1 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
3 block if there are complex incoming edges.
4 (sel_merge_blocks): Remove useless assert.
5 (sel_redirect_edge_and_branch): Check that edge was redirected.
6 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7 (sel_find_rgns): Delete declaration.
8 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9 the region when it is not a preheader.
11 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
14 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16 2009-04-28 Richard Guenther <rguenther@suse.de>
18 * tree.h (SSA_NAME_VALUE): Remove.
19 (struct tree_ssa_name): Remove value_handle member.
20 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21 array for jump threading.
22 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
25 * tree-flow.h (threadedge_initialize_values): Declare.
26 (threadedge_finalize_values): Likewise.
27 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
28 (SSA_NAME_VALUE): Define.
29 (threadedge_initialize_values): New function.
30 (threadedge_finalize_values): Likewise.
31 * tree-ssa-dom.c (ssa_name_values): New global variable.
32 (SSA_NAME_VALUE): Define.
33 (tree_ssa_dominator_optimize): Initialize/free the value-handle
36 2009-04-28 Ira Rosen <irar@il.ibm.com>
38 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
39 Use REPORT_VECTORIZED_LOCATIONS instead
40 REPORT_VECTORIZED_LOOPS.
41 * tree-vectorizer.c (vect_verbosity_level): Make static.
42 (vect_loop_location): Rename to vect_location.
43 (vect_set_verbosity_level): Update comment.
44 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
46 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
47 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
48 instead REPORT_UNVECTORIZED_LOOPS.
49 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
50 vect_loop_def to vect_external_def and vect_internal_def.
51 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
52 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
53 REPORT_UNVECTORIZED_LOCATIONS.
54 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
55 and vect_used_in_loop and to vect_unused_in_scope and
57 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
58 (vect_verbosity_level): Remove declaration.
59 (vect_analyze_operations): Likewise.
60 (vect_analyze_stmt): Declare.
61 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
62 REPORT_UNVECTORIZED_LOCATIONS.
63 (vect_get_loop_niters): Fix indentation.
64 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
65 (vect_analyze_loop_operations): New function.
66 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
67 vect_analyze_operations.
68 (vect_is_simple_reduction): Use new names.
69 (vectorizable_live_operation, vect_transform_loop): Likewise.
70 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
71 specify whether the data references can be a part of interleaving chain.
72 (vect_analyze_data_ref_dependence): Use new names.
73 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
74 (vect_create_addr_base_for_vector_ref): Remove redundant code.
75 * tree-vect-patterns.c (widened_name_p): Use new names.
76 (vect_recog_dot_prod_pattern): Likewise.
77 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
78 (process_use, vect_mark_stmts_to_be_vectorized,
79 vect_model_simple_cost, vect_model_store_cost,
80 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
81 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
82 vectorizable_operation, vectorizable_type_demotion,
83 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
84 vectorizable_condition): Likewise.
85 (vect_analyze_operations): Split into vect_analyze_loop_operations
87 (vect_analyze_stmt): ... new function.
88 (new_stmt_vec_info): Use new names.
89 (vect_is_simple_use): Use new names and fix comment.
90 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
91 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
93 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
97 and integer modes for x87 operands. Do not ICE for unsupported size,
98 generate error instead. Generate error for unsupported operand types.
99 ['z']: Do not handle HImode memory operands specially. Warning
100 for floating-point operands. Fallthru to 'Z' for unsupported operand
101 types. Do not ICE for unsupported size, generate error instead.
102 (output_387_binary_op): Use %Z to output operands.
103 (output_fp_compare): Ditto.
104 (output_387_reg_move): Ditto.
106 2009-04-28 Ben Elliston <bje@au.ibm.com>
111 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
113 * builtins.c (c_strlen): Do not warn here.
114 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
115 * c-common.c (pointer_int_sum): Take an explicit location.
116 Warn about offsets out of bounds.
117 * c-common.h (pointer_int_sum): Adjust declaration.
119 2009-04-27 Ian Lance Taylor <iant@google.com>
121 * collect2.c (is_ctor_dtor): Change type of ret field in struct
123 * dce.c (run_fast_df_dce): Change type of old_flags to int.
124 * df-core.c (df_set_flags): Change return type to int. Change
125 type of old_flags to int.
126 (df_clear_flags): Likewise.
127 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
128 (df_get_conditional_uses): Likewise.
129 * df.h (df_set_flags, df_clear_flags): Update declarations.
130 * dwarf2out.c (struct indirect_string_node): Change type of form
131 field to enum dwarf_form.
132 (AT_string_form): Change return type to enum dwarf_form.
133 * fixed-value.c (fixed_compare): Add cast to enum type.
134 * fwprop.c (update_df): Change 0 to VOIDmode.
135 * gensupport.c: Change 0 to UNKNOWN.
136 * gimple.h (gimple_cond_code): Add cast to enum type.
137 * haifa-sched.c (reemit_notes): Add cast to enum type.
138 * hooks.c (hook_int_void_no_regs): Remove function.
139 * hooks.h (hook_int_void_no_regs): Remove declaration.
140 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
141 * predict.c (combine_predictions_for_insn): Add casts to enum type.
142 * real.c (real_arithmetic): Add cast to enum type.
143 (real_compare): Likewise.
144 * target.h (struct gcc_target): Change return type of
145 branch_target_register_class to enum reg_class.
146 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
147 default_branch_target_register_class.
148 * targhooks.c (default_branch_target_register_class): New function.
149 * targhooks.h (default_branch_target_register_class): Declare.
150 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
151 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
153 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
155 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
156 vect_uninitialized_def. Change 0 to ERROR_MARK.
157 * tree-vect-stmts.c (supportable_widening_operation): Don't
158 initialize icode1 and icode2.
159 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
160 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
162 (cmn_err_flag_specs): Change 0 to STD_C89.
163 (cmn_err_char_table): Likewise.
164 * config/arm/arm.c (get_arm_condition_code): Change type of code
165 to enum arm_cond_code.
166 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
167 (IWMMXT_BUILTIN2): Likewise.
168 (neon_builtin_type_bits): Don't define typedef.
169 (neon_builtin_datum): Change type of bits field to int.
170 (arm_expand_neon_args): Add cast to enum type.
171 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
173 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
175 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
177 * config/mips/mips.md (jal_macro): Return enum constant.
178 (single_insn): Likewise.
179 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
181 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
183 * config/s390/s390.c (s390_tune_flags): Change type to int.
184 (s390_arch_flags): Likewise.
185 (s390_handle_arch_option): Change flags field of struct pta to int.
186 * config/s390/s390.h (s390_tune_flags): Update declaration.
187 (s390_arch_flags): Likewise.
188 * config/sh/sh.c (prepare_move_operands): Compare
189 tls_symbolic_operand result with enum constant.
190 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
191 (sh_expand_prologue): Add cast to enum type.
192 (sh_expand_epilogue): Likewise.
193 (tls_symbolic_operand): Change return type to enum tls_model.
194 (fpscr_set_from_mem): Add cast to enum type.
195 (legitimize_pic_address): Compare tls_symbolic_operand result with
197 (sh_target_reg_class): Change return type to enum reg_class.
198 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
200 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
201 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
202 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
203 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
204 (delayed_branch, tls_call_delay): Likewise.
205 (eligible_for_sibcall_delay): Likewise.
206 (eligible_for_return_delay): Likewise.
207 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
208 (spu_expand_builtin_1): Likewise.
210 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
211 for all types of conversions.
212 (output_init_element): Issue -Wc++-compat warning if needed when
213 initializing a bitfield with enum type.
214 * c-parser.c (c_parser_expression): Set original_type to
215 original_type of right hand operand of comman operator.
217 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
219 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
221 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
222 * doc/cpp.texi (Standard Predefined Macros)
223 (Implementation-defined behavior): Likewise.
224 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
225 * doc/gimple.texi (GIMPLE Exception Handling)
226 (@code{GIMPLE_ASSIGN}): Likewise.
227 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
228 * doc/invoke.texi (Warning Options, Optimize Options)
229 (AVR Options, Darwin Options): Likewise.
230 (Optimize Options): Reformulate -fwhole-program description.
231 * doc/loop.texi (Lambda): Likewise.
232 * doc/md.texi (Output Template, Define Constraints)
233 (Standard Names, Insn Splitting): Likewise.
234 * doc/options.texi (Option properties): Likewise.
235 * doc/passes.texi (Tree-SSA passes): Likewise.
236 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
237 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
238 (File Names and DBX): Likewise.
239 * doc/trouble.texi (Incompatibilities): Likewise.
241 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
243 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
244 instruction is correct.
246 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
248 Allow non-constant arguments to conversion intrinsics.
249 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
250 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
251 * spu.c (print_operand): Handle 'v' and 'w'.
252 (exp2_immediate_p, spu_gen_exp2): Define.
253 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
254 spu_convtf_1): Update parameter descriptions.
255 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
256 * constraints.md ('v', 'w'): New.
257 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
259 (i2f, I2F): New define_mode_attr.
260 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
261 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
262 fixuns_truncv4sfv4si2): Update to use mode attribute.
263 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
264 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
265 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
266 patterns for combine.
268 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
270 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
271 (cprop, hoist, pre, store_motion): New debug counters.
272 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
273 is not an RTL pass anymore.
274 (pass_profiling): Remove extern decl for pass removed in 2005.
275 (pass_gcse, pass_jump_bypass): Remove.
276 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
277 to 0 for clean state.
278 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
279 * cse.c (gate_handle_cse_after_global_opts,
280 rest_of_handle_cse_after_global_opts): New functions.
281 (pass_cse_after_global_opts): New pass, does local CSE.
282 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
283 (TV_CPROP): New timevar.
284 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
285 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
286 (gcse_main, recompute_all_luids): Remove.
287 (compute_hash_table_work): Call max_reg_num instead of reading
289 (cprop_jump): Don't set run_jump_opt_after_gcse.
290 (constprop_register): Always allow to alter jumps.
291 (cprop_insn): Likewise.
292 (do_local_cprop): Likewise.
293 (local_cprop_pass): Likewise. Return non-zero if something changed.
294 (cprop): Remove function, fold interesting bits into one_cprop_pass.
295 (find_implicit_sets): Add note about missed optimization opportunity.
296 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
297 pass_rtl_cprop execute function.
298 Don't bother tracking the pass number, each pass gets its own dumpfile
300 Always allow to alter jumpsand bypass jumps.
301 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
302 will just find no suitable set.
303 (pre_edge_insert): Fix dumping, this function is for PRE only.
304 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
305 pass_rtl_pre execute function.
306 (hoist_code): Return non-zero if something changed. Keep track of
307 substitutions and insertions for statistics gathering similar to PRE.
308 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
309 called from the pass_rtl_hoist execute function. Show pass statistics.
310 (compute_store_table): Use max_reg_num directly instead of using the
311 formerly global max_gcse_regno.
312 (build_store_vectors): Likewise.
313 (replace_store_insn): Fix dumping.
314 (store_motion): Rename to ...
315 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
316 pass, called from the pass_rtl_store_motion execute function. Keep
317 track of substitutions and insertions for statistics gathering similar
319 (bypass_jumps): Remove, fold interesting bits into ...
320 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
321 from the pass_rtl_cprop execute function.
322 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
323 pass_jump_bypass): Remove.
324 (gate_handle_gcse, rest_of_handle_gcse): Remove.
325 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
326 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
327 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
328 (gate_rtl_store_motion, execute_rtl_store_motion,
329 pass_rtl_store_motion): New.
330 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
331 make it clear that -fcse-skip-blocks is a no-op for backward compat.
332 * passes.c (init_optimization_passes): Remove pass_gcse and
333 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
334 and cse_after_global_opts in place of pass_gcse. Schedule cprop
335 instead of pass_jump_bypass.
337 2009-04-27 Richard Guenther <rguenther@suse.de>
340 * gimplify.c (gimplify_expr): If we are required to create
341 a temporary make sure it ends up as register.
343 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
346 * config/i386/i386.c (construct_container): Don't call
347 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
348 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
350 2009-04-27 Michael Matz <matz@suse.de>
352 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
353 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
354 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
355 (dump_replaceable_exprs): Take a bitmap.
356 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
358 (expand_gimple_basic_block): Likewise.
359 * tree-ssa-ter.c (struct temp_expr_table_d): Make
360 replaceable_expressions member a bitmap.
361 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
362 (mark_replaceable): Likewise.
363 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
364 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
366 2009-04-27 Richard Guenther <rguenther@suse.de>
368 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
369 (verify_stmts): Dispatch to gimple/type verification code.
370 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
371 issue with call argument types.
373 2009-04-27 Michael Matz <matz@suse.de>
375 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
376 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
379 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
380 Eric Botcazou <ebotcazou@adacore.com>
382 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
383 a label's basic block.
384 (mark_target_live_regs): Tidy and rework obsolete comments.
385 Change back DF problem to LIVE. If a label starts a basic block,
386 assume that all registers that used to be live then still are.
387 (init_resource_info): If a label starts a basic block, set its
388 BLOCK_FOR_INSN accordingly.
389 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
391 2009-04-27 Richard Guenther <rguenther@suse.de>
393 * tree-flow-inline.h (function_ann): Remove.
394 (get_function_ann): Likewise.
395 * tree-dfa.c (create_function_ann): Remove.
396 * tree-flow.h (struct static_var_ann_d): Remove.
397 (struct function_ann_d): Likewise.
398 (union tree_ann_d): Remove fdecl member.
399 (function_ann_t): Remove.
400 (function_ann, get_function_ann, create_function_ann): Remove
403 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
405 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
407 2009-04-27 Jan Hubicka <jh@suse.cz>
409 * ipa-pure-const.c (struct funct_state_d): New fields
410 state_previously_known, looping_previously_known; remove
412 (analyze_function): Use new fields.
413 (propagate): Avoid assumption that state_set_in_source imply
416 * tree-ssa-loop-niter.c (finite_loop_p): New function.
417 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
418 * cfgloop.h (finite_loop_p): Declare.
420 2009-04-26 Michael Matz <matz@suse.de>
422 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
424 2009-04-26 Michael Matz <matz@suse.de>
426 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
427 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
428 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
429 pass_mark_used_blocks): Remove.
430 * tree-optimize.c (pass_free_datastructures,
431 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
432 * passes.c (init_optimization_passes): Don't call
433 pass_mark_used_blocks, remove dead code.
435 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
437 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
438 * tree-ssa-live.h (register_ssa_partition): Likewise.
440 2009-04-26 Michael Matz <matz@suse.de>
443 * builtins.c (fold_builtin_next_arg): Handle SSA names.
444 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
445 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
447 (compare_pairs): Swap cost comparison.
448 (coalesce_ssa_name): Don't use change_partition_var.
449 * tree-nrv.c (struct nrv_data): Add modified member.
450 (finalize_nrv_r): Set it.
451 (tree_nrv): Use it to update statements.
452 (pass_nrv): Require PROP_ssa.
453 * tree-mudflap.c (mf_decl_cache_locals,
454 mf_build_check_statement_for): Use make_rename_temp.
455 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
456 * alias.c (find_base_decl): Handle SSA names.
457 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
458 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
459 * rtl.h (set_reg_attrs_for_parm): Declare.
460 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
461 to "optimized", remove unused locals at finish.
462 (execute_free_datastructures): Make global, call
463 delete_tree_cfg_annotations.
464 (execute_free_cfg_annotations): Don't call
465 delete_tree_cfg_annotations.
467 * ssaexpand.h: New file.
468 * expr.c (toplevel): Include ssaexpand.h.
469 (expand_assignment): Handle SSA names the same as register variables.
470 (expand_expr_real_1): Expand SSA names.
471 * cfgexpand.c (toplevel): Include ssaexpand.h.
472 (SA): New global variable.
473 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
475 (set_rtl): New helper function.
476 (add_stack_var): Deal with SSA names, use set_rtl.
477 (expand_one_stack_var_at): Likewise.
478 (expand_one_stack_var): Deal with SSA names.
479 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
480 before unique numbers.
481 (expand_stack_vars): Use set_rtl.
482 (expand_one_var): Accept SSA names, add asserts for them, feed them
483 to above subroutines.
484 (expand_used_vars): Expand all partitions (without default defs),
485 then only the local decls (ignoring those expanded already).
486 (expand_gimple_cond): Remove edges when jumpif() expands an
488 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
489 or remove abnormal edges. Ignore insns setting the LHS of a TERed
491 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
492 members of SA; deal with PARM_DECL partitions here; expand
493 all PHI nodes, free tree datastructures and SA. Commit instructions
494 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
495 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
496 info and statements at start, collect garbage at finish.
497 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
498 (VAR_ANN_PARTITION) Remove.
499 (change_partition_var): Don't declare.
500 (partition_to_var): Always return SSA names.
501 (var_to_partition): Only accept SSA names.
502 (register_ssa_partition): Only check argument.
503 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
505 (delete_var_map): Don't free it.
506 (var_union): Only accept SSA names, simplify.
507 (partition_view_init): Mark only useful SSA names as used.
508 (partition_view_fini): Only deal with SSA names.
509 (change_partition_var): Remove.
510 (dump_var_map): Use ssa_name instead of partition_to_var member.
511 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
513 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
514 (struct _elim_graph): New member const_dests; nodes member vector of
516 (set_location_for_edge): New static helper.
517 (create_temp): Remove.
518 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
519 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
520 (new_elim_graph): Allocate const_dests member.
521 (clean_elim_graph): Truncate const_dests member.
522 (delete_elim_graph): Free const_dests member.
523 (elim_graph_size): Adapt to new type of nodes member.
524 (elim_graph_add_node): Likewise.
525 (eliminate_name): Likewise.
526 (eliminate_build): Don't take basic block argument, deal only with
527 partition numbers, not variables.
528 (get_temp_reg): New static helper.
529 (elim_create): Use it, deal with RTL temporaries instead of trees.
530 (eliminate_phi): Adjust all calls to new signature.
531 (assign_vars, replace_use_variable, replace_def_variable): Remove.
532 (rewrite_trees): Only do checking.
533 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
534 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
535 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
536 contains_tree_r, MAX_STMTS_IN_LATCH,
537 process_single_block_loop_latch, analyze_edges_for_bb,
538 perform_edge_inserts): Remove.
539 (expand_phi_nodes): New global function.
540 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
541 functions, initialize new parameter, remember partitions having a
543 (finish_out_of_ssa): New global function.
544 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
545 don't reset in_ssa_p here, don't disable TER when mudflap.
546 (pass_del_ssa): Remove.
547 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
549 (execute_free_datastructures): Declare.
550 * Makefile.in (SSAEXPAND_H): New variable.
551 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
552 * basic-block.h (commit_one_edge_insertion): Declare.
553 * passes.c (init_optimization_passes): Move pass_nrv and
554 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
555 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
556 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
557 (redirect_branch_edge): Deal with super block when expanding, split
558 out jump patching itself into ...
559 (patch_jump_insn): ... here, new static helper.
561 2009-04-26 Michael Matz <matz@suse.de>
563 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
564 beyond num_ssa_names.
565 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
566 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
568 2009-04-26 Jakub Jelinek <jakub@redhat.com>
571 * fwprop.c (forward_propagate_asm): New function.
572 (forward_propagate_and_simplify): Propagate also into __asm, if it
573 doesn't increase the number of referenced registers.
576 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
578 2009-04-26 Jakub Jelinek <jakub@redhat.com>
580 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
581 note_nonlocal_vla_type for nonlocal VLAs.
582 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
583 contains_remapped_vars, remap_vla_decls): New functions.
584 (convert_nonlocal_reference_stmt): If not optimizing, call
585 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
586 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
587 if it wasn't found in var_map.
588 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
589 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
590 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
592 * gimplify.c (nonlocal_vlas): New variable.
593 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
595 (gimplify_body): Create and destroy nonlocal_vlas.
597 * dwarf2out.c (loc_descr_plus_const): New function.
598 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
599 mem_loc_descriptor, loc_descriptor_from_tree_1,
600 descr_info_loc, gen_variable_die): Use it.
602 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
603 !TREE_STATIC VAR_DECLs.
604 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
605 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
606 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
607 DECL_BY_REFERENCE is valid.
608 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
609 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
610 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
611 Copy DECL_BY_REFERENCE.
612 (struct nesting_copy_body_data): New type.
613 (nesting_copy_decl): New function.
614 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
615 if they have variable length.
617 2009-04-26 Michael Matz <matz@suse.de>
619 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
620 mark new temporaries for renaming.
622 2009-04-26 Joseph Myers <joseph@codesourcery.com>
625 * c-decl.c (global_bindings_p): Return negative value.
626 (c_variable_size): New. Based on variable_size from
628 (grokdeclarator): Call c_variable_size not variable_size.
630 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
632 * config/i386/i386.c (print_operand) ['z']: Fix typo.
634 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
636 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
637 Redefine it to just use mingw/include.
638 (ASM_SPEC): Rules for -m32 and -m64.
639 (LINK_SPEC): Use Likewise.
640 (SPEC_32): New define.
642 (SUB_LINK_SPEC): Likewise.
643 (MULTILIB_DEFAULTS): New define.
644 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
645 Add multilib options.
646 (MULTILIB_DIRNAMES): Likewise.
647 (MULTILIB_OSDIRNAMES): Likewise.
649 (INSTALL_LIBGCC): Likewise.
651 2009-04-26 Joseph Myers <joseph@codesourcery.com>
654 * c-tree.h (enum c_inline_static_type): New.
655 (record_inline_static): Declare.
656 * c-decl.c (struct c_inline_static, c_inline_statics,
657 record_inline_static, check_inline_statics): New.
658 (pop_file_scope): Call check_inline_statics.
659 (start_decl): Call record_inline_static instead of pedwarning
660 directly for static in inline function.
661 * c-typeck.c (build_external_ref): Call record_inline_static
662 instead of pedwarning directly for static referenced in inline
665 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
667 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
668 not new but only being rescanned.
669 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
670 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
671 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
672 record_set_info, compute_set, grealloc): Remove.
673 (recompute_all_luids): New function.
674 (gcse_main): Don't compute sets, and don't do related memory
675 allocations/free-ing. If something changed before the end of the
676 pass, update LUIDs using recompute_all_luids.
677 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
678 (free_gcse_mem): Don't free it either.
679 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
680 Use the df insn LUIDs.
681 (load_killed_in_block): Likewise.
682 (compute_hash_table_work): Don't compute reg_set_in_block.
683 (compute_transp): Use DF_REG_DEF_CHAINs.
684 (local_cprop_pass): Don't use compute_sets and related functions.
685 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
686 Use get_max_uid() instead of max_cuid.
687 (insert_insn_end_basic_block, pre_insert_copy_insn,
688 update_ld_motion_stores): Don't try to
689 keep reg_set tables up to date.
690 (pre_insert_copies): Use df insn LUIDs.
691 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
692 (reg_set_info): Don't use extra bitmap argument.
693 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
694 information to compute regs_set_in_block.
695 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
696 (bypass_jumps): Don't use compute_sets and friends.
698 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
701 * opts.c (undocumented_msg): Do not leave blank even with
704 2009-04-25 Joseph Myers <joseph@codesourcery.com>
706 * c-decl.c (build_enumerator): Allow values folding to integer
707 constants but not integer constant expressions with a pedwarn if
710 2009-04-25 Joseph Myers <joseph@codesourcery.com>
713 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
714 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
715 type is an integer constant.
717 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/i386.c (print_operand) ['z']: Revert handling of
723 2009-04-25 Joseph Myers <joseph@codesourcery.com>
726 * c-decl.c (grokdeclarator): Diagnose declarations of functions
727 with variably modified return type and no storage class
728 specifiers, except for the case of nested functions. Distinguish
729 extern declarations of functions with variably modified return
730 types from those of objects with variably modified types.
732 2009-04-25 Jan Hubicka <jh@suse.cz>
734 * tree.c (list_equal_p): New function.
735 * tree.h (list_equal_p): Declare.
736 * coretypes.h (edge_def, edge, const_edge, basic_block_def
737 basic_block_def, basic_block, const_basic_block): New.
738 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
739 (redirect_eh_edge): New function.
740 (make_eh_edge_update_phi): EH edges are not abnormal.
741 * except.c: Include tree-flow.h.
742 (list_match): New function.
743 (eh_region_replaceable_by_p): New function.
744 (replace_region): New function.
745 (hash_type_list): New function.
746 (hash_eh_region): New function.
747 (eh_regions_equal_p): New function.
748 (merge_peers): New function.
749 (remove_unreachable_regions): Verify EH tree when checking;
751 (copy_eh_region_1): New function.
752 (copy_eh_region): New function.
753 (push_reachable_handler): New function.
754 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
755 regions without label but with live RESX.
756 * except.h (redirect_eh_edge_to_label): New.
757 * tree-flow.h (redirect_eh_edge): New.
758 * coretypes.h (edge_def, edge, const_edge, basic_block_def
759 basic_block_def, basic_block, const_basic_block): Remove.
760 * Makefile.in (except.o): Add dependency on tree-flow.h
761 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
762 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
765 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
768 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
769 on the destination of memcpy.
771 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
773 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
774 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
775 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
777 2009-04-25 Jan Hubicka <jh@suse.cz>
779 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
780 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
781 to be reached by different label than left.
782 (update_eh_edges): Update comment; remove edge_to_remove if possible
783 and return true if suceeded.
784 (cleanup_empty_eh): Accept sharing map; handle shared regions.
785 (cleanup_eh): Compute sharing map.
786 * except.c (remove_eh_handler_and_replace): Add argument if we should
788 (remove_unreachable_regions): Update for label sharing.
789 (label_to_region_map): Likewise.
790 (get_next_region_sharing_label): New function.
791 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
793 (remove_eh_handler): Update.
794 (remove_eh_region_and_replace_by_outer_of): New function.
795 * except.h (struct eh_region): Add next_region_sharing_label.
796 (remove_eh_region_and_replace_by_outer_of,
797 get_next_region_sharing_label): Declare.
798 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
800 2009-04-25 Jan Hubicka <jh@suse.cz>
802 * tree-cfg.c (split_critical_edges): Split also edges where we can't
803 insert code even if they are not critical.
805 2009-04-25 Jan Hubicka <jh@suse.cz>
807 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
808 (gimple_can_remove_branch_p): EH edges won't remove branch by
810 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
811 updating of non-abnormal EH edges.
812 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
813 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
814 (split_critical_edges): Split also edges where emitting code on them
815 will lead to splitting later.
817 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
818 H.J. Lu <hongjiu.lu@intel.com>
821 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
822 the configured assembler supports fildq and fistpq mnemonics.
823 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
824 * configure: Regenerated.
827 * config/i386/i386.c (print_operand): Handle 'Z'.
828 ['z']: Remove handling of special fild/fist suffixes.
829 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
830 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
832 (*floatsi<mode>2_vector_mixed): Ditto.
833 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
834 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
835 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
836 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
837 * config/i386/gas.h (GAS_MNEMONICS): Remove.
839 2009-04-25 Ben Elliston <bje@au.ibm.com>
841 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
842 the source of a set operation.
844 2009-04-25 Anatoly Sokolov <aesok@post.ru>
846 * target.h (struct gcc_target): Add case_values_threshold field.
847 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
848 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
849 * targhooks.c (default_case_values_threshold): New function.
850 * targhooks.h (default_case_values_threshold): Declare function.
851 * stmt.c (expand_case): Use case_values_threshold target hook.
852 * expr.h (case_values_threshold): Remove declartation.
853 * expr.c (case_values_threshold): Remove function.
854 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
856 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
857 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
858 (avr_case_values_threshold): Declare as static.
859 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
861 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
862 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
863 (mn10300_case_values_threshold): New function.
865 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
867 * ira.c (setup_cover_and_important_classes): Add enum cast.
869 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
871 * genpreds.c (write_enum_constraint_num): Output definition of
872 CONSTRAINT_NUM_DEFINED_P macro.
873 * ira.c (setup_cover_and_important_classes): Use
874 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
876 2009-04-24 DJ Delorie <dj@redhat.com>
878 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
879 __SH2A_SINGLE_ONLY__ also.
881 2009-04-24 Steve Ellcey <sje@cup.hp.com>
883 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
884 (movdf_internal): Ditto.
885 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
886 SFmode and DFmode constants.
887 (ia64_print_operand): Add 'G' format for printing
888 floating point constants.
890 2009-04-24 Richard Guenther <rguenther@suse.de>
892 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
893 from unsigned additions.
895 2009-04-24 Joseph Myers <joseph@codesourcery.com>
897 * c-typeck.c (set_init_index): Allow array designators that are
898 not integer constant expressions with a pedwarn if pedantic.
900 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
902 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
903 zero if no overlap in nonzero bits between the operands.
905 2009-04-24 Ian Lance Taylor <iant@google.com>
907 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
908 (record_dead_and_set_regs): Likewise.
909 * df.h (struct df_mw_hardreg): Change flags field to int.
910 (struct df_base_ref): Likewise.
911 (struct df): Change changeable_flags field to int.
912 * df-scan.c (df_defs_record): Change clobber_flags to int.
913 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
914 constants rather than #define macros.
915 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
916 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
917 (enum dwarf_calling_convention): Likewise.
918 (enum dwarf_line_number_x_ops): Likewise.
919 (enum dwarf_call_frame_info): Likewise.
920 (enum dwarf_source_language): Likewise.
921 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
922 (add_calling_convention_attribute): Likewise.
923 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
924 (combine_comparisons): Change compcode to int. Add cast to enum type.
925 * genrecog.c (maybe_both_true_2): Change c to int.
926 (write_switch): Likewise. Add cast to enum type.
927 * gimplify.c (gimplify_omp_for): Handle return values from
928 gimplify_expr using MIN rather than bitwise or.
929 (gimplify_expr): Add cast to enum type.
930 * ipa-prop.c (update_jump_functions_after_inlining): Change
931 IPA_BOTTOM to IPA_JF_UNKNOWN.
932 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
933 Add casts to enum type.
934 (setup_cover_and_important_classes): Change cl to int. Add casts
936 (setup_class_translate): Change cl and mode to int.
937 (ira_init_once): Change mode to int.
938 (free_register_move_costs): Likewise.
939 (setup_prohibited_mode_move_regs): Add casts to enum type.
940 * langhooks.c (add_builtin_function_common): Rework assertion that
942 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
943 * omega.c (omega_do_elimination): Avoid math on enum types.
944 * optabs.c (expand_vec_shift_expr): Remove casts to int.
945 * opts.c (set_debug_level): Change 2 to enum constant. Use new
946 int local to handle integral_argment value.
947 * regmove.c (try_auto_increment): Change PUT_MODE to
949 * reload.c (push_secondary_reload): Add casts to enum type.
950 (secondary_reload_class, find_valid_class): Likewise.
951 * reload1.c (emit_input_reload_insns): Likewise.
952 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
953 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
954 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
956 * tree.c (build_common_builtin_nodes): Add casts to enum type.
957 * tree-complex.c (complex_lattice_t): Typedef to int rather than
959 (expand_complex_libcall): Add casts to enum type.
960 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
961 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
962 with ERROR_MARK, not NUM_TREE_CODES.
963 (vect_create_epilog_for_reduction): Likewise.
964 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
965 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
966 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
968 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
969 vect_unused_in_loop. Change 0 to loop_vect.
970 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
971 * var-tracking.c (get_init_value): Change return type to enum
973 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
974 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
976 (arm_override_options): Add casts to enum type.
977 (arm_emit_tls_decoration): Likewise.
978 * config/i386/i386.c (ix86_function_specific_restore): Add casts
980 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
981 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
982 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
984 * config/s390/s390.c (code_for_builtin_64): Change to array of
986 (code_for_builtin_31): Likewise.
987 (s390_expand_builtin): Change code_for_builtin to enum insn_code
989 * config/sparc/sparc.c (sparc_override_options): Change value
990 field in struct code_model to enum cmodel. In initializer change
991 0 to NULL and add cast to enum type.
993 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
994 Change all callers. Issue a -Wc++-compat warning using
995 lhs_origtype if necessary.
996 (convert_for_assignment): Issue -Wc++-compat warnings about
997 invalid conversions to enum type on assignment.
998 * c-common.h (build_modify_expr): Update declaration.
1000 2009-04-24 Nick Clifton <nickc@redhat.com>
1002 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1003 (function_arg_advance): Likewise.
1004 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1007 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1009 * config/s390/constraints.md ('I', 'J'): Fix condition.
1011 2009-04-24 Diego Novillo <dnovillo@google.com>
1013 * gengtype-parse.c (parse_error): Add newline after message.
1015 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1017 * config/i386/sse.md (avxmodesuffixs): Removed.
1018 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1019 (*avx_pinsr<ssevecsize>): This.
1021 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1023 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1024 follow chains of regs with a single definition, and allow expressions
1025 that are function_invariant_p.
1026 (simple_rhs_p): Allow expressions that are function_invariant_p.
1028 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1031 * fold-const.c (fold_cond_expr_with_comparison): When folding
1032 > and >= to MAX, make sure the MAX uses the same type as the
1033 comparison's operands.
1035 2009-04-24 Nick Clifton <nickc@redhat.com>
1037 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1038 addressing for DImode accesses.
1039 (frv_print_operand_address): Handle PLUS case.
1040 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1042 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1044 PR rtl-optimization/39794
1045 * alias.c (canon_true_dependence): Add x_addr argument.
1046 * rtl.h (canon_true_dependence): Adjust prototype.
1047 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1048 * cselib.c (cselib_invalidate_mem): Likewise.
1049 * gcse.c (compute_transp): Likewise.
1050 * dse.c (scan_reads_nospill): Likewise.
1051 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1052 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1053 canon_base_addr of the group, plus optional offset.
1054 (struct group_info): Rename canon_base_mem to
1056 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1057 canon_rtx of base_mem.
1059 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1061 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1062 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1064 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1066 * config/spu/spu-builtins.h: Delete file.
1068 * config/spu/spu.h (enum spu_builtin_type): Move here from
1070 (struct spu_builtin_description): Likewise. Add GTY marker.
1071 Do not use enum spu_function_code or enum insn_code.
1072 (spu_builtins): Add extern declaration.
1074 * config/spu/spu.c: Do not include "spu-builtins.h".
1075 (enum spu_function_code, enum spu_builtin_type_index,
1076 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1077 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1078 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1079 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1080 (spu_builtin_types): Make static. Add GTY marker.
1081 (spu_builtins): Add extern declaration with GTY marker.
1084 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1085 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1086 Check programmatically whether all parameters are scalar.
1088 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1090 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1092 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1093 assignment from the constructor either if the target is volatile.
1095 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1097 * config/arm/arm.md (insv): Do not share operands[0].
1099 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1101 * config/vxlib-tls.c (active_tls_threads): Delete.
1102 (delete_hook_installed): New.
1103 (tls_delete_hook): Don't delete the delete hook.
1104 (tls_destructor): Delete it here.
1105 (__gthread_set_specific): Adjust installing the delete hook.
1106 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1107 __gthread_leave_tsd_dtor_context.
1109 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1111 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1113 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1115 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1117 (alpha_rtx_costs): Ditto.
1118 (emit_unlikely_jump): Use add_reg_note.
1119 (emit_frame_store_1): Ditto.
1120 (alpha_expand_prologue): Ditto.
1121 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1122 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1124 2009-04-23 Nick Clifton <nickc@redhat.com>
1126 * config/v850/v850.md (epilogue): Remove suppressed code.
1127 (return): Rename to return_simple and remove test of frame size.
1128 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1129 to gen_return_simple.
1131 2009-04-22 Jing Yu <jingyu@google.com>
1134 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1136 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1139 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1140 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1141 value is a VECTOR_CST, the element type is the element type of the
1144 2009-04-22 DJ Delorie <dj@redhat.com>
1146 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1148 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1150 * alias.c (find_base_term): Move around LO_SUM case, so that
1151 CONST falls through into PLUS/MINUS handling.
1154 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1155 into 0, use omit_one_operand.
1157 2009-04-23 Ben Elliston <bje@au.ibm.com>
1159 * config/rs6000/linux-unwind.h (get_regs): Remove type
1160 puns. Change the type of `pc' to an array of unsigned ints and
1161 update all users. Constify frame24.
1163 2009-04-22 DJ Delorie <dj@redhat.com>
1165 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1166 declarations before code.
1167 (current_function_special_page_vector): Likewise.
1168 (m32c_expand_insv): Silence a warning.
1170 2009-04-21 Taras Glek <tglek@mozilla.com>
1172 * alias.c: Update GTY annotations to new syntax.
1173 * basic-block.h: Likewise.
1174 * bitmap.h: Likewise.
1175 * c-common.h: Likewise.
1176 * c-decl.c: Likewise.
1177 * c-parser.c: Likewise.
1178 * c-pragma.c: Likewise.
1179 * c-tree.h: Likewise.
1180 * cfgloop.h: Likewise.
1181 * cgraph.h: Likewise.
1182 * config/alpha/alpha.c: Likewise.
1183 * config/arm/arm.h: Likewise.
1184 * config/avr/avr.h: Likewise.
1185 * config/bfin/bfin.c: Likewise.
1186 * config/cris/cris.c: Likewise.
1187 * config/darwin.c: Likewise.
1188 * config/frv/frv.c: Likewise.
1189 * config/i386/i386.c: Likewise.
1190 * config/i386/i386.h: Likewise.
1191 * config/i386/winnt.c: Likewise.
1192 * config/ia64/ia64.h: Likewise.
1193 * config/iq2000/iq2000.c: Likewise.
1194 * config/mips/mips.c: Likewise.
1195 * config/mmix/mmix.h: Likewise.
1196 * config/pa/pa.c: Likewise.
1197 * config/pa/pa.h: Likewise.
1198 * config/rs6000/rs6000.c: Likewise.
1199 * config/s390/s390.c: Likewise.
1200 * config/sparc/sparc.c: Likewise.
1201 * config/xtensa/xtensa.c: Likewise.
1202 * cselib.h: Likewise.
1203 * dbxout.c: Likewise.
1204 * dwarf2out.c: Likewise.
1205 * except.c: Likewise.
1206 * except.h: Likewise.
1207 * fixed-value.h: Likewise.
1208 * function.c: Likewise.
1209 * function.h: Likewise.
1210 * gimple.h: Likewise.
1211 * integrate.c: Likewise.
1212 * optabs.c: Likewise.
1213 * output.h: Likewise.
1216 * stringpool.c: Likewise.
1217 * tree-data-ref.c: Likewise.
1218 * tree-flow.h: Likewise.
1219 * tree-scalar-evolution.c: Likewise.
1220 * tree-ssa-address.c: Likewise.
1221 * tree-ssa-alias.h: Likewise.
1222 * tree-ssa-operands.h: Likewise.
1225 * varasm.c: Likewise.
1226 * varray.h: Likewise.
1228 * coretypes.h: Do not define GTY macro if it is already defined.
1229 * doc/gty.texi: Update GTY documentation to new syntax.
1230 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1231 annotations on structs.
1232 * gengtype-parse.c: Likewise.
1234 2009-04-22 Mark Heffernan <meheff@google.com>
1236 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1238 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1240 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1243 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1245 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1246 the same as a PLUS without a shift. Increase the cost of a
1249 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1251 * Makefile.in: Update dependencies.
1252 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1253 * errors.h: Remove bogus comment about compatibility.
1254 (warning): Update declaration.
1255 * genautomata.c: Update all calls to warning.
1256 * gimple.c: Do not include errors.h. Include toplev.h.
1257 * tree-ssa-structalias.c: Do not include errors.h.
1258 * omega.c: Likewise.
1259 * tree-ssa-reassoc.c: Likewise.
1260 * config/spu/spu-c.c: Likewise.
1261 * config/spu/t-spu-elf: Update dependencies.
1263 2009-04-22 Richard Guenther <rguenther@suse.de>
1265 PR tree-optimization/39824
1266 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1267 make sure the types are compatible.
1269 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1272 * c-common.c (c_parse_error): Take a token_flags parameter.
1273 Use token_type for the token type instead.
1274 Pass token_flags to cpp_type2name.
1275 * c-common.h (c_parse_error): Update declaration.
1276 * c-parser.c (c_parser_error): Pass 0 as token flags.
1278 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1280 PR rtl-optimization/39580
1281 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1283 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1285 * function.c (expand_function_end): Do not emit a jump to the "naked"
1286 return label for fall-through returns.
1287 * except.c (sjlj_emit_function_exit): Always place the call to the
1288 unregister function at the location installed by expand_function_end.
1290 2009-04-22 Richard Guenther <rguenther@suse.de>
1292 PR tree-optimization/39845
1293 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1294 (gen_inbound_check): Likewise.
1296 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1298 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1300 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1301 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1303 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1305 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1306 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1307 shift counts to avoid out-of-bounds array accesses.
1309 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1311 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1312 (Pmode): Move above.
1314 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1316 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1317 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1318 GET_CODE macro. Use IN_RANGE macro where appropriate.
1319 * config/alpha/alpha.h: Ditto.
1320 * config/alpha/alpha.md: Ditto.
1321 * config/alpha/constraints.md: Ditto.
1322 * config/alpha/predicates.md: Ditto.
1324 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1326 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1327 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1328 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1329 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1330 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1331 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1332 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1333 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1334 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1335 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1336 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1337 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1338 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1339 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1340 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1341 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1342 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1343 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1344 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1345 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1346 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1347 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1348 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1349 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1350 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1351 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1352 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1354 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1356 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1357 references from comments.
1358 * cfgbuild.c: (count_basic_blocks): Delete.
1359 (find_basic_blocks_1): Delete.
1360 (find_basic_blocks): Delete.
1361 * except.c (finish_eh_generation): Make static. Move comment from
1362 except.h here. Remove find_basic_blocks references from comments.
1363 * except.h (finish_eh_generation): Delete.
1364 * basic-block.h (find_basic_blocks): Delete.
1365 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1367 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1369 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1370 (sdbout_parms): Likewise.
1372 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1374 * config/sh/sh.c (prepare_cbranch_operands): Use
1375 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1376 (expand_cbranchdi4): Likewise.
1377 (from_compare): Add cast to enum type.
1378 (expand_cbranchsi4): Use add_reg_note.
1379 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1380 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1381 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1382 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1383 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1384 instead of CODE_FOR_nothing.
1385 (cbranchdi4): Likewise. Fix the order of arguments for
1387 (push_fpscr): Use add_reg_note.
1388 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1389 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1391 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1393 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1394 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1395 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1396 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1397 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1398 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1399 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1400 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1401 config/alpha/x-vms, config/arc/t-arc,
1402 config/arm/README-interworking, config/arm/arm-c.c,
1403 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1404 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1405 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1406 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1407 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1408 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1409 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1410 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1411 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1412 config/cris/t-elfmulti, config/crx/t-crx,
1413 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1414 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1415 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1416 config/h8300/t-h8300, config/i386/athlon.md,
1417 config/i386/darwin-libgcc.10.4.ver,
1418 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1419 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1420 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1421 config/i386/t-linux64, config/i386/t-nwld,
1422 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1423 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1424 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1425 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1426 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1427 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1428 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1429 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1430 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1431 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1432 config/m68k/t-uclinux, config/mcore/t-mcore,
1433 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1434 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1435 config/mips/crtn.asm, config/mips/irix-crti.asm,
1436 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1437 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1438 config/mips/mips-fixed.md, config/mips/sb1.md,
1439 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1440 config/mips/t-iris6, config/mips/t-isa3264,
1441 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1442 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1443 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1444 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1445 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1446 config/mn10300/t-linux, config/mn10300/t-mn10300,
1447 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1448 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1449 config/picochip/libgccExtras/clzsi2.asm,
1450 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1451 config/rs6000/darwin-libgcc.10.4.ver,
1452 config/rs6000/darwin-libgcc.10.5.ver,
1453 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1454 config/rs6000/t-aix43, config/rs6000/t-aix52,
1455 config/rs6000/t-darwin, config/rs6000/t-fprules,
1456 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1457 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1458 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1459 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1460 config/rs6000/t-rtems, config/rs6000/t-spe,
1461 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1462 config/score/t-score-elf, config/sh/divcost-analysis,
1463 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1464 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1465 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1466 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1467 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1468 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1469 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1470 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1471 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1472 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1473 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1474 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1475 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1476 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1477 * config/h8300/genmova.sh: Include copyright and license notices
1478 in generated output.
1479 * config/h8300/mova.md: Regenerate.
1480 * doc/install.texi2html: Include word "Copyright" in copyright
1481 notice and use name "Free Software Foundation, Inc.".
1482 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1483 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1484 ChangeLog-2007, ChangeLog-2008: Correct dates.
1486 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1488 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1489 NE_EXPR operations as well.
1490 * c-parser.c (c_parser_condition): Do not set location information on
1492 (c_parser_conditional_expression): Likewise.
1493 (c_parser_binary_expression): Set location information on operators.
1494 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1495 TRUTH_NOT_EXPR has been folded.
1496 * fold-const.c (fold_truth_not_expr): Copy location information from
1497 the incoming expression to the outgoing one.
1498 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1499 recursive calls on the LHS of the operator but pass that of the
1500 operator to recursive calls on the RHS of the operator. Set it
1502 (shortcut_cond_expr): Set the locus of the operator on the second
1503 COND_EXPR and that of the expression on the first in degenerate cases.
1504 Pass the locus of the expression to calls to shortcut_cond_r.
1505 Set the locus of the 'then' block on the associated jump, if any.
1506 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1507 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1508 expression to call to gimplify_boolean_expr.
1510 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1512 * config.gcc: Add additional configuration for
1513 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1514 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1515 (CPP_SPEC): Redefine for allowing -municode option.
1516 (STARTFILE_SPEC): Likewise.
1517 * config/i386/t-mingw-w64: New.
1518 * config/i386/mingw-w64.opt: New.
1519 (municode): Add new target option.
1520 * doc/invoke.texi (municode): Add documentation for new option.
1522 2009-04-21 Ian Lance Taylor <iant@google.com>
1524 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1525 Correct test for number of arguments.
1526 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1528 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1530 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1531 argument of emit_library_call.
1533 2009-04-21 Richard Guenther <rguenther@suse.de>
1536 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1537 inside VIEW_CONVERT_EXPRs.
1539 2009-04-21 Martin Jambor <mjambor@suse.cz>
1541 * tree-switch-conversion.c (build_constructors): Split a long line.
1542 (constructor_contains_same_values_p): New function.
1543 (build_one_array): Create assigns of constants if possible, do not
1544 call mark_sym_for_renaming, call update_stmt.
1545 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1546 make_rename_temp. Do not call mark_symbols_for_renaming, call
1548 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1549 find_new_referenced_vars, call update_stmt.
1550 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1551 instead of calling make_rename_temp. Do not call
1552 find_new_referenced_vars or mark_symbols_for_renaming, call
1555 2009-04-21 Richard Guenther <rguenther@suse.de>
1557 PR tree-optimization/39827
1558 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1559 (tree_ssa_phiprop): Pass the correct array size.
1561 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1563 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1565 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1568 * c-typeck.c (lvalue_p): Move declaration ...
1569 * c-common.h (lvalue_p): ... to here.
1570 * c-common.c (candidate_equal_p): New.
1571 (add_tlist): Use it.
1572 (merge_tlist): Use it.
1573 (warn_for_collisions_1): Likewise.
1574 (warning_candidate_p): Accept more candidates.
1575 (verify_tree): A warning candidate can be an expression. Use
1578 2009-04-21 Ben Elliston <bje@au.ibm.com>
1581 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1582 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1583 options. Remove -mcall-solaris documentation.
1585 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1588 * doc/invoke.texi (-Wlong-long): Update description.
1589 * c-lex (interpret_integer): Only warn if there was no previous
1590 overflow and -Wlong-long is enabled.
1591 * c-decl.c (declspecs_add_type): Drop redundant flags.
1592 * c.opt (Wlong-long): Init to -1.
1593 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1594 and front-end warn_long_long. Wlong-long only depends on other
1595 flags if it is uninitialized.
1596 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1597 the same for CPP and FE.
1598 (restore_extension_diagnostics): Likewise.
1600 2009-04-20 Ian Lance Taylor <iant@google.com>
1602 Fix enum conversions which are invalid in C++:
1603 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1604 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1605 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1606 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1607 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1608 (dbxout_parms): Likewise.
1609 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1610 (df_clear_flags): Likewise.
1611 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1612 top_flag parameter to int.
1613 (df_chain_create_bb_process_use): Likewise.
1614 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1616 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1617 (df_ref_create_structure, df_def_record_1): Likewise.
1618 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1619 (df_notes_rescan): Change 0 to VOIDmode in function call.
1620 (df_get_call_refs, df_insn_refs_collect): Likewise.
1621 (df_bb_regs_collect): Likewise.
1622 (df_entry_block_defs_collect): Likewise.
1623 (df_exit_block_uses_collect): Likewise.
1624 * df.h: Update declarations.
1625 * double-int.c (double_int_divmod): Add cast to enum type.
1626 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1627 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1628 (based_loc_descr): Likewise.
1629 (loc_descriptor_from_tree_1): Change first_op and second_op to
1630 enum dwarf_location_atom. Add cast to enum type.
1631 * expmed.c (init_expmed): Change 0 to SET in function call.
1632 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1633 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1634 (do_store_flag): Likewise.
1635 * fixed-value.h (struct fixed_value): Change mode to enum
1637 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1638 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1640 (insert_insn_decl, insert_decl, insert_state): Likewise.
1641 (automata_list_finish): Likewise.
1642 * genrecog.c (process_define_predicate): Add cast to enum type.
1643 * gensupport.c (init_predicate_table): Add cast to enum type.
1644 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1646 (gimple_build_call_1, gimple_build_label): Likewise.
1647 (gimple_build_goto, gimple_build_asm_1): Likewise.
1648 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1649 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1650 (enum fallback): Rename from enum fallback_t.
1651 (fallback_t): Typedef as int.
1652 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1653 GSI_SAME_STMT in function call.
1654 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1656 (setup_reg_class_relations): Likewise.
1657 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1658 (setup_prohibited_class_mode_regs): Add cast to enum type.
1659 (setup_prohibited_mode_move_regs): Likewise.
1660 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1661 (record_address_regs): Change i to enum reg_class.
1662 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1663 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1664 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1665 (GET_MODE_2XWIDER_MODE): Likewise.
1666 (GET_CLASS_NARROWEST_MODE): Likewise.
1667 * omp-low.c (expand_omp_for): Add cast to enum type.
1668 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1669 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1670 * postreload.c (reload_cse_simplify_operands): Change rclass local
1672 * predict.c (combine_predictions_for_insn): Change best_predictor
1673 and predictor to enum br_predictor.
1674 (combine_predictions_for_bb): Likewise.
1675 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1676 use SET_PREDICT_EXPR_OUTCOME.
1677 * real.c (real_arithmetic): Change icode to code in function call.
1678 * reginfo.c (init_move_cost): Add casts to enum type.
1679 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1680 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1682 * reload.c (find_valid_class): Add casts to enum type.
1683 (push_reload): Change 0 to NO_REGS in function call.
1684 (find_reloads): Change this_alternative to array of enum
1685 reg_class. Remove some now-unnecessary casts.
1686 (make_memloc): Change 0 to VOIDmode in function call.
1687 * reload1.c (reload): Change 0 to VOIDmode in function call.
1688 (eliminate_regs_1, elimination_effects): Likewise.
1689 (eliminate_regs_in_insn): Likewise.
1690 (emit_input_reload_insns): Add cast to enum type.
1691 (delete_output_reload): Change 0 to VOIDmode in function call.
1692 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1693 to enum type in function call.
1694 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1695 (SET_PREDICT_EXPR_OUTCOME): Define.
1696 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1697 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1698 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1699 (dump_function): Likewise.
1700 * tree-dump.h: Update declarations.
1701 * tree-pass.h: Update declarations.
1702 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1703 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1705 (arm_rtx_costs_1): Correct parenthesization.
1706 (arm_rtx_costs): Add casts to enum type.
1707 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1708 (vfp_emit_fstmd): Use add_rg_note.
1709 (emit_multi_reg_push, emit_sfm): Likewise.
1710 (thumb_set_frame_pointer): Likewise.
1711 (arm_expand_prologue): Likewise.
1712 (arm_regno_class): Change return type to enum reg_class.
1713 (thumb1_expand_prologue): Use add_reg_note.
1714 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1715 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1717 * config/arm/gentune.sh: Add cast to enum type.
1718 * config/arm/arm-tune.md: Rebuild.
1719 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1720 (ix86_split_fp_branch, predict_jump): Likewise.
1721 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1722 insn_code to enum rtx_code.
1723 (ix86_builtin_vectorized_function): Add cast to enum type.
1724 * config/i386/i386.md (truncdfsf2): Change slot to enum
1726 (truncxf<mode>2, isinf<mode>2): Likewise.
1727 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1729 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1730 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1731 (insert_bundle_state): Change 1 to INSERT in function call.
1732 (ia64_add_bundle_selector_before): Likewise.
1733 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1734 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1735 (restore_stack_nonlocal): Likewise.
1736 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1738 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1740 (mips_rtx_costs): Likewise.
1741 (mips_override_options): Add casts to enum type.
1742 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1744 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1745 (store_reg, set_reg_plus_d): Likewise.
1746 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1747 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1749 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1751 (emit_unlikely_jump): Use add_reg_note.
1752 (rs6000_emit_allocate_stack): Likewise.
1753 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1754 (output_toc): Change 1 to INSERT in function call.
1755 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1756 (rs6000_initialize_trampoline): Likewise.
1757 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1759 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1760 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1761 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1762 (save_gprs): Use add_reg_note.
1763 (s390_emit_prologue): Likewise.
1764 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1765 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1766 (sparc_fold_builtin): Add cast to enum type.
1767 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1769 (spu_expand_prologue): Use add_reg_note.
1770 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1772 2009-04-20 Ian Lance Taylor <iant@google.com>
1774 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1775 (c_parser_postfix_expression_after_primary): Get VEC for list of
1776 arguments. Get original types of arguments. Call
1777 build_function_call_vec.
1778 (cached_expr_list_1, cached_expr_list_2): New static variables.
1779 (c_parser_expr_list): Change return type to VEC *. Add
1780 p_orig_types parameter. Change all callers.
1781 (c_parser_release_expr): New static function.
1782 (c_parser_vec_to_tree_list): New static function.
1783 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1784 call build_function_call_vec.
1785 (build_function_call_vec): New function, based on old
1786 build_function_call.
1787 (convert_arguments): Remove nargs and argarray parameters. Change
1788 values to a VEC. Add origtypes parameter.
1789 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1790 (convert_for_assignment): Add origtype parameter. Change all
1791 callers. If warn_cxx_compat, check for conversion to an enum
1792 type when calling a function.
1793 (store_init_value): Add origtype parameter. Change all callers.
1794 (digest_init): Likewise.
1795 (struct init_node): Add origtype field.
1796 (add_pending_init): Add origtype parameter. Change all callers.
1797 (output_init_element): Likewise.
1798 (output_pending_init_elements): Pass origtype from init_node to
1799 output_init_element.
1800 (process_init_element): Pass origtype from c_expr to
1801 output_init_element.
1802 (c_finish_return): Add origtype parameter. Change all callers.
1803 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1805 (sync_resolve_params): Likewise.
1806 (sync_resolve_return): Change params to first_param. Change caller.
1807 (resolve_overloaded_builtins): Change params to VEC *. Change
1808 callers. Save first parameter around call to build_function_call_vec.
1809 * c-decl.c (finish_decl): Add origtype parameter. Change all
1810 callers. Call build_function_call_vec rather than
1811 build_function_call for cleanup.
1812 * c-tree.h: Update declarations.
1813 * c-common.h: Update declarations.
1814 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1815 params to first_param.
1816 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1817 params parameter from tree to void *.
1818 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1819 Change arglist parameter to have type void *, and to be a pointer
1821 * config/rs6000/rs6000-protos.h
1822 (altivec_resolve_overloaded_builtin): Update declaration.
1823 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1824 fnargs parameter to have type void *, and to be a pointer to a
1825 VEC. Call build_function_call_vec instead of
1826 build_function_call.
1827 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1829 2009-04-20 Joey Ye <joey.ye@intel.com>
1830 Xuepeng Guo <xuepeng.guo@intel.com>
1831 H.J. Lu <hongjiu.lu@intel.com>
1833 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1835 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1836 (IX86_LEA_PRIORITY): Likewise.
1837 (distance_non_agu_define): New function.
1838 (distance_agu_use): Likewise.
1839 (ix86_lea_for_add_ok): Likewise.
1840 (ix86_dep_by_shift_count): Likewise.
1842 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1843 should split for LEA.
1845 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1847 (ix86_dep_by_shift_count): Likewise.
1849 2009-04-20 Richard Guenther <rguenther@suse.de>
1851 * expr.c (handled_component_p): Move ...
1852 * tree.h (handled_component_p): ... here.
1853 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1854 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1855 and REALPART_EXPR to be in one group.
1857 2009-04-20 Richard Guenther <rguenther@suse.de>
1859 * basic-block.h (get_all_dominated_blocks): Declare.
1860 * dominance.c (get_all_dominated_blocks): New function.
1861 * tree-cfg.c (get_all_dominated_blocks): Remove.
1862 (remove_edge_and_dominated_blocks): Adjust.
1863 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1864 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1865 instead of recursing.
1867 2009-04-20 Doug Kwan <dougkwan@google.com>
1869 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1870 (struct cgraph_node_set_def): New type.
1871 (cgraph_node_set) New type. Also declare vector functions.
1872 (struct cgraph_node_set_element_def): New type.
1873 (cgraph_node_set_element): Ditto.
1874 (cgraph_node_set_iterator): New iterator type.
1875 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1876 cgraph_node_set_remove, dump_cgraph_node_set,
1877 debug_cgraph_node_set): New prototypes.
1878 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1879 cgraph_node_set_size): New inlines.
1880 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1882 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1883 argument to function 'write_summary'.
1884 * ipa.c: Include ggc.h.
1885 (hash_cgraph_node_set_element,
1886 eq_cgraph_node_set_element, cgraph_node_set_new,
1887 cgraph_node_set_add, cgraph_node_set_remove,
1888 cgraph_node_set_find, dump_cgraph_node_set,
1889 debug_cgraph_node_set): New functions.
1890 * Makefile.in (ipa.o): Add dependency on GGC_H.
1892 2009-04-20 Ira Rosen <irar@il.ibm.com>
1894 PR tree-optimization/39675
1895 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1896 check of the return code of vect_schedule_slp. Check that
1897 stmt_vec_info still exists for the statement, before checking its
1900 2009-04-20 Michael Matz <matz@suse.de>
1902 * Makefile.in (generated_files): Take out $(simple_generated_c).
1904 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1906 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1907 (UINTPTR_TYPE): Likewise.
1909 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1912 * c-typeck.c (digest_init): Check for initializing an array with a
1915 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1918 * c-semantics.c (pop_stmt_list): Propagate
1919 STATEMENT_LIST_HAS_LABEL to parent statement list.
1921 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1923 * config/mips/mips.h (mips_tune_attr): New macro.
1924 * config/mips/mips.md (cpu): Use it.
1926 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1929 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1932 2009-04-19 Diego Novillo <dnovillo@google.com>
1934 * toplev.c (compile_file): Move call to coverage_finish ...
1935 * cgraphunit.c (ipa_passes): ... here.
1936 Call cgraph_process_new_functions.
1937 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1938 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1940 2009-04-19 Jan Hubicka <jh@suse.cz>
1942 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1944 (dump_cgraph_node): Dump can throw external flag.
1945 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1947 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1951 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1952 * common.opt (Wlogical-op): Move from here...
1953 * c.opt (Wlogical-op): ... to here.
1954 * c-typeck.c (parser_build_binary_op): Update call to
1955 warn_logical_operator.
1956 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1958 * c-common.c (warn_logical_op): Update.
1959 * c-common.h (warn_logical_op): Update declaration.
1961 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1963 * tree.c (protected_set_expr_location): Fix formatting.
1965 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1968 * c-typeck.c (readonly_warning): new.
1969 (build_unary_op, build_modify_expr): Use readonly_warning for
1970 storing into something readonly but not const-qualified.
1972 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1975 * c-typeck.c (build_unary_op): Check for taking address of
1976 expression of type void.
1978 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1981 * c-typeck.c (build_function_call): Check for calling a function
1982 with qualified void return types. Call require_complete_type when
1985 2009-04-18 Jan Hubicka <jh@suse.cz>
1987 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1989 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1990 can_throw_external flag.
1991 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1992 * ipa-pure-const.c (ignore_edge): New function.
1993 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1994 only over can_throw_external edges.
1995 (local_pure_const): Add nothrow flag.
1996 * ipa-utils.c (searchc): Add ignore_edge callback.
1997 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1998 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1999 (set_nothrow_function_flags): Update cgraph.
2000 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2002 2009-04-18 Richard Guenther <rguenther@suse.de>
2005 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2006 (fold_stmt): ... this and ...
2007 (fold_stmt_inplace): ... this.
2008 (fold_stmt_1): Fold references in calls and asms.
2009 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2011 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2013 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2014 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2016 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2018 * tree.c (function_args_count): Remove.
2019 * tree.h: Remove the prototype for function_args_count.
2021 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2023 * tree-iterator.c (expr_only): Remove.
2024 * tree.h: Remove the prototype for expr_only.
2026 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2028 * reginfo.c (cannot_change_mode_set_regs): Remove.
2029 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2031 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2033 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2034 whether operands 0 and 1 overlaps.
2036 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2039 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2040 pointer. Use warning_at instead of warning.
2041 (search_for_addr_array): Likewise.
2042 (check_array_bounds): Likewise.
2043 (check_all_array_refs): Check that the incoming edge is not in the
2044 list of edges to be removed.
2045 (check_all_array_refs): Avoid the temporal pointer.
2046 (vrp_visit_cond_stmt): Fix typo.
2047 (simplify_switch_using_ranges): Handle the case where the switch
2048 index is an integer constant.
2050 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2052 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2054 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2056 * doc/extend.texi, doc/invoke.texi: Fix typos.
2058 2009-04-17 Cary Coutant <ccoutant@google.com>
2060 * tree-flow-inline.h (get_lineno): Fix inverted test.
2062 2009-04-17 Diego Novillo <dnovillo@google.com>
2064 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2065 assertion for AVAIL_OUT.
2067 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2070 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2071 * config/sh/linux-atomic.asm: Likewise.
2073 2009-04-17 Diego Novillo <dnovillo@google.com>
2075 * except.c (debug_eh_tree): New.
2076 (struct eh_region, struct eh_status): Move ...
2077 * except.h: ... here.
2078 (add_type_for_runtime): Declare extern.
2079 (lookup_type_for_runtime): Likewise.
2080 (debug_eh_tree): Declare.
2081 * Makefile.in (GTFILES): List except.h before except.c
2083 2009-04-17 Diego Novillo <dnovillo@google.com>
2085 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2086 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2087 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2088 (find_vars_r): ... here.
2089 * tree-flow.h (find_referenced_vars_in): Declare.
2090 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2091 that AVAIL_OUT exists for BLOCK.
2092 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2093 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2094 (tree-parloops.o): Likewise.
2096 2009-04-17 Simon Baldwin <simonb@google.com>
2098 * toplev.c (default_tree_printer): Add handling for %E format.
2100 2009-04-17 Diego Novillo <dnovillo@google.com>
2102 * tree-pretty-print.c (dump_generic_node): Add break after
2103 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2104 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2105 FUNCTION_TYPE together. Call print_struct_decl when printing
2106 structures and TDF_SLIM is not given.
2107 (print_struct_decl): Fix logic for detecting recursion.
2109 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2112 * gcc.c (create_at_file): New.
2113 (compile_input_file_p): New.
2114 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2115 * main.c (main): Update call to toplev_main.
2116 * toplev.c (toplev_main): Change signature. Call expandargv.
2117 * toplev.h (toplev_main): Change signature.
2119 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2121 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2122 if the latter is not constant.
2124 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2126 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2128 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2130 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2131 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2133 2009-04-17 Richard Guenther <rguenther@suse.de>
2135 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2136 Handle component references view-converting an invariant address.
2138 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2140 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2141 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2142 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2143 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2144 Use @deftypevr rather than @deftypevar.
2146 2009-04-17 Richard Guenther <rguenther@suse.de>
2148 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2149 (get_prop_source_stmt): Likewise.
2150 (can_propagate_from): Likewise.
2152 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2154 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2155 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2156 (--with-multilib-list): Add default value.
2157 * configure: Regenerate.
2158 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2159 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2160 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2161 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2162 Don't add default cpu to multilib list unnecessarily, but do enable
2163 the relevant compiler option..
2164 Add support for --with-multilib-list=<blank> and
2165 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2166 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2167 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2168 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2170 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2171 (MULTILIB_OSDIRNAMES): New variable.
2172 * config/sh/t-1e: Delete file.
2173 * config/sh/t-mlib-sh1: Delete file.
2174 * config/sh/t-mlib-sh2: Delete file.
2175 * config/sh/t-mlib-sh2a: Delete file.
2176 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2177 * config/sh/t-mlib-sh2a-single: Delete file.
2178 * config/sh/t-mlib-sh2a-single-only: Delete file.
2179 * config/sh/t-mlib-sh2e: Delete file.
2180 * config/sh/t-mlib-sh3e: Delete file.
2181 * config/sh/t-mlib-sh4: Delete file.
2182 * config/sh/t-mlib-sh4-nofpu: Delete file.
2183 * config/sh/t-mlib-sh4-single: Delete file.
2184 * config/sh/t-mlib-sh4-single-only: Delete file.
2185 * config/sh/t-mlib-sh4a: Delete file.
2186 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2187 * config/sh/t-mlib-sh4a-single: Delete file.
2188 * config/sh/t-mlib-sh4a-single-only: Delete file.
2189 * config/sh/t-mlib-sh4al: Delete file.
2190 * config/sh/t-mlib-sh5-32media: Delete file.
2191 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2192 * config/sh/t-mlib-sh5-64media: Delete file.
2193 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2194 * config/sh/t-mlib-sh5-compact: Delete file.
2195 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2196 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2197 * doc/install.texi (Options specification): Add
2198 --with-multilib-list and --with-endian.
2200 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2202 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2204 (OBJS-common): Add plugin-version.o.
2205 (plugin-version.o): New.
2206 * gcc-plugin.h (plugin_gcc_version): New.
2207 (plugin_default_version_check): New.
2208 (plugin_init_func, plugin_init): Add version argument.
2209 * plugin-version.c: New.
2210 * plugin.c (str_plugin_gcc_version_name): New.
2211 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2212 pass it to the init function.
2213 (plugin_default_version_check): New.
2215 2009-04-17 Richard Guenther <rguenther@suse.de>
2217 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2218 for decl-vs-decl disambiguation.
2220 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2222 * config/s390/s390.h (s390_tune_attr): New macro definition.
2223 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2225 2009-04-17 Richard Guenther <rguenther@suse.de>
2227 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2228 (fold_stmt_r): Likewise.
2229 (maybe_fold_reference): New function.
2230 (fold_gimple_assign): Handle cases fold_stmt_r did.
2231 (fold_stmt): Do not use fold_stmt_r.
2232 (fold_stmt_inplace): Likewise.
2234 2009-04-17 Richard Guenther <rguenther@suse.de>
2236 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2237 (record_equivalences_from_stmt): Remove useless checks and
2239 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2240 the type is already suitable.
2242 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2244 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2246 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2248 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2249 (CMPtype): Define as __gcc_CMPtype.
2251 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2253 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2254 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2256 2009-04-17 Richard Guenther <rguenther@suse.de>
2258 PR tree-optimization/39746
2259 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2260 special-casing for builtins and static variable use/def.
2261 (call_may_clobber_ref_p_1): Likewise.
2263 2009-04-16 Ian Lance Taylor <iant@google.com>
2265 * df.h: Include "timevar.h".
2266 (struct df_problem): Change tv_id field to timevar_id_t.
2267 * tree-pass.h: Include "timevar.h".
2268 (struct opt_pass): Change tv_id field to timevar_id_t.
2269 * timevar.h (timevar_id_t): Define TV_NONE.
2270 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2271 TV_NONE rather than tv_id != 0.
2272 (execute_one_pass): Likewise.
2273 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2274 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2275 dependencies to $(TREE_PASS_H).
2276 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2278 (pass_branch_target_load_optimize2): Likewise.
2279 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2280 (pass_outof_cfg_layout_mode): Likewise.
2281 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2282 (pass_rebuild_cgraph_edges): Likewise.
2283 (pass_remove_cgraph_callee_edges): Likewise.
2284 * df-core.c (pass_df_initialize_opt): Likewise.
2285 (pass_df_initialize_no_opt): Likewise.
2286 (pass_df_finish): Likewise.
2287 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2288 * except.c (pass_set_nothrow_function_flags): Likewise.
2289 (pass_convert_to_eh_region_ranges): Likewise.
2290 * final.c (pass_compute_alignments): Likewise.
2291 * function.c (pass_instantiate_virtual_regs): Likewise.
2292 (pass_init_function): Likewise.
2293 (pass_leaf_regs): Likewise.
2294 (pass_match_asm_constraints): Likewise.
2295 * gimple-low.c (pass_lower_cf): Likewise.
2296 (pass_mark_used_blocks): Likewise.
2297 * init-regs.c (pass_initialize_regs): Likewise.
2298 * integrate.c (pass_initial_value_sets): Likewise.
2299 * ira.c (pass_ira): Likewise.
2300 * jump.c (pass_cleanup_barriers): Likewise.
2301 * omp-low.c (pass_expand_omp): Likewise.
2302 (pass_lower_omp): Likewise.
2303 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2304 * recog.c (pass_split_all_insns): Likewise.
2305 (pass_split_after_reload): Likewise.
2306 (pass_split_before_regstack): Likewise.
2307 (pass_split_before_sched2): Likewise.
2308 (pass_split_for_shorten_branches): Likewise.
2309 * reginfo.c (pass_reginfo_init): Likewise.
2310 (pass_subregs_of_mode_init): Likewise.
2311 (pass_subregs_of_mode_finish): Likewise.
2312 * passes.c (pass_postreload): Likewise.
2313 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2314 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2315 (pass_warn_function_return): Likewise.
2316 (pass_warn_function_noreturn): Likewise.
2317 * tree-complex.c (pass_lower_complex): Likewise.
2318 (pass_lower_complex_O0): Likewise.
2319 * tree-if-conv.c (pass_if_conversion): Likewise.
2320 * tree-into-ssa.c (pass_build_ssa): Likewise.
2321 * tree-mudflap.c (pass_mudflap_1): Likewise.
2322 (pass_mudflap_2): Likewise.
2323 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2324 (pass_mudflap_2): Likewise.
2325 * tree-nrv.c (pass_return_slot): Likewise.
2326 * tree-object-size.c (pass_object_sizes): Likewise.
2327 * tree-optimize.c (pass_all_optimizations): Likewise.
2328 (pass_early_local_passes): Likewise.
2329 (pass_all_early_optimizations): Likewise.
2330 (pass_cleanup_cfg): Likewise.
2331 (pass_cleanup_cfg_post_optimizing): Likewise.
2332 (pass_free_datastructures): Likewise.
2333 (pass_free_cfg_annotations): Likewise.
2334 (pass_fixup_cfg): Likewise.
2335 (pass_init_datastructures): Likewise.
2336 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2337 (pass_late_warn_uninitialized): Likewise.
2338 (pass_update_address_taken): Likewise.
2339 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2340 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2341 (pass_cse_sincos): Likewise.
2342 (pass_convert_to_rsqrt): Likewise.
2343 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2344 * tree-stdarg.c (pass_stdarg): Likewise.
2345 * tree-tailcall.c (pass_tail_recursion): Likewise.
2346 (pass_tail_calls): Likewise.
2347 * tree-vect-generic.c (pass_lower_vector): Likewise.
2348 (pass_lower_vector_ssa): Likewise.
2349 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2351 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2353 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2355 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2357 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2358 logical and signext.
2360 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2363 * config/sh/predicates.md (arith_operand): Check if the operand
2364 of TRUNCATE is a REG.
2366 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2368 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2369 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2371 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2373 * tree-iterator.c (tsi_split_statement_list_after,
2374 tsi_split_statement_list_before): Remove.
2375 * tree-iterator.h: Remove the prototypes for
2376 tsi_split_statement_list_after and tsi_split_statement_list_before.
2378 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2380 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2381 * tree-ssa-propagate.h: Remove the prototype for
2382 stmt_makes_single_load.
2384 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2386 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2387 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2389 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2391 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2393 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2395 * except.c (eh_region_outer_p): Remove.
2396 * except.h: Remove the prototype for eh_region_outer_p.
2398 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2400 * function.c (current_function_assembler_name): Remove.
2401 * function.h: Remove the prototype for
2402 current_function_assembler_name.
2404 2009-04-16 Ian Lance Taylor <iant@google.com>
2406 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2407 (add_reg_note): Call alloc_reg_note.
2408 * rtl.h (alloc_reg_note): Declare.
2409 * combine.c (try_combine): Use alloc_reg_note.
2410 (recog_for_combine, move_deaths): Likewise.
2411 (distribute_notes): Use alloc_reg_note and add_reg_note.
2412 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2413 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2414 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2416 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2418 PR rtl-optimization/39762
2419 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2420 ira_may_move_out_cost): Add comments about way of their usage.
2421 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2423 * ira-conflicts.c (process_regs_for_copy): Use function
2424 ira_get_register_move_cost instead of global
2425 ira_register_move_cost.
2427 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2428 color_pass, move_spill_restore, update_curr_costs): Ditto.
2430 * ira-lives.c (process_single_reg_class_operands): Ditto.
2432 * ira-emit.c (emit_move_list): Ditto.
2434 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2435 (record_reg_classes): Ditto. Use functions
2436 ira_get_register_move_cost and ira_get_may_move_cost instead of
2437 global vars ira_register_move_cost, ira_may_move_out_cost and
2438 ira_may_move_in_cost.
2439 (record_address_regs): Don't call ira_init_register_move_cost.
2440 Use function ira_get_may_move_cost instead of global
2441 ira_may_move_in_cost.
2442 (process_bb_node_for_hard_reg_moves): Use function
2443 ira_get_register_move_cost instead of global ira_register_move_cost.
2444 (ira_costs): Don't call ira_init_register_move_cost.
2446 2009-04-16 Richard Guenther <rguenther@suse.de>
2448 * tree-cfg.c (verify_gimple_assign_binary):
2449 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2450 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2451 (create_general_new_stmt): Note that this function is broken.
2453 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2455 * common.opt (fhelp): Add Var(help_flag).
2456 * gcc-plugin.h (plugin_info): Add help.
2457 * plugin.c (plugin_name_args): Add help.
2458 (register_plugin_info): Set plugin->help.
2459 (print_help_one_plugin): New.
2460 (print_plugins_help): New.
2461 * plugin.h (print_plugins_help): New.
2462 * toplev.c (toplev_main): Call print_plugins_help if needed.
2464 2009-04-16 Richard Guenther <rguenther@suse.de>
2466 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2467 (gimple_ior_addresses_taken_1): New function.
2468 (gimple_ior_addresses_taken): Likewise.
2469 * gimple.h (struct gimple_statement_with_ops_base): Remove
2470 addresses_taken member.
2471 (gimple_ior_addresses_taken): Declare.
2472 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2473 gimple_set_addresses_taken): Remove.
2474 * ipa-reference.c (mark_address): New function.
2475 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2476 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2477 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2478 (gimple_add_to_addresses_taken): Remove.
2479 (get_tmr_operands): Call mark_address_taken.
2480 (get_asm_expr_operands): Likewise.
2481 (get_expr_operands): Likewise.
2482 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2483 (free_stmt_operands): Do not free it.
2484 * tree-ssa.c (delete_tree_ssa): Likewise.
2485 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2487 2009-04-16 Richard Guenther <rguenther@suse.de>
2489 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2490 (walk_stmt_load_store_ops): Likewise.
2491 * gimple.c (get_base_loadstore): New function.
2492 (walk_stmt_load_store_addr_ops): Likewise.
2493 (walk_stmt_load_store_ops): Likewise.
2494 * ipa-pure-const.c (check_op): Simplify.
2495 (check_load, check_store): New functions.
2496 (check_stmt): Use walk_stmt_load_store_ops.
2497 * ipa-reference.c (mark_load): Adjust signature.
2498 (mark_store): Likewise.
2499 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2501 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2503 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2505 * opts.c (common_handle_option): Don't call print_version.
2506 * plugin.c (plugin_name_args): Add version.
2507 (register_plugin_info): New.
2508 (register_callback): Handle PLUGIN_INFO.
2509 (try_init_one_plugin): New.
2510 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2512 (finalize_one_plugin): New.
2513 (finalize_plugins): New.
2514 (print_one_plugin): New.
2515 (print_plugins_versions): New.
2516 * plugin.h (print_plugins_versions): New.
2517 (finalize_plugins): New.
2518 * toplev.c (compile_file): Don't call initialize_plugins.
2519 (print_version): Call print_plugins_versions.
2520 (toplev_main): Call initialize_plugins. Print version if needed.
2521 Call finalize_plugins.
2523 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2525 * common.opt (fversion): New.
2526 * gcc.c (print_version): New.
2527 (process_command): Don't print the version. Just set print_version.
2528 (main): Print version. Call subprocesses if print_version and
2529 verbose_flag are set.
2530 * opts.c (common_handle_option): Handle OPT_fversion.
2532 2009-04-16 Richard Guenther <rguenther@suse.de>
2533 Ira Rosen <irar@il.ibm.com>
2535 PR tree-optimization/39698
2536 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2537 type of the reduction variable. Only generate the def if
2540 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2541 make sure to first convert to an integer of the same precision.
2542 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2543 the type of the evolution correctly in computing the new
2544 induction variable base.
2546 2009-04-16 Richard Guenther <rguenther@suse.de>
2549 * tree-cfg.c (make_blocks): Split statements with to-be
2550 abnormal SSA names on the lhs.
2552 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2554 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2555 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2556 * c-typeck.c (really_start_incremental_init): Likewise.
2557 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2558 (TARGET_INITIALIZER): Remove it.
2559 * target.h (struct target): Remove vector_opaque_p.
2560 * tree.c (build_opaque_vector_type): New.
2561 * tree.h (TYPE_VECTOR_OPAQUE): New.
2562 (build_opaque_vector_type): Declare.
2563 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2564 * config/rs6000/rs6000.c (build_opaque_vector_type,
2565 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2566 (rs6000_init_builtins): Use build_opaque_vector_type for
2567 opaque_V4SI_type_node.
2569 2009-04-15 Catherine Moore <clm@codesourcery.com>
2571 * debug.h (set_name): Declare.
2572 * dwarf2out.c (dwarf2out_set_name): Declare.
2573 (dwarf2_debug_hooks): Add set_name.
2574 (find_AT_string): New.
2575 (add_AT_string): Call find_AT_string.
2576 (dwarf2out_set_name): New.
2577 * cp/decl.c (grokdeclarator): Call set_name.
2578 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2579 * debug.c (do_nothing_debug_hooks): Likewise.
2580 * dbxout.c (dbx_debug_hooks): Likewise.
2581 * sdbout.c (sdb_debug_hooks): Likewise.
2583 2009-04-15 Michael Eager <eager@eagercon.com>
2585 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2586 reg for single-precision FPU.
2587 * config/rs6000/rs6000.md (movsi_internal1): Only for
2589 (movsi_internal1_single): New. Add pattern to move SI values to/from
2590 single-precision FP regs.
2592 2009-04-15 Richard Guenther <rguenther@suse.de>
2594 * omp-low.c (lower_rec_input_clauses): Build correct address
2596 (expand_omp_for_generic): Fix multiplication type.
2597 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2598 (generate_memset_zero): Fix types.
2599 * tree-profile.c (prepare_instrumented_value): Correctly
2602 2009-04-15 Ian Lance Taylor <iant@google.com>
2604 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2605 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2606 for -Wall and for -Wc++-compat.
2607 (c_common_post_options): For C++, set warn_enum_compare if not
2609 * c-tree.h (struct c_expr): Add field original_type.
2610 (build_external_ref): Update declaration.
2611 * c-parser.c (c_parser_braced_init): Set original_type.
2612 (c_parser_initelt): Likewise.
2613 (c_parser_expr_no_commas): Likewise.
2614 (c_parser_conditional_expression): Likewise.
2615 (c_parser_cast_expression): Likewise.
2616 (c_parser_unary_expression): Likewise. Pull setting of
2617 original_code to top of function.
2618 (c_parser_sizeof_expression): Set original_type.
2619 (c_parser_alignof_expression): Likewise.
2620 (c_parser_postfix_expression): Likewise. Pull setting of
2621 original_code to top of function.
2622 (c_parser_postfix_expression_after_paren_type): Set original_type.
2623 (c_parser_postfix_expression_after_primary): Likewise.
2624 (c_parser_expression): Likewise.
2625 * c-typeck.c (build_external_ref): Add type parameter. Change all
2627 (c_expr_sizeof_expr): Set original_type field.
2628 (parser_build_unary_op): Likewise.
2629 (parser_build_binary_op): Likewise. Optionally warn about
2630 comparisons of enums of different types.
2631 (digest_init): Set original_type field.
2632 (really_start_incremental_init): Likewise.
2633 (push_init_level, pop_init_level): Likewise.
2634 * doc/invoke.texi (Warning Options): -Wenum-compare now
2637 2009-04-15 Richard Guenther <rguenther@suse.de>
2639 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2640 out a necessary conversion.
2641 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2642 names we didn't value number.
2643 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2645 2009-04-15 Richard Guenther <rguenther@suse.de>
2647 PR tree-optimization/39764
2648 * tree-ssa-ccp.c (get_value): Canonicalize value with
2649 canonicalize_float_value.
2651 2009-04-15 Jan Hubicka <jh@suse.cz>
2653 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2654 Wrong version of patch.
2656 2009-04-15 Jan Hubicka <jh@suse.cz>
2658 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2660 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2662 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2663 our distinct integral and vector types.
2665 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2667 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2668 * init.c (build_vtbl_address): Remove call to assemble_external.
2670 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2672 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2673 output for other floating point modes.
2675 2009-04-14 Diego Novillo <dnovillo@google.com>
2677 * diagnostic.c (diagnostic_report_diagnostic): Do not
2678 warn about loaded plugins for DK_ERROR and DK_WARNING.
2679 * c-decl.c (declspecs_add_type): Move call to
2680 invoke_plugin_callbacks ...
2681 * c-parser.c (c_parser_declspecs): ... here.
2682 * plugin.c (dump_active_plugins): Tidy output.
2684 2009-04-14 Diego Novillo <dnovillo@google.com>
2685 Le-Chun Wu <lcwu@google.com>
2687 * configure.ac: Add --enable-plugin support.
2688 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2689 * Makefile.in (PLUGIN_H): Define.
2690 Export ENABLE_PLUGIN and GMPINC to site.exp.
2691 Add PLUGINLIBS to link command.
2692 Add/modify dependencies for plugin.o and files including plugin.h.
2694 * config.in: Regenerate.
2696 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2699 2009-04-14 Le-Chun Wu <lcwu@google.com>
2701 * tree-pass.h (register_one_dump_file): Add a prototype for
2702 register_one_dump_file.
2703 * toplev.c (compile_file): Call initialize_plugins.
2704 (do_compile): Call invoke_plugin_callbacks.
2705 (toplev_main): Call invoke_plugin_callbacks.
2706 * common.opt: Add -fplugin= and -fplugin-arg-.
2707 * gcc-plugin.h: New public header file for plugins to include.
2708 * plugin.c: New source file.
2709 * plugin.h: New internal header file.
2710 * passes.c (register_one_dump_file): Make it external.
2712 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2714 2009-04-14 Diego Novillo <dnovillo@google.com>
2716 * doc/plugins.texi: New.
2717 * doc/gccint.texi: Add reference to Plugins chapter.
2718 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2719 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2720 loaded plugins, if any.
2721 * timevar.def (TV_PLUGIN_INIT): Define.
2722 (TV_PLUGIN_RUN): Define.
2723 * plugin.c: Include timevar.h
2724 (plugins_active_p): New.
2725 (dump_active_plugins): New.
2726 (debug_active_plugins): New.
2728 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2730 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2732 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2734 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2736 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2737 the same as a minus without a shift.
2739 2009-04-14 Nick Clifton <nickc@redhat.com>
2741 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2742 comparisons with small integers will always produce a short
2745 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2748 2008-12-19 Diego Novillo <dnovillo@google.com>
2750 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2752 2009-04-14 Richard Guenther <rguenther@suse.de>
2754 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2756 (verify_gimple_assign_binary): Likewise. Handle shifts and
2758 (verify_gimple_phi): Print the mismatched argument position.
2759 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2761 (vect_update_init_of_dr): Likewise.
2762 * matrix-reorg.c (transform_access_sites): Do what the
2764 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2766 2009-04-13 Michael Eager <eager@eagercon.com>
2768 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2769 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2770 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2771 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2772 remove duplicate config
2774 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2776 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2777 file_name:line_number type locator of the call site.
2779 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2781 * genautomata.c: Put blank after comma.
2782 (automaton_decls): New.
2783 (struct unit_usage): Add comments to member next.
2784 (store_alt_unit_usage): Keep the list ordered.
2785 (unit_present_on_list_p, equal_alternatives_p): New.
2786 (check_regexp_units_distribution): Check units distribution
2787 correctness correctly.
2788 (main): Don't write automata if error is found. Return correct
2791 * config/m68k/cf.md (cfv4_ds): Remove.
2792 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2793 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2795 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2796 power4-load-ext, power4-store, power4-store-update,
2797 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2798 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2799 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2800 power4-sqrt, power4-isync): Modify reservation to make correct
2801 unit distribution to automata.
2803 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2804 power5-store-update, power5-two, power5-three, power5-lmul,
2805 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2807 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2809 * except.c (pass_set_nothrow_function_flags): Set name and add
2811 (set_nothrow_function_flags): Mention in the dump file when
2812 changing a function to nothrow.
2814 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2817 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2818 instead of unsigned long.
2820 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2822 * config/arm/arm.c (return_used_this_function): Remove.
2823 (arm_output_function_prologue): Remove use of
2824 return_used_this_function.
2825 (output_return_instruction): Replace use of
2826 return_used_this_function
2827 by cfun->machine->return_used_this_function.
2828 (arm_output_epilogue): Likewise.
2829 (arm_output_function_epilogue): Likewise.
2830 (thumb_unexpanded_epilogue): Likewise.
2831 * config/arm/arm.h (struct machine_function):
2832 New member return_used_this_function.
2834 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2836 * doc/install.texi: Correct description of default directory for
2837 --with-gxx-include-dir.
2839 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2841 * fold-const.c (build_range_check): Properly deal with enumeral and
2844 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2846 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2847 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2848 * params.h (MAX_GCSE_PASSES): Remove.
2849 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2850 in sequence. Remove ability to run multiple passes.
2851 (bypass_jumps): Report run as third CPROP pass.
2853 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2856 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2857 when deciding whether the whole SEQUENCE can throw.
2859 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2862 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2863 offseted label references.
2865 2009-04-11 Jan Hubicka <jh@suse.cz>
2867 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2869 2009-04-11 Richard Guenther <rguenther@suse.de>
2872 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2873 return variables as TREE_ADDRESSABLE.
2875 2009-04-11 Richard Guenther <rguenther@suse.de>
2877 PR tree-optimization/39713
2878 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2879 reference trees have SSA_NAME operands.
2881 2009-04-11 Richard Guenther <rguenther@suse.de>
2884 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2885 address expressions.
2887 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2889 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2890 match changes in Cygwin 1.7
2891 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2892 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2894 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2896 PR tree-optimization/39701
2897 * doc/invoke.texi (Optimization Options): Document change in
2898 meaning and initialization of -fdelete-null-pointer-checks.
2900 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2903 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2905 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2908 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2910 2009-04-10 Chao-ying Fu <fu@mips.com>
2912 * doc/tm.texi (Instruction Output): Document
2913 TARGET_ASM_FINAL_POSTSCAN_INSN.
2914 * target.h (final_postscan_insn): New field in asm_out.
2915 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2916 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2917 * final.c (final_scan_insn): Call
2918 targetm.asm_out.final_postscan_insn after outputting
2919 an asm macro and a normal instruction.
2921 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2922 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2923 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2924 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2925 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2927 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2930 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2931 variables as non-NULL even with -fdelete-null-pointer-checks.
2933 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2935 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2937 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2940 * config/i386/i386.c (classify_argument): Handle SCmode with
2941 (bit_offset % 64) != 0.
2943 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2945 * doc/invoke.texi (Optimize Options): Add cross-reference to
2946 -Q --help=optimizers examples.
2948 2009-04-10 Ben Elliston <bje@au.ibm.com>
2951 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2952 regalign for the reg == fpr and TDmode case.
2954 2009-04-09 David Ayers <ayers@fsfe.org>
2957 * objc/objc-act.c (warn_with_method): Remove helper function.
2958 (check_duplicates): Call warning and inform directly.
2959 (really_start_method): Likewise.
2961 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2963 * expmed.c (expand_divmod): Always use a comparison for a division
2964 by a large unsigned integer.
2966 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2967 for things others than variables or functions as nonzero.
2969 2009-04-09 Nick Clifton <nickc@redhat.com>
2971 * unwind-compat.c: Change copyright header to refer to version
2972 3 of the GNU General Public License with version 3.1 of the
2973 GCC Runtime Library Exception and to point readers at the
2974 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2975 * config/alpha/crtfastmath.c: Likewise.
2976 * config/alpha/linux-unwind.h: Likewise.
2977 * config/alpha/qrnnd.asm: Likewise.
2978 * config/alpha/vms-crt0-64.c: Likewise.
2979 * config/alpha/vms-crt0.c: Likewise.
2980 * config/alpha/vms-dwarf2.asm: Likewise.
2981 * config/alpha/vms-dwarf2eh.asm: Likewise.
2982 * config/alpha/vms-psxcrt0-64.c: Likewise.
2983 * config/alpha/vms-psxcrt0.c: Likewise.
2984 * config/alpha/vms_tramp.asm: Likewise.
2985 * config/arc/initfini.c: Likewise.
2986 * config/arc/lib1funcs.asm: Likewise.
2987 * config/arm/bpabi-v6m.S: Likewise.
2988 * config/arm/bpabi.S: Likewise.
2989 * config/arm/bpabi.c: Likewise.
2990 * config/arm/crti.asm: Likewise.
2991 * config/arm/crtn.asm: Likewise.
2992 * config/arm/ieee754-df.S: Likewise.
2993 * config/arm/ieee754-sf.S: Likewise.
2994 * config/arm/lib1funcs.asm: Likewise.
2995 * config/arm/libunwind.S: Likewise.
2996 * config/arm/linux-atomic.c: Likewise.
2997 * config/arm/mmintrin.h: Likewise.
2998 * config/arm/pr-support.c: Likewise.
2999 * config/arm/unaligned-funcs.c: Likewise.
3000 * config/arm/unwind-arm.c: Likewise.
3001 * config/arm/unwind-arm.h: Likewise.
3002 * config/avr/libgcc.S: Likewise.
3003 * config/bfin/crti.s: Likewise.
3004 * config/bfin/crtlibid.s: Likewise.
3005 * config/bfin/crtn.s: Likewise.
3006 * config/bfin/lib1funcs.asm: Likewise.
3007 * config/bfin/linux-unwind.h: Likewise.
3008 * config/cris/arit.c: Likewise.
3009 * config/cris/cris_abi_symbol.c: Likewise.
3010 * config/darwin-64.c: Likewise.
3011 * config/darwin-crt2.c: Likewise.
3012 * config/darwin-crt3.c: Likewise.
3013 * config/darwin.h: Likewise.
3014 * config/dbxelf.h: Likewise.
3015 * config/dfp-bit.c: Likewise.
3016 * config/dfp-bit.h: Likewise.
3017 * config/elfos.h: Likewise.
3018 * config/fixed-bit.c: Likewise.
3019 * config/fixed-bit.h: Likewise.
3020 * config/fp-bit.c: Likewise.
3021 * config/fp-bit.h: Likewise.
3022 * config/fr30/crti.asm: Likewise.
3023 * config/fr30/crtn.asm: Likewise.
3024 * config/fr30/lib1funcs.asm: Likewise.
3025 * config/freebsd-spec.h: Likewise.
3026 * config/frv/cmovd.c: Likewise.
3027 * config/frv/cmovh.c: Likewise.
3028 * config/frv/cmovw.c: Likewise.
3029 * config/frv/frvbegin.c: Likewise.
3030 * config/frv/frvend.c: Likewise.
3031 * config/frv/lib1funcs.asm: Likewise.
3032 * config/glibc-stdint.h: Likewise.
3033 * config/h8300/clzhi2.c: Likewise.
3034 * config/h8300/crti.asm: Likewise.
3035 * config/h8300/crtn.asm: Likewise.
3036 * config/h8300/ctzhi2.c: Likewise.
3037 * config/h8300/fixunssfsi.c: Likewise.
3038 * config/h8300/lib1funcs.asm: Likewise.
3039 * config/h8300/parityhi2.c: Likewise.
3040 * config/h8300/popcounthi2.c: Likewise.
3041 * config/i386/ammintrin.h: Likewise.
3042 * config/i386/att.h: Likewise.
3043 * config/i386/avxintrin.h: Likewise.
3044 * config/i386/biarch64.h: Likewise.
3045 * config/i386/bmmintrin.h: Likewise.
3046 * config/i386/cpuid.h: Likewise.
3047 * config/i386/cross-stdarg.h: Likewise.
3048 * config/i386/crtfastmath.c: Likewise.
3049 * config/i386/crtprec.c: Likewise.
3050 * config/i386/cygming-crtbegin.c: Likewise.
3051 * config/i386/cygming-crtend.c: Likewise.
3052 * config/i386/cygwin.asm: Likewise.
3053 * config/i386/emmintrin.h: Likewise.
3054 * config/i386/gmm_malloc.h: Likewise.
3055 * config/i386/gthr-win32.c: Likewise.
3056 * config/i386/i386.h: Likewise.
3057 * config/i386/immintrin.h: Likewise.
3058 * config/i386/linux-unwind.h: Likewise.
3059 * config/i386/linux64.h: Likewise.
3060 * config/i386/mm3dnow.h: Likewise.
3061 * config/i386/mmintrin-common.h: Likewise.
3062 * config/i386/mmintrin.h: Likewise.
3063 * config/i386/nmmintrin.h: Likewise.
3064 * config/i386/pmm_malloc.h: Likewise.
3065 * config/i386/pmmintrin.h: Likewise.
3066 * config/i386/smmintrin.h: Likewise.
3067 * config/i386/sol2-c1.asm: Likewise.
3068 * config/i386/sol2-ci.asm: Likewise.
3069 * config/i386/sol2-cn.asm: Likewise.
3070 * config/i386/sol2-gc1.asm: Likewise.
3071 * config/i386/tmmintrin.h: Likewise.
3072 * config/i386/unix.h: Likewise.
3073 * config/i386/w32-unwind.h: Likewise.
3074 * config/i386/wmmintrin.h: Likewise.
3075 * config/i386/x86-64.h: Likewise.
3076 * config/i386/x86intrin.h: Likewise.
3077 * config/i386/xmmintrin.h: Likewise.
3078 * config/ia64/crtbegin.asm: Likewise.
3079 * config/ia64/crtend.asm: Likewise.
3080 * config/ia64/crtfastmath.c: Likewise.
3081 * config/ia64/crti.asm: Likewise.
3082 * config/ia64/crtn.asm: Likewise.
3083 * config/ia64/fde-glibc.c: Likewise.
3084 * config/ia64/lib1funcs.asm: Likewise.
3085 * config/ia64/linux-unwind.h: Likewise.
3086 * config/ia64/quadlib.c: Likewise.
3087 * config/ia64/unwind-ia64.c: Likewise.
3088 * config/linux.h: Likewise.
3089 * config/m32c/m32c-lib1.S: Likewise.
3090 * config/m32c/m32c-lib2-trapv.c: Likewise.
3091 * config/m32c/m32c-lib2.c: Likewise.
3092 * config/m32r/initfini.c: Likewise.
3093 * config/m68hc11/larith.asm: Likewise.
3094 * config/m68hc11/m68hc11-crt0.S: Likewise.
3095 * config/m68k/cf.md: Likewise.
3096 * config/m68k/crti.s: Likewise.
3097 * config/m68k/crtn.s: Likewise.
3098 * config/m68k/lb1sf68.asm: Likewise.
3099 * config/m68k/linux-unwind.h: Likewise.
3100 * config/mcore/crti.asm: Likewise.
3101 * config/mcore/crtn.asm: Likewise.
3102 * config/mcore/lib1.asm: Likewise.
3103 * config/mips/linux-unwind.h: Likewise.
3104 * config/mips/loongson.h: Likewise.
3105 * config/mips/mips16.S: Likewise.
3106 * config/mmix/crti.asm: Likewise.
3107 * config/mmix/crtn.asm: Likewise.
3108 * config/pa/fptr.c: Likewise.
3109 * config/pa/hpux-unwind.h: Likewise.
3110 * config/pa/lib2funcs.asm: Likewise.
3111 * config/pa/linux-atomic.c: Likewise.
3112 * config/pa/linux-unwind.h: Likewise.
3113 * config/pa/milli64.S: Likewise.
3114 * config/pa/quadlib.c: Likewise.
3115 * config/pa/stublib.c: Likewise.
3116 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3117 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3118 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3119 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3120 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3121 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3122 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3123 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3124 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3125 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3126 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3127 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3128 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3129 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3130 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3131 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3132 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3133 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3134 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3135 * config/rs6000/750cl.h: Likewise.
3136 * config/rs6000/altivec.h: Likewise.
3137 * config/rs6000/biarch64.h: Likewise.
3138 * config/rs6000/crtresfpr.asm: Likewise.
3139 * config/rs6000/crtresgpr.asm: Likewise.
3140 * config/rs6000/crtresxfpr.asm: Likewise.
3141 * config/rs6000/crtresxgpr.asm: Likewise.
3142 * config/rs6000/crtsavfpr.asm: Likewise.
3143 * config/rs6000/crtsavgpr.asm: Likewise.
3144 * config/rs6000/darwin-asm.h: Likewise.
3145 * config/rs6000/darwin-fallback.c: Likewise.
3146 * config/rs6000/darwin-fpsave.asm: Likewise.
3147 * config/rs6000/darwin-ldouble.c: Likewise.
3148 * config/rs6000/darwin-tramp.asm: Likewise.
3149 * config/rs6000/darwin-unwind.h: Likewise.
3150 * config/rs6000/darwin-vecsave.asm: Likewise.
3151 * config/rs6000/darwin-world.asm: Likewise.
3152 * config/rs6000/e500crtres32gpr.asm: Likewise.
3153 * config/rs6000/e500crtres64gpr.asm: Likewise.
3154 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3155 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3156 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3157 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3158 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3159 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3160 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3161 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3162 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3163 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3164 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3165 * config/rs6000/eabi-ci.asm: Likewise.
3166 * config/rs6000/eabi-cn.asm: Likewise.
3167 * config/rs6000/eabi.asm: Likewise.
3168 * config/rs6000/linux-unwind.h: Likewise.
3169 * config/rs6000/linux64.h: Likewise.
3170 * config/rs6000/paired.h: Likewise.
3171 * config/rs6000/paired.md: Likewise.
3172 * config/rs6000/ppc64-fp.c: Likewise.
3173 * config/rs6000/ppu_intrinsics.h: Likewise.
3174 * config/rs6000/rs6000.h: Likewise.
3175 * config/rs6000/si2vmx.h: Likewise.
3176 * config/rs6000/sol-ci.asm: Likewise.
3177 * config/rs6000/sol-cn.asm: Likewise.
3178 * config/rs6000/spe.h: Likewise.
3179 * config/rs6000/spu2vmx.h: Likewise.
3180 * config/rs6000/sysv4.h: Likewise.
3181 * config/rs6000/tramp.asm: Likewise.
3182 * config/rs6000/vec_types.h: Likewise.
3183 * config/s390/linux-unwind.h: Likewise.
3184 * config/s390/tpf-unwind.h: Likewise.
3185 * config/score/crti.asm: Likewise.
3186 * config/score/crtn.asm: Likewise.
3187 * config/sh/crt1.asm: Likewise.
3188 * config/sh/crti.asm: Likewise.
3189 * config/sh/crtn.asm: Likewise.
3190 * config/sh/divtab-sh4-300.c: Likewise.
3191 * config/sh/divtab-sh4.c: Likewise.
3192 * config/sh/divtab.c: Likewise.
3193 * config/sh/lib1funcs-4-300.asm: Likewise.
3194 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3195 * config/sh/lib1funcs.asm: Likewise.
3196 * config/sh/lib1funcs.h: Likewise.
3197 * config/sh/linux-atomic.asm: Likewise.
3198 * config/sh/linux-unwind.h: Likewise.
3199 * config/sh/shmedia.h: Likewise.
3200 * config/sh/sshmedia.h: Likewise.
3201 * config/sh/ushmedia.h: Likewise.
3202 * config/sparc/crtfastmath.c: Likewise.
3203 * config/sparc/linux-unwind.h: Likewise.
3204 * config/sparc/sol2-c1.asm: Likewise.
3205 * config/sparc/sol2-ci.asm: Likewise.
3206 * config/sparc/sol2-cn.asm: Likewise.
3207 * config/spu/divmodti4.c: Likewise.
3208 * config/spu/divv2df3.c: Likewise.
3209 * config/spu/float_disf.c: Likewise.
3210 * config/spu/float_unsdidf.c: Likewise.
3211 * config/spu/float_unsdisf.c: Likewise.
3212 * config/spu/float_unssidf.c: Likewise.
3213 * config/spu/mfc_multi_tag_release.c: Likewise.
3214 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3215 * config/spu/mfc_tag_release.c: Likewise.
3216 * config/spu/mfc_tag_reserve.c: Likewise.
3217 * config/spu/mfc_tag_table.c: Likewise.
3218 * config/spu/multi3.c: Likewise.
3219 * config/spu/spu_internals.h: Likewise.
3220 * config/spu/spu_intrinsics.h: Likewise.
3221 * config/spu/spu_mfcio.h: Likewise.
3222 * config/spu/vec_types.h: Likewise.
3223 * config/spu/vmx2spu.h: Likewise.
3224 * config/stormy16/stormy16-lib2.c: Likewise.
3225 * config/svr4.h: Likewise.
3226 * config/sync.c: Likewise.
3227 * config/v850/lib1funcs.asm: Likewise.
3228 * config/vxlib-tls.c: Likewise.
3229 * config/vxlib.c: Likewise.
3230 * config/vxworks-dummy.h: Likewise.
3231 * config/xtensa/crti.asm: Likewise.
3232 * config/xtensa/crtn.asm: Likewise.
3233 * config/xtensa/ieee754-df.S: Likewise.
3234 * config/xtensa/ieee754-sf.S: Likewise.
3235 * config/xtensa/lib1funcs.asm: Likewise.
3236 * config/xtensa/lib2funcs.S: Likewise.
3237 * config/xtensa/linux-unwind.h: Likewise.
3238 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3239 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3240 * coretypes.h: Likewise.
3241 * crtstuff.c: Likewise.
3242 * defaults.h: Likewise.
3243 * dwarf2.h: Likewise.
3244 * emutls.c: Likewise.
3245 * gbl-ctors.h: Likewise.
3246 * gcov-io.h: Likewise.
3247 * ginclude/float.h: Likewise.
3248 * ginclude/iso646.h: Likewise.
3249 * ginclude/stdarg.h: Likewise.
3250 * ginclude/stdbool.h: Likewise.
3251 * ginclude/stddef.h: Likewise.
3252 * ginclude/stdfix.h: Likewise.
3253 * ginclude/stdint-gcc.h: Likewise.
3254 * ginclude/tgmath.h: Likewise.
3255 * gthr-aix.h: Likewise.
3256 * gthr-dce.h: Likewise.
3257 * gthr-gnat.c: Likewise.
3258 * gthr-gnat.h: Likewise.
3259 * gthr-lynx.h: Likewise.
3260 * gthr-mipssde.h: Likewise.
3261 * gthr-nks.h: Likewise.
3262 * gthr-posix.c: Likewise.
3263 * gthr-posix.h: Likewise.
3264 * gthr-posix95.h: Likewise.
3265 * gthr-rtems.h: Likewise.
3266 * gthr-single.h: Likewise.
3267 * gthr-solaris.h: Likewise.
3268 * gthr-tpf.h: Likewise.
3269 * gthr-vxworks.h: Likewise.
3270 * gthr-win32.h: Likewise.
3272 * libgcc2.c: Likewise.
3273 * libgcc2.h: Likewise.
3274 * libgcov.c: Likewise.
3275 * tsystem.h: Likewise.
3276 * typeclass.h: Likewise.
3277 * unwind-c.c: Likewise.
3278 * unwind-compat.h: Likewise.
3279 * unwind-dw2-fde-compat.c: Likewise.
3280 * unwind-dw2-fde-darwin.c: Likewise.
3281 * unwind-dw2-fde-glibc.c: Likewise.
3282 * unwind-dw2-fde.c: Likewise.
3283 * unwind-dw2-fde.h: Likewise.
3284 * unwind-dw2.c: Likewise.
3285 * unwind-dw2.h: Likewise.
3286 * unwind-generic.h: Likewise.
3287 * unwind-pe.h: Likewise.
3288 * unwind-sjlj.c: Likewise.
3289 * unwind.inc: Likewise.
3290 * config/arm/neon-gen.ml: Change generated copyright header to
3291 refer to version 3 of the GNU General Public License with
3292 version 3.1 of the GCC Runtime Library Exception and to point
3293 readers at the COPYING3 and COPYING3.RUNTIME files and the
3294 FSF's license web page.
3295 * config/arm/arm_neon.h: Regenerate.
3297 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3299 * config/cris/cris.md: Change copyright header to refer to version
3300 3 of the GNU General Public License.
3301 * doc/install.texi2html: Change copyright header to refer to version
3302 3 of the GNU General Public License and to point readers at the
3303 COPYING3 file and the FSF's license web page.
3304 * config/vax/linux.h: Likewise.
3306 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3308 * config/i386/i386.md (cmpcc): New.
3309 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3310 (sync_compare_and_swap_cc*): Delete.
3312 * config/s390/s390.c (s390_compare_emitted): Remove.
3313 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3314 s390_compare_emitted used to be handled. Assert that modes match.
3315 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3316 refer to sync_compare_and_swap_ccsi.
3317 * config/s390/s390.h (s390_compare_emitted): Remove.
3318 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3319 instead of s390_compare_emitted.
3320 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3321 instead of s390_compare_emitted.
3322 * config/s390/s390.md (cmpcc): New.
3323 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3324 CC_REGNUM, do not pretend it's set.
3325 (sync_compare_and_swap_cc*): Delete.
3326 * config/s390/predicates.md (cc_reg_operand): New.
3328 * expr.c (sync_compare_and_swap_cc): Delete.
3329 * optabs.h (sync_compare_and_swap_cc): Delete.
3330 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3331 is being used with can_compare_p.
3332 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3334 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3335 look for a MODE_CC set instead. Use emit_store_flag.
3336 (expand_compare_and_swap_loop): Likewise, with some additional
3337 complication to avoid a force_reg when useless. Use
3338 emit_cmp_and_jump_insns.
3339 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3340 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3341 sync_compare_and_swap documentation.
3343 2009-04-09 Jan Hubicka <jh@suse.cz>
3345 * except.c (find_prev_try): Break out from ....
3346 (duplicate_eh_regions): ... here; properly update prev_try pointers
3347 when duplication part of tree.
3348 (dump_eh_tree): Improve dumping.
3349 (verify_eh_region): New.
3350 (verify_eh_tree): Use it.
3352 2009-04-06 Richard Guenther <rguenther@suse.de>
3354 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3355 &ARRAY addresses by adjusting their types and prepending
3357 * tree-cfg.c (verify_gimple_assign_single): Verify that
3358 addresses are correct.
3360 2009-04-09 Richard Guenther <rguenther@suse.de>
3362 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3363 indices into an array reference if possible.
3364 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3365 Fold POINTER_PLUS_EXPR statements with invariant address.
3367 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3370 * config.gcc (powerpc64-*-linux*): Always build biarch.
3372 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3375 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3376 it and pedwarn if this results in an INTEGER_CST.
3378 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3380 * doc/install.texi: Update minimum GMP version. Remove obsolete
3381 text in MPFR section.
3383 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3385 * dwarf2out.c (class_scope_p): New static inline.
3386 (class_or_namespace_scope_p): Use it.
3387 (gen_variable_die): Use DW_TAG_member tag for static data member
3388 declarations instead of DW_TAG_variable.
3391 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3394 2009-04-08 Richard Guenther <rguenther@suse.de>
3396 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3397 valueize random data.
3399 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3401 * config.gcc (aix tm_file): Add aix-stdint.h.
3402 (aix tm clause use_gcc_stdint): Set to wrap.
3403 * config/rs6000/aix-stdint.h: New file.
3405 2009-04-08 Richard Guenther <rguenther@suse.de>
3408 * tree-dfa.c (add_referenced_var): Do not recurse into
3409 global initializers.
3410 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3412 (fold_const_aggregate_ref): Likewise.
3414 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3416 * recog.c (ordered_comparison_operator): New.
3417 * gensupport.c (std_preds): Add it.
3418 * doc/md.texi (Machine-Independent Predicates): Document it.
3420 2009-04-08 Jan Hubicka <jh@suse.cz>
3422 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3423 * function.h (rtl_eh): Remove exception_handler_label_map.
3424 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3425 remove_exception_handler_label, for_each_eh_label_1): Remove.
3426 (rtl_remove_unreachable_regions): Remove.
3427 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3428 (find_exception_handler_labels): Don't build the hashtable.
3429 (maybe_remove_eh_handler): Remove.
3430 (for_each_eh_label): Rewrite to walk the tree.
3431 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3432 * except.h (maybe_remove_eh_handler): Remove.
3433 * passes.c (init_optimization_passes): Schedule second EH cleanup
3435 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3436 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3438 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3440 * genoutput.c (validate_optab_operands): New.
3441 (gen_insn, gen_expand): Call it.
3443 * genflags.c (gen_insn): Detect misused iterators.
3444 (main): Pass line_no to gen_insn, exit with status 1 on error.
3446 * genextract.c (line_no): Make global.
3447 (VEC_safe_set_locstr): Change assertion to error message.
3448 (main): Exit with status 1 on error.
3450 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3454 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3455 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3456 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3457 * c-convert.c (convert): Do not call fold on results of conversion
3458 functions when the result is a C_MAYBE_CONST_EXPR.
3459 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3460 of __builtin_choose_expr.
3461 * c-typeck.c (remove_c_maybe_const_expr): New.
3462 (build_unary_op, build_conditional_expr, build_compound_expr,
3463 build_binary_op, c_objc_common_truthvalue_conversion): Call
3464 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3467 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3469 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3470 CODE to produce a new one. Add a prototype to use fold_convert_const
3472 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3475 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3476 mix declarations and code.
3478 2009-04-08 Ben Elliston <bje@au.ibm.com>
3480 * gcc.c: Replace `CC' with `GCC' throughout.
3482 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3484 * doc/invoke.texi: Document Atom support.
3486 2009-04-07 Jason Merrill <jason@redhat.com>
3489 * c-common.h, c-common.c: Add flag_pretty_templates.
3490 * c-opts.c (c_common_handle_option): Set it.
3491 * c.opt: Add -fno-pretty-templates.
3492 * doc/invoke.texi (C++ Dialect Options): Likewise.
3494 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3496 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3497 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3498 (ia64_expand_builtin): Likewise.
3500 2009-04-07 Martin Jambor <mjambor@suse.cz>
3502 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3503 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3504 ADDR_EXPRS are include too.
3506 2009-04-07 Richard Guenther <rguenther@suse.de>
3508 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3509 decls are only used if passes as parameters or if they are
3510 local statics and the call is not to a builtin.
3511 (call_may_clobber_ref_p_1): Likewise.
3513 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3515 * expr.c (do_store_flag): Remove last argument. Simplify code
3516 to avoid duplication of tests already done by can_compare_p.
3517 (expand_expr_real_1): Adjust caller.
3519 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3521 * optabs.c (can_compare_p): Test the predicate of a
3522 cbranch and cstore pattern.
3524 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3526 * expr.c (convert_move): Use emit_store_flag instead of
3529 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3531 * config/i386/i386.c (ix86_compare_emitted): Remove.
3532 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3533 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3534 * config/i386/i386.h (ix86_compare_emitted): Remove.
3535 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3536 instead of ix86_compare_emitted.
3537 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3539 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3541 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3542 Add t-sysroot-suffix to tmake_file.
3543 * config/print-sysroot-suffix.sh: New file.
3544 * config/t-sysroot-suffix: New file.
3546 2009-04-07 Ben Elliston <bje@au.ibm.com>
3548 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3549 as the latter produces a warning when the target does not support
3552 2009-04-07 Ben Elliston <bje@au.ibm.com>
3554 * dfp.c: Replace type punning assignments with memcpy throughout.
3555 * Makefile.in (dfp.o-warn): Remove.
3557 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3560 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3561 Include soft-fp/t-softfp after rs6000/t-linux64.
3563 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3565 * stor-layout.c (set_sizetype): Use the full precision of their
3566 machine mode for bitsize types.
3568 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3570 * config/i386/i386.md: Revert 2 accidental checkins.
3572 2009-04-06 Joey Ye <joey.ye@intel.com>
3573 Xuepeng Guo <xuepeng.guo@intel.com>
3574 H.J. Lu <hongjiu.lu@intel.com>
3576 Atom pipeline model, tuning and insn selection.
3577 * config.gcc (atom): Add atom config options and target.
3579 * config/i386/atom.md: New.
3581 * config/i386/i386.c (atom_cost): New cost.
3582 (m_ATOM): New macro flag.
3583 (initial_ix86_tune_features): Set m_ATOM.
3584 (x86_accumulate_outgoing_args): Likewise.
3585 (x86_arch_always_fancy_math_387): Likewise.
3586 (processor_target): Add Atom cost.
3587 (cpu_names): Add Atom cpu name.
3588 (override_options): Set Atom ISA.
3589 (ix86_issue_rate): New case PROCESSOR_ATOM.
3590 (ix86_adjust_cost): Likewise.
3592 * config/i386/i386.h (TARGET_ATOM): New target macro.
3593 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3594 (TARGET_OPT_AGU): New target option.
3595 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3596 (processor_type): Add PROCESSOR_ATOM.
3598 * config/i386/i386.md (cpu): Add new value "atom".
3599 (use_carry, movu): New attr.
3600 (atom.md): Include atom.md.
3601 (adddi3_carry_rex64): Set attr "use_carry".
3602 (addqi3_carry): Likewise.
3603 (addhi3_carry): Likewise.
3604 (addsi3_carry): Likewise.
3605 (*addsi3_carry_zext): Likewise.
3606 (subdi3_carry_rex64): Likewise.
3607 (subqi3_carry): Likewise.
3608 (subhi3_carry): Likewise.
3609 (subsi3_carry): Likewise.
3610 (x86_movdicc_0_m1_rex64): Likewise.
3611 (*x86_movdicc_0_m1_se): Likewise.
3612 (x86_movsicc_0_m1): Likewise.
3613 (*x86_movsicc_0_m1_se): Likewise.
3614 (*adddi_1_rex64): Emit add insn as much as possible.
3615 (*addsi_1): Likewise.
3616 (return_internal): Set atom_unit.
3617 (return_internal_long): Likewise.
3618 (return_pop_internal): Likewise.
3619 (*rcpsf2_sse): Set atom_sse_attr attr.
3620 (*qrt<mode>2_sse): Likewise.
3621 (*prefetch_sse): Likewise.
3623 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3625 (ix86_target_macros_internal): Likewise.
3627 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3628 (*prefetch_sse_rex): Likewise.
3629 (sse_rcpv4sf2): Likewise.
3630 (sse_vmrcpv4sf2): Likewise.
3631 (sse_sqrtv4sf2): Likewise.
3632 (<sse>_vmsqrt<mode>2): Likewise.
3633 (sse_ldmxcsr): Likewise.
3634 (sse_stmxcsr): Likewise.
3635 (*sse_sfence): Likewise.
3636 (sse2_clflush): Likewise.
3637 (*sse2_mfence): Likewise.
3638 (*sse2_lfence): Likewise.
3639 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3640 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3641 (avx_movdqu<avxmodesuffix>): Likewise.
3642 (avx_lddqu<avxmodesuffix>): Likewise.
3643 (sse2_movntv2di): Change attr "type" to "ssemov".
3644 (sse2_movntsi): Likewise.
3645 (rsqrtv8sf2): Change attr "type" to "sseadd".
3646 (sse3_addsubv2df3): Set attr "atom_unit".
3647 (sse3_h<plusminus_insn>v4sf3): Likewise.
3648 (*sse2_pmaddwd): Likewise.
3649 (*vec_extractv2di_1_rex64): Likewise.
3650 (*vec_extractv2di_1_avx): Likewise.
3651 (sse2_psadbw): Likewise.
3652 (ssse3_phaddwv8hi3): Likewise.
3653 (ssse3_phaddwv4hi3): Likewise.
3654 (ssse3_phadddv4si3): Likewise.
3655 (ssse3_phadddv2si3): Likewise.
3656 (ssse3_phaddswv8hi3): Likewise.
3657 (ssse3_phaddswv4hi3): Likewise.
3658 (ssse3_phsubwv8hi3): Likewise.
3659 (ssse3_phsubwv4hi3): Likewise.
3660 (ssse3_phsubdv4si3): Likewise.
3661 (ssse3_phsubdv2si3): Likewise.
3662 (ssse3_phsubswv8hi3): Likewise.
3663 (ssse3_phsubswv4hi3): Likewise.
3664 (ssse3_pmaddubsw128): Likewise.
3665 (sse3_pmaddubsw: Likewise.
3666 (ssse3_palignrti): Likewise.
3667 (ssse3_palignrdi): Likewise.
3669 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3671 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3673 2009-04-06 Richard Guenther <rguenther@suse.de>
3675 PR tree-optimization/28868
3676 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3677 of which PHI results we inserted.
3678 (insert_into_preds_of_block): Record inserted PHIs.
3679 (eliminate): Eliminate redundant PHI nodes.
3680 (init_pre): Init inserted_phi_names.
3682 2009-04-06 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/39643
3685 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3686 IMAGPART_EXPRs of complex constants.
3687 (execute_fold_all_builtins): If we folded a call queue
3688 TODO_update_address_taken.
3690 2009-04-06 Jan Hubicka <jh@suse.cz>
3693 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3696 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3698 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3700 (ic_invalidate_array): Likewise.
3702 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3704 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3705 alignment for library calls.
3707 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3709 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3710 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3711 * config/i386/mingw-stdint.h: New file.
3713 2009-04-05 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/39648
3716 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3717 our &A vs. &A[0] IL deficiencies.
3719 2009-04-04 Jan Hubicka <jh@suse.cz>
3721 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3722 removed toplevel regions.
3723 (sjlj_mark_call_sites): Likewise.
3725 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3727 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3728 (cygwin tm clause use_gcc_stdint): Set to wrap.
3729 * config/i386/cygwin-stdint.h: New file.
3731 2009-04-04 Richard Guenther <rguenther@suse.de>
3733 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3734 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3735 single-argument PHIs if we are in loop-closed SSA form.
3736 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3737 for the pre-condition.
3738 (slpeel_tree_peel_loop_to_edge): Likewise.
3739 (vect_build_loop_niters): Take an optional sequence to append stmts.
3740 (vect_generate_tmps_on_preheader): Likewise.
3741 (vect_do_peeling_for_loop_bound): Take extra guards for the
3743 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3744 the cost model check.
3745 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3746 guards if we are going to peel. Do not apply versioning in that case.
3747 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3748 (vect_do_peeling_for_loop_bound): Likewise.
3749 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3750 loop bound only record extra pre-conditions, do not apply loop
3753 2009-04-04 Richard Guenther <rguenther@suse.de>
3755 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3758 2009-04-04 Jan Hubicka <jh@suse.cz>
3760 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3761 last_basic_block for size of bb->index indexed array.
3762 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3763 compute_out, link_btr_uses, build_btr_def_use_webs,
3764 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3766 2009-04-04 Jan Hubicka <jh@suse.cz>
3768 * except.c (remove_eh_handler_and_replace): Break out from ...
3769 (remove_eh_handler): ... here.
3770 (bring_to_root): New function.
3771 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3772 handled ones, bring others to root of tree.
3774 2009-04-04 Jan Hubicka <jh@suse.cz>
3776 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3777 (all_phis_safe_to_merge): New function.
3778 (update_info): New structure.
3779 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3780 (cleanup_empty_eh): Update SSA if possible.
3782 2009-04-04 Richard Guenther <rguenther@suse.de>
3784 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3785 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3786 (append_vuse): Likewise.
3788 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3790 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3791 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3792 instead of REG_UNSAVED for DW_CFA_undefined.
3793 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3794 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3797 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3800 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3801 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3802 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3804 2009-04-04 Richard Guenther <rguenther@suse.de>
3806 PR tree-optimization/8781
3807 PR tree-optimization/37892
3808 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3809 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3810 (valueize_refs): Call it for *& valueizations.
3811 (shared_reference_ops_from_ref): Rename to ...
3812 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3813 (shared_reference_ops_from_call): Rename to ...
3814 (valueize_shared_reference_ops_from_call): ... this and valueize.
3815 (vn_reference_lookup): Update.
3816 (visit_reference_op_call): Likewise.
3817 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3818 (eliminate): Value-replace the call address in call statements.
3820 2009-04-04 Richard Guenther <rguenther@suse.de>
3822 PR tree-optimization/39636
3823 * tree-ssa-forwprop.c
3824 (forward_propagate_addr_into_variable_array_index): Check for
3825 GIMPLE_ASSIGN before accessing the rhs code.
3827 2009-04-03 Jason Merrill <jason@redhat.com>
3829 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3831 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3833 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3834 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3835 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3836 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3837 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3838 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3839 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3840 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3841 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3842 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3843 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3844 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3845 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3846 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3847 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3848 Use fr_reg_or_fp01_operand instead of fr_register_operand
3850 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3851 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3852 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3854 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3856 PR rtl-optimization/39607
3857 PR rtl-optimization/39631
3861 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3862 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3863 instead of DF_LR_OUT.
3864 * ira-lives.c (process_bb_node_lives): Ditto.
3865 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3866 instead of DF_LR_{OUT,IN}.
3867 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3868 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3870 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3872 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3873 (execute_lower_omp): Always run but take the short way out if -fopenmp
3875 (gate_lower_omp): Remove, forcing the pass manager to always run the
3876 pass and always set PROP_gimple_lomp.
3877 (pass_lower_omp): Remove gate function.
3878 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3879 PROP_trees. Instead, require it.
3880 * ipa-cp.c (pass_ipa_cp): Likewise.
3881 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3882 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3883 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3884 and PROP_gimple_leh.
3886 2009-04-03 Richard Guenther <rguenther@suse.de>
3889 PR tree-optimization/23940
3890 PR tree-optimization/33237
3893 PR tree-optimization/36201
3894 PR tree-optimization/36230
3895 PR tree-optimization/38049
3896 PR tree-optimization/38207
3897 PR tree-optimization/38230
3898 PR tree-optimization/38301
3899 PR tree-optimization/38585
3901 PR tree-optimization/38985
3902 PR tree-optimization/39299
3903 * tree-ssa-structalias.h: Remove.
3904 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3905 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3906 (struct vuse_element_d): Remove.
3907 (struct vuse_vec_d): Likewise.
3908 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3909 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3910 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3911 VUSE_ELEMENT_VAR): Likewise.
3912 (struct voptype_d): Likewise.
3913 (NUM_VOP_FREE_BUCKETS): Likewise.
3914 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3915 (struct stmt_operands_d): Remove.
3916 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3917 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3918 VDEF_NUM, VDEF_VECT): Likewise.
3919 (copy_virtual_operands): Remove.
3920 (operand_build_cmp): Likewise.
3921 (create_ssa_artificial_load_stmt): Likewise.
3922 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3923 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3924 vuse_index and mayuse_index members. Pack and move done and iter_type
3925 members to the front.
3926 (SSA_OP_VMAYUSE): Remove.
3927 (SSA_OP_VIRTUAL_USES): Adjust.
3928 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3929 (unlink_stmt_vdef): Declare.
3930 (add_to_addressable_set): Remove.
3931 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3932 (vrp_visit_stmt): Likewise.
3933 * doc/tree-ssa.texi (Alias analysis): Update.
3934 * doc/invoke.texi (max-aliased-vops): Remove docs.
3935 (avg-aliased-vops): Likewise.
3936 * tree-into-ssa.c (syms_to_rename): Remove.
3937 (need_to_update_vops_p): Likewise.
3938 (need_to_initialize_update_ssa_p): Rename to ...
3939 (update_ssa_initialized_fn): ... this. Track function we are
3941 (symbol_marked_for_renaming): Simplify.
3942 (add_new_name_mapping): Do not set need_to_update_vops_p.
3943 (dump_currdefs): Use SYMS_TO_RENAME.
3944 (rewrite_update_stmt): Always walk all uses/defs.
3945 (dump_update_ssa): Adjust.
3946 (init_update_ssa): Take function argument. Track what we are
3948 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3949 (create_new_def_for): Initialize for cfun, assert we are initialized
3951 (mark_sym_for_renaming): Simplify.
3952 (mark_set_for_renaming): Do not initialize update-ssa.
3953 (need_ssa_update_p): Simplify. Take function argument.
3954 (name_mappings_registered_p): Assert we ask for the correct function.
3955 (name_registered_for_update_p): Likewise.
3956 (ssa_names_to_replace): Likewise.
3957 (release_ssa_name_after_update_ssa): Likewise.
3958 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3959 (dump_decl_set): Do not print a newline.
3960 (debug_decl_set): Do it here.
3961 (dump_update_ssa): And here.
3962 * tree-ssa-loop-im.c (move_computations): Adjust.
3963 (movement_possibility): Likewise.
3964 (determine_max_movement): Likewise.
3965 (gather_mem_refs_stmt): Likewise.
3966 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3968 * tree-complex.c (update_all_vops): Remove.
3969 (expand_complex_move): Adjust.
3970 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3971 Simplify test for memory referencing statement. Exclude
3972 non-invariant ADDR_EXPRs.
3973 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3974 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3975 (rdg_flag_uses): Likewise.
3976 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3978 (tree_optimize_tail_calls_1): Also split the
3979 edge from the entry block if we have degenerate PHI nodes in
3980 the first basic block.
3981 * tree.c (init_ttree): Remove memory-tag related code.
3982 (tree_code_size): Likewise.
3983 (tree_node_structure): Likewise.
3984 (build7_stat): Re-write to be build6_stat.
3985 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3986 (SSA_VAR_P): Adjust.
3987 (struct tree_memory_tag): Remove.
3988 (struct tree_memory_partition_tag): Likewise.
3989 (union tree_node): Adjust.
3990 (build7): Re-write to be build6.
3991 * tree-pass.h (pass_reset_cc_flags): Remove.
3992 (TODO_update_address_taken): New flag.
3993 (pass_simple_dse): Remove.
3994 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3995 * params.h (MAX_ALIASED_VOPS): Remove.
3996 (AVG_ALIASED_VOPS): Likewise.
3997 * omp-low.c (expand_omp_taskreg): Update SSA form.
3998 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3999 aliases the lhs in a copy stmt.
4000 * tree-ssa-dse.c (struct address_walk_data): Remove.
4001 (memory_ssa_name_same): Likewise.
4002 (memory_address_same): Likewise.
4003 (get_kill_of_stmt_lhs): Likewise.
4004 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4005 unused stores. Look through PHI nodes into post-dominated regions.
4006 (dse_optimize_stmt): Simplify. Properly remove stores.
4007 (tree_ssa_dse): Compute dominators.
4008 (execute_simple_dse): Remove.
4009 (pass_simple_dse): Likewise.
4010 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4011 gimple_loaded_syms and gimple_stored_syms computation.
4012 * toplev.c (dump_memory_report): Dump alias and pta stats.
4013 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4014 (vn_reference_eq): Likewise.
4015 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4016 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4017 valueize_vuses): Remove.
4018 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4019 (get_def_ref_stmt_vuse): ... this.
4020 (vn_reference_lookup_2): New function.
4021 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4022 walking equivalent vuses. Simplify.
4023 (vn_reference_lookup): Likewise.
4024 (vn_reference_insert): Likewise.
4025 (vn_reference_insert_pieces): Likewise.
4026 (visit_reference_op_call): Simplify.
4027 (visit_reference_op_load): Likewise.
4028 (visit_reference_op_store): Likewise.
4029 (init_scc_vn): Remove shared_lookup_vuses initialization.
4030 (free_scc_vn): Remove shared_lookup_vuses freeing.
4031 (sort_vuses, sort_vuses_heap): Remove.
4032 (get_ref_from_reference_ops): Export.
4033 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4034 vector with single vuse pointer.
4035 (vn_reference_lookup_pieces, vn_reference_lookup,
4036 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4037 (shared_vuses_from_stmt): Remove.
4038 (get_ref_from_reference_ops): Declare.
4039 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4040 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4041 memory-tag related code.
4042 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4043 (likely_value): Add comment, skip static-chain of call statements.
4044 (surely_varying_stmt_p): Adjust.
4045 (gimplify_and_update_call_from_tree): Likewise.
4046 (execute_fold_all_builtins): Do not rebuild alias info.
4047 (gimplify_and_update_call_from_tree): Properly update VOPs.
4048 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4049 (copy_ref_info): Remove memory-tag related code.
4050 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4051 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4052 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4054 * tree-ssa-dom.c (gimple_p): Remove typedef.
4055 (eliminate_redundant_computations): Adjust.
4056 (record_equivalences_from_stmt): Likewise.
4057 (avail_expr_hash): Likewise.
4058 (avail_expr_eq): Likewise.
4059 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4060 (stmt_makes_single_load): Likewise.
4061 (stmt_makes_single_store): Likewise.
4062 * tree-ssa-alias.c: Rewrite completely.
4063 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4064 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4065 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4066 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4067 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4068 Remove public functions.
4069 (pass_reset_cc_flags): Remove.
4070 (pass_build_alias): Move ...
4071 * tree-ssa-structalias.c (pass_build_alias): ... here.
4072 * tree-ssa-alias.c (may_be_aliased): Move ...
4073 * tree-flow-inline.h (may_be_aliased): ... here.
4074 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4075 count_uses_and_derefs): Move ...
4076 * gimple.c: ... here.
4077 * gimple.h (count_uses_and_derefs): Declare.
4078 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4079 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4080 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4081 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4082 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4083 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4084 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4086 * tree-dfa.c (refs_may_alias_p): Move ...
4087 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4088 * tree-ssa-alias.h: New file.
4089 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4090 (statement_sink_location): Likewise.
4091 * opts.c (decode_options): Do not adjust max-aliased-vops or
4092 avg-aliased-vops values.
4093 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4094 (TV_CALL_CLOBBER): Likewise.
4095 (TV_FLOW_SENSITIVE): Likewise.
4096 (TV_FLOW_INSENSITIVE): Likewise.
4097 (TV_MEMORY_PARTITIONING): Likewise.
4098 (TV_ALIAS_STMT_WALK): New timevar.
4099 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4100 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4101 (get_address_description): Remove memory-tag related code.
4102 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4103 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4104 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4105 and immediate uses in statements. Document.
4106 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4107 (dump_symbols): Remove.
4108 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4109 * alias.c (get_deref_alias_set): New function split out from ...
4110 (get_alias_set): ... here.
4111 * alias.h (get_deref_alias_set): Declare.
4112 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4113 type parameter. Remove restrict pointer handling. Create a
4114 ref-all pointer in case type-based alias sets do not conflict.
4115 (vect_analyze_data_refs): Remove SMT related code.
4116 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4117 (vectorizable_load): Likewise.
4118 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4119 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4120 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4121 Ignore vops and SMTs.
4122 (dr_analyze_alias): Likewise..
4123 (free_data_ref): Likewise.
4124 (create_data_ref): Likewise.
4125 (analyze_all_data_dependences): Likewise.
4126 (get_references_in_stmt): Adjust.
4127 * tree-flow-inline.h (gimple_aliases_computed_p,
4128 gimple_addressable_vars, gimple_call_clobbered_vars,
4129 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4130 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4131 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4132 gimple_mem_ref_stats): Remove.
4133 (gimple_vop): New function.
4134 (op_iter_next_use): Remove vuses and mayuses cases.
4135 (op_iter_next_def): Remove vdefs case.
4136 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4137 (clear_and_done_ssa_iter): Do not set removed fields.
4138 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4139 Assert we are not iterating over vuses or vdefs if not also
4140 iterating over uses or defs.
4141 (op_iter_init_use): Likewise.
4142 (op_iter_init_def): Likewise.
4143 (op_iter_next_vdef): Remove.
4144 (op_iter_next_mustdef): Likewise.
4145 (op_iter_init_vdef): Likewise.
4146 (compare_ssa_operands_equal): Likewise.
4147 (link_use_stmts_after): Handle vuse operand.
4148 (is_call_used): Use is_call_clobbered.
4149 (is_call_clobbered): Global variables are always call clobbered,
4150 query the call-clobbers bitmap.
4151 (mark_call_clobbered): Ignore global variables.
4152 (clear_call_clobbered): Likewise.
4153 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4154 virtual operands sanity check.
4155 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4157 (TARGET_MEM_REF): Remove TMR_TAG operand.
4158 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4159 Remove call-clobber related code.
4160 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4161 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4162 partitions or escape reason.
4163 (get_single_def_stmt, get_single_def_stmt_from_phi,
4164 get_single_def_stmt_with_phi): Remove.
4165 (dump_referenced_vars): Tidy.
4166 (get_ref_base_and_extent): Allow bare decls.
4167 (collect_dfa_stats): Adjust.
4168 * graphite.c (rename_variables_in_stmt): Adjust.
4169 (graphite_copy_stmts_from_block): Likewise.
4170 (translate_clast): Likewise.
4171 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4173 (translate_vuse_through_block): Use the oracle.
4174 (phi_translate_1): Adjust.
4175 (value_dies_in_block_x): Use the oracle. Cache the outcome
4177 (valid_in_sets): Check if the VUSE for
4178 a REFERENCE is available.
4179 (eliminate): Do not remove stmts during elimination,
4180 instead queue and remove them afterwards.
4181 (do_pre): Do not rebuild alias info.
4182 (pass_pre): Run TODO_rebuild_alias before PRE.
4183 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4184 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4185 (mark_all_v_defs_stmt): Remove.
4186 (mark_all_v_defs_seq): Adjust.
4187 (sra_replace): Likewise.
4188 (scalarize_use): Likewise.
4189 (scalarize_copy): Likewise.
4190 (scalarize_init): Likewise.
4191 (scalarize_ldst): Likewise.
4192 (todoflags): Remove.
4193 (tree_sra): Do not rebuild alias info.
4194 (tree_sra_early): Adjust.
4195 (pass_sra): Run TODO_update_address_taken before SRA.
4196 * tree-predcom.c (set_alias_info): Remove.
4197 (prepare_initializers_chain): Do not call it.
4198 (mark_virtual_ops_for_renaming): Adjust.
4199 (mark_virtual_ops_for_renaming_list): Remove.
4200 (initialize_root_vars): Adjust.
4201 (initialize_root_vars_lm): Likewise.
4202 (prepare_initializers_chain): Likewise.
4203 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4204 (may_propagate_copy_into_stmt): Likewise.
4205 (merge_alias_info): Do nothing for now.
4206 (propagate_tree_value_into_stmt): Adjust.
4207 (stmt_may_generate_copy): Likewise.
4208 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4209 not mark symbols for renaming.
4210 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4211 with the same statement, make sure to update the new pointed-to one.
4212 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4213 call statements, do not mark symbols for renaming.
4214 (mark_operand_necessary): Dump something.
4215 (ref_may_be_aliased): New function.
4216 (mark_aliased_reaching_defs_necessary_1): New helper function.
4217 (mark_aliased_reaching_defs_necessary): Likewise.
4218 (mark_all_reaching_defs_necessary_1): Likewise.
4219 (mark_all_reaching_defs_necessary): Likewise.
4220 (propagate_necessity): Do not process virtual PHIs. For
4221 non-aliased loads mark all reaching definitions as necessary.
4222 For aliased loads and stores mark the immediate dominating
4223 aliased clobbers as necessary.
4224 (visited): New global static.
4225 (perform_tree_ssa_dce): Free visited bitmap after propagating
4227 (remove_dead_phis): Perform simple dead virtual PHI removal.
4228 (remove_dead_stmt): Properly unlink virtual operands when
4230 (eliminate_unnecessary_stmts): Schedule PHI removal after
4232 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4233 (process_replaceable): Likewise.
4234 (find_replaceable_in_bb): Likewise.
4235 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4236 based on the single gimple vop.
4237 (verify_flow_insensitive_alias_info): Remove.
4238 (verify_flow_sensitive_alias_info): Likewise.
4239 (verify_call_clobbering): Likewise.
4240 (verify_memory_partitions): Likewise.
4241 (verify_alias_info): Likewise.
4242 (verify_ssa): Adjust..
4243 (execute_update_addresses_taken): Export. Update SSA
4244 manually. Optimize only when optimizing. Use a local bitmap.
4245 (pass_update_address_taken): Remove TODO_update_ssa, add
4247 (pass_update_address_taken): Just use TODO_update_address_taken.
4248 (init_tree_ssa): Do not initialize addressable_vars.
4249 (verify_ssa): Verify new VUSE / VDEF properties.
4250 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4251 Do not call verify_alias_info.
4252 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4253 Do not free the loaded and stored syms bitmaps. Reset the escaped
4254 and callused solutions. Do not free addressable_vars.
4255 Remove memory-tag related code.
4256 (warn_uninitialized_var): Aliases are always available.
4257 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4258 * lambda-code.c (can_put_in_inner_loop): Adjust.
4259 (can_put_after_inner_loop): Likewise.
4260 (perfect_nestify): Likewise.
4261 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4262 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4263 (vectorizable_conversion): Do not mark symbols for renaming.
4264 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4265 (expand_call_inline): Unlink the calls virtual operands before
4267 (tree_function_versioning): Do not call update_ssa if we are not
4268 updating clones. Simplify.
4269 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4270 (propagate_with_phi): Likewise..
4271 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4272 clobber code. Assert we are not aliased or global.
4273 * tree-flow.h: Include tree-ssa-alias.h
4274 (enum escape_type): Remove.
4275 (struct mem_sym_stats_d): Likewise.
4276 (struct mem_ref_stats_d): Likewise.
4277 (struct gimple_df): Add vop member. Remove global_var,
4278 call_clobbered_vars, call_used_vars, addressable_vars,
4279 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4280 escaped and callused members.
4281 (struct ptr_info_def): Remove all members, add points-to solution
4283 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4284 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4285 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4286 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4287 (tree-ssa-alias.o): Likewise.
4288 (toplev.o): Add tree-ssa-alias.h
4289 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4290 * gimple.c (gimple_set_bb): Fix off-by-one error.
4291 (is_gimple_reg): Do not handle memory tags.
4292 (gimple_copy): Also copy virtual operands.
4293 Delay updating the statement. Do not reset loaded and stored syms.
4294 (gimple_set_stored_syms): Remove.
4295 (gimple_set_loaded_syms): Likewise.
4296 (gimple_call_copy_skip_args): Copy the virtual operands
4297 and mark the new statement modified.
4298 * tree-ssa-structalias.c (may_alias_p): Remove.
4299 (set_uids_in_ptset): Take the alias set to prune with as
4300 parameter. Fold in the alias test of may_alias_p.
4301 (compute_points_to_sets): Compute whether a ptr is dereferenced
4303 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4304 other ADDRESSOF constraints on the lhs.
4305 (get_constraint_for_component_ref): Assert that we don't get
4306 ADDRESSOF constraints from the base of the reference.
4307 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4308 (struct variable_info): Remove collapsed_to member.
4309 (get_varinfo_fc): Remove.
4310 (new_var_info): Do not set collapsed_to.
4311 (dump_constraint): Do not follow cycles.
4312 (dump_constraint_graph): Likewise.
4313 (build_pred_graph): Likewise.
4314 (build_succ_graph): Likewise.
4315 (rewrite_constraints): Likewise.
4316 (do_simple_structure_copy): Remove.
4317 (do_rhs_deref_structure_copy): Remove.
4318 (do_lhs_deref_structure_copy): Remove.
4319 (collapse_rest_of_var): Remove.
4320 (do_structure_copy): Re-implement.
4321 (pta_stats): New global variable.
4322 (dump_pta_stats): New function.
4323 (struct constraint_expr): Make offset signed.
4324 (UNKNOWN_OFFSET): Define special value.
4325 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4326 (solution_set_expand): New helper function split out from ...
4327 (do_sd_constraint): ... here.
4328 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4329 (do_ds_constraint): Likewise.
4330 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4331 and CALLUSED = *CALLUSED.
4332 (set_union_with_increment): Make inc argument signed.
4333 (type_safe): Remove.
4334 (get_constraint_for_ptr_offset): Handle unknown and negative
4336 (first_vi_for_offset): Handle offsets before start. Bail
4337 out early for offsets beyond the variable extent.
4338 (first_or_preceding_vi_for_offset): New function.
4339 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4340 Together with ESCAPED = *ESCAPED this properly computes reachability.
4341 (find_what_var_points_to): New function.
4342 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4343 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4344 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4345 pt_solutions_intersect): New functions.
4346 (compute_call_used_vars): Remove.
4347 (compute_may_aliases): New main entry into PTA computation.
4348 * gimple.h (gimple_p): New typedef.
4349 (struct gimple_statement_base): Remove references_memory_p.
4350 (struct gimple_statement_with_memory_ops_base): Remove
4351 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4353 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4354 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4355 gimple_set_references_memory): Remove.
4356 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4357 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4359 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4360 (verify_expr): Allow RESULT_DECL.
4361 (gimple_duplicate_bb): Do not copy virtual operands.
4362 (gimple_duplicate_sese_region): Adjust.
4363 (gimple_duplicate_sese_tail): Likewise.
4364 (mark_virtual_ops_in_region): Remove.
4365 (move_sese_region_to_fn): Do not call it.
4366 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4367 and pass_simple_dse.
4368 (execute_function_todo): Handle TODO_update_address_taken,
4369 call execute_update_addresses_taken for TODO_rebuild_alias.
4370 (execute_todo): Adjust.
4371 (execute_one_pass): Init dump files early.
4372 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4374 (create_general_new_stmt): Clear vops.
4375 * tree-ssa-reassoc.c (get_rank): Adjust.
4376 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4377 symbols for renaming.
4378 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4379 (PARAM_AVG_ALIASED_VOPS): Likewise.
4380 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4381 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4382 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4383 (operand_build_cmp, copy_virtual_operands,
4384 create_ssa_artificial_load_stmt, add_to_addressable_set,
4385 gimple_add_to_addresses_taken): Remove public functions.
4386 (unlink_stmt_vdef): New function.
4388 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4390 * config.gcc (powerpc-*-linux*): Merge variants.
4392 2009-04-02 Chao-ying Fu <fu@mips.com>
4393 James Grosbach <james.grosbach@microchip.com>
4395 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4396 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4398 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4399 keep_interrupts_masked_p, use_debug_exception_return_p.
4400 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4401 keep_interrupts_masked, use_debug_exception_return.
4402 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4403 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4405 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4406 (mips_print_operand): Process COP0 registers to print $0 .. $31
4407 correctly for GAS to process.
4408 (mips_interrupt_extra_call_saved_reg_p): New function.
4409 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4411 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4412 (mips_compute_frame_info): Add supports for interrupt context that
4413 includes doubleword accumulators and COP0 registers.
4414 (mips_for_each_saved_acc): New function.
4415 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4416 mips_for_each_saved_reg.
4417 (mips_save_reg): Save accumulators.
4418 (mips_kernel_reg_p): A new for_each_rtx callback.
4419 (mips_expand_prologue): Support interrupt handlers.
4420 (mips_restore_reg): Restore accumulators.
4421 (mips_expand_epilogue): Support interrupt handlers.
4422 (mips_can_use_return_insn): Return false for interrupt handlers.
4423 (mips_epilogue_uses): New function.
4424 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4425 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4426 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4427 cop0_move): New instructions.
4428 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4429 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4431 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4433 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4434 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4435 interrupt handlers, we use K0 as the temporary register.
4436 (EPILOGUE_USES): Change to a function call.
4437 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4438 handlers, we use K0 as the temporary register.
4440 * doc/extend.texi (Function Attributes): Document interrupt,
4441 use_shadow_register_set, keep_interrupts_masked,
4442 use_debug_exception_return for MIPS attributes.
4444 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4446 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4447 Remove a number of t-files from tmake_file.
4448 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4449 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4450 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4451 target_prototype, not TARGET_PROTOTYPE.
4452 (LINK_OS_GNU_SPEC): Define.
4453 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4454 and darwin-ldoubdle.c.
4456 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4459 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4460 (cpp_options): Ditto.
4461 (default_compilers): Ditto.
4462 (display_help): Ditto.
4463 (process_command): Ditto.
4465 (set_input): Use lbasename instead of duplicate code.
4466 (save_temps_prefix): New static for -save-temps=obj.
4467 (save_temps_length): Ditto.
4469 * doc/invoke.texi (-save-temps=obj): Document new variant to
4472 2009-04-02 Jeff Law <law@redhat.com>
4474 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4477 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4479 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4480 * configure: Regenerated.
4482 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4484 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4485 share the argument list.
4487 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4491 2009-02-12 Diego Novillo <dnovillo@google.com>
4493 * varpool.c (debug_varpool): New.
4494 * cgraph.h (debug_varpool): Declare.
4496 2009-04-02 Jan Hubicka <jh@suse.cz>
4498 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4501 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4503 * config/i386/i386.c (ix86_abi): Move initialization to ...
4504 (override_options): Here.
4506 2009-04-02 Christian Bruel <christian.bruel@st.com>
4508 * config/sh/sh.c (sh_dwarf_register_span): New function.
4509 (TARGET_DWARF_REGISTER_SPAN): Define.
4510 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4512 2009-04-02 Ira Rosen <irar@il.ibm.com>
4514 PR tree-optimization/39595
4515 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4516 interleaved loads group is not greater than the SLP group size.
4518 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4520 * builtins.c (is_builtin_name): New.
4521 (called_as_built_in): Use is_builtin_name.
4522 * tree.h (is_builtin_name): New.
4523 * varasm.c (incorporeal_function_p): Use is_builtin_name
4525 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4527 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4529 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4532 * c-decl.c (clone_underlying_type): Move this ...
4533 * c-common.c (set_underlying_type): ... here.
4534 Also, make sure the function properly sets TYPE_STUB_DECL() on
4535 the newly created typedef variant type.
4536 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4537 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4540 2009-04-02 Richard Guenther <rguenther@suse.de>
4542 PR tree-optimization/37221
4543 * tree-flow.h (degenerate_phi_result): Declare.
4544 * tree-ssa-dom.c (degenerate_phi_result): Export.
4545 * tree-scalar-evolution.c (analyze_initial_condition): If
4546 the initial condition is defined by a degenerate PHI node
4547 use the degenerate value.
4549 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4551 PR rtl-optimization/39588
4552 * combine.c (merge_outer_ops): Do not set the constant when this
4554 (simplify_shift_const_1): Do not modify it either in this case.
4556 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4558 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4559 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4561 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4564 * c-lex.c (interpret_float): Default (no suffix) is double.
4566 2009-04-1 Xinliang David Li <davidxl@google.com>
4568 * config/i386/i386.c (legitimate_constant_p): Recognize
4569 all one vector constant.
4571 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4573 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4574 Change #include order to silence two warnings.
4576 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4578 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4579 (ASM_SPEC): Pass -k to the assembler for PIC code.
4581 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4583 * gcc/config.gcc: Add vax-*-linux* to the switch.
4584 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4585 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4587 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4589 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4590 Use predicate macros instead of GET_CODE() == foo.
4591 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4592 ashlsi3, rotrsi3, <unnamed>): Likewise.
4594 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4596 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4597 jbbccihi, jbbccisi): Remova trailing whitespace.
4598 * gcc/config/vax/constraints.md: Likewise.
4599 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4600 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4601 * gcc/config/vax/predicates.md: Likewise.
4602 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4603 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4604 * gcc/config/vax/vax.h: Likewise.
4605 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4607 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4609 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4610 (indirectable_address_p, adjacent_operands_p): Add spaces around
4612 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4614 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4616 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4617 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4618 index_term_p, reg_plus_index_p, legitimate_address_p,
4619 vax_mode_dependent_address_p): Update comments to match functions
4620 modified by the recent int->bool conversion.
4622 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4624 * gcc/config/vax/builtins.md: Update copyright message.
4625 * gcc/config/vax/constraints.md: Likewise.
4626 * gcc/config/vax/netbsd-elf.h: Likewise.
4627 * gcc/config/vax/predicates.md: Likewise.
4628 * gcc/config/vax/vax-protos.h: Likewise.
4629 * gcc/config/vax/vax.c: Likewise.
4630 * gcc/config/vax/vax.h: Likewise.
4631 * gcc/config/vax/vax.md: Likewise.
4632 * gcc/config/vax/vax.opt: Likewise.
4634 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4636 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4637 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4638 * gcc/config/vax/constraints.md (B, R): Likewise.
4639 * gcc/config/vax/predicates.md (external_memory_operand,
4640 nonimmediate_addsub_di_operand): Likewise.
4641 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4642 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4643 untyped_call): Likewise.
4645 2009-04-01 Matt Thomas <matt@3am-software.com>
4647 * config/vax/predicates.md: New file.
4648 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4649 external_const_operand, nonsymbolic_operand, external_memory_operand,
4650 indirect_memory_operand, indexed_memory_operand,
4651 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4652 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4654 * config/vax/constraints.md: New file.
4655 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4657 * config/vax/builtins.md: New file.
4658 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4659 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4661 * config/vax/vax.opt (mqmath): Add option.
4662 * config/vax/vax.md (isfx): Extend with DI.
4663 (VAXintQH, VAXintQHSD): Define.
4664 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4665 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4666 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4667 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4668 (movdi): Update constraints and use vax_output_int_move().
4669 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4670 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4671 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4672 nonlocal_goto): New.
4673 (mov<mode>): Extend accepted operand types.
4674 (subdi3_old): Rename from subdi3, change update constraints and use
4675 a new implementation.
4676 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4677 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4678 MOVE_RATIO, CLEAR_RATIO): Define.
4679 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4680 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4681 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4682 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4683 (split_quadword_operands): Make static and really allow variable
4685 (print_operand_address): Update for PIC generation.
4686 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4687 indexable_address_p, fixup_mathdi_operand,
4688 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4689 (vax_float_literal, legitimate_constant_p,
4690 indirectable_constant_address_p, index_term_p,
4691 reg_plus_index_p): Return bool instead of int.
4692 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4694 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4696 (vax_output_conditional_branch): Indent.
4697 (legitimate_constant_address_p, indirectable_constant_address_p,
4698 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4699 vax_mode_dependent_address_p): Return bool instead of int, update for
4701 * config/vax/vax-protos.h (legitimate_constant_address_p,
4702 legitimate_constant_p, legitimate_address_p,
4703 vax_mode_dependent_address_p): Change declaration to bool.
4704 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4705 vax_expand_addsub_di_operands, vax_output_int_subtract,
4706 vax_output_movmemsi): Declare.
4707 (split_quadword_operands, vax_float_literal): Delete declaration.
4708 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4709 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4710 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4711 ASM_OUTPUT_DWARF_PCREL): Define.
4712 (ASM_SPEC): Change definition to allow PIC generation.
4714 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4716 * doc/sourcebuild.texi: Update front-end requirements.
4718 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4721 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4722 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4723 (booldi3_internal3): Use boolean_or_operator instead of
4726 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4729 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4730 declarator whose size is not an integer constant expression but
4731 folds to an integer constant, then treat it as a constant
4734 2009-04-01 Richard Guenther <rguenther@suse.de>
4736 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4737 i * 4 + 2 to (i * 2 + 1) * 2.
4739 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4742 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4743 return if c_parser_asm_string_literal returned NULL.
4745 2009-04-01 Nick Clifton <nickc@redhat.com>
4747 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4749 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4750 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4751 other typedefs to avoid conflicts with libgcc2.c. Define labels
4752 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4754 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4755 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4758 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4760 * varasm.c (default_function_rodata_section): Declare DOT as
4763 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4764 Andrey Galkin <agalkin@hypercom.com>
4767 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4768 Make object_name unique for each process.
4770 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4773 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4774 addressable variables in the parallel that could go out of scope while
4775 running queued tasks.
4777 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4779 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4780 (CASE_VALUES_THRESHOLD): Redefine.
4781 * config/avr/avr.c (avr_override_options): Remove initialization of
4782 avr_case_values_threshold variable.
4783 (avr_case_values_threshold): Remove variable. Add new function.
4784 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4785 * config/avr/avr.opt (mno-tablejump): Remove option.
4786 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4788 2009-04-01 DJ Delorie <dj@redhat.com>
4790 * varasm.c (default_function_rodata_section): Don't assume
4791 anything about where the first '.' in the section name is.
4793 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4795 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4796 rs6000_emit_stack_tie.
4798 2009-03-31 Ian Lance Taylor <iant@google.com>
4800 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4801 gimple_code with GIMPLE_RESX, not RESX.
4803 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4805 * c-common.c (c_get_ident): New.
4806 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4808 2009-04-01 Ben Elliston <bje@au.ibm.com>
4810 * config/rs6000/sysv4.opt (msdata): Improve option description.
4812 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4814 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4815 (divdf3_internal_lat): Remove.
4816 (divxf3_internal_lat): Remove.
4817 (divxf3_internal_thr): Remove.
4818 (divxf): Use divxf3_internal.
4819 * config/ia64/div.md (divsf3_internal_lat): New.
4820 (divdf3_internal_lat): New.
4821 (divxf3_internal): New.
4823 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4826 * Makefile.in (USE_GCC_STDINT): Define.
4827 (stmp-int-hdrs): Install stdint.h if applicable.
4828 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4830 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4831 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4832 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4833 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4834 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4835 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4836 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4837 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4838 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4839 (c_common_nodes_and_builtins): Initialize
4840 underlying_wchar_type_node. Do not initialize
4841 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4842 nodes for new types.
4843 (c_stddef_cpp_builtins): Define macros for new types.
4844 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4846 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4847 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4848 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4849 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4850 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4851 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4852 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4853 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4854 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4855 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4856 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4857 int16_type_node, int32_type_node, int64_type_node,
4858 uint8_type_node, uint16_type_node, c_uint32_type_node,
4859 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4860 int_least32_type_node, int_least64_type_node,
4861 uint_least8_type_node, uint_least16_type_node,
4862 uint_least32_type_node, uint_least64_type_node,
4863 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4864 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4865 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4866 uintptr_type_node): Define.
4867 * c-cppbuiltin.c (builtin_define_constants,
4868 builtin_define_type_minmax): New.
4869 (builtin_define_stdint_macros): Define more macros.
4870 (c_cpp_builtins): Define more limit macros.
4872 (builtin_define_type_max): Define in terms of
4873 builtin_define_type_minmax. Remove is_long parameter. All
4875 * config.gcc (use_gcc_stdint): Define.
4876 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4877 Add newlib-stdint.h for generic targets.
4878 * config/glibc-stdint.h, config/newlib-stdint.h,
4879 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4880 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4881 * config/score/score.h (UINTPTR_TYPE): Define.
4882 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4883 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4884 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4885 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4886 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4887 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4888 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4889 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4890 * config/spu/spu.h (STDINT_LONG32): Define.
4891 * configure.ac (use_gcc_stdint): Substitute.
4892 * configure: Regenerate.
4893 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4894 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4895 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4896 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4897 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4898 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4899 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4900 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4901 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4902 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4903 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4904 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4905 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4906 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4907 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4908 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4909 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4910 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4911 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4912 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4913 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4914 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4915 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4916 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4917 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4918 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4919 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4920 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4921 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4923 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4925 * loop-iv.c (suitable_set_for_replacement): Renamed from
4926 simplify_using_assignment; changed to return bool and to accept new
4927 args DEST and SRC. Return true iff we find a source/destination pair
4928 that can be used to make a replacement, and fill SRC and DEST if so.
4929 Remove arg ALTERED. Don't deal with altered regs here. All callers
4931 (simplify_using_initial_values): Deal with altered regs here and track
4932 more precisely the effect they have on the validity of our expression.
4934 * loop-iv.c (simplify_using_condition): A condition of the form
4935 (EQ REG CONST) can be used to simply make a substitution.
4936 (simplify_using_initial_values): Keep track of conditions we have seen
4937 and keep using them to simplify new expressions, while applying the
4938 same substitutions to them as to the expression.
4940 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4941 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4944 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4945 changed. Use this when trying to improve the upper bound.
4946 Generate the comparison by using simplify_gen_relational.
4948 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4950 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4952 (simplify_using_assignment, simplify_using_initial_values): Call
4953 replace_in_expr to make replacements. Call replace_single_def_regs
4954 once on the initial version of the expression.
4956 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4959 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4961 2009-03-31 Richard Guenther <rguenther@suse.de>
4964 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4965 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4967 2009-03-31 Richard Guenther <rguenther@suse.de>
4969 * tree.h (div_if_zero_remainder): Declare.
4970 * fold-const.c (div_if_zero_remainder): Export.
4971 * tree-ssa-forwprop.c
4972 (forward_propagate_addr_into_variable_array_index): Handle
4973 constant array index addition outside of the variable index.
4975 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4978 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4979 define_splits, floatunssi<mode>2): Require x87 conversions from
4980 DImode to be permitted.
4982 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4984 PR preprocessor/15638
4985 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4987 2009-03-31 Richard Guenther <rguenther@suse.de>
4991 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4992 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4993 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4994 a separate statement.
4995 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4996 (lookup_tmp_var): Likewise.
4997 (is_gimple_formal_tmp_or_call_rhs): Remove.
4998 (is_gimple_reg_or_call_rhs): Rename to ...
4999 (is_gimple_reg_rhs_or_call): ... this.
5000 (is_gimple_mem_or_call_rhs): Rename to ...
5001 (is_gimple_mem_rhs_or_call): ... this.
5002 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5003 DECL_GIMPLE_REG_P only if is_formal is true.
5004 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5005 for non-proper post-modify expression gimplification.
5006 (gimplify_self_mod_expr): For post-modify expressions gimplify
5007 the lvalue to a minimal lvalue.
5008 (rhs_predicate_for): Remove formal temp case.
5009 (gimplify_modify_expr_rhs): Likewise.
5010 (gimplify_addr_expr): Use is_gimple_reg.
5011 (gimplify_expr): Remove formal temp cases.
5012 (gimple_regimplify_operands): Likewise.
5013 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5014 and FILTER_EXPR like constants.
5015 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5017 (is_gimple_formal_tmp_rhs): Remove.
5018 (is_gimple_reg_rhs): Remove special casing.
5019 (is_gimple_mem_rhs): Fix.
5020 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5021 (is_gimple_formal_tmp_var): Remove.
5022 (is_gimple_formal_tmp_reg): Likewise.
5023 (is_gimple_min_lval): Allow invariant component ref parts.
5024 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5025 is_gimple_formal_tmp_reg): Remove declarations.
5026 * tree-cfg.c (verify_expr): Verify that variables with address
5027 taken do not have DECL_GIMPLE_REG_P set.
5028 * tree-mudflap.c (mf_build_check_statement_for): Use
5029 force_gimple_operand instead of gimplify_expr.
5031 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5033 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5034 schedulable rows to compute_split_row.
5036 2009-03-31 Ben Elliston <bje@au.ibm.com>
5039 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5042 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5044 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5045 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5046 * configure: Regenerate.
5047 * config.in: Regenerate.
5048 * config/rs6000/rs6000.opt (mtls-markers): Add.
5049 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5050 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5051 (tls_ld_aix, tls_ld_sysv): Likewise.
5052 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5053 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5055 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5057 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5059 2009-03-30 Jan Hubicka <jh@suse.cz>
5061 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5063 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5064 detection and label handling.
5066 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5068 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5069 left_conflicts_size.
5070 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5071 ALLOCNO_LEFT_CONFLICTS_SIZE.
5073 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5074 remove_allocno_from_bucket_and_push,
5075 allocno_spill_priority_compare, push_allocnos_to_stack,
5076 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5077 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5078 (setup_allocno_left_conflicts_num): Ditto. Rename to
5079 setup_allocno_left_conflicts_size.
5080 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5081 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5082 setup_allocno_left_conflicts_size instead of
5083 setup_allocno_left_conflicts_num.
5085 * ira-build.c (ira_create_allocno): Use
5086 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5087 ALLOCNO_LEFT_CONFLICTS_NUM.
5089 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5091 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5092 instead of DF_LR_OUT.
5094 * ira-lives.c (process_bb_node_lives): Ditto.
5096 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5097 instead of DF_LR_{OUT,IN}.
5099 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5101 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5103 2009-03-30 Jan Hubicka <jh@suse.cz>
5105 * except.c (label_to_region_map): Fix thinko.
5107 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5110 * tree.h (tree_find_value): New declaration.
5111 * tree.c (tree_find_value): New function.
5112 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5114 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5117 * c-decl.c (struct c_binding): Add locus field.
5118 (bind): Add locus argument, set locus field from it.
5119 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5120 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5121 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5122 implicitly_declare, undeclared_variable, lookup_label,
5123 declare_label, c_make_fname_decl, c_builtin_function,
5124 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5127 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5130 * config/i386/i386.c (classify_argument): Check total size of
5133 2009-03-30 Martin Jambor <mjambor@suse.cz>
5135 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5136 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5137 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5140 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5141 seen_variable_array_ref while also traversing a union.
5143 * tree-inline.c (optimize_inline_calls): Do not call
5144 cgraph_node_remove_callees.
5145 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5146 (pass_remove_cgraph_callee_edges): New variable.
5147 * passes.c (init_optimization_passes): Add
5148 pass_remove_cgraph_callee_edges after early inlining and before all
5149 late intraprocedural passes.
5151 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5153 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5155 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5158 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5160 * combine.c (simplify_comparison): Use have_insn_for.
5161 * dojump.c (do_jump): Likewise.
5163 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5165 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5166 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5167 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5168 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5169 instead of sparc_compare_emitted.
5170 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5171 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5172 instead of sparc_compare_emitted.
5174 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5176 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5177 enter/exit cfglayout mode.
5178 (pass_partition_block): Require it.
5179 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5180 (combine_instructions): Track basic blocks instead of labels.
5181 (update_cfg_for_uncondjump): New.
5182 (try_combine): Use it. Update jumps after rescanning.
5183 (pass_combine): Require PROP_cfglayout.
5184 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5186 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5188 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5189 Provide/destroy PROP_cfglayout respectively.
5190 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5191 * tree-pass.h (PROP_cfglayout): New.
5193 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5195 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5196 fold_convert_const_fixed_from_fixed,
5197 fold_convert_const_fixed_from_int,
5198 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5199 set TREE_CONSTANT_OVERFLOW.
5200 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5201 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5203 2009-03-30 Ira Rosen <irar@il.ibm.com>
5205 * tree-vect-loop-manip.c: New file.
5206 * tree-vectorizer.c: Update documentation and included files.
5207 (vect_loop_location): Make extern.
5208 (rename_use_op): Move to tree-vect-loop-manip.c
5209 (rename_variables_in_bb, rename_variables_in_loop,
5210 slpeel_update_phis_for_duplicate_loop,
5211 slpeel_update_phi_nodes_for_guard1,
5212 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5213 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5214 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5215 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5216 find_loop_location): Likewise.
5217 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5218 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5219 get_vectype_for_scalar_type, vect_is_simple_use,
5220 supportable_widening_operation, supportable_narrowing_operation):
5222 (bb_in_loop_p): Move to tree-vect-loop.c.
5223 (new_loop_vec_info, destroy_loop_vec_info,
5224 reduction_code_for_scalar_code, report_vect_op,
5225 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5226 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5227 (vect_supportable_dr_alignment): Likewise.
5228 * tree-vectorizer.h (tree-data-ref.h): Include.
5229 (vect_loop_location): Declare.
5230 Reorganize function declarations according to the new file structure.
5231 * tree-vect-loop.c: New file.
5232 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5233 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5234 * tree-vect-data-refs.c: New file.
5235 * tree-vect-patterns.c (timevar.h): Don't include.
5236 * tree-vect-stmts.c: New file.
5237 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5238 tree-vect-slp.c, tree-vect-loop.c.
5239 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5240 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5241 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5242 (tree-vect-analyze.o): Remove.
5243 (tree-vect-transform.o): Likewise.
5244 (tree-vect-data-refs.o): Add rule.
5245 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5246 tree-vect-slp.o): Likewise.
5247 (tree-vect-patterns.o): Remove redundant dependencies.
5248 (tree-vectorizer.o): Likewise.
5249 * tree-vect-slp.c: New file.
5251 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5253 * optc-gen.awk: Warn if an option flag has multiple different
5256 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5258 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5259 -floop-block): Document dependences on PPL, CLooG and Graphite.
5261 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5263 PR rtl-optimization/323
5264 * c-common.c (c_fully_fold, convert_and_check,
5265 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5266 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5267 * c-common.def (EXCESS_PRECISION_EXPR): New.
5268 * c-cppbuiltin.c (builtin_define_float_constants): Define
5269 constants with enough digits for long double.
5270 * c-lex.c (interpret_float): Interpret constant with excess
5271 precision where appropriate.
5272 * c-opts.c (c_common_post_options): Set
5273 flag_excess_precision_cmdline. Give an error for
5274 -fexcess-precision=standard for C++ for processors where the
5275 option is significant.
5276 * c-parser.c (c_parser_conditional_expression): Handle excess
5277 precision in condition.
5278 * c-typeck.c (convert_arguments): Handle arguments with excess
5280 (build_unary_op): Move excess precision outside operation.
5281 (build_conditional_expr): Likewise.
5282 (build_compound_expr): Likewise.
5283 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5284 (build_modify_expr): Handle excess precision in RHS.
5285 (convert_for_assignment): Handle excess precision in converted
5287 (digest_init, output_init_element, process_init_element): Handle
5288 excess precision in initializer.
5289 (c_finish_return): Handle excess precision in return value.
5290 (build_binary_op): Handle excess precision in operands and add
5291 excess precision as needed for operation.
5292 * common.opt (-fexcess-precision=): New option.
5293 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5294 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5295 For standard excess precision, output explicit conversion to and
5296 truncation from XFmode.
5297 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5298 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5299 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5300 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5301 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5302 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5303 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5304 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5305 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5306 define_splits, sqrt<mode>2): Disable where appropriate for
5307 standard excess precision.
5308 * convert.c (convert_to_real): Do not shorten arithmetic to type
5309 for which excess precision would be used.
5310 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5311 * doc/invoke.texi (-fexcess-precision=): Document option.
5312 (-mfpmath=): Correct index entry.
5313 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5314 flag_excess_precision): New.
5315 * langhooks.c (lhd_post_options): Set
5316 flag_excess_precision_cmdline.
5317 * opts.c (common_handle_option): Handle -fexcess-precision=.
5318 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5319 init_excess_precision): New.
5320 (lang_dependent_init_target): Call init_excess_precision.
5321 * tree.c (excess_precision_type): New.
5322 * tree.h (excess_precision_type): Declare.
5324 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5327 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5328 non-lvalue to component.
5330 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5332 PR preprocessor/34695
5333 * Makefile.in (c-opts.o): Depend on c-tree.h.
5334 * c-common.c: Move down include of diagnostic.h.
5335 (done_lexing, c_cpp_error): New.
5336 * c-common.h (done_lexing): Declare.
5337 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5339 * c-opts.c: Include c-tree.h.
5340 (c_common_init_options): Set preprocessor error callback.
5341 (c_common_handle_option): Do not set preprocessor
5342 inhibit_warnings, warnings_are_errors, warn_system_headers,
5343 pedantic_errors or inhibit_warnings flags.
5344 (c_common_post_options): Do not check cpp_errors (parse_in).
5345 (c_common_finish): Do not output dependencies if there were
5346 errors. Do not check return value of cpp_finish.
5347 * c-ppoutput.c (pp_file_change): Set input_location.
5348 * c-tree.h (c_cpp_error): Declare.
5349 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5351 (diagnostic_build_prefix): Check override_column.
5352 * diagnostic.h (diagnostic_info): Add override_column field.
5353 (diagnostic_override_column): Define.
5355 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5357 * c-common.c (c_expand_expr, c_staticp): Remove.
5358 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5359 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5360 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5361 * c-gimplify.c (gimplify_compound_literal_expr,
5362 optimize_compound_literals_in_ctor): Remove.
5363 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5364 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5365 * c-semantics.c (emit_local_var): Remove.
5367 * langhooks-def.h (lhd_expand_expr): Remove.
5368 * langhooks.c (lhd_expand_expr): Remove.
5369 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5371 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5372 handling from c-semantics.c; don't call into langhook.
5373 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5374 * gimplify.c (gimplify_compound_literal_expr,
5375 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5376 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5377 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5378 as was done in c-gimplify.c.
5379 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5380 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5381 Move from c-common.h.
5382 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5384 * tree.c (staticp): Do not call langhook.
5385 * langhooks.c (lhd_staticp): Delete.
5386 * langhooks-def.h (lhd_staticp): Delete prototype.
5387 (LANG_HOOKS_STATICP): Delete.
5388 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5390 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5391 instead of DECL_STMTs.
5393 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5401 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5403 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5404 contained expression.
5405 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5406 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5407 conditional expressions for C.
5408 (decl_constant_value_for_optimization): Move from
5409 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5410 whether optimizing and that the expression is a VAR_DECL not of
5411 array type instead of doing such checks in the caller. Do not
5412 check pedantic. Call gcc_unreachable for C++.
5413 * c-common.def (C_MAYBE_CONST_EXPR): New.
5414 * c-common.h (c_fully_fold, c_save_expr,
5415 decl_constant_value_for_optimization): New prototypes.
5416 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5417 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5418 EXPR_INT_CONST_OPERANDS): Define.
5419 * c-convert.c (convert): Strip nops from expression.
5420 * c-decl.c (groktypename): Take extra parameters expr and
5421 expr_const_operands. Update call to grokdeclarator.
5422 (start_decl): Update call to grokdeclarator. Add statement for
5423 expressions used in type of decl.
5424 (grokparm): Update call to grokdeclarator.
5425 (push_parm_decl): Update call to grokdeclarator.
5426 (build_compound_literal): Add parameter non_const and build a
5427 C_MAYBE_COSNT_EXPR if applicable.
5428 (grokdeclarator): Take extra parameters expr and
5429 expr_const_operands. Track expressions used in declaration
5430 specifiers and declarators. Fold array sizes and track whether
5431 they are constant expressions and whether they are integer
5432 constant expressions.
5433 (parser_xref_tag): Set expr and expr_const_operands fields in
5435 (grokfield): Update call to grokdeclarator.
5436 (start_function): Update call to grokdeclarator.
5437 (build_null_declspecs): Set expr and expr_const_operands fields in
5439 (declspecs_add_type): Handle expressions in typeof specifiers.
5440 * c-parser.c (c_parser_declspecs): Set expr and
5441 expr_const_operands fields for declaration specifiers.
5442 (c_parser_enum_specifier): Likewise.
5443 (c_parser_struct_or_union_specifier): Likewise.
5444 (c_parser_typeof_specifier): Likewise. Update call to
5445 groktypename. Fold expression as needed. Return expressions with
5446 type instead of adding statements.
5447 (c_parser_attributes): Update calls to c_parser_expr_list.
5448 (c_parser_statement_after_labels): Fold expression before passing
5449 to objc_build_throw_stmt.
5450 (c_parser_condition): Fold expression.
5451 (c_parser_asm_operands): Fold expression.
5452 (c_parser_conditional_expression): Use c_save_expr. Update call
5453 to build_conditional_expr.
5454 (c_parser_alignof_expression): Update call to groktypename.
5455 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5456 original_code. Fold expression argument of va_arg. Create
5457 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5458 argument to va_arg. Update calls to groktypename. Fold array
5459 index for offsetof. Verify that first argument to
5460 __builtin_choose_expr has integer type.
5461 (c_parser_postfix_expression_after_paren_type): Update calls to
5462 groktypename and build_compound_literal. Handle expressions with
5463 side effects in type name.
5464 (c_parser_postfix_expression_after_primary): Update call to
5465 c_parser_expr_list. Set original_code for calls to
5466 __builtin_constant_p.
5467 (c_parser_expr_list): Take extra parameter fold_p. Fold
5468 expressions if requested.
5469 (c_parser_objc_type_name): Update call to groktypename.
5470 (c_parser_objc_synchronized_statement): Fold expression.
5471 (c_parser_objc_receiver): Fold expression.
5472 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5473 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5474 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5475 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5476 (struct c_typespec): Add elements expr and expr_const_operands.
5477 (struct c_declspecs): Add elements expr and expr_const_operands.
5478 (groktypename, build_conditional_expr, build_compound_literal):
5480 (in_late_binary_op): Declare.
5481 * c-typeck.c (note_integer_operands): New function.
5482 (in_late_binary_op): New variable.
5483 (decl_constant_value_for_broken_optimization): Move to c-common.c
5484 and rename to decl_constant_value_for_optimization.
5485 (default_function_array_conversion): Do not strip nops.
5486 (default_conversion): Do not call
5487 decl_constant_value_for_broken_optimization.
5488 (build_array_ref): Do not fold result.
5489 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5490 result when operand is a VLA.
5491 (c_expr_sizeof_type): Update call to groktypename. Handle
5492 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5493 result when operand names a VLA type.
5494 (build_function_call): Update call to build_compound_literal.
5495 Only fold result for calls to __builtin_* functions. Strip
5496 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5497 the function designator.
5498 (convert_arguments): Fold arguments. Update call to
5499 convert_for_assignment.
5500 (build_unary_op): Handle increment and decrement of
5501 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5502 decrement earlier. Fold operand of increment and decrement.
5503 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5504 built for integer operand. Wrap returns that are INTEGER_CSTs
5505 without being integer constant expressions or that have integer
5506 constant operands without being INTEGER_CSTs.
5507 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5508 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5509 result is an integer constant expression or can be used in
5510 unevaluated parts of one and avoid folding and wrap as
5511 appropriate. Fold operands before possibly doing -Wsign-compare
5513 (build_compound_expr): Wrap result for C99 if operands can be used
5514 in integer constant expressions.
5515 (build_c_cast): Update call to digest_init. Do not ignore
5516 overflow from casting floating-point constants to integers. Wrap
5517 results that could be confused with integer constant expressions,
5518 null pointer constants or floating-point constants.
5519 (c_cast_expr): Update call to groktypename. Handle expressions
5520 included in type name.
5521 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5522 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5523 Update calls to convert_for_assignment.
5524 (convert_for_assignment): Take new parameter
5525 null_pointer_constant. Do not strip nops or call
5526 decl_constant_value_for_broken_optimization. Set
5527 in_late_binary_op for conversions to boolean.
5528 (store_init_value): Update call to digest_init.
5529 (digest_init): Take new parameter null_pointer_constant. Do not
5530 call decl_constant_value_for_broken_optimization. pedwarn for
5531 initializers not constant expressions. Update calls to
5532 convert_for_assignment.
5533 (constructor_nonconst): New.
5534 (struct constructor_stack): Add nonconst element.
5535 (really_start_incremental_init, push_init_level, pop_init_level):
5536 Handle constructor_nonconst and nonconst element.
5537 (set_init_index): Call constant_expression_warning for array
5539 (output_init_element): Fold value. Set constructor_nonconst as
5540 applicable. pedwarn for initializers not constant expressions.
5541 Update call to digest_init. Call constant_expression_warning
5542 where constant initializers are required.
5543 (process_init_element): Use c_save_expr.
5544 (c_finish_goto_ptr): Fold expression.
5545 (c_finish_return): Fold return value. Update call to
5546 convert_for_assignment.
5547 (c_start_case): Fold switch expression.
5548 (c_process_expr_stmt): Fold expression.
5549 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5550 ensure statement expression is not evaluated in constant expression.
5551 (build_binary_op): Track whether results are integer constant
5552 expressions or may occur in such, disable folding and wrap results
5553 as applicable. Fold operands for -Wsign-compare warnings unless
5555 (c_objc_common_truthvalue_conversion): Handle results folded to
5556 integer constants that are not integer constant expressions.
5557 * doc/extend.texi: Document when typeof operands are evaluated,
5558 that condition of __builtin_choose_expr is an integer constant
5559 expression, and more about use of __builtin_constant_p in
5562 2009-03-29 Richard Guenther <rguenther@suse.de>
5564 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5565 propagate addresses of array references.
5567 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5569 * regmove.c (perhaps_ends_bb_p): Remove.
5570 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5571 from INSN and check that the main loop stays within that basic block.
5572 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5573 (regmove_forward_pass): Split out from regmove_optimize. Use
5574 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5575 (regmove_backward_pass): Split out from regmove_optimize. Use
5576 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5577 (regmove_optimize): Simplify.
5579 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5582 * config/i386/i386.c (classify_argument): Ignore flexible array
5583 member in struct and warn ABI change.
5585 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5587 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5589 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5590 (ix86_adjust_cost): Updated.
5592 2009-03-29 Jan Hubicka <jh@suse.cz>
5595 * tree-pass.h (pass_cleanup_eh): New function.
5596 (remove_unreachable_regions): Break code handling RTL
5597 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5598 that can not be reached by runtime.
5599 (can_be_reached_by_runtime): New function.
5600 (label_to_region_map): New function.
5601 (num_eh_regions): New function.
5602 (rtl_remove_unreachable_regions): New function.
5603 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5604 (remove_eh_region): New function.
5605 * except.h: Include sbitmap and vecprim.
5606 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5607 num_eh_regions): Declare.
5608 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5609 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5610 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5611 (tree_empty_eh_handler_p): New function.
5612 (cleanup_empty_eh): New function.
5613 (cleanup_eh): New function.
5614 (pass_cleanup_eh): New function.
5616 2009-03-29 Jan Hubicka <jh@suse.cz>
5618 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5619 for removed regions.
5621 2009-03-29 Jan Hubicka <jh@suse.cz>
5623 * except.c (dump_eh_tree): Dump all datastructures.
5625 2009-03-29 Jan Hubicka <jh@suse.cz>
5627 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5628 (duplicate_eh_regions_1): Likewise.
5629 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5630 vector; call EH verification.
5631 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5632 Be ready for region being removed.
5634 2009-03-29 Jan Hubicka <jh@suse.cz>
5636 * bitmap.c (bitmap_last_set_bit): New function.
5637 * bitmap.h (bitmap_last_set_bit): Declare.
5639 2009-03-29 David Ayers <ayers@fsfe.org>
5642 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5643 by calling objc_compare_types and surpress warnings about
5644 incompatible C pointers that are compatible ObjC pointers.
5646 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5648 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5649 call initialize_inline_failed.
5650 (initialize_inline_failed): Move it from here ...
5651 * cgraph.c (initialize_inline_failed): ... to here.
5652 (cgraph_create_edge): Call initialize_inline_failed rather than
5653 setting inline_failed directly.
5655 2009-03-29 Ben Elliston <bje@au.ibm.com>
5658 * sysv4.opt (msdata): Improve comment.
5659 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5660 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5662 2009-03-29 Ben Elliston <bje@au.ibm.com>
5665 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5666 load and store attributes.
5668 2009-03-29 Ben Elliston <bje@au.ibm.com>
5670 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5671 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5672 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5673 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5674 __builtin_infq and __builtin_huge_valq.
5676 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5678 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5680 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5681 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5683 2009-03-28 Xinliang David Li <davidxl@google.com>
5685 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5686 (do_dbg_cnt): New function.
5688 2009-03-28 Jan Hubicka <jh@suse.cz>
5690 Merge from pretty-ipa:
5692 2009-03-27 Jan Hubicka <jh@suse.cz>
5694 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5695 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5696 * passes.c (function_called_by_processed_nodes_p): New.
5697 * ipa-pure-const.c (check_call): Fix handling of operands.
5698 (analyze_function): Dump debug output for skipped bodies.
5699 (local_pure_const): Use function_called_by_processed_nodes_p.
5700 * dwarf2out.c (reference_to_unused): Use output.
5701 * passes.c (do_per_function_toporder): Likewise.
5703 2008-11-12 Jan Hubicka <jh@suse.cz>
5705 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5706 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5707 state_set_in_source enum
5708 (check_decl): Ignore memory tags; do not set fake looping flags;
5710 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5711 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5712 (check_call, analyze_function): Rewrite.
5714 (add_new_function): Update call of analyze_function.
5715 (generate_summary): Add call of analyze_function.
5716 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5717 (local_pure_const): New function.
5718 (pass_local_pure_const): New pass.
5719 * ipa-inline.c (inline_transform): Set after_inlining.
5720 * tree-eh.c (stmt_can_throw_external): New.
5721 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5722 work with aliasing built.
5723 * tree-flow.h (stmt_can_throw_external): New.
5724 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5725 and local pure/const pass in early and late optimization queue.
5727 2009-03-28 Martin Jambor <mjambor@suse.cz>
5729 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5731 (fold_binary): Allow function decl aligment consideration is the
5732 second argument is integer constant one.
5733 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5734 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5735 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5737 2009-03-28 Jan Hubicka <jh@suse.cz>
5739 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5740 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5741 * function.h (rtl_data): Add nothrow flag.
5742 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5743 set DECL_NOTHROW for AVAILABLE functions.
5745 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5747 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5748 following vector keyword has expansion starting with pixel or bool
5749 keyword, expand vector to __vector and pixel or bool to __pixel or
5753 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5754 warn_if_disallowed_function_p): Removed.
5755 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5756 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5757 warning_if_disallowed_function_p.
5758 * flags.h (warn_if_disallowed_function_p,
5759 warn_disallowed_functions): Removed.
5760 * common.opt (Wdisallowed-function-list=): Removed.
5761 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5763 2009-03-28 Richard Guenther <rguenther@suse.de>
5765 PR tree-optimization/38723
5766 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5769 2009-03-28 Jan Hubicka <jh@suse.cz>
5771 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5772 test introduced by my previous patch.
5774 2009-03-28 Richard Guenther <rguenther@suse.de>
5776 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5777 the PHIs value undefined.
5779 2009-03-28 Jan Hubicka <jh@suse.cz>
5781 * tree-pass.h (pass_fixup_cfg): New pass.
5782 * ipa-inline.c (inline_transform): Set
5783 always_inline_functions_inlined/after_inlining.
5784 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5785 (pass_fixup_cfg): New pass.
5786 * passes.c (init_optimization_passes): Add fixup_cfg.
5788 2009-03-28 Richard Guenther <rguenther@suse.de>
5790 PR tree-optimization/38458
5791 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5792 argument use the arguments copy-of value.
5794 2009-03-28 Richard Guenther <rguenther@suse.de>
5796 PR tree-optimization/38180
5797 * tree-ssa-ccp.c (get_default_value): Simplify.
5798 (likely_value): Likewise.
5799 (surely_varying_stmt_p): Properly handle VOP case.
5800 (ccp_initialize): Likewise.
5801 (ccp_fold): Handle propagating through *&.
5802 (fold_const_aggregate_ref): Also handle decls.
5804 2009-03-28 Jan Hubicka <jh@suse.cz>
5806 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5807 * cgraph.h (cgraph_node): Likewise.
5808 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5809 (cgraph_reset_node): Use process flag.
5810 (cgraph_mark_functions_to_output): Likewise.
5811 (cgraph_expand_function): Likewise.
5812 (cgraph_expand_all_functions): Likewise.
5813 (cgraph_output_in_order): Likewise.
5814 * dwarf2out.c (reference_to_unused): Likewise.
5815 * passes.c do_per_function_toporder): Likewise.
5817 2009-03-28 Jan Hubicka <jh@suse.cz>
5819 Bring from lto-branch:
5821 2008-09-03 Doug Kwan <dougkwan@google.com>
5823 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5824 enums instead of reason strings.
5825 * cgraph.c (cgraph_create_edge): Same.
5826 (cgraph_inline_failed_string): New function.
5827 * cgraph.h (cgraph_inline_failed_t): New enum type.
5828 (cgraph_inline_failed_string): New prototype.
5829 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5830 char pointer to cgraph_inline_failed_t.
5831 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5832 (cgraph_default_inline_p): Ditto.
5833 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5834 to cgraph_inline_failed_t pointer.
5835 * cif-code.def: New file.
5836 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5838 (cgraph_check_inline_limits): Change type of REASON to pointer to
5839 cgraph_inline_failed_t. Replace reason strings with enums.
5840 (cgraph_default_inline_p): Ditto.
5841 (cgraph_recursive_inlining_p): Ditto.
5842 (update_caller_keys): Change type of FAILED_REASON to
5843 cgraph_inline_failed_t.
5844 (cgraph_set_inline_failed): Change type of REASON to pointer to
5845 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5846 convert enums to strings for text output.
5847 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5848 to be of type cgraph_inline_failed_t. Replace reason strings with
5849 enums. Call cgraph_inline_failed_string to covert enums
5850 to strings for text output.
5851 (cgraph_decide_inlining): Replace reason strings with enums.
5852 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5853 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5855 * tree-inline.c (expand_call_inline): Change type of REASON
5856 to cgraph_inline_failed_t. Replace reason strings with enums.
5857 Call cgraph_inline_failed_string for text output.
5858 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5861 2009-03-28 Jan Hubicka <jh@suse.cz>
5863 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5864 cgraph_clone_node): Remove master clone handling.
5865 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5866 * cgraph.h (master_clone): Remove.
5867 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5868 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5869 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5871 2009-03-28 Jan Hubicka <jh@suse.cz>
5873 * cgraph.c (cgraph_function_body_availability): Functions declared
5874 inline are always safe to assume that it is not going to be replaced.
5876 2009-03-28 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/38513
5879 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5880 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5881 EXC_PTR_EXPR and FILTER_EXPR.
5882 (get_ref_from_reference_ops): Likewise.
5884 2009-03-28 Richard Guenther <rguenther@suse.de>
5886 PR tree-optimization/38968
5887 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5888 Use FLOOR_MOD_EXPR to compute misalignment.
5890 2009-03-28 Richard Guenther <rguenther@suse.de>
5892 PR tree-optimization/37795
5893 * tree.h (combine_comparisons): Declare.
5894 * fold-const.c (combine_comparisons): Export.
5895 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5897 (ifcombine_iforif): Use combine_comparisons.
5899 2009-03-28 Jan Hubicka <jh@suse.cz>
5901 * tree-eh.c (inlinable_call_p): New function.
5902 (make_eh_edges): Use it.
5903 (verify_eh_edges): Use it.
5904 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5905 * except.c (reachable_next_level): Add inlinable_function argument
5906 (sjlj_find_directly_reachable_regions): Update.
5907 (add_reachable_handler): Do not set saw_any_handlers.
5908 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5909 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5910 Add new inlinable call parameter.
5911 (can_throw_internal, can_throw_external): Update.
5912 * except.h (can_throw_internal_1, can_throw_external_1,
5913 foreach_reachable_handler): Update declaration.
5915 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5917 * config/arm/t-arm-coff, config/h8300/coff.h,
5918 config/i386/i386-aout.h, config/i386/i386-coff.h,
5919 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5920 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5921 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5922 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5923 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5924 sys-types.h: Remove.
5925 * Makefile.in: Remove protoize and fixproto support and references
5927 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5928 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5930 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5931 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5932 unprotoize$(exeext).
5933 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5934 (.PHONY): Don't depend on proto.
5935 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5936 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5937 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5938 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5939 build/gen-protos.o, build/scan.o, xsys-protos.h,
5940 build/fix-header$(build_exeext), build/fix-header.o,
5941 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5942 stmp-install-fixproto): Remove.
5943 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5944 SYSCALLS.c or fixproto files.
5945 (install-common): Don't install protoize.
5946 (install-headers-tar, install-headers-cpio, install-headers-cp):
5947 Don't depend on $(STMP_FIXPROTO).
5948 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5949 install fixproto files or write out fixproto settings.
5950 (uninstall): Don't uninstall protoize.
5951 * config.gcc (use_fixproto): Remove.
5952 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5953 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5954 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5955 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5956 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5957 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5958 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5959 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5960 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5961 * config/t-vxworks (STMP_FIXPROTO): Remove.
5962 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5963 STMP_FIXPROTO): Remove.
5964 * config.in, configure: Regenerate.
5965 * crtstuff.c (gid_t, uid_t): Don't undefine.
5966 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5967 (arm-*-coff, arm-*-aout: Remove target entries.
5968 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5969 Remove mention of AIX 4.1.
5970 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5971 * doc/invoke.texi (Running Protoize): Remove.
5972 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5973 (Protoize Caveats): Remove.
5974 * tsystem.h: Update comments on headers assumed to exist.
5976 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5978 * genautomata.c: Add a new year to the copyright. Add a new
5980 (struct insn_reserv_decl): Add comments for member bypass_list.
5981 (find_bypass): Remove.
5982 (insert_bypass): New.
5983 (process_decls): Use insert_bypass.
5984 (output_internal_insn_latency_func): Output all bypasses with the
5985 same input insn in one switch case.
5987 * rtl.def (define_bypass): Describe bypass choice.
5988 * doc/md.texi (define_bypass): Ditto.
5990 2009-03-27 Richard Guenther <rguenther@suse.de>
5992 * gimplify.c (mark_addressable): Export.
5993 * tree-flow.h (mark_addressable): Declare.
5994 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5995 * tree-ssa.c (verify_phi_args): Verify that address taken
5996 variables have TREE_ADDRESSABLE set.
5998 2009-03-27 Richard Guenther <rguenther@suse.de>
6000 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6001 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6002 Do not mark decls TREE_ADDRESSABLE.
6003 (build_fold_addr_expr): Adjust.
6004 (fold_addr_expr): Remove.
6005 (fold_unary): Use build_fold_addr_expr.
6006 (fold_comparison): Likewise.
6007 (split_address_to_core_and_offset): Likewise.
6008 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6010 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6011 (gimplify_modify_expr_to_memcpy): Mark source and destination
6013 * omp-low.c (create_omp_child_function): Mark the object decl
6015 (lower_rec_input_clauses): Mark the var we take the address of
6017 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6019 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6022 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6023 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6025 2009-03-27 Richard Guenther <rguenther@suse.de>
6027 PR tree-optimization/39120
6028 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6030 (handle_lhs_call): Process return constraints. Add escape
6031 constraints if necessary.
6032 (handle_const_call): Fill out return constraints. Make nested
6033 case more precise. Avoid consttmp if possible.
6034 (handle_pure_call): Fill out return constraints. Avoid
6035 callused if possible.
6036 (find_func_aliases): Simplify call handling.
6038 2009-03-27 Richard Guenther <rguenther@suse.de>
6040 PR tree-optimization/39120
6041 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6042 as a representative.
6043 (solve_graph): Do propagate CALLUSED.
6044 (handle_pure_call): Use a scalar constraint from CALLUSED for
6046 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6049 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6052 * c-common.c (handle_aligned_attribute): Properly check alignment
6053 overflow. Use (1U << i) instead of (1 << i).
6055 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6057 * expr.h (get_mem_align_offset): Updated.
6059 * tree.h (tree_decl_common): Change align to "unsigned int" and
6060 move it before pointer_alias_set.
6062 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6063 Jakub Jelinek <jakub@redhat.com>
6066 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6067 gr_register_operand with gr_reg_or_0_operand.
6068 (cmpxchg_rel_di): Likewise.
6069 (sync_lock_test_and_set<mode>): Likewise.
6071 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6073 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6074 (true_regnum): Likewise.
6076 * rtlanal.c (subreg_info): Moved to ...
6077 * rtl.h (subreg_info): Here. New.
6078 (subreg_get_info): New.
6080 * rtlanal.c (subreg_get_info): Make it extern.
6082 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6085 * config/i386/i386.c (ix86_abi): New.
6086 (override_options): Handle -mabi=.
6087 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6088 (ix86_call_abi_override): Likewise.
6089 (init_cumulative_args): Likewise.
6090 (function_arg_advance): Likewise.
6091 (function_arg_64): Likewise.
6092 (function_arg): Likewise.
6093 (ix86_pass_by_reference): Likewise.
6094 (ix86_function_value_regno_p): Likewise.
6095 (ix86_build_builtin_va_list_abi): Likewise.
6096 (setup_incoming_varargs_64): Likewise.
6097 (is_va_list_char_pointer): Likewise.
6098 (ix86_init_machine_status): Likewise.
6099 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6100 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6101 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6102 (ix86_function_abi): Make it static and return enum calling_abi.
6103 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6105 (ix86_fn_abi_va_list): Updated.
6107 * config/i386/i386.h (ix86_abi): New.
6108 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6109 (CONDITIONAL_REGISTER_USAGE): Likewise.
6110 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6111 (machine_function): Likewise.
6113 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6115 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6116 (STACK_BOUNDARY): Likewise.
6117 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6119 * config/i386/i386.opt (mabi=): New.
6121 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6122 return enum calling_abi.
6123 (ix86_function_type_abi): Likewise.
6124 (ix86_function_abi): Removed.
6126 * doc/invoke.texi: Document -mabi= option for x86.
6128 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6130 * builtins.c (real_dconstp): Delete.
6131 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6133 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6134 Jakub Jelinek <jakub@redhat.com>
6137 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6138 (gen_subprogram_die): When a function is explicit, generate the
6139 DW_AT_explicit attribute.
6140 * langhooks.h (struct lang_hooks_for_decls): Add
6141 function_decl_explicit_p langhook.
6142 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6143 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6145 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6147 * builtins.c (fold_builtin_memory_op): Optimize memmove
6148 into memcpy if we can prove source and destination don't overlap.
6150 * tree-inline.c: Include gt-tree-inline.h.
6151 (clone_fn_id_num): New variable.
6152 (clone_function_name): New function.
6153 (tree_function_versioning): Use it.
6154 * Makefile.in (GTFILES): Add tree-inline.c.
6156 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6158 * BASE-VER: Change to 4.5.0.
6160 2009-03-27 Xinliang David Li <davidxl@google.com>
6162 PR tree-optimization/39557
6163 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6165 2009-03-27 Xinliang David Li <davidxl@google.com>
6167 PR tree-optimization/39548
6168 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6171 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6173 * c-common.c (pointer_int_sum): Use %wd on return from
6176 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6178 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6179 on return from tree_low_cst.
6181 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6184 * ginclude/stdarg.h (va_copy): Define also for
6185 __GXX_EXPERIMENTAL_CXX0X__.
6187 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6190 * builtins.h (c_strlen): Do not warn here.
6191 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6192 * c-common.c (pointer_int_sum): Take an explicit location.
6193 Warn about offsets out of bounds.
6194 * c-common.h (pointer_int_sum): Adjust declaration.
6196 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6198 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6201 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6204 * opts.c (warn_if_disallowed_function_p): Don't assume
6205 get_callee_fndecl must return non-NULL.
6207 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6209 PR rtl-optimization/39522
6210 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6211 when reg_reloaded_valid is set.
6213 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6215 * config/spu/divv2df3.c: New file.
6216 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6217 (DPBIT_FUNCS): Filter out _div_df.
6219 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6221 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6222 a jump insn, count that jump in the distance to the loop start.
6224 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6227 * config/sh/sh.c (calc_live_regs): Fix condition for global
6228 registers except PIC_OFFSET_TABLE_REGNUM.
6230 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6233 * doc/invoke.texi (-mconsole): New.
6237 (-mnop-fun-dllimport): New.
6241 (sub section "i386 and x86-64 Windows Options"): New.
6243 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6245 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6246 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6248 2009-03-25 Richard Guenther <rguenther@suse.de>
6251 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6254 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6256 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6257 neither of haifa/selective schedulers are working.
6259 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6261 * doc/invoke.texi (Debugging Options): Fix description of
6262 -fno-merge-debug-strings.
6264 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6266 * config/cris/libgcc.ver: New version-script.
6267 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6269 * configure.ac <GAS features, nop mnemonic>: Add pattern
6270 crisv32-*-* for "nop".
6271 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6272 * configure: Regenerate.
6274 2009-03-24 Ira Rosen <irar@il.ibm.com>
6276 PR tree-optimization/39529
6277 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6278 mark_sym_for_renaming for the tag copied to the new vector
6281 2009-03-24 Arthur Loiret <aloiret@debian.org>
6283 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6284 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6285 EXTRA_SPEC_FUNCTIONS.
6286 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6287 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6288 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6289 -march and -mtune options.
6291 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6293 * config/m68k/t-rtems: Add m5329 multilib.
6295 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6296 Jakub Jelinek <jakub@redhat.com>
6299 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6302 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6305 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6306 instead of c_parser_expression_conv, if original_code isn't one of the
6307 4 allowed comparison codes, fail.
6309 2009-03-23 Richard Guenther <rguenther@suse.de>
6311 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6312 * tree.h (struct tree_type): Likewise.
6313 * reload.h (struct insn_chain): Likewise.
6314 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6315 * function.h (struct function): Likewise.
6316 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6318 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6320 PR tree-optimization/39516
6321 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6323 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6325 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6326 should be set true if BITS_PER_WORD of target is bigger than 32
6328 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6330 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6331 Translate -B-options to -rpath-link. Correct existing
6332 rpath-link and conditionalize on !nostdlib.
6334 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6336 * doc/extend.texi (Function Attributes, Variable Attributes):
6338 * doc/invoke.texi (Debugging Options, Optimize Options)
6339 (i386 and x86-64 Options, MCore Options): Likewise.
6341 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6344 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6345 it for block local namespace aliases.
6346 (gen_decl_die): Pass context_die to gen_namespace_die.
6348 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6351 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6352 minimum or maximum value.
6354 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6356 * reginfo.c (globalize_reg): Recompute derived reg sets.
6358 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6361 * libgcc2.c (mprotect): Do not use signed arguments for
6362 VirtualProtect, use DWORD arguments. Also fix the 'may
6363 be used uninitialized' warning for the np variable.
6365 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6368 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6369 functions using regparm calling conventions when not optimizing.
6370 (ix86_function_sseregparm): Similarly for sseregparm calling
6373 2009-03-19 Li Feng <nemokingdom@gmail.com>
6376 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6377 dependence if the first conflict is after niter iterations.
6379 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6382 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6383 functions with dynamic stack-pointer adjustments.
6385 2009-03-19 Ben Elliston <bje@au.ibm.com>
6387 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6388 option; change to -msdata=data.
6390 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6392 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6395 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6398 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6400 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6402 * doc/invoke.texi (Code Gen Options): Expand discussion of
6405 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6407 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6408 * matrix-reorg.c (struct matrix_info): Likewise.
6409 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6410 * rtl.h (struct mem_attrs): Likewise.
6411 * df.h (struct df): Likewise.
6412 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6413 * ira-int.h (struct ira_allocno): Likewise.
6414 * df-scan.c (struct df_collection_rec): Likewise.
6415 * ira.c (struct equivalence): Likewise.
6416 * function.c (struct temp_slot): Likewise.
6417 * cfgloop.h (struct loop): Likewise.
6420 * function.c (use_register_for_decl): When not optimizing, disregard
6421 register keyword for variables with types containing methods.
6423 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6426 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6427 (is_simple_operand): Call contains_component_ref_p before calling data
6428 reference analysis that would fail on COMPONENT_REFs.
6430 * tree-vrp.c (search_for_addr_array): Fix formatting.
6432 2009-03-18 Richard Guenther <rguenther@suse.de>
6434 * tree-vect-transform.c (vect_loop_versioning): Fold the
6435 generated comparisons.
6436 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6437 (slpeel_tree_peel_loop_to_edge): Likewise.
6439 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6442 * opts.c (print_specific_help): In addition to `undocumented',
6443 accept `separate' and `joined' flags if passed alone. Describe
6444 output by the first matched one of those.
6445 (common_handle_option): Skip over empty strings.
6446 * gcc.c (display_help): Fix help string for `--help='.
6447 * doc/invoke.texi (Option Summary, Overall Options): With
6448 `--help=', classes and qualifiers can both be repeated, but
6449 only the latter can be negated. One should not pass only
6450 negated qualifiers. Fix markup and examples.
6453 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6455 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6456 and -fhelp=separate.
6458 2009-03-17 Jing Yu <jingyu@google.com>
6461 * function.h (struct rtl_data): Move is_thunk from here...
6462 (struct function): ...to here.
6463 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6464 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6466 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6468 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6469 (alpha_output_function_end_prologue): Likewise.
6470 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6471 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6472 (rs6000_output_function_epilogue): Likewise.
6473 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6475 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6478 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6479 from different units in a single alternative.
6480 (*truncdfsf_i387): Ditto.
6481 (*truncxfsf2_mixed): Ditto.
6482 (*truncxfdf2_mixed): Ditto.
6484 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6486 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6487 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6490 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6491 unused non-artificial variables when not optimizing.
6494 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6495 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6496 NAMESPACE_DECL in its DECL_INITIAL.
6499 * optabs.c (set_user_assembler_libfunc): New function.
6500 * expr.h (set_user_assembler_libfunc): New prototype.
6501 * c-common.c: Include libfuncs.h.
6502 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6503 for memcmp, memset, memcpy, memmove and abort.
6504 * Makefile.in (c-common.o): Depend on libfuncs.h.
6507 * dwarf2out.c (gen_inlined_enumeration_type_die,
6508 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6509 gen_tagged_type_instantiation_die): Removed.
6510 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6513 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6516 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6518 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6519 (check-parallel-%): Ditto.
6520 (check-consistency): Ditto.
6522 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6524 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6525 local variable rhs by NULL_TREE.
6527 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6530 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6532 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6535 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6537 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6540 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6541 for ms->sysv ABI calls only in 64bit mode.
6543 * config/i386/i386.md (untyped_call): Support 32bit.
6545 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6547 * doc/extend.texi: Replace x86_65 with x86_64.
6549 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6551 PR tree-optimization/39455
6552 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6553 mismatches for POINTER_TYPE_P (type).
6554 (number_of_iterations_le): Likewise.
6556 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6558 * config/picochip/picochip.c: Removed profiling support.
6559 * config/picochip/picochip.md: Removed profiling instruction.
6560 * config/picochip/picochip.h: Removed profiling builtin.
6562 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6564 * doc/install.texi (--with-host-libstdcxx): Document.
6566 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6569 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6570 generate a warning if the function name does not begin with
6571 "__vector" and the function has either the 'signal' or 'interrupt'
6572 attribute, from here to ...
6573 (avr_declare_function_name): ...here. New function.
6574 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6575 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6577 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6580 * cse.c (fold_rtx): Don't modify original const_arg1 when
6581 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6582 separate variable instead.
6583 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6584 from out of range shift counts.
6585 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6587 2009-03-13 Catherine Moore <clm@codesourcery.com>
6589 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6590 diagnostic.h with $(DIAGNOSTIC_H).
6592 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6595 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6597 * config/i386/sync.md (sync_compare_and_swap<mode>,
6598 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6599 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6601 (sync_double_compare_and_swapdi_pic,
6602 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6603 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6605 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6608 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6610 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6613 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6614 (avx_addsubv4df3): Likewise.
6615 (*avx_addsubv4sf3): Likewise.
6616 (sse3_addsubv4sf3): Likewise.
6618 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6621 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6623 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6626 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6627 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6628 registers for allocnos created from user-defined variables.
6630 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6633 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6634 of non-integer mode as well.
6636 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6638 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6639 for functions for which the parameter types are unknown.
6641 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6644 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6645 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6646 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6647 * config/i386/i386.c (ix86_local_alignment): For
6648 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6649 long long variables on the stack to avoid dynamic realignment.
6650 Allow the first argument to be a decl rather than type.
6651 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6653 2009-03-11 Nick Clifton <nickc@redhat.com>
6656 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6658 Add description to mno-lsim option.
6659 * config/mcore/mcore.h: Remove comment about deprecated m4align
6661 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6662 * doc/invoke.texi: Add description of mno-lsim and
6663 mstack-increment options.
6665 * config/fr30/fr30.opt: Document the -mno-lsim option.
6666 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6667 and -mno-lsim options.
6669 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6671 * fold-const.c (fold_comparison): Only call fold_inf_compare
6672 if the mode supports infinities.
6674 2009-03-11 Jason Merrill <jason@redhat.com>
6677 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6678 end already did. Notice GIMPLE_CALL modifications of the result.
6679 Don't copy debug information from an ignored decl or a decl from
6682 2009-03-10 Richard Guenther <rguenther@suse.de>
6683 Nathan Froyd <froydnj@codesourcery.com>
6686 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6687 (__divMODE3): Likewise.
6689 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6691 PR tree-optimization/39394
6692 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6693 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6695 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6697 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6698 inline asms for register asm ("") declarations.
6700 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6702 * fold-const.c (fold_unary): Fix comment.
6704 2009-03-07 Jan Hubicka <jh@suse.cz>
6707 * tree-inline.c (setup_one_parameter): Do replacement of const
6708 argument by constant in SSA form.
6710 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6713 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6714 determine alignment passed to assign_stack_local.
6715 (assign_parms_unsplit_complex): Likewise.
6716 * except.c (sjlj_build_landing_pads): Likewise.
6718 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6721 * tree-flow.h (add_referenced_var): Return bool instead of void.
6722 * tree-dfa.c (add_referenced_var): Return result of
6723 referenced_var_check_and_insert call.
6724 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6725 of referenced_var_check_and_insert.
6728 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6729 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6730 DIE, don't emit it if abstract origin already has it.
6731 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6732 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6734 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6736 * genpreds.c (needs_variable): Fix parentheses at variable name
6738 (write_tm_constrs_h): Indent generated code.
6740 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6742 * doc/extend.texi (Function Attributes): Add documentation
6745 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6748 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6749 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6751 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6753 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6756 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6759 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6760 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6762 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6764 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6765 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6766 constants instead of magic numbers.
6767 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6769 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6770 (x86_64_ms_abi_int_parameter_registers): Ditto.
6771 (x86_64_int_return_registers): Ditto.
6772 (ix86_maybe_switch_abi): Ditto.
6773 (ix86_expand_call): Ditto for clobbered_registers array.
6774 (ix86_hard_regno_mode_ok): Ditto.
6775 (x86_extended_QIreg_mentioned_p): Ditto.
6777 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6779 PR tree-optimization/39349
6780 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6782 * combine.c (gen_lowpart_for_combine): Use omode when generating
6785 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6787 PR rtl-optimization/39235
6788 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6790 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6792 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6794 2009-03-04 Richard Guenther <rguenther@suse.de>
6796 PR tree-optimization/39362
6797 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6798 that occur in abnormal PHIs should be varying.
6800 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6802 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6804 (simple_iv): Take loop as an argument instead of statement.
6805 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6806 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6808 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6810 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6811 * matrix-reorg.c (analyze_transpose): Ditto.
6812 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6813 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6814 * tree-predcom.c (ref_at_iteration): Ditto.
6815 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6817 2009-03-04 Richard Guenther <rguenther@suse.de>
6819 PR tree-optimization/39358
6820 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6821 escaped_id and callused_id.
6822 (solve_graph): Likewise.
6824 2009-03-04 Richard Guenther <rguenther@suse.de>
6826 PR tree-optimization/39339
6827 * tree-sra.c (try_instantiate_multiple_fields): Make it
6828 no longer ICE on the above.
6830 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6832 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6833 that fits within Pmode.
6835 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6838 * tm.texi (LIBCALL_VALUE): Update description.
6840 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6843 * doc/extend.texi (section): Update description.
6845 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6848 * tree-inline.c (remapped_type): New.
6849 (can_be_nonlocal): Call remapped_type instead of remap_type.
6851 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6854 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6855 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6857 2009-03-03 Richard Guenther <rguenther@suse.de>
6860 * tree.c (tree_nonartificial_location): New function.
6861 * tree.h (tree_nonartificial_location): Declare.
6862 * builtins.c (expand_builtin_memory_chk): Provide location
6863 of the call location for artificial function pieces.
6864 (maybe_emit_chk_warning): Likewise.
6865 (maybe_emit_sprintf_chk_warning): Likewise.
6866 (maybe_emit_free_warning): Likewise.
6867 * expr.c (expand_expr_real_1): Likewise.
6869 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6871 PR tree-optimization/39343
6872 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6873 COMPONENT_REF t has ARRAY_TYPE.
6875 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6878 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6879 when the type precision of the induction variable should be
6880 larger than the type precision of nit.
6881 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6882 * graphite.c (graphite_loop_normal_form): Same.
6883 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6885 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6887 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6888 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6889 numbers to describe clobbered registers.
6890 (*call_value_0_rex64_ms_sysv): Ditto.
6891 * config/i386/mmx.md (mmx_emms): Ditto.
6894 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6896 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6899 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6901 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6902 (spu_section_type_flags): New function.
6904 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6906 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6907 reg_class_contents of FLOAT_REGS into a temporary.
6909 2009-03-02 Richard Guenther <rguenther@suse.de>
6910 Ira Rosen <irar@il.ibm.com>
6912 PR tree-optimization/39318
6913 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6914 information to the vectorized statement.
6916 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6918 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6919 variable. Use defined names instead of magic constants for REX SSE
6922 2009-03-01 Richard Guenther <rguenther@suse.de>
6924 PR tree-optimization/39331
6925 * omp-low.c (lower_send_shared_vars): Do not receive new
6926 values for the reference of DECL_BY_REFERENCE parms or results.
6928 2009-03-01 Jan Hubicka <jh@suse.cz>
6931 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6932 BLOCK_NONLOCALIZED_VAR): New macros.
6933 (tree_block): Add nonlocalized_vars.
6934 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6935 gen_decl_die): Add origin argument. Allow generation of die with
6936 origin at hand only.
6937 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6938 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6940 (gen_block_die): Fix checking for unused blocks.
6941 (process_scope_var): Break out from .... ; work with origins only.
6942 (decls_for_scope) ... here; process nonlocalized list.
6943 (dwarf2out_ignore_block): Look for nonlocalized vars.
6944 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6946 (dump_scope_block): Dump them.
6947 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6948 (remap_block): Likewise.
6949 (can_be_nonlocal): New predicate.
6950 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6952 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6954 * configure: Regenerate.
6956 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6958 * optc-gen.awk: No need to duplicate option flags twice.
6959 Reuse help texts for duplicate options which do not have any.
6961 * gcc.c (display_help): Document --version.
6963 * gcc.c (main): If print_help_list and verbose_flag, ensure
6964 driver output comes before subprocess output.
6966 * optc-gen.awk: Assign all remaining fields to help string,
6967 space-separated, for multi-line help in *.opt.
6969 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6970 -Wno-pedantic-ms-format is for MinGW targets only.
6972 * doc/options.texi (Option file format): Fix bad indentation,
6973 restoring dropped sentence.
6975 2009-02-28 Jan Hubicka <jh@suse.cz>
6977 * tree-inline.c (tree_function_versioning): Output debug info.
6979 2009-02-28 Jan Hubicka <jh@suse.cz>
6982 * tree-inline.c (setup_one_parameter): Do not copy propagate
6983 arguments when not optimizing.
6985 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6988 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6989 (avx_addsubv4df3): Likewise.
6990 (*avx_addsubv4sf3): Likewise.
6991 (sse3_addsubv4sf3): Likewise.
6992 (*avx_addsubv2df3): Likewise.
6993 (sse3_addsubv2df3): Likewise.
6994 (avx_unpckhps256): Correct item selectors.
6995 (avx_unpcklps256): Likewise.
6996 (avx_unpckhpd256): Likewise.
6997 (avx_unpcklpd256): Likewise.
6999 2009-02-28 Jan Hubicka <jh@suse.cz>
7001 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7003 (copy_arguments_for_versioning): If var is declared don't declare it.
7004 (tree_function_versioning): First setup substitutions and then copy
7007 2009-02-27 Jan Hubicka <jh@suse.cz>
7010 * cgraph.h (varpool_output_debug_info): Remove.
7011 * cgraphunit.c (varpool_output_debug_info): Remove.
7012 * dwarf2out.c (deferred_locations_struct): New struct
7013 (deferred_locations): New type.
7014 (deferred_locations_list): New static var.
7015 (deffer_location): New function.
7016 (gen_variable_die): Use it.
7017 (decls_for_scope): Output info on local static vars.
7018 (dwarf2out_finish): Process deferred locations.
7019 * varpool.c (varpool_output_debug_info): Remove.
7021 2009-02-27 Jan Hubicka <jh@suse.cz>
7024 * tree.h (TREE_PROTECTED): Fix comment.
7025 (BLOCK_HANDLER_BLOCK): Remove.
7026 (struct tree_block): Remove handler_block add body_block.
7027 (inlined_function_outer_scope_p): New.
7028 (is_body_block): Remove.
7029 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7030 * dwarf2out.c (is_inlined_entry_point): Remove.
7031 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7032 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7034 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7035 * gimplify.c (gimplify_expr): Gimplify body blocks.
7036 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7037 block with multiple subblocks.
7038 (dump_scope_block): Prettier output; dump more flags and info.
7039 (dump_scope_blocks): New.
7040 (remove_unused_locals): Use dump_scope_blocks.
7041 * tree-flow.h (dump_scope_blocks): Declare.
7042 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7043 * stmt.c (is_body_block): Remove.
7044 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7045 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7047 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7050 * graphite.c (graphite_loop_normal_form): Do not call
7051 number_of_iterations_exit from a gcc_assert.
7053 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7055 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
7056 jumps if COND is NULL.
7057 (find_cond_jump): New function.
7058 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7059 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
7061 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7063 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7064 force_const_mem returns NULL_RTX.
7066 2009-02-26 Jan Hubicka <jh@suse.cz>
7069 * cgraph.h (varpool_output_debug_info): Remove.
7070 * cgraphunit.c (varpool_output_debug_info): Remove.
7071 * dwarf2out.c (deferred_locations_struct): New struct
7072 (deferred_locations): New type.
7073 (deferred_locations_list): New static var.
7074 (deffer_location): New function.
7075 (gen_variable_die): Use it.
7076 (decls_for_scope): Output info on local static vars.
7077 (dwarf2out_finish): Process deferred locations.
7078 * varpool.c (varpool_output_debug_info): Remove.
7080 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7082 PR rtl-optimization/39241
7083 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7084 to subreg_offset_representable_p.
7086 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7088 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7089 execute function prototype. Get f and nregs from max_reg_num
7090 and get_insns. Remove the first backward pass as it's dead,
7091 guard the forward pass by flag_expensive_optimizations.
7092 (rest_of_handle_regmove): Delete.
7093 (pass_regmove): Replace it with regmove_optimize.
7095 2009-02-25 Martin Jambor <mjambor@suse.cz>
7097 PR tree-optimization/39259
7098 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7099 calls_alloca function flags.
7100 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7103 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7105 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7106 flags_set_1_rtx, flags_set_1_set): Delete.
7107 (regmove_optimize): Do not call mark_flags_life_zones.
7109 2009-02-24 Julian Brown <julian@codesourcery.com>
7112 * config/arm/arm.c (require_pic_register): Only set
7113 cfun->machine->pic_reg once per function.
7115 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7117 * doc/invoke.texi (Link Options): Document an easier way to pass
7118 options that take arguments to the GNU linker using -Xlinker and -Wl.
7120 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7123 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7125 2009-02-24 Richard Guenther <rguenther@suse.de>
7128 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7130 2009-02-24 Richard Guenther <rguenther@suse.de>
7131 Zdenek Dvorak <ook@ucw.cz>
7133 PR tree-optimization/39233
7134 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7135 from converting them to a generic type.
7137 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7139 PR tree-optimization/39260
7140 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7141 contains a condition with a real type.
7142 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7144 2009-02-23 Jason Merrill <jason@redhat.com>
7147 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7148 narrowing_initializer_constant_valid_p.
7149 (narrowing_initializer_constant_valid_p): Don't return
7150 null_pointer_node for adding a pointer to itself.
7152 2009-02-23 Jan Hubicka <jh@suse.cz>
7155 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7158 2009-02-23 Jan Hubicka <jh@suse.cz>
7160 PR tree-optimization/37709
7161 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7162 * tree.h (block_ultimate_origin): Declare.
7163 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7164 * tree-ssa-live.c (remove_unused_scope_block_p):
7165 Eliminate blocks containig no instructions nor live variables nor
7167 (dump_scope_block): New function.
7168 (remove_unused_locals): Enable removal of dead blocks by default;
7169 enable dumping at TDF_DETAILS.
7171 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7173 * config/i386/i386.c (classify_argument): Don't allow COImode
7175 (function_arg_advance_32): Don't allow OImode.
7176 (function_arg_32): Likewise.
7177 (function_value_32): Likewise.
7178 (return_in_memory_32): Likewise.
7179 (function_arg_64): Remove OImode comment.
7181 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7184 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7185 ix86_expand_vector_set for V4DImode in 64bit mode only.
7186 (ix86_expand_vector_init_one_var): Likewise.
7188 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7190 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7192 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7195 * loop-iv.c: Revert last change.
7196 * emit-rtl.c: Likewise.
7198 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7201 * config/i386/i386.c (type_natural_mode): Remove an extra
7202 space in the warning message.
7203 (function_value_32): Handle 32-byte vector modes.
7204 (return_in_memory_32): Likewise.
7206 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7208 * loop-iv.c (truncate_value): New function.
7209 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7211 (lowpart_subreg): Move to...
7212 * emit-rtl.c: ...here.
7214 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7216 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7217 accidental and undocumented change at revision 140860.
7219 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7221 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7222 take gimple_seq * arguments.
7223 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7224 types_compatible_p langhook.
7226 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7227 Joseph Myers <joseph@codesourcery.com>
7229 * config/arm/arm.c (arm_builtin_va_list): New function.
7230 (arm_expand_builtin_va_start): Likewise.
7231 (arm_gimplify_va_arg_expr): Likewise.
7232 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7233 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7234 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7235 (va_list_type): New variable.
7236 (arm_mangle_type): Mangle va_list_type appropriately.
7238 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7241 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7242 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7243 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7244 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7245 parameter to 1000 for -O1 by default.
7246 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7248 * loop-invariant.c: Include params.h.
7249 (move_loop_invariants): Don't call move_single_loop_invariants on
7252 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7254 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7255 offset when calculating bounds for indexing stack_usage_map. Fixes
7256 a buffer overflow with certain target setups.
7258 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7261 * calls.c (expand_call): Clear try_tail_call if caller and callee
7262 disagree in promotion of function return value.
7264 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7267 * c-common.c (c_determine_visibility): If visibility changed and
7268 DECL_RTL has been already set, call make_decl_rtl to update symbol
7271 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7274 * varasm.c (assemble_variable): Don't check DECL_NAME when
7275 globalizing a variable.
7277 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7280 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7281 expression before any __builtin_trap call.
7282 * c-typeck.c (build_function_call): Convert and check function
7283 arguments before generating a call to a trap. Evaluate the
7284 function arguments before the trap.
7286 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7289 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7290 (UNSPEC_FXAM_MEM): New unspec.
7291 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7292 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7293 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7295 2009-02-19 Richard Guenther <rguenther@suse.de>
7297 PR tree-optimization/39207
7298 PR tree-optimization/39074
7299 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7300 storedanything_tree): New.
7301 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7302 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7303 (build_succ_graph): Add edges from STOREDANYTHING to all
7305 (init_base_vars): Initialize STOREDANYTHING.
7306 (compute_points_to_sets): Free substitution info after
7307 building the succ graph.
7308 (ipa_pta_execute): Likewise.
7310 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7312 (do_ds_constraint): Do not add to special var or non-pointer
7314 (type_could_have_pointers): Split out from ...
7315 (could_have_pointers): ... here. For arrays use the element type.
7316 (create_variable_info_for): Initialize may_have_pointers.
7317 (new_var_info): Likewise.
7318 (handle_lhs_call): Make the HEAP variable unknown-sized.
7319 (intra_create_variable_infos): Use a type with pointers for
7320 PARM_NOALIAS, make it unknown-sized.
7322 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7325 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7327 2009-02-18 Jason Merrill <jason@redhat.com>
7330 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7331 value if DECL_EXTERNAL.
7332 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7333 * target.h (gcc_target::binds_local_p): Clarify "module".
7334 * tree.h (TREE_PUBLIC): Clarify "module".
7336 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7339 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7340 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7342 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7345 * c.opt (Wabi): Support C and ObjC.
7348 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7350 * config/i386/i386.c (classify_argument): Warn once about the ABI
7351 change when passing union with long double.
7353 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7355 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7358 * c-parser.c (c_parser_compound_statement): Always enter and leave
7361 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7364 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7366 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7368 PR tree-optimization/36922
7369 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7370 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7373 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7375 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7378 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7380 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7382 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7384 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7387 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7388 Richard Sandiford <rdsandiford@googlemail.com>
7390 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7391 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7392 (loongson_biadd): ...this.
7394 2009-02-17 Richard Guenther <rguenther@suse.de>
7396 PR tree-optimization/39202
7397 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7398 a var make sure to follow existing collapses.
7400 2009-02-17 Richard Guenther <rguenther@suse.de>
7403 * langhooks.c (lhd_print_error_function): Check for NULL block.
7405 2009-02-17 Richard Guenther <rguenther@suse.de>
7407 PR tree-optimization/39204
7408 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7411 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7413 * config/soft-fp/double.h: Update from glibc CVS.
7415 2009-02-17 Richard Guenther <rguenther@suse.de>
7417 PR tree-optimization/39207
7418 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7419 strict-aliasing warnings for pointers pointing to NULL.
7421 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7424 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7425 skipping until next close brace.
7427 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7430 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7431 to function argument boundary.
7433 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7435 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7436 in the lea_add. Reload eventually constraints it properly.
7437 * config/picochip/constraints.md : Remove the target constraint
7438 "b", since it is not needed anymore.
7440 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7442 * gthr-dce.h: Uglify function parameter and local variable names.
7443 * gthr-gnat.h: Likewise.
7444 * gthr-mipssde.h: Likewise.
7445 * gthr-nks.h: Likewise.
7446 * gthr-posix95.h: Likewise.
7447 * gthr-posix.h: Likewise.
7448 * gthr-rtems.h: Likewise.
7449 * gthr-single.h: Likewise.
7450 * gthr-solaris.h: Likewise.
7451 * gthr-tpf.h: Likewise.
7452 * gthr-vxworks.h: Likewise.
7453 * gthr-win32.h: Likewise.
7455 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7458 * config/i386/i386.md: Restrict the new peephole2 to move
7459 between MMX/SSE registers.
7461 2009-02-15 Richard Guenther <rguenther@suse.de>
7464 2009-02-13 Richard Guenther <rguenther@suse.de>
7466 * configure.ac: Enable LFS.
7467 * configure: Re-generate.
7468 * config.in: Likewise.
7470 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7472 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7473 spu_srqwbyte, spu_srqwbytebc): Define.
7474 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7475 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7476 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7477 "shrqby_<mode>"): New insn-and-split patterns.
7478 * config/spu/spu.c (expand_builtin_args): Determine and return
7479 number of operands using spu_builtin_description data.
7480 (spu_expand_builtin_1): Use it.
7482 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7485 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7488 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7491 * config/i386/i386.c (override_options): Correct warning
7492 messages for -malign-loops, -malign-jumps and -malign-functions.
7494 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7497 * config/i386/i386.md: Restrict the new peephole2 to move
7498 between the general purpose registers.
7500 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7503 * config/i386/i386.c (type_natural_mode): Add a new argument.
7504 Return the original mode and warn ABI change if vector size is 32byte.
7505 (function_arg_advance): Updated.
7506 (function_arg): Likewise.
7507 (ix86_function_value): Likewise.
7508 (ix86_return_in_memory): Likewise.
7509 (ix86_sol10_return_in_memory): Likewise.
7510 (ix86_gimplify_va_arg): Likewise.
7511 (function_arg_32): Don't warn ABX ABI change here.
7512 (function_arg_64): Likewise.
7514 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7516 * loop-iv.c (implies_p): In the final case, test that operands 0
7517 of the two comparisons match.
7519 * config/bfin/bfin.c (find_prev_insn_start): New function.
7520 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7521 (find_next_insn_start): Move.
7523 2009-02-13 Richard Guenther <rguenther@suse.de>
7525 * configure.ac: Enable LFS.
7526 * configure: Re-generate.
7527 * config.in: Likewise.
7529 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7532 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7533 sizes on syntax error after some arguments have been parsed.
7535 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7537 * doc/invoke.texi (-fira): Remove.
7539 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7541 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7542 * recog.c: Likewise.
7545 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7547 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7548 (umul_ppmm): Likewise.
7549 (count_leading_zeros): Likewise.
7550 (count_trailing_zeros): Likewise.
7551 (UMUL_TIME): Likewise.
7553 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7555 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7556 soft-fp/t-softfp to tmake_file.
7558 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7559 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7560 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7561 IA64_BUILTIN_INFQ]: New.
7562 (ia64_init_builtins): Initialize __builtin_infq,
7563 __builtin_fabsq and __builtin_copysignq if not HPUX.
7564 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7565 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7567 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7569 (__fixtfti): Likewise.
7570 (__fixunstfti): Likewise.
7571 (__floattitf): Likewise.
7573 * config/ia64/libgcc-glibc.ver: New.
7574 * config/ia64/t-fprules-softfp: Likewise.
7575 * config/ia64/sfp-machine.h: Likewise.
7577 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7578 (LIBGCC2_TF_CEXT): Likewise.
7579 (TF_SIZE): Likewise.
7580 (TARGET_INIT_LIBFUNCS): Likewise.
7582 * config/ia64/t-glibc (SHLINB_MAPFILES):
7583 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7585 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7587 * config/i386/i386.c (construct_container): Rewrite processing
7588 BLKmode with X86_64_SSE_CLASS.
7590 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7593 * config/i386/i386.md: Replace simplify_replace_rtx with
7594 replace_rtx in the new peephole2.
7596 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7598 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7599 loop unrolling do not happen at -O2.
7601 2009-02-12 Michael Matz <matz@suse.de>
7603 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7605 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7607 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7610 2009-02-12 Ben Elliston <bje@au.ibm.com>
7612 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7613 patterns when updating the back chain. Missed in the 2009-02-10
7616 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7618 * doc/extend.texi (Decimal Floating Types): Update identifier of
7619 draft TR and list of missing support.
7621 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7624 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7625 bit to variable length decl's flags, add it also to its
7626 pointer replacement variable.
7628 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7629 Jakub Jelinek <jakub@redhat.com>
7632 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7633 (memory_blockage): New expander.
7634 (*memory_blockage): New insn pattern.
7635 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7636 instead of general blockage at the end of function prologue when
7637 frame pointer is used to access red zone area. Do not emit blockage
7638 when profiling, it is emitted in generic code.
7639 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7640 function epilogue when frame pointer is used to access red zone area.
7642 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7645 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7646 by arithmetic with memory operands.
7647 * config/i386/predicates.md (commutative_operator): New.
7649 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7651 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7654 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7656 * alias.h (record_alias_subset): Declare.
7657 * alias.c (record_alias_subset): Make global.
7659 2009-02-10 Nick Clifton <nickc@redhat.com>
7661 * tree-parloops.c: Change license to GPLv3.
7662 * ipa-struct-reorg.c: Change license to GPLv3.
7663 * ipa-struct-reorg.h: Change license to GPLv3.
7665 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7668 * c-decl.c (start_struct): Return NULL on error.
7670 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7673 * cfgloopmanip.c (remove_path): Call remove_bbs after
7674 cancel_loop_tree, not before it.
7677 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7678 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7679 VAR_DECLs were seen.
7680 * tree-ssa-live.c (remove_unused_locals): Recompute
7681 cfun->has_local_explicit_reg_vars.
7682 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7683 copies or clearings if cfun->has_local_explicit_reg_vars.
7685 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7688 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7689 of function prologue when frame pointer is used to access
7692 2009-02-10 Richard Guenther <rguenther@suse.de>
7695 * gimplify.c (gimple_regimplify_operands): Always look if
7696 we need to create a temporary.
7698 2009-02-10 Richard Guenther <rguenther@suse.de>
7700 PR tree-optimization/39132
7701 * tree-loop-distribution.c (todo): New global var.
7702 (generate_memset_zero): Trigger TODO_rebuild_alias.
7703 (tree_loop_distribution): Return todo.
7705 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7708 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7709 (x86_64_reg_class_name): Removed.
7710 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7711 first one isn't X86_64_SSE_CLASS or any other ones aren't
7712 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7713 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7714 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7715 and 3 X86_64_SSEUP_CLASS.
7716 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7717 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7719 2009-02-10 Ben Elliston <bje@au.ibm.com>
7721 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7722 form instruction to update the stack back chain word, even if the
7723 user has disabled the generation of update instructions.
7724 (movdi_<mode>_update_stack): New.
7725 (movsi_update_stack): Likewise.
7726 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7727 always use an update form instruction to update the stack back
7730 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7733 * graphite.c (if_region_set_false_region): After moving a region in
7734 the false branch of a condition, remove the empty dummy basic block.
7735 (gloog): Remove wrong fix for PR38953.
7737 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7739 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7740 generation due to implicit sign extension.
7742 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7745 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7746 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7748 2009-02-09 Richard Guenther <rguenther@suse.de>
7751 * convert.c (convert_to_real): Disable (float)fn((double)x)
7752 to fnf(x) conversion if errno differences may occur and
7753 -fmath-errno is set.
7755 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7757 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7758 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7759 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7761 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7764 * c-common.c (handle_alias_attribute): Disallow attribute for
7765 anything not a FUNCTION_DECL or VAR_DECL.
7767 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7770 * real.c (do_compare): Special-case compare of zero against
7771 decimal float value.
7773 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7776 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7777 as indicating flexible array members unless the field itself is
7778 being declarared as the incomplete array.
7780 2009-02-06 Jan Hubicka <jh@suse.cz>
7782 PR tree-optimization/38844
7783 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7786 2009-02-06 Richard Guenther <rguenther@suse.de>
7789 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7790 fork because we may expand it as __gcov_fork.
7792 2009-02-06 Nick Clifton <nickc@redhat.com>
7794 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7796 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7798 PR tree-optimization/35659
7799 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7800 vn_phi_eq): Shortcut if hashcode does not match.
7801 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7803 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7804 and avoid iterative_hash_expr.
7805 (FOR_EACH_VALUE_ID_IN_SET): New.
7806 (value_id_compare): Remove.
7807 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7808 sort expressions by value id.
7810 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7813 * config/sh/predicates.md (general_movsrc_operand): Don't check
7814 the subreg of system registers here.
7816 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7819 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7822 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7824 PR rtl-optimization/39110
7825 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7826 addresses, not aligned ones.
7828 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7829 Richard Guenther <rguenther@suse.de>
7831 PR tree-optimization/39100
7832 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7833 comment says and add edges.
7835 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7838 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7839 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7841 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7843 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7844 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7845 register_bb_in_sese, new_sese, free_sese): Moved.
7846 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7847 outermost_loop_in_scop, build_scop_iteration_domain,
7848 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7849 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7850 Use loop_in_sese_p instead of loop_in_scop_p.
7851 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7852 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7853 (scopdet_basic_block_info): Fix bug in scop detection.
7854 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7855 eq_loop_to_cloog_loop): Remove.
7856 (nb_loops_around_loop_in_scop, nb_loop
7857 ref_nb_loops): Moved here...
7858 * graphite.h (ref_nb_loops): ... from here.
7859 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7860 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7861 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7862 * testsuite/gcc.dg/graphite/scop-19.c: New
7864 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7865 Hans-Peter Nilsson <hp@axis.com>
7867 PR rtl-optimization/37889
7868 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7869 Move offset handling from PLUS to before the switch. Use new
7870 arguments when considering SYMBOL_REFs too.
7871 (rtx_addr_can_trap_p): Pass dummy offset and size.
7872 (enum may_trap_p_flags): Remove.
7873 (may_trap_p_1): Pass size from MEM_SIZE.
7875 PR rtl-optimization/38921
7876 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7877 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7878 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7879 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7881 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7883 AVX Programming Reference (January, 2009)
7884 * config/i386/sse.md (*vpclmulqdq): New.
7886 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7888 PR tree-optimization/38977
7889 PR gcov-profile/38292
7890 * calls.c (special_function_p): Disregard __builtin_ prefix.
7892 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7894 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7895 non-indexable addresses even before reload.
7897 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7900 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7901 as having variable size. Do not give an error for unnamed
7902 parameters with [*] declarators. Give a warning for type names
7903 with [*] declarators and mark them as variable size.
7904 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7905 for sizeof applied to [*] type names.
7907 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7910 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7912 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7914 * gcc.c (process_command): Update copyright notice dates.
7915 * gcov.c (print_version): Likewise.
7916 * gcov-dump.c (print_version): Likewise.
7917 * mips-tfile.c (main): Likewise.
7918 * mips-tdump.c (main): Likewise.
7920 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7923 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7924 for composite type involving a zero-length array type.
7926 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7929 * function.c (match_asm_constraints_1): Skip over
7930 initial optional % in the constraint.
7933 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7934 supported, don't accept FIXED_CSTs.
7935 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7936 and _Sat is used without _Fract/_Accum. Set specs->type to
7937 integer_type_node for cts_fract/cts_accum if fixed point is not
7940 2009-02-02 Catherine Moore <clm@codesourcery.com>
7942 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7944 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7946 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7947 (ABI_HAS_64BIT_SYMBOLS): Use it.
7948 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7950 2009-02-02 Paul Brook <paul@codesourcery.com>
7952 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7954 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7957 * recog.h (asm_operand_ok): Add constraints argument.
7958 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7959 recurse on matching constraint.
7960 (check_asm_operands): Pass constraints as 3rd argument to
7961 asm_operand_ok. Don't look up matching constraint here.
7962 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7965 2009-02-02 Ben Elliston <bje@au.ibm.com>
7967 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7968 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7970 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7972 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7973 information. Remove some obsolete information. Reorganize.
7975 * config/pa/fptr.c: Revert license to GPL 2.
7976 * config/pa/milli64.S: Likewise.
7978 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7981 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7982 LIBRARY name in, instead of hard-coding it.
7983 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7984 extra target make frag to tmake_files according to EH model.
7985 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7986 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7987 frags that define makefile variable EH_MODEL appropriately.
7988 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7989 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7990 to "-sjlj" according to type of EH configured.
7991 (LIBGCC_SONAME): Concatenate it to shared library base name.
7992 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7993 to "_sjlj" according to type of EH configured.
7994 (LIBGCC_SONAME): Concatenate it to shared library base name.
7995 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7996 (SHLIB_LINK): Add missing semicolon to if-else construct.
7997 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7998 string value of "pe_dll" command-line option.
7999 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8000 (SHLIB_SONAME): Use it when overriding t-cygming default.
8001 (SHLIB_IMPLIB): Override t-cygming default.
8002 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8003 string value of "pe_dll" command-line option.
8005 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8008 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8009 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8011 2009-01-31 Richard Guenther <rguenther@suse.de>
8013 PR tree-optimization/38937
8014 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8015 computing the transitive closure.
8017 2009-01-30 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/39041
8020 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8021 Propagate variable indices only if the types match for this stmt.
8023 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8026 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8027 inline but never defined.
8029 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8031 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8032 (*insv_h_di_reg_extimm): New insn.
8033 (*insv_l<mode>_reg_extimm): New insn.
8035 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8037 * config/picochip/picochip.c (flag_conserve_stack): set
8038 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8039 fconserve-stack. Reduce call-overhead used by inliner.
8041 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8044 * common.opt (flag_conserve_stack): Initialised to zero.
8046 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8049 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8050 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8053 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8055 * ira-color.c (allocno_reload_assign): Update comments.
8056 * regmove.c (regmove_optimize): Likewise.
8060 2009-01-29 Robert Millan <rmh@aybabtu.com>
8062 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8063 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
8064 `MD_UNWIND_SUPPORT'.
8065 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8067 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8069 PR tree-optimization/39007
8070 * tree-loop-distribution.c (generate_builtin): Use
8071 recompute_dominator to compute the immediate dominator of the
8072 basic block just after the loop.
8074 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8076 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8077 (ASM_OUTPUT_DWARF_PCREL): Define.
8079 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8081 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8082 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8083 global. Modify entries about regmove and IRA.
8085 * ra-conflict.c: Remove the file.
8087 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8089 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8090 (pass_regclass_init): Rename to pass_reginfo_init.
8092 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8094 * toplev.h (flag_ira): Remove.
8096 * caller-save.c (setup_save_areas): Remove flag_ira.
8098 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8100 * global.c: Remove the file.
8102 * opts.c (decode_options): Remove flag_ira.
8104 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8106 * regmove.c: Modify file description.
8107 (find_use_as_address, try_auto_increment): Define them only if
8108 AUTO_INC_DEC is defined.
8109 (replacement_quality, replace_in_call_usage, fixup_match_1,
8110 stable_and_no_regs_but_for_p): Remove.
8111 (reg_set_in_bb): Make it static.
8112 (regmove_optimize): Remove flag_ira and code which worked for
8115 * local-alloc.c: Remove the file.
8117 * common.opt (fira): Remove.
8119 * ira.c: Include except.h.
8120 (eliminable_regset): Move from global.c.
8121 (mark_elimination): Ditto. Remove flag_ira.
8122 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8123 equiv_mem_modified, validate_equiv_mem_from_store,
8124 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8125 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8126 no_equiv, recorded_label_ref): Move from local-alloc.c.
8127 (update_equiv_regs): Ditto. Make it static.
8128 (print_insn_chain, print_insn_chains): Move it from global.c.
8129 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8130 (build_insn_chain): Ditto. Make it static.
8131 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8132 Rename to init_live_subregs.
8133 (gate_ira): Remove flag_ira.
8135 * regclass.c: Rename reginfo.c. Change file description.
8136 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8137 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8138 (init_reg_sets_1): Remove code for evaluation of
8139 reg_class_superclasses and losing_caller_save_reg_set.
8140 (init_regs): Remove init_reg_autoinc.
8141 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8142 ok_for_base_p_nonstrict): Remove.
8143 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8144 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8145 corresponding entries.
8146 (dump_regclass, record_operand_costs, scan_one_insn,
8147 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8148 record_address_regs, auto_inc_dec_reg_p): Remove.
8149 (gt-regclass.h): Rename to gt-reginfo.h.
8151 * rtl.h (dump_global_regs, retry_global_alloc,
8152 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8154 * Makefile.in (RA_H): Remove.
8155 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8156 Rename regclass.o to reginfo.o.
8157 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8159 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8160 (GTFILES): Rename regclass.c to reginfo.c.
8162 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8163 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8165 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8166 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8168 (finish_spills): Ditto. Remove code for !flag_ira.
8170 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8173 * doc/invoke.texi (rtl debug options): Complete rewrite.
8174 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8176 * mode-switching.c (pass_mode_switching): Rename pass from
8177 "mode-sw" to "mode_sw".
8178 * except.c (pass_convert_to_eh_ranges): Rename pass from
8179 "eh-ranges" to "eh_ranges".
8180 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8184 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8185 Alexander Monakov <amonakov@ispras.ru>
8188 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8190 (move_exprs_to_boundary): Change return type and pass through
8191 should_move from move_op. Relax assert. Update usage ...
8192 (schedule_expr_on_boundary): ... here. Use should_move instead of
8194 (move_op_orig_expr_found): Indicate that insn was disconnected from
8196 (code_motion_process_successors): Do not call after_merge_succs
8197 callback if original expression was not found when traversing any of
8199 (code_motion_path_driver): Change return type. Update prototype.
8200 (move_op): Update comment. Add a new parameter (should_move). Update
8201 prototype. Set *should_move based on indication provided by
8202 move_op_orig_expr_found.
8204 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8206 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8207 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8208 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8209 * config/rs6000/rs6000.c (rs6000_override_options): Default
8210 avoid-indexed-addresses on for Power6, off for everything else.
8211 (avoiding_indexed_address_p): New function.
8212 (rs6000_legitimize_address): Use it.
8213 (rs6000_legitimate_address): Likewise.
8214 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8216 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8218 PR tree-optimization/38997
8219 * tree-loop-distribution.c (generate_memset_zero): Use
8220 POINTER_PLUS_EXPR for a pointer addition.
8222 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8224 * config/s390/s390.md (bswap<mode>2): New pattern added.
8226 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8228 * config/s390/s390.md (*tls_load_31): Added type attribute.
8230 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8232 * config/s390/s390.md: Fix a few comments.
8234 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8236 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8237 (*tm<mode>_full): Fixed z10prop attribute.
8238 (*tst<mode>_extimm): Fixed z10prop attribute.
8239 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8240 (*tstqiCCT_cconly): Fixed z10prop attribute.
8241 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8242 (*movsi_larl): Fixed z10prop attribute.
8243 (*movsi_zarch): Fixed z10prop attribute.
8244 (*movsi_eas): Fixed z10prop attribute.
8245 (*movhi): Fixed z10prop attribute.
8246 (*movqi): Fixed z10prop attribute.
8247 (*movstrictqi): Fixed z10prop attribute.
8248 (*mov<mode>): Fixed z10prop attribute.
8249 (*movcc): Fixed z10prop attribute.
8250 (*sethighpartdi_64): Fixed z10prop attribute.
8251 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8252 (*negdi2_sign_cc): Fixed z10prop attribute.
8253 (*negdi2_sign): Fixed z10prop attribute.
8254 (*absdi2_sign_cc): Fixed z10prop attribute.
8255 (*absdi2_sign): Fixed z10prop attribute.
8256 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8257 (*negabsdi2_sign): Fixed z10prop attribute.
8258 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8259 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8260 (doloop_si64): Fixed z10prop attribute.
8261 (doloop_si31): Fixed z10prop attribute.
8262 (doloop_long): Fixed z10prop attribute.
8263 (indirect_jump): Fixed z10prop attribute.
8264 (nop): Fixed z10prop attribute.
8265 (main_base_64): Fixed z10prop attribute.
8266 (reload_base_64): Fixed z10prop attribute.
8268 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8270 PR rtl-optimization/38740
8271 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8273 * config/mips/mips.c (mips_reorg): Likewise.
8275 2009-01-28 Richard Guenther <rguenther@suse.de>
8277 PR tree-optimization/38926
8278 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8279 with the correct value id to a value.
8280 (do_regular_insertion): Use the value number of edoubleprime
8281 for the value number of the expr.
8284 2008-08-21 Richard Guenther <rguenther@suse.de>
8286 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8287 a PHI ask VN if it is already available.
8288 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8289 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8291 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8294 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8295 set to varying whenever max has TREE_OVERFLOW set, similarly
8296 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8298 2009-01-28 Richard Guenther <rguenther@suse.de>
8301 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8302 uninitialized aggregate uses in call arguments.
8304 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8306 PR tree-optimization/38984
8307 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8308 the nothing_id variable if -fno-delete-null-pointer-checks.
8310 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8313 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8314 (set_got_offset_rex64): Ditto.
8316 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8319 * doc/extend.texi: Improve local variable with asm reg.
8321 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8323 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8324 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8325 was not supplied then set warn_packed_bitfield_compat to the
8327 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8330 2009-01-27 Richard Guenther <rguenther@suse.de>
8332 PR tree-optimization/38503
8333 * cfgexpand.c (expand_gimple_basic_block): Ignore
8334 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8335 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8336 variables that cannot have TBAA applied.
8337 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8340 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8343 * calls.c (initialize_argument_information): Do not wrap complex
8344 arguments in SAVE_EXPR.
8346 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8348 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8349 (INSTALL_LIBGCC): Revert typo commit.
8351 2009-01-26 Richard Guenther <rguenther@suse.de>
8353 PR tree-optimization/38745
8354 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8355 from special handling.
8357 2009-01-26 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/38745
8360 * tree-ssa.c (execute_update_addresses_taken): Do not include
8361 variables that cannot possibly be a register in not_reg_needs.
8362 Do not clear TREE_ADDRESSABLE on vars that may not become
8364 * tree-ssa.c (update_alias_info_1): Include those in the set
8365 of addressable vars.
8367 2009-01-26 Richard Guenther <rguenther@suse.de>
8370 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8371 * tree-ssa-dse.c: Include langhooks.h
8372 (execute_simple_dse): Remove stores with zero size.
8374 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8377 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8380 2009-01-24 Julian Brown <julian@codesourcery.com>
8382 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8383 config/arm/linux-atomic.c.
8384 * config/arm/linux-atomic.c: New.
8386 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8388 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8389 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8390 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8392 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8395 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8398 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8400 PR tree-optimization/38953
8401 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8402 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8403 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8404 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8407 2009-01-24 Paul Brook <paul@codesourcery.com>
8409 * config/arm/neon.md (neon_type): Move to arm.md.
8410 (neon_mov<VSTRUCT>): Add neon_type attribute.
8411 * config/arm/arm.md (neon_type): Move to here.
8412 (conds): Add "unconditioal" and use as default for NEON insns.
8414 2009-01-24 Ben Elliston <bje@au.ibm.com>
8416 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8417 void *' warning from -Wc++-compat.
8418 * Makefile.in (dominance.o-warn): Remove.
8420 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8422 PR tree-optimization/38932
8423 * fold-const.c (fold_unary_ignore_overflow): New.
8424 * tree.h (fold_unary_ignore_overflow): Declare.
8425 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8426 * tree-ssa-sccvn.c (visit_reference_op_load,
8427 simplify_unary_expression): Likewise.
8429 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8431 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8432 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8433 regardless of their type.
8434 * c-common.c (handle_packed_attribute): Don't ignore packed on
8436 * c.opt (Wpacked-bitfield-compat): New warning option.
8437 * stor-layout.c (place_field): Warn if offset of a field changed.
8438 * doc/extend.texi (packed): Mention the ABI change.
8439 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8440 (Warning Options): Add it to the list.
8442 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8444 * c-opts.c (c_common_post_options): Fix a typo in comments.
8446 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8449 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8450 variables to static.
8451 * doc/invoke.texi (-fmerge-all-constants): Update description.
8453 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8456 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8457 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8459 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8461 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8463 (LOCAL_ALIGNMENT): Similarly.
8465 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8466 Joseph Myers <joseph@codesourcery.com>
8468 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8469 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8470 * config/arm/arm-tune.md: Regenerate.
8471 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8474 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8476 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8477 version number to five.
8479 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8482 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8483 * c-common.c (set_underlying_type): Likewise.
8484 (is_typedef_decl ): Likewise
8486 (set_underlying_type): Likewise.
8487 (is_typedef_type): Likewise.
8489 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8492 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8495 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8498 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8499 (LIBGCC_SPEC): Don't define.
8500 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8502 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8504 PR rtl-optimization/38879
8505 * alias.c (base_alias_check): Unaligned access via AND address can
8506 alias all surrounding object types except those with sizes equal
8507 or wider than the size of unaligned access.
8509 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8512 * c-decl.c (clone_underlying_type): Move this ...
8513 * c-common.c (set_underlying_type): ... here.
8514 Also, make sure the function properly sets TYPE_STUB_DECL() on
8515 the newly created typedef variant type.
8516 (is_typedef_decl ): New entry point.
8517 * tree.h: Added a new member member_types_needing_access_check to
8518 struct tree_decl_non_common.
8519 (set_underlying_type): New entry point.
8520 (is_typedef_type): Likewise.
8522 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8524 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8525 Check whether two instructions have memory references that
8526 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8527 are helper functions for traversing.
8528 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8529 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8530 not to draw dependency edge for instructions with non-conflicting
8533 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8536 * longlong.h: Update copyright years. Use soft-fp license notice.
8537 Sync __clz_tab declaration with glibc.
8539 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8542 * doc/extend.texi (syscall_linkage): New.
8543 (version_id): Modify.
8545 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8546 Richard Guenther <rguenther@suse.de>
8548 PR tree-optimization/38747
8549 PR tree-optimization/38748
8550 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8551 conversion if the base address is an indirect reference and the
8552 aliasing sets could cause issues.
8554 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8556 * common.opt (fgraphite, fgraphite-identity): Add comment for
8557 explaining why these options are not documented.
8559 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8561 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8562 gimple_call_lhs is NULL.
8564 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8567 * emit-rtl.c (adjust_address_1): Make sure memref is never
8570 2009-01-20 Ben Elliston <bje@au.ibm.com>
8572 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8573 const qualifier from arg parameter. Remove unnecessary cast to char *.
8574 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8575 const qualifier from arg 2.
8577 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8579 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8581 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8584 * rtl.h (reinit_regs): New prototype.
8585 * regclass.c: Include ira.h.
8587 * Makefile.in (regclass.o): Add ira.h.
8588 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8590 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8593 * c-common.c (handle_aligned_attribute): Use
8594 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8595 default alignment value.
8597 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8599 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8600 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8602 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8603 __BIGGEST_ALIGNMENT__.
8605 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8607 2009-01-18 Richard Guenther <rguenther@suse.de>
8609 PR tree-optimization/38819
8610 * tree-flow.h (operation_could_trap_helper_p): Declare.
8611 * tree-eh.c (operation_could_trap_helper_p): Export.
8612 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8613 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8614 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8615 are about to insert a possibly trapping instruction and fail
8618 2009-01-18 Andreas Schwab <schwab@suse.de>
8620 * doc/install.texi (Configuration): Remove obsolete paragraph
8621 about use of --with-gnu-ld with --with-gnu-as.
8623 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8625 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8626 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8627 Follow spelling conventions.
8629 2009-01-18 Ben Elliston <bje@au.ibm.com>
8631 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8632 C++ warning about implicit conversion from void * to struct
8634 (bitmap_obstack_free): Likewise for bitmap_element *.
8635 * Makefile.in (bitmap.o-warn): Remove.
8637 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8639 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8641 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8642 Tobias Grosser <tobi.grosser@amd.com>
8644 * graphite.c (graphite_trans_scop_block): Do not block single
8647 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8649 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8650 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8651 test with assertion.
8653 2009-01-16 Richard Guenther <rguenther@suse.de>
8655 PR tree-optimization/38835
8657 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8658 and INT + PTR -> (INT)(PTR p+ INT) folding.
8659 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8661 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8664 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8665 the subreg from a lowpart subreg if it is also casting the value.
8667 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8668 Tobias Grosser <tobi.grosser@amd.com>
8670 * graphite.c (compare_prefix_loops): New.
8671 (build_scop_canonical_schedules): Rewritten.
8672 (graphite_transform_loops): Move build_scop_canonical_schedules
8673 after build_scop_iteration_domain.
8675 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8676 Tobias Grosser <tobi.grosser@amd.com>
8678 * graphite.c (add_conditions_to_domain): Add the loops to
8679 the dimension of the iteration domain. Do copy the domain
8680 only when it exists.
8681 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8682 (add_conditions_to_constraints): New.
8683 (can_generate_code_stmt, can_generate_code): Removed.
8684 (gloog): Do not call can_generate_code.
8685 (graphite_transform_loops): Call add_conditions_to_constraints
8686 after building the iteration domain.
8688 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8690 PR tree-optimization/38789
8691 * tree-ssa-threadedge.c
8692 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8693 __builtin_constant_p.
8695 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8697 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8698 examined before deleting them.
8700 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8702 * function.c (aggregate_value_p): Correctly extract the function
8703 type from CALL_EXPR_FN lookup.
8705 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8707 * config/picochip/picochip.c (picochip_override_options): Revert
8708 CFI asm flag disable commited previously.
8710 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8711 Tobias Grosser <tobi.grosser@amd.com>
8712 Jan Sjodin <jan.sjodin@amd.com>
8714 * graphite.c (scan_tree_for_params): On substractions negate
8715 all the coefficients of the term.
8716 (clast_to_gcc_expression_red): New. Handle reduction expressions
8717 of more than two operands.
8718 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8719 (get_vdef_before_scop): Handle also the case of default definitions.
8721 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8723 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8724 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8725 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8727 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8728 Joey Ye <joey.ye@intel.com>
8731 * cfgexpand.c (expand_stack_alignment): Don't update stack
8732 boundary nor check incoming stack boundary here.
8733 (gimple_expand_cfg): Update stack boundary and check incoming
8734 stack boundary here.
8736 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8738 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8740 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8742 PR rtl-optimization/38245
8743 * calls.c (expand_call): Add stack arguments to
8744 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8745 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8746 in regs and partially in memory or BLKmode arguments.
8747 (emit_library_call_value_1): Add stack arguments to
8748 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8749 ACCUMULATE_OUTGOING_ARGS).
8750 * dce.c: Include tm_p.h.
8751 (find_call_stack_args): New function.
8752 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8754 (mark_insn): Call find_call_stack_args for CALL_Ps.
8755 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8756 forwards. Allocate and free arg_stores bitmap if needed, pass it
8757 down to deletable_insn_p, don't mark stores set in arg_stores
8758 bitmap, clear the bitmap at the beginning of each bb.
8759 * Makefile.in (dce.o): Depend on $(TM_P_H).
8761 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8764 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8765 to make sure the insn is a conditional test (bug 22599). Reformat a
8768 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8771 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8772 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8773 (gloog): Do not call cleanup_tree_cfg.
8774 (graphite_transform_loops): Call cleanup_tree_cfg after all
8775 scops have been code generated.
8777 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8778 * doc/gty.texi (Invoking the garbage collector): Added new node
8779 and section documenting ggc_collect.
8781 2009-01-14 Richard Guenther <rguenther@suse.de>
8783 PR tree-optimization/38826
8785 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8786 initialization notes only if we actually emitted a warning.
8787 (intra_create_variable_infos): Add constraints for a result decl
8788 that is passed by hidden reference.
8789 (build_pred_graph): Mark all related variables non-direct on
8792 2009-01-14 Nick Clifton <nickc@redhat.com>
8794 * ira-conflicts.c: Include addresses.h for the definition of
8796 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8797 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8799 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8802 * Makefile.in (ira-lives.o): Add except.h.
8804 * ira-lives.c: Include except.h.
8805 (process_bb_node_lives): Process can_throw_internal.
8807 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8809 PR rtl-optimization/38774
8810 * combine.c (simplify_set): When undoing cc_use change, don't do
8811 PUT_CODE on the newly created comparison, but instead put back the
8814 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8816 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8817 values. Remove duplicate arm8 entry.
8819 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8821 PR tree-optimization/38786
8822 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8823 the SSA_NAME case of expand_scalar_variables_expr.
8824 Set the type of an expression to the type of its assign statement.
8825 (expand_scalar_variables_expr): Also gather the scalar computation
8826 used to index the memory access. Do not pass loop_p.
8827 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8828 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8829 the gimple_stmt_iterator where it inserts new code.
8831 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8832 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8834 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8836 * graphite.h (debug_value): Removed.
8837 * graphite.c (debug_value): Removed.
8839 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8841 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8842 ldrd/strd with two 32-bit instructions.
8844 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8846 * config/arm/arm.c (struct processors): Pass for speed down into
8847 cost helper functions.
8848 (const_ok_for_op): Handle COMPARE and inequality nodes.
8849 (arm_rtx_costs_1): Rewrite.
8850 (arm_size_rtx_costs): Update prototype.
8851 (arm_rtx_costs): Pass speed down to helper functions.
8852 (arm_slowmul_rtx_costs): Rework cost calculations.
8853 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8854 (arm_9e_rtx_costs): Likewise.
8856 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8858 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8859 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8860 (alpha_legitimize_address): Do not split local symbols wider than
8861 UNITS_PER_WORD into HIGH/LO_SUM parts.
8863 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8866 * gcc.c (process_command): Replace call to execvp with calls
8867 to pex_one and exit.
8869 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8872 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8873 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8874 variant for devices with 3-byte PC.
8875 (__tablejump_elpm__): New.
8877 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8880 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8881 offsetof member-designator, handle it as `[0].'.
8883 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8885 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8886 function when not using named sections on targets with named sections
8887 if branch distance is less than 262132.
8889 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8891 * combine.c (combine_instructions): Recompute
8892 optimize_this_for_speed_p for each BB in the main combine loop.
8894 2009-01-12 Tomas Bily <tbily@suse.cz>
8897 * tree-loop-distribution.c (prop_phis): New function.
8898 (generate_builtin): Call prop_phis.
8899 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8901 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8903 PR tree-optimization/38807
8904 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8905 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8907 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8909 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8910 subreg of op0 to the original op0.
8912 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8914 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8916 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8919 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8920 starting with digits.
8922 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8925 * config/arm/arm.c (arm_is_long_call_p): Don't call
8926 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8928 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8930 * regrename.c (regrename_optimize): Fix dumping.
8931 (find_oldest_value_reg): Preserve REG_POINTER.
8932 (copy_hardreg_forward_1): Likewise.
8934 2009-01-09 Diego Novillo <dnovillo@google.com>
8936 * gimple.h (struct gimple_statement_base) <uid>: Document
8937 the restrictions on its use.
8939 (gimple_set_uid): Tidy.
8941 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8943 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8944 zero guard even if align_bytes != 0 and count is smaller than
8947 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8949 PR rtl-optimization/38495
8950 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8951 (add_range_and_copies_from_move_list): Print all added ranges.
8952 Add ranges to memory optimized destination.
8954 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8958 * config/i386/i386.c (override_options): Reject
8959 -mstringop-strategy=rep_8byte with -m32.
8960 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8961 to 1. Do count comparison against epilogue_size_needed at compile
8962 time even when count_exp was constant forced into register. For
8963 size_needed don't jump to epilogue, instead just avoid aligning
8964 and invoke the body algorithm. If need_zero_guard, add zero guard
8965 even if count is non-zero, but smaller than size_needed + number of
8966 bytes that could be stored for alignment.
8967 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8968 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8969 but smaller than size_needed + number of bytes that could be stored
8970 for alignment. Compare size_needed with epilogue_size_needed instead
8971 of desired_align - align, don't adjust size_needed, pass
8972 epilogue_size_needed to the epilogue expanders.
8975 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8977 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8979 * pa.c (last_address): Change to unsigned.
8980 (update_total_code_bytes): Change argument to unsigned. Don't
8981 check if insn addresses are set.
8982 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8983 addresses are not set.
8984 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8986 2009-01-09 Nick Clifton <nickc@redhat.com>
8988 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8989 DECL_DECLARED_INLINE_P.
8991 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8994 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8995 GET_MODE (op0) in operand_subword_force calls.
8998 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8999 fold_convert arg0 operands to TREE_TYPE (op0) first.
9001 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9003 * params.def (ira-max-conflict-table-size): Decrease default value
9006 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9008 PR tree-optimization/37031
9009 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9011 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9012 allocate it using gc instead of heap, use VEC_quick_push instead of
9014 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9015 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9016 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9017 allocated vector from heap allocated.
9018 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9019 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9020 vector only after perfect_loop_nest_depth call.
9022 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9023 Jan Sjodin <jan.sjodin@amd.com>
9025 PR tree-optimization/38559
9026 * graphite.c (debug_value, copy_constraint,
9027 swap_constraint_variables, scale_constraint_variable, ): New.
9028 (get_lower_bound, get_upper_bound): Removed.
9029 (graphite_trans_bb_strip_mine): Clean up this code that works
9030 only for constant number of iterations. Fully copy upper and
9031 lower bound constraints, not only the constant part of them.
9032 * graphite.h (debug_value): Declared.
9034 2009-01-08 Ira Rosen <irar@il.ibm.com>
9036 PR tree-optimization/37194
9037 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9038 Don't add the cost of cost model guard in prologue to scalar
9039 outside cost in case of known number of iterations.
9041 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9042 Alan Modra <amodra@bigpond.net.au>
9044 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9045 non-word-aligned REG+CONST addressing.
9047 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9050 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9051 free_after_compilation when outputting a thunk.
9052 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9053 Do not call free_after_compilation here.
9055 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9057 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9058 (ix86_valid_target_attribute_inner_p): Ditto.
9060 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9062 PR tree-optimization/38492
9063 PR tree-optimization/38498
9064 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9065 * tree-chrec.h (scev_is_linear_expression): Declared.
9066 * graphite.c (graphite_cannot_represent_loop_niter): New.
9067 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9068 (graphite_loop_normal_form): Use gcc_assert.
9069 (scan_tree_for_params): Use CASE_CONVERT.
9070 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9071 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9072 Use gcc_assert. Discard scops that contain unhandled cases.
9073 (build_scop_conditions): Return a boolean status for unhandled cases.
9074 (strip_mine_profitable_p): Print the loop number, not its depth.
9075 (is_interchange_valid): Pass the depth of the loop nest, don't
9076 recompute it wrongly.
9077 (graphite_trans_bb_block): Same.
9078 (graphite_trans_bb_block): Print tentative of loop blocking.
9079 (graphite_trans_scop_block): Do not print that the loop has been
9081 (graphite_transform_loops): Do not handle scops that contain condition
9084 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9086 AVX Programming Reference (December, 2008)
9087 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9088 (_mm256_stream_pd): Likewise.
9089 (_mm256_stream_ps): Likewise.
9091 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9092 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9093 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9094 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9095 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9096 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9097 (ix86_expand_special_args_builtin): Likewise.
9099 * config/i386/sse.md (AVXMODEDI): New.
9100 (avx_movnt<mode>): Likewise.
9101 (avx_movnt<mode>): Likewise.
9102 (<sse>_movnt<mode>): Remove AVX support.
9103 (sse2_movntv2di): Likewise.
9105 2009-01-07 Richard Guenther <rguenther@suse.de>
9108 * fold-const.c (extract_muldiv): Remove obsolete comment.
9109 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9110 to PLUS_EXPR canonicalization for the canonicalization.
9112 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9114 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9115 hosted cross-compilers generating less efficient code.
9117 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9119 * function.h (rtl_data): Add a dbr_scheduled_p field.
9120 * reorg.c (dbr_schedule): Set it.
9121 (gate_handle_delay_slots): Check it.
9122 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9123 (mips_reorg): Check flag_delayed_branch instead of
9124 mips_base_delayed_branch.
9125 (mips_override_options): Don't set mips_base_delayed_branch
9126 or flag_delayed_branch.
9128 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9130 PR rtl-optimization/38426.
9131 * ira.c (ira): Set current_function_is_leaf earlier.
9133 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9135 PR rtl-optimization/38722
9136 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9137 too early, only set a flag and modify after last possible
9140 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9143 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9144 * real.c (decimal_single_format): Correct values of emin and emax.
9145 (decimal_double_format): Ditto.
9146 (decimal_quad_format): Ditto.
9147 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9148 computation of DECnn_MIN and DECnn_MAX for corrected values of
9149 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9150 __DECnn_MIN__, and adjust its computation for the corrected value
9153 2009-01-06 Jan Hubicka <jh@suse.cz>
9156 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9158 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9160 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9161 Add Robert Clark to the list of testers.
9163 2009-01-06 Jan Hubicka <jh@suse.cz>
9164 Kai Tietz <kai.tietz@onevision.com>
9166 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9167 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9169 2009-01-06 Jan Hubicka <jh@suse.cz>
9170 Kai Tietz <kai.tietz@onevision.com>
9172 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9174 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9175 (ix86_nsaved_regs): Count only general purpose regs.
9176 (ix86_nsaved_sseregs): New.
9177 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9178 to 16 for w64; compute padding and size of sse reg save area.
9179 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9180 general purpose regs.
9181 (ix86_emit_save_sse_regs_using_mov): New.
9182 (ix86_expand_prologue): Save SSE regs if needed.
9183 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9184 (ix86_emit_restore_sse_regs_using_mov): New.
9185 (ix86_expand_epilogue): Save SSE regs if needed.
9187 2009-01-06 Jan Hubicka <jh@suse.cz>
9188 Kai Tietz <kai.tietz@onevision.com>
9190 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9191 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9192 functions when accumulate outgoing args is off.
9194 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9197 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9198 before using pseudos_have_intersected_live_ranges_p.
9200 * ira-int.h (ira_assert): Always define.
9202 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9204 AVX Programming Reference (December, 2008)
9205 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9206 (_mm256_permute2_pd): Likewise.
9207 (_mm_permute2_ps): Likewise.
9208 (_mm256_permute2_ps): Likewise.
9209 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9210 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9212 * config/i386/i386.c (ix86_builtins): Remove
9213 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9214 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9215 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9216 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9217 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9218 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9219 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9220 __builtin_ia32_vpermil2ps256.
9221 (ix86_init_mmx_sse_builtins): Updated.
9222 (ix86_expand_args_builtin): Likewise.
9224 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9226 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9227 long absolute calls when generating PA 2.0 code.
9229 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9231 PR rtl-optimization/38583
9232 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9234 * params.def (ira-max-conflict-table-size): New.
9236 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9238 * ira.h (ira_conflicts_p): New external definition.
9240 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9241 table. Report this. Return result of building.
9242 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9243 building conflict table.
9245 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9246 (ira_color): Use ira_conflicts_p.
9248 * global.c: Include ira.h.
9249 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9252 * Makefile.in (global.o): Add ira.h.
9254 * ira-build.c (mark_all_loops_for_removal,
9255 propagate_some_info_from_allocno): New.
9256 (remove_unnecessary_allocnos): Call
9257 propagate_some_info_from_allocno.
9258 (remove_low_level_allocnos): New.
9259 (remove_unnecessary_regions): Add parameter. Call
9260 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9261 parameter to remove_unnecessary_regions.
9262 (ira_build): Remove all regions but root if the conflict table was
9263 not built. Update conflict hard regs for allocnos crossing calls.
9265 * ira.c (ira_conflicts_p): New global.
9266 (ira): Define and use ira_conflicts_p.
9268 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9269 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9270 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9272 2009-01-06 Ben Elliston <bje@au.ibm.com>
9274 * gengtype-lex.l (YY_NO_INPUT): Define.
9276 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9279 * c-common.c (handle_vector_size_attribute): Also reject
9282 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9284 PR tree-optimization/38492
9285 * graphite.c (rename_map_elt, debug_rename_elt,
9286 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9287 rename_map_elt_info, eq_rename_map_elts,
9288 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9289 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9290 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9291 (sese_build_livein_liveouts): New.
9292 (new_sese, free_sese): New.
9293 (new_scop): Call new_sese.
9294 (free_scop): Call free_sese.
9295 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9296 (register_old_new_names): Renamed register_old_and_new_names.
9297 (register_scop_liveout_renames, add_loop_exit_phis,
9298 insert_loop_close_phis, struct igp,
9299 default_liveout_before_guard, add_guard_exit_phis,
9300 insert_guard_phis, copy_renames): New.
9301 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9302 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9303 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9304 (scop_adjust_phis_for_liveouts): New.
9305 (gloog): Call scop_adjust_phis_for_liveouts.
9307 * graphite.h (struct sese): Documented. Added fields liveout,
9309 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9310 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9311 (struct scop): Added field liveout_renames.
9312 (SCOP_LIVEOUT_RENAMES): New.
9314 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9316 PR tree-optimization/38510
9317 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9318 (translate_clast): Call recompute_all_dominators before
9320 (gloog): Call recompute_all_dominators before graphite_verify.
9322 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9323 Jan Sjodin <jan.sjodin@amd.com>
9325 PR tree-optimization/38500
9326 * graphite.c (create_sese_edges): Call fix_loop_structure after
9329 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9331 * config.gcc: Add m32r*-*-rtems*.
9332 * config/m32r/rtems.h: New file.
9334 2009-01-05 Ben Elliston <bje@au.ibm.com>
9336 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9337 (.po.pox): Likewise.
9338 (po/gcc.pot): Likewise.
9340 2009-01-04 David S. Miller <davem@davemloft.net>
9342 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9343 (STARTING_FRAME_OFFSET): Always set to zero.
9345 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9347 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9348 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9349 fixed-point types, and vectors of the same.
9351 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9353 * config/mips/sync.md (*mb_barrier): Rename to...
9354 (*memory_barrier): ...this.
9356 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9358 * doc/extend.texi (Function Attributes): Move @cindex after @item
9359 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9360 and put in alphabetical order. Fix 'target' name and put in order.
9361 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9364 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9366 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9367 (memory_barrier): Expand as unspec instead of unspec_volatile.
9368 Remove mem:BLK from insn operands. Use Pmode scratch register.
9369 (*memory_barrier): Define as unspec instead of unspec_volatile.
9370 Use (match_dup 0) as input operand.
9372 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9373 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9374 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9375 scratch register. Remove operand 1.
9376 (*stbar): Define as unspec instead of unspec_volatile.
9377 Use (match_dup 0) as input operand, remove (const_int 8).
9378 (*membar): Define as unspec instead of unspec_volatile.
9379 Use (match_dup 0) as input operand, remove input operand 2.
9381 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9382 (memory_barrier): Expand as unspec instead of unspec_volatile.
9383 Remove mem:BLK from insn operands. Use Pmode scratch register.
9384 (*memory_barrier): Define as unspec instead of unspec_volatile.
9385 Use (match_dup 0) as input operand.
9387 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9388 Remove mem:BLK from insn operands. Use Pmode scratch register.
9389 Set volatile flag on operand 0.
9390 (*memory_barrier): New insn pattern.
9392 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9394 (*memory_barrier): Use (match_dup 0) as input operand.
9396 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9397 Remove mem:BLK from insn operands. Use Pmode scratch register.
9398 Set volatile flag on operand 0.
9399 (*mb_internal): New insn pattern.
9401 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9403 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9406 * function.c (struct temp_slot): Move to the section of the file
9407 that deals with temp slots. Remove field 'address'.
9408 (temp_slot_address_table): New hash table of address -> temp slot.
9409 (struct temp_slot_address_entry): New struct, items for the table.
9410 (temp_slot_address_compute_hash, temp_slot_address_hash,
9411 temp_slot_address_eq, insert_temp_slot_address): Support functions
9413 (find_temp_slot_from_address): Rewrite to use the new hash table.
9414 (remove_unused_temp_slot_addresses): Remove addresses of temp
9415 slots that have been made available.
9416 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9417 worker function for remove_unused_temp_slot_addresses.
9418 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9419 Add the temp slot address to the address -> temp slot map.
9420 (update_temp_slot_address): Update via insert_temp_slot_address.
9421 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9422 (pop_temp_slots): Likewise.
9423 (init_temp_slots): Allocate the address -> temp slot map, or empty
9424 the map if it is already allocated.
9425 (prepare_function_start): Initialize temp slot processing.
9427 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9430 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9431 Calculate the size of all stack vars assuming no packing of stack
9432 vars will happen, replacing a quadratic algorithm with a linear one.
9434 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9437 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9440 2009-01-03 Diego Novillo <dnovillo@google.com>
9442 * doc/contrib.texi: Update contributions.
9444 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9447 * builtins.c (fold_builtin_memory_op): Give up if either operand
9448 is volatile. Set srctype or desttype to non-qualified version
9452 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9455 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9457 PR rtl-optimization/35805
9458 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9459 problem if fast dce is able to remove any instructions.
9460 * dce.c (dce_process_block): Fix dump message.
9462 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9465 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9467 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9470 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9471 * tree-pretty-print.c (op_code_prio): New function.
9472 (op_prio): No longer static. Use op_code_prio.
9473 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9474 Use op_prio and op_code_prio to determine if () should be
9475 printed around operand(s) or not.
9477 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9478 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9479 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9480 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9481 pp_character instead of pp_string for single letter printing.
9483 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9485 * doc/extend.texi: Fix '#pragma GCC option' typo.
9487 2009-01-02 Richard Guenther <rguenther@suse.de>
9489 * doc/install.texi (--enable-checking): Mention different
9491 (--enable-stage1-checking): Document.
9493 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9496 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9497 case to be an error.
9499 2009-01-02 Ben Elliston <bje@au.ibm.com>
9501 * config/fp-bit.h (pack_d): Constify argument.
9502 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9503 (isnan): Constify argument.
9507 (_fpadd_parts): Constify return type.
9508 (_fpmul_parts): Likewise.
9509 (_fpdiv_parts): Likewise.
9511 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9514 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9515 warn about overwriting initializer with side-effects or
9516 -Woverride-init if !IMPLICIT.
9517 (output_init_element): Likewise. Pass IMPLICIT down to
9519 (process_init_element): Add IMPLICIT argument. Pass it down
9520 to output_init_element.
9521 (push_init_element, pop_init_level, set_designator): Adjust
9522 process_init_element callers.
9523 (set_nonincremental_init, set_nonincremental_init_from_string):
9524 Adjust add_pending_init callers.
9525 (output_pending_init_elements): Adjust output_init_element callers.
9526 * c-tree.h (process_init_element): Adjust prototype.
9527 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9528 process_init_element callers.
9531 Copyright (C) 2009 Free Software Foundation, Inc.
9533 Copying and distribution of this file, with or without modification,
9534 are permitted in any medium without royalty provided the copyright
9535 notice and this notice are preserved.