1 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3 * config/arm/arm.c (arm_override_options): Emit error on using
6 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8 PR rtl-optimization/39914
9 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10 registers for allocnos created from user-defined variables only
13 2009-04-28 Richard Guenther <rguenther@suse.de>
16 * fold-const.c (fold_binary): Use distribute_real_division only
19 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22 add hpux-stdint.h to tm_file.
23 (hppa[12]*-*-hpux11*): Ditto.
24 (ia64*-*-hpux*): Ditto.
25 * config/hpux-stdint.h: New.
26 * gcc/config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
27 __STDC_EXT__ for all compiles.
28 * gcc/config/pa/pa-hpux.h: Ditto.
29 * gcc/config/pa/pa-hpux10.h: Ditto.
30 * gcc/config/pa/pa-hpux11.h: Ditto.
32 2009-04-28 Catherine Moore <clm@codesourcery.com>
34 * debug.h (set_name): Add comment.
36 2009-04-28 Andrew Pinski <pinskia@gmail.com>
39 * config/darwin.c (machopic_gen_offset): Check
40 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
41 * config/arm/arm.c (require_pic_register): Likewise.
43 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
45 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
46 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
47 m32c_promote_prototypes): Delete.
49 2009-04-28 Michael Matz <matz@suse.de>
52 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
55 2009-04-28 Richard Guenther <rguenther@suse.de>
57 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
59 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
61 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
62 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
63 * config/arm/arm-tune.md: Regenerate.
65 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
66 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
67 block if there are complex incoming edges.
68 (sel_merge_blocks): Remove useless assert.
69 (sel_redirect_edge_and_branch): Check that edge was redirected.
70 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
71 (sel_find_rgns): Delete declaration.
72 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
73 the region when it is not a preheader.
75 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
78 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
80 2009-04-28 Richard Guenther <rguenther@suse.de>
82 * tree.h (SSA_NAME_VALUE): Remove.
83 (struct tree_ssa_name): Remove value_handle member.
84 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
85 array for jump threading.
86 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
88 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
89 * tree-flow.h (threadedge_initialize_values): Declare.
90 (threadedge_finalize_values): Likewise.
91 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
92 (SSA_NAME_VALUE): Define.
93 (threadedge_initialize_values): New function.
94 (threadedge_finalize_values): Likewise.
95 * tree-ssa-dom.c (ssa_name_values): New global variable.
96 (SSA_NAME_VALUE): Define.
97 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
99 2009-04-28 Ira Rosen <irar@il.ibm.com>
101 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
102 Use REPORT_VECTORIZED_LOCATIONS instead
103 REPORT_VECTORIZED_LOOPS.
104 * tree-vectorizer.c (vect_verbosity_level): Make static.
105 (vect_loop_location): Rename to vect_location.
106 (vect_set_verbosity_level): Update comment.
107 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
109 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
110 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
111 instead REPORT_UNVECTORIZED_LOOPS.
112 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
113 vect_loop_def to vect_external_def and vect_internal_def.
114 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
115 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
116 REPORT_UNVECTORIZED_LOCATIONS.
117 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
118 and vect_used_in_loop and to vect_unused_in_scope and
120 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
121 (vect_verbosity_level): Remove declaration.
122 (vect_analyze_operations): Likewise.
123 (vect_analyze_stmt): Declare.
124 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
125 REPORT_UNVECTORIZED_LOCATIONS.
126 (vect_get_loop_niters): Fix indentation.
127 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
128 (vect_analyze_loop_operations): New function.
129 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
130 vect_analyze_operations.
131 (vect_is_simple_reduction): Use new names.
132 (vectorizable_live_operation, vect_transform_loop): Likewise.
133 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
134 specify whether the data references can be a part of interleaving chain.
135 (vect_analyze_data_ref_dependence): Use new names.
136 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
137 (vect_create_addr_base_for_vector_ref): Remove redundant code.
138 * tree-vect-patterns.c (widened_name_p): Use new names.
139 (vect_recog_dot_prod_pattern): Likewise.
140 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
141 (process_use, vect_mark_stmts_to_be_vectorized,
142 vect_model_simple_cost, vect_model_store_cost,
143 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
144 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
145 vectorizable_operation, vectorizable_type_demotion,
146 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
147 vectorizable_condition): Likewise.
148 (vect_analyze_operations): Split into vect_analyze_loop_operations
150 (vect_analyze_stmt): ... new function.
151 (new_stmt_vec_info): Use new names.
152 (vect_is_simple_use): Use new names and fix comment.
153 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
154 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
156 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
159 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
160 and integer modes for x87 operands. Do not ICE for unsupported size,
161 generate error instead. Generate error for unsupported operand types.
162 ['z']: Do not handle HImode memory operands specially. Warning
163 for floating-point operands. Fallthru to 'Z' for unsupported operand
164 types. Do not ICE for unsupported size, generate error instead.
165 (output_387_binary_op): Use %Z to output operands.
166 (output_fp_compare): Ditto.
167 (output_387_reg_move): Ditto.
169 2009-04-28 Ben Elliston <bje@au.ibm.com>
174 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
176 * builtins.c (c_strlen): Do not warn here.
177 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
178 * c-common.c (pointer_int_sum): Take an explicit location.
179 Warn about offsets out of bounds.
180 * c-common.h (pointer_int_sum): Adjust declaration.
182 2009-04-27 Ian Lance Taylor <iant@google.com>
184 * collect2.c (is_ctor_dtor): Change type of ret field in struct
186 * dce.c (run_fast_df_dce): Change type of old_flags to int.
187 * df-core.c (df_set_flags): Change return type to int. Change
188 type of old_flags to int.
189 (df_clear_flags): Likewise.
190 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
191 (df_get_conditional_uses): Likewise.
192 * df.h (df_set_flags, df_clear_flags): Update declarations.
193 * dwarf2out.c (struct indirect_string_node): Change type of form
194 field to enum dwarf_form.
195 (AT_string_form): Change return type to enum dwarf_form.
196 * fixed-value.c (fixed_compare): Add cast to enum type.
197 * fwprop.c (update_df): Change 0 to VOIDmode.
198 * gensupport.c: Change 0 to UNKNOWN.
199 * gimple.h (gimple_cond_code): Add cast to enum type.
200 * haifa-sched.c (reemit_notes): Add cast to enum type.
201 * hooks.c (hook_int_void_no_regs): Remove function.
202 * hooks.h (hook_int_void_no_regs): Remove declaration.
203 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
204 * predict.c (combine_predictions_for_insn): Add casts to enum type.
205 * real.c (real_arithmetic): Add cast to enum type.
206 (real_compare): Likewise.
207 * target.h (struct gcc_target): Change return type of
208 branch_target_register_class to enum reg_class.
209 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
210 default_branch_target_register_class.
211 * targhooks.c (default_branch_target_register_class): New function.
212 * targhooks.h (default_branch_target_register_class): Declare.
213 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
214 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
216 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
218 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
219 vect_uninitialized_def. Change 0 to ERROR_MARK.
220 * tree-vect-stmts.c (supportable_widening_operation): Don't
221 initialize icode1 and icode2.
222 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
223 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
225 (cmn_err_flag_specs): Change 0 to STD_C89.
226 (cmn_err_char_table): Likewise.
227 * config/arm/arm.c (get_arm_condition_code): Change type of code
228 to enum arm_cond_code.
229 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
230 (IWMMXT_BUILTIN2): Likewise.
231 (neon_builtin_type_bits): Don't define typedef.
232 (neon_builtin_datum): Change type of bits field to int.
233 (arm_expand_neon_args): Add cast to enum type.
234 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
236 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
238 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
240 * config/mips/mips.md (jal_macro): Return enum constant.
241 (single_insn): Likewise.
242 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
244 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
246 * config/s390/s390.c (s390_tune_flags): Change type to int.
247 (s390_arch_flags): Likewise.
248 (s390_handle_arch_option): Change flags field of struct pta to int.
249 * config/s390/s390.h (s390_tune_flags): Update declaration.
250 (s390_arch_flags): Likewise.
251 * config/sh/sh.c (prepare_move_operands): Compare
252 tls_symbolic_operand result with enum constant.
253 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
254 (sh_expand_prologue): Add cast to enum type.
255 (sh_expand_epilogue): Likewise.
256 (tls_symbolic_operand): Change return type to enum tls_model.
257 (fpscr_set_from_mem): Add cast to enum type.
258 (legitimize_pic_address): Compare tls_symbolic_operand result with
260 (sh_target_reg_class): Change return type to enum reg_class.
261 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
263 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
264 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
265 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
266 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
267 (delayed_branch, tls_call_delay): Likewise.
268 (eligible_for_sibcall_delay): Likewise.
269 (eligible_for_return_delay): Likewise.
270 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
271 (spu_expand_builtin_1): Likewise.
273 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
274 for all types of conversions.
275 (output_init_element): Issue -Wc++-compat warning if needed when
276 initializing a bitfield with enum type.
277 * c-parser.c (c_parser_expression): Set original_type to
278 original_type of right hand operand of comman operator.
280 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
282 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
284 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
285 * doc/cpp.texi (Standard Predefined Macros)
286 (Implementation-defined behavior): Likewise.
287 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
288 * doc/gimple.texi (GIMPLE Exception Handling)
289 (@code{GIMPLE_ASSIGN}): Likewise.
290 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
291 * doc/invoke.texi (Warning Options, Optimize Options)
292 (AVR Options, Darwin Options): Likewise.
293 (Optimize Options): Reformulate -fwhole-program description.
294 * doc/loop.texi (Lambda): Likewise.
295 * doc/md.texi (Output Template, Define Constraints)
296 (Standard Names, Insn Splitting): Likewise.
297 * doc/options.texi (Option properties): Likewise.
298 * doc/passes.texi (Tree-SSA passes): Likewise.
299 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
300 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
301 (File Names and DBX): Likewise.
302 * doc/trouble.texi (Incompatibilities): Likewise.
304 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
306 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
307 instruction is correct.
309 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
311 Allow non-constant arguments to conversion intrinsics.
312 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
313 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
314 * spu.c (print_operand): Handle 'v' and 'w'.
315 (exp2_immediate_p, spu_gen_exp2): Define.
316 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
317 spu_convtf_1): Update parameter descriptions.
318 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
319 * constraints.md ('v', 'w'): New.
320 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
322 (i2f, I2F): New define_mode_attr.
323 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
324 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
325 fixuns_truncv4sfv4si2): Update to use mode attribute.
326 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
327 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
328 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
329 patterns for combine.
331 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
333 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
334 (cprop, hoist, pre, store_motion): New debug counters.
335 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
336 is not an RTL pass anymore.
337 (pass_profiling): Remove extern decl for pass removed in 2005.
338 (pass_gcse, pass_jump_bypass): Remove.
339 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
340 to 0 for clean state.
341 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
342 * cse.c (gate_handle_cse_after_global_opts,
343 rest_of_handle_cse_after_global_opts): New functions.
344 (pass_cse_after_global_opts): New pass, does local CSE.
345 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
346 (TV_CPROP): New timevar.
347 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
348 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
349 (gcse_main, recompute_all_luids): Remove.
350 (compute_hash_table_work): Call max_reg_num instead of reading
352 (cprop_jump): Don't set run_jump_opt_after_gcse.
353 (constprop_register): Always allow to alter jumps.
354 (cprop_insn): Likewise.
355 (do_local_cprop): Likewise.
356 (local_cprop_pass): Likewise. Return non-zero if something changed.
357 (cprop): Remove function, fold interesting bits into one_cprop_pass.
358 (find_implicit_sets): Add note about missed optimization opportunity.
359 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
360 pass_rtl_cprop execute function.
361 Don't bother tracking the pass number, each pass gets its own dumpfile
363 Always allow to alter jumpsand bypass jumps.
364 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
365 will just find no suitable set.
366 (pre_edge_insert): Fix dumping, this function is for PRE only.
367 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
368 pass_rtl_pre execute function.
369 (hoist_code): Return non-zero if something changed. Keep track of
370 substitutions and insertions for statistics gathering similar to PRE.
371 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
372 called from the pass_rtl_hoist execute function. Show pass statistics.
373 (compute_store_table): Use max_reg_num directly instead of using the
374 formerly global max_gcse_regno.
375 (build_store_vectors): Likewise.
376 (replace_store_insn): Fix dumping.
377 (store_motion): Rename to ...
378 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
379 pass, called from the pass_rtl_store_motion execute function. Keep
380 track of substitutions and insertions for statistics gathering similar
382 (bypass_jumps): Remove, fold interesting bits into ...
383 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
384 from the pass_rtl_cprop execute function.
385 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
386 pass_jump_bypass): Remove.
387 (gate_handle_gcse, rest_of_handle_gcse): Remove.
388 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
389 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
390 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
391 (gate_rtl_store_motion, execute_rtl_store_motion,
392 pass_rtl_store_motion): New.
393 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
394 make it clear that -fcse-skip-blocks is a no-op for backward compat.
395 * passes.c (init_optimization_passes): Remove pass_gcse and
396 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
397 and cse_after_global_opts in place of pass_gcse. Schedule cprop
398 instead of pass_jump_bypass.
400 2009-04-27 Richard Guenther <rguenther@suse.de>
403 * gimplify.c (gimplify_expr): If we are required to create
404 a temporary make sure it ends up as register.
406 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
409 * config/i386/i386.c (construct_container): Don't call
410 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
411 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
413 2009-04-27 Michael Matz <matz@suse.de>
415 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
416 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
417 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
418 (dump_replaceable_exprs): Take a bitmap.
419 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
421 (expand_gimple_basic_block): Likewise.
422 * tree-ssa-ter.c (struct temp_expr_table_d): Make
423 replaceable_expressions member a bitmap.
424 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
425 (mark_replaceable): Likewise.
426 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
427 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
429 2009-04-27 Richard Guenther <rguenther@suse.de>
431 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
432 (verify_stmts): Dispatch to gimple/type verification code.
433 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
434 issue with call argument types.
436 2009-04-27 Michael Matz <matz@suse.de>
438 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
439 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
442 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
443 Eric Botcazou <ebotcazou@adacore.com>
445 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
446 a label's basic block.
447 (mark_target_live_regs): Tidy and rework obsolete comments.
448 Change back DF problem to LIVE. If a label starts a basic block,
449 assume that all registers that used to be live then still are.
450 (init_resource_info): If a label starts a basic block, set its
451 BLOCK_FOR_INSN accordingly.
452 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
454 2009-04-27 Richard Guenther <rguenther@suse.de>
456 * tree-flow-inline.h (function_ann): Remove.
457 (get_function_ann): Likewise.
458 * tree-dfa.c (create_function_ann): Remove.
459 * tree-flow.h (struct static_var_ann_d): Remove.
460 (struct function_ann_d): Likewise.
461 (union tree_ann_d): Remove fdecl member.
462 (function_ann_t): Remove.
463 (function_ann, get_function_ann, create_function_ann): Remove
466 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
468 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
470 2009-04-27 Jan Hubicka <jh@suse.cz>
472 * ipa-pure-const.c (struct funct_state_d): New fields
473 state_previously_known, looping_previously_known; remove
475 (analyze_function): Use new fields.
476 (propagate): Avoid assumption that state_set_in_source imply
479 * tree-ssa-loop-niter.c (finite_loop_p): New function.
480 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
481 * cfgloop.h (finite_loop_p): Declare.
483 2009-04-26 Michael Matz <matz@suse.de>
485 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
487 2009-04-26 Michael Matz <matz@suse.de>
489 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
490 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
491 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
492 pass_mark_used_blocks): Remove.
493 * tree-optimize.c (pass_free_datastructures,
494 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
495 * passes.c (init_optimization_passes): Don't call
496 pass_mark_used_blocks, remove dead code.
498 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
500 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
501 * tree-ssa-live.h (register_ssa_partition): Likewise.
503 2009-04-26 Michael Matz <matz@suse.de>
506 * builtins.c (fold_builtin_next_arg): Handle SSA names.
507 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
508 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
510 (compare_pairs): Swap cost comparison.
511 (coalesce_ssa_name): Don't use change_partition_var.
512 * tree-nrv.c (struct nrv_data): Add modified member.
513 (finalize_nrv_r): Set it.
514 (tree_nrv): Use it to update statements.
515 (pass_nrv): Require PROP_ssa.
516 * tree-mudflap.c (mf_decl_cache_locals,
517 mf_build_check_statement_for): Use make_rename_temp.
518 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
519 * alias.c (find_base_decl): Handle SSA names.
520 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
521 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
522 * rtl.h (set_reg_attrs_for_parm): Declare.
523 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
524 to "optimized", remove unused locals at finish.
525 (execute_free_datastructures): Make global, call
526 delete_tree_cfg_annotations.
527 (execute_free_cfg_annotations): Don't call
528 delete_tree_cfg_annotations.
530 * ssaexpand.h: New file.
531 * expr.c (toplevel): Include ssaexpand.h.
532 (expand_assignment): Handle SSA names the same as register variables.
533 (expand_expr_real_1): Expand SSA names.
534 * cfgexpand.c (toplevel): Include ssaexpand.h.
535 (SA): New global variable.
536 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
538 (set_rtl): New helper function.
539 (add_stack_var): Deal with SSA names, use set_rtl.
540 (expand_one_stack_var_at): Likewise.
541 (expand_one_stack_var): Deal with SSA names.
542 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
543 before unique numbers.
544 (expand_stack_vars): Use set_rtl.
545 (expand_one_var): Accept SSA names, add asserts for them, feed them
546 to above subroutines.
547 (expand_used_vars): Expand all partitions (without default defs),
548 then only the local decls (ignoring those expanded already).
549 (expand_gimple_cond): Remove edges when jumpif() expands an
551 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
552 or remove abnormal edges. Ignore insns setting the LHS of a TERed
554 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
555 members of SA; deal with PARM_DECL partitions here; expand
556 all PHI nodes, free tree datastructures and SA. Commit instructions
557 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
558 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
559 info and statements at start, collect garbage at finish.
560 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
561 (VAR_ANN_PARTITION) Remove.
562 (change_partition_var): Don't declare.
563 (partition_to_var): Always return SSA names.
564 (var_to_partition): Only accept SSA names.
565 (register_ssa_partition): Only check argument.
566 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
568 (delete_var_map): Don't free it.
569 (var_union): Only accept SSA names, simplify.
570 (partition_view_init): Mark only useful SSA names as used.
571 (partition_view_fini): Only deal with SSA names.
572 (change_partition_var): Remove.
573 (dump_var_map): Use ssa_name instead of partition_to_var member.
574 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
576 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
577 (struct _elim_graph): New member const_dests; nodes member vector of
579 (set_location_for_edge): New static helper.
580 (create_temp): Remove.
581 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
582 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
583 (new_elim_graph): Allocate const_dests member.
584 (clean_elim_graph): Truncate const_dests member.
585 (delete_elim_graph): Free const_dests member.
586 (elim_graph_size): Adapt to new type of nodes member.
587 (elim_graph_add_node): Likewise.
588 (eliminate_name): Likewise.
589 (eliminate_build): Don't take basic block argument, deal only with
590 partition numbers, not variables.
591 (get_temp_reg): New static helper.
592 (elim_create): Use it, deal with RTL temporaries instead of trees.
593 (eliminate_phi): Adjust all calls to new signature.
594 (assign_vars, replace_use_variable, replace_def_variable): Remove.
595 (rewrite_trees): Only do checking.
596 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
597 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
598 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
599 contains_tree_r, MAX_STMTS_IN_LATCH,
600 process_single_block_loop_latch, analyze_edges_for_bb,
601 perform_edge_inserts): Remove.
602 (expand_phi_nodes): New global function.
603 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
604 functions, initialize new parameter, remember partitions having a
606 (finish_out_of_ssa): New global function.
607 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
608 don't reset in_ssa_p here, don't disable TER when mudflap.
609 (pass_del_ssa): Remove.
610 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
612 (execute_free_datastructures): Declare.
613 * Makefile.in (SSAEXPAND_H): New variable.
614 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
615 * basic-block.h (commit_one_edge_insertion): Declare.
616 * passes.c (init_optimization_passes): Move pass_nrv and
617 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
618 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
619 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
620 (redirect_branch_edge): Deal with super block when expanding, split
621 out jump patching itself into ...
622 (patch_jump_insn): ... here, new static helper.
624 2009-04-26 Michael Matz <matz@suse.de>
626 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
627 beyond num_ssa_names.
628 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
629 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
631 2009-04-26 Jakub Jelinek <jakub@redhat.com>
634 * fwprop.c (forward_propagate_asm): New function.
635 (forward_propagate_and_simplify): Propagate also into __asm, if it
636 doesn't increase the number of referenced registers.
639 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
641 2009-04-26 Jakub Jelinek <jakub@redhat.com>
643 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
644 note_nonlocal_vla_type for nonlocal VLAs.
645 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
646 contains_remapped_vars, remap_vla_decls): New functions.
647 (convert_nonlocal_reference_stmt): If not optimizing, call
648 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
649 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
650 if it wasn't found in var_map.
651 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
652 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
653 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
655 * gimplify.c (nonlocal_vlas): New variable.
656 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
658 (gimplify_body): Create and destroy nonlocal_vlas.
660 * dwarf2out.c (loc_descr_plus_const): New function.
661 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
662 mem_loc_descriptor, loc_descriptor_from_tree_1,
663 descr_info_loc, gen_variable_die): Use it.
665 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
666 !TREE_STATIC VAR_DECLs.
667 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
668 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
669 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
670 DECL_BY_REFERENCE is valid.
671 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
672 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
673 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
674 Copy DECL_BY_REFERENCE.
675 (struct nesting_copy_body_data): New type.
676 (nesting_copy_decl): New function.
677 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
678 if they have variable length.
680 2009-04-26 Michael Matz <matz@suse.de>
682 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
683 mark new temporaries for renaming.
685 2009-04-26 Joseph Myers <joseph@codesourcery.com>
688 * c-decl.c (global_bindings_p): Return negative value.
689 (c_variable_size): New. Based on variable_size from
691 (grokdeclarator): Call c_variable_size not variable_size.
693 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
695 * config/i386/i386.c (print_operand) ['z']: Fix typo.
697 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
699 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
700 Redefine it to just use mingw/include.
701 (ASM_SPEC): Rules for -m32 and -m64.
702 (LINK_SPEC): Use Likewise.
703 (SPEC_32): New define.
705 (SUB_LINK_SPEC): Likewise.
706 (MULTILIB_DEFAULTS): New define.
707 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
708 Add multilib options.
709 (MULTILIB_DIRNAMES): Likewise.
710 (MULTILIB_OSDIRNAMES): Likewise.
712 (INSTALL_LIBGCC): Likewise.
714 2009-04-26 Joseph Myers <joseph@codesourcery.com>
717 * c-tree.h (enum c_inline_static_type): New.
718 (record_inline_static): Declare.
719 * c-decl.c (struct c_inline_static, c_inline_statics,
720 record_inline_static, check_inline_statics): New.
721 (pop_file_scope): Call check_inline_statics.
722 (start_decl): Call record_inline_static instead of pedwarning
723 directly for static in inline function.
724 * c-typeck.c (build_external_ref): Call record_inline_static
725 instead of pedwarning directly for static referenced in inline
728 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
730 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
731 not new but only being rescanned.
732 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
733 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
734 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
735 record_set_info, compute_set, grealloc): Remove.
736 (recompute_all_luids): New function.
737 (gcse_main): Don't compute sets, and don't do related memory
738 allocations/free-ing. If something changed before the end of the
739 pass, update LUIDs using recompute_all_luids.
740 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
741 (free_gcse_mem): Don't free it either.
742 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
743 Use the df insn LUIDs.
744 (load_killed_in_block): Likewise.
745 (compute_hash_table_work): Don't compute reg_set_in_block.
746 (compute_transp): Use DF_REG_DEF_CHAINs.
747 (local_cprop_pass): Don't use compute_sets and related functions.
748 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
749 Use get_max_uid() instead of max_cuid.
750 (insert_insn_end_basic_block, pre_insert_copy_insn,
751 update_ld_motion_stores): Don't try to
752 keep reg_set tables up to date.
753 (pre_insert_copies): Use df insn LUIDs.
754 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
755 (reg_set_info): Don't use extra bitmap argument.
756 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
757 information to compute regs_set_in_block.
758 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
759 (bypass_jumps): Don't use compute_sets and friends.
761 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
764 * opts.c (undocumented_msg): Do not leave blank even with
767 2009-04-25 Joseph Myers <joseph@codesourcery.com>
769 * c-decl.c (build_enumerator): Allow values folding to integer
770 constants but not integer constant expressions with a pedwarn if
773 2009-04-25 Joseph Myers <joseph@codesourcery.com>
776 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
777 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
778 type is an integer constant.
780 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
783 * config/i386/i386.c (print_operand) ['z']: Revert handling of
786 2009-04-25 Joseph Myers <joseph@codesourcery.com>
789 * c-decl.c (grokdeclarator): Diagnose declarations of functions
790 with variably modified return type and no storage class
791 specifiers, except for the case of nested functions. Distinguish
792 extern declarations of functions with variably modified return
793 types from those of objects with variably modified types.
795 2009-04-25 Jan Hubicka <jh@suse.cz>
797 * tree.c (list_equal_p): New function.
798 * tree.h (list_equal_p): Declare.
799 * coretypes.h (edge_def, edge, const_edge, basic_block_def
800 basic_block_def, basic_block, const_basic_block): New.
801 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
802 (redirect_eh_edge): New function.
803 (make_eh_edge_update_phi): EH edges are not abnormal.
804 * except.c: Include tree-flow.h.
805 (list_match): New function.
806 (eh_region_replaceable_by_p): New function.
807 (replace_region): New function.
808 (hash_type_list): New function.
809 (hash_eh_region): New function.
810 (eh_regions_equal_p): New function.
811 (merge_peers): New function.
812 (remove_unreachable_regions): Verify EH tree when checking;
814 (copy_eh_region_1): New function.
815 (copy_eh_region): New function.
816 (push_reachable_handler): New function.
817 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
818 regions without label but with live RESX.
819 * except.h (redirect_eh_edge_to_label): New.
820 * tree-flow.h (redirect_eh_edge): New.
821 * coretypes.h (edge_def, edge, const_edge, basic_block_def
822 basic_block_def, basic_block, const_basic_block): Remove.
823 * Makefile.in (except.o): Add dependency on tree-flow.h
824 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
825 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
828 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
831 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
832 on the destination of memcpy.
834 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
836 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
837 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
838 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
840 2009-04-25 Jan Hubicka <jh@suse.cz>
842 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
843 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
844 to be reached by different label than left.
845 (update_eh_edges): Update comment; remove edge_to_remove if possible
846 and return true if suceeded.
847 (cleanup_empty_eh): Accept sharing map; handle shared regions.
848 (cleanup_eh): Compute sharing map.
849 * except.c (remove_eh_handler_and_replace): Add argument if we should
851 (remove_unreachable_regions): Update for label sharing.
852 (label_to_region_map): Likewise.
853 (get_next_region_sharing_label): New function.
854 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
856 (remove_eh_handler): Update.
857 (remove_eh_region_and_replace_by_outer_of): New function.
858 * except.h (struct eh_region): Add next_region_sharing_label.
859 (remove_eh_region_and_replace_by_outer_of,
860 get_next_region_sharing_label): Declare.
861 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
863 2009-04-25 Jan Hubicka <jh@suse.cz>
865 * tree-cfg.c (split_critical_edges): Split also edges where we can't
866 insert code even if they are not critical.
868 2009-04-25 Jan Hubicka <jh@suse.cz>
870 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
871 (gimple_can_remove_branch_p): EH edges won't remove branch by
873 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
874 updating of non-abnormal EH edges.
875 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
876 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
877 (split_critical_edges): Split also edges where emitting code on them
878 will lead to splitting later.
880 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
881 H.J. Lu <hongjiu.lu@intel.com>
884 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
885 the configured assembler supports fildq and fistpq mnemonics.
886 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
887 * configure: Regenerated.
890 * config/i386/i386.c (print_operand): Handle 'Z'.
891 ['z']: Remove handling of special fild/fist suffixes.
892 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
893 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
895 (*floatsi<mode>2_vector_mixed): Ditto.
896 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
897 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
898 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
899 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
900 * config/i386/gas.h (GAS_MNEMONICS): Remove.
902 2009-04-25 Ben Elliston <bje@au.ibm.com>
904 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
905 the source of a set operation.
907 2009-04-25 Anatoly Sokolov <aesok@post.ru>
909 * target.h (struct gcc_target): Add case_values_threshold field.
910 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
911 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
912 * targhooks.c (default_case_values_threshold): New function.
913 * targhooks.h (default_case_values_threshold): Declare function.
914 * stmt.c (expand_case): Use case_values_threshold target hook.
915 * expr.h (case_values_threshold): Remove declartation.
916 * expr.c (case_values_threshold): Remove function.
917 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
919 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
920 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
921 (avr_case_values_threshold): Declare as static.
922 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
924 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
925 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
926 (mn10300_case_values_threshold): New function.
928 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
930 * ira.c (setup_cover_and_important_classes): Add enum cast.
932 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
934 * genpreds.c (write_enum_constraint_num): Output definition of
935 CONSTRAINT_NUM_DEFINED_P macro.
936 * ira.c (setup_cover_and_important_classes): Use
937 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
939 2009-04-24 DJ Delorie <dj@redhat.com>
941 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
942 __SH2A_SINGLE_ONLY__ also.
944 2009-04-24 Steve Ellcey <sje@cup.hp.com>
946 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
947 (movdf_internal): Ditto.
948 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
949 SFmode and DFmode constants.
950 (ia64_print_operand): Add 'G' format for printing
951 floating point constants.
953 2009-04-24 Richard Guenther <rguenther@suse.de>
955 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
956 from unsigned additions.
958 2009-04-24 Joseph Myers <joseph@codesourcery.com>
960 * c-typeck.c (set_init_index): Allow array designators that are
961 not integer constant expressions with a pedwarn if pedantic.
963 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
965 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
966 zero if no overlap in nonzero bits between the operands.
968 2009-04-24 Ian Lance Taylor <iant@google.com>
970 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
971 (record_dead_and_set_regs): Likewise.
972 * df.h (struct df_mw_hardreg): Change flags field to int.
973 (struct df_base_ref): Likewise.
974 (struct df): Change changeable_flags field to int.
975 * df-scan.c (df_defs_record): Change clobber_flags to int.
976 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
977 constants rather than #define macros.
978 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
979 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
980 (enum dwarf_calling_convention): Likewise.
981 (enum dwarf_line_number_x_ops): Likewise.
982 (enum dwarf_call_frame_info): Likewise.
983 (enum dwarf_source_language): Likewise.
984 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
985 (add_calling_convention_attribute): Likewise.
986 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
987 (combine_comparisons): Change compcode to int. Add cast to enum type.
988 * genrecog.c (maybe_both_true_2): Change c to int.
989 (write_switch): Likewise. Add cast to enum type.
990 * gimplify.c (gimplify_omp_for): Handle return values from
991 gimplify_expr using MIN rather than bitwise or.
992 (gimplify_expr): Add cast to enum type.
993 * ipa-prop.c (update_jump_functions_after_inlining): Change
994 IPA_BOTTOM to IPA_JF_UNKNOWN.
995 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
996 Add casts to enum type.
997 (setup_cover_and_important_classes): Change cl to int. Add casts
999 (setup_class_translate): Change cl and mode to int.
1000 (ira_init_once): Change mode to int.
1001 (free_register_move_costs): Likewise.
1002 (setup_prohibited_mode_move_regs): Add casts to enum type.
1003 * langhooks.c (add_builtin_function_common): Rework assertion that
1004 value fits bitfield.
1005 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1006 * omega.c (omega_do_elimination): Avoid math on enum types.
1007 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1008 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1009 int local to handle integral_argment value.
1010 * regmove.c (try_auto_increment): Change PUT_MODE to
1012 * reload.c (push_secondary_reload): Add casts to enum type.
1013 (secondary_reload_class, find_valid_class): Likewise.
1014 * reload1.c (emit_input_reload_insns): Likewise.
1015 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1016 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1017 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1019 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1020 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1022 (expand_complex_libcall): Add casts to enum type.
1023 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1024 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1025 with ERROR_MARK, not NUM_TREE_CODES.
1026 (vect_create_epilog_for_reduction): Likewise.
1027 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1028 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1029 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1031 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1032 vect_unused_in_loop. Change 0 to loop_vect.
1033 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1034 * var-tracking.c (get_init_value): Change return type to enum
1036 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1037 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1039 (arm_override_options): Add casts to enum type.
1040 (arm_emit_tls_decoration): Likewise.
1041 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1043 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1044 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1045 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1047 * config/s390/s390.c (code_for_builtin_64): Change to array of
1049 (code_for_builtin_31): Likewise.
1050 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1052 * config/sparc/sparc.c (sparc_override_options): Change value
1053 field in struct code_model to enum cmodel. In initializer change
1054 0 to NULL and add cast to enum type.
1056 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1057 Change all callers. Issue a -Wc++-compat warning using
1058 lhs_origtype if necessary.
1059 (convert_for_assignment): Issue -Wc++-compat warnings about
1060 invalid conversions to enum type on assignment.
1061 * c-common.h (build_modify_expr): Update declaration.
1063 2009-04-24 Nick Clifton <nickc@redhat.com>
1065 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1066 (function_arg_advance): Likewise.
1067 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1070 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1072 * config/s390/constraints.md ('I', 'J'): Fix condition.
1074 2009-04-24 Diego Novillo <dnovillo@google.com>
1076 * gengtype-parse.c (parse_error): Add newline after message.
1078 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1080 * config/i386/sse.md (avxmodesuffixs): Removed.
1081 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1082 (*avx_pinsr<ssevecsize>): This.
1084 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1086 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1087 follow chains of regs with a single definition, and allow expressions
1088 that are function_invariant_p.
1089 (simple_rhs_p): Allow expressions that are function_invariant_p.
1091 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1094 * fold-const.c (fold_cond_expr_with_comparison): When folding
1095 > and >= to MAX, make sure the MAX uses the same type as the
1096 comparison's operands.
1098 2009-04-24 Nick Clifton <nickc@redhat.com>
1100 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1101 addressing for DImode accesses.
1102 (frv_print_operand_address): Handle PLUS case.
1103 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1105 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1107 PR rtl-optimization/39794
1108 * alias.c (canon_true_dependence): Add x_addr argument.
1109 * rtl.h (canon_true_dependence): Adjust prototype.
1110 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1111 * cselib.c (cselib_invalidate_mem): Likewise.
1112 * gcse.c (compute_transp): Likewise.
1113 * dse.c (scan_reads_nospill): Likewise.
1114 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1115 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1116 canon_base_addr of the group, plus optional offset.
1117 (struct group_info): Rename canon_base_mem to
1119 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1120 canon_rtx of base_mem.
1122 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1124 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1125 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1127 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1129 * config/spu/spu-builtins.h: Delete file.
1131 * config/spu/spu.h (enum spu_builtin_type): Move here from
1133 (struct spu_builtin_description): Likewise. Add GTY marker.
1134 Do not use enum spu_function_code or enum insn_code.
1135 (spu_builtins): Add extern declaration.
1137 * config/spu/spu.c: Do not include "spu-builtins.h".
1138 (enum spu_function_code, enum spu_builtin_type_index,
1139 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1140 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1141 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1142 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1143 (spu_builtin_types): Make static. Add GTY marker.
1144 (spu_builtins): Add extern declaration with GTY marker.
1147 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1148 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1149 Check programmatically whether all parameters are scalar.
1151 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1153 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1155 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1156 assignment from the constructor either if the target is volatile.
1158 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1160 * config/arm/arm.md (insv): Do not share operands[0].
1162 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1164 * config/vxlib-tls.c (active_tls_threads): Delete.
1165 (delete_hook_installed): New.
1166 (tls_delete_hook): Don't delete the delete hook.
1167 (tls_destructor): Delete it here.
1168 (__gthread_set_specific): Adjust installing the delete hook.
1169 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1170 __gthread_leave_tsd_dtor_context.
1172 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1174 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1176 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1178 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1180 (alpha_rtx_costs): Ditto.
1181 (emit_unlikely_jump): Use add_reg_note.
1182 (emit_frame_store_1): Ditto.
1183 (alpha_expand_prologue): Ditto.
1184 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1185 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1187 2009-04-23 Nick Clifton <nickc@redhat.com>
1189 * config/v850/v850.md (epilogue): Remove suppressed code.
1190 (return): Rename to return_simple and remove test of frame size.
1191 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1192 to gen_return_simple.
1194 2009-04-22 Jing Yu <jingyu@google.com>
1197 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1199 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1202 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1203 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1204 value is a VECTOR_CST, the element type is the element type of the
1207 2009-04-22 DJ Delorie <dj@redhat.com>
1209 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1211 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1213 * alias.c (find_base_term): Move around LO_SUM case, so that
1214 CONST falls through into PLUS/MINUS handling.
1217 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1218 into 0, use omit_one_operand.
1220 2009-04-23 Ben Elliston <bje@au.ibm.com>
1222 * config/rs6000/linux-unwind.h (get_regs): Remove type
1223 puns. Change the type of `pc' to an array of unsigned ints and
1224 update all users. Constify frame24.
1226 2009-04-22 DJ Delorie <dj@redhat.com>
1228 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1229 declarations before code.
1230 (current_function_special_page_vector): Likewise.
1231 (m32c_expand_insv): Silence a warning.
1233 2009-04-21 Taras Glek <tglek@mozilla.com>
1235 * alias.c: Update GTY annotations to new syntax.
1236 * basic-block.h: Likewise.
1237 * bitmap.h: Likewise.
1238 * c-common.h: Likewise.
1239 * c-decl.c: Likewise.
1240 * c-parser.c: Likewise.
1241 * c-pragma.c: Likewise.
1242 * c-tree.h: Likewise.
1243 * cfgloop.h: Likewise.
1244 * cgraph.h: Likewise.
1245 * config/alpha/alpha.c: Likewise.
1246 * config/arm/arm.h: Likewise.
1247 * config/avr/avr.h: Likewise.
1248 * config/bfin/bfin.c: Likewise.
1249 * config/cris/cris.c: Likewise.
1250 * config/darwin.c: Likewise.
1251 * config/frv/frv.c: Likewise.
1252 * config/i386/i386.c: Likewise.
1253 * config/i386/i386.h: Likewise.
1254 * config/i386/winnt.c: Likewise.
1255 * config/ia64/ia64.h: Likewise.
1256 * config/iq2000/iq2000.c: Likewise.
1257 * config/mips/mips.c: Likewise.
1258 * config/mmix/mmix.h: Likewise.
1259 * config/pa/pa.c: Likewise.
1260 * config/pa/pa.h: Likewise.
1261 * config/rs6000/rs6000.c: Likewise.
1262 * config/s390/s390.c: Likewise.
1263 * config/sparc/sparc.c: Likewise.
1264 * config/xtensa/xtensa.c: Likewise.
1265 * cselib.h: Likewise.
1266 * dbxout.c: Likewise.
1267 * dwarf2out.c: Likewise.
1268 * except.c: Likewise.
1269 * except.h: Likewise.
1270 * fixed-value.h: Likewise.
1271 * function.c: Likewise.
1272 * function.h: Likewise.
1273 * gimple.h: Likewise.
1274 * integrate.c: Likewise.
1275 * optabs.c: Likewise.
1276 * output.h: Likewise.
1279 * stringpool.c: Likewise.
1280 * tree-data-ref.c: Likewise.
1281 * tree-flow.h: Likewise.
1282 * tree-scalar-evolution.c: Likewise.
1283 * tree-ssa-address.c: Likewise.
1284 * tree-ssa-alias.h: Likewise.
1285 * tree-ssa-operands.h: Likewise.
1288 * varasm.c: Likewise.
1289 * varray.h: Likewise.
1291 * coretypes.h: Do not define GTY macro if it is already defined.
1292 * doc/gty.texi: Update GTY documentation to new syntax.
1293 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1294 annotations on structs.
1295 * gengtype-parse.c: Likewise.
1297 2009-04-22 Mark Heffernan <meheff@google.com>
1299 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1301 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1303 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1306 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1308 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1309 the same as a PLUS without a shift. Increase the cost of a
1312 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1314 * Makefile.in: Update dependencies.
1315 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1316 * errors.h: Remove bogus comment about compatibility.
1317 (warning): Update declaration.
1318 * genautomata.c: Update all calls to warning.
1319 * gimple.c: Do not include errors.h. Include toplev.h.
1320 * tree-ssa-structalias.c: Do not include errors.h.
1321 * omega.c: Likewise.
1322 * tree-ssa-reassoc.c: Likewise.
1323 * config/spu/spu-c.c: Likewise.
1324 * config/spu/t-spu-elf: Update dependencies.
1326 2009-04-22 Richard Guenther <rguenther@suse.de>
1328 PR tree-optimization/39824
1329 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1330 make sure the types are compatible.
1332 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1335 * c-common.c (c_parse_error): Take a token_flags parameter.
1336 Use token_type for the token type instead.
1337 Pass token_flags to cpp_type2name.
1338 * c-common.h (c_parse_error): Update declaration.
1339 * c-parser.c (c_parser_error): Pass 0 as token flags.
1341 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1343 PR rtl-optimization/39580
1344 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1346 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1348 * function.c (expand_function_end): Do not emit a jump to the "naked"
1349 return label for fall-through returns.
1350 * except.c (sjlj_emit_function_exit): Always place the call to the
1351 unregister function at the location installed by expand_function_end.
1353 2009-04-22 Richard Guenther <rguenther@suse.de>
1355 PR tree-optimization/39845
1356 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1357 (gen_inbound_check): Likewise.
1359 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1361 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1363 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1364 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1366 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1368 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1369 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1370 shift counts to avoid out-of-bounds array accesses.
1372 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1374 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1375 (Pmode): Move above.
1377 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1379 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1380 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1381 GET_CODE macro. Use IN_RANGE macro where appropriate.
1382 * config/alpha/alpha.h: Ditto.
1383 * config/alpha/alpha.md: Ditto.
1384 * config/alpha/constraints.md: Ditto.
1385 * config/alpha/predicates.md: Ditto.
1387 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1389 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1390 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1391 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1392 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1393 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1394 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1395 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1396 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1397 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1398 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1399 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1400 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1401 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1402 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1403 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1404 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1405 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1406 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1407 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1408 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1409 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1410 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1411 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1412 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1413 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1414 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1415 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1417 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1419 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1420 references from comments.
1421 * cfgbuild.c: (count_basic_blocks): Delete.
1422 (find_basic_blocks_1): Delete.
1423 (find_basic_blocks): Delete.
1424 * except.c (finish_eh_generation): Make static. Move comment from
1425 except.h here. Remove find_basic_blocks references from comments.
1426 * except.h (finish_eh_generation): Delete.
1427 * basic-block.h (find_basic_blocks): Delete.
1428 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1430 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1432 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1433 (sdbout_parms): Likewise.
1435 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1437 * config/sh/sh.c (prepare_cbranch_operands): Use
1438 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1439 (expand_cbranchdi4): Likewise.
1440 (from_compare): Add cast to enum type.
1441 (expand_cbranchsi4): Use add_reg_note.
1442 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1443 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1444 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1445 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1446 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1447 instead of CODE_FOR_nothing.
1448 (cbranchdi4): Likewise. Fix the order of arguments for
1450 (push_fpscr): Use add_reg_note.
1451 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1452 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1454 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1456 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1457 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1458 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1459 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1460 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1461 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1462 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1463 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1464 config/alpha/x-vms, config/arc/t-arc,
1465 config/arm/README-interworking, config/arm/arm-c.c,
1466 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1467 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1468 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1469 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1470 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1471 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1472 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1473 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1474 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1475 config/cris/t-elfmulti, config/crx/t-crx,
1476 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1477 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1478 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1479 config/h8300/t-h8300, config/i386/athlon.md,
1480 config/i386/darwin-libgcc.10.4.ver,
1481 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1482 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1483 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1484 config/i386/t-linux64, config/i386/t-nwld,
1485 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1486 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1487 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1488 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1489 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1490 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1491 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1492 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1493 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1494 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1495 config/m68k/t-uclinux, config/mcore/t-mcore,
1496 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1497 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1498 config/mips/crtn.asm, config/mips/irix-crti.asm,
1499 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1500 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1501 config/mips/mips-fixed.md, config/mips/sb1.md,
1502 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1503 config/mips/t-iris6, config/mips/t-isa3264,
1504 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1505 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1506 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1507 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1508 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1509 config/mn10300/t-linux, config/mn10300/t-mn10300,
1510 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1511 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1512 config/picochip/libgccExtras/clzsi2.asm,
1513 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1514 config/rs6000/darwin-libgcc.10.4.ver,
1515 config/rs6000/darwin-libgcc.10.5.ver,
1516 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1517 config/rs6000/t-aix43, config/rs6000/t-aix52,
1518 config/rs6000/t-darwin, config/rs6000/t-fprules,
1519 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1520 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1521 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1522 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1523 config/rs6000/t-rtems, config/rs6000/t-spe,
1524 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1525 config/score/t-score-elf, config/sh/divcost-analysis,
1526 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1527 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1528 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1529 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1530 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1531 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1532 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1533 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1534 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1535 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1536 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1537 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1538 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1539 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1540 * config/h8300/genmova.sh: Include copyright and license notices
1541 in generated output.
1542 * config/h8300/mova.md: Regenerate.
1543 * doc/install.texi2html: Include word "Copyright" in copyright
1544 notice and use name "Free Software Foundation, Inc.".
1545 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1546 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1547 ChangeLog-2007, ChangeLog-2008: Correct dates.
1549 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1551 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1552 NE_EXPR operations as well.
1553 * c-parser.c (c_parser_condition): Do not set location information on
1555 (c_parser_conditional_expression): Likewise.
1556 (c_parser_binary_expression): Set location information on operators.
1557 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1558 TRUTH_NOT_EXPR has been folded.
1559 * fold-const.c (fold_truth_not_expr): Copy location information from
1560 the incoming expression to the outgoing one.
1561 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1562 recursive calls on the LHS of the operator but pass that of the
1563 operator to recursive calls on the RHS of the operator. Set it
1565 (shortcut_cond_expr): Set the locus of the operator on the second
1566 COND_EXPR and that of the expression on the first in degenerate cases.
1567 Pass the locus of the expression to calls to shortcut_cond_r.
1568 Set the locus of the 'then' block on the associated jump, if any.
1569 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1570 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1571 expression to call to gimplify_boolean_expr.
1573 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1575 * config.gcc: Add additional configuration for
1576 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1577 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1578 (CPP_SPEC): Redefine for allowing -municode option.
1579 (STARTFILE_SPEC): Likewise.
1580 * config/i386/t-mingw-w64: New.
1581 * config/i386/mingw-w64.opt: New.
1582 (municode): Add new target option.
1583 * doc/invoke.texi (municode): Add documentation for new option.
1585 2009-04-21 Ian Lance Taylor <iant@google.com>
1587 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1588 Correct test for number of arguments.
1589 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1591 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1593 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1594 argument of emit_library_call.
1596 2009-04-21 Richard Guenther <rguenther@suse.de>
1599 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1600 inside VIEW_CONVERT_EXPRs.
1602 2009-04-21 Martin Jambor <mjambor@suse.cz>
1604 * tree-switch-conversion.c (build_constructors): Split a long line.
1605 (constructor_contains_same_values_p): New function.
1606 (build_one_array): Create assigns of constants if possible, do not
1607 call mark_sym_for_renaming, call update_stmt.
1608 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1609 make_rename_temp. Do not call mark_symbols_for_renaming, call
1611 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1612 find_new_referenced_vars, call update_stmt.
1613 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1614 instead of calling make_rename_temp. Do not call
1615 find_new_referenced_vars or mark_symbols_for_renaming, call
1618 2009-04-21 Richard Guenther <rguenther@suse.de>
1620 PR tree-optimization/39827
1621 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1622 (tree_ssa_phiprop): Pass the correct array size.
1624 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1626 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1628 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1631 * c-typeck.c (lvalue_p): Move declaration ...
1632 * c-common.h (lvalue_p): ... to here.
1633 * c-common.c (candidate_equal_p): New.
1634 (add_tlist): Use it.
1635 (merge_tlist): Use it.
1636 (warn_for_collisions_1): Likewise.
1637 (warning_candidate_p): Accept more candidates.
1638 (verify_tree): A warning candidate can be an expression. Use
1641 2009-04-21 Ben Elliston <bje@au.ibm.com>
1644 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1645 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1646 options. Remove -mcall-solaris documentation.
1648 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1651 * doc/invoke.texi (-Wlong-long): Update description.
1652 * c-lex (interpret_integer): Only warn if there was no previous
1653 overflow and -Wlong-long is enabled.
1654 * c-decl.c (declspecs_add_type): Drop redundant flags.
1655 * c.opt (Wlong-long): Init to -1.
1656 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1657 and front-end warn_long_long. Wlong-long only depends on other
1658 flags if it is uninitialized.
1659 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1660 the same for CPP and FE.
1661 (restore_extension_diagnostics): Likewise.
1663 2009-04-20 Ian Lance Taylor <iant@google.com>
1665 Fix enum conversions which are invalid in C++:
1666 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1667 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1668 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1669 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1670 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1671 (dbxout_parms): Likewise.
1672 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1673 (df_clear_flags): Likewise.
1674 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1675 top_flag parameter to int.
1676 (df_chain_create_bb_process_use): Likewise.
1677 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1679 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1680 (df_ref_create_structure, df_def_record_1): Likewise.
1681 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1682 (df_notes_rescan): Change 0 to VOIDmode in function call.
1683 (df_get_call_refs, df_insn_refs_collect): Likewise.
1684 (df_bb_regs_collect): Likewise.
1685 (df_entry_block_defs_collect): Likewise.
1686 (df_exit_block_uses_collect): Likewise.
1687 * df.h: Update declarations.
1688 * double-int.c (double_int_divmod): Add cast to enum type.
1689 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1690 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1691 (based_loc_descr): Likewise.
1692 (loc_descriptor_from_tree_1): Change first_op and second_op to
1693 enum dwarf_location_atom. Add cast to enum type.
1694 * expmed.c (init_expmed): Change 0 to SET in function call.
1695 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1696 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1697 (do_store_flag): Likewise.
1698 * fixed-value.h (struct fixed_value): Change mode to enum
1700 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1701 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1703 (insert_insn_decl, insert_decl, insert_state): Likewise.
1704 (automata_list_finish): Likewise.
1705 * genrecog.c (process_define_predicate): Add cast to enum type.
1706 * gensupport.c (init_predicate_table): Add cast to enum type.
1707 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1709 (gimple_build_call_1, gimple_build_label): Likewise.
1710 (gimple_build_goto, gimple_build_asm_1): Likewise.
1711 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1712 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1713 (enum fallback): Rename from enum fallback_t.
1714 (fallback_t): Typedef as int.
1715 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1716 GSI_SAME_STMT in function call.
1717 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1719 (setup_reg_class_relations): Likewise.
1720 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1721 (setup_prohibited_class_mode_regs): Add cast to enum type.
1722 (setup_prohibited_mode_move_regs): Likewise.
1723 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1724 (record_address_regs): Change i to enum reg_class.
1725 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1726 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1727 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1728 (GET_MODE_2XWIDER_MODE): Likewise.
1729 (GET_CLASS_NARROWEST_MODE): Likewise.
1730 * omp-low.c (expand_omp_for): Add cast to enum type.
1731 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1732 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1733 * postreload.c (reload_cse_simplify_operands): Change rclass local
1735 * predict.c (combine_predictions_for_insn): Change best_predictor
1736 and predictor to enum br_predictor.
1737 (combine_predictions_for_bb): Likewise.
1738 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1739 use SET_PREDICT_EXPR_OUTCOME.
1740 * real.c (real_arithmetic): Change icode to code in function call.
1741 * reginfo.c (init_move_cost): Add casts to enum type.
1742 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1743 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1745 * reload.c (find_valid_class): Add casts to enum type.
1746 (push_reload): Change 0 to NO_REGS in function call.
1747 (find_reloads): Change this_alternative to array of enum
1748 reg_class. Remove some now-unnecessary casts.
1749 (make_memloc): Change 0 to VOIDmode in function call.
1750 * reload1.c (reload): Change 0 to VOIDmode in function call.
1751 (eliminate_regs_1, elimination_effects): Likewise.
1752 (eliminate_regs_in_insn): Likewise.
1753 (emit_input_reload_insns): Add cast to enum type.
1754 (delete_output_reload): Change 0 to VOIDmode in function call.
1755 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1756 to enum type in function call.
1757 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1758 (SET_PREDICT_EXPR_OUTCOME): Define.
1759 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1760 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1761 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1762 (dump_function): Likewise.
1763 * tree-dump.h: Update declarations.
1764 * tree-pass.h: Update declarations.
1765 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1766 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1768 (arm_rtx_costs_1): Correct parenthesization.
1769 (arm_rtx_costs): Add casts to enum type.
1770 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1771 (vfp_emit_fstmd): Use add_rg_note.
1772 (emit_multi_reg_push, emit_sfm): Likewise.
1773 (thumb_set_frame_pointer): Likewise.
1774 (arm_expand_prologue): Likewise.
1775 (arm_regno_class): Change return type to enum reg_class.
1776 (thumb1_expand_prologue): Use add_reg_note.
1777 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1778 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1780 * config/arm/gentune.sh: Add cast to enum type.
1781 * config/arm/arm-tune.md: Rebuild.
1782 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1783 (ix86_split_fp_branch, predict_jump): Likewise.
1784 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1785 insn_code to enum rtx_code.
1786 (ix86_builtin_vectorized_function): Add cast to enum type.
1787 * config/i386/i386.md (truncdfsf2): Change slot to enum
1789 (truncxf<mode>2, isinf<mode>2): Likewise.
1790 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1792 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1793 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1794 (insert_bundle_state): Change 1 to INSERT in function call.
1795 (ia64_add_bundle_selector_before): Likewise.
1796 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1797 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1798 (restore_stack_nonlocal): Likewise.
1799 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1801 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1803 (mips_rtx_costs): Likewise.
1804 (mips_override_options): Add casts to enum type.
1805 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1807 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1808 (store_reg, set_reg_plus_d): Likewise.
1809 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1810 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1812 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1814 (emit_unlikely_jump): Use add_reg_note.
1815 (rs6000_emit_allocate_stack): Likewise.
1816 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1817 (output_toc): Change 1 to INSERT in function call.
1818 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1819 (rs6000_initialize_trampoline): Likewise.
1820 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1822 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1823 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1824 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1825 (save_gprs): Use add_reg_note.
1826 (s390_emit_prologue): Likewise.
1827 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1828 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1829 (sparc_fold_builtin): Add cast to enum type.
1830 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1832 (spu_expand_prologue): Use add_reg_note.
1833 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1835 2009-04-20 Ian Lance Taylor <iant@google.com>
1837 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1838 (c_parser_postfix_expression_after_primary): Get VEC for list of
1839 arguments. Get original types of arguments. Call
1840 build_function_call_vec.
1841 (cached_expr_list_1, cached_expr_list_2): New static variables.
1842 (c_parser_expr_list): Change return type to VEC *. Add
1843 p_orig_types parameter. Change all callers.
1844 (c_parser_release_expr): New static function.
1845 (c_parser_vec_to_tree_list): New static function.
1846 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1847 call build_function_call_vec.
1848 (build_function_call_vec): New function, based on old
1849 build_function_call.
1850 (convert_arguments): Remove nargs and argarray parameters. Change
1851 values to a VEC. Add origtypes parameter.
1852 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1853 (convert_for_assignment): Add origtype parameter. Change all
1854 callers. If warn_cxx_compat, check for conversion to an enum
1855 type when calling a function.
1856 (store_init_value): Add origtype parameter. Change all callers.
1857 (digest_init): Likewise.
1858 (struct init_node): Add origtype field.
1859 (add_pending_init): Add origtype parameter. Change all callers.
1860 (output_init_element): Likewise.
1861 (output_pending_init_elements): Pass origtype from init_node to
1862 output_init_element.
1863 (process_init_element): Pass origtype from c_expr to
1864 output_init_element.
1865 (c_finish_return): Add origtype parameter. Change all callers.
1866 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1868 (sync_resolve_params): Likewise.
1869 (sync_resolve_return): Change params to first_param. Change caller.
1870 (resolve_overloaded_builtins): Change params to VEC *. Change
1871 callers. Save first parameter around call to build_function_call_vec.
1872 * c-decl.c (finish_decl): Add origtype parameter. Change all
1873 callers. Call build_function_call_vec rather than
1874 build_function_call for cleanup.
1875 * c-tree.h: Update declarations.
1876 * c-common.h: Update declarations.
1877 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1878 params to first_param.
1879 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1880 params parameter from tree to void *.
1881 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1882 Change arglist parameter to have type void *, and to be a pointer
1884 * config/rs6000/rs6000-protos.h
1885 (altivec_resolve_overloaded_builtin): Update declaration.
1886 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1887 fnargs parameter to have type void *, and to be a pointer to a
1888 VEC. Call build_function_call_vec instead of
1889 build_function_call.
1890 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1892 2009-04-20 Joey Ye <joey.ye@intel.com>
1893 Xuepeng Guo <xuepeng.guo@intel.com>
1894 H.J. Lu <hongjiu.lu@intel.com>
1896 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1898 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1899 (IX86_LEA_PRIORITY): Likewise.
1900 (distance_non_agu_define): New function.
1901 (distance_agu_use): Likewise.
1902 (ix86_lea_for_add_ok): Likewise.
1903 (ix86_dep_by_shift_count): Likewise.
1905 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1906 should split for LEA.
1908 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1910 (ix86_dep_by_shift_count): Likewise.
1912 2009-04-20 Richard Guenther <rguenther@suse.de>
1914 * expr.c (handled_component_p): Move ...
1915 * tree.h (handled_component_p): ... here.
1916 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1917 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1918 and REALPART_EXPR to be in one group.
1920 2009-04-20 Richard Guenther <rguenther@suse.de>
1922 * basic-block.h (get_all_dominated_blocks): Declare.
1923 * dominance.c (get_all_dominated_blocks): New function.
1924 * tree-cfg.c (get_all_dominated_blocks): Remove.
1925 (remove_edge_and_dominated_blocks): Adjust.
1926 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1927 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1928 instead of recursing.
1930 2009-04-20 Doug Kwan <dougkwan@google.com>
1932 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1933 (struct cgraph_node_set_def): New type.
1934 (cgraph_node_set) New type. Also declare vector functions.
1935 (struct cgraph_node_set_element_def): New type.
1936 (cgraph_node_set_element): Ditto.
1937 (cgraph_node_set_iterator): New iterator type.
1938 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1939 cgraph_node_set_remove, dump_cgraph_node_set,
1940 debug_cgraph_node_set): New prototypes.
1941 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1942 cgraph_node_set_size): New inlines.
1943 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1945 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1946 argument to function 'write_summary'.
1947 * ipa.c: Include ggc.h.
1948 (hash_cgraph_node_set_element,
1949 eq_cgraph_node_set_element, cgraph_node_set_new,
1950 cgraph_node_set_add, cgraph_node_set_remove,
1951 cgraph_node_set_find, dump_cgraph_node_set,
1952 debug_cgraph_node_set): New functions.
1953 * Makefile.in (ipa.o): Add dependency on GGC_H.
1955 2009-04-20 Ira Rosen <irar@il.ibm.com>
1957 PR tree-optimization/39675
1958 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1959 check of the return code of vect_schedule_slp. Check that
1960 stmt_vec_info still exists for the statement, before checking its
1963 2009-04-20 Michael Matz <matz@suse.de>
1965 * Makefile.in (generated_files): Take out $(simple_generated_c).
1967 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1969 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1970 (UINTPTR_TYPE): Likewise.
1972 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1975 * c-typeck.c (digest_init): Check for initializing an array with a
1978 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1981 * c-semantics.c (pop_stmt_list): Propagate
1982 STATEMENT_LIST_HAS_LABEL to parent statement list.
1984 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1986 * config/mips/mips.h (mips_tune_attr): New macro.
1987 * config/mips/mips.md (cpu): Use it.
1989 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1992 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1995 2009-04-19 Diego Novillo <dnovillo@google.com>
1997 * toplev.c (compile_file): Move call to coverage_finish ...
1998 * cgraphunit.c (ipa_passes): ... here.
1999 Call cgraph_process_new_functions.
2000 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2001 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2003 2009-04-19 Jan Hubicka <jh@suse.cz>
2005 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2007 (dump_cgraph_node): Dump can throw external flag.
2008 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2010 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2014 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2015 * common.opt (Wlogical-op): Move from here...
2016 * c.opt (Wlogical-op): ... to here.
2017 * c-typeck.c (parser_build_binary_op): Update call to
2018 warn_logical_operator.
2019 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2021 * c-common.c (warn_logical_op): Update.
2022 * c-common.h (warn_logical_op): Update declaration.
2024 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2026 * tree.c (protected_set_expr_location): Fix formatting.
2028 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2031 * c-typeck.c (readonly_warning): new.
2032 (build_unary_op, build_modify_expr): Use readonly_warning for
2033 storing into something readonly but not const-qualified.
2035 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2038 * c-typeck.c (build_unary_op): Check for taking address of
2039 expression of type void.
2041 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2044 * c-typeck.c (build_function_call): Check for calling a function
2045 with qualified void return types. Call require_complete_type when
2048 2009-04-18 Jan Hubicka <jh@suse.cz>
2050 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2052 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2053 can_throw_external flag.
2054 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2055 * ipa-pure-const.c (ignore_edge): New function.
2056 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2057 only over can_throw_external edges.
2058 (local_pure_const): Add nothrow flag.
2059 * ipa-utils.c (searchc): Add ignore_edge callback.
2060 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2061 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2062 (set_nothrow_function_flags): Update cgraph.
2063 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2065 2009-04-18 Richard Guenther <rguenther@suse.de>
2068 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2069 (fold_stmt): ... this and ...
2070 (fold_stmt_inplace): ... this.
2071 (fold_stmt_1): Fold references in calls and asms.
2072 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2074 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2076 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2077 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2079 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2081 * tree.c (function_args_count): Remove.
2082 * tree.h: Remove the prototype for function_args_count.
2084 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2086 * tree-iterator.c (expr_only): Remove.
2087 * tree.h: Remove the prototype for expr_only.
2089 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2091 * reginfo.c (cannot_change_mode_set_regs): Remove.
2092 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2094 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2096 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2097 whether operands 0 and 1 overlaps.
2099 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2102 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2103 pointer. Use warning_at instead of warning.
2104 (search_for_addr_array): Likewise.
2105 (check_array_bounds): Likewise.
2106 (check_all_array_refs): Check that the incoming edge is not in the
2107 list of edges to be removed.
2108 (check_all_array_refs): Avoid the temporal pointer.
2109 (vrp_visit_cond_stmt): Fix typo.
2110 (simplify_switch_using_ranges): Handle the case where the switch
2111 index is an integer constant.
2113 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2115 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2117 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2119 * doc/extend.texi, doc/invoke.texi: Fix typos.
2121 2009-04-17 Cary Coutant <ccoutant@google.com>
2123 * tree-flow-inline.h (get_lineno): Fix inverted test.
2125 2009-04-17 Diego Novillo <dnovillo@google.com>
2127 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2128 assertion for AVAIL_OUT.
2130 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2133 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2134 * config/sh/linux-atomic.asm: Likewise.
2136 2009-04-17 Diego Novillo <dnovillo@google.com>
2138 * except.c (debug_eh_tree): New.
2139 (struct eh_region, struct eh_status): Move ...
2140 * except.h: ... here.
2141 (add_type_for_runtime): Declare extern.
2142 (lookup_type_for_runtime): Likewise.
2143 (debug_eh_tree): Declare.
2144 * Makefile.in (GTFILES): List except.h before except.c
2146 2009-04-17 Diego Novillo <dnovillo@google.com>
2148 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2149 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2150 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2151 (find_vars_r): ... here.
2152 * tree-flow.h (find_referenced_vars_in): Declare.
2153 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2154 that AVAIL_OUT exists for BLOCK.
2155 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2156 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2157 (tree-parloops.o): Likewise.
2159 2009-04-17 Simon Baldwin <simonb@google.com>
2161 * toplev.c (default_tree_printer): Add handling for %E format.
2163 2009-04-17 Diego Novillo <dnovillo@google.com>
2165 * tree-pretty-print.c (dump_generic_node): Add break after
2166 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2167 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2168 FUNCTION_TYPE together. Call print_struct_decl when printing
2169 structures and TDF_SLIM is not given.
2170 (print_struct_decl): Fix logic for detecting recursion.
2172 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2175 * gcc.c (create_at_file): New.
2176 (compile_input_file_p): New.
2177 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2178 * main.c (main): Update call to toplev_main.
2179 * toplev.c (toplev_main): Change signature. Call expandargv.
2180 * toplev.h (toplev_main): Change signature.
2182 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2184 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2185 if the latter is not constant.
2187 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2189 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2191 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2193 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2194 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2196 2009-04-17 Richard Guenther <rguenther@suse.de>
2198 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2199 Handle component references view-converting an invariant address.
2201 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2203 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2204 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2205 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2206 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2207 Use @deftypevr rather than @deftypevar.
2209 2009-04-17 Richard Guenther <rguenther@suse.de>
2211 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2212 (get_prop_source_stmt): Likewise.
2213 (can_propagate_from): Likewise.
2215 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2217 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2218 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2219 (--with-multilib-list): Add default value.
2220 * configure: Regenerate.
2221 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2222 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2223 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2224 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2225 Don't add default cpu to multilib list unnecessarily, but do enable
2226 the relevant compiler option..
2227 Add support for --with-multilib-list=<blank> and
2228 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2229 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2230 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2231 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2233 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2234 (MULTILIB_OSDIRNAMES): New variable.
2235 * config/sh/t-1e: Delete file.
2236 * config/sh/t-mlib-sh1: Delete file.
2237 * config/sh/t-mlib-sh2: Delete file.
2238 * config/sh/t-mlib-sh2a: Delete file.
2239 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2240 * config/sh/t-mlib-sh2a-single: Delete file.
2241 * config/sh/t-mlib-sh2a-single-only: Delete file.
2242 * config/sh/t-mlib-sh2e: Delete file.
2243 * config/sh/t-mlib-sh3e: Delete file.
2244 * config/sh/t-mlib-sh4: Delete file.
2245 * config/sh/t-mlib-sh4-nofpu: Delete file.
2246 * config/sh/t-mlib-sh4-single: Delete file.
2247 * config/sh/t-mlib-sh4-single-only: Delete file.
2248 * config/sh/t-mlib-sh4a: Delete file.
2249 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2250 * config/sh/t-mlib-sh4a-single: Delete file.
2251 * config/sh/t-mlib-sh4a-single-only: Delete file.
2252 * config/sh/t-mlib-sh4al: Delete file.
2253 * config/sh/t-mlib-sh5-32media: Delete file.
2254 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2255 * config/sh/t-mlib-sh5-64media: Delete file.
2256 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2257 * config/sh/t-mlib-sh5-compact: Delete file.
2258 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2259 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2260 * doc/install.texi (Options specification): Add
2261 --with-multilib-list and --with-endian.
2263 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2265 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2267 (OBJS-common): Add plugin-version.o.
2268 (plugin-version.o): New.
2269 * gcc-plugin.h (plugin_gcc_version): New.
2270 (plugin_default_version_check): New.
2271 (plugin_init_func, plugin_init): Add version argument.
2272 * plugin-version.c: New.
2273 * plugin.c (str_plugin_gcc_version_name): New.
2274 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2275 pass it to the init function.
2276 (plugin_default_version_check): New.
2278 2009-04-17 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2281 for decl-vs-decl disambiguation.
2283 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2285 * config/s390/s390.h (s390_tune_attr): New macro definition.
2286 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2288 2009-04-17 Richard Guenther <rguenther@suse.de>
2290 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2291 (fold_stmt_r): Likewise.
2292 (maybe_fold_reference): New function.
2293 (fold_gimple_assign): Handle cases fold_stmt_r did.
2294 (fold_stmt): Do not use fold_stmt_r.
2295 (fold_stmt_inplace): Likewise.
2297 2009-04-17 Richard Guenther <rguenther@suse.de>
2299 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2300 (record_equivalences_from_stmt): Remove useless checks and
2302 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2303 the type is already suitable.
2305 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2307 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2309 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2311 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2312 (CMPtype): Define as __gcc_CMPtype.
2314 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2316 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2317 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2319 2009-04-17 Richard Guenther <rguenther@suse.de>
2321 PR tree-optimization/39746
2322 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2323 special-casing for builtins and static variable use/def.
2324 (call_may_clobber_ref_p_1): Likewise.
2326 2009-04-16 Ian Lance Taylor <iant@google.com>
2328 * df.h: Include "timevar.h".
2329 (struct df_problem): Change tv_id field to timevar_id_t.
2330 * tree-pass.h: Include "timevar.h".
2331 (struct opt_pass): Change tv_id field to timevar_id_t.
2332 * timevar.h (timevar_id_t): Define TV_NONE.
2333 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2334 TV_NONE rather than tv_id != 0.
2335 (execute_one_pass): Likewise.
2336 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2337 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2338 dependencies to $(TREE_PASS_H).
2339 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2341 (pass_branch_target_load_optimize2): Likewise.
2342 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2343 (pass_outof_cfg_layout_mode): Likewise.
2344 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2345 (pass_rebuild_cgraph_edges): Likewise.
2346 (pass_remove_cgraph_callee_edges): Likewise.
2347 * df-core.c (pass_df_initialize_opt): Likewise.
2348 (pass_df_initialize_no_opt): Likewise.
2349 (pass_df_finish): Likewise.
2350 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2351 * except.c (pass_set_nothrow_function_flags): Likewise.
2352 (pass_convert_to_eh_region_ranges): Likewise.
2353 * final.c (pass_compute_alignments): Likewise.
2354 * function.c (pass_instantiate_virtual_regs): Likewise.
2355 (pass_init_function): Likewise.
2356 (pass_leaf_regs): Likewise.
2357 (pass_match_asm_constraints): Likewise.
2358 * gimple-low.c (pass_lower_cf): Likewise.
2359 (pass_mark_used_blocks): Likewise.
2360 * init-regs.c (pass_initialize_regs): Likewise.
2361 * integrate.c (pass_initial_value_sets): Likewise.
2362 * ira.c (pass_ira): Likewise.
2363 * jump.c (pass_cleanup_barriers): Likewise.
2364 * omp-low.c (pass_expand_omp): Likewise.
2365 (pass_lower_omp): Likewise.
2366 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2367 * recog.c (pass_split_all_insns): Likewise.
2368 (pass_split_after_reload): Likewise.
2369 (pass_split_before_regstack): Likewise.
2370 (pass_split_before_sched2): Likewise.
2371 (pass_split_for_shorten_branches): Likewise.
2372 * reginfo.c (pass_reginfo_init): Likewise.
2373 (pass_subregs_of_mode_init): Likewise.
2374 (pass_subregs_of_mode_finish): Likewise.
2375 * passes.c (pass_postreload): Likewise.
2376 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2377 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2378 (pass_warn_function_return): Likewise.
2379 (pass_warn_function_noreturn): Likewise.
2380 * tree-complex.c (pass_lower_complex): Likewise.
2381 (pass_lower_complex_O0): Likewise.
2382 * tree-if-conv.c (pass_if_conversion): Likewise.
2383 * tree-into-ssa.c (pass_build_ssa): Likewise.
2384 * tree-mudflap.c (pass_mudflap_1): Likewise.
2385 (pass_mudflap_2): Likewise.
2386 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2387 (pass_mudflap_2): Likewise.
2388 * tree-nrv.c (pass_return_slot): Likewise.
2389 * tree-object-size.c (pass_object_sizes): Likewise.
2390 * tree-optimize.c (pass_all_optimizations): Likewise.
2391 (pass_early_local_passes): Likewise.
2392 (pass_all_early_optimizations): Likewise.
2393 (pass_cleanup_cfg): Likewise.
2394 (pass_cleanup_cfg_post_optimizing): Likewise.
2395 (pass_free_datastructures): Likewise.
2396 (pass_free_cfg_annotations): Likewise.
2397 (pass_fixup_cfg): Likewise.
2398 (pass_init_datastructures): Likewise.
2399 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2400 (pass_late_warn_uninitialized): Likewise.
2401 (pass_update_address_taken): Likewise.
2402 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2403 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2404 (pass_cse_sincos): Likewise.
2405 (pass_convert_to_rsqrt): Likewise.
2406 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2407 * tree-stdarg.c (pass_stdarg): Likewise.
2408 * tree-tailcall.c (pass_tail_recursion): Likewise.
2409 (pass_tail_calls): Likewise.
2410 * tree-vect-generic.c (pass_lower_vector): Likewise.
2411 (pass_lower_vector_ssa): Likewise.
2412 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2414 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2416 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2418 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2420 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2421 logical and signext.
2423 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2426 * config/sh/predicates.md (arith_operand): Check if the operand
2427 of TRUNCATE is a REG.
2429 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2431 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2432 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2434 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2436 * tree-iterator.c (tsi_split_statement_list_after,
2437 tsi_split_statement_list_before): Remove.
2438 * tree-iterator.h: Remove the prototypes for
2439 tsi_split_statement_list_after and tsi_split_statement_list_before.
2441 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2443 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2444 * tree-ssa-propagate.h: Remove the prototype for
2445 stmt_makes_single_load.
2447 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2449 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2450 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2452 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2454 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2456 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2458 * except.c (eh_region_outer_p): Remove.
2459 * except.h: Remove the prototype for eh_region_outer_p.
2461 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2463 * function.c (current_function_assembler_name): Remove.
2464 * function.h: Remove the prototype for
2465 current_function_assembler_name.
2467 2009-04-16 Ian Lance Taylor <iant@google.com>
2469 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2470 (add_reg_note): Call alloc_reg_note.
2471 * rtl.h (alloc_reg_note): Declare.
2472 * combine.c (try_combine): Use alloc_reg_note.
2473 (recog_for_combine, move_deaths): Likewise.
2474 (distribute_notes): Use alloc_reg_note and add_reg_note.
2475 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2476 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2477 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2479 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2481 PR rtl-optimization/39762
2482 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2483 ira_may_move_out_cost): Add comments about way of their usage.
2484 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2486 * ira-conflicts.c (process_regs_for_copy): Use function
2487 ira_get_register_move_cost instead of global
2488 ira_register_move_cost.
2490 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2491 color_pass, move_spill_restore, update_curr_costs): Ditto.
2493 * ira-lives.c (process_single_reg_class_operands): Ditto.
2495 * ira-emit.c (emit_move_list): Ditto.
2497 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2498 (record_reg_classes): Ditto. Use functions
2499 ira_get_register_move_cost and ira_get_may_move_cost instead of
2500 global vars ira_register_move_cost, ira_may_move_out_cost and
2501 ira_may_move_in_cost.
2502 (record_address_regs): Don't call ira_init_register_move_cost.
2503 Use function ira_get_may_move_cost instead of global
2504 ira_may_move_in_cost.
2505 (process_bb_node_for_hard_reg_moves): Use function
2506 ira_get_register_move_cost instead of global ira_register_move_cost.
2507 (ira_costs): Don't call ira_init_register_move_cost.
2509 2009-04-16 Richard Guenther <rguenther@suse.de>
2511 * tree-cfg.c (verify_gimple_assign_binary):
2512 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2513 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2514 (create_general_new_stmt): Note that this function is broken.
2516 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2518 * common.opt (fhelp): Add Var(help_flag).
2519 * gcc-plugin.h (plugin_info): Add help.
2520 * plugin.c (plugin_name_args): Add help.
2521 (register_plugin_info): Set plugin->help.
2522 (print_help_one_plugin): New.
2523 (print_plugins_help): New.
2524 * plugin.h (print_plugins_help): New.
2525 * toplev.c (toplev_main): Call print_plugins_help if needed.
2527 2009-04-16 Richard Guenther <rguenther@suse.de>
2529 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2530 (gimple_ior_addresses_taken_1): New function.
2531 (gimple_ior_addresses_taken): Likewise.
2532 * gimple.h (struct gimple_statement_with_ops_base): Remove
2533 addresses_taken member.
2534 (gimple_ior_addresses_taken): Declare.
2535 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2536 gimple_set_addresses_taken): Remove.
2537 * ipa-reference.c (mark_address): New function.
2538 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2539 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2540 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2541 (gimple_add_to_addresses_taken): Remove.
2542 (get_tmr_operands): Call mark_address_taken.
2543 (get_asm_expr_operands): Likewise.
2544 (get_expr_operands): Likewise.
2545 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2546 (free_stmt_operands): Do not free it.
2547 * tree-ssa.c (delete_tree_ssa): Likewise.
2548 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2550 2009-04-16 Richard Guenther <rguenther@suse.de>
2552 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2553 (walk_stmt_load_store_ops): Likewise.
2554 * gimple.c (get_base_loadstore): New function.
2555 (walk_stmt_load_store_addr_ops): Likewise.
2556 (walk_stmt_load_store_ops): Likewise.
2557 * ipa-pure-const.c (check_op): Simplify.
2558 (check_load, check_store): New functions.
2559 (check_stmt): Use walk_stmt_load_store_ops.
2560 * ipa-reference.c (mark_load): Adjust signature.
2561 (mark_store): Likewise.
2562 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2564 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2566 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2568 * opts.c (common_handle_option): Don't call print_version.
2569 * plugin.c (plugin_name_args): Add version.
2570 (register_plugin_info): New.
2571 (register_callback): Handle PLUGIN_INFO.
2572 (try_init_one_plugin): New.
2573 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2575 (finalize_one_plugin): New.
2576 (finalize_plugins): New.
2577 (print_one_plugin): New.
2578 (print_plugins_versions): New.
2579 * plugin.h (print_plugins_versions): New.
2580 (finalize_plugins): New.
2581 * toplev.c (compile_file): Don't call initialize_plugins.
2582 (print_version): Call print_plugins_versions.
2583 (toplev_main): Call initialize_plugins. Print version if needed.
2584 Call finalize_plugins.
2586 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2588 * common.opt (fversion): New.
2589 * gcc.c (print_version): New.
2590 (process_command): Don't print the version. Just set print_version.
2591 (main): Print version. Call subprocesses if print_version and
2592 verbose_flag are set.
2593 * opts.c (common_handle_option): Handle OPT_fversion.
2595 2009-04-16 Richard Guenther <rguenther@suse.de>
2596 Ira Rosen <irar@il.ibm.com>
2598 PR tree-optimization/39698
2599 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2600 type of the reduction variable. Only generate the def if
2603 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2604 make sure to first convert to an integer of the same precision.
2605 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2606 the type of the evolution correctly in computing the new
2607 induction variable base.
2609 2009-04-16 Richard Guenther <rguenther@suse.de>
2612 * tree-cfg.c (make_blocks): Split statements with to-be
2613 abnormal SSA names on the lhs.
2615 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2617 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2618 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2619 * c-typeck.c (really_start_incremental_init): Likewise.
2620 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2621 (TARGET_INITIALIZER): Remove it.
2622 * target.h (struct target): Remove vector_opaque_p.
2623 * tree.c (build_opaque_vector_type): New.
2624 * tree.h (TYPE_VECTOR_OPAQUE): New.
2625 (build_opaque_vector_type): Declare.
2626 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2627 * config/rs6000/rs6000.c (build_opaque_vector_type,
2628 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2629 (rs6000_init_builtins): Use build_opaque_vector_type for
2630 opaque_V4SI_type_node.
2632 2009-04-15 Catherine Moore <clm@codesourcery.com>
2634 * debug.h (set_name): Declare.
2635 * dwarf2out.c (dwarf2out_set_name): Declare.
2636 (dwarf2_debug_hooks): Add set_name.
2637 (find_AT_string): New.
2638 (add_AT_string): Call find_AT_string.
2639 (dwarf2out_set_name): New.
2640 * cp/decl.c (grokdeclarator): Call set_name.
2641 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2642 * debug.c (do_nothing_debug_hooks): Likewise.
2643 * dbxout.c (dbx_debug_hooks): Likewise.
2644 * sdbout.c (sdb_debug_hooks): Likewise.
2646 2009-04-15 Michael Eager <eager@eagercon.com>
2648 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2649 reg for single-precision FPU.
2650 * config/rs6000/rs6000.md (movsi_internal1): Only for
2652 (movsi_internal1_single): New. Add pattern to move SI values to/from
2653 single-precision FP regs.
2655 2009-04-15 Richard Guenther <rguenther@suse.de>
2657 * omp-low.c (lower_rec_input_clauses): Build correct address
2659 (expand_omp_for_generic): Fix multiplication type.
2660 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2661 (generate_memset_zero): Fix types.
2662 * tree-profile.c (prepare_instrumented_value): Correctly
2665 2009-04-15 Ian Lance Taylor <iant@google.com>
2667 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2668 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2669 for -Wall and for -Wc++-compat.
2670 (c_common_post_options): For C++, set warn_enum_compare if not
2672 * c-tree.h (struct c_expr): Add field original_type.
2673 (build_external_ref): Update declaration.
2674 * c-parser.c (c_parser_braced_init): Set original_type.
2675 (c_parser_initelt): Likewise.
2676 (c_parser_expr_no_commas): Likewise.
2677 (c_parser_conditional_expression): Likewise.
2678 (c_parser_cast_expression): Likewise.
2679 (c_parser_unary_expression): Likewise. Pull setting of
2680 original_code to top of function.
2681 (c_parser_sizeof_expression): Set original_type.
2682 (c_parser_alignof_expression): Likewise.
2683 (c_parser_postfix_expression): Likewise. Pull setting of
2684 original_code to top of function.
2685 (c_parser_postfix_expression_after_paren_type): Set original_type.
2686 (c_parser_postfix_expression_after_primary): Likewise.
2687 (c_parser_expression): Likewise.
2688 * c-typeck.c (build_external_ref): Add type parameter. Change all
2690 (c_expr_sizeof_expr): Set original_type field.
2691 (parser_build_unary_op): Likewise.
2692 (parser_build_binary_op): Likewise. Optionally warn about
2693 comparisons of enums of different types.
2694 (digest_init): Set original_type field.
2695 (really_start_incremental_init): Likewise.
2696 (push_init_level, pop_init_level): Likewise.
2697 * doc/invoke.texi (Warning Options): -Wenum-compare now
2700 2009-04-15 Richard Guenther <rguenther@suse.de>
2702 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2703 out a necessary conversion.
2704 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2705 names we didn't value number.
2706 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2708 2009-04-15 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/39764
2711 * tree-ssa-ccp.c (get_value): Canonicalize value with
2712 canonicalize_float_value.
2714 2009-04-15 Jan Hubicka <jh@suse.cz>
2716 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2717 Wrong version of patch.
2719 2009-04-15 Jan Hubicka <jh@suse.cz>
2721 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2723 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2725 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2726 our distinct integral and vector types.
2728 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2730 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2731 * init.c (build_vtbl_address): Remove call to assemble_external.
2733 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2735 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2736 output for other floating point modes.
2738 2009-04-14 Diego Novillo <dnovillo@google.com>
2740 * diagnostic.c (diagnostic_report_diagnostic): Do not
2741 warn about loaded plugins for DK_ERROR and DK_WARNING.
2742 * c-decl.c (declspecs_add_type): Move call to
2743 invoke_plugin_callbacks ...
2744 * c-parser.c (c_parser_declspecs): ... here.
2745 * plugin.c (dump_active_plugins): Tidy output.
2747 2009-04-14 Diego Novillo <dnovillo@google.com>
2748 Le-Chun Wu <lcwu@google.com>
2750 * configure.ac: Add --enable-plugin support.
2751 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2752 * Makefile.in (PLUGIN_H): Define.
2753 Export ENABLE_PLUGIN and GMPINC to site.exp.
2754 Add PLUGINLIBS to link command.
2755 Add/modify dependencies for plugin.o and files including plugin.h.
2757 * config.in: Regenerate.
2759 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2762 2009-04-14 Le-Chun Wu <lcwu@google.com>
2764 * tree-pass.h (register_one_dump_file): Add a prototype for
2765 register_one_dump_file.
2766 * toplev.c (compile_file): Call initialize_plugins.
2767 (do_compile): Call invoke_plugin_callbacks.
2768 (toplev_main): Call invoke_plugin_callbacks.
2769 * common.opt: Add -fplugin= and -fplugin-arg-.
2770 * gcc-plugin.h: New public header file for plugins to include.
2771 * plugin.c: New source file.
2772 * plugin.h: New internal header file.
2773 * passes.c (register_one_dump_file): Make it external.
2775 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2777 2009-04-14 Diego Novillo <dnovillo@google.com>
2779 * doc/plugins.texi: New.
2780 * doc/gccint.texi: Add reference to Plugins chapter.
2781 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2782 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2783 loaded plugins, if any.
2784 * timevar.def (TV_PLUGIN_INIT): Define.
2785 (TV_PLUGIN_RUN): Define.
2786 * plugin.c: Include timevar.h
2787 (plugins_active_p): New.
2788 (dump_active_plugins): New.
2789 (debug_active_plugins): New.
2791 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2793 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2795 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2797 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2799 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2800 the same as a minus without a shift.
2802 2009-04-14 Nick Clifton <nickc@redhat.com>
2804 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2805 comparisons with small integers will always produce a short
2808 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2811 2008-12-19 Diego Novillo <dnovillo@google.com>
2813 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2815 2009-04-14 Richard Guenther <rguenther@suse.de>
2817 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2819 (verify_gimple_assign_binary): Likewise. Handle shifts and
2821 (verify_gimple_phi): Print the mismatched argument position.
2822 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2824 (vect_update_init_of_dr): Likewise.
2825 * matrix-reorg.c (transform_access_sites): Do what the
2827 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2829 2009-04-13 Michael Eager <eager@eagercon.com>
2831 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2832 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2833 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2834 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2835 remove duplicate config
2837 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2839 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2840 file_name:line_number type locator of the call site.
2842 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2844 * genautomata.c: Put blank after comma.
2845 (automaton_decls): New.
2846 (struct unit_usage): Add comments to member next.
2847 (store_alt_unit_usage): Keep the list ordered.
2848 (unit_present_on_list_p, equal_alternatives_p): New.
2849 (check_regexp_units_distribution): Check units distribution
2850 correctness correctly.
2851 (main): Don't write automata if error is found. Return correct
2854 * config/m68k/cf.md (cfv4_ds): Remove.
2855 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2856 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2858 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2859 power4-load-ext, power4-store, power4-store-update,
2860 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2861 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2862 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2863 power4-sqrt, power4-isync): Modify reservation to make correct
2864 unit distribution to automata.
2866 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2867 power5-store-update, power5-two, power5-three, power5-lmul,
2868 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2870 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2872 * except.c (pass_set_nothrow_function_flags): Set name and add
2874 (set_nothrow_function_flags): Mention in the dump file when
2875 changing a function to nothrow.
2877 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2880 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2881 instead of unsigned long.
2883 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2885 * config/arm/arm.c (return_used_this_function): Remove.
2886 (arm_output_function_prologue): Remove use of
2887 return_used_this_function.
2888 (output_return_instruction): Replace use of
2889 return_used_this_function
2890 by cfun->machine->return_used_this_function.
2891 (arm_output_epilogue): Likewise.
2892 (arm_output_function_epilogue): Likewise.
2893 (thumb_unexpanded_epilogue): Likewise.
2894 * config/arm/arm.h (struct machine_function):
2895 New member return_used_this_function.
2897 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2899 * doc/install.texi: Correct description of default directory for
2900 --with-gxx-include-dir.
2902 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2904 * fold-const.c (build_range_check): Properly deal with enumeral and
2907 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2909 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2910 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2911 * params.h (MAX_GCSE_PASSES): Remove.
2912 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2913 in sequence. Remove ability to run multiple passes.
2914 (bypass_jumps): Report run as third CPROP pass.
2916 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2919 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2920 when deciding whether the whole SEQUENCE can throw.
2922 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2925 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2926 offseted label references.
2928 2009-04-11 Jan Hubicka <jh@suse.cz>
2930 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2932 2009-04-11 Richard Guenther <rguenther@suse.de>
2935 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2936 return variables as TREE_ADDRESSABLE.
2938 2009-04-11 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/39713
2941 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2942 reference trees have SSA_NAME operands.
2944 2009-04-11 Richard Guenther <rguenther@suse.de>
2947 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2948 address expressions.
2950 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2952 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2953 match changes in Cygwin 1.7
2954 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2955 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2957 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2959 PR tree-optimization/39701
2960 * doc/invoke.texi (Optimization Options): Document change in
2961 meaning and initialization of -fdelete-null-pointer-checks.
2963 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2966 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2968 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2971 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2973 2009-04-10 Chao-ying Fu <fu@mips.com>
2975 * doc/tm.texi (Instruction Output): Document
2976 TARGET_ASM_FINAL_POSTSCAN_INSN.
2977 * target.h (final_postscan_insn): New field in asm_out.
2978 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2979 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2980 * final.c (final_scan_insn): Call
2981 targetm.asm_out.final_postscan_insn after outputting
2982 an asm macro and a normal instruction.
2984 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2985 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2986 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2987 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2988 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2990 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2993 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2994 variables as non-NULL even with -fdelete-null-pointer-checks.
2996 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2998 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3000 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3003 * config/i386/i386.c (classify_argument): Handle SCmode with
3004 (bit_offset % 64) != 0.
3006 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3008 * doc/invoke.texi (Optimize Options): Add cross-reference to
3009 -Q --help=optimizers examples.
3011 2009-04-10 Ben Elliston <bje@au.ibm.com>
3014 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3015 regalign for the reg == fpr and TDmode case.
3017 2009-04-09 David Ayers <ayers@fsfe.org>
3020 * objc/objc-act.c (warn_with_method): Remove helper function.
3021 (check_duplicates): Call warning and inform directly.
3022 (really_start_method): Likewise.
3024 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3026 * expmed.c (expand_divmod): Always use a comparison for a division
3027 by a large unsigned integer.
3029 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3030 for things others than variables or functions as nonzero.
3032 2009-04-09 Nick Clifton <nickc@redhat.com>
3034 * unwind-compat.c: Change copyright header to refer to version
3035 3 of the GNU General Public License with version 3.1 of the
3036 GCC Runtime Library Exception and to point readers at the
3037 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3038 * config/alpha/crtfastmath.c: Likewise.
3039 * config/alpha/linux-unwind.h: Likewise.
3040 * config/alpha/qrnnd.asm: Likewise.
3041 * config/alpha/vms-crt0-64.c: Likewise.
3042 * config/alpha/vms-crt0.c: Likewise.
3043 * config/alpha/vms-dwarf2.asm: Likewise.
3044 * config/alpha/vms-dwarf2eh.asm: Likewise.
3045 * config/alpha/vms-psxcrt0-64.c: Likewise.
3046 * config/alpha/vms-psxcrt0.c: Likewise.
3047 * config/alpha/vms_tramp.asm: Likewise.
3048 * config/arc/initfini.c: Likewise.
3049 * config/arc/lib1funcs.asm: Likewise.
3050 * config/arm/bpabi-v6m.S: Likewise.
3051 * config/arm/bpabi.S: Likewise.
3052 * config/arm/bpabi.c: Likewise.
3053 * config/arm/crti.asm: Likewise.
3054 * config/arm/crtn.asm: Likewise.
3055 * config/arm/ieee754-df.S: Likewise.
3056 * config/arm/ieee754-sf.S: Likewise.
3057 * config/arm/lib1funcs.asm: Likewise.
3058 * config/arm/libunwind.S: Likewise.
3059 * config/arm/linux-atomic.c: Likewise.
3060 * config/arm/mmintrin.h: Likewise.
3061 * config/arm/pr-support.c: Likewise.
3062 * config/arm/unaligned-funcs.c: Likewise.
3063 * config/arm/unwind-arm.c: Likewise.
3064 * config/arm/unwind-arm.h: Likewise.
3065 * config/avr/libgcc.S: Likewise.
3066 * config/bfin/crti.s: Likewise.
3067 * config/bfin/crtlibid.s: Likewise.
3068 * config/bfin/crtn.s: Likewise.
3069 * config/bfin/lib1funcs.asm: Likewise.
3070 * config/bfin/linux-unwind.h: Likewise.
3071 * config/cris/arit.c: Likewise.
3072 * config/cris/cris_abi_symbol.c: Likewise.
3073 * config/darwin-64.c: Likewise.
3074 * config/darwin-crt2.c: Likewise.
3075 * config/darwin-crt3.c: Likewise.
3076 * config/darwin.h: Likewise.
3077 * config/dbxelf.h: Likewise.
3078 * config/dfp-bit.c: Likewise.
3079 * config/dfp-bit.h: Likewise.
3080 * config/elfos.h: Likewise.
3081 * config/fixed-bit.c: Likewise.
3082 * config/fixed-bit.h: Likewise.
3083 * config/fp-bit.c: Likewise.
3084 * config/fp-bit.h: Likewise.
3085 * config/fr30/crti.asm: Likewise.
3086 * config/fr30/crtn.asm: Likewise.
3087 * config/fr30/lib1funcs.asm: Likewise.
3088 * config/freebsd-spec.h: Likewise.
3089 * config/frv/cmovd.c: Likewise.
3090 * config/frv/cmovh.c: Likewise.
3091 * config/frv/cmovw.c: Likewise.
3092 * config/frv/frvbegin.c: Likewise.
3093 * config/frv/frvend.c: Likewise.
3094 * config/frv/lib1funcs.asm: Likewise.
3095 * config/glibc-stdint.h: Likewise.
3096 * config/h8300/clzhi2.c: Likewise.
3097 * config/h8300/crti.asm: Likewise.
3098 * config/h8300/crtn.asm: Likewise.
3099 * config/h8300/ctzhi2.c: Likewise.
3100 * config/h8300/fixunssfsi.c: Likewise.
3101 * config/h8300/lib1funcs.asm: Likewise.
3102 * config/h8300/parityhi2.c: Likewise.
3103 * config/h8300/popcounthi2.c: Likewise.
3104 * config/i386/ammintrin.h: Likewise.
3105 * config/i386/att.h: Likewise.
3106 * config/i386/avxintrin.h: Likewise.
3107 * config/i386/biarch64.h: Likewise.
3108 * config/i386/bmmintrin.h: Likewise.
3109 * config/i386/cpuid.h: Likewise.
3110 * config/i386/cross-stdarg.h: Likewise.
3111 * config/i386/crtfastmath.c: Likewise.
3112 * config/i386/crtprec.c: Likewise.
3113 * config/i386/cygming-crtbegin.c: Likewise.
3114 * config/i386/cygming-crtend.c: Likewise.
3115 * config/i386/cygwin.asm: Likewise.
3116 * config/i386/emmintrin.h: Likewise.
3117 * config/i386/gmm_malloc.h: Likewise.
3118 * config/i386/gthr-win32.c: Likewise.
3119 * config/i386/i386.h: Likewise.
3120 * config/i386/immintrin.h: Likewise.
3121 * config/i386/linux-unwind.h: Likewise.
3122 * config/i386/linux64.h: Likewise.
3123 * config/i386/mm3dnow.h: Likewise.
3124 * config/i386/mmintrin-common.h: Likewise.
3125 * config/i386/mmintrin.h: Likewise.
3126 * config/i386/nmmintrin.h: Likewise.
3127 * config/i386/pmm_malloc.h: Likewise.
3128 * config/i386/pmmintrin.h: Likewise.
3129 * config/i386/smmintrin.h: Likewise.
3130 * config/i386/sol2-c1.asm: Likewise.
3131 * config/i386/sol2-ci.asm: Likewise.
3132 * config/i386/sol2-cn.asm: Likewise.
3133 * config/i386/sol2-gc1.asm: Likewise.
3134 * config/i386/tmmintrin.h: Likewise.
3135 * config/i386/unix.h: Likewise.
3136 * config/i386/w32-unwind.h: Likewise.
3137 * config/i386/wmmintrin.h: Likewise.
3138 * config/i386/x86-64.h: Likewise.
3139 * config/i386/x86intrin.h: Likewise.
3140 * config/i386/xmmintrin.h: Likewise.
3141 * config/ia64/crtbegin.asm: Likewise.
3142 * config/ia64/crtend.asm: Likewise.
3143 * config/ia64/crtfastmath.c: Likewise.
3144 * config/ia64/crti.asm: Likewise.
3145 * config/ia64/crtn.asm: Likewise.
3146 * config/ia64/fde-glibc.c: Likewise.
3147 * config/ia64/lib1funcs.asm: Likewise.
3148 * config/ia64/linux-unwind.h: Likewise.
3149 * config/ia64/quadlib.c: Likewise.
3150 * config/ia64/unwind-ia64.c: Likewise.
3151 * config/linux.h: Likewise.
3152 * config/m32c/m32c-lib1.S: Likewise.
3153 * config/m32c/m32c-lib2-trapv.c: Likewise.
3154 * config/m32c/m32c-lib2.c: Likewise.
3155 * config/m32r/initfini.c: Likewise.
3156 * config/m68hc11/larith.asm: Likewise.
3157 * config/m68hc11/m68hc11-crt0.S: Likewise.
3158 * config/m68k/cf.md: Likewise.
3159 * config/m68k/crti.s: Likewise.
3160 * config/m68k/crtn.s: Likewise.
3161 * config/m68k/lb1sf68.asm: Likewise.
3162 * config/m68k/linux-unwind.h: Likewise.
3163 * config/mcore/crti.asm: Likewise.
3164 * config/mcore/crtn.asm: Likewise.
3165 * config/mcore/lib1.asm: Likewise.
3166 * config/mips/linux-unwind.h: Likewise.
3167 * config/mips/loongson.h: Likewise.
3168 * config/mips/mips16.S: Likewise.
3169 * config/mmix/crti.asm: Likewise.
3170 * config/mmix/crtn.asm: Likewise.
3171 * config/pa/fptr.c: Likewise.
3172 * config/pa/hpux-unwind.h: Likewise.
3173 * config/pa/lib2funcs.asm: Likewise.
3174 * config/pa/linux-atomic.c: Likewise.
3175 * config/pa/linux-unwind.h: Likewise.
3176 * config/pa/milli64.S: Likewise.
3177 * config/pa/quadlib.c: Likewise.
3178 * config/pa/stublib.c: Likewise.
3179 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3180 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3181 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3182 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3183 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3184 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3185 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3186 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3187 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3188 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3189 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3190 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3191 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3192 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3193 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3194 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3195 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3196 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3197 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3198 * config/rs6000/750cl.h: Likewise.
3199 * config/rs6000/altivec.h: Likewise.
3200 * config/rs6000/biarch64.h: Likewise.
3201 * config/rs6000/crtresfpr.asm: Likewise.
3202 * config/rs6000/crtresgpr.asm: Likewise.
3203 * config/rs6000/crtresxfpr.asm: Likewise.
3204 * config/rs6000/crtresxgpr.asm: Likewise.
3205 * config/rs6000/crtsavfpr.asm: Likewise.
3206 * config/rs6000/crtsavgpr.asm: Likewise.
3207 * config/rs6000/darwin-asm.h: Likewise.
3208 * config/rs6000/darwin-fallback.c: Likewise.
3209 * config/rs6000/darwin-fpsave.asm: Likewise.
3210 * config/rs6000/darwin-ldouble.c: Likewise.
3211 * config/rs6000/darwin-tramp.asm: Likewise.
3212 * config/rs6000/darwin-unwind.h: Likewise.
3213 * config/rs6000/darwin-vecsave.asm: Likewise.
3214 * config/rs6000/darwin-world.asm: Likewise.
3215 * config/rs6000/e500crtres32gpr.asm: Likewise.
3216 * config/rs6000/e500crtres64gpr.asm: Likewise.
3217 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3218 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3219 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3220 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3221 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3222 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3223 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3224 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3225 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3226 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3227 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3228 * config/rs6000/eabi-ci.asm: Likewise.
3229 * config/rs6000/eabi-cn.asm: Likewise.
3230 * config/rs6000/eabi.asm: Likewise.
3231 * config/rs6000/linux-unwind.h: Likewise.
3232 * config/rs6000/linux64.h: Likewise.
3233 * config/rs6000/paired.h: Likewise.
3234 * config/rs6000/paired.md: Likewise.
3235 * config/rs6000/ppc64-fp.c: Likewise.
3236 * config/rs6000/ppu_intrinsics.h: Likewise.
3237 * config/rs6000/rs6000.h: Likewise.
3238 * config/rs6000/si2vmx.h: Likewise.
3239 * config/rs6000/sol-ci.asm: Likewise.
3240 * config/rs6000/sol-cn.asm: Likewise.
3241 * config/rs6000/spe.h: Likewise.
3242 * config/rs6000/spu2vmx.h: Likewise.
3243 * config/rs6000/sysv4.h: Likewise.
3244 * config/rs6000/tramp.asm: Likewise.
3245 * config/rs6000/vec_types.h: Likewise.
3246 * config/s390/linux-unwind.h: Likewise.
3247 * config/s390/tpf-unwind.h: Likewise.
3248 * config/score/crti.asm: Likewise.
3249 * config/score/crtn.asm: Likewise.
3250 * config/sh/crt1.asm: Likewise.
3251 * config/sh/crti.asm: Likewise.
3252 * config/sh/crtn.asm: Likewise.
3253 * config/sh/divtab-sh4-300.c: Likewise.
3254 * config/sh/divtab-sh4.c: Likewise.
3255 * config/sh/divtab.c: Likewise.
3256 * config/sh/lib1funcs-4-300.asm: Likewise.
3257 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3258 * config/sh/lib1funcs.asm: Likewise.
3259 * config/sh/lib1funcs.h: Likewise.
3260 * config/sh/linux-atomic.asm: Likewise.
3261 * config/sh/linux-unwind.h: Likewise.
3262 * config/sh/shmedia.h: Likewise.
3263 * config/sh/sshmedia.h: Likewise.
3264 * config/sh/ushmedia.h: Likewise.
3265 * config/sparc/crtfastmath.c: Likewise.
3266 * config/sparc/linux-unwind.h: Likewise.
3267 * config/sparc/sol2-c1.asm: Likewise.
3268 * config/sparc/sol2-ci.asm: Likewise.
3269 * config/sparc/sol2-cn.asm: Likewise.
3270 * config/spu/divmodti4.c: Likewise.
3271 * config/spu/divv2df3.c: Likewise.
3272 * config/spu/float_disf.c: Likewise.
3273 * config/spu/float_unsdidf.c: Likewise.
3274 * config/spu/float_unsdisf.c: Likewise.
3275 * config/spu/float_unssidf.c: Likewise.
3276 * config/spu/mfc_multi_tag_release.c: Likewise.
3277 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3278 * config/spu/mfc_tag_release.c: Likewise.
3279 * config/spu/mfc_tag_reserve.c: Likewise.
3280 * config/spu/mfc_tag_table.c: Likewise.
3281 * config/spu/multi3.c: Likewise.
3282 * config/spu/spu_internals.h: Likewise.
3283 * config/spu/spu_intrinsics.h: Likewise.
3284 * config/spu/spu_mfcio.h: Likewise.
3285 * config/spu/vec_types.h: Likewise.
3286 * config/spu/vmx2spu.h: Likewise.
3287 * config/stormy16/stormy16-lib2.c: Likewise.
3288 * config/svr4.h: Likewise.
3289 * config/sync.c: Likewise.
3290 * config/v850/lib1funcs.asm: Likewise.
3291 * config/vxlib-tls.c: Likewise.
3292 * config/vxlib.c: Likewise.
3293 * config/vxworks-dummy.h: Likewise.
3294 * config/xtensa/crti.asm: Likewise.
3295 * config/xtensa/crtn.asm: Likewise.
3296 * config/xtensa/ieee754-df.S: Likewise.
3297 * config/xtensa/ieee754-sf.S: Likewise.
3298 * config/xtensa/lib1funcs.asm: Likewise.
3299 * config/xtensa/lib2funcs.S: Likewise.
3300 * config/xtensa/linux-unwind.h: Likewise.
3301 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3302 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3303 * coretypes.h: Likewise.
3304 * crtstuff.c: Likewise.
3305 * defaults.h: Likewise.
3306 * dwarf2.h: Likewise.
3307 * emutls.c: Likewise.
3308 * gbl-ctors.h: Likewise.
3309 * gcov-io.h: Likewise.
3310 * ginclude/float.h: Likewise.
3311 * ginclude/iso646.h: Likewise.
3312 * ginclude/stdarg.h: Likewise.
3313 * ginclude/stdbool.h: Likewise.
3314 * ginclude/stddef.h: Likewise.
3315 * ginclude/stdfix.h: Likewise.
3316 * ginclude/stdint-gcc.h: Likewise.
3317 * ginclude/tgmath.h: Likewise.
3318 * gthr-aix.h: Likewise.
3319 * gthr-dce.h: Likewise.
3320 * gthr-gnat.c: Likewise.
3321 * gthr-gnat.h: Likewise.
3322 * gthr-lynx.h: Likewise.
3323 * gthr-mipssde.h: Likewise.
3324 * gthr-nks.h: Likewise.
3325 * gthr-posix.c: Likewise.
3326 * gthr-posix.h: Likewise.
3327 * gthr-posix95.h: Likewise.
3328 * gthr-rtems.h: Likewise.
3329 * gthr-single.h: Likewise.
3330 * gthr-solaris.h: Likewise.
3331 * gthr-tpf.h: Likewise.
3332 * gthr-vxworks.h: Likewise.
3333 * gthr-win32.h: Likewise.
3335 * libgcc2.c: Likewise.
3336 * libgcc2.h: Likewise.
3337 * libgcov.c: Likewise.
3338 * tsystem.h: Likewise.
3339 * typeclass.h: Likewise.
3340 * unwind-c.c: Likewise.
3341 * unwind-compat.h: Likewise.
3342 * unwind-dw2-fde-compat.c: Likewise.
3343 * unwind-dw2-fde-darwin.c: Likewise.
3344 * unwind-dw2-fde-glibc.c: Likewise.
3345 * unwind-dw2-fde.c: Likewise.
3346 * unwind-dw2-fde.h: Likewise.
3347 * unwind-dw2.c: Likewise.
3348 * unwind-dw2.h: Likewise.
3349 * unwind-generic.h: Likewise.
3350 * unwind-pe.h: Likewise.
3351 * unwind-sjlj.c: Likewise.
3352 * unwind.inc: Likewise.
3353 * config/arm/neon-gen.ml: Change generated copyright header to
3354 refer to version 3 of the GNU General Public License with
3355 version 3.1 of the GCC Runtime Library Exception and to point
3356 readers at the COPYING3 and COPYING3.RUNTIME files and the
3357 FSF's license web page.
3358 * config/arm/arm_neon.h: Regenerate.
3360 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3362 * config/cris/cris.md: Change copyright header to refer to version
3363 3 of the GNU General Public License.
3364 * doc/install.texi2html: Change copyright header to refer to version
3365 3 of the GNU General Public License and to point readers at the
3366 COPYING3 file and the FSF's license web page.
3367 * config/vax/linux.h: Likewise.
3369 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3371 * config/i386/i386.md (cmpcc): New.
3372 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3373 (sync_compare_and_swap_cc*): Delete.
3375 * config/s390/s390.c (s390_compare_emitted): Remove.
3376 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3377 s390_compare_emitted used to be handled. Assert that modes match.
3378 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3379 refer to sync_compare_and_swap_ccsi.
3380 * config/s390/s390.h (s390_compare_emitted): Remove.
3381 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3382 instead of s390_compare_emitted.
3383 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3384 instead of s390_compare_emitted.
3385 * config/s390/s390.md (cmpcc): New.
3386 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3387 CC_REGNUM, do not pretend it's set.
3388 (sync_compare_and_swap_cc*): Delete.
3389 * config/s390/predicates.md (cc_reg_operand): New.
3391 * expr.c (sync_compare_and_swap_cc): Delete.
3392 * optabs.h (sync_compare_and_swap_cc): Delete.
3393 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3394 is being used with can_compare_p.
3395 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3397 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3398 look for a MODE_CC set instead. Use emit_store_flag.
3399 (expand_compare_and_swap_loop): Likewise, with some additional
3400 complication to avoid a force_reg when useless. Use
3401 emit_cmp_and_jump_insns.
3402 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3403 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3404 sync_compare_and_swap documentation.
3406 2009-04-09 Jan Hubicka <jh@suse.cz>
3408 * except.c (find_prev_try): Break out from ....
3409 (duplicate_eh_regions): ... here; properly update prev_try pointers
3410 when duplication part of tree.
3411 (dump_eh_tree): Improve dumping.
3412 (verify_eh_region): New.
3413 (verify_eh_tree): Use it.
3415 2009-04-06 Richard Guenther <rguenther@suse.de>
3417 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3418 &ARRAY addresses by adjusting their types and prepending
3420 * tree-cfg.c (verify_gimple_assign_single): Verify that
3421 addresses are correct.
3423 2009-04-09 Richard Guenther <rguenther@suse.de>
3425 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3426 indices into an array reference if possible.
3427 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3428 Fold POINTER_PLUS_EXPR statements with invariant address.
3430 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3433 * config.gcc (powerpc64-*-linux*): Always build biarch.
3435 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3438 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3439 it and pedwarn if this results in an INTEGER_CST.
3441 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3443 * doc/install.texi: Update minimum GMP version. Remove obsolete
3444 text in MPFR section.
3446 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3448 * dwarf2out.c (class_scope_p): New static inline.
3449 (class_or_namespace_scope_p): Use it.
3450 (gen_variable_die): Use DW_TAG_member tag for static data member
3451 declarations instead of DW_TAG_variable.
3454 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3457 2009-04-08 Richard Guenther <rguenther@suse.de>
3459 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3460 valueize random data.
3462 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3464 * config.gcc (aix tm_file): Add aix-stdint.h.
3465 (aix tm clause use_gcc_stdint): Set to wrap.
3466 * config/rs6000/aix-stdint.h: New file.
3468 2009-04-08 Richard Guenther <rguenther@suse.de>
3471 * tree-dfa.c (add_referenced_var): Do not recurse into
3472 global initializers.
3473 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3475 (fold_const_aggregate_ref): Likewise.
3477 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3479 * recog.c (ordered_comparison_operator): New.
3480 * gensupport.c (std_preds): Add it.
3481 * doc/md.texi (Machine-Independent Predicates): Document it.
3483 2009-04-08 Jan Hubicka <jh@suse.cz>
3485 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3486 * function.h (rtl_eh): Remove exception_handler_label_map.
3487 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3488 remove_exception_handler_label, for_each_eh_label_1): Remove.
3489 (rtl_remove_unreachable_regions): Remove.
3490 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3491 (find_exception_handler_labels): Don't build the hashtable.
3492 (maybe_remove_eh_handler): Remove.
3493 (for_each_eh_label): Rewrite to walk the tree.
3494 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3495 * except.h (maybe_remove_eh_handler): Remove.
3496 * passes.c (init_optimization_passes): Schedule second EH cleanup
3498 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3499 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3501 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3503 * genoutput.c (validate_optab_operands): New.
3504 (gen_insn, gen_expand): Call it.
3506 * genflags.c (gen_insn): Detect misused iterators.
3507 (main): Pass line_no to gen_insn, exit with status 1 on error.
3509 * genextract.c (line_no): Make global.
3510 (VEC_safe_set_locstr): Change assertion to error message.
3511 (main): Exit with status 1 on error.
3513 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3517 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3518 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3519 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3520 * c-convert.c (convert): Do not call fold on results of conversion
3521 functions when the result is a C_MAYBE_CONST_EXPR.
3522 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3523 of __builtin_choose_expr.
3524 * c-typeck.c (remove_c_maybe_const_expr): New.
3525 (build_unary_op, build_conditional_expr, build_compound_expr,
3526 build_binary_op, c_objc_common_truthvalue_conversion): Call
3527 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3530 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3532 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3533 CODE to produce a new one. Add a prototype to use fold_convert_const
3535 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3538 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3539 mix declarations and code.
3541 2009-04-08 Ben Elliston <bje@au.ibm.com>
3543 * gcc.c: Replace `CC' with `GCC' throughout.
3545 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3547 * doc/invoke.texi: Document Atom support.
3549 2009-04-07 Jason Merrill <jason@redhat.com>
3552 * c-common.h, c-common.c: Add flag_pretty_templates.
3553 * c-opts.c (c_common_handle_option): Set it.
3554 * c.opt: Add -fno-pretty-templates.
3555 * doc/invoke.texi (C++ Dialect Options): Likewise.
3557 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3559 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3560 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3561 (ia64_expand_builtin): Likewise.
3563 2009-04-07 Martin Jambor <mjambor@suse.cz>
3565 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3566 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3567 ADDR_EXPRS are include too.
3569 2009-04-07 Richard Guenther <rguenther@suse.de>
3571 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3572 decls are only used if passes as parameters or if they are
3573 local statics and the call is not to a builtin.
3574 (call_may_clobber_ref_p_1): Likewise.
3576 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3578 * expr.c (do_store_flag): Remove last argument. Simplify code
3579 to avoid duplication of tests already done by can_compare_p.
3580 (expand_expr_real_1): Adjust caller.
3582 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3584 * optabs.c (can_compare_p): Test the predicate of a
3585 cbranch and cstore pattern.
3587 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3589 * expr.c (convert_move): Use emit_store_flag instead of
3592 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3594 * config/i386/i386.c (ix86_compare_emitted): Remove.
3595 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3596 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3597 * config/i386/i386.h (ix86_compare_emitted): Remove.
3598 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3599 instead of ix86_compare_emitted.
3600 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3602 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3604 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3605 Add t-sysroot-suffix to tmake_file.
3606 * config/print-sysroot-suffix.sh: New file.
3607 * config/t-sysroot-suffix: New file.
3609 2009-04-07 Ben Elliston <bje@au.ibm.com>
3611 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3612 as the latter produces a warning when the target does not support
3615 2009-04-07 Ben Elliston <bje@au.ibm.com>
3617 * dfp.c: Replace type punning assignments with memcpy throughout.
3618 * Makefile.in (dfp.o-warn): Remove.
3620 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3623 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3624 Include soft-fp/t-softfp after rs6000/t-linux64.
3626 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3628 * stor-layout.c (set_sizetype): Use the full precision of their
3629 machine mode for bitsize types.
3631 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3633 * config/i386/i386.md: Revert 2 accidental checkins.
3635 2009-04-06 Joey Ye <joey.ye@intel.com>
3636 Xuepeng Guo <xuepeng.guo@intel.com>
3637 H.J. Lu <hongjiu.lu@intel.com>
3639 Atom pipeline model, tuning and insn selection.
3640 * config.gcc (atom): Add atom config options and target.
3642 * config/i386/atom.md: New.
3644 * config/i386/i386.c (atom_cost): New cost.
3645 (m_ATOM): New macro flag.
3646 (initial_ix86_tune_features): Set m_ATOM.
3647 (x86_accumulate_outgoing_args): Likewise.
3648 (x86_arch_always_fancy_math_387): Likewise.
3649 (processor_target): Add Atom cost.
3650 (cpu_names): Add Atom cpu name.
3651 (override_options): Set Atom ISA.
3652 (ix86_issue_rate): New case PROCESSOR_ATOM.
3653 (ix86_adjust_cost): Likewise.
3655 * config/i386/i386.h (TARGET_ATOM): New target macro.
3656 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3657 (TARGET_OPT_AGU): New target option.
3658 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3659 (processor_type): Add PROCESSOR_ATOM.
3661 * config/i386/i386.md (cpu): Add new value "atom".
3662 (use_carry, movu): New attr.
3663 (atom.md): Include atom.md.
3664 (adddi3_carry_rex64): Set attr "use_carry".
3665 (addqi3_carry): Likewise.
3666 (addhi3_carry): Likewise.
3667 (addsi3_carry): Likewise.
3668 (*addsi3_carry_zext): Likewise.
3669 (subdi3_carry_rex64): Likewise.
3670 (subqi3_carry): Likewise.
3671 (subhi3_carry): Likewise.
3672 (subsi3_carry): Likewise.
3673 (x86_movdicc_0_m1_rex64): Likewise.
3674 (*x86_movdicc_0_m1_se): Likewise.
3675 (x86_movsicc_0_m1): Likewise.
3676 (*x86_movsicc_0_m1_se): Likewise.
3677 (*adddi_1_rex64): Emit add insn as much as possible.
3678 (*addsi_1): Likewise.
3679 (return_internal): Set atom_unit.
3680 (return_internal_long): Likewise.
3681 (return_pop_internal): Likewise.
3682 (*rcpsf2_sse): Set atom_sse_attr attr.
3683 (*qrt<mode>2_sse): Likewise.
3684 (*prefetch_sse): Likewise.
3686 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3688 (ix86_target_macros_internal): Likewise.
3690 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3691 (*prefetch_sse_rex): Likewise.
3692 (sse_rcpv4sf2): Likewise.
3693 (sse_vmrcpv4sf2): Likewise.
3694 (sse_sqrtv4sf2): Likewise.
3695 (<sse>_vmsqrt<mode>2): Likewise.
3696 (sse_ldmxcsr): Likewise.
3697 (sse_stmxcsr): Likewise.
3698 (*sse_sfence): Likewise.
3699 (sse2_clflush): Likewise.
3700 (*sse2_mfence): Likewise.
3701 (*sse2_lfence): Likewise.
3702 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3703 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3704 (avx_movdqu<avxmodesuffix>): Likewise.
3705 (avx_lddqu<avxmodesuffix>): Likewise.
3706 (sse2_movntv2di): Change attr "type" to "ssemov".
3707 (sse2_movntsi): Likewise.
3708 (rsqrtv8sf2): Change attr "type" to "sseadd".
3709 (sse3_addsubv2df3): Set attr "atom_unit".
3710 (sse3_h<plusminus_insn>v4sf3): Likewise.
3711 (*sse2_pmaddwd): Likewise.
3712 (*vec_extractv2di_1_rex64): Likewise.
3713 (*vec_extractv2di_1_avx): Likewise.
3714 (sse2_psadbw): Likewise.
3715 (ssse3_phaddwv8hi3): Likewise.
3716 (ssse3_phaddwv4hi3): Likewise.
3717 (ssse3_phadddv4si3): Likewise.
3718 (ssse3_phadddv2si3): Likewise.
3719 (ssse3_phaddswv8hi3): Likewise.
3720 (ssse3_phaddswv4hi3): Likewise.
3721 (ssse3_phsubwv8hi3): Likewise.
3722 (ssse3_phsubwv4hi3): Likewise.
3723 (ssse3_phsubdv4si3): Likewise.
3724 (ssse3_phsubdv2si3): Likewise.
3725 (ssse3_phsubswv8hi3): Likewise.
3726 (ssse3_phsubswv4hi3): Likewise.
3727 (ssse3_pmaddubsw128): Likewise.
3728 (sse3_pmaddubsw: Likewise.
3729 (ssse3_palignrti): Likewise.
3730 (ssse3_palignrdi): Likewise.
3732 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3734 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3736 2009-04-06 Richard Guenther <rguenther@suse.de>
3738 PR tree-optimization/28868
3739 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3740 of which PHI results we inserted.
3741 (insert_into_preds_of_block): Record inserted PHIs.
3742 (eliminate): Eliminate redundant PHI nodes.
3743 (init_pre): Init inserted_phi_names.
3745 2009-04-06 Richard Guenther <rguenther@suse.de>
3747 PR tree-optimization/39643
3748 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3749 IMAGPART_EXPRs of complex constants.
3750 (execute_fold_all_builtins): If we folded a call queue
3751 TODO_update_address_taken.
3753 2009-04-06 Jan Hubicka <jh@suse.cz>
3756 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3759 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3761 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3763 (ic_invalidate_array): Likewise.
3765 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3767 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3768 alignment for library calls.
3770 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3772 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3773 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3774 * config/i386/mingw-stdint.h: New file.
3776 2009-04-05 Richard Guenther <rguenther@suse.de>
3778 PR tree-optimization/39648
3779 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3780 our &A vs. &A[0] IL deficiencies.
3782 2009-04-04 Jan Hubicka <jh@suse.cz>
3784 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3785 removed toplevel regions.
3786 (sjlj_mark_call_sites): Likewise.
3788 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3790 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3791 (cygwin tm clause use_gcc_stdint): Set to wrap.
3792 * config/i386/cygwin-stdint.h: New file.
3794 2009-04-04 Richard Guenther <rguenther@suse.de>
3796 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3797 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3798 single-argument PHIs if we are in loop-closed SSA form.
3799 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3800 for the pre-condition.
3801 (slpeel_tree_peel_loop_to_edge): Likewise.
3802 (vect_build_loop_niters): Take an optional sequence to append stmts.
3803 (vect_generate_tmps_on_preheader): Likewise.
3804 (vect_do_peeling_for_loop_bound): Take extra guards for the
3806 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3807 the cost model check.
3808 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3809 guards if we are going to peel. Do not apply versioning in that case.
3810 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3811 (vect_do_peeling_for_loop_bound): Likewise.
3812 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3813 loop bound only record extra pre-conditions, do not apply loop
3816 2009-04-04 Richard Guenther <rguenther@suse.de>
3818 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3821 2009-04-04 Jan Hubicka <jh@suse.cz>
3823 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3824 last_basic_block for size of bb->index indexed array.
3825 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3826 compute_out, link_btr_uses, build_btr_def_use_webs,
3827 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3829 2009-04-04 Jan Hubicka <jh@suse.cz>
3831 * except.c (remove_eh_handler_and_replace): Break out from ...
3832 (remove_eh_handler): ... here.
3833 (bring_to_root): New function.
3834 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3835 handled ones, bring others to root of tree.
3837 2009-04-04 Jan Hubicka <jh@suse.cz>
3839 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3840 (all_phis_safe_to_merge): New function.
3841 (update_info): New structure.
3842 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3843 (cleanup_empty_eh): Update SSA if possible.
3845 2009-04-04 Richard Guenther <rguenther@suse.de>
3847 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3848 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3849 (append_vuse): Likewise.
3851 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3853 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3854 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3855 instead of REG_UNSAVED for DW_CFA_undefined.
3856 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3857 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3860 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3863 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3864 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3865 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3867 2009-04-04 Richard Guenther <rguenther@suse.de>
3869 PR tree-optimization/8781
3870 PR tree-optimization/37892
3871 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3872 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3873 (valueize_refs): Call it for *& valueizations.
3874 (shared_reference_ops_from_ref): Rename to ...
3875 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3876 (shared_reference_ops_from_call): Rename to ...
3877 (valueize_shared_reference_ops_from_call): ... this and valueize.
3878 (vn_reference_lookup): Update.
3879 (visit_reference_op_call): Likewise.
3880 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3881 (eliminate): Value-replace the call address in call statements.
3883 2009-04-04 Richard Guenther <rguenther@suse.de>
3885 PR tree-optimization/39636
3886 * tree-ssa-forwprop.c
3887 (forward_propagate_addr_into_variable_array_index): Check for
3888 GIMPLE_ASSIGN before accessing the rhs code.
3890 2009-04-03 Jason Merrill <jason@redhat.com>
3892 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3894 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3896 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3897 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3898 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3899 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3900 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3901 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3902 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3903 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3904 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3905 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3906 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3907 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3908 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3909 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3910 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3911 Use fr_reg_or_fp01_operand instead of fr_register_operand
3913 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3914 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3915 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3917 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3919 PR rtl-optimization/39607
3920 PR rtl-optimization/39631
3924 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3925 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3926 instead of DF_LR_OUT.
3927 * ira-lives.c (process_bb_node_lives): Ditto.
3928 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3929 instead of DF_LR_{OUT,IN}.
3930 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3931 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3933 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3935 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3936 (execute_lower_omp): Always run but take the short way out if -fopenmp
3938 (gate_lower_omp): Remove, forcing the pass manager to always run the
3939 pass and always set PROP_gimple_lomp.
3940 (pass_lower_omp): Remove gate function.
3941 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3942 PROP_trees. Instead, require it.
3943 * ipa-cp.c (pass_ipa_cp): Likewise.
3944 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3945 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3946 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3947 and PROP_gimple_leh.
3949 2009-04-03 Richard Guenther <rguenther@suse.de>
3952 PR tree-optimization/23940
3953 PR tree-optimization/33237
3956 PR tree-optimization/36201
3957 PR tree-optimization/36230
3958 PR tree-optimization/38049
3959 PR tree-optimization/38207
3960 PR tree-optimization/38230
3961 PR tree-optimization/38301
3962 PR tree-optimization/38585
3964 PR tree-optimization/38985
3965 PR tree-optimization/39299
3966 * tree-ssa-structalias.h: Remove.
3967 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3968 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3969 (struct vuse_element_d): Remove.
3970 (struct vuse_vec_d): Likewise.
3971 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3972 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3973 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3974 VUSE_ELEMENT_VAR): Likewise.
3975 (struct voptype_d): Likewise.
3976 (NUM_VOP_FREE_BUCKETS): Likewise.
3977 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3978 (struct stmt_operands_d): Remove.
3979 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3980 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3981 VDEF_NUM, VDEF_VECT): Likewise.
3982 (copy_virtual_operands): Remove.
3983 (operand_build_cmp): Likewise.
3984 (create_ssa_artificial_load_stmt): Likewise.
3985 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3986 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3987 vuse_index and mayuse_index members. Pack and move done and iter_type
3988 members to the front.
3989 (SSA_OP_VMAYUSE): Remove.
3990 (SSA_OP_VIRTUAL_USES): Adjust.
3991 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3992 (unlink_stmt_vdef): Declare.
3993 (add_to_addressable_set): Remove.
3994 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3995 (vrp_visit_stmt): Likewise.
3996 * doc/tree-ssa.texi (Alias analysis): Update.
3997 * doc/invoke.texi (max-aliased-vops): Remove docs.
3998 (avg-aliased-vops): Likewise.
3999 * tree-into-ssa.c (syms_to_rename): Remove.
4000 (need_to_update_vops_p): Likewise.
4001 (need_to_initialize_update_ssa_p): Rename to ...
4002 (update_ssa_initialized_fn): ... this. Track function we are
4004 (symbol_marked_for_renaming): Simplify.
4005 (add_new_name_mapping): Do not set need_to_update_vops_p.
4006 (dump_currdefs): Use SYMS_TO_RENAME.
4007 (rewrite_update_stmt): Always walk all uses/defs.
4008 (dump_update_ssa): Adjust.
4009 (init_update_ssa): Take function argument. Track what we are
4011 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4012 (create_new_def_for): Initialize for cfun, assert we are initialized
4014 (mark_sym_for_renaming): Simplify.
4015 (mark_set_for_renaming): Do not initialize update-ssa.
4016 (need_ssa_update_p): Simplify. Take function argument.
4017 (name_mappings_registered_p): Assert we ask for the correct function.
4018 (name_registered_for_update_p): Likewise.
4019 (ssa_names_to_replace): Likewise.
4020 (release_ssa_name_after_update_ssa): Likewise.
4021 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4022 (dump_decl_set): Do not print a newline.
4023 (debug_decl_set): Do it here.
4024 (dump_update_ssa): And here.
4025 * tree-ssa-loop-im.c (move_computations): Adjust.
4026 (movement_possibility): Likewise.
4027 (determine_max_movement): Likewise.
4028 (gather_mem_refs_stmt): Likewise.
4029 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4031 * tree-complex.c (update_all_vops): Remove.
4032 (expand_complex_move): Adjust.
4033 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4034 Simplify test for memory referencing statement. Exclude
4035 non-invariant ADDR_EXPRs.
4036 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4037 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4038 (rdg_flag_uses): Likewise.
4039 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4041 (tree_optimize_tail_calls_1): Also split the
4042 edge from the entry block if we have degenerate PHI nodes in
4043 the first basic block.
4044 * tree.c (init_ttree): Remove memory-tag related code.
4045 (tree_code_size): Likewise.
4046 (tree_node_structure): Likewise.
4047 (build7_stat): Re-write to be build6_stat.
4048 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4049 (SSA_VAR_P): Adjust.
4050 (struct tree_memory_tag): Remove.
4051 (struct tree_memory_partition_tag): Likewise.
4052 (union tree_node): Adjust.
4053 (build7): Re-write to be build6.
4054 * tree-pass.h (pass_reset_cc_flags): Remove.
4055 (TODO_update_address_taken): New flag.
4056 (pass_simple_dse): Remove.
4057 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4058 * params.h (MAX_ALIASED_VOPS): Remove.
4059 (AVG_ALIASED_VOPS): Likewise.
4060 * omp-low.c (expand_omp_taskreg): Update SSA form.
4061 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4062 aliases the lhs in a copy stmt.
4063 * tree-ssa-dse.c (struct address_walk_data): Remove.
4064 (memory_ssa_name_same): Likewise.
4065 (memory_address_same): Likewise.
4066 (get_kill_of_stmt_lhs): Likewise.
4067 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4068 unused stores. Look through PHI nodes into post-dominated regions.
4069 (dse_optimize_stmt): Simplify. Properly remove stores.
4070 (tree_ssa_dse): Compute dominators.
4071 (execute_simple_dse): Remove.
4072 (pass_simple_dse): Likewise.
4073 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4074 gimple_loaded_syms and gimple_stored_syms computation.
4075 * toplev.c (dump_memory_report): Dump alias and pta stats.
4076 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4077 (vn_reference_eq): Likewise.
4078 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4079 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4080 valueize_vuses): Remove.
4081 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4082 (get_def_ref_stmt_vuse): ... this.
4083 (vn_reference_lookup_2): New function.
4084 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4085 walking equivalent vuses. Simplify.
4086 (vn_reference_lookup): Likewise.
4087 (vn_reference_insert): Likewise.
4088 (vn_reference_insert_pieces): Likewise.
4089 (visit_reference_op_call): Simplify.
4090 (visit_reference_op_load): Likewise.
4091 (visit_reference_op_store): Likewise.
4092 (init_scc_vn): Remove shared_lookup_vuses initialization.
4093 (free_scc_vn): Remove shared_lookup_vuses freeing.
4094 (sort_vuses, sort_vuses_heap): Remove.
4095 (get_ref_from_reference_ops): Export.
4096 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4097 vector with single vuse pointer.
4098 (vn_reference_lookup_pieces, vn_reference_lookup,
4099 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4100 (shared_vuses_from_stmt): Remove.
4101 (get_ref_from_reference_ops): Declare.
4102 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4103 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4104 memory-tag related code.
4105 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4106 (likely_value): Add comment, skip static-chain of call statements.
4107 (surely_varying_stmt_p): Adjust.
4108 (gimplify_and_update_call_from_tree): Likewise.
4109 (execute_fold_all_builtins): Do not rebuild alias info.
4110 (gimplify_and_update_call_from_tree): Properly update VOPs.
4111 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4112 (copy_ref_info): Remove memory-tag related code.
4113 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4114 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4115 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4117 * tree-ssa-dom.c (gimple_p): Remove typedef.
4118 (eliminate_redundant_computations): Adjust.
4119 (record_equivalences_from_stmt): Likewise.
4120 (avail_expr_hash): Likewise.
4121 (avail_expr_eq): Likewise.
4122 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4123 (stmt_makes_single_load): Likewise.
4124 (stmt_makes_single_store): Likewise.
4125 * tree-ssa-alias.c: Rewrite completely.
4126 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4127 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4128 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4129 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4130 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4131 Remove public functions.
4132 (pass_reset_cc_flags): Remove.
4133 (pass_build_alias): Move ...
4134 * tree-ssa-structalias.c (pass_build_alias): ... here.
4135 * tree-ssa-alias.c (may_be_aliased): Move ...
4136 * tree-flow-inline.h (may_be_aliased): ... here.
4137 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4138 count_uses_and_derefs): Move ...
4139 * gimple.c: ... here.
4140 * gimple.h (count_uses_and_derefs): Declare.
4141 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4142 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4143 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4144 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4145 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4146 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4147 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4149 * tree-dfa.c (refs_may_alias_p): Move ...
4150 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4151 * tree-ssa-alias.h: New file.
4152 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4153 (statement_sink_location): Likewise.
4154 * opts.c (decode_options): Do not adjust max-aliased-vops or
4155 avg-aliased-vops values.
4156 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4157 (TV_CALL_CLOBBER): Likewise.
4158 (TV_FLOW_SENSITIVE): Likewise.
4159 (TV_FLOW_INSENSITIVE): Likewise.
4160 (TV_MEMORY_PARTITIONING): Likewise.
4161 (TV_ALIAS_STMT_WALK): New timevar.
4162 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4163 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4164 (get_address_description): Remove memory-tag related code.
4165 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4166 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4167 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4168 and immediate uses in statements. Document.
4169 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4170 (dump_symbols): Remove.
4171 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4172 * alias.c (get_deref_alias_set): New function split out from ...
4173 (get_alias_set): ... here.
4174 * alias.h (get_deref_alias_set): Declare.
4175 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4176 type parameter. Remove restrict pointer handling. Create a
4177 ref-all pointer in case type-based alias sets do not conflict.
4178 (vect_analyze_data_refs): Remove SMT related code.
4179 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4180 (vectorizable_load): Likewise.
4181 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4182 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4183 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4184 Ignore vops and SMTs.
4185 (dr_analyze_alias): Likewise..
4186 (free_data_ref): Likewise.
4187 (create_data_ref): Likewise.
4188 (analyze_all_data_dependences): Likewise.
4189 (get_references_in_stmt): Adjust.
4190 * tree-flow-inline.h (gimple_aliases_computed_p,
4191 gimple_addressable_vars, gimple_call_clobbered_vars,
4192 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4193 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4194 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4195 gimple_mem_ref_stats): Remove.
4196 (gimple_vop): New function.
4197 (op_iter_next_use): Remove vuses and mayuses cases.
4198 (op_iter_next_def): Remove vdefs case.
4199 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4200 (clear_and_done_ssa_iter): Do not set removed fields.
4201 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4202 Assert we are not iterating over vuses or vdefs if not also
4203 iterating over uses or defs.
4204 (op_iter_init_use): Likewise.
4205 (op_iter_init_def): Likewise.
4206 (op_iter_next_vdef): Remove.
4207 (op_iter_next_mustdef): Likewise.
4208 (op_iter_init_vdef): Likewise.
4209 (compare_ssa_operands_equal): Likewise.
4210 (link_use_stmts_after): Handle vuse operand.
4211 (is_call_used): Use is_call_clobbered.
4212 (is_call_clobbered): Global variables are always call clobbered,
4213 query the call-clobbers bitmap.
4214 (mark_call_clobbered): Ignore global variables.
4215 (clear_call_clobbered): Likewise.
4216 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4217 virtual operands sanity check.
4218 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4220 (TARGET_MEM_REF): Remove TMR_TAG operand.
4221 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4222 Remove call-clobber related code.
4223 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4224 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4225 partitions or escape reason.
4226 (get_single_def_stmt, get_single_def_stmt_from_phi,
4227 get_single_def_stmt_with_phi): Remove.
4228 (dump_referenced_vars): Tidy.
4229 (get_ref_base_and_extent): Allow bare decls.
4230 (collect_dfa_stats): Adjust.
4231 * graphite.c (rename_variables_in_stmt): Adjust.
4232 (graphite_copy_stmts_from_block): Likewise.
4233 (translate_clast): Likewise.
4234 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4236 (translate_vuse_through_block): Use the oracle.
4237 (phi_translate_1): Adjust.
4238 (value_dies_in_block_x): Use the oracle. Cache the outcome
4240 (valid_in_sets): Check if the VUSE for
4241 a REFERENCE is available.
4242 (eliminate): Do not remove stmts during elimination,
4243 instead queue and remove them afterwards.
4244 (do_pre): Do not rebuild alias info.
4245 (pass_pre): Run TODO_rebuild_alias before PRE.
4246 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4247 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4248 (mark_all_v_defs_stmt): Remove.
4249 (mark_all_v_defs_seq): Adjust.
4250 (sra_replace): Likewise.
4251 (scalarize_use): Likewise.
4252 (scalarize_copy): Likewise.
4253 (scalarize_init): Likewise.
4254 (scalarize_ldst): Likewise.
4255 (todoflags): Remove.
4256 (tree_sra): Do not rebuild alias info.
4257 (tree_sra_early): Adjust.
4258 (pass_sra): Run TODO_update_address_taken before SRA.
4259 * tree-predcom.c (set_alias_info): Remove.
4260 (prepare_initializers_chain): Do not call it.
4261 (mark_virtual_ops_for_renaming): Adjust.
4262 (mark_virtual_ops_for_renaming_list): Remove.
4263 (initialize_root_vars): Adjust.
4264 (initialize_root_vars_lm): Likewise.
4265 (prepare_initializers_chain): Likewise.
4266 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4267 (may_propagate_copy_into_stmt): Likewise.
4268 (merge_alias_info): Do nothing for now.
4269 (propagate_tree_value_into_stmt): Adjust.
4270 (stmt_may_generate_copy): Likewise.
4271 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4272 not mark symbols for renaming.
4273 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4274 with the same statement, make sure to update the new pointed-to one.
4275 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4276 call statements, do not mark symbols for renaming.
4277 (mark_operand_necessary): Dump something.
4278 (ref_may_be_aliased): New function.
4279 (mark_aliased_reaching_defs_necessary_1): New helper function.
4280 (mark_aliased_reaching_defs_necessary): Likewise.
4281 (mark_all_reaching_defs_necessary_1): Likewise.
4282 (mark_all_reaching_defs_necessary): Likewise.
4283 (propagate_necessity): Do not process virtual PHIs. For
4284 non-aliased loads mark all reaching definitions as necessary.
4285 For aliased loads and stores mark the immediate dominating
4286 aliased clobbers as necessary.
4287 (visited): New global static.
4288 (perform_tree_ssa_dce): Free visited bitmap after propagating
4290 (remove_dead_phis): Perform simple dead virtual PHI removal.
4291 (remove_dead_stmt): Properly unlink virtual operands when
4293 (eliminate_unnecessary_stmts): Schedule PHI removal after
4295 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4296 (process_replaceable): Likewise.
4297 (find_replaceable_in_bb): Likewise.
4298 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4299 based on the single gimple vop.
4300 (verify_flow_insensitive_alias_info): Remove.
4301 (verify_flow_sensitive_alias_info): Likewise.
4302 (verify_call_clobbering): Likewise.
4303 (verify_memory_partitions): Likewise.
4304 (verify_alias_info): Likewise.
4305 (verify_ssa): Adjust..
4306 (execute_update_addresses_taken): Export. Update SSA
4307 manually. Optimize only when optimizing. Use a local bitmap.
4308 (pass_update_address_taken): Remove TODO_update_ssa, add
4310 (pass_update_address_taken): Just use TODO_update_address_taken.
4311 (init_tree_ssa): Do not initialize addressable_vars.
4312 (verify_ssa): Verify new VUSE / VDEF properties.
4313 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4314 Do not call verify_alias_info.
4315 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4316 Do not free the loaded and stored syms bitmaps. Reset the escaped
4317 and callused solutions. Do not free addressable_vars.
4318 Remove memory-tag related code.
4319 (warn_uninitialized_var): Aliases are always available.
4320 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4321 * lambda-code.c (can_put_in_inner_loop): Adjust.
4322 (can_put_after_inner_loop): Likewise.
4323 (perfect_nestify): Likewise.
4324 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4325 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4326 (vectorizable_conversion): Do not mark symbols for renaming.
4327 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4328 (expand_call_inline): Unlink the calls virtual operands before
4330 (tree_function_versioning): Do not call update_ssa if we are not
4331 updating clones. Simplify.
4332 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4333 (propagate_with_phi): Likewise..
4334 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4335 clobber code. Assert we are not aliased or global.
4336 * tree-flow.h: Include tree-ssa-alias.h
4337 (enum escape_type): Remove.
4338 (struct mem_sym_stats_d): Likewise.
4339 (struct mem_ref_stats_d): Likewise.
4340 (struct gimple_df): Add vop member. Remove global_var,
4341 call_clobbered_vars, call_used_vars, addressable_vars,
4342 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4343 escaped and callused members.
4344 (struct ptr_info_def): Remove all members, add points-to solution
4346 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4347 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4348 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4349 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4350 (tree-ssa-alias.o): Likewise.
4351 (toplev.o): Add tree-ssa-alias.h
4352 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4353 * gimple.c (gimple_set_bb): Fix off-by-one error.
4354 (is_gimple_reg): Do not handle memory tags.
4355 (gimple_copy): Also copy virtual operands.
4356 Delay updating the statement. Do not reset loaded and stored syms.
4357 (gimple_set_stored_syms): Remove.
4358 (gimple_set_loaded_syms): Likewise.
4359 (gimple_call_copy_skip_args): Copy the virtual operands
4360 and mark the new statement modified.
4361 * tree-ssa-structalias.c (may_alias_p): Remove.
4362 (set_uids_in_ptset): Take the alias set to prune with as
4363 parameter. Fold in the alias test of may_alias_p.
4364 (compute_points_to_sets): Compute whether a ptr is dereferenced
4366 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4367 other ADDRESSOF constraints on the lhs.
4368 (get_constraint_for_component_ref): Assert that we don't get
4369 ADDRESSOF constraints from the base of the reference.
4370 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4371 (struct variable_info): Remove collapsed_to member.
4372 (get_varinfo_fc): Remove.
4373 (new_var_info): Do not set collapsed_to.
4374 (dump_constraint): Do not follow cycles.
4375 (dump_constraint_graph): Likewise.
4376 (build_pred_graph): Likewise.
4377 (build_succ_graph): Likewise.
4378 (rewrite_constraints): Likewise.
4379 (do_simple_structure_copy): Remove.
4380 (do_rhs_deref_structure_copy): Remove.
4381 (do_lhs_deref_structure_copy): Remove.
4382 (collapse_rest_of_var): Remove.
4383 (do_structure_copy): Re-implement.
4384 (pta_stats): New global variable.
4385 (dump_pta_stats): New function.
4386 (struct constraint_expr): Make offset signed.
4387 (UNKNOWN_OFFSET): Define special value.
4388 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4389 (solution_set_expand): New helper function split out from ...
4390 (do_sd_constraint): ... here.
4391 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4392 (do_ds_constraint): Likewise.
4393 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4394 and CALLUSED = *CALLUSED.
4395 (set_union_with_increment): Make inc argument signed.
4396 (type_safe): Remove.
4397 (get_constraint_for_ptr_offset): Handle unknown and negative
4399 (first_vi_for_offset): Handle offsets before start. Bail
4400 out early for offsets beyond the variable extent.
4401 (first_or_preceding_vi_for_offset): New function.
4402 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4403 Together with ESCAPED = *ESCAPED this properly computes reachability.
4404 (find_what_var_points_to): New function.
4405 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4406 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4407 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4408 pt_solutions_intersect): New functions.
4409 (compute_call_used_vars): Remove.
4410 (compute_may_aliases): New main entry into PTA computation.
4411 * gimple.h (gimple_p): New typedef.
4412 (struct gimple_statement_base): Remove references_memory_p.
4413 (struct gimple_statement_with_memory_ops_base): Remove
4414 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4416 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4417 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4418 gimple_set_references_memory): Remove.
4419 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4420 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4422 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4423 (verify_expr): Allow RESULT_DECL.
4424 (gimple_duplicate_bb): Do not copy virtual operands.
4425 (gimple_duplicate_sese_region): Adjust.
4426 (gimple_duplicate_sese_tail): Likewise.
4427 (mark_virtual_ops_in_region): Remove.
4428 (move_sese_region_to_fn): Do not call it.
4429 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4430 and pass_simple_dse.
4431 (execute_function_todo): Handle TODO_update_address_taken,
4432 call execute_update_addresses_taken for TODO_rebuild_alias.
4433 (execute_todo): Adjust.
4434 (execute_one_pass): Init dump files early.
4435 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4437 (create_general_new_stmt): Clear vops.
4438 * tree-ssa-reassoc.c (get_rank): Adjust.
4439 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4440 symbols for renaming.
4441 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4442 (PARAM_AVG_ALIASED_VOPS): Likewise.
4443 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4444 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4445 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4446 (operand_build_cmp, copy_virtual_operands,
4447 create_ssa_artificial_load_stmt, add_to_addressable_set,
4448 gimple_add_to_addresses_taken): Remove public functions.
4449 (unlink_stmt_vdef): New function.
4451 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4453 * config.gcc (powerpc-*-linux*): Merge variants.
4455 2009-04-02 Chao-ying Fu <fu@mips.com>
4456 James Grosbach <james.grosbach@microchip.com>
4458 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4459 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4461 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4462 keep_interrupts_masked_p, use_debug_exception_return_p.
4463 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4464 keep_interrupts_masked, use_debug_exception_return.
4465 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4466 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4468 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4469 (mips_print_operand): Process COP0 registers to print $0 .. $31
4470 correctly for GAS to process.
4471 (mips_interrupt_extra_call_saved_reg_p): New function.
4472 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4474 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4475 (mips_compute_frame_info): Add supports for interrupt context that
4476 includes doubleword accumulators and COP0 registers.
4477 (mips_for_each_saved_acc): New function.
4478 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4479 mips_for_each_saved_reg.
4480 (mips_save_reg): Save accumulators.
4481 (mips_kernel_reg_p): A new for_each_rtx callback.
4482 (mips_expand_prologue): Support interrupt handlers.
4483 (mips_restore_reg): Restore accumulators.
4484 (mips_expand_epilogue): Support interrupt handlers.
4485 (mips_can_use_return_insn): Return false for interrupt handlers.
4486 (mips_epilogue_uses): New function.
4487 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4488 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4489 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4490 cop0_move): New instructions.
4491 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4492 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4494 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4496 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4497 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4498 interrupt handlers, we use K0 as the temporary register.
4499 (EPILOGUE_USES): Change to a function call.
4500 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4501 handlers, we use K0 as the temporary register.
4503 * doc/extend.texi (Function Attributes): Document interrupt,
4504 use_shadow_register_set, keep_interrupts_masked,
4505 use_debug_exception_return for MIPS attributes.
4507 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4509 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4510 Remove a number of t-files from tmake_file.
4511 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4512 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4513 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4514 target_prototype, not TARGET_PROTOTYPE.
4515 (LINK_OS_GNU_SPEC): Define.
4516 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4517 and darwin-ldoubdle.c.
4519 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4522 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4523 (cpp_options): Ditto.
4524 (default_compilers): Ditto.
4525 (display_help): Ditto.
4526 (process_command): Ditto.
4528 (set_input): Use lbasename instead of duplicate code.
4529 (save_temps_prefix): New static for -save-temps=obj.
4530 (save_temps_length): Ditto.
4532 * doc/invoke.texi (-save-temps=obj): Document new variant to
4535 2009-04-02 Jeff Law <law@redhat.com>
4537 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4540 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4542 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4543 * configure: Regenerated.
4545 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4547 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4548 share the argument list.
4550 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4554 2009-02-12 Diego Novillo <dnovillo@google.com>
4556 * varpool.c (debug_varpool): New.
4557 * cgraph.h (debug_varpool): Declare.
4559 2009-04-02 Jan Hubicka <jh@suse.cz>
4561 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4564 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4566 * config/i386/i386.c (ix86_abi): Move initialization to ...
4567 (override_options): Here.
4569 2009-04-02 Christian Bruel <christian.bruel@st.com>
4571 * config/sh/sh.c (sh_dwarf_register_span): New function.
4572 (TARGET_DWARF_REGISTER_SPAN): Define.
4573 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4575 2009-04-02 Ira Rosen <irar@il.ibm.com>
4577 PR tree-optimization/39595
4578 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4579 interleaved loads group is not greater than the SLP group size.
4581 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4583 * builtins.c (is_builtin_name): New.
4584 (called_as_built_in): Use is_builtin_name.
4585 * tree.h (is_builtin_name): New.
4586 * varasm.c (incorporeal_function_p): Use is_builtin_name
4588 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4590 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4592 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4595 * c-decl.c (clone_underlying_type): Move this ...
4596 * c-common.c (set_underlying_type): ... here.
4597 Also, make sure the function properly sets TYPE_STUB_DECL() on
4598 the newly created typedef variant type.
4599 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4600 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4603 2009-04-02 Richard Guenther <rguenther@suse.de>
4605 PR tree-optimization/37221
4606 * tree-flow.h (degenerate_phi_result): Declare.
4607 * tree-ssa-dom.c (degenerate_phi_result): Export.
4608 * tree-scalar-evolution.c (analyze_initial_condition): If
4609 the initial condition is defined by a degenerate PHI node
4610 use the degenerate value.
4612 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4614 PR rtl-optimization/39588
4615 * combine.c (merge_outer_ops): Do not set the constant when this
4617 (simplify_shift_const_1): Do not modify it either in this case.
4619 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4621 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4622 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4624 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4627 * c-lex.c (interpret_float): Default (no suffix) is double.
4629 2009-04-1 Xinliang David Li <davidxl@google.com>
4631 * config/i386/i386.c (legitimate_constant_p): Recognize
4632 all one vector constant.
4634 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4636 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4637 Change #include order to silence two warnings.
4639 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4641 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4642 (ASM_SPEC): Pass -k to the assembler for PIC code.
4644 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4646 * gcc/config.gcc: Add vax-*-linux* to the switch.
4647 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4648 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4650 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4652 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4653 Use predicate macros instead of GET_CODE() == foo.
4654 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4655 ashlsi3, rotrsi3, <unnamed>): Likewise.
4657 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4659 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4660 jbbccihi, jbbccisi): Remova trailing whitespace.
4661 * gcc/config/vax/constraints.md: Likewise.
4662 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4663 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4664 * gcc/config/vax/predicates.md: Likewise.
4665 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4666 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4667 * gcc/config/vax/vax.h: Likewise.
4668 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4670 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4672 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4673 (indirectable_address_p, adjacent_operands_p): Add spaces around
4675 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4677 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4679 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4680 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4681 index_term_p, reg_plus_index_p, legitimate_address_p,
4682 vax_mode_dependent_address_p): Update comments to match functions
4683 modified by the recent int->bool conversion.
4685 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4687 * gcc/config/vax/builtins.md: Update copyright message.
4688 * gcc/config/vax/constraints.md: Likewise.
4689 * gcc/config/vax/netbsd-elf.h: Likewise.
4690 * gcc/config/vax/predicates.md: Likewise.
4691 * gcc/config/vax/vax-protos.h: Likewise.
4692 * gcc/config/vax/vax.c: Likewise.
4693 * gcc/config/vax/vax.h: Likewise.
4694 * gcc/config/vax/vax.md: Likewise.
4695 * gcc/config/vax/vax.opt: Likewise.
4697 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4699 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4700 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4701 * gcc/config/vax/constraints.md (B, R): Likewise.
4702 * gcc/config/vax/predicates.md (external_memory_operand,
4703 nonimmediate_addsub_di_operand): Likewise.
4704 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4705 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4706 untyped_call): Likewise.
4708 2009-04-01 Matt Thomas <matt@3am-software.com>
4710 * config/vax/predicates.md: New file.
4711 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4712 external_const_operand, nonsymbolic_operand, external_memory_operand,
4713 indirect_memory_operand, indexed_memory_operand,
4714 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4715 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4717 * config/vax/constraints.md: New file.
4718 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4720 * config/vax/builtins.md: New file.
4721 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4722 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4724 * config/vax/vax.opt (mqmath): Add option.
4725 * config/vax/vax.md (isfx): Extend with DI.
4726 (VAXintQH, VAXintQHSD): Define.
4727 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4728 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4729 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4730 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4731 (movdi): Update constraints and use vax_output_int_move().
4732 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4733 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4734 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4735 nonlocal_goto): New.
4736 (mov<mode>): Extend accepted operand types.
4737 (subdi3_old): Rename from subdi3, change update constraints and use
4738 a new implementation.
4739 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4740 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4741 MOVE_RATIO, CLEAR_RATIO): Define.
4742 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4743 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4744 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4745 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4746 (split_quadword_operands): Make static and really allow variable
4748 (print_operand_address): Update for PIC generation.
4749 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4750 indexable_address_p, fixup_mathdi_operand,
4751 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4752 (vax_float_literal, legitimate_constant_p,
4753 indirectable_constant_address_p, index_term_p,
4754 reg_plus_index_p): Return bool instead of int.
4755 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4757 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4759 (vax_output_conditional_branch): Indent.
4760 (legitimate_constant_address_p, indirectable_constant_address_p,
4761 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4762 vax_mode_dependent_address_p): Return bool instead of int, update for
4764 * config/vax/vax-protos.h (legitimate_constant_address_p,
4765 legitimate_constant_p, legitimate_address_p,
4766 vax_mode_dependent_address_p): Change declaration to bool.
4767 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4768 vax_expand_addsub_di_operands, vax_output_int_subtract,
4769 vax_output_movmemsi): Declare.
4770 (split_quadword_operands, vax_float_literal): Delete declaration.
4771 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4772 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4773 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4774 ASM_OUTPUT_DWARF_PCREL): Define.
4775 (ASM_SPEC): Change definition to allow PIC generation.
4777 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4779 * doc/sourcebuild.texi: Update front-end requirements.
4781 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4784 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4785 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4786 (booldi3_internal3): Use boolean_or_operator instead of
4789 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4792 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4793 declarator whose size is not an integer constant expression but
4794 folds to an integer constant, then treat it as a constant
4797 2009-04-01 Richard Guenther <rguenther@suse.de>
4799 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4800 i * 4 + 2 to (i * 2 + 1) * 2.
4802 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4805 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4806 return if c_parser_asm_string_literal returned NULL.
4808 2009-04-01 Nick Clifton <nickc@redhat.com>
4810 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4812 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4813 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4814 other typedefs to avoid conflicts with libgcc2.c. Define labels
4815 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4817 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4818 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4821 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4823 * varasm.c (default_function_rodata_section): Declare DOT as
4826 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4827 Andrey Galkin <agalkin@hypercom.com>
4830 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4831 Make object_name unique for each process.
4833 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4836 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4837 addressable variables in the parallel that could go out of scope while
4838 running queued tasks.
4840 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4842 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4843 (CASE_VALUES_THRESHOLD): Redefine.
4844 * config/avr/avr.c (avr_override_options): Remove initialization of
4845 avr_case_values_threshold variable.
4846 (avr_case_values_threshold): Remove variable. Add new function.
4847 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4848 * config/avr/avr.opt (mno-tablejump): Remove option.
4849 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4851 2009-04-01 DJ Delorie <dj@redhat.com>
4853 * varasm.c (default_function_rodata_section): Don't assume
4854 anything about where the first '.' in the section name is.
4856 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4858 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4859 rs6000_emit_stack_tie.
4861 2009-03-31 Ian Lance Taylor <iant@google.com>
4863 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4864 gimple_code with GIMPLE_RESX, not RESX.
4866 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4868 * c-common.c (c_get_ident): New.
4869 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4871 2009-04-01 Ben Elliston <bje@au.ibm.com>
4873 * config/rs6000/sysv4.opt (msdata): Improve option description.
4875 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4877 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4878 (divdf3_internal_lat): Remove.
4879 (divxf3_internal_lat): Remove.
4880 (divxf3_internal_thr): Remove.
4881 (divxf): Use divxf3_internal.
4882 * config/ia64/div.md (divsf3_internal_lat): New.
4883 (divdf3_internal_lat): New.
4884 (divxf3_internal): New.
4886 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4889 * Makefile.in (USE_GCC_STDINT): Define.
4890 (stmp-int-hdrs): Install stdint.h if applicable.
4891 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4893 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4894 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4895 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4896 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4897 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4898 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4899 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4900 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4901 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4902 (c_common_nodes_and_builtins): Initialize
4903 underlying_wchar_type_node. Do not initialize
4904 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4905 nodes for new types.
4906 (c_stddef_cpp_builtins): Define macros for new types.
4907 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4909 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4910 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4911 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4912 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4913 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4914 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4915 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4916 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4917 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4918 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4919 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4920 int16_type_node, int32_type_node, int64_type_node,
4921 uint8_type_node, uint16_type_node, c_uint32_type_node,
4922 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4923 int_least32_type_node, int_least64_type_node,
4924 uint_least8_type_node, uint_least16_type_node,
4925 uint_least32_type_node, uint_least64_type_node,
4926 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4927 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4928 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4929 uintptr_type_node): Define.
4930 * c-cppbuiltin.c (builtin_define_constants,
4931 builtin_define_type_minmax): New.
4932 (builtin_define_stdint_macros): Define more macros.
4933 (c_cpp_builtins): Define more limit macros.
4935 (builtin_define_type_max): Define in terms of
4936 builtin_define_type_minmax. Remove is_long parameter. All
4938 * config.gcc (use_gcc_stdint): Define.
4939 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4940 Add newlib-stdint.h for generic targets.
4941 * config/glibc-stdint.h, config/newlib-stdint.h,
4942 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4943 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4944 * config/score/score.h (UINTPTR_TYPE): Define.
4945 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4946 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4947 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4948 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4949 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4950 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4951 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4952 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4953 * config/spu/spu.h (STDINT_LONG32): Define.
4954 * configure.ac (use_gcc_stdint): Substitute.
4955 * configure: Regenerate.
4956 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4957 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4958 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4959 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4960 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4961 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4962 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4963 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4964 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4965 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4966 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4967 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4968 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4969 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4970 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4971 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4972 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4973 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4974 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4975 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4976 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4977 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4978 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4979 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4980 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4981 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4982 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4983 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4984 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4986 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4988 * loop-iv.c (suitable_set_for_replacement): Renamed from
4989 simplify_using_assignment; changed to return bool and to accept new
4990 args DEST and SRC. Return true iff we find a source/destination pair
4991 that can be used to make a replacement, and fill SRC and DEST if so.
4992 Remove arg ALTERED. Don't deal with altered regs here. All callers
4994 (simplify_using_initial_values): Deal with altered regs here and track
4995 more precisely the effect they have on the validity of our expression.
4997 * loop-iv.c (simplify_using_condition): A condition of the form
4998 (EQ REG CONST) can be used to simply make a substitution.
4999 (simplify_using_initial_values): Keep track of conditions we have seen
5000 and keep using them to simplify new expressions, while applying the
5001 same substitutions to them as to the expression.
5003 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5004 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5007 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5008 changed. Use this when trying to improve the upper bound.
5009 Generate the comparison by using simplify_gen_relational.
5011 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5013 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5015 (simplify_using_assignment, simplify_using_initial_values): Call
5016 replace_in_expr to make replacements. Call replace_single_def_regs
5017 once on the initial version of the expression.
5019 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5022 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5024 2009-03-31 Richard Guenther <rguenther@suse.de>
5027 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5028 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5030 2009-03-31 Richard Guenther <rguenther@suse.de>
5032 * tree.h (div_if_zero_remainder): Declare.
5033 * fold-const.c (div_if_zero_remainder): Export.
5034 * tree-ssa-forwprop.c
5035 (forward_propagate_addr_into_variable_array_index): Handle
5036 constant array index addition outside of the variable index.
5038 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5041 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5042 define_splits, floatunssi<mode>2): Require x87 conversions from
5043 DImode to be permitted.
5045 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5047 PR preprocessor/15638
5048 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5050 2009-03-31 Richard Guenther <rguenther@suse.de>
5054 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5055 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5056 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5057 a separate statement.
5058 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5059 (lookup_tmp_var): Likewise.
5060 (is_gimple_formal_tmp_or_call_rhs): Remove.
5061 (is_gimple_reg_or_call_rhs): Rename to ...
5062 (is_gimple_reg_rhs_or_call): ... this.
5063 (is_gimple_mem_or_call_rhs): Rename to ...
5064 (is_gimple_mem_rhs_or_call): ... this.
5065 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5066 DECL_GIMPLE_REG_P only if is_formal is true.
5067 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5068 for non-proper post-modify expression gimplification.
5069 (gimplify_self_mod_expr): For post-modify expressions gimplify
5070 the lvalue to a minimal lvalue.
5071 (rhs_predicate_for): Remove formal temp case.
5072 (gimplify_modify_expr_rhs): Likewise.
5073 (gimplify_addr_expr): Use is_gimple_reg.
5074 (gimplify_expr): Remove formal temp cases.
5075 (gimple_regimplify_operands): Likewise.
5076 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5077 and FILTER_EXPR like constants.
5078 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5080 (is_gimple_formal_tmp_rhs): Remove.
5081 (is_gimple_reg_rhs): Remove special casing.
5082 (is_gimple_mem_rhs): Fix.
5083 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5084 (is_gimple_formal_tmp_var): Remove.
5085 (is_gimple_formal_tmp_reg): Likewise.
5086 (is_gimple_min_lval): Allow invariant component ref parts.
5087 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5088 is_gimple_formal_tmp_reg): Remove declarations.
5089 * tree-cfg.c (verify_expr): Verify that variables with address
5090 taken do not have DECL_GIMPLE_REG_P set.
5091 * tree-mudflap.c (mf_build_check_statement_for): Use
5092 force_gimple_operand instead of gimplify_expr.
5094 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5096 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5097 schedulable rows to compute_split_row.
5099 2009-03-31 Ben Elliston <bje@au.ibm.com>
5102 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5105 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5107 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5108 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5109 * configure: Regenerate.
5110 * config.in: Regenerate.
5111 * config/rs6000/rs6000.opt (mtls-markers): Add.
5112 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5113 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5114 (tls_ld_aix, tls_ld_sysv): Likewise.
5115 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5116 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5118 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5120 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5122 2009-03-30 Jan Hubicka <jh@suse.cz>
5124 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5126 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5127 detection and label handling.
5129 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5131 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5132 left_conflicts_size.
5133 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5134 ALLOCNO_LEFT_CONFLICTS_SIZE.
5136 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5137 remove_allocno_from_bucket_and_push,
5138 allocno_spill_priority_compare, push_allocnos_to_stack,
5139 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5140 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5141 (setup_allocno_left_conflicts_num): Ditto. Rename to
5142 setup_allocno_left_conflicts_size.
5143 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5144 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5145 setup_allocno_left_conflicts_size instead of
5146 setup_allocno_left_conflicts_num.
5148 * ira-build.c (ira_create_allocno): Use
5149 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5150 ALLOCNO_LEFT_CONFLICTS_NUM.
5152 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5154 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5155 instead of DF_LR_OUT.
5157 * ira-lives.c (process_bb_node_lives): Ditto.
5159 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5160 instead of DF_LR_{OUT,IN}.
5162 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5164 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5166 2009-03-30 Jan Hubicka <jh@suse.cz>
5168 * except.c (label_to_region_map): Fix thinko.
5170 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5173 * tree.h (tree_find_value): New declaration.
5174 * tree.c (tree_find_value): New function.
5175 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5177 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5180 * c-decl.c (struct c_binding): Add locus field.
5181 (bind): Add locus argument, set locus field from it.
5182 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5183 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5184 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5185 implicitly_declare, undeclared_variable, lookup_label,
5186 declare_label, c_make_fname_decl, c_builtin_function,
5187 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5190 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5193 * config/i386/i386.c (classify_argument): Check total size of
5196 2009-03-30 Martin Jambor <mjambor@suse.cz>
5198 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5199 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5200 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5203 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5204 seen_variable_array_ref while also traversing a union.
5206 * tree-inline.c (optimize_inline_calls): Do not call
5207 cgraph_node_remove_callees.
5208 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5209 (pass_remove_cgraph_callee_edges): New variable.
5210 * passes.c (init_optimization_passes): Add
5211 pass_remove_cgraph_callee_edges after early inlining and before all
5212 late intraprocedural passes.
5214 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5216 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5218 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5221 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5223 * combine.c (simplify_comparison): Use have_insn_for.
5224 * dojump.c (do_jump): Likewise.
5226 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5228 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5229 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5230 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5231 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5232 instead of sparc_compare_emitted.
5233 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5234 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5235 instead of sparc_compare_emitted.
5237 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5239 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5240 enter/exit cfglayout mode.
5241 (pass_partition_block): Require it.
5242 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5243 (combine_instructions): Track basic blocks instead of labels.
5244 (update_cfg_for_uncondjump): New.
5245 (try_combine): Use it. Update jumps after rescanning.
5246 (pass_combine): Require PROP_cfglayout.
5247 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5249 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5251 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5252 Provide/destroy PROP_cfglayout respectively.
5253 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5254 * tree-pass.h (PROP_cfglayout): New.
5256 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5258 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5259 fold_convert_const_fixed_from_fixed,
5260 fold_convert_const_fixed_from_int,
5261 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5262 set TREE_CONSTANT_OVERFLOW.
5263 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5264 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5266 2009-03-30 Ira Rosen <irar@il.ibm.com>
5268 * tree-vect-loop-manip.c: New file.
5269 * tree-vectorizer.c: Update documentation and included files.
5270 (vect_loop_location): Make extern.
5271 (rename_use_op): Move to tree-vect-loop-manip.c
5272 (rename_variables_in_bb, rename_variables_in_loop,
5273 slpeel_update_phis_for_duplicate_loop,
5274 slpeel_update_phi_nodes_for_guard1,
5275 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5276 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5277 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5278 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5279 find_loop_location): Likewise.
5280 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5281 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5282 get_vectype_for_scalar_type, vect_is_simple_use,
5283 supportable_widening_operation, supportable_narrowing_operation):
5285 (bb_in_loop_p): Move to tree-vect-loop.c.
5286 (new_loop_vec_info, destroy_loop_vec_info,
5287 reduction_code_for_scalar_code, report_vect_op,
5288 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5289 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5290 (vect_supportable_dr_alignment): Likewise.
5291 * tree-vectorizer.h (tree-data-ref.h): Include.
5292 (vect_loop_location): Declare.
5293 Reorganize function declarations according to the new file structure.
5294 * tree-vect-loop.c: New file.
5295 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5296 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5297 * tree-vect-data-refs.c: New file.
5298 * tree-vect-patterns.c (timevar.h): Don't include.
5299 * tree-vect-stmts.c: New file.
5300 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5301 tree-vect-slp.c, tree-vect-loop.c.
5302 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5303 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5304 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5305 (tree-vect-analyze.o): Remove.
5306 (tree-vect-transform.o): Likewise.
5307 (tree-vect-data-refs.o): Add rule.
5308 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5309 tree-vect-slp.o): Likewise.
5310 (tree-vect-patterns.o): Remove redundant dependencies.
5311 (tree-vectorizer.o): Likewise.
5312 * tree-vect-slp.c: New file.
5314 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5316 * optc-gen.awk: Warn if an option flag has multiple different
5319 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5321 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5322 -floop-block): Document dependences on PPL, CLooG and Graphite.
5324 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5326 PR rtl-optimization/323
5327 * c-common.c (c_fully_fold, convert_and_check,
5328 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5329 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5330 * c-common.def (EXCESS_PRECISION_EXPR): New.
5331 * c-cppbuiltin.c (builtin_define_float_constants): Define
5332 constants with enough digits for long double.
5333 * c-lex.c (interpret_float): Interpret constant with excess
5334 precision where appropriate.
5335 * c-opts.c (c_common_post_options): Set
5336 flag_excess_precision_cmdline. Give an error for
5337 -fexcess-precision=standard for C++ for processors where the
5338 option is significant.
5339 * c-parser.c (c_parser_conditional_expression): Handle excess
5340 precision in condition.
5341 * c-typeck.c (convert_arguments): Handle arguments with excess
5343 (build_unary_op): Move excess precision outside operation.
5344 (build_conditional_expr): Likewise.
5345 (build_compound_expr): Likewise.
5346 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5347 (build_modify_expr): Handle excess precision in RHS.
5348 (convert_for_assignment): Handle excess precision in converted
5350 (digest_init, output_init_element, process_init_element): Handle
5351 excess precision in initializer.
5352 (c_finish_return): Handle excess precision in return value.
5353 (build_binary_op): Handle excess precision in operands and add
5354 excess precision as needed for operation.
5355 * common.opt (-fexcess-precision=): New option.
5356 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5357 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5358 For standard excess precision, output explicit conversion to and
5359 truncation from XFmode.
5360 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5361 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5362 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5363 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5364 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5365 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5366 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5367 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5368 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5369 define_splits, sqrt<mode>2): Disable where appropriate for
5370 standard excess precision.
5371 * convert.c (convert_to_real): Do not shorten arithmetic to type
5372 for which excess precision would be used.
5373 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5374 * doc/invoke.texi (-fexcess-precision=): Document option.
5375 (-mfpmath=): Correct index entry.
5376 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5377 flag_excess_precision): New.
5378 * langhooks.c (lhd_post_options): Set
5379 flag_excess_precision_cmdline.
5380 * opts.c (common_handle_option): Handle -fexcess-precision=.
5381 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5382 init_excess_precision): New.
5383 (lang_dependent_init_target): Call init_excess_precision.
5384 * tree.c (excess_precision_type): New.
5385 * tree.h (excess_precision_type): Declare.
5387 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5390 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5391 non-lvalue to component.
5393 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5395 PR preprocessor/34695
5396 * Makefile.in (c-opts.o): Depend on c-tree.h.
5397 * c-common.c: Move down include of diagnostic.h.
5398 (done_lexing, c_cpp_error): New.
5399 * c-common.h (done_lexing): Declare.
5400 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5402 * c-opts.c: Include c-tree.h.
5403 (c_common_init_options): Set preprocessor error callback.
5404 (c_common_handle_option): Do not set preprocessor
5405 inhibit_warnings, warnings_are_errors, warn_system_headers,
5406 pedantic_errors or inhibit_warnings flags.
5407 (c_common_post_options): Do not check cpp_errors (parse_in).
5408 (c_common_finish): Do not output dependencies if there were
5409 errors. Do not check return value of cpp_finish.
5410 * c-ppoutput.c (pp_file_change): Set input_location.
5411 * c-tree.h (c_cpp_error): Declare.
5412 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5414 (diagnostic_build_prefix): Check override_column.
5415 * diagnostic.h (diagnostic_info): Add override_column field.
5416 (diagnostic_override_column): Define.
5418 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5420 * c-common.c (c_expand_expr, c_staticp): Remove.
5421 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5422 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5423 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5424 * c-gimplify.c (gimplify_compound_literal_expr,
5425 optimize_compound_literals_in_ctor): Remove.
5426 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5427 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5428 * c-semantics.c (emit_local_var): Remove.
5430 * langhooks-def.h (lhd_expand_expr): Remove.
5431 * langhooks.c (lhd_expand_expr): Remove.
5432 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5434 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5435 handling from c-semantics.c; don't call into langhook.
5436 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5437 * gimplify.c (gimplify_compound_literal_expr,
5438 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5439 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5440 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5441 as was done in c-gimplify.c.
5442 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5443 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5444 Move from c-common.h.
5445 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5447 * tree.c (staticp): Do not call langhook.
5448 * langhooks.c (lhd_staticp): Delete.
5449 * langhooks-def.h (lhd_staticp): Delete prototype.
5450 (LANG_HOOKS_STATICP): Delete.
5451 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5453 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5454 instead of DECL_STMTs.
5456 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5464 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5466 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5467 contained expression.
5468 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5469 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5470 conditional expressions for C.
5471 (decl_constant_value_for_optimization): Move from
5472 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5473 whether optimizing and that the expression is a VAR_DECL not of
5474 array type instead of doing such checks in the caller. Do not
5475 check pedantic. Call gcc_unreachable for C++.
5476 * c-common.def (C_MAYBE_CONST_EXPR): New.
5477 * c-common.h (c_fully_fold, c_save_expr,
5478 decl_constant_value_for_optimization): New prototypes.
5479 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5480 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5481 EXPR_INT_CONST_OPERANDS): Define.
5482 * c-convert.c (convert): Strip nops from expression.
5483 * c-decl.c (groktypename): Take extra parameters expr and
5484 expr_const_operands. Update call to grokdeclarator.
5485 (start_decl): Update call to grokdeclarator. Add statement for
5486 expressions used in type of decl.
5487 (grokparm): Update call to grokdeclarator.
5488 (push_parm_decl): Update call to grokdeclarator.
5489 (build_compound_literal): Add parameter non_const and build a
5490 C_MAYBE_COSNT_EXPR if applicable.
5491 (grokdeclarator): Take extra parameters expr and
5492 expr_const_operands. Track expressions used in declaration
5493 specifiers and declarators. Fold array sizes and track whether
5494 they are constant expressions and whether they are integer
5495 constant expressions.
5496 (parser_xref_tag): Set expr and expr_const_operands fields in
5498 (grokfield): Update call to grokdeclarator.
5499 (start_function): Update call to grokdeclarator.
5500 (build_null_declspecs): Set expr and expr_const_operands fields in
5502 (declspecs_add_type): Handle expressions in typeof specifiers.
5503 * c-parser.c (c_parser_declspecs): Set expr and
5504 expr_const_operands fields for declaration specifiers.
5505 (c_parser_enum_specifier): Likewise.
5506 (c_parser_struct_or_union_specifier): Likewise.
5507 (c_parser_typeof_specifier): Likewise. Update call to
5508 groktypename. Fold expression as needed. Return expressions with
5509 type instead of adding statements.
5510 (c_parser_attributes): Update calls to c_parser_expr_list.
5511 (c_parser_statement_after_labels): Fold expression before passing
5512 to objc_build_throw_stmt.
5513 (c_parser_condition): Fold expression.
5514 (c_parser_asm_operands): Fold expression.
5515 (c_parser_conditional_expression): Use c_save_expr. Update call
5516 to build_conditional_expr.
5517 (c_parser_alignof_expression): Update call to groktypename.
5518 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5519 original_code. Fold expression argument of va_arg. Create
5520 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5521 argument to va_arg. Update calls to groktypename. Fold array
5522 index for offsetof. Verify that first argument to
5523 __builtin_choose_expr has integer type.
5524 (c_parser_postfix_expression_after_paren_type): Update calls to
5525 groktypename and build_compound_literal. Handle expressions with
5526 side effects in type name.
5527 (c_parser_postfix_expression_after_primary): Update call to
5528 c_parser_expr_list. Set original_code for calls to
5529 __builtin_constant_p.
5530 (c_parser_expr_list): Take extra parameter fold_p. Fold
5531 expressions if requested.
5532 (c_parser_objc_type_name): Update call to groktypename.
5533 (c_parser_objc_synchronized_statement): Fold expression.
5534 (c_parser_objc_receiver): Fold expression.
5535 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5536 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5537 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5538 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5539 (struct c_typespec): Add elements expr and expr_const_operands.
5540 (struct c_declspecs): Add elements expr and expr_const_operands.
5541 (groktypename, build_conditional_expr, build_compound_literal):
5543 (in_late_binary_op): Declare.
5544 * c-typeck.c (note_integer_operands): New function.
5545 (in_late_binary_op): New variable.
5546 (decl_constant_value_for_broken_optimization): Move to c-common.c
5547 and rename to decl_constant_value_for_optimization.
5548 (default_function_array_conversion): Do not strip nops.
5549 (default_conversion): Do not call
5550 decl_constant_value_for_broken_optimization.
5551 (build_array_ref): Do not fold result.
5552 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5553 result when operand is a VLA.
5554 (c_expr_sizeof_type): Update call to groktypename. Handle
5555 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5556 result when operand names a VLA type.
5557 (build_function_call): Update call to build_compound_literal.
5558 Only fold result for calls to __builtin_* functions. Strip
5559 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5560 the function designator.
5561 (convert_arguments): Fold arguments. Update call to
5562 convert_for_assignment.
5563 (build_unary_op): Handle increment and decrement of
5564 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5565 decrement earlier. Fold operand of increment and decrement.
5566 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5567 built for integer operand. Wrap returns that are INTEGER_CSTs
5568 without being integer constant expressions or that have integer
5569 constant operands without being INTEGER_CSTs.
5570 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5571 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5572 result is an integer constant expression or can be used in
5573 unevaluated parts of one and avoid folding and wrap as
5574 appropriate. Fold operands before possibly doing -Wsign-compare
5576 (build_compound_expr): Wrap result for C99 if operands can be used
5577 in integer constant expressions.
5578 (build_c_cast): Update call to digest_init. Do not ignore
5579 overflow from casting floating-point constants to integers. Wrap
5580 results that could be confused with integer constant expressions,
5581 null pointer constants or floating-point constants.
5582 (c_cast_expr): Update call to groktypename. Handle expressions
5583 included in type name.
5584 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5585 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5586 Update calls to convert_for_assignment.
5587 (convert_for_assignment): Take new parameter
5588 null_pointer_constant. Do not strip nops or call
5589 decl_constant_value_for_broken_optimization. Set
5590 in_late_binary_op for conversions to boolean.
5591 (store_init_value): Update call to digest_init.
5592 (digest_init): Take new parameter null_pointer_constant. Do not
5593 call decl_constant_value_for_broken_optimization. pedwarn for
5594 initializers not constant expressions. Update calls to
5595 convert_for_assignment.
5596 (constructor_nonconst): New.
5597 (struct constructor_stack): Add nonconst element.
5598 (really_start_incremental_init, push_init_level, pop_init_level):
5599 Handle constructor_nonconst and nonconst element.
5600 (set_init_index): Call constant_expression_warning for array
5602 (output_init_element): Fold value. Set constructor_nonconst as
5603 applicable. pedwarn for initializers not constant expressions.
5604 Update call to digest_init. Call constant_expression_warning
5605 where constant initializers are required.
5606 (process_init_element): Use c_save_expr.
5607 (c_finish_goto_ptr): Fold expression.
5608 (c_finish_return): Fold return value. Update call to
5609 convert_for_assignment.
5610 (c_start_case): Fold switch expression.
5611 (c_process_expr_stmt): Fold expression.
5612 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5613 ensure statement expression is not evaluated in constant expression.
5614 (build_binary_op): Track whether results are integer constant
5615 expressions or may occur in such, disable folding and wrap results
5616 as applicable. Fold operands for -Wsign-compare warnings unless
5618 (c_objc_common_truthvalue_conversion): Handle results folded to
5619 integer constants that are not integer constant expressions.
5620 * doc/extend.texi: Document when typeof operands are evaluated,
5621 that condition of __builtin_choose_expr is an integer constant
5622 expression, and more about use of __builtin_constant_p in
5625 2009-03-29 Richard Guenther <rguenther@suse.de>
5627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5628 propagate addresses of array references.
5630 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5632 * regmove.c (perhaps_ends_bb_p): Remove.
5633 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5634 from INSN and check that the main loop stays within that basic block.
5635 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5636 (regmove_forward_pass): Split out from regmove_optimize. Use
5637 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5638 (regmove_backward_pass): Split out from regmove_optimize. Use
5639 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5640 (regmove_optimize): Simplify.
5642 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5645 * config/i386/i386.c (classify_argument): Ignore flexible array
5646 member in struct and warn ABI change.
5648 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5650 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5652 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5653 (ix86_adjust_cost): Updated.
5655 2009-03-29 Jan Hubicka <jh@suse.cz>
5658 * tree-pass.h (pass_cleanup_eh): New function.
5659 (remove_unreachable_regions): Break code handling RTL
5660 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5661 that can not be reached by runtime.
5662 (can_be_reached_by_runtime): New function.
5663 (label_to_region_map): New function.
5664 (num_eh_regions): New function.
5665 (rtl_remove_unreachable_regions): New function.
5666 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5667 (remove_eh_region): New function.
5668 * except.h: Include sbitmap and vecprim.
5669 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5670 num_eh_regions): Declare.
5671 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5672 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5673 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5674 (tree_empty_eh_handler_p): New function.
5675 (cleanup_empty_eh): New function.
5676 (cleanup_eh): New function.
5677 (pass_cleanup_eh): New function.
5679 2009-03-29 Jan Hubicka <jh@suse.cz>
5681 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5682 for removed regions.
5684 2009-03-29 Jan Hubicka <jh@suse.cz>
5686 * except.c (dump_eh_tree): Dump all datastructures.
5688 2009-03-29 Jan Hubicka <jh@suse.cz>
5690 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5691 (duplicate_eh_regions_1): Likewise.
5692 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5693 vector; call EH verification.
5694 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5695 Be ready for region being removed.
5697 2009-03-29 Jan Hubicka <jh@suse.cz>
5699 * bitmap.c (bitmap_last_set_bit): New function.
5700 * bitmap.h (bitmap_last_set_bit): Declare.
5702 2009-03-29 David Ayers <ayers@fsfe.org>
5705 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5706 by calling objc_compare_types and surpress warnings about
5707 incompatible C pointers that are compatible ObjC pointers.
5709 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5711 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5712 call initialize_inline_failed.
5713 (initialize_inline_failed): Move it from here ...
5714 * cgraph.c (initialize_inline_failed): ... to here.
5715 (cgraph_create_edge): Call initialize_inline_failed rather than
5716 setting inline_failed directly.
5718 2009-03-29 Ben Elliston <bje@au.ibm.com>
5721 * sysv4.opt (msdata): Improve comment.
5722 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5723 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5725 2009-03-29 Ben Elliston <bje@au.ibm.com>
5728 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5729 load and store attributes.
5731 2009-03-29 Ben Elliston <bje@au.ibm.com>
5733 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5734 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5735 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5736 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5737 __builtin_infq and __builtin_huge_valq.
5739 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5741 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5743 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5744 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5746 2009-03-28 Xinliang David Li <davidxl@google.com>
5748 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5749 (do_dbg_cnt): New function.
5751 2009-03-28 Jan Hubicka <jh@suse.cz>
5753 Merge from pretty-ipa:
5755 2009-03-27 Jan Hubicka <jh@suse.cz>
5757 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5758 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5759 * passes.c (function_called_by_processed_nodes_p): New.
5760 * ipa-pure-const.c (check_call): Fix handling of operands.
5761 (analyze_function): Dump debug output for skipped bodies.
5762 (local_pure_const): Use function_called_by_processed_nodes_p.
5763 * dwarf2out.c (reference_to_unused): Use output.
5764 * passes.c (do_per_function_toporder): Likewise.
5766 2008-11-12 Jan Hubicka <jh@suse.cz>
5768 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5769 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5770 state_set_in_source enum
5771 (check_decl): Ignore memory tags; do not set fake looping flags;
5773 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5774 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5775 (check_call, analyze_function): Rewrite.
5777 (add_new_function): Update call of analyze_function.
5778 (generate_summary): Add call of analyze_function.
5779 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5780 (local_pure_const): New function.
5781 (pass_local_pure_const): New pass.
5782 * ipa-inline.c (inline_transform): Set after_inlining.
5783 * tree-eh.c (stmt_can_throw_external): New.
5784 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5785 work with aliasing built.
5786 * tree-flow.h (stmt_can_throw_external): New.
5787 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5788 and local pure/const pass in early and late optimization queue.
5790 2009-03-28 Martin Jambor <mjambor@suse.cz>
5792 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5794 (fold_binary): Allow function decl aligment consideration is the
5795 second argument is integer constant one.
5796 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5797 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5798 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5800 2009-03-28 Jan Hubicka <jh@suse.cz>
5802 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5803 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5804 * function.h (rtl_data): Add nothrow flag.
5805 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5806 set DECL_NOTHROW for AVAILABLE functions.
5808 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5810 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5811 following vector keyword has expansion starting with pixel or bool
5812 keyword, expand vector to __vector and pixel or bool to __pixel or
5816 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5817 warn_if_disallowed_function_p): Removed.
5818 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5819 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5820 warning_if_disallowed_function_p.
5821 * flags.h (warn_if_disallowed_function_p,
5822 warn_disallowed_functions): Removed.
5823 * common.opt (Wdisallowed-function-list=): Removed.
5824 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5826 2009-03-28 Richard Guenther <rguenther@suse.de>
5828 PR tree-optimization/38723
5829 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5832 2009-03-28 Jan Hubicka <jh@suse.cz>
5834 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5835 test introduced by my previous patch.
5837 2009-03-28 Richard Guenther <rguenther@suse.de>
5839 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5840 the PHIs value undefined.
5842 2009-03-28 Jan Hubicka <jh@suse.cz>
5844 * tree-pass.h (pass_fixup_cfg): New pass.
5845 * ipa-inline.c (inline_transform): Set
5846 always_inline_functions_inlined/after_inlining.
5847 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5848 (pass_fixup_cfg): New pass.
5849 * passes.c (init_optimization_passes): Add fixup_cfg.
5851 2009-03-28 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/38458
5854 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5855 argument use the arguments copy-of value.
5857 2009-03-28 Richard Guenther <rguenther@suse.de>
5859 PR tree-optimization/38180
5860 * tree-ssa-ccp.c (get_default_value): Simplify.
5861 (likely_value): Likewise.
5862 (surely_varying_stmt_p): Properly handle VOP case.
5863 (ccp_initialize): Likewise.
5864 (ccp_fold): Handle propagating through *&.
5865 (fold_const_aggregate_ref): Also handle decls.
5867 2009-03-28 Jan Hubicka <jh@suse.cz>
5869 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5870 * cgraph.h (cgraph_node): Likewise.
5871 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5872 (cgraph_reset_node): Use process flag.
5873 (cgraph_mark_functions_to_output): Likewise.
5874 (cgraph_expand_function): Likewise.
5875 (cgraph_expand_all_functions): Likewise.
5876 (cgraph_output_in_order): Likewise.
5877 * dwarf2out.c (reference_to_unused): Likewise.
5878 * passes.c do_per_function_toporder): Likewise.
5880 2009-03-28 Jan Hubicka <jh@suse.cz>
5882 Bring from lto-branch:
5884 2008-09-03 Doug Kwan <dougkwan@google.com>
5886 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5887 enums instead of reason strings.
5888 * cgraph.c (cgraph_create_edge): Same.
5889 (cgraph_inline_failed_string): New function.
5890 * cgraph.h (cgraph_inline_failed_t): New enum type.
5891 (cgraph_inline_failed_string): New prototype.
5892 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5893 char pointer to cgraph_inline_failed_t.
5894 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5895 (cgraph_default_inline_p): Ditto.
5896 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5897 to cgraph_inline_failed_t pointer.
5898 * cif-code.def: New file.
5899 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5901 (cgraph_check_inline_limits): Change type of REASON to pointer to
5902 cgraph_inline_failed_t. Replace reason strings with enums.
5903 (cgraph_default_inline_p): Ditto.
5904 (cgraph_recursive_inlining_p): Ditto.
5905 (update_caller_keys): Change type of FAILED_REASON to
5906 cgraph_inline_failed_t.
5907 (cgraph_set_inline_failed): Change type of REASON to pointer to
5908 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5909 convert enums to strings for text output.
5910 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5911 to be of type cgraph_inline_failed_t. Replace reason strings with
5912 enums. Call cgraph_inline_failed_string to covert enums
5913 to strings for text output.
5914 (cgraph_decide_inlining): Replace reason strings with enums.
5915 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5916 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5918 * tree-inline.c (expand_call_inline): Change type of REASON
5919 to cgraph_inline_failed_t. Replace reason strings with enums.
5920 Call cgraph_inline_failed_string for text output.
5921 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5924 2009-03-28 Jan Hubicka <jh@suse.cz>
5926 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5927 cgraph_clone_node): Remove master clone handling.
5928 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5929 * cgraph.h (master_clone): Remove.
5930 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5931 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5932 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5934 2009-03-28 Jan Hubicka <jh@suse.cz>
5936 * cgraph.c (cgraph_function_body_availability): Functions declared
5937 inline are always safe to assume that it is not going to be replaced.
5939 2009-03-28 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/38513
5942 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5943 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5944 EXC_PTR_EXPR and FILTER_EXPR.
5945 (get_ref_from_reference_ops): Likewise.
5947 2009-03-28 Richard Guenther <rguenther@suse.de>
5949 PR tree-optimization/38968
5950 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5951 Use FLOOR_MOD_EXPR to compute misalignment.
5953 2009-03-28 Richard Guenther <rguenther@suse.de>
5955 PR tree-optimization/37795
5956 * tree.h (combine_comparisons): Declare.
5957 * fold-const.c (combine_comparisons): Export.
5958 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5960 (ifcombine_iforif): Use combine_comparisons.
5962 2009-03-28 Jan Hubicka <jh@suse.cz>
5964 * tree-eh.c (inlinable_call_p): New function.
5965 (make_eh_edges): Use it.
5966 (verify_eh_edges): Use it.
5967 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5968 * except.c (reachable_next_level): Add inlinable_function argument
5969 (sjlj_find_directly_reachable_regions): Update.
5970 (add_reachable_handler): Do not set saw_any_handlers.
5971 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5972 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5973 Add new inlinable call parameter.
5974 (can_throw_internal, can_throw_external): Update.
5975 * except.h (can_throw_internal_1, can_throw_external_1,
5976 foreach_reachable_handler): Update declaration.
5978 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5980 * config/arm/t-arm-coff, config/h8300/coff.h,
5981 config/i386/i386-aout.h, config/i386/i386-coff.h,
5982 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5983 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5984 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5985 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5986 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5987 sys-types.h: Remove.
5988 * Makefile.in: Remove protoize and fixproto support and references
5990 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5991 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5993 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5994 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5995 unprotoize$(exeext).
5996 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5997 (.PHONY): Don't depend on proto.
5998 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5999 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6000 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6001 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6002 build/gen-protos.o, build/scan.o, xsys-protos.h,
6003 build/fix-header$(build_exeext), build/fix-header.o,
6004 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6005 stmp-install-fixproto): Remove.
6006 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6007 SYSCALLS.c or fixproto files.
6008 (install-common): Don't install protoize.
6009 (install-headers-tar, install-headers-cpio, install-headers-cp):
6010 Don't depend on $(STMP_FIXPROTO).
6011 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6012 install fixproto files or write out fixproto settings.
6013 (uninstall): Don't uninstall protoize.
6014 * config.gcc (use_fixproto): Remove.
6015 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6016 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6017 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6018 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6019 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6020 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6021 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6022 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6023 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6024 * config/t-vxworks (STMP_FIXPROTO): Remove.
6025 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6026 STMP_FIXPROTO): Remove.
6027 * config.in, configure: Regenerate.
6028 * crtstuff.c (gid_t, uid_t): Don't undefine.
6029 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6030 (arm-*-coff, arm-*-aout: Remove target entries.
6031 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6032 Remove mention of AIX 4.1.
6033 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6034 * doc/invoke.texi (Running Protoize): Remove.
6035 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6036 (Protoize Caveats): Remove.
6037 * tsystem.h: Update comments on headers assumed to exist.
6039 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6041 * genautomata.c: Add a new year to the copyright. Add a new
6043 (struct insn_reserv_decl): Add comments for member bypass_list.
6044 (find_bypass): Remove.
6045 (insert_bypass): New.
6046 (process_decls): Use insert_bypass.
6047 (output_internal_insn_latency_func): Output all bypasses with the
6048 same input insn in one switch case.
6050 * rtl.def (define_bypass): Describe bypass choice.
6051 * doc/md.texi (define_bypass): Ditto.
6053 2009-03-27 Richard Guenther <rguenther@suse.de>
6055 * gimplify.c (mark_addressable): Export.
6056 * tree-flow.h (mark_addressable): Declare.
6057 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6058 * tree-ssa.c (verify_phi_args): Verify that address taken
6059 variables have TREE_ADDRESSABLE set.
6061 2009-03-27 Richard Guenther <rguenther@suse.de>
6063 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6064 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6065 Do not mark decls TREE_ADDRESSABLE.
6066 (build_fold_addr_expr): Adjust.
6067 (fold_addr_expr): Remove.
6068 (fold_unary): Use build_fold_addr_expr.
6069 (fold_comparison): Likewise.
6070 (split_address_to_core_and_offset): Likewise.
6071 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6073 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6074 (gimplify_modify_expr_to_memcpy): Mark source and destination
6076 * omp-low.c (create_omp_child_function): Mark the object decl
6078 (lower_rec_input_clauses): Mark the var we take the address of
6080 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6082 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6085 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6086 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6088 2009-03-27 Richard Guenther <rguenther@suse.de>
6090 PR tree-optimization/39120
6091 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6093 (handle_lhs_call): Process return constraints. Add escape
6094 constraints if necessary.
6095 (handle_const_call): Fill out return constraints. Make nested
6096 case more precise. Avoid consttmp if possible.
6097 (handle_pure_call): Fill out return constraints. Avoid
6098 callused if possible.
6099 (find_func_aliases): Simplify call handling.
6101 2009-03-27 Richard Guenther <rguenther@suse.de>
6103 PR tree-optimization/39120
6104 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6105 as a representative.
6106 (solve_graph): Do propagate CALLUSED.
6107 (handle_pure_call): Use a scalar constraint from CALLUSED for
6109 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6112 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6115 * c-common.c (handle_aligned_attribute): Properly check alignment
6116 overflow. Use (1U << i) instead of (1 << i).
6118 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6120 * expr.h (get_mem_align_offset): Updated.
6122 * tree.h (tree_decl_common): Change align to "unsigned int" and
6123 move it before pointer_alias_set.
6125 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6126 Jakub Jelinek <jakub@redhat.com>
6129 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6130 gr_register_operand with gr_reg_or_0_operand.
6131 (cmpxchg_rel_di): Likewise.
6132 (sync_lock_test_and_set<mode>): Likewise.
6134 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6136 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6137 (true_regnum): Likewise.
6139 * rtlanal.c (subreg_info): Moved to ...
6140 * rtl.h (subreg_info): Here. New.
6141 (subreg_get_info): New.
6143 * rtlanal.c (subreg_get_info): Make it extern.
6145 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6148 * config/i386/i386.c (ix86_abi): New.
6149 (override_options): Handle -mabi=.
6150 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6151 (ix86_call_abi_override): Likewise.
6152 (init_cumulative_args): Likewise.
6153 (function_arg_advance): Likewise.
6154 (function_arg_64): Likewise.
6155 (function_arg): Likewise.
6156 (ix86_pass_by_reference): Likewise.
6157 (ix86_function_value_regno_p): Likewise.
6158 (ix86_build_builtin_va_list_abi): Likewise.
6159 (setup_incoming_varargs_64): Likewise.
6160 (is_va_list_char_pointer): Likewise.
6161 (ix86_init_machine_status): Likewise.
6162 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6163 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6164 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6165 (ix86_function_abi): Make it static and return enum calling_abi.
6166 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6168 (ix86_fn_abi_va_list): Updated.
6170 * config/i386/i386.h (ix86_abi): New.
6171 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6172 (CONDITIONAL_REGISTER_USAGE): Likewise.
6173 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6174 (machine_function): Likewise.
6176 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6178 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6179 (STACK_BOUNDARY): Likewise.
6180 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6182 * config/i386/i386.opt (mabi=): New.
6184 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6185 return enum calling_abi.
6186 (ix86_function_type_abi): Likewise.
6187 (ix86_function_abi): Removed.
6189 * doc/invoke.texi: Document -mabi= option for x86.
6191 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6193 * builtins.c (real_dconstp): Delete.
6194 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6196 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6197 Jakub Jelinek <jakub@redhat.com>
6200 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6201 (gen_subprogram_die): When a function is explicit, generate the
6202 DW_AT_explicit attribute.
6203 * langhooks.h (struct lang_hooks_for_decls): Add
6204 function_decl_explicit_p langhook.
6205 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6206 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6208 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6210 * builtins.c (fold_builtin_memory_op): Optimize memmove
6211 into memcpy if we can prove source and destination don't overlap.
6213 * tree-inline.c: Include gt-tree-inline.h.
6214 (clone_fn_id_num): New variable.
6215 (clone_function_name): New function.
6216 (tree_function_versioning): Use it.
6217 * Makefile.in (GTFILES): Add tree-inline.c.
6219 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6221 * BASE-VER: Change to 4.5.0.
6223 2009-03-27 Xinliang David Li <davidxl@google.com>
6225 PR tree-optimization/39557
6226 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6228 2009-03-27 Xinliang David Li <davidxl@google.com>
6230 PR tree-optimization/39548
6231 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6234 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6236 * c-common.c (pointer_int_sum): Use %wd on return from
6239 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6241 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6242 on return from tree_low_cst.
6244 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6247 * ginclude/stdarg.h (va_copy): Define also for
6248 __GXX_EXPERIMENTAL_CXX0X__.
6250 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6253 * builtins.h (c_strlen): Do not warn here.
6254 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6255 * c-common.c (pointer_int_sum): Take an explicit location.
6256 Warn about offsets out of bounds.
6257 * c-common.h (pointer_int_sum): Adjust declaration.
6259 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6261 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6264 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6267 * opts.c (warn_if_disallowed_function_p): Don't assume
6268 get_callee_fndecl must return non-NULL.
6270 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6272 PR rtl-optimization/39522
6273 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6274 when reg_reloaded_valid is set.
6276 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6278 * config/spu/divv2df3.c: New file.
6279 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6280 (DPBIT_FUNCS): Filter out _div_df.
6282 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6284 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6285 a jump insn, count that jump in the distance to the loop start.
6287 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6290 * config/sh/sh.c (calc_live_regs): Fix condition for global
6291 registers except PIC_OFFSET_TABLE_REGNUM.
6293 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6296 * doc/invoke.texi (-mconsole): New.
6300 (-mnop-fun-dllimport): New.
6304 (sub section "i386 and x86-64 Windows Options"): New.
6306 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6308 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6309 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6311 2009-03-25 Richard Guenther <rguenther@suse.de>
6314 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6317 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6319 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6320 neither of haifa/selective schedulers are working.
6322 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6324 * doc/invoke.texi (Debugging Options): Fix description of
6325 -fno-merge-debug-strings.
6327 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6329 * config/cris/libgcc.ver: New version-script.
6330 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6332 * configure.ac <GAS features, nop mnemonic>: Add pattern
6333 crisv32-*-* for "nop".
6334 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6335 * configure: Regenerate.
6337 2009-03-24 Ira Rosen <irar@il.ibm.com>
6339 PR tree-optimization/39529
6340 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6341 mark_sym_for_renaming for the tag copied to the new vector
6344 2009-03-24 Arthur Loiret <aloiret@debian.org>
6346 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6347 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6348 EXTRA_SPEC_FUNCTIONS.
6349 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6350 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6351 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6352 -march and -mtune options.
6354 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6356 * config/m68k/t-rtems: Add m5329 multilib.
6358 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6359 Jakub Jelinek <jakub@redhat.com>
6362 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6365 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6368 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6369 instead of c_parser_expression_conv, if original_code isn't one of the
6370 4 allowed comparison codes, fail.
6372 2009-03-23 Richard Guenther <rguenther@suse.de>
6374 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6375 * tree.h (struct tree_type): Likewise.
6376 * reload.h (struct insn_chain): Likewise.
6377 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6378 * function.h (struct function): Likewise.
6379 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6381 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6383 PR tree-optimization/39516
6384 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6386 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6388 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6389 should be set true if BITS_PER_WORD of target is bigger than 32
6391 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6393 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6394 Translate -B-options to -rpath-link. Correct existing
6395 rpath-link and conditionalize on !nostdlib.
6397 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6399 * doc/extend.texi (Function Attributes, Variable Attributes):
6401 * doc/invoke.texi (Debugging Options, Optimize Options)
6402 (i386 and x86-64 Options, MCore Options): Likewise.
6404 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6407 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6408 it for block local namespace aliases.
6409 (gen_decl_die): Pass context_die to gen_namespace_die.
6411 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6414 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6415 minimum or maximum value.
6417 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6419 * reginfo.c (globalize_reg): Recompute derived reg sets.
6421 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6424 * libgcc2.c (mprotect): Do not use signed arguments for
6425 VirtualProtect, use DWORD arguments. Also fix the 'may
6426 be used uninitialized' warning for the np variable.
6428 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6431 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6432 functions using regparm calling conventions when not optimizing.
6433 (ix86_function_sseregparm): Similarly for sseregparm calling
6436 2009-03-19 Li Feng <nemokingdom@gmail.com>
6439 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6440 dependence if the first conflict is after niter iterations.
6442 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6445 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6446 functions with dynamic stack-pointer adjustments.
6448 2009-03-19 Ben Elliston <bje@au.ibm.com>
6450 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6451 option; change to -msdata=data.
6453 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6455 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6458 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6461 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6463 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6465 * doc/invoke.texi (Code Gen Options): Expand discussion of
6468 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6470 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6471 * matrix-reorg.c (struct matrix_info): Likewise.
6472 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6473 * rtl.h (struct mem_attrs): Likewise.
6474 * df.h (struct df): Likewise.
6475 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6476 * ira-int.h (struct ira_allocno): Likewise.
6477 * df-scan.c (struct df_collection_rec): Likewise.
6478 * ira.c (struct equivalence): Likewise.
6479 * function.c (struct temp_slot): Likewise.
6480 * cfgloop.h (struct loop): Likewise.
6483 * function.c (use_register_for_decl): When not optimizing, disregard
6484 register keyword for variables with types containing methods.
6486 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6489 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6490 (is_simple_operand): Call contains_component_ref_p before calling data
6491 reference analysis that would fail on COMPONENT_REFs.
6493 * tree-vrp.c (search_for_addr_array): Fix formatting.
6495 2009-03-18 Richard Guenther <rguenther@suse.de>
6497 * tree-vect-transform.c (vect_loop_versioning): Fold the
6498 generated comparisons.
6499 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6500 (slpeel_tree_peel_loop_to_edge): Likewise.
6502 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6505 * opts.c (print_specific_help): In addition to `undocumented',
6506 accept `separate' and `joined' flags if passed alone. Describe
6507 output by the first matched one of those.
6508 (common_handle_option): Skip over empty strings.
6509 * gcc.c (display_help): Fix help string for `--help='.
6510 * doc/invoke.texi (Option Summary, Overall Options): With
6511 `--help=', classes and qualifiers can both be repeated, but
6512 only the latter can be negated. One should not pass only
6513 negated qualifiers. Fix markup and examples.
6516 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6518 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6519 and -fhelp=separate.
6521 2009-03-17 Jing Yu <jingyu@google.com>
6524 * function.h (struct rtl_data): Move is_thunk from here...
6525 (struct function): ...to here.
6526 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6527 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6529 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6531 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6532 (alpha_output_function_end_prologue): Likewise.
6533 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6534 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6535 (rs6000_output_function_epilogue): Likewise.
6536 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6538 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6541 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6542 from different units in a single alternative.
6543 (*truncdfsf_i387): Ditto.
6544 (*truncxfsf2_mixed): Ditto.
6545 (*truncxfdf2_mixed): Ditto.
6547 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6549 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6550 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6553 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6554 unused non-artificial variables when not optimizing.
6557 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6558 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6559 NAMESPACE_DECL in its DECL_INITIAL.
6562 * optabs.c (set_user_assembler_libfunc): New function.
6563 * expr.h (set_user_assembler_libfunc): New prototype.
6564 * c-common.c: Include libfuncs.h.
6565 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6566 for memcmp, memset, memcpy, memmove and abort.
6567 * Makefile.in (c-common.o): Depend on libfuncs.h.
6570 * dwarf2out.c (gen_inlined_enumeration_type_die,
6571 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6572 gen_tagged_type_instantiation_die): Removed.
6573 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6576 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6579 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6581 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6582 (check-parallel-%): Ditto.
6583 (check-consistency): Ditto.
6585 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6587 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6588 local variable rhs by NULL_TREE.
6590 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6593 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6595 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6598 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6600 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6603 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6604 for ms->sysv ABI calls only in 64bit mode.
6606 * config/i386/i386.md (untyped_call): Support 32bit.
6608 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6610 * doc/extend.texi: Replace x86_65 with x86_64.
6612 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6614 PR tree-optimization/39455
6615 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6616 mismatches for POINTER_TYPE_P (type).
6617 (number_of_iterations_le): Likewise.
6619 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6621 * config/picochip/picochip.c: Removed profiling support.
6622 * config/picochip/picochip.md: Removed profiling instruction.
6623 * config/picochip/picochip.h: Removed profiling builtin.
6625 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6627 * doc/install.texi (--with-host-libstdcxx): Document.
6629 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6632 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6633 generate a warning if the function name does not begin with
6634 "__vector" and the function has either the 'signal' or 'interrupt'
6635 attribute, from here to ...
6636 (avr_declare_function_name): ...here. New function.
6637 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6638 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6640 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6643 * cse.c (fold_rtx): Don't modify original const_arg1 when
6644 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6645 separate variable instead.
6646 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6647 from out of range shift counts.
6648 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6650 2009-03-13 Catherine Moore <clm@codesourcery.com>
6652 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6653 diagnostic.h with $(DIAGNOSTIC_H).
6655 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6658 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6660 * config/i386/sync.md (sync_compare_and_swap<mode>,
6661 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6662 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6664 (sync_double_compare_and_swapdi_pic,
6665 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6666 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6668 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6671 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6673 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6676 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6677 (avx_addsubv4df3): Likewise.
6678 (*avx_addsubv4sf3): Likewise.
6679 (sse3_addsubv4sf3): Likewise.
6681 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6684 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6686 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6689 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6690 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6691 registers for allocnos created from user-defined variables.
6693 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6696 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6697 of non-integer mode as well.
6699 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6701 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6702 for functions for which the parameter types are unknown.
6704 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6707 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6708 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6709 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6710 * config/i386/i386.c (ix86_local_alignment): For
6711 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6712 long long variables on the stack to avoid dynamic realignment.
6713 Allow the first argument to be a decl rather than type.
6714 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6716 2009-03-11 Nick Clifton <nickc@redhat.com>
6719 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6721 Add description to mno-lsim option.
6722 * config/mcore/mcore.h: Remove comment about deprecated m4align
6724 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6725 * doc/invoke.texi: Add description of mno-lsim and
6726 mstack-increment options.
6728 * config/fr30/fr30.opt: Document the -mno-lsim option.
6729 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6730 and -mno-lsim options.
6732 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6734 * fold-const.c (fold_comparison): Only call fold_inf_compare
6735 if the mode supports infinities.
6737 2009-03-11 Jason Merrill <jason@redhat.com>
6740 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6741 end already did. Notice GIMPLE_CALL modifications of the result.
6742 Don't copy debug information from an ignored decl or a decl from
6745 2009-03-10 Richard Guenther <rguenther@suse.de>
6746 Nathan Froyd <froydnj@codesourcery.com>
6749 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6750 (__divMODE3): Likewise.
6752 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6754 PR tree-optimization/39394
6755 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6756 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6758 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6760 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6761 inline asms for register asm ("") declarations.
6763 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6765 * fold-const.c (fold_unary): Fix comment.
6767 2009-03-07 Jan Hubicka <jh@suse.cz>
6770 * tree-inline.c (setup_one_parameter): Do replacement of const
6771 argument by constant in SSA form.
6773 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6776 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6777 determine alignment passed to assign_stack_local.
6778 (assign_parms_unsplit_complex): Likewise.
6779 * except.c (sjlj_build_landing_pads): Likewise.
6781 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6784 * tree-flow.h (add_referenced_var): Return bool instead of void.
6785 * tree-dfa.c (add_referenced_var): Return result of
6786 referenced_var_check_and_insert call.
6787 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6788 of referenced_var_check_and_insert.
6791 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6792 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6793 DIE, don't emit it if abstract origin already has it.
6794 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6795 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6797 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6799 * genpreds.c (needs_variable): Fix parentheses at variable name
6801 (write_tm_constrs_h): Indent generated code.
6803 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6805 * doc/extend.texi (Function Attributes): Add documentation
6808 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6811 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6812 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6814 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6816 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6819 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6822 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6823 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6825 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6827 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6828 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6829 constants instead of magic numbers.
6830 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6832 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6833 (x86_64_ms_abi_int_parameter_registers): Ditto.
6834 (x86_64_int_return_registers): Ditto.
6835 (ix86_maybe_switch_abi): Ditto.
6836 (ix86_expand_call): Ditto for clobbered_registers array.
6837 (ix86_hard_regno_mode_ok): Ditto.
6838 (x86_extended_QIreg_mentioned_p): Ditto.
6840 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6842 PR tree-optimization/39349
6843 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6845 * combine.c (gen_lowpart_for_combine): Use omode when generating
6848 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6850 PR rtl-optimization/39235
6851 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6853 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6855 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6857 2009-03-04 Richard Guenther <rguenther@suse.de>
6859 PR tree-optimization/39362
6860 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6861 that occur in abnormal PHIs should be varying.
6863 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6865 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6867 (simple_iv): Take loop as an argument instead of statement.
6868 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6869 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6871 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6873 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6874 * matrix-reorg.c (analyze_transpose): Ditto.
6875 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6876 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6877 * tree-predcom.c (ref_at_iteration): Ditto.
6878 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6880 2009-03-04 Richard Guenther <rguenther@suse.de>
6882 PR tree-optimization/39358
6883 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6884 escaped_id and callused_id.
6885 (solve_graph): Likewise.
6887 2009-03-04 Richard Guenther <rguenther@suse.de>
6889 PR tree-optimization/39339
6890 * tree-sra.c (try_instantiate_multiple_fields): Make it
6891 no longer ICE on the above.
6893 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6895 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6896 that fits within Pmode.
6898 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6901 * tm.texi (LIBCALL_VALUE): Update description.
6903 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6906 * doc/extend.texi (section): Update description.
6908 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6911 * tree-inline.c (remapped_type): New.
6912 (can_be_nonlocal): Call remapped_type instead of remap_type.
6914 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6917 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6918 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6920 2009-03-03 Richard Guenther <rguenther@suse.de>
6923 * tree.c (tree_nonartificial_location): New function.
6924 * tree.h (tree_nonartificial_location): Declare.
6925 * builtins.c (expand_builtin_memory_chk): Provide location
6926 of the call location for artificial function pieces.
6927 (maybe_emit_chk_warning): Likewise.
6928 (maybe_emit_sprintf_chk_warning): Likewise.
6929 (maybe_emit_free_warning): Likewise.
6930 * expr.c (expand_expr_real_1): Likewise.
6932 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6934 PR tree-optimization/39343
6935 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6936 COMPONENT_REF t has ARRAY_TYPE.
6938 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6941 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6942 when the type precision of the induction variable should be
6943 larger than the type precision of nit.
6944 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6945 * graphite.c (graphite_loop_normal_form): Same.
6946 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6948 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6950 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6951 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6952 numbers to describe clobbered registers.
6953 (*call_value_0_rex64_ms_sysv): Ditto.
6954 * config/i386/mmx.md (mmx_emms): Ditto.
6957 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6959 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6962 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6964 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6965 (spu_section_type_flags): New function.
6967 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6969 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6970 reg_class_contents of FLOAT_REGS into a temporary.
6972 2009-03-02 Richard Guenther <rguenther@suse.de>
6973 Ira Rosen <irar@il.ibm.com>
6975 PR tree-optimization/39318
6976 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6977 information to the vectorized statement.
6979 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6981 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6982 variable. Use defined names instead of magic constants for REX SSE
6985 2009-03-01 Richard Guenther <rguenther@suse.de>
6987 PR tree-optimization/39331
6988 * omp-low.c (lower_send_shared_vars): Do not receive new
6989 values for the reference of DECL_BY_REFERENCE parms or results.
6991 2009-03-01 Jan Hubicka <jh@suse.cz>
6994 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6995 BLOCK_NONLOCALIZED_VAR): New macros.
6996 (tree_block): Add nonlocalized_vars.
6997 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6998 gen_decl_die): Add origin argument. Allow generation of die with
6999 origin at hand only.
7000 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7001 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7003 (gen_block_die): Fix checking for unused blocks.
7004 (process_scope_var): Break out from .... ; work with origins only.
7005 (decls_for_scope) ... here; process nonlocalized list.
7006 (dwarf2out_ignore_block): Look for nonlocalized vars.
7007 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7009 (dump_scope_block): Dump them.
7010 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7011 (remap_block): Likewise.
7012 (can_be_nonlocal): New predicate.
7013 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7015 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7017 * configure: Regenerate.
7019 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7021 * optc-gen.awk: No need to duplicate option flags twice.
7022 Reuse help texts for duplicate options which do not have any.
7024 * gcc.c (display_help): Document --version.
7026 * gcc.c (main): If print_help_list and verbose_flag, ensure
7027 driver output comes before subprocess output.
7029 * optc-gen.awk: Assign all remaining fields to help string,
7030 space-separated, for multi-line help in *.opt.
7032 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7033 -Wno-pedantic-ms-format is for MinGW targets only.
7035 * doc/options.texi (Option file format): Fix bad indentation,
7036 restoring dropped sentence.
7038 2009-02-28 Jan Hubicka <jh@suse.cz>
7040 * tree-inline.c (tree_function_versioning): Output debug info.
7042 2009-02-28 Jan Hubicka <jh@suse.cz>
7045 * tree-inline.c (setup_one_parameter): Do not copy propagate
7046 arguments when not optimizing.
7048 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7051 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7052 (avx_addsubv4df3): Likewise.
7053 (*avx_addsubv4sf3): Likewise.
7054 (sse3_addsubv4sf3): Likewise.
7055 (*avx_addsubv2df3): Likewise.
7056 (sse3_addsubv2df3): Likewise.
7057 (avx_unpckhps256): Correct item selectors.
7058 (avx_unpcklps256): Likewise.
7059 (avx_unpckhpd256): Likewise.
7060 (avx_unpcklpd256): Likewise.
7062 2009-02-28 Jan Hubicka <jh@suse.cz>
7064 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7066 (copy_arguments_for_versioning): If var is declared don't declare it.
7067 (tree_function_versioning): First setup substitutions and then copy
7070 2009-02-27 Jan Hubicka <jh@suse.cz>
7073 * cgraph.h (varpool_output_debug_info): Remove.
7074 * cgraphunit.c (varpool_output_debug_info): Remove.
7075 * dwarf2out.c (deferred_locations_struct): New struct
7076 (deferred_locations): New type.
7077 (deferred_locations_list): New static var.
7078 (deffer_location): New function.
7079 (gen_variable_die): Use it.
7080 (decls_for_scope): Output info on local static vars.
7081 (dwarf2out_finish): Process deferred locations.
7082 * varpool.c (varpool_output_debug_info): Remove.
7084 2009-02-27 Jan Hubicka <jh@suse.cz>
7087 * tree.h (TREE_PROTECTED): Fix comment.
7088 (BLOCK_HANDLER_BLOCK): Remove.
7089 (struct tree_block): Remove handler_block add body_block.
7090 (inlined_function_outer_scope_p): New.
7091 (is_body_block): Remove.
7092 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7093 * dwarf2out.c (is_inlined_entry_point): Remove.
7094 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7095 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7097 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7098 * gimplify.c (gimplify_expr): Gimplify body blocks.
7099 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7100 block with multiple subblocks.
7101 (dump_scope_block): Prettier output; dump more flags and info.
7102 (dump_scope_blocks): New.
7103 (remove_unused_locals): Use dump_scope_blocks.
7104 * tree-flow.h (dump_scope_blocks): Declare.
7105 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7106 * stmt.c (is_body_block): Remove.
7107 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7108 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7110 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7113 * graphite.c (graphite_loop_normal_form): Do not call
7114 number_of_iterations_exit from a gcc_assert.
7116 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7118 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
7119 jumps if COND is NULL.
7120 (find_cond_jump): New function.
7121 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7122 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
7124 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7126 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7127 force_const_mem returns NULL_RTX.
7129 2009-02-26 Jan Hubicka <jh@suse.cz>
7132 * cgraph.h (varpool_output_debug_info): Remove.
7133 * cgraphunit.c (varpool_output_debug_info): Remove.
7134 * dwarf2out.c (deferred_locations_struct): New struct
7135 (deferred_locations): New type.
7136 (deferred_locations_list): New static var.
7137 (deffer_location): New function.
7138 (gen_variable_die): Use it.
7139 (decls_for_scope): Output info on local static vars.
7140 (dwarf2out_finish): Process deferred locations.
7141 * varpool.c (varpool_output_debug_info): Remove.
7143 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7145 PR rtl-optimization/39241
7146 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7147 to subreg_offset_representable_p.
7149 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7151 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7152 execute function prototype. Get f and nregs from max_reg_num
7153 and get_insns. Remove the first backward pass as it's dead,
7154 guard the forward pass by flag_expensive_optimizations.
7155 (rest_of_handle_regmove): Delete.
7156 (pass_regmove): Replace it with regmove_optimize.
7158 2009-02-25 Martin Jambor <mjambor@suse.cz>
7160 PR tree-optimization/39259
7161 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7162 calls_alloca function flags.
7163 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7166 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7168 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7169 flags_set_1_rtx, flags_set_1_set): Delete.
7170 (regmove_optimize): Do not call mark_flags_life_zones.
7172 2009-02-24 Julian Brown <julian@codesourcery.com>
7175 * config/arm/arm.c (require_pic_register): Only set
7176 cfun->machine->pic_reg once per function.
7178 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7180 * doc/invoke.texi (Link Options): Document an easier way to pass
7181 options that take arguments to the GNU linker using -Xlinker and -Wl.
7183 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7186 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7188 2009-02-24 Richard Guenther <rguenther@suse.de>
7191 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7193 2009-02-24 Richard Guenther <rguenther@suse.de>
7194 Zdenek Dvorak <ook@ucw.cz>
7196 PR tree-optimization/39233
7197 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7198 from converting them to a generic type.
7200 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7202 PR tree-optimization/39260
7203 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7204 contains a condition with a real type.
7205 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7207 2009-02-23 Jason Merrill <jason@redhat.com>
7210 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7211 narrowing_initializer_constant_valid_p.
7212 (narrowing_initializer_constant_valid_p): Don't return
7213 null_pointer_node for adding a pointer to itself.
7215 2009-02-23 Jan Hubicka <jh@suse.cz>
7218 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7221 2009-02-23 Jan Hubicka <jh@suse.cz>
7223 PR tree-optimization/37709
7224 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7225 * tree.h (block_ultimate_origin): Declare.
7226 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7227 * tree-ssa-live.c (remove_unused_scope_block_p):
7228 Eliminate blocks containig no instructions nor live variables nor
7230 (dump_scope_block): New function.
7231 (remove_unused_locals): Enable removal of dead blocks by default;
7232 enable dumping at TDF_DETAILS.
7234 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7236 * config/i386/i386.c (classify_argument): Don't allow COImode
7238 (function_arg_advance_32): Don't allow OImode.
7239 (function_arg_32): Likewise.
7240 (function_value_32): Likewise.
7241 (return_in_memory_32): Likewise.
7242 (function_arg_64): Remove OImode comment.
7244 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7247 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7248 ix86_expand_vector_set for V4DImode in 64bit mode only.
7249 (ix86_expand_vector_init_one_var): Likewise.
7251 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7253 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7255 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7258 * loop-iv.c: Revert last change.
7259 * emit-rtl.c: Likewise.
7261 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7264 * config/i386/i386.c (type_natural_mode): Remove an extra
7265 space in the warning message.
7266 (function_value_32): Handle 32-byte vector modes.
7267 (return_in_memory_32): Likewise.
7269 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7271 * loop-iv.c (truncate_value): New function.
7272 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7274 (lowpart_subreg): Move to...
7275 * emit-rtl.c: ...here.
7277 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7279 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7280 accidental and undocumented change at revision 140860.
7282 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7284 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7285 take gimple_seq * arguments.
7286 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7287 types_compatible_p langhook.
7289 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7290 Joseph Myers <joseph@codesourcery.com>
7292 * config/arm/arm.c (arm_builtin_va_list): New function.
7293 (arm_expand_builtin_va_start): Likewise.
7294 (arm_gimplify_va_arg_expr): Likewise.
7295 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7296 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7297 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7298 (va_list_type): New variable.
7299 (arm_mangle_type): Mangle va_list_type appropriately.
7301 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7304 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7305 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7306 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7307 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7308 parameter to 1000 for -O1 by default.
7309 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7311 * loop-invariant.c: Include params.h.
7312 (move_loop_invariants): Don't call move_single_loop_invariants on
7315 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7317 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7318 offset when calculating bounds for indexing stack_usage_map. Fixes
7319 a buffer overflow with certain target setups.
7321 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7324 * calls.c (expand_call): Clear try_tail_call if caller and callee
7325 disagree in promotion of function return value.
7327 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7330 * c-common.c (c_determine_visibility): If visibility changed and
7331 DECL_RTL has been already set, call make_decl_rtl to update symbol
7334 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7337 * varasm.c (assemble_variable): Don't check DECL_NAME when
7338 globalizing a variable.
7340 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7343 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7344 expression before any __builtin_trap call.
7345 * c-typeck.c (build_function_call): Convert and check function
7346 arguments before generating a call to a trap. Evaluate the
7347 function arguments before the trap.
7349 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7352 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7353 (UNSPEC_FXAM_MEM): New unspec.
7354 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7355 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7356 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7358 2009-02-19 Richard Guenther <rguenther@suse.de>
7360 PR tree-optimization/39207
7361 PR tree-optimization/39074
7362 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7363 storedanything_tree): New.
7364 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7365 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7366 (build_succ_graph): Add edges from STOREDANYTHING to all
7368 (init_base_vars): Initialize STOREDANYTHING.
7369 (compute_points_to_sets): Free substitution info after
7370 building the succ graph.
7371 (ipa_pta_execute): Likewise.
7373 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7375 (do_ds_constraint): Do not add to special var or non-pointer
7377 (type_could_have_pointers): Split out from ...
7378 (could_have_pointers): ... here. For arrays use the element type.
7379 (create_variable_info_for): Initialize may_have_pointers.
7380 (new_var_info): Likewise.
7381 (handle_lhs_call): Make the HEAP variable unknown-sized.
7382 (intra_create_variable_infos): Use a type with pointers for
7383 PARM_NOALIAS, make it unknown-sized.
7385 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7388 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7390 2009-02-18 Jason Merrill <jason@redhat.com>
7393 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7394 value if DECL_EXTERNAL.
7395 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7396 * target.h (gcc_target::binds_local_p): Clarify "module".
7397 * tree.h (TREE_PUBLIC): Clarify "module".
7399 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7402 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7403 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7405 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7408 * c.opt (Wabi): Support C and ObjC.
7411 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7413 * config/i386/i386.c (classify_argument): Warn once about the ABI
7414 change when passing union with long double.
7416 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7418 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7421 * c-parser.c (c_parser_compound_statement): Always enter and leave
7424 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7427 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7429 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7431 PR tree-optimization/36922
7432 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7433 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7436 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7438 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7441 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7443 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7445 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7447 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7450 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7451 Richard Sandiford <rdsandiford@googlemail.com>
7453 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7454 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7455 (loongson_biadd): ...this.
7457 2009-02-17 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/39202
7460 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7461 a var make sure to follow existing collapses.
7463 2009-02-17 Richard Guenther <rguenther@suse.de>
7466 * langhooks.c (lhd_print_error_function): Check for NULL block.
7468 2009-02-17 Richard Guenther <rguenther@suse.de>
7470 PR tree-optimization/39204
7471 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7474 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7476 * config/soft-fp/double.h: Update from glibc CVS.
7478 2009-02-17 Richard Guenther <rguenther@suse.de>
7480 PR tree-optimization/39207
7481 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7482 strict-aliasing warnings for pointers pointing to NULL.
7484 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7487 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7488 skipping until next close brace.
7490 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7493 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7494 to function argument boundary.
7496 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7498 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7499 in the lea_add. Reload eventually constraints it properly.
7500 * config/picochip/constraints.md : Remove the target constraint
7501 "b", since it is not needed anymore.
7503 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7505 * gthr-dce.h: Uglify function parameter and local variable names.
7506 * gthr-gnat.h: Likewise.
7507 * gthr-mipssde.h: Likewise.
7508 * gthr-nks.h: Likewise.
7509 * gthr-posix95.h: Likewise.
7510 * gthr-posix.h: Likewise.
7511 * gthr-rtems.h: Likewise.
7512 * gthr-single.h: Likewise.
7513 * gthr-solaris.h: Likewise.
7514 * gthr-tpf.h: Likewise.
7515 * gthr-vxworks.h: Likewise.
7516 * gthr-win32.h: Likewise.
7518 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7521 * config/i386/i386.md: Restrict the new peephole2 to move
7522 between MMX/SSE registers.
7524 2009-02-15 Richard Guenther <rguenther@suse.de>
7527 2009-02-13 Richard Guenther <rguenther@suse.de>
7529 * configure.ac: Enable LFS.
7530 * configure: Re-generate.
7531 * config.in: Likewise.
7533 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7535 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7536 spu_srqwbyte, spu_srqwbytebc): Define.
7537 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7538 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7539 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7540 "shrqby_<mode>"): New insn-and-split patterns.
7541 * config/spu/spu.c (expand_builtin_args): Determine and return
7542 number of operands using spu_builtin_description data.
7543 (spu_expand_builtin_1): Use it.
7545 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7548 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7551 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7554 * config/i386/i386.c (override_options): Correct warning
7555 messages for -malign-loops, -malign-jumps and -malign-functions.
7557 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7560 * config/i386/i386.md: Restrict the new peephole2 to move
7561 between the general purpose registers.
7563 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7566 * config/i386/i386.c (type_natural_mode): Add a new argument.
7567 Return the original mode and warn ABI change if vector size is 32byte.
7568 (function_arg_advance): Updated.
7569 (function_arg): Likewise.
7570 (ix86_function_value): Likewise.
7571 (ix86_return_in_memory): Likewise.
7572 (ix86_sol10_return_in_memory): Likewise.
7573 (ix86_gimplify_va_arg): Likewise.
7574 (function_arg_32): Don't warn ABX ABI change here.
7575 (function_arg_64): Likewise.
7577 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7579 * loop-iv.c (implies_p): In the final case, test that operands 0
7580 of the two comparisons match.
7582 * config/bfin/bfin.c (find_prev_insn_start): New function.
7583 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7584 (find_next_insn_start): Move.
7586 2009-02-13 Richard Guenther <rguenther@suse.de>
7588 * configure.ac: Enable LFS.
7589 * configure: Re-generate.
7590 * config.in: Likewise.
7592 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7595 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7596 sizes on syntax error after some arguments have been parsed.
7598 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7600 * doc/invoke.texi (-fira): Remove.
7602 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7604 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7605 * recog.c: Likewise.
7608 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7610 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7611 (umul_ppmm): Likewise.
7612 (count_leading_zeros): Likewise.
7613 (count_trailing_zeros): Likewise.
7614 (UMUL_TIME): Likewise.
7616 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7618 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7619 soft-fp/t-softfp to tmake_file.
7621 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7622 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7623 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7624 IA64_BUILTIN_INFQ]: New.
7625 (ia64_init_builtins): Initialize __builtin_infq,
7626 __builtin_fabsq and __builtin_copysignq if not HPUX.
7627 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7628 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7630 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7632 (__fixtfti): Likewise.
7633 (__fixunstfti): Likewise.
7634 (__floattitf): Likewise.
7636 * config/ia64/libgcc-glibc.ver: New.
7637 * config/ia64/t-fprules-softfp: Likewise.
7638 * config/ia64/sfp-machine.h: Likewise.
7640 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7641 (LIBGCC2_TF_CEXT): Likewise.
7642 (TF_SIZE): Likewise.
7643 (TARGET_INIT_LIBFUNCS): Likewise.
7645 * config/ia64/t-glibc (SHLINB_MAPFILES):
7646 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7648 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7650 * config/i386/i386.c (construct_container): Rewrite processing
7651 BLKmode with X86_64_SSE_CLASS.
7653 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7656 * config/i386/i386.md: Replace simplify_replace_rtx with
7657 replace_rtx in the new peephole2.
7659 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7661 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7662 loop unrolling do not happen at -O2.
7664 2009-02-12 Michael Matz <matz@suse.de>
7666 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7668 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7670 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7673 2009-02-12 Ben Elliston <bje@au.ibm.com>
7675 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7676 patterns when updating the back chain. Missed in the 2009-02-10
7679 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7681 * doc/extend.texi (Decimal Floating Types): Update identifier of
7682 draft TR and list of missing support.
7684 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7687 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7688 bit to variable length decl's flags, add it also to its
7689 pointer replacement variable.
7691 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7692 Jakub Jelinek <jakub@redhat.com>
7695 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7696 (memory_blockage): New expander.
7697 (*memory_blockage): New insn pattern.
7698 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7699 instead of general blockage at the end of function prologue when
7700 frame pointer is used to access red zone area. Do not emit blockage
7701 when profiling, it is emitted in generic code.
7702 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7703 function epilogue when frame pointer is used to access red zone area.
7705 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7708 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7709 by arithmetic with memory operands.
7710 * config/i386/predicates.md (commutative_operator): New.
7712 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7714 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7717 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7719 * alias.h (record_alias_subset): Declare.
7720 * alias.c (record_alias_subset): Make global.
7722 2009-02-10 Nick Clifton <nickc@redhat.com>
7724 * tree-parloops.c: Change license to GPLv3.
7725 * ipa-struct-reorg.c: Change license to GPLv3.
7726 * ipa-struct-reorg.h: Change license to GPLv3.
7728 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7731 * c-decl.c (start_struct): Return NULL on error.
7733 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7736 * cfgloopmanip.c (remove_path): Call remove_bbs after
7737 cancel_loop_tree, not before it.
7740 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7741 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7742 VAR_DECLs were seen.
7743 * tree-ssa-live.c (remove_unused_locals): Recompute
7744 cfun->has_local_explicit_reg_vars.
7745 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7746 copies or clearings if cfun->has_local_explicit_reg_vars.
7748 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7751 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7752 of function prologue when frame pointer is used to access
7755 2009-02-10 Richard Guenther <rguenther@suse.de>
7758 * gimplify.c (gimple_regimplify_operands): Always look if
7759 we need to create a temporary.
7761 2009-02-10 Richard Guenther <rguenther@suse.de>
7763 PR tree-optimization/39132
7764 * tree-loop-distribution.c (todo): New global var.
7765 (generate_memset_zero): Trigger TODO_rebuild_alias.
7766 (tree_loop_distribution): Return todo.
7768 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7771 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7772 (x86_64_reg_class_name): Removed.
7773 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7774 first one isn't X86_64_SSE_CLASS or any other ones aren't
7775 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7776 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7777 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7778 and 3 X86_64_SSEUP_CLASS.
7779 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7780 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7782 2009-02-10 Ben Elliston <bje@au.ibm.com>
7784 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7785 form instruction to update the stack back chain word, even if the
7786 user has disabled the generation of update instructions.
7787 (movdi_<mode>_update_stack): New.
7788 (movsi_update_stack): Likewise.
7789 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7790 always use an update form instruction to update the stack back
7793 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7796 * graphite.c (if_region_set_false_region): After moving a region in
7797 the false branch of a condition, remove the empty dummy basic block.
7798 (gloog): Remove wrong fix for PR38953.
7800 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7802 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7803 generation due to implicit sign extension.
7805 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7808 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7809 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7811 2009-02-09 Richard Guenther <rguenther@suse.de>
7814 * convert.c (convert_to_real): Disable (float)fn((double)x)
7815 to fnf(x) conversion if errno differences may occur and
7816 -fmath-errno is set.
7818 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7820 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7821 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7822 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7824 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7827 * c-common.c (handle_alias_attribute): Disallow attribute for
7828 anything not a FUNCTION_DECL or VAR_DECL.
7830 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7833 * real.c (do_compare): Special-case compare of zero against
7834 decimal float value.
7836 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7839 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7840 as indicating flexible array members unless the field itself is
7841 being declarared as the incomplete array.
7843 2009-02-06 Jan Hubicka <jh@suse.cz>
7845 PR tree-optimization/38844
7846 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7849 2009-02-06 Richard Guenther <rguenther@suse.de>
7852 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7853 fork because we may expand it as __gcov_fork.
7855 2009-02-06 Nick Clifton <nickc@redhat.com>
7857 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7859 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7861 PR tree-optimization/35659
7862 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7863 vn_phi_eq): Shortcut if hashcode does not match.
7864 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7866 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7867 and avoid iterative_hash_expr.
7868 (FOR_EACH_VALUE_ID_IN_SET): New.
7869 (value_id_compare): Remove.
7870 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7871 sort expressions by value id.
7873 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7876 * config/sh/predicates.md (general_movsrc_operand): Don't check
7877 the subreg of system registers here.
7879 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7882 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7885 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7887 PR rtl-optimization/39110
7888 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7889 addresses, not aligned ones.
7891 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7892 Richard Guenther <rguenther@suse.de>
7894 PR tree-optimization/39100
7895 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7896 comment says and add edges.
7898 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7901 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7902 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7904 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7906 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7907 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7908 register_bb_in_sese, new_sese, free_sese): Moved.
7909 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7910 outermost_loop_in_scop, build_scop_iteration_domain,
7911 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7912 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7913 Use loop_in_sese_p instead of loop_in_scop_p.
7914 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7915 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7916 (scopdet_basic_block_info): Fix bug in scop detection.
7917 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7918 eq_loop_to_cloog_loop): Remove.
7919 (nb_loops_around_loop_in_scop, nb_loop
7920 ref_nb_loops): Moved here...
7921 * graphite.h (ref_nb_loops): ... from here.
7922 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7923 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7924 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7925 * testsuite/gcc.dg/graphite/scop-19.c: New
7927 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7928 Hans-Peter Nilsson <hp@axis.com>
7930 PR rtl-optimization/37889
7931 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7932 Move offset handling from PLUS to before the switch. Use new
7933 arguments when considering SYMBOL_REFs too.
7934 (rtx_addr_can_trap_p): Pass dummy offset and size.
7935 (enum may_trap_p_flags): Remove.
7936 (may_trap_p_1): Pass size from MEM_SIZE.
7938 PR rtl-optimization/38921
7939 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7940 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7941 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7942 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7944 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7946 AVX Programming Reference (January, 2009)
7947 * config/i386/sse.md (*vpclmulqdq): New.
7949 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7951 PR tree-optimization/38977
7952 PR gcov-profile/38292
7953 * calls.c (special_function_p): Disregard __builtin_ prefix.
7955 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7957 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7958 non-indexable addresses even before reload.
7960 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7963 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7964 as having variable size. Do not give an error for unnamed
7965 parameters with [*] declarators. Give a warning for type names
7966 with [*] declarators and mark them as variable size.
7967 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7968 for sizeof applied to [*] type names.
7970 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7973 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7975 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7977 * gcc.c (process_command): Update copyright notice dates.
7978 * gcov.c (print_version): Likewise.
7979 * gcov-dump.c (print_version): Likewise.
7980 * mips-tfile.c (main): Likewise.
7981 * mips-tdump.c (main): Likewise.
7983 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7986 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7987 for composite type involving a zero-length array type.
7989 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7992 * function.c (match_asm_constraints_1): Skip over
7993 initial optional % in the constraint.
7996 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7997 supported, don't accept FIXED_CSTs.
7998 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7999 and _Sat is used without _Fract/_Accum. Set specs->type to
8000 integer_type_node for cts_fract/cts_accum if fixed point is not
8003 2009-02-02 Catherine Moore <clm@codesourcery.com>
8005 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8007 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8009 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8010 (ABI_HAS_64BIT_SYMBOLS): Use it.
8011 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8013 2009-02-02 Paul Brook <paul@codesourcery.com>
8015 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8017 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8020 * recog.h (asm_operand_ok): Add constraints argument.
8021 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8022 recurse on matching constraint.
8023 (check_asm_operands): Pass constraints as 3rd argument to
8024 asm_operand_ok. Don't look up matching constraint here.
8025 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8028 2009-02-02 Ben Elliston <bje@au.ibm.com>
8030 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8031 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8033 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8035 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8036 information. Remove some obsolete information. Reorganize.
8038 * config/pa/fptr.c: Revert license to GPL 2.
8039 * config/pa/milli64.S: Likewise.
8041 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8044 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8045 LIBRARY name in, instead of hard-coding it.
8046 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8047 extra target make frag to tmake_files according to EH model.
8048 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8049 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8050 frags that define makefile variable EH_MODEL appropriately.
8051 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8052 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8053 to "-sjlj" according to type of EH configured.
8054 (LIBGCC_SONAME): Concatenate it to shared library base name.
8055 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8056 to "_sjlj" according to type of EH configured.
8057 (LIBGCC_SONAME): Concatenate it to shared library base name.
8058 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8059 (SHLIB_LINK): Add missing semicolon to if-else construct.
8060 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8061 string value of "pe_dll" command-line option.
8062 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8063 (SHLIB_SONAME): Use it when overriding t-cygming default.
8064 (SHLIB_IMPLIB): Override t-cygming default.
8065 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8066 string value of "pe_dll" command-line option.
8068 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8071 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8072 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8074 2009-01-31 Richard Guenther <rguenther@suse.de>
8076 PR tree-optimization/38937
8077 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8078 computing the transitive closure.
8080 2009-01-30 Richard Guenther <rguenther@suse.de>
8082 PR tree-optimization/39041
8083 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8084 Propagate variable indices only if the types match for this stmt.
8086 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8089 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8090 inline but never defined.
8092 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8094 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8095 (*insv_h_di_reg_extimm): New insn.
8096 (*insv_l<mode>_reg_extimm): New insn.
8098 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8100 * config/picochip/picochip.c (flag_conserve_stack): set
8101 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8102 fconserve-stack. Reduce call-overhead used by inliner.
8104 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8107 * common.opt (flag_conserve_stack): Initialised to zero.
8109 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8112 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8113 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8116 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8118 * ira-color.c (allocno_reload_assign): Update comments.
8119 * regmove.c (regmove_optimize): Likewise.
8123 2009-01-29 Robert Millan <rmh@aybabtu.com>
8125 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8126 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
8127 `MD_UNWIND_SUPPORT'.
8128 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8130 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8132 PR tree-optimization/39007
8133 * tree-loop-distribution.c (generate_builtin): Use
8134 recompute_dominator to compute the immediate dominator of the
8135 basic block just after the loop.
8137 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8139 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8140 (ASM_OUTPUT_DWARF_PCREL): Define.
8142 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8144 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8145 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8146 global. Modify entries about regmove and IRA.
8148 * ra-conflict.c: Remove the file.
8150 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8152 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8153 (pass_regclass_init): Rename to pass_reginfo_init.
8155 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8157 * toplev.h (flag_ira): Remove.
8159 * caller-save.c (setup_save_areas): Remove flag_ira.
8161 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8163 * global.c: Remove the file.
8165 * opts.c (decode_options): Remove flag_ira.
8167 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8169 * regmove.c: Modify file description.
8170 (find_use_as_address, try_auto_increment): Define them only if
8171 AUTO_INC_DEC is defined.
8172 (replacement_quality, replace_in_call_usage, fixup_match_1,
8173 stable_and_no_regs_but_for_p): Remove.
8174 (reg_set_in_bb): Make it static.
8175 (regmove_optimize): Remove flag_ira and code which worked for
8178 * local-alloc.c: Remove the file.
8180 * common.opt (fira): Remove.
8182 * ira.c: Include except.h.
8183 (eliminable_regset): Move from global.c.
8184 (mark_elimination): Ditto. Remove flag_ira.
8185 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8186 equiv_mem_modified, validate_equiv_mem_from_store,
8187 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8188 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8189 no_equiv, recorded_label_ref): Move from local-alloc.c.
8190 (update_equiv_regs): Ditto. Make it static.
8191 (print_insn_chain, print_insn_chains): Move it from global.c.
8192 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8193 (build_insn_chain): Ditto. Make it static.
8194 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8195 Rename to init_live_subregs.
8196 (gate_ira): Remove flag_ira.
8198 * regclass.c: Rename reginfo.c. Change file description.
8199 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8200 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8201 (init_reg_sets_1): Remove code for evaluation of
8202 reg_class_superclasses and losing_caller_save_reg_set.
8203 (init_regs): Remove init_reg_autoinc.
8204 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8205 ok_for_base_p_nonstrict): Remove.
8206 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8207 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8208 corresponding entries.
8209 (dump_regclass, record_operand_costs, scan_one_insn,
8210 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8211 record_address_regs, auto_inc_dec_reg_p): Remove.
8212 (gt-regclass.h): Rename to gt-reginfo.h.
8214 * rtl.h (dump_global_regs, retry_global_alloc,
8215 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8217 * Makefile.in (RA_H): Remove.
8218 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8219 Rename regclass.o to reginfo.o.
8220 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8222 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8223 (GTFILES): Rename regclass.c to reginfo.c.
8225 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8226 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8228 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8229 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8231 (finish_spills): Ditto. Remove code for !flag_ira.
8233 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8236 * doc/invoke.texi (rtl debug options): Complete rewrite.
8237 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8239 * mode-switching.c (pass_mode_switching): Rename pass from
8240 "mode-sw" to "mode_sw".
8241 * except.c (pass_convert_to_eh_ranges): Rename pass from
8242 "eh-ranges" to "eh_ranges".
8243 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8247 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8248 Alexander Monakov <amonakov@ispras.ru>
8251 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8253 (move_exprs_to_boundary): Change return type and pass through
8254 should_move from move_op. Relax assert. Update usage ...
8255 (schedule_expr_on_boundary): ... here. Use should_move instead of
8257 (move_op_orig_expr_found): Indicate that insn was disconnected from
8259 (code_motion_process_successors): Do not call after_merge_succs
8260 callback if original expression was not found when traversing any of
8262 (code_motion_path_driver): Change return type. Update prototype.
8263 (move_op): Update comment. Add a new parameter (should_move). Update
8264 prototype. Set *should_move based on indication provided by
8265 move_op_orig_expr_found.
8267 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8269 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8270 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8271 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8272 * config/rs6000/rs6000.c (rs6000_override_options): Default
8273 avoid-indexed-addresses on for Power6, off for everything else.
8274 (avoiding_indexed_address_p): New function.
8275 (rs6000_legitimize_address): Use it.
8276 (rs6000_legitimate_address): Likewise.
8277 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8279 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8281 PR tree-optimization/38997
8282 * tree-loop-distribution.c (generate_memset_zero): Use
8283 POINTER_PLUS_EXPR for a pointer addition.
8285 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8287 * config/s390/s390.md (bswap<mode>2): New pattern added.
8289 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8291 * config/s390/s390.md (*tls_load_31): Added type attribute.
8293 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8295 * config/s390/s390.md: Fix a few comments.
8297 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8299 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8300 (*tm<mode>_full): Fixed z10prop attribute.
8301 (*tst<mode>_extimm): Fixed z10prop attribute.
8302 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8303 (*tstqiCCT_cconly): Fixed z10prop attribute.
8304 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8305 (*movsi_larl): Fixed z10prop attribute.
8306 (*movsi_zarch): Fixed z10prop attribute.
8307 (*movsi_eas): Fixed z10prop attribute.
8308 (*movhi): Fixed z10prop attribute.
8309 (*movqi): Fixed z10prop attribute.
8310 (*movstrictqi): Fixed z10prop attribute.
8311 (*mov<mode>): Fixed z10prop attribute.
8312 (*movcc): Fixed z10prop attribute.
8313 (*sethighpartdi_64): Fixed z10prop attribute.
8314 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8315 (*negdi2_sign_cc): Fixed z10prop attribute.
8316 (*negdi2_sign): Fixed z10prop attribute.
8317 (*absdi2_sign_cc): Fixed z10prop attribute.
8318 (*absdi2_sign): Fixed z10prop attribute.
8319 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8320 (*negabsdi2_sign): Fixed z10prop attribute.
8321 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8322 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8323 (doloop_si64): Fixed z10prop attribute.
8324 (doloop_si31): Fixed z10prop attribute.
8325 (doloop_long): Fixed z10prop attribute.
8326 (indirect_jump): Fixed z10prop attribute.
8327 (nop): Fixed z10prop attribute.
8328 (main_base_64): Fixed z10prop attribute.
8329 (reload_base_64): Fixed z10prop attribute.
8331 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8333 PR rtl-optimization/38740
8334 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8336 * config/mips/mips.c (mips_reorg): Likewise.
8338 2009-01-28 Richard Guenther <rguenther@suse.de>
8340 PR tree-optimization/38926
8341 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8342 with the correct value id to a value.
8343 (do_regular_insertion): Use the value number of edoubleprime
8344 for the value number of the expr.
8347 2008-08-21 Richard Guenther <rguenther@suse.de>
8349 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8350 a PHI ask VN if it is already available.
8351 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8352 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8354 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8357 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8358 set to varying whenever max has TREE_OVERFLOW set, similarly
8359 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8361 2009-01-28 Richard Guenther <rguenther@suse.de>
8364 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8365 uninitialized aggregate uses in call arguments.
8367 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8369 PR tree-optimization/38984
8370 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8371 the nothing_id variable if -fno-delete-null-pointer-checks.
8373 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8376 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8377 (set_got_offset_rex64): Ditto.
8379 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8382 * doc/extend.texi: Improve local variable with asm reg.
8384 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8386 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8387 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8388 was not supplied then set warn_packed_bitfield_compat to the
8390 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8393 2009-01-27 Richard Guenther <rguenther@suse.de>
8395 PR tree-optimization/38503
8396 * cfgexpand.c (expand_gimple_basic_block): Ignore
8397 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8398 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8399 variables that cannot have TBAA applied.
8400 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8403 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8406 * calls.c (initialize_argument_information): Do not wrap complex
8407 arguments in SAVE_EXPR.
8409 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8411 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8412 (INSTALL_LIBGCC): Revert typo commit.
8414 2009-01-26 Richard Guenther <rguenther@suse.de>
8416 PR tree-optimization/38745
8417 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8418 from special handling.
8420 2009-01-26 Richard Guenther <rguenther@suse.de>
8422 PR tree-optimization/38745
8423 * tree-ssa.c (execute_update_addresses_taken): Do not include
8424 variables that cannot possibly be a register in not_reg_needs.
8425 Do not clear TREE_ADDRESSABLE on vars that may not become
8427 * tree-ssa.c (update_alias_info_1): Include those in the set
8428 of addressable vars.
8430 2009-01-26 Richard Guenther <rguenther@suse.de>
8433 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8434 * tree-ssa-dse.c: Include langhooks.h
8435 (execute_simple_dse): Remove stores with zero size.
8437 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8440 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8443 2009-01-24 Julian Brown <julian@codesourcery.com>
8445 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8446 config/arm/linux-atomic.c.
8447 * config/arm/linux-atomic.c: New.
8449 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8451 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8452 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8453 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8455 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8458 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8461 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8463 PR tree-optimization/38953
8464 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8465 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8466 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8467 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8470 2009-01-24 Paul Brook <paul@codesourcery.com>
8472 * config/arm/neon.md (neon_type): Move to arm.md.
8473 (neon_mov<VSTRUCT>): Add neon_type attribute.
8474 * config/arm/arm.md (neon_type): Move to here.
8475 (conds): Add "unconditioal" and use as default for NEON insns.
8477 2009-01-24 Ben Elliston <bje@au.ibm.com>
8479 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8480 void *' warning from -Wc++-compat.
8481 * Makefile.in (dominance.o-warn): Remove.
8483 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8485 PR tree-optimization/38932
8486 * fold-const.c (fold_unary_ignore_overflow): New.
8487 * tree.h (fold_unary_ignore_overflow): Declare.
8488 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8489 * tree-ssa-sccvn.c (visit_reference_op_load,
8490 simplify_unary_expression): Likewise.
8492 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8494 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8495 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8496 regardless of their type.
8497 * c-common.c (handle_packed_attribute): Don't ignore packed on
8499 * c.opt (Wpacked-bitfield-compat): New warning option.
8500 * stor-layout.c (place_field): Warn if offset of a field changed.
8501 * doc/extend.texi (packed): Mention the ABI change.
8502 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8503 (Warning Options): Add it to the list.
8505 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8507 * c-opts.c (c_common_post_options): Fix a typo in comments.
8509 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8512 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8513 variables to static.
8514 * doc/invoke.texi (-fmerge-all-constants): Update description.
8516 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8519 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8520 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8522 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8524 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8526 (LOCAL_ALIGNMENT): Similarly.
8528 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8529 Joseph Myers <joseph@codesourcery.com>
8531 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8532 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8533 * config/arm/arm-tune.md: Regenerate.
8534 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8537 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8539 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8540 version number to five.
8542 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8545 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8546 * c-common.c (set_underlying_type): Likewise.
8547 (is_typedef_decl ): Likewise
8549 (set_underlying_type): Likewise.
8550 (is_typedef_type): Likewise.
8552 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8555 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8558 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8561 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8562 (LIBGCC_SPEC): Don't define.
8563 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8565 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8567 PR rtl-optimization/38879
8568 * alias.c (base_alias_check): Unaligned access via AND address can
8569 alias all surrounding object types except those with sizes equal
8570 or wider than the size of unaligned access.
8572 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8575 * c-decl.c (clone_underlying_type): Move this ...
8576 * c-common.c (set_underlying_type): ... here.
8577 Also, make sure the function properly sets TYPE_STUB_DECL() on
8578 the newly created typedef variant type.
8579 (is_typedef_decl ): New entry point.
8580 * tree.h: Added a new member member_types_needing_access_check to
8581 struct tree_decl_non_common.
8582 (set_underlying_type): New entry point.
8583 (is_typedef_type): Likewise.
8585 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8587 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8588 Check whether two instructions have memory references that
8589 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8590 are helper functions for traversing.
8591 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8592 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8593 not to draw dependency edge for instructions with non-conflicting
8596 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8599 * longlong.h: Update copyright years. Use soft-fp license notice.
8600 Sync __clz_tab declaration with glibc.
8602 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8605 * doc/extend.texi (syscall_linkage): New.
8606 (version_id): Modify.
8608 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8609 Richard Guenther <rguenther@suse.de>
8611 PR tree-optimization/38747
8612 PR tree-optimization/38748
8613 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8614 conversion if the base address is an indirect reference and the
8615 aliasing sets could cause issues.
8617 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8619 * common.opt (fgraphite, fgraphite-identity): Add comment for
8620 explaining why these options are not documented.
8622 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8624 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8625 gimple_call_lhs is NULL.
8627 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8630 * emit-rtl.c (adjust_address_1): Make sure memref is never
8633 2009-01-20 Ben Elliston <bje@au.ibm.com>
8635 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8636 const qualifier from arg parameter. Remove unnecessary cast to char *.
8637 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8638 const qualifier from arg 2.
8640 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8642 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8644 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8647 * rtl.h (reinit_regs): New prototype.
8648 * regclass.c: Include ira.h.
8650 * Makefile.in (regclass.o): Add ira.h.
8651 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8653 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8656 * c-common.c (handle_aligned_attribute): Use
8657 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8658 default alignment value.
8660 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8662 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8663 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8665 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8666 __BIGGEST_ALIGNMENT__.
8668 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8670 2009-01-18 Richard Guenther <rguenther@suse.de>
8672 PR tree-optimization/38819
8673 * tree-flow.h (operation_could_trap_helper_p): Declare.
8674 * tree-eh.c (operation_could_trap_helper_p): Export.
8675 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8676 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8677 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8678 are about to insert a possibly trapping instruction and fail
8681 2009-01-18 Andreas Schwab <schwab@suse.de>
8683 * doc/install.texi (Configuration): Remove obsolete paragraph
8684 about use of --with-gnu-ld with --with-gnu-as.
8686 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8688 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8689 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8690 Follow spelling conventions.
8692 2009-01-18 Ben Elliston <bje@au.ibm.com>
8694 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8695 C++ warning about implicit conversion from void * to struct
8697 (bitmap_obstack_free): Likewise for bitmap_element *.
8698 * Makefile.in (bitmap.o-warn): Remove.
8700 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8702 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8704 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8705 Tobias Grosser <tobi.grosser@amd.com>
8707 * graphite.c (graphite_trans_scop_block): Do not block single
8710 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8712 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8713 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8714 test with assertion.
8716 2009-01-16 Richard Guenther <rguenther@suse.de>
8718 PR tree-optimization/38835
8720 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8721 and INT + PTR -> (INT)(PTR p+ INT) folding.
8722 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8724 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8727 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8728 the subreg from a lowpart subreg if it is also casting the value.
8730 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8731 Tobias Grosser <tobi.grosser@amd.com>
8733 * graphite.c (compare_prefix_loops): New.
8734 (build_scop_canonical_schedules): Rewritten.
8735 (graphite_transform_loops): Move build_scop_canonical_schedules
8736 after build_scop_iteration_domain.
8738 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8739 Tobias Grosser <tobi.grosser@amd.com>
8741 * graphite.c (add_conditions_to_domain): Add the loops to
8742 the dimension of the iteration domain. Do copy the domain
8743 only when it exists.
8744 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8745 (add_conditions_to_constraints): New.
8746 (can_generate_code_stmt, can_generate_code): Removed.
8747 (gloog): Do not call can_generate_code.
8748 (graphite_transform_loops): Call add_conditions_to_constraints
8749 after building the iteration domain.
8751 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8753 PR tree-optimization/38789
8754 * tree-ssa-threadedge.c
8755 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8756 __builtin_constant_p.
8758 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8760 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8761 examined before deleting them.
8763 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8765 * function.c (aggregate_value_p): Correctly extract the function
8766 type from CALL_EXPR_FN lookup.
8768 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8770 * config/picochip/picochip.c (picochip_override_options): Revert
8771 CFI asm flag disable commited previously.
8773 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8774 Tobias Grosser <tobi.grosser@amd.com>
8775 Jan Sjodin <jan.sjodin@amd.com>
8777 * graphite.c (scan_tree_for_params): On substractions negate
8778 all the coefficients of the term.
8779 (clast_to_gcc_expression_red): New. Handle reduction expressions
8780 of more than two operands.
8781 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8782 (get_vdef_before_scop): Handle also the case of default definitions.
8784 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8786 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8787 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8788 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8790 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8791 Joey Ye <joey.ye@intel.com>
8794 * cfgexpand.c (expand_stack_alignment): Don't update stack
8795 boundary nor check incoming stack boundary here.
8796 (gimple_expand_cfg): Update stack boundary and check incoming
8797 stack boundary here.
8799 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8801 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8803 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8805 PR rtl-optimization/38245
8806 * calls.c (expand_call): Add stack arguments to
8807 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8808 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8809 in regs and partially in memory or BLKmode arguments.
8810 (emit_library_call_value_1): Add stack arguments to
8811 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8812 ACCUMULATE_OUTGOING_ARGS).
8813 * dce.c: Include tm_p.h.
8814 (find_call_stack_args): New function.
8815 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8817 (mark_insn): Call find_call_stack_args for CALL_Ps.
8818 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8819 forwards. Allocate and free arg_stores bitmap if needed, pass it
8820 down to deletable_insn_p, don't mark stores set in arg_stores
8821 bitmap, clear the bitmap at the beginning of each bb.
8822 * Makefile.in (dce.o): Depend on $(TM_P_H).
8824 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8827 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8828 to make sure the insn is a conditional test (bug 22599). Reformat a
8831 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8834 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8835 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8836 (gloog): Do not call cleanup_tree_cfg.
8837 (graphite_transform_loops): Call cleanup_tree_cfg after all
8838 scops have been code generated.
8840 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8841 * doc/gty.texi (Invoking the garbage collector): Added new node
8842 and section documenting ggc_collect.
8844 2009-01-14 Richard Guenther <rguenther@suse.de>
8846 PR tree-optimization/38826
8848 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8849 initialization notes only if we actually emitted a warning.
8850 (intra_create_variable_infos): Add constraints for a result decl
8851 that is passed by hidden reference.
8852 (build_pred_graph): Mark all related variables non-direct on
8855 2009-01-14 Nick Clifton <nickc@redhat.com>
8857 * ira-conflicts.c: Include addresses.h for the definition of
8859 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8860 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8862 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8865 * Makefile.in (ira-lives.o): Add except.h.
8867 * ira-lives.c: Include except.h.
8868 (process_bb_node_lives): Process can_throw_internal.
8870 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8872 PR rtl-optimization/38774
8873 * combine.c (simplify_set): When undoing cc_use change, don't do
8874 PUT_CODE on the newly created comparison, but instead put back the
8877 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8879 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8880 values. Remove duplicate arm8 entry.
8882 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8884 PR tree-optimization/38786
8885 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8886 the SSA_NAME case of expand_scalar_variables_expr.
8887 Set the type of an expression to the type of its assign statement.
8888 (expand_scalar_variables_expr): Also gather the scalar computation
8889 used to index the memory access. Do not pass loop_p.
8890 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8891 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8892 the gimple_stmt_iterator where it inserts new code.
8894 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8895 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8897 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8899 * graphite.h (debug_value): Removed.
8900 * graphite.c (debug_value): Removed.
8902 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8904 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8905 ldrd/strd with two 32-bit instructions.
8907 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8909 * config/arm/arm.c (struct processors): Pass for speed down into
8910 cost helper functions.
8911 (const_ok_for_op): Handle COMPARE and inequality nodes.
8912 (arm_rtx_costs_1): Rewrite.
8913 (arm_size_rtx_costs): Update prototype.
8914 (arm_rtx_costs): Pass speed down to helper functions.
8915 (arm_slowmul_rtx_costs): Rework cost calculations.
8916 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8917 (arm_9e_rtx_costs): Likewise.
8919 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8921 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8922 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8923 (alpha_legitimize_address): Do not split local symbols wider than
8924 UNITS_PER_WORD into HIGH/LO_SUM parts.
8926 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8929 * gcc.c (process_command): Replace call to execvp with calls
8930 to pex_one and exit.
8932 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8935 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8936 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8937 variant for devices with 3-byte PC.
8938 (__tablejump_elpm__): New.
8940 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8943 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8944 offsetof member-designator, handle it as `[0].'.
8946 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8948 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8949 function when not using named sections on targets with named sections
8950 if branch distance is less than 262132.
8952 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8954 * combine.c (combine_instructions): Recompute
8955 optimize_this_for_speed_p for each BB in the main combine loop.
8957 2009-01-12 Tomas Bily <tbily@suse.cz>
8960 * tree-loop-distribution.c (prop_phis): New function.
8961 (generate_builtin): Call prop_phis.
8962 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8964 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8966 PR tree-optimization/38807
8967 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8968 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8970 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8972 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8973 subreg of op0 to the original op0.
8975 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8977 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8979 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8982 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8983 starting with digits.
8985 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8988 * config/arm/arm.c (arm_is_long_call_p): Don't call
8989 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8991 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8993 * regrename.c (regrename_optimize): Fix dumping.
8994 (find_oldest_value_reg): Preserve REG_POINTER.
8995 (copy_hardreg_forward_1): Likewise.
8997 2009-01-09 Diego Novillo <dnovillo@google.com>
8999 * gimple.h (struct gimple_statement_base) <uid>: Document
9000 the restrictions on its use.
9002 (gimple_set_uid): Tidy.
9004 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9006 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9007 zero guard even if align_bytes != 0 and count is smaller than
9010 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9012 PR rtl-optimization/38495
9013 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9014 (add_range_and_copies_from_move_list): Print all added ranges.
9015 Add ranges to memory optimized destination.
9017 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9021 * config/i386/i386.c (override_options): Reject
9022 -mstringop-strategy=rep_8byte with -m32.
9023 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9024 to 1. Do count comparison against epilogue_size_needed at compile
9025 time even when count_exp was constant forced into register. For
9026 size_needed don't jump to epilogue, instead just avoid aligning
9027 and invoke the body algorithm. If need_zero_guard, add zero guard
9028 even if count is non-zero, but smaller than size_needed + number of
9029 bytes that could be stored for alignment.
9030 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9031 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9032 but smaller than size_needed + number of bytes that could be stored
9033 for alignment. Compare size_needed with epilogue_size_needed instead
9034 of desired_align - align, don't adjust size_needed, pass
9035 epilogue_size_needed to the epilogue expanders.
9038 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9040 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9042 * pa.c (last_address): Change to unsigned.
9043 (update_total_code_bytes): Change argument to unsigned. Don't
9044 check if insn addresses are set.
9045 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9046 addresses are not set.
9047 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9049 2009-01-09 Nick Clifton <nickc@redhat.com>
9051 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9052 DECL_DECLARED_INLINE_P.
9054 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9057 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9058 GET_MODE (op0) in operand_subword_force calls.
9061 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9062 fold_convert arg0 operands to TREE_TYPE (op0) first.
9064 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9066 * params.def (ira-max-conflict-table-size): Decrease default value
9069 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9071 PR tree-optimization/37031
9072 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9074 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9075 allocate it using gc instead of heap, use VEC_quick_push instead of
9077 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9078 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9079 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9080 allocated vector from heap allocated.
9081 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9082 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9083 vector only after perfect_loop_nest_depth call.
9085 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9086 Jan Sjodin <jan.sjodin@amd.com>
9088 PR tree-optimization/38559
9089 * graphite.c (debug_value, copy_constraint,
9090 swap_constraint_variables, scale_constraint_variable, ): New.
9091 (get_lower_bound, get_upper_bound): Removed.
9092 (graphite_trans_bb_strip_mine): Clean up this code that works
9093 only for constant number of iterations. Fully copy upper and
9094 lower bound constraints, not only the constant part of them.
9095 * graphite.h (debug_value): Declared.
9097 2009-01-08 Ira Rosen <irar@il.ibm.com>
9099 PR tree-optimization/37194
9100 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9101 Don't add the cost of cost model guard in prologue to scalar
9102 outside cost in case of known number of iterations.
9104 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9105 Alan Modra <amodra@bigpond.net.au>
9107 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9108 non-word-aligned REG+CONST addressing.
9110 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9113 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9114 free_after_compilation when outputting a thunk.
9115 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9116 Do not call free_after_compilation here.
9118 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9120 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9121 (ix86_valid_target_attribute_inner_p): Ditto.
9123 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9125 PR tree-optimization/38492
9126 PR tree-optimization/38498
9127 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9128 * tree-chrec.h (scev_is_linear_expression): Declared.
9129 * graphite.c (graphite_cannot_represent_loop_niter): New.
9130 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9131 (graphite_loop_normal_form): Use gcc_assert.
9132 (scan_tree_for_params): Use CASE_CONVERT.
9133 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9134 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9135 Use gcc_assert. Discard scops that contain unhandled cases.
9136 (build_scop_conditions): Return a boolean status for unhandled cases.
9137 (strip_mine_profitable_p): Print the loop number, not its depth.
9138 (is_interchange_valid): Pass the depth of the loop nest, don't
9139 recompute it wrongly.
9140 (graphite_trans_bb_block): Same.
9141 (graphite_trans_bb_block): Print tentative of loop blocking.
9142 (graphite_trans_scop_block): Do not print that the loop has been
9144 (graphite_transform_loops): Do not handle scops that contain condition
9147 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9149 AVX Programming Reference (December, 2008)
9150 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9151 (_mm256_stream_pd): Likewise.
9152 (_mm256_stream_ps): Likewise.
9154 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9155 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9156 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9157 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9158 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9159 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9160 (ix86_expand_special_args_builtin): Likewise.
9162 * config/i386/sse.md (AVXMODEDI): New.
9163 (avx_movnt<mode>): Likewise.
9164 (avx_movnt<mode>): Likewise.
9165 (<sse>_movnt<mode>): Remove AVX support.
9166 (sse2_movntv2di): Likewise.
9168 2009-01-07 Richard Guenther <rguenther@suse.de>
9171 * fold-const.c (extract_muldiv): Remove obsolete comment.
9172 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9173 to PLUS_EXPR canonicalization for the canonicalization.
9175 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9177 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9178 hosted cross-compilers generating less efficient code.
9180 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9182 * function.h (rtl_data): Add a dbr_scheduled_p field.
9183 * reorg.c (dbr_schedule): Set it.
9184 (gate_handle_delay_slots): Check it.
9185 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9186 (mips_reorg): Check flag_delayed_branch instead of
9187 mips_base_delayed_branch.
9188 (mips_override_options): Don't set mips_base_delayed_branch
9189 or flag_delayed_branch.
9191 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9193 PR rtl-optimization/38426.
9194 * ira.c (ira): Set current_function_is_leaf earlier.
9196 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9198 PR rtl-optimization/38722
9199 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9200 too early, only set a flag and modify after last possible
9203 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9206 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9207 * real.c (decimal_single_format): Correct values of emin and emax.
9208 (decimal_double_format): Ditto.
9209 (decimal_quad_format): Ditto.
9210 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9211 computation of DECnn_MIN and DECnn_MAX for corrected values of
9212 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9213 __DECnn_MIN__, and adjust its computation for the corrected value
9216 2009-01-06 Jan Hubicka <jh@suse.cz>
9219 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9221 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9223 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9224 Add Robert Clark to the list of testers.
9226 2009-01-06 Jan Hubicka <jh@suse.cz>
9227 Kai Tietz <kai.tietz@onevision.com>
9229 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9230 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9232 2009-01-06 Jan Hubicka <jh@suse.cz>
9233 Kai Tietz <kai.tietz@onevision.com>
9235 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9237 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9238 (ix86_nsaved_regs): Count only general purpose regs.
9239 (ix86_nsaved_sseregs): New.
9240 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9241 to 16 for w64; compute padding and size of sse reg save area.
9242 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9243 general purpose regs.
9244 (ix86_emit_save_sse_regs_using_mov): New.
9245 (ix86_expand_prologue): Save SSE regs if needed.
9246 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9247 (ix86_emit_restore_sse_regs_using_mov): New.
9248 (ix86_expand_epilogue): Save SSE regs if needed.
9250 2009-01-06 Jan Hubicka <jh@suse.cz>
9251 Kai Tietz <kai.tietz@onevision.com>
9253 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9254 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9255 functions when accumulate outgoing args is off.
9257 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9260 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9261 before using pseudos_have_intersected_live_ranges_p.
9263 * ira-int.h (ira_assert): Always define.
9265 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9267 AVX Programming Reference (December, 2008)
9268 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9269 (_mm256_permute2_pd): Likewise.
9270 (_mm_permute2_ps): Likewise.
9271 (_mm256_permute2_ps): Likewise.
9272 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9273 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9275 * config/i386/i386.c (ix86_builtins): Remove
9276 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9277 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9278 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9279 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9280 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9281 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9282 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9283 __builtin_ia32_vpermil2ps256.
9284 (ix86_init_mmx_sse_builtins): Updated.
9285 (ix86_expand_args_builtin): Likewise.
9287 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9289 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9290 long absolute calls when generating PA 2.0 code.
9292 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9294 PR rtl-optimization/38583
9295 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9297 * params.def (ira-max-conflict-table-size): New.
9299 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9301 * ira.h (ira_conflicts_p): New external definition.
9303 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9304 table. Report this. Return result of building.
9305 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9306 building conflict table.
9308 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9309 (ira_color): Use ira_conflicts_p.
9311 * global.c: Include ira.h.
9312 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9315 * Makefile.in (global.o): Add ira.h.
9317 * ira-build.c (mark_all_loops_for_removal,
9318 propagate_some_info_from_allocno): New.
9319 (remove_unnecessary_allocnos): Call
9320 propagate_some_info_from_allocno.
9321 (remove_low_level_allocnos): New.
9322 (remove_unnecessary_regions): Add parameter. Call
9323 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9324 parameter to remove_unnecessary_regions.
9325 (ira_build): Remove all regions but root if the conflict table was
9326 not built. Update conflict hard regs for allocnos crossing calls.
9328 * ira.c (ira_conflicts_p): New global.
9329 (ira): Define and use ira_conflicts_p.
9331 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9332 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9333 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9335 2009-01-06 Ben Elliston <bje@au.ibm.com>
9337 * gengtype-lex.l (YY_NO_INPUT): Define.
9339 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9342 * c-common.c (handle_vector_size_attribute): Also reject
9345 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9347 PR tree-optimization/38492
9348 * graphite.c (rename_map_elt, debug_rename_elt,
9349 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9350 rename_map_elt_info, eq_rename_map_elts,
9351 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9352 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9353 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9354 (sese_build_livein_liveouts): New.
9355 (new_sese, free_sese): New.
9356 (new_scop): Call new_sese.
9357 (free_scop): Call free_sese.
9358 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9359 (register_old_new_names): Renamed register_old_and_new_names.
9360 (register_scop_liveout_renames, add_loop_exit_phis,
9361 insert_loop_close_phis, struct igp,
9362 default_liveout_before_guard, add_guard_exit_phis,
9363 insert_guard_phis, copy_renames): New.
9364 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9365 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9366 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9367 (scop_adjust_phis_for_liveouts): New.
9368 (gloog): Call scop_adjust_phis_for_liveouts.
9370 * graphite.h (struct sese): Documented. Added fields liveout,
9372 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9373 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9374 (struct scop): Added field liveout_renames.
9375 (SCOP_LIVEOUT_RENAMES): New.
9377 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9379 PR tree-optimization/38510
9380 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9381 (translate_clast): Call recompute_all_dominators before
9383 (gloog): Call recompute_all_dominators before graphite_verify.
9385 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9386 Jan Sjodin <jan.sjodin@amd.com>
9388 PR tree-optimization/38500
9389 * graphite.c (create_sese_edges): Call fix_loop_structure after
9392 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9394 * config.gcc: Add m32r*-*-rtems*.
9395 * config/m32r/rtems.h: New file.
9397 2009-01-05 Ben Elliston <bje@au.ibm.com>
9399 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9400 (.po.pox): Likewise.
9401 (po/gcc.pot): Likewise.
9403 2009-01-04 David S. Miller <davem@davemloft.net>
9405 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9406 (STARTING_FRAME_OFFSET): Always set to zero.
9408 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9410 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9411 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9412 fixed-point types, and vectors of the same.
9414 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9416 * config/mips/sync.md (*mb_barrier): Rename to...
9417 (*memory_barrier): ...this.
9419 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9421 * doc/extend.texi (Function Attributes): Move @cindex after @item
9422 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9423 and put in alphabetical order. Fix 'target' name and put in order.
9424 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9427 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9429 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9430 (memory_barrier): Expand as unspec instead of unspec_volatile.
9431 Remove mem:BLK from insn operands. Use Pmode scratch register.
9432 (*memory_barrier): Define as unspec instead of unspec_volatile.
9433 Use (match_dup 0) as input operand.
9435 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9436 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9437 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9438 scratch register. Remove operand 1.
9439 (*stbar): Define as unspec instead of unspec_volatile.
9440 Use (match_dup 0) as input operand, remove (const_int 8).
9441 (*membar): Define as unspec instead of unspec_volatile.
9442 Use (match_dup 0) as input operand, remove input operand 2.
9444 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9445 (memory_barrier): Expand as unspec instead of unspec_volatile.
9446 Remove mem:BLK from insn operands. Use Pmode scratch register.
9447 (*memory_barrier): Define as unspec instead of unspec_volatile.
9448 Use (match_dup 0) as input operand.
9450 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9451 Remove mem:BLK from insn operands. Use Pmode scratch register.
9452 Set volatile flag on operand 0.
9453 (*memory_barrier): New insn pattern.
9455 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9457 (*memory_barrier): Use (match_dup 0) as input operand.
9459 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9460 Remove mem:BLK from insn operands. Use Pmode scratch register.
9461 Set volatile flag on operand 0.
9462 (*mb_internal): New insn pattern.
9464 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9466 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9469 * function.c (struct temp_slot): Move to the section of the file
9470 that deals with temp slots. Remove field 'address'.
9471 (temp_slot_address_table): New hash table of address -> temp slot.
9472 (struct temp_slot_address_entry): New struct, items for the table.
9473 (temp_slot_address_compute_hash, temp_slot_address_hash,
9474 temp_slot_address_eq, insert_temp_slot_address): Support functions
9476 (find_temp_slot_from_address): Rewrite to use the new hash table.
9477 (remove_unused_temp_slot_addresses): Remove addresses of temp
9478 slots that have been made available.
9479 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9480 worker function for remove_unused_temp_slot_addresses.
9481 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9482 Add the temp slot address to the address -> temp slot map.
9483 (update_temp_slot_address): Update via insert_temp_slot_address.
9484 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9485 (pop_temp_slots): Likewise.
9486 (init_temp_slots): Allocate the address -> temp slot map, or empty
9487 the map if it is already allocated.
9488 (prepare_function_start): Initialize temp slot processing.
9490 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9493 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9494 Calculate the size of all stack vars assuming no packing of stack
9495 vars will happen, replacing a quadratic algorithm with a linear one.
9497 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9500 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9503 2009-01-03 Diego Novillo <dnovillo@google.com>
9505 * doc/contrib.texi: Update contributions.
9507 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9510 * builtins.c (fold_builtin_memory_op): Give up if either operand
9511 is volatile. Set srctype or desttype to non-qualified version
9515 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9518 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9520 PR rtl-optimization/35805
9521 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9522 problem if fast dce is able to remove any instructions.
9523 * dce.c (dce_process_block): Fix dump message.
9525 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9528 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9530 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9533 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9534 * tree-pretty-print.c (op_code_prio): New function.
9535 (op_prio): No longer static. Use op_code_prio.
9536 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9537 Use op_prio and op_code_prio to determine if () should be
9538 printed around operand(s) or not.
9540 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9541 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9542 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9543 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9544 pp_character instead of pp_string for single letter printing.
9546 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9548 * doc/extend.texi: Fix '#pragma GCC option' typo.
9550 2009-01-02 Richard Guenther <rguenther@suse.de>
9552 * doc/install.texi (--enable-checking): Mention different
9554 (--enable-stage1-checking): Document.
9556 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9559 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9560 case to be an error.
9562 2009-01-02 Ben Elliston <bje@au.ibm.com>
9564 * config/fp-bit.h (pack_d): Constify argument.
9565 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9566 (isnan): Constify argument.
9570 (_fpadd_parts): Constify return type.
9571 (_fpmul_parts): Likewise.
9572 (_fpdiv_parts): Likewise.
9574 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9577 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9578 warn about overwriting initializer with side-effects or
9579 -Woverride-init if !IMPLICIT.
9580 (output_init_element): Likewise. Pass IMPLICIT down to
9582 (process_init_element): Add IMPLICIT argument. Pass it down
9583 to output_init_element.
9584 (push_init_element, pop_init_level, set_designator): Adjust
9585 process_init_element callers.
9586 (set_nonincremental_init, set_nonincremental_init_from_string):
9587 Adjust add_pending_init callers.
9588 (output_pending_init_elements): Adjust output_init_element callers.
9589 * c-tree.h (process_init_element): Adjust prototype.
9590 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9591 process_init_element callers.
9594 Copyright (C) 2009 Free Software Foundation, Inc.
9596 Copying and distribution of this file, with or without modification,
9597 are permitted in any medium without royalty provided the copyright
9598 notice and this notice are preserved.