1 2008-05-14 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4 Make sure to register the store if the use is a PHI_NODE.
6 2008-05-14 Olivier Hainque <hainque@adacore.com>
8 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9 memory if the component is to be referenced in BLKmode according
10 to get_inner_reference.
12 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
14 * calls.c (emit_library_call_value_1): Restore code clearing
15 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence
18 2008-05-14 Olivier Hainque <hainque@adacore.com>
19 Nicolas Roche <roche@adacore.com>
21 * configure.ac: Add support for a "gcc_subdir" variable in
22 config-lang.in, to denote a subdirectory where the language/GCC
23 integration files are to be found.
24 * configure: Regenerate.
26 2008-05-14 Ira Rosen <irar@il.ibm.com>
28 PR tree-optimization/36098
29 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
30 value for the first load in the group in case of a gap.
31 (vect_build_slp_tree): Check that there are no gaps in loads.
33 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
35 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
36 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
37 expand_copysign_bit, ): Change call to emit_no_conflict_block to
38 emit_insn and remove unneeded code to construct extra args.
39 (emit_no_conflict_block): Removed.
40 * optabls.h: (emit_no_conflict_block): Removed.
41 * cse.c (cse_extended_basic_block): Remove search for
43 * global.c: Removed incorrect comment added in revision 117.
44 * expr.c (convert_move): Change call to emit_no_conflict_block to
46 * recog.c: Change comments so that they do not mention
48 * local_alloc.c (combine_regs): Removed last parameter.
49 (no_conflict_p): Removed.
50 (block_alloc): Removed note, no_conflict_combined_regno and set
51 local vars. Removed all code to process REG_NO_CONFLICT blocks.
52 (combine_regs): Removed already_dead and code to look for
53 REG_NO_CONFLICT notes.
54 * lower_subreg (remove_retval_note): Removed code to look for
55 REG_NO_CONFLICT block.
56 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
57 (resolve_clobber): Remove code to process libcalls that have
58 REG_NO_CONFLICT notes.
59 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
61 * combine.c (can_combine_p, distribute_notes): Removed REG_NO_CONFLICT
63 * config/cris/cris.md (movdi pattern): Changed
64 emit_no_conflict_block to emit_insns.
65 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
66 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
68 * reg-notes.def (NO_CONFLICT): Removed.
70 2008-05-14 David S. Miller <davem@davemloft.net>
72 * config/sparc/sparc.c (sparc_profile_hook): If
73 NO_PROFILE_COUNTERS, don't generate and pass a label
75 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
76 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
78 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
80 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
82 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
85 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
86 and op1 expansion before vector concat to have less live pseudos.
88 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
90 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
91 ix86_expand_vector_set if supported.
93 2008-05-13 Diego Novillo <dnovillo@google.com>
94 Kenneth Zadeck <zadeck@naturalbridge.com>
96 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
98 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
99 phinodes_print_statistics, init_ssanames, fini_ssanames,
100 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
101 release_ssa_name, release_defs, replace_ssa_name_symbol,
102 ssanames_print_statistics): Move ...
103 * tree-flow.h: ... here.
104 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
105 Use FN instead of cfun.
106 (make_ssa_name_fn): Rename from make_ssa_name.
107 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
108 * tree-flow-inline.h (make_ssa_name): Move from
109 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
110 * omp-low.c (expand_omp_parallel):
111 * tree-flow-inline.h (redirect_edge_var_map_result):
112 * tree-ssa.c (init_tree_ssa): Add argument FN. Use it instead of cfun.
115 2008-05-13 Tom Tromey <tromey@redhat.com>
117 PR preprocessor/22168:
118 * doc/cpp.texi (Top): Update menu.
119 (Alternatives to Wrapper #ifndef): New node.
120 (Other Directives): Document deprecation.
121 (Obsolete Features): Remove menu.
122 (Assertions): Merge node into Obsolete Features.
123 (Obsolete once-only headers): Move earlier; rename to Alternatives
125 * doc/cppopts.texi: Update.
126 * c.opt (Wdeprecated): Enable for C and ObjC.
127 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
128 (C++ Dialect Options): Move -Wno-deprecated from here to...
129 (Warning Options): ... here.
131 2008-05-13 Richard Guenther <rguenther@suse.de>
134 * fold-const.c (fold_sign_changed_comparison): Do not allow
135 changes in pointer-ness.
137 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
140 * config/sh/sh.c (sh_expand_prologue): Don't clear
141 RTX_FRAME_RELATED_P for push insns.
143 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
145 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
147 2008-05-12 Anatoly Sokolov <aesok@post.ru>
149 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
150 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
151 Use 'machine->is_leaf' instead of 'leaf_func_p'.
153 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
155 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
156 (*vec_concatv4sf_sse): This.
157 (*sse2_concatv2si): Renamed to ...
158 (*vec_concatv2si_sse2): This.
159 (*sse1_concatv2si): Renamed to ...
160 (*vec_concatv2si_sse): This.
161 (*vec_concatv2di_rex): Renamed to ...
162 (*vec_concatv2di_rex64): This.
163 (*vec_concatv2si_sse4_1): New.
164 (*vec_concatv2di_rex64_sse4_1): Likewise.
166 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
168 PR rtl-optimization/36111
169 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
170 that was created for swappable operands.
172 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
175 * Makefile.in: Substitute GNATMAKE and GNATBIND.
176 * configure.ac: Add call to ACX_PROG_GNAT.
178 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
180 * optc-gen.awk: Fix comment typo.
182 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
184 * pretty-print.c (pp_integer_with_precision): Use
185 HOST_LONG_LONG_FORMAT.
187 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
189 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
191 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
193 * config/i386/i386.c (bdesc_ptest): Removed.
194 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
195 (bdesc_args): Add __builtin_ia32_ptestz128,
196 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
197 (ix86_init_mmx_sse_builtins): Updated.
198 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
199 (ix86_expand_builtin): Updated.
201 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
203 * tree-cfg.c (valid_fixed_convert_types_p): New function.
204 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
206 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
208 * value-prof.c (interesting_stringop_to_profile): Do not
209 return early for BUILT_IN_MEMPCPY.
211 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
213 * calls.c (expand_call): Don't use callgraph to increase
214 preferred_stack_boundary.
216 * cgraph.h (cgraph_rtl_info): Use unsigned on
217 preferred_incoming_stack_boundary.
219 * final.c (rest_of_clean_state): Use unsigned on
220 preferred_stack_boundary.
222 2008-05-09 Tom Tromey <tromey@redhat.com>
224 PR preprocessor/22231:
225 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
228 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
230 PR tree-optimization/36129
231 * tree-ssa-ccp.c: Include value-prof.h.
232 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
233 built-in function was folded to a constant.
234 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
236 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
237 Sebastian Pop <sebastian.pop@amd.com>
239 * tree-scalar-evolution.c: Document instantiate_scev.
240 (instantiate_parameters_1): Renamed instantiate_scev_1.
241 Don't use the same loop for instantiation_loop and evolution_loop.
242 (instantiate_scev): New.
243 (instantiate_parameters): Moved...
244 (resolve_mixers): Update call to instantiate_scev_1 to pass the
245 same loop twice. Maintains the semantics for this function.
246 * tree-scalar-evolution.h (instantiate_scev): Declare.
247 (instantiate_parameters): ...here. Now static inline.
248 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
249 instead of resolve_mixers.
251 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
253 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
255 2008-05-09 Tomas Bily <tbily@suse.cz>
257 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
258 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
259 * tree-ssa-structalias.c (get_constraint_for): Likewise.
260 * c-common.c (c_common_truthvalue_conversion): Likewise.
261 * tree-object-size.c (compute_object_offset): Likewise.
262 * tree-inline.c (estimate_num_insns_1): Likewise.
263 * varasm.c (const_hash_1, compare_constant, copy_constant)
264 (compute_reloc_for_constant, output_addressed_constants)
265 (initializer_constant_valid_p): Likewise.
266 * c-omp.c (check_omp_for_incr_expr): Likewise.
267 * gimplify.c (gimplify_expr): Likewise.
268 * c-typeck.c (c_finish_return): Likewise.
269 * tree-vectorizer.c (supportable_widening_operation)
270 (supportable_narrowing_operation): Likewise.
271 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
272 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
273 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
274 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
275 (descr_info_loc): Likewise.
276 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
277 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
278 (fold_unary): Likewise.
279 * builtins.c (get_pointer_alignment): Likewise.
280 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
281 (instantiate_parameters_1): Likewise.
282 * tree.c (expr_align, stabilize_reference): Likewise.
283 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
284 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
285 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
286 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
287 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
288 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
290 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
291 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
292 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
293 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
294 (forward_propagate_comparison)
295 (tree_ssa_forward_propagate_single_use_vars): Likewise.
296 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
297 * emit-rtl.c (component_ref_for_mem_expr)
298 (set_mem_attributes_minus_bitpos): Likewise.
299 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
300 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
302 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
303 (build_function_call, pointer_diff, build_compound_expr)
304 (c_finish_return): Likewise.
305 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
306 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
308 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
309 * expr.c (is_aligning_offset): Likewise.
310 * tree-ssa-alias.c (is_escape_site): Likewise.
311 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
312 (check_all_va_list_escapes): Likewise.
313 * tree-ssa-loop-ivopts.c (determine_base_object)
314 (determine_common_wider_type): Likewise.
315 * dojump.c (do_jump): Likewise.
316 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
317 * tree-gimple.c (is_gimple_cast): Likewise.
318 * fold-const.c (decode_field_reference, )
319 (fold_sign_changed_comparison, fold_unary, fold_comparison)
320 (fold_binary): Likewise.
321 * tree-ssa-alias-warnings.c (find_alias_site_helper)
322 (already_warned_in_frontend_p): Likewise.
323 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
324 * tree.c (really_constant_p, get_unwidened): Likewise.
325 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
326 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
327 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
329 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
331 (CONVERT_EXPR_P): Define.
332 (CASE_CONVERT): Define.
334 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
337 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
338 (delete_unmarked_insns): When deleting a call, call
339 delete_unreachable_blocks.
340 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
341 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
343 2008-05-08 Richard Guenther <rguenther@suse.de>
345 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
346 (-ftree-salias): Likewise.
347 (salias-max-implicit-fields): Remove param documentation.
348 (salias-max-array-elements): Likewise.
349 * tree-pass.h (pass_create_structure_vars): Remove.
350 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
351 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
352 * tree-ssa-alias.c (create_structure_vars): Remove.
353 (gate_structure_vars): Likewise.
354 (pass_create_structure_vars): Likewise.
355 (gate_build_alias): Likewise.
356 (pass_build_alias): Adjust to run always and dump the function.
357 * common.opt (ftree-salias): Hide.
358 * passes.c (init_optimization_passes): Remove
359 pass_create_structure_vars, adjust comment.
360 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
361 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
362 * opts.c (decode_options): Do not set flag_tree_salias.
363 (common_handle_option): Add OPT_ftree_salias to the backward
364 compatibility section.
366 2008-05-08 Richard Guenther <rguenther@suse.de>
368 * tree-flow-inline.h (var_can_have_subvars): Move ...
369 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
370 * tree-flow.h (var_can_have_subvars): Remove.
371 (push_fields_onto_fieldstack): Remove.
372 (sort_fieldstack): Likewise.
373 (struct fieldoff): Move ...
374 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
375 alias_set and base_for_components fields.
376 (sort_fieldstack): Make static.
377 (push_fields_onto_fieldstack): Likewise. Remove code that
378 handles anything but RECORD_TYPEs. Remove alias_set and
379 base_for_components handling.
380 (create_variable_info_for): Adjust.
382 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
384 * common.opt (Wframe-larger-than=): Shorten the help message
386 * doc/invoke.texi (Wframe-larger-than=): Add more description.
388 2008-05-08 Rafael Espindola <espindola@google.com>
390 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
392 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
393 trap and that both operands are gimple values.
394 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
395 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
398 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
400 * read-rtl.c (join_c_conditions): Return the first string if the
401 two strings are equal.
403 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
405 * gensupport.h (pred_data): Add a "num_codes" field.
406 (add_predicate_code): Declare.
407 * gensupport.c (add_predicate_code): New function.
408 (std_pred_table): Add an "allows_const_p" field.
409 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
410 Remove the (incomplete) list of such codes from the codes field.
411 (init_predicate_table): Use add_predicate_code. Add all
412 RTX_CONST_OBJs if allows_const_p is true.
413 * genrecog.c (process_define_predicate): Use add_predicate_code.
415 2008-05-08 David Daney <ddaney@avtrex.com>
416 Richard Sandiford <rsandifo@nildram.co.uk>
418 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
419 special case of constant zero operands.
420 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
421 old and new values. Special case constant zero values.
422 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
424 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
425 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
427 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
430 * simplify-rtx.c (simplify_plus_minus): Create CONST of
431 similar RTX_CONST_OBJ before CONST_INT.
433 2008-05-08 Steve Ellcey <sje@cup.hp.com>
435 * stmt.c (expand_stack_restore): Change sa mode if needed.
437 2008-05-08 Richard Guenther <rguenther@suse.de>
439 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
441 (ix86_sol10_return_in_memory): Likewise.
442 (ix86_i386elf_return_in_memory): Likewise.
443 (ix86_i386interix_return_in_memory): Likewise.
444 * config/i386/i386.c (ix86_return_in_memory): Likewise.
445 (ix86_sol10_return_in_memory): Likewise.
446 (ix86_i386elf_return_in_memory): Likewise.
447 (ix86_i386interix_return_in_memory): Likewise.
449 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
452 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
454 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
455 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
458 2008-05-08 Richard Guenther <rguenther@suse.de>
460 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
461 * tree-data-ref.h (struct dr_alias): Remove subvars field.
462 (DR_SUBVARS): Remove.
463 * tree-dfa.c (dump_subvars_for): Remove.
464 (debug_subvars_for): Likewise.
465 (dump_variable): Do not dump subvars.
466 (remove_referenced_var): Do not remove subvars.
467 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
468 (lookup_subvars_for_var): Remove.
469 (get_subvars_for_var): Likewise.
470 (get_subvars_at): Likewise.
471 (get_first_overlapping_subvar): Likewise.
472 (overlap_subvar): Likewise.
473 * tree-flow.h (subvar_t): Remove.
474 (struct var_ann_d): Remove subvars field.
475 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
476 argument. Remove special handling of SFTs.
477 (compute_tag_properties): Likewise.
478 (set_initial_properties): Likewise.
479 (compute_call_clobbered): Likewise.
480 (count_mem_refs): Likewise.
481 (compute_memory_partitions): Likewise.
482 (compute_flow_insensitive_aliasing): Likewise.
483 (setup_pointers_and_addressables): Likewise.
484 (new_type_alias): Likewise.
485 (struct used_part): Remove.
486 (used_portions): Likewise.
487 (struct used_part_map): Likewise.
488 (used_part_map_eq): Likewise.
489 (used_part_map_hash): Likewise.
490 (free_used_part_map): Likewise.
491 (up_lookup): Likewise.
492 (up_insert): Likewise.
493 (get_or_create_used_part_for): Likewise.
494 (create_sft): Likewise.
495 (create_overlap_variables_for): Likewise.
496 (find_used_portions): Likewise.
497 (create_structure_vars): Likewise.
498 * tree.def (STRUCT_FIELD_TAG): Remove.
499 * tree.h (MTAG_P): Adjust.
500 (struct tree_memory_tag): Remove base_for_components and
501 unpartitionable flags.
502 (struct tree_struct_field_tag): Remove.
503 (SFT_PARENT_VAR): Likewise.
504 (SFT_OFFSET): Likewise.
505 (SFT_SIZE): Likewise.
506 (SFT_NONADDRESSABLE_P): Likewise.
507 (SFT_ALIAS_SET): Likewise.
508 (SFT_UNPARTITIONABLE_P): Likewise.
509 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
510 (union tree_node): Remove sft field.
511 * alias.c (get_alias_set): Remove special handling of SFTs.
512 * print-tree.c (print_node): Remove handling of SFTs.
513 * tree-dump.c (dequeue_and_dump): Likewise.
514 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
515 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
516 * tree-predcom.c (set_alias_info): Do not set subvars.
517 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
518 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
519 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
520 (add_vars_for_offset): Remove.
521 (add_virtual_operand): Remove special handling of SFTs.
522 (add_call_clobber_ops): Likewise.
523 (add_call_read_ops): Likewise.
524 (get_asm_expr_operands): Likewise.
525 (get_modify_stmt_operands): Likewise.
526 (get_expr_operands): Likewise.
527 (add_to_addressable_set): Likewise.
528 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
529 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
530 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
531 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
532 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
533 (tree_node_structure): Likewise.
534 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
536 (find_what_p_points_to): Likewise.
538 2008-05-08 Sa Liu <saliu@de.ibm.com>
540 * config/spu/spu.md: Fixed subti3 pattern.
542 2008-05-08 Richard Guenther <rguenther@suse.de>
545 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
546 sure to create a representative for trailing arrays for PTA.
548 2008-05-08 Richard Guenther <rguenther@suse.de>
551 * fold-const.c (operand_equal_p): Two objects which types
552 differ in pointerness are not equal.
554 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
556 * calls.c (compute_argument_block_size): Add argument tree fndecl.
557 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
558 (emit_library_call_value_1): Add new variable fndecl initialized by
559 NULL_TREE. It should be the decl type of orgfun, but this information
560 seems not to be available here, so it uses the default calling abi.
561 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
562 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
563 by TARGET_RETURN_IN_MEMORY.
564 * config/i386/i386-interix.h: Likewise.
565 * config/i386/i386.h: Likewise.
566 * config/i386/i386elf.h: Likewise.
567 * config/i386/ptx4-i.h: Likewise.
568 * config/i386/sol2-10.h: Likewise.
569 * config/i386/sysv4.h: Likewise.
570 * config/i386/vx-common.h: Likewise.
571 * config/cris/cris.h: Removed #if 0 clause.
572 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
573 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
575 (ix86_sol10_return_in_memory): Likewise.
576 (ix86_i386elf_return_in_memory): New.
577 (ix86_i386interix_return_in_memory): New.
578 * config/mt/mt-protos.h (mt_return_in_memory): New.
579 * config/mt/mt.c: Likewise.
580 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
581 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
582 * config/bfin/bfin.h: Likewise.
583 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
585 * config/bfin/bfin.c: Likewise.
586 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
587 * config/alpha/unicosmk.h: Likewise.
588 * config/i386/cygming.h: Likewise.
589 * config/iq2000/iq2000.h: Likewise.
590 * config/mips/mips.h: Likewise.
591 * config/mn10300/mn10300.h: Likewise.
592 * config/rs6000/rs6000.h: Likewise.
593 * config/score/score.h: Likewise.
594 * config/spu/spu.h: Likewise.
595 * config/v850/v850.h: Likewise.
596 * defaults.h: Likewise.
597 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
598 * expr.c (emit_block_move): Adjust use of
599 OUTGOING_REG_PARM_STACK_SPACE.
600 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
601 OUTGOING_REG_PARM_STACK_SPACE.
602 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
604 2008-05-08 Jakub Jelinek <jakub@redhat.com>
606 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
607 on OMP_RETURN for OMP_FOR.
610 * dwarf2out.c (dw_expand_expr, common_check): Removed.
611 (fortran_common): New function.
612 (gen_variable_die): Call fortran_common instead of common_check,
613 adjust for it returning tree instead of rtx. Formatting.
615 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
619 * see.c (see_copy_insn): Copy new pure const attributes for new call.
620 * c-decl.c (merge_decls): Ditto.
621 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
622 to RTL_CONST_OR_PURE_CALL_P.
623 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
624 Initialized DECL_LOOPING_CONST_PURE.
625 (process_call_operands): Set tree_side_effects properly.
626 * tree.h (TREE_READONLY_DECL_P): Removed.
627 (DECL_IS_PURE): Renamed to DECL_PURE_P.
628 (DECL_LOOPING_OR_CONST_P): New macro.
629 (struct tree_function_decl): Added looping_const_or_pure_p.
631 (ECF_LOOPING_OR_CONST_P): New macro.
632 * rtlanal.c (pure_const_p): Removed.
633 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
634 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
636 * ipa-pure-const.c (pure_const_state_e): Added looping field.
637 (check_decl, check_tree, check_call, scan_function): Initialize
639 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
640 (static_execute): Set looping true for recursive functions.
641 Undo setting state to IPA_NEITHER for recursive functions.
643 * ifcvt.c (noce_can_store_speculate_p): Changed
644 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
645 RTL_CONST_OR_PURE_CALL_P.
646 * dse.c (scan_insn): Ditto.
647 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
648 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
649 RTL_CONST_OR_PURE_CALL_P.
650 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
651 pure_call_p to RTL_CONST_CALL_P.
652 * gimplify.c (gimplify_call_expr): Clear side effects for
653 non-looping pure and constant calls.
654 * calls.c (emit_call_1): Set rtl flags from ecf flags.
655 (flags_from_decl_or_type): Set ecf flags from decl flags.
656 (initialize_argument_information): Turn off
657 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
658 Change const to pure if callee_copies is true rather than just
660 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
661 way of marking pure calls.
662 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
663 Remove hack that was supposed to fix pr7335 and remove old
664 way of marking pure calls.
665 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
666 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
667 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
668 RTL_CONST_OR_PURE_CALL_P.
669 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
670 * loop-invariant.c (find_exits, find_invariant_bb): Changed
671 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
672 * sched-deps.c (schedule_analyze): Ditto.
673 * rtl.h (struct rtx_def): Use call field, unchanging field, and
674 return_val field of calls to represent pure and const function info.
675 (CONST_OR_PURE_CALL_P): Deleted macro.
676 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
677 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
678 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
680 * tree-optimize.c (execute_fixup_cfg): Added test for
681 ECF_LOOPING_CONST_OR_PURE.
682 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
684 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
685 effects for looping pure or const calls.
686 (verify_gimple_expr): Added verification code.
687 * config/alpha/alpha.c (alpha_legitimize_address,
688 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
690 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
691 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
692 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
693 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
694 RTL_CONST_OR_PURE_CALL_P.
695 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
696 and const calls to be deleted.
698 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
701 * config/i386/mmx.md (mmx_subv2sf3): New expander.
702 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
703 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
704 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
705 to handle nonimmediate operands.
706 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
707 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
708 to handle nonimmediate operands.
709 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
710 (mmx_pmulhrwv4hi3): New expander. Use
711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
712 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
713 (sse2_umulv1siv1di3): New expander. Use
714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
715 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
716 (mmx_eq<mode>3): New expander. Use
717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
718 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
719 (mmx_uavgv8qi3): New expander. Use
720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
721 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
722 (mmx_uavgv4hi3): New expander. Use
723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
726 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
727 to handle nonimmediate operands.
728 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
729 to handle nonimmediate operands.
730 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
731 to handle nonimmediate operands.
732 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
733 to handle nonimmediate operands.
734 (sse2_unpckhpd_exp): New expander. Use
735 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
736 (sse2_unpcklpd_exp): New expander. Use
737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
738 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
739 to handle nonimmediate operands.
740 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
741 to handle nonimmediate operands.
742 (*sse2_<plusminus_insn><mode>3): Rename from
743 sse2_<plusminus_insn><mode>3 insn pattern.
744 (sse2_<plusminus_insn><mode>3): New expander. Use
745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
746 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
747 (sse2_umulv2siv2di3): New expander. Use
748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
749 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
750 (sse4_1_mulv2siv2di3): New expander. Use
751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
752 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
753 (sse2_pmaddwd): New expander. Use
754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
755 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
756 (sse2_eq<mode>3): New expander. Use
757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
758 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
759 (sse4_1_eqv2di3): New expander. Use
760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
761 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
762 (sse2_uavgv16qi3): New expander. Use
763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
764 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
765 (sse2_uavgv16qi3): New expander. Use
766 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
767 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
768 (sse2_uavgv8hi3): New expander. Use
769 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
770 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
771 (ssse3_pmulhrswv8hi3): New expander. Use
772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
773 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
774 (ssse3_pmulhrswv4hi3): New expander. Use
775 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
777 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
778 (<sse>_vmmul<mode>3): Ditto.
779 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
781 (ssse3_pmaddubsw128): Use register_operand for operand 1.
782 (ssse3_pmaddubsw): Ditto.
784 * config/i386/i386.c (struct_builtin_description)
785 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
786 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
787 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
788 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
789 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
790 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
791 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
792 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
793 (ix86_fixup_binary_operands): Assert that src1
794 and src2 must have the same mode when swapped.
795 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
796 and ix86_binary_operator_ok. Do not force operands in registers
799 2008-05-07 Jan Hubicka <jh@suse.cz>
801 * cgraph.c (dump_cgraph_node): Update.
802 * cgraph.h (cgraph_local_info): Break out inline summary.
803 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
805 * ipa-inline (inline_summary): New accestor function.
806 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
807 cgraph_decide_inlining, compute_inline_parameters): Update.
808 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
810 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
812 Cleanup ColdFire scheduling support and add V4 pipeline model.
814 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
815 (define_attr cpu): Add cfv4 value.
816 (define_attr type, define_attr type1): Merge into a single 'type'
817 attribute. Update all uses.
818 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
819 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
821 (define_attr opx_mem, define_attr opy_mem): Remove.
822 (define_attr op_mem): Clean up, update comment.
823 (define_attr size): Use specific values instead of general int.
824 (define_attr guess, define_attr split): Remove. Update all uses.
825 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
826 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
827 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
828 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
829 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
830 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
831 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
832 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
833 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
834 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
835 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
836 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
837 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
838 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
839 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
840 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
841 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
842 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
843 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
844 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
845 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
846 Update or set attributes.
847 (stack_tie): New fake instruction.
849 * config/m68k/m68k.h (TUNE_CFV4): New macro.
850 (m68k_sched_attr_size): Update declaration.
851 (m68k_sched_attr_type2): Remove.
852 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
853 Declare new bypass predicates.
855 * config/m68k/m68k.c (m68k_sched_issue_rate,
856 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
858 (TARGET_SCHED_ISSUE_RATE,
859 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
860 (override_options): Handle scheduling for ColdFire V4 core.
861 (m68k_expand_prologue): Emit stack_tie.
862 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
863 'OP_TYPE_FPN'. Update all uses.
864 (sched_guess_p): Remove.
865 (sched_address_type): Handle symbolic addresses.
866 (sched_get_operand): New static function.
867 (sched_operand_type): Merge into sched_attr_op_type.
868 (sched_attr_op_type): Handle FP registers, handle quick constants,
870 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
871 (m68k_sched_attr_size): Update. Move logic to ...
872 (sched_get_attr_size_int): New static function.
873 (sched_get_opxy_mem_type): New static function.
874 (m68k_sched_attr_op_mem): Update.
875 (m68k_sched_attr_type2): Remove.
876 (sched_cfv4_bypass_data): New static variable.
877 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
878 (m68k_sched_issue_rate): Implement scheduler hook.
879 (struct _sched_ib: enabled_p): New field.
880 (m68k_sched_variable_issue): Update. Handle V4.
881 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
882 sched_dump_class_func_t, sched_dump_split_class,
883 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
884 sched_dump_dfa_class, m68k_sched_dump): Remove.
885 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
887 (m68k_sched_init_global): Remove statisctics dumping, introduce
888 sanity check that all instructions have pipeline reservations. Handle
890 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
891 Handle ColdFire V4 core.
892 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
893 New static functions.
894 (m68k_sched_address_bypass_p): New bypass predicate.
895 (sched_get_indexed_address_scale): New static function.
896 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
898 * cf.md: Update comments.
899 (define_attr type2): Remove. Use 'type' attribute instead.
901 (cf_ib): Rename to cfv123_ib. Update all uses.
902 (cf_oep): Rename to cfv123_oep. Update all uses.
903 (cf_chr): Rename to cfv123_chr. Update all uses.
904 (cf_mem): Rename to cfv123_mem. Update all uses.
905 (cf_mac): Move to more appropriate place.
906 (cfv123_guess): New automaton and cpu_unit.
907 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
908 Update uses of 'size' attribute. Handle before reload scheduling.
909 (cfv123_guess): New dummy reservation for unhandled instructions.
910 (cfv4_*): Pipeline description of ColdFire V4 core.
911 (ignore): New reservation to handle 'ignore' type.
913 2008-05-07 Ian Lance Taylor <iant@google.com>
916 * gimplify.c (find_single_pointer_decl_1): Don't look through
918 (find_single_pointer_decl): Adjust comments.
920 2008-05-07 Jakub Jelinek <jakub@redhat.com>
923 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
924 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
927 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
928 integral type rather than floating point, then VIEW_CONVERT_EXPR
929 to the floating point type.
931 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
934 TFmode op0 to register.
936 2008-05-07 Alan Modra <amodra@bigpond.net.au>
938 * c-decl.c (grokdeclarator): Comment typo.
940 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
942 * tree-flow.h: Remove prototype for computed_goto_p.
943 * tree-cfg.c (computed_goto_p): Make static.
945 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
948 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
949 (contains_aligned_value_p): This. Handle _Decimal128.
950 (ix86_function_arg_boundary): Only align _Decimal128 to its
951 natural boundary and handle it properly.
953 2008-05-06 Martin Jambor <mjambor@suse.cz>
955 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
956 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
957 (ipcp_method_set_orig_node): Removed.
958 (ipcp_cval_get_cvalue_type): Removed.
959 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
960 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
961 (ipcp_cval_set_cvalue_type): Removed.
962 (ipcp_cval_get_cvalue): Removed.
963 (ipcp_cval_set_cvalue): Removed.
964 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
965 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
966 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
967 (ipcp_cval_meet): Renamed to ipa_lattice_meet
968 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
969 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
970 (ipcp_get_ith_lattice): Changed parameters.
971 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
972 (ipcp_lattice_from_jfunc): Changed parameters.
973 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
974 (ipcp_method_cval_print): Added temporary variable info.
975 (ipcp_redirect): Removed already unused local variable caller.
976 (ipcp_redirect): New temporary variable orig_callee_info
977 (ipcp_redirect): Removed newly unused local variable callee.
978 (ipcp_redirect): Removed (a bit confusing) local variable type.
979 (ipcp_insert_stage): Added local variable info.
980 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
982 (ipcp_formal_create): Removed.
983 (ipcp_method_cval_set): Removed.
984 (ipcp_propagate_stage): Renamed lattice variables.
985 (ipcp_method_cval_set_cvalue_type): Removed.
986 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
987 (ipcp_print_all_lattices): Changed printed strings to refer to
988 lattices rather than cvals.
989 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
990 (ipcp_propagate_const): Changed formal parameters.
991 (build_const_val): Changed formal parameters.
992 (ipcp_insert_stage): Removed useless variable cvalue
993 (build_const_val): Changed formal parameters.
994 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
995 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
996 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
997 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
998 (ipcp_print_func_profile_counts): Changed string from "method" to
1000 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1001 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1002 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1003 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1004 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1005 (ipcp_lat_is_const): Changed parameters and made inline.
1006 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1007 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1008 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1009 the predicate condition directly
1010 (ipcp_propagate_stage): Added local variable args. Removed local
1011 variable callee. (Both are mere code simplifications.)
1012 (ipcp_method_dont_insert_const): Renamed to
1013 ipcp_node_not_modifiable_p.
1014 (ipcp_node_not_modifiable_p): Made inline.
1015 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1016 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1017 (ipcp_print_all_lattices): Removed variable cvalue
1018 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1021 2008-05-06 Olivier Hainque <hainque@adacore.com>
1023 * tree-sra.c (try_instantiate_multiple_fields): Early return
1024 if field has POINTER_TYPE.
1026 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1028 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1029 by using 'q' specifier for instruction.
1030 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1032 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1034 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1035 Change mode of zero_extract from QImode to HImode.
1036 (sign bit tests peepholes): (Ditto.).
1038 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1040 * config/i386/mmx.md: Remove double backslashes from asm templates.
1041 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1042 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1043 to handle nonimmediate operands.
1044 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1045 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1046 to handle nonimmediate operands.
1047 (*mmx_<code>v2sf3_finite): New insn pattern.
1048 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1049 (mmx_<code>v2sf3): New expander. Use
1050 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1051 (mmx_<plusminus_insn><mode>3): New expander. Use
1052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1053 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1054 (mmx_add<mode>3): Removed.
1055 (mmx_ssadd<mode>3): Ditto.
1056 (mmx_usadd<mode>3): Ditto.
1057 (mmx_sub<mode>3): Ditto.
1058 (mmx_sssub<mode>3): Ditto.
1059 (mmx_ussub<mode>3): Ditto.
1060 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1061 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1062 to handle nonimmediate operands.
1063 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1065 (mmx_smulv4hi3_highpart): New expander. Use
1066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1067 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1069 (mmx_umulv4hi3_highpart): New expander. Use
1070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1071 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1072 (mmx_<code>v4hi3): New expander. Use
1073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1074 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1075 (mmx_<code>v8qi3): New expander. Use
1076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1077 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1078 (mmx_<code><mode>3): New expander. Use
1079 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1081 2008-05-05 Jan Hubicka <jh@suse.cz>
1083 PR tree-optimization/36118
1084 * passes.c (pass_init_dump_file): Fix dump header.
1086 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1089 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1090 VCE for function decls.
1092 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1094 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1096 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1098 * config/i386/i386.md (sat_plusminus): New.
1099 (plusminus_insn): Likewise.
1100 (plusminus_mnemonic): Likewise.
1102 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1103 (*<addsub><mode>3_cc_overflow): Renamed to ...
1104 (*<plusminus_insn><mode>3_cc_overflow): This.
1105 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1106 (*<plusminus_insn>si3_zext_cc_overflow): This.
1108 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1109 (<plusminus_insn><mode>3): This.
1110 (*<addsub><mode>3): Renamed to ...
1111 (*<plusminus_insn><mode>3): This.
1112 (<sse>_vm<addsub><mode>3): Renamed to ...
1113 (<sse>_vm<plusminus_insn><mode>3): This.
1114 (sse3_h<addsub>v4sf3): Renamed to ...
1115 (sse3_h<plusminus_insn>v4sf3): This.
1116 (sse3_h<addsub>v2df3): Renamed to ...
1117 (sse3_h<plusminus_insn>v2df3): This.
1118 (<plusminus_insn><mode>3): New.
1119 (*<plusminus_insn><mode>3): Likewise.
1120 (sse2_<plusminus_insn><mode>3): Likewise.
1121 (add<mode>): Removed.
1122 (*add<mode>3): Likewise.
1123 (sse2_ssadd<mode>3): Likewise.
1124 (sse2_usadd<mode>3): Likewise.
1125 (sub<mode>3): Likewise.
1126 (*sub<mode>3): Likewise.
1127 (sse2_sssub<mode>3): Likewise.
1128 (sse2_ussub<mode>3): Likewise.
1130 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1132 * gthr-single.h: Add in required interface elements as per gthr.h.
1133 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1134 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1135 Generalize UNUSED macro.
1136 (__gthread_once): Add.
1137 (__gthread_key_create): Add.
1138 (__gthread_key_delete): Add.
1139 (__gthread_getspecific): Add.
1140 (__gthread_setspecific): Add.
1142 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1144 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1145 the same size types for the indirect reference on the rhs, then
1148 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1150 * config/i386/i386.md
1151 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1152 one insn template instead of template series.
1153 (*xordi_1_rex64): Ditto.
1154 (*xordi_2_rex64): Ditto.
1156 2008-05-05 Ira Rosen <irar@il.ibm.com>
1158 PR tree-optimization/36119
1159 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1162 2008-06-04 Jan Hubicka <jh@suse.cz>
1164 tree-optimization/36100
1165 * tree-pass.h (pass_O0_always_inline): Declare.
1166 * ipa-inline.c (inline_transform): Remove dead code.
1167 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1168 pass_O0_always_inline): New.
1169 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1171 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1173 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1174 mnemonic in this_param move for TARGET_64BIT.
1176 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1179 (*strmovsi_rex_1): Ditto.
1180 (*strsetsi_1): Ditto.
1181 (*strsetsi_rex_1): Ditto.
1183 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1184 adddicc expanders using SWI mode iterator.
1186 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1189 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1192 2008-05-04 David S. Miller <davem@davemloft.net>
1194 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1195 (sparc*-*-linux*): Use linux.h in tm_file.
1196 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1197 compiler defaulting to 32-bit.
1198 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1200 * config/sparc/linux.h: Remove definitions now obtained
1201 properly from linux.h
1202 * config/sparc/linux64.h: Likewise.
1203 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1204 don't want this setting for 32-bit builds in a biarch compiler.
1205 * doc/install.texi: Add sparc-linux to list of targets
1206 supporting --enable-targets=all.
1208 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1210 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1212 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1214 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1215 after V4SI_FTYPE_V8HI.
1216 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1217 case V4SI_FTYPE_V2DF.
1219 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1221 * doc/invoke.texi (max-flow-memory-locations): Removed.
1222 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1224 2008-05-03 Richard Guenther <rguenther@suse.de>
1227 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1229 2008-05-02 David S. Miller <davem@davemloft.net>
1231 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1233 2008-05-02 Simon Baldwin <simonb@google.com>
1236 * c-common.h (warn_array_subscript_range): Removed.
1237 * c-common.c (warn_array_subscript_range): Ditto.
1238 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1239 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1241 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1243 * config/i386/i386.c (ix86_special_builtin_type): New.
1244 (bdesc_special_args): Likewise.
1245 (ix86_expand_special_args_builtin): Likewise.
1246 (ix86_init_mmx_sse_builtins): Updated.
1247 (ix86_expand_builtin): Updated.
1248 (ix86_expand_store_builtin): Removed.
1249 (ix86_expand_unop_builtin): Likewise.
1251 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1252 * config/i386/mmintrin.h (__v2sf): Here.
1254 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1256 (_mm_loadl_pi): Likewise.
1257 (_mm_storeh_pi): Replace __v2si with __v2sf.
1258 (_mm_storel_pi): Likewise.
1260 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1261 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1262 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1263 __builtin_ia32_loadlpd.
1265 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1267 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1268 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1269 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1270 (ix86_init_mmx_sse_builtins): Updated.
1271 (ix86_expand_args_builtin): Likewise.
1272 (ix86_expand_builtin): Likewise.
1273 (ix86_expand_unop1_builtin): Renamed to ...
1274 (ix86_expand_unop_vec_merge_builtin): This.
1276 2008-05-01 Jan Hubicka <jh@suse.cz>
1279 * ipa-inline.c (inline_generate_summary): Make static.
1280 (inline_transform): Do not call inlining at -O0; make static.
1281 * passes.c (execute_todo): Add sanity check.
1282 (execute_one_ipa_transform_pass): Execute proper flags.
1284 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1286 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1287 (DECL_NONADDRESSABLE_P): Likewise.
1288 * alias.c (record_component_aliases): Fix comment.
1290 2008-05-01 Simon Baldwin <simonb@google.com>
1292 * c-common.h (warn_array_subscript_range): New function.
1293 * c-common.c (warn_array_subscript_range): Ditto.
1294 * tree-vrp.c (check_array_ref): Corrected code to agree with
1295 comment, ignoring only arrays of size 0 or size 1.
1296 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1298 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1300 * config/i386/i386.c (ix86_builtin_type): Replace
1301 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1302 (bdesc_args): Updated.
1303 (ix86_init_mmx_sse_builtins): Likewise.
1304 (ix86_expand_args_builtin): Likewise.
1306 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1309 * doc/extend.texi: Correct __builtin_ia32_palignr.
1311 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1314 * config/i386/i386.c (bdesc_crc32): Removed.
1315 (ix86_expand_crc32): Likewise.
1316 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1317 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1318 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1319 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1320 UINT_FTYPE_UINT_UCHAR.
1321 (bdesc_args): Updated. Add crc32 builtins.
1322 (ix86_init_mmx_sse_builtins): Updated.
1323 (ix86_expand_args_builtin): Updated to support subreg.
1325 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1327 2008-05-01 Jan Hubicka <jh@suse.cz>
1329 * tree-pass.h (opt_pass): Add IPA_PASS.
1330 (varpool_node, cgraph_node): Forward declare.
1331 (ipa_opt_pass): Define.
1332 (pass_ipa_inline): Turn into ipa_opt_pass.
1333 (pass_apply_inline): Remove.
1334 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1335 (apply_inline): Turn into ....
1336 (inline_transform): ... this one.
1337 (inline_generate_summary): New function.
1338 (pass_apply_inline): Remove.
1339 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1341 (struct function): Add ipa_transforms_to_apply.
1342 * passes.c (register_one_dump_file): Work on IPA_PASS.
1343 (init_optimization_passes): Remove pass_inline_parameters and
1345 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1346 (execute_one_pass) ... here; apply transforms when possible.
1347 (add_ipa_transform_pass, execute_ipa_summary_asses,
1348 execute_one_ipa_transform_pass): New.
1349 (execute_ipa_pass_list): Update for IPA_PASS type.
1351 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1353 * config/i386/i386.c (ix86_builtin_type): Add
1354 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1355 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1356 (bdesc_args): Add SSE4a builtins.
1357 (ix86_init_mmx_sse_builtins): Updated.
1358 (ix86_expand_args_builtin): Likewise.
1359 (ix86_expand_builtin): Likewise.
1361 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1363 * config/i386/i386.c (ix86_builtin_type): Add
1364 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1365 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1366 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1367 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1368 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1369 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1370 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1371 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1372 and DI_FTYPE_DI_DI_INT.
1373 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1374 (ix86_init_mmx_sse_builtins): Updated.
1375 (ix86_expand_args_builtin): Likewise.
1376 (ix86_expand_builtin): Likewise.
1377 (ix86_expand_binop_imm_builtin): Removed.
1379 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1381 2008-04-30 Richard Guenther <rguenther@suse.de>
1383 PR tree-optimization/32921
1384 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1386 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1388 * config/arm/arm.c (arm_unwind_emit): Use
1389 crtl->all_throwers_are_sibcalls instead of
1390 cfun->all_throwers_are_sibcalls.
1391 (arm_output_fn_unwind): Likewise.
1392 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1393 instead of cfun->uses_pic_offset_table.
1394 (frv_expand_prologue): Likewise.
1395 (frv_frame_pointer_required): Likewise.
1396 (frv_expand_fdpic_call): Likewise.
1397 (frv_emit_movsi): Likewise.
1398 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1399 cfun->returns_pcc_struct instead of
1400 current_function_returns_pcc_struct.
1401 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1402 instead of cfun->calls_eh_return.
1403 (m32c_pushm_popm): Likewise.
1404 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1405 "extern" declaration.
1407 2008-04-30 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/21636
1410 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1412 (evaluate_stmt): Print the likely value.
1413 (ccp_visit_stmt): Avoid excessive vertical spacing.
1415 2008-04-30 Rafael Espindola <espindola@google.com>
1417 * builtins.c (fold_call_expr): Return realret.
1418 * tree-ssa-threadedge.c
1419 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1420 __builtin_object_size.
1422 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1424 * gcc.c (wrapper_string): New variable.
1425 (insert_wrapper): New function.
1426 (execute): New option -wrapper.
1427 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1429 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1431 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1432 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1433 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1435 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1436 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1437 config/rs6000/e500crtres64gprctr.asm,
1438 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1439 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1440 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1441 config/rs6000/e500crtsav64gprctr.asm,
1442 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1443 config/rs6000/e500crtsavg64gprctr.asm: New files.
1444 * config/rs6000/t-ppccomm: Add build rules for new files.
1445 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1446 * config/rs6000/t-netbsd: Add build rules for new files.
1447 (LIB2FUNCS_STATIC_EXTRA): New variable.
1448 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1449 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1450 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1452 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1454 * config/i386/i386.c (ix86_builtin_type): Add
1455 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1456 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1457 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1458 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1459 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1460 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1461 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1462 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1463 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1464 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1465 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1466 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1467 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1468 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1469 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1470 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1471 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1472 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1473 V1DI_FTYPE_V2SI_V2SI.
1474 (bdesc_2arg): Moved to ...
1476 (ix86_init_mmx_sse_builtins): Updated.
1477 (ix86_expand_args_builtin): Updated. Take a pointer
1478 to const struct builtin_description. Handle comparison
1480 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1481 (ix86_expand_builtin): Updated.
1483 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1484 (ssse3_pmaddubsw128): This.
1485 (ssse3_pmaddubswv4hi3): Renamed to ...
1486 (ssse3_pmaddubsw): This.
1488 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1489 (__builtin_ia32_packssdw128): Likewise.
1490 (__builtin_ia32_packuswb128): Likewise.
1491 (__builtin_ia32_pmaddubsw): Likewise.
1492 (__builtin_ia32_pmaddubsw128): Likewise.
1494 2008-04-30 Richard Guenther <rguenther@suse.de>
1496 PR tree-optimization/14847
1497 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1498 (recognize_bits_test): Use it.
1499 (recognize_single_bit_test): Likewise.
1501 2008-04-30 Martin Jambor <mjambor@suse.cz>
1503 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1504 instead of setting number of formal parameters to zero.
1505 (ipcp_init_stage): Do not set the number of actual parameters to zero
1507 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1508 which are called with variable number of arguments.
1509 (ipcp_insert_stage): Explicitely skipping all nodes which are
1510 called with variable number of arguments.
1511 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1512 number of parameters.
1514 * ipa-prop.h (struct ipa_node_params): Added flag
1515 called_with_var_arguments
1516 (ipa_set_param_count): Added. Changed sole setter to use it.
1517 (ipa_get_param_count): Added. All readers of param_count
1518 converted to use it instead.
1519 (ipa_set_called_with_variable_arg): Added.
1520 (ipa_is_called_with_var_arguments): Added.
1521 (ipa_get_ith_param): Added. All readers of param_decls converted
1523 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1525 (ipa_get_cs_argument_count): Added, all readers of argument_count
1527 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1530 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1531 (struct ipcp_lattice): Renamed cval_type to type
1532 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1534 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1535 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1536 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1537 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1538 (build_const_val): Changed the type of parameter cvalue to tree
1539 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1540 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1542 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1545 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1546 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1547 (ipa_add_method): Renamed to ipa_push_func_to_list
1548 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1549 (ipa_callsite_param_count): Removed.
1550 (ipa_callsite_param_count_set): Removed.
1551 (ipa_callsite_param): Removed.
1552 (ipa_callsite_callee): Removed.
1553 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1554 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1555 (ipa_method_formal_count): Removed.
1556 (ipa_method_formal_count_set): Removed.
1557 (ipa_method_get_tree): Removed.
1558 (ipa_method_tree_map_create): Removed.
1559 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1560 (ipa_create_param_decls_array): Creates the array itself
1561 (ipa_create_param_decls_array): Temporary variable info instead of
1563 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1564 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1565 (get_type): Removed.
1566 (ipa_jf_get_info_type): Removed.
1567 (ipa_node_create): Renamed to ipa_create_node_params
1568 (ipa_free): Renamed to ipa_free_all_node_params
1569 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1570 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1571 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1572 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1573 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1574 ipa_free_all_edge_args
1575 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1576 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1577 (ipa_create_methodlist_node): Removed.
1578 (ipa_methodlist_method): Removed.
1579 (ipa_methodlist_method_set): Removed.
1580 (ipa_methodlist_next_method): Removed.
1581 (ipa_methodlist_next_method_set): Removed.
1582 (ipa_method_is_modified): Removed.
1583 (ipa_method_modify_create): Removed.
1584 (ipa_method_modify_init): Temporary variable info instead of a few
1586 (ipa_detect_param_modifications): Temporary variable info instead of
1588 (ipa_compute_jump_functions): Temporary variable info instead of
1590 (ipa_method_modify_set): Removed.
1591 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1592 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1593 than craph_node as the first parameter.
1594 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1595 (ipa_method_modify_init): Removed.
1596 (ipa_compute_jump_functions): Added a temp variable instead of
1597 repeatadly dereferencing the cgraph_edge.aux pointer
1598 (ipa_callsite_param_set_type): Removed.
1599 (ipa_compute_jump_functions): i renamed to index and moved to
1601 (ipa_callsite_param_set_info_type_formal): Removed.
1602 (ipa_callsite_param_set_info_type): Removed.
1603 (ipa_callsite_param_map_create): Removed.
1604 (ipa_callsite_tree): Removed.
1605 (ipa_callsite_caller): Removed.
1606 (ipa_pop_func_from_list): return_method removed to return_func
1608 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1609 prefixed all values with IPA_. Changed all users.
1610 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1611 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1612 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1613 (union parameter_info): Renamed to jump_func_value.
1614 (union jump_func_value): Renamed value to constant
1615 (struct ipa_jump_func): Renamed info_type to value
1616 (struct ipa_node): Renamed to ipa_node_params
1617 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1618 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1619 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1620 (struct ipa_edge): Renamed to ipa_edge_args
1621 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1622 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1623 (struct ipa_methodlist): Renamed to ipa_func_list
1624 (struct ipa_func_list): method_p renamed to node, next_method
1626 (ipa_methodlist_p): Removed, switched all users to struct pointer
1627 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1629 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1631 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1632 (rs6000_emit_epilogue): Use backchain to restore only when we
1633 have a large frame. Make use of frame pointer to restore if we
1634 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1636 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1638 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1639 Add mode to zero_extract.
1640 (sign bit tests peepholes): (Ditto.).
1642 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1644 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1645 Instructions in comments with SSE3.
1646 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1647 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1648 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1649 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1650 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1651 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1652 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1653 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1654 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1655 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1656 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1657 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1658 (bdesc_sse_args): Renamed to ...
1659 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1660 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1661 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1663 (bdesc_1arg): Moved to ...
1665 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1666 Instructions in comments with SSE3.
1667 (ix86_expand_sse_operands_builtin): Renamed to ...
1668 (ix86_expand_args_builtin): This. Updated.
1669 (ix86_expand_unop1_builtin): Update comments.
1670 (ix86_expand_builtin): Updated.
1672 2008-04-29 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/36078
1675 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1676 Update virtual SSA form after cleaning up the CFG.
1678 2008-04-29 Richard Guenther <rguenther@suse.de>
1681 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1683 2008-04-29 Richard Guenther <rguenther@suse.de>
1685 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1686 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1687 (compute_flow_insensitive_aliasing): Do not treat
1688 PTR_IS_REF_ALL pointers special.
1689 (get_smt_for): Likewise.
1690 (may_alias_p): Re-structure.
1691 (is_escape_site): A ref-all pointer conversion is not an escape site.
1692 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1693 PTR_IS_REF_ALL pointers special.
1694 * tree-ssa-structalias.h (struct alias_info): Remove
1695 ref_all_symbol_mem_tag field.
1696 (PTR_IS_REF_ALL): Remove.
1698 2008-04-29 Richard Guenther <rguenther@suse.de>
1701 * fold-const.c (extract_muldiv_1): In combining division constants
1702 make sure to never overflow.
1704 2008-04-29 Nick Clifton <nickc@redhat.com>
1706 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1708 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1711 * optc-gen.awk: Work around HP-UX/IA awk bug.
1713 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1715 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1718 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1721 * config/i386/i386.md
1722 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1723 Change operand 1 predicate to nonimmediate_operand.
1725 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1728 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1730 * gengtype.c (walk_type, write_func_for_structure): Handle
1732 * doc/gty.texi: Document chain_circular.
1734 2008-04-28 Richard Guenther <rguenther@suse.de>
1736 PR tree-optimization/36066
1737 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1740 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1743 * config/i386/i386.md
1744 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1745 Use match_scratch instead of match_operand for operands 3 and 4.
1747 2008-04-27 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/18754
1750 PR tree-optimization/34223
1751 * tree-pass.h (pass_complete_unrolli): Declare.
1752 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1753 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1754 Rewrite loop into loop closed SSA form if it is not already.
1755 (tree_unroll_loops_completely): Re-structure to iterate over
1756 innermost loops with intermediate CFG cleanups.
1757 Unroll outermost loops only if requested or the code does not grow
1759 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1760 loops are available.
1761 (tree_vectorize): Instead do so here.
1762 (tree_complete_unroll): Also unroll outermost loops.
1763 (tree_complete_unroll_inner): New function.
1764 (gate_tree_complete_unroll_inner): Likewise.
1765 (pass_complete_unrolli): New pass.
1766 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1767 uses outside of the loop.
1768 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1769 form if it is available.
1770 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1771 * passes.c (init_optimization_passes): Schedule complete inner
1772 loop unrolling pass before the first CCP pass after final inlining.
1774 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1776 * targhooks.h (default_emutls_var_fields,
1777 default_emutls_var_init): Declare.
1778 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1779 * target.h (struct gcc_target): Add struct emutls member.
1780 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1781 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1782 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1783 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1784 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1785 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1786 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1787 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1788 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1789 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1790 emit debug information.
1791 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1792 * varasm.c: Include targhooks.h.
1793 (emutls_object_section, emutls_tmpl_section): New.
1794 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1795 (EMUTLS_SEPARATOR): New.
1797 (get_emutls_object_name): New.
1798 (default_emutls_var_fields): New, broken out of ...
1799 (get_emutls_object_type): ... here. Adjust to use target hooks.
1800 (get_emutls_init_templ_addr): Adjust to use target hooks.
1801 (emutls_decl): Adjust to use target hooks.
1802 (emutls_finish): Likewise.
1803 (default_emutls_var_init): New, broken out of ...
1804 (assemble_variable): ... here. Adjust to use target hooks.
1805 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1807 * c-common.c (handle_section_attribute): Prevent overriding
1808 sections for emulated tls with special sections.
1809 * config/i386/i386.c (x86_64_elf_select_section): Add
1810 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1811 (x86_64_elf_unique_section): Likewise.
1812 * config/vxworks.c: Include tree.h.
1813 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1814 (vxworks_override_options): Set TLS scheme.
1815 * doc/tm.texi (Emulated TLS): New node.
1817 2008-04-26 Simon Baldwin <simonb@google.com>
1820 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1821 with propagated string constants.
1823 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1825 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1826 constraint for operand 2 when operand 0 is memory operand.
1827 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1828 operand 0 is memory operand.
1829 (fix_trunc<mode>_i387_with_temp): Ditto.
1830 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1831 operand 2 when operand 1 is memory operand.
1832 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1833 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1834 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1835 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1836 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1837 operands 2,3 and 4 when operand 1 is memory operand.
1838 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1840 (fistdi2_floor_with_temp): Ditto.
1841 (fist<mode>2_floor_with_temp): Ditto.
1842 (fistdi2_ceil_with_temp): Ditto.
1843 (fist<mode>2_ceil_with_temp): Ditto.
1844 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1846 2008-04-26 David Daney <ddaney@avtrex.com>
1848 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1850 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1851 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1852 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1853 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1854 (compare_and_swap_12): New insn.
1855 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1856 * config/mips/mips.c (mips_force_binary): New function.
1857 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1858 (mips_expand_compare_and_swap_12): New function.
1859 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1861 2008-04-25 Jan Hubicka <jh@suse.cz>
1864 * cfgexpand.c (pass_expand): Turn into RTL pass.
1865 * passes.c (execute_one_pass): Do pass typechecking after execution.
1866 * tree-pass.h (pass_expand): Turn into RTL pass.
1868 * function.h (struct rtl_data): Move here fields
1869 accesses_prior_frames, calls_eh_return, saves_all_registers,
1870 has_nonlocal_goto, has_asm_statement, is_thunk,
1871 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1872 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1873 arg_pointer_save_area_init from struct function; turn into bool.
1874 (struct function): Move
1875 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1876 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1877 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1878 tail_call_emit, arg_pointer_save_area_init
1879 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1880 (current_function_returns_struct, current_function_returns_pcc_struct,
1881 current_function_calls_setjmp, current_function_calls_alloca,
1882 current_function_accesses_prior_frames,
1883 current_function_calls_eh_return, current_function_is_thunk,
1884 current_function_stdarg, current_function_profile,
1885 current_function_limit_stack, current_function_uses_pic_offset_table,
1886 current_function_uses_const_pool, current_function_has_nonlocal_label,
1887 current_function_saves_all_registers,
1888 current_function_has_nonlocal_goto,
1889 current_function_has_asm_statement): Remove accesor macros.
1890 * ra-conflict.c (global_conflicts): Update.
1891 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1892 (suitable_for_tail_call_opt_p): Update.
1893 * builtins.c (expand_builtin_return_addr): Update.
1894 (expand_builtin_setjmp_setup): Update.
1895 (expand_builtin_nonlocal_goto): Update.
1896 * final.c (final_start_function): Update.
1897 (profile_function): Update.
1898 (leaf_function_p): Update.
1899 (only_leaf_regs_used): Update.
1900 * df-scan.c (df_get_exit_block_use_set): Update.
1901 * dojump.c (clear_pending_stack_adjust): Update.
1902 * tree-stdarg.c (gate_optimize_stdarg): Update.
1903 * gimple-low.c (lower_function_body): Update.
1904 * global.c (compute_regsets): Update.
1905 (global_alloc): Update.
1906 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1907 * expr.c (expand_assignment): Update.
1908 * dse.c (dse_step0): Update.
1909 (dse_step1): Update.
1910 * c-decl.c (store_parm_decls): Update.
1911 * local-alloc.c (combine_regs): Update.
1912 (find_free_reg): Update.
1913 * function.c (assign_parms_augmented_arg_list): Update.
1914 (assign_parm_find_data_types): Update.
1915 (assign_parms): Update.
1916 (allocate_struct_function): Update.
1917 (expand_function_start): Update.
1918 (expand_function_end): Update.
1919 (get_arg_pointer_save_area): Update.
1920 (thread_prologue_and_epilogue_insns): Update.
1921 (rest_of_match_asm_constraints): Update.
1922 * stor-layout.c (variable_size): Update.
1923 * gcse.c (gcse_main): Update.
1924 (bypass_jumps): Update.
1925 * gimplify.c (gimplify_function_tree): Update.
1926 * calls.c (emit_call_1): Update.
1927 (expand_call): Update.
1928 * bt-load.c (compute_defs_uses_and_gen): Update.
1929 * except.c (sjlj_assign_call_site_values): Update.
1930 (sjlj_emit_function_enter): Update.
1931 (can_throw_external): Update.
1932 (set_nothrow_function_flags): Update.
1933 (expand_builtin_unwind_init): Update.
1934 (expand_eh_return): Update.
1935 (convert_to_eh_region_ranges): Update.
1936 (output_function_exception_table): Update.
1937 * emit-rtl.c (gen_tmp_stack_mem): Update.
1938 * cfgexpand.c (expand_used_vars): Update.
1939 (tree_expand_cfg): Update.
1940 * cfgcleanup.c (rest_of_handle_jump): Update.
1941 * explow.c (allocate_dynamic_stack_space): Update.
1942 * varasm.c (assemble_start_function): Update.
1943 (force_const_mem): Update.
1944 (mark_constant_pool): Update.
1945 * tree-optimize.c (tree_rest_of_compilation): Update.
1946 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1947 * tree-cfg.c (notice_special_calls): Update.
1948 (is_ctrl_altering_stmt): Update.
1949 (tree_can_make_abnormal_goto): Update.
1950 (tree_purge_dead_abnormal_call_edges): Update.
1951 * config/alpha/predicates.md: Update.
1952 * config/alpha/alpha.c (alpha_sa_mask): Update.
1953 (alpha_sa_size): Update.
1954 (alpha_does_function_need_gp): Update.
1955 (alpha_expand_prologue): Update.
1956 (alpha_start_function): Update.
1957 (alpha_output_function_end_prologue): Update.
1958 (alpha_expand_epilogue): Update.
1959 * config/frv/frv.c (frv_stack_info): Update.
1960 (frv_expand_epilogue): Update.
1961 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1962 (s390_register_info): Update.
1963 (s390_frame_info): Update.
1964 (s390_init_frame_layout): Update.
1965 (s390_can_eliminate): Update.
1966 (save_gprs): Update.
1967 * config/spu/spu.c (spu_split_immediate): Update.
1968 (need_to_save_reg): Update.
1969 (spu_expand_prologue): Update.
1970 (spu_expand_epilogue): Update.
1971 * config/sparc/sparc.md: Update.
1972 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1973 (sparc_tls_got): Update.
1974 (legitimize_pic_address): Update.
1975 (sparc_emit_call_insn): Update.
1976 (sparc_expand_prologue): Update.
1977 (output_return): Update.
1978 (print_operand): Update.
1979 (sparc_function_ok_for_sibcall): Update.
1980 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1981 * config/m32r/m32r.md: Update.
1982 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1983 (m32r_compute_frame_size): Update.
1984 (m32r_expand_prologue): Update.
1985 (m32r_expand_epilogue): Update.
1986 (m32r_legitimize_pic_address): Update.
1987 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1988 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1989 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1991 (ix86_save_reg): Update.
1992 (ix86_compute_frame_layout): Update.
1993 (ix86_expand_prologue): Update.
1994 (ix86_expand_epilogue): Update.
1995 * config/sh/sh.c (output_stack_adjust): Update.
1996 (calc_live_regs): Update.
1997 (sh5_schedule_saves): Update.
1998 (sh_expand_prologue): Update.
1999 (sh_expand_epilogue): Update.
2000 (sh_setup_incoming_varargs): Update.
2001 (sh_allocate_initial_value): Update.
2002 (sh_get_pr_initial_val): Update.
2003 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2004 * config/sh/sh.md (label:): Update.
2005 * config/avr/avr.c (out_movhi_mr_r): Update.
2006 * config/crx/crx.h (enum): Update.
2007 * config/xtensa/xtensa.h (along): Update.
2008 * config/stormy16/stormy16.c Update.
2009 (xstormy16_compute_stack_layout): Update.
2010 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2011 (fr30_expand_prologue): Update.
2012 * config/cris/cris.c (cris_conditional_register_usage): Update.
2013 (cris_reg_saved_in_regsave_area): Update.
2014 (cris_initial_frame_pointer_offset): Update.
2015 (cris_simple_epilogue): Update.
2016 (cris_expand_prologue): Update.
2017 (cris_expand_epilogue): Update.
2018 (cris_expand_pic_call_address): Update.
2019 (cris_asm_output_symbol_ref): Update.
2020 (cris_asm_output_label_ref): Update.
2021 * config/cris/cris.md Update.
2022 * config/iq2000/iq2000.c (compute_frame_size): Update.
2023 (iq2000_expand_epilogue): Update.
2024 * config/mt/mt.h (save_direction): Update.
2025 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2026 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2027 (ia64_secondary_reload_class): Update.
2028 * config/m68k/m68k.c (m68k_save_reg): Update.
2029 (m68k_expand_prologue): Update.
2030 (m68k_expand_epilogue): Update.
2031 (legitimize_pic_address): Update.
2032 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2033 (first_reg_to_save): Update.
2034 (first_altivec_reg_to_save): Update.
2035 (compute_vrsave_mask): Update.
2036 (compute_save_world_info): Update.
2037 (rs6000_stack_info): Update.
2038 (spe_func_has_64bit_regs_p): Update.
2039 (rs6000_ra_ever_killed): Update.
2040 (rs6000_emit_eh_reg_restore): Update.
2041 (rs6000_emit_allocate_stack): Update.
2042 (rs6000_emit_prologue): Update.
2043 (rs6000_emit_epilogue): Update.
2044 (rs6000_output_function_epilogue): Update.
2045 (output_profile_hook): Update.
2046 (rs6000_elf_declare_function_name): Update.
2047 * config/rs6000/rs6000.h (rs6000_args): Update.
2048 * config/rs6000/rs6000.md: Update.
2049 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2050 * config/arc/arc.c (arc_output_function_epilogue): Update.
2051 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2052 * config/darwin.c (machopic_function_base_name): Update.
2053 * config/score/score3.c (score3_compute_frame_size): Update.
2056 (score3_epilogue): Update.
2057 * config/score/score7.c (score7_compute_frame_size): Update.
2058 (score7_prologue): Update.
2059 (score7_epilogue): Update.
2060 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2061 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2062 * config/arm/arm.c (use_return_insn): Update.
2063 (require_pic_register): Update.
2064 (arm_load_pic_register): Update.
2065 (arm_compute_save_reg0_reg12_mask): Update.
2066 (arm_compute_save_reg_mask): Update.
2067 (thumb1_compute_save_reg_mask): Update.
2068 (output_return_instruction): Update.
2069 (arm_output_function_prologue): Update.
2070 (arm_output_epilogue): Update.
2071 (arm_get_frame_offsets): Update.
2072 (arm_expand_prologue): Update.
2073 (thumb_pushpop): Update.
2074 (thumb_exit): Update.
2075 (thumb1_expand_prologue): Update.
2076 (thumb1_expand_epilogue): Update.
2077 (arm_unwind_emit): Update.
2078 (arm_output_fn_unwind): Update.
2079 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2080 * config/arm/arm.md: Update.
2081 * config/pa/pa.md: Update.
2082 * config/pa/pa.c (legitimize_pic_address): Update.
2083 (compute_frame_size): Update.
2084 (hppa_expand_prologue): Update.
2085 (hppa_expand_epilogue): Update.
2086 (borx_reg_operand): Update.
2087 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2088 (HARD_REGNO_RENAME_OK): Update.
2089 * config/mips/mips.c (mips_global_pointer): Update.
2090 (mips_save_reg_p): Update.
2091 (mips_compute_frame_info): Update.
2092 (mips_frame_pointer_required): Update.
2093 (mips_expand_prologue): Update.
2094 (mips_expand_epilogue): Update.
2095 (mips_can_use_return_insn): Update.
2096 (mips_reorg_process_insns): Update.
2097 * config/v850/v850.c (compute_register_save_size): Update.
2098 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2099 * config/mmix/mmix.c (along): Update.
2100 (mmix_expand_epilogue): Update.
2101 * config/bfin/bfin.c (legitimize_pic_address): Update.
2102 (must_save_p): Update.
2103 (stack_frame_needed_p): Update.
2104 (add_to_reg): Update.
2105 (bfin_expand_prologue): Update.
2106 * stmt.c (expand_asm_operands): Update.
2107 * reload1.c (reload): Update.
2108 (init_elim_table): Update.
2110 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2112 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2114 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2116 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2117 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2118 (mov<mode>): Removed.
2119 (*movv4sf_internal): Likewise.
2120 (*movv2df_internal): Likewise.
2122 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2124 * config.gcc (crx-*-elf): Remove deprecation.
2126 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2128 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2129 __gcc_deregister_frame with atexit.
2130 (deregister_frame_dtor): Remove.
2132 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2133 Nathan Sidwell <nathan@codesourcery.com>
2135 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2137 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2138 (rs6000_isel): Likewise.
2139 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2140 (rs6000_isel): New variable.
2141 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2143 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2146 * c-common.c (handle_vector_size_attribute): Call
2147 lang_hooks.types.reconstruct_complex_type instead of
2148 reconstruct_complex_type.
2149 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2150 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2151 * langhooks.h (struct lang_hooks_for_types): Add
2152 reconstruct_complex_type hook.
2153 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2154 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2156 2008-04-24 Richard Guenther <rguenther@suse.de>
2158 * c-common.h (check_builtin_function_arguments): Declare.
2159 * c-common.c (validate_nargs): New function.
2160 (check_builtin_function_arguments): Likewise.
2161 * c-typeck.c (build_function_call): Call
2162 check_builtin_function_arguments.
2163 * builtins.c (fold_builtin_classify): Remove error reporting code.
2164 (fold_builtin_unordered_cmp): Likewise.
2165 (fold_builtin_1): Likewise.
2166 (fold_builtin_n): Likewise.
2168 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2170 PR tree-optimization/36008
2171 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2172 the original op1, rather than delta by step.
2174 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2175 Sebastian Pop <sebastian.pop@amd.com>
2177 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2178 eliminate_local_variables_stmt, eliminate_local_variables,
2179 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2180 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2181 of code delimited by two edges in the CFG.
2182 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2183 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2184 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2185 the case of parallelisation of reductions.
2186 (expr_invariant_in_region_p): New.
2188 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2189 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2191 2008-04-24 Ira Rosen <irar@il.ibm.com>
2192 Richard Guenther <rguenther@suse.de>
2194 PR tree-optimization/36034
2195 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2196 incapable of dealing with loads with gaps.
2198 2008-04-24 Rafael Espindola <espindola@google.com>
2200 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2201 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2202 vrp_evaluate_conditional.
2203 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2204 (vrp_evaluate_conditional): Split the cond argument.
2205 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2206 (simplify_stmt_for_jump_threading): Update call to
2207 vrp_evaluate_conditional.
2209 2008-04-24 Ira Rosen <irar@il.ibm.com>
2211 PR tree-optimization/35982
2212 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2213 interleaved data-refs are of the same type.
2215 2008-04-24 Danny Smith <dannysmith@users.net>
2217 * c-format.c (check_format_info_main): Use strncmp rather than a
2218 magic prefix to handle multichar length specs.
2219 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2220 Don't prefix "I64" and "I32" with '\0'.
2222 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2225 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2226 in registers for -m32 only if stdarg_p (fntype).
2228 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2230 PR rtl-optimization/36006
2231 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2232 temp to op0 in order to avoid invalid rtx sharing.
2234 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2236 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2237 check TREE_INVARIANT.
2238 * tree-gimple.c (is_gimple_address): New.
2239 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2240 * tree-gimple.h (is_gimple_address): New.
2241 * tree.h (decl_address_invariant_p): New.
2242 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2243 (build_string): Likewise.
2244 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2245 (tree_invariant_p_1): Likewise.
2246 (save_expr): Use it.
2247 (tree_invariant_p): New.
2248 (skip_simple_arithmetic): Use it.
2249 (stabilize_reference_1): Use it.
2250 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2252 (build1_stat): Drop code to compute TREE_INVARIANT.
2253 (build2_stat): Drop code to compute TREE_INVARIANT.
2254 (build3_stat): Drop code to compute TREE_INVARIANT.
2255 (build4_stat): Drop code to compute TREE_INVARIANT.
2256 (build5_stat): Drop code to compute TREE_INVARIANT.
2257 (build7_stat): Drop code to compute TREE_INVARIANT.
2258 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2259 * tree.h (struct tree_base): Remove invariant_flag.
2260 (TREE_INVARIANT): Remove.
2261 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2262 (fold_builtin_expect): Check TREE_CONSTANT.
2263 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2264 * c-tree.h (c_expr_to_decl): Drop third parameter.
2265 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2266 (build_c_cast): Don't set TREE_INVARIANT.
2267 (pop_init_level): Don't set TREE_INVARIANT.
2268 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2269 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2271 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2272 (gimplify_addr_expr): Adjust comment.
2273 * tree-mudflap.c (mf_build_string):
2274 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2275 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2276 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2277 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2278 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2279 * langhooks.h (struct lang_hooks): Drop third parameter from
2282 2008-04-23 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/27799
2285 PR tree-optimization/32921
2286 PR tree-optimization/32624
2287 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2288 SMTs aliases and the tag itself into the solution.
2289 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2290 merge the points-to solution back into the SMT aliases.
2291 (may_alias_p): Use alias_set_subset_of instead of
2292 aliases_conflict_p. A pointer which points to
2293 memory with alias set zero may access any variable.
2295 2008-04-23 Richard Guenther <rguenther@suse.de>
2297 * alias.c (alias_set_subset_of): Correctly handle asking
2298 if zero is a subset of an alias set with zero child.
2299 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2300 (compute_flow_insensitive_aliasing): Correctly walk all
2301 pointers. Do not unnecessarily union sets.
2303 2008-04-23 Richard Guenther <rguenther@suse.de>
2306 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2308 2008-04-22 Tomas Bily <tbily@suse.cz>
2310 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2312 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2314 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2315 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2316 * tree-inline.c (estimate_num_insns_1): Likewise.
2317 * varasm.c (const_hash_1, compare_constant, copy_constant)
2318 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2319 * emit-rtl.c (component_ref_for_mem_expr)
2320 (set_mem_attributes_minus_bitpos): Likewise.
2321 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2322 (is_aligning_offset): Likewise.
2323 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2324 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2325 * dojump.c (do_jump): Likewise.
2326 * builtins.c (get_pointer_alignment, get_memory_rtx)
2327 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2328 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2330 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2332 PR rtl-optimization/36017
2333 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2334 expanding the library call.
2336 2008-04-22 Ian Lance Taylor <iant@google.com>
2338 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2341 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2343 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2344 of LR/CTR moves for Power6.
2346 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2349 * passes.c (init_optimization_passes): Remove
2350 pass_fast_rtl_byte_dce.
2352 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2355 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2356 builtin functions to generate faster code.
2357 (_mm_cvtpu16_ps): Ditto.
2358 (_mm_cvtpi32x2_ps): Ditto.
2360 2008-04-22 Nick Clifton <nickc@redhat.com>
2362 * common.opt (ftree-loop-distribution): Add Optimization
2365 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2366 (frv_expand_builtin_va_start): Likewise.
2368 * config/arm/arm.c (thumb_find_work_register): Fix location of
2369 argument register count.
2371 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2373 Support scheduling for ColdFire V1 and V3 microarchitecture.
2374 Improve scheduling of multiplication instructions.
2376 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2377 (mac): New instruction attribute.
2378 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2379 (m68k_sched_mac): New variable.
2380 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2381 Handle cfv1 and cfv3.
2382 (max_insn_size): New static variable.
2383 (struct _sched_ib): New type.
2384 (sched_ib): New static variable.
2385 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2386 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2387 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2389 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2390 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2391 new variables. Update.
2392 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2393 Add modeling of cfv3 instruction buffer. Update.
2394 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2395 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2396 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2397 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2398 a particular reservation applies to.
2399 (type2): Reorganize attribute values. Rename alu to alu_reg,
2400 alu_l to alu, move_l to omove. Join move to alu. Split mul
2402 (cf_ib_*): Simplify description of instruction buffer.
2403 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2404 (cf_mem): Split into cf_mem1 and cf_mem2.
2405 (cf_v2_move_??): Rename to cfv12_alu_??.
2406 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2407 (cf_v2_mul_??): Remove reservations.
2408 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2409 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2410 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2412 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2413 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2414 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2415 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2416 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2417 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2418 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2419 expansions of the above reservations for instructions of sizes
2422 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2424 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2426 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2428 * coverage.c: Include tree-pass.h.
2429 (coverage_counter_alloc): Print da_file_name to the dump file.
2431 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2433 * sbitmap.c (sbitmap_range_empty_p): New function.
2434 * sbitmap.h (sbitmap_range_empty_p): New function.
2435 * bitmap.h: Now includes obstack.h.
2437 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2438 Kenneth Zadeck <zadeck@naturalbridge.com>
2440 * dbgcnt.def (ra_byte_scan): Added.
2441 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2442 when the last hit happens for a counter.
2443 * timevar.def (TV_DF_BYTE_LR): New variable.
2444 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2445 * passes.c (pass_fast_rtl_byte_dce): New pass.
2446 * fwprop.c (update_df): Added mode to call df_ref_create.
2447 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2448 DF_REF_EXTRACT_OFFSET.
2449 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2450 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2452 (df_ref_extract): Added mode field.
2453 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2454 DF_REF_EXTRACT_OFFSET.
2455 (DF_REF_EXTRACT_MODE): New macro.
2456 (df_byte_lr_bb_info): New structure.
2457 (df_print_byte_regset, df_compute_accessed_bytes,
2458 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2459 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2460 df_byte_lr_simulate_uses,
2461 df_byte_lr_simulate_artificial_refs_at_top,
2462 df_byte_lr_simulate_artificial_refs_at_end,
2463 df_compute_accessed_bytes): New function.
2464 (df_ref_create): Add parameter.
2465 (df_byte_lr_get_bb_info): New inline function.
2466 * df-scan.c (df_ref_record, df_uses_record,
2467 df_ref_create_structure): Added mode parameter.
2468 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2469 df_defs_record, df_uses_record, df_get_conditional_uses,
2470 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2471 df_entry_block_defs_collect, df_exit_block_uses_collect):
2472 Added mode parameter to calls to df_ref_record, df_uses_record,
2473 df_ref_create_structure.
2474 (df_ref_equal_p, df_ref_compare): Added test for modes.
2475 (df_ref_create_structure): Added code to set mode. Renamed
2476 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2477 DF_REF_EXTRACT_OFFSET.
2478 * df-core.c (df_print_byte_regset): New function.
2479 * df-byte-scan.c: New file.
2480 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2481 calls to BITMAP_FREE.
2482 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2483 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2484 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2485 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2486 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2487 df_byte_lr_local_compute, df_byte_lr_init,
2488 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2489 df_byte_lr_transfer_function, df_byte_lr_free,
2490 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2491 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2492 df_byte_lr_simulate_uses,
2493 df_byte_lr_simulate_artificial_refs_at_top,
2494 df_byte_lr_simulate_artificial_refs_at_end): New function.
2495 * dce.c (byte_dce_process_block): New function.
2496 (dce_process_block): au is now passed in rather than computed
2497 locally. Changed loops that look at artificial defs to not look
2498 for conditional or partial ones, because there never are any.
2499 (fast_dce): Now is able to drive byte_dce_process_block or
2500 dce_process_block depending on the kind of dce being done.
2501 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2502 (rest_of_handle_fast_byte_dce): New function.
2503 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2504 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2506 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2509 * gcc.h: Added fortran options that take arguments to
2510 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2513 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2515 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2516 scalarization if on the LHS and not a full access.
2518 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2520 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2522 2008-04-18 Rafael Espindola <espindola@google.com>
2524 * tree-vrp.c (find_case_label_index): Fix the binary search.
2525 (find_case_label_range): New.
2526 (vrp_visit_switch_stmt): Use find_case_label_range.
2527 (simplify_switch_using_ranges): Use find_case_label_range.
2529 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2531 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2532 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2534 2008-04-18 Tom Tromey <tromey@redhat.com>
2537 * doc/cpp.texi (Implementation-defined behavior): Mention
2540 2008-04-18 Ian Lance Taylor <iant@google.com>
2542 * fold-const.c (pointer_may_wrap_p): New static function.
2543 (fold_comparison): Add another test for pointer overflow. Use
2544 pointer_may_wrap_p to disable some false positives.
2546 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2548 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2549 (fname_as_string): Match updated cpp_interpret_string prototype.
2550 (fix_string_type): Support char16_t* and char32_t*.
2551 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2552 derivative) nodes. Register as builtin if C++0x.
2553 (c_parse_error): Support CPP_CHAR{16,32}.
2554 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2555 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2556 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2557 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2558 CTI_CHAR32_ARRAY_TYPE>: New elements.
2559 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2560 char32_type_node, signed_char32_type_node, char16_array_type_node,
2561 char32_array_type_node): New defines.
2562 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2563 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2564 (lex_string): Support CPP_STRING{16,32}, match updated
2565 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2566 (lex_charconst): Support CPP_CHAR{16,32}.
2567 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2568 and CPP_STRING{16,32}.
2570 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2573 * aclocal.m4: Regenerate.
2574 * configure: Regenerate.
2576 2008-04-18 Jan Hubicka <jh@suse.cz>
2578 * except.c (dw2_size_of_call_site_table,
2579 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2581 * cgraphbuild.c (build_cgraph_edges): Update.
2582 * tree-pass.h: Update comment.
2583 * final.c (leaf_function_p): Update.
2584 (leaf_renumber_regs): Update.
2585 (rest_of_clean_state): Update.
2586 * omp-low.c (expand_omp_parallel): Update.
2587 * ipa-reference.c (analyze_function): Update.
2588 * reorg.c (find_end_label): Update.
2589 (optimize_skip): Update.
2590 (fill_simple_delay_slots): Update.
2591 (fill_simple_delay_slots): Update.
2592 (make_return_insns): Update.
2593 (dbr_schedule): Update.
2594 * gimple-low.c (record_vars_into): Update.
2595 * cfgbuild.c (make_edges): Update.
2596 * function.c (assign_stack_local): Update.
2597 (assign_parm_adjust_stack_rtl): Update.
2598 (locate_and_pad_parm): Update.
2599 (allocate_struct_function): Do not initialize stack_alignment_needed
2600 and preferred_stack_boundary here.
2601 (stack_protect_prologue): Update.
2602 (stack_protect_epilogue): Update.
2603 (expand_function_start): Initialize stack_alignment_needed,
2604 preferred_stack_boundary and max_jumptable_ents.
2605 (expand_function_end): Update.
2606 (free_after_compilation): Do not NULLify epilogue_delay_list.
2607 * function.h (struct rtl_data): Add stack_protect_guard,
2608 stack_alignment_needed,
2609 preferred_stack_boundary, epilogue_delay_list.
2610 (struct function): Remove value_histograms, stack_alignment_needed,
2611 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2613 unexpanded_var_list, stack_protect_guard.
2614 (current_function_epilogue_delay_list): Remove.
2615 * ipa-type-escape.c (analyze_function): Update.
2616 * gimplify.c (pop_gimplify_context): Update comment.
2617 * calls.c (expand_call): Update.
2618 (emit_library_call_value_1): Update.
2619 * except.c (set_nothrow_function_flags): Update.
2620 * cfgexpand.c (get_decl_align_unit): Update.
2621 (create_stack_guard): Update.
2622 (estimated_stack_frame_size): Update.
2623 (expand_used_vars): Update.
2624 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2625 * explow.c (allocate_dynamic_stack_space): Update.
2626 * tree-ssa-live.c (remove_unused_locals): Update.
2627 * varasm.c (mark_constant_pool): Update.
2628 * tree-inline.c (remap_decls): Update.
2629 (initialize_cfun): Update.
2630 (declare_return_variable): Update.
2631 (inline_forbidden_p): Update.
2632 (expand_call_inline): Update.
2633 (declare_inline_vars): Update.
2634 (tree_function_versioning): Update.
2635 * tree-flow.h (value_histograms): New.
2636 (VALUE_HISTOGRAMS): New macro.
2637 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2639 * tree-cfg.c (set_bb_for_stmt): Update.
2640 (replace_by_duplicate_decl): Update.
2641 (move_block_to_fn): Update.
2642 (new_label_mapper): Update.
2643 (dump_function_to_file): Update.
2644 * ipa-struct-reorg.c (build_data_structure): Update.
2645 * cfgrtl.c (print_rtl_with_bb): Update.
2646 * reload1.c (reload): Update.
2648 * config/i386/i386.c (setup_incoming_varargs_64,
2649 ix86_compute_frame_layout): Update.
2650 * config/arc/arc.c (arc_output_function_epilogue): Update.
2652 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2654 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2655 for FreeBSD as well.
2656 * gthr-posix95.h: Likewise.
2658 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2660 PR rtl-optimization/35838
2661 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2662 out the byte offset of the first subreg.
2664 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2666 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2667 to split_ti instead of three separate calls with single member arrays.
2668 (subti3 splitter): Ditto.
2669 (adddi3 splitter): Ditto with split_di.
2670 (subdi3 splitter): Ditto.
2671 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2672 two separate calls with single member arrays. Swap match_dup
2673 operands 1 and 2 to better fit into the array.
2674 (negdi2 splitter): Ditto with split_di.
2675 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2676 two separate calls with single member arrays. Swap match_dup operands
2677 6 and 7 to better fit into the array.
2679 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2681 * config/i386/i386.c (sse_builtin_type): New.
2682 (bdesc_sse_args): Likewise.
2683 (bdesc_sse_3arg): Removed.
2684 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2685 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2686 IX86_BUILTIN_ROUNDPS.
2687 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2688 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2689 IX86_BUILTIN_ROUNDPS.
2690 (ix86_expand_sse_4_operands_builtin): Removed.
2691 (ix86_expand_sse_operands_builtin): New.
2692 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2693 and CODE_FOR_sse4_1_roundps.
2694 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2695 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2697 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2700 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2701 regs before frame pop when needed. If use_backchain_to_restore_sp
2702 then load backchain into a temp reg to restore vr and vrsave. Add
2703 code to restore vr after frame pop if possible.
2705 2008-04-17 Richard Guenther <rguenther@suse.de>
2707 * tree-vn.c (expressions_equal_p): Do not check type
2708 equality or compatibility before calling operand_equal_p.
2709 * fold-const.c (operand_equal_p): Check equivalence of
2710 integer constants before bailing out due to signedness or
2711 precision differences.
2712 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2713 spurious differences in type qualification. Ignore types
2714 for COMPONENT_REFs at all.
2716 2008-04-17 Christian Bruel <christian.bruel@st.com>
2718 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2719 msw_skip comparison.
2721 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2724 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2727 PR tree-optimization/35899
2728 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2729 rather than TREE_OPERAND.
2731 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2734 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2735 temporary registers. Change operand predicate to general_operand.
2736 (remainderxf3): Ditto.
2738 2008-04-16 Richard Guenther <rguenther@suse.de>
2740 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2741 * tree-affine.c (aff_combination_expand): Look through some
2744 2008-04-15 Doug Kwan <dougkwan@google.com>
2746 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2748 * tree-pretty-print.c (dump_generic_node): Ditto.
2749 * final.c (output_addr_const): Ditto.
2750 * dwarf2out.c (output_cfi): Ditto.
2751 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2752 * print-rtl.c (print_rtx): Ditto.
2753 * print-tree.c (print_node_brief, print_node): Ditto.
2754 * c-common.c (match_case_to_enum_1): Ditto.
2755 * sched-vis.c (print_value): Ditto.
2756 * config/i386/i386.c (print_operand): Cast to long unsigned int
2759 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2760 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2761 MS Windows VirtualProtect function.
2763 2008-04-15 Jan Hubicka <jh@suse.cz>
2765 * gengtype.c (write_root): Param_is argument is OK.
2766 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2767 * function.h: Include varray.h
2768 (rtl_eh): New stucture based on except.c one.
2769 (call_site_record): New forward declaration and vector type.
2770 * calls.c (emit_call_1): Do not call
2771 note_current_region_may_contain_throw.
2772 * except.c (eh_status): Remove cur_region, try_region since they are
2774 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2775 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2776 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2777 Remove call_site_data_used, call_site_data_size.
2778 Turn call_site_record into vector in function.h.
2779 (note_current_region_may_contain_throw): Remove.
2780 (get_exception_pointer, get_exception_filter): Do not take struct
2781 function argument; update.
2782 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2783 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2784 build_post_landing_pads, dw2_build_landing_pads,
2785 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2786 sjlj_emit_function_enter, sjlj_emit_function_enter,
2787 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2788 sjlj_build_landing_pads, finish_eh_generation,
2789 remove_exception_handler_label, remove_eh_handler,
2790 maybe_remove_eh_handler, add_reachable_handler,
2791 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2792 add_action_record, collect_one_action_chain, add_call_site,
2793 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2794 sjlj_output_call_site_table, output_function_exception_table,
2795 * except.h (note_current_region_may_contain_throw): Remove
2796 (get_exception_pointer, get_exception_filter): Do not take struct
2798 * Makefile.in (GTFILES): Put varargs before struct function.
2800 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2802 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2803 punt for STRING_CST.
2804 (get_constraint_for): Deal with STRING_CST here instead.
2806 2008-04-15 Richard Guenther <rguenther@suse.de>
2808 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2809 statements in a basic-block with a backward walk. Do not
2810 substitute into dead statements but instead remove those.
2812 2008-04-15 Richard Guenther <rguenther@suse.de>
2814 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2815 to zero, thus disable creation of SFTs.
2817 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2819 * tree-predcom.c (suitable_reference_p): Return false if the
2820 reference can throw.
2822 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2825 * c-decl.c (finish_decl): If extern or static var has variable
2826 size, set TREE_TYPE (decl) to error_mark_node.
2828 2008-04-15 Rafael Espindola <espindola@google.com>
2830 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2833 2008-04-15 Richard Guenther <rguenther@suse.de>
2835 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2836 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2837 (visit_reference_op_load): Do walk vuse-vdef chains on
2838 vn_reference_lookup.
2839 (visit_reference_op_store): But do not here.
2840 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2841 vn_reference_lookup.
2842 (vn_lookup_with_vuses): But do so here.
2844 2008-04-14 Ian Lance Taylor <iant@google.com>
2846 * fold-const.c (fold_overflow_warning): Remove assertion.
2848 2008-04-15 Ben Elliston <bje@au.ibm.com>
2850 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2851 temp1 local variables.
2853 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2856 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2857 ".text.unlikely" section as executable.
2859 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2861 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2862 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2863 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2864 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2865 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2866 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2867 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2869 2008-04-14 Ian Lance Taylor <iant@google.com>
2871 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2872 * fold-const.c (fold_comparison): If appropriate, test
2873 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2874 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2875 reassociating a pointer type.
2876 * doc/invoke.texi (Optimize Options): Document that
2877 -fstrict-overflow applies to pointer wraparound.
2879 2008-04-13 Jan Hubicka <jh@suse.cz>
2881 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2883 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2885 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2886 we are going to "save the world".
2888 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2890 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2891 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2892 operand 0 constraint, not "=".
2894 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2896 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2898 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2900 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2901 of size of positions_needed * CHAR_BIT.
2903 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2906 * dse.c (store_info): Change positions_needed to unsigned
2908 (lowpart_bitmask): New.
2909 (record_store): Cast to unsigned HOST_WIDE_INT for
2910 positions_needed. Assert width <= size of positions_needed *
2911 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2912 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2913 lowpart_bitmask to set mask.
2915 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2917 * config/bfin/constraints.md: New file.
2918 * config/bfin/bfin.md: Include it.
2919 (adddi3): Use satisfies_constraint functions instead of the old macros.
2920 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2921 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2922 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2923 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2924 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2925 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2926 EXTRA_CONSTRAINT): Delete.
2927 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2928 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2930 * config/bfin/bfin.c: Include "tm-constrs.h".
2931 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2932 Use satisfies_constraint functions instead of the old macros.
2933 * doc/md.texi (Blackfin Constraints): Update file name reference.
2935 2008-04-11 Richard Guenther <rguenther@suse.de>
2937 PR tree-optimization/35869
2938 * tree-vrp.c (execute_vrp): Move switch statement update after
2939 jump threading. Schedule another cfg cleanup run.
2941 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2944 * attribs.c (decl_attributes): Return early on errorneous node.
2946 2008-04-10 Oleg Ryjkov <olegr@google.com>
2948 * tree.h (struct tree_base): Added a new flag default_def_flag.
2949 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2951 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2953 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2955 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2958 * pa.md: Define mode iterator P. Define mode attribute dwc.
2959 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2960 (icacheflush): Likewise.
2961 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2962 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2964 2008-04-11 Ben Elliston <bje@au.ibm.com>
2966 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2968 2008-04-10 Rafael Espindola <espindola@google.com>
2970 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2971 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2972 (extract_range_from_expr): The same.
2974 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2976 * config/mips/mips.md (GPR2): New mode iterator.
2978 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2979 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2980 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2981 Rewrite these to take two modes, the mode of comparison and the
2982 mode of the destination.
2983 * config/mips/mips.c (mips_expand_scc): Instead of having
2984 paradoxical subreg as destination, expand "narrowing" scc if mode
2985 of comparison is SI and target is requested in DI mode.
2986 (mips_emit_int_order_test): Update comment. Make mode of
2987 comparison match CMP0 rather than TARGET. When creating inverse
2988 target use mode of TARGET.
2990 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2992 * gcov-dump.c (tag_summary): Only print summaries for the first
2993 GCOV_COUNTERS_SUMMABLE counters.
2995 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/i386.md (absneg): New code iterator.
2998 (absnegprefix): New code attribute.
2999 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3000 patterns using absneg code iterator.
3001 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3002 using absneg code iterator.
3003 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3004 *neg<mode>2 patterns using absneg code iterator.
3005 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3006 *negextendsfdf2 patterns using absneg code iterator.
3007 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3008 *negextendsfxf2 patterns using absneg code iterator.
3009 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3010 *negextendsfdf2 patterns using absneg code iterator.
3011 * config/i386/sse.md (<code><mode>2): Macroize expander from
3012 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3014 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3016 * config/s390/s390.h: Remove the remains of the recent search
3017 & replace action of current_function_outgoing_args_size.
3019 2008-04-10 Ira Rosen <irar@il.ibm.com>
3021 PR tree-optimization/35821
3022 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3023 NEW_STMT_LIST is not NULL.
3025 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3028 * toplev.c (process_options): Remove -ffunction-sections debugging
3031 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3033 PR middle-end/PR28690
3034 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3035 than gen_rtx_fmt_ee to perform more canonicalizations.
3037 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3040 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3042 2008-04-09 Richard Guenther <rguenther@suse.de>
3044 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3045 (dump_function_to_file): Dump function arguments with types.
3047 2008-04-08 Richard Guenther <rguenther@suse.de>
3049 * fold-const.c (fold_widened_comparison): Do not allow
3050 sign-changes that change the result.
3052 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3055 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3056 kinds of indirect references.
3058 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3060 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3061 GNU Fortran language string.
3063 2008-04-08 Rafael Espindola <espindola@google.com>
3065 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3066 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3067 * tree.h (tree_call_nonnegative_warnv_p): New.
3069 2008-04-08 Jan Hubicka <jh@suse.cz>
3071 * function.c (free_after_compilation): Clear out regno_reg_rtx
3074 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3077 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3079 PR middle-end/PR28690
3080 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3081 same precedence as REG_POINTER and MEM_POINTER operands.
3083 2008-04-08 Richard Guenther <rguenther@suse.de>
3086 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3087 for adding index to base.
3089 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3091 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3092 (MINGW_ENABLE_EXECUTE_STACK): New.
3093 (IN_LIBGCC2): For libgcc include windows.h file for
3094 function declarations.
3096 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3098 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3099 and tem2 if tem1 is not a REG or MULT.
3101 2008-04-08 Jan Hubicka <jh@suse.cz>
3103 * function.h (incomming_args): Break out of struct function.
3104 (function_subsections): Break out of struct function.
3105 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3106 return_rtx and hard_reg_initial_vals from struct function.
3107 Kill inl_max_label_num.
3108 (current_function_pops_args, current_function_args_info,
3109 current_function_args_size, current_function_args_size,
3110 current_function_pretend_args_size,
3111 current_function_outgoing_args_size,
3112 current_function_internal_arg_pointer, current_function_return_rtx):
3113 Kill compatibility accestor macros.
3114 * builtins.c (expand_builtin_apply_args_1): Update.
3115 (expand_builtin_next_arg): Update.
3116 * df-scan.c (df_get_call_refs): Update.
3117 * dbxout.c (dbxout_function_end): Update.
3118 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3119 (output_line_info): Update.
3120 (secname_for_decl): Update.
3121 (dwarf2out_var_location): Update.
3122 * function.c (free_after_compilation): Update.
3123 (assign_parm_find_stack_rtl): Update.
3124 (assign_parms): Update.
3125 (expand_dummy_function_end): Update.
3126 (expand_function_end): Update.
3127 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3128 (expand_call): Update.
3129 (emit_library_call_value_1): Update.
3130 (store_one_arg): Update.
3131 * varasm.c (initialize_cold_section_name): Update.
3132 (unlikely_text_section): Update.
3133 (unlikely_text_section_p): Update.
3134 (assemble_start_function): Update.
3135 (assemble_end_function): Update.
3136 (default_section_type_flags): Update.
3137 (switch_to_section): Update.
3138 * integrate.c (set_decl_abstract_flags): Update.
3139 (get_hard_reg_initial_val): Update.
3140 (has_hard_reg_initial_val): Update.
3141 (allocate_initial_values): Update.
3142 * resource.c (init_resource_info): Update.
3143 * config/alpha/alpha.c (NUM_ARGS): Update.
3144 (direct_return): Update.
3145 (alpha_va_start): Update.
3146 (alpha_sa_size): Update.
3147 (alpha_initial_elimination_offset): Update.
3148 (alpha_expand_prologue): Update.
3149 (alpha_start_function): Update.
3150 (alpha_expand_epilogue): Update.
3151 (unicosmk_initial_elimination_offset):
3152 * config/alpha/alpha.md (call expander): Update.
3153 * config/s390/s390.c (s390_register_info): Update.
3154 (s390_register_info): Update.
3155 (s390_frame_info): Update.
3156 (s390_initial_elimination_offset): Update.
3157 (s390_build_builtin_va_list): Update.
3158 (s390_va_start): Update.
3159 * config/spu/spu.c (direct_return): Update.
3160 (spu_expand_prologue): Update.
3161 (spu_initial_elimination_offset): Update.
3162 (spu_build_builtin_va_list): Update.
3163 (spu_va_start): Update.
3164 * config/sparc/sparc.c (sparc_init_modes): Update.
3165 (sparc_compute_frame_size): Update.
3166 (function_value): Update.
3167 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3168 * config/i386/i386.md (return expander): Update.
3169 * config/i386/i386.c (ix86_va_start): Update.
3170 (ix86_can_use_return_insn_p): Update.
3171 (ix86_compute_frame_layout): Update.
3172 (ix86_expand_epilogue): Update.
3173 * config/sh/sh.c (output_stack_adjust): Update.
3174 (calc_live_regs): Update.
3175 (sh_expand_prologue): Update.
3176 (sh_builtin_saveregs): Update.
3177 (sh_va_start): Update.
3178 (initial_elimination_offset): Update.
3179 (sh_allocate_initial_value): Update.
3180 (sh_function_ok_for_sibcall): Update.
3181 (sh_get_pr_initial_val): Update.
3182 * config/sh/sh.md (return expander): Update.
3183 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3184 * config/crx/crx.c (crx_compute_frame): UPdate.
3185 (crx_initial_elimination_offset): UPdate.
3186 * config/xtensa/xtensa.c (compute_frame_size): Update
3187 (xtensa_builtin_saveregs): Update.
3188 (xtensa_va_start): Update.
3189 (order_regs_for_local_alloc): Update.
3190 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3191 (xstormy16_expand_builtin_va_start): Update.
3192 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3193 * config/m68hc11/m68hc11.md (return expanders): Update.
3194 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3195 (expand_epilogue): Update.
3196 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3197 (cris_simple_epilogue): Update.
3198 (cris_expand_prologue): Update.
3199 (cris_expand_epilogue): Update.
3200 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3201 (compute_frame_size): Update.
3202 * config/mt/mt.c (mt_compute_frame_size): Update.
3203 * config/mn10300/mn10300.c (expand_prologue): Update.
3204 (expand_epilogue): Update.
3205 (initial_offset): Update.
3206 (mn10300_builtin_saveregs):
3207 * config/mn10300/mn10300.md (return expander): Update.
3208 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3209 (ia64_initial_elimination_offset): Update.
3210 (ia64_initial_elimination_offset): Update.
3211 (ia64_expand_prologue): Update.
3212 * config/m68k/m68k.md (return expander): Update.
3213 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3214 (rs6000_stack_info): Update.
3215 * config/mcore/mcore.c (layout_mcore_frame): Update.
3216 (mcore_expand_prolog): Update.
3217 * config/arc/arc.c (arc_compute_frame_size): Update.
3218 * config/score/score3.c (score3_compute_frame_size): Update.
3219 * config/score/score7.c (score7_compute_frame_size): Update.
3220 * config/arm/arm.c (use_return_insn): Update.
3221 (thumb_find_work_register): Update.
3222 (arm_compute_save_reg_mask): Update.
3223 (arm_output_function_prologue): Update.
3224 (arm_output_epilogue): Update.
3225 (arm_size_return_regs): Update.
3226 (arm_get_frame_offsets): Update.
3227 (arm_expand_prologue): Update.
3228 (thumb_exit): Update.
3229 (thumb_unexpanded_epilogue): Update.
3230 (thumb1_output_function_prologue): Update.
3231 * config/pa/pa.md (return expander): Update.
3232 * config/pa/pa.c (compute_frame_size): Update.
3233 (hppa_builtin_saveregs): Update.
3234 * config/mips/mips.c (mips_va_start): Update.
3235 (mips16_build_function_stub): Update.
3236 (mips_compute_frame_info): Update.
3237 (mips_restore_gp): Update.
3238 (mips_output_function_prologue): Update.
3239 (mips_expand_prologue): Update.
3240 * config/v850/v850.c (compute_frame_size): Update.
3241 (expand_prologue): * config/mmix/mmix.c (along): update.
3242 (mmix_initial_elimination_offset): update.
3243 (mmix_reorg): update.
3244 (mmix_use_simple_return): update.
3245 (mmix_expand_prologue): update.
3246 (mmix_expand_epilogue): Update.
3247 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3248 (emit_link_insn): Update.
3250 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3252 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3253 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3255 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3258 2008-04-07 Jan Hubicka <jh@suse.cz>
3260 * function.h (rtl): Rename to x_rtl.
3262 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3263 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3264 used_temp_slots avail_temp_slots, temp_slot_level,
3265 nonlocal_goto_handler_labels): Update accesstors.
3266 (rtl): New global variable.
3267 (struct function): Move some fileds to rtl_data.
3268 (get_arg_pointer_save_area): Update prototype.
3269 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3270 get_arg_pointer_save_area.
3271 * expr.c (init_expr): Update
3272 * function.c (get_frame_size): Update
3273 (assign_stack_local): Update
3274 (expand_function_end): Update.
3275 (get_art_pointer_save_area): Update
3277 * emit-rtl.c (rtl): Declare.
3278 (regno_reg_rtx): Declare.
3279 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3281 (gen_reg_rtx): Update.
3282 * varasm.c (n_deferred_constatns): Update accestor.
3283 (init_varasm_status): Do not allocate varasm_status.
3284 (force_const_mem, get_pool_size, output_constant_pool): Update.
3285 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3286 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3287 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3288 * sparc/sparc.h (INIT_EXPANDERS): Update.
3289 * ia64/ia64.h (INIT_EXPANDERS): Update.
3291 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3293 * reload.c (push_secondary_reload): Add missing break to for loop.
3295 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3297 PR middle-end/PR28690
3298 * rtlanal.c: Update copyright years.
3299 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3300 as REG_POINTER and MEM_POINTER operands.
3301 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3302 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3303 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3304 * gcse.c: Update copyright years.
3305 (pre_delete): Call gen_reg_rtx_and_attrs.
3306 (hoist_code): Likewise.
3307 (build_store_vectors): Likewise.
3308 (delete_store): Likewise.
3309 * loop-invariant.c (move_invariant_reg): Likewise.
3310 Update copyright years.
3312 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3314 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3315 control string instead of quoted.
3317 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3319 * doc/rtl.texi: Rewrite of subreg section.
3321 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3324 * config/i386/i386.c (legitimize_pic_address): Add treating
3325 of dllimport SYM_REF's.
3326 (legitimize_dllimport_symbol): Add prototype.
3328 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3330 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3331 reference in constructor with non self-referential type.
3333 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3335 Removal of Return with Depressed Stack Pointer support
3336 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3337 (ECF_SP_DEPRESSED): Likewise.
3338 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3339 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3340 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3341 (expand_call): Do not test ECF_SP_DEPRESSED.
3342 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3343 * function.c (keep_stack_depressed): Delete.
3344 (handle_epilogue_set): Likewise.
3345 (update_epilogue_consts): Likewise.
3346 (emit_equiv_load): Likewise.
3347 (thread_prologue_and_epilogue_insns): Remove support for Return with
3348 Depressed Stack Pointer.
3349 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3351 2008-04-06 Richard Guenther <rguenther@suse.de>
3353 PR tree-optimization/35400
3354 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3355 information from SSA_NAMEs.
3357 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3359 * config/avr/avr.h (avr_mega_p): Remove declaration.
3360 (AVR_MEGA): Remove macro.
3361 * config/avr/avr.c (avr_mega_p): Remove variable.
3362 (avr_override_options): Remove inicializion of avr_mega_p.
3363 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3364 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3365 (avr_jump_mode): (Ditto.).
3366 (avr_output_progmem_section_asm_op): (Ditto.).
3367 (avr_asm_init_sections): (Ditto.).
3368 (avr_asm_init_sections): (Ditto.).
3369 (avr_rtx_costs): (Ditto.).
3370 * config/avr/avr.md: (Ditto.).
3371 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3374 2008-04-06 Richard Guenther <rguenther@suse.de>
3376 PR tree-optimization/35842
3377 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3378 is_gimple_invariant_address.
3380 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3382 * gcc.c (default_compilers): Sync Fortran extensions list with
3383 that in fortran/lang-specs.h.
3384 * doc/invoke.texi: Likewise.
3385 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3386 * dwarf2out.c (gen_compile_unit_die): Likewise.
3388 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3390 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3392 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3395 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3396 attribute is used for nested functions.
3398 2008-04-05 Jan Hubicka <jh@suse.cz>
3400 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3402 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3404 (dump_files): Update.
3405 (enable_rtl_dump_file): Do not accept letter argument.
3406 * tree-pass.h (dump_file_info): Remove letter argument.
3407 * toplev.c (decode_d_option): Update -da handling.
3408 * toplev.h (enable_rtl_dump_file): Update prototype.
3409 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3410 it out based on pass type.
3411 (register_dump_files_1): Likewise.
3412 (init_optimization_passes): Update register_one_dump_file calls.
3413 (execute_one_pass): Sanity check that IPA passes are called at IPA
3414 level and RTL passes at RTL level.
3415 (execute_pass_list): IPA pass can not be after or subpass of
3417 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3418 disallov RTL subpasses of IPA subpasses.
3420 2008-04-05 Ben Elliston <bje@au.ibm.com>
3422 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3423 builtins that return exactly once and do not throw. Cache call to
3426 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3428 PR rtl-optimization/34916
3430 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3431 between instruction pairs.
3433 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3435 * doc/invoke.texi: Document -mbitops for SH.
3436 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3437 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3438 * config/sh/sh.c (print_operand): Add %t operand code.
3439 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3440 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3441 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3442 (extendqihi2): Likewise.
3443 (movqi_i): Likewise.
3444 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3445 (extv): Use bld instruction for SH2A if possible.
3447 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3448 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3449 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3450 (bset.b, bclr.b): Define peepholes.
3451 * config/sh/sh.opt (mbitops): New option.
3453 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3456 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3457 and view convert expression.
3459 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3462 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3464 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3466 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3468 * config/i386/cpuid.h (bit_AES): New.
3469 (bit_PCLMUL): Likewise.
3471 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3472 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3473 SSE2 if AES or PCLMUL is enabled.
3474 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3475 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3476 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3477 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3478 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3479 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3480 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3481 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3482 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3483 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3484 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3485 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3486 __builtin_ia32_aeskeygenassist128 and
3487 __builtin_ia32_pclmulqdq128.
3488 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3489 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3490 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3492 * config/i386/i386.h (TARGET_AES): New.
3493 (TARGET_PCLMUL): Likewise.
3494 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3496 * config/i386/i386.md (UNSPEC_AESENC): New.
3497 (UNSPEC_AESENCLAST): Likewise.
3498 (UNSPEC_AESDEC): Likewise.
3499 (UNSPEC_AESDECLAST): Likewise.
3500 (UNSPEC_AESIMC): Likewise.
3501 (UNSPEC_AESKEYGENASSIST): Likewise.
3502 (UNSPEC_PCLMUL): Likewise.
3504 * config/i386/i386.opt (maes): New.
3505 (mpclmul): Likewise.
3507 * config/i386/sse.md (aesenc): New pattern.
3508 (aesenclast): Likewise.
3510 (aesdeclast): Likewise.
3512 (aeskeygenassist): Likewise.
3513 (pclmulqdq): Likewise.
3515 * config/i386/wmmintrin.h: New.
3517 * doc/extend.texi: Document AES and PCLMUL built-in function.
3519 * doc/invoke.texi: Document -maes and -mpclmul.
3521 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3523 * function.c (free_after_parsing): Replace with
3524 cxx_push_function_context from C++ front-end.
3525 (allocate_struct_function): Don't call langhook.
3526 * langhooks.h (struct lang_hooks_for_functions): Delete.
3527 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3529 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3530 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3531 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3532 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3533 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3534 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3535 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3537 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3538 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3540 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3543 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3546 2008-04-04 Richard Guenther <rguenther@suse.de>
3549 * fold-const.c (optimize_minmax_comparison): Use the correct
3550 type for the constant in the simplified comparison.
3552 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3554 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3555 Pass L2 size as "--param l2-cache-size" to the compiler.
3556 (decode_l2_cache): New function to decode L2 cache parameters using
3557 0x8000006 extended cpuid function.
3558 (detect_caches_amd): Determine parameters of L2 cache using
3559 decode_l2_caches function.
3560 (decode_caches_intel): Decode L2 cache parameters.
3561 (detect_caches_intel): Determine L2 cache parameters using
3562 decode_caches_intel and decode_l2_caches functions.
3564 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3566 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3567 secondary input reload for subword loads from the constant pool.
3569 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3572 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3573 constants of the appropriate size for runtime calculations.
3576 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3577 decimal-float literal constant zero.
3579 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3582 * c-parser.c (c_parser_omp_atomic): Call
3583 default_function_array_conversion on the RHS.
3586 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3587 call is_variable_sized if decl has incomplete type.
3589 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3591 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3593 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3595 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3597 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3598 (sgt<u>): Merge sgt and sgtu into new expander.
3599 (sgt, sgtu): Remove expanders.
3600 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3601 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3602 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3603 *sgtu_<mode>_mips16 into new pattern.
3604 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3605 (sge<u>): Merge sge and sgeu into new expander.
3606 (sge, sgeu): Remove expanders.
3607 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3609 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3610 (slt<u>): Merge slt and sltu into new expander.
3611 (slt, sltu): Remove expanders.
3612 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3613 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3614 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3615 *sltu_<mode>_mips16 into new pattern.
3616 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3617 (sle<u>): Merge sle and sleu into new expander.
3618 (sle, sleu): Remove expanders.
3619 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3620 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3621 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3622 *sleu_<mode>_mips16 into new pattern.
3623 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3625 2008-04-03 Jan Hubicka <jh@suse.cz>
3627 PR tree-optimization/35795
3628 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3629 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3630 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3631 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3632 * score/score3.c (score3_output_mi_thunk): Likewise.
3633 * score/score7.c (score7_output_mi_thunk): Likewise.
3634 * mips/mips.c (mips_output_mi_thunk): Likewise.
3636 2008-04-03 Richard Guenther <rguenther@suse.de>
3638 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3639 conversions. Simplify code.
3641 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3643 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3645 2008-04-03 Tom Tromey <tromey@redhat.com>
3646 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3648 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3649 * config/bfin/t-bfin-linux (generated_files): Add
3650 linux-sysroot-suffix.h.
3651 * doc/install.texi (Prerequisites): Require make 3.80.
3652 * doc/sourcebuild.texi (Front End Directory): Document new
3654 * Makefile.in (generated_files): New variable.
3655 (ALL_HOST_OBJS): New variable.
3656 ($(ALL_HOST_OBJS)): New target.
3658 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3660 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3661 (remap_block): Call id->transform_lang_insert_block instead
3663 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3664 Set id.transform_lang_insert_block to NULL.
3665 (clone_body): Move to cp/optimize.c
3666 * tree-inline.h (struct copy_body_data): Change
3667 transform_lang_insert_block to function pointer.
3668 (copy_generic_body, copy_decl_no_change): Export.
3669 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3670 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3671 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3673 * c-tree.h (insert_block): Kill.
3674 * c-decl.c (insert_block): Kill.
3676 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3678 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3679 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3680 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3682 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3683 argument, call {push,pop}_function_context from here.
3684 * c-parser.c: Use c_{push,pop}_function_context.
3686 * function.c (push_function_context_to): Move meat ...
3687 (push_function_context): ... here. Simplify.
3688 * function.c (pop_function_context_from): Move meat ...
3689 (pop_function_context): ... here. Simplify.
3690 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3692 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3693 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3694 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3695 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3697 2008-04-03 Ben Elliston <bje@au.ibm.com>
3699 * expmed.c (extract_force_align_mem_bit_field): Remove.
3701 2008-04-03 Richard Guenther <rguenther@suse.de>
3704 * expr.h (try_casesi): Adjust prototype.
3705 * expr.c (try_casesi): Take fallback label as extra parameter.
3706 Use that for gen_casesi if default_label is NULL.
3707 * stmt.c (expand_case): Pass fallback label to try_casesi,
3708 make sure to fill gaps with a fallback label if default_label
3711 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3714 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3716 2008-04-03 Ben Elliston <bje@au.ibm.com>
3718 * expmed.c (extract_split_bit_field): Remove if (0) code.
3719 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3720 (do_ds_constraint): Likewise.
3722 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3724 * doc/cppopts.texi (-dU): Document.
3725 * c-common.h (flag_dump_macros): Update comment.
3726 * c-opts.c (handle_OPT_d): Handle -dU.
3727 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3728 dump_queued_macros, cb_used_define, cb_used_undef): New.
3729 (init_pp_output): Handle -dU.
3730 (cb_line_change): Call dump_queued_macros.
3731 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3733 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3735 * config/avr/predicates.md (io_address_operand): New predicate.
3736 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3737 * config/avr/avr.c (avr_io_address_p): Remove function.
3738 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3739 'avr_io_address_p' function.
3740 (out_movhi_r_mr): (Ditto.).
3741 (out_movqi_mr_r): (Ditto.).
3742 (out_movhi_mr_r): (Ditto.).
3743 (avr_address_cost): (Ditto.).
3745 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3747 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3748 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3749 in 32bit mode when XMM registers are available to avoid store
3751 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3752 corresponding post-reload splitters.
3754 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3756 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3757 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3758 __builtin_ia32_roundss.
3759 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3760 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3761 __builtin_ia32_roundss.
3762 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3763 IX86_BUILTIN_SHUFPD here.
3765 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3767 * config/i386/i386.md (plogic): New.
3768 (plogicprefix): Likewise.
3770 * config/i386/mmx.md (mmx_<code><mode>3): New.
3771 (mmx_and<mode>3): Removed.
3772 (mmx_ior<mode>3): Likewise.
3773 (mmx_xor<mode>3): Likewise.
3775 * config/i386/sse.md (<code><mode>3): New.
3776 (*<code><mode>3): Likewise.
3777 (*<code><mode>3): Likewise.
3778 (<code><mode>3): Likewise.
3779 (*sse_<code><mode>3): Likewise.
3780 (*sse2_<code><mode>3): Likewise.
3781 (<code>tf3): Likewise.
3782 (*<code>tf3): Likewise.
3783 (and<mode>3): Likewise.
3784 (*and<mode>3): Likewise.
3785 (ior<mode>3): Removed.
3786 (*ior<mode>3): Likewise.
3787 (xor<mode>3): Likewise.
3788 (*xor<mode>3): Likewise.
3789 (*and<mode>3): Likewise.
3790 (*ior<mode>3): Likewise.
3791 (*xor<mode>3): Likewise.
3792 (and<mode>3): Likewise.
3793 (*sse_and<mode>3): Likewise.
3794 (*sse2_and<mode>3): Likewise.
3796 (*andtf3): Likewise.
3797 (ior<mode>3): Likewise.
3798 (*sse_ior<mode>3): Likewise.
3799 (*sse2_ior<mode>3): Likewise.
3801 (*iortf3): Likewise.
3802 (xor<mode>3): Likewise.
3803 (*sse_xor<mode>3): Likewise.
3804 (*sse2_xor<mode>3): Likewise.
3806 (*xortf3): Likewise.
3808 2008-04-02 Richard Guenther <rguenther@suse.de>
3810 PR tree-optimization/14495
3811 PR tree-optimization/34793
3812 * tree-vrp.c (struct switch_update): New structure.
3813 (to_remove_edges, to_update_switch_stmts): New VECs.
3814 (simplify_switch_using_ranges): New function. Remove not taken
3815 case labels and edges.
3816 (simplify_stmt_using_ranges): Call it.
3817 (identify_jump_threads): Mark edges we have queued for removal
3818 so we don't thread them.
3819 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3821 * tree-cfg.c (group_case_labels): Deal with missing default label.
3822 (tree_verify_flow_info): Allow missing default label.
3823 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3824 (emit_case_nodes): Likewise.
3825 (expand_case): Do not rely on the default label to be present.
3826 * expr.c (try_casesi): Deal with NULL default_label.
3827 (do_tablejump): Likewise.
3829 2008-04-02 Richard Guenther <rguenther@suse.de>
3831 PR tree-optimization/14495
3832 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3833 SWITCH_EXPR here ...
3834 (vrp_visit_switch_stmt): ... but here (new function).
3835 (find_case_label_index): New helper function.
3836 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3838 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3840 * fwprop.c: Fix ISO-C99ism.
3842 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3845 * Makefile.in (objdir): Set it here.
3846 * configure.ac: Not here. Find dynamic linker characteristics.
3847 * exec-tool.in: Use them.
3848 * aclocal.m4: Regenerate.
3849 * configure: Regenerate.
3851 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3853 * expr.c (expand_var): Delete it.
3854 * expr.h (expand_var): Delete prototype.
3855 * function.c (expand_function_start): Use expand_decl instead.
3856 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3859 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3861 PR rtl-optimization/35542
3862 * fwprop.c (forward_propagate_and_simplify): Replace
3863 loc_reg_mentioned_in_p with reg_mentioned_p.
3865 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3867 PR rtl-optimization/35281
3868 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3869 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3870 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3871 (varying_mem_p): Move above propagate_rtx.
3872 (all_uses_available_at): Do not check MEMs.
3874 2008-04-02 Rafael Espindola <espindola@google.com>
3876 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3877 (register_edge_assert_for_2): Split the cond argument.
3878 (register_edge_assert_for_1): Adjust for the change in
3879 register_edge_assert_for_2.
3880 (register_edge_assert_for): Split the cond argument.
3881 (find_switch_asserts): Adjust for the change in
3882 register_edge_assert_for.
3884 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3886 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3887 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3888 offsets for 64-bit mingw.
3889 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3890 abi for x86_64-pc-mingw.
3892 2008-04-02 Richard Guenther <rguenther@suse.de>
3894 * tree-vrp.c (extract_range_from_assert): Make sure to not
3895 produce range min/max with TREE_OVERFOW set.
3896 If merging a anti-range and a range keep the anti-range if
3897 the range covers all values of the type.
3898 (register_edge_assert_for_2): Only allow sign-changing
3899 conversions in detecting canonical range checks. Also
3900 register an assert for the unsigned name if useful.
3902 PR tree-optimization/35787
3903 * tree-vrp.c (vrp_val_max): New function.
3904 (vrp_val_min): Likewise.
3905 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3906 (vrp_val_is_min): Likewise.
3907 (supports_overflow_infinity): Use vrp_val_{min,max}.
3908 (negative_overflow_infinity): Likewise.
3909 (positive_overflow_infinity): Likewise.
3910 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3911 (is_positive_overflow_infinity): Likewise.
3912 (is_overflow_infinity): Likewise.
3913 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3914 vrp_val_is_{min,max}.
3915 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3916 to ranges if possible. Avoid empty ranges.
3918 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3921 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3922 the expression is a function address.
3924 2008-04-01 George Helffrich <george@gcc.gnu.org>
3926 PR fortran/35154, fortran/23057
3927 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3928 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3929 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3930 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3932 (dbxout_syms): Check for COMMON-based symbol and wrap in
3933 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3934 in bracket for efficiency.
3936 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3937 using DW_TAG_common_block + member offset.
3938 (add_pubname_string): New function.
3939 (dw_expand_expr): New function to find block name and offset for
3941 (common_check): New function to check whether symbol in Fortran COMMON.
3942 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3944 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3947 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3949 2008-04-02 Ben Elliston <bje@au.ibm.com>
3951 * config/v850/v850.md (casesi): Remove if (0) code.
3952 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3953 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3955 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3957 * config/i386/i386.md (rex64suffix): New mode attribute.
3958 (floathi<mode>2): Disable expander for SSE math.
3959 (*floathi<mode>2_1): New insn insn_and_split pattern.
3960 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3961 corresponding post-reload splitters.
3962 (*floathi<mode>2_i387): New macroized insn pattern.
3963 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3964 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3965 insn_and_split pattern.
3966 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3967 New macroized instruction patterns and corresponding post-reload
3969 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3970 and corresponding post-reload splitters.
3971 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3972 New macroized instruction patterns.
3973 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3974 macroized instruction patterns and corresponding post-reload splitters.
3975 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3976 corresponding post-reload splitters.
3977 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3978 New macroized instruction patterns.
3979 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3980 corresponding post-reload splitters.
3981 (*floatsi<mode>2_i387): New macroized instruction patterns.
3983 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3985 * config/i386/i386.md (smaxmin): New.
3986 (umaxmin): Likewise.
3987 (maxminiprefix): Likewise.
3988 (maxminfprefix): Likewise.
3989 (<code><mode>3): Likewise.
3990 (smin<mode>3): Removed.
3991 (smax<mode>3): Likewise.
3993 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3994 (mmx_<code>v4hi3): Likewise.
3995 (mmx_<code>v8qi3): Likewise.
3996 (mmx_smaxv2sf3): Removed.
3997 (mmx_sminv2sf3): Likewise.
3998 (mmx_umaxv8qi3): Likewise.
3999 (mmx_smaxv4hi3): Likewise.
4000 (mmx_uminv8qi3): Likewise.
4001 (mmx_sminv4hi3): Likewise.
4003 * config/i386/sse.md (<addsub><mode>3): New.
4004 (*<addsub><mode>3): Likewise.
4005 (<sse>_vm<addsub><mode>3): Likewise.
4006 (<maxmin><mode>3): Likewise.
4007 (*<maxmin><mode>3_finite): Likewise.
4008 (*<maxmin><mode>3): Likewise.
4009 (<sse>_vm<maxmin><mode>3): Likewise.
4010 (sse3_h<addsub>v4sf3): Likewise.
4011 (sse3_h<addsub>v2df3): Likewise.
4012 (<maxmin>v16qi3): Likewise.
4013 (*<maxmin>v16qi3): Likewise.
4014 (<maxmin>v8hi3): Likewise.
4015 (*<maxmin>v8hi3): Likewise.
4016 (*sse4_1_<maxmin><mode>3): Likewise.
4017 (*sse4_1_<maxmin><mode>3): Likewise.
4018 (add<mode>3): Removed.
4019 (*add<mode>3): Likewise.
4020 (<sse>_vmadd<mode>3): Likewise.
4021 (sub<mode>3): Likewise.
4022 (*sub<mode>3): Likewise.
4023 (<sse>_vmsub<mode>3): Likewise.
4024 (smin<mode>3): Likewise.
4025 (*smin<mode>3_finite): Likewise.
4026 (*smin<mode>3): Likewise.
4027 (<sse>_vmsmin<mode>3): Likewise.
4028 (smax<mode>3): Likewise.
4029 (*smax<mode>3_finite): Likewise.
4030 (*smax<mode>3): Likewise.
4031 (<sse>_vmsmax<mode>3): Likewise.
4032 (sse3_haddv4sf3): Likewise.
4033 (sse3_haddv2df3): Likewise.
4034 (sse3_hsubv4sf3): Likewise.
4035 (sse3_hsubv2df3): Likewise.
4036 (umaxv16qi3): Likewise.
4037 (*umaxv16qi3): Likewise.
4038 (smaxv8hi3): Likewise.
4039 (*smaxv8hi3): Likewise.
4040 (*sse4_1_smax<mode>3): Likewise.
4041 (*sse4_1_umax<mode>3): Likewise.
4042 (uminv16qi3): Likewise.
4043 (*uminv16qi3): Likewise.
4044 (sminv8hi3): Likewise.
4045 (*sminv8hi3): Likewise.
4046 (*sse4_1_smin<mode>3): Likewise.
4047 (*sse4_1_umin<mode>3): Likewise.
4049 2008-04-01 Rafael Espindola <espindola@google.com>
4051 * tree-cfg.c (verify_expr): remove in_phi.
4052 (verify_stmt): Don't call walk_tree with verify_expr. Use
4053 is_gimple_min_invariant instead of is_gimple_val.
4055 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4057 * doc/include/gpl_v3.texi: Update for manpage generation.
4058 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4060 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4061 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4062 gpl_v3.texi instead of gpl.texi.
4065 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4068 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4070 2008-04-01 Rafael Espindola <espindola@google.com>
4072 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4073 (extract_code_and_val_from_cond): Use
4074 extract_code_and_val_from_cond_with_ops.
4076 2008-04-01 Jan Hubicka <jh@suse.cz>
4078 * function.c (free_after_compilation): Free epilogue_delay_list.
4079 (prepare_function_start): Assert that previous compilation was freed.
4081 2008-04-01 Jan Hubicka <jh@suse.cz>
4082 Jim Wilson <wilson@tuliptree.org>
4083 Andreas Tobler <andreast@gcc.gnu.org>
4086 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4087 rtl.emit instead cfun->emit.
4088 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4089 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4091 2008-04-01 Ben Elliston <bje@au.ibm.com>
4093 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4095 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4097 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4099 (fprofile-use): Add var flag_profile_use
4100 * coverage.c (coverage_begin_output): Do not open a gcno file for
4101 output only if -ftest-coverage is set.
4102 Do not add getpwd() to gcda file path.
4103 (build_gcov_info): Check the new flag
4104 flag_profile_datafile_relative_path.
4105 (coverage_init): Use profile_data_prefix.
4106 Read profile counter only if flag_profile_use is set.
4107 * opts.c (common_handle_option): New option fprofile-use=,
4108 fprofile-dir=, fprofile-generate=.
4109 * toplev.c (profile_data_prefix): New variable definition.
4110 * toplev.h (profile_data_prefix): New declaration.
4111 * doc/invoke.tex (Option Summary, Optimization Options):
4114 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4116 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4117 use tmp consistently.
4120 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4121 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4122 UNSPEC_FR_RECIP_APPROX_RES.
4123 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4125 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4128 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4130 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4133 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4134 element of the vector via a pointer.
4136 2008-03-31 Ian Lance Taylor <iant@google.com>
4138 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4140 2008-03-31 Jan Hubicka <jh@suse.cz>
4142 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4143 get_arg_pointer_save_area.
4144 * expr.c (init_expr): Just clear out rtl.expr.
4145 * function.c (free_after_compilation): Clear out whole RTL structure.
4146 (get_func_frame_size): Merge into ...
4147 (get_frame_size): ... this one.
4148 (assign_stack_local_1): Merge into ...
4149 (assign_stack_local): ... this one.
4150 (expand_function_end): Update call of get_arg_pointer_save_area.
4151 (get_art_pointer_save_area): Remove cfun argument.
4152 * function.h (emit_status): regno_pointer_align does not need length
4153 attribute. Move x_regno_reg_rtx to ...
4154 (regno_reg_rtx): ... new global array.
4155 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4156 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4157 apply_args_value, forced_labels, stack_pointer_delta):
4159 (struct varasm_status): Move here from varasm.c
4160 (struct rtl_data): New. Move here some fields from struct function.
4161 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4162 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4163 used_temp_slots avail_temp_slots, temp_slot_level,
4164 nonlocal_goto_handler_labels): Update accesstors.
4165 (rtl): New global variable.
4166 (struct function): Move some fileds to rtl_data.
4167 (get_arg_pointer_save_area): Update prototype.
4168 * emit-rtl.c (rtl): Declare.
4169 (regno_reg_rtx): Declare.
4170 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4172 (gen_reg_rtx): Update.
4173 (init_virtual_regs): Do not tate emit_status argument.
4174 (init_emit): Do not allocate emit.
4175 * varasm.c (varasm_statuc): Move to function.h.
4176 (n_deferred_constatns): Update accestor.
4177 (init_varasm_status): Do not allocate varasm_status.
4178 (force_const_mem, get_pool_size, output_constant_pool): Update.
4179 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4180 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4182 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4184 PR rtl-optimization/35729
4185 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4188 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4191 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4192 load/store if memory is unaligned.
4193 (*movti_rex64): Likewise.
4195 * config/i386/predicates.md (misaligned_operand): New.
4197 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4200 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4203 2008-03-31 Jan Beulich <jbeulich@novell.com>
4205 * config/ia64/constraints.md: Add 'j' constraint.
4206 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4207 (movdi_internal): Likewise.
4209 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4212 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4214 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4217 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4218 proper error message for the third argument on blendpd and
4221 * config/i386/sse.md (blendbits): New.
4222 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4224 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4226 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4228 2008-03-30 Richard Guenther <rguenther@suse.de>
4231 * fold-const.c (fold_sign_changed_comparison): Do leave
4232 conversions to base-types alone.
4234 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4236 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4237 the link register if one altivec register is be saved.
4239 2008-03-30 Ben Elliston <bje@au.ibm.com>
4241 * final.c (final_scan_insn): Remove if (0) code.
4243 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4245 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4247 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4249 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4250 of V4SFmode to ix86_binary_operator_ok.
4252 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4254 * config/i386/i386.c (override_options): Initialize
4255 ix86_veclib_handler to ix86_veclibabi_svml when
4256 -mveclibabi=svml is used.
4257 (ix86_veclibabi_svml): New function for SVML ABI style
4258 vectorization support.
4259 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4261 2008-03-28 Rafael Espindola <espindola@google.com>
4263 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4264 (tree_binary_nonnegative_warnv_p): Make it public.
4265 (tree_single_nonnegative_warnv_p): Make it public.
4266 (tree_invalid_nonnegative_warnv_p): Make it public.
4267 (tree_unary_nonzero_warnv_p): Make it public.
4268 (tree_binary_nonzero_warnv_p): Make it public
4269 (tree_single_nonzero_warnv_p): Make it public.
4270 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4271 (extract_range_from_binary_expr): Split the expr argument.
4272 (extract_range_from_unary_expr): Split the expr argument.
4273 (extract_range_from_comparison): Split the expr argument.
4274 (extract_range_from_expr): Use the new aux functions.
4275 (vrp_evaluate_conditional_warnv): Use
4276 vrp_evaluate_conditional_warnv_with_ops.
4277 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4278 (tree_binary_nonzero_warnv_p): Declare.
4279 (tree_single_nonzero_warnv_p): Declare.
4280 (tree_expr_nonzero_warnv_p): Declare.
4281 (tree_unary_nonnegative_warnv_p): Declare.
4282 (tree_binary_nonnegative_warnv_p): Declare.
4283 (tree_single_nonnegative_warnv_p): Declare.
4284 (tree_invalid_nonnegative_warnv_p): Declare.
4286 2008-03-28 Richard Guenther <rguenther@suse.de>
4288 PR tree-optimization/30317
4289 PR tree-optimization/30911
4290 PR tree-optimization/34793
4291 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4292 (struct assert_locus_d): New member EXPR.
4293 (register_new_assert_for): Add EXPR parameter to support
4294 ASSERT_EXPR <name, expr OP limit>.
4295 (register_edge_assert_for_1): Adjust callers.
4296 (find_assert_locations): Likewise.
4297 (process_assert_insertions_for): Build condition from expression.
4298 (extract_range_from_assert): Handle ASSERT_EXPRs
4299 of the form ASSERT_EXPR <name, expr OP limit>.
4300 (register_edge_assert_for_2): New helper registering
4301 asserts for comparisons. Recognize range tests of the form
4302 (unsigned)i - CST1 OP CST2.
4303 (register_edge_assert_for_1): Use it.
4304 (register_edge_assert_for): Likewise.
4305 (needs_overflow_infinity): Integer sub-types
4306 do not need overflow infinities.
4307 (vrp_val_is_max): The extreme values of integer sub-types
4308 are those of the base type.
4309 (vrp_val_is_min): Likewise.
4310 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4313 2008-03-28 Nick Clifton <nickc@redhat.com>
4316 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4317 Return GENERAL_REGS for stack adjustment reloads.
4319 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4322 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4323 const_vector when all the vectors are constant.
4325 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4327 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4329 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4330 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4332 (s<code>_sf): Use new scc_sf attribute for opcode names.
4334 2008-03-27 Tom Tromey <tromey@redhat.com>
4336 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4337 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4338 config/spu/t-spu-elf, config/i386/t-interix,
4339 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4340 config/i386/x-darwin, config/i386/x-mingw32,
4341 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4342 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4343 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4344 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4345 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4346 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4347 config/score/t-score-elf, config/arm/t-strongarm-pe,
4348 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4349 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4350 Revert automatic dependency patch.
4352 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4355 * config/i386/i386.c (ix86_function_arg_boundary): Align
4356 decimal floating point to its natural boundary.
4358 2008-03-27 Richard Guenther <rguenther@suse.de>
4361 * fold-const.c (fold_comparison): Restrict distinct decl
4362 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4363 solely rely on operand_equal_p.
4365 2008-03-27 Richard Guenther <rguenther@suse.de>
4368 * c-common.c (handle_weak_attribute): Reject combination of
4371 2008-03-27 Richard Guenther <rguenther@suse.de>
4373 PR tree-optimization/32810
4374 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4375 conversions from DECL_INITIAL.
4376 (fold_const_aggregate_ref): Likewise from constructor elements.
4378 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4380 * tree-affine.h (aff_combination_expand): Declare.
4381 (get_inner_reference_aff): Likewise.
4382 * tree-affine.c (aff_combination_expand): Split out from
4383 tree_to_aff_combination_expand.
4384 (get_inner_reference_aff): New function.
4385 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4386 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4387 (struct lim_aux_data): sm_done field removed.
4388 (mem_ref_loc_p, mem_ref_locs_p): New types.
4389 (struct mem_ref): Added id, stored, accesses_in_loop,
4390 indep_loop, dep_loop, indep_ref, dep_ref fields.
4391 Removed is_stored, locs and next fields.
4392 (memory_accesses): New variable.
4393 (movement_possibility): Do not allow moving statements
4394 that store to memory.
4395 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4397 (determine_max_movement): For statements with memory references,
4398 find the outermost loop in that the reference is independent.
4399 (move_computations_stmt): Mark the virtual operands for renaming.
4400 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4401 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4402 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4403 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4404 create_vop_ref_mapping, analyze_memory_references,
4405 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4406 get_all_locs_in_loop, ref_always_accessed_p,
4407 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4408 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4409 store_motion_loop, store_motion): New functions.
4410 (struct vop_to_refs_elt): New type.
4411 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4412 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4413 (schedule_sm): Replaced by...
4414 (execute_sm): ... this.
4415 (determine_lsm_ref, hoist_memory_references,
4416 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4417 find_more_ref_vops, free_mem_ref, free_mem_refs,
4418 determine_lsm_loop, determine_lsm): Removed.
4419 (tree_ssa_lim_finalize): Free data structures used by store motion.
4420 (tree_ssa_lim): Call analyze_memory_references. Use
4421 store_motion instead of determine_lsm.
4423 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4425 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4426 rename tmake_file to m68hc11/t-m68hc11.
4427 (mcore): Set inhibit_libc to true.
4428 * config.host (alpha*-dec-*vms*): Set extra_programs.
4429 (interix3*): Don't use host_xmake_file.
4430 * configure.ac: Let config.gcc override inhibit_libc.
4431 * configure: Regenerate.
4433 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4434 * config/t-openbsd-thread: Remove commented out lines.
4436 * config/x-interix: Remove.
4438 * config/m68hc11/t-m68hc11-gas: Rename to...
4439 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4441 * config/mcore/t-mcore: Remove T_CFLAGS.
4442 * config/mcore/t-mcore-pe: Likewise.
4444 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4446 * configure.ac: Replace custom __GNU_SOURCE test with
4447 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4448 * aclocal.m4: Regenerate.
4449 * configure: Regenerate.
4450 * config.in: Regenerate.
4452 2008-03-27 Richard Guenther <rguenther@suse.de>
4454 * fold-const.c (target.h): Include.
4455 (fold_comparison): Fold comparison of addresses of decls
4456 that bind locally or of constants. Consolidate address folding code.
4457 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4458 results from fold_binary_to_constant.
4459 (compare_values_warnv): Likewise.
4461 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4464 * fold-const.c (fold_truthop): Check for integeral types when folding
4465 a == 0 && b == 0 and a != 0 || b != 0 .
4467 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4469 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4471 2008-03-26 Andreas Schwab <schwab@suse.de>
4473 * doc/invoke.texi: Fix use of @item vs. @itemx.
4475 2008-03-26 Tom Tromey <tromey@redhat.com>
4477 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4478 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4479 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4480 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4481 build/genconstants.o, build/genemit.o, build/genextract.o,
4482 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4483 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4486 2008-03-26 Richard Guenther <rguenther@suse.de>
4489 2008-03-26 Richard Guenther <rguenther@suse.de>
4491 * fold-const.c (target.h): Include.
4492 (fold_comparison): Fold comparison of addresses of two decls
4493 that bind locally. Consolidate address folding code.
4495 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4497 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4498 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4499 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4500 dconstsqrt2, dconstthird, dconste and/or dconst10.
4501 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4502 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4503 dconstsqrt2, dconste): Delete.
4504 (init_emit_once): Likewise. Simplify initializing dconstm1.
4506 * real.c (get_real_const): New.
4507 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4508 dconstsqrt2, dconste): Delete.
4509 (real_value_const, get_real_const): New.
4511 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4513 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4515 * config/i386/i386.c (ix86_function_arg_boundary): Check
4516 BIGGEST_ALIGNMENT instead of 128.
4517 (setup_incoming_varargs_64): Likewise.
4519 2008-03-26 Tom Tromey <tromey@redhat.com>
4521 * Makefile.in (DEPFILES): Add missing '/'.
4523 2008-03-26 Richard Guenther <rguenther@suse.de>
4525 * fold-const.c (target.h): Include.
4526 (fold_comparison): Fold comparison of addresses of two decls
4527 that bind locally. Consolidate address folding code.
4529 2008-03-26 Nick Clifton <nickc@redhat.com>
4532 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4533 not allow INT+INT as a legitimate addressing mode.
4535 2008-03-26 Richard Guenther <rguenther@suse.de>
4537 * tree-flow.h (widen_bitfield): Remove declaration.
4538 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4539 (widen_bitfield): Remove function.
4540 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4543 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4546 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4549 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4551 PR rtl-optimization/35232
4552 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4553 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4554 reg_reloaded_call_part_clobbered here.
4555 (reload_regs_reach_end_p): New function.
4556 (reload_reg_rtx_for_input): New variable.
4557 (reload_reg_rtx_for_output): Likewise.
4558 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4559 when reassigning a pseudo register. Load reloadreg from
4560 reload_reg_rtx_for_input, moving the mode and register
4562 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4563 instead of the original when deciding whether an input reload
4564 would be a no-op or whether an output reload can be deleted.
4565 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4566 when setting up new_spill_reg_store. Load it from
4567 reload_reg_rtx_for_output, moving the mode and register
4569 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4570 instead of the original when deciding whether an output reload
4571 would be a no-op. Do the same when modifying insn notes.
4572 Use rtx_equal_p instead of == to compare the registers.
4573 (inherit_piecemeal_p): Take a mode and two register numbers
4575 (emit_reload_insns): Clear new_spill_reg_store for every hard
4576 register in the reload register. Remove spill registers
4577 from reg_reloaded_valid before considering whether to record
4578 inheritance information for them. Use reload_reg_rtx_for_output
4579 instead of reg_rtx when recording output reloads. Use
4580 reload_reg_rtx_for_input instead of reg_rtx when recording
4581 input reloads. Set or clear reg_reloaded_call_part_clobbered
4582 at the same time as setting reg_reloaded_valid.
4583 (delete_output_reload): Add a new_reload_reg parameter and use it
4584 instead of rld[j].reg_rtx.
4585 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4588 2008-03-25 Tom Tromey <tromey@redhat.com>
4590 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4591 (build/genattr.o): Likewise.
4592 (build/genattrtab.o): Likewise.
4593 (build/gencodes.o): Likewise.
4594 (build/genconfig.o): Likewise.
4595 (build/genconstants.o): Likewise.
4596 (build/genemit.o): Likewise.
4597 (build/genextract.o): Likewise.
4598 (build/genflags.o): Likewise.
4600 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4602 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4603 instead of size_int for integer types.
4604 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4605 to match type of MINUS_EXPR.
4607 2008-03-25 Tom Tromey <tromey@redhat.com>
4609 * configure: Rebuilt.
4610 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4613 2008-03-25 Tom Tromey <tromey@redhat.com>
4615 * config/x-solaris (host-solaris.o): Update.
4616 * config/x-linux (host-linux.o): Update.
4617 * config/x-hpux (host-hpux.o): Update.
4618 * config/x-darwin (host-darwin.o): Update.
4619 * config/v850/t-v850e (v850-c.o): Update.
4620 * config/v850/t-v850 (v850-c.o): Update.
4621 * config/t-vxworks (vxworks.o): Update.
4622 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4623 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4624 * config/spu/t-spu-elf (spu-c.o): Update.
4626 * config/sh/t-symbian (sh-c.o): Update.
4627 (symbian.o): Update.
4628 * config/sh/t-sh (sh-c.o): Update.
4629 * config/score/t-score-elf (score7.o, score3.o): Update.
4630 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4631 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4632 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4633 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4635 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4636 * config/m32c/t-m32c (m32c-pragma.o): Update.
4637 * config/ia64/t-ia64 (ia64-c.o): Update.
4638 * config/i386/x-mingw32 (host-mingw32.o): Update.
4639 * config/i386/x-i386 (driver-i386.o): Update.
4640 * config/i386/x-darwin (host-i386-darwin.o): Update.
4641 * config/i386/x-cygwin (host-cygwin.o): Update.
4642 * config/i386/t-nwld (nwld.o): Update.
4643 * config/i386/t-netware (netware.o): Update.
4644 * config/i386/t-interix (winnt.o): Update.
4645 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4646 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4647 msformat-c.o): Update.
4648 * config/bfin/t-bfin-linux (generated_files): Add
4649 linux-sysroot-suffix.h.
4650 * config/arm/t-wince-pe (pe.o): Update.
4651 * config/arm/t-strongarm-pe (pe.o): Update.
4652 * config/arm/t-pe (pe.o): Update.
4653 * config/arm/t-arm (arm-c.o): Update.
4654 * doc/install.texi (Prerequisites): Require make 3.80.
4655 * Makefile.in: Remove .o targets.
4656 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4657 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4658 (simple_generated_h, simple_generated_c): Move earlier.
4659 (generated_files): New variable.
4660 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4661 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4662 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4663 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4664 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4665 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4666 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4667 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4668 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4669 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4670 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4671 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4673 (COMPILE.base, COMPILE): New variables.
4674 (%.o): New pattern rule.
4675 (ALL_HOST_OBJS): New variable.
4676 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4677 (dummy-checksum.o, cc1-checksum.o): Remove.
4678 (DRIVER_SHLIB): New variable.
4679 (DRIVER_DEFINES): Use it.
4680 (gencondmd.c): Move out of build/.
4681 (s-conditions): Update.
4682 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4683 (ALL_BUILD_OBJS): Likewise.
4684 (build/%.o): Use BUILDCOMPILE.
4685 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4686 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4687 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4688 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4689 build/genconfig.o, build/genconstants.o, build/genemit.o,
4690 build/genextract.o, build/genflags.o, build/genmddeps.o,
4691 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4692 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4693 build/gen-protos.o, build/scan.o, build/fix-header.o,
4694 build/scan-decls.o): Simplify.
4695 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4696 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4697 prefix.o, toplev.o): Reduce to variable setting.
4698 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4699 ($(out_object_file), gcc-options.o): New targets.
4700 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4701 * configure: Rebuilt.
4702 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4703 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4705 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4707 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4708 complain when we hit an error, return ERROR_MARK_NODE.
4710 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4712 * config/sh/constraints.md (Pso, Psz): New constraints.
4713 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4714 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4716 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4718 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4719 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4721 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4723 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4724 (prefetch_sh2a): New.
4726 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4727 Naveen.H.S <naveen.hs@kpitcummins.com>
4729 * config/sh/constraints.md (I28): New constraint.
4730 * config/sh/sh.c (broken_move): Add support for movi20s.
4731 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4733 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4734 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4735 Naveen.H.S <naveen.hs@kpitcummins.com>
4737 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4738 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4739 (print_operand): Handle resbank in %@ operand code.
4740 (sh_encode_section_info): New.
4741 (push_regs): Add conditions for resbank.
4742 (sh_expand_epilogue): Likewise.
4743 (sh_insert_attributes): Likewise.
4744 (sh_attribute_table): Likewise.
4745 (sh_handle_resbank_handler_attribute): New.
4746 (sh2a_handle_function_vector_handler_attribute): New.
4747 (sh2a_is_function_vector_call): New.
4748 (sh2a_get_function_vector_number): New.
4749 (sh2a_function_vector_p): New.
4750 (sh_cfun_resbank_handler_p): New.
4751 * config/sh/sh.md (calli): Emit jsr/n if possible.
4752 (calli_tbr_rel): New.
4753 (calli_pcrel): Emit jsr/n if possible.
4754 (return_i): Emit rts/n if possible.
4755 (call_valuei_tbr_rel): New.
4756 (call_valuei_pcrel): Add condition for SH2A target.
4757 (call_value): Likewise.
4758 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4759 (sh2a_get_function_vector_number): Likewise.
4760 (sh2a_is_function_vector_call): Likewise.
4761 * doc/extend.texi: Document TBR relative addressing of SH2A.
4762 (resbank): Add description for SH2A.
4764 2008-03-24 Richard Guenther <rguenther@suse.de>
4767 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4768 pointer assignments change conversions according to middle-end rules.
4769 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4770 * configure.ac: Include type checking in yes.
4771 * configure: Regenerate.
4773 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4775 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4776 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4778 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4780 * gthr-vxworks.h (UNUSED): Define.
4782 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4784 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4786 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4788 * doc/extend.texi (Function Attributes): Add missing comma in the
4789 example of the "alloc_size" attribute.
4791 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4794 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4796 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4799 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4802 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4803 of the underlying type of a MS bitfield layout to the natural
4804 alignment of the type.
4806 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4808 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4809 to their natural alignment to avoid store forwarding stalls.
4811 2008-03-22 Richard Guenther <rguenther@suse.de>
4813 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4814 For PHI nodes verify the address is invariant.
4815 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4816 (get_symbol_constant_value): Use is_gimple_min_invariant.
4817 (maybe_fold_stmt_indirect): Likewise.
4819 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4821 PR rtl-optimization/33927
4822 * Makefile.in (dse.o): Depend on $(TM_P_H).
4823 * expr.h (extract_low_bits): Declare.
4824 * expmed.c (extract_low_bits): New function.
4825 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4826 * dse.c: Include tm_p.h.
4827 (find_shift_sequence): Remove the read_reg argument and return the
4828 read value. Emit the instructions instead of returning them.
4829 Iterate on new_mode rather than calculating it each time.
4830 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4831 source to NEW_MODE and extract_low_bits to convert the shifted
4833 (replace_read): Allow the load and store to have different mode
4834 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4835 or extraction instructions before trying the replacement. Update
4836 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4838 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4840 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4841 to their natural alignment to avoid store forwarding stalls.
4843 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4846 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4847 encouraging but not allowing gprs for input;
4848 change the input constraint to !f#r.
4849 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4851 change the output constraint to !f#r.
4853 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4856 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4857 corresponding post-reload splitters.
4858 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4859 when x87 FP math is selected.
4860 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4861 New function prototype.
4862 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4863 unreachable function to ease macroization of insn patterns.
4865 2008-03-21 Martin Jambor <mjambor@suse.cz>
4867 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4868 reference dumps if ddr is NULL or dependence is unknown.
4870 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4872 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4873 unsigned extension into account.
4874 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4875 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4876 Do computations on a scratch register.
4878 2008-03-21 Richard Guenther <rguenther@suse.de>
4880 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4881 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4882 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4883 * tree-ssa-dom.c (record_equality): Likewise.
4884 * tree-inline.c (copy_body_r): Likewise.
4885 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4888 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4890 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4891 as 'delete_unused' argument.
4893 2008-03-20 Richard Guenther <rguenther@suse.de>
4895 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4896 special casing of constant qualifiers.
4897 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4898 care about them in general.
4899 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4900 regardless of their type.
4901 (fold_stmt_r): Forcefully fold *& if we end up with that.
4903 2008-03-20 Paul Brook <paul@codesourcery.com>
4905 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4906 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4908 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4910 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4911 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4913 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4915 * common.opt (Wmudflap): New option.
4916 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4917 (mx_register_decls): Likewise.
4918 (mudflap_finish_file): Likewise.
4919 * doc/invoke.texi: Document -Wno-mudflap.
4921 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4923 * c-format.c (replace_format_name_to_system_name): New.
4925 (convert_format_name_to_system_name): New.
4926 (decode_format_attr): Add use of convert_format_name_to_system_name.
4927 (format_types_orig): Add gnu_ prefix to names.
4928 (check_format_info_main): Special treating of \0 escaped names for
4929 supporting multi-character format specifiers as I32, I64.
4930 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4931 (gnu_target_overrides_format_attributes): New.
4932 * c-format.h: Add structure target_ovr_attr to hold
4933 system specific formatter names.
4934 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4935 msformat-c.o file to c_target_objs and cxx_target_objs.
4936 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4937 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4938 (TARGET_N_FORMAT_TYPES): New.
4939 * config/i386/msformat-c.c: New.
4940 * config/i386/t-cygming: Add build rule for msformat-c.o.
4941 * doc/extend.texi: Add new format names gnu_* and ms_* and
4943 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4945 2008-03-20 Ira Rosen <irar@il.ibm.com>
4947 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4948 optimizations turned on under -O3.
4949 (ftree-vectorize): Add that the flag is turned on with -O3.
4951 2008-03-20 Ben Elliston <bje@au.ibm.com>
4953 * regmove.c (try_auto_increment): Fix spelling error in comment.
4954 * final.c (final_scan_insn): Likewise.
4956 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4959 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4960 allocator preferences for "y" and "r" class registers.
4961 ("*mov<mode>_internal"): Ditto.
4962 ("*movv2sf_internal_rex64"): Ditto.
4963 ("*movv2sf_internal"): Ditto.
4965 2008-03-19 Michael Matz <matz@suse.de>
4968 * calls.c (expand_call): Check overlap of arguments with call
4969 address for sibcalls.
4971 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4974 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4975 of the underlying type of a MS bitfield layout to the natural
4976 alignment of the type.
4978 2008-03-19 Jan Hubicka <jh@suse.cz>
4981 * toplev.c (decode_d_option): Handle all CPP flags.
4982 * tree-vrp.c: Update tree_pass descriptors.
4983 * regrename.c: Update tree_pass descriptors.
4984 * fwprop.c: Update tree_pass descriptors.
4985 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4986 * tree-into-ssa.c: Update tree_pass descriptors.
4987 * tree-dump.c: Update tree_pass descriptors.
4988 * tree-complex.c: Update tree_pass descriptors.
4989 * tree-dump.h: Update tree_pass descriptors.
4990 * see.c: Update tree_pass descriptors.
4991 * cgraphbuild.c: Update tree_pass descriptors.
4992 * tracer.c: Update tree_pass descriptors.
4993 * tree-loop-distribution.c: Update tree_pass descriptors.
4994 * cgraph.c: Update tree_pass descriptors.
4995 * postreload-gcse.c: Update tree_pass descriptors.
4996 * postreload.c: Update tree_pass descriptors.
4997 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4998 * tree-tailcall.c: Update tree_pass descriptors.
4999 * tree-pass.h (tree_opt_pass): Rename to ...
5000 (opt_pass) ... this one; add "type" field and remove letter field.
5001 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5002 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5003 all_lowering_passes): Update declaration.
5004 * ipa-cp.c: Update tree_pass descriptors.
5005 * final.c: Update tree_pass descriptors.
5006 * omp-low.c: Update tree_pass descriptors.
5007 * tree-ssa-dse.c: Update tree_pass descriptors.
5008 * ipa-reference.c: Update tree_pass descriptors.
5009 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5010 * auto-inc-dec.c: Update tree_pass descriptors.
5011 * reorg.c: Update tree_pass descriptors.
5012 * cgraphunit.c: Update tree_pass descriptors.
5013 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5014 * tree-ssa-ccp.c: Update tree_pass descriptors.
5015 * df-core.c: Update tree_pass descriptors.
5016 * mode-switching.c: Update tree_pass descriptors.
5017 * tree-nomudflap.c: Update tree_pass descriptors.
5018 * modulo-sched.c: Update tree_pass descriptors.
5019 * ipa-pure-const.c: Update tree_pass descriptors.
5020 * cse.c: Update tree_pass descriptors.
5021 * web.c: Update tree_pass descriptors.
5022 * tree-stdarg.c: Update tree_pass descriptors.
5023 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5024 * tree-ssa-dom.c: Update tree_pass descriptors.
5025 * tree-nrv.c: Update tree_pass descriptors.
5026 * tree-ssa-alias.c: Update tree_pass descriptors.
5027 * loop-init.c: Update tree_pass descriptors.
5028 * gimple-low.c: Update tree_pass descriptors.
5029 * ipa-inline.c: Update tree_pass descriptors.
5030 * tree-ssa-sink.c: Update tree_pass descriptors.
5031 * global.c: Update tree_pass descriptors.
5032 * ifcvt.c: Update tree_pass descriptors.
5033 * jump.c: Update tree_pass descriptors.
5034 * predict.c: Update tree_pass descriptors.
5035 * tree-ssa-loop.c: Update tree_pass descriptors.
5036 * recog.c: Update tree_pass descriptors.
5037 * dse.c: Update tree_pass descriptors.
5038 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5039 * tree-eh.c: Update tree_pass descriptors.
5040 * regmove.c: Update tree_pass descriptors.
5042 * function.c: Update tree_pass descriptors.
5043 * tree-vectorizer.c: Update tree_pass descriptors.
5044 * gcse.c: Update tree_pass descriptors.
5045 * ipa-type-escape.c: Update tree_pass descriptors.
5046 * tree-if-conv.c: Update tree_pass descriptors.
5047 * init-regs.c: Update tree_pass descriptors.
5048 * ipa.c: Update tree_pass descriptors.
5049 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5050 * rtl-factoring.c: Update tree_pass descriptors.
5051 * lower-subreg.c: Update tree_pass descriptors.
5052 * bt-load.c: Update tree_pass descriptors.
5053 * tree-dfa.c: Update tree_pass descriptors.
5054 * except.c: Update tree_pass descriptors.
5055 * emit-rtl.c: Update tree_pass descriptors.
5056 * cfgexpand.c: Update tree_pass descriptors.
5057 * tree-cfgcleanup.c: Update tree_pass descriptors.
5058 * cfgcleanup.c: Update tree_pass descriptors.
5059 * tree-ssa-pre.c: Update tree_pass descriptors.
5060 * tree-sra.c: Update tree_pass descriptors.
5061 * tree-mudflap.c: Update tree_pass descriptors.
5062 * tree-ssa-copy.c: Update tree_pass descriptors.
5063 * cfglayout.c: Update tree_pass descriptors.
5064 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5065 * tree-ssa-dce.c: Update tree_pass descriptors.
5066 * tree-ssa.c: Update tree_pass descriptors.
5067 * regclass.c: Update tree_pass descriptors.
5068 * integrate.c: Update tree_pass descriptors.
5069 * tree-optimize.c: Update tree_pass descriptors.
5070 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5071 * tree-object-size.c: Update tree_pass descriptors.
5072 * combine.c: Update tree_pass descriptors.
5073 * tree-outof-ssa.c: Update tree_pass descriptors.
5074 * bb-reorder.c: Update tree_pass descriptors.
5075 * stack-ptr-mod.c: Update tree_pass descriptors.
5076 * var-tracking.c: Update tree_pass descriptors.
5077 * tree-profile.c: Update tree_pass descriptors.
5078 * tree-vect-generic.c: Update tree_pass descriptors.
5079 * reg-stack.c: Update tree_pass descriptors.
5080 * sched-rgn.c: Update tree_pass descriptors.
5081 * tree-ssa-structalias.c: Update tree_pass descriptors.
5082 * tree-cfg.c: Update tree_pass descriptors.
5083 * passes.c (current_pass): Update declaration.
5084 (finish_optimization_passes): Update.
5085 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5086 (register_one_dump_file, register_dump_files_1, next_pass_1):
5088 (init_optimization_passes): Update handling of new types.
5089 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5090 * ipa-struct-reorg.c: Update tree_pass descriptors.
5091 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5092 * combine-stack-adj.c: Update tree_pass descriptors.
5093 * cfgrtl.c: Update tree_pass descriptors.
5094 * dce.c: Update tree_pass descriptors.
5095 * tree-ssanames.c: Update tree_pass descriptors.
5097 2008-03-19 Richard Guenther <rguenther@suse.de>
5100 * tree-ssa.c (walk_data): New structure.
5101 (warn_uninitialized_var): If not always_executed warn with "maybe"
5103 (execute_early_warn_uninitialized): Compute post-dominators.
5104 Initialize always_executed before processing each basic block.
5106 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5109 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5110 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5112 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5114 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5116 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5118 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5120 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5121 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5122 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5123 target after ignore has been set, and move there also the commputation
5124 of subtarget and original_target.
5125 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5126 (LANG_HOOKS_INITIALIZER): Remove it.
5127 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5129 2008-03-18 Richard Guenther <rguenther@suse.de>
5131 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5132 found an expression with constants, note that in the VN for the lhs.
5133 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5134 fold them to constants if possible. Run cleanup_cfg if done so.
5135 (execute_pre): Return todo.
5137 (execute_fre): Likewise.
5138 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5140 (get_prop_source_stmt): Look through pointer conversions.
5142 2008-03-18 Jan Hubicka <jh@suse.cz>
5144 * tree-pretty-print.c: Include predict.h.
5145 (dump_generic_node): Dump predictor.
5146 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5147 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5148 * gimple-low.c (lower_stmt): Likewise.
5149 * expr.c (expand_expr_real): Likewise.
5150 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5152 (build_predict_expr, build_predict_expr): New.
5153 * predict.h (predictor_name, build_predict_expr): Update.
5154 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5155 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5156 * predict.def (PRED_CONTINUE): Update hitrate.
5157 * tree.def (PREDICT_EXPR): Define.
5158 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5159 do not handle BIND_EXPR.
5160 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5161 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5162 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5165 2008-03-18 Michael Matz <matz@suse.de>
5167 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5169 2008-03-18 Richard Guenther <rguenther@suse.de>
5171 * tree-gimple.h (is_gimple_invariant_address): Declare.
5172 (is_gimple_constant): Likewise.
5173 * tree-gimple.c (is_gimple_constant): New function.
5174 (is_gimple_invariant_address): Likewise.
5175 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5176 and is_gimple_invariant_address.
5177 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5179 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5180 an addressable base.
5182 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5185 * gimplify.c (gimplify_expr): Gimplify second operand of
5188 2008-03-17 Richard Guenther <rguenther@suse.de>
5190 PR tree-optimization/19637
5191 * fold-const.c (fold_unary): Remove restrictions of removing
5192 intermediate pointer-conversions (P2)(P1)P0.
5193 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5194 conversion to void pointer.
5195 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5197 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5200 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5201 emulated thread local variables.
5203 2008-03-16 Richard Guenther <rguenther@suse.de>
5206 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5207 expand TREE_INVARIANT operations that are not gimple invariant.
5209 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5211 * doc/extend.texi (Alignment): Say that the ABI controls
5212 the __alignof__ for non-strict-alignment targets rather
5213 than being a recommendation.
5215 2008-03-15 Paul Brook <paul@codesourcery.com>
5217 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5219 (arm_output_fn_unwind): Mark functions that can not be unwound.
5221 2008-03-15 Paul Brook <paul@codesourcery.com>
5223 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5224 extension instructions.
5226 2008-03-15 Richard Guenther <rguenther@suse.de>
5228 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5229 and fold constant aggregate refs.
5230 (fold_const_aggregate_ref): Handle string constants
5231 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5232 (evaluate_stmt): Simplify now that ccp_fold folds constant
5235 2008-03-15 Paul Brook <paul@codesourcery.com>
5237 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5238 (extzv): Use gen_extzv_t2.
5239 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5241 2008-03-15 Richard Guenther <rguenther@suse.de>
5243 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5244 (fold_const_aggregate_ref): Likewise.
5245 (get_value): Return NULL if we don't have any values.
5246 (ccp_finalize): Set const_val to NULL after freeing it.
5247 * tree-flow.h (get_symbol_constant_value): Declare.
5248 (fold_const_aggregate_ref): Likewise.
5249 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5251 2008-03-15 Richard Guenther <rguenther@suse.de>
5254 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5255 to not produce negative array indices if not allowed. Add
5256 parameter to indicate that.
5257 (maybe_fold_offset_to_component_ref): Allow negative array
5258 indices only for the first member of a structure.
5259 (maybe_fold_offset_to_reference): Allow negative array indices.
5260 (maybe_fold_stmt_addition): Likewise.
5262 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5263 Anatoly Sokolov <aesok@post.ru>
5265 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5266 (avr_arch): Add ARCH_AVR6.
5267 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5268 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5269 instead of fixed value 2.
5270 (print_operand_address): Use gs() asm specifier instead of pm().
5271 (avr_assemble_integer): (Ditto.).
5272 (avr_output_addr_vec_elt): (Ditto.).
5273 (print_operand): Handle "!" code.
5274 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5275 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5276 (AVR_HAVE_EIJMP_EICALL): Define.
5277 (AVR_3_BYTE_PC): Redefine.
5278 (AVR_2_BYTE_PC): (Ditto.).
5279 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5280 (LINK_SPEC): Add atmega2560 and atmega2561.
5281 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5283 * config/avr/avr.md (call_insn): Use eicall instead of icall
5284 for 3 byte PC devices.
5285 (call_value_insn): (Ditto.).
5286 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5287 (indirect_jump): Use only for for 2 byte PC devices.
5288 (*tablejump): (Ditto.).
5289 (*indirect_jump_avr6): Add insn.
5290 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5291 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5292 instead of ijmp for 3 byte PC devices.
5293 (__tablejump2__): (Ditto.).
5294 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5295 (MULITLIB_DIRNAMES): (Ditto.).
5296 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5298 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5300 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5301 "sse2_umulsidi3". Use V1DI mode for operand 0.
5302 ("mmx_psadbw"): Use V1DI mode for operand 0.
5303 * config/i386/i386-modes.def (V1SI): New vector mode.
5304 * config/i386/i386.c (struct builtin_description)
5305 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5306 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5307 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5308 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5309 v1di_ftype_v8qi_v8qi type.
5310 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5312 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5313 __builtin_ia32_pmuludq]: Fix the mode of return value.
5315 2008-03-15 Richard Guenther <rguenther@suse.de>
5318 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5321 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5323 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5324 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5325 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5326 unless TARGET_SERIALIZE_VOLATILE is enabled.
5327 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5328 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5329 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5331 2008-03-14 Richard Guenther <rguenther@suse.de>
5333 PR tree-optimization/34172
5334 * tree-flow.h (refs_may_alias_p): Declare.
5335 (get_single_def_stmt): Likewise.
5336 (get_single_def_stmt_from_phi): Likewise.
5337 (get_single_def_stmt_with_phi): Likewise.
5338 * tree-dfa.c (refs_may_alias_p): New function.
5339 (get_single_def_stmt): Likewise.
5340 (get_single_def_stmt_from_phi): Likewise.
5341 (get_single_def_stmt_with_phi): Likewise.
5342 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5343 (vn_reference_lookup_1): New helper function.
5344 (vn_reference_lookup): Walk the virtual use-def chain to
5345 continue searching for a match if the def does not alias the
5346 reference we are looking for.
5348 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5350 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5351 archive and Perzl. Update The Written Word listing.
5353 2008-03-14 Richard Guenther <rguenther@suse.de>
5355 PR tree-optimization/34043
5356 PR tree-optimization/33989
5357 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5359 (bitmap_find_leader): Use extra argument to verify dominance
5360 relationship inside a basic-block.
5361 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5362 (find_leader_in_sets): Adjust.
5363 (create_component_ref_by_pieces): Take extra argument for
5364 dominance check, handle lookup failures.
5365 (find_or_generate_expression): Likewise.
5366 (create_expression_by_pieces): Likewise.
5367 (insert_into_preds_of_block): Adjust.
5368 (create_value_expr_from): If asked for, verify all operands
5369 are in the blocks AVAIL_OUT set.
5370 (make_values_for_stmt): Check for SSA_NAMEs that are life
5371 over an abnormal edge.
5372 (compute_avail): Remove such check.
5373 (do_SCCVN_insertion): New function.
5374 (eliminate): If we do not find a leader suitable for replacement
5375 insert a replacement expression from SCCVN if available.
5376 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5377 (struct vn_ssa_aux): Add needs_insertion flag.
5378 * tree-ssa-sccvn.c (may_insert): New global flag.
5379 (copy_reference_ops_from_ref): Value-number union member access
5380 based on its size, not type and member if insertion is allowed.
5381 (visit_reference_op_load): For a weak match from union type
5382 punning lookup a view-converted value and insert a SSA_NAME
5383 for that value if that is not found.
5384 (visit_use): Make dumps shorter. Do not disallow value numbering
5385 SSA_NAMEs that are life over an abnormal edge to constants.
5386 (free_scc_vn): Release inserted SSA_NAMEs.
5387 (run_scc_vn): New flag to specify whether insertion is allowed.
5388 Process SSA_NAMEs in forward order.
5389 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5390 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5391 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5392 pointer type to/from integral types that do not change the
5393 precision to regular conversions.
5395 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5397 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5398 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5399 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5400 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5401 input arguments and the mode of return value. Built-in functions
5402 that operate on whole 64-bit MMX register now use V1DI mode.
5404 2008-03-13 Alon Dayan <alond@il.ibm.com>
5405 Olga Golovanevsky <olga@il.ibm.com>
5407 PR tree-optimization/35041
5408 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5409 to locate the right position in a statement.
5411 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5415 * config/i386/xmmintrin.h: Change all static inline functions to
5416 extern inline and add __gnu_inline__ attribute.
5417 * config/i386/bmintrin.h: Ditto.
5418 * config/i386/smmintrin.h: Ditto.
5419 * config/i386/tmmintrin.h: Ditto.
5420 * config/i386/mmintrin-common.h: Ditto.
5421 * config/i386/ammintrin.h: Ditto.
5422 * config/i386/emmintrin.h: Ditto.
5423 * config/i386/pmmintrin.h: Ditto.
5424 * config/i386/mmintrin.h: Ditto.
5425 * config/i386/mm3dnow.h: Ditto.
5427 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5430 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5431 (lower_omp_2): New function.
5432 (lower_omp_1, lower_omp): Rewritten.
5434 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5437 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5438 with the phrase "Microsoft Windows compilers".
5439 (Push/Pop Macro Pragmas): New subsection. Document
5440 #pragma push_macro and pragma pop_macro.
5442 2008-03-12 Paul Brook <paul@codesourcery.com>
5444 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5446 2008-03-12 Paul Brook <paul@codesourcery.com>
5448 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5449 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5450 (thumb2_addsi_shortim): Rename ...
5451 (thumb2_addsi_short): ... to this. Allow register operands.
5452 (thumb2_subsi_short): New pattern.
5453 (thumb2_one_cmplsi2_short,
5454 thumb2_negsi2_short): New patterns and peepholes.
5456 2008-03-12 Paul Brook <paul@codesourcery.com>
5458 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5460 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5462 * config/i386/i386.md (int_cond): New code iterator.
5464 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5465 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5466 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5467 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5468 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5469 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5470 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5471 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5473 2008-03-12 Paul Brook <paul@codesourcery.com>
5475 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5476 instead of {arm,thumb}_compute_save_reg_mask.
5477 (output_return_instruction): Ditto.
5478 (thumb_unexpanded_epilogue): Ditto.
5479 (thumb1_expand_prologue): Ditto.
5480 (thumb1_output_function_prologue): Ditto.
5481 (arm_set_return_address): Ditto.
5482 (thumb_set_return_address): Ditto.
5483 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5484 regs to achieve stack alignment.
5485 (thumb1_compute_save_reg_mask): Fix compiler warning.
5486 (arm_output_epilogue): Use offsets->saved_regs_mask.
5487 Adjust stack pointer by poping call clobered registers.
5488 (arm_expand_prologue): Use offsets->saved_regs_mask.
5489 Adjust stack pointer by pushing extra registers.
5490 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5492 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5495 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5496 conversion to the operands of a multiplication.
5498 2008-03-12 Richard Guenther <rguenther@suse.de>
5500 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5501 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5502 * timevar.def (TV_TREE_PHIPROP): Add.
5503 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5504 pass description. Use TV_TREE_PHIPROP.
5505 * tree-ssa-forwprop.c: Remove phiprop code.
5507 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5510 * omp-low.c (maybe_lookup_decl): Constify first argument.
5511 (use_pointer_for_field): Change last argument from bool to
5512 omp_context *. Disallow shared copy-in/out in nested
5513 parallel if decl is shared in outer parallel too.
5514 (build_outer_var_ref, scan_sharing_clauses,
5515 lower_rec_input_clauses, lower_copyprivate_clauses,
5516 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5518 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5519 Ira Rosen <irar@il.ibm.com>
5521 * tree-vectorizer.c (free_stmt_vec_info): New function.
5522 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5523 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5524 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5525 * tree-vect-transform.c (vectorizable_conversion): Free
5526 vec_oprnds0 if it was allocated.
5527 (vect_permute_store_chain): Remove unused VECs.
5528 (vectorizable_store): Free VECs that are allocated in the..
5530 (vect_transform_strided_load, vectorizable_load): Likewise.
5531 (vect_remove_stores): Simplify the code.
5532 (vect_transform_loop): Move code to vect_remove_stores().
5533 Call vect_remove_stores() and free_stmt_vec_info().
5535 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5537 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5538 TARGET_HPUX. Revise comment.
5539 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5540 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5541 Use sr4 variant of `be' instruction when not generating PIC code.
5542 (attr_length_call): Adjust for above change.
5544 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5546 * ipa-reference.c (static_execute): Remove module_statics_const and
5547 associated setting code.
5549 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5552 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5553 predicate for operand 1.
5554 (paritysi2_cmp): Use register_operand predicate for operand 2.
5555 Use earlyclobber modifier for operand 1. Remove support for
5557 (paritydi2_cmp): Use register_operand predicate for operand 3.
5558 Use earlyclobber modifier for operand 1. Remove support for
5561 2008-03-11 Paul Brook <paul@codesourcery.com>
5562 Vladimir Prus <vladimir@codesourcery.com>
5564 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5565 (arm_compute_save_reg0_reg12_mask): Always
5566 check if register 11 must be saved. Always safe hard frame pointer
5567 when frame_pointer_needeed.
5568 (arm_compute_save_reg_mask): Save IP and PC
5569 only with apcs frames.
5570 (arm_output_epilogue): Adjust Thumb2 codepath to
5571 be also invoked and work for ARM non-apcs frames.
5572 (arm_expand_prologue): Don't bother saving IP
5573 for non-apcs frame, since it's not clobbered by
5574 prologue code. Implement non-apcs frame
5577 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5579 PR rtl-optimization/35281
5580 * expr.c (convert_move): Use a new pseudo for the intermediate
5581 from_mode->word_mode result.
5583 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5585 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5586 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5587 * toplev.c (compile_file): Don't call it.
5589 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5592 * expr.c (store_expr): Call emit_block_move if the mode
5593 of "temp" RTX is BLKmode.
5595 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5596 Richard Guenther <rguenther@suse.de>
5598 PR tree-optimization/31358
5599 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5600 the step with a NULL_TREE.
5601 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5602 to sizetype if type is a pointer type.
5603 (add_candidate_1): Don't convert the base and step to
5604 the generic type if the orginal type is a pointer type.
5605 (add_iv_value_candidates): Use sizetype for the step
5606 if type is a pointer type.
5607 (cand_value_at): Likewise.
5608 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5610 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5611 Don't convert the tem affine to the type.
5612 (add_elt_to_tree): Use sizetype for the step if a pointer.
5613 Use POINTER_PLUS_EXPR for pointers.
5614 (aff_combination_to_tree): Use sizetype for the step if a
5617 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5619 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5620 Remove commutativity hint.
5622 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5626 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5627 errorneous type. Check that v is a VAR_DECL.
5630 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5632 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5634 PR tree-optimization/35494
5635 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5636 may be overriden at link and run time.
5638 2008-03-10 Richard Guenther <rguenther@suse.de>
5640 PR tree-optimization/34677
5641 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5642 (poolify_tree): Likewise.
5643 (modify_expr_template): Likewise.
5644 (poolify_modify_stmt): Likewise.
5645 (insert_fake_stores): Handle all component-ref style stores
5646 in addition to INDIRECT_REF. Also handle complex types.
5647 Do not poolify the inserted load.
5648 (realify_fake_stores): Do not rebuild the tree but only
5649 make it a SSA_NAME copy.
5650 (init_pre): Remove initialzation of modify_expr_template.
5651 Do not allocate modify_expr_node_pool.
5652 (fini_pre): Do not free modify_expr_node_pool.
5654 2008-03-10 Paul Brook <paul@codesourcery.com>
5656 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5659 2008-03-10 Paul Brook <paul@codesourcery.com>
5660 Mark Shinwell <shinwell@codesourcery.com>
5662 * config/arm/cortex-r4.md: New.
5663 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5665 * config/arm/arm.md: Include cortex-r4.md.
5666 (insn): Add smmls, sdiv and udiv values.
5667 (generic_sched): Don't use generic scheduling for Cortex-R4.
5668 (arm_issue_rate): New function.
5669 (TARGET_SCHED_ISSUE_RATE): Define.
5671 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5673 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5675 2008-03-10 Richard Guenther <rguenther@suse.de>
5677 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5678 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5680 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5682 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5683 Set default to true.
5685 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5687 * c.opt (Wsynth): Deprecate.
5688 * doc/invoke.texi (Option Summary, Warning Options): Document
5689 -Wno-format-contains-nul.
5691 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5694 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5695 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5697 2008-03-09 Ira Rosen <irar@il.ibm.com>
5699 * config/rs6000/rs6000.c (builtin_description): Rename vector
5700 left shift operations.
5701 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5702 (altivec_vsl<VI_char>): Rename to ...
5703 (ashl<mode>3): ... new name.
5704 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5706 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5708 2008-03-08 Richard Guenther <rguenther@suse.de>
5710 * coverage.h (tree_coverage_counter_addr): Declare.
5711 * coverage.c (tree_coverage_counter_addr): New function.
5712 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5714 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5715 (tree_gen_one_value_profiler): Likewise.
5716 (tree_gen_ic_profiler): Likewise.
5717 (tree_gen_average_profiler): Likewise.
5718 (tree_gen_ior_profiler): Likewise.
5720 2008-03-08 Richard Guenther <rguenther@suse.de>
5722 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5723 (vn_binary_op_insert): Likewise.
5724 (vn_unary_op_lookup): Likewise.
5725 (vn_unary_op_insert): Likewise.
5726 (vn_nary_op_lookup): Declare.
5727 (vn_nary_op_insert): Likewise.
5728 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5729 and binary hashes, use a single obstack for unary_op_pool
5731 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5732 a single struct vn_nary_op_s. Store tree code length and
5733 a variable number of operands.
5734 (struct vn_reference_op_struct): Remove unused op2.
5735 (vn_reference_op_eq): Do not compare op2.
5736 (vn_reference_op_compute_hash): Do not compute hash of op2.
5737 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5738 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5739 with vn_nary_op_compute_hash.
5740 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5741 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5743 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5745 (visit_unary_op): Call nary functions.
5746 (visit_binary_op): Likewise.
5747 (process_scc): Adjust for struct vn_tables_s changes.
5748 (allocate_vn_table): Likewise.
5749 (free_vn_table): Likewise.
5750 * tree-vn.c (vn_add): Call nary functions.
5751 (vn_lookup): Likewise.
5753 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5756 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5757 wdst back after sync_compare_and_swapqhi_internal.
5759 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/i386-modes.def (V1DI): New vector mode.
5763 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5764 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5765 (MMXMODE248): Ditto.
5766 (MMXMODE): Add V1DI mode.
5767 (mmxvecsize): Change DI mode to V1DI mode.
5768 ("mov<mode>): Use MMXMODEI8 mode iterator.
5769 ("*mov<mode>_internal_rex64"): Ditto.
5770 ("*mov<mode>_internal"): Ditto.
5771 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5772 ("mmx_sub<mode>3"): Ditto.
5773 ("mmx_adddi3"): Remove insn pattern.
5774 ("mmx_subdi3"): Ditto.
5775 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5776 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5777 ("mmx_ashl<mode>3"): Ditto.
5778 ("mmx_lshrdi3"): Remove insn pattern.
5779 ("mmx_ashldi3"): Ditto.
5780 * config/i386/i386.c (classify_argument): Handle V1DImode.
5781 (function_arg_advance_32): Ditto.
5782 (function_arg_32): Ditto.
5783 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5784 mmx_addv1di3 insn pattern.
5785 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5786 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5787 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5788 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5789 Remove definitions of built-in functions.
5790 (V1DI_type_node): New node.
5791 (v1di_ftype_v1di_int): Ditto.
5792 (v1di_ftype_v1di_v1di): Ditto.
5793 (v2si_ftype_v2si_si): Ditto.
5794 (v4hi_ftype_v4hi_di): Remove node.
5795 (v2si_ftype_v2si_di): Ditto.
5796 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5797 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5798 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5799 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5800 Add new builtins using def_builtin_const.
5801 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5802 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5803 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5804 * config/i386/mmintrin.h (__v1di): New typedef.
5805 (_mm_add_si64): Cast arguments to __v1di type.
5806 (_mm_sub_si64): Ditto.
5807 (_mm_sll_pi16): Cast __count to __v4hi type.
5808 (_mm_sll_pi32): Cast __count to __v2si type.
5809 (_mm_sll_si64): Cast arguments to __v1di type.
5810 (_mm_srl_pi16): Cast __count to __v4hi type.
5811 (_mm_srl_pi32): Cast __count to __v2si type.
5812 (_mm_srl_si64): Cast arguments to __v1di type.
5813 (_mm_sra_pi16): Cast __count to __v4hi type.
5814 (_mm_sra_pi32): Cast __count to __v2si type.
5815 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5816 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5817 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5818 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5819 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5820 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5821 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5822 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5823 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5824 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5825 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5826 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5828 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5830 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5832 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5835 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5836 reg+const addressing for Altivec modes. Don't generate reg+reg
5837 addressing for TFmode or TDmode quantities.
5839 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5841 * c-common.c (vector_types_convertible_p): Call langhook
5842 instead of comptypes.
5844 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5847 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5848 integral and scalar float variables which have a
5851 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5853 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5854 dwarf_register_span hook when emitting unwind information for
5855 register-to-memory saves.
5856 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5857 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5859 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5861 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5862 for the same VAR_DECL.
5864 2008-03-06 Tom Tromey <tromey@redhat.com>
5867 * doc/standards.texi (Standards): Don't mention treelang.
5868 * doc/invoke.texi (Overall Options): Don't mention treelang.
5869 * doc/install.texi (Prerequisites): Don't mention bison or
5871 (Configuration): Don't mention treelang.
5872 (Building): Likewise.
5873 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5875 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5877 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5878 word-extractions out of a multi-word object.
5880 2008-03-06 Richard Guenther <rguenther@suse.de>
5882 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5883 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5884 result type and precision.
5885 * expr.c (get_inner_reference): Set unsignedp based on the result
5886 type of BIT_FIELD_REF.
5887 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5888 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5889 (try_instantiate_multiple_fields): Likewise. Use the correct type
5891 (sra_build_assignment): Likewise.
5892 (sra_build_elt_assignment): Likewise.
5893 (sra_explode_bitfield_assignment): Likewise.
5894 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5895 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5896 set BIT_FIELD_REF_UNSIGNED.
5897 (vectorizable_load): Likewise.
5899 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5901 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5904 2008-03-06 Richard Guenther <rguenther@suse.de>
5906 * alias.c (struct alias_set_entry): Move has_zero_child field
5907 to pack with alias_set.
5909 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5911 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5914 2008-03-05 Ian Lance Taylor <iant@google.com>
5916 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5918 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5920 * fwprop.c (update_df): Support width and offset parameters of
5922 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5923 global_conflicts): Change DF_REF_EXTRACT to either
5924 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5925 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5926 * df-scan.c (df_ref_record, df_defs_record,
5927 df_ref_create_structure, df_def_record_1, df_uses_record,
5928 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5929 df_bb_refs_collect, df_entry_block_defs_collect,
5930 df_exit_block_uses_collect): Support new width and offset fields.
5931 (ref_extract_pool): New storage pool.
5932 (df_free_ref): New function.
5933 (df_reg_chain_unlink, df_free_collection_rec,
5934 df_sort_and_compress_refs): Call df_free_ref.
5935 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5937 (df_ref_create_structure): Allocate df_ref_extract if offset and
5938 width fields are used.
5939 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5940 (df_uses_record): Get offset and width from ZERO_EXTRACT
5942 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5943 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5944 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5945 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5946 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5947 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5948 (df_ref_extract): New structure.
5949 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5950 (df_ref_create): Add width and offset parameters.
5952 2008-03-05 Richard Guenther <rguenther@suse.de>
5954 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5955 Use ranges_overlap_p.
5956 (offset_overlaps_with_access): Rename
5957 to ranges_overlap_p and move ...
5958 * tree-flow-inline.h (ranges_overlap_p): ... here.
5960 * tree.h (get_inner_reference, handled_component_p): Update
5963 * tree.h (record_component_aliases, get_alias_set,
5964 alias_sets_conflict_p, alias_sets_must_conflict_p,
5965 objects_must_conflict_p): Move declarations ...
5966 * alias.h (record_component_aliases, get_alias_set,
5967 alias_sets_conflict_p, alias_sets_must_conflict_p,
5968 objects_must_conflict_p): ... here.
5969 Include coretypes.h.
5970 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5972 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5974 * cfg.c: Include tree-flow.h.
5975 (remove_edge_raw): Call redirect_edge_var_map_clear.
5976 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5977 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5978 (redirect_edge_var_map_result): New.
5979 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5980 PENDING_STMT use with redirect_edge_var_map_*.
5981 * tree-ssa.c (edge_var_maps): New definition.
5982 (redirect_edge_var_map_add): New.
5983 (redirect_edge_var_map_clear): New.
5984 (redirect_edge_var_map_dup): New.
5985 (redirect_edge_var_map_vector): New.
5986 (redirect_edge_var_map_destroy): New.
5987 (ssa_redirect_edge): Replace PENDING_STMT use with
5988 redirect_edge_var_map_*.
5989 (flush_pending_stmts): Same.
5990 (delete_tree_ssa): Destroy edge var map.
5991 * tree-flow.h (struct _edge_var_map): New.
5992 Define edge_var_map vector type.
5993 Declare redirect_edge_var_map_* prototypes.
5994 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5995 * tree-cfg.c (reinstall_phi_args): Replace
5996 PENDING_STMT use with redirect_edge_var_map_*.
5998 2008-03-05 Richard Guenther <rguenther@suse.de>
6000 PR tree-optimization/35472
6001 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6002 whose single use_stmt has a overlapping set of loaded and
6003 stored symbols as that use_stmt might be a noop assignment then.
6005 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6007 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6009 2008-03-05 Richard Guenther <rguenther@suse.de>
6012 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6013 should be constants.
6014 * tree-cfg.c (verify_expr): Verify it.
6015 * fold-const.c (fold_truthop): Remove code generating
6016 BIT_FIELD_REFs of structure bases.
6017 (fold_binary): Likewise.
6018 (fold_ternary): Position and size of BIT_FIELD_REFs are
6019 always host integers.
6020 (make_bit_field_ref): Remove.
6021 (optimize_bit_field_compare): Remove.
6022 (all_ones_mask_p): Remove.
6024 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6027 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6028 (split_block_and_df_analyze): New. Split basic block and rebuild
6030 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6032 (split_pattern_seq): Likewise.
6033 (erase_matching_seqs): Likewise.
6034 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6036 2008-03-04 Geoff Keating <geoffk@apple.com>
6038 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6039 declaration and code.
6040 (tree_invalid_nonnegative_warnv_p): Likewise.
6042 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6044 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6045 examples. Truncate option-names then causing overfull hbox.
6047 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6050 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6052 * configure: Rebuilt.
6054 2008-03-04 Rafael Espindola <espindola@google.com>
6056 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6057 (tree_unary_nonnegative_warnv_p): New.
6058 (tree_binary_nonnegative_warnv_p): New.
6059 (tree_single_nonnegative_warnv_p): New.
6060 (tree_invalid_nonnegative_warnv_p): New.
6061 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6063 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6066 * opts.c (handle_option): Postpone 'unknown option' errors only for
6069 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6072 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6075 2008-03-04 Rafael Espindola <espindola@google.com>
6077 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6078 (tree_binary_nonzero_warnv_p): New.
6079 (tree_single_nonzero_warnv_p): New.
6080 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6082 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6085 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6086 transformations for modes that have signed zeros.
6087 * ifcvt.c (noce_try_abs): Ditto.
6089 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6091 * config/i386/i386.c (override_options): Force
6092 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6094 2008-03-04 Jan Hubicka <jh@suse.cz>
6097 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6100 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6102 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6103 label to probe the stack.
6105 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6107 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6108 (__gthr_win32_mutex_destroy): Declare.
6109 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6110 __gthr_win32_mutex_destroy.
6111 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6113 2008-03-03 Jan Hubicka <jh@suse.cz>
6116 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6117 aggressive on inlining cold calls.
6119 2008-03-03 Richard Guenther <rguenther@suse.de>
6121 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6122 struct copies into the expression table.
6123 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6124 (try_to_simplify): Likewise.
6125 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6126 integral and pointer arguments which do not change the
6127 precision to NOP_EXPRs.
6128 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6129 VIEW_CONVERT_EXPR case.
6131 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6133 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6134 defined in a loop at depth 0 is invariant.
6135 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6136 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6137 be called at loop depth 0.
6139 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6142 * gcc.c (process_command): Update copyright notice dates.
6143 * gcov.c (print_version): Likewise.
6144 * gcov-dump.c (print_version): Likewise.
6145 * mips-tfile.c (main): Likewise.
6146 * mips-tdump.c (main): Likewise.
6148 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6151 * c-common.c (flag_permissive): Delete.
6152 (constant_expression_warnings): Check flags first.
6153 (constant_expression_error): New.
6154 * c-common.h (flag_permissive): Delete.
6155 (constant_expression_error): Declare.
6156 * flags.h (flag_permissive): Declare. Update description.
6157 * diagnostic.c (pedwarn): Update.
6159 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6160 (permissive_error_kind): New.
6161 * toplev.c (flag_permissive): Define. Update description.
6162 * toplev.h (permissive_error_kind): Declare.
6163 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6164 (pedwarn_c90): Use pedantic_warning_kind.
6165 * c-opts.c (c_common_post_options): flag_permissive does not affect
6166 flag_pedantic_errors.
6168 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6170 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6171 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6172 __absvsi2, __absvDI2): Use unsigned arithmetic.
6174 2008-03-02 Andi Kleen <ak@suse.de>
6175 Richard Guenther <rguenther@suse.de>
6177 * struct-equiv.c: Remove file.
6178 * cfg_cleanup.c (condjump_equiv_p): Remove.
6179 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6180 (struct-equiv.o): Remove rule.
6181 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6182 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6183 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6185 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6187 * ifcvt.c (noce_process_if_block): Try to handle only the then
6188 block if the else block exists but isn't suitable.
6190 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6193 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6194 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6195 regression from previous patch.
6197 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6200 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6202 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6203 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6204 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6205 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6206 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6207 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6208 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6209 (__gthread_mutex_destroy_function): Rename to
6210 __gthread_mutex_destroy.
6211 * gthr-dce.h (__gthread_mutex_destroy): Call
6212 pthread_mutex_destroy.
6213 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6214 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6215 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6217 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6219 * df-scan.c (df_ref_chain_change_bb): Simplify.
6220 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6221 set_block_for_insn if there's any change.
6222 * df.h ((df_insn_change_bb): Fix prototype.
6223 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6224 df_insn_change_bb, don't call set_block_for_insn.
6225 * emit-rtl.c (reorder_insns): Likewise.
6226 * haifa-sched.c (move_insn): Likewise.
6228 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6230 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6232 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6234 * tree-flow-inline.h (next_readonly_imm_use): Return
6235 NULL_USE_OPERAND_P after the end.
6237 2008-03-01 Richard Guenther <rguenther@suse.de>
6239 PR tree-optimization/35411
6240 * tree-sra.c (sra_build_assignment): Split conversion to
6241 final type to a separate statement if we are not assigning
6244 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6246 * fold-const.c (fold_convertible_p): Correct the logic to follow
6247 that in fold_convert().
6249 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6252 * tree-inline.c (build_duplicate_type): When we make a
6253 duplicate type, make it unique in the canonical types system.
6255 2008-02-29 Tom Tromey <tromey@redhat.com>
6257 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6258 input_file_stack_history, input_file_stack_restored): Remove.
6259 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6260 * input.h (struct file_stack): Remove.
6261 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6262 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6264 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6266 (diagnostic_last_module_changed): Add 'map' argument.
6267 (diagnostic_set_last_function): Likewise.
6268 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6269 line map, not input_file_stack.
6270 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6272 2008-02-29 Paul Brook <paul@codesourcery.com>
6274 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6276 2008-02-29 Paul Brook <paul@codesourcery.com>
6278 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6280 2008-02-29 Richard Guenther <rguenther@suse.de>
6282 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6284 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6285 value for comparing for a store match.
6286 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6287 (try_to_simplify): Do not do a full-blown reference lookup.
6289 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6291 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6292 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6294 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6296 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6298 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6299 strides against cache sizes.
6301 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6303 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6306 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6308 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6309 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6310 is smaller than the original promoted value.
6311 (simplify_subreg): If OP is a SUBREG, try to preserve its
6312 SUBREG_PROMOTED_VAR_P information.
6314 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6316 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6317 (VN_INFO_GET): Allocate new objects on the obstack.
6318 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6319 for rpo_numbers_temp, for consistency.
6320 (free_scc_vn): Free the obstack.
6322 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6324 * doc/invoke.texi: Document -ftree-loop-distribution.
6325 * tree-loop-distribution.c: New.
6326 * tree-pass.h (pass_loop_distribution): New.
6327 * graphds.h (struct graph): Add htab_t indices.
6328 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6329 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6330 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6331 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6332 * tree-data-ref.c (debug_data_dependence_relations): New.
6333 (dump_data_dependence_relation): Also print data references.
6334 (free_data_ref): Extern.
6335 (same_access_functions): Moved...
6336 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6337 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6338 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6339 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6340 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6341 (stmts_from_loop): Skip LABEL_EXPR.
6342 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6344 (build_rdg): Initialize rdg->indices htab.
6345 (free_rdg, stores_from_loop, ref_base_address,
6346 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6347 have_similar_memory_accesses_1, ref_base_address_1,
6348 remove_similar_memory_refs): New.
6349 * tree-data-ref.h: Depend on tree-chrec.h.
6350 (debug_data_dependence_relations, free_data_ref): Declared.
6351 (same_access_functions): ... here.
6352 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6354 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6355 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6356 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6357 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6358 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6359 rdg_vertex_for_stmt): Declared.
6360 (struct rdg_edge): Add level.
6362 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6363 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6365 (rdg_has_similar_memory_accesses): New.
6366 * tree-vect-analyze.c: Remove unused static decls.
6367 * lambda.h (dependence_level): New.
6368 * common.opt (ftree-loop-distribution): New.
6369 * tree-flow.h (mark_virtual_ops_in_bb,
6370 slpeel_tree_duplicate_loop_to_edge_cfg,
6371 rename_variables_in_loop): Declared.
6372 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6373 (OBJS-common): Add tree-loop-distribution.o.
6374 (tree-loop-distribution.o): New rule.
6375 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6376 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6377 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6379 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6382 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6383 other than structures and unions.
6385 2008-02-28 Richard Guenther <rguenther@suse.de>
6388 2008-02-26 Richard Guenther <rguenther@suse.de>
6390 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6391 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6392 (lookup_decl_from_uid): Declare.
6393 (remove_decl_from_map): Likewise.
6394 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6395 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6396 (decl_for_uid_map): New global hashtable mapping DECL_UID
6398 (init_ttree): Allocate it.
6399 (insert_decl_to_uid_decl_map): New helper function.
6400 (make_node_stat): Insert new decls into the map.
6401 (copy_node_stat): Likewise.
6402 (lookup_decl_from_uid): New function.
6403 (remove_decl_from_map): Likewise.
6404 (print_decl_for_uid_map_statistics): New helper.
6405 (dump_tree_statistics): Call it.
6407 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6408 (referenced_var_iterator): Adjust.
6409 (FOR_EACH_REFERENCED_VAR): Adjust.
6410 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6411 (num_referenced_vars): Adjust.
6412 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6413 (first_referenced_var): Remove.
6414 (end_referenced_vars_p): Likewise.
6415 (next_referenced_var): Likewise.
6416 (referenced_var_iterator_set): New helper function.
6417 * tree-dfa.c (referenced_var_lookup): Adjust.
6418 (referenced_var_check_and_insert): Likewise.
6419 (remove_referenced_var): Likewise.
6420 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6421 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6422 (verify_call_clobbering): Likewise.
6423 (verify_memory_partitions): Likewise.
6424 (init_tree_ssa): Allocate bitmap instead of hashtable for
6426 (delete_tree_ssa): Adjust.
6427 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6428 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6429 (compute_tag_properties): Likewise.
6430 (set_initial_properties): Likewise.
6431 (find_partition_for): Likewise.
6432 (update_reference_counts): Likewise.
6433 (dump_may_aliases_for): Likewise.
6434 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6435 (add_call_clobber_ops): Likewise.
6436 (add_call_read_ops): Likewise.
6437 (get_asm_expr_operands): Likewise.
6438 * tree-into-ssa.c (dump_decl_set): Likewise.
6439 (update_ssa): Likewise.
6440 * tree-sra.c (scan_function): Likewise.
6441 (decide_instantiations): Likewise.
6442 (scalarize_parms): Likewise.
6443 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6444 (dsa_named_for): Likewise.
6445 * tree-ssa-structalias.c (update_alias_info): Likewise.
6446 (merge_smts_into): Likewise.
6448 2008-02-27 David Daney <ddaney@avtrex.com>
6451 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6452 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6453 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6454 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6455 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6457 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6460 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6461 (BUILT_IN_NEXTTOWARD): Remove.
6462 (BUILT_IN_NEXTTOWARDF): Ditto.
6463 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6464 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6466 2008-02-27 Tom Tromey <tromey@redhat.com>
6468 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6469 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6471 2008-02-27 Jan Beulich <jbeulich@novell.com>
6473 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6474 update the respective field on newdecl.
6476 2008-02-27 Revital Eres <eres@il.ibm.com>
6478 PR rtl-optimization/34999
6479 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6480 crossing edges that ends with a call insn.
6481 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6482 call insn and clear the EDGE_CROSSING flag of the crossing edge
6483 when fixing fallthru edges.
6485 2008-02-27 Richard Guenther <rguenther@suse.de>
6488 * fold-const.c (fold_unary): Return the correct argument,
6489 converted to the result type.
6491 2008-02-27 Richard Guenther <rguenther@suse.de>
6494 * expr.c (expand_expr_real_1): Assert on rotates that operate
6496 * fold-const.c (fold_binary): Use the types precision, not the
6497 bitsize of the mode if folding rotate expressions. Build rotates
6498 only for full modes.
6500 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6502 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6504 * c-pragma.c (pragma_ns_name): New typedef.
6505 (registered_pp_pragmas): New variable.
6506 (c_pp_lookup_pragma): New function.
6507 (c_register_pragma_1): If flag_preprocess_only, do nothing
6508 for non-expanded pragmas, for expanded ones push pragma's
6509 namespace and name into registered_pp_pragmas vector.
6510 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6511 flag_preprocess_only, don't register GCC pch_preprocess
6512 pragma if flag_preprocess_only.
6513 * c-opts.c (c_common_init): Call init_pragma even if
6514 flag_preprocess_only.
6515 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6516 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6517 cpp_register_pragma if flag_preprocess_only.
6519 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6522 * c-parser.c (c_parser_translation_unit): Warn for empty
6523 translation unit, not empty source file.
6525 2008-02-26 Paul Brook <paul@codesourcery.com>
6527 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6528 operand for Thumb-2.
6529 * config/arm/arm.h (reg_class): Add CORE_REGS.
6530 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6531 (BASE_REG_CLASS): Use CORE_REGS.
6532 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6533 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6534 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6535 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6536 ARM_REGNO_OK_FOR_INDEX_P.
6537 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6538 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6539 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6540 (ldm/stm peepholes): Ditto.
6541 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6542 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6543 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6544 * config/arm/constraints.md: Enable "k" constraint on ARM.
6546 2008-02-27 Ben Elliston <bje@au.ibm.com>
6548 * config/rs6000/rs6000.c: Annotate cache line size field in all
6549 instances of struct processor_costs.
6551 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6553 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6554 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6555 jump_bypass): New counters.
6556 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6557 * dce.c (gate_ud_dce): Same.
6558 (gate_fast_dce): Same.
6559 * dse.c (gate_dse1): New function.
6560 (gate_dse2): New function.
6561 (gate_dse): Merge results of new gate functions.
6562 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6563 (gate_handle_jump_bypass): Add dbg_cnt.
6564 (gate_handle_gcse): Add dbg_cnt.
6565 * ifcvt.c (gate_handle_if_conversion): Same.
6566 (gate_handle_if_after_combine): Same.
6567 (gate_handle_if_after_reload): Same.
6568 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6570 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6572 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6574 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6576 2008-02-26 Jason Merrill <jason@redhat.com>
6579 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6580 alone if it's the naming decl for the type's main variant.
6582 2008-02-26 Tom Tromey <tromey@redhat.com>
6584 * system.h (USE_MAPPED_LOCATION): Poison.
6585 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6586 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6587 (make_goto_expr_edges): Likewise.
6588 (remove_bb): Likewise.
6589 (execute_warn_function_return): Likewise.
6590 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6592 * c-common.c (fname_decl): Remove old location code.
6593 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6595 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6597 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6598 (gen_rtx_ASM_INPUT): Likewise.
6599 (gen_rtx_ASM_INPUT_loc): Likewise.
6600 (get_rtx_asm_OPERANDS): Remove.
6601 * cfglayout.c (insn_locators_alloc): Remove old location code.
6602 (set_curr_insn_source_location): Likewise.
6603 (curr_insn_locator): Likewise.
6604 * print-tree.c (print_node): Remove old location code.
6605 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6606 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6607 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6608 location_from_locus.
6609 (construct_exit_block): Remove old location code.
6610 * emit-rtl.c (force_next_line_note): Remove old location code.
6611 * profile.c (branch_prob): Remove old location code.
6612 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6613 LOC_LINE): Remove old-location variants.
6614 * langhooks.c (lhd_print_error_function): Remove old location
6616 * configure, config.in: Rebuilt.
6617 * configure.ac (--enable-mapped-location): Remove.
6618 * c-decl.c (c_init_decl_processing): Remove old location code.
6619 (finish_function): Likewise.
6620 * recog.c (decode_asm_operands): Remove old location code.
6621 * c-pch.c (c_common_read_pch): Remove old location code.
6622 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6624 * gimple-low.c (lower_function_body): Remove old location code.
6625 * toplev.c (unknown_location): Remove.
6626 (push_srcloc): Remove old-location variant.
6627 (process_options): Remove old location code.
6628 (lang_dependent_init): Likewise.
6629 * input.h (UNKNOWN_LOCATION): Move definition.
6630 (location_t): Undeprecate.
6631 (source_locus): Remove.
6632 (location_from_locus): Remove.
6633 (struct location_s): Remove.
6634 Remove all old-location code.
6635 (input_line, input_filename): Remove.
6636 * final.c (final_scan_insn): Remove old location code.
6637 * diagnostic.c (diagnostic_build_prefix): Remove
6638 USE_MAPPED_LOCATION test.
6639 * tree.h (gimple_stmt) <locus>: Now a location_t.
6640 (tree_exp) <locus>: Likewise.
6641 (DECL_IS_BUILTIN): Remove old-location variant.
6642 (annotate_with_file_line, annotate_with_locus): Likewise.
6643 (expr_locus, set_expr_locus): Update.
6644 * tree.c (build1_stat): Remove old location code.
6645 (last_annotated_node): Remove.
6646 (annotate_with_file_line): Remove old-location variant.
6647 (annotate_with_locus): Likewise.
6648 (expr_location): Remove old location code.
6649 (set_expr_location): Likewise.
6650 (expr_has_location): Likewise.
6651 (expr_locus): Likewise.
6652 (set_expr_locus): Likewise.
6653 (expr_filename): Don't use location_from_locus.
6654 (expr_lineno): Likewise.
6655 * rtl-error.c (location_for_asm): Remove old location code.
6656 * c-lex.c (cb_line_change): Remove old location code.
6657 (fe_file_change): Likewise.
6658 (cb_def_pragma): Likewise.
6659 (c_lex_with_flags): Likewise.
6660 * gengtype.c (do_typedef): Don't special-case location types.
6661 (define_location_structures): Remove.
6662 (main): Don't call define_location_structures.
6663 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6666 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6669 * builtins.def (BUILT_IN_STDARG_START): Remove.
6670 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6671 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6672 * tree-inline.c (inline_forbidden_p_1): Likewise.
6674 2008-02-26 Richard Guenther <rguenther@suse.de>
6676 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6677 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6678 (lookup_decl_from_uid): Declare.
6679 (remove_decl_from_map): Likewise.
6680 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6681 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6682 (decl_for_uid_map): New global hashtable mapping DECL_UID
6684 (init_ttree): Allocate it.
6685 (insert_decl_to_uid_decl_map): New helper function.
6686 (make_node_stat): Insert new decls into the map.
6687 (copy_node_stat): Likewise.
6688 (lookup_decl_from_uid): New function.
6689 (remove_decl_from_map): Likewise.
6690 (print_decl_for_uid_map_statistics): New helper.
6691 (dump_tree_statistics): Call it.
6693 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6694 (referenced_var_iterator): Adjust.
6695 (FOR_EACH_REFERENCED_VAR): Adjust.
6696 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6697 (num_referenced_vars): Adjust.
6698 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6699 (first_referenced_var): Remove.
6700 (end_referenced_vars_p): Likewise.
6701 (next_referenced_var): Likewise.
6702 (referenced_var_iterator_set): New helper function.
6703 * tree-dfa.c (referenced_var_lookup): Adjust.
6704 (referenced_var_check_and_insert): Likewise.
6705 (remove_referenced_var): Likewise.
6706 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6707 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6708 (verify_call_clobbering): Likewise.
6709 (verify_memory_partitions): Likewise.
6710 (init_tree_ssa): Allocate bitmap instead of hashtable for
6712 (delete_tree_ssa): Adjust.
6713 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6714 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6715 (compute_tag_properties): Likewise.
6716 (set_initial_properties): Likewise.
6717 (find_partition_for): Likewise.
6718 (update_reference_counts): Likewise.
6719 (dump_may_aliases_for): Likewise.
6720 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6721 (add_call_clobber_ops): Likewise.
6722 (add_call_read_ops): Likewise.
6723 (get_asm_expr_operands): Likewise.
6724 * tree-into-ssa.c (dump_decl_set): Likewise.
6725 (update_ssa): Likewise.
6726 * tree-sra.c (scan_function): Likewise.
6727 (decide_instantiations): Likewise.
6728 (scalarize_parms): Likewise.
6729 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6730 (dsa_named_for): Likewise.
6731 * tree-ssa-structalias.c (update_alias_info): Likewise.
6732 (merge_smts_into): Likewise.
6734 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6737 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6738 * c-opts.c (c_common_handle_option): Wall enables
6739 Wvolatile-register-var.
6740 * common.opt: Move Wvolatile-register-var to...
6743 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6745 * common.opt (Wlarger-than=): New.
6746 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6748 * opts.c (common_handle_option): Handle -Wlarger-than=.
6749 * optc-gen.awk: Likewise.
6750 * opth-gen.awk: Likewise.
6751 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6752 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6754 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6756 * c-common.c (match_case_to_enum_1): Add appropriate
6757 OPT_W* parameter to warning.
6758 (c_do_switch_warnings): Likewise.
6759 * c-typeck.c (warning_init): Add one more parameter following
6761 (push_init_level): Update call to warning_init.
6762 (pop_init_level): Likewise.
6763 (add_pending_init): Likewise.
6764 (output_init_element: Likewise.
6766 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6769 * toplev.c (toplev_main): If there are warnings or error, print
6770 errors for ignored options.
6771 * opts.c (ignored_options): New static variable.
6772 (postpone_unknown_option_error): New.
6773 (print_ignored_options): New.
6774 (handle_option): Postpone errors for unknown -Wno-* options.
6775 * opts.h (print_ignored_options): Declare.
6777 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6779 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6782 2008-02-25 Richard Guenther <rguenther@suse.de>
6785 2008-02-25 Richard Guenther <rguenther@suse.de>
6787 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6788 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6789 (lookup_decl_from_uid): Declare.
6790 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6791 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6792 (decl_for_uid_map): New global hashtable mapping DECL_UID
6794 (init_ttree): Allocate it.
6795 (insert_decl_to_uid_decl_map): New helper function.
6796 (make_node_stat): Insert new decls into the map.
6797 (copy_node_stat): Likewise.
6798 (lookup_decl_from_uid): New function.
6799 (print_decl_for_uid_map_statistics): New helper.
6800 (dump_tree_statistics): Call it.
6802 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6803 (referenced_var_iterator): Adjust.
6804 (FOR_EACH_REFERENCED_VAR): Adjust.
6805 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6806 (num_referenced_vars): Adjust.
6807 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6808 (first_referenced_var): Remove.
6809 (end_referenced_vars_p): Likewise.
6810 (next_referenced_var): Likewise.
6811 (referenced_var_iterator_set): New helper function.
6812 * tree-dfa.c (referenced_var_lookup): Adjust.
6813 (referenced_var_check_and_insert): Likewise.
6814 (remove_referenced_var): Likewise.
6815 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6816 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6817 (verify_call_clobbering): Likewise.
6818 (verify_memory_partitions): Likewise.
6819 (init_tree_ssa): Allocate bitmap instead of hashtable for
6821 (delete_tree_ssa): Adjust.
6822 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6823 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6824 (compute_tag_properties): Likewise.
6825 (set_initial_properties): Likewise.
6826 (find_partition_for): Likewise.
6827 (update_reference_counts): Likewise.
6828 (dump_may_aliases_for): Likewise.
6829 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6830 (add_call_clobber_ops): Likewise.
6831 (add_call_read_ops): Likewise.
6832 (get_asm_expr_operands): Likewise.
6833 * tree-into-ssa.c (dump_decl_set): Likewise.
6834 (update_ssa): Likewise.
6835 * tree-sra.c (scan_function): Likewise.
6836 (decide_instantiations): Likewise.
6837 (scalarize_parms): Likewise.
6838 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6839 (dsa_named_for): Likewise.
6840 * tree-ssa-structalias.c (update_alias_info): Likewise.
6841 (merge_smts_into): Likewise.
6843 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6846 * doc/invoke.texi (-fcx-limited-range): Document new option.
6847 * toplev.c (process_options): Handle -fcx-fortran-rules.
6848 * common.opt: Add documentation for -fcx-fortran-rules.
6850 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6853 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6854 actual behaviour and C99.
6856 2008-02-26 Ben Elliston <bje@au.ibm.com>
6858 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6859 (ASM_CPU_POWER6_SPEC): Likewise.
6860 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6861 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6862 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6864 2008-02-25 Richard Guenther <rguenther@suse.de>
6866 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6867 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6868 (lookup_decl_from_uid): Declare.
6869 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6870 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6871 (decl_for_uid_map): New global hashtable mapping DECL_UID
6873 (init_ttree): Allocate it.
6874 (insert_decl_to_uid_decl_map): New helper function.
6875 (make_node_stat): Insert new decls into the map.
6876 (copy_node_stat): Likewise.
6877 (lookup_decl_from_uid): New function.
6878 (print_decl_for_uid_map_statistics): New helper.
6879 (dump_tree_statistics): Call it.
6881 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6882 (referenced_var_iterator): Adjust.
6883 (FOR_EACH_REFERENCED_VAR): Adjust.
6884 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6885 (num_referenced_vars): Adjust.
6886 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6887 (first_referenced_var): Remove.
6888 (end_referenced_vars_p): Likewise.
6889 (next_referenced_var): Likewise.
6890 (referenced_var_iterator_set): New helper function.
6891 * tree-dfa.c (referenced_var_lookup): Adjust.
6892 (referenced_var_check_and_insert): Likewise.
6893 (remove_referenced_var): Likewise.
6894 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6895 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6896 (verify_call_clobbering): Likewise.
6897 (verify_memory_partitions): Likewise.
6898 (init_tree_ssa): Allocate bitmap instead of hashtable for
6900 (delete_tree_ssa): Adjust.
6901 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6902 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6903 (compute_tag_properties): Likewise.
6904 (set_initial_properties): Likewise.
6905 (find_partition_for): Likewise.
6906 (update_reference_counts): Likewise.
6907 (dump_may_aliases_for): Likewise.
6908 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6909 (add_call_clobber_ops): Likewise.
6910 (add_call_read_ops): Likewise.
6911 (get_asm_expr_operands): Likewise.
6912 * tree-into-ssa.c (dump_decl_set): Likewise.
6913 (update_ssa): Likewise.
6914 * tree-sra.c (scan_function): Likewise.
6915 (decide_instantiations): Likewise.
6916 (scalarize_parms): Likewise.
6917 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6918 (dsa_named_for): Likewise.
6919 * tree-ssa-structalias.c (update_alias_info): Likewise.
6920 (merge_smts_into): Likewise.
6922 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6925 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6926 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6927 * alias.h (nonoverlapping_memrefs_p): Likewise.
6929 2008-02-25 Jan Beulich <jbeulich@novell.com>
6931 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6932 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6933 __emultls_get_address, __emultls_register_common,
6934 __floatundi?f, and _Unwind_GetIPInfo.
6935 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6936 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6937 (gen_regparm_prefix): Likewise.
6938 (i386_nlm_encode_section_info): Sync with
6939 config/i386/winnt.c:i386_pe_encode_section_info().
6940 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6941 i386_nlm_mangle_decl_assembler_name): New.
6942 (netware_override_options): New.
6943 * config/i386/netware.h (netware_override_options): Declare.
6944 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6945 (i386_nlm_mangle_decl_assembler_name): Declare.
6946 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6948 2008-02-25 Ben Elliston <bje@au.ibm.com>
6951 * c-decl.c (grokdeclarator): Remove unused local variables
6952 `typedef_type' and `type_as_written'.
6954 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6955 unused local variable `has_hot_blocks'.
6956 (fix_crossing_conditional_branches): Remove unused local variable
6959 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6962 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6963 using DEF_C99_BUILTIN.
6964 (BUILT_IN_NANF): Ditto.
6965 (BUILT_IN_NANL): Ditto.
6967 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6968 Revital Eres <eres@il.ibm.com>
6970 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6971 regarding the order of two dependent insns in the same row.
6973 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6975 * stor-layout.c (layout_decl): Do not bump the alignment of a
6976 bit-field to more than byte alignment if it is packed.
6978 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6980 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6983 2008-02-24 Diego Novillo <dnovillo@google.com>
6985 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6988 * tree-vrp.c (vrp_evaluate_conditional): With
6989 -Wtype-limits, emit a warning when comparing against a
6990 constant outside the natural range of OP0's type.
6991 * c.opt (Wtype-limits): Move ...
6992 * common.opt (Wtype-limits): ... here.
6994 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6996 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6997 * config/rs6000/e300c2c3.md: New file.
6998 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7000 (rs6000_override_options): Add e300c2 and e300c3 cases to
7001 processor_target_table. Do not allow usage of Altivec or Spe
7002 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7003 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7004 * config/rs6000/rs6000.h (processor_type): Add
7005 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7006 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7007 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7008 and ppce300c3. Include e300c2c3.md.
7010 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7012 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7013 instead of TARGET_STRICT_ALIGN.
7015 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7017 * explow.c (memory_address): Assert that the generated address is
7020 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7023 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7024 * config/darwin-ppc-ldouble-patch.def: New file.
7025 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7026 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7027 SUBTARGET_INIT_BUILTINS if defined.
7028 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7031 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7034 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7035 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7037 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7040 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7041 file" warning condtional on -Winvalid-PCH.
7043 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7045 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7047 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7051 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7052 prevent reload from using MMX registers.
7053 (*mov<mode>_internal): Ditto.
7054 (*movv2sf_internal_rex64): Ditto.
7055 (*movv2sf_internal): Ditto.
7057 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7059 PR documentation/31569
7060 * doc/install.texi2html: Use makeinfo --no-number-sections.
7062 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7064 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7065 ensure that we can address an entire entity > 8 bytes. Don't
7066 generate reg+reg addressing for such data.
7068 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7070 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7071 strings when optimizing for size, unless the target cares about
7074 2008-02-22 Tom Tromey <tromey@redhat.com>
7076 * regclass.c (current_pass): Remove declaration.
7078 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7080 * config/avr/libgcc.S (__RAMPZ__): Define.
7081 (__do_copy_data): Add for devices with 128KB code memory.
7083 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7085 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7087 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7089 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7091 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7094 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7097 * c-typeck.c (build_binary_op): Warn about floating point
7098 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7100 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7103 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7104 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7106 (rs6000_override_options): Set altivec_abi as default, not override,
7107 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7108 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7109 is used; use new member spe_abi.
7110 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7111 spe_abi and altivec_abi.
7113 2008-02-22 Tomas Bily <tbily@suse.cz>
7115 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7117 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7120 * config.build (build_file_translate): Set to `CMD //c' only if
7122 * Makefile.in (build_file_translate): Improve comment.
7124 2008-02-21 Jan Hubicka <jh@suse.cz>
7126 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7127 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7128 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7130 2008-02-21 Michael Matz <matz@suse.de>
7133 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7135 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7137 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7138 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7140 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7141 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7142 SSE_VEC_FLOAT_MODE_P as insn constraint.
7143 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7144 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7145 sse4a_movntdf using MODEF mode iterator.
7146 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7147 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7148 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7149 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7150 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7151 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7152 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7154 2008-02-21 Richard Guenther <rguenther@suse.de>
7156 * tree.def (PAREN_EXPR): New tree code.
7157 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7159 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7160 * expr.c (expand_expr_real_1): Likewise.
7161 * tree-inline.c (estimate_num_insns_1): Likewise.
7162 * tree-complex.c (expand_complex_move): Likewise.
7163 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7166 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7169 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7171 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7174 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7176 * config/sh/sh.c (find_barrier): Don't go past
7177 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7179 2008-02-20 DJ Delorie <dj@redhat.com>
7181 * config/h8300/h8300.md (insv): Force source operand to be a register.
7183 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7184 as a jump, not as a plain insn.
7186 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7188 * doc/invoke.texi (Warning Options): Add new option
7189 -Wframe-larger-than=.
7190 (-Wframe-larger-than): Document.
7192 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7193 Add declarations for new option variables.
7195 * final.c (final_start_function): Check the frame size
7196 before emission and issue a Wframe-larger-than warning.
7198 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7199 Add definitions for new option variables.
7200 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7202 * common.opt (Wframe-larger-than=): New option.
7204 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7206 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7207 (<sse>_div<mode>3): Ditto.
7208 (<sse>_vmdiv<mode>3): Ditto.
7209 (<sse>_vmsqrt<mode>2): Ditto.
7210 (*smax<mode>3): Ditto.
7211 (sse5_frcz<mode>2): Ditto.
7212 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7215 2008-02-20 Richard Guenther <rguenther@suse.de>
7218 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7219 be happy with INTEGRAL_TYPE_P.
7221 2008-02-20 Richard Guenther <rguenther@suse.de>
7223 * fold-const.c (split_tree): Associate floatig-point expressions
7224 if flag_associative_math is set.
7226 2008-02-20 Richard Guenther <rguenther@suse.de>
7228 * tree.h (fold_real_zero_addition_p): Declare.
7229 * fold-const.c (fold_real_zero_addition_p): Export.
7230 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7231 floating-point operations with zero and one.
7233 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7235 * doc/install.texi: Correct references to CFLAGS, replacing them
7236 with BOOT_CFLAGS. Document flags used during bootstrap for
7239 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7241 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7242 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7243 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7245 (smin<mode>3): Ditto from similar patterns.
7246 (smax<mode>3): Ditto.
7247 (*ieee_smin<mode>3): Ditto.
7248 (*ieee_smax<mode>3): Ditto.
7249 * config/i386/sse.md (sse): New mode attribute.
7250 (mov<mode>): Macroize expander from movv4sf and movv2df using
7251 SSEMODEF2P mode iterator.
7252 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7253 SSE_VEC_FLOAT_MODE_P as insn constraint.
7254 (storent<mode>): Ditto.
7255 (storent<mode>): Macroize expander from storentsf and storentdf using
7256 MODEF mode iterator.
7257 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7258 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7259 (abs<mode>2): Ditto from similar patterns.
7260 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7261 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7262 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7263 (<sse>_vmsqrt<mode>2): Ditto.
7264 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7265 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7266 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7267 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7268 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7269 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7270 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7272 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7273 iterator and SSE_FLOAT_MODE_P as insn constraint.
7274 (<sse>_ucomi): Ditto from similar patterns.
7275 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7276 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7277 SSE_VEC_FLOAT_MODE_P as insn constraint.
7278 (vcond<mode>): Ditto from similar patterns.
7279 (and<mode>3, *and<mode>3): Ditto.
7280 (<sse>_nand<mode>3): Ditto.
7281 (ior<mode>3, *ior<mode>3): Ditto.
7282 (xor<mode>3, *xor<mode>3): Ditto.
7283 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7284 iterator and SSE_FLOAT_MODE_P as insn constraint.
7285 (*nand<mode>3): Ditto from similar patterns.
7286 (*ior<mode>3): Ditto.
7287 (*xor<mode>3): Ditto.
7289 2008-02-20 Ira Rosen <irar@il.ibm.com>
7291 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7292 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7293 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7295 2008-02-19 Jan Hubicka <jh@suse.cz>
7297 * predict.c (tree_bb_level_predictions): Remove variable next
7298 mistakely introduced by previous commit.
7300 2008-02-19 Jan Hubicka <jh@suse.cz>
7302 * predict.c (predict_paths_leading_to): Rewrite.
7303 (predict_paths_for_bb): New.
7304 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7306 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7309 * Makefile.in (build_file_translate): New.
7310 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7311 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7312 * configure.ac (build_file_translate): Substitute it.
7313 * configure: Regenerate.
7315 2008-02-19 Jan Hubicka <jh@suse.cz>
7317 PR rtl-optimization/34408
7318 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7321 2008-02-19 Jan Hubicka <jh@suse.cz>
7324 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7327 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7330 * config/i386/i386-modes.def: Revert the last DI alignment
7331 change until Ada people can look into it.
7333 2008-02-19 Nick Clifton <nickc@redhat.com>
7335 * opts.c (print_specific_help): Fix typo in --help text.
7337 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7340 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7341 32-bit inline asm without asm alternatives for host GCC < 3.0.
7343 2008-02-19 Richard Guenther <rguenther@suse.de>
7345 PR tree-optimization/34989
7346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7347 Allow propagation to INDIRECT_REF if we can simplify only.
7349 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7351 * c-common.c (warn_for_collisions_1): Use appropriate option when
7354 2008-02-19 Nick Clifton <nickc@redhat.com>
7357 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7358 (handle_options): Fix indentation.
7359 (print_filtered_help): If no language-specific options were
7360 displayed tell the user how to list all the options supported by
7361 the language's front-end.
7362 (print_specific_help): Fix indentation and remove duplicate line.
7363 (common_handle_option): Handle the -v option.
7364 For --help enable the display of undocumented options if the -v
7365 switch has been included on the command line.
7366 For --help= check for overlaps in the arguments between the option
7367 classes and the language names and issue a warning when they
7368 cannot be disambiguated.
7369 * c.opt (v): Pass on to the common option handler.
7371 2008-02-19 Revital Eres <eres@il.ibm.com>
7373 * modulo-sched.c (sms_schedule): Change dump message when
7374 create_ddg function fails.
7375 (try_scheduling_node_in_cycle): Rename row to cycle.
7376 (print_partial_schedule): Rename CYCLE to ROW.
7378 2008-02-19 Christian Bruel <christian.bruel@st.com>
7379 Zdenek Dvorak <ook@ucw.cz>
7381 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7383 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7386 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7387 (*x86_movdicc_0_m1_se): Ditto.
7389 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7392 (CMPtype): Define as __gcc_CMPtype.
7393 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7394 (CMPtype): Define as __gcc_CMPtype.
7396 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7398 Support valgrind 3.3 for --enable-checking=valgrind.
7399 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7401 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7402 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7403 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7404 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7405 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7406 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7407 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7409 * ggc-zone.c: Similar.
7410 * ggc-page.c: Similar.
7412 2008-02-19 Paul Brook <paul@codesourcery.com>
7415 * config/arm/ieee754-df.S: Fix do_it typo.
7416 * config/arm/ieee754-sf.S: Fix do_it typo.
7418 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7421 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7422 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7423 (OPTION_MASK_ISA_SSE_SET): Likewise.
7424 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7425 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7426 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7427 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7428 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7429 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7430 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7431 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7432 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7433 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7434 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7435 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7436 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7437 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7438 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7439 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7440 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7441 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7442 (OPTION_MASK_ISA_SSE4): Removed.
7443 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7444 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7445 (override_options): Don't turn on implied SSE/MMX bits in
7448 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7450 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7453 2008-02-18 Joey Ye <joey.ye@intel.com>
7456 * tree-nested.c (insert_field_into_struct): Set type alignment
7457 to field alignment if the former is less than the latter.
7459 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7461 * BASE-VER: Set to 4.4.0.
7463 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7465 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7466 * doc/cfg.texi: Likewise.
7467 * doc/extend.texi: Likewise.
7468 * doc/gty.texi: Likewise.
7469 * doc/invoke.texi: Likewise.
7470 * doc/loop.texi: Likewise.
7471 * doc/md.texi: Likewise.
7472 * doc/passes.texi: Likewise.
7473 * doc/rtl.texi: Likewise.
7474 * doc/sourcebuild.texi: Likewise.
7475 * doc/tm.texi: Likewise.
7476 * doc/tree-ssa.texi: Likewise.
7478 2008-02-17 Richard Guenther <rguenther@suse.de>
7481 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7482 without default definition.
7484 2008-02-17 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/35231
7487 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7490 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7493 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7494 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7495 libgcc_cmp_return mode.
7497 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7500 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7502 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7504 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7507 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7509 * doc/c-tree.texi: Use `@.' where appropriate.
7510 * doc/extend.texi: Likewise.
7511 * doc/install.texi: Likewise.
7512 * doc/invoke.texi: Likewise.
7513 * doc/loop.texi: Likewise.
7514 * doc/makefile.texi: Likewise.
7515 * doc/md.texi: Likewise.
7516 * doc/passes.texi: Likewise.
7517 * doc/standards.texi: Likewise.
7518 * doc/tm.texi: Likewise.
7520 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7523 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7525 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7526 rather than in entry_bb.
7528 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7530 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7531 libgcc_cmp_return mode.
7533 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7536 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7537 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7539 2008-02-15 Richard Guenther <rguenther@suse.de>
7540 Zdenek Dvorak <ook@ucw.cz>
7542 PR tree-optimization/35164
7543 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7544 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7545 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7546 Only propagate addresses which do not have abnormal SSA_NAMEs
7549 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7552 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7554 2008-02-15 Jan Hubicka <jh@suse.cz>
7557 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7559 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7562 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7563 when calculating alignment_pad.
7565 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7567 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7568 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7569 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7570 and STACK_BOUNDARY define.
7572 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7574 PR preprocessor/35061
7575 * c-pragma.c (handle_pragma_pop_macro): Check that
7576 pushed_macro_table has been allocated.
7578 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7581 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7582 (force_gimple_operand): Likewise.
7583 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7584 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7585 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7586 (find_interesting_uses_address): Check addressability and alignment
7587 of the base expression only after substituting bases of IVs into it.
7589 2008-02-14 Michael Matz <matz@suse.de>
7592 * function.c (instantiate_virtual_regs_in_insn): Reload address
7593 before falling back to reloading the whole operand.
7595 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7597 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7598 before the first section switch note.
7600 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7602 * doc/bugreport.texi: Update copyright years.
7603 * doc/c-tree.texi: Likewise.
7604 * doc/cfg.texi: Likewise.
7605 * doc/cpp.texi: Likewise.
7606 * doc/cppinternals.texi: Likewise.
7607 * doc/fragments.texi: Likewise.
7608 * doc/frontends.texi: Likewise.
7609 * doc/gcc.texi: Likewise.
7610 * doc/gty.texi: Likewise.
7611 * doc/hostconfig.texi: Likewise.
7612 * doc/implement-c.texi: Likewise.
7613 * doc/libgcc.texi: Likewise.
7614 * doc/loop.texi: Likewise.
7615 * doc/makefile.texi: Likewise.
7616 * doc/options.texi: Likewise.
7617 * doc/passes.texi: Likewise.
7618 * doc/rtl.texi: Likewise.
7619 * doc/sourcebuild.texi: Likewise.
7620 * doc/standards.texi: Likewise.
7621 * doc/tree-ssa.texi: Likewise.
7622 * doc/trouble.texi: Likewise.
7624 * doc/extend.texi: Use @: or add comma where appropriate.
7625 * doc/invoke.texi: Likewise.
7626 * doc/tm.texi: Likewise.
7628 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7631 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7634 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7636 * doc/md.texi (clz, ctz): Add reference.
7637 * doc/rtl.texi (clz, ctz): Likewise.
7639 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7642 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7645 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7647 * config/s390/s390.c (struct constant_pool): New field
7648 emit_pool_after added.
7649 (s390_mainpool_start): Set the emit_pool_after flag according
7650 to the section switch notes.
7651 (s390_mainpool_finish): Consider emit_pool_after when emitting
7652 the literal pool at the end of the function.
7653 (s390_chunkify_start): Force literal pool splits at section
7656 2008-02-13 Michael Matz <matz@suse.de>
7659 * var-tracking.c (clobber_variable_part): Correctly traverse the
7662 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7665 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7666 Add -fdump-ipa-inline.
7667 * tree-dump.c (dump_files): Remove tree-inlined dump.
7668 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7670 2008-02-12 Richard Guenther <rguenther@suse.de>
7672 PR tree-optimization/35171
7673 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7676 2008-02-12 Richard Guenther <rguenther@suse.de>
7679 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7680 value-preserving mode. Disallow final truncation.
7682 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7685 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7686 code from here to...
7687 (force_gimple_operand): ...here.
7689 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7692 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7693 non-compatible pointers.
7694 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7695 different FIELD_DECLs, try harder by comparing field offsets, sizes
7699 * function.c (match_asm_constraints_1): Don't replace the same input
7702 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7704 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7705 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7706 (expand_epilogue): Restore RAMPZ register.
7707 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7709 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7711 * config/i386/cygwin.asm: (__alloca): Correct calling
7712 convention and alignment.
7713 (__chkstk): Force 8 byte stack alignment.
7715 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7716 Richard Guenther <rguenther@suse.de>
7718 PR tree-optimization/33992
7719 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7720 the zero we compare against.
7722 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7725 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7726 to CloseHandle after unlocking to prevent accumulation of handle
7729 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7732 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7733 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7734 and update LABEL_NUSES during and after reload.
7736 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7739 * combine.c (simplify_if_then_else): Make sure the comparison is
7740 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7742 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7745 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7746 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7747 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7748 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7749 * tree.h (get_type_static_bounds): Likewise.
7751 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7753 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7754 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7755 Make -Wfoo language annotations match what the compiler outputs.
7757 2008-02-08 Sa Liu <saliu@de.ibm.com>
7759 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7760 intrinsics spu_convts, spu_convtu, spu_convtf.
7762 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7764 * doc/extend.texi (Function Attributes) <noinline>: Mention
7765 asm ("") as method to keep calls.
7767 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7770 * doc/options.texi (Options): Replace references to opts.sh with
7772 * opts-common.c: Likewise.
7773 * optc-gen.awk: Likewise.
7775 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7777 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7779 2008-02-07 Richard Henderson <rth@redhat.com>
7782 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7783 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7786 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7788 PR tree-optimization/35085
7789 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7790 for operand entry oe2 in addition to operand entry oe3 in order to
7791 expose more opportunities for vectorizer sum reduction.
7793 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7796 * Makefile.in (LIBS): Remove $(GMPLIBS).
7797 (cc1-dummy, cc1): Add $(GMPLIBS).
7799 2008-02-06 Jan Hubicka <jh@suse.cz>
7802 * i386.md (moddf_integer): Do not produce partial memory stalls for
7803 targets where it hurts.
7805 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7808 * optabs.c (expand_float): Do not check for decimal modes when
7809 expanding unsigned integer through signed conversion.
7811 2008-02-06 Nick Clifton <nickc@redhat.com>
7813 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7814 inside the clobber with a match_operand and duplicated operand
7815 number in the constraint.
7816 (ineqbranchsi): Delete redundant comment.
7818 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7820 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7821 builtin_define ("__USE_INIT_FINI__").
7822 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7824 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7826 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7828 PR documentation/30330
7829 * doc/invoke.texi (C++ Dialect Options)
7830 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7831 For each warning option -Wfoo that allows -Wno-foo, ensure both
7832 -Wfoo and -Wno-foo are listed in the option index. Fix index
7833 entry of -Wswitch-default, index -Wnormalized= including the
7834 `=', and -Wlarger-than-@var{len} including @var{len}.
7836 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7838 * config/i386/i386.md (floatunssisf2): Use
7839 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7840 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7841 Macroize expander using MODEF mode iterator.
7843 2008-02-05 Diego Novillo <dnovillo@google.com>
7845 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7848 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7850 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7853 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7855 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7858 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7859 to indicate if a message should be generated.
7860 (init_cumulative_args): Updated.
7861 (function_value_32): Likewise.
7863 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7865 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7867 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7870 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7871 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7873 2008-02-04 Diego Novillo <dnovillo@google.com>
7875 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7878 * tree-vrp.c (vrp_evaluate_conditional): With
7879 -Wtype-limits, emit a warning when comparing against a
7880 constant outside the natural range of OP0's type.
7882 2008-02-04 Richard Guenther <rguenther@suse.de>
7885 * expr.c (count_type_elements): Give for unions instead of
7888 2008-02-04 Richard Guenther <rguenther@suse.de>
7891 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7892 to TYPE_DOMAINs base type instead of using bitsizetype here.
7894 2008-02-03 Jason Merrill <jason@redhat.com>
7896 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7898 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7901 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7902 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7903 (RS/6000 and PowerPC Options): Fix typos and markup.
7904 * doc/passes.texi (Tree-SSA passes): Likewise.
7906 2008-02-02 Michael Matz <matz@suse.de>
7909 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7910 from record_last_reg_set_info.
7911 (record_last_reg_set_info): Take an RTX argument, iterate over all
7912 constituent hardregs.
7913 (record_last_set_info, record_opr_changes): Change calls to
7914 new signature or to record_last_reg_set_info_regno.
7916 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7918 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7920 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7922 PR rtl-optimization/34773
7923 * reg-notes.def (EQUAL): Mention significance of combination of
7924 REG_EQUAL and REG_RETVAL.
7925 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7926 insn that has a REG_RETVAL.
7928 2008-02-01 Roger Sayle <roger@eyesopen.com>
7931 * configure.ac (--enable-fixed-point): Disable unless explicitly
7933 * configure: Regenerate.
7935 2008-02-01 Richard Guenther <rguenther@suse.de>
7938 * invoke.texi (-finline-limit): Remove no longer true parts
7939 of the documentation. Note that there is no default value.
7941 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7942 Mark Mitchell <mark@codesourcery.com>
7943 Ben Elliston <bje@au.ibm.com>
7946 * doc/extend.texi (Other Builtins): Document.
7948 2008-01-31 Tom Browder <tom.browder@gmail.com>
7950 * doc/c-tree.texi (Types): Fix grammar.
7951 (Expression trees): Ditto.
7952 * doc/passes.texi (Tree-SSA passes): Ditto.
7954 * doc/configterms.texi (Configure Terms): Fix typo.
7955 * doc/cpp.texi (Common Predefined Macros): Ditto.
7956 * doc/md.texi (Machine Constraints): Ditto.
7958 * doc/makefile.texi (Makefile): Add comma.
7960 2008-01-31 Tom Browder <tom.browder@gmail.com>
7961 Gerald Pfeifer <gerald@pfeifer.com>
7963 * doc/sourcebuild.texi (Front End): Remove references to CVS
7964 and CVSROOT/modules.
7965 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7966 (Back End): Remove reference to CVS.
7968 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7971 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7973 (mips16_gp_pseudo_reg): ...here.
7974 * config/mips/mips.md (load_const_gp): Replace with...
7975 (load_const_gp_<mode>): ...this :P-based insn.
7977 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7979 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7980 options. Minor fixes.
7981 (-std): Move reference to standards closer to where language
7982 standards are first mentioned.
7984 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7986 PR rtl-optimization/34995
7987 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7988 parameter and return a bool. If the rtx parameter is nonnull,
7989 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7990 (find_reloads): Update call accordingly. Pass the new operand
7991 if it needed no address reloads, otherwise pass null.
7993 2008-01-30 Richard Henderson <rth@redhat.com>
7996 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7997 for unbounded arrays.
7999 2008-01-30 Silvius Rus <rus@google.com>
8001 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8003 2008-01-30 Jan Hubicka <jh@suse.cz>
8006 * i386.c (init_cumulative_args): Use real function declaration when
8009 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8011 PR rtl-optimization/34998
8012 * global.c (build_insn_chain): Treat non-subreg_lowpart
8013 SUBREGs of pseudos as clobbering all the words covered by the
8014 SUBREG, not just all the bytes.
8015 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8016 original df_ref rather than an extract parameter.
8017 (global_conflicts): Update call accordingly.
8019 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8021 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8022 the overflow check to make it easier to read.
8023 (__fixtfdi): Change the type of the ll member in union
8024 long_double to UDItype_x.
8026 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8029 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8030 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8031 * tree-inline.c (fold_marked_statements): Call
8032 cgraph_update_edges_for_call_stmt if folding a call statement.
8033 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8034 debug_generic_stmt calls, reset it back afterwards.
8037 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8039 * c-typeck.c (build_external_ref): Don't pedwarn about
8040 static vars in current function's scope.
8042 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8044 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8046 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8049 * ipa-struct-reorg.c: Fix spelling.
8050 * params.def: Ditto.
8052 2008-01-29 Richard Guenther <rguenther@suse.de>
8055 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8057 * tree-inline.c (remap_type): Increment remapping_type_depth
8058 around remapping types.
8059 (copy_body_r): Only add referenced variables if they are referenced
8060 from code, not types.
8062 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8073 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8074 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8076 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8079 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8080 pointer for tiny stack.
8082 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8084 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8086 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8088 * config/vx-common.h: Fix typo in comment.
8090 2008-01-28 Ian Lance Taylor <iant@google.com>
8094 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8095 coalesce pointers if they have different DECL_NO_TBAA_P values.
8096 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8097 between variables with different DECL_NO_TBAA_P values.
8099 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8102 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8103 are not legitimate small data references on SPE targets.
8105 2008-01-28 David Daney <ddaney@avtrex.com>
8107 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8109 2008-01-28 David Daney <ddaney@avtrex.com>
8111 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8113 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8115 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8116 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8117 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8118 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8119 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8120 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8121 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8122 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8124 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8126 * basic-block.h (condjump_equiv_p): Fix comment.
8128 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8130 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8131 print_generic_stmt_indented): Fix comment.
8133 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8135 * configure.ac (__stack_chk_fail): Add detecion for availability
8136 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8137 * configure: Regenerate.
8139 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8142 * final.c (output_addr_const): Handle TRUNCATE.
8144 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8147 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8148 (zero_cost, infinite_cost): New constants.
8149 (struct cost_pair): Change type of cost to comp_cost.
8150 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8151 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8153 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8154 split_address_cost, ptr_difference_cost, difference_cost,
8155 get_computation_cost_at, get_computation_cost,
8156 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8157 determine_use_iv_cost_condition, determine_use_iv_costs,
8158 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8159 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8160 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8161 Change type of cost to comp_cost.
8162 (determine_iv_cost): Increase cost of non-original ivs, instead
8163 of decreasing the cost of original ones.
8164 (get_address_cost): Indicate the complexity of the addressing mode
8166 (try_add_cand_for): Prefer using ivs not specific to some object.
8167 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8169 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8170 Janis Johnson <janis187@us.ibm.com>
8173 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8174 (TARGET_INSTANTIATE_DECLS): Likewise.
8175 * target.h (expand_to_rtl_hook): New target hook.
8176 (instantiate_decls): Likewise.
8177 * function.c (instantiate_decl): Make non-static. Rename to...
8178 (instantiate_decl_rtl): ... this.
8179 (instantiate_expr): Use instantiate_decl_rtl.
8180 (instantiate_decls_1): Likewise.
8181 (instantiate_decls): Likewise.
8182 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8183 * function.h (instantiate_decl_rtl): Add prototype.
8184 * cfgexpand.c (target.h): New include.
8185 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8186 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8187 (TARGET_INSTANTIATE_DECLS): Likewise.
8188 (TARGET_INITIALIZER): New target hooks added.
8189 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8191 * config/rs6000/rs6000.c (tree-flow.h): New include.
8192 (machine_function): Add sdmode_stack_slot field.
8193 (rs6000_alloc_sdmode_stack_slot): New function.
8194 (rs6000_instantiate_decls): Likewise.
8195 (rs6000_secondary_memory_needed_rtx): Likewise.
8196 (rs6000_check_sdmode): Likewise.
8197 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8198 (TARGET_INSTANTIATE_DECLS): Likewise.
8199 (rs6000_hard_regno_mode_ok): Allow SDmode.
8200 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8201 (rs6000_emit_move): Handle SDmode.
8202 (function_arg_advance): Likewise.
8203 (function_arg): Likewise.
8204 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8205 SDmode var args for 32-bit compiles.
8206 (rs6000_secondary_reload_class): Handle SDmode.
8207 (rs6000_output_function_epilogue): Likewise.
8208 (rs6000_function_value): Simplify if statement.
8209 (rs6000_libcall_value): Likewise.
8210 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8211 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8212 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8213 (movsd_hardfloat): New define_insn.
8214 (movsd_softfloat): Likewise.
8215 (movsd_store): Likewise.
8216 (movsd_load): Likewise.
8217 (extendsddd2): Likewise.
8218 (extendsdtd2): Likewise.
8219 (truncddsd2): Likewise.
8220 (movdd_hardfloat64): Fixup comment.
8221 (UNSPEC_MOVSD_LOAD): New constant.
8222 (UNSPEC_MOVSD_STORE): Likewise.
8224 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8227 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8229 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8230 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8231 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8234 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8237 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8238 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8239 __LONGDOUBLE128 too.
8240 * config/rs6000/aix61.h: New file.
8242 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8244 PR rtl-optimization/34959
8245 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8246 popcount and parity rtxes the same mode as their operand.
8247 Truncate or extend the result to the return value's mode
8250 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8253 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8254 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8255 to GOT_VERSION_REGNUM.
8256 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8257 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8258 * config/mips/mips.c (mips_emit_call_insn): New function.
8259 (mips_call_tls_get_addr): Call mips_expand_call directly.
8260 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8262 (mips16_build_call_stub): Likewise. Return the call insn or null.
8263 (mips_expand_call): Update the call to mips16_build_call_stub
8264 accordingly and a remove redundant condition. Assert that MIPS16
8265 stubs do not use lazy binding. Use mips_emit_call_insn and return
8267 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8269 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8270 (mips_avoid_hazard): Remove hazard_set handling.
8271 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8272 (UNSPEC_RESTORE_GP): ...this.
8273 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8274 (FAKE_CALL_REGNO): Rename to...
8275 (GOT_VERSION_REGNUM): ...this.
8276 (type): Add "ghost" value. Add an associated insn reservation.
8277 (hazard_set): Remove.
8278 (exception_receiver): Rename to...
8279 (restore_gp): ...this and update the unspec identifier accordingly.
8280 (exception_receiver, nonlocal_got_receiver): New expanders.
8281 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8282 FAKE_CALL_REGNO. Remove hazard_set attribute.
8283 (set_got_version, update_got_version): New patterns.
8285 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8288 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8290 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8293 * doc/install.texi2html: Generate gcc-vers.texi.
8295 2008-01-25 DJ Delorie <dj@redhat.com>
8297 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8299 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8301 * config/c4x: Remove directory.
8302 * config.gcc (crx-*, mt-*): Mark obsolete.
8303 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8304 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8305 sh-*-rtemscoff*): Remove cases.
8306 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8307 * real.c (encode_c4x_single, decode_c4x_single,
8308 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8309 c4x_extended_format): Remove.
8310 * real.h (c4x_single_format, c4x_extended_format): Remove.
8311 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8313 (Pragmas): Remove comment about c4x pragmas.
8314 * doc/install.texi (c4x): Remove target-specific instructions.
8315 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8316 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8317 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8318 refer to C4x source files as examples.
8319 (C4X_FLOAT_FORMAT): Remove documentation.
8321 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8323 * config/bfin/bfin.c (override_options): Reorder tests so that
8324 flag_pic gets enabled for -msep-data.
8326 2008-01-25 Richard Guenther <rguenther@suse.de>
8329 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8330 to its bitfield precision if required.
8332 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8335 * tree-nested.c (walk_omp_for): New function.
8336 (convert_nonlocal_reference, convert_local_reference): Call
8337 walk_omp_for on OMP_FOR.
8338 (convert_call_expr): Call walk_body on OMP_FOR's
8339 OMP_FOR_PRE_INIT_BODY.
8341 2008-01-25 Richard Guenther <rguenther@suse.de>
8343 PR tree-optimization/34966
8344 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8345 default defs and PHI_NODEs we have to insert after the
8348 2008-01-24 Nick Clifton <nickc@redhat.com>
8350 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8351 Provide a default definition.
8352 (LIBGCC2_UNITS_PER_WORD): Likewise.
8354 * config/stormy16/stormy16.c: Include df.h for the prototype
8355 for df_regs_ever_live_p.
8356 (xstormy16_expand_builtin_va_start): Convert the stack offset
8357 into a component_ref and then use POINTER_PLUS_EXPR to add it
8358 to the incoming_virtual_args_rtx.
8359 (xstormy16_gimplify_va_arg_expr): Rename to
8360 xstormy16_gimplify_va_arg_expr.
8361 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8362 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8363 xstormy16_gimplify_va_arg_expr.
8364 Fix up some formatting issues.
8366 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8367 Move to predicates.md.
8368 (xs_hi_general_operand): Likewise.
8369 (xs_hi_nonmemory_operand): Likewise.
8370 * config/stormy16/predicates.md:
8371 (xstormy16_carry_plus_operand): New predicate.
8372 (xs_hi_general_operand): New predicate.
8373 (xs_hi_nonmemory_operand): New predicate.
8374 * config/stormy16/stormy16-protos.h:
8375 (xstormy16_carry_plus_operand): Delete prototype.
8376 (xs_hi_general_operand): Likewise.
8377 (xs_hi_nonmemory_operand): Likewise.
8379 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8380 modifiers as they are no longer needed and they can trigger
8381 reload spill failures.
8383 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8384 with a match_operand in order to help reload.
8386 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8387 constraint with 'e' for the 8th alternative as this version of
8388 the mov.w instruction only accepts the lower 8 registers.
8390 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8393 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8394 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8397 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8400 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8402 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8404 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8406 (remove_structure): Update allocations list before removing structure.
8408 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8410 * ipa-struct-reorg.c (is_safe_cond_expr,
8411 create_new_stmts_for_cond_expr): Use integer_zerop function,
8412 that recognize not only zero-pointer, but zero-integer too.
8414 2008-01-25 Ben Elliston <bje@au.ibm.com>
8417 * fixproto: Escape "." in sed expression that strips leading "./".
8419 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8422 * gcc.c (SWITCH_OK): Removed.
8423 (SWITCH_LIVE): Changed to bit.
8424 (SWITCH_FALSE): Likewise.
8425 (SWITCH_IGNORE): Likewise.
8426 (switchstr): Change live_cond to unsigned int.
8427 (process_command): Replace SWITCH_OK with 0.
8428 (do_self_spec): Likewise.
8429 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8430 (give_switch): Likewise.
8431 (used_arg): Likewise.
8432 (do_spec_1): Set the SWITCH_IGNORE bit.
8433 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8434 bits. Set the SWITCH_LIVE bit.
8436 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8438 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8440 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8442 PR tree-optimization/34472
8443 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8444 parameter to a "bool *" and set *DATA to false if there is
8445 an unsafe access. Do not delete the structure here.
8446 (check_cond_exprs): Delete it here instead.
8447 (check_cond_exprs, exclude_cold_structs): Do not increase
8448 I when removing a structure.
8450 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8453 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8454 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8456 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8459 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8460 a fixed vector for stack.
8462 2008-01-24 Ben Elliston <bje@au.ibm.com>
8465 * doc/gcc.texi (Software development): Add a direntry for g++.
8467 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8469 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8470 stale and straggling -fforce-addr comments above.
8472 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8474 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8475 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8477 2008-01-23 Michael Matz <matz@suse.de>
8480 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8483 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8485 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8488 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8490 * config/avr/avr.c (avr_current_arch): New variable.
8491 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8492 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8493 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8494 (avr_override_options): Init 'avr_current_arch'.
8495 (base_arch_s): Move from here...
8496 * config/avr/avr.h (base_arch_s): ... here. Add new members
8497 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8498 'mega' to 'have_jmp_call'.
8499 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8500 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8502 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8504 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8505 MULTILIB_MATCHES): (Ditto.).
8507 2008-01-23 Richard Guenther <rguenther@suse.de>
8510 * cgraphunit.c (cgraph_reset_node): Always mark the node
8511 not reachable if it is not queued already.
8513 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8515 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8516 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8517 (cputype_selected): New static variable.
8518 (bfin_handle_option): Set it if -mcpu is used.
8519 (override_option): Select default set of workarounds if no cpu type
8520 selected on the command line.
8521 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8523 From Michael Frysinger <michael.frysinger@analog.com>
8524 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8525 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8527 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8528 for bf547, bf523, bf524, and bf526.
8529 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8531 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8532 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8533 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8534 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8535 * doc/invoke.texi (Blackfin Options): Document that
8536 -mcpu now accept bf547, bf523, bf524, and bf526.
8538 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8540 PR rtl-optimization/34628
8541 * combine.c (try_combine): Stop and undo after the first combination
8542 if an autoincrement side-effect on the first insn has effectively
8545 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8548 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8549 Offset addresses are not valid for Altivec or paired float modes.
8551 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8554 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8555 if DECL_INITIAL (decl) is error_mark_node.
8558 * c-common.c (handle_vector_size_attribute): Only allow
8559 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8560 the same way as pointer, array etc. types.
8561 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8564 * tree.c (build_type_attribute_qual_variant): Call
8565 build_qualified_type if attributes are equal, but quals are not.
8567 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8570 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8571 * flags.h (warn_strict_aliasing): Remove.
8572 (warn_strict_overflow): Remove.
8573 * opts.c (warn_strict_aliasing): Remove.
8574 (warn_strict_overflow): Remove.
8575 * c-opts.c (c_common_handle_option): -Wall only sets
8576 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8577 (c_common_post_options): Give default values to -Wstrict-aliasing
8578 and -Wstrict-overflow if they are uninitialized.
8579 * common.opt (Wstrict-aliasing): Specify Var and Init.
8580 (Wstrict-overflow): Likewise.
8582 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8584 PR rtl-optimization/26854
8585 PR rtl-optimization/34400
8586 PR rtl-optimization/34884
8587 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8589 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8590 (df_rd_bb_info.expanded_lr_out): Deleted
8591 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8592 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8593 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8594 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8595 Removed code to allocate, initialize or free expanded_lr_out.
8596 (df_rd_bb_local_compute_process_def): Restructured to make more
8598 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8599 sets if the sets are being trimmed.
8601 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8604 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8605 (as_vers): Likewise.
8606 * configure: Regenerated.
8608 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8611 * tree-pass.h (pass_build_alias): New pass.
8612 * tree-ssa-alias.c (gate_build_alias): New.
8613 (pass_build_alias): New.
8614 * passes.c (init_optimization_passes): Add pass_build_alias after
8615 pass_create_structure_vars.
8617 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8619 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8620 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8621 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8622 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8623 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8624 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8625 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8626 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8627 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8628 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8629 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8630 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8631 * config/s390/s390.md (FP_ALL): New mode iterator.
8632 (_d): New mode attribute.
8633 ("*signbit<mode>2>"): Changed mode of first operand.
8634 ("isinf<mode>2"): Changed mode of first operand.
8635 ("*TDC_insn"): Adaptation for DFP modes.
8637 2008-01-22 Ben Elliston <bje@au.ibm.com>
8639 * tree.c (check_qualified_type): Improve function description.
8641 2008-01-21 Jason Merrill <jason@redhat.com>
8644 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8645 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8648 2008-01-21 DJ Delorie <dj@redhat.com>
8650 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8653 2008-01-21 Richard Guenther <rguenther@suse.de>
8656 * tree-cfg.c (verify_expr): Allow all invariant expressions
8657 instead of just constant class ones as reference argument.
8658 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8659 like any other constant.
8660 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8662 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8664 * regmove.c (fixup_match_1): Update call crossed frequencies.
8666 2008-01-21 Richard Guenther <rguenther@suse.de>
8669 * tree-inline.c (setup_one_parameter): Deal with mismatched
8670 types using a VIEW_CONVERT_EXPR.
8672 2008-01-21 Alon Dayan <alond@il.ibm.com>
8673 Olga Golovanevsky <olga@il.ibm.com>
8675 PR tree-optimization/34701
8676 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8677 when the structure size is not a power of 2.
8679 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8681 * doc/install.texi: Add doc for --enable-checking=df.
8683 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8685 PR rtl-optimization/34808
8686 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8688 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8690 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8693 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8695 PR rtl-optimization/26854
8696 PR rtl-optimization/34400
8697 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8699 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8700 (df_rd_bb_info.expanded_lr_out): New.
8701 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8702 * loop_iv.c (iv_analysis_loop_init): Ditto.
8703 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8704 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8705 Added code to allocate, initialize or free expanded_lr_out.
8706 (df_rd_bb_local_compute_process_def): Restructured to make
8707 more understandable.
8708 (df_rd_confluence_n): Add code to do nothing with fake edges and
8709 code to no apply invalidate_by_call sets if the sets are being trimmed.
8710 (df_lr_local_finalize): Renamed to df_lr_finalize.
8711 (df_live_local_finalize): Renamed to df_live_finalize.
8713 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8716 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8717 deciding whether to use reciprocal instructions.
8719 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8721 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8722 dwarf2out_note_section_used if cold_text_section is NULL.
8724 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8726 PR gcov-profile/34610
8727 * tree-cfg.c (make_edges): Mark both outgoing edges from
8728 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8729 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8730 from OMP_FOR and OMP_CONTINUE outgoing edges.
8732 * tree-profile.c (tree_profiling): Return early if
8733 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8735 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8736 from cfun to child_cfun.
8737 * function.h (struct function): Add after_tree_profile bit.
8739 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8741 * config/avr/avr.S (_exit): Disable interrupt.
8743 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8744 Steven Bosscher <stevenb.gcc@gmail.com>
8746 PR rtl-optimization/26854
8747 PR rtl-optimization/34400
8748 * df-problems.c (df_live_scratch): New scratch bitmap.
8749 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8750 (df_live_reset): Clear the proper bitmaps.
8751 (df_live_bb_local_compute): Only process the artificial defs once
8752 since the order is not important.
8753 (df_live_init): Init the df_live sets only with the variables
8754 found live by df_lr.
8755 (df_live_transfer_function): Use the df_lr sets to prune the
8756 df_live sets as they are being computed.
8757 (df_live_free): Free df_live_scratch.
8759 2008-01-18 Ian Lance Taylor <iant@google.com>
8761 * common.opt: Add fmerge-debug-strings.
8762 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8763 flag_merge_debug_strings rather than flag_merge_constants.
8764 * doc/invoke.texi (Option Summary): Mention
8765 -fmerge-debug-strings.
8766 (Debugging Options): Document -fmerge-debug-strings.
8768 2008-01-18 Ian Lance Taylor <iant@google.com>
8771 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8772 (struct tree_function_decl): Add new field operator_new_flag.
8773 * tree-inline.c (expand_call_inline): When inlining a call to
8774 operator new, force the return value to go into a variable, and
8775 set DECL_NO_TBAA_P on that variable.
8776 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8778 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8781 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8782 DWARF2_DEBUGGING_INFO.
8783 (dwarf2out_note_section_used): Ditto. Add prototype.
8784 (have_multiple_function_sections, text_section_used,
8785 cold_text_section_used, *cold_text_sections): Move declarations
8788 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8790 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8791 field and add signal_ra.
8792 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8793 assignments to frame state pc. Move end of stack check after
8794 MD_FALLBACK_FRAME_STATE_FOR.
8795 (uw_update_context_1): Use frame state signal_regs if set, instead
8796 of checking signal_frame flag.
8797 (uw_update_context): Use frame state signal_ra if set.
8798 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8799 * config/xtensa/linux-unwind.h: New file.
8801 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8803 * modulo-sched.c (get_sched_window): Fix comment typo.
8805 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8807 PR tree-optimization/34648
8808 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8810 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8812 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8813 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8815 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8817 PR rtl-optimization/34400
8818 * df-core.c (df_worklist_dataflow_overeager,
8819 df_worklist_dataflow_doublequeue): New functions.
8820 (df_worklist_dataflow): Two different worklist solvers.
8821 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8824 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8827 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8828 and ftree-parallelize-loops.
8830 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8832 PR rtl-optimization/34826
8833 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8835 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8837 * global.c (find_reg): Mark the eh regs as used if necessary.
8838 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8839 * ra.h (struct allocno): no_eh_reg field added. Changed
8840 no_stack_reg type to bitfield.
8842 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8844 * tree.c (substitute_in_expr): Add missing 'break'.
8846 2008-01-17 Richard Guenther <rguenther@suse.de>
8848 PR tree-optimization/34825
8849 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8850 x / x as division to handle.
8852 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8854 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8855 "-pthread" is specified.
8856 * pa-hpux11.h (LIB_SPEC): Likewise.
8858 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8859 Peter Bergner <bergner@vnet.ibm.com>
8861 PR rtl-optimization/33796
8862 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8864 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8866 PR libgfortran/34699
8867 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8869 * pa-hpux10.h (LINK_SPEC): Likewise.
8870 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8872 2008-01-16 Richard Guenther <rguenther@suse.de>
8875 * fold-const.c (fold_convert_const_int_from_int): Do not
8876 set overflow if that occured only because of a sign extension
8877 change when converting from/to a sizetype with the same
8878 precision and signedness.
8880 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8883 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8884 location address to the correct place. Update copyright year.
8886 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8888 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8889 no dependences in the dependence_relations vector.
8891 2008-01-16 Jan Hubicka <jh@suse.cz>
8893 PR rtl-optimization/31396
8894 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8895 * cfg.c (dump_reg_info): Print it.
8896 * regs.h (struct reg_info_t): add freq_calls_crossed.
8897 (REG_FREQ_CALLS_CROSSED): New macro.
8898 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8899 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8900 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8901 regmove_optimize): Update call crossed frequencies.
8902 * local-alloc.c (struct qty): Add freq_calls_crossed.
8903 (alloc_qty): Copute freq_calls_crossed.
8904 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8905 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8906 * ra.h (struct allocno): Add freq_calls_crossed.
8908 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8910 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8911 libgomp when compiling with ftree-parallelize-loops.
8912 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8914 2008-01-16 Richard Guenther <rguenther@suse.de>
8916 PR tree-optimization/34769
8917 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8918 * tree.c (int_cst_value): Instead make this function more
8919 permissive in what it accepts as valid input. Document this
8920 function always sign-extends the value.
8922 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8923 Richard Guenther <rguenther@suse.de>
8926 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8927 (gimple_fold_indirect_ref_rhs): ... this.
8928 (gimple_fold_indirect_ref): New function with foldings
8929 that preserve lvalueness.
8930 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8931 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8932 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8933 to fold an INDIRECT_REF, fall back to the old use of
8934 fold_indirect_ref_1.
8936 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8938 * tree-data-ref.c (subscript_dependence_tester_1): Call
8939 free_conflict_function.
8940 (compute_self_dependence): Same.
8942 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8945 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8946 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8948 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8949 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8950 for DWARF2_UNWIND_INFO targets.
8952 2008-01-16 Richard Guenther <rguenther@suse.de>
8955 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8956 type qualifiers for function types.
8958 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8960 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8961 loop_iterator li from previous commit.
8963 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8965 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8967 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8969 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8970 (parallelize_loops): Don't parallelize irreducible components.
8972 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8975 * c-opts (c_common_post_options): Do not enable CPP
8976 flag_pedantic_errors by default.
8978 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8980 PR rtl-optimization/31944
8981 * cse.c (remove_pseudo_from_table): New function.
8982 (merge_equiv_classes): Use above function to remove pseudo-registers.
8983 (invalidate): Likewise.
8985 2008-01-13 Richard Guenther <rguenther@suse.de>
8988 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8989 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8991 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8993 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8994 validate_change to unshare the source of the PC set.
8996 2008-01-12 Jan Hubicka <jh@suse.cz>
8999 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9000 references above array bounds. This might trigger bounds checks for
9003 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9005 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9006 new_replaceable_dependencies.
9008 2008-01-12 Doug Kwan <dougkwan@google.com>
9010 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9011 instead of OPT_Wreturn_type in warning due to ignored return type
9013 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9014 options included in -Wextra.
9015 * c.opt: New option -Wignored_qualifiers.
9016 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9017 -Wignore_qualifiers.
9018 (-Wignored-qualifiers): Document.
9019 (-Wreturn-type): Remove description of functionality now handled
9020 by -Wignored-qualifiers.
9022 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9025 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9026 NOP_EXPR if it is between integral types with the same precision.
9028 2008-01-12 Jan Hubicka <jh@suse.cz>
9031 * invoke.texi (max-inline-recursive-depth): Fix default value.
9033 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9035 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9038 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9040 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9042 2008-01-11 James E. Wilson <wilson@specifix.com>
9045 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9047 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9049 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9050 save/restore frame pointer register and don't use 'call-prologues'
9051 optimization in function with "OS_task" attribute.
9053 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9056 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9057 when copying to memory.
9059 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9061 PR rtl-optimization/30905
9062 * cfgcleanup.c: Include dce.h
9063 (crossjumps_occured): New global variable.
9064 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9065 If something changed, set crossjumps_occured to true.
9066 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9067 Don't add/remove fake edges to exit here...
9068 (cleanup_cfg): ...but do it here, when crossjumping.
9069 Run a fast DCE when successful crossjumps occured in the latest
9070 iteration of try_optimize_cfg.
9072 2008-01-11 Richard Guenther <rguenther@suse.de>
9074 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9075 (struct vn_unary_op_s): Likewise.
9076 (vn_reference_insert): Free old reference on hash collision.
9078 2008-01-10 Raksit Ashok <raksit@google.com>
9080 PR rtl-optimization/27971
9081 * combine.c (find_split_point): Split PLUS expressions which are
9082 inside a MEM rtx, and whose first operand is complex.
9084 2008-01-10 DJ Delorie <dj@redhat.com>
9086 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9087 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9088 (m32c_hard_regno_ok): Call the underlying function.
9090 2008-01-10 Richard Guenther <rguenther@suse.de>
9093 * tree-cfg.c (tree_merge_blocks): Do not go through the
9094 full-blown folding and stmt updating path if we just deal
9095 with virtual operands.
9096 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9097 test for abnormal SSA_NAMEs.
9099 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9102 * reload.c (push_reload): Add assertions. All constants from
9103 reg_equiv_constant should have been used for replacing the respective
9105 (find_reloads_address): Invoke find_reloads_address_part for
9106 constant taken from the reg_equiv_constant array.
9108 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9110 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9111 field (valnum) the first in the struct. Replace bools with
9114 2008-01-10 Richard Guenther <rguenther@suse.de>
9116 PR tree-optimization/34651
9117 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9118 types and ordering for masking and converting.
9120 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9122 PR tree-optimization/34017
9123 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9124 also for PHI_NODE expressions.
9126 2008-01-09 Jan Hubicka <jh@suse.cz>
9128 PR tree-optimization/34708
9129 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9130 based on number of case labels.
9131 (init_inline_once): Remove switch_cost.
9132 * tree-inline.h (eni_weights_d): Remove switch_cost.
9134 2008-01-09 Richard Guenther <rguenther@suse.de>
9135 Andrew Pinski <andrew_pinski@playstation.sony.com>
9138 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9139 temporary if an rvalue is ok or an lvalue is not required.
9141 2008-01-09 Richard Guenther <rguenther@suse.de>
9144 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9147 2008-01-09 Richard Guenther <rguenther@suse.de>
9150 * tree.c (host_integerp): Check for sizetype only if the
9151 type is an integer type.
9153 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9156 * opts.c (decode_options): Disable inlining of functions called
9157 once if not in unit-at-a-time mode.
9159 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9161 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9163 2008-01-08 Richard Guenther <rguenther@suse.de>
9166 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9167 out early if the result will be unused.
9169 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9174 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9175 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9178 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9180 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9181 for vectorization tuned.
9183 2008-01-08 Richard Guenther <rguenther@suse.de>
9185 PR tree-optimization/34683
9186 * tree-ssa-operands.c (operand_build_cmp): Export.
9187 * tree-ssa-operands.h (operand_build_cmp): Declare.
9188 * tree-vn.c (vuses_compare): Remove.
9189 (sort_vuses): Use operand_build_cmp.
9190 (sort_vuses_heap): Likewise.
9191 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9192 to re-use old VEC if available. Do not sort already sorted VUSEs.
9193 (vdefs_to_vec): Do not sort already sorted VDEFs.
9195 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9198 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9200 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9203 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9204 limitations of reciprocal sequences on x86 targets.
9206 2008-01-08 Richard Guenther <rguenther@suse.de>
9208 PR tree-optimization/34683
9209 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9211 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9214 * config/darwin.c (darwin_mergeable_string_section): Don't use
9215 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9217 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9220 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9221 negxf2. Macroize expander using X87MODEF mode iterator. Change
9222 predicates of op0 and op1 to register_operand.
9223 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9224 expander using X87MODEF mode iterator. Change predicates of
9225 op0 and op1 to register_operand.
9226 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9227 corresponding patterns and macroize using MODEF macro. Change
9228 predicates of op0 and op1 to register_operand and remove
9229 "m" constraint. Disparage "r" alternative with "!".
9230 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9231 macroize using X87MODEF macro. Change predicates of op0 and op1
9232 to register_operand and remove "m" constraint. Disparage "r"
9233 alternative with "!".
9234 (absneg splitter with memory operands): Remove.
9235 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9236 patterns and macroize using X87MODEF mode iterator.
9237 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9238 Change predicate of op1 to register_operand.
9239 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9240 for memory operands.
9242 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9244 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9246 2008-01-07 Richard Guenther <rguenther@suse.de>
9248 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9251 2008-01-07 Richard Guenther <rguenther@suse.de>
9253 PR tree-optimization/34683
9254 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9255 VOPs of the needed size to save memory. Use VEC_quick_push
9256 to save compile-time.
9257 (vdefs_to_vec): Likewise.
9259 2008-01-07 Sa Liu <saliu@de.ibm.com>
9261 * config/spu/spu.md (divdf3): Genetate inline code for double
9262 division. The implementation doesn't handle INF or NAN, therefore it
9263 only applies when -ffinite-math-only is given.
9265 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9268 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9269 * doc/cpp.texi ([Common Predefined Macros]): Document.
9271 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9273 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9274 order to use commutative addition instead of subtraction.
9276 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9277 Mircea Namolaru <namolaru@il.ibm.com>
9278 Vladimir Yanovsky <yanov@il.ibm.com>
9279 Revital Eres <eres@il.ibm.com>
9281 PR tree-optimization/34263
9282 * tree-outof-ssa.c (process_single_block_loop_latch,
9283 contains_tree_r): New functions.
9284 (analyze_edges_for_bb): Call process_single_block_loop_latch
9285 function to empty single-basic-block latch block if possible.
9287 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9289 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9291 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9293 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9295 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9297 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9299 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9301 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9303 PR tree-optimization/34618
9304 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9307 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9310 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9311 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9312 Update copyright year.
9314 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9315 Update copyright year.
9316 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9319 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9321 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9322 edge does not point to current bb before changing need_assert.
9324 2008-01-04 Richard Guenther <rguenther@suse.de>
9327 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9328 for verifying purposes if they are is_gimple_min_invariant.
9330 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9332 PR tree-optimization/34448
9333 PR tree-optimization/34465
9334 * gimplify.c (gimplify_init_constructor): Add new parameter
9335 notify_temp_creation. Use it.
9336 (gimplify_modify_expr_rhs): Take volatiles into account when
9337 optimizing constructors.
9338 Do not optimize constructors if gimplify_init_constructor will dump to
9340 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9341 * gcc.c-torture/compile/pr34448.c: New.
9343 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9345 PR gcov-profile/34609
9346 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9347 return_slot if result is TREE_ADDRESSABLE.
9349 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9351 * config/mips/mips.md (sqrt_condition): Tweak comment.
9352 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9354 2008-01-03 Tom Tromey <tromey@redhat.com>
9357 * c-common.c (c_type_hash): Handle VLAs.
9359 2008-01-03 Jan Hubicka <jh@suse.cz>
9361 PR tree-optimization/31081
9362 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9363 0 when inlining and not inlining to first basic block.
9364 (remap_decl): When var is initialized to 0, don't set default_def.
9365 (expand_call_inline): Set entry_bb.
9366 * tree-inline.h (copy_body_data): Add entry_bb.
9368 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9371 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9374 PR tree-optimization/29484
9375 * tree-inline.c (inline_forbidden_p_2): New function.
9376 (inline_forbidden_p): Disallow inlining if some static var
9377 has an address of a local LABEL_DECL in its initializer.
9378 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9381 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9383 PR tree-optimization/34635
9384 * tree-data-ref.c (add_other_self_distances): Make sure that the
9385 evolution step is constant.
9387 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9390 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9392 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9394 * tree-sra.c (scalarize_init): Insert the generate_element_init
9395 statements after the generate_element_zero statements.
9397 2008-01-02 Richard Guenther <rguenther@suse.de>
9401 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9402 for very large number of operands instead of ICEing.
9404 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9407 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9408 while stack probing.
9410 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9412 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9415 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9418 * tree-mudflap.c (mx_register_decls): Guard warning by
9419 !DECL_ARTIFICIAL check.
9421 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9423 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9424 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9425 sse5_perm<mode>): Fix constraints.