1 2009-04-27 Ian Lance Taylor <iant@google.com>
3 * collect2.c (is_ctor_dtor): Change type of ret field in struct
5 * dce.c (run_fast_df_dce): Change type of old_flags to int.
6 * df-core.c (df_set_flags): Change return type to int. Change
7 type of old_flags to int.
8 (df_clear_flags): Likewise.
9 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10 (df_get_conditional_uses): Likewise.
11 * df.h (df_set_flags, df_clear_flags): Update declarations.
12 * dwarf2out.c (struct indirect_string_node): Change type of form
13 field to enum dwarf_form.
14 (AT_string_form): Change return type to enum dwarf_form.
15 * fixed-value.c (fixed_compare): Add cast to enum type.
16 * fwprop.c (update_df): Change 0 to VOIDmode.
17 * gensupport.c: Change 0 to UNKNOWN.
18 * gimple.h (gimple_cond_code): Add cast to enum type.
19 * haifa-sched.c (reemit_notes): Add cast to enum type.
20 * hooks.c (hook_int_void_no_regs): Remove function.
21 * hooks.h (hook_int_void_no_regs): Remove declaration.
22 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
23 * predict.c (combine_predictions_for_insn): Add casts to enum
25 * real.c (real_arithmetic): Add cast to enum type.
26 (real_compare): Likewise.
27 * target.h (struct gcc_target): Change return type of
28 branch_target_register_class to enum reg_class.
29 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
30 default_branch_target_register_class.
31 * targhooks.c (default_branch_target_register_class): New
33 * targhooks.h (default_branch_target_register_class): Declare.
34 * tree-data-ref.c (print_direction_vector): Add cast to enum
36 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
38 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
40 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
41 vect_uninitialized_def. Change 0 to ERROR_MARK.
42 * tree-vect-stmts.c (supportable_widening_operation): Don't
43 initialize icode1 and icode2.
44 * tree-vectorizer.h (enum vect_def_type): Add
45 vect_uninitialized_def.
46 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
48 (cmn_err_flag_specs): Change 0 to STD_C89.
49 (cmn_err_char_table): Likewise.
50 * config/arm/arm.c (get_arm_condition_code): Change type of code
51 to enum arm_cond_code.
52 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
53 (IWMMXT_BUILTIN2): Likewise.
54 (neon_builtin_type_bits): Don't define typedef.
55 (neon_builtin_datum): Change type of bits field to int.
56 (arm_expand_neon_args): Add cast to enum type.
57 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
59 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
61 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
63 * config/mips/mips.md (jal_macro): Return enum constant.
64 (single_insn): Likewise.
65 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
67 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
69 * config/s390/s390.c (s390_tune_flags): Change type to int.
70 (s390_arch_flags): Likewise.
71 (s390_handle_arch_option): Change flags field of struct pta to
73 * config/s390/s390.h (s390_tune_flags): Update declaration.
74 (s390_arch_flags): Likewise.
75 * config/sh/sh.c (prepare_move_operands): Compare
76 tls_symbolic_operand result with enum constant.
77 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
78 (sh_expand_prologue): Add cast to enum type.
79 (sh_expand_epilogue): Likewise.
80 (tls_symbolic_operand): Change return type to enum tls_model.
81 (fpscr_set_from_mem): Add cast to enum type.
82 (legitimize_pic_address): Compare tls_symbolic_operand result with
84 (sh_target_reg_class): Change return type to enum reg_class.
85 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
87 * config/sh/sh-protos.h (tls_symbolic_operand): Update
89 * config/sparc/sparc.c (sparc_override_options): Add cast to enum
91 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
92 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
93 (delayed_branch, tls_call_delay): Likewise.
94 (eligible_for_sibcall_delay): Likewise.
95 (eligible_for_return_delay): Likewise.
96 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
97 (spu_expand_builtin_1): Likewise.
99 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
100 for all types of conversions.
101 (output_init_element): Issue -Wc++-compat warning if needed when
102 initializing a bitfield with enum type.
103 * c-parser.c (c_parser_expression): Set original_type to
104 original_type of right hand operand of comman operator.
106 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
108 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
110 * doc/cfg.texi (Maintaining the CFG, Liveness information):
112 * doc/cpp.texi (Standard Predefined Macros)
113 (Implementation-defined behavior): Likewise.
114 * doc/extend.texi (Function Attributes, Type Attributes):
116 * doc/gimple.texi (GIMPLE Exception Handling)
117 (@code{GIMPLE_ASSIGN}): Likewise.
118 * doc/install.texi (Prerequisites, Configuration, Specific):
120 * doc/invoke.texi (Warning Options, Optimize Options)
121 (AVR Options, Darwin Options): Likewise.
122 (Optimize Options): Reformulate -fwhole-program description.
123 * doc/loop.texi (Lambda): Likewise.
124 * doc/md.texi (Output Template, Define Constraints)
125 (Standard Names, Insn Splitting): Likewise.
126 * doc/options.texi (Option properties): Likewise.
127 * doc/passes.texi (Tree-SSA passes): Likewise.
128 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
129 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
130 (File Names and DBX): Likewise.
131 * doc/trouble.texi (Incompatibilities): Likewise.
133 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
135 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
136 instruction is correct.
139 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
141 Allow non-constant arguments to conversion intrinsics.
142 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
143 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
144 * spu.c (print_operand): Handle 'v' and 'w'.
145 (exp2_immediate_p, spu_gen_exp2): Define.
146 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
147 spu_convtf_1): Update parameter descriptions.
148 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu):
150 * constraints.md ('v', 'w'): New.
151 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
153 (i2f, I2F): New define_mode_attr.
154 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
155 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
156 fixuns_truncv4sfv4si2): Update to use mode attribute.
157 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
158 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
159 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
160 patterns for combine.
162 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
164 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
165 (cprop, hoist, pre, store_motion): New debug counters.
166 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
167 is not an RTL pass anymore.
168 (pass_profiling): Remove extern decl for pass removed in 2005.
169 (pass_gcse, pass_jump_bypass): Remove.
170 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
171 to 0 for clean state.
172 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
173 * cse.c (gate_handle_cse_after_global_opts,
174 rest_of_handle_cse_after_global_opts): New functions.
175 (pass_cse_after_global_opts): New pass, does local CSE.
176 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
177 (TV_CPROP): New timevar.
178 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
179 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
180 (gcse_main, recompute_all_luids): Remove.
181 (compute_hash_table_work): Call max_reg_num instead of reading
183 (cprop_jump): Don't set run_jump_opt_after_gcse.
184 (constprop_register): Always allow to alter jumps.
185 (cprop_insn): Likewise.
186 (do_local_cprop): Likewise.
187 (local_cprop_pass): Likewise. Return non-zero if something changed.
188 (cprop): Remove function, fold interesting bits into one_cprop_pass.
189 (find_implicit_sets): Add note about missed optimization opportunity.
190 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
191 pass_rtl_cprop execute function.
192 Don't bother tracking the pass number, each pass gets its own dumpfile
194 Always allow to alter jumpsand bypass jumps.
195 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
196 will just find no suitable set.
197 (pre_edge_insert): Fix dumping, this function is for PRE only.
198 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
199 pass_rtl_pre execute function.
200 (hoist_code): Return non-zero if something changed. Keep track of
201 substitutions and insertions for statistics gathering similar to PRE.
202 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
203 called from the pass_rtl_hoist execute function. Show pass statistics.
204 (compute_store_table): Use max_reg_num directly instead of using the
205 formerly global max_gcse_regno.
206 (build_store_vectors): Likewise.
207 (replace_store_insn): Fix dumping.
208 (store_motion): Rename to ...
209 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
210 pass, called from the pass_rtl_store_motion execute function. Keep
211 track of substitutions and insertions for statistics gathering similar
213 (bypass_jumps): Remove, fold interesting bits into ...
214 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
215 from the pass_rtl_cprop execute function.
216 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
217 pass_jump_bypass): Remove.
218 (gate_handle_gcse, rest_of_handle_gcse): Remove.
219 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
220 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
221 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
222 (gate_rtl_store_motion, execute_rtl_store_motion,
223 pass_rtl_store_motion): New.
224 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
225 make it clear that -fcse-skip-blocks is a no-op for backward compat.
226 * passes.c (init_optimization_passes): Remove pass_gcse and
227 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
228 and cse_after_global_opts in place of pass_gcse. Schedule cprop
229 instead of pass_jump_bypass.
231 2009-04-27 Richard Guenther <rguenther@suse.de>
234 * gimplify.c (gimplify_expr): If we are required to create
235 a temporary make sure it ends up as register.
237 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
240 * config/i386/i386.c (construct_container): Don't call
241 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
242 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
244 2009-04-27 Michael Matz <matz@suse.de>
246 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
247 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
248 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
249 (dump_replaceable_exprs): Take a bitmap.
250 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
252 (expand_gimple_basic_block): Likewise.
253 * tree-ssa-ter.c (struct temp_expr_table_d): Make
254 replaceable_expressions member a bitmap.
255 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
256 (mark_replaceable): Likewise.
257 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
258 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
260 2009-04-27 Richard Guenther <rguenther@suse.de>
262 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
263 (verify_stmts): Dispatch to gimple/type verification code.
264 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
265 issue with call argument types.
267 2009-04-27 Michael Matz <matz@suse.de>
269 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
270 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
273 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
274 Eric Botcazou <ebotcazou@adacore.com>
276 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
277 a label's basic block.
278 (mark_target_live_regs): Tidy and rework obsolete comments.
279 Change back DF problem to LIVE. If a label starts a basic block,
280 assume that all registers that used to be live then still are.
281 (init_resource_info): If a label starts a basic block, set its
282 BLOCK_FOR_INSN accordingly.
283 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
285 2009-04-27 Richard Guenther <rguenther@suse.de>
287 * tree-flow-inline.h (function_ann): Remove.
288 (get_function_ann): Likewise.
289 * tree-dfa.c (create_function_ann): Remove.
290 * tree-flow.h (struct static_var_ann_d): Remove.
291 (struct function_ann_d): Likewise.
292 (union tree_ann_d): Remove fdecl member.
293 (function_ann_t): Remove.
294 (function_ann, get_function_ann, create_function_ann): Remove
297 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
299 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
301 2009-04-27 Jan Hubicka <jh@suse.cz>
303 * ipa-pure-const.c (struct funct_state_d): New fields
304 state_previously_known, looping_previously_known; remove
306 (analyze_function): Use new fields.
307 (propagate): Avoid assumption that state_set_in_source imply
310 * tree-ssa-loop-niter.c (finite_loop_p): New function.
311 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
312 * cfgloop.h (finite_loop_p): Declare.
314 2009-04-26 Michael Matz <matz@suse.de>
316 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
318 2009-04-26 Michael Matz <matz@suse.de>
320 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
321 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
322 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
323 pass_mark_used_blocks): Remove.
324 * tree-optimize.c (pass_free_datastructures,
325 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
326 * passes.c (init_optimization_passes): Don't call
327 pass_mark_used_blocks, remove dead code.
329 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
331 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
332 * tree-ssa-live.h (register_ssa_partition): Likewise.
334 2009-04-26 Michael Matz <matz@suse.de>
337 * builtins.c (fold_builtin_next_arg): Handle SSA names.
338 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
339 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
341 (compare_pairs): Swap cost comparison.
342 (coalesce_ssa_name): Don't use change_partition_var.
343 * tree-nrv.c (struct nrv_data): Add modified member.
344 (finalize_nrv_r): Set it.
345 (tree_nrv): Use it to update statements.
346 (pass_nrv): Require PROP_ssa.
347 * tree-mudflap.c (mf_decl_cache_locals,
348 mf_build_check_statement_for): Use make_rename_temp.
349 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
350 * alias.c (find_base_decl): Handle SSA names.
351 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
352 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
353 * rtl.h (set_reg_attrs_for_parm): Declare.
354 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
355 to "optimized", remove unused locals at finish.
356 (execute_free_datastructures): Make global, call
357 delete_tree_cfg_annotations.
358 (execute_free_cfg_annotations): Don't call
359 delete_tree_cfg_annotations.
361 * ssaexpand.h: New file.
362 * expr.c (toplevel): Include ssaexpand.h.
363 (expand_assignment): Handle SSA names the same as register variables.
364 (expand_expr_real_1): Expand SSA names.
365 * cfgexpand.c (toplevel): Include ssaexpand.h.
366 (SA): New global variable.
367 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
369 (set_rtl): New helper function.
370 (add_stack_var): Deal with SSA names, use set_rtl.
371 (expand_one_stack_var_at): Likewise.
372 (expand_one_stack_var): Deal with SSA names.
373 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
374 before unique numbers.
375 (expand_stack_vars): Use set_rtl.
376 (expand_one_var): Accept SSA names, add asserts for them, feed them
377 to above subroutines.
378 (expand_used_vars): Expand all partitions (without default defs),
379 then only the local decls (ignoring those expanded already).
380 (expand_gimple_cond): Remove edges when jumpif() expands an
382 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
383 or remove abnormal edges. Ignore insns setting the LHS of a TERed
385 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
386 members of SA; deal with PARM_DECL partitions here; expand
387 all PHI nodes, free tree datastructures and SA. Commit instructions
388 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
389 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
390 info and statements at start, collect garbage at finish.
391 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
392 (VAR_ANN_PARTITION) Remove.
393 (change_partition_var): Don't declare.
394 (partition_to_var): Always return SSA names.
395 (var_to_partition): Only accept SSA names.
396 (register_ssa_partition): Only check argument.
397 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
399 (delete_var_map): Don't free it.
400 (var_union): Only accept SSA names, simplify.
401 (partition_view_init): Mark only useful SSA names as used.
402 (partition_view_fini): Only deal with SSA names.
403 (change_partition_var): Remove.
404 (dump_var_map): Use ssa_name instead of partition_to_var member.
405 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
407 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
408 (struct _elim_graph): New member const_dests; nodes member vector of
410 (set_location_for_edge): New static helper.
411 (create_temp): Remove.
412 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
413 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
414 (new_elim_graph): Allocate const_dests member.
415 (clean_elim_graph): Truncate const_dests member.
416 (delete_elim_graph): Free const_dests member.
417 (elim_graph_size): Adapt to new type of nodes member.
418 (elim_graph_add_node): Likewise.
419 (eliminate_name): Likewise.
420 (eliminate_build): Don't take basic block argument, deal only with
421 partition numbers, not variables.
422 (get_temp_reg): New static helper.
423 (elim_create): Use it, deal with RTL temporaries instead of trees.
424 (eliminate_phi): Adjust all calls to new signature.
425 (assign_vars, replace_use_variable, replace_def_variable): Remove.
426 (rewrite_trees): Only do checking.
427 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
428 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
429 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
430 contains_tree_r, MAX_STMTS_IN_LATCH,
431 process_single_block_loop_latch, analyze_edges_for_bb,
432 perform_edge_inserts): Remove.
433 (expand_phi_nodes): New global function.
434 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
435 functions, initialize new parameter, remember partitions having a
437 (finish_out_of_ssa): New global function.
438 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
439 don't reset in_ssa_p here, don't disable TER when mudflap.
440 (pass_del_ssa): Remove.
441 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
443 (execute_free_datastructures): Declare.
444 * Makefile.in (SSAEXPAND_H): New variable.
445 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
446 * basic-block.h (commit_one_edge_insertion): Declare.
447 * passes.c (init_optimization_passes): Move pass_nrv and
448 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
449 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
450 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
451 (redirect_branch_edge): Deal with super block when expanding, split
452 out jump patching itself into ...
453 (patch_jump_insn): ... here, new static helper.
455 2009-04-26 Michael Matz <matz@suse.de>
457 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
458 beyond num_ssa_names.
459 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
460 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
462 2009-04-26 Jakub Jelinek <jakub@redhat.com>
465 * fwprop.c (forward_propagate_asm): New function.
466 (forward_propagate_and_simplify): Propagate also into __asm, if it
467 doesn't increase the number of referenced registers.
470 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
472 2009-04-26 Jakub Jelinek <jakub@redhat.com>
474 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
475 note_nonlocal_vla_type for nonlocal VLAs.
476 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
477 contains_remapped_vars, remap_vla_decls): New functions.
478 (convert_nonlocal_reference_stmt): If not optimizing, call
479 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
480 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
481 if it wasn't found in var_map.
482 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
483 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
484 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
486 * gimplify.c (nonlocal_vlas): New variable.
487 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
489 (gimplify_body): Create and destroy nonlocal_vlas.
491 * dwarf2out.c (loc_descr_plus_const): New function.
492 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
493 mem_loc_descriptor, loc_descriptor_from_tree_1,
494 descr_info_loc, gen_variable_die): Use it.
496 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
497 !TREE_STATIC VAR_DECLs.
498 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
499 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
500 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
501 DECL_BY_REFERENCE is valid.
502 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
503 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
504 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
505 Copy DECL_BY_REFERENCE.
506 (struct nesting_copy_body_data): New type.
507 (nesting_copy_decl): New function.
508 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
509 if they have variable length.
511 2009-04-26 Michael Matz <matz@suse.de>
513 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
514 mark new temporaries for renaming.
516 2009-04-26 Joseph Myers <joseph@codesourcery.com>
519 * c-decl.c (global_bindings_p): Return negative value.
520 (c_variable_size): New. Based on variable_size from
522 (grokdeclarator): Call c_variable_size not variable_size.
524 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
526 * config/i386/i386.c (print_operand) ['z']: Fix typo.
528 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
530 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
531 Redefine it to just use mingw/include.
532 (ASM_SPEC): Rules for -m32 and -m64.
533 (LINK_SPEC): Use Likewise.
534 (SPEC_32): New define.
536 (SUB_LINK_SPEC): Likewise.
537 (MULTILIB_DEFAULTS): New define.
538 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
539 Add multilib options.
540 (MULTILIB_DIRNAMES): Likewise.
541 (MULTILIB_OSDIRNAMES): Likewise.
543 (INSTALL_LIBGCC): Likewise.
545 2009-04-26 Joseph Myers <joseph@codesourcery.com>
548 * c-tree.h (enum c_inline_static_type): New.
549 (record_inline_static): Declare.
550 * c-decl.c (struct c_inline_static, c_inline_statics,
551 record_inline_static, check_inline_statics): New.
552 (pop_file_scope): Call check_inline_statics.
553 (start_decl): Call record_inline_static instead of pedwarning
554 directly for static in inline function.
555 * c-typeck.c (build_external_ref): Call record_inline_static
556 instead of pedwarning directly for static referenced in inline
559 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
561 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
562 not new but only being rescanned.
563 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
564 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
565 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
566 record_set_info, compute_set, grealloc): Remove.
567 (recompute_all_luids): New function.
568 (gcse_main): Don't compute sets, and don't do related memory
569 allocations/free-ing. If something changed before the end of the
570 pass, update LUIDs using recompute_all_luids.
571 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
572 (free_gcse_mem): Don't free it either.
573 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
574 Use the df insn LUIDs.
575 (load_killed_in_block): Likewise.
576 (compute_hash_table_work): Don't compute reg_set_in_block.
577 (compute_transp): Use DF_REG_DEF_CHAINs.
578 (local_cprop_pass): Don't use compute_sets and related functions.
579 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
580 Use get_max_uid() instead of max_cuid.
581 (insert_insn_end_basic_block, pre_insert_copy_insn,
582 update_ld_motion_stores): Don't try to
583 keep reg_set tables up to date.
584 (pre_insert_copies): Use df insn LUIDs.
585 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
586 (reg_set_info): Don't use extra bitmap argument.
587 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
588 information to compute regs_set_in_block.
589 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
590 (bypass_jumps): Don't use compute_sets and friends.
592 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
595 * opts.c (undocumented_msg): Do not leave blank even with
598 2009-04-25 Joseph Myers <joseph@codesourcery.com>
600 * c-decl.c (build_enumerator): Allow values folding to integer
601 constants but not integer constant expressions with a pedwarn if
604 2009-04-25 Joseph Myers <joseph@codesourcery.com>
607 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
608 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
609 type is an integer constant.
611 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/i386.c (print_operand) ['z']: Revert handling of
617 2009-04-25 Joseph Myers <joseph@codesourcery.com>
620 * c-decl.c (grokdeclarator): Diagnose declarations of functions
621 with variably modified return type and no storage class
622 specifiers, except for the case of nested functions. Distinguish
623 extern declarations of functions with variably modified return
624 types from those of objects with variably modified types.
626 2009-04-25 Jan Hubicka <jh@suse.cz>
628 * tree.c (list_equal_p): New function.
629 * tree.h (list_equal_p): Declare.
630 * coretypes.h (edge_def, edge, const_edge, basic_block_def
631 basic_block_def, basic_block, const_basic_block): New.
632 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
633 (redirect_eh_edge): New function.
634 (make_eh_edge_update_phi): EH edges are not abnormal.
635 * except.c: Include tree-flow.h.
636 (list_match): New function.
637 (eh_region_replaceable_by_p): New function.
638 (replace_region): New function.
639 (hash_type_list): New function.
640 (hash_eh_region): New function.
641 (eh_regions_equal_p): New function.
642 (merge_peers): New function.
643 (remove_unreachable_regions): Verify EH tree when checking;
645 (copy_eh_region_1): New function.
646 (copy_eh_region): New function.
647 (push_reachable_handler): New function.
648 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
649 regions without label but with live RESX.
650 * except.h (redirect_eh_edge_to_label): New.
651 * tree-flow.h (redirect_eh_edge): New.
652 * coretypes.h (edge_def, edge, const_edge, basic_block_def
653 basic_block_def, basic_block, const_basic_block): Remove.
654 * Makefile.in (except.o): Add dependency on tree-flow.h
655 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
656 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
659 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
662 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
663 on the destination of memcpy.
665 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
667 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
668 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
669 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
671 2009-04-25 Jan Hubicka <jh@suse.cz>
673 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
674 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
675 to be reached by different label than left.
676 (update_eh_edges): Update comment; remove edge_to_remove if possible
677 and return true if suceeded.
678 (cleanup_empty_eh): Accept sharing map; handle shared regions.
679 (cleanup_eh): Compute sharing map.
680 * except.c (remove_eh_handler_and_replace): Add argument if we should
682 (remove_unreachable_regions): Update for label sharing.
683 (label_to_region_map): Likewise.
684 (get_next_region_sharing_label): New function.
685 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
687 (remove_eh_handler): Update.
688 (remove_eh_region_and_replace_by_outer_of): New function.
689 * except.h (struct eh_region): Add next_region_sharing_label.
690 (remove_eh_region_and_replace_by_outer_of,
691 get_next_region_sharing_label): Declare.
692 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
694 2009-04-25 Jan Hubicka <jh@suse.cz>
696 * tree-cfg.c (split_critical_edges): Split also edges where we can't
697 insert code even if they are not critical.
699 2009-04-25 Jan Hubicka <jh@suse.cz>
701 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
702 (gimple_can_remove_branch_p): EH edges won't remove branch by
704 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
705 updating of non-abnormal EH edges.
706 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
707 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
708 (split_critical_edges): Split also edges where emitting code on them
709 will lead to splitting later.
711 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
712 H.J. Lu <hongjiu.lu@intel.com>
715 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
716 the configured assembler supports fildq and fistpq mnemonics.
717 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
718 * configure: Regenerated.
721 * config/i386/i386.c (print_operand): Handle 'Z'.
722 ['z']: Remove handling of special fild/fist suffixes.
723 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
724 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
726 (*floatsi<mode>2_vector_mixed): Ditto.
727 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
728 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
729 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
730 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
731 * config/i386/gas.h (GAS_MNEMONICS): Remove.
733 2009-04-25 Ben Elliston <bje@au.ibm.com>
735 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
736 the source of a set operation.
738 2009-04-25 Anatoly Sokolov <aesok@post.ru>
740 * target.h (struct gcc_target): Add case_values_threshold field.
741 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
742 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
743 * targhooks.c (default_case_values_threshold): New function.
744 * targhooks.h (default_case_values_threshold): Declare function.
745 * stmt.c (expand_case): Use case_values_threshold target hook.
746 * expr.h (case_values_threshold): Remove declartation.
747 * expr.c (case_values_threshold): Remove function.
748 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
750 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
751 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
752 (avr_case_values_threshold): Declare as static.
753 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
755 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
756 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
757 (mn10300_case_values_threshold): New function.
759 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
761 * ira.c (setup_cover_and_important_classes): Add enum cast.
763 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
765 * genpreds.c (write_enum_constraint_num): Output definition of
766 CONSTRAINT_NUM_DEFINED_P macro.
767 * ira.c (setup_cover_and_important_classes): Use
768 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
770 2009-04-24 DJ Delorie <dj@redhat.com>
772 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
773 __SH2A_SINGLE_ONLY__ also.
775 2009-04-24 Steve Ellcey <sje@cup.hp.com>
777 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
778 (movdf_internal): Ditto.
779 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
780 SFmode and DFmode constants.
781 (ia64_print_operand): Add 'G' format for printing
782 floating point constants.
784 2009-04-24 Richard Guenther <rguenther@suse.de>
786 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
787 from unsigned additions.
789 2009-04-24 Joseph Myers <joseph@codesourcery.com>
791 * c-typeck.c (set_init_index): Allow array designators that are
792 not integer constant expressions with a pedwarn if pedantic.
794 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
796 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
797 zero if no overlap in nonzero bits between the operands.
799 2009-04-24 Ian Lance Taylor <iant@google.com>
801 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
802 (record_dead_and_set_regs): Likewise.
803 * df.h (struct df_mw_hardreg): Change flags field to int.
804 (struct df_base_ref): Likewise.
805 (struct df): Change changeable_flags field to int.
806 * df-scan.c (df_defs_record): Change clobber_flags to int.
807 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
808 constants rather than #define macros.
809 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
810 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
811 (enum dwarf_calling_convention): Likewise.
812 (enum dwarf_line_number_x_ops): Likewise.
813 (enum dwarf_call_frame_info): Likewise.
814 (enum dwarf_source_language): Likewise.
815 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
816 (add_calling_convention_attribute): Likewise.
817 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
818 (combine_comparisons): Change compcode to int. Add cast to enum type.
819 * genrecog.c (maybe_both_true_2): Change c to int.
820 (write_switch): Likewise. Add cast to enum type.
821 * gimplify.c (gimplify_omp_for): Handle return values from
822 gimplify_expr using MIN rather than bitwise or.
823 (gimplify_expr): Add cast to enum type.
824 * ipa-prop.c (update_jump_functions_after_inlining): Change
825 IPA_BOTTOM to IPA_JF_UNKNOWN.
826 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
827 Add casts to enum type.
828 (setup_cover_and_important_classes): Change cl to int. Add casts
830 (setup_class_translate): Change cl and mode to int.
831 (ira_init_once): Change mode to int.
832 (free_register_move_costs): Likewise.
833 (setup_prohibited_mode_move_regs): Add casts to enum type.
834 * langhooks.c (add_builtin_function_common): Rework assertion that
836 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
837 * omega.c (omega_do_elimination): Avoid math on enum types.
838 * optabs.c (expand_vec_shift_expr): Remove casts to int.
839 * opts.c (set_debug_level): Change 2 to enum constant. Use new
840 int local to handle integral_argment value.
841 * regmove.c (try_auto_increment): Change PUT_MODE to
843 * reload.c (push_secondary_reload): Add casts to enum type.
844 (secondary_reload_class, find_valid_class): Likewise.
845 * reload1.c (emit_input_reload_insns): Likewise.
846 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
847 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
848 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
850 * tree.c (build_common_builtin_nodes): Add casts to enum type.
851 * tree-complex.c (complex_lattice_t): Typedef to int rather than
853 (expand_complex_libcall): Add casts to enum type.
854 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
855 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
856 with ERROR_MARK, not NUM_TREE_CODES.
857 (vect_create_epilog_for_reduction): Likewise.
858 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
859 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
860 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
862 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
863 vect_unused_in_loop. Change 0 to loop_vect.
864 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
865 * var-tracking.c (get_init_value): Change return type to enum
867 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
868 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
870 (arm_override_options): Add casts to enum type.
871 (arm_emit_tls_decoration): Likewise.
872 * config/i386/i386.c (ix86_function_specific_restore): Add casts
874 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
875 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
876 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
878 * config/s390/s390.c (code_for_builtin_64): Change to array of
880 (code_for_builtin_31): Likewise.
881 (s390_expand_builtin): Change code_for_builtin to enum insn_code
883 * config/sparc/sparc.c (sparc_override_options): Change value
884 field in struct code_model to enum cmodel. In initializer change
885 0 to NULL and add cast to enum type.
887 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
888 Change all callers. Issue a -Wc++-compat warning using
889 lhs_origtype if necessary.
890 (convert_for_assignment): Issue -Wc++-compat warnings about
891 invalid conversions to enum type on assignment.
892 * c-common.h (build_modify_expr): Update declaration.
894 2009-04-24 Nick Clifton <nickc@redhat.com>
896 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
897 (function_arg_advance): Likewise.
898 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
901 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
903 * config/s390/constraints.md ('I', 'J'): Fix condition.
905 2009-04-24 Diego Novillo <dnovillo@google.com>
907 * gengtype-parse.c (parse_error): Add newline after message.
909 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
911 * config/i386/sse.md (avxmodesuffixs): Removed.
912 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
913 (*avx_pinsr<ssevecsize>): This.
915 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
917 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
918 follow chains of regs with a single definition, and allow expressions
919 that are function_invariant_p.
920 (simple_rhs_p): Allow expressions that are function_invariant_p.
922 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
925 * fold-const.c (fold_cond_expr_with_comparison): When folding
926 > and >= to MAX, make sure the MAX uses the same type as the
927 comparison's operands.
929 2009-04-24 Nick Clifton <nickc@redhat.com>
931 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
932 addressing for DImode accesses.
933 (frv_print_operand_address): Handle PLUS case.
934 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
936 2009-04-24 Jakub Jelinek <jakub@redhat.com>
938 PR rtl-optimization/39794
939 * alias.c (canon_true_dependence): Add x_addr argument.
940 * rtl.h (canon_true_dependence): Adjust prototype.
941 * cse.c (check_dependence): Adjust canon_true_dependence callers.
942 * cselib.c (cselib_invalidate_mem): Likewise.
943 * gcse.c (compute_transp): Likewise.
944 * dse.c (scan_reads_nospill): Likewise.
945 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
946 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
947 canon_base_addr of the group, plus optional offset.
948 (struct group_info): Rename canon_base_mem to
950 (get_group_info): Set canon_base_addr to canon_rtx of base, not
951 canon_rtx of base_mem.
953 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
955 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
956 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
958 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
960 * config/spu/spu-builtins.h: Delete file.
962 * config/spu/spu.h (enum spu_builtin_type): Move here from
964 (struct spu_builtin_description): Likewise. Add GTY marker.
965 Do not use enum spu_function_code or enum insn_code.
966 (spu_builtins): Add extern declaration.
968 * config/spu/spu.c: Do not include "spu-builtins.h".
969 (enum spu_function_code, enum spu_builtin_type_index,
970 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
971 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
972 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
973 unsigned_V2DI_type_node): Move here from spu-builtins.h.
974 (spu_builtin_types): Make static. Add GTY marker.
975 (spu_builtins): Add extern declaration with GTY marker.
978 * config/spu/spu-c.c: Do not include "spu-builtins.h".
979 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
980 Check programmatically whether all parameters are scalar.
982 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
984 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
986 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
987 assignment from the constructor either if the target is volatile.
989 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
991 * config/arm/arm.md (insv): Do not share operands[0].
993 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
995 * config/vxlib-tls.c (active_tls_threads): Delete.
996 (delete_hook_installed): New.
997 (tls_delete_hook): Don't delete the delete hook.
998 (tls_destructor): Delete it here.
999 (__gthread_set_specific): Adjust installing the delete hook.
1000 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1001 __gthread_leave_tsd_dtor_context.
1003 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1005 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1007 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1009 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1011 (alpha_rtx_costs): Ditto.
1012 (emit_unlikely_jump): Use add_reg_note.
1013 (emit_frame_store_1): Ditto.
1014 (alpha_expand_prologue): Ditto.
1015 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1016 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1018 2009-04-23 Nick Clifton <nickc@redhat.com>
1020 * config/v850/v850.md (epilogue): Remove suppressed code.
1021 (return): Rename to return_simple and remove test of frame size.
1022 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1023 to gen_return_simple.
1025 2009-04-22 Jing Yu <jingyu@google.com>
1028 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1030 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1033 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1034 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1035 value is a VECTOR_CST, the element type is the element type of the
1038 2009-04-22 DJ Delorie <dj@redhat.com>
1040 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1042 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1044 * alias.c (find_base_term): Move around LO_SUM case, so that
1045 CONST falls through into PLUS/MINUS handling.
1048 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1049 into 0, use omit_one_operand.
1051 2009-04-23 Ben Elliston <bje@au.ibm.com>
1053 * config/rs6000/linux-unwind.h (get_regs): Remove type
1054 puns. Change the type of `pc' to an array of unsigned ints and
1055 update all users. Constify frame24.
1057 2009-04-22 DJ Delorie <dj@redhat.com>
1059 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1060 declarations before code.
1061 (current_function_special_page_vector): Likewise.
1062 (m32c_expand_insv): Silence a warning.
1064 2009-04-21 Taras Glek <tglek@mozilla.com>
1066 * alias.c: Update GTY annotations to new syntax.
1067 * basic-block.h: Likewise.
1068 * bitmap.h: Likewise.
1069 * c-common.h: Likewise.
1070 * c-decl.c: Likewise.
1071 * c-parser.c: Likewise.
1072 * c-pragma.c: Likewise.
1073 * c-tree.h: Likewise.
1074 * cfgloop.h: Likewise.
1075 * cgraph.h: Likewise.
1076 * config/alpha/alpha.c: Likewise.
1077 * config/arm/arm.h: Likewise.
1078 * config/avr/avr.h: Likewise.
1079 * config/bfin/bfin.c: Likewise.
1080 * config/cris/cris.c: Likewise.
1081 * config/darwin.c: Likewise.
1082 * config/frv/frv.c: Likewise.
1083 * config/i386/i386.c: Likewise.
1084 * config/i386/i386.h: Likewise.
1085 * config/i386/winnt.c: Likewise.
1086 * config/ia64/ia64.h: Likewise.
1087 * config/iq2000/iq2000.c: Likewise.
1088 * config/mips/mips.c: Likewise.
1089 * config/mmix/mmix.h: Likewise.
1090 * config/pa/pa.c: Likewise.
1091 * config/pa/pa.h: Likewise.
1092 * config/rs6000/rs6000.c: Likewise.
1093 * config/s390/s390.c: Likewise.
1094 * config/sparc/sparc.c: Likewise.
1095 * config/xtensa/xtensa.c: Likewise.
1096 * cselib.h: Likewise.
1097 * dbxout.c: Likewise.
1098 * dwarf2out.c: Likewise.
1099 * except.c: Likewise.
1100 * except.h: Likewise.
1101 * fixed-value.h: Likewise.
1102 * function.c: Likewise.
1103 * function.h: Likewise.
1104 * gimple.h: Likewise.
1105 * integrate.c: Likewise.
1106 * optabs.c: Likewise.
1107 * output.h: Likewise.
1110 * stringpool.c: Likewise.
1111 * tree-data-ref.c: Likewise.
1112 * tree-flow.h: Likewise.
1113 * tree-scalar-evolution.c: Likewise.
1114 * tree-ssa-address.c: Likewise.
1115 * tree-ssa-alias.h: Likewise.
1116 * tree-ssa-operands.h: Likewise.
1119 * varasm.c: Likewise.
1120 * varray.h: Likewise.
1122 * coretypes.h: Do not define GTY macro if it is already defined.
1123 * doc/gty.texi: Update GTY documentation to new syntax.
1124 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1125 annotations on structs.
1126 * gengtype-parse.c: Likewise.
1128 2009-04-22 Mark Heffernan <meheff@google.com>
1130 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1132 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1134 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1137 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1139 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1140 the same as a PLUS without a shift. Increase the cost of a
1143 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1145 * Makefile.in: Update dependencies.
1146 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1147 * errors.h: Remove bogus comment about compatibility.
1148 (warning): Update declaration.
1149 * genautomata.c: Update all calls to warning.
1150 * gimple.c: Do not include errors.h. Include toplev.h.
1151 * tree-ssa-structalias.c: Do not include errors.h.
1152 * omega.c: Likewise.
1153 * tree-ssa-reassoc.c: Likewise.
1154 * config/spu/spu-c.c: Likewise.
1155 * config/spu/t-spu-elf: Update dependencies.
1157 2009-04-22 Richard Guenther <rguenther@suse.de>
1159 PR tree-optimization/39824
1160 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1161 make sure the types are compatible.
1163 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1166 * c-common.c (c_parse_error): Take a token_flags parameter.
1167 Use token_type for the token type instead.
1168 Pass token_flags to cpp_type2name.
1169 * c-common.h (c_parse_error): Update declaration.
1170 * c-parser.c (c_parser_error): Pass 0 as token flags.
1172 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1174 PR rtl-optimization/39580
1175 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1177 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1179 * function.c (expand_function_end): Do not emit a jump to the "naked"
1180 return label for fall-through returns.
1181 * except.c (sjlj_emit_function_exit): Always place the call to the
1182 unregister function at the location installed by expand_function_end.
1184 2009-04-22 Richard Guenther <rguenther@suse.de>
1186 PR tree-optimization/39845
1187 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1188 (gen_inbound_check): Likewise.
1190 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1192 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1194 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1195 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1197 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1199 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1200 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1201 shift counts to avoid out-of-bounds array accesses.
1203 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1205 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1206 (Pmode): Move above.
1208 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1210 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1211 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1212 GET_CODE macro. Use IN_RANGE macro where appropriate.
1213 * config/alpha/alpha.h: Ditto.
1214 * config/alpha/alpha.md: Ditto.
1215 * config/alpha/constraints.md: Ditto.
1216 * config/alpha/predicates.md: Ditto.
1218 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1220 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1221 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1222 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1223 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1224 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1225 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1226 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1227 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1228 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1229 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1230 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1231 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1232 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1233 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1234 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1235 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1236 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1237 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1238 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1239 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1240 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1241 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1242 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1243 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1244 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1245 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1246 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1248 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1250 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1251 references from comments.
1252 * cfgbuild.c: (count_basic_blocks): Delete.
1253 (find_basic_blocks_1): Delete.
1254 (find_basic_blocks): Delete.
1255 * except.c (finish_eh_generation): Make static. Move comment from
1256 except.h here. Remove find_basic_blocks references from comments.
1257 * except.h (finish_eh_generation): Delete.
1258 * basic-block.h (find_basic_blocks): Delete.
1259 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1261 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1263 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1264 (sdbout_parms): Likewise.
1266 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1268 * config/sh/sh.c (prepare_cbranch_operands): Use
1269 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1270 (expand_cbranchdi4): Likewise.
1271 (from_compare): Add cast to enum type.
1272 (expand_cbranchsi4): Use add_reg_note.
1273 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1274 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1275 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1276 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1277 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1278 instead of CODE_FOR_nothing.
1279 (cbranchdi4): Likewise. Fix the order of arguments for
1281 (push_fpscr): Use add_reg_note.
1282 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1283 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1285 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1287 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1288 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1289 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1290 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1291 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1292 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1293 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1294 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1295 config/alpha/x-vms, config/arc/t-arc,
1296 config/arm/README-interworking, config/arm/arm-c.c,
1297 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1298 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1299 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1300 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1301 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1302 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1303 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1304 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1305 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1306 config/cris/t-elfmulti, config/crx/t-crx,
1307 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1308 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1309 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1310 config/h8300/t-h8300, config/i386/athlon.md,
1311 config/i386/darwin-libgcc.10.4.ver,
1312 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1313 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1314 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1315 config/i386/t-linux64, config/i386/t-nwld,
1316 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1317 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1318 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1319 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1320 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1321 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1322 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1323 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1324 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1325 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1326 config/m68k/t-uclinux, config/mcore/t-mcore,
1327 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1328 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1329 config/mips/crtn.asm, config/mips/irix-crti.asm,
1330 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1331 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1332 config/mips/mips-fixed.md, config/mips/sb1.md,
1333 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1334 config/mips/t-iris6, config/mips/t-isa3264,
1335 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1336 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1337 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1338 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1339 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1340 config/mn10300/t-linux, config/mn10300/t-mn10300,
1341 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1342 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1343 config/picochip/libgccExtras/clzsi2.asm,
1344 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1345 config/rs6000/darwin-libgcc.10.4.ver,
1346 config/rs6000/darwin-libgcc.10.5.ver,
1347 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1348 config/rs6000/t-aix43, config/rs6000/t-aix52,
1349 config/rs6000/t-darwin, config/rs6000/t-fprules,
1350 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1351 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1352 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1353 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1354 config/rs6000/t-rtems, config/rs6000/t-spe,
1355 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1356 config/score/t-score-elf, config/sh/divcost-analysis,
1357 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1358 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1359 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1360 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1361 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1362 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1363 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1364 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1365 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1366 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1367 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1368 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1369 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1370 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1371 * config/h8300/genmova.sh: Include copyright and license notices
1372 in generated output.
1373 * config/h8300/mova.md: Regenerate.
1374 * doc/install.texi2html: Include word "Copyright" in copyright
1375 notice and use name "Free Software Foundation, Inc.".
1376 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1377 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1378 ChangeLog-2007, ChangeLog-2008: Correct dates.
1380 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1382 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1383 NE_EXPR operations as well.
1384 * c-parser.c (c_parser_condition): Do not set location information on
1386 (c_parser_conditional_expression): Likewise.
1387 (c_parser_binary_expression): Set location information on operators.
1388 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1389 TRUTH_NOT_EXPR has been folded.
1390 * fold-const.c (fold_truth_not_expr): Copy location information from
1391 the incoming expression to the outgoing one.
1392 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1393 recursive calls on the LHS of the operator but pass that of the
1394 operator to recursive calls on the RHS of the operator. Set it
1396 (shortcut_cond_expr): Set the locus of the operator on the second
1397 COND_EXPR and that of the expression on the first in degenerate cases.
1398 Pass the locus of the expression to calls to shortcut_cond_r.
1399 Set the locus of the 'then' block on the associated jump, if any.
1400 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1401 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1402 expression to call to gimplify_boolean_expr.
1404 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1406 * config.gcc: Add additional configuration for
1407 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1408 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1409 (CPP_SPEC): Redefine for allowing -municode option.
1410 (STARTFILE_SPEC): Likewise.
1411 * config/i386/t-mingw-w64: New.
1412 * config/i386/mingw-w64.opt: New.
1413 (municode): Add new target option.
1414 * doc/invoke.texi (municode): Add documentation for new option.
1416 2009-04-21 Ian Lance Taylor <iant@google.com>
1418 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1419 Correct test for number of arguments.
1420 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1422 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1424 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1425 argument of emit_library_call.
1427 2009-04-21 Richard Guenther <rguenther@suse.de>
1430 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1431 inside VIEW_CONVERT_EXPRs.
1433 2009-04-21 Martin Jambor <mjambor@suse.cz>
1435 * tree-switch-conversion.c (build_constructors): Split a long line.
1436 (constructor_contains_same_values_p): New function.
1437 (build_one_array): Create assigns of constants if possible, do not
1438 call mark_sym_for_renaming, call update_stmt.
1439 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1440 make_rename_temp. Do not call mark_symbols_for_renaming, call
1442 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1443 find_new_referenced_vars, call update_stmt.
1444 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1445 instead of calling make_rename_temp. Do not call
1446 find_new_referenced_vars or mark_symbols_for_renaming, call
1449 2009-04-21 Richard Guenther <rguenther@suse.de>
1451 PR tree-optimization/39827
1452 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1453 (tree_ssa_phiprop): Pass the correct array size.
1455 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1457 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1459 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1462 * c-typeck.c (lvalue_p): Move declaration ...
1463 * c-common.h (lvalue_p): ... to here.
1464 * c-common.c (candidate_equal_p): New.
1465 (add_tlist): Use it.
1466 (merge_tlist): Use it.
1467 (warn_for_collisions_1): Likewise.
1468 (warning_candidate_p): Accept more candidates.
1469 (verify_tree): A warning candidate can be an expression. Use
1472 2009-04-21 Ben Elliston <bje@au.ibm.com>
1475 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1476 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1477 options. Remove -mcall-solaris documentation.
1479 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1482 * doc/invoke.texi (-Wlong-long): Update description.
1483 * c-lex (interpret_integer): Only warn if there was no previous
1484 overflow and -Wlong-long is enabled.
1485 * c-decl.c (declspecs_add_type): Drop redundant flags.
1486 * c.opt (Wlong-long): Init to -1.
1487 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1488 and front-end warn_long_long. Wlong-long only depends on other
1489 flags if it is uninitialized.
1490 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1491 the same for CPP and FE.
1492 (restore_extension_diagnostics): Likewise.
1494 2009-04-20 Ian Lance Taylor <iant@google.com>
1496 Fix enum conversions which are invalid in C++:
1497 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1498 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1499 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1500 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1501 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1502 (dbxout_parms): Likewise.
1503 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1504 (df_clear_flags): Likewise.
1505 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1506 top_flag parameter to int.
1507 (df_chain_create_bb_process_use): Likewise.
1508 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1510 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1511 (df_ref_create_structure, df_def_record_1): Likewise.
1512 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1513 (df_notes_rescan): Change 0 to VOIDmode in function call.
1514 (df_get_call_refs, df_insn_refs_collect): Likewise.
1515 (df_bb_regs_collect): Likewise.
1516 (df_entry_block_defs_collect): Likewise.
1517 (df_exit_block_uses_collect): Likewise.
1518 * df.h: Update declarations.
1519 * double-int.c (double_int_divmod): Add cast to enum type.
1520 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1521 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1522 (based_loc_descr): Likewise.
1523 (loc_descriptor_from_tree_1): Change first_op and second_op to
1524 enum dwarf_location_atom. Add cast to enum type.
1525 * expmed.c (init_expmed): Change 0 to SET in function call.
1526 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1527 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1528 (do_store_flag): Likewise.
1529 * fixed-value.h (struct fixed_value): Change mode to enum
1531 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1532 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1534 (insert_insn_decl, insert_decl, insert_state): Likewise.
1535 (automata_list_finish): Likewise.
1536 * genrecog.c (process_define_predicate): Add cast to enum type.
1537 * gensupport.c (init_predicate_table): Add cast to enum type.
1538 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1540 (gimple_build_call_1, gimple_build_label): Likewise.
1541 (gimple_build_goto, gimple_build_asm_1): Likewise.
1542 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1543 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1544 (enum fallback): Rename from enum fallback_t.
1545 (fallback_t): Typedef as int.
1546 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1547 GSI_SAME_STMT in function call.
1548 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1550 (setup_reg_class_relations): Likewise.
1551 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1552 (setup_prohibited_class_mode_regs): Add cast to enum type.
1553 (setup_prohibited_mode_move_regs): Likewise.
1554 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1555 (record_address_regs): Change i to enum reg_class.
1556 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1557 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1558 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1559 (GET_MODE_2XWIDER_MODE): Likewise.
1560 (GET_CLASS_NARROWEST_MODE): Likewise.
1561 * omp-low.c (expand_omp_for): Add cast to enum type.
1562 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1563 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1564 * postreload.c (reload_cse_simplify_operands): Change rclass local
1566 * predict.c (combine_predictions_for_insn): Change best_predictor
1567 and predictor to enum br_predictor.
1568 (combine_predictions_for_bb): Likewise.
1569 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1570 use SET_PREDICT_EXPR_OUTCOME.
1571 * real.c (real_arithmetic): Change icode to code in function call.
1572 * reginfo.c (init_move_cost): Add casts to enum type.
1573 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1574 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1576 * reload.c (find_valid_class): Add casts to enum type.
1577 (push_reload): Change 0 to NO_REGS in function call.
1578 (find_reloads): Change this_alternative to array of enum
1579 reg_class. Remove some now-unnecessary casts.
1580 (make_memloc): Change 0 to VOIDmode in function call.
1581 * reload1.c (reload): Change 0 to VOIDmode in function call.
1582 (eliminate_regs_1, elimination_effects): Likewise.
1583 (eliminate_regs_in_insn): Likewise.
1584 (emit_input_reload_insns): Add cast to enum type.
1585 (delete_output_reload): Change 0 to VOIDmode in function call.
1586 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1587 to enum type in function call.
1588 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1589 (SET_PREDICT_EXPR_OUTCOME): Define.
1590 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1591 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1592 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1593 (dump_function): Likewise.
1594 * tree-dump.h: Update declarations.
1595 * tree-pass.h: Update declarations.
1596 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1597 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1599 (arm_rtx_costs_1): Correct parenthesization.
1600 (arm_rtx_costs): Add casts to enum type.
1601 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1602 (vfp_emit_fstmd): Use add_rg_note.
1603 (emit_multi_reg_push, emit_sfm): Likewise.
1604 (thumb_set_frame_pointer): Likewise.
1605 (arm_expand_prologue): Likewise.
1606 (arm_regno_class): Change return type to enum reg_class.
1607 (thumb1_expand_prologue): Use add_reg_note.
1608 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1609 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1611 * config/arm/gentune.sh: Add cast to enum type.
1612 * config/arm/arm-tune.md: Rebuild.
1613 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1614 (ix86_split_fp_branch, predict_jump): Likewise.
1615 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1616 insn_code to enum rtx_code.
1617 (ix86_builtin_vectorized_function): Add cast to enum type.
1618 * config/i386/i386.md (truncdfsf2): Change slot to enum
1620 (truncxf<mode>2, isinf<mode>2): Likewise.
1621 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1623 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1624 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1625 (insert_bundle_state): Change 1 to INSERT in function call.
1626 (ia64_add_bundle_selector_before): Likewise.
1627 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1628 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1629 (restore_stack_nonlocal): Likewise.
1630 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1632 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1634 (mips_rtx_costs): Likewise.
1635 (mips_override_options): Add casts to enum type.
1636 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1638 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1639 (store_reg, set_reg_plus_d): Likewise.
1640 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1641 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1643 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1645 (emit_unlikely_jump): Use add_reg_note.
1646 (rs6000_emit_allocate_stack): Likewise.
1647 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1648 (output_toc): Change 1 to INSERT in function call.
1649 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1650 (rs6000_initialize_trampoline): Likewise.
1651 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1653 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1654 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1655 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1656 (save_gprs): Use add_reg_note.
1657 (s390_emit_prologue): Likewise.
1658 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1659 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1660 (sparc_fold_builtin): Add cast to enum type.
1661 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1663 (spu_expand_prologue): Use add_reg_note.
1664 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1666 2009-04-20 Ian Lance Taylor <iant@google.com>
1668 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1669 (c_parser_postfix_expression_after_primary): Get VEC for list of
1670 arguments. Get original types of arguments. Call
1671 build_function_call_vec.
1672 (cached_expr_list_1, cached_expr_list_2): New static variables.
1673 (c_parser_expr_list): Change return type to VEC *. Add
1674 p_orig_types parameter. Change all callers.
1675 (c_parser_release_expr): New static function.
1676 (c_parser_vec_to_tree_list): New static function.
1677 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1678 call build_function_call_vec.
1679 (build_function_call_vec): New function, based on old
1680 build_function_call.
1681 (convert_arguments): Remove nargs and argarray parameters. Change
1682 values to a VEC. Add origtypes parameter.
1683 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1684 (convert_for_assignment): Add origtype parameter. Change all
1685 callers. If warn_cxx_compat, check for conversion to an enum
1686 type when calling a function.
1687 (store_init_value): Add origtype parameter. Change all callers.
1688 (digest_init): Likewise.
1689 (struct init_node): Add origtype field.
1690 (add_pending_init): Add origtype parameter. Change all callers.
1691 (output_init_element): Likewise.
1692 (output_pending_init_elements): Pass origtype from init_node to
1693 output_init_element.
1694 (process_init_element): Pass origtype from c_expr to
1695 output_init_element.
1696 (c_finish_return): Add origtype parameter. Change all callers.
1697 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1699 (sync_resolve_params): Likewise.
1700 (sync_resolve_return): Change params to first_param. Change caller.
1701 (resolve_overloaded_builtins): Change params to VEC *. Change
1702 callers. Save first parameter around call to build_function_call_vec.
1703 * c-decl.c (finish_decl): Add origtype parameter. Change all
1704 callers. Call build_function_call_vec rather than
1705 build_function_call for cleanup.
1706 * c-tree.h: Update declarations.
1707 * c-common.h: Update declarations.
1708 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1709 params to first_param.
1710 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1711 params parameter from tree to void *.
1712 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1713 Change arglist parameter to have type void *, and to be a pointer
1715 * config/rs6000/rs6000-protos.h
1716 (altivec_resolve_overloaded_builtin): Update declaration.
1717 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1718 fnargs parameter to have type void *, and to be a pointer to a
1719 VEC. Call build_function_call_vec instead of
1720 build_function_call.
1721 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1723 2009-04-20 Joey Ye <joey.ye@intel.com>
1724 Xuepeng Guo <xuepeng.guo@intel.com>
1725 H.J. Lu <hongjiu.lu@intel.com>
1727 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1729 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1730 (IX86_LEA_PRIORITY): Likewise.
1731 (distance_non_agu_define): New function.
1732 (distance_agu_use): Likewise.
1733 (ix86_lea_for_add_ok): Likewise.
1734 (ix86_dep_by_shift_count): Likewise.
1736 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1737 should split for LEA.
1739 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1741 (ix86_dep_by_shift_count): Likewise.
1743 2009-04-20 Richard Guenther <rguenther@suse.de>
1745 * expr.c (handled_component_p): Move ...
1746 * tree.h (handled_component_p): ... here.
1747 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1748 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1749 and REALPART_EXPR to be in one group.
1751 2009-04-20 Richard Guenther <rguenther@suse.de>
1753 * basic-block.h (get_all_dominated_blocks): Declare.
1754 * dominance.c (get_all_dominated_blocks): New function.
1755 * tree-cfg.c (get_all_dominated_blocks): Remove.
1756 (remove_edge_and_dominated_blocks): Adjust.
1757 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1758 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1759 instead of recursing.
1761 2009-04-20 Doug Kwan <dougkwan@google.com>
1763 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1764 (struct cgraph_node_set_def): New type.
1765 (cgraph_node_set) New type. Also declare vector functions.
1766 (struct cgraph_node_set_element_def): New type.
1767 (cgraph_node_set_element): Ditto.
1768 (cgraph_node_set_iterator): New iterator type.
1769 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1770 cgraph_node_set_remove, dump_cgraph_node_set,
1771 debug_cgraph_node_set): New prototypes.
1772 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1773 cgraph_node_set_size): New inlines.
1774 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1776 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1777 argument to function 'write_summary'.
1778 * ipa.c: Include ggc.h.
1779 (hash_cgraph_node_set_element,
1780 eq_cgraph_node_set_element, cgraph_node_set_new,
1781 cgraph_node_set_add, cgraph_node_set_remove,
1782 cgraph_node_set_find, dump_cgraph_node_set,
1783 debug_cgraph_node_set): New functions.
1784 * Makefile.in (ipa.o): Add dependency on GGC_H.
1786 2009-04-20 Ira Rosen <irar@il.ibm.com>
1788 PR tree-optimization/39675
1789 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1790 check of the return code of vect_schedule_slp. Check that
1791 stmt_vec_info still exists for the statement, before checking its
1794 2009-04-20 Michael Matz <matz@suse.de>
1796 * Makefile.in (generated_files): Take out $(simple_generated_c).
1798 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1800 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1801 (UINTPTR_TYPE): Likewise.
1803 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1806 * c-typeck.c (digest_init): Check for initializing an array with a
1809 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1812 * c-semantics.c (pop_stmt_list): Propagate
1813 STATEMENT_LIST_HAS_LABEL to parent statement list.
1815 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1817 * config/mips/mips.h (mips_tune_attr): New macro.
1818 * config/mips/mips.md (cpu): Use it.
1820 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1823 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1826 2009-04-19 Diego Novillo <dnovillo@google.com>
1828 * toplev.c (compile_file): Move call to coverage_finish ...
1829 * cgraphunit.c (ipa_passes): ... here.
1830 Call cgraph_process_new_functions.
1831 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1832 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1834 2009-04-19 Jan Hubicka <jh@suse.cz>
1836 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1838 (dump_cgraph_node): Dump can throw external flag.
1839 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1841 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1845 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1846 * common.opt (Wlogical-op): Move from here...
1847 * c.opt (Wlogical-op): ... to here.
1848 * c-typeck.c (parser_build_binary_op): Update call to
1849 warn_logical_operator.
1850 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1852 * c-common.c (warn_logical_op): Update.
1853 * c-common.h (warn_logical_op): Update declaration.
1855 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1857 * tree.c (protected_set_expr_location): Fix formatting.
1859 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1862 * c-typeck.c (readonly_warning): new.
1863 (build_unary_op, build_modify_expr): Use readonly_warning for
1864 storing into something readonly but not const-qualified.
1866 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1869 * c-typeck.c (build_unary_op): Check for taking address of
1870 expression of type void.
1872 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1875 * c-typeck.c (build_function_call): Check for calling a function
1876 with qualified void return types. Call require_complete_type when
1879 2009-04-18 Jan Hubicka <jh@suse.cz>
1881 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1883 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1884 can_throw_external flag.
1885 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1886 * ipa-pure-const.c (ignore_edge): New function.
1887 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1888 only over can_throw_external edges.
1889 (local_pure_const): Add nothrow flag.
1890 * ipa-utils.c (searchc): Add ignore_edge callback.
1891 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1892 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1893 (set_nothrow_function_flags): Update cgraph.
1894 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1896 2009-04-18 Richard Guenther <rguenther@suse.de>
1899 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1900 (fold_stmt): ... this and ...
1901 (fold_stmt_inplace): ... this.
1902 (fold_stmt_1): Fold references in calls and asms.
1903 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1905 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1907 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1908 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1910 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1912 * tree.c (function_args_count): Remove.
1913 * tree.h: Remove the prototype for function_args_count.
1915 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1917 * tree-iterator.c (expr_only): Remove.
1918 * tree.h: Remove the prototype for expr_only.
1920 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1922 * reginfo.c (cannot_change_mode_set_regs): Remove.
1923 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1925 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1927 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1928 whether operands 0 and 1 overlaps.
1930 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1933 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1934 pointer. Use warning_at instead of warning.
1935 (search_for_addr_array): Likewise.
1936 (check_array_bounds): Likewise.
1937 (check_all_array_refs): Check that the incoming edge is not in the
1938 list of edges to be removed.
1939 (check_all_array_refs): Avoid the temporal pointer.
1940 (vrp_visit_cond_stmt): Fix typo.
1941 (simplify_switch_using_ranges): Handle the case where the switch
1942 index is an integer constant.
1944 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1946 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1948 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1950 * doc/extend.texi, doc/invoke.texi: Fix typos.
1952 2009-04-17 Cary Coutant <ccoutant@google.com>
1954 * tree-flow-inline.h (get_lineno): Fix inverted test.
1956 2009-04-17 Diego Novillo <dnovillo@google.com>
1958 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1959 assertion for AVAIL_OUT.
1961 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1964 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1965 * config/sh/linux-atomic.asm: Likewise.
1967 2009-04-17 Diego Novillo <dnovillo@google.com>
1969 * except.c (debug_eh_tree): New.
1970 (struct eh_region, struct eh_status): Move ...
1971 * except.h: ... here.
1972 (add_type_for_runtime): Declare extern.
1973 (lookup_type_for_runtime): Likewise.
1974 (debug_eh_tree): Declare.
1975 * Makefile.in (GTFILES): List except.h before except.c
1977 2009-04-17 Diego Novillo <dnovillo@google.com>
1979 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1980 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1981 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1982 (find_vars_r): ... here.
1983 * tree-flow.h (find_referenced_vars_in): Declare.
1984 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1985 that AVAIL_OUT exists for BLOCK.
1986 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1987 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1988 (tree-parloops.o): Likewise.
1990 2009-04-17 Simon Baldwin <simonb@google.com>
1992 * toplev.c (default_tree_printer): Add handling for %E format.
1994 2009-04-17 Diego Novillo <dnovillo@google.com>
1996 * tree-pretty-print.c (dump_generic_node): Add break after
1997 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1998 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1999 FUNCTION_TYPE together. Call print_struct_decl when printing
2000 structures and TDF_SLIM is not given.
2001 (print_struct_decl): Fix logic for detecting recursion.
2003 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2006 * gcc.c (create_at_file): New.
2007 (compile_input_file_p): New.
2008 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2009 * main.c (main): Update call to toplev_main.
2010 * toplev.c (toplev_main): Change signature. Call expandargv.
2011 * toplev.h (toplev_main): Change signature.
2013 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2015 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2016 if the latter is not constant.
2018 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2020 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2022 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2024 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2025 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2027 2009-04-17 Richard Guenther <rguenther@suse.de>
2029 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2030 Handle component references view-converting an invariant address.
2032 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2034 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2035 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2036 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2037 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2038 Use @deftypevr rather than @deftypevar.
2040 2009-04-17 Richard Guenther <rguenther@suse.de>
2042 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2043 (get_prop_source_stmt): Likewise.
2044 (can_propagate_from): Likewise.
2046 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2048 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2049 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2050 (--with-multilib-list): Add default value.
2051 * configure: Regenerate.
2052 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2053 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2054 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2055 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2056 Don't add default cpu to multilib list unnecessarily, but do enable
2057 the relevant compiler option..
2058 Add support for --with-multilib-list=<blank> and
2059 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2060 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2061 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2062 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2064 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2065 (MULTILIB_OSDIRNAMES): New variable.
2066 * config/sh/t-1e: Delete file.
2067 * config/sh/t-mlib-sh1: Delete file.
2068 * config/sh/t-mlib-sh2: Delete file.
2069 * config/sh/t-mlib-sh2a: Delete file.
2070 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2071 * config/sh/t-mlib-sh2a-single: Delete file.
2072 * config/sh/t-mlib-sh2a-single-only: Delete file.
2073 * config/sh/t-mlib-sh2e: Delete file.
2074 * config/sh/t-mlib-sh3e: Delete file.
2075 * config/sh/t-mlib-sh4: Delete file.
2076 * config/sh/t-mlib-sh4-nofpu: Delete file.
2077 * config/sh/t-mlib-sh4-single: Delete file.
2078 * config/sh/t-mlib-sh4-single-only: Delete file.
2079 * config/sh/t-mlib-sh4a: Delete file.
2080 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2081 * config/sh/t-mlib-sh4a-single: Delete file.
2082 * config/sh/t-mlib-sh4a-single-only: Delete file.
2083 * config/sh/t-mlib-sh4al: Delete file.
2084 * config/sh/t-mlib-sh5-32media: Delete file.
2085 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2086 * config/sh/t-mlib-sh5-64media: Delete file.
2087 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2088 * config/sh/t-mlib-sh5-compact: Delete file.
2089 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2090 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2091 * doc/install.texi (Options specification): Add
2092 --with-multilib-list and --with-endian.
2094 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2096 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2098 (OBJS-common): Add plugin-version.o.
2099 (plugin-version.o): New.
2100 * gcc-plugin.h (plugin_gcc_version): New.
2101 (plugin_default_version_check): New.
2102 (plugin_init_func, plugin_init): Add version argument.
2103 * plugin-version.c: New.
2104 * plugin.c (str_plugin_gcc_version_name): New.
2105 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2106 pass it to the init function.
2107 (plugin_default_version_check): New.
2109 2009-04-17 Richard Guenther <rguenther@suse.de>
2111 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2112 for decl-vs-decl disambiguation.
2114 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2116 * config/s390/s390.h (s390_tune_attr): New macro definition.
2117 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2119 2009-04-17 Richard Guenther <rguenther@suse.de>
2121 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2122 (fold_stmt_r): Likewise.
2123 (maybe_fold_reference): New function.
2124 (fold_gimple_assign): Handle cases fold_stmt_r did.
2125 (fold_stmt): Do not use fold_stmt_r.
2126 (fold_stmt_inplace): Likewise.
2128 2009-04-17 Richard Guenther <rguenther@suse.de>
2130 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2131 (record_equivalences_from_stmt): Remove useless checks and
2133 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2134 the type is already suitable.
2136 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2138 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2140 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2142 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2143 (CMPtype): Define as __gcc_CMPtype.
2145 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2147 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2148 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2150 2009-04-17 Richard Guenther <rguenther@suse.de>
2152 PR tree-optimization/39746
2153 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2154 special-casing for builtins and static variable use/def.
2155 (call_may_clobber_ref_p_1): Likewise.
2157 2009-04-16 Ian Lance Taylor <iant@google.com>
2159 * df.h: Include "timevar.h".
2160 (struct df_problem): Change tv_id field to timevar_id_t.
2161 * tree-pass.h: Include "timevar.h".
2162 (struct opt_pass): Change tv_id field to timevar_id_t.
2163 * timevar.h (timevar_id_t): Define TV_NONE.
2164 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2165 TV_NONE rather than tv_id != 0.
2166 (execute_one_pass): Likewise.
2167 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2168 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2169 dependencies to $(TREE_PASS_H).
2170 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2172 (pass_branch_target_load_optimize2): Likewise.
2173 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2174 (pass_outof_cfg_layout_mode): Likewise.
2175 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2176 (pass_rebuild_cgraph_edges): Likewise.
2177 (pass_remove_cgraph_callee_edges): Likewise.
2178 * df-core.c (pass_df_initialize_opt): Likewise.
2179 (pass_df_initialize_no_opt): Likewise.
2180 (pass_df_finish): Likewise.
2181 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2182 * except.c (pass_set_nothrow_function_flags): Likewise.
2183 (pass_convert_to_eh_region_ranges): Likewise.
2184 * final.c (pass_compute_alignments): Likewise.
2185 * function.c (pass_instantiate_virtual_regs): Likewise.
2186 (pass_init_function): Likewise.
2187 (pass_leaf_regs): Likewise.
2188 (pass_match_asm_constraints): Likewise.
2189 * gimple-low.c (pass_lower_cf): Likewise.
2190 (pass_mark_used_blocks): Likewise.
2191 * init-regs.c (pass_initialize_regs): Likewise.
2192 * integrate.c (pass_initial_value_sets): Likewise.
2193 * ira.c (pass_ira): Likewise.
2194 * jump.c (pass_cleanup_barriers): Likewise.
2195 * omp-low.c (pass_expand_omp): Likewise.
2196 (pass_lower_omp): Likewise.
2197 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2198 * recog.c (pass_split_all_insns): Likewise.
2199 (pass_split_after_reload): Likewise.
2200 (pass_split_before_regstack): Likewise.
2201 (pass_split_before_sched2): Likewise.
2202 (pass_split_for_shorten_branches): Likewise.
2203 * reginfo.c (pass_reginfo_init): Likewise.
2204 (pass_subregs_of_mode_init): Likewise.
2205 (pass_subregs_of_mode_finish): Likewise.
2206 * passes.c (pass_postreload): Likewise.
2207 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2208 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2209 (pass_warn_function_return): Likewise.
2210 (pass_warn_function_noreturn): Likewise.
2211 * tree-complex.c (pass_lower_complex): Likewise.
2212 (pass_lower_complex_O0): Likewise.
2213 * tree-if-conv.c (pass_if_conversion): Likewise.
2214 * tree-into-ssa.c (pass_build_ssa): Likewise.
2215 * tree-mudflap.c (pass_mudflap_1): Likewise.
2216 (pass_mudflap_2): Likewise.
2217 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2218 (pass_mudflap_2): Likewise.
2219 * tree-nrv.c (pass_return_slot): Likewise.
2220 * tree-object-size.c (pass_object_sizes): Likewise.
2221 * tree-optimize.c (pass_all_optimizations): Likewise.
2222 (pass_early_local_passes): Likewise.
2223 (pass_all_early_optimizations): Likewise.
2224 (pass_cleanup_cfg): Likewise.
2225 (pass_cleanup_cfg_post_optimizing): Likewise.
2226 (pass_free_datastructures): Likewise.
2227 (pass_free_cfg_annotations): Likewise.
2228 (pass_fixup_cfg): Likewise.
2229 (pass_init_datastructures): Likewise.
2230 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2231 (pass_late_warn_uninitialized): Likewise.
2232 (pass_update_address_taken): Likewise.
2233 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2234 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2235 (pass_cse_sincos): Likewise.
2236 (pass_convert_to_rsqrt): Likewise.
2237 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2238 * tree-stdarg.c (pass_stdarg): Likewise.
2239 * tree-tailcall.c (pass_tail_recursion): Likewise.
2240 (pass_tail_calls): Likewise.
2241 * tree-vect-generic.c (pass_lower_vector): Likewise.
2242 (pass_lower_vector_ssa): Likewise.
2243 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2245 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2247 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2249 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2251 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2252 logical and signext.
2254 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2257 * config/sh/predicates.md (arith_operand): Check if the operand
2258 of TRUNCATE is a REG.
2260 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2262 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2263 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2265 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2267 * tree-iterator.c (tsi_split_statement_list_after,
2268 tsi_split_statement_list_before): Remove.
2269 * tree-iterator.h: Remove the prototypes for
2270 tsi_split_statement_list_after and tsi_split_statement_list_before.
2272 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2274 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2275 * tree-ssa-propagate.h: Remove the prototype for
2276 stmt_makes_single_load.
2278 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2280 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2281 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2283 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2285 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2287 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2289 * except.c (eh_region_outer_p): Remove.
2290 * except.h: Remove the prototype for eh_region_outer_p.
2292 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2294 * function.c (current_function_assembler_name): Remove.
2295 * function.h: Remove the prototype for
2296 current_function_assembler_name.
2298 2009-04-16 Ian Lance Taylor <iant@google.com>
2300 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2301 (add_reg_note): Call alloc_reg_note.
2302 * rtl.h (alloc_reg_note): Declare.
2303 * combine.c (try_combine): Use alloc_reg_note.
2304 (recog_for_combine, move_deaths): Likewise.
2305 (distribute_notes): Use alloc_reg_note and add_reg_note.
2306 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2307 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2308 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2310 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2312 PR rtl-optimization/39762
2313 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2314 ira_may_move_out_cost): Add comments about way of their usage.
2315 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2317 * ira-conflicts.c (process_regs_for_copy): Use function
2318 ira_get_register_move_cost instead of global
2319 ira_register_move_cost.
2321 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2322 color_pass, move_spill_restore, update_curr_costs): Ditto.
2324 * ira-lives.c (process_single_reg_class_operands): Ditto.
2326 * ira-emit.c (emit_move_list): Ditto.
2328 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2329 (record_reg_classes): Ditto. Use functions
2330 ira_get_register_move_cost and ira_get_may_move_cost instead of
2331 global vars ira_register_move_cost, ira_may_move_out_cost and
2332 ira_may_move_in_cost.
2333 (record_address_regs): Don't call ira_init_register_move_cost.
2334 Use function ira_get_may_move_cost instead of global
2335 ira_may_move_in_cost.
2336 (process_bb_node_for_hard_reg_moves): Use function
2337 ira_get_register_move_cost instead of global ira_register_move_cost.
2338 (ira_costs): Don't call ira_init_register_move_cost.
2340 2009-04-16 Richard Guenther <rguenther@suse.de>
2342 * tree-cfg.c (verify_gimple_assign_binary):
2343 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2344 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2345 (create_general_new_stmt): Note that this function is broken.
2347 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2349 * common.opt (fhelp): Add Var(help_flag).
2350 * gcc-plugin.h (plugin_info): Add help.
2351 * plugin.c (plugin_name_args): Add help.
2352 (register_plugin_info): Set plugin->help.
2353 (print_help_one_plugin): New.
2354 (print_plugins_help): New.
2355 * plugin.h (print_plugins_help): New.
2356 * toplev.c (toplev_main): Call print_plugins_help if needed.
2358 2009-04-16 Richard Guenther <rguenther@suse.de>
2360 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2361 (gimple_ior_addresses_taken_1): New function.
2362 (gimple_ior_addresses_taken): Likewise.
2363 * gimple.h (struct gimple_statement_with_ops_base): Remove
2364 addresses_taken member.
2365 (gimple_ior_addresses_taken): Declare.
2366 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2367 gimple_set_addresses_taken): Remove.
2368 * ipa-reference.c (mark_address): New function.
2369 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2370 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2371 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2372 (gimple_add_to_addresses_taken): Remove.
2373 (get_tmr_operands): Call mark_address_taken.
2374 (get_asm_expr_operands): Likewise.
2375 (get_expr_operands): Likewise.
2376 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2377 (free_stmt_operands): Do not free it.
2378 * tree-ssa.c (delete_tree_ssa): Likewise.
2379 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2381 2009-04-16 Richard Guenther <rguenther@suse.de>
2383 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2384 (walk_stmt_load_store_ops): Likewise.
2385 * gimple.c (get_base_loadstore): New function.
2386 (walk_stmt_load_store_addr_ops): Likewise.
2387 (walk_stmt_load_store_ops): Likewise.
2388 * ipa-pure-const.c (check_op): Simplify.
2389 (check_load, check_store): New functions.
2390 (check_stmt): Use walk_stmt_load_store_ops.
2391 * ipa-reference.c (mark_load): Adjust signature.
2392 (mark_store): Likewise.
2393 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2395 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2397 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2399 * opts.c (common_handle_option): Don't call print_version.
2400 * plugin.c (plugin_name_args): Add version.
2401 (register_plugin_info): New.
2402 (register_callback): Handle PLUGIN_INFO.
2403 (try_init_one_plugin): New.
2404 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2406 (finalize_one_plugin): New.
2407 (finalize_plugins): New.
2408 (print_one_plugin): New.
2409 (print_plugins_versions): New.
2410 * plugin.h (print_plugins_versions): New.
2411 (finalize_plugins): New.
2412 * toplev.c (compile_file): Don't call initialize_plugins.
2413 (print_version): Call print_plugins_versions.
2414 (toplev_main): Call initialize_plugins. Print version if needed.
2415 Call finalize_plugins.
2417 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2419 * common.opt (fversion): New.
2420 * gcc.c (print_version): New.
2421 (process_command): Don't print the version. Just set print_version.
2422 (main): Print version. Call subprocesses if print_version and
2423 verbose_flag are set.
2424 * opts.c (common_handle_option): Handle OPT_fversion.
2426 2009-04-16 Richard Guenther <rguenther@suse.de>
2427 Ira Rosen <irar@il.ibm.com>
2429 PR tree-optimization/39698
2430 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2431 type of the reduction variable. Only generate the def if
2434 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2435 make sure to first convert to an integer of the same precision.
2436 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2437 the type of the evolution correctly in computing the new
2438 induction variable base.
2440 2009-04-16 Richard Guenther <rguenther@suse.de>
2443 * tree-cfg.c (make_blocks): Split statements with to-be
2444 abnormal SSA names on the lhs.
2446 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2448 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2449 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2450 * c-typeck.c (really_start_incremental_init): Likewise.
2451 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2452 (TARGET_INITIALIZER): Remove it.
2453 * target.h (struct target): Remove vector_opaque_p.
2454 * tree.c (build_opaque_vector_type): New.
2455 * tree.h (TYPE_VECTOR_OPAQUE): New.
2456 (build_opaque_vector_type): Declare.
2457 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2458 * config/rs6000/rs6000.c (build_opaque_vector_type,
2459 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2460 (rs6000_init_builtins): Use build_opaque_vector_type for
2461 opaque_V4SI_type_node.
2463 2009-04-15 Catherine Moore <clm@codesourcery.com>
2465 * debug.h (set_name): Declare.
2466 * dwarf2out.c (dwarf2out_set_name): Declare.
2467 (dwarf2_debug_hooks): Add set_name.
2468 (find_AT_string): New.
2469 (add_AT_string): Call find_AT_string.
2470 (dwarf2out_set_name): New.
2471 * cp/decl.c (grokdeclarator): Call set_name.
2472 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2473 * debug.c (do_nothing_debug_hooks): Likewise.
2474 * dbxout.c (dbx_debug_hooks): Likewise.
2475 * sdbout.c (sdb_debug_hooks): Likewise.
2477 2009-04-15 Michael Eager <eager@eagercon.com>
2479 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2480 reg for single-precision FPU.
2481 * config/rs6000/rs6000.md (movsi_internal1): Only for
2483 (movsi_internal1_single): New. Add pattern to move SI values to/from
2484 single-precision FP regs.
2486 2009-04-15 Richard Guenther <rguenther@suse.de>
2488 * omp-low.c (lower_rec_input_clauses): Build correct address
2490 (expand_omp_for_generic): Fix multiplication type.
2491 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2492 (generate_memset_zero): Fix types.
2493 * tree-profile.c (prepare_instrumented_value): Correctly
2496 2009-04-15 Ian Lance Taylor <iant@google.com>
2498 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2499 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2500 for -Wall and for -Wc++-compat.
2501 (c_common_post_options): For C++, set warn_enum_compare if not
2503 * c-tree.h (struct c_expr): Add field original_type.
2504 (build_external_ref): Update declaration.
2505 * c-parser.c (c_parser_braced_init): Set original_type.
2506 (c_parser_initelt): Likewise.
2507 (c_parser_expr_no_commas): Likewise.
2508 (c_parser_conditional_expression): Likewise.
2509 (c_parser_cast_expression): Likewise.
2510 (c_parser_unary_expression): Likewise. Pull setting of
2511 original_code to top of function.
2512 (c_parser_sizeof_expression): Set original_type.
2513 (c_parser_alignof_expression): Likewise.
2514 (c_parser_postfix_expression): Likewise. Pull setting of
2515 original_code to top of function.
2516 (c_parser_postfix_expression_after_paren_type): Set original_type.
2517 (c_parser_postfix_expression_after_primary): Likewise.
2518 (c_parser_expression): Likewise.
2519 * c-typeck.c (build_external_ref): Add type parameter. Change all
2521 (c_expr_sizeof_expr): Set original_type field.
2522 (parser_build_unary_op): Likewise.
2523 (parser_build_binary_op): Likewise. Optionally warn about
2524 comparisons of enums of different types.
2525 (digest_init): Set original_type field.
2526 (really_start_incremental_init): Likewise.
2527 (push_init_level, pop_init_level): Likewise.
2528 * doc/invoke.texi (Warning Options): -Wenum-compare now
2531 2009-04-15 Richard Guenther <rguenther@suse.de>
2533 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2534 out a necessary conversion.
2535 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2536 names we didn't value number.
2537 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2539 2009-04-15 Richard Guenther <rguenther@suse.de>
2541 PR tree-optimization/39764
2542 * tree-ssa-ccp.c (get_value): Canonicalize value with
2543 canonicalize_float_value.
2545 2009-04-15 Jan Hubicka <jh@suse.cz>
2547 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2548 Wrong version of patch.
2550 2009-04-15 Jan Hubicka <jh@suse.cz>
2552 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2554 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2556 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2557 our distinct integral and vector types.
2559 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2561 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2562 * init.c (build_vtbl_address): Remove call to assemble_external.
2564 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2566 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2567 output for other floating point modes.
2569 2009-04-14 Diego Novillo <dnovillo@google.com>
2571 * diagnostic.c (diagnostic_report_diagnostic): Do not
2572 warn about loaded plugins for DK_ERROR and DK_WARNING.
2573 * c-decl.c (declspecs_add_type): Move call to
2574 invoke_plugin_callbacks ...
2575 * c-parser.c (c_parser_declspecs): ... here.
2576 * plugin.c (dump_active_plugins): Tidy output.
2578 2009-04-14 Diego Novillo <dnovillo@google.com>
2579 Le-Chun Wu <lcwu@google.com>
2581 * configure.ac: Add --enable-plugin support.
2582 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2583 * Makefile.in (PLUGIN_H): Define.
2584 Export ENABLE_PLUGIN and GMPINC to site.exp.
2585 Add PLUGINLIBS to link command.
2586 Add/modify dependencies for plugin.o and files including plugin.h.
2588 * config.in: Regenerate.
2590 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2593 2009-04-14 Le-Chun Wu <lcwu@google.com>
2595 * tree-pass.h (register_one_dump_file): Add a prototype for
2596 register_one_dump_file.
2597 * toplev.c (compile_file): Call initialize_plugins.
2598 (do_compile): Call invoke_plugin_callbacks.
2599 (toplev_main): Call invoke_plugin_callbacks.
2600 * common.opt: Add -fplugin= and -fplugin-arg-.
2601 * gcc-plugin.h: New public header file for plugins to include.
2602 * plugin.c: New source file.
2603 * plugin.h: New internal header file.
2604 * passes.c (register_one_dump_file): Make it external.
2606 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2608 2009-04-14 Diego Novillo <dnovillo@google.com>
2610 * doc/plugins.texi: New.
2611 * doc/gccint.texi: Add reference to Plugins chapter.
2612 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2613 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2614 loaded plugins, if any.
2615 * timevar.def (TV_PLUGIN_INIT): Define.
2616 (TV_PLUGIN_RUN): Define.
2617 * plugin.c: Include timevar.h
2618 (plugins_active_p): New.
2619 (dump_active_plugins): New.
2620 (debug_active_plugins): New.
2622 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2624 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2626 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2628 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2630 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2631 the same as a minus without a shift.
2633 2009-04-14 Nick Clifton <nickc@redhat.com>
2635 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2636 comparisons with small integers will always produce a short
2639 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2642 2008-12-19 Diego Novillo <dnovillo@google.com>
2644 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2646 2009-04-14 Richard Guenther <rguenther@suse.de>
2648 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2650 (verify_gimple_assign_binary): Likewise. Handle shifts and
2652 (verify_gimple_phi): Print the mismatched argument position.
2653 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2655 (vect_update_init_of_dr): Likewise.
2656 * matrix-reorg.c (transform_access_sites): Do what the
2658 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2660 2009-04-13 Michael Eager <eager@eagercon.com>
2662 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2663 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2664 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2665 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2666 remove duplicate config
2668 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2670 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2671 file_name:line_number type locator of the call site.
2673 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2675 * genautomata.c: Put blank after comma.
2676 (automaton_decls): New.
2677 (struct unit_usage): Add comments to member next.
2678 (store_alt_unit_usage): Keep the list ordered.
2679 (unit_present_on_list_p, equal_alternatives_p): New.
2680 (check_regexp_units_distribution): Check units distribution
2681 correctness correctly.
2682 (main): Don't write automata if error is found. Return correct
2685 * config/m68k/cf.md (cfv4_ds): Remove.
2686 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2687 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2689 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2690 power4-load-ext, power4-store, power4-store-update,
2691 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2692 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2693 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2694 power4-sqrt, power4-isync): Modify reservation to make correct
2695 unit distribution to automata.
2697 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2698 power5-store-update, power5-two, power5-three, power5-lmul,
2699 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2701 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2703 * except.c (pass_set_nothrow_function_flags): Set name and add
2705 (set_nothrow_function_flags): Mention in the dump file when
2706 changing a function to nothrow.
2708 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2711 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2712 instead of unsigned long.
2714 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2716 * config/arm/arm.c (return_used_this_function): Remove.
2717 (arm_output_function_prologue): Remove use of
2718 return_used_this_function.
2719 (output_return_instruction): Replace use of
2720 return_used_this_function
2721 by cfun->machine->return_used_this_function.
2722 (arm_output_epilogue): Likewise.
2723 (arm_output_function_epilogue): Likewise.
2724 (thumb_unexpanded_epilogue): Likewise.
2725 * config/arm/arm.h (struct machine_function):
2726 New member return_used_this_function.
2728 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2730 * doc/install.texi: Correct description of default directory for
2731 --with-gxx-include-dir.
2733 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2735 * fold-const.c (build_range_check): Properly deal with enumeral and
2738 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2740 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2741 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2742 * params.h (MAX_GCSE_PASSES): Remove.
2743 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2744 in sequence. Remove ability to run multiple passes.
2745 (bypass_jumps): Report run as third CPROP pass.
2747 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2750 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2751 when deciding whether the whole SEQUENCE can throw.
2753 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2756 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2757 offseted label references.
2759 2009-04-11 Jan Hubicka <jh@suse.cz>
2761 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2763 2009-04-11 Richard Guenther <rguenther@suse.de>
2766 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2767 return variables as TREE_ADDRESSABLE.
2769 2009-04-11 Richard Guenther <rguenther@suse.de>
2771 PR tree-optimization/39713
2772 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2773 reference trees have SSA_NAME operands.
2775 2009-04-11 Richard Guenther <rguenther@suse.de>
2778 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2779 address expressions.
2781 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2783 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2784 match changes in Cygwin 1.7
2785 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2786 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2788 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2790 PR tree-optimization/39701
2791 * doc/invoke.texi (Optimization Options): Document change in
2792 meaning and initialization of -fdelete-null-pointer-checks.
2794 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2797 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2799 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2802 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2804 2009-04-10 Chao-ying Fu <fu@mips.com>
2806 * doc/tm.texi (Instruction Output): Document
2807 TARGET_ASM_FINAL_POSTSCAN_INSN.
2808 * target.h (final_postscan_insn): New field in asm_out.
2809 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2810 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2811 * final.c (final_scan_insn): Call
2812 targetm.asm_out.final_postscan_insn after outputting
2813 an asm macro and a normal instruction.
2815 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2816 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2817 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2818 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2819 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2821 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2824 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2825 variables as non-NULL even with -fdelete-null-pointer-checks.
2827 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2829 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2831 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2834 * config/i386/i386.c (classify_argument): Handle SCmode with
2835 (bit_offset % 64) != 0.
2837 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2839 * doc/invoke.texi (Optimize Options): Add cross-reference to
2840 -Q --help=optimizers examples.
2842 2009-04-10 Ben Elliston <bje@au.ibm.com>
2845 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2846 regalign for the reg == fpr and TDmode case.
2848 2009-04-09 David Ayers <ayers@fsfe.org>
2851 * objc/objc-act.c (warn_with_method): Remove helper function.
2852 (check_duplicates): Call warning and inform directly.
2853 (really_start_method): Likewise.
2855 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2857 * expmed.c (expand_divmod): Always use a comparison for a division
2858 by a large unsigned integer.
2860 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2861 for things others than variables or functions as nonzero.
2863 2009-04-09 Nick Clifton <nickc@redhat.com>
2865 * unwind-compat.c: Change copyright header to refer to version
2866 3 of the GNU General Public License with version 3.1 of the
2867 GCC Runtime Library Exception and to point readers at the
2868 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2869 * config/alpha/crtfastmath.c: Likewise.
2870 * config/alpha/linux-unwind.h: Likewise.
2871 * config/alpha/qrnnd.asm: Likewise.
2872 * config/alpha/vms-crt0-64.c: Likewise.
2873 * config/alpha/vms-crt0.c: Likewise.
2874 * config/alpha/vms-dwarf2.asm: Likewise.
2875 * config/alpha/vms-dwarf2eh.asm: Likewise.
2876 * config/alpha/vms-psxcrt0-64.c: Likewise.
2877 * config/alpha/vms-psxcrt0.c: Likewise.
2878 * config/alpha/vms_tramp.asm: Likewise.
2879 * config/arc/initfini.c: Likewise.
2880 * config/arc/lib1funcs.asm: Likewise.
2881 * config/arm/bpabi-v6m.S: Likewise.
2882 * config/arm/bpabi.S: Likewise.
2883 * config/arm/bpabi.c: Likewise.
2884 * config/arm/crti.asm: Likewise.
2885 * config/arm/crtn.asm: Likewise.
2886 * config/arm/ieee754-df.S: Likewise.
2887 * config/arm/ieee754-sf.S: Likewise.
2888 * config/arm/lib1funcs.asm: Likewise.
2889 * config/arm/libunwind.S: Likewise.
2890 * config/arm/linux-atomic.c: Likewise.
2891 * config/arm/mmintrin.h: Likewise.
2892 * config/arm/pr-support.c: Likewise.
2893 * config/arm/unaligned-funcs.c: Likewise.
2894 * config/arm/unwind-arm.c: Likewise.
2895 * config/arm/unwind-arm.h: Likewise.
2896 * config/avr/libgcc.S: Likewise.
2897 * config/bfin/crti.s: Likewise.
2898 * config/bfin/crtlibid.s: Likewise.
2899 * config/bfin/crtn.s: Likewise.
2900 * config/bfin/lib1funcs.asm: Likewise.
2901 * config/bfin/linux-unwind.h: Likewise.
2902 * config/cris/arit.c: Likewise.
2903 * config/cris/cris_abi_symbol.c: Likewise.
2904 * config/darwin-64.c: Likewise.
2905 * config/darwin-crt2.c: Likewise.
2906 * config/darwin-crt3.c: Likewise.
2907 * config/darwin.h: Likewise.
2908 * config/dbxelf.h: Likewise.
2909 * config/dfp-bit.c: Likewise.
2910 * config/dfp-bit.h: Likewise.
2911 * config/elfos.h: Likewise.
2912 * config/fixed-bit.c: Likewise.
2913 * config/fixed-bit.h: Likewise.
2914 * config/fp-bit.c: Likewise.
2915 * config/fp-bit.h: Likewise.
2916 * config/fr30/crti.asm: Likewise.
2917 * config/fr30/crtn.asm: Likewise.
2918 * config/fr30/lib1funcs.asm: Likewise.
2919 * config/freebsd-spec.h: Likewise.
2920 * config/frv/cmovd.c: Likewise.
2921 * config/frv/cmovh.c: Likewise.
2922 * config/frv/cmovw.c: Likewise.
2923 * config/frv/frvbegin.c: Likewise.
2924 * config/frv/frvend.c: Likewise.
2925 * config/frv/lib1funcs.asm: Likewise.
2926 * config/glibc-stdint.h: Likewise.
2927 * config/h8300/clzhi2.c: Likewise.
2928 * config/h8300/crti.asm: Likewise.
2929 * config/h8300/crtn.asm: Likewise.
2930 * config/h8300/ctzhi2.c: Likewise.
2931 * config/h8300/fixunssfsi.c: Likewise.
2932 * config/h8300/lib1funcs.asm: Likewise.
2933 * config/h8300/parityhi2.c: Likewise.
2934 * config/h8300/popcounthi2.c: Likewise.
2935 * config/i386/ammintrin.h: Likewise.
2936 * config/i386/att.h: Likewise.
2937 * config/i386/avxintrin.h: Likewise.
2938 * config/i386/biarch64.h: Likewise.
2939 * config/i386/bmmintrin.h: Likewise.
2940 * config/i386/cpuid.h: Likewise.
2941 * config/i386/cross-stdarg.h: Likewise.
2942 * config/i386/crtfastmath.c: Likewise.
2943 * config/i386/crtprec.c: Likewise.
2944 * config/i386/cygming-crtbegin.c: Likewise.
2945 * config/i386/cygming-crtend.c: Likewise.
2946 * config/i386/cygwin.asm: Likewise.
2947 * config/i386/emmintrin.h: Likewise.
2948 * config/i386/gmm_malloc.h: Likewise.
2949 * config/i386/gthr-win32.c: Likewise.
2950 * config/i386/i386.h: Likewise.
2951 * config/i386/immintrin.h: Likewise.
2952 * config/i386/linux-unwind.h: Likewise.
2953 * config/i386/linux64.h: Likewise.
2954 * config/i386/mm3dnow.h: Likewise.
2955 * config/i386/mmintrin-common.h: Likewise.
2956 * config/i386/mmintrin.h: Likewise.
2957 * config/i386/nmmintrin.h: Likewise.
2958 * config/i386/pmm_malloc.h: Likewise.
2959 * config/i386/pmmintrin.h: Likewise.
2960 * config/i386/smmintrin.h: Likewise.
2961 * config/i386/sol2-c1.asm: Likewise.
2962 * config/i386/sol2-ci.asm: Likewise.
2963 * config/i386/sol2-cn.asm: Likewise.
2964 * config/i386/sol2-gc1.asm: Likewise.
2965 * config/i386/tmmintrin.h: Likewise.
2966 * config/i386/unix.h: Likewise.
2967 * config/i386/w32-unwind.h: Likewise.
2968 * config/i386/wmmintrin.h: Likewise.
2969 * config/i386/x86-64.h: Likewise.
2970 * config/i386/x86intrin.h: Likewise.
2971 * config/i386/xmmintrin.h: Likewise.
2972 * config/ia64/crtbegin.asm: Likewise.
2973 * config/ia64/crtend.asm: Likewise.
2974 * config/ia64/crtfastmath.c: Likewise.
2975 * config/ia64/crti.asm: Likewise.
2976 * config/ia64/crtn.asm: Likewise.
2977 * config/ia64/fde-glibc.c: Likewise.
2978 * config/ia64/lib1funcs.asm: Likewise.
2979 * config/ia64/linux-unwind.h: Likewise.
2980 * config/ia64/quadlib.c: Likewise.
2981 * config/ia64/unwind-ia64.c: Likewise.
2982 * config/linux.h: Likewise.
2983 * config/m32c/m32c-lib1.S: Likewise.
2984 * config/m32c/m32c-lib2-trapv.c: Likewise.
2985 * config/m32c/m32c-lib2.c: Likewise.
2986 * config/m32r/initfini.c: Likewise.
2987 * config/m68hc11/larith.asm: Likewise.
2988 * config/m68hc11/m68hc11-crt0.S: Likewise.
2989 * config/m68k/cf.md: Likewise.
2990 * config/m68k/crti.s: Likewise.
2991 * config/m68k/crtn.s: Likewise.
2992 * config/m68k/lb1sf68.asm: Likewise.
2993 * config/m68k/linux-unwind.h: Likewise.
2994 * config/mcore/crti.asm: Likewise.
2995 * config/mcore/crtn.asm: Likewise.
2996 * config/mcore/lib1.asm: Likewise.
2997 * config/mips/linux-unwind.h: Likewise.
2998 * config/mips/loongson.h: Likewise.
2999 * config/mips/mips16.S: Likewise.
3000 * config/mmix/crti.asm: Likewise.
3001 * config/mmix/crtn.asm: Likewise.
3002 * config/pa/fptr.c: Likewise.
3003 * config/pa/hpux-unwind.h: Likewise.
3004 * config/pa/lib2funcs.asm: Likewise.
3005 * config/pa/linux-atomic.c: Likewise.
3006 * config/pa/linux-unwind.h: Likewise.
3007 * config/pa/milli64.S: Likewise.
3008 * config/pa/quadlib.c: Likewise.
3009 * config/pa/stublib.c: Likewise.
3010 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3011 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3012 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3013 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3014 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3015 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3016 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3017 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3018 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3019 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3020 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3021 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3022 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3023 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3024 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3025 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3026 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3027 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3028 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3029 * config/rs6000/750cl.h: Likewise.
3030 * config/rs6000/altivec.h: Likewise.
3031 * config/rs6000/biarch64.h: Likewise.
3032 * config/rs6000/crtresfpr.asm: Likewise.
3033 * config/rs6000/crtresgpr.asm: Likewise.
3034 * config/rs6000/crtresxfpr.asm: Likewise.
3035 * config/rs6000/crtresxgpr.asm: Likewise.
3036 * config/rs6000/crtsavfpr.asm: Likewise.
3037 * config/rs6000/crtsavgpr.asm: Likewise.
3038 * config/rs6000/darwin-asm.h: Likewise.
3039 * config/rs6000/darwin-fallback.c: Likewise.
3040 * config/rs6000/darwin-fpsave.asm: Likewise.
3041 * config/rs6000/darwin-ldouble.c: Likewise.
3042 * config/rs6000/darwin-tramp.asm: Likewise.
3043 * config/rs6000/darwin-unwind.h: Likewise.
3044 * config/rs6000/darwin-vecsave.asm: Likewise.
3045 * config/rs6000/darwin-world.asm: Likewise.
3046 * config/rs6000/e500crtres32gpr.asm: Likewise.
3047 * config/rs6000/e500crtres64gpr.asm: Likewise.
3048 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3049 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3050 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3051 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3052 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3053 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3054 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3055 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3056 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3057 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3058 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3059 * config/rs6000/eabi-ci.asm: Likewise.
3060 * config/rs6000/eabi-cn.asm: Likewise.
3061 * config/rs6000/eabi.asm: Likewise.
3062 * config/rs6000/linux-unwind.h: Likewise.
3063 * config/rs6000/linux64.h: Likewise.
3064 * config/rs6000/paired.h: Likewise.
3065 * config/rs6000/paired.md: Likewise.
3066 * config/rs6000/ppc64-fp.c: Likewise.
3067 * config/rs6000/ppu_intrinsics.h: Likewise.
3068 * config/rs6000/rs6000.h: Likewise.
3069 * config/rs6000/si2vmx.h: Likewise.
3070 * config/rs6000/sol-ci.asm: Likewise.
3071 * config/rs6000/sol-cn.asm: Likewise.
3072 * config/rs6000/spe.h: Likewise.
3073 * config/rs6000/spu2vmx.h: Likewise.
3074 * config/rs6000/sysv4.h: Likewise.
3075 * config/rs6000/tramp.asm: Likewise.
3076 * config/rs6000/vec_types.h: Likewise.
3077 * config/s390/linux-unwind.h: Likewise.
3078 * config/s390/tpf-unwind.h: Likewise.
3079 * config/score/crti.asm: Likewise.
3080 * config/score/crtn.asm: Likewise.
3081 * config/sh/crt1.asm: Likewise.
3082 * config/sh/crti.asm: Likewise.
3083 * config/sh/crtn.asm: Likewise.
3084 * config/sh/divtab-sh4-300.c: Likewise.
3085 * config/sh/divtab-sh4.c: Likewise.
3086 * config/sh/divtab.c: Likewise.
3087 * config/sh/lib1funcs-4-300.asm: Likewise.
3088 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3089 * config/sh/lib1funcs.asm: Likewise.
3090 * config/sh/lib1funcs.h: Likewise.
3091 * config/sh/linux-atomic.asm: Likewise.
3092 * config/sh/linux-unwind.h: Likewise.
3093 * config/sh/shmedia.h: Likewise.
3094 * config/sh/sshmedia.h: Likewise.
3095 * config/sh/ushmedia.h: Likewise.
3096 * config/sparc/crtfastmath.c: Likewise.
3097 * config/sparc/linux-unwind.h: Likewise.
3098 * config/sparc/sol2-c1.asm: Likewise.
3099 * config/sparc/sol2-ci.asm: Likewise.
3100 * config/sparc/sol2-cn.asm: Likewise.
3101 * config/spu/divmodti4.c: Likewise.
3102 * config/spu/divv2df3.c: Likewise.
3103 * config/spu/float_disf.c: Likewise.
3104 * config/spu/float_unsdidf.c: Likewise.
3105 * config/spu/float_unsdisf.c: Likewise.
3106 * config/spu/float_unssidf.c: Likewise.
3107 * config/spu/mfc_multi_tag_release.c: Likewise.
3108 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3109 * config/spu/mfc_tag_release.c: Likewise.
3110 * config/spu/mfc_tag_reserve.c: Likewise.
3111 * config/spu/mfc_tag_table.c: Likewise.
3112 * config/spu/multi3.c: Likewise.
3113 * config/spu/spu_internals.h: Likewise.
3114 * config/spu/spu_intrinsics.h: Likewise.
3115 * config/spu/spu_mfcio.h: Likewise.
3116 * config/spu/vec_types.h: Likewise.
3117 * config/spu/vmx2spu.h: Likewise.
3118 * config/stormy16/stormy16-lib2.c: Likewise.
3119 * config/svr4.h: Likewise.
3120 * config/sync.c: Likewise.
3121 * config/v850/lib1funcs.asm: Likewise.
3122 * config/vxlib-tls.c: Likewise.
3123 * config/vxlib.c: Likewise.
3124 * config/vxworks-dummy.h: Likewise.
3125 * config/xtensa/crti.asm: Likewise.
3126 * config/xtensa/crtn.asm: Likewise.
3127 * config/xtensa/ieee754-df.S: Likewise.
3128 * config/xtensa/ieee754-sf.S: Likewise.
3129 * config/xtensa/lib1funcs.asm: Likewise.
3130 * config/xtensa/lib2funcs.S: Likewise.
3131 * config/xtensa/linux-unwind.h: Likewise.
3132 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3133 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3134 * coretypes.h: Likewise.
3135 * crtstuff.c: Likewise.
3136 * defaults.h: Likewise.
3137 * dwarf2.h: Likewise.
3138 * emutls.c: Likewise.
3139 * gbl-ctors.h: Likewise.
3140 * gcov-io.h: Likewise.
3141 * ginclude/float.h: Likewise.
3142 * ginclude/iso646.h: Likewise.
3143 * ginclude/stdarg.h: Likewise.
3144 * ginclude/stdbool.h: Likewise.
3145 * ginclude/stddef.h: Likewise.
3146 * ginclude/stdfix.h: Likewise.
3147 * ginclude/stdint-gcc.h: Likewise.
3148 * ginclude/tgmath.h: Likewise.
3149 * gthr-aix.h: Likewise.
3150 * gthr-dce.h: Likewise.
3151 * gthr-gnat.c: Likewise.
3152 * gthr-gnat.h: Likewise.
3153 * gthr-lynx.h: Likewise.
3154 * gthr-mipssde.h: Likewise.
3155 * gthr-nks.h: Likewise.
3156 * gthr-posix.c: Likewise.
3157 * gthr-posix.h: Likewise.
3158 * gthr-posix95.h: Likewise.
3159 * gthr-rtems.h: Likewise.
3160 * gthr-single.h: Likewise.
3161 * gthr-solaris.h: Likewise.
3162 * gthr-tpf.h: Likewise.
3163 * gthr-vxworks.h: Likewise.
3164 * gthr-win32.h: Likewise.
3166 * libgcc2.c: Likewise.
3167 * libgcc2.h: Likewise.
3168 * libgcov.c: Likewise.
3169 * tsystem.h: Likewise.
3170 * typeclass.h: Likewise.
3171 * unwind-c.c: Likewise.
3172 * unwind-compat.h: Likewise.
3173 * unwind-dw2-fde-compat.c: Likewise.
3174 * unwind-dw2-fde-darwin.c: Likewise.
3175 * unwind-dw2-fde-glibc.c: Likewise.
3176 * unwind-dw2-fde.c: Likewise.
3177 * unwind-dw2-fde.h: Likewise.
3178 * unwind-dw2.c: Likewise.
3179 * unwind-dw2.h: Likewise.
3180 * unwind-generic.h: Likewise.
3181 * unwind-pe.h: Likewise.
3182 * unwind-sjlj.c: Likewise.
3183 * unwind.inc: Likewise.
3184 * config/arm/neon-gen.ml: Change generated copyright header to
3185 refer to version 3 of the GNU General Public License with
3186 version 3.1 of the GCC Runtime Library Exception and to point
3187 readers at the COPYING3 and COPYING3.RUNTIME files and the
3188 FSF's license web page.
3189 * config/arm/arm_neon.h: Regenerate.
3191 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3193 * config/cris/cris.md: Change copyright header to refer to version
3194 3 of the GNU General Public License.
3195 * doc/install.texi2html: Change copyright header to refer to version
3196 3 of the GNU General Public License and to point readers at the
3197 COPYING3 file and the FSF's license web page.
3198 * config/vax/linux.h: Likewise.
3200 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3202 * config/i386/i386.md (cmpcc): New.
3203 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3204 (sync_compare_and_swap_cc*): Delete.
3206 * config/s390/s390.c (s390_compare_emitted): Remove.
3207 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3208 s390_compare_emitted used to be handled. Assert that modes match.
3209 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3210 refer to sync_compare_and_swap_ccsi.
3211 * config/s390/s390.h (s390_compare_emitted): Remove.
3212 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3213 instead of s390_compare_emitted.
3214 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3215 instead of s390_compare_emitted.
3216 * config/s390/s390.md (cmpcc): New.
3217 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3218 CC_REGNUM, do not pretend it's set.
3219 (sync_compare_and_swap_cc*): Delete.
3220 * config/s390/predicates.md (cc_reg_operand): New.
3222 * expr.c (sync_compare_and_swap_cc): Delete.
3223 * optabs.h (sync_compare_and_swap_cc): Delete.
3224 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3225 is being used with can_compare_p.
3226 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3228 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3229 look for a MODE_CC set instead. Use emit_store_flag.
3230 (expand_compare_and_swap_loop): Likewise, with some additional
3231 complication to avoid a force_reg when useless. Use
3232 emit_cmp_and_jump_insns.
3233 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3234 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3235 sync_compare_and_swap documentation.
3237 2009-04-09 Jan Hubicka <jh@suse.cz>
3239 * except.c (find_prev_try): Break out from ....
3240 (duplicate_eh_regions): ... here; properly update prev_try pointers
3241 when duplication part of tree.
3242 (dump_eh_tree): Improve dumping.
3243 (verify_eh_region): New.
3244 (verify_eh_tree): Use it.
3246 2009-04-06 Richard Guenther <rguenther@suse.de>
3248 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3249 &ARRAY addresses by adjusting their types and prepending
3251 * tree-cfg.c (verify_gimple_assign_single): Verify that
3252 addresses are correct.
3254 2009-04-09 Richard Guenther <rguenther@suse.de>
3256 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3257 indices into an array reference if possible.
3258 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3259 Fold POINTER_PLUS_EXPR statements with invariant address.
3261 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3264 * config.gcc (powerpc64-*-linux*): Always build biarch.
3266 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3269 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3270 it and pedwarn if this results in an INTEGER_CST.
3272 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3274 * doc/install.texi: Update minimum GMP version. Remove obsolete
3275 text in MPFR section.
3277 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3279 * dwarf2out.c (class_scope_p): New static inline.
3280 (class_or_namespace_scope_p): Use it.
3281 (gen_variable_die): Use DW_TAG_member tag for static data member
3282 declarations instead of DW_TAG_variable.
3285 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3288 2009-04-08 Richard Guenther <rguenther@suse.de>
3290 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3291 valueize random data.
3293 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3295 * config.gcc (aix tm_file): Add aix-stdint.h.
3296 (aix tm clause use_gcc_stdint): Set to wrap.
3297 * config/rs6000/aix-stdint.h: New file.
3299 2009-04-08 Richard Guenther <rguenther@suse.de>
3302 * tree-dfa.c (add_referenced_var): Do not recurse into
3303 global initializers.
3304 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3306 (fold_const_aggregate_ref): Likewise.
3308 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3310 * recog.c (ordered_comparison_operator): New.
3311 * gensupport.c (std_preds): Add it.
3312 * doc/md.texi (Machine-Independent Predicates): Document it.
3314 2009-04-08 Jan Hubicka <jh@suse.cz>
3316 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3317 * function.h (rtl_eh): Remove exception_handler_label_map.
3318 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3319 remove_exception_handler_label, for_each_eh_label_1): Remove.
3320 (rtl_remove_unreachable_regions): Remove.
3321 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3322 (find_exception_handler_labels): Don't build the hashtable.
3323 (maybe_remove_eh_handler): Remove.
3324 (for_each_eh_label): Rewrite to walk the tree.
3325 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3326 * except.h (maybe_remove_eh_handler): Remove.
3327 * passes.c (init_optimization_passes): Schedule second EH cleanup
3329 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3330 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3332 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3334 * genoutput.c (validate_optab_operands): New.
3335 (gen_insn, gen_expand): Call it.
3337 * genflags.c (gen_insn): Detect misused iterators.
3338 (main): Pass line_no to gen_insn, exit with status 1 on error.
3340 * genextract.c (line_no): Make global.
3341 (VEC_safe_set_locstr): Change assertion to error message.
3342 (main): Exit with status 1 on error.
3344 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3348 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3349 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3350 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3351 * c-convert.c (convert): Do not call fold on results of conversion
3352 functions when the result is a C_MAYBE_CONST_EXPR.
3353 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3354 of __builtin_choose_expr.
3355 * c-typeck.c (remove_c_maybe_const_expr): New.
3356 (build_unary_op, build_conditional_expr, build_compound_expr,
3357 build_binary_op, c_objc_common_truthvalue_conversion): Call
3358 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3361 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3363 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3364 CODE to produce a new one. Add a prototype to use fold_convert_const
3366 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3369 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3370 mix declarations and code.
3372 2009-04-08 Ben Elliston <bje@au.ibm.com>
3374 * gcc.c: Replace `CC' with `GCC' throughout.
3376 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3378 * doc/invoke.texi: Document Atom support.
3380 2009-04-07 Jason Merrill <jason@redhat.com>
3383 * c-common.h, c-common.c: Add flag_pretty_templates.
3384 * c-opts.c (c_common_handle_option): Set it.
3385 * c.opt: Add -fno-pretty-templates.
3386 * doc/invoke.texi (C++ Dialect Options): Likewise.
3388 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3390 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3391 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3392 (ia64_expand_builtin): Likewise.
3394 2009-04-07 Martin Jambor <mjambor@suse.cz>
3396 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3397 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3398 ADDR_EXPRS are include too.
3400 2009-04-07 Richard Guenther <rguenther@suse.de>
3402 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3403 decls are only used if passes as parameters or if they are
3404 local statics and the call is not to a builtin.
3405 (call_may_clobber_ref_p_1): Likewise.
3407 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3409 * expr.c (do_store_flag): Remove last argument. Simplify code
3410 to avoid duplication of tests already done by can_compare_p.
3411 (expand_expr_real_1): Adjust caller.
3413 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3415 * optabs.c (can_compare_p): Test the predicate of a
3416 cbranch and cstore pattern.
3418 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3420 * expr.c (convert_move): Use emit_store_flag instead of
3423 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3425 * config/i386/i386.c (ix86_compare_emitted): Remove.
3426 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3427 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3428 * config/i386/i386.h (ix86_compare_emitted): Remove.
3429 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3430 instead of ix86_compare_emitted.
3431 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3433 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3435 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3436 Add t-sysroot-suffix to tmake_file.
3437 * config/print-sysroot-suffix.sh: New file.
3438 * config/t-sysroot-suffix: New file.
3440 2009-04-07 Ben Elliston <bje@au.ibm.com>
3442 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3443 as the latter produces a warning when the target does not support
3446 2009-04-07 Ben Elliston <bje@au.ibm.com>
3448 * dfp.c: Replace type punning assignments with memcpy throughout.
3449 * Makefile.in (dfp.o-warn): Remove.
3451 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3454 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3455 Include soft-fp/t-softfp after rs6000/t-linux64.
3457 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3459 * stor-layout.c (set_sizetype): Use the full precision of their
3460 machine mode for bitsize types.
3462 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3464 * config/i386/i386.md: Revert 2 accidental checkins.
3466 2009-04-06 Joey Ye <joey.ye@intel.com>
3467 Xuepeng Guo <xuepeng.guo@intel.com>
3468 H.J. Lu <hongjiu.lu@intel.com>
3470 Atom pipeline model, tuning and insn selection.
3471 * config.gcc (atom): Add atom config options and target.
3473 * config/i386/atom.md: New.
3475 * config/i386/i386.c (atom_cost): New cost.
3476 (m_ATOM): New macro flag.
3477 (initial_ix86_tune_features): Set m_ATOM.
3478 (x86_accumulate_outgoing_args): Likewise.
3479 (x86_arch_always_fancy_math_387): Likewise.
3480 (processor_target): Add Atom cost.
3481 (cpu_names): Add Atom cpu name.
3482 (override_options): Set Atom ISA.
3483 (ix86_issue_rate): New case PROCESSOR_ATOM.
3484 (ix86_adjust_cost): Likewise.
3486 * config/i386/i386.h (TARGET_ATOM): New target macro.
3487 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3488 (TARGET_OPT_AGU): New target option.
3489 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3490 (processor_type): Add PROCESSOR_ATOM.
3492 * config/i386/i386.md (cpu): Add new value "atom".
3493 (use_carry, movu): New attr.
3494 (atom.md): Include atom.md.
3495 (adddi3_carry_rex64): Set attr "use_carry".
3496 (addqi3_carry): Likewise.
3497 (addhi3_carry): Likewise.
3498 (addsi3_carry): Likewise.
3499 (*addsi3_carry_zext): Likewise.
3500 (subdi3_carry_rex64): Likewise.
3501 (subqi3_carry): Likewise.
3502 (subhi3_carry): Likewise.
3503 (subsi3_carry): Likewise.
3504 (x86_movdicc_0_m1_rex64): Likewise.
3505 (*x86_movdicc_0_m1_se): Likewise.
3506 (x86_movsicc_0_m1): Likewise.
3507 (*x86_movsicc_0_m1_se): Likewise.
3508 (*adddi_1_rex64): Emit add insn as much as possible.
3509 (*addsi_1): Likewise.
3510 (return_internal): Set atom_unit.
3511 (return_internal_long): Likewise.
3512 (return_pop_internal): Likewise.
3513 (*rcpsf2_sse): Set atom_sse_attr attr.
3514 (*qrt<mode>2_sse): Likewise.
3515 (*prefetch_sse): Likewise.
3517 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3519 (ix86_target_macros_internal): Likewise.
3521 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3522 (*prefetch_sse_rex): Likewise.
3523 (sse_rcpv4sf2): Likewise.
3524 (sse_vmrcpv4sf2): Likewise.
3525 (sse_sqrtv4sf2): Likewise.
3526 (<sse>_vmsqrt<mode>2): Likewise.
3527 (sse_ldmxcsr): Likewise.
3528 (sse_stmxcsr): Likewise.
3529 (*sse_sfence): Likewise.
3530 (sse2_clflush): Likewise.
3531 (*sse2_mfence): Likewise.
3532 (*sse2_lfence): Likewise.
3533 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3534 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3535 (avx_movdqu<avxmodesuffix>): Likewise.
3536 (avx_lddqu<avxmodesuffix>): Likewise.
3537 (sse2_movntv2di): Change attr "type" to "ssemov".
3538 (sse2_movntsi): Likewise.
3539 (rsqrtv8sf2): Change attr "type" to "sseadd".
3540 (sse3_addsubv2df3): Set attr "atom_unit".
3541 (sse3_h<plusminus_insn>v4sf3): Likewise.
3542 (*sse2_pmaddwd): Likewise.
3543 (*vec_extractv2di_1_rex64): Likewise.
3544 (*vec_extractv2di_1_avx): Likewise.
3545 (sse2_psadbw): Likewise.
3546 (ssse3_phaddwv8hi3): Likewise.
3547 (ssse3_phaddwv4hi3): Likewise.
3548 (ssse3_phadddv4si3): Likewise.
3549 (ssse3_phadddv2si3): Likewise.
3550 (ssse3_phaddswv8hi3): Likewise.
3551 (ssse3_phaddswv4hi3): Likewise.
3552 (ssse3_phsubwv8hi3): Likewise.
3553 (ssse3_phsubwv4hi3): Likewise.
3554 (ssse3_phsubdv4si3): Likewise.
3555 (ssse3_phsubdv2si3): Likewise.
3556 (ssse3_phsubswv8hi3): Likewise.
3557 (ssse3_phsubswv4hi3): Likewise.
3558 (ssse3_pmaddubsw128): Likewise.
3559 (sse3_pmaddubsw: Likewise.
3560 (ssse3_palignrti): Likewise.
3561 (ssse3_palignrdi): Likewise.
3563 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3565 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3567 2009-04-06 Richard Guenther <rguenther@suse.de>
3569 PR tree-optimization/28868
3570 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3571 of which PHI results we inserted.
3572 (insert_into_preds_of_block): Record inserted PHIs.
3573 (eliminate): Eliminate redundant PHI nodes.
3574 (init_pre): Init inserted_phi_names.
3576 2009-04-06 Richard Guenther <rguenther@suse.de>
3578 PR tree-optimization/39643
3579 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3580 IMAGPART_EXPRs of complex constants.
3581 (execute_fold_all_builtins): If we folded a call queue
3582 TODO_update_address_taken.
3584 2009-04-06 Jan Hubicka <jh@suse.cz>
3587 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3590 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3592 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3594 (ic_invalidate_array): Likewise.
3596 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3598 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3599 alignment for library calls.
3601 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3603 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3604 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3605 * config/i386/mingw-stdint.h: New file.
3607 2009-04-05 Richard Guenther <rguenther@suse.de>
3609 PR tree-optimization/39648
3610 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3611 our &A vs. &A[0] IL deficiencies.
3613 2009-04-04 Jan Hubicka <jh@suse.cz>
3615 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3616 removed toplevel regions.
3617 (sjlj_mark_call_sites): Likewise.
3619 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3621 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3622 (cygwin tm clause use_gcc_stdint): Set to wrap.
3623 * config/i386/cygwin-stdint.h: New file.
3625 2009-04-04 Richard Guenther <rguenther@suse.de>
3627 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3628 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3629 single-argument PHIs if we are in loop-closed SSA form.
3630 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3631 for the pre-condition.
3632 (slpeel_tree_peel_loop_to_edge): Likewise.
3633 (vect_build_loop_niters): Take an optional sequence to append stmts.
3634 (vect_generate_tmps_on_preheader): Likewise.
3635 (vect_do_peeling_for_loop_bound): Take extra guards for the
3637 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3638 the cost model check.
3639 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3640 guards if we are going to peel. Do not apply versioning in that case.
3641 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3642 (vect_do_peeling_for_loop_bound): Likewise.
3643 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3644 loop bound only record extra pre-conditions, do not apply loop
3647 2009-04-04 Richard Guenther <rguenther@suse.de>
3649 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3652 2009-04-04 Jan Hubicka <jh@suse.cz>
3654 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3655 last_basic_block for size of bb->index indexed array.
3656 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3657 compute_out, link_btr_uses, build_btr_def_use_webs,
3658 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3660 2009-04-04 Jan Hubicka <jh@suse.cz>
3662 * except.c (remove_eh_handler_and_replace): Break out from ...
3663 (remove_eh_handler): ... here.
3664 (bring_to_root): New function.
3665 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3666 handled ones, bring others to root of tree.
3668 2009-04-04 Jan Hubicka <jh@suse.cz>
3670 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3671 (all_phis_safe_to_merge): New function.
3672 (update_info): New structure.
3673 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3674 (cleanup_empty_eh): Update SSA if possible.
3676 2009-04-04 Richard Guenther <rguenther@suse.de>
3678 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3679 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3680 (append_vuse): Likewise.
3682 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3684 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3685 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3686 instead of REG_UNSAVED for DW_CFA_undefined.
3687 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3688 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3691 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3694 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3695 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3696 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3698 2009-04-04 Richard Guenther <rguenther@suse.de>
3700 PR tree-optimization/8781
3701 PR tree-optimization/37892
3702 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3703 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3704 (valueize_refs): Call it for *& valueizations.
3705 (shared_reference_ops_from_ref): Rename to ...
3706 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3707 (shared_reference_ops_from_call): Rename to ...
3708 (valueize_shared_reference_ops_from_call): ... this and valueize.
3709 (vn_reference_lookup): Update.
3710 (visit_reference_op_call): Likewise.
3711 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3712 (eliminate): Value-replace the call address in call statements.
3714 2009-04-04 Richard Guenther <rguenther@suse.de>
3716 PR tree-optimization/39636
3717 * tree-ssa-forwprop.c
3718 (forward_propagate_addr_into_variable_array_index): Check for
3719 GIMPLE_ASSIGN before accessing the rhs code.
3721 2009-04-03 Jason Merrill <jason@redhat.com>
3723 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3725 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3727 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3728 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3729 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3730 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3731 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3732 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3733 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3734 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3735 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3736 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3737 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3738 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3739 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3740 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3741 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3742 Use fr_reg_or_fp01_operand instead of fr_register_operand
3744 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3745 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3746 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3748 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3750 PR rtl-optimization/39607
3751 PR rtl-optimization/39631
3755 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3756 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3757 instead of DF_LR_OUT.
3758 * ira-lives.c (process_bb_node_lives): Ditto.
3759 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3760 instead of DF_LR_{OUT,IN}.
3761 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3762 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3764 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3766 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3767 (execute_lower_omp): Always run but take the short way out if -fopenmp
3769 (gate_lower_omp): Remove, forcing the pass manager to always run the
3770 pass and always set PROP_gimple_lomp.
3771 (pass_lower_omp): Remove gate function.
3772 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3773 PROP_trees. Instead, require it.
3774 * ipa-cp.c (pass_ipa_cp): Likewise.
3775 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3776 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3777 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3778 and PROP_gimple_leh.
3780 2009-04-03 Richard Guenther <rguenther@suse.de>
3783 PR tree-optimization/23940
3784 PR tree-optimization/33237
3787 PR tree-optimization/36201
3788 PR tree-optimization/36230
3789 PR tree-optimization/38049
3790 PR tree-optimization/38207
3791 PR tree-optimization/38230
3792 PR tree-optimization/38301
3793 PR tree-optimization/38585
3795 PR tree-optimization/38985
3796 PR tree-optimization/39299
3797 * tree-ssa-structalias.h: Remove.
3798 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3799 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3800 (struct vuse_element_d): Remove.
3801 (struct vuse_vec_d): Likewise.
3802 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3803 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3804 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3805 VUSE_ELEMENT_VAR): Likewise.
3806 (struct voptype_d): Likewise.
3807 (NUM_VOP_FREE_BUCKETS): Likewise.
3808 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3809 (struct stmt_operands_d): Remove.
3810 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3811 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3812 VDEF_NUM, VDEF_VECT): Likewise.
3813 (copy_virtual_operands): Remove.
3814 (operand_build_cmp): Likewise.
3815 (create_ssa_artificial_load_stmt): Likewise.
3816 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3817 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3818 vuse_index and mayuse_index members. Pack and move done and iter_type
3819 members to the front.
3820 (SSA_OP_VMAYUSE): Remove.
3821 (SSA_OP_VIRTUAL_USES): Adjust.
3822 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3823 (unlink_stmt_vdef): Declare.
3824 (add_to_addressable_set): Remove.
3825 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3826 (vrp_visit_stmt): Likewise.
3827 * doc/tree-ssa.texi (Alias analysis): Update.
3828 * doc/invoke.texi (max-aliased-vops): Remove docs.
3829 (avg-aliased-vops): Likewise.
3830 * tree-into-ssa.c (syms_to_rename): Remove.
3831 (need_to_update_vops_p): Likewise.
3832 (need_to_initialize_update_ssa_p): Rename to ...
3833 (update_ssa_initialized_fn): ... this. Track function we are
3835 (symbol_marked_for_renaming): Simplify.
3836 (add_new_name_mapping): Do not set need_to_update_vops_p.
3837 (dump_currdefs): Use SYMS_TO_RENAME.
3838 (rewrite_update_stmt): Always walk all uses/defs.
3839 (dump_update_ssa): Adjust.
3840 (init_update_ssa): Take function argument. Track what we are
3842 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3843 (create_new_def_for): Initialize for cfun, assert we are initialized
3845 (mark_sym_for_renaming): Simplify.
3846 (mark_set_for_renaming): Do not initialize update-ssa.
3847 (need_ssa_update_p): Simplify. Take function argument.
3848 (name_mappings_registered_p): Assert we ask for the correct function.
3849 (name_registered_for_update_p): Likewise.
3850 (ssa_names_to_replace): Likewise.
3851 (release_ssa_name_after_update_ssa): Likewise.
3852 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3853 (dump_decl_set): Do not print a newline.
3854 (debug_decl_set): Do it here.
3855 (dump_update_ssa): And here.
3856 * tree-ssa-loop-im.c (move_computations): Adjust.
3857 (movement_possibility): Likewise.
3858 (determine_max_movement): Likewise.
3859 (gather_mem_refs_stmt): Likewise.
3860 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3862 * tree-complex.c (update_all_vops): Remove.
3863 (expand_complex_move): Adjust.
3864 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3865 Simplify test for memory referencing statement. Exclude
3866 non-invariant ADDR_EXPRs.
3867 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3868 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3869 (rdg_flag_uses): Likewise.
3870 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3872 (tree_optimize_tail_calls_1): Also split the
3873 edge from the entry block if we have degenerate PHI nodes in
3874 the first basic block.
3875 * tree.c (init_ttree): Remove memory-tag related code.
3876 (tree_code_size): Likewise.
3877 (tree_node_structure): Likewise.
3878 (build7_stat): Re-write to be build6_stat.
3879 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3880 (SSA_VAR_P): Adjust.
3881 (struct tree_memory_tag): Remove.
3882 (struct tree_memory_partition_tag): Likewise.
3883 (union tree_node): Adjust.
3884 (build7): Re-write to be build6.
3885 * tree-pass.h (pass_reset_cc_flags): Remove.
3886 (TODO_update_address_taken): New flag.
3887 (pass_simple_dse): Remove.
3888 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3889 * params.h (MAX_ALIASED_VOPS): Remove.
3890 (AVG_ALIASED_VOPS): Likewise.
3891 * omp-low.c (expand_omp_taskreg): Update SSA form.
3892 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3893 aliases the lhs in a copy stmt.
3894 * tree-ssa-dse.c (struct address_walk_data): Remove.
3895 (memory_ssa_name_same): Likewise.
3896 (memory_address_same): Likewise.
3897 (get_kill_of_stmt_lhs): Likewise.
3898 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3899 unused stores. Look through PHI nodes into post-dominated regions.
3900 (dse_optimize_stmt): Simplify. Properly remove stores.
3901 (tree_ssa_dse): Compute dominators.
3902 (execute_simple_dse): Remove.
3903 (pass_simple_dse): Likewise.
3904 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3905 gimple_loaded_syms and gimple_stored_syms computation.
3906 * toplev.c (dump_memory_report): Dump alias and pta stats.
3907 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3908 (vn_reference_eq): Likewise.
3909 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3910 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3911 valueize_vuses): Remove.
3912 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3913 (get_def_ref_stmt_vuse): ... this.
3914 (vn_reference_lookup_2): New function.
3915 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3916 walking equivalent vuses. Simplify.
3917 (vn_reference_lookup): Likewise.
3918 (vn_reference_insert): Likewise.
3919 (vn_reference_insert_pieces): Likewise.
3920 (visit_reference_op_call): Simplify.
3921 (visit_reference_op_load): Likewise.
3922 (visit_reference_op_store): Likewise.
3923 (init_scc_vn): Remove shared_lookup_vuses initialization.
3924 (free_scc_vn): Remove shared_lookup_vuses freeing.
3925 (sort_vuses, sort_vuses_heap): Remove.
3926 (get_ref_from_reference_ops): Export.
3927 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3928 vector with single vuse pointer.
3929 (vn_reference_lookup_pieces, vn_reference_lookup,
3930 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3931 (shared_vuses_from_stmt): Remove.
3932 (get_ref_from_reference_ops): Declare.
3933 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3934 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3935 memory-tag related code.
3936 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3937 (likely_value): Add comment, skip static-chain of call statements.
3938 (surely_varying_stmt_p): Adjust.
3939 (gimplify_and_update_call_from_tree): Likewise.
3940 (execute_fold_all_builtins): Do not rebuild alias info.
3941 (gimplify_and_update_call_from_tree): Properly update VOPs.
3942 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3943 (copy_ref_info): Remove memory-tag related code.
3944 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3945 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3946 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3948 * tree-ssa-dom.c (gimple_p): Remove typedef.
3949 (eliminate_redundant_computations): Adjust.
3950 (record_equivalences_from_stmt): Likewise.
3951 (avail_expr_hash): Likewise.
3952 (avail_expr_eq): Likewise.
3953 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3954 (stmt_makes_single_load): Likewise.
3955 (stmt_makes_single_store): Likewise.
3956 * tree-ssa-alias.c: Rewrite completely.
3957 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3958 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3959 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3960 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3961 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3962 Remove public functions.
3963 (pass_reset_cc_flags): Remove.
3964 (pass_build_alias): Move ...
3965 * tree-ssa-structalias.c (pass_build_alias): ... here.
3966 * tree-ssa-alias.c (may_be_aliased): Move ...
3967 * tree-flow-inline.h (may_be_aliased): ... here.
3968 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3969 count_uses_and_derefs): Move ...
3970 * gimple.c: ... here.
3971 * gimple.h (count_uses_and_derefs): Declare.
3972 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3973 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3974 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3975 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3976 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3977 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3978 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3980 * tree-dfa.c (refs_may_alias_p): Move ...
3981 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3982 * tree-ssa-alias.h: New file.
3983 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3984 (statement_sink_location): Likewise.
3985 * opts.c (decode_options): Do not adjust max-aliased-vops or
3986 avg-aliased-vops values.
3987 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3988 (TV_CALL_CLOBBER): Likewise.
3989 (TV_FLOW_SENSITIVE): Likewise.
3990 (TV_FLOW_INSENSITIVE): Likewise.
3991 (TV_MEMORY_PARTITIONING): Likewise.
3992 (TV_ALIAS_STMT_WALK): New timevar.
3993 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3994 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3995 (get_address_description): Remove memory-tag related code.
3996 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3997 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3998 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3999 and immediate uses in statements. Document.
4000 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4001 (dump_symbols): Remove.
4002 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4003 * alias.c (get_deref_alias_set): New function split out from ...
4004 (get_alias_set): ... here.
4005 * alias.h (get_deref_alias_set): Declare.
4006 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4007 type parameter. Remove restrict pointer handling. Create a
4008 ref-all pointer in case type-based alias sets do not conflict.
4009 (vect_analyze_data_refs): Remove SMT related code.
4010 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4011 (vectorizable_load): Likewise.
4012 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4013 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4014 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4015 Ignore vops and SMTs.
4016 (dr_analyze_alias): Likewise..
4017 (free_data_ref): Likewise.
4018 (create_data_ref): Likewise.
4019 (analyze_all_data_dependences): Likewise.
4020 (get_references_in_stmt): Adjust.
4021 * tree-flow-inline.h (gimple_aliases_computed_p,
4022 gimple_addressable_vars, gimple_call_clobbered_vars,
4023 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4024 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4025 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4026 gimple_mem_ref_stats): Remove.
4027 (gimple_vop): New function.
4028 (op_iter_next_use): Remove vuses and mayuses cases.
4029 (op_iter_next_def): Remove vdefs case.
4030 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4031 (clear_and_done_ssa_iter): Do not set removed fields.
4032 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4033 Assert we are not iterating over vuses or vdefs if not also
4034 iterating over uses or defs.
4035 (op_iter_init_use): Likewise.
4036 (op_iter_init_def): Likewise.
4037 (op_iter_next_vdef): Remove.
4038 (op_iter_next_mustdef): Likewise.
4039 (op_iter_init_vdef): Likewise.
4040 (compare_ssa_operands_equal): Likewise.
4041 (link_use_stmts_after): Handle vuse operand.
4042 (is_call_used): Use is_call_clobbered.
4043 (is_call_clobbered): Global variables are always call clobbered,
4044 query the call-clobbers bitmap.
4045 (mark_call_clobbered): Ignore global variables.
4046 (clear_call_clobbered): Likewise.
4047 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4048 virtual operands sanity check.
4049 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4051 (TARGET_MEM_REF): Remove TMR_TAG operand.
4052 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4053 Remove call-clobber related code.
4054 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4055 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4056 partitions or escape reason.
4057 (get_single_def_stmt, get_single_def_stmt_from_phi,
4058 get_single_def_stmt_with_phi): Remove.
4059 (dump_referenced_vars): Tidy.
4060 (get_ref_base_and_extent): Allow bare decls.
4061 (collect_dfa_stats): Adjust.
4062 * graphite.c (rename_variables_in_stmt): Adjust.
4063 (graphite_copy_stmts_from_block): Likewise.
4064 (translate_clast): Likewise.
4065 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4067 (translate_vuse_through_block): Use the oracle.
4068 (phi_translate_1): Adjust.
4069 (value_dies_in_block_x): Use the oracle. Cache the outcome
4071 (valid_in_sets): Check if the VUSE for
4072 a REFERENCE is available.
4073 (eliminate): Do not remove stmts during elimination,
4074 instead queue and remove them afterwards.
4075 (do_pre): Do not rebuild alias info.
4076 (pass_pre): Run TODO_rebuild_alias before PRE.
4077 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4078 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4079 (mark_all_v_defs_stmt): Remove.
4080 (mark_all_v_defs_seq): Adjust.
4081 (sra_replace): Likewise.
4082 (scalarize_use): Likewise.
4083 (scalarize_copy): Likewise.
4084 (scalarize_init): Likewise.
4085 (scalarize_ldst): Likewise.
4086 (todoflags): Remove.
4087 (tree_sra): Do not rebuild alias info.
4088 (tree_sra_early): Adjust.
4089 (pass_sra): Run TODO_update_address_taken before SRA.
4090 * tree-predcom.c (set_alias_info): Remove.
4091 (prepare_initializers_chain): Do not call it.
4092 (mark_virtual_ops_for_renaming): Adjust.
4093 (mark_virtual_ops_for_renaming_list): Remove.
4094 (initialize_root_vars): Adjust.
4095 (initialize_root_vars_lm): Likewise.
4096 (prepare_initializers_chain): Likewise.
4097 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4098 (may_propagate_copy_into_stmt): Likewise.
4099 (merge_alias_info): Do nothing for now.
4100 (propagate_tree_value_into_stmt): Adjust.
4101 (stmt_may_generate_copy): Likewise.
4102 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4103 not mark symbols for renaming.
4104 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4105 with the same statement, make sure to update the new pointed-to one.
4106 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4107 call statements, do not mark symbols for renaming.
4108 (mark_operand_necessary): Dump something.
4109 (ref_may_be_aliased): New function.
4110 (mark_aliased_reaching_defs_necessary_1): New helper function.
4111 (mark_aliased_reaching_defs_necessary): Likewise.
4112 (mark_all_reaching_defs_necessary_1): Likewise.
4113 (mark_all_reaching_defs_necessary): Likewise.
4114 (propagate_necessity): Do not process virtual PHIs. For
4115 non-aliased loads mark all reaching definitions as necessary.
4116 For aliased loads and stores mark the immediate dominating
4117 aliased clobbers as necessary.
4118 (visited): New global static.
4119 (perform_tree_ssa_dce): Free visited bitmap after propagating
4121 (remove_dead_phis): Perform simple dead virtual PHI removal.
4122 (remove_dead_stmt): Properly unlink virtual operands when
4124 (eliminate_unnecessary_stmts): Schedule PHI removal after
4126 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4127 (process_replaceable): Likewise.
4128 (find_replaceable_in_bb): Likewise.
4129 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4130 based on the single gimple vop.
4131 (verify_flow_insensitive_alias_info): Remove.
4132 (verify_flow_sensitive_alias_info): Likewise.
4133 (verify_call_clobbering): Likewise.
4134 (verify_memory_partitions): Likewise.
4135 (verify_alias_info): Likewise.
4136 (verify_ssa): Adjust..
4137 (execute_update_addresses_taken): Export. Update SSA
4138 manually. Optimize only when optimizing. Use a local bitmap.
4139 (pass_update_address_taken): Remove TODO_update_ssa, add
4141 (pass_update_address_taken): Just use TODO_update_address_taken.
4142 (init_tree_ssa): Do not initialize addressable_vars.
4143 (verify_ssa): Verify new VUSE / VDEF properties.
4144 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4145 Do not call verify_alias_info.
4146 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4147 Do not free the loaded and stored syms bitmaps. Reset the escaped
4148 and callused solutions. Do not free addressable_vars.
4149 Remove memory-tag related code.
4150 (warn_uninitialized_var): Aliases are always available.
4151 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4152 * lambda-code.c (can_put_in_inner_loop): Adjust.
4153 (can_put_after_inner_loop): Likewise.
4154 (perfect_nestify): Likewise.
4155 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4156 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4157 (vectorizable_conversion): Do not mark symbols for renaming.
4158 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4159 (expand_call_inline): Unlink the calls virtual operands before
4161 (tree_function_versioning): Do not call update_ssa if we are not
4162 updating clones. Simplify.
4163 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4164 (propagate_with_phi): Likewise..
4165 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4166 clobber code. Assert we are not aliased or global.
4167 * tree-flow.h: Include tree-ssa-alias.h
4168 (enum escape_type): Remove.
4169 (struct mem_sym_stats_d): Likewise.
4170 (struct mem_ref_stats_d): Likewise.
4171 (struct gimple_df): Add vop member. Remove global_var,
4172 call_clobbered_vars, call_used_vars, addressable_vars,
4173 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4174 escaped and callused members.
4175 (struct ptr_info_def): Remove all members, add points-to solution
4177 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4178 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4179 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4180 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4181 (tree-ssa-alias.o): Likewise.
4182 (toplev.o): Add tree-ssa-alias.h
4183 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4184 * gimple.c (gimple_set_bb): Fix off-by-one error.
4185 (is_gimple_reg): Do not handle memory tags.
4186 (gimple_copy): Also copy virtual operands.
4187 Delay updating the statement. Do not reset loaded and stored syms.
4188 (gimple_set_stored_syms): Remove.
4189 (gimple_set_loaded_syms): Likewise.
4190 (gimple_call_copy_skip_args): Copy the virtual operands
4191 and mark the new statement modified.
4192 * tree-ssa-structalias.c (may_alias_p): Remove.
4193 (set_uids_in_ptset): Take the alias set to prune with as
4194 parameter. Fold in the alias test of may_alias_p.
4195 (compute_points_to_sets): Compute whether a ptr is dereferenced
4197 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4198 other ADDRESSOF constraints on the lhs.
4199 (get_constraint_for_component_ref): Assert that we don't get
4200 ADDRESSOF constraints from the base of the reference.
4201 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4202 (struct variable_info): Remove collapsed_to member.
4203 (get_varinfo_fc): Remove.
4204 (new_var_info): Do not set collapsed_to.
4205 (dump_constraint): Do not follow cycles.
4206 (dump_constraint_graph): Likewise.
4207 (build_pred_graph): Likewise.
4208 (build_succ_graph): Likewise.
4209 (rewrite_constraints): Likewise.
4210 (do_simple_structure_copy): Remove.
4211 (do_rhs_deref_structure_copy): Remove.
4212 (do_lhs_deref_structure_copy): Remove.
4213 (collapse_rest_of_var): Remove.
4214 (do_structure_copy): Re-implement.
4215 (pta_stats): New global variable.
4216 (dump_pta_stats): New function.
4217 (struct constraint_expr): Make offset signed.
4218 (UNKNOWN_OFFSET): Define special value.
4219 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4220 (solution_set_expand): New helper function split out from ...
4221 (do_sd_constraint): ... here.
4222 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4223 (do_ds_constraint): Likewise.
4224 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4225 and CALLUSED = *CALLUSED.
4226 (set_union_with_increment): Make inc argument signed.
4227 (type_safe): Remove.
4228 (get_constraint_for_ptr_offset): Handle unknown and negative
4230 (first_vi_for_offset): Handle offsets before start. Bail
4231 out early for offsets beyond the variable extent.
4232 (first_or_preceding_vi_for_offset): New function.
4233 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4234 Together with ESCAPED = *ESCAPED this properly computes reachability.
4235 (find_what_var_points_to): New function.
4236 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4237 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4238 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4239 pt_solutions_intersect): New functions.
4240 (compute_call_used_vars): Remove.
4241 (compute_may_aliases): New main entry into PTA computation.
4242 * gimple.h (gimple_p): New typedef.
4243 (struct gimple_statement_base): Remove references_memory_p.
4244 (struct gimple_statement_with_memory_ops_base): Remove
4245 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4247 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4248 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4249 gimple_set_references_memory): Remove.
4250 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4251 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4253 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4254 (verify_expr): Allow RESULT_DECL.
4255 (gimple_duplicate_bb): Do not copy virtual operands.
4256 (gimple_duplicate_sese_region): Adjust.
4257 (gimple_duplicate_sese_tail): Likewise.
4258 (mark_virtual_ops_in_region): Remove.
4259 (move_sese_region_to_fn): Do not call it.
4260 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4261 and pass_simple_dse.
4262 (execute_function_todo): Handle TODO_update_address_taken,
4263 call execute_update_addresses_taken for TODO_rebuild_alias.
4264 (execute_todo): Adjust.
4265 (execute_one_pass): Init dump files early.
4266 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4268 (create_general_new_stmt): Clear vops.
4269 * tree-ssa-reassoc.c (get_rank): Adjust.
4270 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4271 symbols for renaming.
4272 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4273 (PARAM_AVG_ALIASED_VOPS): Likewise.
4274 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4275 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4276 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4277 (operand_build_cmp, copy_virtual_operands,
4278 create_ssa_artificial_load_stmt, add_to_addressable_set,
4279 gimple_add_to_addresses_taken): Remove public functions.
4280 (unlink_stmt_vdef): New function.
4282 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4284 * config.gcc (powerpc-*-linux*): Merge variants.
4286 2009-04-02 Chao-ying Fu <fu@mips.com>
4287 James Grosbach <james.grosbach@microchip.com>
4289 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4290 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4292 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4293 keep_interrupts_masked_p, use_debug_exception_return_p.
4294 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4295 keep_interrupts_masked, use_debug_exception_return.
4296 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4297 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4299 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4300 (mips_print_operand): Process COP0 registers to print $0 .. $31
4301 correctly for GAS to process.
4302 (mips_interrupt_extra_call_saved_reg_p): New function.
4303 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4305 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4306 (mips_compute_frame_info): Add supports for interrupt context that
4307 includes doubleword accumulators and COP0 registers.
4308 (mips_for_each_saved_acc): New function.
4309 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4310 mips_for_each_saved_reg.
4311 (mips_save_reg): Save accumulators.
4312 (mips_kernel_reg_p): A new for_each_rtx callback.
4313 (mips_expand_prologue): Support interrupt handlers.
4314 (mips_restore_reg): Restore accumulators.
4315 (mips_expand_epilogue): Support interrupt handlers.
4316 (mips_can_use_return_insn): Return false for interrupt handlers.
4317 (mips_epilogue_uses): New function.
4318 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4319 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4320 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4321 cop0_move): New instructions.
4322 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4323 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4325 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4327 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4328 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4329 interrupt handlers, we use K0 as the temporary register.
4330 (EPILOGUE_USES): Change to a function call.
4331 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4332 handlers, we use K0 as the temporary register.
4334 * doc/extend.texi (Function Attributes): Document interrupt,
4335 use_shadow_register_set, keep_interrupts_masked,
4336 use_debug_exception_return for MIPS attributes.
4338 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4340 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4341 Remove a number of t-files from tmake_file.
4342 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4343 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4344 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4345 target_prototype, not TARGET_PROTOTYPE.
4346 (LINK_OS_GNU_SPEC): Define.
4347 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4348 and darwin-ldoubdle.c.
4350 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4353 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4354 (cpp_options): Ditto.
4355 (default_compilers): Ditto.
4356 (display_help): Ditto.
4357 (process_command): Ditto.
4359 (set_input): Use lbasename instead of duplicate code.
4360 (save_temps_prefix): New static for -save-temps=obj.
4361 (save_temps_length): Ditto.
4363 * doc/invoke.texi (-save-temps=obj): Document new variant to
4366 2009-04-02 Jeff Law <law@redhat.com>
4368 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4371 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4373 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4374 * configure: Regenerated.
4376 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4378 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4379 share the argument list.
4381 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4385 2009-02-12 Diego Novillo <dnovillo@google.com>
4387 * varpool.c (debug_varpool): New.
4388 * cgraph.h (debug_varpool): Declare.
4390 2009-04-02 Jan Hubicka <jh@suse.cz>
4392 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4395 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4397 * config/i386/i386.c (ix86_abi): Move initialization to ...
4398 (override_options): Here.
4400 2009-04-02 Christian Bruel <christian.bruel@st.com>
4402 * config/sh/sh.c (sh_dwarf_register_span): New function.
4403 (TARGET_DWARF_REGISTER_SPAN): Define.
4404 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4406 2009-04-02 Ira Rosen <irar@il.ibm.com>
4408 PR tree-optimization/39595
4409 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4410 interleaved loads group is not greater than the SLP group size.
4412 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4414 * builtins.c (is_builtin_name): New.
4415 (called_as_built_in): Use is_builtin_name.
4416 * tree.h (is_builtin_name): New.
4417 * varasm.c (incorporeal_function_p): Use is_builtin_name
4419 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4421 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4423 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4426 * c-decl.c (clone_underlying_type): Move this ...
4427 * c-common.c (set_underlying_type): ... here.
4428 Also, make sure the function properly sets TYPE_STUB_DECL() on
4429 the newly created typedef variant type.
4430 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4431 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4434 2009-04-02 Richard Guenther <rguenther@suse.de>
4436 PR tree-optimization/37221
4437 * tree-flow.h (degenerate_phi_result): Declare.
4438 * tree-ssa-dom.c (degenerate_phi_result): Export.
4439 * tree-scalar-evolution.c (analyze_initial_condition): If
4440 the initial condition is defined by a degenerate PHI node
4441 use the degenerate value.
4443 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4445 PR rtl-optimization/39588
4446 * combine.c (merge_outer_ops): Do not set the constant when this
4448 (simplify_shift_const_1): Do not modify it either in this case.
4450 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4452 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4453 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4455 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4458 * c-lex.c (interpret_float): Default (no suffix) is double.
4460 2009-04-1 Xinliang David Li <davidxl@google.com>
4462 * config/i386/i386.c (legitimate_constant_p): Recognize
4463 all one vector constant.
4465 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4467 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4468 Change #include order to silence two warnings.
4470 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4472 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4473 (ASM_SPEC): Pass -k to the assembler for PIC code.
4475 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4477 * gcc/config.gcc: Add vax-*-linux* to the switch.
4478 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4479 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4481 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4483 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4484 Use predicate macros instead of GET_CODE() == foo.
4485 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4486 ashlsi3, rotrsi3, <unnamed>): Likewise.
4488 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4490 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4491 jbbccihi, jbbccisi): Remova trailing whitespace.
4492 * gcc/config/vax/constraints.md: Likewise.
4493 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4494 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4495 * gcc/config/vax/predicates.md: Likewise.
4496 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4497 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4498 * gcc/config/vax/vax.h: Likewise.
4499 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4501 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4503 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4504 (indirectable_address_p, adjacent_operands_p): Add spaces around
4506 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4508 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4510 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4511 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4512 index_term_p, reg_plus_index_p, legitimate_address_p,
4513 vax_mode_dependent_address_p): Update comments to match functions
4514 modified by the recent int->bool conversion.
4516 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4518 * gcc/config/vax/builtins.md: Update copyright message.
4519 * gcc/config/vax/constraints.md: Likewise.
4520 * gcc/config/vax/netbsd-elf.h: Likewise.
4521 * gcc/config/vax/predicates.md: Likewise.
4522 * gcc/config/vax/vax-protos.h: Likewise.
4523 * gcc/config/vax/vax.c: Likewise.
4524 * gcc/config/vax/vax.h: Likewise.
4525 * gcc/config/vax/vax.md: Likewise.
4526 * gcc/config/vax/vax.opt: Likewise.
4528 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4530 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4531 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4532 * gcc/config/vax/constraints.md (B, R): Likewise.
4533 * gcc/config/vax/predicates.md (external_memory_operand,
4534 nonimmediate_addsub_di_operand): Likewise.
4535 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4536 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4537 untyped_call): Likewise.
4539 2009-04-01 Matt Thomas <matt@3am-software.com>
4541 * config/vax/predicates.md: New file.
4542 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4543 external_const_operand, nonsymbolic_operand, external_memory_operand,
4544 indirect_memory_operand, indexed_memory_operand,
4545 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4546 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4548 * config/vax/constraints.md: New file.
4549 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4551 * config/vax/builtins.md: New file.
4552 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4553 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4555 * config/vax/vax.opt (mqmath): Add option.
4556 * config/vax/vax.md (isfx): Extend with DI.
4557 (VAXintQH, VAXintQHSD): Define.
4558 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4559 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4560 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4561 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4562 (movdi): Update constraints and use vax_output_int_move().
4563 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4564 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4565 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4566 nonlocal_goto): New.
4567 (mov<mode>): Extend accepted operand types.
4568 (subdi3_old): Rename from subdi3, change update constraints and use
4569 a new implementation.
4570 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4571 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4572 MOVE_RATIO, CLEAR_RATIO): Define.
4573 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4574 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4575 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4576 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4577 (split_quadword_operands): Make static and really allow variable
4579 (print_operand_address): Update for PIC generation.
4580 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4581 indexable_address_p, fixup_mathdi_operand,
4582 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4583 (vax_float_literal, legitimate_constant_p,
4584 indirectable_constant_address_p, index_term_p,
4585 reg_plus_index_p): Return bool instead of int.
4586 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4588 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4590 (vax_output_conditional_branch): Indent.
4591 (legitimate_constant_address_p, indirectable_constant_address_p,
4592 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4593 vax_mode_dependent_address_p): Return bool instead of int, update for
4595 * config/vax/vax-protos.h (legitimate_constant_address_p,
4596 legitimate_constant_p, legitimate_address_p,
4597 vax_mode_dependent_address_p): Change declaration to bool.
4598 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4599 vax_expand_addsub_di_operands, vax_output_int_subtract,
4600 vax_output_movmemsi): Declare.
4601 (split_quadword_operands, vax_float_literal): Delete declaration.
4602 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4603 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4604 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4605 ASM_OUTPUT_DWARF_PCREL): Define.
4606 (ASM_SPEC): Change definition to allow PIC generation.
4608 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4610 * doc/sourcebuild.texi: Update front-end requirements.
4612 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4615 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4616 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4617 (booldi3_internal3): Use boolean_or_operator instead of
4620 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4623 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4624 declarator whose size is not an integer constant expression but
4625 folds to an integer constant, then treat it as a constant
4628 2009-04-01 Richard Guenther <rguenther@suse.de>
4630 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4631 i * 4 + 2 to (i * 2 + 1) * 2.
4633 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4636 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4637 return if c_parser_asm_string_literal returned NULL.
4639 2009-04-01 Nick Clifton <nickc@redhat.com>
4641 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4643 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4644 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4645 other typedefs to avoid conflicts with libgcc2.c. Define labels
4646 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4648 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4649 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4652 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4654 * varasm.c (default_function_rodata_section): Declare DOT as
4657 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4658 Andrey Galkin <agalkin@hypercom.com>
4661 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4662 Make object_name unique for each process.
4664 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4667 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4668 addressable variables in the parallel that could go out of scope while
4669 running queued tasks.
4671 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4673 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4674 (CASE_VALUES_THRESHOLD): Redefine.
4675 * config/avr/avr.c (avr_override_options): Remove initialization of
4676 avr_case_values_threshold variable.
4677 (avr_case_values_threshold): Remove variable. Add new function.
4678 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4679 * config/avr/avr.opt (mno-tablejump): Remove option.
4680 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4682 2009-04-01 DJ Delorie <dj@redhat.com>
4684 * varasm.c (default_function_rodata_section): Don't assume
4685 anything about where the first '.' in the section name is.
4687 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4689 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4690 rs6000_emit_stack_tie.
4692 2009-03-31 Ian Lance Taylor <iant@google.com>
4694 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4695 gimple_code with GIMPLE_RESX, not RESX.
4697 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4699 * c-common.c (c_get_ident): New.
4700 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4702 2009-04-01 Ben Elliston <bje@au.ibm.com>
4704 * config/rs6000/sysv4.opt (msdata): Improve option description.
4706 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4708 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4709 (divdf3_internal_lat): Remove.
4710 (divxf3_internal_lat): Remove.
4711 (divxf3_internal_thr): Remove.
4712 (divxf): Use divxf3_internal.
4713 * config/ia64/div.md (divsf3_internal_lat): New.
4714 (divdf3_internal_lat): New.
4715 (divxf3_internal): New.
4717 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4720 * Makefile.in (USE_GCC_STDINT): Define.
4721 (stmp-int-hdrs): Install stdint.h if applicable.
4722 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4724 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4725 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4726 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4727 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4728 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4729 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4730 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4731 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4732 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4733 (c_common_nodes_and_builtins): Initialize
4734 underlying_wchar_type_node. Do not initialize
4735 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4736 nodes for new types.
4737 (c_stddef_cpp_builtins): Define macros for new types.
4738 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4740 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4741 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4742 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4743 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4744 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4745 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4746 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4747 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4748 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4749 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4750 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4751 int16_type_node, int32_type_node, int64_type_node,
4752 uint8_type_node, uint16_type_node, c_uint32_type_node,
4753 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4754 int_least32_type_node, int_least64_type_node,
4755 uint_least8_type_node, uint_least16_type_node,
4756 uint_least32_type_node, uint_least64_type_node,
4757 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4758 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4759 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4760 uintptr_type_node): Define.
4761 * c-cppbuiltin.c (builtin_define_constants,
4762 builtin_define_type_minmax): New.
4763 (builtin_define_stdint_macros): Define more macros.
4764 (c_cpp_builtins): Define more limit macros.
4766 (builtin_define_type_max): Define in terms of
4767 builtin_define_type_minmax. Remove is_long parameter. All
4769 * config.gcc (use_gcc_stdint): Define.
4770 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4771 Add newlib-stdint.h for generic targets.
4772 * config/glibc-stdint.h, config/newlib-stdint.h,
4773 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4774 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4775 * config/score/score.h (UINTPTR_TYPE): Define.
4776 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4777 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4778 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4779 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4780 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4781 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4782 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4783 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4784 * config/spu/spu.h (STDINT_LONG32): Define.
4785 * configure.ac (use_gcc_stdint): Substitute.
4786 * configure: Regenerate.
4787 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4788 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4789 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4790 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4791 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4792 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4793 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4794 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4795 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4796 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4797 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4798 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4799 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4800 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4801 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4802 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4803 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4804 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4805 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4806 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4807 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4808 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4809 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4810 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4811 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4812 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4813 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4814 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4815 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4817 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4819 * loop-iv.c (suitable_set_for_replacement): Renamed from
4820 simplify_using_assignment; changed to return bool and to accept new
4821 args DEST and SRC. Return true iff we find a source/destination pair
4822 that can be used to make a replacement, and fill SRC and DEST if so.
4823 Remove arg ALTERED. Don't deal with altered regs here. All callers
4825 (simplify_using_initial_values): Deal with altered regs here and track
4826 more precisely the effect they have on the validity of our expression.
4828 * loop-iv.c (simplify_using_condition): A condition of the form
4829 (EQ REG CONST) can be used to simply make a substitution.
4830 (simplify_using_initial_values): Keep track of conditions we have seen
4831 and keep using them to simplify new expressions, while applying the
4832 same substitutions to them as to the expression.
4834 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4835 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4838 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4839 changed. Use this when trying to improve the upper bound.
4840 Generate the comparison by using simplify_gen_relational.
4842 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4844 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4846 (simplify_using_assignment, simplify_using_initial_values): Call
4847 replace_in_expr to make replacements. Call replace_single_def_regs
4848 once on the initial version of the expression.
4850 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4853 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4855 2009-03-31 Richard Guenther <rguenther@suse.de>
4858 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4859 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4861 2009-03-31 Richard Guenther <rguenther@suse.de>
4863 * tree.h (div_if_zero_remainder): Declare.
4864 * fold-const.c (div_if_zero_remainder): Export.
4865 * tree-ssa-forwprop.c
4866 (forward_propagate_addr_into_variable_array_index): Handle
4867 constant array index addition outside of the variable index.
4869 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4872 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4873 define_splits, floatunssi<mode>2): Require x87 conversions from
4874 DImode to be permitted.
4876 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4878 PR preprocessor/15638
4879 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4881 2009-03-31 Richard Guenther <rguenther@suse.de>
4885 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4886 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4887 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4888 a separate statement.
4889 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4890 (lookup_tmp_var): Likewise.
4891 (is_gimple_formal_tmp_or_call_rhs): Remove.
4892 (is_gimple_reg_or_call_rhs): Rename to ...
4893 (is_gimple_reg_rhs_or_call): ... this.
4894 (is_gimple_mem_or_call_rhs): Rename to ...
4895 (is_gimple_mem_rhs_or_call): ... this.
4896 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4897 DECL_GIMPLE_REG_P only if is_formal is true.
4898 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4899 for non-proper post-modify expression gimplification.
4900 (gimplify_self_mod_expr): For post-modify expressions gimplify
4901 the lvalue to a minimal lvalue.
4902 (rhs_predicate_for): Remove formal temp case.
4903 (gimplify_modify_expr_rhs): Likewise.
4904 (gimplify_addr_expr): Use is_gimple_reg.
4905 (gimplify_expr): Remove formal temp cases.
4906 (gimple_regimplify_operands): Likewise.
4907 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4908 and FILTER_EXPR like constants.
4909 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4911 (is_gimple_formal_tmp_rhs): Remove.
4912 (is_gimple_reg_rhs): Remove special casing.
4913 (is_gimple_mem_rhs): Fix.
4914 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4915 (is_gimple_formal_tmp_var): Remove.
4916 (is_gimple_formal_tmp_reg): Likewise.
4917 (is_gimple_min_lval): Allow invariant component ref parts.
4918 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4919 is_gimple_formal_tmp_reg): Remove declarations.
4920 * tree-cfg.c (verify_expr): Verify that variables with address
4921 taken do not have DECL_GIMPLE_REG_P set.
4922 * tree-mudflap.c (mf_build_check_statement_for): Use
4923 force_gimple_operand instead of gimplify_expr.
4925 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4927 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4928 schedulable rows to compute_split_row.
4930 2009-03-31 Ben Elliston <bje@au.ibm.com>
4933 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4936 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4938 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4939 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4940 * configure: Regenerate.
4941 * config.in: Regenerate.
4942 * config/rs6000/rs6000.opt (mtls-markers): Add.
4943 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4944 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4945 (tls_ld_aix, tls_ld_sysv): Likewise.
4946 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4947 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4949 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4951 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4953 2009-03-30 Jan Hubicka <jh@suse.cz>
4955 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4957 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4958 detection and label handling.
4960 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4962 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4963 left_conflicts_size.
4964 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4965 ALLOCNO_LEFT_CONFLICTS_SIZE.
4967 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4968 remove_allocno_from_bucket_and_push,
4969 allocno_spill_priority_compare, push_allocnos_to_stack,
4970 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4971 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4972 (setup_allocno_left_conflicts_num): Ditto. Rename to
4973 setup_allocno_left_conflicts_size.
4974 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4975 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4976 setup_allocno_left_conflicts_size instead of
4977 setup_allocno_left_conflicts_num.
4979 * ira-build.c (ira_create_allocno): Use
4980 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4981 ALLOCNO_LEFT_CONFLICTS_NUM.
4983 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4985 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4986 instead of DF_LR_OUT.
4988 * ira-lives.c (process_bb_node_lives): Ditto.
4990 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4991 instead of DF_LR_{OUT,IN}.
4993 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4995 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4997 2009-03-30 Jan Hubicka <jh@suse.cz>
4999 * except.c (label_to_region_map): Fix thinko.
5001 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5004 * tree.h (tree_find_value): New declaration.
5005 * tree.c (tree_find_value): New function.
5006 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5008 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5011 * c-decl.c (struct c_binding): Add locus field.
5012 (bind): Add locus argument, set locus field from it.
5013 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5014 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5015 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5016 implicitly_declare, undeclared_variable, lookup_label,
5017 declare_label, c_make_fname_decl, c_builtin_function,
5018 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5021 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5024 * config/i386/i386.c (classify_argument): Check total size of
5027 2009-03-30 Martin Jambor <mjambor@suse.cz>
5029 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5030 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5031 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5034 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5035 seen_variable_array_ref while also traversing a union.
5037 * tree-inline.c (optimize_inline_calls): Do not call
5038 cgraph_node_remove_callees.
5039 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5040 (pass_remove_cgraph_callee_edges): New variable.
5041 * passes.c (init_optimization_passes): Add
5042 pass_remove_cgraph_callee_edges after early inlining and before all
5043 late intraprocedural passes.
5045 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5047 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5049 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5052 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5054 * combine.c (simplify_comparison): Use have_insn_for.
5055 * dojump.c (do_jump): Likewise.
5057 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5059 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5060 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5061 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5062 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5063 instead of sparc_compare_emitted.
5064 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5065 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5066 instead of sparc_compare_emitted.
5068 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5070 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5071 enter/exit cfglayout mode.
5072 (pass_partition_block): Require it.
5073 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5074 (combine_instructions): Track basic blocks instead of labels.
5075 (update_cfg_for_uncondjump): New.
5076 (try_combine): Use it. Update jumps after rescanning.
5077 (pass_combine): Require PROP_cfglayout.
5078 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5080 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5082 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5083 Provide/destroy PROP_cfglayout respectively.
5084 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5085 * tree-pass.h (PROP_cfglayout): New.
5087 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5089 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5090 fold_convert_const_fixed_from_fixed,
5091 fold_convert_const_fixed_from_int,
5092 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5093 set TREE_CONSTANT_OVERFLOW.
5094 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5095 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5097 2009-03-30 Ira Rosen <irar@il.ibm.com>
5099 * tree-vect-loop-manip.c: New file.
5100 * tree-vectorizer.c: Update documentation and included files.
5101 (vect_loop_location): Make extern.
5102 (rename_use_op): Move to tree-vect-loop-manip.c
5103 (rename_variables_in_bb, rename_variables_in_loop,
5104 slpeel_update_phis_for_duplicate_loop,
5105 slpeel_update_phi_nodes_for_guard1,
5106 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5107 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5108 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5109 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5110 find_loop_location): Likewise.
5111 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5112 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5113 get_vectype_for_scalar_type, vect_is_simple_use,
5114 supportable_widening_operation, supportable_narrowing_operation):
5116 (bb_in_loop_p): Move to tree-vect-loop.c.
5117 (new_loop_vec_info, destroy_loop_vec_info,
5118 reduction_code_for_scalar_code, report_vect_op,
5119 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5120 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5121 (vect_supportable_dr_alignment): Likewise.
5122 * tree-vectorizer.h (tree-data-ref.h): Include.
5123 (vect_loop_location): Declare.
5124 Reorganize function declarations according to the new file structure.
5125 * tree-vect-loop.c: New file.
5126 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5127 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5128 * tree-vect-data-refs.c: New file.
5129 * tree-vect-patterns.c (timevar.h): Don't include.
5130 * tree-vect-stmts.c: New file.
5131 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5132 tree-vect-slp.c, tree-vect-loop.c.
5133 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5134 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5135 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5136 (tree-vect-analyze.o): Remove.
5137 (tree-vect-transform.o): Likewise.
5138 (tree-vect-data-refs.o): Add rule.
5139 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5140 tree-vect-slp.o): Likewise.
5141 (tree-vect-patterns.o): Remove redundant dependencies.
5142 (tree-vectorizer.o): Likewise.
5143 * tree-vect-slp.c: New file.
5145 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5147 * optc-gen.awk: Warn if an option flag has multiple different
5150 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5152 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5153 -floop-block): Document dependences on PPL, CLooG and Graphite.
5155 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5157 PR rtl-optimization/323
5158 * c-common.c (c_fully_fold, convert_and_check,
5159 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5160 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5161 * c-common.def (EXCESS_PRECISION_EXPR): New.
5162 * c-cppbuiltin.c (builtin_define_float_constants): Define
5163 constants with enough digits for long double.
5164 * c-lex.c (interpret_float): Interpret constant with excess
5165 precision where appropriate.
5166 * c-opts.c (c_common_post_options): Set
5167 flag_excess_precision_cmdline. Give an error for
5168 -fexcess-precision=standard for C++ for processors where the
5169 option is significant.
5170 * c-parser.c (c_parser_conditional_expression): Handle excess
5171 precision in condition.
5172 * c-typeck.c (convert_arguments): Handle arguments with excess
5174 (build_unary_op): Move excess precision outside operation.
5175 (build_conditional_expr): Likewise.
5176 (build_compound_expr): Likewise.
5177 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5178 (build_modify_expr): Handle excess precision in RHS.
5179 (convert_for_assignment): Handle excess precision in converted
5181 (digest_init, output_init_element, process_init_element): Handle
5182 excess precision in initializer.
5183 (c_finish_return): Handle excess precision in return value.
5184 (build_binary_op): Handle excess precision in operands and add
5185 excess precision as needed for operation.
5186 * common.opt (-fexcess-precision=): New option.
5187 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5188 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5189 For standard excess precision, output explicit conversion to and
5190 truncation from XFmode.
5191 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5192 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5193 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5194 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5195 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5196 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5197 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5198 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5199 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5200 define_splits, sqrt<mode>2): Disable where appropriate for
5201 standard excess precision.
5202 * convert.c (convert_to_real): Do not shorten arithmetic to type
5203 for which excess precision would be used.
5204 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5205 * doc/invoke.texi (-fexcess-precision=): Document option.
5206 (-mfpmath=): Correct index entry.
5207 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5208 flag_excess_precision): New.
5209 * langhooks.c (lhd_post_options): Set
5210 flag_excess_precision_cmdline.
5211 * opts.c (common_handle_option): Handle -fexcess-precision=.
5212 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5213 init_excess_precision): New.
5214 (lang_dependent_init_target): Call init_excess_precision.
5215 * tree.c (excess_precision_type): New.
5216 * tree.h (excess_precision_type): Declare.
5218 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5221 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5222 non-lvalue to component.
5224 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5226 PR preprocessor/34695
5227 * Makefile.in (c-opts.o): Depend on c-tree.h.
5228 * c-common.c: Move down include of diagnostic.h.
5229 (done_lexing, c_cpp_error): New.
5230 * c-common.h (done_lexing): Declare.
5231 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5233 * c-opts.c: Include c-tree.h.
5234 (c_common_init_options): Set preprocessor error callback.
5235 (c_common_handle_option): Do not set preprocessor
5236 inhibit_warnings, warnings_are_errors, warn_system_headers,
5237 pedantic_errors or inhibit_warnings flags.
5238 (c_common_post_options): Do not check cpp_errors (parse_in).
5239 (c_common_finish): Do not output dependencies if there were
5240 errors. Do not check return value of cpp_finish.
5241 * c-ppoutput.c (pp_file_change): Set input_location.
5242 * c-tree.h (c_cpp_error): Declare.
5243 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5245 (diagnostic_build_prefix): Check override_column.
5246 * diagnostic.h (diagnostic_info): Add override_column field.
5247 (diagnostic_override_column): Define.
5249 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5251 * c-common.c (c_expand_expr, c_staticp): Remove.
5252 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5253 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5254 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5255 * c-gimplify.c (gimplify_compound_literal_expr,
5256 optimize_compound_literals_in_ctor): Remove.
5257 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5258 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5259 * c-semantics.c (emit_local_var): Remove.
5261 * langhooks-def.h (lhd_expand_expr): Remove.
5262 * langhooks.c (lhd_expand_expr): Remove.
5263 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5265 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5266 handling from c-semantics.c; don't call into langhook.
5267 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5268 * gimplify.c (gimplify_compound_literal_expr,
5269 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5270 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5271 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5272 as was done in c-gimplify.c.
5273 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5274 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5275 Move from c-common.h.
5276 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5278 * tree.c (staticp): Do not call langhook.
5279 * langhooks.c (lhd_staticp): Delete.
5280 * langhooks-def.h (lhd_staticp): Delete prototype.
5281 (LANG_HOOKS_STATICP): Delete.
5282 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5284 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5285 instead of DECL_STMTs.
5287 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5295 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5297 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5298 contained expression.
5299 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5300 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5301 conditional expressions for C.
5302 (decl_constant_value_for_optimization): Move from
5303 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5304 whether optimizing and that the expression is a VAR_DECL not of
5305 array type instead of doing such checks in the caller. Do not
5306 check pedantic. Call gcc_unreachable for C++.
5307 * c-common.def (C_MAYBE_CONST_EXPR): New.
5308 * c-common.h (c_fully_fold, c_save_expr,
5309 decl_constant_value_for_optimization): New prototypes.
5310 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5311 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5312 EXPR_INT_CONST_OPERANDS): Define.
5313 * c-convert.c (convert): Strip nops from expression.
5314 * c-decl.c (groktypename): Take extra parameters expr and
5315 expr_const_operands. Update call to grokdeclarator.
5316 (start_decl): Update call to grokdeclarator. Add statement for
5317 expressions used in type of decl.
5318 (grokparm): Update call to grokdeclarator.
5319 (push_parm_decl): Update call to grokdeclarator.
5320 (build_compound_literal): Add parameter non_const and build a
5321 C_MAYBE_COSNT_EXPR if applicable.
5322 (grokdeclarator): Take extra parameters expr and
5323 expr_const_operands. Track expressions used in declaration
5324 specifiers and declarators. Fold array sizes and track whether
5325 they are constant expressions and whether they are integer
5326 constant expressions.
5327 (parser_xref_tag): Set expr and expr_const_operands fields in
5329 (grokfield): Update call to grokdeclarator.
5330 (start_function): Update call to grokdeclarator.
5331 (build_null_declspecs): Set expr and expr_const_operands fields in
5333 (declspecs_add_type): Handle expressions in typeof specifiers.
5334 * c-parser.c (c_parser_declspecs): Set expr and
5335 expr_const_operands fields for declaration specifiers.
5336 (c_parser_enum_specifier): Likewise.
5337 (c_parser_struct_or_union_specifier): Likewise.
5338 (c_parser_typeof_specifier): Likewise. Update call to
5339 groktypename. Fold expression as needed. Return expressions with
5340 type instead of adding statements.
5341 (c_parser_attributes): Update calls to c_parser_expr_list.
5342 (c_parser_statement_after_labels): Fold expression before passing
5343 to objc_build_throw_stmt.
5344 (c_parser_condition): Fold expression.
5345 (c_parser_asm_operands): Fold expression.
5346 (c_parser_conditional_expression): Use c_save_expr. Update call
5347 to build_conditional_expr.
5348 (c_parser_alignof_expression): Update call to groktypename.
5349 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5350 original_code. Fold expression argument of va_arg. Create
5351 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5352 argument to va_arg. Update calls to groktypename. Fold array
5353 index for offsetof. Verify that first argument to
5354 __builtin_choose_expr has integer type.
5355 (c_parser_postfix_expression_after_paren_type): Update calls to
5356 groktypename and build_compound_literal. Handle expressions with
5357 side effects in type name.
5358 (c_parser_postfix_expression_after_primary): Update call to
5359 c_parser_expr_list. Set original_code for calls to
5360 __builtin_constant_p.
5361 (c_parser_expr_list): Take extra parameter fold_p. Fold
5362 expressions if requested.
5363 (c_parser_objc_type_name): Update call to groktypename.
5364 (c_parser_objc_synchronized_statement): Fold expression.
5365 (c_parser_objc_receiver): Fold expression.
5366 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5367 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5368 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5369 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5370 (struct c_typespec): Add elements expr and expr_const_operands.
5371 (struct c_declspecs): Add elements expr and expr_const_operands.
5372 (groktypename, build_conditional_expr, build_compound_literal):
5374 (in_late_binary_op): Declare.
5375 * c-typeck.c (note_integer_operands): New function.
5376 (in_late_binary_op): New variable.
5377 (decl_constant_value_for_broken_optimization): Move to c-common.c
5378 and rename to decl_constant_value_for_optimization.
5379 (default_function_array_conversion): Do not strip nops.
5380 (default_conversion): Do not call
5381 decl_constant_value_for_broken_optimization.
5382 (build_array_ref): Do not fold result.
5383 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5384 result when operand is a VLA.
5385 (c_expr_sizeof_type): Update call to groktypename. Handle
5386 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5387 result when operand names a VLA type.
5388 (build_function_call): Update call to build_compound_literal.
5389 Only fold result for calls to __builtin_* functions. Strip
5390 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5391 the function designator.
5392 (convert_arguments): Fold arguments. Update call to
5393 convert_for_assignment.
5394 (build_unary_op): Handle increment and decrement of
5395 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5396 decrement earlier. Fold operand of increment and decrement.
5397 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5398 built for integer operand. Wrap returns that are INTEGER_CSTs
5399 without being integer constant expressions or that have integer
5400 constant operands without being INTEGER_CSTs.
5401 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5402 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5403 result is an integer constant expression or can be used in
5404 unevaluated parts of one and avoid folding and wrap as
5405 appropriate. Fold operands before possibly doing -Wsign-compare
5407 (build_compound_expr): Wrap result for C99 if operands can be used
5408 in integer constant expressions.
5409 (build_c_cast): Update call to digest_init. Do not ignore
5410 overflow from casting floating-point constants to integers. Wrap
5411 results that could be confused with integer constant expressions,
5412 null pointer constants or floating-point constants.
5413 (c_cast_expr): Update call to groktypename. Handle expressions
5414 included in type name.
5415 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5416 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5417 Update calls to convert_for_assignment.
5418 (convert_for_assignment): Take new parameter
5419 null_pointer_constant. Do not strip nops or call
5420 decl_constant_value_for_broken_optimization. Set
5421 in_late_binary_op for conversions to boolean.
5422 (store_init_value): Update call to digest_init.
5423 (digest_init): Take new parameter null_pointer_constant. Do not
5424 call decl_constant_value_for_broken_optimization. pedwarn for
5425 initializers not constant expressions. Update calls to
5426 convert_for_assignment.
5427 (constructor_nonconst): New.
5428 (struct constructor_stack): Add nonconst element.
5429 (really_start_incremental_init, push_init_level, pop_init_level):
5430 Handle constructor_nonconst and nonconst element.
5431 (set_init_index): Call constant_expression_warning for array
5433 (output_init_element): Fold value. Set constructor_nonconst as
5434 applicable. pedwarn for initializers not constant expressions.
5435 Update call to digest_init. Call constant_expression_warning
5436 where constant initializers are required.
5437 (process_init_element): Use c_save_expr.
5438 (c_finish_goto_ptr): Fold expression.
5439 (c_finish_return): Fold return value. Update call to
5440 convert_for_assignment.
5441 (c_start_case): Fold switch expression.
5442 (c_process_expr_stmt): Fold expression.
5443 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5444 ensure statement expression is not evaluated in constant expression.
5445 (build_binary_op): Track whether results are integer constant
5446 expressions or may occur in such, disable folding and wrap results
5447 as applicable. Fold operands for -Wsign-compare warnings unless
5449 (c_objc_common_truthvalue_conversion): Handle results folded to
5450 integer constants that are not integer constant expressions.
5451 * doc/extend.texi: Document when typeof operands are evaluated,
5452 that condition of __builtin_choose_expr is an integer constant
5453 expression, and more about use of __builtin_constant_p in
5456 2009-03-29 Richard Guenther <rguenther@suse.de>
5458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5459 propagate addresses of array references.
5461 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5463 * regmove.c (perhaps_ends_bb_p): Remove.
5464 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5465 from INSN and check that the main loop stays within that basic block.
5466 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5467 (regmove_forward_pass): Split out from regmove_optimize. Use
5468 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5469 (regmove_backward_pass): Split out from regmove_optimize. Use
5470 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5471 (regmove_optimize): Simplify.
5473 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5476 * config/i386/i386.c (classify_argument): Ignore flexible array
5477 member in struct and warn ABI change.
5479 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5481 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5483 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5484 (ix86_adjust_cost): Updated.
5486 2009-03-29 Jan Hubicka <jh@suse.cz>
5489 * tree-pass.h (pass_cleanup_eh): New function.
5490 (remove_unreachable_regions): Break code handling RTL
5491 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5492 that can not be reached by runtime.
5493 (can_be_reached_by_runtime): New function.
5494 (label_to_region_map): New function.
5495 (num_eh_regions): New function.
5496 (rtl_remove_unreachable_regions): New function.
5497 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5498 (remove_eh_region): New function.
5499 * except.h: Include sbitmap and vecprim.
5500 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5501 num_eh_regions): Declare.
5502 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5503 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5504 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5505 (tree_empty_eh_handler_p): New function.
5506 (cleanup_empty_eh): New function.
5507 (cleanup_eh): New function.
5508 (pass_cleanup_eh): New function.
5510 2009-03-29 Jan Hubicka <jh@suse.cz>
5512 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5513 for removed regions.
5515 2009-03-29 Jan Hubicka <jh@suse.cz>
5517 * except.c (dump_eh_tree): Dump all datastructures.
5519 2009-03-29 Jan Hubicka <jh@suse.cz>
5521 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5522 (duplicate_eh_regions_1): Likewise.
5523 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5524 vector; call EH verification.
5525 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5526 Be ready for region being removed.
5528 2009-03-29 Jan Hubicka <jh@suse.cz>
5530 * bitmap.c (bitmap_last_set_bit): New function.
5531 * bitmap.h (bitmap_last_set_bit): Declare.
5533 2009-03-29 David Ayers <ayers@fsfe.org>
5536 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5537 by calling objc_compare_types and surpress warnings about
5538 incompatible C pointers that are compatible ObjC pointers.
5540 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5542 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5543 call initialize_inline_failed.
5544 (initialize_inline_failed): Move it from here ...
5545 * cgraph.c (initialize_inline_failed): ... to here.
5546 (cgraph_create_edge): Call initialize_inline_failed rather than
5547 setting inline_failed directly.
5549 2009-03-29 Ben Elliston <bje@au.ibm.com>
5552 * sysv4.opt (msdata): Improve comment.
5553 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5554 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5556 2009-03-29 Ben Elliston <bje@au.ibm.com>
5559 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5560 load and store attributes.
5562 2009-03-29 Ben Elliston <bje@au.ibm.com>
5564 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5565 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5566 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5567 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5568 __builtin_infq and __builtin_huge_valq.
5570 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5572 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5574 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5575 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5577 2009-03-28 Xinliang David Li <davidxl@google.com>
5579 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5580 (do_dbg_cnt): New function.
5582 2009-03-28 Jan Hubicka <jh@suse.cz>
5584 Merge from pretty-ipa:
5586 2009-03-27 Jan Hubicka <jh@suse.cz>
5588 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5589 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5590 * passes.c (function_called_by_processed_nodes_p): New.
5591 * ipa-pure-const.c (check_call): Fix handling of operands.
5592 (analyze_function): Dump debug output for skipped bodies.
5593 (local_pure_const): Use function_called_by_processed_nodes_p.
5594 * dwarf2out.c (reference_to_unused): Use output.
5595 * passes.c (do_per_function_toporder): Likewise.
5597 2008-11-12 Jan Hubicka <jh@suse.cz>
5599 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5600 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5601 state_set_in_source enum
5602 (check_decl): Ignore memory tags; do not set fake looping flags;
5604 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5605 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5606 (check_call, analyze_function): Rewrite.
5608 (add_new_function): Update call of analyze_function.
5609 (generate_summary): Add call of analyze_function.
5610 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5611 (local_pure_const): New function.
5612 (pass_local_pure_const): New pass.
5613 * ipa-inline.c (inline_transform): Set after_inlining.
5614 * tree-eh.c (stmt_can_throw_external): New.
5615 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5616 work with aliasing built.
5617 * tree-flow.h (stmt_can_throw_external): New.
5618 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5619 and local pure/const pass in early and late optimization queue.
5621 2009-03-28 Martin Jambor <mjambor@suse.cz>
5623 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5625 (fold_binary): Allow function decl aligment consideration is the
5626 second argument is integer constant one.
5627 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5628 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5629 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5631 2009-03-28 Jan Hubicka <jh@suse.cz>
5633 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5634 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5635 * function.h (rtl_data): Add nothrow flag.
5636 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5637 set DECL_NOTHROW for AVAILABLE functions.
5639 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5641 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5642 following vector keyword has expansion starting with pixel or bool
5643 keyword, expand vector to __vector and pixel or bool to __pixel or
5647 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5648 warn_if_disallowed_function_p): Removed.
5649 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5650 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5651 warning_if_disallowed_function_p.
5652 * flags.h (warn_if_disallowed_function_p,
5653 warn_disallowed_functions): Removed.
5654 * common.opt (Wdisallowed-function-list=): Removed.
5655 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5657 2009-03-28 Richard Guenther <rguenther@suse.de>
5659 PR tree-optimization/38723
5660 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5663 2009-03-28 Jan Hubicka <jh@suse.cz>
5665 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5666 test introduced by my previous patch.
5668 2009-03-28 Richard Guenther <rguenther@suse.de>
5670 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5671 the PHIs value undefined.
5673 2009-03-28 Jan Hubicka <jh@suse.cz>
5675 * tree-pass.h (pass_fixup_cfg): New pass.
5676 * ipa-inline.c (inline_transform): Set
5677 always_inline_functions_inlined/after_inlining.
5678 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5679 (pass_fixup_cfg): New pass.
5680 * passes.c (init_optimization_passes): Add fixup_cfg.
5682 2009-03-28 Richard Guenther <rguenther@suse.de>
5684 PR tree-optimization/38458
5685 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5686 argument use the arguments copy-of value.
5688 2009-03-28 Richard Guenther <rguenther@suse.de>
5690 PR tree-optimization/38180
5691 * tree-ssa-ccp.c (get_default_value): Simplify.
5692 (likely_value): Likewise.
5693 (surely_varying_stmt_p): Properly handle VOP case.
5694 (ccp_initialize): Likewise.
5695 (ccp_fold): Handle propagating through *&.
5696 (fold_const_aggregate_ref): Also handle decls.
5698 2009-03-28 Jan Hubicka <jh@suse.cz>
5700 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5701 * cgraph.h (cgraph_node): Likewise.
5702 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5703 (cgraph_reset_node): Use process flag.
5704 (cgraph_mark_functions_to_output): Likewise.
5705 (cgraph_expand_function): Likewise.
5706 (cgraph_expand_all_functions): Likewise.
5707 (cgraph_output_in_order): Likewise.
5708 * dwarf2out.c (reference_to_unused): Likewise.
5709 * passes.c do_per_function_toporder): Likewise.
5711 2009-03-28 Jan Hubicka <jh@suse.cz>
5713 Bring from lto-branch:
5715 2008-09-03 Doug Kwan <dougkwan@google.com>
5717 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5718 enums instead of reason strings.
5719 * cgraph.c (cgraph_create_edge): Same.
5720 (cgraph_inline_failed_string): New function.
5721 * cgraph.h (cgraph_inline_failed_t): New enum type.
5722 (cgraph_inline_failed_string): New prototype.
5723 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5724 char pointer to cgraph_inline_failed_t.
5725 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5726 (cgraph_default_inline_p): Ditto.
5727 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5728 to cgraph_inline_failed_t pointer.
5729 * cif-code.def: New file.
5730 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5732 (cgraph_check_inline_limits): Change type of REASON to pointer to
5733 cgraph_inline_failed_t. Replace reason strings with enums.
5734 (cgraph_default_inline_p): Ditto.
5735 (cgraph_recursive_inlining_p): Ditto.
5736 (update_caller_keys): Change type of FAILED_REASON to
5737 cgraph_inline_failed_t.
5738 (cgraph_set_inline_failed): Change type of REASON to pointer to
5739 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5740 convert enums to strings for text output.
5741 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5742 to be of type cgraph_inline_failed_t. Replace reason strings with
5743 enums. Call cgraph_inline_failed_string to covert enums
5744 to strings for text output.
5745 (cgraph_decide_inlining): Replace reason strings with enums.
5746 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5747 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5749 * tree-inline.c (expand_call_inline): Change type of REASON
5750 to cgraph_inline_failed_t. Replace reason strings with enums.
5751 Call cgraph_inline_failed_string for text output.
5752 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5755 2009-03-28 Jan Hubicka <jh@suse.cz>
5757 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5758 cgraph_clone_node): Remove master clone handling.
5759 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5760 * cgraph.h (master_clone): Remove.
5761 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5762 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5763 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5765 2009-03-28 Jan Hubicka <jh@suse.cz>
5767 * cgraph.c (cgraph_function_body_availability): Functions declared
5768 inline are always safe to assume that it is not going to be replaced.
5770 2009-03-28 Richard Guenther <rguenther@suse.de>
5772 PR tree-optimization/38513
5773 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5774 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5775 EXC_PTR_EXPR and FILTER_EXPR.
5776 (get_ref_from_reference_ops): Likewise.
5778 2009-03-28 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/38968
5781 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5782 Use FLOOR_MOD_EXPR to compute misalignment.
5784 2009-03-28 Richard Guenther <rguenther@suse.de>
5786 PR tree-optimization/37795
5787 * tree.h (combine_comparisons): Declare.
5788 * fold-const.c (combine_comparisons): Export.
5789 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5791 (ifcombine_iforif): Use combine_comparisons.
5793 2009-03-28 Jan Hubicka <jh@suse.cz>
5795 * tree-eh.c (inlinable_call_p): New function.
5796 (make_eh_edges): Use it.
5797 (verify_eh_edges): Use it.
5798 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5799 * except.c (reachable_next_level): Add inlinable_function argument
5800 (sjlj_find_directly_reachable_regions): Update.
5801 (add_reachable_handler): Do not set saw_any_handlers.
5802 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5803 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5804 Add new inlinable call parameter.
5805 (can_throw_internal, can_throw_external): Update.
5806 * except.h (can_throw_internal_1, can_throw_external_1,
5807 foreach_reachable_handler): Update declaration.
5809 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5811 * config/arm/t-arm-coff, config/h8300/coff.h,
5812 config/i386/i386-aout.h, config/i386/i386-coff.h,
5813 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5814 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5815 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5816 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5817 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5818 sys-types.h: Remove.
5819 * Makefile.in: Remove protoize and fixproto support and references
5821 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5822 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5824 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5825 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5826 unprotoize$(exeext).
5827 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5828 (.PHONY): Don't depend on proto.
5829 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5830 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5831 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5832 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5833 build/gen-protos.o, build/scan.o, xsys-protos.h,
5834 build/fix-header$(build_exeext), build/fix-header.o,
5835 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5836 stmp-install-fixproto): Remove.
5837 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5838 SYSCALLS.c or fixproto files.
5839 (install-common): Don't install protoize.
5840 (install-headers-tar, install-headers-cpio, install-headers-cp):
5841 Don't depend on $(STMP_FIXPROTO).
5842 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5843 install fixproto files or write out fixproto settings.
5844 (uninstall): Don't uninstall protoize.
5845 * config.gcc (use_fixproto): Remove.
5846 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5847 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5848 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5849 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5850 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5851 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5852 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5853 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5854 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5855 * config/t-vxworks (STMP_FIXPROTO): Remove.
5856 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5857 STMP_FIXPROTO): Remove.
5858 * config.in, configure: Regenerate.
5859 * crtstuff.c (gid_t, uid_t): Don't undefine.
5860 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5861 (arm-*-coff, arm-*-aout: Remove target entries.
5862 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5863 Remove mention of AIX 4.1.
5864 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5865 * doc/invoke.texi (Running Protoize): Remove.
5866 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5867 (Protoize Caveats): Remove.
5868 * tsystem.h: Update comments on headers assumed to exist.
5870 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5872 * genautomata.c: Add a new year to the copyright. Add a new
5874 (struct insn_reserv_decl): Add comments for member bypass_list.
5875 (find_bypass): Remove.
5876 (insert_bypass): New.
5877 (process_decls): Use insert_bypass.
5878 (output_internal_insn_latency_func): Output all bypasses with the
5879 same input insn in one switch case.
5881 * rtl.def (define_bypass): Describe bypass choice.
5882 * doc/md.texi (define_bypass): Ditto.
5884 2009-03-27 Richard Guenther <rguenther@suse.de>
5886 * gimplify.c (mark_addressable): Export.
5887 * tree-flow.h (mark_addressable): Declare.
5888 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5889 * tree-ssa.c (verify_phi_args): Verify that address taken
5890 variables have TREE_ADDRESSABLE set.
5892 2009-03-27 Richard Guenther <rguenther@suse.de>
5894 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5895 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5896 Do not mark decls TREE_ADDRESSABLE.
5897 (build_fold_addr_expr): Adjust.
5898 (fold_addr_expr): Remove.
5899 (fold_unary): Use build_fold_addr_expr.
5900 (fold_comparison): Likewise.
5901 (split_address_to_core_and_offset): Likewise.
5902 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5904 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5905 (gimplify_modify_expr_to_memcpy): Mark source and destination
5907 * omp-low.c (create_omp_child_function): Mark the object decl
5909 (lower_rec_input_clauses): Mark the var we take the address of
5911 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5913 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5916 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5917 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5919 2009-03-27 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/39120
5922 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5924 (handle_lhs_call): Process return constraints. Add escape
5925 constraints if necessary.
5926 (handle_const_call): Fill out return constraints. Make nested
5927 case more precise. Avoid consttmp if possible.
5928 (handle_pure_call): Fill out return constraints. Avoid
5929 callused if possible.
5930 (find_func_aliases): Simplify call handling.
5932 2009-03-27 Richard Guenther <rguenther@suse.de>
5934 PR tree-optimization/39120
5935 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5936 as a representative.
5937 (solve_graph): Do propagate CALLUSED.
5938 (handle_pure_call): Use a scalar constraint from CALLUSED for
5940 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5943 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5946 * c-common.c (handle_aligned_attribute): Properly check alignment
5947 overflow. Use (1U << i) instead of (1 << i).
5949 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5951 * expr.h (get_mem_align_offset): Updated.
5953 * tree.h (tree_decl_common): Change align to "unsigned int" and
5954 move it before pointer_alias_set.
5956 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5957 Jakub Jelinek <jakub@redhat.com>
5960 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5961 gr_register_operand with gr_reg_or_0_operand.
5962 (cmpxchg_rel_di): Likewise.
5963 (sync_lock_test_and_set<mode>): Likewise.
5965 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5967 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5968 (true_regnum): Likewise.
5970 * rtlanal.c (subreg_info): Moved to ...
5971 * rtl.h (subreg_info): Here. New.
5972 (subreg_get_info): New.
5974 * rtlanal.c (subreg_get_info): Make it extern.
5976 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5979 * config/i386/i386.c (ix86_abi): New.
5980 (override_options): Handle -mabi=.
5981 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5982 (ix86_call_abi_override): Likewise.
5983 (init_cumulative_args): Likewise.
5984 (function_arg_advance): Likewise.
5985 (function_arg_64): Likewise.
5986 (function_arg): Likewise.
5987 (ix86_pass_by_reference): Likewise.
5988 (ix86_function_value_regno_p): Likewise.
5989 (ix86_build_builtin_va_list_abi): Likewise.
5990 (setup_incoming_varargs_64): Likewise.
5991 (is_va_list_char_pointer): Likewise.
5992 (ix86_init_machine_status): Likewise.
5993 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5994 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5995 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5996 (ix86_function_abi): Make it static and return enum calling_abi.
5997 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5999 (ix86_fn_abi_va_list): Updated.
6001 * config/i386/i386.h (ix86_abi): New.
6002 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6003 (CONDITIONAL_REGISTER_USAGE): Likewise.
6004 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6005 (machine_function): Likewise.
6007 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6009 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6010 (STACK_BOUNDARY): Likewise.
6011 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6013 * config/i386/i386.opt (mabi=): New.
6015 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6016 return enum calling_abi.
6017 (ix86_function_type_abi): Likewise.
6018 (ix86_function_abi): Removed.
6020 * doc/invoke.texi: Document -mabi= option for x86.
6022 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6024 * builtins.c (real_dconstp): Delete.
6025 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6027 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6028 Jakub Jelinek <jakub@redhat.com>
6031 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6032 (gen_subprogram_die): When a function is explicit, generate the
6033 DW_AT_explicit attribute.
6034 * langhooks.h (struct lang_hooks_for_decls): Add
6035 function_decl_explicit_p langhook.
6036 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6037 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6039 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6041 * builtins.c (fold_builtin_memory_op): Optimize memmove
6042 into memcpy if we can prove source and destination don't overlap.
6044 * tree-inline.c: Include gt-tree-inline.h.
6045 (clone_fn_id_num): New variable.
6046 (clone_function_name): New function.
6047 (tree_function_versioning): Use it.
6048 * Makefile.in (GTFILES): Add tree-inline.c.
6050 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6052 * BASE-VER: Change to 4.5.0.
6054 2009-03-27 Xinliang David Li <davidxl@google.com>
6056 PR tree-optimization/39557
6057 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6059 2009-03-27 Xinliang David Li <davidxl@google.com>
6061 PR tree-optimization/39548
6062 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6065 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6067 * c-common.c (pointer_int_sum): Use %wd on return from
6070 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6072 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6073 on return from tree_low_cst.
6075 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6078 * ginclude/stdarg.h (va_copy): Define also for
6079 __GXX_EXPERIMENTAL_CXX0X__.
6081 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6084 * builtins.h (c_strlen): Do not warn here.
6085 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6086 * c-common.c (pointer_int_sum): Take an explicit location.
6087 Warn about offsets out of bounds.
6088 * c-common.h (pointer_int_sum): Adjust declaration.
6090 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6092 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6095 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6098 * opts.c (warn_if_disallowed_function_p): Don't assume
6099 get_callee_fndecl must return non-NULL.
6101 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6103 PR rtl-optimization/39522
6104 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6105 when reg_reloaded_valid is set.
6107 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6109 * config/spu/divv2df3.c: New file.
6110 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6111 (DPBIT_FUNCS): Filter out _div_df.
6113 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6115 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6116 a jump insn, count that jump in the distance to the loop start.
6118 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6121 * config/sh/sh.c (calc_live_regs): Fix condition for global
6122 registers except PIC_OFFSET_TABLE_REGNUM.
6124 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6127 * doc/invoke.texi (-mconsole): New.
6131 (-mnop-fun-dllimport): New.
6135 (sub section "i386 and x86-64 Windows Options"): New.
6137 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6139 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6140 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6142 2009-03-25 Richard Guenther <rguenther@suse.de>
6145 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6148 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6150 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6151 neither of haifa/selective schedulers are working.
6153 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6155 * doc/invoke.texi (Debugging Options): Fix description of
6156 -fno-merge-debug-strings.
6158 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6160 * config/cris/libgcc.ver: New version-script.
6161 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6163 * configure.ac <GAS features, nop mnemonic>: Add pattern
6164 crisv32-*-* for "nop".
6165 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6166 * configure: Regenerate.
6168 2009-03-24 Ira Rosen <irar@il.ibm.com>
6170 PR tree-optimization/39529
6171 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6172 mark_sym_for_renaming for the tag copied to the new vector
6175 2009-03-24 Arthur Loiret <aloiret@debian.org>
6177 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6178 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6179 EXTRA_SPEC_FUNCTIONS.
6180 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6181 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6182 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6183 -march and -mtune options.
6185 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6187 * config/m68k/t-rtems: Add m5329 multilib.
6189 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6190 Jakub Jelinek <jakub@redhat.com>
6193 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6196 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6199 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6200 instead of c_parser_expression_conv, if original_code isn't one of the
6201 4 allowed comparison codes, fail.
6203 2009-03-23 Richard Guenther <rguenther@suse.de>
6205 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6206 * tree.h (struct tree_type): Likewise.
6207 * reload.h (struct insn_chain): Likewise.
6208 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6209 * function.h (struct function): Likewise.
6210 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6212 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6214 PR tree-optimization/39516
6215 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6217 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6219 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6220 should be set true if BITS_PER_WORD of target is bigger than 32
6222 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6224 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6225 Translate -B-options to -rpath-link. Correct existing
6226 rpath-link and conditionalize on !nostdlib.
6228 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6230 * doc/extend.texi (Function Attributes, Variable Attributes):
6232 * doc/invoke.texi (Debugging Options, Optimize Options)
6233 (i386 and x86-64 Options, MCore Options): Likewise.
6235 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6238 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6239 it for block local namespace aliases.
6240 (gen_decl_die): Pass context_die to gen_namespace_die.
6242 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6245 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6246 minimum or maximum value.
6248 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6250 * reginfo.c (globalize_reg): Recompute derived reg sets.
6252 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6255 * libgcc2.c (mprotect): Do not use signed arguments for
6256 VirtualProtect, use DWORD arguments. Also fix the 'may
6257 be used uninitialized' warning for the np variable.
6259 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6262 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6263 functions using regparm calling conventions when not optimizing.
6264 (ix86_function_sseregparm): Similarly for sseregparm calling
6267 2009-03-19 Li Feng <nemokingdom@gmail.com>
6270 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6271 dependence if the first conflict is after niter iterations.
6273 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6276 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6277 functions with dynamic stack-pointer adjustments.
6279 2009-03-19 Ben Elliston <bje@au.ibm.com>
6281 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6282 option; change to -msdata=data.
6284 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6286 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6289 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6292 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6294 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6296 * doc/invoke.texi (Code Gen Options): Expand discussion of
6299 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6301 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6302 * matrix-reorg.c (struct matrix_info): Likewise.
6303 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6304 * rtl.h (struct mem_attrs): Likewise.
6305 * df.h (struct df): Likewise.
6306 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6307 * ira-int.h (struct ira_allocno): Likewise.
6308 * df-scan.c (struct df_collection_rec): Likewise.
6309 * ira.c (struct equivalence): Likewise.
6310 * function.c (struct temp_slot): Likewise.
6311 * cfgloop.h (struct loop): Likewise.
6314 * function.c (use_register_for_decl): When not optimizing, disregard
6315 register keyword for variables with types containing methods.
6317 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6320 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6321 (is_simple_operand): Call contains_component_ref_p before calling data
6322 reference analysis that would fail on COMPONENT_REFs.
6324 * tree-vrp.c (search_for_addr_array): Fix formatting.
6326 2009-03-18 Richard Guenther <rguenther@suse.de>
6328 * tree-vect-transform.c (vect_loop_versioning): Fold the
6329 generated comparisons.
6330 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6331 (slpeel_tree_peel_loop_to_edge): Likewise.
6333 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6336 * opts.c (print_specific_help): In addition to `undocumented',
6337 accept `separate' and `joined' flags if passed alone. Describe
6338 output by the first matched one of those.
6339 (common_handle_option): Skip over empty strings.
6340 * gcc.c (display_help): Fix help string for `--help='.
6341 * doc/invoke.texi (Option Summary, Overall Options): With
6342 `--help=', classes and qualifiers can both be repeated, but
6343 only the latter can be negated. One should not pass only
6344 negated qualifiers. Fix markup and examples.
6347 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6349 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6350 and -fhelp=separate.
6352 2009-03-17 Jing Yu <jingyu@google.com>
6355 * function.h (struct rtl_data): Move is_thunk from here...
6356 (struct function): ...to here.
6357 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6358 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6360 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6362 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6363 (alpha_output_function_end_prologue): Likewise.
6364 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6365 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6366 (rs6000_output_function_epilogue): Likewise.
6367 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6369 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6372 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6373 from different units in a single alternative.
6374 (*truncdfsf_i387): Ditto.
6375 (*truncxfsf2_mixed): Ditto.
6376 (*truncxfdf2_mixed): Ditto.
6378 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6380 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6381 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6384 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6385 unused non-artificial variables when not optimizing.
6388 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6389 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6390 NAMESPACE_DECL in its DECL_INITIAL.
6393 * optabs.c (set_user_assembler_libfunc): New function.
6394 * expr.h (set_user_assembler_libfunc): New prototype.
6395 * c-common.c: Include libfuncs.h.
6396 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6397 for memcmp, memset, memcpy, memmove and abort.
6398 * Makefile.in (c-common.o): Depend on libfuncs.h.
6401 * dwarf2out.c (gen_inlined_enumeration_type_die,
6402 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6403 gen_tagged_type_instantiation_die): Removed.
6404 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6407 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6410 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6412 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6413 (check-parallel-%): Ditto.
6414 (check-consistency): Ditto.
6416 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6418 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6419 local variable rhs by NULL_TREE.
6421 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6424 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6426 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6429 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6431 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6434 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6435 for ms->sysv ABI calls only in 64bit mode.
6437 * config/i386/i386.md (untyped_call): Support 32bit.
6439 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6441 * doc/extend.texi: Replace x86_65 with x86_64.
6443 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6445 PR tree-optimization/39455
6446 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6447 mismatches for POINTER_TYPE_P (type).
6448 (number_of_iterations_le): Likewise.
6450 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6452 * config/picochip/picochip.c: Removed profiling support.
6453 * config/picochip/picochip.md: Removed profiling instruction.
6454 * config/picochip/picochip.h: Removed profiling builtin.
6456 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6458 * doc/install.texi (--with-host-libstdcxx): Document.
6460 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6463 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6464 generate a warning if the function name does not begin with
6465 "__vector" and the function has either the 'signal' or 'interrupt'
6466 attribute, from here to ...
6467 (avr_declare_function_name): ...here. New function.
6468 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6469 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6471 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6474 * cse.c (fold_rtx): Don't modify original const_arg1 when
6475 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6476 separate variable instead.
6477 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6478 from out of range shift counts.
6479 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6481 2009-03-13 Catherine Moore <clm@codesourcery.com>
6483 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6484 diagnostic.h with $(DIAGNOSTIC_H).
6486 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6489 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6491 * config/i386/sync.md (sync_compare_and_swap<mode>,
6492 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6493 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6495 (sync_double_compare_and_swapdi_pic,
6496 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6497 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6499 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6502 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6504 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6507 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6508 (avx_addsubv4df3): Likewise.
6509 (*avx_addsubv4sf3): Likewise.
6510 (sse3_addsubv4sf3): Likewise.
6512 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6515 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6517 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6520 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6521 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6522 registers for allocnos created from user-defined variables.
6524 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6527 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6528 of non-integer mode as well.
6530 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6532 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6533 for functions for which the parameter types are unknown.
6535 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6538 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6539 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6540 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6541 * config/i386/i386.c (ix86_local_alignment): For
6542 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6543 long long variables on the stack to avoid dynamic realignment.
6544 Allow the first argument to be a decl rather than type.
6545 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6547 2009-03-11 Nick Clifton <nickc@redhat.com>
6550 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6552 Add description to mno-lsim option.
6553 * config/mcore/mcore.h: Remove comment about deprecated m4align
6555 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6556 * doc/invoke.texi: Add description of mno-lsim and
6557 mstack-increment options.
6559 * config/fr30/fr30.opt: Document the -mno-lsim option.
6560 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6561 and -mno-lsim options.
6563 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6565 * fold-const.c (fold_comparison): Only call fold_inf_compare
6566 if the mode supports infinities.
6568 2009-03-11 Jason Merrill <jason@redhat.com>
6571 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6572 end already did. Notice GIMPLE_CALL modifications of the result.
6573 Don't copy debug information from an ignored decl or a decl from
6576 2009-03-10 Richard Guenther <rguenther@suse.de>
6577 Nathan Froyd <froydnj@codesourcery.com>
6580 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6581 (__divMODE3): Likewise.
6583 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6585 PR tree-optimization/39394
6586 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6587 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6589 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6591 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6592 inline asms for register asm ("") declarations.
6594 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6596 * fold-const.c (fold_unary): Fix comment.
6598 2009-03-07 Jan Hubicka <jh@suse.cz>
6601 * tree-inline.c (setup_one_parameter): Do replacement of const
6602 argument by constant in SSA form.
6604 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6607 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6608 determine alignment passed to assign_stack_local.
6609 (assign_parms_unsplit_complex): Likewise.
6610 * except.c (sjlj_build_landing_pads): Likewise.
6612 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6615 * tree-flow.h (add_referenced_var): Return bool instead of void.
6616 * tree-dfa.c (add_referenced_var): Return result of
6617 referenced_var_check_and_insert call.
6618 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6619 of referenced_var_check_and_insert.
6622 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6623 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6624 DIE, don't emit it if abstract origin already has it.
6625 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6626 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6628 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6630 * genpreds.c (needs_variable): Fix parentheses at variable name
6632 (write_tm_constrs_h): Indent generated code.
6634 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6636 * doc/extend.texi (Function Attributes): Add documentation
6639 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6642 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6643 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6645 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6647 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6650 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6653 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6654 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6656 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6658 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6659 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6660 constants instead of magic numbers.
6661 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6663 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6664 (x86_64_ms_abi_int_parameter_registers): Ditto.
6665 (x86_64_int_return_registers): Ditto.
6666 (ix86_maybe_switch_abi): Ditto.
6667 (ix86_expand_call): Ditto for clobbered_registers array.
6668 (ix86_hard_regno_mode_ok): Ditto.
6669 (x86_extended_QIreg_mentioned_p): Ditto.
6671 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6673 PR tree-optimization/39349
6674 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6676 * combine.c (gen_lowpart_for_combine): Use omode when generating
6679 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6681 PR rtl-optimization/39235
6682 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6684 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6686 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6688 2009-03-04 Richard Guenther <rguenther@suse.de>
6690 PR tree-optimization/39362
6691 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6692 that occur in abnormal PHIs should be varying.
6694 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6696 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6698 (simple_iv): Take loop as an argument instead of statement.
6699 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6700 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6702 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6704 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6705 * matrix-reorg.c (analyze_transpose): Ditto.
6706 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6707 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6708 * tree-predcom.c (ref_at_iteration): Ditto.
6709 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6711 2009-03-04 Richard Guenther <rguenther@suse.de>
6713 PR tree-optimization/39358
6714 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6715 escaped_id and callused_id.
6716 (solve_graph): Likewise.
6718 2009-03-04 Richard Guenther <rguenther@suse.de>
6720 PR tree-optimization/39339
6721 * tree-sra.c (try_instantiate_multiple_fields): Make it
6722 no longer ICE on the above.
6724 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6726 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6727 that fits within Pmode.
6729 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6732 * tm.texi (LIBCALL_VALUE): Update description.
6734 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6737 * doc/extend.texi (section): Update description.
6739 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6742 * tree-inline.c (remapped_type): New.
6743 (can_be_nonlocal): Call remapped_type instead of remap_type.
6745 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6748 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6749 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6751 2009-03-03 Richard Guenther <rguenther@suse.de>
6754 * tree.c (tree_nonartificial_location): New function.
6755 * tree.h (tree_nonartificial_location): Declare.
6756 * builtins.c (expand_builtin_memory_chk): Provide location
6757 of the call location for artificial function pieces.
6758 (maybe_emit_chk_warning): Likewise.
6759 (maybe_emit_sprintf_chk_warning): Likewise.
6760 (maybe_emit_free_warning): Likewise.
6761 * expr.c (expand_expr_real_1): Likewise.
6763 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6765 PR tree-optimization/39343
6766 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6767 COMPONENT_REF t has ARRAY_TYPE.
6769 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6772 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6773 when the type precision of the induction variable should be
6774 larger than the type precision of nit.
6775 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6776 * graphite.c (graphite_loop_normal_form): Same.
6777 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6779 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6781 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6782 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6783 numbers to describe clobbered registers.
6784 (*call_value_0_rex64_ms_sysv): Ditto.
6785 * config/i386/mmx.md (mmx_emms): Ditto.
6788 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6790 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6793 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6795 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6796 (spu_section_type_flags): New function.
6798 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6800 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6801 reg_class_contents of FLOAT_REGS into a temporary.
6803 2009-03-02 Richard Guenther <rguenther@suse.de>
6804 Ira Rosen <irar@il.ibm.com>
6806 PR tree-optimization/39318
6807 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6808 information to the vectorized statement.
6810 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6812 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6813 variable. Use defined names instead of magic constants for REX SSE
6816 2009-03-01 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/39331
6819 * omp-low.c (lower_send_shared_vars): Do not receive new
6820 values for the reference of DECL_BY_REFERENCE parms or results.
6822 2009-03-01 Jan Hubicka <jh@suse.cz>
6825 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6826 BLOCK_NONLOCALIZED_VAR): New macros.
6827 (tree_block): Add nonlocalized_vars.
6828 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6829 gen_decl_die): Add origin argument. Allow generation of die with
6830 origin at hand only.
6831 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6832 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6834 (gen_block_die): Fix checking for unused blocks.
6835 (process_scope_var): Break out from .... ; work with origins only.
6836 (decls_for_scope) ... here; process nonlocalized list.
6837 (dwarf2out_ignore_block): Look for nonlocalized vars.
6838 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6840 (dump_scope_block): Dump them.
6841 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6842 (remap_block): Likewise.
6843 (can_be_nonlocal): New predicate.
6844 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6846 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6848 * configure: Regenerate.
6850 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6852 * optc-gen.awk: No need to duplicate option flags twice.
6853 Reuse help texts for duplicate options which do not have any.
6855 * gcc.c (display_help): Document --version.
6857 * gcc.c (main): If print_help_list and verbose_flag, ensure
6858 driver output comes before subprocess output.
6860 * optc-gen.awk: Assign all remaining fields to help string,
6861 space-separated, for multi-line help in *.opt.
6863 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6864 -Wno-pedantic-ms-format is for MinGW targets only.
6866 * doc/options.texi (Option file format): Fix bad indentation,
6867 restoring dropped sentence.
6869 2009-02-28 Jan Hubicka <jh@suse.cz>
6871 * tree-inline.c (tree_function_versioning): Output debug info.
6873 2009-02-28 Jan Hubicka <jh@suse.cz>
6876 * tree-inline.c (setup_one_parameter): Do not copy propagate
6877 arguments when not optimizing.
6879 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6882 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6883 (avx_addsubv4df3): Likewise.
6884 (*avx_addsubv4sf3): Likewise.
6885 (sse3_addsubv4sf3): Likewise.
6886 (*avx_addsubv2df3): Likewise.
6887 (sse3_addsubv2df3): Likewise.
6888 (avx_unpckhps256): Correct item selectors.
6889 (avx_unpcklps256): Likewise.
6890 (avx_unpckhpd256): Likewise.
6891 (avx_unpcklpd256): Likewise.
6893 2009-02-28 Jan Hubicka <jh@suse.cz>
6895 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6897 (copy_arguments_for_versioning): If var is declared don't declare it.
6898 (tree_function_versioning): First setup substitutions and then copy
6901 2009-02-27 Jan Hubicka <jh@suse.cz>
6904 * cgraph.h (varpool_output_debug_info): Remove.
6905 * cgraphunit.c (varpool_output_debug_info): Remove.
6906 * dwarf2out.c (deferred_locations_struct): New struct
6907 (deferred_locations): New type.
6908 (deferred_locations_list): New static var.
6909 (deffer_location): New function.
6910 (gen_variable_die): Use it.
6911 (decls_for_scope): Output info on local static vars.
6912 (dwarf2out_finish): Process deferred locations.
6913 * varpool.c (varpool_output_debug_info): Remove.
6915 2009-02-27 Jan Hubicka <jh@suse.cz>
6918 * tree.h (TREE_PROTECTED): Fix comment.
6919 (BLOCK_HANDLER_BLOCK): Remove.
6920 (struct tree_block): Remove handler_block add body_block.
6921 (inlined_function_outer_scope_p): New.
6922 (is_body_block): Remove.
6923 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6924 * dwarf2out.c (is_inlined_entry_point): Remove.
6925 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6926 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6928 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6929 * gimplify.c (gimplify_expr): Gimplify body blocks.
6930 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6931 block with multiple subblocks.
6932 (dump_scope_block): Prettier output; dump more flags and info.
6933 (dump_scope_blocks): New.
6934 (remove_unused_locals): Use dump_scope_blocks.
6935 * tree-flow.h (dump_scope_blocks): Declare.
6936 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6937 * stmt.c (is_body_block): Remove.
6938 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6939 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6941 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6944 * graphite.c (graphite_loop_normal_form): Do not call
6945 number_of_iterations_exit from a gcc_assert.
6947 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6949 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6950 jumps if COND is NULL.
6951 (find_cond_jump): New function.
6952 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6953 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6955 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6957 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6958 force_const_mem returns NULL_RTX.
6960 2009-02-26 Jan Hubicka <jh@suse.cz>
6963 * cgraph.h (varpool_output_debug_info): Remove.
6964 * cgraphunit.c (varpool_output_debug_info): Remove.
6965 * dwarf2out.c (deferred_locations_struct): New struct
6966 (deferred_locations): New type.
6967 (deferred_locations_list): New static var.
6968 (deffer_location): New function.
6969 (gen_variable_die): Use it.
6970 (decls_for_scope): Output info on local static vars.
6971 (dwarf2out_finish): Process deferred locations.
6972 * varpool.c (varpool_output_debug_info): Remove.
6974 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6976 PR rtl-optimization/39241
6977 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6978 to subreg_offset_representable_p.
6980 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6982 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6983 execute function prototype. Get f and nregs from max_reg_num
6984 and get_insns. Remove the first backward pass as it's dead,
6985 guard the forward pass by flag_expensive_optimizations.
6986 (rest_of_handle_regmove): Delete.
6987 (pass_regmove): Replace it with regmove_optimize.
6989 2009-02-25 Martin Jambor <mjambor@suse.cz>
6991 PR tree-optimization/39259
6992 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6993 calls_alloca function flags.
6994 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6997 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6999 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7000 flags_set_1_rtx, flags_set_1_set): Delete.
7001 (regmove_optimize): Do not call mark_flags_life_zones.
7003 2009-02-24 Julian Brown <julian@codesourcery.com>
7006 * config/arm/arm.c (require_pic_register): Only set
7007 cfun->machine->pic_reg once per function.
7009 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7011 * doc/invoke.texi (Link Options): Document an easier way to pass
7012 options that take arguments to the GNU linker using -Xlinker and -Wl.
7014 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7017 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7019 2009-02-24 Richard Guenther <rguenther@suse.de>
7022 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7024 2009-02-24 Richard Guenther <rguenther@suse.de>
7025 Zdenek Dvorak <ook@ucw.cz>
7027 PR tree-optimization/39233
7028 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7029 from converting them to a generic type.
7031 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7033 PR tree-optimization/39260
7034 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7035 contains a condition with a real type.
7036 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7038 2009-02-23 Jason Merrill <jason@redhat.com>
7041 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7042 narrowing_initializer_constant_valid_p.
7043 (narrowing_initializer_constant_valid_p): Don't return
7044 null_pointer_node for adding a pointer to itself.
7046 2009-02-23 Jan Hubicka <jh@suse.cz>
7049 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7052 2009-02-23 Jan Hubicka <jh@suse.cz>
7054 PR tree-optimization/37709
7055 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7056 * tree.h (block_ultimate_origin): Declare.
7057 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7058 * tree-ssa-live.c (remove_unused_scope_block_p):
7059 Eliminate blocks containig no instructions nor live variables nor
7061 (dump_scope_block): New function.
7062 (remove_unused_locals): Enable removal of dead blocks by default;
7063 enable dumping at TDF_DETAILS.
7065 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7067 * config/i386/i386.c (classify_argument): Don't allow COImode
7069 (function_arg_advance_32): Don't allow OImode.
7070 (function_arg_32): Likewise.
7071 (function_value_32): Likewise.
7072 (return_in_memory_32): Likewise.
7073 (function_arg_64): Remove OImode comment.
7075 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7078 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7079 ix86_expand_vector_set for V4DImode in 64bit mode only.
7080 (ix86_expand_vector_init_one_var): Likewise.
7082 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7084 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7086 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7089 * loop-iv.c: Revert last change.
7090 * emit-rtl.c: Likewise.
7092 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7095 * config/i386/i386.c (type_natural_mode): Remove an extra
7096 space in the warning message.
7097 (function_value_32): Handle 32-byte vector modes.
7098 (return_in_memory_32): Likewise.
7100 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7102 * loop-iv.c (truncate_value): New function.
7103 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7105 (lowpart_subreg): Move to...
7106 * emit-rtl.c: ...here.
7108 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7110 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7111 accidental and undocumented change at revision 140860.
7113 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7115 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7116 take gimple_seq * arguments.
7117 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7118 types_compatible_p langhook.
7120 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7121 Joseph Myers <joseph@codesourcery.com>
7123 * config/arm/arm.c (arm_builtin_va_list): New function.
7124 (arm_expand_builtin_va_start): Likewise.
7125 (arm_gimplify_va_arg_expr): Likewise.
7126 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7127 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7128 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7129 (va_list_type): New variable.
7130 (arm_mangle_type): Mangle va_list_type appropriately.
7132 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7135 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7136 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7137 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7138 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7139 parameter to 1000 for -O1 by default.
7140 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7142 * loop-invariant.c: Include params.h.
7143 (move_loop_invariants): Don't call move_single_loop_invariants on
7146 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7148 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7149 offset when calculating bounds for indexing stack_usage_map. Fixes
7150 a buffer overflow with certain target setups.
7152 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7155 * calls.c (expand_call): Clear try_tail_call if caller and callee
7156 disagree in promotion of function return value.
7158 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7161 * c-common.c (c_determine_visibility): If visibility changed and
7162 DECL_RTL has been already set, call make_decl_rtl to update symbol
7165 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7168 * varasm.c (assemble_variable): Don't check DECL_NAME when
7169 globalizing a variable.
7171 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7174 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7175 expression before any __builtin_trap call.
7176 * c-typeck.c (build_function_call): Convert and check function
7177 arguments before generating a call to a trap. Evaluate the
7178 function arguments before the trap.
7180 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7183 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7184 (UNSPEC_FXAM_MEM): New unspec.
7185 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7186 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7187 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7189 2009-02-19 Richard Guenther <rguenther@suse.de>
7191 PR tree-optimization/39207
7192 PR tree-optimization/39074
7193 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7194 storedanything_tree): New.
7195 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7196 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7197 (build_succ_graph): Add edges from STOREDANYTHING to all
7199 (init_base_vars): Initialize STOREDANYTHING.
7200 (compute_points_to_sets): Free substitution info after
7201 building the succ graph.
7202 (ipa_pta_execute): Likewise.
7204 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7206 (do_ds_constraint): Do not add to special var or non-pointer
7208 (type_could_have_pointers): Split out from ...
7209 (could_have_pointers): ... here. For arrays use the element type.
7210 (create_variable_info_for): Initialize may_have_pointers.
7211 (new_var_info): Likewise.
7212 (handle_lhs_call): Make the HEAP variable unknown-sized.
7213 (intra_create_variable_infos): Use a type with pointers for
7214 PARM_NOALIAS, make it unknown-sized.
7216 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7219 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7221 2009-02-18 Jason Merrill <jason@redhat.com>
7224 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7225 value if DECL_EXTERNAL.
7226 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7227 * target.h (gcc_target::binds_local_p): Clarify "module".
7228 * tree.h (TREE_PUBLIC): Clarify "module".
7230 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7233 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7234 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7236 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7239 * c.opt (Wabi): Support C and ObjC.
7242 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7244 * config/i386/i386.c (classify_argument): Warn once about the ABI
7245 change when passing union with long double.
7247 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7249 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7252 * c-parser.c (c_parser_compound_statement): Always enter and leave
7255 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7258 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7260 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7262 PR tree-optimization/36922
7263 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7264 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7267 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7269 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7272 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7274 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7276 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7278 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7281 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7282 Richard Sandiford <rdsandiford@googlemail.com>
7284 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7285 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7286 (loongson_biadd): ...this.
7288 2009-02-17 Richard Guenther <rguenther@suse.de>
7290 PR tree-optimization/39202
7291 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7292 a var make sure to follow existing collapses.
7294 2009-02-17 Richard Guenther <rguenther@suse.de>
7297 * langhooks.c (lhd_print_error_function): Check for NULL block.
7299 2009-02-17 Richard Guenther <rguenther@suse.de>
7301 PR tree-optimization/39204
7302 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7305 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7307 * config/soft-fp/double.h: Update from glibc CVS.
7309 2009-02-17 Richard Guenther <rguenther@suse.de>
7311 PR tree-optimization/39207
7312 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7313 strict-aliasing warnings for pointers pointing to NULL.
7315 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7318 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7319 skipping until next close brace.
7321 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7324 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7325 to function argument boundary.
7327 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7329 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7330 in the lea_add. Reload eventually constraints it properly.
7331 * config/picochip/constraints.md : Remove the target constraint
7332 "b", since it is not needed anymore.
7334 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7336 * gthr-dce.h: Uglify function parameter and local variable names.
7337 * gthr-gnat.h: Likewise.
7338 * gthr-mipssde.h: Likewise.
7339 * gthr-nks.h: Likewise.
7340 * gthr-posix95.h: Likewise.
7341 * gthr-posix.h: Likewise.
7342 * gthr-rtems.h: Likewise.
7343 * gthr-single.h: Likewise.
7344 * gthr-solaris.h: Likewise.
7345 * gthr-tpf.h: Likewise.
7346 * gthr-vxworks.h: Likewise.
7347 * gthr-win32.h: Likewise.
7349 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7352 * config/i386/i386.md: Restrict the new peephole2 to move
7353 between MMX/SSE registers.
7355 2009-02-15 Richard Guenther <rguenther@suse.de>
7358 2009-02-13 Richard Guenther <rguenther@suse.de>
7360 * configure.ac: Enable LFS.
7361 * configure: Re-generate.
7362 * config.in: Likewise.
7364 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7366 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7367 spu_srqwbyte, spu_srqwbytebc): Define.
7368 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7369 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7370 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7371 "shrqby_<mode>"): New insn-and-split patterns.
7372 * config/spu/spu.c (expand_builtin_args): Determine and return
7373 number of operands using spu_builtin_description data.
7374 (spu_expand_builtin_1): Use it.
7376 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7379 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7382 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7385 * config/i386/i386.c (override_options): Correct warning
7386 messages for -malign-loops, -malign-jumps and -malign-functions.
7388 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7391 * config/i386/i386.md: Restrict the new peephole2 to move
7392 between the general purpose registers.
7394 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7397 * config/i386/i386.c (type_natural_mode): Add a new argument.
7398 Return the original mode and warn ABI change if vector size is 32byte.
7399 (function_arg_advance): Updated.
7400 (function_arg): Likewise.
7401 (ix86_function_value): Likewise.
7402 (ix86_return_in_memory): Likewise.
7403 (ix86_sol10_return_in_memory): Likewise.
7404 (ix86_gimplify_va_arg): Likewise.
7405 (function_arg_32): Don't warn ABX ABI change here.
7406 (function_arg_64): Likewise.
7408 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7410 * loop-iv.c (implies_p): In the final case, test that operands 0
7411 of the two comparisons match.
7413 * config/bfin/bfin.c (find_prev_insn_start): New function.
7414 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7415 (find_next_insn_start): Move.
7417 2009-02-13 Richard Guenther <rguenther@suse.de>
7419 * configure.ac: Enable LFS.
7420 * configure: Re-generate.
7421 * config.in: Likewise.
7423 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7426 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7427 sizes on syntax error after some arguments have been parsed.
7429 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7431 * doc/invoke.texi (-fira): Remove.
7433 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7435 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7436 * recog.c: Likewise.
7439 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7441 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7442 (umul_ppmm): Likewise.
7443 (count_leading_zeros): Likewise.
7444 (count_trailing_zeros): Likewise.
7445 (UMUL_TIME): Likewise.
7447 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7449 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7450 soft-fp/t-softfp to tmake_file.
7452 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7453 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7454 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7455 IA64_BUILTIN_INFQ]: New.
7456 (ia64_init_builtins): Initialize __builtin_infq,
7457 __builtin_fabsq and __builtin_copysignq if not HPUX.
7458 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7459 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7461 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7463 (__fixtfti): Likewise.
7464 (__fixunstfti): Likewise.
7465 (__floattitf): Likewise.
7467 * config/ia64/libgcc-glibc.ver: New.
7468 * config/ia64/t-fprules-softfp: Likewise.
7469 * config/ia64/sfp-machine.h: Likewise.
7471 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7472 (LIBGCC2_TF_CEXT): Likewise.
7473 (TF_SIZE): Likewise.
7474 (TARGET_INIT_LIBFUNCS): Likewise.
7476 * config/ia64/t-glibc (SHLINB_MAPFILES):
7477 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7479 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7481 * config/i386/i386.c (construct_container): Rewrite processing
7482 BLKmode with X86_64_SSE_CLASS.
7484 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7487 * config/i386/i386.md: Replace simplify_replace_rtx with
7488 replace_rtx in the new peephole2.
7490 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7492 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7493 loop unrolling do not happen at -O2.
7495 2009-02-12 Michael Matz <matz@suse.de>
7497 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7499 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7501 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7504 2009-02-12 Ben Elliston <bje@au.ibm.com>
7506 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7507 patterns when updating the back chain. Missed in the 2009-02-10
7510 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7512 * doc/extend.texi (Decimal Floating Types): Update identifier of
7513 draft TR and list of missing support.
7515 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7518 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7519 bit to variable length decl's flags, add it also to its
7520 pointer replacement variable.
7522 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7523 Jakub Jelinek <jakub@redhat.com>
7526 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7527 (memory_blockage): New expander.
7528 (*memory_blockage): New insn pattern.
7529 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7530 instead of general blockage at the end of function prologue when
7531 frame pointer is used to access red zone area. Do not emit blockage
7532 when profiling, it is emitted in generic code.
7533 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7534 function epilogue when frame pointer is used to access red zone area.
7536 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7539 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7540 by arithmetic with memory operands.
7541 * config/i386/predicates.md (commutative_operator): New.
7543 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7545 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7548 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7550 * alias.h (record_alias_subset): Declare.
7551 * alias.c (record_alias_subset): Make global.
7553 2009-02-10 Nick Clifton <nickc@redhat.com>
7555 * tree-parloops.c: Change license to GPLv3.
7556 * ipa-struct-reorg.c: Change license to GPLv3.
7557 * ipa-struct-reorg.h: Change license to GPLv3.
7559 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7562 * c-decl.c (start_struct): Return NULL on error.
7564 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7567 * cfgloopmanip.c (remove_path): Call remove_bbs after
7568 cancel_loop_tree, not before it.
7571 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7572 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7573 VAR_DECLs were seen.
7574 * tree-ssa-live.c (remove_unused_locals): Recompute
7575 cfun->has_local_explicit_reg_vars.
7576 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7577 copies or clearings if cfun->has_local_explicit_reg_vars.
7579 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7582 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7583 of function prologue when frame pointer is used to access
7586 2009-02-10 Richard Guenther <rguenther@suse.de>
7589 * gimplify.c (gimple_regimplify_operands): Always look if
7590 we need to create a temporary.
7592 2009-02-10 Richard Guenther <rguenther@suse.de>
7594 PR tree-optimization/39132
7595 * tree-loop-distribution.c (todo): New global var.
7596 (generate_memset_zero): Trigger TODO_rebuild_alias.
7597 (tree_loop_distribution): Return todo.
7599 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7602 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7603 (x86_64_reg_class_name): Removed.
7604 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7605 first one isn't X86_64_SSE_CLASS or any other ones aren't
7606 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7607 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7608 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7609 and 3 X86_64_SSEUP_CLASS.
7610 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7611 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7613 2009-02-10 Ben Elliston <bje@au.ibm.com>
7615 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7616 form instruction to update the stack back chain word, even if the
7617 user has disabled the generation of update instructions.
7618 (movdi_<mode>_update_stack): New.
7619 (movsi_update_stack): Likewise.
7620 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7621 always use an update form instruction to update the stack back
7624 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7627 * graphite.c (if_region_set_false_region): After moving a region in
7628 the false branch of a condition, remove the empty dummy basic block.
7629 (gloog): Remove wrong fix for PR38953.
7631 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7633 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7634 generation due to implicit sign extension.
7636 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7639 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7640 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7642 2009-02-09 Richard Guenther <rguenther@suse.de>
7645 * convert.c (convert_to_real): Disable (float)fn((double)x)
7646 to fnf(x) conversion if errno differences may occur and
7647 -fmath-errno is set.
7649 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7651 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7652 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7653 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7655 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7658 * c-common.c (handle_alias_attribute): Disallow attribute for
7659 anything not a FUNCTION_DECL or VAR_DECL.
7661 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7664 * real.c (do_compare): Special-case compare of zero against
7665 decimal float value.
7667 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7670 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7671 as indicating flexible array members unless the field itself is
7672 being declarared as the incomplete array.
7674 2009-02-06 Jan Hubicka <jh@suse.cz>
7676 PR tree-optimization/38844
7677 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7680 2009-02-06 Richard Guenther <rguenther@suse.de>
7683 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7684 fork because we may expand it as __gcov_fork.
7686 2009-02-06 Nick Clifton <nickc@redhat.com>
7688 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7690 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7692 PR tree-optimization/35659
7693 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7694 vn_phi_eq): Shortcut if hashcode does not match.
7695 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7697 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7698 and avoid iterative_hash_expr.
7699 (FOR_EACH_VALUE_ID_IN_SET): New.
7700 (value_id_compare): Remove.
7701 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7702 sort expressions by value id.
7704 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7707 * config/sh/predicates.md (general_movsrc_operand): Don't check
7708 the subreg of system registers here.
7710 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7713 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7716 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7718 PR rtl-optimization/39110
7719 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7720 addresses, not aligned ones.
7722 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7723 Richard Guenther <rguenther@suse.de>
7725 PR tree-optimization/39100
7726 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7727 comment says and add edges.
7729 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7732 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7733 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7735 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7737 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7738 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7739 register_bb_in_sese, new_sese, free_sese): Moved.
7740 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7741 outermost_loop_in_scop, build_scop_iteration_domain,
7742 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7743 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7744 Use loop_in_sese_p instead of loop_in_scop_p.
7745 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7746 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7747 (scopdet_basic_block_info): Fix bug in scop detection.
7748 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7749 eq_loop_to_cloog_loop): Remove.
7750 (nb_loops_around_loop_in_scop, nb_loop
7751 ref_nb_loops): Moved here...
7752 * graphite.h (ref_nb_loops): ... from here.
7753 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7754 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7755 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7756 * testsuite/gcc.dg/graphite/scop-19.c: New
7758 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7759 Hans-Peter Nilsson <hp@axis.com>
7761 PR rtl-optimization/37889
7762 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7763 Move offset handling from PLUS to before the switch. Use new
7764 arguments when considering SYMBOL_REFs too.
7765 (rtx_addr_can_trap_p): Pass dummy offset and size.
7766 (enum may_trap_p_flags): Remove.
7767 (may_trap_p_1): Pass size from MEM_SIZE.
7769 PR rtl-optimization/38921
7770 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7771 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7772 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7773 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7775 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7777 AVX Programming Reference (January, 2009)
7778 * config/i386/sse.md (*vpclmulqdq): New.
7780 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7782 PR tree-optimization/38977
7783 PR gcov-profile/38292
7784 * calls.c (special_function_p): Disregard __builtin_ prefix.
7786 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7788 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7789 non-indexable addresses even before reload.
7791 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7794 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7795 as having variable size. Do not give an error for unnamed
7796 parameters with [*] declarators. Give a warning for type names
7797 with [*] declarators and mark them as variable size.
7798 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7799 for sizeof applied to [*] type names.
7801 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7804 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7806 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7808 * gcc.c (process_command): Update copyright notice dates.
7809 * gcov.c (print_version): Likewise.
7810 * gcov-dump.c (print_version): Likewise.
7811 * mips-tfile.c (main): Likewise.
7812 * mips-tdump.c (main): Likewise.
7814 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7817 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7818 for composite type involving a zero-length array type.
7820 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7823 * function.c (match_asm_constraints_1): Skip over
7824 initial optional % in the constraint.
7827 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7828 supported, don't accept FIXED_CSTs.
7829 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7830 and _Sat is used without _Fract/_Accum. Set specs->type to
7831 integer_type_node for cts_fract/cts_accum if fixed point is not
7834 2009-02-02 Catherine Moore <clm@codesourcery.com>
7836 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7838 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7840 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7841 (ABI_HAS_64BIT_SYMBOLS): Use it.
7842 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7844 2009-02-02 Paul Brook <paul@codesourcery.com>
7846 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7848 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7851 * recog.h (asm_operand_ok): Add constraints argument.
7852 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7853 recurse on matching constraint.
7854 (check_asm_operands): Pass constraints as 3rd argument to
7855 asm_operand_ok. Don't look up matching constraint here.
7856 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7859 2009-02-02 Ben Elliston <bje@au.ibm.com>
7861 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7862 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7864 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7866 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7867 information. Remove some obsolete information. Reorganize.
7869 * config/pa/fptr.c: Revert license to GPL 2.
7870 * config/pa/milli64.S: Likewise.
7872 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7875 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7876 LIBRARY name in, instead of hard-coding it.
7877 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7878 extra target make frag to tmake_files according to EH model.
7879 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7880 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7881 frags that define makefile variable EH_MODEL appropriately.
7882 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7883 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7884 to "-sjlj" according to type of EH configured.
7885 (LIBGCC_SONAME): Concatenate it to shared library base name.
7886 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7887 to "_sjlj" according to type of EH configured.
7888 (LIBGCC_SONAME): Concatenate it to shared library base name.
7889 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7890 (SHLIB_LINK): Add missing semicolon to if-else construct.
7891 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7892 string value of "pe_dll" command-line option.
7893 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7894 (SHLIB_SONAME): Use it when overriding t-cygming default.
7895 (SHLIB_IMPLIB): Override t-cygming default.
7896 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7897 string value of "pe_dll" command-line option.
7899 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7902 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7903 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7905 2009-01-31 Richard Guenther <rguenther@suse.de>
7907 PR tree-optimization/38937
7908 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7909 computing the transitive closure.
7911 2009-01-30 Richard Guenther <rguenther@suse.de>
7913 PR tree-optimization/39041
7914 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7915 Propagate variable indices only if the types match for this stmt.
7917 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7920 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7921 inline but never defined.
7923 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7925 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7926 (*insv_h_di_reg_extimm): New insn.
7927 (*insv_l<mode>_reg_extimm): New insn.
7929 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7931 * config/picochip/picochip.c (flag_conserve_stack): set
7932 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7933 fconserve-stack. Reduce call-overhead used by inliner.
7935 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7938 * common.opt (flag_conserve_stack): Initialised to zero.
7940 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7943 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7944 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7947 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7949 * ira-color.c (allocno_reload_assign): Update comments.
7950 * regmove.c (regmove_optimize): Likewise.
7954 2009-01-29 Robert Millan <rmh@aybabtu.com>
7956 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7957 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7958 `MD_UNWIND_SUPPORT'.
7959 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7961 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7963 PR tree-optimization/39007
7964 * tree-loop-distribution.c (generate_builtin): Use
7965 recompute_dominator to compute the immediate dominator of the
7966 basic block just after the loop.
7968 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7970 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7971 (ASM_OUTPUT_DWARF_PCREL): Define.
7973 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7975 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7976 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7977 global. Modify entries about regmove and IRA.
7979 * ra-conflict.c: Remove the file.
7981 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7983 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7984 (pass_regclass_init): Rename to pass_reginfo_init.
7986 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7988 * toplev.h (flag_ira): Remove.
7990 * caller-save.c (setup_save_areas): Remove flag_ira.
7992 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7994 * global.c: Remove the file.
7996 * opts.c (decode_options): Remove flag_ira.
7998 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8000 * regmove.c: Modify file description.
8001 (find_use_as_address, try_auto_increment): Define them only if
8002 AUTO_INC_DEC is defined.
8003 (replacement_quality, replace_in_call_usage, fixup_match_1,
8004 stable_and_no_regs_but_for_p): Remove.
8005 (reg_set_in_bb): Make it static.
8006 (regmove_optimize): Remove flag_ira and code which worked for
8009 * local-alloc.c: Remove the file.
8011 * common.opt (fira): Remove.
8013 * ira.c: Include except.h.
8014 (eliminable_regset): Move from global.c.
8015 (mark_elimination): Ditto. Remove flag_ira.
8016 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8017 equiv_mem_modified, validate_equiv_mem_from_store,
8018 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8019 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8020 no_equiv, recorded_label_ref): Move from local-alloc.c.
8021 (update_equiv_regs): Ditto. Make it static.
8022 (print_insn_chain, print_insn_chains): Move it from global.c.
8023 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8024 (build_insn_chain): Ditto. Make it static.
8025 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8026 Rename to init_live_subregs.
8027 (gate_ira): Remove flag_ira.
8029 * regclass.c: Rename reginfo.c. Change file description.
8030 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8031 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8032 (init_reg_sets_1): Remove code for evaluation of
8033 reg_class_superclasses and losing_caller_save_reg_set.
8034 (init_regs): Remove init_reg_autoinc.
8035 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8036 ok_for_base_p_nonstrict): Remove.
8037 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8038 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8039 corresponding entries.
8040 (dump_regclass, record_operand_costs, scan_one_insn,
8041 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8042 record_address_regs, auto_inc_dec_reg_p): Remove.
8043 (gt-regclass.h): Rename to gt-reginfo.h.
8045 * rtl.h (dump_global_regs, retry_global_alloc,
8046 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8048 * Makefile.in (RA_H): Remove.
8049 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8050 Rename regclass.o to reginfo.o.
8051 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8053 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8054 (GTFILES): Rename regclass.c to reginfo.c.
8056 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8057 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8059 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8060 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8062 (finish_spills): Ditto. Remove code for !flag_ira.
8064 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8067 * doc/invoke.texi (rtl debug options): Complete rewrite.
8068 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8070 * mode-switching.c (pass_mode_switching): Rename pass from
8071 "mode-sw" to "mode_sw".
8072 * except.c (pass_convert_to_eh_ranges): Rename pass from
8073 "eh-ranges" to "eh_ranges".
8074 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8078 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8079 Alexander Monakov <amonakov@ispras.ru>
8082 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8084 (move_exprs_to_boundary): Change return type and pass through
8085 should_move from move_op. Relax assert. Update usage ...
8086 (schedule_expr_on_boundary): ... here. Use should_move instead of
8088 (move_op_orig_expr_found): Indicate that insn was disconnected from
8090 (code_motion_process_successors): Do not call after_merge_succs
8091 callback if original expression was not found when traversing any of
8093 (code_motion_path_driver): Change return type. Update prototype.
8094 (move_op): Update comment. Add a new parameter (should_move). Update
8095 prototype. Set *should_move based on indication provided by
8096 move_op_orig_expr_found.
8098 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8100 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8101 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8102 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8103 * config/rs6000/rs6000.c (rs6000_override_options): Default
8104 avoid-indexed-addresses on for Power6, off for everything else.
8105 (avoiding_indexed_address_p): New function.
8106 (rs6000_legitimize_address): Use it.
8107 (rs6000_legitimate_address): Likewise.
8108 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8110 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8112 PR tree-optimization/38997
8113 * tree-loop-distribution.c (generate_memset_zero): Use
8114 POINTER_PLUS_EXPR for a pointer addition.
8116 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8118 * config/s390/s390.md (bswap<mode>2): New pattern added.
8120 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8122 * config/s390/s390.md (*tls_load_31): Added type attribute.
8124 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8126 * config/s390/s390.md: Fix a few comments.
8128 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8130 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8131 (*tm<mode>_full): Fixed z10prop attribute.
8132 (*tst<mode>_extimm): Fixed z10prop attribute.
8133 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8134 (*tstqiCCT_cconly): Fixed z10prop attribute.
8135 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8136 (*movsi_larl): Fixed z10prop attribute.
8137 (*movsi_zarch): Fixed z10prop attribute.
8138 (*movsi_eas): Fixed z10prop attribute.
8139 (*movhi): Fixed z10prop attribute.
8140 (*movqi): Fixed z10prop attribute.
8141 (*movstrictqi): Fixed z10prop attribute.
8142 (*mov<mode>): Fixed z10prop attribute.
8143 (*movcc): Fixed z10prop attribute.
8144 (*sethighpartdi_64): Fixed z10prop attribute.
8145 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8146 (*negdi2_sign_cc): Fixed z10prop attribute.
8147 (*negdi2_sign): Fixed z10prop attribute.
8148 (*absdi2_sign_cc): Fixed z10prop attribute.
8149 (*absdi2_sign): Fixed z10prop attribute.
8150 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8151 (*negabsdi2_sign): Fixed z10prop attribute.
8152 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8153 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8154 (doloop_si64): Fixed z10prop attribute.
8155 (doloop_si31): Fixed z10prop attribute.
8156 (doloop_long): Fixed z10prop attribute.
8157 (indirect_jump): Fixed z10prop attribute.
8158 (nop): Fixed z10prop attribute.
8159 (main_base_64): Fixed z10prop attribute.
8160 (reload_base_64): Fixed z10prop attribute.
8162 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8164 PR rtl-optimization/38740
8165 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8167 * config/mips/mips.c (mips_reorg): Likewise.
8169 2009-01-28 Richard Guenther <rguenther@suse.de>
8171 PR tree-optimization/38926
8172 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8173 with the correct value id to a value.
8174 (do_regular_insertion): Use the value number of edoubleprime
8175 for the value number of the expr.
8178 2008-08-21 Richard Guenther <rguenther@suse.de>
8180 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8181 a PHI ask VN if it is already available.
8182 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8183 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8185 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8188 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8189 set to varying whenever max has TREE_OVERFLOW set, similarly
8190 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8192 2009-01-28 Richard Guenther <rguenther@suse.de>
8195 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8196 uninitialized aggregate uses in call arguments.
8198 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8200 PR tree-optimization/38984
8201 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8202 the nothing_id variable if -fno-delete-null-pointer-checks.
8204 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8207 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8208 (set_got_offset_rex64): Ditto.
8210 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8213 * doc/extend.texi: Improve local variable with asm reg.
8215 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8217 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8218 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8219 was not supplied then set warn_packed_bitfield_compat to the
8221 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8224 2009-01-27 Richard Guenther <rguenther@suse.de>
8226 PR tree-optimization/38503
8227 * cfgexpand.c (expand_gimple_basic_block): Ignore
8228 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8229 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8230 variables that cannot have TBAA applied.
8231 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8234 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8237 * calls.c (initialize_argument_information): Do not wrap complex
8238 arguments in SAVE_EXPR.
8240 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8242 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8243 (INSTALL_LIBGCC): Revert typo commit.
8245 2009-01-26 Richard Guenther <rguenther@suse.de>
8247 PR tree-optimization/38745
8248 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8249 from special handling.
8251 2009-01-26 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/38745
8254 * tree-ssa.c (execute_update_addresses_taken): Do not include
8255 variables that cannot possibly be a register in not_reg_needs.
8256 Do not clear TREE_ADDRESSABLE on vars that may not become
8258 * tree-ssa.c (update_alias_info_1): Include those in the set
8259 of addressable vars.
8261 2009-01-26 Richard Guenther <rguenther@suse.de>
8264 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8265 * tree-ssa-dse.c: Include langhooks.h
8266 (execute_simple_dse): Remove stores with zero size.
8268 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8271 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8274 2009-01-24 Julian Brown <julian@codesourcery.com>
8276 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8277 config/arm/linux-atomic.c.
8278 * config/arm/linux-atomic.c: New.
8280 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8282 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8283 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8284 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8286 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8289 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8292 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8294 PR tree-optimization/38953
8295 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8296 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8297 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8298 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8301 2009-01-24 Paul Brook <paul@codesourcery.com>
8303 * config/arm/neon.md (neon_type): Move to arm.md.
8304 (neon_mov<VSTRUCT>): Add neon_type attribute.
8305 * config/arm/arm.md (neon_type): Move to here.
8306 (conds): Add "unconditioal" and use as default for NEON insns.
8308 2009-01-24 Ben Elliston <bje@au.ibm.com>
8310 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8311 void *' warning from -Wc++-compat.
8312 * Makefile.in (dominance.o-warn): Remove.
8314 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8316 PR tree-optimization/38932
8317 * fold-const.c (fold_unary_ignore_overflow): New.
8318 * tree.h (fold_unary_ignore_overflow): Declare.
8319 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8320 * tree-ssa-sccvn.c (visit_reference_op_load,
8321 simplify_unary_expression): Likewise.
8323 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8325 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8326 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8327 regardless of their type.
8328 * c-common.c (handle_packed_attribute): Don't ignore packed on
8330 * c.opt (Wpacked-bitfield-compat): New warning option.
8331 * stor-layout.c (place_field): Warn if offset of a field changed.
8332 * doc/extend.texi (packed): Mention the ABI change.
8333 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8334 (Warning Options): Add it to the list.
8336 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8338 * c-opts.c (c_common_post_options): Fix a typo in comments.
8340 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8343 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8344 variables to static.
8345 * doc/invoke.texi (-fmerge-all-constants): Update description.
8347 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8350 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8351 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8353 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8355 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8357 (LOCAL_ALIGNMENT): Similarly.
8359 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8360 Joseph Myers <joseph@codesourcery.com>
8362 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8363 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8364 * config/arm/arm-tune.md: Regenerate.
8365 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8368 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8370 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8371 version number to five.
8373 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8376 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8377 * c-common.c (set_underlying_type): Likewise.
8378 (is_typedef_decl ): Likewise
8380 (set_underlying_type): Likewise.
8381 (is_typedef_type): Likewise.
8383 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8386 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8389 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8392 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8393 (LIBGCC_SPEC): Don't define.
8394 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8396 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8398 PR rtl-optimization/38879
8399 * alias.c (base_alias_check): Unaligned access via AND address can
8400 alias all surrounding object types except those with sizes equal
8401 or wider than the size of unaligned access.
8403 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8406 * c-decl.c (clone_underlying_type): Move this ...
8407 * c-common.c (set_underlying_type): ... here.
8408 Also, make sure the function properly sets TYPE_STUB_DECL() on
8409 the newly created typedef variant type.
8410 (is_typedef_decl ): New entry point.
8411 * tree.h: Added a new member member_types_needing_access_check to
8412 struct tree_decl_non_common.
8413 (set_underlying_type): New entry point.
8414 (is_typedef_type): Likewise.
8416 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8418 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8419 Check whether two instructions have memory references that
8420 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8421 are helper functions for traversing.
8422 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8423 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8424 not to draw dependency edge for instructions with non-conflicting
8427 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8430 * longlong.h: Update copyright years. Use soft-fp license notice.
8431 Sync __clz_tab declaration with glibc.
8433 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8436 * doc/extend.texi (syscall_linkage): New.
8437 (version_id): Modify.
8439 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8440 Richard Guenther <rguenther@suse.de>
8442 PR tree-optimization/38747
8443 PR tree-optimization/38748
8444 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8445 conversion if the base address is an indirect reference and the
8446 aliasing sets could cause issues.
8448 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8450 * common.opt (fgraphite, fgraphite-identity): Add comment for
8451 explaining why these options are not documented.
8453 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8455 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8456 gimple_call_lhs is NULL.
8458 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8461 * emit-rtl.c (adjust_address_1): Make sure memref is never
8464 2009-01-20 Ben Elliston <bje@au.ibm.com>
8466 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8467 const qualifier from arg parameter. Remove unnecessary cast to char *.
8468 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8469 const qualifier from arg 2.
8471 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8473 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8475 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8478 * rtl.h (reinit_regs): New prototype.
8479 * regclass.c: Include ira.h.
8481 * Makefile.in (regclass.o): Add ira.h.
8482 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8484 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8487 * c-common.c (handle_aligned_attribute): Use
8488 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8489 default alignment value.
8491 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8493 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8494 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8496 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8497 __BIGGEST_ALIGNMENT__.
8499 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8501 2009-01-18 Richard Guenther <rguenther@suse.de>
8503 PR tree-optimization/38819
8504 * tree-flow.h (operation_could_trap_helper_p): Declare.
8505 * tree-eh.c (operation_could_trap_helper_p): Export.
8506 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8507 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8508 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8509 are about to insert a possibly trapping instruction and fail
8512 2009-01-18 Andreas Schwab <schwab@suse.de>
8514 * doc/install.texi (Configuration): Remove obsolete paragraph
8515 about use of --with-gnu-ld with --with-gnu-as.
8517 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8519 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8520 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8521 Follow spelling conventions.
8523 2009-01-18 Ben Elliston <bje@au.ibm.com>
8525 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8526 C++ warning about implicit conversion from void * to struct
8528 (bitmap_obstack_free): Likewise for bitmap_element *.
8529 * Makefile.in (bitmap.o-warn): Remove.
8531 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8533 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8535 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8536 Tobias Grosser <tobi.grosser@amd.com>
8538 * graphite.c (graphite_trans_scop_block): Do not block single
8541 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8543 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8544 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8545 test with assertion.
8547 2009-01-16 Richard Guenther <rguenther@suse.de>
8549 PR tree-optimization/38835
8551 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8552 and INT + PTR -> (INT)(PTR p+ INT) folding.
8553 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8555 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8558 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8559 the subreg from a lowpart subreg if it is also casting the value.
8561 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8562 Tobias Grosser <tobi.grosser@amd.com>
8564 * graphite.c (compare_prefix_loops): New.
8565 (build_scop_canonical_schedules): Rewritten.
8566 (graphite_transform_loops): Move build_scop_canonical_schedules
8567 after build_scop_iteration_domain.
8569 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8570 Tobias Grosser <tobi.grosser@amd.com>
8572 * graphite.c (add_conditions_to_domain): Add the loops to
8573 the dimension of the iteration domain. Do copy the domain
8574 only when it exists.
8575 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8576 (add_conditions_to_constraints): New.
8577 (can_generate_code_stmt, can_generate_code): Removed.
8578 (gloog): Do not call can_generate_code.
8579 (graphite_transform_loops): Call add_conditions_to_constraints
8580 after building the iteration domain.
8582 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8584 PR tree-optimization/38789
8585 * tree-ssa-threadedge.c
8586 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8587 __builtin_constant_p.
8589 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8591 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8592 examined before deleting them.
8594 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8596 * function.c (aggregate_value_p): Correctly extract the function
8597 type from CALL_EXPR_FN lookup.
8599 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8601 * config/picochip/picochip.c (picochip_override_options): Revert
8602 CFI asm flag disable commited previously.
8604 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8605 Tobias Grosser <tobi.grosser@amd.com>
8606 Jan Sjodin <jan.sjodin@amd.com>
8608 * graphite.c (scan_tree_for_params): On substractions negate
8609 all the coefficients of the term.
8610 (clast_to_gcc_expression_red): New. Handle reduction expressions
8611 of more than two operands.
8612 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8613 (get_vdef_before_scop): Handle also the case of default definitions.
8615 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8617 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8618 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8619 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8621 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8622 Joey Ye <joey.ye@intel.com>
8625 * cfgexpand.c (expand_stack_alignment): Don't update stack
8626 boundary nor check incoming stack boundary here.
8627 (gimple_expand_cfg): Update stack boundary and check incoming
8628 stack boundary here.
8630 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8632 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8634 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8636 PR rtl-optimization/38245
8637 * calls.c (expand_call): Add stack arguments to
8638 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8639 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8640 in regs and partially in memory or BLKmode arguments.
8641 (emit_library_call_value_1): Add stack arguments to
8642 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8643 ACCUMULATE_OUTGOING_ARGS).
8644 * dce.c: Include tm_p.h.
8645 (find_call_stack_args): New function.
8646 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8648 (mark_insn): Call find_call_stack_args for CALL_Ps.
8649 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8650 forwards. Allocate and free arg_stores bitmap if needed, pass it
8651 down to deletable_insn_p, don't mark stores set in arg_stores
8652 bitmap, clear the bitmap at the beginning of each bb.
8653 * Makefile.in (dce.o): Depend on $(TM_P_H).
8655 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8658 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8659 to make sure the insn is a conditional test (bug 22599). Reformat a
8662 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8665 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8666 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8667 (gloog): Do not call cleanup_tree_cfg.
8668 (graphite_transform_loops): Call cleanup_tree_cfg after all
8669 scops have been code generated.
8671 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8672 * doc/gty.texi (Invoking the garbage collector): Added new node
8673 and section documenting ggc_collect.
8675 2009-01-14 Richard Guenther <rguenther@suse.de>
8677 PR tree-optimization/38826
8679 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8680 initialization notes only if we actually emitted a warning.
8681 (intra_create_variable_infos): Add constraints for a result decl
8682 that is passed by hidden reference.
8683 (build_pred_graph): Mark all related variables non-direct on
8686 2009-01-14 Nick Clifton <nickc@redhat.com>
8688 * ira-conflicts.c: Include addresses.h for the definition of
8690 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8691 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8693 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8696 * Makefile.in (ira-lives.o): Add except.h.
8698 * ira-lives.c: Include except.h.
8699 (process_bb_node_lives): Process can_throw_internal.
8701 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8703 PR rtl-optimization/38774
8704 * combine.c (simplify_set): When undoing cc_use change, don't do
8705 PUT_CODE on the newly created comparison, but instead put back the
8708 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8710 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8711 values. Remove duplicate arm8 entry.
8713 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8715 PR tree-optimization/38786
8716 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8717 the SSA_NAME case of expand_scalar_variables_expr.
8718 Set the type of an expression to the type of its assign statement.
8719 (expand_scalar_variables_expr): Also gather the scalar computation
8720 used to index the memory access. Do not pass loop_p.
8721 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8722 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8723 the gimple_stmt_iterator where it inserts new code.
8725 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8726 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8728 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8730 * graphite.h (debug_value): Removed.
8731 * graphite.c (debug_value): Removed.
8733 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8735 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8736 ldrd/strd with two 32-bit instructions.
8738 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8740 * config/arm/arm.c (struct processors): Pass for speed down into
8741 cost helper functions.
8742 (const_ok_for_op): Handle COMPARE and inequality nodes.
8743 (arm_rtx_costs_1): Rewrite.
8744 (arm_size_rtx_costs): Update prototype.
8745 (arm_rtx_costs): Pass speed down to helper functions.
8746 (arm_slowmul_rtx_costs): Rework cost calculations.
8747 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8748 (arm_9e_rtx_costs): Likewise.
8750 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8752 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8753 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8754 (alpha_legitimize_address): Do not split local symbols wider than
8755 UNITS_PER_WORD into HIGH/LO_SUM parts.
8757 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8760 * gcc.c (process_command): Replace call to execvp with calls
8761 to pex_one and exit.
8763 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8766 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8767 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8768 variant for devices with 3-byte PC.
8769 (__tablejump_elpm__): New.
8771 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8774 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8775 offsetof member-designator, handle it as `[0].'.
8777 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8779 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8780 function when not using named sections on targets with named sections
8781 if branch distance is less than 262132.
8783 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8785 * combine.c (combine_instructions): Recompute
8786 optimize_this_for_speed_p for each BB in the main combine loop.
8788 2009-01-12 Tomas Bily <tbily@suse.cz>
8791 * tree-loop-distribution.c (prop_phis): New function.
8792 (generate_builtin): Call prop_phis.
8793 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8795 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8797 PR tree-optimization/38807
8798 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8799 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8801 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8803 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8804 subreg of op0 to the original op0.
8806 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8808 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8810 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8813 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8814 starting with digits.
8816 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8819 * config/arm/arm.c (arm_is_long_call_p): Don't call
8820 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8822 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8824 * regrename.c (regrename_optimize): Fix dumping.
8825 (find_oldest_value_reg): Preserve REG_POINTER.
8826 (copy_hardreg_forward_1): Likewise.
8828 2009-01-09 Diego Novillo <dnovillo@google.com>
8830 * gimple.h (struct gimple_statement_base) <uid>: Document
8831 the restrictions on its use.
8833 (gimple_set_uid): Tidy.
8835 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8837 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8838 zero guard even if align_bytes != 0 and count is smaller than
8841 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8843 PR rtl-optimization/38495
8844 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8845 (add_range_and_copies_from_move_list): Print all added ranges.
8846 Add ranges to memory optimized destination.
8848 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8852 * config/i386/i386.c (override_options): Reject
8853 -mstringop-strategy=rep_8byte with -m32.
8854 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8855 to 1. Do count comparison against epilogue_size_needed at compile
8856 time even when count_exp was constant forced into register. For
8857 size_needed don't jump to epilogue, instead just avoid aligning
8858 and invoke the body algorithm. If need_zero_guard, add zero guard
8859 even if count is non-zero, but smaller than size_needed + number of
8860 bytes that could be stored for alignment.
8861 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8862 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8863 but smaller than size_needed + number of bytes that could be stored
8864 for alignment. Compare size_needed with epilogue_size_needed instead
8865 of desired_align - align, don't adjust size_needed, pass
8866 epilogue_size_needed to the epilogue expanders.
8869 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8871 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8873 * pa.c (last_address): Change to unsigned.
8874 (update_total_code_bytes): Change argument to unsigned. Don't
8875 check if insn addresses are set.
8876 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8877 addresses are not set.
8878 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8880 2009-01-09 Nick Clifton <nickc@redhat.com>
8882 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8883 DECL_DECLARED_INLINE_P.
8885 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8888 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8889 GET_MODE (op0) in operand_subword_force calls.
8892 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8893 fold_convert arg0 operands to TREE_TYPE (op0) first.
8895 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8897 * params.def (ira-max-conflict-table-size): Decrease default value
8900 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8902 PR tree-optimization/37031
8903 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8905 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8906 allocate it using gc instead of heap, use VEC_quick_push instead of
8908 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8909 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8910 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8911 allocated vector from heap allocated.
8912 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8913 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8914 vector only after perfect_loop_nest_depth call.
8916 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8917 Jan Sjodin <jan.sjodin@amd.com>
8919 PR tree-optimization/38559
8920 * graphite.c (debug_value, copy_constraint,
8921 swap_constraint_variables, scale_constraint_variable, ): New.
8922 (get_lower_bound, get_upper_bound): Removed.
8923 (graphite_trans_bb_strip_mine): Clean up this code that works
8924 only for constant number of iterations. Fully copy upper and
8925 lower bound constraints, not only the constant part of them.
8926 * graphite.h (debug_value): Declared.
8928 2009-01-08 Ira Rosen <irar@il.ibm.com>
8930 PR tree-optimization/37194
8931 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8932 Don't add the cost of cost model guard in prologue to scalar
8933 outside cost in case of known number of iterations.
8935 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8936 Alan Modra <amodra@bigpond.net.au>
8938 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8939 non-word-aligned REG+CONST addressing.
8941 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8944 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8945 free_after_compilation when outputting a thunk.
8946 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8947 Do not call free_after_compilation here.
8949 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8951 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8952 (ix86_valid_target_attribute_inner_p): Ditto.
8954 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8956 PR tree-optimization/38492
8957 PR tree-optimization/38498
8958 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8959 * tree-chrec.h (scev_is_linear_expression): Declared.
8960 * graphite.c (graphite_cannot_represent_loop_niter): New.
8961 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8962 (graphite_loop_normal_form): Use gcc_assert.
8963 (scan_tree_for_params): Use CASE_CONVERT.
8964 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8965 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8966 Use gcc_assert. Discard scops that contain unhandled cases.
8967 (build_scop_conditions): Return a boolean status for unhandled cases.
8968 (strip_mine_profitable_p): Print the loop number, not its depth.
8969 (is_interchange_valid): Pass the depth of the loop nest, don't
8970 recompute it wrongly.
8971 (graphite_trans_bb_block): Same.
8972 (graphite_trans_bb_block): Print tentative of loop blocking.
8973 (graphite_trans_scop_block): Do not print that the loop has been
8975 (graphite_transform_loops): Do not handle scops that contain condition
8978 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8980 AVX Programming Reference (December, 2008)
8981 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8982 (_mm256_stream_pd): Likewise.
8983 (_mm256_stream_ps): Likewise.
8985 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8986 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8987 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8988 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8989 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8990 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8991 (ix86_expand_special_args_builtin): Likewise.
8993 * config/i386/sse.md (AVXMODEDI): New.
8994 (avx_movnt<mode>): Likewise.
8995 (avx_movnt<mode>): Likewise.
8996 (<sse>_movnt<mode>): Remove AVX support.
8997 (sse2_movntv2di): Likewise.
8999 2009-01-07 Richard Guenther <rguenther@suse.de>
9002 * fold-const.c (extract_muldiv): Remove obsolete comment.
9003 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9004 to PLUS_EXPR canonicalization for the canonicalization.
9006 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9008 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9009 hosted cross-compilers generating less efficient code.
9011 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9013 * function.h (rtl_data): Add a dbr_scheduled_p field.
9014 * reorg.c (dbr_schedule): Set it.
9015 (gate_handle_delay_slots): Check it.
9016 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9017 (mips_reorg): Check flag_delayed_branch instead of
9018 mips_base_delayed_branch.
9019 (mips_override_options): Don't set mips_base_delayed_branch
9020 or flag_delayed_branch.
9022 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9024 PR rtl-optimization/38426.
9025 * ira.c (ira): Set current_function_is_leaf earlier.
9027 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9029 PR rtl-optimization/38722
9030 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9031 too early, only set a flag and modify after last possible
9034 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9037 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9038 * real.c (decimal_single_format): Correct values of emin and emax.
9039 (decimal_double_format): Ditto.
9040 (decimal_quad_format): Ditto.
9041 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9042 computation of DECnn_MIN and DECnn_MAX for corrected values of
9043 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9044 __DECnn_MIN__, and adjust its computation for the corrected value
9047 2009-01-06 Jan Hubicka <jh@suse.cz>
9050 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9052 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9054 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9055 Add Robert Clark to the list of testers.
9057 2009-01-06 Jan Hubicka <jh@suse.cz>
9058 Kai Tietz <kai.tietz@onevision.com>
9060 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9061 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9063 2009-01-06 Jan Hubicka <jh@suse.cz>
9064 Kai Tietz <kai.tietz@onevision.com>
9066 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9068 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9069 (ix86_nsaved_regs): Count only general purpose regs.
9070 (ix86_nsaved_sseregs): New.
9071 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9072 to 16 for w64; compute padding and size of sse reg save area.
9073 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9074 general purpose regs.
9075 (ix86_emit_save_sse_regs_using_mov): New.
9076 (ix86_expand_prologue): Save SSE regs if needed.
9077 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9078 (ix86_emit_restore_sse_regs_using_mov): New.
9079 (ix86_expand_epilogue): Save SSE regs if needed.
9081 2009-01-06 Jan Hubicka <jh@suse.cz>
9082 Kai Tietz <kai.tietz@onevision.com>
9084 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9085 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9086 functions when accumulate outgoing args is off.
9088 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9091 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9092 before using pseudos_have_intersected_live_ranges_p.
9094 * ira-int.h (ira_assert): Always define.
9096 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9098 AVX Programming Reference (December, 2008)
9099 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9100 (_mm256_permute2_pd): Likewise.
9101 (_mm_permute2_ps): Likewise.
9102 (_mm256_permute2_ps): Likewise.
9103 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9104 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9106 * config/i386/i386.c (ix86_builtins): Remove
9107 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9108 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9109 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9110 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9111 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9112 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9113 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9114 __builtin_ia32_vpermil2ps256.
9115 (ix86_init_mmx_sse_builtins): Updated.
9116 (ix86_expand_args_builtin): Likewise.
9118 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9120 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9121 long absolute calls when generating PA 2.0 code.
9123 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9125 PR rtl-optimization/38583
9126 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9128 * params.def (ira-max-conflict-table-size): New.
9130 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9132 * ira.h (ira_conflicts_p): New external definition.
9134 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9135 table. Report this. Return result of building.
9136 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9137 building conflict table.
9139 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9140 (ira_color): Use ira_conflicts_p.
9142 * global.c: Include ira.h.
9143 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9146 * Makefile.in (global.o): Add ira.h.
9148 * ira-build.c (mark_all_loops_for_removal,
9149 propagate_some_info_from_allocno): New.
9150 (remove_unnecessary_allocnos): Call
9151 propagate_some_info_from_allocno.
9152 (remove_low_level_allocnos): New.
9153 (remove_unnecessary_regions): Add parameter. Call
9154 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9155 parameter to remove_unnecessary_regions.
9156 (ira_build): Remove all regions but root if the conflict table was
9157 not built. Update conflict hard regs for allocnos crossing calls.
9159 * ira.c (ira_conflicts_p): New global.
9160 (ira): Define and use ira_conflicts_p.
9162 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9163 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9164 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9166 2009-01-06 Ben Elliston <bje@au.ibm.com>
9168 * gengtype-lex.l (YY_NO_INPUT): Define.
9170 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9173 * c-common.c (handle_vector_size_attribute): Also reject
9176 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9178 PR tree-optimization/38492
9179 * graphite.c (rename_map_elt, debug_rename_elt,
9180 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9181 rename_map_elt_info, eq_rename_map_elts,
9182 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9183 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9184 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9185 (sese_build_livein_liveouts): New.
9186 (new_sese, free_sese): New.
9187 (new_scop): Call new_sese.
9188 (free_scop): Call free_sese.
9189 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9190 (register_old_new_names): Renamed register_old_and_new_names.
9191 (register_scop_liveout_renames, add_loop_exit_phis,
9192 insert_loop_close_phis, struct igp,
9193 default_liveout_before_guard, add_guard_exit_phis,
9194 insert_guard_phis, copy_renames): New.
9195 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9196 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9197 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9198 (scop_adjust_phis_for_liveouts): New.
9199 (gloog): Call scop_adjust_phis_for_liveouts.
9201 * graphite.h (struct sese): Documented. Added fields liveout,
9203 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9204 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9205 (struct scop): Added field liveout_renames.
9206 (SCOP_LIVEOUT_RENAMES): New.
9208 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9210 PR tree-optimization/38510
9211 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9212 (translate_clast): Call recompute_all_dominators before
9214 (gloog): Call recompute_all_dominators before graphite_verify.
9216 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9217 Jan Sjodin <jan.sjodin@amd.com>
9219 PR tree-optimization/38500
9220 * graphite.c (create_sese_edges): Call fix_loop_structure after
9223 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9225 * config.gcc: Add m32r*-*-rtems*.
9226 * config/m32r/rtems.h: New file.
9228 2009-01-05 Ben Elliston <bje@au.ibm.com>
9230 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9231 (.po.pox): Likewise.
9232 (po/gcc.pot): Likewise.
9234 2009-01-04 David S. Miller <davem@davemloft.net>
9236 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9237 (STARTING_FRAME_OFFSET): Always set to zero.
9239 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9241 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9242 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9243 fixed-point types, and vectors of the same.
9245 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9247 * config/mips/sync.md (*mb_barrier): Rename to...
9248 (*memory_barrier): ...this.
9250 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9252 * doc/extend.texi (Function Attributes): Move @cindex after @item
9253 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9254 and put in alphabetical order. Fix 'target' name and put in order.
9255 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9258 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9260 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9261 (memory_barrier): Expand as unspec instead of unspec_volatile.
9262 Remove mem:BLK from insn operands. Use Pmode scratch register.
9263 (*memory_barrier): Define as unspec instead of unspec_volatile.
9264 Use (match_dup 0) as input operand.
9266 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9267 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9268 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9269 scratch register. Remove operand 1.
9270 (*stbar): Define as unspec instead of unspec_volatile.
9271 Use (match_dup 0) as input operand, remove (const_int 8).
9272 (*membar): Define as unspec instead of unspec_volatile.
9273 Use (match_dup 0) as input operand, remove input operand 2.
9275 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9276 (memory_barrier): Expand as unspec instead of unspec_volatile.
9277 Remove mem:BLK from insn operands. Use Pmode scratch register.
9278 (*memory_barrier): Define as unspec instead of unspec_volatile.
9279 Use (match_dup 0) as input operand.
9281 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9282 Remove mem:BLK from insn operands. Use Pmode scratch register.
9283 Set volatile flag on operand 0.
9284 (*memory_barrier): New insn pattern.
9286 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9288 (*memory_barrier): Use (match_dup 0) as input operand.
9290 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9291 Remove mem:BLK from insn operands. Use Pmode scratch register.
9292 Set volatile flag on operand 0.
9293 (*mb_internal): New insn pattern.
9295 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9297 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9300 * function.c (struct temp_slot): Move to the section of the file
9301 that deals with temp slots. Remove field 'address'.
9302 (temp_slot_address_table): New hash table of address -> temp slot.
9303 (struct temp_slot_address_entry): New struct, items for the table.
9304 (temp_slot_address_compute_hash, temp_slot_address_hash,
9305 temp_slot_address_eq, insert_temp_slot_address): Support functions
9307 (find_temp_slot_from_address): Rewrite to use the new hash table.
9308 (remove_unused_temp_slot_addresses): Remove addresses of temp
9309 slots that have been made available.
9310 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9311 worker function for remove_unused_temp_slot_addresses.
9312 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9313 Add the temp slot address to the address -> temp slot map.
9314 (update_temp_slot_address): Update via insert_temp_slot_address.
9315 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9316 (pop_temp_slots): Likewise.
9317 (init_temp_slots): Allocate the address -> temp slot map, or empty
9318 the map if it is already allocated.
9319 (prepare_function_start): Initialize temp slot processing.
9321 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9324 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9325 Calculate the size of all stack vars assuming no packing of stack
9326 vars will happen, replacing a quadratic algorithm with a linear one.
9328 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9331 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9334 2009-01-03 Diego Novillo <dnovillo@google.com>
9336 * doc/contrib.texi: Update contributions.
9338 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9341 * builtins.c (fold_builtin_memory_op): Give up if either operand
9342 is volatile. Set srctype or desttype to non-qualified version
9346 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9349 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9351 PR rtl-optimization/35805
9352 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9353 problem if fast dce is able to remove any instructions.
9354 * dce.c (dce_process_block): Fix dump message.
9356 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9359 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9361 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9364 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9365 * tree-pretty-print.c (op_code_prio): New function.
9366 (op_prio): No longer static. Use op_code_prio.
9367 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9368 Use op_prio and op_code_prio to determine if () should be
9369 printed around operand(s) or not.
9371 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9372 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9373 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9374 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9375 pp_character instead of pp_string for single letter printing.
9377 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9379 * doc/extend.texi: Fix '#pragma GCC option' typo.
9381 2009-01-02 Richard Guenther <rguenther@suse.de>
9383 * doc/install.texi (--enable-checking): Mention different
9385 (--enable-stage1-checking): Document.
9387 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9390 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9391 case to be an error.
9393 2009-01-02 Ben Elliston <bje@au.ibm.com>
9395 * config/fp-bit.h (pack_d): Constify argument.
9396 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9397 (isnan): Constify argument.
9401 (_fpadd_parts): Constify return type.
9402 (_fpmul_parts): Likewise.
9403 (_fpdiv_parts): Likewise.
9405 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9408 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9409 warn about overwriting initializer with side-effects or
9410 -Woverride-init if !IMPLICIT.
9411 (output_init_element): Likewise. Pass IMPLICIT down to
9413 (process_init_element): Add IMPLICIT argument. Pass it down
9414 to output_init_element.
9415 (push_init_element, pop_init_level, set_designator): Adjust
9416 process_init_element callers.
9417 (set_nonincremental_init, set_nonincremental_init_from_string):
9418 Adjust add_pending_init callers.
9419 (output_pending_init_elements): Adjust output_init_element callers.
9420 * c-tree.h (process_init_element): Adjust prototype.
9421 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9422 process_init_element callers.
9425 Copyright (C) 2009 Free Software Foundation, Inc.
9427 Copying and distribution of this file, with or without modification,
9428 are permitted in any medium without royalty provided the copyright
9429 notice and this notice are preserved.