1 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5 * cfglayout.c (block_locators_blocks,
6 insn_locators_initialize, insn_scope): Use VEC instead of
9 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11 * config/sparc/predicates.md (const_compl_high_operand): New.
12 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
14 (sparc_emit_set_const64_quick1): Adjust for above change.
15 (sparc_emit_set_const64_quick2): Likewise.
16 (sparc_emit_set_const64_longway): Likewise.
17 (sparc_emit_set_const64): Likewise.
18 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
19 movdi_const64_special): Delete.
20 (logical constant splitters): Use const_compl_high_operand.
22 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
24 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
25 rather than STRIP_NOPS.
27 2005-05-03 Jakub Jelinek <jakub@redhat.com>
29 PR rtl-optimization/21330
30 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
32 (unswitch_single_loop): Clear cinsn when retrying.
35 * config/i386/i386.c (legitimize_address): When canonicalizing
36 ASHIFT into MULT, multiply by 1 << shift_count instead of
37 1 << log2 (shift_count).
39 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
41 * lambda-code.c (gcc_loop_to_lambda_loop,
42 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
43 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
44 generic operand interface.
45 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
46 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
47 generic operand interface.
48 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
49 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
50 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
51 num_imm_uses): Use ssa_use_operand_t.
52 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
53 get_v_must_def_ops): Delete.
54 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
55 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
56 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
57 get_v_must_def_kill_ptr): Delete.
58 (delink_stmt_imm_use): Move and use new operand interface.
59 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
60 op_iter_next_tree): Use new operand implementation.
61 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
62 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
64 (op_iter_next_mustdef, op_iter_next_maydef,
65 op_iter_next_must_and_may_def): Delete. Replace with...
66 (op_iter_next_maymustdef): New. Combine must and may next operations.
67 (op_iter_init_maydef, op_iter_init_mustdef,
68 op_iter_init_must_and_may_def): Use new interface.
69 (single_ssa_tree_operand ): New. Process single operands only as trees.
70 (single_ssa_use_operand): New. Process single operands only as uses.
71 (single_ssa_def_operand): New. Process single operands only as defs.
72 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
74 (num_ssa_operands): New. Count the number of specified operands.
75 (compare_ssa_operands_equal): New. Compare two statements' operands.
76 (single_phi_def): New. Return true if PHI has one def of the specified
78 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
79 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
80 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
81 (struct stmt_ann_d): Operands field no longer require GTY().
82 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
83 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
84 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
85 dump_replaceable_exprs, rewrite_trees): Use generic interface.
86 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
87 Use use_operand_p instead of ssa_imm_use_t *.
88 * tree-pretty-print.c (dump_vops): check if operands are active before
89 dumping virtual operands.
90 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
91 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
92 (ccp_fold): Use new interface.
93 (ccp_visit_stmt): Remove unused variables and code.
94 (convert_to_gimple_builtin): Insert statements before calling
95 mark_new_vars_to_rename.
96 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
97 (copy_prop_visit_cond_stmt): Use generic interface.
98 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
100 (thread_across_edge): Use generic interface.
101 (initialize_hash_element): Initialzie with stmt, not annotation.
102 (eliminate_redundant_computations): Use generic interface.
103 (record_equivalences_from_stmt): Pass stmt, not annotation.
104 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
106 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
107 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
108 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
109 generic operand interface.
110 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
112 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
114 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
115 (build_defs, build_uses, build_v_may_defs, build_vuses,
116 build_v_must_defs): Change type to struct opbuild_list_d.
117 (ops_active): New. Operands active boolean.
118 (operand_memory, operand_memory_index): New. Operand memory managers.
119 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
120 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
121 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
122 Change from functions to static variable list heads.
123 (opbuild_initialize_virtual): New. Initialize a virtual build list.
124 (opbuild_initialize_real): New. Initialize a virtual build list.
125 (opbuild_free): New. Free a build list.
126 (opbuild_num_elems): New. Number of items in a list.
127 (opbuild_append_real): New. Add a real (tree *) operand.
128 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
129 (opbuild_first): New. Return first element index in a list.
130 (opbuild_next): New. Return next element in a list.
131 (opbuild_elem_real): New. Return real element.
132 (opbuild_elem_virtual): New. Return virtual element.
133 (opbuild_elem_uid): New. Return UID of virtual element.
134 (opbuild_clear): New. Reset an operand list.
135 (opbuild_remove_elem): New. Remove an element form a list.
136 (ssa_operands_active): New. Return true if operand cache is active.
137 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
138 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
139 (correct_use_link): Use use_operand_p.
140 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
141 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
142 (cleanup_v_may_defs): Use new implmentation.
143 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
145 (append_def, append_use, append_v_may_def, append_vuse,
146 append_v_must_def): Call opbuild_append routine instead of using varray.
147 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
148 global parse_old_ops variable.
149 (free_ssa_operands): New implementation.
150 (update_stmt_operands): Move. Change argument to build_ssa_operands.
151 (copy_virtual_operands): Move. New generic implementation.
152 (create_ssa_artficial_load_stmt): Move. New implementation.
153 (swap_tree_operands): Update for new implementation.
154 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
155 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
156 rather than a varray.
157 (verify_imm_links): Use use_operand_p.
158 (dump_immediate_uses_for): If the immediate use variable is a virtual
159 variable, show the virtual ops in the stmt.
160 * tree-ssa-operands.h (def_operand_p): No longer a structure.
161 (NULL_DEF_OPERAND_P): Now a #define.
162 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
163 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
164 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
165 mustdef_optype_d): New. Use Linked list representation.
166 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
167 (struct ssa_operand_memory_d): New. Allocated Chunk node.
168 (struct stmt_operands_d): Change to new pointers that are not GTY.
169 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
170 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
171 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
172 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
173 SET_V_MUST_DEF_KILL): Delete.
174 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
175 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
176 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
177 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
178 (enum ssa_op_iter_type): Operand iterator typechecking values.
179 (struct ssa_operand_iterator_d): Use linked lists of operands.
180 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
181 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
182 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
183 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
184 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
185 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
186 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
187 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
188 * tree-ssa-opfinalize.h: New. Function templates for expansion.
189 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
190 alloc_vuse, and alloc_mustdef.
191 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
192 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
193 and finalize_ssa_v_must_def_ops.
194 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
195 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
197 (compute_avail): Use generic iterator interface.
198 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
199 (stmt_makes_single_load, stmt_makes_single_store): Use
201 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
202 (statement_sink_location): Use generic interface.
203 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
204 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
205 reset the immediate use link nodes.
206 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
207 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
208 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
209 (eliminate_tail_call): Use generic operand interface.
210 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
211 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
213 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
215 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
216 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
218 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
219 Use statement pointer instead of vuse_optype. Use generic interface.
220 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
221 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
222 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
223 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
224 * doc/tree-ssa.texi: Update documentation for operand interface.
226 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
228 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
229 gcc_unreachable as appropriate.
230 (machopic_function_base_name, machopic_indirect_data_reference,
231 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
232 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
233 * config/rs6000/altivec.md (*mov<mode>_internal,
234 build_vector_mask_for_load): Likewise.
235 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
236 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
237 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
238 * config/rs6000/predicates.md (easy_fp_constant,
239 logical_operand): Likewise.
240 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
241 compute_save_world_info, rs6000_emit_prologue,
242 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
243 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
246 2005-05-03 Uros Bizjak <uros@kss-loka.si>
249 * convert.c (convert_to_integer): Convert ceil and floor in
252 2005-04-29 Geoffrey Keating <geoffk@apple.com>
255 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
256 define_insn_and_split. Split only when memory operand is
257 offsettable. Use adjust_address rather than plus_constant.
258 (floatunssidf2_internal): Likewise.
259 (fix_truncdfsi2_internal): Split only when memory operand is
260 offsettable. Use adjust_address rather than plus_constant.
261 (fix_trunctfsi2_internal): Likewise.
262 (floatsidf2_internal): Likewise.
264 2005-05-02 Diego Novillo <dnovillo@redhat.com>
266 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
267 (set_value_range_to_null): Likewise.
268 (set_value_range_to_varying): New function. Use it in all
269 call sites that used to call set_value_range (vr, VR_VARYING, ...).
270 (extract_range_from_assert): If the integral type has a
271 super-type, and LIMIT is not within MIN and MAX values of that
272 type, set the resulting range to VR_VARYING.
274 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
276 * config/mmix/mmix.opt: New file.
277 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
278 (mmix_cc1_ignored_option): Don't declare.
279 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
280 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
281 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
282 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
283 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
284 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
285 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
286 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
288 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
289 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
290 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
292 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
295 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
296 * c-decl.c (current_function_prototype_built_in,
297 current_function_prototype_arg_types): New.
298 (merge_decls): Keep source location of prototype followed by
299 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
300 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
301 (start_function): Always set current_function_prototype_locus,
302 current_function_prototype_built_in and
303 current_function_prototype_arg_types. Check for external
304 prototype whether or not visible for external function and set
305 current_function_prototype_arg_types accordingly.
306 (store_parm_decls_oldstyle): Use
307 current_function_prototype_arg_types for checking old-style
308 definition against prototype. Give warnings only if
309 current_function_prototype_built_in).
311 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
313 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
314 (ggc_alloc_zone_stat): Don't define.
315 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
316 ggc_alloc_zone_pass_stat.
317 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
318 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
319 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
321 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
323 * calls.c (expand_call): Handle current_function_pretend_args_size
324 when checking for sibcalls.
326 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
328 PR tree-optimization/21294
329 * tree-vrp.c (vrp_expr_computes_nonzero): New.
330 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
332 2005-05-02 Janis Johnson <janis187@us.ibm.com>
335 * gcov-io.h: Declare gcov external functions hidden.
337 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
339 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
340 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
341 Use VEC instead of VARRAY.
344 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
347 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
349 * c-common.c (resolve_overloaded_builtin): Forward to target
350 hook for BUILT_IN_MD built-ins.
351 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
352 for all types of built-in.
353 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
354 in the definition of the target hooks struct.
355 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
356 * config/rs6000/altivec.h: Rewritten.
357 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
358 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
359 rs6000_builtin_type, rs6000_builtin_type_compatible,
360 altivec_overloaded_builtins, rs6000_builtin_type,
361 rs6000_builtin_type_compatible): New.
362 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
364 (def_builtin): Turn into a function. Check for duplicates and store
365 the builtin into rs6000_builtin_decls.
366 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
367 bdesc_1arg): Add overloaded builtins.
368 (altivec_expand_builtin): Check for unresolved overloaded builtins,
369 do not support ALTIVEC_COMPILETIME_ERROR.
370 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
371 nodes to represent front-end types.
372 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
373 with opaque arguments and/or return values.
374 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
375 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
376 (rs6000_builtin_type_index): New.
377 (is_ev64_opaque_type): Rename to...
378 (rs6000_is_opaque_type): ... this.
379 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
382 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
384 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
387 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
388 Bernd Schmidt <bernd.schmidt@analog.com>
390 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
391 print_address_operand, print_operand, legitimize_pic_address,
392 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
393 output_pop_multiple): Use gcc_assert or gcc_unreachable as
395 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
397 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
399 * doc/passes.texi: Document vectorization pass.
401 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
403 * tree-scalar-evolution.c (get_exit_conditions_rec,
404 select_loops_exit_conditions,
405 number_of_iterations_for_all_loops,
406 analyze_scalar_evolution_for_all_loop_phi_nodes,
407 scev_analysis): Use VEC instead of VARRAY.
409 2005-05-02 Michael Matz <matz@suse.de>
412 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
413 (warn_strict_null_sentinel): Define.
414 (check_function_sentinel): Check for null_node as valid sentinel too.
415 * c-common.h (c_tree_index): Added CTI_NULL.
416 (null_node) Define global_tree[CTI_NULL].
417 (warn_strict_null_sentinel): Declare.
418 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
419 * c.opt: (Wstrict-null-sentinel): New C++ option.
420 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
422 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
424 * gimplify.c (gimplify_compound_lval): Use VEC instead of
427 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
429 * dwarf2out.c (decl_scope_table, push_decl_scope,
430 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
433 2005-05-01 Mark Mitchell <mark@codesourcery.com>
436 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
438 * doc/cpp.texi (__DEPRECATED): Document.
439 (__EXCEPTIONS): Likewise.
440 (__GXX_WEAK__): Likewise.
442 * function.c (INVOKE__main): Do not define.
443 (expand_main_function): Check HAS_INIT_SECTION when determining
444 whether or not to call __main.
446 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
448 * tree-ssa-loop-ivopts.c: Fix a comment typo.
450 2005-01-05 Paul Brook <paul@codesourcery.com>
452 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
453 (INITIALIZE_TRAMPOLINE): Use it.
454 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
455 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
456 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
458 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
460 * doc/install.texi (Specific): Omit dots in the @anchors names
461 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
462 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
464 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
466 PR tree-optimization/18316
467 PR tree-optimization/19126
468 * tree.c (build_int_cst_type): Avoid shift by size of type.
469 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
471 * tree-scalar-evolution.h (simple_iv): Declaration changed.
472 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
474 (dump_cand): Dump depends_on information.
475 (determine_biv_step): Add argument to simple_iv call.
476 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
477 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
479 (add_candidate_1): Record depends_on for candidates.
480 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
481 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
482 Handle ivs with nonconstant step.
483 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
484 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
485 (create_new_iv): Unshare the step before passing it to create_iv.
486 (free_loop_data): Free cand->depends_on.
487 (build_addr_strip_iref): New function.
488 (find_interesting_uses_address): Use build_addr_strip_iref.
489 (strip_offset_1): Split the recursive part from strip_offset.
490 Strip constant offset component_refs and array_refs.
491 (strip_offset): Split the recursive part to strip_offset_1.
492 (add_address_candidates): Removed.
493 (add_derived_ivs_candidates): Do not use add_address_candidates.
494 (add_iv_value_candidates): Add candidates with stripped constant
495 offset. Consider all candidates with initial value 0 important.
496 (struct affine_tree_combination): New.
497 (aff_combination_const, aff_combination_elt, aff_combination_scale,
498 aff_combination_add_elt, aff_combination_add,
499 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
500 fold_affine_sum): New functions.
501 (get_computation_at): Use fold_affine_sum.
502 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
503 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
506 2005-04-30 Michael Matz <matz@suse.de>
508 * config/i386/i386.md (movmemsi): Also active when
509 TARGET_INLINE_ALL_STRINGOPS.
511 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
514 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
516 2005-04-30 Paul Brook <paul@codesourcery.com>
518 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
520 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
521 * config/arm/ieee754-sf.S: Ditto.
522 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
523 (FUNC_ALIAS): Use .thumb_set for thumb routines.
525 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
527 * tree-ssanames.c: Fix a comment typo.
528 * doc/options.texi: Fix a typo.
530 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
532 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
533 gcc_unreachable as appropriate.
534 (split_adds_subs, cond_string, print_operand,
535 h8300_initial_elimination_offset, h8300_classify_operand,
536 h8300_unary_length, h8300_short_immediate_length,
537 h8300_bitfield_length, h8300_binary_length,
538 h8300_insn_length_from_table, compute_mov_length, output_plussi,
539 compute_plussi_length, compute_plussi_cc, output_logical_op,
540 compute_logical_op_length, compute_logical_op_cc,
541 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
542 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
543 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
544 h8300_regs_ok_for_stm): Likewise.
545 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
546 monitor_prologue): Likewise.
548 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
550 * loop-invariant.c (invariants, create_new_invariant,
551 get_inv_cost, best_gain_for_invariant,
552 find_invariants_to_move, move_invariants,
553 init_inv_motion_data, free_inv_motion_data): Use VEC instead
556 2005-04-29 Richard Henderson <rth@redhat.com>
558 * function.c (instantiate_decls): Remove valid_only argument.
559 (instantiate_decls_1, instantiate_decl): Likewise.
560 (instantiate_virtual_regs_1): Delete.
561 (instantiate_virtual_regs_lossage): Delete.
562 (instantiate_virtual_regs_in_rtx): New.
563 (safe_insn_predicate): New.
564 (instantiate_virtual_regs_in_insn): New.
565 (instantiate_virtual_regs): Update to match all that. Only run
566 instantiate_decls once.
568 2005-04-29 Richard Henderson <rth@redhat.com>
569 Daniel Jacobowitz <dan@codesourcery.com>
571 * gengtype.c (write_func_for_structure): Split out ...
572 (output_type_enum): ... new function. Fix thinko accessing
573 TYPE_PARAM_STRUCT data.
575 2005-04-29 Tom Tromey <tromey@redhat.com>
577 * tree.c (build_block): Removed unused 'tags' argument.
578 * tree.h (build_block): Removed argument.
580 2005-04-29 Michael Matz <matz@suse.de>
582 PR rtl-optimization/21144
583 * postreload.c (reload_cse_move2add): Check for VOIDmode.
585 2005-04-29 Bob Wilson <bob.wilson@acm.org>
587 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
590 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
592 PR tree-optimization/21030
593 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
594 ranges where VR->MAX is smaller than VR->MIN.
596 2005-04-29 Devang Patel <dpatel@apple.com>
598 PR tree-optimization/21272
599 PR tree-optimization/21266
600 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
602 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
604 * tree-flow-inline.h: Fix a comment typo.
605 * doc/tree-ssa.texi: Fix a typo.
607 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
609 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
611 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
612 gcc_unreachable as appropriate.
613 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
614 fr30_print_operand, fr30_move_double): Likewise.
615 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
617 2005-04-29 Mark Mitchell <mark@codesourcery.com>
619 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
620 definition has already been provided.
621 (ARM_EABI_DTORS_SECTION_OP): Likewise.
622 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
623 (ARM_EABI_DTORS_SECTION_OP): Likewise.
625 2005-04-29 Jim Tison <jtison@us.ibm.com>
627 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
628 trace hooks calls to improve performance.
630 2005-04-29 Julian Brown <julian@codesourcery.com>
631 Mark Mitchell <mark@codesourcery.com>
632 Paul Brook <paul@codesourcery.com>
634 * crtstuff.c: Handle targets that use .init_array.
635 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
636 that INVOKE__main is set correctly.
637 (expand_main_function): Test INVOKE__main.
638 * libgcc2.c: Do not define __main when using .init_array.
639 * config/arm/arm.c (arm_elf_asm_constructor): New function.
640 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
642 (DTORS_SECTION_ASM_OP): Likewise.
643 (CTOR_LIST_BEGIN): Define specially when in libgcc.
644 (CTOR_LIST_END): Likewise.
645 (DTOR_LIST_BEGIN): Likewise.
646 (DTOR_LIST_END): Likewise.
647 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
648 (FINI_SECTION_ASM_OP): Likewise.
649 (INIT_ARRAY_SECTION_ASM_OP): Define.
650 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
651 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
652 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
653 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
654 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
656 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
658 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
659 gcc_assert and gcc_unreachable as appropriate.
660 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
661 const_int_cost, output_move_const_into_data_reg,
662 output_move_qimode, output_move_double, find_addr_reg,
663 print_operand, print_operand_address): Likewise.
664 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
665 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
666 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
667 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
668 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
669 conditional_trap): Likewise.
670 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
672 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
674 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
675 gcc_unreachable as appropriate.
676 (gen_conditional_move, xtensa_split_operand_pair,
677 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
678 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
679 xtensa_copy_incoming_a7, xtensa_output_literal,
680 xtensa_output_literal, xtensa_output_literal): Likewise.
681 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
682 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
683 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
684 movsicc_internal1, movsfcc_internal0,
685 movsfcc_internal1): Likewise.
687 2005-04-28 James E Wilson <wilson@specifixinc.com>
689 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
690 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
692 2005-04-28 DJ Delorie <dj@redhat.com>
694 * opt-functions.awk (var_set): Emit proper initializer for
695 non-target bitfields.
697 2005-04-28 Devang Patel <dpatel@apple.com>
699 * dbxout.c (have_used_extensions): Remove.
700 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
701 have_used_extensions.
703 2005-04-28 James E Wilson <wilson@specifixinc.com>
705 * doc/install.texi: Update -enable-languages info. Correct path to
708 2005-04-28 DJ Delorie <dj@redhat.com>
710 * optc-gen.awk (END): Make sure no variable is defined more
712 * opth-gen.awk (END): Allocate bits on a per-variable basis.
713 Allow for bitfield variables other than target_flags.
714 * doc/options.text (Mask): Document that you may specify a
715 variable other than target_flags.
717 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
719 PR rtl-optimization/18877
720 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
723 2005-04-28 David Edelsohn <edelsohn@gnu.org>
726 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
728 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
729 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
730 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
732 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
734 * arm.c (legitimize_pic_address): Fix sense of assertion test for
735 creating pseudos when the base offset is too large.
737 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
739 * global.c (earlyclobber_regclass): Change the type to
741 (check_earlyclobber): Update uses of earlyclobber_regclass.
742 (mark_reg_use_for_earlyclobber): Likewise.
743 (calculate_local_reg_bb_info): Allocate and free
744 earlyclobber_regclass using the VEC API.
746 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
748 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
751 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
753 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
756 * config.gcc: Obsolete c4x-* and tic4x-*.
758 * tree.h (edge_def): Remove.
760 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
761 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
762 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
763 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
766 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
767 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
768 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
769 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
770 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
771 machmode.def, mips-tfile.c, params.c, pretty-print.c,
772 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
773 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
774 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
775 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
776 config/i386/cygming.h, config/i386/djgpp.h,
777 config/i386/lynx.h, config/i386/netware.c,
778 config/i386/winnt.c, config/ia64/ia64-c.c,
779 config/iq2000/iq2000.c, config/m32r/little.h,
780 config/m68k/m68k-protos.h, config/m68k/m68k.h,
781 config/m68k/m68k.md, config/mcore/mcore.c,
782 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
783 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
784 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
785 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
786 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
787 config/pdp11/pdp11.h, config/rs6000/darwin.h,
788 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
789 config/s390/2064.md, config/s390/2084.md,
790 config/s390/s390-modes.def, config/s390/s390-protos.h,
791 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
792 config/stormy16/stormy16.c, config/vax/vax-protos.h,
793 config/vax/vax.c, config/vax/vax.h,
794 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
797 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
799 * c-typeck.c (build_compound_expr): Correct logic in last change.
801 2005-04-27 James E. Wilson <wilson@specifixinc.com>
803 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
804 parameters. Replace conditional move code with assert checking for
805 ar.lc. Delete obsolete comments.
806 (set_src_needs_barrier): Delete cond parameter, and code using it.
807 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
808 assert checking for PR_REGS. Fix calls to update_set_flags and
809 set_src_needs_barrier.
810 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
811 callers. Rewrite explanatory comment before the function.
812 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
815 2005-04-27 Mike Stump <mrs@apple.com>
817 * doc/cpp.texi: gcc now implements universal character names.
819 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
822 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
823 being a compound expression whose right-hand side is cast to void.
825 2005-04-27 Caroline Tice <ctice@apple.com>
827 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
828 Remove targetm.have_named_sections test.
829 (fix_edges_for_rarely_executed_code): Likewise.
830 (insert_section_boundary_note): Likewise.
831 (reorder_basic_blocks): Check partitioning flag before calling
832 verify_hot_cold_block_grouping.
833 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
834 the function struct rather than global variables.
835 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
836 (COLD_END_LABEL): Likewise
837 (cold_text_section_label): New static global variable.
838 (cold_end_label): Likewise.
839 (dwarf2out_switch_text_section): Get hot/cold section labels from
840 the function struct rather than global variables; test to make sure
842 (output_aranges): Use cold_text_section_label and cold_end_label;
843 check partitioning flag before putting out delta.
844 (output_ranges): Remove incorrect code attempting to use
846 (output_line_info): Get cold section label from function struct; test
847 to make sure cfun is defined.
848 (add_location_or_const_value_attribute): Likewise.
849 (dwarf2out_var_location): Likewise.
850 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
851 write out cold_text_section_label if partition flag is set.
852 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
853 * function.h (struct function): Add new fields to point to hot/cold
854 section labels: hot_section_label, cold_section_label,
855 hot_section_end_label and cold_section_end_label; also add new field
856 for cold text section name, unlikely_text_section_name.
857 * opts.c (decode_options): Turn off partitioning flag if
858 !targetm.have_named_sections.
859 * output.h (hot_section_label): Remove.
860 (hot_section_end_label): Remove.
861 (cold_section_end_label): Remove.
862 (unlikely_section_label): Remove.
863 (unlikely_text_section_name): Remove.
864 * passes.c (rest_of_handle_final): Remove extra blank line.
865 * varasm.c (unlikely_section_label): Remove.
866 (hot_section_label): Remove.
867 (hot_section_end_label): Remove.
868 (cold_section_end_label): Remove.
869 (unlikely_text_section_name): Remove.
870 (initialize_cold_section_name): Modify to call
871 targetm.strip_name_encoding; to store cold section name in current
872 function struct, if it exists; and to only use the decl_section_name
873 if flag_named_sections is true.
874 (unlikely_text_section): Modify to get section name out of current
875 function struct, if there is one; otherwise build it from
876 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
877 (in_unlikely_text_section): Likewise.
878 (named_section): Modify to get/put cold section name in current function
879 struct, if there is one.
880 (function_section): Change 'bool unlikely' to 'int reloc'; check
881 targetm.have_named_sections before calling named_section.
882 (current_function_section): Likewise.
883 (assemble_start_function): Modify to get/put unlikely_text_section_name
884 in current function struct; modify to get hot/cold section labels
885 from function struct; initialize labels using
886 ASM_GENERATE_INTERNAL_LABEL;
887 test partitioning flag before writing out hot section label.
888 (assemble_end_function): Test partitioning flag before writing out
889 hot/cold section labels.
890 (default_section_type_flags_1): Get cold text section name from
891 function struct if there is one; Set flags correctly for
892 cold text section if there is not a current function struct.
894 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
896 * tree-ssa-propagate.c (set_rhs): Revert last change.
898 2005-04-27 Steve Ellcey <sje@cup.hp.com>
900 * explow.c (convert_memory_address): Add gcc_assert.
902 2005-04-27 Mark Mitchell <mark@codesourcery.com>
904 * configure.ac: Check for ld --sysroot support.
905 * gcc.c: Document %R specifier for specs.
906 (SYSROOT_SPEC): New macro.
907 (sysroot_spec): New variable.
908 (static_specs): Add sysroot_spec.
909 (main): Pass the sysroot spec to the linker if appropriate.
910 * configure: Regenerated.
911 * config.in: Likewise.
913 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
915 * fold-const.c (fold_binary): Use build_fold_addr_expr
916 for address calculation and INDIRECT_REF handling.
918 2005-04-27 Andrew Haley <aph@redhat.com>
920 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
922 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
924 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
925 pointer when thumb backtracing is on.
927 * config/fp-bit.c (abort): Revert change.
929 2005-04-27 Ian Lance Taylor <ian@airs.com>
931 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
933 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
935 * tree-ssa-dce.c: Fix a comment typo.
937 2005-04-27 David S. Miller <davem@davemloft.net>
939 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
940 Kill setjmpless_size. current_function_calls_setjmp is completely
941 computed when we are called, so just use the optimized size value
942 instead of using REG_SAVE_AREA notes.
943 (optimize_save_area_alloca): Delete....
944 * rtl.h (optimize_save_area_alloca): Likewise...
945 * passes.c (rest_of_compilation): and don't call it any more.
946 * reg-notes.def (SAVE_AREA): Delete.
948 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
950 * config/fp-bit.c (abort): Add noreturn attribute.
952 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
953 gcc_unreachable as appropriate.
954 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
955 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
956 ASM_OUTPUT_REG_POP): Likewise.
958 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
960 * tree-complex.c (expand_vector_operations_1): Do not build
961 VIEW_CONVERT_EXPR's for the lhs.
963 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
965 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
966 unnecessary noncanonical RTL handling.
967 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
968 gcc_assert and gcc_unreachable.
970 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
971 gcc_unreachable as appropriate.
972 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
973 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
974 use_return_insn, const_ok_for_op, arm_gen_constant,
975 arm_canonicalize_comparison, legitimize_pic_address,
976 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
977 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
978 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
979 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
980 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
981 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
982 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
983 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
984 output_call, output_mov_long_double_fpa_from_arm,
985 output_mov_long_double_arm_from_fpa,
986 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
987 output_move_double, arithmetic_instr, shift_op, int_log2,
988 output_return_instruction, arm_output_function_prologue,
989 arm_output_epilogue, arm_output_function_epilogue,
990 emit_multi_reg_push, arm_get_frame_offsets,
991 arm_compute_initial_elimination_offset, arm_expand_prologue,
992 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
993 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
994 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
995 thumb_compute_initial_elimination_offset,
996 thumb_output_function_prologue, thumb_load_double_from_address,
997 thumb_output_move_mem_multiple, thumb_reload_out_hi,
998 arm_emit_vector_const, arm_dbx_register_number): Likewise.
999 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
1000 * config/arm/arm.md (thumb_extendhisi2,
1001 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
1002 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
1003 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
1004 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
1005 * config/arm/cirrus.md (*cirrus_arm_movdi,
1006 *cirrus_movdf_hard_insn): Likewise.
1007 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1009 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1011 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
1012 (num_ssa_names): Use VEC_length.
1013 (ssa_names): Use VEC_index.
1014 * tree-ssanames.c (ssa_names): Change the type to
1016 (init_ssanames, fini_ssa_names, make_ssanames,
1017 release_ssa_name): Update uses of ssa_names.
1019 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
1020 Use fold_buildN instead of fold (buildN (...)).
1022 2005-04-27 Devang Patel <dpatel@apple.com>
1024 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
1026 2005-04-27 Matt Thomas <matt@3am-software.com>
1027 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
1029 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
1030 (vax_output_mi_thunk): Ditto.
1031 (vax_notice_cc_update): Ditto.
1032 (INDEX_REGISTER_P): Add trailing \.
1033 (BASE_REGISTER_P): Add trailing \.
1034 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
1036 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
1038 * tree-ssa-propagate.c (set_rhs): Check operand of
1039 ADDR_EXPR for gimpliness, too.
1041 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1043 * tree-ssa-pre.c: Fix a comment typo.
1045 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1047 PR tree-optimization/21171
1048 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
1049 record address uses if the reference is volatile.
1051 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
1053 * tree-complex.c (expand_vector_operation): New, extracted from
1054 expand_vector_operations_1.
1055 (tree_vec_extract): Build a NOP_EXPR.
1056 (expand_vec_parallel): Do not care about returning the correct type.
1057 (expand_vector_operations_1): Call expand_vector_operation.
1058 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
1060 * tree-complex.c (gate_expand_vector_operations): New.
1061 (pass_lower_vector_ssa): Use it.
1062 * tree-optimize.c (init_tree_optimization_passes): Include
1063 pass_lower_vector_ssa.
1064 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
1065 (vectorizable_operation): Use it.
1066 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
1067 integer modes for the vector type.
1069 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1070 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
1071 Do not cope with UNITS_PER_SIMD_WORD == 0.
1072 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
1073 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
1074 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
1075 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
1076 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1077 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1078 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1080 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
1081 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
1082 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
1084 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
1085 (UNITS_PER_SIMD_WORD): New.
1087 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
1089 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
1090 gcc_unreachable as appropriate.
1091 (ia64_expand_load_address, ia64_expand_tls_address,
1092 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
1093 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
1094 next_scratch_gr_reg, ia64_initial_elimination_offset,
1095 ia64_expand_prologue, ia64_expand_epilogue,
1096 ia64_output_dwarf_dtprel, ia64_print_operand,
1097 ia64_register_move_cost, first_instruction, rws_access_regno,
1098 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
1099 ia64_sched_init, ia64_variable_issue,
1100 ia64_first_cycle_multipass_dfs_lookahead_guard,
1101 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
1102 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
1103 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
1104 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1105 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1106 * config/ia64/predicates.md (got_symbolic_operand,
1107 sdata_symbolic_operand): Likewise.
1108 * config/ia64/vect.md (vcondv2sf): Likewise.
1110 2005-04-27 Matt Thomas <matt@3am-software.com>
1112 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
1113 CONSTANT_ADDRESS_P in config/vax/vax.h
1114 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
1115 (INDEX_REGISTER_P): New.
1116 (BASE_REGISTER_P): New.
1117 (indirectable_constant_address_p): New. Adapted from
1118 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
1119 (indirectable_address_p): New. Adapted from
1120 INDIRECTABLE_ADDRESS_P in vax.h.
1121 (nonindexed_address_p): New. Adapted from
1122 GO_IF_NONINDEXED_ADDRESS in vax.h.
1123 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
1124 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
1125 (legitimate_address_p): New. Adapted from
1126 GO_IF_LEGITIMATE_ADDRESS in vax.h.
1127 (vax_mode_dependent_address_p): New. Adapted from
1128 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
1129 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
1130 legitimate_constant_address_p.
1131 (CONSTANT_P): Use legitimate_constant_p.
1132 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
1133 (INDIRECTABLE_ADDRESS_P): Removed.
1134 (GO_IF_NONINDEXED_ADDRESS): Removed.
1135 (INDEX_TEMP_P): Removed.
1136 (GO_IF_REG_PLUS_INDEX): Removed.
1137 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
1138 definitions, depending on whether REG_OK_STRICT is defined.
1139 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
1140 Two definitions, depending on whether REG_OK_STRICT is defined.
1141 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
1143 (legitimate_constant_p): Prototype added.
1144 (legitimate_address_p): Prototype added.
1145 (vax_mode_dependent_address_p): Prototype added.
1147 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
1149 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
1151 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1154 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
1157 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1160 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
1161 assertion failures, if __gcc_host_wide_int__ is not properly
1163 (init_dynamic_diag_info): Give errors, not assertion failures, if
1164 location_t, tree or __gcc_host_wide_int__ are not properly
1167 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1169 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
1170 n_iv_uses, iv_use, n_iv_cands, iv_cand,
1171 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
1172 prepare_decl_rtl, free_loop_data,
1173 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
1176 * tree.h (tree_phi_node): Add a comment about the order of PHI
1179 2005-04-26 Paul Brook <paul@codesourcery.com>
1181 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
1183 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
1185 * config/mips.mips.c (mips_legitimize_tls_address): Use
1188 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
1189 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
1190 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
1192 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
1195 2005-04-26 Jeff Law <law@redhat.com>
1197 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
1198 (op_iter_init_must_and_may_def): Likewise.
1199 (unmodifiable_var_p): Move to a later point in the file.
1200 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
1201 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
1202 (dse_record_phis): Directly check for virtual operands rather than
1203 using need_imm_uses_for.
1204 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
1205 store has multiple V_{MAY,MUST}_DEF operands.
1207 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
1209 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
1212 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1214 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
1215 call to find_edge outside a loop to go through a PHI chain.
1217 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
1219 PR tree-optimization/17598
1220 * fold-const.c (fold_binary): Fold comparisons of addresses
1221 of COMPONENT_REFs which reference the same field to
1222 comparisons of the addresses of the base objects.
1224 2005-04-26 Julian Brown <julian@codesourcery.com>
1226 * config/arm/arm.c (arm_return_in_msb): New function.
1227 (arm_must_pass_in_stack): New function.
1228 (TARGET_RETURN_IN_MSB): Define target hook.
1229 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1230 (arm_function_value): Pad small aggregate return.
1231 (arm_pad_arg_upward): New function.
1232 (arm_pad_reg_upward): New function.
1233 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1234 (FUNCTION_ARG_PADDING): Define macro.
1235 (BLOCK_REG_PADDING): Define macro.
1236 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1237 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1238 (arm_pad_reg_upward): Declare function.
1240 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1242 * basic-block.h (ei_cond): New.
1243 (FOR_EACH_EDGE): Call ei_cond.
1245 PR tree-optimization/21047
1246 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1247 (fold): Don't handle ASSERT_EXPR.
1249 2005-04-25 Roger Sayle <roger@eyesopen.com>
1251 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1252 all writes to any stack register as a read/write dependency on
1254 (sched_analyze_2): Likewise, for reads from any stack register.
1256 2005-04-25 Richard Henderson <rth@redhat.com>
1258 * final.c (output_addr_const): Revert 2005-04-09 change.
1260 2005-04-25 Mike Stump <mrs@apple.com>
1262 * config/darwin.c (darwin_encode_section_info): Always set
1263 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1265 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1267 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1268 gensupport.c, protoize.c, toplev.c: Replace calls to
1269 `unlock_stream' with `unlock_std_streams'.
1271 2005-04-25 Devang Patel <dpatel@apple.com>
1273 * dbxout.c (dbxout_type): Emit attribute vector.
1275 2005-04-05 Paul Brook <paul@codesourcery.com>
1277 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1278 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1279 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1280 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1281 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1282 (register_dtor_fn): Likewise.
1283 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1285 2005-04-25 Ian Lance Taylor <ian@airs.com>
1287 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1288 * c-common.h (EXPR_STMT_EXPR): Don't define.
1289 (c_common_stmt_codes): Don't define.
1290 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1291 * c-gimplify.c (gimplify_expr_stmt): Remove.
1292 (c_gimplify_expr): Remove EXPR_STMT case.
1293 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1294 to INIT_STATEMENT_CODES.
1295 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1297 2005-04-25 Jan Hubicka <jh@suse.cz>
1299 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1301 * except.c: Include diagnostic.h
1302 (dump_eh_tree, verify_eh_tree): New functions.
1303 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1304 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1305 (dump_function_to_file): dump eh tree.
1306 * tree-eh.c (mark_eh_edge): New function.
1307 (mark_eh_edge_found_error): New static variable.
1308 (verify_eh_edges): New function.
1310 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1312 * tree-ssa-alias.c (fieldoff_t): Remove.
1313 (fieldoff_s): typedef the structure itself. Create a vector of
1315 (push_fields_onto_fieldstack): Return count of fields pushed.
1316 Remove peeling of first field. Adjust.
1317 (fieldoff_compare): Adjust.
1318 (create_overlap_variables_for): Adjust.
1320 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1322 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1324 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1327 * doc/install.texi: Document correct assembler and linker to use
1328 on i?86-*-solaris2.10.
1330 2005-04-25 Steven Bosscher <stevenb@suse.de>
1332 Fix PR tree-optimization/21173
1334 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1335 Unshare expression we pass to force_gimple_operand.
1337 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1338 Stephen Clarke <stevec@superh.com>
1339 Roger Sayle <roger@eyesopen.com>
1341 PR rtl-optimization/20413
1342 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1343 VOIDmode for LABEL_REF.
1344 * final.c (shorten_branches): Likewise.
1345 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1346 * loop.c (reg_dead_after_loop): Likewise.
1347 * varasm.c (decode_addr_const): Likewise.
1348 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1350 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1352 * config.gcc (avr-*-*): Remove redundant "case".
1354 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1356 * tree-vect-analyze.c (vect_mark_relevant): Take
1357 VEC(tree,heap) instead of varray_type as an argument.
1358 (vect_mark_stmts_to_be_vectorized): Change the type of
1359 worklist to VEC(tree,heap). Adjust uses of worklist.
1361 2005-04-24 Devang Patel <dpatel@apple.com>
1363 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1365 2005-04-24 Ian Lance Taylor <ian@airs.com>
1367 * c-semantics.c (build_stmt): Remove test of specific tree codes
1368 for TREE_SIDE_EFFECTS handling.
1370 2005-04-24 Per Bothner <per@bothner.com>
1372 * c-opts.c (finish_options): Make the line-number of the <built-in>
1373 location 0, as assumed elsewhere, rather than 1.
1375 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1377 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1379 (tree_ssa_uncprop, uncprop_finalize_block,
1380 uncprop_initialize_block): Update uses of equiv_stack.
1382 2005-04-24 Richard Henderson <rth@redhat.com>
1385 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1386 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1388 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1389 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1390 <DIV, MOD>: Likewise.
1392 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1394 * collect2.c (main): Unlock the stdio streams.
1395 * gcc.c (main): Likewise.
1396 * gcov-dump.c (main): Likewise.
1397 * gcov.c (main): Likewise.
1398 * gen-protos.c (main): Likewise.
1399 * gensupport.c (init_md_reader_args_cb): Likewise.
1400 * protoize.c (main): Likewise.
1401 * toplev.c (general_init): Likewise.
1403 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1406 * cgraph.h (cgraph_local_info): Add vtable_method field.
1407 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1408 and node is vtable_method, finalized and not reachable, don't do
1411 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1413 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1415 * tree-ssa-pre.c (create_value_expr_from): Use
1416 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1417 * tree-ssa-propagate.c (stmt_makes_single_load,
1418 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1419 * tree-vect-transform.c (vect_is_simple_cond): Use
1421 * tree-vrp.c (extract_range_from_assert,
1422 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1425 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1426 of tpa_to_clear to VEC(int,heap). Update uses of
1427 tpa_to_clear. Free tpa_to_clear at the end.
1429 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1431 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1434 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1436 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1437 and gcc_unreachable as appropriate.
1438 (num_insns_constant, output_vec_const_move,
1439 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1440 rs6000_emit_set_const, rs6000_emit_move,
1441 spe_build_register_parallel, function_arg,
1442 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1443 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1444 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1445 rs6000_common_init_builtins, expand_block_clear,
1446 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1447 extract_ME, rs6000_get_some_local_dynamic_name,
1448 rs6000_output_function_entry, print_operand,
1449 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1450 output_cbranch, output_e500_flip_gt_bit,
1451 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1452 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1453 compute_save_world_info, rs6000_stack_info,
1454 rs6000_emit_load_toc_table, rs6000_frame_related,
1455 spe_synthesize_frame_save, rs6000_emit_epilogue,
1456 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1457 output_function_profiler, rs6000_trampoline_size,
1458 rs6000_initialize_trampoline, find_addr_reg,
1459 rs6000_machopic_legitimize_pic_address,
1460 rs6000_initial_elimination_offset,
1461 rs6000_dbx_register_number): Likewise.
1462 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1463 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1464 *movti_power, *movti_string, call, call_value, sibcall,
1465 sibcall_value): Likewise.
1466 * config/rs6000/spe.md (*movdf_e500_double,
1467 *movv2si_internal): Likewise.
1468 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1471 2005-04-24 Richard Henderson <rth@redhat.com>
1474 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1475 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1476 Deny modes smaller than 4 bytes.
1477 * config/i386/i386-protos.h: Update.
1479 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1481 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1482 Switch h8300-*-rtems* to ELF.
1484 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1486 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1488 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1490 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1492 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1495 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1497 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1499 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1500 definitions of ssa names in condition. Split recusive part to ...
1501 (tree_simplify_using_condition_1): New function.
1502 (expand_simple_operations): New function.
1504 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1506 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1507 (find_interesting_uses_cond): Do not use integer_zerop and
1508 integer_nonzerop to check for integer constants.
1509 (set_use_iv_cost): Record the value field.
1510 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1511 determine_use_iv_cost_outer): Set the value field of the cost pair.
1512 (may_eliminate_iv): Do not return the comparison code.
1513 (iv_elimination_compare): New function.
1514 (determine_use_iv_cost_condition): Set the value field. Record
1515 noneliminable invariants correctly.
1516 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1518 2005-04-23 DJ Delorie <dj@redhat.com>
1520 * diagnostic.c (warning): Accept parameter to classify warning option.
1521 (warning0): New, for when a pointer to an error() like function is needed.
1522 * errors.c (warning): Likewise.
1523 * errors.h (warning, warning0): Adjust prototypes.
1524 * toplev.h (warning, warning0): Likewise.
1526 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1527 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1528 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1529 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1530 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1531 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1532 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1533 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1535 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1536 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1537 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1538 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1539 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1540 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1541 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1542 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1543 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1544 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1545 config/rs6000/aix52.h, config/rs6000/darwin.h,
1546 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1547 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1548 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1549 config/stormy16/stormy16.c, config/v850/v850-c.c,
1550 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1553 2005-04-23 Richard Henderson <rth@redhat.com>
1556 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1557 performing some integral scalar simplifications.
1559 2005-04-23 Richard Henderson <rth@redhat.com>
1562 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1563 simplifying CONST_VECTOR.
1565 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1567 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1568 heap as an argument. Update uses of stack.
1569 (calculate_live_on_entry): Allocate stack on heap.
1571 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1572 partition_link and tpa_nodes on heap.
1574 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1575 (mark_stmt_necessary, propagate_necessity,
1576 mark_really_necessary_kill_operand_phis): Update uses of
1578 (tree_dce_init): Allocate worklist using VEC_alloc.
1579 (tree_dce_done): Free worklist using VEC_free.
1581 2005-04-23 Mike Stump <mrs@apple.com>
1583 * config/darwin.c (machopic_indirection_name): Don't use
1585 (darwin_emit_unwind_label): Use user_label_prefix instead of
1588 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1590 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1592 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1594 * config.gcc <cris-*>: Specify .opt files.
1595 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1596 config/cris/linux.opt: New files.
1597 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1598 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1599 (TARGET_ELF): Override to 0.
1600 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1601 -melinux-stacksize=N.
1602 * config/cris/cris.c: (cris_handle_option): New function.
1603 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1604 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1605 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1606 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1607 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1608 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1609 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1610 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1611 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1612 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1613 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1614 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1615 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1616 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1617 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1618 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1619 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1620 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1621 (TARGET_LINUX): Define 0.
1622 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1623 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1624 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1625 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1626 (TARGET_LINUX): Override to 1.
1627 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1629 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1631 * haifa-sched.c (schedule_block): Fix thinko in previous
1632 assertification patch.
1634 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1636 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1637 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1638 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1639 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1640 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1641 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1642 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1644 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1645 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1646 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1647 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1648 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1649 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1650 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1651 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1652 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1653 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1654 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1655 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1656 (SUBTARGET_OPTIONS): Delete.
1657 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1658 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1659 instead of a string.
1660 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1661 (pa_cpu_string, pa_unix_string): Delete.
1662 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1663 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1665 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1666 (pa_handle_option): New function.
1667 (override_options): Remove handling of -march=, -mfixed-range=,
1668 -mschedule= and -munix=.
1669 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1670 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1671 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1672 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1673 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1674 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1675 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1677 * config/pa/pa.opt: New file.
1678 * config/pa/pa-hpux.opt: New file.
1679 * config/pa/pa-hpux1010.opt: New file.
1680 * config/pa/pa-hpux1111.opt: New file.
1681 * config/pa/pa64-hpux.opt: New file.
1683 2005-04-22 David S. Miller <davem@davemloft.net>
1685 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1686 integer when it's mode is VOIDmode not DImode.
1688 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1690 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1691 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1692 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1693 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1694 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1695 "bne- $-xxx" rather than local labels.
1696 (sync_lock_release<mode>): Add second operand.
1697 (lwsync): Use .long rather than a more meaningful opcode.
1698 * doc/md.texi (Standard Names): Add description of second
1699 parameter to sync_lock_test_and_set.
1701 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1703 PR tree-optimization/21088
1704 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1706 * tree-vrp.c (compare_values): Use fold_binary to compare
1707 pointers. Use boolean_type_node as the type of a comparison
1708 expression being folded.
1709 * tree.h: Add prototypes for fold_unary, fold_binary,
1712 * tree-ssa-dom.c: Fix formatting.
1714 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1716 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1717 * lambda-code.c (perfect_nestify): Mark virtual operands in
1718 the moved statement for renaming.
1719 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1720 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1721 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1722 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1723 * tree-flow.h (struct var_ann_d): Update comments.
1724 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1725 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1726 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1727 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1728 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1729 debug_names_replaced_by): Remove declarations.
1730 (delete_update_ssa, get_current_def, set_current_def): Declare.
1731 (rewrite_into_loop_closed_ssa): Add new argument. Update
1733 * tree-into-ssa.c: Include params.h.
1734 (old_virtual_ssa_names): Remove. Update all users.
1735 (need_to_replace_names_p): Remove. Update all users.
1736 (struct update_ssa_stats_d): Declare.
1737 (update_ssa_stats): New local.
1738 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1739 dump_tree_ssa_stats, debug_tree_ssa_stats,
1740 dump_update_ssa, debug_update_ssa,
1741 dump_names_replaced_by, debug_names_replaced_by): Declare.
1742 (get_current_def, set current_def): Make extern.
1743 (is_old_name, is_new_name): Protect against references
1744 past the end of the sets.
1745 (add_new_name_mapping): Assert that OLD and NEW are
1746 different SSA names for the same symbol.
1747 When adding a virtual mapping, update stats for virtual
1749 (insert_phi_nodes_for): If UPDATE_P is true, create the
1750 LHS of the new PHI by duplicating SSA name VAR.
1751 (insert_phi_nodes_1): Remove. Update all users.
1752 (insert_phi_nodes): Remove second argument. Update all
1754 (maybe_replace_use, maybe_replace_def): New.
1755 (rewrite_update_stmt): Call them.
1756 (mark_def_interesting): Remove calls to is_gimple_reg.
1757 (prepare_phi_args_for_update): Remove. Update all users.
1758 (prepare_block_for_update): Only process virtual operands
1759 and GIMPLE registers in normal form.
1760 (prepare_use_sites_for): New.
1761 (prepare_names_to_update): Rename from prepare_def_sites.
1762 Call prepare_use_sites_for.
1763 (dump_update_ssa): Rename from dump_repl_tbl.
1765 Show statistics for virtual mapping heuristic.
1766 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1767 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1768 (delete_update_ssa): Make extern.
1769 (mark_set_for_renaming): If the set is empty, do nothing.
1770 (release_ssa_name_after_update_ssa): Update comment.
1771 (insert_updated_phi_nodes_for): Do not remove existing
1772 PHI nodes for symbols.
1773 (switch_virtuals_to_full_rewrite_p): New.
1774 (switch_virtuals_to_full_rewrite): New.
1775 (update_ssa): Call them.
1776 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1777 for every statement before updating.
1778 If all the names in NEW_SSA_NAMES have been marked for
1779 removal, do nothing.
1780 Only start at the top of the CFG if there are symbols in
1782 (ssa_rewrite_finalize_block): Remove.
1783 (ssa_register_new_def): Remove.
1784 (ssa_rewrite_stmt): Remove.
1785 (ssa_rewrite_phi_arguments): Remove.
1786 (ssa_rewrite_initialize_block): Remove.
1787 (ssa_mark_def_sites): Remove.
1788 (ssa_mark_def_sites_initialize_block): Remove.
1789 (ssa_mark_phi_uses): Remove.
1790 (rewrite_ssa_into_ssa): Remove.
1791 * tree-phinodes.c (find_phi_node_for): Remove.
1792 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1794 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1795 Remove calls to verify_dominators and
1796 verify_loop_structure.
1797 (tree_unswitch_single_loop): Call update_ssa.
1798 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1801 (delete_tree_ssa): Assert that need_ssa_update_p returns
1803 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1804 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1805 free_new_names): Remove. Update all users.
1806 (rename_use_op): Call get_current_def.
1807 (rename_variables_in_bb): Do not handle any real or
1809 (slpeel_update_phis_for_duplicate_loop): Call
1810 get_current_def and set_current_def instead of using
1812 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1813 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1814 ssa_names_to_replace and delete_update_ssa.
1815 * doc/invoke.texi: Document --param min-virtual-mappings
1816 and --param virtual-mappings-ratio.
1818 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1820 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1821 for newly created PHI nodes.
1822 Call create_new_def_for for every new V_MAY_DEF and
1823 V_MUST_DEF on the copied statement.
1824 (struct ssa_name_map_entry): Remove.
1825 (ssa_name_map_entry_hash): Remove.
1826 (ssa_name_map_entry_eq): Remove.
1827 (allocate_ssa_names): Remove.
1828 (rewrite_to_new_ssa_names_def): Remove.
1829 (rewrite_to_new_ssa_names_use): Remove.
1830 (rewrite_to_new_ssa_names_bb): Remove.
1831 (rewrite_to_new_ssa_names): Remove.
1832 (tree_duplicate_sese_region): Remove variables ver,
1833 definitions, phi, ssa_name_map and bi.
1834 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1836 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1837 update_ssa instead of rewrite_ssa_into_ssa.
1838 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1840 (find_uses_to_rename_use): Add argument 'need_phis'.
1841 (find_uses_to_rename_stmt): Do not scan virtual operands.
1842 (find_uses_to_rename): Only scan PHI nodes for
1844 (rewrite_into_loop_closed_ssa): Call update_ssa.
1845 (check_loop_closed_ssa_use): Ignore virtual operands.
1846 (check_loop_closed_ssa_stmt): Likewise.
1847 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1849 (rename_variables, set_phi_def_stmts): Remove.
1850 (tree_duplicate_loop_to_header_edge): Reformat comment.
1851 Remove variables BB, I and DEFINITIONS.
1852 Call need_ssa_update_p.
1854 (lv_adjust_loop_header_phi): Reformat comment.
1855 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1856 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1857 mark_for_rewrite, unmark_all_for_rewrite,
1858 marked_ssa_names): Remove. Update all users.
1859 (release_ssa_name): If VAR has been registered for SSA
1860 updating, do nothing.
1861 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1862 (build_assert_expr_for): Call register_new_name_mapping.
1863 (insert_range_assertions): Update call to update_ssa.
1864 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1865 marked_for_rewrite_p, any_marked_for_rewrite_p,
1866 marked_ssa_names): Remove.
1868 2005-04-22 Jeff Law <law@redhat.com>
1870 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1871 (restore_currdefs_to_original_value): Likewise.
1872 (register_definitions_for_stmt): Likewise.
1873 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1874 for each variable. Do not allocate/free block_defs_stack either.
1875 Do not iterate if we just thread jumps. Only iterate if the
1876 tree_cleanup_cfg does useful work (temporary).
1877 (dom_opt_initialize_block): No longer push a marker on
1879 (dom_opt_finalize_block): Removal call to restore currdefs.
1880 Relax restrictions for recording edge equivalences.
1881 (record_equivalences_from_phis): No longer need to track
1883 (optimize_stmt): Similarly.
1884 (thread_across_edge): Simplify by removing the requirement that
1885 statements in the block we are threading through must be nops.
1886 (initialize_hash_element): Handle GOTO_EXPR.
1888 2005-04-22 David S. Miller <davem@davemloft.net>
1890 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1892 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1893 fix check on CONST_DOUBLE mode. It should be VOIDmode
1894 when it is representing an integer.
1896 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1898 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
1899 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
1900 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
1901 find_char_info_specifier_index,
1902 find_length_info_modifier_index): Likewise.
1903 * c-typeck.c (composite_type, pop_init_level): Likewise.
1904 * combine.c (cant_combine_insn_p, try_combine): Likewise.
1905 * cse.c (cse_insn): Likewise
1906 * dominance.c (calc_dfs_tree): Likewise
1907 dwarf2out.c (loc_descriptor_from_tree_1,
1908 add_abstract_origin_attribute, force_decl_die,
1909 force_type_die): Likewise
1910 emit-rtl.c (operand_subword_force): Likewise
1911 explow.c (hard_function_value): Likewise
1912 expmed.c (store_bit_field, expand_divmod,
1913 emit_store_flag_force): Likewise
1914 expr.c (emit_move_multi_word, store_expr,
1915 expand_expr_real_1): Likewise
1916 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
1917 output_operand): Likewise
1918 flow.c (recompute_reg_usage): Likewise
1919 * function.c (assign_stack_temp_for_type, assign_temp,
1920 handle_epilogue_set): Likewise
1921 * genextract.c (main): Likewise
1922 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
1923 gimplify_modify_expr_rhs, gimplify_expr): Likewise
1924 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
1925 ready_remove, rm_line_notes, rm_other_notes,
1926 schedule_block): Likewise
1927 mips-tfile.c (copy_object, out_of_bounds): Likewise
1929 2005-04-22 David Edelsohn <edelsohn@gnu.org>
1932 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
1933 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
1934 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
1935 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
1937 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
1939 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1941 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
1942 (gcc_tree_to_linear_expression): Convert to heap allocated
1944 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1945 lbv_to_gcc_expression, lle_to_gcc_expression,
1946 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1947 perfect_nestify): Likewise.
1948 lambda.h (gcc_loopnest_to_lambda_loopnest,
1949 lambda_loopnest_to_gcc_loopnest): Likewise.
1950 tree-loop-linear.c (linear_transform_loops): Likewise.
1952 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1954 * config/sparc/predicates.md (arith_double_operand): Use
1955 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
1956 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
1957 (DImode, DFmode constant splitters): Likewise. Remove code for
1958 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
1959 (logical constant splitters): Use const_int_operand predicate.
1960 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
1961 HOST_BITS_PER_WIDE_INT < 64.
1963 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1965 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
1966 gcc_unreachable as appropriate.
1967 (force_mode, emit_move_sequence, singlemove_string,
1968 output_move_double, output_fp_move_double, find_addr_reg,
1969 output_block_move, output_block_clear, output_and,
1970 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
1971 pa_adjust_cost, pa_issue_rate, print_operand,
1972 output_global_address, output_arg_descriptor, output_cbranch,
1973 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
1974 output_call): Likewise.
1975 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
1976 prefetch, prefetch_cc, prefetch_nocc): Likewise.
1978 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
1980 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
1981 _gcov_pow2_profiler and _gcov_one_value_profiler.
1982 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
1983 (GTFILES): Add $(srcdir)/tree-profile.c.
1984 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
1985 __gcov_one_value_profiler): Declare.
1986 * gimplify.c (force_gimple_operand): Check whether the statements
1987 should be produced in ssa form.
1988 (force_gimple_operand_bsi): New function.
1989 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
1990 __gcov_one_value_profiler): New functions.
1991 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
1992 the profiled value is a power of two or not.
1993 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
1994 * tree-flow.h (in_ssa_p): Declare.
1995 (force_gimple_operand_bsi): Declare.
1996 * tree-into-ssa.c (in_ssa_p): New variable.
1997 (rewrite_into_ssa): Set in_ssa_p.
1998 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
1999 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
2000 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
2001 tree_one_value_profiler_fn): New variables.
2002 (tree_init_edge_profiler): Initialize the profiler function decls.
2003 (tree_gen_edge_profiler): Use global gcov_type_node.
2004 (prepare_instrumented_value): New function.
2005 (tree_gen_interval_profiler, tree_gen_interval_profiler,
2006 tree_gen_one_value_profiler): Call the library functions instead of
2007 creating instrumentation code.
2008 * tree.c (build_fn_decl): New function.
2009 * tree.h (build_fn_decl): Declare.
2010 * value-prof.c (rtl_divmod_values_to_profile,
2011 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
2012 tree_mod_pow2_value_transform, tree_find_values_to_profile):
2013 Do not handle may_be_other and precise values of exponents at pow2
2015 (tree_mod_subtract_transform): Reflect that value field of
2016 histogram has changed meaning.
2017 (tree_divmod_values_to_profile): Record the values correctly.
2018 (tree_values_to_profile): Update comment.
2019 * value-prof.h (struct histogram_value_t): Remove pow2 data.
2021 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
2023 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
2026 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
2028 * config/i386/i386.md (length_immediate): Use gcc_assert or
2029 gcc_unreachable, as appropriate.
2030 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
2031 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
2032 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
2033 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
2034 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2035 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
2036 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
2037 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
2038 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
2039 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
2040 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
2041 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2042 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
2043 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
2044 *prefetch_sse_rex): Likewise.
2045 * config/i386/predicates.md (x86_64_immediate_operand,
2046 x86_64_zext_immediate_operand, symbolic_operand,
2047 no_seg_address_operand, aligned_operand,
2048 memory_displacement_operand): Likewise.
2049 * config/i386/sse.md (*mov<mode>_internal,
2050 *movv2df_internal): Likewise.
2052 2005-04-22 Jan Hubicka <jh@suse.cz>
2054 * Makefile.in (ipa.o, ipa-inline.o): New files.
2055 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
2056 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
2057 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
2058 * cgraphunit.c (cgraph_default_inline_p,
2059 cgraph_decide_inlining_incrementally, ncalls_inlined,
2060 nfunctions_inlined, initial_insns, overall_insns,
2061 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
2062 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
2063 cgraph_mark_inline, cgraph_check_inline_limits,
2064 cgraph_default_inline_p, cgraph_recursive_inlining_p,
2065 update_callee_keys, lookup_recursive_calls,
2066 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
2067 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
2068 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
2069 pass_ipa_inline): Move to ipa-inline.c
2070 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
2072 * ipa-inline.c: New file.
2074 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2076 * doc/invoke.texi (SPARC options): Document that -mapp-regs
2077 is turned off by default on Solaris.
2079 2005-04-21 Roger Sayle <roger@eyesopen.com>
2081 * c-common.h (objc_build_method_signature): Update prototype.
2082 * stub-objc.c (objc_build_method_signature): Update the stub
2083 implementation to accept and ignore additional parameter.
2084 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
2085 the value of ellipsis to objc_build_method_signature instead
2086 of setting TREE_OVERFLOW on the parms TREE_LIST node.
2088 2005-04-21 Geoffrey Keating <geoffk@apple.com>
2090 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
2091 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
2092 gen_rtx_* not gen_rtx_fmt_*.
2093 (rs6000_emit_vector_select): Likewise.
2094 (rs6000_emit_sync): New.
2095 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
2096 (larx, stcx, cmp): New mode substitutions.
2097 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
2098 UNSPEC_ISYNC): New constants.
2099 (rlwinm): Give name.
2100 (memory_barrier, isync, lwsync): New insns.
2101 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
2102 (sync_lock_release<mode>): New expander.
2103 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
2104 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
2105 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
2106 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
2107 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
2108 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
2109 (sync_add<mode>_internal, sync_addshort_internal,
2110 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
2111 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
2112 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
2114 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
2115 is the memory before, not after, the operation. Clarify
2116 barrier requirements.
2118 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2120 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
2121 * lambda.h (lambda_vector_min_nz): Likewise.
2122 * langhooks.h (struct lang_hooks_for_types,
2123 struct lang_hooks): Likewise.
2124 * output.h (assemble_integer, this_is_asm_operands): Likewise.
2127 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
2129 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
2130 comments to avoid 'abort'. Use gcc_assert as necessary.
2131 * opts.c (common_handle_option): Likewise.
2132 * pretty-print.c (pp_base_format_text): Likewise.
2133 * print-rtl.c (print_rtx): Likewise.
2134 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
2135 * regmove.c (try_auto_increment): Likewise.
2136 * reload.c (find_valid_class, find_reloads_toplev,
2137 find_equiv_reg): Likewise.
2138 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
2139 merge_assigned_reloads): Likewise.
2140 * tree-inline.c (inline_forbidden_p_1,
2141 estimate_num_insns_1): Likewise.
2142 * tree-optimize.c (execute_todo): Likewise.
2143 * tree-outof-ssa.c (eliminate_phi): Likewise.
2144 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2145 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
2146 * tree-ssa-operands.c (parse_ssa_operands,
2147 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
2148 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
2149 * tree-ssanames.c (release_ssa_name): Likewise.
2150 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
2151 walk_tree): Likewise.
2153 * tree-ssa-operands.c (verify_abort): Fold into ..
2154 (verify_imm_links): ... here.
2156 2005-04-21 Richard Henderson <rth@redhat.com>
2158 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
2159 on non-memory operand for previous inversion.
2161 2005-04-21 Devang Patel <dpatel@apple.com>
2163 PR optimization/20994
2164 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
2165 x = !(a == b) : p , q;.
2166 (pass_if_conversion): Verify stmts and flow.
2168 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2170 * optabs.c (gen_conditional_trap): Restore #define.
2172 * alias.c (true_dependence): Remove 'abort' from comments. Use
2173 gcc_assert and gcc_unreachable as appropriate.
2174 (canon_true_dependence): Likewise.
2175 * bb-reorder.c (connect_traces): Likewise.
2176 * c-common.c (c_add_case_label): Likewise.
2177 * c-decl.c (finish_function): Likewise.
2178 * caller-save.c (insert_restore, insert_save): Likewise.
2179 * cfg.c (update_bb_profile_for_threading): Likewise.
2180 * cfganal.c (flow_active_insn_p): Likewise.
2181 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2182 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
2183 cfg_layout_merge_blocks): Likewise.
2184 * ifcvt.c (cond_exec_process_insns, merge_if_block,
2185 find_if_block): Likewise.
2186 * integrate.c (allocate_initial_values): Likewise.
2187 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
2188 swap_condition, unsigned_condition, signed_condition,
2189 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
2190 reg_or_subregno): Likewise.
2191 * lambda-code.c (lambda_compute_auxillary_space,
2192 lambda_transform_legal_p): Likewise.
2193 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
2194 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
2195 lhd_incomplete_type_error, lhd_expand_expr,
2196 lhd_types_compatible_p, lhd_tree_size): Likewise.
2197 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
2198 * local-alloc.c (update_equiv_regs): Likewise.
2199 * loop-unroll.c (peel_loop_completely
2200 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
2201 peel_loop_simple, unroll_loop_stupid,
2202 analyze_iv_to_split_insn): Likewise.
2203 * loop.c (gen_prefetch, find_and_verify_loops,
2204 basic_induction_var): Likewise.
2205 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
2206 * value-prof.c (tree_find_values_to_profile): Likewise.
2207 * varasm.c (named_section, default_assemble_integer,
2208 decode_addr_const): Likewise.
2210 2005-04-21 Alan Modra <amodra@bigpond.net.au>
2211 Fariborz Jahanian <fjahanian@apple.com>
2213 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
2214 portion of argument passed in fpr.
2215 * expr.c (emit_push_insn): Fix computation of 'offset' used to
2216 decide on partial argument save on stack.
2218 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2220 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
2223 2005-04-21 Jan Hubicka <jh@suse.cz>
2225 * cgraphunit.c: Include tree-pass.h
2226 (cgraph_decide_recursive_inlining,
2227 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2228 cgraph_decide_inlining): Dump goes to dump_file.
2229 (cgraph_optimize): Call ipa passes instead of inliner.
2230 (cgraph_gate_inlining, pass_ipa_inline): New.
2231 * tree-optimize.c (all_ipa_passes): New static variable.
2232 (register_one_dump_file): Dead with IPA passes.
2233 (register_dump_files): Likewise.
2234 (init_tree_optimization_passes): Initialize IPA passes.
2235 (execute_todo): Do cgraph dump when asked to, do not dump function body
2237 * tree-pass.h (TODO_dump_cgraph): New macro.
2238 (ipa_passes): Declare.
2239 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2241 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2243 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2244 gcc_assert instead of abort.
2245 (classify_argument, examine_argument, construct_container,
2246 contains_128bit_aligned_vector_p, ix86_check_movabs,
2247 standard_80387_constant_opcode, standard_80387_constant_rtx,
2248 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2249 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2250 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2251 legitimize_tls_address, output_pic_addr_const,
2252 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2253 get_some_local_dynamic_name, print_operand, print_operand_address,
2254 output_387_binary_op, emit_i387_cw_initialization,
2255 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2256 ix86_expand_clear, ix86_expand_binary_operator,
2257 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2258 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2259 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2260 ix86_expand_branch, ix86_expand_setcc,
2261 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2262 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2263 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2264 memory_address_length, ix86_attr_length_immediate_default,
2265 ix86_attr_length_address_default, ix86_agi_dependant,
2266 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2267 ix86_expand_binop_builtin, ix86_force_to_memory,
2268 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2269 x86_emit_floatuns): Likewise.
2270 * config/i386/netware.c (gen_regparm_prefix,
2271 i386_nlm_strip_name_encoding): Likewise.
2272 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2274 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2276 * optabs.c (gen_condiational_trap): Remove #define.
2277 (add_equal_note): Assertify. Remove explicit indirection from
2278 call via function pointer.
2279 (expand_ternary_op, expand_simple_binop, expand_binop,
2280 expand_twoval_unop, expand_twoval_binop,
2281 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2282 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2283 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2284 prepare_float_lib_cmp, emit_conditional_move,
2285 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2286 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2287 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2288 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2290 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2292 * vec.h: Update API to separate allocation mechanism from type.
2293 (VEC_safe_grow): New.
2294 * vec.c (calculate_allocation): New.
2295 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2296 (vec_gc_free, vec_heap_free): Remove.
2297 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2299 (mangle_macro_name): New.
2300 (struct macro_def): New.
2301 (struct macro): Add multiple argument values.
2302 (macro_expans_end): New.
2303 (push_macro_expansion): Chain on new macro. Process multiple
2304 args, create follow on expansion. Return follow on argument.
2305 (macro_input): Deal with multiple arguments.
2307 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2308 (struct tree_binfo): Adjust.
2309 * basic-block.h: Define VEC(edge,gc).
2310 (struct edge_def): Adjust.
2311 (struct basic_block_def, struct edge_iterator): Likewise.
2312 (ei_container, ei_start_1, ei_last_1): Likewise.
2313 * cfg.c (connect_src, connect_dest): Likewise.
2314 * cfgrtl.c (force_nonfallthru_and_redirect)
2315 * dbxout.c (dbxout_type)
2316 * dwarf2out.c (gen_member_die)
2317 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2318 (gcc_tree_to_linear_expression): Adjust.
2319 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2320 lbv_to_gcc_expression, lle_to_gcc_expression,
2321 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2322 perfect_nestify): Likewise.
2323 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2324 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2325 * profile.c (instrument_values): Adjust.
2326 * tree-cfg.c (modified_noreturn_calls): Adjust.
2327 (remove_fallthru_edge): Likewise.
2328 * tree-dump.c (dequeue_and_dump): Adjust.
2329 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2330 * tree-flow.h (modified_noreturn_calls): Adjust.
2331 (tree_on_heap): Remove. (yay!)
2332 (register_new_def): Adjust.
2333 * tree-into-ssa.c: Define VEC(int,heap).
2334 (block_defs_stack): Adjust.
2335 (find_idf, insert_phi_nodes, register_new_def,
2336 rewrite_initialize_block, rewrite_finalize_block,
2337 register_new_update_single, rewrite_update_init_block,
2338 rewrite_update_fini_block, rewrite_blocks,
2339 ssa_rewrite_finalize_block, ssa_register_new_def,
2340 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2341 * tree-loop-linear.c (linear_transform_loops): Adjust.
2342 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2343 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2344 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2345 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2346 vrp_variables_stack): Adjust declarations.
2347 (tree_ssa_dominator_optimize): Adjust.
2348 (dom_opt_initialize_block, remove_local_expressions_from_table,
2349 restore_nonzero_vars_to_original_value,
2350 restore_vars_to_original_value,
2351 restore_currdefs_to_original_value, dom_opt_finalize_block,
2352 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2353 optimize_stmt, update_rhs_and_lookup_avail_expr,
2354 lookup_avail_expr, record_range): Likewise.
2355 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2356 (compute_antic_aux): Adjust.
2357 (inserted_exprs, create_expression_by_pieces,
2358 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2359 remove_dead_inserted_code, fini_pre): Likewise.
2360 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2361 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2362 ssa_prop_init): Likewise.
2363 * tree-ssa.c: Define VEC(bitmap,heap).
2364 (verify_name_tags): Adjust.
2365 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2366 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2367 tree_divmod_values_to_profile, tree_find_values_to_profile,
2368 value_profile_transformations): Likewise.
2369 * value-prof.h: Define VEC(histogram_value,heap).
2370 * varasm.c: Remove alias_pair pointer typedef, define
2372 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2374 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2375 not a pointer to it. Create an object vector.
2376 (extern_symbols): Turn into an object vector.
2377 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2379 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2382 * Makefile.in (tree-chrec.o): Depend on params.h.
2383 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2385 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2386 and fold build with fold_buildN.
2387 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2388 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2389 (tree_contains_chrecs): Compute an estimation of the size of the
2391 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2392 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2393 * tree-scalar-evolution.c (simple_iv): Ditto.
2394 * doc/invoke.texi (scev-max-expr-size): Documented.
2396 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2398 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2399 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2400 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2401 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2402 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2403 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2404 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2405 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2406 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2407 (darwin_fix_and_continue_switch): Delete.
2408 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2409 (SUBTARGET_SWITCHES): Delete.
2410 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2411 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2412 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2413 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2414 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2415 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2416 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2417 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2418 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2419 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2420 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2421 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2422 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2423 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2424 (TARGET_64BIT): Undef before redefining.
2425 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2426 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2427 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2428 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2429 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2430 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2431 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2432 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2433 (ix86_debug_arg_string, ix86_debug_addr_string)
2434 (ix86_align_loops_string, ix86_align_jumps_string)
2435 (ix86_align_funcs_string): Delete.
2436 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2437 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2438 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2439 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2440 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2441 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2442 (SUBTARGET_SWITCHES): Delete.
2443 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2444 (ix86_debug_addr_string): Delete.
2445 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2446 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2447 (ix86_align_loops_string, ix86_align_jumps_string)
2448 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2449 (ix86_align_funcs_string): Make static.
2450 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2451 (ix86_handle_option): New function.
2452 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2453 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2454 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2455 of darwin_fix_and_continue_switch.
2456 (darwin_one_byte_bool): Delete.
2457 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2458 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2459 to darwin_one_byte_bool.
2460 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2461 * config/i386/djgpp.opt, config/i386/i386.opt,
2462 * config/i386/sco5.opt: New files.
2464 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2466 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2467 fp_zero_operand, fp_register_operand, intreg_operand,
2468 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2469 call_operand, call_operand_address, tgd_symbolic_operand,
2470 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2471 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2472 sp64_medium_pic_operand, data_segment_operand,
2473 text_segment_operand, splittable_symbolic_memory_operand,
2474 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2475 eq_or_neq, normal_comp_operator, noov_compare_op,
2476 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2477 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2478 const64_operand, const64_high_operand, arith11_operand,
2479 arith10_operand, arith_double_operand, arith_double_4096_operand,
2480 arith_double_add_operand, arith11_double_operand,
2481 arith10_double_operand, small_int, small_int_or_double,
2482 uns_small_int, uns_arith_operand, clobbered_register,
2483 input_operand, compare_operand): Delete.
2484 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2485 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2486 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2487 (GEN_HIGHINT64, GEN_INT64): Delete.
2488 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2489 gen_safe_XOR64): Adjust for above deletion.
2490 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2491 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2492 (legitimate_constant_p): Use const_zero_operand instead.
2493 (sparc_extra_constraint_check): Likewise.
2494 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2495 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2496 (PREDICATE_CODES): Delete.
2497 * config/sparc/sparc.md: Include predicates.md.
2498 (All patterns): Adjust for new predicate names.
2499 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2500 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2501 (movdi): Use general_operand predicate.
2502 (movdi_sp64_dbl): Delete.
2503 (movdi_const64_special): Add 'N' constraint.
2504 (movdicc): Use arith10_operand predicate.
2505 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2506 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2507 (movdi_cc_reg_sp64_trunc): Delete.
2508 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2509 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2510 (subdi3_sp32): Delete.
2511 (subdi3_insn_sp32): Change to define_insn_and_split.
2512 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2513 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2514 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2515 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2516 small_int_operand predicate.
2517 (divdi3, udivdi3): Use arith_operand predicate.
2518 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2519 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2520 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2521 (xordi3_sp64_dbl): Delete.
2522 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2523 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2524 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2525 cmp_ccx_set_not): Use arith_operand predicate.
2526 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2527 * config/sparc/predicates.md: New file.
2529 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2531 PR tree-optimization/14846
2532 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2534 (fold_single_bit_test): ... here.
2535 (fold_binary): Call fold_single_bit_test_into_sign_test
2536 instead of fold_single_bit_test.
2538 2005-04-20 James E Wilson <wilson@specifixinc.com>
2541 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2542 is another declaration.
2544 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2546 * config/cris/predicates.md: New file.
2547 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2548 (cris_movem_load_rest_p): Declare.
2549 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2550 (cris_movem_load_rest_p): Ditto. Globalize.
2551 (cris_bdap_operand, cris_bdap_biap_operand,
2552 cris_orthogonal_operator, cris_commutative_orth_op,
2553 cris_operand_extend_operator,
2554 cris_additive_operand_extend_operator, cris_extend_operator,
2555 cris_plus_or_bound_operator, cris_mem_op,
2556 cris_general_operand_or_symbol,
2557 cris_general_operand_or_gotless_symbol,
2558 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2559 cris_load_multiple_op): Remove predicate functions.
2560 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2561 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2562 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2563 * config/cris/cris.md: Include predicates.md.
2564 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2566 2005-04-20 Ian Lance Taylor <ian@airs.com>
2568 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2569 * c-common.h (STMT_EXPR_STMT): Don't define.
2570 (STMT_EXPR_NO_SCOPE): Don't define.
2571 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2572 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2573 (pp_c_expression): Likewise.
2575 2005-04-20 Richard Henderson <rth@redhat.com>
2578 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2580 2005-04-20 Jeff Law <law@redhat.com>
2582 * reload1.c (reload): Ignore equivalences between pseudos and
2585 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2588 * c-tree.h (struct c_label_list): Update comment.
2589 (struct c_label_context): Rename to struct c_label_context_se.
2590 (label_context_stack): Rename to label_context_stack_se.
2591 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2592 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2593 c_end_vm_scope): New.
2594 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2595 * c-decl.c (pop_scope): Call c_end_vm_scope.
2596 (pushdecl): Call c_begin_vm_scope for variably modified
2598 (define_label): Check for jumping into scope of identifier with
2599 variably modified type. Push label on stack for those defined at
2600 current context of identifiers with variably modified type.
2601 (start_function): Create stack level for context of identifiers
2602 with variably modified type.
2603 (finish_function): Pop stack level for context of identifiers with
2604 variably modified type.
2605 * c-typeck.c (label_context_stack): Rename to
2606 label_context_stack_se.
2607 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2608 (c_finish_goto_label): Check for jumping into scope of identifier
2609 with variably modified type. Push label on stack for those jumped
2610 to from current context of identifiers with variably modified
2612 (struct c_switch): Add blocked_vm.
2613 (c_start_case): Initialize blocked_vm.
2614 (do_case): Check blocked_vm.
2615 (c_finish_case): Add comment.
2616 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2617 variable label_context_stack.
2619 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2621 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2622 conditional_replacement, value_replacement, abs_replacement,
2624 (replace_phi_edge_with_variable): Remove argument BB.
2625 (conditional_replacement, value_replacement,
2626 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2627 Update a call to replace_phi_edge_with_variable.
2629 * tree-ssa-phiopt.c: Fix comments.
2631 2005-04-20 Michael Matz <matz@suse.de>
2634 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2637 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2639 * tree-ssa-phiopt.c: Fix comment typos.
2641 PR tree-optimization/21116
2642 * tree-ssa-phiopt.c: Fix a typo.
2644 2005-04-19 Richard Henderson <rth@redhat.com>
2646 * builtins.c (expand_builtin_sync_operation): Revert last change.
2647 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2649 (expand_compare_and_swap_loop): Likewise.
2650 (expand_sync_operation): Remove fallback from NAND to AND; invert
2651 memory operand when expanding from cmpxchg.
2652 (expand_sync_fetch_operation): Likewise.
2653 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2656 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2657 when implementing NAND. Fix double-add for AFTER.
2658 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2659 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2660 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2662 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2665 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2666 to return old memory value.
2667 (sync_compare_and_swap_cc<IMODE>): Likewise.
2669 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2670 return pre-reload. Don't consider output or anti dependencies.
2671 * config/ia64/sync.md (IMODE): New.
2672 (modesuffix): Add QI and HI.
2673 (memory_barrier): Simplify expansion.
2674 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2675 (cmpxchg_acq_<IMODE>): Likewise.
2676 (sync_lock_test_and_set<IMODE>): Likewise.
2677 (sync_lock_release<IMODE>): Likewise.
2679 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2681 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2684 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2686 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2688 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2689 Joseph S. Myers <joseph@codesourcery.com>
2691 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2692 * c-typeck.c (build_c_cast): Check these options.
2693 * doc/invoke.texi: Document these options.
2695 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2697 * tree-ssa-phiopt.c: Update a comment about the pass.
2699 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2701 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2702 config/mcore/mcore.c: Fix comment typos.
2704 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2706 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2707 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2709 2005-04-19 Paul Brook <paul@codesourcery.com>
2711 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2713 2005-04-19 Andrew Haley <aph@redhat.com>
2716 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2717 looking at a field's bitpos.
2719 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2721 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2722 libiberty functions.
2724 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2726 PR tree-optimization/21096
2727 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2729 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2732 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2733 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2735 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2737 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2738 refers to the function being dumped.
2740 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2742 * varasm.c (assemble_start_function): Remove reset of in_section.
2744 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2746 PR tree-optimization/21085
2747 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2750 2005-04-19 Ben Elliston <bje@au.ibm.com>
2752 * doc/invoke.texi (Optimize Options): Refer to the correct
2753 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2755 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2757 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2758 alloca argument to be big enough.
2760 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2763 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2766 2005-04-18 Tom Tromey <tromey@redhat.com>
2768 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2771 2005-04-18 Richard Henderson <rth@redhat.com>
2773 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2774 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2775 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2776 * config/alpha/alpha-protos.h: Update.
2777 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2778 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2779 (attr type): Add ld_l, st_c, mb.
2780 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2781 iornotsi3, xorsi_internal, xornotsi3): New.
2782 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2783 (ev4_ist_c, ev4_mb): New.
2784 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2786 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2787 (ev6_ist): Add st_c.
2789 * config/alpha/sync.md: New file.
2791 2005-04-18 Richard Henderson <rth@redhat.com>
2793 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2796 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2798 2005-04-18 Devang Patel <dpatel@apple.com>
2800 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2802 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2804 PR tree-optimization/20922
2805 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2806 Fold X + c >= X and fold X - c <= X to true.
2808 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2810 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2812 (emergency_labeled_state_free): Likewise.
2814 2005-04-18 Nick Clifton <nickc@redhat.com>
2816 * config/h8300/h8300.md (jump): Remove prescan parameter from
2817 calls to final_scan_insn.
2819 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2820 parameter from calls to final_scan_insn.
2822 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2824 (v850e, v850e1): Use the v850.opt file for target specific
2827 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2829 PR tree-optimization/21001
2830 * tree-optimize.c (init_tree_optimization_passes): Move the
2831 first pass_forwprop immediately before pass_vrp.
2833 2005-04-17 Ian Lance Taylor <ian@airs.com>
2835 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2836 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2837 from enum tree_code op to bool is_sizeof.
2838 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2839 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2840 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2842 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2844 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2847 2005-04-17 Ian Lance Taylor <ian@airs.com>
2849 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2851 2005-04-17 Richard Henderson <rth@redhat.com>
2853 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2855 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2856 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2857 of indirection through ssa names while looking for the gpr counter
2859 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2860 saved va_list_gpr_size and va_list_fpr_size.
2862 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2864 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2865 both pointers or both integers.
2867 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2868 ASSERT_EXPRs for single-use variable.
2870 * tree-into-ssa.c: Fix a comment typo.
2872 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2874 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2875 -mipsN before forcing a default of -mips2.
2877 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2879 * predict.h (IS_TAKEN): Remove.
2880 * rtl.h (NOTE_PREDICTION): Likewise.
2882 * modulo-sched.c (CFG_HOOKS): Remove.
2884 * c-parser.c (N_C_TTYPES): Remove.
2886 * tree-flow-inline.h (get_stmt_operands): Remove.
2887 * lambda-code.c, tree-ssa-loop-unswitch.c,
2888 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2889 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2890 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2891 calls to get_stmt_operands.
2892 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
2894 2005-04-17 Richard Henderson <rth@redhat.com>
2897 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
2898 of CUMULATIVE_ARGS past the last named argument.
2899 (alpha_va_start): Expect pretend_args_size only if strictly less than
2902 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2905 * builtins.c (expand_builtin_strcat): Convert the result of
2906 strlen to the right type.
2907 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
2908 avoid creating type mismatches.
2909 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
2912 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
2914 2005-04-16 Richard Henderson <rth@redhat.com>
2917 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
2918 Use the mode of boolean_type_node when the user doesn't provide one.
2919 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
2921 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
2924 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
2927 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
2930 2005-04-16 Roger Sayle <roger@eyesopen.com>
2931 Steven Bosscher <stevenb@suse.de>
2933 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
2934 (fold_unary_to_constant): Likewise.
2936 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
2938 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
2941 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
2943 * doc/install.texi (Specific): Avoid using asterisks in @anchor
2944 names related to target triplets.
2945 Remove i?86-*-esix from platform directory.
2946 Remove powerpc-*-eabiaix from platform directory.
2948 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
2951 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
2952 falling through from SUBREG case to REG.
2954 2005-04-15 Roger Sayle <roger@eyesopen.com>
2956 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
2957 (fold_binary): Update comment mentioning fold_relational_hi_lo.
2958 (fold_binary_to_constant): Simplify using fold_binary.
2959 (fold_unary_to_constant): Likewise, simplify using fold_unary.
2961 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2963 * gthr-posix.c (pthread_cancel): Define.
2964 (pthread_mutexattr_init): Likewise.
2965 (pthread_mutexattr_settype): Likewise.
2966 (pthread_mutexattr_destroy): Likewise.
2968 2005-04-15 David S. Miller <davem@davemloft.net>
2971 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
2973 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2975 PR tree-optimization/21031
2976 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
2977 (forward_propagate_into_cond_1): Call it. Forward propagate
2978 integer-integer casts into COND_EXPRs.
2980 2005-04-15 Dave Korn <dave.korn@artimi.com>
2982 * gcc.c (default_compilers): Clarify obscure error message when
2983 reading from standard input.
2985 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2987 * basic-block.h (PROP_EQUAL_NOTES): Remove.
2988 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
2990 * tree-ssa-alias.c (init_alias_info): Remove a call to
2993 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
2995 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
2996 of non-virtual PHI nodes like we use to.
2998 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
3000 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
3001 (attr_copy_rtx): Do not use it.
3003 2005-04-15 Andrew Macleod <amacleod@redhat.com>
3005 * doc/tree-ssa.texi: Grammer/abbreviation updates.
3007 2005-04-15 Diego Novillo <dnovillo@redhat.com>
3009 * tree-vect-transform.c (vectorizable_store): Mark necessary
3010 objects in the vectorized store needing renaming. Update the
3011 SSA graph for V_MAY_DEF operands in the original store.
3013 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3015 * tree-ssa-pre.c (compute_avail): It's okay to have
3016 TREE_INVARIANT's here, and value number the resulting expressions.
3017 (create_expression_by_pieces): Make sure operands that were
3018 min_invariant when we started, stay that way.
3020 2005-04-15 David Edelsohn <edelsohn@gnu.org>
3022 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
3024 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3026 PR tree-optimization/20936.
3027 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
3029 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3031 * doc/invoke.texi: Fix typos.
3032 * doc/md.texi: Likewise.
3033 * doc/rtl.texi: Likewise.
3034 * doc/sourcebuild.texi: Likewise.
3035 * doc/tm.texi: Likewise.
3037 2005-04-15 Uros Bizjak <uros@kss-loka.si>
3039 PR tree-optimization/21004
3040 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
3041 and floorl in c99 mode only.
3042 * builtins.c (expand_builtin_int_roundingfn): Assert that
3043 fallback_fndecl is not NULL_TREE.
3045 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
3047 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
3048 * basic-block.h: Update the prototype for
3049 purge_all_dead_edges.
3050 * cfgexpand.c (tree_expand_cfg): Update a call to
3051 purge_all_dead_edges.
3052 * combine.c (combine_instructions): Likewise.
3053 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
3054 rest_of_handle_cse2, rest_of_handle_gcse,
3055 rest_of_handle_postreload): likewise.
3057 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
3060 * gimplify.c (gimplify_addr_expr): Compensate for removal of
3061 e.g. cv-qualification conversions.
3063 2005-04-14 Mike Stump <mrs@apple.com>
3065 * config/darwin-c.c (framework_construct_pathname): We must
3066 find all headers of a framework in the first instance of it
3067 found in the seach path.
3069 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3071 PR tree-optimization/21021
3072 * tree-vrp.c (compare_values): Work around a bug in the front
3073 end that produces a comparison of mismatched types.
3075 2004-04-14 Richard Henderson <rth@redhat.com>
3077 * config/ia64/ia64.h (enum fetchop_code): Remove.
3078 (enum ia64_builtins): Move ...
3079 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
3080 members except BSP and FLUSHRS.
3081 (ia64_init_builtins): Remove __sync builtins.
3082 (ia64_expand_builtin): Likewise.
3083 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
3084 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
3085 (ia64_expand_lock_release): Remove.
3086 * config/ia64/ia64.md (mf): Move to sync.md.
3087 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
3088 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
3089 * config/ia64/sync.md: New file.
3090 (memory_barrier): Rename from mf.
3091 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
3092 (cmpxchg_acq_<I48MODE>): Likewise.
3093 (sync_lock_test_and_set<I48MODE>): Likewise.
3095 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
3096 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
3098 2004-04-14 Richard Henderson <rth@redhat.com>
3100 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
3101 (ix86_compare_emitted): New.
3102 (ix86_expand_compare): Use ix86_compare_emitted if set.
3103 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
3104 and ix86_compare_op0 are set.
3105 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
3106 (TARGET_CMPXCHG, TARGET_XADD): New.
3107 (ix86_compare_emitted): Declare.
3108 * config/i386/i386.md: Include sync.md
3109 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
3110 (UNSPECV_XCHG, UNSPECV_LOCK): New.
3111 * config/i386/sync.md: New file.
3113 2004-04-14 Richard Henderson <rth@redhat.com>
3116 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
3117 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
3118 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
3119 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
3120 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
3121 BT_FN_I8_VPTR_I8_I8): New.
3122 * builtins.def (DEF_SYNC_BUILTIN): New.
3123 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
3124 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
3125 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
3126 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
3127 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
3128 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
3129 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
3130 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
3131 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
3132 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
3133 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
3134 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
3135 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
3136 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
3137 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
3138 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
3139 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
3140 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
3141 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
3142 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
3143 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
3144 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
3145 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
3146 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
3147 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
3148 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
3149 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
3150 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
3151 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
3152 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
3153 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
3154 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
3155 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
3156 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
3157 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
3158 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
3159 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
3160 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
3161 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
3162 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
3163 BUILT_IN_SYNCHRONIZE: New.
3164 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
3165 as a function. Accept __sync_ as a prefix as well.
3166 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3167 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
3168 expand_builtin_lock_release): New.
3169 (expand_builtin): Call them.
3170 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
3171 neither BOTH_P nor FALLBACK_P are defined.
3172 (builtin_type_for_size): New.
3173 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
3174 (resolve_overloaded_builtin): New.
3175 * c-common.h (resolve_overloaded_builtin): Declare.
3176 (builtin_type_for_size): Declare.
3177 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
3178 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
3179 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
3180 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
3181 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
3182 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
3183 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
3184 sync_compare_and_swap_cc, sync_lock_test_and_set,
3185 sync_lock_release): New.
3186 * optabs.h: Declare them.
3187 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
3188 expand_sync_operation, expand_sync_fetch_operation,
3189 expand_sync_lock_test_and_set): Declare.
3190 * genopinit.c (optabs): Add sync optabs.
3191 * optabs.c (init_optabs): Initialize sync optabs.
3192 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
3193 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
3194 expand_sync_operation, expand_sync_fetch_operation,
3195 expand_sync_lock_test_and_set): New.
3196 * doc/extend.texi (Atomic Builtins): New section
3197 * doc/md.texi (Standard Names): Add sync patterns.
3199 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
3201 * tree-eh.c (lower_try_finally_copy): Generate new code in
3202 response to goto_queue entries as if the queue was sorted by
3203 index, not pointers.
3204 (lower_try_finally_switch): Likewise.
3206 2005-04-14 Richard Henderson <rth@redhat.com>
3208 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
3209 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
3211 (ix86_expand_fp_movcc): Update to match.
3212 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
3213 * config/i386/i386-protos.h: Update.
3214 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
3215 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
3217 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
3219 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
3222 2005-04-14 Julian Brown <julian@codesourcery.com>
3224 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3225 link failures on ppc64 Linux.
3227 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3229 * config.gcc: Set cpu_type for s390.
3231 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3233 Fix PR tree-optimization/20963
3234 * tree-ssa-pre.c (compute_avail): Remove special case for
3236 (create_expression_by_pieces): Add value numbers for forced out
3239 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3241 * config/cris/cris.md: Replace references to (reg:SI 16) with
3242 (reg:SI CRIS_SRP_REGNUM).
3244 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3246 PR tree-optimization/20657
3247 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3248 create an appropriate range from it.
3250 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3252 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3253 <UNSPEC_FIST_CEIL> case.
3255 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3256 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3257 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3258 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3259 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3260 (lfloor<mode>2): New expanders.
3261 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3262 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3263 to implement lceil and llceil built-ins as x87 intrinsic function.
3264 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3265 (lceil<mode>2): New expanders.
3267 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3269 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3270 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3272 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3275 * config/s390/s390-modes.def: Define TFmode.
3277 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3279 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3280 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3281 * config/mips/mips.c (mips16_insn_length): Remove reference to
3282 JUMP_TABLES_IN_TEXT_SECTION.
3284 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3286 * simplify-rtx.c (simplify_binary_operation_1): Return
3287 scalar or vector of constant 0, depending on the xor's
3290 2005-04-13 Dale Johannesen <dalej@apple.com>
3292 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3293 (objc-act.o): Ditto.
3294 * objc/objc-act.c (objc_gimplify_expr): New.
3295 (objc_get_callee_fndecl): New.
3296 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3297 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3298 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3300 2005-04-13 Devang Patel <dpatel@apple.com>
3302 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3305 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3307 CRIS prologue as RTL.
3308 * config/cris/cris-protos.h (cris_emit_movem_store)
3309 (cris_expand_prologue): Prototype.
3310 * config/cris/cris.c (struct machine_function): New member
3312 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3313 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3314 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3315 (cris_load_multiple_op, cris_return_address_on_stack)
3316 (cris_return_address_on_stack_for_return): ISO-Cify.
3317 (cris_store_multiple_op): New predicate function.
3318 (cris_expand_prologue, cris_emit_movem_store): New functions.
3319 (cris_print_operand) <case 'O'>: Handle modifications other than
3321 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3322 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3323 (cris_gen_movem_load): Rearrange slightly to make local variable
3324 src a parameter, removing osrc.
3325 (cris_setup_incoming_varargs): Set machine_function member
3326 stdarg_regs to correspond to the number of registers that need to
3328 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3330 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3331 cris_general_operand_or_gotless_symbol accept UNSPEC.
3332 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3333 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3334 ("*cris_store_multiple"): New pattern. Tweak common comment above
3335 this and "*cris_load_multiple".
3336 ("prologue"): New define_expand.
3338 * config/cris/cris.md ("epilogue"): Conditionalize on
3339 TARGET_PROLOGUE_EPILOGUE.
3341 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3344 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3345 fpsr 0 instead of fpsr 1.
3346 (divsf3_internal_thr): Ditto.
3347 (divdf3_internal_lat): Ditto.
3348 (divdf3_internal_thr): Ditto.
3349 (divxf3_internal_lat): Ditto.
3350 (divxf3_internal_thr): Ditto.
3352 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3354 PR tree-optimization/20913
3355 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3357 PR tree-optimization/20702
3358 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3359 dominator children that haven't been walked into.
3361 2005-04-13 Julian Brown <julian@codesourcery.com>
3363 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3364 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3367 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3369 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3370 config/i386/sse.md: Fix comment typos.
3372 * genattrtab.c (NULL_ATTR): Remove.
3373 * ifcvt.c (NULL_EDGE): Likewise.
3375 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3377 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3378 NOTE_PREDICT): Remove.
3380 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3382 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3383 * configure: Regenerate.
3384 * config.in: Likewise.
3385 * system.h: Declare vsnprintf if not already declared.
3387 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3389 * optc-gen.awk: Handle stand-alone Mask records.
3390 * opth-gen.awk: Likewise.
3391 * doc/options.texi (Option file format): Document them.
3392 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3393 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3394 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3395 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3396 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3397 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3398 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3399 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3400 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3401 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3402 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3403 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3404 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3405 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3406 TARGET_LONG_DOUBLE_128): Likewise.
3407 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3408 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3409 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3410 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3411 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3412 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3413 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3414 * config/sparc/sparc.c (fpu_option_set): New global.
3415 (sparc_handle_option): New function.
3416 (sparc_override_options): Test fpu_option_set.
3417 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3418 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3419 * config/sparc/sparc.opt: New file.
3420 * config/sparc/little-endian.opt: Likewise.
3421 * config/sparc/long-double-switch.opt: Likewise.
3423 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3425 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3426 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3427 * config/bfin/bfin.opt (mshared-library-id=): Lose
3428 Var(bfin_lib_id_given).
3430 2005-04-13 Matt Thomas <matt@3am-software.com>
3432 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3435 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3437 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3439 * cgraphunit.c (INSNS_PER_CALL): Remove.
3441 * tree-ssa-forwprop.c (vars,
3442 record_single_argument_cond_exprs,
3443 substitute_single_use_vars): Remove.
3444 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3446 (tree_ssa_forward_propagate_single_use_vars): Call
3447 forward_propagate_into_cond for each COND_EXPR.
3449 * tree-inline.c (INSNS_PER_STMT): Remove.
3451 2005-04-12 Richard Henderson <rth@redhat.com>
3453 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3454 (ix86_expand_sse_fp_minmax): ... from ...
3455 (ix86_expand_fp_movcc): ... here.
3456 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3457 * config/i386/i386-protos.h: Update.
3458 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3459 (sse_setccsf, sse_setccdf): Allow before reload.
3460 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3461 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3462 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3463 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3464 (anddf3, nanddf3, iordf3, xordf3): New.
3466 2005-04-12 Jeff Law <law@redhat.com>
3468 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3469 (tree-ssa-uncprop.o): Add dependencies.
3470 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3471 * tree-flow.h (remove_useless_stmts): Remove prototype.
3472 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3473 remove_useless_stmts.
3474 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3475 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3476 * tree-pass.h (pass_uncprop): Declare.
3477 * tree-ssa-uncprop.c: New file.
3479 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3482 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3484 2005-04-12 Caroline Tice <ctice@apple.com>
3486 Temporary fix for partitioning problems.
3487 * passes.c (rest_of_handle_final): Remove code that
3488 frees unlikely_text_section_name,
3489 * varasm.c (assemble_start_function): Test for partitioning
3490 flag before writing out section labels.
3491 (assemble_end_function): Test for partitioning flag before
3492 writing out section labels.
3494 2005-04-12 Steven Bosscher <stevenb@suse.de>
3495 Stuart Hastings <stuart@apple.com>
3496 Jan Hubicka <jh@suse.cz>
3498 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3499 references to gt-tree-cfg.h.
3500 * basic-block.h (struct basic_block_def): Don't skip rbi
3501 for garbage collection.
3502 (struct reorder_block_def): Make GTY-able.
3503 (struct control_flow_graph): New structure.
3504 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3505 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3506 but instead defines to the control_flow_graph for cfun.
3507 (label_to_block_map): New define, points to the label map of
3508 the control_flow_graph for cfun.
3509 (n_edges_for_function, n_basic_blocks_for_function,
3510 last_basic_block_for_function, basic_block_info_for_function,
3511 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3512 basic_block_info_for_function, label_to_block_map_for_function):
3513 Counterparts for the above, taking a struct function as an extra
3515 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3516 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3517 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3518 (alloc_rbi_pool, free_rbi_pool): Remove.
3519 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3520 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3522 (cfg_layout_finalize) ... and don't free it here.
3523 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3525 * flow.c (free_basic_block_vars): Set label_to_block_map and
3526 n_edges to zero too.
3527 * function.h (struct function): Add cfg field.
3528 * function.c (allocate_struct_function): Allocate the cfg.
3529 * tree-cfg.c (label_to_block_map): Remove.
3530 (build_tree_cfg): Don't allocate the rbi pool here...
3531 (delete_tree_cfg_annotations): ...and don't free it here.
3532 Also don't nullify label_to_block_map for cfun.
3534 2005-04-12 Caroline Tice <ctice@apple.com>
3536 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3537 Revert my patch from April 9.
3538 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3539 (reorder_basic_blocks): Revert my patch from April 9.
3540 (insert_section_boundary_note): Revert my patch from April 9.
3541 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3542 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3543 (COLD_END_LABEL): Revert my patch from April 9.
3544 (cold_text_section_label): Revert my patch from April 9.
3545 (cold_end_label): Revert my patch from April 9.
3546 (dwarf2out_switch_text_section): Revert my patch from April 9.
3547 (output_aranges): Revert my patch from April 9.
3548 (output_ranges): Revert my patch from April 9.
3549 (output_line_info): Revert my patch from April 9.
3550 (add_location_or_const_value_attribute): Revert my patch from April 9.
3551 (dwarf2out_var_location): Revert my patch from April 9.
3552 (dwarf2out_init): Revert my patch from April 9.
3553 (dwarf2out_finish): Revert my patch from April 9.
3554 * function.h (struct function): Revert my patch from April 9.
3555 * opts.c (decode_options): Revert my patch from April 9.
3556 * output.h (unlikely_section_label, hot_section_label,
3557 hot_section_end_label, cold_section_end_label,
3558 unlikely_text_section_name): Revert my patch from April 9.
3559 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3560 * varasm.c (unlikely_section_label, hot_section_label,
3561 hot_section_end_label, cold_section_end_label,
3562 unlikely_text_section_name): Revert my patch from April 9.
3563 (initialize_cold_section_name): Revert my patch from April 9.
3564 (unlikely_text_section): Revert my patch from April 9.
3565 (in_unlikely_text_section): Revert my patch from April 9.
3566 (named_section): Revert my patch from April 9.
3567 (function_section): Revert my patch from April 9.
3568 (current_function_section): Revert my patch from April 9.
3569 (assemble_start_function): Revert my patch from April 9.
3570 (assemble_end_function): Revert my patch from April 9.
3571 (default_section_type_flags_1): Revert my patch from April 9.
3573 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3575 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3576 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3578 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3580 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3583 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3584 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3586 2004-04-12 Richard Henderson <rth@redhat.com>
3588 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3589 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3590 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3591 (UNSPEC_*, UNSPECV_*): Renumber.
3593 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3596 From Richard Henderson <rth@redhat.com>:
3597 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3600 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3602 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3604 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3606 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3607 (bfin_library_id): New variable.
3608 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3609 instead of bfin_library_id_string.
3610 (bfin_handle_option): New function.
3611 (override_options): Remove most code to deal with shared library IDs,
3612 just check they aren't used without -mid-shared-library.
3613 (TARGET_HANDLE_OPTION): Define.
3614 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3615 * config/bfin/bfin.opt (mshared-library-id=): New.
3617 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3619 * tree-vect-transform.c: Fix comment typos.
3621 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3623 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3624 split critical edges when not possible/profitable.
3626 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3628 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3629 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3630 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3631 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3632 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3633 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3634 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3635 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3637 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3638 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3639 * config/ns32k/ns32k.opt: New file.
3641 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3643 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3644 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3645 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3646 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3647 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3648 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3649 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3650 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3651 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3652 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3653 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3654 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3655 (MASK_COLDFIRE): Formatting fixes.
3656 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3657 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3658 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3659 "_current_shared_library_a5_offset_".
3660 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3661 (MASK_ALL_CPU_BITS): New macro.
3662 (m68k_handle_option): New function.
3663 (override_options): Remove handling of m68k_library_id_string.
3664 * config/m68k/m68k.opt: New file.
3665 * config/m68k/ieee.opt: New file.
3667 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3669 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3670 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3671 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3672 (TARGET_CXX): Adjust accordingly.
3673 * target.h (struct gcc_target): Remove epxort_class_data. Add
3674 determine_class_data_visibility and class_data_always_comdat.
3675 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3676 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3677 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3678 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3679 (arm_cxx_determine_class_data_visibility): New.
3680 (arm_cxx_class_data_always_comdat): Likewise.
3681 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3682 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3683 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3684 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3685 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3688 2005-04-11 Devang Patel <dpatel@apple.com>
3690 * tree-data-ref.c (build_classic_dist_vector,
3691 compute_subscript_distance): Make externally visible.
3692 * tree-data-ref.h (build_classic_dist_vector,
3693 compute_subscript_distance): Same.
3694 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3695 Check distance vector against vectorization factor.
3696 (vect_analyze_loop): Determine vectorizaion factor before
3697 analyzing data dependences.
3698 * tree-vectorizer.c (loops_num): Make it externally visible and
3700 * tree-vectorizer.c (vect_loops_num): ... new name.
3701 * tree-vectorizer.h (vect_loops_num): New.
3703 2005-04-11 Devang Patel <dpatel@apple.com>
3705 * tree-vect-analyze.c (vect_analyze_operations): Check
3706 vectorizable codition.
3707 * tree-vect-transform.c (vect_is_simple_cond): New function.
3708 (vectorizable_condition): New function.
3709 (vect_transform_stmt): Handle condition_vec_info_type.
3710 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3711 condition_vec_info_type.
3712 (vectorizable_condition): New.
3714 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3716 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3717 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3718 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3720 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3721 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3723 * dwarf2out.c (output_line_info): Don't try to dereference
3724 a NULL current_function_decl.
3726 * config/t-slibgcc-darwin: Don't put shared libraries in
3727 directories other than $(slibdir).
3728 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3731 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3733 PR tree-optimization/20933
3734 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3735 logic to reject aliases between read-only and writable
3737 (may_alias_p): ... here.
3738 (get_tmt_for): Do not associate read-only tags to pointers
3739 whose pointed-to type is not read-only.
3740 * tree-ssa.c (verify_ssa): Check that memory stores have at
3741 least one V_MAY_DEF or V_MUST_DEF.
3743 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3746 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3747 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3748 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3749 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3751 (fwrite_unlocked): Fix prototype.
3753 * configure, config.in: Regenerate.
3755 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3757 * tree-ssa-loop-im.c: Include real.h.
3758 (determine_invariantness_stmt): If real division divisor is
3759 invariant and flag_unsafe_math_optimizations enabled, generate
3760 invariant reciprocal for hoisting.
3761 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3763 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3765 Fix PR tree-optimization/20926
3767 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3769 2005-04-11 Devang Patel <dpatel@apple.com>
3771 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3774 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3776 * fold-const.c (fold_binary_op_with_conditional_arg):
3777 use fold_buildN instead of "fold (buildN" in some
3779 (fold_unary): Likewise.
3780 (fold_binary): Likewise.
3782 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3784 Fix PR tree-optimization/20612
3785 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3787 (perfect_nestify): preheaderbb is *not* part of loop of the
3790 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3792 * tree-ssa-alias.c (may_alias_p): If the variable
3793 is a global variable and the pointer is parameter
3794 and -fargument-noalias-global is used, then
3795 the pointer cannot alias the variable.
3797 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3799 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3800 * config/sparc/sparc.h: Likewise.
3801 * config/sparc/sparc.md: Likewise.
3803 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3805 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3807 * tree-vrp.c: Fix a comment typo.
3809 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3811 PR tree-optimization/20920
3812 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3813 SSA_NAME flows through an abnormal edge.
3814 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3815 through abnormal edges.
3816 (maybe_add_assert_expr): Likewise.
3818 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3820 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3821 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3822 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3823 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3824 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3825 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3826 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3827 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3828 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3829 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3830 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3831 (TARGET_HANDLE_OPTION): Likewise.
3832 (s390_tune): Initialize to PROCESSOR_max.
3833 (s390_arch_string): Make static.
3834 (s390_tune_string, s390_warn_framesize_string): Delete.
3835 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3836 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3837 (s390_handle_arch_option, s390_handle_option): New functions.
3838 (override_options): Remove parsing of option strings.
3839 * config/s390/s390.opt: New file.
3841 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3843 * tree-complex.c (expand_vector_operations): Call
3844 update_stmt_if_modified.
3846 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3848 * tree-vect-analyze (vect_determine_vectorization_factor):
3849 Do not use GET_MODE_NUNITS.
3850 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3851 (vectorizable_load, vect_transform_loop): Likewise.
3853 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3855 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3856 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3857 * optabs.h (enum optab_index): Add new OTI_lceil.
3858 (lceil_optab): Define corresponding macro.
3859 * optabs.c (init_optabs): Initialize lceil_optab.
3860 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3861 and lceildi2 patterns.
3862 * builtins.c (expand_builtin_int_roundingfn): Handle
3863 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3864 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3865 BUILT_IN_LLCEIL{,F,L}.
3866 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3867 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3868 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3869 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3870 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3871 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3872 into lceil built-in function and (long long int)ceil{,f,l} into
3873 llceil built-in function.
3874 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3877 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3879 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3882 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3884 * config/arm/arm.c: Fix a comment typo.
3885 * doc/tree-ssa.texi: Fix a typo.
3887 2005-04-10 Steven Bosscher <stevenb@suse.de>
3889 * cselib.c (clear_table): Rename to cselib_clear_table.
3890 * cselib.h (cselib_clear_table): Add prototype.
3891 * gcse.c (gcse_main): Make 'f' argument unused.
3892 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3893 of each basic block instead.
3894 (compute_sets, compute_hash_table_work): Likewise.
3895 (constprop_register): Change int 'alter_jumps' argument to bool.
3896 (do_local_cprop): Likewise.
3897 (local_cprop_pass): Likewise. Also walk basic blocks instead of
3898 the insn chain. Explicitly clear the cselib tables after finishing
3899 one basic block. Make sure there are no unterminated libcall blocks.
3900 Update compute_sets call.
3901 (cprop): Walk basic blocks instead of the insn chain.
3902 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
3904 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
3905 one_cprop_pass calls.
3907 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3909 * combine.c (combine_simplify_rtx): Remove a transformation that
3910 relies on an invalid assumption about rtl sign-extension semantics.
3912 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3914 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
3915 to build_int_cst_wide.
3917 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
3920 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
3921 set the original address pseudo to the correct value before the
3922 original insn, if possible, and leave the insn alone, otherwise
3923 create a new pseudo, set it and replace it in the insn.
3924 * recog.c (validate_change_maybe_volatile): New.
3925 * recog.h (validate_change_maybe_volatile): Declare.
3927 2005-04-09 Caroline Tice <ctice@apple.com>
3929 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3930 Remove targetm.have_named_sections test.
3931 (fix_edges_for_rarely_executed_code): Likewise.
3932 (insert_section_boundary_note): Likewise.
3933 (reorder_basic_blocks): Check partitioning flag before calling
3934 verify_hot_cold_block_grouping.
3935 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3936 the function struct rather than global variables.
3937 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3938 (COLD_END_LABEL): Likewise
3939 (cold_text_section_label): New static global variable.
3940 (cold_end_label): Likewise.
3941 (dwarf2out_switch_text_section): Get hot/cold section labels from
3942 the function struct rather than global variables.
3943 (output_aranges): Use cold_text_section_label and cold_end_label;
3944 check partitioning flag before putting out delta.
3945 (output_ranges): Remove incorrect code attempting to use
3947 (output_line_info): Get cold section label from function struct.
3948 (add_location_or_const_value_attribute): Likewise.
3949 (get_subprogram_die): Get hot/cold section labels from function struct.
3950 (dwarf2out_var_location): Likewise.
3951 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3952 write out cold_text_section_label if partition flag is set.
3953 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3954 * function.h (struct function): Add new fields to point to hot/cold
3955 section labels: hot_section_label, cold_section_label,
3956 hot_section_end_label and cold_section_end_label; also add new field
3957 for cold text section name, unlikely_text_section_name.
3958 * opts.c (decode_options): Turn off partitioning flag if
3959 !targetm.have_named_sections.
3960 * output.h (hot_section_label): Remove.
3961 (hot_section_end_label): Remove.
3962 (cold_section_end_label): Remove.
3963 (unlikely_section_label): Remove.
3964 (unlikely_text_section_name): Remove.
3965 * passes.c (rest_of_handle_final): Remove code that frees
3966 unlikely_text_section_name.
3967 * varasm.c (unlikely_section_label): Remove.
3968 (hot_section_label): Remove.
3969 (hot_section_end_label): Remove.
3970 (cold_section_end_label): Remove.
3971 (unlikely_text_section_name): Remove.
3972 (initialize_cold_section_name): Modify to call
3973 targetm.strip_name_encoding; to store cold section name in current
3974 function struct, if it exists; and to only use the decl_section_name
3975 if flag_named_sections is true.
3976 (unlikely_text_section): Modify to get section name out of current
3977 function struct, if there is one; otherwise build it from
3978 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3979 (in_unlikely_text_section): Likewise.
3980 (named_section): Modify to get/put cold section name in current function
3981 struct, if there is one.
3982 (function_section): Change 'bool unlikely' to 'int reloc'; check
3983 targetm.have_named_sections before calling named_section.
3984 (current_function_section): Likewise.
3985 (assemble_start_function): Modify to get/put unlikely_text_section_name
3986 in current function struct; modify to get hot/cold section labels
3987 from function struct; initialize labels using
3988 ASM_GENERATE_INTERNAL_LABEL;
3989 test partitioning flag before writing out hot section label.
3990 (assemble_end_function): Test partitioning flag before writing out
3991 hot/cold section labels.
3992 (default_section_type_flags_1): Modify to use array instead of
3993 char* for unlikely_text_section_name; set flags correctly for
3994 cold text section if there is not a current function decl.
3996 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3998 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
3999 and TI_VA_LIST_FPR_COUNTER_FIELD.
4000 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
4001 * tree-pass.h (pass_stdarg): Add.
4002 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
4003 * tree-stdarg.c: New file.
4004 * tree-stdarg.h: New file.
4005 * Makefile.in (OBJS-common): Add tree-stdarg.o.
4006 (tree-stdarg.o): Add dependencies.
4007 * function.h (struct function): Add va_list_gpr_size and
4008 va_list_fpr_size fields.
4009 * function.c (allocate_struct_function): Initialize them.
4010 * target.h (struct gcc_target): Add stdarg_optimize_hook.
4011 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4012 (TARGET_INITIALIZER): Add it.
4014 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
4015 va_list_{g,f}pr_counter_field.
4016 (ix86_setup_incoming_varargs): Don't do anything if reg_save
4017 area will not be used. Only save registers that tree-stdarg.c
4018 detected they need saving.
4019 (ix86_va_start): Don't set up fields that won't be used.
4021 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
4022 va_list_{g,f}pr_counter_field.
4023 (setup_incoming_varargs): Don't do anything if reg_save
4024 area will not be used. Only save registers that tree-stdarg.c
4025 detected they need saving.
4026 (rs6000_va_start): Don't set up fields that won't be used.
4028 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
4029 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
4030 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
4031 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
4033 2005-04-09 Jakub Jelinek <jakub@redhat.com>
4036 * config/i386/i386.c (construct_container): Pass empty aligned
4037 struct, union or class in memory.
4039 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
4041 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
4042 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
4043 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
4044 config/rs6000/predicates.md: Fix comment typos.
4046 * sched-int.h (haifa_insn_data): Remove blockage and units.
4047 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
4048 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
4049 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
4051 2005-04-09 Jan Hubicka <jh@suse.cz>
4052 Steven Bosscher <stevenb@suse.de>
4054 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
4055 * cfgloop.c (get_loop_exit_edges): Likewise.
4056 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
4058 * loop-unroll.c (analyze_insns_in_loop): Likewise.
4059 * tree-cfg.c (dump_cfg_status): Likewise.
4061 2005-04-09 David Edelsohn <edelsohn@gnu.org>
4063 * config/rs6000/predicates.md (altivec_register_operand): Remove
4064 redundant match_code test.
4065 (gpc_reg_operand): Same.
4066 (cc_reg_operand): Same.
4067 (cc_reg_not_cr0_operand): Same.
4069 2005-04-09 Jan Hubicka <jh@suse.cz>
4071 Forgotten hunk from my last merge patch:
4072 * final.c (output_addr_const): Do not call mark_referenced.
4074 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
4076 * doc/tree-ssa.texi: Add immediate use documentation.
4078 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
4080 * arm.c (FL_WBUF): Define.
4081 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
4082 (arm_is_6_or_7): Delete.
4083 (arm_tune_wbuf): New.
4084 (arm_override_options): Set arm_tune_wbuf.
4085 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
4086 (arm_is_6_or_7): Delete declaration.
4087 (arm_tune_wbuf): New declartion.
4088 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
4089 (model_wbuf): Derive from arm_tune_wbuf.
4090 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
4091 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
4092 (arm740t): Mark CPUs as having a write buffer.
4094 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4096 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
4097 of 'const_double_operand' in operand 2 constraints. Update enable
4100 2005-04-09 Uros Bizjak <uros@kss-loka.si>
4102 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
4103 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
4104 * optabs.h (enum optab_index): Add new OTI_lfloor.
4105 (lfloor_optab): Define corresponding macro.
4106 * optabs.c (init_optabs): Initialize lfloor_optab.
4107 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
4108 and lfloordi2 patterns.
4109 * builtins.c (expand_builtin_int_roundingfn): New prototype.
4110 (expand_builtin_int_roundingfn): New function.
4111 (fold_builtin_int_roundingfn): New prototype.
4112 (fold_builtin_int_roundingfn): New function, renamed from
4113 fold_builtin_lround.
4114 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
4115 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
4116 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
4117 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
4118 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
4119 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
4120 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
4121 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
4122 into lfloor built-in function and (long long int)floor{,f,l} into
4123 llfloor built-in function.
4124 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
4127 2005-04-08 Ian Lance Taylor <ian@airs.com>
4129 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
4130 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
4131 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
4132 (DO_COND, DO_BODY): Likewise.
4133 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
4134 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
4135 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
4136 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
4137 (build_continue_stmt, build_break_stmt): Don't declare.
4138 (c_do_switch_warnings): Update declaration.
4139 * c-gimplify.c (enum bc_t): Remove.
4140 (struct c_gimplify_ctx, ctxp): Remove.
4141 (push_context, pop_context): Remove static functions.
4142 (c_genericize): Don't call push_context or pop_context.
4143 (begin_bc_block, finish_bc_block): Remove static functions.
4144 (build_bc_goto): Likewise.
4145 (gimplify_c_loop): Likewise.
4146 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
4147 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
4148 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
4149 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
4150 * c-common.c (c_do_switch_warnings): Rename from
4151 c_do_switch_warnings_1.
4152 (c_do_switch_warnings) [old version]: Remove.
4153 (c_do_switch_expr_warnings): Remove.
4154 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
4155 function instead of c_do_switch_expr_warnings.
4156 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
4157 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
4158 * c-pretty-print.c (pp_c_statement): Likewise.
4159 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
4161 2005-04-08 Devang Patel <dpatel@apple.com>
4163 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
4164 While selecting replacement condition pay attention to loop header.
4166 2005-04-08 Diego Novillo <dnovillo@redhat.com>
4168 Merge from tree-cleanup-branch: VRP, store CCP, store
4169 copy-prop, incremental SSA updating of FUD chains and
4170 newly exposed symbols.
4172 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
4173 (OBJS-common): Add tree-vrp.o.
4174 (tree-vrp.o): New rule.
4175 * basic-block.h (nearest_common_dominator_for_set): Declare.
4176 * common.opt (ftree-store-ccp): New flag.
4177 (ftree-copy-prop): New flag.
4178 (ftree-vrp): New flag.
4179 (ftree-store-copy-prop): New flag.
4180 * dominance.c (nearest_common_dominator_for_set): New.
4181 * domwalk.c (walk_dominator_tree): Only traverse
4182 statements in blocks marked in walk_data->interesting_blocks.
4183 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
4184 * fold-const.c (fold): Handle ASSERT_EXPR.
4185 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
4186 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
4187 flag_tree_vrp at -O2.
4188 * timevar.def (TV_TREE_VRP): Define.
4189 (TV_TREE_COPY_PROP): Define.
4190 (TV_TREE_STORE_COPY_PROP): Define.
4191 (TV_TREE_SSA_INCREMENTAL): Define.
4192 (TV_TREE_STORE_CCP): Define.
4193 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
4194 to kill_redundant_phi_nodes from comment.
4195 (verify_expr): Handle ASSERT_EXPR.
4196 * tree-dfa.c (mark_new_vars_to_rename): Remove second
4197 argument. Update all users.
4198 (mark_call_clobbered_vars_to_rename): Remove. Update all
4200 * tree-flow-inline.h (unmodifiable_var_p): New.
4201 * tree-flow.h (enum value_range_type): Declare.
4202 (struct value_range_def): Declare.
4203 (value_range): Declare.
4204 (remove_all_phi_nodes_for): Remove. Update all users.
4205 (find_phi_node_for): Declare.
4206 (add_type_alias): Declare.
4207 (count_uses_and_derefs): Declare.
4208 (kill_redundant_phi_nodes): Remove.
4209 (rewrite_into_ssa): Remove.
4210 (rewrite_def_def_chains): Remove.
4211 (update_ssa, register_new_name_mapping, create_new_def_for,
4212 need_ssa_update_p, name_registered_for_update_p,
4213 release_ssa_name_after_update_ssa, dump_repl_tbl,
4214 debug_repl_tbl, dump_names_replaced_by,
4215 debug_names_replaced_by, mark_sym_for_renaming,
4216 mark_set_for_renaming, get_current_def, set_current_def,
4217 get_value_range, dump_value_range, debug_value_range,
4218 dump_all_value_ranges, debug_all_value_ranges,
4219 expr_computes_nonzero, loop_depth_of_name,
4220 unmodifiable_var_p): Declare.
4221 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
4223 * tree-into-ssa.c (block_defs_stack): Update comment.
4224 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4225 syms_to_rename, names_to_release, repl_tbl,
4226 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4227 need_to_replace_names_p): New locals.
4228 (NAME_SETS_GROWTH_FACTOR): Define.
4229 (struct repl_map_d): Declare.
4230 (struct mark_def_sites_global_data): Add field
4232 (enum rewrite_mode): Declare.
4233 (REGISTER_DEFS_IN_THIS_STMT): Define.
4234 (compute_global_livein): Use last_basic_block instead of
4236 (set_def_block): Remove last argument. Update all callers.
4237 (prepare_use_operand_for_rename): Remove. Update all callers.
4238 (prepare_def_operand_for_rename): Remove. Update all callers.
4239 (symbol_marked_for_renaming): New.
4242 (repl_map_hash): New.
4244 (repl_map_free): New.
4245 (names_replaced_by): New.
4246 (add_to_repl_tbl): New.
4247 (add_new_name_mapping): New.
4248 (mark_def_sites): Assume that all the operands in the
4249 statement are in normal form.
4250 (find_idf): Assert that the block in the stack is valid.
4251 (get_default_def_for): New.
4252 (insert_phi_nodes_for): Add new argument 'update_p'.
4254 If update_p is true, add a new mapping between the LHS of
4255 each new PHI and the name that it replaces.
4256 (insert_phi_nodes_1): Only call find_idf if needed.
4257 (get_reaching_def): Call get_default_def_for.
4258 (rewrite_operand): Remove.
4259 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4260 and REWRITE_THIS_STMT are false.
4261 Assume that all the operands in the statement are in
4263 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4264 (rewrite_virtual_phi_arguments): Remove.
4265 (invalidate_name_tags): Remove.
4266 (register_new_update_single, register_new_update_set,
4267 rewrite_update_init_block, replace_use,
4268 rewrite_update_fini_block, rewrite_update_stmt,
4269 rewrite_update_phi_arguments): New.
4270 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4271 Add arguments 'entry', 'what' and 'blocks'.
4272 Initialize the dominator walker according to 'what' and
4274 Start the dominator walk at 'entry'.
4275 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4276 Use it to configure the dominator walker.
4277 (rewrite_into_ssa): Remove argument 'all'.
4279 (rewrite_all_into_ssa): Remove.
4280 (rewrite_def_def_chains): Remove.
4281 (mark_def_interesting, mark_use_interesting,
4282 prepare_phi_args_for_update, prepare_block_for_update,
4283 prepare_def_site_for, prepare_def_sites,
4284 dump_names_replaced_by, debug_names_replaced_by,
4285 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4286 delete_update_ssa, create_new_def_for,
4287 register_new_name_mapping, mark_sym_for_renaming,
4288 mark_set_for_renaming, need_ssa_update_p,
4289 name_registered_for_update_p, ssa_names_to_replace,
4290 release_ssa_name_after_update_ssa,
4291 insert_updated_phi_nodes_for, update_ssa): New.
4292 * tree-loop-linear.c (linear_transform_loops): Call
4293 update_ssa instead of rewrite_into_ssa.
4294 * tree-optimize.c (vars_to_rename): Remove.
4296 (init_tree_optimization_passes): Replace
4297 pass_redundant_phi with pass_copy_prop.
4299 Replace pass_ccp with pass_store_ccp.
4300 Add pass_store_copy_prop after pass_store_ccp.
4301 (execute_todo): If the TODO_ flags don't include updating
4302 the SSA form, assert that it does not need to be updated.
4303 Call update_ssa instead of rewrite_into_ssa and
4304 rewrite_def_def_chains.
4305 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4306 (tree_rest_of_compilation):
4307 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4308 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4309 TODO_cleanup_cfg): Renumber.
4310 (TODO_verify_loops, TODO_update_ssa,
4311 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4312 TODO_update_ssa_only_virtuals): Define.
4313 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4315 * tree-phinodes.c (make_phi_node): Update documentation.
4316 (remove_all_phi_nodes_for): Remove.
4317 (find_phi_node_for): New.
4318 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4319 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4320 (interpret_rhs_modify_expr): Likewise.
4321 * tree-sra.c (decide_instantiations): Mark all symbols in
4322 SRA_CANDIDATES for renaming.
4323 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4324 (mark_all_v_defs): New function. Update all users to call it
4325 with the whole list of scalarized statements, not just the
4327 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4328 (compute_flow_insensitive_aliasing): If the tag is
4329 unmodifiable and the variable isn't or vice-versa, don't
4330 make them alias of each other.
4331 (setup_pointers_and_addressables): If the type tag for
4332 VAR is about to change, mark the old one for renaming.
4333 (add_type_alias): New.
4334 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4335 (ccp_lattice_t): Rename from latticevalue.
4336 (value): Remove. Update all users.
4337 (const_val): New local variable.
4338 (do_store_ccp): New local variable.
4339 (dump_lattice_value): Handle UNINITIALIZED.
4340 (debug_lattice_value): New.
4341 (get_default_value): Re-write.
4342 (set_lattice_value): Re-write.
4343 (def_to_varying): Remove. Update all users.
4344 (likely_value): Return VARYING for statements that make
4345 stores when STORE_CCP is false.
4346 Return VARYING for any statement other than MODIFY_EXPR,
4347 COND_EXPR and SWITCH_EXPR.
4348 (ccp_initialize): Re-write.
4349 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4350 Move to tree-ssa-propagate.c.
4351 (ccp_lattice_meet): Handle memory stores when
4352 DO_STORE_CCP is true.
4353 (ccp_visit_phi_node): Likewise.
4354 (ccp_fold): Likewise.
4355 (evaluate_stmt): Likewise.
4356 (visit_assignment): Likewise.
4357 (ccp_visit_stmt): Likewise.
4358 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4362 (do_ssa_store_ccp): New.
4363 (gate_store_ccp): New.
4364 (pass_store_ccp): Declare.
4365 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4366 (may_propagate_copy): Reformat.
4367 Don't abort if ORIG is a virtual and DEST isn't.
4368 If NEW does not have alias information but DEST does,
4370 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4371 copy_prop_kind, which_copy_prop): Declare.
4372 (stmt_may_generate_copy, get_copy_of_val,
4373 get_last_copy_of, set_copy_of_val, dump_copy_of,
4374 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4375 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4376 init_copy_prop, fini_copy_prop, execute_copy_prop,
4377 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4378 store_copy_prop): New.
4379 (pass_copy_prop, pass_store_copy_prop): Declare.
4380 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4381 'num_const_prop' and 'num_copy_prop'.
4382 (cprop_operand): Update them.
4383 (dump_dominator_optimization_stats): Dump them.
4384 (tree_ssa_dominator_optimize): Call update_ssa instead of
4386 (loop_depth_of_name): Declare extern.
4387 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4388 values for LOW or HIGH.
4389 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4390 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4391 (cprop_operand): Only propagate if VAL != OP.
4392 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4393 statement for renaming.
4394 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4395 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4396 add_type_alias if necessary.
4397 Call mark_new_vars_to_rename.
4398 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4399 mark every statement updated, call update_ssa and
4400 rewrite_into_loop_closed_ssa.
4401 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4402 from LIVEIN if VAR is a virtual.
4403 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4404 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4405 (get_call_expr_operands): Reformat statement.
4406 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4408 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4409 SSA_NAME_VALUE for every name.
4410 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4411 get_value_loaded_by): New.
4412 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4413 substitute_and_fold): Move from tree-ssa-ccp.c.
4414 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4415 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4416 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4418 * tree-ssa.c (verify_use): Fix error message.
4419 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4420 check_phi_redundancy, kill_redundant_phi_nodes,
4421 pass_redundant_phi): Remove. Update all users.
4422 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4423 add_type_alias, if necessary.
4424 * tree-vectorizer.h (struct _stmt_vect_info): Update
4425 documentation for field 'memtag'.
4426 * tree-vrp.c: New file.
4427 * tree.def (ASSERT_EXPR): Define.
4428 * tree.h (ASSERT_EXPR_VAR): Define.
4429 (ASSERT_EXPR_COND): Define.
4430 (SSA_NAME_VALUE_RANGE): Define.
4431 (struct tree_ssa_name): Add field 'value_range'.
4432 (PHI_REWRITTEN): Remove.
4433 (struct tree_phi_node): Remove field 'rewritten'.
4434 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4435 -ftree-store-copy-prop): Document.
4436 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4437 Document usage of update_ssa.
4439 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4442 * config/rs6000/predicates.md (altivec_register_operand): Accept
4444 (and64_operand): Do not limit CONST_INT to mask64_operand.
4445 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4446 (and_operand): Do not limit CONST_INT to mask_operand.
4448 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4450 PR rtl-optimization/20466
4451 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4452 for overlap of the address of each list member.
4453 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4455 2005-04-08 Mike Stump <mrs@apple.com>
4457 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4459 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4462 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4464 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4466 * function.c (push_function_context_to): Don't set
4468 * function.h (function): Remove contains_functions.
4469 (current_function_contains_functions): Remove.
4471 * function.h (function): Remove instrument_entry_exit.
4472 (current_function_instrument_entry_exit): Remove.
4474 * function.h (nonlocal_labels): Remove.
4476 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4478 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4479 (check_attr_value, write_attr_get, write_expr_attr_cache,
4480 find_attr, make_internal_attr): Don't reference negative_ok or
4482 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4483 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4484 (ATTR_STATIC): Adjust the value.
4486 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4488 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4490 * config/s390/tpf.h (ASM_SPEC): Define.
4492 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4494 * tree-flow.h: Remove the prototype for
4495 redirect_immediate_uses.
4496 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4498 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4500 * arm.c (arm_const_double_by_parts): New function.
4501 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4502 * arm.md (define_split for 64-bit constants): Add another one.
4504 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4506 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4508 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4510 * system.h: Revert last change.
4512 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4514 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4515 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4516 (TARGET_SWITCHES): Delete.
4517 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4518 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4519 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4520 * config/xtensa/xtensa.opt: New file.
4522 2005-04-08 Ben Elliston <bje@au.ibm.com>
4524 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4525 * config/fp-bit.h: Tidy comments.
4527 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4529 * system.h: Poison PARAMS.
4531 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4533 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4534 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4535 (TARGET_SWITCHES): Delete.
4536 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4537 * config/vax/vax.opt: New file.
4539 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4541 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4543 2005-04-07 Ian Lance Taylor <ian@airs.com>
4545 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4547 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4548 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4551 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4553 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4554 all immediate uses in PHI nodes.
4556 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4558 * arm.c (arm_const_double_inline_cost): Handle any constant by
4559 using gen_lowpart and gen_highpart_mode.
4560 (note_invalid_constants): All constants in an RTX with a constraint
4561 that permits memory are now pushed to the constant pool.
4562 (output_move_double): Delete code to handle reg to reg and
4563 constant to reg moves.
4564 (const_double_needs_minipool, output_mov_immediate): Delete.
4565 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4566 CONST_INT and CONST_VECTOR.
4567 * arm.md (ANY64): New mode macro.
4568 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4569 (movdf_soft_insn): Split reg-reg and const-reg moves.
4570 (split patterns for 64-bit constant and register moves): New.
4571 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4572 (cirrus_movdf_hard_insn): Likewise.
4573 * fpa.md (movdf_fpa): Likewise.
4574 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4575 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4577 (movv2si_internal_2): Likewise.
4578 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4579 (movdf_vfp): Likewise.
4580 * arm-protos.h (output_mov_immediate): Delete prototype.
4582 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4585 * simplify-rtx.c (simplify_unary_operation_1): Check
4586 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4588 2005-04-06 James E Wilson <wilson@specifixinc.com>
4591 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4594 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4596 * coverage.h (GCOV_TYPE_NODE): Delete.
4597 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4598 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4599 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4600 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4601 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4603 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4606 * Makefile.in (gcc.pot): Remove options.c dependency.
4607 * optc-gen.awk: Don't quote help strings with N_().
4609 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4611 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4612 the function returns a pointer type.
4614 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4616 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4617 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4618 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4619 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4620 explicit_uses members.
4621 (get_or_create_used_part_for): Initialize new fields.
4622 (fieldoff_compare): New function.
4623 (create_overlap_variables_for): Count number of fields, use
4624 heuristic to determine whether to create subvars for vars with
4626 Sort the field list by offset and avoid creating duplicate SFT's.
4628 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4630 * c.opt (-F): Remove trailing whitespace from help string.
4631 (-finput-charset): Use a tab to separate the switch name and help
4633 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4634 (-ftree-vectorizer-verbose): Likewise.
4636 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4638 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4639 a PHI argument where a use occurs instead of all PHI arguments.
4641 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4643 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4646 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4648 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4649 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4650 config/bfin/bfin.h: Fix comment typos.
4652 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4654 * doc/install.texi: Update the URL for Jacks.
4655 * doc/sourcebuild.texi: Likewise.
4657 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4660 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4661 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4663 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4665 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4667 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4669 * config/v850/v850-protos.h (override_options): Delete.
4670 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4671 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4672 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4673 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4674 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4675 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4676 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4677 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4678 (OVERRIDE_OPTIONS): Delete.
4679 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4680 (small_memory_info): Remove the value field.
4681 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4683 * config/v850/v850.c (small_memory): Remove the value field.
4684 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4685 (override_options): Delete.
4686 (v850_handle_memory_option, v850_handle_option): New functions.
4687 * config/v850/v850.opt: New file.
4689 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4691 * config.host: Add a section for generic hosts, and a subsection
4692 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4693 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4694 * config/host-darwin.h: New.
4695 * config/x-darwin: New.
4696 * config/i386/host-i386-darwin.c: New.
4697 * config/i386/x-darwin: New.
4698 * config/rs6000/host-darwin.c: Include host-darwin.h.
4699 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4700 (darwin_rs6000_gt_pch_use_address): Likewise.
4701 * config/rs6000/x-darwin: Change name of .o built, update
4702 dependencies for changes to rs6000/host-darwin.c.
4704 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4707 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4709 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4711 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4712 split_loop_exit_edge instead of loop_split_edge_with.
4714 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4716 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4717 UNSPEC_SET_VSCR): New constants, used throughout.
4719 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4721 (altivec_vspltis<VI_char>): ... this pattern, using
4722 a QImode const_int_operand for the immediate.
4723 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4726 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4729 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4731 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4733 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4735 2005-04-06 Ben Elliston <bje@au.ibm.com>
4737 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4738 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4739 macros as living in "this file" and not gcc.h.
4741 2005-04-06 Ben Elliston <bje@au.ibm.com>
4743 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4744 -ftree-live_range_split. Perhaps renamed at some point?
4746 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4749 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4750 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4752 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4754 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4755 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4756 (number_of_iterations_special): New function.
4757 (number_of_iterations_exit): Use number_of_iterations_special.
4758 Use simplify_using_outer_evolutions only at -O3.
4759 (number_of_iterations_cond, tree_simplify_using_condition,
4760 simplify_using_initial_conditions, loop_niter_by_eval,
4761 compare_trees, can_count_iv_in_wider_type_bound,
4762 simplify_using_outer_evolutions): Use fold_build.
4764 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4766 * doc/install.texi (Configuration): Document --with-java-home.
4768 2005-04-05 Richard Henderson <rth@redhat.com>
4772 * config/i386/i386.c (print_operand): Handle vector zeros.
4773 (ix86_split_to_parts): Handle CONST_VECTOR.
4774 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4775 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4776 what modes to tie for MMX and SSE registers.
4777 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4778 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4779 to vector modes as well.
4780 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4781 properly as an input mode.
4783 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4785 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4787 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4789 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4791 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4793 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4794 and local functions, set sse_nregs to 8 and float_in_sse.
4795 (function_arg_advance, function_arg): If float_in_sse, pass
4796 SFmode and DFmode arguments in SSE registers.
4797 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4799 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4800 of -funit-at-a-time.
4802 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4804 * config/i386/i386-protos.h (ix86_function_value): Accept two
4805 arguments, like the target macro.
4806 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4807 * config/i386/i386.c (ix86_function_value): Accept the second
4808 argument of the target macro.
4809 (ix86_function_ok_for_sibcall): Pass a function pointer to
4810 ix86_function_value.
4811 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4812 call to ix86_value_regno).
4813 (ix86_value_regno): Add support for returning floating point values
4816 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4818 PR tree-optimization/20076
4819 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4820 that call __builtin_return or __builtin_apply_args.
4822 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4824 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4825 Use immediate use iterator.
4826 (stmt_is_bumper_for_loop): Use immediate use iterator.
4827 * predict.c (strip_builtin_expect): Use update_stmt.
4828 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4829 on all elements of a STATEMENT_LIST.
4830 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4831 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4832 (bsi_replace): Mark stmt as modified and the update it.
4833 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4834 (expand_complex_libcal): Call update_stmt.
4835 (expand_complex_comparison): Call mark_stmt_modified.
4836 (expand_complex_operations_1): Call update_stmt_if_modified.
4837 (expand_vector_operations_1): Call mark_stmt_modified.
4838 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4839 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4840 add_immediate_use, redirect_immediate_use,
4841 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4842 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4843 (mark_new_vars_to_rename): Call update_stmt.
4844 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4845 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4847 (unmodify_stmt): Delete.
4848 (update_stmt): New. Force an update of a stmt.
4849 (update_stmt_if_modified): update a stmt if it is out of date.
4850 (get_stmt_operands): Verify stmt is NOT modified.
4851 (stmt_modified_p): Update comment.
4852 (delink_imm_use): Remove a use node from its immuse list.
4853 (link_imm_use_to_list): Link a use node to a specific list.
4854 (link_imm_use): Link a node to the correct list.
4855 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4856 it in the correct list, if appropriate.
4857 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4858 (relink_imm_use): Link a use node in place of another node in a list.
4859 (relink_imm_use_stmt): LInk a node in place of another node, and set
4861 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4862 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4863 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4864 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4865 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4866 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4867 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4868 (has_zero_uses): New. Return true if there are no uses of a var.
4869 (has_single_use): New. Return true if there is only a single use of a
4871 (single_imm_use): New. Return the simgle immediate use.
4872 (num_imm_uses): New. Return the number of immediate uses.
4873 (get_v_must_def_ops): Use is now a pointer.
4874 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4875 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4877 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4878 (delink_stmt_imm_use): Delink all immuses from a stmt.
4879 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4880 * tree-flow.h (struct dataflow_d): Delete.
4881 (immediate_use_iterator_d): New. Immediate use iterator struct.
4882 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4883 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4884 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4886 (struct stmt_ann_d): Remove dataflow_t from struct.
4887 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4888 (if_convertible_phi_p): Use FAST immuse iterator.
4889 (if_convertible_loop_p): Don't call compute_immediate_uses.
4890 (replace_phi_with_cond_modify_expr): Call update_stmt.
4891 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4892 update_stmt_if_modified.
4893 (rewrite_all_into_ssa): Initialize ssa operands.
4894 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
4895 compute_immediate_uses.
4896 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
4897 ssa_property is available.
4898 (execute_one_pass): Change parameters passed to execute_todo.
4899 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
4900 (remove_ssa_form): Call fini_ssa_operands.
4901 (insert_backedge_copies): Delete call to modify_stmt.
4902 * tree-phinodes.c (make_phi_node): Initialize use nodes.
4903 (release_phi_node): Delink any use nodes before releasing.
4904 (resize_phi_node): Relink any use nodes.
4905 (remove_phi_arg_num): Delink the use node.
4906 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
4907 (remove_all_phi_nodes_for): Release phi node first.
4908 * tree-pretty-print.c (dump_generic_node): Print stmt address.
4909 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
4910 (scalarize_use, scalarize_copy): Call update_stmt.
4911 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
4912 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
4913 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
4914 (ccp_initialize): Remove call to compute_immediate_uses.
4915 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
4916 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
4918 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
4919 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
4920 (eliminate_redundant_computations): Call mark_stmt_modified.
4921 (cprop_operand): Call mark_stmt_modified.
4922 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
4923 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
4924 (dse_optimize_stmt): Use new immuse interface.
4925 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
4926 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
4927 (substitute_single_use_vars): Use new immuse interface.
4928 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
4929 and compute_immediate_uses.
4930 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
4932 (rewrite_mem_refs): Call update_stmt.
4933 (determine_lsm): Remove call to compute_imm_uses and free_df.
4934 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
4935 (try_unroll_loop_completely): Call update_stmt.
4936 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
4937 (rewrite_use_compare): Call update_stmt.
4938 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
4939 (rewrite_use) : Call update_stmt.
4940 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
4941 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
4943 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
4944 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
4945 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
4947 (initialize_vuse_operand): New. Initialize a vuse operand.
4948 (initialize_v_may_def_operand): New. Initialize a maydef operand.
4949 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
4950 (finalize_ssa_defs): Use stmt parameter.
4951 (correct_use_link): Ensure a use node is in the correct list, and has
4952 the correct stmt pointer.
4953 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
4954 finalize_ssa_v_must_defs): Also initialize use nodes.
4955 (finalize_ssa_stmt_operands): Pass extra stmt operands.
4956 (build_ssa_operands): Seperate parsing from final operand construction.
4957 (parse_ssa_operands): New. Parse entry point for operand building.
4958 (swap_tree_operands): New. Swap 2 tree operands.
4959 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
4961 (get_expr_operands): Call swap_tree_operands when needed.
4962 (copy_virtual_operands): Use initialize routines for virtual use ops.
4963 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
4964 (verify_abort): New. Issue imm_use error.
4965 (verify_imm_links): New Verify imm_use links for a var.
4966 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
4967 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
4968 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
4969 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
4970 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
4971 (NULL_USE_OPERAND_P) Define.
4972 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
4974 (struct vuse_operand_type): New struct.
4975 (SET_USE): Call set_ssa_use_from_ptr.
4977 (PHI_ARG_INDEX_FROM_USE): Define.
4978 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
4979 argument via SET_USE, not PHI_ARG_DEF_TREE.
4980 * tree-ssa-pre.c (eliminate): Call update_stmt.
4981 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
4983 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
4984 (nearest_common_dominator_of_uses): Use imm_use iterator.
4985 (statement_sink_location): Use imm_use iterator and interface.
4986 (execute_sink_code): Don't call compute_immediate_uses or free-df.
4987 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
4988 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
4989 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
4990 (verify_ssa): Ensure no stmt is marked modify after optimization pass
4991 if new parameter is true.
4992 (init_tree_ssa): Don't initialize operand cache here.
4993 (delete_tree_ssa): Don't destroy operand cache here.
4994 (propagate_into_addr): Pass in a use pointer, return true if anything
4996 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
4997 (check_phi_redundancy): Use imm_use iterator.
4998 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
5000 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
5001 (release_ssa_name): Delink node and all elements in its imm_use list.
5002 * tree-tailcall.c (adjust_return_value): Call update_stmt.
5003 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
5004 * tree-vectorizer.c (need_imm_uses_for): Delete.
5005 (vectorize_loops): Dont call compute_immediate_uses or free_df.
5006 * tree.h (struct ssa_imm_use_d): Define.
5007 (SSA_NAME_IMM_USE_NODE): Define.
5008 (struct tree_ssa_name): Add imm_use node.
5010 (PHI_ARG_IMM_USE_NODE): Define.
5011 (struct phi_arg_d): Add imm_use node.
5012 (struct tree_phi_node): Remove struct dataflow_d element.
5013 (TDF_STMTADDR): Define.
5015 2005-04-05 Dale Johannesen <dalej@apple.com>
5017 * doc/invoke.texi (Optimization Options): Remove
5018 duplicate -fcse-follow-jumps. Add -fweb.
5019 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
5020 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
5022 2005-04-05 Per Bothner <per@bothner.com>
5024 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
5025 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5026 (warn_uninit): Get EXPR_LOCUS from context now instead.
5027 This fixes a USE_MAPPED_LOCATION testsuite failure.
5029 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
5031 2005-04-05 Per Bothner <per@bothner.com>
5033 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
5034 of the artification 'return 0' in main() to BUILTINS_LOCATION.
5035 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
5038 2004-04-05 Devang Patel <dpatel@apple.com>
5040 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
5041 (lhsr<mode>3): ... new name.
5042 (altivec_vsra<VI_char>): Rename to ..
5043 (ashr<mode>3): ... new name.
5044 * config/rs6000/rs6000.c (builtin_description): Rename shift
5047 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
5049 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
5050 gen_lowpart_for_combine.
5051 * cse.c (gen_lowpart_if_possible): Move...
5052 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
5054 (gen_lowpart_no_emit_general): Use it.
5056 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5058 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
5061 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5063 * system.h: Fix typo.
5065 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
5067 * config/bfin/bfin-modes.def: New file.
5068 * config/bfin/bfin-protos.h: New file.
5069 * config/bfin/bfin.c: New file.
5070 * config/bfin/bfin.h: New file.
5071 * config/bfin/bfin.md: New file.
5072 * config/bfin/bfin.opt: New file.
5073 * config/bfin/crti.s: New file.
5074 * config/bfin/crtn.s: New file.
5075 * config/bfin/elf.h: New file.
5076 * config/bfin/lib1funcs.asm: New file.
5077 * config/bfin/predicates.md: New file.
5078 * config/bfin/t-bfin: New file.
5079 * config/bfin/t-bfin-elf: New file.
5080 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
5081 Document new attributes.
5082 (interrupt, interrupt_handler, saveall): Update documentation for
5084 * doc/install.texi (Specific): Add entry for the Blackfin.
5085 * doc/invoke.texi (Blackfin Options): New section.
5086 * doc/md.texi (Blackfin family): New section to document constraints.
5087 * config.gcc: Add bfin*-* and bfin*-elf configurations.
5089 2005-04-05 Olivier Hainque <hainque@adacore.com>
5091 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
5092 match what the system unwinder expects.
5093 * config/mips/mips.c (mips_frame_set): If we're saving the return
5094 address register and the dwarf return address column number differs
5095 from the hard register number, adjust the note reg to refer to the
5098 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
5100 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
5101 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
5102 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5103 (processor_type): New enum.
5104 (mn10300_processor): New variable.
5105 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
5106 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
5107 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
5108 (PROCESSOR_DEFAULT): New macro.
5109 * config/mn10300/mn10300.c (mn10300_processor): New variable.
5110 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5111 (mn10300_handle_option, mn10300_override_options): New functions.
5112 * config/mn10300/mn10300.opt: New file.
5114 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
5115 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
5117 PR tree-optimization/19903
5118 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
5119 that don't fit in their type after conversion.
5121 2005-04-05 Uros Bizjak <uros@kss-loka.si>
5124 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
5125 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
5126 Allocate local stack slots here. Set ix86_optimize_mode_switching.
5127 flag here. Implement using define_insn_and_split.
5128 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
5129 (frndintxf2_mask_pm_i387): New insn patterns.
5130 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
5131 Do not set ix86_optimize_mode_switching flag.
5132 (ceilsf2, ceildf2, ceilxf2): Same.
5133 (btruncsf2, btruncdf2, btruncxf2): Same.
5134 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
5136 2005-04-05 Ian Lance Taylor <ian@airs.com>
5139 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5140 i386_pe_record_external_function.
5141 (i386_pe_record_external_function): Update declaration.
5142 * config/i386/winnt.c (struct extern_list): Add decl field.
5143 (i386_pe_record_external_function): Add decl parameter.
5144 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
5146 * config/i386/i386-protos.h (i386_pe_record_external_function):
5149 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
5151 * config/m68k/m68k-protos.h: Add a prototype for
5152 valid_dbcc_comparison_p_2.
5153 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
5154 extend_operator, const_uint32_operand, const_sint32_operand,
5155 general_src_operand, nonimmediate_src_operand,
5156 memory_src_operand, post_inc_operand, pre_dec_operand,
5157 pcrel_address): Move to predicates to predicates.md.
5158 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
5159 * config/m68k/m68k.md: Include predicates.md.
5160 * config/m68k/predicates.md: New.
5162 2005-04-04 Roger Sayle <roger@eyesopen.com>
5164 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5166 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
5168 2005-04-04 Ian Lance Taylor <ian@airs.com>
5170 * c-typeck.c (struct c_switch): Rename switch_stmt field to
5172 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
5173 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
5174 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
5175 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
5176 * c-common.c (c_do_switch_warnings_1): New static function broken
5177 out of c_do_switch_warnings.
5178 (c_do_switch_warnings): Call c_do_switch_warnings_1.
5179 (c_do_switch_expr_warnings): New function.
5180 * c-common.h (c_do_switch_expr_warnings): Declare.
5182 2005-04-04 David Edelsohn <edelsohn@gnu.org>
5183 Daniel Jacobowitz <dan@codesourcery.com>
5185 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
5187 * rtlanal.c (may_trap_p): Same.
5189 2005-04-04 Dale Johannesen <dalej@apple.com>
5191 * ChangeLog: remove reference to ChangeLog.12.
5193 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
5195 CRIS epilogue as RTL.
5196 * config/cris/cris.md: Change all 0 in unspec 0 to
5198 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
5199 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
5201 ("return"): Change to define_expand. Call cris_expand_return for
5203 ("*return_expanded"): New pattern.
5204 ("epilogue"): New define_expand.
5205 * config/cris/cris.h (PREDICATE_CODES): Add
5206 cris_load_multiple_op.
5207 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
5209 (enum cris_retinsn_type): New.
5210 (struct machine_function): New member return_type.
5211 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
5212 (cris_target_asm_function_epilogue): Remove, moving RTLified
5214 (cris_expand_epilogue): New function.
5215 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
5216 (cris_gen_movem_load, cris_load_multiple_op)
5217 (cris_return_address_on_stack_for_return, cris_expand_return): New
5219 (cris_target_asm_function_prologue)
5220 (cris_initial_frame_pointer_offset): Call
5221 cris_reg_saved_in_regsave_area instead of complicated expression.
5222 Call cris_return_address_on_stack instead of an expression.
5223 (cris_print_operand) <case 'o', case 'O'>: New cases.
5224 (cris_return_address_on_stack): Change return-type to bool.
5225 (cris_simple_epilogue): Ditto. Return false if registers are
5227 * config/cris/cris-protos.h (cris_simple_epilogue)
5228 (cris_return_address_on_stack): Adjust prototype return type.
5229 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5230 (cris_return_address_on_stack_for_return): New prototypes.
5232 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5234 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5235 gpr_or_int12_operand.
5237 * config/frv/frv-protos.h: Add a prototype to
5238 frv_legitimate_memory_operand and frv_const_unspec_p.
5239 (frv_unspec): Move from frv.c.
5240 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5241 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5242 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5243 gpr_or_fpr_operand, gpr_or_int12_operand,
5244 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5245 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5246 int6_operand, int5_operand, uint5_operand, uint4_operand,
5247 uint1_operand, int_2word_operand, uint16_operand,
5248 upper_int16_operand, integer_register_operand,
5249 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5250 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5251 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5252 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5253 move_destination_operand, movcc_fp_destination_operand,
5254 frv_function_symbol_referenced_p, move_source_operand,
5255 condexec_dest_operand, condexec_source_operand,
5256 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5257 const_unspec_operand, gpr_or_memory_operand,
5258 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5259 icc_operand, fcc_operand, cc_operand, icr_operand,
5260 fcr_operand, cr_operand, call_operand, sibcall_operand,
5261 symbolic_operand, relational_operator,
5262 integer_relational_operator, float_relational_operator,
5263 ccr_eqne_operator, minmax_operator,
5264 condexec_si_binary_operator, condexec_si_media_operator,
5265 condexec_si_divide_operator, condexec_si_unary_operator,
5266 condexec_sf_conv_operator, condexec_sf_add_operator,
5267 condexec_memory_operand, intop_compare_operator, acc_operand,
5268 even_acc_operand, quad_acc_operand, accg_operand: Move to
5270 * config/frv/frv.h (PREDICATE_CODES): Remove.
5271 * config/frv/frv.md: Include predicates.md.
5272 * config/frv/predicates.md: New.
5274 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5277 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5278 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5279 (add_standard_iv_candidates_for_size): New function, extracting code
5280 from add_standard_iv_candidates and parameterizing it by type size.
5281 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5283 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5285 * system.h (GCOV_SIZE_TYPE): Unposion.
5286 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5287 (GCOV_TYPE_SIZE): ...this new macro.
5288 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5289 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5290 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5291 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5292 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5293 instead of unsigned_intSI_type_node.
5294 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5295 (rtl_gen_one_value_profiler_no_edge_manipulation)
5296 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5297 * value-prof.c: Include coverage.h.
5299 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5300 Diego Novillo <dnovillo@redhat.com>
5302 Fix PR tree-optimization/20703
5303 Fix PR tree-optimization/20725
5305 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5306 (create_expression_by_pieces): Ditto.
5307 (valid_in_set): Ditto. Also handle tcc_declaration.
5308 (find_or_generate_expression): Handle comparison class.
5309 (insert_into_preds_of_block): Ditto.
5310 (insert_aux): Ditto.
5311 (create_value_expr_from): Handle comparison class, recursively
5312 handle reference nodes.
5313 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5314 (execute_pre): Fix spacing.
5315 (do_fre): Renamed to execute_fre.
5317 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5319 * doc/invoke.texi (SPARC options): Document that
5320 -mlittle-endian is not supported on Linux either.
5322 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5326 * config.gcc (Obsolete configurations): Remove
5327 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5328 (sparclite-*-coff*): Delete.
5329 (sparclite-*-elf*): Likewise.
5330 (sparc86x-*-elf*): Likewise.
5331 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5332 * config/sparc/lite.h: Delete.
5333 * config/sparc/litecoff.h: Likewise.
5334 * config/sparc/liteelf.h: Likewise.
5335 * config/sparc/sp86x-elf.h: Likewise.
5336 * config/sparc/t-sparclite: Likewise.
5337 * config/sparc/t-sp86x: Likewise.
5339 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5341 * config/s390/s390-protos.h: (s390_comparison,
5342 s390_alc_comparison, s390_slb_comparison, const0_operand,
5343 consttable_operand, larl_operand, s_operand,
5344 shift_count_operand, bras_sym_operand, load_multiple_operation,
5345 store_multiple_operation, s390_plus_operand): Remove prototypes.
5346 (s390_legitimate_address_without_index_p): New prototype.
5347 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5349 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5350 const0_operand, consttable_operand, larl_operand, s_operand,
5351 shift_count_operand, bras_sym_operand, load_multiple_operation,
5352 store_multiple_operation, s390_plus_operand): Move to
5354 (check_mode): Remove.
5355 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5357 (s390_legitimate_address_without_index_p): New.
5358 * config/s390/s390.h (PREDICATE_CODES): Remove.
5359 * config/s390/s390.md: Include predicates.md.
5360 * config/s390/predicates.md: New.
5362 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5365 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5366 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5367 (NEED_INDICATE_EXEC_STACK): Define to 1.
5368 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5369 (NEED_INDICATE_EXEC_STACK): Define to 1.
5370 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5371 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5372 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5373 (pic_helper_emitted_p): New global.
5374 (emit_pic_helper): New function extracted from...
5375 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5376 Do not call emit_pic_helper if delay_pic_helper is true.
5377 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5378 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5379 (sparc_file_end): New function.
5381 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5383 * config/mcore/mcore-protos.h: Remove the prototypes for
5384 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5385 mcore_general_movdst_operand, mcore_reload_operand,
5386 mcore_arith_J_operand, mcore_arith_K_operand,
5387 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5388 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5389 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5390 mcore_literal_K_operand, mcore_addsub_operand,
5391 mcore_compare_operand, mcore_load_multiple_operation,
5392 mcore_store_multiple_operation, mcore_call_address_operand.
5393 Add a prototype for const_ok_for_mcore.
5394 * config/mcore/mcore.c (mcore_call_address_operand,
5395 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5396 mcore_arith_reg_operand, mcore_reload_operand,
5397 mcore_arith_J_operand, mcore_arith_K_operand,
5398 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5399 mcore_arith_M_operand, mcore_arith_imm_operand,
5400 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5401 mcore_literal_K_operand, mcore_addsub_operand,
5402 mcore_compare_operand, mcore_load_multiple_operation,
5403 mcore_store_multiple_operation): Move to predicates.md.
5404 (const_ok_for_mcore): Export.
5405 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5406 * config/mcore/mcore.md: Include predicates.md.
5407 * config/mcore/predicates.md: New.
5409 * config/mcore/predicates.md: Fix a comment typo.
5411 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5412 Adrian Straetling <straetling@de.ibm.com>
5414 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5415 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5416 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5418 ("imul"): Removed from "type" attribute.
5419 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5420 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5421 Changed type to imulsi.
5422 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5424 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5426 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5427 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5428 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5429 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5430 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5431 (TARGET_SWITCHES, mcore_stack_increment_string)
5432 (TARGET_OPTIONS): Delete.
5433 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5434 than *_BIT constants.
5435 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5436 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5437 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5438 (mcore_override_options): Delete mcore_stack_increment code.
5439 Change use of M340_BIT to MASK_M340.
5440 * config/mcore/mcore.opt: New file.
5442 2005-04-04 Ian Lance Taylor <ian@airs.com>
5444 * config/arm/arm.c (replace_symbols_in_block): Remove static
5447 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5449 * config/fr30/fr30-protos.h: Remove the prototypes for
5450 stack_add_operand, add_immediate_operand,
5451 high_register_operand, low_register_operand, call_operand,
5452 di_operand, and nonimmediate_di_operand.
5453 * config/fr30/fr30.c (stack_add_operand,
5454 add_immediate_operand, high_register_operand,
5455 low_register_operand, call_operand, di_operand,
5456 nonimmediate_di_operand): Move to predicates.md.
5457 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5458 * config/fr30/fr30.md: Include predicates.md.
5459 * config/fr30/predicates.md: New.
5461 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5462 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5463 mcore_call_address_operand.
5465 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5466 general_movsrc_operand.
5468 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5470 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5473 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5476 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5479 2005-04-04 Richard Henderson <rth@redhat.com>
5480 Jakub Jelinek <jakub@redhat.com>
5482 PR rtl-optimization/16104
5483 * fold-const.c (fold_unary): Fix folding of vector conversions.
5485 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5487 * config.gcc (xstormy16-*-elf): Set extra_options.
5488 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5489 * config/stormy16/stormy16.opt: New file.
5491 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5493 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5494 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5495 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5496 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5497 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5498 (TARGET_UNIX_ASM): Delete.
5499 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5500 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5501 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5502 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5503 * config/pdp11/pdp11.opt: New file.
5505 2005-04-03 Roger Sayle <roger@eyesopen.com>
5506 Alexandre Oliva <aoliva@redhat.com>
5509 * fold-const.c (non_lvalue): Split tests into...
5510 (maybe_lvalue_p): New function.
5511 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5512 C++ front-end prior to lowering into gimple form.
5514 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5516 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5517 BUILT_IN_STRNCASECMP): New.
5518 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5521 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5524 * arm.md (addsi3_compare0_for_combiner): Delete.
5525 (addsi3_compare0_scratch_for_combiner): Delete.
5526 (cmpsi_neg_shiftsi): Delete.
5527 (compare_negsi_si): New pattern.
5528 (cmpsi_negshiftsi_si): New pattern.
5529 (negated_cbranchsi4): Restrict to equality_operator.
5531 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5534 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5536 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5539 * doc/install.texi: Fix a typo.
5541 2005-04-03 Steven Bosscher <stevenb@suse.de>
5544 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5545 a computed goto if the edge to the computed goto block has
5546 incoming abnormal edges. Clarify how the function works.
5548 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5550 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5551 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5552 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5553 hash_scan_set, reg_set_between_after_reload_p,
5554 reg_used_between_after_reload_p, get_avail_load_store_reg,
5555 eliminate_partially_redundant_load): Likewise.
5556 * postreload.c (reload_cse_simplify_set,
5557 reload_combine_note_use): Likewise.
5558 * predict.c (predict_insn, expected_value_to_br_prob,
5559 propagate_freq, expensive_function_p): Likewise.
5560 * print-rtl.c (print_rtx): Likewise.
5561 * profile.c (instrument_edges, instrument_values,
5562 compute_branch_probabilities, branch_prob, union_groups,
5563 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5564 * protoize.c (in_system_include_dir, file_could_be_converted,
5565 file_normally_convertible, gen_aux_info_file, seek_to_line,
5566 do_cleaning): Likewise.
5567 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5568 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5569 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5571 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5573 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5574 * modulo-sched.c (undo_replace_buff_elem): New structure.
5575 (kernel_number_of_cycles, ps_unschedule_node,
5576 undo_generate_reg_moves,free_undo_replace_buff,
5577 undo_permute_partial_schedule, loop_single_full_bb_p,
5578 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5579 build_loops_structure, get_sched_window): New.
5580 (generate_reg_moves): Return undo_replace_buff_elem and other
5582 (generate_prolog_epilog): Remove old loop versioning.
5583 (sms_schedule): Use loop information and loop_version.
5584 (sms_schedule_by_order): Split part of it to get_sched_window.
5585 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5586 cfg_layout_finalize and free_dominance_info before/after SMS.
5588 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5590 * cfghooks.c (lv_flush_pending_stmts,
5591 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5592 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5593 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5594 lv_add_condition_to_bb,
5595 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5596 flush_pending_stmts): New in cfg_hooks structure.
5597 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5598 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5599 lv_add_condition_to_bb): New declarations.
5600 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5602 (loop_version): Declare.
5603 * cfgloopmanip.c (cfghooks.h): Include.
5604 (duplicate_loop_to_header_edge): Change return type to bool.
5605 (loop_version, lv_adjust_loop_entry_edge): Move here.
5606 * cfgrtl.c (cfgloop.h): Include.
5607 (rtl_verify_flow_info_1): Fix.
5608 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5609 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5611 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5612 tree_lv_add_condition_to_bb): New.
5613 (tree_cfg_hooks): Add new hooks to initialization.
5614 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5615 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5617 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5619 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5620 xstormy16_below100_or_register,
5621 xstormy16_splittable_below100_or_register, and
5622 nonimmediate_nonstack_operand.
5624 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5625 xstormy16_ineqsi_operator, equality_operator,
5626 inequality_operator, shift_operator,
5627 xstormy16_below100_operand, xstormy16_below100_or_register,
5628 xstormy16_splittable_below100_or_register,
5629 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5630 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5631 equality_operator, inequality_operator,
5632 xstormy16_below100_operand, xstormy16_below100_or_register,
5633 xstormy16_splittable_below100_or_register,
5634 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5635 nonimmediate_nonstack_operand, shift_operator): Move to
5637 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5638 * config/stormy16/stormy16.md: Include predicates.md.
5639 * config/stormy16/predicates.md: New.
5641 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5643 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5644 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5645 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5646 move_operand, power_of_2_operand): Move to predicates.md.
5647 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5648 PREDICATE_CODE): Remove.
5649 * config/iq2000/iq2000.md: Include predicates.md.
5650 * config/iq2000/predicates.md: New.
5652 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5654 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5655 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5656 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5657 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5658 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5659 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5660 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5661 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5662 (TARGET_M68HC11): Delete.
5663 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5664 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5665 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5666 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5667 (nb_soft_regs): Delete.
5668 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5669 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5670 and MASK_M6812 being set simultaneously. Change the code that sets
5671 the default m68hc11_soft_reg_count to use integers instead of strings.
5672 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5673 m68hc11_soft_reg_count (which now has an int type) as the number
5675 * config/m68hc11/m68hc11.opt: New file.
5677 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5679 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5680 fp_displacement_operand, sp_displacement_operand.
5682 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5684 Remove the prototypes for tst_operand, cmp_operand,
5685 stack_register_operand, d_register_operand,
5686 hard_addr_reg_operand, splitable_operand,
5687 m68hc11_logical_operator, m68hc11_arith_operator,
5688 m68hc11_non_shift_operator, m68hc11_shift_operator,
5689 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5690 non_push_operand, hard_reg_operand, and
5691 reg_or_some_mem_operand.
5692 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5694 (tst_operand, cmp_operand, non_push_operand,
5695 splitable_operand, reg_or_some_mem_operand,
5696 stack_register_operand, d_register_operand,
5697 hard_addr_reg_operand, hard_reg_operand,
5698 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5699 m68hc11_arith_operator, m68hc11_non_shift_operator,
5700 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5702 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5703 * config/m68hc11/m68hc11.md: Include predicates.md.
5704 * config/m68hc11/predicates.md: New.
5706 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5709 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5710 change checked in along with 2005-03-03's patch for debug/20253.
5711 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5712 (remap_decl): Insert type decl in map earlier.
5714 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5716 PR tree-optimization/20640
5717 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5718 post-dominator if it has phi nodes.
5719 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5720 before dead statements.
5722 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5725 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5727 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5729 PR rtl-optimization/20290
5730 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5731 in every iteration if the entry point is the exit test.
5733 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5735 * config/cris/cris.md (attribute "length"): Define.
5737 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5739 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5740 (word_offset_memref_operand): New.
5741 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5742 (indexed_or_indirect_operand): Delete.
5743 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5744 (indexed_or_indirect_operand): Delete.
5746 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5749 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5752 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5753 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5755 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5757 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5759 2005-04-01 Ian Lance Taylor <ian@airs.com>
5761 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5762 (rus, prus): Remove static variables.
5763 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5764 (process_command): Permit report_times and use_pipes together.
5766 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5768 * c-decl.c (validate_proto_after_old_defn): Look at
5769 TYPE_MAIN_VARIANT of argument types.
5771 2005-04-01 Paul Brook <paul@codesourcery.com>
5773 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5774 (arm_output_function_epilogue): Allow call_via_SP.
5775 (thumb_call_via_reg, arm_file_end): Ditto.
5776 * config/arm/arm.h (struct machine_function): Include space for SP.
5777 (thumb_call_via_label): Update declaration.
5779 2005-04-01 Ian Lance Taylor <ian@airs.com>
5781 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5782 doing a peephole optimization, once again put any notes in the
5785 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5787 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5789 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5791 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5792 (block_alloc, find_free_reg): Likewise.
5793 * loop-doloop.c (doloop_modify): Likewise.
5794 * loop-invariant.c (record_use): Likewise.
5795 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5796 get_iv_value, canon_condition, eliminate_implied_condition,
5797 eliminate_implied_condition, simplify_using_initial_values,
5798 shorten_into_mode, canonicalize_iv_subregs,
5799 iv_number_of_iterations): Likewise.
5800 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5801 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5802 unswitch_loop): Likewise.
5803 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5804 move_movables, replace_call_address, find_and_verify_loops,
5805 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5806 record_giv, final_giv_value, general_induction_var,
5807 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5808 loop_giv_dump): Likewise.
5810 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5811 GCOV_CHECK_WRITING): Remove.
5812 (gcov_position, gcov_rewrite): Use gcc_assert.
5813 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5814 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5815 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5818 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5820 * tree-inline.c: Fix a typo.
5822 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5824 * configure.ac (enable-checking): Explicitly set all variables for
5825 collective switch values. Alphabetize variables. Rename
5826 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5828 * doc/install.texi (enable-checking): Update documentation.
5829 * configure: Rebuilt.
5831 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5833 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5836 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5838 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5839 Also reject cases where this pattern will cause load delay stalls
5840 unless optimizing for size and it will produce a shorter sequence.
5841 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5842 variants to avoid pre-adjusting the base when possible.
5844 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5846 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5847 the frame and argument pointers.
5848 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5849 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5850 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5851 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5852 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5853 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5855 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5857 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5858 with entry for selectany attribute.
5859 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5861 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5862 (i386_pe_asm_named_section): Handle sections generated by
5863 selectany attribute.
5864 * doc/extend.texi (selectany): Document attribute.
5866 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5867 Jan Hubicka <jh@suse.cz>
5869 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5870 to fix addresses involving EBP and ESP.
5871 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5872 for SUBREGed registers.
5873 (legitimate_address_p): Accept SUBREGed registers.
5875 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5878 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5879 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5882 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5884 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5886 2005-04-01 James E Wilson <wilson@specifixinc.com>
5889 * dwarf2out.c (rtl_for_decl_init): New function.
5890 (rtl_for_decl_location): Extracted from here.
5891 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5892 add_const_value_attribute. Delete initializer_constant_valid_p call.
5894 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5896 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
5897 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
5898 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
5899 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
5900 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
5901 config/i386/i386.md, config/rs6000/predicates.md,
5902 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
5903 config/s390/s390.c, config/stormy16/stormy16.c,
5904 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
5907 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5910 * gimplify.c (gimplify_expr): Create a temporary for lvalue
5911 COND_EXPR and CALL_EXPR.
5913 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
5916 * genautomata.c (first_cycle_unit_presence): Check all alternative
5917 states for unit presence.
5919 * doc/md.texi: Remove remark about impossibility to query unit
5920 presence in non nondeterministic automaton state.
5922 * config/ia64/ia64.c (get_template): Change order of unit querying.
5924 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5926 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
5929 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
5931 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
5932 flag for edges outside any loops.
5934 2005-03-31 Janis Johnson <janis187@us.ibm.com>
5936 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5938 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5940 * tree-ssa-alias.c: Follow spelling conventions.
5941 * doc/tree-ssa.texi: Fix a typo.
5943 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
5945 * postreload-gcse.c: Include target.h.
5946 (gcse_after_reload_main): Return early if we cannot modify jumps.
5947 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
5949 2005-03-31 David Edelsohn <edelsohn@gnu.org>
5951 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
5952 expensive operations.
5954 2005-03-31 Ian Lance Taylor <ian@airs.com>
5956 * collect2.c (lderrout): New variable.
5957 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
5958 if it is set, to stderr.
5959 (handler): Unlink lderrout if it is set.
5960 (dump_file): Add "to" parameter. Change all callers.
5961 (main): Initialize lderrout.
5962 (collect_execute): Add errname parameter. Change all callers.
5963 Rename redir parameter to outname. Never pass
5964 PEX_STDERR_TO_STDOUT to pex_run.
5965 * collect2.h (collect_execute, dump_file): Update declarations.
5966 * tlink.c (tlink_execute): Add errname parameter. Change all
5968 (do_tlink): Check lderrout as well as ldout.
5970 2005-03-31 Caroline Tice <ctice@apple.com>
5972 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
5973 (bb-reorder.o): Add errors.h to list of requirements.
5974 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
5975 profiledbootstrap flags.
5976 * bb-reorder.c (errors.h): Add new include.
5977 (struct bbro_basic_block_data_def): Add new field, in_trace.
5978 (add_unlikely_executed_notes): Remove function.
5979 (mark_bb_for_unlikely_executed_section): Remove function.
5980 (insert_section_boundary_note): New function.
5981 (verify_hot_cold_block_grouping): New function.
5982 (push_to_next_round_p): Remove variables and tests that push all
5983 cold blocks to last round.
5984 (find_traces): Remove code that added extra round of trace finding
5985 when doing partitioning.
5986 (find_traces_1_round) : Remove variable last_round; add code to
5987 update new struct field, in_trace; correct trace_length where it was
5988 incorrect before (after call to copy_bb); change code that pushed all
5989 cold blocks to last round. Instead verify that all blocks going into
5990 a trace belong in the same partition.
5991 (connect_traces): Modify to connect the traces in two passes, if the
5992 function contains both hot and cold blocks. The first pass connects
5993 all the traces for blocks in the partition that the first block in
5994 the function belongs to; the second pass connnects all the traces
5995 containing blocks that belong in the other partition.
5996 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5997 code that automatically put the first block in a function into the
5998 hot partition if the function had any hot blocks.
5999 (fix_crossing_unconditional_branches): Check number of succ edges
6000 before attempting to get one.
6001 (fix_edges_for_rarely_executed_code): Update comment describing
6003 (reorder_basic_blocks): Add code to initialize new field (in_trace);
6004 remove call to add_unlikely_executed_notes; add call to
6005 verify_hot_cold_block_grouping.
6006 (duplicate_computed_gotos): Don't change computed goto if it's a
6008 (partition_hot_cold_basic_blocks): Update function comment.
6009 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
6011 (try_forward_edges): Likewise.
6012 (merge_blocks_move_predecessor_nojumps): Likewise.
6013 (merge_blocks_move_successor_nojumps): Likewise.
6014 (merge_blocks_move): Likewise.
6015 (try_crossjump_bb): Likewise.
6016 * cfglayout.c (update_unlikely_executed_notes): Remove function.
6017 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
6018 notes to cold bb's; remove call to update_unlikely_executed_notes.
6019 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6020 NOTE_INSN_SWITCH_TEXT_SECTIONS.
6021 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
6022 function declaration.
6023 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
6025 (rtl_can_merge_blocks): Remove redundancy from condition.
6026 (try_redirect_by_replacing_jump): Likewise.
6027 (force_nonfallthru_and_redirect): Remove code for adding
6028 UNLIKELY_EXECUTED_CODE notes to cold bb's.
6029 (commit_one_edge_insertion): Likewise.
6030 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
6031 * dbxout.c (FORCE_TEXT): Replace function_section with
6032 current_function_section.
6033 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
6034 function, switch_text_section.
6035 (struct xcoff_debug): Likewise.
6036 (dbxout_function_end): Add code to put out label diffs for both
6037 hot and cold sections.
6038 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
6039 for new debug_hooks funciton, switch_text_section..
6040 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
6041 switch_text_section.
6042 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
6043 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
6044 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
6045 dw_fde_switched_sections.
6046 (output_call_frame_info): Add test to see if function switches text
6047 sections in the middle; if so, use appropriate extra hot and cold
6048 section labels to compute size deltas for the hot and cold sections.
6049 (dwarf2out_begin_prologue): Add code to initialize new fields in
6051 (dwarf2out_switch_text_section): New function (invoked through
6052 debug_hook); updates new fields in dw_fde_struct appropriately and
6053 increments separate_line_info_table_in_use.
6054 (dwarf2_debug_hooks): Initialize switch_text_section function to be
6055 dwarf2out_switch_text_section.
6056 (struct var_loc_node): Add new field, section_label.
6057 (output_aranges): Add code to check whether in hot or cold section and
6058 use the appropriate label in calculating deltas.
6059 (output_ranges): Likewise.
6060 (output_line_info): Add code to check which section we're in and
6061 use appropriate hot/cold label.
6062 (add_location_or_constant_value_attribute): Likewise.
6063 (gen_subprogam_die): Modify arange attributes to use correct labels.
6064 (dwarf2out_begin_block): Change call to function_section into call to
6065 current_function_section.
6066 (dwarf2out_end_block): Likewise.
6067 (dwarf2out_source_line): Likewise.
6068 (dwarf2out_var_location): Add code to check whether in hot or cold
6069 section and use the appropriate label.
6070 * except.c (output_function_exception_table): Change call to
6071 function_section into call to current_function_section.
6072 * final.c (profile_function): Likewise.
6073 (scan_ahead_for_unlikely_executed_note): Remove function.
6074 (final_scan_insn): Remove calls to
6075 scan_ahead_for_unlikely_executed_note, and related code for switching
6076 to cold section, except for the single time
6077 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
6078 debug_hooks->switch_text_sections; replace appropriate calls to
6079 function_section with calls to current_function_section.
6080 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
6081 test_bb to condition.
6082 (find_if_case_2): Likewise.
6083 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
6084 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
6085 * opts.c (decode_options): Change warning about hot/cold partitioning
6086 with exceptionss to inform (so as not to cause bootstrap failures);
6087 remove warning about partitioning with DWARF debug info.
6088 * output.h (current_function_section): Add new function decl.
6089 (insert_section_boundary_note): Likewise.
6090 (enum in_section): Move this declaration here from varasm.c.
6091 (unlikely_section_label): Likewise.
6092 (unlikely_text_section_name): Likewise.
6093 (last_text_section_name): New global variable.
6094 (last_text_section): Likewise.
6095 (hot_section_label): Likewise.
6096 (hot_section_end_label): Likewise.
6097 (cold_section_end_label): Likewise.
6098 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
6099 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
6100 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
6101 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
6102 insn from consideration.
6103 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
6104 switch_text_section.
6105 * varasm.c (basic-block.h): Add new include.
6106 (unlikely_section_label_printed): Remove global variable.
6107 (unlikely_section_label): Make global variable not be static any more.
6108 (unlikely_text_section_name): Likewise.
6109 (hot_section_end_label): New global variable (not static)
6110 (first_function_block_is_cold): Likewise.
6111 (hot_section_label): Likewise.
6112 (cold_section_end_label): Likewise..
6113 (last_text_section): New global variable, not static.
6114 (last_text_section_name): New global variable, not static.
6115 (initialize_cold_section_name): New function.
6116 (enum in_section): Move declaration to output.h.
6117 (text_section): Update last_text_section.
6118 (unlikely_text_section): Replace code to determine cold section name
6119 with call to initialize_cold_section_name; Add code to update
6120 last_text_section; remove code for printing out label.
6121 (named_section_real): Add code to update last_text_section and
6122 last_text_section_name as appropriate.
6123 (function_section): Change test for 'unlikely' to depend on
6124 first_function_block_is_cold (moved old test to
6125 current_function_section).
6126 (current_function_section): New function.
6127 (assemble_start_function): Move code that frees
6128 unlikely_text_section_name; initialize hot_section_end_label;
6129 print hot and cold section labels at the start of the function;
6130 set first_function_block_is_cold, if appropriate; initialize l
6131 ast_text_section; add call to insert_section_boundary_note.
6132 (assemble_end_function): Add code to write out hot and cold section
6134 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
6135 switch_text_section.
6136 * config/darwin.c (machopic_select_section): Replace incorrect
6137 function in base_funs; update reloc for cold sections if necessary.
6138 * config/darwin.h (SECTION_FUNCTION): Add code to update
6139 last_text_section if appropriate.
6140 (text_unlikely_section): Remove.
6141 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
6142 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
6143 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
6144 partitioning for this architecture.
6146 2005-03-31 Olivier Hainque <hainque@adacore.com>
6148 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
6149 defined and non-zero.
6151 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
6154 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
6157 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6160 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
6161 label operand. Remove (use (unspec..)). Don't emit a label on
6163 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
6164 generate inline label for load_toc_v4_PIC_1b.
6165 (rs6000_emit_load_toc_table): Likewise.
6167 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
6169 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
6170 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
6172 2005-03-29 Devang Patel <dpatel@apple.com>
6174 * tree-sra.c (decide_block_copy): Disable scalarization of
6177 2005-03-30 Stuart Hastings <stuart@apple.com>
6178 Dale Johannesen <dalej@apple.com>
6180 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
6181 * print-tree.c (print_node): Add case STATEMENT_LIST.
6183 2005-03-31 Alan Modra <amodra@bigpond.net.au>
6185 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
6186 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
6187 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
6188 is given with "powerpc64*" or "all", or when --with-cpu chooses
6191 2005-03-30 James E. Wilson <wilson@specifixinc.com>
6194 * dwarf2out.c (add_high_low_attributes): New function, extracted from
6195 gen_lexical_block_die.
6196 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
6198 2005-03-31 Jan Hubicka <jh@suse.cz>
6200 2004-11-02 Jan Hubicka <jh@suse.cz>
6202 * cgraph.c (cgraph_varpool_node_name): New function.
6203 (dump_cgraph_varpool_node): New function.
6204 (dump_varpool): New function.
6205 * cgraphunit.c (cgraph_optimize): Dump varpool.
6207 2004-10-16 Jan Hubicka <jh@suse.cz>
6209 * cgraph.c (decide_is_variable_needed): New function.
6210 (cgraph_varpool_finalize_decl): Use it.
6211 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
6213 * final.c (output_addr_const): Do not call mark_referenced.
6214 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
6215 always go via cgraph.
6216 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
6217 (check_global_declarations): Ifdef out code clearing DECL_RTL.
6218 * tree-optimize.c (execute_inline): Mark functions called.
6219 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
6221 2004-10-11 Jan Hubicka <jh@suse.cz>
6223 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
6224 (cgraph_varpool_last_needed_node): New static variable.
6225 (enqueue_needed_varpool_node): Break out from ...; add items to the
6226 end of queue; update first pointers.
6227 (cgraph_varpool_mark_needed_node): ... here.
6228 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6229 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6230 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6231 (cgraph_varpool_first_unanalyzed_node): Declare.
6232 * cgraphunit.c: Include output.h.
6233 (cgraph_varpool_analyze_pending_decls): New function.
6234 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6235 for errors, analyze pending decls.
6236 (cgraph_finalize_compilation_unit): Only analyze decls.
6237 (cgraph_optimize): Assemble the decls after expanding.
6239 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6241 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6242 subvars get marked properly in tags for grouping.
6243 (add_pointed_to_var): Mark only actual pointed to
6244 variables/subvars in addresses needed.
6245 (create_overlap_variables_for): Clear call clobbered on original
6247 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6248 addresable vars with subvars into list.
6249 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6252 2005-03-30 Richard Henderson <rth@redhat.com>
6254 * cgraph.h (struct cgraph_node): Add alias.
6255 * varasm.c (assemble_alias): Set it.
6256 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6257 avoid calling cgraph_expand_function.
6259 2005-03-30 Tom Tromey <tromey@redhat.com>
6261 * tree.def (FILE_TYPE): Removed.
6262 * typeclass.h (enum type_class): Removed file_type_class.
6263 * dwarf2out.c (is_base_type): Updated.
6264 (gen_type_die): Likewise.
6265 * dbxout.c (dbxout_type): Updated.
6266 * builtins.c (type_to_class): Updated.
6267 * tree.c (type_contains_placeholder_1): Updated.
6268 * config/sparc/sparc.c (sparc_type_code): Updated.
6269 * config/ia64/ia64.c (hfa_element_mode): Updated.
6270 * expr.c (count_type_elements): Updated.
6271 * stor-layout.c (layout_type): Updated.
6272 * tree-inline.c (remap_type): Updated.
6273 * tree-pretty-print.c (dump_generic_node): Updated.
6275 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6277 * builtins.c (expand_builtin_powi): Fix mode of
6278 2nd argument to match int.
6279 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6280 2nd argument type to int.
6281 * libgcc2.c: Change prototype of __powi* functions to use
6284 2005-03-30 Dale Johannesen <dalej@apple.com>
6287 * calls.c (expand_call): Flush pending deferrals before
6290 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6294 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6295 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6296 c_label_context, label_context_stack): New.
6297 * c-decl.c (define_label): Check for jumps into statement
6298 expressions. Add label to list of defined labels.
6299 (start_function): Push context on label_context_stack.
6300 (finish_function): Pop context from label_context_stack.
6301 * c-typeck.c (label_context_stack): New.
6302 (c_finish_goto_label): Check for jumps into statement
6303 expressions. Add label to list of jumped to labels.
6304 (struct c_switch): Add blocked_stmt_expr.
6305 (c_start_case): Initialize it.
6306 (do_case): Check it.
6307 (c_finish_case): Verify !blocked_stmt_expr.
6308 (c_begin_stmt_expr): Push context on label_context_stack.
6309 Increment blocked_stmt_expr. Mark labels jumped to from outside
6311 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6312 defined in the statement expression and no longer jumpable to.
6313 Mark labels jumped to from just outside the statement expression
6314 as again definable. Pop context from label_context_stack.
6315 * doc/extend.texi (Statement Exprs): Update.
6317 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6320 * c-decl.c (start_function): Check for old_decl being
6323 2005-03-30 Ian Lance Taylor <ian@airs.com>
6325 * final.c (final): Remove prescan parameter. Change all callers.
6326 (final_scan_insn): Remove prescan parameter. Change all callers.
6328 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6330 * tree-vectorizer.c: Fix comment typos.
6332 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6334 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6335 as soon as a chrec_dont_know is detected.
6337 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6339 Merge from csl-arm-branch.
6340 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6342 * tlink.c (recompile_files): Do not assume that "rename" can
6343 overwrite an existing file.
6345 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6347 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6348 * gcc/configure: Regenerate.
6350 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6352 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6354 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6356 * calls.c (struct arg_data): Update "partial" comment.
6357 (load_register_parameters): Update "nregs" comment.
6359 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6361 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6362 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6363 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6364 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6365 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6366 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6367 than target_flags & 0.
6368 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6369 (iq2000_arch, iq2000_parse_cpu): Delete.
6370 (TARGET_HANDLE_OPTION): Override default.
6371 (iq2000_handle_option): New function.
6372 (override_options): Remove -march= and -mcpu= handling.
6373 * config/iq2000/iq2000.opt: New file.
6375 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6377 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6378 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6379 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6380 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6381 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6382 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6383 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6384 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6385 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6386 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6387 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6388 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6389 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6390 (TARGET_OPTIONS): Delete.
6391 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6392 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6393 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6394 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6395 (c4x_cpu_version_string): Delete.
6396 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6397 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6398 equivalent -mcpu= option.
6399 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6400 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6401 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6402 or clearing the appropriate MASK_* bit.
6403 (c4x_file_start): Use c4x_cpu_version.
6404 * config/c4x/c4x.opt: New file.
6406 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6408 * doc/options.texi: Document the new MaskExists flag.
6409 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6410 if the option has the MaskExists flag.
6412 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6414 * opt-functions.awk (flag_set_p, test_flag): New functions.
6415 (switch_flags): Use them.
6416 * opth-gen.awk: Use flag_set_p to check for flags.
6417 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6419 2005-03-30 Ian Lance Taylor <ian@airs.com>
6421 * config.host (i[34567]86-*-mingw32*): Don't set
6422 host_can_use_collect2 to no.
6424 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6427 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6428 Remove convert_memory_address call duplicating that in memory_address.
6430 2005-03-29 Richard Henderson <rth@redhat.com>
6433 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6434 (build_compound_literal): Likewise. Propagate decl type into the
6436 (finish_decl): Likewise. Use new return value from complete_array_type
6437 for zero sized arrays.
6438 (complete_array_type): Move ...
6439 * c-common.c (complete_array_type): ... here. Change first argument
6440 to pointer-to-type-node. Consistently use sizetype for the index
6441 except for zero sized arrays. Detect zero sized arrays for pedantic
6442 mode diagnostics. Create a new type node instead of modifying the
6444 * c-tree.h (complete_array_type): Move decl ...
6445 * c-common.h (complete_array_type): ... here.
6447 2005-03-29 Richard Henderson <rth@redhat.com>
6450 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6452 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6454 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6455 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6456 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6457 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6459 2005-03-29 Eric Christopher <echristo@redhat.com>
6461 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6462 truthvalue conversion removal.
6464 2005-03-29 Ian Lance Taylor <ian@airs.com>
6467 * collect2.c: Never include <vfork.h>.
6468 (VFORK_STRING, vfork): Don't define.
6469 (pid): Remove global variable.
6470 (handler): Call raise instead of kill (getpid(), ...).
6471 (collect_wait): Add pex parameter. Change all callers. Use
6472 pex_get_status rather than pwait.
6473 (do_wait): Add pex parameter. Change all callers.
6474 (collect_execute): Return struct pex_obj * rather than void. Use
6475 pex routines rather than pexecute.
6476 (fork_execute): Get pex_obj from collect_execute, and pass it to
6478 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6479 Only declare quit_handler if SIGQUIT is defined.
6480 (scan_libraries): Likewise.
6481 * collect2.h (collect_execute): Update declaration.
6482 (collect_wait): Update declaration.
6483 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6484 pass it to collect_wait.
6486 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6489 * c-parser.c (c_parser_compound_statement_nostart): Give error
6490 message for EOF instead of just setting parser->error.
6492 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6494 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6495 (slpeel_update_phi_nodes_for_guard1): New function.
6496 (slpeel_update_phi_nodes_for_guard2): New function.
6497 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6498 of slpeel_update_phi_nodes_for_guard.
6499 (vectorize_loops): Remove call to loop_closed_rewrite.
6500 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6503 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6505 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6506 (TARGET_LITTLE_ENDIAN): New macro.
6507 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6508 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6509 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6510 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6511 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6512 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6513 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6514 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6515 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6516 (TARGET_OPTIONS): Delete.
6517 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6518 (CACHE_FLUSH_TRAP): Turn into an integer.
6519 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6520 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6521 -mflush-trap is in use.
6522 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6523 (m32r_cache_flush_trap_string): Delete.
6524 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6525 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6526 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6527 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6528 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6529 -mmodel= and -msdata= handling from...
6530 (m32r_init): ...here.
6531 * config/m32r/m32r.opt: New file.
6533 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6535 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6536 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6537 * tree-vect-analyze.c (vect_object_analysis): additional parm
6538 pass back a "struct ptr_info_def *" with the points-to info.
6539 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6540 statement using info returned from vect_object_analysis.
6541 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6542 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6543 for virtual uses and defs when creating a replacement vector
6544 reference. Call duplicate_ssa_name_ptr_info to define points-to
6545 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6546 (vectorizable_store): copy_virtual_operands and update
6547 definition statements.
6548 (vectorizable_load): copy_virtual_operands. Remove call to
6549 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6550 * tree-vectorizer.c (vectorize_loops): Remove calls to
6551 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6552 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6553 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6554 define macro STMT_VINFO_PTR_INFO for use in accessing.
6555 * tree.h add export of duplicate_ssa_name_ptr_info.
6556 * rs6000.c (altivec_init_builtins): Declare builtin function
6557 __builtin_altivec_mask_for_load to be "const".
6559 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6562 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6563 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6564 assemble_variable on aliases.
6565 * varasm.c (assemble_alias): Set node->alias.
6566 * toplev.c (wrapup_global_declarations): Don't call
6567 rest_of_decl_compilation on aliases again.
6569 2005-03-29 Paul Brook <paul@codesourcery.com>
6571 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6572 * config/arm/arm.c (arm_dbx_register_number): New function.
6573 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6575 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6578 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6579 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6581 2005-03-29 Dale Johannesen <dalej@apple.com>
6583 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6584 $(TREE_H) and $(COVERAGE_H).
6585 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6586 * opts.c (common_handle_option): Enable tree-based value transforms.
6587 * toplev.c (process_options): Ditto.
6588 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6589 refers to references to this type.
6590 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6591 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6592 for may_be_more, may_be_less.
6593 (rtl_gen_pow2_profiler): Adjust.
6594 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6595 (rtl_gen_one_value_profiler): Adjust.
6596 (rtl_gen_const_delta_profiler): Adjust.
6597 * tree-profile.c (tree_gen_interval_profiler): Implement.
6598 (tree_gen_pow2_profiler): Ditto.
6599 (tree_gen_one_value_profiler): Ditto.
6600 (tree_profiling): New.
6601 (pass_tree_profile): Reference it.
6602 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6604 (insn_divmod_values_to_profile): Rename to
6605 rtl_divmod_values_to_profile. Adjust.
6606 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6607 (insn_prefetch_values_to_profile): Adjust.
6608 (rtl_value_profile_transformations): Adjust.
6609 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6610 (gen_mod_pow2): Rename to rtl_mod_pow2.
6611 (gen_mod_subtract): Rename to rtl_mod_subtract.
6612 (divmod_fixed_value_transform): Rename to
6613 rtl_divmod_fixed_value_transform.
6614 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6615 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6616 (rtl_find_values_to_profile): Adjust.
6617 (tree_value_profile_transformations): Implement.
6618 (tree_divmod_values_to_profile): New.
6619 (tree_values_to_profile): New.
6620 (tree_divmod_fixed_value): New.
6621 (tree_mod_pow2): New.
6622 (tree_mod_subtract): New.
6623 (tree_divmod_fixed_value_transform): New.
6624 (tree_mod_pow2_value_transform): New.
6625 (tree_mod_subtract_transform): New.
6626 (tree_find_values_to_profile): Implement.
6627 * profile.c (instrument_values): Free histograms.
6628 (compute_value_histograms): Adjust. Implement tree version.
6630 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6632 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6633 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6634 variable. Output "fldcw" depending on round_mode.
6635 * config/i386/i386.md (UNSPEC_FIST): New.
6636 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6637 New isns patterns to implement lrint and llrint built-ins as x87
6639 (fistdi2, fist<mode>2 splitters): New splitters.
6640 (lrint<mode>2): New expanders.
6642 2005-03-28 Ian Lance Taylor <ian@airs.com>
6644 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6645 0 when calling final_scan_insn.
6647 2005-03-28 Jan Hubicka <jh@suse.cz>
6650 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6653 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6654 types where possible.
6656 2005-03-26 Per Bothner <per@bothner.com>
6658 Make -f[no-]show-column also control non-cpp diagnostics.
6659 * c.opt (fshow-column): Move option from here ...
6660 * common.opt (fshow-column): ... to here.
6661 * diagnostic.c (diagnostic_build_prefix): Only print column number
6662 if flag_show_column.
6664 2005-03-27 Steven Bosscher <stevenb@suse.de>
6666 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6667 vax_output_conditional_branch): New prototypes.
6668 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6669 extracted from vax.md mov and add patterns.
6670 (vax_output_conditional_branch): New function to output conditional
6671 branch instructions.
6672 * vax.md: Use mode macros for arithmetic and mov patterns.
6673 Use code macros for the jump patterns.
6675 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6677 * Makefile.in (libbackend.o): Depend on version files;
6678 add custom generation command.
6680 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6683 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6684 sure that we have a REG before getting its REGNO.
6686 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6688 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6689 * builtins.def (BUILT_IN_STRNDUP): New.
6691 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6693 PR tree-optimization/20470
6694 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6697 2005-03-25 Mike Stump <mrs@apple.com>
6699 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6702 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6704 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6705 Use our own structure definitions.
6707 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6708 (fix_truncdfsi2): Allow registers or memory as destination.
6709 When TARGET_PPC_GFXOPT, generate simplified pattern.
6710 (fix_truncdfsi2_internal): Use define_insn_and_split.
6711 (fix_truncdfsi2_internal_gfxopt): New.
6712 (fctiwz): Don't confuse register allocation by giving it no choices.
6714 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6715 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6716 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6717 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6719 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6721 * dominance.c (free_dominance_info): Speed up by freeing et
6722 data structures without maintaining other nodes.
6723 * et-forest.c (et_free_tree_force): New.
6724 * et-forest.h: Add a prototype for et_free_tree_force.
6726 * tree.c (get_set_constructor_bits,
6727 get_set_constructor_bytes): Remove.
6728 * tree.h: Remove the corresponding prototypes.
6730 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6733 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6734 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6735 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6736 PRE_DEC, NEG and NOT.
6738 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6740 * fold-const.c: Convert uses of fold (build (...)) to
6743 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6745 PR rtl-optimization/20249
6746 * cse.c (insert_regs): Do not record equivalence of registers in
6749 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6751 * emit-rtl.c (reverse_comparison): Remove.
6752 * rtl.h: Remove the corresponding prototype.
6754 2005-03-24 James E Wilson <wilson@specifixinc.com>
6756 * doc/install.texi (--enable-altivec): Delete docs.
6758 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6760 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6761 SFmode and DFmode before reload when
6762 flag_unsafe_math_optimizations not enabled.
6764 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6766 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6768 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6769 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6771 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6773 * configure.ac (enable-checking): Add 'runtime' option.
6774 * doc/install.texi (enable-checking): Document 'runtime' checking.
6775 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6776 * config.in: Regenerated.
6777 * configure: Regenerated.
6779 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6781 * optabs.h (enum optab_index): Remove OTI_llrint.
6782 (llrint_optab): Remove macro.
6783 * optabs.c (init_optabs): Remove llrint_optab initialization.
6784 * genopinit.c (optabs): Remove llrint_optab implementation.
6785 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6788 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6790 PR rtl-optimization/20532
6791 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6792 overflow when adding coefficients for PLUS or MINUS.
6793 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6796 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6798 * langhooks.h (truthvalue_conversion): Remove.
6799 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6800 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6801 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6802 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6803 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6805 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6807 * params.def: Fix a typo.
6808 * config/mips/mips.c: Follow the spelling convensions.
6809 * doc/invoke.texi: Fix typos.
6811 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6813 Fix PR tree-optimization/20601
6815 * tree-ssa-pre.c (insert_aux): Add missing condition to
6818 2005-03-23 Ian Lance Taylor <ian@airs.com>
6820 * final.c (final_scan_insn): Don't remove no-op instructions.
6821 * reload1.c (reload): Remove simple no-op instructions even when
6824 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6826 PR tree-optimization/20501
6827 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6828 reporting that peeling for alignment is applied moved to...
6829 * (vect_analyze_data_refs_alignment): Here.
6831 2005-03-23 Ian Lance Taylor <ian@airs.com>
6833 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6835 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6837 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6838 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6840 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6842 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6843 imply that this is called once, independent of asms in code.
6844 Adjust to now being pased output and input lists. Mention helper
6845 function decl_overlaps_hard_reg_set_p.
6846 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6847 hook_tree_tree_identity and to take three trees, returning third.
6848 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6850 * stmt.c: include hard-reg-set.h before tree.h.
6851 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6852 (decl_conflicts_with_clobbers_p): Call
6853 decl_overlaps_hard_reg_set_p.
6854 (expand_asm_operands): Pass output and input lists in call to
6855 targetm.md_asm_clobbers.
6856 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6857 hook_tree_tree_tree_tree_3rd_identity.
6858 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6860 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6861 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6862 parameters, first two unused.
6863 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6864 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6865 in constraint letters and MOF is not mentioned as a asm-declared
6866 register in neither of the input and output lists.
6868 2005-03-23 DJ Delorie <dj@redhat.com>
6870 * optabs.c (expand_binop): Make sure the first subword's result
6873 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6875 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6876 Call c_common_truthvalue_conversion rather than
6877 lang_hooks.truthvalue_conversion.
6878 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6879 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6881 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6882 c_common_truthvalue_conversion.
6883 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6884 c_parser_conditional_expression, c_parser_binary_expression): Call
6885 c_objc_common_truthvalue_conversion.
6886 * c-typeck.c (build_unary_op): Call
6887 c_objc_common_truthvalue_conversion.
6888 (build_conditional_expr): Do not call
6889 lang_hooks.truthvalue_conversion.
6890 (build_binary_op): Call c_common_truthvalue_conversion.
6891 (c_objc_common_truthvalue_conversion): Moved from
6892 c-objc-common.c. Call default_function_array_conversion instead
6893 of default_conversion.
6895 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6897 * c-common.h (default_conversion): Remove.
6898 (perform_integral_promotions): Add.
6899 * c-tree.h (default_conversion): Add.
6900 * c-typeck.c (perform_integral_promotions): New, split out from
6902 * c-common.c (check_case_value): Use perform_integral_promotions,
6903 not default_conversion.
6904 (c_add_case_label): Don't continue processing case label after
6905 found to be pointer.
6907 2005-03-23 Mark Mitchell <mark@codesourcery.com>
6909 * gcc.c (do_spec_1): Do not add a -L path for a directory in
6910 the prefix list if we have already added a multilib directory
6912 (main): Do not add MD_EXEC_PREFIX to the list of directories to
6915 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6917 * reload1.c (indirect_symref_ok, reload_obstack): Make them
6919 * reload.h: Remove the prototype for indirect_symref_ok.
6921 * reload1.c (indirect_symref_ok): Make it global.
6922 * reload.h: Add a prototype for indirect_symref_ok.
6924 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
6926 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6929 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6931 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
6933 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
6935 * c-opts.c (c_common_parse_file): Only start/end main source file
6936 if debug hooks says the writer wants it.
6937 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
6939 (xcoff_debug_hooks): Ditto.
6940 * debug.c (do_nothing_hooks): Ditto.
6941 * debug.h (gcc_debug_hooks): Ditto.
6942 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
6943 * sdbout.c (sdb_debug_hooks): Ditto.
6944 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
6946 2005-03-22 Mark Mitchell <mark@codesourcery.com>
6948 * doc/extend.texi: Deprecate C++ min/max operators.
6950 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
6952 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
6953 artificial original candidates.
6955 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
6956 Jan Hubicka <jh@suse.cz>
6957 Steven Bosscher <stevenb@suse.de>
6959 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
6960 call cost based on argument sizes.
6961 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
6963 * params.def: (max-inline-inssn-single): Set to 450.
6964 (max-inline-insns-auto): Set to 90.
6965 (max-inline-insns-recursive): Set to 450
6966 (max-inline-insns-recursive-auto): Set to 450.
6967 (large-function-insns): Set to 2700.
6968 (inline-call-cost): New parameter.
6969 * tree-inline.c (estimate_move_cost): New function.
6970 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
6971 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
6973 * tree-inline.h (estimate_move_cost): Declare.
6974 * invoke.texi: (max-inline-inssn-single): Change default to 450.
6975 (max-inline-insns-auto): Change default to 90.
6976 (max-inline-insns-recursive): Change default to 450
6977 (max-inline-insns-recursive-auto): Change default to 450.
6978 (large-function-insns): Change default to 2700.
6979 (inline-call-cost): Document new parameter.
6981 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6983 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
6984 (TARGET_DEFAULT): Delete.
6985 * config/i860/i860.opt: New file.
6987 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6989 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
6990 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6991 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6992 (frv_sched_lookahead): Delete.
6993 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
6994 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
6995 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
6996 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
6997 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
6998 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
6999 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
7000 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
7001 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
7002 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
7003 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
7004 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
7005 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
7006 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
7007 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
7008 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
7009 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
7010 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
7011 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
7012 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
7013 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
7014 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
7015 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
7016 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
7017 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
7018 (frv_sched_lookahead): Delete.
7019 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
7020 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7021 (frv_handle_option): New function. Move -mcpu= handling from...
7022 (frv_override_options): ...here. Remove handling of other
7024 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
7025 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
7026 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
7027 and TARGET_NO_MULTI_CE.
7028 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
7029 !TARGET_VLIW_BRANCH.
7030 * config/frv/frv.opt: New file.
7032 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7034 * fold-const.c (fold_ternary): Take decomposed arguments of
7036 (fold): Update a call to fold_ternary.
7038 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
7039 * tree.h: Add corresponding prototypes.
7041 2005-03-22 Jakub Jelinek <jakub@redhat.com>
7044 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
7045 between jump table and its label.
7046 * final.c (shorten_branches): Handle notes in between ADDR_VEC
7047 resp. ADDR_DIFF_VEC and the label preceeding it.
7048 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
7049 is emitted in the right section.
7051 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
7053 * fold-const.c (fold_unary, fold_binary): Update comments
7056 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
7058 PR rtl-optimization/20527
7059 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
7060 REG_INC note, test that the register also isn't mentioned in PRED
7063 2005-03-22 Ben Elliston <bje@au.ibm.com>
7065 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
7068 2005-03-21 Mike Stump <mrs@apple.com>
7070 * varasm.c (default_assemble_visibility): Remove extra ().
7072 2005-03-21 Roger Sayle <roger@eyesopen.com>
7075 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
7076 to determine whether a block can be duplicated, rather than test
7077 whether the block contains noncopyable insns ourselves.
7079 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7081 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
7084 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7086 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
7088 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7090 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
7091 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
7092 * config/fr30/fr30.opt: New file.
7094 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
7096 Fix PR tree-optimization/20542
7098 * tree-flow-inline.h (overlap_subvar): Move to here.
7099 * tree-ssa-operands.c: From here.
7100 * tree-flow.h (overlap_subvar): Declare.
7101 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
7102 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
7103 for variables with subvars.
7105 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
7108 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
7109 * modulo-sched.c (const_iteration_count): Return on NULL
7111 (print_node_sched_params): Return on NULL dump_file.
7112 (generate_reg_moves): Handle reg-anti dependencies and disregard
7113 closing branch when generating register moves.
7114 (sms_schedule): Mark the SMSed block dirty.
7115 * passes.c (rest_of_handle_sms): Call update_life_info for all
7117 * testsuite/gcc.dg/20050321-1.c: New test.
7119 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7121 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
7122 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
7123 movqi_internal): Likewise.
7125 2005-03-21 Bob Wilson <bob.wilson@acm.org>
7127 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
7128 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
7129 xtensa_b4const): Delete prototypes.
7130 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
7131 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
7132 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
7133 xtensa_extra_constraint): New prototypes.
7134 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7135 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7136 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7137 move_operand, const_float_1_operand, fpmem_offset_operand,
7138 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
7139 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
7140 (xtensa_b4const_or_zero): ...this. Change return type to bool and
7141 argument type to HOST_WIDE_INT.
7142 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
7143 xtensa_mask_immediate): Likewise.
7144 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
7145 Likewise. Also make these functions static.
7146 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
7147 (xtensa_const_ok_for_letter_p): New.
7148 (add_operand, arith_operand, nonimmed_operand, mem_operand,
7149 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
7150 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
7151 move_operand, const_float_1_operand, fpmem_offset_operand,
7152 branch_operator, ubranch_operator, boolean_operator): Move to
7154 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
7155 (xtensa_mem_offset): Change return type to bool.
7156 (xtensa_extra_constraint): New.
7157 (gen_int_relational): Update type of const_range_p function pointer.
7158 Use xtensa_b4const_or_zero.
7159 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
7160 xtensa_const_ok_for_letter_p. Update comments.
7161 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
7162 (PREDICATE_CODES): Delete.
7163 * config/xtensa/xtensa.md: Include predicates.md.
7164 * config/xtensa/predicates.md: New file.
7166 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7168 * config/v850/v850-protos.h: Remove the prototypes for
7169 reg_or_int9_operand, reg_or_const_operand,
7170 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
7171 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
7172 movsi_source_operand, power_of_two_operand,
7173 not_power_of_two_operand, special_symbolref_operand,
7174 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
7175 register_is_ok_for_epilogue.
7176 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
7177 reg_or_int9_operand, reg_or_const_operand,
7178 call_address_operand, special_symbolref_operand,
7179 movsi_source_operand, power_of_two_operand,
7180 not_power_of_two_operand, register_is_ok_for_epilogue,
7181 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
7182 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
7184 * config/v850/v850.h (PREDICATE_CODES): Remove.
7185 * config/v850/v850.md: Include predicates.md.
7186 * config/v850/predicates.md: New.
7188 2005-03-21 Zack Weinberg <zack@codesourcery.com>
7190 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
7191 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7192 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
7193 (itoolsdir, itoolsdatadir): Move definition above new first use.
7194 (install-itoolsdirs): New rule.
7195 (install-mkheaders): Depend on install-itoolsdirs, not
7196 install-include-dir.
7198 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7200 * tree-into-ssa.c: Remove obsolete comments.
7202 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
7204 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
7205 unrolling if -fpeel-loops is specified, too.
7206 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7207 Remove superfluous check for flag_unroll_loops.
7209 2005-03-21 Uros Bizjak <uros@kss-loka.si>
7211 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
7212 (lrint_optab, llrint_optab): Define corresponding macros.
7213 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
7214 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
7215 pattern and llrint_optab using llrintdi2 patterns.
7216 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
7217 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
7218 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
7219 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
7220 flag_unsafe_math_optimizations is set.
7222 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7224 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7225 simplify_logical, if_then_else_cond, known_cond,
7226 simplify_comparison): Adjust calls to reverse_comparison.
7227 Don't use combine_reversed_comparison_code).
7228 (combine_reversed_comparison_code): Remove.
7229 (reversed_comparison): Using reversed_comparison_code, move it...
7230 * jump.c (reversed_comparison): ... here.
7231 * rtl.h (reversed_comparison): Add prototype.
7233 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7235 * builtins.c (fold_builtin): Take decomposed arguments of
7237 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7238 * gimplify.c (gimplify_call_expr): Likewise.
7239 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7240 * tree.h: Update the prototype of fold_builtin.
7242 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7244 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7245 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7246 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7247 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7248 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7250 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7252 * builtins.c (fold_builtin_1): Take decomposed arguments of
7254 (fold_builtin): Update a call to fold_builtin_1.
7256 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7259 * gcov.c (output_lines): Only output function block summary when
7260 outputting branch information.
7261 * doc/gcov.texi: Document format of preamble and additional block
7264 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7266 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7267 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7268 the defaults false if BITS_PER_UNIT != 8.
7269 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7270 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7271 than BITS_PER_UNIT != 8.
7272 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7273 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7274 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7276 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7277 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7279 2005-03-20 Roger Sayle <roger@eyesopen.com>
7282 * fold-const.c (fold_binary): Fix type mismatch between
7283 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7284 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7285 for non-truth-valued expressions.
7287 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7288 and FUNCTION_DECL in the main switch.
7289 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7290 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7291 we also need to convert their operands to match.
7292 <TRUTH_NOT_EXPR>: Likewise.
7294 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7296 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7297 diagnostic without checking whether an lvalue.
7298 * c-common.h (lvalue_p): Remove.
7299 (enum lvalue_use): Update comment.
7300 (lvalue_or_else): Replace by lvalue_error.
7301 * c-typeck.c (lvalue_p): Make static.
7302 (lvalue_or_else): New. Call lvalue_error.
7304 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7306 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7307 (function_arg_advance): Use rs6000_parm_start.
7308 (function_arg, rs6000_arg_partial_bytes): Likewise.
7310 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7312 * c-common.c (check_case_value): Adjust comment about stripping
7314 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7315 * c-typeck.c (default_conversion, convert_arguments,
7316 build_modify_expr, convert_for_assignment, store_init_value,
7317 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7318 manually. Remove inaccurate comments.
7320 2005-03-20 Roger Sayle <roger@eyesopen.com>
7321 Joseph S. Myers <joseph@codesourcery.com>
7323 * varasm.c (do_assemble_alias): Restore comment describing function.
7324 Annotate the target parameter as potentially unused.
7326 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7329 * config/avr/avr.c (avr_output_function_prologue): Do not use
7330 current_function_name() in a label, use a local label instead.
7332 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7334 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7335 flag_finite_math_only, not flag_unsafe_math_optimizations.
7337 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7339 * builtins.c (fold_builtin_1): Update a call to
7340 targetm.fold_builtin.
7341 * hooks.c (hook_tree_tree_bool_null): Rename to
7342 hook_tree_tree_tree_bool_null. Take one more argument of type
7344 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7345 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7346 hook_tree_tree_tree_bool_null.
7347 * target.h (gcc_target): Update the prototype of fold_builtin.
7348 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7349 arguments of CALL_EXPR.
7350 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7353 2005-03-20 Jan Hubicka <jh@suse.cz>
7355 * cgraph.h (cgraph_node): Add prev_clone pointer.
7356 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7357 (cgraph_clone_node): Produce doubly linked chain.
7359 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7361 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7362 get_nonnull_operand, handle_sentinel_attribute,
7363 check_function_arguments_recurse): Do not strip NOPS from
7365 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7367 * c-format.c (get_constant): Likewise.
7368 * c-parser.c (c_parser_postfix_expression): Likewise.
7369 * c-typeck.c (set_init_index): Likewise.
7370 (convert_arguments): Don't check for NOP_EXPR containing integer
7373 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7375 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7376 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7377 Take decomposed arguments of CALL_EXPR.
7378 (fold_builtin_1): Update calls to the functions mentioned
7381 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7383 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7384 width to have integer type.
7385 (build_enumerator): Require enumerator value to have integer type.
7387 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7389 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7392 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7394 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7395 std=iso9899:199x): Correct descriptions.
7397 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7399 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7402 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7404 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7406 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7407 fold_builtin_memcpy.
7409 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7410 arguments of CALL_EXPR.
7411 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7412 fold_builtin_found, fold_builtin_1): Update calls to
7413 fold_trunc_transparent_mathfn.
7415 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7418 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7419 function pointers on targets that require function pointer
7421 (fold_sign_changed_comparison): Likewise.
7423 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7425 * combine.c (try_combine): When changing the mode of a hard reg, make
7426 sure that doing so is valid.
7428 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7430 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7431 (TARGET_HANDLE_OPTION): Override default.
7432 (avr_handle_option): New function.
7433 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7434 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7435 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7436 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7437 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7438 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7439 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7440 (TARGET_OPTIONS): Delete.
7441 * config/avr/avr.opt: New file.
7443 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7445 * config/m32r/m32r-protos.h: Remove the prototypes for
7446 call_address_operand, symbolic_operand, seth_add3_operand,
7447 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7448 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7449 two_insn_const_operand, move_src_operand,
7450 move_double_src_operand, move_dest_operand,
7451 eqne_comparison_operator, signed_comparison_operator,
7452 large_insn_p, conditional_move_operand, carry_compare_operand,
7453 m32r_block_immediate_operand, extend_operand,
7454 reg_or_eq_int16_operand, int8_operand, and
7455 reg_or_zero_operand.
7456 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7457 seth_add3_operand, int8_operand, cmp_int16_operand,
7458 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7459 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7460 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7461 move_double_src_operand, move_dest_operand,
7462 eqne_comparison_operator, signed_comparison_operator,
7463 extend_operand, small_insn_p, large_insn_p,
7464 conditional_move_operand, carry_compare_operand,
7465 m32r_block_immediate_operand): Move to predicates.md.
7466 (MAX_MOVE_BYTES): Move to m32r.h.
7467 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7468 * config/m32r/m32r.md: Include predicates.md.
7469 * config/m32r/predicates.md: New.
7471 2005-03-18 James E Wilson <wilson@specifixinc.com>
7474 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7477 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7479 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7480 call_address_operand, const_8bit_operand.
7481 * config/mn10300/mn10300.c (call_address_operand,
7482 const_8bit_operand, const_1f_operand): Move to predicates.md.
7483 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7484 * config/mn10300/mn10300.md: Include predicates.md.
7485 * config/mn10300/predicates.md: New.
7487 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7489 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7490 declarations in diagnostics and %E for identifiers, not %s.
7492 2005-03-18 Jan Hubicka <jh@suse.cz>
7493 Dale Johannesen <dalej@apple.com>
7495 * basic-block.h (scale_bbs_frequencies_int,
7496 scale_bbs_frequencies_gcov_type): Declare.
7497 * cfg.c (RDIV): New macro.
7498 (update_bb_frequency_for_threading): Fix.
7499 * basic-block.h (scale_bbs_frequencies_int,
7500 scale_bbs_frequencies_gcov_type): New.
7501 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7502 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7503 scale_bbs_frequencies_int.
7504 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7506 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7508 * config/m32r/m32r-protos.h: Remove the prototypes for
7509 call_address_operand, symbolic_operand, seth_add3_operand,
7510 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7511 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7512 two_insn_const_operand, move_src_operand,
7513 move_double_src_operand, move_dest_operand,
7514 eqne_comparison_operator, signed_comparison_operator,
7515 large_insn_p, conditional_move_operand, carry_compare_operand,
7516 m32r_block_immediate_operand, extend_operand,
7517 reg_or_eq_int16_operand, int8_operand, and
7518 reg_or_zero_operand.
7519 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7520 seth_add3_operand, int8_operand, cmp_int16_operand,
7521 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7522 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7523 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7524 move_double_src_operand, move_dest_operand,
7525 eqne_comparison_operator, signed_comparison_operator,
7526 extend_operand, small_insn_p, large_insn_p,
7527 conditional_move_operand, carry_compare_operand,
7528 m32r_block_immediate_operand): Move to predicates.md.
7529 (MAX_MOVE_BYTES): Move to m32r.h.
7530 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7531 * config/m32r/m32r.md: Include predicates.md.
7532 * config/m32r/predicates.md: New.
7534 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7536 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7537 symbolic_operand, symbolic_memory_operand,
7538 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7539 indexed_memory_operand, move_dest_operand, move_src_operand,
7540 prefetch_cc_operand, prefetch_nocc_operand,
7541 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7542 arith_operand, arith11_operand, pre_cint_operand,
7543 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7544 ireg_operand, int5_operand, uint5_operand, int11_operand,
7545 uint32_operand, arith5_operand, and_operand, ior_operand,
7546 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7547 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7548 shadd_operand, movb_comparison_operator,
7549 cmpib_comparison_operator): Move to predicates.md.
7550 (magic_milli, shadd_constant_p): Make it extern.
7551 * config/pa/pa.h (PREDICATE_CODES): Remove.
7552 * config/pa/pa.md: Include predicates.md.
7553 * config/pa/predicates.md: New.
7555 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7558 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7560 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7561 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7562 config/alpha/freebsd.h, config/alpha/linux.h,
7563 config/alpha/netbsd.h, config/alpha/osf5.h,
7564 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7565 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7566 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7567 doc/cppopts.texi: Update copyright.
7569 2005-03-18 Jan Hubicka <jh@suse.cz>
7572 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7574 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7577 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7579 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7582 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7584 * combine.c (gen_binary): Remove.
7585 (known_cond, simplify_shift_const, find_split_point,
7586 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7587 simplify_logical, expand_field_assignment, extract_left_shift,
7588 force_to_mode, if_then_else_cond, apply_distributive_law,
7589 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7590 simplify_comparison, reversed_comparison): Replace with
7591 simplify_gen_binary, simplify_gen_relational or
7592 distribute_and_simplify_rtx.
7593 (distribute_and_simplify_rtx): New function.
7595 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7596 Paolo Bonzini <gcc.gnu.org>
7598 * calls.c (setjmp_call_p, special_function_p): Update comments
7599 at the head of the functions.
7601 2005-03-18 Jan Hubicka <jh@suse.cz>
7603 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7605 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7606 function body should be released; do not proactively release function
7607 bodies in non-unit-at-a-time mode.
7609 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7611 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7612 mno-fp-ret-in-387 multilib variants.
7614 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7616 * common.opt (m): Remove.
7617 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7619 (common_handle_option): Remove OPT_m case.
7621 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7623 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7625 (fold_builtin_1): Update a call to fold_builtin_bitop.
7627 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7629 (fold_builtin_1): Update a call to fold_builtin_signbit.
7631 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7633 PR tree-optimization/20474
7634 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7635 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7637 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7639 * config/h8300/h8300-protos.h: Remove prototypes for
7640 general_operand_src, general_operand_dst, single_one_operand,
7641 single_zero_operand, call_insn_operand,
7642 two_insn_adds_subs_operand, small_call_insn_operand,
7643 jump_address_operand, bit_operand, bit_memory_operand,
7644 stack_pointer_operand, const_int_gt_2_operand,
7645 const_int_ge_8_operand, const_int_qi_operand,
7646 const_int_hi_operand, incdec_operand, bit_operator,
7647 nshift_operator, eqne_operator, gtle_operator,
7648 gtuleu_operator, iorxor_operator.
7649 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7650 h8300_ldm_stm_parallel.
7651 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7653 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7654 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7655 (h8300_ldm_stm_parallel): Make it extern.
7656 (h8300_ldm_parallel, h8300_stm_parallel,
7657 h8300_return_parallel, general_operand_src,
7658 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7659 nibble_operand, reg_or_nibble_operand, single_one_operand,
7660 single_zero_operand, call_insn_operand,
7661 two_insn_adds_subs_operand, small_call_insn_operand,
7662 jump_address_operand, bit_operand, bit_memory_operand,
7663 stack_pointer_operand, const_int_gt_2_operand,
7664 const_int_ge_8_operand, const_int_qi_operand,
7665 const_int_hi_operand, incdec_operand, eqne_operator,
7666 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7667 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7668 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7669 nshift_operator): Move to predicates.md.
7670 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7671 * config/h8300/h8300.md: Include predicates.md.
7672 * config/h8300/predicates.md: New.
7674 2005-03-17 Richard Henderson <rth@redhat.com>
7676 * config.gcc (ia64*-*-hpux*): Add extra_options.
7677 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7678 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7679 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7680 (ia64_tls_size_string, ia64_tune_string): Remove.
7681 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7682 (TARGET_DEFAULT_TARGET_FLAGS): New.
7683 (TARGET_HANDLE_OPTION): New.
7684 (ia64_override_options): Move options parsing ...
7685 (ia64_handle_option): ... here. New.
7686 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7687 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7688 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7689 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7690 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7691 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7692 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7693 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7694 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7695 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7696 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7697 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7698 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7699 TARGET_EARLY_STOP_BITS): Remove.
7700 (TARGET_ILP32): Default false.
7701 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7702 (enum ia64_inline_type): New.
7703 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7704 * config/ia64/ia64.md: Update for new definitions of
7705 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7706 * config/ia64/ia64.opt: New file.
7707 * config/ia64/ilp32.opt: New file.
7709 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7712 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7714 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7716 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7717 instead of MASK_H8300S.
7718 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7719 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7720 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7721 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7722 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7723 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7724 TARGET_SWITCHES): Remove.
7725 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7727 * config/h8300/h8300.opt: New.
7729 * config/alpha/alpha.opt, config/arc/arc.opt,
7730 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7733 2005-03-17 Ian Lance Taylor <ian@airs.com>
7737 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7739 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7740 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7741 (TARGET_HANDLE_OPTION): Override default.
7742 (arc_handle_option): New function.
7743 (arc_init): Remove code to set arch_cpu_string.
7744 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7745 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7746 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7747 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7748 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7749 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7750 (arc_rodata_string, TARGET_OPTIONS): Delete.
7751 * config/arc/arc.opt: New file.
7753 2005-03-17 Richard Henderson <rth@redhat.com>
7755 * doc/extend.texi (Weak Pragmas): New section.
7756 (attribute alias): Clarify that target must be in the same
7759 2005-03-17 Richard Henderson <rth@redhat.com>
7761 * config/alpha/alpha.opt: New file.
7762 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7764 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7765 alpha_fprm_string, alpha_fptm_string): Make static.
7766 (alpha_tls_size_string): Remove.
7767 (alpha_handle_option): New.
7768 (override_options): Update for alpha_cpu/alpha_tune split.
7769 (alpha_file_start): Likewise.
7770 (TARGET_DEFAULT_TARGET_FLAGS): New.
7771 (TARGET_HANDLE_OPTION): New.
7772 * config/alpha/alpha.h (alpha_tune): Declare.
7773 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7774 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7775 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7776 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7777 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7778 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7779 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7780 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7781 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7782 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7783 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7784 (TARGET_DEFAULT): Remove MASK_FP.
7785 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7786 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7787 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7788 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7789 alpha_tls_size_string): Remove.
7790 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7791 (attribute tune): Rename from attribute cpu.
7792 * config/alpha/ev4.md: Update to match.
7793 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7794 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7795 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7796 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7797 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7798 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7800 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7802 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7803 and return without creating new state if before_nops_num is nonzero.
7804 * config/ia64/ia64.md (first_insn): New attribute.
7805 (alloc): Set it to yes.
7807 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7809 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7810 STMT_VINFO_SUBVARS to NULL.
7811 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7813 2005-03-16 Dale Johannesen <dalej@apple.com>
7815 * rtlanal.c (find_first_parameter_load): Rewrite to
7816 return actual first param load or the call if none,
7817 instead of first in block, when not all loads exist.
7819 2005-03-16 Roger Sayle <roger@eyesopen.com>
7821 * optabs.c (expand_copysign_absneg): Make static.
7822 * optabs.h (expand_copysign_absneg): Delete prototype.
7823 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7825 2005-03-16 Richard Henderson <rth@redhat.com>
7828 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7829 (alias_pairs): Rename from output_defs.
7830 (find_decl_and_mark_needed): Split out from assemble_alias.
7831 (do_assemble_alias): New.
7832 (assemble_output_def): Remove.
7833 (finish_aliases_1, finish_aliases_2): New.
7834 (process_pending_assemble_output_defs): Remove.
7835 (assemble_alias): Defer aliases for which we don't yet have a
7836 non-external decl for the target symbol.
7837 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7838 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7839 * toplev.c (compile_file): Use finish_aliases_2 instead of
7840 process_pending_assemble_output_defs.
7841 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7842 (process_pending_assemble_output_defs): Remove.
7844 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7846 Fix PR tree-optimization/20489
7848 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7849 for empty structures.
7851 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7853 Fix PR tree-optimization/20490
7855 * tree-ssa-pre.c (create_expression_by_pieces): Use
7856 force_gimple_operand on result of fold.
7858 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7860 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7861 of closing parenthesis.
7863 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7865 * builtins.c (expand_movstr): Update a call to
7866 fold_builtin_strcpy.
7867 (expand_builtin_strncpy): Update a call to
7868 fold_builtin_strncpy.
7869 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7870 arguments of CALL_EXPR.
7871 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7872 fold_builtin_strncpy.
7873 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7874 * tree.h: Update the prototypes of fold_builtin_strcpy and
7875 fold_builtin_strncpy.
7877 2005-03-16 Steven Bosscher <stevenb@suse.de>
7878 Dorit Naishlos <dorit@il.ibm.com>
7880 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7881 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7884 2005-03-16 Steven Bosscher <stevenb@suse.de>
7886 * tree-inline.c (walk_type_fields, walk_tree,
7887 walk_tree_without_duplicates): Move from here...
7888 * tree.c: ...to here.
7890 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7892 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7893 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
7894 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7895 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
7896 (version): Define using $(BASEVER_c).
7897 (Makefile, config.status, build/gcov-iov.o): No longer depends on
7899 (version.o): Depend on version files; add custom generation command.
7900 (prefix.o): Define BASEVER on command line.
7901 (s-iov): Depend on version files; adjust command.
7902 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
7904 (gcc-vers.texi): New rule.
7905 (doc/%.info, doc/%.dvi): Add -I . to command line.
7906 (doc/gccinstall.dvi): Likewise.
7907 (PACKAGE): Delete. All uses replaced with "gcc".
7908 * aclocal.m4: Do not include gcc-version.m4.
7909 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
7910 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
7911 Set is_release based on contents of DEV-PHASE.
7912 Set gcc_version based on contents of BASE-VER.
7913 Define WIN32_REGISTRY_KEY only if the user overrode the default.
7914 * config.in, configure: Regenerate.
7915 * gccbug.in: Determine version of GCC in use at runtime.
7916 * gcov-iov.c: Get version number and development phase from
7917 command line, not by including version.c.
7918 * intl.c: Replace all uses of PACKAGE with "gcc".
7919 * libada-mk.in: Delete unused "gcc_version" variable.
7920 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
7921 * version.c: (VERSUFFIX): New hook for redistributors; adjust
7922 commentary to match.
7923 (version_string): Put together from pieces.
7924 * config/alpha/x-vms: Do not use $(gcc_version).
7925 * config/i386/t-nwld: Likewise.
7926 * doc/include/gcc-common.texi: Include gcc-vers.texi for
7927 version-GCC and DEVELOPMENT.
7929 2005-03-15 Roger Sayle <roger@eyesopen.com>
7931 PR tree-optimization/17454
7932 * tree.c (tree_size): Add case for TREE_BINFO.
7933 * fold-const.c (fold_checksum_tree): Only clear the overloaded
7934 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
7936 2005-03-15 Roger Sayle <roger@eyesopen.com>
7938 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
7939 op1 whilst expanding the signed widenening multiply variant.
7941 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
7943 * toplev.c (display_target_options): Avoid unused variable warning if
7944 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
7945 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
7946 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
7947 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
7948 (mips_isa_info): New variable.
7949 (mips_parse_cpu): Remove the first argument and leave the caller
7951 (TARGET_HANDLE_OPTION): Override default.
7952 (mips_handle_option): New function. Move option validation code from...
7953 (override_options): ...here. Update calls to mips_parse_cpu.
7954 * config/mips/mips.h (mips_arch_string, mips_tune_string)
7955 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
7956 (SUBTARGET_TARGET_OPTIONS): Delete.
7957 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
7958 (mno-flush-func, mtune=): New options.
7960 2005-03-15 Roger Sayle <roger@eyesopen.com>
7961 Richard Henderson <rth@redhat.com>
7963 * real.c (c4x_single_format, c4x_extended_format): Provide values
7964 for signbit_ro for c4x's single and extended floating point formats.
7965 * optabs.c (expand_copysign): Use the floating point format's
7966 signbit_ro for expanding via expand_copysign_absneg, and it's
7967 signbit_rw field for expanding via expand_copysign_bit.
7969 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
7971 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
7972 known_alignment_for_access_p.
7973 (known_alignment_for_access_p): New.
7974 (do_peeling_for_alignment): Field made int instead of bool and renamed
7975 to peeling_for_alignment.
7976 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
7977 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
7978 functionality used to be in vect_analyze_operations.
7979 (vect_analyze_operations): Code to determine vectorization factor was
7980 moved to vect_determine_vectorization_factor.
7981 (vect_enhance_data_refs_alignment): Update to correct alignment when it
7982 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
7984 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
7985 be part of vect_analyze_operations).
7986 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
7987 creating the guard condition, as the number of iterations may be
7989 (slpeel_tree_peel_loop_to_edge): Use new name of
7990 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
7991 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
7992 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
7993 (vect_do_peeling_for_alignment): Use fold.
7994 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
7996 (vect_update_inits_of_dr): Renamed to
7997 vect_update_init_of_dr.
7998 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
7999 (vectorizable_store): Fix assertion to use == instead of =.
8001 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
8003 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
8004 call_used_regs for wCG registers.
8006 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
8008 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8009 for non-offsettable memory references to cope with outstanding reload
8010 replacements, take 2.
8012 2005-03-15 Uros Bizjak <uros@kss-loka.si>
8015 * config/i386/i386.h (x86_fisttp): New.
8016 (TARGET_FISTTP): New macro.
8017 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
8018 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
8019 instruction when fisttp flag is set.
8020 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
8022 * config/i386/i386.md (type attribute): Add fisttp.
8023 (unit attribute): Set to i387 for fisttp type.
8024 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
8025 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
8027 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
8028 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
8030 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
8031 patterns for TARGET_FISTTP. Enable patterns for
8032 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
8033 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
8034 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
8035 implement fisttp x87 insn.
8036 (fix_trunc*_i387_fisttp splitters): New patterns.
8037 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
8038 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
8039 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
8041 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
8042 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
8043 Implement using mode macros. Disable patterns for TARGET_FISTTP.
8044 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
8045 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
8046 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
8047 Disable patterns for TARGET_FISTTP.
8048 (fix_trunc*_i387 splitters): Implement usign mode macros.
8049 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
8050 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
8051 (fix_trunx*_sse peephole2s): Implement using mode macros.
8053 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
8055 PR rtl-optimization/20291
8056 * combine.c (try_combine): If splitting fails, re-try with
8057 original combined pattern, i.e. before clobber stripping.
8059 2005-03-14 Eric Christopher <echristo@redhat.com>
8061 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
8062 STACK_GROWS_DOWNWARD.
8064 2005-03-14 Roger Sayle <roger@eyesopen.com>
8066 * real.h (struct real_format): Split the signbit field into two
8067 two fields, signbit_ro and signbit_rw.
8068 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
8069 mips_double_format, ieee_extended_motorola_format,
8070 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8071 ieee_extended_intel_128_format, ibm_extended_format,
8072 mips_extended_format, ieee_quad_format, mips_quad_format,
8073 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
8074 i370_double_format, c4x_single_format, c4x_extended_format,
8075 real_internal_format): Update initializers for new field.
8076 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
8077 real_format structure.
8078 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
8079 field of the real_format structure.
8081 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
8083 Fix PR tree-optimization/20458
8085 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
8086 DECL_EXTERNAL on STRUCT_FIELD tags.
8087 (clear_call_clobbered): Ditto.
8088 * tree-ssa-operands.c (note_addressable): Make sure the original
8089 variable doesn't slip into the addressable list if we have
8091 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
8094 2005-03-14 Geoffrey Keating <geoffk@apple.com>
8096 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
8097 (-fwide-exec-charset): Likewise.
8098 (-finput-charset): Likewise.
8099 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
8100 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
8101 * c.opt (Wnormalized): New.
8103 2005-03-14 Devang Patel <dpatel@apple.com>
8105 * doc/invoke.texi: Add reference to Visibility document.
8107 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8109 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
8110 MASK_SPLIT_ADDRESSES.
8111 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
8112 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
8113 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8114 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
8115 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
8116 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
8117 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
8118 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
8119 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
8120 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
8121 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
8122 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
8123 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
8124 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
8125 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
8126 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
8127 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
8128 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
8129 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
8130 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
8131 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
8132 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
8133 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
8134 (TARGET_EXPLICIT_RELOCS): Delete.
8135 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
8136 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
8137 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8138 (override_options): Set MASK_LONG64 if -mint64 is given and no
8139 -mlongXX option is. Complain about -mint64 -mlong32.
8140 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
8141 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
8142 * config/mips/mips.opt: New file.
8144 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
8146 * config.gcc (extra_options): New variable for listing option files.
8147 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
8148 * configure.ac (extra_opt_files): New AC_SUBST variable.
8149 (tm_file_list, tm_include_list): Include options.h first.
8150 * configure: Regenerate.
8151 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
8152 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
8153 (s-options-h): New rule.
8154 (options.h): Depend on it.
8155 (TEXI_GCCINT_FILES): Add options.texi.
8156 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
8157 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
8158 * target.h (gcc_target): Add default_target_flags and handle_option.
8159 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
8160 (TARGET_HANDLE_OPTION): New macros.
8161 (TARGET_INITIALIZER): Include them.
8162 * opt-functions.awk (opt_args, nth_arg): New functions.
8163 (switch_flags): Handle the "Target" flag.
8165 (var_name): Use opt_args and nth_arg.
8166 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
8167 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
8168 macros for the "Mask" and "InverseMask" options.
8169 * opts.h (cl_var_cond): New enum.
8170 (cl_option): Replace the "has_set_value" and "set_value" fields with
8171 "var_cond" and "var_value".
8172 (CL_TARGET): New macro.
8173 (option_enabled, print_filtered_help): Declare.
8174 (decode_options): Move definition.
8175 * opts.c (handle_option): Search for the original option before
8176 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
8177 var_cond and var_value fields. Use targetm.handle_option to handle
8179 (decode_options): Set target_flags to targetm.default_target_flags.
8180 (print_filtered_help): Make global. Handle CL_TARGET.
8181 (option_enabled): New function.
8182 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
8183 (display_target_options, set_target_switch, print_switch_values)
8184 (default_pch_valid_p): Guard uses of target_switches with
8185 #ifdef TARGET_SWITCHES. Also...
8186 (display_target_options): Display the CL_TARGET entries in cl_options.
8187 (set_target_option): Don't complain about the "" option when
8188 TARGET_SWITCHES is undefined.
8189 (print_switch_values): Use option_enabled.
8190 (default_pch_valid_p): Check cl_options[] when looking for something
8191 that has changed the value of target_flags.
8192 * c.opt: Remove documentation from top of file.
8193 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
8194 * doc/sourecebuild.texi: Refer to the new options documentation
8195 instead of c.opt. Document machine-specific .opt files.
8196 * doc/tm.texi (target_flags): Say that this variable is declared
8198 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
8199 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
8201 * doc/options.texi: New file.
8203 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8206 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
8209 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
8212 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
8213 temporary variable of pointer type if an lvalues is required.
8214 (gimplify_modify_expr_rhs): Request an rvalue from it.
8215 (gimplify_expr): Pass fallback on.
8217 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8219 * cfgbuild.c: Update comments.
8221 2005-03-14 Roger Sayle <roger@eyesopen.com>
8223 PR rtl-optimization/17236
8224 * optabs.c (expand_doubleword_mult): New helper function split out
8225 from expand_binop. Permute the order in which instructions are
8226 emitted to minimize the number of simultaneously live registers.
8227 (expand_binop): Call expand_doubleword_mult to synthesize a double
8228 word multiplication.
8230 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8232 * basic-block.h: Update the prototypes of cached_make_edge and
8234 * cfg.c (cached_make_edge): Take edge_cache representing one
8235 row of the adjacency matrix of edges.
8236 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8237 (make_edges): Initialize edge_cache to represent one row of
8238 the adjacency matrix of edges.
8240 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8242 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8244 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8245 Remove unused removed_phis variable.
8246 (conditional_replacement): Use build1/build2.
8247 (abs_replacement): Use last_and_only_stmt and build1/build2.
8249 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8251 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8252 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8253 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8254 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8255 * c-common.c (handle_novops_attribute): New function.
8256 (c_common_attribute_table): Add "no vops" entry.
8257 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8258 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8259 * tree-ssa-operands.c (get_call_expr_operands): Do not
8260 create virtual operands for calls with ECF_NOVOPS flag.
8261 * tree.h (DECL_IS_NOVOPS): New macro.
8262 (struct tree_decl): Add novops_flag.
8263 (ECF_NOVOPS): New constant.
8265 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8268 * config/i386/i386.c (x86_use_himode_fiop): New.
8269 (x86_use_simode_fiop): Rename from x86_use_fiop.
8270 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8271 (TARGET_USE_HIMODE_FIOP): New.
8272 (x86_use_simode_fiop): Rename from x86_use_fiop.
8273 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8275 * config/i386/i386.md (X87MODEI12): New mode macro define.
8276 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8277 to implement x87 FP compare with HImode input operands.
8278 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8279 Use X87MODEI12 mode macro to handle HImode input operands.
8280 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8281 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8282 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8283 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8284 macro to implement x87 operators with HImode input operands.
8285 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8288 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8290 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8292 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8293 constants invariant.
8295 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8297 * basic-block.h (BB_VISITED): Removed.
8298 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8300 2005-03-14 Falk Hueffner <falk@debian.org>
8303 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8305 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8307 * ggc-zone.c: Fix comment typos.
8309 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8310 stringpool.c, config/mips/mips-protos.h: Update copyright.
8312 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8314 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8315 throughout with its typedef, "rtx".
8316 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8317 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8318 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8319 regs in comment to match code.
8321 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8323 * except.c (check_handled): Make it static.
8324 * except.h: Remove the corresponding prototype.
8326 * function.c (get_func_frame_size): Make it static.
8327 * function.h: Remove the corresponding type.
8329 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8331 * hard-reg-set.h: Remove the corresponding declarations.
8333 * tree-cfg.c (verify_stmts): Check that
8334 bb_for_stmt (stmt) == bb for every PHI node and statement.
8336 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8338 * config.gcc: Remove excess indentation.
8339 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8341 2005-03-13 Roger Sayle <roger@eyesopen.com>
8344 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8345 * fold-const.c (fold_sign_changed_comparison): Likewise.
8346 (fold_binary): Optimize comparisons against widened operands if
8347 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8349 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8351 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8352 (sparc_override_options): Initialize it.
8353 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8355 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8357 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8358 (reg_or_none500mem_operand): New predicate.
8359 (zero_reg_mem_operand): New predicate.
8360 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8361 to reg_or_none500mem_operand.
8362 (extendsfdf2_fpr): Add MEM alternative.
8363 (extenddftf2_internal): Change operand2 predicate to
8364 zero_reg_mem_operand.
8366 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8368 * ggc-zone.c: Rewritten.
8370 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8372 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8373 * config.in: Regenerated.
8374 * configure: Regenerated.
8375 * gengtype.c (write_types_process_field, write_func_for_structure):
8376 Pass new argument to gt_pch_note_object.
8377 * ggc-common.c (struct ptr_data): Add TYPE.
8378 (gt_pch_note_object): Take TYPE argument and save it.
8379 (call_count): Update call to ggc_pch_count_object.
8380 (call_alloc): Update call to ggc_pch_alloc_object.
8381 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8383 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8384 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8385 (ggc_alloc_zone_stat): Delete.
8386 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8387 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8388 (ggc_pch_alloc_object): Update prototypes.
8389 (garbage_zone): Delete.
8390 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8391 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8393 (tree_id_zone): New variable.
8394 (ggc_alloc_cleared_zone): Remove unused.
8395 (ggc_alloc_zone): Define.
8396 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8397 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8398 ggc_alloc_zone_stat.
8399 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8400 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8401 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8402 (make_node_stat): Likewise. Use tree_id_zone.
8404 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8405 Joseph S. Myers <joseph@codesourcery.com>
8407 * configure.ac: Check for MIPS TLS.
8408 * configure: Regenerated.
8409 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8410 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8411 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8412 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8413 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8414 (mips_classify_symbol, mips_symbolic_constant_p)
8415 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8416 (mips_tls_operand_p, mips_call_tls_get_addr)
8417 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8418 (mips_tls_symbol_ref_1): New functions.
8419 (mips_legitimize_address, mips_legitimize_const_move): Call
8420 mips_legitimize_tls_address.
8421 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8423 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8424 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8425 (mips_char_to_class): Document V1_REG.
8426 (HAVE_AS_TLS): Provide default.
8427 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8429 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8431 (tls_get_tp_<mode>): New instruction.
8433 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8435 * configure.ac: Update checks for target tools.
8436 * configure: Regenerated.
8438 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8440 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8442 2005-03-13 Roger Sayle <roger@eyesopen.com>
8444 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8445 more classes of DImode multiplication by constant. Allow both
8446 multiplication by small negative constants (by performing a
8447 multiplication by a positive constant and negating the result) and
8448 multiplications by large powers of two, by using a left shift.
8450 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8452 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8453 of basic blocks into work_stack.
8455 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8456 config/mips/vr.h: Update copyright.
8458 * c-decl.c (c_init_decl_processing): Remove useless calls to
8459 build_function_type.
8461 * builtins.c (fold_trunc_transparent_mathfn,
8462 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8463 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8464 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8465 fold_builtin_strcpy, fold_builtin_strncpy,
8466 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8469 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8472 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8473 variable determinant.
8475 * tree-cfg.c (group_case_labels): Remove local variable type.
8477 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8480 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8483 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8486 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8487 (*movmemqi_insn): Delete.
8488 (*movmemhi): Delete.
8490 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8492 * builtins.c (fold_builtin_classify): Take decomposed
8493 arguments of CALL_EXPR.
8494 (fold_builtin_1): Update a call to fold_builtin_classify.
8496 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8499 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8500 through into call to parser_xref_tag after parse error.
8501 (c_parser_struct_declaration): Consistently return NULL_TREE on
8504 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8506 * tree-flow-inline.h (ref_contains_array_ref): New function.
8507 (lookup_subvars_for_var): Ditto.
8508 (get_subvars_for_var): Ditto.
8509 (var_can_have_subvars): Ditto.
8511 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8512 (struct subvar): New type.
8514 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8516 * tree-optimize.c (init_tree_optimization_passes): Call
8517 pass_create_structure_vars.
8519 * tree-ssa-alias.c: Include vec.h.
8520 (init_alias_info): Don't auto-clear call clobbered on struct-field
8522 (compute_flow_insensitive_aliasing): Handle subvars.
8523 (group_aliases): Handle STRUCT_FIELD aliases.
8524 (setup_pointers_and_addressables): Ditto.
8525 Don't mark variables non-addressable if they still have
8526 addressable subvars.
8527 Also mark subvars addressable when the real variable is marked
8529 (add_pointed_to_var): Try to prune the pointed-to set by only
8530 pointing to subvars when possible.
8531 Otherwise, make sure we set addresses_needed and pt_vars to
8532 properly include subvars.
8533 (bitpos_of_field): New function.
8534 (push_fields_onto_fieldstack): Ditto.
8535 (get_or_create_used_part_for): Ditto.
8536 (create_overlap_variables_for): Ditto.
8537 (find_used_portions): Ditto.
8538 (create_structure_vars): Ditto.
8539 (pass_create_structure_vars): New structure.
8541 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8542 (get_expr_operands): Handle subvars. Also try to turn
8543 COMPONENT_REF accesses into must-defs now that we can accurately
8545 (note_addressable): Try to only mark as addressable those subvars
8546 we know a COMPONENT_REF touches.
8547 (overlap_subvar): New function.
8549 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8550 Handle subvar storing.
8551 (vect_address_analysis): Update caller of vect_object_analysis.
8553 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8555 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8556 (STMT_VINFO_SUBVARS): New macro.
8558 * common.opts: add flag_tree_salias.
8560 * opts.c (decode_options): flag_tree_salias defaults to on.
8562 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8564 * doc/tree-ssa.texi: Document structural alias analysis.
8566 2005-03-12 Steven Bosscher <stevenb@suse.de>
8568 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8569 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8570 * tree-ssa-operands.c (get_expr_operands): Likewise.
8571 (get_expr_operands): Likewise for ERROR_MARK.
8573 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8575 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8578 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8581 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8582 (mark_operand_necessary): Remove local variable ver.
8584 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8585 variable prefix_len.
8587 * value-prof.c (mod_subtract_transform): Remove local variable
8590 * builtins.c (fold_builtin_exponent): Take decomposed
8591 arguments of CALL_EXPR.
8592 (fold_builtin_1): Update a call to fold_builtin_exponent.
8594 * builtins.c (fold_builtin_logarithm): Take decomposed
8595 arguments of CALL_EXPR.
8596 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8598 * c-decl.c (c_init_decl_processing): Remove local variables
8599 ptr_ftype_void and ptr_ftype_ptr.
8601 * gimplify.c (gimplify_expr): Remove local variables r0 and
8604 * reg-stack.c (move_for_stack_reg): Remove local variable
8606 (compare_for_stack_reg): Remove local variable flags_user.
8607 (convert_regs_1): Remove local variable deleted.
8609 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8611 (combine_blocks): Remove local variables exits and new_e.
8613 * tree-inline.c (expand_call_inline): Remove local variable
8616 * tree-ssa-live.c (create_ssa_var_map,
8617 calculate_live_on_entry): Remove local variable snn.
8619 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8621 * c-lex.c (c_lex_with_flags): Add parameter to call to
8624 2005-03-11 Per Bothner <per@bothner.com>
8626 * c-tree.h (struct c_declarator): New id_loc field.
8627 * c-pragma.h (c_lex_with_flags): Take position reference.
8628 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8629 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8630 (c_lex): Pass dummy location to c_lex_with_flags.
8631 * c-parser.c (c_lex_one_token): Set c_token's location using
8632 c_lex_with_flags, instead of input_location, which might be "ahead".
8633 (c_parser_direct_declarator): Set declarator's id_loc from
8635 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8636 declarator's id_loc, rather than probably-imprecise input_location.
8637 (build_id_declarator): Initialize c_declarator's id_loc field.
8639 2005-03-11 Roger Sayle <roger@eyesopen.com>
8642 * builtins.c (expand_builtin_signbit): Force the signbit's word
8643 into an integer register to avoid SUBREGs of floating point modes.
8645 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8647 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8648 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8649 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8650 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8652 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8654 PR rtl-optimization/20306
8655 * expr.c (emit_move_complex): Set try_int false if mode is
8656 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8657 emit_block_move if try_int is true.
8659 2005-03-11 Richard Henderson <rth@redhat.com>
8662 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8663 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8666 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8668 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8669 (TARGET_FIX_VR4130): New macro.
8670 (TARGET_OPTIONS): Add -mfix-vr4130.
8671 (ISA_HAS_MACCHI): New macro.
8672 (ASM_SPEC): Add -mfix-vr4130.
8673 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8674 (override_options): Handle mips_fix_vr4130_string.
8675 (mips_avoid_hazards): Clear all_noreorder_p
8676 if we're working around VR4130 errata and the macc alternatives
8678 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8679 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8680 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8681 (MULTILIB_DEFAULTS): Remove leading "march=".
8682 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8683 if no architecture option is given.
8684 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8686 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8687 * doc/invoke.texi: Document -mfix-vr4130.
8689 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8691 * config/mips/mips.c (override_options): Only warn about -mint64
8692 deprecation if TARGET_INT64.
8694 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8696 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8697 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8698 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8699 are non-specific regarding the nonnull parameter positions.
8700 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8701 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8702 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8703 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8705 * builtins.def: Use the non-specific "nonnull" attibute lists.
8707 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8709 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8710 single_pred_edge, single_succ, single_pred): Improve comments.
8712 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8714 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8715 single_pred_edge, single_succ, single_pred): New inline functions.
8716 * bb-reorder.c (rotate_loop, find_traces_1_round,
8717 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8718 duplicate_computed_gotos): Use the single_succ/pred functions.
8719 * cfganal.c (forwarder_block_p): Ditto.
8720 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8721 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8722 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8723 merge_seq_blocks): Ditto.
8724 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8725 * cfglayout.c (fixup_reorder_chain): Ditto.
8726 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8727 canonicalize_loop_headers, verify_loop_structure): Ditto.
8728 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8729 mfb_update_loops, create_preheader, force_single_succ_latches,
8730 create_loop_notes): Ditto.
8731 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8732 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8733 commit_one_edge_insertion, purge_dead_edges,
8734 cfg_layout_can_merge_blocks_p): Ditto.
8735 * except.c (sjlj_emit_function_enter): Ditto.
8736 * flow.c (init_propagate_block_info): Ditto.
8737 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8738 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8739 insert_insn_end_bb): Ditto.
8740 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8741 find_if_case_2): Ditto.
8742 * lambda-code.c (perfect_nestify): Ditto.
8743 * lcm.c (optimize_mode_switching): Ditto.
8744 * loop-doloop.c (doloop_modify): Ditto.
8745 * loop-init.c (loop_optimizer_init): Ditto.
8746 * loop-iv.c (simplify_using_initial_values): Ditto.
8747 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8748 * loop-unswitch.c (unswitch_loop): Ditto.
8749 * modulo-sched.c (generate_prolog_epilog): Ditto.
8750 * predict.c (combine_predictions_for_insn, estimate_probability,
8751 tree_estimate_probability, last_basic_block_p,
8752 estimate_bb_frequencies): Ditto.
8753 * profile.c (branch_prob): Ditto.
8754 * regrename.c (copyprop_hardreg_forward): Ditto.
8755 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8756 * tracer.c (layout_superblocks): Ditto.
8757 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8758 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8759 cleanup_control_expr_graph, disband_implicit_edges,
8760 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8761 tree_verify_flow_info, tree_make_forwarder_block,
8762 tree_forwarder_block_p, remove_forwarder_block,
8763 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8764 * tree-if-conv.c (tree_if_conversion): Ditto.
8765 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8766 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8767 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8768 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8769 copy_loop_headers): Ditto.
8770 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8771 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8772 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8773 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8774 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8775 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8776 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8777 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8778 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8779 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8780 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8781 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8782 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8783 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8784 slpeel_add_loop_guard): Ditto.
8786 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8788 PR tree-optimization/15784
8789 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8792 * stmt.c (expand_case): Don't change index_type. Convert minval
8795 PR tree-optimization/20130
8796 * fold-const.c (fold): Fold x * -1 into -x.
8798 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8800 PR rtl-optimization/20331
8801 * rtlanal.c (modified_between_p): Check its address first for MEM.
8802 (modified_in_p): Likewise.
8804 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8806 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8808 2005-03-10 Steven Bosscher <stevenb@suse.de>
8810 * expr.c (expand_expr_real_1): If possible, use a conditional
8811 move for expanding MIN_EXPR and MAX_EXPR.
8812 Use temp for moving around rtx-en.
8814 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8817 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8820 2005-03-10 Roger Sayle <roger@eyesopen.com>
8822 * builtins.c (expand_builtin_signbit): Extend to handle floating
8823 point modes wider than the largest integer type, using the
8824 operand_subword_force function to obtain the signbit's word.
8826 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8829 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8830 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8832 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8834 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8836 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8838 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8840 (perform_edge_inserts): Unconditionally call
8841 free_dominator_info.
8843 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8845 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8847 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8849 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8851 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8853 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8855 (rtl_register_value_prof_hooks,
8856 tree_value_profile_transformations,
8857 tree_register_value_prof_hooks): Likewise.
8858 * var-tracking.c (stack_adjust_offset_pre_post,
8859 variable_htab_free, variable_union, dataflow_set_different_2,
8860 count_uses, variable_was_changed, set_frame_base_location,
8861 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8862 vt_add_function_parameters): Likewise.
8863 * varasm.c (named_section_real, named_section, make_decl_rtl,
8864 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8865 const_hash_1, compare_constant, copy_constant, force_const_mem,
8866 output_constant_pool_2, output_constant_pool_1, output_constant,
8867 output_constructor, make_decl_one_only, decl_tls_model,
8868 default_no_named_section, default_elf_select_section_1,
8869 default_unique_section_1): Likewise.
8870 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8871 * vmsdbgout.c (addr_const_to_string): Likewise.
8874 * function.c (struct assign_parm_data_one): Remove last_named
8876 (assign_parm_find_data_types): Don't determine last_named.
8877 Reorder named_parm determination.
8878 (assign_parms): Only setup varargs on the last non-varadic
8881 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8883 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8884 sda base address on medium model.
8886 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8888 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8889 * cfgloop.c (flow_loop_nodes_find): Export.
8890 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8892 * cfgloopmanip.c (fix_loop_structure): New function.
8893 * predict.c (predict_loops): Clean up the loops information.
8894 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
8895 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
8897 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
8898 (rewrite_into_loop_closed_ssa): Declaration changed.
8899 * tree-loop-linear.c (linear_transform_loops): Add argument to
8900 rewrite_into_loop_closed_ssa call.
8901 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8902 * tree-ssa-loop-im.c (move_computations): Ditto.
8903 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
8904 * tree-vectorizer.c (vectorize_loops): Ditto.
8905 * tree-optimize.c: Include cfgloop.h.
8906 (execute_todo): Choose whether to call cleanup_tree_cfg or
8907 cleanup_tree_cfg_loop.
8908 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
8909 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
8910 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
8911 cleanup_tree_cfg_loop call.
8912 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
8913 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
8914 work on part of cfg.
8916 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8919 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
8920 with multiple alternatives.
8922 * stmt.c (parse_output_constraint): Fix a typo.
8924 2005-03-09 Bob Wilson <bob.wilson@acm.org>
8926 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
8927 assembly directive instead of deprecated "no-generics".
8929 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
8931 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8932 for non-offsettable memory references to cope with outstanding reload
8934 * config/s390/s390.md ("reload_outti"): Call find_replacement to
8935 avoid losing outstanding address reloads.
8936 ("reload_outdi", "reload_outdf"): Likewise.
8938 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8940 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
8941 code. Add more cbrt transformations.
8943 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8945 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
8947 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8949 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
8950 NULL_TREE when a given tree is not simplified.
8951 (fold): Return the original tree when any of the functions
8952 mentioned above NULL_TREE.
8954 * fold-const.c (fold_unary, fold_binary): Take decomposed
8955 arguments, code, type, op0, and op1 in case of fold_binary.
8956 (fold): Update calls to fold_unary and fold_binary.
8958 2005-03-09 Roger Sayle <roger@eyesopen.com>
8960 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
8961 a fndecl and an arglist instead of a CALL_EXPR, exp.
8963 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8965 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
8967 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
8969 * expr.c (expand_assignment): Remove orig_to_rtx.
8971 * fold-const.c (int_const_binop): Remove no_overflow.
8973 * ifcvt.c (noce_emit_move_insn): Remove inmode.
8975 * loop-iv.c (get_biv_step_1): Remove lhs.
8977 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
8979 * real.c (real_nan): Remove neg.
8981 * function.c (thread_prologue_and_epilogue_insns): Remove i
8984 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
8987 * tree-eh.c (tree_could_trap_p): Remove idx.
8989 * tree-into-ssa.c (ann): Remove ann.
8991 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
8993 * tree-sra.c (decide_block_copy): Remove inst_count.
8995 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
8997 * tree-ssa-loop-im.c (lhs): Remove.
8999 * cfgbuild.c (state, STATE, SET_STATE,
9000 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
9002 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
9003 (find_basic_blocks): Set the state of each basic block to
9006 2005-03-08 Jeff Law <law@redhat.com>
9008 * tree-cfg.c (cleanup_control_flow): If removal of a computed
9009 goto results in the removal of edges in the CFG, then we need
9010 to recompute dominators.
9012 2005-03-09 Ben Elliston <bje@au.ibm.com>
9014 * c-common.c (c_do_switch_warnings): Comment fix.
9016 2005-03-08 Julian Brown <julian@codesourcery.com>
9018 * Patch from 2005-03-08 reverted for causing regressions and
9019 ppc-darwin bootstrap failure.
9021 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
9023 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
9024 Define the real function for ppc-darwin.
9025 * c-typeck.c (convert_arguments): Check for target-specific
9026 invalid argument call to unprototyped function.
9027 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9029 * target.h (invalid_arg_for_unprototyped_fn): New field
9031 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
9032 default target hook.
9033 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
9036 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9038 * c-typeck.c (constructor_stack, constructor_range_stack,
9039 initializer_stack): Make them static.
9041 * cfg.c (rbi_pool): Make it static.
9043 * gimple-low.c (lower_stmt_body): Make it static.
9044 * tree-flow.h: Remove the corresponding prototype. Don't
9047 * sched-deps.c (cache_size): Make it static.
9049 * stor-layout.c (lang_adjust_rli): Make it static.
9051 2005-03-08 Julian Brown <julian@codesourcery.com>
9053 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9054 from being used for symbols with vague linkage when
9055 HAVE_GAS_COMDAT_GROUP is true.
9057 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
9059 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
9060 nlabel == JUMP_LABEL (jump).
9062 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9064 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
9065 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
9066 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
9067 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
9069 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
9072 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
9073 * c-common.c (handle_returns_twice): New function.
9074 (c_common_attribute_table): Declare eturns_twice' attribute.
9075 * doc/extend.texi: Document eturns_twice' attribute.
9076 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
9077 (struct tree_decl): Add returns_twice_flag.
9079 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9081 * tree-ssa-phiopt.c: Fix a comment typo.
9083 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
9084 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
9085 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
9088 2005-03-08 Richard Henderson <rth@redhat.com>
9090 * config/alpha/alpha.c (code_for_builtin): Replace special-case
9091 builtin codes with ctzdi2, clzdi2, popcountdi2.
9092 (struct alpha_builtin_def): Add is_const.
9093 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
9094 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
9095 (alpha_init_builtins): Init them. Set nothrow and const attributes
9097 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
9098 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
9099 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
9100 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
9101 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
9102 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
9103 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
9104 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
9105 (TARGET_FOLD_BUILTIN): New.
9106 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
9107 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
9109 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
9111 2005-03-08 Ira Rosen <irar@il.ibm.com>
9113 PR tree-optimization/20122
9114 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
9115 condition of access function instead of base.
9117 2005-03-07 Jeff Law <law@redhat.com>
9118 Steven Bosscher <stevenb@suse.de>
9120 * tree-cfg.c (find_taken_edge_computed_goto): New function.
9121 (find_taken_edge): Call find_taken_edge_computed_goto as
9122 appropriate. Allow any gimple invariant rather than just
9123 INTEGER_CST for VAL.
9124 (cleanup_control_flow): Cleanup a computed goto which has turned
9126 (tree_merge_blocks): If block B has any forced labels, move
9127 them to the start of block A.
9128 * tree-ssa-dom.c (thread_across_edge): Allow threading across
9129 computed gotos as well.
9130 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
9131 removal of unnecessary computed gotos too.
9132 (lookup_redirection_data): Fix type of INSERT argument. Callers
9135 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
9137 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
9138 Remove trailing spaces.
9140 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
9141 unshare_all_trees): Make them static.
9142 * tree-gimple.h: Remove the corresponding prototypes.
9144 * diagnostic.h: Remove unused prototype
9145 debug_output_buffer.
9146 * modulo-sched.c: Remove unused prototype
9147 set_row_column_for_ps.
9149 * tree-ssa-phiopt.c (tree_ssa_phiopt,
9150 replace_phi_edge_with_variable): Remove unused variable i.
9152 2005-03-07 Per Bothner <per@bothner.com>
9154 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
9156 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
9159 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
9160 bbs on the COND_EXPR instead of the PHI_NODEs.
9161 (candidate_bb_for_phi_optimization): Remove.
9162 (replace_phi_with_stmt): Rename to ...
9163 (replace_phi_edge_with_variable): this and change so that we
9164 replace the phi argument instead of removing the PHI.
9165 (conditional_replacement): Change so we deal with PHI with more
9167 (value_replacement): Likewise.
9168 (abs_replacement): Likewise.
9170 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
9172 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
9173 output_e500_flip_gt_bit.
9175 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
9177 (rs6000_generate_compare): Fix logic to look at the correct bits.
9178 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
9180 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
9181 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
9182 gen_move_from_CR_gt_bit.
9184 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
9185 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
9186 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
9188 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
9189 (E500_CR_IOR_COMPARE): New constant.
9191 2005-03-08 Earl Chew <earl_chew@agilent.com>
9192 David Billinghurst <David.Billinghurst@riotinto.com>
9194 * config/i386/host-cygwin.c: New file to support precompiled
9196 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
9197 * config.host: Use above files for cygwin host.
9199 2005-03-07 David Edelsohn <edelsohn@gnu.org>
9201 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
9202 ordering ops from earlier change.
9204 2005-03-07 Per Bothner <per@bothner.com>
9206 Various fixes to allow us to again build if --enable-mapped-location:
9207 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
9208 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
9209 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
9210 local variable loc. Change logic appropriately.
9211 * tree-vect-transform.c (vect_finish_stmt_generation): Use
9212 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
9213 * c-parser.c (c_parser_for_statement): Initialize loc variable.
9214 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
9215 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
9217 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
9219 PR rtl-optimization/19683
9220 * reload1.c (choose_reload_regs): Pass the number of bits, not the
9221 number of bytes, to smallest_int_for_mode. Fix arguments to
9222 REG_CANNOT_CHANGE_MODE_P.
9224 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9226 * reorg.c (relax_delay_slots): Check that the jump is
9227 conditional before trying to invert it.
9229 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9231 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9234 * calls (stack_arg_under_construction): Make it static.
9236 * flow.c (regs_live_at_setjmp): Make it static.
9237 * flow.h: Remove the corresponding prototype.
9239 * reload1.c (reload_startobj, reload_firstobj,
9240 something_needs_operands_changed, reload_inherited,
9241 reload_inheritance_insn, reload_override_in,
9242 reload_spill_index): Make them static.
9244 * recog.c (verify_changes): Make it static.
9245 * recog.h: Remove the corresponding prototype.
9247 * cfgbuild.c (find_sub_basic_blocks): Remove.
9248 * basic-block.h: Remove the corresponding prototype.
9249 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9251 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9253 * tree-ssa-operands.c (check_build_stmt): Remove.
9255 * stor-layout.c (set_alignment): Remove.
9256 * tree.h: Remove the corresponding prototype.
9258 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9260 * tree-ssa-dce.c (control_dependence_map,
9261 visited_control_parents): Make them static.
9263 * cfghooks.c (verify_flow_info): Remove local variable
9266 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9269 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9271 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9273 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9275 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9277 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9278 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9279 PARALLEL for an empty structure.
9281 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9283 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9285 * fold-const.c (fold_binary): Unroll the very first "for"
9288 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9290 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9291 redundant match_code test.
9292 (scc_comparison_operator): Swap match_operand and match_code
9294 (branch_positive_comparison_operator): Same.
9295 (trap_comparison_operator): Use comparison_operator and swap with
9298 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9301 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9302 (out_movhi_r_mr): Read low byte of volatile MEM first.
9303 (out_movhi_mr_r): Write high byte of volatile MEM first.
9305 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9307 * cselib.c (reg_values, reg_values_size): Make them static.
9309 * cse.c (cse_reg_info_table): Make it static.
9311 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9313 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9315 * cse.c (find_best_addr): Use canon_for_address.
9317 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9319 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9320 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9321 SUBREG and MEM, respectively.
9323 * fold-const.c (fold_binary): Use code instead of t.
9325 * fold-const.c (optimize_minmax_comparison): Take decomposed
9326 arguments code, type, op0, and op1 instead of t.
9327 (fold_binary): Update a call to optimize_minmax_comparison.
9329 * fold-const.c (fold_range_test): Take decomposed arguments
9330 code, type, op0, and op1 instead of t.
9331 (fold_binary): Update a call to fold_range_test.
9333 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9334 decomposed arguments code, type, op0, and op1 instead of t.
9335 (fold_binary): Update a call to fold_range_test.
9337 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9339 * fold-const.c (fold_binary): Avoid directly using the original
9340 expression t as much as possible.
9342 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9344 * c-semantics.c (build_stmt): Use TYPE_P instead of
9345 IS_NON_TYPE_CODE_CLASS.
9346 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9347 (NON_TYPE_CHECK): Use TYPE_P instead of
9348 IS_NON_TYPE_CODE_CLASS.
9350 * fold-const.c (fold): Remove handling of binary expressions.
9352 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9354 * doc/c-tree.texi: Wrap comments in @r{}.
9355 * doc/cpp.texi: Likewise.
9356 * doc/cppinternals.texi: Likewise.
9357 * doc/extend.texi: Likewise.
9358 * doc/md.texi: Likewise.
9359 * doc/objc.texi: Likewise.
9360 * doc/sourcebuild.texi: Likewise.
9361 * doc/tm.texi: Likewise.
9364 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9366 * predict.c (apply_return_prediction): Standardize PHI chain
9368 * tree-ssa.c (ssa_redirect_edge): Likewise.
9370 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9371 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9374 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9375 * tree-flow.h: Adjust the prototype for remove_phi_node.
9376 * lambda-code.c (perfect_nestify): Adjust a call to
9379 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9380 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9382 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9383 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9384 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9385 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9387 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9388 of GEN_INT (trunc_int_for_mode (...)).
9389 * loop-iv.c (iv_number_of_iterations): Likewise.
9390 * postreload.c (reload_cse_move2add): Likewise.
9391 * simplify-rtx.c (simplify_const_unary_operation,
9392 simplify_const_binary_operation): Likewise.
9393 * stor-layout.c (get_mode_bounds): Likewise.
9395 * fold-const.c (fold_binary): New.
9396 (fold): Call fold_binary on binary expressions.
9398 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9400 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9401 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9402 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9403 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9404 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9406 2005-03-04 Devang Patel <dpatel@apple.com>
9408 PR tree-optimization/18815
9409 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9410 loops with zero exit edges.
9412 2005-03-04 Devang Patel <dpatel@apple.com>
9414 * doc/invoke.texi: Remove reference to webpage that does not exist.
9416 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9417 Joseph S. Myers <joseph@codesourcery.com>
9420 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9421 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9422 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9423 * pa.c (get_plabel): Change argument to symbol_ref. Call
9424 maybe_get_identifier instead of get_identifier.
9425 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9426 (struct deferred_plabel): Replace name field with symbol field.
9427 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9428 ASM_OUTPUT_EXTERNAL_REAL is defined.
9429 (output_global_address): Use output_addr_const for output of all
9431 (output_deferred_plabels): Use symbol_ref instead of name for address
9433 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9434 ASM_OUTPUT_SYMBOL_REF): New macros.
9435 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9437 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9440 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9442 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9443 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9445 2005-03-04 Jeff Law <law@redhat.com>
9447 * basic-block.h (rediscover_loops_after_threading): Declare.
9448 * tree-ssa-dom.c: Include cfgloop.h.
9449 (tree_ssa_dominator_optimize): Discover loops and some basic
9450 properties. Remove forwarder blocks recreated by loop header
9451 canonicalization. Also mark backedges in the CFG.
9452 * tree-ssa-threadupdate.c: Include cfgloop.h
9453 (rediscover_loops_after_threading): Define.
9454 (struct local_info): New field, JUMP_THREADED.
9455 (prune_undesirable_thread_requests): New function.
9456 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9457 then record that fact for the callers of redirct_edges.
9458 (thread_block): If BB has incoming backedges, then call
9459 prune_undesirable_thraed_requests. Note when we are
9460 going to have to rediscover loop information. Return a
9461 boolean indicating if any jumps were threaded.
9462 (thread_through_all_blocks): Bubble up boolean indicating
9463 if any jumps were threaded.
9464 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9465 (tree-ssa-threadupdate.o): Similarly.
9467 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9469 * fold-const.c (fold_ternary): Unroll the "for" loop to
9472 2005-03-04 Andrew Haley <aph@redhat.com>
9474 * unwind-dw2-fde-glibc.c (struct
9475 unw_eh_callback_data.check_cache): New field.
9476 (frame_hdr_cache): New.
9477 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9478 Cache frame header info.
9480 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9482 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9483 (print_c_condition): Declare.
9484 * read-rtl.c (ptr_loc): New structure.
9485 (ptr_locs, ptr_loc_obstack, joined_conditions)
9486 (joined_conditions_obstack): New variables.
9487 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9488 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9489 (join_c_conditions, print_c_condition): New functions.
9490 (apply_macro_to_string): Associate the new string with the same
9491 source location as the old one.
9492 (add_condition_to_string): Use join_c_conditions.
9493 (read_string): Use set_rtx_ptr_loc to record a filename and line
9494 number for the string.
9495 (read_rtx): Initialize the new variables above.
9496 * genattrtab.c (write_test_expr, write_attr_value): Use
9498 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9499 comment above the GCC_VERSION check.
9500 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9501 Inline the definition of MAYBE_EVAL.
9502 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9503 * genoutput.c (process_template): Likewise.
9504 * genpreds.c (write_predicate_subfunction): Likewise.
9505 (write_predicate_expr): Use print_c_condition.
9506 * genrecog.c (write_cond): Likewise.
9507 * gensupport.c (process_rtx): Use join_c_conditions to join the
9508 conditions of a define_insn_and_split. Record a source location
9509 for the string after the "&&".
9510 (alter_test_for_insn): Use join_c_conditions.
9512 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9515 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9516 PR tree-optimization/15784
9517 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9520 2005-03-04 Ben Elliston <bje@au.ibm.com>
9522 * gcc.c (option_map): Add --coverage.
9523 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9524 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9525 * config/darwin.h: Pass -lgcov for `coverage'.
9526 * doc/invoke.texi (Debugging Options): Document --coverage.
9528 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9530 * gcse.c (bypass_block): Use find_edge wherever possible.
9532 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9536 * c-opts.c (c_common_parse_file): Call start_source_file
9537 and end_source_file at the approriate times.
9539 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9540 the main file, it will be done for us now.
9542 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9544 * fold-const.c (fold_ternary): New.
9545 (fold): Call fold_ternary on ternary expressions. Remove
9546 handling of ternary expressions.
9548 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9550 PR tree-optimization/15784
9551 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9554 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9556 * config/rs6000/predicates.md (branch_comparison_operator):
9557 Convert from C block to conditional format.
9559 2005-03-03 Jan Hubicka <jh@suse.cz>
9561 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9562 and non-constant public variables.
9564 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9566 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9569 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9572 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9573 calls to release_ssa_name and release_phi_node.
9575 * fold-const.c (fold): Remove handling of unary expressions.
9577 * fold-const.c (fold_unary): Avoid directly using the original
9578 expression t as much as possible.
9580 2005-03-03 Roger Sayle <roger@eyesopen.com>
9581 Andrew Pinski <pinskia@physics.uc.edu>
9583 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9584 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9586 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9588 Describe special registers SRP and MOF as allocatable registers.
9589 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9590 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9591 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9592 TARGET_HAS_MUL_INSNS.
9593 (cris_print_operand) <case 'd'>: New case.
9594 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9595 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9597 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9598 (REG_ALLOC_ORDER): Update for MOF.
9599 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9601 (GENERAL_REGS): No longer a define of ALL_REGS.
9602 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9603 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9605 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9606 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9607 (SECONDARY_RELOAD_CLASS): Define.
9608 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9609 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9610 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9611 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9612 (REGISTER_MOVE_COST): Define.
9613 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9614 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9615 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9616 (CRIS_MOF_REGNUM): New define_constants.
9617 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9619 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9621 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9622 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9623 Adjust for MOF being properly described as a register.
9624 (indir_to_reg_split): Name this split. Conditionalize on the
9625 destination register being a general register.
9626 (movei): Conditionalize on on operands 0 and 1 having the same
9629 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9632 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9633 -mcpu to override any other explicitly given flags.
9635 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9637 * recog.c (verify_changes, confirm_change_group): New functions,
9638 broken out of apply_change_group.
9639 (apply_change_group): Use them.
9640 * recog.h (verify_change, confirm_change_group): Declare.
9641 * rtl.h (redirect_jump_2): Declare.
9642 * jump.c (redirect_exp, invert_exp): Delete.
9643 (invert_exp_1): Take second parameter. Return value. Changed caller.
9644 (redirect_jump_2): New function, broken out of redirect_jump.
9645 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9646 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9647 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9649 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9651 * varasm.c (named_section): Use xstrdup rather than doing it by
9654 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9656 2005-03-02 Devang Patel <dpatel@apple.com>
9658 Undo PR tree-optimization/18815 fix.
9660 2005-03-02 Devang Patel <dpatel@apple.com>
9662 PR tree-optimization/18815
9663 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9664 loops with zero exit edges.
9666 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9668 * cfg.c (connect_src, connect_dest, disconnect_src,
9669 disconnct_dest): New.
9670 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9671 redirect_edge_pred): Use the new functions.
9673 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9674 free_dominance_info only when needed.
9676 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9679 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9680 (reg_or_sub_cint64_operand): Same.
9682 2005-03-02 Jeff Law <law@redhat.com>
9684 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9685 CFG_ALTERED in the main DOM iteration loop.
9687 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9690 * varasm.c (initializer_constant_valid_p): Allow conversions
9691 between OFFSET_TYPEs. Tidy.
9693 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9695 * config/cris/cris.md ("return"): Remove epilogue delay list
9698 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9700 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9702 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9704 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9706 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9707 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9708 config/m68k/m68k.c, config/mips/mips.h,
9709 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9710 doc/include/gcc-common.texi: Update copyright.
9712 PR middle-end/18029 and PR middle-end/18030
9713 * expr.c (optimize_bitfield_assignment_op): Add a special case
9714 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9716 * fold-const.c (fold_unary): New.
9717 (fold): Call fold_unary on unary expressions.
9719 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9721 * cgraph.h (struct cgraph_edge): Add prev_caller and
9723 (cgraph_node_remove_callees): Export.
9724 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9726 (cgraph_edge_remove_callee): New function.
9727 (cgraph_edge_remove_caller): Likewise.
9728 (cgraph_remove_edge): Use.
9729 (cgraph_redirect_edge_callee): Likewise.
9730 (cgraph_node_remove_callees): New function.
9731 (cgraph_node_remove_callers): Likewise.
9732 (cgraph_remove_node): Use.
9733 * tree-optimize.c (tree_rest_of_compilation): Use
9734 cgraph_node_remove_callees instead of manual loop.
9735 * cgraphunit.c (cgraph_finalize_function): Likewise.
9736 (cgraph_expand_function): Likewise.
9737 (cgraph_remove_unreachable_nodes): Likewise.
9739 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9742 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9744 * c-decl.c (undeclared_variable): Take location as argument.
9745 * c-typeck.c (build_external_ref): Likewise.
9746 * c-parser.c (c_parser_postfix_expression): Pass location of
9747 identifier to build_external_ref.
9749 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9751 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9752 CCEQ mode for branch_positive_comparison_operator test.
9753 * config/rs6000/predicates (branch_comparison_operator): Revert to
9755 (scc_comparison_operator): Same.
9756 (branch_positive_comparison_operator): Same.
9758 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9760 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9761 (cris_delay_slots_for_epilogue): Remove.
9762 (save_last): Move into cris_target_asm_function_epilogue.
9763 (cris_target_asm_function_epilogue): Remove tests for file being
9765 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9766 (cris_delay_slots_for_epilogue): Remove prototypes.
9767 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9768 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9770 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9772 * config/rs6000/predicates.md (branch_comparison_operator): Change
9773 to define_special_predicate.
9774 (scc_comparison_operator): Same.
9775 (branch_positive_comparison_operator): Same.
9777 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9779 * Makefile.in (tree-ssa-sink.o): New.
9780 (OBJS-common): Add tree-ssa-sink.o.
9781 * common.opt: Add -ftree-sink
9782 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9783 * timevar.def (TV_TREE_SINK): new timevar.
9784 * tree-flow.h (is_hidden_global_store): Prototype.
9785 * tree-optimize.c (init_tree_optimization_passes): Add
9787 * tree-pass.h (pass_sink_code): New.
9788 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9789 for non-obvious global store store to is_hidden_global_store, and
9790 call that new function.
9791 * tree-ssa-sink.c: New file.
9792 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9793 * doc/passes.texi: Document forward store motion.
9794 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9795 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9796 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9797 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9799 2005-03-01 Per Bothner <per@bothner.com>
9801 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9802 and we have a non-zero column-number, add it to the message.
9803 Also factor out the diagnostic_kind_text.
9805 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9807 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9808 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9809 flow_loop_scan): Removed.
9810 (flow_loop_dump): Do not dump removed fields.
9811 (flow_loop_free): Do not free removed fields.
9812 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9813 (loop_exit_edge_p): New function.
9814 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9815 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9816 num_exits, exits_doms.
9817 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9818 LOOP_EDGES, LOOP_ALL): Removed.
9819 (flow_loop_scan): Declaration removed.
9820 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9821 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9823 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9824 (if_convert): Call flow_loops_find and flow_loops_free
9825 when calling mark_loop_exit_edges.
9826 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9827 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9828 free_dominance_info calls.
9829 * loop-init.c (flow_loops_find): Ditto.
9830 * passes.c (rest_of_handle_branch_prob): Ditto.
9831 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9832 * loop-unroll.c (analyze_insns_in_loop): Do not use
9834 * predict.c (predict_loops): Do not call flow_loop_scan.
9835 Use get_loop_exit_edges.
9836 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9837 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9838 Do not use EDGE_LOOP_EXIT.
9839 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9840 to bb_with_exit_edge_p.
9841 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9842 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9843 to bb_with_exit_edge_p.
9844 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9846 * tree-loop-linear.c (linear_transform_loops): Do not call
9847 flow_loop_scan. Use loop->single_exit.
9848 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9849 (vect_analyze_loop_form): Do not call flow_loop_scan.
9850 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9852 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9854 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9855 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9856 slpeel_tree_duplicate_loop_to_edge_cfg,
9857 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9858 Use loop_preheader_edge and loop->single_exit. Do not call
9861 2005-03-01 Nick Clifton <nickc@redhat.com>
9863 * config/arm/arm.c (thumb_find_work_register): Check all of the
9864 argument registers to see if they are free, and a couple of
9865 special cases where the last argument register but can be proved
9866 to be available during the function's prologue.
9867 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9868 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9869 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9871 (thumb_compute_save_reg_mask): Likewise. Also use
9872 thumb_find_work_register() to ensure that there is agreement about
9873 which work register is going to be used in the prologue.
9874 (thumb_output_function_prologue): Use unsigned long as the type
9875 for the register bit-mask. Also delay pushing the link register if
9876 other high registers are going to be pushed.
9877 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9878 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9879 redundant prototypes.
9881 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9884 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9885 and after reload in REG+REG indexed addresses without REG_POINTER
9886 set in the base and not set in the index.
9888 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9890 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9891 Don't undefine here.
9892 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9893 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
9894 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9895 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
9896 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
9898 * config.gcc (sh*-*-linux*): Use config/linux.h.
9900 2005-02-28 Dale Johannesen <dalej@apple.com>
9901 Stan Shebs <shebs@apple.com>
9903 Rewrite of 64-bit Darwin structure-by-value pass/return.
9904 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
9905 intoffset, use_stack, named.
9906 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
9907 (rs6000_darwin64_record_arg_advance_flush): New.
9908 (rs6000_darwin64_record_arg_advance_recurse): New.
9909 (rs6000_darwin64_record_arg_flush): New.
9910 (rs6000_darwin64_record_arg_recurse): New.
9911 (rs6000_darwin64_record_arg): New.
9912 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
9913 (function_arg_boundary): Handle 128-bit aligned structs.
9914 (function_arg_advance): Rewrite darwin64 struct handling.
9915 (function_arg): Call rs6000_darwin64_record_arg.
9916 (function_arg_partial_nregs): Handle darwin64 structs.
9917 (rs6000_darwin64_function_value): Remove.
9918 (rs6000_function_value): Call rs6000_darwin64_record_arg.
9920 2005-02-28 Roger Sayle <roger@eyesopen.com>
9922 PR tree-optimization/20216
9923 * tree-chrec.c (tree_fold_factorial): Delete.
9924 (tree_fold_binomial): Change argument list to take a return type
9925 and change the type of K to unsigned int. Rewrite to avoid explicit
9926 evaluation of factorials, and (recursively) calling fold to perform
9927 compile-time arithmetic. Return NULL on (internal) overflow.
9928 (chrec_evaluate): Change type of K to an unsigned int. Avoid
9929 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
9930 if any intermediate calculation overflows.
9931 (chrec_apply): Update call to chrec_evaluate.
9933 2005-02-28 James E Wilson <wilson@specifixinc.com>
9935 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
9937 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
9940 * c-parser.c (c_parser_compound_statement): Return error_mark_node
9941 instead of NULL_TREE on error.
9943 2005-02-28 David Edelsohn <edelsohn@gnu.org>
9945 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
9946 (EASY_VECTOR_15_ADD_SELF): Remove.
9947 (num_insns_constant_wide): Not static.
9948 (validate_condition_mode): Not static.
9949 (toc_relative_expr_p): Not static.
9950 (legitimate_indirect_address_p): Not static.
9951 (macho_lo_sum_memory_operand): Not static.
9952 (invalid_e500_subreg): Not static.
9953 (easy_vector_same): Not static.
9954 (easy_vector_splat_const): Not static.
9955 (RS6000_SYMBOL_REF_TLS_P): Remove.
9956 (any_operand): Delete.
9957 (any_parallel_operand): Delete.
9958 (count_register_operand): Delete.
9959 (altivec_register_operand): Delete.
9960 (xer_operand): Delete.
9961 (s8bit_cint_operand): Delete.
9962 (short_cint_operand): Delete.
9963 (u_short_cint_operand): Delete.
9964 (non_short_cint_operand): Delete.
9965 (exact_log2_cint_operand): Delete.
9966 (gpc_reg_operand): Delete.
9967 (cc_reg_operand): Delete.
9968 (cc_reg_not_cr0_operand): Delete.
9969 (reg_or_short_operand): Delete.
9970 (reg_or_neg_short_operand): Delete.
9971 (reg_or_aligned_short_operand): Delete.
9972 (reg_or_u_short_operand): Delete.
9973 (reg_or_cint_operand): Delete.
9974 (reg_or_arith_cint_operand): Delete.
9975 (reg_or_add_cint64_operand): Delete.
9976 (reg_or_sub_cint64_operand): Delete.
9977 (reg_or_logical_cint_operand): Delete.
9978 (got_operand): Delete.
9979 (got_no_const_operand): Delete.
9980 (easy_fp_constant): Delete.
9981 (easy_vector_constant): Delete.
9982 (easy_vector_constant_add_self): Delete.
9983 (zero_constant): Delete.
9984 (zero_fp_constant): Delete.
9985 (volatile_mem_operand): Delete.
9986 (offsettable_mem_operand): Delete.
9987 (mem_or_easy_const_operand): Delete.
9988 (add_operand): Delete.
9989 (non_add_cint_operand): Delete.
9990 (logical_operand): Delete.
9991 (non_logical_cint_operand): Delete.
9992 (mask_operand): Delete.
9993 (mask_operand_wrap): Delete.
9994 (mask64_operand): Delete.
9995 (mask64_2_operand): Delete.
9996 (and64_operand): Delete.
9997 (and64_2_operand): Delete.
9998 (and_operand): Delete.
9999 (reg_or_mem_operand): Delete.
10000 (lwa_operand): Delete.
10001 (symbol_ref_operand): Delete.
10002 (call_operand): Delete.
10003 (current_file_function_operand): Delete.
10004 (input_operand): Delete.
10005 (rs6000_nonimmediate_operand): Delete.
10006 (rs6000_tls_symbol_ref): Delete.
10007 (save_world_operation): Delete.
10008 (restore_world_operation): Delete.
10009 (load_multiple_operation): Delete.
10010 (store_multiple_operation): Delete.
10011 (vrsave_operation): Delete.
10012 (mfcr_operation): Delete.
10013 (mtcrf_operation): Delete.
10014 (lmw_operation): Delete.
10015 (stmw_operation): Delete.
10016 (branch_comparison_operator): Delete.
10017 (branch_positive_comparison_operator): Delete.
10018 (scc_comparison_operator): Delete.
10019 (trap_comparison_operator): Delete.
10020 (boolean_operator): Delete.
10021 (boolean_or_operator): Delete.
10022 (min_max_operator): Delete.
10023 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
10024 (EASY_VECTOR_15): Moved to here.
10025 (EASY_VECTOR_15_ADD_SELF): Move to here.
10026 (PREDICATE_CODES): Delete.
10027 * config/rs6000/rs6000-protos.h: Delete predicate functions.
10028 Declare functions no longer static.
10029 * config/rs6000/predicates.md: New.
10030 * config/rs6000/rs6000.md: Include predicates.md
10032 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
10034 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
10035 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
10037 * cfgrtl.c (need_fake_edge_p): Likewise.
10038 * combine.c (distribute_notes): Likewise.
10039 * emit-rtl.c (try_split): Likewise.
10040 * recog.c (peephole2_opimize): Likewise.
10041 * reg-notes.def (ALWAYS_RETURN): Remove.
10042 * rtl.h (LCT_ALWAYS_RETURN): Remove.
10043 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
10044 * tree.h (ECF_ALWAYS_RETURN): Remove.
10046 2005-02-28 Roger Sayle <roger@eyesopen.com>
10048 PR middle-end/19874
10049 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
10050 between different machine modes is never a "useless" conversion.
10052 2005-02-28 Geert Bosch <bosch@gnat.com>
10055 * doc/contrib.texi: List contributors for Ada front end
10057 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10059 * simplify-rtx.c (simplify_unary_operation_1,
10060 simplify_const_unary_operation): New, extracted from...
10061 (simplify_unary_operation): ... this one.
10062 (simplify_binary_operation_1,
10063 simplify_const_binary_operation): New, extracted from...
10064 (simplify_binary_operation): ... this one.
10065 * rtl.h (simplify_const_unary_operation,
10066 simplify_const_binary_operation): Add prototypes.
10068 2005-02-28 Julian Brown <julian@codesourcery.com>
10070 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
10071 building libjava and caused PR regression/20228.
10073 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
10076 * Makefile.in (host_subdir): New.
10077 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
10078 * configure: Regenerate.
10080 2005-02-27 Zack Weinberg <zack@codesourcery.com>
10082 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
10083 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
10084 installation directory first.
10086 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
10089 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
10090 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
10091 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
10092 * config/cris/cris.md: Tweak comments referring to Q.
10093 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
10094 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
10095 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
10096 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
10097 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
10098 Insert spaces in constraints to align alternatives vertically for
10100 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
10103 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10105 PR rtl-optimization/17728
10106 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
10107 operand 0 from general_operand to move_dest_operand.
10109 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10111 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
10112 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
10113 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
10114 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
10116 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
10118 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
10119 * configure: Regenerate.
10120 * libada-mk.in: Remove CC; rename
10121 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
10123 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
10126 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
10127 for the lhs, also walk over the tree. Likewise for rhs.
10129 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
10131 * tree-ssa-dom.c (simple_iv_increment_p): New function.
10132 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
10133 Do not propagate value of iv before increment over the increment.
10135 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
10137 * c-parser.c: New file.
10138 * c-parse.in: Remove.
10139 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
10141 (c-parser.o): Add dependencies.
10142 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
10143 maintainer-clean, TAGS): Update.
10144 * c-config-lang.in (gtfiles): Update.
10145 * gengtype-lex.l: Don't handle "@@".
10146 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
10147 objc_build_synchronized, objc_begin_try_stmt,
10148 objc_begin_catch_clause, objc_finish_catch_clause,
10149 objc_build_finally_clause, objc_finish_try_stmt): New.
10150 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
10152 (c_parse_init): Update comment.
10153 * c-decl.c (c_init_decl_processing): Update comment.
10154 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
10155 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
10156 new c_declspecs members.
10158 2005-02-25 Julian Brown <julian@codesourcery.com>
10160 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10161 from being used for symbols with vague linkage when
10162 HAVE_GAS_COMDAT_GROUP is true.
10164 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10166 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
10168 2005-02-25 Steve Ellcey <sje@cup.hp.com>
10171 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
10172 (LIBGCC2_HAS_DF_MODE): New.
10173 (LIBGCC2_HAS_XF_MODE): New.
10174 (LIBGCC2_HAS_TF_MODE): New.
10175 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10176 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10177 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
10178 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
10179 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
10180 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
10181 and add _fixtfdi, _fixunstfdi, _floatditf
10182 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
10183 L_fixunstfdi, L_floatditf.
10184 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
10185 (LIBGCC2_HAS_TF_MODE): Define.
10187 2005-02-25 Diego Novillo <dnovillo@redhat.com>
10189 PR tree-optimization/20204
10190 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
10191 REWRITE_THIS_STMT markers on PHI nodes.
10192 (rewrite_initialize_block): Likewise.
10194 2005-02-25 Mark Mitchell <mark@codesourcery.com>
10196 * version.c (version_string): Update to 4.1.
10198 2005-02-25 Paolo Carlini <pcarlini@suse.de>
10200 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
10201 Clarify that the alternative way doesn't work in GNU C++.
10203 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10205 PR tree-optimization/19937
10206 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
10207 to the type of the induction variable.
10209 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
10211 PR rtl-optimization/20117
10212 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
10213 the block including noncopyable insn.
10215 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10217 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
10218 calls to find_reg_note.
10220 2005-02-24 Richard Henderson <rth@redhat.com>
10223 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10226 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10228 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10229 vector types if to use base reg for misaligned non-word ld/std.
10231 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10234 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10235 dwarf2 label manually and put it after, not before the prologue.
10237 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10240 * reload.c (operands_match_p): Only increment register number for
10241 SCALAR_INT_MODE_P modes in multiple hard registers.
10243 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10246 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10248 * ChangeLog.5: Fix log message typo(s).
10249 * ChangeLog.7: Likewise.
10250 * ChangeLog.tree-ssa: Likewise.
10251 * cfgexpand.c: Fix comment typo(s).
10252 * conflict.c: Likewise.
10253 * defaults.h: Likewise.
10254 * dwarf2out.c: Likewise.
10255 * gcse.c: Likewise.
10256 * ggc-page.c: Likewise.
10257 * tree-eh.c: Likewise.
10258 * tree-ssa-dom.c: Likewise.
10260 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10263 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10264 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10265 if SHARED is defined.
10268 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10269 allow splitting only if operands 0 and 3 don't overlap.
10271 2005-02-24 Richard Henderson <rth@redhat.com>
10273 PR middle-end/19953
10274 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10275 (fold_builtin_1): Call them.
10276 * fold-const.c (fold_complex_mult_parts): Split out from ...
10277 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10278 (fold_complex_div_parts, fold_complex_div): New.
10280 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10282 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10284 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10285 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10287 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10288 (print_node): Likewise.
10289 Print TYPE_SIZES_GIMPLIFIED.
10291 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10293 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10294 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10295 operands as commutative in constraints.
10297 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10299 * tree-into-ssa.c: Re-organize internal functions.
10301 2005-02-24 Richard Henderson <rth@redhat.com>
10303 PR middle-end/18902
10304 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10306 * common.opt (fcx-limited-range): New.
10307 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10308 * toplev.c (flag_complex_method): Initialize to 1.
10309 (process_options): Set flag_complex_method to 0 if
10310 flag_cx_limited_range.
10311 * doc/invoke.texi (-fcx-limited-range): New.
10313 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10315 * cse.c (delete_trivially_dead_insns): Speed up by using
10316 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10319 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10321 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10322 functions when -mid-shared-library is being used.
10324 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10326 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10327 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10328 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10329 * system.h: Poison LINK_LIBGCC_SPECIAL.
10331 2005-02-23 James E Wilson <wilson@specifixinc.com>
10333 * gengtype.c (note_insn_name): Make 1 element larger.
10335 2005-02-23 Roger Sayle <roger@eyesopen.com>
10338 PR rtl-optimization/20097
10339 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10340 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10342 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10344 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10345 * t-aix52 (SHLIB_INSTALL): Same.
10347 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10349 * genpreds.c: Update copyright.
10351 2005-02-23 Michael Beach <michaelb@ieee.org>
10354 * config/sparc/t-elf (startup files): Assemble with CPP.
10356 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10358 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10359 (write_predicate_expr): Likewise.
10361 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10363 PR tree-optimization/20100
10364 PR tree-optimization/20115
10365 * tree-optimize.c (init_tree_optimization_passes): Remove
10366 pass_maybe_create_global_var.
10367 * tree-pass.h (pass_maybe_create_global_var): Remove.
10368 * tree-ssa-alias.c (aliases_computed_p): Declare.
10369 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10370 (count_calls_and_maybe_create_global_var): Remove.
10371 (pass_maybe_create_global_var): Remove.
10372 (init_alias_info): Do not declare aliases_computed_p.
10373 (maybe_create_global_var): If the function contains no
10374 call-clobbered variables and a mix of pure/const and regular
10375 function calls, create .GLOBAL_VAR.
10376 Mark all call-clobbered variables for renaming.
10377 (merge_pointed_to_info): Update comment.
10378 (add_pointed_to_var): Likewise.
10379 (is_escape_site): Likewise.
10380 Accept struct alias_info * instead of size_t *.
10382 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10384 * tree-ssa-operands.c (get_call_expr_operands): If
10385 ALIASES_COMPUTED_P is false, do not add call-clobbering
10387 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10388 (delete_tree_ssa): Likewise.
10390 2005-02-22 James E Wilson <wilson@specifixinc.com>
10392 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10393 (do_compile): Do call it here.
10395 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10397 PR rtl-optimization/20017.
10398 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10399 rest_of_handle_cse2, rest_of_handle_gcse): Call
10400 delete_dead_jumptables immediately before calling cleanup_cfg.
10402 2005-02-22 Devang Patel <dpatel@apple.com>
10405 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10408 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10410 * config/rs6000/aix.h (WINT_TYPE): Define.
10412 2005-02-22 Stan Shebs <shebs@apple.com>
10414 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10415 natural alignment for 64-bit Darwin.
10416 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10418 * doc/invoke.texi: Document this.
10420 2005-02-22 DJ Delorie <dj@redhat.com>
10422 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10423 to make_[un]signed_type, not the mode itself.
10425 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10427 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10428 not available. Use tail calls wherever possible.
10429 (make_edge): Call unchecked_make_edge to create an edge.
10431 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10432 (coalesce_ssa_name): Don't check for
10433 SSANORM_USE_COALESCE_LIST.
10434 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10436 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10438 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10439 (rewrite_into_ssa): ... here.
10441 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10443 PR tree-optimization/19786
10444 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10445 tag to another's may-alias bitmap when adding to the other's list.
10447 2005-02-21 DJ Delorie <dj@redhat.com>
10449 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10450 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10451 registers in unsupported ways.
10452 * expmed.c (init_expmed): Likewise.
10454 2005-02-21 Stan Cox <scox@redhat.com>
10456 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10458 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10460 * tree-cfg.c (fold_cond_expr_cond): New.
10461 (make_edges): Call fold_cond_expr_cond.
10462 (find_taken_edge): Accept nothing but INTEGER_CST.
10463 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10465 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10467 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10468 that do not belong to any basic block.
10470 2005-02-21 Jeff Law <law@redhat.com>
10472 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10475 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10477 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10478 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10479 Adjust their definitions.
10480 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10481 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10483 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10484 genautomata.c, langhooks.c, langhooks.h, system.h,
10485 config/arm/lib1funcs.asm: Update copyright.
10487 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10489 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10491 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10494 * doc/install.texi: Document --with-gc.
10496 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10498 * simplify-rtx.c (simplify_unary_operation): Add a missing
10501 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10503 PR tree-optimization/18663
10504 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10505 if the type has variable bounds.
10507 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10509 * gcse.c: Remove an obsolete comment.
10511 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10513 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10515 * doc/extend.texi (Function Attributes) <Attribute const>: The
10516 attribute "pure" is below this text, not above.
10518 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10520 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10521 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10522 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10524 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10527 * langhooks.h (struct lang_hooks): Add to_target_charset.
10528 * langhooks.c (lhd_to_target_charset): New function.
10529 * langhooks-def.h: Declare lhd_to_target_charset.
10530 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10531 (LANG_HOOKS_INITIALIZER): Update.
10532 * c-common.c (c_common_to_target_charset): New function.
10533 * c-common.h: Declare it.
10534 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10535 c_common_to_target_charset.
10537 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10538 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10539 Delete definitions.
10540 * system.h: Poison them.
10541 * doc/tm.texi: Don't discuss them.
10542 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10543 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10544 (pp_c_char): Do not attempt to generate letter escapes for
10546 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10547 * config/mips/mips.c (mips_output_ascii): Likewise.
10549 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10551 PR tree-optimization/19951
10552 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10555 2005-02-19 Steven Bosscher <stevenb@suse.de>
10557 PR middle-end/19698
10558 * function.h (struct function): New field `max_loop_depth'.
10559 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10560 (flow_loops_find): Reset the max loop depth count before finding loops.
10561 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10562 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10563 (calculate_global_regs_live): Make sure the loop will terminate
10564 when the initial sets are not empty.
10566 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10568 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10570 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10572 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10575 * doc/invoke.texi: Remove documentation of %M spec.
10577 (init_spec): Remove %M suffix from -lgcc_s.
10578 (do_spec_1): Remove 'M' case.
10579 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10580 to put shared libraries in the multilib directory. Remove the
10581 shlib_so_soname substitution variable. Don't add a multilib encoding
10582 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10583 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10584 SHLIB_INSTALL as well as SHLIB_LINK.
10585 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10586 (SHLIB_NAME): Delete.
10587 (SHLIB_DIR): New macro.
10588 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10589 (SHLIB_INSTALL): Adjust accordingly.
10590 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10591 * config/t-slibgcc-sld: Likewise.
10592 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10593 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10594 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10596 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10597 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10598 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10599 Use @shlib_base_name@ instead of @shlib_so_name@.
10600 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10601 and @shlib_base_name@.so in @multilib_dir@.
10602 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10603 to the install path.
10604 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10605 (SHLIB_LINK): Remove previous workaround.
10606 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10607 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10608 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10610 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10611 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10612 (SHLIB_INSTALL): Adjust accordingly.
10613 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10614 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10615 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10616 config/t-slibgcc-elf-ver.
10618 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10619 Jakub Jelinek <jakub@redhat.com>
10621 PR tree-optimization/19828
10622 * tree-ssa-loop-im.c: Add a TODO comment.
10623 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10624 without side-effects.
10626 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10628 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10631 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10633 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10634 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10635 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10637 (ia64_reorg): Delete fixup_errata call.
10638 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10639 (TARGET_SWITCHES): Delete -mb-step entry.
10641 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10644 * c-typeck.c (composite_type): Handle quals in transparent unions.
10645 (type_lists_compatible_p): Likewise.
10647 2005-02-18 Stan Shebs <shebs@apple.com>
10649 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10650 expressions in the .literal8 section.
10652 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10654 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10656 2005-02-18 Roger Sayle <roger@eyesopen.com>
10658 * fold-const.c (constant_boolean_node): Always create values of the
10659 specified type, don't bother calling truthvalue_conversion.
10661 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10663 * except.c (output_function_exception_table): Call
10664 assemble_external_libcall (eh_personality_libfunc).
10666 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10669 * config/ia64/ia64.h (struct machine_function): Add state_num.
10670 * config/ia64/ia64.c (process_epilogue,
10671 process_for_unwind_directive): Use new unwind state numbers each
10672 time rather than state 1.
10674 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10677 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10678 before the "*llgt_didi" pattern.
10680 2005-02-18 Jason Merrill <jason@redhat.com>
10682 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10684 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10686 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10687 (div0): Use it in place of ARM_FUNC_ALIAS.
10688 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10690 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10692 PR middle-end/20030
10693 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10694 access, the lower bound of the array type if it exists.
10696 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10699 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10700 cases that are out-of-range for the index type.
10702 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10704 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10705 (estimate_case_costs): Don't call convert.
10706 * expmed.c (expand_shift): Likewise.
10707 (make_tree): Call fold_convert instead of convert.
10709 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10712 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10713 that ref to be marked MEM_READONLY_P doesn't have base that needs
10716 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10718 * genautomata.c (output_get_cpu_unit_code_func,
10719 output_cpu_unit_reservation_p): Don't generate old-style function
10722 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10725 PR tree-optimization/20009
10726 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10728 PR tree-optimization/18947
10729 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10730 inline, remove all nodes that are inlined into the extern inline
10733 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10735 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10736 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10737 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10738 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10741 2005-02-17 Roger Sayle <roger@eyesopen.com>
10743 PR tree-optimization/19917
10744 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10745 to be potentially trapping.
10747 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10749 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10751 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10753 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10754 tem becomes a local variable which is set to the value of the
10755 back end defined INITIAL_FRAME_ADDRESS macro.
10756 (expand_builtin_frame_address): Omit the base parameter to
10757 expand_builtin_return_addr.
10758 (expand_builtin_profile_func): Likewise.
10759 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10760 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10761 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10763 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10765 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10766 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10767 * config/frv/frv.c (frv_function_epilogue): Likewise.
10769 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10771 * lambda-code (perfect_nestify): Remove mark/unmark
10772 for rewriting hack.
10773 * tree-loop-linear.c (linear_transform_loops): Add
10774 rewrite_into_ssa call so that ssa is correct for
10775 rewriting into loop closed.
10777 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10779 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10780 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10782 * bt-load.c (btr_def_live_range, combine_btr_defs,
10783 migrate_btr_def, migrate_btr_defs): Likewise.
10784 * cfgcleanup.c (thread_jump): Likewise.
10785 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10786 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10787 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10788 df_rd_local_compute, df_reg_info_compute): Likewise.
10789 * dominance.c (init_dom_info, free_dom_info): Likewise.
10790 * flow.c (init_propagate_block_info,
10791 free_propagate_block_info): Likewise.
10792 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10793 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10794 modify_reg_pav): Likewise.
10795 * loop-invariant.c (find_defs, find_invariant_insn,
10796 find_invariants, free_inv_motion_data): Likewise.
10797 * predict.c (tree_predict_by_opcode,
10798 estimate_bb_frequencies): Likewise.
10799 * stmt.c (expand_case): Likewise.
10800 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10801 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10802 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10803 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10804 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10805 rewrite_ssa_into_ssa): Likewise.
10806 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10807 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10808 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10809 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10810 * tree-sra.c (tree_sra): Likewise.
10811 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10812 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10813 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10814 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10815 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10816 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10818 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10819 calculate_live_on_entry, calculate_live_on_exit,
10820 build_tree_conflict_graph): Likewise.
10821 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10822 record_important_candidates, set_use_iv_cost, find_depends,
10823 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10824 tree_ssa_iv_optimize_finalize): Likewise.
10825 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10826 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10827 tree_duplicate_loop_to_header_edge): Likewise.
10828 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10829 * tree-ssa.c (verify_flow_insensitive_alias_info,
10830 verify_name_tags, verify_ssa, init_tree_ssa,
10831 delete_tree_ssa): Likewise.
10832 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10833 fini_ssanames): Likewise.
10834 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10836 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10838 * config/rs6000/t-rtems: Completely reworked.
10840 2005-02-17 Ira Rosen <irar@il.ibm.com>
10842 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10844 2005-02-17 Ira Rosen <irar@il.ibm.com>
10846 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10847 POINTER_TYPE_P when checking that type is a pointer.
10848 (vect_get_memtag): Remove.
10849 (vect_address_analysis): Use POINTER_TYPE_P. Call
10850 vect_object_analysis with dummy parameter for memtag.
10851 (vect_object_analysis): Extract memtag (functionality that
10852 used to be in vect_get_memtag and moved here). Fix printings.
10853 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10854 with correct parameters. Remove call to vect_get_memtag.
10856 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10858 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10859 (tree-vectorizer.o): Added missing dependencies.
10861 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10863 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10864 declaration in tree-vectorizer.c, now has an extern declaration in
10865 tree-vectorizer.h).
10866 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10867 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10868 get_vectype_for_scalar_type, vect_is_simple_use,
10869 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10870 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10871 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10872 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10873 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10874 find_loop_location): Likewise.
10876 * tree-vectorizer.c (langhooks.h): #include removed.
10877 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10878 moved to tree-vectorized.h.
10879 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10880 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10881 get_vectype_for_scalar_type, vect_is_simple_use,
10882 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10883 vect_supportable_dr_alignment, new_loop_vec_info,
10884 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10885 vect_set_verbosity_level, find_loop_location): Likewise.
10887 (vect_analyze_loop): Function externalized. Declaration moved to
10888 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10889 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10890 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10891 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10892 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10893 vect_enhance_data_refs_alignment, vect_analyze_operations,
10894 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
10895 vect_stmt_relevant_p, vect_get_loop_niters,
10896 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
10897 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
10898 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
10899 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
10900 vect_get_memtag): Likewise.
10902 (vectorizable_load): Function externalized. Declaration moved to
10903 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
10904 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
10905 vect_transform_loop): Likewise.
10906 (vect_transform_stmt): Moved to tree-vect-transform.c.
10907 (vect_align_data_ref, vect_create_destination_var,
10908 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
10909 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
10910 vect_get_vec_def_for_operand, vect_init_vector,
10911 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
10912 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
10913 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
10914 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
10915 vect_do_peeling_for_loop_bound): Likewise.
10917 * tree-vect-analyze.c: New file.
10918 * tree-vect-transform.c: New file.
10920 2005-02-17 Jason Merrill <jason@redhat.com>
10922 PR mudflap/19319, c++/19317
10923 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
10926 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
10928 * doc/install.texi (Specific): Update link for Darwin-specific
10931 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
10933 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
10934 constant_boolean_node.
10936 2005-02-16 David Edelsohn <edelsohn@gnu.org>
10939 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
10940 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
10942 2005-02-16 Richard Henderson <rth@redhat.com>
10945 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
10947 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
10948 replace uses with Wtype_MAXp1_F.
10949 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
10950 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
10951 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
10952 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
10953 and HAVE_TFMODE as appropriate.
10954 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
10955 (__floatdisf): Likewise.
10956 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
10957 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
10958 (Wtype_MAXp1_F): New.
10959 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
10960 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
10962 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
10965 * arm.c (arm_apply_result_size): New function.
10966 * arm.h (APPLY_RESULT_SIZE): Define.
10967 * arm-protos.h (arm_apply_result_size): Add prototype.
10968 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
10969 (movxf): New expand.
10970 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
10971 (call_value_symbol): Remove predicate for operand 0.
10972 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
10973 (untyped_call): Rework to correclty return values for any type.
10974 (untyped_return): New expand.
10975 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
10977 2005-02-16 Stan Shebs <shebs@apple.com>
10979 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
10980 * config/rs6000/t-darwin8: New, for 64-bit multilib.
10982 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10984 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
10985 configure settings on Solaris 7 and later.
10987 2005-02-16 Diego Novillo <dnovillo@redhat.com>
10989 PR tree-optimization/19865
10990 * tree-optimize.c (init_tree_optimization_passes): Run
10991 pass_may_alias after pass_sra.
10993 2005-02-16 Richard Henderson <rth@redhat.com>
10994 Stuart Hastings <stuart@apple.com>
10997 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
10998 Do nothing if debug info suppressed for this function.
10999 (dbxout_begin_function): Early exit if debug info suppressed for
11002 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
11005 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
11007 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
11009 PR tree-optimization/19967
11010 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
11011 expand_builtin_strchr, expand_builtin_strrchr): Take a new
11012 argument TYPE. Adjust calls to fold_builtin_XXX.
11013 (expand_builtin, fold_builtin_1): Adjust calls to
11014 expand_builtin_XXX.
11015 (fold_builtin_strchr, fold_builtin_strpbrk,
11016 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
11017 result to a requested type TYPE.
11019 2005-02-16 Jakub Jelinek <jakub@redhat.com>
11021 PR middle-end/19857
11022 * fold-const.c (fold): Don't optimize (T)(x & cst) to
11023 (T)x & (T)cst if (T)cst overflows.
11024 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
11025 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
11027 2005-02-15 Jeff Law <law@redhat.com>
11029 * gcse.c (blocks_with_calls): New bitmap.
11030 (alloc_gcse_mem): Allocate it.
11031 (free_gcse_mem): Free it.
11032 (clear_modifY_mem_tables): Clear it.
11033 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
11034 when we encounter CALL_INSNs.
11035 (compute_transp, case MEM): Handle blocks with calls separate
11036 from blocks without calls. Use bitmap iterators rather than
11039 2005-02-15 Peter O'Gorman <peter@pogma.com>
11042 * mklibgcc.in (vis_hide): Use a temporary object file, not
11045 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
11048 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
11049 access optimization.
11051 2005-02-15 David Edelsohn <edelsohn@gnu.org>
11052 Alan Modra <amodra@bigpond.net.au>
11055 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
11056 (_xlqsub): Rename to __gcc_qsub.
11057 (_xlqmul): Rename to __gcc_qmul.
11058 (_xlqdiv): Rename to __gcc_qdiv.
11059 Provide versioned symbol aliases with old names.
11060 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
11061 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
11062 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
11063 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
11064 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
11066 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11068 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
11069 Fold ~(A - 1) and ~(A + -1) to -A.
11071 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
11075 * config/host-linux.c (linux_gt_pch_use_address): Copy from
11076 config/pa/pa-host.c:pa_gt_pch_use_address.
11078 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
11080 * tree-vn.c (get_value_handle): Make sure that given an
11081 is_gimple_min_invariant expression, we always return it.
11083 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11085 * passes.c (rest_of_handle_gcse): Fix a comment.
11087 2005-02-15 Jeff Law <law@redhat.com>
11089 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
11091 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
11092 (canon_list_insert, record_last_mem_set_info): Similarly.
11093 (clear_modify_mem_tables): Similarly.
11095 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
11097 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
11098 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
11099 config/mips/mips.md, config/rs6000/aix.h,
11100 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
11102 2005-02-15 Richard Henderson <rth@redhat.com>
11104 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
11105 call to be best_edge.
11107 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11109 * basic-block.h: Adjust the prototype for find_basic_blocks.
11110 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
11111 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
11114 * flow.c (recompute_reg_usage): Remove all arguments.
11115 * passes.c (rest_of_compilation): Adjust the call to
11116 recompute_reg_usage.
11117 * rtl.h: Adjust the prototype for recompute_reg_usage.
11119 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
11121 * tree-dump.c (dump_files): Update to reflect new member
11123 (dump_register): Add new argument.
11125 (dump_switch_p_1): Check against glob name if doglob was passed.
11126 (dump_switch_p): Check against regular first, then glob if
11127 we didn't have any hits on the dump name.
11128 * tree-optimize.c (register_one_dump_file):
11129 Pass in glob name as well.
11130 * tree-pass.h (struct dump_file_info): Add glob
11133 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
11135 PR preprocessor/16323
11136 * doc/invoke.texi: Document that -Wendif-labels is on by default.
11138 2005-02-14 David Edelsohn <edelsohn@gnu.org>
11141 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
11142 (trunctfdf2_internal1): New.
11143 (trunctfdf2_internal2): Renamed from trunctfdf2.
11145 2005-02-14 Diego Novillo <dnovillo@redhat.com>
11147 PR tree-optimization/19853
11148 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
11150 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
11152 * passes.c (rest_of_handle_loop_optimize): Remove calls to
11153 delete_dead_jumptables and cleanup_cfg.
11155 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11157 * reload.c (find_reloads): Swap address_reloaded flags when
11158 swapping commutative operands.
11160 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
11162 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
11163 Use standard_iv_increment_position for computing the bsi position
11165 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
11168 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
11171 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
11172 life range of hard registers.
11173 * value-prof.c (insn_prefetch_values_to_profile): Only
11176 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
11177 profile in libcalls.
11179 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
11181 * bitmap.h (bitmap_and_compl_into): Return bool.
11182 * bitmap.c (bitmap_and_compl_into): Return changed flag.
11184 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11186 PR tree-optimization/19944
11187 * fold-const.c (fold): Re-add ABS_EXPR folding.
11189 2005-02-13 David Edelsohn <edelsohn@gnu.org>
11192 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
11193 {TARGET,MASK}_XL_COMPAT.
11194 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
11196 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
11197 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
11199 (rs6000_arg_partial_bytes): Same.
11200 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
11201 and XL compatibility enabled.
11202 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
11203 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
11204 test to final condition.
11205 (cmptf_internal2): New.
11206 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
11207 xl-compat. Add TFmode information to description.
11209 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
11211 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
11213 2005-02-13 Jason Merrill <jason@redhat.com>
11216 * fold-const.c (fold_indirect_ref_1): Split out from...
11217 (build_fold_indirect_ref): Here.
11218 (fold_indirect_ref): New fn.
11219 * tree.h: Declare it.
11220 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
11221 (gimplify_modify_expr_rhs): Likewise.
11222 (gimplify_expr): Likewise.
11224 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11226 PR tree-optimization/14303
11227 PR tree-optimization/15784
11228 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11229 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11230 ABS_EXPR<x> != 0 to x != 0.
11232 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11234 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11235 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11236 spelling conventions.
11238 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11239 delete_trivially_dead_insns too many times.
11241 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11244 2005-02-12 Ira Rosen <irar@il.ibm.com>
11246 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11247 (vect_is_simple_iv_evolution): Remove redundant parameter
11249 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11250 without last parameter.
11251 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11252 Return pointer step. Call vect_is_simple_iv_evolution without
11253 last parameter. Check only that the step is multiple of size
11254 type. Remove stmt_vinfo updates.
11255 (vect_get_memtag_and_dr): Remove.
11256 (vect_get_memtag): New function.
11257 (vect_address_analysis): New function.
11258 (vect_object_analysis): New function.
11259 (vect_analyze_data_refs): Call vect_object_analysis and
11260 vect_get_memtag. Update stmt_vinfo fields.
11262 2005-02-12 Ira Rosen <irar@il.ibm.com>
11264 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11265 exist and are objects. Remove checks for pointer.
11266 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11267 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11268 (vect_create_data_ref_ptr): Likewise.
11269 (vect_base_addr_differ_p): New function.
11270 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11271 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11272 Don't set the DR_BASE_NAME field of data-ref.
11273 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11275 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11277 * optabs.h (enum optab_index): Add new OTI_ldexp.
11278 (ldexp_optab): Define corresponding macro.
11279 * optabs.c (init_optabs): Initialize ldexp_optab.
11280 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11282 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11284 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11285 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11287 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11288 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11291 2005-02-12 Ira Rosen <irar@il.ibm.com>
11293 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11295 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11297 (vect_get_base_and_offset): Always return an address.
11298 (vect_create_addr_base_for_vector_ref): Remove treatment for
11299 different data reference types.
11300 (vect_compute_data_ref_alignment): Rename base to base_address in
11301 stmt_vec_info. Get the object in order to force its alignment.
11302 (vect_get_memtag_and_dr): Rename base to base_address in
11303 stmt_vec_info. Extract the object for memtag analysis.
11305 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11307 PR regression/19898.
11308 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11309 changes cc_status, use apply modified_in_p to part of cc_status
11310 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11313 2005-02-11 Richard Henderson <rth@redhat.com>
11315 * tree-complex.c (expand_complex_libcall): New.
11316 (expand_complex_multiplication): Use it for c99 compliance.
11317 (expand_complex_division): Likewise.
11318 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11320 * builtins.c (built_in_names): Remove const.
11321 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11323 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11324 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11325 (built_in_names): Remove const.
11326 * c-common.c (c_common_type_for_mode): Handle complex modes.
11327 * flags.h, toplev.c (flag_complex_method): Rename from
11328 flag_complex_divide_method.
11329 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11330 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11331 * libgcc2.h: Declare them.
11332 * libgcc-std.ver: Export them.
11333 * mklibgcc.in (lib2funcs): Build them.
11335 2005-02-11 Steven Bosscher <stevenb@suse.de>
11337 PR tree-optimization/19876
11338 Partially revert my change from 2005-01-14
11339 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11340 (compute_antic): ...and remove the loop here.
11342 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11344 PR middle-end/19858
11345 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11346 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11348 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11349 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11351 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11353 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11354 offsets for the big-endian 32-bit case.
11356 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11358 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11360 2005-02-11 Dale Johannesen <dalej@apple.com>
11362 * cselib.c (cselib_process_insn): Clear out regs where
11363 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11364 * reload.c (find_equiv_reg): Ditto.
11366 2005-02-11 Ian Lance Taylor <ian@airs.com>
11368 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11371 * tree.c (build_function_type_list): Work correctly if there are
11374 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11376 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11377 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11378 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11379 TARGET_ZARCH instead of TARGET_64BIT.
11381 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11383 * config/rs6000/t-rtems:
11384 (MULTILIB_OPTIONS): Remove mcpu=602.
11385 (MUTLILIB_DIRNAMES): Remove m602.
11386 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11387 Let mcpu=602 match mcpu=603.
11388 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11390 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11392 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11393 signal trampolines.
11395 2005-02-10 David Daney <ddaney@avtrex.com>
11397 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11398 * config/i386/linux-unwind.h: Likewise.
11399 * config/ia64/linux-unwind.h: Likewise.
11400 * config/mips/linux-unwind.h: Likewise.
11401 * config/pa/linux-unwind.h: Likewise.
11402 * config/rs6000/linux-unwind.h: Likewise.
11403 * config/s390/linux-unwind.h: Likewise.
11404 * config/sh/linux-unwind.h: Likewise.
11405 * config/sparc/linux-unwind.h: Likewise.
11407 2005-02-10 Steven Bosscher <stevenb@suse.de>
11409 PR tree-optimization/17549
11410 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11411 TER to replace a DEF with its expression if the DEF and the
11412 rhs of the expression we replace into have the same root
11415 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11417 * config/mips/mips.md: Fix the placement of the match_scratch in the
11420 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11422 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11425 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11427 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11428 (strip_offset): Handle addresses.
11429 (add_address_candidates): Use strip_offset.
11430 (difference_cost): Reflect strip_offset change.
11431 (force_var_cost, difference_cost): Strip nops.
11433 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11435 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11437 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11438 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11439 config/cris/cris-protos.h, config/cris/cris.c: Update
11442 2005-02-10 Jeff Law <law@redhat.com>
11444 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11445 (lookup_avail_expr): Similarly.
11447 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11449 * builtins.c (fold_builtin_powi): New function.
11450 (fold_builtin_1): Call it.
11452 2005-02-10 Steven Bosscher <stevenb@suse.de>
11454 PR documentation/19309
11455 * doc/cpp.texi: The __GNUC__ and related predefined macros
11456 are also defined for the "standalone" cpp.
11457 Some non-GCC compilers may also define __GNUC__.
11459 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11462 * c-typeck.c (common_type): New routine. Old common_type renamed
11464 (c_common_type): ...this.
11465 (build_conditional_expr, build_binary_op): Use c_common_type instead
11468 2005-02-10 Steven Bosscher <stevenb@suse.de>
11470 * doc/md.texi: Replace @samp{length} with @code{length}.
11472 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11474 PR tree-optimization/18687
11475 * tree-flow.h (find_loop_niter): Declare.
11476 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11477 Try using scev even for loops with more than one exit.
11478 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11479 (struct ivopts_data): Added niters field.
11480 (struct nfe_cache_elt): New.
11481 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11483 (tree_ssa_iv_optimize_init): Initialize niters cache.
11484 (determine_number_of_iterations): Removed.
11485 (find_induction_variables): Do not call determine_number_of_iterations.
11486 Access niters for single exit through niter_for_single_dom_exit.
11487 (add_iv_outer_candidates): Access niters for single exit through
11488 niter_for_single_dom_exit.
11489 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11490 number_of_iterations_cond.
11491 (iv_period): New function.
11492 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11493 (may_replace_final_value): Take data argument. Use
11494 niter_for_single_dom_exit.
11495 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11496 (rewrite_use_compare): Pass data to may_eliminate_iv.
11497 (rewrite_use_outer): Pass data to may_replace_final_value.
11498 (free_loop_data): Clean up the niters cache.
11499 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11500 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11501 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11502 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11503 (num_ending_zeros): Moved to tree.c.
11504 * tree.h (num_ending_zeros): Declare.
11505 * tree.c (num_ending_zeros): Moved from tree.c.
11507 2005-02-09 Richard Henderson <rth@redhat.com>
11509 * builtins.c (DEF_BUILTIN): Add COND argument.
11510 * tree.h (DEF_BUILTIN): Likewise.
11511 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11512 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11514 (DEF_BUILTIN_STUB): New.
11515 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11516 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11517 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11518 * c-common.c (DEF_BUILTIN): Add COND argument.
11519 * tree.c (local_define_builtin): New.
11520 (build_common_builtin_nodes): New.
11522 2005-02-09 Roger Sayle <roger@eyesopen.com>
11524 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11525 floating point expression ignoring the sign of the result.
11526 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11527 (fold) <MULT_EXPR>: Use it to simplify x*x.
11528 * tree.h (fold_strip_sign_ops): Prototype here.
11529 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11530 argument. Use fold_strip_sign_ops to simplify the first argument.
11531 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11532 first argument when the second argument is an even integer
11533 constant, but only with -funsafe_math_optimizations.
11534 (fold_builtin_1): Update call to fold_builtin_copysign.
11536 2005-02-09 Ian Lance Taylor <ian@airs.com>
11538 PR middle-end/19583
11539 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11540 just check whether EH_FILTER_FAILURE falls through.
11542 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11544 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11545 insns return to ready list in the next turn.
11547 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11549 PR middle-end/19402
11550 * builtins.def: New __builtin_powi[lf].
11551 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11552 (expand_builtin_powi): New function.
11553 (expand_builtin): Dispatch to expand_builtin_powi.
11554 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11555 * libgcc2.c: Add __builtin_powi[lf] implementation.
11556 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11557 * optabs.h: Add powi_optab.
11558 * optabs.c (init_optabs): Initialize powi_optab.
11559 * doc/extend.texi: Document __builtin_powi[lf].
11561 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11563 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11566 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11568 PR middle-end/19854
11569 * fold-const.c (try_move_mult_to_index): Remove redundant
11570 type argument. Create ADDR_EXPR with correct type.
11571 (fold): Update callers of try_move_mult_to_index. Convert
11572 result to the appropriate type.
11574 2005-02-09 Roger Sayle <roger@eyesopen.com>
11577 * config/avr/avr.c (default_rtx_costs): Delete.
11578 (avr_operand_rtx_cost): New function.
11579 (avr_rtx_costs): Completely rewrite.
11581 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11584 * config/cris/cris.c (in_code): New variable.
11585 (cris_output_addr_const): Now a static function, a wrapper for
11587 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11588 case from old cris_output_addr_const.
11589 (cris_asm_output_label_ref): Similar for LABEL_REF.
11590 (cris_output_addr_const_extra): Similar for UNSPEC.
11591 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11592 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11593 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11595 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11596 (cris_asm_output_label_ref): Declare.
11598 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11600 PR preprocessor/19801
11601 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11602 filenames that changed when libcpp was moved to the toplevel.
11604 2005-02-07 Roger Sayle <roger@eyesopen.com>
11606 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11607 zero extensions of BImode operands. Call lowpart_subreg instead
11608 of gen_lowpart_common and gen_lowpart_SUBREG.
11610 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11613 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11614 * configure.ac: Set cc_for_cross_gnattools.
11615 * configure: Regenerate.
11617 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11620 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11622 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11625 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11626 of nested functions.
11628 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11630 * doc/extend.texi: Document deprecated extensions allowing
11631 static floating-point members to have initializers and allowing
11632 floating-point literals in integral constant expressions.
11634 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11636 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11637 config/darwin7.h, config/mips/mips.c,
11638 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11641 * cse.c: Update comments.
11643 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11645 PR middle-end/19775
11646 * builtins.c (fold_builtin_sqrt): Transform
11647 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11650 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11651 Dorit Naishlos <dorit@il.ibm.com>
11653 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11654 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11655 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11657 * tree.h (vect_set_verbosity_level): New extern function declaration
11659 * tree-vectorizer.h (verbosity_levels): New enum type.
11660 * tree-vectorizer.c (vect_debug_stats): Function removed.
11661 (vect_debug_details): Likewise.
11662 (vect_verbosity_level): Global variable was defined and initialized.
11663 (vect_dump): Global variable definition.
11664 (vect_print_dump_info): New function.
11665 (vect_set_dump_settings): New function.
11666 (vect_set_verbosity_level): New function.
11667 (vectorize_loops): Add call to vect_set_dump_settings.
11669 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11670 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11671 (slpeel_tree_peel_loop_to_edge): Likewise.
11673 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11674 appropriate verbosity level instead of call to vect_debug_details
11675 or vect_debug_stats.
11676 (vect_get_base_and_offset):
11677 (vect_create_addr_base_for_vector_ref):
11678 (get_vectype_for_scalar_type):
11679 (vect_create_data_ref_ptr):
11680 (vect_init_vector):
11681 (vect_get_vec_def_for_operand):
11682 (vect_finish_stmt_generation):
11683 (vectorizable_assignment):
11684 (vectorizable_operation):
11685 (vectorizable_store):
11686 (vectorizable_load):
11687 (vect_transform_stmt):
11688 (vect_update_ivs_after_vectorizer):
11689 (vect_do_peeling_for_loop_bound):
11690 (vect_update_inits_of_drs):
11691 (vect_do_peeling_for_alignment):
11692 (vect_transform_loop):
11693 (vect_is_simple_use):
11694 (vect_analyze_operations):
11695 (vect_is_simple_iv_evolution):
11696 (vect_analyze_scalar_cycles):
11697 (vect_analyze_data_ref_dependence):
11698 (vect_analyze_data_ref_dependences):
11699 (vect_compute_data_ref_alignment):
11700 (vect_enhance_data_refs_alignment):
11701 (vect_analyze_data_refs_alignment):
11702 (vect_analyze_data_ref_access):
11703 (vect_analyze_data_ref_accesses):
11704 (vect_analyze_pointer_ref_access):
11705 (vect_get_memtag_and_dr):
11706 (vect_analyze_data_refs):
11707 (vect_mark_relevant):
11708 (vect_stmt_relevant_p):
11709 (vect_mark_stmts_to_be_vectorized):
11710 (vect_can_advance_ivs_p):
11711 (vect_get_loop_niters):
11712 (vect_analyze_loop_form):
11713 (vect_analyze_loop):
11714 (vectorize_loops): Likewise.
11716 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11717 (vect_update_inits_of_drs):
11718 (vect_do_peeling_for_alignment):
11719 (vect_transform_loop):
11720 (vect_analyze_operations):
11721 (vect_analyze_scalar_cycles):
11722 (vect_analyze_data_ref_dependences):
11723 (vect_analyze_data_refs_alignment):
11724 (vect_analyze_data_ref_accesses):
11725 (vect_analyze_data_refs):
11726 (vect_mark_stmts_to_be_vectorized):
11727 (vect_get_loop_niters):
11728 (vect_analyze_loop_form):
11729 (vect_analyze_loop): Likewise.
11730 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11732 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11736 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11737 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11738 either -ffast-math or -funsafe-math-optimizations is in use.
11740 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11741 * config/mips/irix-csr.c: New file.
11742 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11743 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11744 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11747 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11749 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11750 redundant, incorrect definitions.
11752 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11754 ("*tls_indirect_call"): New, reference hard regs directly.
11755 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11757 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11759 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11760 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11762 2005-02-06 Roger Sayle <roger@eyesopen.com>
11764 PR rtl-optimization/19800
11765 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11766 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11769 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11771 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11773 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11776 * doc/invoke.texi: Correct documentation of -freorder-functions.
11778 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11781 * doc/invoke.texi: Don't mention gccbug.
11783 2005-02-06 Roger Sayle <roger@eyesopen.com>
11784 Andrew Pinski <pinskia@physics.uc.edu>
11785 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11787 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11788 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11789 into just (zero_extract:SI FOO (const_int 1) BAR).
11791 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11793 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11794 macro locally. Don't give last revision date. Use GCC version
11795 number from gcc-common.texi.
11796 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11797 revision date. Use GCC version number from gcc-common.texi.
11798 Describe being a library as current state rather than as 3.x
11800 * doc/gcc.texi: Remove last update date.
11801 * doc/gccint.texi: Likewise. Update copyright dates.
11802 * doc/install.texi: Update copyright dates.
11804 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11807 * doc/invoke.texi: Mention for each option included in -Wall that
11808 it is included in -Wall.
11809 * doc/gcc.texi: Update copyright and last modification date.
11811 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11813 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11814 unnecessary cast to original induction variable increments.
11816 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11818 PR tree-optimization/18219
11819 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11820 in distributed form.
11822 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11824 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11825 Set bitpos and offset later in the function. Do nothing if the
11826 target is a register and if the bitfield lies completely outside
11828 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11829 here. Return an uninitialised register if the source value is stored
11830 in a register and the bitfield lies completely outside that register.
11832 2005-02-06 Steven Bosscher <stevenb@suse.de>
11834 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11837 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11839 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11841 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11843 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11844 * config/darwin8.h: New.
11845 * config/darwin7.h: Update comment.
11847 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11848 Dorit Naishlos <dorit@il.ibm.com>
11850 * tree-vectorizer.h (LOC): New type.
11851 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11852 (loop_line_number): New field in struct _loop_vec_info.
11853 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11855 * tree-vectorizer.c (input.h): Included.
11856 (find_loop_location): New function.
11857 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11858 loop line number removed.
11859 (vect_debug_details): Likewise.
11860 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11862 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11863 call to vect_debug_details/stats changed from loop to loop_loc.
11864 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11865 (slpeel_tree_peel_loop_to_edge): Likewise.
11867 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11868 changed from NULL to UNKNOWN_LOC.
11869 (vect_get_base_and_offset):
11870 (vect_create_addr_base_for_vector_ref):
11871 (get_vectype_for_scalar_type):
11872 (vect_create_data_ref_ptr):
11873 (vect_init_vector):
11874 (vect_get_vec_def_for_operand):
11875 (vect_finish_stmt_generation):
11876 (vectorizable_assignment):
11877 (vectorizable_operation):
11878 (vectorizable_store):
11879 (vectorizable_load):
11880 (vect_transform_stmt):
11881 (vect_update_ivs_after_vectorizer):
11882 (vect_do_peeling_for_loop_bound):
11883 (vect_do_peeling_for_alignment):
11884 (vect_transform_loop):
11885 (vect_is_simple_use):
11886 (vect_analyze_operations):
11887 (vect_is_simple_iv_evolution):
11888 (vect_analyze_scalar_cycles):
11889 (vect_analyze_data_ref_dependences):
11890 (vect_compute_data_ref_alignment):
11891 (vect_enhance_data_refs_alignment):
11892 (vect_analyze_data_ref_access):
11893 (vect_analyze_data_ref_accesses):
11894 (vect_analyze_pointer_ref_access):
11895 (vect_get_memtag_and_dr):
11896 (vect_analyze_data_refs):
11897 (vect_mark_relevant):
11898 (vect_stmt_relevant_p):
11899 (vect_mark_stmts_to_be_vectorized):
11900 (vect_can_advance_ivs_p):
11901 (vect_get_loop_niters):
11902 (vect_analyze_loop):
11903 (vectorize_loops): Likewise.
11905 (vectorizable_load): Argument in call to vect_debug_details/stats
11906 changed from loop to LOOP_LOC (loop_vinfo).
11907 (vect_transform_loop):
11908 (vect_analyze_operations):
11909 (vect_analyze_scalar_cycles):
11910 (vect_analyze_data_ref_dependence):
11911 (vect_enhance_data_refs_alignment):
11912 (vect_analyze_data_ref_accesses):
11913 (vect_analyze_pointer_ref_access):
11914 (vect_analyze_data_refs):
11915 (vect_analyze_loop): Likewise.
11917 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
11918 changed from loop to loop_loc.
11920 (vect_enhance_data_refs_alignment): Removed unused variable loop.
11922 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11923 Dorit Naishlos <dorit@il.ibm.com>
11925 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
11927 (vect_analyze_data_ref_dependences): Likewise.
11929 (vect_is_simple_use): Argument changed from loop structure to
11930 loop_vect_info structure.
11931 (vect_can_advance_ivs_p): Likewise.
11932 (vect_create_index_for_vector_ref): Likewise.
11933 (vect_update_ivs_after_vectorizer): Likewise.
11934 (new_stmt_vec_info): Likewise.
11936 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
11937 changed from loop to loop_vinfo.
11938 (vect_create_data_ref_ptr): First argument in call to
11939 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
11940 (vectorizable_assignment): Second argument in call to vect_is_simple_use
11941 was changed from loop to loop_vinfo.
11942 (vectorizable_operation): Likewise.
11943 (vectorizable_store): Likewise.
11944 (vect_mark_stmts_to_be_vectorized): Likewise.
11945 (vect_do_peeling_for_loop_bound): First argument in call to
11946 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
11947 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
11948 was changed from loop to loop_vinfo.
11949 (vect_analyze_data_ref_dependences): Third argument in call to
11950 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
11952 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
11953 (vect_create_data_ref_ptr): Likewise.
11954 (vect_init_vector): Likewise.
11955 (vect_get_vec_def_for_operand): Likewise.
11956 (vectorizable_assignment): Likewise.
11957 (vectorizable_operation): Likewise.
11958 (vectorizable_store): Likewise.
11959 (vectorizable_load): Likewise.
11960 (vect_update_ivs_after_vectorizer): Likewise.
11961 (vect_is_simple_use): Likewise.
11962 (vect_analyze_data_ref_dependence): Likewise.
11963 (vect_analyze_pointer_ref_access): Likewise.
11964 (vect_can_advance_ivs_p): Likewise.
11966 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
11967 before _stmt_vec_info.
11968 (_stmt_vec_info): Loop field replaced by loop_vec_info.
11969 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
11970 (new_stmt_vec_info): Argument changed from loop structure to
11971 loop_vect_info structure
11973 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
11974 (vect_analyze_offset_expr): Avoid 80 columns overflow.
11975 (vect_create_addr_base_for_vector_ref): Likewise.
11976 (vect_analyze_pointer_ref_access): Likewise.
11978 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11981 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
11982 phi flag if the phi is abnormal.
11984 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11987 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
11988 information for the new statement.
11990 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11993 * gcc.c (main): Include the target in -v output.
11995 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
11997 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
11998 Do not drop the extend if we'd have to add a paradoxical subreg
11999 later. Include optabs.h and insn-codes.h.
12000 * Makefile.in (combine.o): Depend on $(OPTABS_H).
12002 2005-02-02 Roger Sayle <roger@eyesopen.com>
12004 PR middle-end/19405
12005 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
12006 * fold-const.c (const_binop): Avoid constant folding floating
12007 point operations in modes that use composite representations.
12008 * simplify-rtx.c (simplify_binary_operation): Likewise.
12010 2005-02-02 Geoffrey Keating <geoffk@apple.com>
12012 * config/rs6000/altivec.md (altivec_dst): Make the first operand
12014 (altivec_dstt): Likewise.
12015 (altivec_dstst): Likewise.
12016 (altivec_dststt): Likewise.
12017 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
12020 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12022 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
12023 EXPR_LOCUS from orig_cond to the new cond_stmt.
12024 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
12027 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12029 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
12030 standard_iv_increment_position. Remove call to bsi_next
12031 (no need to bump the iterator anymore).
12032 (vect_create_index_for_vector_ref): Call
12033 standard_iv_increment_position. Remove second function argument.
12034 (vect_finish_stmt_generation): Remove call to bsi_next
12035 (no need to bump the iterator anymore).
12036 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
12037 to vect_create_index_for_vector_ref.
12039 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
12041 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
12042 phis are used out of the loop.
12044 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
12047 * c-decl.c (undef_nested_function): New variable.
12048 (pop_scope): Diagnose undefined nested functions.
12049 (finish_function): Don't attempt cgraph processing or genericizing
12050 if current top-level function contained an undefined nested
12051 function. Reset undef_nested_function at the end of a top-level
12054 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
12056 * tree.c (build_int_cst_type): Take sign of the value into account
12057 when deciding whether sign extend the value.
12059 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12062 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
12063 (cpp_options, cc1_options): Change %{std*&ansi} to
12064 %{std*&ansi&trigraphs}.
12066 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12068 * cse.c: Update comments.
12070 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
12072 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
12073 arguments go on the stack. Do not put complex doubles in odd/even
12076 2005-02-02 Steven Bosscher <stevenb@suse.de>
12078 * doc/invoke.texi: Update the options enabled at -O1, -O2,
12079 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
12080 -ftree-pre, and -fthread-jumps.
12082 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
12084 PR tree-optimization/19578
12085 * tree-flow.h (modified_noreturn_calls): Declare.
12086 (noreturn_call_p): Declare.
12087 * tree-flow-inline.h (noreturn_call_p): New function.
12088 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
12089 * tree-cfg.c (modified_noreturn_calls): New variable.
12090 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
12091 that contain a mid-block noreturn call.
12092 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
12094 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
12096 * df.c (df_def_record_1, df_uses_record): Don't use
12098 * df.h (DF_FOR_REGALLOC): Remove.
12100 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12103 * c-typeck.c (really_start_incremental_init): Reset
12104 constructor_max_index for arrays of incomplete type.
12106 2005-02-02 Jeff Law <law@redhat.com>
12108 * gcse.c (struct reg_set): Store the block index where the register
12109 was set rather than the setting insn.
12110 (record_one_set, compute_transp): Corresponding changes.
12111 (pre_insert_copy_insn): Do not call replace_one_set.
12112 (replace_one_set): Remove.
12114 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
12117 * doc/gcov.texi: Fix typo.
12119 2005-02-01 Richard Henderson <rth@redhat.com
12122 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
12123 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
12125 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
12126 * config/i386/i386-protos.h: Update.
12128 2005-02-01 Steven Bosscher <stevenb@suse.de>
12130 PR tree-optimization/19217
12131 * tree-cfg.c (verify_expr): Use the data field to see if TP was
12132 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
12133 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
12134 that it is walking a PHI node.
12136 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
12138 * doc/extend.texi (Nested Functions): Update.
12140 2005-02-01 Richard Henderson <rth@redhat.com>
12143 * optabs.c (expand_copysign_absneg): Export.
12144 * optabs.h (expand_copysign_absneg): Declare.
12145 * config/rs6000/rs6000.md (copysigntf3): New.
12147 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12149 PR tree-optimization/19633
12150 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
12151 * tree-ssa-alias.c (init_alias_info): Initialize.
12152 (merge_pointed_to_info): Set.
12153 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
12154 (dump_points_to_info_for): Show value of pt_null.
12155 (struct count_ptr_d): Declare.
12156 (find_ptr_dereference): Remove.
12157 (ptr_is_dereferenced_by): Remove.
12158 (count_ptr_derefs): New local function.
12159 (count_uses_and_derefs): New local function.
12160 (compute_points_to_and_addr_escape): Call it. If the number
12161 of dereferences is greater than zero, mark the pointer as
12162 dereferenced. If there are fewer dereferences than uses of
12163 the pointer, the pointer's value escapes.
12165 2005-02-01 Diego Novillo <dnovillo@redhat.com>
12167 PR tree-optimization/19670
12168 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
12170 (verify_use): ... set it here, instead.
12172 2005-02-01 Janis Johnson <janis187@us.ibm.com>
12174 * doc/sourcebuild.texi (Test directives): Fix formatting.
12176 * doc/sourcebuild.texi (Test directives): Describe selector
12179 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
12181 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
12182 specific 64-bit CPUs.
12184 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
12187 * arm.c (arm_eliminable_register): New function.
12188 (adjacent_mem_locations): Don't allow eliminable registers. Use
12189 HOST_WIDE_INT for address offsets.
12190 * arm-protos.h (arm_eliminable_register): Add prototype.
12192 2005-02-01 Steven Bosscher <stevenb@suse.de>
12194 PR optimization/15242
12195 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
12196 * basic-block.h (duplicate_computed_gotos): Add prototype.
12197 * bb-reorder.c (duplicate_computed_gotos): New function to
12198 duplicate sufficiently small blocks ending in a computed jump.
12199 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
12200 if not optimizing for size.
12201 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
12202 never do tail merging for blocks ending in a computed jump.
12203 * doc/invoke.texi: Document the max-goto-duplication-insns param.
12205 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
12207 Patch from Richard Sandiford <rsandifo@redhat.com>
12208 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
12209 from inheriting a subreg equivalence with a non-spill register.
12211 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
12213 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
12215 * config/frv/frv.c (movcc_fp_destination_operand): New.
12216 (gpr_or_memory_operand): Fix typo in comment.
12217 (gpr_or_memory_operand_with_scratch): New.
12218 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
12219 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
12220 movcc_fp_destination_operand.
12221 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
12222 Legitimize memory addresses using a scratch register.
12224 2005-01-31 Jeff Law <law@redhat.com>
12226 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12227 bitmap a sparse bitmap instead of a simple bitmap.
12228 (mark_def_sites_initialize_block): Corresponding changes.
12229 (ssa_mark_def_sites_initialize_block): Likewise.
12230 (ssa_mark_phi_uses): Likewise.
12231 (mark_def_site, ssa_mark_def_sites): Likewise.
12232 (mark_def_site_blocks): Likewise.
12233 (rewrite_ssa_into_ssa): Likewise.
12235 * tree-ssa-dom.c (record_cond): Pass correct variable type
12236 for last argument to htab_find_slot_with_hash.
12238 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12239 effects when optimizing 0 % X. Do not try to optimize X % 0.
12241 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12243 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12246 2005-02-01 Eric Christopher <echristo@redhat.com>
12248 * config/mips/mips.c (override_options): Warn if -mint64
12250 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12253 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12255 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12257 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12258 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12259 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12260 (cached_regno): Initialize to INVALID_REGNUM.
12261 (cse_reg_info_table_size,
12262 cse_reg_info_table_first_uninitialized,
12263 cse_reg_info_timestamp): New.
12264 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12266 (init_cse_reg_info, get_cse_reg_info_1): New.
12267 (get_cse_reg_info): Cache the last look-up.
12268 (new_basic_block): Update the code to clear mappings from
12269 registers to cse_reg_info entries.
12270 (cse_main): Call init_cse_reg_info.
12272 * cse.c (get_cse_reg_info): Update a comment.
12274 2005-01-31 Steven Bosscher <stevenb@suse.de>
12277 * c-decl.c (start_decl): Do not warn about arrays of elements with
12278 an incomplete type here.
12279 (grokdeclarator): Do it here by making a pedwarn an error.
12280 * c-typeck.c (push_init_level): If there were previous errors with
12281 the constructor type, do not warn about braces for initializers.
12282 (process_init_element): Likewise for excess initializer elements.
12284 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12286 * cse.c (delete_trivially_dead_insn): Don't iterate.
12288 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12290 * config/rs6000/rs6000.md (copysignsf3): New expand.
12291 (copysigndf3): Likewise.
12293 2005-01-31 Steven Bosscher <stevenb@suse.de>
12295 * recog.c (constrain_operands): Only look for earlyclobber operand
12296 conflicts if an '&' constraint was seen.
12298 2005-01-31 Marc Espie <espie@openbsd.org>
12300 * config.gcc: Don't include embedded systems fragment, switches default
12301 debugging format to ELF.
12302 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12303 longer pick it up there.
12305 2005-01-31 Dale Johannesen <dalej@apple.com>
12307 * doc/extend.texi (nested functions): Fix linkage description.
12308 Clarify that static is not allowed.
12310 2005-01-31 Dale Johannesen <dalej@apple.com>
12312 * config/rs6000/darwin.md (movsf_low_di): Make work.
12313 (movdf_low_di): Make work.
12315 2005-01-31 Dale Johannesen <dalej@apple.com>
12317 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12318 Make work for 64 bit.
12320 2005-01-31 Roger Sayle <roger@eyesopen.com>
12321 Dale Johannesen <dalej@apple.com>
12323 PR middle-end/19650
12324 * fold-const.c (fold_binary_op_with_conditional_arg):
12325 Make types match original operands, before STRIP_NOPS.
12327 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12329 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12330 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12331 (struct gcc_sigcontext): Delete. Merge contents to..
12332 (struct gcc_ucontext): ..here.
12333 (get_sigcontext): Delete.
12334 (get_regs): New function, like get_sigcontext but return regs ptr.
12335 64-bit version finds regs from r1 to support vdso.
12336 (ppc_linux_aux_vector): New function.
12337 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12340 2005-01-31 Ira Rosen <irar@il.ibm.com>
12342 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12344 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12345 redundant fold. Fix misalignment for MINUS_EXPR.
12346 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12347 (vect_analyze_pointer_ref_access): Likewise.
12348 (vect_get_memtag_and_dr): Likewise.
12350 2005-01-31 Richard Henderson <rth@redhat.com>
12352 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12353 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12354 absnegdf2_i387, absnegxf2_i387): Likewise.
12356 2005-01-31 Richard Henderson <rth@redhat.com>
12359 * optabs.c (expand_copysign_absneg): New.
12360 (expand_copysign_bit): Split out from ...
12361 (expand_copysign): ... here. Use expand_copysign_absneg.
12363 2005-01-30 Roger Sayle <roger@eyesopen.com>
12365 PR middle-end/19697
12366 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12367 constant as the second operand and a register as the third.
12369 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12372 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12373 that dllimport'd functions do not use all call-clobbered registers
12374 to pass parameters.
12376 2005-01-30 Richard Henderson <rth@redhat.com>
12379 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12380 expand_abs_nojump and generalize. Use operand_subword and
12381 emit_no_conflict_block. Support large modes.
12382 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12384 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12385 negation to subtraction.
12386 (expand_copysign): Check that the format has signed zeros.
12387 Use operand_subword and emit_no_conflict_block. Support large modes.
12389 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12391 Fix PR tree-optimization/19624
12393 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12394 * tree-ssa-pre.c: Add cfgloop.h.
12396 (pre_stats): New member, constified.
12397 (inserted_exprs): New static variable.
12398 (NECESSARY): New macro.
12399 (create_expression_by_pieces): Fold the expression, and
12400 mark it as defaulting to not necessary. Also put in
12402 (fully_constant_expression): New function.
12403 (insert_into_preds_of_block): Modify to not insert phis when we
12404 are playing with induction variables.
12405 Push phis onto the inserted_exprs vector, and mark them as not
12406 necessary by default.
12407 (insert_aux): Call fully_constant_expression on eprime.
12408 If all edges produce the same value, mark it constant.
12409 (mark_operand_necessary): New function.
12410 (remove_dead_inserted_code): New function.
12411 (init_pre): Init loop optimizer to get loop info.
12412 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12413 (execute_pre): Commit edge inserts, then remove dead code.
12415 2005-01-30 Richard Henderson <rth@redhat.com>
12417 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12418 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12420 2005-01-30 Richard Henderson <rth@redhat.com>
12423 * config/i386/i386.c (ix86_expand_copysign): New.
12424 (ix86_split_copysign_const): New.
12425 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12426 rearrange op1/nmask operands.
12427 * config/i386/i386-protos.h: Update.
12428 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12429 (copysigndf3): Likewise.
12430 (copysignsf3_const, copysigndf3_const): New.
12431 (copysignsf3_var): Rename from copysignsf3, split out splitter
12432 and fix split predicate for X constraint.
12433 (copysigndf3_var): Similarly.
12435 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12437 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12438 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12439 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12441 2005-01-29 Richard Henderson <rth@redhat.com>
12444 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12445 of # and * in constraints.
12447 2005-01-29 Richard Henderson <rth@redhat.com>
12449 PR middle-end/19689
12450 * expr.c (store_field): Don't strip sub-mode cast when the input
12451 data is even smaller.
12453 2005-01-29 Richard Henderson <rth@redhat.com>
12455 PR middle-end/19687
12456 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12459 2005-01-29 Richard Henderson <rth@redhat.com>
12461 * combine.c (make_field_assignment): Fix argument order
12464 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12466 PR tree-optimization/15791
12467 * fold-const.c (extract_array_ref): New function.
12468 (fold): Fold comparisons between &a[i] and &a[j] or
12469 semantically equivalent trees.
12471 2005-01-29 Jeff Law <law@redhat.com>
12473 * gcse.c (insert_expr_in_table): Revamp handling of available
12474 and anticipatable occurrence lists to avoid unnecessary list
12476 (insert_set_in_table): Similarly.
12478 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12480 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12482 (c_build_qualified_type): Build qualified array types with
12483 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12484 * c-decl.c (c_make_fname_decl): Build unqualified array type
12485 before qualified type.
12486 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12487 type is qualified, not just if type itself is. Don't apply
12488 qualifiers to array type when declarator is processed. Apply
12489 qualifiers to field type whether or not it is an array type.
12490 Don't handle array types specially for applying qualifiers to
12492 * c-typeck.c (composite_type): Build unqualified element type and
12493 array type when forming composite of array types.
12494 (common_pointer_type, comptypes, comp_target_types,
12495 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12496 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12498 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12499 (args2) in variables a1 and a2.
12501 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12503 * cse.c (n_elements_made, max_elements_made): Remove.
12504 (insert): Don't touch n_elements_made.
12505 (cse_main): Don't touch n_elements_made or max_elements_made.
12507 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12510 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12511 configuration part of dp-bit.c to be lost.
12513 2005-01-28 Roger Sayle <roger@eyesopen.com>
12515 * expmed.c (expand_mult_highpart_optab): When attempting to use
12516 a non-widening multiplication in a wider mode, the operands need
12517 to be converted (zero or sign extended) to that mode.
12519 2005-01-28 Ian Lance Taylor <ian@airs.com>
12521 PR middle-end/16558
12522 PR middle-end/19583
12523 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12524 through if both operands fall through.
12526 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12528 * cse.c (fold_rtx) <PC>: Don't optimize.
12530 2005-01-28 Jeff Law <law@redhat.com>
12532 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12533 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12535 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12537 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12538 cse_reg_info_used_list_end): Remove.
12539 (cse_reg_info_list, cse_reg_info_list_free): New.
12540 (get_cse_reg_info): When allocating an instance of
12541 cse_reg_info, add it to the beginning of the cse_reg_info_list
12542 list. Remove code to maintain cse_reg_info_used_list.
12543 (new_basic_block): Reset the free list to the beginning of
12546 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12548 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12549 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12550 (frv_expand_mdpackh_builtin): New function.
12551 (frv_expand_builtin): Use it to expand __MDPACKH.
12552 * doc/extend.texi (__MDPACKH): Update documentation.
12554 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12556 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12557 SSE_FLOAT_MODE_P for use_sse computation.
12559 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12562 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12564 2005-01-27 Richard Henderson <rth@redhat.com>
12566 * builtins.c (expand_builtin_copysign): New.
12567 (expand_builtin): Call it.
12568 * genopinit.c (optabs): Add copysign_optab.
12569 * optabs.c (init_optabs): Initialize it.
12570 (expand_copysign): New.
12571 * optabs.h (OTI_copysign, copysign_optab): New.
12572 (expand_copysign): Declare.
12574 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12575 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12577 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12578 (ix86_expand_fp_absneg_operator): ... here.
12579 (ix86_split_copysign): New.
12580 * config/i386/i386-protos.h: Update.
12581 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12582 (copysignsf3, copysigndf3): New.
12584 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12585 (copysignsf3, ncopysignsf3): New.
12586 (copysigndf3, ncopysigndf3): New.
12587 (copysignxf3, ncopysignxf3): New.
12588 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12590 2005-01-27 Arend Bayer <arend.bayer@web.de>
12591 Kazu Hirata <kazu@cs.umass.edu>
12593 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12594 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12595 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12598 2005-01-27 Jeff Law <law@redhat.com>
12600 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12601 definitions of SSA_NAMEs which are not being rewritten.
12602 (rewrite_ssa_into_ssa): Only initialize the current definition
12603 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12604 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12605 SSA_NAMEs before returning.
12607 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12609 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12610 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12611 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12612 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12613 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12615 2005-01-27 Steven Bosscher <stevenb@suse.de>
12617 PR middle-end/17278
12618 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12619 higher to -O2 and higher. Likewise for tree PRE.
12620 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12623 2005-01-27 Ian Lance Taylor <ian@airs.com>
12625 PR middle-end/19583
12626 * gimple-low.c (try_catch_may_fallthru): New static function.
12627 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12628 * tree-inline.c (expand_call_inline): Don't warn about reaching
12629 the end of a non-void function being inlined if the function uses
12632 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12634 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12637 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12638 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12639 (implicitly_declare): Handle error_mark_node.
12641 2005-01-27 Richard Henderson <rth@redhat.com>
12644 * tree.h (struct tree_decl): Add debug_expr_is_from.
12645 (DECL_DEBUG_EXPR_IS_FROM): New.
12646 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12647 * dwarf2out.c (dwarf2out_var_location): Update to match.
12648 * tree-outof-ssa.c (create_temp): Likewise.
12649 * var-tracking.c (track_expr_p): Likewise.
12650 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12651 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12652 * toplev.c (default_tree_printer): Likewise.
12654 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12656 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12657 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12659 2005-01-27 Steven Bosscher <stevenb@suse.de>
12661 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12662 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12663 ASM_CLOBBERS): Add tree checks.
12665 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12666 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12667 * c-common.def (SWITCH_STMT): Update to match.
12668 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12669 macros instead of SWITCH_EXPR ones.
12670 * c-dump.c (c_dump_tree): Likewise.
12671 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12672 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12674 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12676 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12678 * unwind-dw2.c (execute_stack_op): Add missing cases for
12679 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12681 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12683 * config.gcc (Obsolete configurations): Remove 'dummy', add
12684 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12687 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12689 PR tree-optimization/19633
12690 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12692 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12693 are no call-clobbered variables.
12694 * tree-outof-ssa.c (check_replaceable): Return false for calls
12697 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12699 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12700 even for variables with NULL DECL_INITIAL.
12702 2005-01-26 Stuart Hastings <stuart@apple.com>
12704 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12706 2005-01-26 Richard Henderson <rth@redhat.com>
12708 PR middle-end/18008
12709 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12711 * expr.c (store_field): Strip conversions to odd-bit-sized types
12712 if the destination field width matches.
12714 2005-01-26 Richard Henderson <rth@redhat.com>
12716 * c-decl.c, expmed.c, expr.c: Revert last change.
12718 2005-01-26 Richard Henderson <rth@redhat.com>
12720 PR middle-end/18008
12721 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12723 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12724 if we don't need the bits above those present in the current mode.
12725 * expr.c (store_field): Strip conversions to odd-bit-sized types
12726 if the destination field width matches.
12728 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12730 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12731 either -ffast-math or -funsafe-math-optimizations is in use.
12733 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12737 * config/avr/avr.c (notice_update_cc): Only set condition code for
12738 ashrqi3 if shift count > 0.
12739 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12740 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12741 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12742 count <= 0 as a no-op, and shift count >= width by copying zero
12743 or sign bit to all bits of the result.
12744 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12745 count, with attribute "length" set to 0 and "cc" set to "none".
12747 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12749 * doc/invoke.texi: Document -mTLS.
12751 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12752 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12753 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12754 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12755 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12756 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12757 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12758 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12760 * configure.ac: Check for a TLS capable gas.
12762 * configure: Regenerate.
12764 2005-01-26 Richard Henderson <rth@redhat.com>
12766 PR middle-end/18008
12767 * combine.c (make_field_assignment): Simplify store to zero_extract
12768 from a source with an overlapping mask.
12770 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12772 2004-11-11 Eric Christopher <echristo@redhat.com>
12774 * config/frv/frv.md: Add fr400_integer automaton. Don't
12775 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12778 2005-01-26 Steven Bosscher <stevenb@suse.de>
12780 PR middle-end/16585
12781 * cfgbuild.c (make_edges): Do not clear or set
12782 current_function_has_computed_jump.
12783 * function.h (struct function): Remove the has_computed_jump field.
12784 (current_function_has_computed_jump): Do not define.
12785 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12786 in a computed jump. Ignore current_function_has_computed_jump.
12788 2005-01-26 Richard Henderson <rth@redhat.com>
12790 PR middle-end/19515
12791 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12792 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12794 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12795 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12796 objects into static storage if they have more than one non-zero value.
12797 * tree.h (categorize_ctor_elements): Update decl.
12799 2005-01-26 Steven Bosscher <stevenb@suse.de>
12801 PR middle-end/19616
12802 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12803 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12804 to this function from 2004-07-10.
12805 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12806 the current function for tail call optimizations if the address
12807 of one of it its arguments is taken.
12809 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12811 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12813 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12815 * function.c (expand_function_end): If current_function_calls_alloca,
12816 emit stack restore in a place that is reached when the function falls
12817 through at the end.
12819 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12821 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12822 rule to avoid matching inappropriate suffix rule.
12824 2005-01-26 Jan Hubicka <jh@suse.cz>
12826 PR tree-optimization/19241
12827 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12829 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12831 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12832 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12834 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12835 <sim*>: Always use crt1.o, regardless of N in simN.
12836 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12837 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12838 (CRT_CALL_STATIC_FUNCTION): Remove.
12839 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12840 use crt1.o, regardless of N in simN.
12841 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12842 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12843 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12844 case isystem setting.
12845 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12847 2005-01-25 Ian Lance Taylor <ian@airs.com>
12849 * gimple-low.c (block_may_fallthru): Correct handling of
12850 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12852 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12854 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12855 handlers to match indentation; nested under the mtune=* handler.
12856 Similar for mcpu= and march=.
12858 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12860 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12861 * config/mips/linux64.h (LIB_SPEC): Likewise.
12862 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12863 * config/sh/linux.h (LIB_SPEC): Likewise.
12865 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12867 * config/frv/frv.c (frv_legitimize_tls_address): New.
12868 (TARGET_HAVE_TLS): Define.
12869 (FRV_SYMBOL_REF_TLS_P): Define.
12870 (frv_override_options): Handle new register classes.
12871 (frv_legitimate_address_p): Reject tls addresses.
12872 (frv_legitimize_address): Handle TLS addresses.
12873 (gen_inlined_tls_plt): New.
12874 (gen_tlsmoff): New.
12875 (frv_legitimize_tls_address): New.
12876 (unspec_got_name): Add TLS entries.
12877 (got12_operand): Add R_FRV_TLSMOFF12 case.
12878 (frv_emit_move): Fixup TLS addresses.
12879 (frv_emit_movsi): Legitimize TLS addresses.
12881 * config/frv/frv.h (MASK_BIG_TLS): New.
12882 (TARGET_BIG_TLS): New.
12883 (HAVE_AS_TLS): Define.
12884 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12885 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12886 (REG_CLASS_NAMES): Same.
12887 (REG_CLASS_CONTENTS): Same.
12888 (CONSTRAINT_LEN): New.
12889 (REG_CLASS_FROM_CONSTRAINT): New.
12890 (PREDICATE_CODES): Add symbolic_operand.
12892 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12893 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
12894 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
12895 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
12896 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
12897 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
12898 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
12899 GR9_REG, GR14_REG, LRREG.
12900 (type): Add load_or_call attribute.
12901 ("load_or_call"): New reservation.
12902 ("call_gettlsoff"): New.
12903 ("tls_indirect_call"): New.
12904 ("tls_load_gottlsoff12"): New.
12905 ("tlsoff_hilo"): New.
12906 ("tls_tlsdesc_ldd"): New.
12907 ("tls_tlsoff_ld"): New.
12910 * config/frv/frv-protos.h (symbolic_operand): Protoize.
12912 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
12914 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
12915 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
12916 * config/frv/frv.c (TLS_BIAS): Define.
12917 (frv_output_dwarf_dtprel): New.
12919 2005-01-26 Jakub Jelinek <jakub@redhat.com>
12921 PR rtl-optimization/19579
12922 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
12923 both A and B, see if they don't clobber registers the other expr uses.
12925 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
12927 * real.c (do_add): Initialize signalling and canonical members.
12929 * real.c (real_from_integer): Zero out destination.
12931 2005-01-18 Jan Hubicka <jh@suse.cz>
12933 PR tree-optimize/19337
12934 * tree-inline.c (initialize_inlined_parameters): Copy
12935 saved_static_chain_decl only.
12937 2005-01-25 Richard Henderson <rth@redhat.com>
12941 * config/i386/i386.c (x86_inter_unit_moves): Zero.
12942 (ix86_preferred_reload_class): Rewrite fp-constant section, with
12943 80387 enabled, to return a proper subclass. Return the subset that
12944 overlaps with GENERAL_REGS for PLUS.
12945 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
12947 2005-01-25 Richard Henderson <rth@redhat.com>
12949 PR middle-end/19609
12950 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
12952 2005-01-25 Roger Sayle <roger@eyesopen.com>
12954 * expmed.c (choose_multiplier): Change interface to return the
12955 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
12956 (expand_divmod): Update calls to choose_multiplier.
12958 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12960 PR middle-end/19330
12961 * expmed.c (extract_bit_field): Use adjust_address instead of
12962 gen_lowpart when op0 is a MEM.
12964 2005-01-24 Steven Bosscher <stevenb@suse.de>
12966 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
12968 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12970 * config/mips/irix-csr.c: New file.
12971 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12972 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12973 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12976 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
12979 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
12980 sparc/elf.h, add sparc/sp-elf.h.
12981 (sparc-*-rtems*): Likewise.
12982 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
12983 tm-dwarf2.h, add sparc/sp-elf.h.
12984 (sparc86x-*-elf): Likewise.
12985 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
12986 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
12987 TARGET_OS_CPP_BUILTINS.
12988 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12989 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12991 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
12992 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
12993 (SWITCH_TAKES_ARG): Likewise.
12994 (LOCAL_LABEL_PREFIX): Likewise.
12995 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
12996 (TARGET_N_FORMAT_TYPES): Delete.
12997 (TARGET_FORMAT_TYPES): Likewise.
12998 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
12999 * config/sparc/elf.h: Delete.
13000 * config/sparc/sp-elf.h: New file.
13002 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13004 * tree-flow-inline.h (phi_arg_from_edge): Remove.
13005 * tree-flow.h: Remove the corresponding prototype.
13006 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
13007 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
13009 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13012 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
13013 for AIX ABI or ELF -fPIC.
13014 (rs6000_emit_load_toc_table): Don't create toc_section here.
13015 (rs6000_xcoff_file_start): Nor here.
13017 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
13019 * sh.c (ra.h): Don't #include.
13020 (hard_regs_intersect_p): New function, resurrected from ra.c.
13022 * sh.c: Fix 1996 Copyright.
13024 2005-01-24 Richard Henderson <rth@redhat.com>
13025 Aldy Hernandez <aldyh@redhat.com>
13027 * regrename.c (note_sets): Handle subregs.
13029 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
13032 * genconditions.c (write_header, write_conditions): Elide file if
13035 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
13037 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
13038 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
13041 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13043 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
13044 expand_builtin_printf, expand_builtin_fprintf,
13045 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
13046 checking against POINTER_TYPE.
13047 (validate_arglist): Handle POINTER_TYPE code by checking
13050 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
13052 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
13053 init_rtlanal): New.
13054 (for_each_rtx): Call for_each_rtx_1.
13055 * rtl.h (init_rtlanal): Declare.
13056 * toplev.c (backend_init): Call init_rtlanal.
13058 2005-01-24 Jakub Jelinek <jakub@redhat.com>
13060 * flow.c (propagate_one_insn): Formatting.
13062 PR middle-end/19551
13063 * flow.c (libcall_dead_p): Be more conservative if unsure.
13064 If there are any instructions between insn and call, see if they are
13065 all dead before saying the libcall is dead.
13067 2005-01-24 Uros Bizjak <uros@kss-loka.si>
13069 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
13070 operand constraint for operand 0.
13072 2005-01-23 Richard Henderson <rth@redhat.com>
13075 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
13076 edges leading to join block.
13078 2005-01-23 Roger Sayle <roger@eyesopen.com>
13080 * expmed.c (expand_mult_highpart): Make static. Change type of
13081 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
13082 (expand_divmod): Updates calls to expand_mult_highpart by using
13083 gen_int_mode to pass a CONST_INT rtx.
13084 * rtl.h (expand_mult_highpart): Remove prototype.
13086 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13088 * flow.c (regset_bytes, regset_size): Remove.
13090 * cfganal.c: Fix a reference to Harvey's paper.
13092 2005-01-23 Steven Bosscher <stevenb@suse.de>
13094 PR rtl-optimization/19464
13095 * tree-optimize.c (init_tree_optimization_passes): Add one more
13096 copyrename pass just before out-of-ssa.
13098 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
13101 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
13102 * ggc-none.c (ggc_free): Define.
13104 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13106 * cse.c (max_reg, max_insn_uid): Remove.
13107 (cse_main): Don't access max_reg or max_insn_uid.
13109 * c-common.c (explicit_flag_signed_bitfields,
13110 lang_statement_code_p, lang_expand_function_end): Remove.
13111 * c-common.h: Remove the corresponding declarations.
13112 * c-opts.c (c_common_handle_option): Remove all write access
13113 to explicit_flag_signed_bitfields.
13115 * cgraph.c (cgraph_varpool_n_nodes): Remove.
13116 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
13117 * cgraph.h: Remove the corresponding declaration.
13119 * gcse.c (null_pointer_info): Remove.
13121 2005-01-23 Roger Sayle <roger@eyesopen.com>
13122 Eric Botcazou <ebotcazou@libertysurf.fr>
13124 * combine.c (simplify_logical): Only simplify logical expressions
13125 of the form ior(and(x,y),z) by the inverse distributive law if the
13126 result is cheaper than the original.
13128 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
13130 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
13131 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
13132 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
13133 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
13134 config/freebsd-spec.h, config/arm/arm.h,
13135 config/h8300/h8300.md, config/i386/i386.md,
13136 config/i386/predicates.md, config/i386/sse.md,
13137 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
13138 config/vax/vax.md: Fix comment typos. Follow spelling
13141 2005-01-23 Steven Bosscher <stevenb@suse.de>
13143 * gengtype.c (walk_type): Produce `not equal to' compares for loop
13144 tests, instead of `less than'.
13146 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
13148 * function.c (assign_parm_setup_block): When creating a new stack slot
13149 for a parameter, get its alignment from the parameter's DECL_ALIGN
13150 rather than the type's TYPE_ALIGN. Make sure that the parameter
13151 is at least word aligned.
13153 2005-01-22 Roger Sayle <roger@eyesopen.com>
13155 PR middle-end/19378
13156 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
13158 2005-01-22 Richard Henderson <rth@redhat.com>
13161 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
13162 in both compare operands.
13163 (movdfcc_1_sse_max): Likewise.
13164 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13165 (movdfcc_1_sse): Likewise.
13166 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
13167 scratch register as needed.
13169 2005-01-22 Richard Henderson <rth@redhat.com>
13171 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
13173 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
13175 2005-01-22 Richard Henderson <rth@redhat.com>
13177 * genopinit.c (optabs): Use smin/smax for floating point too.
13178 * doc/md.texi: Update to match. Clarify that floating point
13179 results are undefined for +0/-0 and NaN.
13180 * doc/rtl.texi: Likewise.
13181 * rtl.def (SMIN, SMAX): Likewise
13182 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
13184 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
13185 leading 's' to the name.
13186 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
13187 smaxxf3, sminxf3): Likewise.
13188 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
13191 2005-01-22 Paul Brook <paul@codesourcery.com>
13193 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
13195 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
13197 * config/s390/s390.c (struct processor_costs): New fields
13198 dlgr, dlr, dr, dsgfr, dsgr.
13199 (z900_cost, z990_cost): Values for new fields.
13200 (s390_rtx_costs): New cases MEM und COMPARE in switch
13201 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
13202 DIV, MOD, UDIV, UMOD.
13204 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13206 * config/s390/s390.md ("doloop_si64"): Reload input value directly
13207 into the register being decremented.
13208 ("doloop_si31", "doloop_di"): Likewise.
13209 ("*doloop_si_long"): Adapt pattern.
13211 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
13213 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
13215 (CLASS_MAX_NREGS): Likewise.
13217 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
13219 * doc/tree-ssa.texi (Statement Operands): Add example for new
13220 must-def macro. Note deprecation of old operands interface.
13222 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
13224 PR tree-optimization/19484
13225 * tree-cfg.c (remove_fallthru_edge): New function.
13226 (cleanup_control_flow): Remove fallthru edges from calls that are
13227 now known not to return.
13229 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13231 Fix PR tree-optimization/19038
13232 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13233 copies with loop variant ones.
13235 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13237 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13238 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13239 config/alpha/alpha.md, config/alpha/predicates.md,
13240 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13241 config/sparc/sol2.h: Update copyright.
13243 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13244 first label to see if it is a nonlocal label.
13246 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13247 Andrew Pinski <pinskia@physics.uc.edu>
13250 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13251 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13253 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13255 * config/rs6000/rtems.h: Update copyright.
13257 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13260 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13261 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13262 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13264 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13267 * c-typeck.c (convert_arguments): Check for error_mark_node.
13269 2005-01-21 Ian Lance Taylor <ian@airs.com>
13271 PR tree-optimization/13000
13272 * tree-inline.c: Include "tree-flow.h".
13273 (expand_call_inline): If warn_return_type, warn if non-void inline
13274 function falls through.
13275 * tree-cfg.c (execute_warn_function_return): Don't warn about
13276 control reaching end if TREE_NO_WARNING is set. Set
13278 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13280 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13281 branch if we don't need one.
13282 * c-typeck.c: Include "tree-flow.h"
13283 (c_finish_bc_stmt): Don't add a goto if the current statement
13284 list doesn't fall through to the current point.
13286 2005-01-21 Roger Sayle <roger@eyesopen.com>
13288 PR rtl-optimization/576
13289 * real.c (real_arithmetic): Change return type from void to bool
13290 to return an indication that the result may be inexact.
13291 * real.h (real_arithmeric): Update prototype.
13292 * fold-const.c (const_binop): Don't constant fold floating
13293 point expressions when the user specifies -frounding-math and
13294 the result may depend upon the run-time rounding mode.
13295 (fold_convert_const_real_from_real): Clean-up.
13296 (fold_initializer): Ignore flag_rounding_math for initializers.
13297 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13298 constant fold FP operations with flag_rounding_math if the
13299 result may depend upon the run-time rounding mode.
13301 2005-01-21 Tom Tromey <tromey@redhat.com>
13303 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13305 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13307 * tree-cfg.c: Fix comment typos.
13309 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13311 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13312 around the call to rest_of_handle_branch_target_load_optimize.
13314 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13316 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13317 (sparc64-*-openbsd*): Likewise.
13318 (sparclite-*-elf*): Include tm-dwarf2.h.
13319 (sparc86x-*-elf*): Likewise.
13320 (sparc64-*-elf*): Likewise.
13321 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13322 (DBX_DEBUGGING_INFO): Likewise.
13323 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13324 (PREFERRED_DEBUGGING_TYPE): Likewise.
13325 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13326 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13327 (PREFERRED_DEBUGGING_TYPE): Likewise.
13328 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13329 (PREFERRED_DEBUGGING_TYPE): Likewise.
13330 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13332 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13335 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13337 2005-01-20 Paul Brook <paul@codesourcery.com>
13339 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13341 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13343 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13344 label is first in a sequence of labels.
13346 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13348 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13349 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13351 * doc/sourcebuild.texi (Test Directives): New.
13353 2005-01-20 Roger Sayle <roger@eyesopen.com>
13355 * real.c (real_floor): Don't leave the result uninitialized when
13356 mode is VOIDMode, but return the unrounded intermediate value.
13357 (real_ceil): Likewise.
13359 2005-01-20 Paul Brook <paul@codesourcery.com>
13361 * config/arm/arm.md (insv): Use gen_int_mode.
13363 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13365 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13366 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13367 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13368 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13369 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13371 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13374 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13375 fbreg, so we have to assume we can't.
13376 (loc_descriptor_from_tree_1): Ditto.
13377 (containing_function_has_frame_base): New function.
13378 (add_location_or_const_value_attribute): Use it.
13379 Also try to generate a frame_base from a single element location
13382 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13384 PR tree-optimization/15349
13385 * timevar.def (TV_TREE_MERGE_PHI): New.
13386 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13388 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13389 calls to tree_forwarder_block_p.
13390 (remove_forwarder_block_with_phi, merge_phi_nodes,
13391 gate_merge_phi, pass_merge_phi): New.
13392 * tree-optimize.c (init_tree_optimization_passes): Add
13394 * tree-pass.h: Add an extern for pass_merge_phi;
13396 2005-01-20 Richard Henderson <rth@redhat.com>
13399 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13400 (_mm_castps_pd, _mm_castps_si128): New.
13401 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13403 2005-01-20 Richard Henderson <rth@redhat.com>
13406 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13407 __builtin_ia32_vec_init_v2si.
13408 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13409 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13410 (ix86_init_mmx_sse_builtins): Create it.
13411 (ix86_expand_builtin): Expand it.
13412 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13413 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13414 (vec_extractv2si_0, vec_extractv2si_1): New.
13416 2005-01-20 Richard Henderson <rth@redhat.com>
13419 * config/i386/i386.c (ix86_expand_push): New.
13420 * config/i386/mmx.md (push<MMXMODE>1): New.
13421 * config/i386/sse.md (push<SSEMODE>1): New.
13422 * config/i386/i386-protos.h: Update.
13424 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13426 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13429 2005-01-20 Richard Henderson <rth@redhat.com>
13431 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13432 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13434 2005-01-19 Richard Henderson <rth@redhat.com>
13437 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13438 to V4SFmode in SSE1 fallback load path.
13440 2005-01-19 Richard Henderson <rth@redhat.com>
13442 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13443 in QImode expansion to ix86_expand_vector_set.
13444 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13446 2005-01-19 Richard Henderson <rth@redhat.com>
13449 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13450 subclass of the input class.
13451 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13452 Always true for cross-SSE1 classes. Rationalize conditionals.
13453 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13454 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13455 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13456 (movdi_2): Add MMX/SSE zeros.
13457 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13458 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13459 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13460 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13461 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13462 (zero_extendsidi2_rex64_1): Remove.
13463 (MOV0 peephole): Check GENERAL_REG_P.
13465 2005-01-19 Richard Henderson <rth@redhat.com>
13468 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13470 (ix86_expand_vector_extract): Likewise.
13472 2005-01-19 Richard Henderson <rth@redhat.com>
13474 PR middle-end/19304
13475 * expr.c (emit_move_change_mode): New argument force; use
13476 simplify_gen_subreg if true.
13477 (emit_move_via_alt_mode): Merge into ...
13478 (emit_move_via_integer): ... here.
13479 (emit_move_ccmode): Use emit_move_change_mode directly.
13481 2005-01-19 Richard Henderson <rth@redhat.com>
13484 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13485 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13486 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13488 (alpha_emit_set_const): Likewise. Make static.
13489 (alpha_emit_set_long_const): Make static.
13490 (alpha_extract_integer): Split out from alpha_expand_mov.
13491 (alpha_split_const_mov): Likewise.
13492 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13493 (alpha_legitimate_constant_p): New.
13494 * config/alpha/alpha-protos.h: Update.
13495 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13496 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13497 * config/alpha/alpha.md (movsi): Add n alternative.
13498 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13499 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13500 (splitters for all of the above): Use alpha_split_const_mov.
13501 * config/alpha/predicates.md (non_add_const_operand): New.
13502 (non_zero_const_operand): New.
13503 (input_operand): Use alpha_legitimate_constant_p after reload.
13505 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13507 PR tree-optimization/19038
13508 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13509 (add_candidate): Add ivs with increment in latch only if
13510 allow_ip_end_pos_p is true.
13511 (determine_iv_cost): Use empty_block_p.
13513 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13515 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13516 (compute_dominance_frontiers): Ditto.
13518 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13521 * config/sh/t-rtems: New.
13522 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13524 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13526 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13527 the offset of the selected field.
13529 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13531 * tree-cfg.c (remove_forwarder_block): Fix the check to
13532 prevent a nonlocal label from appearing in the middle of a
13535 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13537 PR rtl-optimization/19462
13538 * reorg.c (find_end_label): Create return insn only if
13539 current_function_epilogue_delay_list is empty.
13541 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13543 * doc/passes.texi: Remove paragraph mentioning new-ra.
13545 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13547 PR rtl-optimization/15139
13548 * combine.c: Include params.h.
13549 (count_rtxs): New function.
13550 (record_value_for_reg): If replace_rtx would replace at least
13551 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13552 (clobber (const_int 0)) instead of TEM.
13553 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13554 * params.h (MAX_LAST_VALUE_RTL): New.
13555 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13556 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13559 * c-typeck.c (digest_init): Only call build_vector if all constructor
13560 elements are *_CST nodes.
13561 * gimplify.c (gimplify_init_constructor): Likewise.
13563 PR middle-end/19164
13564 * c-typeck.c (digest_init): Only call build_vector if inside_init
13567 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13569 * toplev.c (init_asm_output): Remove dead #ifdef.
13571 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13573 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13575 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13577 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13578 accessing DECL_FUNCTION_CODE.
13579 * dojump.c (do_jump): Likewise.
13580 * gimplify.c (gimplify_call_expr): Likewise.
13581 * predict.c (expr_expected_value): Likewise.
13582 (strip_builtin_expect): Likewise.
13583 * tree-inline.c (estimate_num_insns_1): Likewise.
13584 * tree-ssa-loop-im.c (stmt_cost): Likewise
13585 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13586 (tree_expr_nonnegative_p): Likewise.
13588 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13590 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13591 variant of the load_pcrel_sym pattern.
13592 * config/sparc/sparc.md (P macro): Move to the top.
13593 (load_pcrel_sym): Macroize using P.
13594 (save_register_window): Likewise.
13596 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13598 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13599 ("sordered"): Same.
13601 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13604 * c-typeck.c (build_asm_expr): Strip nops off
13605 input memory operands.
13607 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13609 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13610 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13611 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13612 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13614 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13617 * config/i386/i386.c (override_options): If the 80387 is disabled,
13618 then do not return FP values using FP registers.
13620 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13622 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13623 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13624 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13625 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13626 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13627 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13628 output.h, postreload-gcse.c, postreload.c, recog.c,
13629 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13630 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13631 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13632 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13633 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13634 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13635 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13636 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13638 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13639 config/alpha/alpha.c, config/arm/vfp.md,
13640 config/i386/emmintrin.h, config/i386/i386-modes.def,
13641 config/i386/i386-protos.h, config/i386/i386.h,
13642 config/i386/pmmintrin.h, config/i386/ppro.md,
13643 config/i386/predicates.md, config/i386/xmmintrin.h,
13644 config/i860/i860.c, config/ia64/ia64-modes.def,
13645 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13646 config/ia64/ia64.md, config/ia64/itanium1.md,
13647 config/ia64/itanium2.md, config/ia64/predicates.md,
13648 config/iq2000/iq2000.h, config/mips/linux64.h,
13649 config/rs6000/aix41.h, config/rs6000/aix43.h,
13650 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13651 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13652 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13653 config/sparc/linux64.h, config/sparc/litecoff.h,
13654 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13655 config/sparc/sparc.h, config/sparc/sparc.md,
13656 config/sparc/sysv4-only.h: Update copyright.
13658 2005-01-18 Richard Henderson <rth@redhat.com>
13661 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13663 2005-01-18 Marc Espie <espie@openbsd.org>
13664 * config/i386/openbsdelf.h: Typo.
13666 2005-01-18 Richard Henderson <rth@redhat.com>
13668 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13669 special case for sse.
13670 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13672 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13674 * tree-inline.c (estimate_num_insns_1): Added cases for
13675 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13677 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13679 PR rtl-optimization/19296
13680 * combine.c (simplify_comparison): Rewrite the condition under
13681 which a non-paradoxical SUBREG of a PLUS can be lifted when
13682 compared against a constant.
13684 2005-01-18 Andi Kleen <ak@muc.de>
13686 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13687 * c.opt (-Wpointer-sign): Add.
13688 * doc/invoke.texi: (-Wpointer-sign): Add.
13690 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13692 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13693 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13694 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13695 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13696 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13697 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13698 for TARGET_MIX_SSE_I387.
13699 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13700 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13701 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13702 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13703 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13704 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13705 TARGET_MIX_SSE_I387.
13706 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13709 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13712 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13713 Add movaps alternative for xmm reg->reg move.
13715 2005-01-17 Jeff Law <law@redhat.com>
13717 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13718 at the end of the main DOM loop rather than just before DOM exits.
13720 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13722 PR tree-optimization/19121
13723 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13724 adding aliases to a name tag, also add them to the pointer's
13726 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13727 sensitive alias info at all. Only check that the two pointers
13728 have compatible pointed-to sets.
13729 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13730 a pointer's type tag is a superset of the alias set of the
13731 pointer's name tag.
13733 2005-01-17 James E Wilson <wilson@specifixinc.com>
13736 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13737 comment to document why.
13739 2005-01-17 Richard Henderson <rth@redhat.com>
13741 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13742 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13743 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13744 sse2_vmsminv2df3_finite): New.
13745 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13746 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13747 Force op1 into register.
13749 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13751 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13752 bubblestrap from always rebuilding build directory.
13754 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13756 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13757 ("*cmpmem_short"): Likewise.
13759 2005-01-17 Steven Bosscher <stevenb@suse.de>
13761 * basic-block.h: Document BB_* flags.
13762 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13763 use an sbitmap instead.
13764 * sched-rgn.c (compute_trg_info): Likewise.
13766 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13768 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13769 redundant target_cpu_default and extra_parts lines. Use the default
13771 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13772 (SUBTARGET_EXTRA_SPECS): Delete.
13773 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13774 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13775 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13776 and "n32" for -mabi=n32.
13778 2005-01-17 Ian Lance Taylor <ian@airs.com>
13781 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13782 fold constant variables into initial values.
13784 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13786 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13788 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13789 through the statements backward.
13791 2005-01-17 Ian Lance Taylor <ian@airs.com>
13793 PR middle-end/13127:
13794 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13795 a variable set to the return value of the inlined function.
13797 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13799 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13800 when modes are tieable.
13802 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13804 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13805 of pthread_create to find out if threads are enabled.
13806 * gthr-posix95.h (__gthread_active_p): Likewise.
13808 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13810 * common.opt (-fnew-ra): Remove.
13812 * toplev.h (flag_new_regalloc): Remove.
13813 * Makefile.in (ra*.*): Don't mention.
13814 * passes.c (rest_of_handle_new_regalloc): Remove.
13815 (rest_of_handle_combine, rest_of_compilation): Always consider
13816 flag_new_regalloc as false.
13817 * doc/invoke.texi: Don't document -fnew-ra.
13819 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13821 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13822 last parameter to reg_scan.
13823 * loop.c (loop_optimize): Likewise.
13824 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13825 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13826 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13827 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13828 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13829 * regclass.c (reg_scan): Likewise, for the declaration.
13830 * rtl.h (reg_scan): Likewise, for the prototype.
13832 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13834 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13835 mark_dfs_back_edges.
13837 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13839 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13840 (compute_avail): Uses don't go in tmp_gen.
13842 2005-01-16 Steven Bosscher <stevenb@suse.de>
13844 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13845 loop to look for a free slot in a page entry.
13847 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13850 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13851 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13852 just before targetm.asm_out.file_end.
13853 * tree.h (process_pending_assemble_output_defs): Declare.
13854 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13856 (assemble_alias): Defer generation of assembly code for defines when
13857 TARGET_DEFERRED_OUTPUT_DEFS is true.
13858 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13859 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13860 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13862 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13865 * pa.c (pa_scalar_mode_supported_p): New function.
13866 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13867 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13869 * pa-protos.h (prefetch_operand): Delete.
13870 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13871 * pa.c (prefetch_operand): Delete.
13872 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13873 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13874 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13875 and prefetch_nocc_operand.
13876 * pa.md (prefetch): Rework to avoid reload problems handling short
13877 displacements when a cache control completer needs to be provided.
13878 (prefetch_32, prefetch_64): Delete.
13879 (prefetch_cc, prefetch_nocc): New patterns.
13881 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13883 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13885 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13888 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13889 exceeds maximum alignment for global common data.
13890 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13891 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13893 2004-01-15 Roger Sayle <roger@eyesopen.com>
13895 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
13897 2004-01-15 Roger Sayle <roger@eyesopen.com>
13899 * harg-reg-set.h (reg_class_names): Prototype global array.
13900 * regclass.c (reg_class_names): Declare here and initialize to
13902 (dump_regclass): Remove local declaration of reg_class_names.
13903 (regclass): Likewise.
13904 * cfg.c (dump_flow_info): Likewise.
13905 * ra-debug.c (reg_class_names): Likewise.
13906 * regrename.c (reg_class_names): Likewise.
13907 * reload.c (reg_class_names): Likewise.
13908 * reload1.c (spill_failure): Likewise.
13909 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
13911 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
13913 * config/s390/s390.md ("reload_outti"): Remove predicate for
13914 output operand. Abort if operand is not a MEM.
13915 ("reload_outdi", "reload_outdf"): Likewise.
13917 2005-01-15 Marc Espie <espie@openbsd.org>
13919 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
13920 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
13921 * config/openbsd.h: Fix C++ includes for native configurations.
13922 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
13923 Add trampoline support.
13924 * config/i386/openbsdelf.h: New.
13926 2005-01-15 Marc Espie <espie@openbsd.org>
13928 * collect2.c (main): Explicitly parse -dynamic-linker option.
13930 2005-01-15 Jakub Jelinek <jakub@redhat.com>
13932 PR tree-optimization/19060
13933 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
13934 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
13935 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
13936 and handle extract_range_from_cond returning false.
13937 * fold-const.c (fold): Optimize comparisons with min/max even for
13938 width > HOST_BITS_PER_WIDE_INT.
13940 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
13942 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
13943 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
13944 Remove little endian multilib variants.
13945 Add mips32 multilib variant.
13947 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
13949 * explow.c (copy_all_reg, stabilize): Remove.
13950 * expr.h: Remove the corresponding prototypes.
13952 * rtlanal.c (regs_set_between_p): Remove.
13953 * rtl.h: Remove the corresponding prototype.
13955 2005-01-14 David Edelsohn <edelsohn@gnu.org>
13957 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
13958 to rs6000_nonimmediate_operand.
13959 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
13960 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
13961 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
13962 rs6000_nonimmediate_operand.
13963 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
13964 rs6000_nonimmediate_operand.
13966 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
13968 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
13970 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13972 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
13974 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
13975 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
13977 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
13978 (rs6k_nonimmediate_operand): New.
13979 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
13981 (legitimate_lo_sum_address_p): Same.
13982 (rs6000_legitimize_address): Same.
13983 (rs6000_legitimize_reload_address): Same.
13984 (rs6000_legitimate_address): Same.
13985 (spe_build_register_parallel): Pass DF and DC modes in a DI
13988 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
13989 to rs6k_nonimmediate_operand.
13991 * config/rs6000/spe.md ("*frob_df_di"): New.
13992 ("*frob_di_df"): New.
13993 ("*frob_di_df_2"): New.
13994 ("*mov_sidf_e500_subreg0"): New.
13995 ("*mov_sidf_e500_subreg4"): New.
13996 ("*movdf_e500_double"): Change predicate to
13997 rs6k_nonimmediate_operand.
13999 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14001 * postreload.c (move2add_note_store): Only call
14002 trunc_int_for_mode on scalar integers.
14004 2005-01-14 Steven Bosscher <stevenb@suse.de>
14006 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
14007 replace BB_VISITED uses.
14008 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
14009 (propagate_necessity): Check the bitmap instead of BB_VISITED.
14010 (tree_dce_done): Free visited_control_parents.
14011 (perform_tree_ssa_dce): Allocate and clear it.
14012 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
14013 (compute_antic): Iterate from here using a DFS. Use an sbitmap
14014 instead of BB_VISITED.
14016 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
14018 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
14019 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
14020 Remove unused prototypes.
14022 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14024 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
14025 64-bit register usage.
14026 (spe_func_has_64bit_regs_p): Add FIXME note.
14028 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
14030 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
14031 flag_finite_math_only with flag_unsafe_math_optimizations.
14033 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
14035 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
14036 end-of-stack check.
14037 (__tpf_eh_return): Copy TPF private stack area from the module
14038 boundary stack frame. Add check for when module addresses are
14039 equal, but no stub address is found.
14041 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
14044 * arm.h (struct machine_function): Add call_via field.
14045 (thumb_call_via_label): Declare.
14046 * arm.c (thumb_call_via_label): New variable.
14047 (thumb_call_reg_needed): New variable.
14048 (arm_output_function_epilogue): For Thumb code, output any per-function
14049 call-indirect trampolines.
14050 (thumb_call_via_reg): New function.
14051 (arm_file_end): New function.
14052 (TARGET_ASM_FILE_END): Call arm_file_end.
14053 (aof_file_end): Likewise.
14054 * arm-protos.h (thumb_call_via_reg): Declare.
14055 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
14056 thumb_call_via_reg in normal case.
14058 2005-01-14 Jakub Jelinek <jakub@redhat.com>
14060 PR middle-end/19084
14061 PR rtl-optimization/19348
14062 * recog.c (peephole2_optimize): Do global life update if some peephole
14063 decides it doesn't need at least one of its inputs and that change
14064 influences liveness at the start of the basic block.
14066 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
14067 arguments instead of 1.
14069 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
14071 PR middle-end/18820
14072 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
14073 zero for nested functions needing a static chain or functions
14074 with a non-constant address.
14076 2005-01-13 Roger Sayle <roger@eyesopen.com>
14078 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
14079 (and (sign_extend X) C) into (zero_extend (and X C)).
14081 2005-01-13 David O'Brien <obrien@FreeBSD.org>
14083 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
14085 2005-01-13 Richard Henderson <rth@redhat.com>
14090 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
14091 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
14092 not just TARGET_SSE.
14093 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
14094 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
14095 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
14096 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
14097 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
14098 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
14099 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
14100 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
14101 (movdicc_c_rex64): Rename with '*'.
14102 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
14103 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
14104 (movsfcc_1_387): Rename from movsfcc_1.
14105 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
14106 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
14107 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
14108 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
14109 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
14110 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
14111 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
14112 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
14113 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
14114 sse_movdfcc_const0_4): Remove.
14115 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
14116 recognize min/max early. Update for changed sse cmove patterns.
14117 (ix86_split_sse_movcc): New.
14118 * config/i386/i386-protos.h: Update.
14120 2005-01-13 Steven Bosscher <stevenb@suse.de>
14122 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
14123 (fix_stmt_v_may_defs): Likewise.
14125 2005-01-13 Richard Henderson <rth@redhat.com>
14127 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
14128 for converting the mask.
14130 2005-01-13 David Edelsohn <edelsohn@gnu.org>
14132 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
14135 2005-01-13 Richard Henderson <rth@redhat.com>
14137 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
14138 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
14139 IX86_BUILTIN_MOVDQ2Q): Remove.
14140 (IX86_BUILTIN_VEC_EXT_V4SI): New.
14141 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
14142 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
14144 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
14145 (sse2_pextrw): Fix immediate constraint.
14146 (sse2_loadq, sse2_loadq_rex64): Remove.
14147 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
14148 Use __builtin_ia32_vec_ext_<size>.
14149 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
14151 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
14153 * function.c (assign_parm_setup_block): Look inside original
14154 entry_parm when inspecting PARALLEL.
14156 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14157 Joel Sherrill <joel@oarcorp.com>
14160 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
14161 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
14162 rtems_gxx_recursive_mutex_init.
14163 (__gthread_recursive_mutex_lock): New function.
14164 (__gthread_recursive_mutex_trylock): Likewise.
14165 (__gthread_recursive_mutex_unlock): Likewise.
14167 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
14169 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
14171 2005-01-13 Jan Beulich <jbeulich@novell.com>
14173 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
14174 (ashrti3_internal): Indicate output is early clobber. Generate result
14175 into output rather than first input. Use move for low word of output
14176 if shift count is exactly 64.
14177 (lshrti3_internal): Likewise.
14179 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
14183 * reload1.c (delete_output_reload): Don't delete an output reload
14184 if the pseudo lives longer than a single basic block. Adjust and
14185 improve wording of comment.
14187 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
14190 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
14191 of TYPE_SIZE where we mean the number of bytes.
14193 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
14195 * function.c (assign_parm_setup_block): Relax condition on
14196 multi-register optimization.
14198 2005-01-12 Nick Clifton <nickc@redhat.com>
14200 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
14201 an "in_delay_slot" attribute of "no" to prevent them being used in
14202 delay slots. This is forbidden because they might generate
14205 2005-01-12 Alan Modra <amodra@bigpond.net.au>
14208 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
14209 with r->Y and Y->r.
14211 2005-01-12 Nick Clifton <nickc@redhat.com>
14213 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
14214 passed on to GAS) but do not define, as GAS no longer supports or
14215 needs the -m2000 option.
14217 2005-01-11 Roger Sayle <roger@eyesopen.com>
14219 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
14220 type as args of unprototyped builtins aren't automatically promoted.
14221 (fold_builtin_abs): Likewise.
14223 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14225 * Makefile.in: Set a `build-warn' variable.
14227 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14229 PR tree-optimization/17949
14230 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14231 (find_interesting_uses_address): Use it.
14233 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14235 * regrename.c (kill_value): Handle subreg's that won't simplify.
14237 2005-01-11 Richard Henderson <rth@redhat.com>
14240 * config/i386/i386.h (enum ix86_builtins): Move ...
14241 * config/i386/i386.c: ... here.
14242 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14243 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14244 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14245 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14246 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14247 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14248 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14249 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14250 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14251 IX86_BUILTIN_LOADDDUP): Remove.
14252 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14253 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14254 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14255 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14256 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14257 (ix86_init_builtins): Make static.
14258 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14259 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14260 if all the modes match. Otherwise, fake it.
14261 (get_element_number, ix86_expand_vec_init_builtin,
14262 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14263 (ix86_expand_builtin): Make static. Update for changed builtins.
14264 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14265 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14266 (ix86_expand_vector_init_duplicate): New.
14267 (ix86_expand_vector_init_low_nonzero): New.
14268 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14269 Split out from ix86_expand_vector_init; handle integer modes.
14270 (ix86_expand_vector_init): Use them.
14271 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14272 * config/i386/i386-protos.h: Update.
14273 * config/i386/predicates.md (reg_or_0_operand): New.
14274 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14275 (movv2sf_internal): Likewise. And a splitter to match them all.
14276 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14277 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14278 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14279 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14280 (mmx_pinsrw): Fix operand ordering.
14281 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14282 rather than sse_loadss expander.
14283 (movv2df splitter): Similarly.
14284 (sse_loadss, sse_loadlss): Remove.
14285 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14286 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14287 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14288 (sse3_movddup): Rename with '*'.
14289 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14290 (sse2_loadsd): Remove.
14291 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14292 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14293 (sse2_pinsrw): Fix argument ordering.
14294 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14295 (sse2_stored): Remove 'r' destination.
14296 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14297 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14298 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14299 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14300 vec_extractv16qi, vec_initv16qi): New.
14302 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14303 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14304 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14306 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14307 (_mm_load_si128, _mm_store_si128): Likewise.
14308 (_mm_load1_pd): Use _mm_set1_pd.
14309 (_mm_load_sd): Use _mm_set_sd.
14310 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14311 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14312 (_mm_set_epi64): Use _mm_set_epi64x.
14313 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14314 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14315 _mm_setr_epi8): Use _mm_set_foo form.
14316 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14317 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14318 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14319 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14320 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14321 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14322 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14323 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14324 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14325 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14326 (_mm_movedup_pd): Use _mm_shuffle_pd.
14327 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14328 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14329 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14330 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14331 Use _mm_setzero_ps.
14332 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14333 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14334 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14335 (_mm_store_ps): Use raw dereference.
14336 (_mm_store1_ps): Use _mm_storeu_ps.
14337 (_mm_storer_ps): Use _mm_store_ps.
14338 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14339 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14341 2005-01-11 Stan Shebs <shebs@apple.com>
14343 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14344 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14346 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14349 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14350 Skip all DECLs except for FIELD_DECLs.
14352 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14354 * config/s390/s390.c (override_options): Return error if
14355 -mbackchain, -mpacked-stack and -mhard-float are used together.
14356 (s390_va_start): Remove the backchain && packed-stack special case.
14357 (s390_gimplify_va_arg): Likewise.
14358 * doc/invoke.texi: Remove the ABI incompatibility note.
14360 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14362 * config/s390/s390.c (struct s390_frame_layout): Remove
14364 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14365 save_backchain_p with TARGET_BACKCHAIN.
14367 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14370 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14371 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14372 * function.c (locate_and_pad_parm): Set new field.
14373 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14374 Tweak where_pad test to include "none". Always set mem align for
14376 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14377 not sufficient for type.
14378 (assign_parm_setup_block): If stack_parm is zero on entry, always
14379 make a new stack local. Block move old stack parm if necessary
14380 to new aligned stack local.
14381 (assign_parm_setup_stack): Use a block move to handle
14382 potentially misaligned entry_parm.
14383 (assign_parms_unsplit_complex): Specify required alignment when
14384 creating stack local.
14385 * calls.c (compute_argument_addresses): Override alignment of stack
14386 arg calculated from its type with the alignment given by
14387 FUNCTION_ARG_BOUNDARY.
14388 (store_one_arg): Likewise.
14390 2005-01-11 Jan Beulich <jbeulich@novell.com>
14392 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14393 Change respective itanium_class attribute to ialu.
14394 (shladdp4_internal): New.
14395 * config/ia64/predicates.md (shladd_log2_operand): New.
14397 2005-01-11 Richard Henderson <rth@redhat.com>
14399 * expr.c (store_constructor): Use rtvec_alloc instead of
14400 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14402 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14404 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14406 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14408 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14409 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14410 (TARGET_RWRELOC): Define.
14411 (ia64_rwreloc_section_type_flags): Delete.
14412 (ia64_section_type_flags): New function.
14413 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14414 (TARGET_RWRELOC): Define.
14416 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14419 * config/ia64/ia64.c (process_set): For alloc insn, only call
14420 process_epilogue is !frame_pointer_needed.
14422 2005-01-10 Roger Sayle <roger@eyesopen.com>
14425 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14426 unary operator and can't be treated as a binary/comparison operator.
14428 2005-01-10 Richard Henderson <rth@redhat.com>
14430 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14431 (ix86_return_in_memory): Likewise.
14432 (function_arg_advance): Likewise. Mirror structure in function_arg
14433 for choosing register to advance.
14435 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14437 * tree-vectorizer.c, tree.def: Fix comment typos.
14439 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14441 * config/s390/s390.c (struct processor_costs): 4 new fields:
14442 ddbr, ddr, debr, der.
14443 (s390_rtx_costs): More precise handling of divide instructions.
14445 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14447 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14449 2005-01-10 Jan Beulich <jbeulich@novell.com>
14451 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14452 names resulting from -ffunction-sections/-fdata-sections and linkonce
14454 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14455 based on the section name. Rearrange the section name comparison logic
14456 slightly so that each section name is compared against at most once.
14458 2005-01-10 Ben Elliston <bje@au.ibm.com>
14460 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14461 targets for which -fPIC reduces limitations on the GOT size.
14463 2005-01-09 Falk Hueffner <falk@debian.org>
14465 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14468 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14471 * collect2.c (main): Set aixrtl_flag for -brtl option.
14472 (resolve_lib_name): Search for .so file extension before .a
14473 if aixrtl_flag set.
14475 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14477 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14478 (vect_analyze_data_refs_alignment): Add dump prints.
14480 2005-01-09 Ira Rosen <irar@il.ibm.com>
14482 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14483 expr_invariant_in_loop_p.
14484 Initialize outputs first thing in the function.
14485 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14486 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14487 (vect_analyze_pointer_ref_access): Check that the initial condition of
14488 the access function is loop invariant.
14490 2005-01-09 Richard Henderson <rth@redhat.com>
14492 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14493 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14494 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14495 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14496 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14497 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14498 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14499 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14500 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14501 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14502 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14503 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14504 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14505 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14506 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14507 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14508 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14509 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14510 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14511 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14512 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14513 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14514 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14516 (mmx_clrdi, pavgusb): Remove.
14517 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14518 with leading sse_ prefix.
14519 * config/i386/sse.md: Receive them.
14520 * config/i386/mmx.md: New file.
14521 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14522 (subrv2sf3): Turn into expander for normal subtraction.
14523 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14524 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14525 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14526 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14527 commutative; use ix86_binary_operator_ok.
14528 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14529 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14530 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14531 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14532 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14533 Macroize from existing patterns; use ix86_binary_operator_ok.
14534 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14535 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14536 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14537 with vec_select+vec_concat.
14538 (mmx_pshufw, mmx_pshufw_1): Likewise.
14539 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14540 (mmx_uavgv4hi3): Model correctly.
14541 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14542 _mm_xor_si64): Remove casts.
14544 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14546 PR tree-optimization/19224
14547 * tree-scalar-evolution.c (get_instantiated_value,
14548 set_instantiated_value): New functions.
14549 (instantiate_parameters_1): Cache the results.
14550 (instantiate_parameters, resolve_mixers): Initialize and free
14553 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14555 * config/i386/i386.md (addhi_4): Correct reference in comment.
14558 2005-01-08 Richard Henderson <rth@redhat.com>
14560 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14561 (_mm_cvtsi128_si64x): Likewise.
14562 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14563 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14564 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14565 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14566 * config/i386/i386-protos.h: Update.
14567 * config/i386/i386.c (print_operand): Add 'H'.
14568 (ix86_fixup_binary_operands): Split out from ...
14569 (ix86_expand_binary_operator): ... here.
14570 (ix86_fixup_binary_operands_no_copy): New.
14571 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14572 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14573 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14574 (safe_vector_operand): Use CONST0_RTX.
14575 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14576 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14577 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14578 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14580 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14581 (IX86_BUILTIN_CMPNGESS): New.
14582 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14583 (attr type): Add sselog1.
14584 (attr unit, attr memory): Handle it.
14585 (movti, movti_internal, movti_rex64): Move near other integer moves.
14586 (movtf, movtf_internal): Move near other fp moves.
14587 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14588 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14589 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14590 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14591 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14592 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14593 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14594 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14595 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14596 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14597 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14598 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14599 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14600 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14601 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14602 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14603 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14604 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14605 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14606 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14607 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14608 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14609 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14610 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14611 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14612 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14613 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14614 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14615 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14616 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14617 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14618 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14619 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14620 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14621 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14622 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14623 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14624 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14625 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14626 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14627 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14628 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14629 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14630 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14632 (SSEPUSH, push<SSEPUSH>): Remove.
14633 (MMXPUSH, push<MMXPUSH>): Remove.
14634 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14635 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14636 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14637 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14638 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14639 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14640 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14641 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14642 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14643 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14644 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14645 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14646 (ppro_sse_log_V4SF): Handle sselog1.
14647 * config/i386/predicates.md (const_0_to_1_operand): New.
14648 (const_0_to_255_mul_8_operand): New.
14649 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14650 (const_2_to_3_operand, const_4_to_7_operand): New.
14651 * config/i386/sse.md: New file.
14652 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14653 (sse_movups): Rename from sse_movups_1.
14654 (sse_loadlss): Rename from sse_loadss_1.
14655 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14657 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14658 (absv4sf2, negv2df, absv2df): New.
14659 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14660 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14661 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14662 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14663 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14664 (sse3_addsubv4sf3): Model correctly.
14665 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14666 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14667 (sse_movhlps): Model with vec_select+vec_concat.
14668 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14669 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14670 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14671 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14672 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14673 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14674 sse2_pshufhw_1): Likewise.
14675 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14676 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14677 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14678 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14679 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14680 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14681 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14682 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14683 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14684 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14685 sminv8hi3): Mark commutative
14686 operands. Use ix86_binary_operator_ok.
14687 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14688 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14689 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14690 sse2_punpcklqdq): Allow operand2 in memory.
14691 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14692 sse2_movsd): Add memory alternatives.
14693 (sse_storelps): Turn expander into an insn; split after reload.
14694 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14695 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14697 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14699 * configure.ac (DWARF-2 debug_line): Use objdump.
14700 * configure: Regenerate.
14702 2005-01-08 Jeff Law <law@redhat.com>
14703 Diego Novillo <dnovillo@redhat.com>
14705 PR tree-optimization/18241
14706 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14707 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14708 statements with volatile operands.
14709 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14710 operands after marking a statement with has_volatile_ops.
14712 2005-01-08 Roger Sayle <roger@eyesopen.com>
14714 * tree.c (int_fits_type_p): Always honor integer constant
14715 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14717 2005-01-08 Roger Sayle <roger@eyesopen.com>
14719 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14720 the latent bug in rtl_delete_block has been resolved.
14722 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14724 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14725 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14727 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14729 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14730 library as @multilib_dir@/$(SHLIB_SONAME).
14732 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14734 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14735 * configure: Regenerate.
14737 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14739 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14742 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14745 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14746 Convert non-word aligned offset address using ld/std into
14749 2005-01-07 Richard Henderson <rth@redhat.com>
14751 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14753 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14755 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14757 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14759 PR tree-optimization/19283
14760 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14761 is not shorter than the original type.
14763 PR rtl-optimization/19012
14764 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14766 PR rtl-optimization/18861
14767 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14768 (FULL_STATE): Define.
14769 (mark_tablejump_edge): New function.
14770 (purge_dead_tablejump_edges): New function.
14771 (find_bb_boundaries): Use it.
14773 PR tree-optimization/18828
14774 * builtins.c (expand_builtin_next_arg): Remove argument and all
14775 the argument checking.
14776 (expand_builtin): Adjust caller.
14777 (expand_builtin_va_start): Likewise. Remove error for too many
14779 (fold_builtin_next_arg): Issue error for too many arguments.
14780 After checking arguments, replace them with magic arguments that
14781 prevent further checking of the args.
14783 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14785 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14787 2005-01-06 Roger Sayle <roger@eyesopen.com>
14790 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14791 and %{.S:...} (and their negative variants) to test whether the
14792 input file is assembler or pre-processed-assembler independent of
14793 the actual filename extension.
14795 2005-01-06 Roger Sayle <roger@eyesopen.com>
14797 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14798 of sign or zero extended values.
14800 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14802 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14803 for IBM long double format correctly.
14805 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14807 Fix PR tree-optimization/18792
14809 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14810 to first_loop_depth, and use loop depth instead of loop number.
14811 (build_classic_dir_vector): Ditto.
14812 (compute_data_dependences_for_loop): Use depth, not loop number.
14813 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14814 number. Pass in loops, instead of loop numbers.
14815 (gather_interchange_stats): Ditto.
14816 (linear_transform_loops): Ditto.
14818 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14821 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14822 biv_fits_mode_p, extension_within_bounds_p): New functions.
14823 (check_ext_dependent_givs): Use them.
14825 2005-01-06 Roger Sayle <roger@eyesopen.com>
14827 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14828 more than one barrier, in which case we should delete them all.
14830 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14832 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14834 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14836 Fix PR middle-end/19286
14838 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14839 output this subprogram, simply ignore this attempt to do it again.
14840 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14841 origin attribute if it's not possible.
14842 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14843 (decls_for_scope): Ditto.
14844 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14845 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14847 2005-01-05 Richard Henderson <rth@redhat.com>
14850 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14851 (bdesc_2arg): Use it.
14852 (ix86_expand_binop_builtin): Force operands into registers
14854 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14855 ix86_expand_sse_compare, ix86_expand_sse_comi,
14856 ix86_expand_builtin): Likewise.
14858 2005-01-05 Richard Henderson <rth@redhat.com>
14860 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14862 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14863 (mulv4hi3): Set itanium_class mmmul.
14864 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14865 (fpack): Rename from fpack_sfsf.
14867 2005-01-05 Richard Henderson <rth@redhat.com>
14870 * reload1.c (do_input_reload): Restrict the optimization deleteing
14871 a previous output reload to RELOAD_FOR_INPUT.
14873 2005-01-05 Steven Bosscher <stevenb@suse.de>
14875 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14876 comment that we fall through after case.
14877 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14878 (distribute_links): Likewise.
14879 * cse.c (cse_insn): Likewise.
14880 * cselib.c (cselib_invalidate_mem): Likewise.
14881 * df.c: Update comments at the top of the file.
14882 (read_modify_subreg_p): Update comments here too.
14883 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14884 * flow.c (mark_set_1): Likewise.
14885 (mark_used_regs): Likewise.
14886 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14887 (canon_list_insert): Likewise.
14888 (mark_set): Likewise.
14889 (try_replace_reg): Likewise.
14890 (store_killed_in_insn): Likewise.
14891 * loop.c (count_one_set): Likewise.
14892 (basic_induction_var): Likewise.
14893 * postreload-gcse.c (find_mem_conflicts): Likewise.
14894 * postreload.c (reload_combine_note_store): Likewise.
14895 (move2add_note_store): Likewise.
14896 * reload.c (find_equiv_reg): Likewise.
14897 (mark_referenced_resources): Likewise.
14898 * rtlanal.c (set_noop_p): Likewise.
14899 (note_stores): Likewise.
14900 (note_uses): Likewise.
14901 * sched-deps.c (sched_analyze_1): Likewise.
14902 * sched-rgn.c (check_live_1): Likewise.
14903 (update_live_1): Likewise.
14904 * config/i860/i860.c: Likewise.
14906 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
14908 (ZERO_EXTRACT): Mention that this one can be an lvalue.
14910 * doc/rtl.texi: Update documentation for bit-fields and SET.
14912 2005-01-05 Roger Sayle <roger@eyesopen.com>
14914 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
14916 2005-01-05 Jan Hubicka <jh@suse.cz>
14917 Richard Henderson <rth@redhat.com>
14920 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
14923 2005-01-05 Richard Henderson <rth@redhat.com>
14926 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
14927 (sse_shufps): Change operand 3 to const_int_operand.
14928 (sse2_storelps): Fix typo in template.
14929 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
14930 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
14931 (ix86_expand_builtin): Likewise.
14933 2005-01-05 Julian Brown <julian@codesourcery.com>
14935 * config/arm/arm.c (arm_return_in_memory): Treat complex types
14936 as aggregates for AAPCS ABIs.
14938 2005-01-05 Stan Shebs <shebs@apple.com>
14940 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
14941 Mach-O getters if ppc64.
14942 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
14944 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
14945 signed four-byte field for global code case.
14946 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
14948 2005-01-05 Roger Sayle <roger@eyesopen.com>
14950 PR middle-end/19100
14951 * c-common.c: Include real.h.
14952 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
14953 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
14954 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
14955 * Makefile.in (c-common.o): Update dependencies.
14957 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14959 * c-parse.in (asm_string): Add trailing semicolon.
14961 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14963 * c-parse.in (asm_string): New. Don't allow wide strings in
14965 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
14966 asm_string instead of STRING.
14968 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14970 * c-typeck.c (constructor_no_implicit): Remove.
14971 (set_designator, process_init_element): Don't check
14972 constructor_no_implicit.
14974 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
14975 Kaz Kojima <kkojima@gcc.gnu.org>
14978 * lcm.c (create_pre_exit): New.
14979 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
14980 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
14982 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14984 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
14985 -msoft-float in target_float_switch.
14986 * arm.c (arm_override_options): Fix processing of target_float_switch.
14988 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14990 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
14993 2004-01-05 Uros Bizjak <uros@kss-loka.si>
14995 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
14996 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
14998 2005-01-04 Roger Sayle <roger@eyesopen.com>
15000 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
15001 if deleting the then-block allows the test-block to fallthru to the
15004 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
15007 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
15008 after the full declaration if the are in two different TUs.
15010 2005-01-04 Richard Henderson <rth@redhat.com>
15013 * tree-sra.c (generate_one_element_init): Just
15014 call gimplify_and_add.
15015 (generate_element_init): Record the
15016 new referenced variables and mark them for renaming
15017 and split out to ...
15018 (generate_element_init_1): This.
15019 (scalarize_init): Don't call push_gimplify_context/
15020 pop_gimplify_context.
15022 2005-01-04 Geoffrey Keating <geoffk@apple.com>
15024 * toplev.c (get_src_pwd): Handle failure of getpwd().
15026 2005-01-04 Roger Sayle <roger@eyesopen.com>
15028 * fold-const.c (fold_single_bit_test): Delete unreachable handling
15030 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
15031 all the cases handled by it are inverted by invert_truthvalue.
15033 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15035 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
15036 (save_register_windowsi): Likewise.
15038 2005-01-04 Richard Henderson <rth@redhat.com>
15040 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
15042 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15044 PR middle-end/17767
15045 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
15046 any simplifications of vector mode comparison operators.
15047 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
15049 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
15050 Devang Patel <dpatel@apple.com>
15052 PR tree-optimization/18308
15053 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
15054 the operands before creating a new expression.
15055 * dojump.c (do_jump): Make drop_through_label available
15056 for all cases. Add expansion of COND_EXPR.
15058 2005-01-04 Ira Rosen <irar@il.ibm.com>
15060 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
15061 INTEGER_CST instead of TREE_CONSTANT.
15062 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
15063 instead of TREE_CONSTANT.
15064 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
15065 instead of TREE_CONSTANT.
15067 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
15069 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
15071 2005-01-04 Uros Bizjak <uros@kss-loka.si>
15074 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
15075 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
15077 2005-01-03 Richard Henderson <rth@redhat.com>
15079 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
15080 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
15081 fold_convert_const_real_from_real): Split out from ...
15082 (fold_convert_const): ... here.
15084 2005-01-03 Richard Henderson <rth@redhat.com>
15087 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
15088 (mov<MMXMODEI>_internal): Likewise.
15089 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
15090 Add V2SF case; use it for SSE1; don't use TI.
15091 (movdf_integer): Likewise.
15092 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
15094 2005-01-03 Ira Rosen <irar@il.ibm.com>
15096 * tree-vectorizer.c (vect_strip_conversions): New function.
15097 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
15098 check for binary class.
15100 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
15104 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
15106 * gimple-low.c (mark_blocks_with_used_vars): New function.
15107 (mark_blocks_with_used_subblocks): Ditto.
15108 (mark_used_blocks): Ditto.
15109 (pass_mark_used_blocks): New pass.
15110 * tree-inline.c: Include debug.h.
15111 (expand_call_inline): Call outlining_inline_function here.
15112 * tree-optimize.c (init_tree_optimization_passes): Add
15113 pass_mark_used_blocks.
15114 * tree-pass.h (pass_mark_used_blocks): New.
15115 * Makefile.in (tree-inline.o): Add debug.h dependency.
15117 2005-01-03 Geoffrey Keating <geoffk@apple.com>
15119 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
15120 VAR_DECLs to have weak_import attribute.
15122 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
15125 2004-01-03 Steven Bosscher <stevenb@suse.de>
15127 * passes.c (rest_of_compilation): Don't run regmove if only
15128 flag_expensive_optimizations, require flag_regmove instead.
15130 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15132 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
15134 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
15135 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15136 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
15137 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
15139 2005-01-03 Richard Henderson <rth@redhat.com>
15141 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
15142 (ia64_const_ok_for_letter_p): New.
15143 (ia64_const_double_ok_for_letter_p): New.
15144 (ia64_extra_constraint): New.
15145 (ia64_expand_vecint_compare): New.
15146 (ia64_expand_vcondu_v2si): New.
15147 (ia64_expand_vecint_cmov): New.
15148 (ia64_expand_vecint_minmax): New.
15149 (ia64_print_operand): Add 'v'.
15150 (ia64_preferred_reload_class): New.
15151 (ia64_vector_mode_supported_p): New.
15152 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
15153 (PREFERRED_RELOAD_CLASS): Move to function.
15154 (CONST_OK_FOR_LETTER_P): Move to function.
15155 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
15156 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
15157 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
15158 (EXTRA_CONSTRAINT): Move to function.
15159 * config/ia64/ia64.md: Include vect.md.
15160 (itanium_class): Add mmalua.
15162 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
15164 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
15165 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
15167 (const_int_2bit_operand): New.
15168 (fr_reg_or_0_operand): New.
15169 * config/ia64/ia64-modes.def: Add vector modes.
15170 * config/ia64/ia64-protos.h: Update.
15171 * config/ia64/vect.md: New file.
15173 2005-01-03 Richard Henderson <rth@redhat.com>
15175 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
15177 2005-01-03 Uros Bizjak <uros@kss-loka.si>
15180 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
15182 (log1pdf2): Change mode of operands[0,1] to DFmode.
15184 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
15186 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
15187 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
15188 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
15189 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
15190 SPARC_RELAXED_ORDERING.
15192 2005-01-03 Richard Henderson <rth@redhat.com>
15193 Uros Bizjak <uros@kss-loka.si>
15196 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
15197 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
15198 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
15200 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
15201 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
15202 const_pow2_1_to_128_operand): New predicates.
15204 2005-01-02 Greg McGary <greg@mcgary.org>
15206 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
15208 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
15209 object. [ptr_type]: Remove unused variable.
15210 Remember nearest addressable array-element or record-component
15211 when checking bitfield components. Tolerate empty BIND_EXPR.
15213 2005-01-01 Richard Henderson <rth@redhat.com>
15215 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
15216 that don't narrow the value. Fail for other conversions.
15218 2005-01-01 Richard Henderson <rth@redhat.com>
15221 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
15222 * c-lang.c (finish_file): Don't do it here.
15223 * objc/objc-act.c (objc_finish_file): Likewise.
15225 * cgraph.c (decl_assembler_name_equal): New.
15226 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15227 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15228 * cgraph.h (struct cgraph_varpool_node): Add next.
15229 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15230 * varasm.c (assemble_alias): Mark the target as needed.
15232 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15234 PR middle-end/19221
15235 * function.c (get_arg_pointer_save_area): Use entry_of_function
15236 instead of get_insns.
15238 2005-01-01 Roger Sayle <roger@eyesopen.com>
15239 Andrew Pinski <pinskia@physics.uc.edu>
15240 James E. Wilson <wilson@specifixinc.com>
15242 PR rtl-optimization/12092
15243 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15246 2005-01-01 Roger Sayle <roger@eyesopen.com>
15247 Olivier Hainque <hainque@act-europe.fr>
15249 * tree.c (int_fits_type_p): A narrower type always fits in a
15250 wider one, except for negative values into unsigned types.
15252 2005-01-01 Roger Sayle <roger@eyesopen.com>
15254 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15255 with the original constant rather than require TREE_OVERFLOW.
15257 2005-01-01 Steven Bosscher <stevenb@suse.de>
15259 PR middle-end/17544
15260 * c-decl.c (finish_function): If compiling C99, annotate the
15261 compiler generated return with the current file name and line 0.
15262 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15263 the source line is greater than 0.
15264 (remove_bb): Likewise.