1 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.h (splitting_loops): Declare.
4 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
5 Reorder bit definitions to be ascending.
6 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
7 * config/bfin/bfin.c (splitting_loops): New variable.
8 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
9 (struct loop_info): Remove members INIT and LOOP_INIT.
10 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11 the LSETUP sequence. Allow LC to be loaded from any register, but also
12 add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
13 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
18 * config/bfin/bfin.md (movsi_insn): Refine constraints.
20 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22 * Makefile.in (PLUGIN_VERSION_H): New.
23 (OBJS-common): Remove plugin-version.o.
24 (plugin.o): Depend on (PLUGIN_VERSION_H).
25 (plugin-version.o): Remove.
26 * configure: Regenerate
27 * configure.ac: Create plugin-version.h.
28 * gcc-plugin.h (plugin_gcc_version): Remove.
29 (plugin_default_version_check): Change signature.
30 * plugin-version.c: Remove.
31 * plugin.c: Include plugin-version.h.
32 (str_plugin_gcc_version_name): Remove.
33 (try_init_one_plugin): Pass gcc version to plugin_init.
34 (plugin_default_version_check): Both gcc and plugin versions are now
37 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
39 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
40 problematic last insns. Test for TYPE_CALL rather than CALL_P.
41 Remove special case testing for last insn of inner loops. Don't fail if
42 the loop ends with a jump, emit an extra nop instead.
44 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
45 DREGS rather than comparing directly. Remove code that tries to
46 account for latencies.
48 2009-04-29 Richard Guenther <rguenther@suse.de>
50 PR tree-optimization/39941
51 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
52 eliminating an indirect call.
54 2009-04-29 Richard Guenther <rguenther@suse.de>
56 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
57 parameter. Allow invariants as base if !require_lvalue.
58 (verify_gimple_assign_single): Adjust.
60 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
62 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
63 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
64 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
65 ssaddhi3_parts and sssubhi3_parts.
66 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
68 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
71 2009-04-28 Richard Guenther <rguenther@suse.de>
73 * tree-vect-loop.c (get_initial_def_for_induction): Use
74 correct types for pointer increment.
76 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
78 * toplev.c (print_version): Update GMP version string calculation.
80 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
82 PR rtl-optimization/39938
83 * resource.c (init_resource_info): Add call to df_analyze.
85 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
87 * config/alpha/alpha.md (usegp): Cast the result of
88 alpha_find_lo_sum_using_gp to enum attr_usegp.
89 * config/alpha/alpha.c (override_options): Remove end-of-structure
90 marker element from cpu_table. Use array size of cpu_table to handle
91 -mcpu and -mtune options.
92 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
94 2009-04-28 Joseph Myers <joseph@codesourcery.com>
96 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
97 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
99 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
101 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
102 * config/rs6000/option-defaults.h: ... here. New file.
103 (OPT_64, OPT_32): Define.
104 (MASK_64BIT): Define to 0 if not already defined.
105 (OPT_ARCH64, OPT_ARCH32): Define.
106 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
109 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
111 * config/arm/arm.c (arm_override_options): Emit error on using
114 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
116 PR rtl-optimization/39914
117 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
118 registers for allocnos created from user-defined variables only
121 2009-04-28 Richard Guenther <rguenther@suse.de>
124 * fold-const.c (fold_binary): Use distribute_real_division only
127 2009-04-28 Steve Ellcey <sje@cup.hp.com>
129 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
130 add hpux-stdint.h to tm_file.
131 (hppa[12]*-*-hpux11*): Ditto.
132 (ia64*-*-hpux*): Ditto.
133 * config/hpux-stdint.h: New.
134 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
135 __STDC_EXT__ for all compiles.
136 * config/pa/pa-hpux.h: Ditto.
137 * config/pa/pa-hpux10.h: Ditto.
138 * config/pa/pa-hpux11.h: Ditto.
140 2009-04-28 Catherine Moore <clm@codesourcery.com>
142 * debug.h (set_name): Add comment.
144 2009-04-28 Andrew Pinski <pinskia@gmail.com>
147 * config/darwin.c (machopic_gen_offset): Check
148 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
149 * config/arm/arm.c (require_pic_register): Likewise.
151 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
153 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
154 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
155 m32c_promote_prototypes): Delete.
157 2009-04-28 Michael Matz <matz@suse.de>
160 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
163 2009-04-28 Richard Guenther <rguenther@suse.de>
165 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
167 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
169 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
170 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
171 * config/arm/arm-tune.md: Regenerate.
173 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
175 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
176 block if there are complex incoming edges.
177 (sel_merge_blocks): Remove useless assert.
178 (sel_redirect_edge_and_branch): Check that edge was redirected.
179 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
180 (sel_find_rgns): Delete declaration.
181 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
182 the region when it is not a preheader.
184 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
187 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
189 2009-04-28 Richard Guenther <rguenther@suse.de>
191 * tree.h (SSA_NAME_VALUE): Remove.
192 (struct tree_ssa_name): Remove value_handle member.
193 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
194 array for jump threading.
195 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
197 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
198 * tree-flow.h (threadedge_initialize_values): Declare.
199 (threadedge_finalize_values): Likewise.
200 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
201 (SSA_NAME_VALUE): Define.
202 (threadedge_initialize_values): New function.
203 (threadedge_finalize_values): Likewise.
204 * tree-ssa-dom.c (ssa_name_values): New global variable.
205 (SSA_NAME_VALUE): Define.
206 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
208 2009-04-28 Ira Rosen <irar@il.ibm.com>
210 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
211 Use REPORT_VECTORIZED_LOCATIONS instead
212 REPORT_VECTORIZED_LOOPS.
213 * tree-vectorizer.c (vect_verbosity_level): Make static.
214 (vect_loop_location): Rename to vect_location.
215 (vect_set_verbosity_level): Update comment.
216 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
218 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
219 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
220 instead REPORT_UNVECTORIZED_LOOPS.
221 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
222 vect_loop_def to vect_external_def and vect_internal_def.
223 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
224 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
225 REPORT_UNVECTORIZED_LOCATIONS.
226 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
227 and vect_used_in_loop and to vect_unused_in_scope and
229 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
230 (vect_verbosity_level): Remove declaration.
231 (vect_analyze_operations): Likewise.
232 (vect_analyze_stmt): Declare.
233 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
234 REPORT_UNVECTORIZED_LOCATIONS.
235 (vect_get_loop_niters): Fix indentation.
236 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
237 (vect_analyze_loop_operations): New function.
238 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
239 vect_analyze_operations.
240 (vect_is_simple_reduction): Use new names.
241 (vectorizable_live_operation, vect_transform_loop): Likewise.
242 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
243 specify whether the data references can be a part of interleaving chain.
244 (vect_analyze_data_ref_dependence): Use new names.
245 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
246 (vect_create_addr_base_for_vector_ref): Remove redundant code.
247 * tree-vect-patterns.c (widened_name_p): Use new names.
248 (vect_recog_dot_prod_pattern): Likewise.
249 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
250 (process_use, vect_mark_stmts_to_be_vectorized,
251 vect_model_simple_cost, vect_model_store_cost,
252 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
253 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
254 vectorizable_operation, vectorizable_type_demotion,
255 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
256 vectorizable_condition): Likewise.
257 (vect_analyze_operations): Split into vect_analyze_loop_operations
259 (vect_analyze_stmt): ... new function.
260 (new_stmt_vec_info): Use new names.
261 (vect_is_simple_use): Use new names and fix comment.
262 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
263 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
265 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
268 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
269 and integer modes for x87 operands. Do not ICE for unsupported size,
270 generate error instead. Generate error for unsupported operand types.
271 ['z']: Do not handle HImode memory operands specially. Warning
272 for floating-point operands. Fallthru to 'Z' for unsupported operand
273 types. Do not ICE for unsupported size, generate error instead.
274 (output_387_binary_op): Use %Z to output operands.
275 (output_fp_compare): Ditto.
276 (output_387_reg_move): Ditto.
278 2009-04-28 Ben Elliston <bje@au.ibm.com>
283 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
285 * builtins.c (c_strlen): Do not warn here.
286 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
287 * c-common.c (pointer_int_sum): Take an explicit location.
288 Warn about offsets out of bounds.
289 * c-common.h (pointer_int_sum): Adjust declaration.
291 2009-04-27 Ian Lance Taylor <iant@google.com>
293 * collect2.c (is_ctor_dtor): Change type of ret field in struct
295 * dce.c (run_fast_df_dce): Change type of old_flags to int.
296 * df-core.c (df_set_flags): Change return type to int. Change
297 type of old_flags to int.
298 (df_clear_flags): Likewise.
299 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
300 (df_get_conditional_uses): Likewise.
301 * df.h (df_set_flags, df_clear_flags): Update declarations.
302 * dwarf2out.c (struct indirect_string_node): Change type of form
303 field to enum dwarf_form.
304 (AT_string_form): Change return type to enum dwarf_form.
305 * fixed-value.c (fixed_compare): Add cast to enum type.
306 * fwprop.c (update_df): Change 0 to VOIDmode.
307 * gensupport.c: Change 0 to UNKNOWN.
308 * gimple.h (gimple_cond_code): Add cast to enum type.
309 * haifa-sched.c (reemit_notes): Add cast to enum type.
310 * hooks.c (hook_int_void_no_regs): Remove function.
311 * hooks.h (hook_int_void_no_regs): Remove declaration.
312 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
313 * predict.c (combine_predictions_for_insn): Add casts to enum type.
314 * real.c (real_arithmetic): Add cast to enum type.
315 (real_compare): Likewise.
316 * target.h (struct gcc_target): Change return type of
317 branch_target_register_class to enum reg_class.
318 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
319 default_branch_target_register_class.
320 * targhooks.c (default_branch_target_register_class): New function.
321 * targhooks.h (default_branch_target_register_class): Declare.
322 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
323 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
325 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
327 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
328 vect_uninitialized_def. Change 0 to ERROR_MARK.
329 * tree-vect-stmts.c (supportable_widening_operation): Don't
330 initialize icode1 and icode2.
331 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
332 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
334 (cmn_err_flag_specs): Change 0 to STD_C89.
335 (cmn_err_char_table): Likewise.
336 * config/arm/arm.c (get_arm_condition_code): Change type of code
337 to enum arm_cond_code.
338 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
339 (IWMMXT_BUILTIN2): Likewise.
340 (neon_builtin_type_bits): Don't define typedef.
341 (neon_builtin_datum): Change type of bits field to int.
342 (arm_expand_neon_args): Add cast to enum type.
343 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
345 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
347 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
349 * config/mips/mips.md (jal_macro): Return enum constant.
350 (single_insn): Likewise.
351 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
353 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
355 * config/s390/s390.c (s390_tune_flags): Change type to int.
356 (s390_arch_flags): Likewise.
357 (s390_handle_arch_option): Change flags field of struct pta to int.
358 * config/s390/s390.h (s390_tune_flags): Update declaration.
359 (s390_arch_flags): Likewise.
360 * config/sh/sh.c (prepare_move_operands): Compare
361 tls_symbolic_operand result with enum constant.
362 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
363 (sh_expand_prologue): Add cast to enum type.
364 (sh_expand_epilogue): Likewise.
365 (tls_symbolic_operand): Change return type to enum tls_model.
366 (fpscr_set_from_mem): Add cast to enum type.
367 (legitimize_pic_address): Compare tls_symbolic_operand result with
369 (sh_target_reg_class): Change return type to enum reg_class.
370 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
372 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
373 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
374 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
375 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
376 (delayed_branch, tls_call_delay): Likewise.
377 (eligible_for_sibcall_delay): Likewise.
378 (eligible_for_return_delay): Likewise.
379 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
380 (spu_expand_builtin_1): Likewise.
382 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
383 for all types of conversions.
384 (output_init_element): Issue -Wc++-compat warning if needed when
385 initializing a bitfield with enum type.
386 * c-parser.c (c_parser_expression): Set original_type to
387 original_type of right hand operand of comman operator.
389 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
391 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
393 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
394 * doc/cpp.texi (Standard Predefined Macros)
395 (Implementation-defined behavior): Likewise.
396 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
397 * doc/gimple.texi (GIMPLE Exception Handling)
398 (@code{GIMPLE_ASSIGN}): Likewise.
399 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
400 * doc/invoke.texi (Warning Options, Optimize Options)
401 (AVR Options, Darwin Options): Likewise.
402 (Optimize Options): Reformulate -fwhole-program description.
403 * doc/loop.texi (Lambda): Likewise.
404 * doc/md.texi (Output Template, Define Constraints)
405 (Standard Names, Insn Splitting): Likewise.
406 * doc/options.texi (Option properties): Likewise.
407 * doc/passes.texi (Tree-SSA passes): Likewise.
408 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
409 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
410 (File Names and DBX): Likewise.
411 * doc/trouble.texi (Incompatibilities): Likewise.
413 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
415 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
416 instruction is correct.
418 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
420 Allow non-constant arguments to conversion intrinsics.
421 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
422 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
423 * spu.c (print_operand): Handle 'v' and 'w'.
424 (exp2_immediate_p, spu_gen_exp2): Define.
425 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
426 spu_convtf_1): Update parameter descriptions.
427 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
428 * constraints.md ('v', 'w'): New.
429 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
431 (i2f, I2F): New define_mode_attr.
432 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
433 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
434 fixuns_truncv4sfv4si2): Update to use mode attribute.
435 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
436 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
437 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
438 patterns for combine.
440 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
442 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
443 (cprop, hoist, pre, store_motion): New debug counters.
444 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
445 is not an RTL pass anymore.
446 (pass_profiling): Remove extern decl for pass removed in 2005.
447 (pass_gcse, pass_jump_bypass): Remove.
448 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
449 to 0 for clean state.
450 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
451 * cse.c (gate_handle_cse_after_global_opts,
452 rest_of_handle_cse_after_global_opts): New functions.
453 (pass_cse_after_global_opts): New pass, does local CSE.
454 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
455 (TV_CPROP): New timevar.
456 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
457 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
458 (gcse_main, recompute_all_luids): Remove.
459 (compute_hash_table_work): Call max_reg_num instead of reading
461 (cprop_jump): Don't set run_jump_opt_after_gcse.
462 (constprop_register): Always allow to alter jumps.
463 (cprop_insn): Likewise.
464 (do_local_cprop): Likewise.
465 (local_cprop_pass): Likewise. Return non-zero if something changed.
466 (cprop): Remove function, fold interesting bits into one_cprop_pass.
467 (find_implicit_sets): Add note about missed optimization opportunity.
468 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
469 pass_rtl_cprop execute function.
470 Don't bother tracking the pass number, each pass gets its own dumpfile
472 Always allow to alter jumpsand bypass jumps.
473 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
474 will just find no suitable set.
475 (pre_edge_insert): Fix dumping, this function is for PRE only.
476 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
477 pass_rtl_pre execute function.
478 (hoist_code): Return non-zero if something changed. Keep track of
479 substitutions and insertions for statistics gathering similar to PRE.
480 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
481 called from the pass_rtl_hoist execute function. Show pass statistics.
482 (compute_store_table): Use max_reg_num directly instead of using the
483 formerly global max_gcse_regno.
484 (build_store_vectors): Likewise.
485 (replace_store_insn): Fix dumping.
486 (store_motion): Rename to ...
487 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
488 pass, called from the pass_rtl_store_motion execute function. Keep
489 track of substitutions and insertions for statistics gathering similar
491 (bypass_jumps): Remove, fold interesting bits into ...
492 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
493 from the pass_rtl_cprop execute function.
494 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
495 pass_jump_bypass): Remove.
496 (gate_handle_gcse, rest_of_handle_gcse): Remove.
497 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
498 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
499 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
500 (gate_rtl_store_motion, execute_rtl_store_motion,
501 pass_rtl_store_motion): New.
502 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
503 make it clear that -fcse-skip-blocks is a no-op for backward compat.
504 * passes.c (init_optimization_passes): Remove pass_gcse and
505 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
506 and cse_after_global_opts in place of pass_gcse. Schedule cprop
507 instead of pass_jump_bypass.
509 2009-04-27 Richard Guenther <rguenther@suse.de>
512 * gimplify.c (gimplify_expr): If we are required to create
513 a temporary make sure it ends up as register.
515 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
518 * config/i386/i386.c (construct_container): Don't call
519 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
520 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
522 2009-04-27 Michael Matz <matz@suse.de>
524 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
525 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
526 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
527 (dump_replaceable_exprs): Take a bitmap.
528 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
530 (expand_gimple_basic_block): Likewise.
531 * tree-ssa-ter.c (struct temp_expr_table_d): Make
532 replaceable_expressions member a bitmap.
533 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
534 (mark_replaceable): Likewise.
535 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
536 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
538 2009-04-27 Richard Guenther <rguenther@suse.de>
540 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
541 (verify_stmts): Dispatch to gimple/type verification code.
542 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
543 issue with call argument types.
545 2009-04-27 Michael Matz <matz@suse.de>
547 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
548 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
551 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
552 Eric Botcazou <ebotcazou@adacore.com>
554 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
555 a label's basic block.
556 (mark_target_live_regs): Tidy and rework obsolete comments.
557 Change back DF problem to LIVE. If a label starts a basic block,
558 assume that all registers that used to be live then still are.
559 (init_resource_info): If a label starts a basic block, set its
560 BLOCK_FOR_INSN accordingly.
561 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
563 2009-04-27 Richard Guenther <rguenther@suse.de>
565 * tree-flow-inline.h (function_ann): Remove.
566 (get_function_ann): Likewise.
567 * tree-dfa.c (create_function_ann): Remove.
568 * tree-flow.h (struct static_var_ann_d): Remove.
569 (struct function_ann_d): Likewise.
570 (union tree_ann_d): Remove fdecl member.
571 (function_ann_t): Remove.
572 (function_ann, get_function_ann, create_function_ann): Remove
575 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
577 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
579 2009-04-27 Jan Hubicka <jh@suse.cz>
581 * ipa-pure-const.c (struct funct_state_d): New fields
582 state_previously_known, looping_previously_known; remove
584 (analyze_function): Use new fields.
585 (propagate): Avoid assumption that state_set_in_source imply
588 * tree-ssa-loop-niter.c (finite_loop_p): New function.
589 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
590 * cfgloop.h (finite_loop_p): Declare.
592 2009-04-26 Michael Matz <matz@suse.de>
594 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
596 2009-04-26 Michael Matz <matz@suse.de>
598 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
599 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
600 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
601 pass_mark_used_blocks): Remove.
602 * tree-optimize.c (pass_free_datastructures,
603 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
604 * passes.c (init_optimization_passes): Don't call
605 pass_mark_used_blocks, remove dead code.
607 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
609 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
610 * tree-ssa-live.h (register_ssa_partition): Likewise.
612 2009-04-26 Michael Matz <matz@suse.de>
615 * builtins.c (fold_builtin_next_arg): Handle SSA names.
616 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
617 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
619 (compare_pairs): Swap cost comparison.
620 (coalesce_ssa_name): Don't use change_partition_var.
621 * tree-nrv.c (struct nrv_data): Add modified member.
622 (finalize_nrv_r): Set it.
623 (tree_nrv): Use it to update statements.
624 (pass_nrv): Require PROP_ssa.
625 * tree-mudflap.c (mf_decl_cache_locals,
626 mf_build_check_statement_for): Use make_rename_temp.
627 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
628 * alias.c (find_base_decl): Handle SSA names.
629 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
630 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
631 * rtl.h (set_reg_attrs_for_parm): Declare.
632 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
633 to "optimized", remove unused locals at finish.
634 (execute_free_datastructures): Make global, call
635 delete_tree_cfg_annotations.
636 (execute_free_cfg_annotations): Don't call
637 delete_tree_cfg_annotations.
639 * ssaexpand.h: New file.
640 * expr.c (toplevel): Include ssaexpand.h.
641 (expand_assignment): Handle SSA names the same as register variables.
642 (expand_expr_real_1): Expand SSA names.
643 * cfgexpand.c (toplevel): Include ssaexpand.h.
644 (SA): New global variable.
645 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
647 (set_rtl): New helper function.
648 (add_stack_var): Deal with SSA names, use set_rtl.
649 (expand_one_stack_var_at): Likewise.
650 (expand_one_stack_var): Deal with SSA names.
651 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
652 before unique numbers.
653 (expand_stack_vars): Use set_rtl.
654 (expand_one_var): Accept SSA names, add asserts for them, feed them
655 to above subroutines.
656 (expand_used_vars): Expand all partitions (without default defs),
657 then only the local decls (ignoring those expanded already).
658 (expand_gimple_cond): Remove edges when jumpif() expands an
660 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
661 or remove abnormal edges. Ignore insns setting the LHS of a TERed
663 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
664 members of SA; deal with PARM_DECL partitions here; expand
665 all PHI nodes, free tree datastructures and SA. Commit instructions
666 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
667 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
668 info and statements at start, collect garbage at finish.
669 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
670 (VAR_ANN_PARTITION) Remove.
671 (change_partition_var): Don't declare.
672 (partition_to_var): Always return SSA names.
673 (var_to_partition): Only accept SSA names.
674 (register_ssa_partition): Only check argument.
675 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
677 (delete_var_map): Don't free it.
678 (var_union): Only accept SSA names, simplify.
679 (partition_view_init): Mark only useful SSA names as used.
680 (partition_view_fini): Only deal with SSA names.
681 (change_partition_var): Remove.
682 (dump_var_map): Use ssa_name instead of partition_to_var member.
683 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
685 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
686 (struct _elim_graph): New member const_dests; nodes member vector of
688 (set_location_for_edge): New static helper.
689 (create_temp): Remove.
690 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
691 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
692 (new_elim_graph): Allocate const_dests member.
693 (clean_elim_graph): Truncate const_dests member.
694 (delete_elim_graph): Free const_dests member.
695 (elim_graph_size): Adapt to new type of nodes member.
696 (elim_graph_add_node): Likewise.
697 (eliminate_name): Likewise.
698 (eliminate_build): Don't take basic block argument, deal only with
699 partition numbers, not variables.
700 (get_temp_reg): New static helper.
701 (elim_create): Use it, deal with RTL temporaries instead of trees.
702 (eliminate_phi): Adjust all calls to new signature.
703 (assign_vars, replace_use_variable, replace_def_variable): Remove.
704 (rewrite_trees): Only do checking.
705 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
706 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
707 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
708 contains_tree_r, MAX_STMTS_IN_LATCH,
709 process_single_block_loop_latch, analyze_edges_for_bb,
710 perform_edge_inserts): Remove.
711 (expand_phi_nodes): New global function.
712 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
713 functions, initialize new parameter, remember partitions having a
715 (finish_out_of_ssa): New global function.
716 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
717 don't reset in_ssa_p here, don't disable TER when mudflap.
718 (pass_del_ssa): Remove.
719 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
721 (execute_free_datastructures): Declare.
722 * Makefile.in (SSAEXPAND_H): New variable.
723 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
724 * basic-block.h (commit_one_edge_insertion): Declare.
725 * passes.c (init_optimization_passes): Move pass_nrv and
726 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
727 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
728 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
729 (redirect_branch_edge): Deal with super block when expanding, split
730 out jump patching itself into ...
731 (patch_jump_insn): ... here, new static helper.
733 2009-04-26 Michael Matz <matz@suse.de>
735 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
736 beyond num_ssa_names.
737 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
738 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
740 2009-04-26 Jakub Jelinek <jakub@redhat.com>
743 * fwprop.c (forward_propagate_asm): New function.
744 (forward_propagate_and_simplify): Propagate also into __asm, if it
745 doesn't increase the number of referenced registers.
748 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
750 2009-04-26 Jakub Jelinek <jakub@redhat.com>
752 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
753 note_nonlocal_vla_type for nonlocal VLAs.
754 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
755 contains_remapped_vars, remap_vla_decls): New functions.
756 (convert_nonlocal_reference_stmt): If not optimizing, call
757 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
758 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
759 if it wasn't found in var_map.
760 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
761 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
762 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
764 * gimplify.c (nonlocal_vlas): New variable.
765 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
767 (gimplify_body): Create and destroy nonlocal_vlas.
769 * dwarf2out.c (loc_descr_plus_const): New function.
770 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
771 mem_loc_descriptor, loc_descriptor_from_tree_1,
772 descr_info_loc, gen_variable_die): Use it.
774 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
775 !TREE_STATIC VAR_DECLs.
776 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
777 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
778 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
779 DECL_BY_REFERENCE is valid.
780 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
781 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
782 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
783 Copy DECL_BY_REFERENCE.
784 (struct nesting_copy_body_data): New type.
785 (nesting_copy_decl): New function.
786 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
787 if they have variable length.
789 2009-04-26 Michael Matz <matz@suse.de>
791 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
792 mark new temporaries for renaming.
794 2009-04-26 Joseph Myers <joseph@codesourcery.com>
797 * c-decl.c (global_bindings_p): Return negative value.
798 (c_variable_size): New. Based on variable_size from
800 (grokdeclarator): Call c_variable_size not variable_size.
802 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
804 * config/i386/i386.c (print_operand) ['z']: Fix typo.
806 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
808 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
809 Redefine it to just use mingw/include.
810 (ASM_SPEC): Rules for -m32 and -m64.
811 (LINK_SPEC): Use Likewise.
812 (SPEC_32): New define.
814 (SUB_LINK_SPEC): Likewise.
815 (MULTILIB_DEFAULTS): New define.
816 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
817 Add multilib options.
818 (MULTILIB_DIRNAMES): Likewise.
819 (MULTILIB_OSDIRNAMES): Likewise.
821 (INSTALL_LIBGCC): Likewise.
823 2009-04-26 Joseph Myers <joseph@codesourcery.com>
826 * c-tree.h (enum c_inline_static_type): New.
827 (record_inline_static): Declare.
828 * c-decl.c (struct c_inline_static, c_inline_statics,
829 record_inline_static, check_inline_statics): New.
830 (pop_file_scope): Call check_inline_statics.
831 (start_decl): Call record_inline_static instead of pedwarning
832 directly for static in inline function.
833 * c-typeck.c (build_external_ref): Call record_inline_static
834 instead of pedwarning directly for static referenced in inline
837 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
839 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
840 not new but only being rescanned.
841 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
842 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
843 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
844 record_set_info, compute_set, grealloc): Remove.
845 (recompute_all_luids): New function.
846 (gcse_main): Don't compute sets, and don't do related memory
847 allocations/free-ing. If something changed before the end of the
848 pass, update LUIDs using recompute_all_luids.
849 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
850 (free_gcse_mem): Don't free it either.
851 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
852 Use the df insn LUIDs.
853 (load_killed_in_block): Likewise.
854 (compute_hash_table_work): Don't compute reg_set_in_block.
855 (compute_transp): Use DF_REG_DEF_CHAINs.
856 (local_cprop_pass): Don't use compute_sets and related functions.
857 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
858 Use get_max_uid() instead of max_cuid.
859 (insert_insn_end_basic_block, pre_insert_copy_insn,
860 update_ld_motion_stores): Don't try to
861 keep reg_set tables up to date.
862 (pre_insert_copies): Use df insn LUIDs.
863 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
864 (reg_set_info): Don't use extra bitmap argument.
865 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
866 information to compute regs_set_in_block.
867 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
868 (bypass_jumps): Don't use compute_sets and friends.
870 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
873 * opts.c (undocumented_msg): Do not leave blank even with
876 2009-04-25 Joseph Myers <joseph@codesourcery.com>
878 * c-decl.c (build_enumerator): Allow values folding to integer
879 constants but not integer constant expressions with a pedwarn if
882 2009-04-25 Joseph Myers <joseph@codesourcery.com>
885 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
886 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
887 type is an integer constant.
889 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/i386.c (print_operand) ['z']: Revert handling of
895 2009-04-25 Joseph Myers <joseph@codesourcery.com>
898 * c-decl.c (grokdeclarator): Diagnose declarations of functions
899 with variably modified return type and no storage class
900 specifiers, except for the case of nested functions. Distinguish
901 extern declarations of functions with variably modified return
902 types from those of objects with variably modified types.
904 2009-04-25 Jan Hubicka <jh@suse.cz>
906 * tree.c (list_equal_p): New function.
907 * tree.h (list_equal_p): Declare.
908 * coretypes.h (edge_def, edge, const_edge, basic_block_def
909 basic_block_def, basic_block, const_basic_block): New.
910 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
911 (redirect_eh_edge): New function.
912 (make_eh_edge_update_phi): EH edges are not abnormal.
913 * except.c: Include tree-flow.h.
914 (list_match): New function.
915 (eh_region_replaceable_by_p): New function.
916 (replace_region): New function.
917 (hash_type_list): New function.
918 (hash_eh_region): New function.
919 (eh_regions_equal_p): New function.
920 (merge_peers): New function.
921 (remove_unreachable_regions): Verify EH tree when checking;
923 (copy_eh_region_1): New function.
924 (copy_eh_region): New function.
925 (push_reachable_handler): New function.
926 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
927 regions without label but with live RESX.
928 * except.h (redirect_eh_edge_to_label): New.
929 * tree-flow.h (redirect_eh_edge): New.
930 * coretypes.h (edge_def, edge, const_edge, basic_block_def
931 basic_block_def, basic_block, const_basic_block): Remove.
932 * Makefile.in (except.o): Add dependency on tree-flow.h
933 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
934 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
937 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
940 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
941 on the destination of memcpy.
943 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
945 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
946 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
947 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
949 2009-04-25 Jan Hubicka <jh@suse.cz>
951 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
952 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
953 to be reached by different label than left.
954 (update_eh_edges): Update comment; remove edge_to_remove if possible
955 and return true if suceeded.
956 (cleanup_empty_eh): Accept sharing map; handle shared regions.
957 (cleanup_eh): Compute sharing map.
958 * except.c (remove_eh_handler_and_replace): Add argument if we should
960 (remove_unreachable_regions): Update for label sharing.
961 (label_to_region_map): Likewise.
962 (get_next_region_sharing_label): New function.
963 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
965 (remove_eh_handler): Update.
966 (remove_eh_region_and_replace_by_outer_of): New function.
967 * except.h (struct eh_region): Add next_region_sharing_label.
968 (remove_eh_region_and_replace_by_outer_of,
969 get_next_region_sharing_label): Declare.
970 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
972 2009-04-25 Jan Hubicka <jh@suse.cz>
974 * tree-cfg.c (split_critical_edges): Split also edges where we can't
975 insert code even if they are not critical.
977 2009-04-25 Jan Hubicka <jh@suse.cz>
979 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
980 (gimple_can_remove_branch_p): EH edges won't remove branch by
982 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
983 updating of non-abnormal EH edges.
984 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
985 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
986 (split_critical_edges): Split also edges where emitting code on them
987 will lead to splitting later.
989 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
990 H.J. Lu <hongjiu.lu@intel.com>
993 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
994 the configured assembler supports fildq and fistpq mnemonics.
995 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
996 * configure: Regenerated.
999 * config/i386/i386.c (print_operand): Handle 'Z'.
1000 ['z']: Remove handling of special fild/fist suffixes.
1001 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
1002 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
1003 suffix of fild insn.
1004 (*floatsi<mode>2_vector_mixed): Ditto.
1005 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
1006 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
1007 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1008 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
1009 * config/i386/gas.h (GAS_MNEMONICS): Remove.
1011 2009-04-25 Ben Elliston <bje@au.ibm.com>
1013 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
1014 the source of a set operation.
1016 2009-04-25 Anatoly Sokolov <aesok@post.ru>
1018 * target.h (struct gcc_target): Add case_values_threshold field.
1019 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
1020 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
1021 * targhooks.c (default_case_values_threshold): New function.
1022 * targhooks.h (default_case_values_threshold): Declare function.
1023 * stmt.c (expand_case): Use case_values_threshold target hook.
1024 * expr.h (case_values_threshold): Remove declartation.
1025 * expr.c (case_values_threshold): Remove function.
1026 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
1028 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
1029 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1030 (avr_case_values_threshold): Declare as static.
1031 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
1033 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
1034 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
1035 (mn10300_case_values_threshold): New function.
1037 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1039 * ira.c (setup_cover_and_important_classes): Add enum cast.
1041 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
1043 * genpreds.c (write_enum_constraint_num): Output definition of
1044 CONSTRAINT_NUM_DEFINED_P macro.
1045 * ira.c (setup_cover_and_important_classes): Use
1046 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1048 2009-04-24 DJ Delorie <dj@redhat.com>
1050 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1051 __SH2A_SINGLE_ONLY__ also.
1053 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1055 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1056 (movdf_internal): Ditto.
1057 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1058 SFmode and DFmode constants.
1059 (ia64_print_operand): Add 'G' format for printing
1060 floating point constants.
1062 2009-04-24 Richard Guenther <rguenther@suse.de>
1064 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1065 from unsigned additions.
1067 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1069 * c-typeck.c (set_init_index): Allow array designators that are
1070 not integer constant expressions with a pedwarn if pedantic.
1072 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1074 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1075 zero if no overlap in nonzero bits between the operands.
1077 2009-04-24 Ian Lance Taylor <iant@google.com>
1079 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1080 (record_dead_and_set_regs): Likewise.
1081 * df.h (struct df_mw_hardreg): Change flags field to int.
1082 (struct df_base_ref): Likewise.
1083 (struct df): Change changeable_flags field to int.
1084 * df-scan.c (df_defs_record): Change clobber_flags to int.
1085 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1086 constants rather than #define macros.
1087 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1088 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1089 (enum dwarf_calling_convention): Likewise.
1090 (enum dwarf_line_number_x_ops): Likewise.
1091 (enum dwarf_call_frame_info): Likewise.
1092 (enum dwarf_source_language): Likewise.
1093 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1094 (add_calling_convention_attribute): Likewise.
1095 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1096 (combine_comparisons): Change compcode to int. Add cast to enum type.
1097 * genrecog.c (maybe_both_true_2): Change c to int.
1098 (write_switch): Likewise. Add cast to enum type.
1099 * gimplify.c (gimplify_omp_for): Handle return values from
1100 gimplify_expr using MIN rather than bitwise or.
1101 (gimplify_expr): Add cast to enum type.
1102 * ipa-prop.c (update_jump_functions_after_inlining): Change
1103 IPA_BOTTOM to IPA_JF_UNKNOWN.
1104 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1105 Add casts to enum type.
1106 (setup_cover_and_important_classes): Change cl to int. Add casts
1108 (setup_class_translate): Change cl and mode to int.
1109 (ira_init_once): Change mode to int.
1110 (free_register_move_costs): Likewise.
1111 (setup_prohibited_mode_move_regs): Add casts to enum type.
1112 * langhooks.c (add_builtin_function_common): Rework assertion that
1113 value fits bitfield.
1114 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1115 * omega.c (omega_do_elimination): Avoid math on enum types.
1116 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1117 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1118 int local to handle integral_argment value.
1119 * regmove.c (try_auto_increment): Change PUT_MODE to
1121 * reload.c (push_secondary_reload): Add casts to enum type.
1122 (secondary_reload_class, find_valid_class): Likewise.
1123 * reload1.c (emit_input_reload_insns): Likewise.
1124 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1125 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1126 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1128 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1129 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1131 (expand_complex_libcall): Add casts to enum type.
1132 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1133 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1134 with ERROR_MARK, not NUM_TREE_CODES.
1135 (vect_create_epilog_for_reduction): Likewise.
1136 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1137 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1138 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1140 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1141 vect_unused_in_loop. Change 0 to loop_vect.
1142 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1143 * var-tracking.c (get_init_value): Change return type to enum
1145 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1146 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1148 (arm_override_options): Add casts to enum type.
1149 (arm_emit_tls_decoration): Likewise.
1150 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1152 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1153 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1154 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1156 * config/s390/s390.c (code_for_builtin_64): Change to array of
1158 (code_for_builtin_31): Likewise.
1159 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1161 * config/sparc/sparc.c (sparc_override_options): Change value
1162 field in struct code_model to enum cmodel. In initializer change
1163 0 to NULL and add cast to enum type.
1165 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1166 Change all callers. Issue a -Wc++-compat warning using
1167 lhs_origtype if necessary.
1168 (convert_for_assignment): Issue -Wc++-compat warnings about
1169 invalid conversions to enum type on assignment.
1170 * c-common.h (build_modify_expr): Update declaration.
1172 2009-04-24 Nick Clifton <nickc@redhat.com>
1174 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1175 (function_arg_advance): Likewise.
1176 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1179 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1181 * config/s390/constraints.md ('I', 'J'): Fix condition.
1183 2009-04-24 Diego Novillo <dnovillo@google.com>
1185 * gengtype-parse.c (parse_error): Add newline after message.
1187 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1189 * config/i386/sse.md (avxmodesuffixs): Removed.
1190 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1191 (*avx_pinsr<ssevecsize>): This.
1193 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1195 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1196 follow chains of regs with a single definition, and allow expressions
1197 that are function_invariant_p.
1198 (simple_rhs_p): Allow expressions that are function_invariant_p.
1200 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1203 * fold-const.c (fold_cond_expr_with_comparison): When folding
1204 > and >= to MAX, make sure the MAX uses the same type as the
1205 comparison's operands.
1207 2009-04-24 Nick Clifton <nickc@redhat.com>
1209 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1210 addressing for DImode accesses.
1211 (frv_print_operand_address): Handle PLUS case.
1212 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1214 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1216 PR rtl-optimization/39794
1217 * alias.c (canon_true_dependence): Add x_addr argument.
1218 * rtl.h (canon_true_dependence): Adjust prototype.
1219 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1220 * cselib.c (cselib_invalidate_mem): Likewise.
1221 * gcse.c (compute_transp): Likewise.
1222 * dse.c (scan_reads_nospill): Likewise.
1223 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1224 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1225 canon_base_addr of the group, plus optional offset.
1226 (struct group_info): Rename canon_base_mem to
1228 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1229 canon_rtx of base_mem.
1231 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1233 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1234 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1236 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1238 * config/spu/spu-builtins.h: Delete file.
1240 * config/spu/spu.h (enum spu_builtin_type): Move here from
1242 (struct spu_builtin_description): Likewise. Add GTY marker.
1243 Do not use enum spu_function_code or enum insn_code.
1244 (spu_builtins): Add extern declaration.
1246 * config/spu/spu.c: Do not include "spu-builtins.h".
1247 (enum spu_function_code, enum spu_builtin_type_index,
1248 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1249 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1250 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1251 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1252 (spu_builtin_types): Make static. Add GTY marker.
1253 (spu_builtins): Add extern declaration with GTY marker.
1256 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1257 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1258 Check programmatically whether all parameters are scalar.
1260 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1262 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1264 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1265 assignment from the constructor either if the target is volatile.
1267 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1269 * config/arm/arm.md (insv): Do not share operands[0].
1271 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1273 * config/vxlib-tls.c (active_tls_threads): Delete.
1274 (delete_hook_installed): New.
1275 (tls_delete_hook): Don't delete the delete hook.
1276 (tls_destructor): Delete it here.
1277 (__gthread_set_specific): Adjust installing the delete hook.
1278 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1279 __gthread_leave_tsd_dtor_context.
1281 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1283 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1285 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1287 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1289 (alpha_rtx_costs): Ditto.
1290 (emit_unlikely_jump): Use add_reg_note.
1291 (emit_frame_store_1): Ditto.
1292 (alpha_expand_prologue): Ditto.
1293 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1294 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1296 2009-04-23 Nick Clifton <nickc@redhat.com>
1298 * config/v850/v850.md (epilogue): Remove suppressed code.
1299 (return): Rename to return_simple and remove test of frame size.
1300 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1301 to gen_return_simple.
1303 2009-04-22 Jing Yu <jingyu@google.com>
1306 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1308 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1311 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1312 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1313 value is a VECTOR_CST, the element type is the element type of the
1316 2009-04-22 DJ Delorie <dj@redhat.com>
1318 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1320 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1322 * alias.c (find_base_term): Move around LO_SUM case, so that
1323 CONST falls through into PLUS/MINUS handling.
1326 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1327 into 0, use omit_one_operand.
1329 2009-04-23 Ben Elliston <bje@au.ibm.com>
1331 * config/rs6000/linux-unwind.h (get_regs): Remove type
1332 puns. Change the type of `pc' to an array of unsigned ints and
1333 update all users. Constify frame24.
1335 2009-04-22 DJ Delorie <dj@redhat.com>
1337 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1338 declarations before code.
1339 (current_function_special_page_vector): Likewise.
1340 (m32c_expand_insv): Silence a warning.
1342 2009-04-21 Taras Glek <tglek@mozilla.com>
1344 * alias.c: Update GTY annotations to new syntax.
1345 * basic-block.h: Likewise.
1346 * bitmap.h: Likewise.
1347 * c-common.h: Likewise.
1348 * c-decl.c: Likewise.
1349 * c-parser.c: Likewise.
1350 * c-pragma.c: Likewise.
1351 * c-tree.h: Likewise.
1352 * cfgloop.h: Likewise.
1353 * cgraph.h: Likewise.
1354 * config/alpha/alpha.c: Likewise.
1355 * config/arm/arm.h: Likewise.
1356 * config/avr/avr.h: Likewise.
1357 * config/bfin/bfin.c: Likewise.
1358 * config/cris/cris.c: Likewise.
1359 * config/darwin.c: Likewise.
1360 * config/frv/frv.c: Likewise.
1361 * config/i386/i386.c: Likewise.
1362 * config/i386/i386.h: Likewise.
1363 * config/i386/winnt.c: Likewise.
1364 * config/ia64/ia64.h: Likewise.
1365 * config/iq2000/iq2000.c: Likewise.
1366 * config/mips/mips.c: Likewise.
1367 * config/mmix/mmix.h: Likewise.
1368 * config/pa/pa.c: Likewise.
1369 * config/pa/pa.h: Likewise.
1370 * config/rs6000/rs6000.c: Likewise.
1371 * config/s390/s390.c: Likewise.
1372 * config/sparc/sparc.c: Likewise.
1373 * config/xtensa/xtensa.c: Likewise.
1374 * cselib.h: Likewise.
1375 * dbxout.c: Likewise.
1376 * dwarf2out.c: Likewise.
1377 * except.c: Likewise.
1378 * except.h: Likewise.
1379 * fixed-value.h: Likewise.
1380 * function.c: Likewise.
1381 * function.h: Likewise.
1382 * gimple.h: Likewise.
1383 * integrate.c: Likewise.
1384 * optabs.c: Likewise.
1385 * output.h: Likewise.
1388 * stringpool.c: Likewise.
1389 * tree-data-ref.c: Likewise.
1390 * tree-flow.h: Likewise.
1391 * tree-scalar-evolution.c: Likewise.
1392 * tree-ssa-address.c: Likewise.
1393 * tree-ssa-alias.h: Likewise.
1394 * tree-ssa-operands.h: Likewise.
1397 * varasm.c: Likewise.
1398 * varray.h: Likewise.
1400 * coretypes.h: Do not define GTY macro if it is already defined.
1401 * doc/gty.texi: Update GTY documentation to new syntax.
1402 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1403 annotations on structs.
1404 * gengtype-parse.c: Likewise.
1406 2009-04-22 Mark Heffernan <meheff@google.com>
1408 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1410 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1412 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1415 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1417 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1418 the same as a PLUS without a shift. Increase the cost of a
1421 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1423 * Makefile.in: Update dependencies.
1424 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1425 * errors.h: Remove bogus comment about compatibility.
1426 (warning): Update declaration.
1427 * genautomata.c: Update all calls to warning.
1428 * gimple.c: Do not include errors.h. Include toplev.h.
1429 * tree-ssa-structalias.c: Do not include errors.h.
1430 * omega.c: Likewise.
1431 * tree-ssa-reassoc.c: Likewise.
1432 * config/spu/spu-c.c: Likewise.
1433 * config/spu/t-spu-elf: Update dependencies.
1435 2009-04-22 Richard Guenther <rguenther@suse.de>
1437 PR tree-optimization/39824
1438 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1439 make sure the types are compatible.
1441 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1444 * c-common.c (c_parse_error): Take a token_flags parameter.
1445 Use token_type for the token type instead.
1446 Pass token_flags to cpp_type2name.
1447 * c-common.h (c_parse_error): Update declaration.
1448 * c-parser.c (c_parser_error): Pass 0 as token flags.
1450 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1452 PR rtl-optimization/39580
1453 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1455 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1457 * function.c (expand_function_end): Do not emit a jump to the "naked"
1458 return label for fall-through returns.
1459 * except.c (sjlj_emit_function_exit): Always place the call to the
1460 unregister function at the location installed by expand_function_end.
1462 2009-04-22 Richard Guenther <rguenther@suse.de>
1464 PR tree-optimization/39845
1465 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1466 (gen_inbound_check): Likewise.
1468 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1470 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1472 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1473 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1475 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1477 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1478 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1479 shift counts to avoid out-of-bounds array accesses.
1481 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1483 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1484 (Pmode): Move above.
1486 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1488 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1489 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1490 GET_CODE macro. Use IN_RANGE macro where appropriate.
1491 * config/alpha/alpha.h: Ditto.
1492 * config/alpha/alpha.md: Ditto.
1493 * config/alpha/constraints.md: Ditto.
1494 * config/alpha/predicates.md: Ditto.
1496 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1498 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1499 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1500 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1501 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1502 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1503 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1504 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1505 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1506 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1507 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1508 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1509 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1510 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1511 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1512 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1513 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1514 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1515 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1516 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1517 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1518 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1519 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1520 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1521 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1522 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1523 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1524 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1526 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1528 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1529 references from comments.
1530 * cfgbuild.c: (count_basic_blocks): Delete.
1531 (find_basic_blocks_1): Delete.
1532 (find_basic_blocks): Delete.
1533 * except.c (finish_eh_generation): Make static. Move comment from
1534 except.h here. Remove find_basic_blocks references from comments.
1535 * except.h (finish_eh_generation): Delete.
1536 * basic-block.h (find_basic_blocks): Delete.
1537 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1539 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1541 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1542 (sdbout_parms): Likewise.
1544 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1546 * config/sh/sh.c (prepare_cbranch_operands): Use
1547 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1548 (expand_cbranchdi4): Likewise.
1549 (from_compare): Add cast to enum type.
1550 (expand_cbranchsi4): Use add_reg_note.
1551 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1552 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1553 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1554 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1555 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1556 instead of CODE_FOR_nothing.
1557 (cbranchdi4): Likewise. Fix the order of arguments for
1559 (push_fpscr): Use add_reg_note.
1560 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1561 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1563 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1565 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1566 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1567 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1568 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1569 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1570 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1571 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1572 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1573 config/alpha/x-vms, config/arc/t-arc,
1574 config/arm/README-interworking, config/arm/arm-c.c,
1575 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1576 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1577 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1578 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1579 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1580 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1581 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1582 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1583 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1584 config/cris/t-elfmulti, config/crx/t-crx,
1585 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1586 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1587 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1588 config/h8300/t-h8300, config/i386/athlon.md,
1589 config/i386/darwin-libgcc.10.4.ver,
1590 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1591 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1592 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1593 config/i386/t-linux64, config/i386/t-nwld,
1594 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1595 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1596 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1597 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1598 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1599 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1600 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1601 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1602 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1603 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1604 config/m68k/t-uclinux, config/mcore/t-mcore,
1605 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1606 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1607 config/mips/crtn.asm, config/mips/irix-crti.asm,
1608 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1609 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1610 config/mips/mips-fixed.md, config/mips/sb1.md,
1611 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1612 config/mips/t-iris6, config/mips/t-isa3264,
1613 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1614 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1615 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1616 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1617 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1618 config/mn10300/t-linux, config/mn10300/t-mn10300,
1619 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1620 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1621 config/picochip/libgccExtras/clzsi2.asm,
1622 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1623 config/rs6000/darwin-libgcc.10.4.ver,
1624 config/rs6000/darwin-libgcc.10.5.ver,
1625 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1626 config/rs6000/t-aix43, config/rs6000/t-aix52,
1627 config/rs6000/t-darwin, config/rs6000/t-fprules,
1628 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1629 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1630 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1631 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1632 config/rs6000/t-rtems, config/rs6000/t-spe,
1633 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1634 config/score/t-score-elf, config/sh/divcost-analysis,
1635 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1636 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1637 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1638 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1639 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1640 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1641 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1642 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1643 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1644 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1645 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1646 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1647 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1648 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1649 * config/h8300/genmova.sh: Include copyright and license notices
1650 in generated output.
1651 * config/h8300/mova.md: Regenerate.
1652 * doc/install.texi2html: Include word "Copyright" in copyright
1653 notice and use name "Free Software Foundation, Inc.".
1654 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1655 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1656 ChangeLog-2007, ChangeLog-2008: Correct dates.
1658 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1660 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1661 NE_EXPR operations as well.
1662 * c-parser.c (c_parser_condition): Do not set location information on
1664 (c_parser_conditional_expression): Likewise.
1665 (c_parser_binary_expression): Set location information on operators.
1666 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1667 TRUTH_NOT_EXPR has been folded.
1668 * fold-const.c (fold_truth_not_expr): Copy location information from
1669 the incoming expression to the outgoing one.
1670 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1671 recursive calls on the LHS of the operator but pass that of the
1672 operator to recursive calls on the RHS of the operator. Set it
1674 (shortcut_cond_expr): Set the locus of the operator on the second
1675 COND_EXPR and that of the expression on the first in degenerate cases.
1676 Pass the locus of the expression to calls to shortcut_cond_r.
1677 Set the locus of the 'then' block on the associated jump, if any.
1678 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1679 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1680 expression to call to gimplify_boolean_expr.
1682 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1684 * config.gcc: Add additional configuration for
1685 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1686 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1687 (CPP_SPEC): Redefine for allowing -municode option.
1688 (STARTFILE_SPEC): Likewise.
1689 * config/i386/t-mingw-w64: New.
1690 * config/i386/mingw-w64.opt: New.
1691 (municode): Add new target option.
1692 * doc/invoke.texi (municode): Add documentation for new option.
1694 2009-04-21 Ian Lance Taylor <iant@google.com>
1696 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1697 Correct test for number of arguments.
1698 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1700 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1702 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1703 argument of emit_library_call.
1705 2009-04-21 Richard Guenther <rguenther@suse.de>
1708 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1709 inside VIEW_CONVERT_EXPRs.
1711 2009-04-21 Martin Jambor <mjambor@suse.cz>
1713 * tree-switch-conversion.c (build_constructors): Split a long line.
1714 (constructor_contains_same_values_p): New function.
1715 (build_one_array): Create assigns of constants if possible, do not
1716 call mark_sym_for_renaming, call update_stmt.
1717 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1718 make_rename_temp. Do not call mark_symbols_for_renaming, call
1720 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1721 find_new_referenced_vars, call update_stmt.
1722 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1723 instead of calling make_rename_temp. Do not call
1724 find_new_referenced_vars or mark_symbols_for_renaming, call
1727 2009-04-21 Richard Guenther <rguenther@suse.de>
1729 PR tree-optimization/39827
1730 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1731 (tree_ssa_phiprop): Pass the correct array size.
1733 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1735 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1737 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1740 * c-typeck.c (lvalue_p): Move declaration ...
1741 * c-common.h (lvalue_p): ... to here.
1742 * c-common.c (candidate_equal_p): New.
1743 (add_tlist): Use it.
1744 (merge_tlist): Use it.
1745 (warn_for_collisions_1): Likewise.
1746 (warning_candidate_p): Accept more candidates.
1747 (verify_tree): A warning candidate can be an expression. Use
1750 2009-04-21 Ben Elliston <bje@au.ibm.com>
1753 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1754 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1755 options. Remove -mcall-solaris documentation.
1757 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1760 * doc/invoke.texi (-Wlong-long): Update description.
1761 * c-lex (interpret_integer): Only warn if there was no previous
1762 overflow and -Wlong-long is enabled.
1763 * c-decl.c (declspecs_add_type): Drop redundant flags.
1764 * c.opt (Wlong-long): Init to -1.
1765 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1766 and front-end warn_long_long. Wlong-long only depends on other
1767 flags if it is uninitialized.
1768 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1769 the same for CPP and FE.
1770 (restore_extension_diagnostics): Likewise.
1772 2009-04-20 Ian Lance Taylor <iant@google.com>
1774 Fix enum conversions which are invalid in C++:
1775 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1776 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1777 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1778 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1779 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1780 (dbxout_parms): Likewise.
1781 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1782 (df_clear_flags): Likewise.
1783 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1784 top_flag parameter to int.
1785 (df_chain_create_bb_process_use): Likewise.
1786 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1788 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1789 (df_ref_create_structure, df_def_record_1): Likewise.
1790 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1791 (df_notes_rescan): Change 0 to VOIDmode in function call.
1792 (df_get_call_refs, df_insn_refs_collect): Likewise.
1793 (df_bb_regs_collect): Likewise.
1794 (df_entry_block_defs_collect): Likewise.
1795 (df_exit_block_uses_collect): Likewise.
1796 * df.h: Update declarations.
1797 * double-int.c (double_int_divmod): Add cast to enum type.
1798 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1799 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1800 (based_loc_descr): Likewise.
1801 (loc_descriptor_from_tree_1): Change first_op and second_op to
1802 enum dwarf_location_atom. Add cast to enum type.
1803 * expmed.c (init_expmed): Change 0 to SET in function call.
1804 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1805 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1806 (do_store_flag): Likewise.
1807 * fixed-value.h (struct fixed_value): Change mode to enum
1809 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1810 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1812 (insert_insn_decl, insert_decl, insert_state): Likewise.
1813 (automata_list_finish): Likewise.
1814 * genrecog.c (process_define_predicate): Add cast to enum type.
1815 * gensupport.c (init_predicate_table): Add cast to enum type.
1816 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1818 (gimple_build_call_1, gimple_build_label): Likewise.
1819 (gimple_build_goto, gimple_build_asm_1): Likewise.
1820 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1821 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1822 (enum fallback): Rename from enum fallback_t.
1823 (fallback_t): Typedef as int.
1824 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1825 GSI_SAME_STMT in function call.
1826 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1828 (setup_reg_class_relations): Likewise.
1829 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1830 (setup_prohibited_class_mode_regs): Add cast to enum type.
1831 (setup_prohibited_mode_move_regs): Likewise.
1832 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1833 (record_address_regs): Change i to enum reg_class.
1834 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1835 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1836 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1837 (GET_MODE_2XWIDER_MODE): Likewise.
1838 (GET_CLASS_NARROWEST_MODE): Likewise.
1839 * omp-low.c (expand_omp_for): Add cast to enum type.
1840 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1841 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1842 * postreload.c (reload_cse_simplify_operands): Change rclass local
1844 * predict.c (combine_predictions_for_insn): Change best_predictor
1845 and predictor to enum br_predictor.
1846 (combine_predictions_for_bb): Likewise.
1847 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1848 use SET_PREDICT_EXPR_OUTCOME.
1849 * real.c (real_arithmetic): Change icode to code in function call.
1850 * reginfo.c (init_move_cost): Add casts to enum type.
1851 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1852 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1854 * reload.c (find_valid_class): Add casts to enum type.
1855 (push_reload): Change 0 to NO_REGS in function call.
1856 (find_reloads): Change this_alternative to array of enum
1857 reg_class. Remove some now-unnecessary casts.
1858 (make_memloc): Change 0 to VOIDmode in function call.
1859 * reload1.c (reload): Change 0 to VOIDmode in function call.
1860 (eliminate_regs_1, elimination_effects): Likewise.
1861 (eliminate_regs_in_insn): Likewise.
1862 (emit_input_reload_insns): Add cast to enum type.
1863 (delete_output_reload): Change 0 to VOIDmode in function call.
1864 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1865 to enum type in function call.
1866 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1867 (SET_PREDICT_EXPR_OUTCOME): Define.
1868 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1869 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1870 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1871 (dump_function): Likewise.
1872 * tree-dump.h: Update declarations.
1873 * tree-pass.h: Update declarations.
1874 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1875 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1877 (arm_rtx_costs_1): Correct parenthesization.
1878 (arm_rtx_costs): Add casts to enum type.
1879 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1880 (vfp_emit_fstmd): Use add_rg_note.
1881 (emit_multi_reg_push, emit_sfm): Likewise.
1882 (thumb_set_frame_pointer): Likewise.
1883 (arm_expand_prologue): Likewise.
1884 (arm_regno_class): Change return type to enum reg_class.
1885 (thumb1_expand_prologue): Use add_reg_note.
1886 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1887 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1889 * config/arm/gentune.sh: Add cast to enum type.
1890 * config/arm/arm-tune.md: Rebuild.
1891 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1892 (ix86_split_fp_branch, predict_jump): Likewise.
1893 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1894 insn_code to enum rtx_code.
1895 (ix86_builtin_vectorized_function): Add cast to enum type.
1896 * config/i386/i386.md (truncdfsf2): Change slot to enum
1898 (truncxf<mode>2, isinf<mode>2): Likewise.
1899 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1901 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1902 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1903 (insert_bundle_state): Change 1 to INSERT in function call.
1904 (ia64_add_bundle_selector_before): Likewise.
1905 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1906 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1907 (restore_stack_nonlocal): Likewise.
1908 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1910 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1912 (mips_rtx_costs): Likewise.
1913 (mips_override_options): Add casts to enum type.
1914 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1916 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1917 (store_reg, set_reg_plus_d): Likewise.
1918 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1919 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1921 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1923 (emit_unlikely_jump): Use add_reg_note.
1924 (rs6000_emit_allocate_stack): Likewise.
1925 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1926 (output_toc): Change 1 to INSERT in function call.
1927 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1928 (rs6000_initialize_trampoline): Likewise.
1929 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1931 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1932 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1933 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1934 (save_gprs): Use add_reg_note.
1935 (s390_emit_prologue): Likewise.
1936 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1937 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1938 (sparc_fold_builtin): Add cast to enum type.
1939 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1941 (spu_expand_prologue): Use add_reg_note.
1942 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1944 2009-04-20 Ian Lance Taylor <iant@google.com>
1946 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1947 (c_parser_postfix_expression_after_primary): Get VEC for list of
1948 arguments. Get original types of arguments. Call
1949 build_function_call_vec.
1950 (cached_expr_list_1, cached_expr_list_2): New static variables.
1951 (c_parser_expr_list): Change return type to VEC *. Add
1952 p_orig_types parameter. Change all callers.
1953 (c_parser_release_expr): New static function.
1954 (c_parser_vec_to_tree_list): New static function.
1955 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1956 call build_function_call_vec.
1957 (build_function_call_vec): New function, based on old
1958 build_function_call.
1959 (convert_arguments): Remove nargs and argarray parameters. Change
1960 values to a VEC. Add origtypes parameter.
1961 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1962 (convert_for_assignment): Add origtype parameter. Change all
1963 callers. If warn_cxx_compat, check for conversion to an enum
1964 type when calling a function.
1965 (store_init_value): Add origtype parameter. Change all callers.
1966 (digest_init): Likewise.
1967 (struct init_node): Add origtype field.
1968 (add_pending_init): Add origtype parameter. Change all callers.
1969 (output_init_element): Likewise.
1970 (output_pending_init_elements): Pass origtype from init_node to
1971 output_init_element.
1972 (process_init_element): Pass origtype from c_expr to
1973 output_init_element.
1974 (c_finish_return): Add origtype parameter. Change all callers.
1975 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1977 (sync_resolve_params): Likewise.
1978 (sync_resolve_return): Change params to first_param. Change caller.
1979 (resolve_overloaded_builtins): Change params to VEC *. Change
1980 callers. Save first parameter around call to build_function_call_vec.
1981 * c-decl.c (finish_decl): Add origtype parameter. Change all
1982 callers. Call build_function_call_vec rather than
1983 build_function_call for cleanup.
1984 * c-tree.h: Update declarations.
1985 * c-common.h: Update declarations.
1986 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1987 params to first_param.
1988 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1989 params parameter from tree to void *.
1990 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1991 Change arglist parameter to have type void *, and to be a pointer
1993 * config/rs6000/rs6000-protos.h
1994 (altivec_resolve_overloaded_builtin): Update declaration.
1995 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1996 fnargs parameter to have type void *, and to be a pointer to a
1997 VEC. Call build_function_call_vec instead of
1998 build_function_call.
1999 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
2001 2009-04-20 Joey Ye <joey.ye@intel.com>
2002 Xuepeng Guo <xuepeng.guo@intel.com>
2003 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
2007 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
2008 (IX86_LEA_PRIORITY): Likewise.
2009 (distance_non_agu_define): New function.
2010 (distance_agu_use): Likewise.
2011 (ix86_lea_for_add_ok): Likewise.
2012 (ix86_dep_by_shift_count): Likewise.
2014 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
2015 should split for LEA.
2017 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
2019 (ix86_dep_by_shift_count): Likewise.
2021 2009-04-20 Richard Guenther <rguenther@suse.de>
2023 * expr.c (handled_component_p): Move ...
2024 * tree.h (handled_component_p): ... here.
2025 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
2026 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
2027 and REALPART_EXPR to be in one group.
2029 2009-04-20 Richard Guenther <rguenther@suse.de>
2031 * basic-block.h (get_all_dominated_blocks): Declare.
2032 * dominance.c (get_all_dominated_blocks): New function.
2033 * tree-cfg.c (get_all_dominated_blocks): Remove.
2034 (remove_edge_and_dominated_blocks): Adjust.
2035 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
2036 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
2037 instead of recursing.
2039 2009-04-20 Doug Kwan <dougkwan@google.com>
2041 * cgraph.h (cgraph_node_ptr): New type for vector functions.
2042 (struct cgraph_node_set_def): New type.
2043 (cgraph_node_set) New type. Also declare vector functions.
2044 (struct cgraph_node_set_element_def): New type.
2045 (cgraph_node_set_element): Ditto.
2046 (cgraph_node_set_iterator): New iterator type.
2047 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2048 cgraph_node_set_remove, dump_cgraph_node_set,
2049 debug_cgraph_node_set): New prototypes.
2050 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2051 cgraph_node_set_size): New inlines.
2052 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2054 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2055 argument to function 'write_summary'.
2056 * ipa.c: Include ggc.h.
2057 (hash_cgraph_node_set_element,
2058 eq_cgraph_node_set_element, cgraph_node_set_new,
2059 cgraph_node_set_add, cgraph_node_set_remove,
2060 cgraph_node_set_find, dump_cgraph_node_set,
2061 debug_cgraph_node_set): New functions.
2062 * Makefile.in (ipa.o): Add dependency on GGC_H.
2064 2009-04-20 Ira Rosen <irar@il.ibm.com>
2066 PR tree-optimization/39675
2067 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2068 check of the return code of vect_schedule_slp. Check that
2069 stmt_vec_info still exists for the statement, before checking its
2072 2009-04-20 Michael Matz <matz@suse.de>
2074 * Makefile.in (generated_files): Take out $(simple_generated_c).
2076 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2078 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2079 (UINTPTR_TYPE): Likewise.
2081 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2084 * c-typeck.c (digest_init): Check for initializing an array with a
2087 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2090 * c-semantics.c (pop_stmt_list): Propagate
2091 STATEMENT_LIST_HAS_LABEL to parent statement list.
2093 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2095 * config/mips/mips.h (mips_tune_attr): New macro.
2096 * config/mips/mips.md (cpu): Use it.
2098 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2101 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2104 2009-04-19 Diego Novillo <dnovillo@google.com>
2106 * toplev.c (compile_file): Move call to coverage_finish ...
2107 * cgraphunit.c (ipa_passes): ... here.
2108 Call cgraph_process_new_functions.
2109 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2110 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2112 2009-04-19 Jan Hubicka <jh@suse.cz>
2114 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2116 (dump_cgraph_node): Dump can throw external flag.
2117 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2119 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2123 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2124 * common.opt (Wlogical-op): Move from here...
2125 * c.opt (Wlogical-op): ... to here.
2126 * c-typeck.c (parser_build_binary_op): Update call to
2127 warn_logical_operator.
2128 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2130 * c-common.c (warn_logical_op): Update.
2131 * c-common.h (warn_logical_op): Update declaration.
2133 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2135 * tree.c (protected_set_expr_location): Fix formatting.
2137 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2140 * c-typeck.c (readonly_warning): new.
2141 (build_unary_op, build_modify_expr): Use readonly_warning for
2142 storing into something readonly but not const-qualified.
2144 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2147 * c-typeck.c (build_unary_op): Check for taking address of
2148 expression of type void.
2150 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2153 * c-typeck.c (build_function_call): Check for calling a function
2154 with qualified void return types. Call require_complete_type when
2157 2009-04-18 Jan Hubicka <jh@suse.cz>
2159 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2161 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2162 can_throw_external flag.
2163 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2164 * ipa-pure-const.c (ignore_edge): New function.
2165 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2166 only over can_throw_external edges.
2167 (local_pure_const): Add nothrow flag.
2168 * ipa-utils.c (searchc): Add ignore_edge callback.
2169 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2170 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2171 (set_nothrow_function_flags): Update cgraph.
2172 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2174 2009-04-18 Richard Guenther <rguenther@suse.de>
2177 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2178 (fold_stmt): ... this and ...
2179 (fold_stmt_inplace): ... this.
2180 (fold_stmt_1): Fold references in calls and asms.
2181 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2183 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2185 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2186 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2188 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2190 * tree.c (function_args_count): Remove.
2191 * tree.h: Remove the prototype for function_args_count.
2193 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2195 * tree-iterator.c (expr_only): Remove.
2196 * tree.h: Remove the prototype for expr_only.
2198 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2200 * reginfo.c (cannot_change_mode_set_regs): Remove.
2201 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2203 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2205 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2206 whether operands 0 and 1 overlaps.
2208 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2211 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2212 pointer. Use warning_at instead of warning.
2213 (search_for_addr_array): Likewise.
2214 (check_array_bounds): Likewise.
2215 (check_all_array_refs): Check that the incoming edge is not in the
2216 list of edges to be removed.
2217 (check_all_array_refs): Avoid the temporal pointer.
2218 (vrp_visit_cond_stmt): Fix typo.
2219 (simplify_switch_using_ranges): Handle the case where the switch
2220 index is an integer constant.
2222 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2224 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2226 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2228 * doc/extend.texi, doc/invoke.texi: Fix typos.
2230 2009-04-17 Cary Coutant <ccoutant@google.com>
2232 * tree-flow-inline.h (get_lineno): Fix inverted test.
2234 2009-04-17 Diego Novillo <dnovillo@google.com>
2236 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2237 assertion for AVAIL_OUT.
2239 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2242 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2243 * config/sh/linux-atomic.asm: Likewise.
2245 2009-04-17 Diego Novillo <dnovillo@google.com>
2247 * except.c (debug_eh_tree): New.
2248 (struct eh_region, struct eh_status): Move ...
2249 * except.h: ... here.
2250 (add_type_for_runtime): Declare extern.
2251 (lookup_type_for_runtime): Likewise.
2252 (debug_eh_tree): Declare.
2253 * Makefile.in (GTFILES): List except.h before except.c
2255 2009-04-17 Diego Novillo <dnovillo@google.com>
2257 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2258 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2259 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2260 (find_vars_r): ... here.
2261 * tree-flow.h (find_referenced_vars_in): Declare.
2262 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2263 that AVAIL_OUT exists for BLOCK.
2264 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2265 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2266 (tree-parloops.o): Likewise.
2268 2009-04-17 Simon Baldwin <simonb@google.com>
2270 * toplev.c (default_tree_printer): Add handling for %E format.
2272 2009-04-17 Diego Novillo <dnovillo@google.com>
2274 * tree-pretty-print.c (dump_generic_node): Add break after
2275 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2276 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2277 FUNCTION_TYPE together. Call print_struct_decl when printing
2278 structures and TDF_SLIM is not given.
2279 (print_struct_decl): Fix logic for detecting recursion.
2281 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2284 * gcc.c (create_at_file): New.
2285 (compile_input_file_p): New.
2286 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2287 * main.c (main): Update call to toplev_main.
2288 * toplev.c (toplev_main): Change signature. Call expandargv.
2289 * toplev.h (toplev_main): Change signature.
2291 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2293 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2294 if the latter is not constant.
2296 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2298 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2300 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2302 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2303 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2305 2009-04-17 Richard Guenther <rguenther@suse.de>
2307 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2308 Handle component references view-converting an invariant address.
2310 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2312 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2313 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2314 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2315 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2316 Use @deftypevr rather than @deftypevar.
2318 2009-04-17 Richard Guenther <rguenther@suse.de>
2320 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2321 (get_prop_source_stmt): Likewise.
2322 (can_propagate_from): Likewise.
2324 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2326 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2327 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2328 (--with-multilib-list): Add default value.
2329 * configure: Regenerate.
2330 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2331 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2332 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2333 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2334 Don't add default cpu to multilib list unnecessarily, but do enable
2335 the relevant compiler option..
2336 Add support for --with-multilib-list=<blank> and
2337 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2338 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2339 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2340 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2342 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2343 (MULTILIB_OSDIRNAMES): New variable.
2344 * config/sh/t-1e: Delete file.
2345 * config/sh/t-mlib-sh1: Delete file.
2346 * config/sh/t-mlib-sh2: Delete file.
2347 * config/sh/t-mlib-sh2a: Delete file.
2348 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2349 * config/sh/t-mlib-sh2a-single: Delete file.
2350 * config/sh/t-mlib-sh2a-single-only: Delete file.
2351 * config/sh/t-mlib-sh2e: Delete file.
2352 * config/sh/t-mlib-sh3e: Delete file.
2353 * config/sh/t-mlib-sh4: Delete file.
2354 * config/sh/t-mlib-sh4-nofpu: Delete file.
2355 * config/sh/t-mlib-sh4-single: Delete file.
2356 * config/sh/t-mlib-sh4-single-only: Delete file.
2357 * config/sh/t-mlib-sh4a: Delete file.
2358 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2359 * config/sh/t-mlib-sh4a-single: Delete file.
2360 * config/sh/t-mlib-sh4a-single-only: Delete file.
2361 * config/sh/t-mlib-sh4al: Delete file.
2362 * config/sh/t-mlib-sh5-32media: Delete file.
2363 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2364 * config/sh/t-mlib-sh5-64media: Delete file.
2365 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2366 * config/sh/t-mlib-sh5-compact: Delete file.
2367 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2368 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2369 * doc/install.texi (Options specification): Add
2370 --with-multilib-list and --with-endian.
2372 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2374 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2376 (OBJS-common): Add plugin-version.o.
2377 (plugin-version.o): New.
2378 * gcc-plugin.h (plugin_gcc_version): New.
2379 (plugin_default_version_check): New.
2380 (plugin_init_func, plugin_init): Add version argument.
2381 * plugin-version.c: New.
2382 * plugin.c (str_plugin_gcc_version_name): New.
2383 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2384 pass it to the init function.
2385 (plugin_default_version_check): New.
2387 2009-04-17 Richard Guenther <rguenther@suse.de>
2389 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2390 for decl-vs-decl disambiguation.
2392 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2394 * config/s390/s390.h (s390_tune_attr): New macro definition.
2395 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2397 2009-04-17 Richard Guenther <rguenther@suse.de>
2399 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2400 (fold_stmt_r): Likewise.
2401 (maybe_fold_reference): New function.
2402 (fold_gimple_assign): Handle cases fold_stmt_r did.
2403 (fold_stmt): Do not use fold_stmt_r.
2404 (fold_stmt_inplace): Likewise.
2406 2009-04-17 Richard Guenther <rguenther@suse.de>
2408 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2409 (record_equivalences_from_stmt): Remove useless checks and
2411 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2412 the type is already suitable.
2414 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2416 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2418 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2420 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2421 (CMPtype): Define as __gcc_CMPtype.
2423 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2425 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2426 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2428 2009-04-17 Richard Guenther <rguenther@suse.de>
2430 PR tree-optimization/39746
2431 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2432 special-casing for builtins and static variable use/def.
2433 (call_may_clobber_ref_p_1): Likewise.
2435 2009-04-16 Ian Lance Taylor <iant@google.com>
2437 * df.h: Include "timevar.h".
2438 (struct df_problem): Change tv_id field to timevar_id_t.
2439 * tree-pass.h: Include "timevar.h".
2440 (struct opt_pass): Change tv_id field to timevar_id_t.
2441 * timevar.h (timevar_id_t): Define TV_NONE.
2442 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2443 TV_NONE rather than tv_id != 0.
2444 (execute_one_pass): Likewise.
2445 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2446 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2447 dependencies to $(TREE_PASS_H).
2448 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2450 (pass_branch_target_load_optimize2): Likewise.
2451 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2452 (pass_outof_cfg_layout_mode): Likewise.
2453 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2454 (pass_rebuild_cgraph_edges): Likewise.
2455 (pass_remove_cgraph_callee_edges): Likewise.
2456 * df-core.c (pass_df_initialize_opt): Likewise.
2457 (pass_df_initialize_no_opt): Likewise.
2458 (pass_df_finish): Likewise.
2459 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2460 * except.c (pass_set_nothrow_function_flags): Likewise.
2461 (pass_convert_to_eh_region_ranges): Likewise.
2462 * final.c (pass_compute_alignments): Likewise.
2463 * function.c (pass_instantiate_virtual_regs): Likewise.
2464 (pass_init_function): Likewise.
2465 (pass_leaf_regs): Likewise.
2466 (pass_match_asm_constraints): Likewise.
2467 * gimple-low.c (pass_lower_cf): Likewise.
2468 (pass_mark_used_blocks): Likewise.
2469 * init-regs.c (pass_initialize_regs): Likewise.
2470 * integrate.c (pass_initial_value_sets): Likewise.
2471 * ira.c (pass_ira): Likewise.
2472 * jump.c (pass_cleanup_barriers): Likewise.
2473 * omp-low.c (pass_expand_omp): Likewise.
2474 (pass_lower_omp): Likewise.
2475 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2476 * recog.c (pass_split_all_insns): Likewise.
2477 (pass_split_after_reload): Likewise.
2478 (pass_split_before_regstack): Likewise.
2479 (pass_split_before_sched2): Likewise.
2480 (pass_split_for_shorten_branches): Likewise.
2481 * reginfo.c (pass_reginfo_init): Likewise.
2482 (pass_subregs_of_mode_init): Likewise.
2483 (pass_subregs_of_mode_finish): Likewise.
2484 * passes.c (pass_postreload): Likewise.
2485 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2486 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2487 (pass_warn_function_return): Likewise.
2488 (pass_warn_function_noreturn): Likewise.
2489 * tree-complex.c (pass_lower_complex): Likewise.
2490 (pass_lower_complex_O0): Likewise.
2491 * tree-if-conv.c (pass_if_conversion): Likewise.
2492 * tree-into-ssa.c (pass_build_ssa): Likewise.
2493 * tree-mudflap.c (pass_mudflap_1): Likewise.
2494 (pass_mudflap_2): Likewise.
2495 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2496 (pass_mudflap_2): Likewise.
2497 * tree-nrv.c (pass_return_slot): Likewise.
2498 * tree-object-size.c (pass_object_sizes): Likewise.
2499 * tree-optimize.c (pass_all_optimizations): Likewise.
2500 (pass_early_local_passes): Likewise.
2501 (pass_all_early_optimizations): Likewise.
2502 (pass_cleanup_cfg): Likewise.
2503 (pass_cleanup_cfg_post_optimizing): Likewise.
2504 (pass_free_datastructures): Likewise.
2505 (pass_free_cfg_annotations): Likewise.
2506 (pass_fixup_cfg): Likewise.
2507 (pass_init_datastructures): Likewise.
2508 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2509 (pass_late_warn_uninitialized): Likewise.
2510 (pass_update_address_taken): Likewise.
2511 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2512 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2513 (pass_cse_sincos): Likewise.
2514 (pass_convert_to_rsqrt): Likewise.
2515 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2516 * tree-stdarg.c (pass_stdarg): Likewise.
2517 * tree-tailcall.c (pass_tail_recursion): Likewise.
2518 (pass_tail_calls): Likewise.
2519 * tree-vect-generic.c (pass_lower_vector): Likewise.
2520 (pass_lower_vector_ssa): Likewise.
2521 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2523 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2525 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2527 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2529 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2530 logical and signext.
2532 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2535 * config/sh/predicates.md (arith_operand): Check if the operand
2536 of TRUNCATE is a REG.
2538 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2540 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2541 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2543 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2545 * tree-iterator.c (tsi_split_statement_list_after,
2546 tsi_split_statement_list_before): Remove.
2547 * tree-iterator.h: Remove the prototypes for
2548 tsi_split_statement_list_after and tsi_split_statement_list_before.
2550 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2552 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2553 * tree-ssa-propagate.h: Remove the prototype for
2554 stmt_makes_single_load.
2556 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2558 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2559 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2561 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2563 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2565 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2567 * except.c (eh_region_outer_p): Remove.
2568 * except.h: Remove the prototype for eh_region_outer_p.
2570 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2572 * function.c (current_function_assembler_name): Remove.
2573 * function.h: Remove the prototype for
2574 current_function_assembler_name.
2576 2009-04-16 Ian Lance Taylor <iant@google.com>
2578 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2579 (add_reg_note): Call alloc_reg_note.
2580 * rtl.h (alloc_reg_note): Declare.
2581 * combine.c (try_combine): Use alloc_reg_note.
2582 (recog_for_combine, move_deaths): Likewise.
2583 (distribute_notes): Use alloc_reg_note and add_reg_note.
2584 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2585 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2586 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2588 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2590 PR rtl-optimization/39762
2591 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2592 ira_may_move_out_cost): Add comments about way of their usage.
2593 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2595 * ira-conflicts.c (process_regs_for_copy): Use function
2596 ira_get_register_move_cost instead of global
2597 ira_register_move_cost.
2599 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2600 color_pass, move_spill_restore, update_curr_costs): Ditto.
2602 * ira-lives.c (process_single_reg_class_operands): Ditto.
2604 * ira-emit.c (emit_move_list): Ditto.
2606 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2607 (record_reg_classes): Ditto. Use functions
2608 ira_get_register_move_cost and ira_get_may_move_cost instead of
2609 global vars ira_register_move_cost, ira_may_move_out_cost and
2610 ira_may_move_in_cost.
2611 (record_address_regs): Don't call ira_init_register_move_cost.
2612 Use function ira_get_may_move_cost instead of global
2613 ira_may_move_in_cost.
2614 (process_bb_node_for_hard_reg_moves): Use function
2615 ira_get_register_move_cost instead of global ira_register_move_cost.
2616 (ira_costs): Don't call ira_init_register_move_cost.
2618 2009-04-16 Richard Guenther <rguenther@suse.de>
2620 * tree-cfg.c (verify_gimple_assign_binary):
2621 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2622 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2623 (create_general_new_stmt): Note that this function is broken.
2625 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2627 * common.opt (fhelp): Add Var(help_flag).
2628 * gcc-plugin.h (plugin_info): Add help.
2629 * plugin.c (plugin_name_args): Add help.
2630 (register_plugin_info): Set plugin->help.
2631 (print_help_one_plugin): New.
2632 (print_plugins_help): New.
2633 * plugin.h (print_plugins_help): New.
2634 * toplev.c (toplev_main): Call print_plugins_help if needed.
2636 2009-04-16 Richard Guenther <rguenther@suse.de>
2638 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2639 (gimple_ior_addresses_taken_1): New function.
2640 (gimple_ior_addresses_taken): Likewise.
2641 * gimple.h (struct gimple_statement_with_ops_base): Remove
2642 addresses_taken member.
2643 (gimple_ior_addresses_taken): Declare.
2644 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2645 gimple_set_addresses_taken): Remove.
2646 * ipa-reference.c (mark_address): New function.
2647 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2648 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2649 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2650 (gimple_add_to_addresses_taken): Remove.
2651 (get_tmr_operands): Call mark_address_taken.
2652 (get_asm_expr_operands): Likewise.
2653 (get_expr_operands): Likewise.
2654 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2655 (free_stmt_operands): Do not free it.
2656 * tree-ssa.c (delete_tree_ssa): Likewise.
2657 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2659 2009-04-16 Richard Guenther <rguenther@suse.de>
2661 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2662 (walk_stmt_load_store_ops): Likewise.
2663 * gimple.c (get_base_loadstore): New function.
2664 (walk_stmt_load_store_addr_ops): Likewise.
2665 (walk_stmt_load_store_ops): Likewise.
2666 * ipa-pure-const.c (check_op): Simplify.
2667 (check_load, check_store): New functions.
2668 (check_stmt): Use walk_stmt_load_store_ops.
2669 * ipa-reference.c (mark_load): Adjust signature.
2670 (mark_store): Likewise.
2671 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2673 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2675 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2677 * opts.c (common_handle_option): Don't call print_version.
2678 * plugin.c (plugin_name_args): Add version.
2679 (register_plugin_info): New.
2680 (register_callback): Handle PLUGIN_INFO.
2681 (try_init_one_plugin): New.
2682 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2684 (finalize_one_plugin): New.
2685 (finalize_plugins): New.
2686 (print_one_plugin): New.
2687 (print_plugins_versions): New.
2688 * plugin.h (print_plugins_versions): New.
2689 (finalize_plugins): New.
2690 * toplev.c (compile_file): Don't call initialize_plugins.
2691 (print_version): Call print_plugins_versions.
2692 (toplev_main): Call initialize_plugins. Print version if needed.
2693 Call finalize_plugins.
2695 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2697 * common.opt (fversion): New.
2698 * gcc.c (print_version): New.
2699 (process_command): Don't print the version. Just set print_version.
2700 (main): Print version. Call subprocesses if print_version and
2701 verbose_flag are set.
2702 * opts.c (common_handle_option): Handle OPT_fversion.
2704 2009-04-16 Richard Guenther <rguenther@suse.de>
2705 Ira Rosen <irar@il.ibm.com>
2707 PR tree-optimization/39698
2708 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2709 type of the reduction variable. Only generate the def if
2712 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2713 make sure to first convert to an integer of the same precision.
2714 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2715 the type of the evolution correctly in computing the new
2716 induction variable base.
2718 2009-04-16 Richard Guenther <rguenther@suse.de>
2721 * tree-cfg.c (make_blocks): Split statements with to-be
2722 abnormal SSA names on the lhs.
2724 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2726 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2727 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2728 * c-typeck.c (really_start_incremental_init): Likewise.
2729 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2730 (TARGET_INITIALIZER): Remove it.
2731 * target.h (struct target): Remove vector_opaque_p.
2732 * tree.c (build_opaque_vector_type): New.
2733 * tree.h (TYPE_VECTOR_OPAQUE): New.
2734 (build_opaque_vector_type): Declare.
2735 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2736 * config/rs6000/rs6000.c (build_opaque_vector_type,
2737 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2738 (rs6000_init_builtins): Use build_opaque_vector_type for
2739 opaque_V4SI_type_node.
2741 2009-04-15 Catherine Moore <clm@codesourcery.com>
2743 * debug.h (set_name): Declare.
2744 * dwarf2out.c (dwarf2out_set_name): Declare.
2745 (dwarf2_debug_hooks): Add set_name.
2746 (find_AT_string): New.
2747 (add_AT_string): Call find_AT_string.
2748 (dwarf2out_set_name): New.
2749 * cp/decl.c (grokdeclarator): Call set_name.
2750 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2751 * debug.c (do_nothing_debug_hooks): Likewise.
2752 * dbxout.c (dbx_debug_hooks): Likewise.
2753 * sdbout.c (sdb_debug_hooks): Likewise.
2755 2009-04-15 Michael Eager <eager@eagercon.com>
2757 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2758 reg for single-precision FPU.
2759 * config/rs6000/rs6000.md (movsi_internal1): Only for
2761 (movsi_internal1_single): New. Add pattern to move SI values to/from
2762 single-precision FP regs.
2764 2009-04-15 Richard Guenther <rguenther@suse.de>
2766 * omp-low.c (lower_rec_input_clauses): Build correct address
2768 (expand_omp_for_generic): Fix multiplication type.
2769 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2770 (generate_memset_zero): Fix types.
2771 * tree-profile.c (prepare_instrumented_value): Correctly
2774 2009-04-15 Ian Lance Taylor <iant@google.com>
2776 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2777 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2778 for -Wall and for -Wc++-compat.
2779 (c_common_post_options): For C++, set warn_enum_compare if not
2781 * c-tree.h (struct c_expr): Add field original_type.
2782 (build_external_ref): Update declaration.
2783 * c-parser.c (c_parser_braced_init): Set original_type.
2784 (c_parser_initelt): Likewise.
2785 (c_parser_expr_no_commas): Likewise.
2786 (c_parser_conditional_expression): Likewise.
2787 (c_parser_cast_expression): Likewise.
2788 (c_parser_unary_expression): Likewise. Pull setting of
2789 original_code to top of function.
2790 (c_parser_sizeof_expression): Set original_type.
2791 (c_parser_alignof_expression): Likewise.
2792 (c_parser_postfix_expression): Likewise. Pull setting of
2793 original_code to top of function.
2794 (c_parser_postfix_expression_after_paren_type): Set original_type.
2795 (c_parser_postfix_expression_after_primary): Likewise.
2796 (c_parser_expression): Likewise.
2797 * c-typeck.c (build_external_ref): Add type parameter. Change all
2799 (c_expr_sizeof_expr): Set original_type field.
2800 (parser_build_unary_op): Likewise.
2801 (parser_build_binary_op): Likewise. Optionally warn about
2802 comparisons of enums of different types.
2803 (digest_init): Set original_type field.
2804 (really_start_incremental_init): Likewise.
2805 (push_init_level, pop_init_level): Likewise.
2806 * doc/invoke.texi (Warning Options): -Wenum-compare now
2809 2009-04-15 Richard Guenther <rguenther@suse.de>
2811 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2812 out a necessary conversion.
2813 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2814 names we didn't value number.
2815 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2817 2009-04-15 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/39764
2820 * tree-ssa-ccp.c (get_value): Canonicalize value with
2821 canonicalize_float_value.
2823 2009-04-15 Jan Hubicka <jh@suse.cz>
2825 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2826 Wrong version of patch.
2828 2009-04-15 Jan Hubicka <jh@suse.cz>
2830 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2832 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2834 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2835 our distinct integral and vector types.
2837 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2839 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2840 * init.c (build_vtbl_address): Remove call to assemble_external.
2842 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2844 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2845 output for other floating point modes.
2847 2009-04-14 Diego Novillo <dnovillo@google.com>
2849 * diagnostic.c (diagnostic_report_diagnostic): Do not
2850 warn about loaded plugins for DK_ERROR and DK_WARNING.
2851 * c-decl.c (declspecs_add_type): Move call to
2852 invoke_plugin_callbacks ...
2853 * c-parser.c (c_parser_declspecs): ... here.
2854 * plugin.c (dump_active_plugins): Tidy output.
2856 2009-04-14 Diego Novillo <dnovillo@google.com>
2857 Le-Chun Wu <lcwu@google.com>
2859 * configure.ac: Add --enable-plugin support.
2860 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2861 * Makefile.in (PLUGIN_H): Define.
2862 Export ENABLE_PLUGIN and GMPINC to site.exp.
2863 Add PLUGINLIBS to link command.
2864 Add/modify dependencies for plugin.o and files including plugin.h.
2866 * config.in: Regenerate.
2868 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2871 2009-04-14 Le-Chun Wu <lcwu@google.com>
2873 * tree-pass.h (register_one_dump_file): Add a prototype for
2874 register_one_dump_file.
2875 * toplev.c (compile_file): Call initialize_plugins.
2876 (do_compile): Call invoke_plugin_callbacks.
2877 (toplev_main): Call invoke_plugin_callbacks.
2878 * common.opt: Add -fplugin= and -fplugin-arg-.
2879 * gcc-plugin.h: New public header file for plugins to include.
2880 * plugin.c: New source file.
2881 * plugin.h: New internal header file.
2882 * passes.c (register_one_dump_file): Make it external.
2884 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2886 2009-04-14 Diego Novillo <dnovillo@google.com>
2888 * doc/plugins.texi: New.
2889 * doc/gccint.texi: Add reference to Plugins chapter.
2890 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2891 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2892 loaded plugins, if any.
2893 * timevar.def (TV_PLUGIN_INIT): Define.
2894 (TV_PLUGIN_RUN): Define.
2895 * plugin.c: Include timevar.h
2896 (plugins_active_p): New.
2897 (dump_active_plugins): New.
2898 (debug_active_plugins): New.
2900 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2902 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2904 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2906 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2908 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2909 the same as a minus without a shift.
2911 2009-04-14 Nick Clifton <nickc@redhat.com>
2913 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2914 comparisons with small integers will always produce a short
2917 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2920 2008-12-19 Diego Novillo <dnovillo@google.com>
2922 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2924 2009-04-14 Richard Guenther <rguenther@suse.de>
2926 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2928 (verify_gimple_assign_binary): Likewise. Handle shifts and
2930 (verify_gimple_phi): Print the mismatched argument position.
2931 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2933 (vect_update_init_of_dr): Likewise.
2934 * matrix-reorg.c (transform_access_sites): Do what the
2936 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2938 2009-04-13 Michael Eager <eager@eagercon.com>
2940 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2941 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2942 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2943 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2944 remove duplicate config
2946 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2948 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2949 file_name:line_number type locator of the call site.
2951 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2953 * genautomata.c: Put blank after comma.
2954 (automaton_decls): New.
2955 (struct unit_usage): Add comments to member next.
2956 (store_alt_unit_usage): Keep the list ordered.
2957 (unit_present_on_list_p, equal_alternatives_p): New.
2958 (check_regexp_units_distribution): Check units distribution
2959 correctness correctly.
2960 (main): Don't write automata if error is found. Return correct
2963 * config/m68k/cf.md (cfv4_ds): Remove.
2964 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2965 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2967 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2968 power4-load-ext, power4-store, power4-store-update,
2969 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2970 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2971 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2972 power4-sqrt, power4-isync): Modify reservation to make correct
2973 unit distribution to automata.
2975 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2976 power5-store-update, power5-two, power5-three, power5-lmul,
2977 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2979 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2981 * except.c (pass_set_nothrow_function_flags): Set name and add
2983 (set_nothrow_function_flags): Mention in the dump file when
2984 changing a function to nothrow.
2986 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2989 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2990 instead of unsigned long.
2992 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2994 * config/arm/arm.c (return_used_this_function): Remove.
2995 (arm_output_function_prologue): Remove use of
2996 return_used_this_function.
2997 (output_return_instruction): Replace use of
2998 return_used_this_function
2999 by cfun->machine->return_used_this_function.
3000 (arm_output_epilogue): Likewise.
3001 (arm_output_function_epilogue): Likewise.
3002 (thumb_unexpanded_epilogue): Likewise.
3003 * config/arm/arm.h (struct machine_function):
3004 New member return_used_this_function.
3006 2009-04-12 Mark Mitchell <mark@codesourcery.com>
3008 * doc/install.texi: Correct description of default directory for
3009 --with-gxx-include-dir.
3011 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
3013 * fold-const.c (build_range_check): Properly deal with enumeral and
3016 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
3018 * doc/invoke.texi (max_gcse_passes): Remove documentation.
3019 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
3020 * params.h (MAX_GCSE_PASSES): Remove.
3021 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
3022 in sequence. Remove ability to run multiple passes.
3023 (bypass_jumps): Report run as third CPROP pass.
3025 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
3028 * except.c (can_throw_external): Look at each insn in a SEQUENCE
3029 when deciding whether the whole SEQUENCE can throw.
3031 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
3034 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
3035 offseted label references.
3037 2009-04-11 Jan Hubicka <jh@suse.cz>
3039 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
3041 2009-04-11 Richard Guenther <rguenther@suse.de>
3044 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
3045 return variables as TREE_ADDRESSABLE.
3047 2009-04-11 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/39713
3050 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3051 reference trees have SSA_NAME operands.
3053 2009-04-11 Richard Guenther <rguenther@suse.de>
3056 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3057 address expressions.
3059 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3061 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3062 match changes in Cygwin 1.7
3063 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3064 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3066 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3068 PR tree-optimization/39701
3069 * doc/invoke.texi (Optimization Options): Document change in
3070 meaning and initialization of -fdelete-null-pointer-checks.
3072 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3075 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3077 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3080 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3082 2009-04-10 Chao-ying Fu <fu@mips.com>
3084 * doc/tm.texi (Instruction Output): Document
3085 TARGET_ASM_FINAL_POSTSCAN_INSN.
3086 * target.h (final_postscan_insn): New field in asm_out.
3087 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3088 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3089 * final.c (final_scan_insn): Call
3090 targetm.asm_out.final_postscan_insn after outputting
3091 an asm macro and a normal instruction.
3093 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3094 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3095 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3096 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3097 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3099 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3102 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3103 variables as non-NULL even with -fdelete-null-pointer-checks.
3105 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3107 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3109 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3112 * config/i386/i386.c (classify_argument): Handle SCmode with
3113 (bit_offset % 64) != 0.
3115 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3117 * doc/invoke.texi (Optimize Options): Add cross-reference to
3118 -Q --help=optimizers examples.
3120 2009-04-10 Ben Elliston <bje@au.ibm.com>
3123 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3124 regalign for the reg == fpr and TDmode case.
3126 2009-04-09 David Ayers <ayers@fsfe.org>
3129 * objc/objc-act.c (warn_with_method): Remove helper function.
3130 (check_duplicates): Call warning and inform directly.
3131 (really_start_method): Likewise.
3133 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3135 * expmed.c (expand_divmod): Always use a comparison for a division
3136 by a large unsigned integer.
3138 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3139 for things others than variables or functions as nonzero.
3141 2009-04-09 Nick Clifton <nickc@redhat.com>
3143 * unwind-compat.c: Change copyright header to refer to version
3144 3 of the GNU General Public License with version 3.1 of the
3145 GCC Runtime Library Exception and to point readers at the
3146 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3147 * config/alpha/crtfastmath.c: Likewise.
3148 * config/alpha/linux-unwind.h: Likewise.
3149 * config/alpha/qrnnd.asm: Likewise.
3150 * config/alpha/vms-crt0-64.c: Likewise.
3151 * config/alpha/vms-crt0.c: Likewise.
3152 * config/alpha/vms-dwarf2.asm: Likewise.
3153 * config/alpha/vms-dwarf2eh.asm: Likewise.
3154 * config/alpha/vms-psxcrt0-64.c: Likewise.
3155 * config/alpha/vms-psxcrt0.c: Likewise.
3156 * config/alpha/vms_tramp.asm: Likewise.
3157 * config/arc/initfini.c: Likewise.
3158 * config/arc/lib1funcs.asm: Likewise.
3159 * config/arm/bpabi-v6m.S: Likewise.
3160 * config/arm/bpabi.S: Likewise.
3161 * config/arm/bpabi.c: Likewise.
3162 * config/arm/crti.asm: Likewise.
3163 * config/arm/crtn.asm: Likewise.
3164 * config/arm/ieee754-df.S: Likewise.
3165 * config/arm/ieee754-sf.S: Likewise.
3166 * config/arm/lib1funcs.asm: Likewise.
3167 * config/arm/libunwind.S: Likewise.
3168 * config/arm/linux-atomic.c: Likewise.
3169 * config/arm/mmintrin.h: Likewise.
3170 * config/arm/pr-support.c: Likewise.
3171 * config/arm/unaligned-funcs.c: Likewise.
3172 * config/arm/unwind-arm.c: Likewise.
3173 * config/arm/unwind-arm.h: Likewise.
3174 * config/avr/libgcc.S: Likewise.
3175 * config/bfin/crti.s: Likewise.
3176 * config/bfin/crtlibid.s: Likewise.
3177 * config/bfin/crtn.s: Likewise.
3178 * config/bfin/lib1funcs.asm: Likewise.
3179 * config/bfin/linux-unwind.h: Likewise.
3180 * config/cris/arit.c: Likewise.
3181 * config/cris/cris_abi_symbol.c: Likewise.
3182 * config/darwin-64.c: Likewise.
3183 * config/darwin-crt2.c: Likewise.
3184 * config/darwin-crt3.c: Likewise.
3185 * config/darwin.h: Likewise.
3186 * config/dbxelf.h: Likewise.
3187 * config/dfp-bit.c: Likewise.
3188 * config/dfp-bit.h: Likewise.
3189 * config/elfos.h: Likewise.
3190 * config/fixed-bit.c: Likewise.
3191 * config/fixed-bit.h: Likewise.
3192 * config/fp-bit.c: Likewise.
3193 * config/fp-bit.h: Likewise.
3194 * config/fr30/crti.asm: Likewise.
3195 * config/fr30/crtn.asm: Likewise.
3196 * config/fr30/lib1funcs.asm: Likewise.
3197 * config/freebsd-spec.h: Likewise.
3198 * config/frv/cmovd.c: Likewise.
3199 * config/frv/cmovh.c: Likewise.
3200 * config/frv/cmovw.c: Likewise.
3201 * config/frv/frvbegin.c: Likewise.
3202 * config/frv/frvend.c: Likewise.
3203 * config/frv/lib1funcs.asm: Likewise.
3204 * config/glibc-stdint.h: Likewise.
3205 * config/h8300/clzhi2.c: Likewise.
3206 * config/h8300/crti.asm: Likewise.
3207 * config/h8300/crtn.asm: Likewise.
3208 * config/h8300/ctzhi2.c: Likewise.
3209 * config/h8300/fixunssfsi.c: Likewise.
3210 * config/h8300/lib1funcs.asm: Likewise.
3211 * config/h8300/parityhi2.c: Likewise.
3212 * config/h8300/popcounthi2.c: Likewise.
3213 * config/i386/ammintrin.h: Likewise.
3214 * config/i386/att.h: Likewise.
3215 * config/i386/avxintrin.h: Likewise.
3216 * config/i386/biarch64.h: Likewise.
3217 * config/i386/bmmintrin.h: Likewise.
3218 * config/i386/cpuid.h: Likewise.
3219 * config/i386/cross-stdarg.h: Likewise.
3220 * config/i386/crtfastmath.c: Likewise.
3221 * config/i386/crtprec.c: Likewise.
3222 * config/i386/cygming-crtbegin.c: Likewise.
3223 * config/i386/cygming-crtend.c: Likewise.
3224 * config/i386/cygwin.asm: Likewise.
3225 * config/i386/emmintrin.h: Likewise.
3226 * config/i386/gmm_malloc.h: Likewise.
3227 * config/i386/gthr-win32.c: Likewise.
3228 * config/i386/i386.h: Likewise.
3229 * config/i386/immintrin.h: Likewise.
3230 * config/i386/linux-unwind.h: Likewise.
3231 * config/i386/linux64.h: Likewise.
3232 * config/i386/mm3dnow.h: Likewise.
3233 * config/i386/mmintrin-common.h: Likewise.
3234 * config/i386/mmintrin.h: Likewise.
3235 * config/i386/nmmintrin.h: Likewise.
3236 * config/i386/pmm_malloc.h: Likewise.
3237 * config/i386/pmmintrin.h: Likewise.
3238 * config/i386/smmintrin.h: Likewise.
3239 * config/i386/sol2-c1.asm: Likewise.
3240 * config/i386/sol2-ci.asm: Likewise.
3241 * config/i386/sol2-cn.asm: Likewise.
3242 * config/i386/sol2-gc1.asm: Likewise.
3243 * config/i386/tmmintrin.h: Likewise.
3244 * config/i386/unix.h: Likewise.
3245 * config/i386/w32-unwind.h: Likewise.
3246 * config/i386/wmmintrin.h: Likewise.
3247 * config/i386/x86-64.h: Likewise.
3248 * config/i386/x86intrin.h: Likewise.
3249 * config/i386/xmmintrin.h: Likewise.
3250 * config/ia64/crtbegin.asm: Likewise.
3251 * config/ia64/crtend.asm: Likewise.
3252 * config/ia64/crtfastmath.c: Likewise.
3253 * config/ia64/crti.asm: Likewise.
3254 * config/ia64/crtn.asm: Likewise.
3255 * config/ia64/fde-glibc.c: Likewise.
3256 * config/ia64/lib1funcs.asm: Likewise.
3257 * config/ia64/linux-unwind.h: Likewise.
3258 * config/ia64/quadlib.c: Likewise.
3259 * config/ia64/unwind-ia64.c: Likewise.
3260 * config/linux.h: Likewise.
3261 * config/m32c/m32c-lib1.S: Likewise.
3262 * config/m32c/m32c-lib2-trapv.c: Likewise.
3263 * config/m32c/m32c-lib2.c: Likewise.
3264 * config/m32r/initfini.c: Likewise.
3265 * config/m68hc11/larith.asm: Likewise.
3266 * config/m68hc11/m68hc11-crt0.S: Likewise.
3267 * config/m68k/cf.md: Likewise.
3268 * config/m68k/crti.s: Likewise.
3269 * config/m68k/crtn.s: Likewise.
3270 * config/m68k/lb1sf68.asm: Likewise.
3271 * config/m68k/linux-unwind.h: Likewise.
3272 * config/mcore/crti.asm: Likewise.
3273 * config/mcore/crtn.asm: Likewise.
3274 * config/mcore/lib1.asm: Likewise.
3275 * config/mips/linux-unwind.h: Likewise.
3276 * config/mips/loongson.h: Likewise.
3277 * config/mips/mips16.S: Likewise.
3278 * config/mmix/crti.asm: Likewise.
3279 * config/mmix/crtn.asm: Likewise.
3280 * config/pa/fptr.c: Likewise.
3281 * config/pa/hpux-unwind.h: Likewise.
3282 * config/pa/lib2funcs.asm: Likewise.
3283 * config/pa/linux-atomic.c: Likewise.
3284 * config/pa/linux-unwind.h: Likewise.
3285 * config/pa/milli64.S: Likewise.
3286 * config/pa/quadlib.c: Likewise.
3287 * config/pa/stublib.c: Likewise.
3288 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3289 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3290 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3291 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3292 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3293 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3294 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3295 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3296 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3297 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3298 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3299 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3300 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3301 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3302 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3303 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3304 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3305 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3306 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3307 * config/rs6000/750cl.h: Likewise.
3308 * config/rs6000/altivec.h: Likewise.
3309 * config/rs6000/biarch64.h: Likewise.
3310 * config/rs6000/crtresfpr.asm: Likewise.
3311 * config/rs6000/crtresgpr.asm: Likewise.
3312 * config/rs6000/crtresxfpr.asm: Likewise.
3313 * config/rs6000/crtresxgpr.asm: Likewise.
3314 * config/rs6000/crtsavfpr.asm: Likewise.
3315 * config/rs6000/crtsavgpr.asm: Likewise.
3316 * config/rs6000/darwin-asm.h: Likewise.
3317 * config/rs6000/darwin-fallback.c: Likewise.
3318 * config/rs6000/darwin-fpsave.asm: Likewise.
3319 * config/rs6000/darwin-ldouble.c: Likewise.
3320 * config/rs6000/darwin-tramp.asm: Likewise.
3321 * config/rs6000/darwin-unwind.h: Likewise.
3322 * config/rs6000/darwin-vecsave.asm: Likewise.
3323 * config/rs6000/darwin-world.asm: Likewise.
3324 * config/rs6000/e500crtres32gpr.asm: Likewise.
3325 * config/rs6000/e500crtres64gpr.asm: Likewise.
3326 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3327 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3328 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3329 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3330 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3331 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3332 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3333 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3334 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3335 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3336 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3337 * config/rs6000/eabi-ci.asm: Likewise.
3338 * config/rs6000/eabi-cn.asm: Likewise.
3339 * config/rs6000/eabi.asm: Likewise.
3340 * config/rs6000/linux-unwind.h: Likewise.
3341 * config/rs6000/linux64.h: Likewise.
3342 * config/rs6000/paired.h: Likewise.
3343 * config/rs6000/paired.md: Likewise.
3344 * config/rs6000/ppc64-fp.c: Likewise.
3345 * config/rs6000/ppu_intrinsics.h: Likewise.
3346 * config/rs6000/rs6000.h: Likewise.
3347 * config/rs6000/si2vmx.h: Likewise.
3348 * config/rs6000/sol-ci.asm: Likewise.
3349 * config/rs6000/sol-cn.asm: Likewise.
3350 * config/rs6000/spe.h: Likewise.
3351 * config/rs6000/spu2vmx.h: Likewise.
3352 * config/rs6000/sysv4.h: Likewise.
3353 * config/rs6000/tramp.asm: Likewise.
3354 * config/rs6000/vec_types.h: Likewise.
3355 * config/s390/linux-unwind.h: Likewise.
3356 * config/s390/tpf-unwind.h: Likewise.
3357 * config/score/crti.asm: Likewise.
3358 * config/score/crtn.asm: Likewise.
3359 * config/sh/crt1.asm: Likewise.
3360 * config/sh/crti.asm: Likewise.
3361 * config/sh/crtn.asm: Likewise.
3362 * config/sh/divtab-sh4-300.c: Likewise.
3363 * config/sh/divtab-sh4.c: Likewise.
3364 * config/sh/divtab.c: Likewise.
3365 * config/sh/lib1funcs-4-300.asm: Likewise.
3366 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3367 * config/sh/lib1funcs.asm: Likewise.
3368 * config/sh/lib1funcs.h: Likewise.
3369 * config/sh/linux-atomic.asm: Likewise.
3370 * config/sh/linux-unwind.h: Likewise.
3371 * config/sh/shmedia.h: Likewise.
3372 * config/sh/sshmedia.h: Likewise.
3373 * config/sh/ushmedia.h: Likewise.
3374 * config/sparc/crtfastmath.c: Likewise.
3375 * config/sparc/linux-unwind.h: Likewise.
3376 * config/sparc/sol2-c1.asm: Likewise.
3377 * config/sparc/sol2-ci.asm: Likewise.
3378 * config/sparc/sol2-cn.asm: Likewise.
3379 * config/spu/divmodti4.c: Likewise.
3380 * config/spu/divv2df3.c: Likewise.
3381 * config/spu/float_disf.c: Likewise.
3382 * config/spu/float_unsdidf.c: Likewise.
3383 * config/spu/float_unsdisf.c: Likewise.
3384 * config/spu/float_unssidf.c: Likewise.
3385 * config/spu/mfc_multi_tag_release.c: Likewise.
3386 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3387 * config/spu/mfc_tag_release.c: Likewise.
3388 * config/spu/mfc_tag_reserve.c: Likewise.
3389 * config/spu/mfc_tag_table.c: Likewise.
3390 * config/spu/multi3.c: Likewise.
3391 * config/spu/spu_internals.h: Likewise.
3392 * config/spu/spu_intrinsics.h: Likewise.
3393 * config/spu/spu_mfcio.h: Likewise.
3394 * config/spu/vec_types.h: Likewise.
3395 * config/spu/vmx2spu.h: Likewise.
3396 * config/stormy16/stormy16-lib2.c: Likewise.
3397 * config/svr4.h: Likewise.
3398 * config/sync.c: Likewise.
3399 * config/v850/lib1funcs.asm: Likewise.
3400 * config/vxlib-tls.c: Likewise.
3401 * config/vxlib.c: Likewise.
3402 * config/vxworks-dummy.h: Likewise.
3403 * config/xtensa/crti.asm: Likewise.
3404 * config/xtensa/crtn.asm: Likewise.
3405 * config/xtensa/ieee754-df.S: Likewise.
3406 * config/xtensa/ieee754-sf.S: Likewise.
3407 * config/xtensa/lib1funcs.asm: Likewise.
3408 * config/xtensa/lib2funcs.S: Likewise.
3409 * config/xtensa/linux-unwind.h: Likewise.
3410 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3411 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3412 * coretypes.h: Likewise.
3413 * crtstuff.c: Likewise.
3414 * defaults.h: Likewise.
3415 * dwarf2.h: Likewise.
3416 * emutls.c: Likewise.
3417 * gbl-ctors.h: Likewise.
3418 * gcov-io.h: Likewise.
3419 * ginclude/float.h: Likewise.
3420 * ginclude/iso646.h: Likewise.
3421 * ginclude/stdarg.h: Likewise.
3422 * ginclude/stdbool.h: Likewise.
3423 * ginclude/stddef.h: Likewise.
3424 * ginclude/stdfix.h: Likewise.
3425 * ginclude/stdint-gcc.h: Likewise.
3426 * ginclude/tgmath.h: Likewise.
3427 * gthr-aix.h: Likewise.
3428 * gthr-dce.h: Likewise.
3429 * gthr-gnat.c: Likewise.
3430 * gthr-gnat.h: Likewise.
3431 * gthr-lynx.h: Likewise.
3432 * gthr-mipssde.h: Likewise.
3433 * gthr-nks.h: Likewise.
3434 * gthr-posix.c: Likewise.
3435 * gthr-posix.h: Likewise.
3436 * gthr-posix95.h: Likewise.
3437 * gthr-rtems.h: Likewise.
3438 * gthr-single.h: Likewise.
3439 * gthr-solaris.h: Likewise.
3440 * gthr-tpf.h: Likewise.
3441 * gthr-vxworks.h: Likewise.
3442 * gthr-win32.h: Likewise.
3444 * libgcc2.c: Likewise.
3445 * libgcc2.h: Likewise.
3446 * libgcov.c: Likewise.
3447 * tsystem.h: Likewise.
3448 * typeclass.h: Likewise.
3449 * unwind-c.c: Likewise.
3450 * unwind-compat.h: Likewise.
3451 * unwind-dw2-fde-compat.c: Likewise.
3452 * unwind-dw2-fde-darwin.c: Likewise.
3453 * unwind-dw2-fde-glibc.c: Likewise.
3454 * unwind-dw2-fde.c: Likewise.
3455 * unwind-dw2-fde.h: Likewise.
3456 * unwind-dw2.c: Likewise.
3457 * unwind-dw2.h: Likewise.
3458 * unwind-generic.h: Likewise.
3459 * unwind-pe.h: Likewise.
3460 * unwind-sjlj.c: Likewise.
3461 * unwind.inc: Likewise.
3462 * config/arm/neon-gen.ml: Change generated copyright header to
3463 refer to version 3 of the GNU General Public License with
3464 version 3.1 of the GCC Runtime Library Exception and to point
3465 readers at the COPYING3 and COPYING3.RUNTIME files and the
3466 FSF's license web page.
3467 * config/arm/arm_neon.h: Regenerate.
3469 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3471 * config/cris/cris.md: Change copyright header to refer to version
3472 3 of the GNU General Public License.
3473 * doc/install.texi2html: Change copyright header to refer to version
3474 3 of the GNU General Public License and to point readers at the
3475 COPYING3 file and the FSF's license web page.
3476 * config/vax/linux.h: Likewise.
3478 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3480 * config/i386/i386.md (cmpcc): New.
3481 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3482 (sync_compare_and_swap_cc*): Delete.
3484 * config/s390/s390.c (s390_compare_emitted): Remove.
3485 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3486 s390_compare_emitted used to be handled. Assert that modes match.
3487 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3488 refer to sync_compare_and_swap_ccsi.
3489 * config/s390/s390.h (s390_compare_emitted): Remove.
3490 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3491 instead of s390_compare_emitted.
3492 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3493 instead of s390_compare_emitted.
3494 * config/s390/s390.md (cmpcc): New.
3495 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3496 CC_REGNUM, do not pretend it's set.
3497 (sync_compare_and_swap_cc*): Delete.
3498 * config/s390/predicates.md (cc_reg_operand): New.
3500 * expr.c (sync_compare_and_swap_cc): Delete.
3501 * optabs.h (sync_compare_and_swap_cc): Delete.
3502 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3503 is being used with can_compare_p.
3504 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3506 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3507 look for a MODE_CC set instead. Use emit_store_flag.
3508 (expand_compare_and_swap_loop): Likewise, with some additional
3509 complication to avoid a force_reg when useless. Use
3510 emit_cmp_and_jump_insns.
3511 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3512 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3513 sync_compare_and_swap documentation.
3515 2009-04-09 Jan Hubicka <jh@suse.cz>
3517 * except.c (find_prev_try): Break out from ....
3518 (duplicate_eh_regions): ... here; properly update prev_try pointers
3519 when duplication part of tree.
3520 (dump_eh_tree): Improve dumping.
3521 (verify_eh_region): New.
3522 (verify_eh_tree): Use it.
3524 2009-04-06 Richard Guenther <rguenther@suse.de>
3526 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3527 &ARRAY addresses by adjusting their types and prepending
3529 * tree-cfg.c (verify_gimple_assign_single): Verify that
3530 addresses are correct.
3532 2009-04-09 Richard Guenther <rguenther@suse.de>
3534 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3535 indices into an array reference if possible.
3536 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3537 Fold POINTER_PLUS_EXPR statements with invariant address.
3539 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3542 * config.gcc (powerpc64-*-linux*): Always build biarch.
3544 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3547 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3548 it and pedwarn if this results in an INTEGER_CST.
3550 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3552 * doc/install.texi: Update minimum GMP version. Remove obsolete
3553 text in MPFR section.
3555 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3557 * dwarf2out.c (class_scope_p): New static inline.
3558 (class_or_namespace_scope_p): Use it.
3559 (gen_variable_die): Use DW_TAG_member tag for static data member
3560 declarations instead of DW_TAG_variable.
3563 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3566 2009-04-08 Richard Guenther <rguenther@suse.de>
3568 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3569 valueize random data.
3571 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3573 * config.gcc (aix tm_file): Add aix-stdint.h.
3574 (aix tm clause use_gcc_stdint): Set to wrap.
3575 * config/rs6000/aix-stdint.h: New file.
3577 2009-04-08 Richard Guenther <rguenther@suse.de>
3580 * tree-dfa.c (add_referenced_var): Do not recurse into
3581 global initializers.
3582 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3584 (fold_const_aggregate_ref): Likewise.
3586 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3588 * recog.c (ordered_comparison_operator): New.
3589 * gensupport.c (std_preds): Add it.
3590 * doc/md.texi (Machine-Independent Predicates): Document it.
3592 2009-04-08 Jan Hubicka <jh@suse.cz>
3594 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3595 * function.h (rtl_eh): Remove exception_handler_label_map.
3596 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3597 remove_exception_handler_label, for_each_eh_label_1): Remove.
3598 (rtl_remove_unreachable_regions): Remove.
3599 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3600 (find_exception_handler_labels): Don't build the hashtable.
3601 (maybe_remove_eh_handler): Remove.
3602 (for_each_eh_label): Rewrite to walk the tree.
3603 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3604 * except.h (maybe_remove_eh_handler): Remove.
3605 * passes.c (init_optimization_passes): Schedule second EH cleanup
3607 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3608 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3610 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3612 * genoutput.c (validate_optab_operands): New.
3613 (gen_insn, gen_expand): Call it.
3615 * genflags.c (gen_insn): Detect misused iterators.
3616 (main): Pass line_no to gen_insn, exit with status 1 on error.
3618 * genextract.c (line_no): Make global.
3619 (VEC_safe_set_locstr): Change assertion to error message.
3620 (main): Exit with status 1 on error.
3622 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3626 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3627 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3628 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3629 * c-convert.c (convert): Do not call fold on results of conversion
3630 functions when the result is a C_MAYBE_CONST_EXPR.
3631 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3632 of __builtin_choose_expr.
3633 * c-typeck.c (remove_c_maybe_const_expr): New.
3634 (build_unary_op, build_conditional_expr, build_compound_expr,
3635 build_binary_op, c_objc_common_truthvalue_conversion): Call
3636 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3639 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3641 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3642 CODE to produce a new one. Add a prototype to use fold_convert_const
3644 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3647 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3648 mix declarations and code.
3650 2009-04-08 Ben Elliston <bje@au.ibm.com>
3652 * gcc.c: Replace `CC' with `GCC' throughout.
3654 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3656 * doc/invoke.texi: Document Atom support.
3658 2009-04-07 Jason Merrill <jason@redhat.com>
3661 * c-common.h, c-common.c: Add flag_pretty_templates.
3662 * c-opts.c (c_common_handle_option): Set it.
3663 * c.opt: Add -fno-pretty-templates.
3664 * doc/invoke.texi (C++ Dialect Options): Likewise.
3666 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3668 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3669 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3670 (ia64_expand_builtin): Likewise.
3672 2009-04-07 Martin Jambor <mjambor@suse.cz>
3674 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3675 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3676 ADDR_EXPRS are include too.
3678 2009-04-07 Richard Guenther <rguenther@suse.de>
3680 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3681 decls are only used if passes as parameters or if they are
3682 local statics and the call is not to a builtin.
3683 (call_may_clobber_ref_p_1): Likewise.
3685 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3687 * expr.c (do_store_flag): Remove last argument. Simplify code
3688 to avoid duplication of tests already done by can_compare_p.
3689 (expand_expr_real_1): Adjust caller.
3691 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3693 * optabs.c (can_compare_p): Test the predicate of a
3694 cbranch and cstore pattern.
3696 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3698 * expr.c (convert_move): Use emit_store_flag instead of
3701 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3703 * config/i386/i386.c (ix86_compare_emitted): Remove.
3704 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3705 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3706 * config/i386/i386.h (ix86_compare_emitted): Remove.
3707 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3708 instead of ix86_compare_emitted.
3709 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3711 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3713 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3714 Add t-sysroot-suffix to tmake_file.
3715 * config/print-sysroot-suffix.sh: New file.
3716 * config/t-sysroot-suffix: New file.
3718 2009-04-07 Ben Elliston <bje@au.ibm.com>
3720 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3721 as the latter produces a warning when the target does not support
3724 2009-04-07 Ben Elliston <bje@au.ibm.com>
3726 * dfp.c: Replace type punning assignments with memcpy throughout.
3727 * Makefile.in (dfp.o-warn): Remove.
3729 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3732 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3733 Include soft-fp/t-softfp after rs6000/t-linux64.
3735 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3737 * stor-layout.c (set_sizetype): Use the full precision of their
3738 machine mode for bitsize types.
3740 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3742 * config/i386/i386.md: Revert 2 accidental checkins.
3744 2009-04-06 Joey Ye <joey.ye@intel.com>
3745 Xuepeng Guo <xuepeng.guo@intel.com>
3746 H.J. Lu <hongjiu.lu@intel.com>
3748 Atom pipeline model, tuning and insn selection.
3749 * config.gcc (atom): Add atom config options and target.
3751 * config/i386/atom.md: New.
3753 * config/i386/i386.c (atom_cost): New cost.
3754 (m_ATOM): New macro flag.
3755 (initial_ix86_tune_features): Set m_ATOM.
3756 (x86_accumulate_outgoing_args): Likewise.
3757 (x86_arch_always_fancy_math_387): Likewise.
3758 (processor_target): Add Atom cost.
3759 (cpu_names): Add Atom cpu name.
3760 (override_options): Set Atom ISA.
3761 (ix86_issue_rate): New case PROCESSOR_ATOM.
3762 (ix86_adjust_cost): Likewise.
3764 * config/i386/i386.h (TARGET_ATOM): New target macro.
3765 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3766 (TARGET_OPT_AGU): New target option.
3767 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3768 (processor_type): Add PROCESSOR_ATOM.
3770 * config/i386/i386.md (cpu): Add new value "atom".
3771 (use_carry, movu): New attr.
3772 (atom.md): Include atom.md.
3773 (adddi3_carry_rex64): Set attr "use_carry".
3774 (addqi3_carry): Likewise.
3775 (addhi3_carry): Likewise.
3776 (addsi3_carry): Likewise.
3777 (*addsi3_carry_zext): Likewise.
3778 (subdi3_carry_rex64): Likewise.
3779 (subqi3_carry): Likewise.
3780 (subhi3_carry): Likewise.
3781 (subsi3_carry): Likewise.
3782 (x86_movdicc_0_m1_rex64): Likewise.
3783 (*x86_movdicc_0_m1_se): Likewise.
3784 (x86_movsicc_0_m1): Likewise.
3785 (*x86_movsicc_0_m1_se): Likewise.
3786 (*adddi_1_rex64): Emit add insn as much as possible.
3787 (*addsi_1): Likewise.
3788 (return_internal): Set atom_unit.
3789 (return_internal_long): Likewise.
3790 (return_pop_internal): Likewise.
3791 (*rcpsf2_sse): Set atom_sse_attr attr.
3792 (*qrt<mode>2_sse): Likewise.
3793 (*prefetch_sse): Likewise.
3795 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3797 (ix86_target_macros_internal): Likewise.
3799 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3800 (*prefetch_sse_rex): Likewise.
3801 (sse_rcpv4sf2): Likewise.
3802 (sse_vmrcpv4sf2): Likewise.
3803 (sse_sqrtv4sf2): Likewise.
3804 (<sse>_vmsqrt<mode>2): Likewise.
3805 (sse_ldmxcsr): Likewise.
3806 (sse_stmxcsr): Likewise.
3807 (*sse_sfence): Likewise.
3808 (sse2_clflush): Likewise.
3809 (*sse2_mfence): Likewise.
3810 (*sse2_lfence): Likewise.
3811 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3812 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3813 (avx_movdqu<avxmodesuffix>): Likewise.
3814 (avx_lddqu<avxmodesuffix>): Likewise.
3815 (sse2_movntv2di): Change attr "type" to "ssemov".
3816 (sse2_movntsi): Likewise.
3817 (rsqrtv8sf2): Change attr "type" to "sseadd".
3818 (sse3_addsubv2df3): Set attr "atom_unit".
3819 (sse3_h<plusminus_insn>v4sf3): Likewise.
3820 (*sse2_pmaddwd): Likewise.
3821 (*vec_extractv2di_1_rex64): Likewise.
3822 (*vec_extractv2di_1_avx): Likewise.
3823 (sse2_psadbw): Likewise.
3824 (ssse3_phaddwv8hi3): Likewise.
3825 (ssse3_phaddwv4hi3): Likewise.
3826 (ssse3_phadddv4si3): Likewise.
3827 (ssse3_phadddv2si3): Likewise.
3828 (ssse3_phaddswv8hi3): Likewise.
3829 (ssse3_phaddswv4hi3): Likewise.
3830 (ssse3_phsubwv8hi3): Likewise.
3831 (ssse3_phsubwv4hi3): Likewise.
3832 (ssse3_phsubdv4si3): Likewise.
3833 (ssse3_phsubdv2si3): Likewise.
3834 (ssse3_phsubswv8hi3): Likewise.
3835 (ssse3_phsubswv4hi3): Likewise.
3836 (ssse3_pmaddubsw128): Likewise.
3837 (sse3_pmaddubsw: Likewise.
3838 (ssse3_palignrti): Likewise.
3839 (ssse3_palignrdi): Likewise.
3841 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3843 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3845 2009-04-06 Richard Guenther <rguenther@suse.de>
3847 PR tree-optimization/28868
3848 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3849 of which PHI results we inserted.
3850 (insert_into_preds_of_block): Record inserted PHIs.
3851 (eliminate): Eliminate redundant PHI nodes.
3852 (init_pre): Init inserted_phi_names.
3854 2009-04-06 Richard Guenther <rguenther@suse.de>
3856 PR tree-optimization/39643
3857 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3858 IMAGPART_EXPRs of complex constants.
3859 (execute_fold_all_builtins): If we folded a call queue
3860 TODO_update_address_taken.
3862 2009-04-06 Jan Hubicka <jh@suse.cz>
3865 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3868 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3870 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3872 (ic_invalidate_array): Likewise.
3874 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3876 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3877 alignment for library calls.
3879 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3881 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3882 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3883 * config/i386/mingw-stdint.h: New file.
3885 2009-04-05 Richard Guenther <rguenther@suse.de>
3887 PR tree-optimization/39648
3888 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3889 our &A vs. &A[0] IL deficiencies.
3891 2009-04-04 Jan Hubicka <jh@suse.cz>
3893 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3894 removed toplevel regions.
3895 (sjlj_mark_call_sites): Likewise.
3897 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3899 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3900 (cygwin tm clause use_gcc_stdint): Set to wrap.
3901 * config/i386/cygwin-stdint.h: New file.
3903 2009-04-04 Richard Guenther <rguenther@suse.de>
3905 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3906 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3907 single-argument PHIs if we are in loop-closed SSA form.
3908 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3909 for the pre-condition.
3910 (slpeel_tree_peel_loop_to_edge): Likewise.
3911 (vect_build_loop_niters): Take an optional sequence to append stmts.
3912 (vect_generate_tmps_on_preheader): Likewise.
3913 (vect_do_peeling_for_loop_bound): Take extra guards for the
3915 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3916 the cost model check.
3917 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3918 guards if we are going to peel. Do not apply versioning in that case.
3919 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3920 (vect_do_peeling_for_loop_bound): Likewise.
3921 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3922 loop bound only record extra pre-conditions, do not apply loop
3925 2009-04-04 Richard Guenther <rguenther@suse.de>
3927 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3930 2009-04-04 Jan Hubicka <jh@suse.cz>
3932 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3933 last_basic_block for size of bb->index indexed array.
3934 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3935 compute_out, link_btr_uses, build_btr_def_use_webs,
3936 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3938 2009-04-04 Jan Hubicka <jh@suse.cz>
3940 * except.c (remove_eh_handler_and_replace): Break out from ...
3941 (remove_eh_handler): ... here.
3942 (bring_to_root): New function.
3943 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3944 handled ones, bring others to root of tree.
3946 2009-04-04 Jan Hubicka <jh@suse.cz>
3948 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3949 (all_phis_safe_to_merge): New function.
3950 (update_info): New structure.
3951 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3952 (cleanup_empty_eh): Update SSA if possible.
3954 2009-04-04 Richard Guenther <rguenther@suse.de>
3956 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3957 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3958 (append_vuse): Likewise.
3960 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3962 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3963 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3964 instead of REG_UNSAVED for DW_CFA_undefined.
3965 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3966 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3969 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3972 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3973 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3974 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3976 2009-04-04 Richard Guenther <rguenther@suse.de>
3978 PR tree-optimization/8781
3979 PR tree-optimization/37892
3980 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3981 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3982 (valueize_refs): Call it for *& valueizations.
3983 (shared_reference_ops_from_ref): Rename to ...
3984 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3985 (shared_reference_ops_from_call): Rename to ...
3986 (valueize_shared_reference_ops_from_call): ... this and valueize.
3987 (vn_reference_lookup): Update.
3988 (visit_reference_op_call): Likewise.
3989 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3990 (eliminate): Value-replace the call address in call statements.
3992 2009-04-04 Richard Guenther <rguenther@suse.de>
3994 PR tree-optimization/39636
3995 * tree-ssa-forwprop.c
3996 (forward_propagate_addr_into_variable_array_index): Check for
3997 GIMPLE_ASSIGN before accessing the rhs code.
3999 2009-04-03 Jason Merrill <jason@redhat.com>
4001 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
4003 2009-04-03 Steve Ellcey <sje@cup.hp.com>
4005 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
4006 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
4007 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
4008 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
4009 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
4010 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
4011 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
4012 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
4013 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
4014 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
4015 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
4016 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
4017 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
4018 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
4019 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
4020 Use fr_reg_or_fp01_operand instead of fr_register_operand
4022 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
4023 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
4024 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
4026 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
4028 PR rtl-optimization/39607
4029 PR rtl-optimization/39631
4033 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4034 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4035 instead of DF_LR_OUT.
4036 * ira-lives.c (process_bb_node_lives): Ditto.
4037 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4038 instead of DF_LR_{OUT,IN}.
4039 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4040 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4042 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
4044 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
4045 (execute_lower_omp): Always run but take the short way out if -fopenmp
4047 (gate_lower_omp): Remove, forcing the pass manager to always run the
4048 pass and always set PROP_gimple_lomp.
4049 (pass_lower_omp): Remove gate function.
4050 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4051 PROP_trees. Instead, require it.
4052 * ipa-cp.c (pass_ipa_cp): Likewise.
4053 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4054 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4055 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4056 and PROP_gimple_leh.
4058 2009-04-03 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/23940
4062 PR tree-optimization/33237
4065 PR tree-optimization/36201
4066 PR tree-optimization/36230
4067 PR tree-optimization/38049
4068 PR tree-optimization/38207
4069 PR tree-optimization/38230
4070 PR tree-optimization/38301
4071 PR tree-optimization/38585
4073 PR tree-optimization/38985
4074 PR tree-optimization/39299
4075 * tree-ssa-structalias.h: Remove.
4076 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4077 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4078 (struct vuse_element_d): Remove.
4079 (struct vuse_vec_d): Likewise.
4080 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4081 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4082 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4083 VUSE_ELEMENT_VAR): Likewise.
4084 (struct voptype_d): Likewise.
4085 (NUM_VOP_FREE_BUCKETS): Likewise.
4086 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4087 (struct stmt_operands_d): Remove.
4088 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4089 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4090 VDEF_NUM, VDEF_VECT): Likewise.
4091 (copy_virtual_operands): Remove.
4092 (operand_build_cmp): Likewise.
4093 (create_ssa_artificial_load_stmt): Likewise.
4094 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4095 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4096 vuse_index and mayuse_index members. Pack and move done and iter_type
4097 members to the front.
4098 (SSA_OP_VMAYUSE): Remove.
4099 (SSA_OP_VIRTUAL_USES): Adjust.
4100 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4101 (unlink_stmt_vdef): Declare.
4102 (add_to_addressable_set): Remove.
4103 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4104 (vrp_visit_stmt): Likewise.
4105 * doc/tree-ssa.texi (Alias analysis): Update.
4106 * doc/invoke.texi (max-aliased-vops): Remove docs.
4107 (avg-aliased-vops): Likewise.
4108 * tree-into-ssa.c (syms_to_rename): Remove.
4109 (need_to_update_vops_p): Likewise.
4110 (need_to_initialize_update_ssa_p): Rename to ...
4111 (update_ssa_initialized_fn): ... this. Track function we are
4113 (symbol_marked_for_renaming): Simplify.
4114 (add_new_name_mapping): Do not set need_to_update_vops_p.
4115 (dump_currdefs): Use SYMS_TO_RENAME.
4116 (rewrite_update_stmt): Always walk all uses/defs.
4117 (dump_update_ssa): Adjust.
4118 (init_update_ssa): Take function argument. Track what we are
4120 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4121 (create_new_def_for): Initialize for cfun, assert we are initialized
4123 (mark_sym_for_renaming): Simplify.
4124 (mark_set_for_renaming): Do not initialize update-ssa.
4125 (need_ssa_update_p): Simplify. Take function argument.
4126 (name_mappings_registered_p): Assert we ask for the correct function.
4127 (name_registered_for_update_p): Likewise.
4128 (ssa_names_to_replace): Likewise.
4129 (release_ssa_name_after_update_ssa): Likewise.
4130 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4131 (dump_decl_set): Do not print a newline.
4132 (debug_decl_set): Do it here.
4133 (dump_update_ssa): And here.
4134 * tree-ssa-loop-im.c (move_computations): Adjust.
4135 (movement_possibility): Likewise.
4136 (determine_max_movement): Likewise.
4137 (gather_mem_refs_stmt): Likewise.
4138 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4140 * tree-complex.c (update_all_vops): Remove.
4141 (expand_complex_move): Adjust.
4142 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4143 Simplify test for memory referencing statement. Exclude
4144 non-invariant ADDR_EXPRs.
4145 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4146 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4147 (rdg_flag_uses): Likewise.
4148 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4150 (tree_optimize_tail_calls_1): Also split the
4151 edge from the entry block if we have degenerate PHI nodes in
4152 the first basic block.
4153 * tree.c (init_ttree): Remove memory-tag related code.
4154 (tree_code_size): Likewise.
4155 (tree_node_structure): Likewise.
4156 (build7_stat): Re-write to be build6_stat.
4157 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4158 (SSA_VAR_P): Adjust.
4159 (struct tree_memory_tag): Remove.
4160 (struct tree_memory_partition_tag): Likewise.
4161 (union tree_node): Adjust.
4162 (build7): Re-write to be build6.
4163 * tree-pass.h (pass_reset_cc_flags): Remove.
4164 (TODO_update_address_taken): New flag.
4165 (pass_simple_dse): Remove.
4166 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4167 * params.h (MAX_ALIASED_VOPS): Remove.
4168 (AVG_ALIASED_VOPS): Likewise.
4169 * omp-low.c (expand_omp_taskreg): Update SSA form.
4170 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4171 aliases the lhs in a copy stmt.
4172 * tree-ssa-dse.c (struct address_walk_data): Remove.
4173 (memory_ssa_name_same): Likewise.
4174 (memory_address_same): Likewise.
4175 (get_kill_of_stmt_lhs): Likewise.
4176 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4177 unused stores. Look through PHI nodes into post-dominated regions.
4178 (dse_optimize_stmt): Simplify. Properly remove stores.
4179 (tree_ssa_dse): Compute dominators.
4180 (execute_simple_dse): Remove.
4181 (pass_simple_dse): Likewise.
4182 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4183 gimple_loaded_syms and gimple_stored_syms computation.
4184 * toplev.c (dump_memory_report): Dump alias and pta stats.
4185 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4186 (vn_reference_eq): Likewise.
4187 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4188 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4189 valueize_vuses): Remove.
4190 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4191 (get_def_ref_stmt_vuse): ... this.
4192 (vn_reference_lookup_2): New function.
4193 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4194 walking equivalent vuses. Simplify.
4195 (vn_reference_lookup): Likewise.
4196 (vn_reference_insert): Likewise.
4197 (vn_reference_insert_pieces): Likewise.
4198 (visit_reference_op_call): Simplify.
4199 (visit_reference_op_load): Likewise.
4200 (visit_reference_op_store): Likewise.
4201 (init_scc_vn): Remove shared_lookup_vuses initialization.
4202 (free_scc_vn): Remove shared_lookup_vuses freeing.
4203 (sort_vuses, sort_vuses_heap): Remove.
4204 (get_ref_from_reference_ops): Export.
4205 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4206 vector with single vuse pointer.
4207 (vn_reference_lookup_pieces, vn_reference_lookup,
4208 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4209 (shared_vuses_from_stmt): Remove.
4210 (get_ref_from_reference_ops): Declare.
4211 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4212 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4213 memory-tag related code.
4214 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4215 (likely_value): Add comment, skip static-chain of call statements.
4216 (surely_varying_stmt_p): Adjust.
4217 (gimplify_and_update_call_from_tree): Likewise.
4218 (execute_fold_all_builtins): Do not rebuild alias info.
4219 (gimplify_and_update_call_from_tree): Properly update VOPs.
4220 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4221 (copy_ref_info): Remove memory-tag related code.
4222 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4223 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4224 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4226 * tree-ssa-dom.c (gimple_p): Remove typedef.
4227 (eliminate_redundant_computations): Adjust.
4228 (record_equivalences_from_stmt): Likewise.
4229 (avail_expr_hash): Likewise.
4230 (avail_expr_eq): Likewise.
4231 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4232 (stmt_makes_single_load): Likewise.
4233 (stmt_makes_single_store): Likewise.
4234 * tree-ssa-alias.c: Rewrite completely.
4235 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4236 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4237 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4238 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4239 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4240 Remove public functions.
4241 (pass_reset_cc_flags): Remove.
4242 (pass_build_alias): Move ...
4243 * tree-ssa-structalias.c (pass_build_alias): ... here.
4244 * tree-ssa-alias.c (may_be_aliased): Move ...
4245 * tree-flow-inline.h (may_be_aliased): ... here.
4246 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4247 count_uses_and_derefs): Move ...
4248 * gimple.c: ... here.
4249 * gimple.h (count_uses_and_derefs): Declare.
4250 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4251 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4252 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4253 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4254 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4255 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4256 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4258 * tree-dfa.c (refs_may_alias_p): Move ...
4259 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4260 * tree-ssa-alias.h: New file.
4261 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4262 (statement_sink_location): Likewise.
4263 * opts.c (decode_options): Do not adjust max-aliased-vops or
4264 avg-aliased-vops values.
4265 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4266 (TV_CALL_CLOBBER): Likewise.
4267 (TV_FLOW_SENSITIVE): Likewise.
4268 (TV_FLOW_INSENSITIVE): Likewise.
4269 (TV_MEMORY_PARTITIONING): Likewise.
4270 (TV_ALIAS_STMT_WALK): New timevar.
4271 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4272 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4273 (get_address_description): Remove memory-tag related code.
4274 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4275 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4276 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4277 and immediate uses in statements. Document.
4278 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4279 (dump_symbols): Remove.
4280 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4281 * alias.c (get_deref_alias_set): New function split out from ...
4282 (get_alias_set): ... here.
4283 * alias.h (get_deref_alias_set): Declare.
4284 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4285 type parameter. Remove restrict pointer handling. Create a
4286 ref-all pointer in case type-based alias sets do not conflict.
4287 (vect_analyze_data_refs): Remove SMT related code.
4288 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4289 (vectorizable_load): Likewise.
4290 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4291 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4292 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4293 Ignore vops and SMTs.
4294 (dr_analyze_alias): Likewise..
4295 (free_data_ref): Likewise.
4296 (create_data_ref): Likewise.
4297 (analyze_all_data_dependences): Likewise.
4298 (get_references_in_stmt): Adjust.
4299 * tree-flow-inline.h (gimple_aliases_computed_p,
4300 gimple_addressable_vars, gimple_call_clobbered_vars,
4301 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4302 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4303 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4304 gimple_mem_ref_stats): Remove.
4305 (gimple_vop): New function.
4306 (op_iter_next_use): Remove vuses and mayuses cases.
4307 (op_iter_next_def): Remove vdefs case.
4308 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4309 (clear_and_done_ssa_iter): Do not set removed fields.
4310 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4311 Assert we are not iterating over vuses or vdefs if not also
4312 iterating over uses or defs.
4313 (op_iter_init_use): Likewise.
4314 (op_iter_init_def): Likewise.
4315 (op_iter_next_vdef): Remove.
4316 (op_iter_next_mustdef): Likewise.
4317 (op_iter_init_vdef): Likewise.
4318 (compare_ssa_operands_equal): Likewise.
4319 (link_use_stmts_after): Handle vuse operand.
4320 (is_call_used): Use is_call_clobbered.
4321 (is_call_clobbered): Global variables are always call clobbered,
4322 query the call-clobbers bitmap.
4323 (mark_call_clobbered): Ignore global variables.
4324 (clear_call_clobbered): Likewise.
4325 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4326 virtual operands sanity check.
4327 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4329 (TARGET_MEM_REF): Remove TMR_TAG operand.
4330 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4331 Remove call-clobber related code.
4332 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4333 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4334 partitions or escape reason.
4335 (get_single_def_stmt, get_single_def_stmt_from_phi,
4336 get_single_def_stmt_with_phi): Remove.
4337 (dump_referenced_vars): Tidy.
4338 (get_ref_base_and_extent): Allow bare decls.
4339 (collect_dfa_stats): Adjust.
4340 * graphite.c (rename_variables_in_stmt): Adjust.
4341 (graphite_copy_stmts_from_block): Likewise.
4342 (translate_clast): Likewise.
4343 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4345 (translate_vuse_through_block): Use the oracle.
4346 (phi_translate_1): Adjust.
4347 (value_dies_in_block_x): Use the oracle. Cache the outcome
4349 (valid_in_sets): Check if the VUSE for
4350 a REFERENCE is available.
4351 (eliminate): Do not remove stmts during elimination,
4352 instead queue and remove them afterwards.
4353 (do_pre): Do not rebuild alias info.
4354 (pass_pre): Run TODO_rebuild_alias before PRE.
4355 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4356 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4357 (mark_all_v_defs_stmt): Remove.
4358 (mark_all_v_defs_seq): Adjust.
4359 (sra_replace): Likewise.
4360 (scalarize_use): Likewise.
4361 (scalarize_copy): Likewise.
4362 (scalarize_init): Likewise.
4363 (scalarize_ldst): Likewise.
4364 (todoflags): Remove.
4365 (tree_sra): Do not rebuild alias info.
4366 (tree_sra_early): Adjust.
4367 (pass_sra): Run TODO_update_address_taken before SRA.
4368 * tree-predcom.c (set_alias_info): Remove.
4369 (prepare_initializers_chain): Do not call it.
4370 (mark_virtual_ops_for_renaming): Adjust.
4371 (mark_virtual_ops_for_renaming_list): Remove.
4372 (initialize_root_vars): Adjust.
4373 (initialize_root_vars_lm): Likewise.
4374 (prepare_initializers_chain): Likewise.
4375 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4376 (may_propagate_copy_into_stmt): Likewise.
4377 (merge_alias_info): Do nothing for now.
4378 (propagate_tree_value_into_stmt): Adjust.
4379 (stmt_may_generate_copy): Likewise.
4380 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4381 not mark symbols for renaming.
4382 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4383 with the same statement, make sure to update the new pointed-to one.
4384 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4385 call statements, do not mark symbols for renaming.
4386 (mark_operand_necessary): Dump something.
4387 (ref_may_be_aliased): New function.
4388 (mark_aliased_reaching_defs_necessary_1): New helper function.
4389 (mark_aliased_reaching_defs_necessary): Likewise.
4390 (mark_all_reaching_defs_necessary_1): Likewise.
4391 (mark_all_reaching_defs_necessary): Likewise.
4392 (propagate_necessity): Do not process virtual PHIs. For
4393 non-aliased loads mark all reaching definitions as necessary.
4394 For aliased loads and stores mark the immediate dominating
4395 aliased clobbers as necessary.
4396 (visited): New global static.
4397 (perform_tree_ssa_dce): Free visited bitmap after propagating
4399 (remove_dead_phis): Perform simple dead virtual PHI removal.
4400 (remove_dead_stmt): Properly unlink virtual operands when
4402 (eliminate_unnecessary_stmts): Schedule PHI removal after
4404 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4405 (process_replaceable): Likewise.
4406 (find_replaceable_in_bb): Likewise.
4407 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4408 based on the single gimple vop.
4409 (verify_flow_insensitive_alias_info): Remove.
4410 (verify_flow_sensitive_alias_info): Likewise.
4411 (verify_call_clobbering): Likewise.
4412 (verify_memory_partitions): Likewise.
4413 (verify_alias_info): Likewise.
4414 (verify_ssa): Adjust..
4415 (execute_update_addresses_taken): Export. Update SSA
4416 manually. Optimize only when optimizing. Use a local bitmap.
4417 (pass_update_address_taken): Remove TODO_update_ssa, add
4419 (pass_update_address_taken): Just use TODO_update_address_taken.
4420 (init_tree_ssa): Do not initialize addressable_vars.
4421 (verify_ssa): Verify new VUSE / VDEF properties.
4422 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4423 Do not call verify_alias_info.
4424 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4425 Do not free the loaded and stored syms bitmaps. Reset the escaped
4426 and callused solutions. Do not free addressable_vars.
4427 Remove memory-tag related code.
4428 (warn_uninitialized_var): Aliases are always available.
4429 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4430 * lambda-code.c (can_put_in_inner_loop): Adjust.
4431 (can_put_after_inner_loop): Likewise.
4432 (perfect_nestify): Likewise.
4433 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4434 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4435 (vectorizable_conversion): Do not mark symbols for renaming.
4436 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4437 (expand_call_inline): Unlink the calls virtual operands before
4439 (tree_function_versioning): Do not call update_ssa if we are not
4440 updating clones. Simplify.
4441 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4442 (propagate_with_phi): Likewise..
4443 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4444 clobber code. Assert we are not aliased or global.
4445 * tree-flow.h: Include tree-ssa-alias.h
4446 (enum escape_type): Remove.
4447 (struct mem_sym_stats_d): Likewise.
4448 (struct mem_ref_stats_d): Likewise.
4449 (struct gimple_df): Add vop member. Remove global_var,
4450 call_clobbered_vars, call_used_vars, addressable_vars,
4451 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4452 escaped and callused members.
4453 (struct ptr_info_def): Remove all members, add points-to solution
4455 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4456 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4457 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4458 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4459 (tree-ssa-alias.o): Likewise.
4460 (toplev.o): Add tree-ssa-alias.h
4461 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4462 * gimple.c (gimple_set_bb): Fix off-by-one error.
4463 (is_gimple_reg): Do not handle memory tags.
4464 (gimple_copy): Also copy virtual operands.
4465 Delay updating the statement. Do not reset loaded and stored syms.
4466 (gimple_set_stored_syms): Remove.
4467 (gimple_set_loaded_syms): Likewise.
4468 (gimple_call_copy_skip_args): Copy the virtual operands
4469 and mark the new statement modified.
4470 * tree-ssa-structalias.c (may_alias_p): Remove.
4471 (set_uids_in_ptset): Take the alias set to prune with as
4472 parameter. Fold in the alias test of may_alias_p.
4473 (compute_points_to_sets): Compute whether a ptr is dereferenced
4475 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4476 other ADDRESSOF constraints on the lhs.
4477 (get_constraint_for_component_ref): Assert that we don't get
4478 ADDRESSOF constraints from the base of the reference.
4479 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4480 (struct variable_info): Remove collapsed_to member.
4481 (get_varinfo_fc): Remove.
4482 (new_var_info): Do not set collapsed_to.
4483 (dump_constraint): Do not follow cycles.
4484 (dump_constraint_graph): Likewise.
4485 (build_pred_graph): Likewise.
4486 (build_succ_graph): Likewise.
4487 (rewrite_constraints): Likewise.
4488 (do_simple_structure_copy): Remove.
4489 (do_rhs_deref_structure_copy): Remove.
4490 (do_lhs_deref_structure_copy): Remove.
4491 (collapse_rest_of_var): Remove.
4492 (do_structure_copy): Re-implement.
4493 (pta_stats): New global variable.
4494 (dump_pta_stats): New function.
4495 (struct constraint_expr): Make offset signed.
4496 (UNKNOWN_OFFSET): Define special value.
4497 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4498 (solution_set_expand): New helper function split out from ...
4499 (do_sd_constraint): ... here.
4500 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4501 (do_ds_constraint): Likewise.
4502 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4503 and CALLUSED = *CALLUSED.
4504 (set_union_with_increment): Make inc argument signed.
4505 (type_safe): Remove.
4506 (get_constraint_for_ptr_offset): Handle unknown and negative
4508 (first_vi_for_offset): Handle offsets before start. Bail
4509 out early for offsets beyond the variable extent.
4510 (first_or_preceding_vi_for_offset): New function.
4511 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4512 Together with ESCAPED = *ESCAPED this properly computes reachability.
4513 (find_what_var_points_to): New function.
4514 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4515 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4516 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4517 pt_solutions_intersect): New functions.
4518 (compute_call_used_vars): Remove.
4519 (compute_may_aliases): New main entry into PTA computation.
4520 * gimple.h (gimple_p): New typedef.
4521 (struct gimple_statement_base): Remove references_memory_p.
4522 (struct gimple_statement_with_memory_ops_base): Remove
4523 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4525 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4526 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4527 gimple_set_references_memory): Remove.
4528 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4529 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4531 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4532 (verify_expr): Allow RESULT_DECL.
4533 (gimple_duplicate_bb): Do not copy virtual operands.
4534 (gimple_duplicate_sese_region): Adjust.
4535 (gimple_duplicate_sese_tail): Likewise.
4536 (mark_virtual_ops_in_region): Remove.
4537 (move_sese_region_to_fn): Do not call it.
4538 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4539 and pass_simple_dse.
4540 (execute_function_todo): Handle TODO_update_address_taken,
4541 call execute_update_addresses_taken for TODO_rebuild_alias.
4542 (execute_todo): Adjust.
4543 (execute_one_pass): Init dump files early.
4544 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4546 (create_general_new_stmt): Clear vops.
4547 * tree-ssa-reassoc.c (get_rank): Adjust.
4548 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4549 symbols for renaming.
4550 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4551 (PARAM_AVG_ALIASED_VOPS): Likewise.
4552 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4553 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4554 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4555 (operand_build_cmp, copy_virtual_operands,
4556 create_ssa_artificial_load_stmt, add_to_addressable_set,
4557 gimple_add_to_addresses_taken): Remove public functions.
4558 (unlink_stmt_vdef): New function.
4560 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4562 * config.gcc (powerpc-*-linux*): Merge variants.
4564 2009-04-02 Chao-ying Fu <fu@mips.com>
4565 James Grosbach <james.grosbach@microchip.com>
4567 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4568 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4570 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4571 keep_interrupts_masked_p, use_debug_exception_return_p.
4572 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4573 keep_interrupts_masked, use_debug_exception_return.
4574 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4575 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4577 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4578 (mips_print_operand): Process COP0 registers to print $0 .. $31
4579 correctly for GAS to process.
4580 (mips_interrupt_extra_call_saved_reg_p): New function.
4581 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4583 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4584 (mips_compute_frame_info): Add supports for interrupt context that
4585 includes doubleword accumulators and COP0 registers.
4586 (mips_for_each_saved_acc): New function.
4587 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4588 mips_for_each_saved_reg.
4589 (mips_save_reg): Save accumulators.
4590 (mips_kernel_reg_p): A new for_each_rtx callback.
4591 (mips_expand_prologue): Support interrupt handlers.
4592 (mips_restore_reg): Restore accumulators.
4593 (mips_expand_epilogue): Support interrupt handlers.
4594 (mips_can_use_return_insn): Return false for interrupt handlers.
4595 (mips_epilogue_uses): New function.
4596 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4597 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4598 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4599 cop0_move): New instructions.
4600 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4601 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4603 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4605 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4606 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4607 interrupt handlers, we use K0 as the temporary register.
4608 (EPILOGUE_USES): Change to a function call.
4609 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4610 handlers, we use K0 as the temporary register.
4612 * doc/extend.texi (Function Attributes): Document interrupt,
4613 use_shadow_register_set, keep_interrupts_masked,
4614 use_debug_exception_return for MIPS attributes.
4616 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4618 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4619 Remove a number of t-files from tmake_file.
4620 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4621 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4622 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4623 target_prototype, not TARGET_PROTOTYPE.
4624 (LINK_OS_GNU_SPEC): Define.
4625 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4626 and darwin-ldoubdle.c.
4628 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4631 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4632 (cpp_options): Ditto.
4633 (default_compilers): Ditto.
4634 (display_help): Ditto.
4635 (process_command): Ditto.
4637 (set_input): Use lbasename instead of duplicate code.
4638 (save_temps_prefix): New static for -save-temps=obj.
4639 (save_temps_length): Ditto.
4641 * doc/invoke.texi (-save-temps=obj): Document new variant to
4644 2009-04-02 Jeff Law <law@redhat.com>
4646 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4649 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4651 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4652 * configure: Regenerated.
4654 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4656 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4657 share the argument list.
4659 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4663 2009-02-12 Diego Novillo <dnovillo@google.com>
4665 * varpool.c (debug_varpool): New.
4666 * cgraph.h (debug_varpool): Declare.
4668 2009-04-02 Jan Hubicka <jh@suse.cz>
4670 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4673 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4675 * config/i386/i386.c (ix86_abi): Move initialization to ...
4676 (override_options): Here.
4678 2009-04-02 Christian Bruel <christian.bruel@st.com>
4680 * config/sh/sh.c (sh_dwarf_register_span): New function.
4681 (TARGET_DWARF_REGISTER_SPAN): Define.
4682 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4684 2009-04-02 Ira Rosen <irar@il.ibm.com>
4686 PR tree-optimization/39595
4687 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4688 interleaved loads group is not greater than the SLP group size.
4690 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4692 * builtins.c (is_builtin_name): New.
4693 (called_as_built_in): Use is_builtin_name.
4694 * tree.h (is_builtin_name): New.
4695 * varasm.c (incorporeal_function_p): Use is_builtin_name
4697 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4699 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4701 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4704 * c-decl.c (clone_underlying_type): Move this ...
4705 * c-common.c (set_underlying_type): ... here.
4706 Also, make sure the function properly sets TYPE_STUB_DECL() on
4707 the newly created typedef variant type.
4708 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4709 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4712 2009-04-02 Richard Guenther <rguenther@suse.de>
4714 PR tree-optimization/37221
4715 * tree-flow.h (degenerate_phi_result): Declare.
4716 * tree-ssa-dom.c (degenerate_phi_result): Export.
4717 * tree-scalar-evolution.c (analyze_initial_condition): If
4718 the initial condition is defined by a degenerate PHI node
4719 use the degenerate value.
4721 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4723 PR rtl-optimization/39588
4724 * combine.c (merge_outer_ops): Do not set the constant when this
4726 (simplify_shift_const_1): Do not modify it either in this case.
4728 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4730 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4731 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4733 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4736 * c-lex.c (interpret_float): Default (no suffix) is double.
4738 2009-04-1 Xinliang David Li <davidxl@google.com>
4740 * config/i386/i386.c (legitimate_constant_p): Recognize
4741 all one vector constant.
4743 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4745 * config/vax/vax.c: Add #includes to silence warnings.
4746 Change #include order to silence two warnings.
4748 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4750 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4751 (ASM_SPEC): Pass -k to the assembler for PIC code.
4753 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4755 * config.gcc: Add vax-*-linux* to the switch.
4756 * config/vax/linux.h: New file. (TARGET_VERSION,
4757 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4759 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4761 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4762 Use predicate macros instead of GET_CODE() == foo.
4763 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4764 ashlsi3, rotrsi3, <unnamed>): Likewise.
4766 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4768 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4769 jbbccihi, jbbccisi): Remova trailing whitespace.
4770 * config/vax/constraints.md: Likewise.
4771 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4772 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4773 * config/vax/predicates.md: Likewise.
4774 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4775 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4776 * config/vax/vax.h: Likewise.
4777 * config/vax/vax.md (nonlocal_goto): Likewise.
4779 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4781 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4782 (indirectable_address_p, adjacent_operands_p): Add spaces around
4784 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4786 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4788 * config/vax/vax.c (legitimate_constant_address_p,
4789 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4790 index_term_p, reg_plus_index_p, legitimate_address_p,
4791 vax_mode_dependent_address_p): Update comments to match functions
4792 modified by the recent int->bool conversion.
4794 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4796 * config/vax/builtins.md: Update copyright message.
4797 * config/vax/constraints.md: Likewise.
4798 * config/vax/netbsd-elf.h: Likewise.
4799 * config/vax/predicates.md: Likewise.
4800 * config/vax/vax-protos.h: Likewise.
4801 * config/vax/vax.c: Likewise.
4802 * config/vax/vax.h: Likewise.
4803 * config/vax/vax.md: Likewise.
4804 * config/vax/vax.opt: Likewise.
4806 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4808 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4809 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4810 * config/vax/constraints.md (B, R): Likewise.
4811 * config/vax/predicates.md (external_memory_operand,
4812 nonimmediate_addsub_di_operand): Likewise.
4813 * config/vax/vax.c (vax_output_int_add): Likewise.
4814 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4815 untyped_call): Likewise.
4817 2009-04-01 Matt Thomas <matt@3am-software.com>
4819 * config/vax/predicates.md: New file.
4820 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4821 external_const_operand, nonsymbolic_operand, external_memory_operand,
4822 indirect_memory_operand, indexed_memory_operand,
4823 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4824 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4826 * config/vax/constraints.md: New file.
4827 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4829 * config/vax/builtins.md: New file.
4830 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4831 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4833 * config/vax/vax.opt (mqmath): Add option.
4834 * config/vax/vax.md (isfx): Extend with DI.
4835 (VAXintQH, VAXintQHSD): Define.
4836 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4837 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4838 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4839 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4840 (movdi): Update constraints and use vax_output_int_move().
4841 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4842 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4843 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4844 nonlocal_goto): New.
4845 (mov<mode>): Extend accepted operand types.
4846 (subdi3_old): Rename from subdi3, change update constraints and use
4847 a new implementation.
4848 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4849 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4850 MOVE_RATIO, CLEAR_RATIO): Define.
4851 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4852 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4853 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4854 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4855 (split_quadword_operands): Make static and really allow variable
4857 (print_operand_address): Update for PIC generation.
4858 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4859 indexable_address_p, fixup_mathdi_operand,
4860 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4861 (vax_float_literal, legitimate_constant_p,
4862 indirectable_constant_address_p, index_term_p,
4863 reg_plus_index_p): Return bool instead of int.
4864 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4866 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4868 (vax_output_conditional_branch): Indent.
4869 (legitimate_constant_address_p, indirectable_constant_address_p,
4870 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4871 vax_mode_dependent_address_p): Return bool instead of int, update for
4873 * config/vax/vax-protos.h (legitimate_constant_address_p,
4874 legitimate_constant_p, legitimate_address_p,
4875 vax_mode_dependent_address_p): Change declaration to bool.
4876 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4877 vax_expand_addsub_di_operands, vax_output_int_subtract,
4878 vax_output_movmemsi): Declare.
4879 (split_quadword_operands, vax_float_literal): Delete declaration.
4880 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4881 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4882 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4883 ASM_OUTPUT_DWARF_PCREL): Define.
4884 (ASM_SPEC): Change definition to allow PIC generation.
4886 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4888 * doc/sourcebuild.texi: Update front-end requirements.
4890 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4893 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4894 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4895 (booldi3_internal3): Use boolean_or_operator instead of
4898 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4901 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4902 declarator whose size is not an integer constant expression but
4903 folds to an integer constant, then treat it as a constant
4906 2009-04-01 Richard Guenther <rguenther@suse.de>
4908 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4909 i * 4 + 2 to (i * 2 + 1) * 2.
4911 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4914 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4915 return if c_parser_asm_string_literal returned NULL.
4917 2009-04-01 Nick Clifton <nickc@redhat.com>
4919 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4921 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4922 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4923 other typedefs to avoid conflicts with libgcc2.c. Define labels
4924 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4926 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4927 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4930 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4932 * varasm.c (default_function_rodata_section): Declare DOT as
4935 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4936 Andrey Galkin <agalkin@hypercom.com>
4939 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4940 Make object_name unique for each process.
4942 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4945 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4946 addressable variables in the parallel that could go out of scope while
4947 running queued tasks.
4949 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4951 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4952 (CASE_VALUES_THRESHOLD): Redefine.
4953 * config/avr/avr.c (avr_override_options): Remove initialization of
4954 avr_case_values_threshold variable.
4955 (avr_case_values_threshold): Remove variable. Add new function.
4956 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4957 * config/avr/avr.opt (mno-tablejump): Remove option.
4958 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4960 2009-04-01 DJ Delorie <dj@redhat.com>
4962 * varasm.c (default_function_rodata_section): Don't assume
4963 anything about where the first '.' in the section name is.
4965 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4967 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4968 rs6000_emit_stack_tie.
4970 2009-03-31 Ian Lance Taylor <iant@google.com>
4972 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4973 gimple_code with GIMPLE_RESX, not RESX.
4975 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4977 * c-common.c (c_get_ident): New.
4978 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4980 2009-04-01 Ben Elliston <bje@au.ibm.com>
4982 * config/rs6000/sysv4.opt (msdata): Improve option description.
4984 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4986 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4987 (divdf3_internal_lat): Remove.
4988 (divxf3_internal_lat): Remove.
4989 (divxf3_internal_thr): Remove.
4990 (divxf): Use divxf3_internal.
4991 * config/ia64/div.md (divsf3_internal_lat): New.
4992 (divdf3_internal_lat): New.
4993 (divxf3_internal): New.
4995 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4998 * Makefile.in (USE_GCC_STDINT): Define.
4999 (stmp-int-hdrs): Install stdint.h if applicable.
5000 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
5002 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
5003 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
5004 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5005 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5006 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5007 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5008 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5009 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5010 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5011 (c_common_nodes_and_builtins): Initialize
5012 underlying_wchar_type_node. Do not initialize
5013 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
5014 nodes for new types.
5015 (c_stddef_cpp_builtins): Define macros for new types.
5016 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
5018 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
5019 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
5020 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
5021 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
5022 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
5023 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
5024 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
5025 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
5026 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
5027 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
5028 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
5029 int16_type_node, int32_type_node, int64_type_node,
5030 uint8_type_node, uint16_type_node, c_uint32_type_node,
5031 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
5032 int_least32_type_node, int_least64_type_node,
5033 uint_least8_type_node, uint_least16_type_node,
5034 uint_least32_type_node, uint_least64_type_node,
5035 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
5036 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
5037 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
5038 uintptr_type_node): Define.
5039 * c-cppbuiltin.c (builtin_define_constants,
5040 builtin_define_type_minmax): New.
5041 (builtin_define_stdint_macros): Define more macros.
5042 (c_cpp_builtins): Define more limit macros.
5044 (builtin_define_type_max): Define in terms of
5045 builtin_define_type_minmax. Remove is_long parameter. All
5047 * config.gcc (use_gcc_stdint): Define.
5048 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5049 Add newlib-stdint.h for generic targets.
5050 * config/glibc-stdint.h, config/newlib-stdint.h,
5051 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5052 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5053 * config/score/score.h (UINTPTR_TYPE): Define.
5054 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5055 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5056 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5057 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5058 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5059 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5060 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5061 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5062 * config/spu/spu.h (STDINT_LONG32): Define.
5063 * configure.ac (use_gcc_stdint): Substitute.
5064 * configure: Regenerate.
5065 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5066 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5067 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5068 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5069 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5070 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5071 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5072 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5073 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5074 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5075 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5076 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5077 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5078 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5079 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5080 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5081 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5082 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5083 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5084 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5085 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5086 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5087 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5088 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5089 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5090 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5091 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5092 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5093 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5095 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5097 * loop-iv.c (suitable_set_for_replacement): Renamed from
5098 simplify_using_assignment; changed to return bool and to accept new
5099 args DEST and SRC. Return true iff we find a source/destination pair
5100 that can be used to make a replacement, and fill SRC and DEST if so.
5101 Remove arg ALTERED. Don't deal with altered regs here. All callers
5103 (simplify_using_initial_values): Deal with altered regs here and track
5104 more precisely the effect they have on the validity of our expression.
5106 * loop-iv.c (simplify_using_condition): A condition of the form
5107 (EQ REG CONST) can be used to simply make a substitution.
5108 (simplify_using_initial_values): Keep track of conditions we have seen
5109 and keep using them to simplify new expressions, while applying the
5110 same substitutions to them as to the expression.
5112 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5113 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5116 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5117 changed. Use this when trying to improve the upper bound.
5118 Generate the comparison by using simplify_gen_relational.
5120 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5122 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5124 (simplify_using_assignment, simplify_using_initial_values): Call
5125 replace_in_expr to make replacements. Call replace_single_def_regs
5126 once on the initial version of the expression.
5128 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5131 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5133 2009-03-31 Richard Guenther <rguenther@suse.de>
5136 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5137 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5139 2009-03-31 Richard Guenther <rguenther@suse.de>
5141 * tree.h (div_if_zero_remainder): Declare.
5142 * fold-const.c (div_if_zero_remainder): Export.
5143 * tree-ssa-forwprop.c
5144 (forward_propagate_addr_into_variable_array_index): Handle
5145 constant array index addition outside of the variable index.
5147 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5150 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5151 define_splits, floatunssi<mode>2): Require x87 conversions from
5152 DImode to be permitted.
5154 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5156 PR preprocessor/15638
5157 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5159 2009-03-31 Richard Guenther <rguenther@suse.de>
5163 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5164 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5165 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5166 a separate statement.
5167 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5168 (lookup_tmp_var): Likewise.
5169 (is_gimple_formal_tmp_or_call_rhs): Remove.
5170 (is_gimple_reg_or_call_rhs): Rename to ...
5171 (is_gimple_reg_rhs_or_call): ... this.
5172 (is_gimple_mem_or_call_rhs): Rename to ...
5173 (is_gimple_mem_rhs_or_call): ... this.
5174 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5175 DECL_GIMPLE_REG_P only if is_formal is true.
5176 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5177 for non-proper post-modify expression gimplification.
5178 (gimplify_self_mod_expr): For post-modify expressions gimplify
5179 the lvalue to a minimal lvalue.
5180 (rhs_predicate_for): Remove formal temp case.
5181 (gimplify_modify_expr_rhs): Likewise.
5182 (gimplify_addr_expr): Use is_gimple_reg.
5183 (gimplify_expr): Remove formal temp cases.
5184 (gimple_regimplify_operands): Likewise.
5185 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5186 and FILTER_EXPR like constants.
5187 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5189 (is_gimple_formal_tmp_rhs): Remove.
5190 (is_gimple_reg_rhs): Remove special casing.
5191 (is_gimple_mem_rhs): Fix.
5192 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5193 (is_gimple_formal_tmp_var): Remove.
5194 (is_gimple_formal_tmp_reg): Likewise.
5195 (is_gimple_min_lval): Allow invariant component ref parts.
5196 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5197 is_gimple_formal_tmp_reg): Remove declarations.
5198 * tree-cfg.c (verify_expr): Verify that variables with address
5199 taken do not have DECL_GIMPLE_REG_P set.
5200 * tree-mudflap.c (mf_build_check_statement_for): Use
5201 force_gimple_operand instead of gimplify_expr.
5203 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5205 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5206 schedulable rows to compute_split_row.
5208 2009-03-31 Ben Elliston <bje@au.ibm.com>
5211 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5214 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5216 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5217 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5218 * configure: Regenerate.
5219 * config.in: Regenerate.
5220 * config/rs6000/rs6000.opt (mtls-markers): Add.
5221 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5222 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5223 (tls_ld_aix, tls_ld_sysv): Likewise.
5224 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5225 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5227 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5229 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5231 2009-03-30 Jan Hubicka <jh@suse.cz>
5233 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5235 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5236 detection and label handling.
5238 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5240 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5241 left_conflicts_size.
5242 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5243 ALLOCNO_LEFT_CONFLICTS_SIZE.
5245 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5246 remove_allocno_from_bucket_and_push,
5247 allocno_spill_priority_compare, push_allocnos_to_stack,
5248 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5249 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5250 (setup_allocno_left_conflicts_num): Ditto. Rename to
5251 setup_allocno_left_conflicts_size.
5252 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5253 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5254 setup_allocno_left_conflicts_size instead of
5255 setup_allocno_left_conflicts_num.
5257 * ira-build.c (ira_create_allocno): Use
5258 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5259 ALLOCNO_LEFT_CONFLICTS_NUM.
5261 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5263 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5264 instead of DF_LR_OUT.
5266 * ira-lives.c (process_bb_node_lives): Ditto.
5268 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5269 instead of DF_LR_{OUT,IN}.
5271 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5273 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5275 2009-03-30 Jan Hubicka <jh@suse.cz>
5277 * except.c (label_to_region_map): Fix thinko.
5279 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5282 * tree.h (tree_find_value): New declaration.
5283 * tree.c (tree_find_value): New function.
5284 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5286 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5289 * c-decl.c (struct c_binding): Add locus field.
5290 (bind): Add locus argument, set locus field from it.
5291 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5292 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5293 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5294 implicitly_declare, undeclared_variable, lookup_label,
5295 declare_label, c_make_fname_decl, c_builtin_function,
5296 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5299 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5302 * config/i386/i386.c (classify_argument): Check total size of
5305 2009-03-30 Martin Jambor <mjambor@suse.cz>
5307 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5308 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5309 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5312 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5313 seen_variable_array_ref while also traversing a union.
5315 * tree-inline.c (optimize_inline_calls): Do not call
5316 cgraph_node_remove_callees.
5317 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5318 (pass_remove_cgraph_callee_edges): New variable.
5319 * passes.c (init_optimization_passes): Add
5320 pass_remove_cgraph_callee_edges after early inlining and before all
5321 late intraprocedural passes.
5323 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5325 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5327 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5330 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5332 * combine.c (simplify_comparison): Use have_insn_for.
5333 * dojump.c (do_jump): Likewise.
5335 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5337 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5338 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5339 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5340 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5341 instead of sparc_compare_emitted.
5342 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5343 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5344 instead of sparc_compare_emitted.
5346 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5348 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5349 enter/exit cfglayout mode.
5350 (pass_partition_block): Require it.
5351 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5352 (combine_instructions): Track basic blocks instead of labels.
5353 (update_cfg_for_uncondjump): New.
5354 (try_combine): Use it. Update jumps after rescanning.
5355 (pass_combine): Require PROP_cfglayout.
5356 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5358 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5360 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5361 Provide/destroy PROP_cfglayout respectively.
5362 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5363 * tree-pass.h (PROP_cfglayout): New.
5365 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5367 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5368 fold_convert_const_fixed_from_fixed,
5369 fold_convert_const_fixed_from_int,
5370 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5371 set TREE_CONSTANT_OVERFLOW.
5372 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5373 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5375 2009-03-30 Ira Rosen <irar@il.ibm.com>
5377 * tree-vect-loop-manip.c: New file.
5378 * tree-vectorizer.c: Update documentation and included files.
5379 (vect_loop_location): Make extern.
5380 (rename_use_op): Move to tree-vect-loop-manip.c
5381 (rename_variables_in_bb, rename_variables_in_loop,
5382 slpeel_update_phis_for_duplicate_loop,
5383 slpeel_update_phi_nodes_for_guard1,
5384 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5385 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5386 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5387 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5388 find_loop_location): Likewise.
5389 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5390 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5391 get_vectype_for_scalar_type, vect_is_simple_use,
5392 supportable_widening_operation, supportable_narrowing_operation):
5394 (bb_in_loop_p): Move to tree-vect-loop.c.
5395 (new_loop_vec_info, destroy_loop_vec_info,
5396 reduction_code_for_scalar_code, report_vect_op,
5397 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5398 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5399 (vect_supportable_dr_alignment): Likewise.
5400 * tree-vectorizer.h (tree-data-ref.h): Include.
5401 (vect_loop_location): Declare.
5402 Reorganize function declarations according to the new file structure.
5403 * tree-vect-loop.c: New file.
5404 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5405 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5406 * tree-vect-data-refs.c: New file.
5407 * tree-vect-patterns.c (timevar.h): Don't include.
5408 * tree-vect-stmts.c: New file.
5409 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5410 tree-vect-slp.c, tree-vect-loop.c.
5411 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5412 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5413 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5414 (tree-vect-analyze.o): Remove.
5415 (tree-vect-transform.o): Likewise.
5416 (tree-vect-data-refs.o): Add rule.
5417 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5418 tree-vect-slp.o): Likewise.
5419 (tree-vect-patterns.o): Remove redundant dependencies.
5420 (tree-vectorizer.o): Likewise.
5421 * tree-vect-slp.c: New file.
5423 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5425 * optc-gen.awk: Warn if an option flag has multiple different
5428 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5430 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5431 -floop-block): Document dependences on PPL, CLooG and Graphite.
5433 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5435 PR rtl-optimization/323
5436 * c-common.c (c_fully_fold, convert_and_check,
5437 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5438 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5439 * c-common.def (EXCESS_PRECISION_EXPR): New.
5440 * c-cppbuiltin.c (builtin_define_float_constants): Define
5441 constants with enough digits for long double.
5442 * c-lex.c (interpret_float): Interpret constant with excess
5443 precision where appropriate.
5444 * c-opts.c (c_common_post_options): Set
5445 flag_excess_precision_cmdline. Give an error for
5446 -fexcess-precision=standard for C++ for processors where the
5447 option is significant.
5448 * c-parser.c (c_parser_conditional_expression): Handle excess
5449 precision in condition.
5450 * c-typeck.c (convert_arguments): Handle arguments with excess
5452 (build_unary_op): Move excess precision outside operation.
5453 (build_conditional_expr): Likewise.
5454 (build_compound_expr): Likewise.
5455 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5456 (build_modify_expr): Handle excess precision in RHS.
5457 (convert_for_assignment): Handle excess precision in converted
5459 (digest_init, output_init_element, process_init_element): Handle
5460 excess precision in initializer.
5461 (c_finish_return): Handle excess precision in return value.
5462 (build_binary_op): Handle excess precision in operands and add
5463 excess precision as needed for operation.
5464 * common.opt (-fexcess-precision=): New option.
5465 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5466 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5467 For standard excess precision, output explicit conversion to and
5468 truncation from XFmode.
5469 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5470 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5471 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5472 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5473 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5474 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5475 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5476 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5477 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5478 define_splits, sqrt<mode>2): Disable where appropriate for
5479 standard excess precision.
5480 * convert.c (convert_to_real): Do not shorten arithmetic to type
5481 for which excess precision would be used.
5482 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5483 * doc/invoke.texi (-fexcess-precision=): Document option.
5484 (-mfpmath=): Correct index entry.
5485 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5486 flag_excess_precision): New.
5487 * langhooks.c (lhd_post_options): Set
5488 flag_excess_precision_cmdline.
5489 * opts.c (common_handle_option): Handle -fexcess-precision=.
5490 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5491 init_excess_precision): New.
5492 (lang_dependent_init_target): Call init_excess_precision.
5493 * tree.c (excess_precision_type): New.
5494 * tree.h (excess_precision_type): Declare.
5496 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5499 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5500 non-lvalue to component.
5502 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5504 PR preprocessor/34695
5505 * Makefile.in (c-opts.o): Depend on c-tree.h.
5506 * c-common.c: Move down include of diagnostic.h.
5507 (done_lexing, c_cpp_error): New.
5508 * c-common.h (done_lexing): Declare.
5509 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5511 * c-opts.c: Include c-tree.h.
5512 (c_common_init_options): Set preprocessor error callback.
5513 (c_common_handle_option): Do not set preprocessor
5514 inhibit_warnings, warnings_are_errors, warn_system_headers,
5515 pedantic_errors or inhibit_warnings flags.
5516 (c_common_post_options): Do not check cpp_errors (parse_in).
5517 (c_common_finish): Do not output dependencies if there were
5518 errors. Do not check return value of cpp_finish.
5519 * c-ppoutput.c (pp_file_change): Set input_location.
5520 * c-tree.h (c_cpp_error): Declare.
5521 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5523 (diagnostic_build_prefix): Check override_column.
5524 * diagnostic.h (diagnostic_info): Add override_column field.
5525 (diagnostic_override_column): Define.
5527 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5529 * c-common.c (c_expand_expr, c_staticp): Remove.
5530 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5531 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5532 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5533 * c-gimplify.c (gimplify_compound_literal_expr,
5534 optimize_compound_literals_in_ctor): Remove.
5535 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5536 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5537 * c-semantics.c (emit_local_var): Remove.
5539 * langhooks-def.h (lhd_expand_expr): Remove.
5540 * langhooks.c (lhd_expand_expr): Remove.
5541 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5543 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5544 handling from c-semantics.c; don't call into langhook.
5545 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5546 * gimplify.c (gimplify_compound_literal_expr,
5547 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5548 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5549 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5550 as was done in c-gimplify.c.
5551 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5552 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5553 Move from c-common.h.
5554 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5556 * tree.c (staticp): Do not call langhook.
5557 * langhooks.c (lhd_staticp): Delete.
5558 * langhooks-def.h (lhd_staticp): Delete prototype.
5559 (LANG_HOOKS_STATICP): Delete.
5560 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5562 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5563 instead of DECL_STMTs.
5565 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5573 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5575 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5576 contained expression.
5577 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5578 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5579 conditional expressions for C.
5580 (decl_constant_value_for_optimization): Move from
5581 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5582 whether optimizing and that the expression is a VAR_DECL not of
5583 array type instead of doing such checks in the caller. Do not
5584 check pedantic. Call gcc_unreachable for C++.
5585 * c-common.def (C_MAYBE_CONST_EXPR): New.
5586 * c-common.h (c_fully_fold, c_save_expr,
5587 decl_constant_value_for_optimization): New prototypes.
5588 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5589 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5590 EXPR_INT_CONST_OPERANDS): Define.
5591 * c-convert.c (convert): Strip nops from expression.
5592 * c-decl.c (groktypename): Take extra parameters expr and
5593 expr_const_operands. Update call to grokdeclarator.
5594 (start_decl): Update call to grokdeclarator. Add statement for
5595 expressions used in type of decl.
5596 (grokparm): Update call to grokdeclarator.
5597 (push_parm_decl): Update call to grokdeclarator.
5598 (build_compound_literal): Add parameter non_const and build a
5599 C_MAYBE_COSNT_EXPR if applicable.
5600 (grokdeclarator): Take extra parameters expr and
5601 expr_const_operands. Track expressions used in declaration
5602 specifiers and declarators. Fold array sizes and track whether
5603 they are constant expressions and whether they are integer
5604 constant expressions.
5605 (parser_xref_tag): Set expr and expr_const_operands fields in
5607 (grokfield): Update call to grokdeclarator.
5608 (start_function): Update call to grokdeclarator.
5609 (build_null_declspecs): Set expr and expr_const_operands fields in
5611 (declspecs_add_type): Handle expressions in typeof specifiers.
5612 * c-parser.c (c_parser_declspecs): Set expr and
5613 expr_const_operands fields for declaration specifiers.
5614 (c_parser_enum_specifier): Likewise.
5615 (c_parser_struct_or_union_specifier): Likewise.
5616 (c_parser_typeof_specifier): Likewise. Update call to
5617 groktypename. Fold expression as needed. Return expressions with
5618 type instead of adding statements.
5619 (c_parser_attributes): Update calls to c_parser_expr_list.
5620 (c_parser_statement_after_labels): Fold expression before passing
5621 to objc_build_throw_stmt.
5622 (c_parser_condition): Fold expression.
5623 (c_parser_asm_operands): Fold expression.
5624 (c_parser_conditional_expression): Use c_save_expr. Update call
5625 to build_conditional_expr.
5626 (c_parser_alignof_expression): Update call to groktypename.
5627 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5628 original_code. Fold expression argument of va_arg. Create
5629 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5630 argument to va_arg. Update calls to groktypename. Fold array
5631 index for offsetof. Verify that first argument to
5632 __builtin_choose_expr has integer type.
5633 (c_parser_postfix_expression_after_paren_type): Update calls to
5634 groktypename and build_compound_literal. Handle expressions with
5635 side effects in type name.
5636 (c_parser_postfix_expression_after_primary): Update call to
5637 c_parser_expr_list. Set original_code for calls to
5638 __builtin_constant_p.
5639 (c_parser_expr_list): Take extra parameter fold_p. Fold
5640 expressions if requested.
5641 (c_parser_objc_type_name): Update call to groktypename.
5642 (c_parser_objc_synchronized_statement): Fold expression.
5643 (c_parser_objc_receiver): Fold expression.
5644 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5645 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5646 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5647 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5648 (struct c_typespec): Add elements expr and expr_const_operands.
5649 (struct c_declspecs): Add elements expr and expr_const_operands.
5650 (groktypename, build_conditional_expr, build_compound_literal):
5652 (in_late_binary_op): Declare.
5653 * c-typeck.c (note_integer_operands): New function.
5654 (in_late_binary_op): New variable.
5655 (decl_constant_value_for_broken_optimization): Move to c-common.c
5656 and rename to decl_constant_value_for_optimization.
5657 (default_function_array_conversion): Do not strip nops.
5658 (default_conversion): Do not call
5659 decl_constant_value_for_broken_optimization.
5660 (build_array_ref): Do not fold result.
5661 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5662 result when operand is a VLA.
5663 (c_expr_sizeof_type): Update call to groktypename. Handle
5664 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5665 result when operand names a VLA type.
5666 (build_function_call): Update call to build_compound_literal.
5667 Only fold result for calls to __builtin_* functions. Strip
5668 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5669 the function designator.
5670 (convert_arguments): Fold arguments. Update call to
5671 convert_for_assignment.
5672 (build_unary_op): Handle increment and decrement of
5673 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5674 decrement earlier. Fold operand of increment and decrement.
5675 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5676 built for integer operand. Wrap returns that are INTEGER_CSTs
5677 without being integer constant expressions or that have integer
5678 constant operands without being INTEGER_CSTs.
5679 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5680 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5681 result is an integer constant expression or can be used in
5682 unevaluated parts of one and avoid folding and wrap as
5683 appropriate. Fold operands before possibly doing -Wsign-compare
5685 (build_compound_expr): Wrap result for C99 if operands can be used
5686 in integer constant expressions.
5687 (build_c_cast): Update call to digest_init. Do not ignore
5688 overflow from casting floating-point constants to integers. Wrap
5689 results that could be confused with integer constant expressions,
5690 null pointer constants or floating-point constants.
5691 (c_cast_expr): Update call to groktypename. Handle expressions
5692 included in type name.
5693 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5694 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5695 Update calls to convert_for_assignment.
5696 (convert_for_assignment): Take new parameter
5697 null_pointer_constant. Do not strip nops or call
5698 decl_constant_value_for_broken_optimization. Set
5699 in_late_binary_op for conversions to boolean.
5700 (store_init_value): Update call to digest_init.
5701 (digest_init): Take new parameter null_pointer_constant. Do not
5702 call decl_constant_value_for_broken_optimization. pedwarn for
5703 initializers not constant expressions. Update calls to
5704 convert_for_assignment.
5705 (constructor_nonconst): New.
5706 (struct constructor_stack): Add nonconst element.
5707 (really_start_incremental_init, push_init_level, pop_init_level):
5708 Handle constructor_nonconst and nonconst element.
5709 (set_init_index): Call constant_expression_warning for array
5711 (output_init_element): Fold value. Set constructor_nonconst as
5712 applicable. pedwarn for initializers not constant expressions.
5713 Update call to digest_init. Call constant_expression_warning
5714 where constant initializers are required.
5715 (process_init_element): Use c_save_expr.
5716 (c_finish_goto_ptr): Fold expression.
5717 (c_finish_return): Fold return value. Update call to
5718 convert_for_assignment.
5719 (c_start_case): Fold switch expression.
5720 (c_process_expr_stmt): Fold expression.
5721 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5722 ensure statement expression is not evaluated in constant expression.
5723 (build_binary_op): Track whether results are integer constant
5724 expressions or may occur in such, disable folding and wrap results
5725 as applicable. Fold operands for -Wsign-compare warnings unless
5727 (c_objc_common_truthvalue_conversion): Handle results folded to
5728 integer constants that are not integer constant expressions.
5729 * doc/extend.texi: Document when typeof operands are evaluated,
5730 that condition of __builtin_choose_expr is an integer constant
5731 expression, and more about use of __builtin_constant_p in
5734 2009-03-29 Richard Guenther <rguenther@suse.de>
5736 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5737 propagate addresses of array references.
5739 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5741 * regmove.c (perhaps_ends_bb_p): Remove.
5742 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5743 from INSN and check that the main loop stays within that basic block.
5744 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5745 (regmove_forward_pass): Split out from regmove_optimize. Use
5746 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5747 (regmove_backward_pass): Split out from regmove_optimize. Use
5748 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5749 (regmove_optimize): Simplify.
5751 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5754 * config/i386/i386.c (classify_argument): Ignore flexible array
5755 member in struct and warn ABI change.
5757 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5759 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5761 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5762 (ix86_adjust_cost): Updated.
5764 2009-03-29 Jan Hubicka <jh@suse.cz>
5767 * tree-pass.h (pass_cleanup_eh): New function.
5768 (remove_unreachable_regions): Break code handling RTL
5769 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5770 that can not be reached by runtime.
5771 (can_be_reached_by_runtime): New function.
5772 (label_to_region_map): New function.
5773 (num_eh_regions): New function.
5774 (rtl_remove_unreachable_regions): New function.
5775 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5776 (remove_eh_region): New function.
5777 * except.h: Include sbitmap and vecprim.
5778 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5779 num_eh_regions): Declare.
5780 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5781 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5782 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5783 (tree_empty_eh_handler_p): New function.
5784 (cleanup_empty_eh): New function.
5785 (cleanup_eh): New function.
5786 (pass_cleanup_eh): New function.
5788 2009-03-29 Jan Hubicka <jh@suse.cz>
5790 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5791 for removed regions.
5793 2009-03-29 Jan Hubicka <jh@suse.cz>
5795 * except.c (dump_eh_tree): Dump all datastructures.
5797 2009-03-29 Jan Hubicka <jh@suse.cz>
5799 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5800 (duplicate_eh_regions_1): Likewise.
5801 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5802 vector; call EH verification.
5803 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5804 Be ready for region being removed.
5806 2009-03-29 Jan Hubicka <jh@suse.cz>
5808 * bitmap.c (bitmap_last_set_bit): New function.
5809 * bitmap.h (bitmap_last_set_bit): Declare.
5811 2009-03-29 David Ayers <ayers@fsfe.org>
5814 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5815 by calling objc_compare_types and surpress warnings about
5816 incompatible C pointers that are compatible ObjC pointers.
5818 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5820 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5821 call initialize_inline_failed.
5822 (initialize_inline_failed): Move it from here ...
5823 * cgraph.c (initialize_inline_failed): ... to here.
5824 (cgraph_create_edge): Call initialize_inline_failed rather than
5825 setting inline_failed directly.
5827 2009-03-29 Ben Elliston <bje@au.ibm.com>
5830 * sysv4.opt (msdata): Improve comment.
5831 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5832 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5834 2009-03-29 Ben Elliston <bje@au.ibm.com>
5837 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5838 load and store attributes.
5840 2009-03-29 Ben Elliston <bje@au.ibm.com>
5842 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5843 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5844 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5845 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5846 __builtin_infq and __builtin_huge_valq.
5848 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5850 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5852 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5853 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5855 2009-03-28 Xinliang David Li <davidxl@google.com>
5857 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5858 (do_dbg_cnt): New function.
5860 2009-03-28 Jan Hubicka <jh@suse.cz>
5862 Merge from pretty-ipa:
5864 2009-03-27 Jan Hubicka <jh@suse.cz>
5866 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5867 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5868 * passes.c (function_called_by_processed_nodes_p): New.
5869 * ipa-pure-const.c (check_call): Fix handling of operands.
5870 (analyze_function): Dump debug output for skipped bodies.
5871 (local_pure_const): Use function_called_by_processed_nodes_p.
5872 * dwarf2out.c (reference_to_unused): Use output.
5873 * passes.c (do_per_function_toporder): Likewise.
5875 2008-11-12 Jan Hubicka <jh@suse.cz>
5877 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5878 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5879 state_set_in_source enum
5880 (check_decl): Ignore memory tags; do not set fake looping flags;
5882 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5883 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5884 (check_call, analyze_function): Rewrite.
5886 (add_new_function): Update call of analyze_function.
5887 (generate_summary): Add call of analyze_function.
5888 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5889 (local_pure_const): New function.
5890 (pass_local_pure_const): New pass.
5891 * ipa-inline.c (inline_transform): Set after_inlining.
5892 * tree-eh.c (stmt_can_throw_external): New.
5893 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5894 work with aliasing built.
5895 * tree-flow.h (stmt_can_throw_external): New.
5896 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5897 and local pure/const pass in early and late optimization queue.
5899 2009-03-28 Martin Jambor <mjambor@suse.cz>
5901 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5903 (fold_binary): Allow function decl aligment consideration is the
5904 second argument is integer constant one.
5905 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5906 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5907 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5909 2009-03-28 Jan Hubicka <jh@suse.cz>
5911 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5912 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5913 * function.h (rtl_data): Add nothrow flag.
5914 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5915 set DECL_NOTHROW for AVAILABLE functions.
5917 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5919 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5920 following vector keyword has expansion starting with pixel or bool
5921 keyword, expand vector to __vector and pixel or bool to __pixel or
5925 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5926 warn_if_disallowed_function_p): Removed.
5927 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5928 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5929 warning_if_disallowed_function_p.
5930 * flags.h (warn_if_disallowed_function_p,
5931 warn_disallowed_functions): Removed.
5932 * common.opt (Wdisallowed-function-list=): Removed.
5933 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5935 2009-03-28 Richard Guenther <rguenther@suse.de>
5937 PR tree-optimization/38723
5938 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5941 2009-03-28 Jan Hubicka <jh@suse.cz>
5943 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5944 test introduced by my previous patch.
5946 2009-03-28 Richard Guenther <rguenther@suse.de>
5948 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5949 the PHIs value undefined.
5951 2009-03-28 Jan Hubicka <jh@suse.cz>
5953 * tree-pass.h (pass_fixup_cfg): New pass.
5954 * ipa-inline.c (inline_transform): Set
5955 always_inline_functions_inlined/after_inlining.
5956 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5957 (pass_fixup_cfg): New pass.
5958 * passes.c (init_optimization_passes): Add fixup_cfg.
5960 2009-03-28 Richard Guenther <rguenther@suse.de>
5962 PR tree-optimization/38458
5963 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5964 argument use the arguments copy-of value.
5966 2009-03-28 Richard Guenther <rguenther@suse.de>
5968 PR tree-optimization/38180
5969 * tree-ssa-ccp.c (get_default_value): Simplify.
5970 (likely_value): Likewise.
5971 (surely_varying_stmt_p): Properly handle VOP case.
5972 (ccp_initialize): Likewise.
5973 (ccp_fold): Handle propagating through *&.
5974 (fold_const_aggregate_ref): Also handle decls.
5976 2009-03-28 Jan Hubicka <jh@suse.cz>
5978 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5979 * cgraph.h (cgraph_node): Likewise.
5980 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5981 (cgraph_reset_node): Use process flag.
5982 (cgraph_mark_functions_to_output): Likewise.
5983 (cgraph_expand_function): Likewise.
5984 (cgraph_expand_all_functions): Likewise.
5985 (cgraph_output_in_order): Likewise.
5986 * dwarf2out.c (reference_to_unused): Likewise.
5987 * passes.c do_per_function_toporder): Likewise.
5989 2009-03-28 Jan Hubicka <jh@suse.cz>
5991 Bring from lto-branch:
5993 2008-09-03 Doug Kwan <dougkwan@google.com>
5995 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5996 enums instead of reason strings.
5997 * cgraph.c (cgraph_create_edge): Same.
5998 (cgraph_inline_failed_string): New function.
5999 * cgraph.h (cgraph_inline_failed_t): New enum type.
6000 (cgraph_inline_failed_string): New prototype.
6001 (struct cgraph_edge): Change type of INLINED_FAILED from constant
6002 char pointer to cgraph_inline_failed_t.
6003 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
6004 (cgraph_default_inline_p): Ditto.
6005 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
6006 to cgraph_inline_failed_t pointer.
6007 * cif-code.def: New file.
6008 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
6010 (cgraph_check_inline_limits): Change type of REASON to pointer to
6011 cgraph_inline_failed_t. Replace reason strings with enums.
6012 (cgraph_default_inline_p): Ditto.
6013 (cgraph_recursive_inlining_p): Ditto.
6014 (update_caller_keys): Change type of FAILED_REASON to
6015 cgraph_inline_failed_t.
6016 (cgraph_set_inline_failed): Change type of REASON to pointer to
6017 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
6018 convert enums to strings for text output.
6019 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
6020 to be of type cgraph_inline_failed_t. Replace reason strings with
6021 enums. Call cgraph_inline_failed_string to covert enums
6022 to strings for text output.
6023 (cgraph_decide_inlining): Replace reason strings with enums.
6024 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
6025 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
6027 * tree-inline.c (expand_call_inline): Change type of REASON
6028 to cgraph_inline_failed_t. Replace reason strings with enums.
6029 Call cgraph_inline_failed_string for text output.
6030 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
6033 2009-03-28 Jan Hubicka <jh@suse.cz>
6035 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
6036 cgraph_clone_node): Remove master clone handling.
6037 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6038 * cgraph.h (master_clone): Remove.
6039 (cgraph_is_master_clone, cgraph_master_clone): Remove.
6040 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
6041 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
6043 2009-03-28 Jan Hubicka <jh@suse.cz>
6045 * cgraph.c (cgraph_function_body_availability): Functions declared
6046 inline are always safe to assume that it is not going to be replaced.
6048 2009-03-28 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/38513
6051 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6052 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6053 EXC_PTR_EXPR and FILTER_EXPR.
6054 (get_ref_from_reference_ops): Likewise.
6056 2009-03-28 Richard Guenther <rguenther@suse.de>
6058 PR tree-optimization/38968
6059 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6060 Use FLOOR_MOD_EXPR to compute misalignment.
6062 2009-03-28 Richard Guenther <rguenther@suse.de>
6064 PR tree-optimization/37795
6065 * tree.h (combine_comparisons): Declare.
6066 * fold-const.c (combine_comparisons): Export.
6067 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6069 (ifcombine_iforif): Use combine_comparisons.
6071 2009-03-28 Jan Hubicka <jh@suse.cz>
6073 * tree-eh.c (inlinable_call_p): New function.
6074 (make_eh_edges): Use it.
6075 (verify_eh_edges): Use it.
6076 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6077 * except.c (reachable_next_level): Add inlinable_function argument
6078 (sjlj_find_directly_reachable_regions): Update.
6079 (add_reachable_handler): Do not set saw_any_handlers.
6080 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6081 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6082 Add new inlinable call parameter.
6083 (can_throw_internal, can_throw_external): Update.
6084 * except.h (can_throw_internal_1, can_throw_external_1,
6085 foreach_reachable_handler): Update declaration.
6087 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6089 * config/arm/t-arm-coff, config/h8300/coff.h,
6090 config/i386/i386-aout.h, config/i386/i386-coff.h,
6091 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6092 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6093 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6094 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6095 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6096 sys-types.h: Remove.
6097 * Makefile.in: Remove protoize and fixproto support and references
6099 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6100 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6102 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6103 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6104 unprotoize$(exeext).
6105 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6106 (.PHONY): Don't depend on proto.
6107 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6108 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6109 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6110 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6111 build/gen-protos.o, build/scan.o, xsys-protos.h,
6112 build/fix-header$(build_exeext), build/fix-header.o,
6113 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6114 stmp-install-fixproto): Remove.
6115 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6116 SYSCALLS.c or fixproto files.
6117 (install-common): Don't install protoize.
6118 (install-headers-tar, install-headers-cpio, install-headers-cp):
6119 Don't depend on $(STMP_FIXPROTO).
6120 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6121 install fixproto files or write out fixproto settings.
6122 (uninstall): Don't uninstall protoize.
6123 * config.gcc (use_fixproto): Remove.
6124 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6125 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6126 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6127 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6128 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6129 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6130 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6131 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6132 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6133 * config/t-vxworks (STMP_FIXPROTO): Remove.
6134 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6135 STMP_FIXPROTO): Remove.
6136 * config.in, configure: Regenerate.
6137 * crtstuff.c (gid_t, uid_t): Don't undefine.
6138 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6139 (arm-*-coff, arm-*-aout: Remove target entries.
6140 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6141 Remove mention of AIX 4.1.
6142 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6143 * doc/invoke.texi (Running Protoize): Remove.
6144 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6145 (Protoize Caveats): Remove.
6146 * tsystem.h: Update comments on headers assumed to exist.
6148 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6150 * genautomata.c: Add a new year to the copyright. Add a new
6152 (struct insn_reserv_decl): Add comments for member bypass_list.
6153 (find_bypass): Remove.
6154 (insert_bypass): New.
6155 (process_decls): Use insert_bypass.
6156 (output_internal_insn_latency_func): Output all bypasses with the
6157 same input insn in one switch case.
6159 * rtl.def (define_bypass): Describe bypass choice.
6160 * doc/md.texi (define_bypass): Ditto.
6162 2009-03-27 Richard Guenther <rguenther@suse.de>
6164 * gimplify.c (mark_addressable): Export.
6165 * tree-flow.h (mark_addressable): Declare.
6166 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6167 * tree-ssa.c (verify_phi_args): Verify that address taken
6168 variables have TREE_ADDRESSABLE set.
6170 2009-03-27 Richard Guenther <rguenther@suse.de>
6172 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6173 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6174 Do not mark decls TREE_ADDRESSABLE.
6175 (build_fold_addr_expr): Adjust.
6176 (fold_addr_expr): Remove.
6177 (fold_unary): Use build_fold_addr_expr.
6178 (fold_comparison): Likewise.
6179 (split_address_to_core_and_offset): Likewise.
6180 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6182 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6183 (gimplify_modify_expr_to_memcpy): Mark source and destination
6185 * omp-low.c (create_omp_child_function): Mark the object decl
6187 (lower_rec_input_clauses): Mark the var we take the address of
6189 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6191 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6194 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6195 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6197 2009-03-27 Richard Guenther <rguenther@suse.de>
6199 PR tree-optimization/39120
6200 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6202 (handle_lhs_call): Process return constraints. Add escape
6203 constraints if necessary.
6204 (handle_const_call): Fill out return constraints. Make nested
6205 case more precise. Avoid consttmp if possible.
6206 (handle_pure_call): Fill out return constraints. Avoid
6207 callused if possible.
6208 (find_func_aliases): Simplify call handling.
6210 2009-03-27 Richard Guenther <rguenther@suse.de>
6212 PR tree-optimization/39120
6213 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6214 as a representative.
6215 (solve_graph): Do propagate CALLUSED.
6216 (handle_pure_call): Use a scalar constraint from CALLUSED for
6218 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6221 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6224 * c-common.c (handle_aligned_attribute): Properly check alignment
6225 overflow. Use (1U << i) instead of (1 << i).
6227 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6229 * expr.h (get_mem_align_offset): Updated.
6231 * tree.h (tree_decl_common): Change align to "unsigned int" and
6232 move it before pointer_alias_set.
6234 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6235 Jakub Jelinek <jakub@redhat.com>
6238 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6239 gr_register_operand with gr_reg_or_0_operand.
6240 (cmpxchg_rel_di): Likewise.
6241 (sync_lock_test_and_set<mode>): Likewise.
6243 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6245 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6246 (true_regnum): Likewise.
6248 * rtlanal.c (subreg_info): Moved to ...
6249 * rtl.h (subreg_info): Here. New.
6250 (subreg_get_info): New.
6252 * rtlanal.c (subreg_get_info): Make it extern.
6254 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6257 * config/i386/i386.c (ix86_abi): New.
6258 (override_options): Handle -mabi=.
6259 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6260 (ix86_call_abi_override): Likewise.
6261 (init_cumulative_args): Likewise.
6262 (function_arg_advance): Likewise.
6263 (function_arg_64): Likewise.
6264 (function_arg): Likewise.
6265 (ix86_pass_by_reference): Likewise.
6266 (ix86_function_value_regno_p): Likewise.
6267 (ix86_build_builtin_va_list_abi): Likewise.
6268 (setup_incoming_varargs_64): Likewise.
6269 (is_va_list_char_pointer): Likewise.
6270 (ix86_init_machine_status): Likewise.
6271 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6272 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6273 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6274 (ix86_function_abi): Make it static and return enum calling_abi.
6275 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6277 (ix86_fn_abi_va_list): Updated.
6279 * config/i386/i386.h (ix86_abi): New.
6280 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6281 (CONDITIONAL_REGISTER_USAGE): Likewise.
6282 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6283 (machine_function): Likewise.
6285 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6287 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6288 (STACK_BOUNDARY): Likewise.
6289 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6291 * config/i386/i386.opt (mabi=): New.
6293 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6294 return enum calling_abi.
6295 (ix86_function_type_abi): Likewise.
6296 (ix86_function_abi): Removed.
6298 * doc/invoke.texi: Document -mabi= option for x86.
6300 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6302 * builtins.c (real_dconstp): Delete.
6303 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6305 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6306 Jakub Jelinek <jakub@redhat.com>
6309 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6310 (gen_subprogram_die): When a function is explicit, generate the
6311 DW_AT_explicit attribute.
6312 * langhooks.h (struct lang_hooks_for_decls): Add
6313 function_decl_explicit_p langhook.
6314 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6315 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6317 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6319 * builtins.c (fold_builtin_memory_op): Optimize memmove
6320 into memcpy if we can prove source and destination don't overlap.
6322 * tree-inline.c: Include gt-tree-inline.h.
6323 (clone_fn_id_num): New variable.
6324 (clone_function_name): New function.
6325 (tree_function_versioning): Use it.
6326 * Makefile.in (GTFILES): Add tree-inline.c.
6328 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6330 * BASE-VER: Change to 4.5.0.
6332 2009-03-27 Xinliang David Li <davidxl@google.com>
6334 PR tree-optimization/39557
6335 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6337 2009-03-27 Xinliang David Li <davidxl@google.com>
6339 PR tree-optimization/39548
6340 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6343 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6345 * c-common.c (pointer_int_sum): Use %wd on return from
6348 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6350 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6351 on return from tree_low_cst.
6353 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6356 * ginclude/stdarg.h (va_copy): Define also for
6357 __GXX_EXPERIMENTAL_CXX0X__.
6359 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6362 * builtins.h (c_strlen): Do not warn here.
6363 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6364 * c-common.c (pointer_int_sum): Take an explicit location.
6365 Warn about offsets out of bounds.
6366 * c-common.h (pointer_int_sum): Adjust declaration.
6368 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6370 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6373 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6376 * opts.c (warn_if_disallowed_function_p): Don't assume
6377 get_callee_fndecl must return non-NULL.
6379 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6381 PR rtl-optimization/39522
6382 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6383 when reg_reloaded_valid is set.
6385 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6387 * config/spu/divv2df3.c: New file.
6388 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6389 (DPBIT_FUNCS): Filter out _div_df.
6391 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6393 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6394 a jump insn, count that jump in the distance to the loop start.
6396 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6399 * config/sh/sh.c (calc_live_regs): Fix condition for global
6400 registers except PIC_OFFSET_TABLE_REGNUM.
6402 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6405 * doc/invoke.texi (-mconsole): New.
6409 (-mnop-fun-dllimport): New.
6413 (sub section "i386 and x86-64 Windows Options"): New.
6415 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6417 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6418 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6420 2009-03-25 Richard Guenther <rguenther@suse.de>
6423 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6426 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6428 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6429 neither of haifa/selective schedulers are working.
6431 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6433 * doc/invoke.texi (Debugging Options): Fix description of
6434 -fno-merge-debug-strings.
6436 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6438 * config/cris/libgcc.ver: New version-script.
6439 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6441 * configure.ac <GAS features, nop mnemonic>: Add pattern
6442 crisv32-*-* for "nop".
6443 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6444 * configure: Regenerate.
6446 2009-03-24 Ira Rosen <irar@il.ibm.com>
6448 PR tree-optimization/39529
6449 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6450 mark_sym_for_renaming for the tag copied to the new vector
6453 2009-03-24 Arthur Loiret <aloiret@debian.org>
6455 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6456 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6457 EXTRA_SPEC_FUNCTIONS.
6458 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6459 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6460 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6461 -march and -mtune options.
6463 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6465 * config/m68k/t-rtems: Add m5329 multilib.
6467 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6468 Jakub Jelinek <jakub@redhat.com>
6471 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6474 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6477 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6478 instead of c_parser_expression_conv, if original_code isn't one of the
6479 4 allowed comparison codes, fail.
6481 2009-03-23 Richard Guenther <rguenther@suse.de>
6483 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6484 * tree.h (struct tree_type): Likewise.
6485 * reload.h (struct insn_chain): Likewise.
6486 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6487 * function.h (struct function): Likewise.
6488 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6490 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6492 PR tree-optimization/39516
6493 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6495 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6497 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6498 should be set true if BITS_PER_WORD of target is bigger than 32
6500 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6502 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6503 Translate -B-options to -rpath-link. Correct existing
6504 rpath-link and conditionalize on !nostdlib.
6506 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6508 * doc/extend.texi (Function Attributes, Variable Attributes):
6510 * doc/invoke.texi (Debugging Options, Optimize Options)
6511 (i386 and x86-64 Options, MCore Options): Likewise.
6513 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6516 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6517 it for block local namespace aliases.
6518 (gen_decl_die): Pass context_die to gen_namespace_die.
6520 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6523 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6524 minimum or maximum value.
6526 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6528 * reginfo.c (globalize_reg): Recompute derived reg sets.
6530 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6533 * libgcc2.c (mprotect): Do not use signed arguments for
6534 VirtualProtect, use DWORD arguments. Also fix the 'may
6535 be used uninitialized' warning for the np variable.
6537 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6540 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6541 functions using regparm calling conventions when not optimizing.
6542 (ix86_function_sseregparm): Similarly for sseregparm calling
6545 2009-03-19 Li Feng <nemokingdom@gmail.com>
6548 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6549 dependence if the first conflict is after niter iterations.
6551 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6554 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6555 functions with dynamic stack-pointer adjustments.
6557 2009-03-19 Ben Elliston <bje@au.ibm.com>
6559 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6560 option; change to -msdata=data.
6562 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6564 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6567 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6570 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6572 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6574 * doc/invoke.texi (Code Gen Options): Expand discussion of
6577 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6579 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6580 * matrix-reorg.c (struct matrix_info): Likewise.
6581 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6582 * rtl.h (struct mem_attrs): Likewise.
6583 * df.h (struct df): Likewise.
6584 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6585 * ira-int.h (struct ira_allocno): Likewise.
6586 * df-scan.c (struct df_collection_rec): Likewise.
6587 * ira.c (struct equivalence): Likewise.
6588 * function.c (struct temp_slot): Likewise.
6589 * cfgloop.h (struct loop): Likewise.
6592 * function.c (use_register_for_decl): When not optimizing, disregard
6593 register keyword for variables with types containing methods.
6595 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6598 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6599 (is_simple_operand): Call contains_component_ref_p before calling data
6600 reference analysis that would fail on COMPONENT_REFs.
6602 * tree-vrp.c (search_for_addr_array): Fix formatting.
6604 2009-03-18 Richard Guenther <rguenther@suse.de>
6606 * tree-vect-transform.c (vect_loop_versioning): Fold the
6607 generated comparisons.
6608 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6609 (slpeel_tree_peel_loop_to_edge): Likewise.
6611 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6614 * opts.c (print_specific_help): In addition to `undocumented',
6615 accept `separate' and `joined' flags if passed alone. Describe
6616 output by the first matched one of those.
6617 (common_handle_option): Skip over empty strings.
6618 * gcc.c (display_help): Fix help string for `--help='.
6619 * doc/invoke.texi (Option Summary, Overall Options): With
6620 `--help=', classes and qualifiers can both be repeated, but
6621 only the latter can be negated. One should not pass only
6622 negated qualifiers. Fix markup and examples.
6625 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6627 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6628 and -fhelp=separate.
6630 2009-03-17 Jing Yu <jingyu@google.com>
6633 * function.h (struct rtl_data): Move is_thunk from here...
6634 (struct function): ...to here.
6635 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6636 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6638 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6640 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6641 (alpha_output_function_end_prologue): Likewise.
6642 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6643 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6644 (rs6000_output_function_epilogue): Likewise.
6645 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6647 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6650 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6651 from different units in a single alternative.
6652 (*truncdfsf_i387): Ditto.
6653 (*truncxfsf2_mixed): Ditto.
6654 (*truncxfdf2_mixed): Ditto.
6656 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6658 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6659 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6662 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6663 unused non-artificial variables when not optimizing.
6666 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6667 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6668 NAMESPACE_DECL in its DECL_INITIAL.
6671 * optabs.c (set_user_assembler_libfunc): New function.
6672 * expr.h (set_user_assembler_libfunc): New prototype.
6673 * c-common.c: Include libfuncs.h.
6674 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6675 for memcmp, memset, memcpy, memmove and abort.
6676 * Makefile.in (c-common.o): Depend on libfuncs.h.
6679 * dwarf2out.c (gen_inlined_enumeration_type_die,
6680 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6681 gen_tagged_type_instantiation_die): Removed.
6682 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6685 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6688 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6690 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6691 (check-parallel-%): Ditto.
6692 (check-consistency): Ditto.
6694 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6696 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6697 local variable rhs by NULL_TREE.
6699 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6702 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6704 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6707 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6709 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6712 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6713 for ms->sysv ABI calls only in 64bit mode.
6715 * config/i386/i386.md (untyped_call): Support 32bit.
6717 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6719 * doc/extend.texi: Replace x86_65 with x86_64.
6721 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6723 PR tree-optimization/39455
6724 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6725 mismatches for POINTER_TYPE_P (type).
6726 (number_of_iterations_le): Likewise.
6728 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6730 * config/picochip/picochip.c: Removed profiling support.
6731 * config/picochip/picochip.md: Removed profiling instruction.
6732 * config/picochip/picochip.h: Removed profiling builtin.
6734 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6736 * doc/install.texi (--with-host-libstdcxx): Document.
6738 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6741 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6742 generate a warning if the function name does not begin with
6743 "__vector" and the function has either the 'signal' or 'interrupt'
6744 attribute, from here to ...
6745 (avr_declare_function_name): ...here. New function.
6746 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6747 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6749 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6752 * cse.c (fold_rtx): Don't modify original const_arg1 when
6753 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6754 separate variable instead.
6755 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6756 from out of range shift counts.
6757 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6759 2009-03-13 Catherine Moore <clm@codesourcery.com>
6761 * config/i386/x-mingw32 (host-mingw32.o): Replace
6762 diagnostic.h with $(DIAGNOSTIC_H).
6764 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6767 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6769 * config/i386/sync.md (sync_compare_and_swap<mode>,
6770 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6771 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6773 (sync_double_compare_and_swapdi_pic,
6774 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6775 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6777 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6780 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6782 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6785 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6786 (avx_addsubv4df3): Likewise.
6787 (*avx_addsubv4sf3): Likewise.
6788 (sse3_addsubv4sf3): Likewise.
6790 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6793 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6795 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6798 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6799 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6800 registers for allocnos created from user-defined variables.
6802 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6805 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6806 of non-integer mode as well.
6808 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6810 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6811 for functions for which the parameter types are unknown.
6813 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6816 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6817 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6818 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6819 * config/i386/i386.c (ix86_local_alignment): For
6820 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6821 long long variables on the stack to avoid dynamic realignment.
6822 Allow the first argument to be a decl rather than type.
6823 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6825 2009-03-11 Nick Clifton <nickc@redhat.com>
6828 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6830 Add description to mno-lsim option.
6831 * config/mcore/mcore.h: Remove comment about deprecated m4align
6833 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6834 * doc/invoke.texi: Add description of mno-lsim and
6835 mstack-increment options.
6837 * config/fr30/fr30.opt: Document the -mno-lsim option.
6838 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6839 and -mno-lsim options.
6841 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6843 * fold-const.c (fold_comparison): Only call fold_inf_compare
6844 if the mode supports infinities.
6846 2009-03-11 Jason Merrill <jason@redhat.com>
6849 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6850 end already did. Notice GIMPLE_CALL modifications of the result.
6851 Don't copy debug information from an ignored decl or a decl from
6854 2009-03-10 Richard Guenther <rguenther@suse.de>
6855 Nathan Froyd <froydnj@codesourcery.com>
6858 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6859 (__divMODE3): Likewise.
6861 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6863 PR tree-optimization/39394
6864 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6865 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6867 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6869 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6870 inline asms for register asm ("") declarations.
6872 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6874 * fold-const.c (fold_unary): Fix comment.
6876 2009-03-07 Jan Hubicka <jh@suse.cz>
6879 * tree-inline.c (setup_one_parameter): Do replacement of const
6880 argument by constant in SSA form.
6882 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6885 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6886 determine alignment passed to assign_stack_local.
6887 (assign_parms_unsplit_complex): Likewise.
6888 * except.c (sjlj_build_landing_pads): Likewise.
6890 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6893 * tree-flow.h (add_referenced_var): Return bool instead of void.
6894 * tree-dfa.c (add_referenced_var): Return result of
6895 referenced_var_check_and_insert call.
6896 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6897 of referenced_var_check_and_insert.
6900 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6901 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6902 DIE, don't emit it if abstract origin already has it.
6903 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6904 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6906 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6908 * genpreds.c (needs_variable): Fix parentheses at variable name
6910 (write_tm_constrs_h): Indent generated code.
6912 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6914 * doc/extend.texi (Function Attributes): Add documentation
6917 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6920 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6921 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6923 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6925 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6928 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6931 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6932 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6934 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6936 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6937 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6938 constants instead of magic numbers.
6939 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6941 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6942 (x86_64_ms_abi_int_parameter_registers): Ditto.
6943 (x86_64_int_return_registers): Ditto.
6944 (ix86_maybe_switch_abi): Ditto.
6945 (ix86_expand_call): Ditto for clobbered_registers array.
6946 (ix86_hard_regno_mode_ok): Ditto.
6947 (x86_extended_QIreg_mentioned_p): Ditto.
6949 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6951 PR tree-optimization/39349
6952 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6954 * combine.c (gen_lowpart_for_combine): Use omode when generating
6957 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6959 PR rtl-optimization/39235
6960 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6962 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6964 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6966 2009-03-04 Richard Guenther <rguenther@suse.de>
6968 PR tree-optimization/39362
6969 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6970 that occur in abnormal PHIs should be varying.
6972 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6974 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6976 (simple_iv): Take loop as an argument instead of statement.
6977 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6978 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6980 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6982 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6983 * matrix-reorg.c (analyze_transpose): Ditto.
6984 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6985 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6986 * tree-predcom.c (ref_at_iteration): Ditto.
6987 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6989 2009-03-04 Richard Guenther <rguenther@suse.de>
6991 PR tree-optimization/39358
6992 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6993 escaped_id and callused_id.
6994 (solve_graph): Likewise.
6996 2009-03-04 Richard Guenther <rguenther@suse.de>
6998 PR tree-optimization/39339
6999 * tree-sra.c (try_instantiate_multiple_fields): Make it
7000 no longer ICE on the above.
7002 2009-03-03 Joseph Myers <joseph@codesourcery.com>
7004 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
7005 that fits within Pmode.
7007 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7010 * tm.texi (LIBCALL_VALUE): Update description.
7012 2009-03-03 Steve Ellcey <sje@cup.hp.com>
7015 * doc/extend.texi (section): Update description.
7017 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
7020 * tree-inline.c (remapped_type): New.
7021 (can_be_nonlocal): Call remapped_type instead of remap_type.
7023 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7026 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
7027 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
7029 2009-03-03 Richard Guenther <rguenther@suse.de>
7032 * tree.c (tree_nonartificial_location): New function.
7033 * tree.h (tree_nonartificial_location): Declare.
7034 * builtins.c (expand_builtin_memory_chk): Provide location
7035 of the call location for artificial function pieces.
7036 (maybe_emit_chk_warning): Likewise.
7037 (maybe_emit_sprintf_chk_warning): Likewise.
7038 (maybe_emit_free_warning): Likewise.
7039 * expr.c (expand_expr_real_1): Likewise.
7041 2009-03-03 Jakub Jelinek <jakub@redhat.com>
7043 PR tree-optimization/39343
7044 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
7045 COMPONENT_REF t has ARRAY_TYPE.
7047 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7050 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7051 when the type precision of the induction variable should be
7052 larger than the type precision of nit.
7053 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7054 * graphite.c (graphite_loop_normal_form): Same.
7055 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7057 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7059 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7060 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7061 numbers to describe clobbered registers.
7062 (*call_value_0_rex64_ms_sysv): Ditto.
7063 * config/i386/mmx.md (mmx_emms): Ditto.
7066 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7068 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7071 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7073 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7074 (spu_section_type_flags): New function.
7076 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7078 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7079 reg_class_contents of FLOAT_REGS into a temporary.
7081 2009-03-02 Richard Guenther <rguenther@suse.de>
7082 Ira Rosen <irar@il.ibm.com>
7084 PR tree-optimization/39318
7085 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7086 information to the vectorized statement.
7088 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7090 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7091 variable. Use defined names instead of magic constants for REX SSE
7094 2009-03-01 Richard Guenther <rguenther@suse.de>
7096 PR tree-optimization/39331
7097 * omp-low.c (lower_send_shared_vars): Do not receive new
7098 values for the reference of DECL_BY_REFERENCE parms or results.
7100 2009-03-01 Jan Hubicka <jh@suse.cz>
7103 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7104 BLOCK_NONLOCALIZED_VAR): New macros.
7105 (tree_block): Add nonlocalized_vars.
7106 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7107 gen_decl_die): Add origin argument. Allow generation of die with
7108 origin at hand only.
7109 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7110 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7112 (gen_block_die): Fix checking for unused blocks.
7113 (process_scope_var): Break out from .... ; work with origins only.
7114 (decls_for_scope) ... here; process nonlocalized list.
7115 (dwarf2out_ignore_block): Look for nonlocalized vars.
7116 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7118 (dump_scope_block): Dump them.
7119 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7120 (remap_block): Likewise.
7121 (can_be_nonlocal): New predicate.
7122 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7124 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7126 * configure: Regenerate.
7128 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7130 * optc-gen.awk: No need to duplicate option flags twice.
7131 Reuse help texts for duplicate options which do not have any.
7133 * gcc.c (display_help): Document --version.
7135 * gcc.c (main): If print_help_list and verbose_flag, ensure
7136 driver output comes before subprocess output.
7138 * optc-gen.awk: Assign all remaining fields to help string,
7139 space-separated, for multi-line help in *.opt.
7141 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7142 -Wno-pedantic-ms-format is for MinGW targets only.
7144 * doc/options.texi (Option file format): Fix bad indentation,
7145 restoring dropped sentence.
7147 2009-02-28 Jan Hubicka <jh@suse.cz>
7149 * tree-inline.c (tree_function_versioning): Output debug info.
7151 2009-02-28 Jan Hubicka <jh@suse.cz>
7154 * tree-inline.c (setup_one_parameter): Do not copy propagate
7155 arguments when not optimizing.
7157 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7160 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7161 (avx_addsubv4df3): Likewise.
7162 (*avx_addsubv4sf3): Likewise.
7163 (sse3_addsubv4sf3): Likewise.
7164 (*avx_addsubv2df3): Likewise.
7165 (sse3_addsubv2df3): Likewise.
7166 (avx_unpckhps256): Correct item selectors.
7167 (avx_unpcklps256): Likewise.
7168 (avx_unpckhpd256): Likewise.
7169 (avx_unpcklpd256): Likewise.
7171 2009-02-28 Jan Hubicka <jh@suse.cz>
7173 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7175 (copy_arguments_for_versioning): If var is declared don't declare it.
7176 (tree_function_versioning): First setup substitutions and then copy
7179 2009-02-27 Jan Hubicka <jh@suse.cz>
7182 * cgraph.h (varpool_output_debug_info): Remove.
7183 * cgraphunit.c (varpool_output_debug_info): Remove.
7184 * dwarf2out.c (deferred_locations_struct): New struct
7185 (deferred_locations): New type.
7186 (deferred_locations_list): New static var.
7187 (deffer_location): New function.
7188 (gen_variable_die): Use it.
7189 (decls_for_scope): Output info on local static vars.
7190 (dwarf2out_finish): Process deferred locations.
7191 * varpool.c (varpool_output_debug_info): Remove.
7193 2009-02-27 Jan Hubicka <jh@suse.cz>
7196 * tree.h (TREE_PROTECTED): Fix comment.
7197 (BLOCK_HANDLER_BLOCK): Remove.
7198 (struct tree_block): Remove handler_block add body_block.
7199 (inlined_function_outer_scope_p): New.
7200 (is_body_block): Remove.
7201 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7202 * dwarf2out.c (is_inlined_entry_point): Remove.
7203 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7204 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7206 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7207 * gimplify.c (gimplify_expr): Gimplify body blocks.
7208 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7209 block with multiple subblocks.
7210 (dump_scope_block): Prettier output; dump more flags and info.
7211 (dump_scope_blocks): New.
7212 (remove_unused_locals): Use dump_scope_blocks.
7213 * tree-flow.h (dump_scope_blocks): Declare.
7214 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7215 * stmt.c (is_body_block): Remove.
7216 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7217 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7219 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7222 * graphite.c (graphite_loop_normal_form): Do not call
7223 number_of_iterations_exit from a gcc_assert.
7225 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7227 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7228 jumps if COND is NULL.
7229 (find_cond_jump): New function.
7230 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7231 * config/s390/s390.md: Remove z10_cobra attribute value.
7233 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7235 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7236 force_const_mem returns NULL_RTX.
7238 2009-02-26 Jan Hubicka <jh@suse.cz>
7241 * cgraph.h (varpool_output_debug_info): Remove.
7242 * cgraphunit.c (varpool_output_debug_info): Remove.
7243 * dwarf2out.c (deferred_locations_struct): New struct
7244 (deferred_locations): New type.
7245 (deferred_locations_list): New static var.
7246 (deffer_location): New function.
7247 (gen_variable_die): Use it.
7248 (decls_for_scope): Output info on local static vars.
7249 (dwarf2out_finish): Process deferred locations.
7250 * varpool.c (varpool_output_debug_info): Remove.
7252 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7254 PR rtl-optimization/39241
7255 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7256 to subreg_offset_representable_p.
7258 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7260 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7261 execute function prototype. Get f and nregs from max_reg_num
7262 and get_insns. Remove the first backward pass as it's dead,
7263 guard the forward pass by flag_expensive_optimizations.
7264 (rest_of_handle_regmove): Delete.
7265 (pass_regmove): Replace it with regmove_optimize.
7267 2009-02-25 Martin Jambor <mjambor@suse.cz>
7269 PR tree-optimization/39259
7270 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7271 calls_alloca function flags.
7272 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7275 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7277 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7278 flags_set_1_rtx, flags_set_1_set): Delete.
7279 (regmove_optimize): Do not call mark_flags_life_zones.
7281 2009-02-24 Julian Brown <julian@codesourcery.com>
7284 * config/arm/arm.c (require_pic_register): Only set
7285 cfun->machine->pic_reg once per function.
7287 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7289 * doc/invoke.texi (Link Options): Document an easier way to pass
7290 options that take arguments to the GNU linker using -Xlinker and -Wl.
7292 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7295 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7297 2009-02-24 Richard Guenther <rguenther@suse.de>
7300 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7302 2009-02-24 Richard Guenther <rguenther@suse.de>
7303 Zdenek Dvorak <ook@ucw.cz>
7305 PR tree-optimization/39233
7306 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7307 from converting them to a generic type.
7309 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7311 PR tree-optimization/39260
7312 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7313 contains a condition with a real type.
7314 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7316 2009-02-23 Jason Merrill <jason@redhat.com>
7319 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7320 narrowing_initializer_constant_valid_p.
7321 (narrowing_initializer_constant_valid_p): Don't return
7322 null_pointer_node for adding a pointer to itself.
7324 2009-02-23 Jan Hubicka <jh@suse.cz>
7327 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7330 2009-02-23 Jan Hubicka <jh@suse.cz>
7332 PR tree-optimization/37709
7333 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7334 * tree.h (block_ultimate_origin): Declare.
7335 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7336 * tree-ssa-live.c (remove_unused_scope_block_p):
7337 Eliminate blocks containig no instructions nor live variables nor
7339 (dump_scope_block): New function.
7340 (remove_unused_locals): Enable removal of dead blocks by default;
7341 enable dumping at TDF_DETAILS.
7343 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7345 * config/i386/i386.c (classify_argument): Don't allow COImode
7347 (function_arg_advance_32): Don't allow OImode.
7348 (function_arg_32): Likewise.
7349 (function_value_32): Likewise.
7350 (return_in_memory_32): Likewise.
7351 (function_arg_64): Remove OImode comment.
7353 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7356 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7357 ix86_expand_vector_set for V4DImode in 64bit mode only.
7358 (ix86_expand_vector_init_one_var): Likewise.
7360 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7362 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7364 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7367 * loop-iv.c: Revert last change.
7368 * emit-rtl.c: Likewise.
7370 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7373 * config/i386/i386.c (type_natural_mode): Remove an extra
7374 space in the warning message.
7375 (function_value_32): Handle 32-byte vector modes.
7376 (return_in_memory_32): Likewise.
7378 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7380 * loop-iv.c (truncate_value): New function.
7381 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7383 (lowpart_subreg): Move to...
7384 * emit-rtl.c: ...here.
7386 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7388 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7389 accidental and undocumented change at revision 140860.
7391 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7393 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7394 take gimple_seq * arguments.
7395 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7396 types_compatible_p langhook.
7398 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7399 Joseph Myers <joseph@codesourcery.com>
7401 * config/arm/arm.c (arm_builtin_va_list): New function.
7402 (arm_expand_builtin_va_start): Likewise.
7403 (arm_gimplify_va_arg_expr): Likewise.
7404 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7405 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7406 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7407 (va_list_type): New variable.
7408 (arm_mangle_type): Mangle va_list_type appropriately.
7410 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7413 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7414 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7415 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7416 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7417 parameter to 1000 for -O1 by default.
7418 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7420 * loop-invariant.c: Include params.h.
7421 (move_loop_invariants): Don't call move_single_loop_invariants on
7424 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7426 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7427 offset when calculating bounds for indexing stack_usage_map. Fixes
7428 a buffer overflow with certain target setups.
7430 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7433 * calls.c (expand_call): Clear try_tail_call if caller and callee
7434 disagree in promotion of function return value.
7436 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7439 * c-common.c (c_determine_visibility): If visibility changed and
7440 DECL_RTL has been already set, call make_decl_rtl to update symbol
7443 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7446 * varasm.c (assemble_variable): Don't check DECL_NAME when
7447 globalizing a variable.
7449 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7452 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7453 expression before any __builtin_trap call.
7454 * c-typeck.c (build_function_call): Convert and check function
7455 arguments before generating a call to a trap. Evaluate the
7456 function arguments before the trap.
7458 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7461 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7462 (UNSPEC_FXAM_MEM): New unspec.
7463 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7464 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7465 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7467 2009-02-19 Richard Guenther <rguenther@suse.de>
7469 PR tree-optimization/39207
7470 PR tree-optimization/39074
7471 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7472 storedanything_tree): New.
7473 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7474 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7475 (build_succ_graph): Add edges from STOREDANYTHING to all
7477 (init_base_vars): Initialize STOREDANYTHING.
7478 (compute_points_to_sets): Free substitution info after
7479 building the succ graph.
7480 (ipa_pta_execute): Likewise.
7482 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7484 (do_ds_constraint): Do not add to special var or non-pointer
7486 (type_could_have_pointers): Split out from ...
7487 (could_have_pointers): ... here. For arrays use the element type.
7488 (create_variable_info_for): Initialize may_have_pointers.
7489 (new_var_info): Likewise.
7490 (handle_lhs_call): Make the HEAP variable unknown-sized.
7491 (intra_create_variable_infos): Use a type with pointers for
7492 PARM_NOALIAS, make it unknown-sized.
7494 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7497 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7499 2009-02-18 Jason Merrill <jason@redhat.com>
7502 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7503 value if DECL_EXTERNAL.
7504 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7505 * target.h (gcc_target::binds_local_p): Clarify "module".
7506 * tree.h (TREE_PUBLIC): Clarify "module".
7508 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7511 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7512 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7514 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7517 * c.opt (Wabi): Support C and ObjC.
7520 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7522 * config/i386/i386.c (classify_argument): Warn once about the ABI
7523 change when passing union with long double.
7525 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7527 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7530 * c-parser.c (c_parser_compound_statement): Always enter and leave
7533 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7536 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7538 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7540 PR tree-optimization/36922
7541 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7542 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7545 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7547 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7550 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7552 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7554 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7556 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7559 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7560 Richard Sandiford <rdsandiford@googlemail.com>
7562 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7563 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7564 (loongson_biadd): ...this.
7566 2009-02-17 Richard Guenther <rguenther@suse.de>
7568 PR tree-optimization/39202
7569 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7570 a var make sure to follow existing collapses.
7572 2009-02-17 Richard Guenther <rguenther@suse.de>
7575 * langhooks.c (lhd_print_error_function): Check for NULL block.
7577 2009-02-17 Richard Guenther <rguenther@suse.de>
7579 PR tree-optimization/39204
7580 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7583 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7585 * config/soft-fp/double.h: Update from glibc CVS.
7587 2009-02-17 Richard Guenther <rguenther@suse.de>
7589 PR tree-optimization/39207
7590 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7591 strict-aliasing warnings for pointers pointing to NULL.
7593 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7596 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7597 skipping until next close brace.
7599 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7602 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7603 to function argument boundary.
7605 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7607 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7608 in the lea_add. Reload eventually constraints it properly.
7609 * config/picochip/constraints.md : Remove the target constraint
7610 "b", since it is not needed anymore.
7612 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7614 * gthr-dce.h: Uglify function parameter and local variable names.
7615 * gthr-gnat.h: Likewise.
7616 * gthr-mipssde.h: Likewise.
7617 * gthr-nks.h: Likewise.
7618 * gthr-posix95.h: Likewise.
7619 * gthr-posix.h: Likewise.
7620 * gthr-rtems.h: Likewise.
7621 * gthr-single.h: Likewise.
7622 * gthr-solaris.h: Likewise.
7623 * gthr-tpf.h: Likewise.
7624 * gthr-vxworks.h: Likewise.
7625 * gthr-win32.h: Likewise.
7627 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7630 * config/i386/i386.md: Restrict the new peephole2 to move
7631 between MMX/SSE registers.
7633 2009-02-15 Richard Guenther <rguenther@suse.de>
7636 2009-02-13 Richard Guenther <rguenther@suse.de>
7638 * configure.ac: Enable LFS.
7639 * configure: Re-generate.
7640 * config.in: Likewise.
7642 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7644 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7645 spu_srqwbyte, spu_srqwbytebc): Define.
7646 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7647 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7648 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7649 "shrqby_<mode>"): New insn-and-split patterns.
7650 * config/spu/spu.c (expand_builtin_args): Determine and return
7651 number of operands using spu_builtin_description data.
7652 (spu_expand_builtin_1): Use it.
7654 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7657 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7660 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7663 * config/i386/i386.c (override_options): Correct warning
7664 messages for -malign-loops, -malign-jumps and -malign-functions.
7666 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7669 * config/i386/i386.md: Restrict the new peephole2 to move
7670 between the general purpose registers.
7672 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7675 * config/i386/i386.c (type_natural_mode): Add a new argument.
7676 Return the original mode and warn ABI change if vector size is 32byte.
7677 (function_arg_advance): Updated.
7678 (function_arg): Likewise.
7679 (ix86_function_value): Likewise.
7680 (ix86_return_in_memory): Likewise.
7681 (ix86_sol10_return_in_memory): Likewise.
7682 (ix86_gimplify_va_arg): Likewise.
7683 (function_arg_32): Don't warn ABX ABI change here.
7684 (function_arg_64): Likewise.
7686 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7688 * loop-iv.c (implies_p): In the final case, test that operands 0
7689 of the two comparisons match.
7691 * config/bfin/bfin.c (find_prev_insn_start): New function.
7692 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7693 (find_next_insn_start): Move.
7695 2009-02-13 Richard Guenther <rguenther@suse.de>
7697 * configure.ac: Enable LFS.
7698 * configure: Re-generate.
7699 * config.in: Likewise.
7701 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7704 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7705 sizes on syntax error after some arguments have been parsed.
7707 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7709 * doc/invoke.texi (-fira): Remove.
7711 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7713 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7714 * recog.c: Likewise.
7717 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7719 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7720 (umul_ppmm): Likewise.
7721 (count_leading_zeros): Likewise.
7722 (count_trailing_zeros): Likewise.
7723 (UMUL_TIME): Likewise.
7725 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7727 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7728 soft-fp/t-softfp to tmake_file.
7730 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7731 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7732 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7733 IA64_BUILTIN_INFQ]: New.
7734 (ia64_init_builtins): Initialize __builtin_infq,
7735 __builtin_fabsq and __builtin_copysignq if not HPUX.
7736 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7737 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7739 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7741 (__fixtfti): Likewise.
7742 (__fixunstfti): Likewise.
7743 (__floattitf): Likewise.
7745 * config/ia64/libgcc-glibc.ver: New.
7746 * config/ia64/t-fprules-softfp: Likewise.
7747 * config/ia64/sfp-machine.h: Likewise.
7749 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7750 (LIBGCC2_TF_CEXT): Likewise.
7751 (TF_SIZE): Likewise.
7752 (TARGET_INIT_LIBFUNCS): Likewise.
7754 * config/ia64/t-glibc (SHLINB_MAPFILES):
7755 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7757 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7759 * config/i386/i386.c (construct_container): Rewrite processing
7760 BLKmode with X86_64_SSE_CLASS.
7762 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7765 * config/i386/i386.md: Replace simplify_replace_rtx with
7766 replace_rtx in the new peephole2.
7768 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7770 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7771 loop unrolling do not happen at -O2.
7773 2009-02-12 Michael Matz <matz@suse.de>
7775 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7777 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7779 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7782 2009-02-12 Ben Elliston <bje@au.ibm.com>
7784 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7785 patterns when updating the back chain. Missed in the 2009-02-10
7788 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7790 * doc/extend.texi (Decimal Floating Types): Update identifier of
7791 draft TR and list of missing support.
7793 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7796 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7797 bit to variable length decl's flags, add it also to its
7798 pointer replacement variable.
7800 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7801 Jakub Jelinek <jakub@redhat.com>
7804 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7805 (memory_blockage): New expander.
7806 (*memory_blockage): New insn pattern.
7807 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7808 instead of general blockage at the end of function prologue when
7809 frame pointer is used to access red zone area. Do not emit blockage
7810 when profiling, it is emitted in generic code.
7811 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7812 function epilogue when frame pointer is used to access red zone area.
7814 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7817 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7818 by arithmetic with memory operands.
7819 * config/i386/predicates.md (commutative_operator): New.
7821 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7823 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7826 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7828 * alias.h (record_alias_subset): Declare.
7829 * alias.c (record_alias_subset): Make global.
7831 2009-02-10 Nick Clifton <nickc@redhat.com>
7833 * tree-parloops.c: Change license to GPLv3.
7834 * ipa-struct-reorg.c: Change license to GPLv3.
7835 * ipa-struct-reorg.h: Change license to GPLv3.
7837 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7840 * c-decl.c (start_struct): Return NULL on error.
7842 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7845 * cfgloopmanip.c (remove_path): Call remove_bbs after
7846 cancel_loop_tree, not before it.
7849 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7850 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7851 VAR_DECLs were seen.
7852 * tree-ssa-live.c (remove_unused_locals): Recompute
7853 cfun->has_local_explicit_reg_vars.
7854 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7855 copies or clearings if cfun->has_local_explicit_reg_vars.
7857 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7860 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7861 of function prologue when frame pointer is used to access
7864 2009-02-10 Richard Guenther <rguenther@suse.de>
7867 * gimplify.c (gimple_regimplify_operands): Always look if
7868 we need to create a temporary.
7870 2009-02-10 Richard Guenther <rguenther@suse.de>
7872 PR tree-optimization/39132
7873 * tree-loop-distribution.c (todo): New global var.
7874 (generate_memset_zero): Trigger TODO_rebuild_alias.
7875 (tree_loop_distribution): Return todo.
7877 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7880 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7881 (x86_64_reg_class_name): Removed.
7882 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7883 first one isn't X86_64_SSE_CLASS or any other ones aren't
7884 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7885 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7886 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7887 and 3 X86_64_SSEUP_CLASS.
7888 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7889 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7891 2009-02-10 Ben Elliston <bje@au.ibm.com>
7893 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7894 form instruction to update the stack back chain word, even if the
7895 user has disabled the generation of update instructions.
7896 (movdi_<mode>_update_stack): New.
7897 (movsi_update_stack): Likewise.
7898 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7899 always use an update form instruction to update the stack back
7902 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7905 * graphite.c (if_region_set_false_region): After moving a region in
7906 the false branch of a condition, remove the empty dummy basic block.
7907 (gloog): Remove wrong fix for PR38953.
7909 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7911 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7912 generation due to implicit sign extension.
7914 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7917 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7918 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7920 2009-02-09 Richard Guenther <rguenther@suse.de>
7923 * convert.c (convert_to_real): Disable (float)fn((double)x)
7924 to fnf(x) conversion if errno differences may occur and
7925 -fmath-errno is set.
7927 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7929 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7930 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7931 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7933 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7936 * c-common.c (handle_alias_attribute): Disallow attribute for
7937 anything not a FUNCTION_DECL or VAR_DECL.
7939 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7942 * real.c (do_compare): Special-case compare of zero against
7943 decimal float value.
7945 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7948 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7949 as indicating flexible array members unless the field itself is
7950 being declarared as the incomplete array.
7952 2009-02-06 Jan Hubicka <jh@suse.cz>
7954 PR tree-optimization/38844
7955 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7958 2009-02-06 Richard Guenther <rguenther@suse.de>
7961 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7962 fork because we may expand it as __gcov_fork.
7964 2009-02-06 Nick Clifton <nickc@redhat.com>
7966 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7968 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7970 PR tree-optimization/35659
7971 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7972 vn_phi_eq): Shortcut if hashcode does not match.
7973 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7975 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7976 and avoid iterative_hash_expr.
7977 (FOR_EACH_VALUE_ID_IN_SET): New.
7978 (value_id_compare): Remove.
7979 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7980 sort expressions by value id.
7982 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7985 * config/sh/predicates.md (general_movsrc_operand): Don't check
7986 the subreg of system registers here.
7988 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7991 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7994 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7996 PR rtl-optimization/39110
7997 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7998 addresses, not aligned ones.
8000 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
8001 Richard Guenther <rguenther@suse.de>
8003 PR tree-optimization/39100
8004 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
8005 comment says and add edges.
8007 2009-02-05 Joseph Myers <joseph@codesourcery.com>
8010 * c-common.c (handle_tls_model_attribute): Ignore attribute for
8011 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
8013 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
8015 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
8016 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
8017 register_bb_in_sese, new_sese, free_sese): Moved.
8018 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
8019 outermost_loop_in_scop, build_scop_iteration_domain,
8020 expand_scalar_variables_ssa_name, get_vdef_before_scop,
8021 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
8022 Use loop_in_sese_p instead of loop_in_scop_p.
8023 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
8024 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
8025 (scopdet_basic_block_info): Fix bug in scop detection.
8026 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
8027 eq_loop_to_cloog_loop): Remove.
8028 (nb_loops_around_loop_in_scop, nb_loop
8029 ref_nb_loops): Moved here...
8030 * graphite.h (ref_nb_loops): ... from here.
8031 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
8032 (loop_domain_dim, loop_iteration_vector_dim): Remove.
8033 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
8034 * testsuite/gcc.dg/graphite/scop-19.c: New
8036 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
8037 Hans-Peter Nilsson <hp@axis.com>
8039 PR rtl-optimization/37889
8040 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
8041 Move offset handling from PLUS to before the switch. Use new
8042 arguments when considering SYMBOL_REFs too.
8043 (rtx_addr_can_trap_p): Pass dummy offset and size.
8044 (enum may_trap_p_flags): Remove.
8045 (may_trap_p_1): Pass size from MEM_SIZE.
8047 PR rtl-optimization/38921
8048 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8049 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8050 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8051 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8053 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8055 AVX Programming Reference (January, 2009)
8056 * config/i386/sse.md (*vpclmulqdq): New.
8058 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8060 PR tree-optimization/38977
8061 PR gcov-profile/38292
8062 * calls.c (special_function_p): Disregard __builtin_ prefix.
8064 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8066 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8067 non-indexable addresses even before reload.
8069 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8072 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8073 as having variable size. Do not give an error for unnamed
8074 parameters with [*] declarators. Give a warning for type names
8075 with [*] declarators and mark them as variable size.
8076 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8077 for sizeof applied to [*] type names.
8079 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8082 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8084 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8086 * gcc.c (process_command): Update copyright notice dates.
8087 * gcov.c (print_version): Likewise.
8088 * gcov-dump.c (print_version): Likewise.
8089 * mips-tfile.c (main): Likewise.
8090 * mips-tdump.c (main): Likewise.
8092 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8095 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8096 for composite type involving a zero-length array type.
8098 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8101 * function.c (match_asm_constraints_1): Skip over
8102 initial optional % in the constraint.
8105 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8106 supported, don't accept FIXED_CSTs.
8107 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8108 and _Sat is used without _Fract/_Accum. Set specs->type to
8109 integer_type_node for cts_fract/cts_accum if fixed point is not
8112 2009-02-02 Catherine Moore <clm@codesourcery.com>
8114 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8116 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8118 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8119 (ABI_HAS_64BIT_SYMBOLS): Use it.
8120 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8122 2009-02-02 Paul Brook <paul@codesourcery.com>
8124 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8126 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8129 * recog.h (asm_operand_ok): Add constraints argument.
8130 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8131 recurse on matching constraint.
8132 (check_asm_operands): Pass constraints as 3rd argument to
8133 asm_operand_ok. Don't look up matching constraint here.
8134 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8137 2009-02-02 Ben Elliston <bje@au.ibm.com>
8139 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8140 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8142 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8144 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8145 information. Remove some obsolete information. Reorganize.
8147 * config/pa/fptr.c: Revert license to GPL 2.
8148 * config/pa/milli64.S: Likewise.
8150 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8153 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8154 LIBRARY name in, instead of hard-coding it.
8155 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8156 extra target make frag to tmake_files according to EH model.
8157 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8158 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8159 frags that define makefile variable EH_MODEL appropriately.
8160 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8161 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8162 to "-sjlj" according to type of EH configured.
8163 (LIBGCC_SONAME): Concatenate it to shared library base name.
8164 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8165 to "_sjlj" according to type of EH configured.
8166 (LIBGCC_SONAME): Concatenate it to shared library base name.
8167 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8168 (SHLIB_LINK): Add missing semicolon to if-else construct.
8169 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8170 string value of "pe_dll" command-line option.
8171 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8172 (SHLIB_SONAME): Use it when overriding t-cygming default.
8173 (SHLIB_IMPLIB): Override t-cygming default.
8174 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8175 string value of "pe_dll" command-line option.
8177 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8180 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8181 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8183 2009-01-31 Richard Guenther <rguenther@suse.de>
8185 PR tree-optimization/38937
8186 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8187 computing the transitive closure.
8189 2009-01-30 Richard Guenther <rguenther@suse.de>
8191 PR tree-optimization/39041
8192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8193 Propagate variable indices only if the types match for this stmt.
8195 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8198 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8199 inline but never defined.
8201 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8203 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8204 (*insv_h_di_reg_extimm): New insn.
8205 (*insv_l<mode>_reg_extimm): New insn.
8207 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8209 * config/picochip/picochip.c (flag_conserve_stack): set
8210 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8211 fconserve-stack. Reduce call-overhead used by inliner.
8213 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8216 * common.opt (flag_conserve_stack): Initialised to zero.
8218 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8221 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8222 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8225 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8227 * ira-color.c (allocno_reload_assign): Update comments.
8228 * regmove.c (regmove_optimize): Likewise.
8232 2009-01-29 Robert Millan <rmh@aybabtu.com>
8234 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8235 * config/i386/kopensolaris-gnu.h: New file. Undefine
8236 `MD_UNWIND_SUPPORT'.
8237 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8239 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8241 PR tree-optimization/39007
8242 * tree-loop-distribution.c (generate_builtin): Use
8243 recompute_dominator to compute the immediate dominator of the
8244 basic block just after the loop.
8246 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8248 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8249 (ASM_OUTPUT_DWARF_PCREL): Define.
8251 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8253 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8254 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8255 global. Modify entries about regmove and IRA.
8257 * ra-conflict.c: Remove the file.
8259 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8261 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8262 (pass_regclass_init): Rename to pass_reginfo_init.
8264 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8266 * toplev.h (flag_ira): Remove.
8268 * caller-save.c (setup_save_areas): Remove flag_ira.
8270 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8272 * global.c: Remove the file.
8274 * opts.c (decode_options): Remove flag_ira.
8276 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8278 * regmove.c: Modify file description.
8279 (find_use_as_address, try_auto_increment): Define them only if
8280 AUTO_INC_DEC is defined.
8281 (replacement_quality, replace_in_call_usage, fixup_match_1,
8282 stable_and_no_regs_but_for_p): Remove.
8283 (reg_set_in_bb): Make it static.
8284 (regmove_optimize): Remove flag_ira and code which worked for
8287 * local-alloc.c: Remove the file.
8289 * common.opt (fira): Remove.
8291 * ira.c: Include except.h.
8292 (eliminable_regset): Move from global.c.
8293 (mark_elimination): Ditto. Remove flag_ira.
8294 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8295 equiv_mem_modified, validate_equiv_mem_from_store,
8296 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8297 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8298 no_equiv, recorded_label_ref): Move from local-alloc.c.
8299 (update_equiv_regs): Ditto. Make it static.
8300 (print_insn_chain, print_insn_chains): Move it from global.c.
8301 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8302 (build_insn_chain): Ditto. Make it static.
8303 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8304 Rename to init_live_subregs.
8305 (gate_ira): Remove flag_ira.
8307 * regclass.c: Rename reginfo.c. Change file description.
8308 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8309 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8310 (init_reg_sets_1): Remove code for evaluation of
8311 reg_class_superclasses and losing_caller_save_reg_set.
8312 (init_regs): Remove init_reg_autoinc.
8313 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8314 ok_for_base_p_nonstrict): Remove.
8315 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8316 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8317 corresponding entries.
8318 (dump_regclass, record_operand_costs, scan_one_insn,
8319 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8320 record_address_regs, auto_inc_dec_reg_p): Remove.
8321 (gt-regclass.h): Rename to gt-reginfo.h.
8323 * rtl.h (dump_global_regs, retry_global_alloc,
8324 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8326 * Makefile.in (RA_H): Remove.
8327 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8328 Rename regclass.o to reginfo.o.
8329 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8331 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8332 (GTFILES): Rename regclass.c to reginfo.c.
8334 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8335 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8337 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8338 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8340 (finish_spills): Ditto. Remove code for !flag_ira.
8342 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8345 * doc/invoke.texi (rtl debug options): Complete rewrite.
8346 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8348 * mode-switching.c (pass_mode_switching): Rename pass from
8349 "mode-sw" to "mode_sw".
8350 * except.c (pass_convert_to_eh_ranges): Rename pass from
8351 "eh-ranges" to "eh_ranges".
8352 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8356 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8357 Alexander Monakov <amonakov@ispras.ru>
8360 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8362 (move_exprs_to_boundary): Change return type and pass through
8363 should_move from move_op. Relax assert. Update usage ...
8364 (schedule_expr_on_boundary): ... here. Use should_move instead of
8366 (move_op_orig_expr_found): Indicate that insn was disconnected from
8368 (code_motion_process_successors): Do not call after_merge_succs
8369 callback if original expression was not found when traversing any of
8371 (code_motion_path_driver): Change return type. Update prototype.
8372 (move_op): Update comment. Add a new parameter (should_move). Update
8373 prototype. Set *should_move based on indication provided by
8374 move_op_orig_expr_found.
8376 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8378 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8379 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8380 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8381 * config/rs6000/rs6000.c (rs6000_override_options): Default
8382 avoid-indexed-addresses on for Power6, off for everything else.
8383 (avoiding_indexed_address_p): New function.
8384 (rs6000_legitimize_address): Use it.
8385 (rs6000_legitimate_address): Likewise.
8386 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8388 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8390 PR tree-optimization/38997
8391 * tree-loop-distribution.c (generate_memset_zero): Use
8392 POINTER_PLUS_EXPR for a pointer addition.
8394 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8396 * config/s390/s390.md (bswap<mode>2): New pattern added.
8398 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8400 * config/s390/s390.md (*tls_load_31): Added type attribute.
8402 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8404 * config/s390/s390.md: Fix a few comments.
8406 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8408 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8409 (*tm<mode>_full): Fixed z10prop attribute.
8410 (*tst<mode>_extimm): Fixed z10prop attribute.
8411 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8412 (*tstqiCCT_cconly): Fixed z10prop attribute.
8413 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8414 (*movsi_larl): Fixed z10prop attribute.
8415 (*movsi_zarch): Fixed z10prop attribute.
8416 (*movsi_eas): Fixed z10prop attribute.
8417 (*movhi): Fixed z10prop attribute.
8418 (*movqi): Fixed z10prop attribute.
8419 (*movstrictqi): Fixed z10prop attribute.
8420 (*mov<mode>): Fixed z10prop attribute.
8421 (*movcc): Fixed z10prop attribute.
8422 (*sethighpartdi_64): Fixed z10prop attribute.
8423 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8424 (*negdi2_sign_cc): Fixed z10prop attribute.
8425 (*negdi2_sign): Fixed z10prop attribute.
8426 (*absdi2_sign_cc): Fixed z10prop attribute.
8427 (*absdi2_sign): Fixed z10prop attribute.
8428 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8429 (*negabsdi2_sign): Fixed z10prop attribute.
8430 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8431 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8432 (doloop_si64): Fixed z10prop attribute.
8433 (doloop_si31): Fixed z10prop attribute.
8434 (doloop_long): Fixed z10prop attribute.
8435 (indirect_jump): Fixed z10prop attribute.
8436 (nop): Fixed z10prop attribute.
8437 (main_base_64): Fixed z10prop attribute.
8438 (reload_base_64): Fixed z10prop attribute.
8440 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8442 PR rtl-optimization/38740
8443 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8445 * config/mips/mips.c (mips_reorg): Likewise.
8447 2009-01-28 Richard Guenther <rguenther@suse.de>
8449 PR tree-optimization/38926
8450 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8451 with the correct value id to a value.
8452 (do_regular_insertion): Use the value number of edoubleprime
8453 for the value number of the expr.
8456 2008-08-21 Richard Guenther <rguenther@suse.de>
8458 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8459 a PHI ask VN if it is already available.
8460 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8461 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8463 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8466 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8467 set to varying whenever max has TREE_OVERFLOW set, similarly
8468 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8470 2009-01-28 Richard Guenther <rguenther@suse.de>
8473 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8474 uninitialized aggregate uses in call arguments.
8476 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8478 PR tree-optimization/38984
8479 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8480 the nothing_id variable if -fno-delete-null-pointer-checks.
8482 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8485 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8486 (set_got_offset_rex64): Ditto.
8488 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8491 * doc/extend.texi: Improve local variable with asm reg.
8493 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8495 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8496 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8497 was not supplied then set warn_packed_bitfield_compat to the
8499 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8502 2009-01-27 Richard Guenther <rguenther@suse.de>
8504 PR tree-optimization/38503
8505 * cfgexpand.c (expand_gimple_basic_block): Ignore
8506 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8507 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8508 variables that cannot have TBAA applied.
8509 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8512 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8515 * calls.c (initialize_argument_information): Do not wrap complex
8516 arguments in SAVE_EXPR.
8518 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8520 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8521 (INSTALL_LIBGCC): Revert typo commit.
8523 2009-01-26 Richard Guenther <rguenther@suse.de>
8525 PR tree-optimization/38745
8526 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8527 from special handling.
8529 2009-01-26 Richard Guenther <rguenther@suse.de>
8531 PR tree-optimization/38745
8532 * tree-ssa.c (execute_update_addresses_taken): Do not include
8533 variables that cannot possibly be a register in not_reg_needs.
8534 Do not clear TREE_ADDRESSABLE on vars that may not become
8536 * tree-ssa.c (update_alias_info_1): Include those in the set
8537 of addressable vars.
8539 2009-01-26 Richard Guenther <rguenther@suse.de>
8542 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8543 * tree-ssa-dse.c: Include langhooks.h
8544 (execute_simple_dse): Remove stores with zero size.
8546 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8549 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8552 2009-01-24 Julian Brown <julian@codesourcery.com>
8554 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8555 config/arm/linux-atomic.c.
8556 * config/arm/linux-atomic.c: New.
8558 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8560 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8561 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8562 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8564 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8567 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8570 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8572 PR tree-optimization/38953
8573 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8574 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8575 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8576 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8579 2009-01-24 Paul Brook <paul@codesourcery.com>
8581 * config/arm/neon.md (neon_type): Move to arm.md.
8582 (neon_mov<VSTRUCT>): Add neon_type attribute.
8583 * config/arm/arm.md (neon_type): Move to here.
8584 (conds): Add "unconditioal" and use as default for NEON insns.
8586 2009-01-24 Ben Elliston <bje@au.ibm.com>
8588 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8589 void *' warning from -Wc++-compat.
8590 * Makefile.in (dominance.o-warn): Remove.
8592 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8594 PR tree-optimization/38932
8595 * fold-const.c (fold_unary_ignore_overflow): New.
8596 * tree.h (fold_unary_ignore_overflow): Declare.
8597 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8598 * tree-ssa-sccvn.c (visit_reference_op_load,
8599 simplify_unary_expression): Likewise.
8601 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8603 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8604 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8605 regardless of their type.
8606 * c-common.c (handle_packed_attribute): Don't ignore packed on
8608 * c.opt (Wpacked-bitfield-compat): New warning option.
8609 * stor-layout.c (place_field): Warn if offset of a field changed.
8610 * doc/extend.texi (packed): Mention the ABI change.
8611 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8612 (Warning Options): Add it to the list.
8614 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8616 * c-opts.c (c_common_post_options): Fix a typo in comments.
8618 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8621 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8622 variables to static.
8623 * doc/invoke.texi (-fmerge-all-constants): Update description.
8625 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8628 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8629 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8631 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8633 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8635 (LOCAL_ALIGNMENT): Similarly.
8637 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8638 Joseph Myers <joseph@codesourcery.com>
8640 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8641 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8642 * config/arm/arm-tune.md: Regenerate.
8643 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8646 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8648 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8649 version number to five.
8651 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8654 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8655 * c-common.c (set_underlying_type): Likewise.
8656 (is_typedef_decl ): Likewise
8658 (set_underlying_type): Likewise.
8659 (is_typedef_type): Likewise.
8661 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8664 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8667 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8670 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8671 (LIBGCC_SPEC): Don't define.
8672 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8674 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8676 PR rtl-optimization/38879
8677 * alias.c (base_alias_check): Unaligned access via AND address can
8678 alias all surrounding object types except those with sizes equal
8679 or wider than the size of unaligned access.
8681 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8684 * c-decl.c (clone_underlying_type): Move this ...
8685 * c-common.c (set_underlying_type): ... here.
8686 Also, make sure the function properly sets TYPE_STUB_DECL() on
8687 the newly created typedef variant type.
8688 (is_typedef_decl ): New entry point.
8689 * tree.h: Added a new member member_types_needing_access_check to
8690 struct tree_decl_non_common.
8691 (set_underlying_type): New entry point.
8692 (is_typedef_type): Likewise.
8694 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8696 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8697 Check whether two instructions have memory references that
8698 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8699 are helper functions for traversing.
8700 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8701 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8702 not to draw dependency edge for instructions with non-conflicting
8705 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8708 * longlong.h: Update copyright years. Use soft-fp license notice.
8709 Sync __clz_tab declaration with glibc.
8711 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8714 * doc/extend.texi (syscall_linkage): New.
8715 (version_id): Modify.
8717 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8718 Richard Guenther <rguenther@suse.de>
8720 PR tree-optimization/38747
8721 PR tree-optimization/38748
8722 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8723 conversion if the base address is an indirect reference and the
8724 aliasing sets could cause issues.
8726 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8728 * common.opt (fgraphite, fgraphite-identity): Add comment for
8729 explaining why these options are not documented.
8731 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8733 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8734 gimple_call_lhs is NULL.
8736 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8739 * emit-rtl.c (adjust_address_1): Make sure memref is never
8742 2009-01-20 Ben Elliston <bje@au.ibm.com>
8744 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8745 const qualifier from arg parameter. Remove unnecessary cast to char *.
8746 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8747 const qualifier from arg 2.
8749 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8751 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8753 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8756 * rtl.h (reinit_regs): New prototype.
8757 * regclass.c: Include ira.h.
8759 * Makefile.in (regclass.o): Add ira.h.
8760 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8762 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8765 * c-common.c (handle_aligned_attribute): Use
8766 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8767 default alignment value.
8769 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8771 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8772 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8774 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8775 __BIGGEST_ALIGNMENT__.
8777 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8779 2009-01-18 Richard Guenther <rguenther@suse.de>
8781 PR tree-optimization/38819
8782 * tree-flow.h (operation_could_trap_helper_p): Declare.
8783 * tree-eh.c (operation_could_trap_helper_p): Export.
8784 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8785 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8786 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8787 are about to insert a possibly trapping instruction and fail
8790 2009-01-18 Andreas Schwab <schwab@suse.de>
8792 * doc/install.texi (Configuration): Remove obsolete paragraph
8793 about use of --with-gnu-ld with --with-gnu-as.
8795 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8797 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8798 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8799 Follow spelling conventions.
8801 2009-01-18 Ben Elliston <bje@au.ibm.com>
8803 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8804 C++ warning about implicit conversion from void * to struct
8806 (bitmap_obstack_free): Likewise for bitmap_element *.
8807 * Makefile.in (bitmap.o-warn): Remove.
8809 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8811 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8813 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8814 Tobias Grosser <tobi.grosser@amd.com>
8816 * graphite.c (graphite_trans_scop_block): Do not block single
8819 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8821 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8822 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8823 test with assertion.
8825 2009-01-16 Richard Guenther <rguenther@suse.de>
8827 PR tree-optimization/38835
8829 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8830 and INT + PTR -> (INT)(PTR p+ INT) folding.
8831 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8833 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8836 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8837 the subreg from a lowpart subreg if it is also casting the value.
8839 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8840 Tobias Grosser <tobi.grosser@amd.com>
8842 * graphite.c (compare_prefix_loops): New.
8843 (build_scop_canonical_schedules): Rewritten.
8844 (graphite_transform_loops): Move build_scop_canonical_schedules
8845 after build_scop_iteration_domain.
8847 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8848 Tobias Grosser <tobi.grosser@amd.com>
8850 * graphite.c (add_conditions_to_domain): Add the loops to
8851 the dimension of the iteration domain. Do copy the domain
8852 only when it exists.
8853 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8854 (add_conditions_to_constraints): New.
8855 (can_generate_code_stmt, can_generate_code): Removed.
8856 (gloog): Do not call can_generate_code.
8857 (graphite_transform_loops): Call add_conditions_to_constraints
8858 after building the iteration domain.
8860 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8862 PR tree-optimization/38789
8863 * tree-ssa-threadedge.c
8864 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8865 __builtin_constant_p.
8867 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8869 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8870 examined before deleting them.
8872 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8874 * function.c (aggregate_value_p): Correctly extract the function
8875 type from CALL_EXPR_FN lookup.
8877 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8879 * config/picochip/picochip.c (picochip_override_options): Revert
8880 CFI asm flag disable commited previously.
8882 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8883 Tobias Grosser <tobi.grosser@amd.com>
8884 Jan Sjodin <jan.sjodin@amd.com>
8886 * graphite.c (scan_tree_for_params): On substractions negate
8887 all the coefficients of the term.
8888 (clast_to_gcc_expression_red): New. Handle reduction expressions
8889 of more than two operands.
8890 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8891 (get_vdef_before_scop): Handle also the case of default definitions.
8893 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8895 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8896 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8897 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8899 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8900 Joey Ye <joey.ye@intel.com>
8903 * cfgexpand.c (expand_stack_alignment): Don't update stack
8904 boundary nor check incoming stack boundary here.
8905 (gimple_expand_cfg): Update stack boundary and check incoming
8906 stack boundary here.
8908 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8910 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8912 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8914 PR rtl-optimization/38245
8915 * calls.c (expand_call): Add stack arguments to
8916 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8917 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8918 in regs and partially in memory or BLKmode arguments.
8919 (emit_library_call_value_1): Add stack arguments to
8920 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8921 ACCUMULATE_OUTGOING_ARGS).
8922 * dce.c: Include tm_p.h.
8923 (find_call_stack_args): New function.
8924 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8926 (mark_insn): Call find_call_stack_args for CALL_Ps.
8927 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8928 forwards. Allocate and free arg_stores bitmap if needed, pass it
8929 down to deletable_insn_p, don't mark stores set in arg_stores
8930 bitmap, clear the bitmap at the beginning of each bb.
8931 * Makefile.in (dce.o): Depend on $(TM_P_H).
8933 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8936 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8937 to make sure the insn is a conditional test (bug 22599). Reformat a
8940 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8943 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8944 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8945 (gloog): Do not call cleanup_tree_cfg.
8946 (graphite_transform_loops): Call cleanup_tree_cfg after all
8947 scops have been code generated.
8949 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8950 * doc/gty.texi (Invoking the garbage collector): Added new node
8951 and section documenting ggc_collect.
8953 2009-01-14 Richard Guenther <rguenther@suse.de>
8955 PR tree-optimization/38826
8957 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8958 initialization notes only if we actually emitted a warning.
8959 (intra_create_variable_infos): Add constraints for a result decl
8960 that is passed by hidden reference.
8961 (build_pred_graph): Mark all related variables non-direct on
8964 2009-01-14 Nick Clifton <nickc@redhat.com>
8966 * ira-conflicts.c: Include addresses.h for the definition of
8968 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8969 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8971 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8974 * Makefile.in (ira-lives.o): Add except.h.
8976 * ira-lives.c: Include except.h.
8977 (process_bb_node_lives): Process can_throw_internal.
8979 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8981 PR rtl-optimization/38774
8982 * combine.c (simplify_set): When undoing cc_use change, don't do
8983 PUT_CODE on the newly created comparison, but instead put back the
8986 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8988 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8989 values. Remove duplicate arm8 entry.
8991 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8993 PR tree-optimization/38786
8994 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8995 the SSA_NAME case of expand_scalar_variables_expr.
8996 Set the type of an expression to the type of its assign statement.
8997 (expand_scalar_variables_expr): Also gather the scalar computation
8998 used to index the memory access. Do not pass loop_p.
8999 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
9000 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
9001 the gimple_stmt_iterator where it inserts new code.
9003 (copy_bb_and_scalar_dependences): Do not pass loop_p.
9004 (translate_clast): Update call to copy_bb_and_scalar_dependences.
9006 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
9008 * graphite.h (debug_value): Removed.
9009 * graphite.c (debug_value): Removed.
9011 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9013 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
9014 ldrd/strd with two 32-bit instructions.
9016 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9018 * config/arm/arm.c (struct processors): Pass for speed down into
9019 cost helper functions.
9020 (const_ok_for_op): Handle COMPARE and inequality nodes.
9021 (arm_rtx_costs_1): Rewrite.
9022 (arm_size_rtx_costs): Update prototype.
9023 (arm_rtx_costs): Pass speed down to helper functions.
9024 (arm_slowmul_rtx_costs): Rework cost calculations.
9025 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
9026 (arm_9e_rtx_costs): Likewise.
9028 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
9030 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
9031 relocations of local symbols wider than UNITS_PER_WORD are not valid.
9032 (alpha_legitimize_address): Do not split local symbols wider than
9033 UNITS_PER_WORD into HIGH/LO_SUM parts.
9035 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
9038 * gcc.c (process_command): Replace call to execvp with calls
9039 to pex_one and exit.
9041 2009-01-03 Anatoly Sokolov <aesok@post.ru>
9044 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
9045 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
9046 variant for devices with 3-byte PC.
9047 (__tablejump_elpm__): New.
9049 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9052 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9053 offsetof member-designator, handle it as `[0].'.
9055 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9057 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9058 function when not using named sections on targets with named sections
9059 if branch distance is less than 262132.
9061 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9063 * combine.c (combine_instructions): Recompute
9064 optimize_this_for_speed_p for each BB in the main combine loop.
9066 2009-01-12 Tomas Bily <tbily@suse.cz>
9069 * tree-loop-distribution.c (prop_phis): New function.
9070 (generate_builtin): Call prop_phis.
9071 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9073 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9075 PR tree-optimization/38807
9076 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9077 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9079 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9081 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9082 subreg of op0 to the original op0.
9084 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9086 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9088 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9091 * mips-tfile.c (parse_def): Fix parsing of def strings
9092 starting with digits.
9094 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9097 * config/arm/arm.c (arm_is_long_call_p): Don't call
9098 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9100 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9102 * regrename.c (regrename_optimize): Fix dumping.
9103 (find_oldest_value_reg): Preserve REG_POINTER.
9104 (copy_hardreg_forward_1): Likewise.
9106 2009-01-09 Diego Novillo <dnovillo@google.com>
9108 * gimple.h (struct gimple_statement_base) <uid>: Document
9109 the restrictions on its use.
9111 (gimple_set_uid): Tidy.
9113 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9115 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9116 zero guard even if align_bytes != 0 and count is smaller than
9119 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9121 PR rtl-optimization/38495
9122 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9123 (add_range_and_copies_from_move_list): Print all added ranges.
9124 Add ranges to memory optimized destination.
9126 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9130 * config/i386/i386.c (override_options): Reject
9131 -mstringop-strategy=rep_8byte with -m32.
9132 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9133 to 1. Do count comparison against epilogue_size_needed at compile
9134 time even when count_exp was constant forced into register. For
9135 size_needed don't jump to epilogue, instead just avoid aligning
9136 and invoke the body algorithm. If need_zero_guard, add zero guard
9137 even if count is non-zero, but smaller than size_needed + number of
9138 bytes that could be stored for alignment.
9139 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9140 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9141 but smaller than size_needed + number of bytes that could be stored
9142 for alignment. Compare size_needed with epilogue_size_needed instead
9143 of desired_align - align, don't adjust size_needed, pass
9144 epilogue_size_needed to the epilogue expanders.
9147 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9149 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9151 * pa.c (last_address): Change to unsigned.
9152 (update_total_code_bytes): Change argument to unsigned. Don't
9153 check if insn addresses are set.
9154 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9155 addresses are not set.
9156 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9158 2009-01-09 Nick Clifton <nickc@redhat.com>
9160 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9161 DECL_DECLARED_INLINE_P.
9163 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9166 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9167 GET_MODE (op0) in operand_subword_force calls.
9170 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9171 fold_convert arg0 operands to TREE_TYPE (op0) first.
9173 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9175 * params.def (ira-max-conflict-table-size): Decrease default value
9178 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9180 PR tree-optimization/37031
9181 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9183 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9184 allocate it using gc instead of heap, use VEC_quick_push instead of
9186 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9187 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9188 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9189 allocated vector from heap allocated.
9190 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9191 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9192 vector only after perfect_loop_nest_depth call.
9194 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9195 Jan Sjodin <jan.sjodin@amd.com>
9197 PR tree-optimization/38559
9198 * graphite.c (debug_value, copy_constraint,
9199 swap_constraint_variables, scale_constraint_variable, ): New.
9200 (get_lower_bound, get_upper_bound): Removed.
9201 (graphite_trans_bb_strip_mine): Clean up this code that works
9202 only for constant number of iterations. Fully copy upper and
9203 lower bound constraints, not only the constant part of them.
9204 * graphite.h (debug_value): Declared.
9206 2009-01-08 Ira Rosen <irar@il.ibm.com>
9208 PR tree-optimization/37194
9209 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9210 Don't add the cost of cost model guard in prologue to scalar
9211 outside cost in case of known number of iterations.
9213 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9214 Alan Modra <amodra@bigpond.net.au>
9216 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9217 non-word-aligned REG+CONST addressing.
9219 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9222 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9223 free_after_compilation when outputting a thunk.
9224 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9225 Do not call free_after_compilation here.
9227 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9230 (ix86_valid_target_attribute_inner_p): Ditto.
9232 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9234 PR tree-optimization/38492
9235 PR tree-optimization/38498
9236 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9237 * tree-chrec.h (scev_is_linear_expression): Declared.
9238 * graphite.c (graphite_cannot_represent_loop_niter): New.
9239 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9240 (graphite_loop_normal_form): Use gcc_assert.
9241 (scan_tree_for_params): Use CASE_CONVERT.
9242 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9243 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9244 Use gcc_assert. Discard scops that contain unhandled cases.
9245 (build_scop_conditions): Return a boolean status for unhandled cases.
9246 (strip_mine_profitable_p): Print the loop number, not its depth.
9247 (is_interchange_valid): Pass the depth of the loop nest, don't
9248 recompute it wrongly.
9249 (graphite_trans_bb_block): Same.
9250 (graphite_trans_bb_block): Print tentative of loop blocking.
9251 (graphite_trans_scop_block): Do not print that the loop has been
9253 (graphite_transform_loops): Do not handle scops that contain condition
9256 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9258 AVX Programming Reference (December, 2008)
9259 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9260 (_mm256_stream_pd): Likewise.
9261 (_mm256_stream_ps): Likewise.
9263 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9264 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9265 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9266 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9267 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9268 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9269 (ix86_expand_special_args_builtin): Likewise.
9271 * config/i386/sse.md (AVXMODEDI): New.
9272 (avx_movnt<mode>): Likewise.
9273 (avx_movnt<mode>): Likewise.
9274 (<sse>_movnt<mode>): Remove AVX support.
9275 (sse2_movntv2di): Likewise.
9277 2009-01-07 Richard Guenther <rguenther@suse.de>
9280 * fold-const.c (extract_muldiv): Remove obsolete comment.
9281 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9282 to PLUS_EXPR canonicalization for the canonicalization.
9284 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9286 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9287 hosted cross-compilers generating less efficient code.
9289 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9291 * function.h (rtl_data): Add a dbr_scheduled_p field.
9292 * reorg.c (dbr_schedule): Set it.
9293 (gate_handle_delay_slots): Check it.
9294 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9295 (mips_reorg): Check flag_delayed_branch instead of
9296 mips_base_delayed_branch.
9297 (mips_override_options): Don't set mips_base_delayed_branch
9298 or flag_delayed_branch.
9300 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9302 PR rtl-optimization/38426.
9303 * ira.c (ira): Set current_function_is_leaf earlier.
9305 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9307 PR rtl-optimization/38722
9308 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9309 too early, only set a flag and modify after last possible
9312 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9315 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9316 * real.c (decimal_single_format): Correct values of emin and emax.
9317 (decimal_double_format): Ditto.
9318 (decimal_quad_format): Ditto.
9319 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9320 computation of DECnn_MIN and DECnn_MAX for corrected values of
9321 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9322 __DECnn_MIN__, and adjust its computation for the corrected value
9325 2009-01-06 Jan Hubicka <jh@suse.cz>
9328 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9330 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9332 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9333 Add Robert Clark to the list of testers.
9335 2009-01-06 Jan Hubicka <jh@suse.cz>
9336 Kai Tietz <kai.tietz@onevision.com>
9338 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9339 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9341 2009-01-06 Jan Hubicka <jh@suse.cz>
9342 Kai Tietz <kai.tietz@onevision.com>
9344 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9346 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9347 (ix86_nsaved_regs): Count only general purpose regs.
9348 (ix86_nsaved_sseregs): New.
9349 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9350 to 16 for w64; compute padding and size of sse reg save area.
9351 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9352 general purpose regs.
9353 (ix86_emit_save_sse_regs_using_mov): New.
9354 (ix86_expand_prologue): Save SSE regs if needed.
9355 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9356 (ix86_emit_restore_sse_regs_using_mov): New.
9357 (ix86_expand_epilogue): Save SSE regs if needed.
9359 2009-01-06 Jan Hubicka <jh@suse.cz>
9360 Kai Tietz <kai.tietz@onevision.com>
9362 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9363 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9364 functions when accumulate outgoing args is off.
9366 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9369 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9370 before using pseudos_have_intersected_live_ranges_p.
9372 * ira-int.h (ira_assert): Always define.
9374 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9376 AVX Programming Reference (December, 2008)
9377 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9378 (_mm256_permute2_pd): Likewise.
9379 (_mm_permute2_ps): Likewise.
9380 (_mm256_permute2_ps): Likewise.
9381 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9382 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9384 * config/i386/i386.c (ix86_builtins): Remove
9385 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9386 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9387 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9388 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9389 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9390 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9391 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9392 __builtin_ia32_vpermil2ps256.
9393 (ix86_init_mmx_sse_builtins): Updated.
9394 (ix86_expand_args_builtin): Likewise.
9396 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9398 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9399 long absolute calls when generating PA 2.0 code.
9401 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9403 PR rtl-optimization/38583
9404 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9406 * params.def (ira-max-conflict-table-size): New.
9408 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9410 * ira.h (ira_conflicts_p): New external definition.
9412 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9413 table. Report this. Return result of building.
9414 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9415 building conflict table.
9417 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9418 (ira_color): Use ira_conflicts_p.
9420 * global.c: Include ira.h.
9421 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9424 * Makefile.in (global.o): Add ira.h.
9426 * ira-build.c (mark_all_loops_for_removal,
9427 propagate_some_info_from_allocno): New.
9428 (remove_unnecessary_allocnos): Call
9429 propagate_some_info_from_allocno.
9430 (remove_low_level_allocnos): New.
9431 (remove_unnecessary_regions): Add parameter. Call
9432 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9433 parameter to remove_unnecessary_regions.
9434 (ira_build): Remove all regions but root if the conflict table was
9435 not built. Update conflict hard regs for allocnos crossing calls.
9437 * ira.c (ira_conflicts_p): New global.
9438 (ira): Define and use ira_conflicts_p.
9440 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9441 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9442 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9444 2009-01-06 Ben Elliston <bje@au.ibm.com>
9446 * gengtype-lex.l (YY_NO_INPUT): Define.
9448 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9451 * c-common.c (handle_vector_size_attribute): Also reject
9454 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9456 PR tree-optimization/38492
9457 * graphite.c (rename_map_elt, debug_rename_elt,
9458 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9459 rename_map_elt_info, eq_rename_map_elts,
9460 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9461 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9462 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9463 (sese_build_livein_liveouts): New.
9464 (new_sese, free_sese): New.
9465 (new_scop): Call new_sese.
9466 (free_scop): Call free_sese.
9467 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9468 (register_old_new_names): Renamed register_old_and_new_names.
9469 (register_scop_liveout_renames, add_loop_exit_phis,
9470 insert_loop_close_phis, struct igp,
9471 default_liveout_before_guard, add_guard_exit_phis,
9472 insert_guard_phis, copy_renames): New.
9473 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9474 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9475 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9476 (scop_adjust_phis_for_liveouts): New.
9477 (gloog): Call scop_adjust_phis_for_liveouts.
9479 * graphite.h (struct sese): Documented. Added fields liveout,
9481 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9482 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9483 (struct scop): Added field liveout_renames.
9484 (SCOP_LIVEOUT_RENAMES): New.
9486 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9488 PR tree-optimization/38510
9489 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9490 (translate_clast): Call recompute_all_dominators before
9492 (gloog): Call recompute_all_dominators before graphite_verify.
9494 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9495 Jan Sjodin <jan.sjodin@amd.com>
9497 PR tree-optimization/38500
9498 * graphite.c (create_sese_edges): Call fix_loop_structure after
9501 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9503 * config.gcc: Add m32r*-*-rtems*.
9504 * config/m32r/rtems.h: New file.
9506 2009-01-05 Ben Elliston <bje@au.ibm.com>
9508 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9509 (.po.pox): Likewise.
9510 (po/gcc.pot): Likewise.
9512 2009-01-04 David S. Miller <davem@davemloft.net>
9514 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9515 (STARTING_FRAME_OFFSET): Always set to zero.
9517 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9519 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9520 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9521 fixed-point types, and vectors of the same.
9523 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9525 * config/mips/sync.md (*mb_barrier): Rename to...
9526 (*memory_barrier): ...this.
9528 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9530 * doc/extend.texi (Function Attributes): Move @cindex after @item
9531 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9532 and put in alphabetical order. Fix 'target' name and put in order.
9533 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9536 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9538 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9539 (memory_barrier): Expand as unspec instead of unspec_volatile.
9540 Remove mem:BLK from insn operands. Use Pmode scratch register.
9541 (*memory_barrier): Define as unspec instead of unspec_volatile.
9542 Use (match_dup 0) as input operand.
9544 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9545 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9546 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9547 scratch register. Remove operand 1.
9548 (*stbar): Define as unspec instead of unspec_volatile.
9549 Use (match_dup 0) as input operand, remove (const_int 8).
9550 (*membar): Define as unspec instead of unspec_volatile.
9551 Use (match_dup 0) as input operand, remove input operand 2.
9553 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9554 (memory_barrier): Expand as unspec instead of unspec_volatile.
9555 Remove mem:BLK from insn operands. Use Pmode scratch register.
9556 (*memory_barrier): Define as unspec instead of unspec_volatile.
9557 Use (match_dup 0) as input operand.
9559 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9560 Remove mem:BLK from insn operands. Use Pmode scratch register.
9561 Set volatile flag on operand 0.
9562 (*memory_barrier): New insn pattern.
9564 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9566 (*memory_barrier): Use (match_dup 0) as input operand.
9568 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9569 Remove mem:BLK from insn operands. Use Pmode scratch register.
9570 Set volatile flag on operand 0.
9571 (*mb_internal): New insn pattern.
9573 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9575 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9578 * function.c (struct temp_slot): Move to the section of the file
9579 that deals with temp slots. Remove field 'address'.
9580 (temp_slot_address_table): New hash table of address -> temp slot.
9581 (struct temp_slot_address_entry): New struct, items for the table.
9582 (temp_slot_address_compute_hash, temp_slot_address_hash,
9583 temp_slot_address_eq, insert_temp_slot_address): Support functions
9585 (find_temp_slot_from_address): Rewrite to use the new hash table.
9586 (remove_unused_temp_slot_addresses): Remove addresses of temp
9587 slots that have been made available.
9588 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9589 worker function for remove_unused_temp_slot_addresses.
9590 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9591 Add the temp slot address to the address -> temp slot map.
9592 (update_temp_slot_address): Update via insert_temp_slot_address.
9593 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9594 (pop_temp_slots): Likewise.
9595 (init_temp_slots): Allocate the address -> temp slot map, or empty
9596 the map if it is already allocated.
9597 (prepare_function_start): Initialize temp slot processing.
9599 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9602 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9603 Calculate the size of all stack vars assuming no packing of stack
9604 vars will happen, replacing a quadratic algorithm with a linear one.
9606 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9609 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9612 2009-01-03 Diego Novillo <dnovillo@google.com>
9614 * doc/contrib.texi: Update contributions.
9616 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9619 * builtins.c (fold_builtin_memory_op): Give up if either operand
9620 is volatile. Set srctype or desttype to non-qualified version
9624 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9627 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9629 PR rtl-optimization/35805
9630 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9631 problem if fast dce is able to remove any instructions.
9632 * dce.c (dce_process_block): Fix dump message.
9634 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9637 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9639 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9642 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9643 * tree-pretty-print.c (op_code_prio): New function.
9644 (op_prio): No longer static. Use op_code_prio.
9645 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9646 Use op_prio and op_code_prio to determine if () should be
9647 printed around operand(s) or not.
9649 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9650 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9651 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9652 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9653 pp_character instead of pp_string for single letter printing.
9655 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9657 * doc/extend.texi: Fix '#pragma GCC option' typo.
9659 2009-01-02 Richard Guenther <rguenther@suse.de>
9661 * doc/install.texi (--enable-checking): Mention different
9663 (--enable-stage1-checking): Document.
9665 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9668 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9669 case to be an error.
9671 2009-01-02 Ben Elliston <bje@au.ibm.com>
9673 * config/fp-bit.h (pack_d): Constify argument.
9674 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9675 (isnan): Constify argument.
9679 (_fpadd_parts): Constify return type.
9680 (_fpmul_parts): Likewise.
9681 (_fpdiv_parts): Likewise.
9683 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9686 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9687 warn about overwriting initializer with side-effects or
9688 -Woverride-init if !IMPLICIT.
9689 (output_init_element): Likewise. Pass IMPLICIT down to
9691 (process_init_element): Add IMPLICIT argument. Pass it down
9692 to output_init_element.
9693 (push_init_element, pop_init_level, set_designator): Adjust
9694 process_init_element callers.
9695 (set_nonincremental_init, set_nonincremental_init_from_string):
9696 Adjust add_pending_init callers.
9697 (output_pending_init_elements): Adjust output_init_element callers.
9698 * c-tree.h (process_init_element): Adjust prototype.
9699 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9700 process_init_element callers.
9703 Copyright (C) 2009 Free Software Foundation, Inc.
9705 Copying and distribution of this file, with or without modification,
9706 are permitted in any medium without royalty provided the copyright
9707 notice and this notice are preserved.