1 2009-04-29 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/39941
4 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
5 eliminating an indirect call.
7 2009-04-29 Richard Guenther <rguenther@suse.de>
9 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10 parameter. Allow invariants as base if !require_lvalue.
11 (verify_gimple_assign_single): Adjust.
13 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
17 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3, ssubhi3,
18 ssaddhi3_parts and sssubhi3_parts.
19 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21 * config/bfin/bfin.c (bfin_expand_builtin, case BFIN_BUILTIN_CPLX_SQU):
24 2009-04-28 Richard Guenther <rguenther@suse.de>
26 * tree-vect-loop.c (get_initial_def_for_induction): Use
27 correct types for pointer increment.
29 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31 * toplev.c (print_version): Update GMP version string calculation.
33 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
35 PR rtl-optimization/39938
36 * resource.c (init_resource_info): Add call to df_analyze.
38 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
40 * config/alpha/alpha.md (usegp): Cast the result of
41 alpha_find_lo_sum_using_gp to enum attr_usegp.
42 * config/alpha/alpha.c (override_options): Remove end-of-structure
43 marker element from cpu_table. Use array size of cpu_table to handle
44 -mcpu and -mtune options.
45 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
47 2009-04-28 Joseph Myers <joseph@codesourcery.com>
49 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
50 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
52 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
54 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
55 * config/rs6000/option-defaults.h: ... here. New file.
56 (OPT_64, OPT_32): Define.
57 (MASK_64BIT): Define to 0 if not already defined.
58 (OPT_ARCH64, OPT_ARCH32): Define.
59 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
62 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
64 * config/arm/arm.c (arm_override_options): Emit error on using
67 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
69 PR rtl-optimization/39914
70 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
71 registers for allocnos created from user-defined variables only
74 2009-04-28 Richard Guenther <rguenther@suse.de>
77 * fold-const.c (fold_binary): Use distribute_real_division only
80 2009-04-28 Steve Ellcey <sje@cup.hp.com>
82 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
83 add hpux-stdint.h to tm_file.
84 (hppa[12]*-*-hpux11*): Ditto.
85 (ia64*-*-hpux*): Ditto.
86 * config/hpux-stdint.h: New.
87 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
88 __STDC_EXT__ for all compiles.
89 * config/pa/pa-hpux.h: Ditto.
90 * config/pa/pa-hpux10.h: Ditto.
91 * config/pa/pa-hpux11.h: Ditto.
93 2009-04-28 Catherine Moore <clm@codesourcery.com>
95 * debug.h (set_name): Add comment.
97 2009-04-28 Andrew Pinski <pinskia@gmail.com>
100 * config/darwin.c (machopic_gen_offset): Check
101 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
102 * config/arm/arm.c (require_pic_register): Likewise.
104 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
106 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
107 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
108 m32c_promote_prototypes): Delete.
110 2009-04-28 Michael Matz <matz@suse.de>
113 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
116 2009-04-28 Richard Guenther <rguenther@suse.de>
118 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
120 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
122 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
123 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
124 * config/arm/arm-tune.md: Regenerate.
126 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
128 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
129 block if there are complex incoming edges.
130 (sel_merge_blocks): Remove useless assert.
131 (sel_redirect_edge_and_branch): Check that edge was redirected.
132 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
133 (sel_find_rgns): Delete declaration.
134 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
135 the region when it is not a preheader.
137 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
140 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
142 2009-04-28 Richard Guenther <rguenther@suse.de>
144 * tree.h (SSA_NAME_VALUE): Remove.
145 (struct tree_ssa_name): Remove value_handle member.
146 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
147 array for jump threading.
148 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
150 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
151 * tree-flow.h (threadedge_initialize_values): Declare.
152 (threadedge_finalize_values): Likewise.
153 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
154 (SSA_NAME_VALUE): Define.
155 (threadedge_initialize_values): New function.
156 (threadedge_finalize_values): Likewise.
157 * tree-ssa-dom.c (ssa_name_values): New global variable.
158 (SSA_NAME_VALUE): Define.
159 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
161 2009-04-28 Ira Rosen <irar@il.ibm.com>
163 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
164 Use REPORT_VECTORIZED_LOCATIONS instead
165 REPORT_VECTORIZED_LOOPS.
166 * tree-vectorizer.c (vect_verbosity_level): Make static.
167 (vect_loop_location): Rename to vect_location.
168 (vect_set_verbosity_level): Update comment.
169 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
171 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
172 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
173 instead REPORT_UNVECTORIZED_LOOPS.
174 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
175 vect_loop_def to vect_external_def and vect_internal_def.
176 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
177 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
178 REPORT_UNVECTORIZED_LOCATIONS.
179 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
180 and vect_used_in_loop and to vect_unused_in_scope and
182 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
183 (vect_verbosity_level): Remove declaration.
184 (vect_analyze_operations): Likewise.
185 (vect_analyze_stmt): Declare.
186 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
187 REPORT_UNVECTORIZED_LOCATIONS.
188 (vect_get_loop_niters): Fix indentation.
189 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
190 (vect_analyze_loop_operations): New function.
191 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
192 vect_analyze_operations.
193 (vect_is_simple_reduction): Use new names.
194 (vectorizable_live_operation, vect_transform_loop): Likewise.
195 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
196 specify whether the data references can be a part of interleaving chain.
197 (vect_analyze_data_ref_dependence): Use new names.
198 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
199 (vect_create_addr_base_for_vector_ref): Remove redundant code.
200 * tree-vect-patterns.c (widened_name_p): Use new names.
201 (vect_recog_dot_prod_pattern): Likewise.
202 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
203 (process_use, vect_mark_stmts_to_be_vectorized,
204 vect_model_simple_cost, vect_model_store_cost,
205 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
206 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
207 vectorizable_operation, vectorizable_type_demotion,
208 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
209 vectorizable_condition): Likewise.
210 (vect_analyze_operations): Split into vect_analyze_loop_operations
212 (vect_analyze_stmt): ... new function.
213 (new_stmt_vec_info): Use new names.
214 (vect_is_simple_use): Use new names and fix comment.
215 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
216 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
218 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
221 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
222 and integer modes for x87 operands. Do not ICE for unsupported size,
223 generate error instead. Generate error for unsupported operand types.
224 ['z']: Do not handle HImode memory operands specially. Warning
225 for floating-point operands. Fallthru to 'Z' for unsupported operand
226 types. Do not ICE for unsupported size, generate error instead.
227 (output_387_binary_op): Use %Z to output operands.
228 (output_fp_compare): Ditto.
229 (output_387_reg_move): Ditto.
231 2009-04-28 Ben Elliston <bje@au.ibm.com>
236 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
238 * builtins.c (c_strlen): Do not warn here.
239 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
240 * c-common.c (pointer_int_sum): Take an explicit location.
241 Warn about offsets out of bounds.
242 * c-common.h (pointer_int_sum): Adjust declaration.
244 2009-04-27 Ian Lance Taylor <iant@google.com>
246 * collect2.c (is_ctor_dtor): Change type of ret field in struct
248 * dce.c (run_fast_df_dce): Change type of old_flags to int.
249 * df-core.c (df_set_flags): Change return type to int. Change
250 type of old_flags to int.
251 (df_clear_flags): Likewise.
252 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
253 (df_get_conditional_uses): Likewise.
254 * df.h (df_set_flags, df_clear_flags): Update declarations.
255 * dwarf2out.c (struct indirect_string_node): Change type of form
256 field to enum dwarf_form.
257 (AT_string_form): Change return type to enum dwarf_form.
258 * fixed-value.c (fixed_compare): Add cast to enum type.
259 * fwprop.c (update_df): Change 0 to VOIDmode.
260 * gensupport.c: Change 0 to UNKNOWN.
261 * gimple.h (gimple_cond_code): Add cast to enum type.
262 * haifa-sched.c (reemit_notes): Add cast to enum type.
263 * hooks.c (hook_int_void_no_regs): Remove function.
264 * hooks.h (hook_int_void_no_regs): Remove declaration.
265 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
266 * predict.c (combine_predictions_for_insn): Add casts to enum type.
267 * real.c (real_arithmetic): Add cast to enum type.
268 (real_compare): Likewise.
269 * target.h (struct gcc_target): Change return type of
270 branch_target_register_class to enum reg_class.
271 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
272 default_branch_target_register_class.
273 * targhooks.c (default_branch_target_register_class): New function.
274 * targhooks.h (default_branch_target_register_class): Declare.
275 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
276 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
278 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
280 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
281 vect_uninitialized_def. Change 0 to ERROR_MARK.
282 * tree-vect-stmts.c (supportable_widening_operation): Don't
283 initialize icode1 and icode2.
284 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
285 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
287 (cmn_err_flag_specs): Change 0 to STD_C89.
288 (cmn_err_char_table): Likewise.
289 * config/arm/arm.c (get_arm_condition_code): Change type of code
290 to enum arm_cond_code.
291 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
292 (IWMMXT_BUILTIN2): Likewise.
293 (neon_builtin_type_bits): Don't define typedef.
294 (neon_builtin_datum): Change type of bits field to int.
295 (arm_expand_neon_args): Add cast to enum type.
296 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
298 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
300 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
302 * config/mips/mips.md (jal_macro): Return enum constant.
303 (single_insn): Likewise.
304 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
306 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
308 * config/s390/s390.c (s390_tune_flags): Change type to int.
309 (s390_arch_flags): Likewise.
310 (s390_handle_arch_option): Change flags field of struct pta to int.
311 * config/s390/s390.h (s390_tune_flags): Update declaration.
312 (s390_arch_flags): Likewise.
313 * config/sh/sh.c (prepare_move_operands): Compare
314 tls_symbolic_operand result with enum constant.
315 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
316 (sh_expand_prologue): Add cast to enum type.
317 (sh_expand_epilogue): Likewise.
318 (tls_symbolic_operand): Change return type to enum tls_model.
319 (fpscr_set_from_mem): Add cast to enum type.
320 (legitimize_pic_address): Compare tls_symbolic_operand result with
322 (sh_target_reg_class): Change return type to enum reg_class.
323 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
325 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
326 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
327 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
328 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
329 (delayed_branch, tls_call_delay): Likewise.
330 (eligible_for_sibcall_delay): Likewise.
331 (eligible_for_return_delay): Likewise.
332 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
333 (spu_expand_builtin_1): Likewise.
335 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
336 for all types of conversions.
337 (output_init_element): Issue -Wc++-compat warning if needed when
338 initializing a bitfield with enum type.
339 * c-parser.c (c_parser_expression): Set original_type to
340 original_type of right hand operand of comman operator.
342 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
344 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
346 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
347 * doc/cpp.texi (Standard Predefined Macros)
348 (Implementation-defined behavior): Likewise.
349 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
350 * doc/gimple.texi (GIMPLE Exception Handling)
351 (@code{GIMPLE_ASSIGN}): Likewise.
352 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
353 * doc/invoke.texi (Warning Options, Optimize Options)
354 (AVR Options, Darwin Options): Likewise.
355 (Optimize Options): Reformulate -fwhole-program description.
356 * doc/loop.texi (Lambda): Likewise.
357 * doc/md.texi (Output Template, Define Constraints)
358 (Standard Names, Insn Splitting): Likewise.
359 * doc/options.texi (Option properties): Likewise.
360 * doc/passes.texi (Tree-SSA passes): Likewise.
361 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
362 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
363 (File Names and DBX): Likewise.
364 * doc/trouble.texi (Incompatibilities): Likewise.
366 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
368 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
369 instruction is correct.
371 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
373 Allow non-constant arguments to conversion intrinsics.
374 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
375 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
376 * spu.c (print_operand): Handle 'v' and 'w'.
377 (exp2_immediate_p, spu_gen_exp2): Define.
378 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
379 spu_convtf_1): Update parameter descriptions.
380 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
381 * constraints.md ('v', 'w'): New.
382 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
384 (i2f, I2F): New define_mode_attr.
385 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
386 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
387 fixuns_truncv4sfv4si2): Update to use mode attribute.
388 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
389 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
390 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
391 patterns for combine.
393 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
395 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
396 (cprop, hoist, pre, store_motion): New debug counters.
397 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
398 is not an RTL pass anymore.
399 (pass_profiling): Remove extern decl for pass removed in 2005.
400 (pass_gcse, pass_jump_bypass): Remove.
401 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
402 to 0 for clean state.
403 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
404 * cse.c (gate_handle_cse_after_global_opts,
405 rest_of_handle_cse_after_global_opts): New functions.
406 (pass_cse_after_global_opts): New pass, does local CSE.
407 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
408 (TV_CPROP): New timevar.
409 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
410 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
411 (gcse_main, recompute_all_luids): Remove.
412 (compute_hash_table_work): Call max_reg_num instead of reading
414 (cprop_jump): Don't set run_jump_opt_after_gcse.
415 (constprop_register): Always allow to alter jumps.
416 (cprop_insn): Likewise.
417 (do_local_cprop): Likewise.
418 (local_cprop_pass): Likewise. Return non-zero if something changed.
419 (cprop): Remove function, fold interesting bits into one_cprop_pass.
420 (find_implicit_sets): Add note about missed optimization opportunity.
421 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
422 pass_rtl_cprop execute function.
423 Don't bother tracking the pass number, each pass gets its own dumpfile
425 Always allow to alter jumpsand bypass jumps.
426 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
427 will just find no suitable set.
428 (pre_edge_insert): Fix dumping, this function is for PRE only.
429 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
430 pass_rtl_pre execute function.
431 (hoist_code): Return non-zero if something changed. Keep track of
432 substitutions and insertions for statistics gathering similar to PRE.
433 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
434 called from the pass_rtl_hoist execute function. Show pass statistics.
435 (compute_store_table): Use max_reg_num directly instead of using the
436 formerly global max_gcse_regno.
437 (build_store_vectors): Likewise.
438 (replace_store_insn): Fix dumping.
439 (store_motion): Rename to ...
440 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
441 pass, called from the pass_rtl_store_motion execute function. Keep
442 track of substitutions and insertions for statistics gathering similar
444 (bypass_jumps): Remove, fold interesting bits into ...
445 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
446 from the pass_rtl_cprop execute function.
447 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
448 pass_jump_bypass): Remove.
449 (gate_handle_gcse, rest_of_handle_gcse): Remove.
450 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
451 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
452 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
453 (gate_rtl_store_motion, execute_rtl_store_motion,
454 pass_rtl_store_motion): New.
455 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
456 make it clear that -fcse-skip-blocks is a no-op for backward compat.
457 * passes.c (init_optimization_passes): Remove pass_gcse and
458 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
459 and cse_after_global_opts in place of pass_gcse. Schedule cprop
460 instead of pass_jump_bypass.
462 2009-04-27 Richard Guenther <rguenther@suse.de>
465 * gimplify.c (gimplify_expr): If we are required to create
466 a temporary make sure it ends up as register.
468 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
471 * config/i386/i386.c (construct_container): Don't call
472 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
473 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
475 2009-04-27 Michael Matz <matz@suse.de>
477 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
478 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
479 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
480 (dump_replaceable_exprs): Take a bitmap.
481 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
483 (expand_gimple_basic_block): Likewise.
484 * tree-ssa-ter.c (struct temp_expr_table_d): Make
485 replaceable_expressions member a bitmap.
486 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
487 (mark_replaceable): Likewise.
488 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
489 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
491 2009-04-27 Richard Guenther <rguenther@suse.de>
493 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
494 (verify_stmts): Dispatch to gimple/type verification code.
495 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
496 issue with call argument types.
498 2009-04-27 Michael Matz <matz@suse.de>
500 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
501 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
504 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
505 Eric Botcazou <ebotcazou@adacore.com>
507 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
508 a label's basic block.
509 (mark_target_live_regs): Tidy and rework obsolete comments.
510 Change back DF problem to LIVE. If a label starts a basic block,
511 assume that all registers that used to be live then still are.
512 (init_resource_info): If a label starts a basic block, set its
513 BLOCK_FOR_INSN accordingly.
514 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
516 2009-04-27 Richard Guenther <rguenther@suse.de>
518 * tree-flow-inline.h (function_ann): Remove.
519 (get_function_ann): Likewise.
520 * tree-dfa.c (create_function_ann): Remove.
521 * tree-flow.h (struct static_var_ann_d): Remove.
522 (struct function_ann_d): Likewise.
523 (union tree_ann_d): Remove fdecl member.
524 (function_ann_t): Remove.
525 (function_ann, get_function_ann, create_function_ann): Remove
528 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
530 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
532 2009-04-27 Jan Hubicka <jh@suse.cz>
534 * ipa-pure-const.c (struct funct_state_d): New fields
535 state_previously_known, looping_previously_known; remove
537 (analyze_function): Use new fields.
538 (propagate): Avoid assumption that state_set_in_source imply
541 * tree-ssa-loop-niter.c (finite_loop_p): New function.
542 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
543 * cfgloop.h (finite_loop_p): Declare.
545 2009-04-26 Michael Matz <matz@suse.de>
547 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
549 2009-04-26 Michael Matz <matz@suse.de>
551 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
552 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
553 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
554 pass_mark_used_blocks): Remove.
555 * tree-optimize.c (pass_free_datastructures,
556 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
557 * passes.c (init_optimization_passes): Don't call
558 pass_mark_used_blocks, remove dead code.
560 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
562 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
563 * tree-ssa-live.h (register_ssa_partition): Likewise.
565 2009-04-26 Michael Matz <matz@suse.de>
568 * builtins.c (fold_builtin_next_arg): Handle SSA names.
569 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
570 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
572 (compare_pairs): Swap cost comparison.
573 (coalesce_ssa_name): Don't use change_partition_var.
574 * tree-nrv.c (struct nrv_data): Add modified member.
575 (finalize_nrv_r): Set it.
576 (tree_nrv): Use it to update statements.
577 (pass_nrv): Require PROP_ssa.
578 * tree-mudflap.c (mf_decl_cache_locals,
579 mf_build_check_statement_for): Use make_rename_temp.
580 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
581 * alias.c (find_base_decl): Handle SSA names.
582 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
583 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
584 * rtl.h (set_reg_attrs_for_parm): Declare.
585 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
586 to "optimized", remove unused locals at finish.
587 (execute_free_datastructures): Make global, call
588 delete_tree_cfg_annotations.
589 (execute_free_cfg_annotations): Don't call
590 delete_tree_cfg_annotations.
592 * ssaexpand.h: New file.
593 * expr.c (toplevel): Include ssaexpand.h.
594 (expand_assignment): Handle SSA names the same as register variables.
595 (expand_expr_real_1): Expand SSA names.
596 * cfgexpand.c (toplevel): Include ssaexpand.h.
597 (SA): New global variable.
598 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
600 (set_rtl): New helper function.
601 (add_stack_var): Deal with SSA names, use set_rtl.
602 (expand_one_stack_var_at): Likewise.
603 (expand_one_stack_var): Deal with SSA names.
604 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
605 before unique numbers.
606 (expand_stack_vars): Use set_rtl.
607 (expand_one_var): Accept SSA names, add asserts for them, feed them
608 to above subroutines.
609 (expand_used_vars): Expand all partitions (without default defs),
610 then only the local decls (ignoring those expanded already).
611 (expand_gimple_cond): Remove edges when jumpif() expands an
613 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
614 or remove abnormal edges. Ignore insns setting the LHS of a TERed
616 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
617 members of SA; deal with PARM_DECL partitions here; expand
618 all PHI nodes, free tree datastructures and SA. Commit instructions
619 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
620 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
621 info and statements at start, collect garbage at finish.
622 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
623 (VAR_ANN_PARTITION) Remove.
624 (change_partition_var): Don't declare.
625 (partition_to_var): Always return SSA names.
626 (var_to_partition): Only accept SSA names.
627 (register_ssa_partition): Only check argument.
628 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
630 (delete_var_map): Don't free it.
631 (var_union): Only accept SSA names, simplify.
632 (partition_view_init): Mark only useful SSA names as used.
633 (partition_view_fini): Only deal with SSA names.
634 (change_partition_var): Remove.
635 (dump_var_map): Use ssa_name instead of partition_to_var member.
636 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
638 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
639 (struct _elim_graph): New member const_dests; nodes member vector of
641 (set_location_for_edge): New static helper.
642 (create_temp): Remove.
643 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
644 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
645 (new_elim_graph): Allocate const_dests member.
646 (clean_elim_graph): Truncate const_dests member.
647 (delete_elim_graph): Free const_dests member.
648 (elim_graph_size): Adapt to new type of nodes member.
649 (elim_graph_add_node): Likewise.
650 (eliminate_name): Likewise.
651 (eliminate_build): Don't take basic block argument, deal only with
652 partition numbers, not variables.
653 (get_temp_reg): New static helper.
654 (elim_create): Use it, deal with RTL temporaries instead of trees.
655 (eliminate_phi): Adjust all calls to new signature.
656 (assign_vars, replace_use_variable, replace_def_variable): Remove.
657 (rewrite_trees): Only do checking.
658 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
659 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
660 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
661 contains_tree_r, MAX_STMTS_IN_LATCH,
662 process_single_block_loop_latch, analyze_edges_for_bb,
663 perform_edge_inserts): Remove.
664 (expand_phi_nodes): New global function.
665 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
666 functions, initialize new parameter, remember partitions having a
668 (finish_out_of_ssa): New global function.
669 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
670 don't reset in_ssa_p here, don't disable TER when mudflap.
671 (pass_del_ssa): Remove.
672 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
674 (execute_free_datastructures): Declare.
675 * Makefile.in (SSAEXPAND_H): New variable.
676 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
677 * basic-block.h (commit_one_edge_insertion): Declare.
678 * passes.c (init_optimization_passes): Move pass_nrv and
679 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
680 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
681 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
682 (redirect_branch_edge): Deal with super block when expanding, split
683 out jump patching itself into ...
684 (patch_jump_insn): ... here, new static helper.
686 2009-04-26 Michael Matz <matz@suse.de>
688 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
689 beyond num_ssa_names.
690 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
691 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
693 2009-04-26 Jakub Jelinek <jakub@redhat.com>
696 * fwprop.c (forward_propagate_asm): New function.
697 (forward_propagate_and_simplify): Propagate also into __asm, if it
698 doesn't increase the number of referenced registers.
701 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
703 2009-04-26 Jakub Jelinek <jakub@redhat.com>
705 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
706 note_nonlocal_vla_type for nonlocal VLAs.
707 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
708 contains_remapped_vars, remap_vla_decls): New functions.
709 (convert_nonlocal_reference_stmt): If not optimizing, call
710 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
711 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
712 if it wasn't found in var_map.
713 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
714 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
715 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
717 * gimplify.c (nonlocal_vlas): New variable.
718 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
720 (gimplify_body): Create and destroy nonlocal_vlas.
722 * dwarf2out.c (loc_descr_plus_const): New function.
723 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
724 mem_loc_descriptor, loc_descriptor_from_tree_1,
725 descr_info_loc, gen_variable_die): Use it.
727 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
728 !TREE_STATIC VAR_DECLs.
729 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
730 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
731 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
732 DECL_BY_REFERENCE is valid.
733 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
734 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
735 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
736 Copy DECL_BY_REFERENCE.
737 (struct nesting_copy_body_data): New type.
738 (nesting_copy_decl): New function.
739 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
740 if they have variable length.
742 2009-04-26 Michael Matz <matz@suse.de>
744 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
745 mark new temporaries for renaming.
747 2009-04-26 Joseph Myers <joseph@codesourcery.com>
750 * c-decl.c (global_bindings_p): Return negative value.
751 (c_variable_size): New. Based on variable_size from
753 (grokdeclarator): Call c_variable_size not variable_size.
755 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
757 * config/i386/i386.c (print_operand) ['z']: Fix typo.
759 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
761 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
762 Redefine it to just use mingw/include.
763 (ASM_SPEC): Rules for -m32 and -m64.
764 (LINK_SPEC): Use Likewise.
765 (SPEC_32): New define.
767 (SUB_LINK_SPEC): Likewise.
768 (MULTILIB_DEFAULTS): New define.
769 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
770 Add multilib options.
771 (MULTILIB_DIRNAMES): Likewise.
772 (MULTILIB_OSDIRNAMES): Likewise.
774 (INSTALL_LIBGCC): Likewise.
776 2009-04-26 Joseph Myers <joseph@codesourcery.com>
779 * c-tree.h (enum c_inline_static_type): New.
780 (record_inline_static): Declare.
781 * c-decl.c (struct c_inline_static, c_inline_statics,
782 record_inline_static, check_inline_statics): New.
783 (pop_file_scope): Call check_inline_statics.
784 (start_decl): Call record_inline_static instead of pedwarning
785 directly for static in inline function.
786 * c-typeck.c (build_external_ref): Call record_inline_static
787 instead of pedwarning directly for static referenced in inline
790 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
792 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
793 not new but only being rescanned.
794 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
795 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
796 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
797 record_set_info, compute_set, grealloc): Remove.
798 (recompute_all_luids): New function.
799 (gcse_main): Don't compute sets, and don't do related memory
800 allocations/free-ing. If something changed before the end of the
801 pass, update LUIDs using recompute_all_luids.
802 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
803 (free_gcse_mem): Don't free it either.
804 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
805 Use the df insn LUIDs.
806 (load_killed_in_block): Likewise.
807 (compute_hash_table_work): Don't compute reg_set_in_block.
808 (compute_transp): Use DF_REG_DEF_CHAINs.
809 (local_cprop_pass): Don't use compute_sets and related functions.
810 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
811 Use get_max_uid() instead of max_cuid.
812 (insert_insn_end_basic_block, pre_insert_copy_insn,
813 update_ld_motion_stores): Don't try to
814 keep reg_set tables up to date.
815 (pre_insert_copies): Use df insn LUIDs.
816 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
817 (reg_set_info): Don't use extra bitmap argument.
818 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
819 information to compute regs_set_in_block.
820 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
821 (bypass_jumps): Don't use compute_sets and friends.
823 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
826 * opts.c (undocumented_msg): Do not leave blank even with
829 2009-04-25 Joseph Myers <joseph@codesourcery.com>
831 * c-decl.c (build_enumerator): Allow values folding to integer
832 constants but not integer constant expressions with a pedwarn if
835 2009-04-25 Joseph Myers <joseph@codesourcery.com>
838 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
839 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
840 type is an integer constant.
842 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
845 * config/i386/i386.c (print_operand) ['z']: Revert handling of
848 2009-04-25 Joseph Myers <joseph@codesourcery.com>
851 * c-decl.c (grokdeclarator): Diagnose declarations of functions
852 with variably modified return type and no storage class
853 specifiers, except for the case of nested functions. Distinguish
854 extern declarations of functions with variably modified return
855 types from those of objects with variably modified types.
857 2009-04-25 Jan Hubicka <jh@suse.cz>
859 * tree.c (list_equal_p): New function.
860 * tree.h (list_equal_p): Declare.
861 * coretypes.h (edge_def, edge, const_edge, basic_block_def
862 basic_block_def, basic_block, const_basic_block): New.
863 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
864 (redirect_eh_edge): New function.
865 (make_eh_edge_update_phi): EH edges are not abnormal.
866 * except.c: Include tree-flow.h.
867 (list_match): New function.
868 (eh_region_replaceable_by_p): New function.
869 (replace_region): New function.
870 (hash_type_list): New function.
871 (hash_eh_region): New function.
872 (eh_regions_equal_p): New function.
873 (merge_peers): New function.
874 (remove_unreachable_regions): Verify EH tree when checking;
876 (copy_eh_region_1): New function.
877 (copy_eh_region): New function.
878 (push_reachable_handler): New function.
879 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
880 regions without label but with live RESX.
881 * except.h (redirect_eh_edge_to_label): New.
882 * tree-flow.h (redirect_eh_edge): New.
883 * coretypes.h (edge_def, edge, const_edge, basic_block_def
884 basic_block_def, basic_block, const_basic_block): Remove.
885 * Makefile.in (except.o): Add dependency on tree-flow.h
886 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
887 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
890 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
893 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
894 on the destination of memcpy.
896 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
898 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
899 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
900 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
902 2009-04-25 Jan Hubicka <jh@suse.cz>
904 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
905 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
906 to be reached by different label than left.
907 (update_eh_edges): Update comment; remove edge_to_remove if possible
908 and return true if suceeded.
909 (cleanup_empty_eh): Accept sharing map; handle shared regions.
910 (cleanup_eh): Compute sharing map.
911 * except.c (remove_eh_handler_and_replace): Add argument if we should
913 (remove_unreachable_regions): Update for label sharing.
914 (label_to_region_map): Likewise.
915 (get_next_region_sharing_label): New function.
916 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
918 (remove_eh_handler): Update.
919 (remove_eh_region_and_replace_by_outer_of): New function.
920 * except.h (struct eh_region): Add next_region_sharing_label.
921 (remove_eh_region_and_replace_by_outer_of,
922 get_next_region_sharing_label): Declare.
923 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
925 2009-04-25 Jan Hubicka <jh@suse.cz>
927 * tree-cfg.c (split_critical_edges): Split also edges where we can't
928 insert code even if they are not critical.
930 2009-04-25 Jan Hubicka <jh@suse.cz>
932 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
933 (gimple_can_remove_branch_p): EH edges won't remove branch by
935 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
936 updating of non-abnormal EH edges.
937 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
938 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
939 (split_critical_edges): Split also edges where emitting code on them
940 will lead to splitting later.
942 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
943 H.J. Lu <hongjiu.lu@intel.com>
946 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
947 the configured assembler supports fildq and fistpq mnemonics.
948 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
949 * configure: Regenerated.
952 * config/i386/i386.c (print_operand): Handle 'Z'.
953 ['z']: Remove handling of special fild/fist suffixes.
954 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
955 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
957 (*floatsi<mode>2_vector_mixed): Ditto.
958 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
959 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
960 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
961 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
962 * config/i386/gas.h (GAS_MNEMONICS): Remove.
964 2009-04-25 Ben Elliston <bje@au.ibm.com>
966 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
967 the source of a set operation.
969 2009-04-25 Anatoly Sokolov <aesok@post.ru>
971 * target.h (struct gcc_target): Add case_values_threshold field.
972 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
973 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
974 * targhooks.c (default_case_values_threshold): New function.
975 * targhooks.h (default_case_values_threshold): Declare function.
976 * stmt.c (expand_case): Use case_values_threshold target hook.
977 * expr.h (case_values_threshold): Remove declartation.
978 * expr.c (case_values_threshold): Remove function.
979 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
981 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
982 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
983 (avr_case_values_threshold): Declare as static.
984 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
986 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
987 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
988 (mn10300_case_values_threshold): New function.
990 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
992 * ira.c (setup_cover_and_important_classes): Add enum cast.
994 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
996 * genpreds.c (write_enum_constraint_num): Output definition of
997 CONSTRAINT_NUM_DEFINED_P macro.
998 * ira.c (setup_cover_and_important_classes): Use
999 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
1001 2009-04-24 DJ Delorie <dj@redhat.com>
1003 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
1004 __SH2A_SINGLE_ONLY__ also.
1006 2009-04-24 Steve Ellcey <sje@cup.hp.com>
1008 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
1009 (movdf_internal): Ditto.
1010 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
1011 SFmode and DFmode constants.
1012 (ia64_print_operand): Add 'G' format for printing
1013 floating point constants.
1015 2009-04-24 Richard Guenther <rguenther@suse.de>
1017 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
1018 from unsigned additions.
1020 2009-04-24 Joseph Myers <joseph@codesourcery.com>
1022 * c-typeck.c (set_init_index): Allow array designators that are
1023 not integer constant expressions with a pedwarn if pedantic.
1025 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1027 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
1028 zero if no overlap in nonzero bits between the operands.
1030 2009-04-24 Ian Lance Taylor <iant@google.com>
1032 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
1033 (record_dead_and_set_regs): Likewise.
1034 * df.h (struct df_mw_hardreg): Change flags field to int.
1035 (struct df_base_ref): Likewise.
1036 (struct df): Change changeable_flags field to int.
1037 * df-scan.c (df_defs_record): Change clobber_flags to int.
1038 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
1039 constants rather than #define macros.
1040 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
1041 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
1042 (enum dwarf_calling_convention): Likewise.
1043 (enum dwarf_line_number_x_ops): Likewise.
1044 (enum dwarf_call_frame_info): Likewise.
1045 (enum dwarf_source_language): Likewise.
1046 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
1047 (add_calling_convention_attribute): Likewise.
1048 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
1049 (combine_comparisons): Change compcode to int. Add cast to enum type.
1050 * genrecog.c (maybe_both_true_2): Change c to int.
1051 (write_switch): Likewise. Add cast to enum type.
1052 * gimplify.c (gimplify_omp_for): Handle return values from
1053 gimplify_expr using MIN rather than bitwise or.
1054 (gimplify_expr): Add cast to enum type.
1055 * ipa-prop.c (update_jump_functions_after_inlining): Change
1056 IPA_BOTTOM to IPA_JF_UNKNOWN.
1057 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
1058 Add casts to enum type.
1059 (setup_cover_and_important_classes): Change cl to int. Add casts
1061 (setup_class_translate): Change cl and mode to int.
1062 (ira_init_once): Change mode to int.
1063 (free_register_move_costs): Likewise.
1064 (setup_prohibited_mode_move_regs): Add casts to enum type.
1065 * langhooks.c (add_builtin_function_common): Rework assertion that
1066 value fits bitfield.
1067 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
1068 * omega.c (omega_do_elimination): Avoid math on enum types.
1069 * optabs.c (expand_vec_shift_expr): Remove casts to int.
1070 * opts.c (set_debug_level): Change 2 to enum constant. Use new
1071 int local to handle integral_argment value.
1072 * regmove.c (try_auto_increment): Change PUT_MODE to
1074 * reload.c (push_secondary_reload): Add casts to enum type.
1075 (secondary_reload_class, find_valid_class): Likewise.
1076 * reload1.c (emit_input_reload_insns): Likewise.
1077 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
1078 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
1079 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
1081 * tree.c (build_common_builtin_nodes): Add casts to enum type.
1082 * tree-complex.c (complex_lattice_t): Typedef to int rather than
1084 (expand_complex_libcall): Add casts to enum type.
1085 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
1086 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
1087 with ERROR_MARK, not NUM_TREE_CODES.
1088 (vect_create_epilog_for_reduction): Likewise.
1089 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
1090 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
1091 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
1093 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
1094 vect_unused_in_loop. Change 0 to loop_vect.
1095 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
1096 * var-tracking.c (get_init_value): Change return type to enum
1098 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
1099 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
1101 (arm_override_options): Add casts to enum type.
1102 (arm_emit_tls_decoration): Likewise.
1103 * config/i386/i386.c (ix86_function_specific_restore): Add casts
1105 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
1106 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
1107 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
1109 * config/s390/s390.c (code_for_builtin_64): Change to array of
1111 (code_for_builtin_31): Likewise.
1112 (s390_expand_builtin): Change code_for_builtin to enum insn_code
1114 * config/sparc/sparc.c (sparc_override_options): Change value
1115 field in struct code_model to enum cmodel. In initializer change
1116 0 to NULL and add cast to enum type.
1118 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
1119 Change all callers. Issue a -Wc++-compat warning using
1120 lhs_origtype if necessary.
1121 (convert_for_assignment): Issue -Wc++-compat warnings about
1122 invalid conversions to enum type on assignment.
1123 * c-common.h (build_modify_expr): Update declaration.
1125 2009-04-24 Nick Clifton <nickc@redhat.com>
1127 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
1128 (function_arg_advance): Likewise.
1129 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
1132 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1134 * config/s390/constraints.md ('I', 'J'): Fix condition.
1136 2009-04-24 Diego Novillo <dnovillo@google.com>
1138 * gengtype-parse.c (parse_error): Add newline after message.
1140 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
1142 * config/i386/sse.md (avxmodesuffixs): Removed.
1143 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
1144 (*avx_pinsr<ssevecsize>): This.
1146 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
1148 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
1149 follow chains of regs with a single definition, and allow expressions
1150 that are function_invariant_p.
1151 (simple_rhs_p): Allow expressions that are function_invariant_p.
1153 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
1156 * fold-const.c (fold_cond_expr_with_comparison): When folding
1157 > and >= to MAX, make sure the MAX uses the same type as the
1158 comparison's operands.
1160 2009-04-24 Nick Clifton <nickc@redhat.com>
1162 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
1163 addressing for DImode accesses.
1164 (frv_print_operand_address): Handle PLUS case.
1165 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
1167 2009-04-24 Jakub Jelinek <jakub@redhat.com>
1169 PR rtl-optimization/39794
1170 * alias.c (canon_true_dependence): Add x_addr argument.
1171 * rtl.h (canon_true_dependence): Adjust prototype.
1172 * cse.c (check_dependence): Adjust canon_true_dependence callers.
1173 * cselib.c (cselib_invalidate_mem): Likewise.
1174 * gcse.c (compute_transp): Likewise.
1175 * dse.c (scan_reads_nospill): Likewise.
1176 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
1177 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
1178 canon_base_addr of the group, plus optional offset.
1179 (struct group_info): Rename canon_base_mem to
1181 (get_group_info): Set canon_base_addr to canon_rtx of base, not
1182 canon_rtx of base_mem.
1184 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
1186 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
1187 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
1189 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1191 * config/spu/spu-builtins.h: Delete file.
1193 * config/spu/spu.h (enum spu_builtin_type): Move here from
1195 (struct spu_builtin_description): Likewise. Add GTY marker.
1196 Do not use enum spu_function_code or enum insn_code.
1197 (spu_builtins): Add extern declaration.
1199 * config/spu/spu.c: Do not include "spu-builtins.h".
1200 (enum spu_function_code, enum spu_builtin_type_index,
1201 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
1202 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
1203 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
1204 unsigned_V2DI_type_node): Move here from spu-builtins.h.
1205 (spu_builtin_types): Make static. Add GTY marker.
1206 (spu_builtins): Add extern declaration with GTY marker.
1209 * config/spu/spu-c.c: Do not include "spu-builtins.h".
1210 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
1211 Check programmatically whether all parameters are scalar.
1213 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
1215 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
1217 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
1218 assignment from the constructor either if the target is volatile.
1220 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
1222 * config/arm/arm.md (insv): Do not share operands[0].
1224 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
1226 * config/vxlib-tls.c (active_tls_threads): Delete.
1227 (delete_hook_installed): New.
1228 (tls_delete_hook): Don't delete the delete hook.
1229 (tls_destructor): Delete it here.
1230 (__gthread_set_specific): Adjust installing the delete hook.
1231 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
1232 __gthread_leave_tsd_dtor_context.
1234 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
1236 * c-format.c (gcc_tdiag_char_table): Add support for %E.
1238 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
1240 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
1242 (alpha_rtx_costs): Ditto.
1243 (emit_unlikely_jump): Use add_reg_note.
1244 (emit_frame_store_1): Ditto.
1245 (alpha_expand_prologue): Ditto.
1246 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1247 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
1249 2009-04-23 Nick Clifton <nickc@redhat.com>
1251 * config/v850/v850.md (epilogue): Remove suppressed code.
1252 (return): Rename to return_simple and remove test of frame size.
1253 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
1254 to gen_return_simple.
1256 2009-04-22 Jing Yu <jingyu@google.com>
1259 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
1261 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1264 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
1265 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
1266 value is a VECTOR_CST, the element type is the element type of the
1269 2009-04-22 DJ Delorie <dj@redhat.com>
1271 * config/m32c/m32c.h: Update GTY annotations to new syntax.
1273 2009-04-22 Jakub Jelinek <jakub@redhat.com>
1275 * alias.c (find_base_term): Move around LO_SUM case, so that
1276 CONST falls through into PLUS/MINUS handling.
1279 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
1280 into 0, use omit_one_operand.
1282 2009-04-23 Ben Elliston <bje@au.ibm.com>
1284 * config/rs6000/linux-unwind.h (get_regs): Remove type
1285 puns. Change the type of `pc' to an array of unsigned ints and
1286 update all users. Constify frame24.
1288 2009-04-22 DJ Delorie <dj@redhat.com>
1290 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
1291 declarations before code.
1292 (current_function_special_page_vector): Likewise.
1293 (m32c_expand_insv): Silence a warning.
1295 2009-04-21 Taras Glek <tglek@mozilla.com>
1297 * alias.c: Update GTY annotations to new syntax.
1298 * basic-block.h: Likewise.
1299 * bitmap.h: Likewise.
1300 * c-common.h: Likewise.
1301 * c-decl.c: Likewise.
1302 * c-parser.c: Likewise.
1303 * c-pragma.c: Likewise.
1304 * c-tree.h: Likewise.
1305 * cfgloop.h: Likewise.
1306 * cgraph.h: Likewise.
1307 * config/alpha/alpha.c: Likewise.
1308 * config/arm/arm.h: Likewise.
1309 * config/avr/avr.h: Likewise.
1310 * config/bfin/bfin.c: Likewise.
1311 * config/cris/cris.c: Likewise.
1312 * config/darwin.c: Likewise.
1313 * config/frv/frv.c: Likewise.
1314 * config/i386/i386.c: Likewise.
1315 * config/i386/i386.h: Likewise.
1316 * config/i386/winnt.c: Likewise.
1317 * config/ia64/ia64.h: Likewise.
1318 * config/iq2000/iq2000.c: Likewise.
1319 * config/mips/mips.c: Likewise.
1320 * config/mmix/mmix.h: Likewise.
1321 * config/pa/pa.c: Likewise.
1322 * config/pa/pa.h: Likewise.
1323 * config/rs6000/rs6000.c: Likewise.
1324 * config/s390/s390.c: Likewise.
1325 * config/sparc/sparc.c: Likewise.
1326 * config/xtensa/xtensa.c: Likewise.
1327 * cselib.h: Likewise.
1328 * dbxout.c: Likewise.
1329 * dwarf2out.c: Likewise.
1330 * except.c: Likewise.
1331 * except.h: Likewise.
1332 * fixed-value.h: Likewise.
1333 * function.c: Likewise.
1334 * function.h: Likewise.
1335 * gimple.h: Likewise.
1336 * integrate.c: Likewise.
1337 * optabs.c: Likewise.
1338 * output.h: Likewise.
1341 * stringpool.c: Likewise.
1342 * tree-data-ref.c: Likewise.
1343 * tree-flow.h: Likewise.
1344 * tree-scalar-evolution.c: Likewise.
1345 * tree-ssa-address.c: Likewise.
1346 * tree-ssa-alias.h: Likewise.
1347 * tree-ssa-operands.h: Likewise.
1350 * varasm.c: Likewise.
1351 * varray.h: Likewise.
1353 * coretypes.h: Do not define GTY macro if it is already defined.
1354 * doc/gty.texi: Update GTY documentation to new syntax.
1355 * gengtype-lex.l: Enforce attribute-like syntax for GTY
1356 annotations on structs.
1357 * gengtype-parse.c: Likewise.
1359 2009-04-22 Mark Heffernan <meheff@google.com>
1361 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
1363 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1365 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
1368 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
1370 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
1371 the same as a PLUS without a shift. Increase the cost of a
1374 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1376 * Makefile.in: Update dependencies.
1377 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
1378 * errors.h: Remove bogus comment about compatibility.
1379 (warning): Update declaration.
1380 * genautomata.c: Update all calls to warning.
1381 * gimple.c: Do not include errors.h. Include toplev.h.
1382 * tree-ssa-structalias.c: Do not include errors.h.
1383 * omega.c: Likewise.
1384 * tree-ssa-reassoc.c: Likewise.
1385 * config/spu/spu-c.c: Likewise.
1386 * config/spu/t-spu-elf: Update dependencies.
1388 2009-04-22 Richard Guenther <rguenther@suse.de>
1390 PR tree-optimization/39824
1391 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1392 make sure the types are compatible.
1394 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1397 * c-common.c (c_parse_error): Take a token_flags parameter.
1398 Use token_type for the token type instead.
1399 Pass token_flags to cpp_type2name.
1400 * c-common.h (c_parse_error): Update declaration.
1401 * c-parser.c (c_parser_error): Pass 0 as token flags.
1403 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1405 PR rtl-optimization/39580
1406 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1408 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1410 * function.c (expand_function_end): Do not emit a jump to the "naked"
1411 return label for fall-through returns.
1412 * except.c (sjlj_emit_function_exit): Always place the call to the
1413 unregister function at the location installed by expand_function_end.
1415 2009-04-22 Richard Guenther <rguenther@suse.de>
1417 PR tree-optimization/39845
1418 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1419 (gen_inbound_check): Likewise.
1421 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1423 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1425 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1426 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1428 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1430 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1431 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1432 shift counts to avoid out-of-bounds array accesses.
1434 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1436 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1437 (Pmode): Move above.
1439 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1441 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1442 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1443 GET_CODE macro. Use IN_RANGE macro where appropriate.
1444 * config/alpha/alpha.h: Ditto.
1445 * config/alpha/alpha.md: Ditto.
1446 * config/alpha/constraints.md: Ditto.
1447 * config/alpha/predicates.md: Ditto.
1449 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1451 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1452 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1453 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1454 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1455 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1456 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1457 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1458 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1459 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1460 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1461 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1462 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1463 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1464 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1465 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1466 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1467 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1468 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1469 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1470 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1471 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1472 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1473 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1474 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1475 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1476 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1477 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1479 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1481 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1482 references from comments.
1483 * cfgbuild.c: (count_basic_blocks): Delete.
1484 (find_basic_blocks_1): Delete.
1485 (find_basic_blocks): Delete.
1486 * except.c (finish_eh_generation): Make static. Move comment from
1487 except.h here. Remove find_basic_blocks references from comments.
1488 * except.h (finish_eh_generation): Delete.
1489 * basic-block.h (find_basic_blocks): Delete.
1490 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1492 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1494 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1495 (sdbout_parms): Likewise.
1497 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1499 * config/sh/sh.c (prepare_cbranch_operands): Use
1500 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1501 (expand_cbranchdi4): Likewise.
1502 (from_compare): Add cast to enum type.
1503 (expand_cbranchsi4): Use add_reg_note.
1504 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1505 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1506 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1507 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1508 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1509 instead of CODE_FOR_nothing.
1510 (cbranchdi4): Likewise. Fix the order of arguments for
1512 (push_fpscr): Use add_reg_note.
1513 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1514 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1516 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1518 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1519 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1520 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1521 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1522 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1523 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1524 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1525 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1526 config/alpha/x-vms, config/arc/t-arc,
1527 config/arm/README-interworking, config/arm/arm-c.c,
1528 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1529 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1530 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1531 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1532 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1533 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1534 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1535 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1536 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1537 config/cris/t-elfmulti, config/crx/t-crx,
1538 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1539 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1540 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1541 config/h8300/t-h8300, config/i386/athlon.md,
1542 config/i386/darwin-libgcc.10.4.ver,
1543 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1544 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1545 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1546 config/i386/t-linux64, config/i386/t-nwld,
1547 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1548 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1549 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1550 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1551 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1552 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1553 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1554 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1555 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1556 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1557 config/m68k/t-uclinux, config/mcore/t-mcore,
1558 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1559 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1560 config/mips/crtn.asm, config/mips/irix-crti.asm,
1561 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1562 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1563 config/mips/mips-fixed.md, config/mips/sb1.md,
1564 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1565 config/mips/t-iris6, config/mips/t-isa3264,
1566 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1567 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1568 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1569 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1570 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1571 config/mn10300/t-linux, config/mn10300/t-mn10300,
1572 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1573 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1574 config/picochip/libgccExtras/clzsi2.asm,
1575 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1576 config/rs6000/darwin-libgcc.10.4.ver,
1577 config/rs6000/darwin-libgcc.10.5.ver,
1578 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1579 config/rs6000/t-aix43, config/rs6000/t-aix52,
1580 config/rs6000/t-darwin, config/rs6000/t-fprules,
1581 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1582 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1583 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1584 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1585 config/rs6000/t-rtems, config/rs6000/t-spe,
1586 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1587 config/score/t-score-elf, config/sh/divcost-analysis,
1588 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1589 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1590 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1591 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1592 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1593 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1594 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1595 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1596 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1597 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1598 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1599 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1600 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1601 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1602 * config/h8300/genmova.sh: Include copyright and license notices
1603 in generated output.
1604 * config/h8300/mova.md: Regenerate.
1605 * doc/install.texi2html: Include word "Copyright" in copyright
1606 notice and use name "Free Software Foundation, Inc.".
1607 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1608 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1609 ChangeLog-2007, ChangeLog-2008: Correct dates.
1611 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1613 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1614 NE_EXPR operations as well.
1615 * c-parser.c (c_parser_condition): Do not set location information on
1617 (c_parser_conditional_expression): Likewise.
1618 (c_parser_binary_expression): Set location information on operators.
1619 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1620 TRUTH_NOT_EXPR has been folded.
1621 * fold-const.c (fold_truth_not_expr): Copy location information from
1622 the incoming expression to the outgoing one.
1623 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1624 recursive calls on the LHS of the operator but pass that of the
1625 operator to recursive calls on the RHS of the operator. Set it
1627 (shortcut_cond_expr): Set the locus of the operator on the second
1628 COND_EXPR and that of the expression on the first in degenerate cases.
1629 Pass the locus of the expression to calls to shortcut_cond_r.
1630 Set the locus of the 'then' block on the associated jump, if any.
1631 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1632 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1633 expression to call to gimplify_boolean_expr.
1635 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1637 * config.gcc: Add additional configuration for
1638 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1639 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1640 (CPP_SPEC): Redefine for allowing -municode option.
1641 (STARTFILE_SPEC): Likewise.
1642 * config/i386/t-mingw-w64: New.
1643 * config/i386/mingw-w64.opt: New.
1644 (municode): Add new target option.
1645 * doc/invoke.texi (municode): Add documentation for new option.
1647 2009-04-21 Ian Lance Taylor <iant@google.com>
1649 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1650 Correct test for number of arguments.
1651 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1653 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1655 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1656 argument of emit_library_call.
1658 2009-04-21 Richard Guenther <rguenther@suse.de>
1661 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1662 inside VIEW_CONVERT_EXPRs.
1664 2009-04-21 Martin Jambor <mjambor@suse.cz>
1666 * tree-switch-conversion.c (build_constructors): Split a long line.
1667 (constructor_contains_same_values_p): New function.
1668 (build_one_array): Create assigns of constants if possible, do not
1669 call mark_sym_for_renaming, call update_stmt.
1670 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1671 make_rename_temp. Do not call mark_symbols_for_renaming, call
1673 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1674 find_new_referenced_vars, call update_stmt.
1675 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1676 instead of calling make_rename_temp. Do not call
1677 find_new_referenced_vars or mark_symbols_for_renaming, call
1680 2009-04-21 Richard Guenther <rguenther@suse.de>
1682 PR tree-optimization/39827
1683 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1684 (tree_ssa_phiprop): Pass the correct array size.
1686 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1688 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1690 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1693 * c-typeck.c (lvalue_p): Move declaration ...
1694 * c-common.h (lvalue_p): ... to here.
1695 * c-common.c (candidate_equal_p): New.
1696 (add_tlist): Use it.
1697 (merge_tlist): Use it.
1698 (warn_for_collisions_1): Likewise.
1699 (warning_candidate_p): Accept more candidates.
1700 (verify_tree): A warning candidate can be an expression. Use
1703 2009-04-21 Ben Elliston <bje@au.ibm.com>
1706 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1707 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1708 options. Remove -mcall-solaris documentation.
1710 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1713 * doc/invoke.texi (-Wlong-long): Update description.
1714 * c-lex (interpret_integer): Only warn if there was no previous
1715 overflow and -Wlong-long is enabled.
1716 * c-decl.c (declspecs_add_type): Drop redundant flags.
1717 * c.opt (Wlong-long): Init to -1.
1718 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1719 and front-end warn_long_long. Wlong-long only depends on other
1720 flags if it is uninitialized.
1721 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1722 the same for CPP and FE.
1723 (restore_extension_diagnostics): Likewise.
1725 2009-04-20 Ian Lance Taylor <iant@google.com>
1727 Fix enum conversions which are invalid in C++:
1728 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1729 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1730 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1731 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1732 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1733 (dbxout_parms): Likewise.
1734 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1735 (df_clear_flags): Likewise.
1736 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1737 top_flag parameter to int.
1738 (df_chain_create_bb_process_use): Likewise.
1739 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1741 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1742 (df_ref_create_structure, df_def_record_1): Likewise.
1743 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1744 (df_notes_rescan): Change 0 to VOIDmode in function call.
1745 (df_get_call_refs, df_insn_refs_collect): Likewise.
1746 (df_bb_regs_collect): Likewise.
1747 (df_entry_block_defs_collect): Likewise.
1748 (df_exit_block_uses_collect): Likewise.
1749 * df.h: Update declarations.
1750 * double-int.c (double_int_divmod): Add cast to enum type.
1751 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1752 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1753 (based_loc_descr): Likewise.
1754 (loc_descriptor_from_tree_1): Change first_op and second_op to
1755 enum dwarf_location_atom. Add cast to enum type.
1756 * expmed.c (init_expmed): Change 0 to SET in function call.
1757 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1758 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1759 (do_store_flag): Likewise.
1760 * fixed-value.h (struct fixed_value): Change mode to enum
1762 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1763 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1765 (insert_insn_decl, insert_decl, insert_state): Likewise.
1766 (automata_list_finish): Likewise.
1767 * genrecog.c (process_define_predicate): Add cast to enum type.
1768 * gensupport.c (init_predicate_table): Add cast to enum type.
1769 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1771 (gimple_build_call_1, gimple_build_label): Likewise.
1772 (gimple_build_goto, gimple_build_asm_1): Likewise.
1773 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1774 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1775 (enum fallback): Rename from enum fallback_t.
1776 (fallback_t): Typedef as int.
1777 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1778 GSI_SAME_STMT in function call.
1779 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1781 (setup_reg_class_relations): Likewise.
1782 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1783 (setup_prohibited_class_mode_regs): Add cast to enum type.
1784 (setup_prohibited_mode_move_regs): Likewise.
1785 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1786 (record_address_regs): Change i to enum reg_class.
1787 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1788 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1789 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1790 (GET_MODE_2XWIDER_MODE): Likewise.
1791 (GET_CLASS_NARROWEST_MODE): Likewise.
1792 * omp-low.c (expand_omp_for): Add cast to enum type.
1793 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1794 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1795 * postreload.c (reload_cse_simplify_operands): Change rclass local
1797 * predict.c (combine_predictions_for_insn): Change best_predictor
1798 and predictor to enum br_predictor.
1799 (combine_predictions_for_bb): Likewise.
1800 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1801 use SET_PREDICT_EXPR_OUTCOME.
1802 * real.c (real_arithmetic): Change icode to code in function call.
1803 * reginfo.c (init_move_cost): Add casts to enum type.
1804 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1805 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1807 * reload.c (find_valid_class): Add casts to enum type.
1808 (push_reload): Change 0 to NO_REGS in function call.
1809 (find_reloads): Change this_alternative to array of enum
1810 reg_class. Remove some now-unnecessary casts.
1811 (make_memloc): Change 0 to VOIDmode in function call.
1812 * reload1.c (reload): Change 0 to VOIDmode in function call.
1813 (eliminate_regs_1, elimination_effects): Likewise.
1814 (eliminate_regs_in_insn): Likewise.
1815 (emit_input_reload_insns): Add cast to enum type.
1816 (delete_output_reload): Change 0 to VOIDmode in function call.
1817 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1818 to enum type in function call.
1819 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1820 (SET_PREDICT_EXPR_OUTCOME): Define.
1821 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1822 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1823 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1824 (dump_function): Likewise.
1825 * tree-dump.h: Update declarations.
1826 * tree-pass.h: Update declarations.
1827 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1828 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1830 (arm_rtx_costs_1): Correct parenthesization.
1831 (arm_rtx_costs): Add casts to enum type.
1832 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1833 (vfp_emit_fstmd): Use add_rg_note.
1834 (emit_multi_reg_push, emit_sfm): Likewise.
1835 (thumb_set_frame_pointer): Likewise.
1836 (arm_expand_prologue): Likewise.
1837 (arm_regno_class): Change return type to enum reg_class.
1838 (thumb1_expand_prologue): Use add_reg_note.
1839 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1840 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1842 * config/arm/gentune.sh: Add cast to enum type.
1843 * config/arm/arm-tune.md: Rebuild.
1844 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1845 (ix86_split_fp_branch, predict_jump): Likewise.
1846 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1847 insn_code to enum rtx_code.
1848 (ix86_builtin_vectorized_function): Add cast to enum type.
1849 * config/i386/i386.md (truncdfsf2): Change slot to enum
1851 (truncxf<mode>2, isinf<mode>2): Likewise.
1852 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1854 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1855 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1856 (insert_bundle_state): Change 1 to INSERT in function call.
1857 (ia64_add_bundle_selector_before): Likewise.
1858 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1859 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1860 (restore_stack_nonlocal): Likewise.
1861 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1863 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1865 (mips_rtx_costs): Likewise.
1866 (mips_override_options): Add casts to enum type.
1867 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1869 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1870 (store_reg, set_reg_plus_d): Likewise.
1871 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1872 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1874 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1876 (emit_unlikely_jump): Use add_reg_note.
1877 (rs6000_emit_allocate_stack): Likewise.
1878 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1879 (output_toc): Change 1 to INSERT in function call.
1880 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1881 (rs6000_initialize_trampoline): Likewise.
1882 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1884 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1885 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1886 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1887 (save_gprs): Use add_reg_note.
1888 (s390_emit_prologue): Likewise.
1889 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1890 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1891 (sparc_fold_builtin): Add cast to enum type.
1892 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1894 (spu_expand_prologue): Use add_reg_note.
1895 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1897 2009-04-20 Ian Lance Taylor <iant@google.com>
1899 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1900 (c_parser_postfix_expression_after_primary): Get VEC for list of
1901 arguments. Get original types of arguments. Call
1902 build_function_call_vec.
1903 (cached_expr_list_1, cached_expr_list_2): New static variables.
1904 (c_parser_expr_list): Change return type to VEC *. Add
1905 p_orig_types parameter. Change all callers.
1906 (c_parser_release_expr): New static function.
1907 (c_parser_vec_to_tree_list): New static function.
1908 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1909 call build_function_call_vec.
1910 (build_function_call_vec): New function, based on old
1911 build_function_call.
1912 (convert_arguments): Remove nargs and argarray parameters. Change
1913 values to a VEC. Add origtypes parameter.
1914 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1915 (convert_for_assignment): Add origtype parameter. Change all
1916 callers. If warn_cxx_compat, check for conversion to an enum
1917 type when calling a function.
1918 (store_init_value): Add origtype parameter. Change all callers.
1919 (digest_init): Likewise.
1920 (struct init_node): Add origtype field.
1921 (add_pending_init): Add origtype parameter. Change all callers.
1922 (output_init_element): Likewise.
1923 (output_pending_init_elements): Pass origtype from init_node to
1924 output_init_element.
1925 (process_init_element): Pass origtype from c_expr to
1926 output_init_element.
1927 (c_finish_return): Add origtype parameter. Change all callers.
1928 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1930 (sync_resolve_params): Likewise.
1931 (sync_resolve_return): Change params to first_param. Change caller.
1932 (resolve_overloaded_builtins): Change params to VEC *. Change
1933 callers. Save first parameter around call to build_function_call_vec.
1934 * c-decl.c (finish_decl): Add origtype parameter. Change all
1935 callers. Call build_function_call_vec rather than
1936 build_function_call for cleanup.
1937 * c-tree.h: Update declarations.
1938 * c-common.h: Update declarations.
1939 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1940 params to first_param.
1941 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1942 params parameter from tree to void *.
1943 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1944 Change arglist parameter to have type void *, and to be a pointer
1946 * config/rs6000/rs6000-protos.h
1947 (altivec_resolve_overloaded_builtin): Update declaration.
1948 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1949 fnargs parameter to have type void *, and to be a pointer to a
1950 VEC. Call build_function_call_vec instead of
1951 build_function_call.
1952 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1954 2009-04-20 Joey Ye <joey.ye@intel.com>
1955 Xuepeng Guo <xuepeng.guo@intel.com>
1956 H.J. Lu <hongjiu.lu@intel.com>
1958 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1960 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1961 (IX86_LEA_PRIORITY): Likewise.
1962 (distance_non_agu_define): New function.
1963 (distance_agu_use): Likewise.
1964 (ix86_lea_for_add_ok): Likewise.
1965 (ix86_dep_by_shift_count): Likewise.
1967 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1968 should split for LEA.
1970 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1972 (ix86_dep_by_shift_count): Likewise.
1974 2009-04-20 Richard Guenther <rguenther@suse.de>
1976 * expr.c (handled_component_p): Move ...
1977 * tree.h (handled_component_p): ... here.
1978 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1979 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1980 and REALPART_EXPR to be in one group.
1982 2009-04-20 Richard Guenther <rguenther@suse.de>
1984 * basic-block.h (get_all_dominated_blocks): Declare.
1985 * dominance.c (get_all_dominated_blocks): New function.
1986 * tree-cfg.c (get_all_dominated_blocks): Remove.
1987 (remove_edge_and_dominated_blocks): Adjust.
1988 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1989 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1990 instead of recursing.
1992 2009-04-20 Doug Kwan <dougkwan@google.com>
1994 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1995 (struct cgraph_node_set_def): New type.
1996 (cgraph_node_set) New type. Also declare vector functions.
1997 (struct cgraph_node_set_element_def): New type.
1998 (cgraph_node_set_element): Ditto.
1999 (cgraph_node_set_iterator): New iterator type.
2000 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
2001 cgraph_node_set_remove, dump_cgraph_node_set,
2002 debug_cgraph_node_set): New prototypes.
2003 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
2004 cgraph_node_set_size): New inlines.
2005 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
2007 (struct ipa_opt_pass): Add struct cgraph_node_set_def
2008 argument to function 'write_summary'.
2009 * ipa.c: Include ggc.h.
2010 (hash_cgraph_node_set_element,
2011 eq_cgraph_node_set_element, cgraph_node_set_new,
2012 cgraph_node_set_add, cgraph_node_set_remove,
2013 cgraph_node_set_find, dump_cgraph_node_set,
2014 debug_cgraph_node_set): New functions.
2015 * Makefile.in (ipa.o): Add dependency on GGC_H.
2017 2009-04-20 Ira Rosen <irar@il.ibm.com>
2019 PR tree-optimization/39675
2020 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
2021 check of the return code of vect_schedule_slp. Check that
2022 stmt_vec_info still exists for the statement, before checking its
2025 2009-04-20 Michael Matz <matz@suse.de>
2027 * Makefile.in (generated_files): Take out $(simple_generated_c).
2029 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
2031 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
2032 (UINTPTR_TYPE): Likewise.
2034 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2037 * c-typeck.c (digest_init): Check for initializing an array with a
2040 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2043 * c-semantics.c (pop_stmt_list): Propagate
2044 STATEMENT_LIST_HAS_LABEL to parent statement list.
2046 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
2048 * config/mips/mips.h (mips_tune_attr): New macro.
2049 * config/mips/mips.md (cpu): Use it.
2051 2009-04-19 Joseph Myers <joseph@codesourcery.com>
2054 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
2057 2009-04-19 Diego Novillo <dnovillo@google.com>
2059 * toplev.c (compile_file): Move call to coverage_finish ...
2060 * cgraphunit.c (ipa_passes): ... here.
2061 Call cgraph_process_new_functions.
2062 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
2063 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
2065 2009-04-19 Jan Hubicka <jh@suse.cz>
2067 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
2069 (dump_cgraph_node): Dump can throw external flag.
2070 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
2072 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2076 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
2077 * common.opt (Wlogical-op): Move from here...
2078 * c.opt (Wlogical-op): ... to here.
2079 * c-typeck.c (parser_build_binary_op): Update call to
2080 warn_logical_operator.
2081 * c-opts.c (c_common_post_options): Enable warn_logical_op with
2083 * c-common.c (warn_logical_op): Update.
2084 * c-common.h (warn_logical_op): Update declaration.
2086 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
2088 * tree.c (protected_set_expr_location): Fix formatting.
2090 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2093 * c-typeck.c (readonly_warning): new.
2094 (build_unary_op, build_modify_expr): Use readonly_warning for
2095 storing into something readonly but not const-qualified.
2097 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2100 * c-typeck.c (build_unary_op): Check for taking address of
2101 expression of type void.
2103 2009-04-18 Joseph Myers <joseph@codesourcery.com>
2106 * c-typeck.c (build_function_call): Check for calling a function
2107 with qualified void return types. Call require_complete_type when
2110 2009-04-18 Jan Hubicka <jh@suse.cz>
2112 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
2114 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
2115 can_throw_external flag.
2116 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
2117 * ipa-pure-const.c (ignore_edge): New function.
2118 (propagate): Compute order for NOTHROW computation; set NOTHROWs
2119 only over can_throw_external edges.
2120 (local_pure_const): Add nothrow flag.
2121 * ipa-utils.c (searchc): Add ignore_edge callback.
2122 (ipa_utils_reduced_inorder): Add ignore_edge callback.
2123 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
2124 (set_nothrow_function_flags): Update cgraph.
2125 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
2127 2009-04-18 Richard Guenther <rguenther@suse.de>
2130 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
2131 (fold_stmt): ... this and ...
2132 (fold_stmt_inplace): ... this.
2133 (fold_stmt_1): Fold references in calls and asms.
2134 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
2136 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2138 * tree-vrp.c (ssa_name_nonzero_p): Remove.
2139 * tree.h: Remove the prototype for ssa_name_nonzero_p.
2141 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2143 * tree.c (function_args_count): Remove.
2144 * tree.h: Remove the prototype for function_args_count.
2146 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2148 * tree-iterator.c (expr_only): Remove.
2149 * tree.h: Remove the prototype for expr_only.
2151 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2153 * reginfo.c (cannot_change_mode_set_regs): Remove.
2154 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
2156 2009-04-08 Anatoly Sokolov <aesok@post.ru>
2158 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
2159 whether operands 0 and 1 overlaps.
2161 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
2164 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
2165 pointer. Use warning_at instead of warning.
2166 (search_for_addr_array): Likewise.
2167 (check_array_bounds): Likewise.
2168 (check_all_array_refs): Check that the incoming edge is not in the
2169 list of edges to be removed.
2170 (check_all_array_refs): Avoid the temporal pointer.
2171 (vrp_visit_cond_stmt): Fix typo.
2172 (simplify_switch_using_ranges): Handle the case where the switch
2173 index is an integer constant.
2175 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
2177 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
2179 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
2181 * doc/extend.texi, doc/invoke.texi: Fix typos.
2183 2009-04-17 Cary Coutant <ccoutant@google.com>
2185 * tree-flow-inline.h (get_lineno): Fix inverted test.
2187 2009-04-17 Diego Novillo <dnovillo@google.com>
2189 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2190 assertion for AVAIL_OUT.
2192 2009-04-17 Mike Frysinger <vapier@gentoo.org>
2195 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
2196 * config/sh/linux-atomic.asm: Likewise.
2198 2009-04-17 Diego Novillo <dnovillo@google.com>
2200 * except.c (debug_eh_tree): New.
2201 (struct eh_region, struct eh_status): Move ...
2202 * except.h: ... here.
2203 (add_type_for_runtime): Declare extern.
2204 (lookup_type_for_runtime): Likewise.
2205 (debug_eh_tree): Declare.
2206 * Makefile.in (GTFILES): List except.h before except.c
2208 2009-04-17 Diego Novillo <dnovillo@google.com>
2210 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
2211 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2212 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
2213 (find_vars_r): ... here.
2214 * tree-flow.h (find_referenced_vars_in): Declare.
2215 * tree-ssa-pre.c (create_expression_by_pieces): Assert
2216 that AVAIL_OUT exists for BLOCK.
2217 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
2218 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
2219 (tree-parloops.o): Likewise.
2221 2009-04-17 Simon Baldwin <simonb@google.com>
2223 * toplev.c (default_tree_printer): Add handling for %E format.
2225 2009-04-17 Diego Novillo <dnovillo@google.com>
2227 * tree-pretty-print.c (dump_generic_node): Add break after
2228 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
2229 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
2230 FUNCTION_TYPE together. Call print_struct_decl when printing
2231 structures and TDF_SLIM is not given.
2232 (print_struct_decl): Fix logic for detecting recursion.
2234 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2237 * gcc.c (create_at_file): New.
2238 (compile_input_file_p): New.
2239 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
2240 * main.c (main): Update call to toplev_main.
2241 * toplev.c (toplev_main): Change signature. Call expandargv.
2242 * toplev.h (toplev_main): Change signature.
2244 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2246 * dwarf2out.c (field_byte_offset): Use the type size as the field size
2247 if the latter is not constant.
2249 2009-04-17 David Edelsohn <edelsohn@gnu.org>
2251 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
2253 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
2255 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
2256 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
2258 2009-04-17 Richard Guenther <rguenther@suse.de>
2260 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2261 Handle component references view-converting an invariant address.
2263 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
2265 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
2266 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
2267 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
2268 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
2269 Use @deftypevr rather than @deftypevar.
2271 2009-04-17 Richard Guenther <rguenther@suse.de>
2273 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
2274 (get_prop_source_stmt): Likewise.
2275 (can_propagate_from): Likewise.
2277 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
2279 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
2280 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
2281 (--with-multilib-list): Add default value.
2282 * configure: Regenerate.
2283 * Makefile.in (TM_ENDIAN_CONFIG): Define.
2284 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
2285 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
2286 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
2287 Don't add default cpu to multilib list unnecessarily, but do enable
2288 the relevant compiler option..
2289 Add support for --with-multilib-list=<blank> and
2290 --with-multilib-list=!<somelib> to supress unwanted multilibs.
2291 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
2292 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
2293 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
2295 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
2296 (MULTILIB_OSDIRNAMES): New variable.
2297 * config/sh/t-1e: Delete file.
2298 * config/sh/t-mlib-sh1: Delete file.
2299 * config/sh/t-mlib-sh2: Delete file.
2300 * config/sh/t-mlib-sh2a: Delete file.
2301 * config/sh/t-mlib-sh2a-nofpu: Delete file.
2302 * config/sh/t-mlib-sh2a-single: Delete file.
2303 * config/sh/t-mlib-sh2a-single-only: Delete file.
2304 * config/sh/t-mlib-sh2e: Delete file.
2305 * config/sh/t-mlib-sh3e: Delete file.
2306 * config/sh/t-mlib-sh4: Delete file.
2307 * config/sh/t-mlib-sh4-nofpu: Delete file.
2308 * config/sh/t-mlib-sh4-single: Delete file.
2309 * config/sh/t-mlib-sh4-single-only: Delete file.
2310 * config/sh/t-mlib-sh4a: Delete file.
2311 * config/sh/t-mlib-sh4a-nofpu: Delete file.
2312 * config/sh/t-mlib-sh4a-single: Delete file.
2313 * config/sh/t-mlib-sh4a-single-only: Delete file.
2314 * config/sh/t-mlib-sh4al: Delete file.
2315 * config/sh/t-mlib-sh5-32media: Delete file.
2316 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
2317 * config/sh/t-mlib-sh5-64media: Delete file.
2318 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
2319 * config/sh/t-mlib-sh5-compact: Delete file.
2320 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
2321 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
2322 * doc/install.texi (Options specification): Add
2323 --with-multilib-list and --with-endian.
2325 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
2327 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
2329 (OBJS-common): Add plugin-version.o.
2330 (plugin-version.o): New.
2331 * gcc-plugin.h (plugin_gcc_version): New.
2332 (plugin_default_version_check): New.
2333 (plugin_init_func, plugin_init): Add version argument.
2334 * plugin-version.c: New.
2335 * plugin.c (str_plugin_gcc_version_name): New.
2336 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
2337 pass it to the init function.
2338 (plugin_default_version_check): New.
2340 2009-04-17 Richard Guenther <rguenther@suse.de>
2342 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
2343 for decl-vs-decl disambiguation.
2345 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
2347 * config/s390/s390.h (s390_tune_attr): New macro definition.
2348 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
2350 2009-04-17 Richard Guenther <rguenther@suse.de>
2352 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
2353 (fold_stmt_r): Likewise.
2354 (maybe_fold_reference): New function.
2355 (fold_gimple_assign): Handle cases fold_stmt_r did.
2356 (fold_stmt): Do not use fold_stmt_r.
2357 (fold_stmt_inplace): Likewise.
2359 2009-04-17 Richard Guenther <rguenther@suse.de>
2361 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
2362 (record_equivalences_from_stmt): Remove useless checks and
2364 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
2365 the type is already suitable.
2367 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
2369 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
2371 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
2373 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
2374 (CMPtype): Define as __gcc_CMPtype.
2376 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
2378 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
2379 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
2381 2009-04-17 Richard Guenther <rguenther@suse.de>
2383 PR tree-optimization/39746
2384 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
2385 special-casing for builtins and static variable use/def.
2386 (call_may_clobber_ref_p_1): Likewise.
2388 2009-04-16 Ian Lance Taylor <iant@google.com>
2390 * df.h: Include "timevar.h".
2391 (struct df_problem): Change tv_id field to timevar_id_t.
2392 * tree-pass.h: Include "timevar.h".
2393 (struct opt_pass): Change tv_id field to timevar_id_t.
2394 * timevar.h (timevar_id_t): Define TV_NONE.
2395 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2396 TV_NONE rather than tv_id != 0.
2397 (execute_one_pass): Likewise.
2398 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2399 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2400 dependencies to $(TREE_PASS_H).
2401 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2403 (pass_branch_target_load_optimize2): Likewise.
2404 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2405 (pass_outof_cfg_layout_mode): Likewise.
2406 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2407 (pass_rebuild_cgraph_edges): Likewise.
2408 (pass_remove_cgraph_callee_edges): Likewise.
2409 * df-core.c (pass_df_initialize_opt): Likewise.
2410 (pass_df_initialize_no_opt): Likewise.
2411 (pass_df_finish): Likewise.
2412 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2413 * except.c (pass_set_nothrow_function_flags): Likewise.
2414 (pass_convert_to_eh_region_ranges): Likewise.
2415 * final.c (pass_compute_alignments): Likewise.
2416 * function.c (pass_instantiate_virtual_regs): Likewise.
2417 (pass_init_function): Likewise.
2418 (pass_leaf_regs): Likewise.
2419 (pass_match_asm_constraints): Likewise.
2420 * gimple-low.c (pass_lower_cf): Likewise.
2421 (pass_mark_used_blocks): Likewise.
2422 * init-regs.c (pass_initialize_regs): Likewise.
2423 * integrate.c (pass_initial_value_sets): Likewise.
2424 * ira.c (pass_ira): Likewise.
2425 * jump.c (pass_cleanup_barriers): Likewise.
2426 * omp-low.c (pass_expand_omp): Likewise.
2427 (pass_lower_omp): Likewise.
2428 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2429 * recog.c (pass_split_all_insns): Likewise.
2430 (pass_split_after_reload): Likewise.
2431 (pass_split_before_regstack): Likewise.
2432 (pass_split_before_sched2): Likewise.
2433 (pass_split_for_shorten_branches): Likewise.
2434 * reginfo.c (pass_reginfo_init): Likewise.
2435 (pass_subregs_of_mode_init): Likewise.
2436 (pass_subregs_of_mode_finish): Likewise.
2437 * passes.c (pass_postreload): Likewise.
2438 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2439 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2440 (pass_warn_function_return): Likewise.
2441 (pass_warn_function_noreturn): Likewise.
2442 * tree-complex.c (pass_lower_complex): Likewise.
2443 (pass_lower_complex_O0): Likewise.
2444 * tree-if-conv.c (pass_if_conversion): Likewise.
2445 * tree-into-ssa.c (pass_build_ssa): Likewise.
2446 * tree-mudflap.c (pass_mudflap_1): Likewise.
2447 (pass_mudflap_2): Likewise.
2448 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2449 (pass_mudflap_2): Likewise.
2450 * tree-nrv.c (pass_return_slot): Likewise.
2451 * tree-object-size.c (pass_object_sizes): Likewise.
2452 * tree-optimize.c (pass_all_optimizations): Likewise.
2453 (pass_early_local_passes): Likewise.
2454 (pass_all_early_optimizations): Likewise.
2455 (pass_cleanup_cfg): Likewise.
2456 (pass_cleanup_cfg_post_optimizing): Likewise.
2457 (pass_free_datastructures): Likewise.
2458 (pass_free_cfg_annotations): Likewise.
2459 (pass_fixup_cfg): Likewise.
2460 (pass_init_datastructures): Likewise.
2461 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2462 (pass_late_warn_uninitialized): Likewise.
2463 (pass_update_address_taken): Likewise.
2464 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2465 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2466 (pass_cse_sincos): Likewise.
2467 (pass_convert_to_rsqrt): Likewise.
2468 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2469 * tree-stdarg.c (pass_stdarg): Likewise.
2470 * tree-tailcall.c (pass_tail_recursion): Likewise.
2471 (pass_tail_calls): Likewise.
2472 * tree-vect-generic.c (pass_lower_vector): Likewise.
2473 (pass_lower_vector_ssa): Likewise.
2474 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2476 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2478 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2480 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2482 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2483 logical and signext.
2485 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2488 * config/sh/predicates.md (arith_operand): Check if the operand
2489 of TRUNCATE is a REG.
2491 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2493 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2494 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2496 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2498 * tree-iterator.c (tsi_split_statement_list_after,
2499 tsi_split_statement_list_before): Remove.
2500 * tree-iterator.h: Remove the prototypes for
2501 tsi_split_statement_list_after and tsi_split_statement_list_before.
2503 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2505 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2506 * tree-ssa-propagate.h: Remove the prototype for
2507 stmt_makes_single_load.
2509 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2511 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2512 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2514 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2516 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2518 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2520 * except.c (eh_region_outer_p): Remove.
2521 * except.h: Remove the prototype for eh_region_outer_p.
2523 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2525 * function.c (current_function_assembler_name): Remove.
2526 * function.h: Remove the prototype for
2527 current_function_assembler_name.
2529 2009-04-16 Ian Lance Taylor <iant@google.com>
2531 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2532 (add_reg_note): Call alloc_reg_note.
2533 * rtl.h (alloc_reg_note): Declare.
2534 * combine.c (try_combine): Use alloc_reg_note.
2535 (recog_for_combine, move_deaths): Likewise.
2536 (distribute_notes): Use alloc_reg_note and add_reg_note.
2537 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2538 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2539 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2541 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2543 PR rtl-optimization/39762
2544 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2545 ira_may_move_out_cost): Add comments about way of their usage.
2546 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2548 * ira-conflicts.c (process_regs_for_copy): Use function
2549 ira_get_register_move_cost instead of global
2550 ira_register_move_cost.
2552 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2553 color_pass, move_spill_restore, update_curr_costs): Ditto.
2555 * ira-lives.c (process_single_reg_class_operands): Ditto.
2557 * ira-emit.c (emit_move_list): Ditto.
2559 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2560 (record_reg_classes): Ditto. Use functions
2561 ira_get_register_move_cost and ira_get_may_move_cost instead of
2562 global vars ira_register_move_cost, ira_may_move_out_cost and
2563 ira_may_move_in_cost.
2564 (record_address_regs): Don't call ira_init_register_move_cost.
2565 Use function ira_get_may_move_cost instead of global
2566 ira_may_move_in_cost.
2567 (process_bb_node_for_hard_reg_moves): Use function
2568 ira_get_register_move_cost instead of global ira_register_move_cost.
2569 (ira_costs): Don't call ira_init_register_move_cost.
2571 2009-04-16 Richard Guenther <rguenther@suse.de>
2573 * tree-cfg.c (verify_gimple_assign_binary):
2574 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2575 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2576 (create_general_new_stmt): Note that this function is broken.
2578 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2580 * common.opt (fhelp): Add Var(help_flag).
2581 * gcc-plugin.h (plugin_info): Add help.
2582 * plugin.c (plugin_name_args): Add help.
2583 (register_plugin_info): Set plugin->help.
2584 (print_help_one_plugin): New.
2585 (print_plugins_help): New.
2586 * plugin.h (print_plugins_help): New.
2587 * toplev.c (toplev_main): Call print_plugins_help if needed.
2589 2009-04-16 Richard Guenther <rguenther@suse.de>
2591 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2592 (gimple_ior_addresses_taken_1): New function.
2593 (gimple_ior_addresses_taken): Likewise.
2594 * gimple.h (struct gimple_statement_with_ops_base): Remove
2595 addresses_taken member.
2596 (gimple_ior_addresses_taken): Declare.
2597 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2598 gimple_set_addresses_taken): Remove.
2599 * ipa-reference.c (mark_address): New function.
2600 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2601 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2602 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2603 (gimple_add_to_addresses_taken): Remove.
2604 (get_tmr_operands): Call mark_address_taken.
2605 (get_asm_expr_operands): Likewise.
2606 (get_expr_operands): Likewise.
2607 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2608 (free_stmt_operands): Do not free it.
2609 * tree-ssa.c (delete_tree_ssa): Likewise.
2610 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2612 2009-04-16 Richard Guenther <rguenther@suse.de>
2614 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2615 (walk_stmt_load_store_ops): Likewise.
2616 * gimple.c (get_base_loadstore): New function.
2617 (walk_stmt_load_store_addr_ops): Likewise.
2618 (walk_stmt_load_store_ops): Likewise.
2619 * ipa-pure-const.c (check_op): Simplify.
2620 (check_load, check_store): New functions.
2621 (check_stmt): Use walk_stmt_load_store_ops.
2622 * ipa-reference.c (mark_load): Adjust signature.
2623 (mark_store): Likewise.
2624 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2626 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2628 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2630 * opts.c (common_handle_option): Don't call print_version.
2631 * plugin.c (plugin_name_args): Add version.
2632 (register_plugin_info): New.
2633 (register_callback): Handle PLUGIN_INFO.
2634 (try_init_one_plugin): New.
2635 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2637 (finalize_one_plugin): New.
2638 (finalize_plugins): New.
2639 (print_one_plugin): New.
2640 (print_plugins_versions): New.
2641 * plugin.h (print_plugins_versions): New.
2642 (finalize_plugins): New.
2643 * toplev.c (compile_file): Don't call initialize_plugins.
2644 (print_version): Call print_plugins_versions.
2645 (toplev_main): Call initialize_plugins. Print version if needed.
2646 Call finalize_plugins.
2648 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2650 * common.opt (fversion): New.
2651 * gcc.c (print_version): New.
2652 (process_command): Don't print the version. Just set print_version.
2653 (main): Print version. Call subprocesses if print_version and
2654 verbose_flag are set.
2655 * opts.c (common_handle_option): Handle OPT_fversion.
2657 2009-04-16 Richard Guenther <rguenther@suse.de>
2658 Ira Rosen <irar@il.ibm.com>
2660 PR tree-optimization/39698
2661 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2662 type of the reduction variable. Only generate the def if
2665 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2666 make sure to first convert to an integer of the same precision.
2667 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2668 the type of the evolution correctly in computing the new
2669 induction variable base.
2671 2009-04-16 Richard Guenther <rguenther@suse.de>
2674 * tree-cfg.c (make_blocks): Split statements with to-be
2675 abnormal SSA names on the lhs.
2677 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2679 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2680 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2681 * c-typeck.c (really_start_incremental_init): Likewise.
2682 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2683 (TARGET_INITIALIZER): Remove it.
2684 * target.h (struct target): Remove vector_opaque_p.
2685 * tree.c (build_opaque_vector_type): New.
2686 * tree.h (TYPE_VECTOR_OPAQUE): New.
2687 (build_opaque_vector_type): Declare.
2688 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2689 * config/rs6000/rs6000.c (build_opaque_vector_type,
2690 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2691 (rs6000_init_builtins): Use build_opaque_vector_type for
2692 opaque_V4SI_type_node.
2694 2009-04-15 Catherine Moore <clm@codesourcery.com>
2696 * debug.h (set_name): Declare.
2697 * dwarf2out.c (dwarf2out_set_name): Declare.
2698 (dwarf2_debug_hooks): Add set_name.
2699 (find_AT_string): New.
2700 (add_AT_string): Call find_AT_string.
2701 (dwarf2out_set_name): New.
2702 * cp/decl.c (grokdeclarator): Call set_name.
2703 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2704 * debug.c (do_nothing_debug_hooks): Likewise.
2705 * dbxout.c (dbx_debug_hooks): Likewise.
2706 * sdbout.c (sdb_debug_hooks): Likewise.
2708 2009-04-15 Michael Eager <eager@eagercon.com>
2710 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2711 reg for single-precision FPU.
2712 * config/rs6000/rs6000.md (movsi_internal1): Only for
2714 (movsi_internal1_single): New. Add pattern to move SI values to/from
2715 single-precision FP regs.
2717 2009-04-15 Richard Guenther <rguenther@suse.de>
2719 * omp-low.c (lower_rec_input_clauses): Build correct address
2721 (expand_omp_for_generic): Fix multiplication type.
2722 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2723 (generate_memset_zero): Fix types.
2724 * tree-profile.c (prepare_instrumented_value): Correctly
2727 2009-04-15 Ian Lance Taylor <iant@google.com>
2729 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2730 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2731 for -Wall and for -Wc++-compat.
2732 (c_common_post_options): For C++, set warn_enum_compare if not
2734 * c-tree.h (struct c_expr): Add field original_type.
2735 (build_external_ref): Update declaration.
2736 * c-parser.c (c_parser_braced_init): Set original_type.
2737 (c_parser_initelt): Likewise.
2738 (c_parser_expr_no_commas): Likewise.
2739 (c_parser_conditional_expression): Likewise.
2740 (c_parser_cast_expression): Likewise.
2741 (c_parser_unary_expression): Likewise. Pull setting of
2742 original_code to top of function.
2743 (c_parser_sizeof_expression): Set original_type.
2744 (c_parser_alignof_expression): Likewise.
2745 (c_parser_postfix_expression): Likewise. Pull setting of
2746 original_code to top of function.
2747 (c_parser_postfix_expression_after_paren_type): Set original_type.
2748 (c_parser_postfix_expression_after_primary): Likewise.
2749 (c_parser_expression): Likewise.
2750 * c-typeck.c (build_external_ref): Add type parameter. Change all
2752 (c_expr_sizeof_expr): Set original_type field.
2753 (parser_build_unary_op): Likewise.
2754 (parser_build_binary_op): Likewise. Optionally warn about
2755 comparisons of enums of different types.
2756 (digest_init): Set original_type field.
2757 (really_start_incremental_init): Likewise.
2758 (push_init_level, pop_init_level): Likewise.
2759 * doc/invoke.texi (Warning Options): -Wenum-compare now
2762 2009-04-15 Richard Guenther <rguenther@suse.de>
2764 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2765 out a necessary conversion.
2766 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2767 names we didn't value number.
2768 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2770 2009-04-15 Richard Guenther <rguenther@suse.de>
2772 PR tree-optimization/39764
2773 * tree-ssa-ccp.c (get_value): Canonicalize value with
2774 canonicalize_float_value.
2776 2009-04-15 Jan Hubicka <jh@suse.cz>
2778 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2779 Wrong version of patch.
2781 2009-04-15 Jan Hubicka <jh@suse.cz>
2783 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2785 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2787 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2788 our distinct integral and vector types.
2790 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2792 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2793 * init.c (build_vtbl_address): Remove call to assemble_external.
2795 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2797 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2798 output for other floating point modes.
2800 2009-04-14 Diego Novillo <dnovillo@google.com>
2802 * diagnostic.c (diagnostic_report_diagnostic): Do not
2803 warn about loaded plugins for DK_ERROR and DK_WARNING.
2804 * c-decl.c (declspecs_add_type): Move call to
2805 invoke_plugin_callbacks ...
2806 * c-parser.c (c_parser_declspecs): ... here.
2807 * plugin.c (dump_active_plugins): Tidy output.
2809 2009-04-14 Diego Novillo <dnovillo@google.com>
2810 Le-Chun Wu <lcwu@google.com>
2812 * configure.ac: Add --enable-plugin support.
2813 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2814 * Makefile.in (PLUGIN_H): Define.
2815 Export ENABLE_PLUGIN and GMPINC to site.exp.
2816 Add PLUGINLIBS to link command.
2817 Add/modify dependencies for plugin.o and files including plugin.h.
2819 * config.in: Regenerate.
2821 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2824 2009-04-14 Le-Chun Wu <lcwu@google.com>
2826 * tree-pass.h (register_one_dump_file): Add a prototype for
2827 register_one_dump_file.
2828 * toplev.c (compile_file): Call initialize_plugins.
2829 (do_compile): Call invoke_plugin_callbacks.
2830 (toplev_main): Call invoke_plugin_callbacks.
2831 * common.opt: Add -fplugin= and -fplugin-arg-.
2832 * gcc-plugin.h: New public header file for plugins to include.
2833 * plugin.c: New source file.
2834 * plugin.h: New internal header file.
2835 * passes.c (register_one_dump_file): Make it external.
2837 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2839 2009-04-14 Diego Novillo <dnovillo@google.com>
2841 * doc/plugins.texi: New.
2842 * doc/gccint.texi: Add reference to Plugins chapter.
2843 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2844 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2845 loaded plugins, if any.
2846 * timevar.def (TV_PLUGIN_INIT): Define.
2847 (TV_PLUGIN_RUN): Define.
2848 * plugin.c: Include timevar.h
2849 (plugins_active_p): New.
2850 (dump_active_plugins): New.
2851 (debug_active_plugins): New.
2853 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2855 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2857 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2859 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2861 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2862 the same as a minus without a shift.
2864 2009-04-14 Nick Clifton <nickc@redhat.com>
2866 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2867 comparisons with small integers will always produce a short
2870 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2873 2008-12-19 Diego Novillo <dnovillo@google.com>
2875 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2877 2009-04-14 Richard Guenther <rguenther@suse.de>
2879 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2881 (verify_gimple_assign_binary): Likewise. Handle shifts and
2883 (verify_gimple_phi): Print the mismatched argument position.
2884 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2886 (vect_update_init_of_dr): Likewise.
2887 * matrix-reorg.c (transform_access_sites): Do what the
2889 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2891 2009-04-13 Michael Eager <eager@eagercon.com>
2893 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2894 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2895 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2896 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2897 remove duplicate config
2899 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2901 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2902 file_name:line_number type locator of the call site.
2904 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2906 * genautomata.c: Put blank after comma.
2907 (automaton_decls): New.
2908 (struct unit_usage): Add comments to member next.
2909 (store_alt_unit_usage): Keep the list ordered.
2910 (unit_present_on_list_p, equal_alternatives_p): New.
2911 (check_regexp_units_distribution): Check units distribution
2912 correctness correctly.
2913 (main): Don't write automata if error is found. Return correct
2916 * config/m68k/cf.md (cfv4_ds): Remove.
2917 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2918 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2920 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2921 power4-load-ext, power4-store, power4-store-update,
2922 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2923 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2924 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2925 power4-sqrt, power4-isync): Modify reservation to make correct
2926 unit distribution to automata.
2928 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2929 power5-store-update, power5-two, power5-three, power5-lmul,
2930 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2932 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2934 * except.c (pass_set_nothrow_function_flags): Set name and add
2936 (set_nothrow_function_flags): Mention in the dump file when
2937 changing a function to nothrow.
2939 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2942 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2943 instead of unsigned long.
2945 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2947 * config/arm/arm.c (return_used_this_function): Remove.
2948 (arm_output_function_prologue): Remove use of
2949 return_used_this_function.
2950 (output_return_instruction): Replace use of
2951 return_used_this_function
2952 by cfun->machine->return_used_this_function.
2953 (arm_output_epilogue): Likewise.
2954 (arm_output_function_epilogue): Likewise.
2955 (thumb_unexpanded_epilogue): Likewise.
2956 * config/arm/arm.h (struct machine_function):
2957 New member return_used_this_function.
2959 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2961 * doc/install.texi: Correct description of default directory for
2962 --with-gxx-include-dir.
2964 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2966 * fold-const.c (build_range_check): Properly deal with enumeral and
2969 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2971 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2972 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2973 * params.h (MAX_GCSE_PASSES): Remove.
2974 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2975 in sequence. Remove ability to run multiple passes.
2976 (bypass_jumps): Report run as third CPROP pass.
2978 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2981 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2982 when deciding whether the whole SEQUENCE can throw.
2984 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2987 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2988 offseted label references.
2990 2009-04-11 Jan Hubicka <jh@suse.cz>
2992 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2994 2009-04-11 Richard Guenther <rguenther@suse.de>
2997 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2998 return variables as TREE_ADDRESSABLE.
3000 2009-04-11 Richard Guenther <rguenther@suse.de>
3002 PR tree-optimization/39713
3003 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
3004 reference trees have SSA_NAME operands.
3006 2009-04-11 Richard Guenther <rguenther@suse.de>
3009 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
3010 address expressions.
3012 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
3014 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
3015 match changes in Cygwin 1.7
3016 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
3017 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
3019 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3021 PR tree-optimization/39701
3022 * doc/invoke.texi (Optimization Options): Document change in
3023 meaning and initialization of -fdelete-null-pointer-checks.
3025 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3028 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
3030 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
3033 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
3035 2009-04-10 Chao-ying Fu <fu@mips.com>
3037 * doc/tm.texi (Instruction Output): Document
3038 TARGET_ASM_FINAL_POSTSCAN_INSN.
3039 * target.h (final_postscan_insn): New field in asm_out.
3040 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3041 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
3042 * final.c (final_scan_insn): Call
3043 targetm.asm_out.final_postscan_insn after outputting
3044 an asm macro and a normal instruction.
3046 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
3047 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
3048 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
3049 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
3050 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
3052 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
3055 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
3056 variables as non-NULL even with -fdelete-null-pointer-checks.
3058 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
3060 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
3062 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
3065 * config/i386/i386.c (classify_argument): Handle SCmode with
3066 (bit_offset % 64) != 0.
3068 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
3070 * doc/invoke.texi (Optimize Options): Add cross-reference to
3071 -Q --help=optimizers examples.
3073 2009-04-10 Ben Elliston <bje@au.ibm.com>
3076 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
3077 regalign for the reg == fpr and TDmode case.
3079 2009-04-09 David Ayers <ayers@fsfe.org>
3082 * objc/objc-act.c (warn_with_method): Remove helper function.
3083 (check_duplicates): Call warning and inform directly.
3084 (really_start_method): Likewise.
3086 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3088 * expmed.c (expand_divmod): Always use a comparison for a division
3089 by a large unsigned integer.
3091 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
3092 for things others than variables or functions as nonzero.
3094 2009-04-09 Nick Clifton <nickc@redhat.com>
3096 * unwind-compat.c: Change copyright header to refer to version
3097 3 of the GNU General Public License with version 3.1 of the
3098 GCC Runtime Library Exception and to point readers at the
3099 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
3100 * config/alpha/crtfastmath.c: Likewise.
3101 * config/alpha/linux-unwind.h: Likewise.
3102 * config/alpha/qrnnd.asm: Likewise.
3103 * config/alpha/vms-crt0-64.c: Likewise.
3104 * config/alpha/vms-crt0.c: Likewise.
3105 * config/alpha/vms-dwarf2.asm: Likewise.
3106 * config/alpha/vms-dwarf2eh.asm: Likewise.
3107 * config/alpha/vms-psxcrt0-64.c: Likewise.
3108 * config/alpha/vms-psxcrt0.c: Likewise.
3109 * config/alpha/vms_tramp.asm: Likewise.
3110 * config/arc/initfini.c: Likewise.
3111 * config/arc/lib1funcs.asm: Likewise.
3112 * config/arm/bpabi-v6m.S: Likewise.
3113 * config/arm/bpabi.S: Likewise.
3114 * config/arm/bpabi.c: Likewise.
3115 * config/arm/crti.asm: Likewise.
3116 * config/arm/crtn.asm: Likewise.
3117 * config/arm/ieee754-df.S: Likewise.
3118 * config/arm/ieee754-sf.S: Likewise.
3119 * config/arm/lib1funcs.asm: Likewise.
3120 * config/arm/libunwind.S: Likewise.
3121 * config/arm/linux-atomic.c: Likewise.
3122 * config/arm/mmintrin.h: Likewise.
3123 * config/arm/pr-support.c: Likewise.
3124 * config/arm/unaligned-funcs.c: Likewise.
3125 * config/arm/unwind-arm.c: Likewise.
3126 * config/arm/unwind-arm.h: Likewise.
3127 * config/avr/libgcc.S: Likewise.
3128 * config/bfin/crti.s: Likewise.
3129 * config/bfin/crtlibid.s: Likewise.
3130 * config/bfin/crtn.s: Likewise.
3131 * config/bfin/lib1funcs.asm: Likewise.
3132 * config/bfin/linux-unwind.h: Likewise.
3133 * config/cris/arit.c: Likewise.
3134 * config/cris/cris_abi_symbol.c: Likewise.
3135 * config/darwin-64.c: Likewise.
3136 * config/darwin-crt2.c: Likewise.
3137 * config/darwin-crt3.c: Likewise.
3138 * config/darwin.h: Likewise.
3139 * config/dbxelf.h: Likewise.
3140 * config/dfp-bit.c: Likewise.
3141 * config/dfp-bit.h: Likewise.
3142 * config/elfos.h: Likewise.
3143 * config/fixed-bit.c: Likewise.
3144 * config/fixed-bit.h: Likewise.
3145 * config/fp-bit.c: Likewise.
3146 * config/fp-bit.h: Likewise.
3147 * config/fr30/crti.asm: Likewise.
3148 * config/fr30/crtn.asm: Likewise.
3149 * config/fr30/lib1funcs.asm: Likewise.
3150 * config/freebsd-spec.h: Likewise.
3151 * config/frv/cmovd.c: Likewise.
3152 * config/frv/cmovh.c: Likewise.
3153 * config/frv/cmovw.c: Likewise.
3154 * config/frv/frvbegin.c: Likewise.
3155 * config/frv/frvend.c: Likewise.
3156 * config/frv/lib1funcs.asm: Likewise.
3157 * config/glibc-stdint.h: Likewise.
3158 * config/h8300/clzhi2.c: Likewise.
3159 * config/h8300/crti.asm: Likewise.
3160 * config/h8300/crtn.asm: Likewise.
3161 * config/h8300/ctzhi2.c: Likewise.
3162 * config/h8300/fixunssfsi.c: Likewise.
3163 * config/h8300/lib1funcs.asm: Likewise.
3164 * config/h8300/parityhi2.c: Likewise.
3165 * config/h8300/popcounthi2.c: Likewise.
3166 * config/i386/ammintrin.h: Likewise.
3167 * config/i386/att.h: Likewise.
3168 * config/i386/avxintrin.h: Likewise.
3169 * config/i386/biarch64.h: Likewise.
3170 * config/i386/bmmintrin.h: Likewise.
3171 * config/i386/cpuid.h: Likewise.
3172 * config/i386/cross-stdarg.h: Likewise.
3173 * config/i386/crtfastmath.c: Likewise.
3174 * config/i386/crtprec.c: Likewise.
3175 * config/i386/cygming-crtbegin.c: Likewise.
3176 * config/i386/cygming-crtend.c: Likewise.
3177 * config/i386/cygwin.asm: Likewise.
3178 * config/i386/emmintrin.h: Likewise.
3179 * config/i386/gmm_malloc.h: Likewise.
3180 * config/i386/gthr-win32.c: Likewise.
3181 * config/i386/i386.h: Likewise.
3182 * config/i386/immintrin.h: Likewise.
3183 * config/i386/linux-unwind.h: Likewise.
3184 * config/i386/linux64.h: Likewise.
3185 * config/i386/mm3dnow.h: Likewise.
3186 * config/i386/mmintrin-common.h: Likewise.
3187 * config/i386/mmintrin.h: Likewise.
3188 * config/i386/nmmintrin.h: Likewise.
3189 * config/i386/pmm_malloc.h: Likewise.
3190 * config/i386/pmmintrin.h: Likewise.
3191 * config/i386/smmintrin.h: Likewise.
3192 * config/i386/sol2-c1.asm: Likewise.
3193 * config/i386/sol2-ci.asm: Likewise.
3194 * config/i386/sol2-cn.asm: Likewise.
3195 * config/i386/sol2-gc1.asm: Likewise.
3196 * config/i386/tmmintrin.h: Likewise.
3197 * config/i386/unix.h: Likewise.
3198 * config/i386/w32-unwind.h: Likewise.
3199 * config/i386/wmmintrin.h: Likewise.
3200 * config/i386/x86-64.h: Likewise.
3201 * config/i386/x86intrin.h: Likewise.
3202 * config/i386/xmmintrin.h: Likewise.
3203 * config/ia64/crtbegin.asm: Likewise.
3204 * config/ia64/crtend.asm: Likewise.
3205 * config/ia64/crtfastmath.c: Likewise.
3206 * config/ia64/crti.asm: Likewise.
3207 * config/ia64/crtn.asm: Likewise.
3208 * config/ia64/fde-glibc.c: Likewise.
3209 * config/ia64/lib1funcs.asm: Likewise.
3210 * config/ia64/linux-unwind.h: Likewise.
3211 * config/ia64/quadlib.c: Likewise.
3212 * config/ia64/unwind-ia64.c: Likewise.
3213 * config/linux.h: Likewise.
3214 * config/m32c/m32c-lib1.S: Likewise.
3215 * config/m32c/m32c-lib2-trapv.c: Likewise.
3216 * config/m32c/m32c-lib2.c: Likewise.
3217 * config/m32r/initfini.c: Likewise.
3218 * config/m68hc11/larith.asm: Likewise.
3219 * config/m68hc11/m68hc11-crt0.S: Likewise.
3220 * config/m68k/cf.md: Likewise.
3221 * config/m68k/crti.s: Likewise.
3222 * config/m68k/crtn.s: Likewise.
3223 * config/m68k/lb1sf68.asm: Likewise.
3224 * config/m68k/linux-unwind.h: Likewise.
3225 * config/mcore/crti.asm: Likewise.
3226 * config/mcore/crtn.asm: Likewise.
3227 * config/mcore/lib1.asm: Likewise.
3228 * config/mips/linux-unwind.h: Likewise.
3229 * config/mips/loongson.h: Likewise.
3230 * config/mips/mips16.S: Likewise.
3231 * config/mmix/crti.asm: Likewise.
3232 * config/mmix/crtn.asm: Likewise.
3233 * config/pa/fptr.c: Likewise.
3234 * config/pa/hpux-unwind.h: Likewise.
3235 * config/pa/lib2funcs.asm: Likewise.
3236 * config/pa/linux-atomic.c: Likewise.
3237 * config/pa/linux-unwind.h: Likewise.
3238 * config/pa/milli64.S: Likewise.
3239 * config/pa/quadlib.c: Likewise.
3240 * config/pa/stublib.c: Likewise.
3241 * config/picochip/libgccExtras/adddi3.asm: Likewise.
3242 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
3243 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
3244 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
3245 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
3246 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
3247 * config/picochip/libgccExtras/divmod15.asm: Likewise.
3248 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
3249 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
3250 * config/picochip/libgccExtras/longjmp.asm: Likewise.
3251 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
3252 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
3253 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
3254 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
3255 * config/picochip/libgccExtras/setjmp.asm: Likewise.
3256 * config/picochip/libgccExtras/subdi3.asm: Likewise.
3257 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
3258 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
3259 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
3260 * config/rs6000/750cl.h: Likewise.
3261 * config/rs6000/altivec.h: Likewise.
3262 * config/rs6000/biarch64.h: Likewise.
3263 * config/rs6000/crtresfpr.asm: Likewise.
3264 * config/rs6000/crtresgpr.asm: Likewise.
3265 * config/rs6000/crtresxfpr.asm: Likewise.
3266 * config/rs6000/crtresxgpr.asm: Likewise.
3267 * config/rs6000/crtsavfpr.asm: Likewise.
3268 * config/rs6000/crtsavgpr.asm: Likewise.
3269 * config/rs6000/darwin-asm.h: Likewise.
3270 * config/rs6000/darwin-fallback.c: Likewise.
3271 * config/rs6000/darwin-fpsave.asm: Likewise.
3272 * config/rs6000/darwin-ldouble.c: Likewise.
3273 * config/rs6000/darwin-tramp.asm: Likewise.
3274 * config/rs6000/darwin-unwind.h: Likewise.
3275 * config/rs6000/darwin-vecsave.asm: Likewise.
3276 * config/rs6000/darwin-world.asm: Likewise.
3277 * config/rs6000/e500crtres32gpr.asm: Likewise.
3278 * config/rs6000/e500crtres64gpr.asm: Likewise.
3279 * config/rs6000/e500crtres64gprctr.asm: Likewise.
3280 * config/rs6000/e500crtrest32gpr.asm: Likewise.
3281 * config/rs6000/e500crtrest64gpr.asm: Likewise.
3282 * config/rs6000/e500crtresx32gpr.asm: Likewise.
3283 * config/rs6000/e500crtresx64gpr.asm: Likewise.
3284 * config/rs6000/e500crtsav32gpr.asm: Likewise.
3285 * config/rs6000/e500crtsav64gpr.asm: Likewise.
3286 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
3287 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
3288 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
3289 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
3290 * config/rs6000/eabi-ci.asm: Likewise.
3291 * config/rs6000/eabi-cn.asm: Likewise.
3292 * config/rs6000/eabi.asm: Likewise.
3293 * config/rs6000/linux-unwind.h: Likewise.
3294 * config/rs6000/linux64.h: Likewise.
3295 * config/rs6000/paired.h: Likewise.
3296 * config/rs6000/paired.md: Likewise.
3297 * config/rs6000/ppc64-fp.c: Likewise.
3298 * config/rs6000/ppu_intrinsics.h: Likewise.
3299 * config/rs6000/rs6000.h: Likewise.
3300 * config/rs6000/si2vmx.h: Likewise.
3301 * config/rs6000/sol-ci.asm: Likewise.
3302 * config/rs6000/sol-cn.asm: Likewise.
3303 * config/rs6000/spe.h: Likewise.
3304 * config/rs6000/spu2vmx.h: Likewise.
3305 * config/rs6000/sysv4.h: Likewise.
3306 * config/rs6000/tramp.asm: Likewise.
3307 * config/rs6000/vec_types.h: Likewise.
3308 * config/s390/linux-unwind.h: Likewise.
3309 * config/s390/tpf-unwind.h: Likewise.
3310 * config/score/crti.asm: Likewise.
3311 * config/score/crtn.asm: Likewise.
3312 * config/sh/crt1.asm: Likewise.
3313 * config/sh/crti.asm: Likewise.
3314 * config/sh/crtn.asm: Likewise.
3315 * config/sh/divtab-sh4-300.c: Likewise.
3316 * config/sh/divtab-sh4.c: Likewise.
3317 * config/sh/divtab.c: Likewise.
3318 * config/sh/lib1funcs-4-300.asm: Likewise.
3319 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
3320 * config/sh/lib1funcs.asm: Likewise.
3321 * config/sh/lib1funcs.h: Likewise.
3322 * config/sh/linux-atomic.asm: Likewise.
3323 * config/sh/linux-unwind.h: Likewise.
3324 * config/sh/shmedia.h: Likewise.
3325 * config/sh/sshmedia.h: Likewise.
3326 * config/sh/ushmedia.h: Likewise.
3327 * config/sparc/crtfastmath.c: Likewise.
3328 * config/sparc/linux-unwind.h: Likewise.
3329 * config/sparc/sol2-c1.asm: Likewise.
3330 * config/sparc/sol2-ci.asm: Likewise.
3331 * config/sparc/sol2-cn.asm: Likewise.
3332 * config/spu/divmodti4.c: Likewise.
3333 * config/spu/divv2df3.c: Likewise.
3334 * config/spu/float_disf.c: Likewise.
3335 * config/spu/float_unsdidf.c: Likewise.
3336 * config/spu/float_unsdisf.c: Likewise.
3337 * config/spu/float_unssidf.c: Likewise.
3338 * config/spu/mfc_multi_tag_release.c: Likewise.
3339 * config/spu/mfc_multi_tag_reserve.c: Likewise.
3340 * config/spu/mfc_tag_release.c: Likewise.
3341 * config/spu/mfc_tag_reserve.c: Likewise.
3342 * config/spu/mfc_tag_table.c: Likewise.
3343 * config/spu/multi3.c: Likewise.
3344 * config/spu/spu_internals.h: Likewise.
3345 * config/spu/spu_intrinsics.h: Likewise.
3346 * config/spu/spu_mfcio.h: Likewise.
3347 * config/spu/vec_types.h: Likewise.
3348 * config/spu/vmx2spu.h: Likewise.
3349 * config/stormy16/stormy16-lib2.c: Likewise.
3350 * config/svr4.h: Likewise.
3351 * config/sync.c: Likewise.
3352 * config/v850/lib1funcs.asm: Likewise.
3353 * config/vxlib-tls.c: Likewise.
3354 * config/vxlib.c: Likewise.
3355 * config/vxworks-dummy.h: Likewise.
3356 * config/xtensa/crti.asm: Likewise.
3357 * config/xtensa/crtn.asm: Likewise.
3358 * config/xtensa/ieee754-df.S: Likewise.
3359 * config/xtensa/ieee754-sf.S: Likewise.
3360 * config/xtensa/lib1funcs.asm: Likewise.
3361 * config/xtensa/lib2funcs.S: Likewise.
3362 * config/xtensa/linux-unwind.h: Likewise.
3363 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
3364 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
3365 * coretypes.h: Likewise.
3366 * crtstuff.c: Likewise.
3367 * defaults.h: Likewise.
3368 * dwarf2.h: Likewise.
3369 * emutls.c: Likewise.
3370 * gbl-ctors.h: Likewise.
3371 * gcov-io.h: Likewise.
3372 * ginclude/float.h: Likewise.
3373 * ginclude/iso646.h: Likewise.
3374 * ginclude/stdarg.h: Likewise.
3375 * ginclude/stdbool.h: Likewise.
3376 * ginclude/stddef.h: Likewise.
3377 * ginclude/stdfix.h: Likewise.
3378 * ginclude/stdint-gcc.h: Likewise.
3379 * ginclude/tgmath.h: Likewise.
3380 * gthr-aix.h: Likewise.
3381 * gthr-dce.h: Likewise.
3382 * gthr-gnat.c: Likewise.
3383 * gthr-gnat.h: Likewise.
3384 * gthr-lynx.h: Likewise.
3385 * gthr-mipssde.h: Likewise.
3386 * gthr-nks.h: Likewise.
3387 * gthr-posix.c: Likewise.
3388 * gthr-posix.h: Likewise.
3389 * gthr-posix95.h: Likewise.
3390 * gthr-rtems.h: Likewise.
3391 * gthr-single.h: Likewise.
3392 * gthr-solaris.h: Likewise.
3393 * gthr-tpf.h: Likewise.
3394 * gthr-vxworks.h: Likewise.
3395 * gthr-win32.h: Likewise.
3397 * libgcc2.c: Likewise.
3398 * libgcc2.h: Likewise.
3399 * libgcov.c: Likewise.
3400 * tsystem.h: Likewise.
3401 * typeclass.h: Likewise.
3402 * unwind-c.c: Likewise.
3403 * unwind-compat.h: Likewise.
3404 * unwind-dw2-fde-compat.c: Likewise.
3405 * unwind-dw2-fde-darwin.c: Likewise.
3406 * unwind-dw2-fde-glibc.c: Likewise.
3407 * unwind-dw2-fde.c: Likewise.
3408 * unwind-dw2-fde.h: Likewise.
3409 * unwind-dw2.c: Likewise.
3410 * unwind-dw2.h: Likewise.
3411 * unwind-generic.h: Likewise.
3412 * unwind-pe.h: Likewise.
3413 * unwind-sjlj.c: Likewise.
3414 * unwind.inc: Likewise.
3415 * config/arm/neon-gen.ml: Change generated copyright header to
3416 refer to version 3 of the GNU General Public License with
3417 version 3.1 of the GCC Runtime Library Exception and to point
3418 readers at the COPYING3 and COPYING3.RUNTIME files and the
3419 FSF's license web page.
3420 * config/arm/arm_neon.h: Regenerate.
3422 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3424 * config/cris/cris.md: Change copyright header to refer to version
3425 3 of the GNU General Public License.
3426 * doc/install.texi2html: Change copyright header to refer to version
3427 3 of the GNU General Public License and to point readers at the
3428 COPYING3 file and the FSF's license web page.
3429 * config/vax/linux.h: Likewise.
3431 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3433 * config/i386/i386.md (cmpcc): New.
3434 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3435 (sync_compare_and_swap_cc*): Delete.
3437 * config/s390/s390.c (s390_compare_emitted): Remove.
3438 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3439 s390_compare_emitted used to be handled. Assert that modes match.
3440 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3441 refer to sync_compare_and_swap_ccsi.
3442 * config/s390/s390.h (s390_compare_emitted): Remove.
3443 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3444 instead of s390_compare_emitted.
3445 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3446 instead of s390_compare_emitted.
3447 * config/s390/s390.md (cmpcc): New.
3448 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3449 CC_REGNUM, do not pretend it's set.
3450 (sync_compare_and_swap_cc*): Delete.
3451 * config/s390/predicates.md (cc_reg_operand): New.
3453 * expr.c (sync_compare_and_swap_cc): Delete.
3454 * optabs.h (sync_compare_and_swap_cc): Delete.
3455 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3456 is being used with can_compare_p.
3457 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3459 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3460 look for a MODE_CC set instead. Use emit_store_flag.
3461 (expand_compare_and_swap_loop): Likewise, with some additional
3462 complication to avoid a force_reg when useless. Use
3463 emit_cmp_and_jump_insns.
3464 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3465 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3466 sync_compare_and_swap documentation.
3468 2009-04-09 Jan Hubicka <jh@suse.cz>
3470 * except.c (find_prev_try): Break out from ....
3471 (duplicate_eh_regions): ... here; properly update prev_try pointers
3472 when duplication part of tree.
3473 (dump_eh_tree): Improve dumping.
3474 (verify_eh_region): New.
3475 (verify_eh_tree): Use it.
3477 2009-04-06 Richard Guenther <rguenther@suse.de>
3479 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3480 &ARRAY addresses by adjusting their types and prepending
3482 * tree-cfg.c (verify_gimple_assign_single): Verify that
3483 addresses are correct.
3485 2009-04-09 Richard Guenther <rguenther@suse.de>
3487 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3488 indices into an array reference if possible.
3489 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3490 Fold POINTER_PLUS_EXPR statements with invariant address.
3492 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3495 * config.gcc (powerpc64-*-linux*): Always build biarch.
3497 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3500 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3501 it and pedwarn if this results in an INTEGER_CST.
3503 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3505 * doc/install.texi: Update minimum GMP version. Remove obsolete
3506 text in MPFR section.
3508 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3510 * dwarf2out.c (class_scope_p): New static inline.
3511 (class_or_namespace_scope_p): Use it.
3512 (gen_variable_die): Use DW_TAG_member tag for static data member
3513 declarations instead of DW_TAG_variable.
3516 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3519 2009-04-08 Richard Guenther <rguenther@suse.de>
3521 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3522 valueize random data.
3524 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3526 * config.gcc (aix tm_file): Add aix-stdint.h.
3527 (aix tm clause use_gcc_stdint): Set to wrap.
3528 * config/rs6000/aix-stdint.h: New file.
3530 2009-04-08 Richard Guenther <rguenther@suse.de>
3533 * tree-dfa.c (add_referenced_var): Do not recurse into
3534 global initializers.
3535 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3537 (fold_const_aggregate_ref): Likewise.
3539 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3541 * recog.c (ordered_comparison_operator): New.
3542 * gensupport.c (std_preds): Add it.
3543 * doc/md.texi (Machine-Independent Predicates): Document it.
3545 2009-04-08 Jan Hubicka <jh@suse.cz>
3547 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3548 * function.h (rtl_eh): Remove exception_handler_label_map.
3549 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3550 remove_exception_handler_label, for_each_eh_label_1): Remove.
3551 (rtl_remove_unreachable_regions): Remove.
3552 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3553 (find_exception_handler_labels): Don't build the hashtable.
3554 (maybe_remove_eh_handler): Remove.
3555 (for_each_eh_label): Rewrite to walk the tree.
3556 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3557 * except.h (maybe_remove_eh_handler): Remove.
3558 * passes.c (init_optimization_passes): Schedule second EH cleanup
3560 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3561 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3563 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3565 * genoutput.c (validate_optab_operands): New.
3566 (gen_insn, gen_expand): Call it.
3568 * genflags.c (gen_insn): Detect misused iterators.
3569 (main): Pass line_no to gen_insn, exit with status 1 on error.
3571 * genextract.c (line_no): Make global.
3572 (VEC_safe_set_locstr): Change assertion to error message.
3573 (main): Exit with status 1 on error.
3575 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3579 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3580 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3581 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3582 * c-convert.c (convert): Do not call fold on results of conversion
3583 functions when the result is a C_MAYBE_CONST_EXPR.
3584 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3585 of __builtin_choose_expr.
3586 * c-typeck.c (remove_c_maybe_const_expr): New.
3587 (build_unary_op, build_conditional_expr, build_compound_expr,
3588 build_binary_op, c_objc_common_truthvalue_conversion): Call
3589 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3592 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3594 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3595 CODE to produce a new one. Add a prototype to use fold_convert_const
3597 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3600 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3601 mix declarations and code.
3603 2009-04-08 Ben Elliston <bje@au.ibm.com>
3605 * gcc.c: Replace `CC' with `GCC' throughout.
3607 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3609 * doc/invoke.texi: Document Atom support.
3611 2009-04-07 Jason Merrill <jason@redhat.com>
3614 * c-common.h, c-common.c: Add flag_pretty_templates.
3615 * c-opts.c (c_common_handle_option): Set it.
3616 * c.opt: Add -fno-pretty-templates.
3617 * doc/invoke.texi (C++ Dialect Options): Likewise.
3619 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3621 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3622 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3623 (ia64_expand_builtin): Likewise.
3625 2009-04-07 Martin Jambor <mjambor@suse.cz>
3627 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3628 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3629 ADDR_EXPRS are include too.
3631 2009-04-07 Richard Guenther <rguenther@suse.de>
3633 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3634 decls are only used if passes as parameters or if they are
3635 local statics and the call is not to a builtin.
3636 (call_may_clobber_ref_p_1): Likewise.
3638 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3640 * expr.c (do_store_flag): Remove last argument. Simplify code
3641 to avoid duplication of tests already done by can_compare_p.
3642 (expand_expr_real_1): Adjust caller.
3644 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3646 * optabs.c (can_compare_p): Test the predicate of a
3647 cbranch and cstore pattern.
3649 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3651 * expr.c (convert_move): Use emit_store_flag instead of
3654 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3656 * config/i386/i386.c (ix86_compare_emitted): Remove.
3657 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3658 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3659 * config/i386/i386.h (ix86_compare_emitted): Remove.
3660 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3661 instead of ix86_compare_emitted.
3662 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3664 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3666 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3667 Add t-sysroot-suffix to tmake_file.
3668 * config/print-sysroot-suffix.sh: New file.
3669 * config/t-sysroot-suffix: New file.
3671 2009-04-07 Ben Elliston <bje@au.ibm.com>
3673 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3674 as the latter produces a warning when the target does not support
3677 2009-04-07 Ben Elliston <bje@au.ibm.com>
3679 * dfp.c: Replace type punning assignments with memcpy throughout.
3680 * Makefile.in (dfp.o-warn): Remove.
3682 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3685 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3686 Include soft-fp/t-softfp after rs6000/t-linux64.
3688 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3690 * stor-layout.c (set_sizetype): Use the full precision of their
3691 machine mode for bitsize types.
3693 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3695 * config/i386/i386.md: Revert 2 accidental checkins.
3697 2009-04-06 Joey Ye <joey.ye@intel.com>
3698 Xuepeng Guo <xuepeng.guo@intel.com>
3699 H.J. Lu <hongjiu.lu@intel.com>
3701 Atom pipeline model, tuning and insn selection.
3702 * config.gcc (atom): Add atom config options and target.
3704 * config/i386/atom.md: New.
3706 * config/i386/i386.c (atom_cost): New cost.
3707 (m_ATOM): New macro flag.
3708 (initial_ix86_tune_features): Set m_ATOM.
3709 (x86_accumulate_outgoing_args): Likewise.
3710 (x86_arch_always_fancy_math_387): Likewise.
3711 (processor_target): Add Atom cost.
3712 (cpu_names): Add Atom cpu name.
3713 (override_options): Set Atom ISA.
3714 (ix86_issue_rate): New case PROCESSOR_ATOM.
3715 (ix86_adjust_cost): Likewise.
3717 * config/i386/i386.h (TARGET_ATOM): New target macro.
3718 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3719 (TARGET_OPT_AGU): New target option.
3720 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3721 (processor_type): Add PROCESSOR_ATOM.
3723 * config/i386/i386.md (cpu): Add new value "atom".
3724 (use_carry, movu): New attr.
3725 (atom.md): Include atom.md.
3726 (adddi3_carry_rex64): Set attr "use_carry".
3727 (addqi3_carry): Likewise.
3728 (addhi3_carry): Likewise.
3729 (addsi3_carry): Likewise.
3730 (*addsi3_carry_zext): Likewise.
3731 (subdi3_carry_rex64): Likewise.
3732 (subqi3_carry): Likewise.
3733 (subhi3_carry): Likewise.
3734 (subsi3_carry): Likewise.
3735 (x86_movdicc_0_m1_rex64): Likewise.
3736 (*x86_movdicc_0_m1_se): Likewise.
3737 (x86_movsicc_0_m1): Likewise.
3738 (*x86_movsicc_0_m1_se): Likewise.
3739 (*adddi_1_rex64): Emit add insn as much as possible.
3740 (*addsi_1): Likewise.
3741 (return_internal): Set atom_unit.
3742 (return_internal_long): Likewise.
3743 (return_pop_internal): Likewise.
3744 (*rcpsf2_sse): Set atom_sse_attr attr.
3745 (*qrt<mode>2_sse): Likewise.
3746 (*prefetch_sse): Likewise.
3748 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3750 (ix86_target_macros_internal): Likewise.
3752 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3753 (*prefetch_sse_rex): Likewise.
3754 (sse_rcpv4sf2): Likewise.
3755 (sse_vmrcpv4sf2): Likewise.
3756 (sse_sqrtv4sf2): Likewise.
3757 (<sse>_vmsqrt<mode>2): Likewise.
3758 (sse_ldmxcsr): Likewise.
3759 (sse_stmxcsr): Likewise.
3760 (*sse_sfence): Likewise.
3761 (sse2_clflush): Likewise.
3762 (*sse2_mfence): Likewise.
3763 (*sse2_lfence): Likewise.
3764 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3765 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3766 (avx_movdqu<avxmodesuffix>): Likewise.
3767 (avx_lddqu<avxmodesuffix>): Likewise.
3768 (sse2_movntv2di): Change attr "type" to "ssemov".
3769 (sse2_movntsi): Likewise.
3770 (rsqrtv8sf2): Change attr "type" to "sseadd".
3771 (sse3_addsubv2df3): Set attr "atom_unit".
3772 (sse3_h<plusminus_insn>v4sf3): Likewise.
3773 (*sse2_pmaddwd): Likewise.
3774 (*vec_extractv2di_1_rex64): Likewise.
3775 (*vec_extractv2di_1_avx): Likewise.
3776 (sse2_psadbw): Likewise.
3777 (ssse3_phaddwv8hi3): Likewise.
3778 (ssse3_phaddwv4hi3): Likewise.
3779 (ssse3_phadddv4si3): Likewise.
3780 (ssse3_phadddv2si3): Likewise.
3781 (ssse3_phaddswv8hi3): Likewise.
3782 (ssse3_phaddswv4hi3): Likewise.
3783 (ssse3_phsubwv8hi3): Likewise.
3784 (ssse3_phsubwv4hi3): Likewise.
3785 (ssse3_phsubdv4si3): Likewise.
3786 (ssse3_phsubdv2si3): Likewise.
3787 (ssse3_phsubswv8hi3): Likewise.
3788 (ssse3_phsubswv4hi3): Likewise.
3789 (ssse3_pmaddubsw128): Likewise.
3790 (sse3_pmaddubsw: Likewise.
3791 (ssse3_palignrti): Likewise.
3792 (ssse3_palignrdi): Likewise.
3794 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3796 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3798 2009-04-06 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/28868
3801 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3802 of which PHI results we inserted.
3803 (insert_into_preds_of_block): Record inserted PHIs.
3804 (eliminate): Eliminate redundant PHI nodes.
3805 (init_pre): Init inserted_phi_names.
3807 2009-04-06 Richard Guenther <rguenther@suse.de>
3809 PR tree-optimization/39643
3810 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3811 IMAGPART_EXPRs of complex constants.
3812 (execute_fold_all_builtins): If we folded a call queue
3813 TODO_update_address_taken.
3815 2009-04-06 Jan Hubicka <jh@suse.cz>
3818 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3821 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3823 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3825 (ic_invalidate_array): Likewise.
3827 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3829 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3830 alignment for library calls.
3832 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3834 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3835 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3836 * config/i386/mingw-stdint.h: New file.
3838 2009-04-05 Richard Guenther <rguenther@suse.de>
3840 PR tree-optimization/39648
3841 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3842 our &A vs. &A[0] IL deficiencies.
3844 2009-04-04 Jan Hubicka <jh@suse.cz>
3846 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3847 removed toplevel regions.
3848 (sjlj_mark_call_sites): Likewise.
3850 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3852 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3853 (cygwin tm clause use_gcc_stdint): Set to wrap.
3854 * config/i386/cygwin-stdint.h: New file.
3856 2009-04-04 Richard Guenther <rguenther@suse.de>
3858 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3859 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3860 single-argument PHIs if we are in loop-closed SSA form.
3861 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3862 for the pre-condition.
3863 (slpeel_tree_peel_loop_to_edge): Likewise.
3864 (vect_build_loop_niters): Take an optional sequence to append stmts.
3865 (vect_generate_tmps_on_preheader): Likewise.
3866 (vect_do_peeling_for_loop_bound): Take extra guards for the
3868 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3869 the cost model check.
3870 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3871 guards if we are going to peel. Do not apply versioning in that case.
3872 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3873 (vect_do_peeling_for_loop_bound): Likewise.
3874 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3875 loop bound only record extra pre-conditions, do not apply loop
3878 2009-04-04 Richard Guenther <rguenther@suse.de>
3880 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3883 2009-04-04 Jan Hubicka <jh@suse.cz>
3885 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3886 last_basic_block for size of bb->index indexed array.
3887 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3888 compute_out, link_btr_uses, build_btr_def_use_webs,
3889 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3891 2009-04-04 Jan Hubicka <jh@suse.cz>
3893 * except.c (remove_eh_handler_and_replace): Break out from ...
3894 (remove_eh_handler): ... here.
3895 (bring_to_root): New function.
3896 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3897 handled ones, bring others to root of tree.
3899 2009-04-04 Jan Hubicka <jh@suse.cz>
3901 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3902 (all_phis_safe_to_merge): New function.
3903 (update_info): New structure.
3904 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3905 (cleanup_empty_eh): Update SSA if possible.
3907 2009-04-04 Richard Guenther <rguenther@suse.de>
3909 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3910 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3911 (append_vuse): Likewise.
3913 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3915 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3916 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3917 instead of REG_UNSAVED for DW_CFA_undefined.
3918 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3919 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3922 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3925 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3926 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3927 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3929 2009-04-04 Richard Guenther <rguenther@suse.de>
3931 PR tree-optimization/8781
3932 PR tree-optimization/37892
3933 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3934 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3935 (valueize_refs): Call it for *& valueizations.
3936 (shared_reference_ops_from_ref): Rename to ...
3937 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3938 (shared_reference_ops_from_call): Rename to ...
3939 (valueize_shared_reference_ops_from_call): ... this and valueize.
3940 (vn_reference_lookup): Update.
3941 (visit_reference_op_call): Likewise.
3942 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3943 (eliminate): Value-replace the call address in call statements.
3945 2009-04-04 Richard Guenther <rguenther@suse.de>
3947 PR tree-optimization/39636
3948 * tree-ssa-forwprop.c
3949 (forward_propagate_addr_into_variable_array_index): Check for
3950 GIMPLE_ASSIGN before accessing the rhs code.
3952 2009-04-03 Jason Merrill <jason@redhat.com>
3954 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3956 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3958 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3959 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3960 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3961 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3962 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3963 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3964 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3965 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3966 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3967 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3968 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3969 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3970 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3971 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3972 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3973 Use fr_reg_or_fp01_operand instead of fr_register_operand
3975 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3976 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3977 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3979 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3981 PR rtl-optimization/39607
3982 PR rtl-optimization/39631
3986 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3987 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3988 instead of DF_LR_OUT.
3989 * ira-lives.c (process_bb_node_lives): Ditto.
3990 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3991 instead of DF_LR_{OUT,IN}.
3992 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3993 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3995 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3997 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3998 (execute_lower_omp): Always run but take the short way out if -fopenmp
4000 (gate_lower_omp): Remove, forcing the pass manager to always run the
4001 pass and always set PROP_gimple_lomp.
4002 (pass_lower_omp): Remove gate function.
4003 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
4004 PROP_trees. Instead, require it.
4005 * ipa-cp.c (pass_ipa_cp): Likewise.
4006 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
4007 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
4008 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
4009 and PROP_gimple_leh.
4011 2009-04-03 Richard Guenther <rguenther@suse.de>
4014 PR tree-optimization/23940
4015 PR tree-optimization/33237
4018 PR tree-optimization/36201
4019 PR tree-optimization/36230
4020 PR tree-optimization/38049
4021 PR tree-optimization/38207
4022 PR tree-optimization/38230
4023 PR tree-optimization/38301
4024 PR tree-optimization/38585
4026 PR tree-optimization/38985
4027 PR tree-optimization/39299
4028 * tree-ssa-structalias.h: Remove.
4029 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
4030 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
4031 (struct vuse_element_d): Remove.
4032 (struct vuse_vec_d): Likewise.
4033 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
4034 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
4035 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
4036 VUSE_ELEMENT_VAR): Likewise.
4037 (struct voptype_d): Likewise.
4038 (NUM_VOP_FREE_BUCKETS): Likewise.
4039 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
4040 (struct stmt_operands_d): Remove.
4041 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
4042 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
4043 VDEF_NUM, VDEF_VECT): Likewise.
4044 (copy_virtual_operands): Remove.
4045 (operand_build_cmp): Likewise.
4046 (create_ssa_artificial_load_stmt): Likewise.
4047 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
4048 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
4049 vuse_index and mayuse_index members. Pack and move done and iter_type
4050 members to the front.
4051 (SSA_OP_VMAYUSE): Remove.
4052 (SSA_OP_VIRTUAL_USES): Adjust.
4053 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
4054 (unlink_stmt_vdef): Declare.
4055 (add_to_addressable_set): Remove.
4056 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
4057 (vrp_visit_stmt): Likewise.
4058 * doc/tree-ssa.texi (Alias analysis): Update.
4059 * doc/invoke.texi (max-aliased-vops): Remove docs.
4060 (avg-aliased-vops): Likewise.
4061 * tree-into-ssa.c (syms_to_rename): Remove.
4062 (need_to_update_vops_p): Likewise.
4063 (need_to_initialize_update_ssa_p): Rename to ...
4064 (update_ssa_initialized_fn): ... this. Track function we are
4066 (symbol_marked_for_renaming): Simplify.
4067 (add_new_name_mapping): Do not set need_to_update_vops_p.
4068 (dump_currdefs): Use SYMS_TO_RENAME.
4069 (rewrite_update_stmt): Always walk all uses/defs.
4070 (dump_update_ssa): Adjust.
4071 (init_update_ssa): Take function argument. Track what we are
4073 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
4074 (create_new_def_for): Initialize for cfun, assert we are initialized
4076 (mark_sym_for_renaming): Simplify.
4077 (mark_set_for_renaming): Do not initialize update-ssa.
4078 (need_ssa_update_p): Simplify. Take function argument.
4079 (name_mappings_registered_p): Assert we ask for the correct function.
4080 (name_registered_for_update_p): Likewise.
4081 (ssa_names_to_replace): Likewise.
4082 (release_ssa_name_after_update_ssa): Likewise.
4083 (update_ssa): Likewise. Use SYMS_TO_RENAME.
4084 (dump_decl_set): Do not print a newline.
4085 (debug_decl_set): Do it here.
4086 (dump_update_ssa): And here.
4087 * tree-ssa-loop-im.c (move_computations): Adjust.
4088 (movement_possibility): Likewise.
4089 (determine_max_movement): Likewise.
4090 (gather_mem_refs_stmt): Likewise.
4091 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
4093 * tree-complex.c (update_all_vops): Remove.
4094 (expand_complex_move): Adjust.
4095 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
4096 Simplify test for memory referencing statement. Exclude
4097 non-invariant ADDR_EXPRs.
4098 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
4099 * tree-loop-distribution.c (generate_memset_zero): Adjust.
4100 (rdg_flag_uses): Likewise.
4101 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
4103 (tree_optimize_tail_calls_1): Also split the
4104 edge from the entry block if we have degenerate PHI nodes in
4105 the first basic block.
4106 * tree.c (init_ttree): Remove memory-tag related code.
4107 (tree_code_size): Likewise.
4108 (tree_node_structure): Likewise.
4109 (build7_stat): Re-write to be build6_stat.
4110 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
4111 (SSA_VAR_P): Adjust.
4112 (struct tree_memory_tag): Remove.
4113 (struct tree_memory_partition_tag): Likewise.
4114 (union tree_node): Adjust.
4115 (build7): Re-write to be build6.
4116 * tree-pass.h (pass_reset_cc_flags): Remove.
4117 (TODO_update_address_taken): New flag.
4118 (pass_simple_dse): Remove.
4119 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
4120 * params.h (MAX_ALIASED_VOPS): Remove.
4121 (AVG_ALIASED_VOPS): Likewise.
4122 * omp-low.c (expand_omp_taskreg): Update SSA form.
4123 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
4124 aliases the lhs in a copy stmt.
4125 * tree-ssa-dse.c (struct address_walk_data): Remove.
4126 (memory_ssa_name_same): Likewise.
4127 (memory_address_same): Likewise.
4128 (get_kill_of_stmt_lhs): Likewise.
4129 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
4130 unused stores. Look through PHI nodes into post-dominated regions.
4131 (dse_optimize_stmt): Simplify. Properly remove stores.
4132 (tree_ssa_dse): Compute dominators.
4133 (execute_simple_dse): Remove.
4134 (pass_simple_dse): Likewise.
4135 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
4136 gimple_loaded_syms and gimple_stored_syms computation.
4137 * toplev.c (dump_memory_report): Dump alias and pta stats.
4138 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
4139 (vn_reference_eq): Likewise.
4140 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
4141 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
4142 valueize_vuses): Remove.
4143 (get_def_ref_stmt_vuses): Simplify. Rename to ...
4144 (get_def_ref_stmt_vuse): ... this.
4145 (vn_reference_lookup_2): New function.
4146 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
4147 walking equivalent vuses. Simplify.
4148 (vn_reference_lookup): Likewise.
4149 (vn_reference_insert): Likewise.
4150 (vn_reference_insert_pieces): Likewise.
4151 (visit_reference_op_call): Simplify.
4152 (visit_reference_op_load): Likewise.
4153 (visit_reference_op_store): Likewise.
4154 (init_scc_vn): Remove shared_lookup_vuses initialization.
4155 (free_scc_vn): Remove shared_lookup_vuses freeing.
4156 (sort_vuses, sort_vuses_heap): Remove.
4157 (get_ref_from_reference_ops): Export.
4158 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
4159 vector with single vuse pointer.
4160 (vn_reference_lookup_pieces, vn_reference_lookup,
4161 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
4162 (shared_vuses_from_stmt): Remove.
4163 (get_ref_from_reference_ops): Declare.
4164 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
4165 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
4166 memory-tag related code.
4167 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
4168 (likely_value): Add comment, skip static-chain of call statements.
4169 (surely_varying_stmt_p): Adjust.
4170 (gimplify_and_update_call_from_tree): Likewise.
4171 (execute_fold_all_builtins): Do not rebuild alias info.
4172 (gimplify_and_update_call_from_tree): Properly update VOPs.
4173 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
4174 (copy_ref_info): Remove memory-tag related code.
4175 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
4176 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
4177 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
4179 * tree-ssa-dom.c (gimple_p): Remove typedef.
4180 (eliminate_redundant_computations): Adjust.
4181 (record_equivalences_from_stmt): Likewise.
4182 (avail_expr_hash): Likewise.
4183 (avail_expr_eq): Likewise.
4184 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
4185 (stmt_makes_single_load): Likewise.
4186 (stmt_makes_single_store): Likewise.
4187 * tree-ssa-alias.c: Rewrite completely.
4188 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
4189 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
4190 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
4191 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
4192 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
4193 Remove public functions.
4194 (pass_reset_cc_flags): Remove.
4195 (pass_build_alias): Move ...
4196 * tree-ssa-structalias.c (pass_build_alias): ... here.
4197 * tree-ssa-alias.c (may_be_aliased): Move ...
4198 * tree-flow-inline.h (may_be_aliased): ... here.
4199 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
4200 count_uses_and_derefs): Move ...
4201 * gimple.c: ... here.
4202 * gimple.h (count_uses_and_derefs): Declare.
4203 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
4204 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
4205 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
4206 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
4207 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
4208 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
4209 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
4211 * tree-dfa.c (refs_may_alias_p): Move ...
4212 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
4213 * tree-ssa-alias.h: New file.
4214 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
4215 (statement_sink_location): Likewise.
4216 * opts.c (decode_options): Do not adjust max-aliased-vops or
4217 avg-aliased-vops values.
4218 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
4219 (TV_CALL_CLOBBER): Likewise.
4220 (TV_FLOW_SENSITIVE): Likewise.
4221 (TV_FLOW_INSENSITIVE): Likewise.
4222 (TV_MEMORY_PARTITIONING): Likewise.
4223 (TV_ALIAS_STMT_WALK): New timevar.
4224 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
4225 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
4226 (get_address_description): Remove memory-tag related code.
4227 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
4228 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
4229 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
4230 and immediate uses in statements. Document.
4231 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
4232 (dump_symbols): Remove.
4233 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
4234 * alias.c (get_deref_alias_set): New function split out from ...
4235 (get_alias_set): ... here.
4236 * alias.h (get_deref_alias_set): Declare.
4237 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
4238 type parameter. Remove restrict pointer handling. Create a
4239 ref-all pointer in case type-based alias sets do not conflict.
4240 (vect_analyze_data_refs): Remove SMT related code.
4241 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
4242 (vectorizable_load): Likewise.
4243 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
4244 (DR_SYMBOL_TAG, DR_VOPS): Remove.
4245 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
4246 Ignore vops and SMTs.
4247 (dr_analyze_alias): Likewise..
4248 (free_data_ref): Likewise.
4249 (create_data_ref): Likewise.
4250 (analyze_all_data_dependences): Likewise.
4251 (get_references_in_stmt): Adjust.
4252 * tree-flow-inline.h (gimple_aliases_computed_p,
4253 gimple_addressable_vars, gimple_call_clobbered_vars,
4254 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
4255 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
4256 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
4257 gimple_mem_ref_stats): Remove.
4258 (gimple_vop): New function.
4259 (op_iter_next_use): Remove vuses and mayuses cases.
4260 (op_iter_next_def): Remove vdefs case.
4261 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
4262 (clear_and_done_ssa_iter): Do not set removed fields.
4263 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
4264 Assert we are not iterating over vuses or vdefs if not also
4265 iterating over uses or defs.
4266 (op_iter_init_use): Likewise.
4267 (op_iter_init_def): Likewise.
4268 (op_iter_next_vdef): Remove.
4269 (op_iter_next_mustdef): Likewise.
4270 (op_iter_init_vdef): Likewise.
4271 (compare_ssa_operands_equal): Likewise.
4272 (link_use_stmts_after): Handle vuse operand.
4273 (is_call_used): Use is_call_clobbered.
4274 (is_call_clobbered): Global variables are always call clobbered,
4275 query the call-clobbers bitmap.
4276 (mark_call_clobbered): Ignore global variables.
4277 (clear_call_clobbered): Likewise.
4278 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
4279 virtual operands sanity check.
4280 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
4282 (TARGET_MEM_REF): Remove TMR_TAG operand.
4283 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
4284 Remove call-clobber related code.
4285 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
4286 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
4287 partitions or escape reason.
4288 (get_single_def_stmt, get_single_def_stmt_from_phi,
4289 get_single_def_stmt_with_phi): Remove.
4290 (dump_referenced_vars): Tidy.
4291 (get_ref_base_and_extent): Allow bare decls.
4292 (collect_dfa_stats): Adjust.
4293 * graphite.c (rename_variables_in_stmt): Adjust.
4294 (graphite_copy_stmts_from_block): Likewise.
4295 (translate_clast): Likewise.
4296 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
4298 (translate_vuse_through_block): Use the oracle.
4299 (phi_translate_1): Adjust.
4300 (value_dies_in_block_x): Use the oracle. Cache the outcome
4302 (valid_in_sets): Check if the VUSE for
4303 a REFERENCE is available.
4304 (eliminate): Do not remove stmts during elimination,
4305 instead queue and remove them afterwards.
4306 (do_pre): Do not rebuild alias info.
4307 (pass_pre): Run TODO_rebuild_alias before PRE.
4308 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
4309 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
4310 (mark_all_v_defs_stmt): Remove.
4311 (mark_all_v_defs_seq): Adjust.
4312 (sra_replace): Likewise.
4313 (scalarize_use): Likewise.
4314 (scalarize_copy): Likewise.
4315 (scalarize_init): Likewise.
4316 (scalarize_ldst): Likewise.
4317 (todoflags): Remove.
4318 (tree_sra): Do not rebuild alias info.
4319 (tree_sra_early): Adjust.
4320 (pass_sra): Run TODO_update_address_taken before SRA.
4321 * tree-predcom.c (set_alias_info): Remove.
4322 (prepare_initializers_chain): Do not call it.
4323 (mark_virtual_ops_for_renaming): Adjust.
4324 (mark_virtual_ops_for_renaming_list): Remove.
4325 (initialize_root_vars): Adjust.
4326 (initialize_root_vars_lm): Likewise.
4327 (prepare_initializers_chain): Likewise.
4328 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
4329 (may_propagate_copy_into_stmt): Likewise.
4330 (merge_alias_info): Do nothing for now.
4331 (propagate_tree_value_into_stmt): Adjust.
4332 (stmt_may_generate_copy): Likewise.
4333 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
4334 not mark symbols for renaming.
4335 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
4336 with the same statement, make sure to update the new pointed-to one.
4337 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
4338 call statements, do not mark symbols for renaming.
4339 (mark_operand_necessary): Dump something.
4340 (ref_may_be_aliased): New function.
4341 (mark_aliased_reaching_defs_necessary_1): New helper function.
4342 (mark_aliased_reaching_defs_necessary): Likewise.
4343 (mark_all_reaching_defs_necessary_1): Likewise.
4344 (mark_all_reaching_defs_necessary): Likewise.
4345 (propagate_necessity): Do not process virtual PHIs. For
4346 non-aliased loads mark all reaching definitions as necessary.
4347 For aliased loads and stores mark the immediate dominating
4348 aliased clobbers as necessary.
4349 (visited): New global static.
4350 (perform_tree_ssa_dce): Free visited bitmap after propagating
4352 (remove_dead_phis): Perform simple dead virtual PHI removal.
4353 (remove_dead_stmt): Properly unlink virtual operands when
4355 (eliminate_unnecessary_stmts): Schedule PHI removal after
4357 * tree-ssa-ter.c (is_replaceable_p): Adjust.
4358 (process_replaceable): Likewise.
4359 (find_replaceable_in_bb): Likewise.
4360 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
4361 based on the single gimple vop.
4362 (verify_flow_insensitive_alias_info): Remove.
4363 (verify_flow_sensitive_alias_info): Likewise.
4364 (verify_call_clobbering): Likewise.
4365 (verify_memory_partitions): Likewise.
4366 (verify_alias_info): Likewise.
4367 (verify_ssa): Adjust..
4368 (execute_update_addresses_taken): Export. Update SSA
4369 manually. Optimize only when optimizing. Use a local bitmap.
4370 (pass_update_address_taken): Remove TODO_update_ssa, add
4372 (pass_update_address_taken): Just use TODO_update_address_taken.
4373 (init_tree_ssa): Do not initialize addressable_vars.
4374 (verify_ssa): Verify new VUSE / VDEF properties.
4375 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
4376 Do not call verify_alias_info.
4377 (delete_tree_ssa): Clear the VUSE, VDEF operands.
4378 Do not free the loaded and stored syms bitmaps. Reset the escaped
4379 and callused solutions. Do not free addressable_vars.
4380 Remove memory-tag related code.
4381 (warn_uninitialized_var): Aliases are always available.
4382 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
4383 * lambda-code.c (can_put_in_inner_loop): Adjust.
4384 (can_put_after_inner_loop): Likewise.
4385 (perfect_nestify): Likewise.
4386 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
4387 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
4388 (vectorizable_conversion): Do not mark symbols for renaming.
4389 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
4390 (expand_call_inline): Unlink the calls virtual operands before
4392 (tree_function_versioning): Do not call update_ssa if we are not
4393 updating clones. Simplify.
4394 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4395 (propagate_with_phi): Likewise..
4396 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4397 clobber code. Assert we are not aliased or global.
4398 * tree-flow.h: Include tree-ssa-alias.h
4399 (enum escape_type): Remove.
4400 (struct mem_sym_stats_d): Likewise.
4401 (struct mem_ref_stats_d): Likewise.
4402 (struct gimple_df): Add vop member. Remove global_var,
4403 call_clobbered_vars, call_used_vars, addressable_vars,
4404 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4405 escaped and callused members.
4406 (struct ptr_info_def): Remove all members, add points-to solution
4408 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4409 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4410 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4411 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4412 (tree-ssa-alias.o): Likewise.
4413 (toplev.o): Add tree-ssa-alias.h
4414 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4415 * gimple.c (gimple_set_bb): Fix off-by-one error.
4416 (is_gimple_reg): Do not handle memory tags.
4417 (gimple_copy): Also copy virtual operands.
4418 Delay updating the statement. Do not reset loaded and stored syms.
4419 (gimple_set_stored_syms): Remove.
4420 (gimple_set_loaded_syms): Likewise.
4421 (gimple_call_copy_skip_args): Copy the virtual operands
4422 and mark the new statement modified.
4423 * tree-ssa-structalias.c (may_alias_p): Remove.
4424 (set_uids_in_ptset): Take the alias set to prune with as
4425 parameter. Fold in the alias test of may_alias_p.
4426 (compute_points_to_sets): Compute whether a ptr is dereferenced
4428 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4429 other ADDRESSOF constraints on the lhs.
4430 (get_constraint_for_component_ref): Assert that we don't get
4431 ADDRESSOF constraints from the base of the reference.
4432 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4433 (struct variable_info): Remove collapsed_to member.
4434 (get_varinfo_fc): Remove.
4435 (new_var_info): Do not set collapsed_to.
4436 (dump_constraint): Do not follow cycles.
4437 (dump_constraint_graph): Likewise.
4438 (build_pred_graph): Likewise.
4439 (build_succ_graph): Likewise.
4440 (rewrite_constraints): Likewise.
4441 (do_simple_structure_copy): Remove.
4442 (do_rhs_deref_structure_copy): Remove.
4443 (do_lhs_deref_structure_copy): Remove.
4444 (collapse_rest_of_var): Remove.
4445 (do_structure_copy): Re-implement.
4446 (pta_stats): New global variable.
4447 (dump_pta_stats): New function.
4448 (struct constraint_expr): Make offset signed.
4449 (UNKNOWN_OFFSET): Define special value.
4450 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4451 (solution_set_expand): New helper function split out from ...
4452 (do_sd_constraint): ... here.
4453 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4454 (do_ds_constraint): Likewise.
4455 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4456 and CALLUSED = *CALLUSED.
4457 (set_union_with_increment): Make inc argument signed.
4458 (type_safe): Remove.
4459 (get_constraint_for_ptr_offset): Handle unknown and negative
4461 (first_vi_for_offset): Handle offsets before start. Bail
4462 out early for offsets beyond the variable extent.
4463 (first_or_preceding_vi_for_offset): New function.
4464 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4465 Together with ESCAPED = *ESCAPED this properly computes reachability.
4466 (find_what_var_points_to): New function.
4467 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4468 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4469 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4470 pt_solutions_intersect): New functions.
4471 (compute_call_used_vars): Remove.
4472 (compute_may_aliases): New main entry into PTA computation.
4473 * gimple.h (gimple_p): New typedef.
4474 (struct gimple_statement_base): Remove references_memory_p.
4475 (struct gimple_statement_with_memory_ops_base): Remove
4476 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4478 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4479 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4480 gimple_set_references_memory): Remove.
4481 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4482 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4484 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4485 (verify_expr): Allow RESULT_DECL.
4486 (gimple_duplicate_bb): Do not copy virtual operands.
4487 (gimple_duplicate_sese_region): Adjust.
4488 (gimple_duplicate_sese_tail): Likewise.
4489 (mark_virtual_ops_in_region): Remove.
4490 (move_sese_region_to_fn): Do not call it.
4491 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4492 and pass_simple_dse.
4493 (execute_function_todo): Handle TODO_update_address_taken,
4494 call execute_update_addresses_taken for TODO_rebuild_alias.
4495 (execute_todo): Adjust.
4496 (execute_one_pass): Init dump files early.
4497 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4499 (create_general_new_stmt): Clear vops.
4500 * tree-ssa-reassoc.c (get_rank): Adjust.
4501 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4502 symbols for renaming.
4503 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4504 (PARAM_AVG_ALIASED_VOPS): Likewise.
4505 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4506 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4507 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4508 (operand_build_cmp, copy_virtual_operands,
4509 create_ssa_artificial_load_stmt, add_to_addressable_set,
4510 gimple_add_to_addresses_taken): Remove public functions.
4511 (unlink_stmt_vdef): New function.
4513 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4515 * config.gcc (powerpc-*-linux*): Merge variants.
4517 2009-04-02 Chao-ying Fu <fu@mips.com>
4518 James Grosbach <james.grosbach@microchip.com>
4520 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4521 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4523 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4524 keep_interrupts_masked_p, use_debug_exception_return_p.
4525 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4526 keep_interrupts_masked, use_debug_exception_return.
4527 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4528 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4530 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4531 (mips_print_operand): Process COP0 registers to print $0 .. $31
4532 correctly for GAS to process.
4533 (mips_interrupt_extra_call_saved_reg_p): New function.
4534 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4536 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4537 (mips_compute_frame_info): Add supports for interrupt context that
4538 includes doubleword accumulators and COP0 registers.
4539 (mips_for_each_saved_acc): New function.
4540 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4541 mips_for_each_saved_reg.
4542 (mips_save_reg): Save accumulators.
4543 (mips_kernel_reg_p): A new for_each_rtx callback.
4544 (mips_expand_prologue): Support interrupt handlers.
4545 (mips_restore_reg): Restore accumulators.
4546 (mips_expand_epilogue): Support interrupt handlers.
4547 (mips_can_use_return_insn): Return false for interrupt handlers.
4548 (mips_epilogue_uses): New function.
4549 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4550 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4551 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4552 cop0_move): New instructions.
4553 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4554 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4556 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4558 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4559 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4560 interrupt handlers, we use K0 as the temporary register.
4561 (EPILOGUE_USES): Change to a function call.
4562 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4563 handlers, we use K0 as the temporary register.
4565 * doc/extend.texi (Function Attributes): Document interrupt,
4566 use_shadow_register_set, keep_interrupts_masked,
4567 use_debug_exception_return for MIPS attributes.
4569 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4571 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4572 Remove a number of t-files from tmake_file.
4573 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4574 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4575 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4576 target_prototype, not TARGET_PROTOTYPE.
4577 (LINK_OS_GNU_SPEC): Define.
4578 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4579 and darwin-ldoubdle.c.
4581 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4584 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4585 (cpp_options): Ditto.
4586 (default_compilers): Ditto.
4587 (display_help): Ditto.
4588 (process_command): Ditto.
4590 (set_input): Use lbasename instead of duplicate code.
4591 (save_temps_prefix): New static for -save-temps=obj.
4592 (save_temps_length): Ditto.
4594 * doc/invoke.texi (-save-temps=obj): Document new variant to
4597 2009-04-02 Jeff Law <law@redhat.com>
4599 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4602 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4604 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4605 * configure: Regenerated.
4607 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4609 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4610 share the argument list.
4612 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4616 2009-02-12 Diego Novillo <dnovillo@google.com>
4618 * varpool.c (debug_varpool): New.
4619 * cgraph.h (debug_varpool): Declare.
4621 2009-04-02 Jan Hubicka <jh@suse.cz>
4623 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4626 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4628 * config/i386/i386.c (ix86_abi): Move initialization to ...
4629 (override_options): Here.
4631 2009-04-02 Christian Bruel <christian.bruel@st.com>
4633 * config/sh/sh.c (sh_dwarf_register_span): New function.
4634 (TARGET_DWARF_REGISTER_SPAN): Define.
4635 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4637 2009-04-02 Ira Rosen <irar@il.ibm.com>
4639 PR tree-optimization/39595
4640 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4641 interleaved loads group is not greater than the SLP group size.
4643 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4645 * builtins.c (is_builtin_name): New.
4646 (called_as_built_in): Use is_builtin_name.
4647 * tree.h (is_builtin_name): New.
4648 * varasm.c (incorporeal_function_p): Use is_builtin_name
4650 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4652 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4654 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4657 * c-decl.c (clone_underlying_type): Move this ...
4658 * c-common.c (set_underlying_type): ... here.
4659 Also, make sure the function properly sets TYPE_STUB_DECL() on
4660 the newly created typedef variant type.
4661 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4662 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4665 2009-04-02 Richard Guenther <rguenther@suse.de>
4667 PR tree-optimization/37221
4668 * tree-flow.h (degenerate_phi_result): Declare.
4669 * tree-ssa-dom.c (degenerate_phi_result): Export.
4670 * tree-scalar-evolution.c (analyze_initial_condition): If
4671 the initial condition is defined by a degenerate PHI node
4672 use the degenerate value.
4674 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4676 PR rtl-optimization/39588
4677 * combine.c (merge_outer_ops): Do not set the constant when this
4679 (simplify_shift_const_1): Do not modify it either in this case.
4681 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4683 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4684 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4686 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4689 * c-lex.c (interpret_float): Default (no suffix) is double.
4691 2009-04-1 Xinliang David Li <davidxl@google.com>
4693 * config/i386/i386.c (legitimate_constant_p): Recognize
4694 all one vector constant.
4696 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4698 * config/vax/vax.c: Add #includes to silence warnings.
4699 Change #include order to silence two warnings.
4701 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4703 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4704 (ASM_SPEC): Pass -k to the assembler for PIC code.
4706 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4708 * config.gcc: Add vax-*-linux* to the switch.
4709 * config/vax/linux.h: New file. (TARGET_VERSION,
4710 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4712 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4714 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4715 Use predicate macros instead of GET_CODE() == foo.
4716 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4717 ashlsi3, rotrsi3, <unnamed>): Likewise.
4719 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4721 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4722 jbbccihi, jbbccisi): Remova trailing whitespace.
4723 * config/vax/constraints.md: Likewise.
4724 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4725 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4726 * config/vax/predicates.md: Likewise.
4727 * config/vax/vax.c (print_operand_address, vax_output_int_move,
4728 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4729 * config/vax/vax.h: Likewise.
4730 * config/vax/vax.md (nonlocal_goto): Likewise.
4732 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4734 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
4735 (indirectable_address_p, adjacent_operands_p): Add spaces around
4737 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4739 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4741 * config/vax/vax.c (legitimate_constant_address_p,
4742 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4743 index_term_p, reg_plus_index_p, legitimate_address_p,
4744 vax_mode_dependent_address_p): Update comments to match functions
4745 modified by the recent int->bool conversion.
4747 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4749 * config/vax/builtins.md: Update copyright message.
4750 * config/vax/constraints.md: Likewise.
4751 * config/vax/netbsd-elf.h: Likewise.
4752 * config/vax/predicates.md: Likewise.
4753 * config/vax/vax-protos.h: Likewise.
4754 * config/vax/vax.c: Likewise.
4755 * config/vax/vax.h: Likewise.
4756 * config/vax/vax.md: Likewise.
4757 * config/vax/vax.opt: Likewise.
4759 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4761 * config/vax/builtins.md (ffssi2, ffssi2_internal,
4762 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4763 * config/vax/constraints.md (B, R): Likewise.
4764 * config/vax/predicates.md (external_memory_operand,
4765 nonimmediate_addsub_di_operand): Likewise.
4766 * config/vax/vax.c (vax_output_int_add): Likewise.
4767 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4768 untyped_call): Likewise.
4770 2009-04-01 Matt Thomas <matt@3am-software.com>
4772 * config/vax/predicates.md: New file.
4773 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4774 external_const_operand, nonsymbolic_operand, external_memory_operand,
4775 indirect_memory_operand, indexed_memory_operand,
4776 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4777 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4779 * config/vax/constraints.md: New file.
4780 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4782 * config/vax/builtins.md: New file.
4783 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4784 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4786 * config/vax/vax.opt (mqmath): Add option.
4787 * config/vax/vax.md (isfx): Extend with DI.
4788 (VAXintQH, VAXintQHSD): Define.
4789 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4790 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4791 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4792 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4793 (movdi): Update constraints and use vax_output_int_move().
4794 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4795 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4796 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4797 nonlocal_goto): New.
4798 (mov<mode>): Extend accepted operand types.
4799 (subdi3_old): Rename from subdi3, change update constraints and use
4800 a new implementation.
4801 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4802 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4803 MOVE_RATIO, CLEAR_RATIO): Define.
4804 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4805 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4806 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4807 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4808 (split_quadword_operands): Make static and really allow variable
4810 (print_operand_address): Update for PIC generation.
4811 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4812 indexable_address_p, fixup_mathdi_operand,
4813 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4814 (vax_float_literal, legitimate_constant_p,
4815 indirectable_constant_address_p, index_term_p,
4816 reg_plus_index_p): Return bool instead of int.
4817 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4819 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4821 (vax_output_conditional_branch): Indent.
4822 (legitimate_constant_address_p, indirectable_constant_address_p,
4823 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4824 vax_mode_dependent_address_p): Return bool instead of int, update for
4826 * config/vax/vax-protos.h (legitimate_constant_address_p,
4827 legitimate_constant_p, legitimate_address_p,
4828 vax_mode_dependent_address_p): Change declaration to bool.
4829 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4830 vax_expand_addsub_di_operands, vax_output_int_subtract,
4831 vax_output_movmemsi): Declare.
4832 (split_quadword_operands, vax_float_literal): Delete declaration.
4833 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4834 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4835 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4836 ASM_OUTPUT_DWARF_PCREL): Define.
4837 (ASM_SPEC): Change definition to allow PIC generation.
4839 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4841 * doc/sourcebuild.texi: Update front-end requirements.
4843 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4846 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4847 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4848 (booldi3_internal3): Use boolean_or_operator instead of
4851 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4854 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4855 declarator whose size is not an integer constant expression but
4856 folds to an integer constant, then treat it as a constant
4859 2009-04-01 Richard Guenther <rguenther@suse.de>
4861 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4862 i * 4 + 2 to (i * 2 + 1) * 2.
4864 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4867 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4868 return if c_parser_asm_string_literal returned NULL.
4870 2009-04-01 Nick Clifton <nickc@redhat.com>
4872 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4874 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4875 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4876 other typedefs to avoid conflicts with libgcc2.c. Define labels
4877 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4879 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4880 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4883 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4885 * varasm.c (default_function_rodata_section): Declare DOT as
4888 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4889 Andrey Galkin <agalkin@hypercom.com>
4892 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4893 Make object_name unique for each process.
4895 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4898 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4899 addressable variables in the parallel that could go out of scope while
4900 running queued tasks.
4902 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4904 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4905 (CASE_VALUES_THRESHOLD): Redefine.
4906 * config/avr/avr.c (avr_override_options): Remove initialization of
4907 avr_case_values_threshold variable.
4908 (avr_case_values_threshold): Remove variable. Add new function.
4909 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4910 * config/avr/avr.opt (mno-tablejump): Remove option.
4911 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4913 2009-04-01 DJ Delorie <dj@redhat.com>
4915 * varasm.c (default_function_rodata_section): Don't assume
4916 anything about where the first '.' in the section name is.
4918 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4920 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4921 rs6000_emit_stack_tie.
4923 2009-03-31 Ian Lance Taylor <iant@google.com>
4925 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4926 gimple_code with GIMPLE_RESX, not RESX.
4928 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4930 * c-common.c (c_get_ident): New.
4931 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4933 2009-04-01 Ben Elliston <bje@au.ibm.com>
4935 * config/rs6000/sysv4.opt (msdata): Improve option description.
4937 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4939 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4940 (divdf3_internal_lat): Remove.
4941 (divxf3_internal_lat): Remove.
4942 (divxf3_internal_thr): Remove.
4943 (divxf): Use divxf3_internal.
4944 * config/ia64/div.md (divsf3_internal_lat): New.
4945 (divdf3_internal_lat): New.
4946 (divxf3_internal): New.
4948 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4951 * Makefile.in (USE_GCC_STDINT): Define.
4952 (stmp-int-hdrs): Install stdint.h if applicable.
4953 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4955 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4956 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4957 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4958 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4959 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4960 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4961 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4962 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4963 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4964 (c_common_nodes_and_builtins): Initialize
4965 underlying_wchar_type_node. Do not initialize
4966 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4967 nodes for new types.
4968 (c_stddef_cpp_builtins): Define macros for new types.
4969 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4971 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4972 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4973 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4974 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4975 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4976 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4977 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4978 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4979 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4980 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4981 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4982 int16_type_node, int32_type_node, int64_type_node,
4983 uint8_type_node, uint16_type_node, c_uint32_type_node,
4984 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4985 int_least32_type_node, int_least64_type_node,
4986 uint_least8_type_node, uint_least16_type_node,
4987 uint_least32_type_node, uint_least64_type_node,
4988 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4989 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4990 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4991 uintptr_type_node): Define.
4992 * c-cppbuiltin.c (builtin_define_constants,
4993 builtin_define_type_minmax): New.
4994 (builtin_define_stdint_macros): Define more macros.
4995 (c_cpp_builtins): Define more limit macros.
4997 (builtin_define_type_max): Define in terms of
4998 builtin_define_type_minmax. Remove is_long parameter. All
5000 * config.gcc (use_gcc_stdint): Define.
5001 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
5002 Add newlib-stdint.h for generic targets.
5003 * config/glibc-stdint.h, config/newlib-stdint.h,
5004 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
5005 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
5006 * config/score/score.h (UINTPTR_TYPE): Define.
5007 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
5008 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
5009 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5010 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5011 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5012 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5013 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5014 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
5015 * config/spu/spu.h (STDINT_LONG32): Define.
5016 * configure.ac (use_gcc_stdint): Substitute.
5017 * configure: Regenerate.
5018 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
5019 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
5020 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
5021 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
5022 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
5023 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
5024 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
5025 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
5026 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
5027 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
5028 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
5029 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
5030 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
5031 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
5032 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
5033 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
5034 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
5035 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
5036 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
5037 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
5038 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
5039 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
5040 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
5041 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5042 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
5043 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
5044 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
5045 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5046 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
5048 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
5050 * loop-iv.c (suitable_set_for_replacement): Renamed from
5051 simplify_using_assignment; changed to return bool and to accept new
5052 args DEST and SRC. Return true iff we find a source/destination pair
5053 that can be used to make a replacement, and fill SRC and DEST if so.
5054 Remove arg ALTERED. Don't deal with altered regs here. All callers
5056 (simplify_using_initial_values): Deal with altered regs here and track
5057 more precisely the effect they have on the validity of our expression.
5059 * loop-iv.c (simplify_using_condition): A condition of the form
5060 (EQ REG CONST) can be used to simply make a substitution.
5061 (simplify_using_initial_values): Keep track of conditions we have seen
5062 and keep using them to simplify new expressions, while applying the
5063 same substitutions to them as to the expression.
5065 * simplify-rtx.c (simplify_relational_operation_1): Simplify
5066 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
5069 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
5070 changed. Use this when trying to improve the upper bound.
5071 Generate the comparison by using simplify_gen_relational.
5073 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
5075 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
5077 (simplify_using_assignment, simplify_using_initial_values): Call
5078 replace_in_expr to make replacements. Call replace_single_def_regs
5079 once on the initial version of the expression.
5081 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5084 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
5086 2009-03-31 Richard Guenther <rguenther@suse.de>
5089 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
5090 equality comparisons. Fold C - X CMP X if C % 2 == 1.
5092 2009-03-31 Richard Guenther <rguenther@suse.de>
5094 * tree.h (div_if_zero_remainder): Declare.
5095 * fold-const.c (div_if_zero_remainder): Export.
5096 * tree-ssa-forwprop.c
5097 (forward_propagate_addr_into_variable_array_index): Handle
5098 constant array index addition outside of the variable index.
5100 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5103 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
5104 define_splits, floatunssi<mode>2): Require x87 conversions from
5105 DImode to be permitted.
5107 2009-03-31 Joseph Myers <joseph@codesourcery.com>
5109 PR preprocessor/15638
5110 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
5112 2009-03-31 Richard Guenther <rguenther@suse.de>
5116 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
5117 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
5118 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
5119 a separate statement.
5120 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
5121 (lookup_tmp_var): Likewise.
5122 (is_gimple_formal_tmp_or_call_rhs): Remove.
5123 (is_gimple_reg_or_call_rhs): Rename to ...
5124 (is_gimple_reg_rhs_or_call): ... this.
5125 (is_gimple_mem_or_call_rhs): Rename to ...
5126 (is_gimple_mem_rhs_or_call): ... this.
5127 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
5128 DECL_GIMPLE_REG_P only if is_formal is true.
5129 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
5130 for non-proper post-modify expression gimplification.
5131 (gimplify_self_mod_expr): For post-modify expressions gimplify
5132 the lvalue to a minimal lvalue.
5133 (rhs_predicate_for): Remove formal temp case.
5134 (gimplify_modify_expr_rhs): Likewise.
5135 (gimplify_addr_expr): Use is_gimple_reg.
5136 (gimplify_expr): Remove formal temp cases.
5137 (gimple_regimplify_operands): Likewise.
5138 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
5139 and FILTER_EXPR like constants.
5140 * gimple.c (walk_gimple_op): Fix val_only initialization, use
5142 (is_gimple_formal_tmp_rhs): Remove.
5143 (is_gimple_reg_rhs): Remove special casing.
5144 (is_gimple_mem_rhs): Fix.
5145 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
5146 (is_gimple_formal_tmp_var): Remove.
5147 (is_gimple_formal_tmp_reg): Likewise.
5148 (is_gimple_min_lval): Allow invariant component ref parts.
5149 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
5150 is_gimple_formal_tmp_reg): Remove declarations.
5151 * tree-cfg.c (verify_expr): Verify that variables with address
5152 taken do not have DECL_GIMPLE_REG_P set.
5153 * tree-mudflap.c (mf_build_check_statement_for): Use
5154 force_gimple_operand instead of gimplify_expr.
5156 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
5158 * modulo-sched.c (sms_schedule_by_order): Pass the actual
5159 schedulable rows to compute_split_row.
5161 2009-03-31 Ben Elliston <bje@au.ibm.com>
5164 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
5167 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5169 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
5170 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
5171 * configure: Regenerate.
5172 * config.in: Regenerate.
5173 * config/rs6000/rs6000.opt (mtls-markers): Add.
5174 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
5175 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
5176 (tls_ld_aix, tls_ld_sysv): Likewise.
5177 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
5178 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
5180 2009-03-31 Alan Modra <amodra@bigpond.net.au>
5182 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
5184 2009-03-30 Jan Hubicka <jh@suse.cz>
5186 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
5188 (tree_remove_unreachable_handlers): Cleanup EH predecestor
5189 detection and label handling.
5191 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5193 * ira-int.h (ira_allocno): Rename left_conflicts_num to
5194 left_conflicts_size.
5195 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
5196 ALLOCNO_LEFT_CONFLICTS_SIZE.
5198 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
5199 remove_allocno_from_bucket_and_push,
5200 allocno_spill_priority_compare, push_allocnos_to_stack,
5201 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5202 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
5203 (setup_allocno_left_conflicts_num): Ditto. Rename to
5204 setup_allocno_left_conflicts_size.
5205 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
5206 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
5207 setup_allocno_left_conflicts_size instead of
5208 setup_allocno_left_conflicts_num.
5210 * ira-build.c (ira_create_allocno): Use
5211 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
5212 ALLOCNO_LEFT_CONFLICTS_NUM.
5214 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5216 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5217 instead of DF_LR_OUT.
5219 * ira-lives.c (process_bb_node_lives): Ditto.
5221 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5222 instead of DF_LR_{OUT,IN}.
5224 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5226 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5228 2009-03-30 Jan Hubicka <jh@suse.cz>
5230 * except.c (label_to_region_map): Fix thinko.
5232 2009-03-30 Steve Ellcey <sje@cup.hp.com>
5235 * tree.h (tree_find_value): New declaration.
5236 * tree.c (tree_find_value): New function.
5237 * varasm.c (assemble_external): Avoid duplicate entries on lists.
5239 2009-03-30 Jakub Jelinek <jakub@redhat.com>
5242 * c-decl.c (struct c_binding): Add locus field.
5243 (bind): Add locus argument, set locus field from it.
5244 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
5245 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
5246 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
5247 implicitly_declare, undeclared_variable, lookup_label,
5248 declare_label, c_make_fname_decl, c_builtin_function,
5249 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
5252 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
5255 * config/i386/i386.c (classify_argument): Check total size of
5258 2009-03-30 Martin Jambor <mjambor@suse.cz>
5260 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
5261 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
5262 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
5265 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
5266 seen_variable_array_ref while also traversing a union.
5268 * tree-inline.c (optimize_inline_calls): Do not call
5269 cgraph_node_remove_callees.
5270 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
5271 (pass_remove_cgraph_callee_edges): New variable.
5272 * passes.c (init_optimization_passes): Add
5273 pass_remove_cgraph_callee_edges after early inlining and before all
5274 late intraprocedural passes.
5276 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
5278 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5280 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
5283 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5285 * combine.c (simplify_comparison): Use have_insn_for.
5286 * dojump.c (do_jump): Likewise.
5288 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5290 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
5291 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
5292 sparc_compare_op0 like sparc_compare_emitted used to be handled.
5293 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
5294 instead of sparc_compare_emitted.
5295 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
5296 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
5297 instead of sparc_compare_emitted.
5299 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5301 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
5302 enter/exit cfglayout mode.
5303 (pass_partition_block): Require it.
5304 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
5305 (combine_instructions): Track basic blocks instead of labels.
5306 (update_cfg_for_uncondjump): New.
5307 (try_combine): Use it. Update jumps after rescanning.
5308 (pass_combine): Require PROP_cfglayout.
5309 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
5311 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5313 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
5314 Provide/destroy PROP_cfglayout respectively.
5315 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
5316 * tree-pass.h (PROP_cfglayout): New.
5318 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
5320 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
5321 fold_convert_const_fixed_from_fixed,
5322 fold_convert_const_fixed_from_int,
5323 fold_convert_const_fixed_from_real, fold_negate_const): Do not
5324 set TREE_CONSTANT_OVERFLOW.
5325 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
5326 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
5328 2009-03-30 Ira Rosen <irar@il.ibm.com>
5330 * tree-vect-loop-manip.c: New file.
5331 * tree-vectorizer.c: Update documentation and included files.
5332 (vect_loop_location): Make extern.
5333 (rename_use_op): Move to tree-vect-loop-manip.c
5334 (rename_variables_in_bb, rename_variables_in_loop,
5335 slpeel_update_phis_for_duplicate_loop,
5336 slpeel_update_phi_nodes_for_guard1,
5337 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
5338 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
5339 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
5340 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
5341 find_loop_location): Likewise.
5342 (new_stmt_vec_info): Move to tree-vect-stmts.c.
5343 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
5344 get_vectype_for_scalar_type, vect_is_simple_use,
5345 supportable_widening_operation, supportable_narrowing_operation):
5347 (bb_in_loop_p): Move to tree-vect-loop.c.
5348 (new_loop_vec_info, destroy_loop_vec_info,
5349 reduction_code_for_scalar_code, report_vect_op,
5350 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
5351 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
5352 (vect_supportable_dr_alignment): Likewise.
5353 * tree-vectorizer.h (tree-data-ref.h): Include.
5354 (vect_loop_location): Declare.
5355 Reorganize function declarations according to the new file structure.
5356 * tree-vect-loop.c: New file.
5357 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
5358 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
5359 * tree-vect-data-refs.c: New file.
5360 * tree-vect-patterns.c (timevar.h): Don't include.
5361 * tree-vect-stmts.c: New file.
5362 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
5363 tree-vect-slp.c, tree-vect-loop.c.
5364 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
5365 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
5366 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
5367 (tree-vect-analyze.o): Remove.
5368 (tree-vect-transform.o): Likewise.
5369 (tree-vect-data-refs.o): Add rule.
5370 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
5371 tree-vect-slp.o): Likewise.
5372 (tree-vect-patterns.o): Remove redundant dependencies.
5373 (tree-vectorizer.o): Likewise.
5374 * tree-vect-slp.c: New file.
5376 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5378 * optc-gen.awk: Warn if an option flag has multiple different
5381 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
5383 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
5384 -floop-block): Document dependences on PPL, CLooG and Graphite.
5386 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5388 PR rtl-optimization/323
5389 * c-common.c (c_fully_fold, convert_and_check,
5390 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
5391 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5392 * c-common.def (EXCESS_PRECISION_EXPR): New.
5393 * c-cppbuiltin.c (builtin_define_float_constants): Define
5394 constants with enough digits for long double.
5395 * c-lex.c (interpret_float): Interpret constant with excess
5396 precision where appropriate.
5397 * c-opts.c (c_common_post_options): Set
5398 flag_excess_precision_cmdline. Give an error for
5399 -fexcess-precision=standard for C++ for processors where the
5400 option is significant.
5401 * c-parser.c (c_parser_conditional_expression): Handle excess
5402 precision in condition.
5403 * c-typeck.c (convert_arguments): Handle arguments with excess
5405 (build_unary_op): Move excess precision outside operation.
5406 (build_conditional_expr): Likewise.
5407 (build_compound_expr): Likewise.
5408 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5409 (build_modify_expr): Handle excess precision in RHS.
5410 (convert_for_assignment): Handle excess precision in converted
5412 (digest_init, output_init_element, process_init_element): Handle
5413 excess precision in initializer.
5414 (c_finish_return): Handle excess precision in return value.
5415 (build_binary_op): Handle excess precision in operands and add
5416 excess precision as needed for operation.
5417 * common.opt (-fexcess-precision=): New option.
5418 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5419 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5420 For standard excess precision, output explicit conversion to and
5421 truncation from XFmode.
5422 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5423 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5424 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5425 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5426 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5427 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5428 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5429 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5430 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5431 define_splits, sqrt<mode>2): Disable where appropriate for
5432 standard excess precision.
5433 * convert.c (convert_to_real): Do not shorten arithmetic to type
5434 for which excess precision would be used.
5435 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5436 * doc/invoke.texi (-fexcess-precision=): Document option.
5437 (-mfpmath=): Correct index entry.
5438 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5439 flag_excess_precision): New.
5440 * langhooks.c (lhd_post_options): Set
5441 flag_excess_precision_cmdline.
5442 * opts.c (common_handle_option): Handle -fexcess-precision=.
5443 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5444 init_excess_precision): New.
5445 (lang_dependent_init_target): Call init_excess_precision.
5446 * tree.c (excess_precision_type): New.
5447 * tree.h (excess_precision_type): Declare.
5449 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5452 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5453 non-lvalue to component.
5455 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5457 PR preprocessor/34695
5458 * Makefile.in (c-opts.o): Depend on c-tree.h.
5459 * c-common.c: Move down include of diagnostic.h.
5460 (done_lexing, c_cpp_error): New.
5461 * c-common.h (done_lexing): Declare.
5462 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5464 * c-opts.c: Include c-tree.h.
5465 (c_common_init_options): Set preprocessor error callback.
5466 (c_common_handle_option): Do not set preprocessor
5467 inhibit_warnings, warnings_are_errors, warn_system_headers,
5468 pedantic_errors or inhibit_warnings flags.
5469 (c_common_post_options): Do not check cpp_errors (parse_in).
5470 (c_common_finish): Do not output dependencies if there were
5471 errors. Do not check return value of cpp_finish.
5472 * c-ppoutput.c (pp_file_change): Set input_location.
5473 * c-tree.h (c_cpp_error): Declare.
5474 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5476 (diagnostic_build_prefix): Check override_column.
5477 * diagnostic.h (diagnostic_info): Add override_column field.
5478 (diagnostic_override_column): Define.
5480 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5482 * c-common.c (c_expand_expr, c_staticp): Remove.
5483 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5484 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5485 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5486 * c-gimplify.c (gimplify_compound_literal_expr,
5487 optimize_compound_literals_in_ctor): Remove.
5488 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5489 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5490 * c-semantics.c (emit_local_var): Remove.
5492 * langhooks-def.h (lhd_expand_expr): Remove.
5493 * langhooks.c (lhd_expand_expr): Remove.
5494 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5496 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5497 handling from c-semantics.c; don't call into langhook.
5498 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5499 * gimplify.c (gimplify_compound_literal_expr,
5500 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5501 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5502 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5503 as was done in c-gimplify.c.
5504 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5505 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5506 Move from c-common.h.
5507 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5509 * tree.c (staticp): Do not call langhook.
5510 * langhooks.c (lhd_staticp): Delete.
5511 * langhooks-def.h (lhd_staticp): Delete prototype.
5512 (LANG_HOOKS_STATICP): Delete.
5513 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5515 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5516 instead of DECL_STMTs.
5518 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5526 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5528 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5529 contained expression.
5530 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5531 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5532 conditional expressions for C.
5533 (decl_constant_value_for_optimization): Move from
5534 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5535 whether optimizing and that the expression is a VAR_DECL not of
5536 array type instead of doing such checks in the caller. Do not
5537 check pedantic. Call gcc_unreachable for C++.
5538 * c-common.def (C_MAYBE_CONST_EXPR): New.
5539 * c-common.h (c_fully_fold, c_save_expr,
5540 decl_constant_value_for_optimization): New prototypes.
5541 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5542 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5543 EXPR_INT_CONST_OPERANDS): Define.
5544 * c-convert.c (convert): Strip nops from expression.
5545 * c-decl.c (groktypename): Take extra parameters expr and
5546 expr_const_operands. Update call to grokdeclarator.
5547 (start_decl): Update call to grokdeclarator. Add statement for
5548 expressions used in type of decl.
5549 (grokparm): Update call to grokdeclarator.
5550 (push_parm_decl): Update call to grokdeclarator.
5551 (build_compound_literal): Add parameter non_const and build a
5552 C_MAYBE_COSNT_EXPR if applicable.
5553 (grokdeclarator): Take extra parameters expr and
5554 expr_const_operands. Track expressions used in declaration
5555 specifiers and declarators. Fold array sizes and track whether
5556 they are constant expressions and whether they are integer
5557 constant expressions.
5558 (parser_xref_tag): Set expr and expr_const_operands fields in
5560 (grokfield): Update call to grokdeclarator.
5561 (start_function): Update call to grokdeclarator.
5562 (build_null_declspecs): Set expr and expr_const_operands fields in
5564 (declspecs_add_type): Handle expressions in typeof specifiers.
5565 * c-parser.c (c_parser_declspecs): Set expr and
5566 expr_const_operands fields for declaration specifiers.
5567 (c_parser_enum_specifier): Likewise.
5568 (c_parser_struct_or_union_specifier): Likewise.
5569 (c_parser_typeof_specifier): Likewise. Update call to
5570 groktypename. Fold expression as needed. Return expressions with
5571 type instead of adding statements.
5572 (c_parser_attributes): Update calls to c_parser_expr_list.
5573 (c_parser_statement_after_labels): Fold expression before passing
5574 to objc_build_throw_stmt.
5575 (c_parser_condition): Fold expression.
5576 (c_parser_asm_operands): Fold expression.
5577 (c_parser_conditional_expression): Use c_save_expr. Update call
5578 to build_conditional_expr.
5579 (c_parser_alignof_expression): Update call to groktypename.
5580 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5581 original_code. Fold expression argument of va_arg. Create
5582 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5583 argument to va_arg. Update calls to groktypename. Fold array
5584 index for offsetof. Verify that first argument to
5585 __builtin_choose_expr has integer type.
5586 (c_parser_postfix_expression_after_paren_type): Update calls to
5587 groktypename and build_compound_literal. Handle expressions with
5588 side effects in type name.
5589 (c_parser_postfix_expression_after_primary): Update call to
5590 c_parser_expr_list. Set original_code for calls to
5591 __builtin_constant_p.
5592 (c_parser_expr_list): Take extra parameter fold_p. Fold
5593 expressions if requested.
5594 (c_parser_objc_type_name): Update call to groktypename.
5595 (c_parser_objc_synchronized_statement): Fold expression.
5596 (c_parser_objc_receiver): Fold expression.
5597 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5598 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5599 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5600 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5601 (struct c_typespec): Add elements expr and expr_const_operands.
5602 (struct c_declspecs): Add elements expr and expr_const_operands.
5603 (groktypename, build_conditional_expr, build_compound_literal):
5605 (in_late_binary_op): Declare.
5606 * c-typeck.c (note_integer_operands): New function.
5607 (in_late_binary_op): New variable.
5608 (decl_constant_value_for_broken_optimization): Move to c-common.c
5609 and rename to decl_constant_value_for_optimization.
5610 (default_function_array_conversion): Do not strip nops.
5611 (default_conversion): Do not call
5612 decl_constant_value_for_broken_optimization.
5613 (build_array_ref): Do not fold result.
5614 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5615 result when operand is a VLA.
5616 (c_expr_sizeof_type): Update call to groktypename. Handle
5617 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5618 result when operand names a VLA type.
5619 (build_function_call): Update call to build_compound_literal.
5620 Only fold result for calls to __builtin_* functions. Strip
5621 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5622 the function designator.
5623 (convert_arguments): Fold arguments. Update call to
5624 convert_for_assignment.
5625 (build_unary_op): Handle increment and decrement of
5626 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5627 decrement earlier. Fold operand of increment and decrement.
5628 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5629 built for integer operand. Wrap returns that are INTEGER_CSTs
5630 without being integer constant expressions or that have integer
5631 constant operands without being INTEGER_CSTs.
5632 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5633 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5634 result is an integer constant expression or can be used in
5635 unevaluated parts of one and avoid folding and wrap as
5636 appropriate. Fold operands before possibly doing -Wsign-compare
5638 (build_compound_expr): Wrap result for C99 if operands can be used
5639 in integer constant expressions.
5640 (build_c_cast): Update call to digest_init. Do not ignore
5641 overflow from casting floating-point constants to integers. Wrap
5642 results that could be confused with integer constant expressions,
5643 null pointer constants or floating-point constants.
5644 (c_cast_expr): Update call to groktypename. Handle expressions
5645 included in type name.
5646 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5647 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5648 Update calls to convert_for_assignment.
5649 (convert_for_assignment): Take new parameter
5650 null_pointer_constant. Do not strip nops or call
5651 decl_constant_value_for_broken_optimization. Set
5652 in_late_binary_op for conversions to boolean.
5653 (store_init_value): Update call to digest_init.
5654 (digest_init): Take new parameter null_pointer_constant. Do not
5655 call decl_constant_value_for_broken_optimization. pedwarn for
5656 initializers not constant expressions. Update calls to
5657 convert_for_assignment.
5658 (constructor_nonconst): New.
5659 (struct constructor_stack): Add nonconst element.
5660 (really_start_incremental_init, push_init_level, pop_init_level):
5661 Handle constructor_nonconst and nonconst element.
5662 (set_init_index): Call constant_expression_warning for array
5664 (output_init_element): Fold value. Set constructor_nonconst as
5665 applicable. pedwarn for initializers not constant expressions.
5666 Update call to digest_init. Call constant_expression_warning
5667 where constant initializers are required.
5668 (process_init_element): Use c_save_expr.
5669 (c_finish_goto_ptr): Fold expression.
5670 (c_finish_return): Fold return value. Update call to
5671 convert_for_assignment.
5672 (c_start_case): Fold switch expression.
5673 (c_process_expr_stmt): Fold expression.
5674 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5675 ensure statement expression is not evaluated in constant expression.
5676 (build_binary_op): Track whether results are integer constant
5677 expressions or may occur in such, disable folding and wrap results
5678 as applicable. Fold operands for -Wsign-compare warnings unless
5680 (c_objc_common_truthvalue_conversion): Handle results folded to
5681 integer constants that are not integer constant expressions.
5682 * doc/extend.texi: Document when typeof operands are evaluated,
5683 that condition of __builtin_choose_expr is an integer constant
5684 expression, and more about use of __builtin_constant_p in
5687 2009-03-29 Richard Guenther <rguenther@suse.de>
5689 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5690 propagate addresses of array references.
5692 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5694 * regmove.c (perhaps_ends_bb_p): Remove.
5695 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5696 from INSN and check that the main loop stays within that basic block.
5697 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5698 (regmove_forward_pass): Split out from regmove_optimize. Use
5699 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5700 (regmove_backward_pass): Split out from regmove_optimize. Use
5701 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5702 (regmove_optimize): Simplify.
5704 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5707 * config/i386/i386.c (classify_argument): Ignore flexible array
5708 member in struct and warn ABI change.
5710 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5712 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5714 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5715 (ix86_adjust_cost): Updated.
5717 2009-03-29 Jan Hubicka <jh@suse.cz>
5720 * tree-pass.h (pass_cleanup_eh): New function.
5721 (remove_unreachable_regions): Break code handling RTL
5722 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5723 that can not be reached by runtime.
5724 (can_be_reached_by_runtime): New function.
5725 (label_to_region_map): New function.
5726 (num_eh_regions): New function.
5727 (rtl_remove_unreachable_regions): New function.
5728 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5729 (remove_eh_region): New function.
5730 * except.h: Include sbitmap and vecprim.
5731 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5732 num_eh_regions): Declare.
5733 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5734 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5735 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5736 (tree_empty_eh_handler_p): New function.
5737 (cleanup_empty_eh): New function.
5738 (cleanup_eh): New function.
5739 (pass_cleanup_eh): New function.
5741 2009-03-29 Jan Hubicka <jh@suse.cz>
5743 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5744 for removed regions.
5746 2009-03-29 Jan Hubicka <jh@suse.cz>
5748 * except.c (dump_eh_tree): Dump all datastructures.
5750 2009-03-29 Jan Hubicka <jh@suse.cz>
5752 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5753 (duplicate_eh_regions_1): Likewise.
5754 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5755 vector; call EH verification.
5756 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5757 Be ready for region being removed.
5759 2009-03-29 Jan Hubicka <jh@suse.cz>
5761 * bitmap.c (bitmap_last_set_bit): New function.
5762 * bitmap.h (bitmap_last_set_bit): Declare.
5764 2009-03-29 David Ayers <ayers@fsfe.org>
5767 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5768 by calling objc_compare_types and surpress warnings about
5769 incompatible C pointers that are compatible ObjC pointers.
5771 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5773 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5774 call initialize_inline_failed.
5775 (initialize_inline_failed): Move it from here ...
5776 * cgraph.c (initialize_inline_failed): ... to here.
5777 (cgraph_create_edge): Call initialize_inline_failed rather than
5778 setting inline_failed directly.
5780 2009-03-29 Ben Elliston <bje@au.ibm.com>
5783 * sysv4.opt (msdata): Improve comment.
5784 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5785 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5787 2009-03-29 Ben Elliston <bje@au.ibm.com>
5790 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5791 load and store attributes.
5793 2009-03-29 Ben Elliston <bje@au.ibm.com>
5795 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5796 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5797 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5798 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5799 __builtin_infq and __builtin_huge_valq.
5801 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5803 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5805 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5806 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5808 2009-03-28 Xinliang David Li <davidxl@google.com>
5810 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5811 (do_dbg_cnt): New function.
5813 2009-03-28 Jan Hubicka <jh@suse.cz>
5815 Merge from pretty-ipa:
5817 2009-03-27 Jan Hubicka <jh@suse.cz>
5819 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5820 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5821 * passes.c (function_called_by_processed_nodes_p): New.
5822 * ipa-pure-const.c (check_call): Fix handling of operands.
5823 (analyze_function): Dump debug output for skipped bodies.
5824 (local_pure_const): Use function_called_by_processed_nodes_p.
5825 * dwarf2out.c (reference_to_unused): Use output.
5826 * passes.c (do_per_function_toporder): Likewise.
5828 2008-11-12 Jan Hubicka <jh@suse.cz>
5830 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5831 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5832 state_set_in_source enum
5833 (check_decl): Ignore memory tags; do not set fake looping flags;
5835 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5836 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5837 (check_call, analyze_function): Rewrite.
5839 (add_new_function): Update call of analyze_function.
5840 (generate_summary): Add call of analyze_function.
5841 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5842 (local_pure_const): New function.
5843 (pass_local_pure_const): New pass.
5844 * ipa-inline.c (inline_transform): Set after_inlining.
5845 * tree-eh.c (stmt_can_throw_external): New.
5846 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5847 work with aliasing built.
5848 * tree-flow.h (stmt_can_throw_external): New.
5849 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5850 and local pure/const pass in early and late optimization queue.
5852 2009-03-28 Martin Jambor <mjambor@suse.cz>
5854 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5856 (fold_binary): Allow function decl aligment consideration is the
5857 second argument is integer constant one.
5858 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5859 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5860 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5862 2009-03-28 Jan Hubicka <jh@suse.cz>
5864 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5865 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5866 * function.h (rtl_data): Add nothrow flag.
5867 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5868 set DECL_NOTHROW for AVAILABLE functions.
5870 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5872 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5873 following vector keyword has expansion starting with pixel or bool
5874 keyword, expand vector to __vector and pixel or bool to __pixel or
5878 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5879 warn_if_disallowed_function_p): Removed.
5880 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5881 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5882 warning_if_disallowed_function_p.
5883 * flags.h (warn_if_disallowed_function_p,
5884 warn_disallowed_functions): Removed.
5885 * common.opt (Wdisallowed-function-list=): Removed.
5886 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5888 2009-03-28 Richard Guenther <rguenther@suse.de>
5890 PR tree-optimization/38723
5891 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5894 2009-03-28 Jan Hubicka <jh@suse.cz>
5896 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5897 test introduced by my previous patch.
5899 2009-03-28 Richard Guenther <rguenther@suse.de>
5901 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5902 the PHIs value undefined.
5904 2009-03-28 Jan Hubicka <jh@suse.cz>
5906 * tree-pass.h (pass_fixup_cfg): New pass.
5907 * ipa-inline.c (inline_transform): Set
5908 always_inline_functions_inlined/after_inlining.
5909 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5910 (pass_fixup_cfg): New pass.
5911 * passes.c (init_optimization_passes): Add fixup_cfg.
5913 2009-03-28 Richard Guenther <rguenther@suse.de>
5915 PR tree-optimization/38458
5916 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5917 argument use the arguments copy-of value.
5919 2009-03-28 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/38180
5922 * tree-ssa-ccp.c (get_default_value): Simplify.
5923 (likely_value): Likewise.
5924 (surely_varying_stmt_p): Properly handle VOP case.
5925 (ccp_initialize): Likewise.
5926 (ccp_fold): Handle propagating through *&.
5927 (fold_const_aggregate_ref): Also handle decls.
5929 2009-03-28 Jan Hubicka <jh@suse.cz>
5931 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5932 * cgraph.h (cgraph_node): Likewise.
5933 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5934 (cgraph_reset_node): Use process flag.
5935 (cgraph_mark_functions_to_output): Likewise.
5936 (cgraph_expand_function): Likewise.
5937 (cgraph_expand_all_functions): Likewise.
5938 (cgraph_output_in_order): Likewise.
5939 * dwarf2out.c (reference_to_unused): Likewise.
5940 * passes.c do_per_function_toporder): Likewise.
5942 2009-03-28 Jan Hubicka <jh@suse.cz>
5944 Bring from lto-branch:
5946 2008-09-03 Doug Kwan <dougkwan@google.com>
5948 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5949 enums instead of reason strings.
5950 * cgraph.c (cgraph_create_edge): Same.
5951 (cgraph_inline_failed_string): New function.
5952 * cgraph.h (cgraph_inline_failed_t): New enum type.
5953 (cgraph_inline_failed_string): New prototype.
5954 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5955 char pointer to cgraph_inline_failed_t.
5956 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5957 (cgraph_default_inline_p): Ditto.
5958 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5959 to cgraph_inline_failed_t pointer.
5960 * cif-code.def: New file.
5961 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5963 (cgraph_check_inline_limits): Change type of REASON to pointer to
5964 cgraph_inline_failed_t. Replace reason strings with enums.
5965 (cgraph_default_inline_p): Ditto.
5966 (cgraph_recursive_inlining_p): Ditto.
5967 (update_caller_keys): Change type of FAILED_REASON to
5968 cgraph_inline_failed_t.
5969 (cgraph_set_inline_failed): Change type of REASON to pointer to
5970 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5971 convert enums to strings for text output.
5972 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5973 to be of type cgraph_inline_failed_t. Replace reason strings with
5974 enums. Call cgraph_inline_failed_string to covert enums
5975 to strings for text output.
5976 (cgraph_decide_inlining): Replace reason strings with enums.
5977 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5978 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5980 * tree-inline.c (expand_call_inline): Change type of REASON
5981 to cgraph_inline_failed_t. Replace reason strings with enums.
5982 Call cgraph_inline_failed_string for text output.
5983 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5986 2009-03-28 Jan Hubicka <jh@suse.cz>
5988 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5989 cgraph_clone_node): Remove master clone handling.
5990 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5991 * cgraph.h (master_clone): Remove.
5992 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5993 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5994 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5996 2009-03-28 Jan Hubicka <jh@suse.cz>
5998 * cgraph.c (cgraph_function_body_availability): Functions declared
5999 inline are always safe to assume that it is not going to be replaced.
6001 2009-03-28 Richard Guenther <rguenther@suse.de>
6003 PR tree-optimization/38513
6004 * tree-ssa-pre.c (eliminate): Remove redundant stores.
6005 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6006 EXC_PTR_EXPR and FILTER_EXPR.
6007 (get_ref_from_reference_ops): Likewise.
6009 2009-03-28 Richard Guenther <rguenther@suse.de>
6011 PR tree-optimization/38968
6012 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6013 Use FLOOR_MOD_EXPR to compute misalignment.
6015 2009-03-28 Richard Guenther <rguenther@suse.de>
6017 PR tree-optimization/37795
6018 * tree.h (combine_comparisons): Declare.
6019 * fold-const.c (combine_comparisons): Export.
6020 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
6022 (ifcombine_iforif): Use combine_comparisons.
6024 2009-03-28 Jan Hubicka <jh@suse.cz>
6026 * tree-eh.c (inlinable_call_p): New function.
6027 (make_eh_edges): Use it.
6028 (verify_eh_edges): Use it.
6029 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
6030 * except.c (reachable_next_level): Add inlinable_function argument
6031 (sjlj_find_directly_reachable_regions): Update.
6032 (add_reachable_handler): Do not set saw_any_handlers.
6033 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
6034 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6035 Add new inlinable call parameter.
6036 (can_throw_internal, can_throw_external): Update.
6037 * except.h (can_throw_internal_1, can_throw_external_1,
6038 foreach_reachable_handler): Update declaration.
6040 2009-03-28 Joseph Myers <joseph@codesourcery.com>
6042 * config/arm/t-arm-coff, config/h8300/coff.h,
6043 config/i386/i386-aout.h, config/i386/i386-coff.h,
6044 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
6045 config/pdp11/2bsd.h, config/rs6000/aix41.h,
6046 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
6047 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
6048 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
6049 sys-types.h: Remove.
6050 * Makefile.in: Remove protoize and fixproto support and references
6052 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
6053 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
6055 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
6056 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
6057 unprotoize$(exeext).
6058 (rest.encap): Don't depend on $(STMP_FIXPROTO)
6059 (.PHONY): Don't depend on proto.
6060 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
6061 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
6062 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
6063 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
6064 build/gen-protos.o, build/scan.o, xsys-protos.h,
6065 build/fix-header$(build_exeext), build/fix-header.o,
6066 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
6067 stmp-install-fixproto): Remove.
6068 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
6069 SYSCALLS.c or fixproto files.
6070 (install-common): Don't install protoize.
6071 (install-headers-tar, install-headers-cpio, install-headers-cp):
6072 Don't depend on $(STMP_FIXPROTO).
6073 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
6074 install fixproto files or write out fixproto settings.
6075 (uninstall): Don't uninstall protoize.
6076 * config.gcc (use_fixproto): Remove.
6077 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
6078 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
6079 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
6080 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
6081 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
6082 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
6083 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
6084 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
6085 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
6086 * config/t-vxworks (STMP_FIXPROTO): Remove.
6087 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
6088 STMP_FIXPROTO): Remove.
6089 * config.in, configure: Regenerate.
6090 * crtstuff.c (gid_t, uid_t): Don't undefine.
6091 * doc/install.texi: Change m68k-coff to m68k-elf in example.
6092 (arm-*-coff, arm-*-aout: Remove target entries.
6093 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
6094 Remove mention of AIX 4.1.
6095 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
6096 * doc/invoke.texi (Running Protoize): Remove.
6097 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
6098 (Protoize Caveats): Remove.
6099 * tsystem.h: Update comments on headers assumed to exist.
6101 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
6103 * genautomata.c: Add a new year to the copyright. Add a new
6105 (struct insn_reserv_decl): Add comments for member bypass_list.
6106 (find_bypass): Remove.
6107 (insert_bypass): New.
6108 (process_decls): Use insert_bypass.
6109 (output_internal_insn_latency_func): Output all bypasses with the
6110 same input insn in one switch case.
6112 * rtl.def (define_bypass): Describe bypass choice.
6113 * doc/md.texi (define_bypass): Ditto.
6115 2009-03-27 Richard Guenther <rguenther@suse.de>
6117 * gimplify.c (mark_addressable): Export.
6118 * tree-flow.h (mark_addressable): Declare.
6119 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
6120 * tree-ssa.c (verify_phi_args): Verify that address taken
6121 variables have TREE_ADDRESSABLE set.
6123 2009-03-27 Richard Guenther <rguenther@suse.de>
6125 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
6126 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
6127 Do not mark decls TREE_ADDRESSABLE.
6128 (build_fold_addr_expr): Adjust.
6129 (fold_addr_expr): Remove.
6130 (fold_unary): Use build_fold_addr_expr.
6131 (fold_comparison): Likewise.
6132 (split_address_to_core_and_offset): Likewise.
6133 * coverage.c (tree_coverage_counter_addr): Mark the array decl
6135 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
6136 (gimplify_modify_expr_to_memcpy): Mark source and destination
6138 * omp-low.c (create_omp_child_function): Mark the object decl
6140 (lower_rec_input_clauses): Mark the var we take the address of
6142 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
6144 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6147 * cfgexpand.c (expand_one_stack_var_at): Change alignment
6148 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
6150 2009-03-27 Richard Guenther <rguenther@suse.de>
6152 PR tree-optimization/39120
6153 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
6155 (handle_lhs_call): Process return constraints. Add escape
6156 constraints if necessary.
6157 (handle_const_call): Fill out return constraints. Make nested
6158 case more precise. Avoid consttmp if possible.
6159 (handle_pure_call): Fill out return constraints. Avoid
6160 callused if possible.
6161 (find_func_aliases): Simplify call handling.
6163 2009-03-27 Richard Guenther <rguenther@suse.de>
6165 PR tree-optimization/39120
6166 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
6167 as a representative.
6168 (solve_graph): Do propagate CALLUSED.
6169 (handle_pure_call): Use a scalar constraint from CALLUSED for
6171 (find_what_p_points_to): CALLUSED shall not appear in poins-to
6174 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6177 * c-common.c (handle_aligned_attribute): Properly check alignment
6178 overflow. Use (1U << i) instead of (1 << i).
6180 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
6182 * expr.h (get_mem_align_offset): Updated.
6184 * tree.h (tree_decl_common): Change align to "unsigned int" and
6185 move it before pointer_alias_set.
6187 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6188 Jakub Jelinek <jakub@redhat.com>
6191 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
6192 gr_register_operand with gr_reg_or_0_operand.
6193 (cmpxchg_rel_di): Likewise.
6194 (sync_lock_test_and_set<mode>): Likewise.
6196 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6198 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
6199 (true_regnum): Likewise.
6201 * rtlanal.c (subreg_info): Moved to ...
6202 * rtl.h (subreg_info): Here. New.
6203 (subreg_get_info): New.
6205 * rtlanal.c (subreg_get_info): Make it extern.
6207 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6210 * config/i386/i386.c (ix86_abi): New.
6211 (override_options): Handle -mabi=.
6212 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
6213 (ix86_call_abi_override): Likewise.
6214 (init_cumulative_args): Likewise.
6215 (function_arg_advance): Likewise.
6216 (function_arg_64): Likewise.
6217 (function_arg): Likewise.
6218 (ix86_pass_by_reference): Likewise.
6219 (ix86_function_value_regno_p): Likewise.
6220 (ix86_build_builtin_va_list_abi): Likewise.
6221 (setup_incoming_varargs_64): Likewise.
6222 (is_va_list_char_pointer): Likewise.
6223 (ix86_init_machine_status): Likewise.
6224 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
6225 (ix86_function_type_abi): Return enum calling_abi. Rewrite
6226 for 64bit. Replace DEFAULT_ABI with ix86_abi.
6227 (ix86_function_abi): Make it static and return enum calling_abi.
6228 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
6230 (ix86_fn_abi_va_list): Updated.
6232 * config/i386/i386.h (ix86_abi): New.
6233 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
6234 (CONDITIONAL_REGISTER_USAGE): Likewise.
6235 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
6236 (machine_function): Likewise.
6238 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
6240 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
6241 (STACK_BOUNDARY): Likewise.
6242 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
6244 * config/i386/i386.opt (mabi=): New.
6246 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
6247 return enum calling_abi.
6248 (ix86_function_type_abi): Likewise.
6249 (ix86_function_abi): Removed.
6251 * doc/invoke.texi: Document -mabi= option for x86.
6253 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6255 * builtins.c (real_dconstp): Delete.
6256 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
6258 2009-03-27 Dodji Seketeli <dodji@redhat.com>
6259 Jakub Jelinek <jakub@redhat.com>
6262 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
6263 (gen_subprogram_die): When a function is explicit, generate the
6264 DW_AT_explicit attribute.
6265 * langhooks.h (struct lang_hooks_for_decls): Add
6266 function_decl_explicit_p langhook.
6267 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
6268 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
6270 2009-03-27 Jakub Jelinek <jakub@redhat.com>
6272 * builtins.c (fold_builtin_memory_op): Optimize memmove
6273 into memcpy if we can prove source and destination don't overlap.
6275 * tree-inline.c: Include gt-tree-inline.h.
6276 (clone_fn_id_num): New variable.
6277 (clone_function_name): New function.
6278 (tree_function_versioning): Use it.
6279 * Makefile.in (GTFILES): Add tree-inline.c.
6281 2009-03-27 Mark Mitchell <mark@codesourcery.com>
6283 * BASE-VER: Change to 4.5.0.
6285 2009-03-27 Xinliang David Li <davidxl@google.com>
6287 PR tree-optimization/39557
6288 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
6290 2009-03-27 Xinliang David Li <davidxl@google.com>
6292 PR tree-optimization/39548
6293 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
6296 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6298 * c-common.c (pointer_int_sum): Use %wd on return from
6301 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
6303 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
6304 on return from tree_low_cst.
6306 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
6309 * ginclude/stdarg.h (va_copy): Define also for
6310 __GXX_EXPERIMENTAL_CXX0X__.
6312 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6315 * builtins.h (c_strlen): Do not warn here.
6316 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6317 * c-common.c (pointer_int_sum): Take an explicit location.
6318 Warn about offsets out of bounds.
6319 * c-common.h (pointer_int_sum): Adjust declaration.
6321 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6323 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
6326 2009-03-26 Jakub Jelinek <jakub@redhat.com>
6329 * opts.c (warn_if_disallowed_function_p): Don't assume
6330 get_callee_fndecl must return non-NULL.
6332 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
6334 PR rtl-optimization/39522
6335 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
6336 when reg_reloaded_valid is set.
6338 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6340 * config/spu/divv2df3.c: New file.
6341 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
6342 (DPBIT_FUNCS): Filter out _div_df.
6344 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
6346 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
6347 a jump insn, count that jump in the distance to the loop start.
6349 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
6352 * config/sh/sh.c (calc_live_regs): Fix condition for global
6353 registers except PIC_OFFSET_TABLE_REGNUM.
6355 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
6358 * doc/invoke.texi (-mconsole): New.
6362 (-mnop-fun-dllimport): New.
6366 (sub section "i386 and x86-64 Windows Options"): New.
6368 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
6370 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
6371 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
6373 2009-03-25 Richard Guenther <rguenther@suse.de>
6376 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
6379 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
6381 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
6382 neither of haifa/selective schedulers are working.
6384 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6386 * doc/invoke.texi (Debugging Options): Fix description of
6387 -fno-merge-debug-strings.
6389 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
6391 * config/cris/libgcc.ver: New version-script.
6392 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6394 * configure.ac <GAS features, nop mnemonic>: Add pattern
6395 crisv32-*-* for "nop".
6396 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6397 * configure: Regenerate.
6399 2009-03-24 Ira Rosen <irar@il.ibm.com>
6401 PR tree-optimization/39529
6402 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6403 mark_sym_for_renaming for the tag copied to the new vector
6406 2009-03-24 Arthur Loiret <aloiret@debian.org>
6408 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6409 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6410 EXTRA_SPEC_FUNCTIONS.
6411 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6412 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6413 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6414 -march and -mtune options.
6416 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6418 * config/m68k/t-rtems: Add m5329 multilib.
6420 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6421 Jakub Jelinek <jakub@redhat.com>
6424 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6427 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6430 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6431 instead of c_parser_expression_conv, if original_code isn't one of the
6432 4 allowed comparison codes, fail.
6434 2009-03-23 Richard Guenther <rguenther@suse.de>
6436 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6437 * tree.h (struct tree_type): Likewise.
6438 * reload.h (struct insn_chain): Likewise.
6439 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6440 * function.h (struct function): Likewise.
6441 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6443 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6445 PR tree-optimization/39516
6446 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6448 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6450 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6451 should be set true if BITS_PER_WORD of target is bigger than 32
6453 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6455 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6456 Translate -B-options to -rpath-link. Correct existing
6457 rpath-link and conditionalize on !nostdlib.
6459 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6461 * doc/extend.texi (Function Attributes, Variable Attributes):
6463 * doc/invoke.texi (Debugging Options, Optimize Options)
6464 (i386 and x86-64 Options, MCore Options): Likewise.
6466 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6469 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6470 it for block local namespace aliases.
6471 (gen_decl_die): Pass context_die to gen_namespace_die.
6473 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6476 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6477 minimum or maximum value.
6479 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6481 * reginfo.c (globalize_reg): Recompute derived reg sets.
6483 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6486 * libgcc2.c (mprotect): Do not use signed arguments for
6487 VirtualProtect, use DWORD arguments. Also fix the 'may
6488 be used uninitialized' warning for the np variable.
6490 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6493 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6494 functions using regparm calling conventions when not optimizing.
6495 (ix86_function_sseregparm): Similarly for sseregparm calling
6498 2009-03-19 Li Feng <nemokingdom@gmail.com>
6501 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6502 dependence if the first conflict is after niter iterations.
6504 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6507 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6508 functions with dynamic stack-pointer adjustments.
6510 2009-03-19 Ben Elliston <bje@au.ibm.com>
6512 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6513 option; change to -msdata=data.
6515 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6517 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6520 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6523 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6525 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6527 * doc/invoke.texi (Code Gen Options): Expand discussion of
6530 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6532 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6533 * matrix-reorg.c (struct matrix_info): Likewise.
6534 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6535 * rtl.h (struct mem_attrs): Likewise.
6536 * df.h (struct df): Likewise.
6537 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6538 * ira-int.h (struct ira_allocno): Likewise.
6539 * df-scan.c (struct df_collection_rec): Likewise.
6540 * ira.c (struct equivalence): Likewise.
6541 * function.c (struct temp_slot): Likewise.
6542 * cfgloop.h (struct loop): Likewise.
6545 * function.c (use_register_for_decl): When not optimizing, disregard
6546 register keyword for variables with types containing methods.
6548 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6551 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6552 (is_simple_operand): Call contains_component_ref_p before calling data
6553 reference analysis that would fail on COMPONENT_REFs.
6555 * tree-vrp.c (search_for_addr_array): Fix formatting.
6557 2009-03-18 Richard Guenther <rguenther@suse.de>
6559 * tree-vect-transform.c (vect_loop_versioning): Fold the
6560 generated comparisons.
6561 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6562 (slpeel_tree_peel_loop_to_edge): Likewise.
6564 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6567 * opts.c (print_specific_help): In addition to `undocumented',
6568 accept `separate' and `joined' flags if passed alone. Describe
6569 output by the first matched one of those.
6570 (common_handle_option): Skip over empty strings.
6571 * gcc.c (display_help): Fix help string for `--help='.
6572 * doc/invoke.texi (Option Summary, Overall Options): With
6573 `--help=', classes and qualifiers can both be repeated, but
6574 only the latter can be negated. One should not pass only
6575 negated qualifiers. Fix markup and examples.
6578 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6580 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6581 and -fhelp=separate.
6583 2009-03-17 Jing Yu <jingyu@google.com>
6586 * function.h (struct rtl_data): Move is_thunk from here...
6587 (struct function): ...to here.
6588 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6589 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6591 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6593 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6594 (alpha_output_function_end_prologue): Likewise.
6595 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6596 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6597 (rs6000_output_function_epilogue): Likewise.
6598 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6600 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6603 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6604 from different units in a single alternative.
6605 (*truncdfsf_i387): Ditto.
6606 (*truncxfsf2_mixed): Ditto.
6607 (*truncxfdf2_mixed): Ditto.
6609 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6611 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6612 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6615 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6616 unused non-artificial variables when not optimizing.
6619 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6620 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6621 NAMESPACE_DECL in its DECL_INITIAL.
6624 * optabs.c (set_user_assembler_libfunc): New function.
6625 * expr.h (set_user_assembler_libfunc): New prototype.
6626 * c-common.c: Include libfuncs.h.
6627 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6628 for memcmp, memset, memcpy, memmove and abort.
6629 * Makefile.in (c-common.o): Depend on libfuncs.h.
6632 * dwarf2out.c (gen_inlined_enumeration_type_die,
6633 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6634 gen_tagged_type_instantiation_die): Removed.
6635 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6638 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6641 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6643 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6644 (check-parallel-%): Ditto.
6645 (check-consistency): Ditto.
6647 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6649 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6650 local variable rhs by NULL_TREE.
6652 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6655 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6657 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6660 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6662 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6665 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6666 for ms->sysv ABI calls only in 64bit mode.
6668 * config/i386/i386.md (untyped_call): Support 32bit.
6670 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6672 * doc/extend.texi: Replace x86_65 with x86_64.
6674 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6676 PR tree-optimization/39455
6677 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6678 mismatches for POINTER_TYPE_P (type).
6679 (number_of_iterations_le): Likewise.
6681 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6683 * config/picochip/picochip.c: Removed profiling support.
6684 * config/picochip/picochip.md: Removed profiling instruction.
6685 * config/picochip/picochip.h: Removed profiling builtin.
6687 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6689 * doc/install.texi (--with-host-libstdcxx): Document.
6691 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6694 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6695 generate a warning if the function name does not begin with
6696 "__vector" and the function has either the 'signal' or 'interrupt'
6697 attribute, from here to ...
6698 (avr_declare_function_name): ...here. New function.
6699 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6700 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6702 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6705 * cse.c (fold_rtx): Don't modify original const_arg1 when
6706 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6707 separate variable instead.
6708 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6709 from out of range shift counts.
6710 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6712 2009-03-13 Catherine Moore <clm@codesourcery.com>
6714 * config/i386/x-mingw32 (host-mingw32.o): Replace
6715 diagnostic.h with $(DIAGNOSTIC_H).
6717 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6720 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6722 * config/i386/sync.md (sync_compare_and_swap<mode>,
6723 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6724 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6726 (sync_double_compare_and_swapdi_pic,
6727 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6728 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6730 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6733 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6735 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6738 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6739 (avx_addsubv4df3): Likewise.
6740 (*avx_addsubv4sf3): Likewise.
6741 (sse3_addsubv4sf3): Likewise.
6743 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6746 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6748 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6751 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6752 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6753 registers for allocnos created from user-defined variables.
6755 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6758 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6759 of non-integer mode as well.
6761 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6763 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6764 for functions for which the parameter types are unknown.
6766 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6769 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6770 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6771 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6772 * config/i386/i386.c (ix86_local_alignment): For
6773 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6774 long long variables on the stack to avoid dynamic realignment.
6775 Allow the first argument to be a decl rather than type.
6776 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6778 2009-03-11 Nick Clifton <nickc@redhat.com>
6781 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6783 Add description to mno-lsim option.
6784 * config/mcore/mcore.h: Remove comment about deprecated m4align
6786 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6787 * doc/invoke.texi: Add description of mno-lsim and
6788 mstack-increment options.
6790 * config/fr30/fr30.opt: Document the -mno-lsim option.
6791 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6792 and -mno-lsim options.
6794 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6796 * fold-const.c (fold_comparison): Only call fold_inf_compare
6797 if the mode supports infinities.
6799 2009-03-11 Jason Merrill <jason@redhat.com>
6802 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6803 end already did. Notice GIMPLE_CALL modifications of the result.
6804 Don't copy debug information from an ignored decl or a decl from
6807 2009-03-10 Richard Guenther <rguenther@suse.de>
6808 Nathan Froyd <froydnj@codesourcery.com>
6811 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6812 (__divMODE3): Likewise.
6814 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6816 PR tree-optimization/39394
6817 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6818 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6820 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6822 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6823 inline asms for register asm ("") declarations.
6825 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6827 * fold-const.c (fold_unary): Fix comment.
6829 2009-03-07 Jan Hubicka <jh@suse.cz>
6832 * tree-inline.c (setup_one_parameter): Do replacement of const
6833 argument by constant in SSA form.
6835 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6838 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6839 determine alignment passed to assign_stack_local.
6840 (assign_parms_unsplit_complex): Likewise.
6841 * except.c (sjlj_build_landing_pads): Likewise.
6843 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6846 * tree-flow.h (add_referenced_var): Return bool instead of void.
6847 * tree-dfa.c (add_referenced_var): Return result of
6848 referenced_var_check_and_insert call.
6849 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6850 of referenced_var_check_and_insert.
6853 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6854 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6855 DIE, don't emit it if abstract origin already has it.
6856 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6857 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6859 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6861 * genpreds.c (needs_variable): Fix parentheses at variable name
6863 (write_tm_constrs_h): Indent generated code.
6865 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6867 * doc/extend.texi (Function Attributes): Add documentation
6870 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6873 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6874 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6876 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6878 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6881 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6884 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6885 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6887 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6889 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6890 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6891 constants instead of magic numbers.
6892 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6894 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6895 (x86_64_ms_abi_int_parameter_registers): Ditto.
6896 (x86_64_int_return_registers): Ditto.
6897 (ix86_maybe_switch_abi): Ditto.
6898 (ix86_expand_call): Ditto for clobbered_registers array.
6899 (ix86_hard_regno_mode_ok): Ditto.
6900 (x86_extended_QIreg_mentioned_p): Ditto.
6902 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6904 PR tree-optimization/39349
6905 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6907 * combine.c (gen_lowpart_for_combine): Use omode when generating
6910 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6912 PR rtl-optimization/39235
6913 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6915 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6917 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6919 2009-03-04 Richard Guenther <rguenther@suse.de>
6921 PR tree-optimization/39362
6922 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6923 that occur in abnormal PHIs should be varying.
6925 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6927 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6929 (simple_iv): Take loop as an argument instead of statement.
6930 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6931 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6933 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6935 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6936 * matrix-reorg.c (analyze_transpose): Ditto.
6937 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6938 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6939 * tree-predcom.c (ref_at_iteration): Ditto.
6940 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6942 2009-03-04 Richard Guenther <rguenther@suse.de>
6944 PR tree-optimization/39358
6945 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6946 escaped_id and callused_id.
6947 (solve_graph): Likewise.
6949 2009-03-04 Richard Guenther <rguenther@suse.de>
6951 PR tree-optimization/39339
6952 * tree-sra.c (try_instantiate_multiple_fields): Make it
6953 no longer ICE on the above.
6955 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6957 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6958 that fits within Pmode.
6960 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6963 * tm.texi (LIBCALL_VALUE): Update description.
6965 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6968 * doc/extend.texi (section): Update description.
6970 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6973 * tree-inline.c (remapped_type): New.
6974 (can_be_nonlocal): Call remapped_type instead of remap_type.
6976 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6979 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6980 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6982 2009-03-03 Richard Guenther <rguenther@suse.de>
6985 * tree.c (tree_nonartificial_location): New function.
6986 * tree.h (tree_nonartificial_location): Declare.
6987 * builtins.c (expand_builtin_memory_chk): Provide location
6988 of the call location for artificial function pieces.
6989 (maybe_emit_chk_warning): Likewise.
6990 (maybe_emit_sprintf_chk_warning): Likewise.
6991 (maybe_emit_free_warning): Likewise.
6992 * expr.c (expand_expr_real_1): Likewise.
6994 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6996 PR tree-optimization/39343
6997 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6998 COMPONENT_REF t has ARRAY_TYPE.
7000 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
7003 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
7004 when the type precision of the induction variable should be
7005 larger than the type precision of nit.
7006 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
7007 * graphite.c (graphite_loop_normal_form): Same.
7008 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
7010 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7012 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
7013 (*call_1_rex64_ms_sysv): Use named constants instead of magic
7014 numbers to describe clobbered registers.
7015 (*call_value_0_rex64_ms_sysv): Ditto.
7016 * config/i386/mmx.md (mmx_emms): Ditto.
7019 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
7021 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
7024 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7026 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
7027 (spu_section_type_flags): New function.
7029 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
7031 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
7032 reg_class_contents of FLOAT_REGS into a temporary.
7034 2009-03-02 Richard Guenther <rguenther@suse.de>
7035 Ira Rosen <irar@il.ibm.com>
7037 PR tree-optimization/39318
7038 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
7039 information to the vectorized statement.
7041 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
7043 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
7044 variable. Use defined names instead of magic constants for REX SSE
7047 2009-03-01 Richard Guenther <rguenther@suse.de>
7049 PR tree-optimization/39331
7050 * omp-low.c (lower_send_shared_vars): Do not receive new
7051 values for the reference of DECL_BY_REFERENCE parms or results.
7053 2009-03-01 Jan Hubicka <jh@suse.cz>
7056 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
7057 BLOCK_NONLOCALIZED_VAR): New macros.
7058 (tree_block): Add nonlocalized_vars.
7059 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
7060 gen_decl_die): Add origin argument. Allow generation of die with
7061 origin at hand only.
7062 (gen_member_die, gen_type_die_with_usage, force_decl_die,
7063 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
7065 (gen_block_die): Fix checking for unused blocks.
7066 (process_scope_var): Break out from .... ; work with origins only.
7067 (decls_for_scope) ... here; process nonlocalized list.
7068 (dwarf2out_ignore_block): Look for nonlocalized vars.
7069 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
7071 (dump_scope_block): Dump them.
7072 * tree-inline.c (remap_decls): Handle nonlocalized vars.
7073 (remap_block): Likewise.
7074 (can_be_nonlocal): New predicate.
7075 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
7077 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7079 * configure: Regenerate.
7081 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7083 * optc-gen.awk: No need to duplicate option flags twice.
7084 Reuse help texts for duplicate options which do not have any.
7086 * gcc.c (display_help): Document --version.
7088 * gcc.c (main): If print_help_list and verbose_flag, ensure
7089 driver output comes before subprocess output.
7091 * optc-gen.awk: Assign all remaining fields to help string,
7092 space-separated, for multi-line help in *.opt.
7094 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
7095 -Wno-pedantic-ms-format is for MinGW targets only.
7097 * doc/options.texi (Option file format): Fix bad indentation,
7098 restoring dropped sentence.
7100 2009-02-28 Jan Hubicka <jh@suse.cz>
7102 * tree-inline.c (tree_function_versioning): Output debug info.
7104 2009-02-28 Jan Hubicka <jh@suse.cz>
7107 * tree-inline.c (setup_one_parameter): Do not copy propagate
7108 arguments when not optimizing.
7110 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
7113 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7114 (avx_addsubv4df3): Likewise.
7115 (*avx_addsubv4sf3): Likewise.
7116 (sse3_addsubv4sf3): Likewise.
7117 (*avx_addsubv2df3): Likewise.
7118 (sse3_addsubv2df3): Likewise.
7119 (avx_unpckhps256): Correct item selectors.
7120 (avx_unpcklps256): Likewise.
7121 (avx_unpckhpd256): Likewise.
7122 (avx_unpcklpd256): Likewise.
7124 2009-02-28 Jan Hubicka <jh@suse.cz>
7126 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
7128 (copy_arguments_for_versioning): If var is declared don't declare it.
7129 (tree_function_versioning): First setup substitutions and then copy
7132 2009-02-27 Jan Hubicka <jh@suse.cz>
7135 * cgraph.h (varpool_output_debug_info): Remove.
7136 * cgraphunit.c (varpool_output_debug_info): Remove.
7137 * dwarf2out.c (deferred_locations_struct): New struct
7138 (deferred_locations): New type.
7139 (deferred_locations_list): New static var.
7140 (deffer_location): New function.
7141 (gen_variable_die): Use it.
7142 (decls_for_scope): Output info on local static vars.
7143 (dwarf2out_finish): Process deferred locations.
7144 * varpool.c (varpool_output_debug_info): Remove.
7146 2009-02-27 Jan Hubicka <jh@suse.cz>
7149 * tree.h (TREE_PROTECTED): Fix comment.
7150 (BLOCK_HANDLER_BLOCK): Remove.
7151 (struct tree_block): Remove handler_block add body_block.
7152 (inlined_function_outer_scope_p): New.
7153 (is_body_block): Remove.
7154 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
7155 * dwarf2out.c (is_inlined_entry_point): Remove.
7156 (add_high_low_attributes): Use inlined_function_outer_scope_p.
7157 (gen_block_die): Use is_inlined_entry_point check. Remove body block
7159 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
7160 * gimplify.c (gimplify_expr): Gimplify body blocks.
7161 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
7162 block with multiple subblocks.
7163 (dump_scope_block): Prettier output; dump more flags and info.
7164 (dump_scope_blocks): New.
7165 (remove_unused_locals): Use dump_scope_blocks.
7166 * tree-flow.h (dump_scope_blocks): Declare.
7167 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
7168 * stmt.c (is_body_block): Remove.
7169 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
7170 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
7172 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
7175 * graphite.c (graphite_loop_normal_form): Do not call
7176 number_of_iterations_exit from a gcc_assert.
7178 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7180 * config/s390/s390.c (s390_swap_cmp): Look for conditional
7181 jumps if COND is NULL.
7182 (find_cond_jump): New function.
7183 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
7184 * config/s390/s390.md: Remove z10_cobra attribute value.
7186 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
7188 * config/alpha/alpha.h (alpha_expand_mov): Return false if
7189 force_const_mem returns NULL_RTX.
7191 2009-02-26 Jan Hubicka <jh@suse.cz>
7194 * cgraph.h (varpool_output_debug_info): Remove.
7195 * cgraphunit.c (varpool_output_debug_info): Remove.
7196 * dwarf2out.c (deferred_locations_struct): New struct
7197 (deferred_locations): New type.
7198 (deferred_locations_list): New static var.
7199 (deffer_location): New function.
7200 (gen_variable_die): Use it.
7201 (decls_for_scope): Output info on local static vars.
7202 (dwarf2out_finish): Process deferred locations.
7203 * varpool.c (varpool_output_debug_info): Remove.
7205 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
7207 PR rtl-optimization/39241
7208 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
7209 to subreg_offset_representable_p.
7211 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7213 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
7214 execute function prototype. Get f and nregs from max_reg_num
7215 and get_insns. Remove the first backward pass as it's dead,
7216 guard the forward pass by flag_expensive_optimizations.
7217 (rest_of_handle_regmove): Delete.
7218 (pass_regmove): Replace it with regmove_optimize.
7220 2009-02-25 Martin Jambor <mjambor@suse.cz>
7222 PR tree-optimization/39259
7223 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
7224 calls_alloca function flags.
7225 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
7228 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
7230 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
7231 flags_set_1_rtx, flags_set_1_set): Delete.
7232 (regmove_optimize): Do not call mark_flags_life_zones.
7234 2009-02-24 Julian Brown <julian@codesourcery.com>
7237 * config/arm/arm.c (require_pic_register): Only set
7238 cfun->machine->pic_reg once per function.
7240 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
7242 * doc/invoke.texi (Link Options): Document an easier way to pass
7243 options that take arguments to the GNU linker using -Xlinker and -Wl.
7245 2009-02-24 Steve Ellcey <sje@cup.hp.com>
7248 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
7250 2009-02-24 Richard Guenther <rguenther@suse.de>
7253 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
7255 2009-02-24 Richard Guenther <rguenther@suse.de>
7256 Zdenek Dvorak <ook@ucw.cz>
7258 PR tree-optimization/39233
7259 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
7260 from converting them to a generic type.
7262 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
7264 PR tree-optimization/39260
7265 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
7266 contains a condition with a real type.
7267 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
7269 2009-02-23 Jason Merrill <jason@redhat.com>
7272 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
7273 narrowing_initializer_constant_valid_p.
7274 (narrowing_initializer_constant_valid_p): Don't return
7275 null_pointer_node for adding a pointer to itself.
7277 2009-02-23 Jan Hubicka <jh@suse.cz>
7280 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
7283 2009-02-23 Jan Hubicka <jh@suse.cz>
7285 PR tree-optimization/37709
7286 * tree.c (block_ultimate_origin): Move here from dwarf2out.
7287 * tree.h (block_ultimate_origin): Declare.
7288 * dwarf2out.c (block_ultimate_origin): Move to tree.c
7289 * tree-ssa-live.c (remove_unused_scope_block_p):
7290 Eliminate blocks containig no instructions nor live variables nor
7292 (dump_scope_block): New function.
7293 (remove_unused_locals): Enable removal of dead blocks by default;
7294 enable dumping at TDF_DETAILS.
7296 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7298 * config/i386/i386.c (classify_argument): Don't allow COImode
7300 (function_arg_advance_32): Don't allow OImode.
7301 (function_arg_32): Likewise.
7302 (function_value_32): Likewise.
7303 (return_in_memory_32): Likewise.
7304 (function_arg_64): Remove OImode comment.
7306 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7309 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7310 ix86_expand_vector_set for V4DImode in 64bit mode only.
7311 (ix86_expand_vector_init_one_var): Likewise.
7313 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
7315 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
7317 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7320 * loop-iv.c: Revert last change.
7321 * emit-rtl.c: Likewise.
7323 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
7326 * config/i386/i386.c (type_natural_mode): Remove an extra
7327 space in the warning message.
7328 (function_value_32): Handle 32-byte vector modes.
7329 (return_in_memory_32): Likewise.
7331 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
7333 * loop-iv.c (truncate_value): New function.
7334 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
7336 (lowpart_subreg): Move to...
7337 * emit-rtl.c: ...here.
7339 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
7341 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
7342 accidental and undocumented change at revision 140860.
7344 2009-02-21 Joseph Myers <joseph@codesourcery.com>
7346 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
7347 take gimple_seq * arguments.
7348 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
7349 types_compatible_p langhook.
7351 2009-02-20 Mark Mitchell <mark@codesourcery.com>
7352 Joseph Myers <joseph@codesourcery.com>
7354 * config/arm/arm.c (arm_builtin_va_list): New function.
7355 (arm_expand_builtin_va_start): Likewise.
7356 (arm_gimplify_va_arg_expr): Likewise.
7357 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
7358 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
7359 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
7360 (va_list_type): New variable.
7361 (arm_mangle_type): Mangle va_list_type appropriately.
7363 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7366 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
7367 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
7368 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
7369 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
7370 parameter to 1000 for -O1 by default.
7371 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
7373 * loop-invariant.c: Include params.h.
7374 (move_loop_invariants): Don't call move_single_loop_invariants on
7377 2009-02-20 Jaka Mocnik <jaka@xlab.si>
7379 * calls.c (emit_library_call_value_1): Use slot_offset instead of
7380 offset when calculating bounds for indexing stack_usage_map. Fixes
7381 a buffer overflow with certain target setups.
7383 2009-02-20 Jakub Jelinek <jakub@redhat.com>
7386 * calls.c (expand_call): Clear try_tail_call if caller and callee
7387 disagree in promotion of function return value.
7389 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7392 * c-common.c (c_determine_visibility): If visibility changed and
7393 DECL_RTL has been already set, call make_decl_rtl to update symbol
7396 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7399 * varasm.c (assemble_variable): Don't check DECL_NAME when
7400 globalizing a variable.
7402 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7405 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7406 expression before any __builtin_trap call.
7407 * c-typeck.c (build_function_call): Convert and check function
7408 arguments before generating a call to a trap. Evaluate the
7409 function arguments before the trap.
7411 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7414 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7415 (UNSPEC_FXAM_MEM): New unspec.
7416 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7417 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7418 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7420 2009-02-19 Richard Guenther <rguenther@suse.de>
7422 PR tree-optimization/39207
7423 PR tree-optimization/39074
7424 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7425 storedanything_tree): New.
7426 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7427 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7428 (build_succ_graph): Add edges from STOREDANYTHING to all
7430 (init_base_vars): Initialize STOREDANYTHING.
7431 (compute_points_to_sets): Free substitution info after
7432 building the succ graph.
7433 (ipa_pta_execute): Likewise.
7435 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7437 (do_ds_constraint): Do not add to special var or non-pointer
7439 (type_could_have_pointers): Split out from ...
7440 (could_have_pointers): ... here. For arrays use the element type.
7441 (create_variable_info_for): Initialize may_have_pointers.
7442 (new_var_info): Likewise.
7443 (handle_lhs_call): Make the HEAP variable unknown-sized.
7444 (intra_create_variable_infos): Use a type with pointers for
7445 PARM_NOALIAS, make it unknown-sized.
7447 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7450 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7452 2009-02-18 Jason Merrill <jason@redhat.com>
7455 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7456 value if DECL_EXTERNAL.
7457 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7458 * target.h (gcc_target::binds_local_p): Clarify "module".
7459 * tree.h (TREE_PUBLIC): Clarify "module".
7461 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7464 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7465 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7467 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7470 * c.opt (Wabi): Support C and ObjC.
7473 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7475 * config/i386/i386.c (classify_argument): Warn once about the ABI
7476 change when passing union with long double.
7478 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7480 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7483 * c-parser.c (c_parser_compound_statement): Always enter and leave
7486 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7489 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7491 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7493 PR tree-optimization/36922
7494 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7495 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7498 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7500 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7503 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7505 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7507 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7509 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7512 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7513 Richard Sandiford <rdsandiford@googlemail.com>
7515 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7516 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7517 (loongson_biadd): ...this.
7519 2009-02-17 Richard Guenther <rguenther@suse.de>
7521 PR tree-optimization/39202
7522 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7523 a var make sure to follow existing collapses.
7525 2009-02-17 Richard Guenther <rguenther@suse.de>
7528 * langhooks.c (lhd_print_error_function): Check for NULL block.
7530 2009-02-17 Richard Guenther <rguenther@suse.de>
7532 PR tree-optimization/39204
7533 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7536 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7538 * config/soft-fp/double.h: Update from glibc CVS.
7540 2009-02-17 Richard Guenther <rguenther@suse.de>
7542 PR tree-optimization/39207
7543 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7544 strict-aliasing warnings for pointers pointing to NULL.
7546 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7549 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7550 skipping until next close brace.
7552 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7555 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7556 to function argument boundary.
7558 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7560 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7561 in the lea_add. Reload eventually constraints it properly.
7562 * config/picochip/constraints.md : Remove the target constraint
7563 "b", since it is not needed anymore.
7565 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7567 * gthr-dce.h: Uglify function parameter and local variable names.
7568 * gthr-gnat.h: Likewise.
7569 * gthr-mipssde.h: Likewise.
7570 * gthr-nks.h: Likewise.
7571 * gthr-posix95.h: Likewise.
7572 * gthr-posix.h: Likewise.
7573 * gthr-rtems.h: Likewise.
7574 * gthr-single.h: Likewise.
7575 * gthr-solaris.h: Likewise.
7576 * gthr-tpf.h: Likewise.
7577 * gthr-vxworks.h: Likewise.
7578 * gthr-win32.h: Likewise.
7580 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7583 * config/i386/i386.md: Restrict the new peephole2 to move
7584 between MMX/SSE registers.
7586 2009-02-15 Richard Guenther <rguenther@suse.de>
7589 2009-02-13 Richard Guenther <rguenther@suse.de>
7591 * configure.ac: Enable LFS.
7592 * configure: Re-generate.
7593 * config.in: Likewise.
7595 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7597 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7598 spu_srqwbyte, spu_srqwbytebc): Define.
7599 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7600 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7601 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7602 "shrqby_<mode>"): New insn-and-split patterns.
7603 * config/spu/spu.c (expand_builtin_args): Determine and return
7604 number of operands using spu_builtin_description data.
7605 (spu_expand_builtin_1): Use it.
7607 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7610 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7613 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7616 * config/i386/i386.c (override_options): Correct warning
7617 messages for -malign-loops, -malign-jumps and -malign-functions.
7619 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7622 * config/i386/i386.md: Restrict the new peephole2 to move
7623 between the general purpose registers.
7625 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7628 * config/i386/i386.c (type_natural_mode): Add a new argument.
7629 Return the original mode and warn ABI change if vector size is 32byte.
7630 (function_arg_advance): Updated.
7631 (function_arg): Likewise.
7632 (ix86_function_value): Likewise.
7633 (ix86_return_in_memory): Likewise.
7634 (ix86_sol10_return_in_memory): Likewise.
7635 (ix86_gimplify_va_arg): Likewise.
7636 (function_arg_32): Don't warn ABX ABI change here.
7637 (function_arg_64): Likewise.
7639 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7641 * loop-iv.c (implies_p): In the final case, test that operands 0
7642 of the two comparisons match.
7644 * config/bfin/bfin.c (find_prev_insn_start): New function.
7645 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7646 (find_next_insn_start): Move.
7648 2009-02-13 Richard Guenther <rguenther@suse.de>
7650 * configure.ac: Enable LFS.
7651 * configure: Re-generate.
7652 * config.in: Likewise.
7654 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7657 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7658 sizes on syntax error after some arguments have been parsed.
7660 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7662 * doc/invoke.texi (-fira): Remove.
7664 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7666 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7667 * recog.c: Likewise.
7670 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7672 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7673 (umul_ppmm): Likewise.
7674 (count_leading_zeros): Likewise.
7675 (count_trailing_zeros): Likewise.
7676 (UMUL_TIME): Likewise.
7678 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7680 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7681 soft-fp/t-softfp to tmake_file.
7683 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7684 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7685 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7686 IA64_BUILTIN_INFQ]: New.
7687 (ia64_init_builtins): Initialize __builtin_infq,
7688 __builtin_fabsq and __builtin_copysignq if not HPUX.
7689 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7690 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7692 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7694 (__fixtfti): Likewise.
7695 (__fixunstfti): Likewise.
7696 (__floattitf): Likewise.
7698 * config/ia64/libgcc-glibc.ver: New.
7699 * config/ia64/t-fprules-softfp: Likewise.
7700 * config/ia64/sfp-machine.h: Likewise.
7702 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7703 (LIBGCC2_TF_CEXT): Likewise.
7704 (TF_SIZE): Likewise.
7705 (TARGET_INIT_LIBFUNCS): Likewise.
7707 * config/ia64/t-glibc (SHLINB_MAPFILES):
7708 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7710 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7712 * config/i386/i386.c (construct_container): Rewrite processing
7713 BLKmode with X86_64_SSE_CLASS.
7715 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7718 * config/i386/i386.md: Replace simplify_replace_rtx with
7719 replace_rtx in the new peephole2.
7721 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7723 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7724 loop unrolling do not happen at -O2.
7726 2009-02-12 Michael Matz <matz@suse.de>
7728 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7730 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7732 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7735 2009-02-12 Ben Elliston <bje@au.ibm.com>
7737 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7738 patterns when updating the back chain. Missed in the 2009-02-10
7741 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7743 * doc/extend.texi (Decimal Floating Types): Update identifier of
7744 draft TR and list of missing support.
7746 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7749 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7750 bit to variable length decl's flags, add it also to its
7751 pointer replacement variable.
7753 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7754 Jakub Jelinek <jakub@redhat.com>
7757 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7758 (memory_blockage): New expander.
7759 (*memory_blockage): New insn pattern.
7760 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7761 instead of general blockage at the end of function prologue when
7762 frame pointer is used to access red zone area. Do not emit blockage
7763 when profiling, it is emitted in generic code.
7764 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7765 function epilogue when frame pointer is used to access red zone area.
7767 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7770 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7771 by arithmetic with memory operands.
7772 * config/i386/predicates.md (commutative_operator): New.
7774 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7776 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7779 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7781 * alias.h (record_alias_subset): Declare.
7782 * alias.c (record_alias_subset): Make global.
7784 2009-02-10 Nick Clifton <nickc@redhat.com>
7786 * tree-parloops.c: Change license to GPLv3.
7787 * ipa-struct-reorg.c: Change license to GPLv3.
7788 * ipa-struct-reorg.h: Change license to GPLv3.
7790 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7793 * c-decl.c (start_struct): Return NULL on error.
7795 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7798 * cfgloopmanip.c (remove_path): Call remove_bbs after
7799 cancel_loop_tree, not before it.
7802 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7803 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7804 VAR_DECLs were seen.
7805 * tree-ssa-live.c (remove_unused_locals): Recompute
7806 cfun->has_local_explicit_reg_vars.
7807 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7808 copies or clearings if cfun->has_local_explicit_reg_vars.
7810 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7813 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7814 of function prologue when frame pointer is used to access
7817 2009-02-10 Richard Guenther <rguenther@suse.de>
7820 * gimplify.c (gimple_regimplify_operands): Always look if
7821 we need to create a temporary.
7823 2009-02-10 Richard Guenther <rguenther@suse.de>
7825 PR tree-optimization/39132
7826 * tree-loop-distribution.c (todo): New global var.
7827 (generate_memset_zero): Trigger TODO_rebuild_alias.
7828 (tree_loop_distribution): Return todo.
7830 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7833 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7834 (x86_64_reg_class_name): Removed.
7835 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7836 first one isn't X86_64_SSE_CLASS or any other ones aren't
7837 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7838 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7839 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7840 and 3 X86_64_SSEUP_CLASS.
7841 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7842 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7844 2009-02-10 Ben Elliston <bje@au.ibm.com>
7846 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7847 form instruction to update the stack back chain word, even if the
7848 user has disabled the generation of update instructions.
7849 (movdi_<mode>_update_stack): New.
7850 (movsi_update_stack): Likewise.
7851 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7852 always use an update form instruction to update the stack back
7855 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7858 * graphite.c (if_region_set_false_region): After moving a region in
7859 the false branch of a condition, remove the empty dummy basic block.
7860 (gloog): Remove wrong fix for PR38953.
7862 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7864 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7865 generation due to implicit sign extension.
7867 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7870 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7871 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7873 2009-02-09 Richard Guenther <rguenther@suse.de>
7876 * convert.c (convert_to_real): Disable (float)fn((double)x)
7877 to fnf(x) conversion if errno differences may occur and
7878 -fmath-errno is set.
7880 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7882 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7883 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7884 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7886 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7889 * c-common.c (handle_alias_attribute): Disallow attribute for
7890 anything not a FUNCTION_DECL or VAR_DECL.
7892 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7895 * real.c (do_compare): Special-case compare of zero against
7896 decimal float value.
7898 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7901 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7902 as indicating flexible array members unless the field itself is
7903 being declarared as the incomplete array.
7905 2009-02-06 Jan Hubicka <jh@suse.cz>
7907 PR tree-optimization/38844
7908 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7911 2009-02-06 Richard Guenther <rguenther@suse.de>
7914 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7915 fork because we may expand it as __gcov_fork.
7917 2009-02-06 Nick Clifton <nickc@redhat.com>
7919 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7921 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7923 PR tree-optimization/35659
7924 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7925 vn_phi_eq): Shortcut if hashcode does not match.
7926 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7928 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7929 and avoid iterative_hash_expr.
7930 (FOR_EACH_VALUE_ID_IN_SET): New.
7931 (value_id_compare): Remove.
7932 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7933 sort expressions by value id.
7935 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7938 * config/sh/predicates.md (general_movsrc_operand): Don't check
7939 the subreg of system registers here.
7941 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7944 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7947 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7949 PR rtl-optimization/39110
7950 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7951 addresses, not aligned ones.
7953 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7954 Richard Guenther <rguenther@suse.de>
7956 PR tree-optimization/39100
7957 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7958 comment says and add edges.
7960 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7963 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7964 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7966 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7968 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7969 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7970 register_bb_in_sese, new_sese, free_sese): Moved.
7971 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7972 outermost_loop_in_scop, build_scop_iteration_domain,
7973 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7974 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7975 Use loop_in_sese_p instead of loop_in_scop_p.
7976 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7977 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7978 (scopdet_basic_block_info): Fix bug in scop detection.
7979 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7980 eq_loop_to_cloog_loop): Remove.
7981 (nb_loops_around_loop_in_scop, nb_loop
7982 ref_nb_loops): Moved here...
7983 * graphite.h (ref_nb_loops): ... from here.
7984 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7985 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7986 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7987 * testsuite/gcc.dg/graphite/scop-19.c: New
7989 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7990 Hans-Peter Nilsson <hp@axis.com>
7992 PR rtl-optimization/37889
7993 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7994 Move offset handling from PLUS to before the switch. Use new
7995 arguments when considering SYMBOL_REFs too.
7996 (rtx_addr_can_trap_p): Pass dummy offset and size.
7997 (enum may_trap_p_flags): Remove.
7998 (may_trap_p_1): Pass size from MEM_SIZE.
8000 PR rtl-optimization/38921
8001 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
8002 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
8003 * rtlanal.c (may_trap_after_code_motion_p): Delete.
8004 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
8006 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
8008 AVX Programming Reference (January, 2009)
8009 * config/i386/sse.md (*vpclmulqdq): New.
8011 2009-02-04 Jakub Jelinek <jakub@redhat.com>
8013 PR tree-optimization/38977
8014 PR gcov-profile/38292
8015 * calls.c (special_function_p): Disregard __builtin_ prefix.
8017 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
8019 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
8020 non-indexable addresses even before reload.
8022 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8025 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
8026 as having variable size. Do not give an error for unnamed
8027 parameters with [*] declarators. Give a warning for type names
8028 with [*] declarators and mark them as variable size.
8029 * c-parser.c (c_parser_sizeof_expression): Do not give an error
8030 for sizeof applied to [*] type names.
8032 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8035 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
8037 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8039 * gcc.c (process_command): Update copyright notice dates.
8040 * gcov.c (print_version): Likewise.
8041 * gcov-dump.c (print_version): Likewise.
8042 * mips-tfile.c (main): Likewise.
8043 * mips-tdump.c (main): Likewise.
8045 2009-02-03 Joseph Myers <joseph@codesourcery.com>
8048 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
8049 for composite type involving a zero-length array type.
8051 2009-02-03 Jakub Jelinek <jakub@redhat.com>
8054 * function.c (match_asm_constraints_1): Skip over
8055 initial optional % in the constraint.
8058 * c-parser.c (c_parser_postfix_expression): If fixed point is not
8059 supported, don't accept FIXED_CSTs.
8060 * c-decl.c (finish_declspecs): Error if fixed point is not supported
8061 and _Sat is used without _Fract/_Accum. Set specs->type to
8062 integer_type_node for cts_fract/cts_accum if fixed point is not
8065 2009-02-02 Catherine Moore <clm@codesourcery.com>
8067 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
8069 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
8071 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
8072 (ABI_HAS_64BIT_SYMBOLS): Use it.
8073 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
8075 2009-02-02 Paul Brook <paul@codesourcery.com>
8077 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
8079 2009-02-02 Jakub Jelinek <jakub@redhat.com>
8082 * recog.h (asm_operand_ok): Add constraints argument.
8083 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
8084 recurse on matching constraint.
8085 (check_asm_operands): Pass constraints as 3rd argument to
8086 asm_operand_ok. Don't look up matching constraint here.
8087 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
8090 2009-02-02 Ben Elliston <bje@au.ibm.com>
8092 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
8093 TARGET_NARROW_VOLATILE_BITFIELD macro names.
8095 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8097 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
8098 information. Remove some obsolete information. Reorganize.
8100 * config/pa/fptr.c: Revert license to GPL 2.
8101 * config/pa/milli64.S: Likewise.
8103 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8106 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
8107 LIBRARY name in, instead of hard-coding it.
8108 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
8109 extra target make frag to tmake_files according to EH model.
8110 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
8111 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
8112 frags that define makefile variable EH_MODEL appropriately.
8113 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
8114 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
8115 to "-sjlj" according to type of EH configured.
8116 (LIBGCC_SONAME): Concatenate it to shared library base name.
8117 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
8118 to "_sjlj" according to type of EH configured.
8119 (LIBGCC_SONAME): Concatenate it to shared library base name.
8120 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
8121 (SHLIB_LINK): Add missing semicolon to if-else construct.
8122 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8123 string value of "pe_dll" command-line option.
8124 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
8125 (SHLIB_SONAME): Use it when overriding t-cygming default.
8126 (SHLIB_IMPLIB): Override t-cygming default.
8127 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
8128 string value of "pe_dll" command-line option.
8130 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
8133 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
8134 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
8136 2009-01-31 Richard Guenther <rguenther@suse.de>
8138 PR tree-optimization/38937
8139 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
8140 computing the transitive closure.
8142 2009-01-30 Richard Guenther <rguenther@suse.de>
8144 PR tree-optimization/39041
8145 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8146 Propagate variable indices only if the types match for this stmt.
8148 2009-01-30 Jakub Jelinek <jakub@redhat.com>
8151 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
8152 inline but never defined.
8154 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
8156 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
8157 (*insv_h_di_reg_extimm): New insn.
8158 (*insv_l<mode>_reg_extimm): New insn.
8160 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8162 * config/picochip/picochip.c (flag_conserve_stack): set
8163 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
8164 fconserve-stack. Reduce call-overhead used by inliner.
8166 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
8169 * common.opt (flag_conserve_stack): Initialised to zero.
8171 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
8174 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
8175 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
8178 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
8180 * ira-color.c (allocno_reload_assign): Update comments.
8181 * regmove.c (regmove_optimize): Likewise.
8185 2009-01-29 Robert Millan <rmh@aybabtu.com>
8187 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
8188 * config/i386/kopensolaris-gnu.h: New file. Undefine
8189 `MD_UNWIND_SUPPORT'.
8190 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
8192 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
8194 PR tree-optimization/39007
8195 * tree-loop-distribution.c (generate_builtin): Use
8196 recompute_dominator to compute the immediate dominator of the
8197 basic block just after the loop.
8199 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8201 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
8202 (ASM_OUTPUT_DWARF_PCREL): Define.
8204 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
8206 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
8207 * doc/passes.texi: Remove entries about regclass, local-alloc, and
8208 global. Modify entries about regmove and IRA.
8210 * ra-conflict.c: Remove the file.
8212 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
8214 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
8215 (pass_regclass_init): Rename to pass_reginfo_init.
8217 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
8219 * toplev.h (flag_ira): Remove.
8221 * caller-save.c (setup_save_areas): Remove flag_ira.
8223 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
8225 * global.c: Remove the file.
8227 * opts.c (decode_options): Remove flag_ira.
8229 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
8231 * regmove.c: Modify file description.
8232 (find_use_as_address, try_auto_increment): Define them only if
8233 AUTO_INC_DEC is defined.
8234 (replacement_quality, replace_in_call_usage, fixup_match_1,
8235 stable_and_no_regs_but_for_p): Remove.
8236 (reg_set_in_bb): Make it static.
8237 (regmove_optimize): Remove flag_ira and code which worked for
8240 * local-alloc.c: Remove the file.
8242 * common.opt (fira): Remove.
8244 * ira.c: Include except.h.
8245 (eliminable_regset): Move from global.c.
8246 (mark_elimination): Ditto. Remove flag_ira.
8247 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
8248 equiv_mem_modified, validate_equiv_mem_from_store,
8249 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
8250 contains_replace_regs, memref_referenced_p, memref_used_between_p,
8251 no_equiv, recorded_label_ref): Move from local-alloc.c.
8252 (update_equiv_regs): Ditto. Make it static.
8253 (print_insn_chain, print_insn_chains): Move it from global.c.
8254 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
8255 (build_insn_chain): Ditto. Make it static.
8256 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
8257 Rename to init_live_subregs.
8258 (gate_ira): Remove flag_ira.
8260 * regclass.c: Rename reginfo.c. Change file description.
8261 (FORBIDDEN_INC_DEC_CLASSES): Remove.
8262 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
8263 (init_reg_sets_1): Remove code for evaluation of
8264 reg_class_superclasses and losing_caller_save_reg_set.
8265 (init_regs): Remove init_reg_autoinc.
8266 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
8267 ok_for_base_p_nonstrict): Remove.
8268 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
8269 (pass_regclass_init): Rename to pass_reginfo_init. Modify
8270 corresponding entries.
8271 (dump_regclass, record_operand_costs, scan_one_insn,
8272 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
8273 record_address_regs, auto_inc_dec_reg_p): Remove.
8274 (gt-regclass.h): Rename to gt-reginfo.h.
8276 * rtl.h (dump_global_regs, retry_global_alloc,
8277 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
8279 * Makefile.in (RA_H): Remove.
8280 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
8281 Rename regclass.o to reginfo.o.
8282 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
8284 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
8285 (GTFILES): Rename regclass.c to reginfo.c.
8287 * passes.c (init_optimization_passes): Remove pass_local_alloc and
8288 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
8290 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8291 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
8293 (finish_spills): Ditto. Remove code for !flag_ira.
8295 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
8298 * doc/invoke.texi (rtl debug options): Complete rewrite.
8299 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
8301 * mode-switching.c (pass_mode_switching): Rename pass from
8302 "mode-sw" to "mode_sw".
8303 * except.c (pass_convert_to_eh_ranges): Rename pass from
8304 "eh-ranges" to "eh_ranges".
8305 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
8309 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
8310 Alexander Monakov <amonakov@ispras.ru>
8313 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
8315 (move_exprs_to_boundary): Change return type and pass through
8316 should_move from move_op. Relax assert. Update usage ...
8317 (schedule_expr_on_boundary): ... here. Use should_move instead of
8319 (move_op_orig_expr_found): Indicate that insn was disconnected from
8321 (code_motion_process_successors): Do not call after_merge_succs
8322 callback if original expression was not found when traversing any of
8324 (code_motion_path_driver): Change return type. Update prototype.
8325 (move_op): Update comment. Add a new parameter (should_move). Update
8326 prototype. Set *should_move based on indication provided by
8327 move_op_orig_expr_found.
8329 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
8331 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
8332 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
8333 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
8334 * config/rs6000/rs6000.c (rs6000_override_options): Default
8335 avoid-indexed-addresses on for Power6, off for everything else.
8336 (avoiding_indexed_address_p): New function.
8337 (rs6000_legitimize_address): Use it.
8338 (rs6000_legitimate_address): Likewise.
8339 * config/rs6000/rs6000.md (movXX_updateX): Likewise
8341 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
8343 PR tree-optimization/38997
8344 * tree-loop-distribution.c (generate_memset_zero): Use
8345 POINTER_PLUS_EXPR for a pointer addition.
8347 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
8349 * config/s390/s390.md (bswap<mode>2): New pattern added.
8351 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8353 * config/s390/s390.md (*tls_load_31): Added type attribute.
8355 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8357 * config/s390/s390.md: Fix a few comments.
8359 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
8361 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
8362 (*tm<mode>_full): Fixed z10prop attribute.
8363 (*tst<mode>_extimm): Fixed z10prop attribute.
8364 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
8365 (*tstqiCCT_cconly): Fixed z10prop attribute.
8366 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
8367 (*movsi_larl): Fixed z10prop attribute.
8368 (*movsi_zarch): Fixed z10prop attribute.
8369 (*movsi_eas): Fixed z10prop attribute.
8370 (*movhi): Fixed z10prop attribute.
8371 (*movqi): Fixed z10prop attribute.
8372 (*movstrictqi): Fixed z10prop attribute.
8373 (*mov<mode>): Fixed z10prop attribute.
8374 (*movcc): Fixed z10prop attribute.
8375 (*sethighpartdi_64): Fixed z10prop attribute.
8376 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
8377 (*negdi2_sign_cc): Fixed z10prop attribute.
8378 (*negdi2_sign): Fixed z10prop attribute.
8379 (*absdi2_sign_cc): Fixed z10prop attribute.
8380 (*absdi2_sign): Fixed z10prop attribute.
8381 (*negabsdi2_sign_cc): Fixed z10prop attribute.
8382 (*negabsdi2_sign): Fixed z10prop attribute.
8383 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
8384 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
8385 (doloop_si64): Fixed z10prop attribute.
8386 (doloop_si31): Fixed z10prop attribute.
8387 (doloop_long): Fixed z10prop attribute.
8388 (indirect_jump): Fixed z10prop attribute.
8389 (nop): Fixed z10prop attribute.
8390 (main_base_64): Fixed z10prop attribute.
8391 (reload_base_64): Fixed z10prop attribute.
8393 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8395 PR rtl-optimization/38740
8396 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8398 * config/mips/mips.c (mips_reorg): Likewise.
8400 2009-01-28 Richard Guenther <rguenther@suse.de>
8402 PR tree-optimization/38926
8403 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8404 with the correct value id to a value.
8405 (do_regular_insertion): Use the value number of edoubleprime
8406 for the value number of the expr.
8409 2008-08-21 Richard Guenther <rguenther@suse.de>
8411 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8412 a PHI ask VN if it is already available.
8413 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8414 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8416 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8419 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8420 set to varying whenever max has TREE_OVERFLOW set, similarly
8421 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8423 2009-01-28 Richard Guenther <rguenther@suse.de>
8426 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8427 uninitialized aggregate uses in call arguments.
8429 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8431 PR tree-optimization/38984
8432 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8433 the nothing_id variable if -fno-delete-null-pointer-checks.
8435 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8438 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8439 (set_got_offset_rex64): Ditto.
8441 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8444 * doc/extend.texi: Improve local variable with asm reg.
8446 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8448 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8449 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8450 was not supplied then set warn_packed_bitfield_compat to the
8452 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8455 2009-01-27 Richard Guenther <rguenther@suse.de>
8457 PR tree-optimization/38503
8458 * cfgexpand.c (expand_gimple_basic_block): Ignore
8459 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8460 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8461 variables that cannot have TBAA applied.
8462 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8465 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8468 * calls.c (initialize_argument_information): Do not wrap complex
8469 arguments in SAVE_EXPR.
8471 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8473 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8474 (INSTALL_LIBGCC): Revert typo commit.
8476 2009-01-26 Richard Guenther <rguenther@suse.de>
8478 PR tree-optimization/38745
8479 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8480 from special handling.
8482 2009-01-26 Richard Guenther <rguenther@suse.de>
8484 PR tree-optimization/38745
8485 * tree-ssa.c (execute_update_addresses_taken): Do not include
8486 variables that cannot possibly be a register in not_reg_needs.
8487 Do not clear TREE_ADDRESSABLE on vars that may not become
8489 * tree-ssa.c (update_alias_info_1): Include those in the set
8490 of addressable vars.
8492 2009-01-26 Richard Guenther <rguenther@suse.de>
8495 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8496 * tree-ssa-dse.c: Include langhooks.h
8497 (execute_simple_dse): Remove stores with zero size.
8499 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8502 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8505 2009-01-24 Julian Brown <julian@codesourcery.com>
8507 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8508 config/arm/linux-atomic.c.
8509 * config/arm/linux-atomic.c: New.
8511 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8513 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8514 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8515 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8517 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8520 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8523 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8525 PR tree-optimization/38953
8526 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8527 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8528 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8529 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8532 2009-01-24 Paul Brook <paul@codesourcery.com>
8534 * config/arm/neon.md (neon_type): Move to arm.md.
8535 (neon_mov<VSTRUCT>): Add neon_type attribute.
8536 * config/arm/arm.md (neon_type): Move to here.
8537 (conds): Add "unconditioal" and use as default for NEON insns.
8539 2009-01-24 Ben Elliston <bje@au.ibm.com>
8541 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8542 void *' warning from -Wc++-compat.
8543 * Makefile.in (dominance.o-warn): Remove.
8545 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8547 PR tree-optimization/38932
8548 * fold-const.c (fold_unary_ignore_overflow): New.
8549 * tree.h (fold_unary_ignore_overflow): Declare.
8550 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8551 * tree-ssa-sccvn.c (visit_reference_op_load,
8552 simplify_unary_expression): Likewise.
8554 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8556 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8557 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8558 regardless of their type.
8559 * c-common.c (handle_packed_attribute): Don't ignore packed on
8561 * c.opt (Wpacked-bitfield-compat): New warning option.
8562 * stor-layout.c (place_field): Warn if offset of a field changed.
8563 * doc/extend.texi (packed): Mention the ABI change.
8564 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8565 (Warning Options): Add it to the list.
8567 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8569 * c-opts.c (c_common_post_options): Fix a typo in comments.
8571 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8574 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8575 variables to static.
8576 * doc/invoke.texi (-fmerge-all-constants): Update description.
8578 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8581 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8582 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8584 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8586 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8588 (LOCAL_ALIGNMENT): Similarly.
8590 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8591 Joseph Myers <joseph@codesourcery.com>
8593 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8594 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8595 * config/arm/arm-tune.md: Regenerate.
8596 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8599 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8601 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8602 version number to five.
8604 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8607 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8608 * c-common.c (set_underlying_type): Likewise.
8609 (is_typedef_decl ): Likewise
8611 (set_underlying_type): Likewise.
8612 (is_typedef_type): Likewise.
8614 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8617 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8620 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8623 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8624 (LIBGCC_SPEC): Don't define.
8625 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8627 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8629 PR rtl-optimization/38879
8630 * alias.c (base_alias_check): Unaligned access via AND address can
8631 alias all surrounding object types except those with sizes equal
8632 or wider than the size of unaligned access.
8634 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8637 * c-decl.c (clone_underlying_type): Move this ...
8638 * c-common.c (set_underlying_type): ... here.
8639 Also, make sure the function properly sets TYPE_STUB_DECL() on
8640 the newly created typedef variant type.
8641 (is_typedef_decl ): New entry point.
8642 * tree.h: Added a new member member_types_needing_access_check to
8643 struct tree_decl_non_common.
8644 (set_underlying_type): New entry point.
8645 (is_typedef_type): Likewise.
8647 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8649 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8650 Check whether two instructions have memory references that
8651 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8652 are helper functions for traversing.
8653 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8654 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8655 not to draw dependency edge for instructions with non-conflicting
8658 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8661 * longlong.h: Update copyright years. Use soft-fp license notice.
8662 Sync __clz_tab declaration with glibc.
8664 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8667 * doc/extend.texi (syscall_linkage): New.
8668 (version_id): Modify.
8670 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8671 Richard Guenther <rguenther@suse.de>
8673 PR tree-optimization/38747
8674 PR tree-optimization/38748
8675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8676 conversion if the base address is an indirect reference and the
8677 aliasing sets could cause issues.
8679 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8681 * common.opt (fgraphite, fgraphite-identity): Add comment for
8682 explaining why these options are not documented.
8684 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8686 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8687 gimple_call_lhs is NULL.
8689 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8692 * emit-rtl.c (adjust_address_1): Make sure memref is never
8695 2009-01-20 Ben Elliston <bje@au.ibm.com>
8697 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8698 const qualifier from arg parameter. Remove unnecessary cast to char *.
8699 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8700 const qualifier from arg 2.
8702 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8704 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8706 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8709 * rtl.h (reinit_regs): New prototype.
8710 * regclass.c: Include ira.h.
8712 * Makefile.in (regclass.o): Add ira.h.
8713 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8715 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8718 * c-common.c (handle_aligned_attribute): Use
8719 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8720 default alignment value.
8722 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8724 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8725 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8727 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8728 __BIGGEST_ALIGNMENT__.
8730 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8732 2009-01-18 Richard Guenther <rguenther@suse.de>
8734 PR tree-optimization/38819
8735 * tree-flow.h (operation_could_trap_helper_p): Declare.
8736 * tree-eh.c (operation_could_trap_helper_p): Export.
8737 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8738 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8739 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8740 are about to insert a possibly trapping instruction and fail
8743 2009-01-18 Andreas Schwab <schwab@suse.de>
8745 * doc/install.texi (Configuration): Remove obsolete paragraph
8746 about use of --with-gnu-ld with --with-gnu-as.
8748 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8750 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8751 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8752 Follow spelling conventions.
8754 2009-01-18 Ben Elliston <bje@au.ibm.com>
8756 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8757 C++ warning about implicit conversion from void * to struct
8759 (bitmap_obstack_free): Likewise for bitmap_element *.
8760 * Makefile.in (bitmap.o-warn): Remove.
8762 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8764 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8766 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8767 Tobias Grosser <tobi.grosser@amd.com>
8769 * graphite.c (graphite_trans_scop_block): Do not block single
8772 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8774 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8775 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8776 test with assertion.
8778 2009-01-16 Richard Guenther <rguenther@suse.de>
8780 PR tree-optimization/38835
8782 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8783 and INT + PTR -> (INT)(PTR p+ INT) folding.
8784 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8786 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8789 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8790 the subreg from a lowpart subreg if it is also casting the value.
8792 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8793 Tobias Grosser <tobi.grosser@amd.com>
8795 * graphite.c (compare_prefix_loops): New.
8796 (build_scop_canonical_schedules): Rewritten.
8797 (graphite_transform_loops): Move build_scop_canonical_schedules
8798 after build_scop_iteration_domain.
8800 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8801 Tobias Grosser <tobi.grosser@amd.com>
8803 * graphite.c (add_conditions_to_domain): Add the loops to
8804 the dimension of the iteration domain. Do copy the domain
8805 only when it exists.
8806 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8807 (add_conditions_to_constraints): New.
8808 (can_generate_code_stmt, can_generate_code): Removed.
8809 (gloog): Do not call can_generate_code.
8810 (graphite_transform_loops): Call add_conditions_to_constraints
8811 after building the iteration domain.
8813 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8815 PR tree-optimization/38789
8816 * tree-ssa-threadedge.c
8817 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8818 __builtin_constant_p.
8820 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8822 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8823 examined before deleting them.
8825 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8827 * function.c (aggregate_value_p): Correctly extract the function
8828 type from CALL_EXPR_FN lookup.
8830 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8832 * config/picochip/picochip.c (picochip_override_options): Revert
8833 CFI asm flag disable commited previously.
8835 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8836 Tobias Grosser <tobi.grosser@amd.com>
8837 Jan Sjodin <jan.sjodin@amd.com>
8839 * graphite.c (scan_tree_for_params): On substractions negate
8840 all the coefficients of the term.
8841 (clast_to_gcc_expression_red): New. Handle reduction expressions
8842 of more than two operands.
8843 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8844 (get_vdef_before_scop): Handle also the case of default definitions.
8846 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8848 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8849 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8850 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8852 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8853 Joey Ye <joey.ye@intel.com>
8856 * cfgexpand.c (expand_stack_alignment): Don't update stack
8857 boundary nor check incoming stack boundary here.
8858 (gimple_expand_cfg): Update stack boundary and check incoming
8859 stack boundary here.
8861 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8863 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8865 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8867 PR rtl-optimization/38245
8868 * calls.c (expand_call): Add stack arguments to
8869 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8870 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8871 in regs and partially in memory or BLKmode arguments.
8872 (emit_library_call_value_1): Add stack arguments to
8873 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8874 ACCUMULATE_OUTGOING_ARGS).
8875 * dce.c: Include tm_p.h.
8876 (find_call_stack_args): New function.
8877 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8879 (mark_insn): Call find_call_stack_args for CALL_Ps.
8880 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8881 forwards. Allocate and free arg_stores bitmap if needed, pass it
8882 down to deletable_insn_p, don't mark stores set in arg_stores
8883 bitmap, clear the bitmap at the beginning of each bb.
8884 * Makefile.in (dce.o): Depend on $(TM_P_H).
8886 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8889 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8890 to make sure the insn is a conditional test (bug 22599). Reformat a
8893 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8896 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8897 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8898 (gloog): Do not call cleanup_tree_cfg.
8899 (graphite_transform_loops): Call cleanup_tree_cfg after all
8900 scops have been code generated.
8902 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8903 * doc/gty.texi (Invoking the garbage collector): Added new node
8904 and section documenting ggc_collect.
8906 2009-01-14 Richard Guenther <rguenther@suse.de>
8908 PR tree-optimization/38826
8910 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8911 initialization notes only if we actually emitted a warning.
8912 (intra_create_variable_infos): Add constraints for a result decl
8913 that is passed by hidden reference.
8914 (build_pred_graph): Mark all related variables non-direct on
8917 2009-01-14 Nick Clifton <nickc@redhat.com>
8919 * ira-conflicts.c: Include addresses.h for the definition of
8921 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8922 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8924 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8927 * Makefile.in (ira-lives.o): Add except.h.
8929 * ira-lives.c: Include except.h.
8930 (process_bb_node_lives): Process can_throw_internal.
8932 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8934 PR rtl-optimization/38774
8935 * combine.c (simplify_set): When undoing cc_use change, don't do
8936 PUT_CODE on the newly created comparison, but instead put back the
8939 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8941 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8942 values. Remove duplicate arm8 entry.
8944 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8946 PR tree-optimization/38786
8947 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8948 the SSA_NAME case of expand_scalar_variables_expr.
8949 Set the type of an expression to the type of its assign statement.
8950 (expand_scalar_variables_expr): Also gather the scalar computation
8951 used to index the memory access. Do not pass loop_p.
8952 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8953 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8954 the gimple_stmt_iterator where it inserts new code.
8956 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8957 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8959 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8961 * graphite.h (debug_value): Removed.
8962 * graphite.c (debug_value): Removed.
8964 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8966 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8967 ldrd/strd with two 32-bit instructions.
8969 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8971 * config/arm/arm.c (struct processors): Pass for speed down into
8972 cost helper functions.
8973 (const_ok_for_op): Handle COMPARE and inequality nodes.
8974 (arm_rtx_costs_1): Rewrite.
8975 (arm_size_rtx_costs): Update prototype.
8976 (arm_rtx_costs): Pass speed down to helper functions.
8977 (arm_slowmul_rtx_costs): Rework cost calculations.
8978 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8979 (arm_9e_rtx_costs): Likewise.
8981 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8983 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8984 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8985 (alpha_legitimize_address): Do not split local symbols wider than
8986 UNITS_PER_WORD into HIGH/LO_SUM parts.
8988 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8991 * gcc.c (process_command): Replace call to execvp with calls
8992 to pex_one and exit.
8994 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8997 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8998 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8999 variant for devices with 3-byte PC.
9000 (__tablejump_elpm__): New.
9002 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9005 * c-parser.c (c_parser_postfix_expression): Allow `->' in
9006 offsetof member-designator, handle it as `[0].'.
9008 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9010 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
9011 function when not using named sections on targets with named sections
9012 if branch distance is less than 262132.
9014 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
9016 * combine.c (combine_instructions): Recompute
9017 optimize_this_for_speed_p for each BB in the main combine loop.
9019 2009-01-12 Tomas Bily <tbily@suse.cz>
9022 * tree-loop-distribution.c (prop_phis): New function.
9023 (generate_builtin): Call prop_phis.
9024 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
9026 2009-01-12 Jakub Jelinek <jakub@redhat.com>
9028 PR tree-optimization/38807
9029 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
9030 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
9032 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
9034 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
9035 subreg of op0 to the original op0.
9037 2009-01-11 Laurent GUERBY <laurent@guerby.net>
9039 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
9041 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
9044 * mips-tfile.c (parse_def): Fix parsing of def strings
9045 starting with digits.
9047 2009-01-10 Jakub Jelinek <jakub@redhat.com>
9050 * config/arm/arm.c (arm_is_long_call_p): Don't call
9051 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
9053 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
9055 * regrename.c (regrename_optimize): Fix dumping.
9056 (find_oldest_value_reg): Preserve REG_POINTER.
9057 (copy_hardreg_forward_1): Likewise.
9059 2009-01-09 Diego Novillo <dnovillo@google.com>
9061 * gimple.h (struct gimple_statement_base) <uid>: Document
9062 the restrictions on its use.
9064 (gimple_set_uid): Tidy.
9066 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9068 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
9069 zero guard even if align_bytes != 0 and count is smaller than
9072 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
9074 PR rtl-optimization/38495
9075 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
9076 (add_range_and_copies_from_move_list): Print all added ranges.
9077 Add ranges to memory optimized destination.
9079 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9083 * config/i386/i386.c (override_options): Reject
9084 -mstringop-strategy=rep_8byte with -m32.
9085 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
9086 to 1. Do count comparison against epilogue_size_needed at compile
9087 time even when count_exp was constant forced into register. For
9088 size_needed don't jump to epilogue, instead just avoid aligning
9089 and invoke the body algorithm. If need_zero_guard, add zero guard
9090 even if count is non-zero, but smaller than size_needed + number of
9091 bytes that could be stored for alignment.
9092 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
9093 to 1. If need_zero_guard, add zero guard even if count is non-zero,
9094 but smaller than size_needed + number of bytes that could be stored
9095 for alignment. Compare size_needed with epilogue_size_needed instead
9096 of desired_align - align, don't adjust size_needed, pass
9097 epilogue_size_needed to the epilogue expanders.
9100 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
9102 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9104 * pa.c (last_address): Change to unsigned.
9105 (update_total_code_bytes): Change argument to unsigned. Don't
9106 check if insn addresses are set.
9107 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
9108 addresses are not set.
9109 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
9111 2009-01-09 Nick Clifton <nickc@redhat.com>
9113 * config/sh/symbian.c: Replace uses of DECL_INLINE with
9114 DECL_DECLARED_INLINE_P.
9116 2009-01-09 Jakub Jelinek <jakub@redhat.com>
9119 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
9120 GET_MODE (op0) in operand_subword_force calls.
9123 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
9124 fold_convert arg0 operands to TREE_TYPE (op0) first.
9126 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
9128 * params.def (ira-max-conflict-table-size): Decrease default value
9131 2009-01-08 Jakub Jelinek <jakub@redhat.com>
9133 PR tree-optimization/37031
9134 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
9136 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
9137 allocate it using gc instead of heap, use VEC_quick_push instead of
9139 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
9140 instead of heap, use VEC_quick_push instead of VEC_safe_push.
9141 * tree-data-ref.h (struct access_matrix): Change matrix to gc
9142 allocated vector from heap allocated.
9143 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
9144 * tree-loop-linear.c (linear_transform_loops): Allocate nest
9145 vector only after perfect_loop_nest_depth call.
9147 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
9148 Jan Sjodin <jan.sjodin@amd.com>
9150 PR tree-optimization/38559
9151 * graphite.c (debug_value, copy_constraint,
9152 swap_constraint_variables, scale_constraint_variable, ): New.
9153 (get_lower_bound, get_upper_bound): Removed.
9154 (graphite_trans_bb_strip_mine): Clean up this code that works
9155 only for constant number of iterations. Fully copy upper and
9156 lower bound constraints, not only the constant part of them.
9157 * graphite.h (debug_value): Declared.
9159 2009-01-08 Ira Rosen <irar@il.ibm.com>
9161 PR tree-optimization/37194
9162 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
9163 Don't add the cost of cost model guard in prologue to scalar
9164 outside cost in case of known number of iterations.
9166 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
9167 Alan Modra <amodra@bigpond.net.au>
9169 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
9170 non-word-aligned REG+CONST addressing.
9172 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9175 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
9176 free_after_compilation when outputting a thunk.
9177 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
9178 Do not call free_after_compilation here.
9180 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
9182 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
9183 (ix86_valid_target_attribute_inner_p): Ditto.
9185 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
9187 PR tree-optimization/38492
9188 PR tree-optimization/38498
9189 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
9190 * tree-chrec.h (scev_is_linear_expression): Declared.
9191 * graphite.c (graphite_cannot_represent_loop_niter): New.
9192 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
9193 (graphite_loop_normal_form): Use gcc_assert.
9194 (scan_tree_for_params): Use CASE_CONVERT.
9195 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
9196 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
9197 Use gcc_assert. Discard scops that contain unhandled cases.
9198 (build_scop_conditions): Return a boolean status for unhandled cases.
9199 (strip_mine_profitable_p): Print the loop number, not its depth.
9200 (is_interchange_valid): Pass the depth of the loop nest, don't
9201 recompute it wrongly.
9202 (graphite_trans_bb_block): Same.
9203 (graphite_trans_bb_block): Print tentative of loop blocking.
9204 (graphite_trans_scop_block): Do not print that the loop has been
9206 (graphite_transform_loops): Do not handle scops that contain condition
9209 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
9211 AVX Programming Reference (December, 2008)
9212 * config/i386/avxintrin.h (_mm256_stream_si256): New.
9213 (_mm256_stream_pd): Likewise.
9214 (_mm256_stream_ps): Likewise.
9216 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
9217 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
9218 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
9219 (bdesc_special_args): Add __builtin_ia32_movntdq256,
9220 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
9221 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
9222 (ix86_expand_special_args_builtin): Likewise.
9224 * config/i386/sse.md (AVXMODEDI): New.
9225 (avx_movnt<mode>): Likewise.
9226 (avx_movnt<mode>): Likewise.
9227 (<sse>_movnt<mode>): Remove AVX support.
9228 (sse2_movntv2di): Likewise.
9230 2009-01-07 Richard Guenther <rguenther@suse.de>
9233 * fold-const.c (extract_muldiv): Remove obsolete comment.
9234 (fold_plusminus_mult_expr): Undo MINUS_EXPR
9235 to PLUS_EXPR canonicalization for the canonicalization.
9237 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
9239 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
9240 hosted cross-compilers generating less efficient code.
9242 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9244 * function.h (rtl_data): Add a dbr_scheduled_p field.
9245 * reorg.c (dbr_schedule): Set it.
9246 (gate_handle_delay_slots): Check it.
9247 * config/mips/mips.c (mips_base_delayed_branch): Delete.
9248 (mips_reorg): Check flag_delayed_branch instead of
9249 mips_base_delayed_branch.
9250 (mips_override_options): Don't set mips_base_delayed_branch
9251 or flag_delayed_branch.
9253 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
9255 PR rtl-optimization/38426.
9256 * ira.c (ira): Set current_function_is_leaf earlier.
9258 2009-01-06 Jakub Jelinek <jakub@redhat.com>
9260 PR rtl-optimization/38722
9261 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
9262 too early, only set a flag and modify after last possible
9265 2009-01-06 Janis Johnson <janis187@us.ibm.com>
9268 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
9269 * real.c (decimal_single_format): Correct values of emin and emax.
9270 (decimal_double_format): Ditto.
9271 (decimal_quad_format): Ditto.
9272 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
9273 computation of DECnn_MIN and DECnn_MAX for corrected values of
9274 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
9275 __DECnn_MIN__, and adjust its computation for the corrected value
9278 2009-01-06 Jan Hubicka <jh@suse.cz>
9281 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
9283 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
9285 * doc/contrib.texi (Contributors): Slightly adjust the end note.
9286 Add Robert Clark to the list of testers.
9288 2009-01-06 Jan Hubicka <jh@suse.cz>
9289 Kai Tietz <kai.tietz@onevision.com>
9291 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
9292 * config/i386/i386.c (ix86_expand_call): Add clobbers.
9294 2009-01-06 Jan Hubicka <jh@suse.cz>
9295 Kai Tietz <kai.tietz@onevision.com>
9297 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
9299 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
9300 (ix86_nsaved_regs): Count only general purpose regs.
9301 (ix86_nsaved_sseregs): New.
9302 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
9303 to 16 for w64; compute padding and size of sse reg save area.
9304 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
9305 general purpose regs.
9306 (ix86_emit_save_sse_regs_using_mov): New.
9307 (ix86_expand_prologue): Save SSE regs if needed.
9308 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
9309 (ix86_emit_restore_sse_regs_using_mov): New.
9310 (ix86_expand_epilogue): Save SSE regs if needed.
9312 2009-01-06 Jan Hubicka <jh@suse.cz>
9313 Kai Tietz <kai.tietz@onevision.com>
9315 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
9316 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
9317 functions when accumulate outgoing args is off.
9319 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9322 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
9323 before using pseudos_have_intersected_live_ranges_p.
9325 * ira-int.h (ira_assert): Always define.
9327 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
9329 AVX Programming Reference (December, 2008)
9330 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
9331 (_mm256_permute2_pd): Likewise.
9332 (_mm_permute2_ps): Likewise.
9333 (_mm256_permute2_ps): Likewise.
9334 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
9335 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
9337 * config/i386/i386.c (ix86_builtins): Remove
9338 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
9339 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
9340 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
9341 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
9342 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
9343 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
9344 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
9345 __builtin_ia32_vpermil2ps256.
9346 (ix86_init_mmx_sse_builtins): Updated.
9347 (ix86_expand_args_builtin): Likewise.
9349 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9351 * pa.c (output_call): Relocate non-jump insns in the delay slot of
9352 long absolute calls when generating PA 2.0 code.
9354 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
9356 PR rtl-optimization/38583
9357 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
9359 * params.def (ira-max-conflict-table-size): New.
9361 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
9363 * ira.h (ira_conflicts_p): New external definition.
9365 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
9366 table. Report this. Return result of building.
9367 (ira_build_conflicts): Use ira_conflicts_p. Check result of
9368 building conflict table.
9370 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
9371 (ira_color): Use ira_conflicts_p.
9373 * global.c: Include ira.h.
9374 (pseudo_for_reload_consideration_p, build_insn_chain): Use
9377 * Makefile.in (global.o): Add ira.h.
9379 * ira-build.c (mark_all_loops_for_removal,
9380 propagate_some_info_from_allocno): New.
9381 (remove_unnecessary_allocnos): Call
9382 propagate_some_info_from_allocno.
9383 (remove_low_level_allocnos): New.
9384 (remove_unnecessary_regions): Add parameter. Call
9385 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
9386 parameter to remove_unnecessary_regions.
9387 (ira_build): Remove all regions but root if the conflict table was
9388 not built. Update conflict hard regs for allocnos crossing calls.
9390 * ira.c (ira_conflicts_p): New global.
9391 (ira): Define and use ira_conflicts_p.
9393 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9394 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9395 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9397 2009-01-06 Ben Elliston <bje@au.ibm.com>
9399 * gengtype-lex.l (YY_NO_INPUT): Define.
9401 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9404 * c-common.c (handle_vector_size_attribute): Also reject
9407 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9409 PR tree-optimization/38492
9410 * graphite.c (rename_map_elt, debug_rename_elt,
9411 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9412 rename_map_elt_info, eq_rename_map_elts,
9413 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9414 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9415 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9416 (sese_build_livein_liveouts): New.
9417 (new_sese, free_sese): New.
9418 (new_scop): Call new_sese.
9419 (free_scop): Call free_sese.
9420 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9421 (register_old_new_names): Renamed register_old_and_new_names.
9422 (register_scop_liveout_renames, add_loop_exit_phis,
9423 insert_loop_close_phis, struct igp,
9424 default_liveout_before_guard, add_guard_exit_phis,
9425 insert_guard_phis, copy_renames): New.
9426 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9427 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9428 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9429 (scop_adjust_phis_for_liveouts): New.
9430 (gloog): Call scop_adjust_phis_for_liveouts.
9432 * graphite.h (struct sese): Documented. Added fields liveout,
9434 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9435 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9436 (struct scop): Added field liveout_renames.
9437 (SCOP_LIVEOUT_RENAMES): New.
9439 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9441 PR tree-optimization/38510
9442 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9443 (translate_clast): Call recompute_all_dominators before
9445 (gloog): Call recompute_all_dominators before graphite_verify.
9447 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9448 Jan Sjodin <jan.sjodin@amd.com>
9450 PR tree-optimization/38500
9451 * graphite.c (create_sese_edges): Call fix_loop_structure after
9454 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9456 * config.gcc: Add m32r*-*-rtems*.
9457 * config/m32r/rtems.h: New file.
9459 2009-01-05 Ben Elliston <bje@au.ibm.com>
9461 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9462 (.po.pox): Likewise.
9463 (po/gcc.pot): Likewise.
9465 2009-01-04 David S. Miller <davem@davemloft.net>
9467 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9468 (STARTING_FRAME_OFFSET): Always set to zero.
9470 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9472 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9473 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9474 fixed-point types, and vectors of the same.
9476 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9478 * config/mips/sync.md (*mb_barrier): Rename to...
9479 (*memory_barrier): ...this.
9481 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9483 * doc/extend.texi (Function Attributes): Move @cindex after @item
9484 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9485 and put in alphabetical order. Fix 'target' name and put in order.
9486 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9489 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9491 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9492 (memory_barrier): Expand as unspec instead of unspec_volatile.
9493 Remove mem:BLK from insn operands. Use Pmode scratch register.
9494 (*memory_barrier): Define as unspec instead of unspec_volatile.
9495 Use (match_dup 0) as input operand.
9497 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9498 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9499 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9500 scratch register. Remove operand 1.
9501 (*stbar): Define as unspec instead of unspec_volatile.
9502 Use (match_dup 0) as input operand, remove (const_int 8).
9503 (*membar): Define as unspec instead of unspec_volatile.
9504 Use (match_dup 0) as input operand, remove input operand 2.
9506 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9507 (memory_barrier): Expand as unspec instead of unspec_volatile.
9508 Remove mem:BLK from insn operands. Use Pmode scratch register.
9509 (*memory_barrier): Define as unspec instead of unspec_volatile.
9510 Use (match_dup 0) as input operand.
9512 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9513 Remove mem:BLK from insn operands. Use Pmode scratch register.
9514 Set volatile flag on operand 0.
9515 (*memory_barrier): New insn pattern.
9517 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9519 (*memory_barrier): Use (match_dup 0) as input operand.
9521 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9522 Remove mem:BLK from insn operands. Use Pmode scratch register.
9523 Set volatile flag on operand 0.
9524 (*mb_internal): New insn pattern.
9526 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9528 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9531 * function.c (struct temp_slot): Move to the section of the file
9532 that deals with temp slots. Remove field 'address'.
9533 (temp_slot_address_table): New hash table of address -> temp slot.
9534 (struct temp_slot_address_entry): New struct, items for the table.
9535 (temp_slot_address_compute_hash, temp_slot_address_hash,
9536 temp_slot_address_eq, insert_temp_slot_address): Support functions
9538 (find_temp_slot_from_address): Rewrite to use the new hash table.
9539 (remove_unused_temp_slot_addresses): Remove addresses of temp
9540 slots that have been made available.
9541 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9542 worker function for remove_unused_temp_slot_addresses.
9543 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9544 Add the temp slot address to the address -> temp slot map.
9545 (update_temp_slot_address): Update via insert_temp_slot_address.
9546 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9547 (pop_temp_slots): Likewise.
9548 (init_temp_slots): Allocate the address -> temp slot map, or empty
9549 the map if it is already allocated.
9550 (prepare_function_start): Initialize temp slot processing.
9552 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9555 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9556 Calculate the size of all stack vars assuming no packing of stack
9557 vars will happen, replacing a quadratic algorithm with a linear one.
9559 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9562 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9565 2009-01-03 Diego Novillo <dnovillo@google.com>
9567 * doc/contrib.texi: Update contributions.
9569 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9572 * builtins.c (fold_builtin_memory_op): Give up if either operand
9573 is volatile. Set srctype or desttype to non-qualified version
9577 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9580 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9582 PR rtl-optimization/35805
9583 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9584 problem if fast dce is able to remove any instructions.
9585 * dce.c (dce_process_block): Fix dump message.
9587 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9590 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9592 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9595 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9596 * tree-pretty-print.c (op_code_prio): New function.
9597 (op_prio): No longer static. Use op_code_prio.
9598 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9599 Use op_prio and op_code_prio to determine if () should be
9600 printed around operand(s) or not.
9602 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9603 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9604 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9605 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9606 pp_character instead of pp_string for single letter printing.
9608 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9610 * doc/extend.texi: Fix '#pragma GCC option' typo.
9612 2009-01-02 Richard Guenther <rguenther@suse.de>
9614 * doc/install.texi (--enable-checking): Mention different
9616 (--enable-stage1-checking): Document.
9618 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9621 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9622 case to be an error.
9624 2009-01-02 Ben Elliston <bje@au.ibm.com>
9626 * config/fp-bit.h (pack_d): Constify argument.
9627 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9628 (isnan): Constify argument.
9632 (_fpadd_parts): Constify return type.
9633 (_fpmul_parts): Likewise.
9634 (_fpdiv_parts): Likewise.
9636 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9639 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9640 warn about overwriting initializer with side-effects or
9641 -Woverride-init if !IMPLICIT.
9642 (output_init_element): Likewise. Pass IMPLICIT down to
9644 (process_init_element): Add IMPLICIT argument. Pass it down
9645 to output_init_element.
9646 (push_init_element, pop_init_level, set_designator): Adjust
9647 process_init_element callers.
9648 (set_nonincremental_init, set_nonincremental_init_from_string):
9649 Adjust add_pending_init callers.
9650 (output_pending_init_elements): Adjust output_init_element callers.
9651 * c-tree.h (process_init_element): Adjust prototype.
9652 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9653 process_init_element callers.
9656 Copyright (C) 2009 Free Software Foundation, Inc.
9658 Copying and distribution of this file, with or without modification,
9659 are permitted in any medium without royalty provided the copyright
9660 notice and this notice are preserved.