1 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
4 problematic last insns. Test for TYPE_CALL rather than CALL_P.
5 Remove special case testing for last insn of inner loops. Don't fail if
6 the loop ends with a jump, emit an extra nop instead.
8 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
9 DREGS rather than comparing directly. Remove code that tries to
10 account for latencies.
12 2009-04-29 Richard Guenther <rguenther@suse.de>
14 PR tree-optimization/39941
15 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16 eliminating an indirect call.
18 2009-04-29 Richard Guenther <rguenther@suse.de>
20 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21 parameter. Allow invariants as base if !require_lvalue.
22 (verify_gimple_assign_single): Adjust.
24 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
26 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
27 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
28 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
29 ssaddhi3_parts and sssubhi3_parts.
30 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
32 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
35 2009-04-28 Richard Guenther <rguenther@suse.de>
37 * tree-vect-loop.c (get_initial_def_for_induction): Use
38 correct types for pointer increment.
40 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
42 * toplev.c (print_version): Update GMP version string calculation.
44 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
46 PR rtl-optimization/39938
47 * resource.c (init_resource_info): Add call to df_analyze.
49 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
51 * config/alpha/alpha.md (usegp): Cast the result of
52 alpha_find_lo_sum_using_gp to enum attr_usegp.
53 * config/alpha/alpha.c (override_options): Remove end-of-structure
54 marker element from cpu_table. Use array size of cpu_table to handle
55 -mcpu and -mtune options.
56 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
58 2009-04-28 Joseph Myers <joseph@codesourcery.com>
60 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
61 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
63 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
65 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
66 * config/rs6000/option-defaults.h: ... here. New file.
67 (OPT_64, OPT_32): Define.
68 (MASK_64BIT): Define to 0 if not already defined.
69 (OPT_ARCH64, OPT_ARCH32): Define.
70 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
73 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
75 * config/arm/arm.c (arm_override_options): Emit error on using
78 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
80 PR rtl-optimization/39914
81 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
82 registers for allocnos created from user-defined variables only
85 2009-04-28 Richard Guenther <rguenther@suse.de>
88 * fold-const.c (fold_binary): Use distribute_real_division only
91 2009-04-28 Steve Ellcey <sje@cup.hp.com>
93 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
94 add hpux-stdint.h to tm_file.
95 (hppa[12]*-*-hpux11*): Ditto.
96 (ia64*-*-hpux*): Ditto.
97 * config/hpux-stdint.h: New.
98 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
99 __STDC_EXT__ for all compiles.
100 * config/pa/pa-hpux.h: Ditto.
101 * config/pa/pa-hpux10.h: Ditto.
102 * config/pa/pa-hpux11.h: Ditto.
104 2009-04-28 Catherine Moore <clm@codesourcery.com>
106 * debug.h (set_name): Add comment.
108 2009-04-28 Andrew Pinski <pinskia@gmail.com>
111 * config/darwin.c (machopic_gen_offset): Check
112 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
113 * config/arm/arm.c (require_pic_register): Likewise.
115 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
117 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
118 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
119 m32c_promote_prototypes): Delete.
121 2009-04-28 Michael Matz <matz@suse.de>
124 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
127 2009-04-28 Richard Guenther <rguenther@suse.de>
129 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
131 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
133 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
134 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
135 * config/arm/arm-tune.md: Regenerate.
137 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
139 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
140 block if there are complex incoming edges.
141 (sel_merge_blocks): Remove useless assert.
142 (sel_redirect_edge_and_branch): Check that edge was redirected.
143 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
144 (sel_find_rgns): Delete declaration.
145 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
146 the region when it is not a preheader.
148 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
151 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
153 2009-04-28 Richard Guenther <rguenther@suse.de>
155 * tree.h (SSA_NAME_VALUE): Remove.
156 (struct tree_ssa_name): Remove value_handle member.
157 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
158 array for jump threading.
159 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
161 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
162 * tree-flow.h (threadedge_initialize_values): Declare.
163 (threadedge_finalize_values): Likewise.
164 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
165 (SSA_NAME_VALUE): Define.
166 (threadedge_initialize_values): New function.
167 (threadedge_finalize_values): Likewise.
168 * tree-ssa-dom.c (ssa_name_values): New global variable.
169 (SSA_NAME_VALUE): Define.
170 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
172 2009-04-28 Ira Rosen <irar@il.ibm.com>
174 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
175 Use REPORT_VECTORIZED_LOCATIONS instead
176 REPORT_VECTORIZED_LOOPS.
177 * tree-vectorizer.c (vect_verbosity_level): Make static.
178 (vect_loop_location): Rename to vect_location.
179 (vect_set_verbosity_level): Update comment.
180 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
182 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
183 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
184 instead REPORT_UNVECTORIZED_LOOPS.
185 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
186 vect_loop_def to vect_external_def and vect_internal_def.
187 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
188 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
189 REPORT_UNVECTORIZED_LOCATIONS.
190 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
191 and vect_used_in_loop and to vect_unused_in_scope and
193 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
194 (vect_verbosity_level): Remove declaration.
195 (vect_analyze_operations): Likewise.
196 (vect_analyze_stmt): Declare.
197 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
198 REPORT_UNVECTORIZED_LOCATIONS.
199 (vect_get_loop_niters): Fix indentation.
200 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
201 (vect_analyze_loop_operations): New function.
202 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
203 vect_analyze_operations.
204 (vect_is_simple_reduction): Use new names.
205 (vectorizable_live_operation, vect_transform_loop): Likewise.
206 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
207 specify whether the data references can be a part of interleaving chain.
208 (vect_analyze_data_ref_dependence): Use new names.
209 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
210 (vect_create_addr_base_for_vector_ref): Remove redundant code.
211 * tree-vect-patterns.c (widened_name_p): Use new names.
212 (vect_recog_dot_prod_pattern): Likewise.
213 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
214 (process_use, vect_mark_stmts_to_be_vectorized,
215 vect_model_simple_cost, vect_model_store_cost,
216 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
217 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
218 vectorizable_operation, vectorizable_type_demotion,
219 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
220 vectorizable_condition): Likewise.
221 (vect_analyze_operations): Split into vect_analyze_loop_operations
223 (vect_analyze_stmt): ... new function.
224 (new_stmt_vec_info): Use new names.
225 (vect_is_simple_use): Use new names and fix comment.
226 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
227 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
229 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
232 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
233 and integer modes for x87 operands. Do not ICE for unsupported size,
234 generate error instead. Generate error for unsupported operand types.
235 ['z']: Do not handle HImode memory operands specially. Warning
236 for floating-point operands. Fallthru to 'Z' for unsupported operand
237 types. Do not ICE for unsupported size, generate error instead.
238 (output_387_binary_op): Use %Z to output operands.
239 (output_fp_compare): Ditto.
240 (output_387_reg_move): Ditto.
242 2009-04-28 Ben Elliston <bje@au.ibm.com>
247 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
249 * builtins.c (c_strlen): Do not warn here.
250 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
251 * c-common.c (pointer_int_sum): Take an explicit location.
252 Warn about offsets out of bounds.
253 * c-common.h (pointer_int_sum): Adjust declaration.
255 2009-04-27 Ian Lance Taylor <iant@google.com>
257 * collect2.c (is_ctor_dtor): Change type of ret field in struct
259 * dce.c (run_fast_df_dce): Change type of old_flags to int.
260 * df-core.c (df_set_flags): Change return type to int. Change
261 type of old_flags to int.
262 (df_clear_flags): Likewise.
263 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
264 (df_get_conditional_uses): Likewise.
265 * df.h (df_set_flags, df_clear_flags): Update declarations.
266 * dwarf2out.c (struct indirect_string_node): Change type of form
267 field to enum dwarf_form.
268 (AT_string_form): Change return type to enum dwarf_form.
269 * fixed-value.c (fixed_compare): Add cast to enum type.
270 * fwprop.c (update_df): Change 0 to VOIDmode.
271 * gensupport.c: Change 0 to UNKNOWN.
272 * gimple.h (gimple_cond_code): Add cast to enum type.
273 * haifa-sched.c (reemit_notes): Add cast to enum type.
274 * hooks.c (hook_int_void_no_regs): Remove function.
275 * hooks.h (hook_int_void_no_regs): Remove declaration.
276 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
277 * predict.c (combine_predictions_for_insn): Add casts to enum type.
278 * real.c (real_arithmetic): Add cast to enum type.
279 (real_compare): Likewise.
280 * target.h (struct gcc_target): Change return type of
281 branch_target_register_class to enum reg_class.
282 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
283 default_branch_target_register_class.
284 * targhooks.c (default_branch_target_register_class): New function.
285 * targhooks.h (default_branch_target_register_class): Declare.
286 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
287 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
289 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
291 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
292 vect_uninitialized_def. Change 0 to ERROR_MARK.
293 * tree-vect-stmts.c (supportable_widening_operation): Don't
294 initialize icode1 and icode2.
295 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
296 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
298 (cmn_err_flag_specs): Change 0 to STD_C89.
299 (cmn_err_char_table): Likewise.
300 * config/arm/arm.c (get_arm_condition_code): Change type of code
301 to enum arm_cond_code.
302 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
303 (IWMMXT_BUILTIN2): Likewise.
304 (neon_builtin_type_bits): Don't define typedef.
305 (neon_builtin_datum): Change type of bits field to int.
306 (arm_expand_neon_args): Add cast to enum type.
307 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
309 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
311 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
313 * config/mips/mips.md (jal_macro): Return enum constant.
314 (single_insn): Likewise.
315 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
317 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
319 * config/s390/s390.c (s390_tune_flags): Change type to int.
320 (s390_arch_flags): Likewise.
321 (s390_handle_arch_option): Change flags field of struct pta to int.
322 * config/s390/s390.h (s390_tune_flags): Update declaration.
323 (s390_arch_flags): Likewise.
324 * config/sh/sh.c (prepare_move_operands): Compare
325 tls_symbolic_operand result with enum constant.
326 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
327 (sh_expand_prologue): Add cast to enum type.
328 (sh_expand_epilogue): Likewise.
329 (tls_symbolic_operand): Change return type to enum tls_model.
330 (fpscr_set_from_mem): Add cast to enum type.
331 (legitimize_pic_address): Compare tls_symbolic_operand result with
333 (sh_target_reg_class): Change return type to enum reg_class.
334 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
336 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
337 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
338 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
339 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
340 (delayed_branch, tls_call_delay): Likewise.
341 (eligible_for_sibcall_delay): Likewise.
342 (eligible_for_return_delay): Likewise.
343 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
344 (spu_expand_builtin_1): Likewise.
346 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
347 for all types of conversions.
348 (output_init_element): Issue -Wc++-compat warning if needed when
349 initializing a bitfield with enum type.
350 * c-parser.c (c_parser_expression): Set original_type to
351 original_type of right hand operand of comman operator.
353 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
355 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
357 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
358 * doc/cpp.texi (Standard Predefined Macros)
359 (Implementation-defined behavior): Likewise.
360 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
361 * doc/gimple.texi (GIMPLE Exception Handling)
362 (@code{GIMPLE_ASSIGN}): Likewise.
363 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
364 * doc/invoke.texi (Warning Options, Optimize Options)
365 (AVR Options, Darwin Options): Likewise.
366 (Optimize Options): Reformulate -fwhole-program description.
367 * doc/loop.texi (Lambda): Likewise.
368 * doc/md.texi (Output Template, Define Constraints)
369 (Standard Names, Insn Splitting): Likewise.
370 * doc/options.texi (Option properties): Likewise.
371 * doc/passes.texi (Tree-SSA passes): Likewise.
372 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
373 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
374 (File Names and DBX): Likewise.
375 * doc/trouble.texi (Incompatibilities): Likewise.
377 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
379 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
380 instruction is correct.
382 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
384 Allow non-constant arguments to conversion intrinsics.
385 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
386 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
387 * spu.c (print_operand): Handle 'v' and 'w'.
388 (exp2_immediate_p, spu_gen_exp2): Define.
389 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
390 spu_convtf_1): Update parameter descriptions.
391 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
392 * constraints.md ('v', 'w'): New.
393 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
395 (i2f, I2F): New define_mode_attr.
396 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
397 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
398 fixuns_truncv4sfv4si2): Update to use mode attribute.
399 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
400 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
401 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
402 patterns for combine.
404 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
406 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
407 (cprop, hoist, pre, store_motion): New debug counters.
408 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
409 is not an RTL pass anymore.
410 (pass_profiling): Remove extern decl for pass removed in 2005.
411 (pass_gcse, pass_jump_bypass): Remove.
412 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
413 to 0 for clean state.
414 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
415 * cse.c (gate_handle_cse_after_global_opts,
416 rest_of_handle_cse_after_global_opts): New functions.
417 (pass_cse_after_global_opts): New pass, does local CSE.
418 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
419 (TV_CPROP): New timevar.
420 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
421 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
422 (gcse_main, recompute_all_luids): Remove.
423 (compute_hash_table_work): Call max_reg_num instead of reading
425 (cprop_jump): Don't set run_jump_opt_after_gcse.
426 (constprop_register): Always allow to alter jumps.
427 (cprop_insn): Likewise.
428 (do_local_cprop): Likewise.
429 (local_cprop_pass): Likewise. Return non-zero if something changed.
430 (cprop): Remove function, fold interesting bits into one_cprop_pass.
431 (find_implicit_sets): Add note about missed optimization opportunity.
432 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
433 pass_rtl_cprop execute function.
434 Don't bother tracking the pass number, each pass gets its own dumpfile
436 Always allow to alter jumpsand bypass jumps.
437 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
438 will just find no suitable set.
439 (pre_edge_insert): Fix dumping, this function is for PRE only.
440 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
441 pass_rtl_pre execute function.
442 (hoist_code): Return non-zero if something changed. Keep track of
443 substitutions and insertions for statistics gathering similar to PRE.
444 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
445 called from the pass_rtl_hoist execute function. Show pass statistics.
446 (compute_store_table): Use max_reg_num directly instead of using the
447 formerly global max_gcse_regno.
448 (build_store_vectors): Likewise.
449 (replace_store_insn): Fix dumping.
450 (store_motion): Rename to ...
451 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
452 pass, called from the pass_rtl_store_motion execute function. Keep
453 track of substitutions and insertions for statistics gathering similar
455 (bypass_jumps): Remove, fold interesting bits into ...
456 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
457 from the pass_rtl_cprop execute function.
458 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
459 pass_jump_bypass): Remove.
460 (gate_handle_gcse, rest_of_handle_gcse): Remove.
461 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
462 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
463 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
464 (gate_rtl_store_motion, execute_rtl_store_motion,
465 pass_rtl_store_motion): New.
466 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
467 make it clear that -fcse-skip-blocks is a no-op for backward compat.
468 * passes.c (init_optimization_passes): Remove pass_gcse and
469 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
470 and cse_after_global_opts in place of pass_gcse. Schedule cprop
471 instead of pass_jump_bypass.
473 2009-04-27 Richard Guenther <rguenther@suse.de>
476 * gimplify.c (gimplify_expr): If we are required to create
477 a temporary make sure it ends up as register.
479 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
482 * config/i386/i386.c (construct_container): Don't call
483 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
484 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
486 2009-04-27 Michael Matz <matz@suse.de>
488 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
489 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
490 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
491 (dump_replaceable_exprs): Take a bitmap.
492 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
494 (expand_gimple_basic_block): Likewise.
495 * tree-ssa-ter.c (struct temp_expr_table_d): Make
496 replaceable_expressions member a bitmap.
497 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
498 (mark_replaceable): Likewise.
499 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
500 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
502 2009-04-27 Richard Guenther <rguenther@suse.de>
504 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
505 (verify_stmts): Dispatch to gimple/type verification code.
506 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
507 issue with call argument types.
509 2009-04-27 Michael Matz <matz@suse.de>
511 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
512 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
515 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
516 Eric Botcazou <ebotcazou@adacore.com>
518 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
519 a label's basic block.
520 (mark_target_live_regs): Tidy and rework obsolete comments.
521 Change back DF problem to LIVE. If a label starts a basic block,
522 assume that all registers that used to be live then still are.
523 (init_resource_info): If a label starts a basic block, set its
524 BLOCK_FOR_INSN accordingly.
525 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
527 2009-04-27 Richard Guenther <rguenther@suse.de>
529 * tree-flow-inline.h (function_ann): Remove.
530 (get_function_ann): Likewise.
531 * tree-dfa.c (create_function_ann): Remove.
532 * tree-flow.h (struct static_var_ann_d): Remove.
533 (struct function_ann_d): Likewise.
534 (union tree_ann_d): Remove fdecl member.
535 (function_ann_t): Remove.
536 (function_ann, get_function_ann, create_function_ann): Remove
539 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
541 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
543 2009-04-27 Jan Hubicka <jh@suse.cz>
545 * ipa-pure-const.c (struct funct_state_d): New fields
546 state_previously_known, looping_previously_known; remove
548 (analyze_function): Use new fields.
549 (propagate): Avoid assumption that state_set_in_source imply
552 * tree-ssa-loop-niter.c (finite_loop_p): New function.
553 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
554 * cfgloop.h (finite_loop_p): Declare.
556 2009-04-26 Michael Matz <matz@suse.de>
558 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
560 2009-04-26 Michael Matz <matz@suse.de>
562 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
563 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
564 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
565 pass_mark_used_blocks): Remove.
566 * tree-optimize.c (pass_free_datastructures,
567 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
568 * passes.c (init_optimization_passes): Don't call
569 pass_mark_used_blocks, remove dead code.
571 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
573 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
574 * tree-ssa-live.h (register_ssa_partition): Likewise.
576 2009-04-26 Michael Matz <matz@suse.de>
579 * builtins.c (fold_builtin_next_arg): Handle SSA names.
580 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
581 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
583 (compare_pairs): Swap cost comparison.
584 (coalesce_ssa_name): Don't use change_partition_var.
585 * tree-nrv.c (struct nrv_data): Add modified member.
586 (finalize_nrv_r): Set it.
587 (tree_nrv): Use it to update statements.
588 (pass_nrv): Require PROP_ssa.
589 * tree-mudflap.c (mf_decl_cache_locals,
590 mf_build_check_statement_for): Use make_rename_temp.
591 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
592 * alias.c (find_base_decl): Handle SSA names.
593 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
594 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
595 * rtl.h (set_reg_attrs_for_parm): Declare.
596 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
597 to "optimized", remove unused locals at finish.
598 (execute_free_datastructures): Make global, call
599 delete_tree_cfg_annotations.
600 (execute_free_cfg_annotations): Don't call
601 delete_tree_cfg_annotations.
603 * ssaexpand.h: New file.
604 * expr.c (toplevel): Include ssaexpand.h.
605 (expand_assignment): Handle SSA names the same as register variables.
606 (expand_expr_real_1): Expand SSA names.
607 * cfgexpand.c (toplevel): Include ssaexpand.h.
608 (SA): New global variable.
609 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
611 (set_rtl): New helper function.
612 (add_stack_var): Deal with SSA names, use set_rtl.
613 (expand_one_stack_var_at): Likewise.
614 (expand_one_stack_var): Deal with SSA names.
615 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
616 before unique numbers.
617 (expand_stack_vars): Use set_rtl.
618 (expand_one_var): Accept SSA names, add asserts for them, feed them
619 to above subroutines.
620 (expand_used_vars): Expand all partitions (without default defs),
621 then only the local decls (ignoring those expanded already).
622 (expand_gimple_cond): Remove edges when jumpif() expands an
624 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
625 or remove abnormal edges. Ignore insns setting the LHS of a TERed
627 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
628 members of SA; deal with PARM_DECL partitions here; expand
629 all PHI nodes, free tree datastructures and SA. Commit instructions
630 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
631 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
632 info and statements at start, collect garbage at finish.
633 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
634 (VAR_ANN_PARTITION) Remove.
635 (change_partition_var): Don't declare.
636 (partition_to_var): Always return SSA names.
637 (var_to_partition): Only accept SSA names.
638 (register_ssa_partition): Only check argument.
639 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
641 (delete_var_map): Don't free it.
642 (var_union): Only accept SSA names, simplify.
643 (partition_view_init): Mark only useful SSA names as used.
644 (partition_view_fini): Only deal with SSA names.
645 (change_partition_var): Remove.
646 (dump_var_map): Use ssa_name instead of partition_to_var member.
647 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
649 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
650 (struct _elim_graph): New member const_dests; nodes member vector of
652 (set_location_for_edge): New static helper.
653 (create_temp): Remove.
654 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
655 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
656 (new_elim_graph): Allocate const_dests member.
657 (clean_elim_graph): Truncate const_dests member.
658 (delete_elim_graph): Free const_dests member.
659 (elim_graph_size): Adapt to new type of nodes member.
660 (elim_graph_add_node): Likewise.
661 (eliminate_name): Likewise.
662 (eliminate_build): Don't take basic block argument, deal only with
663 partition numbers, not variables.
664 (get_temp_reg): New static helper.
665 (elim_create): Use it, deal with RTL temporaries instead of trees.
666 (eliminate_phi): Adjust all calls to new signature.
667 (assign_vars, replace_use_variable, replace_def_variable): Remove.
668 (rewrite_trees): Only do checking.
669 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
670 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
671 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
672 contains_tree_r, MAX_STMTS_IN_LATCH,
673 process_single_block_loop_latch, analyze_edges_for_bb,
674 perform_edge_inserts): Remove.
675 (expand_phi_nodes): New global function.
676 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
677 functions, initialize new parameter, remember partitions having a
679 (finish_out_of_ssa): New global function.
680 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
681 don't reset in_ssa_p here, don't disable TER when mudflap.
682 (pass_del_ssa): Remove.
683 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
685 (execute_free_datastructures): Declare.
686 * Makefile.in (SSAEXPAND_H): New variable.
687 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
688 * basic-block.h (commit_one_edge_insertion): Declare.
689 * passes.c (init_optimization_passes): Move pass_nrv and
690 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
691 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
692 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
693 (redirect_branch_edge): Deal with super block when expanding, split
694 out jump patching itself into ...
695 (patch_jump_insn): ... here, new static helper.
697 2009-04-26 Michael Matz <matz@suse.de>
699 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
700 beyond num_ssa_names.
701 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
702 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
704 2009-04-26 Jakub Jelinek <jakub@redhat.com>
707 * fwprop.c (forward_propagate_asm): New function.
708 (forward_propagate_and_simplify): Propagate also into __asm, if it
709 doesn't increase the number of referenced registers.
712 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
714 2009-04-26 Jakub Jelinek <jakub@redhat.com>
716 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
717 note_nonlocal_vla_type for nonlocal VLAs.
718 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
719 contains_remapped_vars, remap_vla_decls): New functions.
720 (convert_nonlocal_reference_stmt): If not optimizing, call
721 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
722 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
723 if it wasn't found in var_map.
724 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
725 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
726 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
728 * gimplify.c (nonlocal_vlas): New variable.
729 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
731 (gimplify_body): Create and destroy nonlocal_vlas.
733 * dwarf2out.c (loc_descr_plus_const): New function.
734 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
735 mem_loc_descriptor, loc_descriptor_from_tree_1,
736 descr_info_loc, gen_variable_die): Use it.
738 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
739 !TREE_STATIC VAR_DECLs.
740 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
741 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
742 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
743 DECL_BY_REFERENCE is valid.
744 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
745 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
746 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
747 Copy DECL_BY_REFERENCE.
748 (struct nesting_copy_body_data): New type.
749 (nesting_copy_decl): New function.
750 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
751 if they have variable length.
753 2009-04-26 Michael Matz <matz@suse.de>
755 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
756 mark new temporaries for renaming.
758 2009-04-26 Joseph Myers <joseph@codesourcery.com>
761 * c-decl.c (global_bindings_p): Return negative value.
762 (c_variable_size): New. Based on variable_size from
764 (grokdeclarator): Call c_variable_size not variable_size.
766 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
768 * config/i386/i386.c (print_operand) ['z']: Fix typo.
770 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
772 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
773 Redefine it to just use mingw/include.
774 (ASM_SPEC): Rules for -m32 and -m64.
775 (LINK_SPEC): Use Likewise.
776 (SPEC_32): New define.
778 (SUB_LINK_SPEC): Likewise.
779 (MULTILIB_DEFAULTS): New define.
780 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
781 Add multilib options.
782 (MULTILIB_DIRNAMES): Likewise.
783 (MULTILIB_OSDIRNAMES): Likewise.
785 (INSTALL_LIBGCC): Likewise.
787 2009-04-26 Joseph Myers <joseph@codesourcery.com>
790 * c-tree.h (enum c_inline_static_type): New.
791 (record_inline_static): Declare.
792 * c-decl.c (struct c_inline_static, c_inline_statics,
793 record_inline_static, check_inline_statics): New.
794 (pop_file_scope): Call check_inline_statics.
795 (start_decl): Call record_inline_static instead of pedwarning
796 directly for static in inline function.
797 * c-typeck.c (build_external_ref): Call record_inline_static
798 instead of pedwarning directly for static referenced in inline
801 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
803 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
804 not new but only being rescanned.
805 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
806 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
807 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
808 record_set_info, compute_set, grealloc): Remove.
809 (recompute_all_luids): New function.
810 (gcse_main): Don't compute sets, and don't do related memory
811 allocations/free-ing. If something changed before the end of the
812 pass, update LUIDs using recompute_all_luids.
813 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
814 (free_gcse_mem): Don't free it either.
815 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
816 Use the df insn LUIDs.
817 (load_killed_in_block): Likewise.
818 (compute_hash_table_work): Don't compute reg_set_in_block.
819 (compute_transp): Use DF_REG_DEF_CHAINs.
820 (local_cprop_pass): Don't use compute_sets and related functions.
821 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
822 Use get_max_uid() instead of max_cuid.
823 (insert_insn_end_basic_block, pre_insert_copy_insn,
824 update_ld_motion_stores): Don't try to
825 keep reg_set tables up to date.
826 (pre_insert_copies): Use df insn LUIDs.
827 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
828 (reg_set_info): Don't use extra bitmap argument.
829 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
830 information to compute regs_set_in_block.
831 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
832 (bypass_jumps): Don't use compute_sets and friends.
834 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
837 * opts.c (undocumented_msg): Do not leave blank even with
840 2009-04-25 Joseph Myers <joseph@codesourcery.com>
842 * c-decl.c (build_enumerator): Allow values folding to integer
843 constants but not integer constant expressions with a pedwarn if
846 2009-04-25 Joseph Myers <joseph@codesourcery.com>
849 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
850 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
851 type is an integer constant.
853 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.c (print_operand) ['z']: Revert handling of
859 2009-04-25 Joseph Myers <joseph@codesourcery.com>
862 * c-decl.c (grokdeclarator): Diagnose declarations of functions
863 with variably modified return type and no storage class
864 specifiers, except for the case of nested functions. Distinguish
865 extern declarations of functions with variably modified return
866 types from those of objects with variably modified types.
868 2009-04-25 Jan Hubicka <jh@suse.cz>
870 * tree.c (list_equal_p): New function.
871 * tree.h (list_equal_p): Declare.
872 * coretypes.h (edge_def, edge, const_edge, basic_block_def
873 basic_block_def, basic_block, const_basic_block): New.
874 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
875 (redirect_eh_edge): New function.
876 (make_eh_edge_update_phi): EH edges are not abnormal.
877 * except.c: Include tree-flow.h.
878 (list_match): New function.
879 (eh_region_replaceable_by_p): New function.
880 (replace_region): New function.
881 (hash_type_list): New function.
882 (hash_eh_region): New function.
883 (eh_regions_equal_p): New function.
884 (merge_peers): New function.
885 (remove_unreachable_regions): Verify EH tree when checking;
887 (copy_eh_region_1): New function.
888 (copy_eh_region): New function.
889 (push_reachable_handler): New function.
890 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
891 regions without label but with live RESX.
892 * except.h (redirect_eh_edge_to_label): New.
893 * tree-flow.h (redirect_eh_edge): New.
894 * coretypes.h (edge_def, edge, const_edge, basic_block_def
895 basic_block_def, basic_block, const_basic_block): Remove.
896 * Makefile.in (except.o): Add dependency on tree-flow.h
897 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
898 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
901 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
904 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
905 on the destination of memcpy.
907 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
909 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
910 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
911 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
913 2009-04-25 Jan Hubicka <jh@suse.cz>
915 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
916 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
917 to be reached by different label than left.
918 (update_eh_edges): Update comment; remove edge_to_remove if possible
919 and return true if suceeded.
920 (cleanup_empty_eh): Accept sharing map; handle shared regions.
921 (cleanup_eh): Compute sharing map.
922 * except.c (remove_eh_handler_and_replace): Add argument if we should
924 (remove_unreachable_regions): Update for label sharing.
925 (label_to_region_map): Likewise.
926 (get_next_region_sharing_label): New function.
927 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
929 (remove_eh_handler): Update.
930 (remove_eh_region_and_replace_by_outer_of): New function.
931 * except.h (struct eh_region): Add next_region_sharing_label.
932 (remove_eh_region_and_replace_by_outer_of,
933 get_next_region_sharing_label): Declare.
934 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
936 2009-04-25 Jan Hubicka <jh@suse.cz>
938 * tree-cfg.c (split_critical_edges): Split also edges where we can't
939 insert code even if they are not critical.
941 2009-04-25 Jan Hubicka <jh@suse.cz>
943 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
944 (gimple_can_remove_branch_p): EH edges won't remove branch by
946 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
947 updating of non-abnormal EH edges.
948 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
949 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
950 (split_critical_edges): Split also edges where emitting code on them
951 will lead to splitting later.
953 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
954 H.J. Lu <hongjiu.lu@intel.com>
957 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
958 the configured assembler supports fildq and fistpq mnemonics.
959 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
960 * configure: Regenerated.
963 * config/i386/i386.c (print_operand): Handle 'Z'.
964 ['z']: Remove handling of special fild/fist suffixes.
965 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
966 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
968 (*floatsi<mode>2_vector_mixed): Ditto.
969 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
970 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
971 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
972 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
973 * config/i386/gas.h (GAS_MNEMONICS): Remove.
975 2009-04-25 Ben Elliston <bje@au.ibm.com>
977 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
978 the source of a set operation.
980 2009-04-25 Anatoly Sokolov <aesok@post.ru>
982 * target.h (struct gcc_target): Add case_values_threshold field.
983 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
984 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
985 * targhooks.c (default_case_values_threshold): New function.
986 * targhooks.h (default_case_values_threshold): Declare function.
987 * stmt.c (expand_case): Use case_values_threshold target hook.
988 * expr.h (case_values_threshold): Remove declartation.
989 * expr.c (case_values_threshold): Remove function.
990 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
992 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
993 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
994 (avr_case_values_threshold): Declare as static.
995 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
997 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
998 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
999 (mn10300_case_values_threshold): New function.
1001 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1003 * ira.c (setup_cover_and_important_classes): Add enum cast.
1005 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1007 * genpreds.c (write_enum_constraint_num): Output definition of
1008 CONSTRAINT_NUM_DEFINED_P macro.
1009 * ira.c (setup_cover_and_important_classes): Use
1010 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1012 2009-04-24 DJ Delorie <dj@redhat.com>
1014 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1015 __SH2A_SINGLE_ONLY__ also.
1017 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1019 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1020 (movdf_internal): Ditto.
1021 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1022 SFmode and DFmode constants.
1023 (ia64_print_operand): Add 'G' format for printing
1024 floating point constants.
1026 2009-04-24 Richard Guenther <rguenther@suse.de>
1028 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1029 from unsigned additions.
1031 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1033 * c-typeck.c (set_init_index): Allow array designators that are
1034 not integer constant expressions with a pedwarn if pedantic.
1036 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1038 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1039 zero if no overlap in nonzero bits between the operands.
1041 2009-04-24 Ian Lance Taylor <iant@google.com>
1043 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1044 (record_dead_and_set_regs): Likewise.
1045 * df.h (struct df_mw_hardreg): Change flags field to int.
1046 (struct df_base_ref): Likewise.
1047 (struct df): Change changeable_flags field to int.
1048 * df-scan.c (df_defs_record): Change clobber_flags to int.
1049 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1050 constants rather than #define macros.
1051 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1052 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1053 (enum dwarf_calling_convention): Likewise.
1054 (enum dwarf_line_number_x_ops): Likewise.
1055 (enum dwarf_call_frame_info): Likewise.
1056 (enum dwarf_source_language): Likewise.
1057 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1058 (add_calling_convention_attribute): Likewise.
1059 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1060 (combine_comparisons): Change compcode to int. Add cast to enum type.
1061 * genrecog.c (maybe_both_true_2): Change c to int.
1062 (write_switch): Likewise. Add cast to enum type.
1063 * gimplify.c (gimplify_omp_for): Handle return values from
1064 gimplify_expr using MIN rather than bitwise or.
1065 (gimplify_expr): Add cast to enum type.
1066 * ipa-prop.c (update_jump_functions_after_inlining): Change
1067 IPA_BOTTOM to IPA_JF_UNKNOWN.
1068 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1069 Add casts to enum type.
1070 (setup_cover_and_important_classes): Change cl to int. Add casts
1072 (setup_class_translate): Change cl and mode to int.
1073 (ira_init_once): Change mode to int.
1074 (free_register_move_costs): Likewise.
1075 (setup_prohibited_mode_move_regs): Add casts to enum type.
1076 * langhooks.c (add_builtin_function_common): Rework assertion that
1077 value fits bitfield.
1078 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1079 * omega.c (omega_do_elimination): Avoid math on enum types.
1080 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1081 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1082 int local to handle integral_argment value.
1083 * regmove.c (try_auto_increment): Change PUT_MODE to
1085 * reload.c (push_secondary_reload): Add casts to enum type.
1086 (secondary_reload_class, find_valid_class): Likewise.
1087 * reload1.c (emit_input_reload_insns): Likewise.
1088 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1089 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1090 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1092 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1093 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1095 (expand_complex_libcall): Add casts to enum type.
1096 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1097 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1098 with ERROR_MARK, not NUM_TREE_CODES.
1099 (vect_create_epilog_for_reduction): Likewise.
1100 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1101 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1102 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1104 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1105 vect_unused_in_loop. Change 0 to loop_vect.
1106 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1107 * var-tracking.c (get_init_value): Change return type to enum
1109 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1110 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1112 (arm_override_options): Add casts to enum type.
1113 (arm_emit_tls_decoration): Likewise.
1114 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1116 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1117 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1118 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1120 * config/s390/s390.c (code_for_builtin_64): Change to array of
1122 (code_for_builtin_31): Likewise.
1123 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1125 * config/sparc/sparc.c (sparc_override_options): Change value
1126 field in struct code_model to enum cmodel. In initializer change
1127 0 to NULL and add cast to enum type.
1129 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1130 Change all callers. Issue a -Wc++-compat warning using
1131 lhs_origtype if necessary.
1132 (convert_for_assignment): Issue -Wc++-compat warnings about
1133 invalid conversions to enum type on assignment.
1134 * c-common.h (build_modify_expr): Update declaration.
1136 2009-04-24 Nick Clifton <nickc@redhat.com>
1138 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1139 (function_arg_advance): Likewise.
1140 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1143 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1145 * config/s390/constraints.md ('I', 'J'): Fix condition.
1147 2009-04-24 Diego Novillo <dnovillo@google.com>
1149 * gengtype-parse.c (parse_error): Add newline after message.
1151 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1153 * config/i386/sse.md (avxmodesuffixs): Removed.
1154 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1155 (*avx_pinsr<ssevecsize>): This.
1157 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1159 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1160 follow chains of regs with a single definition, and allow expressions
1161 that are function_invariant_p.
1162 (simple_rhs_p): Allow expressions that are function_invariant_p.
1164 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1167 * fold-const.c (fold_cond_expr_with_comparison): When folding
1168 > and >= to MAX, make sure the MAX uses the same type as the
1169 comparison's operands.
1171 2009-04-24 Nick Clifton <nickc@redhat.com>
1173 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1174 addressing for DImode accesses.
1175 (frv_print_operand_address): Handle PLUS case.
1176 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1178 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1180 PR rtl-optimization/39794
1181 * alias.c (canon_true_dependence): Add x_addr argument.
1182 * rtl.h (canon_true_dependence): Adjust prototype.
1183 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1184 * cselib.c (cselib_invalidate_mem): Likewise.
1185 * gcse.c (compute_transp): Likewise.
1186 * dse.c (scan_reads_nospill): Likewise.
1187 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1188 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1189 canon_base_addr of the group, plus optional offset.
1190 (struct group_info): Rename canon_base_mem to
1192 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1193 canon_rtx of base_mem.
1195 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1197 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1198 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1200 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1202 * config/spu/spu-builtins.h: Delete file.
1204 * config/spu/spu.h (enum spu_builtin_type): Move here from
1206 (struct spu_builtin_description): Likewise. Add GTY marker.
1207 Do not use enum spu_function_code or enum insn_code.
1208 (spu_builtins): Add extern declaration.
1210 * config/spu/spu.c: Do not include "spu-builtins.h".
1211 (enum spu_function_code, enum spu_builtin_type_index,
1212 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1213 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1214 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1215 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1216 (spu_builtin_types): Make static. Add GTY marker.
1217 (spu_builtins): Add extern declaration with GTY marker.
1220 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1221 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1222 Check programmatically whether all parameters are scalar.
1224 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1226 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1228 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1229 assignment from the constructor either if the target is volatile.
1231 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1233 * config/arm/arm.md (insv): Do not share operands[0].
1235 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1237 * config/vxlib-tls.c (active_tls_threads): Delete.
1238 (delete_hook_installed): New.
1239 (tls_delete_hook): Don't delete the delete hook.
1240 (tls_destructor): Delete it here.
1241 (__gthread_set_specific): Adjust installing the delete hook.
1242 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1243 __gthread_leave_tsd_dtor_context.
1245 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1247 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1249 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1251 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1253 (alpha_rtx_costs): Ditto.
1254 (emit_unlikely_jump): Use add_reg_note.
1255 (emit_frame_store_1): Ditto.
1256 (alpha_expand_prologue): Ditto.
1257 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1258 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1260 2009-04-23 Nick Clifton <nickc@redhat.com>
1262 * config/v850/v850.md (epilogue): Remove suppressed code.
1263 (return): Rename to return_simple and remove test of frame size.
1264 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1265 to gen_return_simple.
1267 2009-04-22 Jing Yu <jingyu@google.com>
1270 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1272 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1275 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1276 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1277 value is a VECTOR_CST, the element type is the element type of the
1280 2009-04-22 DJ Delorie <dj@redhat.com>
1282 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1284 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1286 * alias.c (find_base_term): Move around LO_SUM case, so that
1287 CONST falls through into PLUS/MINUS handling.
1290 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1291 into 0, use omit_one_operand.
1293 2009-04-23 Ben Elliston <bje@au.ibm.com>
1295 * config/rs6000/linux-unwind.h (get_regs): Remove type
1296 puns. Change the type of `pc' to an array of unsigned ints and
1297 update all users. Constify frame24.
1299 2009-04-22 DJ Delorie <dj@redhat.com>
1301 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1302 declarations before code.
1303 (current_function_special_page_vector): Likewise.
1304 (m32c_expand_insv): Silence a warning.
1306 2009-04-21 Taras Glek <tglek@mozilla.com>
1308 * alias.c: Update GTY annotations to new syntax.
1309 * basic-block.h: Likewise.
1310 * bitmap.h: Likewise.
1311 * c-common.h: Likewise.
1312 * c-decl.c: Likewise.
1313 * c-parser.c: Likewise.
1314 * c-pragma.c: Likewise.
1315 * c-tree.h: Likewise.
1316 * cfgloop.h: Likewise.
1317 * cgraph.h: Likewise.
1318 * config/alpha/alpha.c: Likewise.
1319 * config/arm/arm.h: Likewise.
1320 * config/avr/avr.h: Likewise.
1321 * config/bfin/bfin.c: Likewise.
1322 * config/cris/cris.c: Likewise.
1323 * config/darwin.c: Likewise.
1324 * config/frv/frv.c: Likewise.
1325 * config/i386/i386.c: Likewise.
1326 * config/i386/i386.h: Likewise.
1327 * config/i386/winnt.c: Likewise.
1328 * config/ia64/ia64.h: Likewise.
1329 * config/iq2000/iq2000.c: Likewise.
1330 * config/mips/mips.c: Likewise.
1331 * config/mmix/mmix.h: Likewise.
1332 * config/pa/pa.c: Likewise.
1333 * config/pa/pa.h: Likewise.
1334 * config/rs6000/rs6000.c: Likewise.
1335 * config/s390/s390.c: Likewise.
1336 * config/sparc/sparc.c: Likewise.
1337 * config/xtensa/xtensa.c: Likewise.
1338 * cselib.h: Likewise.
1339 * dbxout.c: Likewise.
1340 * dwarf2out.c: Likewise.
1341 * except.c: Likewise.
1342 * except.h: Likewise.
1343 * fixed-value.h: Likewise.
1344 * function.c: Likewise.
1345 * function.h: Likewise.
1346 * gimple.h: Likewise.
1347 * integrate.c: Likewise.
1348 * optabs.c: Likewise.
1349 * output.h: Likewise.
1352 * stringpool.c: Likewise.
1353 * tree-data-ref.c: Likewise.
1354 * tree-flow.h: Likewise.
1355 * tree-scalar-evolution.c: Likewise.
1356 * tree-ssa-address.c: Likewise.
1357 * tree-ssa-alias.h: Likewise.
1358 * tree-ssa-operands.h: Likewise.
1361 * varasm.c: Likewise.
1362 * varray.h: Likewise.
1364 * coretypes.h: Do not define GTY macro if it is already defined.
1365 * doc/gty.texi: Update GTY documentation to new syntax.
1366 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1367 annotations on structs.
1368 * gengtype-parse.c: Likewise.
1370 2009-04-22 Mark Heffernan <meheff@google.com>
1372 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1374 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1376 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1379 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1381 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1382 the same as a PLUS without a shift. Increase the cost of a
1385 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1387 * Makefile.in: Update dependencies.
1388 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1389 * errors.h: Remove bogus comment about compatibility.
1390 (warning): Update declaration.
1391 * genautomata.c: Update all calls to warning.
1392 * gimple.c: Do not include errors.h. Include toplev.h.
1393 * tree-ssa-structalias.c: Do not include errors.h.
1394 * omega.c: Likewise.
1395 * tree-ssa-reassoc.c: Likewise.
1396 * config/spu/spu-c.c: Likewise.
1397 * config/spu/t-spu-elf: Update dependencies.
1399 2009-04-22 Richard Guenther <rguenther@suse.de>
1401 PR tree-optimization/39824
1402 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1403 make sure the types are compatible.
1405 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1408 * c-common.c (c_parse_error): Take a token_flags parameter.
1409 Use token_type for the token type instead.
1410 Pass token_flags to cpp_type2name.
1411 * c-common.h (c_parse_error): Update declaration.
1412 * c-parser.c (c_parser_error): Pass 0 as token flags.
1414 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1416 PR rtl-optimization/39580
1417 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1419 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1421 * function.c (expand_function_end): Do not emit a jump to the "naked"
1422 return label for fall-through returns.
1423 * except.c (sjlj_emit_function_exit): Always place the call to the
1424 unregister function at the location installed by expand_function_end.
1426 2009-04-22 Richard Guenther <rguenther@suse.de>
1428 PR tree-optimization/39845
1429 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1430 (gen_inbound_check): Likewise.
1432 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1434 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1436 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1437 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1439 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1441 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1442 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1443 shift counts to avoid out-of-bounds array accesses.
1445 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1447 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1448 (Pmode): Move above.
1450 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1452 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1453 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1454 GET_CODE macro. Use IN_RANGE macro where appropriate.
1455 * config/alpha/alpha.h: Ditto.
1456 * config/alpha/alpha.md: Ditto.
1457 * config/alpha/constraints.md: Ditto.
1458 * config/alpha/predicates.md: Ditto.
1460 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1462 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1463 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1464 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1465 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1466 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1467 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1468 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1469 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1470 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1471 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1472 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1473 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1474 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1475 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1476 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1477 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1478 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1479 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1480 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1481 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1482 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1483 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1484 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1485 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1486 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1487 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1488 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1490 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1492 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1493 references from comments.
1494 * cfgbuild.c: (count_basic_blocks): Delete.
1495 (find_basic_blocks_1): Delete.
1496 (find_basic_blocks): Delete.
1497 * except.c (finish_eh_generation): Make static. Move comment from
1498 except.h here. Remove find_basic_blocks references from comments.
1499 * except.h (finish_eh_generation): Delete.
1500 * basic-block.h (find_basic_blocks): Delete.
1501 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1503 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1505 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1506 (sdbout_parms): Likewise.
1508 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1510 * config/sh/sh.c (prepare_cbranch_operands): Use
1511 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1512 (expand_cbranchdi4): Likewise.
1513 (from_compare): Add cast to enum type.
1514 (expand_cbranchsi4): Use add_reg_note.
1515 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1516 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1517 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1518 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1519 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1520 instead of CODE_FOR_nothing.
1521 (cbranchdi4): Likewise. Fix the order of arguments for
1523 (push_fpscr): Use add_reg_note.
1524 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1525 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1527 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1529 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1530 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1531 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1532 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1533 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1534 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1535 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1536 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1537 config/alpha/x-vms, config/arc/t-arc,
1538 config/arm/README-interworking, config/arm/arm-c.c,
1539 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1540 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1541 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1542 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1543 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1544 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1545 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1546 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1547 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1548 config/cris/t-elfmulti, config/crx/t-crx,
1549 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1550 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1551 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1552 config/h8300/t-h8300, config/i386/athlon.md,
1553 config/i386/darwin-libgcc.10.4.ver,
1554 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1555 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1556 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1557 config/i386/t-linux64, config/i386/t-nwld,
1558 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1559 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1560 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1561 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1562 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1563 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1564 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1565 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1566 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1567 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1568 config/m68k/t-uclinux, config/mcore/t-mcore,
1569 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1570 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1571 config/mips/crtn.asm, config/mips/irix-crti.asm,
1572 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1573 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1574 config/mips/mips-fixed.md, config/mips/sb1.md,
1575 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1576 config/mips/t-iris6, config/mips/t-isa3264,
1577 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1578 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1579 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1580 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1581 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1582 config/mn10300/t-linux, config/mn10300/t-mn10300,
1583 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1584 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1585 config/picochip/libgccExtras/clzsi2.asm,
1586 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1587 config/rs6000/darwin-libgcc.10.4.ver,
1588 config/rs6000/darwin-libgcc.10.5.ver,
1589 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1590 config/rs6000/t-aix43, config/rs6000/t-aix52,
1591 config/rs6000/t-darwin, config/rs6000/t-fprules,
1592 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1593 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1594 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1595 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1596 config/rs6000/t-rtems, config/rs6000/t-spe,
1597 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1598 config/score/t-score-elf, config/sh/divcost-analysis,
1599 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1600 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1601 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1602 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1603 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1604 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1605 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1606 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1607 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1608 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1609 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1610 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1611 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1612 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1613 * config/h8300/genmova.sh: Include copyright and license notices
1614 in generated output.
1615 * config/h8300/mova.md: Regenerate.
1616 * doc/install.texi2html: Include word "Copyright" in copyright
1617 notice and use name "Free Software Foundation, Inc.".
1618 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1619 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1620 ChangeLog-2007, ChangeLog-2008: Correct dates.
1622 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1624 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1625 NE_EXPR operations as well.
1626 * c-parser.c (c_parser_condition): Do not set location information on
1628 (c_parser_conditional_expression): Likewise.
1629 (c_parser_binary_expression): Set location information on operators.
1630 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1631 TRUTH_NOT_EXPR has been folded.
1632 * fold-const.c (fold_truth_not_expr): Copy location information from
1633 the incoming expression to the outgoing one.
1634 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1635 recursive calls on the LHS of the operator but pass that of the
1636 operator to recursive calls on the RHS of the operator. Set it
1638 (shortcut_cond_expr): Set the locus of the operator on the second
1639 COND_EXPR and that of the expression on the first in degenerate cases.
1640 Pass the locus of the expression to calls to shortcut_cond_r.
1641 Set the locus of the 'then' block on the associated jump, if any.
1642 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1643 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1644 expression to call to gimplify_boolean_expr.
1646 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1648 * config.gcc: Add additional configuration for
1649 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1650 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1651 (CPP_SPEC): Redefine for allowing -municode option.
1652 (STARTFILE_SPEC): Likewise.
1653 * config/i386/t-mingw-w64: New.
1654 * config/i386/mingw-w64.opt: New.
1655 (municode): Add new target option.
1656 * doc/invoke.texi (municode): Add documentation for new option.
1658 2009-04-21 Ian Lance Taylor <iant@google.com>
1660 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1661 Correct test for number of arguments.
1662 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1664 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1666 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1667 argument of emit_library_call.
1669 2009-04-21 Richard Guenther <rguenther@suse.de>
1672 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1673 inside VIEW_CONVERT_EXPRs.
1675 2009-04-21 Martin Jambor <mjambor@suse.cz>
1677 * tree-switch-conversion.c (build_constructors): Split a long line.
1678 (constructor_contains_same_values_p): New function.
1679 (build_one_array): Create assigns of constants if possible, do not
1680 call mark_sym_for_renaming, call update_stmt.
1681 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1682 make_rename_temp. Do not call mark_symbols_for_renaming, call
1684 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1685 find_new_referenced_vars, call update_stmt.
1686 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1687 instead of calling make_rename_temp. Do not call
1688 find_new_referenced_vars or mark_symbols_for_renaming, call
1691 2009-04-21 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/39827
1694 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1695 (tree_ssa_phiprop): Pass the correct array size.
1697 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1699 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1701 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1704 * c-typeck.c (lvalue_p): Move declaration ...
1705 * c-common.h (lvalue_p): ... to here.
1706 * c-common.c (candidate_equal_p): New.
1707 (add_tlist): Use it.
1708 (merge_tlist): Use it.
1709 (warn_for_collisions_1): Likewise.
1710 (warning_candidate_p): Accept more candidates.
1711 (verify_tree): A warning candidate can be an expression. Use
1714 2009-04-21 Ben Elliston <bje@au.ibm.com>
1717 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1718 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1719 options. Remove -mcall-solaris documentation.
1721 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1724 * doc/invoke.texi (-Wlong-long): Update description.
1725 * c-lex (interpret_integer): Only warn if there was no previous
1726 overflow and -Wlong-long is enabled.
1727 * c-decl.c (declspecs_add_type): Drop redundant flags.
1728 * c.opt (Wlong-long): Init to -1.
1729 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1730 and front-end warn_long_long. Wlong-long only depends on other
1731 flags if it is uninitialized.
1732 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1733 the same for CPP and FE.
1734 (restore_extension_diagnostics): Likewise.
1736 2009-04-20 Ian Lance Taylor <iant@google.com>
1738 Fix enum conversions which are invalid in C++:
1739 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1740 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1741 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1742 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1743 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1744 (dbxout_parms): Likewise.
1745 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1746 (df_clear_flags): Likewise.
1747 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1748 top_flag parameter to int.
1749 (df_chain_create_bb_process_use): Likewise.
1750 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1752 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1753 (df_ref_create_structure, df_def_record_1): Likewise.
1754 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1755 (df_notes_rescan): Change 0 to VOIDmode in function call.
1756 (df_get_call_refs, df_insn_refs_collect): Likewise.
1757 (df_bb_regs_collect): Likewise.
1758 (df_entry_block_defs_collect): Likewise.
1759 (df_exit_block_uses_collect): Likewise.
1760 * df.h: Update declarations.
1761 * double-int.c (double_int_divmod): Add cast to enum type.
1762 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1763 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1764 (based_loc_descr): Likewise.
1765 (loc_descriptor_from_tree_1): Change first_op and second_op to
1766 enum dwarf_location_atom. Add cast to enum type.
1767 * expmed.c (init_expmed): Change 0 to SET in function call.
1768 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1769 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1770 (do_store_flag): Likewise.
1771 * fixed-value.h (struct fixed_value): Change mode to enum
1773 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1774 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1776 (insert_insn_decl, insert_decl, insert_state): Likewise.
1777 (automata_list_finish): Likewise.
1778 * genrecog.c (process_define_predicate): Add cast to enum type.
1779 * gensupport.c (init_predicate_table): Add cast to enum type.
1780 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1782 (gimple_build_call_1, gimple_build_label): Likewise.
1783 (gimple_build_goto, gimple_build_asm_1): Likewise.
1784 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1785 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1786 (enum fallback): Rename from enum fallback_t.
1787 (fallback_t): Typedef as int.
1788 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1789 GSI_SAME_STMT in function call.
1790 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1792 (setup_reg_class_relations): Likewise.
1793 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1794 (setup_prohibited_class_mode_regs): Add cast to enum type.
1795 (setup_prohibited_mode_move_regs): Likewise.
1796 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1797 (record_address_regs): Change i to enum reg_class.
1798 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1799 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1800 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1801 (GET_MODE_2XWIDER_MODE): Likewise.
1802 (GET_CLASS_NARROWEST_MODE): Likewise.
1803 * omp-low.c (expand_omp_for): Add cast to enum type.
1804 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1805 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1806 * postreload.c (reload_cse_simplify_operands): Change rclass local
1808 * predict.c (combine_predictions_for_insn): Change best_predictor
1809 and predictor to enum br_predictor.
1810 (combine_predictions_for_bb): Likewise.
1811 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1812 use SET_PREDICT_EXPR_OUTCOME.
1813 * real.c (real_arithmetic): Change icode to code in function call.
1814 * reginfo.c (init_move_cost): Add casts to enum type.
1815 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1816 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1818 * reload.c (find_valid_class): Add casts to enum type.
1819 (push_reload): Change 0 to NO_REGS in function call.
1820 (find_reloads): Change this_alternative to array of enum
1821 reg_class. Remove some now-unnecessary casts.
1822 (make_memloc): Change 0 to VOIDmode in function call.
1823 * reload1.c (reload): Change 0 to VOIDmode in function call.
1824 (eliminate_regs_1, elimination_effects): Likewise.
1825 (eliminate_regs_in_insn): Likewise.
1826 (emit_input_reload_insns): Add cast to enum type.
1827 (delete_output_reload): Change 0 to VOIDmode in function call.
1828 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1829 to enum type in function call.
1830 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1831 (SET_PREDICT_EXPR_OUTCOME): Define.
1832 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1833 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1834 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1835 (dump_function): Likewise.
1836 * tree-dump.h: Update declarations.
1837 * tree-pass.h: Update declarations.
1838 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1839 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1841 (arm_rtx_costs_1): Correct parenthesization.
1842 (arm_rtx_costs): Add casts to enum type.
1843 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1844 (vfp_emit_fstmd): Use add_rg_note.
1845 (emit_multi_reg_push, emit_sfm): Likewise.
1846 (thumb_set_frame_pointer): Likewise.
1847 (arm_expand_prologue): Likewise.
1848 (arm_regno_class): Change return type to enum reg_class.
1849 (thumb1_expand_prologue): Use add_reg_note.
1850 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1851 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1853 * config/arm/gentune.sh: Add cast to enum type.
1854 * config/arm/arm-tune.md: Rebuild.
1855 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1856 (ix86_split_fp_branch, predict_jump): Likewise.
1857 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1858 insn_code to enum rtx_code.
1859 (ix86_builtin_vectorized_function): Add cast to enum type.
1860 * config/i386/i386.md (truncdfsf2): Change slot to enum
1862 (truncxf<mode>2, isinf<mode>2): Likewise.
1863 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1865 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1866 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1867 (insert_bundle_state): Change 1 to INSERT in function call.
1868 (ia64_add_bundle_selector_before): Likewise.
1869 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1870 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1871 (restore_stack_nonlocal): Likewise.
1872 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1874 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1876 (mips_rtx_costs): Likewise.
1877 (mips_override_options): Add casts to enum type.
1878 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1880 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1881 (store_reg, set_reg_plus_d): Likewise.
1882 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1883 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1885 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1887 (emit_unlikely_jump): Use add_reg_note.
1888 (rs6000_emit_allocate_stack): Likewise.
1889 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1890 (output_toc): Change 1 to INSERT in function call.
1891 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1892 (rs6000_initialize_trampoline): Likewise.
1893 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1895 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1896 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1897 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1898 (save_gprs): Use add_reg_note.
1899 (s390_emit_prologue): Likewise.
1900 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1901 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1902 (sparc_fold_builtin): Add cast to enum type.
1903 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1905 (spu_expand_prologue): Use add_reg_note.
1906 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1908 2009-04-20 Ian Lance Taylor <iant@google.com>
1910 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1911 (c_parser_postfix_expression_after_primary): Get VEC for list of
1912 arguments. Get original types of arguments. Call
1913 build_function_call_vec.
1914 (cached_expr_list_1, cached_expr_list_2): New static variables.
1915 (c_parser_expr_list): Change return type to VEC *. Add
1916 p_orig_types parameter. Change all callers.
1917 (c_parser_release_expr): New static function.
1918 (c_parser_vec_to_tree_list): New static function.
1919 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1920 call build_function_call_vec.
1921 (build_function_call_vec): New function, based on old
1922 build_function_call.
1923 (convert_arguments): Remove nargs and argarray parameters. Change
1924 values to a VEC. Add origtypes parameter.
1925 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1926 (convert_for_assignment): Add origtype parameter. Change all
1927 callers. If warn_cxx_compat, check for conversion to an enum
1928 type when calling a function.
1929 (store_init_value): Add origtype parameter. Change all callers.
1930 (digest_init): Likewise.
1931 (struct init_node): Add origtype field.
1932 (add_pending_init): Add origtype parameter. Change all callers.
1933 (output_init_element): Likewise.
1934 (output_pending_init_elements): Pass origtype from init_node to
1935 output_init_element.
1936 (process_init_element): Pass origtype from c_expr to
1937 output_init_element.
1938 (c_finish_return): Add origtype parameter. Change all callers.
1939 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1941 (sync_resolve_params): Likewise.
1942 (sync_resolve_return): Change params to first_param. Change caller.
1943 (resolve_overloaded_builtins): Change params to VEC *. Change
1944 callers. Save first parameter around call to build_function_call_vec.
1945 * c-decl.c (finish_decl): Add origtype parameter. Change all
1946 callers. Call build_function_call_vec rather than
1947 build_function_call for cleanup.
1948 * c-tree.h: Update declarations.
1949 * c-common.h: Update declarations.
1950 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1951 params to first_param.
1952 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1953 params parameter from tree to void *.
1954 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1955 Change arglist parameter to have type void *, and to be a pointer
1957 * config/rs6000/rs6000-protos.h
1958 (altivec_resolve_overloaded_builtin): Update declaration.
1959 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1960 fnargs parameter to have type void *, and to be a pointer to a
1961 VEC. Call build_function_call_vec instead of
1962 build_function_call.
1963 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1965 2009-04-20 Joey Ye <joey.ye@intel.com>
1966 Xuepeng Guo <xuepeng.guo@intel.com>
1967 H.J. Lu <hongjiu.lu@intel.com>
1969 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1971 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1972 (IX86_LEA_PRIORITY): Likewise.
1973 (distance_non_agu_define): New function.
1974 (distance_agu_use): Likewise.
1975 (ix86_lea_for_add_ok): Likewise.
1976 (ix86_dep_by_shift_count): Likewise.
1978 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1979 should split for LEA.
1981 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1983 (ix86_dep_by_shift_count): Likewise.
1985 2009-04-20 Richard Guenther <rguenther@suse.de>
1987 * expr.c (handled_component_p): Move ...
1988 * tree.h (handled_component_p): ... here.
1989 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1990 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1991 and REALPART_EXPR to be in one group.
1993 2009-04-20 Richard Guenther <rguenther@suse.de>
1995 * basic-block.h (get_all_dominated_blocks): Declare.
1996 * dominance.c (get_all_dominated_blocks): New function.
1997 * tree-cfg.c (get_all_dominated_blocks): Remove.
1998 (remove_edge_and_dominated_blocks): Adjust.
1999 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2000 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2001 instead of recursing.
2003 2009-04-20 Doug Kwan <dougkwan@google.com>
2005 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2006 (struct cgraph_node_set_def): New type.
2007 (cgraph_node_set) New type. Also declare vector functions.
2008 (struct cgraph_node_set_element_def): New type.
2009 (cgraph_node_set_element): Ditto.
2010 (cgraph_node_set_iterator): New iterator type.
2011 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2012 cgraph_node_set_remove, dump_cgraph_node_set,
2013 debug_cgraph_node_set): New prototypes.
2014 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2015 cgraph_node_set_size): New inlines.
2016 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2018 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2019 argument to function 'write_summary'.
2020 * ipa.c: Include ggc.h.
2021 (hash_cgraph_node_set_element,
2022 eq_cgraph_node_set_element, cgraph_node_set_new,
2023 cgraph_node_set_add, cgraph_node_set_remove,
2024 cgraph_node_set_find, dump_cgraph_node_set,
2025 debug_cgraph_node_set): New functions.
2026 * Makefile.in (ipa.o): Add dependency on GGC_H.
2028 2009-04-20 Ira Rosen <irar@il.ibm.com>
2030 PR tree-optimization/39675
2031 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2032 check of the return code of vect_schedule_slp. Check that
2033 stmt_vec_info still exists for the statement, before checking its
2036 2009-04-20 Michael Matz <matz@suse.de>
2038 * Makefile.in (generated_files): Take out $(simple_generated_c).
2040 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2042 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2043 (UINTPTR_TYPE): Likewise.
2045 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2048 * c-typeck.c (digest_init): Check for initializing an array with a
2051 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2054 * c-semantics.c (pop_stmt_list): Propagate
2055 STATEMENT_LIST_HAS_LABEL to parent statement list.
2057 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2059 * config/mips/mips.h (mips_tune_attr): New macro.
2060 * config/mips/mips.md (cpu): Use it.
2062 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2065 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2068 2009-04-19 Diego Novillo <dnovillo@google.com>
2070 * toplev.c (compile_file): Move call to coverage_finish ...
2071 * cgraphunit.c (ipa_passes): ... here.
2072 Call cgraph_process_new_functions.
2073 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2074 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2076 2009-04-19 Jan Hubicka <jh@suse.cz>
2078 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2080 (dump_cgraph_node): Dump can throw external flag.
2081 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2083 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2087 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2088 * common.opt (Wlogical-op): Move from here...
2089 * c.opt (Wlogical-op): ... to here.
2090 * c-typeck.c (parser_build_binary_op): Update call to
2091 warn_logical_operator.
2092 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2094 * c-common.c (warn_logical_op): Update.
2095 * c-common.h (warn_logical_op): Update declaration.
2097 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2099 * tree.c (protected_set_expr_location): Fix formatting.
2101 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2104 * c-typeck.c (readonly_warning): new.
2105 (build_unary_op, build_modify_expr): Use readonly_warning for
2106 storing into something readonly but not const-qualified.
2108 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2111 * c-typeck.c (build_unary_op): Check for taking address of
2112 expression of type void.
2114 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2117 * c-typeck.c (build_function_call): Check for calling a function
2118 with qualified void return types. Call require_complete_type when
2121 2009-04-18 Jan Hubicka <jh@suse.cz>
2123 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2125 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2126 can_throw_external flag.
2127 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2128 * ipa-pure-const.c (ignore_edge): New function.
2129 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2130 only over can_throw_external edges.
2131 (local_pure_const): Add nothrow flag.
2132 * ipa-utils.c (searchc): Add ignore_edge callback.
2133 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2134 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2135 (set_nothrow_function_flags): Update cgraph.
2136 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2138 2009-04-18 Richard Guenther <rguenther@suse.de>
2141 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2142 (fold_stmt): ... this and ...
2143 (fold_stmt_inplace): ... this.
2144 (fold_stmt_1): Fold references in calls and asms.
2145 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2147 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2149 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2150 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2152 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2154 * tree.c (function_args_count): Remove.
2155 * tree.h: Remove the prototype for function_args_count.
2157 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2159 * tree-iterator.c (expr_only): Remove.
2160 * tree.h: Remove the prototype for expr_only.
2162 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2164 * reginfo.c (cannot_change_mode_set_regs): Remove.
2165 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2167 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2169 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2170 whether operands 0 and 1 overlaps.
2172 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2175 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2176 pointer. Use warning_at instead of warning.
2177 (search_for_addr_array): Likewise.
2178 (check_array_bounds): Likewise.
2179 (check_all_array_refs): Check that the incoming edge is not in the
2180 list of edges to be removed.
2181 (check_all_array_refs): Avoid the temporal pointer.
2182 (vrp_visit_cond_stmt): Fix typo.
2183 (simplify_switch_using_ranges): Handle the case where the switch
2184 index is an integer constant.
2186 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2188 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2190 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2192 * doc/extend.texi, doc/invoke.texi: Fix typos.
2194 2009-04-17 Cary Coutant <ccoutant@google.com>
2196 * tree-flow-inline.h (get_lineno): Fix inverted test.
2198 2009-04-17 Diego Novillo <dnovillo@google.com>
2200 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2201 assertion for AVAIL_OUT.
2203 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2206 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2207 * config/sh/linux-atomic.asm: Likewise.
2209 2009-04-17 Diego Novillo <dnovillo@google.com>
2211 * except.c (debug_eh_tree): New.
2212 (struct eh_region, struct eh_status): Move ...
2213 * except.h: ... here.
2214 (add_type_for_runtime): Declare extern.
2215 (lookup_type_for_runtime): Likewise.
2216 (debug_eh_tree): Declare.
2217 * Makefile.in (GTFILES): List except.h before except.c
2219 2009-04-17 Diego Novillo <dnovillo@google.com>
2221 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2222 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2223 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2224 (find_vars_r): ... here.
2225 * tree-flow.h (find_referenced_vars_in): Declare.
2226 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2227 that AVAIL_OUT exists for BLOCK.
2228 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2229 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2230 (tree-parloops.o): Likewise.
2232 2009-04-17 Simon Baldwin <simonb@google.com>
2234 * toplev.c (default_tree_printer): Add handling for %E format.
2236 2009-04-17 Diego Novillo <dnovillo@google.com>
2238 * tree-pretty-print.c (dump_generic_node): Add break after
2239 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2240 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2241 FUNCTION_TYPE together. Call print_struct_decl when printing
2242 structures and TDF_SLIM is not given.
2243 (print_struct_decl): Fix logic for detecting recursion.
2245 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2248 * gcc.c (create_at_file): New.
2249 (compile_input_file_p): New.
2250 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2251 * main.c (main): Update call to toplev_main.
2252 * toplev.c (toplev_main): Change signature. Call expandargv.
2253 * toplev.h (toplev_main): Change signature.
2255 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2257 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2258 if the latter is not constant.
2260 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2262 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2264 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2266 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2267 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2269 2009-04-17 Richard Guenther <rguenther@suse.de>
2271 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2272 Handle component references view-converting an invariant address.
2274 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2276 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2277 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2278 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2279 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2280 Use @deftypevr rather than @deftypevar.
2282 2009-04-17 Richard Guenther <rguenther@suse.de>
2284 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2285 (get_prop_source_stmt): Likewise.
2286 (can_propagate_from): Likewise.
2288 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2290 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2291 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2292 (--with-multilib-list): Add default value.
2293 * configure: Regenerate.
2294 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2295 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2296 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2297 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2298 Don't add default cpu to multilib list unnecessarily, but do enable
2299 the relevant compiler option..
2300 Add support for --with-multilib-list=<blank> and
2301 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2302 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2303 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2304 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2306 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2307 (MULTILIB_OSDIRNAMES): New variable.
2308 * config/sh/t-1e: Delete file.
2309 * config/sh/t-mlib-sh1: Delete file.
2310 * config/sh/t-mlib-sh2: Delete file.
2311 * config/sh/t-mlib-sh2a: Delete file.
2312 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2313 * config/sh/t-mlib-sh2a-single: Delete file.
2314 * config/sh/t-mlib-sh2a-single-only: Delete file.
2315 * config/sh/t-mlib-sh2e: Delete file.
2316 * config/sh/t-mlib-sh3e: Delete file.
2317 * config/sh/t-mlib-sh4: Delete file.
2318 * config/sh/t-mlib-sh4-nofpu: Delete file.
2319 * config/sh/t-mlib-sh4-single: Delete file.
2320 * config/sh/t-mlib-sh4-single-only: Delete file.
2321 * config/sh/t-mlib-sh4a: Delete file.
2322 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2323 * config/sh/t-mlib-sh4a-single: Delete file.
2324 * config/sh/t-mlib-sh4a-single-only: Delete file.
2325 * config/sh/t-mlib-sh4al: Delete file.
2326 * config/sh/t-mlib-sh5-32media: Delete file.
2327 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2328 * config/sh/t-mlib-sh5-64media: Delete file.
2329 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2330 * config/sh/t-mlib-sh5-compact: Delete file.
2331 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2332 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2333 * doc/install.texi (Options specification): Add
2334 --with-multilib-list and --with-endian.
2336 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2338 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2340 (OBJS-common): Add plugin-version.o.
2341 (plugin-version.o): New.
2342 * gcc-plugin.h (plugin_gcc_version): New.
2343 (plugin_default_version_check): New.
2344 (plugin_init_func, plugin_init): Add version argument.
2345 * plugin-version.c: New.
2346 * plugin.c (str_plugin_gcc_version_name): New.
2347 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2348 pass it to the init function.
2349 (plugin_default_version_check): New.
2351 2009-04-17 Richard Guenther <rguenther@suse.de>
2353 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2354 for decl-vs-decl disambiguation.
2356 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2358 * config/s390/s390.h (s390_tune_attr): New macro definition.
2359 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2361 2009-04-17 Richard Guenther <rguenther@suse.de>
2363 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2364 (fold_stmt_r): Likewise.
2365 (maybe_fold_reference): New function.
2366 (fold_gimple_assign): Handle cases fold_stmt_r did.
2367 (fold_stmt): Do not use fold_stmt_r.
2368 (fold_stmt_inplace): Likewise.
2370 2009-04-17 Richard Guenther <rguenther@suse.de>
2372 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2373 (record_equivalences_from_stmt): Remove useless checks and
2375 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2376 the type is already suitable.
2378 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2380 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2382 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2384 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2385 (CMPtype): Define as __gcc_CMPtype.
2387 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2389 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2390 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2392 2009-04-17 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/39746
2395 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2396 special-casing for builtins and static variable use/def.
2397 (call_may_clobber_ref_p_1): Likewise.
2399 2009-04-16 Ian Lance Taylor <iant@google.com>
2401 * df.h: Include "timevar.h".
2402 (struct df_problem): Change tv_id field to timevar_id_t.
2403 * tree-pass.h: Include "timevar.h".
2404 (struct opt_pass): Change tv_id field to timevar_id_t.
2405 * timevar.h (timevar_id_t): Define TV_NONE.
2406 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2407 TV_NONE rather than tv_id != 0.
2408 (execute_one_pass): Likewise.
2409 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2410 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2411 dependencies to $(TREE_PASS_H).
2412 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2414 (pass_branch_target_load_optimize2): Likewise.
2415 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2416 (pass_outof_cfg_layout_mode): Likewise.
2417 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2418 (pass_rebuild_cgraph_edges): Likewise.
2419 (pass_remove_cgraph_callee_edges): Likewise.
2420 * df-core.c (pass_df_initialize_opt): Likewise.
2421 (pass_df_initialize_no_opt): Likewise.
2422 (pass_df_finish): Likewise.
2423 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2424 * except.c (pass_set_nothrow_function_flags): Likewise.
2425 (pass_convert_to_eh_region_ranges): Likewise.
2426 * final.c (pass_compute_alignments): Likewise.
2427 * function.c (pass_instantiate_virtual_regs): Likewise.
2428 (pass_init_function): Likewise.
2429 (pass_leaf_regs): Likewise.
2430 (pass_match_asm_constraints): Likewise.
2431 * gimple-low.c (pass_lower_cf): Likewise.
2432 (pass_mark_used_blocks): Likewise.
2433 * init-regs.c (pass_initialize_regs): Likewise.
2434 * integrate.c (pass_initial_value_sets): Likewise.
2435 * ira.c (pass_ira): Likewise.
2436 * jump.c (pass_cleanup_barriers): Likewise.
2437 * omp-low.c (pass_expand_omp): Likewise.
2438 (pass_lower_omp): Likewise.
2439 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2440 * recog.c (pass_split_all_insns): Likewise.
2441 (pass_split_after_reload): Likewise.
2442 (pass_split_before_regstack): Likewise.
2443 (pass_split_before_sched2): Likewise.
2444 (pass_split_for_shorten_branches): Likewise.
2445 * reginfo.c (pass_reginfo_init): Likewise.
2446 (pass_subregs_of_mode_init): Likewise.
2447 (pass_subregs_of_mode_finish): Likewise.
2448 * passes.c (pass_postreload): Likewise.
2449 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2450 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2451 (pass_warn_function_return): Likewise.
2452 (pass_warn_function_noreturn): Likewise.
2453 * tree-complex.c (pass_lower_complex): Likewise.
2454 (pass_lower_complex_O0): Likewise.
2455 * tree-if-conv.c (pass_if_conversion): Likewise.
2456 * tree-into-ssa.c (pass_build_ssa): Likewise.
2457 * tree-mudflap.c (pass_mudflap_1): Likewise.
2458 (pass_mudflap_2): Likewise.
2459 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2460 (pass_mudflap_2): Likewise.
2461 * tree-nrv.c (pass_return_slot): Likewise.
2462 * tree-object-size.c (pass_object_sizes): Likewise.
2463 * tree-optimize.c (pass_all_optimizations): Likewise.
2464 (pass_early_local_passes): Likewise.
2465 (pass_all_early_optimizations): Likewise.
2466 (pass_cleanup_cfg): Likewise.
2467 (pass_cleanup_cfg_post_optimizing): Likewise.
2468 (pass_free_datastructures): Likewise.
2469 (pass_free_cfg_annotations): Likewise.
2470 (pass_fixup_cfg): Likewise.
2471 (pass_init_datastructures): Likewise.
2472 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2473 (pass_late_warn_uninitialized): Likewise.
2474 (pass_update_address_taken): Likewise.
2475 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2476 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2477 (pass_cse_sincos): Likewise.
2478 (pass_convert_to_rsqrt): Likewise.
2479 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2480 * tree-stdarg.c (pass_stdarg): Likewise.
2481 * tree-tailcall.c (pass_tail_recursion): Likewise.
2482 (pass_tail_calls): Likewise.
2483 * tree-vect-generic.c (pass_lower_vector): Likewise.
2484 (pass_lower_vector_ssa): Likewise.
2485 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2487 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2489 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2491 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2493 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2494 logical and signext.
2496 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2499 * config/sh/predicates.md (arith_operand): Check if the operand
2500 of TRUNCATE is a REG.
2502 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2504 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2505 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2507 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2509 * tree-iterator.c (tsi_split_statement_list_after,
2510 tsi_split_statement_list_before): Remove.
2511 * tree-iterator.h: Remove the prototypes for
2512 tsi_split_statement_list_after and tsi_split_statement_list_before.
2514 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2516 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2517 * tree-ssa-propagate.h: Remove the prototype for
2518 stmt_makes_single_load.
2520 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2522 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2523 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2525 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2527 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2529 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2531 * except.c (eh_region_outer_p): Remove.
2532 * except.h: Remove the prototype for eh_region_outer_p.
2534 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2536 * function.c (current_function_assembler_name): Remove.
2537 * function.h: Remove the prototype for
2538 current_function_assembler_name.
2540 2009-04-16 Ian Lance Taylor <iant@google.com>
2542 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2543 (add_reg_note): Call alloc_reg_note.
2544 * rtl.h (alloc_reg_note): Declare.
2545 * combine.c (try_combine): Use alloc_reg_note.
2546 (recog_for_combine, move_deaths): Likewise.
2547 (distribute_notes): Use alloc_reg_note and add_reg_note.
2548 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2549 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2550 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2552 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2554 PR rtl-optimization/39762
2555 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2556 ira_may_move_out_cost): Add comments about way of their usage.
2557 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2559 * ira-conflicts.c (process_regs_for_copy): Use function
2560 ira_get_register_move_cost instead of global
2561 ira_register_move_cost.
2563 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2564 color_pass, move_spill_restore, update_curr_costs): Ditto.
2566 * ira-lives.c (process_single_reg_class_operands): Ditto.
2568 * ira-emit.c (emit_move_list): Ditto.
2570 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2571 (record_reg_classes): Ditto. Use functions
2572 ira_get_register_move_cost and ira_get_may_move_cost instead of
2573 global vars ira_register_move_cost, ira_may_move_out_cost and
2574 ira_may_move_in_cost.
2575 (record_address_regs): Don't call ira_init_register_move_cost.
2576 Use function ira_get_may_move_cost instead of global
2577 ira_may_move_in_cost.
2578 (process_bb_node_for_hard_reg_moves): Use function
2579 ira_get_register_move_cost instead of global ira_register_move_cost.
2580 (ira_costs): Don't call ira_init_register_move_cost.
2582 2009-04-16 Richard Guenther <rguenther@suse.de>
2584 * tree-cfg.c (verify_gimple_assign_binary):
2585 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2586 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2587 (create_general_new_stmt): Note that this function is broken.
2589 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2591 * common.opt (fhelp): Add Var(help_flag).
2592 * gcc-plugin.h (plugin_info): Add help.
2593 * plugin.c (plugin_name_args): Add help.
2594 (register_plugin_info): Set plugin->help.
2595 (print_help_one_plugin): New.
2596 (print_plugins_help): New.
2597 * plugin.h (print_plugins_help): New.
2598 * toplev.c (toplev_main): Call print_plugins_help if needed.
2600 2009-04-16 Richard Guenther <rguenther@suse.de>
2602 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2603 (gimple_ior_addresses_taken_1): New function.
2604 (gimple_ior_addresses_taken): Likewise.
2605 * gimple.h (struct gimple_statement_with_ops_base): Remove
2606 addresses_taken member.
2607 (gimple_ior_addresses_taken): Declare.
2608 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2609 gimple_set_addresses_taken): Remove.
2610 * ipa-reference.c (mark_address): New function.
2611 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2612 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2613 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2614 (gimple_add_to_addresses_taken): Remove.
2615 (get_tmr_operands): Call mark_address_taken.
2616 (get_asm_expr_operands): Likewise.
2617 (get_expr_operands): Likewise.
2618 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2619 (free_stmt_operands): Do not free it.
2620 * tree-ssa.c (delete_tree_ssa): Likewise.
2621 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2623 2009-04-16 Richard Guenther <rguenther@suse.de>
2625 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2626 (walk_stmt_load_store_ops): Likewise.
2627 * gimple.c (get_base_loadstore): New function.
2628 (walk_stmt_load_store_addr_ops): Likewise.
2629 (walk_stmt_load_store_ops): Likewise.
2630 * ipa-pure-const.c (check_op): Simplify.
2631 (check_load, check_store): New functions.
2632 (check_stmt): Use walk_stmt_load_store_ops.
2633 * ipa-reference.c (mark_load): Adjust signature.
2634 (mark_store): Likewise.
2635 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2637 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2639 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2641 * opts.c (common_handle_option): Don't call print_version.
2642 * plugin.c (plugin_name_args): Add version.
2643 (register_plugin_info): New.
2644 (register_callback): Handle PLUGIN_INFO.
2645 (try_init_one_plugin): New.
2646 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2648 (finalize_one_plugin): New.
2649 (finalize_plugins): New.
2650 (print_one_plugin): New.
2651 (print_plugins_versions): New.
2652 * plugin.h (print_plugins_versions): New.
2653 (finalize_plugins): New.
2654 * toplev.c (compile_file): Don't call initialize_plugins.
2655 (print_version): Call print_plugins_versions.
2656 (toplev_main): Call initialize_plugins. Print version if needed.
2657 Call finalize_plugins.
2659 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2661 * common.opt (fversion): New.
2662 * gcc.c (print_version): New.
2663 (process_command): Don't print the version. Just set print_version.
2664 (main): Print version. Call subprocesses if print_version and
2665 verbose_flag are set.
2666 * opts.c (common_handle_option): Handle OPT_fversion.
2668 2009-04-16 Richard Guenther <rguenther@suse.de>
2669 Ira Rosen <irar@il.ibm.com>
2671 PR tree-optimization/39698
2672 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2673 type of the reduction variable. Only generate the def if
2676 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2677 make sure to first convert to an integer of the same precision.
2678 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2679 the type of the evolution correctly in computing the new
2680 induction variable base.
2682 2009-04-16 Richard Guenther <rguenther@suse.de>
2685 * tree-cfg.c (make_blocks): Split statements with to-be
2686 abnormal SSA names on the lhs.
2688 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2690 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2691 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2692 * c-typeck.c (really_start_incremental_init): Likewise.
2693 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2694 (TARGET_INITIALIZER): Remove it.
2695 * target.h (struct target): Remove vector_opaque_p.
2696 * tree.c (build_opaque_vector_type): New.
2697 * tree.h (TYPE_VECTOR_OPAQUE): New.
2698 (build_opaque_vector_type): Declare.
2699 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2700 * config/rs6000/rs6000.c (build_opaque_vector_type,
2701 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2702 (rs6000_init_builtins): Use build_opaque_vector_type for
2703 opaque_V4SI_type_node.
2705 2009-04-15 Catherine Moore <clm@codesourcery.com>
2707 * debug.h (set_name): Declare.
2708 * dwarf2out.c (dwarf2out_set_name): Declare.
2709 (dwarf2_debug_hooks): Add set_name.
2710 (find_AT_string): New.
2711 (add_AT_string): Call find_AT_string.
2712 (dwarf2out_set_name): New.
2713 * cp/decl.c (grokdeclarator): Call set_name.
2714 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2715 * debug.c (do_nothing_debug_hooks): Likewise.
2716 * dbxout.c (dbx_debug_hooks): Likewise.
2717 * sdbout.c (sdb_debug_hooks): Likewise.
2719 2009-04-15 Michael Eager <eager@eagercon.com>
2721 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2722 reg for single-precision FPU.
2723 * config/rs6000/rs6000.md (movsi_internal1): Only for
2725 (movsi_internal1_single): New. Add pattern to move SI values to/from
2726 single-precision FP regs.
2728 2009-04-15 Richard Guenther <rguenther@suse.de>
2730 * omp-low.c (lower_rec_input_clauses): Build correct address
2732 (expand_omp_for_generic): Fix multiplication type.
2733 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2734 (generate_memset_zero): Fix types.
2735 * tree-profile.c (prepare_instrumented_value): Correctly
2738 2009-04-15 Ian Lance Taylor <iant@google.com>
2740 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2741 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2742 for -Wall and for -Wc++-compat.
2743 (c_common_post_options): For C++, set warn_enum_compare if not
2745 * c-tree.h (struct c_expr): Add field original_type.
2746 (build_external_ref): Update declaration.
2747 * c-parser.c (c_parser_braced_init): Set original_type.
2748 (c_parser_initelt): Likewise.
2749 (c_parser_expr_no_commas): Likewise.
2750 (c_parser_conditional_expression): Likewise.
2751 (c_parser_cast_expression): Likewise.
2752 (c_parser_unary_expression): Likewise. Pull setting of
2753 original_code to top of function.
2754 (c_parser_sizeof_expression): Set original_type.
2755 (c_parser_alignof_expression): Likewise.
2756 (c_parser_postfix_expression): Likewise. Pull setting of
2757 original_code to top of function.
2758 (c_parser_postfix_expression_after_paren_type): Set original_type.
2759 (c_parser_postfix_expression_after_primary): Likewise.
2760 (c_parser_expression): Likewise.
2761 * c-typeck.c (build_external_ref): Add type parameter. Change all
2763 (c_expr_sizeof_expr): Set original_type field.
2764 (parser_build_unary_op): Likewise.
2765 (parser_build_binary_op): Likewise. Optionally warn about
2766 comparisons of enums of different types.
2767 (digest_init): Set original_type field.
2768 (really_start_incremental_init): Likewise.
2769 (push_init_level, pop_init_level): Likewise.
2770 * doc/invoke.texi (Warning Options): -Wenum-compare now
2773 2009-04-15 Richard Guenther <rguenther@suse.de>
2775 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2776 out a necessary conversion.
2777 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2778 names we didn't value number.
2779 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2781 2009-04-15 Richard Guenther <rguenther@suse.de>
2783 PR tree-optimization/39764
2784 * tree-ssa-ccp.c (get_value): Canonicalize value with
2785 canonicalize_float_value.
2787 2009-04-15 Jan Hubicka <jh@suse.cz>
2789 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2790 Wrong version of patch.
2792 2009-04-15 Jan Hubicka <jh@suse.cz>
2794 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2796 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2798 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2799 our distinct integral and vector types.
2801 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2803 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2804 * init.c (build_vtbl_address): Remove call to assemble_external.
2806 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2808 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2809 output for other floating point modes.
2811 2009-04-14 Diego Novillo <dnovillo@google.com>
2813 * diagnostic.c (diagnostic_report_diagnostic): Do not
2814 warn about loaded plugins for DK_ERROR and DK_WARNING.
2815 * c-decl.c (declspecs_add_type): Move call to
2816 invoke_plugin_callbacks ...
2817 * c-parser.c (c_parser_declspecs): ... here.
2818 * plugin.c (dump_active_plugins): Tidy output.
2820 2009-04-14 Diego Novillo <dnovillo@google.com>
2821 Le-Chun Wu <lcwu@google.com>
2823 * configure.ac: Add --enable-plugin support.
2824 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2825 * Makefile.in (PLUGIN_H): Define.
2826 Export ENABLE_PLUGIN and GMPINC to site.exp.
2827 Add PLUGINLIBS to link command.
2828 Add/modify dependencies for plugin.o and files including plugin.h.
2830 * config.in: Regenerate.
2832 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2835 2009-04-14 Le-Chun Wu <lcwu@google.com>
2837 * tree-pass.h (register_one_dump_file): Add a prototype for
2838 register_one_dump_file.
2839 * toplev.c (compile_file): Call initialize_plugins.
2840 (do_compile): Call invoke_plugin_callbacks.
2841 (toplev_main): Call invoke_plugin_callbacks.
2842 * common.opt: Add -fplugin= and -fplugin-arg-.
2843 * gcc-plugin.h: New public header file for plugins to include.
2844 * plugin.c: New source file.
2845 * plugin.h: New internal header file.
2846 * passes.c (register_one_dump_file): Make it external.
2848 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2850 2009-04-14 Diego Novillo <dnovillo@google.com>
2852 * doc/plugins.texi: New.
2853 * doc/gccint.texi: Add reference to Plugins chapter.
2854 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2855 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2856 loaded plugins, if any.
2857 * timevar.def (TV_PLUGIN_INIT): Define.
2858 (TV_PLUGIN_RUN): Define.
2859 * plugin.c: Include timevar.h
2860 (plugins_active_p): New.
2861 (dump_active_plugins): New.
2862 (debug_active_plugins): New.
2864 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2866 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2868 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2870 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2872 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2873 the same as a minus without a shift.
2875 2009-04-14 Nick Clifton <nickc@redhat.com>
2877 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2878 comparisons with small integers will always produce a short
2881 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2884 2008-12-19 Diego Novillo <dnovillo@google.com>
2886 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2888 2009-04-14 Richard Guenther <rguenther@suse.de>
2890 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2892 (verify_gimple_assign_binary): Likewise. Handle shifts and
2894 (verify_gimple_phi): Print the mismatched argument position.
2895 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2897 (vect_update_init_of_dr): Likewise.
2898 * matrix-reorg.c (transform_access_sites): Do what the
2900 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2902 2009-04-13 Michael Eager <eager@eagercon.com>
2904 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2905 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2906 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2907 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2908 remove duplicate config
2910 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2912 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2913 file_name:line_number type locator of the call site.
2915 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2917 * genautomata.c: Put blank after comma.
2918 (automaton_decls): New.
2919 (struct unit_usage): Add comments to member next.
2920 (store_alt_unit_usage): Keep the list ordered.
2921 (unit_present_on_list_p, equal_alternatives_p): New.
2922 (check_regexp_units_distribution): Check units distribution
2923 correctness correctly.
2924 (main): Don't write automata if error is found. Return correct
2927 * config/m68k/cf.md (cfv4_ds): Remove.
2928 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2929 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2931 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2932 power4-load-ext, power4-store, power4-store-update,
2933 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2934 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2935 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2936 power4-sqrt, power4-isync): Modify reservation to make correct
2937 unit distribution to automata.
2939 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2940 power5-store-update, power5-two, power5-three, power5-lmul,
2941 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2943 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2945 * except.c (pass_set_nothrow_function_flags): Set name and add
2947 (set_nothrow_function_flags): Mention in the dump file when
2948 changing a function to nothrow.
2950 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2953 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2954 instead of unsigned long.
2956 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2958 * config/arm/arm.c (return_used_this_function): Remove.
2959 (arm_output_function_prologue): Remove use of
2960 return_used_this_function.
2961 (output_return_instruction): Replace use of
2962 return_used_this_function
2963 by cfun->machine->return_used_this_function.
2964 (arm_output_epilogue): Likewise.
2965 (arm_output_function_epilogue): Likewise.
2966 (thumb_unexpanded_epilogue): Likewise.
2967 * config/arm/arm.h (struct machine_function):
2968 New member return_used_this_function.
2970 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2972 * doc/install.texi: Correct description of default directory for
2973 --with-gxx-include-dir.
2975 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2977 * fold-const.c (build_range_check): Properly deal with enumeral and
2980 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2982 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2983 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2984 * params.h (MAX_GCSE_PASSES): Remove.
2985 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2986 in sequence. Remove ability to run multiple passes.
2987 (bypass_jumps): Report run as third CPROP pass.
2989 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2992 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2993 when deciding whether the whole SEQUENCE can throw.
2995 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2998 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2999 offseted label references.
3001 2009-04-11 Jan Hubicka <jh@suse.cz>
3003 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3005 2009-04-11 Richard Guenther <rguenther@suse.de>
3008 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3009 return variables as TREE_ADDRESSABLE.
3011 2009-04-11 Richard Guenther <rguenther@suse.de>
3013 PR tree-optimization/39713
3014 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3015 reference trees have SSA_NAME operands.
3017 2009-04-11 Richard Guenther <rguenther@suse.de>
3020 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3021 address expressions.
3023 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3025 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3026 match changes in Cygwin 1.7
3027 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3028 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3030 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3032 PR tree-optimization/39701
3033 * doc/invoke.texi (Optimization Options): Document change in
3034 meaning and initialization of -fdelete-null-pointer-checks.
3036 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3039 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3041 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3044 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3046 2009-04-10 Chao-ying Fu <fu@mips.com>
3048 * doc/tm.texi (Instruction Output): Document
3049 TARGET_ASM_FINAL_POSTSCAN_INSN.
3050 * target.h (final_postscan_insn): New field in asm_out.
3051 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3052 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3053 * final.c (final_scan_insn): Call
3054 targetm.asm_out.final_postscan_insn after outputting
3055 an asm macro and a normal instruction.
3057 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3058 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3059 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3060 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3061 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3063 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3066 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3067 variables as non-NULL even with -fdelete-null-pointer-checks.
3069 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3071 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3073 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3076 * config/i386/i386.c (classify_argument): Handle SCmode with
3077 (bit_offset % 64) != 0.
3079 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3081 * doc/invoke.texi (Optimize Options): Add cross-reference to
3082 -Q --help=optimizers examples.
3084 2009-04-10 Ben Elliston <bje@au.ibm.com>
3087 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3088 regalign for the reg == fpr and TDmode case.
3090 2009-04-09 David Ayers <ayers@fsfe.org>
3093 * objc/objc-act.c (warn_with_method): Remove helper function.
3094 (check_duplicates): Call warning and inform directly.
3095 (really_start_method): Likewise.
3097 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3099 * expmed.c (expand_divmod): Always use a comparison for a division
3100 by a large unsigned integer.
3102 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3103 for things others than variables or functions as nonzero.
3105 2009-04-09 Nick Clifton <nickc@redhat.com>
3107 * unwind-compat.c: Change copyright header to refer to version
3108 3 of the GNU General Public License with version 3.1 of the
3109 GCC Runtime Library Exception and to point readers at the
3110 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3111 * config/alpha/crtfastmath.c: Likewise.
3112 * config/alpha/linux-unwind.h: Likewise.
3113 * config/alpha/qrnnd.asm: Likewise.
3114 * config/alpha/vms-crt0-64.c: Likewise.
3115 * config/alpha/vms-crt0.c: Likewise.
3116 * config/alpha/vms-dwarf2.asm: Likewise.
3117 * config/alpha/vms-dwarf2eh.asm: Likewise.
3118 * config/alpha/vms-psxcrt0-64.c: Likewise.
3119 * config/alpha/vms-psxcrt0.c: Likewise.
3120 * config/alpha/vms_tramp.asm: Likewise.
3121 * config/arc/initfini.c: Likewise.
3122 * config/arc/lib1funcs.asm: Likewise.
3123 * config/arm/bpabi-v6m.S: Likewise.
3124 * config/arm/bpabi.S: Likewise.
3125 * config/arm/bpabi.c: Likewise.
3126 * config/arm/crti.asm: Likewise.
3127 * config/arm/crtn.asm: Likewise.
3128 * config/arm/ieee754-df.S: Likewise.
3129 * config/arm/ieee754-sf.S: Likewise.
3130 * config/arm/lib1funcs.asm: Likewise.
3131 * config/arm/libunwind.S: Likewise.
3132 * config/arm/linux-atomic.c: Likewise.
3133 * config/arm/mmintrin.h: Likewise.
3134 * config/arm/pr-support.c: Likewise.
3135 * config/arm/unaligned-funcs.c: Likewise.
3136 * config/arm/unwind-arm.c: Likewise.
3137 * config/arm/unwind-arm.h: Likewise.
3138 * config/avr/libgcc.S: Likewise.
3139 * config/bfin/crti.s: Likewise.
3140 * config/bfin/crtlibid.s: Likewise.
3141 * config/bfin/crtn.s: Likewise.
3142 * config/bfin/lib1funcs.asm: Likewise.
3143 * config/bfin/linux-unwind.h: Likewise.
3144 * config/cris/arit.c: Likewise.
3145 * config/cris/cris_abi_symbol.c: Likewise.
3146 * config/darwin-64.c: Likewise.
3147 * config/darwin-crt2.c: Likewise.
3148 * config/darwin-crt3.c: Likewise.
3149 * config/darwin.h: Likewise.
3150 * config/dbxelf.h: Likewise.
3151 * config/dfp-bit.c: Likewise.
3152 * config/dfp-bit.h: Likewise.
3153 * config/elfos.h: Likewise.
3154 * config/fixed-bit.c: Likewise.
3155 * config/fixed-bit.h: Likewise.
3156 * config/fp-bit.c: Likewise.
3157 * config/fp-bit.h: Likewise.
3158 * config/fr30/crti.asm: Likewise.
3159 * config/fr30/crtn.asm: Likewise.
3160 * config/fr30/lib1funcs.asm: Likewise.
3161 * config/freebsd-spec.h: Likewise.
3162 * config/frv/cmovd.c: Likewise.
3163 * config/frv/cmovh.c: Likewise.
3164 * config/frv/cmovw.c: Likewise.
3165 * config/frv/frvbegin.c: Likewise.
3166 * config/frv/frvend.c: Likewise.
3167 * config/frv/lib1funcs.asm: Likewise.
3168 * config/glibc-stdint.h: Likewise.
3169 * config/h8300/clzhi2.c: Likewise.
3170 * config/h8300/crti.asm: Likewise.
3171 * config/h8300/crtn.asm: Likewise.
3172 * config/h8300/ctzhi2.c: Likewise.
3173 * config/h8300/fixunssfsi.c: Likewise.
3174 * config/h8300/lib1funcs.asm: Likewise.
3175 * config/h8300/parityhi2.c: Likewise.
3176 * config/h8300/popcounthi2.c: Likewise.
3177 * config/i386/ammintrin.h: Likewise.
3178 * config/i386/att.h: Likewise.
3179 * config/i386/avxintrin.h: Likewise.
3180 * config/i386/biarch64.h: Likewise.
3181 * config/i386/bmmintrin.h: Likewise.
3182 * config/i386/cpuid.h: Likewise.
3183 * config/i386/cross-stdarg.h: Likewise.
3184 * config/i386/crtfastmath.c: Likewise.
3185 * config/i386/crtprec.c: Likewise.
3186 * config/i386/cygming-crtbegin.c: Likewise.
3187 * config/i386/cygming-crtend.c: Likewise.
3188 * config/i386/cygwin.asm: Likewise.
3189 * config/i386/emmintrin.h: Likewise.
3190 * config/i386/gmm_malloc.h: Likewise.
3191 * config/i386/gthr-win32.c: Likewise.
3192 * config/i386/i386.h: Likewise.
3193 * config/i386/immintrin.h: Likewise.
3194 * config/i386/linux-unwind.h: Likewise.
3195 * config/i386/linux64.h: Likewise.
3196 * config/i386/mm3dnow.h: Likewise.
3197 * config/i386/mmintrin-common.h: Likewise.
3198 * config/i386/mmintrin.h: Likewise.
3199 * config/i386/nmmintrin.h: Likewise.
3200 * config/i386/pmm_malloc.h: Likewise.
3201 * config/i386/pmmintrin.h: Likewise.
3202 * config/i386/smmintrin.h: Likewise.
3203 * config/i386/sol2-c1.asm: Likewise.
3204 * config/i386/sol2-ci.asm: Likewise.
3205 * config/i386/sol2-cn.asm: Likewise.
3206 * config/i386/sol2-gc1.asm: Likewise.
3207 * config/i386/tmmintrin.h: Likewise.
3208 * config/i386/unix.h: Likewise.
3209 * config/i386/w32-unwind.h: Likewise.
3210 * config/i386/wmmintrin.h: Likewise.
3211 * config/i386/x86-64.h: Likewise.
3212 * config/i386/x86intrin.h: Likewise.
3213 * config/i386/xmmintrin.h: Likewise.
3214 * config/ia64/crtbegin.asm: Likewise.
3215 * config/ia64/crtend.asm: Likewise.
3216 * config/ia64/crtfastmath.c: Likewise.
3217 * config/ia64/crti.asm: Likewise.
3218 * config/ia64/crtn.asm: Likewise.
3219 * config/ia64/fde-glibc.c: Likewise.
3220 * config/ia64/lib1funcs.asm: Likewise.
3221 * config/ia64/linux-unwind.h: Likewise.
3222 * config/ia64/quadlib.c: Likewise.
3223 * config/ia64/unwind-ia64.c: Likewise.
3224 * config/linux.h: Likewise.
3225 * config/m32c/m32c-lib1.S: Likewise.
3226 * config/m32c/m32c-lib2-trapv.c: Likewise.
3227 * config/m32c/m32c-lib2.c: Likewise.
3228 * config/m32r/initfini.c: Likewise.
3229 * config/m68hc11/larith.asm: Likewise.
3230 * config/m68hc11/m68hc11-crt0.S: Likewise.
3231 * config/m68k/cf.md: Likewise.
3232 * config/m68k/crti.s: Likewise.
3233 * config/m68k/crtn.s: Likewise.
3234 * config/m68k/lb1sf68.asm: Likewise.
3235 * config/m68k/linux-unwind.h: Likewise.
3236 * config/mcore/crti.asm: Likewise.
3237 * config/mcore/crtn.asm: Likewise.
3238 * config/mcore/lib1.asm: Likewise.
3239 * config/mips/linux-unwind.h: Likewise.
3240 * config/mips/loongson.h: Likewise.
3241 * config/mips/mips16.S: Likewise.
3242 * config/mmix/crti.asm: Likewise.
3243 * config/mmix/crtn.asm: Likewise.
3244 * config/pa/fptr.c: Likewise.
3245 * config/pa/hpux-unwind.h: Likewise.
3246 * config/pa/lib2funcs.asm: Likewise.
3247 * config/pa/linux-atomic.c: Likewise.
3248 * config/pa/linux-unwind.h: Likewise.
3249 * config/pa/milli64.S: Likewise.
3250 * config/pa/quadlib.c: Likewise.
3251 * config/pa/stublib.c: Likewise.
3252 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3253 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3254 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3255 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3256 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3257 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3258 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3259 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3260 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3261 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3262 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3263 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3264 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3265 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3266 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3267 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3268 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3269 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3270 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3271 * config/rs6000/750cl.h: Likewise.
3272 * config/rs6000/altivec.h: Likewise.
3273 * config/rs6000/biarch64.h: Likewise.
3274 * config/rs6000/crtresfpr.asm: Likewise.
3275 * config/rs6000/crtresgpr.asm: Likewise.
3276 * config/rs6000/crtresxfpr.asm: Likewise.
3277 * config/rs6000/crtresxgpr.asm: Likewise.
3278 * config/rs6000/crtsavfpr.asm: Likewise.
3279 * config/rs6000/crtsavgpr.asm: Likewise.
3280 * config/rs6000/darwin-asm.h: Likewise.
3281 * config/rs6000/darwin-fallback.c: Likewise.
3282 * config/rs6000/darwin-fpsave.asm: Likewise.
3283 * config/rs6000/darwin-ldouble.c: Likewise.
3284 * config/rs6000/darwin-tramp.asm: Likewise.
3285 * config/rs6000/darwin-unwind.h: Likewise.
3286 * config/rs6000/darwin-vecsave.asm: Likewise.
3287 * config/rs6000/darwin-world.asm: Likewise.
3288 * config/rs6000/e500crtres32gpr.asm: Likewise.
3289 * config/rs6000/e500crtres64gpr.asm: Likewise.
3290 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3291 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3292 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3293 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3294 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3295 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3296 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3297 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3298 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3299 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3300 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3301 * config/rs6000/eabi-ci.asm: Likewise.
3302 * config/rs6000/eabi-cn.asm: Likewise.
3303 * config/rs6000/eabi.asm: Likewise.
3304 * config/rs6000/linux-unwind.h: Likewise.
3305 * config/rs6000/linux64.h: Likewise.
3306 * config/rs6000/paired.h: Likewise.
3307 * config/rs6000/paired.md: Likewise.
3308 * config/rs6000/ppc64-fp.c: Likewise.
3309 * config/rs6000/ppu_intrinsics.h: Likewise.
3310 * config/rs6000/rs6000.h: Likewise.
3311 * config/rs6000/si2vmx.h: Likewise.
3312 * config/rs6000/sol-ci.asm: Likewise.
3313 * config/rs6000/sol-cn.asm: Likewise.
3314 * config/rs6000/spe.h: Likewise.
3315 * config/rs6000/spu2vmx.h: Likewise.
3316 * config/rs6000/sysv4.h: Likewise.
3317 * config/rs6000/tramp.asm: Likewise.
3318 * config/rs6000/vec_types.h: Likewise.
3319 * config/s390/linux-unwind.h: Likewise.
3320 * config/s390/tpf-unwind.h: Likewise.
3321 * config/score/crti.asm: Likewise.
3322 * config/score/crtn.asm: Likewise.
3323 * config/sh/crt1.asm: Likewise.
3324 * config/sh/crti.asm: Likewise.
3325 * config/sh/crtn.asm: Likewise.
3326 * config/sh/divtab-sh4-300.c: Likewise.
3327 * config/sh/divtab-sh4.c: Likewise.
3328 * config/sh/divtab.c: Likewise.
3329 * config/sh/lib1funcs-4-300.asm: Likewise.
3330 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3331 * config/sh/lib1funcs.asm: Likewise.
3332 * config/sh/lib1funcs.h: Likewise.
3333 * config/sh/linux-atomic.asm: Likewise.
3334 * config/sh/linux-unwind.h: Likewise.
3335 * config/sh/shmedia.h: Likewise.
3336 * config/sh/sshmedia.h: Likewise.
3337 * config/sh/ushmedia.h: Likewise.
3338 * config/sparc/crtfastmath.c: Likewise.
3339 * config/sparc/linux-unwind.h: Likewise.
3340 * config/sparc/sol2-c1.asm: Likewise.
3341 * config/sparc/sol2-ci.asm: Likewise.
3342 * config/sparc/sol2-cn.asm: Likewise.
3343 * config/spu/divmodti4.c: Likewise.
3344 * config/spu/divv2df3.c: Likewise.
3345 * config/spu/float_disf.c: Likewise.
3346 * config/spu/float_unsdidf.c: Likewise.
3347 * config/spu/float_unsdisf.c: Likewise.
3348 * config/spu/float_unssidf.c: Likewise.
3349 * config/spu/mfc_multi_tag_release.c: Likewise.
3350 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3351 * config/spu/mfc_tag_release.c: Likewise.
3352 * config/spu/mfc_tag_reserve.c: Likewise.
3353 * config/spu/mfc_tag_table.c: Likewise.
3354 * config/spu/multi3.c: Likewise.
3355 * config/spu/spu_internals.h: Likewise.
3356 * config/spu/spu_intrinsics.h: Likewise.
3357 * config/spu/spu_mfcio.h: Likewise.
3358 * config/spu/vec_types.h: Likewise.
3359 * config/spu/vmx2spu.h: Likewise.
3360 * config/stormy16/stormy16-lib2.c: Likewise.
3361 * config/svr4.h: Likewise.
3362 * config/sync.c: Likewise.
3363 * config/v850/lib1funcs.asm: Likewise.
3364 * config/vxlib-tls.c: Likewise.
3365 * config/vxlib.c: Likewise.
3366 * config/vxworks-dummy.h: Likewise.
3367 * config/xtensa/crti.asm: Likewise.
3368 * config/xtensa/crtn.asm: Likewise.
3369 * config/xtensa/ieee754-df.S: Likewise.
3370 * config/xtensa/ieee754-sf.S: Likewise.
3371 * config/xtensa/lib1funcs.asm: Likewise.
3372 * config/xtensa/lib2funcs.S: Likewise.
3373 * config/xtensa/linux-unwind.h: Likewise.
3374 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3375 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3376 * coretypes.h: Likewise.
3377 * crtstuff.c: Likewise.
3378 * defaults.h: Likewise.
3379 * dwarf2.h: Likewise.
3380 * emutls.c: Likewise.
3381 * gbl-ctors.h: Likewise.
3382 * gcov-io.h: Likewise.
3383 * ginclude/float.h: Likewise.
3384 * ginclude/iso646.h: Likewise.
3385 * ginclude/stdarg.h: Likewise.
3386 * ginclude/stdbool.h: Likewise.
3387 * ginclude/stddef.h: Likewise.
3388 * ginclude/stdfix.h: Likewise.
3389 * ginclude/stdint-gcc.h: Likewise.
3390 * ginclude/tgmath.h: Likewise.
3391 * gthr-aix.h: Likewise.
3392 * gthr-dce.h: Likewise.
3393 * gthr-gnat.c: Likewise.
3394 * gthr-gnat.h: Likewise.
3395 * gthr-lynx.h: Likewise.
3396 * gthr-mipssde.h: Likewise.
3397 * gthr-nks.h: Likewise.
3398 * gthr-posix.c: Likewise.
3399 * gthr-posix.h: Likewise.
3400 * gthr-posix95.h: Likewise.
3401 * gthr-rtems.h: Likewise.
3402 * gthr-single.h: Likewise.
3403 * gthr-solaris.h: Likewise.
3404 * gthr-tpf.h: Likewise.
3405 * gthr-vxworks.h: Likewise.
3406 * gthr-win32.h: Likewise.
3408 * libgcc2.c: Likewise.
3409 * libgcc2.h: Likewise.
3410 * libgcov.c: Likewise.
3411 * tsystem.h: Likewise.
3412 * typeclass.h: Likewise.
3413 * unwind-c.c: Likewise.
3414 * unwind-compat.h: Likewise.
3415 * unwind-dw2-fde-compat.c: Likewise.
3416 * unwind-dw2-fde-darwin.c: Likewise.
3417 * unwind-dw2-fde-glibc.c: Likewise.
3418 * unwind-dw2-fde.c: Likewise.
3419 * unwind-dw2-fde.h: Likewise.
3420 * unwind-dw2.c: Likewise.
3421 * unwind-dw2.h: Likewise.
3422 * unwind-generic.h: Likewise.
3423 * unwind-pe.h: Likewise.
3424 * unwind-sjlj.c: Likewise.
3425 * unwind.inc: Likewise.
3426 * config/arm/neon-gen.ml: Change generated copyright header to
3427 refer to version 3 of the GNU General Public License with
3428 version 3.1 of the GCC Runtime Library Exception and to point
3429 readers at the COPYING3 and COPYING3.RUNTIME files and the
3430 FSF's license web page.
3431 * config/arm/arm_neon.h: Regenerate.
3433 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3435 * config/cris/cris.md: Change copyright header to refer to version
3436 3 of the GNU General Public License.
3437 * doc/install.texi2html: Change copyright header to refer to version
3438 3 of the GNU General Public License and to point readers at the
3439 COPYING3 file and the FSF's license web page.
3440 * config/vax/linux.h: Likewise.
3442 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3444 * config/i386/i386.md (cmpcc): New.
3445 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3446 (sync_compare_and_swap_cc*): Delete.
3448 * config/s390/s390.c (s390_compare_emitted): Remove.
3449 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3450 s390_compare_emitted used to be handled. Assert that modes match.
3451 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3452 refer to sync_compare_and_swap_ccsi.
3453 * config/s390/s390.h (s390_compare_emitted): Remove.
3454 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3455 instead of s390_compare_emitted.
3456 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3457 instead of s390_compare_emitted.
3458 * config/s390/s390.md (cmpcc): New.
3459 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3460 CC_REGNUM, do not pretend it's set.
3461 (sync_compare_and_swap_cc*): Delete.
3462 * config/s390/predicates.md (cc_reg_operand): New.
3464 * expr.c (sync_compare_and_swap_cc): Delete.
3465 * optabs.h (sync_compare_and_swap_cc): Delete.
3466 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3467 is being used with can_compare_p.
3468 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3470 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3471 look for a MODE_CC set instead. Use emit_store_flag.
3472 (expand_compare_and_swap_loop): Likewise, with some additional
3473 complication to avoid a force_reg when useless. Use
3474 emit_cmp_and_jump_insns.
3475 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3476 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3477 sync_compare_and_swap documentation.
3479 2009-04-09 Jan Hubicka <jh@suse.cz>
3481 * except.c (find_prev_try): Break out from ....
3482 (duplicate_eh_regions): ... here; properly update prev_try pointers
3483 when duplication part of tree.
3484 (dump_eh_tree): Improve dumping.
3485 (verify_eh_region): New.
3486 (verify_eh_tree): Use it.
3488 2009-04-06 Richard Guenther <rguenther@suse.de>
3490 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3491 &ARRAY addresses by adjusting their types and prepending
3493 * tree-cfg.c (verify_gimple_assign_single): Verify that
3494 addresses are correct.
3496 2009-04-09 Richard Guenther <rguenther@suse.de>
3498 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3499 indices into an array reference if possible.
3500 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3501 Fold POINTER_PLUS_EXPR statements with invariant address.
3503 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3506 * config.gcc (powerpc64-*-linux*): Always build biarch.
3508 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3511 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3512 it and pedwarn if this results in an INTEGER_CST.
3514 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3516 * doc/install.texi: Update minimum GMP version. Remove obsolete
3517 text in MPFR section.
3519 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3521 * dwarf2out.c (class_scope_p): New static inline.
3522 (class_or_namespace_scope_p): Use it.
3523 (gen_variable_die): Use DW_TAG_member tag for static data member
3524 declarations instead of DW_TAG_variable.
3527 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3530 2009-04-08 Richard Guenther <rguenther@suse.de>
3532 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3533 valueize random data.
3535 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3537 * config.gcc (aix tm_file): Add aix-stdint.h.
3538 (aix tm clause use_gcc_stdint): Set to wrap.
3539 * config/rs6000/aix-stdint.h: New file.
3541 2009-04-08 Richard Guenther <rguenther@suse.de>
3544 * tree-dfa.c (add_referenced_var): Do not recurse into
3545 global initializers.
3546 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3548 (fold_const_aggregate_ref): Likewise.
3550 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3552 * recog.c (ordered_comparison_operator): New.
3553 * gensupport.c (std_preds): Add it.
3554 * doc/md.texi (Machine-Independent Predicates): Document it.
3556 2009-04-08 Jan Hubicka <jh@suse.cz>
3558 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3559 * function.h (rtl_eh): Remove exception_handler_label_map.
3560 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3561 remove_exception_handler_label, for_each_eh_label_1): Remove.
3562 (rtl_remove_unreachable_regions): Remove.
3563 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3564 (find_exception_handler_labels): Don't build the hashtable.
3565 (maybe_remove_eh_handler): Remove.
3566 (for_each_eh_label): Rewrite to walk the tree.
3567 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3568 * except.h (maybe_remove_eh_handler): Remove.
3569 * passes.c (init_optimization_passes): Schedule second EH cleanup
3571 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3572 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3574 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3576 * genoutput.c (validate_optab_operands): New.
3577 (gen_insn, gen_expand): Call it.
3579 * genflags.c (gen_insn): Detect misused iterators.
3580 (main): Pass line_no to gen_insn, exit with status 1 on error.
3582 * genextract.c (line_no): Make global.
3583 (VEC_safe_set_locstr): Change assertion to error message.
3584 (main): Exit with status 1 on error.
3586 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3590 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3591 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3592 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3593 * c-convert.c (convert): Do not call fold on results of conversion
3594 functions when the result is a C_MAYBE_CONST_EXPR.
3595 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3596 of __builtin_choose_expr.
3597 * c-typeck.c (remove_c_maybe_const_expr): New.
3598 (build_unary_op, build_conditional_expr, build_compound_expr,
3599 build_binary_op, c_objc_common_truthvalue_conversion): Call
3600 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3603 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3605 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3606 CODE to produce a new one. Add a prototype to use fold_convert_const
3608 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3611 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3612 mix declarations and code.
3614 2009-04-08 Ben Elliston <bje@au.ibm.com>
3616 * gcc.c: Replace `CC' with `GCC' throughout.
3618 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3620 * doc/invoke.texi: Document Atom support.
3622 2009-04-07 Jason Merrill <jason@redhat.com>
3625 * c-common.h, c-common.c: Add flag_pretty_templates.
3626 * c-opts.c (c_common_handle_option): Set it.
3627 * c.opt: Add -fno-pretty-templates.
3628 * doc/invoke.texi (C++ Dialect Options): Likewise.
3630 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3632 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3633 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3634 (ia64_expand_builtin): Likewise.
3636 2009-04-07 Martin Jambor <mjambor@suse.cz>
3638 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3639 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3640 ADDR_EXPRS are include too.
3642 2009-04-07 Richard Guenther <rguenther@suse.de>
3644 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3645 decls are only used if passes as parameters or if they are
3646 local statics and the call is not to a builtin.
3647 (call_may_clobber_ref_p_1): Likewise.
3649 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3651 * expr.c (do_store_flag): Remove last argument. Simplify code
3652 to avoid duplication of tests already done by can_compare_p.
3653 (expand_expr_real_1): Adjust caller.
3655 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3657 * optabs.c (can_compare_p): Test the predicate of a
3658 cbranch and cstore pattern.
3660 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3662 * expr.c (convert_move): Use emit_store_flag instead of
3665 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3667 * config/i386/i386.c (ix86_compare_emitted): Remove.
3668 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3669 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3670 * config/i386/i386.h (ix86_compare_emitted): Remove.
3671 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3672 instead of ix86_compare_emitted.
3673 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3675 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3677 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3678 Add t-sysroot-suffix to tmake_file.
3679 * config/print-sysroot-suffix.sh: New file.
3680 * config/t-sysroot-suffix: New file.
3682 2009-04-07 Ben Elliston <bje@au.ibm.com>
3684 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3685 as the latter produces a warning when the target does not support
3688 2009-04-07 Ben Elliston <bje@au.ibm.com>
3690 * dfp.c: Replace type punning assignments with memcpy throughout.
3691 * Makefile.in (dfp.o-warn): Remove.
3693 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3696 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3697 Include soft-fp/t-softfp after rs6000/t-linux64.
3699 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3701 * stor-layout.c (set_sizetype): Use the full precision of their
3702 machine mode for bitsize types.
3704 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3706 * config/i386/i386.md: Revert 2 accidental checkins.
3708 2009-04-06 Joey Ye <joey.ye@intel.com>
3709 Xuepeng Guo <xuepeng.guo@intel.com>
3710 H.J. Lu <hongjiu.lu@intel.com>
3712 Atom pipeline model, tuning and insn selection.
3713 * config.gcc (atom): Add atom config options and target.
3715 * config/i386/atom.md: New.
3717 * config/i386/i386.c (atom_cost): New cost.
3718 (m_ATOM): New macro flag.
3719 (initial_ix86_tune_features): Set m_ATOM.
3720 (x86_accumulate_outgoing_args): Likewise.
3721 (x86_arch_always_fancy_math_387): Likewise.
3722 (processor_target): Add Atom cost.
3723 (cpu_names): Add Atom cpu name.
3724 (override_options): Set Atom ISA.
3725 (ix86_issue_rate): New case PROCESSOR_ATOM.
3726 (ix86_adjust_cost): Likewise.
3728 * config/i386/i386.h (TARGET_ATOM): New target macro.
3729 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3730 (TARGET_OPT_AGU): New target option.
3731 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3732 (processor_type): Add PROCESSOR_ATOM.
3734 * config/i386/i386.md (cpu): Add new value "atom".
3735 (use_carry, movu): New attr.
3736 (atom.md): Include atom.md.
3737 (adddi3_carry_rex64): Set attr "use_carry".
3738 (addqi3_carry): Likewise.
3739 (addhi3_carry): Likewise.
3740 (addsi3_carry): Likewise.
3741 (*addsi3_carry_zext): Likewise.
3742 (subdi3_carry_rex64): Likewise.
3743 (subqi3_carry): Likewise.
3744 (subhi3_carry): Likewise.
3745 (subsi3_carry): Likewise.
3746 (x86_movdicc_0_m1_rex64): Likewise.
3747 (*x86_movdicc_0_m1_se): Likewise.
3748 (x86_movsicc_0_m1): Likewise.
3749 (*x86_movsicc_0_m1_se): Likewise.
3750 (*adddi_1_rex64): Emit add insn as much as possible.
3751 (*addsi_1): Likewise.
3752 (return_internal): Set atom_unit.
3753 (return_internal_long): Likewise.
3754 (return_pop_internal): Likewise.
3755 (*rcpsf2_sse): Set atom_sse_attr attr.
3756 (*qrt<mode>2_sse): Likewise.
3757 (*prefetch_sse): Likewise.
3759 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3761 (ix86_target_macros_internal): Likewise.
3763 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3764 (*prefetch_sse_rex): Likewise.
3765 (sse_rcpv4sf2): Likewise.
3766 (sse_vmrcpv4sf2): Likewise.
3767 (sse_sqrtv4sf2): Likewise.
3768 (<sse>_vmsqrt<mode>2): Likewise.
3769 (sse_ldmxcsr): Likewise.
3770 (sse_stmxcsr): Likewise.
3771 (*sse_sfence): Likewise.
3772 (sse2_clflush): Likewise.
3773 (*sse2_mfence): Likewise.
3774 (*sse2_lfence): Likewise.
3775 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3776 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3777 (avx_movdqu<avxmodesuffix>): Likewise.
3778 (avx_lddqu<avxmodesuffix>): Likewise.
3779 (sse2_movntv2di): Change attr "type" to "ssemov".
3780 (sse2_movntsi): Likewise.
3781 (rsqrtv8sf2): Change attr "type" to "sseadd".
3782 (sse3_addsubv2df3): Set attr "atom_unit".
3783 (sse3_h<plusminus_insn>v4sf3): Likewise.
3784 (*sse2_pmaddwd): Likewise.
3785 (*vec_extractv2di_1_rex64): Likewise.
3786 (*vec_extractv2di_1_avx): Likewise.
3787 (sse2_psadbw): Likewise.
3788 (ssse3_phaddwv8hi3): Likewise.
3789 (ssse3_phaddwv4hi3): Likewise.
3790 (ssse3_phadddv4si3): Likewise.
3791 (ssse3_phadddv2si3): Likewise.
3792 (ssse3_phaddswv8hi3): Likewise.
3793 (ssse3_phaddswv4hi3): Likewise.
3794 (ssse3_phsubwv8hi3): Likewise.
3795 (ssse3_phsubwv4hi3): Likewise.
3796 (ssse3_phsubdv4si3): Likewise.
3797 (ssse3_phsubdv2si3): Likewise.
3798 (ssse3_phsubswv8hi3): Likewise.
3799 (ssse3_phsubswv4hi3): Likewise.
3800 (ssse3_pmaddubsw128): Likewise.
3801 (sse3_pmaddubsw: Likewise.
3802 (ssse3_palignrti): Likewise.
3803 (ssse3_palignrdi): Likewise.
3805 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3807 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3809 2009-04-06 Richard Guenther <rguenther@suse.de>
3811 PR tree-optimization/28868
3812 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3813 of which PHI results we inserted.
3814 (insert_into_preds_of_block): Record inserted PHIs.
3815 (eliminate): Eliminate redundant PHI nodes.
3816 (init_pre): Init inserted_phi_names.
3818 2009-04-06 Richard Guenther <rguenther@suse.de>
3820 PR tree-optimization/39643
3821 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3822 IMAGPART_EXPRs of complex constants.
3823 (execute_fold_all_builtins): If we folded a call queue
3824 TODO_update_address_taken.
3826 2009-04-06 Jan Hubicka <jh@suse.cz>
3829 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3832 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3834 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3836 (ic_invalidate_array): Likewise.
3838 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3840 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3841 alignment for library calls.
3843 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3845 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3846 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3847 * config/i386/mingw-stdint.h: New file.
3849 2009-04-05 Richard Guenther <rguenther@suse.de>
3851 PR tree-optimization/39648
3852 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3853 our &A vs. &A[0] IL deficiencies.
3855 2009-04-04 Jan Hubicka <jh@suse.cz>
3857 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3858 removed toplevel regions.
3859 (sjlj_mark_call_sites): Likewise.
3861 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3863 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3864 (cygwin tm clause use_gcc_stdint): Set to wrap.
3865 * config/i386/cygwin-stdint.h: New file.
3867 2009-04-04 Richard Guenther <rguenther@suse.de>
3869 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3870 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3871 single-argument PHIs if we are in loop-closed SSA form.
3872 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3873 for the pre-condition.
3874 (slpeel_tree_peel_loop_to_edge): Likewise.
3875 (vect_build_loop_niters): Take an optional sequence to append stmts.
3876 (vect_generate_tmps_on_preheader): Likewise.
3877 (vect_do_peeling_for_loop_bound): Take extra guards for the
3879 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3880 the cost model check.
3881 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3882 guards if we are going to peel. Do not apply versioning in that case.
3883 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3884 (vect_do_peeling_for_loop_bound): Likewise.
3885 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3886 loop bound only record extra pre-conditions, do not apply loop
3889 2009-04-04 Richard Guenther <rguenther@suse.de>
3891 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3894 2009-04-04 Jan Hubicka <jh@suse.cz>
3896 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3897 last_basic_block for size of bb->index indexed array.
3898 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3899 compute_out, link_btr_uses, build_btr_def_use_webs,
3900 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3902 2009-04-04 Jan Hubicka <jh@suse.cz>
3904 * except.c (remove_eh_handler_and_replace): Break out from ...
3905 (remove_eh_handler): ... here.
3906 (bring_to_root): New function.
3907 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3908 handled ones, bring others to root of tree.
3910 2009-04-04 Jan Hubicka <jh@suse.cz>
3912 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3913 (all_phis_safe_to_merge): New function.
3914 (update_info): New structure.
3915 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3916 (cleanup_empty_eh): Update SSA if possible.
3918 2009-04-04 Richard Guenther <rguenther@suse.de>
3920 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3921 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3922 (append_vuse): Likewise.
3924 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3926 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3927 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3928 instead of REG_UNSAVED for DW_CFA_undefined.
3929 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3930 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3933 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3936 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3937 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3938 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3940 2009-04-04 Richard Guenther <rguenther@suse.de>
3942 PR tree-optimization/8781
3943 PR tree-optimization/37892
3944 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3945 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3946 (valueize_refs): Call it for *& valueizations.
3947 (shared_reference_ops_from_ref): Rename to ...
3948 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3949 (shared_reference_ops_from_call): Rename to ...
3950 (valueize_shared_reference_ops_from_call): ... this and valueize.
3951 (vn_reference_lookup): Update.
3952 (visit_reference_op_call): Likewise.
3953 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3954 (eliminate): Value-replace the call address in call statements.
3956 2009-04-04 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/39636
3959 * tree-ssa-forwprop.c
3960 (forward_propagate_addr_into_variable_array_index): Check for
3961 GIMPLE_ASSIGN before accessing the rhs code.
3963 2009-04-03 Jason Merrill <jason@redhat.com>
3965 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3967 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3969 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3970 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3971 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3972 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3973 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3974 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3975 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3976 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3977 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3978 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3979 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3980 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3981 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3982 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3983 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3984 Use fr_reg_or_fp01_operand instead of fr_register_operand
3986 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3987 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3988 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3990 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3992 PR rtl-optimization/39607
3993 PR rtl-optimization/39631
3997 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3998 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3999 instead of DF_LR_OUT.
4000 * ira-lives.c (process_bb_node_lives): Ditto.
4001 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4002 instead of DF_LR_{OUT,IN}.
4003 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4004 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4006 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4008 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4009 (execute_lower_omp): Always run but take the short way out if -fopenmp
4011 (gate_lower_omp): Remove, forcing the pass manager to always run the
4012 pass and always set PROP_gimple_lomp.
4013 (pass_lower_omp): Remove gate function.
4014 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4015 PROP_trees. Instead, require it.
4016 * ipa-cp.c (pass_ipa_cp): Likewise.
4017 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4018 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4019 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4020 and PROP_gimple_leh.
4022 2009-04-03 Richard Guenther <rguenther@suse.de>
4025 PR tree-optimization/23940
4026 PR tree-optimization/33237
4029 PR tree-optimization/36201
4030 PR tree-optimization/36230
4031 PR tree-optimization/38049
4032 PR tree-optimization/38207
4033 PR tree-optimization/38230
4034 PR tree-optimization/38301
4035 PR tree-optimization/38585
4037 PR tree-optimization/38985
4038 PR tree-optimization/39299
4039 * tree-ssa-structalias.h: Remove.
4040 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4041 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4042 (struct vuse_element_d): Remove.
4043 (struct vuse_vec_d): Likewise.
4044 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4045 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4046 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4047 VUSE_ELEMENT_VAR): Likewise.
4048 (struct voptype_d): Likewise.
4049 (NUM_VOP_FREE_BUCKETS): Likewise.
4050 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4051 (struct stmt_operands_d): Remove.
4052 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4053 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4054 VDEF_NUM, VDEF_VECT): Likewise.
4055 (copy_virtual_operands): Remove.
4056 (operand_build_cmp): Likewise.
4057 (create_ssa_artificial_load_stmt): Likewise.
4058 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4059 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4060 vuse_index and mayuse_index members. Pack and move done and iter_type
4061 members to the front.
4062 (SSA_OP_VMAYUSE): Remove.
4063 (SSA_OP_VIRTUAL_USES): Adjust.
4064 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4065 (unlink_stmt_vdef): Declare.
4066 (add_to_addressable_set): Remove.
4067 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4068 (vrp_visit_stmt): Likewise.
4069 * doc/tree-ssa.texi (Alias analysis): Update.
4070 * doc/invoke.texi (max-aliased-vops): Remove docs.
4071 (avg-aliased-vops): Likewise.
4072 * tree-into-ssa.c (syms_to_rename): Remove.
4073 (need_to_update_vops_p): Likewise.
4074 (need_to_initialize_update_ssa_p): Rename to ...
4075 (update_ssa_initialized_fn): ... this. Track function we are
4077 (symbol_marked_for_renaming): Simplify.
4078 (add_new_name_mapping): Do not set need_to_update_vops_p.
4079 (dump_currdefs): Use SYMS_TO_RENAME.
4080 (rewrite_update_stmt): Always walk all uses/defs.
4081 (dump_update_ssa): Adjust.
4082 (init_update_ssa): Take function argument. Track what we are
4084 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4085 (create_new_def_for): Initialize for cfun, assert we are initialized
4087 (mark_sym_for_renaming): Simplify.
4088 (mark_set_for_renaming): Do not initialize update-ssa.
4089 (need_ssa_update_p): Simplify. Take function argument.
4090 (name_mappings_registered_p): Assert we ask for the correct function.
4091 (name_registered_for_update_p): Likewise.
4092 (ssa_names_to_replace): Likewise.
4093 (release_ssa_name_after_update_ssa): Likewise.
4094 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4095 (dump_decl_set): Do not print a newline.
4096 (debug_decl_set): Do it here.
4097 (dump_update_ssa): And here.
4098 * tree-ssa-loop-im.c (move_computations): Adjust.
4099 (movement_possibility): Likewise.
4100 (determine_max_movement): Likewise.
4101 (gather_mem_refs_stmt): Likewise.
4102 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4104 * tree-complex.c (update_all_vops): Remove.
4105 (expand_complex_move): Adjust.
4106 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4107 Simplify test for memory referencing statement. Exclude
4108 non-invariant ADDR_EXPRs.
4109 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4110 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4111 (rdg_flag_uses): Likewise.
4112 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4114 (tree_optimize_tail_calls_1): Also split the
4115 edge from the entry block if we have degenerate PHI nodes in
4116 the first basic block.
4117 * tree.c (init_ttree): Remove memory-tag related code.
4118 (tree_code_size): Likewise.
4119 (tree_node_structure): Likewise.
4120 (build7_stat): Re-write to be build6_stat.
4121 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4122 (SSA_VAR_P): Adjust.
4123 (struct tree_memory_tag): Remove.
4124 (struct tree_memory_partition_tag): Likewise.
4125 (union tree_node): Adjust.
4126 (build7): Re-write to be build6.
4127 * tree-pass.h (pass_reset_cc_flags): Remove.
4128 (TODO_update_address_taken): New flag.
4129 (pass_simple_dse): Remove.
4130 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4131 * params.h (MAX_ALIASED_VOPS): Remove.
4132 (AVG_ALIASED_VOPS): Likewise.
4133 * omp-low.c (expand_omp_taskreg): Update SSA form.
4134 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4135 aliases the lhs in a copy stmt.
4136 * tree-ssa-dse.c (struct address_walk_data): Remove.
4137 (memory_ssa_name_same): Likewise.
4138 (memory_address_same): Likewise.
4139 (get_kill_of_stmt_lhs): Likewise.
4140 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4141 unused stores. Look through PHI nodes into post-dominated regions.
4142 (dse_optimize_stmt): Simplify. Properly remove stores.
4143 (tree_ssa_dse): Compute dominators.
4144 (execute_simple_dse): Remove.
4145 (pass_simple_dse): Likewise.
4146 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4147 gimple_loaded_syms and gimple_stored_syms computation.
4148 * toplev.c (dump_memory_report): Dump alias and pta stats.
4149 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4150 (vn_reference_eq): Likewise.
4151 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4152 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4153 valueize_vuses): Remove.
4154 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4155 (get_def_ref_stmt_vuse): ... this.
4156 (vn_reference_lookup_2): New function.
4157 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4158 walking equivalent vuses. Simplify.
4159 (vn_reference_lookup): Likewise.
4160 (vn_reference_insert): Likewise.
4161 (vn_reference_insert_pieces): Likewise.
4162 (visit_reference_op_call): Simplify.
4163 (visit_reference_op_load): Likewise.
4164 (visit_reference_op_store): Likewise.
4165 (init_scc_vn): Remove shared_lookup_vuses initialization.
4166 (free_scc_vn): Remove shared_lookup_vuses freeing.
4167 (sort_vuses, sort_vuses_heap): Remove.
4168 (get_ref_from_reference_ops): Export.
4169 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4170 vector with single vuse pointer.
4171 (vn_reference_lookup_pieces, vn_reference_lookup,
4172 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4173 (shared_vuses_from_stmt): Remove.
4174 (get_ref_from_reference_ops): Declare.
4175 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4176 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4177 memory-tag related code.
4178 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4179 (likely_value): Add comment, skip static-chain of call statements.
4180 (surely_varying_stmt_p): Adjust.
4181 (gimplify_and_update_call_from_tree): Likewise.
4182 (execute_fold_all_builtins): Do not rebuild alias info.
4183 (gimplify_and_update_call_from_tree): Properly update VOPs.
4184 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4185 (copy_ref_info): Remove memory-tag related code.
4186 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4187 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4188 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4190 * tree-ssa-dom.c (gimple_p): Remove typedef.
4191 (eliminate_redundant_computations): Adjust.
4192 (record_equivalences_from_stmt): Likewise.
4193 (avail_expr_hash): Likewise.
4194 (avail_expr_eq): Likewise.
4195 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4196 (stmt_makes_single_load): Likewise.
4197 (stmt_makes_single_store): Likewise.
4198 * tree-ssa-alias.c: Rewrite completely.
4199 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4200 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4201 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4202 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4203 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4204 Remove public functions.
4205 (pass_reset_cc_flags): Remove.
4206 (pass_build_alias): Move ...
4207 * tree-ssa-structalias.c (pass_build_alias): ... here.
4208 * tree-ssa-alias.c (may_be_aliased): Move ...
4209 * tree-flow-inline.h (may_be_aliased): ... here.
4210 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4211 count_uses_and_derefs): Move ...
4212 * gimple.c: ... here.
4213 * gimple.h (count_uses_and_derefs): Declare.
4214 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4215 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4216 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4217 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4218 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4219 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4220 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4222 * tree-dfa.c (refs_may_alias_p): Move ...
4223 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4224 * tree-ssa-alias.h: New file.
4225 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4226 (statement_sink_location): Likewise.
4227 * opts.c (decode_options): Do not adjust max-aliased-vops or
4228 avg-aliased-vops values.
4229 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4230 (TV_CALL_CLOBBER): Likewise.
4231 (TV_FLOW_SENSITIVE): Likewise.
4232 (TV_FLOW_INSENSITIVE): Likewise.
4233 (TV_MEMORY_PARTITIONING): Likewise.
4234 (TV_ALIAS_STMT_WALK): New timevar.
4235 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4236 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4237 (get_address_description): Remove memory-tag related code.
4238 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4239 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4240 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4241 and immediate uses in statements. Document.
4242 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4243 (dump_symbols): Remove.
4244 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4245 * alias.c (get_deref_alias_set): New function split out from ...
4246 (get_alias_set): ... here.
4247 * alias.h (get_deref_alias_set): Declare.
4248 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4249 type parameter. Remove restrict pointer handling. Create a
4250 ref-all pointer in case type-based alias sets do not conflict.
4251 (vect_analyze_data_refs): Remove SMT related code.
4252 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4253 (vectorizable_load): Likewise.
4254 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4255 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4256 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4257 Ignore vops and SMTs.
4258 (dr_analyze_alias): Likewise..
4259 (free_data_ref): Likewise.
4260 (create_data_ref): Likewise.
4261 (analyze_all_data_dependences): Likewise.
4262 (get_references_in_stmt): Adjust.
4263 * tree-flow-inline.h (gimple_aliases_computed_p,
4264 gimple_addressable_vars, gimple_call_clobbered_vars,
4265 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4266 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4267 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4268 gimple_mem_ref_stats): Remove.
4269 (gimple_vop): New function.
4270 (op_iter_next_use): Remove vuses and mayuses cases.
4271 (op_iter_next_def): Remove vdefs case.
4272 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4273 (clear_and_done_ssa_iter): Do not set removed fields.
4274 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4275 Assert we are not iterating over vuses or vdefs if not also
4276 iterating over uses or defs.
4277 (op_iter_init_use): Likewise.
4278 (op_iter_init_def): Likewise.
4279 (op_iter_next_vdef): Remove.
4280 (op_iter_next_mustdef): Likewise.
4281 (op_iter_init_vdef): Likewise.
4282 (compare_ssa_operands_equal): Likewise.
4283 (link_use_stmts_after): Handle vuse operand.
4284 (is_call_used): Use is_call_clobbered.
4285 (is_call_clobbered): Global variables are always call clobbered,
4286 query the call-clobbers bitmap.
4287 (mark_call_clobbered): Ignore global variables.
4288 (clear_call_clobbered): Likewise.
4289 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4290 virtual operands sanity check.
4291 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4293 (TARGET_MEM_REF): Remove TMR_TAG operand.
4294 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4295 Remove call-clobber related code.
4296 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4297 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4298 partitions or escape reason.
4299 (get_single_def_stmt, get_single_def_stmt_from_phi,
4300 get_single_def_stmt_with_phi): Remove.
4301 (dump_referenced_vars): Tidy.
4302 (get_ref_base_and_extent): Allow bare decls.
4303 (collect_dfa_stats): Adjust.
4304 * graphite.c (rename_variables_in_stmt): Adjust.
4305 (graphite_copy_stmts_from_block): Likewise.
4306 (translate_clast): Likewise.
4307 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4309 (translate_vuse_through_block): Use the oracle.
4310 (phi_translate_1): Adjust.
4311 (value_dies_in_block_x): Use the oracle. Cache the outcome
4313 (valid_in_sets): Check if the VUSE for
4314 a REFERENCE is available.
4315 (eliminate): Do not remove stmts during elimination,
4316 instead queue and remove them afterwards.
4317 (do_pre): Do not rebuild alias info.
4318 (pass_pre): Run TODO_rebuild_alias before PRE.
4319 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4320 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4321 (mark_all_v_defs_stmt): Remove.
4322 (mark_all_v_defs_seq): Adjust.
4323 (sra_replace): Likewise.
4324 (scalarize_use): Likewise.
4325 (scalarize_copy): Likewise.
4326 (scalarize_init): Likewise.
4327 (scalarize_ldst): Likewise.
4328 (todoflags): Remove.
4329 (tree_sra): Do not rebuild alias info.
4330 (tree_sra_early): Adjust.
4331 (pass_sra): Run TODO_update_address_taken before SRA.
4332 * tree-predcom.c (set_alias_info): Remove.
4333 (prepare_initializers_chain): Do not call it.
4334 (mark_virtual_ops_for_renaming): Adjust.
4335 (mark_virtual_ops_for_renaming_list): Remove.
4336 (initialize_root_vars): Adjust.
4337 (initialize_root_vars_lm): Likewise.
4338 (prepare_initializers_chain): Likewise.
4339 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4340 (may_propagate_copy_into_stmt): Likewise.
4341 (merge_alias_info): Do nothing for now.
4342 (propagate_tree_value_into_stmt): Adjust.
4343 (stmt_may_generate_copy): Likewise.
4344 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4345 not mark symbols for renaming.
4346 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4347 with the same statement, make sure to update the new pointed-to one.
4348 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4349 call statements, do not mark symbols for renaming.
4350 (mark_operand_necessary): Dump something.
4351 (ref_may_be_aliased): New function.
4352 (mark_aliased_reaching_defs_necessary_1): New helper function.
4353 (mark_aliased_reaching_defs_necessary): Likewise.
4354 (mark_all_reaching_defs_necessary_1): Likewise.
4355 (mark_all_reaching_defs_necessary): Likewise.
4356 (propagate_necessity): Do not process virtual PHIs. For
4357 non-aliased loads mark all reaching definitions as necessary.
4358 For aliased loads and stores mark the immediate dominating
4359 aliased clobbers as necessary.
4360 (visited): New global static.
4361 (perform_tree_ssa_dce): Free visited bitmap after propagating
4363 (remove_dead_phis): Perform simple dead virtual PHI removal.
4364 (remove_dead_stmt): Properly unlink virtual operands when
4366 (eliminate_unnecessary_stmts): Schedule PHI removal after
4368 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4369 (process_replaceable): Likewise.
4370 (find_replaceable_in_bb): Likewise.
4371 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4372 based on the single gimple vop.
4373 (verify_flow_insensitive_alias_info): Remove.
4374 (verify_flow_sensitive_alias_info): Likewise.
4375 (verify_call_clobbering): Likewise.
4376 (verify_memory_partitions): Likewise.
4377 (verify_alias_info): Likewise.
4378 (verify_ssa): Adjust..
4379 (execute_update_addresses_taken): Export. Update SSA
4380 manually. Optimize only when optimizing. Use a local bitmap.
4381 (pass_update_address_taken): Remove TODO_update_ssa, add
4383 (pass_update_address_taken): Just use TODO_update_address_taken.
4384 (init_tree_ssa): Do not initialize addressable_vars.
4385 (verify_ssa): Verify new VUSE / VDEF properties.
4386 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4387 Do not call verify_alias_info.
4388 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4389 Do not free the loaded and stored syms bitmaps. Reset the escaped
4390 and callused solutions. Do not free addressable_vars.
4391 Remove memory-tag related code.
4392 (warn_uninitialized_var): Aliases are always available.
4393 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4394 * lambda-code.c (can_put_in_inner_loop): Adjust.
4395 (can_put_after_inner_loop): Likewise.
4396 (perfect_nestify): Likewise.
4397 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4398 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4399 (vectorizable_conversion): Do not mark symbols for renaming.
4400 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4401 (expand_call_inline): Unlink the calls virtual operands before
4403 (tree_function_versioning): Do not call update_ssa if we are not
4404 updating clones. Simplify.
4405 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4406 (propagate_with_phi): Likewise..
4407 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4408 clobber code. Assert we are not aliased or global.
4409 * tree-flow.h: Include tree-ssa-alias.h
4410 (enum escape_type): Remove.
4411 (struct mem_sym_stats_d): Likewise.
4412 (struct mem_ref_stats_d): Likewise.
4413 (struct gimple_df): Add vop member. Remove global_var,
4414 call_clobbered_vars, call_used_vars, addressable_vars,
4415 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4416 escaped and callused members.
4417 (struct ptr_info_def): Remove all members, add points-to solution
4419 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4420 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4421 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4422 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4423 (tree-ssa-alias.o): Likewise.
4424 (toplev.o): Add tree-ssa-alias.h
4425 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4426 * gimple.c (gimple_set_bb): Fix off-by-one error.
4427 (is_gimple_reg): Do not handle memory tags.
4428 (gimple_copy): Also copy virtual operands.
4429 Delay updating the statement. Do not reset loaded and stored syms.
4430 (gimple_set_stored_syms): Remove.
4431 (gimple_set_loaded_syms): Likewise.
4432 (gimple_call_copy_skip_args): Copy the virtual operands
4433 and mark the new statement modified.
4434 * tree-ssa-structalias.c (may_alias_p): Remove.
4435 (set_uids_in_ptset): Take the alias set to prune with as
4436 parameter. Fold in the alias test of may_alias_p.
4437 (compute_points_to_sets): Compute whether a ptr is dereferenced
4439 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4440 other ADDRESSOF constraints on the lhs.
4441 (get_constraint_for_component_ref): Assert that we don't get
4442 ADDRESSOF constraints from the base of the reference.
4443 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4444 (struct variable_info): Remove collapsed_to member.
4445 (get_varinfo_fc): Remove.
4446 (new_var_info): Do not set collapsed_to.
4447 (dump_constraint): Do not follow cycles.
4448 (dump_constraint_graph): Likewise.
4449 (build_pred_graph): Likewise.
4450 (build_succ_graph): Likewise.
4451 (rewrite_constraints): Likewise.
4452 (do_simple_structure_copy): Remove.
4453 (do_rhs_deref_structure_copy): Remove.
4454 (do_lhs_deref_structure_copy): Remove.
4455 (collapse_rest_of_var): Remove.
4456 (do_structure_copy): Re-implement.
4457 (pta_stats): New global variable.
4458 (dump_pta_stats): New function.
4459 (struct constraint_expr): Make offset signed.
4460 (UNKNOWN_OFFSET): Define special value.
4461 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4462 (solution_set_expand): New helper function split out from ...
4463 (do_sd_constraint): ... here.
4464 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4465 (do_ds_constraint): Likewise.
4466 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4467 and CALLUSED = *CALLUSED.
4468 (set_union_with_increment): Make inc argument signed.
4469 (type_safe): Remove.
4470 (get_constraint_for_ptr_offset): Handle unknown and negative
4472 (first_vi_for_offset): Handle offsets before start. Bail
4473 out early for offsets beyond the variable extent.
4474 (first_or_preceding_vi_for_offset): New function.
4475 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4476 Together with ESCAPED = *ESCAPED this properly computes reachability.
4477 (find_what_var_points_to): New function.
4478 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4479 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4480 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4481 pt_solutions_intersect): New functions.
4482 (compute_call_used_vars): Remove.
4483 (compute_may_aliases): New main entry into PTA computation.
4484 * gimple.h (gimple_p): New typedef.
4485 (struct gimple_statement_base): Remove references_memory_p.
4486 (struct gimple_statement_with_memory_ops_base): Remove
4487 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4489 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4490 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4491 gimple_set_references_memory): Remove.
4492 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4493 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4495 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4496 (verify_expr): Allow RESULT_DECL.
4497 (gimple_duplicate_bb): Do not copy virtual operands.
4498 (gimple_duplicate_sese_region): Adjust.
4499 (gimple_duplicate_sese_tail): Likewise.
4500 (mark_virtual_ops_in_region): Remove.
4501 (move_sese_region_to_fn): Do not call it.
4502 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4503 and pass_simple_dse.
4504 (execute_function_todo): Handle TODO_update_address_taken,
4505 call execute_update_addresses_taken for TODO_rebuild_alias.
4506 (execute_todo): Adjust.
4507 (execute_one_pass): Init dump files early.
4508 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4510 (create_general_new_stmt): Clear vops.
4511 * tree-ssa-reassoc.c (get_rank): Adjust.
4512 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4513 symbols for renaming.
4514 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4515 (PARAM_AVG_ALIASED_VOPS): Likewise.
4516 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4517 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4518 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4519 (operand_build_cmp, copy_virtual_operands,
4520 create_ssa_artificial_load_stmt, add_to_addressable_set,
4521 gimple_add_to_addresses_taken): Remove public functions.
4522 (unlink_stmt_vdef): New function.
4524 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4526 * config.gcc (powerpc-*-linux*): Merge variants.
4528 2009-04-02 Chao-ying Fu <fu@mips.com>
4529 James Grosbach <james.grosbach@microchip.com>
4531 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4532 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4534 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4535 keep_interrupts_masked_p, use_debug_exception_return_p.
4536 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4537 keep_interrupts_masked, use_debug_exception_return.
4538 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4539 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4541 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4542 (mips_print_operand): Process COP0 registers to print $0 .. $31
4543 correctly for GAS to process.
4544 (mips_interrupt_extra_call_saved_reg_p): New function.
4545 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4547 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4548 (mips_compute_frame_info): Add supports for interrupt context that
4549 includes doubleword accumulators and COP0 registers.
4550 (mips_for_each_saved_acc): New function.
4551 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4552 mips_for_each_saved_reg.
4553 (mips_save_reg): Save accumulators.
4554 (mips_kernel_reg_p): A new for_each_rtx callback.
4555 (mips_expand_prologue): Support interrupt handlers.
4556 (mips_restore_reg): Restore accumulators.
4557 (mips_expand_epilogue): Support interrupt handlers.
4558 (mips_can_use_return_insn): Return false for interrupt handlers.
4559 (mips_epilogue_uses): New function.
4560 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4561 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4562 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4563 cop0_move): New instructions.
4564 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4565 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4567 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4569 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4570 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4571 interrupt handlers, we use K0 as the temporary register.
4572 (EPILOGUE_USES): Change to a function call.
4573 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4574 handlers, we use K0 as the temporary register.
4576 * doc/extend.texi (Function Attributes): Document interrupt,
4577 use_shadow_register_set, keep_interrupts_masked,
4578 use_debug_exception_return for MIPS attributes.
4580 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4582 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4583 Remove a number of t-files from tmake_file.
4584 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4585 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4586 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4587 target_prototype, not TARGET_PROTOTYPE.
4588 (LINK_OS_GNU_SPEC): Define.
4589 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4590 and darwin-ldoubdle.c.
4592 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4595 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4596 (cpp_options): Ditto.
4597 (default_compilers): Ditto.
4598 (display_help): Ditto.
4599 (process_command): Ditto.
4601 (set_input): Use lbasename instead of duplicate code.
4602 (save_temps_prefix): New static for -save-temps=obj.
4603 (save_temps_length): Ditto.
4605 * doc/invoke.texi (-save-temps=obj): Document new variant to
4608 2009-04-02 Jeff Law <law@redhat.com>
4610 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4613 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4615 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4616 * configure: Regenerated.
4618 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4620 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4621 share the argument list.
4623 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4627 2009-02-12 Diego Novillo <dnovillo@google.com>
4629 * varpool.c (debug_varpool): New.
4630 * cgraph.h (debug_varpool): Declare.
4632 2009-04-02 Jan Hubicka <jh@suse.cz>
4634 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4637 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4639 * config/i386/i386.c (ix86_abi): Move initialization to ...
4640 (override_options): Here.
4642 2009-04-02 Christian Bruel <christian.bruel@st.com>
4644 * config/sh/sh.c (sh_dwarf_register_span): New function.
4645 (TARGET_DWARF_REGISTER_SPAN): Define.
4646 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4648 2009-04-02 Ira Rosen <irar@il.ibm.com>
4650 PR tree-optimization/39595
4651 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4652 interleaved loads group is not greater than the SLP group size.
4654 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4656 * builtins.c (is_builtin_name): New.
4657 (called_as_built_in): Use is_builtin_name.
4658 * tree.h (is_builtin_name): New.
4659 * varasm.c (incorporeal_function_p): Use is_builtin_name
4661 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4663 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4665 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4668 * c-decl.c (clone_underlying_type): Move this ...
4669 * c-common.c (set_underlying_type): ... here.
4670 Also, make sure the function properly sets TYPE_STUB_DECL() on
4671 the newly created typedef variant type.
4672 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4673 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4676 2009-04-02 Richard Guenther <rguenther@suse.de>
4678 PR tree-optimization/37221
4679 * tree-flow.h (degenerate_phi_result): Declare.
4680 * tree-ssa-dom.c (degenerate_phi_result): Export.
4681 * tree-scalar-evolution.c (analyze_initial_condition): If
4682 the initial condition is defined by a degenerate PHI node
4683 use the degenerate value.
4685 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4687 PR rtl-optimization/39588
4688 * combine.c (merge_outer_ops): Do not set the constant when this
4690 (simplify_shift_const_1): Do not modify it either in this case.
4692 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4694 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4695 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4697 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4700 * c-lex.c (interpret_float): Default (no suffix) is double.
4702 2009-04-1 Xinliang David Li <davidxl@google.com>
4704 * config/i386/i386.c (legitimate_constant_p): Recognize
4705 all one vector constant.
4707 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4709 * config/vax/vax.c: Add #includes to silence warnings.
4710 Change #include order to silence two warnings.
4712 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4714 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4715 (ASM_SPEC): Pass -k to the assembler for PIC code.
4717 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4719 * config.gcc: Add vax-*-linux* to the switch.
4720 * config/vax/linux.h: New file. (TARGET_VERSION,
4721 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4723 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4725 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4726 Use predicate macros instead of GET_CODE() == foo.
4727 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4728 ashlsi3, rotrsi3, <unnamed>): Likewise.
4730 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4732 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4733 jbbccihi, jbbccisi): Remova trailing whitespace.
4734 * config/vax/constraints.md: Likewise.
4735 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4736 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4737 * config/vax/predicates.md: Likewise.
4738 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4739 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4740 * config/vax/vax.h: Likewise.
4741 * config/vax/vax.md (nonlocal_goto): Likewise.
4743 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4745 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4746 (indirectable_address_p, adjacent_operands_p): Add spaces around
4748 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4750 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4752 * config/vax/vax.c (legitimate_constant_address_p,
4753 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4754 index_term_p, reg_plus_index_p, legitimate_address_p,
4755 vax_mode_dependent_address_p): Update comments to match functions
4756 modified by the recent int->bool conversion.
4758 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4760 * config/vax/builtins.md: Update copyright message.
4761 * config/vax/constraints.md: Likewise.
4762 * config/vax/netbsd-elf.h: Likewise.
4763 * config/vax/predicates.md: Likewise.
4764 * config/vax/vax-protos.h: Likewise.
4765 * config/vax/vax.c: Likewise.
4766 * config/vax/vax.h: Likewise.
4767 * config/vax/vax.md: Likewise.
4768 * config/vax/vax.opt: Likewise.
4770 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4772 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4773 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4774 * config/vax/constraints.md (B, R): Likewise.
4775 * config/vax/predicates.md (external_memory_operand,
4776 nonimmediate_addsub_di_operand): Likewise.
4777 * config/vax/vax.c (vax_output_int_add): Likewise.
4778 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4779 untyped_call): Likewise.
4781 2009-04-01 Matt Thomas <matt@3am-software.com>
4783 * config/vax/predicates.md: New file.
4784 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4785 external_const_operand, nonsymbolic_operand, external_memory_operand,
4786 indirect_memory_operand, indexed_memory_operand,
4787 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4788 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4790 * config/vax/constraints.md: New file.
4791 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4793 * config/vax/builtins.md: New file.
4794 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4795 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4797 * config/vax/vax.opt (mqmath): Add option.
4798 * config/vax/vax.md (isfx): Extend with DI.
4799 (VAXintQH, VAXintQHSD): Define.
4800 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4801 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4802 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4803 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4804 (movdi): Update constraints and use vax_output_int_move().
4805 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4806 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4807 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4808 nonlocal_goto): New.
4809 (mov<mode>): Extend accepted operand types.
4810 (subdi3_old): Rename from subdi3, change update constraints and use
4811 a new implementation.
4812 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4813 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4814 MOVE_RATIO, CLEAR_RATIO): Define.
4815 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4816 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4817 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4818 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4819 (split_quadword_operands): Make static and really allow variable
4821 (print_operand_address): Update for PIC generation.
4822 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4823 indexable_address_p, fixup_mathdi_operand,
4824 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4825 (vax_float_literal, legitimate_constant_p,
4826 indirectable_constant_address_p, index_term_p,
4827 reg_plus_index_p): Return bool instead of int.
4828 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4830 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4832 (vax_output_conditional_branch): Indent.
4833 (legitimate_constant_address_p, indirectable_constant_address_p,
4834 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4835 vax_mode_dependent_address_p): Return bool instead of int, update for
4837 * config/vax/vax-protos.h (legitimate_constant_address_p,
4838 legitimate_constant_p, legitimate_address_p,
4839 vax_mode_dependent_address_p): Change declaration to bool.
4840 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4841 vax_expand_addsub_di_operands, vax_output_int_subtract,
4842 vax_output_movmemsi): Declare.
4843 (split_quadword_operands, vax_float_literal): Delete declaration.
4844 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4845 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4846 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4847 ASM_OUTPUT_DWARF_PCREL): Define.
4848 (ASM_SPEC): Change definition to allow PIC generation.
4850 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4852 * doc/sourcebuild.texi: Update front-end requirements.
4854 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4857 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4858 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4859 (booldi3_internal3): Use boolean_or_operator instead of
4862 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4865 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4866 declarator whose size is not an integer constant expression but
4867 folds to an integer constant, then treat it as a constant
4870 2009-04-01 Richard Guenther <rguenther@suse.de>
4872 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4873 i * 4 + 2 to (i * 2 + 1) * 2.
4875 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4878 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4879 return if c_parser_asm_string_literal returned NULL.
4881 2009-04-01 Nick Clifton <nickc@redhat.com>
4883 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4885 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4886 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4887 other typedefs to avoid conflicts with libgcc2.c. Define labels
4888 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4890 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4891 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4894 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4896 * varasm.c (default_function_rodata_section): Declare DOT as
4899 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4900 Andrey Galkin <agalkin@hypercom.com>
4903 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4904 Make object_name unique for each process.
4906 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4909 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4910 addressable variables in the parallel that could go out of scope while
4911 running queued tasks.
4913 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4915 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4916 (CASE_VALUES_THRESHOLD): Redefine.
4917 * config/avr/avr.c (avr_override_options): Remove initialization of
4918 avr_case_values_threshold variable.
4919 (avr_case_values_threshold): Remove variable. Add new function.
4920 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4921 * config/avr/avr.opt (mno-tablejump): Remove option.
4922 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4924 2009-04-01 DJ Delorie <dj@redhat.com>
4926 * varasm.c (default_function_rodata_section): Don't assume
4927 anything about where the first '.' in the section name is.
4929 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4931 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4932 rs6000_emit_stack_tie.
4934 2009-03-31 Ian Lance Taylor <iant@google.com>
4936 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4937 gimple_code with GIMPLE_RESX, not RESX.
4939 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4941 * c-common.c (c_get_ident): New.
4942 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4944 2009-04-01 Ben Elliston <bje@au.ibm.com>
4946 * config/rs6000/sysv4.opt (msdata): Improve option description.
4948 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4950 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4951 (divdf3_internal_lat): Remove.
4952 (divxf3_internal_lat): Remove.
4953 (divxf3_internal_thr): Remove.
4954 (divxf): Use divxf3_internal.
4955 * config/ia64/div.md (divsf3_internal_lat): New.
4956 (divdf3_internal_lat): New.
4957 (divxf3_internal): New.
4959 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4962 * Makefile.in (USE_GCC_STDINT): Define.
4963 (stmp-int-hdrs): Install stdint.h if applicable.
4964 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4966 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4967 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4968 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4969 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4970 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4971 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4972 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4973 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4974 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4975 (c_common_nodes_and_builtins): Initialize
4976 underlying_wchar_type_node. Do not initialize
4977 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4978 nodes for new types.
4979 (c_stddef_cpp_builtins): Define macros for new types.
4980 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4982 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4983 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4984 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4985 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4986 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4987 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4988 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4989 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4990 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4991 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4992 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4993 int16_type_node, int32_type_node, int64_type_node,
4994 uint8_type_node, uint16_type_node, c_uint32_type_node,
4995 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4996 int_least32_type_node, int_least64_type_node,
4997 uint_least8_type_node, uint_least16_type_node,
4998 uint_least32_type_node, uint_least64_type_node,
4999 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5000 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5001 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5002 uintptr_type_node): Define.
5003 * c-cppbuiltin.c (builtin_define_constants,
5004 builtin_define_type_minmax): New.
5005 (builtin_define_stdint_macros): Define more macros.
5006 (c_cpp_builtins): Define more limit macros.
5008 (builtin_define_type_max): Define in terms of
5009 builtin_define_type_minmax. Remove is_long parameter. All
5011 * config.gcc (use_gcc_stdint): Define.
5012 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5013 Add newlib-stdint.h for generic targets.
5014 * config/glibc-stdint.h, config/newlib-stdint.h,
5015 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5016 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5017 * config/score/score.h (UINTPTR_TYPE): Define.
5018 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5019 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5020 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5021 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5022 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5023 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5024 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5025 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5026 * config/spu/spu.h (STDINT_LONG32): Define.
5027 * configure.ac (use_gcc_stdint): Substitute.
5028 * configure: Regenerate.
5029 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5030 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5031 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5032 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5033 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5034 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5035 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5036 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5037 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5038 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5039 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5040 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5041 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5042 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5043 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5044 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5045 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5046 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5047 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5048 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5049 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5050 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5051 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5052 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5053 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5054 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5055 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5056 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5057 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5059 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5061 * loop-iv.c (suitable_set_for_replacement): Renamed from
5062 simplify_using_assignment; changed to return bool and to accept new
5063 args DEST and SRC. Return true iff we find a source/destination pair
5064 that can be used to make a replacement, and fill SRC and DEST if so.
5065 Remove arg ALTERED. Don't deal with altered regs here. All callers
5067 (simplify_using_initial_values): Deal with altered regs here and track
5068 more precisely the effect they have on the validity of our expression.
5070 * loop-iv.c (simplify_using_condition): A condition of the form
5071 (EQ REG CONST) can be used to simply make a substitution.
5072 (simplify_using_initial_values): Keep track of conditions we have seen
5073 and keep using them to simplify new expressions, while applying the
5074 same substitutions to them as to the expression.
5076 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5077 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5080 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5081 changed. Use this when trying to improve the upper bound.
5082 Generate the comparison by using simplify_gen_relational.
5084 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5086 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5088 (simplify_using_assignment, simplify_using_initial_values): Call
5089 replace_in_expr to make replacements. Call replace_single_def_regs
5090 once on the initial version of the expression.
5092 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5095 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5097 2009-03-31 Richard Guenther <rguenther@suse.de>
5100 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5101 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5103 2009-03-31 Richard Guenther <rguenther@suse.de>
5105 * tree.h (div_if_zero_remainder): Declare.
5106 * fold-const.c (div_if_zero_remainder): Export.
5107 * tree-ssa-forwprop.c
5108 (forward_propagate_addr_into_variable_array_index): Handle
5109 constant array index addition outside of the variable index.
5111 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5114 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5115 define_splits, floatunssi<mode>2): Require x87 conversions from
5116 DImode to be permitted.
5118 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5120 PR preprocessor/15638
5121 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5123 2009-03-31 Richard Guenther <rguenther@suse.de>
5127 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5128 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5129 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5130 a separate statement.
5131 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5132 (lookup_tmp_var): Likewise.
5133 (is_gimple_formal_tmp_or_call_rhs): Remove.
5134 (is_gimple_reg_or_call_rhs): Rename to ...
5135 (is_gimple_reg_rhs_or_call): ... this.
5136 (is_gimple_mem_or_call_rhs): Rename to ...
5137 (is_gimple_mem_rhs_or_call): ... this.
5138 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5139 DECL_GIMPLE_REG_P only if is_formal is true.
5140 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5141 for non-proper post-modify expression gimplification.
5142 (gimplify_self_mod_expr): For post-modify expressions gimplify
5143 the lvalue to a minimal lvalue.
5144 (rhs_predicate_for): Remove formal temp case.
5145 (gimplify_modify_expr_rhs): Likewise.
5146 (gimplify_addr_expr): Use is_gimple_reg.
5147 (gimplify_expr): Remove formal temp cases.
5148 (gimple_regimplify_operands): Likewise.
5149 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5150 and FILTER_EXPR like constants.
5151 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5153 (is_gimple_formal_tmp_rhs): Remove.
5154 (is_gimple_reg_rhs): Remove special casing.
5155 (is_gimple_mem_rhs): Fix.
5156 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5157 (is_gimple_formal_tmp_var): Remove.
5158 (is_gimple_formal_tmp_reg): Likewise.
5159 (is_gimple_min_lval): Allow invariant component ref parts.
5160 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5161 is_gimple_formal_tmp_reg): Remove declarations.
5162 * tree-cfg.c (verify_expr): Verify that variables with address
5163 taken do not have DECL_GIMPLE_REG_P set.
5164 * tree-mudflap.c (mf_build_check_statement_for): Use
5165 force_gimple_operand instead of gimplify_expr.
5167 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5169 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5170 schedulable rows to compute_split_row.
5172 2009-03-31 Ben Elliston <bje@au.ibm.com>
5175 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5178 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5180 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5181 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5182 * configure: Regenerate.
5183 * config.in: Regenerate.
5184 * config/rs6000/rs6000.opt (mtls-markers): Add.
5185 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5186 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5187 (tls_ld_aix, tls_ld_sysv): Likewise.
5188 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5189 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5191 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5193 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5195 2009-03-30 Jan Hubicka <jh@suse.cz>
5197 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5199 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5200 detection and label handling.
5202 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5204 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5205 left_conflicts_size.
5206 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5207 ALLOCNO_LEFT_CONFLICTS_SIZE.
5209 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5210 remove_allocno_from_bucket_and_push,
5211 allocno_spill_priority_compare, push_allocnos_to_stack,
5212 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5213 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5214 (setup_allocno_left_conflicts_num): Ditto. Rename to
5215 setup_allocno_left_conflicts_size.
5216 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5217 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5218 setup_allocno_left_conflicts_size instead of
5219 setup_allocno_left_conflicts_num.
5221 * ira-build.c (ira_create_allocno): Use
5222 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5223 ALLOCNO_LEFT_CONFLICTS_NUM.
5225 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5227 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5228 instead of DF_LR_OUT.
5230 * ira-lives.c (process_bb_node_lives): Ditto.
5232 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5233 instead of DF_LR_{OUT,IN}.
5235 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5237 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5239 2009-03-30 Jan Hubicka <jh@suse.cz>
5241 * except.c (label_to_region_map): Fix thinko.
5243 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5246 * tree.h (tree_find_value): New declaration.
5247 * tree.c (tree_find_value): New function.
5248 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5250 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5253 * c-decl.c (struct c_binding): Add locus field.
5254 (bind): Add locus argument, set locus field from it.
5255 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5256 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5257 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5258 implicitly_declare, undeclared_variable, lookup_label,
5259 declare_label, c_make_fname_decl, c_builtin_function,
5260 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5263 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5266 * config/i386/i386.c (classify_argument): Check total size of
5269 2009-03-30 Martin Jambor <mjambor@suse.cz>
5271 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5272 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5273 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5276 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5277 seen_variable_array_ref while also traversing a union.
5279 * tree-inline.c (optimize_inline_calls): Do not call
5280 cgraph_node_remove_callees.
5281 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5282 (pass_remove_cgraph_callee_edges): New variable.
5283 * passes.c (init_optimization_passes): Add
5284 pass_remove_cgraph_callee_edges after early inlining and before all
5285 late intraprocedural passes.
5287 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5289 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5291 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5294 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5296 * combine.c (simplify_comparison): Use have_insn_for.
5297 * dojump.c (do_jump): Likewise.
5299 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5301 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5302 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5303 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5304 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5305 instead of sparc_compare_emitted.
5306 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5307 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5308 instead of sparc_compare_emitted.
5310 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5312 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5313 enter/exit cfglayout mode.
5314 (pass_partition_block): Require it.
5315 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5316 (combine_instructions): Track basic blocks instead of labels.
5317 (update_cfg_for_uncondjump): New.
5318 (try_combine): Use it. Update jumps after rescanning.
5319 (pass_combine): Require PROP_cfglayout.
5320 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5322 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5324 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5325 Provide/destroy PROP_cfglayout respectively.
5326 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5327 * tree-pass.h (PROP_cfglayout): New.
5329 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5331 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5332 fold_convert_const_fixed_from_fixed,
5333 fold_convert_const_fixed_from_int,
5334 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5335 set TREE_CONSTANT_OVERFLOW.
5336 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5337 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5339 2009-03-30 Ira Rosen <irar@il.ibm.com>
5341 * tree-vect-loop-manip.c: New file.
5342 * tree-vectorizer.c: Update documentation and included files.
5343 (vect_loop_location): Make extern.
5344 (rename_use_op): Move to tree-vect-loop-manip.c
5345 (rename_variables_in_bb, rename_variables_in_loop,
5346 slpeel_update_phis_for_duplicate_loop,
5347 slpeel_update_phi_nodes_for_guard1,
5348 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5349 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5350 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5351 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5352 find_loop_location): Likewise.
5353 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5354 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5355 get_vectype_for_scalar_type, vect_is_simple_use,
5356 supportable_widening_operation, supportable_narrowing_operation):
5358 (bb_in_loop_p): Move to tree-vect-loop.c.
5359 (new_loop_vec_info, destroy_loop_vec_info,
5360 reduction_code_for_scalar_code, report_vect_op,
5361 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5362 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5363 (vect_supportable_dr_alignment): Likewise.
5364 * tree-vectorizer.h (tree-data-ref.h): Include.
5365 (vect_loop_location): Declare.
5366 Reorganize function declarations according to the new file structure.
5367 * tree-vect-loop.c: New file.
5368 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5369 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5370 * tree-vect-data-refs.c: New file.
5371 * tree-vect-patterns.c (timevar.h): Don't include.
5372 * tree-vect-stmts.c: New file.
5373 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5374 tree-vect-slp.c, tree-vect-loop.c.
5375 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5376 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5377 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5378 (tree-vect-analyze.o): Remove.
5379 (tree-vect-transform.o): Likewise.
5380 (tree-vect-data-refs.o): Add rule.
5381 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5382 tree-vect-slp.o): Likewise.
5383 (tree-vect-patterns.o): Remove redundant dependencies.
5384 (tree-vectorizer.o): Likewise.
5385 * tree-vect-slp.c: New file.
5387 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5389 * optc-gen.awk: Warn if an option flag has multiple different
5392 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5394 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5395 -floop-block): Document dependences on PPL, CLooG and Graphite.
5397 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5399 PR rtl-optimization/323
5400 * c-common.c (c_fully_fold, convert_and_check,
5401 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5402 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5403 * c-common.def (EXCESS_PRECISION_EXPR): New.
5404 * c-cppbuiltin.c (builtin_define_float_constants): Define
5405 constants with enough digits for long double.
5406 * c-lex.c (interpret_float): Interpret constant with excess
5407 precision where appropriate.
5408 * c-opts.c (c_common_post_options): Set
5409 flag_excess_precision_cmdline. Give an error for
5410 -fexcess-precision=standard for C++ for processors where the
5411 option is significant.
5412 * c-parser.c (c_parser_conditional_expression): Handle excess
5413 precision in condition.
5414 * c-typeck.c (convert_arguments): Handle arguments with excess
5416 (build_unary_op): Move excess precision outside operation.
5417 (build_conditional_expr): Likewise.
5418 (build_compound_expr): Likewise.
5419 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5420 (build_modify_expr): Handle excess precision in RHS.
5421 (convert_for_assignment): Handle excess precision in converted
5423 (digest_init, output_init_element, process_init_element): Handle
5424 excess precision in initializer.
5425 (c_finish_return): Handle excess precision in return value.
5426 (build_binary_op): Handle excess precision in operands and add
5427 excess precision as needed for operation.
5428 * common.opt (-fexcess-precision=): New option.
5429 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5430 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5431 For standard excess precision, output explicit conversion to and
5432 truncation from XFmode.
5433 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5434 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5435 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5436 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5437 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5438 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5439 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5440 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5441 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5442 define_splits, sqrt<mode>2): Disable where appropriate for
5443 standard excess precision.
5444 * convert.c (convert_to_real): Do not shorten arithmetic to type
5445 for which excess precision would be used.
5446 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5447 * doc/invoke.texi (-fexcess-precision=): Document option.
5448 (-mfpmath=): Correct index entry.
5449 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5450 flag_excess_precision): New.
5451 * langhooks.c (lhd_post_options): Set
5452 flag_excess_precision_cmdline.
5453 * opts.c (common_handle_option): Handle -fexcess-precision=.
5454 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5455 init_excess_precision): New.
5456 (lang_dependent_init_target): Call init_excess_precision.
5457 * tree.c (excess_precision_type): New.
5458 * tree.h (excess_precision_type): Declare.
5460 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5463 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5464 non-lvalue to component.
5466 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5468 PR preprocessor/34695
5469 * Makefile.in (c-opts.o): Depend on c-tree.h.
5470 * c-common.c: Move down include of diagnostic.h.
5471 (done_lexing, c_cpp_error): New.
5472 * c-common.h (done_lexing): Declare.
5473 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5475 * c-opts.c: Include c-tree.h.
5476 (c_common_init_options): Set preprocessor error callback.
5477 (c_common_handle_option): Do not set preprocessor
5478 inhibit_warnings, warnings_are_errors, warn_system_headers,
5479 pedantic_errors or inhibit_warnings flags.
5480 (c_common_post_options): Do not check cpp_errors (parse_in).
5481 (c_common_finish): Do not output dependencies if there were
5482 errors. Do not check return value of cpp_finish.
5483 * c-ppoutput.c (pp_file_change): Set input_location.
5484 * c-tree.h (c_cpp_error): Declare.
5485 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5487 (diagnostic_build_prefix): Check override_column.
5488 * diagnostic.h (diagnostic_info): Add override_column field.
5489 (diagnostic_override_column): Define.
5491 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5493 * c-common.c (c_expand_expr, c_staticp): Remove.
5494 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5495 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5496 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5497 * c-gimplify.c (gimplify_compound_literal_expr,
5498 optimize_compound_literals_in_ctor): Remove.
5499 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5500 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5501 * c-semantics.c (emit_local_var): Remove.
5503 * langhooks-def.h (lhd_expand_expr): Remove.
5504 * langhooks.c (lhd_expand_expr): Remove.
5505 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5507 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5508 handling from c-semantics.c; don't call into langhook.
5509 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5510 * gimplify.c (gimplify_compound_literal_expr,
5511 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5512 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5513 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5514 as was done in c-gimplify.c.
5515 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5516 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5517 Move from c-common.h.
5518 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5520 * tree.c (staticp): Do not call langhook.
5521 * langhooks.c (lhd_staticp): Delete.
5522 * langhooks-def.h (lhd_staticp): Delete prototype.
5523 (LANG_HOOKS_STATICP): Delete.
5524 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5526 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5527 instead of DECL_STMTs.
5529 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5537 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5539 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5540 contained expression.
5541 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5542 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5543 conditional expressions for C.
5544 (decl_constant_value_for_optimization): Move from
5545 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5546 whether optimizing and that the expression is a VAR_DECL not of
5547 array type instead of doing such checks in the caller. Do not
5548 check pedantic. Call gcc_unreachable for C++.
5549 * c-common.def (C_MAYBE_CONST_EXPR): New.
5550 * c-common.h (c_fully_fold, c_save_expr,
5551 decl_constant_value_for_optimization): New prototypes.
5552 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5553 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5554 EXPR_INT_CONST_OPERANDS): Define.
5555 * c-convert.c (convert): Strip nops from expression.
5556 * c-decl.c (groktypename): Take extra parameters expr and
5557 expr_const_operands. Update call to grokdeclarator.
5558 (start_decl): Update call to grokdeclarator. Add statement for
5559 expressions used in type of decl.
5560 (grokparm): Update call to grokdeclarator.
5561 (push_parm_decl): Update call to grokdeclarator.
5562 (build_compound_literal): Add parameter non_const and build a
5563 C_MAYBE_COSNT_EXPR if applicable.
5564 (grokdeclarator): Take extra parameters expr and
5565 expr_const_operands. Track expressions used in declaration
5566 specifiers and declarators. Fold array sizes and track whether
5567 they are constant expressions and whether they are integer
5568 constant expressions.
5569 (parser_xref_tag): Set expr and expr_const_operands fields in
5571 (grokfield): Update call to grokdeclarator.
5572 (start_function): Update call to grokdeclarator.
5573 (build_null_declspecs): Set expr and expr_const_operands fields in
5575 (declspecs_add_type): Handle expressions in typeof specifiers.
5576 * c-parser.c (c_parser_declspecs): Set expr and
5577 expr_const_operands fields for declaration specifiers.
5578 (c_parser_enum_specifier): Likewise.
5579 (c_parser_struct_or_union_specifier): Likewise.
5580 (c_parser_typeof_specifier): Likewise. Update call to
5581 groktypename. Fold expression as needed. Return expressions with
5582 type instead of adding statements.
5583 (c_parser_attributes): Update calls to c_parser_expr_list.
5584 (c_parser_statement_after_labels): Fold expression before passing
5585 to objc_build_throw_stmt.
5586 (c_parser_condition): Fold expression.
5587 (c_parser_asm_operands): Fold expression.
5588 (c_parser_conditional_expression): Use c_save_expr. Update call
5589 to build_conditional_expr.
5590 (c_parser_alignof_expression): Update call to groktypename.
5591 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5592 original_code. Fold expression argument of va_arg. Create
5593 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5594 argument to va_arg. Update calls to groktypename. Fold array
5595 index for offsetof. Verify that first argument to
5596 __builtin_choose_expr has integer type.
5597 (c_parser_postfix_expression_after_paren_type): Update calls to
5598 groktypename and build_compound_literal. Handle expressions with
5599 side effects in type name.
5600 (c_parser_postfix_expression_after_primary): Update call to
5601 c_parser_expr_list. Set original_code for calls to
5602 __builtin_constant_p.
5603 (c_parser_expr_list): Take extra parameter fold_p. Fold
5604 expressions if requested.
5605 (c_parser_objc_type_name): Update call to groktypename.
5606 (c_parser_objc_synchronized_statement): Fold expression.
5607 (c_parser_objc_receiver): Fold expression.
5608 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5609 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5610 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5611 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5612 (struct c_typespec): Add elements expr and expr_const_operands.
5613 (struct c_declspecs): Add elements expr and expr_const_operands.
5614 (groktypename, build_conditional_expr, build_compound_literal):
5616 (in_late_binary_op): Declare.
5617 * c-typeck.c (note_integer_operands): New function.
5618 (in_late_binary_op): New variable.
5619 (decl_constant_value_for_broken_optimization): Move to c-common.c
5620 and rename to decl_constant_value_for_optimization.
5621 (default_function_array_conversion): Do not strip nops.
5622 (default_conversion): Do not call
5623 decl_constant_value_for_broken_optimization.
5624 (build_array_ref): Do not fold result.
5625 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5626 result when operand is a VLA.
5627 (c_expr_sizeof_type): Update call to groktypename. Handle
5628 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5629 result when operand names a VLA type.
5630 (build_function_call): Update call to build_compound_literal.
5631 Only fold result for calls to __builtin_* functions. Strip
5632 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5633 the function designator.
5634 (convert_arguments): Fold arguments. Update call to
5635 convert_for_assignment.
5636 (build_unary_op): Handle increment and decrement of
5637 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5638 decrement earlier. Fold operand of increment and decrement.
5639 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5640 built for integer operand. Wrap returns that are INTEGER_CSTs
5641 without being integer constant expressions or that have integer
5642 constant operands without being INTEGER_CSTs.
5643 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5644 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5645 result is an integer constant expression or can be used in
5646 unevaluated parts of one and avoid folding and wrap as
5647 appropriate. Fold operands before possibly doing -Wsign-compare
5649 (build_compound_expr): Wrap result for C99 if operands can be used
5650 in integer constant expressions.
5651 (build_c_cast): Update call to digest_init. Do not ignore
5652 overflow from casting floating-point constants to integers. Wrap
5653 results that could be confused with integer constant expressions,
5654 null pointer constants or floating-point constants.
5655 (c_cast_expr): Update call to groktypename. Handle expressions
5656 included in type name.
5657 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5658 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5659 Update calls to convert_for_assignment.
5660 (convert_for_assignment): Take new parameter
5661 null_pointer_constant. Do not strip nops or call
5662 decl_constant_value_for_broken_optimization. Set
5663 in_late_binary_op for conversions to boolean.
5664 (store_init_value): Update call to digest_init.
5665 (digest_init): Take new parameter null_pointer_constant. Do not
5666 call decl_constant_value_for_broken_optimization. pedwarn for
5667 initializers not constant expressions. Update calls to
5668 convert_for_assignment.
5669 (constructor_nonconst): New.
5670 (struct constructor_stack): Add nonconst element.
5671 (really_start_incremental_init, push_init_level, pop_init_level):
5672 Handle constructor_nonconst and nonconst element.
5673 (set_init_index): Call constant_expression_warning for array
5675 (output_init_element): Fold value. Set constructor_nonconst as
5676 applicable. pedwarn for initializers not constant expressions.
5677 Update call to digest_init. Call constant_expression_warning
5678 where constant initializers are required.
5679 (process_init_element): Use c_save_expr.
5680 (c_finish_goto_ptr): Fold expression.
5681 (c_finish_return): Fold return value. Update call to
5682 convert_for_assignment.
5683 (c_start_case): Fold switch expression.
5684 (c_process_expr_stmt): Fold expression.
5685 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5686 ensure statement expression is not evaluated in constant expression.
5687 (build_binary_op): Track whether results are integer constant
5688 expressions or may occur in such, disable folding and wrap results
5689 as applicable. Fold operands for -Wsign-compare warnings unless
5691 (c_objc_common_truthvalue_conversion): Handle results folded to
5692 integer constants that are not integer constant expressions.
5693 * doc/extend.texi: Document when typeof operands are evaluated,
5694 that condition of __builtin_choose_expr is an integer constant
5695 expression, and more about use of __builtin_constant_p in
5698 2009-03-29 Richard Guenther <rguenther@suse.de>
5700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5701 propagate addresses of array references.
5703 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5705 * regmove.c (perhaps_ends_bb_p): Remove.
5706 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5707 from INSN and check that the main loop stays within that basic block.
5708 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5709 (regmove_forward_pass): Split out from regmove_optimize. Use
5710 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5711 (regmove_backward_pass): Split out from regmove_optimize. Use
5712 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5713 (regmove_optimize): Simplify.
5715 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5718 * config/i386/i386.c (classify_argument): Ignore flexible array
5719 member in struct and warn ABI change.
5721 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5723 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5725 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5726 (ix86_adjust_cost): Updated.
5728 2009-03-29 Jan Hubicka <jh@suse.cz>
5731 * tree-pass.h (pass_cleanup_eh): New function.
5732 (remove_unreachable_regions): Break code handling RTL
5733 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5734 that can not be reached by runtime.
5735 (can_be_reached_by_runtime): New function.
5736 (label_to_region_map): New function.
5737 (num_eh_regions): New function.
5738 (rtl_remove_unreachable_regions): New function.
5739 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5740 (remove_eh_region): New function.
5741 * except.h: Include sbitmap and vecprim.
5742 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5743 num_eh_regions): Declare.
5744 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5745 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5746 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5747 (tree_empty_eh_handler_p): New function.
5748 (cleanup_empty_eh): New function.
5749 (cleanup_eh): New function.
5750 (pass_cleanup_eh): New function.
5752 2009-03-29 Jan Hubicka <jh@suse.cz>
5754 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5755 for removed regions.
5757 2009-03-29 Jan Hubicka <jh@suse.cz>
5759 * except.c (dump_eh_tree): Dump all datastructures.
5761 2009-03-29 Jan Hubicka <jh@suse.cz>
5763 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5764 (duplicate_eh_regions_1): Likewise.
5765 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5766 vector; call EH verification.
5767 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5768 Be ready for region being removed.
5770 2009-03-29 Jan Hubicka <jh@suse.cz>
5772 * bitmap.c (bitmap_last_set_bit): New function.
5773 * bitmap.h (bitmap_last_set_bit): Declare.
5775 2009-03-29 David Ayers <ayers@fsfe.org>
5778 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5779 by calling objc_compare_types and surpress warnings about
5780 incompatible C pointers that are compatible ObjC pointers.
5782 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5784 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5785 call initialize_inline_failed.
5786 (initialize_inline_failed): Move it from here ...
5787 * cgraph.c (initialize_inline_failed): ... to here.
5788 (cgraph_create_edge): Call initialize_inline_failed rather than
5789 setting inline_failed directly.
5791 2009-03-29 Ben Elliston <bje@au.ibm.com>
5794 * sysv4.opt (msdata): Improve comment.
5795 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5796 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5798 2009-03-29 Ben Elliston <bje@au.ibm.com>
5801 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5802 load and store attributes.
5804 2009-03-29 Ben Elliston <bje@au.ibm.com>
5806 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5807 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5808 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5809 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5810 __builtin_infq and __builtin_huge_valq.
5812 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5814 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5816 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5817 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5819 2009-03-28 Xinliang David Li <davidxl@google.com>
5821 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5822 (do_dbg_cnt): New function.
5824 2009-03-28 Jan Hubicka <jh@suse.cz>
5826 Merge from pretty-ipa:
5828 2009-03-27 Jan Hubicka <jh@suse.cz>
5830 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5831 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5832 * passes.c (function_called_by_processed_nodes_p): New.
5833 * ipa-pure-const.c (check_call): Fix handling of operands.
5834 (analyze_function): Dump debug output for skipped bodies.
5835 (local_pure_const): Use function_called_by_processed_nodes_p.
5836 * dwarf2out.c (reference_to_unused): Use output.
5837 * passes.c (do_per_function_toporder): Likewise.
5839 2008-11-12 Jan Hubicka <jh@suse.cz>
5841 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5842 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5843 state_set_in_source enum
5844 (check_decl): Ignore memory tags; do not set fake looping flags;
5846 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5847 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5848 (check_call, analyze_function): Rewrite.
5850 (add_new_function): Update call of analyze_function.
5851 (generate_summary): Add call of analyze_function.
5852 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5853 (local_pure_const): New function.
5854 (pass_local_pure_const): New pass.
5855 * ipa-inline.c (inline_transform): Set after_inlining.
5856 * tree-eh.c (stmt_can_throw_external): New.
5857 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5858 work with aliasing built.
5859 * tree-flow.h (stmt_can_throw_external): New.
5860 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5861 and local pure/const pass in early and late optimization queue.
5863 2009-03-28 Martin Jambor <mjambor@suse.cz>
5865 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5867 (fold_binary): Allow function decl aligment consideration is the
5868 second argument is integer constant one.
5869 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5870 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5871 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5873 2009-03-28 Jan Hubicka <jh@suse.cz>
5875 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5876 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5877 * function.h (rtl_data): Add nothrow flag.
5878 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5879 set DECL_NOTHROW for AVAILABLE functions.
5881 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5883 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5884 following vector keyword has expansion starting with pixel or bool
5885 keyword, expand vector to __vector and pixel or bool to __pixel or
5889 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5890 warn_if_disallowed_function_p): Removed.
5891 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5892 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5893 warning_if_disallowed_function_p.
5894 * flags.h (warn_if_disallowed_function_p,
5895 warn_disallowed_functions): Removed.
5896 * common.opt (Wdisallowed-function-list=): Removed.
5897 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5899 2009-03-28 Richard Guenther <rguenther@suse.de>
5901 PR tree-optimization/38723
5902 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5905 2009-03-28 Jan Hubicka <jh@suse.cz>
5907 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5908 test introduced by my previous patch.
5910 2009-03-28 Richard Guenther <rguenther@suse.de>
5912 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5913 the PHIs value undefined.
5915 2009-03-28 Jan Hubicka <jh@suse.cz>
5917 * tree-pass.h (pass_fixup_cfg): New pass.
5918 * ipa-inline.c (inline_transform): Set
5919 always_inline_functions_inlined/after_inlining.
5920 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5921 (pass_fixup_cfg): New pass.
5922 * passes.c (init_optimization_passes): Add fixup_cfg.
5924 2009-03-28 Richard Guenther <rguenther@suse.de>
5926 PR tree-optimization/38458
5927 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5928 argument use the arguments copy-of value.
5930 2009-03-28 Richard Guenther <rguenther@suse.de>
5932 PR tree-optimization/38180
5933 * tree-ssa-ccp.c (get_default_value): Simplify.
5934 (likely_value): Likewise.
5935 (surely_varying_stmt_p): Properly handle VOP case.
5936 (ccp_initialize): Likewise.
5937 (ccp_fold): Handle propagating through *&.
5938 (fold_const_aggregate_ref): Also handle decls.
5940 2009-03-28 Jan Hubicka <jh@suse.cz>
5942 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5943 * cgraph.h (cgraph_node): Likewise.
5944 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5945 (cgraph_reset_node): Use process flag.
5946 (cgraph_mark_functions_to_output): Likewise.
5947 (cgraph_expand_function): Likewise.
5948 (cgraph_expand_all_functions): Likewise.
5949 (cgraph_output_in_order): Likewise.
5950 * dwarf2out.c (reference_to_unused): Likewise.
5951 * passes.c do_per_function_toporder): Likewise.
5953 2009-03-28 Jan Hubicka <jh@suse.cz>
5955 Bring from lto-branch:
5957 2008-09-03 Doug Kwan <dougkwan@google.com>
5959 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5960 enums instead of reason strings.
5961 * cgraph.c (cgraph_create_edge): Same.
5962 (cgraph_inline_failed_string): New function.
5963 * cgraph.h (cgraph_inline_failed_t): New enum type.
5964 (cgraph_inline_failed_string): New prototype.
5965 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5966 char pointer to cgraph_inline_failed_t.
5967 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5968 (cgraph_default_inline_p): Ditto.
5969 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5970 to cgraph_inline_failed_t pointer.
5971 * cif-code.def: New file.
5972 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5974 (cgraph_check_inline_limits): Change type of REASON to pointer to
5975 cgraph_inline_failed_t. Replace reason strings with enums.
5976 (cgraph_default_inline_p): Ditto.
5977 (cgraph_recursive_inlining_p): Ditto.
5978 (update_caller_keys): Change type of FAILED_REASON to
5979 cgraph_inline_failed_t.
5980 (cgraph_set_inline_failed): Change type of REASON to pointer to
5981 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5982 convert enums to strings for text output.
5983 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5984 to be of type cgraph_inline_failed_t. Replace reason strings with
5985 enums. Call cgraph_inline_failed_string to covert enums
5986 to strings for text output.
5987 (cgraph_decide_inlining): Replace reason strings with enums.
5988 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5989 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5991 * tree-inline.c (expand_call_inline): Change type of REASON
5992 to cgraph_inline_failed_t. Replace reason strings with enums.
5993 Call cgraph_inline_failed_string for text output.
5994 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5997 2009-03-28 Jan Hubicka <jh@suse.cz>
5999 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6000 cgraph_clone_node): Remove master clone handling.
6001 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6002 * cgraph.h (master_clone): Remove.
6003 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6004 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6005 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6007 2009-03-28 Jan Hubicka <jh@suse.cz>
6009 * cgraph.c (cgraph_function_body_availability): Functions declared
6010 inline are always safe to assume that it is not going to be replaced.
6012 2009-03-28 Richard Guenther <rguenther@suse.de>
6014 PR tree-optimization/38513
6015 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6016 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6017 EXC_PTR_EXPR and FILTER_EXPR.
6018 (get_ref_from_reference_ops): Likewise.
6020 2009-03-28 Richard Guenther <rguenther@suse.de>
6022 PR tree-optimization/38968
6023 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6024 Use FLOOR_MOD_EXPR to compute misalignment.
6026 2009-03-28 Richard Guenther <rguenther@suse.de>
6028 PR tree-optimization/37795
6029 * tree.h (combine_comparisons): Declare.
6030 * fold-const.c (combine_comparisons): Export.
6031 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6033 (ifcombine_iforif): Use combine_comparisons.
6035 2009-03-28 Jan Hubicka <jh@suse.cz>
6037 * tree-eh.c (inlinable_call_p): New function.
6038 (make_eh_edges): Use it.
6039 (verify_eh_edges): Use it.
6040 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6041 * except.c (reachable_next_level): Add inlinable_function argument
6042 (sjlj_find_directly_reachable_regions): Update.
6043 (add_reachable_handler): Do not set saw_any_handlers.
6044 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6045 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6046 Add new inlinable call parameter.
6047 (can_throw_internal, can_throw_external): Update.
6048 * except.h (can_throw_internal_1, can_throw_external_1,
6049 foreach_reachable_handler): Update declaration.
6051 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6053 * config/arm/t-arm-coff, config/h8300/coff.h,
6054 config/i386/i386-aout.h, config/i386/i386-coff.h,
6055 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6056 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6057 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6058 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6059 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6060 sys-types.h: Remove.
6061 * Makefile.in: Remove protoize and fixproto support and references
6063 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6064 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6066 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6067 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6068 unprotoize$(exeext).
6069 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6070 (.PHONY): Don't depend on proto.
6071 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6072 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6073 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6074 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6075 build/gen-protos.o, build/scan.o, xsys-protos.h,
6076 build/fix-header$(build_exeext), build/fix-header.o,
6077 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6078 stmp-install-fixproto): Remove.
6079 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6080 SYSCALLS.c or fixproto files.
6081 (install-common): Don't install protoize.
6082 (install-headers-tar, install-headers-cpio, install-headers-cp):
6083 Don't depend on $(STMP_FIXPROTO).
6084 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6085 install fixproto files or write out fixproto settings.
6086 (uninstall): Don't uninstall protoize.
6087 * config.gcc (use_fixproto): Remove.
6088 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6089 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6090 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6091 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6092 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6093 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6094 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6095 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6096 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6097 * config/t-vxworks (STMP_FIXPROTO): Remove.
6098 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6099 STMP_FIXPROTO): Remove.
6100 * config.in, configure: Regenerate.
6101 * crtstuff.c (gid_t, uid_t): Don't undefine.
6102 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6103 (arm-*-coff, arm-*-aout: Remove target entries.
6104 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6105 Remove mention of AIX 4.1.
6106 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6107 * doc/invoke.texi (Running Protoize): Remove.
6108 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6109 (Protoize Caveats): Remove.
6110 * tsystem.h: Update comments on headers assumed to exist.
6112 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6114 * genautomata.c: Add a new year to the copyright. Add a new
6116 (struct insn_reserv_decl): Add comments for member bypass_list.
6117 (find_bypass): Remove.
6118 (insert_bypass): New.
6119 (process_decls): Use insert_bypass.
6120 (output_internal_insn_latency_func): Output all bypasses with the
6121 same input insn in one switch case.
6123 * rtl.def (define_bypass): Describe bypass choice.
6124 * doc/md.texi (define_bypass): Ditto.
6126 2009-03-27 Richard Guenther <rguenther@suse.de>
6128 * gimplify.c (mark_addressable): Export.
6129 * tree-flow.h (mark_addressable): Declare.
6130 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6131 * tree-ssa.c (verify_phi_args): Verify that address taken
6132 variables have TREE_ADDRESSABLE set.
6134 2009-03-27 Richard Guenther <rguenther@suse.de>
6136 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6137 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6138 Do not mark decls TREE_ADDRESSABLE.
6139 (build_fold_addr_expr): Adjust.
6140 (fold_addr_expr): Remove.
6141 (fold_unary): Use build_fold_addr_expr.
6142 (fold_comparison): Likewise.
6143 (split_address_to_core_and_offset): Likewise.
6144 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6146 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6147 (gimplify_modify_expr_to_memcpy): Mark source and destination
6149 * omp-low.c (create_omp_child_function): Mark the object decl
6151 (lower_rec_input_clauses): Mark the var we take the address of
6153 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6155 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6158 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6159 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6161 2009-03-27 Richard Guenther <rguenther@suse.de>
6163 PR tree-optimization/39120
6164 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6166 (handle_lhs_call): Process return constraints. Add escape
6167 constraints if necessary.
6168 (handle_const_call): Fill out return constraints. Make nested
6169 case more precise. Avoid consttmp if possible.
6170 (handle_pure_call): Fill out return constraints. Avoid
6171 callused if possible.
6172 (find_func_aliases): Simplify call handling.
6174 2009-03-27 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/39120
6177 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6178 as a representative.
6179 (solve_graph): Do propagate CALLUSED.
6180 (handle_pure_call): Use a scalar constraint from CALLUSED for
6182 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6185 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6188 * c-common.c (handle_aligned_attribute): Properly check alignment
6189 overflow. Use (1U << i) instead of (1 << i).
6191 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6193 * expr.h (get_mem_align_offset): Updated.
6195 * tree.h (tree_decl_common): Change align to "unsigned int" and
6196 move it before pointer_alias_set.
6198 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6199 Jakub Jelinek <jakub@redhat.com>
6202 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6203 gr_register_operand with gr_reg_or_0_operand.
6204 (cmpxchg_rel_di): Likewise.
6205 (sync_lock_test_and_set<mode>): Likewise.
6207 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6209 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6210 (true_regnum): Likewise.
6212 * rtlanal.c (subreg_info): Moved to ...
6213 * rtl.h (subreg_info): Here. New.
6214 (subreg_get_info): New.
6216 * rtlanal.c (subreg_get_info): Make it extern.
6218 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6221 * config/i386/i386.c (ix86_abi): New.
6222 (override_options): Handle -mabi=.
6223 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6224 (ix86_call_abi_override): Likewise.
6225 (init_cumulative_args): Likewise.
6226 (function_arg_advance): Likewise.
6227 (function_arg_64): Likewise.
6228 (function_arg): Likewise.
6229 (ix86_pass_by_reference): Likewise.
6230 (ix86_function_value_regno_p): Likewise.
6231 (ix86_build_builtin_va_list_abi): Likewise.
6232 (setup_incoming_varargs_64): Likewise.
6233 (is_va_list_char_pointer): Likewise.
6234 (ix86_init_machine_status): Likewise.
6235 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6236 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6237 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6238 (ix86_function_abi): Make it static and return enum calling_abi.
6239 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6241 (ix86_fn_abi_va_list): Updated.
6243 * config/i386/i386.h (ix86_abi): New.
6244 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6245 (CONDITIONAL_REGISTER_USAGE): Likewise.
6246 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6247 (machine_function): Likewise.
6249 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6251 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6252 (STACK_BOUNDARY): Likewise.
6253 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6255 * config/i386/i386.opt (mabi=): New.
6257 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6258 return enum calling_abi.
6259 (ix86_function_type_abi): Likewise.
6260 (ix86_function_abi): Removed.
6262 * doc/invoke.texi: Document -mabi= option for x86.
6264 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6266 * builtins.c (real_dconstp): Delete.
6267 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6269 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6270 Jakub Jelinek <jakub@redhat.com>
6273 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6274 (gen_subprogram_die): When a function is explicit, generate the
6275 DW_AT_explicit attribute.
6276 * langhooks.h (struct lang_hooks_for_decls): Add
6277 function_decl_explicit_p langhook.
6278 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6279 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6281 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6283 * builtins.c (fold_builtin_memory_op): Optimize memmove
6284 into memcpy if we can prove source and destination don't overlap.
6286 * tree-inline.c: Include gt-tree-inline.h.
6287 (clone_fn_id_num): New variable.
6288 (clone_function_name): New function.
6289 (tree_function_versioning): Use it.
6290 * Makefile.in (GTFILES): Add tree-inline.c.
6292 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6294 * BASE-VER: Change to 4.5.0.
6296 2009-03-27 Xinliang David Li <davidxl@google.com>
6298 PR tree-optimization/39557
6299 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6301 2009-03-27 Xinliang David Li <davidxl@google.com>
6303 PR tree-optimization/39548
6304 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6307 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6309 * c-common.c (pointer_int_sum): Use %wd on return from
6312 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6314 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6315 on return from tree_low_cst.
6317 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6320 * ginclude/stdarg.h (va_copy): Define also for
6321 __GXX_EXPERIMENTAL_CXX0X__.
6323 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6326 * builtins.h (c_strlen): Do not warn here.
6327 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6328 * c-common.c (pointer_int_sum): Take an explicit location.
6329 Warn about offsets out of bounds.
6330 * c-common.h (pointer_int_sum): Adjust declaration.
6332 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6334 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6337 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6340 * opts.c (warn_if_disallowed_function_p): Don't assume
6341 get_callee_fndecl must return non-NULL.
6343 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6345 PR rtl-optimization/39522
6346 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6347 when reg_reloaded_valid is set.
6349 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6351 * config/spu/divv2df3.c: New file.
6352 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6353 (DPBIT_FUNCS): Filter out _div_df.
6355 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6357 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6358 a jump insn, count that jump in the distance to the loop start.
6360 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6363 * config/sh/sh.c (calc_live_regs): Fix condition for global
6364 registers except PIC_OFFSET_TABLE_REGNUM.
6366 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6369 * doc/invoke.texi (-mconsole): New.
6373 (-mnop-fun-dllimport): New.
6377 (sub section "i386 and x86-64 Windows Options"): New.
6379 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6381 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6382 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6384 2009-03-25 Richard Guenther <rguenther@suse.de>
6387 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6390 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6392 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6393 neither of haifa/selective schedulers are working.
6395 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6397 * doc/invoke.texi (Debugging Options): Fix description of
6398 -fno-merge-debug-strings.
6400 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6402 * config/cris/libgcc.ver: New version-script.
6403 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6405 * configure.ac <GAS features, nop mnemonic>: Add pattern
6406 crisv32-*-* for "nop".
6407 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6408 * configure: Regenerate.
6410 2009-03-24 Ira Rosen <irar@il.ibm.com>
6412 PR tree-optimization/39529
6413 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6414 mark_sym_for_renaming for the tag copied to the new vector
6417 2009-03-24 Arthur Loiret <aloiret@debian.org>
6419 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6420 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6421 EXTRA_SPEC_FUNCTIONS.
6422 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6423 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6424 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6425 -march and -mtune options.
6427 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6429 * config/m68k/t-rtems: Add m5329 multilib.
6431 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6432 Jakub Jelinek <jakub@redhat.com>
6435 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6438 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6441 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6442 instead of c_parser_expression_conv, if original_code isn't one of the
6443 4 allowed comparison codes, fail.
6445 2009-03-23 Richard Guenther <rguenther@suse.de>
6447 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6448 * tree.h (struct tree_type): Likewise.
6449 * reload.h (struct insn_chain): Likewise.
6450 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6451 * function.h (struct function): Likewise.
6452 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6454 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6456 PR tree-optimization/39516
6457 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6459 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6461 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6462 should be set true if BITS_PER_WORD of target is bigger than 32
6464 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6466 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6467 Translate -B-options to -rpath-link. Correct existing
6468 rpath-link and conditionalize on !nostdlib.
6470 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6472 * doc/extend.texi (Function Attributes, Variable Attributes):
6474 * doc/invoke.texi (Debugging Options, Optimize Options)
6475 (i386 and x86-64 Options, MCore Options): Likewise.
6477 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6480 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6481 it for block local namespace aliases.
6482 (gen_decl_die): Pass context_die to gen_namespace_die.
6484 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6487 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6488 minimum or maximum value.
6490 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6492 * reginfo.c (globalize_reg): Recompute derived reg sets.
6494 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6497 * libgcc2.c (mprotect): Do not use signed arguments for
6498 VirtualProtect, use DWORD arguments. Also fix the 'may
6499 be used uninitialized' warning for the np variable.
6501 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6504 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6505 functions using regparm calling conventions when not optimizing.
6506 (ix86_function_sseregparm): Similarly for sseregparm calling
6509 2009-03-19 Li Feng <nemokingdom@gmail.com>
6512 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6513 dependence if the first conflict is after niter iterations.
6515 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6518 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6519 functions with dynamic stack-pointer adjustments.
6521 2009-03-19 Ben Elliston <bje@au.ibm.com>
6523 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6524 option; change to -msdata=data.
6526 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6528 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6531 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6534 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6536 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6538 * doc/invoke.texi (Code Gen Options): Expand discussion of
6541 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6543 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6544 * matrix-reorg.c (struct matrix_info): Likewise.
6545 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6546 * rtl.h (struct mem_attrs): Likewise.
6547 * df.h (struct df): Likewise.
6548 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6549 * ira-int.h (struct ira_allocno): Likewise.
6550 * df-scan.c (struct df_collection_rec): Likewise.
6551 * ira.c (struct equivalence): Likewise.
6552 * function.c (struct temp_slot): Likewise.
6553 * cfgloop.h (struct loop): Likewise.
6556 * function.c (use_register_for_decl): When not optimizing, disregard
6557 register keyword for variables with types containing methods.
6559 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6562 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6563 (is_simple_operand): Call contains_component_ref_p before calling data
6564 reference analysis that would fail on COMPONENT_REFs.
6566 * tree-vrp.c (search_for_addr_array): Fix formatting.
6568 2009-03-18 Richard Guenther <rguenther@suse.de>
6570 * tree-vect-transform.c (vect_loop_versioning): Fold the
6571 generated comparisons.
6572 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6573 (slpeel_tree_peel_loop_to_edge): Likewise.
6575 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6578 * opts.c (print_specific_help): In addition to `undocumented',
6579 accept `separate' and `joined' flags if passed alone. Describe
6580 output by the first matched one of those.
6581 (common_handle_option): Skip over empty strings.
6582 * gcc.c (display_help): Fix help string for `--help='.
6583 * doc/invoke.texi (Option Summary, Overall Options): With
6584 `--help=', classes and qualifiers can both be repeated, but
6585 only the latter can be negated. One should not pass only
6586 negated qualifiers. Fix markup and examples.
6589 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6591 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6592 and -fhelp=separate.
6594 2009-03-17 Jing Yu <jingyu@google.com>
6597 * function.h (struct rtl_data): Move is_thunk from here...
6598 (struct function): ...to here.
6599 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6600 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6602 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6604 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6605 (alpha_output_function_end_prologue): Likewise.
6606 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6607 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6608 (rs6000_output_function_epilogue): Likewise.
6609 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6611 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6614 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6615 from different units in a single alternative.
6616 (*truncdfsf_i387): Ditto.
6617 (*truncxfsf2_mixed): Ditto.
6618 (*truncxfdf2_mixed): Ditto.
6620 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6622 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6623 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6626 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6627 unused non-artificial variables when not optimizing.
6630 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6631 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6632 NAMESPACE_DECL in its DECL_INITIAL.
6635 * optabs.c (set_user_assembler_libfunc): New function.
6636 * expr.h (set_user_assembler_libfunc): New prototype.
6637 * c-common.c: Include libfuncs.h.
6638 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6639 for memcmp, memset, memcpy, memmove and abort.
6640 * Makefile.in (c-common.o): Depend on libfuncs.h.
6643 * dwarf2out.c (gen_inlined_enumeration_type_die,
6644 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6645 gen_tagged_type_instantiation_die): Removed.
6646 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6649 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6652 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6654 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6655 (check-parallel-%): Ditto.
6656 (check-consistency): Ditto.
6658 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6660 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6661 local variable rhs by NULL_TREE.
6663 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6666 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6668 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6671 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6673 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6676 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6677 for ms->sysv ABI calls only in 64bit mode.
6679 * config/i386/i386.md (untyped_call): Support 32bit.
6681 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6683 * doc/extend.texi: Replace x86_65 with x86_64.
6685 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6687 PR tree-optimization/39455
6688 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6689 mismatches for POINTER_TYPE_P (type).
6690 (number_of_iterations_le): Likewise.
6692 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6694 * config/picochip/picochip.c: Removed profiling support.
6695 * config/picochip/picochip.md: Removed profiling instruction.
6696 * config/picochip/picochip.h: Removed profiling builtin.
6698 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6700 * doc/install.texi (--with-host-libstdcxx): Document.
6702 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6705 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6706 generate a warning if the function name does not begin with
6707 "__vector" and the function has either the 'signal' or 'interrupt'
6708 attribute, from here to ...
6709 (avr_declare_function_name): ...here. New function.
6710 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6711 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6713 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6716 * cse.c (fold_rtx): Don't modify original const_arg1 when
6717 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6718 separate variable instead.
6719 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6720 from out of range shift counts.
6721 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6723 2009-03-13 Catherine Moore <clm@codesourcery.com>
6725 * config/i386/x-mingw32 (host-mingw32.o): Replace
6726 diagnostic.h with $(DIAGNOSTIC_H).
6728 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6731 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6733 * config/i386/sync.md (sync_compare_and_swap<mode>,
6734 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6735 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6737 (sync_double_compare_and_swapdi_pic,
6738 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6739 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6741 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6744 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6746 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6749 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6750 (avx_addsubv4df3): Likewise.
6751 (*avx_addsubv4sf3): Likewise.
6752 (sse3_addsubv4sf3): Likewise.
6754 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6757 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6759 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6762 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6763 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6764 registers for allocnos created from user-defined variables.
6766 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6769 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6770 of non-integer mode as well.
6772 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6774 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6775 for functions for which the parameter types are unknown.
6777 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6780 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6781 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6782 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6783 * config/i386/i386.c (ix86_local_alignment): For
6784 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6785 long long variables on the stack to avoid dynamic realignment.
6786 Allow the first argument to be a decl rather than type.
6787 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6789 2009-03-11 Nick Clifton <nickc@redhat.com>
6792 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6794 Add description to mno-lsim option.
6795 * config/mcore/mcore.h: Remove comment about deprecated m4align
6797 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6798 * doc/invoke.texi: Add description of mno-lsim and
6799 mstack-increment options.
6801 * config/fr30/fr30.opt: Document the -mno-lsim option.
6802 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6803 and -mno-lsim options.
6805 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6807 * fold-const.c (fold_comparison): Only call fold_inf_compare
6808 if the mode supports infinities.
6810 2009-03-11 Jason Merrill <jason@redhat.com>
6813 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6814 end already did. Notice GIMPLE_CALL modifications of the result.
6815 Don't copy debug information from an ignored decl or a decl from
6818 2009-03-10 Richard Guenther <rguenther@suse.de>
6819 Nathan Froyd <froydnj@codesourcery.com>
6822 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6823 (__divMODE3): Likewise.
6825 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6827 PR tree-optimization/39394
6828 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6829 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6831 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6833 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6834 inline asms for register asm ("") declarations.
6836 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6838 * fold-const.c (fold_unary): Fix comment.
6840 2009-03-07 Jan Hubicka <jh@suse.cz>
6843 * tree-inline.c (setup_one_parameter): Do replacement of const
6844 argument by constant in SSA form.
6846 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6849 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6850 determine alignment passed to assign_stack_local.
6851 (assign_parms_unsplit_complex): Likewise.
6852 * except.c (sjlj_build_landing_pads): Likewise.
6854 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6857 * tree-flow.h (add_referenced_var): Return bool instead of void.
6858 * tree-dfa.c (add_referenced_var): Return result of
6859 referenced_var_check_and_insert call.
6860 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6861 of referenced_var_check_and_insert.
6864 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6865 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6866 DIE, don't emit it if abstract origin already has it.
6867 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6868 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6870 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6872 * genpreds.c (needs_variable): Fix parentheses at variable name
6874 (write_tm_constrs_h): Indent generated code.
6876 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6878 * doc/extend.texi (Function Attributes): Add documentation
6881 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6884 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6885 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6887 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6889 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6892 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6895 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6896 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6898 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6900 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6901 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6902 constants instead of magic numbers.
6903 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6905 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6906 (x86_64_ms_abi_int_parameter_registers): Ditto.
6907 (x86_64_int_return_registers): Ditto.
6908 (ix86_maybe_switch_abi): Ditto.
6909 (ix86_expand_call): Ditto for clobbered_registers array.
6910 (ix86_hard_regno_mode_ok): Ditto.
6911 (x86_extended_QIreg_mentioned_p): Ditto.
6913 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6915 PR tree-optimization/39349
6916 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6918 * combine.c (gen_lowpart_for_combine): Use omode when generating
6921 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6923 PR rtl-optimization/39235
6924 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6926 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6928 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6930 2009-03-04 Richard Guenther <rguenther@suse.de>
6932 PR tree-optimization/39362
6933 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6934 that occur in abnormal PHIs should be varying.
6936 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6938 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6940 (simple_iv): Take loop as an argument instead of statement.
6941 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6942 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6944 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6946 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6947 * matrix-reorg.c (analyze_transpose): Ditto.
6948 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6949 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6950 * tree-predcom.c (ref_at_iteration): Ditto.
6951 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6953 2009-03-04 Richard Guenther <rguenther@suse.de>
6955 PR tree-optimization/39358
6956 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6957 escaped_id and callused_id.
6958 (solve_graph): Likewise.
6960 2009-03-04 Richard Guenther <rguenther@suse.de>
6962 PR tree-optimization/39339
6963 * tree-sra.c (try_instantiate_multiple_fields): Make it
6964 no longer ICE on the above.
6966 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6968 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6969 that fits within Pmode.
6971 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6974 * tm.texi (LIBCALL_VALUE): Update description.
6976 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6979 * doc/extend.texi (section): Update description.
6981 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6984 * tree-inline.c (remapped_type): New.
6985 (can_be_nonlocal): Call remapped_type instead of remap_type.
6987 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6990 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6991 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6993 2009-03-03 Richard Guenther <rguenther@suse.de>
6996 * tree.c (tree_nonartificial_location): New function.
6997 * tree.h (tree_nonartificial_location): Declare.
6998 * builtins.c (expand_builtin_memory_chk): Provide location
6999 of the call location for artificial function pieces.
7000 (maybe_emit_chk_warning): Likewise.
7001 (maybe_emit_sprintf_chk_warning): Likewise.
7002 (maybe_emit_free_warning): Likewise.
7003 * expr.c (expand_expr_real_1): Likewise.
7005 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7007 PR tree-optimization/39343
7008 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7009 COMPONENT_REF t has ARRAY_TYPE.
7011 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7014 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7015 when the type precision of the induction variable should be
7016 larger than the type precision of nit.
7017 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7018 * graphite.c (graphite_loop_normal_form): Same.
7019 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7021 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7023 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7024 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7025 numbers to describe clobbered registers.
7026 (*call_value_0_rex64_ms_sysv): Ditto.
7027 * config/i386/mmx.md (mmx_emms): Ditto.
7030 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7032 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7035 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7037 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7038 (spu_section_type_flags): New function.
7040 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7042 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7043 reg_class_contents of FLOAT_REGS into a temporary.
7045 2009-03-02 Richard Guenther <rguenther@suse.de>
7046 Ira Rosen <irar@il.ibm.com>
7048 PR tree-optimization/39318
7049 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7050 information to the vectorized statement.
7052 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7054 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7055 variable. Use defined names instead of magic constants for REX SSE
7058 2009-03-01 Richard Guenther <rguenther@suse.de>
7060 PR tree-optimization/39331
7061 * omp-low.c (lower_send_shared_vars): Do not receive new
7062 values for the reference of DECL_BY_REFERENCE parms or results.
7064 2009-03-01 Jan Hubicka <jh@suse.cz>
7067 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7068 BLOCK_NONLOCALIZED_VAR): New macros.
7069 (tree_block): Add nonlocalized_vars.
7070 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7071 gen_decl_die): Add origin argument. Allow generation of die with
7072 origin at hand only.
7073 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7074 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7076 (gen_block_die): Fix checking for unused blocks.
7077 (process_scope_var): Break out from .... ; work with origins only.
7078 (decls_for_scope) ... here; process nonlocalized list.
7079 (dwarf2out_ignore_block): Look for nonlocalized vars.
7080 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7082 (dump_scope_block): Dump them.
7083 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7084 (remap_block): Likewise.
7085 (can_be_nonlocal): New predicate.
7086 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7088 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7090 * configure: Regenerate.
7092 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7094 * optc-gen.awk: No need to duplicate option flags twice.
7095 Reuse help texts for duplicate options which do not have any.
7097 * gcc.c (display_help): Document --version.
7099 * gcc.c (main): If print_help_list and verbose_flag, ensure
7100 driver output comes before subprocess output.
7102 * optc-gen.awk: Assign all remaining fields to help string,
7103 space-separated, for multi-line help in *.opt.
7105 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7106 -Wno-pedantic-ms-format is for MinGW targets only.
7108 * doc/options.texi (Option file format): Fix bad indentation,
7109 restoring dropped sentence.
7111 2009-02-28 Jan Hubicka <jh@suse.cz>
7113 * tree-inline.c (tree_function_versioning): Output debug info.
7115 2009-02-28 Jan Hubicka <jh@suse.cz>
7118 * tree-inline.c (setup_one_parameter): Do not copy propagate
7119 arguments when not optimizing.
7121 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7124 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7125 (avx_addsubv4df3): Likewise.
7126 (*avx_addsubv4sf3): Likewise.
7127 (sse3_addsubv4sf3): Likewise.
7128 (*avx_addsubv2df3): Likewise.
7129 (sse3_addsubv2df3): Likewise.
7130 (avx_unpckhps256): Correct item selectors.
7131 (avx_unpcklps256): Likewise.
7132 (avx_unpckhpd256): Likewise.
7133 (avx_unpcklpd256): Likewise.
7135 2009-02-28 Jan Hubicka <jh@suse.cz>
7137 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7139 (copy_arguments_for_versioning): If var is declared don't declare it.
7140 (tree_function_versioning): First setup substitutions and then copy
7143 2009-02-27 Jan Hubicka <jh@suse.cz>
7146 * cgraph.h (varpool_output_debug_info): Remove.
7147 * cgraphunit.c (varpool_output_debug_info): Remove.
7148 * dwarf2out.c (deferred_locations_struct): New struct
7149 (deferred_locations): New type.
7150 (deferred_locations_list): New static var.
7151 (deffer_location): New function.
7152 (gen_variable_die): Use it.
7153 (decls_for_scope): Output info on local static vars.
7154 (dwarf2out_finish): Process deferred locations.
7155 * varpool.c (varpool_output_debug_info): Remove.
7157 2009-02-27 Jan Hubicka <jh@suse.cz>
7160 * tree.h (TREE_PROTECTED): Fix comment.
7161 (BLOCK_HANDLER_BLOCK): Remove.
7162 (struct tree_block): Remove handler_block add body_block.
7163 (inlined_function_outer_scope_p): New.
7164 (is_body_block): Remove.
7165 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7166 * dwarf2out.c (is_inlined_entry_point): Remove.
7167 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7168 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7170 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7171 * gimplify.c (gimplify_expr): Gimplify body blocks.
7172 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7173 block with multiple subblocks.
7174 (dump_scope_block): Prettier output; dump more flags and info.
7175 (dump_scope_blocks): New.
7176 (remove_unused_locals): Use dump_scope_blocks.
7177 * tree-flow.h (dump_scope_blocks): Declare.
7178 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7179 * stmt.c (is_body_block): Remove.
7180 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7181 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7183 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7186 * graphite.c (graphite_loop_normal_form): Do not call
7187 number_of_iterations_exit from a gcc_assert.
7189 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7191 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7192 jumps if COND is NULL.
7193 (find_cond_jump): New function.
7194 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7195 * config/s390/s390.md: Remove z10_cobra attribute value.
7197 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7199 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7200 force_const_mem returns NULL_RTX.
7202 2009-02-26 Jan Hubicka <jh@suse.cz>
7205 * cgraph.h (varpool_output_debug_info): Remove.
7206 * cgraphunit.c (varpool_output_debug_info): Remove.
7207 * dwarf2out.c (deferred_locations_struct): New struct
7208 (deferred_locations): New type.
7209 (deferred_locations_list): New static var.
7210 (deffer_location): New function.
7211 (gen_variable_die): Use it.
7212 (decls_for_scope): Output info on local static vars.
7213 (dwarf2out_finish): Process deferred locations.
7214 * varpool.c (varpool_output_debug_info): Remove.
7216 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7218 PR rtl-optimization/39241
7219 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7220 to subreg_offset_representable_p.
7222 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7224 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7225 execute function prototype. Get f and nregs from max_reg_num
7226 and get_insns. Remove the first backward pass as it's dead,
7227 guard the forward pass by flag_expensive_optimizations.
7228 (rest_of_handle_regmove): Delete.
7229 (pass_regmove): Replace it with regmove_optimize.
7231 2009-02-25 Martin Jambor <mjambor@suse.cz>
7233 PR tree-optimization/39259
7234 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7235 calls_alloca function flags.
7236 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7239 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7241 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7242 flags_set_1_rtx, flags_set_1_set): Delete.
7243 (regmove_optimize): Do not call mark_flags_life_zones.
7245 2009-02-24 Julian Brown <julian@codesourcery.com>
7248 * config/arm/arm.c (require_pic_register): Only set
7249 cfun->machine->pic_reg once per function.
7251 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7253 * doc/invoke.texi (Link Options): Document an easier way to pass
7254 options that take arguments to the GNU linker using -Xlinker and -Wl.
7256 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7259 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7261 2009-02-24 Richard Guenther <rguenther@suse.de>
7264 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7266 2009-02-24 Richard Guenther <rguenther@suse.de>
7267 Zdenek Dvorak <ook@ucw.cz>
7269 PR tree-optimization/39233
7270 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7271 from converting them to a generic type.
7273 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7275 PR tree-optimization/39260
7276 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7277 contains a condition with a real type.
7278 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7280 2009-02-23 Jason Merrill <jason@redhat.com>
7283 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7284 narrowing_initializer_constant_valid_p.
7285 (narrowing_initializer_constant_valid_p): Don't return
7286 null_pointer_node for adding a pointer to itself.
7288 2009-02-23 Jan Hubicka <jh@suse.cz>
7291 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7294 2009-02-23 Jan Hubicka <jh@suse.cz>
7296 PR tree-optimization/37709
7297 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7298 * tree.h (block_ultimate_origin): Declare.
7299 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7300 * tree-ssa-live.c (remove_unused_scope_block_p):
7301 Eliminate blocks containig no instructions nor live variables nor
7303 (dump_scope_block): New function.
7304 (remove_unused_locals): Enable removal of dead blocks by default;
7305 enable dumping at TDF_DETAILS.
7307 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7309 * config/i386/i386.c (classify_argument): Don't allow COImode
7311 (function_arg_advance_32): Don't allow OImode.
7312 (function_arg_32): Likewise.
7313 (function_value_32): Likewise.
7314 (return_in_memory_32): Likewise.
7315 (function_arg_64): Remove OImode comment.
7317 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7320 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7321 ix86_expand_vector_set for V4DImode in 64bit mode only.
7322 (ix86_expand_vector_init_one_var): Likewise.
7324 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7326 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7328 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7331 * loop-iv.c: Revert last change.
7332 * emit-rtl.c: Likewise.
7334 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7337 * config/i386/i386.c (type_natural_mode): Remove an extra
7338 space in the warning message.
7339 (function_value_32): Handle 32-byte vector modes.
7340 (return_in_memory_32): Likewise.
7342 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7344 * loop-iv.c (truncate_value): New function.
7345 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7347 (lowpart_subreg): Move to...
7348 * emit-rtl.c: ...here.
7350 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7352 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7353 accidental and undocumented change at revision 140860.
7355 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7357 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7358 take gimple_seq * arguments.
7359 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7360 types_compatible_p langhook.
7362 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7363 Joseph Myers <joseph@codesourcery.com>
7365 * config/arm/arm.c (arm_builtin_va_list): New function.
7366 (arm_expand_builtin_va_start): Likewise.
7367 (arm_gimplify_va_arg_expr): Likewise.
7368 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7369 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7370 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7371 (va_list_type): New variable.
7372 (arm_mangle_type): Mangle va_list_type appropriately.
7374 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7377 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7378 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7379 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7380 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7381 parameter to 1000 for -O1 by default.
7382 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7384 * loop-invariant.c: Include params.h.
7385 (move_loop_invariants): Don't call move_single_loop_invariants on
7388 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7390 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7391 offset when calculating bounds for indexing stack_usage_map. Fixes
7392 a buffer overflow with certain target setups.
7394 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7397 * calls.c (expand_call): Clear try_tail_call if caller and callee
7398 disagree in promotion of function return value.
7400 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7403 * c-common.c (c_determine_visibility): If visibility changed and
7404 DECL_RTL has been already set, call make_decl_rtl to update symbol
7407 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7410 * varasm.c (assemble_variable): Don't check DECL_NAME when
7411 globalizing a variable.
7413 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7416 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7417 expression before any __builtin_trap call.
7418 * c-typeck.c (build_function_call): Convert and check function
7419 arguments before generating a call to a trap. Evaluate the
7420 function arguments before the trap.
7422 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7425 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7426 (UNSPEC_FXAM_MEM): New unspec.
7427 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7428 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7429 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7431 2009-02-19 Richard Guenther <rguenther@suse.de>
7433 PR tree-optimization/39207
7434 PR tree-optimization/39074
7435 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7436 storedanything_tree): New.
7437 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7438 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7439 (build_succ_graph): Add edges from STOREDANYTHING to all
7441 (init_base_vars): Initialize STOREDANYTHING.
7442 (compute_points_to_sets): Free substitution info after
7443 building the succ graph.
7444 (ipa_pta_execute): Likewise.
7446 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7448 (do_ds_constraint): Do not add to special var or non-pointer
7450 (type_could_have_pointers): Split out from ...
7451 (could_have_pointers): ... here. For arrays use the element type.
7452 (create_variable_info_for): Initialize may_have_pointers.
7453 (new_var_info): Likewise.
7454 (handle_lhs_call): Make the HEAP variable unknown-sized.
7455 (intra_create_variable_infos): Use a type with pointers for
7456 PARM_NOALIAS, make it unknown-sized.
7458 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7461 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7463 2009-02-18 Jason Merrill <jason@redhat.com>
7466 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7467 value if DECL_EXTERNAL.
7468 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7469 * target.h (gcc_target::binds_local_p): Clarify "module".
7470 * tree.h (TREE_PUBLIC): Clarify "module".
7472 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7475 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7476 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7478 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7481 * c.opt (Wabi): Support C and ObjC.
7484 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7486 * config/i386/i386.c (classify_argument): Warn once about the ABI
7487 change when passing union with long double.
7489 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7491 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7494 * c-parser.c (c_parser_compound_statement): Always enter and leave
7497 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7500 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7502 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7504 PR tree-optimization/36922
7505 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7506 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7509 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7511 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7514 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7516 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7518 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7520 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7523 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7524 Richard Sandiford <rdsandiford@googlemail.com>
7526 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7527 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7528 (loongson_biadd): ...this.
7530 2009-02-17 Richard Guenther <rguenther@suse.de>
7532 PR tree-optimization/39202
7533 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7534 a var make sure to follow existing collapses.
7536 2009-02-17 Richard Guenther <rguenther@suse.de>
7539 * langhooks.c (lhd_print_error_function): Check for NULL block.
7541 2009-02-17 Richard Guenther <rguenther@suse.de>
7543 PR tree-optimization/39204
7544 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7547 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7549 * config/soft-fp/double.h: Update from glibc CVS.
7551 2009-02-17 Richard Guenther <rguenther@suse.de>
7553 PR tree-optimization/39207
7554 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7555 strict-aliasing warnings for pointers pointing to NULL.
7557 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7560 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7561 skipping until next close brace.
7563 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7566 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7567 to function argument boundary.
7569 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7571 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7572 in the lea_add. Reload eventually constraints it properly.
7573 * config/picochip/constraints.md : Remove the target constraint
7574 "b", since it is not needed anymore.
7576 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7578 * gthr-dce.h: Uglify function parameter and local variable names.
7579 * gthr-gnat.h: Likewise.
7580 * gthr-mipssde.h: Likewise.
7581 * gthr-nks.h: Likewise.
7582 * gthr-posix95.h: Likewise.
7583 * gthr-posix.h: Likewise.
7584 * gthr-rtems.h: Likewise.
7585 * gthr-single.h: Likewise.
7586 * gthr-solaris.h: Likewise.
7587 * gthr-tpf.h: Likewise.
7588 * gthr-vxworks.h: Likewise.
7589 * gthr-win32.h: Likewise.
7591 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7594 * config/i386/i386.md: Restrict the new peephole2 to move
7595 between MMX/SSE registers.
7597 2009-02-15 Richard Guenther <rguenther@suse.de>
7600 2009-02-13 Richard Guenther <rguenther@suse.de>
7602 * configure.ac: Enable LFS.
7603 * configure: Re-generate.
7604 * config.in: Likewise.
7606 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7608 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7609 spu_srqwbyte, spu_srqwbytebc): Define.
7610 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7611 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7612 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7613 "shrqby_<mode>"): New insn-and-split patterns.
7614 * config/spu/spu.c (expand_builtin_args): Determine and return
7615 number of operands using spu_builtin_description data.
7616 (spu_expand_builtin_1): Use it.
7618 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7621 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7624 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7627 * config/i386/i386.c (override_options): Correct warning
7628 messages for -malign-loops, -malign-jumps and -malign-functions.
7630 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7633 * config/i386/i386.md: Restrict the new peephole2 to move
7634 between the general purpose registers.
7636 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7639 * config/i386/i386.c (type_natural_mode): Add a new argument.
7640 Return the original mode and warn ABI change if vector size is 32byte.
7641 (function_arg_advance): Updated.
7642 (function_arg): Likewise.
7643 (ix86_function_value): Likewise.
7644 (ix86_return_in_memory): Likewise.
7645 (ix86_sol10_return_in_memory): Likewise.
7646 (ix86_gimplify_va_arg): Likewise.
7647 (function_arg_32): Don't warn ABX ABI change here.
7648 (function_arg_64): Likewise.
7650 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7652 * loop-iv.c (implies_p): In the final case, test that operands 0
7653 of the two comparisons match.
7655 * config/bfin/bfin.c (find_prev_insn_start): New function.
7656 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7657 (find_next_insn_start): Move.
7659 2009-02-13 Richard Guenther <rguenther@suse.de>
7661 * configure.ac: Enable LFS.
7662 * configure: Re-generate.
7663 * config.in: Likewise.
7665 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7668 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7669 sizes on syntax error after some arguments have been parsed.
7671 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7673 * doc/invoke.texi (-fira): Remove.
7675 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7677 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7678 * recog.c: Likewise.
7681 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7683 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7684 (umul_ppmm): Likewise.
7685 (count_leading_zeros): Likewise.
7686 (count_trailing_zeros): Likewise.
7687 (UMUL_TIME): Likewise.
7689 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7691 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7692 soft-fp/t-softfp to tmake_file.
7694 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7695 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7696 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7697 IA64_BUILTIN_INFQ]: New.
7698 (ia64_init_builtins): Initialize __builtin_infq,
7699 __builtin_fabsq and __builtin_copysignq if not HPUX.
7700 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7701 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7703 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7705 (__fixtfti): Likewise.
7706 (__fixunstfti): Likewise.
7707 (__floattitf): Likewise.
7709 * config/ia64/libgcc-glibc.ver: New.
7710 * config/ia64/t-fprules-softfp: Likewise.
7711 * config/ia64/sfp-machine.h: Likewise.
7713 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7714 (LIBGCC2_TF_CEXT): Likewise.
7715 (TF_SIZE): Likewise.
7716 (TARGET_INIT_LIBFUNCS): Likewise.
7718 * config/ia64/t-glibc (SHLINB_MAPFILES):
7719 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7721 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7723 * config/i386/i386.c (construct_container): Rewrite processing
7724 BLKmode with X86_64_SSE_CLASS.
7726 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7729 * config/i386/i386.md: Replace simplify_replace_rtx with
7730 replace_rtx in the new peephole2.
7732 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7734 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7735 loop unrolling do not happen at -O2.
7737 2009-02-12 Michael Matz <matz@suse.de>
7739 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7741 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7743 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7746 2009-02-12 Ben Elliston <bje@au.ibm.com>
7748 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7749 patterns when updating the back chain. Missed in the 2009-02-10
7752 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7754 * doc/extend.texi (Decimal Floating Types): Update identifier of
7755 draft TR and list of missing support.
7757 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7760 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7761 bit to variable length decl's flags, add it also to its
7762 pointer replacement variable.
7764 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7765 Jakub Jelinek <jakub@redhat.com>
7768 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7769 (memory_blockage): New expander.
7770 (*memory_blockage): New insn pattern.
7771 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7772 instead of general blockage at the end of function prologue when
7773 frame pointer is used to access red zone area. Do not emit blockage
7774 when profiling, it is emitted in generic code.
7775 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7776 function epilogue when frame pointer is used to access red zone area.
7778 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7781 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7782 by arithmetic with memory operands.
7783 * config/i386/predicates.md (commutative_operator): New.
7785 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7787 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7790 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7792 * alias.h (record_alias_subset): Declare.
7793 * alias.c (record_alias_subset): Make global.
7795 2009-02-10 Nick Clifton <nickc@redhat.com>
7797 * tree-parloops.c: Change license to GPLv3.
7798 * ipa-struct-reorg.c: Change license to GPLv3.
7799 * ipa-struct-reorg.h: Change license to GPLv3.
7801 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7804 * c-decl.c (start_struct): Return NULL on error.
7806 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7809 * cfgloopmanip.c (remove_path): Call remove_bbs after
7810 cancel_loop_tree, not before it.
7813 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7814 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7815 VAR_DECLs were seen.
7816 * tree-ssa-live.c (remove_unused_locals): Recompute
7817 cfun->has_local_explicit_reg_vars.
7818 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7819 copies or clearings if cfun->has_local_explicit_reg_vars.
7821 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7824 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7825 of function prologue when frame pointer is used to access
7828 2009-02-10 Richard Guenther <rguenther@suse.de>
7831 * gimplify.c (gimple_regimplify_operands): Always look if
7832 we need to create a temporary.
7834 2009-02-10 Richard Guenther <rguenther@suse.de>
7836 PR tree-optimization/39132
7837 * tree-loop-distribution.c (todo): New global var.
7838 (generate_memset_zero): Trigger TODO_rebuild_alias.
7839 (tree_loop_distribution): Return todo.
7841 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7844 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7845 (x86_64_reg_class_name): Removed.
7846 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7847 first one isn't X86_64_SSE_CLASS or any other ones aren't
7848 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7849 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7850 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7851 and 3 X86_64_SSEUP_CLASS.
7852 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7853 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7855 2009-02-10 Ben Elliston <bje@au.ibm.com>
7857 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7858 form instruction to update the stack back chain word, even if the
7859 user has disabled the generation of update instructions.
7860 (movdi_<mode>_update_stack): New.
7861 (movsi_update_stack): Likewise.
7862 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7863 always use an update form instruction to update the stack back
7866 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7869 * graphite.c (if_region_set_false_region): After moving a region in
7870 the false branch of a condition, remove the empty dummy basic block.
7871 (gloog): Remove wrong fix for PR38953.
7873 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7875 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7876 generation due to implicit sign extension.
7878 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7881 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7882 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7884 2009-02-09 Richard Guenther <rguenther@suse.de>
7887 * convert.c (convert_to_real): Disable (float)fn((double)x)
7888 to fnf(x) conversion if errno differences may occur and
7889 -fmath-errno is set.
7891 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7893 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7894 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7895 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7897 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7900 * c-common.c (handle_alias_attribute): Disallow attribute for
7901 anything not a FUNCTION_DECL or VAR_DECL.
7903 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7906 * real.c (do_compare): Special-case compare of zero against
7907 decimal float value.
7909 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7912 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7913 as indicating flexible array members unless the field itself is
7914 being declarared as the incomplete array.
7916 2009-02-06 Jan Hubicka <jh@suse.cz>
7918 PR tree-optimization/38844
7919 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7922 2009-02-06 Richard Guenther <rguenther@suse.de>
7925 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7926 fork because we may expand it as __gcov_fork.
7928 2009-02-06 Nick Clifton <nickc@redhat.com>
7930 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7932 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7934 PR tree-optimization/35659
7935 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7936 vn_phi_eq): Shortcut if hashcode does not match.
7937 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7939 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7940 and avoid iterative_hash_expr.
7941 (FOR_EACH_VALUE_ID_IN_SET): New.
7942 (value_id_compare): Remove.
7943 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7944 sort expressions by value id.
7946 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7949 * config/sh/predicates.md (general_movsrc_operand): Don't check
7950 the subreg of system registers here.
7952 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7955 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7958 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7960 PR rtl-optimization/39110
7961 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7962 addresses, not aligned ones.
7964 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7965 Richard Guenther <rguenther@suse.de>
7967 PR tree-optimization/39100
7968 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7969 comment says and add edges.
7971 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7974 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7975 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7977 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7979 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7980 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7981 register_bb_in_sese, new_sese, free_sese): Moved.
7982 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7983 outermost_loop_in_scop, build_scop_iteration_domain,
7984 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7985 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7986 Use loop_in_sese_p instead of loop_in_scop_p.
7987 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7988 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7989 (scopdet_basic_block_info): Fix bug in scop detection.
7990 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7991 eq_loop_to_cloog_loop): Remove.
7992 (nb_loops_around_loop_in_scop, nb_loop
7993 ref_nb_loops): Moved here...
7994 * graphite.h (ref_nb_loops): ... from here.
7995 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7996 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7997 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7998 * testsuite/gcc.dg/graphite/scop-19.c: New
8000 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8001 Hans-Peter Nilsson <hp@axis.com>
8003 PR rtl-optimization/37889
8004 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8005 Move offset handling from PLUS to before the switch. Use new
8006 arguments when considering SYMBOL_REFs too.
8007 (rtx_addr_can_trap_p): Pass dummy offset and size.
8008 (enum may_trap_p_flags): Remove.
8009 (may_trap_p_1): Pass size from MEM_SIZE.
8011 PR rtl-optimization/38921
8012 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8013 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8014 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8015 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8017 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8019 AVX Programming Reference (January, 2009)
8020 * config/i386/sse.md (*vpclmulqdq): New.
8022 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8024 PR tree-optimization/38977
8025 PR gcov-profile/38292
8026 * calls.c (special_function_p): Disregard __builtin_ prefix.
8028 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8030 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8031 non-indexable addresses even before reload.
8033 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8036 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8037 as having variable size. Do not give an error for unnamed
8038 parameters with [*] declarators. Give a warning for type names
8039 with [*] declarators and mark them as variable size.
8040 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8041 for sizeof applied to [*] type names.
8043 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8046 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8048 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8050 * gcc.c (process_command): Update copyright notice dates.
8051 * gcov.c (print_version): Likewise.
8052 * gcov-dump.c (print_version): Likewise.
8053 * mips-tfile.c (main): Likewise.
8054 * mips-tdump.c (main): Likewise.
8056 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8059 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8060 for composite type involving a zero-length array type.
8062 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8065 * function.c (match_asm_constraints_1): Skip over
8066 initial optional % in the constraint.
8069 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8070 supported, don't accept FIXED_CSTs.
8071 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8072 and _Sat is used without _Fract/_Accum. Set specs->type to
8073 integer_type_node for cts_fract/cts_accum if fixed point is not
8076 2009-02-02 Catherine Moore <clm@codesourcery.com>
8078 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8080 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8082 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8083 (ABI_HAS_64BIT_SYMBOLS): Use it.
8084 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8086 2009-02-02 Paul Brook <paul@codesourcery.com>
8088 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8090 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8093 * recog.h (asm_operand_ok): Add constraints argument.
8094 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8095 recurse on matching constraint.
8096 (check_asm_operands): Pass constraints as 3rd argument to
8097 asm_operand_ok. Don't look up matching constraint here.
8098 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8101 2009-02-02 Ben Elliston <bje@au.ibm.com>
8103 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8104 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8106 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8108 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8109 information. Remove some obsolete information. Reorganize.
8111 * config/pa/fptr.c: Revert license to GPL 2.
8112 * config/pa/milli64.S: Likewise.
8114 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8117 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8118 LIBRARY name in, instead of hard-coding it.
8119 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8120 extra target make frag to tmake_files according to EH model.
8121 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8122 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8123 frags that define makefile variable EH_MODEL appropriately.
8124 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8125 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8126 to "-sjlj" according to type of EH configured.
8127 (LIBGCC_SONAME): Concatenate it to shared library base name.
8128 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8129 to "_sjlj" according to type of EH configured.
8130 (LIBGCC_SONAME): Concatenate it to shared library base name.
8131 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8132 (SHLIB_LINK): Add missing semicolon to if-else construct.
8133 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8134 string value of "pe_dll" command-line option.
8135 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8136 (SHLIB_SONAME): Use it when overriding t-cygming default.
8137 (SHLIB_IMPLIB): Override t-cygming default.
8138 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8139 string value of "pe_dll" command-line option.
8141 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8144 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8145 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8147 2009-01-31 Richard Guenther <rguenther@suse.de>
8149 PR tree-optimization/38937
8150 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8151 computing the transitive closure.
8153 2009-01-30 Richard Guenther <rguenther@suse.de>
8155 PR tree-optimization/39041
8156 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8157 Propagate variable indices only if the types match for this stmt.
8159 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8162 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8163 inline but never defined.
8165 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8167 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8168 (*insv_h_di_reg_extimm): New insn.
8169 (*insv_l<mode>_reg_extimm): New insn.
8171 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8173 * config/picochip/picochip.c (flag_conserve_stack): set
8174 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8175 fconserve-stack. Reduce call-overhead used by inliner.
8177 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8180 * common.opt (flag_conserve_stack): Initialised to zero.
8182 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8185 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8186 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8189 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8191 * ira-color.c (allocno_reload_assign): Update comments.
8192 * regmove.c (regmove_optimize): Likewise.
8196 2009-01-29 Robert Millan <rmh@aybabtu.com>
8198 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8199 * config/i386/kopensolaris-gnu.h: New file. Undefine
8200 `MD_UNWIND_SUPPORT'.
8201 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8203 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8205 PR tree-optimization/39007
8206 * tree-loop-distribution.c (generate_builtin): Use
8207 recompute_dominator to compute the immediate dominator of the
8208 basic block just after the loop.
8210 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8212 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8213 (ASM_OUTPUT_DWARF_PCREL): Define.
8215 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8217 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8218 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8219 global. Modify entries about regmove and IRA.
8221 * ra-conflict.c: Remove the file.
8223 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8225 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8226 (pass_regclass_init): Rename to pass_reginfo_init.
8228 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8230 * toplev.h (flag_ira): Remove.
8232 * caller-save.c (setup_save_areas): Remove flag_ira.
8234 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8236 * global.c: Remove the file.
8238 * opts.c (decode_options): Remove flag_ira.
8240 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8242 * regmove.c: Modify file description.
8243 (find_use_as_address, try_auto_increment): Define them only if
8244 AUTO_INC_DEC is defined.
8245 (replacement_quality, replace_in_call_usage, fixup_match_1,
8246 stable_and_no_regs_but_for_p): Remove.
8247 (reg_set_in_bb): Make it static.
8248 (regmove_optimize): Remove flag_ira and code which worked for
8251 * local-alloc.c: Remove the file.
8253 * common.opt (fira): Remove.
8255 * ira.c: Include except.h.
8256 (eliminable_regset): Move from global.c.
8257 (mark_elimination): Ditto. Remove flag_ira.
8258 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8259 equiv_mem_modified, validate_equiv_mem_from_store,
8260 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8261 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8262 no_equiv, recorded_label_ref): Move from local-alloc.c.
8263 (update_equiv_regs): Ditto. Make it static.
8264 (print_insn_chain, print_insn_chains): Move it from global.c.
8265 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8266 (build_insn_chain): Ditto. Make it static.
8267 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8268 Rename to init_live_subregs.
8269 (gate_ira): Remove flag_ira.
8271 * regclass.c: Rename reginfo.c. Change file description.
8272 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8273 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8274 (init_reg_sets_1): Remove code for evaluation of
8275 reg_class_superclasses and losing_caller_save_reg_set.
8276 (init_regs): Remove init_reg_autoinc.
8277 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8278 ok_for_base_p_nonstrict): Remove.
8279 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8280 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8281 corresponding entries.
8282 (dump_regclass, record_operand_costs, scan_one_insn,
8283 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8284 record_address_regs, auto_inc_dec_reg_p): Remove.
8285 (gt-regclass.h): Rename to gt-reginfo.h.
8287 * rtl.h (dump_global_regs, retry_global_alloc,
8288 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8290 * Makefile.in (RA_H): Remove.
8291 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8292 Rename regclass.o to reginfo.o.
8293 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8295 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8296 (GTFILES): Rename regclass.c to reginfo.c.
8298 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8299 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8301 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8302 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8304 (finish_spills): Ditto. Remove code for !flag_ira.
8306 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8309 * doc/invoke.texi (rtl debug options): Complete rewrite.
8310 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8312 * mode-switching.c (pass_mode_switching): Rename pass from
8313 "mode-sw" to "mode_sw".
8314 * except.c (pass_convert_to_eh_ranges): Rename pass from
8315 "eh-ranges" to "eh_ranges".
8316 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8320 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8321 Alexander Monakov <amonakov@ispras.ru>
8324 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8326 (move_exprs_to_boundary): Change return type and pass through
8327 should_move from move_op. Relax assert. Update usage ...
8328 (schedule_expr_on_boundary): ... here. Use should_move instead of
8330 (move_op_orig_expr_found): Indicate that insn was disconnected from
8332 (code_motion_process_successors): Do not call after_merge_succs
8333 callback if original expression was not found when traversing any of
8335 (code_motion_path_driver): Change return type. Update prototype.
8336 (move_op): Update comment. Add a new parameter (should_move). Update
8337 prototype. Set *should_move based on indication provided by
8338 move_op_orig_expr_found.
8340 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8342 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8343 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8344 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8345 * config/rs6000/rs6000.c (rs6000_override_options): Default
8346 avoid-indexed-addresses on for Power6, off for everything else.
8347 (avoiding_indexed_address_p): New function.
8348 (rs6000_legitimize_address): Use it.
8349 (rs6000_legitimate_address): Likewise.
8350 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8352 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8354 PR tree-optimization/38997
8355 * tree-loop-distribution.c (generate_memset_zero): Use
8356 POINTER_PLUS_EXPR for a pointer addition.
8358 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8360 * config/s390/s390.md (bswap<mode>2): New pattern added.
8362 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8364 * config/s390/s390.md (*tls_load_31): Added type attribute.
8366 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8368 * config/s390/s390.md: Fix a few comments.
8370 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8372 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8373 (*tm<mode>_full): Fixed z10prop attribute.
8374 (*tst<mode>_extimm): Fixed z10prop attribute.
8375 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8376 (*tstqiCCT_cconly): Fixed z10prop attribute.
8377 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8378 (*movsi_larl): Fixed z10prop attribute.
8379 (*movsi_zarch): Fixed z10prop attribute.
8380 (*movsi_eas): Fixed z10prop attribute.
8381 (*movhi): Fixed z10prop attribute.
8382 (*movqi): Fixed z10prop attribute.
8383 (*movstrictqi): Fixed z10prop attribute.
8384 (*mov<mode>): Fixed z10prop attribute.
8385 (*movcc): Fixed z10prop attribute.
8386 (*sethighpartdi_64): Fixed z10prop attribute.
8387 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8388 (*negdi2_sign_cc): Fixed z10prop attribute.
8389 (*negdi2_sign): Fixed z10prop attribute.
8390 (*absdi2_sign_cc): Fixed z10prop attribute.
8391 (*absdi2_sign): Fixed z10prop attribute.
8392 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8393 (*negabsdi2_sign): Fixed z10prop attribute.
8394 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8395 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8396 (doloop_si64): Fixed z10prop attribute.
8397 (doloop_si31): Fixed z10prop attribute.
8398 (doloop_long): Fixed z10prop attribute.
8399 (indirect_jump): Fixed z10prop attribute.
8400 (nop): Fixed z10prop attribute.
8401 (main_base_64): Fixed z10prop attribute.
8402 (reload_base_64): Fixed z10prop attribute.
8404 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8406 PR rtl-optimization/38740
8407 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8409 * config/mips/mips.c (mips_reorg): Likewise.
8411 2009-01-28 Richard Guenther <rguenther@suse.de>
8413 PR tree-optimization/38926
8414 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8415 with the correct value id to a value.
8416 (do_regular_insertion): Use the value number of edoubleprime
8417 for the value number of the expr.
8420 2008-08-21 Richard Guenther <rguenther@suse.de>
8422 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8423 a PHI ask VN if it is already available.
8424 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8425 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8427 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8430 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8431 set to varying whenever max has TREE_OVERFLOW set, similarly
8432 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8434 2009-01-28 Richard Guenther <rguenther@suse.de>
8437 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8438 uninitialized aggregate uses in call arguments.
8440 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8442 PR tree-optimization/38984
8443 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8444 the nothing_id variable if -fno-delete-null-pointer-checks.
8446 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8449 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8450 (set_got_offset_rex64): Ditto.
8452 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8455 * doc/extend.texi: Improve local variable with asm reg.
8457 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8459 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8460 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8461 was not supplied then set warn_packed_bitfield_compat to the
8463 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8466 2009-01-27 Richard Guenther <rguenther@suse.de>
8468 PR tree-optimization/38503
8469 * cfgexpand.c (expand_gimple_basic_block): Ignore
8470 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8471 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8472 variables that cannot have TBAA applied.
8473 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8476 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8479 * calls.c (initialize_argument_information): Do not wrap complex
8480 arguments in SAVE_EXPR.
8482 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8484 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8485 (INSTALL_LIBGCC): Revert typo commit.
8487 2009-01-26 Richard Guenther <rguenther@suse.de>
8489 PR tree-optimization/38745
8490 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8491 from special handling.
8493 2009-01-26 Richard Guenther <rguenther@suse.de>
8495 PR tree-optimization/38745
8496 * tree-ssa.c (execute_update_addresses_taken): Do not include
8497 variables that cannot possibly be a register in not_reg_needs.
8498 Do not clear TREE_ADDRESSABLE on vars that may not become
8500 * tree-ssa.c (update_alias_info_1): Include those in the set
8501 of addressable vars.
8503 2009-01-26 Richard Guenther <rguenther@suse.de>
8506 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8507 * tree-ssa-dse.c: Include langhooks.h
8508 (execute_simple_dse): Remove stores with zero size.
8510 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8513 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8516 2009-01-24 Julian Brown <julian@codesourcery.com>
8518 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8519 config/arm/linux-atomic.c.
8520 * config/arm/linux-atomic.c: New.
8522 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8524 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8525 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8526 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8528 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8531 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8534 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8536 PR tree-optimization/38953
8537 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8538 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8539 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8540 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8543 2009-01-24 Paul Brook <paul@codesourcery.com>
8545 * config/arm/neon.md (neon_type): Move to arm.md.
8546 (neon_mov<VSTRUCT>): Add neon_type attribute.
8547 * config/arm/arm.md (neon_type): Move to here.
8548 (conds): Add "unconditioal" and use as default for NEON insns.
8550 2009-01-24 Ben Elliston <bje@au.ibm.com>
8552 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8553 void *' warning from -Wc++-compat.
8554 * Makefile.in (dominance.o-warn): Remove.
8556 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8558 PR tree-optimization/38932
8559 * fold-const.c (fold_unary_ignore_overflow): New.
8560 * tree.h (fold_unary_ignore_overflow): Declare.
8561 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8562 * tree-ssa-sccvn.c (visit_reference_op_load,
8563 simplify_unary_expression): Likewise.
8565 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8567 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8568 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8569 regardless of their type.
8570 * c-common.c (handle_packed_attribute): Don't ignore packed on
8572 * c.opt (Wpacked-bitfield-compat): New warning option.
8573 * stor-layout.c (place_field): Warn if offset of a field changed.
8574 * doc/extend.texi (packed): Mention the ABI change.
8575 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8576 (Warning Options): Add it to the list.
8578 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8580 * c-opts.c (c_common_post_options): Fix a typo in comments.
8582 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8585 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8586 variables to static.
8587 * doc/invoke.texi (-fmerge-all-constants): Update description.
8589 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8592 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8593 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8595 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8597 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8599 (LOCAL_ALIGNMENT): Similarly.
8601 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8602 Joseph Myers <joseph@codesourcery.com>
8604 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8605 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8606 * config/arm/arm-tune.md: Regenerate.
8607 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8610 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8612 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8613 version number to five.
8615 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8618 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8619 * c-common.c (set_underlying_type): Likewise.
8620 (is_typedef_decl ): Likewise
8622 (set_underlying_type): Likewise.
8623 (is_typedef_type): Likewise.
8625 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8628 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8631 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8634 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8635 (LIBGCC_SPEC): Don't define.
8636 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8638 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8640 PR rtl-optimization/38879
8641 * alias.c (base_alias_check): Unaligned access via AND address can
8642 alias all surrounding object types except those with sizes equal
8643 or wider than the size of unaligned access.
8645 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8648 * c-decl.c (clone_underlying_type): Move this ...
8649 * c-common.c (set_underlying_type): ... here.
8650 Also, make sure the function properly sets TYPE_STUB_DECL() on
8651 the newly created typedef variant type.
8652 (is_typedef_decl ): New entry point.
8653 * tree.h: Added a new member member_types_needing_access_check to
8654 struct tree_decl_non_common.
8655 (set_underlying_type): New entry point.
8656 (is_typedef_type): Likewise.
8658 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8660 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8661 Check whether two instructions have memory references that
8662 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8663 are helper functions for traversing.
8664 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8665 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8666 not to draw dependency edge for instructions with non-conflicting
8669 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8672 * longlong.h: Update copyright years. Use soft-fp license notice.
8673 Sync __clz_tab declaration with glibc.
8675 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8678 * doc/extend.texi (syscall_linkage): New.
8679 (version_id): Modify.
8681 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8682 Richard Guenther <rguenther@suse.de>
8684 PR tree-optimization/38747
8685 PR tree-optimization/38748
8686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8687 conversion if the base address is an indirect reference and the
8688 aliasing sets could cause issues.
8690 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8692 * common.opt (fgraphite, fgraphite-identity): Add comment for
8693 explaining why these options are not documented.
8695 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8697 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8698 gimple_call_lhs is NULL.
8700 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8703 * emit-rtl.c (adjust_address_1): Make sure memref is never
8706 2009-01-20 Ben Elliston <bje@au.ibm.com>
8708 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8709 const qualifier from arg parameter. Remove unnecessary cast to char *.
8710 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8711 const qualifier from arg 2.
8713 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8715 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8717 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8720 * rtl.h (reinit_regs): New prototype.
8721 * regclass.c: Include ira.h.
8723 * Makefile.in (regclass.o): Add ira.h.
8724 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8726 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8729 * c-common.c (handle_aligned_attribute): Use
8730 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8731 default alignment value.
8733 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8735 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8736 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8738 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8739 __BIGGEST_ALIGNMENT__.
8741 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8743 2009-01-18 Richard Guenther <rguenther@suse.de>
8745 PR tree-optimization/38819
8746 * tree-flow.h (operation_could_trap_helper_p): Declare.
8747 * tree-eh.c (operation_could_trap_helper_p): Export.
8748 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8749 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8750 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8751 are about to insert a possibly trapping instruction and fail
8754 2009-01-18 Andreas Schwab <schwab@suse.de>
8756 * doc/install.texi (Configuration): Remove obsolete paragraph
8757 about use of --with-gnu-ld with --with-gnu-as.
8759 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8761 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8762 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8763 Follow spelling conventions.
8765 2009-01-18 Ben Elliston <bje@au.ibm.com>
8767 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8768 C++ warning about implicit conversion from void * to struct
8770 (bitmap_obstack_free): Likewise for bitmap_element *.
8771 * Makefile.in (bitmap.o-warn): Remove.
8773 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8775 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8777 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8778 Tobias Grosser <tobi.grosser@amd.com>
8780 * graphite.c (graphite_trans_scop_block): Do not block single
8783 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8785 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8786 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8787 test with assertion.
8789 2009-01-16 Richard Guenther <rguenther@suse.de>
8791 PR tree-optimization/38835
8793 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8794 and INT + PTR -> (INT)(PTR p+ INT) folding.
8795 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8797 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8800 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8801 the subreg from a lowpart subreg if it is also casting the value.
8803 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8804 Tobias Grosser <tobi.grosser@amd.com>
8806 * graphite.c (compare_prefix_loops): New.
8807 (build_scop_canonical_schedules): Rewritten.
8808 (graphite_transform_loops): Move build_scop_canonical_schedules
8809 after build_scop_iteration_domain.
8811 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8812 Tobias Grosser <tobi.grosser@amd.com>
8814 * graphite.c (add_conditions_to_domain): Add the loops to
8815 the dimension of the iteration domain. Do copy the domain
8816 only when it exists.
8817 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8818 (add_conditions_to_constraints): New.
8819 (can_generate_code_stmt, can_generate_code): Removed.
8820 (gloog): Do not call can_generate_code.
8821 (graphite_transform_loops): Call add_conditions_to_constraints
8822 after building the iteration domain.
8824 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8826 PR tree-optimization/38789
8827 * tree-ssa-threadedge.c
8828 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8829 __builtin_constant_p.
8831 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8833 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8834 examined before deleting them.
8836 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8838 * function.c (aggregate_value_p): Correctly extract the function
8839 type from CALL_EXPR_FN lookup.
8841 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8843 * config/picochip/picochip.c (picochip_override_options): Revert
8844 CFI asm flag disable commited previously.
8846 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8847 Tobias Grosser <tobi.grosser@amd.com>
8848 Jan Sjodin <jan.sjodin@amd.com>
8850 * graphite.c (scan_tree_for_params): On substractions negate
8851 all the coefficients of the term.
8852 (clast_to_gcc_expression_red): New. Handle reduction expressions
8853 of more than two operands.
8854 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8855 (get_vdef_before_scop): Handle also the case of default definitions.
8857 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8859 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8860 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8861 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8863 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8864 Joey Ye <joey.ye@intel.com>
8867 * cfgexpand.c (expand_stack_alignment): Don't update stack
8868 boundary nor check incoming stack boundary here.
8869 (gimple_expand_cfg): Update stack boundary and check incoming
8870 stack boundary here.
8872 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8874 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8876 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8878 PR rtl-optimization/38245
8879 * calls.c (expand_call): Add stack arguments to
8880 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8881 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8882 in regs and partially in memory or BLKmode arguments.
8883 (emit_library_call_value_1): Add stack arguments to
8884 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8885 ACCUMULATE_OUTGOING_ARGS).
8886 * dce.c: Include tm_p.h.
8887 (find_call_stack_args): New function.
8888 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8890 (mark_insn): Call find_call_stack_args for CALL_Ps.
8891 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8892 forwards. Allocate and free arg_stores bitmap if needed, pass it
8893 down to deletable_insn_p, don't mark stores set in arg_stores
8894 bitmap, clear the bitmap at the beginning of each bb.
8895 * Makefile.in (dce.o): Depend on $(TM_P_H).
8897 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8900 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8901 to make sure the insn is a conditional test (bug 22599). Reformat a
8904 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8907 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8908 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8909 (gloog): Do not call cleanup_tree_cfg.
8910 (graphite_transform_loops): Call cleanup_tree_cfg after all
8911 scops have been code generated.
8913 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8914 * doc/gty.texi (Invoking the garbage collector): Added new node
8915 and section documenting ggc_collect.
8917 2009-01-14 Richard Guenther <rguenther@suse.de>
8919 PR tree-optimization/38826
8921 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8922 initialization notes only if we actually emitted a warning.
8923 (intra_create_variable_infos): Add constraints for a result decl
8924 that is passed by hidden reference.
8925 (build_pred_graph): Mark all related variables non-direct on
8928 2009-01-14 Nick Clifton <nickc@redhat.com>
8930 * ira-conflicts.c: Include addresses.h for the definition of
8932 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8933 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8935 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8938 * Makefile.in (ira-lives.o): Add except.h.
8940 * ira-lives.c: Include except.h.
8941 (process_bb_node_lives): Process can_throw_internal.
8943 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8945 PR rtl-optimization/38774
8946 * combine.c (simplify_set): When undoing cc_use change, don't do
8947 PUT_CODE on the newly created comparison, but instead put back the
8950 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8952 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8953 values. Remove duplicate arm8 entry.
8955 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8957 PR tree-optimization/38786
8958 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8959 the SSA_NAME case of expand_scalar_variables_expr.
8960 Set the type of an expression to the type of its assign statement.
8961 (expand_scalar_variables_expr): Also gather the scalar computation
8962 used to index the memory access. Do not pass loop_p.
8963 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8964 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8965 the gimple_stmt_iterator where it inserts new code.
8967 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8968 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8970 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8972 * graphite.h (debug_value): Removed.
8973 * graphite.c (debug_value): Removed.
8975 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8977 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8978 ldrd/strd with two 32-bit instructions.
8980 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8982 * config/arm/arm.c (struct processors): Pass for speed down into
8983 cost helper functions.
8984 (const_ok_for_op): Handle COMPARE and inequality nodes.
8985 (arm_rtx_costs_1): Rewrite.
8986 (arm_size_rtx_costs): Update prototype.
8987 (arm_rtx_costs): Pass speed down to helper functions.
8988 (arm_slowmul_rtx_costs): Rework cost calculations.
8989 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8990 (arm_9e_rtx_costs): Likewise.
8992 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8994 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8995 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8996 (alpha_legitimize_address): Do not split local symbols wider than
8997 UNITS_PER_WORD into HIGH/LO_SUM parts.
8999 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9002 * gcc.c (process_command): Replace call to execvp with calls
9003 to pex_one and exit.
9005 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9008 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9009 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9010 variant for devices with 3-byte PC.
9011 (__tablejump_elpm__): New.
9013 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9016 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9017 offsetof member-designator, handle it as `[0].'.
9019 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9021 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9022 function when not using named sections on targets with named sections
9023 if branch distance is less than 262132.
9025 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9027 * combine.c (combine_instructions): Recompute
9028 optimize_this_for_speed_p for each BB in the main combine loop.
9030 2009-01-12 Tomas Bily <tbily@suse.cz>
9033 * tree-loop-distribution.c (prop_phis): New function.
9034 (generate_builtin): Call prop_phis.
9035 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9037 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9039 PR tree-optimization/38807
9040 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9041 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9043 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9045 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9046 subreg of op0 to the original op0.
9048 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9050 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9052 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9055 * mips-tfile.c (parse_def): Fix parsing of def strings
9056 starting with digits.
9058 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9061 * config/arm/arm.c (arm_is_long_call_p): Don't call
9062 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9064 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9066 * regrename.c (regrename_optimize): Fix dumping.
9067 (find_oldest_value_reg): Preserve REG_POINTER.
9068 (copy_hardreg_forward_1): Likewise.
9070 2009-01-09 Diego Novillo <dnovillo@google.com>
9072 * gimple.h (struct gimple_statement_base) <uid>: Document
9073 the restrictions on its use.
9075 (gimple_set_uid): Tidy.
9077 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9079 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9080 zero guard even if align_bytes != 0 and count is smaller than
9083 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9085 PR rtl-optimization/38495
9086 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9087 (add_range_and_copies_from_move_list): Print all added ranges.
9088 Add ranges to memory optimized destination.
9090 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9094 * config/i386/i386.c (override_options): Reject
9095 -mstringop-strategy=rep_8byte with -m32.
9096 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9097 to 1. Do count comparison against epilogue_size_needed at compile
9098 time even when count_exp was constant forced into register. For
9099 size_needed don't jump to epilogue, instead just avoid aligning
9100 and invoke the body algorithm. If need_zero_guard, add zero guard
9101 even if count is non-zero, but smaller than size_needed + number of
9102 bytes that could be stored for alignment.
9103 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9104 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9105 but smaller than size_needed + number of bytes that could be stored
9106 for alignment. Compare size_needed with epilogue_size_needed instead
9107 of desired_align - align, don't adjust size_needed, pass
9108 epilogue_size_needed to the epilogue expanders.
9111 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9113 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9115 * pa.c (last_address): Change to unsigned.
9116 (update_total_code_bytes): Change argument to unsigned. Don't
9117 check if insn addresses are set.
9118 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9119 addresses are not set.
9120 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9122 2009-01-09 Nick Clifton <nickc@redhat.com>
9124 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9125 DECL_DECLARED_INLINE_P.
9127 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9130 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9131 GET_MODE (op0) in operand_subword_force calls.
9134 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9135 fold_convert arg0 operands to TREE_TYPE (op0) first.
9137 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9139 * params.def (ira-max-conflict-table-size): Decrease default value
9142 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9144 PR tree-optimization/37031
9145 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9147 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9148 allocate it using gc instead of heap, use VEC_quick_push instead of
9150 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9151 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9152 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9153 allocated vector from heap allocated.
9154 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9155 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9156 vector only after perfect_loop_nest_depth call.
9158 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9159 Jan Sjodin <jan.sjodin@amd.com>
9161 PR tree-optimization/38559
9162 * graphite.c (debug_value, copy_constraint,
9163 swap_constraint_variables, scale_constraint_variable, ): New.
9164 (get_lower_bound, get_upper_bound): Removed.
9165 (graphite_trans_bb_strip_mine): Clean up this code that works
9166 only for constant number of iterations. Fully copy upper and
9167 lower bound constraints, not only the constant part of them.
9168 * graphite.h (debug_value): Declared.
9170 2009-01-08 Ira Rosen <irar@il.ibm.com>
9172 PR tree-optimization/37194
9173 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9174 Don't add the cost of cost model guard in prologue to scalar
9175 outside cost in case of known number of iterations.
9177 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9178 Alan Modra <amodra@bigpond.net.au>
9180 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9181 non-word-aligned REG+CONST addressing.
9183 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9186 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9187 free_after_compilation when outputting a thunk.
9188 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9189 Do not call free_after_compilation here.
9191 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9193 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9194 (ix86_valid_target_attribute_inner_p): Ditto.
9196 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9198 PR tree-optimization/38492
9199 PR tree-optimization/38498
9200 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9201 * tree-chrec.h (scev_is_linear_expression): Declared.
9202 * graphite.c (graphite_cannot_represent_loop_niter): New.
9203 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9204 (graphite_loop_normal_form): Use gcc_assert.
9205 (scan_tree_for_params): Use CASE_CONVERT.
9206 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9207 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9208 Use gcc_assert. Discard scops that contain unhandled cases.
9209 (build_scop_conditions): Return a boolean status for unhandled cases.
9210 (strip_mine_profitable_p): Print the loop number, not its depth.
9211 (is_interchange_valid): Pass the depth of the loop nest, don't
9212 recompute it wrongly.
9213 (graphite_trans_bb_block): Same.
9214 (graphite_trans_bb_block): Print tentative of loop blocking.
9215 (graphite_trans_scop_block): Do not print that the loop has been
9217 (graphite_transform_loops): Do not handle scops that contain condition
9220 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9222 AVX Programming Reference (December, 2008)
9223 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9224 (_mm256_stream_pd): Likewise.
9225 (_mm256_stream_ps): Likewise.
9227 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9228 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9229 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9230 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9231 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9232 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9233 (ix86_expand_special_args_builtin): Likewise.
9235 * config/i386/sse.md (AVXMODEDI): New.
9236 (avx_movnt<mode>): Likewise.
9237 (avx_movnt<mode>): Likewise.
9238 (<sse>_movnt<mode>): Remove AVX support.
9239 (sse2_movntv2di): Likewise.
9241 2009-01-07 Richard Guenther <rguenther@suse.de>
9244 * fold-const.c (extract_muldiv): Remove obsolete comment.
9245 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9246 to PLUS_EXPR canonicalization for the canonicalization.
9248 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9250 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9251 hosted cross-compilers generating less efficient code.
9253 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9255 * function.h (rtl_data): Add a dbr_scheduled_p field.
9256 * reorg.c (dbr_schedule): Set it.
9257 (gate_handle_delay_slots): Check it.
9258 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9259 (mips_reorg): Check flag_delayed_branch instead of
9260 mips_base_delayed_branch.
9261 (mips_override_options): Don't set mips_base_delayed_branch
9262 or flag_delayed_branch.
9264 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9266 PR rtl-optimization/38426.
9267 * ira.c (ira): Set current_function_is_leaf earlier.
9269 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9271 PR rtl-optimization/38722
9272 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9273 too early, only set a flag and modify after last possible
9276 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9279 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9280 * real.c (decimal_single_format): Correct values of emin and emax.
9281 (decimal_double_format): Ditto.
9282 (decimal_quad_format): Ditto.
9283 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9284 computation of DECnn_MIN and DECnn_MAX for corrected values of
9285 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9286 __DECnn_MIN__, and adjust its computation for the corrected value
9289 2009-01-06 Jan Hubicka <jh@suse.cz>
9292 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9294 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9296 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9297 Add Robert Clark to the list of testers.
9299 2009-01-06 Jan Hubicka <jh@suse.cz>
9300 Kai Tietz <kai.tietz@onevision.com>
9302 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9303 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9305 2009-01-06 Jan Hubicka <jh@suse.cz>
9306 Kai Tietz <kai.tietz@onevision.com>
9308 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9310 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9311 (ix86_nsaved_regs): Count only general purpose regs.
9312 (ix86_nsaved_sseregs): New.
9313 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9314 to 16 for w64; compute padding and size of sse reg save area.
9315 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9316 general purpose regs.
9317 (ix86_emit_save_sse_regs_using_mov): New.
9318 (ix86_expand_prologue): Save SSE regs if needed.
9319 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9320 (ix86_emit_restore_sse_regs_using_mov): New.
9321 (ix86_expand_epilogue): Save SSE regs if needed.
9323 2009-01-06 Jan Hubicka <jh@suse.cz>
9324 Kai Tietz <kai.tietz@onevision.com>
9326 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9327 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9328 functions when accumulate outgoing args is off.
9330 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9333 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9334 before using pseudos_have_intersected_live_ranges_p.
9336 * ira-int.h (ira_assert): Always define.
9338 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9340 AVX Programming Reference (December, 2008)
9341 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9342 (_mm256_permute2_pd): Likewise.
9343 (_mm_permute2_ps): Likewise.
9344 (_mm256_permute2_ps): Likewise.
9345 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9346 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9348 * config/i386/i386.c (ix86_builtins): Remove
9349 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9350 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9351 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9352 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9353 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9354 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9355 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9356 __builtin_ia32_vpermil2ps256.
9357 (ix86_init_mmx_sse_builtins): Updated.
9358 (ix86_expand_args_builtin): Likewise.
9360 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9362 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9363 long absolute calls when generating PA 2.0 code.
9365 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9367 PR rtl-optimization/38583
9368 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9370 * params.def (ira-max-conflict-table-size): New.
9372 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9374 * ira.h (ira_conflicts_p): New external definition.
9376 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9377 table. Report this. Return result of building.
9378 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9379 building conflict table.
9381 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9382 (ira_color): Use ira_conflicts_p.
9384 * global.c: Include ira.h.
9385 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9388 * Makefile.in (global.o): Add ira.h.
9390 * ira-build.c (mark_all_loops_for_removal,
9391 propagate_some_info_from_allocno): New.
9392 (remove_unnecessary_allocnos): Call
9393 propagate_some_info_from_allocno.
9394 (remove_low_level_allocnos): New.
9395 (remove_unnecessary_regions): Add parameter. Call
9396 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9397 parameter to remove_unnecessary_regions.
9398 (ira_build): Remove all regions but root if the conflict table was
9399 not built. Update conflict hard regs for allocnos crossing calls.
9401 * ira.c (ira_conflicts_p): New global.
9402 (ira): Define and use ira_conflicts_p.
9404 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9405 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9406 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9408 2009-01-06 Ben Elliston <bje@au.ibm.com>
9410 * gengtype-lex.l (YY_NO_INPUT): Define.
9412 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9415 * c-common.c (handle_vector_size_attribute): Also reject
9418 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9420 PR tree-optimization/38492
9421 * graphite.c (rename_map_elt, debug_rename_elt,
9422 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9423 rename_map_elt_info, eq_rename_map_elts,
9424 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9425 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9426 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9427 (sese_build_livein_liveouts): New.
9428 (new_sese, free_sese): New.
9429 (new_scop): Call new_sese.
9430 (free_scop): Call free_sese.
9431 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9432 (register_old_new_names): Renamed register_old_and_new_names.
9433 (register_scop_liveout_renames, add_loop_exit_phis,
9434 insert_loop_close_phis, struct igp,
9435 default_liveout_before_guard, add_guard_exit_phis,
9436 insert_guard_phis, copy_renames): New.
9437 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9438 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9439 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9440 (scop_adjust_phis_for_liveouts): New.
9441 (gloog): Call scop_adjust_phis_for_liveouts.
9443 * graphite.h (struct sese): Documented. Added fields liveout,
9445 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9446 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9447 (struct scop): Added field liveout_renames.
9448 (SCOP_LIVEOUT_RENAMES): New.
9450 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9452 PR tree-optimization/38510
9453 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9454 (translate_clast): Call recompute_all_dominators before
9456 (gloog): Call recompute_all_dominators before graphite_verify.
9458 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9459 Jan Sjodin <jan.sjodin@amd.com>
9461 PR tree-optimization/38500
9462 * graphite.c (create_sese_edges): Call fix_loop_structure after
9465 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9467 * config.gcc: Add m32r*-*-rtems*.
9468 * config/m32r/rtems.h: New file.
9470 2009-01-05 Ben Elliston <bje@au.ibm.com>
9472 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9473 (.po.pox): Likewise.
9474 (po/gcc.pot): Likewise.
9476 2009-01-04 David S. Miller <davem@davemloft.net>
9478 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9479 (STARTING_FRAME_OFFSET): Always set to zero.
9481 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9483 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9484 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9485 fixed-point types, and vectors of the same.
9487 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9489 * config/mips/sync.md (*mb_barrier): Rename to...
9490 (*memory_barrier): ...this.
9492 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9494 * doc/extend.texi (Function Attributes): Move @cindex after @item
9495 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9496 and put in alphabetical order. Fix 'target' name and put in order.
9497 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9500 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9502 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9503 (memory_barrier): Expand as unspec instead of unspec_volatile.
9504 Remove mem:BLK from insn operands. Use Pmode scratch register.
9505 (*memory_barrier): Define as unspec instead of unspec_volatile.
9506 Use (match_dup 0) as input operand.
9508 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9509 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9510 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9511 scratch register. Remove operand 1.
9512 (*stbar): Define as unspec instead of unspec_volatile.
9513 Use (match_dup 0) as input operand, remove (const_int 8).
9514 (*membar): Define as unspec instead of unspec_volatile.
9515 Use (match_dup 0) as input operand, remove input operand 2.
9517 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9518 (memory_barrier): Expand as unspec instead of unspec_volatile.
9519 Remove mem:BLK from insn operands. Use Pmode scratch register.
9520 (*memory_barrier): Define as unspec instead of unspec_volatile.
9521 Use (match_dup 0) as input operand.
9523 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9524 Remove mem:BLK from insn operands. Use Pmode scratch register.
9525 Set volatile flag on operand 0.
9526 (*memory_barrier): New insn pattern.
9528 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9530 (*memory_barrier): Use (match_dup 0) as input operand.
9532 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9533 Remove mem:BLK from insn operands. Use Pmode scratch register.
9534 Set volatile flag on operand 0.
9535 (*mb_internal): New insn pattern.
9537 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9539 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9542 * function.c (struct temp_slot): Move to the section of the file
9543 that deals with temp slots. Remove field 'address'.
9544 (temp_slot_address_table): New hash table of address -> temp slot.
9545 (struct temp_slot_address_entry): New struct, items for the table.
9546 (temp_slot_address_compute_hash, temp_slot_address_hash,
9547 temp_slot_address_eq, insert_temp_slot_address): Support functions
9549 (find_temp_slot_from_address): Rewrite to use the new hash table.
9550 (remove_unused_temp_slot_addresses): Remove addresses of temp
9551 slots that have been made available.
9552 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9553 worker function for remove_unused_temp_slot_addresses.
9554 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9555 Add the temp slot address to the address -> temp slot map.
9556 (update_temp_slot_address): Update via insert_temp_slot_address.
9557 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9558 (pop_temp_slots): Likewise.
9559 (init_temp_slots): Allocate the address -> temp slot map, or empty
9560 the map if it is already allocated.
9561 (prepare_function_start): Initialize temp slot processing.
9563 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9566 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9567 Calculate the size of all stack vars assuming no packing of stack
9568 vars will happen, replacing a quadratic algorithm with a linear one.
9570 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9573 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9576 2009-01-03 Diego Novillo <dnovillo@google.com>
9578 * doc/contrib.texi: Update contributions.
9580 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9583 * builtins.c (fold_builtin_memory_op): Give up if either operand
9584 is volatile. Set srctype or desttype to non-qualified version
9588 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9591 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9593 PR rtl-optimization/35805
9594 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9595 problem if fast dce is able to remove any instructions.
9596 * dce.c (dce_process_block): Fix dump message.
9598 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9601 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9603 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9606 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9607 * tree-pretty-print.c (op_code_prio): New function.
9608 (op_prio): No longer static. Use op_code_prio.
9609 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9610 Use op_prio and op_code_prio to determine if () should be
9611 printed around operand(s) or not.
9613 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9614 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9615 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9616 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9617 pp_character instead of pp_string for single letter printing.
9619 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9621 * doc/extend.texi: Fix '#pragma GCC option' typo.
9623 2009-01-02 Richard Guenther <rguenther@suse.de>
9625 * doc/install.texi (--enable-checking): Mention different
9627 (--enable-stage1-checking): Document.
9629 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9632 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9633 case to be an error.
9635 2009-01-02 Ben Elliston <bje@au.ibm.com>
9637 * config/fp-bit.h (pack_d): Constify argument.
9638 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9639 (isnan): Constify argument.
9643 (_fpadd_parts): Constify return type.
9644 (_fpmul_parts): Likewise.
9645 (_fpdiv_parts): Likewise.
9647 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9650 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9651 warn about overwriting initializer with side-effects or
9652 -Woverride-init if !IMPLICIT.
9653 (output_init_element): Likewise. Pass IMPLICIT down to
9655 (process_init_element): Add IMPLICIT argument. Pass it down
9656 to output_init_element.
9657 (push_init_element, pop_init_level, set_designator): Adjust
9658 process_init_element callers.
9659 (set_nonincremental_init, set_nonincremental_init_from_string):
9660 Adjust add_pending_init callers.
9661 (output_pending_init_elements): Adjust output_init_element callers.
9662 * c-tree.h (process_init_element): Adjust prototype.
9663 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9664 process_init_element callers.
9667 Copyright (C) 2009 Free Software Foundation, Inc.
9669 Copying and distribution of this file, with or without modification,
9670 are permitted in any medium without royalty provided the copyright
9671 notice and this notice are preserved.