1 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.md (usegp): Cast the result of
4 alpha_find_lo_sum_using_gp to enum attr_usegp.
5 * config/alpha/alpha.c (override_options): Remove end-of-structure
6 marker element from cpu_table. Use array size of cpu_table to handle
7 -mcpu and -mtune options.
8 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10 2009-04-28 Joseph Myers <joseph@codesourcery.com>
12 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
13 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
15 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
17 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
18 * config/rs6000/option-defaults.h: ... here. New file.
19 (OPT_64, OPT_32): Define.
20 (MASK_64BIT): Define to 0 if not already defined.
21 (OPT_ARCH64, OPT_ARCH32): Define.
22 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
25 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27 * config/arm/arm.c (arm_override_options): Emit error on using
30 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
32 PR rtl-optimization/39914
33 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
34 registers for allocnos created from user-defined variables only
37 2009-04-28 Richard Guenther <rguenther@suse.de>
40 * fold-const.c (fold_binary): Use distribute_real_division only
43 2009-04-28 Steve Ellcey <sje@cup.hp.com>
45 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
46 add hpux-stdint.h to tm_file.
47 (hppa[12]*-*-hpux11*): Ditto.
48 (ia64*-*-hpux*): Ditto.
49 * config/hpux-stdint.h: New.
50 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
51 __STDC_EXT__ for all compiles.
52 * config/pa/pa-hpux.h: Ditto.
53 * config/pa/pa-hpux10.h: Ditto.
54 * config/pa/pa-hpux11.h: Ditto.
56 2009-04-28 Catherine Moore <clm@codesourcery.com>
58 * debug.h (set_name): Add comment.
60 2009-04-28 Andrew Pinski <pinskia@gmail.com>
63 * config/darwin.c (machopic_gen_offset): Check
64 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
65 * config/arm/arm.c (require_pic_register): Likewise.
67 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
69 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
70 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
71 m32c_promote_prototypes): Delete.
73 2009-04-28 Michael Matz <matz@suse.de>
76 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
79 2009-04-28 Richard Guenther <rguenther@suse.de>
81 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
83 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
85 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
86 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
87 * config/arm/arm-tune.md: Regenerate.
89 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
91 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
92 block if there are complex incoming edges.
93 (sel_merge_blocks): Remove useless assert.
94 (sel_redirect_edge_and_branch): Check that edge was redirected.
95 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
96 (sel_find_rgns): Delete declaration.
97 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
98 the region when it is not a preheader.
100 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
103 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
105 2009-04-28 Richard Guenther <rguenther@suse.de>
107 * tree.h (SSA_NAME_VALUE): Remove.
108 (struct tree_ssa_name): Remove value_handle member.
109 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
110 array for jump threading.
111 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
113 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
114 * tree-flow.h (threadedge_initialize_values): Declare.
115 (threadedge_finalize_values): Likewise.
116 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
117 (SSA_NAME_VALUE): Define.
118 (threadedge_initialize_values): New function.
119 (threadedge_finalize_values): Likewise.
120 * tree-ssa-dom.c (ssa_name_values): New global variable.
121 (SSA_NAME_VALUE): Define.
122 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
124 2009-04-28 Ira Rosen <irar@il.ibm.com>
126 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
127 Use REPORT_VECTORIZED_LOCATIONS instead
128 REPORT_VECTORIZED_LOOPS.
129 * tree-vectorizer.c (vect_verbosity_level): Make static.
130 (vect_loop_location): Rename to vect_location.
131 (vect_set_verbosity_level): Update comment.
132 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
134 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
135 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
136 instead REPORT_UNVECTORIZED_LOOPS.
137 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
138 vect_loop_def to vect_external_def and vect_internal_def.
139 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
140 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
141 REPORT_UNVECTORIZED_LOCATIONS.
142 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
143 and vect_used_in_loop and to vect_unused_in_scope and
145 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
146 (vect_verbosity_level): Remove declaration.
147 (vect_analyze_operations): Likewise.
148 (vect_analyze_stmt): Declare.
149 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
150 REPORT_UNVECTORIZED_LOCATIONS.
151 (vect_get_loop_niters): Fix indentation.
152 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
153 (vect_analyze_loop_operations): New function.
154 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
155 vect_analyze_operations.
156 (vect_is_simple_reduction): Use new names.
157 (vectorizable_live_operation, vect_transform_loop): Likewise.
158 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
159 specify whether the data references can be a part of interleaving chain.
160 (vect_analyze_data_ref_dependence): Use new names.
161 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
162 (vect_create_addr_base_for_vector_ref): Remove redundant code.
163 * tree-vect-patterns.c (widened_name_p): Use new names.
164 (vect_recog_dot_prod_pattern): Likewise.
165 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
166 (process_use, vect_mark_stmts_to_be_vectorized,
167 vect_model_simple_cost, vect_model_store_cost,
168 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
169 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
170 vectorizable_operation, vectorizable_type_demotion,
171 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
172 vectorizable_condition): Likewise.
173 (vect_analyze_operations): Split into vect_analyze_loop_operations
175 (vect_analyze_stmt): ... new function.
176 (new_stmt_vec_info): Use new names.
177 (vect_is_simple_use): Use new names and fix comment.
178 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
179 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
181 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
184 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
185 and integer modes for x87 operands. Do not ICE for unsupported size,
186 generate error instead. Generate error for unsupported operand types.
187 ['z']: Do not handle HImode memory operands specially. Warning
188 for floating-point operands. Fallthru to 'Z' for unsupported operand
189 types. Do not ICE for unsupported size, generate error instead.
190 (output_387_binary_op): Use %Z to output operands.
191 (output_fp_compare): Ditto.
192 (output_387_reg_move): Ditto.
194 2009-04-28 Ben Elliston <bje@au.ibm.com>
199 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
201 * builtins.c (c_strlen): Do not warn here.
202 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
203 * c-common.c (pointer_int_sum): Take an explicit location.
204 Warn about offsets out of bounds.
205 * c-common.h (pointer_int_sum): Adjust declaration.
207 2009-04-27 Ian Lance Taylor <iant@google.com>
209 * collect2.c (is_ctor_dtor): Change type of ret field in struct
211 * dce.c (run_fast_df_dce): Change type of old_flags to int.
212 * df-core.c (df_set_flags): Change return type to int. Change
213 type of old_flags to int.
214 (df_clear_flags): Likewise.
215 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
216 (df_get_conditional_uses): Likewise.
217 * df.h (df_set_flags, df_clear_flags): Update declarations.
218 * dwarf2out.c (struct indirect_string_node): Change type of form
219 field to enum dwarf_form.
220 (AT_string_form): Change return type to enum dwarf_form.
221 * fixed-value.c (fixed_compare): Add cast to enum type.
222 * fwprop.c (update_df): Change 0 to VOIDmode.
223 * gensupport.c: Change 0 to UNKNOWN.
224 * gimple.h (gimple_cond_code): Add cast to enum type.
225 * haifa-sched.c (reemit_notes): Add cast to enum type.
226 * hooks.c (hook_int_void_no_regs): Remove function.
227 * hooks.h (hook_int_void_no_regs): Remove declaration.
228 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
229 * predict.c (combine_predictions_for_insn): Add casts to enum type.
230 * real.c (real_arithmetic): Add cast to enum type.
231 (real_compare): Likewise.
232 * target.h (struct gcc_target): Change return type of
233 branch_target_register_class to enum reg_class.
234 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
235 default_branch_target_register_class.
236 * targhooks.c (default_branch_target_register_class): New function.
237 * targhooks.h (default_branch_target_register_class): Declare.
238 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
239 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
241 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
243 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
244 vect_uninitialized_def. Change 0 to ERROR_MARK.
245 * tree-vect-stmts.c (supportable_widening_operation): Don't
246 initialize icode1 and icode2.
247 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
248 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
250 (cmn_err_flag_specs): Change 0 to STD_C89.
251 (cmn_err_char_table): Likewise.
252 * config/arm/arm.c (get_arm_condition_code): Change type of code
253 to enum arm_cond_code.
254 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
255 (IWMMXT_BUILTIN2): Likewise.
256 (neon_builtin_type_bits): Don't define typedef.
257 (neon_builtin_datum): Change type of bits field to int.
258 (arm_expand_neon_args): Add cast to enum type.
259 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
261 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
263 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
265 * config/mips/mips.md (jal_macro): Return enum constant.
266 (single_insn): Likewise.
267 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
269 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
271 * config/s390/s390.c (s390_tune_flags): Change type to int.
272 (s390_arch_flags): Likewise.
273 (s390_handle_arch_option): Change flags field of struct pta to int.
274 * config/s390/s390.h (s390_tune_flags): Update declaration.
275 (s390_arch_flags): Likewise.
276 * config/sh/sh.c (prepare_move_operands): Compare
277 tls_symbolic_operand result with enum constant.
278 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
279 (sh_expand_prologue): Add cast to enum type.
280 (sh_expand_epilogue): Likewise.
281 (tls_symbolic_operand): Change return type to enum tls_model.
282 (fpscr_set_from_mem): Add cast to enum type.
283 (legitimize_pic_address): Compare tls_symbolic_operand result with
285 (sh_target_reg_class): Change return type to enum reg_class.
286 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
288 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
289 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
290 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
291 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
292 (delayed_branch, tls_call_delay): Likewise.
293 (eligible_for_sibcall_delay): Likewise.
294 (eligible_for_return_delay): Likewise.
295 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
296 (spu_expand_builtin_1): Likewise.
298 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
299 for all types of conversions.
300 (output_init_element): Issue -Wc++-compat warning if needed when
301 initializing a bitfield with enum type.
302 * c-parser.c (c_parser_expression): Set original_type to
303 original_type of right hand operand of comman operator.
305 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
307 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
309 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
310 * doc/cpp.texi (Standard Predefined Macros)
311 (Implementation-defined behavior): Likewise.
312 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
313 * doc/gimple.texi (GIMPLE Exception Handling)
314 (@code{GIMPLE_ASSIGN}): Likewise.
315 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
316 * doc/invoke.texi (Warning Options, Optimize Options)
317 (AVR Options, Darwin Options): Likewise.
318 (Optimize Options): Reformulate -fwhole-program description.
319 * doc/loop.texi (Lambda): Likewise.
320 * doc/md.texi (Output Template, Define Constraints)
321 (Standard Names, Insn Splitting): Likewise.
322 * doc/options.texi (Option properties): Likewise.
323 * doc/passes.texi (Tree-SSA passes): Likewise.
324 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
325 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
326 (File Names and DBX): Likewise.
327 * doc/trouble.texi (Incompatibilities): Likewise.
329 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
331 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
332 instruction is correct.
334 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
336 Allow non-constant arguments to conversion intrinsics.
337 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
338 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
339 * spu.c (print_operand): Handle 'v' and 'w'.
340 (exp2_immediate_p, spu_gen_exp2): Define.
341 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
342 spu_convtf_1): Update parameter descriptions.
343 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
344 * constraints.md ('v', 'w'): New.
345 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
347 (i2f, I2F): New define_mode_attr.
348 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
349 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
350 fixuns_truncv4sfv4si2): Update to use mode attribute.
351 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
352 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
353 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
354 patterns for combine.
356 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
358 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
359 (cprop, hoist, pre, store_motion): New debug counters.
360 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
361 is not an RTL pass anymore.
362 (pass_profiling): Remove extern decl for pass removed in 2005.
363 (pass_gcse, pass_jump_bypass): Remove.
364 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
365 to 0 for clean state.
366 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
367 * cse.c (gate_handle_cse_after_global_opts,
368 rest_of_handle_cse_after_global_opts): New functions.
369 (pass_cse_after_global_opts): New pass, does local CSE.
370 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
371 (TV_CPROP): New timevar.
372 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
373 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
374 (gcse_main, recompute_all_luids): Remove.
375 (compute_hash_table_work): Call max_reg_num instead of reading
377 (cprop_jump): Don't set run_jump_opt_after_gcse.
378 (constprop_register): Always allow to alter jumps.
379 (cprop_insn): Likewise.
380 (do_local_cprop): Likewise.
381 (local_cprop_pass): Likewise. Return non-zero if something changed.
382 (cprop): Remove function, fold interesting bits into one_cprop_pass.
383 (find_implicit_sets): Add note about missed optimization opportunity.
384 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
385 pass_rtl_cprop execute function.
386 Don't bother tracking the pass number, each pass gets its own dumpfile
388 Always allow to alter jumpsand bypass jumps.
389 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
390 will just find no suitable set.
391 (pre_edge_insert): Fix dumping, this function is for PRE only.
392 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
393 pass_rtl_pre execute function.
394 (hoist_code): Return non-zero if something changed. Keep track of
395 substitutions and insertions for statistics gathering similar to PRE.
396 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
397 called from the pass_rtl_hoist execute function. Show pass statistics.
398 (compute_store_table): Use max_reg_num directly instead of using the
399 formerly global max_gcse_regno.
400 (build_store_vectors): Likewise.
401 (replace_store_insn): Fix dumping.
402 (store_motion): Rename to ...
403 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
404 pass, called from the pass_rtl_store_motion execute function. Keep
405 track of substitutions and insertions for statistics gathering similar
407 (bypass_jumps): Remove, fold interesting bits into ...
408 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
409 from the pass_rtl_cprop execute function.
410 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
411 pass_jump_bypass): Remove.
412 (gate_handle_gcse, rest_of_handle_gcse): Remove.
413 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
414 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
415 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
416 (gate_rtl_store_motion, execute_rtl_store_motion,
417 pass_rtl_store_motion): New.
418 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
419 make it clear that -fcse-skip-blocks is a no-op for backward compat.
420 * passes.c (init_optimization_passes): Remove pass_gcse and
421 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
422 and cse_after_global_opts in place of pass_gcse. Schedule cprop
423 instead of pass_jump_bypass.
425 2009-04-27 Richard Guenther <rguenther@suse.de>
428 * gimplify.c (gimplify_expr): If we are required to create
429 a temporary make sure it ends up as register.
431 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
434 * config/i386/i386.c (construct_container): Don't call
435 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
436 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
438 2009-04-27 Michael Matz <matz@suse.de>
440 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
441 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
442 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
443 (dump_replaceable_exprs): Take a bitmap.
444 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
446 (expand_gimple_basic_block): Likewise.
447 * tree-ssa-ter.c (struct temp_expr_table_d): Make
448 replaceable_expressions member a bitmap.
449 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
450 (mark_replaceable): Likewise.
451 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
452 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
454 2009-04-27 Richard Guenther <rguenther@suse.de>
456 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
457 (verify_stmts): Dispatch to gimple/type verification code.
458 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
459 issue with call argument types.
461 2009-04-27 Michael Matz <matz@suse.de>
463 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
464 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
467 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
468 Eric Botcazou <ebotcazou@adacore.com>
470 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
471 a label's basic block.
472 (mark_target_live_regs): Tidy and rework obsolete comments.
473 Change back DF problem to LIVE. If a label starts a basic block,
474 assume that all registers that used to be live then still are.
475 (init_resource_info): If a label starts a basic block, set its
476 BLOCK_FOR_INSN accordingly.
477 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
479 2009-04-27 Richard Guenther <rguenther@suse.de>
481 * tree-flow-inline.h (function_ann): Remove.
482 (get_function_ann): Likewise.
483 * tree-dfa.c (create_function_ann): Remove.
484 * tree-flow.h (struct static_var_ann_d): Remove.
485 (struct function_ann_d): Likewise.
486 (union tree_ann_d): Remove fdecl member.
487 (function_ann_t): Remove.
488 (function_ann, get_function_ann, create_function_ann): Remove
491 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
493 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
495 2009-04-27 Jan Hubicka <jh@suse.cz>
497 * ipa-pure-const.c (struct funct_state_d): New fields
498 state_previously_known, looping_previously_known; remove
500 (analyze_function): Use new fields.
501 (propagate): Avoid assumption that state_set_in_source imply
504 * tree-ssa-loop-niter.c (finite_loop_p): New function.
505 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
506 * cfgloop.h (finite_loop_p): Declare.
508 2009-04-26 Michael Matz <matz@suse.de>
510 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
512 2009-04-26 Michael Matz <matz@suse.de>
514 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
515 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
516 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
517 pass_mark_used_blocks): Remove.
518 * tree-optimize.c (pass_free_datastructures,
519 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
520 * passes.c (init_optimization_passes): Don't call
521 pass_mark_used_blocks, remove dead code.
523 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
525 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
526 * tree-ssa-live.h (register_ssa_partition): Likewise.
528 2009-04-26 Michael Matz <matz@suse.de>
531 * builtins.c (fold_builtin_next_arg): Handle SSA names.
532 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
533 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
535 (compare_pairs): Swap cost comparison.
536 (coalesce_ssa_name): Don't use change_partition_var.
537 * tree-nrv.c (struct nrv_data): Add modified member.
538 (finalize_nrv_r): Set it.
539 (tree_nrv): Use it to update statements.
540 (pass_nrv): Require PROP_ssa.
541 * tree-mudflap.c (mf_decl_cache_locals,
542 mf_build_check_statement_for): Use make_rename_temp.
543 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
544 * alias.c (find_base_decl): Handle SSA names.
545 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
546 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
547 * rtl.h (set_reg_attrs_for_parm): Declare.
548 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
549 to "optimized", remove unused locals at finish.
550 (execute_free_datastructures): Make global, call
551 delete_tree_cfg_annotations.
552 (execute_free_cfg_annotations): Don't call
553 delete_tree_cfg_annotations.
555 * ssaexpand.h: New file.
556 * expr.c (toplevel): Include ssaexpand.h.
557 (expand_assignment): Handle SSA names the same as register variables.
558 (expand_expr_real_1): Expand SSA names.
559 * cfgexpand.c (toplevel): Include ssaexpand.h.
560 (SA): New global variable.
561 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
563 (set_rtl): New helper function.
564 (add_stack_var): Deal with SSA names, use set_rtl.
565 (expand_one_stack_var_at): Likewise.
566 (expand_one_stack_var): Deal with SSA names.
567 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
568 before unique numbers.
569 (expand_stack_vars): Use set_rtl.
570 (expand_one_var): Accept SSA names, add asserts for them, feed them
571 to above subroutines.
572 (expand_used_vars): Expand all partitions (without default defs),
573 then only the local decls (ignoring those expanded already).
574 (expand_gimple_cond): Remove edges when jumpif() expands an
576 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
577 or remove abnormal edges. Ignore insns setting the LHS of a TERed
579 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
580 members of SA; deal with PARM_DECL partitions here; expand
581 all PHI nodes, free tree datastructures and SA. Commit instructions
582 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
583 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
584 info and statements at start, collect garbage at finish.
585 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
586 (VAR_ANN_PARTITION) Remove.
587 (change_partition_var): Don't declare.
588 (partition_to_var): Always return SSA names.
589 (var_to_partition): Only accept SSA names.
590 (register_ssa_partition): Only check argument.
591 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
593 (delete_var_map): Don't free it.
594 (var_union): Only accept SSA names, simplify.
595 (partition_view_init): Mark only useful SSA names as used.
596 (partition_view_fini): Only deal with SSA names.
597 (change_partition_var): Remove.
598 (dump_var_map): Use ssa_name instead of partition_to_var member.
599 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
601 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
602 (struct _elim_graph): New member const_dests; nodes member vector of
604 (set_location_for_edge): New static helper.
605 (create_temp): Remove.
606 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
607 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
608 (new_elim_graph): Allocate const_dests member.
609 (clean_elim_graph): Truncate const_dests member.
610 (delete_elim_graph): Free const_dests member.
611 (elim_graph_size): Adapt to new type of nodes member.
612 (elim_graph_add_node): Likewise.
613 (eliminate_name): Likewise.
614 (eliminate_build): Don't take basic block argument, deal only with
615 partition numbers, not variables.
616 (get_temp_reg): New static helper.
617 (elim_create): Use it, deal with RTL temporaries instead of trees.
618 (eliminate_phi): Adjust all calls to new signature.
619 (assign_vars, replace_use_variable, replace_def_variable): Remove.
620 (rewrite_trees): Only do checking.
621 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
622 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
623 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
624 contains_tree_r, MAX_STMTS_IN_LATCH,
625 process_single_block_loop_latch, analyze_edges_for_bb,
626 perform_edge_inserts): Remove.
627 (expand_phi_nodes): New global function.
628 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
629 functions, initialize new parameter, remember partitions having a
631 (finish_out_of_ssa): New global function.
632 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
633 don't reset in_ssa_p here, don't disable TER when mudflap.
634 (pass_del_ssa): Remove.
635 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
637 (execute_free_datastructures): Declare.
638 * Makefile.in (SSAEXPAND_H): New variable.
639 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
640 * basic-block.h (commit_one_edge_insertion): Declare.
641 * passes.c (init_optimization_passes): Move pass_nrv and
642 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
643 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
644 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
645 (redirect_branch_edge): Deal with super block when expanding, split
646 out jump patching itself into ...
647 (patch_jump_insn): ... here, new static helper.
649 2009-04-26 Michael Matz <matz@suse.de>
651 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
652 beyond num_ssa_names.
653 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
654 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
656 2009-04-26 Jakub Jelinek <jakub@redhat.com>
659 * fwprop.c (forward_propagate_asm): New function.
660 (forward_propagate_and_simplify): Propagate also into __asm, if it
661 doesn't increase the number of referenced registers.
664 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
666 2009-04-26 Jakub Jelinek <jakub@redhat.com>
668 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
669 note_nonlocal_vla_type for nonlocal VLAs.
670 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
671 contains_remapped_vars, remap_vla_decls): New functions.
672 (convert_nonlocal_reference_stmt): If not optimizing, call
673 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
674 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
675 if it wasn't found in var_map.
676 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
677 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
678 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
680 * gimplify.c (nonlocal_vlas): New variable.
681 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
683 (gimplify_body): Create and destroy nonlocal_vlas.
685 * dwarf2out.c (loc_descr_plus_const): New function.
686 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
687 mem_loc_descriptor, loc_descriptor_from_tree_1,
688 descr_info_loc, gen_variable_die): Use it.
690 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
691 !TREE_STATIC VAR_DECLs.
692 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
693 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
694 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
695 DECL_BY_REFERENCE is valid.
696 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
697 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
698 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
699 Copy DECL_BY_REFERENCE.
700 (struct nesting_copy_body_data): New type.
701 (nesting_copy_decl): New function.
702 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
703 if they have variable length.
705 2009-04-26 Michael Matz <matz@suse.de>
707 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
708 mark new temporaries for renaming.
710 2009-04-26 Joseph Myers <joseph@codesourcery.com>
713 * c-decl.c (global_bindings_p): Return negative value.
714 (c_variable_size): New. Based on variable_size from
716 (grokdeclarator): Call c_variable_size not variable_size.
718 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
720 * config/i386/i386.c (print_operand) ['z']: Fix typo.
722 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
724 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
725 Redefine it to just use mingw/include.
726 (ASM_SPEC): Rules for -m32 and -m64.
727 (LINK_SPEC): Use Likewise.
728 (SPEC_32): New define.
730 (SUB_LINK_SPEC): Likewise.
731 (MULTILIB_DEFAULTS): New define.
732 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
733 Add multilib options.
734 (MULTILIB_DIRNAMES): Likewise.
735 (MULTILIB_OSDIRNAMES): Likewise.
737 (INSTALL_LIBGCC): Likewise.
739 2009-04-26 Joseph Myers <joseph@codesourcery.com>
742 * c-tree.h (enum c_inline_static_type): New.
743 (record_inline_static): Declare.
744 * c-decl.c (struct c_inline_static, c_inline_statics,
745 record_inline_static, check_inline_statics): New.
746 (pop_file_scope): Call check_inline_statics.
747 (start_decl): Call record_inline_static instead of pedwarning
748 directly for static in inline function.
749 * c-typeck.c (build_external_ref): Call record_inline_static
750 instead of pedwarning directly for static referenced in inline
753 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
755 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
756 not new but only being rescanned.
757 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
758 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
759 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
760 record_set_info, compute_set, grealloc): Remove.
761 (recompute_all_luids): New function.
762 (gcse_main): Don't compute sets, and don't do related memory
763 allocations/free-ing. If something changed before the end of the
764 pass, update LUIDs using recompute_all_luids.
765 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
766 (free_gcse_mem): Don't free it either.
767 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
768 Use the df insn LUIDs.
769 (load_killed_in_block): Likewise.
770 (compute_hash_table_work): Don't compute reg_set_in_block.
771 (compute_transp): Use DF_REG_DEF_CHAINs.
772 (local_cprop_pass): Don't use compute_sets and related functions.
773 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
774 Use get_max_uid() instead of max_cuid.
775 (insert_insn_end_basic_block, pre_insert_copy_insn,
776 update_ld_motion_stores): Don't try to
777 keep reg_set tables up to date.
778 (pre_insert_copies): Use df insn LUIDs.
779 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
780 (reg_set_info): Don't use extra bitmap argument.
781 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
782 information to compute regs_set_in_block.
783 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
784 (bypass_jumps): Don't use compute_sets and friends.
786 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
789 * opts.c (undocumented_msg): Do not leave blank even with
792 2009-04-25 Joseph Myers <joseph@codesourcery.com>
794 * c-decl.c (build_enumerator): Allow values folding to integer
795 constants but not integer constant expressions with a pedwarn if
798 2009-04-25 Joseph Myers <joseph@codesourcery.com>
801 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
802 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
803 type is an integer constant.
805 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
808 * config/i386/i386.c (print_operand) ['z']: Revert handling of
811 2009-04-25 Joseph Myers <joseph@codesourcery.com>
814 * c-decl.c (grokdeclarator): Diagnose declarations of functions
815 with variably modified return type and no storage class
816 specifiers, except for the case of nested functions. Distinguish
817 extern declarations of functions with variably modified return
818 types from those of objects with variably modified types.
820 2009-04-25 Jan Hubicka <jh@suse.cz>
822 * tree.c (list_equal_p): New function.
823 * tree.h (list_equal_p): Declare.
824 * coretypes.h (edge_def, edge, const_edge, basic_block_def
825 basic_block_def, basic_block, const_basic_block): New.
826 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
827 (redirect_eh_edge): New function.
828 (make_eh_edge_update_phi): EH edges are not abnormal.
829 * except.c: Include tree-flow.h.
830 (list_match): New function.
831 (eh_region_replaceable_by_p): New function.
832 (replace_region): New function.
833 (hash_type_list): New function.
834 (hash_eh_region): New function.
835 (eh_regions_equal_p): New function.
836 (merge_peers): New function.
837 (remove_unreachable_regions): Verify EH tree when checking;
839 (copy_eh_region_1): New function.
840 (copy_eh_region): New function.
841 (push_reachable_handler): New function.
842 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
843 regions without label but with live RESX.
844 * except.h (redirect_eh_edge_to_label): New.
845 * tree-flow.h (redirect_eh_edge): New.
846 * coretypes.h (edge_def, edge, const_edge, basic_block_def
847 basic_block_def, basic_block, const_basic_block): Remove.
848 * Makefile.in (except.o): Add dependency on tree-flow.h
849 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
850 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
853 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
856 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
857 on the destination of memcpy.
859 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
861 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
862 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
863 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
865 2009-04-25 Jan Hubicka <jh@suse.cz>
867 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
868 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
869 to be reached by different label than left.
870 (update_eh_edges): Update comment; remove edge_to_remove if possible
871 and return true if suceeded.
872 (cleanup_empty_eh): Accept sharing map; handle shared regions.
873 (cleanup_eh): Compute sharing map.
874 * except.c (remove_eh_handler_and_replace): Add argument if we should
876 (remove_unreachable_regions): Update for label sharing.
877 (label_to_region_map): Likewise.
878 (get_next_region_sharing_label): New function.
879 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
881 (remove_eh_handler): Update.
882 (remove_eh_region_and_replace_by_outer_of): New function.
883 * except.h (struct eh_region): Add next_region_sharing_label.
884 (remove_eh_region_and_replace_by_outer_of,
885 get_next_region_sharing_label): Declare.
886 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
888 2009-04-25 Jan Hubicka <jh@suse.cz>
890 * tree-cfg.c (split_critical_edges): Split also edges where we can't
891 insert code even if they are not critical.
893 2009-04-25 Jan Hubicka <jh@suse.cz>
895 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
896 (gimple_can_remove_branch_p): EH edges won't remove branch by
898 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
899 updating of non-abnormal EH edges.
900 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
901 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
902 (split_critical_edges): Split also edges where emitting code on them
903 will lead to splitting later.
905 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
906 H.J. Lu <hongjiu.lu@intel.com>
909 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
910 the configured assembler supports fildq and fistpq mnemonics.
911 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
912 * configure: Regenerated.
915 * config/i386/i386.c (print_operand): Handle 'Z'.
916 ['z']: Remove handling of special fild/fist suffixes.
917 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
918 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
920 (*floatsi<mode>2_vector_mixed): Ditto.
921 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
922 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
923 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
924 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
925 * config/i386/gas.h (GAS_MNEMONICS): Remove.
927 2009-04-25 Ben Elliston <bje@au.ibm.com>
929 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
930 the source of a set operation.
932 2009-04-25 Anatoly Sokolov <aesok@post.ru>
934 * target.h (struct gcc_target): Add case_values_threshold field.
935 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
936 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
937 * targhooks.c (default_case_values_threshold): New function.
938 * targhooks.h (default_case_values_threshold): Declare function.
939 * stmt.c (expand_case): Use case_values_threshold target hook.
940 * expr.h (case_values_threshold): Remove declartation.
941 * expr.c (case_values_threshold): Remove function.
942 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
944 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
945 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
946 (avr_case_values_threshold): Declare as static.
947 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
949 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
950 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
951 (mn10300_case_values_threshold): New function.
953 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
955 * ira.c (setup_cover_and_important_classes): Add enum cast.
957 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
959 * genpreds.c (write_enum_constraint_num): Output definition of
960 CONSTRAINT_NUM_DEFINED_P macro.
961 * ira.c (setup_cover_and_important_classes): Use
962 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
964 2009-04-24 DJ Delorie <dj@redhat.com>
966 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
967 __SH2A_SINGLE_ONLY__ also.
969 2009-04-24 Steve Ellcey <sje@cup.hp.com>
971 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
972 (movdf_internal): Ditto.
973 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
974 SFmode and DFmode constants.
975 (ia64_print_operand): Add 'G' format for printing
976 floating point constants.
978 2009-04-24 Richard Guenther <rguenther@suse.de>
980 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
981 from unsigned additions.
983 2009-04-24 Joseph Myers <joseph@codesourcery.com>
985 * c-typeck.c (set_init_index): Allow array designators that are
986 not integer constant expressions with a pedwarn if pedantic.
988 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
990 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
991 zero if no overlap in nonzero bits between the operands.
993 2009-04-24 Ian Lance Taylor <iant@google.com>
995 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
996 (record_dead_and_set_regs): Likewise.
997 * df.h (struct df_mw_hardreg): Change flags field to int.
998 (struct df_base_ref): Likewise.
999 (struct df): Change changeable_flags field to int.
1000 * df-scan.c (df_defs_record): Change clobber_flags to int.
1001 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1002 constants rather than #define macros.
1003 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1004 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1005 (enum dwarf_calling_convention): Likewise.
1006 (enum dwarf_line_number_x_ops): Likewise.
1007 (enum dwarf_call_frame_info): Likewise.
1008 (enum dwarf_source_language): Likewise.
1009 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1010 (add_calling_convention_attribute): Likewise.
1011 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1012 (combine_comparisons): Change compcode to int. Add cast to enum type.
1013 * genrecog.c (maybe_both_true_2): Change c to int.
1014 (write_switch): Likewise. Add cast to enum type.
1015 * gimplify.c (gimplify_omp_for): Handle return values from
1016 gimplify_expr using MIN rather than bitwise or.
1017 (gimplify_expr): Add cast to enum type.
1018 * ipa-prop.c (update_jump_functions_after_inlining): Change
1019 IPA_BOTTOM to IPA_JF_UNKNOWN.
1020 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1021 Add casts to enum type.
1022 (setup_cover_and_important_classes): Change cl to int. Add casts
1024 (setup_class_translate): Change cl and mode to int.
1025 (ira_init_once): Change mode to int.
1026 (free_register_move_costs): Likewise.
1027 (setup_prohibited_mode_move_regs): Add casts to enum type.
1028 * langhooks.c (add_builtin_function_common): Rework assertion that
1029 value fits bitfield.
1030 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1031 * omega.c (omega_do_elimination): Avoid math on enum types.
1032 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1033 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1034 int local to handle integral_argment value.
1035 * regmove.c (try_auto_increment): Change PUT_MODE to
1037 * reload.c (push_secondary_reload): Add casts to enum type.
1038 (secondary_reload_class, find_valid_class): Likewise.
1039 * reload1.c (emit_input_reload_insns): Likewise.
1040 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1041 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1042 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1044 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1045 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1047 (expand_complex_libcall): Add casts to enum type.
1048 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1049 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1050 with ERROR_MARK, not NUM_TREE_CODES.
1051 (vect_create_epilog_for_reduction): Likewise.
1052 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1053 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1054 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1056 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1057 vect_unused_in_loop. Change 0 to loop_vect.
1058 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1059 * var-tracking.c (get_init_value): Change return type to enum
1061 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1062 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1064 (arm_override_options): Add casts to enum type.
1065 (arm_emit_tls_decoration): Likewise.
1066 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1068 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1069 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1070 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1072 * config/s390/s390.c (code_for_builtin_64): Change to array of
1074 (code_for_builtin_31): Likewise.
1075 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1077 * config/sparc/sparc.c (sparc_override_options): Change value
1078 field in struct code_model to enum cmodel. In initializer change
1079 0 to NULL and add cast to enum type.
1081 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1082 Change all callers. Issue a -Wc++-compat warning using
1083 lhs_origtype if necessary.
1084 (convert_for_assignment): Issue -Wc++-compat warnings about
1085 invalid conversions to enum type on assignment.
1086 * c-common.h (build_modify_expr): Update declaration.
1088 2009-04-24 Nick Clifton <nickc@redhat.com>
1090 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1091 (function_arg_advance): Likewise.
1092 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1095 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1097 * config/s390/constraints.md ('I', 'J'): Fix condition.
1099 2009-04-24 Diego Novillo <dnovillo@google.com>
1101 * gengtype-parse.c (parse_error): Add newline after message.
1103 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1105 * config/i386/sse.md (avxmodesuffixs): Removed.
1106 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1107 (*avx_pinsr<ssevecsize>): This.
1109 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1111 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1112 follow chains of regs with a single definition, and allow expressions
1113 that are function_invariant_p.
1114 (simple_rhs_p): Allow expressions that are function_invariant_p.
1116 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1119 * fold-const.c (fold_cond_expr_with_comparison): When folding
1120 > and >= to MAX, make sure the MAX uses the same type as the
1121 comparison's operands.
1123 2009-04-24 Nick Clifton <nickc@redhat.com>
1125 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1126 addressing for DImode accesses.
1127 (frv_print_operand_address): Handle PLUS case.
1128 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1130 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1132 PR rtl-optimization/39794
1133 * alias.c (canon_true_dependence): Add x_addr argument.
1134 * rtl.h (canon_true_dependence): Adjust prototype.
1135 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1136 * cselib.c (cselib_invalidate_mem): Likewise.
1137 * gcse.c (compute_transp): Likewise.
1138 * dse.c (scan_reads_nospill): Likewise.
1139 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1140 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1141 canon_base_addr of the group, plus optional offset.
1142 (struct group_info): Rename canon_base_mem to
1144 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1145 canon_rtx of base_mem.
1147 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1149 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1150 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1152 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1154 * config/spu/spu-builtins.h: Delete file.
1156 * config/spu/spu.h (enum spu_builtin_type): Move here from
1158 (struct spu_builtin_description): Likewise. Add GTY marker.
1159 Do not use enum spu_function_code or enum insn_code.
1160 (spu_builtins): Add extern declaration.
1162 * config/spu/spu.c: Do not include "spu-builtins.h".
1163 (enum spu_function_code, enum spu_builtin_type_index,
1164 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1165 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1166 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1167 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1168 (spu_builtin_types): Make static. Add GTY marker.
1169 (spu_builtins): Add extern declaration with GTY marker.
1172 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1173 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1174 Check programmatically whether all parameters are scalar.
1176 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1178 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1180 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1181 assignment from the constructor either if the target is volatile.
1183 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1185 * config/arm/arm.md (insv): Do not share operands[0].
1187 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1189 * config/vxlib-tls.c (active_tls_threads): Delete.
1190 (delete_hook_installed): New.
1191 (tls_delete_hook): Don't delete the delete hook.
1192 (tls_destructor): Delete it here.
1193 (__gthread_set_specific): Adjust installing the delete hook.
1194 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1195 __gthread_leave_tsd_dtor_context.
1197 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1199 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1201 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1203 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1205 (alpha_rtx_costs): Ditto.
1206 (emit_unlikely_jump): Use add_reg_note.
1207 (emit_frame_store_1): Ditto.
1208 (alpha_expand_prologue): Ditto.
1209 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1210 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1212 2009-04-23 Nick Clifton <nickc@redhat.com>
1214 * config/v850/v850.md (epilogue): Remove suppressed code.
1215 (return): Rename to return_simple and remove test of frame size.
1216 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1217 to gen_return_simple.
1219 2009-04-22 Jing Yu <jingyu@google.com>
1222 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1224 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1227 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1228 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1229 value is a VECTOR_CST, the element type is the element type of the
1232 2009-04-22 DJ Delorie <dj@redhat.com>
1234 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1236 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1238 * alias.c (find_base_term): Move around LO_SUM case, so that
1239 CONST falls through into PLUS/MINUS handling.
1242 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1243 into 0, use omit_one_operand.
1245 2009-04-23 Ben Elliston <bje@au.ibm.com>
1247 * config/rs6000/linux-unwind.h (get_regs): Remove type
1248 puns. Change the type of `pc' to an array of unsigned ints and
1249 update all users. Constify frame24.
1251 2009-04-22 DJ Delorie <dj@redhat.com>
1253 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1254 declarations before code.
1255 (current_function_special_page_vector): Likewise.
1256 (m32c_expand_insv): Silence a warning.
1258 2009-04-21 Taras Glek <tglek@mozilla.com>
1260 * alias.c: Update GTY annotations to new syntax.
1261 * basic-block.h: Likewise.
1262 * bitmap.h: Likewise.
1263 * c-common.h: Likewise.
1264 * c-decl.c: Likewise.
1265 * c-parser.c: Likewise.
1266 * c-pragma.c: Likewise.
1267 * c-tree.h: Likewise.
1268 * cfgloop.h: Likewise.
1269 * cgraph.h: Likewise.
1270 * config/alpha/alpha.c: Likewise.
1271 * config/arm/arm.h: Likewise.
1272 * config/avr/avr.h: Likewise.
1273 * config/bfin/bfin.c: Likewise.
1274 * config/cris/cris.c: Likewise.
1275 * config/darwin.c: Likewise.
1276 * config/frv/frv.c: Likewise.
1277 * config/i386/i386.c: Likewise.
1278 * config/i386/i386.h: Likewise.
1279 * config/i386/winnt.c: Likewise.
1280 * config/ia64/ia64.h: Likewise.
1281 * config/iq2000/iq2000.c: Likewise.
1282 * config/mips/mips.c: Likewise.
1283 * config/mmix/mmix.h: Likewise.
1284 * config/pa/pa.c: Likewise.
1285 * config/pa/pa.h: Likewise.
1286 * config/rs6000/rs6000.c: Likewise.
1287 * config/s390/s390.c: Likewise.
1288 * config/sparc/sparc.c: Likewise.
1289 * config/xtensa/xtensa.c: Likewise.
1290 * cselib.h: Likewise.
1291 * dbxout.c: Likewise.
1292 * dwarf2out.c: Likewise.
1293 * except.c: Likewise.
1294 * except.h: Likewise.
1295 * fixed-value.h: Likewise.
1296 * function.c: Likewise.
1297 * function.h: Likewise.
1298 * gimple.h: Likewise.
1299 * integrate.c: Likewise.
1300 * optabs.c: Likewise.
1301 * output.h: Likewise.
1304 * stringpool.c: Likewise.
1305 * tree-data-ref.c: Likewise.
1306 * tree-flow.h: Likewise.
1307 * tree-scalar-evolution.c: Likewise.
1308 * tree-ssa-address.c: Likewise.
1309 * tree-ssa-alias.h: Likewise.
1310 * tree-ssa-operands.h: Likewise.
1313 * varasm.c: Likewise.
1314 * varray.h: Likewise.
1316 * coretypes.h: Do not define GTY macro if it is already defined.
1317 * doc/gty.texi: Update GTY documentation to new syntax.
1318 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1319 annotations on structs.
1320 * gengtype-parse.c: Likewise.
1322 2009-04-22 Mark Heffernan <meheff@google.com>
1324 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1326 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1328 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1331 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1333 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1334 the same as a PLUS without a shift. Increase the cost of a
1337 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1339 * Makefile.in: Update dependencies.
1340 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1341 * errors.h: Remove bogus comment about compatibility.
1342 (warning): Update declaration.
1343 * genautomata.c: Update all calls to warning.
1344 * gimple.c: Do not include errors.h. Include toplev.h.
1345 * tree-ssa-structalias.c: Do not include errors.h.
1346 * omega.c: Likewise.
1347 * tree-ssa-reassoc.c: Likewise.
1348 * config/spu/spu-c.c: Likewise.
1349 * config/spu/t-spu-elf: Update dependencies.
1351 2009-04-22 Richard Guenther <rguenther@suse.de>
1353 PR tree-optimization/39824
1354 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1355 make sure the types are compatible.
1357 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1360 * c-common.c (c_parse_error): Take a token_flags parameter.
1361 Use token_type for the token type instead.
1362 Pass token_flags to cpp_type2name.
1363 * c-common.h (c_parse_error): Update declaration.
1364 * c-parser.c (c_parser_error): Pass 0 as token flags.
1366 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1368 PR rtl-optimization/39580
1369 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1371 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1373 * function.c (expand_function_end): Do not emit a jump to the "naked"
1374 return label for fall-through returns.
1375 * except.c (sjlj_emit_function_exit): Always place the call to the
1376 unregister function at the location installed by expand_function_end.
1378 2009-04-22 Richard Guenther <rguenther@suse.de>
1380 PR tree-optimization/39845
1381 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1382 (gen_inbound_check): Likewise.
1384 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1386 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1388 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1389 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1391 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1393 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1394 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1395 shift counts to avoid out-of-bounds array accesses.
1397 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1399 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1400 (Pmode): Move above.
1402 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1404 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1405 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1406 GET_CODE macro. Use IN_RANGE macro where appropriate.
1407 * config/alpha/alpha.h: Ditto.
1408 * config/alpha/alpha.md: Ditto.
1409 * config/alpha/constraints.md: Ditto.
1410 * config/alpha/predicates.md: Ditto.
1412 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1414 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1415 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1416 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1417 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1418 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1419 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1420 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1421 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1422 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1423 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1424 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1425 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1426 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1427 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1428 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1429 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1430 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1431 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1432 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1433 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1434 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1435 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1436 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1437 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1438 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1439 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1440 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1442 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1444 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1445 references from comments.
1446 * cfgbuild.c: (count_basic_blocks): Delete.
1447 (find_basic_blocks_1): Delete.
1448 (find_basic_blocks): Delete.
1449 * except.c (finish_eh_generation): Make static. Move comment from
1450 except.h here. Remove find_basic_blocks references from comments.
1451 * except.h (finish_eh_generation): Delete.
1452 * basic-block.h (find_basic_blocks): Delete.
1453 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1455 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1457 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1458 (sdbout_parms): Likewise.
1460 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1462 * config/sh/sh.c (prepare_cbranch_operands): Use
1463 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1464 (expand_cbranchdi4): Likewise.
1465 (from_compare): Add cast to enum type.
1466 (expand_cbranchsi4): Use add_reg_note.
1467 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1468 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1469 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1470 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1471 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1472 instead of CODE_FOR_nothing.
1473 (cbranchdi4): Likewise. Fix the order of arguments for
1475 (push_fpscr): Use add_reg_note.
1476 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1477 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1479 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1481 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1482 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1483 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1484 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1485 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1486 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1487 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1488 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1489 config/alpha/x-vms, config/arc/t-arc,
1490 config/arm/README-interworking, config/arm/arm-c.c,
1491 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1492 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1493 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1494 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1495 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1496 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1497 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1498 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1499 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1500 config/cris/t-elfmulti, config/crx/t-crx,
1501 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1502 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1503 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1504 config/h8300/t-h8300, config/i386/athlon.md,
1505 config/i386/darwin-libgcc.10.4.ver,
1506 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1507 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1508 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1509 config/i386/t-linux64, config/i386/t-nwld,
1510 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1511 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1512 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1513 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1514 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1515 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1516 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1517 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1518 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1519 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1520 config/m68k/t-uclinux, config/mcore/t-mcore,
1521 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1522 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1523 config/mips/crtn.asm, config/mips/irix-crti.asm,
1524 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1525 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1526 config/mips/mips-fixed.md, config/mips/sb1.md,
1527 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1528 config/mips/t-iris6, config/mips/t-isa3264,
1529 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1530 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1531 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1532 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1533 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1534 config/mn10300/t-linux, config/mn10300/t-mn10300,
1535 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1536 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1537 config/picochip/libgccExtras/clzsi2.asm,
1538 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1539 config/rs6000/darwin-libgcc.10.4.ver,
1540 config/rs6000/darwin-libgcc.10.5.ver,
1541 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1542 config/rs6000/t-aix43, config/rs6000/t-aix52,
1543 config/rs6000/t-darwin, config/rs6000/t-fprules,
1544 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1545 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1546 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1547 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1548 config/rs6000/t-rtems, config/rs6000/t-spe,
1549 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1550 config/score/t-score-elf, config/sh/divcost-analysis,
1551 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1552 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1553 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1554 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1555 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1556 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1557 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1558 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1559 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1560 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1561 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1562 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1563 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1564 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1565 * config/h8300/genmova.sh: Include copyright and license notices
1566 in generated output.
1567 * config/h8300/mova.md: Regenerate.
1568 * doc/install.texi2html: Include word "Copyright" in copyright
1569 notice and use name "Free Software Foundation, Inc.".
1570 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1571 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1572 ChangeLog-2007, ChangeLog-2008: Correct dates.
1574 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1576 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1577 NE_EXPR operations as well.
1578 * c-parser.c (c_parser_condition): Do not set location information on
1580 (c_parser_conditional_expression): Likewise.
1581 (c_parser_binary_expression): Set location information on operators.
1582 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1583 TRUTH_NOT_EXPR has been folded.
1584 * fold-const.c (fold_truth_not_expr): Copy location information from
1585 the incoming expression to the outgoing one.
1586 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1587 recursive calls on the LHS of the operator but pass that of the
1588 operator to recursive calls on the RHS of the operator. Set it
1590 (shortcut_cond_expr): Set the locus of the operator on the second
1591 COND_EXPR and that of the expression on the first in degenerate cases.
1592 Pass the locus of the expression to calls to shortcut_cond_r.
1593 Set the locus of the 'then' block on the associated jump, if any.
1594 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1595 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1596 expression to call to gimplify_boolean_expr.
1598 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1600 * config.gcc: Add additional configuration for
1601 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1602 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1603 (CPP_SPEC): Redefine for allowing -municode option.
1604 (STARTFILE_SPEC): Likewise.
1605 * config/i386/t-mingw-w64: New.
1606 * config/i386/mingw-w64.opt: New.
1607 (municode): Add new target option.
1608 * doc/invoke.texi (municode): Add documentation for new option.
1610 2009-04-21 Ian Lance Taylor <iant@google.com>
1612 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1613 Correct test for number of arguments.
1614 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1616 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1618 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1619 argument of emit_library_call.
1621 2009-04-21 Richard Guenther <rguenther@suse.de>
1624 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1625 inside VIEW_CONVERT_EXPRs.
1627 2009-04-21 Martin Jambor <mjambor@suse.cz>
1629 * tree-switch-conversion.c (build_constructors): Split a long line.
1630 (constructor_contains_same_values_p): New function.
1631 (build_one_array): Create assigns of constants if possible, do not
1632 call mark_sym_for_renaming, call update_stmt.
1633 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1634 make_rename_temp. Do not call mark_symbols_for_renaming, call
1636 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1637 find_new_referenced_vars, call update_stmt.
1638 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1639 instead of calling make_rename_temp. Do not call
1640 find_new_referenced_vars or mark_symbols_for_renaming, call
1643 2009-04-21 Richard Guenther <rguenther@suse.de>
1645 PR tree-optimization/39827
1646 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1647 (tree_ssa_phiprop): Pass the correct array size.
1649 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1651 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1653 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1656 * c-typeck.c (lvalue_p): Move declaration ...
1657 * c-common.h (lvalue_p): ... to here.
1658 * c-common.c (candidate_equal_p): New.
1659 (add_tlist): Use it.
1660 (merge_tlist): Use it.
1661 (warn_for_collisions_1): Likewise.
1662 (warning_candidate_p): Accept more candidates.
1663 (verify_tree): A warning candidate can be an expression. Use
1666 2009-04-21 Ben Elliston <bje@au.ibm.com>
1669 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1670 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1671 options. Remove -mcall-solaris documentation.
1673 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1676 * doc/invoke.texi (-Wlong-long): Update description.
1677 * c-lex (interpret_integer): Only warn if there was no previous
1678 overflow and -Wlong-long is enabled.
1679 * c-decl.c (declspecs_add_type): Drop redundant flags.
1680 * c.opt (Wlong-long): Init to -1.
1681 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1682 and front-end warn_long_long. Wlong-long only depends on other
1683 flags if it is uninitialized.
1684 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1685 the same for CPP and FE.
1686 (restore_extension_diagnostics): Likewise.
1688 2009-04-20 Ian Lance Taylor <iant@google.com>
1690 Fix enum conversions which are invalid in C++:
1691 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1692 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1693 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1694 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1695 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1696 (dbxout_parms): Likewise.
1697 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1698 (df_clear_flags): Likewise.
1699 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1700 top_flag parameter to int.
1701 (df_chain_create_bb_process_use): Likewise.
1702 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1704 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1705 (df_ref_create_structure, df_def_record_1): Likewise.
1706 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1707 (df_notes_rescan): Change 0 to VOIDmode in function call.
1708 (df_get_call_refs, df_insn_refs_collect): Likewise.
1709 (df_bb_regs_collect): Likewise.
1710 (df_entry_block_defs_collect): Likewise.
1711 (df_exit_block_uses_collect): Likewise.
1712 * df.h: Update declarations.
1713 * double-int.c (double_int_divmod): Add cast to enum type.
1714 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1715 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1716 (based_loc_descr): Likewise.
1717 (loc_descriptor_from_tree_1): Change first_op and second_op to
1718 enum dwarf_location_atom. Add cast to enum type.
1719 * expmed.c (init_expmed): Change 0 to SET in function call.
1720 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1721 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1722 (do_store_flag): Likewise.
1723 * fixed-value.h (struct fixed_value): Change mode to enum
1725 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1726 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1728 (insert_insn_decl, insert_decl, insert_state): Likewise.
1729 (automata_list_finish): Likewise.
1730 * genrecog.c (process_define_predicate): Add cast to enum type.
1731 * gensupport.c (init_predicate_table): Add cast to enum type.
1732 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1734 (gimple_build_call_1, gimple_build_label): Likewise.
1735 (gimple_build_goto, gimple_build_asm_1): Likewise.
1736 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1737 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1738 (enum fallback): Rename from enum fallback_t.
1739 (fallback_t): Typedef as int.
1740 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1741 GSI_SAME_STMT in function call.
1742 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1744 (setup_reg_class_relations): Likewise.
1745 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1746 (setup_prohibited_class_mode_regs): Add cast to enum type.
1747 (setup_prohibited_mode_move_regs): Likewise.
1748 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1749 (record_address_regs): Change i to enum reg_class.
1750 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1751 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1752 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1753 (GET_MODE_2XWIDER_MODE): Likewise.
1754 (GET_CLASS_NARROWEST_MODE): Likewise.
1755 * omp-low.c (expand_omp_for): Add cast to enum type.
1756 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1757 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1758 * postreload.c (reload_cse_simplify_operands): Change rclass local
1760 * predict.c (combine_predictions_for_insn): Change best_predictor
1761 and predictor to enum br_predictor.
1762 (combine_predictions_for_bb): Likewise.
1763 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1764 use SET_PREDICT_EXPR_OUTCOME.
1765 * real.c (real_arithmetic): Change icode to code in function call.
1766 * reginfo.c (init_move_cost): Add casts to enum type.
1767 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1768 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1770 * reload.c (find_valid_class): Add casts to enum type.
1771 (push_reload): Change 0 to NO_REGS in function call.
1772 (find_reloads): Change this_alternative to array of enum
1773 reg_class. Remove some now-unnecessary casts.
1774 (make_memloc): Change 0 to VOIDmode in function call.
1775 * reload1.c (reload): Change 0 to VOIDmode in function call.
1776 (eliminate_regs_1, elimination_effects): Likewise.
1777 (eliminate_regs_in_insn): Likewise.
1778 (emit_input_reload_insns): Add cast to enum type.
1779 (delete_output_reload): Change 0 to VOIDmode in function call.
1780 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1781 to enum type in function call.
1782 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1783 (SET_PREDICT_EXPR_OUTCOME): Define.
1784 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1785 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1786 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1787 (dump_function): Likewise.
1788 * tree-dump.h: Update declarations.
1789 * tree-pass.h: Update declarations.
1790 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1791 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1793 (arm_rtx_costs_1): Correct parenthesization.
1794 (arm_rtx_costs): Add casts to enum type.
1795 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1796 (vfp_emit_fstmd): Use add_rg_note.
1797 (emit_multi_reg_push, emit_sfm): Likewise.
1798 (thumb_set_frame_pointer): Likewise.
1799 (arm_expand_prologue): Likewise.
1800 (arm_regno_class): Change return type to enum reg_class.
1801 (thumb1_expand_prologue): Use add_reg_note.
1802 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1803 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1805 * config/arm/gentune.sh: Add cast to enum type.
1806 * config/arm/arm-tune.md: Rebuild.
1807 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1808 (ix86_split_fp_branch, predict_jump): Likewise.
1809 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1810 insn_code to enum rtx_code.
1811 (ix86_builtin_vectorized_function): Add cast to enum type.
1812 * config/i386/i386.md (truncdfsf2): Change slot to enum
1814 (truncxf<mode>2, isinf<mode>2): Likewise.
1815 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1817 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1818 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1819 (insert_bundle_state): Change 1 to INSERT in function call.
1820 (ia64_add_bundle_selector_before): Likewise.
1821 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1822 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1823 (restore_stack_nonlocal): Likewise.
1824 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1826 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1828 (mips_rtx_costs): Likewise.
1829 (mips_override_options): Add casts to enum type.
1830 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1832 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1833 (store_reg, set_reg_plus_d): Likewise.
1834 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1835 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1837 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1839 (emit_unlikely_jump): Use add_reg_note.
1840 (rs6000_emit_allocate_stack): Likewise.
1841 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1842 (output_toc): Change 1 to INSERT in function call.
1843 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1844 (rs6000_initialize_trampoline): Likewise.
1845 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1847 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1848 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1849 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1850 (save_gprs): Use add_reg_note.
1851 (s390_emit_prologue): Likewise.
1852 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1853 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1854 (sparc_fold_builtin): Add cast to enum type.
1855 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1857 (spu_expand_prologue): Use add_reg_note.
1858 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1860 2009-04-20 Ian Lance Taylor <iant@google.com>
1862 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1863 (c_parser_postfix_expression_after_primary): Get VEC for list of
1864 arguments. Get original types of arguments. Call
1865 build_function_call_vec.
1866 (cached_expr_list_1, cached_expr_list_2): New static variables.
1867 (c_parser_expr_list): Change return type to VEC *. Add
1868 p_orig_types parameter. Change all callers.
1869 (c_parser_release_expr): New static function.
1870 (c_parser_vec_to_tree_list): New static function.
1871 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1872 call build_function_call_vec.
1873 (build_function_call_vec): New function, based on old
1874 build_function_call.
1875 (convert_arguments): Remove nargs and argarray parameters. Change
1876 values to a VEC. Add origtypes parameter.
1877 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1878 (convert_for_assignment): Add origtype parameter. Change all
1879 callers. If warn_cxx_compat, check for conversion to an enum
1880 type when calling a function.
1881 (store_init_value): Add origtype parameter. Change all callers.
1882 (digest_init): Likewise.
1883 (struct init_node): Add origtype field.
1884 (add_pending_init): Add origtype parameter. Change all callers.
1885 (output_init_element): Likewise.
1886 (output_pending_init_elements): Pass origtype from init_node to
1887 output_init_element.
1888 (process_init_element): Pass origtype from c_expr to
1889 output_init_element.
1890 (c_finish_return): Add origtype parameter. Change all callers.
1891 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1893 (sync_resolve_params): Likewise.
1894 (sync_resolve_return): Change params to first_param. Change caller.
1895 (resolve_overloaded_builtins): Change params to VEC *. Change
1896 callers. Save first parameter around call to build_function_call_vec.
1897 * c-decl.c (finish_decl): Add origtype parameter. Change all
1898 callers. Call build_function_call_vec rather than
1899 build_function_call for cleanup.
1900 * c-tree.h: Update declarations.
1901 * c-common.h: Update declarations.
1902 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1903 params to first_param.
1904 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1905 params parameter from tree to void *.
1906 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1907 Change arglist parameter to have type void *, and to be a pointer
1909 * config/rs6000/rs6000-protos.h
1910 (altivec_resolve_overloaded_builtin): Update declaration.
1911 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1912 fnargs parameter to have type void *, and to be a pointer to a
1913 VEC. Call build_function_call_vec instead of
1914 build_function_call.
1915 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1917 2009-04-20 Joey Ye <joey.ye@intel.com>
1918 Xuepeng Guo <xuepeng.guo@intel.com>
1919 H.J. Lu <hongjiu.lu@intel.com>
1921 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1923 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1924 (IX86_LEA_PRIORITY): Likewise.
1925 (distance_non_agu_define): New function.
1926 (distance_agu_use): Likewise.
1927 (ix86_lea_for_add_ok): Likewise.
1928 (ix86_dep_by_shift_count): Likewise.
1930 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1931 should split for LEA.
1933 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1935 (ix86_dep_by_shift_count): Likewise.
1937 2009-04-20 Richard Guenther <rguenther@suse.de>
1939 * expr.c (handled_component_p): Move ...
1940 * tree.h (handled_component_p): ... here.
1941 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1942 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1943 and REALPART_EXPR to be in one group.
1945 2009-04-20 Richard Guenther <rguenther@suse.de>
1947 * basic-block.h (get_all_dominated_blocks): Declare.
1948 * dominance.c (get_all_dominated_blocks): New function.
1949 * tree-cfg.c (get_all_dominated_blocks): Remove.
1950 (remove_edge_and_dominated_blocks): Adjust.
1951 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1952 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1953 instead of recursing.
1955 2009-04-20 Doug Kwan <dougkwan@google.com>
1957 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1958 (struct cgraph_node_set_def): New type.
1959 (cgraph_node_set) New type. Also declare vector functions.
1960 (struct cgraph_node_set_element_def): New type.
1961 (cgraph_node_set_element): Ditto.
1962 (cgraph_node_set_iterator): New iterator type.
1963 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1964 cgraph_node_set_remove, dump_cgraph_node_set,
1965 debug_cgraph_node_set): New prototypes.
1966 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1967 cgraph_node_set_size): New inlines.
1968 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1970 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1971 argument to function 'write_summary'.
1972 * ipa.c: Include ggc.h.
1973 (hash_cgraph_node_set_element,
1974 eq_cgraph_node_set_element, cgraph_node_set_new,
1975 cgraph_node_set_add, cgraph_node_set_remove,
1976 cgraph_node_set_find, dump_cgraph_node_set,
1977 debug_cgraph_node_set): New functions.
1978 * Makefile.in (ipa.o): Add dependency on GGC_H.
1980 2009-04-20 Ira Rosen <irar@il.ibm.com>
1982 PR tree-optimization/39675
1983 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1984 check of the return code of vect_schedule_slp. Check that
1985 stmt_vec_info still exists for the statement, before checking its
1988 2009-04-20 Michael Matz <matz@suse.de>
1990 * Makefile.in (generated_files): Take out $(simple_generated_c).
1992 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1994 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1995 (UINTPTR_TYPE): Likewise.
1997 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2000 * c-typeck.c (digest_init): Check for initializing an array with a
2003 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2006 * c-semantics.c (pop_stmt_list): Propagate
2007 STATEMENT_LIST_HAS_LABEL to parent statement list.
2009 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2011 * config/mips/mips.h (mips_tune_attr): New macro.
2012 * config/mips/mips.md (cpu): Use it.
2014 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2017 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2020 2009-04-19 Diego Novillo <dnovillo@google.com>
2022 * toplev.c (compile_file): Move call to coverage_finish ...
2023 * cgraphunit.c (ipa_passes): ... here.
2024 Call cgraph_process_new_functions.
2025 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2026 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2028 2009-04-19 Jan Hubicka <jh@suse.cz>
2030 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2032 (dump_cgraph_node): Dump can throw external flag.
2033 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2035 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2039 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2040 * common.opt (Wlogical-op): Move from here...
2041 * c.opt (Wlogical-op): ... to here.
2042 * c-typeck.c (parser_build_binary_op): Update call to
2043 warn_logical_operator.
2044 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2046 * c-common.c (warn_logical_op): Update.
2047 * c-common.h (warn_logical_op): Update declaration.
2049 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2051 * tree.c (protected_set_expr_location): Fix formatting.
2053 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2056 * c-typeck.c (readonly_warning): new.
2057 (build_unary_op, build_modify_expr): Use readonly_warning for
2058 storing into something readonly but not const-qualified.
2060 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2063 * c-typeck.c (build_unary_op): Check for taking address of
2064 expression of type void.
2066 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2069 * c-typeck.c (build_function_call): Check for calling a function
2070 with qualified void return types. Call require_complete_type when
2073 2009-04-18 Jan Hubicka <jh@suse.cz>
2075 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2077 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2078 can_throw_external flag.
2079 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2080 * ipa-pure-const.c (ignore_edge): New function.
2081 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2082 only over can_throw_external edges.
2083 (local_pure_const): Add nothrow flag.
2084 * ipa-utils.c (searchc): Add ignore_edge callback.
2085 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2086 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2087 (set_nothrow_function_flags): Update cgraph.
2088 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2090 2009-04-18 Richard Guenther <rguenther@suse.de>
2093 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2094 (fold_stmt): ... this and ...
2095 (fold_stmt_inplace): ... this.
2096 (fold_stmt_1): Fold references in calls and asms.
2097 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2099 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2101 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2102 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2104 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2106 * tree.c (function_args_count): Remove.
2107 * tree.h: Remove the prototype for function_args_count.
2109 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2111 * tree-iterator.c (expr_only): Remove.
2112 * tree.h: Remove the prototype for expr_only.
2114 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2116 * reginfo.c (cannot_change_mode_set_regs): Remove.
2117 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2119 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2121 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2122 whether operands 0 and 1 overlaps.
2124 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2127 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2128 pointer. Use warning_at instead of warning.
2129 (search_for_addr_array): Likewise.
2130 (check_array_bounds): Likewise.
2131 (check_all_array_refs): Check that the incoming edge is not in the
2132 list of edges to be removed.
2133 (check_all_array_refs): Avoid the temporal pointer.
2134 (vrp_visit_cond_stmt): Fix typo.
2135 (simplify_switch_using_ranges): Handle the case where the switch
2136 index is an integer constant.
2138 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2140 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2142 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2144 * doc/extend.texi, doc/invoke.texi: Fix typos.
2146 2009-04-17 Cary Coutant <ccoutant@google.com>
2148 * tree-flow-inline.h (get_lineno): Fix inverted test.
2150 2009-04-17 Diego Novillo <dnovillo@google.com>
2152 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2153 assertion for AVAIL_OUT.
2155 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2158 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2159 * config/sh/linux-atomic.asm: Likewise.
2161 2009-04-17 Diego Novillo <dnovillo@google.com>
2163 * except.c (debug_eh_tree): New.
2164 (struct eh_region, struct eh_status): Move ...
2165 * except.h: ... here.
2166 (add_type_for_runtime): Declare extern.
2167 (lookup_type_for_runtime): Likewise.
2168 (debug_eh_tree): Declare.
2169 * Makefile.in (GTFILES): List except.h before except.c
2171 2009-04-17 Diego Novillo <dnovillo@google.com>
2173 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2174 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2175 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2176 (find_vars_r): ... here.
2177 * tree-flow.h (find_referenced_vars_in): Declare.
2178 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2179 that AVAIL_OUT exists for BLOCK.
2180 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2181 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2182 (tree-parloops.o): Likewise.
2184 2009-04-17 Simon Baldwin <simonb@google.com>
2186 * toplev.c (default_tree_printer): Add handling for %E format.
2188 2009-04-17 Diego Novillo <dnovillo@google.com>
2190 * tree-pretty-print.c (dump_generic_node): Add break after
2191 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2192 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2193 FUNCTION_TYPE together. Call print_struct_decl when printing
2194 structures and TDF_SLIM is not given.
2195 (print_struct_decl): Fix logic for detecting recursion.
2197 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2200 * gcc.c (create_at_file): New.
2201 (compile_input_file_p): New.
2202 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2203 * main.c (main): Update call to toplev_main.
2204 * toplev.c (toplev_main): Change signature. Call expandargv.
2205 * toplev.h (toplev_main): Change signature.
2207 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2209 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2210 if the latter is not constant.
2212 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2214 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2216 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2218 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2219 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2221 2009-04-17 Richard Guenther <rguenther@suse.de>
2223 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2224 Handle component references view-converting an invariant address.
2226 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2228 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2229 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2230 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2231 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2232 Use @deftypevr rather than @deftypevar.
2234 2009-04-17 Richard Guenther <rguenther@suse.de>
2236 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2237 (get_prop_source_stmt): Likewise.
2238 (can_propagate_from): Likewise.
2240 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2242 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2243 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2244 (--with-multilib-list): Add default value.
2245 * configure: Regenerate.
2246 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2247 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2248 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2249 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2250 Don't add default cpu to multilib list unnecessarily, but do enable
2251 the relevant compiler option..
2252 Add support for --with-multilib-list=<blank> and
2253 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2254 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2255 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2256 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2258 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2259 (MULTILIB_OSDIRNAMES): New variable.
2260 * config/sh/t-1e: Delete file.
2261 * config/sh/t-mlib-sh1: Delete file.
2262 * config/sh/t-mlib-sh2: Delete file.
2263 * config/sh/t-mlib-sh2a: Delete file.
2264 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2265 * config/sh/t-mlib-sh2a-single: Delete file.
2266 * config/sh/t-mlib-sh2a-single-only: Delete file.
2267 * config/sh/t-mlib-sh2e: Delete file.
2268 * config/sh/t-mlib-sh3e: Delete file.
2269 * config/sh/t-mlib-sh4: Delete file.
2270 * config/sh/t-mlib-sh4-nofpu: Delete file.
2271 * config/sh/t-mlib-sh4-single: Delete file.
2272 * config/sh/t-mlib-sh4-single-only: Delete file.
2273 * config/sh/t-mlib-sh4a: Delete file.
2274 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2275 * config/sh/t-mlib-sh4a-single: Delete file.
2276 * config/sh/t-mlib-sh4a-single-only: Delete file.
2277 * config/sh/t-mlib-sh4al: Delete file.
2278 * config/sh/t-mlib-sh5-32media: Delete file.
2279 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2280 * config/sh/t-mlib-sh5-64media: Delete file.
2281 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2282 * config/sh/t-mlib-sh5-compact: Delete file.
2283 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2284 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2285 * doc/install.texi (Options specification): Add
2286 --with-multilib-list and --with-endian.
2288 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2290 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2292 (OBJS-common): Add plugin-version.o.
2293 (plugin-version.o): New.
2294 * gcc-plugin.h (plugin_gcc_version): New.
2295 (plugin_default_version_check): New.
2296 (plugin_init_func, plugin_init): Add version argument.
2297 * plugin-version.c: New.
2298 * plugin.c (str_plugin_gcc_version_name): New.
2299 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2300 pass it to the init function.
2301 (plugin_default_version_check): New.
2303 2009-04-17 Richard Guenther <rguenther@suse.de>
2305 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2306 for decl-vs-decl disambiguation.
2308 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2310 * config/s390/s390.h (s390_tune_attr): New macro definition.
2311 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2313 2009-04-17 Richard Guenther <rguenther@suse.de>
2315 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2316 (fold_stmt_r): Likewise.
2317 (maybe_fold_reference): New function.
2318 (fold_gimple_assign): Handle cases fold_stmt_r did.
2319 (fold_stmt): Do not use fold_stmt_r.
2320 (fold_stmt_inplace): Likewise.
2322 2009-04-17 Richard Guenther <rguenther@suse.de>
2324 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2325 (record_equivalences_from_stmt): Remove useless checks and
2327 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2328 the type is already suitable.
2330 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2332 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2334 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2336 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2337 (CMPtype): Define as __gcc_CMPtype.
2339 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2341 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2342 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2344 2009-04-17 Richard Guenther <rguenther@suse.de>
2346 PR tree-optimization/39746
2347 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2348 special-casing for builtins and static variable use/def.
2349 (call_may_clobber_ref_p_1): Likewise.
2351 2009-04-16 Ian Lance Taylor <iant@google.com>
2353 * df.h: Include "timevar.h".
2354 (struct df_problem): Change tv_id field to timevar_id_t.
2355 * tree-pass.h: Include "timevar.h".
2356 (struct opt_pass): Change tv_id field to timevar_id_t.
2357 * timevar.h (timevar_id_t): Define TV_NONE.
2358 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2359 TV_NONE rather than tv_id != 0.
2360 (execute_one_pass): Likewise.
2361 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2362 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2363 dependencies to $(TREE_PASS_H).
2364 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2366 (pass_branch_target_load_optimize2): Likewise.
2367 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2368 (pass_outof_cfg_layout_mode): Likewise.
2369 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2370 (pass_rebuild_cgraph_edges): Likewise.
2371 (pass_remove_cgraph_callee_edges): Likewise.
2372 * df-core.c (pass_df_initialize_opt): Likewise.
2373 (pass_df_initialize_no_opt): Likewise.
2374 (pass_df_finish): Likewise.
2375 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2376 * except.c (pass_set_nothrow_function_flags): Likewise.
2377 (pass_convert_to_eh_region_ranges): Likewise.
2378 * final.c (pass_compute_alignments): Likewise.
2379 * function.c (pass_instantiate_virtual_regs): Likewise.
2380 (pass_init_function): Likewise.
2381 (pass_leaf_regs): Likewise.
2382 (pass_match_asm_constraints): Likewise.
2383 * gimple-low.c (pass_lower_cf): Likewise.
2384 (pass_mark_used_blocks): Likewise.
2385 * init-regs.c (pass_initialize_regs): Likewise.
2386 * integrate.c (pass_initial_value_sets): Likewise.
2387 * ira.c (pass_ira): Likewise.
2388 * jump.c (pass_cleanup_barriers): Likewise.
2389 * omp-low.c (pass_expand_omp): Likewise.
2390 (pass_lower_omp): Likewise.
2391 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2392 * recog.c (pass_split_all_insns): Likewise.
2393 (pass_split_after_reload): Likewise.
2394 (pass_split_before_regstack): Likewise.
2395 (pass_split_before_sched2): Likewise.
2396 (pass_split_for_shorten_branches): Likewise.
2397 * reginfo.c (pass_reginfo_init): Likewise.
2398 (pass_subregs_of_mode_init): Likewise.
2399 (pass_subregs_of_mode_finish): Likewise.
2400 * passes.c (pass_postreload): Likewise.
2401 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2402 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2403 (pass_warn_function_return): Likewise.
2404 (pass_warn_function_noreturn): Likewise.
2405 * tree-complex.c (pass_lower_complex): Likewise.
2406 (pass_lower_complex_O0): Likewise.
2407 * tree-if-conv.c (pass_if_conversion): Likewise.
2408 * tree-into-ssa.c (pass_build_ssa): Likewise.
2409 * tree-mudflap.c (pass_mudflap_1): Likewise.
2410 (pass_mudflap_2): Likewise.
2411 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2412 (pass_mudflap_2): Likewise.
2413 * tree-nrv.c (pass_return_slot): Likewise.
2414 * tree-object-size.c (pass_object_sizes): Likewise.
2415 * tree-optimize.c (pass_all_optimizations): Likewise.
2416 (pass_early_local_passes): Likewise.
2417 (pass_all_early_optimizations): Likewise.
2418 (pass_cleanup_cfg): Likewise.
2419 (pass_cleanup_cfg_post_optimizing): Likewise.
2420 (pass_free_datastructures): Likewise.
2421 (pass_free_cfg_annotations): Likewise.
2422 (pass_fixup_cfg): Likewise.
2423 (pass_init_datastructures): Likewise.
2424 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2425 (pass_late_warn_uninitialized): Likewise.
2426 (pass_update_address_taken): Likewise.
2427 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2428 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2429 (pass_cse_sincos): Likewise.
2430 (pass_convert_to_rsqrt): Likewise.
2431 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2432 * tree-stdarg.c (pass_stdarg): Likewise.
2433 * tree-tailcall.c (pass_tail_recursion): Likewise.
2434 (pass_tail_calls): Likewise.
2435 * tree-vect-generic.c (pass_lower_vector): Likewise.
2436 (pass_lower_vector_ssa): Likewise.
2437 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2439 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2441 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2443 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2445 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2446 logical and signext.
2448 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2451 * config/sh/predicates.md (arith_operand): Check if the operand
2452 of TRUNCATE is a REG.
2454 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2456 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2457 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2459 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2461 * tree-iterator.c (tsi_split_statement_list_after,
2462 tsi_split_statement_list_before): Remove.
2463 * tree-iterator.h: Remove the prototypes for
2464 tsi_split_statement_list_after and tsi_split_statement_list_before.
2466 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2468 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2469 * tree-ssa-propagate.h: Remove the prototype for
2470 stmt_makes_single_load.
2472 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2474 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2475 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2477 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2479 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2481 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2483 * except.c (eh_region_outer_p): Remove.
2484 * except.h: Remove the prototype for eh_region_outer_p.
2486 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2488 * function.c (current_function_assembler_name): Remove.
2489 * function.h: Remove the prototype for
2490 current_function_assembler_name.
2492 2009-04-16 Ian Lance Taylor <iant@google.com>
2494 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2495 (add_reg_note): Call alloc_reg_note.
2496 * rtl.h (alloc_reg_note): Declare.
2497 * combine.c (try_combine): Use alloc_reg_note.
2498 (recog_for_combine, move_deaths): Likewise.
2499 (distribute_notes): Use alloc_reg_note and add_reg_note.
2500 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2501 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2502 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2504 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2506 PR rtl-optimization/39762
2507 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2508 ira_may_move_out_cost): Add comments about way of their usage.
2509 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2511 * ira-conflicts.c (process_regs_for_copy): Use function
2512 ira_get_register_move_cost instead of global
2513 ira_register_move_cost.
2515 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2516 color_pass, move_spill_restore, update_curr_costs): Ditto.
2518 * ira-lives.c (process_single_reg_class_operands): Ditto.
2520 * ira-emit.c (emit_move_list): Ditto.
2522 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2523 (record_reg_classes): Ditto. Use functions
2524 ira_get_register_move_cost and ira_get_may_move_cost instead of
2525 global vars ira_register_move_cost, ira_may_move_out_cost and
2526 ira_may_move_in_cost.
2527 (record_address_regs): Don't call ira_init_register_move_cost.
2528 Use function ira_get_may_move_cost instead of global
2529 ira_may_move_in_cost.
2530 (process_bb_node_for_hard_reg_moves): Use function
2531 ira_get_register_move_cost instead of global ira_register_move_cost.
2532 (ira_costs): Don't call ira_init_register_move_cost.
2534 2009-04-16 Richard Guenther <rguenther@suse.de>
2536 * tree-cfg.c (verify_gimple_assign_binary):
2537 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2538 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2539 (create_general_new_stmt): Note that this function is broken.
2541 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2543 * common.opt (fhelp): Add Var(help_flag).
2544 * gcc-plugin.h (plugin_info): Add help.
2545 * plugin.c (plugin_name_args): Add help.
2546 (register_plugin_info): Set plugin->help.
2547 (print_help_one_plugin): New.
2548 (print_plugins_help): New.
2549 * plugin.h (print_plugins_help): New.
2550 * toplev.c (toplev_main): Call print_plugins_help if needed.
2552 2009-04-16 Richard Guenther <rguenther@suse.de>
2554 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2555 (gimple_ior_addresses_taken_1): New function.
2556 (gimple_ior_addresses_taken): Likewise.
2557 * gimple.h (struct gimple_statement_with_ops_base): Remove
2558 addresses_taken member.
2559 (gimple_ior_addresses_taken): Declare.
2560 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2561 gimple_set_addresses_taken): Remove.
2562 * ipa-reference.c (mark_address): New function.
2563 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2564 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2565 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2566 (gimple_add_to_addresses_taken): Remove.
2567 (get_tmr_operands): Call mark_address_taken.
2568 (get_asm_expr_operands): Likewise.
2569 (get_expr_operands): Likewise.
2570 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2571 (free_stmt_operands): Do not free it.
2572 * tree-ssa.c (delete_tree_ssa): Likewise.
2573 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2575 2009-04-16 Richard Guenther <rguenther@suse.de>
2577 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2578 (walk_stmt_load_store_ops): Likewise.
2579 * gimple.c (get_base_loadstore): New function.
2580 (walk_stmt_load_store_addr_ops): Likewise.
2581 (walk_stmt_load_store_ops): Likewise.
2582 * ipa-pure-const.c (check_op): Simplify.
2583 (check_load, check_store): New functions.
2584 (check_stmt): Use walk_stmt_load_store_ops.
2585 * ipa-reference.c (mark_load): Adjust signature.
2586 (mark_store): Likewise.
2587 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2589 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2591 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2593 * opts.c (common_handle_option): Don't call print_version.
2594 * plugin.c (plugin_name_args): Add version.
2595 (register_plugin_info): New.
2596 (register_callback): Handle PLUGIN_INFO.
2597 (try_init_one_plugin): New.
2598 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2600 (finalize_one_plugin): New.
2601 (finalize_plugins): New.
2602 (print_one_plugin): New.
2603 (print_plugins_versions): New.
2604 * plugin.h (print_plugins_versions): New.
2605 (finalize_plugins): New.
2606 * toplev.c (compile_file): Don't call initialize_plugins.
2607 (print_version): Call print_plugins_versions.
2608 (toplev_main): Call initialize_plugins. Print version if needed.
2609 Call finalize_plugins.
2611 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2613 * common.opt (fversion): New.
2614 * gcc.c (print_version): New.
2615 (process_command): Don't print the version. Just set print_version.
2616 (main): Print version. Call subprocesses if print_version and
2617 verbose_flag are set.
2618 * opts.c (common_handle_option): Handle OPT_fversion.
2620 2009-04-16 Richard Guenther <rguenther@suse.de>
2621 Ira Rosen <irar@il.ibm.com>
2623 PR tree-optimization/39698
2624 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2625 type of the reduction variable. Only generate the def if
2628 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2629 make sure to first convert to an integer of the same precision.
2630 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2631 the type of the evolution correctly in computing the new
2632 induction variable base.
2634 2009-04-16 Richard Guenther <rguenther@suse.de>
2637 * tree-cfg.c (make_blocks): Split statements with to-be
2638 abnormal SSA names on the lhs.
2640 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2642 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2643 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2644 * c-typeck.c (really_start_incremental_init): Likewise.
2645 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2646 (TARGET_INITIALIZER): Remove it.
2647 * target.h (struct target): Remove vector_opaque_p.
2648 * tree.c (build_opaque_vector_type): New.
2649 * tree.h (TYPE_VECTOR_OPAQUE): New.
2650 (build_opaque_vector_type): Declare.
2651 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2652 * config/rs6000/rs6000.c (build_opaque_vector_type,
2653 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2654 (rs6000_init_builtins): Use build_opaque_vector_type for
2655 opaque_V4SI_type_node.
2657 2009-04-15 Catherine Moore <clm@codesourcery.com>
2659 * debug.h (set_name): Declare.
2660 * dwarf2out.c (dwarf2out_set_name): Declare.
2661 (dwarf2_debug_hooks): Add set_name.
2662 (find_AT_string): New.
2663 (add_AT_string): Call find_AT_string.
2664 (dwarf2out_set_name): New.
2665 * cp/decl.c (grokdeclarator): Call set_name.
2666 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2667 * debug.c (do_nothing_debug_hooks): Likewise.
2668 * dbxout.c (dbx_debug_hooks): Likewise.
2669 * sdbout.c (sdb_debug_hooks): Likewise.
2671 2009-04-15 Michael Eager <eager@eagercon.com>
2673 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2674 reg for single-precision FPU.
2675 * config/rs6000/rs6000.md (movsi_internal1): Only for
2677 (movsi_internal1_single): New. Add pattern to move SI values to/from
2678 single-precision FP regs.
2680 2009-04-15 Richard Guenther <rguenther@suse.de>
2682 * omp-low.c (lower_rec_input_clauses): Build correct address
2684 (expand_omp_for_generic): Fix multiplication type.
2685 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2686 (generate_memset_zero): Fix types.
2687 * tree-profile.c (prepare_instrumented_value): Correctly
2690 2009-04-15 Ian Lance Taylor <iant@google.com>
2692 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2693 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2694 for -Wall and for -Wc++-compat.
2695 (c_common_post_options): For C++, set warn_enum_compare if not
2697 * c-tree.h (struct c_expr): Add field original_type.
2698 (build_external_ref): Update declaration.
2699 * c-parser.c (c_parser_braced_init): Set original_type.
2700 (c_parser_initelt): Likewise.
2701 (c_parser_expr_no_commas): Likewise.
2702 (c_parser_conditional_expression): Likewise.
2703 (c_parser_cast_expression): Likewise.
2704 (c_parser_unary_expression): Likewise. Pull setting of
2705 original_code to top of function.
2706 (c_parser_sizeof_expression): Set original_type.
2707 (c_parser_alignof_expression): Likewise.
2708 (c_parser_postfix_expression): Likewise. Pull setting of
2709 original_code to top of function.
2710 (c_parser_postfix_expression_after_paren_type): Set original_type.
2711 (c_parser_postfix_expression_after_primary): Likewise.
2712 (c_parser_expression): Likewise.
2713 * c-typeck.c (build_external_ref): Add type parameter. Change all
2715 (c_expr_sizeof_expr): Set original_type field.
2716 (parser_build_unary_op): Likewise.
2717 (parser_build_binary_op): Likewise. Optionally warn about
2718 comparisons of enums of different types.
2719 (digest_init): Set original_type field.
2720 (really_start_incremental_init): Likewise.
2721 (push_init_level, pop_init_level): Likewise.
2722 * doc/invoke.texi (Warning Options): -Wenum-compare now
2725 2009-04-15 Richard Guenther <rguenther@suse.de>
2727 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2728 out a necessary conversion.
2729 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2730 names we didn't value number.
2731 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2733 2009-04-15 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/39764
2736 * tree-ssa-ccp.c (get_value): Canonicalize value with
2737 canonicalize_float_value.
2739 2009-04-15 Jan Hubicka <jh@suse.cz>
2741 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2742 Wrong version of patch.
2744 2009-04-15 Jan Hubicka <jh@suse.cz>
2746 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2748 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2750 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2751 our distinct integral and vector types.
2753 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2755 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2756 * init.c (build_vtbl_address): Remove call to assemble_external.
2758 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2760 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2761 output for other floating point modes.
2763 2009-04-14 Diego Novillo <dnovillo@google.com>
2765 * diagnostic.c (diagnostic_report_diagnostic): Do not
2766 warn about loaded plugins for DK_ERROR and DK_WARNING.
2767 * c-decl.c (declspecs_add_type): Move call to
2768 invoke_plugin_callbacks ...
2769 * c-parser.c (c_parser_declspecs): ... here.
2770 * plugin.c (dump_active_plugins): Tidy output.
2772 2009-04-14 Diego Novillo <dnovillo@google.com>
2773 Le-Chun Wu <lcwu@google.com>
2775 * configure.ac: Add --enable-plugin support.
2776 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2777 * Makefile.in (PLUGIN_H): Define.
2778 Export ENABLE_PLUGIN and GMPINC to site.exp.
2779 Add PLUGINLIBS to link command.
2780 Add/modify dependencies for plugin.o and files including plugin.h.
2782 * config.in: Regenerate.
2784 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2787 2009-04-14 Le-Chun Wu <lcwu@google.com>
2789 * tree-pass.h (register_one_dump_file): Add a prototype for
2790 register_one_dump_file.
2791 * toplev.c (compile_file): Call initialize_plugins.
2792 (do_compile): Call invoke_plugin_callbacks.
2793 (toplev_main): Call invoke_plugin_callbacks.
2794 * common.opt: Add -fplugin= and -fplugin-arg-.
2795 * gcc-plugin.h: New public header file for plugins to include.
2796 * plugin.c: New source file.
2797 * plugin.h: New internal header file.
2798 * passes.c (register_one_dump_file): Make it external.
2800 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2802 2009-04-14 Diego Novillo <dnovillo@google.com>
2804 * doc/plugins.texi: New.
2805 * doc/gccint.texi: Add reference to Plugins chapter.
2806 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2807 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2808 loaded plugins, if any.
2809 * timevar.def (TV_PLUGIN_INIT): Define.
2810 (TV_PLUGIN_RUN): Define.
2811 * plugin.c: Include timevar.h
2812 (plugins_active_p): New.
2813 (dump_active_plugins): New.
2814 (debug_active_plugins): New.
2816 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2818 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2820 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2822 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2824 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2825 the same as a minus without a shift.
2827 2009-04-14 Nick Clifton <nickc@redhat.com>
2829 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2830 comparisons with small integers will always produce a short
2833 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2836 2008-12-19 Diego Novillo <dnovillo@google.com>
2838 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2840 2009-04-14 Richard Guenther <rguenther@suse.de>
2842 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2844 (verify_gimple_assign_binary): Likewise. Handle shifts and
2846 (verify_gimple_phi): Print the mismatched argument position.
2847 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2849 (vect_update_init_of_dr): Likewise.
2850 * matrix-reorg.c (transform_access_sites): Do what the
2852 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2854 2009-04-13 Michael Eager <eager@eagercon.com>
2856 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2857 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2858 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2859 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2860 remove duplicate config
2862 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2864 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2865 file_name:line_number type locator of the call site.
2867 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2869 * genautomata.c: Put blank after comma.
2870 (automaton_decls): New.
2871 (struct unit_usage): Add comments to member next.
2872 (store_alt_unit_usage): Keep the list ordered.
2873 (unit_present_on_list_p, equal_alternatives_p): New.
2874 (check_regexp_units_distribution): Check units distribution
2875 correctness correctly.
2876 (main): Don't write automata if error is found. Return correct
2879 * config/m68k/cf.md (cfv4_ds): Remove.
2880 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2881 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2883 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2884 power4-load-ext, power4-store, power4-store-update,
2885 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2886 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2887 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2888 power4-sqrt, power4-isync): Modify reservation to make correct
2889 unit distribution to automata.
2891 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2892 power5-store-update, power5-two, power5-three, power5-lmul,
2893 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2895 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2897 * except.c (pass_set_nothrow_function_flags): Set name and add
2899 (set_nothrow_function_flags): Mention in the dump file when
2900 changing a function to nothrow.
2902 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2905 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2906 instead of unsigned long.
2908 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2910 * config/arm/arm.c (return_used_this_function): Remove.
2911 (arm_output_function_prologue): Remove use of
2912 return_used_this_function.
2913 (output_return_instruction): Replace use of
2914 return_used_this_function
2915 by cfun->machine->return_used_this_function.
2916 (arm_output_epilogue): Likewise.
2917 (arm_output_function_epilogue): Likewise.
2918 (thumb_unexpanded_epilogue): Likewise.
2919 * config/arm/arm.h (struct machine_function):
2920 New member return_used_this_function.
2922 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2924 * doc/install.texi: Correct description of default directory for
2925 --with-gxx-include-dir.
2927 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2929 * fold-const.c (build_range_check): Properly deal with enumeral and
2932 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2934 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2935 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2936 * params.h (MAX_GCSE_PASSES): Remove.
2937 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2938 in sequence. Remove ability to run multiple passes.
2939 (bypass_jumps): Report run as third CPROP pass.
2941 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2944 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2945 when deciding whether the whole SEQUENCE can throw.
2947 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2950 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2951 offseted label references.
2953 2009-04-11 Jan Hubicka <jh@suse.cz>
2955 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2957 2009-04-11 Richard Guenther <rguenther@suse.de>
2960 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2961 return variables as TREE_ADDRESSABLE.
2963 2009-04-11 Richard Guenther <rguenther@suse.de>
2965 PR tree-optimization/39713
2966 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2967 reference trees have SSA_NAME operands.
2969 2009-04-11 Richard Guenther <rguenther@suse.de>
2972 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2973 address expressions.
2975 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2977 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2978 match changes in Cygwin 1.7
2979 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2980 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2982 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2984 PR tree-optimization/39701
2985 * doc/invoke.texi (Optimization Options): Document change in
2986 meaning and initialization of -fdelete-null-pointer-checks.
2988 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2991 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2993 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2996 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2998 2009-04-10 Chao-ying Fu <fu@mips.com>
3000 * doc/tm.texi (Instruction Output): Document
3001 TARGET_ASM_FINAL_POSTSCAN_INSN.
3002 * target.h (final_postscan_insn): New field in asm_out.
3003 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3004 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3005 * final.c (final_scan_insn): Call
3006 targetm.asm_out.final_postscan_insn after outputting
3007 an asm macro and a normal instruction.
3009 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3010 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3011 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3012 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3013 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3015 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3018 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3019 variables as non-NULL even with -fdelete-null-pointer-checks.
3021 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3023 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3025 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3028 * config/i386/i386.c (classify_argument): Handle SCmode with
3029 (bit_offset % 64) != 0.
3031 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3033 * doc/invoke.texi (Optimize Options): Add cross-reference to
3034 -Q --help=optimizers examples.
3036 2009-04-10 Ben Elliston <bje@au.ibm.com>
3039 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3040 regalign for the reg == fpr and TDmode case.
3042 2009-04-09 David Ayers <ayers@fsfe.org>
3045 * objc/objc-act.c (warn_with_method): Remove helper function.
3046 (check_duplicates): Call warning and inform directly.
3047 (really_start_method): Likewise.
3049 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3051 * expmed.c (expand_divmod): Always use a comparison for a division
3052 by a large unsigned integer.
3054 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3055 for things others than variables or functions as nonzero.
3057 2009-04-09 Nick Clifton <nickc@redhat.com>
3059 * unwind-compat.c: Change copyright header to refer to version
3060 3 of the GNU General Public License with version 3.1 of the
3061 GCC Runtime Library Exception and to point readers at the
3062 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3063 * config/alpha/crtfastmath.c: Likewise.
3064 * config/alpha/linux-unwind.h: Likewise.
3065 * config/alpha/qrnnd.asm: Likewise.
3066 * config/alpha/vms-crt0-64.c: Likewise.
3067 * config/alpha/vms-crt0.c: Likewise.
3068 * config/alpha/vms-dwarf2.asm: Likewise.
3069 * config/alpha/vms-dwarf2eh.asm: Likewise.
3070 * config/alpha/vms-psxcrt0-64.c: Likewise.
3071 * config/alpha/vms-psxcrt0.c: Likewise.
3072 * config/alpha/vms_tramp.asm: Likewise.
3073 * config/arc/initfini.c: Likewise.
3074 * config/arc/lib1funcs.asm: Likewise.
3075 * config/arm/bpabi-v6m.S: Likewise.
3076 * config/arm/bpabi.S: Likewise.
3077 * config/arm/bpabi.c: Likewise.
3078 * config/arm/crti.asm: Likewise.
3079 * config/arm/crtn.asm: Likewise.
3080 * config/arm/ieee754-df.S: Likewise.
3081 * config/arm/ieee754-sf.S: Likewise.
3082 * config/arm/lib1funcs.asm: Likewise.
3083 * config/arm/libunwind.S: Likewise.
3084 * config/arm/linux-atomic.c: Likewise.
3085 * config/arm/mmintrin.h: Likewise.
3086 * config/arm/pr-support.c: Likewise.
3087 * config/arm/unaligned-funcs.c: Likewise.
3088 * config/arm/unwind-arm.c: Likewise.
3089 * config/arm/unwind-arm.h: Likewise.
3090 * config/avr/libgcc.S: Likewise.
3091 * config/bfin/crti.s: Likewise.
3092 * config/bfin/crtlibid.s: Likewise.
3093 * config/bfin/crtn.s: Likewise.
3094 * config/bfin/lib1funcs.asm: Likewise.
3095 * config/bfin/linux-unwind.h: Likewise.
3096 * config/cris/arit.c: Likewise.
3097 * config/cris/cris_abi_symbol.c: Likewise.
3098 * config/darwin-64.c: Likewise.
3099 * config/darwin-crt2.c: Likewise.
3100 * config/darwin-crt3.c: Likewise.
3101 * config/darwin.h: Likewise.
3102 * config/dbxelf.h: Likewise.
3103 * config/dfp-bit.c: Likewise.
3104 * config/dfp-bit.h: Likewise.
3105 * config/elfos.h: Likewise.
3106 * config/fixed-bit.c: Likewise.
3107 * config/fixed-bit.h: Likewise.
3108 * config/fp-bit.c: Likewise.
3109 * config/fp-bit.h: Likewise.
3110 * config/fr30/crti.asm: Likewise.
3111 * config/fr30/crtn.asm: Likewise.
3112 * config/fr30/lib1funcs.asm: Likewise.
3113 * config/freebsd-spec.h: Likewise.
3114 * config/frv/cmovd.c: Likewise.
3115 * config/frv/cmovh.c: Likewise.
3116 * config/frv/cmovw.c: Likewise.
3117 * config/frv/frvbegin.c: Likewise.
3118 * config/frv/frvend.c: Likewise.
3119 * config/frv/lib1funcs.asm: Likewise.
3120 * config/glibc-stdint.h: Likewise.
3121 * config/h8300/clzhi2.c: Likewise.
3122 * config/h8300/crti.asm: Likewise.
3123 * config/h8300/crtn.asm: Likewise.
3124 * config/h8300/ctzhi2.c: Likewise.
3125 * config/h8300/fixunssfsi.c: Likewise.
3126 * config/h8300/lib1funcs.asm: Likewise.
3127 * config/h8300/parityhi2.c: Likewise.
3128 * config/h8300/popcounthi2.c: Likewise.
3129 * config/i386/ammintrin.h: Likewise.
3130 * config/i386/att.h: Likewise.
3131 * config/i386/avxintrin.h: Likewise.
3132 * config/i386/biarch64.h: Likewise.
3133 * config/i386/bmmintrin.h: Likewise.
3134 * config/i386/cpuid.h: Likewise.
3135 * config/i386/cross-stdarg.h: Likewise.
3136 * config/i386/crtfastmath.c: Likewise.
3137 * config/i386/crtprec.c: Likewise.
3138 * config/i386/cygming-crtbegin.c: Likewise.
3139 * config/i386/cygming-crtend.c: Likewise.
3140 * config/i386/cygwin.asm: Likewise.
3141 * config/i386/emmintrin.h: Likewise.
3142 * config/i386/gmm_malloc.h: Likewise.
3143 * config/i386/gthr-win32.c: Likewise.
3144 * config/i386/i386.h: Likewise.
3145 * config/i386/immintrin.h: Likewise.
3146 * config/i386/linux-unwind.h: Likewise.
3147 * config/i386/linux64.h: Likewise.
3148 * config/i386/mm3dnow.h: Likewise.
3149 * config/i386/mmintrin-common.h: Likewise.
3150 * config/i386/mmintrin.h: Likewise.
3151 * config/i386/nmmintrin.h: Likewise.
3152 * config/i386/pmm_malloc.h: Likewise.
3153 * config/i386/pmmintrin.h: Likewise.
3154 * config/i386/smmintrin.h: Likewise.
3155 * config/i386/sol2-c1.asm: Likewise.
3156 * config/i386/sol2-ci.asm: Likewise.
3157 * config/i386/sol2-cn.asm: Likewise.
3158 * config/i386/sol2-gc1.asm: Likewise.
3159 * config/i386/tmmintrin.h: Likewise.
3160 * config/i386/unix.h: Likewise.
3161 * config/i386/w32-unwind.h: Likewise.
3162 * config/i386/wmmintrin.h: Likewise.
3163 * config/i386/x86-64.h: Likewise.
3164 * config/i386/x86intrin.h: Likewise.
3165 * config/i386/xmmintrin.h: Likewise.
3166 * config/ia64/crtbegin.asm: Likewise.
3167 * config/ia64/crtend.asm: Likewise.
3168 * config/ia64/crtfastmath.c: Likewise.
3169 * config/ia64/crti.asm: Likewise.
3170 * config/ia64/crtn.asm: Likewise.
3171 * config/ia64/fde-glibc.c: Likewise.
3172 * config/ia64/lib1funcs.asm: Likewise.
3173 * config/ia64/linux-unwind.h: Likewise.
3174 * config/ia64/quadlib.c: Likewise.
3175 * config/ia64/unwind-ia64.c: Likewise.
3176 * config/linux.h: Likewise.
3177 * config/m32c/m32c-lib1.S: Likewise.
3178 * config/m32c/m32c-lib2-trapv.c: Likewise.
3179 * config/m32c/m32c-lib2.c: Likewise.
3180 * config/m32r/initfini.c: Likewise.
3181 * config/m68hc11/larith.asm: Likewise.
3182 * config/m68hc11/m68hc11-crt0.S: Likewise.
3183 * config/m68k/cf.md: Likewise.
3184 * config/m68k/crti.s: Likewise.
3185 * config/m68k/crtn.s: Likewise.
3186 * config/m68k/lb1sf68.asm: Likewise.
3187 * config/m68k/linux-unwind.h: Likewise.
3188 * config/mcore/crti.asm: Likewise.
3189 * config/mcore/crtn.asm: Likewise.
3190 * config/mcore/lib1.asm: Likewise.
3191 * config/mips/linux-unwind.h: Likewise.
3192 * config/mips/loongson.h: Likewise.
3193 * config/mips/mips16.S: Likewise.
3194 * config/mmix/crti.asm: Likewise.
3195 * config/mmix/crtn.asm: Likewise.
3196 * config/pa/fptr.c: Likewise.
3197 * config/pa/hpux-unwind.h: Likewise.
3198 * config/pa/lib2funcs.asm: Likewise.
3199 * config/pa/linux-atomic.c: Likewise.
3200 * config/pa/linux-unwind.h: Likewise.
3201 * config/pa/milli64.S: Likewise.
3202 * config/pa/quadlib.c: Likewise.
3203 * config/pa/stublib.c: Likewise.
3204 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3205 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3206 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3207 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3208 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3209 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3210 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3211 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3212 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3213 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3214 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3215 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3216 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3217 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3218 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3219 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3220 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3221 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3222 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3223 * config/rs6000/750cl.h: Likewise.
3224 * config/rs6000/altivec.h: Likewise.
3225 * config/rs6000/biarch64.h: Likewise.
3226 * config/rs6000/crtresfpr.asm: Likewise.
3227 * config/rs6000/crtresgpr.asm: Likewise.
3228 * config/rs6000/crtresxfpr.asm: Likewise.
3229 * config/rs6000/crtresxgpr.asm: Likewise.
3230 * config/rs6000/crtsavfpr.asm: Likewise.
3231 * config/rs6000/crtsavgpr.asm: Likewise.
3232 * config/rs6000/darwin-asm.h: Likewise.
3233 * config/rs6000/darwin-fallback.c: Likewise.
3234 * config/rs6000/darwin-fpsave.asm: Likewise.
3235 * config/rs6000/darwin-ldouble.c: Likewise.
3236 * config/rs6000/darwin-tramp.asm: Likewise.
3237 * config/rs6000/darwin-unwind.h: Likewise.
3238 * config/rs6000/darwin-vecsave.asm: Likewise.
3239 * config/rs6000/darwin-world.asm: Likewise.
3240 * config/rs6000/e500crtres32gpr.asm: Likewise.
3241 * config/rs6000/e500crtres64gpr.asm: Likewise.
3242 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3243 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3244 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3245 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3246 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3247 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3248 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3249 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3250 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3251 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3252 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3253 * config/rs6000/eabi-ci.asm: Likewise.
3254 * config/rs6000/eabi-cn.asm: Likewise.
3255 * config/rs6000/eabi.asm: Likewise.
3256 * config/rs6000/linux-unwind.h: Likewise.
3257 * config/rs6000/linux64.h: Likewise.
3258 * config/rs6000/paired.h: Likewise.
3259 * config/rs6000/paired.md: Likewise.
3260 * config/rs6000/ppc64-fp.c: Likewise.
3261 * config/rs6000/ppu_intrinsics.h: Likewise.
3262 * config/rs6000/rs6000.h: Likewise.
3263 * config/rs6000/si2vmx.h: Likewise.
3264 * config/rs6000/sol-ci.asm: Likewise.
3265 * config/rs6000/sol-cn.asm: Likewise.
3266 * config/rs6000/spe.h: Likewise.
3267 * config/rs6000/spu2vmx.h: Likewise.
3268 * config/rs6000/sysv4.h: Likewise.
3269 * config/rs6000/tramp.asm: Likewise.
3270 * config/rs6000/vec_types.h: Likewise.
3271 * config/s390/linux-unwind.h: Likewise.
3272 * config/s390/tpf-unwind.h: Likewise.
3273 * config/score/crti.asm: Likewise.
3274 * config/score/crtn.asm: Likewise.
3275 * config/sh/crt1.asm: Likewise.
3276 * config/sh/crti.asm: Likewise.
3277 * config/sh/crtn.asm: Likewise.
3278 * config/sh/divtab-sh4-300.c: Likewise.
3279 * config/sh/divtab-sh4.c: Likewise.
3280 * config/sh/divtab.c: Likewise.
3281 * config/sh/lib1funcs-4-300.asm: Likewise.
3282 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3283 * config/sh/lib1funcs.asm: Likewise.
3284 * config/sh/lib1funcs.h: Likewise.
3285 * config/sh/linux-atomic.asm: Likewise.
3286 * config/sh/linux-unwind.h: Likewise.
3287 * config/sh/shmedia.h: Likewise.
3288 * config/sh/sshmedia.h: Likewise.
3289 * config/sh/ushmedia.h: Likewise.
3290 * config/sparc/crtfastmath.c: Likewise.
3291 * config/sparc/linux-unwind.h: Likewise.
3292 * config/sparc/sol2-c1.asm: Likewise.
3293 * config/sparc/sol2-ci.asm: Likewise.
3294 * config/sparc/sol2-cn.asm: Likewise.
3295 * config/spu/divmodti4.c: Likewise.
3296 * config/spu/divv2df3.c: Likewise.
3297 * config/spu/float_disf.c: Likewise.
3298 * config/spu/float_unsdidf.c: Likewise.
3299 * config/spu/float_unsdisf.c: Likewise.
3300 * config/spu/float_unssidf.c: Likewise.
3301 * config/spu/mfc_multi_tag_release.c: Likewise.
3302 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3303 * config/spu/mfc_tag_release.c: Likewise.
3304 * config/spu/mfc_tag_reserve.c: Likewise.
3305 * config/spu/mfc_tag_table.c: Likewise.
3306 * config/spu/multi3.c: Likewise.
3307 * config/spu/spu_internals.h: Likewise.
3308 * config/spu/spu_intrinsics.h: Likewise.
3309 * config/spu/spu_mfcio.h: Likewise.
3310 * config/spu/vec_types.h: Likewise.
3311 * config/spu/vmx2spu.h: Likewise.
3312 * config/stormy16/stormy16-lib2.c: Likewise.
3313 * config/svr4.h: Likewise.
3314 * config/sync.c: Likewise.
3315 * config/v850/lib1funcs.asm: Likewise.
3316 * config/vxlib-tls.c: Likewise.
3317 * config/vxlib.c: Likewise.
3318 * config/vxworks-dummy.h: Likewise.
3319 * config/xtensa/crti.asm: Likewise.
3320 * config/xtensa/crtn.asm: Likewise.
3321 * config/xtensa/ieee754-df.S: Likewise.
3322 * config/xtensa/ieee754-sf.S: Likewise.
3323 * config/xtensa/lib1funcs.asm: Likewise.
3324 * config/xtensa/lib2funcs.S: Likewise.
3325 * config/xtensa/linux-unwind.h: Likewise.
3326 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3327 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3328 * coretypes.h: Likewise.
3329 * crtstuff.c: Likewise.
3330 * defaults.h: Likewise.
3331 * dwarf2.h: Likewise.
3332 * emutls.c: Likewise.
3333 * gbl-ctors.h: Likewise.
3334 * gcov-io.h: Likewise.
3335 * ginclude/float.h: Likewise.
3336 * ginclude/iso646.h: Likewise.
3337 * ginclude/stdarg.h: Likewise.
3338 * ginclude/stdbool.h: Likewise.
3339 * ginclude/stddef.h: Likewise.
3340 * ginclude/stdfix.h: Likewise.
3341 * ginclude/stdint-gcc.h: Likewise.
3342 * ginclude/tgmath.h: Likewise.
3343 * gthr-aix.h: Likewise.
3344 * gthr-dce.h: Likewise.
3345 * gthr-gnat.c: Likewise.
3346 * gthr-gnat.h: Likewise.
3347 * gthr-lynx.h: Likewise.
3348 * gthr-mipssde.h: Likewise.
3349 * gthr-nks.h: Likewise.
3350 * gthr-posix.c: Likewise.
3351 * gthr-posix.h: Likewise.
3352 * gthr-posix95.h: Likewise.
3353 * gthr-rtems.h: Likewise.
3354 * gthr-single.h: Likewise.
3355 * gthr-solaris.h: Likewise.
3356 * gthr-tpf.h: Likewise.
3357 * gthr-vxworks.h: Likewise.
3358 * gthr-win32.h: Likewise.
3360 * libgcc2.c: Likewise.
3361 * libgcc2.h: Likewise.
3362 * libgcov.c: Likewise.
3363 * tsystem.h: Likewise.
3364 * typeclass.h: Likewise.
3365 * unwind-c.c: Likewise.
3366 * unwind-compat.h: Likewise.
3367 * unwind-dw2-fde-compat.c: Likewise.
3368 * unwind-dw2-fde-darwin.c: Likewise.
3369 * unwind-dw2-fde-glibc.c: Likewise.
3370 * unwind-dw2-fde.c: Likewise.
3371 * unwind-dw2-fde.h: Likewise.
3372 * unwind-dw2.c: Likewise.
3373 * unwind-dw2.h: Likewise.
3374 * unwind-generic.h: Likewise.
3375 * unwind-pe.h: Likewise.
3376 * unwind-sjlj.c: Likewise.
3377 * unwind.inc: Likewise.
3378 * config/arm/neon-gen.ml: Change generated copyright header to
3379 refer to version 3 of the GNU General Public License with
3380 version 3.1 of the GCC Runtime Library Exception and to point
3381 readers at the COPYING3 and COPYING3.RUNTIME files and the
3382 FSF's license web page.
3383 * config/arm/arm_neon.h: Regenerate.
3385 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3387 * config/cris/cris.md: Change copyright header to refer to version
3388 3 of the GNU General Public License.
3389 * doc/install.texi2html: Change copyright header to refer to version
3390 3 of the GNU General Public License and to point readers at the
3391 COPYING3 file and the FSF's license web page.
3392 * config/vax/linux.h: Likewise.
3394 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3396 * config/i386/i386.md (cmpcc): New.
3397 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3398 (sync_compare_and_swap_cc*): Delete.
3400 * config/s390/s390.c (s390_compare_emitted): Remove.
3401 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3402 s390_compare_emitted used to be handled. Assert that modes match.
3403 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3404 refer to sync_compare_and_swap_ccsi.
3405 * config/s390/s390.h (s390_compare_emitted): Remove.
3406 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3407 instead of s390_compare_emitted.
3408 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3409 instead of s390_compare_emitted.
3410 * config/s390/s390.md (cmpcc): New.
3411 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3412 CC_REGNUM, do not pretend it's set.
3413 (sync_compare_and_swap_cc*): Delete.
3414 * config/s390/predicates.md (cc_reg_operand): New.
3416 * expr.c (sync_compare_and_swap_cc): Delete.
3417 * optabs.h (sync_compare_and_swap_cc): Delete.
3418 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3419 is being used with can_compare_p.
3420 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3422 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3423 look for a MODE_CC set instead. Use emit_store_flag.
3424 (expand_compare_and_swap_loop): Likewise, with some additional
3425 complication to avoid a force_reg when useless. Use
3426 emit_cmp_and_jump_insns.
3427 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3428 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3429 sync_compare_and_swap documentation.
3431 2009-04-09 Jan Hubicka <jh@suse.cz>
3433 * except.c (find_prev_try): Break out from ....
3434 (duplicate_eh_regions): ... here; properly update prev_try pointers
3435 when duplication part of tree.
3436 (dump_eh_tree): Improve dumping.
3437 (verify_eh_region): New.
3438 (verify_eh_tree): Use it.
3440 2009-04-06 Richard Guenther <rguenther@suse.de>
3442 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3443 &ARRAY addresses by adjusting their types and prepending
3445 * tree-cfg.c (verify_gimple_assign_single): Verify that
3446 addresses are correct.
3448 2009-04-09 Richard Guenther <rguenther@suse.de>
3450 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3451 indices into an array reference if possible.
3452 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3453 Fold POINTER_PLUS_EXPR statements with invariant address.
3455 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3458 * config.gcc (powerpc64-*-linux*): Always build biarch.
3460 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3463 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3464 it and pedwarn if this results in an INTEGER_CST.
3466 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3468 * doc/install.texi: Update minimum GMP version. Remove obsolete
3469 text in MPFR section.
3471 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3473 * dwarf2out.c (class_scope_p): New static inline.
3474 (class_or_namespace_scope_p): Use it.
3475 (gen_variable_die): Use DW_TAG_member tag for static data member
3476 declarations instead of DW_TAG_variable.
3479 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3482 2009-04-08 Richard Guenther <rguenther@suse.de>
3484 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3485 valueize random data.
3487 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3489 * config.gcc (aix tm_file): Add aix-stdint.h.
3490 (aix tm clause use_gcc_stdint): Set to wrap.
3491 * config/rs6000/aix-stdint.h: New file.
3493 2009-04-08 Richard Guenther <rguenther@suse.de>
3496 * tree-dfa.c (add_referenced_var): Do not recurse into
3497 global initializers.
3498 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3500 (fold_const_aggregate_ref): Likewise.
3502 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3504 * recog.c (ordered_comparison_operator): New.
3505 * gensupport.c (std_preds): Add it.
3506 * doc/md.texi (Machine-Independent Predicates): Document it.
3508 2009-04-08 Jan Hubicka <jh@suse.cz>
3510 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3511 * function.h (rtl_eh): Remove exception_handler_label_map.
3512 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3513 remove_exception_handler_label, for_each_eh_label_1): Remove.
3514 (rtl_remove_unreachable_regions): Remove.
3515 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3516 (find_exception_handler_labels): Don't build the hashtable.
3517 (maybe_remove_eh_handler): Remove.
3518 (for_each_eh_label): Rewrite to walk the tree.
3519 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3520 * except.h (maybe_remove_eh_handler): Remove.
3521 * passes.c (init_optimization_passes): Schedule second EH cleanup
3523 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3524 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3526 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3528 * genoutput.c (validate_optab_operands): New.
3529 (gen_insn, gen_expand): Call it.
3531 * genflags.c (gen_insn): Detect misused iterators.
3532 (main): Pass line_no to gen_insn, exit with status 1 on error.
3534 * genextract.c (line_no): Make global.
3535 (VEC_safe_set_locstr): Change assertion to error message.
3536 (main): Exit with status 1 on error.
3538 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3542 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3543 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3544 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3545 * c-convert.c (convert): Do not call fold on results of conversion
3546 functions when the result is a C_MAYBE_CONST_EXPR.
3547 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3548 of __builtin_choose_expr.
3549 * c-typeck.c (remove_c_maybe_const_expr): New.
3550 (build_unary_op, build_conditional_expr, build_compound_expr,
3551 build_binary_op, c_objc_common_truthvalue_conversion): Call
3552 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3555 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3557 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3558 CODE to produce a new one. Add a prototype to use fold_convert_const
3560 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3563 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3564 mix declarations and code.
3566 2009-04-08 Ben Elliston <bje@au.ibm.com>
3568 * gcc.c: Replace `CC' with `GCC' throughout.
3570 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3572 * doc/invoke.texi: Document Atom support.
3574 2009-04-07 Jason Merrill <jason@redhat.com>
3577 * c-common.h, c-common.c: Add flag_pretty_templates.
3578 * c-opts.c (c_common_handle_option): Set it.
3579 * c.opt: Add -fno-pretty-templates.
3580 * doc/invoke.texi (C++ Dialect Options): Likewise.
3582 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3584 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3585 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3586 (ia64_expand_builtin): Likewise.
3588 2009-04-07 Martin Jambor <mjambor@suse.cz>
3590 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3591 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3592 ADDR_EXPRS are include too.
3594 2009-04-07 Richard Guenther <rguenther@suse.de>
3596 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3597 decls are only used if passes as parameters or if they are
3598 local statics and the call is not to a builtin.
3599 (call_may_clobber_ref_p_1): Likewise.
3601 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3603 * expr.c (do_store_flag): Remove last argument. Simplify code
3604 to avoid duplication of tests already done by can_compare_p.
3605 (expand_expr_real_1): Adjust caller.
3607 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3609 * optabs.c (can_compare_p): Test the predicate of a
3610 cbranch and cstore pattern.
3612 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3614 * expr.c (convert_move): Use emit_store_flag instead of
3617 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3619 * config/i386/i386.c (ix86_compare_emitted): Remove.
3620 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3621 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3622 * config/i386/i386.h (ix86_compare_emitted): Remove.
3623 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3624 instead of ix86_compare_emitted.
3625 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3627 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3629 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3630 Add t-sysroot-suffix to tmake_file.
3631 * config/print-sysroot-suffix.sh: New file.
3632 * config/t-sysroot-suffix: New file.
3634 2009-04-07 Ben Elliston <bje@au.ibm.com>
3636 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3637 as the latter produces a warning when the target does not support
3640 2009-04-07 Ben Elliston <bje@au.ibm.com>
3642 * dfp.c: Replace type punning assignments with memcpy throughout.
3643 * Makefile.in (dfp.o-warn): Remove.
3645 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3648 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3649 Include soft-fp/t-softfp after rs6000/t-linux64.
3651 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3653 * stor-layout.c (set_sizetype): Use the full precision of their
3654 machine mode for bitsize types.
3656 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3658 * config/i386/i386.md: Revert 2 accidental checkins.
3660 2009-04-06 Joey Ye <joey.ye@intel.com>
3661 Xuepeng Guo <xuepeng.guo@intel.com>
3662 H.J. Lu <hongjiu.lu@intel.com>
3664 Atom pipeline model, tuning and insn selection.
3665 * config.gcc (atom): Add atom config options and target.
3667 * config/i386/atom.md: New.
3669 * config/i386/i386.c (atom_cost): New cost.
3670 (m_ATOM): New macro flag.
3671 (initial_ix86_tune_features): Set m_ATOM.
3672 (x86_accumulate_outgoing_args): Likewise.
3673 (x86_arch_always_fancy_math_387): Likewise.
3674 (processor_target): Add Atom cost.
3675 (cpu_names): Add Atom cpu name.
3676 (override_options): Set Atom ISA.
3677 (ix86_issue_rate): New case PROCESSOR_ATOM.
3678 (ix86_adjust_cost): Likewise.
3680 * config/i386/i386.h (TARGET_ATOM): New target macro.
3681 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3682 (TARGET_OPT_AGU): New target option.
3683 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3684 (processor_type): Add PROCESSOR_ATOM.
3686 * config/i386/i386.md (cpu): Add new value "atom".
3687 (use_carry, movu): New attr.
3688 (atom.md): Include atom.md.
3689 (adddi3_carry_rex64): Set attr "use_carry".
3690 (addqi3_carry): Likewise.
3691 (addhi3_carry): Likewise.
3692 (addsi3_carry): Likewise.
3693 (*addsi3_carry_zext): Likewise.
3694 (subdi3_carry_rex64): Likewise.
3695 (subqi3_carry): Likewise.
3696 (subhi3_carry): Likewise.
3697 (subsi3_carry): Likewise.
3698 (x86_movdicc_0_m1_rex64): Likewise.
3699 (*x86_movdicc_0_m1_se): Likewise.
3700 (x86_movsicc_0_m1): Likewise.
3701 (*x86_movsicc_0_m1_se): Likewise.
3702 (*adddi_1_rex64): Emit add insn as much as possible.
3703 (*addsi_1): Likewise.
3704 (return_internal): Set atom_unit.
3705 (return_internal_long): Likewise.
3706 (return_pop_internal): Likewise.
3707 (*rcpsf2_sse): Set atom_sse_attr attr.
3708 (*qrt<mode>2_sse): Likewise.
3709 (*prefetch_sse): Likewise.
3711 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3713 (ix86_target_macros_internal): Likewise.
3715 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3716 (*prefetch_sse_rex): Likewise.
3717 (sse_rcpv4sf2): Likewise.
3718 (sse_vmrcpv4sf2): Likewise.
3719 (sse_sqrtv4sf2): Likewise.
3720 (<sse>_vmsqrt<mode>2): Likewise.
3721 (sse_ldmxcsr): Likewise.
3722 (sse_stmxcsr): Likewise.
3723 (*sse_sfence): Likewise.
3724 (sse2_clflush): Likewise.
3725 (*sse2_mfence): Likewise.
3726 (*sse2_lfence): Likewise.
3727 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3728 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3729 (avx_movdqu<avxmodesuffix>): Likewise.
3730 (avx_lddqu<avxmodesuffix>): Likewise.
3731 (sse2_movntv2di): Change attr "type" to "ssemov".
3732 (sse2_movntsi): Likewise.
3733 (rsqrtv8sf2): Change attr "type" to "sseadd".
3734 (sse3_addsubv2df3): Set attr "atom_unit".
3735 (sse3_h<plusminus_insn>v4sf3): Likewise.
3736 (*sse2_pmaddwd): Likewise.
3737 (*vec_extractv2di_1_rex64): Likewise.
3738 (*vec_extractv2di_1_avx): Likewise.
3739 (sse2_psadbw): Likewise.
3740 (ssse3_phaddwv8hi3): Likewise.
3741 (ssse3_phaddwv4hi3): Likewise.
3742 (ssse3_phadddv4si3): Likewise.
3743 (ssse3_phadddv2si3): Likewise.
3744 (ssse3_phaddswv8hi3): Likewise.
3745 (ssse3_phaddswv4hi3): Likewise.
3746 (ssse3_phsubwv8hi3): Likewise.
3747 (ssse3_phsubwv4hi3): Likewise.
3748 (ssse3_phsubdv4si3): Likewise.
3749 (ssse3_phsubdv2si3): Likewise.
3750 (ssse3_phsubswv8hi3): Likewise.
3751 (ssse3_phsubswv4hi3): Likewise.
3752 (ssse3_pmaddubsw128): Likewise.
3753 (sse3_pmaddubsw: Likewise.
3754 (ssse3_palignrti): Likewise.
3755 (ssse3_palignrdi): Likewise.
3757 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3759 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3761 2009-04-06 Richard Guenther <rguenther@suse.de>
3763 PR tree-optimization/28868
3764 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3765 of which PHI results we inserted.
3766 (insert_into_preds_of_block): Record inserted PHIs.
3767 (eliminate): Eliminate redundant PHI nodes.
3768 (init_pre): Init inserted_phi_names.
3770 2009-04-06 Richard Guenther <rguenther@suse.de>
3772 PR tree-optimization/39643
3773 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3774 IMAGPART_EXPRs of complex constants.
3775 (execute_fold_all_builtins): If we folded a call queue
3776 TODO_update_address_taken.
3778 2009-04-06 Jan Hubicka <jh@suse.cz>
3781 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3784 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3786 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3788 (ic_invalidate_array): Likewise.
3790 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3792 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3793 alignment for library calls.
3795 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3797 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3798 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3799 * config/i386/mingw-stdint.h: New file.
3801 2009-04-05 Richard Guenther <rguenther@suse.de>
3803 PR tree-optimization/39648
3804 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3805 our &A vs. &A[0] IL deficiencies.
3807 2009-04-04 Jan Hubicka <jh@suse.cz>
3809 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3810 removed toplevel regions.
3811 (sjlj_mark_call_sites): Likewise.
3813 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3815 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3816 (cygwin tm clause use_gcc_stdint): Set to wrap.
3817 * config/i386/cygwin-stdint.h: New file.
3819 2009-04-04 Richard Guenther <rguenther@suse.de>
3821 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3822 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3823 single-argument PHIs if we are in loop-closed SSA form.
3824 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3825 for the pre-condition.
3826 (slpeel_tree_peel_loop_to_edge): Likewise.
3827 (vect_build_loop_niters): Take an optional sequence to append stmts.
3828 (vect_generate_tmps_on_preheader): Likewise.
3829 (vect_do_peeling_for_loop_bound): Take extra guards for the
3831 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3832 the cost model check.
3833 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3834 guards if we are going to peel. Do not apply versioning in that case.
3835 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3836 (vect_do_peeling_for_loop_bound): Likewise.
3837 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3838 loop bound only record extra pre-conditions, do not apply loop
3841 2009-04-04 Richard Guenther <rguenther@suse.de>
3843 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3846 2009-04-04 Jan Hubicka <jh@suse.cz>
3848 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3849 last_basic_block for size of bb->index indexed array.
3850 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3851 compute_out, link_btr_uses, build_btr_def_use_webs,
3852 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3854 2009-04-04 Jan Hubicka <jh@suse.cz>
3856 * except.c (remove_eh_handler_and_replace): Break out from ...
3857 (remove_eh_handler): ... here.
3858 (bring_to_root): New function.
3859 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3860 handled ones, bring others to root of tree.
3862 2009-04-04 Jan Hubicka <jh@suse.cz>
3864 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3865 (all_phis_safe_to_merge): New function.
3866 (update_info): New structure.
3867 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3868 (cleanup_empty_eh): Update SSA if possible.
3870 2009-04-04 Richard Guenther <rguenther@suse.de>
3872 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3873 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3874 (append_vuse): Likewise.
3876 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3878 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3879 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3880 instead of REG_UNSAVED for DW_CFA_undefined.
3881 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3882 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3885 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3888 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3889 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3890 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3892 2009-04-04 Richard Guenther <rguenther@suse.de>
3894 PR tree-optimization/8781
3895 PR tree-optimization/37892
3896 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3897 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3898 (valueize_refs): Call it for *& valueizations.
3899 (shared_reference_ops_from_ref): Rename to ...
3900 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3901 (shared_reference_ops_from_call): Rename to ...
3902 (valueize_shared_reference_ops_from_call): ... this and valueize.
3903 (vn_reference_lookup): Update.
3904 (visit_reference_op_call): Likewise.
3905 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3906 (eliminate): Value-replace the call address in call statements.
3908 2009-04-04 Richard Guenther <rguenther@suse.de>
3910 PR tree-optimization/39636
3911 * tree-ssa-forwprop.c
3912 (forward_propagate_addr_into_variable_array_index): Check for
3913 GIMPLE_ASSIGN before accessing the rhs code.
3915 2009-04-03 Jason Merrill <jason@redhat.com>
3917 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3919 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3921 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3922 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3923 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3924 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3925 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3926 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3927 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3928 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3929 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3930 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3931 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3932 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3933 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3934 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3935 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3936 Use fr_reg_or_fp01_operand instead of fr_register_operand
3938 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3939 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3940 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3942 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3944 PR rtl-optimization/39607
3945 PR rtl-optimization/39631
3949 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3950 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3951 instead of DF_LR_OUT.
3952 * ira-lives.c (process_bb_node_lives): Ditto.
3953 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3954 instead of DF_LR_{OUT,IN}.
3955 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3956 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3958 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3960 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3961 (execute_lower_omp): Always run but take the short way out if -fopenmp
3963 (gate_lower_omp): Remove, forcing the pass manager to always run the
3964 pass and always set PROP_gimple_lomp.
3965 (pass_lower_omp): Remove gate function.
3966 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3967 PROP_trees. Instead, require it.
3968 * ipa-cp.c (pass_ipa_cp): Likewise.
3969 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3970 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3971 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3972 and PROP_gimple_leh.
3974 2009-04-03 Richard Guenther <rguenther@suse.de>
3977 PR tree-optimization/23940
3978 PR tree-optimization/33237
3981 PR tree-optimization/36201
3982 PR tree-optimization/36230
3983 PR tree-optimization/38049
3984 PR tree-optimization/38207
3985 PR tree-optimization/38230
3986 PR tree-optimization/38301
3987 PR tree-optimization/38585
3989 PR tree-optimization/38985
3990 PR tree-optimization/39299
3991 * tree-ssa-structalias.h: Remove.
3992 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3993 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3994 (struct vuse_element_d): Remove.
3995 (struct vuse_vec_d): Likewise.
3996 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3997 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3998 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3999 VUSE_ELEMENT_VAR): Likewise.
4000 (struct voptype_d): Likewise.
4001 (NUM_VOP_FREE_BUCKETS): Likewise.
4002 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4003 (struct stmt_operands_d): Remove.
4004 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4005 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4006 VDEF_NUM, VDEF_VECT): Likewise.
4007 (copy_virtual_operands): Remove.
4008 (operand_build_cmp): Likewise.
4009 (create_ssa_artificial_load_stmt): Likewise.
4010 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4011 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4012 vuse_index and mayuse_index members. Pack and move done and iter_type
4013 members to the front.
4014 (SSA_OP_VMAYUSE): Remove.
4015 (SSA_OP_VIRTUAL_USES): Adjust.
4016 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4017 (unlink_stmt_vdef): Declare.
4018 (add_to_addressable_set): Remove.
4019 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4020 (vrp_visit_stmt): Likewise.
4021 * doc/tree-ssa.texi (Alias analysis): Update.
4022 * doc/invoke.texi (max-aliased-vops): Remove docs.
4023 (avg-aliased-vops): Likewise.
4024 * tree-into-ssa.c (syms_to_rename): Remove.
4025 (need_to_update_vops_p): Likewise.
4026 (need_to_initialize_update_ssa_p): Rename to ...
4027 (update_ssa_initialized_fn): ... this. Track function we are
4029 (symbol_marked_for_renaming): Simplify.
4030 (add_new_name_mapping): Do not set need_to_update_vops_p.
4031 (dump_currdefs): Use SYMS_TO_RENAME.
4032 (rewrite_update_stmt): Always walk all uses/defs.
4033 (dump_update_ssa): Adjust.
4034 (init_update_ssa): Take function argument. Track what we are
4036 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4037 (create_new_def_for): Initialize for cfun, assert we are initialized
4039 (mark_sym_for_renaming): Simplify.
4040 (mark_set_for_renaming): Do not initialize update-ssa.
4041 (need_ssa_update_p): Simplify. Take function argument.
4042 (name_mappings_registered_p): Assert we ask for the correct function.
4043 (name_registered_for_update_p): Likewise.
4044 (ssa_names_to_replace): Likewise.
4045 (release_ssa_name_after_update_ssa): Likewise.
4046 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4047 (dump_decl_set): Do not print a newline.
4048 (debug_decl_set): Do it here.
4049 (dump_update_ssa): And here.
4050 * tree-ssa-loop-im.c (move_computations): Adjust.
4051 (movement_possibility): Likewise.
4052 (determine_max_movement): Likewise.
4053 (gather_mem_refs_stmt): Likewise.
4054 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4056 * tree-complex.c (update_all_vops): Remove.
4057 (expand_complex_move): Adjust.
4058 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4059 Simplify test for memory referencing statement. Exclude
4060 non-invariant ADDR_EXPRs.
4061 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4062 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4063 (rdg_flag_uses): Likewise.
4064 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4066 (tree_optimize_tail_calls_1): Also split the
4067 edge from the entry block if we have degenerate PHI nodes in
4068 the first basic block.
4069 * tree.c (init_ttree): Remove memory-tag related code.
4070 (tree_code_size): Likewise.
4071 (tree_node_structure): Likewise.
4072 (build7_stat): Re-write to be build6_stat.
4073 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4074 (SSA_VAR_P): Adjust.
4075 (struct tree_memory_tag): Remove.
4076 (struct tree_memory_partition_tag): Likewise.
4077 (union tree_node): Adjust.
4078 (build7): Re-write to be build6.
4079 * tree-pass.h (pass_reset_cc_flags): Remove.
4080 (TODO_update_address_taken): New flag.
4081 (pass_simple_dse): Remove.
4082 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4083 * params.h (MAX_ALIASED_VOPS): Remove.
4084 (AVG_ALIASED_VOPS): Likewise.
4085 * omp-low.c (expand_omp_taskreg): Update SSA form.
4086 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4087 aliases the lhs in a copy stmt.
4088 * tree-ssa-dse.c (struct address_walk_data): Remove.
4089 (memory_ssa_name_same): Likewise.
4090 (memory_address_same): Likewise.
4091 (get_kill_of_stmt_lhs): Likewise.
4092 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4093 unused stores. Look through PHI nodes into post-dominated regions.
4094 (dse_optimize_stmt): Simplify. Properly remove stores.
4095 (tree_ssa_dse): Compute dominators.
4096 (execute_simple_dse): Remove.
4097 (pass_simple_dse): Likewise.
4098 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4099 gimple_loaded_syms and gimple_stored_syms computation.
4100 * toplev.c (dump_memory_report): Dump alias and pta stats.
4101 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4102 (vn_reference_eq): Likewise.
4103 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4104 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4105 valueize_vuses): Remove.
4106 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4107 (get_def_ref_stmt_vuse): ... this.
4108 (vn_reference_lookup_2): New function.
4109 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4110 walking equivalent vuses. Simplify.
4111 (vn_reference_lookup): Likewise.
4112 (vn_reference_insert): Likewise.
4113 (vn_reference_insert_pieces): Likewise.
4114 (visit_reference_op_call): Simplify.
4115 (visit_reference_op_load): Likewise.
4116 (visit_reference_op_store): Likewise.
4117 (init_scc_vn): Remove shared_lookup_vuses initialization.
4118 (free_scc_vn): Remove shared_lookup_vuses freeing.
4119 (sort_vuses, sort_vuses_heap): Remove.
4120 (get_ref_from_reference_ops): Export.
4121 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4122 vector with single vuse pointer.
4123 (vn_reference_lookup_pieces, vn_reference_lookup,
4124 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4125 (shared_vuses_from_stmt): Remove.
4126 (get_ref_from_reference_ops): Declare.
4127 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4128 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4129 memory-tag related code.
4130 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4131 (likely_value): Add comment, skip static-chain of call statements.
4132 (surely_varying_stmt_p): Adjust.
4133 (gimplify_and_update_call_from_tree): Likewise.
4134 (execute_fold_all_builtins): Do not rebuild alias info.
4135 (gimplify_and_update_call_from_tree): Properly update VOPs.
4136 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4137 (copy_ref_info): Remove memory-tag related code.
4138 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4139 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4140 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4142 * tree-ssa-dom.c (gimple_p): Remove typedef.
4143 (eliminate_redundant_computations): Adjust.
4144 (record_equivalences_from_stmt): Likewise.
4145 (avail_expr_hash): Likewise.
4146 (avail_expr_eq): Likewise.
4147 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4148 (stmt_makes_single_load): Likewise.
4149 (stmt_makes_single_store): Likewise.
4150 * tree-ssa-alias.c: Rewrite completely.
4151 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4152 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4153 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4154 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4155 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4156 Remove public functions.
4157 (pass_reset_cc_flags): Remove.
4158 (pass_build_alias): Move ...
4159 * tree-ssa-structalias.c (pass_build_alias): ... here.
4160 * tree-ssa-alias.c (may_be_aliased): Move ...
4161 * tree-flow-inline.h (may_be_aliased): ... here.
4162 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4163 count_uses_and_derefs): Move ...
4164 * gimple.c: ... here.
4165 * gimple.h (count_uses_and_derefs): Declare.
4166 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4167 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4168 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4169 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4170 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4171 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4172 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4174 * tree-dfa.c (refs_may_alias_p): Move ...
4175 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4176 * tree-ssa-alias.h: New file.
4177 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4178 (statement_sink_location): Likewise.
4179 * opts.c (decode_options): Do not adjust max-aliased-vops or
4180 avg-aliased-vops values.
4181 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4182 (TV_CALL_CLOBBER): Likewise.
4183 (TV_FLOW_SENSITIVE): Likewise.
4184 (TV_FLOW_INSENSITIVE): Likewise.
4185 (TV_MEMORY_PARTITIONING): Likewise.
4186 (TV_ALIAS_STMT_WALK): New timevar.
4187 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4188 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4189 (get_address_description): Remove memory-tag related code.
4190 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4191 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4192 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4193 and immediate uses in statements. Document.
4194 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4195 (dump_symbols): Remove.
4196 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4197 * alias.c (get_deref_alias_set): New function split out from ...
4198 (get_alias_set): ... here.
4199 * alias.h (get_deref_alias_set): Declare.
4200 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4201 type parameter. Remove restrict pointer handling. Create a
4202 ref-all pointer in case type-based alias sets do not conflict.
4203 (vect_analyze_data_refs): Remove SMT related code.
4204 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4205 (vectorizable_load): Likewise.
4206 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4207 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4208 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4209 Ignore vops and SMTs.
4210 (dr_analyze_alias): Likewise..
4211 (free_data_ref): Likewise.
4212 (create_data_ref): Likewise.
4213 (analyze_all_data_dependences): Likewise.
4214 (get_references_in_stmt): Adjust.
4215 * tree-flow-inline.h (gimple_aliases_computed_p,
4216 gimple_addressable_vars, gimple_call_clobbered_vars,
4217 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4218 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4219 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4220 gimple_mem_ref_stats): Remove.
4221 (gimple_vop): New function.
4222 (op_iter_next_use): Remove vuses and mayuses cases.
4223 (op_iter_next_def): Remove vdefs case.
4224 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4225 (clear_and_done_ssa_iter): Do not set removed fields.
4226 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4227 Assert we are not iterating over vuses or vdefs if not also
4228 iterating over uses or defs.
4229 (op_iter_init_use): Likewise.
4230 (op_iter_init_def): Likewise.
4231 (op_iter_next_vdef): Remove.
4232 (op_iter_next_mustdef): Likewise.
4233 (op_iter_init_vdef): Likewise.
4234 (compare_ssa_operands_equal): Likewise.
4235 (link_use_stmts_after): Handle vuse operand.
4236 (is_call_used): Use is_call_clobbered.
4237 (is_call_clobbered): Global variables are always call clobbered,
4238 query the call-clobbers bitmap.
4239 (mark_call_clobbered): Ignore global variables.
4240 (clear_call_clobbered): Likewise.
4241 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4242 virtual operands sanity check.
4243 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4245 (TARGET_MEM_REF): Remove TMR_TAG operand.
4246 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4247 Remove call-clobber related code.
4248 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4249 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4250 partitions or escape reason.
4251 (get_single_def_stmt, get_single_def_stmt_from_phi,
4252 get_single_def_stmt_with_phi): Remove.
4253 (dump_referenced_vars): Tidy.
4254 (get_ref_base_and_extent): Allow bare decls.
4255 (collect_dfa_stats): Adjust.
4256 * graphite.c (rename_variables_in_stmt): Adjust.
4257 (graphite_copy_stmts_from_block): Likewise.
4258 (translate_clast): Likewise.
4259 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4261 (translate_vuse_through_block): Use the oracle.
4262 (phi_translate_1): Adjust.
4263 (value_dies_in_block_x): Use the oracle. Cache the outcome
4265 (valid_in_sets): Check if the VUSE for
4266 a REFERENCE is available.
4267 (eliminate): Do not remove stmts during elimination,
4268 instead queue and remove them afterwards.
4269 (do_pre): Do not rebuild alias info.
4270 (pass_pre): Run TODO_rebuild_alias before PRE.
4271 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4272 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4273 (mark_all_v_defs_stmt): Remove.
4274 (mark_all_v_defs_seq): Adjust.
4275 (sra_replace): Likewise.
4276 (scalarize_use): Likewise.
4277 (scalarize_copy): Likewise.
4278 (scalarize_init): Likewise.
4279 (scalarize_ldst): Likewise.
4280 (todoflags): Remove.
4281 (tree_sra): Do not rebuild alias info.
4282 (tree_sra_early): Adjust.
4283 (pass_sra): Run TODO_update_address_taken before SRA.
4284 * tree-predcom.c (set_alias_info): Remove.
4285 (prepare_initializers_chain): Do not call it.
4286 (mark_virtual_ops_for_renaming): Adjust.
4287 (mark_virtual_ops_for_renaming_list): Remove.
4288 (initialize_root_vars): Adjust.
4289 (initialize_root_vars_lm): Likewise.
4290 (prepare_initializers_chain): Likewise.
4291 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4292 (may_propagate_copy_into_stmt): Likewise.
4293 (merge_alias_info): Do nothing for now.
4294 (propagate_tree_value_into_stmt): Adjust.
4295 (stmt_may_generate_copy): Likewise.
4296 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4297 not mark symbols for renaming.
4298 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4299 with the same statement, make sure to update the new pointed-to one.
4300 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4301 call statements, do not mark symbols for renaming.
4302 (mark_operand_necessary): Dump something.
4303 (ref_may_be_aliased): New function.
4304 (mark_aliased_reaching_defs_necessary_1): New helper function.
4305 (mark_aliased_reaching_defs_necessary): Likewise.
4306 (mark_all_reaching_defs_necessary_1): Likewise.
4307 (mark_all_reaching_defs_necessary): Likewise.
4308 (propagate_necessity): Do not process virtual PHIs. For
4309 non-aliased loads mark all reaching definitions as necessary.
4310 For aliased loads and stores mark the immediate dominating
4311 aliased clobbers as necessary.
4312 (visited): New global static.
4313 (perform_tree_ssa_dce): Free visited bitmap after propagating
4315 (remove_dead_phis): Perform simple dead virtual PHI removal.
4316 (remove_dead_stmt): Properly unlink virtual operands when
4318 (eliminate_unnecessary_stmts): Schedule PHI removal after
4320 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4321 (process_replaceable): Likewise.
4322 (find_replaceable_in_bb): Likewise.
4323 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4324 based on the single gimple vop.
4325 (verify_flow_insensitive_alias_info): Remove.
4326 (verify_flow_sensitive_alias_info): Likewise.
4327 (verify_call_clobbering): Likewise.
4328 (verify_memory_partitions): Likewise.
4329 (verify_alias_info): Likewise.
4330 (verify_ssa): Adjust..
4331 (execute_update_addresses_taken): Export. Update SSA
4332 manually. Optimize only when optimizing. Use a local bitmap.
4333 (pass_update_address_taken): Remove TODO_update_ssa, add
4335 (pass_update_address_taken): Just use TODO_update_address_taken.
4336 (init_tree_ssa): Do not initialize addressable_vars.
4337 (verify_ssa): Verify new VUSE / VDEF properties.
4338 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4339 Do not call verify_alias_info.
4340 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4341 Do not free the loaded and stored syms bitmaps. Reset the escaped
4342 and callused solutions. Do not free addressable_vars.
4343 Remove memory-tag related code.
4344 (warn_uninitialized_var): Aliases are always available.
4345 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4346 * lambda-code.c (can_put_in_inner_loop): Adjust.
4347 (can_put_after_inner_loop): Likewise.
4348 (perfect_nestify): Likewise.
4349 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4350 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4351 (vectorizable_conversion): Do not mark symbols for renaming.
4352 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4353 (expand_call_inline): Unlink the calls virtual operands before
4355 (tree_function_versioning): Do not call update_ssa if we are not
4356 updating clones. Simplify.
4357 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4358 (propagate_with_phi): Likewise..
4359 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4360 clobber code. Assert we are not aliased or global.
4361 * tree-flow.h: Include tree-ssa-alias.h
4362 (enum escape_type): Remove.
4363 (struct mem_sym_stats_d): Likewise.
4364 (struct mem_ref_stats_d): Likewise.
4365 (struct gimple_df): Add vop member. Remove global_var,
4366 call_clobbered_vars, call_used_vars, addressable_vars,
4367 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4368 escaped and callused members.
4369 (struct ptr_info_def): Remove all members, add points-to solution
4371 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4372 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4373 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4374 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4375 (tree-ssa-alias.o): Likewise.
4376 (toplev.o): Add tree-ssa-alias.h
4377 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4378 * gimple.c (gimple_set_bb): Fix off-by-one error.
4379 (is_gimple_reg): Do not handle memory tags.
4380 (gimple_copy): Also copy virtual operands.
4381 Delay updating the statement. Do not reset loaded and stored syms.
4382 (gimple_set_stored_syms): Remove.
4383 (gimple_set_loaded_syms): Likewise.
4384 (gimple_call_copy_skip_args): Copy the virtual operands
4385 and mark the new statement modified.
4386 * tree-ssa-structalias.c (may_alias_p): Remove.
4387 (set_uids_in_ptset): Take the alias set to prune with as
4388 parameter. Fold in the alias test of may_alias_p.
4389 (compute_points_to_sets): Compute whether a ptr is dereferenced
4391 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4392 other ADDRESSOF constraints on the lhs.
4393 (get_constraint_for_component_ref): Assert that we don't get
4394 ADDRESSOF constraints from the base of the reference.
4395 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4396 (struct variable_info): Remove collapsed_to member.
4397 (get_varinfo_fc): Remove.
4398 (new_var_info): Do not set collapsed_to.
4399 (dump_constraint): Do not follow cycles.
4400 (dump_constraint_graph): Likewise.
4401 (build_pred_graph): Likewise.
4402 (build_succ_graph): Likewise.
4403 (rewrite_constraints): Likewise.
4404 (do_simple_structure_copy): Remove.
4405 (do_rhs_deref_structure_copy): Remove.
4406 (do_lhs_deref_structure_copy): Remove.
4407 (collapse_rest_of_var): Remove.
4408 (do_structure_copy): Re-implement.
4409 (pta_stats): New global variable.
4410 (dump_pta_stats): New function.
4411 (struct constraint_expr): Make offset signed.
4412 (UNKNOWN_OFFSET): Define special value.
4413 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4414 (solution_set_expand): New helper function split out from ...
4415 (do_sd_constraint): ... here.
4416 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4417 (do_ds_constraint): Likewise.
4418 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4419 and CALLUSED = *CALLUSED.
4420 (set_union_with_increment): Make inc argument signed.
4421 (type_safe): Remove.
4422 (get_constraint_for_ptr_offset): Handle unknown and negative
4424 (first_vi_for_offset): Handle offsets before start. Bail
4425 out early for offsets beyond the variable extent.
4426 (first_or_preceding_vi_for_offset): New function.
4427 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4428 Together with ESCAPED = *ESCAPED this properly computes reachability.
4429 (find_what_var_points_to): New function.
4430 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4431 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4432 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4433 pt_solutions_intersect): New functions.
4434 (compute_call_used_vars): Remove.
4435 (compute_may_aliases): New main entry into PTA computation.
4436 * gimple.h (gimple_p): New typedef.
4437 (struct gimple_statement_base): Remove references_memory_p.
4438 (struct gimple_statement_with_memory_ops_base): Remove
4439 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4441 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4442 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4443 gimple_set_references_memory): Remove.
4444 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4445 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4447 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4448 (verify_expr): Allow RESULT_DECL.
4449 (gimple_duplicate_bb): Do not copy virtual operands.
4450 (gimple_duplicate_sese_region): Adjust.
4451 (gimple_duplicate_sese_tail): Likewise.
4452 (mark_virtual_ops_in_region): Remove.
4453 (move_sese_region_to_fn): Do not call it.
4454 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4455 and pass_simple_dse.
4456 (execute_function_todo): Handle TODO_update_address_taken,
4457 call execute_update_addresses_taken for TODO_rebuild_alias.
4458 (execute_todo): Adjust.
4459 (execute_one_pass): Init dump files early.
4460 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4462 (create_general_new_stmt): Clear vops.
4463 * tree-ssa-reassoc.c (get_rank): Adjust.
4464 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4465 symbols for renaming.
4466 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4467 (PARAM_AVG_ALIASED_VOPS): Likewise.
4468 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4469 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4470 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4471 (operand_build_cmp, copy_virtual_operands,
4472 create_ssa_artificial_load_stmt, add_to_addressable_set,
4473 gimple_add_to_addresses_taken): Remove public functions.
4474 (unlink_stmt_vdef): New function.
4476 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4478 * config.gcc (powerpc-*-linux*): Merge variants.
4480 2009-04-02 Chao-ying Fu <fu@mips.com>
4481 James Grosbach <james.grosbach@microchip.com>
4483 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4484 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4486 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4487 keep_interrupts_masked_p, use_debug_exception_return_p.
4488 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4489 keep_interrupts_masked, use_debug_exception_return.
4490 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4491 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4493 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4494 (mips_print_operand): Process COP0 registers to print $0 .. $31
4495 correctly for GAS to process.
4496 (mips_interrupt_extra_call_saved_reg_p): New function.
4497 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4499 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4500 (mips_compute_frame_info): Add supports for interrupt context that
4501 includes doubleword accumulators and COP0 registers.
4502 (mips_for_each_saved_acc): New function.
4503 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4504 mips_for_each_saved_reg.
4505 (mips_save_reg): Save accumulators.
4506 (mips_kernel_reg_p): A new for_each_rtx callback.
4507 (mips_expand_prologue): Support interrupt handlers.
4508 (mips_restore_reg): Restore accumulators.
4509 (mips_expand_epilogue): Support interrupt handlers.
4510 (mips_can_use_return_insn): Return false for interrupt handlers.
4511 (mips_epilogue_uses): New function.
4512 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4513 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4514 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4515 cop0_move): New instructions.
4516 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4517 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4519 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4521 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4522 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4523 interrupt handlers, we use K0 as the temporary register.
4524 (EPILOGUE_USES): Change to a function call.
4525 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4526 handlers, we use K0 as the temporary register.
4528 * doc/extend.texi (Function Attributes): Document interrupt,
4529 use_shadow_register_set, keep_interrupts_masked,
4530 use_debug_exception_return for MIPS attributes.
4532 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4534 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4535 Remove a number of t-files from tmake_file.
4536 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4537 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4538 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4539 target_prototype, not TARGET_PROTOTYPE.
4540 (LINK_OS_GNU_SPEC): Define.
4541 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4542 and darwin-ldoubdle.c.
4544 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4547 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4548 (cpp_options): Ditto.
4549 (default_compilers): Ditto.
4550 (display_help): Ditto.
4551 (process_command): Ditto.
4553 (set_input): Use lbasename instead of duplicate code.
4554 (save_temps_prefix): New static for -save-temps=obj.
4555 (save_temps_length): Ditto.
4557 * doc/invoke.texi (-save-temps=obj): Document new variant to
4560 2009-04-02 Jeff Law <law@redhat.com>
4562 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4565 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4567 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4568 * configure: Regenerated.
4570 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4572 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4573 share the argument list.
4575 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4579 2009-02-12 Diego Novillo <dnovillo@google.com>
4581 * varpool.c (debug_varpool): New.
4582 * cgraph.h (debug_varpool): Declare.
4584 2009-04-02 Jan Hubicka <jh@suse.cz>
4586 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4589 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4591 * config/i386/i386.c (ix86_abi): Move initialization to ...
4592 (override_options): Here.
4594 2009-04-02 Christian Bruel <christian.bruel@st.com>
4596 * config/sh/sh.c (sh_dwarf_register_span): New function.
4597 (TARGET_DWARF_REGISTER_SPAN): Define.
4598 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4600 2009-04-02 Ira Rosen <irar@il.ibm.com>
4602 PR tree-optimization/39595
4603 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4604 interleaved loads group is not greater than the SLP group size.
4606 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4608 * builtins.c (is_builtin_name): New.
4609 (called_as_built_in): Use is_builtin_name.
4610 * tree.h (is_builtin_name): New.
4611 * varasm.c (incorporeal_function_p): Use is_builtin_name
4613 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4615 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4617 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4620 * c-decl.c (clone_underlying_type): Move this ...
4621 * c-common.c (set_underlying_type): ... here.
4622 Also, make sure the function properly sets TYPE_STUB_DECL() on
4623 the newly created typedef variant type.
4624 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4625 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4628 2009-04-02 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/37221
4631 * tree-flow.h (degenerate_phi_result): Declare.
4632 * tree-ssa-dom.c (degenerate_phi_result): Export.
4633 * tree-scalar-evolution.c (analyze_initial_condition): If
4634 the initial condition is defined by a degenerate PHI node
4635 use the degenerate value.
4637 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4639 PR rtl-optimization/39588
4640 * combine.c (merge_outer_ops): Do not set the constant when this
4642 (simplify_shift_const_1): Do not modify it either in this case.
4644 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4646 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4647 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4649 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4652 * c-lex.c (interpret_float): Default (no suffix) is double.
4654 2009-04-1 Xinliang David Li <davidxl@google.com>
4656 * config/i386/i386.c (legitimate_constant_p): Recognize
4657 all one vector constant.
4659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4661 * config/vax/vax.c: Add #includes to silence warnings.
4662 Change #include order to silence two warnings.
4664 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4666 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4667 (ASM_SPEC): Pass -k to the assembler for PIC code.
4669 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4671 * config.gcc: Add vax-*-linux* to the switch.
4672 * config/vax/linux.h: New file. (TARGET_VERSION,
4673 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4675 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4677 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4678 Use predicate macros instead of GET_CODE() == foo.
4679 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4680 ashlsi3, rotrsi3, <unnamed>): Likewise.
4682 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4684 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4685 jbbccihi, jbbccisi): Remova trailing whitespace.
4686 * config/vax/constraints.md: Likewise.
4687 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4688 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4689 * config/vax/predicates.md: Likewise.
4690 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4691 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4692 * config/vax/vax.h: Likewise.
4693 * config/vax/vax.md (nonlocal_goto): Likewise.
4695 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4697 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4698 (indirectable_address_p, adjacent_operands_p): Add spaces around
4700 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4702 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4704 * config/vax/vax.c (legitimate_constant_address_p,
4705 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4706 index_term_p, reg_plus_index_p, legitimate_address_p,
4707 vax_mode_dependent_address_p): Update comments to match functions
4708 modified by the recent int->bool conversion.
4710 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4712 * config/vax/builtins.md: Update copyright message.
4713 * config/vax/constraints.md: Likewise.
4714 * config/vax/netbsd-elf.h: Likewise.
4715 * config/vax/predicates.md: Likewise.
4716 * config/vax/vax-protos.h: Likewise.
4717 * config/vax/vax.c: Likewise.
4718 * config/vax/vax.h: Likewise.
4719 * config/vax/vax.md: Likewise.
4720 * config/vax/vax.opt: Likewise.
4722 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4724 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4725 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4726 * config/vax/constraints.md (B, R): Likewise.
4727 * config/vax/predicates.md (external_memory_operand,
4728 nonimmediate_addsub_di_operand): Likewise.
4729 * config/vax/vax.c (vax_output_int_add): Likewise.
4730 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4731 untyped_call): Likewise.
4733 2009-04-01 Matt Thomas <matt@3am-software.com>
4735 * config/vax/predicates.md: New file.
4736 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4737 external_const_operand, nonsymbolic_operand, external_memory_operand,
4738 indirect_memory_operand, indexed_memory_operand,
4739 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4740 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4742 * config/vax/constraints.md: New file.
4743 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4745 * config/vax/builtins.md: New file.
4746 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4747 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4749 * config/vax/vax.opt (mqmath): Add option.
4750 * config/vax/vax.md (isfx): Extend with DI.
4751 (VAXintQH, VAXintQHSD): Define.
4752 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4753 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4754 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4755 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4756 (movdi): Update constraints and use vax_output_int_move().
4757 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4758 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4759 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4760 nonlocal_goto): New.
4761 (mov<mode>): Extend accepted operand types.
4762 (subdi3_old): Rename from subdi3, change update constraints and use
4763 a new implementation.
4764 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4765 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4766 MOVE_RATIO, CLEAR_RATIO): Define.
4767 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4768 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4769 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4770 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4771 (split_quadword_operands): Make static and really allow variable
4773 (print_operand_address): Update for PIC generation.
4774 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4775 indexable_address_p, fixup_mathdi_operand,
4776 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4777 (vax_float_literal, legitimate_constant_p,
4778 indirectable_constant_address_p, index_term_p,
4779 reg_plus_index_p): Return bool instead of int.
4780 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4782 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4784 (vax_output_conditional_branch): Indent.
4785 (legitimate_constant_address_p, indirectable_constant_address_p,
4786 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4787 vax_mode_dependent_address_p): Return bool instead of int, update for
4789 * config/vax/vax-protos.h (legitimate_constant_address_p,
4790 legitimate_constant_p, legitimate_address_p,
4791 vax_mode_dependent_address_p): Change declaration to bool.
4792 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4793 vax_expand_addsub_di_operands, vax_output_int_subtract,
4794 vax_output_movmemsi): Declare.
4795 (split_quadword_operands, vax_float_literal): Delete declaration.
4796 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4797 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4798 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4799 ASM_OUTPUT_DWARF_PCREL): Define.
4800 (ASM_SPEC): Change definition to allow PIC generation.
4802 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4804 * doc/sourcebuild.texi: Update front-end requirements.
4806 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4809 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4810 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4811 (booldi3_internal3): Use boolean_or_operator instead of
4814 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4817 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4818 declarator whose size is not an integer constant expression but
4819 folds to an integer constant, then treat it as a constant
4822 2009-04-01 Richard Guenther <rguenther@suse.de>
4824 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4825 i * 4 + 2 to (i * 2 + 1) * 2.
4827 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4830 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4831 return if c_parser_asm_string_literal returned NULL.
4833 2009-04-01 Nick Clifton <nickc@redhat.com>
4835 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4837 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4838 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4839 other typedefs to avoid conflicts with libgcc2.c. Define labels
4840 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4842 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4843 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4846 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4848 * varasm.c (default_function_rodata_section): Declare DOT as
4851 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4852 Andrey Galkin <agalkin@hypercom.com>
4855 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4856 Make object_name unique for each process.
4858 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4861 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4862 addressable variables in the parallel that could go out of scope while
4863 running queued tasks.
4865 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4867 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4868 (CASE_VALUES_THRESHOLD): Redefine.
4869 * config/avr/avr.c (avr_override_options): Remove initialization of
4870 avr_case_values_threshold variable.
4871 (avr_case_values_threshold): Remove variable. Add new function.
4872 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4873 * config/avr/avr.opt (mno-tablejump): Remove option.
4874 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4876 2009-04-01 DJ Delorie <dj@redhat.com>
4878 * varasm.c (default_function_rodata_section): Don't assume
4879 anything about where the first '.' in the section name is.
4881 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4883 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4884 rs6000_emit_stack_tie.
4886 2009-03-31 Ian Lance Taylor <iant@google.com>
4888 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4889 gimple_code with GIMPLE_RESX, not RESX.
4891 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4893 * c-common.c (c_get_ident): New.
4894 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4896 2009-04-01 Ben Elliston <bje@au.ibm.com>
4898 * config/rs6000/sysv4.opt (msdata): Improve option description.
4900 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4902 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4903 (divdf3_internal_lat): Remove.
4904 (divxf3_internal_lat): Remove.
4905 (divxf3_internal_thr): Remove.
4906 (divxf): Use divxf3_internal.
4907 * config/ia64/div.md (divsf3_internal_lat): New.
4908 (divdf3_internal_lat): New.
4909 (divxf3_internal): New.
4911 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4914 * Makefile.in (USE_GCC_STDINT): Define.
4915 (stmp-int-hdrs): Install stdint.h if applicable.
4916 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4918 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4919 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4920 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4921 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4922 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4923 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4924 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4925 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4926 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4927 (c_common_nodes_and_builtins): Initialize
4928 underlying_wchar_type_node. Do not initialize
4929 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4930 nodes for new types.
4931 (c_stddef_cpp_builtins): Define macros for new types.
4932 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4934 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4935 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4936 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4937 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4938 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4939 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4940 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4941 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4942 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4943 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4944 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4945 int16_type_node, int32_type_node, int64_type_node,
4946 uint8_type_node, uint16_type_node, c_uint32_type_node,
4947 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4948 int_least32_type_node, int_least64_type_node,
4949 uint_least8_type_node, uint_least16_type_node,
4950 uint_least32_type_node, uint_least64_type_node,
4951 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4952 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4953 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4954 uintptr_type_node): Define.
4955 * c-cppbuiltin.c (builtin_define_constants,
4956 builtin_define_type_minmax): New.
4957 (builtin_define_stdint_macros): Define more macros.
4958 (c_cpp_builtins): Define more limit macros.
4960 (builtin_define_type_max): Define in terms of
4961 builtin_define_type_minmax. Remove is_long parameter. All
4963 * config.gcc (use_gcc_stdint): Define.
4964 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4965 Add newlib-stdint.h for generic targets.
4966 * config/glibc-stdint.h, config/newlib-stdint.h,
4967 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4968 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4969 * config/score/score.h (UINTPTR_TYPE): Define.
4970 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4971 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4972 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4973 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4974 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4975 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4976 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4977 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4978 * config/spu/spu.h (STDINT_LONG32): Define.
4979 * configure.ac (use_gcc_stdint): Substitute.
4980 * configure: Regenerate.
4981 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4982 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4983 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4984 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4985 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4986 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4987 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4988 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4989 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4990 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4991 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4992 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4993 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4994 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4995 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4996 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4997 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4998 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4999 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5000 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5001 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5002 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5003 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5004 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5005 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5006 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5007 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5008 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5009 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5011 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5013 * loop-iv.c (suitable_set_for_replacement): Renamed from
5014 simplify_using_assignment; changed to return bool and to accept new
5015 args DEST and SRC. Return true iff we find a source/destination pair
5016 that can be used to make a replacement, and fill SRC and DEST if so.
5017 Remove arg ALTERED. Don't deal with altered regs here. All callers
5019 (simplify_using_initial_values): Deal with altered regs here and track
5020 more precisely the effect they have on the validity of our expression.
5022 * loop-iv.c (simplify_using_condition): A condition of the form
5023 (EQ REG CONST) can be used to simply make a substitution.
5024 (simplify_using_initial_values): Keep track of conditions we have seen
5025 and keep using them to simplify new expressions, while applying the
5026 same substitutions to them as to the expression.
5028 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5029 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5032 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5033 changed. Use this when trying to improve the upper bound.
5034 Generate the comparison by using simplify_gen_relational.
5036 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5038 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5040 (simplify_using_assignment, simplify_using_initial_values): Call
5041 replace_in_expr to make replacements. Call replace_single_def_regs
5042 once on the initial version of the expression.
5044 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5047 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5049 2009-03-31 Richard Guenther <rguenther@suse.de>
5052 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5053 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5055 2009-03-31 Richard Guenther <rguenther@suse.de>
5057 * tree.h (div_if_zero_remainder): Declare.
5058 * fold-const.c (div_if_zero_remainder): Export.
5059 * tree-ssa-forwprop.c
5060 (forward_propagate_addr_into_variable_array_index): Handle
5061 constant array index addition outside of the variable index.
5063 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5066 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5067 define_splits, floatunssi<mode>2): Require x87 conversions from
5068 DImode to be permitted.
5070 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5072 PR preprocessor/15638
5073 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5075 2009-03-31 Richard Guenther <rguenther@suse.de>
5079 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5080 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5081 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5082 a separate statement.
5083 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5084 (lookup_tmp_var): Likewise.
5085 (is_gimple_formal_tmp_or_call_rhs): Remove.
5086 (is_gimple_reg_or_call_rhs): Rename to ...
5087 (is_gimple_reg_rhs_or_call): ... this.
5088 (is_gimple_mem_or_call_rhs): Rename to ...
5089 (is_gimple_mem_rhs_or_call): ... this.
5090 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5091 DECL_GIMPLE_REG_P only if is_formal is true.
5092 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5093 for non-proper post-modify expression gimplification.
5094 (gimplify_self_mod_expr): For post-modify expressions gimplify
5095 the lvalue to a minimal lvalue.
5096 (rhs_predicate_for): Remove formal temp case.
5097 (gimplify_modify_expr_rhs): Likewise.
5098 (gimplify_addr_expr): Use is_gimple_reg.
5099 (gimplify_expr): Remove formal temp cases.
5100 (gimple_regimplify_operands): Likewise.
5101 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5102 and FILTER_EXPR like constants.
5103 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5105 (is_gimple_formal_tmp_rhs): Remove.
5106 (is_gimple_reg_rhs): Remove special casing.
5107 (is_gimple_mem_rhs): Fix.
5108 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5109 (is_gimple_formal_tmp_var): Remove.
5110 (is_gimple_formal_tmp_reg): Likewise.
5111 (is_gimple_min_lval): Allow invariant component ref parts.
5112 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5113 is_gimple_formal_tmp_reg): Remove declarations.
5114 * tree-cfg.c (verify_expr): Verify that variables with address
5115 taken do not have DECL_GIMPLE_REG_P set.
5116 * tree-mudflap.c (mf_build_check_statement_for): Use
5117 force_gimple_operand instead of gimplify_expr.
5119 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5121 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5122 schedulable rows to compute_split_row.
5124 2009-03-31 Ben Elliston <bje@au.ibm.com>
5127 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5130 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5132 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5133 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5134 * configure: Regenerate.
5135 * config.in: Regenerate.
5136 * config/rs6000/rs6000.opt (mtls-markers): Add.
5137 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5138 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5139 (tls_ld_aix, tls_ld_sysv): Likewise.
5140 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5141 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5143 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5145 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5147 2009-03-30 Jan Hubicka <jh@suse.cz>
5149 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5151 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5152 detection and label handling.
5154 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5156 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5157 left_conflicts_size.
5158 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5159 ALLOCNO_LEFT_CONFLICTS_SIZE.
5161 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5162 remove_allocno_from_bucket_and_push,
5163 allocno_spill_priority_compare, push_allocnos_to_stack,
5164 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5165 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5166 (setup_allocno_left_conflicts_num): Ditto. Rename to
5167 setup_allocno_left_conflicts_size.
5168 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5169 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5170 setup_allocno_left_conflicts_size instead of
5171 setup_allocno_left_conflicts_num.
5173 * ira-build.c (ira_create_allocno): Use
5174 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5175 ALLOCNO_LEFT_CONFLICTS_NUM.
5177 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5179 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5180 instead of DF_LR_OUT.
5182 * ira-lives.c (process_bb_node_lives): Ditto.
5184 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5185 instead of DF_LR_{OUT,IN}.
5187 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5189 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5191 2009-03-30 Jan Hubicka <jh@suse.cz>
5193 * except.c (label_to_region_map): Fix thinko.
5195 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5198 * tree.h (tree_find_value): New declaration.
5199 * tree.c (tree_find_value): New function.
5200 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5202 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5205 * c-decl.c (struct c_binding): Add locus field.
5206 (bind): Add locus argument, set locus field from it.
5207 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5208 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5209 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5210 implicitly_declare, undeclared_variable, lookup_label,
5211 declare_label, c_make_fname_decl, c_builtin_function,
5212 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5215 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5218 * config/i386/i386.c (classify_argument): Check total size of
5221 2009-03-30 Martin Jambor <mjambor@suse.cz>
5223 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5224 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5225 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5228 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5229 seen_variable_array_ref while also traversing a union.
5231 * tree-inline.c (optimize_inline_calls): Do not call
5232 cgraph_node_remove_callees.
5233 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5234 (pass_remove_cgraph_callee_edges): New variable.
5235 * passes.c (init_optimization_passes): Add
5236 pass_remove_cgraph_callee_edges after early inlining and before all
5237 late intraprocedural passes.
5239 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5241 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5243 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5246 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5248 * combine.c (simplify_comparison): Use have_insn_for.
5249 * dojump.c (do_jump): Likewise.
5251 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5253 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5254 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5255 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5256 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5257 instead of sparc_compare_emitted.
5258 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5259 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5260 instead of sparc_compare_emitted.
5262 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5264 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5265 enter/exit cfglayout mode.
5266 (pass_partition_block): Require it.
5267 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5268 (combine_instructions): Track basic blocks instead of labels.
5269 (update_cfg_for_uncondjump): New.
5270 (try_combine): Use it. Update jumps after rescanning.
5271 (pass_combine): Require PROP_cfglayout.
5272 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5274 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5276 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5277 Provide/destroy PROP_cfglayout respectively.
5278 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5279 * tree-pass.h (PROP_cfglayout): New.
5281 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5283 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5284 fold_convert_const_fixed_from_fixed,
5285 fold_convert_const_fixed_from_int,
5286 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5287 set TREE_CONSTANT_OVERFLOW.
5288 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5289 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5291 2009-03-30 Ira Rosen <irar@il.ibm.com>
5293 * tree-vect-loop-manip.c: New file.
5294 * tree-vectorizer.c: Update documentation and included files.
5295 (vect_loop_location): Make extern.
5296 (rename_use_op): Move to tree-vect-loop-manip.c
5297 (rename_variables_in_bb, rename_variables_in_loop,
5298 slpeel_update_phis_for_duplicate_loop,
5299 slpeel_update_phi_nodes_for_guard1,
5300 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5301 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5302 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5303 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5304 find_loop_location): Likewise.
5305 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5306 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5307 get_vectype_for_scalar_type, vect_is_simple_use,
5308 supportable_widening_operation, supportable_narrowing_operation):
5310 (bb_in_loop_p): Move to tree-vect-loop.c.
5311 (new_loop_vec_info, destroy_loop_vec_info,
5312 reduction_code_for_scalar_code, report_vect_op,
5313 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5314 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5315 (vect_supportable_dr_alignment): Likewise.
5316 * tree-vectorizer.h (tree-data-ref.h): Include.
5317 (vect_loop_location): Declare.
5318 Reorganize function declarations according to the new file structure.
5319 * tree-vect-loop.c: New file.
5320 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5321 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5322 * tree-vect-data-refs.c: New file.
5323 * tree-vect-patterns.c (timevar.h): Don't include.
5324 * tree-vect-stmts.c: New file.
5325 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5326 tree-vect-slp.c, tree-vect-loop.c.
5327 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5328 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5329 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5330 (tree-vect-analyze.o): Remove.
5331 (tree-vect-transform.o): Likewise.
5332 (tree-vect-data-refs.o): Add rule.
5333 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5334 tree-vect-slp.o): Likewise.
5335 (tree-vect-patterns.o): Remove redundant dependencies.
5336 (tree-vectorizer.o): Likewise.
5337 * tree-vect-slp.c: New file.
5339 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5341 * optc-gen.awk: Warn if an option flag has multiple different
5344 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5346 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5347 -floop-block): Document dependences on PPL, CLooG and Graphite.
5349 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5351 PR rtl-optimization/323
5352 * c-common.c (c_fully_fold, convert_and_check,
5353 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5354 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5355 * c-common.def (EXCESS_PRECISION_EXPR): New.
5356 * c-cppbuiltin.c (builtin_define_float_constants): Define
5357 constants with enough digits for long double.
5358 * c-lex.c (interpret_float): Interpret constant with excess
5359 precision where appropriate.
5360 * c-opts.c (c_common_post_options): Set
5361 flag_excess_precision_cmdline. Give an error for
5362 -fexcess-precision=standard for C++ for processors where the
5363 option is significant.
5364 * c-parser.c (c_parser_conditional_expression): Handle excess
5365 precision in condition.
5366 * c-typeck.c (convert_arguments): Handle arguments with excess
5368 (build_unary_op): Move excess precision outside operation.
5369 (build_conditional_expr): Likewise.
5370 (build_compound_expr): Likewise.
5371 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5372 (build_modify_expr): Handle excess precision in RHS.
5373 (convert_for_assignment): Handle excess precision in converted
5375 (digest_init, output_init_element, process_init_element): Handle
5376 excess precision in initializer.
5377 (c_finish_return): Handle excess precision in return value.
5378 (build_binary_op): Handle excess precision in operands and add
5379 excess precision as needed for operation.
5380 * common.opt (-fexcess-precision=): New option.
5381 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5382 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5383 For standard excess precision, output explicit conversion to and
5384 truncation from XFmode.
5385 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5386 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5387 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5388 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5389 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5390 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5391 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5392 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5393 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5394 define_splits, sqrt<mode>2): Disable where appropriate for
5395 standard excess precision.
5396 * convert.c (convert_to_real): Do not shorten arithmetic to type
5397 for which excess precision would be used.
5398 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5399 * doc/invoke.texi (-fexcess-precision=): Document option.
5400 (-mfpmath=): Correct index entry.
5401 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5402 flag_excess_precision): New.
5403 * langhooks.c (lhd_post_options): Set
5404 flag_excess_precision_cmdline.
5405 * opts.c (common_handle_option): Handle -fexcess-precision=.
5406 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5407 init_excess_precision): New.
5408 (lang_dependent_init_target): Call init_excess_precision.
5409 * tree.c (excess_precision_type): New.
5410 * tree.h (excess_precision_type): Declare.
5412 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5415 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5416 non-lvalue to component.
5418 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5420 PR preprocessor/34695
5421 * Makefile.in (c-opts.o): Depend on c-tree.h.
5422 * c-common.c: Move down include of diagnostic.h.
5423 (done_lexing, c_cpp_error): New.
5424 * c-common.h (done_lexing): Declare.
5425 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5427 * c-opts.c: Include c-tree.h.
5428 (c_common_init_options): Set preprocessor error callback.
5429 (c_common_handle_option): Do not set preprocessor
5430 inhibit_warnings, warnings_are_errors, warn_system_headers,
5431 pedantic_errors or inhibit_warnings flags.
5432 (c_common_post_options): Do not check cpp_errors (parse_in).
5433 (c_common_finish): Do not output dependencies if there were
5434 errors. Do not check return value of cpp_finish.
5435 * c-ppoutput.c (pp_file_change): Set input_location.
5436 * c-tree.h (c_cpp_error): Declare.
5437 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5439 (diagnostic_build_prefix): Check override_column.
5440 * diagnostic.h (diagnostic_info): Add override_column field.
5441 (diagnostic_override_column): Define.
5443 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5445 * c-common.c (c_expand_expr, c_staticp): Remove.
5446 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5447 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5448 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5449 * c-gimplify.c (gimplify_compound_literal_expr,
5450 optimize_compound_literals_in_ctor): Remove.
5451 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5452 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5453 * c-semantics.c (emit_local_var): Remove.
5455 * langhooks-def.h (lhd_expand_expr): Remove.
5456 * langhooks.c (lhd_expand_expr): Remove.
5457 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5459 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5460 handling from c-semantics.c; don't call into langhook.
5461 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5462 * gimplify.c (gimplify_compound_literal_expr,
5463 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5464 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5465 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5466 as was done in c-gimplify.c.
5467 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5468 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5469 Move from c-common.h.
5470 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5472 * tree.c (staticp): Do not call langhook.
5473 * langhooks.c (lhd_staticp): Delete.
5474 * langhooks-def.h (lhd_staticp): Delete prototype.
5475 (LANG_HOOKS_STATICP): Delete.
5476 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5478 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5479 instead of DECL_STMTs.
5481 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5489 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5491 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5492 contained expression.
5493 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5494 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5495 conditional expressions for C.
5496 (decl_constant_value_for_optimization): Move from
5497 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5498 whether optimizing and that the expression is a VAR_DECL not of
5499 array type instead of doing such checks in the caller. Do not
5500 check pedantic. Call gcc_unreachable for C++.
5501 * c-common.def (C_MAYBE_CONST_EXPR): New.
5502 * c-common.h (c_fully_fold, c_save_expr,
5503 decl_constant_value_for_optimization): New prototypes.
5504 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5505 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5506 EXPR_INT_CONST_OPERANDS): Define.
5507 * c-convert.c (convert): Strip nops from expression.
5508 * c-decl.c (groktypename): Take extra parameters expr and
5509 expr_const_operands. Update call to grokdeclarator.
5510 (start_decl): Update call to grokdeclarator. Add statement for
5511 expressions used in type of decl.
5512 (grokparm): Update call to grokdeclarator.
5513 (push_parm_decl): Update call to grokdeclarator.
5514 (build_compound_literal): Add parameter non_const and build a
5515 C_MAYBE_COSNT_EXPR if applicable.
5516 (grokdeclarator): Take extra parameters expr and
5517 expr_const_operands. Track expressions used in declaration
5518 specifiers and declarators. Fold array sizes and track whether
5519 they are constant expressions and whether they are integer
5520 constant expressions.
5521 (parser_xref_tag): Set expr and expr_const_operands fields in
5523 (grokfield): Update call to grokdeclarator.
5524 (start_function): Update call to grokdeclarator.
5525 (build_null_declspecs): Set expr and expr_const_operands fields in
5527 (declspecs_add_type): Handle expressions in typeof specifiers.
5528 * c-parser.c (c_parser_declspecs): Set expr and
5529 expr_const_operands fields for declaration specifiers.
5530 (c_parser_enum_specifier): Likewise.
5531 (c_parser_struct_or_union_specifier): Likewise.
5532 (c_parser_typeof_specifier): Likewise. Update call to
5533 groktypename. Fold expression as needed. Return expressions with
5534 type instead of adding statements.
5535 (c_parser_attributes): Update calls to c_parser_expr_list.
5536 (c_parser_statement_after_labels): Fold expression before passing
5537 to objc_build_throw_stmt.
5538 (c_parser_condition): Fold expression.
5539 (c_parser_asm_operands): Fold expression.
5540 (c_parser_conditional_expression): Use c_save_expr. Update call
5541 to build_conditional_expr.
5542 (c_parser_alignof_expression): Update call to groktypename.
5543 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5544 original_code. Fold expression argument of va_arg. Create
5545 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5546 argument to va_arg. Update calls to groktypename. Fold array
5547 index for offsetof. Verify that first argument to
5548 __builtin_choose_expr has integer type.
5549 (c_parser_postfix_expression_after_paren_type): Update calls to
5550 groktypename and build_compound_literal. Handle expressions with
5551 side effects in type name.
5552 (c_parser_postfix_expression_after_primary): Update call to
5553 c_parser_expr_list. Set original_code for calls to
5554 __builtin_constant_p.
5555 (c_parser_expr_list): Take extra parameter fold_p. Fold
5556 expressions if requested.
5557 (c_parser_objc_type_name): Update call to groktypename.
5558 (c_parser_objc_synchronized_statement): Fold expression.
5559 (c_parser_objc_receiver): Fold expression.
5560 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5561 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5562 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5563 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5564 (struct c_typespec): Add elements expr and expr_const_operands.
5565 (struct c_declspecs): Add elements expr and expr_const_operands.
5566 (groktypename, build_conditional_expr, build_compound_literal):
5568 (in_late_binary_op): Declare.
5569 * c-typeck.c (note_integer_operands): New function.
5570 (in_late_binary_op): New variable.
5571 (decl_constant_value_for_broken_optimization): Move to c-common.c
5572 and rename to decl_constant_value_for_optimization.
5573 (default_function_array_conversion): Do not strip nops.
5574 (default_conversion): Do not call
5575 decl_constant_value_for_broken_optimization.
5576 (build_array_ref): Do not fold result.
5577 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5578 result when operand is a VLA.
5579 (c_expr_sizeof_type): Update call to groktypename. Handle
5580 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5581 result when operand names a VLA type.
5582 (build_function_call): Update call to build_compound_literal.
5583 Only fold result for calls to __builtin_* functions. Strip
5584 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5585 the function designator.
5586 (convert_arguments): Fold arguments. Update call to
5587 convert_for_assignment.
5588 (build_unary_op): Handle increment and decrement of
5589 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5590 decrement earlier. Fold operand of increment and decrement.
5591 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5592 built for integer operand. Wrap returns that are INTEGER_CSTs
5593 without being integer constant expressions or that have integer
5594 constant operands without being INTEGER_CSTs.
5595 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5596 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5597 result is an integer constant expression or can be used in
5598 unevaluated parts of one and avoid folding and wrap as
5599 appropriate. Fold operands before possibly doing -Wsign-compare
5601 (build_compound_expr): Wrap result for C99 if operands can be used
5602 in integer constant expressions.
5603 (build_c_cast): Update call to digest_init. Do not ignore
5604 overflow from casting floating-point constants to integers. Wrap
5605 results that could be confused with integer constant expressions,
5606 null pointer constants or floating-point constants.
5607 (c_cast_expr): Update call to groktypename. Handle expressions
5608 included in type name.
5609 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5610 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5611 Update calls to convert_for_assignment.
5612 (convert_for_assignment): Take new parameter
5613 null_pointer_constant. Do not strip nops or call
5614 decl_constant_value_for_broken_optimization. Set
5615 in_late_binary_op for conversions to boolean.
5616 (store_init_value): Update call to digest_init.
5617 (digest_init): Take new parameter null_pointer_constant. Do not
5618 call decl_constant_value_for_broken_optimization. pedwarn for
5619 initializers not constant expressions. Update calls to
5620 convert_for_assignment.
5621 (constructor_nonconst): New.
5622 (struct constructor_stack): Add nonconst element.
5623 (really_start_incremental_init, push_init_level, pop_init_level):
5624 Handle constructor_nonconst and nonconst element.
5625 (set_init_index): Call constant_expression_warning for array
5627 (output_init_element): Fold value. Set constructor_nonconst as
5628 applicable. pedwarn for initializers not constant expressions.
5629 Update call to digest_init. Call constant_expression_warning
5630 where constant initializers are required.
5631 (process_init_element): Use c_save_expr.
5632 (c_finish_goto_ptr): Fold expression.
5633 (c_finish_return): Fold return value. Update call to
5634 convert_for_assignment.
5635 (c_start_case): Fold switch expression.
5636 (c_process_expr_stmt): Fold expression.
5637 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5638 ensure statement expression is not evaluated in constant expression.
5639 (build_binary_op): Track whether results are integer constant
5640 expressions or may occur in such, disable folding and wrap results
5641 as applicable. Fold operands for -Wsign-compare warnings unless
5643 (c_objc_common_truthvalue_conversion): Handle results folded to
5644 integer constants that are not integer constant expressions.
5645 * doc/extend.texi: Document when typeof operands are evaluated,
5646 that condition of __builtin_choose_expr is an integer constant
5647 expression, and more about use of __builtin_constant_p in
5650 2009-03-29 Richard Guenther <rguenther@suse.de>
5652 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5653 propagate addresses of array references.
5655 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5657 * regmove.c (perhaps_ends_bb_p): Remove.
5658 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5659 from INSN and check that the main loop stays within that basic block.
5660 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5661 (regmove_forward_pass): Split out from regmove_optimize. Use
5662 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5663 (regmove_backward_pass): Split out from regmove_optimize. Use
5664 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5665 (regmove_optimize): Simplify.
5667 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5670 * config/i386/i386.c (classify_argument): Ignore flexible array
5671 member in struct and warn ABI change.
5673 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5675 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5677 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5678 (ix86_adjust_cost): Updated.
5680 2009-03-29 Jan Hubicka <jh@suse.cz>
5683 * tree-pass.h (pass_cleanup_eh): New function.
5684 (remove_unreachable_regions): Break code handling RTL
5685 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5686 that can not be reached by runtime.
5687 (can_be_reached_by_runtime): New function.
5688 (label_to_region_map): New function.
5689 (num_eh_regions): New function.
5690 (rtl_remove_unreachable_regions): New function.
5691 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5692 (remove_eh_region): New function.
5693 * except.h: Include sbitmap and vecprim.
5694 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5695 num_eh_regions): Declare.
5696 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5697 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5698 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5699 (tree_empty_eh_handler_p): New function.
5700 (cleanup_empty_eh): New function.
5701 (cleanup_eh): New function.
5702 (pass_cleanup_eh): New function.
5704 2009-03-29 Jan Hubicka <jh@suse.cz>
5706 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5707 for removed regions.
5709 2009-03-29 Jan Hubicka <jh@suse.cz>
5711 * except.c (dump_eh_tree): Dump all datastructures.
5713 2009-03-29 Jan Hubicka <jh@suse.cz>
5715 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5716 (duplicate_eh_regions_1): Likewise.
5717 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5718 vector; call EH verification.
5719 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5720 Be ready for region being removed.
5722 2009-03-29 Jan Hubicka <jh@suse.cz>
5724 * bitmap.c (bitmap_last_set_bit): New function.
5725 * bitmap.h (bitmap_last_set_bit): Declare.
5727 2009-03-29 David Ayers <ayers@fsfe.org>
5730 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5731 by calling objc_compare_types and surpress warnings about
5732 incompatible C pointers that are compatible ObjC pointers.
5734 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5736 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5737 call initialize_inline_failed.
5738 (initialize_inline_failed): Move it from here ...
5739 * cgraph.c (initialize_inline_failed): ... to here.
5740 (cgraph_create_edge): Call initialize_inline_failed rather than
5741 setting inline_failed directly.
5743 2009-03-29 Ben Elliston <bje@au.ibm.com>
5746 * sysv4.opt (msdata): Improve comment.
5747 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5748 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5750 2009-03-29 Ben Elliston <bje@au.ibm.com>
5753 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5754 load and store attributes.
5756 2009-03-29 Ben Elliston <bje@au.ibm.com>
5758 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5759 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5760 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5761 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5762 __builtin_infq and __builtin_huge_valq.
5764 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5766 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5768 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5769 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5771 2009-03-28 Xinliang David Li <davidxl@google.com>
5773 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5774 (do_dbg_cnt): New function.
5776 2009-03-28 Jan Hubicka <jh@suse.cz>
5778 Merge from pretty-ipa:
5780 2009-03-27 Jan Hubicka <jh@suse.cz>
5782 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5783 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5784 * passes.c (function_called_by_processed_nodes_p): New.
5785 * ipa-pure-const.c (check_call): Fix handling of operands.
5786 (analyze_function): Dump debug output for skipped bodies.
5787 (local_pure_const): Use function_called_by_processed_nodes_p.
5788 * dwarf2out.c (reference_to_unused): Use output.
5789 * passes.c (do_per_function_toporder): Likewise.
5791 2008-11-12 Jan Hubicka <jh@suse.cz>
5793 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5794 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5795 state_set_in_source enum
5796 (check_decl): Ignore memory tags; do not set fake looping flags;
5798 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5799 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5800 (check_call, analyze_function): Rewrite.
5802 (add_new_function): Update call of analyze_function.
5803 (generate_summary): Add call of analyze_function.
5804 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5805 (local_pure_const): New function.
5806 (pass_local_pure_const): New pass.
5807 * ipa-inline.c (inline_transform): Set after_inlining.
5808 * tree-eh.c (stmt_can_throw_external): New.
5809 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5810 work with aliasing built.
5811 * tree-flow.h (stmt_can_throw_external): New.
5812 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5813 and local pure/const pass in early and late optimization queue.
5815 2009-03-28 Martin Jambor <mjambor@suse.cz>
5817 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5819 (fold_binary): Allow function decl aligment consideration is the
5820 second argument is integer constant one.
5821 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5822 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5823 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5825 2009-03-28 Jan Hubicka <jh@suse.cz>
5827 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5828 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5829 * function.h (rtl_data): Add nothrow flag.
5830 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5831 set DECL_NOTHROW for AVAILABLE functions.
5833 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5835 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5836 following vector keyword has expansion starting with pixel or bool
5837 keyword, expand vector to __vector and pixel or bool to __pixel or
5841 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5842 warn_if_disallowed_function_p): Removed.
5843 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5844 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5845 warning_if_disallowed_function_p.
5846 * flags.h (warn_if_disallowed_function_p,
5847 warn_disallowed_functions): Removed.
5848 * common.opt (Wdisallowed-function-list=): Removed.
5849 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5851 2009-03-28 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/38723
5854 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5857 2009-03-28 Jan Hubicka <jh@suse.cz>
5859 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5860 test introduced by my previous patch.
5862 2009-03-28 Richard Guenther <rguenther@suse.de>
5864 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5865 the PHIs value undefined.
5867 2009-03-28 Jan Hubicka <jh@suse.cz>
5869 * tree-pass.h (pass_fixup_cfg): New pass.
5870 * ipa-inline.c (inline_transform): Set
5871 always_inline_functions_inlined/after_inlining.
5872 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5873 (pass_fixup_cfg): New pass.
5874 * passes.c (init_optimization_passes): Add fixup_cfg.
5876 2009-03-28 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/38458
5879 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5880 argument use the arguments copy-of value.
5882 2009-03-28 Richard Guenther <rguenther@suse.de>
5884 PR tree-optimization/38180
5885 * tree-ssa-ccp.c (get_default_value): Simplify.
5886 (likely_value): Likewise.
5887 (surely_varying_stmt_p): Properly handle VOP case.
5888 (ccp_initialize): Likewise.
5889 (ccp_fold): Handle propagating through *&.
5890 (fold_const_aggregate_ref): Also handle decls.
5892 2009-03-28 Jan Hubicka <jh@suse.cz>
5894 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5895 * cgraph.h (cgraph_node): Likewise.
5896 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5897 (cgraph_reset_node): Use process flag.
5898 (cgraph_mark_functions_to_output): Likewise.
5899 (cgraph_expand_function): Likewise.
5900 (cgraph_expand_all_functions): Likewise.
5901 (cgraph_output_in_order): Likewise.
5902 * dwarf2out.c (reference_to_unused): Likewise.
5903 * passes.c do_per_function_toporder): Likewise.
5905 2009-03-28 Jan Hubicka <jh@suse.cz>
5907 Bring from lto-branch:
5909 2008-09-03 Doug Kwan <dougkwan@google.com>
5911 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5912 enums instead of reason strings.
5913 * cgraph.c (cgraph_create_edge): Same.
5914 (cgraph_inline_failed_string): New function.
5915 * cgraph.h (cgraph_inline_failed_t): New enum type.
5916 (cgraph_inline_failed_string): New prototype.
5917 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5918 char pointer to cgraph_inline_failed_t.
5919 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5920 (cgraph_default_inline_p): Ditto.
5921 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5922 to cgraph_inline_failed_t pointer.
5923 * cif-code.def: New file.
5924 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5926 (cgraph_check_inline_limits): Change type of REASON to pointer to
5927 cgraph_inline_failed_t. Replace reason strings with enums.
5928 (cgraph_default_inline_p): Ditto.
5929 (cgraph_recursive_inlining_p): Ditto.
5930 (update_caller_keys): Change type of FAILED_REASON to
5931 cgraph_inline_failed_t.
5932 (cgraph_set_inline_failed): Change type of REASON to pointer to
5933 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5934 convert enums to strings for text output.
5935 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5936 to be of type cgraph_inline_failed_t. Replace reason strings with
5937 enums. Call cgraph_inline_failed_string to covert enums
5938 to strings for text output.
5939 (cgraph_decide_inlining): Replace reason strings with enums.
5940 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5941 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5943 * tree-inline.c (expand_call_inline): Change type of REASON
5944 to cgraph_inline_failed_t. Replace reason strings with enums.
5945 Call cgraph_inline_failed_string for text output.
5946 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5949 2009-03-28 Jan Hubicka <jh@suse.cz>
5951 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5952 cgraph_clone_node): Remove master clone handling.
5953 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5954 * cgraph.h (master_clone): Remove.
5955 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5956 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5957 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5959 2009-03-28 Jan Hubicka <jh@suse.cz>
5961 * cgraph.c (cgraph_function_body_availability): Functions declared
5962 inline are always safe to assume that it is not going to be replaced.
5964 2009-03-28 Richard Guenther <rguenther@suse.de>
5966 PR tree-optimization/38513
5967 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5968 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5969 EXC_PTR_EXPR and FILTER_EXPR.
5970 (get_ref_from_reference_ops): Likewise.
5972 2009-03-28 Richard Guenther <rguenther@suse.de>
5974 PR tree-optimization/38968
5975 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5976 Use FLOOR_MOD_EXPR to compute misalignment.
5978 2009-03-28 Richard Guenther <rguenther@suse.de>
5980 PR tree-optimization/37795
5981 * tree.h (combine_comparisons): Declare.
5982 * fold-const.c (combine_comparisons): Export.
5983 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5985 (ifcombine_iforif): Use combine_comparisons.
5987 2009-03-28 Jan Hubicka <jh@suse.cz>
5989 * tree-eh.c (inlinable_call_p): New function.
5990 (make_eh_edges): Use it.
5991 (verify_eh_edges): Use it.
5992 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5993 * except.c (reachable_next_level): Add inlinable_function argument
5994 (sjlj_find_directly_reachable_regions): Update.
5995 (add_reachable_handler): Do not set saw_any_handlers.
5996 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5997 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5998 Add new inlinable call parameter.
5999 (can_throw_internal, can_throw_external): Update.
6000 * except.h (can_throw_internal_1, can_throw_external_1,
6001 foreach_reachable_handler): Update declaration.
6003 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6005 * config/arm/t-arm-coff, config/h8300/coff.h,
6006 config/i386/i386-aout.h, config/i386/i386-coff.h,
6007 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6008 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6009 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6010 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6011 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6012 sys-types.h: Remove.
6013 * Makefile.in: Remove protoize and fixproto support and references
6015 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6016 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6018 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6019 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6020 unprotoize$(exeext).
6021 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6022 (.PHONY): Don't depend on proto.
6023 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6024 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6025 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6026 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6027 build/gen-protos.o, build/scan.o, xsys-protos.h,
6028 build/fix-header$(build_exeext), build/fix-header.o,
6029 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6030 stmp-install-fixproto): Remove.
6031 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6032 SYSCALLS.c or fixproto files.
6033 (install-common): Don't install protoize.
6034 (install-headers-tar, install-headers-cpio, install-headers-cp):
6035 Don't depend on $(STMP_FIXPROTO).
6036 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6037 install fixproto files or write out fixproto settings.
6038 (uninstall): Don't uninstall protoize.
6039 * config.gcc (use_fixproto): Remove.
6040 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6041 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6042 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6043 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6044 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6045 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6046 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6047 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6048 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6049 * config/t-vxworks (STMP_FIXPROTO): Remove.
6050 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6051 STMP_FIXPROTO): Remove.
6052 * config.in, configure: Regenerate.
6053 * crtstuff.c (gid_t, uid_t): Don't undefine.
6054 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6055 (arm-*-coff, arm-*-aout: Remove target entries.
6056 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6057 Remove mention of AIX 4.1.
6058 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6059 * doc/invoke.texi (Running Protoize): Remove.
6060 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6061 (Protoize Caveats): Remove.
6062 * tsystem.h: Update comments on headers assumed to exist.
6064 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6066 * genautomata.c: Add a new year to the copyright. Add a new
6068 (struct insn_reserv_decl): Add comments for member bypass_list.
6069 (find_bypass): Remove.
6070 (insert_bypass): New.
6071 (process_decls): Use insert_bypass.
6072 (output_internal_insn_latency_func): Output all bypasses with the
6073 same input insn in one switch case.
6075 * rtl.def (define_bypass): Describe bypass choice.
6076 * doc/md.texi (define_bypass): Ditto.
6078 2009-03-27 Richard Guenther <rguenther@suse.de>
6080 * gimplify.c (mark_addressable): Export.
6081 * tree-flow.h (mark_addressable): Declare.
6082 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6083 * tree-ssa.c (verify_phi_args): Verify that address taken
6084 variables have TREE_ADDRESSABLE set.
6086 2009-03-27 Richard Guenther <rguenther@suse.de>
6088 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6089 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6090 Do not mark decls TREE_ADDRESSABLE.
6091 (build_fold_addr_expr): Adjust.
6092 (fold_addr_expr): Remove.
6093 (fold_unary): Use build_fold_addr_expr.
6094 (fold_comparison): Likewise.
6095 (split_address_to_core_and_offset): Likewise.
6096 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6098 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6099 (gimplify_modify_expr_to_memcpy): Mark source and destination
6101 * omp-low.c (create_omp_child_function): Mark the object decl
6103 (lower_rec_input_clauses): Mark the var we take the address of
6105 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6107 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6110 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6111 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6113 2009-03-27 Richard Guenther <rguenther@suse.de>
6115 PR tree-optimization/39120
6116 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6118 (handle_lhs_call): Process return constraints. Add escape
6119 constraints if necessary.
6120 (handle_const_call): Fill out return constraints. Make nested
6121 case more precise. Avoid consttmp if possible.
6122 (handle_pure_call): Fill out return constraints. Avoid
6123 callused if possible.
6124 (find_func_aliases): Simplify call handling.
6126 2009-03-27 Richard Guenther <rguenther@suse.de>
6128 PR tree-optimization/39120
6129 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6130 as a representative.
6131 (solve_graph): Do propagate CALLUSED.
6132 (handle_pure_call): Use a scalar constraint from CALLUSED for
6134 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6137 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6140 * c-common.c (handle_aligned_attribute): Properly check alignment
6141 overflow. Use (1U << i) instead of (1 << i).
6143 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6145 * expr.h (get_mem_align_offset): Updated.
6147 * tree.h (tree_decl_common): Change align to "unsigned int" and
6148 move it before pointer_alias_set.
6150 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6151 Jakub Jelinek <jakub@redhat.com>
6154 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6155 gr_register_operand with gr_reg_or_0_operand.
6156 (cmpxchg_rel_di): Likewise.
6157 (sync_lock_test_and_set<mode>): Likewise.
6159 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6161 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6162 (true_regnum): Likewise.
6164 * rtlanal.c (subreg_info): Moved to ...
6165 * rtl.h (subreg_info): Here. New.
6166 (subreg_get_info): New.
6168 * rtlanal.c (subreg_get_info): Make it extern.
6170 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6173 * config/i386/i386.c (ix86_abi): New.
6174 (override_options): Handle -mabi=.
6175 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6176 (ix86_call_abi_override): Likewise.
6177 (init_cumulative_args): Likewise.
6178 (function_arg_advance): Likewise.
6179 (function_arg_64): Likewise.
6180 (function_arg): Likewise.
6181 (ix86_pass_by_reference): Likewise.
6182 (ix86_function_value_regno_p): Likewise.
6183 (ix86_build_builtin_va_list_abi): Likewise.
6184 (setup_incoming_varargs_64): Likewise.
6185 (is_va_list_char_pointer): Likewise.
6186 (ix86_init_machine_status): Likewise.
6187 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6188 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6189 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6190 (ix86_function_abi): Make it static and return enum calling_abi.
6191 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6193 (ix86_fn_abi_va_list): Updated.
6195 * config/i386/i386.h (ix86_abi): New.
6196 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6197 (CONDITIONAL_REGISTER_USAGE): Likewise.
6198 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6199 (machine_function): Likewise.
6201 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6203 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6204 (STACK_BOUNDARY): Likewise.
6205 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6207 * config/i386/i386.opt (mabi=): New.
6209 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6210 return enum calling_abi.
6211 (ix86_function_type_abi): Likewise.
6212 (ix86_function_abi): Removed.
6214 * doc/invoke.texi: Document -mabi= option for x86.
6216 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6218 * builtins.c (real_dconstp): Delete.
6219 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6221 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6222 Jakub Jelinek <jakub@redhat.com>
6225 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6226 (gen_subprogram_die): When a function is explicit, generate the
6227 DW_AT_explicit attribute.
6228 * langhooks.h (struct lang_hooks_for_decls): Add
6229 function_decl_explicit_p langhook.
6230 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6231 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6233 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6235 * builtins.c (fold_builtin_memory_op): Optimize memmove
6236 into memcpy if we can prove source and destination don't overlap.
6238 * tree-inline.c: Include gt-tree-inline.h.
6239 (clone_fn_id_num): New variable.
6240 (clone_function_name): New function.
6241 (tree_function_versioning): Use it.
6242 * Makefile.in (GTFILES): Add tree-inline.c.
6244 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6246 * BASE-VER: Change to 4.5.0.
6248 2009-03-27 Xinliang David Li <davidxl@google.com>
6250 PR tree-optimization/39557
6251 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6253 2009-03-27 Xinliang David Li <davidxl@google.com>
6255 PR tree-optimization/39548
6256 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6259 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6261 * c-common.c (pointer_int_sum): Use %wd on return from
6264 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6266 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6267 on return from tree_low_cst.
6269 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6272 * ginclude/stdarg.h (va_copy): Define also for
6273 __GXX_EXPERIMENTAL_CXX0X__.
6275 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6278 * builtins.h (c_strlen): Do not warn here.
6279 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6280 * c-common.c (pointer_int_sum): Take an explicit location.
6281 Warn about offsets out of bounds.
6282 * c-common.h (pointer_int_sum): Adjust declaration.
6284 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6286 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6289 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6292 * opts.c (warn_if_disallowed_function_p): Don't assume
6293 get_callee_fndecl must return non-NULL.
6295 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6297 PR rtl-optimization/39522
6298 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6299 when reg_reloaded_valid is set.
6301 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6303 * config/spu/divv2df3.c: New file.
6304 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6305 (DPBIT_FUNCS): Filter out _div_df.
6307 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6309 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6310 a jump insn, count that jump in the distance to the loop start.
6312 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6315 * config/sh/sh.c (calc_live_regs): Fix condition for global
6316 registers except PIC_OFFSET_TABLE_REGNUM.
6318 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6321 * doc/invoke.texi (-mconsole): New.
6325 (-mnop-fun-dllimport): New.
6329 (sub section "i386 and x86-64 Windows Options"): New.
6331 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6333 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6334 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6336 2009-03-25 Richard Guenther <rguenther@suse.de>
6339 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6342 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6344 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6345 neither of haifa/selective schedulers are working.
6347 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6349 * doc/invoke.texi (Debugging Options): Fix description of
6350 -fno-merge-debug-strings.
6352 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6354 * config/cris/libgcc.ver: New version-script.
6355 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6357 * configure.ac <GAS features, nop mnemonic>: Add pattern
6358 crisv32-*-* for "nop".
6359 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6360 * configure: Regenerate.
6362 2009-03-24 Ira Rosen <irar@il.ibm.com>
6364 PR tree-optimization/39529
6365 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6366 mark_sym_for_renaming for the tag copied to the new vector
6369 2009-03-24 Arthur Loiret <aloiret@debian.org>
6371 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6372 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6373 EXTRA_SPEC_FUNCTIONS.
6374 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6375 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6376 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6377 -march and -mtune options.
6379 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6381 * config/m68k/t-rtems: Add m5329 multilib.
6383 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6384 Jakub Jelinek <jakub@redhat.com>
6387 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6390 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6393 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6394 instead of c_parser_expression_conv, if original_code isn't one of the
6395 4 allowed comparison codes, fail.
6397 2009-03-23 Richard Guenther <rguenther@suse.de>
6399 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6400 * tree.h (struct tree_type): Likewise.
6401 * reload.h (struct insn_chain): Likewise.
6402 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6403 * function.h (struct function): Likewise.
6404 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6406 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6408 PR tree-optimization/39516
6409 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6411 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6413 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6414 should be set true if BITS_PER_WORD of target is bigger than 32
6416 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6418 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6419 Translate -B-options to -rpath-link. Correct existing
6420 rpath-link and conditionalize on !nostdlib.
6422 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6424 * doc/extend.texi (Function Attributes, Variable Attributes):
6426 * doc/invoke.texi (Debugging Options, Optimize Options)
6427 (i386 and x86-64 Options, MCore Options): Likewise.
6429 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6432 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6433 it for block local namespace aliases.
6434 (gen_decl_die): Pass context_die to gen_namespace_die.
6436 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6439 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6440 minimum or maximum value.
6442 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6444 * reginfo.c (globalize_reg): Recompute derived reg sets.
6446 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6449 * libgcc2.c (mprotect): Do not use signed arguments for
6450 VirtualProtect, use DWORD arguments. Also fix the 'may
6451 be used uninitialized' warning for the np variable.
6453 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6456 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6457 functions using regparm calling conventions when not optimizing.
6458 (ix86_function_sseregparm): Similarly for sseregparm calling
6461 2009-03-19 Li Feng <nemokingdom@gmail.com>
6464 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6465 dependence if the first conflict is after niter iterations.
6467 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6470 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6471 functions with dynamic stack-pointer adjustments.
6473 2009-03-19 Ben Elliston <bje@au.ibm.com>
6475 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6476 option; change to -msdata=data.
6478 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6480 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6483 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6486 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6488 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6490 * doc/invoke.texi (Code Gen Options): Expand discussion of
6493 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6495 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6496 * matrix-reorg.c (struct matrix_info): Likewise.
6497 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6498 * rtl.h (struct mem_attrs): Likewise.
6499 * df.h (struct df): Likewise.
6500 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6501 * ira-int.h (struct ira_allocno): Likewise.
6502 * df-scan.c (struct df_collection_rec): Likewise.
6503 * ira.c (struct equivalence): Likewise.
6504 * function.c (struct temp_slot): Likewise.
6505 * cfgloop.h (struct loop): Likewise.
6508 * function.c (use_register_for_decl): When not optimizing, disregard
6509 register keyword for variables with types containing methods.
6511 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6514 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6515 (is_simple_operand): Call contains_component_ref_p before calling data
6516 reference analysis that would fail on COMPONENT_REFs.
6518 * tree-vrp.c (search_for_addr_array): Fix formatting.
6520 2009-03-18 Richard Guenther <rguenther@suse.de>
6522 * tree-vect-transform.c (vect_loop_versioning): Fold the
6523 generated comparisons.
6524 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6525 (slpeel_tree_peel_loop_to_edge): Likewise.
6527 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6530 * opts.c (print_specific_help): In addition to `undocumented',
6531 accept `separate' and `joined' flags if passed alone. Describe
6532 output by the first matched one of those.
6533 (common_handle_option): Skip over empty strings.
6534 * gcc.c (display_help): Fix help string for `--help='.
6535 * doc/invoke.texi (Option Summary, Overall Options): With
6536 `--help=', classes and qualifiers can both be repeated, but
6537 only the latter can be negated. One should not pass only
6538 negated qualifiers. Fix markup and examples.
6541 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6543 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6544 and -fhelp=separate.
6546 2009-03-17 Jing Yu <jingyu@google.com>
6549 * function.h (struct rtl_data): Move is_thunk from here...
6550 (struct function): ...to here.
6551 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6552 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6554 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6556 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6557 (alpha_output_function_end_prologue): Likewise.
6558 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6559 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6560 (rs6000_output_function_epilogue): Likewise.
6561 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6563 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6566 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6567 from different units in a single alternative.
6568 (*truncdfsf_i387): Ditto.
6569 (*truncxfsf2_mixed): Ditto.
6570 (*truncxfdf2_mixed): Ditto.
6572 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6574 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6575 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6578 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6579 unused non-artificial variables when not optimizing.
6582 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6583 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6584 NAMESPACE_DECL in its DECL_INITIAL.
6587 * optabs.c (set_user_assembler_libfunc): New function.
6588 * expr.h (set_user_assembler_libfunc): New prototype.
6589 * c-common.c: Include libfuncs.h.
6590 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6591 for memcmp, memset, memcpy, memmove and abort.
6592 * Makefile.in (c-common.o): Depend on libfuncs.h.
6595 * dwarf2out.c (gen_inlined_enumeration_type_die,
6596 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6597 gen_tagged_type_instantiation_die): Removed.
6598 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6601 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6604 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6606 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6607 (check-parallel-%): Ditto.
6608 (check-consistency): Ditto.
6610 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6612 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6613 local variable rhs by NULL_TREE.
6615 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6618 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6620 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6623 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6625 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6628 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6629 for ms->sysv ABI calls only in 64bit mode.
6631 * config/i386/i386.md (untyped_call): Support 32bit.
6633 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6635 * doc/extend.texi: Replace x86_65 with x86_64.
6637 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6639 PR tree-optimization/39455
6640 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6641 mismatches for POINTER_TYPE_P (type).
6642 (number_of_iterations_le): Likewise.
6644 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6646 * config/picochip/picochip.c: Removed profiling support.
6647 * config/picochip/picochip.md: Removed profiling instruction.
6648 * config/picochip/picochip.h: Removed profiling builtin.
6650 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6652 * doc/install.texi (--with-host-libstdcxx): Document.
6654 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6657 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6658 generate a warning if the function name does not begin with
6659 "__vector" and the function has either the 'signal' or 'interrupt'
6660 attribute, from here to ...
6661 (avr_declare_function_name): ...here. New function.
6662 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6663 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6665 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6668 * cse.c (fold_rtx): Don't modify original const_arg1 when
6669 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6670 separate variable instead.
6671 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6672 from out of range shift counts.
6673 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6675 2009-03-13 Catherine Moore <clm@codesourcery.com>
6677 * config/i386/x-mingw32 (host-mingw32.o): Replace
6678 diagnostic.h with $(DIAGNOSTIC_H).
6680 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6683 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6685 * config/i386/sync.md (sync_compare_and_swap<mode>,
6686 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6687 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6689 (sync_double_compare_and_swapdi_pic,
6690 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6691 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6693 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6696 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6698 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6701 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6702 (avx_addsubv4df3): Likewise.
6703 (*avx_addsubv4sf3): Likewise.
6704 (sse3_addsubv4sf3): Likewise.
6706 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6709 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6711 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6714 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6715 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6716 registers for allocnos created from user-defined variables.
6718 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6721 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6722 of non-integer mode as well.
6724 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6726 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6727 for functions for which the parameter types are unknown.
6729 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6732 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6733 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6734 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6735 * config/i386/i386.c (ix86_local_alignment): For
6736 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6737 long long variables on the stack to avoid dynamic realignment.
6738 Allow the first argument to be a decl rather than type.
6739 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6741 2009-03-11 Nick Clifton <nickc@redhat.com>
6744 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6746 Add description to mno-lsim option.
6747 * config/mcore/mcore.h: Remove comment about deprecated m4align
6749 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6750 * doc/invoke.texi: Add description of mno-lsim and
6751 mstack-increment options.
6753 * config/fr30/fr30.opt: Document the -mno-lsim option.
6754 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6755 and -mno-lsim options.
6757 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6759 * fold-const.c (fold_comparison): Only call fold_inf_compare
6760 if the mode supports infinities.
6762 2009-03-11 Jason Merrill <jason@redhat.com>
6765 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6766 end already did. Notice GIMPLE_CALL modifications of the result.
6767 Don't copy debug information from an ignored decl or a decl from
6770 2009-03-10 Richard Guenther <rguenther@suse.de>
6771 Nathan Froyd <froydnj@codesourcery.com>
6774 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6775 (__divMODE3): Likewise.
6777 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6779 PR tree-optimization/39394
6780 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6781 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6783 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6785 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6786 inline asms for register asm ("") declarations.
6788 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6790 * fold-const.c (fold_unary): Fix comment.
6792 2009-03-07 Jan Hubicka <jh@suse.cz>
6795 * tree-inline.c (setup_one_parameter): Do replacement of const
6796 argument by constant in SSA form.
6798 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6801 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6802 determine alignment passed to assign_stack_local.
6803 (assign_parms_unsplit_complex): Likewise.
6804 * except.c (sjlj_build_landing_pads): Likewise.
6806 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6809 * tree-flow.h (add_referenced_var): Return bool instead of void.
6810 * tree-dfa.c (add_referenced_var): Return result of
6811 referenced_var_check_and_insert call.
6812 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6813 of referenced_var_check_and_insert.
6816 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6817 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6818 DIE, don't emit it if abstract origin already has it.
6819 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6820 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6822 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6824 * genpreds.c (needs_variable): Fix parentheses at variable name
6826 (write_tm_constrs_h): Indent generated code.
6828 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6830 * doc/extend.texi (Function Attributes): Add documentation
6833 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6836 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6837 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6839 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6841 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6844 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6847 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6848 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6850 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6852 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6853 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6854 constants instead of magic numbers.
6855 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6857 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6858 (x86_64_ms_abi_int_parameter_registers): Ditto.
6859 (x86_64_int_return_registers): Ditto.
6860 (ix86_maybe_switch_abi): Ditto.
6861 (ix86_expand_call): Ditto for clobbered_registers array.
6862 (ix86_hard_regno_mode_ok): Ditto.
6863 (x86_extended_QIreg_mentioned_p): Ditto.
6865 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6867 PR tree-optimization/39349
6868 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6870 * combine.c (gen_lowpart_for_combine): Use omode when generating
6873 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6875 PR rtl-optimization/39235
6876 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6878 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6880 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6882 2009-03-04 Richard Guenther <rguenther@suse.de>
6884 PR tree-optimization/39362
6885 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6886 that occur in abnormal PHIs should be varying.
6888 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6890 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6892 (simple_iv): Take loop as an argument instead of statement.
6893 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6894 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6896 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6898 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6899 * matrix-reorg.c (analyze_transpose): Ditto.
6900 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6901 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6902 * tree-predcom.c (ref_at_iteration): Ditto.
6903 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6905 2009-03-04 Richard Guenther <rguenther@suse.de>
6907 PR tree-optimization/39358
6908 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6909 escaped_id and callused_id.
6910 (solve_graph): Likewise.
6912 2009-03-04 Richard Guenther <rguenther@suse.de>
6914 PR tree-optimization/39339
6915 * tree-sra.c (try_instantiate_multiple_fields): Make it
6916 no longer ICE on the above.
6918 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6920 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6921 that fits within Pmode.
6923 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6926 * tm.texi (LIBCALL_VALUE): Update description.
6928 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6931 * doc/extend.texi (section): Update description.
6933 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6936 * tree-inline.c (remapped_type): New.
6937 (can_be_nonlocal): Call remapped_type instead of remap_type.
6939 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6942 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6943 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6945 2009-03-03 Richard Guenther <rguenther@suse.de>
6948 * tree.c (tree_nonartificial_location): New function.
6949 * tree.h (tree_nonartificial_location): Declare.
6950 * builtins.c (expand_builtin_memory_chk): Provide location
6951 of the call location for artificial function pieces.
6952 (maybe_emit_chk_warning): Likewise.
6953 (maybe_emit_sprintf_chk_warning): Likewise.
6954 (maybe_emit_free_warning): Likewise.
6955 * expr.c (expand_expr_real_1): Likewise.
6957 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6959 PR tree-optimization/39343
6960 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6961 COMPONENT_REF t has ARRAY_TYPE.
6963 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6966 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6967 when the type precision of the induction variable should be
6968 larger than the type precision of nit.
6969 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6970 * graphite.c (graphite_loop_normal_form): Same.
6971 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6973 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6975 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6976 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6977 numbers to describe clobbered registers.
6978 (*call_value_0_rex64_ms_sysv): Ditto.
6979 * config/i386/mmx.md (mmx_emms): Ditto.
6982 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6984 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6987 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6989 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6990 (spu_section_type_flags): New function.
6992 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6994 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6995 reg_class_contents of FLOAT_REGS into a temporary.
6997 2009-03-02 Richard Guenther <rguenther@suse.de>
6998 Ira Rosen <irar@il.ibm.com>
7000 PR tree-optimization/39318
7001 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7002 information to the vectorized statement.
7004 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7006 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7007 variable. Use defined names instead of magic constants for REX SSE
7010 2009-03-01 Richard Guenther <rguenther@suse.de>
7012 PR tree-optimization/39331
7013 * omp-low.c (lower_send_shared_vars): Do not receive new
7014 values for the reference of DECL_BY_REFERENCE parms or results.
7016 2009-03-01 Jan Hubicka <jh@suse.cz>
7019 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7020 BLOCK_NONLOCALIZED_VAR): New macros.
7021 (tree_block): Add nonlocalized_vars.
7022 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7023 gen_decl_die): Add origin argument. Allow generation of die with
7024 origin at hand only.
7025 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7026 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7028 (gen_block_die): Fix checking for unused blocks.
7029 (process_scope_var): Break out from .... ; work with origins only.
7030 (decls_for_scope) ... here; process nonlocalized list.
7031 (dwarf2out_ignore_block): Look for nonlocalized vars.
7032 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7034 (dump_scope_block): Dump them.
7035 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7036 (remap_block): Likewise.
7037 (can_be_nonlocal): New predicate.
7038 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7040 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7042 * configure: Regenerate.
7044 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7046 * optc-gen.awk: No need to duplicate option flags twice.
7047 Reuse help texts for duplicate options which do not have any.
7049 * gcc.c (display_help): Document --version.
7051 * gcc.c (main): If print_help_list and verbose_flag, ensure
7052 driver output comes before subprocess output.
7054 * optc-gen.awk: Assign all remaining fields to help string,
7055 space-separated, for multi-line help in *.opt.
7057 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7058 -Wno-pedantic-ms-format is for MinGW targets only.
7060 * doc/options.texi (Option file format): Fix bad indentation,
7061 restoring dropped sentence.
7063 2009-02-28 Jan Hubicka <jh@suse.cz>
7065 * tree-inline.c (tree_function_versioning): Output debug info.
7067 2009-02-28 Jan Hubicka <jh@suse.cz>
7070 * tree-inline.c (setup_one_parameter): Do not copy propagate
7071 arguments when not optimizing.
7073 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7076 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7077 (avx_addsubv4df3): Likewise.
7078 (*avx_addsubv4sf3): Likewise.
7079 (sse3_addsubv4sf3): Likewise.
7080 (*avx_addsubv2df3): Likewise.
7081 (sse3_addsubv2df3): Likewise.
7082 (avx_unpckhps256): Correct item selectors.
7083 (avx_unpcklps256): Likewise.
7084 (avx_unpckhpd256): Likewise.
7085 (avx_unpcklpd256): Likewise.
7087 2009-02-28 Jan Hubicka <jh@suse.cz>
7089 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7091 (copy_arguments_for_versioning): If var is declared don't declare it.
7092 (tree_function_versioning): First setup substitutions and then copy
7095 2009-02-27 Jan Hubicka <jh@suse.cz>
7098 * cgraph.h (varpool_output_debug_info): Remove.
7099 * cgraphunit.c (varpool_output_debug_info): Remove.
7100 * dwarf2out.c (deferred_locations_struct): New struct
7101 (deferred_locations): New type.
7102 (deferred_locations_list): New static var.
7103 (deffer_location): New function.
7104 (gen_variable_die): Use it.
7105 (decls_for_scope): Output info on local static vars.
7106 (dwarf2out_finish): Process deferred locations.
7107 * varpool.c (varpool_output_debug_info): Remove.
7109 2009-02-27 Jan Hubicka <jh@suse.cz>
7112 * tree.h (TREE_PROTECTED): Fix comment.
7113 (BLOCK_HANDLER_BLOCK): Remove.
7114 (struct tree_block): Remove handler_block add body_block.
7115 (inlined_function_outer_scope_p): New.
7116 (is_body_block): Remove.
7117 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7118 * dwarf2out.c (is_inlined_entry_point): Remove.
7119 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7120 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7122 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7123 * gimplify.c (gimplify_expr): Gimplify body blocks.
7124 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7125 block with multiple subblocks.
7126 (dump_scope_block): Prettier output; dump more flags and info.
7127 (dump_scope_blocks): New.
7128 (remove_unused_locals): Use dump_scope_blocks.
7129 * tree-flow.h (dump_scope_blocks): Declare.
7130 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7131 * stmt.c (is_body_block): Remove.
7132 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7133 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7135 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7138 * graphite.c (graphite_loop_normal_form): Do not call
7139 number_of_iterations_exit from a gcc_assert.
7141 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7143 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7144 jumps if COND is NULL.
7145 (find_cond_jump): New function.
7146 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7147 * config/s390/s390.md: Remove z10_cobra attribute value.
7149 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7151 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7152 force_const_mem returns NULL_RTX.
7154 2009-02-26 Jan Hubicka <jh@suse.cz>
7157 * cgraph.h (varpool_output_debug_info): Remove.
7158 * cgraphunit.c (varpool_output_debug_info): Remove.
7159 * dwarf2out.c (deferred_locations_struct): New struct
7160 (deferred_locations): New type.
7161 (deferred_locations_list): New static var.
7162 (deffer_location): New function.
7163 (gen_variable_die): Use it.
7164 (decls_for_scope): Output info on local static vars.
7165 (dwarf2out_finish): Process deferred locations.
7166 * varpool.c (varpool_output_debug_info): Remove.
7168 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7170 PR rtl-optimization/39241
7171 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7172 to subreg_offset_representable_p.
7174 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7176 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7177 execute function prototype. Get f and nregs from max_reg_num
7178 and get_insns. Remove the first backward pass as it's dead,
7179 guard the forward pass by flag_expensive_optimizations.
7180 (rest_of_handle_regmove): Delete.
7181 (pass_regmove): Replace it with regmove_optimize.
7183 2009-02-25 Martin Jambor <mjambor@suse.cz>
7185 PR tree-optimization/39259
7186 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7187 calls_alloca function flags.
7188 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7191 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7193 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7194 flags_set_1_rtx, flags_set_1_set): Delete.
7195 (regmove_optimize): Do not call mark_flags_life_zones.
7197 2009-02-24 Julian Brown <julian@codesourcery.com>
7200 * config/arm/arm.c (require_pic_register): Only set
7201 cfun->machine->pic_reg once per function.
7203 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7205 * doc/invoke.texi (Link Options): Document an easier way to pass
7206 options that take arguments to the GNU linker using -Xlinker and -Wl.
7208 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7211 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7213 2009-02-24 Richard Guenther <rguenther@suse.de>
7216 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7218 2009-02-24 Richard Guenther <rguenther@suse.de>
7219 Zdenek Dvorak <ook@ucw.cz>
7221 PR tree-optimization/39233
7222 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7223 from converting them to a generic type.
7225 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7227 PR tree-optimization/39260
7228 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7229 contains a condition with a real type.
7230 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7232 2009-02-23 Jason Merrill <jason@redhat.com>
7235 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7236 narrowing_initializer_constant_valid_p.
7237 (narrowing_initializer_constant_valid_p): Don't return
7238 null_pointer_node for adding a pointer to itself.
7240 2009-02-23 Jan Hubicka <jh@suse.cz>
7243 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7246 2009-02-23 Jan Hubicka <jh@suse.cz>
7248 PR tree-optimization/37709
7249 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7250 * tree.h (block_ultimate_origin): Declare.
7251 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7252 * tree-ssa-live.c (remove_unused_scope_block_p):
7253 Eliminate blocks containig no instructions nor live variables nor
7255 (dump_scope_block): New function.
7256 (remove_unused_locals): Enable removal of dead blocks by default;
7257 enable dumping at TDF_DETAILS.
7259 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7261 * config/i386/i386.c (classify_argument): Don't allow COImode
7263 (function_arg_advance_32): Don't allow OImode.
7264 (function_arg_32): Likewise.
7265 (function_value_32): Likewise.
7266 (return_in_memory_32): Likewise.
7267 (function_arg_64): Remove OImode comment.
7269 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7272 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7273 ix86_expand_vector_set for V4DImode in 64bit mode only.
7274 (ix86_expand_vector_init_one_var): Likewise.
7276 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7278 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7280 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7283 * loop-iv.c: Revert last change.
7284 * emit-rtl.c: Likewise.
7286 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7289 * config/i386/i386.c (type_natural_mode): Remove an extra
7290 space in the warning message.
7291 (function_value_32): Handle 32-byte vector modes.
7292 (return_in_memory_32): Likewise.
7294 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7296 * loop-iv.c (truncate_value): New function.
7297 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7299 (lowpart_subreg): Move to...
7300 * emit-rtl.c: ...here.
7302 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7304 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7305 accidental and undocumented change at revision 140860.
7307 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7309 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7310 take gimple_seq * arguments.
7311 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7312 types_compatible_p langhook.
7314 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7315 Joseph Myers <joseph@codesourcery.com>
7317 * config/arm/arm.c (arm_builtin_va_list): New function.
7318 (arm_expand_builtin_va_start): Likewise.
7319 (arm_gimplify_va_arg_expr): Likewise.
7320 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7321 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7322 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7323 (va_list_type): New variable.
7324 (arm_mangle_type): Mangle va_list_type appropriately.
7326 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7329 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7330 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7331 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7332 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7333 parameter to 1000 for -O1 by default.
7334 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7336 * loop-invariant.c: Include params.h.
7337 (move_loop_invariants): Don't call move_single_loop_invariants on
7340 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7342 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7343 offset when calculating bounds for indexing stack_usage_map. Fixes
7344 a buffer overflow with certain target setups.
7346 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7349 * calls.c (expand_call): Clear try_tail_call if caller and callee
7350 disagree in promotion of function return value.
7352 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7355 * c-common.c (c_determine_visibility): If visibility changed and
7356 DECL_RTL has been already set, call make_decl_rtl to update symbol
7359 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7362 * varasm.c (assemble_variable): Don't check DECL_NAME when
7363 globalizing a variable.
7365 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7368 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7369 expression before any __builtin_trap call.
7370 * c-typeck.c (build_function_call): Convert and check function
7371 arguments before generating a call to a trap. Evaluate the
7372 function arguments before the trap.
7374 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7377 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7378 (UNSPEC_FXAM_MEM): New unspec.
7379 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7380 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7381 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7383 2009-02-19 Richard Guenther <rguenther@suse.de>
7385 PR tree-optimization/39207
7386 PR tree-optimization/39074
7387 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7388 storedanything_tree): New.
7389 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7390 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7391 (build_succ_graph): Add edges from STOREDANYTHING to all
7393 (init_base_vars): Initialize STOREDANYTHING.
7394 (compute_points_to_sets): Free substitution info after
7395 building the succ graph.
7396 (ipa_pta_execute): Likewise.
7398 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7400 (do_ds_constraint): Do not add to special var or non-pointer
7402 (type_could_have_pointers): Split out from ...
7403 (could_have_pointers): ... here. For arrays use the element type.
7404 (create_variable_info_for): Initialize may_have_pointers.
7405 (new_var_info): Likewise.
7406 (handle_lhs_call): Make the HEAP variable unknown-sized.
7407 (intra_create_variable_infos): Use a type with pointers for
7408 PARM_NOALIAS, make it unknown-sized.
7410 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7413 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7415 2009-02-18 Jason Merrill <jason@redhat.com>
7418 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7419 value if DECL_EXTERNAL.
7420 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7421 * target.h (gcc_target::binds_local_p): Clarify "module".
7422 * tree.h (TREE_PUBLIC): Clarify "module".
7424 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7427 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7428 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7430 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7433 * c.opt (Wabi): Support C and ObjC.
7436 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7438 * config/i386/i386.c (classify_argument): Warn once about the ABI
7439 change when passing union with long double.
7441 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7443 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7446 * c-parser.c (c_parser_compound_statement): Always enter and leave
7449 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7452 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7454 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7456 PR tree-optimization/36922
7457 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7458 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7461 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7463 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7466 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7468 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7470 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7472 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7475 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7476 Richard Sandiford <rdsandiford@googlemail.com>
7478 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7479 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7480 (loongson_biadd): ...this.
7482 2009-02-17 Richard Guenther <rguenther@suse.de>
7484 PR tree-optimization/39202
7485 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7486 a var make sure to follow existing collapses.
7488 2009-02-17 Richard Guenther <rguenther@suse.de>
7491 * langhooks.c (lhd_print_error_function): Check for NULL block.
7493 2009-02-17 Richard Guenther <rguenther@suse.de>
7495 PR tree-optimization/39204
7496 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7499 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7501 * config/soft-fp/double.h: Update from glibc CVS.
7503 2009-02-17 Richard Guenther <rguenther@suse.de>
7505 PR tree-optimization/39207
7506 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7507 strict-aliasing warnings for pointers pointing to NULL.
7509 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7512 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7513 skipping until next close brace.
7515 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7518 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7519 to function argument boundary.
7521 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7523 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7524 in the lea_add. Reload eventually constraints it properly.
7525 * config/picochip/constraints.md : Remove the target constraint
7526 "b", since it is not needed anymore.
7528 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7530 * gthr-dce.h: Uglify function parameter and local variable names.
7531 * gthr-gnat.h: Likewise.
7532 * gthr-mipssde.h: Likewise.
7533 * gthr-nks.h: Likewise.
7534 * gthr-posix95.h: Likewise.
7535 * gthr-posix.h: Likewise.
7536 * gthr-rtems.h: Likewise.
7537 * gthr-single.h: Likewise.
7538 * gthr-solaris.h: Likewise.
7539 * gthr-tpf.h: Likewise.
7540 * gthr-vxworks.h: Likewise.
7541 * gthr-win32.h: Likewise.
7543 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7546 * config/i386/i386.md: Restrict the new peephole2 to move
7547 between MMX/SSE registers.
7549 2009-02-15 Richard Guenther <rguenther@suse.de>
7552 2009-02-13 Richard Guenther <rguenther@suse.de>
7554 * configure.ac: Enable LFS.
7555 * configure: Re-generate.
7556 * config.in: Likewise.
7558 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7560 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7561 spu_srqwbyte, spu_srqwbytebc): Define.
7562 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7563 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7564 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7565 "shrqby_<mode>"): New insn-and-split patterns.
7566 * config/spu/spu.c (expand_builtin_args): Determine and return
7567 number of operands using spu_builtin_description data.
7568 (spu_expand_builtin_1): Use it.
7570 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7573 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7576 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7579 * config/i386/i386.c (override_options): Correct warning
7580 messages for -malign-loops, -malign-jumps and -malign-functions.
7582 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7585 * config/i386/i386.md: Restrict the new peephole2 to move
7586 between the general purpose registers.
7588 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7591 * config/i386/i386.c (type_natural_mode): Add a new argument.
7592 Return the original mode and warn ABI change if vector size is 32byte.
7593 (function_arg_advance): Updated.
7594 (function_arg): Likewise.
7595 (ix86_function_value): Likewise.
7596 (ix86_return_in_memory): Likewise.
7597 (ix86_sol10_return_in_memory): Likewise.
7598 (ix86_gimplify_va_arg): Likewise.
7599 (function_arg_32): Don't warn ABX ABI change here.
7600 (function_arg_64): Likewise.
7602 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7604 * loop-iv.c (implies_p): In the final case, test that operands 0
7605 of the two comparisons match.
7607 * config/bfin/bfin.c (find_prev_insn_start): New function.
7608 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7609 (find_next_insn_start): Move.
7611 2009-02-13 Richard Guenther <rguenther@suse.de>
7613 * configure.ac: Enable LFS.
7614 * configure: Re-generate.
7615 * config.in: Likewise.
7617 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7620 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7621 sizes on syntax error after some arguments have been parsed.
7623 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7625 * doc/invoke.texi (-fira): Remove.
7627 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7629 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7630 * recog.c: Likewise.
7633 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7635 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7636 (umul_ppmm): Likewise.
7637 (count_leading_zeros): Likewise.
7638 (count_trailing_zeros): Likewise.
7639 (UMUL_TIME): Likewise.
7641 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7643 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7644 soft-fp/t-softfp to tmake_file.
7646 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7647 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7648 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7649 IA64_BUILTIN_INFQ]: New.
7650 (ia64_init_builtins): Initialize __builtin_infq,
7651 __builtin_fabsq and __builtin_copysignq if not HPUX.
7652 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7653 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7655 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7657 (__fixtfti): Likewise.
7658 (__fixunstfti): Likewise.
7659 (__floattitf): Likewise.
7661 * config/ia64/libgcc-glibc.ver: New.
7662 * config/ia64/t-fprules-softfp: Likewise.
7663 * config/ia64/sfp-machine.h: Likewise.
7665 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7666 (LIBGCC2_TF_CEXT): Likewise.
7667 (TF_SIZE): Likewise.
7668 (TARGET_INIT_LIBFUNCS): Likewise.
7670 * config/ia64/t-glibc (SHLINB_MAPFILES):
7671 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7673 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7675 * config/i386/i386.c (construct_container): Rewrite processing
7676 BLKmode with X86_64_SSE_CLASS.
7678 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7681 * config/i386/i386.md: Replace simplify_replace_rtx with
7682 replace_rtx in the new peephole2.
7684 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7686 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7687 loop unrolling do not happen at -O2.
7689 2009-02-12 Michael Matz <matz@suse.de>
7691 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7693 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7695 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7698 2009-02-12 Ben Elliston <bje@au.ibm.com>
7700 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7701 patterns when updating the back chain. Missed in the 2009-02-10
7704 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7706 * doc/extend.texi (Decimal Floating Types): Update identifier of
7707 draft TR and list of missing support.
7709 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7712 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7713 bit to variable length decl's flags, add it also to its
7714 pointer replacement variable.
7716 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7717 Jakub Jelinek <jakub@redhat.com>
7720 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7721 (memory_blockage): New expander.
7722 (*memory_blockage): New insn pattern.
7723 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7724 instead of general blockage at the end of function prologue when
7725 frame pointer is used to access red zone area. Do not emit blockage
7726 when profiling, it is emitted in generic code.
7727 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7728 function epilogue when frame pointer is used to access red zone area.
7730 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7733 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7734 by arithmetic with memory operands.
7735 * config/i386/predicates.md (commutative_operator): New.
7737 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7739 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7742 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7744 * alias.h (record_alias_subset): Declare.
7745 * alias.c (record_alias_subset): Make global.
7747 2009-02-10 Nick Clifton <nickc@redhat.com>
7749 * tree-parloops.c: Change license to GPLv3.
7750 * ipa-struct-reorg.c: Change license to GPLv3.
7751 * ipa-struct-reorg.h: Change license to GPLv3.
7753 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7756 * c-decl.c (start_struct): Return NULL on error.
7758 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7761 * cfgloopmanip.c (remove_path): Call remove_bbs after
7762 cancel_loop_tree, not before it.
7765 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7766 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7767 VAR_DECLs were seen.
7768 * tree-ssa-live.c (remove_unused_locals): Recompute
7769 cfun->has_local_explicit_reg_vars.
7770 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7771 copies or clearings if cfun->has_local_explicit_reg_vars.
7773 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7776 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7777 of function prologue when frame pointer is used to access
7780 2009-02-10 Richard Guenther <rguenther@suse.de>
7783 * gimplify.c (gimple_regimplify_operands): Always look if
7784 we need to create a temporary.
7786 2009-02-10 Richard Guenther <rguenther@suse.de>
7788 PR tree-optimization/39132
7789 * tree-loop-distribution.c (todo): New global var.
7790 (generate_memset_zero): Trigger TODO_rebuild_alias.
7791 (tree_loop_distribution): Return todo.
7793 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7796 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7797 (x86_64_reg_class_name): Removed.
7798 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7799 first one isn't X86_64_SSE_CLASS or any other ones aren't
7800 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7801 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7802 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7803 and 3 X86_64_SSEUP_CLASS.
7804 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7805 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7807 2009-02-10 Ben Elliston <bje@au.ibm.com>
7809 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7810 form instruction to update the stack back chain word, even if the
7811 user has disabled the generation of update instructions.
7812 (movdi_<mode>_update_stack): New.
7813 (movsi_update_stack): Likewise.
7814 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7815 always use an update form instruction to update the stack back
7818 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7821 * graphite.c (if_region_set_false_region): After moving a region in
7822 the false branch of a condition, remove the empty dummy basic block.
7823 (gloog): Remove wrong fix for PR38953.
7825 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7827 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7828 generation due to implicit sign extension.
7830 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7833 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7834 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7836 2009-02-09 Richard Guenther <rguenther@suse.de>
7839 * convert.c (convert_to_real): Disable (float)fn((double)x)
7840 to fnf(x) conversion if errno differences may occur and
7841 -fmath-errno is set.
7843 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7845 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7846 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7847 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7849 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7852 * c-common.c (handle_alias_attribute): Disallow attribute for
7853 anything not a FUNCTION_DECL or VAR_DECL.
7855 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7858 * real.c (do_compare): Special-case compare of zero against
7859 decimal float value.
7861 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7864 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7865 as indicating flexible array members unless the field itself is
7866 being declarared as the incomplete array.
7868 2009-02-06 Jan Hubicka <jh@suse.cz>
7870 PR tree-optimization/38844
7871 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7874 2009-02-06 Richard Guenther <rguenther@suse.de>
7877 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7878 fork because we may expand it as __gcov_fork.
7880 2009-02-06 Nick Clifton <nickc@redhat.com>
7882 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7884 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7886 PR tree-optimization/35659
7887 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7888 vn_phi_eq): Shortcut if hashcode does not match.
7889 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7891 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7892 and avoid iterative_hash_expr.
7893 (FOR_EACH_VALUE_ID_IN_SET): New.
7894 (value_id_compare): Remove.
7895 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7896 sort expressions by value id.
7898 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7901 * config/sh/predicates.md (general_movsrc_operand): Don't check
7902 the subreg of system registers here.
7904 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7907 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7910 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7912 PR rtl-optimization/39110
7913 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7914 addresses, not aligned ones.
7916 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7917 Richard Guenther <rguenther@suse.de>
7919 PR tree-optimization/39100
7920 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7921 comment says and add edges.
7923 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7926 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7927 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7929 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7931 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7932 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7933 register_bb_in_sese, new_sese, free_sese): Moved.
7934 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7935 outermost_loop_in_scop, build_scop_iteration_domain,
7936 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7937 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7938 Use loop_in_sese_p instead of loop_in_scop_p.
7939 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7940 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7941 (scopdet_basic_block_info): Fix bug in scop detection.
7942 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7943 eq_loop_to_cloog_loop): Remove.
7944 (nb_loops_around_loop_in_scop, nb_loop
7945 ref_nb_loops): Moved here...
7946 * graphite.h (ref_nb_loops): ... from here.
7947 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7948 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7949 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7950 * testsuite/gcc.dg/graphite/scop-19.c: New
7952 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7953 Hans-Peter Nilsson <hp@axis.com>
7955 PR rtl-optimization/37889
7956 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7957 Move offset handling from PLUS to before the switch. Use new
7958 arguments when considering SYMBOL_REFs too.
7959 (rtx_addr_can_trap_p): Pass dummy offset and size.
7960 (enum may_trap_p_flags): Remove.
7961 (may_trap_p_1): Pass size from MEM_SIZE.
7963 PR rtl-optimization/38921
7964 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7965 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7966 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7967 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7969 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7971 AVX Programming Reference (January, 2009)
7972 * config/i386/sse.md (*vpclmulqdq): New.
7974 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7976 PR tree-optimization/38977
7977 PR gcov-profile/38292
7978 * calls.c (special_function_p): Disregard __builtin_ prefix.
7980 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7982 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7983 non-indexable addresses even before reload.
7985 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7988 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7989 as having variable size. Do not give an error for unnamed
7990 parameters with [*] declarators. Give a warning for type names
7991 with [*] declarators and mark them as variable size.
7992 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7993 for sizeof applied to [*] type names.
7995 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7998 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8000 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8002 * gcc.c (process_command): Update copyright notice dates.
8003 * gcov.c (print_version): Likewise.
8004 * gcov-dump.c (print_version): Likewise.
8005 * mips-tfile.c (main): Likewise.
8006 * mips-tdump.c (main): Likewise.
8008 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8011 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8012 for composite type involving a zero-length array type.
8014 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8017 * function.c (match_asm_constraints_1): Skip over
8018 initial optional % in the constraint.
8021 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8022 supported, don't accept FIXED_CSTs.
8023 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8024 and _Sat is used without _Fract/_Accum. Set specs->type to
8025 integer_type_node for cts_fract/cts_accum if fixed point is not
8028 2009-02-02 Catherine Moore <clm@codesourcery.com>
8030 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8032 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8034 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8035 (ABI_HAS_64BIT_SYMBOLS): Use it.
8036 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8038 2009-02-02 Paul Brook <paul@codesourcery.com>
8040 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8042 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8045 * recog.h (asm_operand_ok): Add constraints argument.
8046 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8047 recurse on matching constraint.
8048 (check_asm_operands): Pass constraints as 3rd argument to
8049 asm_operand_ok. Don't look up matching constraint here.
8050 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8053 2009-02-02 Ben Elliston <bje@au.ibm.com>
8055 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8056 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8058 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8060 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8061 information. Remove some obsolete information. Reorganize.
8063 * config/pa/fptr.c: Revert license to GPL 2.
8064 * config/pa/milli64.S: Likewise.
8066 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8069 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8070 LIBRARY name in, instead of hard-coding it.
8071 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8072 extra target make frag to tmake_files according to EH model.
8073 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8074 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8075 frags that define makefile variable EH_MODEL appropriately.
8076 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8077 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8078 to "-sjlj" according to type of EH configured.
8079 (LIBGCC_SONAME): Concatenate it to shared library base name.
8080 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8081 to "_sjlj" according to type of EH configured.
8082 (LIBGCC_SONAME): Concatenate it to shared library base name.
8083 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8084 (SHLIB_LINK): Add missing semicolon to if-else construct.
8085 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8086 string value of "pe_dll" command-line option.
8087 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8088 (SHLIB_SONAME): Use it when overriding t-cygming default.
8089 (SHLIB_IMPLIB): Override t-cygming default.
8090 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8091 string value of "pe_dll" command-line option.
8093 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8096 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8097 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8099 2009-01-31 Richard Guenther <rguenther@suse.de>
8101 PR tree-optimization/38937
8102 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8103 computing the transitive closure.
8105 2009-01-30 Richard Guenther <rguenther@suse.de>
8107 PR tree-optimization/39041
8108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8109 Propagate variable indices only if the types match for this stmt.
8111 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8114 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8115 inline but never defined.
8117 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8119 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8120 (*insv_h_di_reg_extimm): New insn.
8121 (*insv_l<mode>_reg_extimm): New insn.
8123 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8125 * config/picochip/picochip.c (flag_conserve_stack): set
8126 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8127 fconserve-stack. Reduce call-overhead used by inliner.
8129 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8132 * common.opt (flag_conserve_stack): Initialised to zero.
8134 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8137 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8138 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8141 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8143 * ira-color.c (allocno_reload_assign): Update comments.
8144 * regmove.c (regmove_optimize): Likewise.
8148 2009-01-29 Robert Millan <rmh@aybabtu.com>
8150 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8151 * config/i386/kopensolaris-gnu.h: New file. Undefine
8152 `MD_UNWIND_SUPPORT'.
8153 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8155 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8157 PR tree-optimization/39007
8158 * tree-loop-distribution.c (generate_builtin): Use
8159 recompute_dominator to compute the immediate dominator of the
8160 basic block just after the loop.
8162 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8164 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8165 (ASM_OUTPUT_DWARF_PCREL): Define.
8167 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8169 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8170 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8171 global. Modify entries about regmove and IRA.
8173 * ra-conflict.c: Remove the file.
8175 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8177 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8178 (pass_regclass_init): Rename to pass_reginfo_init.
8180 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8182 * toplev.h (flag_ira): Remove.
8184 * caller-save.c (setup_save_areas): Remove flag_ira.
8186 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8188 * global.c: Remove the file.
8190 * opts.c (decode_options): Remove flag_ira.
8192 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8194 * regmove.c: Modify file description.
8195 (find_use_as_address, try_auto_increment): Define them only if
8196 AUTO_INC_DEC is defined.
8197 (replacement_quality, replace_in_call_usage, fixup_match_1,
8198 stable_and_no_regs_but_for_p): Remove.
8199 (reg_set_in_bb): Make it static.
8200 (regmove_optimize): Remove flag_ira and code which worked for
8203 * local-alloc.c: Remove the file.
8205 * common.opt (fira): Remove.
8207 * ira.c: Include except.h.
8208 (eliminable_regset): Move from global.c.
8209 (mark_elimination): Ditto. Remove flag_ira.
8210 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8211 equiv_mem_modified, validate_equiv_mem_from_store,
8212 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8213 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8214 no_equiv, recorded_label_ref): Move from local-alloc.c.
8215 (update_equiv_regs): Ditto. Make it static.
8216 (print_insn_chain, print_insn_chains): Move it from global.c.
8217 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8218 (build_insn_chain): Ditto. Make it static.
8219 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8220 Rename to init_live_subregs.
8221 (gate_ira): Remove flag_ira.
8223 * regclass.c: Rename reginfo.c. Change file description.
8224 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8225 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8226 (init_reg_sets_1): Remove code for evaluation of
8227 reg_class_superclasses and losing_caller_save_reg_set.
8228 (init_regs): Remove init_reg_autoinc.
8229 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8230 ok_for_base_p_nonstrict): Remove.
8231 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8232 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8233 corresponding entries.
8234 (dump_regclass, record_operand_costs, scan_one_insn,
8235 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8236 record_address_regs, auto_inc_dec_reg_p): Remove.
8237 (gt-regclass.h): Rename to gt-reginfo.h.
8239 * rtl.h (dump_global_regs, retry_global_alloc,
8240 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8242 * Makefile.in (RA_H): Remove.
8243 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8244 Rename regclass.o to reginfo.o.
8245 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8247 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8248 (GTFILES): Rename regclass.c to reginfo.c.
8250 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8251 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8253 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8254 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8256 (finish_spills): Ditto. Remove code for !flag_ira.
8258 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8261 * doc/invoke.texi (rtl debug options): Complete rewrite.
8262 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8264 * mode-switching.c (pass_mode_switching): Rename pass from
8265 "mode-sw" to "mode_sw".
8266 * except.c (pass_convert_to_eh_ranges): Rename pass from
8267 "eh-ranges" to "eh_ranges".
8268 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8272 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8273 Alexander Monakov <amonakov@ispras.ru>
8276 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8278 (move_exprs_to_boundary): Change return type and pass through
8279 should_move from move_op. Relax assert. Update usage ...
8280 (schedule_expr_on_boundary): ... here. Use should_move instead of
8282 (move_op_orig_expr_found): Indicate that insn was disconnected from
8284 (code_motion_process_successors): Do not call after_merge_succs
8285 callback if original expression was not found when traversing any of
8287 (code_motion_path_driver): Change return type. Update prototype.
8288 (move_op): Update comment. Add a new parameter (should_move). Update
8289 prototype. Set *should_move based on indication provided by
8290 move_op_orig_expr_found.
8292 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8294 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8295 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8296 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8297 * config/rs6000/rs6000.c (rs6000_override_options): Default
8298 avoid-indexed-addresses on for Power6, off for everything else.
8299 (avoiding_indexed_address_p): New function.
8300 (rs6000_legitimize_address): Use it.
8301 (rs6000_legitimate_address): Likewise.
8302 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8304 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8306 PR tree-optimization/38997
8307 * tree-loop-distribution.c (generate_memset_zero): Use
8308 POINTER_PLUS_EXPR for a pointer addition.
8310 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8312 * config/s390/s390.md (bswap<mode>2): New pattern added.
8314 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8316 * config/s390/s390.md (*tls_load_31): Added type attribute.
8318 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8320 * config/s390/s390.md: Fix a few comments.
8322 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8324 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8325 (*tm<mode>_full): Fixed z10prop attribute.
8326 (*tst<mode>_extimm): Fixed z10prop attribute.
8327 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8328 (*tstqiCCT_cconly): Fixed z10prop attribute.
8329 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8330 (*movsi_larl): Fixed z10prop attribute.
8331 (*movsi_zarch): Fixed z10prop attribute.
8332 (*movsi_eas): Fixed z10prop attribute.
8333 (*movhi): Fixed z10prop attribute.
8334 (*movqi): Fixed z10prop attribute.
8335 (*movstrictqi): Fixed z10prop attribute.
8336 (*mov<mode>): Fixed z10prop attribute.
8337 (*movcc): Fixed z10prop attribute.
8338 (*sethighpartdi_64): Fixed z10prop attribute.
8339 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8340 (*negdi2_sign_cc): Fixed z10prop attribute.
8341 (*negdi2_sign): Fixed z10prop attribute.
8342 (*absdi2_sign_cc): Fixed z10prop attribute.
8343 (*absdi2_sign): Fixed z10prop attribute.
8344 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8345 (*negabsdi2_sign): Fixed z10prop attribute.
8346 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8347 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8348 (doloop_si64): Fixed z10prop attribute.
8349 (doloop_si31): Fixed z10prop attribute.
8350 (doloop_long): Fixed z10prop attribute.
8351 (indirect_jump): Fixed z10prop attribute.
8352 (nop): Fixed z10prop attribute.
8353 (main_base_64): Fixed z10prop attribute.
8354 (reload_base_64): Fixed z10prop attribute.
8356 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8358 PR rtl-optimization/38740
8359 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8361 * config/mips/mips.c (mips_reorg): Likewise.
8363 2009-01-28 Richard Guenther <rguenther@suse.de>
8365 PR tree-optimization/38926
8366 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8367 with the correct value id to a value.
8368 (do_regular_insertion): Use the value number of edoubleprime
8369 for the value number of the expr.
8372 2008-08-21 Richard Guenther <rguenther@suse.de>
8374 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8375 a PHI ask VN if it is already available.
8376 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8377 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8379 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8382 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8383 set to varying whenever max has TREE_OVERFLOW set, similarly
8384 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8386 2009-01-28 Richard Guenther <rguenther@suse.de>
8389 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8390 uninitialized aggregate uses in call arguments.
8392 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8394 PR tree-optimization/38984
8395 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8396 the nothing_id variable if -fno-delete-null-pointer-checks.
8398 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8401 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8402 (set_got_offset_rex64): Ditto.
8404 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8407 * doc/extend.texi: Improve local variable with asm reg.
8409 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8411 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8412 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8413 was not supplied then set warn_packed_bitfield_compat to the
8415 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8418 2009-01-27 Richard Guenther <rguenther@suse.de>
8420 PR tree-optimization/38503
8421 * cfgexpand.c (expand_gimple_basic_block): Ignore
8422 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8423 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8424 variables that cannot have TBAA applied.
8425 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8428 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8431 * calls.c (initialize_argument_information): Do not wrap complex
8432 arguments in SAVE_EXPR.
8434 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8436 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8437 (INSTALL_LIBGCC): Revert typo commit.
8439 2009-01-26 Richard Guenther <rguenther@suse.de>
8441 PR tree-optimization/38745
8442 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8443 from special handling.
8445 2009-01-26 Richard Guenther <rguenther@suse.de>
8447 PR tree-optimization/38745
8448 * tree-ssa.c (execute_update_addresses_taken): Do not include
8449 variables that cannot possibly be a register in not_reg_needs.
8450 Do not clear TREE_ADDRESSABLE on vars that may not become
8452 * tree-ssa.c (update_alias_info_1): Include those in the set
8453 of addressable vars.
8455 2009-01-26 Richard Guenther <rguenther@suse.de>
8458 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8459 * tree-ssa-dse.c: Include langhooks.h
8460 (execute_simple_dse): Remove stores with zero size.
8462 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8465 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8468 2009-01-24 Julian Brown <julian@codesourcery.com>
8470 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8471 config/arm/linux-atomic.c.
8472 * config/arm/linux-atomic.c: New.
8474 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8476 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8477 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8478 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8480 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8483 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8486 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8488 PR tree-optimization/38953
8489 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8490 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8491 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8492 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8495 2009-01-24 Paul Brook <paul@codesourcery.com>
8497 * config/arm/neon.md (neon_type): Move to arm.md.
8498 (neon_mov<VSTRUCT>): Add neon_type attribute.
8499 * config/arm/arm.md (neon_type): Move to here.
8500 (conds): Add "unconditioal" and use as default for NEON insns.
8502 2009-01-24 Ben Elliston <bje@au.ibm.com>
8504 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8505 void *' warning from -Wc++-compat.
8506 * Makefile.in (dominance.o-warn): Remove.
8508 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8510 PR tree-optimization/38932
8511 * fold-const.c (fold_unary_ignore_overflow): New.
8512 * tree.h (fold_unary_ignore_overflow): Declare.
8513 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8514 * tree-ssa-sccvn.c (visit_reference_op_load,
8515 simplify_unary_expression): Likewise.
8517 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8519 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8520 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8521 regardless of their type.
8522 * c-common.c (handle_packed_attribute): Don't ignore packed on
8524 * c.opt (Wpacked-bitfield-compat): New warning option.
8525 * stor-layout.c (place_field): Warn if offset of a field changed.
8526 * doc/extend.texi (packed): Mention the ABI change.
8527 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8528 (Warning Options): Add it to the list.
8530 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8532 * c-opts.c (c_common_post_options): Fix a typo in comments.
8534 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8537 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8538 variables to static.
8539 * doc/invoke.texi (-fmerge-all-constants): Update description.
8541 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8544 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8545 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8547 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8549 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8551 (LOCAL_ALIGNMENT): Similarly.
8553 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8554 Joseph Myers <joseph@codesourcery.com>
8556 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8557 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8558 * config/arm/arm-tune.md: Regenerate.
8559 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8562 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8564 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8565 version number to five.
8567 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8570 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8571 * c-common.c (set_underlying_type): Likewise.
8572 (is_typedef_decl ): Likewise
8574 (set_underlying_type): Likewise.
8575 (is_typedef_type): Likewise.
8577 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8580 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8583 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8586 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8587 (LIBGCC_SPEC): Don't define.
8588 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8590 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8592 PR rtl-optimization/38879
8593 * alias.c (base_alias_check): Unaligned access via AND address can
8594 alias all surrounding object types except those with sizes equal
8595 or wider than the size of unaligned access.
8597 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8600 * c-decl.c (clone_underlying_type): Move this ...
8601 * c-common.c (set_underlying_type): ... here.
8602 Also, make sure the function properly sets TYPE_STUB_DECL() on
8603 the newly created typedef variant type.
8604 (is_typedef_decl ): New entry point.
8605 * tree.h: Added a new member member_types_needing_access_check to
8606 struct tree_decl_non_common.
8607 (set_underlying_type): New entry point.
8608 (is_typedef_type): Likewise.
8610 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8612 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8613 Check whether two instructions have memory references that
8614 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8615 are helper functions for traversing.
8616 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8617 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8618 not to draw dependency edge for instructions with non-conflicting
8621 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8624 * longlong.h: Update copyright years. Use soft-fp license notice.
8625 Sync __clz_tab declaration with glibc.
8627 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8630 * doc/extend.texi (syscall_linkage): New.
8631 (version_id): Modify.
8633 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8634 Richard Guenther <rguenther@suse.de>
8636 PR tree-optimization/38747
8637 PR tree-optimization/38748
8638 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8639 conversion if the base address is an indirect reference and the
8640 aliasing sets could cause issues.
8642 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8644 * common.opt (fgraphite, fgraphite-identity): Add comment for
8645 explaining why these options are not documented.
8647 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8649 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8650 gimple_call_lhs is NULL.
8652 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8655 * emit-rtl.c (adjust_address_1): Make sure memref is never
8658 2009-01-20 Ben Elliston <bje@au.ibm.com>
8660 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8661 const qualifier from arg parameter. Remove unnecessary cast to char *.
8662 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8663 const qualifier from arg 2.
8665 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8667 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8669 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8672 * rtl.h (reinit_regs): New prototype.
8673 * regclass.c: Include ira.h.
8675 * Makefile.in (regclass.o): Add ira.h.
8676 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8678 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8681 * c-common.c (handle_aligned_attribute): Use
8682 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8683 default alignment value.
8685 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8687 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8688 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8690 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8691 __BIGGEST_ALIGNMENT__.
8693 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8695 2009-01-18 Richard Guenther <rguenther@suse.de>
8697 PR tree-optimization/38819
8698 * tree-flow.h (operation_could_trap_helper_p): Declare.
8699 * tree-eh.c (operation_could_trap_helper_p): Export.
8700 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8701 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8702 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8703 are about to insert a possibly trapping instruction and fail
8706 2009-01-18 Andreas Schwab <schwab@suse.de>
8708 * doc/install.texi (Configuration): Remove obsolete paragraph
8709 about use of --with-gnu-ld with --with-gnu-as.
8711 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8713 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8714 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8715 Follow spelling conventions.
8717 2009-01-18 Ben Elliston <bje@au.ibm.com>
8719 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8720 C++ warning about implicit conversion from void * to struct
8722 (bitmap_obstack_free): Likewise for bitmap_element *.
8723 * Makefile.in (bitmap.o-warn): Remove.
8725 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8727 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8729 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8730 Tobias Grosser <tobi.grosser@amd.com>
8732 * graphite.c (graphite_trans_scop_block): Do not block single
8735 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8737 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8738 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8739 test with assertion.
8741 2009-01-16 Richard Guenther <rguenther@suse.de>
8743 PR tree-optimization/38835
8745 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8746 and INT + PTR -> (INT)(PTR p+ INT) folding.
8747 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8749 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8752 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8753 the subreg from a lowpart subreg if it is also casting the value.
8755 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8756 Tobias Grosser <tobi.grosser@amd.com>
8758 * graphite.c (compare_prefix_loops): New.
8759 (build_scop_canonical_schedules): Rewritten.
8760 (graphite_transform_loops): Move build_scop_canonical_schedules
8761 after build_scop_iteration_domain.
8763 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8764 Tobias Grosser <tobi.grosser@amd.com>
8766 * graphite.c (add_conditions_to_domain): Add the loops to
8767 the dimension of the iteration domain. Do copy the domain
8768 only when it exists.
8769 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8770 (add_conditions_to_constraints): New.
8771 (can_generate_code_stmt, can_generate_code): Removed.
8772 (gloog): Do not call can_generate_code.
8773 (graphite_transform_loops): Call add_conditions_to_constraints
8774 after building the iteration domain.
8776 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8778 PR tree-optimization/38789
8779 * tree-ssa-threadedge.c
8780 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8781 __builtin_constant_p.
8783 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8785 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8786 examined before deleting them.
8788 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8790 * function.c (aggregate_value_p): Correctly extract the function
8791 type from CALL_EXPR_FN lookup.
8793 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8795 * config/picochip/picochip.c (picochip_override_options): Revert
8796 CFI asm flag disable commited previously.
8798 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8799 Tobias Grosser <tobi.grosser@amd.com>
8800 Jan Sjodin <jan.sjodin@amd.com>
8802 * graphite.c (scan_tree_for_params): On substractions negate
8803 all the coefficients of the term.
8804 (clast_to_gcc_expression_red): New. Handle reduction expressions
8805 of more than two operands.
8806 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8807 (get_vdef_before_scop): Handle also the case of default definitions.
8809 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8811 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8812 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8813 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8815 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8816 Joey Ye <joey.ye@intel.com>
8819 * cfgexpand.c (expand_stack_alignment): Don't update stack
8820 boundary nor check incoming stack boundary here.
8821 (gimple_expand_cfg): Update stack boundary and check incoming
8822 stack boundary here.
8824 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8826 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8828 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8830 PR rtl-optimization/38245
8831 * calls.c (expand_call): Add stack arguments to
8832 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8833 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8834 in regs and partially in memory or BLKmode arguments.
8835 (emit_library_call_value_1): Add stack arguments to
8836 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8837 ACCUMULATE_OUTGOING_ARGS).
8838 * dce.c: Include tm_p.h.
8839 (find_call_stack_args): New function.
8840 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8842 (mark_insn): Call find_call_stack_args for CALL_Ps.
8843 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8844 forwards. Allocate and free arg_stores bitmap if needed, pass it
8845 down to deletable_insn_p, don't mark stores set in arg_stores
8846 bitmap, clear the bitmap at the beginning of each bb.
8847 * Makefile.in (dce.o): Depend on $(TM_P_H).
8849 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8852 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8853 to make sure the insn is a conditional test (bug 22599). Reformat a
8856 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8859 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8860 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8861 (gloog): Do not call cleanup_tree_cfg.
8862 (graphite_transform_loops): Call cleanup_tree_cfg after all
8863 scops have been code generated.
8865 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8866 * doc/gty.texi (Invoking the garbage collector): Added new node
8867 and section documenting ggc_collect.
8869 2009-01-14 Richard Guenther <rguenther@suse.de>
8871 PR tree-optimization/38826
8873 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8874 initialization notes only if we actually emitted a warning.
8875 (intra_create_variable_infos): Add constraints for a result decl
8876 that is passed by hidden reference.
8877 (build_pred_graph): Mark all related variables non-direct on
8880 2009-01-14 Nick Clifton <nickc@redhat.com>
8882 * ira-conflicts.c: Include addresses.h for the definition of
8884 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8885 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8887 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8890 * Makefile.in (ira-lives.o): Add except.h.
8892 * ira-lives.c: Include except.h.
8893 (process_bb_node_lives): Process can_throw_internal.
8895 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8897 PR rtl-optimization/38774
8898 * combine.c (simplify_set): When undoing cc_use change, don't do
8899 PUT_CODE on the newly created comparison, but instead put back the
8902 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8904 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8905 values. Remove duplicate arm8 entry.
8907 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8909 PR tree-optimization/38786
8910 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8911 the SSA_NAME case of expand_scalar_variables_expr.
8912 Set the type of an expression to the type of its assign statement.
8913 (expand_scalar_variables_expr): Also gather the scalar computation
8914 used to index the memory access. Do not pass loop_p.
8915 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8916 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8917 the gimple_stmt_iterator where it inserts new code.
8919 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8920 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8922 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8924 * graphite.h (debug_value): Removed.
8925 * graphite.c (debug_value): Removed.
8927 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8929 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8930 ldrd/strd with two 32-bit instructions.
8932 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8934 * config/arm/arm.c (struct processors): Pass for speed down into
8935 cost helper functions.
8936 (const_ok_for_op): Handle COMPARE and inequality nodes.
8937 (arm_rtx_costs_1): Rewrite.
8938 (arm_size_rtx_costs): Update prototype.
8939 (arm_rtx_costs): Pass speed down to helper functions.
8940 (arm_slowmul_rtx_costs): Rework cost calculations.
8941 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8942 (arm_9e_rtx_costs): Likewise.
8944 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8946 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8947 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8948 (alpha_legitimize_address): Do not split local symbols wider than
8949 UNITS_PER_WORD into HIGH/LO_SUM parts.
8951 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8954 * gcc.c (process_command): Replace call to execvp with calls
8955 to pex_one and exit.
8957 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8960 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8961 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8962 variant for devices with 3-byte PC.
8963 (__tablejump_elpm__): New.
8965 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8968 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8969 offsetof member-designator, handle it as `[0].'.
8971 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8973 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8974 function when not using named sections on targets with named sections
8975 if branch distance is less than 262132.
8977 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8979 * combine.c (combine_instructions): Recompute
8980 optimize_this_for_speed_p for each BB in the main combine loop.
8982 2009-01-12 Tomas Bily <tbily@suse.cz>
8985 * tree-loop-distribution.c (prop_phis): New function.
8986 (generate_builtin): Call prop_phis.
8987 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8989 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8991 PR tree-optimization/38807
8992 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8993 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8995 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8997 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8998 subreg of op0 to the original op0.
9000 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9002 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9004 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9007 * mips-tfile.c (parse_def): Fix parsing of def strings
9008 starting with digits.
9010 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9013 * config/arm/arm.c (arm_is_long_call_p): Don't call
9014 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9016 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9018 * regrename.c (regrename_optimize): Fix dumping.
9019 (find_oldest_value_reg): Preserve REG_POINTER.
9020 (copy_hardreg_forward_1): Likewise.
9022 2009-01-09 Diego Novillo <dnovillo@google.com>
9024 * gimple.h (struct gimple_statement_base) <uid>: Document
9025 the restrictions on its use.
9027 (gimple_set_uid): Tidy.
9029 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9031 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9032 zero guard even if align_bytes != 0 and count is smaller than
9035 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9037 PR rtl-optimization/38495
9038 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9039 (add_range_and_copies_from_move_list): Print all added ranges.
9040 Add ranges to memory optimized destination.
9042 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9046 * config/i386/i386.c (override_options): Reject
9047 -mstringop-strategy=rep_8byte with -m32.
9048 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9049 to 1. Do count comparison against epilogue_size_needed at compile
9050 time even when count_exp was constant forced into register. For
9051 size_needed don't jump to epilogue, instead just avoid aligning
9052 and invoke the body algorithm. If need_zero_guard, add zero guard
9053 even if count is non-zero, but smaller than size_needed + number of
9054 bytes that could be stored for alignment.
9055 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9056 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9057 but smaller than size_needed + number of bytes that could be stored
9058 for alignment. Compare size_needed with epilogue_size_needed instead
9059 of desired_align - align, don't adjust size_needed, pass
9060 epilogue_size_needed to the epilogue expanders.
9063 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9065 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9067 * pa.c (last_address): Change to unsigned.
9068 (update_total_code_bytes): Change argument to unsigned. Don't
9069 check if insn addresses are set.
9070 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9071 addresses are not set.
9072 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9074 2009-01-09 Nick Clifton <nickc@redhat.com>
9076 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9077 DECL_DECLARED_INLINE_P.
9079 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9082 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9083 GET_MODE (op0) in operand_subword_force calls.
9086 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9087 fold_convert arg0 operands to TREE_TYPE (op0) first.
9089 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9091 * params.def (ira-max-conflict-table-size): Decrease default value
9094 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9096 PR tree-optimization/37031
9097 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9099 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9100 allocate it using gc instead of heap, use VEC_quick_push instead of
9102 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9103 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9104 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9105 allocated vector from heap allocated.
9106 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9107 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9108 vector only after perfect_loop_nest_depth call.
9110 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9111 Jan Sjodin <jan.sjodin@amd.com>
9113 PR tree-optimization/38559
9114 * graphite.c (debug_value, copy_constraint,
9115 swap_constraint_variables, scale_constraint_variable, ): New.
9116 (get_lower_bound, get_upper_bound): Removed.
9117 (graphite_trans_bb_strip_mine): Clean up this code that works
9118 only for constant number of iterations. Fully copy upper and
9119 lower bound constraints, not only the constant part of them.
9120 * graphite.h (debug_value): Declared.
9122 2009-01-08 Ira Rosen <irar@il.ibm.com>
9124 PR tree-optimization/37194
9125 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9126 Don't add the cost of cost model guard in prologue to scalar
9127 outside cost in case of known number of iterations.
9129 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9130 Alan Modra <amodra@bigpond.net.au>
9132 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9133 non-word-aligned REG+CONST addressing.
9135 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9138 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9139 free_after_compilation when outputting a thunk.
9140 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9141 Do not call free_after_compilation here.
9143 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9145 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9146 (ix86_valid_target_attribute_inner_p): Ditto.
9148 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9150 PR tree-optimization/38492
9151 PR tree-optimization/38498
9152 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9153 * tree-chrec.h (scev_is_linear_expression): Declared.
9154 * graphite.c (graphite_cannot_represent_loop_niter): New.
9155 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9156 (graphite_loop_normal_form): Use gcc_assert.
9157 (scan_tree_for_params): Use CASE_CONVERT.
9158 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9159 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9160 Use gcc_assert. Discard scops that contain unhandled cases.
9161 (build_scop_conditions): Return a boolean status for unhandled cases.
9162 (strip_mine_profitable_p): Print the loop number, not its depth.
9163 (is_interchange_valid): Pass the depth of the loop nest, don't
9164 recompute it wrongly.
9165 (graphite_trans_bb_block): Same.
9166 (graphite_trans_bb_block): Print tentative of loop blocking.
9167 (graphite_trans_scop_block): Do not print that the loop has been
9169 (graphite_transform_loops): Do not handle scops that contain condition
9172 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9174 AVX Programming Reference (December, 2008)
9175 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9176 (_mm256_stream_pd): Likewise.
9177 (_mm256_stream_ps): Likewise.
9179 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9180 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9181 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9182 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9183 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9184 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9185 (ix86_expand_special_args_builtin): Likewise.
9187 * config/i386/sse.md (AVXMODEDI): New.
9188 (avx_movnt<mode>): Likewise.
9189 (avx_movnt<mode>): Likewise.
9190 (<sse>_movnt<mode>): Remove AVX support.
9191 (sse2_movntv2di): Likewise.
9193 2009-01-07 Richard Guenther <rguenther@suse.de>
9196 * fold-const.c (extract_muldiv): Remove obsolete comment.
9197 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9198 to PLUS_EXPR canonicalization for the canonicalization.
9200 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9202 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9203 hosted cross-compilers generating less efficient code.
9205 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9207 * function.h (rtl_data): Add a dbr_scheduled_p field.
9208 * reorg.c (dbr_schedule): Set it.
9209 (gate_handle_delay_slots): Check it.
9210 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9211 (mips_reorg): Check flag_delayed_branch instead of
9212 mips_base_delayed_branch.
9213 (mips_override_options): Don't set mips_base_delayed_branch
9214 or flag_delayed_branch.
9216 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9218 PR rtl-optimization/38426.
9219 * ira.c (ira): Set current_function_is_leaf earlier.
9221 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9223 PR rtl-optimization/38722
9224 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9225 too early, only set a flag and modify after last possible
9228 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9231 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9232 * real.c (decimal_single_format): Correct values of emin and emax.
9233 (decimal_double_format): Ditto.
9234 (decimal_quad_format): Ditto.
9235 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9236 computation of DECnn_MIN and DECnn_MAX for corrected values of
9237 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9238 __DECnn_MIN__, and adjust its computation for the corrected value
9241 2009-01-06 Jan Hubicka <jh@suse.cz>
9244 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9246 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9248 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9249 Add Robert Clark to the list of testers.
9251 2009-01-06 Jan Hubicka <jh@suse.cz>
9252 Kai Tietz <kai.tietz@onevision.com>
9254 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9255 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9257 2009-01-06 Jan Hubicka <jh@suse.cz>
9258 Kai Tietz <kai.tietz@onevision.com>
9260 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9262 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9263 (ix86_nsaved_regs): Count only general purpose regs.
9264 (ix86_nsaved_sseregs): New.
9265 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9266 to 16 for w64; compute padding and size of sse reg save area.
9267 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9268 general purpose regs.
9269 (ix86_emit_save_sse_regs_using_mov): New.
9270 (ix86_expand_prologue): Save SSE regs if needed.
9271 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9272 (ix86_emit_restore_sse_regs_using_mov): New.
9273 (ix86_expand_epilogue): Save SSE regs if needed.
9275 2009-01-06 Jan Hubicka <jh@suse.cz>
9276 Kai Tietz <kai.tietz@onevision.com>
9278 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9279 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9280 functions when accumulate outgoing args is off.
9282 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9285 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9286 before using pseudos_have_intersected_live_ranges_p.
9288 * ira-int.h (ira_assert): Always define.
9290 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9292 AVX Programming Reference (December, 2008)
9293 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9294 (_mm256_permute2_pd): Likewise.
9295 (_mm_permute2_ps): Likewise.
9296 (_mm256_permute2_ps): Likewise.
9297 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9298 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9300 * config/i386/i386.c (ix86_builtins): Remove
9301 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9302 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9303 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9304 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9305 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9306 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9307 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9308 __builtin_ia32_vpermil2ps256.
9309 (ix86_init_mmx_sse_builtins): Updated.
9310 (ix86_expand_args_builtin): Likewise.
9312 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9314 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9315 long absolute calls when generating PA 2.0 code.
9317 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9319 PR rtl-optimization/38583
9320 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9322 * params.def (ira-max-conflict-table-size): New.
9324 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9326 * ira.h (ira_conflicts_p): New external definition.
9328 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9329 table. Report this. Return result of building.
9330 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9331 building conflict table.
9333 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9334 (ira_color): Use ira_conflicts_p.
9336 * global.c: Include ira.h.
9337 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9340 * Makefile.in (global.o): Add ira.h.
9342 * ira-build.c (mark_all_loops_for_removal,
9343 propagate_some_info_from_allocno): New.
9344 (remove_unnecessary_allocnos): Call
9345 propagate_some_info_from_allocno.
9346 (remove_low_level_allocnos): New.
9347 (remove_unnecessary_regions): Add parameter. Call
9348 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9349 parameter to remove_unnecessary_regions.
9350 (ira_build): Remove all regions but root if the conflict table was
9351 not built. Update conflict hard regs for allocnos crossing calls.
9353 * ira.c (ira_conflicts_p): New global.
9354 (ira): Define and use ira_conflicts_p.
9356 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9357 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9358 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9360 2009-01-06 Ben Elliston <bje@au.ibm.com>
9362 * gengtype-lex.l (YY_NO_INPUT): Define.
9364 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9367 * c-common.c (handle_vector_size_attribute): Also reject
9370 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9372 PR tree-optimization/38492
9373 * graphite.c (rename_map_elt, debug_rename_elt,
9374 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9375 rename_map_elt_info, eq_rename_map_elts,
9376 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9377 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9378 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9379 (sese_build_livein_liveouts): New.
9380 (new_sese, free_sese): New.
9381 (new_scop): Call new_sese.
9382 (free_scop): Call free_sese.
9383 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9384 (register_old_new_names): Renamed register_old_and_new_names.
9385 (register_scop_liveout_renames, add_loop_exit_phis,
9386 insert_loop_close_phis, struct igp,
9387 default_liveout_before_guard, add_guard_exit_phis,
9388 insert_guard_phis, copy_renames): New.
9389 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9390 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9391 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9392 (scop_adjust_phis_for_liveouts): New.
9393 (gloog): Call scop_adjust_phis_for_liveouts.
9395 * graphite.h (struct sese): Documented. Added fields liveout,
9397 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9398 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9399 (struct scop): Added field liveout_renames.
9400 (SCOP_LIVEOUT_RENAMES): New.
9402 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9404 PR tree-optimization/38510
9405 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9406 (translate_clast): Call recompute_all_dominators before
9408 (gloog): Call recompute_all_dominators before graphite_verify.
9410 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9411 Jan Sjodin <jan.sjodin@amd.com>
9413 PR tree-optimization/38500
9414 * graphite.c (create_sese_edges): Call fix_loop_structure after
9417 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9419 * config.gcc: Add m32r*-*-rtems*.
9420 * config/m32r/rtems.h: New file.
9422 2009-01-05 Ben Elliston <bje@au.ibm.com>
9424 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9425 (.po.pox): Likewise.
9426 (po/gcc.pot): Likewise.
9428 2009-01-04 David S. Miller <davem@davemloft.net>
9430 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9431 (STARTING_FRAME_OFFSET): Always set to zero.
9433 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9435 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9436 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9437 fixed-point types, and vectors of the same.
9439 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9441 * config/mips/sync.md (*mb_barrier): Rename to...
9442 (*memory_barrier): ...this.
9444 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9446 * doc/extend.texi (Function Attributes): Move @cindex after @item
9447 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9448 and put in alphabetical order. Fix 'target' name and put in order.
9449 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9452 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9454 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9455 (memory_barrier): Expand as unspec instead of unspec_volatile.
9456 Remove mem:BLK from insn operands. Use Pmode scratch register.
9457 (*memory_barrier): Define as unspec instead of unspec_volatile.
9458 Use (match_dup 0) as input operand.
9460 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9461 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9462 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9463 scratch register. Remove operand 1.
9464 (*stbar): Define as unspec instead of unspec_volatile.
9465 Use (match_dup 0) as input operand, remove (const_int 8).
9466 (*membar): Define as unspec instead of unspec_volatile.
9467 Use (match_dup 0) as input operand, remove input operand 2.
9469 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9470 (memory_barrier): Expand as unspec instead of unspec_volatile.
9471 Remove mem:BLK from insn operands. Use Pmode scratch register.
9472 (*memory_barrier): Define as unspec instead of unspec_volatile.
9473 Use (match_dup 0) as input operand.
9475 * config/ia64/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 (*memory_barrier): New insn pattern.
9480 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9482 (*memory_barrier): Use (match_dup 0) as input operand.
9484 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9485 Remove mem:BLK from insn operands. Use Pmode scratch register.
9486 Set volatile flag on operand 0.
9487 (*mb_internal): New insn pattern.
9489 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9491 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9494 * function.c (struct temp_slot): Move to the section of the file
9495 that deals with temp slots. Remove field 'address'.
9496 (temp_slot_address_table): New hash table of address -> temp slot.
9497 (struct temp_slot_address_entry): New struct, items for the table.
9498 (temp_slot_address_compute_hash, temp_slot_address_hash,
9499 temp_slot_address_eq, insert_temp_slot_address): Support functions
9501 (find_temp_slot_from_address): Rewrite to use the new hash table.
9502 (remove_unused_temp_slot_addresses): Remove addresses of temp
9503 slots that have been made available.
9504 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9505 worker function for remove_unused_temp_slot_addresses.
9506 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9507 Add the temp slot address to the address -> temp slot map.
9508 (update_temp_slot_address): Update via insert_temp_slot_address.
9509 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9510 (pop_temp_slots): Likewise.
9511 (init_temp_slots): Allocate the address -> temp slot map, or empty
9512 the map if it is already allocated.
9513 (prepare_function_start): Initialize temp slot processing.
9515 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9518 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9519 Calculate the size of all stack vars assuming no packing of stack
9520 vars will happen, replacing a quadratic algorithm with a linear one.
9522 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9525 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9528 2009-01-03 Diego Novillo <dnovillo@google.com>
9530 * doc/contrib.texi: Update contributions.
9532 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9535 * builtins.c (fold_builtin_memory_op): Give up if either operand
9536 is volatile. Set srctype or desttype to non-qualified version
9540 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9543 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9545 PR rtl-optimization/35805
9546 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9547 problem if fast dce is able to remove any instructions.
9548 * dce.c (dce_process_block): Fix dump message.
9550 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9553 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9555 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9558 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9559 * tree-pretty-print.c (op_code_prio): New function.
9560 (op_prio): No longer static. Use op_code_prio.
9561 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9562 Use op_prio and op_code_prio to determine if () should be
9563 printed around operand(s) or not.
9565 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9566 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9567 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9568 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9569 pp_character instead of pp_string for single letter printing.
9571 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9573 * doc/extend.texi: Fix '#pragma GCC option' typo.
9575 2009-01-02 Richard Guenther <rguenther@suse.de>
9577 * doc/install.texi (--enable-checking): Mention different
9579 (--enable-stage1-checking): Document.
9581 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9584 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9585 case to be an error.
9587 2009-01-02 Ben Elliston <bje@au.ibm.com>
9589 * config/fp-bit.h (pack_d): Constify argument.
9590 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9591 (isnan): Constify argument.
9595 (_fpadd_parts): Constify return type.
9596 (_fpmul_parts): Likewise.
9597 (_fpdiv_parts): Likewise.
9599 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9602 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9603 warn about overwriting initializer with side-effects or
9604 -Woverride-init if !IMPLICIT.
9605 (output_init_element): Likewise. Pass IMPLICIT down to
9607 (process_init_element): Add IMPLICIT argument. Pass it down
9608 to output_init_element.
9609 (push_init_element, pop_init_level, set_designator): Adjust
9610 process_init_element callers.
9611 (set_nonincremental_init, set_nonincremental_init_from_string):
9612 Adjust add_pending_init callers.
9613 (output_pending_init_elements): Adjust output_init_element callers.
9614 * c-tree.h (process_init_element): Adjust prototype.
9615 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9616 process_init_element callers.
9619 Copyright (C) 2009 Free Software Foundation, Inc.
9621 Copying and distribution of this file, with or without modification,
9622 are permitted in any medium without royalty provided the copyright
9623 notice and this notice are preserved.