1 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
3 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
4 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
5 m32c_promote_prototypes): Delete.
7 2009-04-28 Michael Matz <matz@suse.de>
10 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
13 2009-04-28 Richard Guenther <rguenther@suse.de>
15 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix
18 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22 * config/arm/arm-tune.md: Regenerate.
24 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
25 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
26 block if there are complex incoming edges.
27 (sel_merge_blocks): Remove useless assert.
28 (sel_redirect_edge_and_branch): Check that edge was redirected.
29 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
30 (sel_find_rgns): Delete declaration.
31 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
32 the region when it is not a preheader.
34 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
37 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
39 2009-04-28 Richard Guenther <rguenther@suse.de>
41 * tree.h (SSA_NAME_VALUE): Remove.
42 (struct tree_ssa_name): Remove value_handle member.
43 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
44 array for jump threading.
45 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
47 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
48 * tree-flow.h (threadedge_initialize_values): Declare.
49 (threadedge_finalize_values): Likewise.
50 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
51 (SSA_NAME_VALUE): Define.
52 (threadedge_initialize_values): New function.
53 (threadedge_finalize_values): Likewise.
54 * tree-ssa-dom.c (ssa_name_values): New global variable.
55 (SSA_NAME_VALUE): Define.
56 (tree_ssa_dominator_optimize): Initialize/free the value-handle
59 2009-04-28 Ira Rosen <irar@il.ibm.com>
61 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
62 Use REPORT_VECTORIZED_LOCATIONS instead
63 REPORT_VECTORIZED_LOOPS.
64 * tree-vectorizer.c (vect_verbosity_level): Make static.
65 (vect_loop_location): Rename to vect_location.
66 (vect_set_verbosity_level): Update comment.
67 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
69 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
70 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
71 instead REPORT_UNVECTORIZED_LOOPS.
72 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
73 vect_loop_def to vect_external_def and vect_internal_def.
74 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
75 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
76 REPORT_UNVECTORIZED_LOCATIONS.
77 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
78 and vect_used_in_loop and to vect_unused_in_scope and
80 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
81 (vect_verbosity_level): Remove declaration.
82 (vect_analyze_operations): Likewise.
83 (vect_analyze_stmt): Declare.
84 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
85 REPORT_UNVECTORIZED_LOCATIONS.
86 (vect_get_loop_niters): Fix indentation.
87 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
88 (vect_analyze_loop_operations): New function.
89 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
90 vect_analyze_operations.
91 (vect_is_simple_reduction): Use new names.
92 (vectorizable_live_operation, vect_transform_loop): Likewise.
93 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
94 specify whether the data references can be a part of interleaving chain.
95 (vect_analyze_data_ref_dependence): Use new names.
96 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
97 (vect_create_addr_base_for_vector_ref): Remove redundant code.
98 * tree-vect-patterns.c (widened_name_p): Use new names.
99 (vect_recog_dot_prod_pattern): Likewise.
100 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
101 (process_use, vect_mark_stmts_to_be_vectorized,
102 vect_model_simple_cost, vect_model_store_cost,
103 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
104 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
105 vectorizable_operation, vectorizable_type_demotion,
106 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
107 vectorizable_condition): Likewise.
108 (vect_analyze_operations): Split into vect_analyze_loop_operations
110 (vect_analyze_stmt): ... new function.
111 (new_stmt_vec_info): Use new names.
112 (vect_is_simple_use): Use new names and fix comment.
113 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
114 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
116 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
119 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
120 and integer modes for x87 operands. Do not ICE for unsupported size,
121 generate error instead. Generate error for unsupported operand types.
122 ['z']: Do not handle HImode memory operands specially. Warning
123 for floating-point operands. Fallthru to 'Z' for unsupported operand
124 types. Do not ICE for unsupported size, generate error instead.
125 (output_387_binary_op): Use %Z to output operands.
126 (output_fp_compare): Ditto.
127 (output_387_reg_move): Ditto.
129 2009-04-28 Ben Elliston <bje@au.ibm.com>
134 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
136 * builtins.c (c_strlen): Do not warn here.
137 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
138 * c-common.c (pointer_int_sum): Take an explicit location.
139 Warn about offsets out of bounds.
140 * c-common.h (pointer_int_sum): Adjust declaration.
142 2009-04-27 Ian Lance Taylor <iant@google.com>
144 * collect2.c (is_ctor_dtor): Change type of ret field in struct
146 * dce.c (run_fast_df_dce): Change type of old_flags to int.
147 * df-core.c (df_set_flags): Change return type to int. Change
148 type of old_flags to int.
149 (df_clear_flags): Likewise.
150 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
151 (df_get_conditional_uses): Likewise.
152 * df.h (df_set_flags, df_clear_flags): Update declarations.
153 * dwarf2out.c (struct indirect_string_node): Change type of form
154 field to enum dwarf_form.
155 (AT_string_form): Change return type to enum dwarf_form.
156 * fixed-value.c (fixed_compare): Add cast to enum type.
157 * fwprop.c (update_df): Change 0 to VOIDmode.
158 * gensupport.c: Change 0 to UNKNOWN.
159 * gimple.h (gimple_cond_code): Add cast to enum type.
160 * haifa-sched.c (reemit_notes): Add cast to enum type.
161 * hooks.c (hook_int_void_no_regs): Remove function.
162 * hooks.h (hook_int_void_no_regs): Remove declaration.
163 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
164 * predict.c (combine_predictions_for_insn): Add casts to enum type.
165 * real.c (real_arithmetic): Add cast to enum type.
166 (real_compare): Likewise.
167 * target.h (struct gcc_target): Change return type of
168 branch_target_register_class to enum reg_class.
169 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
170 default_branch_target_register_class.
171 * targhooks.c (default_branch_target_register_class): New function.
172 * targhooks.h (default_branch_target_register_class): Declare.
173 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
174 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
176 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
178 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
179 vect_uninitialized_def. Change 0 to ERROR_MARK.
180 * tree-vect-stmts.c (supportable_widening_operation): Don't
181 initialize icode1 and icode2.
182 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
183 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
185 (cmn_err_flag_specs): Change 0 to STD_C89.
186 (cmn_err_char_table): Likewise.
187 * config/arm/arm.c (get_arm_condition_code): Change type of code
188 to enum arm_cond_code.
189 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
190 (IWMMXT_BUILTIN2): Likewise.
191 (neon_builtin_type_bits): Don't define typedef.
192 (neon_builtin_datum): Change type of bits field to int.
193 (arm_expand_neon_args): Add cast to enum type.
194 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
196 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
198 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
200 * config/mips/mips.md (jal_macro): Return enum constant.
201 (single_insn): Likewise.
202 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
204 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
206 * config/s390/s390.c (s390_tune_flags): Change type to int.
207 (s390_arch_flags): Likewise.
208 (s390_handle_arch_option): Change flags field of struct pta to int.
209 * config/s390/s390.h (s390_tune_flags): Update declaration.
210 (s390_arch_flags): Likewise.
211 * config/sh/sh.c (prepare_move_operands): Compare
212 tls_symbolic_operand result with enum constant.
213 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
214 (sh_expand_prologue): Add cast to enum type.
215 (sh_expand_epilogue): Likewise.
216 (tls_symbolic_operand): Change return type to enum tls_model.
217 (fpscr_set_from_mem): Add cast to enum type.
218 (legitimize_pic_address): Compare tls_symbolic_operand result with
220 (sh_target_reg_class): Change return type to enum reg_class.
221 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
223 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
224 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
225 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
226 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
227 (delayed_branch, tls_call_delay): Likewise.
228 (eligible_for_sibcall_delay): Likewise.
229 (eligible_for_return_delay): Likewise.
230 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
231 (spu_expand_builtin_1): Likewise.
233 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
234 for all types of conversions.
235 (output_init_element): Issue -Wc++-compat warning if needed when
236 initializing a bitfield with enum type.
237 * c-parser.c (c_parser_expression): Set original_type to
238 original_type of right hand operand of comman operator.
240 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
242 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
244 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
245 * doc/cpp.texi (Standard Predefined Macros)
246 (Implementation-defined behavior): Likewise.
247 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
248 * doc/gimple.texi (GIMPLE Exception Handling)
249 (@code{GIMPLE_ASSIGN}): Likewise.
250 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
251 * doc/invoke.texi (Warning Options, Optimize Options)
252 (AVR Options, Darwin Options): Likewise.
253 (Optimize Options): Reformulate -fwhole-program description.
254 * doc/loop.texi (Lambda): Likewise.
255 * doc/md.texi (Output Template, Define Constraints)
256 (Standard Names, Insn Splitting): Likewise.
257 * doc/options.texi (Option properties): Likewise.
258 * doc/passes.texi (Tree-SSA passes): Likewise.
259 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
260 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
261 (File Names and DBX): Likewise.
262 * doc/trouble.texi (Incompatibilities): Likewise.
264 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
266 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
267 instruction is correct.
269 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
271 Allow non-constant arguments to conversion intrinsics.
272 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
273 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
274 * spu.c (print_operand): Handle 'v' and 'w'.
275 (exp2_immediate_p, spu_gen_exp2): Define.
276 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
277 spu_convtf_1): Update parameter descriptions.
278 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
279 * constraints.md ('v', 'w'): New.
280 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
282 (i2f, I2F): New define_mode_attr.
283 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
284 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
285 fixuns_truncv4sfv4si2): Update to use mode attribute.
286 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
287 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
288 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
289 patterns for combine.
291 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
293 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
294 (cprop, hoist, pre, store_motion): New debug counters.
295 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
296 is not an RTL pass anymore.
297 (pass_profiling): Remove extern decl for pass removed in 2005.
298 (pass_gcse, pass_jump_bypass): Remove.
299 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
300 to 0 for clean state.
301 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
302 * cse.c (gate_handle_cse_after_global_opts,
303 rest_of_handle_cse_after_global_opts): New functions.
304 (pass_cse_after_global_opts): New pass, does local CSE.
305 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
306 (TV_CPROP): New timevar.
307 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
308 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
309 (gcse_main, recompute_all_luids): Remove.
310 (compute_hash_table_work): Call max_reg_num instead of reading
312 (cprop_jump): Don't set run_jump_opt_after_gcse.
313 (constprop_register): Always allow to alter jumps.
314 (cprop_insn): Likewise.
315 (do_local_cprop): Likewise.
316 (local_cprop_pass): Likewise. Return non-zero if something changed.
317 (cprop): Remove function, fold interesting bits into one_cprop_pass.
318 (find_implicit_sets): Add note about missed optimization opportunity.
319 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
320 pass_rtl_cprop execute function.
321 Don't bother tracking the pass number, each pass gets its own dumpfile
323 Always allow to alter jumpsand bypass jumps.
324 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
325 will just find no suitable set.
326 (pre_edge_insert): Fix dumping, this function is for PRE only.
327 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
328 pass_rtl_pre execute function.
329 (hoist_code): Return non-zero if something changed. Keep track of
330 substitutions and insertions for statistics gathering similar to PRE.
331 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
332 called from the pass_rtl_hoist execute function. Show pass statistics.
333 (compute_store_table): Use max_reg_num directly instead of using the
334 formerly global max_gcse_regno.
335 (build_store_vectors): Likewise.
336 (replace_store_insn): Fix dumping.
337 (store_motion): Rename to ...
338 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
339 pass, called from the pass_rtl_store_motion execute function. Keep
340 track of substitutions and insertions for statistics gathering similar
342 (bypass_jumps): Remove, fold interesting bits into ...
343 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
344 from the pass_rtl_cprop execute function.
345 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
346 pass_jump_bypass): Remove.
347 (gate_handle_gcse, rest_of_handle_gcse): Remove.
348 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
349 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
350 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
351 (gate_rtl_store_motion, execute_rtl_store_motion,
352 pass_rtl_store_motion): New.
353 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
354 make it clear that -fcse-skip-blocks is a no-op for backward compat.
355 * passes.c (init_optimization_passes): Remove pass_gcse and
356 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
357 and cse_after_global_opts in place of pass_gcse. Schedule cprop
358 instead of pass_jump_bypass.
360 2009-04-27 Richard Guenther <rguenther@suse.de>
363 * gimplify.c (gimplify_expr): If we are required to create
364 a temporary make sure it ends up as register.
366 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
369 * config/i386/i386.c (construct_container): Don't call
370 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
371 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
373 2009-04-27 Michael Matz <matz@suse.de>
375 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
376 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
377 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
378 (dump_replaceable_exprs): Take a bitmap.
379 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
381 (expand_gimple_basic_block): Likewise.
382 * tree-ssa-ter.c (struct temp_expr_table_d): Make
383 replaceable_expressions member a bitmap.
384 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
385 (mark_replaceable): Likewise.
386 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
387 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
389 2009-04-27 Richard Guenther <rguenther@suse.de>
391 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
392 (verify_stmts): Dispatch to gimple/type verification code.
393 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
394 issue with call argument types.
396 2009-04-27 Michael Matz <matz@suse.de>
398 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
399 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
402 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
403 Eric Botcazou <ebotcazou@adacore.com>
405 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
406 a label's basic block.
407 (mark_target_live_regs): Tidy and rework obsolete comments.
408 Change back DF problem to LIVE. If a label starts a basic block,
409 assume that all registers that used to be live then still are.
410 (init_resource_info): If a label starts a basic block, set its
411 BLOCK_FOR_INSN accordingly.
412 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
414 2009-04-27 Richard Guenther <rguenther@suse.de>
416 * tree-flow-inline.h (function_ann): Remove.
417 (get_function_ann): Likewise.
418 * tree-dfa.c (create_function_ann): Remove.
419 * tree-flow.h (struct static_var_ann_d): Remove.
420 (struct function_ann_d): Likewise.
421 (union tree_ann_d): Remove fdecl member.
422 (function_ann_t): Remove.
423 (function_ann, get_function_ann, create_function_ann): Remove
426 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
428 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
430 2009-04-27 Jan Hubicka <jh@suse.cz>
432 * ipa-pure-const.c (struct funct_state_d): New fields
433 state_previously_known, looping_previously_known; remove
435 (analyze_function): Use new fields.
436 (propagate): Avoid assumption that state_set_in_source imply
439 * tree-ssa-loop-niter.c (finite_loop_p): New function.
440 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
441 * cfgloop.h (finite_loop_p): Declare.
443 2009-04-26 Michael Matz <matz@suse.de>
445 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
447 2009-04-26 Michael Matz <matz@suse.de>
449 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
450 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
451 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
452 pass_mark_used_blocks): Remove.
453 * tree-optimize.c (pass_free_datastructures,
454 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
455 * passes.c (init_optimization_passes): Don't call
456 pass_mark_used_blocks, remove dead code.
458 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
460 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
461 * tree-ssa-live.h (register_ssa_partition): Likewise.
463 2009-04-26 Michael Matz <matz@suse.de>
466 * builtins.c (fold_builtin_next_arg): Handle SSA names.
467 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
468 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
470 (compare_pairs): Swap cost comparison.
471 (coalesce_ssa_name): Don't use change_partition_var.
472 * tree-nrv.c (struct nrv_data): Add modified member.
473 (finalize_nrv_r): Set it.
474 (tree_nrv): Use it to update statements.
475 (pass_nrv): Require PROP_ssa.
476 * tree-mudflap.c (mf_decl_cache_locals,
477 mf_build_check_statement_for): Use make_rename_temp.
478 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
479 * alias.c (find_base_decl): Handle SSA names.
480 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
481 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
482 * rtl.h (set_reg_attrs_for_parm): Declare.
483 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
484 to "optimized", remove unused locals at finish.
485 (execute_free_datastructures): Make global, call
486 delete_tree_cfg_annotations.
487 (execute_free_cfg_annotations): Don't call
488 delete_tree_cfg_annotations.
490 * ssaexpand.h: New file.
491 * expr.c (toplevel): Include ssaexpand.h.
492 (expand_assignment): Handle SSA names the same as register variables.
493 (expand_expr_real_1): Expand SSA names.
494 * cfgexpand.c (toplevel): Include ssaexpand.h.
495 (SA): New global variable.
496 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
498 (set_rtl): New helper function.
499 (add_stack_var): Deal with SSA names, use set_rtl.
500 (expand_one_stack_var_at): Likewise.
501 (expand_one_stack_var): Deal with SSA names.
502 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
503 before unique numbers.
504 (expand_stack_vars): Use set_rtl.
505 (expand_one_var): Accept SSA names, add asserts for them, feed them
506 to above subroutines.
507 (expand_used_vars): Expand all partitions (without default defs),
508 then only the local decls (ignoring those expanded already).
509 (expand_gimple_cond): Remove edges when jumpif() expands an
511 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
512 or remove abnormal edges. Ignore insns setting the LHS of a TERed
514 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
515 members of SA; deal with PARM_DECL partitions here; expand
516 all PHI nodes, free tree datastructures and SA. Commit instructions
517 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
518 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
519 info and statements at start, collect garbage at finish.
520 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
521 (VAR_ANN_PARTITION) Remove.
522 (change_partition_var): Don't declare.
523 (partition_to_var): Always return SSA names.
524 (var_to_partition): Only accept SSA names.
525 (register_ssa_partition): Only check argument.
526 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
528 (delete_var_map): Don't free it.
529 (var_union): Only accept SSA names, simplify.
530 (partition_view_init): Mark only useful SSA names as used.
531 (partition_view_fini): Only deal with SSA names.
532 (change_partition_var): Remove.
533 (dump_var_map): Use ssa_name instead of partition_to_var member.
534 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
536 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
537 (struct _elim_graph): New member const_dests; nodes member vector of
539 (set_location_for_edge): New static helper.
540 (create_temp): Remove.
541 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
542 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
543 (new_elim_graph): Allocate const_dests member.
544 (clean_elim_graph): Truncate const_dests member.
545 (delete_elim_graph): Free const_dests member.
546 (elim_graph_size): Adapt to new type of nodes member.
547 (elim_graph_add_node): Likewise.
548 (eliminate_name): Likewise.
549 (eliminate_build): Don't take basic block argument, deal only with
550 partition numbers, not variables.
551 (get_temp_reg): New static helper.
552 (elim_create): Use it, deal with RTL temporaries instead of trees.
553 (eliminate_phi): Adjust all calls to new signature.
554 (assign_vars, replace_use_variable, replace_def_variable): Remove.
555 (rewrite_trees): Only do checking.
556 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
557 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
558 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
559 contains_tree_r, MAX_STMTS_IN_LATCH,
560 process_single_block_loop_latch, analyze_edges_for_bb,
561 perform_edge_inserts): Remove.
562 (expand_phi_nodes): New global function.
563 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
564 functions, initialize new parameter, remember partitions having a
566 (finish_out_of_ssa): New global function.
567 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
568 don't reset in_ssa_p here, don't disable TER when mudflap.
569 (pass_del_ssa): Remove.
570 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
572 (execute_free_datastructures): Declare.
573 * Makefile.in (SSAEXPAND_H): New variable.
574 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
575 * basic-block.h (commit_one_edge_insertion): Declare.
576 * passes.c (init_optimization_passes): Move pass_nrv and
577 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
578 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
579 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
580 (redirect_branch_edge): Deal with super block when expanding, split
581 out jump patching itself into ...
582 (patch_jump_insn): ... here, new static helper.
584 2009-04-26 Michael Matz <matz@suse.de>
586 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
587 beyond num_ssa_names.
588 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
589 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
591 2009-04-26 Jakub Jelinek <jakub@redhat.com>
594 * fwprop.c (forward_propagate_asm): New function.
595 (forward_propagate_and_simplify): Propagate also into __asm, if it
596 doesn't increase the number of referenced registers.
599 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
601 2009-04-26 Jakub Jelinek <jakub@redhat.com>
603 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
604 note_nonlocal_vla_type for nonlocal VLAs.
605 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
606 contains_remapped_vars, remap_vla_decls): New functions.
607 (convert_nonlocal_reference_stmt): If not optimizing, call
608 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
609 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
610 if it wasn't found in var_map.
611 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
612 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
613 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
615 * gimplify.c (nonlocal_vlas): New variable.
616 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
618 (gimplify_body): Create and destroy nonlocal_vlas.
620 * dwarf2out.c (loc_descr_plus_const): New function.
621 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
622 mem_loc_descriptor, loc_descriptor_from_tree_1,
623 descr_info_loc, gen_variable_die): Use it.
625 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
626 !TREE_STATIC VAR_DECLs.
627 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
628 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
629 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
630 DECL_BY_REFERENCE is valid.
631 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
632 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
633 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
634 Copy DECL_BY_REFERENCE.
635 (struct nesting_copy_body_data): New type.
636 (nesting_copy_decl): New function.
637 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
638 if they have variable length.
640 2009-04-26 Michael Matz <matz@suse.de>
642 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
643 mark new temporaries for renaming.
645 2009-04-26 Joseph Myers <joseph@codesourcery.com>
648 * c-decl.c (global_bindings_p): Return negative value.
649 (c_variable_size): New. Based on variable_size from
651 (grokdeclarator): Call c_variable_size not variable_size.
653 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
655 * config/i386/i386.c (print_operand) ['z']: Fix typo.
657 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
659 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
660 Redefine it to just use mingw/include.
661 (ASM_SPEC): Rules for -m32 and -m64.
662 (LINK_SPEC): Use Likewise.
663 (SPEC_32): New define.
665 (SUB_LINK_SPEC): Likewise.
666 (MULTILIB_DEFAULTS): New define.
667 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
668 Add multilib options.
669 (MULTILIB_DIRNAMES): Likewise.
670 (MULTILIB_OSDIRNAMES): Likewise.
672 (INSTALL_LIBGCC): Likewise.
674 2009-04-26 Joseph Myers <joseph@codesourcery.com>
677 * c-tree.h (enum c_inline_static_type): New.
678 (record_inline_static): Declare.
679 * c-decl.c (struct c_inline_static, c_inline_statics,
680 record_inline_static, check_inline_statics): New.
681 (pop_file_scope): Call check_inline_statics.
682 (start_decl): Call record_inline_static instead of pedwarning
683 directly for static in inline function.
684 * c-typeck.c (build_external_ref): Call record_inline_static
685 instead of pedwarning directly for static referenced in inline
688 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
690 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
691 not new but only being rescanned.
692 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
693 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
694 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
695 record_set_info, compute_set, grealloc): Remove.
696 (recompute_all_luids): New function.
697 (gcse_main): Don't compute sets, and don't do related memory
698 allocations/free-ing. If something changed before the end of the
699 pass, update LUIDs using recompute_all_luids.
700 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
701 (free_gcse_mem): Don't free it either.
702 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
703 Use the df insn LUIDs.
704 (load_killed_in_block): Likewise.
705 (compute_hash_table_work): Don't compute reg_set_in_block.
706 (compute_transp): Use DF_REG_DEF_CHAINs.
707 (local_cprop_pass): Don't use compute_sets and related functions.
708 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
709 Use get_max_uid() instead of max_cuid.
710 (insert_insn_end_basic_block, pre_insert_copy_insn,
711 update_ld_motion_stores): Don't try to
712 keep reg_set tables up to date.
713 (pre_insert_copies): Use df insn LUIDs.
714 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
715 (reg_set_info): Don't use extra bitmap argument.
716 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
717 information to compute regs_set_in_block.
718 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
719 (bypass_jumps): Don't use compute_sets and friends.
721 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
724 * opts.c (undocumented_msg): Do not leave blank even with
727 2009-04-25 Joseph Myers <joseph@codesourcery.com>
729 * c-decl.c (build_enumerator): Allow values folding to integer
730 constants but not integer constant expressions with a pedwarn if
733 2009-04-25 Joseph Myers <joseph@codesourcery.com>
736 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
737 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
738 type is an integer constant.
740 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
743 * config/i386/i386.c (print_operand) ['z']: Revert handling of
746 2009-04-25 Joseph Myers <joseph@codesourcery.com>
749 * c-decl.c (grokdeclarator): Diagnose declarations of functions
750 with variably modified return type and no storage class
751 specifiers, except for the case of nested functions. Distinguish
752 extern declarations of functions with variably modified return
753 types from those of objects with variably modified types.
755 2009-04-25 Jan Hubicka <jh@suse.cz>
757 * tree.c (list_equal_p): New function.
758 * tree.h (list_equal_p): Declare.
759 * coretypes.h (edge_def, edge, const_edge, basic_block_def
760 basic_block_def, basic_block, const_basic_block): New.
761 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
762 (redirect_eh_edge): New function.
763 (make_eh_edge_update_phi): EH edges are not abnormal.
764 * except.c: Include tree-flow.h.
765 (list_match): New function.
766 (eh_region_replaceable_by_p): New function.
767 (replace_region): New function.
768 (hash_type_list): New function.
769 (hash_eh_region): New function.
770 (eh_regions_equal_p): New function.
771 (merge_peers): New function.
772 (remove_unreachable_regions): Verify EH tree when checking;
774 (copy_eh_region_1): New function.
775 (copy_eh_region): New function.
776 (push_reachable_handler): New function.
777 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
778 regions without label but with live RESX.
779 * except.h (redirect_eh_edge_to_label): New.
780 * tree-flow.h (redirect_eh_edge): New.
781 * coretypes.h (edge_def, edge, const_edge, basic_block_def
782 basic_block_def, basic_block, const_basic_block): Remove.
783 * Makefile.in (except.o): Add dependency on tree-flow.h
784 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
785 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
788 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
791 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
792 on the destination of memcpy.
794 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
796 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
797 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
798 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
800 2009-04-25 Jan Hubicka <jh@suse.cz>
802 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
803 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
804 to be reached by different label than left.
805 (update_eh_edges): Update comment; remove edge_to_remove if possible
806 and return true if suceeded.
807 (cleanup_empty_eh): Accept sharing map; handle shared regions.
808 (cleanup_eh): Compute sharing map.
809 * except.c (remove_eh_handler_and_replace): Add argument if we should
811 (remove_unreachable_regions): Update for label sharing.
812 (label_to_region_map): Likewise.
813 (get_next_region_sharing_label): New function.
814 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
816 (remove_eh_handler): Update.
817 (remove_eh_region_and_replace_by_outer_of): New function.
818 * except.h (struct eh_region): Add next_region_sharing_label.
819 (remove_eh_region_and_replace_by_outer_of,
820 get_next_region_sharing_label): Declare.
821 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
823 2009-04-25 Jan Hubicka <jh@suse.cz>
825 * tree-cfg.c (split_critical_edges): Split also edges where we can't
826 insert code even if they are not critical.
828 2009-04-25 Jan Hubicka <jh@suse.cz>
830 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
831 (gimple_can_remove_branch_p): EH edges won't remove branch by
833 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
834 updating of non-abnormal EH edges.
835 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
836 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
837 (split_critical_edges): Split also edges where emitting code on them
838 will lead to splitting later.
840 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
841 H.J. Lu <hongjiu.lu@intel.com>
844 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
845 the configured assembler supports fildq and fistpq mnemonics.
846 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
847 * configure: Regenerated.
850 * config/i386/i386.c (print_operand): Handle 'Z'.
851 ['z']: Remove handling of special fild/fist suffixes.
852 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
853 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
855 (*floatsi<mode>2_vector_mixed): Ditto.
856 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
857 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
858 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
859 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
860 * config/i386/gas.h (GAS_MNEMONICS): Remove.
862 2009-04-25 Ben Elliston <bje@au.ibm.com>
864 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
865 the source of a set operation.
867 2009-04-25 Anatoly Sokolov <aesok@post.ru>
869 * target.h (struct gcc_target): Add case_values_threshold field.
870 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
871 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
872 * targhooks.c (default_case_values_threshold): New function.
873 * targhooks.h (default_case_values_threshold): Declare function.
874 * stmt.c (expand_case): Use case_values_threshold target hook.
875 * expr.h (case_values_threshold): Remove declartation.
876 * expr.c (case_values_threshold): Remove function.
877 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
879 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
880 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
881 (avr_case_values_threshold): Declare as static.
882 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
884 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
885 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
886 (mn10300_case_values_threshold): New function.
888 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
890 * ira.c (setup_cover_and_important_classes): Add enum cast.
892 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
894 * genpreds.c (write_enum_constraint_num): Output definition of
895 CONSTRAINT_NUM_DEFINED_P macro.
896 * ira.c (setup_cover_and_important_classes): Use
897 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
899 2009-04-24 DJ Delorie <dj@redhat.com>
901 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
902 __SH2A_SINGLE_ONLY__ also.
904 2009-04-24 Steve Ellcey <sje@cup.hp.com>
906 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
907 (movdf_internal): Ditto.
908 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
909 SFmode and DFmode constants.
910 (ia64_print_operand): Add 'G' format for printing
911 floating point constants.
913 2009-04-24 Richard Guenther <rguenther@suse.de>
915 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
916 from unsigned additions.
918 2009-04-24 Joseph Myers <joseph@codesourcery.com>
920 * c-typeck.c (set_init_index): Allow array designators that are
921 not integer constant expressions with a pedwarn if pedantic.
923 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
925 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
926 zero if no overlap in nonzero bits between the operands.
928 2009-04-24 Ian Lance Taylor <iant@google.com>
930 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
931 (record_dead_and_set_regs): Likewise.
932 * df.h (struct df_mw_hardreg): Change flags field to int.
933 (struct df_base_ref): Likewise.
934 (struct df): Change changeable_flags field to int.
935 * df-scan.c (df_defs_record): Change clobber_flags to int.
936 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
937 constants rather than #define macros.
938 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
939 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
940 (enum dwarf_calling_convention): Likewise.
941 (enum dwarf_line_number_x_ops): Likewise.
942 (enum dwarf_call_frame_info): Likewise.
943 (enum dwarf_source_language): Likewise.
944 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
945 (add_calling_convention_attribute): Likewise.
946 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
947 (combine_comparisons): Change compcode to int. Add cast to enum type.
948 * genrecog.c (maybe_both_true_2): Change c to int.
949 (write_switch): Likewise. Add cast to enum type.
950 * gimplify.c (gimplify_omp_for): Handle return values from
951 gimplify_expr using MIN rather than bitwise or.
952 (gimplify_expr): Add cast to enum type.
953 * ipa-prop.c (update_jump_functions_after_inlining): Change
954 IPA_BOTTOM to IPA_JF_UNKNOWN.
955 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
956 Add casts to enum type.
957 (setup_cover_and_important_classes): Change cl to int. Add casts
959 (setup_class_translate): Change cl and mode to int.
960 (ira_init_once): Change mode to int.
961 (free_register_move_costs): Likewise.
962 (setup_prohibited_mode_move_regs): Add casts to enum type.
963 * langhooks.c (add_builtin_function_common): Rework assertion that
965 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
966 * omega.c (omega_do_elimination): Avoid math on enum types.
967 * optabs.c (expand_vec_shift_expr): Remove casts to int.
968 * opts.c (set_debug_level): Change 2 to enum constant. Use new
969 int local to handle integral_argment value.
970 * regmove.c (try_auto_increment): Change PUT_MODE to
972 * reload.c (push_secondary_reload): Add casts to enum type.
973 (secondary_reload_class, find_valid_class): Likewise.
974 * reload1.c (emit_input_reload_insns): Likewise.
975 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
976 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
977 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
979 * tree.c (build_common_builtin_nodes): Add casts to enum type.
980 * tree-complex.c (complex_lattice_t): Typedef to int rather than
982 (expand_complex_libcall): Add casts to enum type.
983 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
984 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
985 with ERROR_MARK, not NUM_TREE_CODES.
986 (vect_create_epilog_for_reduction): Likewise.
987 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
988 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
989 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
991 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
992 vect_unused_in_loop. Change 0 to loop_vect.
993 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
994 * var-tracking.c (get_init_value): Change return type to enum
996 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
997 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
999 (arm_override_options): Add casts to enum type.
1000 (arm_emit_tls_decoration): Likewise.
1001 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1003 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1004 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1005 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1007 * config/s390/s390.c (code_for_builtin_64): Change to array of
1009 (code_for_builtin_31): Likewise.
1010 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1012 * config/sparc/sparc.c (sparc_override_options): Change value
1013 field in struct code_model to enum cmodel. In initializer change
1014 0 to NULL and add cast to enum type.
1016 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1017 Change all callers. Issue a -Wc++-compat warning using
1018 lhs_origtype if necessary.
1019 (convert_for_assignment): Issue -Wc++-compat warnings about
1020 invalid conversions to enum type on assignment.
1021 * c-common.h (build_modify_expr): Update declaration.
1023 2009-04-24 Nick Clifton <nickc@redhat.com>
1025 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1026 (function_arg_advance): Likewise.
1027 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1030 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1032 * config/s390/constraints.md ('I', 'J'): Fix condition.
1034 2009-04-24 Diego Novillo <dnovillo@google.com>
1036 * gengtype-parse.c (parse_error): Add newline after message.
1038 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1040 * config/i386/sse.md (avxmodesuffixs): Removed.
1041 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1042 (*avx_pinsr<ssevecsize>): This.
1044 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1046 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1047 follow chains of regs with a single definition, and allow expressions
1048 that are function_invariant_p.
1049 (simple_rhs_p): Allow expressions that are function_invariant_p.
1051 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1054 * fold-const.c (fold_cond_expr_with_comparison): When folding
1055 > and >= to MAX, make sure the MAX uses the same type as the
1056 comparison's operands.
1058 2009-04-24 Nick Clifton <nickc@redhat.com>
1060 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1061 addressing for DImode accesses.
1062 (frv_print_operand_address): Handle PLUS case.
1063 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1065 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1067 PR rtl-optimization/39794
1068 * alias.c (canon_true_dependence): Add x_addr argument.
1069 * rtl.h (canon_true_dependence): Adjust prototype.
1070 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1071 * cselib.c (cselib_invalidate_mem): Likewise.
1072 * gcse.c (compute_transp): Likewise.
1073 * dse.c (scan_reads_nospill): Likewise.
1074 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1075 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1076 canon_base_addr of the group, plus optional offset.
1077 (struct group_info): Rename canon_base_mem to
1079 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1080 canon_rtx of base_mem.
1082 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1084 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1085 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1087 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1089 * config/spu/spu-builtins.h: Delete file.
1091 * config/spu/spu.h (enum spu_builtin_type): Move here from
1093 (struct spu_builtin_description): Likewise. Add GTY marker.
1094 Do not use enum spu_function_code or enum insn_code.
1095 (spu_builtins): Add extern declaration.
1097 * config/spu/spu.c: Do not include "spu-builtins.h".
1098 (enum spu_function_code, enum spu_builtin_type_index,
1099 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1100 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1101 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1102 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1103 (spu_builtin_types): Make static. Add GTY marker.
1104 (spu_builtins): Add extern declaration with GTY marker.
1107 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1108 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1109 Check programmatically whether all parameters are scalar.
1111 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1113 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1115 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1116 assignment from the constructor either if the target is volatile.
1118 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1120 * config/arm/arm.md (insv): Do not share operands[0].
1122 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1124 * config/vxlib-tls.c (active_tls_threads): Delete.
1125 (delete_hook_installed): New.
1126 (tls_delete_hook): Don't delete the delete hook.
1127 (tls_destructor): Delete it here.
1128 (__gthread_set_specific): Adjust installing the delete hook.
1129 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1130 __gthread_leave_tsd_dtor_context.
1132 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1134 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1136 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1138 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1140 (alpha_rtx_costs): Ditto.
1141 (emit_unlikely_jump): Use add_reg_note.
1142 (emit_frame_store_1): Ditto.
1143 (alpha_expand_prologue): Ditto.
1144 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1145 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1147 2009-04-23 Nick Clifton <nickc@redhat.com>
1149 * config/v850/v850.md (epilogue): Remove suppressed code.
1150 (return): Rename to return_simple and remove test of frame size.
1151 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1152 to gen_return_simple.
1154 2009-04-22 Jing Yu <jingyu@google.com>
1157 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1159 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1162 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1163 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1164 value is a VECTOR_CST, the element type is the element type of the
1167 2009-04-22 DJ Delorie <dj@redhat.com>
1169 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1171 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1173 * alias.c (find_base_term): Move around LO_SUM case, so that
1174 CONST falls through into PLUS/MINUS handling.
1177 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1178 into 0, use omit_one_operand.
1180 2009-04-23 Ben Elliston <bje@au.ibm.com>
1182 * config/rs6000/linux-unwind.h (get_regs): Remove type
1183 puns. Change the type of `pc' to an array of unsigned ints and
1184 update all users. Constify frame24.
1186 2009-04-22 DJ Delorie <dj@redhat.com>
1188 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1189 declarations before code.
1190 (current_function_special_page_vector): Likewise.
1191 (m32c_expand_insv): Silence a warning.
1193 2009-04-21 Taras Glek <tglek@mozilla.com>
1195 * alias.c: Update GTY annotations to new syntax.
1196 * basic-block.h: Likewise.
1197 * bitmap.h: Likewise.
1198 * c-common.h: Likewise.
1199 * c-decl.c: Likewise.
1200 * c-parser.c: Likewise.
1201 * c-pragma.c: Likewise.
1202 * c-tree.h: Likewise.
1203 * cfgloop.h: Likewise.
1204 * cgraph.h: Likewise.
1205 * config/alpha/alpha.c: Likewise.
1206 * config/arm/arm.h: Likewise.
1207 * config/avr/avr.h: Likewise.
1208 * config/bfin/bfin.c: Likewise.
1209 * config/cris/cris.c: Likewise.
1210 * config/darwin.c: Likewise.
1211 * config/frv/frv.c: Likewise.
1212 * config/i386/i386.c: Likewise.
1213 * config/i386/i386.h: Likewise.
1214 * config/i386/winnt.c: Likewise.
1215 * config/ia64/ia64.h: Likewise.
1216 * config/iq2000/iq2000.c: Likewise.
1217 * config/mips/mips.c: Likewise.
1218 * config/mmix/mmix.h: Likewise.
1219 * config/pa/pa.c: Likewise.
1220 * config/pa/pa.h: Likewise.
1221 * config/rs6000/rs6000.c: Likewise.
1222 * config/s390/s390.c: Likewise.
1223 * config/sparc/sparc.c: Likewise.
1224 * config/xtensa/xtensa.c: Likewise.
1225 * cselib.h: Likewise.
1226 * dbxout.c: Likewise.
1227 * dwarf2out.c: Likewise.
1228 * except.c: Likewise.
1229 * except.h: Likewise.
1230 * fixed-value.h: Likewise.
1231 * function.c: Likewise.
1232 * function.h: Likewise.
1233 * gimple.h: Likewise.
1234 * integrate.c: Likewise.
1235 * optabs.c: Likewise.
1236 * output.h: Likewise.
1239 * stringpool.c: Likewise.
1240 * tree-data-ref.c: Likewise.
1241 * tree-flow.h: Likewise.
1242 * tree-scalar-evolution.c: Likewise.
1243 * tree-ssa-address.c: Likewise.
1244 * tree-ssa-alias.h: Likewise.
1245 * tree-ssa-operands.h: Likewise.
1248 * varasm.c: Likewise.
1249 * varray.h: Likewise.
1251 * coretypes.h: Do not define GTY macro if it is already defined.
1252 * doc/gty.texi: Update GTY documentation to new syntax.
1253 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1254 annotations on structs.
1255 * gengtype-parse.c: Likewise.
1257 2009-04-22 Mark Heffernan <meheff@google.com>
1259 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1261 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1263 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1266 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1268 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1269 the same as a PLUS without a shift. Increase the cost of a
1272 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1274 * Makefile.in: Update dependencies.
1275 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1276 * errors.h: Remove bogus comment about compatibility.
1277 (warning): Update declaration.
1278 * genautomata.c: Update all calls to warning.
1279 * gimple.c: Do not include errors.h. Include toplev.h.
1280 * tree-ssa-structalias.c: Do not include errors.h.
1281 * omega.c: Likewise.
1282 * tree-ssa-reassoc.c: Likewise.
1283 * config/spu/spu-c.c: Likewise.
1284 * config/spu/t-spu-elf: Update dependencies.
1286 2009-04-22 Richard Guenther <rguenther@suse.de>
1288 PR tree-optimization/39824
1289 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1290 make sure the types are compatible.
1292 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1295 * c-common.c (c_parse_error): Take a token_flags parameter.
1296 Use token_type for the token type instead.
1297 Pass token_flags to cpp_type2name.
1298 * c-common.h (c_parse_error): Update declaration.
1299 * c-parser.c (c_parser_error): Pass 0 as token flags.
1301 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1303 PR rtl-optimization/39580
1304 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1306 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1308 * function.c (expand_function_end): Do not emit a jump to the "naked"
1309 return label for fall-through returns.
1310 * except.c (sjlj_emit_function_exit): Always place the call to the
1311 unregister function at the location installed by expand_function_end.
1313 2009-04-22 Richard Guenther <rguenther@suse.de>
1315 PR tree-optimization/39845
1316 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1317 (gen_inbound_check): Likewise.
1319 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1321 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1323 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1324 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1326 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1328 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1329 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1330 shift counts to avoid out-of-bounds array accesses.
1332 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1334 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1335 (Pmode): Move above.
1337 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1339 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1340 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1341 GET_CODE macro. Use IN_RANGE macro where appropriate.
1342 * config/alpha/alpha.h: Ditto.
1343 * config/alpha/alpha.md: Ditto.
1344 * config/alpha/constraints.md: Ditto.
1345 * config/alpha/predicates.md: Ditto.
1347 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1349 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1350 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1351 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1352 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1353 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1354 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1355 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1356 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1357 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1358 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1359 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1360 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1361 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1362 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1363 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1364 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1365 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1366 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1367 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1368 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1369 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1370 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1371 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1372 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1373 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1374 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1375 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1377 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1379 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1380 references from comments.
1381 * cfgbuild.c: (count_basic_blocks): Delete.
1382 (find_basic_blocks_1): Delete.
1383 (find_basic_blocks): Delete.
1384 * except.c (finish_eh_generation): Make static. Move comment from
1385 except.h here. Remove find_basic_blocks references from comments.
1386 * except.h (finish_eh_generation): Delete.
1387 * basic-block.h (find_basic_blocks): Delete.
1388 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1390 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1392 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1393 (sdbout_parms): Likewise.
1395 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1397 * config/sh/sh.c (prepare_cbranch_operands): Use
1398 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1399 (expand_cbranchdi4): Likewise.
1400 (from_compare): Add cast to enum type.
1401 (expand_cbranchsi4): Use add_reg_note.
1402 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1403 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1404 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1405 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1406 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1407 instead of CODE_FOR_nothing.
1408 (cbranchdi4): Likewise. Fix the order of arguments for
1410 (push_fpscr): Use add_reg_note.
1411 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1412 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1414 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1416 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1417 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1418 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1419 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1420 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1421 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1422 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1423 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1424 config/alpha/x-vms, config/arc/t-arc,
1425 config/arm/README-interworking, config/arm/arm-c.c,
1426 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1427 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1428 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1429 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1430 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1431 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1432 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1433 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1434 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1435 config/cris/t-elfmulti, config/crx/t-crx,
1436 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1437 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1438 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1439 config/h8300/t-h8300, config/i386/athlon.md,
1440 config/i386/darwin-libgcc.10.4.ver,
1441 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1442 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1443 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1444 config/i386/t-linux64, config/i386/t-nwld,
1445 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1446 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1447 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1448 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1449 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1450 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1451 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1452 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1453 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1454 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1455 config/m68k/t-uclinux, config/mcore/t-mcore,
1456 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1457 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1458 config/mips/crtn.asm, config/mips/irix-crti.asm,
1459 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1460 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1461 config/mips/mips-fixed.md, config/mips/sb1.md,
1462 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1463 config/mips/t-iris6, config/mips/t-isa3264,
1464 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1465 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1466 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1467 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1468 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1469 config/mn10300/t-linux, config/mn10300/t-mn10300,
1470 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1471 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1472 config/picochip/libgccExtras/clzsi2.asm,
1473 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1474 config/rs6000/darwin-libgcc.10.4.ver,
1475 config/rs6000/darwin-libgcc.10.5.ver,
1476 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1477 config/rs6000/t-aix43, config/rs6000/t-aix52,
1478 config/rs6000/t-darwin, config/rs6000/t-fprules,
1479 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1480 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1481 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1482 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1483 config/rs6000/t-rtems, config/rs6000/t-spe,
1484 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1485 config/score/t-score-elf, config/sh/divcost-analysis,
1486 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1487 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1488 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1489 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1490 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1491 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1492 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1493 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1494 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1495 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1496 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1497 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1498 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1499 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1500 * config/h8300/genmova.sh: Include copyright and license notices
1501 in generated output.
1502 * config/h8300/mova.md: Regenerate.
1503 * doc/install.texi2html: Include word "Copyright" in copyright
1504 notice and use name "Free Software Foundation, Inc.".
1505 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1506 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1507 ChangeLog-2007, ChangeLog-2008: Correct dates.
1509 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1511 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1512 NE_EXPR operations as well.
1513 * c-parser.c (c_parser_condition): Do not set location information on
1515 (c_parser_conditional_expression): Likewise.
1516 (c_parser_binary_expression): Set location information on operators.
1517 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1518 TRUTH_NOT_EXPR has been folded.
1519 * fold-const.c (fold_truth_not_expr): Copy location information from
1520 the incoming expression to the outgoing one.
1521 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1522 recursive calls on the LHS of the operator but pass that of the
1523 operator to recursive calls on the RHS of the operator. Set it
1525 (shortcut_cond_expr): Set the locus of the operator on the second
1526 COND_EXPR and that of the expression on the first in degenerate cases.
1527 Pass the locus of the expression to calls to shortcut_cond_r.
1528 Set the locus of the 'then' block on the associated jump, if any.
1529 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1530 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1531 expression to call to gimplify_boolean_expr.
1533 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1535 * config.gcc: Add additional configuration for
1536 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1537 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1538 (CPP_SPEC): Redefine for allowing -municode option.
1539 (STARTFILE_SPEC): Likewise.
1540 * config/i386/t-mingw-w64: New.
1541 * config/i386/mingw-w64.opt: New.
1542 (municode): Add new target option.
1543 * doc/invoke.texi (municode): Add documentation for new option.
1545 2009-04-21 Ian Lance Taylor <iant@google.com>
1547 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1548 Correct test for number of arguments.
1549 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1551 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1553 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1554 argument of emit_library_call.
1556 2009-04-21 Richard Guenther <rguenther@suse.de>
1559 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1560 inside VIEW_CONVERT_EXPRs.
1562 2009-04-21 Martin Jambor <mjambor@suse.cz>
1564 * tree-switch-conversion.c (build_constructors): Split a long line.
1565 (constructor_contains_same_values_p): New function.
1566 (build_one_array): Create assigns of constants if possible, do not
1567 call mark_sym_for_renaming, call update_stmt.
1568 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1569 make_rename_temp. Do not call mark_symbols_for_renaming, call
1571 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1572 find_new_referenced_vars, call update_stmt.
1573 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1574 instead of calling make_rename_temp. Do not call
1575 find_new_referenced_vars or mark_symbols_for_renaming, call
1578 2009-04-21 Richard Guenther <rguenther@suse.de>
1580 PR tree-optimization/39827
1581 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1582 (tree_ssa_phiprop): Pass the correct array size.
1584 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1586 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1588 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1591 * c-typeck.c (lvalue_p): Move declaration ...
1592 * c-common.h (lvalue_p): ... to here.
1593 * c-common.c (candidate_equal_p): New.
1594 (add_tlist): Use it.
1595 (merge_tlist): Use it.
1596 (warn_for_collisions_1): Likewise.
1597 (warning_candidate_p): Accept more candidates.
1598 (verify_tree): A warning candidate can be an expression. Use
1601 2009-04-21 Ben Elliston <bje@au.ibm.com>
1604 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1605 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1606 options. Remove -mcall-solaris documentation.
1608 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1611 * doc/invoke.texi (-Wlong-long): Update description.
1612 * c-lex (interpret_integer): Only warn if there was no previous
1613 overflow and -Wlong-long is enabled.
1614 * c-decl.c (declspecs_add_type): Drop redundant flags.
1615 * c.opt (Wlong-long): Init to -1.
1616 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1617 and front-end warn_long_long. Wlong-long only depends on other
1618 flags if it is uninitialized.
1619 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1620 the same for CPP and FE.
1621 (restore_extension_diagnostics): Likewise.
1623 2009-04-20 Ian Lance Taylor <iant@google.com>
1625 Fix enum conversions which are invalid in C++:
1626 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1627 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1628 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1629 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1630 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1631 (dbxout_parms): Likewise.
1632 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1633 (df_clear_flags): Likewise.
1634 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1635 top_flag parameter to int.
1636 (df_chain_create_bb_process_use): Likewise.
1637 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1639 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1640 (df_ref_create_structure, df_def_record_1): Likewise.
1641 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1642 (df_notes_rescan): Change 0 to VOIDmode in function call.
1643 (df_get_call_refs, df_insn_refs_collect): Likewise.
1644 (df_bb_regs_collect): Likewise.
1645 (df_entry_block_defs_collect): Likewise.
1646 (df_exit_block_uses_collect): Likewise.
1647 * df.h: Update declarations.
1648 * double-int.c (double_int_divmod): Add cast to enum type.
1649 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1650 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1651 (based_loc_descr): Likewise.
1652 (loc_descriptor_from_tree_1): Change first_op and second_op to
1653 enum dwarf_location_atom. Add cast to enum type.
1654 * expmed.c (init_expmed): Change 0 to SET in function call.
1655 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1656 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1657 (do_store_flag): Likewise.
1658 * fixed-value.h (struct fixed_value): Change mode to enum
1660 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1661 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1663 (insert_insn_decl, insert_decl, insert_state): Likewise.
1664 (automata_list_finish): Likewise.
1665 * genrecog.c (process_define_predicate): Add cast to enum type.
1666 * gensupport.c (init_predicate_table): Add cast to enum type.
1667 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1669 (gimple_build_call_1, gimple_build_label): Likewise.
1670 (gimple_build_goto, gimple_build_asm_1): Likewise.
1671 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1672 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1673 (enum fallback): Rename from enum fallback_t.
1674 (fallback_t): Typedef as int.
1675 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1676 GSI_SAME_STMT in function call.
1677 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1679 (setup_reg_class_relations): Likewise.
1680 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1681 (setup_prohibited_class_mode_regs): Add cast to enum type.
1682 (setup_prohibited_mode_move_regs): Likewise.
1683 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1684 (record_address_regs): Change i to enum reg_class.
1685 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1686 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1687 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1688 (GET_MODE_2XWIDER_MODE): Likewise.
1689 (GET_CLASS_NARROWEST_MODE): Likewise.
1690 * omp-low.c (expand_omp_for): Add cast to enum type.
1691 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1692 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1693 * postreload.c (reload_cse_simplify_operands): Change rclass local
1695 * predict.c (combine_predictions_for_insn): Change best_predictor
1696 and predictor to enum br_predictor.
1697 (combine_predictions_for_bb): Likewise.
1698 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1699 use SET_PREDICT_EXPR_OUTCOME.
1700 * real.c (real_arithmetic): Change icode to code in function call.
1701 * reginfo.c (init_move_cost): Add casts to enum type.
1702 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1703 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1705 * reload.c (find_valid_class): Add casts to enum type.
1706 (push_reload): Change 0 to NO_REGS in function call.
1707 (find_reloads): Change this_alternative to array of enum
1708 reg_class. Remove some now-unnecessary casts.
1709 (make_memloc): Change 0 to VOIDmode in function call.
1710 * reload1.c (reload): Change 0 to VOIDmode in function call.
1711 (eliminate_regs_1, elimination_effects): Likewise.
1712 (eliminate_regs_in_insn): Likewise.
1713 (emit_input_reload_insns): Add cast to enum type.
1714 (delete_output_reload): Change 0 to VOIDmode in function call.
1715 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1716 to enum type in function call.
1717 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1718 (SET_PREDICT_EXPR_OUTCOME): Define.
1719 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1720 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1721 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1722 (dump_function): Likewise.
1723 * tree-dump.h: Update declarations.
1724 * tree-pass.h: Update declarations.
1725 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1726 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1728 (arm_rtx_costs_1): Correct parenthesization.
1729 (arm_rtx_costs): Add casts to enum type.
1730 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1731 (vfp_emit_fstmd): Use add_rg_note.
1732 (emit_multi_reg_push, emit_sfm): Likewise.
1733 (thumb_set_frame_pointer): Likewise.
1734 (arm_expand_prologue): Likewise.
1735 (arm_regno_class): Change return type to enum reg_class.
1736 (thumb1_expand_prologue): Use add_reg_note.
1737 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1738 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1740 * config/arm/gentune.sh: Add cast to enum type.
1741 * config/arm/arm-tune.md: Rebuild.
1742 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1743 (ix86_split_fp_branch, predict_jump): Likewise.
1744 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1745 insn_code to enum rtx_code.
1746 (ix86_builtin_vectorized_function): Add cast to enum type.
1747 * config/i386/i386.md (truncdfsf2): Change slot to enum
1749 (truncxf<mode>2, isinf<mode>2): Likewise.
1750 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1752 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1753 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1754 (insert_bundle_state): Change 1 to INSERT in function call.
1755 (ia64_add_bundle_selector_before): Likewise.
1756 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1757 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1758 (restore_stack_nonlocal): Likewise.
1759 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1761 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1763 (mips_rtx_costs): Likewise.
1764 (mips_override_options): Add casts to enum type.
1765 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1767 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1768 (store_reg, set_reg_plus_d): Likewise.
1769 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1770 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1772 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1774 (emit_unlikely_jump): Use add_reg_note.
1775 (rs6000_emit_allocate_stack): Likewise.
1776 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1777 (output_toc): Change 1 to INSERT in function call.
1778 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1779 (rs6000_initialize_trampoline): Likewise.
1780 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1782 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1783 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1784 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1785 (save_gprs): Use add_reg_note.
1786 (s390_emit_prologue): Likewise.
1787 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1788 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1789 (sparc_fold_builtin): Add cast to enum type.
1790 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1792 (spu_expand_prologue): Use add_reg_note.
1793 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1795 2009-04-20 Ian Lance Taylor <iant@google.com>
1797 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1798 (c_parser_postfix_expression_after_primary): Get VEC for list of
1799 arguments. Get original types of arguments. Call
1800 build_function_call_vec.
1801 (cached_expr_list_1, cached_expr_list_2): New static variables.
1802 (c_parser_expr_list): Change return type to VEC *. Add
1803 p_orig_types parameter. Change all callers.
1804 (c_parser_release_expr): New static function.
1805 (c_parser_vec_to_tree_list): New static function.
1806 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1807 call build_function_call_vec.
1808 (build_function_call_vec): New function, based on old
1809 build_function_call.
1810 (convert_arguments): Remove nargs and argarray parameters. Change
1811 values to a VEC. Add origtypes parameter.
1812 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1813 (convert_for_assignment): Add origtype parameter. Change all
1814 callers. If warn_cxx_compat, check for conversion to an enum
1815 type when calling a function.
1816 (store_init_value): Add origtype parameter. Change all callers.
1817 (digest_init): Likewise.
1818 (struct init_node): Add origtype field.
1819 (add_pending_init): Add origtype parameter. Change all callers.
1820 (output_init_element): Likewise.
1821 (output_pending_init_elements): Pass origtype from init_node to
1822 output_init_element.
1823 (process_init_element): Pass origtype from c_expr to
1824 output_init_element.
1825 (c_finish_return): Add origtype parameter. Change all callers.
1826 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1828 (sync_resolve_params): Likewise.
1829 (sync_resolve_return): Change params to first_param. Change caller.
1830 (resolve_overloaded_builtins): Change params to VEC *. Change
1831 callers. Save first parameter around call to build_function_call_vec.
1832 * c-decl.c (finish_decl): Add origtype parameter. Change all
1833 callers. Call build_function_call_vec rather than
1834 build_function_call for cleanup.
1835 * c-tree.h: Update declarations.
1836 * c-common.h: Update declarations.
1837 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1838 params to first_param.
1839 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1840 params parameter from tree to void *.
1841 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1842 Change arglist parameter to have type void *, and to be a pointer
1844 * config/rs6000/rs6000-protos.h
1845 (altivec_resolve_overloaded_builtin): Update declaration.
1846 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1847 fnargs parameter to have type void *, and to be a pointer to a
1848 VEC. Call build_function_call_vec instead of
1849 build_function_call.
1850 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1852 2009-04-20 Joey Ye <joey.ye@intel.com>
1853 Xuepeng Guo <xuepeng.guo@intel.com>
1854 H.J. Lu <hongjiu.lu@intel.com>
1856 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1858 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1859 (IX86_LEA_PRIORITY): Likewise.
1860 (distance_non_agu_define): New function.
1861 (distance_agu_use): Likewise.
1862 (ix86_lea_for_add_ok): Likewise.
1863 (ix86_dep_by_shift_count): Likewise.
1865 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1866 should split for LEA.
1868 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1870 (ix86_dep_by_shift_count): Likewise.
1872 2009-04-20 Richard Guenther <rguenther@suse.de>
1874 * expr.c (handled_component_p): Move ...
1875 * tree.h (handled_component_p): ... here.
1876 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1877 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1878 and REALPART_EXPR to be in one group.
1880 2009-04-20 Richard Guenther <rguenther@suse.de>
1882 * basic-block.h (get_all_dominated_blocks): Declare.
1883 * dominance.c (get_all_dominated_blocks): New function.
1884 * tree-cfg.c (get_all_dominated_blocks): Remove.
1885 (remove_edge_and_dominated_blocks): Adjust.
1886 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1887 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1888 instead of recursing.
1890 2009-04-20 Doug Kwan <dougkwan@google.com>
1892 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1893 (struct cgraph_node_set_def): New type.
1894 (cgraph_node_set) New type. Also declare vector functions.
1895 (struct cgraph_node_set_element_def): New type.
1896 (cgraph_node_set_element): Ditto.
1897 (cgraph_node_set_iterator): New iterator type.
1898 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1899 cgraph_node_set_remove, dump_cgraph_node_set,
1900 debug_cgraph_node_set): New prototypes.
1901 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1902 cgraph_node_set_size): New inlines.
1903 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1905 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1906 argument to function 'write_summary'.
1907 * ipa.c: Include ggc.h.
1908 (hash_cgraph_node_set_element,
1909 eq_cgraph_node_set_element, cgraph_node_set_new,
1910 cgraph_node_set_add, cgraph_node_set_remove,
1911 cgraph_node_set_find, dump_cgraph_node_set,
1912 debug_cgraph_node_set): New functions.
1913 * Makefile.in (ipa.o): Add dependency on GGC_H.
1915 2009-04-20 Ira Rosen <irar@il.ibm.com>
1917 PR tree-optimization/39675
1918 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1919 check of the return code of vect_schedule_slp. Check that
1920 stmt_vec_info still exists for the statement, before checking its
1923 2009-04-20 Michael Matz <matz@suse.de>
1925 * Makefile.in (generated_files): Take out $(simple_generated_c).
1927 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1929 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1930 (UINTPTR_TYPE): Likewise.
1932 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1935 * c-typeck.c (digest_init): Check for initializing an array with a
1938 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1941 * c-semantics.c (pop_stmt_list): Propagate
1942 STATEMENT_LIST_HAS_LABEL to parent statement list.
1944 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1946 * config/mips/mips.h (mips_tune_attr): New macro.
1947 * config/mips/mips.md (cpu): Use it.
1949 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1952 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1955 2009-04-19 Diego Novillo <dnovillo@google.com>
1957 * toplev.c (compile_file): Move call to coverage_finish ...
1958 * cgraphunit.c (ipa_passes): ... here.
1959 Call cgraph_process_new_functions.
1960 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1961 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1963 2009-04-19 Jan Hubicka <jh@suse.cz>
1965 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1967 (dump_cgraph_node): Dump can throw external flag.
1968 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1970 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1974 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1975 * common.opt (Wlogical-op): Move from here...
1976 * c.opt (Wlogical-op): ... to here.
1977 * c-typeck.c (parser_build_binary_op): Update call to
1978 warn_logical_operator.
1979 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1981 * c-common.c (warn_logical_op): Update.
1982 * c-common.h (warn_logical_op): Update declaration.
1984 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1986 * tree.c (protected_set_expr_location): Fix formatting.
1988 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1991 * c-typeck.c (readonly_warning): new.
1992 (build_unary_op, build_modify_expr): Use readonly_warning for
1993 storing into something readonly but not const-qualified.
1995 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1998 * c-typeck.c (build_unary_op): Check for taking address of
1999 expression of type void.
2001 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2004 * c-typeck.c (build_function_call): Check for calling a function
2005 with qualified void return types. Call require_complete_type when
2008 2009-04-18 Jan Hubicka <jh@suse.cz>
2010 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2012 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2013 can_throw_external flag.
2014 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2015 * ipa-pure-const.c (ignore_edge): New function.
2016 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2017 only over can_throw_external edges.
2018 (local_pure_const): Add nothrow flag.
2019 * ipa-utils.c (searchc): Add ignore_edge callback.
2020 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2021 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2022 (set_nothrow_function_flags): Update cgraph.
2023 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2025 2009-04-18 Richard Guenther <rguenther@suse.de>
2028 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2029 (fold_stmt): ... this and ...
2030 (fold_stmt_inplace): ... this.
2031 (fold_stmt_1): Fold references in calls and asms.
2032 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2034 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2036 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2037 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2039 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2041 * tree.c (function_args_count): Remove.
2042 * tree.h: Remove the prototype for function_args_count.
2044 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2046 * tree-iterator.c (expr_only): Remove.
2047 * tree.h: Remove the prototype for expr_only.
2049 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2051 * reginfo.c (cannot_change_mode_set_regs): Remove.
2052 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2054 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2056 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2057 whether operands 0 and 1 overlaps.
2059 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2062 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2063 pointer. Use warning_at instead of warning.
2064 (search_for_addr_array): Likewise.
2065 (check_array_bounds): Likewise.
2066 (check_all_array_refs): Check that the incoming edge is not in the
2067 list of edges to be removed.
2068 (check_all_array_refs): Avoid the temporal pointer.
2069 (vrp_visit_cond_stmt): Fix typo.
2070 (simplify_switch_using_ranges): Handle the case where the switch
2071 index is an integer constant.
2073 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2075 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2077 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2079 * doc/extend.texi, doc/invoke.texi: Fix typos.
2081 2009-04-17 Cary Coutant <ccoutant@google.com>
2083 * tree-flow-inline.h (get_lineno): Fix inverted test.
2085 2009-04-17 Diego Novillo <dnovillo@google.com>
2087 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2088 assertion for AVAIL_OUT.
2090 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2093 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2094 * config/sh/linux-atomic.asm: Likewise.
2096 2009-04-17 Diego Novillo <dnovillo@google.com>
2098 * except.c (debug_eh_tree): New.
2099 (struct eh_region, struct eh_status): Move ...
2100 * except.h: ... here.
2101 (add_type_for_runtime): Declare extern.
2102 (lookup_type_for_runtime): Likewise.
2103 (debug_eh_tree): Declare.
2104 * Makefile.in (GTFILES): List except.h before except.c
2106 2009-04-17 Diego Novillo <dnovillo@google.com>
2108 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2109 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2110 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2111 (find_vars_r): ... here.
2112 * tree-flow.h (find_referenced_vars_in): Declare.
2113 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2114 that AVAIL_OUT exists for BLOCK.
2115 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2116 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2117 (tree-parloops.o): Likewise.
2119 2009-04-17 Simon Baldwin <simonb@google.com>
2121 * toplev.c (default_tree_printer): Add handling for %E format.
2123 2009-04-17 Diego Novillo <dnovillo@google.com>
2125 * tree-pretty-print.c (dump_generic_node): Add break after
2126 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2127 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2128 FUNCTION_TYPE together. Call print_struct_decl when printing
2129 structures and TDF_SLIM is not given.
2130 (print_struct_decl): Fix logic for detecting recursion.
2132 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2135 * gcc.c (create_at_file): New.
2136 (compile_input_file_p): New.
2137 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2138 * main.c (main): Update call to toplev_main.
2139 * toplev.c (toplev_main): Change signature. Call expandargv.
2140 * toplev.h (toplev_main): Change signature.
2142 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2144 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2145 if the latter is not constant.
2147 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2149 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2151 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2153 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2154 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2156 2009-04-17 Richard Guenther <rguenther@suse.de>
2158 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2159 Handle component references view-converting an invariant address.
2161 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2163 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2164 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2165 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2166 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2167 Use @deftypevr rather than @deftypevar.
2169 2009-04-17 Richard Guenther <rguenther@suse.de>
2171 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2172 (get_prop_source_stmt): Likewise.
2173 (can_propagate_from): Likewise.
2175 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2177 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2178 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2179 (--with-multilib-list): Add default value.
2180 * configure: Regenerate.
2181 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2182 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2183 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2184 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2185 Don't add default cpu to multilib list unnecessarily, but do enable
2186 the relevant compiler option..
2187 Add support for --with-multilib-list=<blank> and
2188 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2189 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2190 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2191 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2193 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2194 (MULTILIB_OSDIRNAMES): New variable.
2195 * config/sh/t-1e: Delete file.
2196 * config/sh/t-mlib-sh1: Delete file.
2197 * config/sh/t-mlib-sh2: Delete file.
2198 * config/sh/t-mlib-sh2a: Delete file.
2199 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2200 * config/sh/t-mlib-sh2a-single: Delete file.
2201 * config/sh/t-mlib-sh2a-single-only: Delete file.
2202 * config/sh/t-mlib-sh2e: Delete file.
2203 * config/sh/t-mlib-sh3e: Delete file.
2204 * config/sh/t-mlib-sh4: Delete file.
2205 * config/sh/t-mlib-sh4-nofpu: Delete file.
2206 * config/sh/t-mlib-sh4-single: Delete file.
2207 * config/sh/t-mlib-sh4-single-only: Delete file.
2208 * config/sh/t-mlib-sh4a: Delete file.
2209 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2210 * config/sh/t-mlib-sh4a-single: Delete file.
2211 * config/sh/t-mlib-sh4a-single-only: Delete file.
2212 * config/sh/t-mlib-sh4al: Delete file.
2213 * config/sh/t-mlib-sh5-32media: Delete file.
2214 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2215 * config/sh/t-mlib-sh5-64media: Delete file.
2216 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2217 * config/sh/t-mlib-sh5-compact: Delete file.
2218 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2219 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2220 * doc/install.texi (Options specification): Add
2221 --with-multilib-list and --with-endian.
2223 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2225 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2227 (OBJS-common): Add plugin-version.o.
2228 (plugin-version.o): New.
2229 * gcc-plugin.h (plugin_gcc_version): New.
2230 (plugin_default_version_check): New.
2231 (plugin_init_func, plugin_init): Add version argument.
2232 * plugin-version.c: New.
2233 * plugin.c (str_plugin_gcc_version_name): New.
2234 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2235 pass it to the init function.
2236 (plugin_default_version_check): New.
2238 2009-04-17 Richard Guenther <rguenther@suse.de>
2240 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2241 for decl-vs-decl disambiguation.
2243 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2245 * config/s390/s390.h (s390_tune_attr): New macro definition.
2246 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2248 2009-04-17 Richard Guenther <rguenther@suse.de>
2250 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2251 (fold_stmt_r): Likewise.
2252 (maybe_fold_reference): New function.
2253 (fold_gimple_assign): Handle cases fold_stmt_r did.
2254 (fold_stmt): Do not use fold_stmt_r.
2255 (fold_stmt_inplace): Likewise.
2257 2009-04-17 Richard Guenther <rguenther@suse.de>
2259 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2260 (record_equivalences_from_stmt): Remove useless checks and
2262 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2263 the type is already suitable.
2265 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2267 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2269 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2271 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2272 (CMPtype): Define as __gcc_CMPtype.
2274 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2276 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2277 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2279 2009-04-17 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/39746
2282 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2283 special-casing for builtins and static variable use/def.
2284 (call_may_clobber_ref_p_1): Likewise.
2286 2009-04-16 Ian Lance Taylor <iant@google.com>
2288 * df.h: Include "timevar.h".
2289 (struct df_problem): Change tv_id field to timevar_id_t.
2290 * tree-pass.h: Include "timevar.h".
2291 (struct opt_pass): Change tv_id field to timevar_id_t.
2292 * timevar.h (timevar_id_t): Define TV_NONE.
2293 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2294 TV_NONE rather than tv_id != 0.
2295 (execute_one_pass): Likewise.
2296 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2297 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2298 dependencies to $(TREE_PASS_H).
2299 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2301 (pass_branch_target_load_optimize2): Likewise.
2302 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2303 (pass_outof_cfg_layout_mode): Likewise.
2304 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2305 (pass_rebuild_cgraph_edges): Likewise.
2306 (pass_remove_cgraph_callee_edges): Likewise.
2307 * df-core.c (pass_df_initialize_opt): Likewise.
2308 (pass_df_initialize_no_opt): Likewise.
2309 (pass_df_finish): Likewise.
2310 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2311 * except.c (pass_set_nothrow_function_flags): Likewise.
2312 (pass_convert_to_eh_region_ranges): Likewise.
2313 * final.c (pass_compute_alignments): Likewise.
2314 * function.c (pass_instantiate_virtual_regs): Likewise.
2315 (pass_init_function): Likewise.
2316 (pass_leaf_regs): Likewise.
2317 (pass_match_asm_constraints): Likewise.
2318 * gimple-low.c (pass_lower_cf): Likewise.
2319 (pass_mark_used_blocks): Likewise.
2320 * init-regs.c (pass_initialize_regs): Likewise.
2321 * integrate.c (pass_initial_value_sets): Likewise.
2322 * ira.c (pass_ira): Likewise.
2323 * jump.c (pass_cleanup_barriers): Likewise.
2324 * omp-low.c (pass_expand_omp): Likewise.
2325 (pass_lower_omp): Likewise.
2326 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2327 * recog.c (pass_split_all_insns): Likewise.
2328 (pass_split_after_reload): Likewise.
2329 (pass_split_before_regstack): Likewise.
2330 (pass_split_before_sched2): Likewise.
2331 (pass_split_for_shorten_branches): Likewise.
2332 * reginfo.c (pass_reginfo_init): Likewise.
2333 (pass_subregs_of_mode_init): Likewise.
2334 (pass_subregs_of_mode_finish): Likewise.
2335 * passes.c (pass_postreload): Likewise.
2336 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2337 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2338 (pass_warn_function_return): Likewise.
2339 (pass_warn_function_noreturn): Likewise.
2340 * tree-complex.c (pass_lower_complex): Likewise.
2341 (pass_lower_complex_O0): Likewise.
2342 * tree-if-conv.c (pass_if_conversion): Likewise.
2343 * tree-into-ssa.c (pass_build_ssa): Likewise.
2344 * tree-mudflap.c (pass_mudflap_1): Likewise.
2345 (pass_mudflap_2): Likewise.
2346 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2347 (pass_mudflap_2): Likewise.
2348 * tree-nrv.c (pass_return_slot): Likewise.
2349 * tree-object-size.c (pass_object_sizes): Likewise.
2350 * tree-optimize.c (pass_all_optimizations): Likewise.
2351 (pass_early_local_passes): Likewise.
2352 (pass_all_early_optimizations): Likewise.
2353 (pass_cleanup_cfg): Likewise.
2354 (pass_cleanup_cfg_post_optimizing): Likewise.
2355 (pass_free_datastructures): Likewise.
2356 (pass_free_cfg_annotations): Likewise.
2357 (pass_fixup_cfg): Likewise.
2358 (pass_init_datastructures): Likewise.
2359 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2360 (pass_late_warn_uninitialized): Likewise.
2361 (pass_update_address_taken): Likewise.
2362 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2363 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2364 (pass_cse_sincos): Likewise.
2365 (pass_convert_to_rsqrt): Likewise.
2366 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2367 * tree-stdarg.c (pass_stdarg): Likewise.
2368 * tree-tailcall.c (pass_tail_recursion): Likewise.
2369 (pass_tail_calls): Likewise.
2370 * tree-vect-generic.c (pass_lower_vector): Likewise.
2371 (pass_lower_vector_ssa): Likewise.
2372 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2374 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2376 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2378 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2380 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2381 logical and signext.
2383 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2386 * config/sh/predicates.md (arith_operand): Check if the operand
2387 of TRUNCATE is a REG.
2389 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2391 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2392 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2394 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2396 * tree-iterator.c (tsi_split_statement_list_after,
2397 tsi_split_statement_list_before): Remove.
2398 * tree-iterator.h: Remove the prototypes for
2399 tsi_split_statement_list_after and tsi_split_statement_list_before.
2401 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2403 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2404 * tree-ssa-propagate.h: Remove the prototype for
2405 stmt_makes_single_load.
2407 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2409 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2410 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2412 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2414 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2416 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2418 * except.c (eh_region_outer_p): Remove.
2419 * except.h: Remove the prototype for eh_region_outer_p.
2421 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2423 * function.c (current_function_assembler_name): Remove.
2424 * function.h: Remove the prototype for
2425 current_function_assembler_name.
2427 2009-04-16 Ian Lance Taylor <iant@google.com>
2429 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2430 (add_reg_note): Call alloc_reg_note.
2431 * rtl.h (alloc_reg_note): Declare.
2432 * combine.c (try_combine): Use alloc_reg_note.
2433 (recog_for_combine, move_deaths): Likewise.
2434 (distribute_notes): Use alloc_reg_note and add_reg_note.
2435 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2436 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2437 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2439 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2441 PR rtl-optimization/39762
2442 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2443 ira_may_move_out_cost): Add comments about way of their usage.
2444 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2446 * ira-conflicts.c (process_regs_for_copy): Use function
2447 ira_get_register_move_cost instead of global
2448 ira_register_move_cost.
2450 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2451 color_pass, move_spill_restore, update_curr_costs): Ditto.
2453 * ira-lives.c (process_single_reg_class_operands): Ditto.
2455 * ira-emit.c (emit_move_list): Ditto.
2457 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2458 (record_reg_classes): Ditto. Use functions
2459 ira_get_register_move_cost and ira_get_may_move_cost instead of
2460 global vars ira_register_move_cost, ira_may_move_out_cost and
2461 ira_may_move_in_cost.
2462 (record_address_regs): Don't call ira_init_register_move_cost.
2463 Use function ira_get_may_move_cost instead of global
2464 ira_may_move_in_cost.
2465 (process_bb_node_for_hard_reg_moves): Use function
2466 ira_get_register_move_cost instead of global ira_register_move_cost.
2467 (ira_costs): Don't call ira_init_register_move_cost.
2469 2009-04-16 Richard Guenther <rguenther@suse.de>
2471 * tree-cfg.c (verify_gimple_assign_binary):
2472 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2473 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2474 (create_general_new_stmt): Note that this function is broken.
2476 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2478 * common.opt (fhelp): Add Var(help_flag).
2479 * gcc-plugin.h (plugin_info): Add help.
2480 * plugin.c (plugin_name_args): Add help.
2481 (register_plugin_info): Set plugin->help.
2482 (print_help_one_plugin): New.
2483 (print_plugins_help): New.
2484 * plugin.h (print_plugins_help): New.
2485 * toplev.c (toplev_main): Call print_plugins_help if needed.
2487 2009-04-16 Richard Guenther <rguenther@suse.de>
2489 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2490 (gimple_ior_addresses_taken_1): New function.
2491 (gimple_ior_addresses_taken): Likewise.
2492 * gimple.h (struct gimple_statement_with_ops_base): Remove
2493 addresses_taken member.
2494 (gimple_ior_addresses_taken): Declare.
2495 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2496 gimple_set_addresses_taken): Remove.
2497 * ipa-reference.c (mark_address): New function.
2498 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2499 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2500 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2501 (gimple_add_to_addresses_taken): Remove.
2502 (get_tmr_operands): Call mark_address_taken.
2503 (get_asm_expr_operands): Likewise.
2504 (get_expr_operands): Likewise.
2505 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2506 (free_stmt_operands): Do not free it.
2507 * tree-ssa.c (delete_tree_ssa): Likewise.
2508 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2510 2009-04-16 Richard Guenther <rguenther@suse.de>
2512 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2513 (walk_stmt_load_store_ops): Likewise.
2514 * gimple.c (get_base_loadstore): New function.
2515 (walk_stmt_load_store_addr_ops): Likewise.
2516 (walk_stmt_load_store_ops): Likewise.
2517 * ipa-pure-const.c (check_op): Simplify.
2518 (check_load, check_store): New functions.
2519 (check_stmt): Use walk_stmt_load_store_ops.
2520 * ipa-reference.c (mark_load): Adjust signature.
2521 (mark_store): Likewise.
2522 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2524 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2526 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2528 * opts.c (common_handle_option): Don't call print_version.
2529 * plugin.c (plugin_name_args): Add version.
2530 (register_plugin_info): New.
2531 (register_callback): Handle PLUGIN_INFO.
2532 (try_init_one_plugin): New.
2533 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2535 (finalize_one_plugin): New.
2536 (finalize_plugins): New.
2537 (print_one_plugin): New.
2538 (print_plugins_versions): New.
2539 * plugin.h (print_plugins_versions): New.
2540 (finalize_plugins): New.
2541 * toplev.c (compile_file): Don't call initialize_plugins.
2542 (print_version): Call print_plugins_versions.
2543 (toplev_main): Call initialize_plugins. Print version if needed.
2544 Call finalize_plugins.
2546 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2548 * common.opt (fversion): New.
2549 * gcc.c (print_version): New.
2550 (process_command): Don't print the version. Just set print_version.
2551 (main): Print version. Call subprocesses if print_version and
2552 verbose_flag are set.
2553 * opts.c (common_handle_option): Handle OPT_fversion.
2555 2009-04-16 Richard Guenther <rguenther@suse.de>
2556 Ira Rosen <irar@il.ibm.com>
2558 PR tree-optimization/39698
2559 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2560 type of the reduction variable. Only generate the def if
2563 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2564 make sure to first convert to an integer of the same precision.
2565 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2566 the type of the evolution correctly in computing the new
2567 induction variable base.
2569 2009-04-16 Richard Guenther <rguenther@suse.de>
2572 * tree-cfg.c (make_blocks): Split statements with to-be
2573 abnormal SSA names on the lhs.
2575 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2577 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2578 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2579 * c-typeck.c (really_start_incremental_init): Likewise.
2580 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2581 (TARGET_INITIALIZER): Remove it.
2582 * target.h (struct target): Remove vector_opaque_p.
2583 * tree.c (build_opaque_vector_type): New.
2584 * tree.h (TYPE_VECTOR_OPAQUE): New.
2585 (build_opaque_vector_type): Declare.
2586 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2587 * config/rs6000/rs6000.c (build_opaque_vector_type,
2588 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2589 (rs6000_init_builtins): Use build_opaque_vector_type for
2590 opaque_V4SI_type_node.
2592 2009-04-15 Catherine Moore <clm@codesourcery.com>
2594 * debug.h (set_name): Declare.
2595 * dwarf2out.c (dwarf2out_set_name): Declare.
2596 (dwarf2_debug_hooks): Add set_name.
2597 (find_AT_string): New.
2598 (add_AT_string): Call find_AT_string.
2599 (dwarf2out_set_name): New.
2600 * cp/decl.c (grokdeclarator): Call set_name.
2601 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2602 * debug.c (do_nothing_debug_hooks): Likewise.
2603 * dbxout.c (dbx_debug_hooks): Likewise.
2604 * sdbout.c (sdb_debug_hooks): Likewise.
2606 2009-04-15 Michael Eager <eager@eagercon.com>
2608 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2609 reg for single-precision FPU.
2610 * config/rs6000/rs6000.md (movsi_internal1): Only for
2612 (movsi_internal1_single): New. Add pattern to move SI values to/from
2613 single-precision FP regs.
2615 2009-04-15 Richard Guenther <rguenther@suse.de>
2617 * omp-low.c (lower_rec_input_clauses): Build correct address
2619 (expand_omp_for_generic): Fix multiplication type.
2620 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2621 (generate_memset_zero): Fix types.
2622 * tree-profile.c (prepare_instrumented_value): Correctly
2625 2009-04-15 Ian Lance Taylor <iant@google.com>
2627 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2628 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2629 for -Wall and for -Wc++-compat.
2630 (c_common_post_options): For C++, set warn_enum_compare if not
2632 * c-tree.h (struct c_expr): Add field original_type.
2633 (build_external_ref): Update declaration.
2634 * c-parser.c (c_parser_braced_init): Set original_type.
2635 (c_parser_initelt): Likewise.
2636 (c_parser_expr_no_commas): Likewise.
2637 (c_parser_conditional_expression): Likewise.
2638 (c_parser_cast_expression): Likewise.
2639 (c_parser_unary_expression): Likewise. Pull setting of
2640 original_code to top of function.
2641 (c_parser_sizeof_expression): Set original_type.
2642 (c_parser_alignof_expression): Likewise.
2643 (c_parser_postfix_expression): Likewise. Pull setting of
2644 original_code to top of function.
2645 (c_parser_postfix_expression_after_paren_type): Set original_type.
2646 (c_parser_postfix_expression_after_primary): Likewise.
2647 (c_parser_expression): Likewise.
2648 * c-typeck.c (build_external_ref): Add type parameter. Change all
2650 (c_expr_sizeof_expr): Set original_type field.
2651 (parser_build_unary_op): Likewise.
2652 (parser_build_binary_op): Likewise. Optionally warn about
2653 comparisons of enums of different types.
2654 (digest_init): Set original_type field.
2655 (really_start_incremental_init): Likewise.
2656 (push_init_level, pop_init_level): Likewise.
2657 * doc/invoke.texi (Warning Options): -Wenum-compare now
2660 2009-04-15 Richard Guenther <rguenther@suse.de>
2662 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2663 out a necessary conversion.
2664 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2665 names we didn't value number.
2666 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2668 2009-04-15 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/39764
2671 * tree-ssa-ccp.c (get_value): Canonicalize value with
2672 canonicalize_float_value.
2674 2009-04-15 Jan Hubicka <jh@suse.cz>
2676 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2677 Wrong version of patch.
2679 2009-04-15 Jan Hubicka <jh@suse.cz>
2681 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2683 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2685 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2686 our distinct integral and vector types.
2688 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2690 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2691 * init.c (build_vtbl_address): Remove call to assemble_external.
2693 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2695 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2696 output for other floating point modes.
2698 2009-04-14 Diego Novillo <dnovillo@google.com>
2700 * diagnostic.c (diagnostic_report_diagnostic): Do not
2701 warn about loaded plugins for DK_ERROR and DK_WARNING.
2702 * c-decl.c (declspecs_add_type): Move call to
2703 invoke_plugin_callbacks ...
2704 * c-parser.c (c_parser_declspecs): ... here.
2705 * plugin.c (dump_active_plugins): Tidy output.
2707 2009-04-14 Diego Novillo <dnovillo@google.com>
2708 Le-Chun Wu <lcwu@google.com>
2710 * configure.ac: Add --enable-plugin support.
2711 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2712 * Makefile.in (PLUGIN_H): Define.
2713 Export ENABLE_PLUGIN and GMPINC to site.exp.
2714 Add PLUGINLIBS to link command.
2715 Add/modify dependencies for plugin.o and files including plugin.h.
2717 * config.in: Regenerate.
2719 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2722 2009-04-14 Le-Chun Wu <lcwu@google.com>
2724 * tree-pass.h (register_one_dump_file): Add a prototype for
2725 register_one_dump_file.
2726 * toplev.c (compile_file): Call initialize_plugins.
2727 (do_compile): Call invoke_plugin_callbacks.
2728 (toplev_main): Call invoke_plugin_callbacks.
2729 * common.opt: Add -fplugin= and -fplugin-arg-.
2730 * gcc-plugin.h: New public header file for plugins to include.
2731 * plugin.c: New source file.
2732 * plugin.h: New internal header file.
2733 * passes.c (register_one_dump_file): Make it external.
2735 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2737 2009-04-14 Diego Novillo <dnovillo@google.com>
2739 * doc/plugins.texi: New.
2740 * doc/gccint.texi: Add reference to Plugins chapter.
2741 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2742 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2743 loaded plugins, if any.
2744 * timevar.def (TV_PLUGIN_INIT): Define.
2745 (TV_PLUGIN_RUN): Define.
2746 * plugin.c: Include timevar.h
2747 (plugins_active_p): New.
2748 (dump_active_plugins): New.
2749 (debug_active_plugins): New.
2751 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2753 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2755 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2757 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2759 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2760 the same as a minus without a shift.
2762 2009-04-14 Nick Clifton <nickc@redhat.com>
2764 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2765 comparisons with small integers will always produce a short
2768 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2771 2008-12-19 Diego Novillo <dnovillo@google.com>
2773 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2775 2009-04-14 Richard Guenther <rguenther@suse.de>
2777 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2779 (verify_gimple_assign_binary): Likewise. Handle shifts and
2781 (verify_gimple_phi): Print the mismatched argument position.
2782 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2784 (vect_update_init_of_dr): Likewise.
2785 * matrix-reorg.c (transform_access_sites): Do what the
2787 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2789 2009-04-13 Michael Eager <eager@eagercon.com>
2791 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2792 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2793 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2794 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2795 remove duplicate config
2797 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2799 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2800 file_name:line_number type locator of the call site.
2802 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2804 * genautomata.c: Put blank after comma.
2805 (automaton_decls): New.
2806 (struct unit_usage): Add comments to member next.
2807 (store_alt_unit_usage): Keep the list ordered.
2808 (unit_present_on_list_p, equal_alternatives_p): New.
2809 (check_regexp_units_distribution): Check units distribution
2810 correctness correctly.
2811 (main): Don't write automata if error is found. Return correct
2814 * config/m68k/cf.md (cfv4_ds): Remove.
2815 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2816 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2818 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2819 power4-load-ext, power4-store, power4-store-update,
2820 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2821 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2822 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2823 power4-sqrt, power4-isync): Modify reservation to make correct
2824 unit distribution to automata.
2826 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2827 power5-store-update, power5-two, power5-three, power5-lmul,
2828 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2830 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2832 * except.c (pass_set_nothrow_function_flags): Set name and add
2834 (set_nothrow_function_flags): Mention in the dump file when
2835 changing a function to nothrow.
2837 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2840 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2841 instead of unsigned long.
2843 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2845 * config/arm/arm.c (return_used_this_function): Remove.
2846 (arm_output_function_prologue): Remove use of
2847 return_used_this_function.
2848 (output_return_instruction): Replace use of
2849 return_used_this_function
2850 by cfun->machine->return_used_this_function.
2851 (arm_output_epilogue): Likewise.
2852 (arm_output_function_epilogue): Likewise.
2853 (thumb_unexpanded_epilogue): Likewise.
2854 * config/arm/arm.h (struct machine_function):
2855 New member return_used_this_function.
2857 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2859 * doc/install.texi: Correct description of default directory for
2860 --with-gxx-include-dir.
2862 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2864 * fold-const.c (build_range_check): Properly deal with enumeral and
2867 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2869 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2870 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2871 * params.h (MAX_GCSE_PASSES): Remove.
2872 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2873 in sequence. Remove ability to run multiple passes.
2874 (bypass_jumps): Report run as third CPROP pass.
2876 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2879 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2880 when deciding whether the whole SEQUENCE can throw.
2882 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2885 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2886 offseted label references.
2888 2009-04-11 Jan Hubicka <jh@suse.cz>
2890 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2892 2009-04-11 Richard Guenther <rguenther@suse.de>
2895 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2896 return variables as TREE_ADDRESSABLE.
2898 2009-04-11 Richard Guenther <rguenther@suse.de>
2900 PR tree-optimization/39713
2901 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2902 reference trees have SSA_NAME operands.
2904 2009-04-11 Richard Guenther <rguenther@suse.de>
2907 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2908 address expressions.
2910 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2912 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2913 match changes in Cygwin 1.7
2914 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2915 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2917 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2919 PR tree-optimization/39701
2920 * doc/invoke.texi (Optimization Options): Document change in
2921 meaning and initialization of -fdelete-null-pointer-checks.
2923 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2926 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2928 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2931 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2933 2009-04-10 Chao-ying Fu <fu@mips.com>
2935 * doc/tm.texi (Instruction Output): Document
2936 TARGET_ASM_FINAL_POSTSCAN_INSN.
2937 * target.h (final_postscan_insn): New field in asm_out.
2938 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2939 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2940 * final.c (final_scan_insn): Call
2941 targetm.asm_out.final_postscan_insn after outputting
2942 an asm macro and a normal instruction.
2944 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2945 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2946 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2947 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2948 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2950 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2953 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2954 variables as non-NULL even with -fdelete-null-pointer-checks.
2956 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2958 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2960 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2963 * config/i386/i386.c (classify_argument): Handle SCmode with
2964 (bit_offset % 64) != 0.
2966 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2968 * doc/invoke.texi (Optimize Options): Add cross-reference to
2969 -Q --help=optimizers examples.
2971 2009-04-10 Ben Elliston <bje@au.ibm.com>
2974 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2975 regalign for the reg == fpr and TDmode case.
2977 2009-04-09 David Ayers <ayers@fsfe.org>
2980 * objc/objc-act.c (warn_with_method): Remove helper function.
2981 (check_duplicates): Call warning and inform directly.
2982 (really_start_method): Likewise.
2984 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2986 * expmed.c (expand_divmod): Always use a comparison for a division
2987 by a large unsigned integer.
2989 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2990 for things others than variables or functions as nonzero.
2992 2009-04-09 Nick Clifton <nickc@redhat.com>
2994 * unwind-compat.c: Change copyright header to refer to version
2995 3 of the GNU General Public License with version 3.1 of the
2996 GCC Runtime Library Exception and to point readers at the
2997 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2998 * config/alpha/crtfastmath.c: Likewise.
2999 * config/alpha/linux-unwind.h: Likewise.
3000 * config/alpha/qrnnd.asm: Likewise.
3001 * config/alpha/vms-crt0-64.c: Likewise.
3002 * config/alpha/vms-crt0.c: Likewise.
3003 * config/alpha/vms-dwarf2.asm: Likewise.
3004 * config/alpha/vms-dwarf2eh.asm: Likewise.
3005 * config/alpha/vms-psxcrt0-64.c: Likewise.
3006 * config/alpha/vms-psxcrt0.c: Likewise.
3007 * config/alpha/vms_tramp.asm: Likewise.
3008 * config/arc/initfini.c: Likewise.
3009 * config/arc/lib1funcs.asm: Likewise.
3010 * config/arm/bpabi-v6m.S: Likewise.
3011 * config/arm/bpabi.S: Likewise.
3012 * config/arm/bpabi.c: Likewise.
3013 * config/arm/crti.asm: Likewise.
3014 * config/arm/crtn.asm: Likewise.
3015 * config/arm/ieee754-df.S: Likewise.
3016 * config/arm/ieee754-sf.S: Likewise.
3017 * config/arm/lib1funcs.asm: Likewise.
3018 * config/arm/libunwind.S: Likewise.
3019 * config/arm/linux-atomic.c: Likewise.
3020 * config/arm/mmintrin.h: Likewise.
3021 * config/arm/pr-support.c: Likewise.
3022 * config/arm/unaligned-funcs.c: Likewise.
3023 * config/arm/unwind-arm.c: Likewise.
3024 * config/arm/unwind-arm.h: Likewise.
3025 * config/avr/libgcc.S: Likewise.
3026 * config/bfin/crti.s: Likewise.
3027 * config/bfin/crtlibid.s: Likewise.
3028 * config/bfin/crtn.s: Likewise.
3029 * config/bfin/lib1funcs.asm: Likewise.
3030 * config/bfin/linux-unwind.h: Likewise.
3031 * config/cris/arit.c: Likewise.
3032 * config/cris/cris_abi_symbol.c: Likewise.
3033 * config/darwin-64.c: Likewise.
3034 * config/darwin-crt2.c: Likewise.
3035 * config/darwin-crt3.c: Likewise.
3036 * config/darwin.h: Likewise.
3037 * config/dbxelf.h: Likewise.
3038 * config/dfp-bit.c: Likewise.
3039 * config/dfp-bit.h: Likewise.
3040 * config/elfos.h: Likewise.
3041 * config/fixed-bit.c: Likewise.
3042 * config/fixed-bit.h: Likewise.
3043 * config/fp-bit.c: Likewise.
3044 * config/fp-bit.h: Likewise.
3045 * config/fr30/crti.asm: Likewise.
3046 * config/fr30/crtn.asm: Likewise.
3047 * config/fr30/lib1funcs.asm: Likewise.
3048 * config/freebsd-spec.h: Likewise.
3049 * config/frv/cmovd.c: Likewise.
3050 * config/frv/cmovh.c: Likewise.
3051 * config/frv/cmovw.c: Likewise.
3052 * config/frv/frvbegin.c: Likewise.
3053 * config/frv/frvend.c: Likewise.
3054 * config/frv/lib1funcs.asm: Likewise.
3055 * config/glibc-stdint.h: Likewise.
3056 * config/h8300/clzhi2.c: Likewise.
3057 * config/h8300/crti.asm: Likewise.
3058 * config/h8300/crtn.asm: Likewise.
3059 * config/h8300/ctzhi2.c: Likewise.
3060 * config/h8300/fixunssfsi.c: Likewise.
3061 * config/h8300/lib1funcs.asm: Likewise.
3062 * config/h8300/parityhi2.c: Likewise.
3063 * config/h8300/popcounthi2.c: Likewise.
3064 * config/i386/ammintrin.h: Likewise.
3065 * config/i386/att.h: Likewise.
3066 * config/i386/avxintrin.h: Likewise.
3067 * config/i386/biarch64.h: Likewise.
3068 * config/i386/bmmintrin.h: Likewise.
3069 * config/i386/cpuid.h: Likewise.
3070 * config/i386/cross-stdarg.h: Likewise.
3071 * config/i386/crtfastmath.c: Likewise.
3072 * config/i386/crtprec.c: Likewise.
3073 * config/i386/cygming-crtbegin.c: Likewise.
3074 * config/i386/cygming-crtend.c: Likewise.
3075 * config/i386/cygwin.asm: Likewise.
3076 * config/i386/emmintrin.h: Likewise.
3077 * config/i386/gmm_malloc.h: Likewise.
3078 * config/i386/gthr-win32.c: Likewise.
3079 * config/i386/i386.h: Likewise.
3080 * config/i386/immintrin.h: Likewise.
3081 * config/i386/linux-unwind.h: Likewise.
3082 * config/i386/linux64.h: Likewise.
3083 * config/i386/mm3dnow.h: Likewise.
3084 * config/i386/mmintrin-common.h: Likewise.
3085 * config/i386/mmintrin.h: Likewise.
3086 * config/i386/nmmintrin.h: Likewise.
3087 * config/i386/pmm_malloc.h: Likewise.
3088 * config/i386/pmmintrin.h: Likewise.
3089 * config/i386/smmintrin.h: Likewise.
3090 * config/i386/sol2-c1.asm: Likewise.
3091 * config/i386/sol2-ci.asm: Likewise.
3092 * config/i386/sol2-cn.asm: Likewise.
3093 * config/i386/sol2-gc1.asm: Likewise.
3094 * config/i386/tmmintrin.h: Likewise.
3095 * config/i386/unix.h: Likewise.
3096 * config/i386/w32-unwind.h: Likewise.
3097 * config/i386/wmmintrin.h: Likewise.
3098 * config/i386/x86-64.h: Likewise.
3099 * config/i386/x86intrin.h: Likewise.
3100 * config/i386/xmmintrin.h: Likewise.
3101 * config/ia64/crtbegin.asm: Likewise.
3102 * config/ia64/crtend.asm: Likewise.
3103 * config/ia64/crtfastmath.c: Likewise.
3104 * config/ia64/crti.asm: Likewise.
3105 * config/ia64/crtn.asm: Likewise.
3106 * config/ia64/fde-glibc.c: Likewise.
3107 * config/ia64/lib1funcs.asm: Likewise.
3108 * config/ia64/linux-unwind.h: Likewise.
3109 * config/ia64/quadlib.c: Likewise.
3110 * config/ia64/unwind-ia64.c: Likewise.
3111 * config/linux.h: Likewise.
3112 * config/m32c/m32c-lib1.S: Likewise.
3113 * config/m32c/m32c-lib2-trapv.c: Likewise.
3114 * config/m32c/m32c-lib2.c: Likewise.
3115 * config/m32r/initfini.c: Likewise.
3116 * config/m68hc11/larith.asm: Likewise.
3117 * config/m68hc11/m68hc11-crt0.S: Likewise.
3118 * config/m68k/cf.md: Likewise.
3119 * config/m68k/crti.s: Likewise.
3120 * config/m68k/crtn.s: Likewise.
3121 * config/m68k/lb1sf68.asm: Likewise.
3122 * config/m68k/linux-unwind.h: Likewise.
3123 * config/mcore/crti.asm: Likewise.
3124 * config/mcore/crtn.asm: Likewise.
3125 * config/mcore/lib1.asm: Likewise.
3126 * config/mips/linux-unwind.h: Likewise.
3127 * config/mips/loongson.h: Likewise.
3128 * config/mips/mips16.S: Likewise.
3129 * config/mmix/crti.asm: Likewise.
3130 * config/mmix/crtn.asm: Likewise.
3131 * config/pa/fptr.c: Likewise.
3132 * config/pa/hpux-unwind.h: Likewise.
3133 * config/pa/lib2funcs.asm: Likewise.
3134 * config/pa/linux-atomic.c: Likewise.
3135 * config/pa/linux-unwind.h: Likewise.
3136 * config/pa/milli64.S: Likewise.
3137 * config/pa/quadlib.c: Likewise.
3138 * config/pa/stublib.c: Likewise.
3139 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3140 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3141 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3142 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3143 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3144 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3145 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3146 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3147 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3148 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3149 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3150 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3151 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3152 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3153 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3154 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3155 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3156 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3157 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3158 * config/rs6000/750cl.h: Likewise.
3159 * config/rs6000/altivec.h: Likewise.
3160 * config/rs6000/biarch64.h: Likewise.
3161 * config/rs6000/crtresfpr.asm: Likewise.
3162 * config/rs6000/crtresgpr.asm: Likewise.
3163 * config/rs6000/crtresxfpr.asm: Likewise.
3164 * config/rs6000/crtresxgpr.asm: Likewise.
3165 * config/rs6000/crtsavfpr.asm: Likewise.
3166 * config/rs6000/crtsavgpr.asm: Likewise.
3167 * config/rs6000/darwin-asm.h: Likewise.
3168 * config/rs6000/darwin-fallback.c: Likewise.
3169 * config/rs6000/darwin-fpsave.asm: Likewise.
3170 * config/rs6000/darwin-ldouble.c: Likewise.
3171 * config/rs6000/darwin-tramp.asm: Likewise.
3172 * config/rs6000/darwin-unwind.h: Likewise.
3173 * config/rs6000/darwin-vecsave.asm: Likewise.
3174 * config/rs6000/darwin-world.asm: Likewise.
3175 * config/rs6000/e500crtres32gpr.asm: Likewise.
3176 * config/rs6000/e500crtres64gpr.asm: Likewise.
3177 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3178 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3179 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3180 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3181 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3182 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3183 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3184 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3185 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3186 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3187 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3188 * config/rs6000/eabi-ci.asm: Likewise.
3189 * config/rs6000/eabi-cn.asm: Likewise.
3190 * config/rs6000/eabi.asm: Likewise.
3191 * config/rs6000/linux-unwind.h: Likewise.
3192 * config/rs6000/linux64.h: Likewise.
3193 * config/rs6000/paired.h: Likewise.
3194 * config/rs6000/paired.md: Likewise.
3195 * config/rs6000/ppc64-fp.c: Likewise.
3196 * config/rs6000/ppu_intrinsics.h: Likewise.
3197 * config/rs6000/rs6000.h: Likewise.
3198 * config/rs6000/si2vmx.h: Likewise.
3199 * config/rs6000/sol-ci.asm: Likewise.
3200 * config/rs6000/sol-cn.asm: Likewise.
3201 * config/rs6000/spe.h: Likewise.
3202 * config/rs6000/spu2vmx.h: Likewise.
3203 * config/rs6000/sysv4.h: Likewise.
3204 * config/rs6000/tramp.asm: Likewise.
3205 * config/rs6000/vec_types.h: Likewise.
3206 * config/s390/linux-unwind.h: Likewise.
3207 * config/s390/tpf-unwind.h: Likewise.
3208 * config/score/crti.asm: Likewise.
3209 * config/score/crtn.asm: Likewise.
3210 * config/sh/crt1.asm: Likewise.
3211 * config/sh/crti.asm: Likewise.
3212 * config/sh/crtn.asm: Likewise.
3213 * config/sh/divtab-sh4-300.c: Likewise.
3214 * config/sh/divtab-sh4.c: Likewise.
3215 * config/sh/divtab.c: Likewise.
3216 * config/sh/lib1funcs-4-300.asm: Likewise.
3217 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3218 * config/sh/lib1funcs.asm: Likewise.
3219 * config/sh/lib1funcs.h: Likewise.
3220 * config/sh/linux-atomic.asm: Likewise.
3221 * config/sh/linux-unwind.h: Likewise.
3222 * config/sh/shmedia.h: Likewise.
3223 * config/sh/sshmedia.h: Likewise.
3224 * config/sh/ushmedia.h: Likewise.
3225 * config/sparc/crtfastmath.c: Likewise.
3226 * config/sparc/linux-unwind.h: Likewise.
3227 * config/sparc/sol2-c1.asm: Likewise.
3228 * config/sparc/sol2-ci.asm: Likewise.
3229 * config/sparc/sol2-cn.asm: Likewise.
3230 * config/spu/divmodti4.c: Likewise.
3231 * config/spu/divv2df3.c: Likewise.
3232 * config/spu/float_disf.c: Likewise.
3233 * config/spu/float_unsdidf.c: Likewise.
3234 * config/spu/float_unsdisf.c: Likewise.
3235 * config/spu/float_unssidf.c: Likewise.
3236 * config/spu/mfc_multi_tag_release.c: Likewise.
3237 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3238 * config/spu/mfc_tag_release.c: Likewise.
3239 * config/spu/mfc_tag_reserve.c: Likewise.
3240 * config/spu/mfc_tag_table.c: Likewise.
3241 * config/spu/multi3.c: Likewise.
3242 * config/spu/spu_internals.h: Likewise.
3243 * config/spu/spu_intrinsics.h: Likewise.
3244 * config/spu/spu_mfcio.h: Likewise.
3245 * config/spu/vec_types.h: Likewise.
3246 * config/spu/vmx2spu.h: Likewise.
3247 * config/stormy16/stormy16-lib2.c: Likewise.
3248 * config/svr4.h: Likewise.
3249 * config/sync.c: Likewise.
3250 * config/v850/lib1funcs.asm: Likewise.
3251 * config/vxlib-tls.c: Likewise.
3252 * config/vxlib.c: Likewise.
3253 * config/vxworks-dummy.h: Likewise.
3254 * config/xtensa/crti.asm: Likewise.
3255 * config/xtensa/crtn.asm: Likewise.
3256 * config/xtensa/ieee754-df.S: Likewise.
3257 * config/xtensa/ieee754-sf.S: Likewise.
3258 * config/xtensa/lib1funcs.asm: Likewise.
3259 * config/xtensa/lib2funcs.S: Likewise.
3260 * config/xtensa/linux-unwind.h: Likewise.
3261 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3262 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3263 * coretypes.h: Likewise.
3264 * crtstuff.c: Likewise.
3265 * defaults.h: Likewise.
3266 * dwarf2.h: Likewise.
3267 * emutls.c: Likewise.
3268 * gbl-ctors.h: Likewise.
3269 * gcov-io.h: Likewise.
3270 * ginclude/float.h: Likewise.
3271 * ginclude/iso646.h: Likewise.
3272 * ginclude/stdarg.h: Likewise.
3273 * ginclude/stdbool.h: Likewise.
3274 * ginclude/stddef.h: Likewise.
3275 * ginclude/stdfix.h: Likewise.
3276 * ginclude/stdint-gcc.h: Likewise.
3277 * ginclude/tgmath.h: Likewise.
3278 * gthr-aix.h: Likewise.
3279 * gthr-dce.h: Likewise.
3280 * gthr-gnat.c: Likewise.
3281 * gthr-gnat.h: Likewise.
3282 * gthr-lynx.h: Likewise.
3283 * gthr-mipssde.h: Likewise.
3284 * gthr-nks.h: Likewise.
3285 * gthr-posix.c: Likewise.
3286 * gthr-posix.h: Likewise.
3287 * gthr-posix95.h: Likewise.
3288 * gthr-rtems.h: Likewise.
3289 * gthr-single.h: Likewise.
3290 * gthr-solaris.h: Likewise.
3291 * gthr-tpf.h: Likewise.
3292 * gthr-vxworks.h: Likewise.
3293 * gthr-win32.h: Likewise.
3295 * libgcc2.c: Likewise.
3296 * libgcc2.h: Likewise.
3297 * libgcov.c: Likewise.
3298 * tsystem.h: Likewise.
3299 * typeclass.h: Likewise.
3300 * unwind-c.c: Likewise.
3301 * unwind-compat.h: Likewise.
3302 * unwind-dw2-fde-compat.c: Likewise.
3303 * unwind-dw2-fde-darwin.c: Likewise.
3304 * unwind-dw2-fde-glibc.c: Likewise.
3305 * unwind-dw2-fde.c: Likewise.
3306 * unwind-dw2-fde.h: Likewise.
3307 * unwind-dw2.c: Likewise.
3308 * unwind-dw2.h: Likewise.
3309 * unwind-generic.h: Likewise.
3310 * unwind-pe.h: Likewise.
3311 * unwind-sjlj.c: Likewise.
3312 * unwind.inc: Likewise.
3313 * config/arm/neon-gen.ml: Change generated copyright header to
3314 refer to version 3 of the GNU General Public License with
3315 version 3.1 of the GCC Runtime Library Exception and to point
3316 readers at the COPYING3 and COPYING3.RUNTIME files and the
3317 FSF's license web page.
3318 * config/arm/arm_neon.h: Regenerate.
3320 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3322 * config/cris/cris.md: Change copyright header to refer to version
3323 3 of the GNU General Public License.
3324 * doc/install.texi2html: Change copyright header to refer to version
3325 3 of the GNU General Public License and to point readers at the
3326 COPYING3 file and the FSF's license web page.
3327 * config/vax/linux.h: Likewise.
3329 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3331 * config/i386/i386.md (cmpcc): New.
3332 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3333 (sync_compare_and_swap_cc*): Delete.
3335 * config/s390/s390.c (s390_compare_emitted): Remove.
3336 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3337 s390_compare_emitted used to be handled. Assert that modes match.
3338 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3339 refer to sync_compare_and_swap_ccsi.
3340 * config/s390/s390.h (s390_compare_emitted): Remove.
3341 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3342 instead of s390_compare_emitted.
3343 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3344 instead of s390_compare_emitted.
3345 * config/s390/s390.md (cmpcc): New.
3346 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3347 CC_REGNUM, do not pretend it's set.
3348 (sync_compare_and_swap_cc*): Delete.
3349 * config/s390/predicates.md (cc_reg_operand): New.
3351 * expr.c (sync_compare_and_swap_cc): Delete.
3352 * optabs.h (sync_compare_and_swap_cc): Delete.
3353 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3354 is being used with can_compare_p.
3355 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3357 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3358 look for a MODE_CC set instead. Use emit_store_flag.
3359 (expand_compare_and_swap_loop): Likewise, with some additional
3360 complication to avoid a force_reg when useless. Use
3361 emit_cmp_and_jump_insns.
3362 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3363 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3364 sync_compare_and_swap documentation.
3366 2009-04-09 Jan Hubicka <jh@suse.cz>
3368 * except.c (find_prev_try): Break out from ....
3369 (duplicate_eh_regions): ... here; properly update prev_try pointers
3370 when duplication part of tree.
3371 (dump_eh_tree): Improve dumping.
3372 (verify_eh_region): New.
3373 (verify_eh_tree): Use it.
3375 2009-04-06 Richard Guenther <rguenther@suse.de>
3377 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3378 &ARRAY addresses by adjusting their types and prepending
3380 * tree-cfg.c (verify_gimple_assign_single): Verify that
3381 addresses are correct.
3383 2009-04-09 Richard Guenther <rguenther@suse.de>
3385 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3386 indices into an array reference if possible.
3387 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3388 Fold POINTER_PLUS_EXPR statements with invariant address.
3390 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3393 * config.gcc (powerpc64-*-linux*): Always build biarch.
3395 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3398 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3399 it and pedwarn if this results in an INTEGER_CST.
3401 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3403 * doc/install.texi: Update minimum GMP version. Remove obsolete
3404 text in MPFR section.
3406 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3408 * dwarf2out.c (class_scope_p): New static inline.
3409 (class_or_namespace_scope_p): Use it.
3410 (gen_variable_die): Use DW_TAG_member tag for static data member
3411 declarations instead of DW_TAG_variable.
3414 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3417 2009-04-08 Richard Guenther <rguenther@suse.de>
3419 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3420 valueize random data.
3422 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3424 * config.gcc (aix tm_file): Add aix-stdint.h.
3425 (aix tm clause use_gcc_stdint): Set to wrap.
3426 * config/rs6000/aix-stdint.h: New file.
3428 2009-04-08 Richard Guenther <rguenther@suse.de>
3431 * tree-dfa.c (add_referenced_var): Do not recurse into
3432 global initializers.
3433 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3435 (fold_const_aggregate_ref): Likewise.
3437 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3439 * recog.c (ordered_comparison_operator): New.
3440 * gensupport.c (std_preds): Add it.
3441 * doc/md.texi (Machine-Independent Predicates): Document it.
3443 2009-04-08 Jan Hubicka <jh@suse.cz>
3445 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3446 * function.h (rtl_eh): Remove exception_handler_label_map.
3447 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3448 remove_exception_handler_label, for_each_eh_label_1): Remove.
3449 (rtl_remove_unreachable_regions): Remove.
3450 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3451 (find_exception_handler_labels): Don't build the hashtable.
3452 (maybe_remove_eh_handler): Remove.
3453 (for_each_eh_label): Rewrite to walk the tree.
3454 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3455 * except.h (maybe_remove_eh_handler): Remove.
3456 * passes.c (init_optimization_passes): Schedule second EH cleanup
3458 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3459 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3461 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3463 * genoutput.c (validate_optab_operands): New.
3464 (gen_insn, gen_expand): Call it.
3466 * genflags.c (gen_insn): Detect misused iterators.
3467 (main): Pass line_no to gen_insn, exit with status 1 on error.
3469 * genextract.c (line_no): Make global.
3470 (VEC_safe_set_locstr): Change assertion to error message.
3471 (main): Exit with status 1 on error.
3473 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3477 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3478 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3479 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3480 * c-convert.c (convert): Do not call fold on results of conversion
3481 functions when the result is a C_MAYBE_CONST_EXPR.
3482 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3483 of __builtin_choose_expr.
3484 * c-typeck.c (remove_c_maybe_const_expr): New.
3485 (build_unary_op, build_conditional_expr, build_compound_expr,
3486 build_binary_op, c_objc_common_truthvalue_conversion): Call
3487 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3490 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3492 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3493 CODE to produce a new one. Add a prototype to use fold_convert_const
3495 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3498 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3499 mix declarations and code.
3501 2009-04-08 Ben Elliston <bje@au.ibm.com>
3503 * gcc.c: Replace `CC' with `GCC' throughout.
3505 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3507 * doc/invoke.texi: Document Atom support.
3509 2009-04-07 Jason Merrill <jason@redhat.com>
3512 * c-common.h, c-common.c: Add flag_pretty_templates.
3513 * c-opts.c (c_common_handle_option): Set it.
3514 * c.opt: Add -fno-pretty-templates.
3515 * doc/invoke.texi (C++ Dialect Options): Likewise.
3517 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3519 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3520 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3521 (ia64_expand_builtin): Likewise.
3523 2009-04-07 Martin Jambor <mjambor@suse.cz>
3525 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3526 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3527 ADDR_EXPRS are include too.
3529 2009-04-07 Richard Guenther <rguenther@suse.de>
3531 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3532 decls are only used if passes as parameters or if they are
3533 local statics and the call is not to a builtin.
3534 (call_may_clobber_ref_p_1): Likewise.
3536 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3538 * expr.c (do_store_flag): Remove last argument. Simplify code
3539 to avoid duplication of tests already done by can_compare_p.
3540 (expand_expr_real_1): Adjust caller.
3542 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3544 * optabs.c (can_compare_p): Test the predicate of a
3545 cbranch and cstore pattern.
3547 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3549 * expr.c (convert_move): Use emit_store_flag instead of
3552 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3554 * config/i386/i386.c (ix86_compare_emitted): Remove.
3555 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3556 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3557 * config/i386/i386.h (ix86_compare_emitted): Remove.
3558 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3559 instead of ix86_compare_emitted.
3560 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3562 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3564 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3565 Add t-sysroot-suffix to tmake_file.
3566 * config/print-sysroot-suffix.sh: New file.
3567 * config/t-sysroot-suffix: New file.
3569 2009-04-07 Ben Elliston <bje@au.ibm.com>
3571 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3572 as the latter produces a warning when the target does not support
3575 2009-04-07 Ben Elliston <bje@au.ibm.com>
3577 * dfp.c: Replace type punning assignments with memcpy throughout.
3578 * Makefile.in (dfp.o-warn): Remove.
3580 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3583 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3584 Include soft-fp/t-softfp after rs6000/t-linux64.
3586 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3588 * stor-layout.c (set_sizetype): Use the full precision of their
3589 machine mode for bitsize types.
3591 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3593 * config/i386/i386.md: Revert 2 accidental checkins.
3595 2009-04-06 Joey Ye <joey.ye@intel.com>
3596 Xuepeng Guo <xuepeng.guo@intel.com>
3597 H.J. Lu <hongjiu.lu@intel.com>
3599 Atom pipeline model, tuning and insn selection.
3600 * config.gcc (atom): Add atom config options and target.
3602 * config/i386/atom.md: New.
3604 * config/i386/i386.c (atom_cost): New cost.
3605 (m_ATOM): New macro flag.
3606 (initial_ix86_tune_features): Set m_ATOM.
3607 (x86_accumulate_outgoing_args): Likewise.
3608 (x86_arch_always_fancy_math_387): Likewise.
3609 (processor_target): Add Atom cost.
3610 (cpu_names): Add Atom cpu name.
3611 (override_options): Set Atom ISA.
3612 (ix86_issue_rate): New case PROCESSOR_ATOM.
3613 (ix86_adjust_cost): Likewise.
3615 * config/i386/i386.h (TARGET_ATOM): New target macro.
3616 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3617 (TARGET_OPT_AGU): New target option.
3618 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3619 (processor_type): Add PROCESSOR_ATOM.
3621 * config/i386/i386.md (cpu): Add new value "atom".
3622 (use_carry, movu): New attr.
3623 (atom.md): Include atom.md.
3624 (adddi3_carry_rex64): Set attr "use_carry".
3625 (addqi3_carry): Likewise.
3626 (addhi3_carry): Likewise.
3627 (addsi3_carry): Likewise.
3628 (*addsi3_carry_zext): Likewise.
3629 (subdi3_carry_rex64): Likewise.
3630 (subqi3_carry): Likewise.
3631 (subhi3_carry): Likewise.
3632 (subsi3_carry): Likewise.
3633 (x86_movdicc_0_m1_rex64): Likewise.
3634 (*x86_movdicc_0_m1_se): Likewise.
3635 (x86_movsicc_0_m1): Likewise.
3636 (*x86_movsicc_0_m1_se): Likewise.
3637 (*adddi_1_rex64): Emit add insn as much as possible.
3638 (*addsi_1): Likewise.
3639 (return_internal): Set atom_unit.
3640 (return_internal_long): Likewise.
3641 (return_pop_internal): Likewise.
3642 (*rcpsf2_sse): Set atom_sse_attr attr.
3643 (*qrt<mode>2_sse): Likewise.
3644 (*prefetch_sse): Likewise.
3646 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3648 (ix86_target_macros_internal): Likewise.
3650 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3651 (*prefetch_sse_rex): Likewise.
3652 (sse_rcpv4sf2): Likewise.
3653 (sse_vmrcpv4sf2): Likewise.
3654 (sse_sqrtv4sf2): Likewise.
3655 (<sse>_vmsqrt<mode>2): Likewise.
3656 (sse_ldmxcsr): Likewise.
3657 (sse_stmxcsr): Likewise.
3658 (*sse_sfence): Likewise.
3659 (sse2_clflush): Likewise.
3660 (*sse2_mfence): Likewise.
3661 (*sse2_lfence): Likewise.
3662 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3663 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3664 (avx_movdqu<avxmodesuffix>): Likewise.
3665 (avx_lddqu<avxmodesuffix>): Likewise.
3666 (sse2_movntv2di): Change attr "type" to "ssemov".
3667 (sse2_movntsi): Likewise.
3668 (rsqrtv8sf2): Change attr "type" to "sseadd".
3669 (sse3_addsubv2df3): Set attr "atom_unit".
3670 (sse3_h<plusminus_insn>v4sf3): Likewise.
3671 (*sse2_pmaddwd): Likewise.
3672 (*vec_extractv2di_1_rex64): Likewise.
3673 (*vec_extractv2di_1_avx): Likewise.
3674 (sse2_psadbw): Likewise.
3675 (ssse3_phaddwv8hi3): Likewise.
3676 (ssse3_phaddwv4hi3): Likewise.
3677 (ssse3_phadddv4si3): Likewise.
3678 (ssse3_phadddv2si3): Likewise.
3679 (ssse3_phaddswv8hi3): Likewise.
3680 (ssse3_phaddswv4hi3): Likewise.
3681 (ssse3_phsubwv8hi3): Likewise.
3682 (ssse3_phsubwv4hi3): Likewise.
3683 (ssse3_phsubdv4si3): Likewise.
3684 (ssse3_phsubdv2si3): Likewise.
3685 (ssse3_phsubswv8hi3): Likewise.
3686 (ssse3_phsubswv4hi3): Likewise.
3687 (ssse3_pmaddubsw128): Likewise.
3688 (sse3_pmaddubsw: Likewise.
3689 (ssse3_palignrti): Likewise.
3690 (ssse3_palignrdi): Likewise.
3692 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3694 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3696 2009-04-06 Richard Guenther <rguenther@suse.de>
3698 PR tree-optimization/28868
3699 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3700 of which PHI results we inserted.
3701 (insert_into_preds_of_block): Record inserted PHIs.
3702 (eliminate): Eliminate redundant PHI nodes.
3703 (init_pre): Init inserted_phi_names.
3705 2009-04-06 Richard Guenther <rguenther@suse.de>
3707 PR tree-optimization/39643
3708 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3709 IMAGPART_EXPRs of complex constants.
3710 (execute_fold_all_builtins): If we folded a call queue
3711 TODO_update_address_taken.
3713 2009-04-06 Jan Hubicka <jh@suse.cz>
3716 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3719 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3721 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3723 (ic_invalidate_array): Likewise.
3725 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3727 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3728 alignment for library calls.
3730 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3732 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3733 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3734 * config/i386/mingw-stdint.h: New file.
3736 2009-04-05 Richard Guenther <rguenther@suse.de>
3738 PR tree-optimization/39648
3739 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3740 our &A vs. &A[0] IL deficiencies.
3742 2009-04-04 Jan Hubicka <jh@suse.cz>
3744 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3745 removed toplevel regions.
3746 (sjlj_mark_call_sites): Likewise.
3748 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3750 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3751 (cygwin tm clause use_gcc_stdint): Set to wrap.
3752 * config/i386/cygwin-stdint.h: New file.
3754 2009-04-04 Richard Guenther <rguenther@suse.de>
3756 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3757 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3758 single-argument PHIs if we are in loop-closed SSA form.
3759 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3760 for the pre-condition.
3761 (slpeel_tree_peel_loop_to_edge): Likewise.
3762 (vect_build_loop_niters): Take an optional sequence to append stmts.
3763 (vect_generate_tmps_on_preheader): Likewise.
3764 (vect_do_peeling_for_loop_bound): Take extra guards for the
3766 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3767 the cost model check.
3768 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3769 guards if we are going to peel. Do not apply versioning in that case.
3770 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3771 (vect_do_peeling_for_loop_bound): Likewise.
3772 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3773 loop bound only record extra pre-conditions, do not apply loop
3776 2009-04-04 Richard Guenther <rguenther@suse.de>
3778 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3781 2009-04-04 Jan Hubicka <jh@suse.cz>
3783 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3784 last_basic_block for size of bb->index indexed array.
3785 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3786 compute_out, link_btr_uses, build_btr_def_use_webs,
3787 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3789 2009-04-04 Jan Hubicka <jh@suse.cz>
3791 * except.c (remove_eh_handler_and_replace): Break out from ...
3792 (remove_eh_handler): ... here.
3793 (bring_to_root): New function.
3794 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3795 handled ones, bring others to root of tree.
3797 2009-04-04 Jan Hubicka <jh@suse.cz>
3799 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3800 (all_phis_safe_to_merge): New function.
3801 (update_info): New structure.
3802 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3803 (cleanup_empty_eh): Update SSA if possible.
3805 2009-04-04 Richard Guenther <rguenther@suse.de>
3807 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3808 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3809 (append_vuse): Likewise.
3811 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3813 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3814 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3815 instead of REG_UNSAVED for DW_CFA_undefined.
3816 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3817 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3820 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3823 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3824 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3825 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3827 2009-04-04 Richard Guenther <rguenther@suse.de>
3829 PR tree-optimization/8781
3830 PR tree-optimization/37892
3831 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3832 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3833 (valueize_refs): Call it for *& valueizations.
3834 (shared_reference_ops_from_ref): Rename to ...
3835 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3836 (shared_reference_ops_from_call): Rename to ...
3837 (valueize_shared_reference_ops_from_call): ... this and valueize.
3838 (vn_reference_lookup): Update.
3839 (visit_reference_op_call): Likewise.
3840 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3841 (eliminate): Value-replace the call address in call statements.
3843 2009-04-04 Richard Guenther <rguenther@suse.de>
3845 PR tree-optimization/39636
3846 * tree-ssa-forwprop.c
3847 (forward_propagate_addr_into_variable_array_index): Check for
3848 GIMPLE_ASSIGN before accessing the rhs code.
3850 2009-04-03 Jason Merrill <jason@redhat.com>
3852 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3854 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3856 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3857 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3858 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3859 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3860 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3861 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3862 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3863 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3864 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3865 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3866 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3867 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3868 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3869 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3870 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3871 Use fr_reg_or_fp01_operand instead of fr_register_operand
3873 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3874 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3875 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3877 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3879 PR rtl-optimization/39607
3880 PR rtl-optimization/39631
3884 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3885 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3886 instead of DF_LR_OUT.
3887 * ira-lives.c (process_bb_node_lives): Ditto.
3888 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3889 instead of DF_LR_{OUT,IN}.
3890 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3891 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3893 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3895 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3896 (execute_lower_omp): Always run but take the short way out if -fopenmp
3898 (gate_lower_omp): Remove, forcing the pass manager to always run the
3899 pass and always set PROP_gimple_lomp.
3900 (pass_lower_omp): Remove gate function.
3901 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3902 PROP_trees. Instead, require it.
3903 * ipa-cp.c (pass_ipa_cp): Likewise.
3904 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3905 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3906 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3907 and PROP_gimple_leh.
3909 2009-04-03 Richard Guenther <rguenther@suse.de>
3912 PR tree-optimization/23940
3913 PR tree-optimization/33237
3916 PR tree-optimization/36201
3917 PR tree-optimization/36230
3918 PR tree-optimization/38049
3919 PR tree-optimization/38207
3920 PR tree-optimization/38230
3921 PR tree-optimization/38301
3922 PR tree-optimization/38585
3924 PR tree-optimization/38985
3925 PR tree-optimization/39299
3926 * tree-ssa-structalias.h: Remove.
3927 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3928 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3929 (struct vuse_element_d): Remove.
3930 (struct vuse_vec_d): Likewise.
3931 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3932 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3933 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3934 VUSE_ELEMENT_VAR): Likewise.
3935 (struct voptype_d): Likewise.
3936 (NUM_VOP_FREE_BUCKETS): Likewise.
3937 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3938 (struct stmt_operands_d): Remove.
3939 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3940 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3941 VDEF_NUM, VDEF_VECT): Likewise.
3942 (copy_virtual_operands): Remove.
3943 (operand_build_cmp): Likewise.
3944 (create_ssa_artificial_load_stmt): Likewise.
3945 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3946 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3947 vuse_index and mayuse_index members. Pack and move done and iter_type
3948 members to the front.
3949 (SSA_OP_VMAYUSE): Remove.
3950 (SSA_OP_VIRTUAL_USES): Adjust.
3951 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3952 (unlink_stmt_vdef): Declare.
3953 (add_to_addressable_set): Remove.
3954 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3955 (vrp_visit_stmt): Likewise.
3956 * doc/tree-ssa.texi (Alias analysis): Update.
3957 * doc/invoke.texi (max-aliased-vops): Remove docs.
3958 (avg-aliased-vops): Likewise.
3959 * tree-into-ssa.c (syms_to_rename): Remove.
3960 (need_to_update_vops_p): Likewise.
3961 (need_to_initialize_update_ssa_p): Rename to ...
3962 (update_ssa_initialized_fn): ... this. Track function we are
3964 (symbol_marked_for_renaming): Simplify.
3965 (add_new_name_mapping): Do not set need_to_update_vops_p.
3966 (dump_currdefs): Use SYMS_TO_RENAME.
3967 (rewrite_update_stmt): Always walk all uses/defs.
3968 (dump_update_ssa): Adjust.
3969 (init_update_ssa): Take function argument. Track what we are
3971 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3972 (create_new_def_for): Initialize for cfun, assert we are initialized
3974 (mark_sym_for_renaming): Simplify.
3975 (mark_set_for_renaming): Do not initialize update-ssa.
3976 (need_ssa_update_p): Simplify. Take function argument.
3977 (name_mappings_registered_p): Assert we ask for the correct function.
3978 (name_registered_for_update_p): Likewise.
3979 (ssa_names_to_replace): Likewise.
3980 (release_ssa_name_after_update_ssa): Likewise.
3981 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3982 (dump_decl_set): Do not print a newline.
3983 (debug_decl_set): Do it here.
3984 (dump_update_ssa): And here.
3985 * tree-ssa-loop-im.c (move_computations): Adjust.
3986 (movement_possibility): Likewise.
3987 (determine_max_movement): Likewise.
3988 (gather_mem_refs_stmt): Likewise.
3989 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3991 * tree-complex.c (update_all_vops): Remove.
3992 (expand_complex_move): Adjust.
3993 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3994 Simplify test for memory referencing statement. Exclude
3995 non-invariant ADDR_EXPRs.
3996 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3997 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3998 (rdg_flag_uses): Likewise.
3999 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4001 (tree_optimize_tail_calls_1): Also split the
4002 edge from the entry block if we have degenerate PHI nodes in
4003 the first basic block.
4004 * tree.c (init_ttree): Remove memory-tag related code.
4005 (tree_code_size): Likewise.
4006 (tree_node_structure): Likewise.
4007 (build7_stat): Re-write to be build6_stat.
4008 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4009 (SSA_VAR_P): Adjust.
4010 (struct tree_memory_tag): Remove.
4011 (struct tree_memory_partition_tag): Likewise.
4012 (union tree_node): Adjust.
4013 (build7): Re-write to be build6.
4014 * tree-pass.h (pass_reset_cc_flags): Remove.
4015 (TODO_update_address_taken): New flag.
4016 (pass_simple_dse): Remove.
4017 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4018 * params.h (MAX_ALIASED_VOPS): Remove.
4019 (AVG_ALIASED_VOPS): Likewise.
4020 * omp-low.c (expand_omp_taskreg): Update SSA form.
4021 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4022 aliases the lhs in a copy stmt.
4023 * tree-ssa-dse.c (struct address_walk_data): Remove.
4024 (memory_ssa_name_same): Likewise.
4025 (memory_address_same): Likewise.
4026 (get_kill_of_stmt_lhs): Likewise.
4027 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4028 unused stores. Look through PHI nodes into post-dominated regions.
4029 (dse_optimize_stmt): Simplify. Properly remove stores.
4030 (tree_ssa_dse): Compute dominators.
4031 (execute_simple_dse): Remove.
4032 (pass_simple_dse): Likewise.
4033 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4034 gimple_loaded_syms and gimple_stored_syms computation.
4035 * toplev.c (dump_memory_report): Dump alias and pta stats.
4036 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4037 (vn_reference_eq): Likewise.
4038 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4039 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4040 valueize_vuses): Remove.
4041 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4042 (get_def_ref_stmt_vuse): ... this.
4043 (vn_reference_lookup_2): New function.
4044 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4045 walking equivalent vuses. Simplify.
4046 (vn_reference_lookup): Likewise.
4047 (vn_reference_insert): Likewise.
4048 (vn_reference_insert_pieces): Likewise.
4049 (visit_reference_op_call): Simplify.
4050 (visit_reference_op_load): Likewise.
4051 (visit_reference_op_store): Likewise.
4052 (init_scc_vn): Remove shared_lookup_vuses initialization.
4053 (free_scc_vn): Remove shared_lookup_vuses freeing.
4054 (sort_vuses, sort_vuses_heap): Remove.
4055 (get_ref_from_reference_ops): Export.
4056 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4057 vector with single vuse pointer.
4058 (vn_reference_lookup_pieces, vn_reference_lookup,
4059 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4060 (shared_vuses_from_stmt): Remove.
4061 (get_ref_from_reference_ops): Declare.
4062 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4063 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4064 memory-tag related code.
4065 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4066 (likely_value): Add comment, skip static-chain of call statements.
4067 (surely_varying_stmt_p): Adjust.
4068 (gimplify_and_update_call_from_tree): Likewise.
4069 (execute_fold_all_builtins): Do not rebuild alias info.
4070 (gimplify_and_update_call_from_tree): Properly update VOPs.
4071 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4072 (copy_ref_info): Remove memory-tag related code.
4073 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4074 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4075 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4077 * tree-ssa-dom.c (gimple_p): Remove typedef.
4078 (eliminate_redundant_computations): Adjust.
4079 (record_equivalences_from_stmt): Likewise.
4080 (avail_expr_hash): Likewise.
4081 (avail_expr_eq): Likewise.
4082 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4083 (stmt_makes_single_load): Likewise.
4084 (stmt_makes_single_store): Likewise.
4085 * tree-ssa-alias.c: Rewrite completely.
4086 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4087 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4088 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4089 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4090 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4091 Remove public functions.
4092 (pass_reset_cc_flags): Remove.
4093 (pass_build_alias): Move ...
4094 * tree-ssa-structalias.c (pass_build_alias): ... here.
4095 * tree-ssa-alias.c (may_be_aliased): Move ...
4096 * tree-flow-inline.h (may_be_aliased): ... here.
4097 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4098 count_uses_and_derefs): Move ...
4099 * gimple.c: ... here.
4100 * gimple.h (count_uses_and_derefs): Declare.
4101 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4102 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4103 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4104 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4105 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4106 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4107 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4109 * tree-dfa.c (refs_may_alias_p): Move ...
4110 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4111 * tree-ssa-alias.h: New file.
4112 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4113 (statement_sink_location): Likewise.
4114 * opts.c (decode_options): Do not adjust max-aliased-vops or
4115 avg-aliased-vops values.
4116 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4117 (TV_CALL_CLOBBER): Likewise.
4118 (TV_FLOW_SENSITIVE): Likewise.
4119 (TV_FLOW_INSENSITIVE): Likewise.
4120 (TV_MEMORY_PARTITIONING): Likewise.
4121 (TV_ALIAS_STMT_WALK): New timevar.
4122 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4123 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4124 (get_address_description): Remove memory-tag related code.
4125 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4126 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4127 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4128 and immediate uses in statements. Document.
4129 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4130 (dump_symbols): Remove.
4131 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4132 * alias.c (get_deref_alias_set): New function split out from ...
4133 (get_alias_set): ... here.
4134 * alias.h (get_deref_alias_set): Declare.
4135 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4136 type parameter. Remove restrict pointer handling. Create a
4137 ref-all pointer in case type-based alias sets do not conflict.
4138 (vect_analyze_data_refs): Remove SMT related code.
4139 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4140 (vectorizable_load): Likewise.
4141 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4142 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4143 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4144 Ignore vops and SMTs.
4145 (dr_analyze_alias): Likewise..
4146 (free_data_ref): Likewise.
4147 (create_data_ref): Likewise.
4148 (analyze_all_data_dependences): Likewise.
4149 (get_references_in_stmt): Adjust.
4150 * tree-flow-inline.h (gimple_aliases_computed_p,
4151 gimple_addressable_vars, gimple_call_clobbered_vars,
4152 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4153 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4154 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4155 gimple_mem_ref_stats): Remove.
4156 (gimple_vop): New function.
4157 (op_iter_next_use): Remove vuses and mayuses cases.
4158 (op_iter_next_def): Remove vdefs case.
4159 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4160 (clear_and_done_ssa_iter): Do not set removed fields.
4161 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4162 Assert we are not iterating over vuses or vdefs if not also
4163 iterating over uses or defs.
4164 (op_iter_init_use): Likewise.
4165 (op_iter_init_def): Likewise.
4166 (op_iter_next_vdef): Remove.
4167 (op_iter_next_mustdef): Likewise.
4168 (op_iter_init_vdef): Likewise.
4169 (compare_ssa_operands_equal): Likewise.
4170 (link_use_stmts_after): Handle vuse operand.
4171 (is_call_used): Use is_call_clobbered.
4172 (is_call_clobbered): Global variables are always call clobbered,
4173 query the call-clobbers bitmap.
4174 (mark_call_clobbered): Ignore global variables.
4175 (clear_call_clobbered): Likewise.
4176 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4177 virtual operands sanity check.
4178 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4180 (TARGET_MEM_REF): Remove TMR_TAG operand.
4181 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4182 Remove call-clobber related code.
4183 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4184 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4185 partitions or escape reason.
4186 (get_single_def_stmt, get_single_def_stmt_from_phi,
4187 get_single_def_stmt_with_phi): Remove.
4188 (dump_referenced_vars): Tidy.
4189 (get_ref_base_and_extent): Allow bare decls.
4190 (collect_dfa_stats): Adjust.
4191 * graphite.c (rename_variables_in_stmt): Adjust.
4192 (graphite_copy_stmts_from_block): Likewise.
4193 (translate_clast): Likewise.
4194 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4196 (translate_vuse_through_block): Use the oracle.
4197 (phi_translate_1): Adjust.
4198 (value_dies_in_block_x): Use the oracle. Cache the outcome
4200 (valid_in_sets): Check if the VUSE for
4201 a REFERENCE is available.
4202 (eliminate): Do not remove stmts during elimination,
4203 instead queue and remove them afterwards.
4204 (do_pre): Do not rebuild alias info.
4205 (pass_pre): Run TODO_rebuild_alias before PRE.
4206 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4207 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4208 (mark_all_v_defs_stmt): Remove.
4209 (mark_all_v_defs_seq): Adjust.
4210 (sra_replace): Likewise.
4211 (scalarize_use): Likewise.
4212 (scalarize_copy): Likewise.
4213 (scalarize_init): Likewise.
4214 (scalarize_ldst): Likewise.
4215 (todoflags): Remove.
4216 (tree_sra): Do not rebuild alias info.
4217 (tree_sra_early): Adjust.
4218 (pass_sra): Run TODO_update_address_taken before SRA.
4219 * tree-predcom.c (set_alias_info): Remove.
4220 (prepare_initializers_chain): Do not call it.
4221 (mark_virtual_ops_for_renaming): Adjust.
4222 (mark_virtual_ops_for_renaming_list): Remove.
4223 (initialize_root_vars): Adjust.
4224 (initialize_root_vars_lm): Likewise.
4225 (prepare_initializers_chain): Likewise.
4226 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4227 (may_propagate_copy_into_stmt): Likewise.
4228 (merge_alias_info): Do nothing for now.
4229 (propagate_tree_value_into_stmt): Adjust.
4230 (stmt_may_generate_copy): Likewise.
4231 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4232 not mark symbols for renaming.
4233 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4234 with the same statement, make sure to update the new pointed-to one.
4235 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4236 call statements, do not mark symbols for renaming.
4237 (mark_operand_necessary): Dump something.
4238 (ref_may_be_aliased): New function.
4239 (mark_aliased_reaching_defs_necessary_1): New helper function.
4240 (mark_aliased_reaching_defs_necessary): Likewise.
4241 (mark_all_reaching_defs_necessary_1): Likewise.
4242 (mark_all_reaching_defs_necessary): Likewise.
4243 (propagate_necessity): Do not process virtual PHIs. For
4244 non-aliased loads mark all reaching definitions as necessary.
4245 For aliased loads and stores mark the immediate dominating
4246 aliased clobbers as necessary.
4247 (visited): New global static.
4248 (perform_tree_ssa_dce): Free visited bitmap after propagating
4250 (remove_dead_phis): Perform simple dead virtual PHI removal.
4251 (remove_dead_stmt): Properly unlink virtual operands when
4253 (eliminate_unnecessary_stmts): Schedule PHI removal after
4255 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4256 (process_replaceable): Likewise.
4257 (find_replaceable_in_bb): Likewise.
4258 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4259 based on the single gimple vop.
4260 (verify_flow_insensitive_alias_info): Remove.
4261 (verify_flow_sensitive_alias_info): Likewise.
4262 (verify_call_clobbering): Likewise.
4263 (verify_memory_partitions): Likewise.
4264 (verify_alias_info): Likewise.
4265 (verify_ssa): Adjust..
4266 (execute_update_addresses_taken): Export. Update SSA
4267 manually. Optimize only when optimizing. Use a local bitmap.
4268 (pass_update_address_taken): Remove TODO_update_ssa, add
4270 (pass_update_address_taken): Just use TODO_update_address_taken.
4271 (init_tree_ssa): Do not initialize addressable_vars.
4272 (verify_ssa): Verify new VUSE / VDEF properties.
4273 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4274 Do not call verify_alias_info.
4275 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4276 Do not free the loaded and stored syms bitmaps. Reset the escaped
4277 and callused solutions. Do not free addressable_vars.
4278 Remove memory-tag related code.
4279 (warn_uninitialized_var): Aliases are always available.
4280 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4281 * lambda-code.c (can_put_in_inner_loop): Adjust.
4282 (can_put_after_inner_loop): Likewise.
4283 (perfect_nestify): Likewise.
4284 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4285 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4286 (vectorizable_conversion): Do not mark symbols for renaming.
4287 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4288 (expand_call_inline): Unlink the calls virtual operands before
4290 (tree_function_versioning): Do not call update_ssa if we are not
4291 updating clones. Simplify.
4292 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4293 (propagate_with_phi): Likewise..
4294 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4295 clobber code. Assert we are not aliased or global.
4296 * tree-flow.h: Include tree-ssa-alias.h
4297 (enum escape_type): Remove.
4298 (struct mem_sym_stats_d): Likewise.
4299 (struct mem_ref_stats_d): Likewise.
4300 (struct gimple_df): Add vop member. Remove global_var,
4301 call_clobbered_vars, call_used_vars, addressable_vars,
4302 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4303 escaped and callused members.
4304 (struct ptr_info_def): Remove all members, add points-to solution
4306 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4307 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4308 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4309 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4310 (tree-ssa-alias.o): Likewise.
4311 (toplev.o): Add tree-ssa-alias.h
4312 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4313 * gimple.c (gimple_set_bb): Fix off-by-one error.
4314 (is_gimple_reg): Do not handle memory tags.
4315 (gimple_copy): Also copy virtual operands.
4316 Delay updating the statement. Do not reset loaded and stored syms.
4317 (gimple_set_stored_syms): Remove.
4318 (gimple_set_loaded_syms): Likewise.
4319 (gimple_call_copy_skip_args): Copy the virtual operands
4320 and mark the new statement modified.
4321 * tree-ssa-structalias.c (may_alias_p): Remove.
4322 (set_uids_in_ptset): Take the alias set to prune with as
4323 parameter. Fold in the alias test of may_alias_p.
4324 (compute_points_to_sets): Compute whether a ptr is dereferenced
4326 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4327 other ADDRESSOF constraints on the lhs.
4328 (get_constraint_for_component_ref): Assert that we don't get
4329 ADDRESSOF constraints from the base of the reference.
4330 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4331 (struct variable_info): Remove collapsed_to member.
4332 (get_varinfo_fc): Remove.
4333 (new_var_info): Do not set collapsed_to.
4334 (dump_constraint): Do not follow cycles.
4335 (dump_constraint_graph): Likewise.
4336 (build_pred_graph): Likewise.
4337 (build_succ_graph): Likewise.
4338 (rewrite_constraints): Likewise.
4339 (do_simple_structure_copy): Remove.
4340 (do_rhs_deref_structure_copy): Remove.
4341 (do_lhs_deref_structure_copy): Remove.
4342 (collapse_rest_of_var): Remove.
4343 (do_structure_copy): Re-implement.
4344 (pta_stats): New global variable.
4345 (dump_pta_stats): New function.
4346 (struct constraint_expr): Make offset signed.
4347 (UNKNOWN_OFFSET): Define special value.
4348 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4349 (solution_set_expand): New helper function split out from ...
4350 (do_sd_constraint): ... here.
4351 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4352 (do_ds_constraint): Likewise.
4353 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4354 and CALLUSED = *CALLUSED.
4355 (set_union_with_increment): Make inc argument signed.
4356 (type_safe): Remove.
4357 (get_constraint_for_ptr_offset): Handle unknown and negative
4359 (first_vi_for_offset): Handle offsets before start. Bail
4360 out early for offsets beyond the variable extent.
4361 (first_or_preceding_vi_for_offset): New function.
4362 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4363 Together with ESCAPED = *ESCAPED this properly computes reachability.
4364 (find_what_var_points_to): New function.
4365 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4366 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4367 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4368 pt_solutions_intersect): New functions.
4369 (compute_call_used_vars): Remove.
4370 (compute_may_aliases): New main entry into PTA computation.
4371 * gimple.h (gimple_p): New typedef.
4372 (struct gimple_statement_base): Remove references_memory_p.
4373 (struct gimple_statement_with_memory_ops_base): Remove
4374 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4376 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4377 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4378 gimple_set_references_memory): Remove.
4379 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4380 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4382 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4383 (verify_expr): Allow RESULT_DECL.
4384 (gimple_duplicate_bb): Do not copy virtual operands.
4385 (gimple_duplicate_sese_region): Adjust.
4386 (gimple_duplicate_sese_tail): Likewise.
4387 (mark_virtual_ops_in_region): Remove.
4388 (move_sese_region_to_fn): Do not call it.
4389 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4390 and pass_simple_dse.
4391 (execute_function_todo): Handle TODO_update_address_taken,
4392 call execute_update_addresses_taken for TODO_rebuild_alias.
4393 (execute_todo): Adjust.
4394 (execute_one_pass): Init dump files early.
4395 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4397 (create_general_new_stmt): Clear vops.
4398 * tree-ssa-reassoc.c (get_rank): Adjust.
4399 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4400 symbols for renaming.
4401 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4402 (PARAM_AVG_ALIASED_VOPS): Likewise.
4403 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4404 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4405 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4406 (operand_build_cmp, copy_virtual_operands,
4407 create_ssa_artificial_load_stmt, add_to_addressable_set,
4408 gimple_add_to_addresses_taken): Remove public functions.
4409 (unlink_stmt_vdef): New function.
4411 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4413 * config.gcc (powerpc-*-linux*): Merge variants.
4415 2009-04-02 Chao-ying Fu <fu@mips.com>
4416 James Grosbach <james.grosbach@microchip.com>
4418 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4419 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4421 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4422 keep_interrupts_masked_p, use_debug_exception_return_p.
4423 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4424 keep_interrupts_masked, use_debug_exception_return.
4425 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4426 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4428 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4429 (mips_print_operand): Process COP0 registers to print $0 .. $31
4430 correctly for GAS to process.
4431 (mips_interrupt_extra_call_saved_reg_p): New function.
4432 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4434 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4435 (mips_compute_frame_info): Add supports for interrupt context that
4436 includes doubleword accumulators and COP0 registers.
4437 (mips_for_each_saved_acc): New function.
4438 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4439 mips_for_each_saved_reg.
4440 (mips_save_reg): Save accumulators.
4441 (mips_kernel_reg_p): A new for_each_rtx callback.
4442 (mips_expand_prologue): Support interrupt handlers.
4443 (mips_restore_reg): Restore accumulators.
4444 (mips_expand_epilogue): Support interrupt handlers.
4445 (mips_can_use_return_insn): Return false for interrupt handlers.
4446 (mips_epilogue_uses): New function.
4447 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4448 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4449 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4450 cop0_move): New instructions.
4451 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4452 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4454 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4456 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4457 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4458 interrupt handlers, we use K0 as the temporary register.
4459 (EPILOGUE_USES): Change to a function call.
4460 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4461 handlers, we use K0 as the temporary register.
4463 * doc/extend.texi (Function Attributes): Document interrupt,
4464 use_shadow_register_set, keep_interrupts_masked,
4465 use_debug_exception_return for MIPS attributes.
4467 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4469 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4470 Remove a number of t-files from tmake_file.
4471 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4472 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4473 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4474 target_prototype, not TARGET_PROTOTYPE.
4475 (LINK_OS_GNU_SPEC): Define.
4476 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4477 and darwin-ldoubdle.c.
4479 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4482 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4483 (cpp_options): Ditto.
4484 (default_compilers): Ditto.
4485 (display_help): Ditto.
4486 (process_command): Ditto.
4488 (set_input): Use lbasename instead of duplicate code.
4489 (save_temps_prefix): New static for -save-temps=obj.
4490 (save_temps_length): Ditto.
4492 * doc/invoke.texi (-save-temps=obj): Document new variant to
4495 2009-04-02 Jeff Law <law@redhat.com>
4497 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4500 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4502 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4503 * configure: Regenerated.
4505 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4507 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4508 share the argument list.
4510 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4514 2009-02-12 Diego Novillo <dnovillo@google.com>
4516 * varpool.c (debug_varpool): New.
4517 * cgraph.h (debug_varpool): Declare.
4519 2009-04-02 Jan Hubicka <jh@suse.cz>
4521 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4524 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4526 * config/i386/i386.c (ix86_abi): Move initialization to ...
4527 (override_options): Here.
4529 2009-04-02 Christian Bruel <christian.bruel@st.com>
4531 * config/sh/sh.c (sh_dwarf_register_span): New function.
4532 (TARGET_DWARF_REGISTER_SPAN): Define.
4533 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4535 2009-04-02 Ira Rosen <irar@il.ibm.com>
4537 PR tree-optimization/39595
4538 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4539 interleaved loads group is not greater than the SLP group size.
4541 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4543 * builtins.c (is_builtin_name): New.
4544 (called_as_built_in): Use is_builtin_name.
4545 * tree.h (is_builtin_name): New.
4546 * varasm.c (incorporeal_function_p): Use is_builtin_name
4548 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4550 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4552 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4555 * c-decl.c (clone_underlying_type): Move this ...
4556 * c-common.c (set_underlying_type): ... here.
4557 Also, make sure the function properly sets TYPE_STUB_DECL() on
4558 the newly created typedef variant type.
4559 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4560 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4563 2009-04-02 Richard Guenther <rguenther@suse.de>
4565 PR tree-optimization/37221
4566 * tree-flow.h (degenerate_phi_result): Declare.
4567 * tree-ssa-dom.c (degenerate_phi_result): Export.
4568 * tree-scalar-evolution.c (analyze_initial_condition): If
4569 the initial condition is defined by a degenerate PHI node
4570 use the degenerate value.
4572 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4574 PR rtl-optimization/39588
4575 * combine.c (merge_outer_ops): Do not set the constant when this
4577 (simplify_shift_const_1): Do not modify it either in this case.
4579 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4581 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4582 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4584 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4587 * c-lex.c (interpret_float): Default (no suffix) is double.
4589 2009-04-1 Xinliang David Li <davidxl@google.com>
4591 * config/i386/i386.c (legitimate_constant_p): Recognize
4592 all one vector constant.
4594 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4596 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4597 Change #include order to silence two warnings.
4599 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4601 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4602 (ASM_SPEC): Pass -k to the assembler for PIC code.
4604 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4606 * gcc/config.gcc: Add vax-*-linux* to the switch.
4607 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4608 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4610 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4612 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4613 Use predicate macros instead of GET_CODE() == foo.
4614 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4615 ashlsi3, rotrsi3, <unnamed>): Likewise.
4617 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4619 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4620 jbbccihi, jbbccisi): Remova trailing whitespace.
4621 * gcc/config/vax/constraints.md: Likewise.
4622 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4623 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4624 * gcc/config/vax/predicates.md: Likewise.
4625 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4626 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4627 * gcc/config/vax/vax.h: Likewise.
4628 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4630 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4632 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4633 (indirectable_address_p, adjacent_operands_p): Add spaces around
4635 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4637 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4639 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4640 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4641 index_term_p, reg_plus_index_p, legitimate_address_p,
4642 vax_mode_dependent_address_p): Update comments to match functions
4643 modified by the recent int->bool conversion.
4645 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4647 * gcc/config/vax/builtins.md: Update copyright message.
4648 * gcc/config/vax/constraints.md: Likewise.
4649 * gcc/config/vax/netbsd-elf.h: Likewise.
4650 * gcc/config/vax/predicates.md: Likewise.
4651 * gcc/config/vax/vax-protos.h: Likewise.
4652 * gcc/config/vax/vax.c: Likewise.
4653 * gcc/config/vax/vax.h: Likewise.
4654 * gcc/config/vax/vax.md: Likewise.
4655 * gcc/config/vax/vax.opt: Likewise.
4657 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4659 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4660 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4661 * gcc/config/vax/constraints.md (B, R): Likewise.
4662 * gcc/config/vax/predicates.md (external_memory_operand,
4663 nonimmediate_addsub_di_operand): Likewise.
4664 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4665 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4666 untyped_call): Likewise.
4668 2009-04-01 Matt Thomas <matt@3am-software.com>
4670 * config/vax/predicates.md: New file.
4671 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4672 external_const_operand, nonsymbolic_operand, external_memory_operand,
4673 indirect_memory_operand, indexed_memory_operand,
4674 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4675 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4677 * config/vax/constraints.md: New file.
4678 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4680 * config/vax/builtins.md: New file.
4681 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4682 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4684 * config/vax/vax.opt (mqmath): Add option.
4685 * config/vax/vax.md (isfx): Extend with DI.
4686 (VAXintQH, VAXintQHSD): Define.
4687 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4688 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4689 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4690 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4691 (movdi): Update constraints and use vax_output_int_move().
4692 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4693 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4694 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4695 nonlocal_goto): New.
4696 (mov<mode>): Extend accepted operand types.
4697 (subdi3_old): Rename from subdi3, change update constraints and use
4698 a new implementation.
4699 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4700 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4701 MOVE_RATIO, CLEAR_RATIO): Define.
4702 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4703 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4704 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4705 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4706 (split_quadword_operands): Make static and really allow variable
4708 (print_operand_address): Update for PIC generation.
4709 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4710 indexable_address_p, fixup_mathdi_operand,
4711 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4712 (vax_float_literal, legitimate_constant_p,
4713 indirectable_constant_address_p, index_term_p,
4714 reg_plus_index_p): Return bool instead of int.
4715 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4717 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4719 (vax_output_conditional_branch): Indent.
4720 (legitimate_constant_address_p, indirectable_constant_address_p,
4721 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4722 vax_mode_dependent_address_p): Return bool instead of int, update for
4724 * config/vax/vax-protos.h (legitimate_constant_address_p,
4725 legitimate_constant_p, legitimate_address_p,
4726 vax_mode_dependent_address_p): Change declaration to bool.
4727 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4728 vax_expand_addsub_di_operands, vax_output_int_subtract,
4729 vax_output_movmemsi): Declare.
4730 (split_quadword_operands, vax_float_literal): Delete declaration.
4731 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4732 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4733 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4734 ASM_OUTPUT_DWARF_PCREL): Define.
4735 (ASM_SPEC): Change definition to allow PIC generation.
4737 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4739 * doc/sourcebuild.texi: Update front-end requirements.
4741 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4744 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4745 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4746 (booldi3_internal3): Use boolean_or_operator instead of
4749 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4752 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4753 declarator whose size is not an integer constant expression but
4754 folds to an integer constant, then treat it as a constant
4757 2009-04-01 Richard Guenther <rguenther@suse.de>
4759 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4760 i * 4 + 2 to (i * 2 + 1) * 2.
4762 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4765 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4766 return if c_parser_asm_string_literal returned NULL.
4768 2009-04-01 Nick Clifton <nickc@redhat.com>
4770 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4772 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4773 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4774 other typedefs to avoid conflicts with libgcc2.c. Define labels
4775 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4777 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4778 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4781 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4783 * varasm.c (default_function_rodata_section): Declare DOT as
4786 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4787 Andrey Galkin <agalkin@hypercom.com>
4790 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4791 Make object_name unique for each process.
4793 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4796 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4797 addressable variables in the parallel that could go out of scope while
4798 running queued tasks.
4800 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4802 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4803 (CASE_VALUES_THRESHOLD): Redefine.
4804 * config/avr/avr.c (avr_override_options): Remove initialization of
4805 avr_case_values_threshold variable.
4806 (avr_case_values_threshold): Remove variable. Add new function.
4807 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4808 * config/avr/avr.opt (mno-tablejump): Remove option.
4809 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4811 2009-04-01 DJ Delorie <dj@redhat.com>
4813 * varasm.c (default_function_rodata_section): Don't assume
4814 anything about where the first '.' in the section name is.
4816 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4818 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4819 rs6000_emit_stack_tie.
4821 2009-03-31 Ian Lance Taylor <iant@google.com>
4823 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4824 gimple_code with GIMPLE_RESX, not RESX.
4826 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4828 * c-common.c (c_get_ident): New.
4829 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4831 2009-04-01 Ben Elliston <bje@au.ibm.com>
4833 * config/rs6000/sysv4.opt (msdata): Improve option description.
4835 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4837 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4838 (divdf3_internal_lat): Remove.
4839 (divxf3_internal_lat): Remove.
4840 (divxf3_internal_thr): Remove.
4841 (divxf): Use divxf3_internal.
4842 * config/ia64/div.md (divsf3_internal_lat): New.
4843 (divdf3_internal_lat): New.
4844 (divxf3_internal): New.
4846 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4849 * Makefile.in (USE_GCC_STDINT): Define.
4850 (stmp-int-hdrs): Install stdint.h if applicable.
4851 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4853 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4854 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4855 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4856 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4857 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4858 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4859 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4860 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4861 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4862 (c_common_nodes_and_builtins): Initialize
4863 underlying_wchar_type_node. Do not initialize
4864 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4865 nodes for new types.
4866 (c_stddef_cpp_builtins): Define macros for new types.
4867 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4869 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4870 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4871 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4872 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4873 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4874 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4875 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4876 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4877 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4878 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4879 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4880 int16_type_node, int32_type_node, int64_type_node,
4881 uint8_type_node, uint16_type_node, c_uint32_type_node,
4882 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4883 int_least32_type_node, int_least64_type_node,
4884 uint_least8_type_node, uint_least16_type_node,
4885 uint_least32_type_node, uint_least64_type_node,
4886 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4887 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4888 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4889 uintptr_type_node): Define.
4890 * c-cppbuiltin.c (builtin_define_constants,
4891 builtin_define_type_minmax): New.
4892 (builtin_define_stdint_macros): Define more macros.
4893 (c_cpp_builtins): Define more limit macros.
4895 (builtin_define_type_max): Define in terms of
4896 builtin_define_type_minmax. Remove is_long parameter. All
4898 * config.gcc (use_gcc_stdint): Define.
4899 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4900 Add newlib-stdint.h for generic targets.
4901 * config/glibc-stdint.h, config/newlib-stdint.h,
4902 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4903 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4904 * config/score/score.h (UINTPTR_TYPE): Define.
4905 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4906 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4907 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4908 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4909 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4910 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4911 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4912 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4913 * config/spu/spu.h (STDINT_LONG32): Define.
4914 * configure.ac (use_gcc_stdint): Substitute.
4915 * configure: Regenerate.
4916 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4917 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4918 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4919 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4920 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4921 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4922 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4923 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4924 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4925 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4926 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4927 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4928 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4929 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4930 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4931 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4932 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4933 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4934 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4935 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4936 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4937 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4938 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4939 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4940 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4941 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4942 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4943 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4944 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4946 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4948 * loop-iv.c (suitable_set_for_replacement): Renamed from
4949 simplify_using_assignment; changed to return bool and to accept new
4950 args DEST and SRC. Return true iff we find a source/destination pair
4951 that can be used to make a replacement, and fill SRC and DEST if so.
4952 Remove arg ALTERED. Don't deal with altered regs here. All callers
4954 (simplify_using_initial_values): Deal with altered regs here and track
4955 more precisely the effect they have on the validity of our expression.
4957 * loop-iv.c (simplify_using_condition): A condition of the form
4958 (EQ REG CONST) can be used to simply make a substitution.
4959 (simplify_using_initial_values): Keep track of conditions we have seen
4960 and keep using them to simplify new expressions, while applying the
4961 same substitutions to them as to the expression.
4963 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4964 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4967 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4968 changed. Use this when trying to improve the upper bound.
4969 Generate the comparison by using simplify_gen_relational.
4971 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4973 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4975 (simplify_using_assignment, simplify_using_initial_values): Call
4976 replace_in_expr to make replacements. Call replace_single_def_regs
4977 once on the initial version of the expression.
4979 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4982 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4984 2009-03-31 Richard Guenther <rguenther@suse.de>
4987 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4988 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4990 2009-03-31 Richard Guenther <rguenther@suse.de>
4992 * tree.h (div_if_zero_remainder): Declare.
4993 * fold-const.c (div_if_zero_remainder): Export.
4994 * tree-ssa-forwprop.c
4995 (forward_propagate_addr_into_variable_array_index): Handle
4996 constant array index addition outside of the variable index.
4998 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5001 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5002 define_splits, floatunssi<mode>2): Require x87 conversions from
5003 DImode to be permitted.
5005 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5007 PR preprocessor/15638
5008 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5010 2009-03-31 Richard Guenther <rguenther@suse.de>
5014 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5015 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5016 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5017 a separate statement.
5018 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5019 (lookup_tmp_var): Likewise.
5020 (is_gimple_formal_tmp_or_call_rhs): Remove.
5021 (is_gimple_reg_or_call_rhs): Rename to ...
5022 (is_gimple_reg_rhs_or_call): ... this.
5023 (is_gimple_mem_or_call_rhs): Rename to ...
5024 (is_gimple_mem_rhs_or_call): ... this.
5025 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5026 DECL_GIMPLE_REG_P only if is_formal is true.
5027 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5028 for non-proper post-modify expression gimplification.
5029 (gimplify_self_mod_expr): For post-modify expressions gimplify
5030 the lvalue to a minimal lvalue.
5031 (rhs_predicate_for): Remove formal temp case.
5032 (gimplify_modify_expr_rhs): Likewise.
5033 (gimplify_addr_expr): Use is_gimple_reg.
5034 (gimplify_expr): Remove formal temp cases.
5035 (gimple_regimplify_operands): Likewise.
5036 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5037 and FILTER_EXPR like constants.
5038 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5040 (is_gimple_formal_tmp_rhs): Remove.
5041 (is_gimple_reg_rhs): Remove special casing.
5042 (is_gimple_mem_rhs): Fix.
5043 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5044 (is_gimple_formal_tmp_var): Remove.
5045 (is_gimple_formal_tmp_reg): Likewise.
5046 (is_gimple_min_lval): Allow invariant component ref parts.
5047 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5048 is_gimple_formal_tmp_reg): Remove declarations.
5049 * tree-cfg.c (verify_expr): Verify that variables with address
5050 taken do not have DECL_GIMPLE_REG_P set.
5051 * tree-mudflap.c (mf_build_check_statement_for): Use
5052 force_gimple_operand instead of gimplify_expr.
5054 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5056 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5057 schedulable rows to compute_split_row.
5059 2009-03-31 Ben Elliston <bje@au.ibm.com>
5062 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5065 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5067 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5068 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5069 * configure: Regenerate.
5070 * config.in: Regenerate.
5071 * config/rs6000/rs6000.opt (mtls-markers): Add.
5072 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5073 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5074 (tls_ld_aix, tls_ld_sysv): Likewise.
5075 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5076 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5078 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5080 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5082 2009-03-30 Jan Hubicka <jh@suse.cz>
5084 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5086 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5087 detection and label handling.
5089 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5091 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5092 left_conflicts_size.
5093 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5094 ALLOCNO_LEFT_CONFLICTS_SIZE.
5096 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5097 remove_allocno_from_bucket_and_push,
5098 allocno_spill_priority_compare, push_allocnos_to_stack,
5099 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5100 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5101 (setup_allocno_left_conflicts_num): Ditto. Rename to
5102 setup_allocno_left_conflicts_size.
5103 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5104 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5105 setup_allocno_left_conflicts_size instead of
5106 setup_allocno_left_conflicts_num.
5108 * ira-build.c (ira_create_allocno): Use
5109 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5110 ALLOCNO_LEFT_CONFLICTS_NUM.
5112 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5114 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5115 instead of DF_LR_OUT.
5117 * ira-lives.c (process_bb_node_lives): Ditto.
5119 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5120 instead of DF_LR_{OUT,IN}.
5122 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5124 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5126 2009-03-30 Jan Hubicka <jh@suse.cz>
5128 * except.c (label_to_region_map): Fix thinko.
5130 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5133 * tree.h (tree_find_value): New declaration.
5134 * tree.c (tree_find_value): New function.
5135 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5137 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5140 * c-decl.c (struct c_binding): Add locus field.
5141 (bind): Add locus argument, set locus field from it.
5142 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5143 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5144 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5145 implicitly_declare, undeclared_variable, lookup_label,
5146 declare_label, c_make_fname_decl, c_builtin_function,
5147 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5150 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5153 * config/i386/i386.c (classify_argument): Check total size of
5156 2009-03-30 Martin Jambor <mjambor@suse.cz>
5158 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5159 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5160 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5163 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5164 seen_variable_array_ref while also traversing a union.
5166 * tree-inline.c (optimize_inline_calls): Do not call
5167 cgraph_node_remove_callees.
5168 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5169 (pass_remove_cgraph_callee_edges): New variable.
5170 * passes.c (init_optimization_passes): Add
5171 pass_remove_cgraph_callee_edges after early inlining and before all
5172 late intraprocedural passes.
5174 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5176 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5178 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5181 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5183 * combine.c (simplify_comparison): Use have_insn_for.
5184 * dojump.c (do_jump): Likewise.
5186 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5188 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5189 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5190 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5191 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5192 instead of sparc_compare_emitted.
5193 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5194 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5195 instead of sparc_compare_emitted.
5197 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5199 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5200 enter/exit cfglayout mode.
5201 (pass_partition_block): Require it.
5202 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5203 (combine_instructions): Track basic blocks instead of labels.
5204 (update_cfg_for_uncondjump): New.
5205 (try_combine): Use it. Update jumps after rescanning.
5206 (pass_combine): Require PROP_cfglayout.
5207 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5209 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5211 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5212 Provide/destroy PROP_cfglayout respectively.
5213 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5214 * tree-pass.h (PROP_cfglayout): New.
5216 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5218 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5219 fold_convert_const_fixed_from_fixed,
5220 fold_convert_const_fixed_from_int,
5221 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5222 set TREE_CONSTANT_OVERFLOW.
5223 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5224 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5226 2009-03-30 Ira Rosen <irar@il.ibm.com>
5228 * tree-vect-loop-manip.c: New file.
5229 * tree-vectorizer.c: Update documentation and included files.
5230 (vect_loop_location): Make extern.
5231 (rename_use_op): Move to tree-vect-loop-manip.c
5232 (rename_variables_in_bb, rename_variables_in_loop,
5233 slpeel_update_phis_for_duplicate_loop,
5234 slpeel_update_phi_nodes_for_guard1,
5235 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5236 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5237 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5238 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5239 find_loop_location): Likewise.
5240 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5241 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5242 get_vectype_for_scalar_type, vect_is_simple_use,
5243 supportable_widening_operation, supportable_narrowing_operation):
5245 (bb_in_loop_p): Move to tree-vect-loop.c.
5246 (new_loop_vec_info, destroy_loop_vec_info,
5247 reduction_code_for_scalar_code, report_vect_op,
5248 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5249 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5250 (vect_supportable_dr_alignment): Likewise.
5251 * tree-vectorizer.h (tree-data-ref.h): Include.
5252 (vect_loop_location): Declare.
5253 Reorganize function declarations according to the new file structure.
5254 * tree-vect-loop.c: New file.
5255 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5256 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5257 * tree-vect-data-refs.c: New file.
5258 * tree-vect-patterns.c (timevar.h): Don't include.
5259 * tree-vect-stmts.c: New file.
5260 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5261 tree-vect-slp.c, tree-vect-loop.c.
5262 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5263 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5264 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5265 (tree-vect-analyze.o): Remove.
5266 (tree-vect-transform.o): Likewise.
5267 (tree-vect-data-refs.o): Add rule.
5268 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5269 tree-vect-slp.o): Likewise.
5270 (tree-vect-patterns.o): Remove redundant dependencies.
5271 (tree-vectorizer.o): Likewise.
5272 * tree-vect-slp.c: New file.
5274 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5276 * optc-gen.awk: Warn if an option flag has multiple different
5279 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5281 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5282 -floop-block): Document dependences on PPL, CLooG and Graphite.
5284 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5286 PR rtl-optimization/323
5287 * c-common.c (c_fully_fold, convert_and_check,
5288 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5289 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5290 * c-common.def (EXCESS_PRECISION_EXPR): New.
5291 * c-cppbuiltin.c (builtin_define_float_constants): Define
5292 constants with enough digits for long double.
5293 * c-lex.c (interpret_float): Interpret constant with excess
5294 precision where appropriate.
5295 * c-opts.c (c_common_post_options): Set
5296 flag_excess_precision_cmdline. Give an error for
5297 -fexcess-precision=standard for C++ for processors where the
5298 option is significant.
5299 * c-parser.c (c_parser_conditional_expression): Handle excess
5300 precision in condition.
5301 * c-typeck.c (convert_arguments): Handle arguments with excess
5303 (build_unary_op): Move excess precision outside operation.
5304 (build_conditional_expr): Likewise.
5305 (build_compound_expr): Likewise.
5306 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5307 (build_modify_expr): Handle excess precision in RHS.
5308 (convert_for_assignment): Handle excess precision in converted
5310 (digest_init, output_init_element, process_init_element): Handle
5311 excess precision in initializer.
5312 (c_finish_return): Handle excess precision in return value.
5313 (build_binary_op): Handle excess precision in operands and add
5314 excess precision as needed for operation.
5315 * common.opt (-fexcess-precision=): New option.
5316 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5317 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5318 For standard excess precision, output explicit conversion to and
5319 truncation from XFmode.
5320 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5321 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5322 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5323 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5324 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5325 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5326 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5327 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5328 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5329 define_splits, sqrt<mode>2): Disable where appropriate for
5330 standard excess precision.
5331 * convert.c (convert_to_real): Do not shorten arithmetic to type
5332 for which excess precision would be used.
5333 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5334 * doc/invoke.texi (-fexcess-precision=): Document option.
5335 (-mfpmath=): Correct index entry.
5336 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5337 flag_excess_precision): New.
5338 * langhooks.c (lhd_post_options): Set
5339 flag_excess_precision_cmdline.
5340 * opts.c (common_handle_option): Handle -fexcess-precision=.
5341 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5342 init_excess_precision): New.
5343 (lang_dependent_init_target): Call init_excess_precision.
5344 * tree.c (excess_precision_type): New.
5345 * tree.h (excess_precision_type): Declare.
5347 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5350 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5351 non-lvalue to component.
5353 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5355 PR preprocessor/34695
5356 * Makefile.in (c-opts.o): Depend on c-tree.h.
5357 * c-common.c: Move down include of diagnostic.h.
5358 (done_lexing, c_cpp_error): New.
5359 * c-common.h (done_lexing): Declare.
5360 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5362 * c-opts.c: Include c-tree.h.
5363 (c_common_init_options): Set preprocessor error callback.
5364 (c_common_handle_option): Do not set preprocessor
5365 inhibit_warnings, warnings_are_errors, warn_system_headers,
5366 pedantic_errors or inhibit_warnings flags.
5367 (c_common_post_options): Do not check cpp_errors (parse_in).
5368 (c_common_finish): Do not output dependencies if there were
5369 errors. Do not check return value of cpp_finish.
5370 * c-ppoutput.c (pp_file_change): Set input_location.
5371 * c-tree.h (c_cpp_error): Declare.
5372 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5374 (diagnostic_build_prefix): Check override_column.
5375 * diagnostic.h (diagnostic_info): Add override_column field.
5376 (diagnostic_override_column): Define.
5378 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5380 * c-common.c (c_expand_expr, c_staticp): Remove.
5381 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5382 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5383 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5384 * c-gimplify.c (gimplify_compound_literal_expr,
5385 optimize_compound_literals_in_ctor): Remove.
5386 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5387 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5388 * c-semantics.c (emit_local_var): Remove.
5390 * langhooks-def.h (lhd_expand_expr): Remove.
5391 * langhooks.c (lhd_expand_expr): Remove.
5392 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5394 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5395 handling from c-semantics.c; don't call into langhook.
5396 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5397 * gimplify.c (gimplify_compound_literal_expr,
5398 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5399 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5400 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5401 as was done in c-gimplify.c.
5402 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5403 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5404 Move from c-common.h.
5405 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5407 * tree.c (staticp): Do not call langhook.
5408 * langhooks.c (lhd_staticp): Delete.
5409 * langhooks-def.h (lhd_staticp): Delete prototype.
5410 (LANG_HOOKS_STATICP): Delete.
5411 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5413 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5414 instead of DECL_STMTs.
5416 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5424 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5426 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5427 contained expression.
5428 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5429 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5430 conditional expressions for C.
5431 (decl_constant_value_for_optimization): Move from
5432 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5433 whether optimizing and that the expression is a VAR_DECL not of
5434 array type instead of doing such checks in the caller. Do not
5435 check pedantic. Call gcc_unreachable for C++.
5436 * c-common.def (C_MAYBE_CONST_EXPR): New.
5437 * c-common.h (c_fully_fold, c_save_expr,
5438 decl_constant_value_for_optimization): New prototypes.
5439 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5440 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5441 EXPR_INT_CONST_OPERANDS): Define.
5442 * c-convert.c (convert): Strip nops from expression.
5443 * c-decl.c (groktypename): Take extra parameters expr and
5444 expr_const_operands. Update call to grokdeclarator.
5445 (start_decl): Update call to grokdeclarator. Add statement for
5446 expressions used in type of decl.
5447 (grokparm): Update call to grokdeclarator.
5448 (push_parm_decl): Update call to grokdeclarator.
5449 (build_compound_literal): Add parameter non_const and build a
5450 C_MAYBE_COSNT_EXPR if applicable.
5451 (grokdeclarator): Take extra parameters expr and
5452 expr_const_operands. Track expressions used in declaration
5453 specifiers and declarators. Fold array sizes and track whether
5454 they are constant expressions and whether they are integer
5455 constant expressions.
5456 (parser_xref_tag): Set expr and expr_const_operands fields in
5458 (grokfield): Update call to grokdeclarator.
5459 (start_function): Update call to grokdeclarator.
5460 (build_null_declspecs): Set expr and expr_const_operands fields in
5462 (declspecs_add_type): Handle expressions in typeof specifiers.
5463 * c-parser.c (c_parser_declspecs): Set expr and
5464 expr_const_operands fields for declaration specifiers.
5465 (c_parser_enum_specifier): Likewise.
5466 (c_parser_struct_or_union_specifier): Likewise.
5467 (c_parser_typeof_specifier): Likewise. Update call to
5468 groktypename. Fold expression as needed. Return expressions with
5469 type instead of adding statements.
5470 (c_parser_attributes): Update calls to c_parser_expr_list.
5471 (c_parser_statement_after_labels): Fold expression before passing
5472 to objc_build_throw_stmt.
5473 (c_parser_condition): Fold expression.
5474 (c_parser_asm_operands): Fold expression.
5475 (c_parser_conditional_expression): Use c_save_expr. Update call
5476 to build_conditional_expr.
5477 (c_parser_alignof_expression): Update call to groktypename.
5478 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5479 original_code. Fold expression argument of va_arg. Create
5480 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5481 argument to va_arg. Update calls to groktypename. Fold array
5482 index for offsetof. Verify that first argument to
5483 __builtin_choose_expr has integer type.
5484 (c_parser_postfix_expression_after_paren_type): Update calls to
5485 groktypename and build_compound_literal. Handle expressions with
5486 side effects in type name.
5487 (c_parser_postfix_expression_after_primary): Update call to
5488 c_parser_expr_list. Set original_code for calls to
5489 __builtin_constant_p.
5490 (c_parser_expr_list): Take extra parameter fold_p. Fold
5491 expressions if requested.
5492 (c_parser_objc_type_name): Update call to groktypename.
5493 (c_parser_objc_synchronized_statement): Fold expression.
5494 (c_parser_objc_receiver): Fold expression.
5495 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5496 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5497 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5498 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5499 (struct c_typespec): Add elements expr and expr_const_operands.
5500 (struct c_declspecs): Add elements expr and expr_const_operands.
5501 (groktypename, build_conditional_expr, build_compound_literal):
5503 (in_late_binary_op): Declare.
5504 * c-typeck.c (note_integer_operands): New function.
5505 (in_late_binary_op): New variable.
5506 (decl_constant_value_for_broken_optimization): Move to c-common.c
5507 and rename to decl_constant_value_for_optimization.
5508 (default_function_array_conversion): Do not strip nops.
5509 (default_conversion): Do not call
5510 decl_constant_value_for_broken_optimization.
5511 (build_array_ref): Do not fold result.
5512 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5513 result when operand is a VLA.
5514 (c_expr_sizeof_type): Update call to groktypename. Handle
5515 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5516 result when operand names a VLA type.
5517 (build_function_call): Update call to build_compound_literal.
5518 Only fold result for calls to __builtin_* functions. Strip
5519 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5520 the function designator.
5521 (convert_arguments): Fold arguments. Update call to
5522 convert_for_assignment.
5523 (build_unary_op): Handle increment and decrement of
5524 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5525 decrement earlier. Fold operand of increment and decrement.
5526 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5527 built for integer operand. Wrap returns that are INTEGER_CSTs
5528 without being integer constant expressions or that have integer
5529 constant operands without being INTEGER_CSTs.
5530 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5531 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5532 result is an integer constant expression or can be used in
5533 unevaluated parts of one and avoid folding and wrap as
5534 appropriate. Fold operands before possibly doing -Wsign-compare
5536 (build_compound_expr): Wrap result for C99 if operands can be used
5537 in integer constant expressions.
5538 (build_c_cast): Update call to digest_init. Do not ignore
5539 overflow from casting floating-point constants to integers. Wrap
5540 results that could be confused with integer constant expressions,
5541 null pointer constants or floating-point constants.
5542 (c_cast_expr): Update call to groktypename. Handle expressions
5543 included in type name.
5544 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5545 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5546 Update calls to convert_for_assignment.
5547 (convert_for_assignment): Take new parameter
5548 null_pointer_constant. Do not strip nops or call
5549 decl_constant_value_for_broken_optimization. Set
5550 in_late_binary_op for conversions to boolean.
5551 (store_init_value): Update call to digest_init.
5552 (digest_init): Take new parameter null_pointer_constant. Do not
5553 call decl_constant_value_for_broken_optimization. pedwarn for
5554 initializers not constant expressions. Update calls to
5555 convert_for_assignment.
5556 (constructor_nonconst): New.
5557 (struct constructor_stack): Add nonconst element.
5558 (really_start_incremental_init, push_init_level, pop_init_level):
5559 Handle constructor_nonconst and nonconst element.
5560 (set_init_index): Call constant_expression_warning for array
5562 (output_init_element): Fold value. Set constructor_nonconst as
5563 applicable. pedwarn for initializers not constant expressions.
5564 Update call to digest_init. Call constant_expression_warning
5565 where constant initializers are required.
5566 (process_init_element): Use c_save_expr.
5567 (c_finish_goto_ptr): Fold expression.
5568 (c_finish_return): Fold return value. Update call to
5569 convert_for_assignment.
5570 (c_start_case): Fold switch expression.
5571 (c_process_expr_stmt): Fold expression.
5572 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5573 ensure statement expression is not evaluated in constant expression.
5574 (build_binary_op): Track whether results are integer constant
5575 expressions or may occur in such, disable folding and wrap results
5576 as applicable. Fold operands for -Wsign-compare warnings unless
5578 (c_objc_common_truthvalue_conversion): Handle results folded to
5579 integer constants that are not integer constant expressions.
5580 * doc/extend.texi: Document when typeof operands are evaluated,
5581 that condition of __builtin_choose_expr is an integer constant
5582 expression, and more about use of __builtin_constant_p in
5585 2009-03-29 Richard Guenther <rguenther@suse.de>
5587 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5588 propagate addresses of array references.
5590 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5592 * regmove.c (perhaps_ends_bb_p): Remove.
5593 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5594 from INSN and check that the main loop stays within that basic block.
5595 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5596 (regmove_forward_pass): Split out from regmove_optimize. Use
5597 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5598 (regmove_backward_pass): Split out from regmove_optimize. Use
5599 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5600 (regmove_optimize): Simplify.
5602 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5605 * config/i386/i386.c (classify_argument): Ignore flexible array
5606 member in struct and warn ABI change.
5608 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5610 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5612 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5613 (ix86_adjust_cost): Updated.
5615 2009-03-29 Jan Hubicka <jh@suse.cz>
5618 * tree-pass.h (pass_cleanup_eh): New function.
5619 (remove_unreachable_regions): Break code handling RTL
5620 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5621 that can not be reached by runtime.
5622 (can_be_reached_by_runtime): New function.
5623 (label_to_region_map): New function.
5624 (num_eh_regions): New function.
5625 (rtl_remove_unreachable_regions): New function.
5626 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5627 (remove_eh_region): New function.
5628 * except.h: Include sbitmap and vecprim.
5629 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5630 num_eh_regions): Declare.
5631 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5632 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5633 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5634 (tree_empty_eh_handler_p): New function.
5635 (cleanup_empty_eh): New function.
5636 (cleanup_eh): New function.
5637 (pass_cleanup_eh): New function.
5639 2009-03-29 Jan Hubicka <jh@suse.cz>
5641 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5642 for removed regions.
5644 2009-03-29 Jan Hubicka <jh@suse.cz>
5646 * except.c (dump_eh_tree): Dump all datastructures.
5648 2009-03-29 Jan Hubicka <jh@suse.cz>
5650 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5651 (duplicate_eh_regions_1): Likewise.
5652 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5653 vector; call EH verification.
5654 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5655 Be ready for region being removed.
5657 2009-03-29 Jan Hubicka <jh@suse.cz>
5659 * bitmap.c (bitmap_last_set_bit): New function.
5660 * bitmap.h (bitmap_last_set_bit): Declare.
5662 2009-03-29 David Ayers <ayers@fsfe.org>
5665 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5666 by calling objc_compare_types and surpress warnings about
5667 incompatible C pointers that are compatible ObjC pointers.
5669 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5671 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5672 call initialize_inline_failed.
5673 (initialize_inline_failed): Move it from here ...
5674 * cgraph.c (initialize_inline_failed): ... to here.
5675 (cgraph_create_edge): Call initialize_inline_failed rather than
5676 setting inline_failed directly.
5678 2009-03-29 Ben Elliston <bje@au.ibm.com>
5681 * sysv4.opt (msdata): Improve comment.
5682 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5683 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5685 2009-03-29 Ben Elliston <bje@au.ibm.com>
5688 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5689 load and store attributes.
5691 2009-03-29 Ben Elliston <bje@au.ibm.com>
5693 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5694 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5695 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5696 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5697 __builtin_infq and __builtin_huge_valq.
5699 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5701 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5703 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5704 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5706 2009-03-28 Xinliang David Li <davidxl@google.com>
5708 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5709 (do_dbg_cnt): New function.
5711 2009-03-28 Jan Hubicka <jh@suse.cz>
5713 Merge from pretty-ipa:
5715 2009-03-27 Jan Hubicka <jh@suse.cz>
5717 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5718 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5719 * passes.c (function_called_by_processed_nodes_p): New.
5720 * ipa-pure-const.c (check_call): Fix handling of operands.
5721 (analyze_function): Dump debug output for skipped bodies.
5722 (local_pure_const): Use function_called_by_processed_nodes_p.
5723 * dwarf2out.c (reference_to_unused): Use output.
5724 * passes.c (do_per_function_toporder): Likewise.
5726 2008-11-12 Jan Hubicka <jh@suse.cz>
5728 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5729 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5730 state_set_in_source enum
5731 (check_decl): Ignore memory tags; do not set fake looping flags;
5733 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5734 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5735 (check_call, analyze_function): Rewrite.
5737 (add_new_function): Update call of analyze_function.
5738 (generate_summary): Add call of analyze_function.
5739 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5740 (local_pure_const): New function.
5741 (pass_local_pure_const): New pass.
5742 * ipa-inline.c (inline_transform): Set after_inlining.
5743 * tree-eh.c (stmt_can_throw_external): New.
5744 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5745 work with aliasing built.
5746 * tree-flow.h (stmt_can_throw_external): New.
5747 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5748 and local pure/const pass in early and late optimization queue.
5750 2009-03-28 Martin Jambor <mjambor@suse.cz>
5752 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5754 (fold_binary): Allow function decl aligment consideration is the
5755 second argument is integer constant one.
5756 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5757 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5758 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5760 2009-03-28 Jan Hubicka <jh@suse.cz>
5762 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5763 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5764 * function.h (rtl_data): Add nothrow flag.
5765 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5766 set DECL_NOTHROW for AVAILABLE functions.
5768 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5770 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5771 following vector keyword has expansion starting with pixel or bool
5772 keyword, expand vector to __vector and pixel or bool to __pixel or
5776 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5777 warn_if_disallowed_function_p): Removed.
5778 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5779 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5780 warning_if_disallowed_function_p.
5781 * flags.h (warn_if_disallowed_function_p,
5782 warn_disallowed_functions): Removed.
5783 * common.opt (Wdisallowed-function-list=): Removed.
5784 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5786 2009-03-28 Richard Guenther <rguenther@suse.de>
5788 PR tree-optimization/38723
5789 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5792 2009-03-28 Jan Hubicka <jh@suse.cz>
5794 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5795 test introduced by my previous patch.
5797 2009-03-28 Richard Guenther <rguenther@suse.de>
5799 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5800 the PHIs value undefined.
5802 2009-03-28 Jan Hubicka <jh@suse.cz>
5804 * tree-pass.h (pass_fixup_cfg): New pass.
5805 * ipa-inline.c (inline_transform): Set
5806 always_inline_functions_inlined/after_inlining.
5807 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5808 (pass_fixup_cfg): New pass.
5809 * passes.c (init_optimization_passes): Add fixup_cfg.
5811 2009-03-28 Richard Guenther <rguenther@suse.de>
5813 PR tree-optimization/38458
5814 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5815 argument use the arguments copy-of value.
5817 2009-03-28 Richard Guenther <rguenther@suse.de>
5819 PR tree-optimization/38180
5820 * tree-ssa-ccp.c (get_default_value): Simplify.
5821 (likely_value): Likewise.
5822 (surely_varying_stmt_p): Properly handle VOP case.
5823 (ccp_initialize): Likewise.
5824 (ccp_fold): Handle propagating through *&.
5825 (fold_const_aggregate_ref): Also handle decls.
5827 2009-03-28 Jan Hubicka <jh@suse.cz>
5829 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5830 * cgraph.h (cgraph_node): Likewise.
5831 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5832 (cgraph_reset_node): Use process flag.
5833 (cgraph_mark_functions_to_output): Likewise.
5834 (cgraph_expand_function): Likewise.
5835 (cgraph_expand_all_functions): Likewise.
5836 (cgraph_output_in_order): Likewise.
5837 * dwarf2out.c (reference_to_unused): Likewise.
5838 * passes.c do_per_function_toporder): Likewise.
5840 2009-03-28 Jan Hubicka <jh@suse.cz>
5842 Bring from lto-branch:
5844 2008-09-03 Doug Kwan <dougkwan@google.com>
5846 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5847 enums instead of reason strings.
5848 * cgraph.c (cgraph_create_edge): Same.
5849 (cgraph_inline_failed_string): New function.
5850 * cgraph.h (cgraph_inline_failed_t): New enum type.
5851 (cgraph_inline_failed_string): New prototype.
5852 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5853 char pointer to cgraph_inline_failed_t.
5854 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5855 (cgraph_default_inline_p): Ditto.
5856 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5857 to cgraph_inline_failed_t pointer.
5858 * cif-code.def: New file.
5859 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5861 (cgraph_check_inline_limits): Change type of REASON to pointer to
5862 cgraph_inline_failed_t. Replace reason strings with enums.
5863 (cgraph_default_inline_p): Ditto.
5864 (cgraph_recursive_inlining_p): Ditto.
5865 (update_caller_keys): Change type of FAILED_REASON to
5866 cgraph_inline_failed_t.
5867 (cgraph_set_inline_failed): Change type of REASON to pointer to
5868 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5869 convert enums to strings for text output.
5870 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5871 to be of type cgraph_inline_failed_t. Replace reason strings with
5872 enums. Call cgraph_inline_failed_string to covert enums
5873 to strings for text output.
5874 (cgraph_decide_inlining): Replace reason strings with enums.
5875 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5876 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5878 * tree-inline.c (expand_call_inline): Change type of REASON
5879 to cgraph_inline_failed_t. Replace reason strings with enums.
5880 Call cgraph_inline_failed_string for text output.
5881 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5884 2009-03-28 Jan Hubicka <jh@suse.cz>
5886 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5887 cgraph_clone_node): Remove master clone handling.
5888 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5889 * cgraph.h (master_clone): Remove.
5890 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5891 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5892 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5894 2009-03-28 Jan Hubicka <jh@suse.cz>
5896 * cgraph.c (cgraph_function_body_availability): Functions declared
5897 inline are always safe to assume that it is not going to be replaced.
5899 2009-03-28 Richard Guenther <rguenther@suse.de>
5901 PR tree-optimization/38513
5902 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5903 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5904 EXC_PTR_EXPR and FILTER_EXPR.
5905 (get_ref_from_reference_ops): Likewise.
5907 2009-03-28 Richard Guenther <rguenther@suse.de>
5909 PR tree-optimization/38968
5910 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5911 Use FLOOR_MOD_EXPR to compute misalignment.
5913 2009-03-28 Richard Guenther <rguenther@suse.de>
5915 PR tree-optimization/37795
5916 * tree.h (combine_comparisons): Declare.
5917 * fold-const.c (combine_comparisons): Export.
5918 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5920 (ifcombine_iforif): Use combine_comparisons.
5922 2009-03-28 Jan Hubicka <jh@suse.cz>
5924 * tree-eh.c (inlinable_call_p): New function.
5925 (make_eh_edges): Use it.
5926 (verify_eh_edges): Use it.
5927 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5928 * except.c (reachable_next_level): Add inlinable_function argument
5929 (sjlj_find_directly_reachable_regions): Update.
5930 (add_reachable_handler): Do not set saw_any_handlers.
5931 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5932 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5933 Add new inlinable call parameter.
5934 (can_throw_internal, can_throw_external): Update.
5935 * except.h (can_throw_internal_1, can_throw_external_1,
5936 foreach_reachable_handler): Update declaration.
5938 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5940 * config/arm/t-arm-coff, config/h8300/coff.h,
5941 config/i386/i386-aout.h, config/i386/i386-coff.h,
5942 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5943 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5944 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5945 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5946 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5947 sys-types.h: Remove.
5948 * Makefile.in: Remove protoize and fixproto support and references
5950 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5951 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5953 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5954 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5955 unprotoize$(exeext).
5956 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5957 (.PHONY): Don't depend on proto.
5958 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5959 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5960 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5961 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5962 build/gen-protos.o, build/scan.o, xsys-protos.h,
5963 build/fix-header$(build_exeext), build/fix-header.o,
5964 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5965 stmp-install-fixproto): Remove.
5966 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5967 SYSCALLS.c or fixproto files.
5968 (install-common): Don't install protoize.
5969 (install-headers-tar, install-headers-cpio, install-headers-cp):
5970 Don't depend on $(STMP_FIXPROTO).
5971 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5972 install fixproto files or write out fixproto settings.
5973 (uninstall): Don't uninstall protoize.
5974 * config.gcc (use_fixproto): Remove.
5975 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5976 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5977 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5978 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5979 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5980 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5981 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5982 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5983 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5984 * config/t-vxworks (STMP_FIXPROTO): Remove.
5985 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5986 STMP_FIXPROTO): Remove.
5987 * config.in, configure: Regenerate.
5988 * crtstuff.c (gid_t, uid_t): Don't undefine.
5989 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5990 (arm-*-coff, arm-*-aout: Remove target entries.
5991 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5992 Remove mention of AIX 4.1.
5993 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5994 * doc/invoke.texi (Running Protoize): Remove.
5995 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5996 (Protoize Caveats): Remove.
5997 * tsystem.h: Update comments on headers assumed to exist.
5999 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6001 * genautomata.c: Add a new year to the copyright. Add a new
6003 (struct insn_reserv_decl): Add comments for member bypass_list.
6004 (find_bypass): Remove.
6005 (insert_bypass): New.
6006 (process_decls): Use insert_bypass.
6007 (output_internal_insn_latency_func): Output all bypasses with the
6008 same input insn in one switch case.
6010 * rtl.def (define_bypass): Describe bypass choice.
6011 * doc/md.texi (define_bypass): Ditto.
6013 2009-03-27 Richard Guenther <rguenther@suse.de>
6015 * gimplify.c (mark_addressable): Export.
6016 * tree-flow.h (mark_addressable): Declare.
6017 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6018 * tree-ssa.c (verify_phi_args): Verify that address taken
6019 variables have TREE_ADDRESSABLE set.
6021 2009-03-27 Richard Guenther <rguenther@suse.de>
6023 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6024 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6025 Do not mark decls TREE_ADDRESSABLE.
6026 (build_fold_addr_expr): Adjust.
6027 (fold_addr_expr): Remove.
6028 (fold_unary): Use build_fold_addr_expr.
6029 (fold_comparison): Likewise.
6030 (split_address_to_core_and_offset): Likewise.
6031 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6033 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6034 (gimplify_modify_expr_to_memcpy): Mark source and destination
6036 * omp-low.c (create_omp_child_function): Mark the object decl
6038 (lower_rec_input_clauses): Mark the var we take the address of
6040 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6042 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6045 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6046 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6048 2009-03-27 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/39120
6051 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6053 (handle_lhs_call): Process return constraints. Add escape
6054 constraints if necessary.
6055 (handle_const_call): Fill out return constraints. Make nested
6056 case more precise. Avoid consttmp if possible.
6057 (handle_pure_call): Fill out return constraints. Avoid
6058 callused if possible.
6059 (find_func_aliases): Simplify call handling.
6061 2009-03-27 Richard Guenther <rguenther@suse.de>
6063 PR tree-optimization/39120
6064 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6065 as a representative.
6066 (solve_graph): Do propagate CALLUSED.
6067 (handle_pure_call): Use a scalar constraint from CALLUSED for
6069 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6072 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6075 * c-common.c (handle_aligned_attribute): Properly check alignment
6076 overflow. Use (1U << i) instead of (1 << i).
6078 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6080 * expr.h (get_mem_align_offset): Updated.
6082 * tree.h (tree_decl_common): Change align to "unsigned int" and
6083 move it before pointer_alias_set.
6085 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6086 Jakub Jelinek <jakub@redhat.com>
6089 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6090 gr_register_operand with gr_reg_or_0_operand.
6091 (cmpxchg_rel_di): Likewise.
6092 (sync_lock_test_and_set<mode>): Likewise.
6094 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6096 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6097 (true_regnum): Likewise.
6099 * rtlanal.c (subreg_info): Moved to ...
6100 * rtl.h (subreg_info): Here. New.
6101 (subreg_get_info): New.
6103 * rtlanal.c (subreg_get_info): Make it extern.
6105 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6108 * config/i386/i386.c (ix86_abi): New.
6109 (override_options): Handle -mabi=.
6110 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6111 (ix86_call_abi_override): Likewise.
6112 (init_cumulative_args): Likewise.
6113 (function_arg_advance): Likewise.
6114 (function_arg_64): Likewise.
6115 (function_arg): Likewise.
6116 (ix86_pass_by_reference): Likewise.
6117 (ix86_function_value_regno_p): Likewise.
6118 (ix86_build_builtin_va_list_abi): Likewise.
6119 (setup_incoming_varargs_64): Likewise.
6120 (is_va_list_char_pointer): Likewise.
6121 (ix86_init_machine_status): Likewise.
6122 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6123 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6124 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6125 (ix86_function_abi): Make it static and return enum calling_abi.
6126 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6128 (ix86_fn_abi_va_list): Updated.
6130 * config/i386/i386.h (ix86_abi): New.
6131 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6132 (CONDITIONAL_REGISTER_USAGE): Likewise.
6133 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6134 (machine_function): Likewise.
6136 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6138 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6139 (STACK_BOUNDARY): Likewise.
6140 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6142 * config/i386/i386.opt (mabi=): New.
6144 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6145 return enum calling_abi.
6146 (ix86_function_type_abi): Likewise.
6147 (ix86_function_abi): Removed.
6149 * doc/invoke.texi: Document -mabi= option for x86.
6151 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6153 * builtins.c (real_dconstp): Delete.
6154 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6156 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6157 Jakub Jelinek <jakub@redhat.com>
6160 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6161 (gen_subprogram_die): When a function is explicit, generate the
6162 DW_AT_explicit attribute.
6163 * langhooks.h (struct lang_hooks_for_decls): Add
6164 function_decl_explicit_p langhook.
6165 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6166 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6168 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6170 * builtins.c (fold_builtin_memory_op): Optimize memmove
6171 into memcpy if we can prove source and destination don't overlap.
6173 * tree-inline.c: Include gt-tree-inline.h.
6174 (clone_fn_id_num): New variable.
6175 (clone_function_name): New function.
6176 (tree_function_versioning): Use it.
6177 * Makefile.in (GTFILES): Add tree-inline.c.
6179 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6181 * BASE-VER: Change to 4.5.0.
6183 2009-03-27 Xinliang David Li <davidxl@google.com>
6185 PR tree-optimization/39557
6186 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6188 2009-03-27 Xinliang David Li <davidxl@google.com>
6190 PR tree-optimization/39548
6191 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6194 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6196 * c-common.c (pointer_int_sum): Use %wd on return from
6199 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6201 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6202 on return from tree_low_cst.
6204 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6207 * ginclude/stdarg.h (va_copy): Define also for
6208 __GXX_EXPERIMENTAL_CXX0X__.
6210 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6213 * builtins.h (c_strlen): Do not warn here.
6214 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6215 * c-common.c (pointer_int_sum): Take an explicit location.
6216 Warn about offsets out of bounds.
6217 * c-common.h (pointer_int_sum): Adjust declaration.
6219 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6221 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6224 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6227 * opts.c (warn_if_disallowed_function_p): Don't assume
6228 get_callee_fndecl must return non-NULL.
6230 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6232 PR rtl-optimization/39522
6233 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6234 when reg_reloaded_valid is set.
6236 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6238 * config/spu/divv2df3.c: New file.
6239 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6240 (DPBIT_FUNCS): Filter out _div_df.
6242 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6244 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6245 a jump insn, count that jump in the distance to the loop start.
6247 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6250 * config/sh/sh.c (calc_live_regs): Fix condition for global
6251 registers except PIC_OFFSET_TABLE_REGNUM.
6253 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6256 * doc/invoke.texi (-mconsole): New.
6260 (-mnop-fun-dllimport): New.
6264 (sub section "i386 and x86-64 Windows Options"): New.
6266 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6268 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6269 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6271 2009-03-25 Richard Guenther <rguenther@suse.de>
6274 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6277 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6279 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6280 neither of haifa/selective schedulers are working.
6282 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6284 * doc/invoke.texi (Debugging Options): Fix description of
6285 -fno-merge-debug-strings.
6287 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6289 * config/cris/libgcc.ver: New version-script.
6290 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6292 * configure.ac <GAS features, nop mnemonic>: Add pattern
6293 crisv32-*-* for "nop".
6294 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6295 * configure: Regenerate.
6297 2009-03-24 Ira Rosen <irar@il.ibm.com>
6299 PR tree-optimization/39529
6300 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6301 mark_sym_for_renaming for the tag copied to the new vector
6304 2009-03-24 Arthur Loiret <aloiret@debian.org>
6306 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6307 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6308 EXTRA_SPEC_FUNCTIONS.
6309 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6310 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6311 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6312 -march and -mtune options.
6314 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6316 * config/m68k/t-rtems: Add m5329 multilib.
6318 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6319 Jakub Jelinek <jakub@redhat.com>
6322 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6325 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6328 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6329 instead of c_parser_expression_conv, if original_code isn't one of the
6330 4 allowed comparison codes, fail.
6332 2009-03-23 Richard Guenther <rguenther@suse.de>
6334 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6335 * tree.h (struct tree_type): Likewise.
6336 * reload.h (struct insn_chain): Likewise.
6337 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6338 * function.h (struct function): Likewise.
6339 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6341 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6343 PR tree-optimization/39516
6344 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6346 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6348 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6349 should be set true if BITS_PER_WORD of target is bigger than 32
6351 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6353 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6354 Translate -B-options to -rpath-link. Correct existing
6355 rpath-link and conditionalize on !nostdlib.
6357 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6359 * doc/extend.texi (Function Attributes, Variable Attributes):
6361 * doc/invoke.texi (Debugging Options, Optimize Options)
6362 (i386 and x86-64 Options, MCore Options): Likewise.
6364 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6367 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6368 it for block local namespace aliases.
6369 (gen_decl_die): Pass context_die to gen_namespace_die.
6371 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6374 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6375 minimum or maximum value.
6377 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6379 * reginfo.c (globalize_reg): Recompute derived reg sets.
6381 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6384 * libgcc2.c (mprotect): Do not use signed arguments for
6385 VirtualProtect, use DWORD arguments. Also fix the 'may
6386 be used uninitialized' warning for the np variable.
6388 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6391 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6392 functions using regparm calling conventions when not optimizing.
6393 (ix86_function_sseregparm): Similarly for sseregparm calling
6396 2009-03-19 Li Feng <nemokingdom@gmail.com>
6399 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6400 dependence if the first conflict is after niter iterations.
6402 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6405 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6406 functions with dynamic stack-pointer adjustments.
6408 2009-03-19 Ben Elliston <bje@au.ibm.com>
6410 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6411 option; change to -msdata=data.
6413 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6415 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6418 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6421 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6423 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6425 * doc/invoke.texi (Code Gen Options): Expand discussion of
6428 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6430 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6431 * matrix-reorg.c (struct matrix_info): Likewise.
6432 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6433 * rtl.h (struct mem_attrs): Likewise.
6434 * df.h (struct df): Likewise.
6435 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6436 * ira-int.h (struct ira_allocno): Likewise.
6437 * df-scan.c (struct df_collection_rec): Likewise.
6438 * ira.c (struct equivalence): Likewise.
6439 * function.c (struct temp_slot): Likewise.
6440 * cfgloop.h (struct loop): Likewise.
6443 * function.c (use_register_for_decl): When not optimizing, disregard
6444 register keyword for variables with types containing methods.
6446 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6449 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6450 (is_simple_operand): Call contains_component_ref_p before calling data
6451 reference analysis that would fail on COMPONENT_REFs.
6453 * tree-vrp.c (search_for_addr_array): Fix formatting.
6455 2009-03-18 Richard Guenther <rguenther@suse.de>
6457 * tree-vect-transform.c (vect_loop_versioning): Fold the
6458 generated comparisons.
6459 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6460 (slpeel_tree_peel_loop_to_edge): Likewise.
6462 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6465 * opts.c (print_specific_help): In addition to `undocumented',
6466 accept `separate' and `joined' flags if passed alone. Describe
6467 output by the first matched one of those.
6468 (common_handle_option): Skip over empty strings.
6469 * gcc.c (display_help): Fix help string for `--help='.
6470 * doc/invoke.texi (Option Summary, Overall Options): With
6471 `--help=', classes and qualifiers can both be repeated, but
6472 only the latter can be negated. One should not pass only
6473 negated qualifiers. Fix markup and examples.
6476 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6478 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6479 and -fhelp=separate.
6481 2009-03-17 Jing Yu <jingyu@google.com>
6484 * function.h (struct rtl_data): Move is_thunk from here...
6485 (struct function): ...to here.
6486 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6487 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6489 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6491 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6492 (alpha_output_function_end_prologue): Likewise.
6493 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6494 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6495 (rs6000_output_function_epilogue): Likewise.
6496 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6498 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6501 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6502 from different units in a single alternative.
6503 (*truncdfsf_i387): Ditto.
6504 (*truncxfsf2_mixed): Ditto.
6505 (*truncxfdf2_mixed): Ditto.
6507 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6509 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6510 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6513 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6514 unused non-artificial variables when not optimizing.
6517 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6518 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6519 NAMESPACE_DECL in its DECL_INITIAL.
6522 * optabs.c (set_user_assembler_libfunc): New function.
6523 * expr.h (set_user_assembler_libfunc): New prototype.
6524 * c-common.c: Include libfuncs.h.
6525 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6526 for memcmp, memset, memcpy, memmove and abort.
6527 * Makefile.in (c-common.o): Depend on libfuncs.h.
6530 * dwarf2out.c (gen_inlined_enumeration_type_die,
6531 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6532 gen_tagged_type_instantiation_die): Removed.
6533 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6536 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6539 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6541 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6542 (check-parallel-%): Ditto.
6543 (check-consistency): Ditto.
6545 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6547 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6548 local variable rhs by NULL_TREE.
6550 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6553 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6555 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6558 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6560 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6563 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6564 for ms->sysv ABI calls only in 64bit mode.
6566 * config/i386/i386.md (untyped_call): Support 32bit.
6568 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6570 * doc/extend.texi: Replace x86_65 with x86_64.
6572 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6574 PR tree-optimization/39455
6575 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6576 mismatches for POINTER_TYPE_P (type).
6577 (number_of_iterations_le): Likewise.
6579 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6581 * config/picochip/picochip.c: Removed profiling support.
6582 * config/picochip/picochip.md: Removed profiling instruction.
6583 * config/picochip/picochip.h: Removed profiling builtin.
6585 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6587 * doc/install.texi (--with-host-libstdcxx): Document.
6589 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6592 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6593 generate a warning if the function name does not begin with
6594 "__vector" and the function has either the 'signal' or 'interrupt'
6595 attribute, from here to ...
6596 (avr_declare_function_name): ...here. New function.
6597 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6598 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6600 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6603 * cse.c (fold_rtx): Don't modify original const_arg1 when
6604 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6605 separate variable instead.
6606 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6607 from out of range shift counts.
6608 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6610 2009-03-13 Catherine Moore <clm@codesourcery.com>
6612 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6613 diagnostic.h with $(DIAGNOSTIC_H).
6615 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6618 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6620 * config/i386/sync.md (sync_compare_and_swap<mode>,
6621 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6622 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6624 (sync_double_compare_and_swapdi_pic,
6625 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6626 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6628 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6631 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6633 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6636 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6637 (avx_addsubv4df3): Likewise.
6638 (*avx_addsubv4sf3): Likewise.
6639 (sse3_addsubv4sf3): Likewise.
6641 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6644 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6646 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6649 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6650 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6651 registers for allocnos created from user-defined variables.
6653 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6656 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6657 of non-integer mode as well.
6659 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6661 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6662 for functions for which the parameter types are unknown.
6664 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6667 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6668 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6669 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6670 * config/i386/i386.c (ix86_local_alignment): For
6671 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6672 long long variables on the stack to avoid dynamic realignment.
6673 Allow the first argument to be a decl rather than type.
6674 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6676 2009-03-11 Nick Clifton <nickc@redhat.com>
6679 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6681 Add description to mno-lsim option.
6682 * config/mcore/mcore.h: Remove comment about deprecated m4align
6684 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6685 * doc/invoke.texi: Add description of mno-lsim and
6686 mstack-increment options.
6688 * config/fr30/fr30.opt: Document the -mno-lsim option.
6689 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6690 and -mno-lsim options.
6692 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6694 * fold-const.c (fold_comparison): Only call fold_inf_compare
6695 if the mode supports infinities.
6697 2009-03-11 Jason Merrill <jason@redhat.com>
6700 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6701 end already did. Notice GIMPLE_CALL modifications of the result.
6702 Don't copy debug information from an ignored decl or a decl from
6705 2009-03-10 Richard Guenther <rguenther@suse.de>
6706 Nathan Froyd <froydnj@codesourcery.com>
6709 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6710 (__divMODE3): Likewise.
6712 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6714 PR tree-optimization/39394
6715 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6716 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6718 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6720 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6721 inline asms for register asm ("") declarations.
6723 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6725 * fold-const.c (fold_unary): Fix comment.
6727 2009-03-07 Jan Hubicka <jh@suse.cz>
6730 * tree-inline.c (setup_one_parameter): Do replacement of const
6731 argument by constant in SSA form.
6733 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6736 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6737 determine alignment passed to assign_stack_local.
6738 (assign_parms_unsplit_complex): Likewise.
6739 * except.c (sjlj_build_landing_pads): Likewise.
6741 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6744 * tree-flow.h (add_referenced_var): Return bool instead of void.
6745 * tree-dfa.c (add_referenced_var): Return result of
6746 referenced_var_check_and_insert call.
6747 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6748 of referenced_var_check_and_insert.
6751 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6752 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6753 DIE, don't emit it if abstract origin already has it.
6754 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6755 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6757 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6759 * genpreds.c (needs_variable): Fix parentheses at variable name
6761 (write_tm_constrs_h): Indent generated code.
6763 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6765 * doc/extend.texi (Function Attributes): Add documentation
6768 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6771 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6772 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6774 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6776 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6779 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6782 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6783 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6785 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6787 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6788 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6789 constants instead of magic numbers.
6790 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6792 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6793 (x86_64_ms_abi_int_parameter_registers): Ditto.
6794 (x86_64_int_return_registers): Ditto.
6795 (ix86_maybe_switch_abi): Ditto.
6796 (ix86_expand_call): Ditto for clobbered_registers array.
6797 (ix86_hard_regno_mode_ok): Ditto.
6798 (x86_extended_QIreg_mentioned_p): Ditto.
6800 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6802 PR tree-optimization/39349
6803 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6805 * combine.c (gen_lowpart_for_combine): Use omode when generating
6808 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6810 PR rtl-optimization/39235
6811 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6813 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6815 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6817 2009-03-04 Richard Guenther <rguenther@suse.de>
6819 PR tree-optimization/39362
6820 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6821 that occur in abnormal PHIs should be varying.
6823 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6825 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6827 (simple_iv): Take loop as an argument instead of statement.
6828 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6829 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6831 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6833 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6834 * matrix-reorg.c (analyze_transpose): Ditto.
6835 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6836 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6837 * tree-predcom.c (ref_at_iteration): Ditto.
6838 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6840 2009-03-04 Richard Guenther <rguenther@suse.de>
6842 PR tree-optimization/39358
6843 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6844 escaped_id and callused_id.
6845 (solve_graph): Likewise.
6847 2009-03-04 Richard Guenther <rguenther@suse.de>
6849 PR tree-optimization/39339
6850 * tree-sra.c (try_instantiate_multiple_fields): Make it
6851 no longer ICE on the above.
6853 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6855 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6856 that fits within Pmode.
6858 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6861 * tm.texi (LIBCALL_VALUE): Update description.
6863 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6866 * doc/extend.texi (section): Update description.
6868 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6871 * tree-inline.c (remapped_type): New.
6872 (can_be_nonlocal): Call remapped_type instead of remap_type.
6874 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6877 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6878 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6880 2009-03-03 Richard Guenther <rguenther@suse.de>
6883 * tree.c (tree_nonartificial_location): New function.
6884 * tree.h (tree_nonartificial_location): Declare.
6885 * builtins.c (expand_builtin_memory_chk): Provide location
6886 of the call location for artificial function pieces.
6887 (maybe_emit_chk_warning): Likewise.
6888 (maybe_emit_sprintf_chk_warning): Likewise.
6889 (maybe_emit_free_warning): Likewise.
6890 * expr.c (expand_expr_real_1): Likewise.
6892 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6894 PR tree-optimization/39343
6895 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6896 COMPONENT_REF t has ARRAY_TYPE.
6898 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6901 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6902 when the type precision of the induction variable should be
6903 larger than the type precision of nit.
6904 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6905 * graphite.c (graphite_loop_normal_form): Same.
6906 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6908 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6910 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6911 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6912 numbers to describe clobbered registers.
6913 (*call_value_0_rex64_ms_sysv): Ditto.
6914 * config/i386/mmx.md (mmx_emms): Ditto.
6917 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6919 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6922 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6924 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6925 (spu_section_type_flags): New function.
6927 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6929 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6930 reg_class_contents of FLOAT_REGS into a temporary.
6932 2009-03-02 Richard Guenther <rguenther@suse.de>
6933 Ira Rosen <irar@il.ibm.com>
6935 PR tree-optimization/39318
6936 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6937 information to the vectorized statement.
6939 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6942 variable. Use defined names instead of magic constants for REX SSE
6945 2009-03-01 Richard Guenther <rguenther@suse.de>
6947 PR tree-optimization/39331
6948 * omp-low.c (lower_send_shared_vars): Do not receive new
6949 values for the reference of DECL_BY_REFERENCE parms or results.
6951 2009-03-01 Jan Hubicka <jh@suse.cz>
6954 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6955 BLOCK_NONLOCALIZED_VAR): New macros.
6956 (tree_block): Add nonlocalized_vars.
6957 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6958 gen_decl_die): Add origin argument. Allow generation of die with
6959 origin at hand only.
6960 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6961 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6963 (gen_block_die): Fix checking for unused blocks.
6964 (process_scope_var): Break out from .... ; work with origins only.
6965 (decls_for_scope) ... here; process nonlocalized list.
6966 (dwarf2out_ignore_block): Look for nonlocalized vars.
6967 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6969 (dump_scope_block): Dump them.
6970 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6971 (remap_block): Likewise.
6972 (can_be_nonlocal): New predicate.
6973 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6975 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6977 * configure: Regenerate.
6979 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6981 * optc-gen.awk: No need to duplicate option flags twice.
6982 Reuse help texts for duplicate options which do not have any.
6984 * gcc.c (display_help): Document --version.
6986 * gcc.c (main): If print_help_list and verbose_flag, ensure
6987 driver output comes before subprocess output.
6989 * optc-gen.awk: Assign all remaining fields to help string,
6990 space-separated, for multi-line help in *.opt.
6992 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6993 -Wno-pedantic-ms-format is for MinGW targets only.
6995 * doc/options.texi (Option file format): Fix bad indentation,
6996 restoring dropped sentence.
6998 2009-02-28 Jan Hubicka <jh@suse.cz>
7000 * tree-inline.c (tree_function_versioning): Output debug info.
7002 2009-02-28 Jan Hubicka <jh@suse.cz>
7005 * tree-inline.c (setup_one_parameter): Do not copy propagate
7006 arguments when not optimizing.
7008 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7011 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7012 (avx_addsubv4df3): Likewise.
7013 (*avx_addsubv4sf3): Likewise.
7014 (sse3_addsubv4sf3): Likewise.
7015 (*avx_addsubv2df3): Likewise.
7016 (sse3_addsubv2df3): Likewise.
7017 (avx_unpckhps256): Correct item selectors.
7018 (avx_unpcklps256): Likewise.
7019 (avx_unpckhpd256): Likewise.
7020 (avx_unpcklpd256): Likewise.
7022 2009-02-28 Jan Hubicka <jh@suse.cz>
7024 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7026 (copy_arguments_for_versioning): If var is declared don't declare it.
7027 (tree_function_versioning): First setup substitutions and then copy
7030 2009-02-27 Jan Hubicka <jh@suse.cz>
7033 * cgraph.h (varpool_output_debug_info): Remove.
7034 * cgraphunit.c (varpool_output_debug_info): Remove.
7035 * dwarf2out.c (deferred_locations_struct): New struct
7036 (deferred_locations): New type.
7037 (deferred_locations_list): New static var.
7038 (deffer_location): New function.
7039 (gen_variable_die): Use it.
7040 (decls_for_scope): Output info on local static vars.
7041 (dwarf2out_finish): Process deferred locations.
7042 * varpool.c (varpool_output_debug_info): Remove.
7044 2009-02-27 Jan Hubicka <jh@suse.cz>
7047 * tree.h (TREE_PROTECTED): Fix comment.
7048 (BLOCK_HANDLER_BLOCK): Remove.
7049 (struct tree_block): Remove handler_block add body_block.
7050 (inlined_function_outer_scope_p): New.
7051 (is_body_block): Remove.
7052 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7053 * dwarf2out.c (is_inlined_entry_point): Remove.
7054 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7055 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7057 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7058 * gimplify.c (gimplify_expr): Gimplify body blocks.
7059 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7060 block with multiple subblocks.
7061 (dump_scope_block): Prettier output; dump more flags and info.
7062 (dump_scope_blocks): New.
7063 (remove_unused_locals): Use dump_scope_blocks.
7064 * tree-flow.h (dump_scope_blocks): Declare.
7065 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7066 * stmt.c (is_body_block): Remove.
7067 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7068 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7070 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7073 * graphite.c (graphite_loop_normal_form): Do not call
7074 number_of_iterations_exit from a gcc_assert.
7076 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7078 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
7079 jumps if COND is NULL.
7080 (find_cond_jump): New function.
7081 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7082 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
7084 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7086 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7087 force_const_mem returns NULL_RTX.
7089 2009-02-26 Jan Hubicka <jh@suse.cz>
7092 * cgraph.h (varpool_output_debug_info): Remove.
7093 * cgraphunit.c (varpool_output_debug_info): Remove.
7094 * dwarf2out.c (deferred_locations_struct): New struct
7095 (deferred_locations): New type.
7096 (deferred_locations_list): New static var.
7097 (deffer_location): New function.
7098 (gen_variable_die): Use it.
7099 (decls_for_scope): Output info on local static vars.
7100 (dwarf2out_finish): Process deferred locations.
7101 * varpool.c (varpool_output_debug_info): Remove.
7103 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7105 PR rtl-optimization/39241
7106 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7107 to subreg_offset_representable_p.
7109 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7111 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7112 execute function prototype. Get f and nregs from max_reg_num
7113 and get_insns. Remove the first backward pass as it's dead,
7114 guard the forward pass by flag_expensive_optimizations.
7115 (rest_of_handle_regmove): Delete.
7116 (pass_regmove): Replace it with regmove_optimize.
7118 2009-02-25 Martin Jambor <mjambor@suse.cz>
7120 PR tree-optimization/39259
7121 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7122 calls_alloca function flags.
7123 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7126 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7128 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7129 flags_set_1_rtx, flags_set_1_set): Delete.
7130 (regmove_optimize): Do not call mark_flags_life_zones.
7132 2009-02-24 Julian Brown <julian@codesourcery.com>
7135 * config/arm/arm.c (require_pic_register): Only set
7136 cfun->machine->pic_reg once per function.
7138 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7140 * doc/invoke.texi (Link Options): Document an easier way to pass
7141 options that take arguments to the GNU linker using -Xlinker and -Wl.
7143 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7146 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7148 2009-02-24 Richard Guenther <rguenther@suse.de>
7151 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7153 2009-02-24 Richard Guenther <rguenther@suse.de>
7154 Zdenek Dvorak <ook@ucw.cz>
7156 PR tree-optimization/39233
7157 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7158 from converting them to a generic type.
7160 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7162 PR tree-optimization/39260
7163 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7164 contains a condition with a real type.
7165 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7167 2009-02-23 Jason Merrill <jason@redhat.com>
7170 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7171 narrowing_initializer_constant_valid_p.
7172 (narrowing_initializer_constant_valid_p): Don't return
7173 null_pointer_node for adding a pointer to itself.
7175 2009-02-23 Jan Hubicka <jh@suse.cz>
7178 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7181 2009-02-23 Jan Hubicka <jh@suse.cz>
7183 PR tree-optimization/37709
7184 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7185 * tree.h (block_ultimate_origin): Declare.
7186 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7187 * tree-ssa-live.c (remove_unused_scope_block_p):
7188 Eliminate blocks containig no instructions nor live variables nor
7190 (dump_scope_block): New function.
7191 (remove_unused_locals): Enable removal of dead blocks by default;
7192 enable dumping at TDF_DETAILS.
7194 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7196 * config/i386/i386.c (classify_argument): Don't allow COImode
7198 (function_arg_advance_32): Don't allow OImode.
7199 (function_arg_32): Likewise.
7200 (function_value_32): Likewise.
7201 (return_in_memory_32): Likewise.
7202 (function_arg_64): Remove OImode comment.
7204 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7207 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7208 ix86_expand_vector_set for V4DImode in 64bit mode only.
7209 (ix86_expand_vector_init_one_var): Likewise.
7211 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7213 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7215 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7218 * loop-iv.c: Revert last change.
7219 * emit-rtl.c: Likewise.
7221 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7224 * config/i386/i386.c (type_natural_mode): Remove an extra
7225 space in the warning message.
7226 (function_value_32): Handle 32-byte vector modes.
7227 (return_in_memory_32): Likewise.
7229 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7231 * loop-iv.c (truncate_value): New function.
7232 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7234 (lowpart_subreg): Move to...
7235 * emit-rtl.c: ...here.
7237 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7239 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7240 accidental and undocumented change at revision 140860.
7242 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7244 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7245 take gimple_seq * arguments.
7246 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7247 types_compatible_p langhook.
7249 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7250 Joseph Myers <joseph@codesourcery.com>
7252 * config/arm/arm.c (arm_builtin_va_list): New function.
7253 (arm_expand_builtin_va_start): Likewise.
7254 (arm_gimplify_va_arg_expr): Likewise.
7255 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7256 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7257 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7258 (va_list_type): New variable.
7259 (arm_mangle_type): Mangle va_list_type appropriately.
7261 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7264 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7265 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7266 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7267 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7268 parameter to 1000 for -O1 by default.
7269 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7271 * loop-invariant.c: Include params.h.
7272 (move_loop_invariants): Don't call move_single_loop_invariants on
7275 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7277 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7278 offset when calculating bounds for indexing stack_usage_map. Fixes
7279 a buffer overflow with certain target setups.
7281 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7284 * calls.c (expand_call): Clear try_tail_call if caller and callee
7285 disagree in promotion of function return value.
7287 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7290 * c-common.c (c_determine_visibility): If visibility changed and
7291 DECL_RTL has been already set, call make_decl_rtl to update symbol
7294 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7297 * varasm.c (assemble_variable): Don't check DECL_NAME when
7298 globalizing a variable.
7300 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7303 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7304 expression before any __builtin_trap call.
7305 * c-typeck.c (build_function_call): Convert and check function
7306 arguments before generating a call to a trap. Evaluate the
7307 function arguments before the trap.
7309 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7312 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7313 (UNSPEC_FXAM_MEM): New unspec.
7314 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7315 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7316 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7318 2009-02-19 Richard Guenther <rguenther@suse.de>
7320 PR tree-optimization/39207
7321 PR tree-optimization/39074
7322 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7323 storedanything_tree): New.
7324 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7325 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7326 (build_succ_graph): Add edges from STOREDANYTHING to all
7328 (init_base_vars): Initialize STOREDANYTHING.
7329 (compute_points_to_sets): Free substitution info after
7330 building the succ graph.
7331 (ipa_pta_execute): Likewise.
7333 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7335 (do_ds_constraint): Do not add to special var or non-pointer
7337 (type_could_have_pointers): Split out from ...
7338 (could_have_pointers): ... here. For arrays use the element type.
7339 (create_variable_info_for): Initialize may_have_pointers.
7340 (new_var_info): Likewise.
7341 (handle_lhs_call): Make the HEAP variable unknown-sized.
7342 (intra_create_variable_infos): Use a type with pointers for
7343 PARM_NOALIAS, make it unknown-sized.
7345 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7348 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7350 2009-02-18 Jason Merrill <jason@redhat.com>
7353 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7354 value if DECL_EXTERNAL.
7355 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7356 * target.h (gcc_target::binds_local_p): Clarify "module".
7357 * tree.h (TREE_PUBLIC): Clarify "module".
7359 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7362 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7363 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7365 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7368 * c.opt (Wabi): Support C and ObjC.
7371 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7373 * config/i386/i386.c (classify_argument): Warn once about the ABI
7374 change when passing union with long double.
7376 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7378 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7381 * c-parser.c (c_parser_compound_statement): Always enter and leave
7384 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7387 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7389 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7391 PR tree-optimization/36922
7392 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7393 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7396 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7398 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7401 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7403 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7405 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7407 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7410 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7411 Richard Sandiford <rdsandiford@googlemail.com>
7413 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7414 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7415 (loongson_biadd): ...this.
7417 2009-02-17 Richard Guenther <rguenther@suse.de>
7419 PR tree-optimization/39202
7420 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7421 a var make sure to follow existing collapses.
7423 2009-02-17 Richard Guenther <rguenther@suse.de>
7426 * langhooks.c (lhd_print_error_function): Check for NULL block.
7428 2009-02-17 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/39204
7431 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7434 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7436 * config/soft-fp/double.h: Update from glibc CVS.
7438 2009-02-17 Richard Guenther <rguenther@suse.de>
7440 PR tree-optimization/39207
7441 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7442 strict-aliasing warnings for pointers pointing to NULL.
7444 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7447 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7448 skipping until next close brace.
7450 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7453 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7454 to function argument boundary.
7456 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7458 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7459 in the lea_add. Reload eventually constraints it properly.
7460 * config/picochip/constraints.md : Remove the target constraint
7461 "b", since it is not needed anymore.
7463 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7465 * gthr-dce.h: Uglify function parameter and local variable names.
7466 * gthr-gnat.h: Likewise.
7467 * gthr-mipssde.h: Likewise.
7468 * gthr-nks.h: Likewise.
7469 * gthr-posix95.h: Likewise.
7470 * gthr-posix.h: Likewise.
7471 * gthr-rtems.h: Likewise.
7472 * gthr-single.h: Likewise.
7473 * gthr-solaris.h: Likewise.
7474 * gthr-tpf.h: Likewise.
7475 * gthr-vxworks.h: Likewise.
7476 * gthr-win32.h: Likewise.
7478 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7481 * config/i386/i386.md: Restrict the new peephole2 to move
7482 between MMX/SSE registers.
7484 2009-02-15 Richard Guenther <rguenther@suse.de>
7487 2009-02-13 Richard Guenther <rguenther@suse.de>
7489 * configure.ac: Enable LFS.
7490 * configure: Re-generate.
7491 * config.in: Likewise.
7493 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7495 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7496 spu_srqwbyte, spu_srqwbytebc): Define.
7497 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7498 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7499 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7500 "shrqby_<mode>"): New insn-and-split patterns.
7501 * config/spu/spu.c (expand_builtin_args): Determine and return
7502 number of operands using spu_builtin_description data.
7503 (spu_expand_builtin_1): Use it.
7505 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7508 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7511 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7514 * config/i386/i386.c (override_options): Correct warning
7515 messages for -malign-loops, -malign-jumps and -malign-functions.
7517 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7520 * config/i386/i386.md: Restrict the new peephole2 to move
7521 between the general purpose registers.
7523 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7526 * config/i386/i386.c (type_natural_mode): Add a new argument.
7527 Return the original mode and warn ABI change if vector size is 32byte.
7528 (function_arg_advance): Updated.
7529 (function_arg): Likewise.
7530 (ix86_function_value): Likewise.
7531 (ix86_return_in_memory): Likewise.
7532 (ix86_sol10_return_in_memory): Likewise.
7533 (ix86_gimplify_va_arg): Likewise.
7534 (function_arg_32): Don't warn ABX ABI change here.
7535 (function_arg_64): Likewise.
7537 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7539 * loop-iv.c (implies_p): In the final case, test that operands 0
7540 of the two comparisons match.
7542 * config/bfin/bfin.c (find_prev_insn_start): New function.
7543 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7544 (find_next_insn_start): Move.
7546 2009-02-13 Richard Guenther <rguenther@suse.de>
7548 * configure.ac: Enable LFS.
7549 * configure: Re-generate.
7550 * config.in: Likewise.
7552 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7555 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7556 sizes on syntax error after some arguments have been parsed.
7558 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7560 * doc/invoke.texi (-fira): Remove.
7562 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7564 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7565 * recog.c: Likewise.
7568 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7570 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7571 (umul_ppmm): Likewise.
7572 (count_leading_zeros): Likewise.
7573 (count_trailing_zeros): Likewise.
7574 (UMUL_TIME): Likewise.
7576 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7578 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7579 soft-fp/t-softfp to tmake_file.
7581 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7582 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7583 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7584 IA64_BUILTIN_INFQ]: New.
7585 (ia64_init_builtins): Initialize __builtin_infq,
7586 __builtin_fabsq and __builtin_copysignq if not HPUX.
7587 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7588 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7590 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7592 (__fixtfti): Likewise.
7593 (__fixunstfti): Likewise.
7594 (__floattitf): Likewise.
7596 * config/ia64/libgcc-glibc.ver: New.
7597 * config/ia64/t-fprules-softfp: Likewise.
7598 * config/ia64/sfp-machine.h: Likewise.
7600 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7601 (LIBGCC2_TF_CEXT): Likewise.
7602 (TF_SIZE): Likewise.
7603 (TARGET_INIT_LIBFUNCS): Likewise.
7605 * config/ia64/t-glibc (SHLINB_MAPFILES):
7606 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7608 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7610 * config/i386/i386.c (construct_container): Rewrite processing
7611 BLKmode with X86_64_SSE_CLASS.
7613 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7616 * config/i386/i386.md: Replace simplify_replace_rtx with
7617 replace_rtx in the new peephole2.
7619 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7621 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7622 loop unrolling do not happen at -O2.
7624 2009-02-12 Michael Matz <matz@suse.de>
7626 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7628 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7630 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7633 2009-02-12 Ben Elliston <bje@au.ibm.com>
7635 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7636 patterns when updating the back chain. Missed in the 2009-02-10
7639 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7641 * doc/extend.texi (Decimal Floating Types): Update identifier of
7642 draft TR and list of missing support.
7644 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7647 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7648 bit to variable length decl's flags, add it also to its
7649 pointer replacement variable.
7651 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7652 Jakub Jelinek <jakub@redhat.com>
7655 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7656 (memory_blockage): New expander.
7657 (*memory_blockage): New insn pattern.
7658 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7659 instead of general blockage at the end of function prologue when
7660 frame pointer is used to access red zone area. Do not emit blockage
7661 when profiling, it is emitted in generic code.
7662 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7663 function epilogue when frame pointer is used to access red zone area.
7665 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7668 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7669 by arithmetic with memory operands.
7670 * config/i386/predicates.md (commutative_operator): New.
7672 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7674 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7677 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7679 * alias.h (record_alias_subset): Declare.
7680 * alias.c (record_alias_subset): Make global.
7682 2009-02-10 Nick Clifton <nickc@redhat.com>
7684 * tree-parloops.c: Change license to GPLv3.
7685 * ipa-struct-reorg.c: Change license to GPLv3.
7686 * ipa-struct-reorg.h: Change license to GPLv3.
7688 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7691 * c-decl.c (start_struct): Return NULL on error.
7693 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7696 * cfgloopmanip.c (remove_path): Call remove_bbs after
7697 cancel_loop_tree, not before it.
7700 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7701 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7702 VAR_DECLs were seen.
7703 * tree-ssa-live.c (remove_unused_locals): Recompute
7704 cfun->has_local_explicit_reg_vars.
7705 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7706 copies or clearings if cfun->has_local_explicit_reg_vars.
7708 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7711 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7712 of function prologue when frame pointer is used to access
7715 2009-02-10 Richard Guenther <rguenther@suse.de>
7718 * gimplify.c (gimple_regimplify_operands): Always look if
7719 we need to create a temporary.
7721 2009-02-10 Richard Guenther <rguenther@suse.de>
7723 PR tree-optimization/39132
7724 * tree-loop-distribution.c (todo): New global var.
7725 (generate_memset_zero): Trigger TODO_rebuild_alias.
7726 (tree_loop_distribution): Return todo.
7728 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7731 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7732 (x86_64_reg_class_name): Removed.
7733 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7734 first one isn't X86_64_SSE_CLASS or any other ones aren't
7735 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7736 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7737 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7738 and 3 X86_64_SSEUP_CLASS.
7739 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7740 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7742 2009-02-10 Ben Elliston <bje@au.ibm.com>
7744 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7745 form instruction to update the stack back chain word, even if the
7746 user has disabled the generation of update instructions.
7747 (movdi_<mode>_update_stack): New.
7748 (movsi_update_stack): Likewise.
7749 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7750 always use an update form instruction to update the stack back
7753 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7756 * graphite.c (if_region_set_false_region): After moving a region in
7757 the false branch of a condition, remove the empty dummy basic block.
7758 (gloog): Remove wrong fix for PR38953.
7760 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7762 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7763 generation due to implicit sign extension.
7765 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7768 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7769 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7771 2009-02-09 Richard Guenther <rguenther@suse.de>
7774 * convert.c (convert_to_real): Disable (float)fn((double)x)
7775 to fnf(x) conversion if errno differences may occur and
7776 -fmath-errno is set.
7778 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7780 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7781 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7782 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7784 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7787 * c-common.c (handle_alias_attribute): Disallow attribute for
7788 anything not a FUNCTION_DECL or VAR_DECL.
7790 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7793 * real.c (do_compare): Special-case compare of zero against
7794 decimal float value.
7796 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7799 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7800 as indicating flexible array members unless the field itself is
7801 being declarared as the incomplete array.
7803 2009-02-06 Jan Hubicka <jh@suse.cz>
7805 PR tree-optimization/38844
7806 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7809 2009-02-06 Richard Guenther <rguenther@suse.de>
7812 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7813 fork because we may expand it as __gcov_fork.
7815 2009-02-06 Nick Clifton <nickc@redhat.com>
7817 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7819 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7821 PR tree-optimization/35659
7822 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7823 vn_phi_eq): Shortcut if hashcode does not match.
7824 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7826 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7827 and avoid iterative_hash_expr.
7828 (FOR_EACH_VALUE_ID_IN_SET): New.
7829 (value_id_compare): Remove.
7830 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7831 sort expressions by value id.
7833 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7836 * config/sh/predicates.md (general_movsrc_operand): Don't check
7837 the subreg of system registers here.
7839 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7842 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7845 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7847 PR rtl-optimization/39110
7848 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7849 addresses, not aligned ones.
7851 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7852 Richard Guenther <rguenther@suse.de>
7854 PR tree-optimization/39100
7855 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7856 comment says and add edges.
7858 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7861 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7862 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7864 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7866 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7867 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7868 register_bb_in_sese, new_sese, free_sese): Moved.
7869 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7870 outermost_loop_in_scop, build_scop_iteration_domain,
7871 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7872 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7873 Use loop_in_sese_p instead of loop_in_scop_p.
7874 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7875 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7876 (scopdet_basic_block_info): Fix bug in scop detection.
7877 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7878 eq_loop_to_cloog_loop): Remove.
7879 (nb_loops_around_loop_in_scop, nb_loop
7880 ref_nb_loops): Moved here...
7881 * graphite.h (ref_nb_loops): ... from here.
7882 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7883 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7884 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7885 * testsuite/gcc.dg/graphite/scop-19.c: New
7887 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7888 Hans-Peter Nilsson <hp@axis.com>
7890 PR rtl-optimization/37889
7891 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7892 Move offset handling from PLUS to before the switch. Use new
7893 arguments when considering SYMBOL_REFs too.
7894 (rtx_addr_can_trap_p): Pass dummy offset and size.
7895 (enum may_trap_p_flags): Remove.
7896 (may_trap_p_1): Pass size from MEM_SIZE.
7898 PR rtl-optimization/38921
7899 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7900 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7901 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7902 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7904 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7906 AVX Programming Reference (January, 2009)
7907 * config/i386/sse.md (*vpclmulqdq): New.
7909 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7911 PR tree-optimization/38977
7912 PR gcov-profile/38292
7913 * calls.c (special_function_p): Disregard __builtin_ prefix.
7915 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7917 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7918 non-indexable addresses even before reload.
7920 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7923 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7924 as having variable size. Do not give an error for unnamed
7925 parameters with [*] declarators. Give a warning for type names
7926 with [*] declarators and mark them as variable size.
7927 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7928 for sizeof applied to [*] type names.
7930 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7933 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7935 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7937 * gcc.c (process_command): Update copyright notice dates.
7938 * gcov.c (print_version): Likewise.
7939 * gcov-dump.c (print_version): Likewise.
7940 * mips-tfile.c (main): Likewise.
7941 * mips-tdump.c (main): Likewise.
7943 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7946 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7947 for composite type involving a zero-length array type.
7949 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7952 * function.c (match_asm_constraints_1): Skip over
7953 initial optional % in the constraint.
7956 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7957 supported, don't accept FIXED_CSTs.
7958 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7959 and _Sat is used without _Fract/_Accum. Set specs->type to
7960 integer_type_node for cts_fract/cts_accum if fixed point is not
7963 2009-02-02 Catherine Moore <clm@codesourcery.com>
7965 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7967 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7969 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7970 (ABI_HAS_64BIT_SYMBOLS): Use it.
7971 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7973 2009-02-02 Paul Brook <paul@codesourcery.com>
7975 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7977 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7980 * recog.h (asm_operand_ok): Add constraints argument.
7981 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7982 recurse on matching constraint.
7983 (check_asm_operands): Pass constraints as 3rd argument to
7984 asm_operand_ok. Don't look up matching constraint here.
7985 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7988 2009-02-02 Ben Elliston <bje@au.ibm.com>
7990 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7991 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7993 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7995 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7996 information. Remove some obsolete information. Reorganize.
7998 * config/pa/fptr.c: Revert license to GPL 2.
7999 * config/pa/milli64.S: Likewise.
8001 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8004 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8005 LIBRARY name in, instead of hard-coding it.
8006 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8007 extra target make frag to tmake_files according to EH model.
8008 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8009 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8010 frags that define makefile variable EH_MODEL appropriately.
8011 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8012 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8013 to "-sjlj" according to type of EH configured.
8014 (LIBGCC_SONAME): Concatenate it to shared library base name.
8015 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8016 to "_sjlj" according to type of EH configured.
8017 (LIBGCC_SONAME): Concatenate it to shared library base name.
8018 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8019 (SHLIB_LINK): Add missing semicolon to if-else construct.
8020 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8021 string value of "pe_dll" command-line option.
8022 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8023 (SHLIB_SONAME): Use it when overriding t-cygming default.
8024 (SHLIB_IMPLIB): Override t-cygming default.
8025 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8026 string value of "pe_dll" command-line option.
8028 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8031 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8032 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8034 2009-01-31 Richard Guenther <rguenther@suse.de>
8036 PR tree-optimization/38937
8037 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8038 computing the transitive closure.
8040 2009-01-30 Richard Guenther <rguenther@suse.de>
8042 PR tree-optimization/39041
8043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8044 Propagate variable indices only if the types match for this stmt.
8046 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8049 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8050 inline but never defined.
8052 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8054 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8055 (*insv_h_di_reg_extimm): New insn.
8056 (*insv_l<mode>_reg_extimm): New insn.
8058 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8060 * config/picochip/picochip.c (flag_conserve_stack): set
8061 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8062 fconserve-stack. Reduce call-overhead used by inliner.
8064 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8067 * common.opt (flag_conserve_stack): Initialised to zero.
8069 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8072 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8073 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8076 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8078 * ira-color.c (allocno_reload_assign): Update comments.
8079 * regmove.c (regmove_optimize): Likewise.
8083 2009-01-29 Robert Millan <rmh@aybabtu.com>
8085 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8086 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
8087 `MD_UNWIND_SUPPORT'.
8088 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8090 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8092 PR tree-optimization/39007
8093 * tree-loop-distribution.c (generate_builtin): Use
8094 recompute_dominator to compute the immediate dominator of the
8095 basic block just after the loop.
8097 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8099 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8100 (ASM_OUTPUT_DWARF_PCREL): Define.
8102 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8104 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8105 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8106 global. Modify entries about regmove and IRA.
8108 * ra-conflict.c: Remove the file.
8110 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8112 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8113 (pass_regclass_init): Rename to pass_reginfo_init.
8115 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8117 * toplev.h (flag_ira): Remove.
8119 * caller-save.c (setup_save_areas): Remove flag_ira.
8121 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8123 * global.c: Remove the file.
8125 * opts.c (decode_options): Remove flag_ira.
8127 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8129 * regmove.c: Modify file description.
8130 (find_use_as_address, try_auto_increment): Define them only if
8131 AUTO_INC_DEC is defined.
8132 (replacement_quality, replace_in_call_usage, fixup_match_1,
8133 stable_and_no_regs_but_for_p): Remove.
8134 (reg_set_in_bb): Make it static.
8135 (regmove_optimize): Remove flag_ira and code which worked for
8138 * local-alloc.c: Remove the file.
8140 * common.opt (fira): Remove.
8142 * ira.c: Include except.h.
8143 (eliminable_regset): Move from global.c.
8144 (mark_elimination): Ditto. Remove flag_ira.
8145 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8146 equiv_mem_modified, validate_equiv_mem_from_store,
8147 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8148 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8149 no_equiv, recorded_label_ref): Move from local-alloc.c.
8150 (update_equiv_regs): Ditto. Make it static.
8151 (print_insn_chain, print_insn_chains): Move it from global.c.
8152 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8153 (build_insn_chain): Ditto. Make it static.
8154 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8155 Rename to init_live_subregs.
8156 (gate_ira): Remove flag_ira.
8158 * regclass.c: Rename reginfo.c. Change file description.
8159 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8160 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8161 (init_reg_sets_1): Remove code for evaluation of
8162 reg_class_superclasses and losing_caller_save_reg_set.
8163 (init_regs): Remove init_reg_autoinc.
8164 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8165 ok_for_base_p_nonstrict): Remove.
8166 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8167 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8168 corresponding entries.
8169 (dump_regclass, record_operand_costs, scan_one_insn,
8170 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8171 record_address_regs, auto_inc_dec_reg_p): Remove.
8172 (gt-regclass.h): Rename to gt-reginfo.h.
8174 * rtl.h (dump_global_regs, retry_global_alloc,
8175 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8177 * Makefile.in (RA_H): Remove.
8178 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8179 Rename regclass.o to reginfo.o.
8180 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8182 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8183 (GTFILES): Rename regclass.c to reginfo.c.
8185 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8186 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8188 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8189 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8191 (finish_spills): Ditto. Remove code for !flag_ira.
8193 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8196 * doc/invoke.texi (rtl debug options): Complete rewrite.
8197 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8199 * mode-switching.c (pass_mode_switching): Rename pass from
8200 "mode-sw" to "mode_sw".
8201 * except.c (pass_convert_to_eh_ranges): Rename pass from
8202 "eh-ranges" to "eh_ranges".
8203 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8207 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8208 Alexander Monakov <amonakov@ispras.ru>
8211 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8213 (move_exprs_to_boundary): Change return type and pass through
8214 should_move from move_op. Relax assert. Update usage ...
8215 (schedule_expr_on_boundary): ... here. Use should_move instead of
8217 (move_op_orig_expr_found): Indicate that insn was disconnected from
8219 (code_motion_process_successors): Do not call after_merge_succs
8220 callback if original expression was not found when traversing any of
8222 (code_motion_path_driver): Change return type. Update prototype.
8223 (move_op): Update comment. Add a new parameter (should_move). Update
8224 prototype. Set *should_move based on indication provided by
8225 move_op_orig_expr_found.
8227 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8229 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8230 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8231 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8232 * config/rs6000/rs6000.c (rs6000_override_options): Default
8233 avoid-indexed-addresses on for Power6, off for everything else.
8234 (avoiding_indexed_address_p): New function.
8235 (rs6000_legitimize_address): Use it.
8236 (rs6000_legitimate_address): Likewise.
8237 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8239 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8241 PR tree-optimization/38997
8242 * tree-loop-distribution.c (generate_memset_zero): Use
8243 POINTER_PLUS_EXPR for a pointer addition.
8245 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8247 * config/s390/s390.md (bswap<mode>2): New pattern added.
8249 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8251 * config/s390/s390.md (*tls_load_31): Added type attribute.
8253 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8255 * config/s390/s390.md: Fix a few comments.
8257 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8259 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8260 (*tm<mode>_full): Fixed z10prop attribute.
8261 (*tst<mode>_extimm): Fixed z10prop attribute.
8262 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8263 (*tstqiCCT_cconly): Fixed z10prop attribute.
8264 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8265 (*movsi_larl): Fixed z10prop attribute.
8266 (*movsi_zarch): Fixed z10prop attribute.
8267 (*movsi_eas): Fixed z10prop attribute.
8268 (*movhi): Fixed z10prop attribute.
8269 (*movqi): Fixed z10prop attribute.
8270 (*movstrictqi): Fixed z10prop attribute.
8271 (*mov<mode>): Fixed z10prop attribute.
8272 (*movcc): Fixed z10prop attribute.
8273 (*sethighpartdi_64): Fixed z10prop attribute.
8274 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8275 (*negdi2_sign_cc): Fixed z10prop attribute.
8276 (*negdi2_sign): Fixed z10prop attribute.
8277 (*absdi2_sign_cc): Fixed z10prop attribute.
8278 (*absdi2_sign): Fixed z10prop attribute.
8279 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8280 (*negabsdi2_sign): Fixed z10prop attribute.
8281 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8282 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8283 (doloop_si64): Fixed z10prop attribute.
8284 (doloop_si31): Fixed z10prop attribute.
8285 (doloop_long): Fixed z10prop attribute.
8286 (indirect_jump): Fixed z10prop attribute.
8287 (nop): Fixed z10prop attribute.
8288 (main_base_64): Fixed z10prop attribute.
8289 (reload_base_64): Fixed z10prop attribute.
8291 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8293 PR rtl-optimization/38740
8294 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8296 * config/mips/mips.c (mips_reorg): Likewise.
8298 2009-01-28 Richard Guenther <rguenther@suse.de>
8300 PR tree-optimization/38926
8301 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8302 with the correct value id to a value.
8303 (do_regular_insertion): Use the value number of edoubleprime
8304 for the value number of the expr.
8307 2008-08-21 Richard Guenther <rguenther@suse.de>
8309 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8310 a PHI ask VN if it is already available.
8311 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8312 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8314 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8317 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8318 set to varying whenever max has TREE_OVERFLOW set, similarly
8319 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8321 2009-01-28 Richard Guenther <rguenther@suse.de>
8324 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8325 uninitialized aggregate uses in call arguments.
8327 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8329 PR tree-optimization/38984
8330 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8331 the nothing_id variable if -fno-delete-null-pointer-checks.
8333 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8336 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8337 (set_got_offset_rex64): Ditto.
8339 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8342 * doc/extend.texi: Improve local variable with asm reg.
8344 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8346 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8347 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8348 was not supplied then set warn_packed_bitfield_compat to the
8350 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8353 2009-01-27 Richard Guenther <rguenther@suse.de>
8355 PR tree-optimization/38503
8356 * cfgexpand.c (expand_gimple_basic_block): Ignore
8357 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8358 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8359 variables that cannot have TBAA applied.
8360 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8363 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8366 * calls.c (initialize_argument_information): Do not wrap complex
8367 arguments in SAVE_EXPR.
8369 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8371 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8372 (INSTALL_LIBGCC): Revert typo commit.
8374 2009-01-26 Richard Guenther <rguenther@suse.de>
8376 PR tree-optimization/38745
8377 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8378 from special handling.
8380 2009-01-26 Richard Guenther <rguenther@suse.de>
8382 PR tree-optimization/38745
8383 * tree-ssa.c (execute_update_addresses_taken): Do not include
8384 variables that cannot possibly be a register in not_reg_needs.
8385 Do not clear TREE_ADDRESSABLE on vars that may not become
8387 * tree-ssa.c (update_alias_info_1): Include those in the set
8388 of addressable vars.
8390 2009-01-26 Richard Guenther <rguenther@suse.de>
8393 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8394 * tree-ssa-dse.c: Include langhooks.h
8395 (execute_simple_dse): Remove stores with zero size.
8397 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8400 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8403 2009-01-24 Julian Brown <julian@codesourcery.com>
8405 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8406 config/arm/linux-atomic.c.
8407 * config/arm/linux-atomic.c: New.
8409 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8411 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8412 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8413 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8415 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8418 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8421 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8423 PR tree-optimization/38953
8424 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8425 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8426 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8427 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8430 2009-01-24 Paul Brook <paul@codesourcery.com>
8432 * config/arm/neon.md (neon_type): Move to arm.md.
8433 (neon_mov<VSTRUCT>): Add neon_type attribute.
8434 * config/arm/arm.md (neon_type): Move to here.
8435 (conds): Add "unconditioal" and use as default for NEON insns.
8437 2009-01-24 Ben Elliston <bje@au.ibm.com>
8439 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8440 void *' warning from -Wc++-compat.
8441 * Makefile.in (dominance.o-warn): Remove.
8443 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8445 PR tree-optimization/38932
8446 * fold-const.c (fold_unary_ignore_overflow): New.
8447 * tree.h (fold_unary_ignore_overflow): Declare.
8448 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8449 * tree-ssa-sccvn.c (visit_reference_op_load,
8450 simplify_unary_expression): Likewise.
8452 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8454 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8455 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8456 regardless of their type.
8457 * c-common.c (handle_packed_attribute): Don't ignore packed on
8459 * c.opt (Wpacked-bitfield-compat): New warning option.
8460 * stor-layout.c (place_field): Warn if offset of a field changed.
8461 * doc/extend.texi (packed): Mention the ABI change.
8462 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8463 (Warning Options): Add it to the list.
8465 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8467 * c-opts.c (c_common_post_options): Fix a typo in comments.
8469 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8472 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8473 variables to static.
8474 * doc/invoke.texi (-fmerge-all-constants): Update description.
8476 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8479 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8480 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8482 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8484 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8486 (LOCAL_ALIGNMENT): Similarly.
8488 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8489 Joseph Myers <joseph@codesourcery.com>
8491 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8492 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8493 * config/arm/arm-tune.md: Regenerate.
8494 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8497 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8499 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8500 version number to five.
8502 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8505 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8506 * c-common.c (set_underlying_type): Likewise.
8507 (is_typedef_decl ): Likewise
8509 (set_underlying_type): Likewise.
8510 (is_typedef_type): Likewise.
8512 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8515 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8518 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8521 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8522 (LIBGCC_SPEC): Don't define.
8523 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8525 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8527 PR rtl-optimization/38879
8528 * alias.c (base_alias_check): Unaligned access via AND address can
8529 alias all surrounding object types except those with sizes equal
8530 or wider than the size of unaligned access.
8532 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8535 * c-decl.c (clone_underlying_type): Move this ...
8536 * c-common.c (set_underlying_type): ... here.
8537 Also, make sure the function properly sets TYPE_STUB_DECL() on
8538 the newly created typedef variant type.
8539 (is_typedef_decl ): New entry point.
8540 * tree.h: Added a new member member_types_needing_access_check to
8541 struct tree_decl_non_common.
8542 (set_underlying_type): New entry point.
8543 (is_typedef_type): Likewise.
8545 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8547 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8548 Check whether two instructions have memory references that
8549 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8550 are helper functions for traversing.
8551 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8552 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8553 not to draw dependency edge for instructions with non-conflicting
8556 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8559 * longlong.h: Update copyright years. Use soft-fp license notice.
8560 Sync __clz_tab declaration with glibc.
8562 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8565 * doc/extend.texi (syscall_linkage): New.
8566 (version_id): Modify.
8568 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8569 Richard Guenther <rguenther@suse.de>
8571 PR tree-optimization/38747
8572 PR tree-optimization/38748
8573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8574 conversion if the base address is an indirect reference and the
8575 aliasing sets could cause issues.
8577 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8579 * common.opt (fgraphite, fgraphite-identity): Add comment for
8580 explaining why these options are not documented.
8582 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8584 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8585 gimple_call_lhs is NULL.
8587 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8590 * emit-rtl.c (adjust_address_1): Make sure memref is never
8593 2009-01-20 Ben Elliston <bje@au.ibm.com>
8595 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8596 const qualifier from arg parameter. Remove unnecessary cast to char *.
8597 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8598 const qualifier from arg 2.
8600 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8602 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8604 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8607 * rtl.h (reinit_regs): New prototype.
8608 * regclass.c: Include ira.h.
8610 * Makefile.in (regclass.o): Add ira.h.
8611 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8613 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8616 * c-common.c (handle_aligned_attribute): Use
8617 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8618 default alignment value.
8620 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8622 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8623 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8625 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8626 __BIGGEST_ALIGNMENT__.
8628 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8630 2009-01-18 Richard Guenther <rguenther@suse.de>
8632 PR tree-optimization/38819
8633 * tree-flow.h (operation_could_trap_helper_p): Declare.
8634 * tree-eh.c (operation_could_trap_helper_p): Export.
8635 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8636 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8637 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8638 are about to insert a possibly trapping instruction and fail
8641 2009-01-18 Andreas Schwab <schwab@suse.de>
8643 * doc/install.texi (Configuration): Remove obsolete paragraph
8644 about use of --with-gnu-ld with --with-gnu-as.
8646 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8648 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8649 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8650 Follow spelling conventions.
8652 2009-01-18 Ben Elliston <bje@au.ibm.com>
8654 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8655 C++ warning about implicit conversion from void * to struct
8657 (bitmap_obstack_free): Likewise for bitmap_element *.
8658 * Makefile.in (bitmap.o-warn): Remove.
8660 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8662 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8664 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8665 Tobias Grosser <tobi.grosser@amd.com>
8667 * graphite.c (graphite_trans_scop_block): Do not block single
8670 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8672 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8673 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8674 test with assertion.
8676 2009-01-16 Richard Guenther <rguenther@suse.de>
8678 PR tree-optimization/38835
8680 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8681 and INT + PTR -> (INT)(PTR p+ INT) folding.
8682 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8684 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8687 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8688 the subreg from a lowpart subreg if it is also casting the value.
8690 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8691 Tobias Grosser <tobi.grosser@amd.com>
8693 * graphite.c (compare_prefix_loops): New.
8694 (build_scop_canonical_schedules): Rewritten.
8695 (graphite_transform_loops): Move build_scop_canonical_schedules
8696 after build_scop_iteration_domain.
8698 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8699 Tobias Grosser <tobi.grosser@amd.com>
8701 * graphite.c (add_conditions_to_domain): Add the loops to
8702 the dimension of the iteration domain. Do copy the domain
8703 only when it exists.
8704 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8705 (add_conditions_to_constraints): New.
8706 (can_generate_code_stmt, can_generate_code): Removed.
8707 (gloog): Do not call can_generate_code.
8708 (graphite_transform_loops): Call add_conditions_to_constraints
8709 after building the iteration domain.
8711 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8713 PR tree-optimization/38789
8714 * tree-ssa-threadedge.c
8715 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8716 __builtin_constant_p.
8718 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8720 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8721 examined before deleting them.
8723 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8725 * function.c (aggregate_value_p): Correctly extract the function
8726 type from CALL_EXPR_FN lookup.
8728 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8730 * config/picochip/picochip.c (picochip_override_options): Revert
8731 CFI asm flag disable commited previously.
8733 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8734 Tobias Grosser <tobi.grosser@amd.com>
8735 Jan Sjodin <jan.sjodin@amd.com>
8737 * graphite.c (scan_tree_for_params): On substractions negate
8738 all the coefficients of the term.
8739 (clast_to_gcc_expression_red): New. Handle reduction expressions
8740 of more than two operands.
8741 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8742 (get_vdef_before_scop): Handle also the case of default definitions.
8744 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8746 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8747 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8748 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8750 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8751 Joey Ye <joey.ye@intel.com>
8754 * cfgexpand.c (expand_stack_alignment): Don't update stack
8755 boundary nor check incoming stack boundary here.
8756 (gimple_expand_cfg): Update stack boundary and check incoming
8757 stack boundary here.
8759 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8761 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8763 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8765 PR rtl-optimization/38245
8766 * calls.c (expand_call): Add stack arguments to
8767 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8768 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8769 in regs and partially in memory or BLKmode arguments.
8770 (emit_library_call_value_1): Add stack arguments to
8771 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8772 ACCUMULATE_OUTGOING_ARGS).
8773 * dce.c: Include tm_p.h.
8774 (find_call_stack_args): New function.
8775 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8777 (mark_insn): Call find_call_stack_args for CALL_Ps.
8778 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8779 forwards. Allocate and free arg_stores bitmap if needed, pass it
8780 down to deletable_insn_p, don't mark stores set in arg_stores
8781 bitmap, clear the bitmap at the beginning of each bb.
8782 * Makefile.in (dce.o): Depend on $(TM_P_H).
8784 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8787 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8788 to make sure the insn is a conditional test (bug 22599). Reformat a
8791 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8794 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8795 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8796 (gloog): Do not call cleanup_tree_cfg.
8797 (graphite_transform_loops): Call cleanup_tree_cfg after all
8798 scops have been code generated.
8800 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8801 * doc/gty.texi (Invoking the garbage collector): Added new node
8802 and section documenting ggc_collect.
8804 2009-01-14 Richard Guenther <rguenther@suse.de>
8806 PR tree-optimization/38826
8808 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8809 initialization notes only if we actually emitted a warning.
8810 (intra_create_variable_infos): Add constraints for a result decl
8811 that is passed by hidden reference.
8812 (build_pred_graph): Mark all related variables non-direct on
8815 2009-01-14 Nick Clifton <nickc@redhat.com>
8817 * ira-conflicts.c: Include addresses.h for the definition of
8819 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8820 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8822 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8825 * Makefile.in (ira-lives.o): Add except.h.
8827 * ira-lives.c: Include except.h.
8828 (process_bb_node_lives): Process can_throw_internal.
8830 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8832 PR rtl-optimization/38774
8833 * combine.c (simplify_set): When undoing cc_use change, don't do
8834 PUT_CODE on the newly created comparison, but instead put back the
8837 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8839 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8840 values. Remove duplicate arm8 entry.
8842 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8844 PR tree-optimization/38786
8845 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8846 the SSA_NAME case of expand_scalar_variables_expr.
8847 Set the type of an expression to the type of its assign statement.
8848 (expand_scalar_variables_expr): Also gather the scalar computation
8849 used to index the memory access. Do not pass loop_p.
8850 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8851 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8852 the gimple_stmt_iterator where it inserts new code.
8854 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8855 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8857 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8859 * graphite.h (debug_value): Removed.
8860 * graphite.c (debug_value): Removed.
8862 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8864 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8865 ldrd/strd with two 32-bit instructions.
8867 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8869 * config/arm/arm.c (struct processors): Pass for speed down into
8870 cost helper functions.
8871 (const_ok_for_op): Handle COMPARE and inequality nodes.
8872 (arm_rtx_costs_1): Rewrite.
8873 (arm_size_rtx_costs): Update prototype.
8874 (arm_rtx_costs): Pass speed down to helper functions.
8875 (arm_slowmul_rtx_costs): Rework cost calculations.
8876 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8877 (arm_9e_rtx_costs): Likewise.
8879 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8881 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8882 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8883 (alpha_legitimize_address): Do not split local symbols wider than
8884 UNITS_PER_WORD into HIGH/LO_SUM parts.
8886 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8889 * gcc.c (process_command): Replace call to execvp with calls
8890 to pex_one and exit.
8892 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8895 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8896 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8897 variant for devices with 3-byte PC.
8898 (__tablejump_elpm__): New.
8900 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8903 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8904 offsetof member-designator, handle it as `[0].'.
8906 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8908 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8909 function when not using named sections on targets with named sections
8910 if branch distance is less than 262132.
8912 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8914 * combine.c (combine_instructions): Recompute
8915 optimize_this_for_speed_p for each BB in the main combine loop.
8917 2009-01-12 Tomas Bily <tbily@suse.cz>
8920 * tree-loop-distribution.c (prop_phis): New function.
8921 (generate_builtin): Call prop_phis.
8922 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8924 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8926 PR tree-optimization/38807
8927 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8928 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8930 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8932 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8933 subreg of op0 to the original op0.
8935 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8937 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8939 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8942 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8943 starting with digits.
8945 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8948 * config/arm/arm.c (arm_is_long_call_p): Don't call
8949 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8951 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8953 * regrename.c (regrename_optimize): Fix dumping.
8954 (find_oldest_value_reg): Preserve REG_POINTER.
8955 (copy_hardreg_forward_1): Likewise.
8957 2009-01-09 Diego Novillo <dnovillo@google.com>
8959 * gimple.h (struct gimple_statement_base) <uid>: Document
8960 the restrictions on its use.
8962 (gimple_set_uid): Tidy.
8964 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8966 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8967 zero guard even if align_bytes != 0 and count is smaller than
8970 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8972 PR rtl-optimization/38495
8973 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8974 (add_range_and_copies_from_move_list): Print all added ranges.
8975 Add ranges to memory optimized destination.
8977 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8981 * config/i386/i386.c (override_options): Reject
8982 -mstringop-strategy=rep_8byte with -m32.
8983 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8984 to 1. Do count comparison against epilogue_size_needed at compile
8985 time even when count_exp was constant forced into register. For
8986 size_needed don't jump to epilogue, instead just avoid aligning
8987 and invoke the body algorithm. If need_zero_guard, add zero guard
8988 even if count is non-zero, but smaller than size_needed + number of
8989 bytes that could be stored for alignment.
8990 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8991 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8992 but smaller than size_needed + number of bytes that could be stored
8993 for alignment. Compare size_needed with epilogue_size_needed instead
8994 of desired_align - align, don't adjust size_needed, pass
8995 epilogue_size_needed to the epilogue expanders.
8998 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9000 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9002 * pa.c (last_address): Change to unsigned.
9003 (update_total_code_bytes): Change argument to unsigned. Don't
9004 check if insn addresses are set.
9005 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9006 addresses are not set.
9007 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9009 2009-01-09 Nick Clifton <nickc@redhat.com>
9011 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9012 DECL_DECLARED_INLINE_P.
9014 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9017 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9018 GET_MODE (op0) in operand_subword_force calls.
9021 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9022 fold_convert arg0 operands to TREE_TYPE (op0) first.
9024 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9026 * params.def (ira-max-conflict-table-size): Decrease default value
9029 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9031 PR tree-optimization/37031
9032 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9034 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9035 allocate it using gc instead of heap, use VEC_quick_push instead of
9037 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9038 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9039 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9040 allocated vector from heap allocated.
9041 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9042 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9043 vector only after perfect_loop_nest_depth call.
9045 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9046 Jan Sjodin <jan.sjodin@amd.com>
9048 PR tree-optimization/38559
9049 * graphite.c (debug_value, copy_constraint,
9050 swap_constraint_variables, scale_constraint_variable, ): New.
9051 (get_lower_bound, get_upper_bound): Removed.
9052 (graphite_trans_bb_strip_mine): Clean up this code that works
9053 only for constant number of iterations. Fully copy upper and
9054 lower bound constraints, not only the constant part of them.
9055 * graphite.h (debug_value): Declared.
9057 2009-01-08 Ira Rosen <irar@il.ibm.com>
9059 PR tree-optimization/37194
9060 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9061 Don't add the cost of cost model guard in prologue to scalar
9062 outside cost in case of known number of iterations.
9064 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9065 Alan Modra <amodra@bigpond.net.au>
9067 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9068 non-word-aligned REG+CONST addressing.
9070 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9073 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9074 free_after_compilation when outputting a thunk.
9075 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9076 Do not call free_after_compilation here.
9078 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9080 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9081 (ix86_valid_target_attribute_inner_p): Ditto.
9083 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9085 PR tree-optimization/38492
9086 PR tree-optimization/38498
9087 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9088 * tree-chrec.h (scev_is_linear_expression): Declared.
9089 * graphite.c (graphite_cannot_represent_loop_niter): New.
9090 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9091 (graphite_loop_normal_form): Use gcc_assert.
9092 (scan_tree_for_params): Use CASE_CONVERT.
9093 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9094 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9095 Use gcc_assert. Discard scops that contain unhandled cases.
9096 (build_scop_conditions): Return a boolean status for unhandled cases.
9097 (strip_mine_profitable_p): Print the loop number, not its depth.
9098 (is_interchange_valid): Pass the depth of the loop nest, don't
9099 recompute it wrongly.
9100 (graphite_trans_bb_block): Same.
9101 (graphite_trans_bb_block): Print tentative of loop blocking.
9102 (graphite_trans_scop_block): Do not print that the loop has been
9104 (graphite_transform_loops): Do not handle scops that contain condition
9107 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9109 AVX Programming Reference (December, 2008)
9110 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9111 (_mm256_stream_pd): Likewise.
9112 (_mm256_stream_ps): Likewise.
9114 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9115 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9116 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9117 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9118 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9119 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9120 (ix86_expand_special_args_builtin): Likewise.
9122 * config/i386/sse.md (AVXMODEDI): New.
9123 (avx_movnt<mode>): Likewise.
9124 (avx_movnt<mode>): Likewise.
9125 (<sse>_movnt<mode>): Remove AVX support.
9126 (sse2_movntv2di): Likewise.
9128 2009-01-07 Richard Guenther <rguenther@suse.de>
9131 * fold-const.c (extract_muldiv): Remove obsolete comment.
9132 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9133 to PLUS_EXPR canonicalization for the canonicalization.
9135 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9137 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9138 hosted cross-compilers generating less efficient code.
9140 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9142 * function.h (rtl_data): Add a dbr_scheduled_p field.
9143 * reorg.c (dbr_schedule): Set it.
9144 (gate_handle_delay_slots): Check it.
9145 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9146 (mips_reorg): Check flag_delayed_branch instead of
9147 mips_base_delayed_branch.
9148 (mips_override_options): Don't set mips_base_delayed_branch
9149 or flag_delayed_branch.
9151 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9153 PR rtl-optimization/38426.
9154 * ira.c (ira): Set current_function_is_leaf earlier.
9156 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9158 PR rtl-optimization/38722
9159 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9160 too early, only set a flag and modify after last possible
9163 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9166 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9167 * real.c (decimal_single_format): Correct values of emin and emax.
9168 (decimal_double_format): Ditto.
9169 (decimal_quad_format): Ditto.
9170 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9171 computation of DECnn_MIN and DECnn_MAX for corrected values of
9172 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9173 __DECnn_MIN__, and adjust its computation for the corrected value
9176 2009-01-06 Jan Hubicka <jh@suse.cz>
9179 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9181 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9183 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9184 Add Robert Clark to the list of testers.
9186 2009-01-06 Jan Hubicka <jh@suse.cz>
9187 Kai Tietz <kai.tietz@onevision.com>
9189 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9190 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9192 2009-01-06 Jan Hubicka <jh@suse.cz>
9193 Kai Tietz <kai.tietz@onevision.com>
9195 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9197 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9198 (ix86_nsaved_regs): Count only general purpose regs.
9199 (ix86_nsaved_sseregs): New.
9200 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9201 to 16 for w64; compute padding and size of sse reg save area.
9202 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9203 general purpose regs.
9204 (ix86_emit_save_sse_regs_using_mov): New.
9205 (ix86_expand_prologue): Save SSE regs if needed.
9206 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9207 (ix86_emit_restore_sse_regs_using_mov): New.
9208 (ix86_expand_epilogue): Save SSE regs if needed.
9210 2009-01-06 Jan Hubicka <jh@suse.cz>
9211 Kai Tietz <kai.tietz@onevision.com>
9213 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9214 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9215 functions when accumulate outgoing args is off.
9217 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9220 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9221 before using pseudos_have_intersected_live_ranges_p.
9223 * ira-int.h (ira_assert): Always define.
9225 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9227 AVX Programming Reference (December, 2008)
9228 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9229 (_mm256_permute2_pd): Likewise.
9230 (_mm_permute2_ps): Likewise.
9231 (_mm256_permute2_ps): Likewise.
9232 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9233 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9235 * config/i386/i386.c (ix86_builtins): Remove
9236 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9237 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9238 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9239 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9240 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9241 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9242 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9243 __builtin_ia32_vpermil2ps256.
9244 (ix86_init_mmx_sse_builtins): Updated.
9245 (ix86_expand_args_builtin): Likewise.
9247 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9249 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9250 long absolute calls when generating PA 2.0 code.
9252 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9254 PR rtl-optimization/38583
9255 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9257 * params.def (ira-max-conflict-table-size): New.
9259 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9261 * ira.h (ira_conflicts_p): New external definition.
9263 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9264 table. Report this. Return result of building.
9265 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9266 building conflict table.
9268 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9269 (ira_color): Use ira_conflicts_p.
9271 * global.c: Include ira.h.
9272 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9275 * Makefile.in (global.o): Add ira.h.
9277 * ira-build.c (mark_all_loops_for_removal,
9278 propagate_some_info_from_allocno): New.
9279 (remove_unnecessary_allocnos): Call
9280 propagate_some_info_from_allocno.
9281 (remove_low_level_allocnos): New.
9282 (remove_unnecessary_regions): Add parameter. Call
9283 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9284 parameter to remove_unnecessary_regions.
9285 (ira_build): Remove all regions but root if the conflict table was
9286 not built. Update conflict hard regs for allocnos crossing calls.
9288 * ira.c (ira_conflicts_p): New global.
9289 (ira): Define and use ira_conflicts_p.
9291 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9292 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9293 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9295 2009-01-06 Ben Elliston <bje@au.ibm.com>
9297 * gengtype-lex.l (YY_NO_INPUT): Define.
9299 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9302 * c-common.c (handle_vector_size_attribute): Also reject
9305 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9307 PR tree-optimization/38492
9308 * graphite.c (rename_map_elt, debug_rename_elt,
9309 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9310 rename_map_elt_info, eq_rename_map_elts,
9311 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9312 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9313 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9314 (sese_build_livein_liveouts): New.
9315 (new_sese, free_sese): New.
9316 (new_scop): Call new_sese.
9317 (free_scop): Call free_sese.
9318 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9319 (register_old_new_names): Renamed register_old_and_new_names.
9320 (register_scop_liveout_renames, add_loop_exit_phis,
9321 insert_loop_close_phis, struct igp,
9322 default_liveout_before_guard, add_guard_exit_phis,
9323 insert_guard_phis, copy_renames): New.
9324 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9325 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9326 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9327 (scop_adjust_phis_for_liveouts): New.
9328 (gloog): Call scop_adjust_phis_for_liveouts.
9330 * graphite.h (struct sese): Documented. Added fields liveout,
9332 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9333 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9334 (struct scop): Added field liveout_renames.
9335 (SCOP_LIVEOUT_RENAMES): New.
9337 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9339 PR tree-optimization/38510
9340 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9341 (translate_clast): Call recompute_all_dominators before
9343 (gloog): Call recompute_all_dominators before graphite_verify.
9345 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9346 Jan Sjodin <jan.sjodin@amd.com>
9348 PR tree-optimization/38500
9349 * graphite.c (create_sese_edges): Call fix_loop_structure after
9352 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9354 * config.gcc: Add m32r*-*-rtems*.
9355 * config/m32r/rtems.h: New file.
9357 2009-01-05 Ben Elliston <bje@au.ibm.com>
9359 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9360 (.po.pox): Likewise.
9361 (po/gcc.pot): Likewise.
9363 2009-01-04 David S. Miller <davem@davemloft.net>
9365 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9366 (STARTING_FRAME_OFFSET): Always set to zero.
9368 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9370 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9371 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9372 fixed-point types, and vectors of the same.
9374 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9376 * config/mips/sync.md (*mb_barrier): Rename to...
9377 (*memory_barrier): ...this.
9379 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9381 * doc/extend.texi (Function Attributes): Move @cindex after @item
9382 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9383 and put in alphabetical order. Fix 'target' name and put in order.
9384 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9387 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9389 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9390 (memory_barrier): Expand as unspec instead of unspec_volatile.
9391 Remove mem:BLK from insn operands. Use Pmode scratch register.
9392 (*memory_barrier): Define as unspec instead of unspec_volatile.
9393 Use (match_dup 0) as input operand.
9395 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9396 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9397 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9398 scratch register. Remove operand 1.
9399 (*stbar): Define as unspec instead of unspec_volatile.
9400 Use (match_dup 0) as input operand, remove (const_int 8).
9401 (*membar): Define as unspec instead of unspec_volatile.
9402 Use (match_dup 0) as input operand, remove input operand 2.
9404 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9405 (memory_barrier): Expand as unspec instead of unspec_volatile.
9406 Remove mem:BLK from insn operands. Use Pmode scratch register.
9407 (*memory_barrier): Define as unspec instead of unspec_volatile.
9408 Use (match_dup 0) as input operand.
9410 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9411 Remove mem:BLK from insn operands. Use Pmode scratch register.
9412 Set volatile flag on operand 0.
9413 (*memory_barrier): New insn pattern.
9415 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9417 (*memory_barrier): Use (match_dup 0) as input operand.
9419 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9420 Remove mem:BLK from insn operands. Use Pmode scratch register.
9421 Set volatile flag on operand 0.
9422 (*mb_internal): New insn pattern.
9424 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9426 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9429 * function.c (struct temp_slot): Move to the section of the file
9430 that deals with temp slots. Remove field 'address'.
9431 (temp_slot_address_table): New hash table of address -> temp slot.
9432 (struct temp_slot_address_entry): New struct, items for the table.
9433 (temp_slot_address_compute_hash, temp_slot_address_hash,
9434 temp_slot_address_eq, insert_temp_slot_address): Support functions
9436 (find_temp_slot_from_address): Rewrite to use the new hash table.
9437 (remove_unused_temp_slot_addresses): Remove addresses of temp
9438 slots that have been made available.
9439 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9440 worker function for remove_unused_temp_slot_addresses.
9441 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9442 Add the temp slot address to the address -> temp slot map.
9443 (update_temp_slot_address): Update via insert_temp_slot_address.
9444 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9445 (pop_temp_slots): Likewise.
9446 (init_temp_slots): Allocate the address -> temp slot map, or empty
9447 the map if it is already allocated.
9448 (prepare_function_start): Initialize temp slot processing.
9450 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9453 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9454 Calculate the size of all stack vars assuming no packing of stack
9455 vars will happen, replacing a quadratic algorithm with a linear one.
9457 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9460 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9463 2009-01-03 Diego Novillo <dnovillo@google.com>
9465 * doc/contrib.texi: Update contributions.
9467 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9470 * builtins.c (fold_builtin_memory_op): Give up if either operand
9471 is volatile. Set srctype or desttype to non-qualified version
9475 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9478 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9480 PR rtl-optimization/35805
9481 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9482 problem if fast dce is able to remove any instructions.
9483 * dce.c (dce_process_block): Fix dump message.
9485 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9488 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9490 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9493 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9494 * tree-pretty-print.c (op_code_prio): New function.
9495 (op_prio): No longer static. Use op_code_prio.
9496 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9497 Use op_prio and op_code_prio to determine if () should be
9498 printed around operand(s) or not.
9500 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9501 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9502 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9503 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9504 pp_character instead of pp_string for single letter printing.
9506 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9508 * doc/extend.texi: Fix '#pragma GCC option' typo.
9510 2009-01-02 Richard Guenther <rguenther@suse.de>
9512 * doc/install.texi (--enable-checking): Mention different
9514 (--enable-stage1-checking): Document.
9516 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9519 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9520 case to be an error.
9522 2009-01-02 Ben Elliston <bje@au.ibm.com>
9524 * config/fp-bit.h (pack_d): Constify argument.
9525 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9526 (isnan): Constify argument.
9530 (_fpadd_parts): Constify return type.
9531 (_fpmul_parts): Likewise.
9532 (_fpdiv_parts): Likewise.
9534 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9537 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9538 warn about overwriting initializer with side-effects or
9539 -Woverride-init if !IMPLICIT.
9540 (output_init_element): Likewise. Pass IMPLICIT down to
9542 (process_init_element): Add IMPLICIT argument. Pass it down
9543 to output_init_element.
9544 (push_init_element, pop_init_level, set_designator): Adjust
9545 process_init_element callers.
9546 (set_nonincremental_init, set_nonincremental_init_from_string):
9547 Adjust add_pending_init callers.
9548 (output_pending_init_elements): Adjust output_init_element callers.
9549 * c-tree.h (process_init_element): Adjust prototype.
9550 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9551 process_init_element callers.
9554 Copyright (C) 2009 Free Software Foundation, Inc.
9556 Copying and distribution of this file, with or without modification,
9557 are permitted in any medium without royalty provided the copyright
9558 notice and this notice are preserved.