7531 * configure.ac: Enable LFS.
7532 * configure: Re-generate.
7533 * config.in: Likewise.
7535 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7538 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7539 sizes on syntax error after some arguments have been parsed.
7541 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7543 * doc/invoke.texi (-fira): Remove.
7545 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7547 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7548 * recog.c: Likewise.
7551 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7553 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7554 (umul_ppmm): Likewise.
7555 (count_leading_zeros): Likewise.
7556 (count_trailing_zeros): Likewise.
7557 (UMUL_TIME): Likewise.
7559 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7561 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7562 soft-fp/t-softfp to tmake_file.
7564 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7565 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7566 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7567 IA64_BUILTIN_INFQ]: New.
7568 (ia64_init_builtins): Initialize __builtin_infq,
7569 __builtin_fabsq and __builtin_copysignq if not HPUX.
7570 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7571 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7573 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7575 (__fixtfti): Likewise.
7576 (__fixunstfti): Likewise.
7577 (__floattitf): Likewise.
7579 * config/ia64/libgcc-glibc.ver: New.
7580 * config/ia64/t-fprules-softfp: Likewise.
7581 * config/ia64/sfp-machine.h: Likewise.
7583 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7584 (LIBGCC2_TF_CEXT): Likewise.
7585 (TF_SIZE): Likewise.
7586 (TARGET_INIT_LIBFUNCS): Likewise.
7588 * config/ia64/t-glibc (SHLINB_MAPFILES):
7589 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7591 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7593 * config/i386/i386.c (construct_container): Rewrite processing
7594 BLKmode with X86_64_SSE_CLASS.
7596 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7599 * config/i386/i386.md: Replace simplify_replace_rtx with
7600 replace_rtx in the new peephole2.
7602 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7604 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7605 loop unrolling do not happen at -O2.
7607 2009-02-12 Michael Matz <matz@suse.de>
7609 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7611 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7613 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7616 2009-02-12 Ben Elliston <bje@au.ibm.com>
7618 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7619 patterns when updating the back chain. Missed in the 2009-02-10
7622 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7624 * doc/extend.texi (Decimal Floating Types): Update identifier of
7625 draft TR and list of missing support.
7627 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7630 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7631 bit to variable length decl's flags, add it also to its
7632 pointer replacement variable.
7634 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7635 Jakub Jelinek <jakub@redhat.com>
7638 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7639 (memory_blockage): New expander.
7640 (*memory_blockage): New insn pattern.
7641 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7642 instead of general blockage at the end of function prologue when
7643 frame pointer is used to access red zone area. Do not emit blockage
7644 when profiling, it is emitted in generic code.
7645 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7646 function epilogue when frame pointer is used to access red zone area.
7648 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7651 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7652 by arithmetic with memory operands.
7653 * config/i386/predicates.md (commutative_operator): New.
7655 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7657 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7660 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7662 * alias.h (record_alias_subset): Declare.
7663 * alias.c (record_alias_subset): Make global.
7665 2009-02-10 Nick Clifton <nickc@redhat.com>
7667 * tree-parloops.c: Change license to GPLv3.
7668 * ipa-struct-reorg.c: Change license to GPLv3.
7669 * ipa-struct-reorg.h: Change license to GPLv3.
7671 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7674 * c-decl.c (start_struct): Return NULL on error.
7676 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7679 * cfgloopmanip.c (remove_path): Call remove_bbs after
7680 cancel_loop_tree, not before it.
7683 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7684 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7685 VAR_DECLs were seen.
7686 * tree-ssa-live.c (remove_unused_locals): Recompute
7687 cfun->has_local_explicit_reg_vars.
7688 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7689 copies or clearings if cfun->has_local_explicit_reg_vars.
7691 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7694 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7695 of function prologue when frame pointer is used to access
7698 2009-02-10 Richard Guenther <rguenther@suse.de>
7701 * gimplify.c (gimple_regimplify_operands): Always look if
7702 we need to create a temporary.
7704 2009-02-10 Richard Guenther <rguenther@suse.de>
7706 PR tree-optimization/39132
7707 * tree-loop-distribution.c (todo): New global var.
7708 (generate_memset_zero): Trigger TODO_rebuild_alias.
7709 (tree_loop_distribution): Return todo.
7711 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7714 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7715 (x86_64_reg_class_name): Removed.
7716 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7717 first one isn't X86_64_SSE_CLASS or any other ones aren't
7718 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7719 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7720 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7721 and 3 X86_64_SSEUP_CLASS.
7722 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7723 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7725 2009-02-10 Ben Elliston <bje@au.ibm.com>
7727 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7728 form instruction to update the stack back chain word, even if the
7729 user has disabled the generation of update instructions.
7730 (movdi_<mode>_update_stack): New.
7731 (movsi_update_stack): Likewise.
7732 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7733 always use an update form instruction to update the stack back
7736 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7739 * graphite.c (if_region_set_false_region): After moving a region in
7740 the false branch of a condition, remove the empty dummy basic block.
7741 (gloog): Remove wrong fix for PR38953.
7743 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7745 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7746 generation due to implicit sign extension.
7748 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7751 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7752 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7754 2009-02-09 Richard Guenther <rguenther@suse.de>
7757 * convert.c (convert_to_real): Disable (float)fn((double)x)
7758 to fnf(x) conversion if errno differences may occur and
7759 -fmath-errno is set.
7761 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7763 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7764 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7765 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7767 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7770 * c-common.c (handle_alias_attribute): Disallow attribute for
7771 anything not a FUNCTION_DECL or VAR_DECL.
7773 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7776 * real.c (do_compare): Special-case compare of zero against
7777 decimal float value.
7779 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7782 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7783 as indicating flexible array members unless the field itself is
7784 being declarared as the incomplete array.
7786 2009-02-06 Jan Hubicka <jh@suse.cz>
7788 PR tree-optimization/38844
7789 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7792 2009-02-06 Richard Guenther <rguenther@suse.de>
7795 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7796 fork because we may expand it as __gcov_fork.
7798 2009-02-06 Nick Clifton <nickc@redhat.com>
7800 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7802 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7804 PR tree-optimization/35659
7805 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7806 vn_phi_eq): Shortcut if hashcode does not match.
7807 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7809 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7810 and avoid iterative_hash_expr.
7811 (FOR_EACH_VALUE_ID_IN_SET): New.
7812 (value_id_compare): Remove.
7813 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7814 sort expressions by value id.
7816 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7819 * config/sh/predicates.md (general_movsrc_operand): Don't check
7820 the subreg of system registers here.
7822 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7825 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7828 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7830 PR rtl-optimization/39110
7831 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7832 addresses, not aligned ones.
7834 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7835 Richard Guenther <rguenther@suse.de>
7837 PR tree-optimization/39100
7838 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7839 comment says and add edges.
7841 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7844 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7845 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7847 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7849 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7850 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7851 register_bb_in_sese, new_sese, free_sese): Moved.
7852 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7853 outermost_loop_in_scop, build_scop_iteration_domain,
7854 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7855 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7856 Use loop_in_sese_p instead of loop_in_scop_p.
7857 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7858 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7859 (scopdet_basic_block_info): Fix bug in scop detection.
7860 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7861 eq_loop_to_cloog_loop): Remove.
7862 (nb_loops_around_loop_in_scop, nb_loop
7863 ref_nb_loops): Moved here...
7864 * graphite.h (ref_nb_loops): ... from here.
7865 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7866 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7867 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7868 * testsuite/gcc.dg/graphite/scop-19.c: New
7870 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7871 Hans-Peter Nilsson <hp@axis.com>
7873 PR rtl-optimization/37889
7874 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7875 Move offset handling from PLUS to before the switch. Use new
7876 arguments when considering SYMBOL_REFs too.
7877 (rtx_addr_can_trap_p): Pass dummy offset and size.
7878 (enum may_trap_p_flags): Remove.
7879 (may_trap_p_1): Pass size from MEM_SIZE.
7881 PR rtl-optimization/38921
7882 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7883 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7884 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7885 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7887 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7889 AVX Programming Reference (January, 2009)
7890 * config/i386/sse.md (*vpclmulqdq): New.
7892 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7894 PR tree-optimization/38977
7895 PR gcov-profile/38292
7896 * calls.c (special_function_p): Disregard __builtin_ prefix.
7898 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7900 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7901 non-indexable addresses even before reload.
7903 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7906 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7907 as having variable size. Do not give an error for unnamed
7908 parameters with [*] declarators. Give a warning for type names
7909 with [*] declarators and mark them as variable size.
7910 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7911 for sizeof applied to [*] type names.
7913 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7916 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7918 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7920 * gcc.c (process_command): Update copyright notice dates.
7921 * gcov.c (print_version): Likewise.
7922 * gcov-dump.c (print_version): Likewise.
7923 * mips-tfile.c (main): Likewise.
7924 * mips-tdump.c (main): Likewise.
7926 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7929 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7930 for composite type involving a zero-length array type.
7932 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7935 * function.c (match_asm_constraints_1): Skip over
7936 initial optional % in the constraint.
7939 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7940 supported, don't accept FIXED_CSTs.
7941 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7942 and _Sat is used without _Fract/_Accum. Set specs->type to
7943 integer_type_node for cts_fract/cts_accum if fixed point is not
7946 2009-02-02 Catherine Moore <clm@codesourcery.com>
7948 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7950 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7952 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7953 (ABI_HAS_64BIT_SYMBOLS): Use it.
7954 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7956 2009-02-02 Paul Brook <paul@codesourcery.com>
7958 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7960 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7963 * recog.h (asm_operand_ok): Add constraints argument.
7964 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7965 recurse on matching constraint.
7966 (check_asm_operands): Pass constraints as 3rd argument to
7967 asm_operand_ok. Don't look up matching constraint here.
7968 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7971 2009-02-02 Ben Elliston <bje@au.ibm.com>
7973 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7974 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7976 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7978 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7979 information. Remove some obsolete information. Reorganize.
7981 * config/pa/fptr.c: Revert license to GPL 2.
7982 * config/pa/milli64.S: Likewise.
7984 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7987 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7988 LIBRARY name in, instead of hard-coding it.
7989 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7990 extra target make frag to tmake_files according to EH model.
7991 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7992 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7993 frags that define makefile variable EH_MODEL appropriately.
7994 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7995 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7996 to "-sjlj" according to type of EH configured.
7997 (LIBGCC_SONAME): Concatenate it to shared library base name.
7998 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7999 to "_sjlj" according to type of EH configured.
8000 (LIBGCC_SONAME): Concatenate it to shared library base name.
8001 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8002 (SHLIB_LINK): Add missing semicolon to if-else construct.
8003 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8004 string value of "pe_dll" command-line option.
8005 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8006 (SHLIB_SONAME): Use it when overriding t-cygming default.
8007 (SHLIB_IMPLIB): Override t-cygming default.
8008 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8009 string value of "pe_dll" command-line option.
8011 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8014 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8015 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8017 2009-01-31 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/38937
8020 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8021 computing the transitive closure.
8023 2009-01-30 Richard Guenther <rguenther@suse.de>
8025 PR tree-optimization/39041
8026 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8027 Propagate variable indices only if the types match for this stmt.
8029 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8032 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8033 inline but never defined.
8035 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8037 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8038 (*insv_h_di_reg_extimm): New insn.
8039 (*insv_l<mode>_reg_extimm): New insn.
8041 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8043 * config/picochip/picochip.c (flag_conserve_stack): set
8044 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8045 fconserve-stack. Reduce call-overhead used by inliner.
8047 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8050 * common.opt (flag_conserve_stack): Initialised to zero.
8052 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8055 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8056 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8059 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8061 * ira-color.c (allocno_reload_assign): Update comments.
8062 * regmove.c (regmove_optimize): Likewise.
8066 2009-01-29 Robert Millan <rmh@aybabtu.com>
8068 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8069 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
8070 `MD_UNWIND_SUPPORT'.
8071 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8073 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8075 PR tree-optimization/39007
8076 * tree-loop-distribution.c (generate_builtin): Use
8077 recompute_dominator to compute the immediate dominator of the
8078 basic block just after the loop.
8080 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8082 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8083 (ASM_OUTPUT_DWARF_PCREL): Define.
8085 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8087 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8088 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8089 global. Modify entries about regmove and IRA.
8091 * ra-conflict.c: Remove the file.
8093 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8095 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8096 (pass_regclass_init): Rename to pass_reginfo_init.
8098 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8100 * toplev.h (flag_ira): Remove.
8102 * caller-save.c (setup_save_areas): Remove flag_ira.
8104 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8106 * global.c: Remove the file.
8108 * opts.c (decode_options): Remove flag_ira.
8110 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8112 * regmove.c: Modify file description.
8113 (find_use_as_address, try_auto_increment): Define them only if
8114 AUTO_INC_DEC is defined.
8115 (replacement_quality, replace_in_call_usage, fixup_match_1,
8116 stable_and_no_regs_but_for_p): Remove.
8117 (reg_set_in_bb): Make it static.
8118 (regmove_optimize): Remove flag_ira and code which worked for
8121 * local-alloc.c: Remove the file.
8123 * common.opt (fira): Remove.
8125 * ira.c: Include except.h.
8126 (eliminable_regset): Move from global.c.
8127 (mark_elimination): Ditto. Remove flag_ira.
8128 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8129 equiv_mem_modified, validate_equiv_mem_from_store,
8130 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8131 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8132 no_equiv, recorded_label_ref): Move from local-alloc.c.
8133 (update_equiv_regs): Ditto. Make it static.
8134 (print_insn_chain, print_insn_chains): Move it from global.c.
8135 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8136 (build_insn_chain): Ditto. Make it static.
8137 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8138 Rename to init_live_subregs.
8139 (gate_ira): Remove flag_ira.
8141 * regclass.c: Rename reginfo.c. Change file description.
8142 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8143 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8144 (init_reg_sets_1): Remove code for evaluation of
8145 reg_class_superclasses and losing_caller_save_reg_set.
8146 (init_regs): Remove init_reg_autoinc.
8147 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8148 ok_for_base_p_nonstrict): Remove.
8149 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8150 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8151 corresponding entries.
8152 (dump_regclass, record_operand_costs, scan_one_insn,
8153 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8154 record_address_regs, auto_inc_dec_reg_p): Remove.
8155 (gt-regclass.h): Rename to gt-reginfo.h.
8157 * rtl.h (dump_global_regs, retry_global_alloc,
8158 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8160 * Makefile.in (RA_H): Remove.
8161 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8162 Rename regclass.o to reginfo.o.
8163 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8165 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8166 (GTFILES): Rename regclass.c to reginfo.c.
8168 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8169 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8171 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8172 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8174 (finish_spills): Ditto. Remove code for !flag_ira.
8176 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8179 * doc/invoke.texi (rtl debug options): Complete rewrite.
8180 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8182 * mode-switching.c (pass_mode_switching): Rename pass from
8183 "mode-sw" to "mode_sw".
8184 * except.c (pass_convert_to_eh_ranges): Rename pass from
8185 "eh-ranges" to "eh_ranges".
8186 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8190 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8191 Alexander Monakov <amonakov@ispras.ru>
8194 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8196 (move_exprs_to_boundary): Change return type and pass through
8197 should_move from move_op. Relax assert. Update usage ...
8198 (schedule_expr_on_boundary): ... here. Use should_move instead of
8200 (move_op_orig_expr_found): Indicate that insn was disconnected from
8202 (code_motion_process_successors): Do not call after_merge_succs
8203 callback if original expression was not found when traversing any of
8205 (code_motion_path_driver): Change return type. Update prototype.
8206 (move_op): Update comment. Add a new parameter (should_move). Update
8207 prototype. Set *should_move based on indication provided by
8208 move_op_orig_expr_found.
8210 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8212 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8213 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8214 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8215 * config/rs6000/rs6000.c (rs6000_override_options): Default
8216 avoid-indexed-addresses on for Power6, off for everything else.
8217 (avoiding_indexed_address_p): New function.
8218 (rs6000_legitimize_address): Use it.
8219 (rs6000_legitimate_address): Likewise.
8220 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8222 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8224 PR tree-optimization/38997
8225 * tree-loop-distribution.c (generate_memset_zero): Use
8226 POINTER_PLUS_EXPR for a pointer addition.
8228 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8230 * config/s390/s390.md (bswap<mode>2): New pattern added.
8232 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8234 * config/s390/s390.md (*tls_load_31): Added type attribute.
8236 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8238 * config/s390/s390.md: Fix a few comments.
8240 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8242 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8243 (*tm<mode>_full): Fixed z10prop attribute.
8244 (*tst<mode>_extimm): Fixed z10prop attribute.
8245 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8246 (*tstqiCCT_cconly): Fixed z10prop attribute.
8247 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8248 (*movsi_larl): Fixed z10prop attribute.
8249 (*movsi_zarch): Fixed z10prop attribute.
8250 (*movsi_eas): Fixed z10prop attribute.
8251 (*movhi): Fixed z10prop attribute.
8252 (*movqi): Fixed z10prop attribute.
8253 (*movstrictqi): Fixed z10prop attribute.
8254 (*mov<mode>): Fixed z10prop attribute.
8255 (*movcc): Fixed z10prop attribute.
8256 (*sethighpartdi_64): Fixed z10prop attribute.
8257 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8258 (*negdi2_sign_cc): Fixed z10prop attribute.
8259 (*negdi2_sign): Fixed z10prop attribute.
8260 (*absdi2_sign_cc): Fixed z10prop attribute.
8261 (*absdi2_sign): Fixed z10prop attribute.
8262 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8263 (*negabsdi2_sign): Fixed z10prop attribute.
8264 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8265 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8266 (doloop_si64): Fixed z10prop attribute.
8267 (doloop_si31): Fixed z10prop attribute.
8268 (doloop_long): Fixed z10prop attribute.
8269 (indirect_jump): Fixed z10prop attribute.
8270 (nop): Fixed z10prop attribute.
8271 (main_base_64): Fixed z10prop attribute.
8272 (reload_base_64): Fixed z10prop attribute.
8274 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8276 PR rtl-optimization/38740
8277 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8279 * config/mips/mips.c (mips_reorg): Likewise.
8281 2009-01-28 Richard Guenther <rguenther@suse.de>
8283 PR tree-optimization/38926
8284 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8285 with the correct value id to a value.
8286 (do_regular_insertion): Use the value number of edoubleprime
8287 for the value number of the expr.
8290 2008-08-21 Richard Guenther <rguenther@suse.de>
8292 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8293 a PHI ask VN if it is already available.
8294 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8295 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8297 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8300 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8301 set to varying whenever max has TREE_OVERFLOW set, similarly
8302 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8304 2009-01-28 Richard Guenther <rguenther@suse.de>
8307 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8308 uninitialized aggregate uses in call arguments.
8310 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8312 PR tree-optimization/38984
8313 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8314 the nothing_id variable if -fno-delete-null-pointer-checks.
8316 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8319 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8320 (set_got_offset_rex64): Ditto.
8322 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8325 * doc/extend.texi: Improve local variable with asm reg.
8327 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8329 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8330 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8331 was not supplied then set warn_packed_bitfield_compat to the
8333 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8336 2009-01-27 Richard Guenther <rguenther@suse.de>
8338 PR tree-optimization/38503
8339 * cfgexpand.c (expand_gimple_basic_block): Ignore
8340 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8341 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8342 variables that cannot have TBAA applied.
8343 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8346 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8349 * calls.c (initialize_argument_information): Do not wrap complex
8350 arguments in SAVE_EXPR.
8352 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8354 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8355 (INSTALL_LIBGCC): Revert typo commit.
8357 2009-01-26 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/38745
8360 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8361 from special handling.
8363 2009-01-26 Richard Guenther <rguenther@suse.de>
8365 PR tree-optimization/38745
8366 * tree-ssa.c (execute_update_addresses_taken): Do not include
8367 variables that cannot possibly be a register in not_reg_needs.
8368 Do not clear TREE_ADDRESSABLE on vars that may not become
8370 * tree-ssa.c (update_alias_info_1): Include those in the set
8371 of addressable vars.
8373 2009-01-26 Richard Guenther <rguenther@suse.de>
8376 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8377 * tree-ssa-dse.c: Include langhooks.h
8378 (execute_simple_dse): Remove stores with zero size.
8380 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8383 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8386 2009-01-24 Julian Brown <julian@codesourcery.com>
8388 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8389 config/arm/linux-atomic.c.
8390 * config/arm/linux-atomic.c: New.
8392 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8394 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8395 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8396 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8398 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8401 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8404 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8406 PR tree-optimization/38953
8407 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8408 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8409 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8410 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8413 2009-01-24 Paul Brook <paul@codesourcery.com>
8415 * config/arm/neon.md (neon_type): Move to arm.md.
8416 (neon_mov<VSTRUCT>): Add neon_type attribute.
8417 * config/arm/arm.md (neon_type): Move to here.
8418 (conds): Add "unconditioal" and use as default for NEON insns.
8420 2009-01-24 Ben Elliston <bje@au.ibm.com>
8422 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8423 void *' warning from -Wc++-compat.
8424 * Makefile.in (dominance.o-warn): Remove.
8426 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8428 PR tree-optimization/38932
8429 * fold-const.c (fold_unary_ignore_overflow): New.
8430 * tree.h (fold_unary_ignore_overflow): Declare.
8431 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8432 * tree-ssa-sccvn.c (visit_reference_op_load,
8433 simplify_unary_expression): Likewise.
8435 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8437 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8438 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8439 regardless of their type.
8440 * c-common.c (handle_packed_attribute): Don't ignore packed on
8442 * c.opt (Wpacked-bitfield-compat): New warning option.
8443 * stor-layout.c (place_field): Warn if offset of a field changed.
8444 * doc/extend.texi (packed): Mention the ABI change.
8445 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8446 (Warning Options): Add it to the list.
8448 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8450 * c-opts.c (c_common_post_options): Fix a typo in comments.
8452 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8455 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8456 variables to static.
8457 * doc/invoke.texi (-fmerge-all-constants): Update description.
8459 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8462 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8463 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8465 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8467 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8469 (LOCAL_ALIGNMENT): Similarly.
8471 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8472 Joseph Myers <joseph@codesourcery.com>
8474 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8475 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8476 * config/arm/arm-tune.md: Regenerate.
8477 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8480 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8482 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8483 version number to five.
8485 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8488 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8489 * c-common.c (set_underlying_type): Likewise.
8490 (is_typedef_decl ): Likewise
8492 (set_underlying_type): Likewise.
8493 (is_typedef_type): Likewise.
8495 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8498 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8501 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8504 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8505 (LIBGCC_SPEC): Don't define.
8506 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8508 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8510 PR rtl-optimization/38879
8511 * alias.c (base_alias_check): Unaligned access via AND address can
8512 alias all surrounding object types except those with sizes equal
8513 or wider than the size of unaligned access.
8515 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8518 * c-decl.c (clone_underlying_type): Move this ...
8519 * c-common.c (set_underlying_type): ... here.
8520 Also, make sure the function properly sets TYPE_STUB_DECL() on
8521 the newly created typedef variant type.
8522 (is_typedef_decl ): New entry point.
8523 * tree.h: Added a new member member_types_needing_access_check to
8524 struct tree_decl_non_common.
8525 (set_underlying_type): New entry point.
8526 (is_typedef_type): Likewise.
8528 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8530 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8531 Check whether two instructions have memory references that
8532 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8533 are helper functions for traversing.
8534 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8535 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8536 not to draw dependency edge for instructions with non-conflicting
8539 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8542 * longlong.h: Update copyright years. Use soft-fp license notice.
8543 Sync __clz_tab declaration with glibc.
8545 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8548 * doc/extend.texi (syscall_linkage): New.
8549 (version_id): Modify.
8551 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8552 Richard Guenther <rguenther@suse.de>
8554 PR tree-optimization/38747
8555 PR tree-optimization/38748
8556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8557 conversion if the base address is an indirect reference and the
8558 aliasing sets could cause issues.
8560 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8562 * common.opt (fgraphite, fgraphite-identity): Add comment for
8563 explaining why these options are not documented.
8565 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8567 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8568 gimple_call_lhs is NULL.
8570 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8573 * emit-rtl.c (adjust_address_1): Make sure memref is never
8576 2009-01-20 Ben Elliston <bje@au.ibm.com>
8578 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8579 const qualifier from arg parameter. Remove unnecessary cast to char *.
8580 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8581 const qualifier from arg 2.
8583 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8585 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8587 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8590 * rtl.h (reinit_regs): New prototype.
8591 * regclass.c: Include ira.h.
8593 * Makefile.in (regclass.o): Add ira.h.
8594 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8596 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8599 * c-common.c (handle_aligned_attribute): Use
8600 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8601 default alignment value.
8603 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8605 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8606 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8608 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8609 __BIGGEST_ALIGNMENT__.
8611 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8613 2009-01-18 Richard Guenther <rguenther@suse.de>
8615 PR tree-optimization/38819
8616 * tree-flow.h (operation_could_trap_helper_p): Declare.
8617 * tree-eh.c (operation_could_trap_helper_p): Export.
8618 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8619 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8620 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8621 are about to insert a possibly trapping instruction and fail
8624 2009-01-18 Andreas Schwab <schwab@suse.de>
8626 * doc/install.texi (Configuration): Remove obsolete paragraph
8627 about use of --with-gnu-ld with --with-gnu-as.
8629 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8631 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8632 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8633 Follow spelling conventions.
8635 2009-01-18 Ben Elliston <bje@au.ibm.com>
8637 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8638 C++ warning about implicit conversion from void * to struct
8640 (bitmap_obstack_free): Likewise for bitmap_element *.
8641 * Makefile.in (bitmap.o-warn): Remove.
8643 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8645 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8647 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8648 Tobias Grosser <tobi.grosser@amd.com>
8650 * graphite.c (graphite_trans_scop_block): Do not block single
8653 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8655 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8656 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8657 test with assertion.
8659 2009-01-16 Richard Guenther <rguenther@suse.de>
8661 PR tree-optimization/38835
8663 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8664 and INT + PTR -> (INT)(PTR p+ INT) folding.
8665 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8667 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8670 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8671 the subreg from a lowpart subreg if it is also casting the value.
8673 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8674 Tobias Grosser <tobi.grosser@amd.com>
8676 * graphite.c (compare_prefix_loops): New.
8677 (build_scop_canonical_schedules): Rewritten.
8678 (graphite_transform_loops): Move build_scop_canonical_schedules
8679 after build_scop_iteration_domain.
8681 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8682 Tobias Grosser <tobi.grosser@amd.com>
8684 * graphite.c (add_conditions_to_domain): Add the loops to
8685 the dimension of the iteration domain. Do copy the domain
8686 only when it exists.
8687 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8688 (add_conditions_to_constraints): New.
8689 (can_generate_code_stmt, can_generate_code): Removed.
8690 (gloog): Do not call can_generate_code.
8691 (graphite_transform_loops): Call add_conditions_to_constraints
8692 after building the iteration domain.
8694 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8696 PR tree-optimization/38789
8697 * tree-ssa-threadedge.c
8698 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8699 __builtin_constant_p.
8701 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8703 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8704 examined before deleting them.
8706 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8708 * function.c (aggregate_value_p): Correctly extract the function
8709 type from CALL_EXPR_FN lookup.
8711 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8713 * config/picochip/picochip.c (picochip_override_options): Revert
8714 CFI asm flag disable commited previously.
8716 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8717 Tobias Grosser <tobi.grosser@amd.com>
8718 Jan Sjodin <jan.sjodin@amd.com>
8720 * graphite.c (scan_tree_for_params): On substractions negate
8721 all the coefficients of the term.
8722 (clast_to_gcc_expression_red): New. Handle reduction expressions
8723 of more than two operands.
8724 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8725 (get_vdef_before_scop): Handle also the case of default definitions.
8727 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8729 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8730 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8731 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8733 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8734 Joey Ye <joey.ye@intel.com>
8737 * cfgexpand.c (expand_stack_alignment): Don't update stack
8738 boundary nor check incoming stack boundary here.
8739 (gimple_expand_cfg): Update stack boundary and check incoming
8740 stack boundary here.
8742 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8744 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8746 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8748 PR rtl-optimization/38245
8749 * calls.c (expand_call): Add stack arguments to
8750 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8751 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8752 in regs and partially in memory or BLKmode arguments.
8753 (emit_library_call_value_1): Add stack arguments to
8754 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8755 ACCUMULATE_OUTGOING_ARGS).
8756 * dce.c: Include tm_p.h.
8757 (find_call_stack_args): New function.
8758 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8760 (mark_insn): Call find_call_stack_args for CALL_Ps.
8761 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8762 forwards. Allocate and free arg_stores bitmap if needed, pass it
8763 down to deletable_insn_p, don't mark stores set in arg_stores
8764 bitmap, clear the bitmap at the beginning of each bb.
8765 * Makefile.in (dce.o): Depend on $(TM_P_H).
8767 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8770 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8771 to make sure the insn is a conditional test (bug 22599). Reformat a
8774 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8777 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8778 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8779 (gloog): Do not call cleanup_tree_cfg.
8780 (graphite_transform_loops): Call cleanup_tree_cfg after all
8781 scops have been code generated.
8783 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8784 * doc/gty.texi (Invoking the garbage collector): Added new node
8785 and section documenting ggc_collect.
8787 2009-01-14 Richard Guenther <rguenther@suse.de>
8789 PR tree-optimization/38826
8791 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8792 initialization notes only if we actually emitted a warning.
8793 (intra_create_variable_infos): Add constraints for a result decl
8794 that is passed by hidden reference.
8795 (build_pred_graph): Mark all related variables non-direct on
8798 2009-01-14 Nick Clifton <nickc@redhat.com>
8800 * ira-conflicts.c: Include addresses.h for the definition of
8802 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8803 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8805 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8808 * Makefile.in (ira-lives.o): Add except.h.
8810 * ira-lives.c: Include except.h.
8811 (process_bb_node_lives): Process can_throw_internal.
8813 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8815 PR rtl-optimization/38774
8816 * combine.c (simplify_set): When undoing cc_use change, don't do
8817 PUT_CODE on the newly created comparison, but instead put back the
8820 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8822 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8823 values. Remove duplicate arm8 entry.
8825 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8827 PR tree-optimization/38786
8828 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8829 the SSA_NAME case of expand_scalar_variables_expr.
8830 Set the type of an expression to the type of its assign statement.
8831 (expand_scalar_variables_expr): Also gather the scalar computation
8832 used to index the memory access. Do not pass loop_p.
8833 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8834 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8835 the gimple_stmt_iterator where it inserts new code.
8837 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8838 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8840 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8842 * graphite.h (debug_value): Removed.
8843 * graphite.c (debug_value): Removed.
8845 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8847 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8848 ldrd/strd with two 32-bit instructions.
8850 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8852 * config/arm/arm.c (struct processors): Pass for speed down into
8853 cost helper functions.
8854 (const_ok_for_op): Handle COMPARE and inequality nodes.
8855 (arm_rtx_costs_1): Rewrite.
8856 (arm_size_rtx_costs): Update prototype.
8857 (arm_rtx_costs): Pass speed down to helper functions.
8858 (arm_slowmul_rtx_costs): Rework cost calculations.
8859 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8860 (arm_9e_rtx_costs): Likewise.
8862 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8864 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8865 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8866 (alpha_legitimize_address): Do not split local symbols wider than
8867 UNITS_PER_WORD into HIGH/LO_SUM parts.
8869 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8872 * gcc.c (process_command): Replace call to execvp with calls
8873 to pex_one and exit.
8875 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8878 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8879 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8880 variant for devices with 3-byte PC.
8881 (__tablejump_elpm__): New.
8883 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8886 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8887 offsetof member-designator, handle it as `[0].'.
8889 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8891 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8892 function when not using named sections on targets with named sections
8893 if branch distance is less than 262132.
8895 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8897 * combine.c (combine_instructions): Recompute
8898 optimize_this_for_speed_p for each BB in the main combine loop.
8900 2009-01-12 Tomas Bily <tbily@suse.cz>
8903 * tree-loop-distribution.c (prop_phis): New function.
8904 (generate_builtin): Call prop_phis.
8905 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8907 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8909 PR tree-optimization/38807
8910 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8911 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8913 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8915 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8916 subreg of op0 to the original op0.
8918 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8920 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8922 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8925 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8926 starting with digits.
8928 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8931 * config/arm/arm.c (arm_is_long_call_p): Don't call
8932 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8934 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8936 * regrename.c (regrename_optimize): Fix dumping.
8937 (find_oldest_value_reg): Preserve REG_POINTER.
8938 (copy_hardreg_forward_1): Likewise.
8940 2009-01-09 Diego Novillo <dnovillo@google.com>
8942 * gimple.h (struct gimple_statement_base) <uid>: Document
8943 the restrictions on its use.
8945 (gimple_set_uid): Tidy.
8947 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8949 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8950 zero guard even if align_bytes != 0 and count is smaller than
8953 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8955 PR rtl-optimization/38495
8956 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8957 (add_range_and_copies_from_move_list): Print all added ranges.
8958 Add ranges to memory optimized destination.
8960 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8964 * config/i386/i386.c (override_options): Reject
8965 -mstringop-strategy=rep_8byte with -m32.
8966 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8967 to 1. Do count comparison against epilogue_size_needed at compile
8968 time even when count_exp was constant forced into register. For
8969 size_needed don't jump to epilogue, instead just avoid aligning
8970 and invoke the body algorithm. If need_zero_guard, add zero guard
8971 even if count is non-zero, but smaller than size_needed + number of
8972 bytes that could be stored for alignment.
8973 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8974 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8975 but smaller than size_needed + number of bytes that could be stored
8976 for alignment. Compare size_needed with epilogue_size_needed instead
8977 of desired_align - align, don't adjust size_needed, pass
8978 epilogue_size_needed to the epilogue expanders.
8981 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8983 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8985 * pa.c (last_address): Change to unsigned.
8986 (update_total_code_bytes): Change argument to unsigned. Don't
8987 check if insn addresses are set.
8988 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8989 addresses are not set.
8990 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8992 2009-01-09 Nick Clifton <nickc@redhat.com>
8994 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8995 DECL_DECLARED_INLINE_P.
8997 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9000 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9001 GET_MODE (op0) in operand_subword_force calls.
9004 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9005 fold_convert arg0 operands to TREE_TYPE (op0) first.
9007 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9009 * params.def (ira-max-conflict-table-size): Decrease default value
9012 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9014 PR tree-optimization/37031
9015 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9017 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9018 allocate it using gc instead of heap, use VEC_quick_push instead of
9020 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9021 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9022 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9023 allocated vector from heap allocated.
9024 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9025 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9026 vector only after perfect_loop_nest_depth call.
9028 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9029 Jan Sjodin <jan.sjodin@amd.com>
9031 PR tree-optimization/38559
9032 * graphite.c (debug_value, copy_constraint,
9033 swap_constraint_variables, scale_constraint_variable, ): New.
9034 (get_lower_bound, get_upper_bound): Removed.
9035 (graphite_trans_bb_strip_mine): Clean up this code that works
9036 only for constant number of iterations. Fully copy upper and
9037 lower bound constraints, not only the constant part of them.
9038 * graphite.h (debug_value): Declared.
9040 2009-01-08 Ira Rosen <irar@il.ibm.com>
9042 PR tree-optimization/37194
9043 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9044 Don't add the cost of cost model guard in prologue to scalar
9045 outside cost in case of known number of iterations.
9047 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9048 Alan Modra <amodra@bigpond.net.au>
9050 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9051 non-word-aligned REG+CONST addressing.
9053 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9056 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9057 free_after_compilation when outputting a thunk.
9058 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9059 Do not call free_after_compilation here.
9061 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9063 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9064 (ix86_valid_target_attribute_inner_p): Ditto.
9066 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9068 PR tree-optimization/38492
9069 PR tree-optimization/38498
9070 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9071 * tree-chrec.h (scev_is_linear_expression): Declared.
9072 * graphite.c (graphite_cannot_represent_loop_niter): New.
9073 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9074 (graphite_loop_normal_form): Use gcc_assert.
9075 (scan_tree_for_params): Use CASE_CONVERT.
9076 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9077 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9078 Use gcc_assert. Discard scops that contain unhandled cases.
9079 (build_scop_conditions): Return a boolean status for unhandled cases.
9080 (strip_mine_profitable_p): Print the loop number, not its depth.
9081 (is_interchange_valid): Pass the depth of the loop nest, don't
9082 recompute it wrongly.
9083 (graphite_trans_bb_block): Same.
9084 (graphite_trans_bb_block): Print tentative of loop blocking.
9085 (graphite_trans_scop_block): Do not print that the loop has been
9087 (graphite_transform_loops): Do not handle scops that contain condition
9090 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9092 AVX Programming Reference (December, 2008)
9093 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9094 (_mm256_stream_pd): Likewise.
9095 (_mm256_stream_ps): Likewise.
9097 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9098 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9099 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9100 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9101 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9102 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9103 (ix86_expand_special_args_builtin): Likewise.
9105 * config/i386/sse.md (AVXMODEDI): New.
9106 (avx_movnt<mode>): Likewise.
9107 (avx_movnt<mode>): Likewise.
9108 (<sse>_movnt<mode>): Remove AVX support.
9109 (sse2_movntv2di): Likewise.
9111 2009-01-07 Richard Guenther <rguenther@suse.de>
9114 * fold-const.c (extract_muldiv): Remove obsolete comment.
9115 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9116 to PLUS_EXPR canonicalization for the canonicalization.
9118 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9120 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9121 hosted cross-compilers generating less efficient code.
9123 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9125 * function.h (rtl_data): Add a dbr_scheduled_p field.
9126 * reorg.c (dbr_schedule): Set it.
9127 (gate_handle_delay_slots): Check it.
9128 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9129 (mips_reorg): Check flag_delayed_branch instead of
9130 mips_base_delayed_branch.
9131 (mips_override_options): Don't set mips_base_delayed_branch
9132 or flag_delayed_branch.
9134 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9136 PR rtl-optimization/38426.
9137 * ira.c (ira): Set current_function_is_leaf earlier.
9139 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9141 PR rtl-optimization/38722
9142 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9143 too early, only set a flag and modify after last possible
9146 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9149 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9150 * real.c (decimal_single_format): Correct values of emin and emax.
9151 (decimal_double_format): Ditto.
9152 (decimal_quad_format): Ditto.
9153 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9154 computation of DECnn_MIN and DECnn_MAX for corrected values of
9155 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9156 __DECnn_MIN__, and adjust its computation for the corrected value
9159 2009-01-06 Jan Hubicka <jh@suse.cz>
9162 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9164 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9166 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9167 Add Robert Clark to the list of testers.
9169 2009-01-06 Jan Hubicka <jh@suse.cz>
9170 Kai Tietz <kai.tietz@onevision.com>
9172 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9173 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9175 2009-01-06 Jan Hubicka <jh@suse.cz>
9176 Kai Tietz <kai.tietz@onevision.com>
9178 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9180 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9181 (ix86_nsaved_regs): Count only general purpose regs.
9182 (ix86_nsaved_sseregs): New.
9183 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9184 to 16 for w64; compute padding and size of sse reg save area.
9185 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9186 general purpose regs.
9187 (ix86_emit_save_sse_regs_using_mov): New.
9188 (ix86_expand_prologue): Save SSE regs if needed.
9189 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9190 (ix86_emit_restore_sse_regs_using_mov): New.
9191 (ix86_expand_epilogue): Save SSE regs if needed.
9193 2009-01-06 Jan Hubicka <jh@suse.cz>
9194 Kai Tietz <kai.tietz@onevision.com>
9196 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9197 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9198 functions when accumulate outgoing args is off.
9200 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9203 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9204 before using pseudos_have_intersected_live_ranges_p.
9206 * ira-int.h (ira_assert): Always define.
9208 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9210 AVX Programming Reference (December, 2008)
9211 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9212 (_mm256_permute2_pd): Likewise.
9213 (_mm_permute2_ps): Likewise.
9214 (_mm256_permute2_ps): Likewise.
9215 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9216 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9218 * config/i386/i386.c (ix86_builtins): Remove
9219 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9220 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9221 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9222 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9223 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9224 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9225 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9226 __builtin_ia32_vpermil2ps256.
9227 (ix86_init_mmx_sse_builtins): Updated.
9228 (ix86_expand_args_builtin): Likewise.
9230 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9232 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9233 long absolute calls when generating PA 2.0 code.
9235 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9237 PR rtl-optimization/38583
9238 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9240 * params.def (ira-max-conflict-table-size): New.
9242 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9244 * ira.h (ira_conflicts_p): New external definition.
9246 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9247 table. Report this. Return result of building.
9248 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9249 building conflict table.
9251 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9252 (ira_color): Use ira_conflicts_p.
9254 * global.c: Include ira.h.
9255 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9258 * Makefile.in (global.o): Add ira.h.
9260 * ira-build.c (mark_all_loops_for_removal,
9261 propagate_some_info_from_allocno): New.
9262 (remove_unnecessary_allocnos): Call
9263 propagate_some_info_from_allocno.
9264 (remove_low_level_allocnos): New.
9265 (remove_unnecessary_regions): Add parameter. Call
9266 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9267 parameter to remove_unnecessary_regions.
9268 (ira_build): Remove all regions but root if the conflict table was
9269 not built. Update conflict hard regs for allocnos crossing calls.
9271 * ira.c (ira_conflicts_p): New global.
9272 (ira): Define and use ira_conflicts_p.
9274 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9275 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9276 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9278 2009-01-06 Ben Elliston <bje@au.ibm.com>
9280 * gengtype-lex.l (YY_NO_INPUT): Define.
9282 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9285 * c-common.c (handle_vector_size_attribute): Also reject
9288 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9290 PR tree-optimization/38492
9291 * graphite.c (rename_map_elt, debug_rename_elt,
9292 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9293 rename_map_elt_info, eq_rename_map_elts,
9294 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9295 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9296 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9297 (sese_build_livein_liveouts): New.
9298 (new_sese, free_sese): New.
9299 (new_scop): Call new_sese.
9300 (free_scop): Call free_sese.
9301 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9302 (register_old_new_names): Renamed register_old_and_new_names.
9303 (register_scop_liveout_renames, add_loop_exit_phis,
9304 insert_loop_close_phis, struct igp,
9305 default_liveout_before_guard, add_guard_exit_phis,
9306 insert_guard_phis, copy_renames): New.
9307 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9308 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9309 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9310 (scop_adjust_phis_for_liveouts): New.
9311 (gloog): Call scop_adjust_phis_for_liveouts.
9313 * graphite.h (struct sese): Documented. Added fields liveout,
9315 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9316 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9317 (struct scop): Added field liveout_renames.
9318 (SCOP_LIVEOUT_RENAMES): New.
9320 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9322 PR tree-optimization/38510
9323 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9324 (translate_clast): Call recompute_all_dominators before
9326 (gloog): Call recompute_all_dominators before graphite_verify.
9328 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9329 Jan Sjodin <jan.sjodin@amd.com>
9331 PR tree-optimization/38500
9332 * graphite.c (create_sese_edges): Call fix_loop_structure after
9335 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9337 * config.gcc: Add m32r*-*-rtems*.
9338 * config/m32r/rtems.h: New file.
9340 2009-01-05 Ben Elliston <bje@au.ibm.com>
9342 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9343 (.po.pox): Likewise.
9344 (po/gcc.pot): Likewise.
9346 2009-01-04 David S. Miller <davem@davemloft.net>
9348 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9349 (STARTING_FRAME_OFFSET): Always set to zero.
9351 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9353 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9354 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9355 fixed-point types, and vectors of the same.
9357 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9359 * config/mips/sync.md (*mb_barrier): Rename to...
9360 (*memory_barrier): ...this.
9362 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9364 * doc/extend.texi (Function Attributes): Move @cindex after @item
9365 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9366 and put in alphabetical order. Fix 'target' name and put in order.
9367 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9370 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9372 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9373 (memory_barrier): Expand as unspec instead of unspec_volatile.
9374 Remove mem:BLK from insn operands. Use Pmode scratch register.
9375 (*memory_barrier): Define as unspec instead of unspec_volatile.
9376 Use (match_dup 0) as input operand.
9378 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9379 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9380 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9381 scratch register. Remove operand 1.
9382 (*stbar): Define as unspec instead of unspec_volatile.
9383 Use (match_dup 0) as input operand, remove (const_int 8).
9384 (*membar): Define as unspec instead of unspec_volatile.
9385 Use (match_dup 0) as input operand, remove input operand 2.
9387 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9388 (memory_barrier): Expand as unspec instead of unspec_volatile.
9389 Remove mem:BLK from insn operands. Use Pmode scratch register.
9390 (*memory_barrier): Define as unspec instead of unspec_volatile.
9391 Use (match_dup 0) as input operand.
9393 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9394 Remove mem:BLK from insn operands. Use Pmode scratch register.
9395 Set volatile flag on operand 0.
9396 (*memory_barrier): New insn pattern.
9398 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9400 (*memory_barrier): Use (match_dup 0) as input operand.
9402 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9403 Remove mem:BLK from insn operands. Use Pmode scratch register.
9404 Set volatile flag on operand 0.
9405 (*mb_internal): New insn pattern.
9407 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9409 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9412 * function.c (struct temp_slot): Move to the section of the file
9413 that deals with temp slots. Remove field 'address'.
9414 (temp_slot_address_table): New hash table of address -> temp slot.
9415 (struct temp_slot_address_entry): New struct, items for the table.
9416 (temp_slot_address_compute_hash, temp_slot_address_hash,
9417 temp_slot_address_eq, insert_temp_slot_address): Support functions
9419 (find_temp_slot_from_address): Rewrite to use the new hash table.
9420 (remove_unused_temp_slot_addresses): Remove addresses of temp
9421 slots that have been made available.
9422 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9423 worker function for remove_unused_temp_slot_addresses.
9424 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9425 Add the temp slot address to the address -> temp slot map.
9426 (update_temp_slot_address): Update via insert_temp_slot_address.
9427 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9428 (pop_temp_slots): Likewise.
9429 (init_temp_slots): Allocate the address -> temp slot map, or empty
9430 the map if it is already allocated.
9431 (prepare_function_start): Initialize temp slot processing.
9433 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9436 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9437 Calculate the size of all stack vars assuming no packing of stack
9438 vars will happen, replacing a quadratic algorithm with a linear one.
9440 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9443 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9446 2009-01-03 Diego Novillo <dnovillo@google.com>
9448 * doc/contrib.texi: Update contributions.
9450 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9453 * builtins.c (fold_builtin_memory_op): Give up if either operand
9454 is volatile. Set srctype or desttype to non-qualified version
9458 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9461 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9463 PR rtl-optimization/35805
9464 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9465 problem if fast dce is able to remove any instructions.
9466 * dce.c (dce_process_block): Fix dump message.
9468 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9471 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9473 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9476 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9477 * tree-pretty-print.c (op_code_prio): New function.
9478 (op_prio): No longer static. Use op_code_prio.
9479 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9480 Use op_prio and op_code_prio to determine if () should be
9481 printed around operand(s) or not.
9483 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9484 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9485 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9486 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9487 pp_character instead of pp_string for single letter printing.
9489 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9491 * doc/extend.texi: Fix '#pragma GCC option' typo.
9493 2009-01-02 Richard Guenther <rguenther@suse.de>
9495 * doc/install.texi (--enable-checking): Mention different
9497 (--enable-stage1-checking): Document.
9499 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9502 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9503 case to be an error.
9505 2009-01-02 Ben Elliston <bje@au.ibm.com>
9507 * config/fp-bit.h (pack_d): Constify argument.
9508 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9509 (isnan): Constify argument.
9513 (_fpadd_parts): Constify return type.
9514 (_fpmul_parts): Likewise.
9515 (_fpdiv_parts): Likewise.
9517 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9520 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9521 warn about overwriting initializer with side-effects or
9522 -Woverride-init if !IMPLICIT.
9523 (output_init_element): Likewise. Pass IMPLICIT down to
9525 (process_init_element): Add IMPLICIT argument. Pass it down
9526 to output_init_element.
9527 (push_init_element, pop_init_level, set_designator): Adjust
9528 process_init_element callers.
9529 (set_nonincremental_init, set_nonincremental_init_from_string):
9530 Adjust add_pending_init callers.
9531 (output_pending_init_elements): Adjust output_init_element callers.
9532 * c-tree.h (process_init_element): Adjust prototype.
9533 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9534 process_init_element callers.
9537 Copyright (C) 2009 Free Software Foundation, Inc.
9539 Copying and distribution of this file, with or without modification,
9540 are permitted in any medium without royalty provided the copyright
9541 notice and this notice are preserved.