1 2009-04-28 Steve Ellcey <sje@cup.hp.com>
3 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
4 add hpux-stdint.h to tm_file.
5 (hppa[12]*-*-hpux11*): Ditto.
6 (ia64*-*-hpux*): Ditto.
7 * config/hpux-stdint.h: New.
8 * gcc/config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9 __STDC_EXT__ for all compiles.
10 * gcc/config/pa/pa-hpux.h: Ditto.
11 * gcc/config/pa/pa-hpux10.h: Ditto.
12 * gcc/config/pa/pa-hpux11.h: Ditto.
14 2009-04-28 Catherine Moore <clm@codesourcery.com>
16 * debug.h (set_name): Add comment.
18 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21 * config/darwin.c (machopic_gen_offset): Check
22 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
23 * config/arm/arm.c (require_pic_register): Likewise.
25 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
27 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
28 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
29 m32c_promote_prototypes): Delete.
31 2009-04-28 Michael Matz <matz@suse.de>
34 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
37 2009-04-28 Richard Guenther <rguenther@suse.de>
39 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix
42 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
44 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
45 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
46 * config/arm/arm-tune.md: Regenerate.
48 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
49 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
50 block if there are complex incoming edges.
51 (sel_merge_blocks): Remove useless assert.
52 (sel_redirect_edge_and_branch): Check that edge was redirected.
53 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
54 (sel_find_rgns): Delete declaration.
55 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
56 the region when it is not a preheader.
58 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
61 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
63 2009-04-28 Richard Guenther <rguenther@suse.de>
65 * tree.h (SSA_NAME_VALUE): Remove.
66 (struct tree_ssa_name): Remove value_handle member.
67 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
68 array for jump threading.
69 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
71 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
72 * tree-flow.h (threadedge_initialize_values): Declare.
73 (threadedge_finalize_values): Likewise.
74 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
75 (SSA_NAME_VALUE): Define.
76 (threadedge_initialize_values): New function.
77 (threadedge_finalize_values): Likewise.
78 * tree-ssa-dom.c (ssa_name_values): New global variable.
79 (SSA_NAME_VALUE): Define.
80 (tree_ssa_dominator_optimize): Initialize/free the value-handle
83 2009-04-28 Ira Rosen <irar@il.ibm.com>
85 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
86 Use REPORT_VECTORIZED_LOCATIONS instead
87 REPORT_VECTORIZED_LOOPS.
88 * tree-vectorizer.c (vect_verbosity_level): Make static.
89 (vect_loop_location): Rename to vect_location.
90 (vect_set_verbosity_level): Update comment.
91 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
93 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
94 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
95 instead REPORT_UNVECTORIZED_LOOPS.
96 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
97 vect_loop_def to vect_external_def and vect_internal_def.
98 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
99 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
100 REPORT_UNVECTORIZED_LOCATIONS.
101 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
102 and vect_used_in_loop and to vect_unused_in_scope and
104 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
105 (vect_verbosity_level): Remove declaration.
106 (vect_analyze_operations): Likewise.
107 (vect_analyze_stmt): Declare.
108 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
109 REPORT_UNVECTORIZED_LOCATIONS.
110 (vect_get_loop_niters): Fix indentation.
111 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
112 (vect_analyze_loop_operations): New function.
113 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
114 vect_analyze_operations.
115 (vect_is_simple_reduction): Use new names.
116 (vectorizable_live_operation, vect_transform_loop): Likewise.
117 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
118 specify whether the data references can be a part of interleaving chain.
119 (vect_analyze_data_ref_dependence): Use new names.
120 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
121 (vect_create_addr_base_for_vector_ref): Remove redundant code.
122 * tree-vect-patterns.c (widened_name_p): Use new names.
123 (vect_recog_dot_prod_pattern): Likewise.
124 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
125 (process_use, vect_mark_stmts_to_be_vectorized,
126 vect_model_simple_cost, vect_model_store_cost,
127 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
128 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
129 vectorizable_operation, vectorizable_type_demotion,
130 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
131 vectorizable_condition): Likewise.
132 (vect_analyze_operations): Split into vect_analyze_loop_operations
134 (vect_analyze_stmt): ... new function.
135 (new_stmt_vec_info): Use new names.
136 (vect_is_simple_use): Use new names and fix comment.
137 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
138 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
140 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
144 and integer modes for x87 operands. Do not ICE for unsupported size,
145 generate error instead. Generate error for unsupported operand types.
146 ['z']: Do not handle HImode memory operands specially. Warning
147 for floating-point operands. Fallthru to 'Z' for unsupported operand
148 types. Do not ICE for unsupported size, generate error instead.
149 (output_387_binary_op): Use %Z to output operands.
150 (output_fp_compare): Ditto.
151 (output_387_reg_move): Ditto.
153 2009-04-28 Ben Elliston <bje@au.ibm.com>
158 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
160 * builtins.c (c_strlen): Do not warn here.
161 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
162 * c-common.c (pointer_int_sum): Take an explicit location.
163 Warn about offsets out of bounds.
164 * c-common.h (pointer_int_sum): Adjust declaration.
166 2009-04-27 Ian Lance Taylor <iant@google.com>
168 * collect2.c (is_ctor_dtor): Change type of ret field in struct
170 * dce.c (run_fast_df_dce): Change type of old_flags to int.
171 * df-core.c (df_set_flags): Change return type to int. Change
172 type of old_flags to int.
173 (df_clear_flags): Likewise.
174 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
175 (df_get_conditional_uses): Likewise.
176 * df.h (df_set_flags, df_clear_flags): Update declarations.
177 * dwarf2out.c (struct indirect_string_node): Change type of form
178 field to enum dwarf_form.
179 (AT_string_form): Change return type to enum dwarf_form.
180 * fixed-value.c (fixed_compare): Add cast to enum type.
181 * fwprop.c (update_df): Change 0 to VOIDmode.
182 * gensupport.c: Change 0 to UNKNOWN.
183 * gimple.h (gimple_cond_code): Add cast to enum type.
184 * haifa-sched.c (reemit_notes): Add cast to enum type.
185 * hooks.c (hook_int_void_no_regs): Remove function.
186 * hooks.h (hook_int_void_no_regs): Remove declaration.
187 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
188 * predict.c (combine_predictions_for_insn): Add casts to enum type.
189 * real.c (real_arithmetic): Add cast to enum type.
190 (real_compare): Likewise.
191 * target.h (struct gcc_target): Change return type of
192 branch_target_register_class to enum reg_class.
193 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
194 default_branch_target_register_class.
195 * targhooks.c (default_branch_target_register_class): New function.
196 * targhooks.h (default_branch_target_register_class): Declare.
197 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
198 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
200 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
202 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
203 vect_uninitialized_def. Change 0 to ERROR_MARK.
204 * tree-vect-stmts.c (supportable_widening_operation): Don't
205 initialize icode1 and icode2.
206 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
207 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
209 (cmn_err_flag_specs): Change 0 to STD_C89.
210 (cmn_err_char_table): Likewise.
211 * config/arm/arm.c (get_arm_condition_code): Change type of code
212 to enum arm_cond_code.
213 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
214 (IWMMXT_BUILTIN2): Likewise.
215 (neon_builtin_type_bits): Don't define typedef.
216 (neon_builtin_datum): Change type of bits field to int.
217 (arm_expand_neon_args): Add cast to enum type.
218 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
220 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
222 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
224 * config/mips/mips.md (jal_macro): Return enum constant.
225 (single_insn): Likewise.
226 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
228 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
230 * config/s390/s390.c (s390_tune_flags): Change type to int.
231 (s390_arch_flags): Likewise.
232 (s390_handle_arch_option): Change flags field of struct pta to int.
233 * config/s390/s390.h (s390_tune_flags): Update declaration.
234 (s390_arch_flags): Likewise.
235 * config/sh/sh.c (prepare_move_operands): Compare
236 tls_symbolic_operand result with enum constant.
237 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
238 (sh_expand_prologue): Add cast to enum type.
239 (sh_expand_epilogue): Likewise.
240 (tls_symbolic_operand): Change return type to enum tls_model.
241 (fpscr_set_from_mem): Add cast to enum type.
242 (legitimize_pic_address): Compare tls_symbolic_operand result with
244 (sh_target_reg_class): Change return type to enum reg_class.
245 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
247 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
248 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
249 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
250 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
251 (delayed_branch, tls_call_delay): Likewise.
252 (eligible_for_sibcall_delay): Likewise.
253 (eligible_for_return_delay): Likewise.
254 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
255 (spu_expand_builtin_1): Likewise.
257 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
258 for all types of conversions.
259 (output_init_element): Issue -Wc++-compat warning if needed when
260 initializing a bitfield with enum type.
261 * c-parser.c (c_parser_expression): Set original_type to
262 original_type of right hand operand of comman operator.
264 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
266 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
268 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
269 * doc/cpp.texi (Standard Predefined Macros)
270 (Implementation-defined behavior): Likewise.
271 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
272 * doc/gimple.texi (GIMPLE Exception Handling)
273 (@code{GIMPLE_ASSIGN}): Likewise.
274 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
275 * doc/invoke.texi (Warning Options, Optimize Options)
276 (AVR Options, Darwin Options): Likewise.
277 (Optimize Options): Reformulate -fwhole-program description.
278 * doc/loop.texi (Lambda): Likewise.
279 * doc/md.texi (Output Template, Define Constraints)
280 (Standard Names, Insn Splitting): Likewise.
281 * doc/options.texi (Option properties): Likewise.
282 * doc/passes.texi (Tree-SSA passes): Likewise.
283 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
284 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
285 (File Names and DBX): Likewise.
286 * doc/trouble.texi (Incompatibilities): Likewise.
288 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
290 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
291 instruction is correct.
293 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
295 Allow non-constant arguments to conversion intrinsics.
296 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
297 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
298 * spu.c (print_operand): Handle 'v' and 'w'.
299 (exp2_immediate_p, spu_gen_exp2): Define.
300 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
301 spu_convtf_1): Update parameter descriptions.
302 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
303 * constraints.md ('v', 'w'): New.
304 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
306 (i2f, I2F): New define_mode_attr.
307 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
308 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
309 fixuns_truncv4sfv4si2): Update to use mode attribute.
310 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
311 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
312 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
313 patterns for combine.
315 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
317 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
318 (cprop, hoist, pre, store_motion): New debug counters.
319 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
320 is not an RTL pass anymore.
321 (pass_profiling): Remove extern decl for pass removed in 2005.
322 (pass_gcse, pass_jump_bypass): Remove.
323 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
324 to 0 for clean state.
325 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
326 * cse.c (gate_handle_cse_after_global_opts,
327 rest_of_handle_cse_after_global_opts): New functions.
328 (pass_cse_after_global_opts): New pass, does local CSE.
329 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
330 (TV_CPROP): New timevar.
331 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
332 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
333 (gcse_main, recompute_all_luids): Remove.
334 (compute_hash_table_work): Call max_reg_num instead of reading
336 (cprop_jump): Don't set run_jump_opt_after_gcse.
337 (constprop_register): Always allow to alter jumps.
338 (cprop_insn): Likewise.
339 (do_local_cprop): Likewise.
340 (local_cprop_pass): Likewise. Return non-zero if something changed.
341 (cprop): Remove function, fold interesting bits into one_cprop_pass.
342 (find_implicit_sets): Add note about missed optimization opportunity.
343 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
344 pass_rtl_cprop execute function.
345 Don't bother tracking the pass number, each pass gets its own dumpfile
347 Always allow to alter jumpsand bypass jumps.
348 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
349 will just find no suitable set.
350 (pre_edge_insert): Fix dumping, this function is for PRE only.
351 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
352 pass_rtl_pre execute function.
353 (hoist_code): Return non-zero if something changed. Keep track of
354 substitutions and insertions for statistics gathering similar to PRE.
355 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
356 called from the pass_rtl_hoist execute function. Show pass statistics.
357 (compute_store_table): Use max_reg_num directly instead of using the
358 formerly global max_gcse_regno.
359 (build_store_vectors): Likewise.
360 (replace_store_insn): Fix dumping.
361 (store_motion): Rename to ...
362 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
363 pass, called from the pass_rtl_store_motion execute function. Keep
364 track of substitutions and insertions for statistics gathering similar
366 (bypass_jumps): Remove, fold interesting bits into ...
367 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
368 from the pass_rtl_cprop execute function.
369 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
370 pass_jump_bypass): Remove.
371 (gate_handle_gcse, rest_of_handle_gcse): Remove.
372 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
373 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
374 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
375 (gate_rtl_store_motion, execute_rtl_store_motion,
376 pass_rtl_store_motion): New.
377 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
378 make it clear that -fcse-skip-blocks is a no-op for backward compat.
379 * passes.c (init_optimization_passes): Remove pass_gcse and
380 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
381 and cse_after_global_opts in place of pass_gcse. Schedule cprop
382 instead of pass_jump_bypass.
384 2009-04-27 Richard Guenther <rguenther@suse.de>
387 * gimplify.c (gimplify_expr): If we are required to create
388 a temporary make sure it ends up as register.
390 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
393 * config/i386/i386.c (construct_container): Don't call
394 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
395 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
397 2009-04-27 Michael Matz <matz@suse.de>
399 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
400 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
401 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
402 (dump_replaceable_exprs): Take a bitmap.
403 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
405 (expand_gimple_basic_block): Likewise.
406 * tree-ssa-ter.c (struct temp_expr_table_d): Make
407 replaceable_expressions member a bitmap.
408 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
409 (mark_replaceable): Likewise.
410 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
411 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
413 2009-04-27 Richard Guenther <rguenther@suse.de>
415 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
416 (verify_stmts): Dispatch to gimple/type verification code.
417 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
418 issue with call argument types.
420 2009-04-27 Michael Matz <matz@suse.de>
422 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
423 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
426 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
427 Eric Botcazou <ebotcazou@adacore.com>
429 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
430 a label's basic block.
431 (mark_target_live_regs): Tidy and rework obsolete comments.
432 Change back DF problem to LIVE. If a label starts a basic block,
433 assume that all registers that used to be live then still are.
434 (init_resource_info): If a label starts a basic block, set its
435 BLOCK_FOR_INSN accordingly.
436 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
438 2009-04-27 Richard Guenther <rguenther@suse.de>
440 * tree-flow-inline.h (function_ann): Remove.
441 (get_function_ann): Likewise.
442 * tree-dfa.c (create_function_ann): Remove.
443 * tree-flow.h (struct static_var_ann_d): Remove.
444 (struct function_ann_d): Likewise.
445 (union tree_ann_d): Remove fdecl member.
446 (function_ann_t): Remove.
447 (function_ann, get_function_ann, create_function_ann): Remove
450 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
452 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
454 2009-04-27 Jan Hubicka <jh@suse.cz>
456 * ipa-pure-const.c (struct funct_state_d): New fields
457 state_previously_known, looping_previously_known; remove
459 (analyze_function): Use new fields.
460 (propagate): Avoid assumption that state_set_in_source imply
463 * tree-ssa-loop-niter.c (finite_loop_p): New function.
464 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
465 * cfgloop.h (finite_loop_p): Declare.
467 2009-04-26 Michael Matz <matz@suse.de>
469 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
471 2009-04-26 Michael Matz <matz@suse.de>
473 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
474 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
475 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
476 pass_mark_used_blocks): Remove.
477 * tree-optimize.c (pass_free_datastructures,
478 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
479 * passes.c (init_optimization_passes): Don't call
480 pass_mark_used_blocks, remove dead code.
482 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
484 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
485 * tree-ssa-live.h (register_ssa_partition): Likewise.
487 2009-04-26 Michael Matz <matz@suse.de>
490 * builtins.c (fold_builtin_next_arg): Handle SSA names.
491 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
492 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
494 (compare_pairs): Swap cost comparison.
495 (coalesce_ssa_name): Don't use change_partition_var.
496 * tree-nrv.c (struct nrv_data): Add modified member.
497 (finalize_nrv_r): Set it.
498 (tree_nrv): Use it to update statements.
499 (pass_nrv): Require PROP_ssa.
500 * tree-mudflap.c (mf_decl_cache_locals,
501 mf_build_check_statement_for): Use make_rename_temp.
502 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
503 * alias.c (find_base_decl): Handle SSA names.
504 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
505 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
506 * rtl.h (set_reg_attrs_for_parm): Declare.
507 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
508 to "optimized", remove unused locals at finish.
509 (execute_free_datastructures): Make global, call
510 delete_tree_cfg_annotations.
511 (execute_free_cfg_annotations): Don't call
512 delete_tree_cfg_annotations.
514 * ssaexpand.h: New file.
515 * expr.c (toplevel): Include ssaexpand.h.
516 (expand_assignment): Handle SSA names the same as register variables.
517 (expand_expr_real_1): Expand SSA names.
518 * cfgexpand.c (toplevel): Include ssaexpand.h.
519 (SA): New global variable.
520 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
522 (set_rtl): New helper function.
523 (add_stack_var): Deal with SSA names, use set_rtl.
524 (expand_one_stack_var_at): Likewise.
525 (expand_one_stack_var): Deal with SSA names.
526 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
527 before unique numbers.
528 (expand_stack_vars): Use set_rtl.
529 (expand_one_var): Accept SSA names, add asserts for them, feed them
530 to above subroutines.
531 (expand_used_vars): Expand all partitions (without default defs),
532 then only the local decls (ignoring those expanded already).
533 (expand_gimple_cond): Remove edges when jumpif() expands an
535 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
536 or remove abnormal edges. Ignore insns setting the LHS of a TERed
538 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
539 members of SA; deal with PARM_DECL partitions here; expand
540 all PHI nodes, free tree datastructures and SA. Commit instructions
541 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
542 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
543 info and statements at start, collect garbage at finish.
544 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
545 (VAR_ANN_PARTITION) Remove.
546 (change_partition_var): Don't declare.
547 (partition_to_var): Always return SSA names.
548 (var_to_partition): Only accept SSA names.
549 (register_ssa_partition): Only check argument.
550 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
552 (delete_var_map): Don't free it.
553 (var_union): Only accept SSA names, simplify.
554 (partition_view_init): Mark only useful SSA names as used.
555 (partition_view_fini): Only deal with SSA names.
556 (change_partition_var): Remove.
557 (dump_var_map): Use ssa_name instead of partition_to_var member.
558 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
560 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
561 (struct _elim_graph): New member const_dests; nodes member vector of
563 (set_location_for_edge): New static helper.
564 (create_temp): Remove.
565 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
566 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
567 (new_elim_graph): Allocate const_dests member.
568 (clean_elim_graph): Truncate const_dests member.
569 (delete_elim_graph): Free const_dests member.
570 (elim_graph_size): Adapt to new type of nodes member.
571 (elim_graph_add_node): Likewise.
572 (eliminate_name): Likewise.
573 (eliminate_build): Don't take basic block argument, deal only with
574 partition numbers, not variables.
575 (get_temp_reg): New static helper.
576 (elim_create): Use it, deal with RTL temporaries instead of trees.
577 (eliminate_phi): Adjust all calls to new signature.
578 (assign_vars, replace_use_variable, replace_def_variable): Remove.
579 (rewrite_trees): Only do checking.
580 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
581 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
582 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
583 contains_tree_r, MAX_STMTS_IN_LATCH,
584 process_single_block_loop_latch, analyze_edges_for_bb,
585 perform_edge_inserts): Remove.
586 (expand_phi_nodes): New global function.
587 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
588 functions, initialize new parameter, remember partitions having a
590 (finish_out_of_ssa): New global function.
591 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
592 don't reset in_ssa_p here, don't disable TER when mudflap.
593 (pass_del_ssa): Remove.
594 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
596 (execute_free_datastructures): Declare.
597 * Makefile.in (SSAEXPAND_H): New variable.
598 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
599 * basic-block.h (commit_one_edge_insertion): Declare.
600 * passes.c (init_optimization_passes): Move pass_nrv and
601 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
602 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
603 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
604 (redirect_branch_edge): Deal with super block when expanding, split
605 out jump patching itself into ...
606 (patch_jump_insn): ... here, new static helper.
608 2009-04-26 Michael Matz <matz@suse.de>
610 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
611 beyond num_ssa_names.
612 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
613 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
615 2009-04-26 Jakub Jelinek <jakub@redhat.com>
618 * fwprop.c (forward_propagate_asm): New function.
619 (forward_propagate_and_simplify): Propagate also into __asm, if it
620 doesn't increase the number of referenced registers.
623 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
625 2009-04-26 Jakub Jelinek <jakub@redhat.com>
627 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
628 note_nonlocal_vla_type for nonlocal VLAs.
629 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
630 contains_remapped_vars, remap_vla_decls): New functions.
631 (convert_nonlocal_reference_stmt): If not optimizing, call
632 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
633 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
634 if it wasn't found in var_map.
635 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
636 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
637 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
639 * gimplify.c (nonlocal_vlas): New variable.
640 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
642 (gimplify_body): Create and destroy nonlocal_vlas.
644 * dwarf2out.c (loc_descr_plus_const): New function.
645 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
646 mem_loc_descriptor, loc_descriptor_from_tree_1,
647 descr_info_loc, gen_variable_die): Use it.
649 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
650 !TREE_STATIC VAR_DECLs.
651 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
652 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
653 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
654 DECL_BY_REFERENCE is valid.
655 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
656 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
657 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
658 Copy DECL_BY_REFERENCE.
659 (struct nesting_copy_body_data): New type.
660 (nesting_copy_decl): New function.
661 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
662 if they have variable length.
664 2009-04-26 Michael Matz <matz@suse.de>
666 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
667 mark new temporaries for renaming.
669 2009-04-26 Joseph Myers <joseph@codesourcery.com>
672 * c-decl.c (global_bindings_p): Return negative value.
673 (c_variable_size): New. Based on variable_size from
675 (grokdeclarator): Call c_variable_size not variable_size.
677 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/i386.c (print_operand) ['z']: Fix typo.
681 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
683 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
684 Redefine it to just use mingw/include.
685 (ASM_SPEC): Rules for -m32 and -m64.
686 (LINK_SPEC): Use Likewise.
687 (SPEC_32): New define.
689 (SUB_LINK_SPEC): Likewise.
690 (MULTILIB_DEFAULTS): New define.
691 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
692 Add multilib options.
693 (MULTILIB_DIRNAMES): Likewise.
694 (MULTILIB_OSDIRNAMES): Likewise.
696 (INSTALL_LIBGCC): Likewise.
698 2009-04-26 Joseph Myers <joseph@codesourcery.com>
701 * c-tree.h (enum c_inline_static_type): New.
702 (record_inline_static): Declare.
703 * c-decl.c (struct c_inline_static, c_inline_statics,
704 record_inline_static, check_inline_statics): New.
705 (pop_file_scope): Call check_inline_statics.
706 (start_decl): Call record_inline_static instead of pedwarning
707 directly for static in inline function.
708 * c-typeck.c (build_external_ref): Call record_inline_static
709 instead of pedwarning directly for static referenced in inline
712 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
714 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
715 not new but only being rescanned.
716 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
717 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
718 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
719 record_set_info, compute_set, grealloc): Remove.
720 (recompute_all_luids): New function.
721 (gcse_main): Don't compute sets, and don't do related memory
722 allocations/free-ing. If something changed before the end of the
723 pass, update LUIDs using recompute_all_luids.
724 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
725 (free_gcse_mem): Don't free it either.
726 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
727 Use the df insn LUIDs.
728 (load_killed_in_block): Likewise.
729 (compute_hash_table_work): Don't compute reg_set_in_block.
730 (compute_transp): Use DF_REG_DEF_CHAINs.
731 (local_cprop_pass): Don't use compute_sets and related functions.
732 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
733 Use get_max_uid() instead of max_cuid.
734 (insert_insn_end_basic_block, pre_insert_copy_insn,
735 update_ld_motion_stores): Don't try to
736 keep reg_set tables up to date.
737 (pre_insert_copies): Use df insn LUIDs.
738 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
739 (reg_set_info): Don't use extra bitmap argument.
740 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
741 information to compute regs_set_in_block.
742 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
743 (bypass_jumps): Don't use compute_sets and friends.
745 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
748 * opts.c (undocumented_msg): Do not leave blank even with
751 2009-04-25 Joseph Myers <joseph@codesourcery.com>
753 * c-decl.c (build_enumerator): Allow values folding to integer
754 constants but not integer constant expressions with a pedwarn if
757 2009-04-25 Joseph Myers <joseph@codesourcery.com>
760 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
761 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
762 type is an integer constant.
764 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
767 * config/i386/i386.c (print_operand) ['z']: Revert handling of
770 2009-04-25 Joseph Myers <joseph@codesourcery.com>
773 * c-decl.c (grokdeclarator): Diagnose declarations of functions
774 with variably modified return type and no storage class
775 specifiers, except for the case of nested functions. Distinguish
776 extern declarations of functions with variably modified return
777 types from those of objects with variably modified types.
779 2009-04-25 Jan Hubicka <jh@suse.cz>
781 * tree.c (list_equal_p): New function.
782 * tree.h (list_equal_p): Declare.
783 * coretypes.h (edge_def, edge, const_edge, basic_block_def
784 basic_block_def, basic_block, const_basic_block): New.
785 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
786 (redirect_eh_edge): New function.
787 (make_eh_edge_update_phi): EH edges are not abnormal.
788 * except.c: Include tree-flow.h.
789 (list_match): New function.
790 (eh_region_replaceable_by_p): New function.
791 (replace_region): New function.
792 (hash_type_list): New function.
793 (hash_eh_region): New function.
794 (eh_regions_equal_p): New function.
795 (merge_peers): New function.
796 (remove_unreachable_regions): Verify EH tree when checking;
798 (copy_eh_region_1): New function.
799 (copy_eh_region): New function.
800 (push_reachable_handler): New function.
801 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
802 regions without label but with live RESX.
803 * except.h (redirect_eh_edge_to_label): New.
804 * tree-flow.h (redirect_eh_edge): New.
805 * coretypes.h (edge_def, edge, const_edge, basic_block_def
806 basic_block_def, basic_block, const_basic_block): Remove.
807 * Makefile.in (except.o): Add dependency on tree-flow.h
808 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
809 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
812 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
815 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
816 on the destination of memcpy.
818 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
820 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
821 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
822 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
824 2009-04-25 Jan Hubicka <jh@suse.cz>
826 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
827 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
828 to be reached by different label than left.
829 (update_eh_edges): Update comment; remove edge_to_remove if possible
830 and return true if suceeded.
831 (cleanup_empty_eh): Accept sharing map; handle shared regions.
832 (cleanup_eh): Compute sharing map.
833 * except.c (remove_eh_handler_and_replace): Add argument if we should
835 (remove_unreachable_regions): Update for label sharing.
836 (label_to_region_map): Likewise.
837 (get_next_region_sharing_label): New function.
838 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
840 (remove_eh_handler): Update.
841 (remove_eh_region_and_replace_by_outer_of): New function.
842 * except.h (struct eh_region): Add next_region_sharing_label.
843 (remove_eh_region_and_replace_by_outer_of,
844 get_next_region_sharing_label): Declare.
845 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
847 2009-04-25 Jan Hubicka <jh@suse.cz>
849 * tree-cfg.c (split_critical_edges): Split also edges where we can't
850 insert code even if they are not critical.
852 2009-04-25 Jan Hubicka <jh@suse.cz>
854 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
855 (gimple_can_remove_branch_p): EH edges won't remove branch by
857 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
858 updating of non-abnormal EH edges.
859 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
860 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
861 (split_critical_edges): Split also edges where emitting code on them
862 will lead to splitting later.
864 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
865 H.J. Lu <hongjiu.lu@intel.com>
868 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
869 the configured assembler supports fildq and fistpq mnemonics.
870 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
871 * configure: Regenerated.
874 * config/i386/i386.c (print_operand): Handle 'Z'.
875 ['z']: Remove handling of special fild/fist suffixes.
876 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
877 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
879 (*floatsi<mode>2_vector_mixed): Ditto.
880 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
881 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
882 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
883 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
884 * config/i386/gas.h (GAS_MNEMONICS): Remove.
886 2009-04-25 Ben Elliston <bje@au.ibm.com>
888 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
889 the source of a set operation.
891 2009-04-25 Anatoly Sokolov <aesok@post.ru>
893 * target.h (struct gcc_target): Add case_values_threshold field.
894 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
895 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
896 * targhooks.c (default_case_values_threshold): New function.
897 * targhooks.h (default_case_values_threshold): Declare function.
898 * stmt.c (expand_case): Use case_values_threshold target hook.
899 * expr.h (case_values_threshold): Remove declartation.
900 * expr.c (case_values_threshold): Remove function.
901 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
903 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
904 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
905 (avr_case_values_threshold): Declare as static.
906 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
908 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
909 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
910 (mn10300_case_values_threshold): New function.
912 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
914 * ira.c (setup_cover_and_important_classes): Add enum cast.
916 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
918 * genpreds.c (write_enum_constraint_num): Output definition of
919 CONSTRAINT_NUM_DEFINED_P macro.
920 * ira.c (setup_cover_and_important_classes): Use
921 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
923 2009-04-24 DJ Delorie <dj@redhat.com>
925 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
926 __SH2A_SINGLE_ONLY__ also.
928 2009-04-24 Steve Ellcey <sje@cup.hp.com>
930 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
931 (movdf_internal): Ditto.
932 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
933 SFmode and DFmode constants.
934 (ia64_print_operand): Add 'G' format for printing
935 floating point constants.
937 2009-04-24 Richard Guenther <rguenther@suse.de>
939 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
940 from unsigned additions.
942 2009-04-24 Joseph Myers <joseph@codesourcery.com>
944 * c-typeck.c (set_init_index): Allow array designators that are
945 not integer constant expressions with a pedwarn if pedantic.
947 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
949 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
950 zero if no overlap in nonzero bits between the operands.
952 2009-04-24 Ian Lance Taylor <iant@google.com>
954 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
955 (record_dead_and_set_regs): Likewise.
956 * df.h (struct df_mw_hardreg): Change flags field to int.
957 (struct df_base_ref): Likewise.
958 (struct df): Change changeable_flags field to int.
959 * df-scan.c (df_defs_record): Change clobber_flags to int.
960 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
961 constants rather than #define macros.
962 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
963 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
964 (enum dwarf_calling_convention): Likewise.
965 (enum dwarf_line_number_x_ops): Likewise.
966 (enum dwarf_call_frame_info): Likewise.
967 (enum dwarf_source_language): Likewise.
968 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
969 (add_calling_convention_attribute): Likewise.
970 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
971 (combine_comparisons): Change compcode to int. Add cast to enum type.
972 * genrecog.c (maybe_both_true_2): Change c to int.
973 (write_switch): Likewise. Add cast to enum type.
974 * gimplify.c (gimplify_omp_for): Handle return values from
975 gimplify_expr using MIN rather than bitwise or.
976 (gimplify_expr): Add cast to enum type.
977 * ipa-prop.c (update_jump_functions_after_inlining): Change
978 IPA_BOTTOM to IPA_JF_UNKNOWN.
979 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
980 Add casts to enum type.
981 (setup_cover_and_important_classes): Change cl to int. Add casts
983 (setup_class_translate): Change cl and mode to int.
984 (ira_init_once): Change mode to int.
985 (free_register_move_costs): Likewise.
986 (setup_prohibited_mode_move_regs): Add casts to enum type.
987 * langhooks.c (add_builtin_function_common): Rework assertion that
989 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
990 * omega.c (omega_do_elimination): Avoid math on enum types.
991 * optabs.c (expand_vec_shift_expr): Remove casts to int.
992 * opts.c (set_debug_level): Change 2 to enum constant. Use new
993 int local to handle integral_argment value.
994 * regmove.c (try_auto_increment): Change PUT_MODE to
996 * reload.c (push_secondary_reload): Add casts to enum type.
997 (secondary_reload_class, find_valid_class): Likewise.
998 * reload1.c (emit_input_reload_insns): Likewise.
999 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1000 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1001 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1003 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1004 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1006 (expand_complex_libcall): Add casts to enum type.
1007 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1008 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1009 with ERROR_MARK, not NUM_TREE_CODES.
1010 (vect_create_epilog_for_reduction): Likewise.
1011 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1012 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1013 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1015 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1016 vect_unused_in_loop. Change 0 to loop_vect.
1017 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1018 * var-tracking.c (get_init_value): Change return type to enum
1020 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1021 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1023 (arm_override_options): Add casts to enum type.
1024 (arm_emit_tls_decoration): Likewise.
1025 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1027 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1028 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1029 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1031 * config/s390/s390.c (code_for_builtin_64): Change to array of
1033 (code_for_builtin_31): Likewise.
1034 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1036 * config/sparc/sparc.c (sparc_override_options): Change value
1037 field in struct code_model to enum cmodel. In initializer change
1038 0 to NULL and add cast to enum type.
1040 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1041 Change all callers. Issue a -Wc++-compat warning using
1042 lhs_origtype if necessary.
1043 (convert_for_assignment): Issue -Wc++-compat warnings about
1044 invalid conversions to enum type on assignment.
1045 * c-common.h (build_modify_expr): Update declaration.
1047 2009-04-24 Nick Clifton <nickc@redhat.com>
1049 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1050 (function_arg_advance): Likewise.
1051 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1054 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1056 * config/s390/constraints.md ('I', 'J'): Fix condition.
1058 2009-04-24 Diego Novillo <dnovillo@google.com>
1060 * gengtype-parse.c (parse_error): Add newline after message.
1062 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1064 * config/i386/sse.md (avxmodesuffixs): Removed.
1065 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1066 (*avx_pinsr<ssevecsize>): This.
1068 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1070 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1071 follow chains of regs with a single definition, and allow expressions
1072 that are function_invariant_p.
1073 (simple_rhs_p): Allow expressions that are function_invariant_p.
1075 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1078 * fold-const.c (fold_cond_expr_with_comparison): When folding
1079 > and >= to MAX, make sure the MAX uses the same type as the
1080 comparison's operands.
1082 2009-04-24 Nick Clifton <nickc@redhat.com>
1084 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1085 addressing for DImode accesses.
1086 (frv_print_operand_address): Handle PLUS case.
1087 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1089 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1091 PR rtl-optimization/39794
1092 * alias.c (canon_true_dependence): Add x_addr argument.
1093 * rtl.h (canon_true_dependence): Adjust prototype.
1094 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1095 * cselib.c (cselib_invalidate_mem): Likewise.
1096 * gcse.c (compute_transp): Likewise.
1097 * dse.c (scan_reads_nospill): Likewise.
1098 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1099 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1100 canon_base_addr of the group, plus optional offset.
1101 (struct group_info): Rename canon_base_mem to
1103 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1104 canon_rtx of base_mem.
1106 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1108 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1109 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1111 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1113 * config/spu/spu-builtins.h: Delete file.
1115 * config/spu/spu.h (enum spu_builtin_type): Move here from
1117 (struct spu_builtin_description): Likewise. Add GTY marker.
1118 Do not use enum spu_function_code or enum insn_code.
1119 (spu_builtins): Add extern declaration.
1121 * config/spu/spu.c: Do not include "spu-builtins.h".
1122 (enum spu_function_code, enum spu_builtin_type_index,
1123 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1124 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1125 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1126 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1127 (spu_builtin_types): Make static. Add GTY marker.
1128 (spu_builtins): Add extern declaration with GTY marker.
1131 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1132 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1133 Check programmatically whether all parameters are scalar.
1135 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1137 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1139 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1140 assignment from the constructor either if the target is volatile.
1142 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1144 * config/arm/arm.md (insv): Do not share operands[0].
1146 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1148 * config/vxlib-tls.c (active_tls_threads): Delete.
1149 (delete_hook_installed): New.
1150 (tls_delete_hook): Don't delete the delete hook.
1151 (tls_destructor): Delete it here.
1152 (__gthread_set_specific): Adjust installing the delete hook.
1153 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1154 __gthread_leave_tsd_dtor_context.
1156 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1158 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1160 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1162 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1164 (alpha_rtx_costs): Ditto.
1165 (emit_unlikely_jump): Use add_reg_note.
1166 (emit_frame_store_1): Ditto.
1167 (alpha_expand_prologue): Ditto.
1168 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1169 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1171 2009-04-23 Nick Clifton <nickc@redhat.com>
1173 * config/v850/v850.md (epilogue): Remove suppressed code.
1174 (return): Rename to return_simple and remove test of frame size.
1175 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1176 to gen_return_simple.
1178 2009-04-22 Jing Yu <jingyu@google.com>
1181 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1183 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1186 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1187 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1188 value is a VECTOR_CST, the element type is the element type of the
1191 2009-04-22 DJ Delorie <dj@redhat.com>
1193 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1195 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1197 * alias.c (find_base_term): Move around LO_SUM case, so that
1198 CONST falls through into PLUS/MINUS handling.
1201 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1202 into 0, use omit_one_operand.
1204 2009-04-23 Ben Elliston <bje@au.ibm.com>
1206 * config/rs6000/linux-unwind.h (get_regs): Remove type
1207 puns. Change the type of `pc' to an array of unsigned ints and
1208 update all users. Constify frame24.
1210 2009-04-22 DJ Delorie <dj@redhat.com>
1212 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1213 declarations before code.
1214 (current_function_special_page_vector): Likewise.
1215 (m32c_expand_insv): Silence a warning.
1217 2009-04-21 Taras Glek <tglek@mozilla.com>
1219 * alias.c: Update GTY annotations to new syntax.
1220 * basic-block.h: Likewise.
1221 * bitmap.h: Likewise.
1222 * c-common.h: Likewise.
1223 * c-decl.c: Likewise.
1224 * c-parser.c: Likewise.
1225 * c-pragma.c: Likewise.
1226 * c-tree.h: Likewise.
1227 * cfgloop.h: Likewise.
1228 * cgraph.h: Likewise.
1229 * config/alpha/alpha.c: Likewise.
1230 * config/arm/arm.h: Likewise.
1231 * config/avr/avr.h: Likewise.
1232 * config/bfin/bfin.c: Likewise.
1233 * config/cris/cris.c: Likewise.
1234 * config/darwin.c: Likewise.
1235 * config/frv/frv.c: Likewise.
1236 * config/i386/i386.c: Likewise.
1237 * config/i386/i386.h: Likewise.
1238 * config/i386/winnt.c: Likewise.
1239 * config/ia64/ia64.h: Likewise.
1240 * config/iq2000/iq2000.c: Likewise.
1241 * config/mips/mips.c: Likewise.
1242 * config/mmix/mmix.h: Likewise.
1243 * config/pa/pa.c: Likewise.
1244 * config/pa/pa.h: Likewise.
1245 * config/rs6000/rs6000.c: Likewise.
1246 * config/s390/s390.c: Likewise.
1247 * config/sparc/sparc.c: Likewise.
1248 * config/xtensa/xtensa.c: Likewise.
1249 * cselib.h: Likewise.
1250 * dbxout.c: Likewise.
1251 * dwarf2out.c: Likewise.
1252 * except.c: Likewise.
1253 * except.h: Likewise.
1254 * fixed-value.h: Likewise.
1255 * function.c: Likewise.
1256 * function.h: Likewise.
1257 * gimple.h: Likewise.
1258 * integrate.c: Likewise.
1259 * optabs.c: Likewise.
1260 * output.h: Likewise.
1263 * stringpool.c: Likewise.
1264 * tree-data-ref.c: Likewise.
1265 * tree-flow.h: Likewise.
1266 * tree-scalar-evolution.c: Likewise.
1267 * tree-ssa-address.c: Likewise.
1268 * tree-ssa-alias.h: Likewise.
1269 * tree-ssa-operands.h: Likewise.
1272 * varasm.c: Likewise.
1273 * varray.h: Likewise.
1275 * coretypes.h: Do not define GTY macro if it is already defined.
1276 * doc/gty.texi: Update GTY documentation to new syntax.
1277 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1278 annotations on structs.
1279 * gengtype-parse.c: Likewise.
1281 2009-04-22 Mark Heffernan <meheff@google.com>
1283 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1285 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1287 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1290 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1292 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1293 the same as a PLUS without a shift. Increase the cost of a
1296 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1298 * Makefile.in: Update dependencies.
1299 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1300 * errors.h: Remove bogus comment about compatibility.
1301 (warning): Update declaration.
1302 * genautomata.c: Update all calls to warning.
1303 * gimple.c: Do not include errors.h. Include toplev.h.
1304 * tree-ssa-structalias.c: Do not include errors.h.
1305 * omega.c: Likewise.
1306 * tree-ssa-reassoc.c: Likewise.
1307 * config/spu/spu-c.c: Likewise.
1308 * config/spu/t-spu-elf: Update dependencies.
1310 2009-04-22 Richard Guenther <rguenther@suse.de>
1312 PR tree-optimization/39824
1313 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1314 make sure the types are compatible.
1316 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1319 * c-common.c (c_parse_error): Take a token_flags parameter.
1320 Use token_type for the token type instead.
1321 Pass token_flags to cpp_type2name.
1322 * c-common.h (c_parse_error): Update declaration.
1323 * c-parser.c (c_parser_error): Pass 0 as token flags.
1325 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1327 PR rtl-optimization/39580
1328 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1330 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1332 * function.c (expand_function_end): Do not emit a jump to the "naked"
1333 return label for fall-through returns.
1334 * except.c (sjlj_emit_function_exit): Always place the call to the
1335 unregister function at the location installed by expand_function_end.
1337 2009-04-22 Richard Guenther <rguenther@suse.de>
1339 PR tree-optimization/39845
1340 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1341 (gen_inbound_check): Likewise.
1343 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1345 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1347 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1348 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1350 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1352 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1353 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1354 shift counts to avoid out-of-bounds array accesses.
1356 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1358 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1359 (Pmode): Move above.
1361 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1363 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1364 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1365 GET_CODE macro. Use IN_RANGE macro where appropriate.
1366 * config/alpha/alpha.h: Ditto.
1367 * config/alpha/alpha.md: Ditto.
1368 * config/alpha/constraints.md: Ditto.
1369 * config/alpha/predicates.md: Ditto.
1371 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1373 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1374 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1375 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1376 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1377 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1378 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1379 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1380 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1381 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1382 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1383 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1384 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1385 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1386 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1387 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1388 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1389 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1390 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1391 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1392 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1393 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1394 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1395 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1396 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1397 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1398 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1399 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1401 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1403 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1404 references from comments.
1405 * cfgbuild.c: (count_basic_blocks): Delete.
1406 (find_basic_blocks_1): Delete.
1407 (find_basic_blocks): Delete.
1408 * except.c (finish_eh_generation): Make static. Move comment from
1409 except.h here. Remove find_basic_blocks references from comments.
1410 * except.h (finish_eh_generation): Delete.
1411 * basic-block.h (find_basic_blocks): Delete.
1412 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1414 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1416 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1417 (sdbout_parms): Likewise.
1419 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1421 * config/sh/sh.c (prepare_cbranch_operands): Use
1422 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1423 (expand_cbranchdi4): Likewise.
1424 (from_compare): Add cast to enum type.
1425 (expand_cbranchsi4): Use add_reg_note.
1426 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1427 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1428 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1429 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1430 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1431 instead of CODE_FOR_nothing.
1432 (cbranchdi4): Likewise. Fix the order of arguments for
1434 (push_fpscr): Use add_reg_note.
1435 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1436 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1438 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1440 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1441 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1442 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1443 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1444 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1445 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1446 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1447 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1448 config/alpha/x-vms, config/arc/t-arc,
1449 config/arm/README-interworking, config/arm/arm-c.c,
1450 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1451 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1452 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1453 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1454 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1455 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1456 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1457 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1458 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1459 config/cris/t-elfmulti, config/crx/t-crx,
1460 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1461 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1462 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1463 config/h8300/t-h8300, config/i386/athlon.md,
1464 config/i386/darwin-libgcc.10.4.ver,
1465 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1466 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1467 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1468 config/i386/t-linux64, config/i386/t-nwld,
1469 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1470 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1471 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1472 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1473 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1474 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1475 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1476 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1477 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1478 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1479 config/m68k/t-uclinux, config/mcore/t-mcore,
1480 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1481 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1482 config/mips/crtn.asm, config/mips/irix-crti.asm,
1483 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1484 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1485 config/mips/mips-fixed.md, config/mips/sb1.md,
1486 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1487 config/mips/t-iris6, config/mips/t-isa3264,
1488 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1489 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1490 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1491 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1492 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1493 config/mn10300/t-linux, config/mn10300/t-mn10300,
1494 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1495 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1496 config/picochip/libgccExtras/clzsi2.asm,
1497 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1498 config/rs6000/darwin-libgcc.10.4.ver,
1499 config/rs6000/darwin-libgcc.10.5.ver,
1500 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1501 config/rs6000/t-aix43, config/rs6000/t-aix52,
1502 config/rs6000/t-darwin, config/rs6000/t-fprules,
1503 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1504 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1505 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1506 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1507 config/rs6000/t-rtems, config/rs6000/t-spe,
1508 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1509 config/score/t-score-elf, config/sh/divcost-analysis,
1510 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1511 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1512 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1513 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1514 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1515 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1516 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1517 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1518 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1519 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1520 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1521 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1522 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1523 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1524 * config/h8300/genmova.sh: Include copyright and license notices
1525 in generated output.
1526 * config/h8300/mova.md: Regenerate.
1527 * doc/install.texi2html: Include word "Copyright" in copyright
1528 notice and use name "Free Software Foundation, Inc.".
1529 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1530 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1531 ChangeLog-2007, ChangeLog-2008: Correct dates.
1533 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1535 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1536 NE_EXPR operations as well.
1537 * c-parser.c (c_parser_condition): Do not set location information on
1539 (c_parser_conditional_expression): Likewise.
1540 (c_parser_binary_expression): Set location information on operators.
1541 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1542 TRUTH_NOT_EXPR has been folded.
1543 * fold-const.c (fold_truth_not_expr): Copy location information from
1544 the incoming expression to the outgoing one.
1545 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1546 recursive calls on the LHS of the operator but pass that of the
1547 operator to recursive calls on the RHS of the operator. Set it
1549 (shortcut_cond_expr): Set the locus of the operator on the second
1550 COND_EXPR and that of the expression on the first in degenerate cases.
1551 Pass the locus of the expression to calls to shortcut_cond_r.
1552 Set the locus of the 'then' block on the associated jump, if any.
1553 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1554 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1555 expression to call to gimplify_boolean_expr.
1557 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1559 * config.gcc: Add additional configuration for
1560 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1561 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1562 (CPP_SPEC): Redefine for allowing -municode option.
1563 (STARTFILE_SPEC): Likewise.
1564 * config/i386/t-mingw-w64: New.
1565 * config/i386/mingw-w64.opt: New.
1566 (municode): Add new target option.
1567 * doc/invoke.texi (municode): Add documentation for new option.
1569 2009-04-21 Ian Lance Taylor <iant@google.com>
1571 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1572 Correct test for number of arguments.
1573 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1575 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1577 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1578 argument of emit_library_call.
1580 2009-04-21 Richard Guenther <rguenther@suse.de>
1583 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1584 inside VIEW_CONVERT_EXPRs.
1586 2009-04-21 Martin Jambor <mjambor@suse.cz>
1588 * tree-switch-conversion.c (build_constructors): Split a long line.
1589 (constructor_contains_same_values_p): New function.
1590 (build_one_array): Create assigns of constants if possible, do not
1591 call mark_sym_for_renaming, call update_stmt.
1592 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1593 make_rename_temp. Do not call mark_symbols_for_renaming, call
1595 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1596 find_new_referenced_vars, call update_stmt.
1597 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1598 instead of calling make_rename_temp. Do not call
1599 find_new_referenced_vars or mark_symbols_for_renaming, call
1602 2009-04-21 Richard Guenther <rguenther@suse.de>
1604 PR tree-optimization/39827
1605 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1606 (tree_ssa_phiprop): Pass the correct array size.
1608 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1610 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1612 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1615 * c-typeck.c (lvalue_p): Move declaration ...
1616 * c-common.h (lvalue_p): ... to here.
1617 * c-common.c (candidate_equal_p): New.
1618 (add_tlist): Use it.
1619 (merge_tlist): Use it.
1620 (warn_for_collisions_1): Likewise.
1621 (warning_candidate_p): Accept more candidates.
1622 (verify_tree): A warning candidate can be an expression. Use
1625 2009-04-21 Ben Elliston <bje@au.ibm.com>
1628 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1629 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1630 options. Remove -mcall-solaris documentation.
1632 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1635 * doc/invoke.texi (-Wlong-long): Update description.
1636 * c-lex (interpret_integer): Only warn if there was no previous
1637 overflow and -Wlong-long is enabled.
1638 * c-decl.c (declspecs_add_type): Drop redundant flags.
1639 * c.opt (Wlong-long): Init to -1.
1640 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1641 and front-end warn_long_long. Wlong-long only depends on other
1642 flags if it is uninitialized.
1643 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1644 the same for CPP and FE.
1645 (restore_extension_diagnostics): Likewise.
1647 2009-04-20 Ian Lance Taylor <iant@google.com>
1649 Fix enum conversions which are invalid in C++:
1650 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1651 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1652 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1653 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1654 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1655 (dbxout_parms): Likewise.
1656 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1657 (df_clear_flags): Likewise.
1658 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1659 top_flag parameter to int.
1660 (df_chain_create_bb_process_use): Likewise.
1661 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1663 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1664 (df_ref_create_structure, df_def_record_1): Likewise.
1665 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1666 (df_notes_rescan): Change 0 to VOIDmode in function call.
1667 (df_get_call_refs, df_insn_refs_collect): Likewise.
1668 (df_bb_regs_collect): Likewise.
1669 (df_entry_block_defs_collect): Likewise.
1670 (df_exit_block_uses_collect): Likewise.
1671 * df.h: Update declarations.
1672 * double-int.c (double_int_divmod): Add cast to enum type.
1673 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1674 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1675 (based_loc_descr): Likewise.
1676 (loc_descriptor_from_tree_1): Change first_op and second_op to
1677 enum dwarf_location_atom. Add cast to enum type.
1678 * expmed.c (init_expmed): Change 0 to SET in function call.
1679 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1680 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1681 (do_store_flag): Likewise.
1682 * fixed-value.h (struct fixed_value): Change mode to enum
1684 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1685 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1687 (insert_insn_decl, insert_decl, insert_state): Likewise.
1688 (automata_list_finish): Likewise.
1689 * genrecog.c (process_define_predicate): Add cast to enum type.
1690 * gensupport.c (init_predicate_table): Add cast to enum type.
1691 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1693 (gimple_build_call_1, gimple_build_label): Likewise.
1694 (gimple_build_goto, gimple_build_asm_1): Likewise.
1695 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1696 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1697 (enum fallback): Rename from enum fallback_t.
1698 (fallback_t): Typedef as int.
1699 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1700 GSI_SAME_STMT in function call.
1701 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1703 (setup_reg_class_relations): Likewise.
1704 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1705 (setup_prohibited_class_mode_regs): Add cast to enum type.
1706 (setup_prohibited_mode_move_regs): Likewise.
1707 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1708 (record_address_regs): Change i to enum reg_class.
1709 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1710 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1711 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1712 (GET_MODE_2XWIDER_MODE): Likewise.
1713 (GET_CLASS_NARROWEST_MODE): Likewise.
1714 * omp-low.c (expand_omp_for): Add cast to enum type.
1715 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1716 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1717 * postreload.c (reload_cse_simplify_operands): Change rclass local
1719 * predict.c (combine_predictions_for_insn): Change best_predictor
1720 and predictor to enum br_predictor.
1721 (combine_predictions_for_bb): Likewise.
1722 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1723 use SET_PREDICT_EXPR_OUTCOME.
1724 * real.c (real_arithmetic): Change icode to code in function call.
1725 * reginfo.c (init_move_cost): Add casts to enum type.
1726 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1727 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1729 * reload.c (find_valid_class): Add casts to enum type.
1730 (push_reload): Change 0 to NO_REGS in function call.
1731 (find_reloads): Change this_alternative to array of enum
1732 reg_class. Remove some now-unnecessary casts.
1733 (make_memloc): Change 0 to VOIDmode in function call.
1734 * reload1.c (reload): Change 0 to VOIDmode in function call.
1735 (eliminate_regs_1, elimination_effects): Likewise.
1736 (eliminate_regs_in_insn): Likewise.
1737 (emit_input_reload_insns): Add cast to enum type.
1738 (delete_output_reload): Change 0 to VOIDmode in function call.
1739 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1740 to enum type in function call.
1741 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1742 (SET_PREDICT_EXPR_OUTCOME): Define.
1743 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1744 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1745 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1746 (dump_function): Likewise.
1747 * tree-dump.h: Update declarations.
1748 * tree-pass.h: Update declarations.
1749 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1750 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1752 (arm_rtx_costs_1): Correct parenthesization.
1753 (arm_rtx_costs): Add casts to enum type.
1754 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1755 (vfp_emit_fstmd): Use add_rg_note.
1756 (emit_multi_reg_push, emit_sfm): Likewise.
1757 (thumb_set_frame_pointer): Likewise.
1758 (arm_expand_prologue): Likewise.
1759 (arm_regno_class): Change return type to enum reg_class.
1760 (thumb1_expand_prologue): Use add_reg_note.
1761 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1762 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1764 * config/arm/gentune.sh: Add cast to enum type.
1765 * config/arm/arm-tune.md: Rebuild.
1766 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1767 (ix86_split_fp_branch, predict_jump): Likewise.
1768 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1769 insn_code to enum rtx_code.
1770 (ix86_builtin_vectorized_function): Add cast to enum type.
1771 * config/i386/i386.md (truncdfsf2): Change slot to enum
1773 (truncxf<mode>2, isinf<mode>2): Likewise.
1774 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1776 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1777 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1778 (insert_bundle_state): Change 1 to INSERT in function call.
1779 (ia64_add_bundle_selector_before): Likewise.
1780 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1781 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1782 (restore_stack_nonlocal): Likewise.
1783 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1785 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1787 (mips_rtx_costs): Likewise.
1788 (mips_override_options): Add casts to enum type.
1789 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1791 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1792 (store_reg, set_reg_plus_d): Likewise.
1793 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1794 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1796 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1798 (emit_unlikely_jump): Use add_reg_note.
1799 (rs6000_emit_allocate_stack): Likewise.
1800 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1801 (output_toc): Change 1 to INSERT in function call.
1802 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1803 (rs6000_initialize_trampoline): Likewise.
1804 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1806 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1807 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1808 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1809 (save_gprs): Use add_reg_note.
1810 (s390_emit_prologue): Likewise.
1811 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1812 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1813 (sparc_fold_builtin): Add cast to enum type.
1814 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1816 (spu_expand_prologue): Use add_reg_note.
1817 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1819 2009-04-20 Ian Lance Taylor <iant@google.com>
1821 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1822 (c_parser_postfix_expression_after_primary): Get VEC for list of
1823 arguments. Get original types of arguments. Call
1824 build_function_call_vec.
1825 (cached_expr_list_1, cached_expr_list_2): New static variables.
1826 (c_parser_expr_list): Change return type to VEC *. Add
1827 p_orig_types parameter. Change all callers.
1828 (c_parser_release_expr): New static function.
1829 (c_parser_vec_to_tree_list): New static function.
1830 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1831 call build_function_call_vec.
1832 (build_function_call_vec): New function, based on old
1833 build_function_call.
1834 (convert_arguments): Remove nargs and argarray parameters. Change
1835 values to a VEC. Add origtypes parameter.
1836 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1837 (convert_for_assignment): Add origtype parameter. Change all
1838 callers. If warn_cxx_compat, check for conversion to an enum
1839 type when calling a function.
1840 (store_init_value): Add origtype parameter. Change all callers.
1841 (digest_init): Likewise.
1842 (struct init_node): Add origtype field.
1843 (add_pending_init): Add origtype parameter. Change all callers.
1844 (output_init_element): Likewise.
1845 (output_pending_init_elements): Pass origtype from init_node to
1846 output_init_element.
1847 (process_init_element): Pass origtype from c_expr to
1848 output_init_element.
1849 (c_finish_return): Add origtype parameter. Change all callers.
1850 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1852 (sync_resolve_params): Likewise.
1853 (sync_resolve_return): Change params to first_param. Change caller.
1854 (resolve_overloaded_builtins): Change params to VEC *. Change
1855 callers. Save first parameter around call to build_function_call_vec.
1856 * c-decl.c (finish_decl): Add origtype parameter. Change all
1857 callers. Call build_function_call_vec rather than
1858 build_function_call for cleanup.
1859 * c-tree.h: Update declarations.
1860 * c-common.h: Update declarations.
1861 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1862 params to first_param.
1863 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1864 params parameter from tree to void *.
1865 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1866 Change arglist parameter to have type void *, and to be a pointer
1868 * config/rs6000/rs6000-protos.h
1869 (altivec_resolve_overloaded_builtin): Update declaration.
1870 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1871 fnargs parameter to have type void *, and to be a pointer to a
1872 VEC. Call build_function_call_vec instead of
1873 build_function_call.
1874 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1876 2009-04-20 Joey Ye <joey.ye@intel.com>
1877 Xuepeng Guo <xuepeng.guo@intel.com>
1878 H.J. Lu <hongjiu.lu@intel.com>
1880 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1882 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1883 (IX86_LEA_PRIORITY): Likewise.
1884 (distance_non_agu_define): New function.
1885 (distance_agu_use): Likewise.
1886 (ix86_lea_for_add_ok): Likewise.
1887 (ix86_dep_by_shift_count): Likewise.
1889 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1890 should split for LEA.
1892 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1894 (ix86_dep_by_shift_count): Likewise.
1896 2009-04-20 Richard Guenther <rguenther@suse.de>
1898 * expr.c (handled_component_p): Move ...
1899 * tree.h (handled_component_p): ... here.
1900 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1901 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1902 and REALPART_EXPR to be in one group.
1904 2009-04-20 Richard Guenther <rguenther@suse.de>
1906 * basic-block.h (get_all_dominated_blocks): Declare.
1907 * dominance.c (get_all_dominated_blocks): New function.
1908 * tree-cfg.c (get_all_dominated_blocks): Remove.
1909 (remove_edge_and_dominated_blocks): Adjust.
1910 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1911 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1912 instead of recursing.
1914 2009-04-20 Doug Kwan <dougkwan@google.com>
1916 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1917 (struct cgraph_node_set_def): New type.
1918 (cgraph_node_set) New type. Also declare vector functions.
1919 (struct cgraph_node_set_element_def): New type.
1920 (cgraph_node_set_element): Ditto.
1921 (cgraph_node_set_iterator): New iterator type.
1922 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1923 cgraph_node_set_remove, dump_cgraph_node_set,
1924 debug_cgraph_node_set): New prototypes.
1925 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1926 cgraph_node_set_size): New inlines.
1927 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1929 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1930 argument to function 'write_summary'.
1931 * ipa.c: Include ggc.h.
1932 (hash_cgraph_node_set_element,
1933 eq_cgraph_node_set_element, cgraph_node_set_new,
1934 cgraph_node_set_add, cgraph_node_set_remove,
1935 cgraph_node_set_find, dump_cgraph_node_set,
1936 debug_cgraph_node_set): New functions.
1937 * Makefile.in (ipa.o): Add dependency on GGC_H.
1939 2009-04-20 Ira Rosen <irar@il.ibm.com>
1941 PR tree-optimization/39675
1942 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1943 check of the return code of vect_schedule_slp. Check that
1944 stmt_vec_info still exists for the statement, before checking its
1947 2009-04-20 Michael Matz <matz@suse.de>
1949 * Makefile.in (generated_files): Take out $(simple_generated_c).
1951 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1953 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1954 (UINTPTR_TYPE): Likewise.
1956 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1959 * c-typeck.c (digest_init): Check for initializing an array with a
1962 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1965 * c-semantics.c (pop_stmt_list): Propagate
1966 STATEMENT_LIST_HAS_LABEL to parent statement list.
1968 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1970 * config/mips/mips.h (mips_tune_attr): New macro.
1971 * config/mips/mips.md (cpu): Use it.
1973 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1976 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1979 2009-04-19 Diego Novillo <dnovillo@google.com>
1981 * toplev.c (compile_file): Move call to coverage_finish ...
1982 * cgraphunit.c (ipa_passes): ... here.
1983 Call cgraph_process_new_functions.
1984 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1985 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1987 2009-04-19 Jan Hubicka <jh@suse.cz>
1989 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1991 (dump_cgraph_node): Dump can throw external flag.
1992 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1994 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1998 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1999 * common.opt (Wlogical-op): Move from here...
2000 * c.opt (Wlogical-op): ... to here.
2001 * c-typeck.c (parser_build_binary_op): Update call to
2002 warn_logical_operator.
2003 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2005 * c-common.c (warn_logical_op): Update.
2006 * c-common.h (warn_logical_op): Update declaration.
2008 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2010 * tree.c (protected_set_expr_location): Fix formatting.
2012 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2015 * c-typeck.c (readonly_warning): new.
2016 (build_unary_op, build_modify_expr): Use readonly_warning for
2017 storing into something readonly but not const-qualified.
2019 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2022 * c-typeck.c (build_unary_op): Check for taking address of
2023 expression of type void.
2025 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2028 * c-typeck.c (build_function_call): Check for calling a function
2029 with qualified void return types. Call require_complete_type when
2032 2009-04-18 Jan Hubicka <jh@suse.cz>
2034 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2036 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2037 can_throw_external flag.
2038 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2039 * ipa-pure-const.c (ignore_edge): New function.
2040 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2041 only over can_throw_external edges.
2042 (local_pure_const): Add nothrow flag.
2043 * ipa-utils.c (searchc): Add ignore_edge callback.
2044 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2045 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2046 (set_nothrow_function_flags): Update cgraph.
2047 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2049 2009-04-18 Richard Guenther <rguenther@suse.de>
2052 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2053 (fold_stmt): ... this and ...
2054 (fold_stmt_inplace): ... this.
2055 (fold_stmt_1): Fold references in calls and asms.
2056 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2058 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2060 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2061 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2063 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2065 * tree.c (function_args_count): Remove.
2066 * tree.h: Remove the prototype for function_args_count.
2068 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2070 * tree-iterator.c (expr_only): Remove.
2071 * tree.h: Remove the prototype for expr_only.
2073 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2075 * reginfo.c (cannot_change_mode_set_regs): Remove.
2076 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2078 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2080 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2081 whether operands 0 and 1 overlaps.
2083 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2086 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2087 pointer. Use warning_at instead of warning.
2088 (search_for_addr_array): Likewise.
2089 (check_array_bounds): Likewise.
2090 (check_all_array_refs): Check that the incoming edge is not in the
2091 list of edges to be removed.
2092 (check_all_array_refs): Avoid the temporal pointer.
2093 (vrp_visit_cond_stmt): Fix typo.
2094 (simplify_switch_using_ranges): Handle the case where the switch
2095 index is an integer constant.
2097 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2099 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2101 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2103 * doc/extend.texi, doc/invoke.texi: Fix typos.
2105 2009-04-17 Cary Coutant <ccoutant@google.com>
2107 * tree-flow-inline.h (get_lineno): Fix inverted test.
2109 2009-04-17 Diego Novillo <dnovillo@google.com>
2111 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2112 assertion for AVAIL_OUT.
2114 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2117 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2118 * config/sh/linux-atomic.asm: Likewise.
2120 2009-04-17 Diego Novillo <dnovillo@google.com>
2122 * except.c (debug_eh_tree): New.
2123 (struct eh_region, struct eh_status): Move ...
2124 * except.h: ... here.
2125 (add_type_for_runtime): Declare extern.
2126 (lookup_type_for_runtime): Likewise.
2127 (debug_eh_tree): Declare.
2128 * Makefile.in (GTFILES): List except.h before except.c
2130 2009-04-17 Diego Novillo <dnovillo@google.com>
2132 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2133 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2134 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2135 (find_vars_r): ... here.
2136 * tree-flow.h (find_referenced_vars_in): Declare.
2137 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2138 that AVAIL_OUT exists for BLOCK.
2139 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2140 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2141 (tree-parloops.o): Likewise.
2143 2009-04-17 Simon Baldwin <simonb@google.com>
2145 * toplev.c (default_tree_printer): Add handling for %E format.
2147 2009-04-17 Diego Novillo <dnovillo@google.com>
2149 * tree-pretty-print.c (dump_generic_node): Add break after
2150 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2151 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2152 FUNCTION_TYPE together. Call print_struct_decl when printing
2153 structures and TDF_SLIM is not given.
2154 (print_struct_decl): Fix logic for detecting recursion.
2156 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2159 * gcc.c (create_at_file): New.
2160 (compile_input_file_p): New.
2161 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2162 * main.c (main): Update call to toplev_main.
2163 * toplev.c (toplev_main): Change signature. Call expandargv.
2164 * toplev.h (toplev_main): Change signature.
2166 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2168 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2169 if the latter is not constant.
2171 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2173 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2175 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2177 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2178 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2180 2009-04-17 Richard Guenther <rguenther@suse.de>
2182 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2183 Handle component references view-converting an invariant address.
2185 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2187 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2188 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2189 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2190 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2191 Use @deftypevr rather than @deftypevar.
2193 2009-04-17 Richard Guenther <rguenther@suse.de>
2195 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2196 (get_prop_source_stmt): Likewise.
2197 (can_propagate_from): Likewise.
2199 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2201 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2202 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2203 (--with-multilib-list): Add default value.
2204 * configure: Regenerate.
2205 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2206 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2207 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2208 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2209 Don't add default cpu to multilib list unnecessarily, but do enable
2210 the relevant compiler option..
2211 Add support for --with-multilib-list=<blank> and
2212 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2213 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2214 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2215 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2217 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2218 (MULTILIB_OSDIRNAMES): New variable.
2219 * config/sh/t-1e: Delete file.
2220 * config/sh/t-mlib-sh1: Delete file.
2221 * config/sh/t-mlib-sh2: Delete file.
2222 * config/sh/t-mlib-sh2a: Delete file.
2223 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2224 * config/sh/t-mlib-sh2a-single: Delete file.
2225 * config/sh/t-mlib-sh2a-single-only: Delete file.
2226 * config/sh/t-mlib-sh2e: Delete file.
2227 * config/sh/t-mlib-sh3e: Delete file.
2228 * config/sh/t-mlib-sh4: Delete file.
2229 * config/sh/t-mlib-sh4-nofpu: Delete file.
2230 * config/sh/t-mlib-sh4-single: Delete file.
2231 * config/sh/t-mlib-sh4-single-only: Delete file.
2232 * config/sh/t-mlib-sh4a: Delete file.
2233 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2234 * config/sh/t-mlib-sh4a-single: Delete file.
2235 * config/sh/t-mlib-sh4a-single-only: Delete file.
2236 * config/sh/t-mlib-sh4al: Delete file.
2237 * config/sh/t-mlib-sh5-32media: Delete file.
2238 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2239 * config/sh/t-mlib-sh5-64media: Delete file.
2240 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2241 * config/sh/t-mlib-sh5-compact: Delete file.
2242 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2243 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2244 * doc/install.texi (Options specification): Add
2245 --with-multilib-list and --with-endian.
2247 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2249 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2251 (OBJS-common): Add plugin-version.o.
2252 (plugin-version.o): New.
2253 * gcc-plugin.h (plugin_gcc_version): New.
2254 (plugin_default_version_check): New.
2255 (plugin_init_func, plugin_init): Add version argument.
2256 * plugin-version.c: New.
2257 * plugin.c (str_plugin_gcc_version_name): New.
2258 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2259 pass it to the init function.
2260 (plugin_default_version_check): New.
2262 2009-04-17 Richard Guenther <rguenther@suse.de>
2264 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2265 for decl-vs-decl disambiguation.
2267 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2269 * config/s390/s390.h (s390_tune_attr): New macro definition.
2270 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2272 2009-04-17 Richard Guenther <rguenther@suse.de>
2274 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2275 (fold_stmt_r): Likewise.
2276 (maybe_fold_reference): New function.
2277 (fold_gimple_assign): Handle cases fold_stmt_r did.
2278 (fold_stmt): Do not use fold_stmt_r.
2279 (fold_stmt_inplace): Likewise.
2281 2009-04-17 Richard Guenther <rguenther@suse.de>
2283 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2284 (record_equivalences_from_stmt): Remove useless checks and
2286 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2287 the type is already suitable.
2289 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2291 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2293 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2295 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2296 (CMPtype): Define as __gcc_CMPtype.
2298 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2300 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2301 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2303 2009-04-17 Richard Guenther <rguenther@suse.de>
2305 PR tree-optimization/39746
2306 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2307 special-casing for builtins and static variable use/def.
2308 (call_may_clobber_ref_p_1): Likewise.
2310 2009-04-16 Ian Lance Taylor <iant@google.com>
2312 * df.h: Include "timevar.h".
2313 (struct df_problem): Change tv_id field to timevar_id_t.
2314 * tree-pass.h: Include "timevar.h".
2315 (struct opt_pass): Change tv_id field to timevar_id_t.
2316 * timevar.h (timevar_id_t): Define TV_NONE.
2317 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2318 TV_NONE rather than tv_id != 0.
2319 (execute_one_pass): Likewise.
2320 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2321 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2322 dependencies to $(TREE_PASS_H).
2323 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2325 (pass_branch_target_load_optimize2): Likewise.
2326 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2327 (pass_outof_cfg_layout_mode): Likewise.
2328 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2329 (pass_rebuild_cgraph_edges): Likewise.
2330 (pass_remove_cgraph_callee_edges): Likewise.
2331 * df-core.c (pass_df_initialize_opt): Likewise.
2332 (pass_df_initialize_no_opt): Likewise.
2333 (pass_df_finish): Likewise.
2334 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2335 * except.c (pass_set_nothrow_function_flags): Likewise.
2336 (pass_convert_to_eh_region_ranges): Likewise.
2337 * final.c (pass_compute_alignments): Likewise.
2338 * function.c (pass_instantiate_virtual_regs): Likewise.
2339 (pass_init_function): Likewise.
2340 (pass_leaf_regs): Likewise.
2341 (pass_match_asm_constraints): Likewise.
2342 * gimple-low.c (pass_lower_cf): Likewise.
2343 (pass_mark_used_blocks): Likewise.
2344 * init-regs.c (pass_initialize_regs): Likewise.
2345 * integrate.c (pass_initial_value_sets): Likewise.
2346 * ira.c (pass_ira): Likewise.
2347 * jump.c (pass_cleanup_barriers): Likewise.
2348 * omp-low.c (pass_expand_omp): Likewise.
2349 (pass_lower_omp): Likewise.
2350 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2351 * recog.c (pass_split_all_insns): Likewise.
2352 (pass_split_after_reload): Likewise.
2353 (pass_split_before_regstack): Likewise.
2354 (pass_split_before_sched2): Likewise.
2355 (pass_split_for_shorten_branches): Likewise.
2356 * reginfo.c (pass_reginfo_init): Likewise.
2357 (pass_subregs_of_mode_init): Likewise.
2358 (pass_subregs_of_mode_finish): Likewise.
2359 * passes.c (pass_postreload): Likewise.
2360 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2361 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2362 (pass_warn_function_return): Likewise.
2363 (pass_warn_function_noreturn): Likewise.
2364 * tree-complex.c (pass_lower_complex): Likewise.
2365 (pass_lower_complex_O0): Likewise.
2366 * tree-if-conv.c (pass_if_conversion): Likewise.
2367 * tree-into-ssa.c (pass_build_ssa): Likewise.
2368 * tree-mudflap.c (pass_mudflap_1): Likewise.
2369 (pass_mudflap_2): Likewise.
2370 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2371 (pass_mudflap_2): Likewise.
2372 * tree-nrv.c (pass_return_slot): Likewise.
2373 * tree-object-size.c (pass_object_sizes): Likewise.
2374 * tree-optimize.c (pass_all_optimizations): Likewise.
2375 (pass_early_local_passes): Likewise.
2376 (pass_all_early_optimizations): Likewise.
2377 (pass_cleanup_cfg): Likewise.
2378 (pass_cleanup_cfg_post_optimizing): Likewise.
2379 (pass_free_datastructures): Likewise.
2380 (pass_free_cfg_annotations): Likewise.
2381 (pass_fixup_cfg): Likewise.
2382 (pass_init_datastructures): Likewise.
2383 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2384 (pass_late_warn_uninitialized): Likewise.
2385 (pass_update_address_taken): Likewise.
2386 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2387 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2388 (pass_cse_sincos): Likewise.
2389 (pass_convert_to_rsqrt): Likewise.
2390 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2391 * tree-stdarg.c (pass_stdarg): Likewise.
2392 * tree-tailcall.c (pass_tail_recursion): Likewise.
2393 (pass_tail_calls): Likewise.
2394 * tree-vect-generic.c (pass_lower_vector): Likewise.
2395 (pass_lower_vector_ssa): Likewise.
2396 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2398 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2400 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2402 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2404 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2405 logical and signext.
2407 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2410 * config/sh/predicates.md (arith_operand): Check if the operand
2411 of TRUNCATE is a REG.
2413 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2415 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2416 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2418 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2420 * tree-iterator.c (tsi_split_statement_list_after,
2421 tsi_split_statement_list_before): Remove.
2422 * tree-iterator.h: Remove the prototypes for
2423 tsi_split_statement_list_after and tsi_split_statement_list_before.
2425 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2427 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2428 * tree-ssa-propagate.h: Remove the prototype for
2429 stmt_makes_single_load.
2431 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2433 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2434 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2436 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2438 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2440 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2442 * except.c (eh_region_outer_p): Remove.
2443 * except.h: Remove the prototype for eh_region_outer_p.
2445 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2447 * function.c (current_function_assembler_name): Remove.
2448 * function.h: Remove the prototype for
2449 current_function_assembler_name.
2451 2009-04-16 Ian Lance Taylor <iant@google.com>
2453 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2454 (add_reg_note): Call alloc_reg_note.
2455 * rtl.h (alloc_reg_note): Declare.
2456 * combine.c (try_combine): Use alloc_reg_note.
2457 (recog_for_combine, move_deaths): Likewise.
2458 (distribute_notes): Use alloc_reg_note and add_reg_note.
2459 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2460 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2461 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2463 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2465 PR rtl-optimization/39762
2466 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2467 ira_may_move_out_cost): Add comments about way of their usage.
2468 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2470 * ira-conflicts.c (process_regs_for_copy): Use function
2471 ira_get_register_move_cost instead of global
2472 ira_register_move_cost.
2474 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2475 color_pass, move_spill_restore, update_curr_costs): Ditto.
2477 * ira-lives.c (process_single_reg_class_operands): Ditto.
2479 * ira-emit.c (emit_move_list): Ditto.
2481 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2482 (record_reg_classes): Ditto. Use functions
2483 ira_get_register_move_cost and ira_get_may_move_cost instead of
2484 global vars ira_register_move_cost, ira_may_move_out_cost and
2485 ira_may_move_in_cost.
2486 (record_address_regs): Don't call ira_init_register_move_cost.
2487 Use function ira_get_may_move_cost instead of global
2488 ira_may_move_in_cost.
2489 (process_bb_node_for_hard_reg_moves): Use function
2490 ira_get_register_move_cost instead of global ira_register_move_cost.
2491 (ira_costs): Don't call ira_init_register_move_cost.
2493 2009-04-16 Richard Guenther <rguenther@suse.de>
2495 * tree-cfg.c (verify_gimple_assign_binary):
2496 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2497 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2498 (create_general_new_stmt): Note that this function is broken.
2500 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2502 * common.opt (fhelp): Add Var(help_flag).
2503 * gcc-plugin.h (plugin_info): Add help.
2504 * plugin.c (plugin_name_args): Add help.
2505 (register_plugin_info): Set plugin->help.
2506 (print_help_one_plugin): New.
2507 (print_plugins_help): New.
2508 * plugin.h (print_plugins_help): New.
2509 * toplev.c (toplev_main): Call print_plugins_help if needed.
2511 2009-04-16 Richard Guenther <rguenther@suse.de>
2513 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2514 (gimple_ior_addresses_taken_1): New function.
2515 (gimple_ior_addresses_taken): Likewise.
2516 * gimple.h (struct gimple_statement_with_ops_base): Remove
2517 addresses_taken member.
2518 (gimple_ior_addresses_taken): Declare.
2519 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2520 gimple_set_addresses_taken): Remove.
2521 * ipa-reference.c (mark_address): New function.
2522 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2523 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2524 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2525 (gimple_add_to_addresses_taken): Remove.
2526 (get_tmr_operands): Call mark_address_taken.
2527 (get_asm_expr_operands): Likewise.
2528 (get_expr_operands): Likewise.
2529 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2530 (free_stmt_operands): Do not free it.
2531 * tree-ssa.c (delete_tree_ssa): Likewise.
2532 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2534 2009-04-16 Richard Guenther <rguenther@suse.de>
2536 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2537 (walk_stmt_load_store_ops): Likewise.
2538 * gimple.c (get_base_loadstore): New function.
2539 (walk_stmt_load_store_addr_ops): Likewise.
2540 (walk_stmt_load_store_ops): Likewise.
2541 * ipa-pure-const.c (check_op): Simplify.
2542 (check_load, check_store): New functions.
2543 (check_stmt): Use walk_stmt_load_store_ops.
2544 * ipa-reference.c (mark_load): Adjust signature.
2545 (mark_store): Likewise.
2546 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2548 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2550 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2552 * opts.c (common_handle_option): Don't call print_version.
2553 * plugin.c (plugin_name_args): Add version.
2554 (register_plugin_info): New.
2555 (register_callback): Handle PLUGIN_INFO.
2556 (try_init_one_plugin): New.
2557 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2559 (finalize_one_plugin): New.
2560 (finalize_plugins): New.
2561 (print_one_plugin): New.
2562 (print_plugins_versions): New.
2563 * plugin.h (print_plugins_versions): New.
2564 (finalize_plugins): New.
2565 * toplev.c (compile_file): Don't call initialize_plugins.
2566 (print_version): Call print_plugins_versions.
2567 (toplev_main): Call initialize_plugins. Print version if needed.
2568 Call finalize_plugins.
2570 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2572 * common.opt (fversion): New.
2573 * gcc.c (print_version): New.
2574 (process_command): Don't print the version. Just set print_version.
2575 (main): Print version. Call subprocesses if print_version and
2576 verbose_flag are set.
2577 * opts.c (common_handle_option): Handle OPT_fversion.
2579 2009-04-16 Richard Guenther <rguenther@suse.de>
2580 Ira Rosen <irar@il.ibm.com>
2582 PR tree-optimization/39698
2583 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2584 type of the reduction variable. Only generate the def if
2587 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2588 make sure to first convert to an integer of the same precision.
2589 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2590 the type of the evolution correctly in computing the new
2591 induction variable base.
2593 2009-04-16 Richard Guenther <rguenther@suse.de>
2596 * tree-cfg.c (make_blocks): Split statements with to-be
2597 abnormal SSA names on the lhs.
2599 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2601 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2602 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2603 * c-typeck.c (really_start_incremental_init): Likewise.
2604 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2605 (TARGET_INITIALIZER): Remove it.
2606 * target.h (struct target): Remove vector_opaque_p.
2607 * tree.c (build_opaque_vector_type): New.
2608 * tree.h (TYPE_VECTOR_OPAQUE): New.
2609 (build_opaque_vector_type): Declare.
2610 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2611 * config/rs6000/rs6000.c (build_opaque_vector_type,
2612 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2613 (rs6000_init_builtins): Use build_opaque_vector_type for
2614 opaque_V4SI_type_node.
2616 2009-04-15 Catherine Moore <clm@codesourcery.com>
2618 * debug.h (set_name): Declare.
2619 * dwarf2out.c (dwarf2out_set_name): Declare.
2620 (dwarf2_debug_hooks): Add set_name.
2621 (find_AT_string): New.
2622 (add_AT_string): Call find_AT_string.
2623 (dwarf2out_set_name): New.
2624 * cp/decl.c (grokdeclarator): Call set_name.
2625 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2626 * debug.c (do_nothing_debug_hooks): Likewise.
2627 * dbxout.c (dbx_debug_hooks): Likewise.
2628 * sdbout.c (sdb_debug_hooks): Likewise.
2630 2009-04-15 Michael Eager <eager@eagercon.com>
2632 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2633 reg for single-precision FPU.
2634 * config/rs6000/rs6000.md (movsi_internal1): Only for
2636 (movsi_internal1_single): New. Add pattern to move SI values to/from
2637 single-precision FP regs.
2639 2009-04-15 Richard Guenther <rguenther@suse.de>
2641 * omp-low.c (lower_rec_input_clauses): Build correct address
2643 (expand_omp_for_generic): Fix multiplication type.
2644 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2645 (generate_memset_zero): Fix types.
2646 * tree-profile.c (prepare_instrumented_value): Correctly
2649 2009-04-15 Ian Lance Taylor <iant@google.com>
2651 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2652 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2653 for -Wall and for -Wc++-compat.
2654 (c_common_post_options): For C++, set warn_enum_compare if not
2656 * c-tree.h (struct c_expr): Add field original_type.
2657 (build_external_ref): Update declaration.
2658 * c-parser.c (c_parser_braced_init): Set original_type.
2659 (c_parser_initelt): Likewise.
2660 (c_parser_expr_no_commas): Likewise.
2661 (c_parser_conditional_expression): Likewise.
2662 (c_parser_cast_expression): Likewise.
2663 (c_parser_unary_expression): Likewise. Pull setting of
2664 original_code to top of function.
2665 (c_parser_sizeof_expression): Set original_type.
2666 (c_parser_alignof_expression): Likewise.
2667 (c_parser_postfix_expression): Likewise. Pull setting of
2668 original_code to top of function.
2669 (c_parser_postfix_expression_after_paren_type): Set original_type.
2670 (c_parser_postfix_expression_after_primary): Likewise.
2671 (c_parser_expression): Likewise.
2672 * c-typeck.c (build_external_ref): Add type parameter. Change all
2674 (c_expr_sizeof_expr): Set original_type field.
2675 (parser_build_unary_op): Likewise.
2676 (parser_build_binary_op): Likewise. Optionally warn about
2677 comparisons of enums of different types.
2678 (digest_init): Set original_type field.
2679 (really_start_incremental_init): Likewise.
2680 (push_init_level, pop_init_level): Likewise.
2681 * doc/invoke.texi (Warning Options): -Wenum-compare now
2684 2009-04-15 Richard Guenther <rguenther@suse.de>
2686 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2687 out a necessary conversion.
2688 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2689 names we didn't value number.
2690 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2692 2009-04-15 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/39764
2695 * tree-ssa-ccp.c (get_value): Canonicalize value with
2696 canonicalize_float_value.
2698 2009-04-15 Jan Hubicka <jh@suse.cz>
2700 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2701 Wrong version of patch.
2703 2009-04-15 Jan Hubicka <jh@suse.cz>
2705 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2707 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2709 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2710 our distinct integral and vector types.
2712 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2714 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2715 * init.c (build_vtbl_address): Remove call to assemble_external.
2717 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2719 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2720 output for other floating point modes.
2722 2009-04-14 Diego Novillo <dnovillo@google.com>
2724 * diagnostic.c (diagnostic_report_diagnostic): Do not
2725 warn about loaded plugins for DK_ERROR and DK_WARNING.
2726 * c-decl.c (declspecs_add_type): Move call to
2727 invoke_plugin_callbacks ...
2728 * c-parser.c (c_parser_declspecs): ... here.
2729 * plugin.c (dump_active_plugins): Tidy output.
2731 2009-04-14 Diego Novillo <dnovillo@google.com>
2732 Le-Chun Wu <lcwu@google.com>
2734 * configure.ac: Add --enable-plugin support.
2735 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2736 * Makefile.in (PLUGIN_H): Define.
2737 Export ENABLE_PLUGIN and GMPINC to site.exp.
2738 Add PLUGINLIBS to link command.
2739 Add/modify dependencies for plugin.o and files including plugin.h.
2741 * config.in: Regenerate.
2743 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2746 2009-04-14 Le-Chun Wu <lcwu@google.com>
2748 * tree-pass.h (register_one_dump_file): Add a prototype for
2749 register_one_dump_file.
2750 * toplev.c (compile_file): Call initialize_plugins.
2751 (do_compile): Call invoke_plugin_callbacks.
2752 (toplev_main): Call invoke_plugin_callbacks.
2753 * common.opt: Add -fplugin= and -fplugin-arg-.
2754 * gcc-plugin.h: New public header file for plugins to include.
2755 * plugin.c: New source file.
2756 * plugin.h: New internal header file.
2757 * passes.c (register_one_dump_file): Make it external.
2759 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2761 2009-04-14 Diego Novillo <dnovillo@google.com>
2763 * doc/plugins.texi: New.
2764 * doc/gccint.texi: Add reference to Plugins chapter.
2765 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2766 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2767 loaded plugins, if any.
2768 * timevar.def (TV_PLUGIN_INIT): Define.
2769 (TV_PLUGIN_RUN): Define.
2770 * plugin.c: Include timevar.h
2771 (plugins_active_p): New.
2772 (dump_active_plugins): New.
2773 (debug_active_plugins): New.
2775 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2777 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2779 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2781 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2783 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2784 the same as a minus without a shift.
2786 2009-04-14 Nick Clifton <nickc@redhat.com>
2788 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2789 comparisons with small integers will always produce a short
2792 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2795 2008-12-19 Diego Novillo <dnovillo@google.com>
2797 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2799 2009-04-14 Richard Guenther <rguenther@suse.de>
2801 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2803 (verify_gimple_assign_binary): Likewise. Handle shifts and
2805 (verify_gimple_phi): Print the mismatched argument position.
2806 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2808 (vect_update_init_of_dr): Likewise.
2809 * matrix-reorg.c (transform_access_sites): Do what the
2811 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2813 2009-04-13 Michael Eager <eager@eagercon.com>
2815 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2816 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2817 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2818 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2819 remove duplicate config
2821 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2823 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2824 file_name:line_number type locator of the call site.
2826 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2828 * genautomata.c: Put blank after comma.
2829 (automaton_decls): New.
2830 (struct unit_usage): Add comments to member next.
2831 (store_alt_unit_usage): Keep the list ordered.
2832 (unit_present_on_list_p, equal_alternatives_p): New.
2833 (check_regexp_units_distribution): Check units distribution
2834 correctness correctly.
2835 (main): Don't write automata if error is found. Return correct
2838 * config/m68k/cf.md (cfv4_ds): Remove.
2839 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2840 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2842 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2843 power4-load-ext, power4-store, power4-store-update,
2844 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2845 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2846 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2847 power4-sqrt, power4-isync): Modify reservation to make correct
2848 unit distribution to automata.
2850 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2851 power5-store-update, power5-two, power5-three, power5-lmul,
2852 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2854 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2856 * except.c (pass_set_nothrow_function_flags): Set name and add
2858 (set_nothrow_function_flags): Mention in the dump file when
2859 changing a function to nothrow.
2861 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2864 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2865 instead of unsigned long.
2867 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2869 * config/arm/arm.c (return_used_this_function): Remove.
2870 (arm_output_function_prologue): Remove use of
2871 return_used_this_function.
2872 (output_return_instruction): Replace use of
2873 return_used_this_function
2874 by cfun->machine->return_used_this_function.
2875 (arm_output_epilogue): Likewise.
2876 (arm_output_function_epilogue): Likewise.
2877 (thumb_unexpanded_epilogue): Likewise.
2878 * config/arm/arm.h (struct machine_function):
2879 New member return_used_this_function.
2881 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2883 * doc/install.texi: Correct description of default directory for
2884 --with-gxx-include-dir.
2886 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2888 * fold-const.c (build_range_check): Properly deal with enumeral and
2891 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2893 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2894 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2895 * params.h (MAX_GCSE_PASSES): Remove.
2896 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2897 in sequence. Remove ability to run multiple passes.
2898 (bypass_jumps): Report run as third CPROP pass.
2900 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2903 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2904 when deciding whether the whole SEQUENCE can throw.
2906 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2909 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2910 offseted label references.
2912 2009-04-11 Jan Hubicka <jh@suse.cz>
2914 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2916 2009-04-11 Richard Guenther <rguenther@suse.de>
2919 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2920 return variables as TREE_ADDRESSABLE.
2922 2009-04-11 Richard Guenther <rguenther@suse.de>
2924 PR tree-optimization/39713
2925 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2926 reference trees have SSA_NAME operands.
2928 2009-04-11 Richard Guenther <rguenther@suse.de>
2931 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2932 address expressions.
2934 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2936 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2937 match changes in Cygwin 1.7
2938 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2939 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2941 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2943 PR tree-optimization/39701
2944 * doc/invoke.texi (Optimization Options): Document change in
2945 meaning and initialization of -fdelete-null-pointer-checks.
2947 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2950 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2952 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2955 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2957 2009-04-10 Chao-ying Fu <fu@mips.com>
2959 * doc/tm.texi (Instruction Output): Document
2960 TARGET_ASM_FINAL_POSTSCAN_INSN.
2961 * target.h (final_postscan_insn): New field in asm_out.
2962 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2963 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2964 * final.c (final_scan_insn): Call
2965 targetm.asm_out.final_postscan_insn after outputting
2966 an asm macro and a normal instruction.
2968 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2969 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2970 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2971 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2972 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2974 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2977 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2978 variables as non-NULL even with -fdelete-null-pointer-checks.
2980 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2982 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2984 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2987 * config/i386/i386.c (classify_argument): Handle SCmode with
2988 (bit_offset % 64) != 0.
2990 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2992 * doc/invoke.texi (Optimize Options): Add cross-reference to
2993 -Q --help=optimizers examples.
2995 2009-04-10 Ben Elliston <bje@au.ibm.com>
2998 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2999 regalign for the reg == fpr and TDmode case.
3001 2009-04-09 David Ayers <ayers@fsfe.org>
3004 * objc/objc-act.c (warn_with_method): Remove helper function.
3005 (check_duplicates): Call warning and inform directly.
3006 (really_start_method): Likewise.
3008 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3010 * expmed.c (expand_divmod): Always use a comparison for a division
3011 by a large unsigned integer.
3013 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3014 for things others than variables or functions as nonzero.
3016 2009-04-09 Nick Clifton <nickc@redhat.com>
3018 * unwind-compat.c: Change copyright header to refer to version
3019 3 of the GNU General Public License with version 3.1 of the
3020 GCC Runtime Library Exception and to point readers at the
3021 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3022 * config/alpha/crtfastmath.c: Likewise.
3023 * config/alpha/linux-unwind.h: Likewise.
3024 * config/alpha/qrnnd.asm: Likewise.
3025 * config/alpha/vms-crt0-64.c: Likewise.
3026 * config/alpha/vms-crt0.c: Likewise.
3027 * config/alpha/vms-dwarf2.asm: Likewise.
3028 * config/alpha/vms-dwarf2eh.asm: Likewise.
3029 * config/alpha/vms-psxcrt0-64.c: Likewise.
3030 * config/alpha/vms-psxcrt0.c: Likewise.
3031 * config/alpha/vms_tramp.asm: Likewise.
3032 * config/arc/initfini.c: Likewise.
3033 * config/arc/lib1funcs.asm: Likewise.
3034 * config/arm/bpabi-v6m.S: Likewise.
3035 * config/arm/bpabi.S: Likewise.
3036 * config/arm/bpabi.c: Likewise.
3037 * config/arm/crti.asm: Likewise.
3038 * config/arm/crtn.asm: Likewise.
3039 * config/arm/ieee754-df.S: Likewise.
3040 * config/arm/ieee754-sf.S: Likewise.
3041 * config/arm/lib1funcs.asm: Likewise.
3042 * config/arm/libunwind.S: Likewise.
3043 * config/arm/linux-atomic.c: Likewise.
3044 * config/arm/mmintrin.h: Likewise.
3045 * config/arm/pr-support.c: Likewise.
3046 * config/arm/unaligned-funcs.c: Likewise.
3047 * config/arm/unwind-arm.c: Likewise.
3048 * config/arm/unwind-arm.h: Likewise.
3049 * config/avr/libgcc.S: Likewise.
3050 * config/bfin/crti.s: Likewise.
3051 * config/bfin/crtlibid.s: Likewise.
3052 * config/bfin/crtn.s: Likewise.
3053 * config/bfin/lib1funcs.asm: Likewise.
3054 * config/bfin/linux-unwind.h: Likewise.
3055 * config/cris/arit.c: Likewise.
3056 * config/cris/cris_abi_symbol.c: Likewise.
3057 * config/darwin-64.c: Likewise.
3058 * config/darwin-crt2.c: Likewise.
3059 * config/darwin-crt3.c: Likewise.
3060 * config/darwin.h: Likewise.
3061 * config/dbxelf.h: Likewise.
3062 * config/dfp-bit.c: Likewise.
3063 * config/dfp-bit.h: Likewise.
3064 * config/elfos.h: Likewise.
3065 * config/fixed-bit.c: Likewise.
3066 * config/fixed-bit.h: Likewise.
3067 * config/fp-bit.c: Likewise.
3068 * config/fp-bit.h: Likewise.
3069 * config/fr30/crti.asm: Likewise.
3070 * config/fr30/crtn.asm: Likewise.
3071 * config/fr30/lib1funcs.asm: Likewise.
3072 * config/freebsd-spec.h: Likewise.
3073 * config/frv/cmovd.c: Likewise.
3074 * config/frv/cmovh.c: Likewise.
3075 * config/frv/cmovw.c: Likewise.
3076 * config/frv/frvbegin.c: Likewise.
3077 * config/frv/frvend.c: Likewise.
3078 * config/frv/lib1funcs.asm: Likewise.
3079 * config/glibc-stdint.h: Likewise.
3080 * config/h8300/clzhi2.c: Likewise.
3081 * config/h8300/crti.asm: Likewise.
3082 * config/h8300/crtn.asm: Likewise.
3083 * config/h8300/ctzhi2.c: Likewise.
3084 * config/h8300/fixunssfsi.c: Likewise.
3085 * config/h8300/lib1funcs.asm: Likewise.
3086 * config/h8300/parityhi2.c: Likewise.
3087 * config/h8300/popcounthi2.c: Likewise.
3088 * config/i386/ammintrin.h: Likewise.
3089 * config/i386/att.h: Likewise.
3090 * config/i386/avxintrin.h: Likewise.
3091 * config/i386/biarch64.h: Likewise.
3092 * config/i386/bmmintrin.h: Likewise.
3093 * config/i386/cpuid.h: Likewise.
3094 * config/i386/cross-stdarg.h: Likewise.
3095 * config/i386/crtfastmath.c: Likewise.
3096 * config/i386/crtprec.c: Likewise.
3097 * config/i386/cygming-crtbegin.c: Likewise.
3098 * config/i386/cygming-crtend.c: Likewise.
3099 * config/i386/cygwin.asm: Likewise.
3100 * config/i386/emmintrin.h: Likewise.
3101 * config/i386/gmm_malloc.h: Likewise.
3102 * config/i386/gthr-win32.c: Likewise.
3103 * config/i386/i386.h: Likewise.
3104 * config/i386/immintrin.h: Likewise.
3105 * config/i386/linux-unwind.h: Likewise.
3106 * config/i386/linux64.h: Likewise.
3107 * config/i386/mm3dnow.h: Likewise.
3108 * config/i386/mmintrin-common.h: Likewise.
3109 * config/i386/mmintrin.h: Likewise.
3110 * config/i386/nmmintrin.h: Likewise.
3111 * config/i386/pmm_malloc.h: Likewise.
3112 * config/i386/pmmintrin.h: Likewise.
3113 * config/i386/smmintrin.h: Likewise.
3114 * config/i386/sol2-c1.asm: Likewise.
3115 * config/i386/sol2-ci.asm: Likewise.
3116 * config/i386/sol2-cn.asm: Likewise.
3117 * config/i386/sol2-gc1.asm: Likewise.
3118 * config/i386/tmmintrin.h: Likewise.
3119 * config/i386/unix.h: Likewise.
3120 * config/i386/w32-unwind.h: Likewise.
3121 * config/i386/wmmintrin.h: Likewise.
3122 * config/i386/x86-64.h: Likewise.
3123 * config/i386/x86intrin.h: Likewise.
3124 * config/i386/xmmintrin.h: Likewise.
3125 * config/ia64/crtbegin.asm: Likewise.
3126 * config/ia64/crtend.asm: Likewise.
3127 * config/ia64/crtfastmath.c: Likewise.
3128 * config/ia64/crti.asm: Likewise.
3129 * config/ia64/crtn.asm: Likewise.
3130 * config/ia64/fde-glibc.c: Likewise.
3131 * config/ia64/lib1funcs.asm: Likewise.
3132 * config/ia64/linux-unwind.h: Likewise.
3133 * config/ia64/quadlib.c: Likewise.
3134 * config/ia64/unwind-ia64.c: Likewise.
3135 * config/linux.h: Likewise.
3136 * config/m32c/m32c-lib1.S: Likewise.
3137 * config/m32c/m32c-lib2-trapv.c: Likewise.
3138 * config/m32c/m32c-lib2.c: Likewise.
3139 * config/m32r/initfini.c: Likewise.
3140 * config/m68hc11/larith.asm: Likewise.
3141 * config/m68hc11/m68hc11-crt0.S: Likewise.
3142 * config/m68k/cf.md: Likewise.
3143 * config/m68k/crti.s: Likewise.
3144 * config/m68k/crtn.s: Likewise.
3145 * config/m68k/lb1sf68.asm: Likewise.
3146 * config/m68k/linux-unwind.h: Likewise.
3147 * config/mcore/crti.asm: Likewise.
3148 * config/mcore/crtn.asm: Likewise.
3149 * config/mcore/lib1.asm: Likewise.
3150 * config/mips/linux-unwind.h: Likewise.
3151 * config/mips/loongson.h: Likewise.
3152 * config/mips/mips16.S: Likewise.
3153 * config/mmix/crti.asm: Likewise.
3154 * config/mmix/crtn.asm: Likewise.
3155 * config/pa/fptr.c: Likewise.
3156 * config/pa/hpux-unwind.h: Likewise.
3157 * config/pa/lib2funcs.asm: Likewise.
3158 * config/pa/linux-atomic.c: Likewise.
3159 * config/pa/linux-unwind.h: Likewise.
3160 * config/pa/milli64.S: Likewise.
3161 * config/pa/quadlib.c: Likewise.
3162 * config/pa/stublib.c: Likewise.
3163 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3164 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3165 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3166 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3167 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3168 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3169 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3170 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3171 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3172 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3173 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3174 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3175 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3176 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3177 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3178 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3179 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3180 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3181 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3182 * config/rs6000/750cl.h: Likewise.
3183 * config/rs6000/altivec.h: Likewise.
3184 * config/rs6000/biarch64.h: Likewise.
3185 * config/rs6000/crtresfpr.asm: Likewise.
3186 * config/rs6000/crtresgpr.asm: Likewise.
3187 * config/rs6000/crtresxfpr.asm: Likewise.
3188 * config/rs6000/crtresxgpr.asm: Likewise.
3189 * config/rs6000/crtsavfpr.asm: Likewise.
3190 * config/rs6000/crtsavgpr.asm: Likewise.
3191 * config/rs6000/darwin-asm.h: Likewise.
3192 * config/rs6000/darwin-fallback.c: Likewise.
3193 * config/rs6000/darwin-fpsave.asm: Likewise.
3194 * config/rs6000/darwin-ldouble.c: Likewise.
3195 * config/rs6000/darwin-tramp.asm: Likewise.
3196 * config/rs6000/darwin-unwind.h: Likewise.
3197 * config/rs6000/darwin-vecsave.asm: Likewise.
3198 * config/rs6000/darwin-world.asm: Likewise.
3199 * config/rs6000/e500crtres32gpr.asm: Likewise.
3200 * config/rs6000/e500crtres64gpr.asm: Likewise.
3201 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3202 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3203 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3204 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3205 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3206 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3207 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3208 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3209 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3210 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3211 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3212 * config/rs6000/eabi-ci.asm: Likewise.
3213 * config/rs6000/eabi-cn.asm: Likewise.
3214 * config/rs6000/eabi.asm: Likewise.
3215 * config/rs6000/linux-unwind.h: Likewise.
3216 * config/rs6000/linux64.h: Likewise.
3217 * config/rs6000/paired.h: Likewise.
3218 * config/rs6000/paired.md: Likewise.
3219 * config/rs6000/ppc64-fp.c: Likewise.
3220 * config/rs6000/ppu_intrinsics.h: Likewise.
3221 * config/rs6000/rs6000.h: Likewise.
3222 * config/rs6000/si2vmx.h: Likewise.
3223 * config/rs6000/sol-ci.asm: Likewise.
3224 * config/rs6000/sol-cn.asm: Likewise.
3225 * config/rs6000/spe.h: Likewise.
3226 * config/rs6000/spu2vmx.h: Likewise.
3227 * config/rs6000/sysv4.h: Likewise.
3228 * config/rs6000/tramp.asm: Likewise.
3229 * config/rs6000/vec_types.h: Likewise.
3230 * config/s390/linux-unwind.h: Likewise.
3231 * config/s390/tpf-unwind.h: Likewise.
3232 * config/score/crti.asm: Likewise.
3233 * config/score/crtn.asm: Likewise.
3234 * config/sh/crt1.asm: Likewise.
3235 * config/sh/crti.asm: Likewise.
3236 * config/sh/crtn.asm: Likewise.
3237 * config/sh/divtab-sh4-300.c: Likewise.
3238 * config/sh/divtab-sh4.c: Likewise.
3239 * config/sh/divtab.c: Likewise.
3240 * config/sh/lib1funcs-4-300.asm: Likewise.
3241 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3242 * config/sh/lib1funcs.asm: Likewise.
3243 * config/sh/lib1funcs.h: Likewise.
3244 * config/sh/linux-atomic.asm: Likewise.
3245 * config/sh/linux-unwind.h: Likewise.
3246 * config/sh/shmedia.h: Likewise.
3247 * config/sh/sshmedia.h: Likewise.
3248 * config/sh/ushmedia.h: Likewise.
3249 * config/sparc/crtfastmath.c: Likewise.
3250 * config/sparc/linux-unwind.h: Likewise.
3251 * config/sparc/sol2-c1.asm: Likewise.
3252 * config/sparc/sol2-ci.asm: Likewise.
3253 * config/sparc/sol2-cn.asm: Likewise.
3254 * config/spu/divmodti4.c: Likewise.
3255 * config/spu/divv2df3.c: Likewise.
3256 * config/spu/float_disf.c: Likewise.
3257 * config/spu/float_unsdidf.c: Likewise.
3258 * config/spu/float_unsdisf.c: Likewise.
3259 * config/spu/float_unssidf.c: Likewise.
3260 * config/spu/mfc_multi_tag_release.c: Likewise.
3261 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3262 * config/spu/mfc_tag_release.c: Likewise.
3263 * config/spu/mfc_tag_reserve.c: Likewise.
3264 * config/spu/mfc_tag_table.c: Likewise.
3265 * config/spu/multi3.c: Likewise.
3266 * config/spu/spu_internals.h: Likewise.
3267 * config/spu/spu_intrinsics.h: Likewise.
3268 * config/spu/spu_mfcio.h: Likewise.
3269 * config/spu/vec_types.h: Likewise.
3270 * config/spu/vmx2spu.h: Likewise.
3271 * config/stormy16/stormy16-lib2.c: Likewise.
3272 * config/svr4.h: Likewise.
3273 * config/sync.c: Likewise.
3274 * config/v850/lib1funcs.asm: Likewise.
3275 * config/vxlib-tls.c: Likewise.
3276 * config/vxlib.c: Likewise.
3277 * config/vxworks-dummy.h: Likewise.
3278 * config/xtensa/crti.asm: Likewise.
3279 * config/xtensa/crtn.asm: Likewise.
3280 * config/xtensa/ieee754-df.S: Likewise.
3281 * config/xtensa/ieee754-sf.S: Likewise.
3282 * config/xtensa/lib1funcs.asm: Likewise.
3283 * config/xtensa/lib2funcs.S: Likewise.
3284 * config/xtensa/linux-unwind.h: Likewise.
3285 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3286 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3287 * coretypes.h: Likewise.
3288 * crtstuff.c: Likewise.
3289 * defaults.h: Likewise.
3290 * dwarf2.h: Likewise.
3291 * emutls.c: Likewise.
3292 * gbl-ctors.h: Likewise.
3293 * gcov-io.h: Likewise.
3294 * ginclude/float.h: Likewise.
3295 * ginclude/iso646.h: Likewise.
3296 * ginclude/stdarg.h: Likewise.
3297 * ginclude/stdbool.h: Likewise.
3298 * ginclude/stddef.h: Likewise.
3299 * ginclude/stdfix.h: Likewise.
3300 * ginclude/stdint-gcc.h: Likewise.
3301 * ginclude/tgmath.h: Likewise.
3302 * gthr-aix.h: Likewise.
3303 * gthr-dce.h: Likewise.
3304 * gthr-gnat.c: Likewise.
3305 * gthr-gnat.h: Likewise.
3306 * gthr-lynx.h: Likewise.
3307 * gthr-mipssde.h: Likewise.
3308 * gthr-nks.h: Likewise.
3309 * gthr-posix.c: Likewise.
3310 * gthr-posix.h: Likewise.
3311 * gthr-posix95.h: Likewise.
3312 * gthr-rtems.h: Likewise.
3313 * gthr-single.h: Likewise.
3314 * gthr-solaris.h: Likewise.
3315 * gthr-tpf.h: Likewise.
3316 * gthr-vxworks.h: Likewise.
3317 * gthr-win32.h: Likewise.
3319 * libgcc2.c: Likewise.
3320 * libgcc2.h: Likewise.
3321 * libgcov.c: Likewise.
3322 * tsystem.h: Likewise.
3323 * typeclass.h: Likewise.
3324 * unwind-c.c: Likewise.
3325 * unwind-compat.h: Likewise.
3326 * unwind-dw2-fde-compat.c: Likewise.
3327 * unwind-dw2-fde-darwin.c: Likewise.
3328 * unwind-dw2-fde-glibc.c: Likewise.
3329 * unwind-dw2-fde.c: Likewise.
3330 * unwind-dw2-fde.h: Likewise.
3331 * unwind-dw2.c: Likewise.
3332 * unwind-dw2.h: Likewise.
3333 * unwind-generic.h: Likewise.
3334 * unwind-pe.h: Likewise.
3335 * unwind-sjlj.c: Likewise.
3336 * unwind.inc: Likewise.
3337 * config/arm/neon-gen.ml: Change generated copyright header to
3338 refer to version 3 of the GNU General Public License with
3339 version 3.1 of the GCC Runtime Library Exception and to point
3340 readers at the COPYING3 and COPYING3.RUNTIME files and the
3341 FSF's license web page.
3342 * config/arm/arm_neon.h: Regenerate.
3344 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3346 * config/cris/cris.md: Change copyright header to refer to version
3347 3 of the GNU General Public License.
3348 * doc/install.texi2html: Change copyright header to refer to version
3349 3 of the GNU General Public License and to point readers at the
3350 COPYING3 file and the FSF's license web page.
3351 * config/vax/linux.h: Likewise.
3353 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3355 * config/i386/i386.md (cmpcc): New.
3356 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3357 (sync_compare_and_swap_cc*): Delete.
3359 * config/s390/s390.c (s390_compare_emitted): Remove.
3360 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3361 s390_compare_emitted used to be handled. Assert that modes match.
3362 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3363 refer to sync_compare_and_swap_ccsi.
3364 * config/s390/s390.h (s390_compare_emitted): Remove.
3365 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3366 instead of s390_compare_emitted.
3367 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3368 instead of s390_compare_emitted.
3369 * config/s390/s390.md (cmpcc): New.
3370 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3371 CC_REGNUM, do not pretend it's set.
3372 (sync_compare_and_swap_cc*): Delete.
3373 * config/s390/predicates.md (cc_reg_operand): New.
3375 * expr.c (sync_compare_and_swap_cc): Delete.
3376 * optabs.h (sync_compare_and_swap_cc): Delete.
3377 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3378 is being used with can_compare_p.
3379 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3381 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3382 look for a MODE_CC set instead. Use emit_store_flag.
3383 (expand_compare_and_swap_loop): Likewise, with some additional
3384 complication to avoid a force_reg when useless. Use
3385 emit_cmp_and_jump_insns.
3386 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3387 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3388 sync_compare_and_swap documentation.
3390 2009-04-09 Jan Hubicka <jh@suse.cz>
3392 * except.c (find_prev_try): Break out from ....
3393 (duplicate_eh_regions): ... here; properly update prev_try pointers
3394 when duplication part of tree.
3395 (dump_eh_tree): Improve dumping.
3396 (verify_eh_region): New.
3397 (verify_eh_tree): Use it.
3399 2009-04-06 Richard Guenther <rguenther@suse.de>
3401 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3402 &ARRAY addresses by adjusting their types and prepending
3404 * tree-cfg.c (verify_gimple_assign_single): Verify that
3405 addresses are correct.
3407 2009-04-09 Richard Guenther <rguenther@suse.de>
3409 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3410 indices into an array reference if possible.
3411 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3412 Fold POINTER_PLUS_EXPR statements with invariant address.
3414 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3417 * config.gcc (powerpc64-*-linux*): Always build biarch.
3419 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3422 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3423 it and pedwarn if this results in an INTEGER_CST.
3425 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3427 * doc/install.texi: Update minimum GMP version. Remove obsolete
3428 text in MPFR section.
3430 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3432 * dwarf2out.c (class_scope_p): New static inline.
3433 (class_or_namespace_scope_p): Use it.
3434 (gen_variable_die): Use DW_TAG_member tag for static data member
3435 declarations instead of DW_TAG_variable.
3438 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3441 2009-04-08 Richard Guenther <rguenther@suse.de>
3443 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3444 valueize random data.
3446 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3448 * config.gcc (aix tm_file): Add aix-stdint.h.
3449 (aix tm clause use_gcc_stdint): Set to wrap.
3450 * config/rs6000/aix-stdint.h: New file.
3452 2009-04-08 Richard Guenther <rguenther@suse.de>
3455 * tree-dfa.c (add_referenced_var): Do not recurse into
3456 global initializers.
3457 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3459 (fold_const_aggregate_ref): Likewise.
3461 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3463 * recog.c (ordered_comparison_operator): New.
3464 * gensupport.c (std_preds): Add it.
3465 * doc/md.texi (Machine-Independent Predicates): Document it.
3467 2009-04-08 Jan Hubicka <jh@suse.cz>
3469 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3470 * function.h (rtl_eh): Remove exception_handler_label_map.
3471 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3472 remove_exception_handler_label, for_each_eh_label_1): Remove.
3473 (rtl_remove_unreachable_regions): Remove.
3474 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3475 (find_exception_handler_labels): Don't build the hashtable.
3476 (maybe_remove_eh_handler): Remove.
3477 (for_each_eh_label): Rewrite to walk the tree.
3478 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3479 * except.h (maybe_remove_eh_handler): Remove.
3480 * passes.c (init_optimization_passes): Schedule second EH cleanup
3482 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3483 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3485 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3487 * genoutput.c (validate_optab_operands): New.
3488 (gen_insn, gen_expand): Call it.
3490 * genflags.c (gen_insn): Detect misused iterators.
3491 (main): Pass line_no to gen_insn, exit with status 1 on error.
3493 * genextract.c (line_no): Make global.
3494 (VEC_safe_set_locstr): Change assertion to error message.
3495 (main): Exit with status 1 on error.
3497 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3501 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3502 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3503 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3504 * c-convert.c (convert): Do not call fold on results of conversion
3505 functions when the result is a C_MAYBE_CONST_EXPR.
3506 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3507 of __builtin_choose_expr.
3508 * c-typeck.c (remove_c_maybe_const_expr): New.
3509 (build_unary_op, build_conditional_expr, build_compound_expr,
3510 build_binary_op, c_objc_common_truthvalue_conversion): Call
3511 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3514 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3516 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3517 CODE to produce a new one. Add a prototype to use fold_convert_const
3519 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3522 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3523 mix declarations and code.
3525 2009-04-08 Ben Elliston <bje@au.ibm.com>
3527 * gcc.c: Replace `CC' with `GCC' throughout.
3529 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3531 * doc/invoke.texi: Document Atom support.
3533 2009-04-07 Jason Merrill <jason@redhat.com>
3536 * c-common.h, c-common.c: Add flag_pretty_templates.
3537 * c-opts.c (c_common_handle_option): Set it.
3538 * c.opt: Add -fno-pretty-templates.
3539 * doc/invoke.texi (C++ Dialect Options): Likewise.
3541 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3543 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3544 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3545 (ia64_expand_builtin): Likewise.
3547 2009-04-07 Martin Jambor <mjambor@suse.cz>
3549 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3550 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3551 ADDR_EXPRS are include too.
3553 2009-04-07 Richard Guenther <rguenther@suse.de>
3555 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3556 decls are only used if passes as parameters or if they are
3557 local statics and the call is not to a builtin.
3558 (call_may_clobber_ref_p_1): Likewise.
3560 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3562 * expr.c (do_store_flag): Remove last argument. Simplify code
3563 to avoid duplication of tests already done by can_compare_p.
3564 (expand_expr_real_1): Adjust caller.
3566 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3568 * optabs.c (can_compare_p): Test the predicate of a
3569 cbranch and cstore pattern.
3571 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3573 * expr.c (convert_move): Use emit_store_flag instead of
3576 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3578 * config/i386/i386.c (ix86_compare_emitted): Remove.
3579 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3580 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3581 * config/i386/i386.h (ix86_compare_emitted): Remove.
3582 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3583 instead of ix86_compare_emitted.
3584 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3586 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3588 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3589 Add t-sysroot-suffix to tmake_file.
3590 * config/print-sysroot-suffix.sh: New file.
3591 * config/t-sysroot-suffix: New file.
3593 2009-04-07 Ben Elliston <bje@au.ibm.com>
3595 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3596 as the latter produces a warning when the target does not support
3599 2009-04-07 Ben Elliston <bje@au.ibm.com>
3601 * dfp.c: Replace type punning assignments with memcpy throughout.
3602 * Makefile.in (dfp.o-warn): Remove.
3604 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3607 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3608 Include soft-fp/t-softfp after rs6000/t-linux64.
3610 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3612 * stor-layout.c (set_sizetype): Use the full precision of their
3613 machine mode for bitsize types.
3615 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3617 * config/i386/i386.md: Revert 2 accidental checkins.
3619 2009-04-06 Joey Ye <joey.ye@intel.com>
3620 Xuepeng Guo <xuepeng.guo@intel.com>
3621 H.J. Lu <hongjiu.lu@intel.com>
3623 Atom pipeline model, tuning and insn selection.
3624 * config.gcc (atom): Add atom config options and target.
3626 * config/i386/atom.md: New.
3628 * config/i386/i386.c (atom_cost): New cost.
3629 (m_ATOM): New macro flag.
3630 (initial_ix86_tune_features): Set m_ATOM.
3631 (x86_accumulate_outgoing_args): Likewise.
3632 (x86_arch_always_fancy_math_387): Likewise.
3633 (processor_target): Add Atom cost.
3634 (cpu_names): Add Atom cpu name.
3635 (override_options): Set Atom ISA.
3636 (ix86_issue_rate): New case PROCESSOR_ATOM.
3637 (ix86_adjust_cost): Likewise.
3639 * config/i386/i386.h (TARGET_ATOM): New target macro.
3640 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3641 (TARGET_OPT_AGU): New target option.
3642 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3643 (processor_type): Add PROCESSOR_ATOM.
3645 * config/i386/i386.md (cpu): Add new value "atom".
3646 (use_carry, movu): New attr.
3647 (atom.md): Include atom.md.
3648 (adddi3_carry_rex64): Set attr "use_carry".
3649 (addqi3_carry): Likewise.
3650 (addhi3_carry): Likewise.
3651 (addsi3_carry): Likewise.
3652 (*addsi3_carry_zext): Likewise.
3653 (subdi3_carry_rex64): Likewise.
3654 (subqi3_carry): Likewise.
3655 (subhi3_carry): Likewise.
3656 (subsi3_carry): Likewise.
3657 (x86_movdicc_0_m1_rex64): Likewise.
3658 (*x86_movdicc_0_m1_se): Likewise.
3659 (x86_movsicc_0_m1): Likewise.
3660 (*x86_movsicc_0_m1_se): Likewise.
3661 (*adddi_1_rex64): Emit add insn as much as possible.
3662 (*addsi_1): Likewise.
3663 (return_internal): Set atom_unit.
3664 (return_internal_long): Likewise.
3665 (return_pop_internal): Likewise.
3666 (*rcpsf2_sse): Set atom_sse_attr attr.
3667 (*qrt<mode>2_sse): Likewise.
3668 (*prefetch_sse): Likewise.
3670 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3672 (ix86_target_macros_internal): Likewise.
3674 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3675 (*prefetch_sse_rex): Likewise.
3676 (sse_rcpv4sf2): Likewise.
3677 (sse_vmrcpv4sf2): Likewise.
3678 (sse_sqrtv4sf2): Likewise.
3679 (<sse>_vmsqrt<mode>2): Likewise.
3680 (sse_ldmxcsr): Likewise.
3681 (sse_stmxcsr): Likewise.
3682 (*sse_sfence): Likewise.
3683 (sse2_clflush): Likewise.
3684 (*sse2_mfence): Likewise.
3685 (*sse2_lfence): Likewise.
3686 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3687 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3688 (avx_movdqu<avxmodesuffix>): Likewise.
3689 (avx_lddqu<avxmodesuffix>): Likewise.
3690 (sse2_movntv2di): Change attr "type" to "ssemov".
3691 (sse2_movntsi): Likewise.
3692 (rsqrtv8sf2): Change attr "type" to "sseadd".
3693 (sse3_addsubv2df3): Set attr "atom_unit".
3694 (sse3_h<plusminus_insn>v4sf3): Likewise.
3695 (*sse2_pmaddwd): Likewise.
3696 (*vec_extractv2di_1_rex64): Likewise.
3697 (*vec_extractv2di_1_avx): Likewise.
3698 (sse2_psadbw): Likewise.
3699 (ssse3_phaddwv8hi3): Likewise.
3700 (ssse3_phaddwv4hi3): Likewise.
3701 (ssse3_phadddv4si3): Likewise.
3702 (ssse3_phadddv2si3): Likewise.
3703 (ssse3_phaddswv8hi3): Likewise.
3704 (ssse3_phaddswv4hi3): Likewise.
3705 (ssse3_phsubwv8hi3): Likewise.
3706 (ssse3_phsubwv4hi3): Likewise.
3707 (ssse3_phsubdv4si3): Likewise.
3708 (ssse3_phsubdv2si3): Likewise.
3709 (ssse3_phsubswv8hi3): Likewise.
3710 (ssse3_phsubswv4hi3): Likewise.
3711 (ssse3_pmaddubsw128): Likewise.
3712 (sse3_pmaddubsw: Likewise.
3713 (ssse3_palignrti): Likewise.
3714 (ssse3_palignrdi): Likewise.
3716 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3718 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3720 2009-04-06 Richard Guenther <rguenther@suse.de>
3722 PR tree-optimization/28868
3723 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3724 of which PHI results we inserted.
3725 (insert_into_preds_of_block): Record inserted PHIs.
3726 (eliminate): Eliminate redundant PHI nodes.
3727 (init_pre): Init inserted_phi_names.
3729 2009-04-06 Richard Guenther <rguenther@suse.de>
3731 PR tree-optimization/39643
3732 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3733 IMAGPART_EXPRs of complex constants.
3734 (execute_fold_all_builtins): If we folded a call queue
3735 TODO_update_address_taken.
3737 2009-04-06 Jan Hubicka <jh@suse.cz>
3740 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3743 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3745 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3747 (ic_invalidate_array): Likewise.
3749 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3751 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3752 alignment for library calls.
3754 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3756 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3757 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3758 * config/i386/mingw-stdint.h: New file.
3760 2009-04-05 Richard Guenther <rguenther@suse.de>
3762 PR tree-optimization/39648
3763 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3764 our &A vs. &A[0] IL deficiencies.
3766 2009-04-04 Jan Hubicka <jh@suse.cz>
3768 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3769 removed toplevel regions.
3770 (sjlj_mark_call_sites): Likewise.
3772 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3774 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3775 (cygwin tm clause use_gcc_stdint): Set to wrap.
3776 * config/i386/cygwin-stdint.h: New file.
3778 2009-04-04 Richard Guenther <rguenther@suse.de>
3780 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3781 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3782 single-argument PHIs if we are in loop-closed SSA form.
3783 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3784 for the pre-condition.
3785 (slpeel_tree_peel_loop_to_edge): Likewise.
3786 (vect_build_loop_niters): Take an optional sequence to append stmts.
3787 (vect_generate_tmps_on_preheader): Likewise.
3788 (vect_do_peeling_for_loop_bound): Take extra guards for the
3790 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3791 the cost model check.
3792 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3793 guards if we are going to peel. Do not apply versioning in that case.
3794 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3795 (vect_do_peeling_for_loop_bound): Likewise.
3796 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3797 loop bound only record extra pre-conditions, do not apply loop
3800 2009-04-04 Richard Guenther <rguenther@suse.de>
3802 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3805 2009-04-04 Jan Hubicka <jh@suse.cz>
3807 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3808 last_basic_block for size of bb->index indexed array.
3809 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3810 compute_out, link_btr_uses, build_btr_def_use_webs,
3811 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3813 2009-04-04 Jan Hubicka <jh@suse.cz>
3815 * except.c (remove_eh_handler_and_replace): Break out from ...
3816 (remove_eh_handler): ... here.
3817 (bring_to_root): New function.
3818 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3819 handled ones, bring others to root of tree.
3821 2009-04-04 Jan Hubicka <jh@suse.cz>
3823 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3824 (all_phis_safe_to_merge): New function.
3825 (update_info): New structure.
3826 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3827 (cleanup_empty_eh): Update SSA if possible.
3829 2009-04-04 Richard Guenther <rguenther@suse.de>
3831 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3832 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3833 (append_vuse): Likewise.
3835 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3837 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3838 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3839 instead of REG_UNSAVED for DW_CFA_undefined.
3840 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3841 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3844 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3847 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3848 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3849 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3851 2009-04-04 Richard Guenther <rguenther@suse.de>
3853 PR tree-optimization/8781
3854 PR tree-optimization/37892
3855 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3856 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3857 (valueize_refs): Call it for *& valueizations.
3858 (shared_reference_ops_from_ref): Rename to ...
3859 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3860 (shared_reference_ops_from_call): Rename to ...
3861 (valueize_shared_reference_ops_from_call): ... this and valueize.
3862 (vn_reference_lookup): Update.
3863 (visit_reference_op_call): Likewise.
3864 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3865 (eliminate): Value-replace the call address in call statements.
3867 2009-04-04 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/39636
3870 * tree-ssa-forwprop.c
3871 (forward_propagate_addr_into_variable_array_index): Check for
3872 GIMPLE_ASSIGN before accessing the rhs code.
3874 2009-04-03 Jason Merrill <jason@redhat.com>
3876 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3878 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3880 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3881 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3882 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3883 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3884 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3885 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3886 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3887 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3888 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3889 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3890 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3891 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3892 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3893 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3894 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3895 Use fr_reg_or_fp01_operand instead of fr_register_operand
3897 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3898 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3899 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3901 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3903 PR rtl-optimization/39607
3904 PR rtl-optimization/39631
3908 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3909 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3910 instead of DF_LR_OUT.
3911 * ira-lives.c (process_bb_node_lives): Ditto.
3912 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3913 instead of DF_LR_{OUT,IN}.
3914 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3915 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3917 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3919 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3920 (execute_lower_omp): Always run but take the short way out if -fopenmp
3922 (gate_lower_omp): Remove, forcing the pass manager to always run the
3923 pass and always set PROP_gimple_lomp.
3924 (pass_lower_omp): Remove gate function.
3925 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3926 PROP_trees. Instead, require it.
3927 * ipa-cp.c (pass_ipa_cp): Likewise.
3928 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3929 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3930 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3931 and PROP_gimple_leh.
3933 2009-04-03 Richard Guenther <rguenther@suse.de>
3936 PR tree-optimization/23940
3937 PR tree-optimization/33237
3940 PR tree-optimization/36201
3941 PR tree-optimization/36230
3942 PR tree-optimization/38049
3943 PR tree-optimization/38207
3944 PR tree-optimization/38230
3945 PR tree-optimization/38301
3946 PR tree-optimization/38585
3948 PR tree-optimization/38985
3949 PR tree-optimization/39299
3950 * tree-ssa-structalias.h: Remove.
3951 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3952 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3953 (struct vuse_element_d): Remove.
3954 (struct vuse_vec_d): Likewise.
3955 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3956 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3957 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3958 VUSE_ELEMENT_VAR): Likewise.
3959 (struct voptype_d): Likewise.
3960 (NUM_VOP_FREE_BUCKETS): Likewise.
3961 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3962 (struct stmt_operands_d): Remove.
3963 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3964 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3965 VDEF_NUM, VDEF_VECT): Likewise.
3966 (copy_virtual_operands): Remove.
3967 (operand_build_cmp): Likewise.
3968 (create_ssa_artificial_load_stmt): Likewise.
3969 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3970 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3971 vuse_index and mayuse_index members. Pack and move done and iter_type
3972 members to the front.
3973 (SSA_OP_VMAYUSE): Remove.
3974 (SSA_OP_VIRTUAL_USES): Adjust.
3975 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3976 (unlink_stmt_vdef): Declare.
3977 (add_to_addressable_set): Remove.
3978 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3979 (vrp_visit_stmt): Likewise.
3980 * doc/tree-ssa.texi (Alias analysis): Update.
3981 * doc/invoke.texi (max-aliased-vops): Remove docs.
3982 (avg-aliased-vops): Likewise.
3983 * tree-into-ssa.c (syms_to_rename): Remove.
3984 (need_to_update_vops_p): Likewise.
3985 (need_to_initialize_update_ssa_p): Rename to ...
3986 (update_ssa_initialized_fn): ... this. Track function we are
3988 (symbol_marked_for_renaming): Simplify.
3989 (add_new_name_mapping): Do not set need_to_update_vops_p.
3990 (dump_currdefs): Use SYMS_TO_RENAME.
3991 (rewrite_update_stmt): Always walk all uses/defs.
3992 (dump_update_ssa): Adjust.
3993 (init_update_ssa): Take function argument. Track what we are
3995 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3996 (create_new_def_for): Initialize for cfun, assert we are initialized
3998 (mark_sym_for_renaming): Simplify.
3999 (mark_set_for_renaming): Do not initialize update-ssa.
4000 (need_ssa_update_p): Simplify. Take function argument.
4001 (name_mappings_registered_p): Assert we ask for the correct function.
4002 (name_registered_for_update_p): Likewise.
4003 (ssa_names_to_replace): Likewise.
4004 (release_ssa_name_after_update_ssa): Likewise.
4005 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4006 (dump_decl_set): Do not print a newline.
4007 (debug_decl_set): Do it here.
4008 (dump_update_ssa): And here.
4009 * tree-ssa-loop-im.c (move_computations): Adjust.
4010 (movement_possibility): Likewise.
4011 (determine_max_movement): Likewise.
4012 (gather_mem_refs_stmt): Likewise.
4013 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4015 * tree-complex.c (update_all_vops): Remove.
4016 (expand_complex_move): Adjust.
4017 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4018 Simplify test for memory referencing statement. Exclude
4019 non-invariant ADDR_EXPRs.
4020 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4021 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4022 (rdg_flag_uses): Likewise.
4023 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4025 (tree_optimize_tail_calls_1): Also split the
4026 edge from the entry block if we have degenerate PHI nodes in
4027 the first basic block.
4028 * tree.c (init_ttree): Remove memory-tag related code.
4029 (tree_code_size): Likewise.
4030 (tree_node_structure): Likewise.
4031 (build7_stat): Re-write to be build6_stat.
4032 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4033 (SSA_VAR_P): Adjust.
4034 (struct tree_memory_tag): Remove.
4035 (struct tree_memory_partition_tag): Likewise.
4036 (union tree_node): Adjust.
4037 (build7): Re-write to be build6.
4038 * tree-pass.h (pass_reset_cc_flags): Remove.
4039 (TODO_update_address_taken): New flag.
4040 (pass_simple_dse): Remove.
4041 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4042 * params.h (MAX_ALIASED_VOPS): Remove.
4043 (AVG_ALIASED_VOPS): Likewise.
4044 * omp-low.c (expand_omp_taskreg): Update SSA form.
4045 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4046 aliases the lhs in a copy stmt.
4047 * tree-ssa-dse.c (struct address_walk_data): Remove.
4048 (memory_ssa_name_same): Likewise.
4049 (memory_address_same): Likewise.
4050 (get_kill_of_stmt_lhs): Likewise.
4051 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4052 unused stores. Look through PHI nodes into post-dominated regions.
4053 (dse_optimize_stmt): Simplify. Properly remove stores.
4054 (tree_ssa_dse): Compute dominators.
4055 (execute_simple_dse): Remove.
4056 (pass_simple_dse): Likewise.
4057 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4058 gimple_loaded_syms and gimple_stored_syms computation.
4059 * toplev.c (dump_memory_report): Dump alias and pta stats.
4060 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4061 (vn_reference_eq): Likewise.
4062 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4063 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4064 valueize_vuses): Remove.
4065 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4066 (get_def_ref_stmt_vuse): ... this.
4067 (vn_reference_lookup_2): New function.
4068 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4069 walking equivalent vuses. Simplify.
4070 (vn_reference_lookup): Likewise.
4071 (vn_reference_insert): Likewise.
4072 (vn_reference_insert_pieces): Likewise.
4073 (visit_reference_op_call): Simplify.
4074 (visit_reference_op_load): Likewise.
4075 (visit_reference_op_store): Likewise.
4076 (init_scc_vn): Remove shared_lookup_vuses initialization.
4077 (free_scc_vn): Remove shared_lookup_vuses freeing.
4078 (sort_vuses, sort_vuses_heap): Remove.
4079 (get_ref_from_reference_ops): Export.
4080 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4081 vector with single vuse pointer.
4082 (vn_reference_lookup_pieces, vn_reference_lookup,
4083 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4084 (shared_vuses_from_stmt): Remove.
4085 (get_ref_from_reference_ops): Declare.
4086 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4087 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4088 memory-tag related code.
4089 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4090 (likely_value): Add comment, skip static-chain of call statements.
4091 (surely_varying_stmt_p): Adjust.
4092 (gimplify_and_update_call_from_tree): Likewise.
4093 (execute_fold_all_builtins): Do not rebuild alias info.
4094 (gimplify_and_update_call_from_tree): Properly update VOPs.
4095 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4096 (copy_ref_info): Remove memory-tag related code.
4097 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4098 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4099 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4101 * tree-ssa-dom.c (gimple_p): Remove typedef.
4102 (eliminate_redundant_computations): Adjust.
4103 (record_equivalences_from_stmt): Likewise.
4104 (avail_expr_hash): Likewise.
4105 (avail_expr_eq): Likewise.
4106 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4107 (stmt_makes_single_load): Likewise.
4108 (stmt_makes_single_store): Likewise.
4109 * tree-ssa-alias.c: Rewrite completely.
4110 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4111 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4112 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4113 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4114 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4115 Remove public functions.
4116 (pass_reset_cc_flags): Remove.
4117 (pass_build_alias): Move ...
4118 * tree-ssa-structalias.c (pass_build_alias): ... here.
4119 * tree-ssa-alias.c (may_be_aliased): Move ...
4120 * tree-flow-inline.h (may_be_aliased): ... here.
4121 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4122 count_uses_and_derefs): Move ...
4123 * gimple.c: ... here.
4124 * gimple.h (count_uses_and_derefs): Declare.
4125 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4126 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4127 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4128 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4129 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4130 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4131 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4133 * tree-dfa.c (refs_may_alias_p): Move ...
4134 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4135 * tree-ssa-alias.h: New file.
4136 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4137 (statement_sink_location): Likewise.
4138 * opts.c (decode_options): Do not adjust max-aliased-vops or
4139 avg-aliased-vops values.
4140 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4141 (TV_CALL_CLOBBER): Likewise.
4142 (TV_FLOW_SENSITIVE): Likewise.
4143 (TV_FLOW_INSENSITIVE): Likewise.
4144 (TV_MEMORY_PARTITIONING): Likewise.
4145 (TV_ALIAS_STMT_WALK): New timevar.
4146 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4147 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4148 (get_address_description): Remove memory-tag related code.
4149 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4150 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4151 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4152 and immediate uses in statements. Document.
4153 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4154 (dump_symbols): Remove.
4155 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4156 * alias.c (get_deref_alias_set): New function split out from ...
4157 (get_alias_set): ... here.
4158 * alias.h (get_deref_alias_set): Declare.
4159 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4160 type parameter. Remove restrict pointer handling. Create a
4161 ref-all pointer in case type-based alias sets do not conflict.
4162 (vect_analyze_data_refs): Remove SMT related code.
4163 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4164 (vectorizable_load): Likewise.
4165 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4166 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4167 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4168 Ignore vops and SMTs.
4169 (dr_analyze_alias): Likewise..
4170 (free_data_ref): Likewise.
4171 (create_data_ref): Likewise.
4172 (analyze_all_data_dependences): Likewise.
4173 (get_references_in_stmt): Adjust.
4174 * tree-flow-inline.h (gimple_aliases_computed_p,
4175 gimple_addressable_vars, gimple_call_clobbered_vars,
4176 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4177 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4178 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4179 gimple_mem_ref_stats): Remove.
4180 (gimple_vop): New function.
4181 (op_iter_next_use): Remove vuses and mayuses cases.
4182 (op_iter_next_def): Remove vdefs case.
4183 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4184 (clear_and_done_ssa_iter): Do not set removed fields.
4185 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4186 Assert we are not iterating over vuses or vdefs if not also
4187 iterating over uses or defs.
4188 (op_iter_init_use): Likewise.
4189 (op_iter_init_def): Likewise.
4190 (op_iter_next_vdef): Remove.
4191 (op_iter_next_mustdef): Likewise.
4192 (op_iter_init_vdef): Likewise.
4193 (compare_ssa_operands_equal): Likewise.
4194 (link_use_stmts_after): Handle vuse operand.
4195 (is_call_used): Use is_call_clobbered.
4196 (is_call_clobbered): Global variables are always call clobbered,
4197 query the call-clobbers bitmap.
4198 (mark_call_clobbered): Ignore global variables.
4199 (clear_call_clobbered): Likewise.
4200 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4201 virtual operands sanity check.
4202 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4204 (TARGET_MEM_REF): Remove TMR_TAG operand.
4205 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4206 Remove call-clobber related code.
4207 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4208 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4209 partitions or escape reason.
4210 (get_single_def_stmt, get_single_def_stmt_from_phi,
4211 get_single_def_stmt_with_phi): Remove.
4212 (dump_referenced_vars): Tidy.
4213 (get_ref_base_and_extent): Allow bare decls.
4214 (collect_dfa_stats): Adjust.
4215 * graphite.c (rename_variables_in_stmt): Adjust.
4216 (graphite_copy_stmts_from_block): Likewise.
4217 (translate_clast): Likewise.
4218 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4220 (translate_vuse_through_block): Use the oracle.
4221 (phi_translate_1): Adjust.
4222 (value_dies_in_block_x): Use the oracle. Cache the outcome
4224 (valid_in_sets): Check if the VUSE for
4225 a REFERENCE is available.
4226 (eliminate): Do not remove stmts during elimination,
4227 instead queue and remove them afterwards.
4228 (do_pre): Do not rebuild alias info.
4229 (pass_pre): Run TODO_rebuild_alias before PRE.
4230 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4231 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4232 (mark_all_v_defs_stmt): Remove.
4233 (mark_all_v_defs_seq): Adjust.
4234 (sra_replace): Likewise.
4235 (scalarize_use): Likewise.
4236 (scalarize_copy): Likewise.
4237 (scalarize_init): Likewise.
4238 (scalarize_ldst): Likewise.
4239 (todoflags): Remove.
4240 (tree_sra): Do not rebuild alias info.
4241 (tree_sra_early): Adjust.
4242 (pass_sra): Run TODO_update_address_taken before SRA.
4243 * tree-predcom.c (set_alias_info): Remove.
4244 (prepare_initializers_chain): Do not call it.
4245 (mark_virtual_ops_for_renaming): Adjust.
4246 (mark_virtual_ops_for_renaming_list): Remove.
4247 (initialize_root_vars): Adjust.
4248 (initialize_root_vars_lm): Likewise.
4249 (prepare_initializers_chain): Likewise.
4250 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4251 (may_propagate_copy_into_stmt): Likewise.
4252 (merge_alias_info): Do nothing for now.
4253 (propagate_tree_value_into_stmt): Adjust.
4254 (stmt_may_generate_copy): Likewise.
4255 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4256 not mark symbols for renaming.
4257 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4258 with the same statement, make sure to update the new pointed-to one.
4259 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4260 call statements, do not mark symbols for renaming.
4261 (mark_operand_necessary): Dump something.
4262 (ref_may_be_aliased): New function.
4263 (mark_aliased_reaching_defs_necessary_1): New helper function.
4264 (mark_aliased_reaching_defs_necessary): Likewise.
4265 (mark_all_reaching_defs_necessary_1): Likewise.
4266 (mark_all_reaching_defs_necessary): Likewise.
4267 (propagate_necessity): Do not process virtual PHIs. For
4268 non-aliased loads mark all reaching definitions as necessary.
4269 For aliased loads and stores mark the immediate dominating
4270 aliased clobbers as necessary.
4271 (visited): New global static.
4272 (perform_tree_ssa_dce): Free visited bitmap after propagating
4274 (remove_dead_phis): Perform simple dead virtual PHI removal.
4275 (remove_dead_stmt): Properly unlink virtual operands when
4277 (eliminate_unnecessary_stmts): Schedule PHI removal after
4279 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4280 (process_replaceable): Likewise.
4281 (find_replaceable_in_bb): Likewise.
4282 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4283 based on the single gimple vop.
4284 (verify_flow_insensitive_alias_info): Remove.
4285 (verify_flow_sensitive_alias_info): Likewise.
4286 (verify_call_clobbering): Likewise.
4287 (verify_memory_partitions): Likewise.
4288 (verify_alias_info): Likewise.
4289 (verify_ssa): Adjust..
4290 (execute_update_addresses_taken): Export. Update SSA
4291 manually. Optimize only when optimizing. Use a local bitmap.
4292 (pass_update_address_taken): Remove TODO_update_ssa, add
4294 (pass_update_address_taken): Just use TODO_update_address_taken.
4295 (init_tree_ssa): Do not initialize addressable_vars.
4296 (verify_ssa): Verify new VUSE / VDEF properties.
4297 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4298 Do not call verify_alias_info.
4299 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4300 Do not free the loaded and stored syms bitmaps. Reset the escaped
4301 and callused solutions. Do not free addressable_vars.
4302 Remove memory-tag related code.
4303 (warn_uninitialized_var): Aliases are always available.
4304 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4305 * lambda-code.c (can_put_in_inner_loop): Adjust.
4306 (can_put_after_inner_loop): Likewise.
4307 (perfect_nestify): Likewise.
4308 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4309 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4310 (vectorizable_conversion): Do not mark symbols for renaming.
4311 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4312 (expand_call_inline): Unlink the calls virtual operands before
4314 (tree_function_versioning): Do not call update_ssa if we are not
4315 updating clones. Simplify.
4316 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4317 (propagate_with_phi): Likewise..
4318 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4319 clobber code. Assert we are not aliased or global.
4320 * tree-flow.h: Include tree-ssa-alias.h
4321 (enum escape_type): Remove.
4322 (struct mem_sym_stats_d): Likewise.
4323 (struct mem_ref_stats_d): Likewise.
4324 (struct gimple_df): Add vop member. Remove global_var,
4325 call_clobbered_vars, call_used_vars, addressable_vars,
4326 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4327 escaped and callused members.
4328 (struct ptr_info_def): Remove all members, add points-to solution
4330 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4331 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4332 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4333 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4334 (tree-ssa-alias.o): Likewise.
4335 (toplev.o): Add tree-ssa-alias.h
4336 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4337 * gimple.c (gimple_set_bb): Fix off-by-one error.
4338 (is_gimple_reg): Do not handle memory tags.
4339 (gimple_copy): Also copy virtual operands.
4340 Delay updating the statement. Do not reset loaded and stored syms.
4341 (gimple_set_stored_syms): Remove.
4342 (gimple_set_loaded_syms): Likewise.
4343 (gimple_call_copy_skip_args): Copy the virtual operands
4344 and mark the new statement modified.
4345 * tree-ssa-structalias.c (may_alias_p): Remove.
4346 (set_uids_in_ptset): Take the alias set to prune with as
4347 parameter. Fold in the alias test of may_alias_p.
4348 (compute_points_to_sets): Compute whether a ptr is dereferenced
4350 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4351 other ADDRESSOF constraints on the lhs.
4352 (get_constraint_for_component_ref): Assert that we don't get
4353 ADDRESSOF constraints from the base of the reference.
4354 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4355 (struct variable_info): Remove collapsed_to member.
4356 (get_varinfo_fc): Remove.
4357 (new_var_info): Do not set collapsed_to.
4358 (dump_constraint): Do not follow cycles.
4359 (dump_constraint_graph): Likewise.
4360 (build_pred_graph): Likewise.
4361 (build_succ_graph): Likewise.
4362 (rewrite_constraints): Likewise.
4363 (do_simple_structure_copy): Remove.
4364 (do_rhs_deref_structure_copy): Remove.
4365 (do_lhs_deref_structure_copy): Remove.
4366 (collapse_rest_of_var): Remove.
4367 (do_structure_copy): Re-implement.
4368 (pta_stats): New global variable.
4369 (dump_pta_stats): New function.
4370 (struct constraint_expr): Make offset signed.
4371 (UNKNOWN_OFFSET): Define special value.
4372 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4373 (solution_set_expand): New helper function split out from ...
4374 (do_sd_constraint): ... here.
4375 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4376 (do_ds_constraint): Likewise.
4377 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4378 and CALLUSED = *CALLUSED.
4379 (set_union_with_increment): Make inc argument signed.
4380 (type_safe): Remove.
4381 (get_constraint_for_ptr_offset): Handle unknown and negative
4383 (first_vi_for_offset): Handle offsets before start. Bail
4384 out early for offsets beyond the variable extent.
4385 (first_or_preceding_vi_for_offset): New function.
4386 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4387 Together with ESCAPED = *ESCAPED this properly computes reachability.
4388 (find_what_var_points_to): New function.
4389 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4390 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4391 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4392 pt_solutions_intersect): New functions.
4393 (compute_call_used_vars): Remove.
4394 (compute_may_aliases): New main entry into PTA computation.
4395 * gimple.h (gimple_p): New typedef.
4396 (struct gimple_statement_base): Remove references_memory_p.
4397 (struct gimple_statement_with_memory_ops_base): Remove
4398 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4400 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4401 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4402 gimple_set_references_memory): Remove.
4403 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4404 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4406 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4407 (verify_expr): Allow RESULT_DECL.
4408 (gimple_duplicate_bb): Do not copy virtual operands.
4409 (gimple_duplicate_sese_region): Adjust.
4410 (gimple_duplicate_sese_tail): Likewise.
4411 (mark_virtual_ops_in_region): Remove.
4412 (move_sese_region_to_fn): Do not call it.
4413 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4414 and pass_simple_dse.
4415 (execute_function_todo): Handle TODO_update_address_taken,
4416 call execute_update_addresses_taken for TODO_rebuild_alias.
4417 (execute_todo): Adjust.
4418 (execute_one_pass): Init dump files early.
4419 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4421 (create_general_new_stmt): Clear vops.
4422 * tree-ssa-reassoc.c (get_rank): Adjust.
4423 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4424 symbols for renaming.
4425 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4426 (PARAM_AVG_ALIASED_VOPS): Likewise.
4427 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4428 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4429 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4430 (operand_build_cmp, copy_virtual_operands,
4431 create_ssa_artificial_load_stmt, add_to_addressable_set,
4432 gimple_add_to_addresses_taken): Remove public functions.
4433 (unlink_stmt_vdef): New function.
4435 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4437 * config.gcc (powerpc-*-linux*): Merge variants.
4439 2009-04-02 Chao-ying Fu <fu@mips.com>
4440 James Grosbach <james.grosbach@microchip.com>
4442 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4443 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4445 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4446 keep_interrupts_masked_p, use_debug_exception_return_p.
4447 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4448 keep_interrupts_masked, use_debug_exception_return.
4449 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4450 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4452 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4453 (mips_print_operand): Process COP0 registers to print $0 .. $31
4454 correctly for GAS to process.
4455 (mips_interrupt_extra_call_saved_reg_p): New function.
4456 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4458 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4459 (mips_compute_frame_info): Add supports for interrupt context that
4460 includes doubleword accumulators and COP0 registers.
4461 (mips_for_each_saved_acc): New function.
4462 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4463 mips_for_each_saved_reg.
4464 (mips_save_reg): Save accumulators.
4465 (mips_kernel_reg_p): A new for_each_rtx callback.
4466 (mips_expand_prologue): Support interrupt handlers.
4467 (mips_restore_reg): Restore accumulators.
4468 (mips_expand_epilogue): Support interrupt handlers.
4469 (mips_can_use_return_insn): Return false for interrupt handlers.
4470 (mips_epilogue_uses): New function.
4471 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4472 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4473 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4474 cop0_move): New instructions.
4475 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4476 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4478 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4480 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4481 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4482 interrupt handlers, we use K0 as the temporary register.
4483 (EPILOGUE_USES): Change to a function call.
4484 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4485 handlers, we use K0 as the temporary register.
4487 * doc/extend.texi (Function Attributes): Document interrupt,
4488 use_shadow_register_set, keep_interrupts_masked,
4489 use_debug_exception_return for MIPS attributes.
4491 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4493 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4494 Remove a number of t-files from tmake_file.
4495 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4496 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4497 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4498 target_prototype, not TARGET_PROTOTYPE.
4499 (LINK_OS_GNU_SPEC): Define.
4500 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4501 and darwin-ldoubdle.c.
4503 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4506 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4507 (cpp_options): Ditto.
4508 (default_compilers): Ditto.
4509 (display_help): Ditto.
4510 (process_command): Ditto.
4512 (set_input): Use lbasename instead of duplicate code.
4513 (save_temps_prefix): New static for -save-temps=obj.
4514 (save_temps_length): Ditto.
4516 * doc/invoke.texi (-save-temps=obj): Document new variant to
4519 2009-04-02 Jeff Law <law@redhat.com>
4521 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4524 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4526 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4527 * configure: Regenerated.
4529 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4531 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4532 share the argument list.
4534 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4538 2009-02-12 Diego Novillo <dnovillo@google.com>
4540 * varpool.c (debug_varpool): New.
4541 * cgraph.h (debug_varpool): Declare.
4543 2009-04-02 Jan Hubicka <jh@suse.cz>
4545 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4548 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4550 * config/i386/i386.c (ix86_abi): Move initialization to ...
4551 (override_options): Here.
4553 2009-04-02 Christian Bruel <christian.bruel@st.com>
4555 * config/sh/sh.c (sh_dwarf_register_span): New function.
4556 (TARGET_DWARF_REGISTER_SPAN): Define.
4557 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4559 2009-04-02 Ira Rosen <irar@il.ibm.com>
4561 PR tree-optimization/39595
4562 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4563 interleaved loads group is not greater than the SLP group size.
4565 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4567 * builtins.c (is_builtin_name): New.
4568 (called_as_built_in): Use is_builtin_name.
4569 * tree.h (is_builtin_name): New.
4570 * varasm.c (incorporeal_function_p): Use is_builtin_name
4572 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4574 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4576 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4579 * c-decl.c (clone_underlying_type): Move this ...
4580 * c-common.c (set_underlying_type): ... here.
4581 Also, make sure the function properly sets TYPE_STUB_DECL() on
4582 the newly created typedef variant type.
4583 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4584 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4587 2009-04-02 Richard Guenther <rguenther@suse.de>
4589 PR tree-optimization/37221
4590 * tree-flow.h (degenerate_phi_result): Declare.
4591 * tree-ssa-dom.c (degenerate_phi_result): Export.
4592 * tree-scalar-evolution.c (analyze_initial_condition): If
4593 the initial condition is defined by a degenerate PHI node
4594 use the degenerate value.
4596 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4598 PR rtl-optimization/39588
4599 * combine.c (merge_outer_ops): Do not set the constant when this
4601 (simplify_shift_const_1): Do not modify it either in this case.
4603 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4605 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4606 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4608 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4611 * c-lex.c (interpret_float): Default (no suffix) is double.
4613 2009-04-1 Xinliang David Li <davidxl@google.com>
4615 * config/i386/i386.c (legitimate_constant_p): Recognize
4616 all one vector constant.
4618 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4620 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4621 Change #include order to silence two warnings.
4623 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4625 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4626 (ASM_SPEC): Pass -k to the assembler for PIC code.
4628 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4630 * gcc/config.gcc: Add vax-*-linux* to the switch.
4631 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4632 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4634 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4636 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4637 Use predicate macros instead of GET_CODE() == foo.
4638 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4639 ashlsi3, rotrsi3, <unnamed>): Likewise.
4641 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4643 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4644 jbbccihi, jbbccisi): Remova trailing whitespace.
4645 * gcc/config/vax/constraints.md: Likewise.
4646 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4647 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4648 * gcc/config/vax/predicates.md: Likewise.
4649 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4650 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4651 * gcc/config/vax/vax.h: Likewise.
4652 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4654 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4656 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4657 (indirectable_address_p, adjacent_operands_p): Add spaces around
4659 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4661 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4663 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4664 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4665 index_term_p, reg_plus_index_p, legitimate_address_p,
4666 vax_mode_dependent_address_p): Update comments to match functions
4667 modified by the recent int->bool conversion.
4669 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4671 * gcc/config/vax/builtins.md: Update copyright message.
4672 * gcc/config/vax/constraints.md: Likewise.
4673 * gcc/config/vax/netbsd-elf.h: Likewise.
4674 * gcc/config/vax/predicates.md: Likewise.
4675 * gcc/config/vax/vax-protos.h: Likewise.
4676 * gcc/config/vax/vax.c: Likewise.
4677 * gcc/config/vax/vax.h: Likewise.
4678 * gcc/config/vax/vax.md: Likewise.
4679 * gcc/config/vax/vax.opt: Likewise.
4681 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4683 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4684 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4685 * gcc/config/vax/constraints.md (B, R): Likewise.
4686 * gcc/config/vax/predicates.md (external_memory_operand,
4687 nonimmediate_addsub_di_operand): Likewise.
4688 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4689 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4690 untyped_call): Likewise.
4692 2009-04-01 Matt Thomas <matt@3am-software.com>
4694 * config/vax/predicates.md: New file.
4695 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4696 external_const_operand, nonsymbolic_operand, external_memory_operand,
4697 indirect_memory_operand, indexed_memory_operand,
4698 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4699 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4701 * config/vax/constraints.md: New file.
4702 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4704 * config/vax/builtins.md: New file.
4705 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4706 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4708 * config/vax/vax.opt (mqmath): Add option.
4709 * config/vax/vax.md (isfx): Extend with DI.
4710 (VAXintQH, VAXintQHSD): Define.
4711 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4712 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4713 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4714 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4715 (movdi): Update constraints and use vax_output_int_move().
4716 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4717 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4718 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4719 nonlocal_goto): New.
4720 (mov<mode>): Extend accepted operand types.
4721 (subdi3_old): Rename from subdi3, change update constraints and use
4722 a new implementation.
4723 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4724 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4725 MOVE_RATIO, CLEAR_RATIO): Define.
4726 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4727 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4728 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4729 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4730 (split_quadword_operands): Make static and really allow variable
4732 (print_operand_address): Update for PIC generation.
4733 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4734 indexable_address_p, fixup_mathdi_operand,
4735 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4736 (vax_float_literal, legitimate_constant_p,
4737 indirectable_constant_address_p, index_term_p,
4738 reg_plus_index_p): Return bool instead of int.
4739 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4741 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4743 (vax_output_conditional_branch): Indent.
4744 (legitimate_constant_address_p, indirectable_constant_address_p,
4745 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4746 vax_mode_dependent_address_p): Return bool instead of int, update for
4748 * config/vax/vax-protos.h (legitimate_constant_address_p,
4749 legitimate_constant_p, legitimate_address_p,
4750 vax_mode_dependent_address_p): Change declaration to bool.
4751 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4752 vax_expand_addsub_di_operands, vax_output_int_subtract,
4753 vax_output_movmemsi): Declare.
4754 (split_quadword_operands, vax_float_literal): Delete declaration.
4755 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4756 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4757 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4758 ASM_OUTPUT_DWARF_PCREL): Define.
4759 (ASM_SPEC): Change definition to allow PIC generation.
4761 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4763 * doc/sourcebuild.texi: Update front-end requirements.
4765 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4768 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4769 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4770 (booldi3_internal3): Use boolean_or_operator instead of
4773 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4776 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4777 declarator whose size is not an integer constant expression but
4778 folds to an integer constant, then treat it as a constant
4781 2009-04-01 Richard Guenther <rguenther@suse.de>
4783 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4784 i * 4 + 2 to (i * 2 + 1) * 2.
4786 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4789 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4790 return if c_parser_asm_string_literal returned NULL.
4792 2009-04-01 Nick Clifton <nickc@redhat.com>
4794 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4796 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4797 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4798 other typedefs to avoid conflicts with libgcc2.c. Define labels
4799 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4801 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4802 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4805 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4807 * varasm.c (default_function_rodata_section): Declare DOT as
4810 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4811 Andrey Galkin <agalkin@hypercom.com>
4814 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4815 Make object_name unique for each process.
4817 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4820 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4821 addressable variables in the parallel that could go out of scope while
4822 running queued tasks.
4824 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4826 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4827 (CASE_VALUES_THRESHOLD): Redefine.
4828 * config/avr/avr.c (avr_override_options): Remove initialization of
4829 avr_case_values_threshold variable.
4830 (avr_case_values_threshold): Remove variable. Add new function.
4831 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4832 * config/avr/avr.opt (mno-tablejump): Remove option.
4833 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4835 2009-04-01 DJ Delorie <dj@redhat.com>
4837 * varasm.c (default_function_rodata_section): Don't assume
4838 anything about where the first '.' in the section name is.
4840 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4842 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4843 rs6000_emit_stack_tie.
4845 2009-03-31 Ian Lance Taylor <iant@google.com>
4847 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4848 gimple_code with GIMPLE_RESX, not RESX.
4850 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4852 * c-common.c (c_get_ident): New.
4853 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4855 2009-04-01 Ben Elliston <bje@au.ibm.com>
4857 * config/rs6000/sysv4.opt (msdata): Improve option description.
4859 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4861 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4862 (divdf3_internal_lat): Remove.
4863 (divxf3_internal_lat): Remove.
4864 (divxf3_internal_thr): Remove.
4865 (divxf): Use divxf3_internal.
4866 * config/ia64/div.md (divsf3_internal_lat): New.
4867 (divdf3_internal_lat): New.
4868 (divxf3_internal): New.
4870 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4873 * Makefile.in (USE_GCC_STDINT): Define.
4874 (stmp-int-hdrs): Install stdint.h if applicable.
4875 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4877 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4878 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4879 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4880 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4881 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4882 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4883 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4884 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4885 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4886 (c_common_nodes_and_builtins): Initialize
4887 underlying_wchar_type_node. Do not initialize
4888 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4889 nodes for new types.
4890 (c_stddef_cpp_builtins): Define macros for new types.
4891 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4893 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4894 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4895 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4896 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4897 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4898 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4899 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4900 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4901 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4902 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4903 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4904 int16_type_node, int32_type_node, int64_type_node,
4905 uint8_type_node, uint16_type_node, c_uint32_type_node,
4906 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4907 int_least32_type_node, int_least64_type_node,
4908 uint_least8_type_node, uint_least16_type_node,
4909 uint_least32_type_node, uint_least64_type_node,
4910 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4911 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4912 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4913 uintptr_type_node): Define.
4914 * c-cppbuiltin.c (builtin_define_constants,
4915 builtin_define_type_minmax): New.
4916 (builtin_define_stdint_macros): Define more macros.
4917 (c_cpp_builtins): Define more limit macros.
4919 (builtin_define_type_max): Define in terms of
4920 builtin_define_type_minmax. Remove is_long parameter. All
4922 * config.gcc (use_gcc_stdint): Define.
4923 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4924 Add newlib-stdint.h for generic targets.
4925 * config/glibc-stdint.h, config/newlib-stdint.h,
4926 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4927 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4928 * config/score/score.h (UINTPTR_TYPE): Define.
4929 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4930 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4931 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4932 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4933 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4934 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4935 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4936 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4937 * config/spu/spu.h (STDINT_LONG32): Define.
4938 * configure.ac (use_gcc_stdint): Substitute.
4939 * configure: Regenerate.
4940 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4941 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4942 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4943 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4944 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4945 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4946 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4947 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4948 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4949 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4950 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4951 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4952 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4953 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4954 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4955 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4956 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4957 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4958 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4959 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4960 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4961 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4962 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4963 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4964 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4965 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4966 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4967 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4968 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4970 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4972 * loop-iv.c (suitable_set_for_replacement): Renamed from
4973 simplify_using_assignment; changed to return bool and to accept new
4974 args DEST and SRC. Return true iff we find a source/destination pair
4975 that can be used to make a replacement, and fill SRC and DEST if so.
4976 Remove arg ALTERED. Don't deal with altered regs here. All callers
4978 (simplify_using_initial_values): Deal with altered regs here and track
4979 more precisely the effect they have on the validity of our expression.
4981 * loop-iv.c (simplify_using_condition): A condition of the form
4982 (EQ REG CONST) can be used to simply make a substitution.
4983 (simplify_using_initial_values): Keep track of conditions we have seen
4984 and keep using them to simplify new expressions, while applying the
4985 same substitutions to them as to the expression.
4987 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4988 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4991 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4992 changed. Use this when trying to improve the upper bound.
4993 Generate the comparison by using simplify_gen_relational.
4995 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4997 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4999 (simplify_using_assignment, simplify_using_initial_values): Call
5000 replace_in_expr to make replacements. Call replace_single_def_regs
5001 once on the initial version of the expression.
5003 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5006 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5008 2009-03-31 Richard Guenther <rguenther@suse.de>
5011 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5012 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5014 2009-03-31 Richard Guenther <rguenther@suse.de>
5016 * tree.h (div_if_zero_remainder): Declare.
5017 * fold-const.c (div_if_zero_remainder): Export.
5018 * tree-ssa-forwprop.c
5019 (forward_propagate_addr_into_variable_array_index): Handle
5020 constant array index addition outside of the variable index.
5022 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5025 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5026 define_splits, floatunssi<mode>2): Require x87 conversions from
5027 DImode to be permitted.
5029 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5031 PR preprocessor/15638
5032 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5034 2009-03-31 Richard Guenther <rguenther@suse.de>
5038 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5039 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5040 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5041 a separate statement.
5042 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5043 (lookup_tmp_var): Likewise.
5044 (is_gimple_formal_tmp_or_call_rhs): Remove.
5045 (is_gimple_reg_or_call_rhs): Rename to ...
5046 (is_gimple_reg_rhs_or_call): ... this.
5047 (is_gimple_mem_or_call_rhs): Rename to ...
5048 (is_gimple_mem_rhs_or_call): ... this.
5049 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5050 DECL_GIMPLE_REG_P only if is_formal is true.
5051 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5052 for non-proper post-modify expression gimplification.
5053 (gimplify_self_mod_expr): For post-modify expressions gimplify
5054 the lvalue to a minimal lvalue.
5055 (rhs_predicate_for): Remove formal temp case.
5056 (gimplify_modify_expr_rhs): Likewise.
5057 (gimplify_addr_expr): Use is_gimple_reg.
5058 (gimplify_expr): Remove formal temp cases.
5059 (gimple_regimplify_operands): Likewise.
5060 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5061 and FILTER_EXPR like constants.
5062 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5064 (is_gimple_formal_tmp_rhs): Remove.
5065 (is_gimple_reg_rhs): Remove special casing.
5066 (is_gimple_mem_rhs): Fix.
5067 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5068 (is_gimple_formal_tmp_var): Remove.
5069 (is_gimple_formal_tmp_reg): Likewise.
5070 (is_gimple_min_lval): Allow invariant component ref parts.
5071 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5072 is_gimple_formal_tmp_reg): Remove declarations.
5073 * tree-cfg.c (verify_expr): Verify that variables with address
5074 taken do not have DECL_GIMPLE_REG_P set.
5075 * tree-mudflap.c (mf_build_check_statement_for): Use
5076 force_gimple_operand instead of gimplify_expr.
5078 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5080 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5081 schedulable rows to compute_split_row.
5083 2009-03-31 Ben Elliston <bje@au.ibm.com>
5086 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5089 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5091 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5092 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5093 * configure: Regenerate.
5094 * config.in: Regenerate.
5095 * config/rs6000/rs6000.opt (mtls-markers): Add.
5096 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5097 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5098 (tls_ld_aix, tls_ld_sysv): Likewise.
5099 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5100 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5102 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5104 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5106 2009-03-30 Jan Hubicka <jh@suse.cz>
5108 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5110 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5111 detection and label handling.
5113 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5115 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5116 left_conflicts_size.
5117 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5118 ALLOCNO_LEFT_CONFLICTS_SIZE.
5120 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5121 remove_allocno_from_bucket_and_push,
5122 allocno_spill_priority_compare, push_allocnos_to_stack,
5123 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5124 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5125 (setup_allocno_left_conflicts_num): Ditto. Rename to
5126 setup_allocno_left_conflicts_size.
5127 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5128 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5129 setup_allocno_left_conflicts_size instead of
5130 setup_allocno_left_conflicts_num.
5132 * ira-build.c (ira_create_allocno): Use
5133 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5134 ALLOCNO_LEFT_CONFLICTS_NUM.
5136 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5138 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5139 instead of DF_LR_OUT.
5141 * ira-lives.c (process_bb_node_lives): Ditto.
5143 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5144 instead of DF_LR_{OUT,IN}.
5146 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5148 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5150 2009-03-30 Jan Hubicka <jh@suse.cz>
5152 * except.c (label_to_region_map): Fix thinko.
5154 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5157 * tree.h (tree_find_value): New declaration.
5158 * tree.c (tree_find_value): New function.
5159 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5161 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5164 * c-decl.c (struct c_binding): Add locus field.
5165 (bind): Add locus argument, set locus field from it.
5166 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5167 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5168 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5169 implicitly_declare, undeclared_variable, lookup_label,
5170 declare_label, c_make_fname_decl, c_builtin_function,
5171 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5174 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5177 * config/i386/i386.c (classify_argument): Check total size of
5180 2009-03-30 Martin Jambor <mjambor@suse.cz>
5182 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5183 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5184 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5187 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5188 seen_variable_array_ref while also traversing a union.
5190 * tree-inline.c (optimize_inline_calls): Do not call
5191 cgraph_node_remove_callees.
5192 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5193 (pass_remove_cgraph_callee_edges): New variable.
5194 * passes.c (init_optimization_passes): Add
5195 pass_remove_cgraph_callee_edges after early inlining and before all
5196 late intraprocedural passes.
5198 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5200 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5202 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5205 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5207 * combine.c (simplify_comparison): Use have_insn_for.
5208 * dojump.c (do_jump): Likewise.
5210 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5212 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5213 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5214 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5215 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5216 instead of sparc_compare_emitted.
5217 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5218 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5219 instead of sparc_compare_emitted.
5221 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5223 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5224 enter/exit cfglayout mode.
5225 (pass_partition_block): Require it.
5226 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5227 (combine_instructions): Track basic blocks instead of labels.
5228 (update_cfg_for_uncondjump): New.
5229 (try_combine): Use it. Update jumps after rescanning.
5230 (pass_combine): Require PROP_cfglayout.
5231 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5233 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5235 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5236 Provide/destroy PROP_cfglayout respectively.
5237 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5238 * tree-pass.h (PROP_cfglayout): New.
5240 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5242 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5243 fold_convert_const_fixed_from_fixed,
5244 fold_convert_const_fixed_from_int,
5245 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5246 set TREE_CONSTANT_OVERFLOW.
5247 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5248 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5250 2009-03-30 Ira Rosen <irar@il.ibm.com>
5252 * tree-vect-loop-manip.c: New file.
5253 * tree-vectorizer.c: Update documentation and included files.
5254 (vect_loop_location): Make extern.
5255 (rename_use_op): Move to tree-vect-loop-manip.c
5256 (rename_variables_in_bb, rename_variables_in_loop,
5257 slpeel_update_phis_for_duplicate_loop,
5258 slpeel_update_phi_nodes_for_guard1,
5259 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5260 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5261 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5262 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5263 find_loop_location): Likewise.
5264 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5265 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5266 get_vectype_for_scalar_type, vect_is_simple_use,
5267 supportable_widening_operation, supportable_narrowing_operation):
5269 (bb_in_loop_p): Move to tree-vect-loop.c.
5270 (new_loop_vec_info, destroy_loop_vec_info,
5271 reduction_code_for_scalar_code, report_vect_op,
5272 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5273 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5274 (vect_supportable_dr_alignment): Likewise.
5275 * tree-vectorizer.h (tree-data-ref.h): Include.
5276 (vect_loop_location): Declare.
5277 Reorganize function declarations according to the new file structure.
5278 * tree-vect-loop.c: New file.
5279 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5280 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5281 * tree-vect-data-refs.c: New file.
5282 * tree-vect-patterns.c (timevar.h): Don't include.
5283 * tree-vect-stmts.c: New file.
5284 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5285 tree-vect-slp.c, tree-vect-loop.c.
5286 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5287 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5288 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5289 (tree-vect-analyze.o): Remove.
5290 (tree-vect-transform.o): Likewise.
5291 (tree-vect-data-refs.o): Add rule.
5292 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5293 tree-vect-slp.o): Likewise.
5294 (tree-vect-patterns.o): Remove redundant dependencies.
5295 (tree-vectorizer.o): Likewise.
5296 * tree-vect-slp.c: New file.
5298 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5300 * optc-gen.awk: Warn if an option flag has multiple different
5303 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5305 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5306 -floop-block): Document dependences on PPL, CLooG and Graphite.
5308 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5310 PR rtl-optimization/323
5311 * c-common.c (c_fully_fold, convert_and_check,
5312 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5313 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5314 * c-common.def (EXCESS_PRECISION_EXPR): New.
5315 * c-cppbuiltin.c (builtin_define_float_constants): Define
5316 constants with enough digits for long double.
5317 * c-lex.c (interpret_float): Interpret constant with excess
5318 precision where appropriate.
5319 * c-opts.c (c_common_post_options): Set
5320 flag_excess_precision_cmdline. Give an error for
5321 -fexcess-precision=standard for C++ for processors where the
5322 option is significant.
5323 * c-parser.c (c_parser_conditional_expression): Handle excess
5324 precision in condition.
5325 * c-typeck.c (convert_arguments): Handle arguments with excess
5327 (build_unary_op): Move excess precision outside operation.
5328 (build_conditional_expr): Likewise.
5329 (build_compound_expr): Likewise.
5330 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5331 (build_modify_expr): Handle excess precision in RHS.
5332 (convert_for_assignment): Handle excess precision in converted
5334 (digest_init, output_init_element, process_init_element): Handle
5335 excess precision in initializer.
5336 (c_finish_return): Handle excess precision in return value.
5337 (build_binary_op): Handle excess precision in operands and add
5338 excess precision as needed for operation.
5339 * common.opt (-fexcess-precision=): New option.
5340 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5341 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5342 For standard excess precision, output explicit conversion to and
5343 truncation from XFmode.
5344 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5345 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5346 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5347 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5348 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5349 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5350 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5351 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5352 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5353 define_splits, sqrt<mode>2): Disable where appropriate for
5354 standard excess precision.
5355 * convert.c (convert_to_real): Do not shorten arithmetic to type
5356 for which excess precision would be used.
5357 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5358 * doc/invoke.texi (-fexcess-precision=): Document option.
5359 (-mfpmath=): Correct index entry.
5360 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5361 flag_excess_precision): New.
5362 * langhooks.c (lhd_post_options): Set
5363 flag_excess_precision_cmdline.
5364 * opts.c (common_handle_option): Handle -fexcess-precision=.
5365 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5366 init_excess_precision): New.
5367 (lang_dependent_init_target): Call init_excess_precision.
5368 * tree.c (excess_precision_type): New.
5369 * tree.h (excess_precision_type): Declare.
5371 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5374 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5375 non-lvalue to component.
5377 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5379 PR preprocessor/34695
5380 * Makefile.in (c-opts.o): Depend on c-tree.h.
5381 * c-common.c: Move down include of diagnostic.h.
5382 (done_lexing, c_cpp_error): New.
5383 * c-common.h (done_lexing): Declare.
5384 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5386 * c-opts.c: Include c-tree.h.
5387 (c_common_init_options): Set preprocessor error callback.
5388 (c_common_handle_option): Do not set preprocessor
5389 inhibit_warnings, warnings_are_errors, warn_system_headers,
5390 pedantic_errors or inhibit_warnings flags.
5391 (c_common_post_options): Do not check cpp_errors (parse_in).
5392 (c_common_finish): Do not output dependencies if there were
5393 errors. Do not check return value of cpp_finish.
5394 * c-ppoutput.c (pp_file_change): Set input_location.
5395 * c-tree.h (c_cpp_error): Declare.
5396 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5398 (diagnostic_build_prefix): Check override_column.
5399 * diagnostic.h (diagnostic_info): Add override_column field.
5400 (diagnostic_override_column): Define.
5402 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5404 * c-common.c (c_expand_expr, c_staticp): Remove.
5405 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5406 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5407 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5408 * c-gimplify.c (gimplify_compound_literal_expr,
5409 optimize_compound_literals_in_ctor): Remove.
5410 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5411 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5412 * c-semantics.c (emit_local_var): Remove.
5414 * langhooks-def.h (lhd_expand_expr): Remove.
5415 * langhooks.c (lhd_expand_expr): Remove.
5416 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5418 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5419 handling from c-semantics.c; don't call into langhook.
5420 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5421 * gimplify.c (gimplify_compound_literal_expr,
5422 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5423 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5424 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5425 as was done in c-gimplify.c.
5426 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5427 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5428 Move from c-common.h.
5429 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5431 * tree.c (staticp): Do not call langhook.
5432 * langhooks.c (lhd_staticp): Delete.
5433 * langhooks-def.h (lhd_staticp): Delete prototype.
5434 (LANG_HOOKS_STATICP): Delete.
5435 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5437 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5438 instead of DECL_STMTs.
5440 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5448 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5450 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5451 contained expression.
5452 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5453 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5454 conditional expressions for C.
5455 (decl_constant_value_for_optimization): Move from
5456 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5457 whether optimizing and that the expression is a VAR_DECL not of
5458 array type instead of doing such checks in the caller. Do not
5459 check pedantic. Call gcc_unreachable for C++.
5460 * c-common.def (C_MAYBE_CONST_EXPR): New.
5461 * c-common.h (c_fully_fold, c_save_expr,
5462 decl_constant_value_for_optimization): New prototypes.
5463 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5464 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5465 EXPR_INT_CONST_OPERANDS): Define.
5466 * c-convert.c (convert): Strip nops from expression.
5467 * c-decl.c (groktypename): Take extra parameters expr and
5468 expr_const_operands. Update call to grokdeclarator.
5469 (start_decl): Update call to grokdeclarator. Add statement for
5470 expressions used in type of decl.
5471 (grokparm): Update call to grokdeclarator.
5472 (push_parm_decl): Update call to grokdeclarator.
5473 (build_compound_literal): Add parameter non_const and build a
5474 C_MAYBE_COSNT_EXPR if applicable.
5475 (grokdeclarator): Take extra parameters expr and
5476 expr_const_operands. Track expressions used in declaration
5477 specifiers and declarators. Fold array sizes and track whether
5478 they are constant expressions and whether they are integer
5479 constant expressions.
5480 (parser_xref_tag): Set expr and expr_const_operands fields in
5482 (grokfield): Update call to grokdeclarator.
5483 (start_function): Update call to grokdeclarator.
5484 (build_null_declspecs): Set expr and expr_const_operands fields in
5486 (declspecs_add_type): Handle expressions in typeof specifiers.
5487 * c-parser.c (c_parser_declspecs): Set expr and
5488 expr_const_operands fields for declaration specifiers.
5489 (c_parser_enum_specifier): Likewise.
5490 (c_parser_struct_or_union_specifier): Likewise.
5491 (c_parser_typeof_specifier): Likewise. Update call to
5492 groktypename. Fold expression as needed. Return expressions with
5493 type instead of adding statements.
5494 (c_parser_attributes): Update calls to c_parser_expr_list.
5495 (c_parser_statement_after_labels): Fold expression before passing
5496 to objc_build_throw_stmt.
5497 (c_parser_condition): Fold expression.
5498 (c_parser_asm_operands): Fold expression.
5499 (c_parser_conditional_expression): Use c_save_expr. Update call
5500 to build_conditional_expr.
5501 (c_parser_alignof_expression): Update call to groktypename.
5502 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5503 original_code. Fold expression argument of va_arg. Create
5504 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5505 argument to va_arg. Update calls to groktypename. Fold array
5506 index for offsetof. Verify that first argument to
5507 __builtin_choose_expr has integer type.
5508 (c_parser_postfix_expression_after_paren_type): Update calls to
5509 groktypename and build_compound_literal. Handle expressions with
5510 side effects in type name.
5511 (c_parser_postfix_expression_after_primary): Update call to
5512 c_parser_expr_list. Set original_code for calls to
5513 __builtin_constant_p.
5514 (c_parser_expr_list): Take extra parameter fold_p. Fold
5515 expressions if requested.
5516 (c_parser_objc_type_name): Update call to groktypename.
5517 (c_parser_objc_synchronized_statement): Fold expression.
5518 (c_parser_objc_receiver): Fold expression.
5519 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5520 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5521 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5522 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5523 (struct c_typespec): Add elements expr and expr_const_operands.
5524 (struct c_declspecs): Add elements expr and expr_const_operands.
5525 (groktypename, build_conditional_expr, build_compound_literal):
5527 (in_late_binary_op): Declare.
5528 * c-typeck.c (note_integer_operands): New function.
5529 (in_late_binary_op): New variable.
5530 (decl_constant_value_for_broken_optimization): Move to c-common.c
5531 and rename to decl_constant_value_for_optimization.
5532 (default_function_array_conversion): Do not strip nops.
5533 (default_conversion): Do not call
5534 decl_constant_value_for_broken_optimization.
5535 (build_array_ref): Do not fold result.
5536 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5537 result when operand is a VLA.
5538 (c_expr_sizeof_type): Update call to groktypename. Handle
5539 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5540 result when operand names a VLA type.
5541 (build_function_call): Update call to build_compound_literal.
5542 Only fold result for calls to __builtin_* functions. Strip
5543 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5544 the function designator.
5545 (convert_arguments): Fold arguments. Update call to
5546 convert_for_assignment.
5547 (build_unary_op): Handle increment and decrement of
5548 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5549 decrement earlier. Fold operand of increment and decrement.
5550 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5551 built for integer operand. Wrap returns that are INTEGER_CSTs
5552 without being integer constant expressions or that have integer
5553 constant operands without being INTEGER_CSTs.
5554 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5555 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5556 result is an integer constant expression or can be used in
5557 unevaluated parts of one and avoid folding and wrap as
5558 appropriate. Fold operands before possibly doing -Wsign-compare
5560 (build_compound_expr): Wrap result for C99 if operands can be used
5561 in integer constant expressions.
5562 (build_c_cast): Update call to digest_init. Do not ignore
5563 overflow from casting floating-point constants to integers. Wrap
5564 results that could be confused with integer constant expressions,
5565 null pointer constants or floating-point constants.
5566 (c_cast_expr): Update call to groktypename. Handle expressions
5567 included in type name.
5568 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5569 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5570 Update calls to convert_for_assignment.
5571 (convert_for_assignment): Take new parameter
5572 null_pointer_constant. Do not strip nops or call
5573 decl_constant_value_for_broken_optimization. Set
5574 in_late_binary_op for conversions to boolean.
5575 (store_init_value): Update call to digest_init.
5576 (digest_init): Take new parameter null_pointer_constant. Do not
5577 call decl_constant_value_for_broken_optimization. pedwarn for
5578 initializers not constant expressions. Update calls to
5579 convert_for_assignment.
5580 (constructor_nonconst): New.
5581 (struct constructor_stack): Add nonconst element.
5582 (really_start_incremental_init, push_init_level, pop_init_level):
5583 Handle constructor_nonconst and nonconst element.
5584 (set_init_index): Call constant_expression_warning for array
5586 (output_init_element): Fold value. Set constructor_nonconst as
5587 applicable. pedwarn for initializers not constant expressions.
5588 Update call to digest_init. Call constant_expression_warning
5589 where constant initializers are required.
5590 (process_init_element): Use c_save_expr.
5591 (c_finish_goto_ptr): Fold expression.
5592 (c_finish_return): Fold return value. Update call to
5593 convert_for_assignment.
5594 (c_start_case): Fold switch expression.
5595 (c_process_expr_stmt): Fold expression.
5596 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5597 ensure statement expression is not evaluated in constant expression.
5598 (build_binary_op): Track whether results are integer constant
5599 expressions or may occur in such, disable folding and wrap results
5600 as applicable. Fold operands for -Wsign-compare warnings unless
5602 (c_objc_common_truthvalue_conversion): Handle results folded to
5603 integer constants that are not integer constant expressions.
5604 * doc/extend.texi: Document when typeof operands are evaluated,
5605 that condition of __builtin_choose_expr is an integer constant
5606 expression, and more about use of __builtin_constant_p in
5609 2009-03-29 Richard Guenther <rguenther@suse.de>
5611 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5612 propagate addresses of array references.
5614 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5616 * regmove.c (perhaps_ends_bb_p): Remove.
5617 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5618 from INSN and check that the main loop stays within that basic block.
5619 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5620 (regmove_forward_pass): Split out from regmove_optimize. Use
5621 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5622 (regmove_backward_pass): Split out from regmove_optimize. Use
5623 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5624 (regmove_optimize): Simplify.
5626 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5629 * config/i386/i386.c (classify_argument): Ignore flexible array
5630 member in struct and warn ABI change.
5632 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5634 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5636 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5637 (ix86_adjust_cost): Updated.
5639 2009-03-29 Jan Hubicka <jh@suse.cz>
5642 * tree-pass.h (pass_cleanup_eh): New function.
5643 (remove_unreachable_regions): Break code handling RTL
5644 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5645 that can not be reached by runtime.
5646 (can_be_reached_by_runtime): New function.
5647 (label_to_region_map): New function.
5648 (num_eh_regions): New function.
5649 (rtl_remove_unreachable_regions): New function.
5650 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5651 (remove_eh_region): New function.
5652 * except.h: Include sbitmap and vecprim.
5653 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5654 num_eh_regions): Declare.
5655 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5656 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5657 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5658 (tree_empty_eh_handler_p): New function.
5659 (cleanup_empty_eh): New function.
5660 (cleanup_eh): New function.
5661 (pass_cleanup_eh): New function.
5663 2009-03-29 Jan Hubicka <jh@suse.cz>
5665 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5666 for removed regions.
5668 2009-03-29 Jan Hubicka <jh@suse.cz>
5670 * except.c (dump_eh_tree): Dump all datastructures.
5672 2009-03-29 Jan Hubicka <jh@suse.cz>
5674 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5675 (duplicate_eh_regions_1): Likewise.
5676 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5677 vector; call EH verification.
5678 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5679 Be ready for region being removed.
5681 2009-03-29 Jan Hubicka <jh@suse.cz>
5683 * bitmap.c (bitmap_last_set_bit): New function.
5684 * bitmap.h (bitmap_last_set_bit): Declare.
5686 2009-03-29 David Ayers <ayers@fsfe.org>
5689 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5690 by calling objc_compare_types and surpress warnings about
5691 incompatible C pointers that are compatible ObjC pointers.
5693 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5695 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5696 call initialize_inline_failed.
5697 (initialize_inline_failed): Move it from here ...
5698 * cgraph.c (initialize_inline_failed): ... to here.
5699 (cgraph_create_edge): Call initialize_inline_failed rather than
5700 setting inline_failed directly.
5702 2009-03-29 Ben Elliston <bje@au.ibm.com>
5705 * sysv4.opt (msdata): Improve comment.
5706 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5707 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5709 2009-03-29 Ben Elliston <bje@au.ibm.com>
5712 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5713 load and store attributes.
5715 2009-03-29 Ben Elliston <bje@au.ibm.com>
5717 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5718 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5719 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5720 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5721 __builtin_infq and __builtin_huge_valq.
5723 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5725 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5727 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5728 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5730 2009-03-28 Xinliang David Li <davidxl@google.com>
5732 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5733 (do_dbg_cnt): New function.
5735 2009-03-28 Jan Hubicka <jh@suse.cz>
5737 Merge from pretty-ipa:
5739 2009-03-27 Jan Hubicka <jh@suse.cz>
5741 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5742 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5743 * passes.c (function_called_by_processed_nodes_p): New.
5744 * ipa-pure-const.c (check_call): Fix handling of operands.
5745 (analyze_function): Dump debug output for skipped bodies.
5746 (local_pure_const): Use function_called_by_processed_nodes_p.
5747 * dwarf2out.c (reference_to_unused): Use output.
5748 * passes.c (do_per_function_toporder): Likewise.
5750 2008-11-12 Jan Hubicka <jh@suse.cz>
5752 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5753 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5754 state_set_in_source enum
5755 (check_decl): Ignore memory tags; do not set fake looping flags;
5757 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5758 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5759 (check_call, analyze_function): Rewrite.
5761 (add_new_function): Update call of analyze_function.
5762 (generate_summary): Add call of analyze_function.
5763 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5764 (local_pure_const): New function.
5765 (pass_local_pure_const): New pass.
5766 * ipa-inline.c (inline_transform): Set after_inlining.
5767 * tree-eh.c (stmt_can_throw_external): New.
5768 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5769 work with aliasing built.
5770 * tree-flow.h (stmt_can_throw_external): New.
5771 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5772 and local pure/const pass in early and late optimization queue.
5774 2009-03-28 Martin Jambor <mjambor@suse.cz>
5776 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5778 (fold_binary): Allow function decl aligment consideration is the
5779 second argument is integer constant one.
5780 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5781 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5782 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5784 2009-03-28 Jan Hubicka <jh@suse.cz>
5786 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5787 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5788 * function.h (rtl_data): Add nothrow flag.
5789 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5790 set DECL_NOTHROW for AVAILABLE functions.
5792 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5794 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5795 following vector keyword has expansion starting with pixel or bool
5796 keyword, expand vector to __vector and pixel or bool to __pixel or
5800 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5801 warn_if_disallowed_function_p): Removed.
5802 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5803 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5804 warning_if_disallowed_function_p.
5805 * flags.h (warn_if_disallowed_function_p,
5806 warn_disallowed_functions): Removed.
5807 * common.opt (Wdisallowed-function-list=): Removed.
5808 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5810 2009-03-28 Richard Guenther <rguenther@suse.de>
5812 PR tree-optimization/38723
5813 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5816 2009-03-28 Jan Hubicka <jh@suse.cz>
5818 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5819 test introduced by my previous patch.
5821 2009-03-28 Richard Guenther <rguenther@suse.de>
5823 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5824 the PHIs value undefined.
5826 2009-03-28 Jan Hubicka <jh@suse.cz>
5828 * tree-pass.h (pass_fixup_cfg): New pass.
5829 * ipa-inline.c (inline_transform): Set
5830 always_inline_functions_inlined/after_inlining.
5831 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5832 (pass_fixup_cfg): New pass.
5833 * passes.c (init_optimization_passes): Add fixup_cfg.
5835 2009-03-28 Richard Guenther <rguenther@suse.de>
5837 PR tree-optimization/38458
5838 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5839 argument use the arguments copy-of value.
5841 2009-03-28 Richard Guenther <rguenther@suse.de>
5843 PR tree-optimization/38180
5844 * tree-ssa-ccp.c (get_default_value): Simplify.
5845 (likely_value): Likewise.
5846 (surely_varying_stmt_p): Properly handle VOP case.
5847 (ccp_initialize): Likewise.
5848 (ccp_fold): Handle propagating through *&.
5849 (fold_const_aggregate_ref): Also handle decls.
5851 2009-03-28 Jan Hubicka <jh@suse.cz>
5853 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5854 * cgraph.h (cgraph_node): Likewise.
5855 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5856 (cgraph_reset_node): Use process flag.
5857 (cgraph_mark_functions_to_output): Likewise.
5858 (cgraph_expand_function): Likewise.
5859 (cgraph_expand_all_functions): Likewise.
5860 (cgraph_output_in_order): Likewise.
5861 * dwarf2out.c (reference_to_unused): Likewise.
5862 * passes.c do_per_function_toporder): Likewise.
5864 2009-03-28 Jan Hubicka <jh@suse.cz>
5866 Bring from lto-branch:
5868 2008-09-03 Doug Kwan <dougkwan@google.com>
5870 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5871 enums instead of reason strings.
5872 * cgraph.c (cgraph_create_edge): Same.
5873 (cgraph_inline_failed_string): New function.
5874 * cgraph.h (cgraph_inline_failed_t): New enum type.
5875 (cgraph_inline_failed_string): New prototype.
5876 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5877 char pointer to cgraph_inline_failed_t.
5878 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5879 (cgraph_default_inline_p): Ditto.
5880 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5881 to cgraph_inline_failed_t pointer.
5882 * cif-code.def: New file.
5883 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5885 (cgraph_check_inline_limits): Change type of REASON to pointer to
5886 cgraph_inline_failed_t. Replace reason strings with enums.
5887 (cgraph_default_inline_p): Ditto.
5888 (cgraph_recursive_inlining_p): Ditto.
5889 (update_caller_keys): Change type of FAILED_REASON to
5890 cgraph_inline_failed_t.
5891 (cgraph_set_inline_failed): Change type of REASON to pointer to
5892 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5893 convert enums to strings for text output.
5894 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5895 to be of type cgraph_inline_failed_t. Replace reason strings with
5896 enums. Call cgraph_inline_failed_string to covert enums
5897 to strings for text output.
5898 (cgraph_decide_inlining): Replace reason strings with enums.
5899 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5900 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5902 * tree-inline.c (expand_call_inline): Change type of REASON
5903 to cgraph_inline_failed_t. Replace reason strings with enums.
5904 Call cgraph_inline_failed_string for text output.
5905 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5908 2009-03-28 Jan Hubicka <jh@suse.cz>
5910 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5911 cgraph_clone_node): Remove master clone handling.
5912 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5913 * cgraph.h (master_clone): Remove.
5914 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5915 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5916 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5918 2009-03-28 Jan Hubicka <jh@suse.cz>
5920 * cgraph.c (cgraph_function_body_availability): Functions declared
5921 inline are always safe to assume that it is not going to be replaced.
5923 2009-03-28 Richard Guenther <rguenther@suse.de>
5925 PR tree-optimization/38513
5926 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5927 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5928 EXC_PTR_EXPR and FILTER_EXPR.
5929 (get_ref_from_reference_ops): Likewise.
5931 2009-03-28 Richard Guenther <rguenther@suse.de>
5933 PR tree-optimization/38968
5934 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5935 Use FLOOR_MOD_EXPR to compute misalignment.
5937 2009-03-28 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/37795
5940 * tree.h (combine_comparisons): Declare.
5941 * fold-const.c (combine_comparisons): Export.
5942 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5944 (ifcombine_iforif): Use combine_comparisons.
5946 2009-03-28 Jan Hubicka <jh@suse.cz>
5948 * tree-eh.c (inlinable_call_p): New function.
5949 (make_eh_edges): Use it.
5950 (verify_eh_edges): Use it.
5951 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5952 * except.c (reachable_next_level): Add inlinable_function argument
5953 (sjlj_find_directly_reachable_regions): Update.
5954 (add_reachable_handler): Do not set saw_any_handlers.
5955 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5956 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5957 Add new inlinable call parameter.
5958 (can_throw_internal, can_throw_external): Update.
5959 * except.h (can_throw_internal_1, can_throw_external_1,
5960 foreach_reachable_handler): Update declaration.
5962 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5964 * config/arm/t-arm-coff, config/h8300/coff.h,
5965 config/i386/i386-aout.h, config/i386/i386-coff.h,
5966 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5967 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5968 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5969 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5970 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5971 sys-types.h: Remove.
5972 * Makefile.in: Remove protoize and fixproto support and references
5974 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5975 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5977 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5978 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5979 unprotoize$(exeext).
5980 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5981 (.PHONY): Don't depend on proto.
5982 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5983 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5984 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5985 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5986 build/gen-protos.o, build/scan.o, xsys-protos.h,
5987 build/fix-header$(build_exeext), build/fix-header.o,
5988 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5989 stmp-install-fixproto): Remove.
5990 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5991 SYSCALLS.c or fixproto files.
5992 (install-common): Don't install protoize.
5993 (install-headers-tar, install-headers-cpio, install-headers-cp):
5994 Don't depend on $(STMP_FIXPROTO).
5995 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5996 install fixproto files or write out fixproto settings.
5997 (uninstall): Don't uninstall protoize.
5998 * config.gcc (use_fixproto): Remove.
5999 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6000 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6001 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6002 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6003 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6004 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6005 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6006 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6007 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6008 * config/t-vxworks (STMP_FIXPROTO): Remove.
6009 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6010 STMP_FIXPROTO): Remove.
6011 * config.in, configure: Regenerate.
6012 * crtstuff.c (gid_t, uid_t): Don't undefine.
6013 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6014 (arm-*-coff, arm-*-aout: Remove target entries.
6015 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6016 Remove mention of AIX 4.1.
6017 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6018 * doc/invoke.texi (Running Protoize): Remove.
6019 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6020 (Protoize Caveats): Remove.
6021 * tsystem.h: Update comments on headers assumed to exist.
6023 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6025 * genautomata.c: Add a new year to the copyright. Add a new
6027 (struct insn_reserv_decl): Add comments for member bypass_list.
6028 (find_bypass): Remove.
6029 (insert_bypass): New.
6030 (process_decls): Use insert_bypass.
6031 (output_internal_insn_latency_func): Output all bypasses with the
6032 same input insn in one switch case.
6034 * rtl.def (define_bypass): Describe bypass choice.
6035 * doc/md.texi (define_bypass): Ditto.
6037 2009-03-27 Richard Guenther <rguenther@suse.de>
6039 * gimplify.c (mark_addressable): Export.
6040 * tree-flow.h (mark_addressable): Declare.
6041 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6042 * tree-ssa.c (verify_phi_args): Verify that address taken
6043 variables have TREE_ADDRESSABLE set.
6045 2009-03-27 Richard Guenther <rguenther@suse.de>
6047 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6048 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6049 Do not mark decls TREE_ADDRESSABLE.
6050 (build_fold_addr_expr): Adjust.
6051 (fold_addr_expr): Remove.
6052 (fold_unary): Use build_fold_addr_expr.
6053 (fold_comparison): Likewise.
6054 (split_address_to_core_and_offset): Likewise.
6055 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6057 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6058 (gimplify_modify_expr_to_memcpy): Mark source and destination
6060 * omp-low.c (create_omp_child_function): Mark the object decl
6062 (lower_rec_input_clauses): Mark the var we take the address of
6064 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6066 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6069 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6070 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6072 2009-03-27 Richard Guenther <rguenther@suse.de>
6074 PR tree-optimization/39120
6075 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6077 (handle_lhs_call): Process return constraints. Add escape
6078 constraints if necessary.
6079 (handle_const_call): Fill out return constraints. Make nested
6080 case more precise. Avoid consttmp if possible.
6081 (handle_pure_call): Fill out return constraints. Avoid
6082 callused if possible.
6083 (find_func_aliases): Simplify call handling.
6085 2009-03-27 Richard Guenther <rguenther@suse.de>
6087 PR tree-optimization/39120
6088 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6089 as a representative.
6090 (solve_graph): Do propagate CALLUSED.
6091 (handle_pure_call): Use a scalar constraint from CALLUSED for
6093 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6096 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6099 * c-common.c (handle_aligned_attribute): Properly check alignment
6100 overflow. Use (1U << i) instead of (1 << i).
6102 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6104 * expr.h (get_mem_align_offset): Updated.
6106 * tree.h (tree_decl_common): Change align to "unsigned int" and
6107 move it before pointer_alias_set.
6109 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6110 Jakub Jelinek <jakub@redhat.com>
6113 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6114 gr_register_operand with gr_reg_or_0_operand.
6115 (cmpxchg_rel_di): Likewise.
6116 (sync_lock_test_and_set<mode>): Likewise.
6118 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6120 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6121 (true_regnum): Likewise.
6123 * rtlanal.c (subreg_info): Moved to ...
6124 * rtl.h (subreg_info): Here. New.
6125 (subreg_get_info): New.
6127 * rtlanal.c (subreg_get_info): Make it extern.
6129 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6132 * config/i386/i386.c (ix86_abi): New.
6133 (override_options): Handle -mabi=.
6134 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6135 (ix86_call_abi_override): Likewise.
6136 (init_cumulative_args): Likewise.
6137 (function_arg_advance): Likewise.
6138 (function_arg_64): Likewise.
6139 (function_arg): Likewise.
6140 (ix86_pass_by_reference): Likewise.
6141 (ix86_function_value_regno_p): Likewise.
6142 (ix86_build_builtin_va_list_abi): Likewise.
6143 (setup_incoming_varargs_64): Likewise.
6144 (is_va_list_char_pointer): Likewise.
6145 (ix86_init_machine_status): Likewise.
6146 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6147 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6148 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6149 (ix86_function_abi): Make it static and return enum calling_abi.
6150 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6152 (ix86_fn_abi_va_list): Updated.
6154 * config/i386/i386.h (ix86_abi): New.
6155 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6156 (CONDITIONAL_REGISTER_USAGE): Likewise.
6157 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6158 (machine_function): Likewise.
6160 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6162 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6163 (STACK_BOUNDARY): Likewise.
6164 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6166 * config/i386/i386.opt (mabi=): New.
6168 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6169 return enum calling_abi.
6170 (ix86_function_type_abi): Likewise.
6171 (ix86_function_abi): Removed.
6173 * doc/invoke.texi: Document -mabi= option for x86.
6175 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6177 * builtins.c (real_dconstp): Delete.
6178 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6180 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6181 Jakub Jelinek <jakub@redhat.com>
6184 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6185 (gen_subprogram_die): When a function is explicit, generate the
6186 DW_AT_explicit attribute.
6187 * langhooks.h (struct lang_hooks_for_decls): Add
6188 function_decl_explicit_p langhook.
6189 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6190 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6192 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6194 * builtins.c (fold_builtin_memory_op): Optimize memmove
6195 into memcpy if we can prove source and destination don't overlap.
6197 * tree-inline.c: Include gt-tree-inline.h.
6198 (clone_fn_id_num): New variable.
6199 (clone_function_name): New function.
6200 (tree_function_versioning): Use it.
6201 * Makefile.in (GTFILES): Add tree-inline.c.
6203 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6205 * BASE-VER: Change to 4.5.0.
6207 2009-03-27 Xinliang David Li <davidxl@google.com>
6209 PR tree-optimization/39557
6210 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6212 2009-03-27 Xinliang David Li <davidxl@google.com>
6214 PR tree-optimization/39548
6215 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6218 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6220 * c-common.c (pointer_int_sum): Use %wd on return from
6223 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6225 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6226 on return from tree_low_cst.
6228 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6231 * ginclude/stdarg.h (va_copy): Define also for
6232 __GXX_EXPERIMENTAL_CXX0X__.
6234 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6237 * builtins.h (c_strlen): Do not warn here.
6238 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6239 * c-common.c (pointer_int_sum): Take an explicit location.
6240 Warn about offsets out of bounds.
6241 * c-common.h (pointer_int_sum): Adjust declaration.
6243 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6245 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6248 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6251 * opts.c (warn_if_disallowed_function_p): Don't assume
6252 get_callee_fndecl must return non-NULL.
6254 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6256 PR rtl-optimization/39522
6257 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6258 when reg_reloaded_valid is set.
6260 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6262 * config/spu/divv2df3.c: New file.
6263 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6264 (DPBIT_FUNCS): Filter out _div_df.
6266 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6268 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6269 a jump insn, count that jump in the distance to the loop start.
6271 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6274 * config/sh/sh.c (calc_live_regs): Fix condition for global
6275 registers except PIC_OFFSET_TABLE_REGNUM.
6277 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6280 * doc/invoke.texi (-mconsole): New.
6284 (-mnop-fun-dllimport): New.
6288 (sub section "i386 and x86-64 Windows Options"): New.
6290 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6292 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6293 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6295 2009-03-25 Richard Guenther <rguenther@suse.de>
6298 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6301 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6303 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6304 neither of haifa/selective schedulers are working.
6306 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6308 * doc/invoke.texi (Debugging Options): Fix description of
6309 -fno-merge-debug-strings.
6311 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6313 * config/cris/libgcc.ver: New version-script.
6314 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6316 * configure.ac <GAS features, nop mnemonic>: Add pattern
6317 crisv32-*-* for "nop".
6318 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6319 * configure: Regenerate.
6321 2009-03-24 Ira Rosen <irar@il.ibm.com>
6323 PR tree-optimization/39529
6324 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6325 mark_sym_for_renaming for the tag copied to the new vector
6328 2009-03-24 Arthur Loiret <aloiret@debian.org>
6330 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6331 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6332 EXTRA_SPEC_FUNCTIONS.
6333 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6334 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6335 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6336 -march and -mtune options.
6338 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6340 * config/m68k/t-rtems: Add m5329 multilib.
6342 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6343 Jakub Jelinek <jakub@redhat.com>
6346 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6349 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6352 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6353 instead of c_parser_expression_conv, if original_code isn't one of the
6354 4 allowed comparison codes, fail.
6356 2009-03-23 Richard Guenther <rguenther@suse.de>
6358 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6359 * tree.h (struct tree_type): Likewise.
6360 * reload.h (struct insn_chain): Likewise.
6361 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6362 * function.h (struct function): Likewise.
6363 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6365 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6367 PR tree-optimization/39516
6368 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6370 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6372 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6373 should be set true if BITS_PER_WORD of target is bigger than 32
6375 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6377 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6378 Translate -B-options to -rpath-link. Correct existing
6379 rpath-link and conditionalize on !nostdlib.
6381 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6383 * doc/extend.texi (Function Attributes, Variable Attributes):
6385 * doc/invoke.texi (Debugging Options, Optimize Options)
6386 (i386 and x86-64 Options, MCore Options): Likewise.
6388 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6391 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6392 it for block local namespace aliases.
6393 (gen_decl_die): Pass context_die to gen_namespace_die.
6395 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6398 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6399 minimum or maximum value.
6401 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6403 * reginfo.c (globalize_reg): Recompute derived reg sets.
6405 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6408 * libgcc2.c (mprotect): Do not use signed arguments for
6409 VirtualProtect, use DWORD arguments. Also fix the 'may
6410 be used uninitialized' warning for the np variable.
6412 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6415 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6416 functions using regparm calling conventions when not optimizing.
6417 (ix86_function_sseregparm): Similarly for sseregparm calling
6420 2009-03-19 Li Feng <nemokingdom@gmail.com>
6423 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6424 dependence if the first conflict is after niter iterations.
6426 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6429 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6430 functions with dynamic stack-pointer adjustments.
6432 2009-03-19 Ben Elliston <bje@au.ibm.com>
6434 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6435 option; change to -msdata=data.
6437 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6439 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6442 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6445 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6447 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6449 * doc/invoke.texi (Code Gen Options): Expand discussion of
6452 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6454 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6455 * matrix-reorg.c (struct matrix_info): Likewise.
6456 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6457 * rtl.h (struct mem_attrs): Likewise.
6458 * df.h (struct df): Likewise.
6459 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6460 * ira-int.h (struct ira_allocno): Likewise.
6461 * df-scan.c (struct df_collection_rec): Likewise.
6462 * ira.c (struct equivalence): Likewise.
6463 * function.c (struct temp_slot): Likewise.
6464 * cfgloop.h (struct loop): Likewise.
6467 * function.c (use_register_for_decl): When not optimizing, disregard
6468 register keyword for variables with types containing methods.
6470 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6473 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6474 (is_simple_operand): Call contains_component_ref_p before calling data
6475 reference analysis that would fail on COMPONENT_REFs.
6477 * tree-vrp.c (search_for_addr_array): Fix formatting.
6479 2009-03-18 Richard Guenther <rguenther@suse.de>
6481 * tree-vect-transform.c (vect_loop_versioning): Fold the
6482 generated comparisons.
6483 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6484 (slpeel_tree_peel_loop_to_edge): Likewise.
6486 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6489 * opts.c (print_specific_help): In addition to `undocumented',
6490 accept `separate' and `joined' flags if passed alone. Describe
6491 output by the first matched one of those.
6492 (common_handle_option): Skip over empty strings.
6493 * gcc.c (display_help): Fix help string for `--help='.
6494 * doc/invoke.texi (Option Summary, Overall Options): With
6495 `--help=', classes and qualifiers can both be repeated, but
6496 only the latter can be negated. One should not pass only
6497 negated qualifiers. Fix markup and examples.
6500 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6502 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6503 and -fhelp=separate.
6505 2009-03-17 Jing Yu <jingyu@google.com>
6508 * function.h (struct rtl_data): Move is_thunk from here...
6509 (struct function): ...to here.
6510 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6511 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6513 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6515 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6516 (alpha_output_function_end_prologue): Likewise.
6517 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6518 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6519 (rs6000_output_function_epilogue): Likewise.
6520 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6522 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6525 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6526 from different units in a single alternative.
6527 (*truncdfsf_i387): Ditto.
6528 (*truncxfsf2_mixed): Ditto.
6529 (*truncxfdf2_mixed): Ditto.
6531 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6533 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6534 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6537 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6538 unused non-artificial variables when not optimizing.
6541 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6542 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6543 NAMESPACE_DECL in its DECL_INITIAL.
6546 * optabs.c (set_user_assembler_libfunc): New function.
6547 * expr.h (set_user_assembler_libfunc): New prototype.
6548 * c-common.c: Include libfuncs.h.
6549 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6550 for memcmp, memset, memcpy, memmove and abort.
6551 * Makefile.in (c-common.o): Depend on libfuncs.h.
6554 * dwarf2out.c (gen_inlined_enumeration_type_die,
6555 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6556 gen_tagged_type_instantiation_die): Removed.
6557 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6560 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6563 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6565 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6566 (check-parallel-%): Ditto.
6567 (check-consistency): Ditto.
6569 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6571 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6572 local variable rhs by NULL_TREE.
6574 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6577 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6579 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6582 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6584 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6587 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6588 for ms->sysv ABI calls only in 64bit mode.
6590 * config/i386/i386.md (untyped_call): Support 32bit.
6592 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6594 * doc/extend.texi: Replace x86_65 with x86_64.
6596 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6598 PR tree-optimization/39455
6599 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6600 mismatches for POINTER_TYPE_P (type).
6601 (number_of_iterations_le): Likewise.
6603 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6605 * config/picochip/picochip.c: Removed profiling support.
6606 * config/picochip/picochip.md: Removed profiling instruction.
6607 * config/picochip/picochip.h: Removed profiling builtin.
6609 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6611 * doc/install.texi (--with-host-libstdcxx): Document.
6613 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6616 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6617 generate a warning if the function name does not begin with
6618 "__vector" and the function has either the 'signal' or 'interrupt'
6619 attribute, from here to ...
6620 (avr_declare_function_name): ...here. New function.
6621 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6622 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6624 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6627 * cse.c (fold_rtx): Don't modify original const_arg1 when
6628 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6629 separate variable instead.
6630 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6631 from out of range shift counts.
6632 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6634 2009-03-13 Catherine Moore <clm@codesourcery.com>
6636 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6637 diagnostic.h with $(DIAGNOSTIC_H).
6639 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6642 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6644 * config/i386/sync.md (sync_compare_and_swap<mode>,
6645 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6646 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6648 (sync_double_compare_and_swapdi_pic,
6649 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6650 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6652 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6655 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6657 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6660 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6661 (avx_addsubv4df3): Likewise.
6662 (*avx_addsubv4sf3): Likewise.
6663 (sse3_addsubv4sf3): Likewise.
6665 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6668 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6670 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6673 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6674 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6675 registers for allocnos created from user-defined variables.
6677 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6680 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6681 of non-integer mode as well.
6683 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6685 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6686 for functions for which the parameter types are unknown.
6688 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6691 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6692 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6693 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6694 * config/i386/i386.c (ix86_local_alignment): For
6695 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6696 long long variables on the stack to avoid dynamic realignment.
6697 Allow the first argument to be a decl rather than type.
6698 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6700 2009-03-11 Nick Clifton <nickc@redhat.com>
6703 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6705 Add description to mno-lsim option.
6706 * config/mcore/mcore.h: Remove comment about deprecated m4align
6708 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6709 * doc/invoke.texi: Add description of mno-lsim and
6710 mstack-increment options.
6712 * config/fr30/fr30.opt: Document the -mno-lsim option.
6713 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6714 and -mno-lsim options.
6716 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6718 * fold-const.c (fold_comparison): Only call fold_inf_compare
6719 if the mode supports infinities.
6721 2009-03-11 Jason Merrill <jason@redhat.com>
6724 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6725 end already did. Notice GIMPLE_CALL modifications of the result.
6726 Don't copy debug information from an ignored decl or a decl from
6729 2009-03-10 Richard Guenther <rguenther@suse.de>
6730 Nathan Froyd <froydnj@codesourcery.com>
6733 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6734 (__divMODE3): Likewise.
6736 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6738 PR tree-optimization/39394
6739 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6740 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6742 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6744 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6745 inline asms for register asm ("") declarations.
6747 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6749 * fold-const.c (fold_unary): Fix comment.
6751 2009-03-07 Jan Hubicka <jh@suse.cz>
6754 * tree-inline.c (setup_one_parameter): Do replacement of const
6755 argument by constant in SSA form.
6757 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6760 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6761 determine alignment passed to assign_stack_local.
6762 (assign_parms_unsplit_complex): Likewise.
6763 * except.c (sjlj_build_landing_pads): Likewise.
6765 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6768 * tree-flow.h (add_referenced_var): Return bool instead of void.
6769 * tree-dfa.c (add_referenced_var): Return result of
6770 referenced_var_check_and_insert call.
6771 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6772 of referenced_var_check_and_insert.
6775 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6776 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6777 DIE, don't emit it if abstract origin already has it.
6778 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6779 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6781 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6783 * genpreds.c (needs_variable): Fix parentheses at variable name
6785 (write_tm_constrs_h): Indent generated code.
6787 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6789 * doc/extend.texi (Function Attributes): Add documentation
6792 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6795 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6796 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6798 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6800 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6803 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6806 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6807 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6809 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6811 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6812 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6813 constants instead of magic numbers.
6814 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6816 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6817 (x86_64_ms_abi_int_parameter_registers): Ditto.
6818 (x86_64_int_return_registers): Ditto.
6819 (ix86_maybe_switch_abi): Ditto.
6820 (ix86_expand_call): Ditto for clobbered_registers array.
6821 (ix86_hard_regno_mode_ok): Ditto.
6822 (x86_extended_QIreg_mentioned_p): Ditto.
6824 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6826 PR tree-optimization/39349
6827 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6829 * combine.c (gen_lowpart_for_combine): Use omode when generating
6832 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6834 PR rtl-optimization/39235
6835 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6837 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6839 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6841 2009-03-04 Richard Guenther <rguenther@suse.de>
6843 PR tree-optimization/39362
6844 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6845 that occur in abnormal PHIs should be varying.
6847 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6849 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6851 (simple_iv): Take loop as an argument instead of statement.
6852 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6853 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6855 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6857 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6858 * matrix-reorg.c (analyze_transpose): Ditto.
6859 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6860 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6861 * tree-predcom.c (ref_at_iteration): Ditto.
6862 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6864 2009-03-04 Richard Guenther <rguenther@suse.de>
6866 PR tree-optimization/39358
6867 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6868 escaped_id and callused_id.
6869 (solve_graph): Likewise.
6871 2009-03-04 Richard Guenther <rguenther@suse.de>
6873 PR tree-optimization/39339
6874 * tree-sra.c (try_instantiate_multiple_fields): Make it
6875 no longer ICE on the above.
6877 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6879 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6880 that fits within Pmode.
6882 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6885 * tm.texi (LIBCALL_VALUE): Update description.
6887 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6890 * doc/extend.texi (section): Update description.
6892 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6895 * tree-inline.c (remapped_type): New.
6896 (can_be_nonlocal): Call remapped_type instead of remap_type.
6898 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6901 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6902 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6904 2009-03-03 Richard Guenther <rguenther@suse.de>
6907 * tree.c (tree_nonartificial_location): New function.
6908 * tree.h (tree_nonartificial_location): Declare.
6909 * builtins.c (expand_builtin_memory_chk): Provide location
6910 of the call location for artificial function pieces.
6911 (maybe_emit_chk_warning): Likewise.
6912 (maybe_emit_sprintf_chk_warning): Likewise.
6913 (maybe_emit_free_warning): Likewise.
6914 * expr.c (expand_expr_real_1): Likewise.
6916 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6918 PR tree-optimization/39343
6919 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6920 COMPONENT_REF t has ARRAY_TYPE.
6922 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6925 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6926 when the type precision of the induction variable should be
6927 larger than the type precision of nit.
6928 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6929 * graphite.c (graphite_loop_normal_form): Same.
6930 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6932 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6934 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6935 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6936 numbers to describe clobbered registers.
6937 (*call_value_0_rex64_ms_sysv): Ditto.
6938 * config/i386/mmx.md (mmx_emms): Ditto.
6941 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6943 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6946 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6948 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6949 (spu_section_type_flags): New function.
6951 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6953 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6954 reg_class_contents of FLOAT_REGS into a temporary.
6956 2009-03-02 Richard Guenther <rguenther@suse.de>
6957 Ira Rosen <irar@il.ibm.com>
6959 PR tree-optimization/39318
6960 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6961 information to the vectorized statement.
6963 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6965 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6966 variable. Use defined names instead of magic constants for REX SSE
6969 2009-03-01 Richard Guenther <rguenther@suse.de>
6971 PR tree-optimization/39331
6972 * omp-low.c (lower_send_shared_vars): Do not receive new
6973 values for the reference of DECL_BY_REFERENCE parms or results.
6975 2009-03-01 Jan Hubicka <jh@suse.cz>
6978 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6979 BLOCK_NONLOCALIZED_VAR): New macros.
6980 (tree_block): Add nonlocalized_vars.
6981 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6982 gen_decl_die): Add origin argument. Allow generation of die with
6983 origin at hand only.
6984 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6985 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6987 (gen_block_die): Fix checking for unused blocks.
6988 (process_scope_var): Break out from .... ; work with origins only.
6989 (decls_for_scope) ... here; process nonlocalized list.
6990 (dwarf2out_ignore_block): Look for nonlocalized vars.
6991 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6993 (dump_scope_block): Dump them.
6994 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6995 (remap_block): Likewise.
6996 (can_be_nonlocal): New predicate.
6997 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6999 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7001 * configure: Regenerate.
7003 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7005 * optc-gen.awk: No need to duplicate option flags twice.
7006 Reuse help texts for duplicate options which do not have any.
7008 * gcc.c (display_help): Document --version.
7010 * gcc.c (main): If print_help_list and verbose_flag, ensure
7011 driver output comes before subprocess output.
7013 * optc-gen.awk: Assign all remaining fields to help string,
7014 space-separated, for multi-line help in *.opt.
7016 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7017 -Wno-pedantic-ms-format is for MinGW targets only.
7019 * doc/options.texi (Option file format): Fix bad indentation,
7020 restoring dropped sentence.
7022 2009-02-28 Jan Hubicka <jh@suse.cz>
7024 * tree-inline.c (tree_function_versioning): Output debug info.
7026 2009-02-28 Jan Hubicka <jh@suse.cz>
7029 * tree-inline.c (setup_one_parameter): Do not copy propagate
7030 arguments when not optimizing.
7032 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7035 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7036 (avx_addsubv4df3): Likewise.
7037 (*avx_addsubv4sf3): Likewise.
7038 (sse3_addsubv4sf3): Likewise.
7039 (*avx_addsubv2df3): Likewise.
7040 (sse3_addsubv2df3): Likewise.
7041 (avx_unpckhps256): Correct item selectors.
7042 (avx_unpcklps256): Likewise.
7043 (avx_unpckhpd256): Likewise.
7044 (avx_unpcklpd256): Likewise.
7046 2009-02-28 Jan Hubicka <jh@suse.cz>
7048 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7050 (copy_arguments_for_versioning): If var is declared don't declare it.
7051 (tree_function_versioning): First setup substitutions and then copy
7054 2009-02-27 Jan Hubicka <jh@suse.cz>
7057 * cgraph.h (varpool_output_debug_info): Remove.
7058 * cgraphunit.c (varpool_output_debug_info): Remove.
7059 * dwarf2out.c (deferred_locations_struct): New struct
7060 (deferred_locations): New type.
7061 (deferred_locations_list): New static var.
7062 (deffer_location): New function.
7063 (gen_variable_die): Use it.
7064 (decls_for_scope): Output info on local static vars.
7065 (dwarf2out_finish): Process deferred locations.
7066 * varpool.c (varpool_output_debug_info): Remove.
7068 2009-02-27 Jan Hubicka <jh@suse.cz>
7071 * tree.h (TREE_PROTECTED): Fix comment.
7072 (BLOCK_HANDLER_BLOCK): Remove.
7073 (struct tree_block): Remove handler_block add body_block.
7074 (inlined_function_outer_scope_p): New.
7075 (is_body_block): Remove.
7076 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7077 * dwarf2out.c (is_inlined_entry_point): Remove.
7078 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7079 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7081 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7082 * gimplify.c (gimplify_expr): Gimplify body blocks.
7083 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7084 block with multiple subblocks.
7085 (dump_scope_block): Prettier output; dump more flags and info.
7086 (dump_scope_blocks): New.
7087 (remove_unused_locals): Use dump_scope_blocks.
7088 * tree-flow.h (dump_scope_blocks): Declare.
7089 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7090 * stmt.c (is_body_block): Remove.
7091 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7092 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7094 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7097 * graphite.c (graphite_loop_normal_form): Do not call
7098 number_of_iterations_exit from a gcc_assert.
7100 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7102 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
7103 jumps if COND is NULL.
7104 (find_cond_jump): New function.
7105 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7106 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
7108 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7110 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7111 force_const_mem returns NULL_RTX.
7113 2009-02-26 Jan Hubicka <jh@suse.cz>
7116 * cgraph.h (varpool_output_debug_info): Remove.
7117 * cgraphunit.c (varpool_output_debug_info): Remove.
7118 * dwarf2out.c (deferred_locations_struct): New struct
7119 (deferred_locations): New type.
7120 (deferred_locations_list): New static var.
7121 (deffer_location): New function.
7122 (gen_variable_die): Use it.
7123 (decls_for_scope): Output info on local static vars.
7124 (dwarf2out_finish): Process deferred locations.
7125 * varpool.c (varpool_output_debug_info): Remove.
7127 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7129 PR rtl-optimization/39241
7130 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7131 to subreg_offset_representable_p.
7133 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7135 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7136 execute function prototype. Get f and nregs from max_reg_num
7137 and get_insns. Remove the first backward pass as it's dead,
7138 guard the forward pass by flag_expensive_optimizations.
7139 (rest_of_handle_regmove): Delete.
7140 (pass_regmove): Replace it with regmove_optimize.
7142 2009-02-25 Martin Jambor <mjambor@suse.cz>
7144 PR tree-optimization/39259
7145 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7146 calls_alloca function flags.
7147 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7150 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7152 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7153 flags_set_1_rtx, flags_set_1_set): Delete.
7154 (regmove_optimize): Do not call mark_flags_life_zones.
7156 2009-02-24 Julian Brown <julian@codesourcery.com>
7159 * config/arm/arm.c (require_pic_register): Only set
7160 cfun->machine->pic_reg once per function.
7162 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7164 * doc/invoke.texi (Link Options): Document an easier way to pass
7165 options that take arguments to the GNU linker using -Xlinker and -Wl.
7167 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7170 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7172 2009-02-24 Richard Guenther <rguenther@suse.de>
7175 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7177 2009-02-24 Richard Guenther <rguenther@suse.de>
7178 Zdenek Dvorak <ook@ucw.cz>
7180 PR tree-optimization/39233
7181 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7182 from converting them to a generic type.
7184 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7186 PR tree-optimization/39260
7187 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7188 contains a condition with a real type.
7189 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7191 2009-02-23 Jason Merrill <jason@redhat.com>
7194 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7195 narrowing_initializer_constant_valid_p.
7196 (narrowing_initializer_constant_valid_p): Don't return
7197 null_pointer_node for adding a pointer to itself.
7199 2009-02-23 Jan Hubicka <jh@suse.cz>
7202 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7205 2009-02-23 Jan Hubicka <jh@suse.cz>
7207 PR tree-optimization/37709
7208 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7209 * tree.h (block_ultimate_origin): Declare.
7210 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7211 * tree-ssa-live.c (remove_unused_scope_block_p):
7212 Eliminate blocks containig no instructions nor live variables nor
7214 (dump_scope_block): New function.
7215 (remove_unused_locals): Enable removal of dead blocks by default;
7216 enable dumping at TDF_DETAILS.
7218 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7220 * config/i386/i386.c (classify_argument): Don't allow COImode
7222 (function_arg_advance_32): Don't allow OImode.
7223 (function_arg_32): Likewise.
7224 (function_value_32): Likewise.
7225 (return_in_memory_32): Likewise.
7226 (function_arg_64): Remove OImode comment.
7228 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7231 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7232 ix86_expand_vector_set for V4DImode in 64bit mode only.
7233 (ix86_expand_vector_init_one_var): Likewise.
7235 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7237 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7239 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7242 * loop-iv.c: Revert last change.
7243 * emit-rtl.c: Likewise.
7245 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7248 * config/i386/i386.c (type_natural_mode): Remove an extra
7249 space in the warning message.
7250 (function_value_32): Handle 32-byte vector modes.
7251 (return_in_memory_32): Likewise.
7253 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7255 * loop-iv.c (truncate_value): New function.
7256 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7258 (lowpart_subreg): Move to...
7259 * emit-rtl.c: ...here.
7261 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7263 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7264 accidental and undocumented change at revision 140860.
7266 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7268 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7269 take gimple_seq * arguments.
7270 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7271 types_compatible_p langhook.
7273 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7274 Joseph Myers <joseph@codesourcery.com>
7276 * config/arm/arm.c (arm_builtin_va_list): New function.
7277 (arm_expand_builtin_va_start): Likewise.
7278 (arm_gimplify_va_arg_expr): Likewise.
7279 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7280 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7281 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7282 (va_list_type): New variable.
7283 (arm_mangle_type): Mangle va_list_type appropriately.
7285 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7288 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7289 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7290 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7291 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7292 parameter to 1000 for -O1 by default.
7293 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7295 * loop-invariant.c: Include params.h.
7296 (move_loop_invariants): Don't call move_single_loop_invariants on
7299 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7301 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7302 offset when calculating bounds for indexing stack_usage_map. Fixes
7303 a buffer overflow with certain target setups.
7305 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7308 * calls.c (expand_call): Clear try_tail_call if caller and callee
7309 disagree in promotion of function return value.
7311 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7314 * c-common.c (c_determine_visibility): If visibility changed and
7315 DECL_RTL has been already set, call make_decl_rtl to update symbol
7318 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7321 * varasm.c (assemble_variable): Don't check DECL_NAME when
7322 globalizing a variable.
7324 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7327 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7328 expression before any __builtin_trap call.
7329 * c-typeck.c (build_function_call): Convert and check function
7330 arguments before generating a call to a trap. Evaluate the
7331 function arguments before the trap.
7333 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7336 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7337 (UNSPEC_FXAM_MEM): New unspec.
7338 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7339 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7340 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7342 2009-02-19 Richard Guenther <rguenther@suse.de>
7344 PR tree-optimization/39207
7345 PR tree-optimization/39074
7346 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7347 storedanything_tree): New.
7348 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7349 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7350 (build_succ_graph): Add edges from STOREDANYTHING to all
7352 (init_base_vars): Initialize STOREDANYTHING.
7353 (compute_points_to_sets): Free substitution info after
7354 building the succ graph.
7355 (ipa_pta_execute): Likewise.
7357 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7359 (do_ds_constraint): Do not add to special var or non-pointer
7361 (type_could_have_pointers): Split out from ...
7362 (could_have_pointers): ... here. For arrays use the element type.
7363 (create_variable_info_for): Initialize may_have_pointers.
7364 (new_var_info): Likewise.
7365 (handle_lhs_call): Make the HEAP variable unknown-sized.
7366 (intra_create_variable_infos): Use a type with pointers for
7367 PARM_NOALIAS, make it unknown-sized.
7369 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7372 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7374 2009-02-18 Jason Merrill <jason@redhat.com>
7377 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7378 value if DECL_EXTERNAL.
7379 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7380 * target.h (gcc_target::binds_local_p): Clarify "module".
7381 * tree.h (TREE_PUBLIC): Clarify "module".
7383 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7386 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7387 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7389 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7392 * c.opt (Wabi): Support C and ObjC.
7395 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7397 * config/i386/i386.c (classify_argument): Warn once about the ABI
7398 change when passing union with long double.
7400 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7402 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7405 * c-parser.c (c_parser_compound_statement): Always enter and leave
7408 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7411 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7413 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7415 PR tree-optimization/36922
7416 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7417 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7420 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7422 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7425 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7427 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7429 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7431 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7434 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7435 Richard Sandiford <rdsandiford@googlemail.com>
7437 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7438 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7439 (loongson_biadd): ...this.
7441 2009-02-17 Richard Guenther <rguenther@suse.de>
7443 PR tree-optimization/39202
7444 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7445 a var make sure to follow existing collapses.
7447 2009-02-17 Richard Guenther <rguenther@suse.de>
7450 * langhooks.c (lhd_print_error_function): Check for NULL block.
7452 2009-02-17 Richard Guenther <rguenther@suse.de>
7454 PR tree-optimization/39204
7455 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7458 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7460 * config/soft-fp/double.h: Update from glibc CVS.
7462 2009-02-17 Richard Guenther <rguenther@suse.de>
7464 PR tree-optimization/39207
7465 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7466 strict-aliasing warnings for pointers pointing to NULL.
7468 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7471 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7472 skipping until next close brace.
7474 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7477 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7478 to function argument boundary.
7480 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7482 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7483 in the lea_add. Reload eventually constraints it properly.
7484 * config/picochip/constraints.md : Remove the target constraint
7485 "b", since it is not needed anymore.
7487 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7489 * gthr-dce.h: Uglify function parameter and local variable names.
7490 * gthr-gnat.h: Likewise.
7491 * gthr-mipssde.h: Likewise.
7492 * gthr-nks.h: Likewise.
7493 * gthr-posix95.h: Likewise.
7494 * gthr-posix.h: Likewise.
7495 * gthr-rtems.h: Likewise.
7496 * gthr-single.h: Likewise.
7497 * gthr-solaris.h: Likewise.
7498 * gthr-tpf.h: Likewise.
7499 * gthr-vxworks.h: Likewise.
7500 * gthr-win32.h: Likewise.
7502 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7505 * config/i386/i386.md: Restrict the new peephole2 to move
7506 between MMX/SSE registers.
7508 2009-02-15 Richard Guenther <rguenther@suse.de>
7511 2009-02-13 Richard Guenther <rguenther@suse.de>
7513 * configure.ac: Enable LFS.
7514 * configure: Re-generate.
7515 * config.in: Likewise.
7517 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7519 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7520 spu_srqwbyte, spu_srqwbytebc): Define.
7521 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7522 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7523 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7524 "shrqby_<mode>"): New insn-and-split patterns.
7525 * config/spu/spu.c (expand_builtin_args): Determine and return
7526 number of operands using spu_builtin_description data.
7527 (spu_expand_builtin_1): Use it.
7529 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7532 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7535 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7538 * config/i386/i386.c (override_options): Correct warning
7539 messages for -malign-loops, -malign-jumps and -malign-functions.
7541 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7544 * config/i386/i386.md: Restrict the new peephole2 to move
7545 between the general purpose registers.
7547 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7550 * config/i386/i386.c (type_natural_mode): Add a new argument.
7551 Return the original mode and warn ABI change if vector size is 32byte.
7552 (function_arg_advance): Updated.
7553 (function_arg): Likewise.
7554 (ix86_function_value): Likewise.
7555 (ix86_return_in_memory): Likewise.
7556 (ix86_sol10_return_in_memory): Likewise.
7557 (ix86_gimplify_va_arg): Likewise.
7558 (function_arg_32): Don't warn ABX ABI change here.
7559 (function_arg_64): Likewise.
7561 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7563 * loop-iv.c (implies_p): In the final case, test that operands 0
7564 of the two comparisons match.
7566 * config/bfin/bfin.c (find_prev_insn_start): New function.
7567 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7568 (find_next_insn_start): Move.
7570 2009-02-13 Richard Guenther <rguenther@suse.de>
7572 * configure.ac: Enable LFS.
7573 * configure: Re-generate.
7574 * config.in: Likewise.
7576 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7579 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7580 sizes on syntax error after some arguments have been parsed.
7582 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7584 * doc/invoke.texi (-fira): Remove.
7586 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7588 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7589 * recog.c: Likewise.
7592 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7594 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7595 (umul_ppmm): Likewise.
7596 (count_leading_zeros): Likewise.
7597 (count_trailing_zeros): Likewise.
7598 (UMUL_TIME): Likewise.
7600 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7602 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7603 soft-fp/t-softfp to tmake_file.
7605 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7606 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7607 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7608 IA64_BUILTIN_INFQ]: New.
7609 (ia64_init_builtins): Initialize __builtin_infq,
7610 __builtin_fabsq and __builtin_copysignq if not HPUX.
7611 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7612 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7614 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7616 (__fixtfti): Likewise.
7617 (__fixunstfti): Likewise.
7618 (__floattitf): Likewise.
7620 * config/ia64/libgcc-glibc.ver: New.
7621 * config/ia64/t-fprules-softfp: Likewise.
7622 * config/ia64/sfp-machine.h: Likewise.
7624 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7625 (LIBGCC2_TF_CEXT): Likewise.
7626 (TF_SIZE): Likewise.
7627 (TARGET_INIT_LIBFUNCS): Likewise.
7629 * config/ia64/t-glibc (SHLINB_MAPFILES):
7630 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7632 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7634 * config/i386/i386.c (construct_container): Rewrite processing
7635 BLKmode with X86_64_SSE_CLASS.
7637 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7640 * config/i386/i386.md: Replace simplify_replace_rtx with
7641 replace_rtx in the new peephole2.
7643 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7645 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7646 loop unrolling do not happen at -O2.
7648 2009-02-12 Michael Matz <matz@suse.de>
7650 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7652 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7654 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7657 2009-02-12 Ben Elliston <bje@au.ibm.com>
7659 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7660 patterns when updating the back chain. Missed in the 2009-02-10
7663 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7665 * doc/extend.texi (Decimal Floating Types): Update identifier of
7666 draft TR and list of missing support.
7668 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7671 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7672 bit to variable length decl's flags, add it also to its
7673 pointer replacement variable.
7675 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7676 Jakub Jelinek <jakub@redhat.com>
7679 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7680 (memory_blockage): New expander.
7681 (*memory_blockage): New insn pattern.
7682 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7683 instead of general blockage at the end of function prologue when
7684 frame pointer is used to access red zone area. Do not emit blockage
7685 when profiling, it is emitted in generic code.
7686 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7687 function epilogue when frame pointer is used to access red zone area.
7689 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7692 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7693 by arithmetic with memory operands.
7694 * config/i386/predicates.md (commutative_operator): New.
7696 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7698 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7701 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7703 * alias.h (record_alias_subset): Declare.
7704 * alias.c (record_alias_subset): Make global.
7706 2009-02-10 Nick Clifton <nickc@redhat.com>
7708 * tree-parloops.c: Change license to GPLv3.
7709 * ipa-struct-reorg.c: Change license to GPLv3.
7710 * ipa-struct-reorg.h: Change license to GPLv3.
7712 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7715 * c-decl.c (start_struct): Return NULL on error.
7717 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7720 * cfgloopmanip.c (remove_path): Call remove_bbs after
7721 cancel_loop_tree, not before it.
7724 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7725 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7726 VAR_DECLs were seen.
7727 * tree-ssa-live.c (remove_unused_locals): Recompute
7728 cfun->has_local_explicit_reg_vars.
7729 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7730 copies or clearings if cfun->has_local_explicit_reg_vars.
7732 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7735 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7736 of function prologue when frame pointer is used to access
7739 2009-02-10 Richard Guenther <rguenther@suse.de>
7742 * gimplify.c (gimple_regimplify_operands): Always look if
7743 we need to create a temporary.
7745 2009-02-10 Richard Guenther <rguenther@suse.de>
7747 PR tree-optimization/39132
7748 * tree-loop-distribution.c (todo): New global var.
7749 (generate_memset_zero): Trigger TODO_rebuild_alias.
7750 (tree_loop_distribution): Return todo.
7752 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7755 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7756 (x86_64_reg_class_name): Removed.
7757 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7758 first one isn't X86_64_SSE_CLASS or any other ones aren't
7759 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7760 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7761 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7762 and 3 X86_64_SSEUP_CLASS.
7763 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7764 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7766 2009-02-10 Ben Elliston <bje@au.ibm.com>
7768 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7769 form instruction to update the stack back chain word, even if the
7770 user has disabled the generation of update instructions.
7771 (movdi_<mode>_update_stack): New.
7772 (movsi_update_stack): Likewise.
7773 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7774 always use an update form instruction to update the stack back
7777 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7780 * graphite.c (if_region_set_false_region): After moving a region in
7781 the false branch of a condition, remove the empty dummy basic block.
7782 (gloog): Remove wrong fix for PR38953.
7784 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7786 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7787 generation due to implicit sign extension.
7789 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7792 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7793 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7795 2009-02-09 Richard Guenther <rguenther@suse.de>
7798 * convert.c (convert_to_real): Disable (float)fn((double)x)
7799 to fnf(x) conversion if errno differences may occur and
7800 -fmath-errno is set.
7802 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7804 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7805 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7806 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7808 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7811 * c-common.c (handle_alias_attribute): Disallow attribute for
7812 anything not a FUNCTION_DECL or VAR_DECL.
7814 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7817 * real.c (do_compare): Special-case compare of zero against
7818 decimal float value.
7820 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7823 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7824 as indicating flexible array members unless the field itself is
7825 being declarared as the incomplete array.
7827 2009-02-06 Jan Hubicka <jh@suse.cz>
7829 PR tree-optimization/38844
7830 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7833 2009-02-06 Richard Guenther <rguenther@suse.de>
7836 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7837 fork because we may expand it as __gcov_fork.
7839 2009-02-06 Nick Clifton <nickc@redhat.com>
7841 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7843 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7845 PR tree-optimization/35659
7846 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7847 vn_phi_eq): Shortcut if hashcode does not match.
7848 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7850 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7851 and avoid iterative_hash_expr.
7852 (FOR_EACH_VALUE_ID_IN_SET): New.
7853 (value_id_compare): Remove.
7854 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7855 sort expressions by value id.
7857 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7860 * config/sh/predicates.md (general_movsrc_operand): Don't check
7861 the subreg of system registers here.
7863 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7866 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7869 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7871 PR rtl-optimization/39110
7872 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7873 addresses, not aligned ones.
7875 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7876 Richard Guenther <rguenther@suse.de>
7878 PR tree-optimization/39100
7879 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7880 comment says and add edges.
7882 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7885 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7886 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7888 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7890 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7891 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7892 register_bb_in_sese, new_sese, free_sese): Moved.
7893 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7894 outermost_loop_in_scop, build_scop_iteration_domain,
7895 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7896 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7897 Use loop_in_sese_p instead of loop_in_scop_p.
7898 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7899 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7900 (scopdet_basic_block_info): Fix bug in scop detection.
7901 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7902 eq_loop_to_cloog_loop): Remove.
7903 (nb_loops_around_loop_in_scop, nb_loop
7904 ref_nb_loops): Moved here...
7905 * graphite.h (ref_nb_loops): ... from here.
7906 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7907 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7908 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7909 * testsuite/gcc.dg/graphite/scop-19.c: New
7911 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7912 Hans-Peter Nilsson <hp@axis.com>
7914 PR rtl-optimization/37889
7915 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7916 Move offset handling from PLUS to before the switch. Use new
7917 arguments when considering SYMBOL_REFs too.
7918 (rtx_addr_can_trap_p): Pass dummy offset and size.
7919 (enum may_trap_p_flags): Remove.
7920 (may_trap_p_1): Pass size from MEM_SIZE.
7922 PR rtl-optimization/38921
7923 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7924 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7925 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7926 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7928 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7930 AVX Programming Reference (January, 2009)
7931 * config/i386/sse.md (*vpclmulqdq): New.
7933 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7935 PR tree-optimization/38977
7936 PR gcov-profile/38292
7937 * calls.c (special_function_p): Disregard __builtin_ prefix.
7939 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7941 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7942 non-indexable addresses even before reload.
7944 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7947 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7948 as having variable size. Do not give an error for unnamed
7949 parameters with [*] declarators. Give a warning for type names
7950 with [*] declarators and mark them as variable size.
7951 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7952 for sizeof applied to [*] type names.
7954 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7957 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7959 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7961 * gcc.c (process_command): Update copyright notice dates.
7962 * gcov.c (print_version): Likewise.
7963 * gcov-dump.c (print_version): Likewise.
7964 * mips-tfile.c (main): Likewise.
7965 * mips-tdump.c (main): Likewise.
7967 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7970 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7971 for composite type involving a zero-length array type.
7973 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7976 * function.c (match_asm_constraints_1): Skip over
7977 initial optional % in the constraint.
7980 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7981 supported, don't accept FIXED_CSTs.
7982 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7983 and _Sat is used without _Fract/_Accum. Set specs->type to
7984 integer_type_node for cts_fract/cts_accum if fixed point is not
7987 2009-02-02 Catherine Moore <clm@codesourcery.com>
7989 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7991 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7993 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7994 (ABI_HAS_64BIT_SYMBOLS): Use it.
7995 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7997 2009-02-02 Paul Brook <paul@codesourcery.com>
7999 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8001 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8004 * recog.h (asm_operand_ok): Add constraints argument.
8005 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8006 recurse on matching constraint.
8007 (check_asm_operands): Pass constraints as 3rd argument to
8008 asm_operand_ok. Don't look up matching constraint here.
8009 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8012 2009-02-02 Ben Elliston <bje@au.ibm.com>
8014 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8015 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8017 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8019 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8020 information. Remove some obsolete information. Reorganize.
8022 * config/pa/fptr.c: Revert license to GPL 2.
8023 * config/pa/milli64.S: Likewise.
8025 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8028 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8029 LIBRARY name in, instead of hard-coding it.
8030 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8031 extra target make frag to tmake_files according to EH model.
8032 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8033 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8034 frags that define makefile variable EH_MODEL appropriately.
8035 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8036 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8037 to "-sjlj" according to type of EH configured.
8038 (LIBGCC_SONAME): Concatenate it to shared library base name.
8039 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8040 to "_sjlj" according to type of EH configured.
8041 (LIBGCC_SONAME): Concatenate it to shared library base name.
8042 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8043 (SHLIB_LINK): Add missing semicolon to if-else construct.
8044 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8045 string value of "pe_dll" command-line option.
8046 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8047 (SHLIB_SONAME): Use it when overriding t-cygming default.
8048 (SHLIB_IMPLIB): Override t-cygming default.
8049 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8050 string value of "pe_dll" command-line option.
8052 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8055 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8056 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8058 2009-01-31 Richard Guenther <rguenther@suse.de>
8060 PR tree-optimization/38937
8061 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8062 computing the transitive closure.
8064 2009-01-30 Richard Guenther <rguenther@suse.de>
8066 PR tree-optimization/39041
8067 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8068 Propagate variable indices only if the types match for this stmt.
8070 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8073 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8074 inline but never defined.
8076 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8078 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8079 (*insv_h_di_reg_extimm): New insn.
8080 (*insv_l<mode>_reg_extimm): New insn.
8082 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8084 * config/picochip/picochip.c (flag_conserve_stack): set
8085 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8086 fconserve-stack. Reduce call-overhead used by inliner.
8088 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8091 * common.opt (flag_conserve_stack): Initialised to zero.
8093 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8096 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8097 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8100 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8102 * ira-color.c (allocno_reload_assign): Update comments.
8103 * regmove.c (regmove_optimize): Likewise.
8107 2009-01-29 Robert Millan <rmh@aybabtu.com>
8109 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8110 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
8111 `MD_UNWIND_SUPPORT'.
8112 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8114 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8116 PR tree-optimization/39007
8117 * tree-loop-distribution.c (generate_builtin): Use
8118 recompute_dominator to compute the immediate dominator of the
8119 basic block just after the loop.
8121 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8123 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8124 (ASM_OUTPUT_DWARF_PCREL): Define.
8126 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8128 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8129 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8130 global. Modify entries about regmove and IRA.
8132 * ra-conflict.c: Remove the file.
8134 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8136 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8137 (pass_regclass_init): Rename to pass_reginfo_init.
8139 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8141 * toplev.h (flag_ira): Remove.
8143 * caller-save.c (setup_save_areas): Remove flag_ira.
8145 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8147 * global.c: Remove the file.
8149 * opts.c (decode_options): Remove flag_ira.
8151 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8153 * regmove.c: Modify file description.
8154 (find_use_as_address, try_auto_increment): Define them only if
8155 AUTO_INC_DEC is defined.
8156 (replacement_quality, replace_in_call_usage, fixup_match_1,
8157 stable_and_no_regs_but_for_p): Remove.
8158 (reg_set_in_bb): Make it static.
8159 (regmove_optimize): Remove flag_ira and code which worked for
8162 * local-alloc.c: Remove the file.
8164 * common.opt (fira): Remove.
8166 * ira.c: Include except.h.
8167 (eliminable_regset): Move from global.c.
8168 (mark_elimination): Ditto. Remove flag_ira.
8169 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8170 equiv_mem_modified, validate_equiv_mem_from_store,
8171 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8172 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8173 no_equiv, recorded_label_ref): Move from local-alloc.c.
8174 (update_equiv_regs): Ditto. Make it static.
8175 (print_insn_chain, print_insn_chains): Move it from global.c.
8176 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8177 (build_insn_chain): Ditto. Make it static.
8178 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8179 Rename to init_live_subregs.
8180 (gate_ira): Remove flag_ira.
8182 * regclass.c: Rename reginfo.c. Change file description.
8183 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8184 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8185 (init_reg_sets_1): Remove code for evaluation of
8186 reg_class_superclasses and losing_caller_save_reg_set.
8187 (init_regs): Remove init_reg_autoinc.
8188 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8189 ok_for_base_p_nonstrict): Remove.
8190 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8191 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8192 corresponding entries.
8193 (dump_regclass, record_operand_costs, scan_one_insn,
8194 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8195 record_address_regs, auto_inc_dec_reg_p): Remove.
8196 (gt-regclass.h): Rename to gt-reginfo.h.
8198 * rtl.h (dump_global_regs, retry_global_alloc,
8199 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8201 * Makefile.in (RA_H): Remove.
8202 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8203 Rename regclass.o to reginfo.o.
8204 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8206 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8207 (GTFILES): Rename regclass.c to reginfo.c.
8209 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8210 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8212 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8213 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8215 (finish_spills): Ditto. Remove code for !flag_ira.
8217 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8220 * doc/invoke.texi (rtl debug options): Complete rewrite.
8221 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8223 * mode-switching.c (pass_mode_switching): Rename pass from
8224 "mode-sw" to "mode_sw".
8225 * except.c (pass_convert_to_eh_ranges): Rename pass from
8226 "eh-ranges" to "eh_ranges".
8227 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8231 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8232 Alexander Monakov <amonakov@ispras.ru>
8235 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8237 (move_exprs_to_boundary): Change return type and pass through
8238 should_move from move_op. Relax assert. Update usage ...
8239 (schedule_expr_on_boundary): ... here. Use should_move instead of
8241 (move_op_orig_expr_found): Indicate that insn was disconnected from
8243 (code_motion_process_successors): Do not call after_merge_succs
8244 callback if original expression was not found when traversing any of
8246 (code_motion_path_driver): Change return type. Update prototype.
8247 (move_op): Update comment. Add a new parameter (should_move). Update
8248 prototype. Set *should_move based on indication provided by
8249 move_op_orig_expr_found.
8251 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8253 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8254 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8255 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8256 * config/rs6000/rs6000.c (rs6000_override_options): Default
8257 avoid-indexed-addresses on for Power6, off for everything else.
8258 (avoiding_indexed_address_p): New function.
8259 (rs6000_legitimize_address): Use it.
8260 (rs6000_legitimate_address): Likewise.
8261 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8263 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8265 PR tree-optimization/38997
8266 * tree-loop-distribution.c (generate_memset_zero): Use
8267 POINTER_PLUS_EXPR for a pointer addition.
8269 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8271 * config/s390/s390.md (bswap<mode>2): New pattern added.
8273 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8275 * config/s390/s390.md (*tls_load_31): Added type attribute.
8277 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8279 * config/s390/s390.md: Fix a few comments.
8281 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8283 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8284 (*tm<mode>_full): Fixed z10prop attribute.
8285 (*tst<mode>_extimm): Fixed z10prop attribute.
8286 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8287 (*tstqiCCT_cconly): Fixed z10prop attribute.
8288 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8289 (*movsi_larl): Fixed z10prop attribute.
8290 (*movsi_zarch): Fixed z10prop attribute.
8291 (*movsi_eas): Fixed z10prop attribute.
8292 (*movhi): Fixed z10prop attribute.
8293 (*movqi): Fixed z10prop attribute.
8294 (*movstrictqi): Fixed z10prop attribute.
8295 (*mov<mode>): Fixed z10prop attribute.
8296 (*movcc): Fixed z10prop attribute.
8297 (*sethighpartdi_64): Fixed z10prop attribute.
8298 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8299 (*negdi2_sign_cc): Fixed z10prop attribute.
8300 (*negdi2_sign): Fixed z10prop attribute.
8301 (*absdi2_sign_cc): Fixed z10prop attribute.
8302 (*absdi2_sign): Fixed z10prop attribute.
8303 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8304 (*negabsdi2_sign): Fixed z10prop attribute.
8305 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8306 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8307 (doloop_si64): Fixed z10prop attribute.
8308 (doloop_si31): Fixed z10prop attribute.
8309 (doloop_long): Fixed z10prop attribute.
8310 (indirect_jump): Fixed z10prop attribute.
8311 (nop): Fixed z10prop attribute.
8312 (main_base_64): Fixed z10prop attribute.
8313 (reload_base_64): Fixed z10prop attribute.
8315 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8317 PR rtl-optimization/38740
8318 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8320 * config/mips/mips.c (mips_reorg): Likewise.
8322 2009-01-28 Richard Guenther <rguenther@suse.de>
8324 PR tree-optimization/38926
8325 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8326 with the correct value id to a value.
8327 (do_regular_insertion): Use the value number of edoubleprime
8328 for the value number of the expr.
8331 2008-08-21 Richard Guenther <rguenther@suse.de>
8333 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8334 a PHI ask VN if it is already available.
8335 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8336 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8338 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8341 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8342 set to varying whenever max has TREE_OVERFLOW set, similarly
8343 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8345 2009-01-28 Richard Guenther <rguenther@suse.de>
8348 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8349 uninitialized aggregate uses in call arguments.
8351 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8353 PR tree-optimization/38984
8354 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8355 the nothing_id variable if -fno-delete-null-pointer-checks.
8357 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8360 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8361 (set_got_offset_rex64): Ditto.
8363 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8366 * doc/extend.texi: Improve local variable with asm reg.
8368 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8370 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8371 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8372 was not supplied then set warn_packed_bitfield_compat to the
8374 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8377 2009-01-27 Richard Guenther <rguenther@suse.de>
8379 PR tree-optimization/38503
8380 * cfgexpand.c (expand_gimple_basic_block): Ignore
8381 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8382 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8383 variables that cannot have TBAA applied.
8384 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8387 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8390 * calls.c (initialize_argument_information): Do not wrap complex
8391 arguments in SAVE_EXPR.
8393 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8395 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8396 (INSTALL_LIBGCC): Revert typo commit.
8398 2009-01-26 Richard Guenther <rguenther@suse.de>
8400 PR tree-optimization/38745
8401 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8402 from special handling.
8404 2009-01-26 Richard Guenther <rguenther@suse.de>
8406 PR tree-optimization/38745
8407 * tree-ssa.c (execute_update_addresses_taken): Do not include
8408 variables that cannot possibly be a register in not_reg_needs.
8409 Do not clear TREE_ADDRESSABLE on vars that may not become
8411 * tree-ssa.c (update_alias_info_1): Include those in the set
8412 of addressable vars.
8414 2009-01-26 Richard Guenther <rguenther@suse.de>
8417 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8418 * tree-ssa-dse.c: Include langhooks.h
8419 (execute_simple_dse): Remove stores with zero size.
8421 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8424 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8427 2009-01-24 Julian Brown <julian@codesourcery.com>
8429 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8430 config/arm/linux-atomic.c.
8431 * config/arm/linux-atomic.c: New.
8433 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8435 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8436 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8437 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8439 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8442 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8445 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8447 PR tree-optimization/38953
8448 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8449 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8450 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8451 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8454 2009-01-24 Paul Brook <paul@codesourcery.com>
8456 * config/arm/neon.md (neon_type): Move to arm.md.
8457 (neon_mov<VSTRUCT>): Add neon_type attribute.
8458 * config/arm/arm.md (neon_type): Move to here.
8459 (conds): Add "unconditioal" and use as default for NEON insns.
8461 2009-01-24 Ben Elliston <bje@au.ibm.com>
8463 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8464 void *' warning from -Wc++-compat.
8465 * Makefile.in (dominance.o-warn): Remove.
8467 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8469 PR tree-optimization/38932
8470 * fold-const.c (fold_unary_ignore_overflow): New.
8471 * tree.h (fold_unary_ignore_overflow): Declare.
8472 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8473 * tree-ssa-sccvn.c (visit_reference_op_load,
8474 simplify_unary_expression): Likewise.
8476 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8478 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8479 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8480 regardless of their type.
8481 * c-common.c (handle_packed_attribute): Don't ignore packed on
8483 * c.opt (Wpacked-bitfield-compat): New warning option.
8484 * stor-layout.c (place_field): Warn if offset of a field changed.
8485 * doc/extend.texi (packed): Mention the ABI change.
8486 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8487 (Warning Options): Add it to the list.
8489 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8491 * c-opts.c (c_common_post_options): Fix a typo in comments.
8493 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8496 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8497 variables to static.
8498 * doc/invoke.texi (-fmerge-all-constants): Update description.
8500 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8503 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8504 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8506 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8508 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8510 (LOCAL_ALIGNMENT): Similarly.
8512 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8513 Joseph Myers <joseph@codesourcery.com>
8515 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8516 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8517 * config/arm/arm-tune.md: Regenerate.
8518 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8521 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8523 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8524 version number to five.
8526 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8529 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8530 * c-common.c (set_underlying_type): Likewise.
8531 (is_typedef_decl ): Likewise
8533 (set_underlying_type): Likewise.
8534 (is_typedef_type): Likewise.
8536 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8539 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8542 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8545 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8546 (LIBGCC_SPEC): Don't define.
8547 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8549 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8551 PR rtl-optimization/38879
8552 * alias.c (base_alias_check): Unaligned access via AND address can
8553 alias all surrounding object types except those with sizes equal
8554 or wider than the size of unaligned access.
8556 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8559 * c-decl.c (clone_underlying_type): Move this ...
8560 * c-common.c (set_underlying_type): ... here.
8561 Also, make sure the function properly sets TYPE_STUB_DECL() on
8562 the newly created typedef variant type.
8563 (is_typedef_decl ): New entry point.
8564 * tree.h: Added a new member member_types_needing_access_check to
8565 struct tree_decl_non_common.
8566 (set_underlying_type): New entry point.
8567 (is_typedef_type): Likewise.
8569 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8571 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8572 Check whether two instructions have memory references that
8573 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8574 are helper functions for traversing.
8575 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8576 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8577 not to draw dependency edge for instructions with non-conflicting
8580 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8583 * longlong.h: Update copyright years. Use soft-fp license notice.
8584 Sync __clz_tab declaration with glibc.
8586 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8589 * doc/extend.texi (syscall_linkage): New.
8590 (version_id): Modify.
8592 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8593 Richard Guenther <rguenther@suse.de>
8595 PR tree-optimization/38747
8596 PR tree-optimization/38748
8597 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8598 conversion if the base address is an indirect reference and the
8599 aliasing sets could cause issues.
8601 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8603 * common.opt (fgraphite, fgraphite-identity): Add comment for
8604 explaining why these options are not documented.
8606 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8608 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8609 gimple_call_lhs is NULL.
8611 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8614 * emit-rtl.c (adjust_address_1): Make sure memref is never
8617 2009-01-20 Ben Elliston <bje@au.ibm.com>
8619 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8620 const qualifier from arg parameter. Remove unnecessary cast to char *.
8621 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8622 const qualifier from arg 2.
8624 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8626 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8628 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8631 * rtl.h (reinit_regs): New prototype.
8632 * regclass.c: Include ira.h.
8634 * Makefile.in (regclass.o): Add ira.h.
8635 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8637 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8640 * c-common.c (handle_aligned_attribute): Use
8641 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8642 default alignment value.
8644 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8646 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8647 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8649 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8650 __BIGGEST_ALIGNMENT__.
8652 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8654 2009-01-18 Richard Guenther <rguenther@suse.de>
8656 PR tree-optimization/38819
8657 * tree-flow.h (operation_could_trap_helper_p): Declare.
8658 * tree-eh.c (operation_could_trap_helper_p): Export.
8659 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8660 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8661 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8662 are about to insert a possibly trapping instruction and fail
8665 2009-01-18 Andreas Schwab <schwab@suse.de>
8667 * doc/install.texi (Configuration): Remove obsolete paragraph
8668 about use of --with-gnu-ld with --with-gnu-as.
8670 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8672 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8673 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8674 Follow spelling conventions.
8676 2009-01-18 Ben Elliston <bje@au.ibm.com>
8678 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8679 C++ warning about implicit conversion from void * to struct
8681 (bitmap_obstack_free): Likewise for bitmap_element *.
8682 * Makefile.in (bitmap.o-warn): Remove.
8684 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8686 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8688 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8689 Tobias Grosser <tobi.grosser@amd.com>
8691 * graphite.c (graphite_trans_scop_block): Do not block single
8694 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8696 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8697 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8698 test with assertion.
8700 2009-01-16 Richard Guenther <rguenther@suse.de>
8702 PR tree-optimization/38835
8704 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8705 and INT + PTR -> (INT)(PTR p+ INT) folding.
8706 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8708 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8711 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8712 the subreg from a lowpart subreg if it is also casting the value.
8714 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8715 Tobias Grosser <tobi.grosser@amd.com>
8717 * graphite.c (compare_prefix_loops): New.
8718 (build_scop_canonical_schedules): Rewritten.
8719 (graphite_transform_loops): Move build_scop_canonical_schedules
8720 after build_scop_iteration_domain.
8722 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8723 Tobias Grosser <tobi.grosser@amd.com>
8725 * graphite.c (add_conditions_to_domain): Add the loops to
8726 the dimension of the iteration domain. Do copy the domain
8727 only when it exists.
8728 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8729 (add_conditions_to_constraints): New.
8730 (can_generate_code_stmt, can_generate_code): Removed.
8731 (gloog): Do not call can_generate_code.
8732 (graphite_transform_loops): Call add_conditions_to_constraints
8733 after building the iteration domain.
8735 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8737 PR tree-optimization/38789
8738 * tree-ssa-threadedge.c
8739 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8740 __builtin_constant_p.
8742 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8744 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8745 examined before deleting them.
8747 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8749 * function.c (aggregate_value_p): Correctly extract the function
8750 type from CALL_EXPR_FN lookup.
8752 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8754 * config/picochip/picochip.c (picochip_override_options): Revert
8755 CFI asm flag disable commited previously.
8757 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8758 Tobias Grosser <tobi.grosser@amd.com>
8759 Jan Sjodin <jan.sjodin@amd.com>
8761 * graphite.c (scan_tree_for_params): On substractions negate
8762 all the coefficients of the term.
8763 (clast_to_gcc_expression_red): New. Handle reduction expressions
8764 of more than two operands.
8765 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8766 (get_vdef_before_scop): Handle also the case of default definitions.
8768 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8770 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8771 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8772 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8774 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8775 Joey Ye <joey.ye@intel.com>
8778 * cfgexpand.c (expand_stack_alignment): Don't update stack
8779 boundary nor check incoming stack boundary here.
8780 (gimple_expand_cfg): Update stack boundary and check incoming
8781 stack boundary here.
8783 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8785 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8787 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8789 PR rtl-optimization/38245
8790 * calls.c (expand_call): Add stack arguments to
8791 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8792 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8793 in regs and partially in memory or BLKmode arguments.
8794 (emit_library_call_value_1): Add stack arguments to
8795 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8796 ACCUMULATE_OUTGOING_ARGS).
8797 * dce.c: Include tm_p.h.
8798 (find_call_stack_args): New function.
8799 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8801 (mark_insn): Call find_call_stack_args for CALL_Ps.
8802 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8803 forwards. Allocate and free arg_stores bitmap if needed, pass it
8804 down to deletable_insn_p, don't mark stores set in arg_stores
8805 bitmap, clear the bitmap at the beginning of each bb.
8806 * Makefile.in (dce.o): Depend on $(TM_P_H).
8808 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8811 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8812 to make sure the insn is a conditional test (bug 22599). Reformat a
8815 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8818 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8819 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8820 (gloog): Do not call cleanup_tree_cfg.
8821 (graphite_transform_loops): Call cleanup_tree_cfg after all
8822 scops have been code generated.
8824 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8825 * doc/gty.texi (Invoking the garbage collector): Added new node
8826 and section documenting ggc_collect.
8828 2009-01-14 Richard Guenther <rguenther@suse.de>
8830 PR tree-optimization/38826
8832 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8833 initialization notes only if we actually emitted a warning.
8834 (intra_create_variable_infos): Add constraints for a result decl
8835 that is passed by hidden reference.
8836 (build_pred_graph): Mark all related variables non-direct on
8839 2009-01-14 Nick Clifton <nickc@redhat.com>
8841 * ira-conflicts.c: Include addresses.h for the definition of
8843 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8844 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8846 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8849 * Makefile.in (ira-lives.o): Add except.h.
8851 * ira-lives.c: Include except.h.
8852 (process_bb_node_lives): Process can_throw_internal.
8854 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8856 PR rtl-optimization/38774
8857 * combine.c (simplify_set): When undoing cc_use change, don't do
8858 PUT_CODE on the newly created comparison, but instead put back the
8861 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8863 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8864 values. Remove duplicate arm8 entry.
8866 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8868 PR tree-optimization/38786
8869 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8870 the SSA_NAME case of expand_scalar_variables_expr.
8871 Set the type of an expression to the type of its assign statement.
8872 (expand_scalar_variables_expr): Also gather the scalar computation
8873 used to index the memory access. Do not pass loop_p.
8874 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8875 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8876 the gimple_stmt_iterator where it inserts new code.
8878 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8879 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8881 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8883 * graphite.h (debug_value): Removed.
8884 * graphite.c (debug_value): Removed.
8886 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8888 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8889 ldrd/strd with two 32-bit instructions.
8891 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8893 * config/arm/arm.c (struct processors): Pass for speed down into
8894 cost helper functions.
8895 (const_ok_for_op): Handle COMPARE and inequality nodes.
8896 (arm_rtx_costs_1): Rewrite.
8897 (arm_size_rtx_costs): Update prototype.
8898 (arm_rtx_costs): Pass speed down to helper functions.
8899 (arm_slowmul_rtx_costs): Rework cost calculations.
8900 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8901 (arm_9e_rtx_costs): Likewise.
8903 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8905 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8906 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8907 (alpha_legitimize_address): Do not split local symbols wider than
8908 UNITS_PER_WORD into HIGH/LO_SUM parts.
8910 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8913 * gcc.c (process_command): Replace call to execvp with calls
8914 to pex_one and exit.
8916 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8919 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8920 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8921 variant for devices with 3-byte PC.
8922 (__tablejump_elpm__): New.
8924 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8927 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8928 offsetof member-designator, handle it as `[0].'.
8930 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8932 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8933 function when not using named sections on targets with named sections
8934 if branch distance is less than 262132.
8936 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8938 * combine.c (combine_instructions): Recompute
8939 optimize_this_for_speed_p for each BB in the main combine loop.
8941 2009-01-12 Tomas Bily <tbily@suse.cz>
8944 * tree-loop-distribution.c (prop_phis): New function.
8945 (generate_builtin): Call prop_phis.
8946 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8948 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8950 PR tree-optimization/38807
8951 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8952 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8954 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8956 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8957 subreg of op0 to the original op0.
8959 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8961 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8963 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8966 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8967 starting with digits.
8969 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8972 * config/arm/arm.c (arm_is_long_call_p): Don't call
8973 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8975 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8977 * regrename.c (regrename_optimize): Fix dumping.
8978 (find_oldest_value_reg): Preserve REG_POINTER.
8979 (copy_hardreg_forward_1): Likewise.
8981 2009-01-09 Diego Novillo <dnovillo@google.com>
8983 * gimple.h (struct gimple_statement_base) <uid>: Document
8984 the restrictions on its use.
8986 (gimple_set_uid): Tidy.
8988 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8990 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8991 zero guard even if align_bytes != 0 and count is smaller than
8994 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8996 PR rtl-optimization/38495
8997 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8998 (add_range_and_copies_from_move_list): Print all added ranges.
8999 Add ranges to memory optimized destination.
9001 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9005 * config/i386/i386.c (override_options): Reject
9006 -mstringop-strategy=rep_8byte with -m32.
9007 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9008 to 1. Do count comparison against epilogue_size_needed at compile
9009 time even when count_exp was constant forced into register. For
9010 size_needed don't jump to epilogue, instead just avoid aligning
9011 and invoke the body algorithm. If need_zero_guard, add zero guard
9012 even if count is non-zero, but smaller than size_needed + number of
9013 bytes that could be stored for alignment.
9014 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9015 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9016 but smaller than size_needed + number of bytes that could be stored
9017 for alignment. Compare size_needed with epilogue_size_needed instead
9018 of desired_align - align, don't adjust size_needed, pass
9019 epilogue_size_needed to the epilogue expanders.
9022 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9024 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9026 * pa.c (last_address): Change to unsigned.
9027 (update_total_code_bytes): Change argument to unsigned. Don't
9028 check if insn addresses are set.
9029 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9030 addresses are not set.
9031 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9033 2009-01-09 Nick Clifton <nickc@redhat.com>
9035 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9036 DECL_DECLARED_INLINE_P.
9038 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9041 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9042 GET_MODE (op0) in operand_subword_force calls.
9045 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9046 fold_convert arg0 operands to TREE_TYPE (op0) first.
9048 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9050 * params.def (ira-max-conflict-table-size): Decrease default value
9053 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9055 PR tree-optimization/37031
9056 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9058 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9059 allocate it using gc instead of heap, use VEC_quick_push instead of
9061 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9062 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9063 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9064 allocated vector from heap allocated.
9065 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9066 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9067 vector only after perfect_loop_nest_depth call.
9069 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9070 Jan Sjodin <jan.sjodin@amd.com>
9072 PR tree-optimization/38559
9073 * graphite.c (debug_value, copy_constraint,
9074 swap_constraint_variables, scale_constraint_variable, ): New.
9075 (get_lower_bound, get_upper_bound): Removed.
9076 (graphite_trans_bb_strip_mine): Clean up this code that works
9077 only for constant number of iterations. Fully copy upper and
9078 lower bound constraints, not only the constant part of them.
9079 * graphite.h (debug_value): Declared.
9081 2009-01-08 Ira Rosen <irar@il.ibm.com>
9083 PR tree-optimization/37194
9084 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9085 Don't add the cost of cost model guard in prologue to scalar
9086 outside cost in case of known number of iterations.
9088 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9089 Alan Modra <amodra@bigpond.net.au>
9091 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9092 non-word-aligned REG+CONST addressing.
9094 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9097 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9098 free_after_compilation when outputting a thunk.
9099 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9100 Do not call free_after_compilation here.
9102 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9104 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9105 (ix86_valid_target_attribute_inner_p): Ditto.
9107 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9109 PR tree-optimization/38492
9110 PR tree-optimization/38498
9111 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9112 * tree-chrec.h (scev_is_linear_expression): Declared.
9113 * graphite.c (graphite_cannot_represent_loop_niter): New.
9114 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9115 (graphite_loop_normal_form): Use gcc_assert.
9116 (scan_tree_for_params): Use CASE_CONVERT.
9117 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9118 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9119 Use gcc_assert. Discard scops that contain unhandled cases.
9120 (build_scop_conditions): Return a boolean status for unhandled cases.
9121 (strip_mine_profitable_p): Print the loop number, not its depth.
9122 (is_interchange_valid): Pass the depth of the loop nest, don't
9123 recompute it wrongly.
9124 (graphite_trans_bb_block): Same.
9125 (graphite_trans_bb_block): Print tentative of loop blocking.
9126 (graphite_trans_scop_block): Do not print that the loop has been
9128 (graphite_transform_loops): Do not handle scops that contain condition
9131 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9133 AVX Programming Reference (December, 2008)
9134 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9135 (_mm256_stream_pd): Likewise.
9136 (_mm256_stream_ps): Likewise.
9138 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9139 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9140 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9141 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9142 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9143 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9144 (ix86_expand_special_args_builtin): Likewise.
9146 * config/i386/sse.md (AVXMODEDI): New.
9147 (avx_movnt<mode>): Likewise.
9148 (avx_movnt<mode>): Likewise.
9149 (<sse>_movnt<mode>): Remove AVX support.
9150 (sse2_movntv2di): Likewise.
9152 2009-01-07 Richard Guenther <rguenther@suse.de>
9155 * fold-const.c (extract_muldiv): Remove obsolete comment.
9156 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9157 to PLUS_EXPR canonicalization for the canonicalization.
9159 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9161 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9162 hosted cross-compilers generating less efficient code.
9164 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9166 * function.h (rtl_data): Add a dbr_scheduled_p field.
9167 * reorg.c (dbr_schedule): Set it.
9168 (gate_handle_delay_slots): Check it.
9169 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9170 (mips_reorg): Check flag_delayed_branch instead of
9171 mips_base_delayed_branch.
9172 (mips_override_options): Don't set mips_base_delayed_branch
9173 or flag_delayed_branch.
9175 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9177 PR rtl-optimization/38426.
9178 * ira.c (ira): Set current_function_is_leaf earlier.
9180 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9182 PR rtl-optimization/38722
9183 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9184 too early, only set a flag and modify after last possible
9187 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9190 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9191 * real.c (decimal_single_format): Correct values of emin and emax.
9192 (decimal_double_format): Ditto.
9193 (decimal_quad_format): Ditto.
9194 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9195 computation of DECnn_MIN and DECnn_MAX for corrected values of
9196 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9197 __DECnn_MIN__, and adjust its computation for the corrected value
9200 2009-01-06 Jan Hubicka <jh@suse.cz>
9203 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9205 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9207 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9208 Add Robert Clark to the list of testers.
9210 2009-01-06 Jan Hubicka <jh@suse.cz>
9211 Kai Tietz <kai.tietz@onevision.com>
9213 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9214 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9216 2009-01-06 Jan Hubicka <jh@suse.cz>
9217 Kai Tietz <kai.tietz@onevision.com>
9219 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9221 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9222 (ix86_nsaved_regs): Count only general purpose regs.
9223 (ix86_nsaved_sseregs): New.
9224 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9225 to 16 for w64; compute padding and size of sse reg save area.
9226 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9227 general purpose regs.
9228 (ix86_emit_save_sse_regs_using_mov): New.
9229 (ix86_expand_prologue): Save SSE regs if needed.
9230 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9231 (ix86_emit_restore_sse_regs_using_mov): New.
9232 (ix86_expand_epilogue): Save SSE regs if needed.
9234 2009-01-06 Jan Hubicka <jh@suse.cz>
9235 Kai Tietz <kai.tietz@onevision.com>
9237 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9238 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9239 functions when accumulate outgoing args is off.
9241 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9244 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9245 before using pseudos_have_intersected_live_ranges_p.
9247 * ira-int.h (ira_assert): Always define.
9249 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9251 AVX Programming Reference (December, 2008)
9252 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9253 (_mm256_permute2_pd): Likewise.
9254 (_mm_permute2_ps): Likewise.
9255 (_mm256_permute2_ps): Likewise.
9256 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9257 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9259 * config/i386/i386.c (ix86_builtins): Remove
9260 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9261 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9262 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9263 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9264 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9265 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9266 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9267 __builtin_ia32_vpermil2ps256.
9268 (ix86_init_mmx_sse_builtins): Updated.
9269 (ix86_expand_args_builtin): Likewise.
9271 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9273 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9274 long absolute calls when generating PA 2.0 code.
9276 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9278 PR rtl-optimization/38583
9279 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9281 * params.def (ira-max-conflict-table-size): New.
9283 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9285 * ira.h (ira_conflicts_p): New external definition.
9287 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9288 table. Report this. Return result of building.
9289 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9290 building conflict table.
9292 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9293 (ira_color): Use ira_conflicts_p.
9295 * global.c: Include ira.h.
9296 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9299 * Makefile.in (global.o): Add ira.h.
9301 * ira-build.c (mark_all_loops_for_removal,
9302 propagate_some_info_from_allocno): New.
9303 (remove_unnecessary_allocnos): Call
9304 propagate_some_info_from_allocno.
9305 (remove_low_level_allocnos): New.
9306 (remove_unnecessary_regions): Add parameter. Call
9307 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9308 parameter to remove_unnecessary_regions.
9309 (ira_build): Remove all regions but root if the conflict table was
9310 not built. Update conflict hard regs for allocnos crossing calls.
9312 * ira.c (ira_conflicts_p): New global.
9313 (ira): Define and use ira_conflicts_p.
9315 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9316 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9317 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9319 2009-01-06 Ben Elliston <bje@au.ibm.com>
9321 * gengtype-lex.l (YY_NO_INPUT): Define.
9323 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9326 * c-common.c (handle_vector_size_attribute): Also reject
9329 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9331 PR tree-optimization/38492
9332 * graphite.c (rename_map_elt, debug_rename_elt,
9333 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9334 rename_map_elt_info, eq_rename_map_elts,
9335 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9336 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9337 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9338 (sese_build_livein_liveouts): New.
9339 (new_sese, free_sese): New.
9340 (new_scop): Call new_sese.
9341 (free_scop): Call free_sese.
9342 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9343 (register_old_new_names): Renamed register_old_and_new_names.
9344 (register_scop_liveout_renames, add_loop_exit_phis,
9345 insert_loop_close_phis, struct igp,
9346 default_liveout_before_guard, add_guard_exit_phis,
9347 insert_guard_phis, copy_renames): New.
9348 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9349 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9350 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9351 (scop_adjust_phis_for_liveouts): New.
9352 (gloog): Call scop_adjust_phis_for_liveouts.
9354 * graphite.h (struct sese): Documented. Added fields liveout,
9356 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9357 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9358 (struct scop): Added field liveout_renames.
9359 (SCOP_LIVEOUT_RENAMES): New.
9361 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9363 PR tree-optimization/38510
9364 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9365 (translate_clast): Call recompute_all_dominators before
9367 (gloog): Call recompute_all_dominators before graphite_verify.
9369 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9370 Jan Sjodin <jan.sjodin@amd.com>
9372 PR tree-optimization/38500
9373 * graphite.c (create_sese_edges): Call fix_loop_structure after
9376 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9378 * config.gcc: Add m32r*-*-rtems*.
9379 * config/m32r/rtems.h: New file.
9381 2009-01-05 Ben Elliston <bje@au.ibm.com>
9383 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9384 (.po.pox): Likewise.
9385 (po/gcc.pot): Likewise.
9387 2009-01-04 David S. Miller <davem@davemloft.net>
9389 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9390 (STARTING_FRAME_OFFSET): Always set to zero.
9392 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9394 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9395 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9396 fixed-point types, and vectors of the same.
9398 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9400 * config/mips/sync.md (*mb_barrier): Rename to...
9401 (*memory_barrier): ...this.
9403 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9405 * doc/extend.texi (Function Attributes): Move @cindex after @item
9406 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9407 and put in alphabetical order. Fix 'target' name and put in order.
9408 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9411 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9413 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9414 (memory_barrier): Expand as unspec instead of unspec_volatile.
9415 Remove mem:BLK from insn operands. Use Pmode scratch register.
9416 (*memory_barrier): Define as unspec instead of unspec_volatile.
9417 Use (match_dup 0) as input operand.
9419 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9420 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9421 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9422 scratch register. Remove operand 1.
9423 (*stbar): Define as unspec instead of unspec_volatile.
9424 Use (match_dup 0) as input operand, remove (const_int 8).
9425 (*membar): Define as unspec instead of unspec_volatile.
9426 Use (match_dup 0) as input operand, remove input operand 2.
9428 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9429 (memory_barrier): Expand as unspec instead of unspec_volatile.
9430 Remove mem:BLK from insn operands. Use Pmode scratch register.
9431 (*memory_barrier): Define as unspec instead of unspec_volatile.
9432 Use (match_dup 0) as input operand.
9434 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9435 Remove mem:BLK from insn operands. Use Pmode scratch register.
9436 Set volatile flag on operand 0.
9437 (*memory_barrier): New insn pattern.
9439 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9441 (*memory_barrier): Use (match_dup 0) as input operand.
9443 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9444 Remove mem:BLK from insn operands. Use Pmode scratch register.
9445 Set volatile flag on operand 0.
9446 (*mb_internal): New insn pattern.
9448 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9450 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9453 * function.c (struct temp_slot): Move to the section of the file
9454 that deals with temp slots. Remove field 'address'.
9455 (temp_slot_address_table): New hash table of address -> temp slot.
9456 (struct temp_slot_address_entry): New struct, items for the table.
9457 (temp_slot_address_compute_hash, temp_slot_address_hash,
9458 temp_slot_address_eq, insert_temp_slot_address): Support functions
9460 (find_temp_slot_from_address): Rewrite to use the new hash table.
9461 (remove_unused_temp_slot_addresses): Remove addresses of temp
9462 slots that have been made available.
9463 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9464 worker function for remove_unused_temp_slot_addresses.
9465 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9466 Add the temp slot address to the address -> temp slot map.
9467 (update_temp_slot_address): Update via insert_temp_slot_address.
9468 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9469 (pop_temp_slots): Likewise.
9470 (init_temp_slots): Allocate the address -> temp slot map, or empty
9471 the map if it is already allocated.
9472 (prepare_function_start): Initialize temp slot processing.
9474 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9477 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9478 Calculate the size of all stack vars assuming no packing of stack
9479 vars will happen, replacing a quadratic algorithm with a linear one.
9481 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9484 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9487 2009-01-03 Diego Novillo <dnovillo@google.com>
9489 * doc/contrib.texi: Update contributions.
9491 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9494 * builtins.c (fold_builtin_memory_op): Give up if either operand
9495 is volatile. Set srctype or desttype to non-qualified version
9499 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9502 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9504 PR rtl-optimization/35805
9505 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9506 problem if fast dce is able to remove any instructions.
9507 * dce.c (dce_process_block): Fix dump message.
9509 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9512 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9514 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9517 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9518 * tree-pretty-print.c (op_code_prio): New function.
9519 (op_prio): No longer static. Use op_code_prio.
9520 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9521 Use op_prio and op_code_prio to determine if () should be
9522 printed around operand(s) or not.
9524 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9525 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9526 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9527 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9528 pp_character instead of pp_string for single letter printing.
9530 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9532 * doc/extend.texi: Fix '#pragma GCC option' typo.
9534 2009-01-02 Richard Guenther <rguenther@suse.de>
9536 * doc/install.texi (--enable-checking): Mention different
9538 (--enable-stage1-checking): Document.
9540 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9543 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9544 case to be an error.
9546 2009-01-02 Ben Elliston <bje@au.ibm.com>
9548 * config/fp-bit.h (pack_d): Constify argument.
9549 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9550 (isnan): Constify argument.
9554 (_fpadd_parts): Constify return type.
9555 (_fpmul_parts): Likewise.
9556 (_fpdiv_parts): Likewise.
9558 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9561 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9562 warn about overwriting initializer with side-effects or
9563 -Woverride-init if !IMPLICIT.
9564 (output_init_element): Likewise. Pass IMPLICIT down to
9566 (process_init_element): Add IMPLICIT argument. Pass it down
9567 to output_init_element.
9568 (push_init_element, pop_init_level, set_designator): Adjust
9569 process_init_element callers.
9570 (set_nonincremental_init, set_nonincremental_init_from_string):
9571 Adjust add_pending_init callers.
9572 (output_pending_init_elements): Adjust output_init_element callers.
9573 * c-tree.h (process_init_element): Adjust prototype.
9574 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9575 process_init_element callers.
9578 Copyright (C) 2009 Free Software Foundation, Inc.
9580 Copying and distribution of this file, with or without modification,
9581 are permitted in any medium without royalty provided the copyright
9582 notice and this notice are preserved.