1 2009-04-28 Joseph Myers <joseph@codesourcery.com>
3 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
4 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
6 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
9 * config/rs6000/option-defaults.h: ... here. New file.
10 (OPT_64, OPT_32): Define.
11 (MASK_64BIT): Define to 0 if not already defined.
12 (OPT_ARCH64, OPT_ARCH32): Define.
13 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18 * config/arm/arm.c (arm_override_options): Emit error on using
21 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
23 PR rtl-optimization/39914
24 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25 registers for allocnos created from user-defined variables only
28 2009-04-28 Richard Guenther <rguenther@suse.de>
31 * fold-const.c (fold_binary): Use distribute_real_division only
34 2009-04-28 Steve Ellcey <sje@cup.hp.com>
36 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
37 add hpux-stdint.h to tm_file.
38 (hppa[12]*-*-hpux11*): Ditto.
39 (ia64*-*-hpux*): Ditto.
40 * config/hpux-stdint.h: New.
41 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
42 __STDC_EXT__ for all compiles.
43 * config/pa/pa-hpux.h: Ditto.
44 * config/pa/pa-hpux10.h: Ditto.
45 * config/pa/pa-hpux11.h: Ditto.
47 2009-04-28 Catherine Moore <clm@codesourcery.com>
49 * debug.h (set_name): Add comment.
51 2009-04-28 Andrew Pinski <pinskia@gmail.com>
54 * config/darwin.c (machopic_gen_offset): Check
55 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
56 * config/arm/arm.c (require_pic_register): Likewise.
58 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
60 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
61 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
62 m32c_promote_prototypes): Delete.
64 2009-04-28 Michael Matz <matz@suse.de>
67 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
70 2009-04-28 Richard Guenther <rguenther@suse.de>
72 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
74 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
76 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
77 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
78 * config/arm/arm-tune.md: Regenerate.
80 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
82 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
83 block if there are complex incoming edges.
84 (sel_merge_blocks): Remove useless assert.
85 (sel_redirect_edge_and_branch): Check that edge was redirected.
86 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
87 (sel_find_rgns): Delete declaration.
88 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
89 the region when it is not a preheader.
91 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
94 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
96 2009-04-28 Richard Guenther <rguenther@suse.de>
98 * tree.h (SSA_NAME_VALUE): Remove.
99 (struct tree_ssa_name): Remove value_handle member.
100 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
101 array for jump threading.
102 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
104 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
105 * tree-flow.h (threadedge_initialize_values): Declare.
106 (threadedge_finalize_values): Likewise.
107 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
108 (SSA_NAME_VALUE): Define.
109 (threadedge_initialize_values): New function.
110 (threadedge_finalize_values): Likewise.
111 * tree-ssa-dom.c (ssa_name_values): New global variable.
112 (SSA_NAME_VALUE): Define.
113 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
115 2009-04-28 Ira Rosen <irar@il.ibm.com>
117 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
118 Use REPORT_VECTORIZED_LOCATIONS instead
119 REPORT_VECTORIZED_LOOPS.
120 * tree-vectorizer.c (vect_verbosity_level): Make static.
121 (vect_loop_location): Rename to vect_location.
122 (vect_set_verbosity_level): Update comment.
123 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
125 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
126 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
127 instead REPORT_UNVECTORIZED_LOOPS.
128 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
129 vect_loop_def to vect_external_def and vect_internal_def.
130 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
131 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
132 REPORT_UNVECTORIZED_LOCATIONS.
133 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
134 and vect_used_in_loop and to vect_unused_in_scope and
136 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
137 (vect_verbosity_level): Remove declaration.
138 (vect_analyze_operations): Likewise.
139 (vect_analyze_stmt): Declare.
140 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
141 REPORT_UNVECTORIZED_LOCATIONS.
142 (vect_get_loop_niters): Fix indentation.
143 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
144 (vect_analyze_loop_operations): New function.
145 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
146 vect_analyze_operations.
147 (vect_is_simple_reduction): Use new names.
148 (vectorizable_live_operation, vect_transform_loop): Likewise.
149 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
150 specify whether the data references can be a part of interleaving chain.
151 (vect_analyze_data_ref_dependence): Use new names.
152 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
153 (vect_create_addr_base_for_vector_ref): Remove redundant code.
154 * tree-vect-patterns.c (widened_name_p): Use new names.
155 (vect_recog_dot_prod_pattern): Likewise.
156 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
157 (process_use, vect_mark_stmts_to_be_vectorized,
158 vect_model_simple_cost, vect_model_store_cost,
159 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
160 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
161 vectorizable_operation, vectorizable_type_demotion,
162 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
163 vectorizable_condition): Likewise.
164 (vect_analyze_operations): Split into vect_analyze_loop_operations
166 (vect_analyze_stmt): ... new function.
167 (new_stmt_vec_info): Use new names.
168 (vect_is_simple_use): Use new names and fix comment.
169 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
170 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
172 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
175 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
176 and integer modes for x87 operands. Do not ICE for unsupported size,
177 generate error instead. Generate error for unsupported operand types.
178 ['z']: Do not handle HImode memory operands specially. Warning
179 for floating-point operands. Fallthru to 'Z' for unsupported operand
180 types. Do not ICE for unsupported size, generate error instead.
181 (output_387_binary_op): Use %Z to output operands.
182 (output_fp_compare): Ditto.
183 (output_387_reg_move): Ditto.
185 2009-04-28 Ben Elliston <bje@au.ibm.com>
190 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
192 * builtins.c (c_strlen): Do not warn here.
193 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
194 * c-common.c (pointer_int_sum): Take an explicit location.
195 Warn about offsets out of bounds.
196 * c-common.h (pointer_int_sum): Adjust declaration.
198 2009-04-27 Ian Lance Taylor <iant@google.com>
200 * collect2.c (is_ctor_dtor): Change type of ret field in struct
202 * dce.c (run_fast_df_dce): Change type of old_flags to int.
203 * df-core.c (df_set_flags): Change return type to int. Change
204 type of old_flags to int.
205 (df_clear_flags): Likewise.
206 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
207 (df_get_conditional_uses): Likewise.
208 * df.h (df_set_flags, df_clear_flags): Update declarations.
209 * dwarf2out.c (struct indirect_string_node): Change type of form
210 field to enum dwarf_form.
211 (AT_string_form): Change return type to enum dwarf_form.
212 * fixed-value.c (fixed_compare): Add cast to enum type.
213 * fwprop.c (update_df): Change 0 to VOIDmode.
214 * gensupport.c: Change 0 to UNKNOWN.
215 * gimple.h (gimple_cond_code): Add cast to enum type.
216 * haifa-sched.c (reemit_notes): Add cast to enum type.
217 * hooks.c (hook_int_void_no_regs): Remove function.
218 * hooks.h (hook_int_void_no_regs): Remove declaration.
219 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
220 * predict.c (combine_predictions_for_insn): Add casts to enum type.
221 * real.c (real_arithmetic): Add cast to enum type.
222 (real_compare): Likewise.
223 * target.h (struct gcc_target): Change return type of
224 branch_target_register_class to enum reg_class.
225 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
226 default_branch_target_register_class.
227 * targhooks.c (default_branch_target_register_class): New function.
228 * targhooks.h (default_branch_target_register_class): Declare.
229 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
230 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
232 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
234 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
235 vect_uninitialized_def. Change 0 to ERROR_MARK.
236 * tree-vect-stmts.c (supportable_widening_operation): Don't
237 initialize icode1 and icode2.
238 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
239 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
241 (cmn_err_flag_specs): Change 0 to STD_C89.
242 (cmn_err_char_table): Likewise.
243 * config/arm/arm.c (get_arm_condition_code): Change type of code
244 to enum arm_cond_code.
245 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
246 (IWMMXT_BUILTIN2): Likewise.
247 (neon_builtin_type_bits): Don't define typedef.
248 (neon_builtin_datum): Change type of bits field to int.
249 (arm_expand_neon_args): Add cast to enum type.
250 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
252 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
254 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
256 * config/mips/mips.md (jal_macro): Return enum constant.
257 (single_insn): Likewise.
258 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
260 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
262 * config/s390/s390.c (s390_tune_flags): Change type to int.
263 (s390_arch_flags): Likewise.
264 (s390_handle_arch_option): Change flags field of struct pta to int.
265 * config/s390/s390.h (s390_tune_flags): Update declaration.
266 (s390_arch_flags): Likewise.
267 * config/sh/sh.c (prepare_move_operands): Compare
268 tls_symbolic_operand result with enum constant.
269 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
270 (sh_expand_prologue): Add cast to enum type.
271 (sh_expand_epilogue): Likewise.
272 (tls_symbolic_operand): Change return type to enum tls_model.
273 (fpscr_set_from_mem): Add cast to enum type.
274 (legitimize_pic_address): Compare tls_symbolic_operand result with
276 (sh_target_reg_class): Change return type to enum reg_class.
277 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
279 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
280 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
281 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
282 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
283 (delayed_branch, tls_call_delay): Likewise.
284 (eligible_for_sibcall_delay): Likewise.
285 (eligible_for_return_delay): Likewise.
286 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
287 (spu_expand_builtin_1): Likewise.
289 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
290 for all types of conversions.
291 (output_init_element): Issue -Wc++-compat warning if needed when
292 initializing a bitfield with enum type.
293 * c-parser.c (c_parser_expression): Set original_type to
294 original_type of right hand operand of comman operator.
296 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
298 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
300 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
301 * doc/cpp.texi (Standard Predefined Macros)
302 (Implementation-defined behavior): Likewise.
303 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
304 * doc/gimple.texi (GIMPLE Exception Handling)
305 (@code{GIMPLE_ASSIGN}): Likewise.
306 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
307 * doc/invoke.texi (Warning Options, Optimize Options)
308 (AVR Options, Darwin Options): Likewise.
309 (Optimize Options): Reformulate -fwhole-program description.
310 * doc/loop.texi (Lambda): Likewise.
311 * doc/md.texi (Output Template, Define Constraints)
312 (Standard Names, Insn Splitting): Likewise.
313 * doc/options.texi (Option properties): Likewise.
314 * doc/passes.texi (Tree-SSA passes): Likewise.
315 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
316 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
317 (File Names and DBX): Likewise.
318 * doc/trouble.texi (Incompatibilities): Likewise.
320 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
322 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
323 instruction is correct.
325 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
327 Allow non-constant arguments to conversion intrinsics.
328 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
329 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
330 * spu.c (print_operand): Handle 'v' and 'w'.
331 (exp2_immediate_p, spu_gen_exp2): Define.
332 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
333 spu_convtf_1): Update parameter descriptions.
334 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
335 * constraints.md ('v', 'w'): New.
336 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
338 (i2f, I2F): New define_mode_attr.
339 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
340 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
341 fixuns_truncv4sfv4si2): Update to use mode attribute.
342 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
343 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
344 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
345 patterns for combine.
347 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
349 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
350 (cprop, hoist, pre, store_motion): New debug counters.
351 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
352 is not an RTL pass anymore.
353 (pass_profiling): Remove extern decl for pass removed in 2005.
354 (pass_gcse, pass_jump_bypass): Remove.
355 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
356 to 0 for clean state.
357 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
358 * cse.c (gate_handle_cse_after_global_opts,
359 rest_of_handle_cse_after_global_opts): New functions.
360 (pass_cse_after_global_opts): New pass, does local CSE.
361 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
362 (TV_CPROP): New timevar.
363 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
364 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
365 (gcse_main, recompute_all_luids): Remove.
366 (compute_hash_table_work): Call max_reg_num instead of reading
368 (cprop_jump): Don't set run_jump_opt_after_gcse.
369 (constprop_register): Always allow to alter jumps.
370 (cprop_insn): Likewise.
371 (do_local_cprop): Likewise.
372 (local_cprop_pass): Likewise. Return non-zero if something changed.
373 (cprop): Remove function, fold interesting bits into one_cprop_pass.
374 (find_implicit_sets): Add note about missed optimization opportunity.
375 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
376 pass_rtl_cprop execute function.
377 Don't bother tracking the pass number, each pass gets its own dumpfile
379 Always allow to alter jumpsand bypass jumps.
380 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
381 will just find no suitable set.
382 (pre_edge_insert): Fix dumping, this function is for PRE only.
383 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
384 pass_rtl_pre execute function.
385 (hoist_code): Return non-zero if something changed. Keep track of
386 substitutions and insertions for statistics gathering similar to PRE.
387 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
388 called from the pass_rtl_hoist execute function. Show pass statistics.
389 (compute_store_table): Use max_reg_num directly instead of using the
390 formerly global max_gcse_regno.
391 (build_store_vectors): Likewise.
392 (replace_store_insn): Fix dumping.
393 (store_motion): Rename to ...
394 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
395 pass, called from the pass_rtl_store_motion execute function. Keep
396 track of substitutions and insertions for statistics gathering similar
398 (bypass_jumps): Remove, fold interesting bits into ...
399 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
400 from the pass_rtl_cprop execute function.
401 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
402 pass_jump_bypass): Remove.
403 (gate_handle_gcse, rest_of_handle_gcse): Remove.
404 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
405 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
406 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
407 (gate_rtl_store_motion, execute_rtl_store_motion,
408 pass_rtl_store_motion): New.
409 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
410 make it clear that -fcse-skip-blocks is a no-op for backward compat.
411 * passes.c (init_optimization_passes): Remove pass_gcse and
412 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
413 and cse_after_global_opts in place of pass_gcse. Schedule cprop
414 instead of pass_jump_bypass.
416 2009-04-27 Richard Guenther <rguenther@suse.de>
419 * gimplify.c (gimplify_expr): If we are required to create
420 a temporary make sure it ends up as register.
422 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
425 * config/i386/i386.c (construct_container): Don't call
426 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
427 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
429 2009-04-27 Michael Matz <matz@suse.de>
431 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
432 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
433 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
434 (dump_replaceable_exprs): Take a bitmap.
435 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
437 (expand_gimple_basic_block): Likewise.
438 * tree-ssa-ter.c (struct temp_expr_table_d): Make
439 replaceable_expressions member a bitmap.
440 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
441 (mark_replaceable): Likewise.
442 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
443 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
445 2009-04-27 Richard Guenther <rguenther@suse.de>
447 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
448 (verify_stmts): Dispatch to gimple/type verification code.
449 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
450 issue with call argument types.
452 2009-04-27 Michael Matz <matz@suse.de>
454 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
455 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
458 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
459 Eric Botcazou <ebotcazou@adacore.com>
461 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
462 a label's basic block.
463 (mark_target_live_regs): Tidy and rework obsolete comments.
464 Change back DF problem to LIVE. If a label starts a basic block,
465 assume that all registers that used to be live then still are.
466 (init_resource_info): If a label starts a basic block, set its
467 BLOCK_FOR_INSN accordingly.
468 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
470 2009-04-27 Richard Guenther <rguenther@suse.de>
472 * tree-flow-inline.h (function_ann): Remove.
473 (get_function_ann): Likewise.
474 * tree-dfa.c (create_function_ann): Remove.
475 * tree-flow.h (struct static_var_ann_d): Remove.
476 (struct function_ann_d): Likewise.
477 (union tree_ann_d): Remove fdecl member.
478 (function_ann_t): Remove.
479 (function_ann, get_function_ann, create_function_ann): Remove
482 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
484 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
486 2009-04-27 Jan Hubicka <jh@suse.cz>
488 * ipa-pure-const.c (struct funct_state_d): New fields
489 state_previously_known, looping_previously_known; remove
491 (analyze_function): Use new fields.
492 (propagate): Avoid assumption that state_set_in_source imply
495 * tree-ssa-loop-niter.c (finite_loop_p): New function.
496 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
497 * cfgloop.h (finite_loop_p): Declare.
499 2009-04-26 Michael Matz <matz@suse.de>
501 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
503 2009-04-26 Michael Matz <matz@suse.de>
505 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
506 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
507 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
508 pass_mark_used_blocks): Remove.
509 * tree-optimize.c (pass_free_datastructures,
510 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
511 * passes.c (init_optimization_passes): Don't call
512 pass_mark_used_blocks, remove dead code.
514 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
516 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
517 * tree-ssa-live.h (register_ssa_partition): Likewise.
519 2009-04-26 Michael Matz <matz@suse.de>
522 * builtins.c (fold_builtin_next_arg): Handle SSA names.
523 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
524 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
526 (compare_pairs): Swap cost comparison.
527 (coalesce_ssa_name): Don't use change_partition_var.
528 * tree-nrv.c (struct nrv_data): Add modified member.
529 (finalize_nrv_r): Set it.
530 (tree_nrv): Use it to update statements.
531 (pass_nrv): Require PROP_ssa.
532 * tree-mudflap.c (mf_decl_cache_locals,
533 mf_build_check_statement_for): Use make_rename_temp.
534 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
535 * alias.c (find_base_decl): Handle SSA names.
536 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
537 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
538 * rtl.h (set_reg_attrs_for_parm): Declare.
539 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
540 to "optimized", remove unused locals at finish.
541 (execute_free_datastructures): Make global, call
542 delete_tree_cfg_annotations.
543 (execute_free_cfg_annotations): Don't call
544 delete_tree_cfg_annotations.
546 * ssaexpand.h: New file.
547 * expr.c (toplevel): Include ssaexpand.h.
548 (expand_assignment): Handle SSA names the same as register variables.
549 (expand_expr_real_1): Expand SSA names.
550 * cfgexpand.c (toplevel): Include ssaexpand.h.
551 (SA): New global variable.
552 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
554 (set_rtl): New helper function.
555 (add_stack_var): Deal with SSA names, use set_rtl.
556 (expand_one_stack_var_at): Likewise.
557 (expand_one_stack_var): Deal with SSA names.
558 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
559 before unique numbers.
560 (expand_stack_vars): Use set_rtl.
561 (expand_one_var): Accept SSA names, add asserts for them, feed them
562 to above subroutines.
563 (expand_used_vars): Expand all partitions (without default defs),
564 then only the local decls (ignoring those expanded already).
565 (expand_gimple_cond): Remove edges when jumpif() expands an
567 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
568 or remove abnormal edges. Ignore insns setting the LHS of a TERed
570 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
571 members of SA; deal with PARM_DECL partitions here; expand
572 all PHI nodes, free tree datastructures and SA. Commit instructions
573 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
574 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
575 info and statements at start, collect garbage at finish.
576 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
577 (VAR_ANN_PARTITION) Remove.
578 (change_partition_var): Don't declare.
579 (partition_to_var): Always return SSA names.
580 (var_to_partition): Only accept SSA names.
581 (register_ssa_partition): Only check argument.
582 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
584 (delete_var_map): Don't free it.
585 (var_union): Only accept SSA names, simplify.
586 (partition_view_init): Mark only useful SSA names as used.
587 (partition_view_fini): Only deal with SSA names.
588 (change_partition_var): Remove.
589 (dump_var_map): Use ssa_name instead of partition_to_var member.
590 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
592 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
593 (struct _elim_graph): New member const_dests; nodes member vector of
595 (set_location_for_edge): New static helper.
596 (create_temp): Remove.
597 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
598 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
599 (new_elim_graph): Allocate const_dests member.
600 (clean_elim_graph): Truncate const_dests member.
601 (delete_elim_graph): Free const_dests member.
602 (elim_graph_size): Adapt to new type of nodes member.
603 (elim_graph_add_node): Likewise.
604 (eliminate_name): Likewise.
605 (eliminate_build): Don't take basic block argument, deal only with
606 partition numbers, not variables.
607 (get_temp_reg): New static helper.
608 (elim_create): Use it, deal with RTL temporaries instead of trees.
609 (eliminate_phi): Adjust all calls to new signature.
610 (assign_vars, replace_use_variable, replace_def_variable): Remove.
611 (rewrite_trees): Only do checking.
612 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
613 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
614 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
615 contains_tree_r, MAX_STMTS_IN_LATCH,
616 process_single_block_loop_latch, analyze_edges_for_bb,
617 perform_edge_inserts): Remove.
618 (expand_phi_nodes): New global function.
619 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
620 functions, initialize new parameter, remember partitions having a
622 (finish_out_of_ssa): New global function.
623 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
624 don't reset in_ssa_p here, don't disable TER when mudflap.
625 (pass_del_ssa): Remove.
626 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
628 (execute_free_datastructures): Declare.
629 * Makefile.in (SSAEXPAND_H): New variable.
630 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
631 * basic-block.h (commit_one_edge_insertion): Declare.
632 * passes.c (init_optimization_passes): Move pass_nrv and
633 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
634 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
635 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
636 (redirect_branch_edge): Deal with super block when expanding, split
637 out jump patching itself into ...
638 (patch_jump_insn): ... here, new static helper.
640 2009-04-26 Michael Matz <matz@suse.de>
642 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
643 beyond num_ssa_names.
644 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
645 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
647 2009-04-26 Jakub Jelinek <jakub@redhat.com>
650 * fwprop.c (forward_propagate_asm): New function.
651 (forward_propagate_and_simplify): Propagate also into __asm, if it
652 doesn't increase the number of referenced registers.
655 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
657 2009-04-26 Jakub Jelinek <jakub@redhat.com>
659 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
660 note_nonlocal_vla_type for nonlocal VLAs.
661 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
662 contains_remapped_vars, remap_vla_decls): New functions.
663 (convert_nonlocal_reference_stmt): If not optimizing, call
664 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
665 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
666 if it wasn't found in var_map.
667 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
668 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
669 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
671 * gimplify.c (nonlocal_vlas): New variable.
672 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
674 (gimplify_body): Create and destroy nonlocal_vlas.
676 * dwarf2out.c (loc_descr_plus_const): New function.
677 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
678 mem_loc_descriptor, loc_descriptor_from_tree_1,
679 descr_info_loc, gen_variable_die): Use it.
681 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
682 !TREE_STATIC VAR_DECLs.
683 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
684 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
685 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
686 DECL_BY_REFERENCE is valid.
687 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
688 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
689 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
690 Copy DECL_BY_REFERENCE.
691 (struct nesting_copy_body_data): New type.
692 (nesting_copy_decl): New function.
693 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
694 if they have variable length.
696 2009-04-26 Michael Matz <matz@suse.de>
698 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
699 mark new temporaries for renaming.
701 2009-04-26 Joseph Myers <joseph@codesourcery.com>
704 * c-decl.c (global_bindings_p): Return negative value.
705 (c_variable_size): New. Based on variable_size from
707 (grokdeclarator): Call c_variable_size not variable_size.
709 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
711 * config/i386/i386.c (print_operand) ['z']: Fix typo.
713 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
715 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
716 Redefine it to just use mingw/include.
717 (ASM_SPEC): Rules for -m32 and -m64.
718 (LINK_SPEC): Use Likewise.
719 (SPEC_32): New define.
721 (SUB_LINK_SPEC): Likewise.
722 (MULTILIB_DEFAULTS): New define.
723 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
724 Add multilib options.
725 (MULTILIB_DIRNAMES): Likewise.
726 (MULTILIB_OSDIRNAMES): Likewise.
728 (INSTALL_LIBGCC): Likewise.
730 2009-04-26 Joseph Myers <joseph@codesourcery.com>
733 * c-tree.h (enum c_inline_static_type): New.
734 (record_inline_static): Declare.
735 * c-decl.c (struct c_inline_static, c_inline_statics,
736 record_inline_static, check_inline_statics): New.
737 (pop_file_scope): Call check_inline_statics.
738 (start_decl): Call record_inline_static instead of pedwarning
739 directly for static in inline function.
740 * c-typeck.c (build_external_ref): Call record_inline_static
741 instead of pedwarning directly for static referenced in inline
744 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
746 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
747 not new but only being rescanned.
748 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
749 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
750 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
751 record_set_info, compute_set, grealloc): Remove.
752 (recompute_all_luids): New function.
753 (gcse_main): Don't compute sets, and don't do related memory
754 allocations/free-ing. If something changed before the end of the
755 pass, update LUIDs using recompute_all_luids.
756 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
757 (free_gcse_mem): Don't free it either.
758 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
759 Use the df insn LUIDs.
760 (load_killed_in_block): Likewise.
761 (compute_hash_table_work): Don't compute reg_set_in_block.
762 (compute_transp): Use DF_REG_DEF_CHAINs.
763 (local_cprop_pass): Don't use compute_sets and related functions.
764 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
765 Use get_max_uid() instead of max_cuid.
766 (insert_insn_end_basic_block, pre_insert_copy_insn,
767 update_ld_motion_stores): Don't try to
768 keep reg_set tables up to date.
769 (pre_insert_copies): Use df insn LUIDs.
770 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
771 (reg_set_info): Don't use extra bitmap argument.
772 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
773 information to compute regs_set_in_block.
774 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
775 (bypass_jumps): Don't use compute_sets and friends.
777 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
780 * opts.c (undocumented_msg): Do not leave blank even with
783 2009-04-25 Joseph Myers <joseph@codesourcery.com>
785 * c-decl.c (build_enumerator): Allow values folding to integer
786 constants but not integer constant expressions with a pedwarn if
789 2009-04-25 Joseph Myers <joseph@codesourcery.com>
792 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
793 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
794 type is an integer constant.
796 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
799 * config/i386/i386.c (print_operand) ['z']: Revert handling of
802 2009-04-25 Joseph Myers <joseph@codesourcery.com>
805 * c-decl.c (grokdeclarator): Diagnose declarations of functions
806 with variably modified return type and no storage class
807 specifiers, except for the case of nested functions. Distinguish
808 extern declarations of functions with variably modified return
809 types from those of objects with variably modified types.
811 2009-04-25 Jan Hubicka <jh@suse.cz>
813 * tree.c (list_equal_p): New function.
814 * tree.h (list_equal_p): Declare.
815 * coretypes.h (edge_def, edge, const_edge, basic_block_def
816 basic_block_def, basic_block, const_basic_block): New.
817 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
818 (redirect_eh_edge): New function.
819 (make_eh_edge_update_phi): EH edges are not abnormal.
820 * except.c: Include tree-flow.h.
821 (list_match): New function.
822 (eh_region_replaceable_by_p): New function.
823 (replace_region): New function.
824 (hash_type_list): New function.
825 (hash_eh_region): New function.
826 (eh_regions_equal_p): New function.
827 (merge_peers): New function.
828 (remove_unreachable_regions): Verify EH tree when checking;
830 (copy_eh_region_1): New function.
831 (copy_eh_region): New function.
832 (push_reachable_handler): New function.
833 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
834 regions without label but with live RESX.
835 * except.h (redirect_eh_edge_to_label): New.
836 * tree-flow.h (redirect_eh_edge): New.
837 * coretypes.h (edge_def, edge, const_edge, basic_block_def
838 basic_block_def, basic_block, const_basic_block): Remove.
839 * Makefile.in (except.o): Add dependency on tree-flow.h
840 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
841 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
844 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
847 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
848 on the destination of memcpy.
850 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
852 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
853 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
854 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
856 2009-04-25 Jan Hubicka <jh@suse.cz>
858 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
859 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
860 to be reached by different label than left.
861 (update_eh_edges): Update comment; remove edge_to_remove if possible
862 and return true if suceeded.
863 (cleanup_empty_eh): Accept sharing map; handle shared regions.
864 (cleanup_eh): Compute sharing map.
865 * except.c (remove_eh_handler_and_replace): Add argument if we should
867 (remove_unreachable_regions): Update for label sharing.
868 (label_to_region_map): Likewise.
869 (get_next_region_sharing_label): New function.
870 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
872 (remove_eh_handler): Update.
873 (remove_eh_region_and_replace_by_outer_of): New function.
874 * except.h (struct eh_region): Add next_region_sharing_label.
875 (remove_eh_region_and_replace_by_outer_of,
876 get_next_region_sharing_label): Declare.
877 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
879 2009-04-25 Jan Hubicka <jh@suse.cz>
881 * tree-cfg.c (split_critical_edges): Split also edges where we can't
882 insert code even if they are not critical.
884 2009-04-25 Jan Hubicka <jh@suse.cz>
886 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
887 (gimple_can_remove_branch_p): EH edges won't remove branch by
889 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
890 updating of non-abnormal EH edges.
891 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
892 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
893 (split_critical_edges): Split also edges where emitting code on them
894 will lead to splitting later.
896 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
897 H.J. Lu <hongjiu.lu@intel.com>
900 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
901 the configured assembler supports fildq and fistpq mnemonics.
902 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
903 * configure: Regenerated.
906 * config/i386/i386.c (print_operand): Handle 'Z'.
907 ['z']: Remove handling of special fild/fist suffixes.
908 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
909 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
911 (*floatsi<mode>2_vector_mixed): Ditto.
912 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
913 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
914 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
915 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
916 * config/i386/gas.h (GAS_MNEMONICS): Remove.
918 2009-04-25 Ben Elliston <bje@au.ibm.com>
920 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
921 the source of a set operation.
923 2009-04-25 Anatoly Sokolov <aesok@post.ru>
925 * target.h (struct gcc_target): Add case_values_threshold field.
926 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
927 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
928 * targhooks.c (default_case_values_threshold): New function.
929 * targhooks.h (default_case_values_threshold): Declare function.
930 * stmt.c (expand_case): Use case_values_threshold target hook.
931 * expr.h (case_values_threshold): Remove declartation.
932 * expr.c (case_values_threshold): Remove function.
933 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
935 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
936 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
937 (avr_case_values_threshold): Declare as static.
938 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
940 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
941 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
942 (mn10300_case_values_threshold): New function.
944 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
946 * ira.c (setup_cover_and_important_classes): Add enum cast.
948 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
950 * genpreds.c (write_enum_constraint_num): Output definition of
951 CONSTRAINT_NUM_DEFINED_P macro.
952 * ira.c (setup_cover_and_important_classes): Use
953 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
955 2009-04-24 DJ Delorie <dj@redhat.com>
957 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
958 __SH2A_SINGLE_ONLY__ also.
960 2009-04-24 Steve Ellcey <sje@cup.hp.com>
962 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
963 (movdf_internal): Ditto.
964 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
965 SFmode and DFmode constants.
966 (ia64_print_operand): Add 'G' format for printing
967 floating point constants.
969 2009-04-24 Richard Guenther <rguenther@suse.de>
971 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
972 from unsigned additions.
974 2009-04-24 Joseph Myers <joseph@codesourcery.com>
976 * c-typeck.c (set_init_index): Allow array designators that are
977 not integer constant expressions with a pedwarn if pedantic.
979 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
981 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
982 zero if no overlap in nonzero bits between the operands.
984 2009-04-24 Ian Lance Taylor <iant@google.com>
986 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
987 (record_dead_and_set_regs): Likewise.
988 * df.h (struct df_mw_hardreg): Change flags field to int.
989 (struct df_base_ref): Likewise.
990 (struct df): Change changeable_flags field to int.
991 * df-scan.c (df_defs_record): Change clobber_flags to int.
992 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
993 constants rather than #define macros.
994 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
995 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
996 (enum dwarf_calling_convention): Likewise.
997 (enum dwarf_line_number_x_ops): Likewise.
998 (enum dwarf_call_frame_info): Likewise.
999 (enum dwarf_source_language): Likewise.
1000 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1001 (add_calling_convention_attribute): Likewise.
1002 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1003 (combine_comparisons): Change compcode to int. Add cast to enum type.
1004 * genrecog.c (maybe_both_true_2): Change c to int.
1005 (write_switch): Likewise. Add cast to enum type.
1006 * gimplify.c (gimplify_omp_for): Handle return values from
1007 gimplify_expr using MIN rather than bitwise or.
1008 (gimplify_expr): Add cast to enum type.
1009 * ipa-prop.c (update_jump_functions_after_inlining): Change
1010 IPA_BOTTOM to IPA_JF_UNKNOWN.
1011 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1012 Add casts to enum type.
1013 (setup_cover_and_important_classes): Change cl to int. Add casts
1015 (setup_class_translate): Change cl and mode to int.
1016 (ira_init_once): Change mode to int.
1017 (free_register_move_costs): Likewise.
1018 (setup_prohibited_mode_move_regs): Add casts to enum type.
1019 * langhooks.c (add_builtin_function_common): Rework assertion that
1020 value fits bitfield.
1021 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1022 * omega.c (omega_do_elimination): Avoid math on enum types.
1023 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1024 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1025 int local to handle integral_argment value.
1026 * regmove.c (try_auto_increment): Change PUT_MODE to
1028 * reload.c (push_secondary_reload): Add casts to enum type.
1029 (secondary_reload_class, find_valid_class): Likewise.
1030 * reload1.c (emit_input_reload_insns): Likewise.
1031 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1032 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1033 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1035 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1036 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1038 (expand_complex_libcall): Add casts to enum type.
1039 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1040 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1041 with ERROR_MARK, not NUM_TREE_CODES.
1042 (vect_create_epilog_for_reduction): Likewise.
1043 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1044 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1045 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1047 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1048 vect_unused_in_loop. Change 0 to loop_vect.
1049 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1050 * var-tracking.c (get_init_value): Change return type to enum
1052 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1053 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1055 (arm_override_options): Add casts to enum type.
1056 (arm_emit_tls_decoration): Likewise.
1057 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1059 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1060 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1061 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1063 * config/s390/s390.c (code_for_builtin_64): Change to array of
1065 (code_for_builtin_31): Likewise.
1066 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1068 * config/sparc/sparc.c (sparc_override_options): Change value
1069 field in struct code_model to enum cmodel. In initializer change
1070 0 to NULL and add cast to enum type.
1072 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1073 Change all callers. Issue a -Wc++-compat warning using
1074 lhs_origtype if necessary.
1075 (convert_for_assignment): Issue -Wc++-compat warnings about
1076 invalid conversions to enum type on assignment.
1077 * c-common.h (build_modify_expr): Update declaration.
1079 2009-04-24 Nick Clifton <nickc@redhat.com>
1081 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1082 (function_arg_advance): Likewise.
1083 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1086 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1088 * config/s390/constraints.md ('I', 'J'): Fix condition.
1090 2009-04-24 Diego Novillo <dnovillo@google.com>
1092 * gengtype-parse.c (parse_error): Add newline after message.
1094 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1096 * config/i386/sse.md (avxmodesuffixs): Removed.
1097 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1098 (*avx_pinsr<ssevecsize>): This.
1100 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1102 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1103 follow chains of regs with a single definition, and allow expressions
1104 that are function_invariant_p.
1105 (simple_rhs_p): Allow expressions that are function_invariant_p.
1107 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1110 * fold-const.c (fold_cond_expr_with_comparison): When folding
1111 > and >= to MAX, make sure the MAX uses the same type as the
1112 comparison's operands.
1114 2009-04-24 Nick Clifton <nickc@redhat.com>
1116 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1117 addressing for DImode accesses.
1118 (frv_print_operand_address): Handle PLUS case.
1119 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1121 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1123 PR rtl-optimization/39794
1124 * alias.c (canon_true_dependence): Add x_addr argument.
1125 * rtl.h (canon_true_dependence): Adjust prototype.
1126 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1127 * cselib.c (cselib_invalidate_mem): Likewise.
1128 * gcse.c (compute_transp): Likewise.
1129 * dse.c (scan_reads_nospill): Likewise.
1130 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1131 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1132 canon_base_addr of the group, plus optional offset.
1133 (struct group_info): Rename canon_base_mem to
1135 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1136 canon_rtx of base_mem.
1138 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1140 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1141 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1143 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1145 * config/spu/spu-builtins.h: Delete file.
1147 * config/spu/spu.h (enum spu_builtin_type): Move here from
1149 (struct spu_builtin_description): Likewise. Add GTY marker.
1150 Do not use enum spu_function_code or enum insn_code.
1151 (spu_builtins): Add extern declaration.
1153 * config/spu/spu.c: Do not include "spu-builtins.h".
1154 (enum spu_function_code, enum spu_builtin_type_index,
1155 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1156 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1157 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1158 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1159 (spu_builtin_types): Make static. Add GTY marker.
1160 (spu_builtins): Add extern declaration with GTY marker.
1163 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1164 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1165 Check programmatically whether all parameters are scalar.
1167 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1169 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1171 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1172 assignment from the constructor either if the target is volatile.
1174 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1176 * config/arm/arm.md (insv): Do not share operands[0].
1178 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1180 * config/vxlib-tls.c (active_tls_threads): Delete.
1181 (delete_hook_installed): New.
1182 (tls_delete_hook): Don't delete the delete hook.
1183 (tls_destructor): Delete it here.
1184 (__gthread_set_specific): Adjust installing the delete hook.
1185 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1186 __gthread_leave_tsd_dtor_context.
1188 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1190 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1192 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1194 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1196 (alpha_rtx_costs): Ditto.
1197 (emit_unlikely_jump): Use add_reg_note.
1198 (emit_frame_store_1): Ditto.
1199 (alpha_expand_prologue): Ditto.
1200 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1201 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1203 2009-04-23 Nick Clifton <nickc@redhat.com>
1205 * config/v850/v850.md (epilogue): Remove suppressed code.
1206 (return): Rename to return_simple and remove test of frame size.
1207 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1208 to gen_return_simple.
1210 2009-04-22 Jing Yu <jingyu@google.com>
1213 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1215 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1218 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1219 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1220 value is a VECTOR_CST, the element type is the element type of the
1223 2009-04-22 DJ Delorie <dj@redhat.com>
1225 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1227 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1229 * alias.c (find_base_term): Move around LO_SUM case, so that
1230 CONST falls through into PLUS/MINUS handling.
1233 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1234 into 0, use omit_one_operand.
1236 2009-04-23 Ben Elliston <bje@au.ibm.com>
1238 * config/rs6000/linux-unwind.h (get_regs): Remove type
1239 puns. Change the type of `pc' to an array of unsigned ints and
1240 update all users. Constify frame24.
1242 2009-04-22 DJ Delorie <dj@redhat.com>
1244 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1245 declarations before code.
1246 (current_function_special_page_vector): Likewise.
1247 (m32c_expand_insv): Silence a warning.
1249 2009-04-21 Taras Glek <tglek@mozilla.com>
1251 * alias.c: Update GTY annotations to new syntax.
1252 * basic-block.h: Likewise.
1253 * bitmap.h: Likewise.
1254 * c-common.h: Likewise.
1255 * c-decl.c: Likewise.
1256 * c-parser.c: Likewise.
1257 * c-pragma.c: Likewise.
1258 * c-tree.h: Likewise.
1259 * cfgloop.h: Likewise.
1260 * cgraph.h: Likewise.
1261 * config/alpha/alpha.c: Likewise.
1262 * config/arm/arm.h: Likewise.
1263 * config/avr/avr.h: Likewise.
1264 * config/bfin/bfin.c: Likewise.
1265 * config/cris/cris.c: Likewise.
1266 * config/darwin.c: Likewise.
1267 * config/frv/frv.c: Likewise.
1268 * config/i386/i386.c: Likewise.
1269 * config/i386/i386.h: Likewise.
1270 * config/i386/winnt.c: Likewise.
1271 * config/ia64/ia64.h: Likewise.
1272 * config/iq2000/iq2000.c: Likewise.
1273 * config/mips/mips.c: Likewise.
1274 * config/mmix/mmix.h: Likewise.
1275 * config/pa/pa.c: Likewise.
1276 * config/pa/pa.h: Likewise.
1277 * config/rs6000/rs6000.c: Likewise.
1278 * config/s390/s390.c: Likewise.
1279 * config/sparc/sparc.c: Likewise.
1280 * config/xtensa/xtensa.c: Likewise.
1281 * cselib.h: Likewise.
1282 * dbxout.c: Likewise.
1283 * dwarf2out.c: Likewise.
1284 * except.c: Likewise.
1285 * except.h: Likewise.
1286 * fixed-value.h: Likewise.
1287 * function.c: Likewise.
1288 * function.h: Likewise.
1289 * gimple.h: Likewise.
1290 * integrate.c: Likewise.
1291 * optabs.c: Likewise.
1292 * output.h: Likewise.
1295 * stringpool.c: Likewise.
1296 * tree-data-ref.c: Likewise.
1297 * tree-flow.h: Likewise.
1298 * tree-scalar-evolution.c: Likewise.
1299 * tree-ssa-address.c: Likewise.
1300 * tree-ssa-alias.h: Likewise.
1301 * tree-ssa-operands.h: Likewise.
1304 * varasm.c: Likewise.
1305 * varray.h: Likewise.
1307 * coretypes.h: Do not define GTY macro if it is already defined.
1308 * doc/gty.texi: Update GTY documentation to new syntax.
1309 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1310 annotations on structs.
1311 * gengtype-parse.c: Likewise.
1313 2009-04-22 Mark Heffernan <meheff@google.com>
1315 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1317 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1319 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1322 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1324 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1325 the same as a PLUS without a shift. Increase the cost of a
1328 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1330 * Makefile.in: Update dependencies.
1331 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1332 * errors.h: Remove bogus comment about compatibility.
1333 (warning): Update declaration.
1334 * genautomata.c: Update all calls to warning.
1335 * gimple.c: Do not include errors.h. Include toplev.h.
1336 * tree-ssa-structalias.c: Do not include errors.h.
1337 * omega.c: Likewise.
1338 * tree-ssa-reassoc.c: Likewise.
1339 * config/spu/spu-c.c: Likewise.
1340 * config/spu/t-spu-elf: Update dependencies.
1342 2009-04-22 Richard Guenther <rguenther@suse.de>
1344 PR tree-optimization/39824
1345 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1346 make sure the types are compatible.
1348 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1351 * c-common.c (c_parse_error): Take a token_flags parameter.
1352 Use token_type for the token type instead.
1353 Pass token_flags to cpp_type2name.
1354 * c-common.h (c_parse_error): Update declaration.
1355 * c-parser.c (c_parser_error): Pass 0 as token flags.
1357 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1359 PR rtl-optimization/39580
1360 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1362 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1364 * function.c (expand_function_end): Do not emit a jump to the "naked"
1365 return label for fall-through returns.
1366 * except.c (sjlj_emit_function_exit): Always place the call to the
1367 unregister function at the location installed by expand_function_end.
1369 2009-04-22 Richard Guenther <rguenther@suse.de>
1371 PR tree-optimization/39845
1372 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1373 (gen_inbound_check): Likewise.
1375 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1377 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1379 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1380 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1382 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1384 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1385 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1386 shift counts to avoid out-of-bounds array accesses.
1388 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1390 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1391 (Pmode): Move above.
1393 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1395 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1396 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1397 GET_CODE macro. Use IN_RANGE macro where appropriate.
1398 * config/alpha/alpha.h: Ditto.
1399 * config/alpha/alpha.md: Ditto.
1400 * config/alpha/constraints.md: Ditto.
1401 * config/alpha/predicates.md: Ditto.
1403 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1405 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1406 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1407 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1408 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1409 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1410 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1411 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1412 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1413 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1414 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1415 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1416 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1417 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1418 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1419 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1420 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1421 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1422 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1423 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1424 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1425 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1426 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1427 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1428 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1429 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1430 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1431 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1433 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1435 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1436 references from comments.
1437 * cfgbuild.c: (count_basic_blocks): Delete.
1438 (find_basic_blocks_1): Delete.
1439 (find_basic_blocks): Delete.
1440 * except.c (finish_eh_generation): Make static. Move comment from
1441 except.h here. Remove find_basic_blocks references from comments.
1442 * except.h (finish_eh_generation): Delete.
1443 * basic-block.h (find_basic_blocks): Delete.
1444 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1446 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1448 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1449 (sdbout_parms): Likewise.
1451 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1453 * config/sh/sh.c (prepare_cbranch_operands): Use
1454 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1455 (expand_cbranchdi4): Likewise.
1456 (from_compare): Add cast to enum type.
1457 (expand_cbranchsi4): Use add_reg_note.
1458 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1459 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1460 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1461 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1462 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1463 instead of CODE_FOR_nothing.
1464 (cbranchdi4): Likewise. Fix the order of arguments for
1466 (push_fpscr): Use add_reg_note.
1467 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1468 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1470 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1472 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1473 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1474 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1475 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1476 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1477 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1478 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1479 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1480 config/alpha/x-vms, config/arc/t-arc,
1481 config/arm/README-interworking, config/arm/arm-c.c,
1482 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1483 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1484 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1485 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1486 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1487 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1488 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1489 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1490 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1491 config/cris/t-elfmulti, config/crx/t-crx,
1492 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1493 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1494 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1495 config/h8300/t-h8300, config/i386/athlon.md,
1496 config/i386/darwin-libgcc.10.4.ver,
1497 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1498 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1499 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1500 config/i386/t-linux64, config/i386/t-nwld,
1501 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1502 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1503 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1504 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1505 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1506 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1507 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1508 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1509 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1510 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1511 config/m68k/t-uclinux, config/mcore/t-mcore,
1512 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1513 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1514 config/mips/crtn.asm, config/mips/irix-crti.asm,
1515 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1516 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1517 config/mips/mips-fixed.md, config/mips/sb1.md,
1518 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1519 config/mips/t-iris6, config/mips/t-isa3264,
1520 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1521 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1522 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1523 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1524 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1525 config/mn10300/t-linux, config/mn10300/t-mn10300,
1526 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1527 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1528 config/picochip/libgccExtras/clzsi2.asm,
1529 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1530 config/rs6000/darwin-libgcc.10.4.ver,
1531 config/rs6000/darwin-libgcc.10.5.ver,
1532 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1533 config/rs6000/t-aix43, config/rs6000/t-aix52,
1534 config/rs6000/t-darwin, config/rs6000/t-fprules,
1535 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1536 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1537 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1538 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1539 config/rs6000/t-rtems, config/rs6000/t-spe,
1540 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1541 config/score/t-score-elf, config/sh/divcost-analysis,
1542 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1543 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1544 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1545 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1546 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1547 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1548 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1549 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1550 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1551 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1552 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1553 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1554 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1555 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1556 * config/h8300/genmova.sh: Include copyright and license notices
1557 in generated output.
1558 * config/h8300/mova.md: Regenerate.
1559 * doc/install.texi2html: Include word "Copyright" in copyright
1560 notice and use name "Free Software Foundation, Inc.".
1561 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1562 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1563 ChangeLog-2007, ChangeLog-2008: Correct dates.
1565 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1567 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1568 NE_EXPR operations as well.
1569 * c-parser.c (c_parser_condition): Do not set location information on
1571 (c_parser_conditional_expression): Likewise.
1572 (c_parser_binary_expression): Set location information on operators.
1573 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1574 TRUTH_NOT_EXPR has been folded.
1575 * fold-const.c (fold_truth_not_expr): Copy location information from
1576 the incoming expression to the outgoing one.
1577 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1578 recursive calls on the LHS of the operator but pass that of the
1579 operator to recursive calls on the RHS of the operator. Set it
1581 (shortcut_cond_expr): Set the locus of the operator on the second
1582 COND_EXPR and that of the expression on the first in degenerate cases.
1583 Pass the locus of the expression to calls to shortcut_cond_r.
1584 Set the locus of the 'then' block on the associated jump, if any.
1585 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1586 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1587 expression to call to gimplify_boolean_expr.
1589 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1591 * config.gcc: Add additional configuration for
1592 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1593 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1594 (CPP_SPEC): Redefine for allowing -municode option.
1595 (STARTFILE_SPEC): Likewise.
1596 * config/i386/t-mingw-w64: New.
1597 * config/i386/mingw-w64.opt: New.
1598 (municode): Add new target option.
1599 * doc/invoke.texi (municode): Add documentation for new option.
1601 2009-04-21 Ian Lance Taylor <iant@google.com>
1603 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1604 Correct test for number of arguments.
1605 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1607 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1609 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1610 argument of emit_library_call.
1612 2009-04-21 Richard Guenther <rguenther@suse.de>
1615 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1616 inside VIEW_CONVERT_EXPRs.
1618 2009-04-21 Martin Jambor <mjambor@suse.cz>
1620 * tree-switch-conversion.c (build_constructors): Split a long line.
1621 (constructor_contains_same_values_p): New function.
1622 (build_one_array): Create assigns of constants if possible, do not
1623 call mark_sym_for_renaming, call update_stmt.
1624 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1625 make_rename_temp. Do not call mark_symbols_for_renaming, call
1627 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1628 find_new_referenced_vars, call update_stmt.
1629 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1630 instead of calling make_rename_temp. Do not call
1631 find_new_referenced_vars or mark_symbols_for_renaming, call
1634 2009-04-21 Richard Guenther <rguenther@suse.de>
1636 PR tree-optimization/39827
1637 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1638 (tree_ssa_phiprop): Pass the correct array size.
1640 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1642 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1644 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1647 * c-typeck.c (lvalue_p): Move declaration ...
1648 * c-common.h (lvalue_p): ... to here.
1649 * c-common.c (candidate_equal_p): New.
1650 (add_tlist): Use it.
1651 (merge_tlist): Use it.
1652 (warn_for_collisions_1): Likewise.
1653 (warning_candidate_p): Accept more candidates.
1654 (verify_tree): A warning candidate can be an expression. Use
1657 2009-04-21 Ben Elliston <bje@au.ibm.com>
1660 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1661 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1662 options. Remove -mcall-solaris documentation.
1664 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1667 * doc/invoke.texi (-Wlong-long): Update description.
1668 * c-lex (interpret_integer): Only warn if there was no previous
1669 overflow and -Wlong-long is enabled.
1670 * c-decl.c (declspecs_add_type): Drop redundant flags.
1671 * c.opt (Wlong-long): Init to -1.
1672 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1673 and front-end warn_long_long. Wlong-long only depends on other
1674 flags if it is uninitialized.
1675 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1676 the same for CPP and FE.
1677 (restore_extension_diagnostics): Likewise.
1679 2009-04-20 Ian Lance Taylor <iant@google.com>
1681 Fix enum conversions which are invalid in C++:
1682 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1683 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1684 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1685 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1686 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1687 (dbxout_parms): Likewise.
1688 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1689 (df_clear_flags): Likewise.
1690 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1691 top_flag parameter to int.
1692 (df_chain_create_bb_process_use): Likewise.
1693 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1695 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1696 (df_ref_create_structure, df_def_record_1): Likewise.
1697 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1698 (df_notes_rescan): Change 0 to VOIDmode in function call.
1699 (df_get_call_refs, df_insn_refs_collect): Likewise.
1700 (df_bb_regs_collect): Likewise.
1701 (df_entry_block_defs_collect): Likewise.
1702 (df_exit_block_uses_collect): Likewise.
1703 * df.h: Update declarations.
1704 * double-int.c (double_int_divmod): Add cast to enum type.
1705 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1706 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1707 (based_loc_descr): Likewise.
1708 (loc_descriptor_from_tree_1): Change first_op and second_op to
1709 enum dwarf_location_atom. Add cast to enum type.
1710 * expmed.c (init_expmed): Change 0 to SET in function call.
1711 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1712 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1713 (do_store_flag): Likewise.
1714 * fixed-value.h (struct fixed_value): Change mode to enum
1716 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1717 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1719 (insert_insn_decl, insert_decl, insert_state): Likewise.
1720 (automata_list_finish): Likewise.
1721 * genrecog.c (process_define_predicate): Add cast to enum type.
1722 * gensupport.c (init_predicate_table): Add cast to enum type.
1723 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1725 (gimple_build_call_1, gimple_build_label): Likewise.
1726 (gimple_build_goto, gimple_build_asm_1): Likewise.
1727 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1728 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1729 (enum fallback): Rename from enum fallback_t.
1730 (fallback_t): Typedef as int.
1731 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1732 GSI_SAME_STMT in function call.
1733 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1735 (setup_reg_class_relations): Likewise.
1736 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1737 (setup_prohibited_class_mode_regs): Add cast to enum type.
1738 (setup_prohibited_mode_move_regs): Likewise.
1739 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1740 (record_address_regs): Change i to enum reg_class.
1741 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1742 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1743 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1744 (GET_MODE_2XWIDER_MODE): Likewise.
1745 (GET_CLASS_NARROWEST_MODE): Likewise.
1746 * omp-low.c (expand_omp_for): Add cast to enum type.
1747 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1748 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1749 * postreload.c (reload_cse_simplify_operands): Change rclass local
1751 * predict.c (combine_predictions_for_insn): Change best_predictor
1752 and predictor to enum br_predictor.
1753 (combine_predictions_for_bb): Likewise.
1754 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1755 use SET_PREDICT_EXPR_OUTCOME.
1756 * real.c (real_arithmetic): Change icode to code in function call.
1757 * reginfo.c (init_move_cost): Add casts to enum type.
1758 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1759 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1761 * reload.c (find_valid_class): Add casts to enum type.
1762 (push_reload): Change 0 to NO_REGS in function call.
1763 (find_reloads): Change this_alternative to array of enum
1764 reg_class. Remove some now-unnecessary casts.
1765 (make_memloc): Change 0 to VOIDmode in function call.
1766 * reload1.c (reload): Change 0 to VOIDmode in function call.
1767 (eliminate_regs_1, elimination_effects): Likewise.
1768 (eliminate_regs_in_insn): Likewise.
1769 (emit_input_reload_insns): Add cast to enum type.
1770 (delete_output_reload): Change 0 to VOIDmode in function call.
1771 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1772 to enum type in function call.
1773 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1774 (SET_PREDICT_EXPR_OUTCOME): Define.
1775 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1776 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1777 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1778 (dump_function): Likewise.
1779 * tree-dump.h: Update declarations.
1780 * tree-pass.h: Update declarations.
1781 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1782 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1784 (arm_rtx_costs_1): Correct parenthesization.
1785 (arm_rtx_costs): Add casts to enum type.
1786 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1787 (vfp_emit_fstmd): Use add_rg_note.
1788 (emit_multi_reg_push, emit_sfm): Likewise.
1789 (thumb_set_frame_pointer): Likewise.
1790 (arm_expand_prologue): Likewise.
1791 (arm_regno_class): Change return type to enum reg_class.
1792 (thumb1_expand_prologue): Use add_reg_note.
1793 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1794 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1796 * config/arm/gentune.sh: Add cast to enum type.
1797 * config/arm/arm-tune.md: Rebuild.
1798 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1799 (ix86_split_fp_branch, predict_jump): Likewise.
1800 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1801 insn_code to enum rtx_code.
1802 (ix86_builtin_vectorized_function): Add cast to enum type.
1803 * config/i386/i386.md (truncdfsf2): Change slot to enum
1805 (truncxf<mode>2, isinf<mode>2): Likewise.
1806 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1808 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1809 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1810 (insert_bundle_state): Change 1 to INSERT in function call.
1811 (ia64_add_bundle_selector_before): Likewise.
1812 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1813 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1814 (restore_stack_nonlocal): Likewise.
1815 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1817 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1819 (mips_rtx_costs): Likewise.
1820 (mips_override_options): Add casts to enum type.
1821 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1823 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1824 (store_reg, set_reg_plus_d): Likewise.
1825 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1826 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1828 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1830 (emit_unlikely_jump): Use add_reg_note.
1831 (rs6000_emit_allocate_stack): Likewise.
1832 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1833 (output_toc): Change 1 to INSERT in function call.
1834 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1835 (rs6000_initialize_trampoline): Likewise.
1836 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1838 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1839 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1840 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1841 (save_gprs): Use add_reg_note.
1842 (s390_emit_prologue): Likewise.
1843 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1844 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1845 (sparc_fold_builtin): Add cast to enum type.
1846 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1848 (spu_expand_prologue): Use add_reg_note.
1849 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1851 2009-04-20 Ian Lance Taylor <iant@google.com>
1853 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1854 (c_parser_postfix_expression_after_primary): Get VEC for list of
1855 arguments. Get original types of arguments. Call
1856 build_function_call_vec.
1857 (cached_expr_list_1, cached_expr_list_2): New static variables.
1858 (c_parser_expr_list): Change return type to VEC *. Add
1859 p_orig_types parameter. Change all callers.
1860 (c_parser_release_expr): New static function.
1861 (c_parser_vec_to_tree_list): New static function.
1862 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1863 call build_function_call_vec.
1864 (build_function_call_vec): New function, based on old
1865 build_function_call.
1866 (convert_arguments): Remove nargs and argarray parameters. Change
1867 values to a VEC. Add origtypes parameter.
1868 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1869 (convert_for_assignment): Add origtype parameter. Change all
1870 callers. If warn_cxx_compat, check for conversion to an enum
1871 type when calling a function.
1872 (store_init_value): Add origtype parameter. Change all callers.
1873 (digest_init): Likewise.
1874 (struct init_node): Add origtype field.
1875 (add_pending_init): Add origtype parameter. Change all callers.
1876 (output_init_element): Likewise.
1877 (output_pending_init_elements): Pass origtype from init_node to
1878 output_init_element.
1879 (process_init_element): Pass origtype from c_expr to
1880 output_init_element.
1881 (c_finish_return): Add origtype parameter. Change all callers.
1882 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1884 (sync_resolve_params): Likewise.
1885 (sync_resolve_return): Change params to first_param. Change caller.
1886 (resolve_overloaded_builtins): Change params to VEC *. Change
1887 callers. Save first parameter around call to build_function_call_vec.
1888 * c-decl.c (finish_decl): Add origtype parameter. Change all
1889 callers. Call build_function_call_vec rather than
1890 build_function_call for cleanup.
1891 * c-tree.h: Update declarations.
1892 * c-common.h: Update declarations.
1893 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1894 params to first_param.
1895 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1896 params parameter from tree to void *.
1897 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1898 Change arglist parameter to have type void *, and to be a pointer
1900 * config/rs6000/rs6000-protos.h
1901 (altivec_resolve_overloaded_builtin): Update declaration.
1902 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1903 fnargs parameter to have type void *, and to be a pointer to a
1904 VEC. Call build_function_call_vec instead of
1905 build_function_call.
1906 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1908 2009-04-20 Joey Ye <joey.ye@intel.com>
1909 Xuepeng Guo <xuepeng.guo@intel.com>
1910 H.J. Lu <hongjiu.lu@intel.com>
1912 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1914 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1915 (IX86_LEA_PRIORITY): Likewise.
1916 (distance_non_agu_define): New function.
1917 (distance_agu_use): Likewise.
1918 (ix86_lea_for_add_ok): Likewise.
1919 (ix86_dep_by_shift_count): Likewise.
1921 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1922 should split for LEA.
1924 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1926 (ix86_dep_by_shift_count): Likewise.
1928 2009-04-20 Richard Guenther <rguenther@suse.de>
1930 * expr.c (handled_component_p): Move ...
1931 * tree.h (handled_component_p): ... here.
1932 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1933 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1934 and REALPART_EXPR to be in one group.
1936 2009-04-20 Richard Guenther <rguenther@suse.de>
1938 * basic-block.h (get_all_dominated_blocks): Declare.
1939 * dominance.c (get_all_dominated_blocks): New function.
1940 * tree-cfg.c (get_all_dominated_blocks): Remove.
1941 (remove_edge_and_dominated_blocks): Adjust.
1942 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1943 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1944 instead of recursing.
1946 2009-04-20 Doug Kwan <dougkwan@google.com>
1948 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1949 (struct cgraph_node_set_def): New type.
1950 (cgraph_node_set) New type. Also declare vector functions.
1951 (struct cgraph_node_set_element_def): New type.
1952 (cgraph_node_set_element): Ditto.
1953 (cgraph_node_set_iterator): New iterator type.
1954 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1955 cgraph_node_set_remove, dump_cgraph_node_set,
1956 debug_cgraph_node_set): New prototypes.
1957 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1958 cgraph_node_set_size): New inlines.
1959 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1961 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1962 argument to function 'write_summary'.
1963 * ipa.c: Include ggc.h.
1964 (hash_cgraph_node_set_element,
1965 eq_cgraph_node_set_element, cgraph_node_set_new,
1966 cgraph_node_set_add, cgraph_node_set_remove,
1967 cgraph_node_set_find, dump_cgraph_node_set,
1968 debug_cgraph_node_set): New functions.
1969 * Makefile.in (ipa.o): Add dependency on GGC_H.
1971 2009-04-20 Ira Rosen <irar@il.ibm.com>
1973 PR tree-optimization/39675
1974 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1975 check of the return code of vect_schedule_slp. Check that
1976 stmt_vec_info still exists for the statement, before checking its
1979 2009-04-20 Michael Matz <matz@suse.de>
1981 * Makefile.in (generated_files): Take out $(simple_generated_c).
1983 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1985 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1986 (UINTPTR_TYPE): Likewise.
1988 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1991 * c-typeck.c (digest_init): Check for initializing an array with a
1994 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1997 * c-semantics.c (pop_stmt_list): Propagate
1998 STATEMENT_LIST_HAS_LABEL to parent statement list.
2000 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2002 * config/mips/mips.h (mips_tune_attr): New macro.
2003 * config/mips/mips.md (cpu): Use it.
2005 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2008 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2011 2009-04-19 Diego Novillo <dnovillo@google.com>
2013 * toplev.c (compile_file): Move call to coverage_finish ...
2014 * cgraphunit.c (ipa_passes): ... here.
2015 Call cgraph_process_new_functions.
2016 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2017 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2019 2009-04-19 Jan Hubicka <jh@suse.cz>
2021 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2023 (dump_cgraph_node): Dump can throw external flag.
2024 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2026 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2030 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2031 * common.opt (Wlogical-op): Move from here...
2032 * c.opt (Wlogical-op): ... to here.
2033 * c-typeck.c (parser_build_binary_op): Update call to
2034 warn_logical_operator.
2035 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2037 * c-common.c (warn_logical_op): Update.
2038 * c-common.h (warn_logical_op): Update declaration.
2040 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2042 * tree.c (protected_set_expr_location): Fix formatting.
2044 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2047 * c-typeck.c (readonly_warning): new.
2048 (build_unary_op, build_modify_expr): Use readonly_warning for
2049 storing into something readonly but not const-qualified.
2051 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2054 * c-typeck.c (build_unary_op): Check for taking address of
2055 expression of type void.
2057 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2060 * c-typeck.c (build_function_call): Check for calling a function
2061 with qualified void return types. Call require_complete_type when
2064 2009-04-18 Jan Hubicka <jh@suse.cz>
2066 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2068 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2069 can_throw_external flag.
2070 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2071 * ipa-pure-const.c (ignore_edge): New function.
2072 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2073 only over can_throw_external edges.
2074 (local_pure_const): Add nothrow flag.
2075 * ipa-utils.c (searchc): Add ignore_edge callback.
2076 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2077 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2078 (set_nothrow_function_flags): Update cgraph.
2079 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2081 2009-04-18 Richard Guenther <rguenther@suse.de>
2084 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2085 (fold_stmt): ... this and ...
2086 (fold_stmt_inplace): ... this.
2087 (fold_stmt_1): Fold references in calls and asms.
2088 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2090 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2092 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2093 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2095 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2097 * tree.c (function_args_count): Remove.
2098 * tree.h: Remove the prototype for function_args_count.
2100 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2102 * tree-iterator.c (expr_only): Remove.
2103 * tree.h: Remove the prototype for expr_only.
2105 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2107 * reginfo.c (cannot_change_mode_set_regs): Remove.
2108 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2110 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2112 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2113 whether operands 0 and 1 overlaps.
2115 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2118 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2119 pointer. Use warning_at instead of warning.
2120 (search_for_addr_array): Likewise.
2121 (check_array_bounds): Likewise.
2122 (check_all_array_refs): Check that the incoming edge is not in the
2123 list of edges to be removed.
2124 (check_all_array_refs): Avoid the temporal pointer.
2125 (vrp_visit_cond_stmt): Fix typo.
2126 (simplify_switch_using_ranges): Handle the case where the switch
2127 index is an integer constant.
2129 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2131 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2133 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2135 * doc/extend.texi, doc/invoke.texi: Fix typos.
2137 2009-04-17 Cary Coutant <ccoutant@google.com>
2139 * tree-flow-inline.h (get_lineno): Fix inverted test.
2141 2009-04-17 Diego Novillo <dnovillo@google.com>
2143 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2144 assertion for AVAIL_OUT.
2146 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2149 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2150 * config/sh/linux-atomic.asm: Likewise.
2152 2009-04-17 Diego Novillo <dnovillo@google.com>
2154 * except.c (debug_eh_tree): New.
2155 (struct eh_region, struct eh_status): Move ...
2156 * except.h: ... here.
2157 (add_type_for_runtime): Declare extern.
2158 (lookup_type_for_runtime): Likewise.
2159 (debug_eh_tree): Declare.
2160 * Makefile.in (GTFILES): List except.h before except.c
2162 2009-04-17 Diego Novillo <dnovillo@google.com>
2164 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2165 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2166 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2167 (find_vars_r): ... here.
2168 * tree-flow.h (find_referenced_vars_in): Declare.
2169 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2170 that AVAIL_OUT exists for BLOCK.
2171 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2172 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2173 (tree-parloops.o): Likewise.
2175 2009-04-17 Simon Baldwin <simonb@google.com>
2177 * toplev.c (default_tree_printer): Add handling for %E format.
2179 2009-04-17 Diego Novillo <dnovillo@google.com>
2181 * tree-pretty-print.c (dump_generic_node): Add break after
2182 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2183 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2184 FUNCTION_TYPE together. Call print_struct_decl when printing
2185 structures and TDF_SLIM is not given.
2186 (print_struct_decl): Fix logic for detecting recursion.
2188 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2191 * gcc.c (create_at_file): New.
2192 (compile_input_file_p): New.
2193 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2194 * main.c (main): Update call to toplev_main.
2195 * toplev.c (toplev_main): Change signature. Call expandargv.
2196 * toplev.h (toplev_main): Change signature.
2198 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2200 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2201 if the latter is not constant.
2203 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2205 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2207 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2209 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2210 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2212 2009-04-17 Richard Guenther <rguenther@suse.de>
2214 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2215 Handle component references view-converting an invariant address.
2217 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2219 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2220 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2221 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2222 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2223 Use @deftypevr rather than @deftypevar.
2225 2009-04-17 Richard Guenther <rguenther@suse.de>
2227 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2228 (get_prop_source_stmt): Likewise.
2229 (can_propagate_from): Likewise.
2231 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2233 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2234 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2235 (--with-multilib-list): Add default value.
2236 * configure: Regenerate.
2237 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2238 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2239 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2240 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2241 Don't add default cpu to multilib list unnecessarily, but do enable
2242 the relevant compiler option..
2243 Add support for --with-multilib-list=<blank> and
2244 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2245 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2246 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2247 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2249 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2250 (MULTILIB_OSDIRNAMES): New variable.
2251 * config/sh/t-1e: Delete file.
2252 * config/sh/t-mlib-sh1: Delete file.
2253 * config/sh/t-mlib-sh2: Delete file.
2254 * config/sh/t-mlib-sh2a: Delete file.
2255 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2256 * config/sh/t-mlib-sh2a-single: Delete file.
2257 * config/sh/t-mlib-sh2a-single-only: Delete file.
2258 * config/sh/t-mlib-sh2e: Delete file.
2259 * config/sh/t-mlib-sh3e: Delete file.
2260 * config/sh/t-mlib-sh4: Delete file.
2261 * config/sh/t-mlib-sh4-nofpu: Delete file.
2262 * config/sh/t-mlib-sh4-single: Delete file.
2263 * config/sh/t-mlib-sh4-single-only: Delete file.
2264 * config/sh/t-mlib-sh4a: Delete file.
2265 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2266 * config/sh/t-mlib-sh4a-single: Delete file.
2267 * config/sh/t-mlib-sh4a-single-only: Delete file.
2268 * config/sh/t-mlib-sh4al: Delete file.
2269 * config/sh/t-mlib-sh5-32media: Delete file.
2270 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2271 * config/sh/t-mlib-sh5-64media: Delete file.
2272 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2273 * config/sh/t-mlib-sh5-compact: Delete file.
2274 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2275 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2276 * doc/install.texi (Options specification): Add
2277 --with-multilib-list and --with-endian.
2279 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2281 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2283 (OBJS-common): Add plugin-version.o.
2284 (plugin-version.o): New.
2285 * gcc-plugin.h (plugin_gcc_version): New.
2286 (plugin_default_version_check): New.
2287 (plugin_init_func, plugin_init): Add version argument.
2288 * plugin-version.c: New.
2289 * plugin.c (str_plugin_gcc_version_name): New.
2290 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2291 pass it to the init function.
2292 (plugin_default_version_check): New.
2294 2009-04-17 Richard Guenther <rguenther@suse.de>
2296 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2297 for decl-vs-decl disambiguation.
2299 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2301 * config/s390/s390.h (s390_tune_attr): New macro definition.
2302 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2304 2009-04-17 Richard Guenther <rguenther@suse.de>
2306 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2307 (fold_stmt_r): Likewise.
2308 (maybe_fold_reference): New function.
2309 (fold_gimple_assign): Handle cases fold_stmt_r did.
2310 (fold_stmt): Do not use fold_stmt_r.
2311 (fold_stmt_inplace): Likewise.
2313 2009-04-17 Richard Guenther <rguenther@suse.de>
2315 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2316 (record_equivalences_from_stmt): Remove useless checks and
2318 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2319 the type is already suitable.
2321 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2323 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2325 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2327 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2328 (CMPtype): Define as __gcc_CMPtype.
2330 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2332 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2333 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2335 2009-04-17 Richard Guenther <rguenther@suse.de>
2337 PR tree-optimization/39746
2338 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2339 special-casing for builtins and static variable use/def.
2340 (call_may_clobber_ref_p_1): Likewise.
2342 2009-04-16 Ian Lance Taylor <iant@google.com>
2344 * df.h: Include "timevar.h".
2345 (struct df_problem): Change tv_id field to timevar_id_t.
2346 * tree-pass.h: Include "timevar.h".
2347 (struct opt_pass): Change tv_id field to timevar_id_t.
2348 * timevar.h (timevar_id_t): Define TV_NONE.
2349 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2350 TV_NONE rather than tv_id != 0.
2351 (execute_one_pass): Likewise.
2352 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2353 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2354 dependencies to $(TREE_PASS_H).
2355 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2357 (pass_branch_target_load_optimize2): Likewise.
2358 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2359 (pass_outof_cfg_layout_mode): Likewise.
2360 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2361 (pass_rebuild_cgraph_edges): Likewise.
2362 (pass_remove_cgraph_callee_edges): Likewise.
2363 * df-core.c (pass_df_initialize_opt): Likewise.
2364 (pass_df_initialize_no_opt): Likewise.
2365 (pass_df_finish): Likewise.
2366 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2367 * except.c (pass_set_nothrow_function_flags): Likewise.
2368 (pass_convert_to_eh_region_ranges): Likewise.
2369 * final.c (pass_compute_alignments): Likewise.
2370 * function.c (pass_instantiate_virtual_regs): Likewise.
2371 (pass_init_function): Likewise.
2372 (pass_leaf_regs): Likewise.
2373 (pass_match_asm_constraints): Likewise.
2374 * gimple-low.c (pass_lower_cf): Likewise.
2375 (pass_mark_used_blocks): Likewise.
2376 * init-regs.c (pass_initialize_regs): Likewise.
2377 * integrate.c (pass_initial_value_sets): Likewise.
2378 * ira.c (pass_ira): Likewise.
2379 * jump.c (pass_cleanup_barriers): Likewise.
2380 * omp-low.c (pass_expand_omp): Likewise.
2381 (pass_lower_omp): Likewise.
2382 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2383 * recog.c (pass_split_all_insns): Likewise.
2384 (pass_split_after_reload): Likewise.
2385 (pass_split_before_regstack): Likewise.
2386 (pass_split_before_sched2): Likewise.
2387 (pass_split_for_shorten_branches): Likewise.
2388 * reginfo.c (pass_reginfo_init): Likewise.
2389 (pass_subregs_of_mode_init): Likewise.
2390 (pass_subregs_of_mode_finish): Likewise.
2391 * passes.c (pass_postreload): Likewise.
2392 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2393 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2394 (pass_warn_function_return): Likewise.
2395 (pass_warn_function_noreturn): Likewise.
2396 * tree-complex.c (pass_lower_complex): Likewise.
2397 (pass_lower_complex_O0): Likewise.
2398 * tree-if-conv.c (pass_if_conversion): Likewise.
2399 * tree-into-ssa.c (pass_build_ssa): Likewise.
2400 * tree-mudflap.c (pass_mudflap_1): Likewise.
2401 (pass_mudflap_2): Likewise.
2402 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2403 (pass_mudflap_2): Likewise.
2404 * tree-nrv.c (pass_return_slot): Likewise.
2405 * tree-object-size.c (pass_object_sizes): Likewise.
2406 * tree-optimize.c (pass_all_optimizations): Likewise.
2407 (pass_early_local_passes): Likewise.
2408 (pass_all_early_optimizations): Likewise.
2409 (pass_cleanup_cfg): Likewise.
2410 (pass_cleanup_cfg_post_optimizing): Likewise.
2411 (pass_free_datastructures): Likewise.
2412 (pass_free_cfg_annotations): Likewise.
2413 (pass_fixup_cfg): Likewise.
2414 (pass_init_datastructures): Likewise.
2415 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2416 (pass_late_warn_uninitialized): Likewise.
2417 (pass_update_address_taken): Likewise.
2418 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2419 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2420 (pass_cse_sincos): Likewise.
2421 (pass_convert_to_rsqrt): Likewise.
2422 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2423 * tree-stdarg.c (pass_stdarg): Likewise.
2424 * tree-tailcall.c (pass_tail_recursion): Likewise.
2425 (pass_tail_calls): Likewise.
2426 * tree-vect-generic.c (pass_lower_vector): Likewise.
2427 (pass_lower_vector_ssa): Likewise.
2428 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2430 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2432 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2434 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2436 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2437 logical and signext.
2439 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2442 * config/sh/predicates.md (arith_operand): Check if the operand
2443 of TRUNCATE is a REG.
2445 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2447 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2448 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2450 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2452 * tree-iterator.c (tsi_split_statement_list_after,
2453 tsi_split_statement_list_before): Remove.
2454 * tree-iterator.h: Remove the prototypes for
2455 tsi_split_statement_list_after and tsi_split_statement_list_before.
2457 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2459 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2460 * tree-ssa-propagate.h: Remove the prototype for
2461 stmt_makes_single_load.
2463 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2465 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2466 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2468 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2470 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2472 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2474 * except.c (eh_region_outer_p): Remove.
2475 * except.h: Remove the prototype for eh_region_outer_p.
2477 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2479 * function.c (current_function_assembler_name): Remove.
2480 * function.h: Remove the prototype for
2481 current_function_assembler_name.
2483 2009-04-16 Ian Lance Taylor <iant@google.com>
2485 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2486 (add_reg_note): Call alloc_reg_note.
2487 * rtl.h (alloc_reg_note): Declare.
2488 * combine.c (try_combine): Use alloc_reg_note.
2489 (recog_for_combine, move_deaths): Likewise.
2490 (distribute_notes): Use alloc_reg_note and add_reg_note.
2491 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2492 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2493 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2495 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2497 PR rtl-optimization/39762
2498 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2499 ira_may_move_out_cost): Add comments about way of their usage.
2500 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2502 * ira-conflicts.c (process_regs_for_copy): Use function
2503 ira_get_register_move_cost instead of global
2504 ira_register_move_cost.
2506 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2507 color_pass, move_spill_restore, update_curr_costs): Ditto.
2509 * ira-lives.c (process_single_reg_class_operands): Ditto.
2511 * ira-emit.c (emit_move_list): Ditto.
2513 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2514 (record_reg_classes): Ditto. Use functions
2515 ira_get_register_move_cost and ira_get_may_move_cost instead of
2516 global vars ira_register_move_cost, ira_may_move_out_cost and
2517 ira_may_move_in_cost.
2518 (record_address_regs): Don't call ira_init_register_move_cost.
2519 Use function ira_get_may_move_cost instead of global
2520 ira_may_move_in_cost.
2521 (process_bb_node_for_hard_reg_moves): Use function
2522 ira_get_register_move_cost instead of global ira_register_move_cost.
2523 (ira_costs): Don't call ira_init_register_move_cost.
2525 2009-04-16 Richard Guenther <rguenther@suse.de>
2527 * tree-cfg.c (verify_gimple_assign_binary):
2528 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2529 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2530 (create_general_new_stmt): Note that this function is broken.
2532 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2534 * common.opt (fhelp): Add Var(help_flag).
2535 * gcc-plugin.h (plugin_info): Add help.
2536 * plugin.c (plugin_name_args): Add help.
2537 (register_plugin_info): Set plugin->help.
2538 (print_help_one_plugin): New.
2539 (print_plugins_help): New.
2540 * plugin.h (print_plugins_help): New.
2541 * toplev.c (toplev_main): Call print_plugins_help if needed.
2543 2009-04-16 Richard Guenther <rguenther@suse.de>
2545 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2546 (gimple_ior_addresses_taken_1): New function.
2547 (gimple_ior_addresses_taken): Likewise.
2548 * gimple.h (struct gimple_statement_with_ops_base): Remove
2549 addresses_taken member.
2550 (gimple_ior_addresses_taken): Declare.
2551 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2552 gimple_set_addresses_taken): Remove.
2553 * ipa-reference.c (mark_address): New function.
2554 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2555 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2556 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2557 (gimple_add_to_addresses_taken): Remove.
2558 (get_tmr_operands): Call mark_address_taken.
2559 (get_asm_expr_operands): Likewise.
2560 (get_expr_operands): Likewise.
2561 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2562 (free_stmt_operands): Do not free it.
2563 * tree-ssa.c (delete_tree_ssa): Likewise.
2564 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2566 2009-04-16 Richard Guenther <rguenther@suse.de>
2568 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2569 (walk_stmt_load_store_ops): Likewise.
2570 * gimple.c (get_base_loadstore): New function.
2571 (walk_stmt_load_store_addr_ops): Likewise.
2572 (walk_stmt_load_store_ops): Likewise.
2573 * ipa-pure-const.c (check_op): Simplify.
2574 (check_load, check_store): New functions.
2575 (check_stmt): Use walk_stmt_load_store_ops.
2576 * ipa-reference.c (mark_load): Adjust signature.
2577 (mark_store): Likewise.
2578 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2580 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2582 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2584 * opts.c (common_handle_option): Don't call print_version.
2585 * plugin.c (plugin_name_args): Add version.
2586 (register_plugin_info): New.
2587 (register_callback): Handle PLUGIN_INFO.
2588 (try_init_one_plugin): New.
2589 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2591 (finalize_one_plugin): New.
2592 (finalize_plugins): New.
2593 (print_one_plugin): New.
2594 (print_plugins_versions): New.
2595 * plugin.h (print_plugins_versions): New.
2596 (finalize_plugins): New.
2597 * toplev.c (compile_file): Don't call initialize_plugins.
2598 (print_version): Call print_plugins_versions.
2599 (toplev_main): Call initialize_plugins. Print version if needed.
2600 Call finalize_plugins.
2602 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2604 * common.opt (fversion): New.
2605 * gcc.c (print_version): New.
2606 (process_command): Don't print the version. Just set print_version.
2607 (main): Print version. Call subprocesses if print_version and
2608 verbose_flag are set.
2609 * opts.c (common_handle_option): Handle OPT_fversion.
2611 2009-04-16 Richard Guenther <rguenther@suse.de>
2612 Ira Rosen <irar@il.ibm.com>
2614 PR tree-optimization/39698
2615 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2616 type of the reduction variable. Only generate the def if
2619 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2620 make sure to first convert to an integer of the same precision.
2621 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2622 the type of the evolution correctly in computing the new
2623 induction variable base.
2625 2009-04-16 Richard Guenther <rguenther@suse.de>
2628 * tree-cfg.c (make_blocks): Split statements with to-be
2629 abnormal SSA names on the lhs.
2631 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2633 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2634 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2635 * c-typeck.c (really_start_incremental_init): Likewise.
2636 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2637 (TARGET_INITIALIZER): Remove it.
2638 * target.h (struct target): Remove vector_opaque_p.
2639 * tree.c (build_opaque_vector_type): New.
2640 * tree.h (TYPE_VECTOR_OPAQUE): New.
2641 (build_opaque_vector_type): Declare.
2642 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2643 * config/rs6000/rs6000.c (build_opaque_vector_type,
2644 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2645 (rs6000_init_builtins): Use build_opaque_vector_type for
2646 opaque_V4SI_type_node.
2648 2009-04-15 Catherine Moore <clm@codesourcery.com>
2650 * debug.h (set_name): Declare.
2651 * dwarf2out.c (dwarf2out_set_name): Declare.
2652 (dwarf2_debug_hooks): Add set_name.
2653 (find_AT_string): New.
2654 (add_AT_string): Call find_AT_string.
2655 (dwarf2out_set_name): New.
2656 * cp/decl.c (grokdeclarator): Call set_name.
2657 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2658 * debug.c (do_nothing_debug_hooks): Likewise.
2659 * dbxout.c (dbx_debug_hooks): Likewise.
2660 * sdbout.c (sdb_debug_hooks): Likewise.
2662 2009-04-15 Michael Eager <eager@eagercon.com>
2664 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2665 reg for single-precision FPU.
2666 * config/rs6000/rs6000.md (movsi_internal1): Only for
2668 (movsi_internal1_single): New. Add pattern to move SI values to/from
2669 single-precision FP regs.
2671 2009-04-15 Richard Guenther <rguenther@suse.de>
2673 * omp-low.c (lower_rec_input_clauses): Build correct address
2675 (expand_omp_for_generic): Fix multiplication type.
2676 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2677 (generate_memset_zero): Fix types.
2678 * tree-profile.c (prepare_instrumented_value): Correctly
2681 2009-04-15 Ian Lance Taylor <iant@google.com>
2683 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2684 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2685 for -Wall and for -Wc++-compat.
2686 (c_common_post_options): For C++, set warn_enum_compare if not
2688 * c-tree.h (struct c_expr): Add field original_type.
2689 (build_external_ref): Update declaration.
2690 * c-parser.c (c_parser_braced_init): Set original_type.
2691 (c_parser_initelt): Likewise.
2692 (c_parser_expr_no_commas): Likewise.
2693 (c_parser_conditional_expression): Likewise.
2694 (c_parser_cast_expression): Likewise.
2695 (c_parser_unary_expression): Likewise. Pull setting of
2696 original_code to top of function.
2697 (c_parser_sizeof_expression): Set original_type.
2698 (c_parser_alignof_expression): Likewise.
2699 (c_parser_postfix_expression): Likewise. Pull setting of
2700 original_code to top of function.
2701 (c_parser_postfix_expression_after_paren_type): Set original_type.
2702 (c_parser_postfix_expression_after_primary): Likewise.
2703 (c_parser_expression): Likewise.
2704 * c-typeck.c (build_external_ref): Add type parameter. Change all
2706 (c_expr_sizeof_expr): Set original_type field.
2707 (parser_build_unary_op): Likewise.
2708 (parser_build_binary_op): Likewise. Optionally warn about
2709 comparisons of enums of different types.
2710 (digest_init): Set original_type field.
2711 (really_start_incremental_init): Likewise.
2712 (push_init_level, pop_init_level): Likewise.
2713 * doc/invoke.texi (Warning Options): -Wenum-compare now
2716 2009-04-15 Richard Guenther <rguenther@suse.de>
2718 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2719 out a necessary conversion.
2720 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2721 names we didn't value number.
2722 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2724 2009-04-15 Richard Guenther <rguenther@suse.de>
2726 PR tree-optimization/39764
2727 * tree-ssa-ccp.c (get_value): Canonicalize value with
2728 canonicalize_float_value.
2730 2009-04-15 Jan Hubicka <jh@suse.cz>
2732 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2733 Wrong version of patch.
2735 2009-04-15 Jan Hubicka <jh@suse.cz>
2737 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2739 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2741 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2742 our distinct integral and vector types.
2744 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2746 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2747 * init.c (build_vtbl_address): Remove call to assemble_external.
2749 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2751 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2752 output for other floating point modes.
2754 2009-04-14 Diego Novillo <dnovillo@google.com>
2756 * diagnostic.c (diagnostic_report_diagnostic): Do not
2757 warn about loaded plugins for DK_ERROR and DK_WARNING.
2758 * c-decl.c (declspecs_add_type): Move call to
2759 invoke_plugin_callbacks ...
2760 * c-parser.c (c_parser_declspecs): ... here.
2761 * plugin.c (dump_active_plugins): Tidy output.
2763 2009-04-14 Diego Novillo <dnovillo@google.com>
2764 Le-Chun Wu <lcwu@google.com>
2766 * configure.ac: Add --enable-plugin support.
2767 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2768 * Makefile.in (PLUGIN_H): Define.
2769 Export ENABLE_PLUGIN and GMPINC to site.exp.
2770 Add PLUGINLIBS to link command.
2771 Add/modify dependencies for plugin.o and files including plugin.h.
2773 * config.in: Regenerate.
2775 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2778 2009-04-14 Le-Chun Wu <lcwu@google.com>
2780 * tree-pass.h (register_one_dump_file): Add a prototype for
2781 register_one_dump_file.
2782 * toplev.c (compile_file): Call initialize_plugins.
2783 (do_compile): Call invoke_plugin_callbacks.
2784 (toplev_main): Call invoke_plugin_callbacks.
2785 * common.opt: Add -fplugin= and -fplugin-arg-.
2786 * gcc-plugin.h: New public header file for plugins to include.
2787 * plugin.c: New source file.
2788 * plugin.h: New internal header file.
2789 * passes.c (register_one_dump_file): Make it external.
2791 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2793 2009-04-14 Diego Novillo <dnovillo@google.com>
2795 * doc/plugins.texi: New.
2796 * doc/gccint.texi: Add reference to Plugins chapter.
2797 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2798 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2799 loaded plugins, if any.
2800 * timevar.def (TV_PLUGIN_INIT): Define.
2801 (TV_PLUGIN_RUN): Define.
2802 * plugin.c: Include timevar.h
2803 (plugins_active_p): New.
2804 (dump_active_plugins): New.
2805 (debug_active_plugins): New.
2807 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2809 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2811 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2813 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2815 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2816 the same as a minus without a shift.
2818 2009-04-14 Nick Clifton <nickc@redhat.com>
2820 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2821 comparisons with small integers will always produce a short
2824 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2827 2008-12-19 Diego Novillo <dnovillo@google.com>
2829 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2831 2009-04-14 Richard Guenther <rguenther@suse.de>
2833 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2835 (verify_gimple_assign_binary): Likewise. Handle shifts and
2837 (verify_gimple_phi): Print the mismatched argument position.
2838 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2840 (vect_update_init_of_dr): Likewise.
2841 * matrix-reorg.c (transform_access_sites): Do what the
2843 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2845 2009-04-13 Michael Eager <eager@eagercon.com>
2847 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2848 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2849 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2850 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2851 remove duplicate config
2853 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2855 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2856 file_name:line_number type locator of the call site.
2858 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2860 * genautomata.c: Put blank after comma.
2861 (automaton_decls): New.
2862 (struct unit_usage): Add comments to member next.
2863 (store_alt_unit_usage): Keep the list ordered.
2864 (unit_present_on_list_p, equal_alternatives_p): New.
2865 (check_regexp_units_distribution): Check units distribution
2866 correctness correctly.
2867 (main): Don't write automata if error is found. Return correct
2870 * config/m68k/cf.md (cfv4_ds): Remove.
2871 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2872 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2874 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2875 power4-load-ext, power4-store, power4-store-update,
2876 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2877 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2878 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2879 power4-sqrt, power4-isync): Modify reservation to make correct
2880 unit distribution to automata.
2882 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2883 power5-store-update, power5-two, power5-three, power5-lmul,
2884 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2886 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2888 * except.c (pass_set_nothrow_function_flags): Set name and add
2890 (set_nothrow_function_flags): Mention in the dump file when
2891 changing a function to nothrow.
2893 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2896 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2897 instead of unsigned long.
2899 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2901 * config/arm/arm.c (return_used_this_function): Remove.
2902 (arm_output_function_prologue): Remove use of
2903 return_used_this_function.
2904 (output_return_instruction): Replace use of
2905 return_used_this_function
2906 by cfun->machine->return_used_this_function.
2907 (arm_output_epilogue): Likewise.
2908 (arm_output_function_epilogue): Likewise.
2909 (thumb_unexpanded_epilogue): Likewise.
2910 * config/arm/arm.h (struct machine_function):
2911 New member return_used_this_function.
2913 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2915 * doc/install.texi: Correct description of default directory for
2916 --with-gxx-include-dir.
2918 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2920 * fold-const.c (build_range_check): Properly deal with enumeral and
2923 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2925 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2926 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2927 * params.h (MAX_GCSE_PASSES): Remove.
2928 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2929 in sequence. Remove ability to run multiple passes.
2930 (bypass_jumps): Report run as third CPROP pass.
2932 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2935 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2936 when deciding whether the whole SEQUENCE can throw.
2938 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2941 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2942 offseted label references.
2944 2009-04-11 Jan Hubicka <jh@suse.cz>
2946 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2948 2009-04-11 Richard Guenther <rguenther@suse.de>
2951 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2952 return variables as TREE_ADDRESSABLE.
2954 2009-04-11 Richard Guenther <rguenther@suse.de>
2956 PR tree-optimization/39713
2957 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2958 reference trees have SSA_NAME operands.
2960 2009-04-11 Richard Guenther <rguenther@suse.de>
2963 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2964 address expressions.
2966 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2968 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2969 match changes in Cygwin 1.7
2970 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2971 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2973 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2975 PR tree-optimization/39701
2976 * doc/invoke.texi (Optimization Options): Document change in
2977 meaning and initialization of -fdelete-null-pointer-checks.
2979 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2982 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2984 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2987 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2989 2009-04-10 Chao-ying Fu <fu@mips.com>
2991 * doc/tm.texi (Instruction Output): Document
2992 TARGET_ASM_FINAL_POSTSCAN_INSN.
2993 * target.h (final_postscan_insn): New field in asm_out.
2994 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2995 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2996 * final.c (final_scan_insn): Call
2997 targetm.asm_out.final_postscan_insn after outputting
2998 an asm macro and a normal instruction.
3000 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3001 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3002 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3003 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3004 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3006 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3009 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3010 variables as non-NULL even with -fdelete-null-pointer-checks.
3012 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3014 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3016 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3019 * config/i386/i386.c (classify_argument): Handle SCmode with
3020 (bit_offset % 64) != 0.
3022 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3024 * doc/invoke.texi (Optimize Options): Add cross-reference to
3025 -Q --help=optimizers examples.
3027 2009-04-10 Ben Elliston <bje@au.ibm.com>
3030 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3031 regalign for the reg == fpr and TDmode case.
3033 2009-04-09 David Ayers <ayers@fsfe.org>
3036 * objc/objc-act.c (warn_with_method): Remove helper function.
3037 (check_duplicates): Call warning and inform directly.
3038 (really_start_method): Likewise.
3040 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3042 * expmed.c (expand_divmod): Always use a comparison for a division
3043 by a large unsigned integer.
3045 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3046 for things others than variables or functions as nonzero.
3048 2009-04-09 Nick Clifton <nickc@redhat.com>
3050 * unwind-compat.c: Change copyright header to refer to version
3051 3 of the GNU General Public License with version 3.1 of the
3052 GCC Runtime Library Exception and to point readers at the
3053 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3054 * config/alpha/crtfastmath.c: Likewise.
3055 * config/alpha/linux-unwind.h: Likewise.
3056 * config/alpha/qrnnd.asm: Likewise.
3057 * config/alpha/vms-crt0-64.c: Likewise.
3058 * config/alpha/vms-crt0.c: Likewise.
3059 * config/alpha/vms-dwarf2.asm: Likewise.
3060 * config/alpha/vms-dwarf2eh.asm: Likewise.
3061 * config/alpha/vms-psxcrt0-64.c: Likewise.
3062 * config/alpha/vms-psxcrt0.c: Likewise.
3063 * config/alpha/vms_tramp.asm: Likewise.
3064 * config/arc/initfini.c: Likewise.
3065 * config/arc/lib1funcs.asm: Likewise.
3066 * config/arm/bpabi-v6m.S: Likewise.
3067 * config/arm/bpabi.S: Likewise.
3068 * config/arm/bpabi.c: Likewise.
3069 * config/arm/crti.asm: Likewise.
3070 * config/arm/crtn.asm: Likewise.
3071 * config/arm/ieee754-df.S: Likewise.
3072 * config/arm/ieee754-sf.S: Likewise.
3073 * config/arm/lib1funcs.asm: Likewise.
3074 * config/arm/libunwind.S: Likewise.
3075 * config/arm/linux-atomic.c: Likewise.
3076 * config/arm/mmintrin.h: Likewise.
3077 * config/arm/pr-support.c: Likewise.
3078 * config/arm/unaligned-funcs.c: Likewise.
3079 * config/arm/unwind-arm.c: Likewise.
3080 * config/arm/unwind-arm.h: Likewise.
3081 * config/avr/libgcc.S: Likewise.
3082 * config/bfin/crti.s: Likewise.
3083 * config/bfin/crtlibid.s: Likewise.
3084 * config/bfin/crtn.s: Likewise.
3085 * config/bfin/lib1funcs.asm: Likewise.
3086 * config/bfin/linux-unwind.h: Likewise.
3087 * config/cris/arit.c: Likewise.
3088 * config/cris/cris_abi_symbol.c: Likewise.
3089 * config/darwin-64.c: Likewise.
3090 * config/darwin-crt2.c: Likewise.
3091 * config/darwin-crt3.c: Likewise.
3092 * config/darwin.h: Likewise.
3093 * config/dbxelf.h: Likewise.
3094 * config/dfp-bit.c: Likewise.
3095 * config/dfp-bit.h: Likewise.
3096 * config/elfos.h: Likewise.
3097 * config/fixed-bit.c: Likewise.
3098 * config/fixed-bit.h: Likewise.
3099 * config/fp-bit.c: Likewise.
3100 * config/fp-bit.h: Likewise.
3101 * config/fr30/crti.asm: Likewise.
3102 * config/fr30/crtn.asm: Likewise.
3103 * config/fr30/lib1funcs.asm: Likewise.
3104 * config/freebsd-spec.h: Likewise.
3105 * config/frv/cmovd.c: Likewise.
3106 * config/frv/cmovh.c: Likewise.
3107 * config/frv/cmovw.c: Likewise.
3108 * config/frv/frvbegin.c: Likewise.
3109 * config/frv/frvend.c: Likewise.
3110 * config/frv/lib1funcs.asm: Likewise.
3111 * config/glibc-stdint.h: Likewise.
3112 * config/h8300/clzhi2.c: Likewise.
3113 * config/h8300/crti.asm: Likewise.
3114 * config/h8300/crtn.asm: Likewise.
3115 * config/h8300/ctzhi2.c: Likewise.
3116 * config/h8300/fixunssfsi.c: Likewise.
3117 * config/h8300/lib1funcs.asm: Likewise.
3118 * config/h8300/parityhi2.c: Likewise.
3119 * config/h8300/popcounthi2.c: Likewise.
3120 * config/i386/ammintrin.h: Likewise.
3121 * config/i386/att.h: Likewise.
3122 * config/i386/avxintrin.h: Likewise.
3123 * config/i386/biarch64.h: Likewise.
3124 * config/i386/bmmintrin.h: Likewise.
3125 * config/i386/cpuid.h: Likewise.
3126 * config/i386/cross-stdarg.h: Likewise.
3127 * config/i386/crtfastmath.c: Likewise.
3128 * config/i386/crtprec.c: Likewise.
3129 * config/i386/cygming-crtbegin.c: Likewise.
3130 * config/i386/cygming-crtend.c: Likewise.
3131 * config/i386/cygwin.asm: Likewise.
3132 * config/i386/emmintrin.h: Likewise.
3133 * config/i386/gmm_malloc.h: Likewise.
3134 * config/i386/gthr-win32.c: Likewise.
3135 * config/i386/i386.h: Likewise.
3136 * config/i386/immintrin.h: Likewise.
3137 * config/i386/linux-unwind.h: Likewise.
3138 * config/i386/linux64.h: Likewise.
3139 * config/i386/mm3dnow.h: Likewise.
3140 * config/i386/mmintrin-common.h: Likewise.
3141 * config/i386/mmintrin.h: Likewise.
3142 * config/i386/nmmintrin.h: Likewise.
3143 * config/i386/pmm_malloc.h: Likewise.
3144 * config/i386/pmmintrin.h: Likewise.
3145 * config/i386/smmintrin.h: Likewise.
3146 * config/i386/sol2-c1.asm: Likewise.
3147 * config/i386/sol2-ci.asm: Likewise.
3148 * config/i386/sol2-cn.asm: Likewise.
3149 * config/i386/sol2-gc1.asm: Likewise.
3150 * config/i386/tmmintrin.h: Likewise.
3151 * config/i386/unix.h: Likewise.
3152 * config/i386/w32-unwind.h: Likewise.
3153 * config/i386/wmmintrin.h: Likewise.
3154 * config/i386/x86-64.h: Likewise.
3155 * config/i386/x86intrin.h: Likewise.
3156 * config/i386/xmmintrin.h: Likewise.
3157 * config/ia64/crtbegin.asm: Likewise.
3158 * config/ia64/crtend.asm: Likewise.
3159 * config/ia64/crtfastmath.c: Likewise.
3160 * config/ia64/crti.asm: Likewise.
3161 * config/ia64/crtn.asm: Likewise.
3162 * config/ia64/fde-glibc.c: Likewise.
3163 * config/ia64/lib1funcs.asm: Likewise.
3164 * config/ia64/linux-unwind.h: Likewise.
3165 * config/ia64/quadlib.c: Likewise.
3166 * config/ia64/unwind-ia64.c: Likewise.
3167 * config/linux.h: Likewise.
3168 * config/m32c/m32c-lib1.S: Likewise.
3169 * config/m32c/m32c-lib2-trapv.c: Likewise.
3170 * config/m32c/m32c-lib2.c: Likewise.
3171 * config/m32r/initfini.c: Likewise.
3172 * config/m68hc11/larith.asm: Likewise.
3173 * config/m68hc11/m68hc11-crt0.S: Likewise.
3174 * config/m68k/cf.md: Likewise.
3175 * config/m68k/crti.s: Likewise.
3176 * config/m68k/crtn.s: Likewise.
3177 * config/m68k/lb1sf68.asm: Likewise.
3178 * config/m68k/linux-unwind.h: Likewise.
3179 * config/mcore/crti.asm: Likewise.
3180 * config/mcore/crtn.asm: Likewise.
3181 * config/mcore/lib1.asm: Likewise.
3182 * config/mips/linux-unwind.h: Likewise.
3183 * config/mips/loongson.h: Likewise.
3184 * config/mips/mips16.S: Likewise.
3185 * config/mmix/crti.asm: Likewise.
3186 * config/mmix/crtn.asm: Likewise.
3187 * config/pa/fptr.c: Likewise.
3188 * config/pa/hpux-unwind.h: Likewise.
3189 * config/pa/lib2funcs.asm: Likewise.
3190 * config/pa/linux-atomic.c: Likewise.
3191 * config/pa/linux-unwind.h: Likewise.
3192 * config/pa/milli64.S: Likewise.
3193 * config/pa/quadlib.c: Likewise.
3194 * config/pa/stublib.c: Likewise.
3195 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3196 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3197 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3198 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3199 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3200 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3201 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3202 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3203 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3204 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3205 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3206 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3207 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3208 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3209 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3210 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3211 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3212 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3213 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3214 * config/rs6000/750cl.h: Likewise.
3215 * config/rs6000/altivec.h: Likewise.
3216 * config/rs6000/biarch64.h: Likewise.
3217 * config/rs6000/crtresfpr.asm: Likewise.
3218 * config/rs6000/crtresgpr.asm: Likewise.
3219 * config/rs6000/crtresxfpr.asm: Likewise.
3220 * config/rs6000/crtresxgpr.asm: Likewise.
3221 * config/rs6000/crtsavfpr.asm: Likewise.
3222 * config/rs6000/crtsavgpr.asm: Likewise.
3223 * config/rs6000/darwin-asm.h: Likewise.
3224 * config/rs6000/darwin-fallback.c: Likewise.
3225 * config/rs6000/darwin-fpsave.asm: Likewise.
3226 * config/rs6000/darwin-ldouble.c: Likewise.
3227 * config/rs6000/darwin-tramp.asm: Likewise.
3228 * config/rs6000/darwin-unwind.h: Likewise.
3229 * config/rs6000/darwin-vecsave.asm: Likewise.
3230 * config/rs6000/darwin-world.asm: Likewise.
3231 * config/rs6000/e500crtres32gpr.asm: Likewise.
3232 * config/rs6000/e500crtres64gpr.asm: Likewise.
3233 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3234 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3235 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3236 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3237 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3238 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3239 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3240 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3241 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3242 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3243 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3244 * config/rs6000/eabi-ci.asm: Likewise.
3245 * config/rs6000/eabi-cn.asm: Likewise.
3246 * config/rs6000/eabi.asm: Likewise.
3247 * config/rs6000/linux-unwind.h: Likewise.
3248 * config/rs6000/linux64.h: Likewise.
3249 * config/rs6000/paired.h: Likewise.
3250 * config/rs6000/paired.md: Likewise.
3251 * config/rs6000/ppc64-fp.c: Likewise.
3252 * config/rs6000/ppu_intrinsics.h: Likewise.
3253 * config/rs6000/rs6000.h: Likewise.
3254 * config/rs6000/si2vmx.h: Likewise.
3255 * config/rs6000/sol-ci.asm: Likewise.
3256 * config/rs6000/sol-cn.asm: Likewise.
3257 * config/rs6000/spe.h: Likewise.
3258 * config/rs6000/spu2vmx.h: Likewise.
3259 * config/rs6000/sysv4.h: Likewise.
3260 * config/rs6000/tramp.asm: Likewise.
3261 * config/rs6000/vec_types.h: Likewise.
3262 * config/s390/linux-unwind.h: Likewise.
3263 * config/s390/tpf-unwind.h: Likewise.
3264 * config/score/crti.asm: Likewise.
3265 * config/score/crtn.asm: Likewise.
3266 * config/sh/crt1.asm: Likewise.
3267 * config/sh/crti.asm: Likewise.
3268 * config/sh/crtn.asm: Likewise.
3269 * config/sh/divtab-sh4-300.c: Likewise.
3270 * config/sh/divtab-sh4.c: Likewise.
3271 * config/sh/divtab.c: Likewise.
3272 * config/sh/lib1funcs-4-300.asm: Likewise.
3273 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3274 * config/sh/lib1funcs.asm: Likewise.
3275 * config/sh/lib1funcs.h: Likewise.
3276 * config/sh/linux-atomic.asm: Likewise.
3277 * config/sh/linux-unwind.h: Likewise.
3278 * config/sh/shmedia.h: Likewise.
3279 * config/sh/sshmedia.h: Likewise.
3280 * config/sh/ushmedia.h: Likewise.
3281 * config/sparc/crtfastmath.c: Likewise.
3282 * config/sparc/linux-unwind.h: Likewise.
3283 * config/sparc/sol2-c1.asm: Likewise.
3284 * config/sparc/sol2-ci.asm: Likewise.
3285 * config/sparc/sol2-cn.asm: Likewise.
3286 * config/spu/divmodti4.c: Likewise.
3287 * config/spu/divv2df3.c: Likewise.
3288 * config/spu/float_disf.c: Likewise.
3289 * config/spu/float_unsdidf.c: Likewise.
3290 * config/spu/float_unsdisf.c: Likewise.
3291 * config/spu/float_unssidf.c: Likewise.
3292 * config/spu/mfc_multi_tag_release.c: Likewise.
3293 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3294 * config/spu/mfc_tag_release.c: Likewise.
3295 * config/spu/mfc_tag_reserve.c: Likewise.
3296 * config/spu/mfc_tag_table.c: Likewise.
3297 * config/spu/multi3.c: Likewise.
3298 * config/spu/spu_internals.h: Likewise.
3299 * config/spu/spu_intrinsics.h: Likewise.
3300 * config/spu/spu_mfcio.h: Likewise.
3301 * config/spu/vec_types.h: Likewise.
3302 * config/spu/vmx2spu.h: Likewise.
3303 * config/stormy16/stormy16-lib2.c: Likewise.
3304 * config/svr4.h: Likewise.
3305 * config/sync.c: Likewise.
3306 * config/v850/lib1funcs.asm: Likewise.
3307 * config/vxlib-tls.c: Likewise.
3308 * config/vxlib.c: Likewise.
3309 * config/vxworks-dummy.h: Likewise.
3310 * config/xtensa/crti.asm: Likewise.
3311 * config/xtensa/crtn.asm: Likewise.
3312 * config/xtensa/ieee754-df.S: Likewise.
3313 * config/xtensa/ieee754-sf.S: Likewise.
3314 * config/xtensa/lib1funcs.asm: Likewise.
3315 * config/xtensa/lib2funcs.S: Likewise.
3316 * config/xtensa/linux-unwind.h: Likewise.
3317 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3318 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3319 * coretypes.h: Likewise.
3320 * crtstuff.c: Likewise.
3321 * defaults.h: Likewise.
3322 * dwarf2.h: Likewise.
3323 * emutls.c: Likewise.
3324 * gbl-ctors.h: Likewise.
3325 * gcov-io.h: Likewise.
3326 * ginclude/float.h: Likewise.
3327 * ginclude/iso646.h: Likewise.
3328 * ginclude/stdarg.h: Likewise.
3329 * ginclude/stdbool.h: Likewise.
3330 * ginclude/stddef.h: Likewise.
3331 * ginclude/stdfix.h: Likewise.
3332 * ginclude/stdint-gcc.h: Likewise.
3333 * ginclude/tgmath.h: Likewise.
3334 * gthr-aix.h: Likewise.
3335 * gthr-dce.h: Likewise.
3336 * gthr-gnat.c: Likewise.
3337 * gthr-gnat.h: Likewise.
3338 * gthr-lynx.h: Likewise.
3339 * gthr-mipssde.h: Likewise.
3340 * gthr-nks.h: Likewise.
3341 * gthr-posix.c: Likewise.
3342 * gthr-posix.h: Likewise.
3343 * gthr-posix95.h: Likewise.
3344 * gthr-rtems.h: Likewise.
3345 * gthr-single.h: Likewise.
3346 * gthr-solaris.h: Likewise.
3347 * gthr-tpf.h: Likewise.
3348 * gthr-vxworks.h: Likewise.
3349 * gthr-win32.h: Likewise.
3351 * libgcc2.c: Likewise.
3352 * libgcc2.h: Likewise.
3353 * libgcov.c: Likewise.
3354 * tsystem.h: Likewise.
3355 * typeclass.h: Likewise.
3356 * unwind-c.c: Likewise.
3357 * unwind-compat.h: Likewise.
3358 * unwind-dw2-fde-compat.c: Likewise.
3359 * unwind-dw2-fde-darwin.c: Likewise.
3360 * unwind-dw2-fde-glibc.c: Likewise.
3361 * unwind-dw2-fde.c: Likewise.
3362 * unwind-dw2-fde.h: Likewise.
3363 * unwind-dw2.c: Likewise.
3364 * unwind-dw2.h: Likewise.
3365 * unwind-generic.h: Likewise.
3366 * unwind-pe.h: Likewise.
3367 * unwind-sjlj.c: Likewise.
3368 * unwind.inc: Likewise.
3369 * config/arm/neon-gen.ml: Change generated copyright header to
3370 refer to version 3 of the GNU General Public License with
3371 version 3.1 of the GCC Runtime Library Exception and to point
3372 readers at the COPYING3 and COPYING3.RUNTIME files and the
3373 FSF's license web page.
3374 * config/arm/arm_neon.h: Regenerate.
3376 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3378 * config/cris/cris.md: Change copyright header to refer to version
3379 3 of the GNU General Public License.
3380 * doc/install.texi2html: Change copyright header to refer to version
3381 3 of the GNU General Public License and to point readers at the
3382 COPYING3 file and the FSF's license web page.
3383 * config/vax/linux.h: Likewise.
3385 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3387 * config/i386/i386.md (cmpcc): New.
3388 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3389 (sync_compare_and_swap_cc*): Delete.
3391 * config/s390/s390.c (s390_compare_emitted): Remove.
3392 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3393 s390_compare_emitted used to be handled. Assert that modes match.
3394 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3395 refer to sync_compare_and_swap_ccsi.
3396 * config/s390/s390.h (s390_compare_emitted): Remove.
3397 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3398 instead of s390_compare_emitted.
3399 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3400 instead of s390_compare_emitted.
3401 * config/s390/s390.md (cmpcc): New.
3402 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3403 CC_REGNUM, do not pretend it's set.
3404 (sync_compare_and_swap_cc*): Delete.
3405 * config/s390/predicates.md (cc_reg_operand): New.
3407 * expr.c (sync_compare_and_swap_cc): Delete.
3408 * optabs.h (sync_compare_and_swap_cc): Delete.
3409 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3410 is being used with can_compare_p.
3411 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3413 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3414 look for a MODE_CC set instead. Use emit_store_flag.
3415 (expand_compare_and_swap_loop): Likewise, with some additional
3416 complication to avoid a force_reg when useless. Use
3417 emit_cmp_and_jump_insns.
3418 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3419 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3420 sync_compare_and_swap documentation.
3422 2009-04-09 Jan Hubicka <jh@suse.cz>
3424 * except.c (find_prev_try): Break out from ....
3425 (duplicate_eh_regions): ... here; properly update prev_try pointers
3426 when duplication part of tree.
3427 (dump_eh_tree): Improve dumping.
3428 (verify_eh_region): New.
3429 (verify_eh_tree): Use it.
3431 2009-04-06 Richard Guenther <rguenther@suse.de>
3433 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3434 &ARRAY addresses by adjusting their types and prepending
3436 * tree-cfg.c (verify_gimple_assign_single): Verify that
3437 addresses are correct.
3439 2009-04-09 Richard Guenther <rguenther@suse.de>
3441 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3442 indices into an array reference if possible.
3443 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3444 Fold POINTER_PLUS_EXPR statements with invariant address.
3446 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3449 * config.gcc (powerpc64-*-linux*): Always build biarch.
3451 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3454 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3455 it and pedwarn if this results in an INTEGER_CST.
3457 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3459 * doc/install.texi: Update minimum GMP version. Remove obsolete
3460 text in MPFR section.
3462 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3464 * dwarf2out.c (class_scope_p): New static inline.
3465 (class_or_namespace_scope_p): Use it.
3466 (gen_variable_die): Use DW_TAG_member tag for static data member
3467 declarations instead of DW_TAG_variable.
3470 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3473 2009-04-08 Richard Guenther <rguenther@suse.de>
3475 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3476 valueize random data.
3478 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3480 * config.gcc (aix tm_file): Add aix-stdint.h.
3481 (aix tm clause use_gcc_stdint): Set to wrap.
3482 * config/rs6000/aix-stdint.h: New file.
3484 2009-04-08 Richard Guenther <rguenther@suse.de>
3487 * tree-dfa.c (add_referenced_var): Do not recurse into
3488 global initializers.
3489 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3491 (fold_const_aggregate_ref): Likewise.
3493 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3495 * recog.c (ordered_comparison_operator): New.
3496 * gensupport.c (std_preds): Add it.
3497 * doc/md.texi (Machine-Independent Predicates): Document it.
3499 2009-04-08 Jan Hubicka <jh@suse.cz>
3501 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3502 * function.h (rtl_eh): Remove exception_handler_label_map.
3503 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3504 remove_exception_handler_label, for_each_eh_label_1): Remove.
3505 (rtl_remove_unreachable_regions): Remove.
3506 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3507 (find_exception_handler_labels): Don't build the hashtable.
3508 (maybe_remove_eh_handler): Remove.
3509 (for_each_eh_label): Rewrite to walk the tree.
3510 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3511 * except.h (maybe_remove_eh_handler): Remove.
3512 * passes.c (init_optimization_passes): Schedule second EH cleanup
3514 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3515 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3517 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3519 * genoutput.c (validate_optab_operands): New.
3520 (gen_insn, gen_expand): Call it.
3522 * genflags.c (gen_insn): Detect misused iterators.
3523 (main): Pass line_no to gen_insn, exit with status 1 on error.
3525 * genextract.c (line_no): Make global.
3526 (VEC_safe_set_locstr): Change assertion to error message.
3527 (main): Exit with status 1 on error.
3529 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3533 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3534 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3535 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3536 * c-convert.c (convert): Do not call fold on results of conversion
3537 functions when the result is a C_MAYBE_CONST_EXPR.
3538 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3539 of __builtin_choose_expr.
3540 * c-typeck.c (remove_c_maybe_const_expr): New.
3541 (build_unary_op, build_conditional_expr, build_compound_expr,
3542 build_binary_op, c_objc_common_truthvalue_conversion): Call
3543 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3546 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3548 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3549 CODE to produce a new one. Add a prototype to use fold_convert_const
3551 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3554 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3555 mix declarations and code.
3557 2009-04-08 Ben Elliston <bje@au.ibm.com>
3559 * gcc.c: Replace `CC' with `GCC' throughout.
3561 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3563 * doc/invoke.texi: Document Atom support.
3565 2009-04-07 Jason Merrill <jason@redhat.com>
3568 * c-common.h, c-common.c: Add flag_pretty_templates.
3569 * c-opts.c (c_common_handle_option): Set it.
3570 * c.opt: Add -fno-pretty-templates.
3571 * doc/invoke.texi (C++ Dialect Options): Likewise.
3573 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3575 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3576 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3577 (ia64_expand_builtin): Likewise.
3579 2009-04-07 Martin Jambor <mjambor@suse.cz>
3581 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3582 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3583 ADDR_EXPRS are include too.
3585 2009-04-07 Richard Guenther <rguenther@suse.de>
3587 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3588 decls are only used if passes as parameters or if they are
3589 local statics and the call is not to a builtin.
3590 (call_may_clobber_ref_p_1): Likewise.
3592 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3594 * expr.c (do_store_flag): Remove last argument. Simplify code
3595 to avoid duplication of tests already done by can_compare_p.
3596 (expand_expr_real_1): Adjust caller.
3598 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3600 * optabs.c (can_compare_p): Test the predicate of a
3601 cbranch and cstore pattern.
3603 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3605 * expr.c (convert_move): Use emit_store_flag instead of
3608 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3610 * config/i386/i386.c (ix86_compare_emitted): Remove.
3611 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3612 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3613 * config/i386/i386.h (ix86_compare_emitted): Remove.
3614 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3615 instead of ix86_compare_emitted.
3616 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3618 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3620 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3621 Add t-sysroot-suffix to tmake_file.
3622 * config/print-sysroot-suffix.sh: New file.
3623 * config/t-sysroot-suffix: New file.
3625 2009-04-07 Ben Elliston <bje@au.ibm.com>
3627 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3628 as the latter produces a warning when the target does not support
3631 2009-04-07 Ben Elliston <bje@au.ibm.com>
3633 * dfp.c: Replace type punning assignments with memcpy throughout.
3634 * Makefile.in (dfp.o-warn): Remove.
3636 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3639 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3640 Include soft-fp/t-softfp after rs6000/t-linux64.
3642 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3644 * stor-layout.c (set_sizetype): Use the full precision of their
3645 machine mode for bitsize types.
3647 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3649 * config/i386/i386.md: Revert 2 accidental checkins.
3651 2009-04-06 Joey Ye <joey.ye@intel.com>
3652 Xuepeng Guo <xuepeng.guo@intel.com>
3653 H.J. Lu <hongjiu.lu@intel.com>
3655 Atom pipeline model, tuning and insn selection.
3656 * config.gcc (atom): Add atom config options and target.
3658 * config/i386/atom.md: New.
3660 * config/i386/i386.c (atom_cost): New cost.
3661 (m_ATOM): New macro flag.
3662 (initial_ix86_tune_features): Set m_ATOM.
3663 (x86_accumulate_outgoing_args): Likewise.
3664 (x86_arch_always_fancy_math_387): Likewise.
3665 (processor_target): Add Atom cost.
3666 (cpu_names): Add Atom cpu name.
3667 (override_options): Set Atom ISA.
3668 (ix86_issue_rate): New case PROCESSOR_ATOM.
3669 (ix86_adjust_cost): Likewise.
3671 * config/i386/i386.h (TARGET_ATOM): New target macro.
3672 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3673 (TARGET_OPT_AGU): New target option.
3674 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3675 (processor_type): Add PROCESSOR_ATOM.
3677 * config/i386/i386.md (cpu): Add new value "atom".
3678 (use_carry, movu): New attr.
3679 (atom.md): Include atom.md.
3680 (adddi3_carry_rex64): Set attr "use_carry".
3681 (addqi3_carry): Likewise.
3682 (addhi3_carry): Likewise.
3683 (addsi3_carry): Likewise.
3684 (*addsi3_carry_zext): Likewise.
3685 (subdi3_carry_rex64): Likewise.
3686 (subqi3_carry): Likewise.
3687 (subhi3_carry): Likewise.
3688 (subsi3_carry): Likewise.
3689 (x86_movdicc_0_m1_rex64): Likewise.
3690 (*x86_movdicc_0_m1_se): Likewise.
3691 (x86_movsicc_0_m1): Likewise.
3692 (*x86_movsicc_0_m1_se): Likewise.
3693 (*adddi_1_rex64): Emit add insn as much as possible.
3694 (*addsi_1): Likewise.
3695 (return_internal): Set atom_unit.
3696 (return_internal_long): Likewise.
3697 (return_pop_internal): Likewise.
3698 (*rcpsf2_sse): Set atom_sse_attr attr.
3699 (*qrt<mode>2_sse): Likewise.
3700 (*prefetch_sse): Likewise.
3702 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3704 (ix86_target_macros_internal): Likewise.
3706 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3707 (*prefetch_sse_rex): Likewise.
3708 (sse_rcpv4sf2): Likewise.
3709 (sse_vmrcpv4sf2): Likewise.
3710 (sse_sqrtv4sf2): Likewise.
3711 (<sse>_vmsqrt<mode>2): Likewise.
3712 (sse_ldmxcsr): Likewise.
3713 (sse_stmxcsr): Likewise.
3714 (*sse_sfence): Likewise.
3715 (sse2_clflush): Likewise.
3716 (*sse2_mfence): Likewise.
3717 (*sse2_lfence): Likewise.
3718 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3719 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3720 (avx_movdqu<avxmodesuffix>): Likewise.
3721 (avx_lddqu<avxmodesuffix>): Likewise.
3722 (sse2_movntv2di): Change attr "type" to "ssemov".
3723 (sse2_movntsi): Likewise.
3724 (rsqrtv8sf2): Change attr "type" to "sseadd".
3725 (sse3_addsubv2df3): Set attr "atom_unit".
3726 (sse3_h<plusminus_insn>v4sf3): Likewise.
3727 (*sse2_pmaddwd): Likewise.
3728 (*vec_extractv2di_1_rex64): Likewise.
3729 (*vec_extractv2di_1_avx): Likewise.
3730 (sse2_psadbw): Likewise.
3731 (ssse3_phaddwv8hi3): Likewise.
3732 (ssse3_phaddwv4hi3): Likewise.
3733 (ssse3_phadddv4si3): Likewise.
3734 (ssse3_phadddv2si3): Likewise.
3735 (ssse3_phaddswv8hi3): Likewise.
3736 (ssse3_phaddswv4hi3): Likewise.
3737 (ssse3_phsubwv8hi3): Likewise.
3738 (ssse3_phsubwv4hi3): Likewise.
3739 (ssse3_phsubdv4si3): Likewise.
3740 (ssse3_phsubdv2si3): Likewise.
3741 (ssse3_phsubswv8hi3): Likewise.
3742 (ssse3_phsubswv4hi3): Likewise.
3743 (ssse3_pmaddubsw128): Likewise.
3744 (sse3_pmaddubsw: Likewise.
3745 (ssse3_palignrti): Likewise.
3746 (ssse3_palignrdi): Likewise.
3748 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3750 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3752 2009-04-06 Richard Guenther <rguenther@suse.de>
3754 PR tree-optimization/28868
3755 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3756 of which PHI results we inserted.
3757 (insert_into_preds_of_block): Record inserted PHIs.
3758 (eliminate): Eliminate redundant PHI nodes.
3759 (init_pre): Init inserted_phi_names.
3761 2009-04-06 Richard Guenther <rguenther@suse.de>
3763 PR tree-optimization/39643
3764 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3765 IMAGPART_EXPRs of complex constants.
3766 (execute_fold_all_builtins): If we folded a call queue
3767 TODO_update_address_taken.
3769 2009-04-06 Jan Hubicka <jh@suse.cz>
3772 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3775 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3777 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3779 (ic_invalidate_array): Likewise.
3781 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3783 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3784 alignment for library calls.
3786 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3788 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3789 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3790 * config/i386/mingw-stdint.h: New file.
3792 2009-04-05 Richard Guenther <rguenther@suse.de>
3794 PR tree-optimization/39648
3795 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3796 our &A vs. &A[0] IL deficiencies.
3798 2009-04-04 Jan Hubicka <jh@suse.cz>
3800 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3801 removed toplevel regions.
3802 (sjlj_mark_call_sites): Likewise.
3804 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3806 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3807 (cygwin tm clause use_gcc_stdint): Set to wrap.
3808 * config/i386/cygwin-stdint.h: New file.
3810 2009-04-04 Richard Guenther <rguenther@suse.de>
3812 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3813 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3814 single-argument PHIs if we are in loop-closed SSA form.
3815 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3816 for the pre-condition.
3817 (slpeel_tree_peel_loop_to_edge): Likewise.
3818 (vect_build_loop_niters): Take an optional sequence to append stmts.
3819 (vect_generate_tmps_on_preheader): Likewise.
3820 (vect_do_peeling_for_loop_bound): Take extra guards for the
3822 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3823 the cost model check.
3824 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3825 guards if we are going to peel. Do not apply versioning in that case.
3826 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3827 (vect_do_peeling_for_loop_bound): Likewise.
3828 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3829 loop bound only record extra pre-conditions, do not apply loop
3832 2009-04-04 Richard Guenther <rguenther@suse.de>
3834 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3837 2009-04-04 Jan Hubicka <jh@suse.cz>
3839 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3840 last_basic_block for size of bb->index indexed array.
3841 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3842 compute_out, link_btr_uses, build_btr_def_use_webs,
3843 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3845 2009-04-04 Jan Hubicka <jh@suse.cz>
3847 * except.c (remove_eh_handler_and_replace): Break out from ...
3848 (remove_eh_handler): ... here.
3849 (bring_to_root): New function.
3850 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3851 handled ones, bring others to root of tree.
3853 2009-04-04 Jan Hubicka <jh@suse.cz>
3855 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3856 (all_phis_safe_to_merge): New function.
3857 (update_info): New structure.
3858 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3859 (cleanup_empty_eh): Update SSA if possible.
3861 2009-04-04 Richard Guenther <rguenther@suse.de>
3863 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3864 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3865 (append_vuse): Likewise.
3867 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3869 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3870 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3871 instead of REG_UNSAVED for DW_CFA_undefined.
3872 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3873 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3876 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3879 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3880 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3881 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3883 2009-04-04 Richard Guenther <rguenther@suse.de>
3885 PR tree-optimization/8781
3886 PR tree-optimization/37892
3887 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3888 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3889 (valueize_refs): Call it for *& valueizations.
3890 (shared_reference_ops_from_ref): Rename to ...
3891 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3892 (shared_reference_ops_from_call): Rename to ...
3893 (valueize_shared_reference_ops_from_call): ... this and valueize.
3894 (vn_reference_lookup): Update.
3895 (visit_reference_op_call): Likewise.
3896 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3897 (eliminate): Value-replace the call address in call statements.
3899 2009-04-04 Richard Guenther <rguenther@suse.de>
3901 PR tree-optimization/39636
3902 * tree-ssa-forwprop.c
3903 (forward_propagate_addr_into_variable_array_index): Check for
3904 GIMPLE_ASSIGN before accessing the rhs code.
3906 2009-04-03 Jason Merrill <jason@redhat.com>
3908 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3910 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3912 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3913 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3914 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3915 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3916 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3917 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3918 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3919 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3920 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3921 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3922 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3923 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3924 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3925 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3926 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3927 Use fr_reg_or_fp01_operand instead of fr_register_operand
3929 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3930 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3931 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3933 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3935 PR rtl-optimization/39607
3936 PR rtl-optimization/39631
3940 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3941 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3942 instead of DF_LR_OUT.
3943 * ira-lives.c (process_bb_node_lives): Ditto.
3944 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3945 instead of DF_LR_{OUT,IN}.
3946 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3947 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3949 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3951 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3952 (execute_lower_omp): Always run but take the short way out if -fopenmp
3954 (gate_lower_omp): Remove, forcing the pass manager to always run the
3955 pass and always set PROP_gimple_lomp.
3956 (pass_lower_omp): Remove gate function.
3957 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3958 PROP_trees. Instead, require it.
3959 * ipa-cp.c (pass_ipa_cp): Likewise.
3960 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3961 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3962 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3963 and PROP_gimple_leh.
3965 2009-04-03 Richard Guenther <rguenther@suse.de>
3968 PR tree-optimization/23940
3969 PR tree-optimization/33237
3972 PR tree-optimization/36201
3973 PR tree-optimization/36230
3974 PR tree-optimization/38049
3975 PR tree-optimization/38207
3976 PR tree-optimization/38230
3977 PR tree-optimization/38301
3978 PR tree-optimization/38585
3980 PR tree-optimization/38985
3981 PR tree-optimization/39299
3982 * tree-ssa-structalias.h: Remove.
3983 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3984 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3985 (struct vuse_element_d): Remove.
3986 (struct vuse_vec_d): Likewise.
3987 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3988 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3989 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3990 VUSE_ELEMENT_VAR): Likewise.
3991 (struct voptype_d): Likewise.
3992 (NUM_VOP_FREE_BUCKETS): Likewise.
3993 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3994 (struct stmt_operands_d): Remove.
3995 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3996 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3997 VDEF_NUM, VDEF_VECT): Likewise.
3998 (copy_virtual_operands): Remove.
3999 (operand_build_cmp): Likewise.
4000 (create_ssa_artificial_load_stmt): Likewise.
4001 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4002 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4003 vuse_index and mayuse_index members. Pack and move done and iter_type
4004 members to the front.
4005 (SSA_OP_VMAYUSE): Remove.
4006 (SSA_OP_VIRTUAL_USES): Adjust.
4007 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4008 (unlink_stmt_vdef): Declare.
4009 (add_to_addressable_set): Remove.
4010 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4011 (vrp_visit_stmt): Likewise.
4012 * doc/tree-ssa.texi (Alias analysis): Update.
4013 * doc/invoke.texi (max-aliased-vops): Remove docs.
4014 (avg-aliased-vops): Likewise.
4015 * tree-into-ssa.c (syms_to_rename): Remove.
4016 (need_to_update_vops_p): Likewise.
4017 (need_to_initialize_update_ssa_p): Rename to ...
4018 (update_ssa_initialized_fn): ... this. Track function we are
4020 (symbol_marked_for_renaming): Simplify.
4021 (add_new_name_mapping): Do not set need_to_update_vops_p.
4022 (dump_currdefs): Use SYMS_TO_RENAME.
4023 (rewrite_update_stmt): Always walk all uses/defs.
4024 (dump_update_ssa): Adjust.
4025 (init_update_ssa): Take function argument. Track what we are
4027 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4028 (create_new_def_for): Initialize for cfun, assert we are initialized
4030 (mark_sym_for_renaming): Simplify.
4031 (mark_set_for_renaming): Do not initialize update-ssa.
4032 (need_ssa_update_p): Simplify. Take function argument.
4033 (name_mappings_registered_p): Assert we ask for the correct function.
4034 (name_registered_for_update_p): Likewise.
4035 (ssa_names_to_replace): Likewise.
4036 (release_ssa_name_after_update_ssa): Likewise.
4037 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4038 (dump_decl_set): Do not print a newline.
4039 (debug_decl_set): Do it here.
4040 (dump_update_ssa): And here.
4041 * tree-ssa-loop-im.c (move_computations): Adjust.
4042 (movement_possibility): Likewise.
4043 (determine_max_movement): Likewise.
4044 (gather_mem_refs_stmt): Likewise.
4045 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4047 * tree-complex.c (update_all_vops): Remove.
4048 (expand_complex_move): Adjust.
4049 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4050 Simplify test for memory referencing statement. Exclude
4051 non-invariant ADDR_EXPRs.
4052 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4053 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4054 (rdg_flag_uses): Likewise.
4055 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4057 (tree_optimize_tail_calls_1): Also split the
4058 edge from the entry block if we have degenerate PHI nodes in
4059 the first basic block.
4060 * tree.c (init_ttree): Remove memory-tag related code.
4061 (tree_code_size): Likewise.
4062 (tree_node_structure): Likewise.
4063 (build7_stat): Re-write to be build6_stat.
4064 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4065 (SSA_VAR_P): Adjust.
4066 (struct tree_memory_tag): Remove.
4067 (struct tree_memory_partition_tag): Likewise.
4068 (union tree_node): Adjust.
4069 (build7): Re-write to be build6.
4070 * tree-pass.h (pass_reset_cc_flags): Remove.
4071 (TODO_update_address_taken): New flag.
4072 (pass_simple_dse): Remove.
4073 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4074 * params.h (MAX_ALIASED_VOPS): Remove.
4075 (AVG_ALIASED_VOPS): Likewise.
4076 * omp-low.c (expand_omp_taskreg): Update SSA form.
4077 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4078 aliases the lhs in a copy stmt.
4079 * tree-ssa-dse.c (struct address_walk_data): Remove.
4080 (memory_ssa_name_same): Likewise.
4081 (memory_address_same): Likewise.
4082 (get_kill_of_stmt_lhs): Likewise.
4083 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4084 unused stores. Look through PHI nodes into post-dominated regions.
4085 (dse_optimize_stmt): Simplify. Properly remove stores.
4086 (tree_ssa_dse): Compute dominators.
4087 (execute_simple_dse): Remove.
4088 (pass_simple_dse): Likewise.
4089 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4090 gimple_loaded_syms and gimple_stored_syms computation.
4091 * toplev.c (dump_memory_report): Dump alias and pta stats.
4092 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4093 (vn_reference_eq): Likewise.
4094 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4095 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4096 valueize_vuses): Remove.
4097 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4098 (get_def_ref_stmt_vuse): ... this.
4099 (vn_reference_lookup_2): New function.
4100 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4101 walking equivalent vuses. Simplify.
4102 (vn_reference_lookup): Likewise.
4103 (vn_reference_insert): Likewise.
4104 (vn_reference_insert_pieces): Likewise.
4105 (visit_reference_op_call): Simplify.
4106 (visit_reference_op_load): Likewise.
4107 (visit_reference_op_store): Likewise.
4108 (init_scc_vn): Remove shared_lookup_vuses initialization.
4109 (free_scc_vn): Remove shared_lookup_vuses freeing.
4110 (sort_vuses, sort_vuses_heap): Remove.
4111 (get_ref_from_reference_ops): Export.
4112 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4113 vector with single vuse pointer.
4114 (vn_reference_lookup_pieces, vn_reference_lookup,
4115 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4116 (shared_vuses_from_stmt): Remove.
4117 (get_ref_from_reference_ops): Declare.
4118 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4119 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4120 memory-tag related code.
4121 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4122 (likely_value): Add comment, skip static-chain of call statements.
4123 (surely_varying_stmt_p): Adjust.
4124 (gimplify_and_update_call_from_tree): Likewise.
4125 (execute_fold_all_builtins): Do not rebuild alias info.
4126 (gimplify_and_update_call_from_tree): Properly update VOPs.
4127 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4128 (copy_ref_info): Remove memory-tag related code.
4129 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4130 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4131 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4133 * tree-ssa-dom.c (gimple_p): Remove typedef.
4134 (eliminate_redundant_computations): Adjust.
4135 (record_equivalences_from_stmt): Likewise.
4136 (avail_expr_hash): Likewise.
4137 (avail_expr_eq): Likewise.
4138 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4139 (stmt_makes_single_load): Likewise.
4140 (stmt_makes_single_store): Likewise.
4141 * tree-ssa-alias.c: Rewrite completely.
4142 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4143 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4144 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4145 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4146 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4147 Remove public functions.
4148 (pass_reset_cc_flags): Remove.
4149 (pass_build_alias): Move ...
4150 * tree-ssa-structalias.c (pass_build_alias): ... here.
4151 * tree-ssa-alias.c (may_be_aliased): Move ...
4152 * tree-flow-inline.h (may_be_aliased): ... here.
4153 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4154 count_uses_and_derefs): Move ...
4155 * gimple.c: ... here.
4156 * gimple.h (count_uses_and_derefs): Declare.
4157 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4158 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4159 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4160 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4161 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4162 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4163 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4165 * tree-dfa.c (refs_may_alias_p): Move ...
4166 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4167 * tree-ssa-alias.h: New file.
4168 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4169 (statement_sink_location): Likewise.
4170 * opts.c (decode_options): Do not adjust max-aliased-vops or
4171 avg-aliased-vops values.
4172 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4173 (TV_CALL_CLOBBER): Likewise.
4174 (TV_FLOW_SENSITIVE): Likewise.
4175 (TV_FLOW_INSENSITIVE): Likewise.
4176 (TV_MEMORY_PARTITIONING): Likewise.
4177 (TV_ALIAS_STMT_WALK): New timevar.
4178 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4179 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4180 (get_address_description): Remove memory-tag related code.
4181 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4182 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4183 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4184 and immediate uses in statements. Document.
4185 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4186 (dump_symbols): Remove.
4187 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4188 * alias.c (get_deref_alias_set): New function split out from ...
4189 (get_alias_set): ... here.
4190 * alias.h (get_deref_alias_set): Declare.
4191 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4192 type parameter. Remove restrict pointer handling. Create a
4193 ref-all pointer in case type-based alias sets do not conflict.
4194 (vect_analyze_data_refs): Remove SMT related code.
4195 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4196 (vectorizable_load): Likewise.
4197 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4198 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4199 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4200 Ignore vops and SMTs.
4201 (dr_analyze_alias): Likewise..
4202 (free_data_ref): Likewise.
4203 (create_data_ref): Likewise.
4204 (analyze_all_data_dependences): Likewise.
4205 (get_references_in_stmt): Adjust.
4206 * tree-flow-inline.h (gimple_aliases_computed_p,
4207 gimple_addressable_vars, gimple_call_clobbered_vars,
4208 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4209 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4210 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4211 gimple_mem_ref_stats): Remove.
4212 (gimple_vop): New function.
4213 (op_iter_next_use): Remove vuses and mayuses cases.
4214 (op_iter_next_def): Remove vdefs case.
4215 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4216 (clear_and_done_ssa_iter): Do not set removed fields.
4217 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4218 Assert we are not iterating over vuses or vdefs if not also
4219 iterating over uses or defs.
4220 (op_iter_init_use): Likewise.
4221 (op_iter_init_def): Likewise.
4222 (op_iter_next_vdef): Remove.
4223 (op_iter_next_mustdef): Likewise.
4224 (op_iter_init_vdef): Likewise.
4225 (compare_ssa_operands_equal): Likewise.
4226 (link_use_stmts_after): Handle vuse operand.
4227 (is_call_used): Use is_call_clobbered.
4228 (is_call_clobbered): Global variables are always call clobbered,
4229 query the call-clobbers bitmap.
4230 (mark_call_clobbered): Ignore global variables.
4231 (clear_call_clobbered): Likewise.
4232 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4233 virtual operands sanity check.
4234 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4236 (TARGET_MEM_REF): Remove TMR_TAG operand.
4237 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4238 Remove call-clobber related code.
4239 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4240 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4241 partitions or escape reason.
4242 (get_single_def_stmt, get_single_def_stmt_from_phi,
4243 get_single_def_stmt_with_phi): Remove.
4244 (dump_referenced_vars): Tidy.
4245 (get_ref_base_and_extent): Allow bare decls.
4246 (collect_dfa_stats): Adjust.
4247 * graphite.c (rename_variables_in_stmt): Adjust.
4248 (graphite_copy_stmts_from_block): Likewise.
4249 (translate_clast): Likewise.
4250 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4252 (translate_vuse_through_block): Use the oracle.
4253 (phi_translate_1): Adjust.
4254 (value_dies_in_block_x): Use the oracle. Cache the outcome
4256 (valid_in_sets): Check if the VUSE for
4257 a REFERENCE is available.
4258 (eliminate): Do not remove stmts during elimination,
4259 instead queue and remove them afterwards.
4260 (do_pre): Do not rebuild alias info.
4261 (pass_pre): Run TODO_rebuild_alias before PRE.
4262 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4263 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4264 (mark_all_v_defs_stmt): Remove.
4265 (mark_all_v_defs_seq): Adjust.
4266 (sra_replace): Likewise.
4267 (scalarize_use): Likewise.
4268 (scalarize_copy): Likewise.
4269 (scalarize_init): Likewise.
4270 (scalarize_ldst): Likewise.
4271 (todoflags): Remove.
4272 (tree_sra): Do not rebuild alias info.
4273 (tree_sra_early): Adjust.
4274 (pass_sra): Run TODO_update_address_taken before SRA.
4275 * tree-predcom.c (set_alias_info): Remove.
4276 (prepare_initializers_chain): Do not call it.
4277 (mark_virtual_ops_for_renaming): Adjust.
4278 (mark_virtual_ops_for_renaming_list): Remove.
4279 (initialize_root_vars): Adjust.
4280 (initialize_root_vars_lm): Likewise.
4281 (prepare_initializers_chain): Likewise.
4282 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4283 (may_propagate_copy_into_stmt): Likewise.
4284 (merge_alias_info): Do nothing for now.
4285 (propagate_tree_value_into_stmt): Adjust.
4286 (stmt_may_generate_copy): Likewise.
4287 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4288 not mark symbols for renaming.
4289 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4290 with the same statement, make sure to update the new pointed-to one.
4291 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4292 call statements, do not mark symbols for renaming.
4293 (mark_operand_necessary): Dump something.
4294 (ref_may_be_aliased): New function.
4295 (mark_aliased_reaching_defs_necessary_1): New helper function.
4296 (mark_aliased_reaching_defs_necessary): Likewise.
4297 (mark_all_reaching_defs_necessary_1): Likewise.
4298 (mark_all_reaching_defs_necessary): Likewise.
4299 (propagate_necessity): Do not process virtual PHIs. For
4300 non-aliased loads mark all reaching definitions as necessary.
4301 For aliased loads and stores mark the immediate dominating
4302 aliased clobbers as necessary.
4303 (visited): New global static.
4304 (perform_tree_ssa_dce): Free visited bitmap after propagating
4306 (remove_dead_phis): Perform simple dead virtual PHI removal.
4307 (remove_dead_stmt): Properly unlink virtual operands when
4309 (eliminate_unnecessary_stmts): Schedule PHI removal after
4311 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4312 (process_replaceable): Likewise.
4313 (find_replaceable_in_bb): Likewise.
4314 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4315 based on the single gimple vop.
4316 (verify_flow_insensitive_alias_info): Remove.
4317 (verify_flow_sensitive_alias_info): Likewise.
4318 (verify_call_clobbering): Likewise.
4319 (verify_memory_partitions): Likewise.
4320 (verify_alias_info): Likewise.
4321 (verify_ssa): Adjust..
4322 (execute_update_addresses_taken): Export. Update SSA
4323 manually. Optimize only when optimizing. Use a local bitmap.
4324 (pass_update_address_taken): Remove TODO_update_ssa, add
4326 (pass_update_address_taken): Just use TODO_update_address_taken.
4327 (init_tree_ssa): Do not initialize addressable_vars.
4328 (verify_ssa): Verify new VUSE / VDEF properties.
4329 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4330 Do not call verify_alias_info.
4331 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4332 Do not free the loaded and stored syms bitmaps. Reset the escaped
4333 and callused solutions. Do not free addressable_vars.
4334 Remove memory-tag related code.
4335 (warn_uninitialized_var): Aliases are always available.
4336 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4337 * lambda-code.c (can_put_in_inner_loop): Adjust.
4338 (can_put_after_inner_loop): Likewise.
4339 (perfect_nestify): Likewise.
4340 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4341 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4342 (vectorizable_conversion): Do not mark symbols for renaming.
4343 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4344 (expand_call_inline): Unlink the calls virtual operands before
4346 (tree_function_versioning): Do not call update_ssa if we are not
4347 updating clones. Simplify.
4348 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4349 (propagate_with_phi): Likewise..
4350 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4351 clobber code. Assert we are not aliased or global.
4352 * tree-flow.h: Include tree-ssa-alias.h
4353 (enum escape_type): Remove.
4354 (struct mem_sym_stats_d): Likewise.
4355 (struct mem_ref_stats_d): Likewise.
4356 (struct gimple_df): Add vop member. Remove global_var,
4357 call_clobbered_vars, call_used_vars, addressable_vars,
4358 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4359 escaped and callused members.
4360 (struct ptr_info_def): Remove all members, add points-to solution
4362 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4363 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4364 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4365 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4366 (tree-ssa-alias.o): Likewise.
4367 (toplev.o): Add tree-ssa-alias.h
4368 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4369 * gimple.c (gimple_set_bb): Fix off-by-one error.
4370 (is_gimple_reg): Do not handle memory tags.
4371 (gimple_copy): Also copy virtual operands.
4372 Delay updating the statement. Do not reset loaded and stored syms.
4373 (gimple_set_stored_syms): Remove.
4374 (gimple_set_loaded_syms): Likewise.
4375 (gimple_call_copy_skip_args): Copy the virtual operands
4376 and mark the new statement modified.
4377 * tree-ssa-structalias.c (may_alias_p): Remove.
4378 (set_uids_in_ptset): Take the alias set to prune with as
4379 parameter. Fold in the alias test of may_alias_p.
4380 (compute_points_to_sets): Compute whether a ptr is dereferenced
4382 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4383 other ADDRESSOF constraints on the lhs.
4384 (get_constraint_for_component_ref): Assert that we don't get
4385 ADDRESSOF constraints from the base of the reference.
4386 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4387 (struct variable_info): Remove collapsed_to member.
4388 (get_varinfo_fc): Remove.
4389 (new_var_info): Do not set collapsed_to.
4390 (dump_constraint): Do not follow cycles.
4391 (dump_constraint_graph): Likewise.
4392 (build_pred_graph): Likewise.
4393 (build_succ_graph): Likewise.
4394 (rewrite_constraints): Likewise.
4395 (do_simple_structure_copy): Remove.
4396 (do_rhs_deref_structure_copy): Remove.
4397 (do_lhs_deref_structure_copy): Remove.
4398 (collapse_rest_of_var): Remove.
4399 (do_structure_copy): Re-implement.
4400 (pta_stats): New global variable.
4401 (dump_pta_stats): New function.
4402 (struct constraint_expr): Make offset signed.
4403 (UNKNOWN_OFFSET): Define special value.
4404 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4405 (solution_set_expand): New helper function split out from ...
4406 (do_sd_constraint): ... here.
4407 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4408 (do_ds_constraint): Likewise.
4409 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4410 and CALLUSED = *CALLUSED.
4411 (set_union_with_increment): Make inc argument signed.
4412 (type_safe): Remove.
4413 (get_constraint_for_ptr_offset): Handle unknown and negative
4415 (first_vi_for_offset): Handle offsets before start. Bail
4416 out early for offsets beyond the variable extent.
4417 (first_or_preceding_vi_for_offset): New function.
4418 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4419 Together with ESCAPED = *ESCAPED this properly computes reachability.
4420 (find_what_var_points_to): New function.
4421 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4422 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4423 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4424 pt_solutions_intersect): New functions.
4425 (compute_call_used_vars): Remove.
4426 (compute_may_aliases): New main entry into PTA computation.
4427 * gimple.h (gimple_p): New typedef.
4428 (struct gimple_statement_base): Remove references_memory_p.
4429 (struct gimple_statement_with_memory_ops_base): Remove
4430 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4432 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4433 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4434 gimple_set_references_memory): Remove.
4435 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4436 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4438 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4439 (verify_expr): Allow RESULT_DECL.
4440 (gimple_duplicate_bb): Do not copy virtual operands.
4441 (gimple_duplicate_sese_region): Adjust.
4442 (gimple_duplicate_sese_tail): Likewise.
4443 (mark_virtual_ops_in_region): Remove.
4444 (move_sese_region_to_fn): Do not call it.
4445 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4446 and pass_simple_dse.
4447 (execute_function_todo): Handle TODO_update_address_taken,
4448 call execute_update_addresses_taken for TODO_rebuild_alias.
4449 (execute_todo): Adjust.
4450 (execute_one_pass): Init dump files early.
4451 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4453 (create_general_new_stmt): Clear vops.
4454 * tree-ssa-reassoc.c (get_rank): Adjust.
4455 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4456 symbols for renaming.
4457 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4458 (PARAM_AVG_ALIASED_VOPS): Likewise.
4459 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4460 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4461 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4462 (operand_build_cmp, copy_virtual_operands,
4463 create_ssa_artificial_load_stmt, add_to_addressable_set,
4464 gimple_add_to_addresses_taken): Remove public functions.
4465 (unlink_stmt_vdef): New function.
4467 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4469 * config.gcc (powerpc-*-linux*): Merge variants.
4471 2009-04-02 Chao-ying Fu <fu@mips.com>
4472 James Grosbach <james.grosbach@microchip.com>
4474 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4475 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4477 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4478 keep_interrupts_masked_p, use_debug_exception_return_p.
4479 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4480 keep_interrupts_masked, use_debug_exception_return.
4481 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4482 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4484 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4485 (mips_print_operand): Process COP0 registers to print $0 .. $31
4486 correctly for GAS to process.
4487 (mips_interrupt_extra_call_saved_reg_p): New function.
4488 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4490 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4491 (mips_compute_frame_info): Add supports for interrupt context that
4492 includes doubleword accumulators and COP0 registers.
4493 (mips_for_each_saved_acc): New function.
4494 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4495 mips_for_each_saved_reg.
4496 (mips_save_reg): Save accumulators.
4497 (mips_kernel_reg_p): A new for_each_rtx callback.
4498 (mips_expand_prologue): Support interrupt handlers.
4499 (mips_restore_reg): Restore accumulators.
4500 (mips_expand_epilogue): Support interrupt handlers.
4501 (mips_can_use_return_insn): Return false for interrupt handlers.
4502 (mips_epilogue_uses): New function.
4503 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4504 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4505 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4506 cop0_move): New instructions.
4507 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4508 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4510 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4512 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4513 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4514 interrupt handlers, we use K0 as the temporary register.
4515 (EPILOGUE_USES): Change to a function call.
4516 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4517 handlers, we use K0 as the temporary register.
4519 * doc/extend.texi (Function Attributes): Document interrupt,
4520 use_shadow_register_set, keep_interrupts_masked,
4521 use_debug_exception_return for MIPS attributes.
4523 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4525 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4526 Remove a number of t-files from tmake_file.
4527 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4528 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4529 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4530 target_prototype, not TARGET_PROTOTYPE.
4531 (LINK_OS_GNU_SPEC): Define.
4532 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4533 and darwin-ldoubdle.c.
4535 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4538 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4539 (cpp_options): Ditto.
4540 (default_compilers): Ditto.
4541 (display_help): Ditto.
4542 (process_command): Ditto.
4544 (set_input): Use lbasename instead of duplicate code.
4545 (save_temps_prefix): New static for -save-temps=obj.
4546 (save_temps_length): Ditto.
4548 * doc/invoke.texi (-save-temps=obj): Document new variant to
4551 2009-04-02 Jeff Law <law@redhat.com>
4553 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4556 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4558 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4559 * configure: Regenerated.
4561 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4563 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4564 share the argument list.
4566 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4570 2009-02-12 Diego Novillo <dnovillo@google.com>
4572 * varpool.c (debug_varpool): New.
4573 * cgraph.h (debug_varpool): Declare.
4575 2009-04-02 Jan Hubicka <jh@suse.cz>
4577 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4580 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4582 * config/i386/i386.c (ix86_abi): Move initialization to ...
4583 (override_options): Here.
4585 2009-04-02 Christian Bruel <christian.bruel@st.com>
4587 * config/sh/sh.c (sh_dwarf_register_span): New function.
4588 (TARGET_DWARF_REGISTER_SPAN): Define.
4589 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4591 2009-04-02 Ira Rosen <irar@il.ibm.com>
4593 PR tree-optimization/39595
4594 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4595 interleaved loads group is not greater than the SLP group size.
4597 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4599 * builtins.c (is_builtin_name): New.
4600 (called_as_built_in): Use is_builtin_name.
4601 * tree.h (is_builtin_name): New.
4602 * varasm.c (incorporeal_function_p): Use is_builtin_name
4604 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4606 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4608 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4611 * c-decl.c (clone_underlying_type): Move this ...
4612 * c-common.c (set_underlying_type): ... here.
4613 Also, make sure the function properly sets TYPE_STUB_DECL() on
4614 the newly created typedef variant type.
4615 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4616 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4619 2009-04-02 Richard Guenther <rguenther@suse.de>
4621 PR tree-optimization/37221
4622 * tree-flow.h (degenerate_phi_result): Declare.
4623 * tree-ssa-dom.c (degenerate_phi_result): Export.
4624 * tree-scalar-evolution.c (analyze_initial_condition): If
4625 the initial condition is defined by a degenerate PHI node
4626 use the degenerate value.
4628 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4630 PR rtl-optimization/39588
4631 * combine.c (merge_outer_ops): Do not set the constant when this
4633 (simplify_shift_const_1): Do not modify it either in this case.
4635 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4637 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4638 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4640 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4643 * c-lex.c (interpret_float): Default (no suffix) is double.
4645 2009-04-1 Xinliang David Li <davidxl@google.com>
4647 * config/i386/i386.c (legitimate_constant_p): Recognize
4648 all one vector constant.
4650 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4652 * config/vax/vax.c: Add #includes to silence warnings.
4653 Change #include order to silence two warnings.
4655 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4657 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4658 (ASM_SPEC): Pass -k to the assembler for PIC code.
4660 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4662 * config.gcc: Add vax-*-linux* to the switch.
4663 * config/vax/linux.h: New file. (TARGET_VERSION,
4664 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4666 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4668 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4669 Use predicate macros instead of GET_CODE() == foo.
4670 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4671 ashlsi3, rotrsi3, <unnamed>): Likewise.
4673 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4675 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4676 jbbccihi, jbbccisi): Remova trailing whitespace.
4677 * config/vax/constraints.md: Likewise.
4678 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4679 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4680 * config/vax/predicates.md: Likewise.
4681 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4682 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4683 * config/vax/vax.h: Likewise.
4684 * config/vax/vax.md (nonlocal_goto): Likewise.
4686 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4688 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4689 (indirectable_address_p, adjacent_operands_p): Add spaces around
4691 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4693 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4695 * config/vax/vax.c (legitimate_constant_address_p,
4696 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4697 index_term_p, reg_plus_index_p, legitimate_address_p,
4698 vax_mode_dependent_address_p): Update comments to match functions
4699 modified by the recent int->bool conversion.
4701 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4703 * config/vax/builtins.md: Update copyright message.
4704 * config/vax/constraints.md: Likewise.
4705 * config/vax/netbsd-elf.h: Likewise.
4706 * config/vax/predicates.md: Likewise.
4707 * config/vax/vax-protos.h: Likewise.
4708 * config/vax/vax.c: Likewise.
4709 * config/vax/vax.h: Likewise.
4710 * config/vax/vax.md: Likewise.
4711 * config/vax/vax.opt: Likewise.
4713 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4715 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4716 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4717 * config/vax/constraints.md (B, R): Likewise.
4718 * config/vax/predicates.md (external_memory_operand,
4719 nonimmediate_addsub_di_operand): Likewise.
4720 * config/vax/vax.c (vax_output_int_add): Likewise.
4721 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4722 untyped_call): Likewise.
4724 2009-04-01 Matt Thomas <matt@3am-software.com>
4726 * config/vax/predicates.md: New file.
4727 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4728 external_const_operand, nonsymbolic_operand, external_memory_operand,
4729 indirect_memory_operand, indexed_memory_operand,
4730 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4731 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4733 * config/vax/constraints.md: New file.
4734 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4736 * config/vax/builtins.md: New file.
4737 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4738 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4740 * config/vax/vax.opt (mqmath): Add option.
4741 * config/vax/vax.md (isfx): Extend with DI.
4742 (VAXintQH, VAXintQHSD): Define.
4743 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4744 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4745 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4746 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4747 (movdi): Update constraints and use vax_output_int_move().
4748 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4749 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4750 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4751 nonlocal_goto): New.
4752 (mov<mode>): Extend accepted operand types.
4753 (subdi3_old): Rename from subdi3, change update constraints and use
4754 a new implementation.
4755 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4756 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4757 MOVE_RATIO, CLEAR_RATIO): Define.
4758 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4759 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4760 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4761 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4762 (split_quadword_operands): Make static and really allow variable
4764 (print_operand_address): Update for PIC generation.
4765 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4766 indexable_address_p, fixup_mathdi_operand,
4767 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4768 (vax_float_literal, legitimate_constant_p,
4769 indirectable_constant_address_p, index_term_p,
4770 reg_plus_index_p): Return bool instead of int.
4771 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4773 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4775 (vax_output_conditional_branch): Indent.
4776 (legitimate_constant_address_p, indirectable_constant_address_p,
4777 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4778 vax_mode_dependent_address_p): Return bool instead of int, update for
4780 * config/vax/vax-protos.h (legitimate_constant_address_p,
4781 legitimate_constant_p, legitimate_address_p,
4782 vax_mode_dependent_address_p): Change declaration to bool.
4783 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4784 vax_expand_addsub_di_operands, vax_output_int_subtract,
4785 vax_output_movmemsi): Declare.
4786 (split_quadword_operands, vax_float_literal): Delete declaration.
4787 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4788 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4789 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4790 ASM_OUTPUT_DWARF_PCREL): Define.
4791 (ASM_SPEC): Change definition to allow PIC generation.
4793 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4795 * doc/sourcebuild.texi: Update front-end requirements.
4797 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4800 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4801 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4802 (booldi3_internal3): Use boolean_or_operator instead of
4805 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4808 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4809 declarator whose size is not an integer constant expression but
4810 folds to an integer constant, then treat it as a constant
4813 2009-04-01 Richard Guenther <rguenther@suse.de>
4815 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4816 i * 4 + 2 to (i * 2 + 1) * 2.
4818 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4821 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4822 return if c_parser_asm_string_literal returned NULL.
4824 2009-04-01 Nick Clifton <nickc@redhat.com>
4826 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4828 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4829 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4830 other typedefs to avoid conflicts with libgcc2.c. Define labels
4831 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4833 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4834 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4837 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4839 * varasm.c (default_function_rodata_section): Declare DOT as
4842 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4843 Andrey Galkin <agalkin@hypercom.com>
4846 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4847 Make object_name unique for each process.
4849 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4852 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4853 addressable variables in the parallel that could go out of scope while
4854 running queued tasks.
4856 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4858 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4859 (CASE_VALUES_THRESHOLD): Redefine.
4860 * config/avr/avr.c (avr_override_options): Remove initialization of
4861 avr_case_values_threshold variable.
4862 (avr_case_values_threshold): Remove variable. Add new function.
4863 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4864 * config/avr/avr.opt (mno-tablejump): Remove option.
4865 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4867 2009-04-01 DJ Delorie <dj@redhat.com>
4869 * varasm.c (default_function_rodata_section): Don't assume
4870 anything about where the first '.' in the section name is.
4872 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4874 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4875 rs6000_emit_stack_tie.
4877 2009-03-31 Ian Lance Taylor <iant@google.com>
4879 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4880 gimple_code with GIMPLE_RESX, not RESX.
4882 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4884 * c-common.c (c_get_ident): New.
4885 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4887 2009-04-01 Ben Elliston <bje@au.ibm.com>
4889 * config/rs6000/sysv4.opt (msdata): Improve option description.
4891 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4893 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4894 (divdf3_internal_lat): Remove.
4895 (divxf3_internal_lat): Remove.
4896 (divxf3_internal_thr): Remove.
4897 (divxf): Use divxf3_internal.
4898 * config/ia64/div.md (divsf3_internal_lat): New.
4899 (divdf3_internal_lat): New.
4900 (divxf3_internal): New.
4902 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4905 * Makefile.in (USE_GCC_STDINT): Define.
4906 (stmp-int-hdrs): Install stdint.h if applicable.
4907 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4909 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4910 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4911 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4912 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4913 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4914 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4915 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4916 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4917 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4918 (c_common_nodes_and_builtins): Initialize
4919 underlying_wchar_type_node. Do not initialize
4920 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4921 nodes for new types.
4922 (c_stddef_cpp_builtins): Define macros for new types.
4923 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4925 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4926 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4927 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4928 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4929 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4930 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4931 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4932 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4933 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4934 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4935 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4936 int16_type_node, int32_type_node, int64_type_node,
4937 uint8_type_node, uint16_type_node, c_uint32_type_node,
4938 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4939 int_least32_type_node, int_least64_type_node,
4940 uint_least8_type_node, uint_least16_type_node,
4941 uint_least32_type_node, uint_least64_type_node,
4942 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4943 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4944 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4945 uintptr_type_node): Define.
4946 * c-cppbuiltin.c (builtin_define_constants,
4947 builtin_define_type_minmax): New.
4948 (builtin_define_stdint_macros): Define more macros.
4949 (c_cpp_builtins): Define more limit macros.
4951 (builtin_define_type_max): Define in terms of
4952 builtin_define_type_minmax. Remove is_long parameter. All
4954 * config.gcc (use_gcc_stdint): Define.
4955 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4956 Add newlib-stdint.h for generic targets.
4957 * config/glibc-stdint.h, config/newlib-stdint.h,
4958 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4959 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4960 * config/score/score.h (UINTPTR_TYPE): Define.
4961 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4962 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4963 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4964 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4965 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4966 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4967 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4968 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4969 * config/spu/spu.h (STDINT_LONG32): Define.
4970 * configure.ac (use_gcc_stdint): Substitute.
4971 * configure: Regenerate.
4972 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4973 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4974 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4975 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4976 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4977 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4978 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4979 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4980 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4981 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4982 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4983 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4984 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4985 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4986 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4987 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4988 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4989 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4990 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4991 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4992 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4993 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4994 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4995 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4996 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4997 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4998 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4999 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5000 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5002 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5004 * loop-iv.c (suitable_set_for_replacement): Renamed from
5005 simplify_using_assignment; changed to return bool and to accept new
5006 args DEST and SRC. Return true iff we find a source/destination pair
5007 that can be used to make a replacement, and fill SRC and DEST if so.
5008 Remove arg ALTERED. Don't deal with altered regs here. All callers
5010 (simplify_using_initial_values): Deal with altered regs here and track
5011 more precisely the effect they have on the validity of our expression.
5013 * loop-iv.c (simplify_using_condition): A condition of the form
5014 (EQ REG CONST) can be used to simply make a substitution.
5015 (simplify_using_initial_values): Keep track of conditions we have seen
5016 and keep using them to simplify new expressions, while applying the
5017 same substitutions to them as to the expression.
5019 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5020 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5023 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5024 changed. Use this when trying to improve the upper bound.
5025 Generate the comparison by using simplify_gen_relational.
5027 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5029 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5031 (simplify_using_assignment, simplify_using_initial_values): Call
5032 replace_in_expr to make replacements. Call replace_single_def_regs
5033 once on the initial version of the expression.
5035 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5038 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5040 2009-03-31 Richard Guenther <rguenther@suse.de>
5043 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5044 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5046 2009-03-31 Richard Guenther <rguenther@suse.de>
5048 * tree.h (div_if_zero_remainder): Declare.
5049 * fold-const.c (div_if_zero_remainder): Export.
5050 * tree-ssa-forwprop.c
5051 (forward_propagate_addr_into_variable_array_index): Handle
5052 constant array index addition outside of the variable index.
5054 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5057 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5058 define_splits, floatunssi<mode>2): Require x87 conversions from
5059 DImode to be permitted.
5061 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5063 PR preprocessor/15638
5064 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5066 2009-03-31 Richard Guenther <rguenther@suse.de>
5070 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5071 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5072 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5073 a separate statement.
5074 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5075 (lookup_tmp_var): Likewise.
5076 (is_gimple_formal_tmp_or_call_rhs): Remove.
5077 (is_gimple_reg_or_call_rhs): Rename to ...
5078 (is_gimple_reg_rhs_or_call): ... this.
5079 (is_gimple_mem_or_call_rhs): Rename to ...
5080 (is_gimple_mem_rhs_or_call): ... this.
5081 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5082 DECL_GIMPLE_REG_P only if is_formal is true.
5083 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5084 for non-proper post-modify expression gimplification.
5085 (gimplify_self_mod_expr): For post-modify expressions gimplify
5086 the lvalue to a minimal lvalue.
5087 (rhs_predicate_for): Remove formal temp case.
5088 (gimplify_modify_expr_rhs): Likewise.
5089 (gimplify_addr_expr): Use is_gimple_reg.
5090 (gimplify_expr): Remove formal temp cases.
5091 (gimple_regimplify_operands): Likewise.
5092 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5093 and FILTER_EXPR like constants.
5094 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5096 (is_gimple_formal_tmp_rhs): Remove.
5097 (is_gimple_reg_rhs): Remove special casing.
5098 (is_gimple_mem_rhs): Fix.
5099 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5100 (is_gimple_formal_tmp_var): Remove.
5101 (is_gimple_formal_tmp_reg): Likewise.
5102 (is_gimple_min_lval): Allow invariant component ref parts.
5103 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5104 is_gimple_formal_tmp_reg): Remove declarations.
5105 * tree-cfg.c (verify_expr): Verify that variables with address
5106 taken do not have DECL_GIMPLE_REG_P set.
5107 * tree-mudflap.c (mf_build_check_statement_for): Use
5108 force_gimple_operand instead of gimplify_expr.
5110 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5112 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5113 schedulable rows to compute_split_row.
5115 2009-03-31 Ben Elliston <bje@au.ibm.com>
5118 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5121 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5123 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5124 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5125 * configure: Regenerate.
5126 * config.in: Regenerate.
5127 * config/rs6000/rs6000.opt (mtls-markers): Add.
5128 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5129 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5130 (tls_ld_aix, tls_ld_sysv): Likewise.
5131 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5132 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5134 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5136 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5138 2009-03-30 Jan Hubicka <jh@suse.cz>
5140 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5142 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5143 detection and label handling.
5145 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5147 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5148 left_conflicts_size.
5149 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5150 ALLOCNO_LEFT_CONFLICTS_SIZE.
5152 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5153 remove_allocno_from_bucket_and_push,
5154 allocno_spill_priority_compare, push_allocnos_to_stack,
5155 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5156 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5157 (setup_allocno_left_conflicts_num): Ditto. Rename to
5158 setup_allocno_left_conflicts_size.
5159 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5160 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5161 setup_allocno_left_conflicts_size instead of
5162 setup_allocno_left_conflicts_num.
5164 * ira-build.c (ira_create_allocno): Use
5165 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5166 ALLOCNO_LEFT_CONFLICTS_NUM.
5168 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5170 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5171 instead of DF_LR_OUT.
5173 * ira-lives.c (process_bb_node_lives): Ditto.
5175 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5176 instead of DF_LR_{OUT,IN}.
5178 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5180 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5182 2009-03-30 Jan Hubicka <jh@suse.cz>
5184 * except.c (label_to_region_map): Fix thinko.
5186 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5189 * tree.h (tree_find_value): New declaration.
5190 * tree.c (tree_find_value): New function.
5191 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5193 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5196 * c-decl.c (struct c_binding): Add locus field.
5197 (bind): Add locus argument, set locus field from it.
5198 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5199 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5200 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5201 implicitly_declare, undeclared_variable, lookup_label,
5202 declare_label, c_make_fname_decl, c_builtin_function,
5203 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5206 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5209 * config/i386/i386.c (classify_argument): Check total size of
5212 2009-03-30 Martin Jambor <mjambor@suse.cz>
5214 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5215 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5216 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5219 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5220 seen_variable_array_ref while also traversing a union.
5222 * tree-inline.c (optimize_inline_calls): Do not call
5223 cgraph_node_remove_callees.
5224 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5225 (pass_remove_cgraph_callee_edges): New variable.
5226 * passes.c (init_optimization_passes): Add
5227 pass_remove_cgraph_callee_edges after early inlining and before all
5228 late intraprocedural passes.
5230 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5232 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5234 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5237 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5239 * combine.c (simplify_comparison): Use have_insn_for.
5240 * dojump.c (do_jump): Likewise.
5242 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5244 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5245 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5246 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5247 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5248 instead of sparc_compare_emitted.
5249 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5250 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5251 instead of sparc_compare_emitted.
5253 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5255 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5256 enter/exit cfglayout mode.
5257 (pass_partition_block): Require it.
5258 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5259 (combine_instructions): Track basic blocks instead of labels.
5260 (update_cfg_for_uncondjump): New.
5261 (try_combine): Use it. Update jumps after rescanning.
5262 (pass_combine): Require PROP_cfglayout.
5263 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5265 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5267 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5268 Provide/destroy PROP_cfglayout respectively.
5269 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5270 * tree-pass.h (PROP_cfglayout): New.
5272 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5274 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5275 fold_convert_const_fixed_from_fixed,
5276 fold_convert_const_fixed_from_int,
5277 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5278 set TREE_CONSTANT_OVERFLOW.
5279 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5280 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5282 2009-03-30 Ira Rosen <irar@il.ibm.com>
5284 * tree-vect-loop-manip.c: New file.
5285 * tree-vectorizer.c: Update documentation and included files.
5286 (vect_loop_location): Make extern.
5287 (rename_use_op): Move to tree-vect-loop-manip.c
5288 (rename_variables_in_bb, rename_variables_in_loop,
5289 slpeel_update_phis_for_duplicate_loop,
5290 slpeel_update_phi_nodes_for_guard1,
5291 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5292 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5293 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5294 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5295 find_loop_location): Likewise.
5296 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5297 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5298 get_vectype_for_scalar_type, vect_is_simple_use,
5299 supportable_widening_operation, supportable_narrowing_operation):
5301 (bb_in_loop_p): Move to tree-vect-loop.c.
5302 (new_loop_vec_info, destroy_loop_vec_info,
5303 reduction_code_for_scalar_code, report_vect_op,
5304 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5305 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5306 (vect_supportable_dr_alignment): Likewise.
5307 * tree-vectorizer.h (tree-data-ref.h): Include.
5308 (vect_loop_location): Declare.
5309 Reorganize function declarations according to the new file structure.
5310 * tree-vect-loop.c: New file.
5311 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5312 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5313 * tree-vect-data-refs.c: New file.
5314 * tree-vect-patterns.c (timevar.h): Don't include.
5315 * tree-vect-stmts.c: New file.
5316 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5317 tree-vect-slp.c, tree-vect-loop.c.
5318 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5319 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5320 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5321 (tree-vect-analyze.o): Remove.
5322 (tree-vect-transform.o): Likewise.
5323 (tree-vect-data-refs.o): Add rule.
5324 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5325 tree-vect-slp.o): Likewise.
5326 (tree-vect-patterns.o): Remove redundant dependencies.
5327 (tree-vectorizer.o): Likewise.
5328 * tree-vect-slp.c: New file.
5330 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5332 * optc-gen.awk: Warn if an option flag has multiple different
5335 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5337 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5338 -floop-block): Document dependences on PPL, CLooG and Graphite.
5340 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5342 PR rtl-optimization/323
5343 * c-common.c (c_fully_fold, convert_and_check,
5344 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5345 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5346 * c-common.def (EXCESS_PRECISION_EXPR): New.
5347 * c-cppbuiltin.c (builtin_define_float_constants): Define
5348 constants with enough digits for long double.
5349 * c-lex.c (interpret_float): Interpret constant with excess
5350 precision where appropriate.
5351 * c-opts.c (c_common_post_options): Set
5352 flag_excess_precision_cmdline. Give an error for
5353 -fexcess-precision=standard for C++ for processors where the
5354 option is significant.
5355 * c-parser.c (c_parser_conditional_expression): Handle excess
5356 precision in condition.
5357 * c-typeck.c (convert_arguments): Handle arguments with excess
5359 (build_unary_op): Move excess precision outside operation.
5360 (build_conditional_expr): Likewise.
5361 (build_compound_expr): Likewise.
5362 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5363 (build_modify_expr): Handle excess precision in RHS.
5364 (convert_for_assignment): Handle excess precision in converted
5366 (digest_init, output_init_element, process_init_element): Handle
5367 excess precision in initializer.
5368 (c_finish_return): Handle excess precision in return value.
5369 (build_binary_op): Handle excess precision in operands and add
5370 excess precision as needed for operation.
5371 * common.opt (-fexcess-precision=): New option.
5372 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5373 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5374 For standard excess precision, output explicit conversion to and
5375 truncation from XFmode.
5376 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5377 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5378 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5379 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5380 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5381 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5382 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5383 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5384 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5385 define_splits, sqrt<mode>2): Disable where appropriate for
5386 standard excess precision.
5387 * convert.c (convert_to_real): Do not shorten arithmetic to type
5388 for which excess precision would be used.
5389 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5390 * doc/invoke.texi (-fexcess-precision=): Document option.
5391 (-mfpmath=): Correct index entry.
5392 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5393 flag_excess_precision): New.
5394 * langhooks.c (lhd_post_options): Set
5395 flag_excess_precision_cmdline.
5396 * opts.c (common_handle_option): Handle -fexcess-precision=.
5397 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5398 init_excess_precision): New.
5399 (lang_dependent_init_target): Call init_excess_precision.
5400 * tree.c (excess_precision_type): New.
5401 * tree.h (excess_precision_type): Declare.
5403 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5406 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5407 non-lvalue to component.
5409 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5411 PR preprocessor/34695
5412 * Makefile.in (c-opts.o): Depend on c-tree.h.
5413 * c-common.c: Move down include of diagnostic.h.
5414 (done_lexing, c_cpp_error): New.
5415 * c-common.h (done_lexing): Declare.
5416 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5418 * c-opts.c: Include c-tree.h.
5419 (c_common_init_options): Set preprocessor error callback.
5420 (c_common_handle_option): Do not set preprocessor
5421 inhibit_warnings, warnings_are_errors, warn_system_headers,
5422 pedantic_errors or inhibit_warnings flags.
5423 (c_common_post_options): Do not check cpp_errors (parse_in).
5424 (c_common_finish): Do not output dependencies if there were
5425 errors. Do not check return value of cpp_finish.
5426 * c-ppoutput.c (pp_file_change): Set input_location.
5427 * c-tree.h (c_cpp_error): Declare.
5428 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5430 (diagnostic_build_prefix): Check override_column.
5431 * diagnostic.h (diagnostic_info): Add override_column field.
5432 (diagnostic_override_column): Define.
5434 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5436 * c-common.c (c_expand_expr, c_staticp): Remove.
5437 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5438 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5439 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5440 * c-gimplify.c (gimplify_compound_literal_expr,
5441 optimize_compound_literals_in_ctor): Remove.
5442 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5443 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5444 * c-semantics.c (emit_local_var): Remove.
5446 * langhooks-def.h (lhd_expand_expr): Remove.
5447 * langhooks.c (lhd_expand_expr): Remove.
5448 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5450 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5451 handling from c-semantics.c; don't call into langhook.
5452 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5453 * gimplify.c (gimplify_compound_literal_expr,
5454 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5455 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5456 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5457 as was done in c-gimplify.c.
5458 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5459 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5460 Move from c-common.h.
5461 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5463 * tree.c (staticp): Do not call langhook.
5464 * langhooks.c (lhd_staticp): Delete.
5465 * langhooks-def.h (lhd_staticp): Delete prototype.
5466 (LANG_HOOKS_STATICP): Delete.
5467 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5469 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5470 instead of DECL_STMTs.
5472 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5480 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5482 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5483 contained expression.
5484 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5485 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5486 conditional expressions for C.
5487 (decl_constant_value_for_optimization): Move from
5488 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5489 whether optimizing and that the expression is a VAR_DECL not of
5490 array type instead of doing such checks in the caller. Do not
5491 check pedantic. Call gcc_unreachable for C++.
5492 * c-common.def (C_MAYBE_CONST_EXPR): New.
5493 * c-common.h (c_fully_fold, c_save_expr,
5494 decl_constant_value_for_optimization): New prototypes.
5495 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5496 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5497 EXPR_INT_CONST_OPERANDS): Define.
5498 * c-convert.c (convert): Strip nops from expression.
5499 * c-decl.c (groktypename): Take extra parameters expr and
5500 expr_const_operands. Update call to grokdeclarator.
5501 (start_decl): Update call to grokdeclarator. Add statement for
5502 expressions used in type of decl.
5503 (grokparm): Update call to grokdeclarator.
5504 (push_parm_decl): Update call to grokdeclarator.
5505 (build_compound_literal): Add parameter non_const and build a
5506 C_MAYBE_COSNT_EXPR if applicable.
5507 (grokdeclarator): Take extra parameters expr and
5508 expr_const_operands. Track expressions used in declaration
5509 specifiers and declarators. Fold array sizes and track whether
5510 they are constant expressions and whether they are integer
5511 constant expressions.
5512 (parser_xref_tag): Set expr and expr_const_operands fields in
5514 (grokfield): Update call to grokdeclarator.
5515 (start_function): Update call to grokdeclarator.
5516 (build_null_declspecs): Set expr and expr_const_operands fields in
5518 (declspecs_add_type): Handle expressions in typeof specifiers.
5519 * c-parser.c (c_parser_declspecs): Set expr and
5520 expr_const_operands fields for declaration specifiers.
5521 (c_parser_enum_specifier): Likewise.
5522 (c_parser_struct_or_union_specifier): Likewise.
5523 (c_parser_typeof_specifier): Likewise. Update call to
5524 groktypename. Fold expression as needed. Return expressions with
5525 type instead of adding statements.
5526 (c_parser_attributes): Update calls to c_parser_expr_list.
5527 (c_parser_statement_after_labels): Fold expression before passing
5528 to objc_build_throw_stmt.
5529 (c_parser_condition): Fold expression.
5530 (c_parser_asm_operands): Fold expression.
5531 (c_parser_conditional_expression): Use c_save_expr. Update call
5532 to build_conditional_expr.
5533 (c_parser_alignof_expression): Update call to groktypename.
5534 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5535 original_code. Fold expression argument of va_arg. Create
5536 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5537 argument to va_arg. Update calls to groktypename. Fold array
5538 index for offsetof. Verify that first argument to
5539 __builtin_choose_expr has integer type.
5540 (c_parser_postfix_expression_after_paren_type): Update calls to
5541 groktypename and build_compound_literal. Handle expressions with
5542 side effects in type name.
5543 (c_parser_postfix_expression_after_primary): Update call to
5544 c_parser_expr_list. Set original_code for calls to
5545 __builtin_constant_p.
5546 (c_parser_expr_list): Take extra parameter fold_p. Fold
5547 expressions if requested.
5548 (c_parser_objc_type_name): Update call to groktypename.
5549 (c_parser_objc_synchronized_statement): Fold expression.
5550 (c_parser_objc_receiver): Fold expression.
5551 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5552 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5553 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5554 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5555 (struct c_typespec): Add elements expr and expr_const_operands.
5556 (struct c_declspecs): Add elements expr and expr_const_operands.
5557 (groktypename, build_conditional_expr, build_compound_literal):
5559 (in_late_binary_op): Declare.
5560 * c-typeck.c (note_integer_operands): New function.
5561 (in_late_binary_op): New variable.
5562 (decl_constant_value_for_broken_optimization): Move to c-common.c
5563 and rename to decl_constant_value_for_optimization.
5564 (default_function_array_conversion): Do not strip nops.
5565 (default_conversion): Do not call
5566 decl_constant_value_for_broken_optimization.
5567 (build_array_ref): Do not fold result.
5568 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5569 result when operand is a VLA.
5570 (c_expr_sizeof_type): Update call to groktypename. Handle
5571 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5572 result when operand names a VLA type.
5573 (build_function_call): Update call to build_compound_literal.
5574 Only fold result for calls to __builtin_* functions. Strip
5575 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5576 the function designator.
5577 (convert_arguments): Fold arguments. Update call to
5578 convert_for_assignment.
5579 (build_unary_op): Handle increment and decrement of
5580 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5581 decrement earlier. Fold operand of increment and decrement.
5582 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5583 built for integer operand. Wrap returns that are INTEGER_CSTs
5584 without being integer constant expressions or that have integer
5585 constant operands without being INTEGER_CSTs.
5586 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5587 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5588 result is an integer constant expression or can be used in
5589 unevaluated parts of one and avoid folding and wrap as
5590 appropriate. Fold operands before possibly doing -Wsign-compare
5592 (build_compound_expr): Wrap result for C99 if operands can be used
5593 in integer constant expressions.
5594 (build_c_cast): Update call to digest_init. Do not ignore
5595 overflow from casting floating-point constants to integers. Wrap
5596 results that could be confused with integer constant expressions,
5597 null pointer constants or floating-point constants.
5598 (c_cast_expr): Update call to groktypename. Handle expressions
5599 included in type name.
5600 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5601 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5602 Update calls to convert_for_assignment.
5603 (convert_for_assignment): Take new parameter
5604 null_pointer_constant. Do not strip nops or call
5605 decl_constant_value_for_broken_optimization. Set
5606 in_late_binary_op for conversions to boolean.
5607 (store_init_value): Update call to digest_init.
5608 (digest_init): Take new parameter null_pointer_constant. Do not
5609 call decl_constant_value_for_broken_optimization. pedwarn for
5610 initializers not constant expressions. Update calls to
5611 convert_for_assignment.
5612 (constructor_nonconst): New.
5613 (struct constructor_stack): Add nonconst element.
5614 (really_start_incremental_init, push_init_level, pop_init_level):
5615 Handle constructor_nonconst and nonconst element.
5616 (set_init_index): Call constant_expression_warning for array
5618 (output_init_element): Fold value. Set constructor_nonconst as
5619 applicable. pedwarn for initializers not constant expressions.
5620 Update call to digest_init. Call constant_expression_warning
5621 where constant initializers are required.
5622 (process_init_element): Use c_save_expr.
5623 (c_finish_goto_ptr): Fold expression.
5624 (c_finish_return): Fold return value. Update call to
5625 convert_for_assignment.
5626 (c_start_case): Fold switch expression.
5627 (c_process_expr_stmt): Fold expression.
5628 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5629 ensure statement expression is not evaluated in constant expression.
5630 (build_binary_op): Track whether results are integer constant
5631 expressions or may occur in such, disable folding and wrap results
5632 as applicable. Fold operands for -Wsign-compare warnings unless
5634 (c_objc_common_truthvalue_conversion): Handle results folded to
5635 integer constants that are not integer constant expressions.
5636 * doc/extend.texi: Document when typeof operands are evaluated,
5637 that condition of __builtin_choose_expr is an integer constant
5638 expression, and more about use of __builtin_constant_p in
5641 2009-03-29 Richard Guenther <rguenther@suse.de>
5643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5644 propagate addresses of array references.
5646 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5648 * regmove.c (perhaps_ends_bb_p): Remove.
5649 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5650 from INSN and check that the main loop stays within that basic block.
5651 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5652 (regmove_forward_pass): Split out from regmove_optimize. Use
5653 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5654 (regmove_backward_pass): Split out from regmove_optimize. Use
5655 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5656 (regmove_optimize): Simplify.
5658 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5661 * config/i386/i386.c (classify_argument): Ignore flexible array
5662 member in struct and warn ABI change.
5664 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5666 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5668 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5669 (ix86_adjust_cost): Updated.
5671 2009-03-29 Jan Hubicka <jh@suse.cz>
5674 * tree-pass.h (pass_cleanup_eh): New function.
5675 (remove_unreachable_regions): Break code handling RTL
5676 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5677 that can not be reached by runtime.
5678 (can_be_reached_by_runtime): New function.
5679 (label_to_region_map): New function.
5680 (num_eh_regions): New function.
5681 (rtl_remove_unreachable_regions): New function.
5682 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5683 (remove_eh_region): New function.
5684 * except.h: Include sbitmap and vecprim.
5685 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5686 num_eh_regions): Declare.
5687 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5688 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5689 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5690 (tree_empty_eh_handler_p): New function.
5691 (cleanup_empty_eh): New function.
5692 (cleanup_eh): New function.
5693 (pass_cleanup_eh): New function.
5695 2009-03-29 Jan Hubicka <jh@suse.cz>
5697 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5698 for removed regions.
5700 2009-03-29 Jan Hubicka <jh@suse.cz>
5702 * except.c (dump_eh_tree): Dump all datastructures.
5704 2009-03-29 Jan Hubicka <jh@suse.cz>
5706 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5707 (duplicate_eh_regions_1): Likewise.
5708 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5709 vector; call EH verification.
5710 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5711 Be ready for region being removed.
5713 2009-03-29 Jan Hubicka <jh@suse.cz>
5715 * bitmap.c (bitmap_last_set_bit): New function.
5716 * bitmap.h (bitmap_last_set_bit): Declare.
5718 2009-03-29 David Ayers <ayers@fsfe.org>
5721 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5722 by calling objc_compare_types and surpress warnings about
5723 incompatible C pointers that are compatible ObjC pointers.
5725 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5727 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5728 call initialize_inline_failed.
5729 (initialize_inline_failed): Move it from here ...
5730 * cgraph.c (initialize_inline_failed): ... to here.
5731 (cgraph_create_edge): Call initialize_inline_failed rather than
5732 setting inline_failed directly.
5734 2009-03-29 Ben Elliston <bje@au.ibm.com>
5737 * sysv4.opt (msdata): Improve comment.
5738 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5739 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5741 2009-03-29 Ben Elliston <bje@au.ibm.com>
5744 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5745 load and store attributes.
5747 2009-03-29 Ben Elliston <bje@au.ibm.com>
5749 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5750 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5751 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5752 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5753 __builtin_infq and __builtin_huge_valq.
5755 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5757 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5759 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5760 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5762 2009-03-28 Xinliang David Li <davidxl@google.com>
5764 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5765 (do_dbg_cnt): New function.
5767 2009-03-28 Jan Hubicka <jh@suse.cz>
5769 Merge from pretty-ipa:
5771 2009-03-27 Jan Hubicka <jh@suse.cz>
5773 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5774 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5775 * passes.c (function_called_by_processed_nodes_p): New.
5776 * ipa-pure-const.c (check_call): Fix handling of operands.
5777 (analyze_function): Dump debug output for skipped bodies.
5778 (local_pure_const): Use function_called_by_processed_nodes_p.
5779 * dwarf2out.c (reference_to_unused): Use output.
5780 * passes.c (do_per_function_toporder): Likewise.
5782 2008-11-12 Jan Hubicka <jh@suse.cz>
5784 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5785 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5786 state_set_in_source enum
5787 (check_decl): Ignore memory tags; do not set fake looping flags;
5789 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5790 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5791 (check_call, analyze_function): Rewrite.
5793 (add_new_function): Update call of analyze_function.
5794 (generate_summary): Add call of analyze_function.
5795 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5796 (local_pure_const): New function.
5797 (pass_local_pure_const): New pass.
5798 * ipa-inline.c (inline_transform): Set after_inlining.
5799 * tree-eh.c (stmt_can_throw_external): New.
5800 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5801 work with aliasing built.
5802 * tree-flow.h (stmt_can_throw_external): New.
5803 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5804 and local pure/const pass in early and late optimization queue.
5806 2009-03-28 Martin Jambor <mjambor@suse.cz>
5808 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5810 (fold_binary): Allow function decl aligment consideration is the
5811 second argument is integer constant one.
5812 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5813 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5814 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5816 2009-03-28 Jan Hubicka <jh@suse.cz>
5818 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5819 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5820 * function.h (rtl_data): Add nothrow flag.
5821 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5822 set DECL_NOTHROW for AVAILABLE functions.
5824 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5826 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5827 following vector keyword has expansion starting with pixel or bool
5828 keyword, expand vector to __vector and pixel or bool to __pixel or
5832 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5833 warn_if_disallowed_function_p): Removed.
5834 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5835 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5836 warning_if_disallowed_function_p.
5837 * flags.h (warn_if_disallowed_function_p,
5838 warn_disallowed_functions): Removed.
5839 * common.opt (Wdisallowed-function-list=): Removed.
5840 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5842 2009-03-28 Richard Guenther <rguenther@suse.de>
5844 PR tree-optimization/38723
5845 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5848 2009-03-28 Jan Hubicka <jh@suse.cz>
5850 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5851 test introduced by my previous patch.
5853 2009-03-28 Richard Guenther <rguenther@suse.de>
5855 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5856 the PHIs value undefined.
5858 2009-03-28 Jan Hubicka <jh@suse.cz>
5860 * tree-pass.h (pass_fixup_cfg): New pass.
5861 * ipa-inline.c (inline_transform): Set
5862 always_inline_functions_inlined/after_inlining.
5863 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5864 (pass_fixup_cfg): New pass.
5865 * passes.c (init_optimization_passes): Add fixup_cfg.
5867 2009-03-28 Richard Guenther <rguenther@suse.de>
5869 PR tree-optimization/38458
5870 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5871 argument use the arguments copy-of value.
5873 2009-03-28 Richard Guenther <rguenther@suse.de>
5875 PR tree-optimization/38180
5876 * tree-ssa-ccp.c (get_default_value): Simplify.
5877 (likely_value): Likewise.
5878 (surely_varying_stmt_p): Properly handle VOP case.
5879 (ccp_initialize): Likewise.
5880 (ccp_fold): Handle propagating through *&.
5881 (fold_const_aggregate_ref): Also handle decls.
5883 2009-03-28 Jan Hubicka <jh@suse.cz>
5885 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5886 * cgraph.h (cgraph_node): Likewise.
5887 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5888 (cgraph_reset_node): Use process flag.
5889 (cgraph_mark_functions_to_output): Likewise.
5890 (cgraph_expand_function): Likewise.
5891 (cgraph_expand_all_functions): Likewise.
5892 (cgraph_output_in_order): Likewise.
5893 * dwarf2out.c (reference_to_unused): Likewise.
5894 * passes.c do_per_function_toporder): Likewise.
5896 2009-03-28 Jan Hubicka <jh@suse.cz>
5898 Bring from lto-branch:
5900 2008-09-03 Doug Kwan <dougkwan@google.com>
5902 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5903 enums instead of reason strings.
5904 * cgraph.c (cgraph_create_edge): Same.
5905 (cgraph_inline_failed_string): New function.
5906 * cgraph.h (cgraph_inline_failed_t): New enum type.
5907 (cgraph_inline_failed_string): New prototype.
5908 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5909 char pointer to cgraph_inline_failed_t.
5910 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5911 (cgraph_default_inline_p): Ditto.
5912 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5913 to cgraph_inline_failed_t pointer.
5914 * cif-code.def: New file.
5915 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5917 (cgraph_check_inline_limits): Change type of REASON to pointer to
5918 cgraph_inline_failed_t. Replace reason strings with enums.
5919 (cgraph_default_inline_p): Ditto.
5920 (cgraph_recursive_inlining_p): Ditto.
5921 (update_caller_keys): Change type of FAILED_REASON to
5922 cgraph_inline_failed_t.
5923 (cgraph_set_inline_failed): Change type of REASON to pointer to
5924 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5925 convert enums to strings for text output.
5926 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5927 to be of type cgraph_inline_failed_t. Replace reason strings with
5928 enums. Call cgraph_inline_failed_string to covert enums
5929 to strings for text output.
5930 (cgraph_decide_inlining): Replace reason strings with enums.
5931 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5932 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5934 * tree-inline.c (expand_call_inline): Change type of REASON
5935 to cgraph_inline_failed_t. Replace reason strings with enums.
5936 Call cgraph_inline_failed_string for text output.
5937 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5940 2009-03-28 Jan Hubicka <jh@suse.cz>
5942 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5943 cgraph_clone_node): Remove master clone handling.
5944 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5945 * cgraph.h (master_clone): Remove.
5946 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5947 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5948 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5950 2009-03-28 Jan Hubicka <jh@suse.cz>
5952 * cgraph.c (cgraph_function_body_availability): Functions declared
5953 inline are always safe to assume that it is not going to be replaced.
5955 2009-03-28 Richard Guenther <rguenther@suse.de>
5957 PR tree-optimization/38513
5958 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5959 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5960 EXC_PTR_EXPR and FILTER_EXPR.
5961 (get_ref_from_reference_ops): Likewise.
5963 2009-03-28 Richard Guenther <rguenther@suse.de>
5965 PR tree-optimization/38968
5966 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5967 Use FLOOR_MOD_EXPR to compute misalignment.
5969 2009-03-28 Richard Guenther <rguenther@suse.de>
5971 PR tree-optimization/37795
5972 * tree.h (combine_comparisons): Declare.
5973 * fold-const.c (combine_comparisons): Export.
5974 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5976 (ifcombine_iforif): Use combine_comparisons.
5978 2009-03-28 Jan Hubicka <jh@suse.cz>
5980 * tree-eh.c (inlinable_call_p): New function.
5981 (make_eh_edges): Use it.
5982 (verify_eh_edges): Use it.
5983 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5984 * except.c (reachable_next_level): Add inlinable_function argument
5985 (sjlj_find_directly_reachable_regions): Update.
5986 (add_reachable_handler): Do not set saw_any_handlers.
5987 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5988 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5989 Add new inlinable call parameter.
5990 (can_throw_internal, can_throw_external): Update.
5991 * except.h (can_throw_internal_1, can_throw_external_1,
5992 foreach_reachable_handler): Update declaration.
5994 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5996 * config/arm/t-arm-coff, config/h8300/coff.h,
5997 config/i386/i386-aout.h, config/i386/i386-coff.h,
5998 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5999 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6000 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6001 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6002 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6003 sys-types.h: Remove.
6004 * Makefile.in: Remove protoize and fixproto support and references
6006 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6007 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6009 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6010 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6011 unprotoize$(exeext).
6012 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6013 (.PHONY): Don't depend on proto.
6014 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6015 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6016 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6017 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6018 build/gen-protos.o, build/scan.o, xsys-protos.h,
6019 build/fix-header$(build_exeext), build/fix-header.o,
6020 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6021 stmp-install-fixproto): Remove.
6022 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6023 SYSCALLS.c or fixproto files.
6024 (install-common): Don't install protoize.
6025 (install-headers-tar, install-headers-cpio, install-headers-cp):
6026 Don't depend on $(STMP_FIXPROTO).
6027 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6028 install fixproto files or write out fixproto settings.
6029 (uninstall): Don't uninstall protoize.
6030 * config.gcc (use_fixproto): Remove.
6031 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6032 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6033 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6034 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6035 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6036 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6037 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6038 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6039 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6040 * config/t-vxworks (STMP_FIXPROTO): Remove.
6041 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6042 STMP_FIXPROTO): Remove.
6043 * config.in, configure: Regenerate.
6044 * crtstuff.c (gid_t, uid_t): Don't undefine.
6045 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6046 (arm-*-coff, arm-*-aout: Remove target entries.
6047 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6048 Remove mention of AIX 4.1.
6049 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6050 * doc/invoke.texi (Running Protoize): Remove.
6051 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6052 (Protoize Caveats): Remove.
6053 * tsystem.h: Update comments on headers assumed to exist.
6055 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6057 * genautomata.c: Add a new year to the copyright. Add a new
6059 (struct insn_reserv_decl): Add comments for member bypass_list.
6060 (find_bypass): Remove.
6061 (insert_bypass): New.
6062 (process_decls): Use insert_bypass.
6063 (output_internal_insn_latency_func): Output all bypasses with the
6064 same input insn in one switch case.
6066 * rtl.def (define_bypass): Describe bypass choice.
6067 * doc/md.texi (define_bypass): Ditto.
6069 2009-03-27 Richard Guenther <rguenther@suse.de>
6071 * gimplify.c (mark_addressable): Export.
6072 * tree-flow.h (mark_addressable): Declare.
6073 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6074 * tree-ssa.c (verify_phi_args): Verify that address taken
6075 variables have TREE_ADDRESSABLE set.
6077 2009-03-27 Richard Guenther <rguenther@suse.de>
6079 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6080 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6081 Do not mark decls TREE_ADDRESSABLE.
6082 (build_fold_addr_expr): Adjust.
6083 (fold_addr_expr): Remove.
6084 (fold_unary): Use build_fold_addr_expr.
6085 (fold_comparison): Likewise.
6086 (split_address_to_core_and_offset): Likewise.
6087 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6089 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6090 (gimplify_modify_expr_to_memcpy): Mark source and destination
6092 * omp-low.c (create_omp_child_function): Mark the object decl
6094 (lower_rec_input_clauses): Mark the var we take the address of
6096 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6098 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6101 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6102 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6104 2009-03-27 Richard Guenther <rguenther@suse.de>
6106 PR tree-optimization/39120
6107 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6109 (handle_lhs_call): Process return constraints. Add escape
6110 constraints if necessary.
6111 (handle_const_call): Fill out return constraints. Make nested
6112 case more precise. Avoid consttmp if possible.
6113 (handle_pure_call): Fill out return constraints. Avoid
6114 callused if possible.
6115 (find_func_aliases): Simplify call handling.
6117 2009-03-27 Richard Guenther <rguenther@suse.de>
6119 PR tree-optimization/39120
6120 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6121 as a representative.
6122 (solve_graph): Do propagate CALLUSED.
6123 (handle_pure_call): Use a scalar constraint from CALLUSED for
6125 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6128 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6131 * c-common.c (handle_aligned_attribute): Properly check alignment
6132 overflow. Use (1U << i) instead of (1 << i).
6134 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6136 * expr.h (get_mem_align_offset): Updated.
6138 * tree.h (tree_decl_common): Change align to "unsigned int" and
6139 move it before pointer_alias_set.
6141 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6142 Jakub Jelinek <jakub@redhat.com>
6145 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6146 gr_register_operand with gr_reg_or_0_operand.
6147 (cmpxchg_rel_di): Likewise.
6148 (sync_lock_test_and_set<mode>): Likewise.
6150 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6152 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6153 (true_regnum): Likewise.
6155 * rtlanal.c (subreg_info): Moved to ...
6156 * rtl.h (subreg_info): Here. New.
6157 (subreg_get_info): New.
6159 * rtlanal.c (subreg_get_info): Make it extern.
6161 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6164 * config/i386/i386.c (ix86_abi): New.
6165 (override_options): Handle -mabi=.
6166 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6167 (ix86_call_abi_override): Likewise.
6168 (init_cumulative_args): Likewise.
6169 (function_arg_advance): Likewise.
6170 (function_arg_64): Likewise.
6171 (function_arg): Likewise.
6172 (ix86_pass_by_reference): Likewise.
6173 (ix86_function_value_regno_p): Likewise.
6174 (ix86_build_builtin_va_list_abi): Likewise.
6175 (setup_incoming_varargs_64): Likewise.
6176 (is_va_list_char_pointer): Likewise.
6177 (ix86_init_machine_status): Likewise.
6178 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6179 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6180 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6181 (ix86_function_abi): Make it static and return enum calling_abi.
6182 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6184 (ix86_fn_abi_va_list): Updated.
6186 * config/i386/i386.h (ix86_abi): New.
6187 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6188 (CONDITIONAL_REGISTER_USAGE): Likewise.
6189 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6190 (machine_function): Likewise.
6192 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6194 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6195 (STACK_BOUNDARY): Likewise.
6196 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6198 * config/i386/i386.opt (mabi=): New.
6200 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6201 return enum calling_abi.
6202 (ix86_function_type_abi): Likewise.
6203 (ix86_function_abi): Removed.
6205 * doc/invoke.texi: Document -mabi= option for x86.
6207 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6209 * builtins.c (real_dconstp): Delete.
6210 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6212 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6213 Jakub Jelinek <jakub@redhat.com>
6216 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6217 (gen_subprogram_die): When a function is explicit, generate the
6218 DW_AT_explicit attribute.
6219 * langhooks.h (struct lang_hooks_for_decls): Add
6220 function_decl_explicit_p langhook.
6221 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6222 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6224 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6226 * builtins.c (fold_builtin_memory_op): Optimize memmove
6227 into memcpy if we can prove source and destination don't overlap.
6229 * tree-inline.c: Include gt-tree-inline.h.
6230 (clone_fn_id_num): New variable.
6231 (clone_function_name): New function.
6232 (tree_function_versioning): Use it.
6233 * Makefile.in (GTFILES): Add tree-inline.c.
6235 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6237 * BASE-VER: Change to 4.5.0.
6239 2009-03-27 Xinliang David Li <davidxl@google.com>
6241 PR tree-optimization/39557
6242 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6244 2009-03-27 Xinliang David Li <davidxl@google.com>
6246 PR tree-optimization/39548
6247 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6250 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6252 * c-common.c (pointer_int_sum): Use %wd on return from
6255 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6257 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6258 on return from tree_low_cst.
6260 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6263 * ginclude/stdarg.h (va_copy): Define also for
6264 __GXX_EXPERIMENTAL_CXX0X__.
6266 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6269 * builtins.h (c_strlen): Do not warn here.
6270 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6271 * c-common.c (pointer_int_sum): Take an explicit location.
6272 Warn about offsets out of bounds.
6273 * c-common.h (pointer_int_sum): Adjust declaration.
6275 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6277 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6280 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6283 * opts.c (warn_if_disallowed_function_p): Don't assume
6284 get_callee_fndecl must return non-NULL.
6286 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6288 PR rtl-optimization/39522
6289 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6290 when reg_reloaded_valid is set.
6292 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6294 * config/spu/divv2df3.c: New file.
6295 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6296 (DPBIT_FUNCS): Filter out _div_df.
6298 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6300 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6301 a jump insn, count that jump in the distance to the loop start.
6303 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6306 * config/sh/sh.c (calc_live_regs): Fix condition for global
6307 registers except PIC_OFFSET_TABLE_REGNUM.
6309 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6312 * doc/invoke.texi (-mconsole): New.
6316 (-mnop-fun-dllimport): New.
6320 (sub section "i386 and x86-64 Windows Options"): New.
6322 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6324 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6325 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6327 2009-03-25 Richard Guenther <rguenther@suse.de>
6330 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6333 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6335 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6336 neither of haifa/selective schedulers are working.
6338 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6340 * doc/invoke.texi (Debugging Options): Fix description of
6341 -fno-merge-debug-strings.
6343 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6345 * config/cris/libgcc.ver: New version-script.
6346 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6348 * configure.ac <GAS features, nop mnemonic>: Add pattern
6349 crisv32-*-* for "nop".
6350 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6351 * configure: Regenerate.
6353 2009-03-24 Ira Rosen <irar@il.ibm.com>
6355 PR tree-optimization/39529
6356 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6357 mark_sym_for_renaming for the tag copied to the new vector
6360 2009-03-24 Arthur Loiret <aloiret@debian.org>
6362 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6363 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6364 EXTRA_SPEC_FUNCTIONS.
6365 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6366 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6367 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6368 -march and -mtune options.
6370 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6372 * config/m68k/t-rtems: Add m5329 multilib.
6374 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6375 Jakub Jelinek <jakub@redhat.com>
6378 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6381 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6384 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6385 instead of c_parser_expression_conv, if original_code isn't one of the
6386 4 allowed comparison codes, fail.
6388 2009-03-23 Richard Guenther <rguenther@suse.de>
6390 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6391 * tree.h (struct tree_type): Likewise.
6392 * reload.h (struct insn_chain): Likewise.
6393 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6394 * function.h (struct function): Likewise.
6395 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6397 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6399 PR tree-optimization/39516
6400 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6402 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6404 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6405 should be set true if BITS_PER_WORD of target is bigger than 32
6407 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6409 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6410 Translate -B-options to -rpath-link. Correct existing
6411 rpath-link and conditionalize on !nostdlib.
6413 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6415 * doc/extend.texi (Function Attributes, Variable Attributes):
6417 * doc/invoke.texi (Debugging Options, Optimize Options)
6418 (i386 and x86-64 Options, MCore Options): Likewise.
6420 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6423 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6424 it for block local namespace aliases.
6425 (gen_decl_die): Pass context_die to gen_namespace_die.
6427 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6430 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6431 minimum or maximum value.
6433 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6435 * reginfo.c (globalize_reg): Recompute derived reg sets.
6437 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6440 * libgcc2.c (mprotect): Do not use signed arguments for
6441 VirtualProtect, use DWORD arguments. Also fix the 'may
6442 be used uninitialized' warning for the np variable.
6444 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6447 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6448 functions using regparm calling conventions when not optimizing.
6449 (ix86_function_sseregparm): Similarly for sseregparm calling
6452 2009-03-19 Li Feng <nemokingdom@gmail.com>
6455 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6456 dependence if the first conflict is after niter iterations.
6458 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6461 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6462 functions with dynamic stack-pointer adjustments.
6464 2009-03-19 Ben Elliston <bje@au.ibm.com>
6466 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6467 option; change to -msdata=data.
6469 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6471 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6474 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6477 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6479 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6481 * doc/invoke.texi (Code Gen Options): Expand discussion of
6484 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6486 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6487 * matrix-reorg.c (struct matrix_info): Likewise.
6488 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6489 * rtl.h (struct mem_attrs): Likewise.
6490 * df.h (struct df): Likewise.
6491 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6492 * ira-int.h (struct ira_allocno): Likewise.
6493 * df-scan.c (struct df_collection_rec): Likewise.
6494 * ira.c (struct equivalence): Likewise.
6495 * function.c (struct temp_slot): Likewise.
6496 * cfgloop.h (struct loop): Likewise.
6499 * function.c (use_register_for_decl): When not optimizing, disregard
6500 register keyword for variables with types containing methods.
6502 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6505 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6506 (is_simple_operand): Call contains_component_ref_p before calling data
6507 reference analysis that would fail on COMPONENT_REFs.
6509 * tree-vrp.c (search_for_addr_array): Fix formatting.
6511 2009-03-18 Richard Guenther <rguenther@suse.de>
6513 * tree-vect-transform.c (vect_loop_versioning): Fold the
6514 generated comparisons.
6515 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6516 (slpeel_tree_peel_loop_to_edge): Likewise.
6518 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6521 * opts.c (print_specific_help): In addition to `undocumented',
6522 accept `separate' and `joined' flags if passed alone. Describe
6523 output by the first matched one of those.
6524 (common_handle_option): Skip over empty strings.
6525 * gcc.c (display_help): Fix help string for `--help='.
6526 * doc/invoke.texi (Option Summary, Overall Options): With
6527 `--help=', classes and qualifiers can both be repeated, but
6528 only the latter can be negated. One should not pass only
6529 negated qualifiers. Fix markup and examples.
6532 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6534 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6535 and -fhelp=separate.
6537 2009-03-17 Jing Yu <jingyu@google.com>
6540 * function.h (struct rtl_data): Move is_thunk from here...
6541 (struct function): ...to here.
6542 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6543 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6545 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6547 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6548 (alpha_output_function_end_prologue): Likewise.
6549 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6550 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6551 (rs6000_output_function_epilogue): Likewise.
6552 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6554 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6557 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6558 from different units in a single alternative.
6559 (*truncdfsf_i387): Ditto.
6560 (*truncxfsf2_mixed): Ditto.
6561 (*truncxfdf2_mixed): Ditto.
6563 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6565 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6566 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6569 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6570 unused non-artificial variables when not optimizing.
6573 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6574 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6575 NAMESPACE_DECL in its DECL_INITIAL.
6578 * optabs.c (set_user_assembler_libfunc): New function.
6579 * expr.h (set_user_assembler_libfunc): New prototype.
6580 * c-common.c: Include libfuncs.h.
6581 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6582 for memcmp, memset, memcpy, memmove and abort.
6583 * Makefile.in (c-common.o): Depend on libfuncs.h.
6586 * dwarf2out.c (gen_inlined_enumeration_type_die,
6587 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6588 gen_tagged_type_instantiation_die): Removed.
6589 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6592 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6595 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6597 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6598 (check-parallel-%): Ditto.
6599 (check-consistency): Ditto.
6601 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6603 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6604 local variable rhs by NULL_TREE.
6606 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6609 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6611 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6614 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6616 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6619 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6620 for ms->sysv ABI calls only in 64bit mode.
6622 * config/i386/i386.md (untyped_call): Support 32bit.
6624 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6626 * doc/extend.texi: Replace x86_65 with x86_64.
6628 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6630 PR tree-optimization/39455
6631 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6632 mismatches for POINTER_TYPE_P (type).
6633 (number_of_iterations_le): Likewise.
6635 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6637 * config/picochip/picochip.c: Removed profiling support.
6638 * config/picochip/picochip.md: Removed profiling instruction.
6639 * config/picochip/picochip.h: Removed profiling builtin.
6641 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6643 * doc/install.texi (--with-host-libstdcxx): Document.
6645 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6648 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6649 generate a warning if the function name does not begin with
6650 "__vector" and the function has either the 'signal' or 'interrupt'
6651 attribute, from here to ...
6652 (avr_declare_function_name): ...here. New function.
6653 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6654 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6656 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6659 * cse.c (fold_rtx): Don't modify original const_arg1 when
6660 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6661 separate variable instead.
6662 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6663 from out of range shift counts.
6664 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6666 2009-03-13 Catherine Moore <clm@codesourcery.com>
6668 * config/i386/x-mingw32 (host-mingw32.o): Replace
6669 diagnostic.h with $(DIAGNOSTIC_H).
6671 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6674 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6676 * config/i386/sync.md (sync_compare_and_swap<mode>,
6677 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6678 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6680 (sync_double_compare_and_swapdi_pic,
6681 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6682 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6684 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6687 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6689 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6692 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6693 (avx_addsubv4df3): Likewise.
6694 (*avx_addsubv4sf3): Likewise.
6695 (sse3_addsubv4sf3): Likewise.
6697 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6700 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6702 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6705 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6706 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6707 registers for allocnos created from user-defined variables.
6709 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6712 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6713 of non-integer mode as well.
6715 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6717 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6718 for functions for which the parameter types are unknown.
6720 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6723 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6724 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6725 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6726 * config/i386/i386.c (ix86_local_alignment): For
6727 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6728 long long variables on the stack to avoid dynamic realignment.
6729 Allow the first argument to be a decl rather than type.
6730 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6732 2009-03-11 Nick Clifton <nickc@redhat.com>
6735 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6737 Add description to mno-lsim option.
6738 * config/mcore/mcore.h: Remove comment about deprecated m4align
6740 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6741 * doc/invoke.texi: Add description of mno-lsim and
6742 mstack-increment options.
6744 * config/fr30/fr30.opt: Document the -mno-lsim option.
6745 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6746 and -mno-lsim options.
6748 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6750 * fold-const.c (fold_comparison): Only call fold_inf_compare
6751 if the mode supports infinities.
6753 2009-03-11 Jason Merrill <jason@redhat.com>
6756 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6757 end already did. Notice GIMPLE_CALL modifications of the result.
6758 Don't copy debug information from an ignored decl or a decl from
6761 2009-03-10 Richard Guenther <rguenther@suse.de>
6762 Nathan Froyd <froydnj@codesourcery.com>
6765 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6766 (__divMODE3): Likewise.
6768 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6770 PR tree-optimization/39394
6771 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6772 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6774 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6776 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6777 inline asms for register asm ("") declarations.
6779 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6781 * fold-const.c (fold_unary): Fix comment.
6783 2009-03-07 Jan Hubicka <jh@suse.cz>
6786 * tree-inline.c (setup_one_parameter): Do replacement of const
6787 argument by constant in SSA form.
6789 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6792 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6793 determine alignment passed to assign_stack_local.
6794 (assign_parms_unsplit_complex): Likewise.
6795 * except.c (sjlj_build_landing_pads): Likewise.
6797 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6800 * tree-flow.h (add_referenced_var): Return bool instead of void.
6801 * tree-dfa.c (add_referenced_var): Return result of
6802 referenced_var_check_and_insert call.
6803 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6804 of referenced_var_check_and_insert.
6807 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6808 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6809 DIE, don't emit it if abstract origin already has it.
6810 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6811 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6813 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6815 * genpreds.c (needs_variable): Fix parentheses at variable name
6817 (write_tm_constrs_h): Indent generated code.
6819 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6821 * doc/extend.texi (Function Attributes): Add documentation
6824 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6827 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6828 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6830 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6832 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6835 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6838 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6839 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6841 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6843 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6844 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6845 constants instead of magic numbers.
6846 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6848 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6849 (x86_64_ms_abi_int_parameter_registers): Ditto.
6850 (x86_64_int_return_registers): Ditto.
6851 (ix86_maybe_switch_abi): Ditto.
6852 (ix86_expand_call): Ditto for clobbered_registers array.
6853 (ix86_hard_regno_mode_ok): Ditto.
6854 (x86_extended_QIreg_mentioned_p): Ditto.
6856 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6858 PR tree-optimization/39349
6859 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6861 * combine.c (gen_lowpart_for_combine): Use omode when generating
6864 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6866 PR rtl-optimization/39235
6867 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6869 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6871 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6873 2009-03-04 Richard Guenther <rguenther@suse.de>
6875 PR tree-optimization/39362
6876 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6877 that occur in abnormal PHIs should be varying.
6879 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6881 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6883 (simple_iv): Take loop as an argument instead of statement.
6884 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6885 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6887 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6889 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6890 * matrix-reorg.c (analyze_transpose): Ditto.
6891 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6892 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6893 * tree-predcom.c (ref_at_iteration): Ditto.
6894 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6896 2009-03-04 Richard Guenther <rguenther@suse.de>
6898 PR tree-optimization/39358
6899 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6900 escaped_id and callused_id.
6901 (solve_graph): Likewise.
6903 2009-03-04 Richard Guenther <rguenther@suse.de>
6905 PR tree-optimization/39339
6906 * tree-sra.c (try_instantiate_multiple_fields): Make it
6907 no longer ICE on the above.
6909 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6911 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6912 that fits within Pmode.
6914 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6917 * tm.texi (LIBCALL_VALUE): Update description.
6919 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6922 * doc/extend.texi (section): Update description.
6924 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6927 * tree-inline.c (remapped_type): New.
6928 (can_be_nonlocal): Call remapped_type instead of remap_type.
6930 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6933 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6934 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6936 2009-03-03 Richard Guenther <rguenther@suse.de>
6939 * tree.c (tree_nonartificial_location): New function.
6940 * tree.h (tree_nonartificial_location): Declare.
6941 * builtins.c (expand_builtin_memory_chk): Provide location
6942 of the call location for artificial function pieces.
6943 (maybe_emit_chk_warning): Likewise.
6944 (maybe_emit_sprintf_chk_warning): Likewise.
6945 (maybe_emit_free_warning): Likewise.
6946 * expr.c (expand_expr_real_1): Likewise.
6948 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6950 PR tree-optimization/39343
6951 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6952 COMPONENT_REF t has ARRAY_TYPE.
6954 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6957 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6958 when the type precision of the induction variable should be
6959 larger than the type precision of nit.
6960 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6961 * graphite.c (graphite_loop_normal_form): Same.
6962 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6964 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6966 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6967 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6968 numbers to describe clobbered registers.
6969 (*call_value_0_rex64_ms_sysv): Ditto.
6970 * config/i386/mmx.md (mmx_emms): Ditto.
6973 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6975 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6978 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6980 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6981 (spu_section_type_flags): New function.
6983 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6985 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6986 reg_class_contents of FLOAT_REGS into a temporary.
6988 2009-03-02 Richard Guenther <rguenther@suse.de>
6989 Ira Rosen <irar@il.ibm.com>
6991 PR tree-optimization/39318
6992 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6993 information to the vectorized statement.
6995 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6997 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6998 variable. Use defined names instead of magic constants for REX SSE
7001 2009-03-01 Richard Guenther <rguenther@suse.de>
7003 PR tree-optimization/39331
7004 * omp-low.c (lower_send_shared_vars): Do not receive new
7005 values for the reference of DECL_BY_REFERENCE parms or results.
7007 2009-03-01 Jan Hubicka <jh@suse.cz>
7010 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7011 BLOCK_NONLOCALIZED_VAR): New macros.
7012 (tree_block): Add nonlocalized_vars.
7013 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7014 gen_decl_die): Add origin argument. Allow generation of die with
7015 origin at hand only.
7016 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7017 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7019 (gen_block_die): Fix checking for unused blocks.
7020 (process_scope_var): Break out from .... ; work with origins only.
7021 (decls_for_scope) ... here; process nonlocalized list.
7022 (dwarf2out_ignore_block): Look for nonlocalized vars.
7023 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7025 (dump_scope_block): Dump them.
7026 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7027 (remap_block): Likewise.
7028 (can_be_nonlocal): New predicate.
7029 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7031 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7033 * configure: Regenerate.
7035 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7037 * optc-gen.awk: No need to duplicate option flags twice.
7038 Reuse help texts for duplicate options which do not have any.
7040 * gcc.c (display_help): Document --version.
7042 * gcc.c (main): If print_help_list and verbose_flag, ensure
7043 driver output comes before subprocess output.
7045 * optc-gen.awk: Assign all remaining fields to help string,
7046 space-separated, for multi-line help in *.opt.
7048 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7049 -Wno-pedantic-ms-format is for MinGW targets only.
7051 * doc/options.texi (Option file format): Fix bad indentation,
7052 restoring dropped sentence.
7054 2009-02-28 Jan Hubicka <jh@suse.cz>
7056 * tree-inline.c (tree_function_versioning): Output debug info.
7058 2009-02-28 Jan Hubicka <jh@suse.cz>
7061 * tree-inline.c (setup_one_parameter): Do not copy propagate
7062 arguments when not optimizing.
7064 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7067 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7068 (avx_addsubv4df3): Likewise.
7069 (*avx_addsubv4sf3): Likewise.
7070 (sse3_addsubv4sf3): Likewise.
7071 (*avx_addsubv2df3): Likewise.
7072 (sse3_addsubv2df3): Likewise.
7073 (avx_unpckhps256): Correct item selectors.
7074 (avx_unpcklps256): Likewise.
7075 (avx_unpckhpd256): Likewise.
7076 (avx_unpcklpd256): Likewise.
7078 2009-02-28 Jan Hubicka <jh@suse.cz>
7080 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7082 (copy_arguments_for_versioning): If var is declared don't declare it.
7083 (tree_function_versioning): First setup substitutions and then copy
7086 2009-02-27 Jan Hubicka <jh@suse.cz>
7089 * cgraph.h (varpool_output_debug_info): Remove.
7090 * cgraphunit.c (varpool_output_debug_info): Remove.
7091 * dwarf2out.c (deferred_locations_struct): New struct
7092 (deferred_locations): New type.
7093 (deferred_locations_list): New static var.
7094 (deffer_location): New function.
7095 (gen_variable_die): Use it.
7096 (decls_for_scope): Output info on local static vars.
7097 (dwarf2out_finish): Process deferred locations.
7098 * varpool.c (varpool_output_debug_info): Remove.
7100 2009-02-27 Jan Hubicka <jh@suse.cz>
7103 * tree.h (TREE_PROTECTED): Fix comment.
7104 (BLOCK_HANDLER_BLOCK): Remove.
7105 (struct tree_block): Remove handler_block add body_block.
7106 (inlined_function_outer_scope_p): New.
7107 (is_body_block): Remove.
7108 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7109 * dwarf2out.c (is_inlined_entry_point): Remove.
7110 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7111 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7113 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7114 * gimplify.c (gimplify_expr): Gimplify body blocks.
7115 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7116 block with multiple subblocks.
7117 (dump_scope_block): Prettier output; dump more flags and info.
7118 (dump_scope_blocks): New.
7119 (remove_unused_locals): Use dump_scope_blocks.
7120 * tree-flow.h (dump_scope_blocks): Declare.
7121 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7122 * stmt.c (is_body_block): Remove.
7123 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7124 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7126 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7129 * graphite.c (graphite_loop_normal_form): Do not call
7130 number_of_iterations_exit from a gcc_assert.
7132 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7134 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7135 jumps if COND is NULL.
7136 (find_cond_jump): New function.
7137 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7138 * config/s390/s390.md: Remove z10_cobra attribute value.
7140 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7142 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7143 force_const_mem returns NULL_RTX.
7145 2009-02-26 Jan Hubicka <jh@suse.cz>
7148 * cgraph.h (varpool_output_debug_info): Remove.
7149 * cgraphunit.c (varpool_output_debug_info): Remove.
7150 * dwarf2out.c (deferred_locations_struct): New struct
7151 (deferred_locations): New type.
7152 (deferred_locations_list): New static var.
7153 (deffer_location): New function.
7154 (gen_variable_die): Use it.
7155 (decls_for_scope): Output info on local static vars.
7156 (dwarf2out_finish): Process deferred locations.
7157 * varpool.c (varpool_output_debug_info): Remove.
7159 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7161 PR rtl-optimization/39241
7162 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7163 to subreg_offset_representable_p.
7165 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7167 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7168 execute function prototype. Get f and nregs from max_reg_num
7169 and get_insns. Remove the first backward pass as it's dead,
7170 guard the forward pass by flag_expensive_optimizations.
7171 (rest_of_handle_regmove): Delete.
7172 (pass_regmove): Replace it with regmove_optimize.
7174 2009-02-25 Martin Jambor <mjambor@suse.cz>
7176 PR tree-optimization/39259
7177 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7178 calls_alloca function flags.
7179 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7182 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7184 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7185 flags_set_1_rtx, flags_set_1_set): Delete.
7186 (regmove_optimize): Do not call mark_flags_life_zones.
7188 2009-02-24 Julian Brown <julian@codesourcery.com>
7191 * config/arm/arm.c (require_pic_register): Only set
7192 cfun->machine->pic_reg once per function.
7194 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7196 * doc/invoke.texi (Link Options): Document an easier way to pass
7197 options that take arguments to the GNU linker using -Xlinker and -Wl.
7199 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7202 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7204 2009-02-24 Richard Guenther <rguenther@suse.de>
7207 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7209 2009-02-24 Richard Guenther <rguenther@suse.de>
7210 Zdenek Dvorak <ook@ucw.cz>
7212 PR tree-optimization/39233
7213 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7214 from converting them to a generic type.
7216 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7218 PR tree-optimization/39260
7219 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7220 contains a condition with a real type.
7221 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7223 2009-02-23 Jason Merrill <jason@redhat.com>
7226 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7227 narrowing_initializer_constant_valid_p.
7228 (narrowing_initializer_constant_valid_p): Don't return
7229 null_pointer_node for adding a pointer to itself.
7231 2009-02-23 Jan Hubicka <jh@suse.cz>
7234 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7237 2009-02-23 Jan Hubicka <jh@suse.cz>
7239 PR tree-optimization/37709
7240 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7241 * tree.h (block_ultimate_origin): Declare.
7242 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7243 * tree-ssa-live.c (remove_unused_scope_block_p):
7244 Eliminate blocks containig no instructions nor live variables nor
7246 (dump_scope_block): New function.
7247 (remove_unused_locals): Enable removal of dead blocks by default;
7248 enable dumping at TDF_DETAILS.
7250 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7252 * config/i386/i386.c (classify_argument): Don't allow COImode
7254 (function_arg_advance_32): Don't allow OImode.
7255 (function_arg_32): Likewise.
7256 (function_value_32): Likewise.
7257 (return_in_memory_32): Likewise.
7258 (function_arg_64): Remove OImode comment.
7260 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7263 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7264 ix86_expand_vector_set for V4DImode in 64bit mode only.
7265 (ix86_expand_vector_init_one_var): Likewise.
7267 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7269 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7271 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7274 * loop-iv.c: Revert last change.
7275 * emit-rtl.c: Likewise.
7277 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7280 * config/i386/i386.c (type_natural_mode): Remove an extra
7281 space in the warning message.
7282 (function_value_32): Handle 32-byte vector modes.
7283 (return_in_memory_32): Likewise.
7285 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7287 * loop-iv.c (truncate_value): New function.
7288 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7290 (lowpart_subreg): Move to...
7291 * emit-rtl.c: ...here.
7293 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7295 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7296 accidental and undocumented change at revision 140860.
7298 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7300 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7301 take gimple_seq * arguments.
7302 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7303 types_compatible_p langhook.
7305 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7306 Joseph Myers <joseph@codesourcery.com>
7308 * config/arm/arm.c (arm_builtin_va_list): New function.
7309 (arm_expand_builtin_va_start): Likewise.
7310 (arm_gimplify_va_arg_expr): Likewise.
7311 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7312 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7313 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7314 (va_list_type): New variable.
7315 (arm_mangle_type): Mangle va_list_type appropriately.
7317 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7320 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7321 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7322 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7323 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7324 parameter to 1000 for -O1 by default.
7325 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7327 * loop-invariant.c: Include params.h.
7328 (move_loop_invariants): Don't call move_single_loop_invariants on
7331 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7333 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7334 offset when calculating bounds for indexing stack_usage_map. Fixes
7335 a buffer overflow with certain target setups.
7337 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7340 * calls.c (expand_call): Clear try_tail_call if caller and callee
7341 disagree in promotion of function return value.
7343 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7346 * c-common.c (c_determine_visibility): If visibility changed and
7347 DECL_RTL has been already set, call make_decl_rtl to update symbol
7350 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7353 * varasm.c (assemble_variable): Don't check DECL_NAME when
7354 globalizing a variable.
7356 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7359 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7360 expression before any __builtin_trap call.
7361 * c-typeck.c (build_function_call): Convert and check function
7362 arguments before generating a call to a trap. Evaluate the
7363 function arguments before the trap.
7365 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7368 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7369 (UNSPEC_FXAM_MEM): New unspec.
7370 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7371 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7372 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7374 2009-02-19 Richard Guenther <rguenther@suse.de>
7376 PR tree-optimization/39207
7377 PR tree-optimization/39074
7378 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7379 storedanything_tree): New.
7380 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7381 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7382 (build_succ_graph): Add edges from STOREDANYTHING to all
7384 (init_base_vars): Initialize STOREDANYTHING.
7385 (compute_points_to_sets): Free substitution info after
7386 building the succ graph.
7387 (ipa_pta_execute): Likewise.
7389 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7391 (do_ds_constraint): Do not add to special var or non-pointer
7393 (type_could_have_pointers): Split out from ...
7394 (could_have_pointers): ... here. For arrays use the element type.
7395 (create_variable_info_for): Initialize may_have_pointers.
7396 (new_var_info): Likewise.
7397 (handle_lhs_call): Make the HEAP variable unknown-sized.
7398 (intra_create_variable_infos): Use a type with pointers for
7399 PARM_NOALIAS, make it unknown-sized.
7401 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7404 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7406 2009-02-18 Jason Merrill <jason@redhat.com>
7409 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7410 value if DECL_EXTERNAL.
7411 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7412 * target.h (gcc_target::binds_local_p): Clarify "module".
7413 * tree.h (TREE_PUBLIC): Clarify "module".
7415 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7418 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7419 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7421 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7424 * c.opt (Wabi): Support C and ObjC.
7427 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7429 * config/i386/i386.c (classify_argument): Warn once about the ABI
7430 change when passing union with long double.
7432 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7434 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7437 * c-parser.c (c_parser_compound_statement): Always enter and leave
7440 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7443 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7445 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7447 PR tree-optimization/36922
7448 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7449 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7452 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7454 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7457 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7459 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7461 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7463 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7466 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7467 Richard Sandiford <rdsandiford@googlemail.com>
7469 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7470 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7471 (loongson_biadd): ...this.
7473 2009-02-17 Richard Guenther <rguenther@suse.de>
7475 PR tree-optimization/39202
7476 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7477 a var make sure to follow existing collapses.
7479 2009-02-17 Richard Guenther <rguenther@suse.de>
7482 * langhooks.c (lhd_print_error_function): Check for NULL block.
7484 2009-02-17 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/39204
7487 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7490 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7492 * config/soft-fp/double.h: Update from glibc CVS.
7494 2009-02-17 Richard Guenther <rguenther@suse.de>
7496 PR tree-optimization/39207
7497 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7498 strict-aliasing warnings for pointers pointing to NULL.
7500 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7503 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7504 skipping until next close brace.
7506 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7509 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7510 to function argument boundary.
7512 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7514 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7515 in the lea_add. Reload eventually constraints it properly.
7516 * config/picochip/constraints.md : Remove the target constraint
7517 "b", since it is not needed anymore.
7519 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7521 * gthr-dce.h: Uglify function parameter and local variable names.
7522 * gthr-gnat.h: Likewise.
7523 * gthr-mipssde.h: Likewise.
7524 * gthr-nks.h: Likewise.
7525 * gthr-posix95.h: Likewise.
7526 * gthr-posix.h: Likewise.
7527 * gthr-rtems.h: Likewise.
7528 * gthr-single.h: Likewise.
7529 * gthr-solaris.h: Likewise.
7530 * gthr-tpf.h: Likewise.
7531 * gthr-vxworks.h: Likewise.
7532 * gthr-win32.h: Likewise.
7534 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7537 * config/i386/i386.md: Restrict the new peephole2 to move
7538 between MMX/SSE registers.
7540 2009-02-15 Richard Guenther <rguenther@suse.de>
7543 2009-02-13 Richard Guenther <rguenther@suse.de>
7545 * configure.ac: Enable LFS.
7546 * configure: Re-generate.
7547 * config.in: Likewise.
7549 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7551 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7552 spu_srqwbyte, spu_srqwbytebc): Define.
7553 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7554 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7555 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7556 "shrqby_<mode>"): New insn-and-split patterns.
7557 * config/spu/spu.c (expand_builtin_args): Determine and return
7558 number of operands using spu_builtin_description data.
7559 (spu_expand_builtin_1): Use it.
7561 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7564 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7567 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7570 * config/i386/i386.c (override_options): Correct warning
7571 messages for -malign-loops, -malign-jumps and -malign-functions.
7573 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7576 * config/i386/i386.md: Restrict the new peephole2 to move
7577 between the general purpose registers.
7579 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7582 * config/i386/i386.c (type_natural_mode): Add a new argument.
7583 Return the original mode and warn ABI change if vector size is 32byte.
7584 (function_arg_advance): Updated.
7585 (function_arg): Likewise.
7586 (ix86_function_value): Likewise.
7587 (ix86_return_in_memory): Likewise.
7588 (ix86_sol10_return_in_memory): Likewise.
7589 (ix86_gimplify_va_arg): Likewise.
7590 (function_arg_32): Don't warn ABX ABI change here.
7591 (function_arg_64): Likewise.
7593 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7595 * loop-iv.c (implies_p): In the final case, test that operands 0
7596 of the two comparisons match.
7598 * config/bfin/bfin.c (find_prev_insn_start): New function.
7599 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7600 (find_next_insn_start): Move.
7602 2009-02-13 Richard Guenther <rguenther@suse.de>
7604 * configure.ac: Enable LFS.
7605 * configure: Re-generate.
7606 * config.in: Likewise.
7608 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7611 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7612 sizes on syntax error after some arguments have been parsed.
7614 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7616 * doc/invoke.texi (-fira): Remove.
7618 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7620 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7621 * recog.c: Likewise.
7624 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7626 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7627 (umul_ppmm): Likewise.
7628 (count_leading_zeros): Likewise.
7629 (count_trailing_zeros): Likewise.
7630 (UMUL_TIME): Likewise.
7632 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7634 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7635 soft-fp/t-softfp to tmake_file.
7637 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7638 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7639 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7640 IA64_BUILTIN_INFQ]: New.
7641 (ia64_init_builtins): Initialize __builtin_infq,
7642 __builtin_fabsq and __builtin_copysignq if not HPUX.
7643 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7644 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7646 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7648 (__fixtfti): Likewise.
7649 (__fixunstfti): Likewise.
7650 (__floattitf): Likewise.
7652 * config/ia64/libgcc-glibc.ver: New.
7653 * config/ia64/t-fprules-softfp: Likewise.
7654 * config/ia64/sfp-machine.h: Likewise.
7656 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7657 (LIBGCC2_TF_CEXT): Likewise.
7658 (TF_SIZE): Likewise.
7659 (TARGET_INIT_LIBFUNCS): Likewise.
7661 * config/ia64/t-glibc (SHLINB_MAPFILES):
7662 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7664 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7666 * config/i386/i386.c (construct_container): Rewrite processing
7667 BLKmode with X86_64_SSE_CLASS.
7669 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7672 * config/i386/i386.md: Replace simplify_replace_rtx with
7673 replace_rtx in the new peephole2.
7675 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7677 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7678 loop unrolling do not happen at -O2.
7680 2009-02-12 Michael Matz <matz@suse.de>
7682 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7684 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7686 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7689 2009-02-12 Ben Elliston <bje@au.ibm.com>
7691 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7692 patterns when updating the back chain. Missed in the 2009-02-10
7695 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7697 * doc/extend.texi (Decimal Floating Types): Update identifier of
7698 draft TR and list of missing support.
7700 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7703 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7704 bit to variable length decl's flags, add it also to its
7705 pointer replacement variable.
7707 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7708 Jakub Jelinek <jakub@redhat.com>
7711 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7712 (memory_blockage): New expander.
7713 (*memory_blockage): New insn pattern.
7714 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7715 instead of general blockage at the end of function prologue when
7716 frame pointer is used to access red zone area. Do not emit blockage
7717 when profiling, it is emitted in generic code.
7718 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7719 function epilogue when frame pointer is used to access red zone area.
7721 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7724 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7725 by arithmetic with memory operands.
7726 * config/i386/predicates.md (commutative_operator): New.
7728 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7730 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7733 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7735 * alias.h (record_alias_subset): Declare.
7736 * alias.c (record_alias_subset): Make global.
7738 2009-02-10 Nick Clifton <nickc@redhat.com>
7740 * tree-parloops.c: Change license to GPLv3.
7741 * ipa-struct-reorg.c: Change license to GPLv3.
7742 * ipa-struct-reorg.h: Change license to GPLv3.
7744 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7747 * c-decl.c (start_struct): Return NULL on error.
7749 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7752 * cfgloopmanip.c (remove_path): Call remove_bbs after
7753 cancel_loop_tree, not before it.
7756 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7757 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7758 VAR_DECLs were seen.
7759 * tree-ssa-live.c (remove_unused_locals): Recompute
7760 cfun->has_local_explicit_reg_vars.
7761 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7762 copies or clearings if cfun->has_local_explicit_reg_vars.
7764 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7767 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7768 of function prologue when frame pointer is used to access
7771 2009-02-10 Richard Guenther <rguenther@suse.de>
7774 * gimplify.c (gimple_regimplify_operands): Always look if
7775 we need to create a temporary.
7777 2009-02-10 Richard Guenther <rguenther@suse.de>
7779 PR tree-optimization/39132
7780 * tree-loop-distribution.c (todo): New global var.
7781 (generate_memset_zero): Trigger TODO_rebuild_alias.
7782 (tree_loop_distribution): Return todo.
7784 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7787 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7788 (x86_64_reg_class_name): Removed.
7789 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7790 first one isn't X86_64_SSE_CLASS or any other ones aren't
7791 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7792 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7793 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7794 and 3 X86_64_SSEUP_CLASS.
7795 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7796 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7798 2009-02-10 Ben Elliston <bje@au.ibm.com>
7800 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7801 form instruction to update the stack back chain word, even if the
7802 user has disabled the generation of update instructions.
7803 (movdi_<mode>_update_stack): New.
7804 (movsi_update_stack): Likewise.
7805 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7806 always use an update form instruction to update the stack back
7809 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7812 * graphite.c (if_region_set_false_region): After moving a region in
7813 the false branch of a condition, remove the empty dummy basic block.
7814 (gloog): Remove wrong fix for PR38953.
7816 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7818 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7819 generation due to implicit sign extension.
7821 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7824 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7825 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7827 2009-02-09 Richard Guenther <rguenther@suse.de>
7830 * convert.c (convert_to_real): Disable (float)fn((double)x)
7831 to fnf(x) conversion if errno differences may occur and
7832 -fmath-errno is set.
7834 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7836 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7837 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7838 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7840 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7843 * c-common.c (handle_alias_attribute): Disallow attribute for
7844 anything not a FUNCTION_DECL or VAR_DECL.
7846 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7849 * real.c (do_compare): Special-case compare of zero against
7850 decimal float value.
7852 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7855 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7856 as indicating flexible array members unless the field itself is
7857 being declarared as the incomplete array.
7859 2009-02-06 Jan Hubicka <jh@suse.cz>
7861 PR tree-optimization/38844
7862 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7865 2009-02-06 Richard Guenther <rguenther@suse.de>
7868 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7869 fork because we may expand it as __gcov_fork.
7871 2009-02-06 Nick Clifton <nickc@redhat.com>
7873 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7875 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7877 PR tree-optimization/35659
7878 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7879 vn_phi_eq): Shortcut if hashcode does not match.
7880 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7882 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7883 and avoid iterative_hash_expr.
7884 (FOR_EACH_VALUE_ID_IN_SET): New.
7885 (value_id_compare): Remove.
7886 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7887 sort expressions by value id.
7889 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7892 * config/sh/predicates.md (general_movsrc_operand): Don't check
7893 the subreg of system registers here.
7895 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7898 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7901 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7903 PR rtl-optimization/39110
7904 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7905 addresses, not aligned ones.
7907 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7908 Richard Guenther <rguenther@suse.de>
7910 PR tree-optimization/39100
7911 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7912 comment says and add edges.
7914 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7917 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7918 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7920 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7922 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7923 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7924 register_bb_in_sese, new_sese, free_sese): Moved.
7925 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7926 outermost_loop_in_scop, build_scop_iteration_domain,
7927 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7928 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7929 Use loop_in_sese_p instead of loop_in_scop_p.
7930 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7931 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7932 (scopdet_basic_block_info): Fix bug in scop detection.
7933 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7934 eq_loop_to_cloog_loop): Remove.
7935 (nb_loops_around_loop_in_scop, nb_loop
7936 ref_nb_loops): Moved here...
7937 * graphite.h (ref_nb_loops): ... from here.
7938 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7939 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7940 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7941 * testsuite/gcc.dg/graphite/scop-19.c: New
7943 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7944 Hans-Peter Nilsson <hp@axis.com>
7946 PR rtl-optimization/37889
7947 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7948 Move offset handling from PLUS to before the switch. Use new
7949 arguments when considering SYMBOL_REFs too.
7950 (rtx_addr_can_trap_p): Pass dummy offset and size.
7951 (enum may_trap_p_flags): Remove.
7952 (may_trap_p_1): Pass size from MEM_SIZE.
7954 PR rtl-optimization/38921
7955 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7956 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7957 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7958 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7960 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7962 AVX Programming Reference (January, 2009)
7963 * config/i386/sse.md (*vpclmulqdq): New.
7965 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7967 PR tree-optimization/38977
7968 PR gcov-profile/38292
7969 * calls.c (special_function_p): Disregard __builtin_ prefix.
7971 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7973 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7974 non-indexable addresses even before reload.
7976 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7979 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7980 as having variable size. Do not give an error for unnamed
7981 parameters with [*] declarators. Give a warning for type names
7982 with [*] declarators and mark them as variable size.
7983 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7984 for sizeof applied to [*] type names.
7986 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7989 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7991 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7993 * gcc.c (process_command): Update copyright notice dates.
7994 * gcov.c (print_version): Likewise.
7995 * gcov-dump.c (print_version): Likewise.
7996 * mips-tfile.c (main): Likewise.
7997 * mips-tdump.c (main): Likewise.
7999 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8002 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8003 for composite type involving a zero-length array type.
8005 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8008 * function.c (match_asm_constraints_1): Skip over
8009 initial optional % in the constraint.
8012 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8013 supported, don't accept FIXED_CSTs.
8014 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8015 and _Sat is used without _Fract/_Accum. Set specs->type to
8016 integer_type_node for cts_fract/cts_accum if fixed point is not
8019 2009-02-02 Catherine Moore <clm@codesourcery.com>
8021 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8023 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8025 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8026 (ABI_HAS_64BIT_SYMBOLS): Use it.
8027 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8029 2009-02-02 Paul Brook <paul@codesourcery.com>
8031 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8033 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8036 * recog.h (asm_operand_ok): Add constraints argument.
8037 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8038 recurse on matching constraint.
8039 (check_asm_operands): Pass constraints as 3rd argument to
8040 asm_operand_ok. Don't look up matching constraint here.
8041 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8044 2009-02-02 Ben Elliston <bje@au.ibm.com>
8046 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8047 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8049 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8051 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8052 information. Remove some obsolete information. Reorganize.
8054 * config/pa/fptr.c: Revert license to GPL 2.
8055 * config/pa/milli64.S: Likewise.
8057 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8060 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8061 LIBRARY name in, instead of hard-coding it.
8062 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8063 extra target make frag to tmake_files according to EH model.
8064 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8065 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8066 frags that define makefile variable EH_MODEL appropriately.
8067 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8068 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8069 to "-sjlj" according to type of EH configured.
8070 (LIBGCC_SONAME): Concatenate it to shared library base name.
8071 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8072 to "_sjlj" according to type of EH configured.
8073 (LIBGCC_SONAME): Concatenate it to shared library base name.
8074 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8075 (SHLIB_LINK): Add missing semicolon to if-else construct.
8076 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8077 string value of "pe_dll" command-line option.
8078 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8079 (SHLIB_SONAME): Use it when overriding t-cygming default.
8080 (SHLIB_IMPLIB): Override t-cygming default.
8081 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8082 string value of "pe_dll" command-line option.
8084 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8087 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8088 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8090 2009-01-31 Richard Guenther <rguenther@suse.de>
8092 PR tree-optimization/38937
8093 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8094 computing the transitive closure.
8096 2009-01-30 Richard Guenther <rguenther@suse.de>
8098 PR tree-optimization/39041
8099 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8100 Propagate variable indices only if the types match for this stmt.
8102 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8105 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8106 inline but never defined.
8108 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8110 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8111 (*insv_h_di_reg_extimm): New insn.
8112 (*insv_l<mode>_reg_extimm): New insn.
8114 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8116 * config/picochip/picochip.c (flag_conserve_stack): set
8117 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8118 fconserve-stack. Reduce call-overhead used by inliner.
8120 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8123 * common.opt (flag_conserve_stack): Initialised to zero.
8125 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8128 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8129 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8132 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8134 * ira-color.c (allocno_reload_assign): Update comments.
8135 * regmove.c (regmove_optimize): Likewise.
8139 2009-01-29 Robert Millan <rmh@aybabtu.com>
8141 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8142 * config/i386/kopensolaris-gnu.h: New file. Undefine
8143 `MD_UNWIND_SUPPORT'.
8144 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8146 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8148 PR tree-optimization/39007
8149 * tree-loop-distribution.c (generate_builtin): Use
8150 recompute_dominator to compute the immediate dominator of the
8151 basic block just after the loop.
8153 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8155 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8156 (ASM_OUTPUT_DWARF_PCREL): Define.
8158 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8160 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8161 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8162 global. Modify entries about regmove and IRA.
8164 * ra-conflict.c: Remove the file.
8166 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8168 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8169 (pass_regclass_init): Rename to pass_reginfo_init.
8171 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8173 * toplev.h (flag_ira): Remove.
8175 * caller-save.c (setup_save_areas): Remove flag_ira.
8177 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8179 * global.c: Remove the file.
8181 * opts.c (decode_options): Remove flag_ira.
8183 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8185 * regmove.c: Modify file description.
8186 (find_use_as_address, try_auto_increment): Define them only if
8187 AUTO_INC_DEC is defined.
8188 (replacement_quality, replace_in_call_usage, fixup_match_1,
8189 stable_and_no_regs_but_for_p): Remove.
8190 (reg_set_in_bb): Make it static.
8191 (regmove_optimize): Remove flag_ira and code which worked for
8194 * local-alloc.c: Remove the file.
8196 * common.opt (fira): Remove.
8198 * ira.c: Include except.h.
8199 (eliminable_regset): Move from global.c.
8200 (mark_elimination): Ditto. Remove flag_ira.
8201 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8202 equiv_mem_modified, validate_equiv_mem_from_store,
8203 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8204 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8205 no_equiv, recorded_label_ref): Move from local-alloc.c.
8206 (update_equiv_regs): Ditto. Make it static.
8207 (print_insn_chain, print_insn_chains): Move it from global.c.
8208 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8209 (build_insn_chain): Ditto. Make it static.
8210 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8211 Rename to init_live_subregs.
8212 (gate_ira): Remove flag_ira.
8214 * regclass.c: Rename reginfo.c. Change file description.
8215 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8216 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8217 (init_reg_sets_1): Remove code for evaluation of
8218 reg_class_superclasses and losing_caller_save_reg_set.
8219 (init_regs): Remove init_reg_autoinc.
8220 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8221 ok_for_base_p_nonstrict): Remove.
8222 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8223 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8224 corresponding entries.
8225 (dump_regclass, record_operand_costs, scan_one_insn,
8226 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8227 record_address_regs, auto_inc_dec_reg_p): Remove.
8228 (gt-regclass.h): Rename to gt-reginfo.h.
8230 * rtl.h (dump_global_regs, retry_global_alloc,
8231 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8233 * Makefile.in (RA_H): Remove.
8234 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8235 Rename regclass.o to reginfo.o.
8236 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8238 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8239 (GTFILES): Rename regclass.c to reginfo.c.
8241 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8242 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8244 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8245 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8247 (finish_spills): Ditto. Remove code for !flag_ira.
8249 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8252 * doc/invoke.texi (rtl debug options): Complete rewrite.
8253 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8255 * mode-switching.c (pass_mode_switching): Rename pass from
8256 "mode-sw" to "mode_sw".
8257 * except.c (pass_convert_to_eh_ranges): Rename pass from
8258 "eh-ranges" to "eh_ranges".
8259 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8263 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8264 Alexander Monakov <amonakov@ispras.ru>
8267 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8269 (move_exprs_to_boundary): Change return type and pass through
8270 should_move from move_op. Relax assert. Update usage ...
8271 (schedule_expr_on_boundary): ... here. Use should_move instead of
8273 (move_op_orig_expr_found): Indicate that insn was disconnected from
8275 (code_motion_process_successors): Do not call after_merge_succs
8276 callback if original expression was not found when traversing any of
8278 (code_motion_path_driver): Change return type. Update prototype.
8279 (move_op): Update comment. Add a new parameter (should_move). Update
8280 prototype. Set *should_move based on indication provided by
8281 move_op_orig_expr_found.
8283 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8285 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8286 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8287 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8288 * config/rs6000/rs6000.c (rs6000_override_options): Default
8289 avoid-indexed-addresses on for Power6, off for everything else.
8290 (avoiding_indexed_address_p): New function.
8291 (rs6000_legitimize_address): Use it.
8292 (rs6000_legitimate_address): Likewise.
8293 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8295 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8297 PR tree-optimization/38997
8298 * tree-loop-distribution.c (generate_memset_zero): Use
8299 POINTER_PLUS_EXPR for a pointer addition.
8301 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8303 * config/s390/s390.md (bswap<mode>2): New pattern added.
8305 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8307 * config/s390/s390.md (*tls_load_31): Added type attribute.
8309 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8311 * config/s390/s390.md: Fix a few comments.
8313 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8315 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8316 (*tm<mode>_full): Fixed z10prop attribute.
8317 (*tst<mode>_extimm): Fixed z10prop attribute.
8318 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8319 (*tstqiCCT_cconly): Fixed z10prop attribute.
8320 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8321 (*movsi_larl): Fixed z10prop attribute.
8322 (*movsi_zarch): Fixed z10prop attribute.
8323 (*movsi_eas): Fixed z10prop attribute.
8324 (*movhi): Fixed z10prop attribute.
8325 (*movqi): Fixed z10prop attribute.
8326 (*movstrictqi): Fixed z10prop attribute.
8327 (*mov<mode>): Fixed z10prop attribute.
8328 (*movcc): Fixed z10prop attribute.
8329 (*sethighpartdi_64): Fixed z10prop attribute.
8330 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8331 (*negdi2_sign_cc): Fixed z10prop attribute.
8332 (*negdi2_sign): Fixed z10prop attribute.
8333 (*absdi2_sign_cc): Fixed z10prop attribute.
8334 (*absdi2_sign): Fixed z10prop attribute.
8335 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8336 (*negabsdi2_sign): Fixed z10prop attribute.
8337 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8338 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8339 (doloop_si64): Fixed z10prop attribute.
8340 (doloop_si31): Fixed z10prop attribute.
8341 (doloop_long): Fixed z10prop attribute.
8342 (indirect_jump): Fixed z10prop attribute.
8343 (nop): Fixed z10prop attribute.
8344 (main_base_64): Fixed z10prop attribute.
8345 (reload_base_64): Fixed z10prop attribute.
8347 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8349 PR rtl-optimization/38740
8350 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8352 * config/mips/mips.c (mips_reorg): Likewise.
8354 2009-01-28 Richard Guenther <rguenther@suse.de>
8356 PR tree-optimization/38926
8357 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8358 with the correct value id to a value.
8359 (do_regular_insertion): Use the value number of edoubleprime
8360 for the value number of the expr.
8363 2008-08-21 Richard Guenther <rguenther@suse.de>
8365 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8366 a PHI ask VN if it is already available.
8367 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8368 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8370 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8373 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8374 set to varying whenever max has TREE_OVERFLOW set, similarly
8375 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8377 2009-01-28 Richard Guenther <rguenther@suse.de>
8380 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8381 uninitialized aggregate uses in call arguments.
8383 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8385 PR tree-optimization/38984
8386 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8387 the nothing_id variable if -fno-delete-null-pointer-checks.
8389 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8392 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8393 (set_got_offset_rex64): Ditto.
8395 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8398 * doc/extend.texi: Improve local variable with asm reg.
8400 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8402 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8403 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8404 was not supplied then set warn_packed_bitfield_compat to the
8406 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8409 2009-01-27 Richard Guenther <rguenther@suse.de>
8411 PR tree-optimization/38503
8412 * cfgexpand.c (expand_gimple_basic_block): Ignore
8413 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8414 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8415 variables that cannot have TBAA applied.
8416 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8419 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8422 * calls.c (initialize_argument_information): Do not wrap complex
8423 arguments in SAVE_EXPR.
8425 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8427 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8428 (INSTALL_LIBGCC): Revert typo commit.
8430 2009-01-26 Richard Guenther <rguenther@suse.de>
8432 PR tree-optimization/38745
8433 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8434 from special handling.
8436 2009-01-26 Richard Guenther <rguenther@suse.de>
8438 PR tree-optimization/38745
8439 * tree-ssa.c (execute_update_addresses_taken): Do not include
8440 variables that cannot possibly be a register in not_reg_needs.
8441 Do not clear TREE_ADDRESSABLE on vars that may not become
8443 * tree-ssa.c (update_alias_info_1): Include those in the set
8444 of addressable vars.
8446 2009-01-26 Richard Guenther <rguenther@suse.de>
8449 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8450 * tree-ssa-dse.c: Include langhooks.h
8451 (execute_simple_dse): Remove stores with zero size.
8453 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8456 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8459 2009-01-24 Julian Brown <julian@codesourcery.com>
8461 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8462 config/arm/linux-atomic.c.
8463 * config/arm/linux-atomic.c: New.
8465 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8467 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8468 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8469 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8471 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8474 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8477 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8479 PR tree-optimization/38953
8480 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8481 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8482 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8483 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8486 2009-01-24 Paul Brook <paul@codesourcery.com>
8488 * config/arm/neon.md (neon_type): Move to arm.md.
8489 (neon_mov<VSTRUCT>): Add neon_type attribute.
8490 * config/arm/arm.md (neon_type): Move to here.
8491 (conds): Add "unconditioal" and use as default for NEON insns.
8493 2009-01-24 Ben Elliston <bje@au.ibm.com>
8495 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8496 void *' warning from -Wc++-compat.
8497 * Makefile.in (dominance.o-warn): Remove.
8499 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8501 PR tree-optimization/38932
8502 * fold-const.c (fold_unary_ignore_overflow): New.
8503 * tree.h (fold_unary_ignore_overflow): Declare.
8504 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8505 * tree-ssa-sccvn.c (visit_reference_op_load,
8506 simplify_unary_expression): Likewise.
8508 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8510 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8511 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8512 regardless of their type.
8513 * c-common.c (handle_packed_attribute): Don't ignore packed on
8515 * c.opt (Wpacked-bitfield-compat): New warning option.
8516 * stor-layout.c (place_field): Warn if offset of a field changed.
8517 * doc/extend.texi (packed): Mention the ABI change.
8518 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8519 (Warning Options): Add it to the list.
8521 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8523 * c-opts.c (c_common_post_options): Fix a typo in comments.
8525 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8528 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8529 variables to static.
8530 * doc/invoke.texi (-fmerge-all-constants): Update description.
8532 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8535 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8536 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8538 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8540 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8542 (LOCAL_ALIGNMENT): Similarly.
8544 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8545 Joseph Myers <joseph@codesourcery.com>
8547 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8548 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8549 * config/arm/arm-tune.md: Regenerate.
8550 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8553 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8555 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8556 version number to five.
8558 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8561 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8562 * c-common.c (set_underlying_type): Likewise.
8563 (is_typedef_decl ): Likewise
8565 (set_underlying_type): Likewise.
8566 (is_typedef_type): Likewise.
8568 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8571 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8574 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8577 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8578 (LIBGCC_SPEC): Don't define.
8579 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8581 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8583 PR rtl-optimization/38879
8584 * alias.c (base_alias_check): Unaligned access via AND address can
8585 alias all surrounding object types except those with sizes equal
8586 or wider than the size of unaligned access.
8588 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8591 * c-decl.c (clone_underlying_type): Move this ...
8592 * c-common.c (set_underlying_type): ... here.
8593 Also, make sure the function properly sets TYPE_STUB_DECL() on
8594 the newly created typedef variant type.
8595 (is_typedef_decl ): New entry point.
8596 * tree.h: Added a new member member_types_needing_access_check to
8597 struct tree_decl_non_common.
8598 (set_underlying_type): New entry point.
8599 (is_typedef_type): Likewise.
8601 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8603 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8604 Check whether two instructions have memory references that
8605 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8606 are helper functions for traversing.
8607 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8608 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8609 not to draw dependency edge for instructions with non-conflicting
8612 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8615 * longlong.h: Update copyright years. Use soft-fp license notice.
8616 Sync __clz_tab declaration with glibc.
8618 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8621 * doc/extend.texi (syscall_linkage): New.
8622 (version_id): Modify.
8624 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8625 Richard Guenther <rguenther@suse.de>
8627 PR tree-optimization/38747
8628 PR tree-optimization/38748
8629 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8630 conversion if the base address is an indirect reference and the
8631 aliasing sets could cause issues.
8633 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8635 * common.opt (fgraphite, fgraphite-identity): Add comment for
8636 explaining why these options are not documented.
8638 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8640 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8641 gimple_call_lhs is NULL.
8643 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8646 * emit-rtl.c (adjust_address_1): Make sure memref is never
8649 2009-01-20 Ben Elliston <bje@au.ibm.com>
8651 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8652 const qualifier from arg parameter. Remove unnecessary cast to char *.
8653 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8654 const qualifier from arg 2.
8656 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8658 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8660 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8663 * rtl.h (reinit_regs): New prototype.
8664 * regclass.c: Include ira.h.
8666 * Makefile.in (regclass.o): Add ira.h.
8667 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8669 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8672 * c-common.c (handle_aligned_attribute): Use
8673 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8674 default alignment value.
8676 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8678 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8679 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8681 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8682 __BIGGEST_ALIGNMENT__.
8684 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8686 2009-01-18 Richard Guenther <rguenther@suse.de>
8688 PR tree-optimization/38819
8689 * tree-flow.h (operation_could_trap_helper_p): Declare.
8690 * tree-eh.c (operation_could_trap_helper_p): Export.
8691 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8692 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8693 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8694 are about to insert a possibly trapping instruction and fail
8697 2009-01-18 Andreas Schwab <schwab@suse.de>
8699 * doc/install.texi (Configuration): Remove obsolete paragraph
8700 about use of --with-gnu-ld with --with-gnu-as.
8702 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8704 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8705 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8706 Follow spelling conventions.
8708 2009-01-18 Ben Elliston <bje@au.ibm.com>
8710 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8711 C++ warning about implicit conversion from void * to struct
8713 (bitmap_obstack_free): Likewise for bitmap_element *.
8714 * Makefile.in (bitmap.o-warn): Remove.
8716 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8718 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8720 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8721 Tobias Grosser <tobi.grosser@amd.com>
8723 * graphite.c (graphite_trans_scop_block): Do not block single
8726 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8728 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8729 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8730 test with assertion.
8732 2009-01-16 Richard Guenther <rguenther@suse.de>
8734 PR tree-optimization/38835
8736 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8737 and INT + PTR -> (INT)(PTR p+ INT) folding.
8738 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8740 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8743 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8744 the subreg from a lowpart subreg if it is also casting the value.
8746 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8747 Tobias Grosser <tobi.grosser@amd.com>
8749 * graphite.c (compare_prefix_loops): New.
8750 (build_scop_canonical_schedules): Rewritten.
8751 (graphite_transform_loops): Move build_scop_canonical_schedules
8752 after build_scop_iteration_domain.
8754 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8755 Tobias Grosser <tobi.grosser@amd.com>
8757 * graphite.c (add_conditions_to_domain): Add the loops to
8758 the dimension of the iteration domain. Do copy the domain
8759 only when it exists.
8760 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8761 (add_conditions_to_constraints): New.
8762 (can_generate_code_stmt, can_generate_code): Removed.
8763 (gloog): Do not call can_generate_code.
8764 (graphite_transform_loops): Call add_conditions_to_constraints
8765 after building the iteration domain.
8767 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8769 PR tree-optimization/38789
8770 * tree-ssa-threadedge.c
8771 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8772 __builtin_constant_p.
8774 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8776 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8777 examined before deleting them.
8779 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8781 * function.c (aggregate_value_p): Correctly extract the function
8782 type from CALL_EXPR_FN lookup.
8784 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8786 * config/picochip/picochip.c (picochip_override_options): Revert
8787 CFI asm flag disable commited previously.
8789 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8790 Tobias Grosser <tobi.grosser@amd.com>
8791 Jan Sjodin <jan.sjodin@amd.com>
8793 * graphite.c (scan_tree_for_params): On substractions negate
8794 all the coefficients of the term.
8795 (clast_to_gcc_expression_red): New. Handle reduction expressions
8796 of more than two operands.
8797 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8798 (get_vdef_before_scop): Handle also the case of default definitions.
8800 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8802 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8803 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8804 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8806 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8807 Joey Ye <joey.ye@intel.com>
8810 * cfgexpand.c (expand_stack_alignment): Don't update stack
8811 boundary nor check incoming stack boundary here.
8812 (gimple_expand_cfg): Update stack boundary and check incoming
8813 stack boundary here.
8815 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8817 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8819 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8821 PR rtl-optimization/38245
8822 * calls.c (expand_call): Add stack arguments to
8823 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8824 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8825 in regs and partially in memory or BLKmode arguments.
8826 (emit_library_call_value_1): Add stack arguments to
8827 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8828 ACCUMULATE_OUTGOING_ARGS).
8829 * dce.c: Include tm_p.h.
8830 (find_call_stack_args): New function.
8831 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8833 (mark_insn): Call find_call_stack_args for CALL_Ps.
8834 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8835 forwards. Allocate and free arg_stores bitmap if needed, pass it
8836 down to deletable_insn_p, don't mark stores set in arg_stores
8837 bitmap, clear the bitmap at the beginning of each bb.
8838 * Makefile.in (dce.o): Depend on $(TM_P_H).
8840 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8843 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8844 to make sure the insn is a conditional test (bug 22599). Reformat a
8847 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8850 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8851 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8852 (gloog): Do not call cleanup_tree_cfg.
8853 (graphite_transform_loops): Call cleanup_tree_cfg after all
8854 scops have been code generated.
8856 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8857 * doc/gty.texi (Invoking the garbage collector): Added new node
8858 and section documenting ggc_collect.
8860 2009-01-14 Richard Guenther <rguenther@suse.de>
8862 PR tree-optimization/38826
8864 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8865 initialization notes only if we actually emitted a warning.
8866 (intra_create_variable_infos): Add constraints for a result decl
8867 that is passed by hidden reference.
8868 (build_pred_graph): Mark all related variables non-direct on
8871 2009-01-14 Nick Clifton <nickc@redhat.com>
8873 * ira-conflicts.c: Include addresses.h for the definition of
8875 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8876 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8878 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8881 * Makefile.in (ira-lives.o): Add except.h.
8883 * ira-lives.c: Include except.h.
8884 (process_bb_node_lives): Process can_throw_internal.
8886 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8888 PR rtl-optimization/38774
8889 * combine.c (simplify_set): When undoing cc_use change, don't do
8890 PUT_CODE on the newly created comparison, but instead put back the
8893 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8895 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8896 values. Remove duplicate arm8 entry.
8898 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8900 PR tree-optimization/38786
8901 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8902 the SSA_NAME case of expand_scalar_variables_expr.
8903 Set the type of an expression to the type of its assign statement.
8904 (expand_scalar_variables_expr): Also gather the scalar computation
8905 used to index the memory access. Do not pass loop_p.
8906 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8907 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8908 the gimple_stmt_iterator where it inserts new code.
8910 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8911 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8913 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8915 * graphite.h (debug_value): Removed.
8916 * graphite.c (debug_value): Removed.
8918 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8920 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8921 ldrd/strd with two 32-bit instructions.
8923 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8925 * config/arm/arm.c (struct processors): Pass for speed down into
8926 cost helper functions.
8927 (const_ok_for_op): Handle COMPARE and inequality nodes.
8928 (arm_rtx_costs_1): Rewrite.
8929 (arm_size_rtx_costs): Update prototype.
8930 (arm_rtx_costs): Pass speed down to helper functions.
8931 (arm_slowmul_rtx_costs): Rework cost calculations.
8932 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8933 (arm_9e_rtx_costs): Likewise.
8935 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8937 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8938 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8939 (alpha_legitimize_address): Do not split local symbols wider than
8940 UNITS_PER_WORD into HIGH/LO_SUM parts.
8942 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8945 * gcc.c (process_command): Replace call to execvp with calls
8946 to pex_one and exit.
8948 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8951 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8952 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8953 variant for devices with 3-byte PC.
8954 (__tablejump_elpm__): New.
8956 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8959 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8960 offsetof member-designator, handle it as `[0].'.
8962 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8964 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8965 function when not using named sections on targets with named sections
8966 if branch distance is less than 262132.
8968 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8970 * combine.c (combine_instructions): Recompute
8971 optimize_this_for_speed_p for each BB in the main combine loop.
8973 2009-01-12 Tomas Bily <tbily@suse.cz>
8976 * tree-loop-distribution.c (prop_phis): New function.
8977 (generate_builtin): Call prop_phis.
8978 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8980 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8982 PR tree-optimization/38807
8983 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8984 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8986 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8988 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8989 subreg of op0 to the original op0.
8991 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8993 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8995 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8998 * mips-tfile.c (parse_def): Fix parsing of def strings
8999 starting with digits.
9001 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9004 * config/arm/arm.c (arm_is_long_call_p): Don't call
9005 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9007 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9009 * regrename.c (regrename_optimize): Fix dumping.
9010 (find_oldest_value_reg): Preserve REG_POINTER.
9011 (copy_hardreg_forward_1): Likewise.
9013 2009-01-09 Diego Novillo <dnovillo@google.com>
9015 * gimple.h (struct gimple_statement_base) <uid>: Document
9016 the restrictions on its use.
9018 (gimple_set_uid): Tidy.
9020 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9022 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9023 zero guard even if align_bytes != 0 and count is smaller than
9026 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9028 PR rtl-optimization/38495
9029 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9030 (add_range_and_copies_from_move_list): Print all added ranges.
9031 Add ranges to memory optimized destination.
9033 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9037 * config/i386/i386.c (override_options): Reject
9038 -mstringop-strategy=rep_8byte with -m32.
9039 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9040 to 1. Do count comparison against epilogue_size_needed at compile
9041 time even when count_exp was constant forced into register. For
9042 size_needed don't jump to epilogue, instead just avoid aligning
9043 and invoke the body algorithm. If need_zero_guard, add zero guard
9044 even if count is non-zero, but smaller than size_needed + number of
9045 bytes that could be stored for alignment.
9046 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9047 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9048 but smaller than size_needed + number of bytes that could be stored
9049 for alignment. Compare size_needed with epilogue_size_needed instead
9050 of desired_align - align, don't adjust size_needed, pass
9051 epilogue_size_needed to the epilogue expanders.
9054 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9056 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9058 * pa.c (last_address): Change to unsigned.
9059 (update_total_code_bytes): Change argument to unsigned. Don't
9060 check if insn addresses are set.
9061 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9062 addresses are not set.
9063 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9065 2009-01-09 Nick Clifton <nickc@redhat.com>
9067 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9068 DECL_DECLARED_INLINE_P.
9070 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9073 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9074 GET_MODE (op0) in operand_subword_force calls.
9077 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9078 fold_convert arg0 operands to TREE_TYPE (op0) first.
9080 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9082 * params.def (ira-max-conflict-table-size): Decrease default value
9085 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9087 PR tree-optimization/37031
9088 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9090 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9091 allocate it using gc instead of heap, use VEC_quick_push instead of
9093 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9094 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9095 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9096 allocated vector from heap allocated.
9097 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9098 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9099 vector only after perfect_loop_nest_depth call.
9101 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9102 Jan Sjodin <jan.sjodin@amd.com>
9104 PR tree-optimization/38559
9105 * graphite.c (debug_value, copy_constraint,
9106 swap_constraint_variables, scale_constraint_variable, ): New.
9107 (get_lower_bound, get_upper_bound): Removed.
9108 (graphite_trans_bb_strip_mine): Clean up this code that works
9109 only for constant number of iterations. Fully copy upper and
9110 lower bound constraints, not only the constant part of them.
9111 * graphite.h (debug_value): Declared.
9113 2009-01-08 Ira Rosen <irar@il.ibm.com>
9115 PR tree-optimization/37194
9116 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9117 Don't add the cost of cost model guard in prologue to scalar
9118 outside cost in case of known number of iterations.
9120 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9121 Alan Modra <amodra@bigpond.net.au>
9123 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9124 non-word-aligned REG+CONST addressing.
9126 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9129 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9130 free_after_compilation when outputting a thunk.
9131 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9132 Do not call free_after_compilation here.
9134 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9136 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9137 (ix86_valid_target_attribute_inner_p): Ditto.
9139 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9141 PR tree-optimization/38492
9142 PR tree-optimization/38498
9143 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9144 * tree-chrec.h (scev_is_linear_expression): Declared.
9145 * graphite.c (graphite_cannot_represent_loop_niter): New.
9146 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9147 (graphite_loop_normal_form): Use gcc_assert.
9148 (scan_tree_for_params): Use CASE_CONVERT.
9149 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9150 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9151 Use gcc_assert. Discard scops that contain unhandled cases.
9152 (build_scop_conditions): Return a boolean status for unhandled cases.
9153 (strip_mine_profitable_p): Print the loop number, not its depth.
9154 (is_interchange_valid): Pass the depth of the loop nest, don't
9155 recompute it wrongly.
9156 (graphite_trans_bb_block): Same.
9157 (graphite_trans_bb_block): Print tentative of loop blocking.
9158 (graphite_trans_scop_block): Do not print that the loop has been
9160 (graphite_transform_loops): Do not handle scops that contain condition
9163 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9165 AVX Programming Reference (December, 2008)
9166 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9167 (_mm256_stream_pd): Likewise.
9168 (_mm256_stream_ps): Likewise.
9170 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9171 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9172 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9173 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9174 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9175 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9176 (ix86_expand_special_args_builtin): Likewise.
9178 * config/i386/sse.md (AVXMODEDI): New.
9179 (avx_movnt<mode>): Likewise.
9180 (avx_movnt<mode>): Likewise.
9181 (<sse>_movnt<mode>): Remove AVX support.
9182 (sse2_movntv2di): Likewise.
9184 2009-01-07 Richard Guenther <rguenther@suse.de>
9187 * fold-const.c (extract_muldiv): Remove obsolete comment.
9188 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9189 to PLUS_EXPR canonicalization for the canonicalization.
9191 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9193 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9194 hosted cross-compilers generating less efficient code.
9196 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9198 * function.h (rtl_data): Add a dbr_scheduled_p field.
9199 * reorg.c (dbr_schedule): Set it.
9200 (gate_handle_delay_slots): Check it.
9201 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9202 (mips_reorg): Check flag_delayed_branch instead of
9203 mips_base_delayed_branch.
9204 (mips_override_options): Don't set mips_base_delayed_branch
9205 or flag_delayed_branch.
9207 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9209 PR rtl-optimization/38426.
9210 * ira.c (ira): Set current_function_is_leaf earlier.
9212 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9214 PR rtl-optimization/38722
9215 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9216 too early, only set a flag and modify after last possible
9219 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9222 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9223 * real.c (decimal_single_format): Correct values of emin and emax.
9224 (decimal_double_format): Ditto.
9225 (decimal_quad_format): Ditto.
9226 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9227 computation of DECnn_MIN and DECnn_MAX for corrected values of
9228 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9229 __DECnn_MIN__, and adjust its computation for the corrected value
9232 2009-01-06 Jan Hubicka <jh@suse.cz>
9235 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9237 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9239 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9240 Add Robert Clark to the list of testers.
9242 2009-01-06 Jan Hubicka <jh@suse.cz>
9243 Kai Tietz <kai.tietz@onevision.com>
9245 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9246 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9248 2009-01-06 Jan Hubicka <jh@suse.cz>
9249 Kai Tietz <kai.tietz@onevision.com>
9251 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9253 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9254 (ix86_nsaved_regs): Count only general purpose regs.
9255 (ix86_nsaved_sseregs): New.
9256 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9257 to 16 for w64; compute padding and size of sse reg save area.
9258 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9259 general purpose regs.
9260 (ix86_emit_save_sse_regs_using_mov): New.
9261 (ix86_expand_prologue): Save SSE regs if needed.
9262 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9263 (ix86_emit_restore_sse_regs_using_mov): New.
9264 (ix86_expand_epilogue): Save SSE regs if needed.
9266 2009-01-06 Jan Hubicka <jh@suse.cz>
9267 Kai Tietz <kai.tietz@onevision.com>
9269 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9270 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9271 functions when accumulate outgoing args is off.
9273 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9276 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9277 before using pseudos_have_intersected_live_ranges_p.
9279 * ira-int.h (ira_assert): Always define.
9281 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9283 AVX Programming Reference (December, 2008)
9284 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9285 (_mm256_permute2_pd): Likewise.
9286 (_mm_permute2_ps): Likewise.
9287 (_mm256_permute2_ps): Likewise.
9288 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9289 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9291 * config/i386/i386.c (ix86_builtins): Remove
9292 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9293 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9294 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9295 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9296 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9297 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9298 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9299 __builtin_ia32_vpermil2ps256.
9300 (ix86_init_mmx_sse_builtins): Updated.
9301 (ix86_expand_args_builtin): Likewise.
9303 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9305 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9306 long absolute calls when generating PA 2.0 code.
9308 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9310 PR rtl-optimization/38583
9311 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9313 * params.def (ira-max-conflict-table-size): New.
9315 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9317 * ira.h (ira_conflicts_p): New external definition.
9319 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9320 table. Report this. Return result of building.
9321 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9322 building conflict table.
9324 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9325 (ira_color): Use ira_conflicts_p.
9327 * global.c: Include ira.h.
9328 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9331 * Makefile.in (global.o): Add ira.h.
9333 * ira-build.c (mark_all_loops_for_removal,
9334 propagate_some_info_from_allocno): New.
9335 (remove_unnecessary_allocnos): Call
9336 propagate_some_info_from_allocno.
9337 (remove_low_level_allocnos): New.
9338 (remove_unnecessary_regions): Add parameter. Call
9339 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9340 parameter to remove_unnecessary_regions.
9341 (ira_build): Remove all regions but root if the conflict table was
9342 not built. Update conflict hard regs for allocnos crossing calls.
9344 * ira.c (ira_conflicts_p): New global.
9345 (ira): Define and use ira_conflicts_p.
9347 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9348 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9349 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9351 2009-01-06 Ben Elliston <bje@au.ibm.com>
9353 * gengtype-lex.l (YY_NO_INPUT): Define.
9355 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9358 * c-common.c (handle_vector_size_attribute): Also reject
9361 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9363 PR tree-optimization/38492
9364 * graphite.c (rename_map_elt, debug_rename_elt,
9365 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9366 rename_map_elt_info, eq_rename_map_elts,
9367 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9368 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9369 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9370 (sese_build_livein_liveouts): New.
9371 (new_sese, free_sese): New.
9372 (new_scop): Call new_sese.
9373 (free_scop): Call free_sese.
9374 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9375 (register_old_new_names): Renamed register_old_and_new_names.
9376 (register_scop_liveout_renames, add_loop_exit_phis,
9377 insert_loop_close_phis, struct igp,
9378 default_liveout_before_guard, add_guard_exit_phis,
9379 insert_guard_phis, copy_renames): New.
9380 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9381 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9382 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9383 (scop_adjust_phis_for_liveouts): New.
9384 (gloog): Call scop_adjust_phis_for_liveouts.
9386 * graphite.h (struct sese): Documented. Added fields liveout,
9388 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9389 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9390 (struct scop): Added field liveout_renames.
9391 (SCOP_LIVEOUT_RENAMES): New.
9393 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9395 PR tree-optimization/38510
9396 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9397 (translate_clast): Call recompute_all_dominators before
9399 (gloog): Call recompute_all_dominators before graphite_verify.
9401 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9402 Jan Sjodin <jan.sjodin@amd.com>
9404 PR tree-optimization/38500
9405 * graphite.c (create_sese_edges): Call fix_loop_structure after
9408 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9410 * config.gcc: Add m32r*-*-rtems*.
9411 * config/m32r/rtems.h: New file.
9413 2009-01-05 Ben Elliston <bje@au.ibm.com>
9415 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9416 (.po.pox): Likewise.
9417 (po/gcc.pot): Likewise.
9419 2009-01-04 David S. Miller <davem@davemloft.net>
9421 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9422 (STARTING_FRAME_OFFSET): Always set to zero.
9424 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9426 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9427 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9428 fixed-point types, and vectors of the same.
9430 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9432 * config/mips/sync.md (*mb_barrier): Rename to...
9433 (*memory_barrier): ...this.
9435 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9437 * doc/extend.texi (Function Attributes): Move @cindex after @item
9438 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9439 and put in alphabetical order. Fix 'target' name and put in order.
9440 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9443 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9445 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9446 (memory_barrier): Expand as unspec instead of unspec_volatile.
9447 Remove mem:BLK from insn operands. Use Pmode scratch register.
9448 (*memory_barrier): Define as unspec instead of unspec_volatile.
9449 Use (match_dup 0) as input operand.
9451 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9452 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9453 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9454 scratch register. Remove operand 1.
9455 (*stbar): Define as unspec instead of unspec_volatile.
9456 Use (match_dup 0) as input operand, remove (const_int 8).
9457 (*membar): Define as unspec instead of unspec_volatile.
9458 Use (match_dup 0) as input operand, remove input operand 2.
9460 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9461 (memory_barrier): Expand as unspec instead of unspec_volatile.
9462 Remove mem:BLK from insn operands. Use Pmode scratch register.
9463 (*memory_barrier): Define as unspec instead of unspec_volatile.
9464 Use (match_dup 0) as input operand.
9466 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9467 Remove mem:BLK from insn operands. Use Pmode scratch register.
9468 Set volatile flag on operand 0.
9469 (*memory_barrier): New insn pattern.
9471 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9473 (*memory_barrier): Use (match_dup 0) as input operand.
9475 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9476 Remove mem:BLK from insn operands. Use Pmode scratch register.
9477 Set volatile flag on operand 0.
9478 (*mb_internal): New insn pattern.
9480 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9482 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9485 * function.c (struct temp_slot): Move to the section of the file
9486 that deals with temp slots. Remove field 'address'.
9487 (temp_slot_address_table): New hash table of address -> temp slot.
9488 (struct temp_slot_address_entry): New struct, items for the table.
9489 (temp_slot_address_compute_hash, temp_slot_address_hash,
9490 temp_slot_address_eq, insert_temp_slot_address): Support functions
9492 (find_temp_slot_from_address): Rewrite to use the new hash table.
9493 (remove_unused_temp_slot_addresses): Remove addresses of temp
9494 slots that have been made available.
9495 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9496 worker function for remove_unused_temp_slot_addresses.
9497 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9498 Add the temp slot address to the address -> temp slot map.
9499 (update_temp_slot_address): Update via insert_temp_slot_address.
9500 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9501 (pop_temp_slots): Likewise.
9502 (init_temp_slots): Allocate the address -> temp slot map, or empty
9503 the map if it is already allocated.
9504 (prepare_function_start): Initialize temp slot processing.
9506 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9509 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9510 Calculate the size of all stack vars assuming no packing of stack
9511 vars will happen, replacing a quadratic algorithm with a linear one.
9513 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9516 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9519 2009-01-03 Diego Novillo <dnovillo@google.com>
9521 * doc/contrib.texi: Update contributions.
9523 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9526 * builtins.c (fold_builtin_memory_op): Give up if either operand
9527 is volatile. Set srctype or desttype to non-qualified version
9531 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9534 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9536 PR rtl-optimization/35805
9537 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9538 problem if fast dce is able to remove any instructions.
9539 * dce.c (dce_process_block): Fix dump message.
9541 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9544 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9546 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9549 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9550 * tree-pretty-print.c (op_code_prio): New function.
9551 (op_prio): No longer static. Use op_code_prio.
9552 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9553 Use op_prio and op_code_prio to determine if () should be
9554 printed around operand(s) or not.
9556 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9557 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9558 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9559 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9560 pp_character instead of pp_string for single letter printing.
9562 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9564 * doc/extend.texi: Fix '#pragma GCC option' typo.
9566 2009-01-02 Richard Guenther <rguenther@suse.de>
9568 * doc/install.texi (--enable-checking): Mention different
9570 (--enable-stage1-checking): Document.
9572 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9575 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9576 case to be an error.
9578 2009-01-02 Ben Elliston <bje@au.ibm.com>
9580 * config/fp-bit.h (pack_d): Constify argument.
9581 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9582 (isnan): Constify argument.
9586 (_fpadd_parts): Constify return type.
9587 (_fpmul_parts): Likewise.
9588 (_fpdiv_parts): Likewise.
9590 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9593 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9594 warn about overwriting initializer with side-effects or
9595 -Woverride-init if !IMPLICIT.
9596 (output_init_element): Likewise. Pass IMPLICIT down to
9598 (process_init_element): Add IMPLICIT argument. Pass it down
9599 to output_init_element.
9600 (push_init_element, pop_init_level, set_designator): Adjust
9601 process_init_element callers.
9602 (set_nonincremental_init, set_nonincremental_init_from_string):
9603 Adjust add_pending_init callers.
9604 (output_pending_init_elements): Adjust output_init_element callers.
9605 * c-tree.h (process_init_element): Adjust prototype.
9606 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9607 process_init_element callers.
9610 Copyright (C) 2009 Free Software Foundation, Inc.
9612 Copying and distribution of this file, with or without modification,
9613 are permitted in any medium without royalty provided the copyright
9614 notice and this notice are preserved.